CN110604849A - An intelligent transfusion device for hematology - Google Patents

Abstract

The invention discloses an intelligent transfusion device for hematology department, and particularly relates to the field of medical equipment. According to the invention, a liquid medicine bottle to be infused is fixed between the conical hoop and the top wall of the medicine box, a plurality of liquid medicine bottles are sequentially placed, during infusion, the needle head part of the infusion apparatus is clamped at the needle head clamp, when the liquid medicine bottle needs to be replaced, the miniature electric push rod stretches and retracts to drive the second sliding sleeve to slide down on the second sliding rod, so that the needle head is pulled down by the needle head clamp to pull out the liquid medicine bottle, then the output shaft of the miniature motor rotates to drive the medicine box to rotate, a first opening at the bottom of the bottle mouth of the liquid medicine bottle to be replaced is matched with the plug-in port, the miniature motor stops working, meanwhile, the miniature electric push rod stretches and retracts to drive the second sliding sleeve to slide up on the second sliding rod, so that the.

Description

An intelligent transfusion device for hematology

technical field

The invention relates to the field of medical equipment, more specifically, the invention relates to an intelligent infusion device for hematology.

Background technique

Existing infusion devices often do not have intelligent functions. In hospital infusion, it is often necessary to infuse multiple bottles of liquid medicine. The workload of medical staff is increased, and when changing the bottle, the liquid medicine in the liquid storage bottle and the infusion tube is often not fully used, which leads to the waste of the liquid medicine. The needle may cause some harm to the patient.

The Chinese patent application publication number CN 206473625 U discloses an intelligent infusion device based on a single-chip microcomputer and a non-contact sensor, including a bracket. Non-contact liquid level sensor, the second non-contact liquid level sensor, the third non-contact liquid level sensor, vibrator, infrared counter and other devices, using infrared counter to detect infusion drip information, the counter structure is simple, easy to control, high accuracy High, improve the accuracy and reliability of infusion drip detection, use the first non-contact liquid level sensor, the second non-contact liquid level sensor and the third non-contact liquid level sensor to detect the height of the liquid level, and can detect without contacting the liquid medicine The height of the liquid level adopts a side-by-side liquid storage bottle device. When the liquid storage bottle runs out of medicine, there is no need for medical personnel to manually change the bottle.

However, in actual use, three liquid storage bottles are connected through a sub-conduit, and a solenoid valve is used to control the liquid flow, which depends on the diversion of the solenoid valve, and the sub-conduit cannot be used in a variety of hanging water situations, and its interior is difficult to clean, increasing the safety hazard.

Contents of the invention

In order to overcome the above-mentioned defects of the prior art, an embodiment of the present invention provides an intelligent infusion device for hematology department. By fixing the liquid medicine bottle that needs to be infused between the conical ferrule and the top wall of the medicine box, multiple medicines The liquid bottle is placed well, and the needle of the infusion set is clamped to the needle clamp during infusion. When the liquid medicine bottle needs to be replaced, the micro electric push rod stretches and drives the second sliding sleeve to slide up and down the second sliding rod, so that the needle clamp pulls down the needle. Pull out the liquid medicine bottle, and then the output shaft of the micro-motor drives the medicine box to rotate, so that the first opening at the bottom of the mouth of the liquid medicine bottle to be replaced matches the socket, the micro-motor stops working, and the micro-electric push rod stretches and drives the second opening. The sliding sleeve slides up on the second sliding rod, so that the needle clamp is pushed up and the needle is inserted into the liquid medicine bottle. The liquid medicine bottle is easy to replace and has high safety, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the present invention provides the following technical solutions: an intelligent infusion device for hematology, including an infusion stand, the infusion stand is composed of a telescopic sleeve rod and a chassis, and the telescopic sleeve rod is fixedly connected to the top axis of the chassis, The top of the telescopic rod is fixedly connected with a carrier, and the bottom of the carrier is provided with a replacement mechanism;

