CN107754738B - atmosphere control device - Google Patents
atmosphere control device Download PDFInfo
- Publication number
- CN107754738B CN107754738B CN201610675995.0A CN201610675995A CN107754738B CN 107754738 B CN107754738 B CN 107754738B CN 201610675995 A CN201610675995 A CN 201610675995A CN 107754738 B CN107754738 B CN 107754738B
- Authority
- CN
- China
- Prior art keywords
- needle
- guide rail
- linear guide
- sample bottle
- seat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0006—Controlling or regulating processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0006—Controlling or regulating processes
- B01J19/002—Avoiding undesirable reactions or side-effects, e.g. avoiding explosions, or improving the yield by suppressing side-reactions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00002—Chemical plants
- B01J2219/00004—Scale aspects
- B01J2219/00011—Laboratory-scale plants
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to the field of experimental equipment, and discloses an atmosphere control device, which comprises: a support table; the sample bearing seat is arranged on the supporting table and is used for bearing and placing a sample bottle; the air inlet mechanism comprises a vertical support arranged on the supporting table and positioned near the sample holding seat, a linear guide rail arranged on the vertical support, a guide rail sliding block arranged on the linear guide rail, a needle seat which moves along the linear guide rail in a lifting manner, and an air inlet needle which is arranged on the needle seat and moves along with the needle seat in a lifting manner to enter and take out the sample bottle, wherein the air inlet needle is connected with a plurality of air path connectors. When the invention is used for carrying out atmosphere treatment, the treatment requirement can be met without inserting and pulling a temporary pipeline, and the air tightness of the experiment is improved.
Description
Technical Field
The invention relates to the field of experimental equipment, in particular to an atmosphere control device.
Background
In the existing laboratory at home and abroad, the atmosphere control of the reaction device, the reactor and other parts is always a difficult problem, and a plurality of temporary pipelines are often required to be connected in the treatment process to meet the treatment requirement. The pipeline of grafting can lead to laboratory bench dirty disorder, especially when carrying out atmosphere treatment to glassware, and the plug of pipeline can lead to the damage of glassware, and the interim pipeline gas tightness of plug is difficult to guarantee moreover. Particularly, under the experimental requirements of vacuumizing and inflating, at least one vacuum treatment system and one gas distribution system are often needed, and the temporary pipeline cannot meet the air tightness requirement during vacuumizing treatment. If the pre-atmosphere treatment of the reaction apparatus or reactor does not reach the required values, distortion or serious errors in the subsequent experimental data may be directly caused.
Disclosure of Invention
First, the technical problem to be solved
The invention aims to provide an atmosphere control device which does not need to pull out an intubation channel in the atmosphere treatment process, avoids the damage of an experimental vessel, and ensures that the air tightness of the pipeline is difficult to ensure.
(II) technical scheme
In order to solve the above technical problems, the present invention provides an atmosphere control device, comprising:
a support table;
the sample bearing seat is arranged on the supporting table and is used for bearing and placing a sample bottle;
the air inlet mechanism comprises a vertical support arranged on the supporting table and positioned near the sample holding seat, a linear guide rail arranged on the vertical support, a guide rail sliding block arranged on the linear guide rail, a needle seat which moves along the linear guide rail in a lifting manner, and an air inlet needle which is arranged on the needle seat and moves along with the needle seat in a lifting manner to enter and take out the sample bottle, wherein the air inlet needle is connected with a plurality of air path connectors.
Wherein, still include:
the vacuum needle is arranged on the needle seat and is consistent with the air inlet needle; the vacuum needle is connected with the vacuum pump.
The device comprises a sample holding seat, a transverse clamping mechanism, a clamping mechanism and a clamping mechanism, wherein the transverse clamping mechanism comprises a sliding rail, a sliding seat, a tension spring and a limiting rod; the sliding seat is slidably arranged on the sliding rail; the sliding rail is provided with a spring fixing rod; one end of the extension spring is connected with the spring fixing rod, and the other end of the extension spring is connected with the sliding seat; the limiting rod is arranged on the sliding seat and abuts against the sample bottle placed on the sample holding seat under the action of the stretching spring.
