CN109331251A

CN109331251A - Clinical drainage intelligent control device

Info

Publication number: CN109331251A
Application number: CN201811135084.4A
Authority: CN
Inventors: 王才丰
Original assignee: Dezhou Xiangfeng Information Technology Co Ltd
Current assignee: First Affiliated Hospital of Shandong First Medical University
Priority date: 2018-09-28
Filing date: 2018-09-28
Publication date: 2019-02-15
Anticipated expiration: 2038-09-28
Also published as: CN109793948A; CN109771711A; CN109331251B; CN109771709A; CN109771712A; CN109771710A; CN109793947A

Abstract

The invention relates to the field of medical equipment, and discloses an intelligent control device for clinical drainage, which comprises a weighing base assembly, a suspension assembly, a seating assembly, a drainage adjustment mechanism and a controller; during the drainage process, the weighing base assembly can be Feedback the weight signal to the controller; the mounting seat assembly is provided with a connecting pipe for connecting the drainage pipe and the drainage bag; the drainage adjusting mechanism can squeeze the connecting pipe to different degrees under the control of the controller to control the connection and adjustment of the connecting pipe At the same time, negative pressure drainage can also be realized by driving the effusion of the connecting tube to the direction of the drainage bag through the positive revolution. This clinical drainage intelligent control device adopts intelligent design, and can realize automatic control of timing drainage, quantitative drainage and constant-speed drainage when used in conjunction with existing conventional drainage components, and improves the safety and stability of drainage operation. There are two drainage modes, drainage and negative pressure drainage, which can meet most of the clinical drainage needs.

Description

Clinic drainage intelligent controlling device

Technical field

The present invention relates to the field of medical instrument technology more particularly to a kind of clinical drainage intelligence controls for hydrops drainage Device processed.

Background technique

Under normal condition, torso model, it is intraperitoneal have a small amount of liquid, to the indoor internal organs of chamber rise lubricating action, such as exist When amount of liquid being caused in chamber to be increased beyond normal physiologic range under pathological state, a kind of illness will be become, such as hydrothorax and ascites. Causing seroperitoneum and the cause of disease of pleural effusion to have is much clinical very common illness, although seroperitoneum and thoracic cavity product Liquid is only a kind of symptom, but a large amount of seroperitoneums and a large amount of seroperitoneums will cause a series of complication without have wholesome effects because Treatment, when serious even threat to life.Therefore, for the case with a large amount of seroperitoneums and a large amount of pleural effusion symptom, Hydrops drainage must be first carried out when clinical treatment.

In the operating process that clinic drains a large amount of hydrops, often drained according to the condition of case and to day secondary The clinical parameters such as several, each drainage flow, drainage speed have particular requirement, in actual clinical operation, in drainage process Clinical parameter is usually all to be realized, current this artificial control by medical staff or families of patients messenger for subjective control There are certain drawbacks for mode, on the one hand, often due to misunderstand in the verbal communication of doctor's advice or operator carelessness Etc. reasons and cause drainage process to fail to carry out by the expected mode of doctor, it is improper because draining due to patient bring uncomfortable and injury, Even jeopardize patient vitals, on the other hand, real-time drainage flow and drainage speed are usually all by artificially seeing in drainage process It examines to judge, error is larger, but also drainage effect is difficult to ensure, at the same time, current this control mode will obviously Increase the burden of medical staff and families of patients.

Drainage bag is cheaper medical supplies, is the optimal selection in clinical hydrops drainage as tail-end vessel, but It may be only available for the operation of the conventional hydrothorax drainage under normal pressure, and can not be suitable among negative pressure drainage, such as carry out negative pressure drainage Shi Tongchang need to be high compared with drainage bag by price water-sealed drainage bottle, certain financial burden is brought to patient.

Summary of the invention

Technical purpose of the invention is to provide a kind of using intelligentized design, can cooperate existing drainage bag and drainage tube And realize normal pressure drainage and negative pressure drainage, it can be joined according to drainages such as preset drainage initial time, single drainage flow, drainage speeds Several pairs and drainage process carries out automatically controlling every time clinical drainage intelligent controlling device.

To realize the above-mentioned technical purpose, the invention adopts the following technical scheme:

A kind of clinical drainage intelligent controlling device comprising:

Weighing type base assembly, from weighing unit, weighing sensor and pedestal up and down successively with and constitute, weighing and sensing Device output is able to reflect the weighing-up wave of weight of object above weighing unit, and promising weighing sensor is installed on pedestal and provides work electricity The power module of stream；

Sling component comprising the upright bar that lower end is fixedly connected with weighing unit, the sling beam being fixedly connected with upright bar upper end, Sling beam is equipped with for clamping the clip at the top of drainage bag, sling component be used to hang on drainage bag weighing unit just Side；

Dispose holder assembly comprising setter plate and connecting tube, setter plate support through a telescopic rod and be located at the upper of sling beam Side, the adjustable simultaneously lockable in upper and lower position, telescopic rod is located at the rear side of upright bar and its lower end is fixedly connected with pedestal；Connecting tube It being made of soft elastic material, upper and lower side is respectively used to connection drainage tube and drainage bag, and middle and upper part is equipped with an impact bag, Its lower end is equipped with unidirectional out splice going splice；Resettlement groove for fixing connecting tube is provided on front side of setter plate, for fixing impact bag Capsule seat；

Drain regulating mechanism comprising one is provided with the dimple on front side of setter plate, and one section is equipped in dimple in arc-shaped Curved wall, the interior revolution wheel for being equipped with one with curved wall center overlapping of axles of dimple, is formed between curved wall and revolution wheel One can accommodate the arc-shaped gaps of connecting tube, will pass through from arc-shaped gaps after connecting tube is fastened in resettlement groove, revolution wheel by One driving device provides rotary power；One, which is fixed with, on revolution wheel is located at its outside and the roll parallel with central shaft, roll It can rotate freely and can be revolved with revolution wheel around roll shaft；In roll forward direction process of revolution, after entering arc-shaped gaps every time, Connecting tube is squeezed to blocking state, then the connecting tube in arc-shaped gaps will be rolled always by rotation and moves, drive Fluid from flowing backward in connecting tube completes a fluid output；Roll can adjust position by forward direction revolution and reversed revolution It sets, so as to implement different degrees of extruding to connecting tube with curved wall, realizes control connecting tube on-off and adjust connecting tube The purpose of inner product flow velocity；When roll is in initial position, do not contacted with connecting tube；

Controller is fixed in setter plate, and front side is equipped with set key and display screen；Set key is for defeated into controller Entering the drainage mode that drains every time and drainage parameter and switching on and shutting down instruction, drainage mode includes normal pressure drainage and negative pressure drainage, Drainage parameter includes draining initial time, the hydrops weight i.e. drainage speed drained in the unit time in drainage process, single to draw Flow hydrops weight, that is, single drainage flow；Controller can obtain the weighing-up wave of the continuous Real-time Feedback of weighing sensor, and in terms of this Calculate the real-time drainage flow of real-time drainage speed, single；Controller can adjust roll by regulating and controlling the working condition of driving device Revolution state, revolution state includes the start and stop of revolution, direction of rotation, rotation angle and rotation speed；Controller can be based on Real-time drainage speed, the real-time drainage flow of single and preset drainage mode and drainage parameter, carry out the revolution state of roll Timing drainage, constant speed drainage and quantitative drainage are realized in coordinated control；Controller is first adjusted roll after receiving shutdown command Shutdown is executed again to initial position；Data information of the display screen for being grasped in display controller；

Power supply module is installed in setter plate, is made of battery and several voltage changing modules, for for driving device and Controller provides operating current.