The top of the bearing frame is provided with a bearing groove, the outer side of the bottom of the bearing groove is provided with an annular groove, and the bottom of the annular groove is provided with an insertion interface, and the insertion interface runs through the bearing frame, and the medicine is placed in the bearing groove. Mechanism, the medicine setting mechanism includes a medicine box, the bottom of the medicine box is opened with four evenly distributed first openings, and the side of the medicine box is opened with four evenly distributed second openings, the first opening and the first opening The two openings are matched, and the outer top of the first opening is fixedly connected with three evenly distributed first sliding rods. Sliding sleeves, the first sliding sleeves are arranged at the top of the first spring, a tapered collar is fixedly connected between the three first sliding sleeves, the tapered collar matches the first opening, and the medicine A rotating shaft is fixedly connected to the shaft center of the box, a square connecting groove is provided at the bottom of the rotating shaft, a micro motor is fixedly connected to the shaft center at the bottom of the bearing groove, the output shaft of the micro motor runs through the bearing groove, and the output shaft of the micro motor is connected to the bearing groove. A bearing is provided at the connection of the bearing groove, and the cross-sectional shape of the output shaft of the micromotor is set as a square;

The replacement mechanism includes a second slide bar, both ends of the second slide bar are fixedly connected with fixed blocks, and the fixed block is fixedly connected with the telescopic sleeve rod, and the top of one of the fixed blocks is fixedly connected with a miniature electric push rod , the outer side of the second sliding rod is slidably connected with a second sliding sleeve, the output end of the miniature electric push rod is fixedly connected with the second sliding sleeve, and the side of the second sliding sleeve away from the telescopic sleeve rod is fixedly connected with a needle clip , the needle clip matches the socket;

The inner side wall of the carrying tank is provided with four position-limiting holes evenly distributed, and the outer bottom of the medicine box is provided with four position-limiting mechanisms evenly distributed. The bottom is provided with four evenly distributed limit chutes, the limit insert rod slides inside the limit chute, one end of the limit insert rod is provided with a second spring, and the end of the limit insert rod is far away from the spring It is arranged in a frustum shape, and the four limit insertion rods are respectively matched with the four limit holes.

A chassis box is provided at the bottom of the chassis, a storage battery is provided inside the chassis box, a single-chip microcomputer is provided at the connection end of the storage battery, and both the micro motor and the micro electric push rod are electrically connected to the storage battery.

In a preferred embodiment, a first non-contact liquid level sensor is provided on the bottom side of the second sliding sleeve, a display screen is provided on the outside of the telescopic sleeve rod, and a second sensor is provided on both sides of the display screen. As for the non-contact liquid level sensor, an infrared sensor is arranged on the top of the second non-contact liquid level sensor, and an alarm is arranged on one side of the display screen.

In a preferred embodiment, both the top of the second non-contact liquid level sensor and the bottom of the infrared sensor are provided with a syringe ferrule, and the syringe ferrule is fixedly connected to the display screen.

In a preferred embodiment, both sides of the carrier frame are fixedly connected with hanging boards, and several evenly distributed hanging grooves are opened on the surface of the hanging boards.

In a preferred embodiment, the cross-sectional shape of the bearing frame is set to be bow-shaped, the number of the bearing grooves is set to two, and the two bearing grooves are symmetrically distributed on both sides of the telescopic sleeve rod.

In a preferred embodiment, the number of the self-locking rollers and the support ribs are all set to three, and the three self-locking rollers are distributed in a circular array outside the central axis of the telescopic rod, and the three support ribs are respectively It is arranged directly above the three self-locking rollers, and the two ends of the support ribs are respectively fixedly connected with the telescopic sleeve rod and the chassis.

In a preferred embodiment, the bottom of the chassis is fixedly connected with self-locking rollers, and the top of the chassis is fixedly connected with support ribs.

In a preferred embodiment, a handle is fixedly connected to the outer top of the medicine box, and the number of the handles is set to two, and the two handles are symmetrically distributed on both sides of the medicine box.

In a preferred embodiment, the first non-contact liquid level sensor, the second non-contact liquid level sensor, the infrared sensor and the display screen are all electrically connected to the battery.

In a preferred embodiment, the input end of the single-chip microcomputer is provided with an A/D converter, the output end of the single-chip microcomputer is provided with an A/D converter, the first non-contact liquid level sensor, the second non-contact liquid level sensor Both the contact liquid level sensor and the infrared sensor are electrically connected to the A/D converter, the micro motor, the alarm and the micro electric push rod are all electrically connected to the D/A converter, and the display screen is connected to the single-chip electromechanical connect.