The application method and working principle of this clinic drainage intelligent controlling device are as follows:

This clinic drainage intelligent controlling device is placed below on the ground or platform of patient, drainage bag is consolidated through clip On the downside of sling beam, drainage bag is overhang above weighing unit at this time；Impact bag is fixed in capsule seat, connecting tube is fastened in In resettlement groove, and ensure that connecting tube passes through in the arc-shaped gaps that are formed between curved wall and revolution wheel, by connecting tube lower end It is connect with drainage bag, adjusts the height of setter plate, stretch part of the connecting tube between resettlement groove and drainage bag in nature State connects the upper end for draining pipe end and connecting tube, and routinely drainage procedure is to be drained by drainage tube front end and patient Chamber is simultaneously fixed, and clinic drainage intelligent controlling device is adjusted to open state by set key, according to clinical need It is default in the controller that mode, drainage parameter will be drained using set key, just complete the early-stage preparations of drainage procedure at this time Work；Hereafter, controller can be based on real-time drainage speed, the real-time drainage flow of single and preset drainage mode and drainage ginseng Number, regulates and controls the revolution state of roll, realizes timing drainage, constant speed drainage and quantitative drainage.

Furthermore, the unidirectional out splice going splice include a main body, main body upper end be equipped with for under connecting tube The connected input port in end, lower end are equipped with the delivery outlet for being connected with drainage bag；Body interior offers a column chamber, the bottom of column chamber Portion is equipped with inlet opening, and the side wall of middle and lower part is equipped with a drainage hole, and upper end is equipped with the venthole communicated with atmosphere；Input port is through flowing Road is communicated with inlet opening, and drainage hole is communicated through runner with delivery outlet；Equipped with the floating ball that a surface is smooth, floating ball and column chamber in valve chamber Side wall has gap and drainage hole is made to be connected always with venthole, and floating ball can match after sinking down into column bottom of chamber portion with inlet opening sealing It closes；When the intracavitary portion of column has hydrops, floating ball swims in the intracavitary hydrops upper surface of column and makes inlet opening, drainage hole and venthole Three's connection, when hydrops is not present in the intracavitary portion of column, floating ball sinks by gravity and blocks inlet opening.

This clinic drainage intelligent controlling device has the following beneficial effects:

It uses intelligentized design, clinically can be used with existing conventional drainage component cooperation, compatible normal pressure draws Stream and two kinds of operating modes of negative pressure drainage join the drainages such as each drainage initial time, single drainage flow, each drainage speed After number is default, automation control can be carried out to entire drainage procedure according to preset drainage parameter, realize periodically, is quantitative, fixed Fast automated intelligent drainage, due to, without artificial interference, significantly reducing the work load of medical staff in drainage process, avoiding It causes drainage that cannot carry out the generation of this case in desired manner because of carelessness or misoperation, improves clinical liquid drainage The safety and stability of operation, fully ensure that drainage effect；This clinic drains intelligent controlling device to drainage flow, drainage speed Control based on sensing device, controller, driving device cooperation, compared with the prior art in artificial observation manipulation it is more smart Standard, so that drainage effect is further guaranteed；Intermediate channel of the connecting tube as drainage tube and drainage bag, in drainage process In be hydrops necessary channel, this clinic drain intelligent controlling device for drainage speed adjusting, drain negative pressure generation all It is to be squeezed connecting tube and realized based on drainage regulating mechanism, ensure that the leakproofness on effusion drainage tube road, and ensure that Hydrops is isolated with other component, safety and sanitation, and connecting tube cost of manufacture relative moderate, is suitble to disposable, ensure that This clinic drains the economy of intelligent controlling device in clinical application；At the same time, it is skilful to use science for drainage regulating mechanism Wonderful structure design has taken into account control connecting tube on off operating mode, has adjusted that hydrops flow velocity, to generate in negative pressure drainage negative pressure etc. multiple Function plays the utilization rate of component to maximum, and the structure of this clinic drainage intelligent controlling device is made more to tend to be compact；To sum up Described, the drainage intelligent controlling device use of this clinic is very convenient, and application is very flexible, and operation is very simple, compact-sized, Ingenious in design, main element is reciprocally recycled, and metering is accurate, and cost of manufacture and use cost are lower, extremely suitable to cure Unit is treated to promote the use of.

Detailed description of the invention

Fig. 1 is one of the overall structure diagram of clinical drainage intelligent controlling device in embodiment 1.

Fig. 2 is two of the overall structure diagram of clinical drainage intelligent controlling device in embodiment 1.

Fig. 3 is the structural schematic diagram in embodiment 1 after Weighing type base assembly cross-section.

Fig. 4 is the structural schematic diagram that holder assembly, drainage regulating mechanism and controller are disposed in embodiment 1.

Fig. 5 is the cooperation schematic diagram of connecting tube and drainage regulating mechanism when roll is in initial position in embodiment 1.

Fig. 6 is that clinic drains the status diagram after intelligent controlling device is combined with drainage bag and drainage tube in embodiment 1.

Fig. 7 is the intelligent control schematic diagram of clinical drainage intelligent controlling device in embodiment 1.

Fig. 8 is the working principle diagram for draining regulating mechanism in embodiment 1 under normal pressure drainage mode.

Fig. 9 is the working principle diagram for draining regulating mechanism in embodiment 1 under negative pressure drainage mode.

Figure 10 is the structural schematic diagram of connecting tube in embodiment 2.

Figure 11 is the fit structure schematic diagram of roll and revolution wheel in embodiment 3.

Figure 12 is the structural schematic diagram in embodiment 4 after the further improvement of drainage regulating mechanism.

Figure 13 is the cooperation schematic diagram of signal wire and telescopic rod in embodiment 5.

Figure 14 is the structural schematic diagram of Weighing type base assembly in embodiment 6.

Figure 15 is the structural schematic diagram of clinical drainage intelligent controlling device in the expanded state in embodiment 7.

Figure 16 is the structural schematic diagram of clinical drainage intelligent controlling device in a contracted state in embodiment 7.

Figure 17 is state diagram when connecting tube carries out fluid output in embodiment 8 and fluid is hydrops.

Figure 18 is the state diagram that connecting tube completes floating ball prevention hydrops reflux after fluid output in embodiment 8.

Figure 19 is state diagram when connecting tube carries out fluid output in embodiment 8 and fluid is air.