Technical effect and advantage of the present invention:

1. By fixing the liquid medicine bottle to be infused between the tapered ferrule and the top wall of the medicine box, place several liquid medicine bottles in sequence. When infusing, clamp the needle of the infusion set to the needle clip. When replacing the liquid medicine bottle, the micro electric push rod stretches and drives the second sliding sleeve to slide up and down the second sliding rod, so that the needle clamp pulls down the needle to pull out the liquid medicine bottle, and then the output shaft of the micro motor drives the medicine box to rotate, so that the medicine to be replaced The first opening at the bottom of the bottle mouth of the liquid bottle matches the socket, the micro motor stops working, and at the same time, the micro electric push rod stretches and drives the second sliding sleeve to slide up on the second sliding rod, so that the needle clip is pushed up and the needle is inserted into the liquid medicine bottle , compared with the prior art, the liquid medicine bottle is convenient to replace and has high safety;

2. The liquid level information at the top of the infusion tube is sensed by the first non-contact liquid level sensor, and the liquid level signal is sent to the single-chip microcomputer for analysis and processing. The push rod works to replace the liquid medicine bottle. The second non-contact liquid level sensor senses the empty liquid medicine in the middle of the infusion tube. When the liquid medicine in the middle of the infusion tube is empty, the single-chip microcomputer controls the alarm to sound, and the infrared sensor senses the liquid medicine inside the infusion tube. Drip speed, and convert the sensing signal into a data signal and display it on the display screen. Compared with the existing technology, it has high detection accuracy, intelligent infusion, easy management and improved safety performance.

Description of drawings

Figure 1 is a schematic diagram of the overall structure of the present invention.

Fig. 2 is a schematic diagram of the overall structure of the drug placement mechanism of the present invention.

Fig. 3 is an overall sectional view of the medicine box of the present invention.

Fig. 4 is a partial sectional view of the kit of the present invention.

Fig. 5 is an overall top view of the present invention.

Fig. 6 is a bottom view of the medicine placing mechanism of the present invention.

Fig. 7 is an enlarged view of the structure of part A in Fig. 1 of the present invention.

FIG. 8 is an enlarged view of the structure of part B in FIG. 1 of the present invention.

Fig. 9 is a schematic structural diagram of the control system of the present invention.

The reference signs are: 1 infusion stand, 101 telescopic sleeve rod, 102 chassis, 2 bearing frame, 3 annular groove, 4 socket, 5 medicine setting mechanism, 51 medicine box, 52 first slide bar, 53 first spring, 54 first sliding sleeve, 55 tapered ferrule, 56 rotating shaft, 57 micro motor, 58 square connection slot, 6 second sliding rod, 7 miniature electric push rod, 8 second sliding sleeve, 9 needle head clip, 10 limit hole , 11 limit insertion rod, 12 limit chute, 13 second spring, 14 storage battery, 15 microcontroller, 16 first non-contact liquid level sensor, 17 display screen, 171 alarm, 18 second non-contact liquid level Sensors, 19 infrared sensors, 20 syringe ferrules, 21 hanging plates, 22 hanging slots, 23 handles.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

According to an intelligent transfusion device for hematology as shown in Figures 1-8, it includes an infusion stand 1, the infusion stand 1 is composed of a telescopic sleeve rod 101 and a chassis 102, and the telescopic sleeve rod 101 is fixedly connected to the top axis of the chassis 102 , the top end of the telescopic sleeve rod 101 is fixedly connected with a carrier 2, and the bottom of the carrier 2 is provided with a replacement mechanism;

The top of the bearing frame 2 is provided with a bearing groove, the outer side of the bottom of the bearing groove is provided with an annular groove 3, and the bottom of the annular groove 3 is provided with a socket 4, and the socket 4 runs through the carrier frame 2, and the bearing Inside the tank is a drug-setting mechanism 5, which includes a medicine box 51, the bottom of the medicine box 51 is provided with four evenly distributed first openings, and the side of the medicine box 51 is provided with four evenly distributed first openings. The second opening, the first opening is matched with the second opening, three evenly distributed first sliding rods 52 are fixedly connected to the outer top of the first opening, and the first sliding rods 52 are sheathed with first springs 53, the outer side of the first sliding rod 52 is slidably connected with a first sliding sleeve 54, the first sliding sleeve 54 is arranged on the top of the first spring 53, and the three first sliding sleeves 54 are fixedly connected with a tapered A ferrule 55, the tapered ferrule 55 is matched with the first opening, a rotating shaft 56 is fixedly connected to the axis of the medicine box 51, a square connection groove 58 is provided at the bottom of the rotating shaft 56, and the bottom shaft of the bearing groove The center is fixedly connected with a micromotor 57, the output shaft of the micromotor 57 runs through the bearing groove, the connection between the output shaft of the micromotor 57 and the bearing groove is provided with a bearing, and the cross-sectional shape of the output shaft of the micromotor 57 is set to a square;

The replacement mechanism includes a second slide bar 6, both ends of the second slide bar 6 are fixedly connected with fixed blocks, and the fixed block is fixedly connected with the telescopic sleeve rod 101, and the top of one of the fixed blocks is fixedly connected with a miniature Electric push rod 7, the outer side of the second sliding rod 6 is slidably connected with a second sliding sleeve 8, the output end of the miniature electric push rod 7 is fixedly connected with the second sliding sleeve 8, and the second sliding sleeve 8 is far away from the telescopic sleeve One side of the rod 101 is fixedly connected with a needle clip 9, and the needle clip 9 matches the socket 4;

The inner wall of the carrying tank is provided with four position-limiting holes 10 evenly distributed, and the outer bottom of the medicine box 51 is provided with four position-limiting mechanisms evenly distributed. The outer bottom of the medicine box 51 is provided with four evenly distributed limiting chute 12, the limiting insertion rod 11 slides inside the limiting chute 12, and one end of the limiting insertion rod 11 is provided with a second spring 13, so that The end of the limit insertion rod 11 away from the spring is set in a truncated cone shape, and the four limit insertion rods 11 are respectively matched with the four limit holes 10 .

The bottom of the chassis 102 is provided with a chassis box, the chassis box is provided with a battery 14, the connection end of the battery 14 is provided with a single chip microcomputer 15, and the micro motor 57 and the micro electric push rod 7 are electrically connected to the battery 14 ;

Both sides of the carrier frame 2 are fixedly connected with a hanging plate 21, and the surface of the hanging plate 21 is provided with a number of evenly distributed hanging grooves 22, which can hang the bagged medicinal liquid and facilitate the use of the device;

The cross-sectional shape of the bearing frame 2 is set in a bow shape, and the number of the bearing grooves is set to two, and the two bearing grooves are symmetrically distributed on both sides of the telescopic sleeve rod 101, providing multiple hanging positions and reducing space occupation. cut costs;

The bottom of the chassis 102 is fixedly connected with self-locking rollers, and the top of the chassis 102 is fixedly connected with support ribs, which facilitates the movement and stability of the device and improves the practicability of the device;

The number of the self-locking rollers and the supporting ribs is set to three, and the three self-locking rollers are distributed in an annular array outside the central axis of the telescopic sleeve rod 101, and the three supporting ribs are respectively arranged on the three self-locking rollers directly above, and the two ends of the support ribs are respectively fixedly connected with the telescopic sleeve rod 101 and the chassis 102, which facilitates the movement and fixation of the device, and improves the working strength and stability of the device;

The outer top of the medicine box 51 is fixedly connected with a handle 23, the number of the handles 23 is set to two, and the two handles 23 are symmetrically distributed on both sides of the medicine box 51, which is convenient for taking out and installing the medicine box 51;