In figure, 1, pedestal, 2, weighing unit, 3, telescopic rod, 4, upright bar, 5, clip, 6, sling beam, 7, arc-shaped gaps, 8, peace Set plate, 9, revolution wheel, 10, driving device, 11, power supply module, 12, curved wall, 13, resettlement groove, 14, capsule seat, 15, dimple, 16, display screen, 17, set key, 18, roll, 19, controller, 20, positioning bolt, 21, weighing sensor, 22, indicator light, 23, Alarm device, 24, connecting tube, 25, impact bag, 26, drainage tube, 27, drainage bag, 28, curved section, 29, roller fork, 30, tensioning spring, 31, radial hole, 32, tension pin, 33, manual rotating handle, 34, signal wire, 35, telescopic segment, 36, lower margin, 37, bolt, 38, adjusting rotation Button, 39, bubble and scale, 40, arch portion, 41, connecting lever, 42, unidirectional out splice going splice, 43, delivery outlet, 44, inlet opening, 45, Main body, 46, floating ball, 47, column chamber, 48, input port, 49, venthole, 50, drainage hole.

Specific embodiment

Embodiment 1

Referring to shown in Fig. 1,2,6, a kind of clinical drainage intelligent controlling device disclosed in the present embodiment, by Weighing type pedestal Component, sling component, placement holder assembly, drainage regulating mechanism, controller 19 and 10 several major of power supply module are constituted；

Wherein, referring to shown in Fig. 1,3, the Weighing type base assembly is by weighing unit 2, weighing sensor 21 and pedestal 1 Successively cooperate up and down and constitute, weighing sensor 21 exports the weighing-up wave for being able to reflect 2 top weight of object of weighing unit, pedestal Promising weighing sensor 21 is installed on 1, and the power module of operating current is provided；Its one side is used to be sling component and placement seat Component provides support, on the other hand then for feeding back weight signal to controller 19；

Wherein, referring to shown in Fig. 1,2,6, the sling component includes upright bar 4 and sling beam 6, the lower end of upright bar 4 and title Weight platform 2 is fixedly connected, and the middle part of sling beam 6 is fixedly connected with 4 upper end of upright bar, and sling beam 6 is equipped with for clamping drainage bag 27 The clip 5 at top；Sling component is used to hang on drainage bag 27 with catenary the surface of weighing unit 2, and guarantees drainage bag 27 and its weight of internal hydrops tend on whole indirect feedback to weighing sensor 21；

Wherein, referring to shown in Fig. 1,2,5,6, the placement holder assembly includes a setter plate 8 and a connecting tube 24；Placement Plate 8 supports and is located at the top of sling beam 6 through a telescopic rod 3, and upper and lower position is adjustable and lockable, telescopic rod 3 are located at vertical The rear side of bar 4 and its lower end is fixedly connected with pedestal 1；Connecting tube 24 is made of soft elastic material, to guarantee that it has Good deformation behavior, the upper and lower side of connecting tube 24 are respectively used to connection drainage tube 26 and drainage bag 27, and middle and upper part is set There is an impact bag 25, lower end is equipped with unidirectional out splice going splice 42, and as its name suggests, unidirectional out splice going splice 42 only allows in connecting tube 24 Hydrops or air to 27 direction of drainage bag flow；It is then provided with the resettlement groove 13 for fixing connecting tube 24 on front side of setter plate 8, uses In the capsule seat 14 for fixing impact bag 25；

Wherein, referring to shown in Fig. 1,4,5,8,9, the drainage regulating mechanism includes one being provided with 8 front side of setter plate Dimple 15, dimple 15 is interior to be equipped with one section in arc-shaped side wall, referred to as curved wall 12, and dimple 15 is interior to be equipped with one and curved wall The revolution wheel 9 of 12 center overlapping of axles is formed between the arc that one can accommodate connecting tube 24 between curved wall 12 and revolution wheel 9 Gap 7 will pass through after connecting tube 24 is fastened in resettlement groove 13 from arc-shaped gaps 7；Revolution wheel 9 is fixed in setter plate 8 by one Driving device 10 provide rotary power；One, which is fixed with, on revolution wheel 9 is located at its outside and the roll 18 parallel with central shaft, Roll 18 can be rotated freely around roll shaft and can be revolved with revolution wheel 9；Referring to shown in Fig. 9, roll 18 is in lasting positive revolution In the process, after entering arc-shaped gaps 7 every time, connecting tube 24 is squeezed to blocking state, will then be rolled always by rotation Connecting tube 24 in arc-shaped gaps 7 is moved, and the fluid from flowing backward in connecting tube 24 is driven, and completes a fluid output, This fluid is the hydrops or air in connecting tube 24, and the connecting tube 24 rolled relies on natural resiliency that will make when resiling 24 front end of connecting tube generates negative pressure, drives the intracorporal hydrops of people to enter in connecting tube 24, when roll 18 leaves arc-shaped gaps 7 Afterwards, connecting tube 24 can not carry out fluid output because being not affected by successional extruding, but unidirectional out splice going splice 42 can be effectively prevent Fluid reflux in connecting tube 24, i.e., when roll 18 persistently carries out positive revolution, the carry out fluid output of connecting tube 24 gradually, It is achieved in negative pressure drainage, the average drainage speed of hydrops drainage is determined by the positive revolution speed of roll 18；Referring to Fig. 8 institute Show, when carrying out normal pressure drainage, roll 18 can by forward direction revolution and reversed revolution come adjusting position, so as to curved wall 12 pairs of connecting tubes 24 implement different degrees of extruding, realize control 24 on-off of connecting tube and adjust 24 inner product flow velocity of connecting tube Purpose；Referring to shown in Fig. 5, when roll 18 is in initial position, it is located at the other side opposite with curved wall 12, thus not It is contacted with connecting tube 24, under this state, connecting tube 24 smoothly can be combined and separate with drainage regulating mechanism；

Wherein, referring to shown in Fig. 1,5,6,7, the controller 19 is fixed in setter plate 8, inside be preinstalled with control Program, front side are equipped with set key 17 and display screen 16；Set key 17 is for inputting the drainage drained every time into controller 19 Mode and drainage parameter and switching on and shutting down instruction, drainage mode include normal pressure drainage and negative pressure drainage, and drainage parameter includes drainage Hydrops weight, that is, drainage speed, the single drained in the unit time in initial time, drainage process drains hydrops weight, that is, single Drainage flow；Controller 19 can obtain the weighing-up wave of the continuous Real-time Feedback of weighing sensor 21, and calculate real-time drainage with this The real-time drainage flow of speed, single；Controller 19 can adjust the revolution of roll 18 by regulating and controlling the working condition of driving device 10 State, revolution state include start and stop, direction of rotation, rotation angle and the rotation speed of revolution；Controller 19 can be based on real-time The real-time drainage flow of drainage speed, single and preset drainage mode and drainage parameter, assist the revolution state of roll 18 Regulation system realizes timing drainage, constant speed drainage and quantitative drainage；Controller 19 first adjusts roll 18 after receiving shutdown command Section executes shutdown to initial position again, after thereby ensuring that drainage, connecting tube 24 can smoothly with drainage regulating mechanism, pacify It sets slot 13 to be separated, also ensure in next drainage procedure, connecting tube 24 can be smoothly installed；Display screen 16 is for showing The data information grasped in controller 19, including real-time drainage speed, the real-time drainage flow of single and setting drainage mode and The information such as parameter are drained, while can also be shown based on the secondhand drainage state of above- mentioned information, it is as temporary in drained in progress, draining Stop, drain the working conditions such as end；

Wherein, referring to shown in Fig. 1,4, the power supply module 10 is installed in setter plate 8, by battery and several transformations Module composition, for providing operating current for driving device 10 and controller 19, due to power supply module 10 structure and its and its The connection relationship of his element can be realized easily using the prior art, therefore not be described in detail.

Referring to shown in Fig. 6,7, this clinic drainage intelligent controlling device is placed below on the ground or platform of patient, it will Drainage bag 27 is fixed on 6 downside of sling beam through clip 5, and drainage bag 27 overhangs 2 top of weighing unit at this time, and this of drainage bag 27 is solid Determining mode also is that its sufficiently unfolding in drainage process provides advantage；Impact bag 25 is fixed in capsule seat 14, it will Connecting tube 24 is fastened in resettlement groove 13, and ensures connecting tube 24 between curved wall 12 and the arc taken turns and formed between 9 that revolves It is passed through in gap 7, the unidirectional out splice going splice 42 of 24 lower end of connecting tube is connect with drainage bag 27, adjusted the height of setter plate 8, make to connect Part of the adapter tube 24 between resettlement groove 13 and drainage bag 27 is in nature extended state, by 26 end of drainage tube and connecting tube 24 Upper end connection, routinely 26 front end of drainage tube chamber to be drained and is fixed drainage procedure with patient, passes through Clinic drainage intelligent controlling device is adjusted to open state by set key 17, is needed that mould will be drained using set key 17 according to clinic Formula, drainage parameter are preset in controller 19, just complete the preliminary preparation of drainage procedure at this time；Hereafter, controller 19 It can be based on real-time drainage speed, the real-time drainage flow of single and preset drainage mode and drainage parameter, to the public affairs of roll 18 Turn state to be regulated and controled, specific control methods are as follows:

(1) referring to shown in Fig. 7,8,9, in normal pressure drainage mode；

A, in first drainage, controller 19 makes roll 18 carry out positive public affairs according to the preset initial time of drainage for the first time Turn, the siphonic effect being based on for normal pressure drainage provides triggering pressure, when weighing-up wave changes, illustrates in drainage bag 27 There is the entrance of part hydrops, has made to continue to make the positive revolution of roll 18 to draw for the first time until connecting tube 24 is in the conductive state at this time Stream just starts；In each drainage hereafter, controller 19 makes roll 18 carry out public affairs according to preset each drainage initial time Transfer adjusting position, tend to remain on connecting tube 24, has in 26 tunnel of drainage tube that drainage tube 26 is constituted with connecting tube 24 Each drainage can be realized by siphonic effect in hydrops, that is, realizes that timing drains；

B, in drainage process, controller 19 makes roll 18 carry out corresponding positive revolution or anti-according to real-time drainage speed Roll 18 is adjusted to revolution to the extruding degree of connecting tube 24, increases or reduces the hydrops speed in connecting tube 24, finally Real-time drainage speed is set to tend to be equal with preset drainage speed, i.e. the drainage of realization constant speed；

C, in drainage process, controller 19 calculates this time drainage starting to current single achieved in real time and draws in real time Flow, when the real-time drainage flow of single reaches preset single drainage flow, controller 19 will drive roll 18 to revolve and adjust position It sets, connecting tube 24 is made to be extruded into blocking state, this time drainage terminates at this time, that is, realizes quantitative drainage；

(2) referring to shown in Fig. 7,9, in negative pressure drainage mode,

A, as shown in Fig. 7,9, according to preset drainage initial time, controller 19 drives roll 18 to carry out positive revolution, It drives hydrops to be forced to be flow in drainage bag 27 by human body, that is, realizes that timing drains；

B, in drainage process, controller 19 adjusts the rotation speed of the positive revolution of roll 18 according to real-time drainage speed Degree, the frequency for making connecting tube 24 carry out hydrops output increase or reduce, indirectly increase or reduce hydrops mean flow rate, finally make Real-time drainage speed tends to be equal with preset drainage speed, i.e. the drainage of realization constant speed；

C, in drainage process, controller 19 calculates this time drainage starting to current single achieved in real time and draws in real time Flow, when the real-time drainage flow of single reaches preset single drainage flow, controller 19 will be extruded into blocking in connecting tube 24 Roll 18 is set to stop revolution in the case where state, this time drainage at this time terminates and connecting tube 24 keeps off state, that is, it is fixed to realize Amount drainage.

Referring to shown in Fig. 9, in this clinic drainage intelligent controlling device, the revolution direction of roll 18 be divided into positive revolution with Reversed revolution, wherein it is so-called it is positive with it is reversed only in contrast, be merely for convenience of describing and a kind of rotation side for setting To reference, because the relative position of connecting tube 24 and roll 18 is not limited to specific one kind, roll 18 in implementation process It drives and actually revolves direction by connecting tube 24 and roll 18 required for hydrops is flowed from human body to drainage bag 27 in connecting tube 24 Relative position influence, be that will can drive in connecting tube 24 hydrops by people in 18 process of revolution of roll in the foregoing written description therefore Body is defined as forward direction to the direction of rotation that drainage bag 27 flows, otherwise is reversed.

Referring to shown in Fig. 1,3,7, in this clinic drainage intelligent controlling device, Weighing type base assembly be on the one hand used for be The direct or indirect offer support of other each components, on the other hand then for being fed back by weighing sensor 21 to controller 19 The weighing-up wave of 2 top weight of object of weighing unit；Based on above-mentioned technical purpose, weighing unit 2, weighing sensor 21 and pedestal 1 The structure that specific fit structure can refer to existing electronic scale is implemented, specifically, weighing unit 2 is limited by pedestal 1 and had Certain stroke that floats up and down, but the two will not completely disengage, and weighing sensor 21 is arranged between weighing unit 2 and pedestal 1, claims Retransmitting sensor 21 is that weighing unit 2 provides the support on vertical direction, and the weighing-up wave that weighing sensor 21 exports is right with weighing unit 2 Its apply pressure and change.

Referring to shown in Fig. 2, in this clinic drainage intelligent controlling device, setter plate 8 can be adjusted based on the flexible of telescopic rod 3 Upper and lower position and lockable are saved, this technical requirements is based on, telescopic rod 3 uses existing plug in construction, while on telescopic rod 3 Technical purpose above-mentioned can be realized by its length into line-locked positioning bolt 3720 in setting.

Referring to shown in Fig. 7, in this clinic drainage intelligent controlling device, it is continuous that controller 19 can obtain weighing sensor 21 The weighing-up wave of Real-time Feedback, which has numerous embodiments using the prior art, for example can pass in weighing The wireless transport module that can carry out data transmission is set between sensor 21 and controller 19, it can also be in weighing sensor 21 and control Setting is used for transmission the route of data between device 19.