The specific embodiment is as follows: when the device is in use, the liquid medicine bottle that needs infusion is obliquely inserted into the inside of the medicine box 51 from the second opening, so that the mouth of the liquid medicine bottle is stuck inside the tapered ferrule 55, and the liquid medicine is pushed down. At the bottom of the bottle, the first spring 53 is contracted, and the first sliding sleeve 54 slides on the first slide bar 52 at the same time, the liquid medicine bottle enters the medicine box 51 and is vertical to the first opening, and the liquid medicine bottle is positioned at three Between the slide bars 52, the first spring 53 rebounds, so that the liquid medicine bottle is fixed between the tapered collar 55 and the top wall of the medicine box 51, and a plurality of liquid medicine bottles are placed in sequence. The needle part is clamped at the needle clamp 9. When the liquid medicine bottle needs to be replaced, the micro electric push rod 7 stretches and drives the second sliding sleeve 8 to slide up and down the second sliding rod 6, so that the needle clamp 9 pulls down the needle and pulls out the liquid medicine bottle. Then the output shaft of the micro motor 57 rotates to drive the medicine box 51 to rotate, so that the first opening at the bottom of the mouth of the liquid medicine bottle to be replaced matches the socket 4, the micro motor 57 stops working, and the telescopic drive of the micro electric push rod 7 simultaneously drives the second slide. The sleeve 8 slides up on the second slide bar 6, so that the needle clamp 9 pushes up the needle and inserts it into the liquid medicine bottle. This embodiment specifically solves the problem of inconvenient automatic replacement of the liquid medicine bottle in the prior art, and there will be no pollution of medical equipment safety hazards.

According to a kind of hematology intelligent infusion device shown in Figure 1-9, the first non-contact liquid level sensor 16 is provided on the bottom side of the second sliding sleeve 8, and the display screen 17 is provided on the outside of the telescopic sleeve rod 101 , both sides of the display screen 17 are provided with a second non-contact liquid level sensor 18, the top of the second non-contact liquid level sensor 18 is provided with an infrared sensor 19, and one side of the display screen 17 is provided with an alarm 171;

Both the top of the second non-contact liquid level sensor 18 and the bottom of the infrared sensor 19 are provided with a syringe ferrule 20, the syringe ferrule 20 is fixedly connected to the display screen 17, and the two syringe ferrules 20 are clamped for injection tube, and the syringe drip bag is located between the two syringe ferrules 20, and the syringe ferrule 20 can limit the position of the syringe;

The first non-contact liquid level sensor 16, the second non-contact liquid level sensor 18, the infrared sensor 19 and the display screen 17 are all electrically connected to the battery 14;

The input end of described single-chip microcomputer 15 is provided with A/D converter, and the output end of described single-chip microcomputer 15 is provided with A/D converter, and described first non-contact liquid level sensor 16, the second non-contact liquid level sensor 18 and infrared sensor 19 are all electrically connected with A/D converter, and described miniature motor 57, siren 171 and miniature electric push rod 7 are all electrically connected with D/A converter, and described display screen 17 is connected with single-chip microcomputer 15 electrical connection;

The models of the first non-contact liquid level sensor 16 and the second non-contact liquid level sensor 18 are all set to XKC-Y25-RS485, the model of the infrared sensor 19 is set to R6449, and the model of the single-chip microcomputer 15 is set to M68HC16, the first non-contact liquid level sensor 16, the second non-contact liquid level sensor 18, infrared sensor 19, micro motor 57, alarm 171, micro electric push rod 7, display screen 17, single chip microcomputer 15, Micro motor 57, micro electric push rod 7 and storage battery 14 are all prior art, and those skilled in the art can complete this electrical connection according to concrete product and model thereof;

The specific embodiment is: when the infusion set is infusing, the first non-contact liquid level sensor 16 senses the liquid level information at the top of the infusion tube, and sends the liquid level signal to the single chip microcomputer 15 for analysis and processing. When vacant, single-chip microcomputer 15 controls micromotor 57 and miniature electric push rod 7 to work and replaces liquid medicine bottle, and the second non-contact liquid level sensor 18 senses the vacancy of liquid medicine in the middle part of infusion tube, when the liquid medicine in the middle part of infusion tube is vacant, single-chip microcomputer 15 Control the siren 171 to sound a prompt, and the infrared sensor 19 senses the dripping speed of the liquid medicine inside the infusion tube, and converts the sensing signal into a data signal and displays it on the display screen 17. Intelligent infusion is convenient for management and improves safety performance. This embodiment is specific The problem of inaccurate detection existing in the prior art is solved.

The working principle of the present invention:

Referring to the accompanying drawings 1-8 of the instruction manual, extend the liquid medicine bottle to be infused into the inside of the medicine box 51 obliquely from the second opening, so that the mouth of the liquid medicine bottle is stuck inside the tapered ferrule 55, and push down the bottom of the liquid medicine bottle , so that the first spring 53 shrinks, and the first sliding sleeve 54 slides on the first sliding rod 52 at the same time, the liquid medicine bottle enters the medicine box 51 and is vertical to the first opening, and the liquid medicine bottle is positioned on the three first sliding rods 52 Between them, the first spring 53 rebounds, so that the liquid medicine bottle is fixed between the tapered ferrule 55 and the top wall of the medicine box 51, and a plurality of liquid medicine bottles are placed in sequence. When infusion, the needle of the infusion set is stuck Connected to the needle clamp 9, when the liquid medicine bottle needs to be replaced, the micro electric push rod 7 stretches and drives the second sliding sleeve 8 to slide up and down the second slide rod 6, so that the needle clamp 9 pulls down the needle to pull out the liquid medicine bottle, and then the micro motor The 57 output shaft rotates to drive the medicine box 51 to rotate, so that the first opening at the bottom of the liquid medicine bottle to be replaced matches the socket 4, the micro motor 57 stops working, and the micro electric push rod 7 telescopically drives the second sliding sleeve 8 in the same time. The second slide bar 6 slides up, so that the needle clamp 9 pushes up the needle and inserts it into the liquid medicine bottle;

Referring to accompanying drawings 1-9 of the specification, the first non-contact liquid level sensor 16 senses the liquid level information at the top of the infusion tube, and sends the liquid level signal to the single-chip microcomputer 15 for analysis and processing. The single-chip microcomputer 15 controls the micro motor 57 and the micro electric push rod 7 to work to replace the liquid medicine bottle, and the second non-contact liquid level sensor 18 senses the vacancy of the middle part of the infusion tube. When the middle part of the infusion tube is empty of the medicine liquid, the single-chip microcomputer 15 controls the alarm 171 tweets to prompt, the infrared sensor 19 senses the dripping speed of the liquid medicine inside the infusion tube, and converts the sensing signal into a data signal and displays it on the display screen 17 .

The last few points should be explained: First, in the description of this application, it should be explained that, unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, which can be mechanical connection Or electrical connection, it can also be the internal communication of two components, it can be directly connected, "up", "down", "left", "right", etc. are only used to indicate the relative positional relationship, when the absolute position of the object being described change, the relative positional relationship may change;

Secondly: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are involved, other structures can refer to the usual design, and the same embodiment and different embodiments of the present invention can be combined with each other if there is no conflict;

Finally: the above is only a preferred embodiment of the present invention, and is not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included in the present invention within the scope of protection.

Claims (10)

1. The utility model provides a hematology department intelligence infusion set, includes infusion support (1), its characterized in that: the infusion support (1) consists of a telescopic loop bar (101) and a base plate (102), the telescopic loop bar (101) is fixedly connected to the axis of the top of the base plate (102), the top end of the telescopic loop bar (101) is fixedly connected with a bearing frame (2), and a replacing mechanism is arranged at the bottom of the bearing frame (2);

the medicine box is characterized in that a bearing groove is formed in the top of the bearing frame (2), an annular groove (3) is formed in the outer side of the bottom of the bearing groove, an inserting port (4) is formed in the bottom of the annular groove (3), the inserting port (4) penetrates through the bearing frame (2), a medicine placing mechanism (5) is arranged in the bearing groove, the medicine placing mechanism (5) comprises a medicine box (51), four first openings which are uniformly distributed are formed in the bottom of the medicine box (51), four second openings which are uniformly distributed are formed in the side face of the medicine box (51), the first openings are matched with the second openings, three first sliding rods (52) which are uniformly distributed are fixedly connected to the top of the outer side of each first opening, a first spring (53) is sleeved on the outer side of each first sliding rod (52), a first sliding sleeve (54) is connected to the outer side of each first sliding rod (52), and the first sliding sleeve (54) is, a conical hoop (55) is fixedly connected among the three first sliding sleeves (54), the conical hoop (55) is matched with the first opening, a rotating shaft (56) is fixedly connected at the axis of the medicine box (51), a square connecting groove (58) is formed in the bottom of the rotating shaft (56), a micro motor (57) is fixedly connected at the axis of the bottom of the bearing groove, an output shaft of the micro motor (57) penetrates through the bearing groove, a bearing is arranged at the joint of the output shaft of the micro motor (57) and the bearing groove, and the cross section of the output shaft of the micro motor (57) is square;