Referring to shown in Fig. 6,8, in this clinic drainage intelligent controlling device, connecting tube 24 is combined into resettlement groove 13； On the one hand, good buffer action is played to drainage tube 26 and drainage bag 27 through the fixed connecting tube 24 of resettlement groove 13, effectively It avoids the unstable factors such as the shaking of drainage tube 26 to 27 bring External force interference of drainage bag, improves real-time drainage speed and single is real When drainage flow data accuracy and stability；On the other hand, resettlement groove 13 has guided the trend of connecting tube 24, ensure that connection The fitment stability of pipe 24 and drainage regulating mechanism.

Referring to shown in Fig. 6,7, this clinic drains intelligent controlling device in use, drainage bag 27 and its internal hydrops Weight almost all supported by sling beam 6, i.e. the almost all weight of drainage bag 27 and its internal hydrops is ultimately applied to claim It retransmits on sensor 21, the weight of 27 these components of drainage bag after weighing unit 2, upright bar 4, sling beam 6 and placement is in drainage process In be it is invariable, the variation almost all of weighing-up wave that thus weighing sensor 21 exports is by hydrops in drainage bag 27 Increase caused by, therefore controller 19 according to the variable condition of weighing-up wave is when can calculate unit in drainage process The increased weight of hydrops in interior drainage bag 27, i.e., real-time drainage speed can be calculated in this time drainage starting to mesh Hydrops increases weight, the i.e. real-time drainage flow of single in drainage bag 27 during this preceding section, and therefore, controller 19 can be based on title in real time The variable condition of weight signal calculates this technical effect of corresponding real-time drainage speed, the real-time drainage flow of single using existing What technology can be achieved on；

It can not set no, in drainage process, the upper end of drainage bag 27 is fixedly connected with connecting tube 24, and connecting tube 24 can not be kept away The meeting exempted from generates certain active force to drainage bag 27, and as the deformation of drainage bag 27 active force above-mentioned may become Change, to bring certain influence to the data accuracy of real-time drainage speed and the real-time drainage flow of single；But draw in this clinic It flows in intelligent controlling device, setter plate 8 is supported using telescopic rod 3, and height is adjustable and is locked, and is implemented in clinic drainage Before, the height for adjusting setter plate 8 makes part of the connecting tube 24 between resettlement groove 13 and drainage bag 27 be in nature extended state, Thus it can reduce the active force that connecting tube 24 generates drainage bag 27, reduce to real-time drainage speed and the real-time drainage flow of single Data accuracy bring influence.

Referring to shown in Fig. 6,9, in this clinic drainage intelligent controlling device, the lower end of connecting tube 24 is connect using unidirectional output First 42, when roll 18 promotes connecting tube 24 to carry out fluid output, hydrops or air in connecting tube 24 can connect through unidirectionally exporting First 42 are exported, and when connecting tube 24 does not carry out fluid output, unidirectional out splice going splice 42 can prevent the product in connecting tube 24 Liquid or air return, therefore unidirectional out splice going splice 42 is necessary component, during negative pressure drainage and normal pressure drainage it is initial Stage plays necessary function；Based on the setting purpose of unidirectional out splice going splice 42, the prior art is used to can be realized, such as singly The common ball-valve type of existing field of fluid or duck-beak type check valve can be used to out splice going splice 42；At the same time, because even Adapter tube 24 is the uniquely coupled channel between drainage tube 26 and drainage bag 27, and normal pressure drainage is carried out based on siphonic effect, is led to It is often limited by relative altitude and makes the pressure difference between drainage line head and the tail smaller, it is contemplated that this factor, unidirectional output connect First 42 operating pressure answer it is the smaller the better, with reduce normal pressure drainage in hydrops flow bring resistance.

Referring to shown in Fig. 9, this clinic drains intelligent controlling device in clinical use, the structure based on drainage regulating mechanism Feature, under negative pressure drainage mode, when the every positive public affairs of roll 18 circle, connecting tube 24 carries out a fluid output and deposits simultaneously A fluid stagnation stage, i.e., the fluid output in connecting tube 24 is to carry out in pulsed, and the setting of impact bag 25 is even The negative pressure generated in connecting tube 24 can be carried out storage accumulation, provided more for 26 lower end of drainage tube by the middle and upper part of adapter tube 24 Gentle uniform negative pressure, weakens the pulsatile effect in drainage tube 26, the hydrops flow velocity on 26 top of drainage tube in drainage process is made to become In uniform, avoid bringing sense of discomfort to patient.

Referring to shown in Fig. 6,7,9, this clinic drains intelligent controlling device in clinical use, under negative pressure drainage mode, Controller 19 can adjust the rotation speed of the positive revolution of roll 18 according to real-time drainage speed, realize constant speed drainage；But it is existing Problem is, under negative pressure drainage mode, hydrops is to enter in drainage bag 27 in pulsed, therefore controller 19 is passing through weighing letter When number calculating real-time drainage speed, unit time for being based on is unsuitable too short, at least should be greater than required for 18 public affairs of roll circle Time；

Meanwhile average drainage speed can also be calculated by the hydrops weight drained in long period of time as real-time Drainage speed obtains real-time drainage speed as controller 19 is calculated by using the above method, for drainage effect and does not have It significantly affects.

Referring to shown in Fig. 7,8,9, in this clinic drainage intelligent controlling device, controller 19 can be by regulating and controlling driving device 10 working condition and the revolution state for adjusting roll 18, revolution state include the start and stop of revolution, direction of rotation, rotation angle with And rotation speed, it is based on this purpose, driving device 10 can be made of servo motor and deceleration device, with regard to existing Electromechanical Control technology For, regulated and controled using working condition of the controller 19 to servo motor, realizes that above-mentioned technical requirements have no difficulty.

Referring to shown in Fig. 7, in this clinic drainage intelligent controlling device, what display screen 16 can be grasped in display controller 19 Data information and state is drained accordingly, operator can understand the operation of clinical drainage intelligent controlling device by display screen 16 Situation and drainage state, but the information transmitting limitation of display screen 16 is big, and operator must go to obtain by way of active observation It takes；For this purpose, the two can be based on slapping in controller 19 as shown in figure 4, alarm device 23 and indicator light 22 can be installed on controller 19 The data information held expresses the working condition of clinical drainage intelligent controlling device by sound and light signal, such as on-off state, electricity Amount is insufficient, drainage starts, drain and terminates, drains and suspend etc.；Thus controller 19 more can be passed timely and effectively to operator Pass the information such as operating status and the key drainage state of clinical drainage intelligent controlling device.

This clinic drainage intelligent controlling device can be drawn using intelligentized design in clinical drainage procedure according to preset It flows parameter and realizes the functions such as timing drainage, constant speed drainage and quantitative drainage, achieve the purpose that intelligent automatic jet control, save Manpower burden, improves safety, stability and the accuracy of drainage procedure；This clinic drain intelligent controlling device and it is existing often Drainage bag 27, the drainage tube 26 of rule are used cooperatively, and are changed, are made without the existing structure to drainage bag 27, drainage tube 26 It is obtained to be more easier to promote the use of；This clinic, which drains intelligent controlling device, has normal pressure drainage and two kinds of Working moulds of negative pressure drainage Formula can meet the different drainage procedure demands such as drain pleural effusion, seroperitoneum drainage, and applicability is stronger, and application range is wider, With biggish clinical generalization value.

Embodiment 2

Referring to shown in Fig. 6, the clinic disclosed in embodiment 1 is drained in intelligent controlling device, in drainage process, connecting tube 24 can certain active force is generated to drainage bag 27, although can by adjust setter plate 8 make connecting tube 24 be located at resettlement groove 13 and Part between drainage bag 27 is in this means of nature extended state, to reduce connecting tube 24 to effect caused by drainage bag 27 Power, but still inevitably there is certain influence on the data accuracy of real-time drainage speed and the real-time drainage flow of single, it is Reduce this influence further, the present embodiment also has following improvement, specific structure to connecting tube 24 are as follows:

Referring to shown in Figure 10, the middle and lower sections of the connecting tube 24 are prefabricated with a curved section 28 for being easy to dilatation, should The helically curve-like of curved section 28；Thus one, after connecting connecting tube 24 with drainage bag 27, the height of setter plate 8 is adjusted, Make curved section 28 in nature extended state, in drainage process, even if with its deformation of the increase of hydrops in drainage bag 27 or It moves down, the deformation of adaptability can occur for curved section 28, but significant changes can't occur to the active force of drainage bag 27, ensure that Controller 19 calculates the data accuracy of gained real-time drainage speed and the real-time drainage flow of single.

Embodiment 3

Referring to shown in Fig. 9, the clinic disclosed in embodiment 1 is drained in intelligent controlling device, when 18 forward direction of roll revolve into After entering arc-shaped gaps 7, connecting tube 24 is squeezed to blocking state, will then be rolled always in arc-shaped gaps 7 by rotation Connecting tube 24 is moved, and the hydrops in connecting tube 24 is driven to flow backward, and roll 18 applies connecting tube 24 in the process The pressure added should be appropriate, on the one hand should as far as possible squeeze connecting tube 24 to curved wall 12, thus improves fluid delivery efficiency, And another party then needs to prevent roll 18 from causing connecting tube 24 excessive pressure, avoids connecting tube 24 damaged, to ensure above-mentioned two Aspect effect reaches balanced, and the present embodiment improves the fit system of roll 18 and revolution wheel 9 with further, specific real Apply structure are as follows:

Referring to shown in Figure 11, the roll 18 is fixed in roller fork 29 through shaft, and the side wall of revolution wheel 9 is provided with one inwards The radial hole 31 that section is square defines a tension pin 32 being slidably matched in flat column with it in radial hole 31, radial 31 bottom of hole, which is equipped with, provides the tensioning spring 30 of thrust to swelling pin, and the outer end of tension pin 32 is fixedly connected with 29 top of roller fork； When roll 18 and curved wall 12 are implemented to squeeze to connecting tube 24, tensioning spring 30 is in compression and incomplete compressive state；

Thus one, roll 18 can carry out certain floatings along revolution wheel 9 is radial, be provided with tensioning function, pass through When arc-shaped gaps 7, can not only improve fluid delivery efficiency to greatest extent, but can avoid connecting tube 24 by roll 18 press it is excessive and Damage.

Embodiment 4

Referring to shown in Fig. 4,5, the clinic disclosed in embodiment 1 is drained in intelligent controlling device, and connecting tube 24 and drainage are adjusted Section mechanism lock out operation be only capable of to carry out when roll 18 is in initial position, and if controller 19, power supply module 10, When either component in the components such as driving device 10, drainage regulating mechanism breaks down, clinic drainage intelligent controlling device shutdown When, roll 18 can not smoothly be moved to initial position, prevent connecting tube 24 with drainage regulating mechanism from smoothly carrying out Separation, reduces medical matters operating efficiency, in some instances it may even be possible to be delayed treatment opportunity, for this purpose, the present embodiment drains disclosed in embodiment 1 On the structure basis of regulating mechanism, there is further improvement to roll 18, structure is embodied are as follows:

Referring to shown in Figure 12, the roll 18 is connect through roller fork 29 with revolution wheel 9, and the outside of roller fork 29 is installed on one Manual rotating handle 33, by manual rotating handle 33 can manual actuation roll 18 revolve, to be needed to adjust roll 18 according to clinic Position, it is easy to operate.

Embodiment 5

Referring to shown in Fig. 7, the clinic disclosed in embodiment 1 is drained in intelligent controlling device, and controller 19 can obtain weighing The weighing-up wave of the continuous Real-time Feedback of sensor 21, is mentioned in aforementioned elaboration before being realized by adding wireless transport module The data transportation requirements stated, this embodiment obviously will increase the whole manufacturing cost of this clinic drainage intelligent controlling device, And also reduce the job stability of clinical drainage intelligent controlling device, it is seen that set between weighing sensor 21 and controller 19 Set be used for transmission data route be guarantee stability and economy preferable selection, but the problem is that, controller 19 with About 21 weighing sensor is distributed, and controller 19 can carry out height adjustment with setter plate 8 in addition, if these factors lead to route It is installed in the usual way, route certainly will be exposed to outside, on the one hand make clinical drainage intelligent controlling device overall structure not It is enough succinct, on the other hand to be exposed to outer route and is highly susceptible to external force because lacking necessary protection and destroys；For this purpose, this reality Applying example has further improvement to the matching relationship between controller 19 and weighing sensor 21, and structure is embodied are as follows:

Referring to shown in Figure 13, one is connected between the weighing sensor 21 and controller 19 and is used for transmission weighing-up wave Signal wire 34, the threading chamber extended for signal wire 34 is offered in pedestal 1, telescopic rod 3 and setter plate 8, signal wire 34 is located at Part in telescopic rod 3 has the telescopic segment 35 of a helically spring like, and telescopic segment 35 can be stretched together with telescopic rod 3 Contracting.

Thus one, signal wire 34 in pedestal 1, telescopic rod 3 and setter plate 8 because being extended, to be not exposed to Outside, while also have preferable protection effect, and improve job stability and service life.

Embodiment 6

Referring to shown in Fig. 1,6,7, the clinic disclosed in embodiment 1 is drained in intelligent controlling device, Weighing type base assembly From weighing unit 2, weighing sensor 21 and about 1 pedestal successively with and constitute, weighing sensor 21 output be able to reflect weighing The weighing-up wave of 2 top weight of object of platform, this structure similar to an electronic scale function, can weight to hydrops in drainage bag 27 into Row is measured and is fed back to controller 19 in the form of weighing-up wave, and Weighing type base assembly is placed in the horizontal plane in use Its function of weighing can be made the most accurate, but the problem is that, at clinical use scene, it is difficult to ensure place Weighing type pedestal group The ground of part or platform are horizontal, so that the weighing-up wave error of its output is larger or even inaccurate, make clinical drainage intelligence Control device can not play expected quantitative drainage and drain with constant speed；To overcome this technical problem, the present embodiment is to Weighing type Base assembly has further improvement, and structure is embodied are as follows:

Referring to shown in Figure 14, the four corners of the pedestal 1 offer the screw hole extended up and down respectively, four bolts 37 with Four screw holes are threadedly engaged one by one, and the upper end of bolt 37 is fixedly connected with the adjusting knob 38 for being located at 1 top of pedestal respectively, bolt 37 lower end is fixedly connected with the lower margin 36 for being located at 1 lower section of pedestal respectively；Bubble and scale is installed on the weighing unit 2 39；

Thus one, when in use, after clinic drainage intelligent controlling device is placed on ground or platform, observe bubble type Level meter 39 judges whether Weighing type base assembly is horizontally arranged, and according to circumstances adjusts the upper bottom of four lower margins 36 It sets, Weighing type base assembly is made to tend to be horizontal positioned, improve the accuracy of Weighing type base assembly function of weighing, it is final to guarantee to face Bed drainage intelligent controlling device can accurately realize that quantitative drainage is drained with constant speed.