the replacing mechanism comprises a second sliding rod (6), both ends of the second sliding rod (6) are fixedly connected with fixed blocks, the fixed blocks are fixedly connected with telescopic loop bars (101), the top of one of the fixed blocks is fixedly connected with a miniature electric push rod (7), the outer side of the second sliding rod (6) is slidably connected with a second sliding sleeve (8), the output end of the miniature electric push rod (7) is fixedly connected with the second sliding sleeve (8), one side, far away from the telescopic loop bars (101), of the second sliding sleeve (8) is fixedly connected with a needle head clamp (9), and the needle head clamp (9) is matched with the inserting port (4);

the utility model discloses a spacing structure of medicine box (51) outside, including bearing groove inside wall, medicine box (51) outside bottom is equipped with four evenly distributed's spacing hole (10), spacing mechanism includes spacing inserted bar (11), medicine box (51) outside bottom is equipped with four evenly distributed's spacing spout (12), spacing inserted bar (11) are inside to slide in spacing spout (12), spacing inserted bar (11) one end is equipped with second spring (13), the one end that the spring was kept away from in spacing inserted bar (11) sets up to the frustum form, four spacing inserted bar (11) respectively with four spacing hole (10) phase-matches.

The chassis (102) bottom is equipped with the case box, be equipped with battery (14) in the case box, the link of battery (14) is equipped with singlechip (15), micro motor (57) and miniature electric putter (7) all with battery (14) electric connection.

2. The intelligent transfusion device for hematology department as claimed in claim 1, wherein: second sliding sleeve (8) bottom one side is equipped with first non-contact level sensor (16), flexible loop bar (101) outside is equipped with display screen (17), display screen (17) both sides all are equipped with second non-contact level sensor (18), second non-contact level sensor (18) top is equipped with infrared sensor (19), display screen (17) one side is equipped with siren (171).

3. The intelligent transfusion device for hematology department as claimed in claim 2, wherein: and injection tube clamping sleeves (20) are arranged at the top of the second non-contact liquid level sensor (18) and the bottom of the infrared sensor (19), and the injection tube clamping sleeves (20) are fixedly connected with the display screen (17).

4. The intelligent transfusion device for hematology department as claimed in claim 1, wherein: the hanging plate is characterized in that hanging plates (21) are fixedly connected to the two sides of the bearing frame (2), and a plurality of hanging grooves (22) which are uniformly distributed are formed in the surfaces of the hanging plates (21).

5. The intelligent transfusion device for hematology department as claimed in claim 1, wherein: the cross section of the bearing frame (2) is in a bow shape, the number of the bearing grooves is two, and the two bearing grooves are symmetrically distributed on two sides of the telescopic loop bar (101).

6. The intelligent transfusion device for hematology department as claimed in claim 1, wherein: the bottom of the chassis (102) is fixedly connected with a self-locking roller, and the top of the chassis (102) is fixedly connected with a supporting rib.

7. The intelligent transfusion device for hematology department as claimed in claim 5, wherein: the number of the self-locking rollers and the number of the supporting ribs are three, the self-locking rollers are distributed on the outer side of the central axis of the telescopic loop bar (101) in an annular array mode, the supporting ribs are arranged right above the three self-locking rollers respectively, and two ends of each supporting rib are fixedly connected with the telescopic loop bar (101) and the chassis (102) respectively.

8. The intelligent transfusion device for hematology department as claimed in claim 1, wherein: the medicine box (51) is characterized in that the top end of the outer side of the medicine box (51) is fixedly connected with two handles (23), and the two handles (23) are symmetrically distributed on two sides of the medicine box (51).

9. The intelligent transfusion device for hematology department as claimed in claim 2, wherein: the first non-contact liquid level sensor (16), the second non-contact liquid level sensor (18), the infrared sensor (19) and the display screen (17) are electrically connected with the storage battery (14).

10. The intelligent transfusion device for hematology department as claimed in claim 2, wherein: the input of singlechip (15) is equipped with the AD converter, the output of singlechip (15) is equipped with the AD converter, first non-contact level sensor (16), second non-contact level sensor (18) and infrared sensor (19) all with AD converter electric connection, micro motor (57), siren (171) and miniature electric putter (7) all with DA converter electric connection, display screen (17) and singlechip (15) electric connection.