Embodiment 7

Referring to shown in Fig. 1,2, since clinical drainage process is mostly carried out allowing patient to lie down on one's sick bed, and it is clinical Drain intelligent controlling device as drainage additional device, need it is frequent moved back and forth between ward and instrument room, while When clinical use, it is also desirable to move adjusting position according to the layout of drainage component, it is seen that make its compact and improve portable Property is of great significance；Clinic disclosed in embodiment 1 drains in intelligent controlling device, when carrying and being idle, can incite somebody to action Setter plate 8 and the component being supported by it move down, and make the overall volume of clinical drainage intelligent controlling device to a certain extent It is reduced, but there are still biggish improvement spaces, for this purpose, the present embodiment has further sling component and placement holder assembly Improvement, specific structure is as follows:

Referring to shown in Figure 15,16, the upright bar 4 adjust the upper and lower position of sling beam 6 can using stretching structure It saves and can be locked；One section of arch portion 40 being recessed to rear side is equipped in the middle part of sling beam 6,4 upper end of upright bar and arch portion 40 are fixed Connection, the upper end of telescopic rod 3 is connected with a connecting lever 41, and the other end of connecting lever 41 is fixedly connected with 8 backside top of setter plate, when stretching When contracting bar 3 and upright bar 4 are in most short status, setter plate 8 is located exactly in the inner space of arch portion 40；Thus one, When clinical use, as shown in figure 15, sling beam 6 is moved up with setter plate 8 and is locked respectively, at this time clinical drainage intelligence Control device is extended state, and the relative position of each component can meet needed for work；When not in use, as shown in figure 16, it will hang Support beam 6 and setter plate 8 are moved downward to lowest point, and clinical drainage intelligent controlling device is retracted state, overall structure at this time Compact, substantially increase portability and it is idle when the space occupied；

And at the same time, due to the presence of arch portion 40 in sling beam 6, after connecting tube 24 is connect with drainage bag 27, hang It supports beam 6 and obstacle is not constituted to the extension up and down of 24 tail portion of connecting tube, connecting tube 24 can more tend to the state of nature stretching, extension It connect, reduces to active force caused by drainage bag 27, in addition but also the company of connecting tube 24 and drainage bag 27 with drainage bag 27 Connect, lock out operation it is more convenient smoothly.

Embodiment 8

Referring to shown in Fig. 6,9, the clinic disclosed in embodiment 1 is drained in intelligent controlling device, and unidirectional out splice going splice 42 is Necessary component is arranged the function of purpose and performance and elaborates preceding having, existing one-way valve structures can be used to carry out Implement, but the problem is that, current check valve is mostly reset to off state by elastic component to realize, turning it on needs Reach certain pressure, although normal pressure drainage can be made to be able to carry out using the lesser check valve of operating pressure, but still unavoidably can Carry out certain resistance to hydrops fluxion strap, reduces the adjustable extent of drainage speed in normal pressure drainage；Based on this, the present embodiment A kind of excellent design is provided to unidirectional out splice going splice 42, structure is embodied are as follows:

As shown in Figure 17,18,19, the unidirectional out splice going splice 42 includes a main body 45, and 45 upper end of main body, which is equipped with, to be used In the input port 48 being connected with 24 lower end of connecting tube, lower end is equipped with the delivery outlet 43 for being connected with drainage bag 27；In main body 45 Portion offers a column chamber 47, and the bottom of column chamber 47 is equipped with inlet opening 44, and the side wall of middle and lower part is equipped with a drainage hole 50, and upper end is set There is the venthole 49 communicated with atmosphere；Input port 48 is communicated through runner with inlet opening 44, and drainage hole 50 is through runner and delivery outlet 43 It communicates；The interior floating ball 46 smooth equipped with a surface of valve chamber, floating ball 46 and 47 side wall of column chamber have gap and make drainage hole 50 and lead to Stomata 49 is connected always, and floating ball 46 can seal cooperation with inlet opening 44 after sinking down into 47 bottom of column chamber；Have inside column chamber 47 When having hydrops, hydrops upper surface that floating ball 46 is swum in column chamber 47 and make 49 three of inlet opening 44, drainage hole 50 and venthole Connection, when hydrops being not present inside column chamber 47, floating ball 46 sinks by gravity and blocks inlet opening 44；

(1) when connecting tube 24 carries out fluid output and fluid is hydrops, as shown in Figure 17,18, hydrops pushes up floating Ball 46 and through inlet opening 44 enter column chamber 47 in, floating ball 46 rises, the hydrops in column chamber 47 with increasing for hydrops in column chamber 47 It is discharged through drainage hole 50, finally flow among drainage bag, since venthole 49 is higher than drainage hole, therefore hydrops can't be through venthole 49 is excessive；Hydrops meeting after connecting tube 24 completes a fluid output, since drainage hole 50 is communicated with venthole 49, in valve chamber Continue to flow into drainage bag, floating ball 46 sinks with the reduction of hydrops in column chamber 47, as hydrops flows back in connecting tube 24 When, the hydrops in column chamber 47 disappears, so that floating ball 46 sinks down into 47 bottom of column chamber and blocks inlet opening 44, thus prevents connection Hydrops reflux in pipe；

(2) when connecting tube 24 carries out fluid output and fluid is air, as shown in figure 19, air push floating ball 46 rises And enter in column chamber 47 through inlet opening 44, and after through the gap between floating ball 46 and column chamber 47 continue up flowing, be ultimately discharged into The external world, if itself is equipped with gas exhaust piping on drainage bag, then the partial air in column chamber 47 also can drain into drainage bag through drainage hole 50 It is interior, and finally the gas exhaust piping through drainage bag drains into the external world；After connecting tube 24 completes a fluid output, floating ball 46 is by certainly 47 bottom of column chamber is sunk down into again and blocks inlet opening 44, thus prevents the air return in connecting tube；

After this unidirectional out splice going splice 42 is using above-mentioned design, with the unidirectional output characteristics of fluid, negative pressure can be met and drawn The technical need of stream and normal pressure drainage；In addition to this, since floating ball 46 may float on hydrops, therefore its density is smaller, leads it Pressure very little required for logical, i.e. operating pressure is low, will not flow to hydrops in drainage process and generate excessive obstruction, especially In normal pressure drainage, the adjustable extent of drainage speed can be improved to greatest extent；

At the same time, because it is what the gravity based on floating ball was realized that this unidirectional out splice going splice 42, which is reset to off state, and Reset force is provided without additional elastic component, is not only simple in structure, also ensures that unidirectional out splice going splice 42 works steady It is qualitative, improve working life.

Claims

1. a clinical drainage intelligent control device, is characterized in that, it comprises:

The weighing base assembly is composed of a weighing platform, a weighing sensor and a base that are matched up and down in sequence. The weighing sensor outputs a weighing signal that can reflect the weight of the object above the weighing platform. The sensor provides the power module of the working current;

The suspension assembly includes a vertical rod whose lower end is fixedly connected with the weighing platform, and a suspension beam fixedly connected with the upper end of the vertical rod. The suspension beam is provided with a clip for clamping the top of the drainage bag, and the suspension assembly is used to drain the drainage. The bag is hung directly above the weighing platform;

The mounting seat assembly includes a mounting plate and a connecting pipe, the mounting plate is supported by a telescopic rod and is located above the suspension beam, its upper and lower positions can be adjusted and can be locked, the telescopic rod is located on the rear side of the vertical rod and its lower end Fixed connection; the connecting pipe is made of soft elastic material, the upper and lower ends of which are respectively used to connect the drainage pipe and the drainage bag, the upper part is provided with a buffer bag, and the lower end is provided with a one-way output joint; The placement groove of the connecting tube, the bag seat for clamping the buffer bag;

The drainage adjustment mechanism includes a recessed seat opened on the front side of the placement plate, a segment of arc-shaped side wall in the shape of an arc is arranged in the recessed seat, and a revolution wheel coincident with the central axis of the arc-shaped side wall is arranged in the recessed seat. An arc-shaped gap is formed between the arc-shaped side wall and the revolving wheel, which can accommodate the connecting tube. When the connecting tube is clamped in the placement groove, it will pass through the arc-shaped gap, and the revolving wheel is provided with rotational power by a driving device. ; On the revolving wheel, a roller is fixed on the outer side and parallel to its central axis. The roller can freely rotate around the roller axis and can revolve with the revolving wheel; during the forward revolution of the roller, every time it enters the arc-shaped gap, its Squeeze the connecting pipe to a blocking state, and then move the connecting pipe in the arc-shaped gap through its rotation, driving the fluid in the connecting pipe to flow backwards to complete a fluid output; the roller can rotate forward and reverse. Adjust the position by revolving in the direction of rotation, so that the connecting pipe can be squeezed to different degrees with the arc-shaped side wall, so as to control the on-off of the connecting pipe and adjust the fluid flow rate inside the connecting pipe; when the roll is in the initial position, it is not connected to the connecting pipe. tube contact;

The controller is fixed on the placement board, and the front side is provided with a setting button and a display screen; the setting button is used to input the drainage mode and drainage parameters of each drainage into the controller, as well as the switch on and off instructions. The drainage modes include normal pressure drainage and Negative pressure drainage, drainage parameters include drainage start time, drainage weight per unit time during drainage process, namely drainage speed, and single drainage effusion weight, namely single drainage volume; the controller can obtain continuous real-time feedback from the weighing sensor. Weigh the signal, and calculate the real-time drainage speed and single real-time drainage volume based on this; the controller can adjust the revolution state of the roll by regulating the working state of the drive device. The revolution state includes the start and stop of the revolution, the rotation direction, the rotation angle and Rotation speed; the controller can coordinately control the revolution state of the rolls based on the real-time drainage speed, the single real-time drainage amount, and the preset drainage mode and drainage parameters to realize timing drainage, constant-speed drainage and quantitative drainage; After the shutdown command is reached, first adjust the roll to the initial position and then execute the shutdown; the display screen is used to display the data information mastered in the controller;

The power supply assembly, which is installed on the mounting plate, is composed of a battery and several transformer modules, and is used to provide working current for the driving device and the controller.

2. The intelligent control device for clinical drainage according to claim 1, wherein the one-way output joint comprises a main body, the upper end of the main body is provided with an input port for connecting with the lower end of the connecting pipe, and the lower end is provided with an input port for connecting with the lower end of the connecting pipe. An output port connected with the drainage bag; a column cavity is provided inside the main body, a liquid inlet hole is arranged at the bottom of the column cavity, a liquid discharge hole is arranged on the side wall of the middle and lower part, and a ventilation hole communicated with the atmosphere is arranged at the upper end; The flow channel is connected with the liquid inlet hole, and the liquid discharge hole is connected with the output port through the flow channel; a floating ball with a smooth surface is arranged in the valve cavity, and there is a gap between the floating ball and the side wall of the column cavity, so that the liquid discharge hole and the vent hole are always connected. , the floating ball sinks to the bottom of the column cavity and can be sealed with the liquid inlet hole; when there is liquid accumulation in the column cavity, the floating ball floats on the upper surface of the liquid accumulation in the column cavity, so that the liquid inlet hole, the liquid discharge hole and the through-hole The three air holes are connected. When there is no liquid accumulation in the column cavity, the floating ball sinks by gravity to block the liquid inlet hole.

3. a kind of clinical drainage intelligent control device according to claim 1 and 2, is characterized in that: in normal pressure drainage mode, the controller is based on real-time drainage speed, single real-time drainage and drainage parameters, to the revolution of the roll The way to control the state is:

a. During the initial drainage, the controller makes the roll revolve in the forward direction according to the preset initial drainage start time. When the weighing signal changes, it continues to make the roll revolve in the forward direction until the connecting pipe is in the conduction state. Drainage starts; in each subsequent drainage, the controller revolves the roll to adjust the position according to the preset start time of each drainage, so as to keep the connecting pipe in a conducting state, that is, to achieve timing drainage;

b. During the drainage process, the controller makes the rolls perform corresponding forward revolution or reverse revolution according to the real-time drainage speed to adjust the extrusion degree of the rollers on the connecting pipe, so that the liquid accumulation speed in the connecting pipe increases or decreases. Finally, the real-time drainage speed is equal to the preset drainage speed, that is, constant-speed drainage is realized;

c. During the drainage process, the controller calculates in real time the single real-time drainage volume from the start of the drainage to the present. When the single real-time drainage volume reaches the preset single drainage volume, the controller will drive the rolls to revolve And adjust the position so that the connecting tube is squeezed to the blocking state, at this time the drainage is over, that is, quantitative drainage is realized.

4. a kind of clinical drainage intelligent control device according to claim 1 and 2, it is characterized in that: in negative pressure drainage mode, the controller is based on real-time drainage speed, single real-time drainage and drainage parameters, to the revolution of the roller The way to control the state is:

a. According to the preset drainage start time, the controller drives the roller to revolve in the forward direction, and drives the effusion to flow from the human body to the drainage bag, that is, to realize the timing drainage;

b. During the drainage process, the controller adjusts the rotation speed of the forward revolution of the roll according to the real-time drainage speed, so as to increase or decrease the average flow rate of the accumulated liquid in the connecting pipe, and finally make the real-time drainage speed and the preset drainage speed tend to be closer. equal, that is, to achieve constant speed drainage;

c. During the drainage process, the controller calculates in real time the single real-time drainage volume from the beginning of the drainage to the current one. When the single real-time drainage volume reaches the preset single drainage volume, the controller will connect the pipe in real time. In the case of being squeezed to the blocking state, the rolls stop revolving. At this time, the drainage is completed, that is, quantitative drainage is realized.