The device comprises a box body, wherein the supporting table is arranged in the box body, and a top plate of the box body is provided with a support through hole for the vertical support to pass through and a sample bottle through hole for the sample bottle to pass through; the transverse clamping mechanism is arranged on the upper surface of the box body.
The sample holding seat comprises a sample bottle base, a buffer spring, a sample bottle supporting plate and a sample bottle protecting sleeve, and the sample bottle base is arranged on the supporting table; the sample bottle protective sheath is the both ends have open-ended cavity body, and sample bottle base and sample bottle protective sheath are connected, and buffer spring establishes the upper surface at the sample bottle base, and sample bottle backup pad slidable dress is in hollow sample bottle protective sheath, and is connected with buffer spring.
The vertical support is provided with a needle seat limiting block, the needle seat limiting block is provided with a guide hole, the needle seat is provided with a guide rod, and the guide rod penetrates through the guide hole and ascends, descends and slides in the guide hole.
Wherein, still include:
the electric control system comprises a starting switch, a control center, an in-place sensor, a linear guide rail driving assembly and an air inlet electromagnetic valve, wherein the in-place sensor is arranged at the lower part of the vertical support; the air inlet electromagnetic valve is connected with the air passage joint; the linear guide rail driving assembly is connected with the linear guide rail and is used for driving the linear guide rail to drive the needle seat to move up and down; the input end of the control center is respectively connected with the in-place sensor and the starting switch, the output end of the control center is respectively connected with the air inlet electromagnetic valve and the linear guide rail driving assembly, wherein the control center stores control instructions, the control center receives a starting switch signal and then invokes the needle feeding control instructions to enable the linear guide rail driving assembly to rotate so as to achieve automatic needle feeding, the control center receives a position sensor signal to invoke the stop control instructions to close the linear guide rail driving assembly and invoke the inflation control instructions to control the air inlet electromagnetic valve to achieve automatic inflation, and after inflation is completed, the control center invokes the needle feeding control instructions to enable the linear guide rail driving assembly to reversely rotate so as to achieve automatic needle feeding.
The control system comprises a control center, a touch control display screen, a control center and a control system, wherein the control center is used for storing a plurality of groups of control instructions, the touch control display screen is used for realizing the selection of the control instructions as the control instructions to be executed, and the control parameters of the control instructions can be modified.
The system also comprises a program upgrading interface, wherein the program upgrading interface is connected with the control center and is used for upgrading control instructions.
The linear guide rail driving assembly comprises a servo motor and a ball screw, the ball screw is arranged in accordance with the linear guide rail, a nut of the ball screw is connected with a guide rail sliding block of the linear guide rail, and the servo motor is connected with a screw rod of the ball screw.
(III) beneficial effects
According to the atmosphere control device provided by the invention, in the atmosphere treatment process, the treatment requirement can be met without inserting and pulling the temporary pipeline, and the air tightness of an experiment is improved. Especially, when the glass instrument is subjected to atmosphere treatment, the damage of the glass instrument caused by the plugging and unplugging pipeline can be avoided. The linear guide rail is used, so that the air inlet needle can enter the air inlet pipe stably without shaking, and the air inlet needle is prevented from twisting off; the automatic feeding and inflating device is further provided with an electric control system, full-automatic feeding and inflating operation is achieved, accurate and strict atmosphere treatment work is achieved on the sample bottle conveniently and rapidly, experiment staff only need one-key operation in the whole atmosphere treatment process, and the treatment process is convenient, rapid and accurate.
Drawings
FIG. 1 is a perspective view of an atmosphere control device according to an embodiment of the present invention;
fig. 2 is a front view of an atmosphere control device according to an embodiment of the present invention (the front side plate of the case is omitted);
FIG. 3 is an exploded view of the components of the air intake mechanism and sample holder of the atmosphere control device according to the embodiment of the present invention;
FIG. 4 is an exploded view of a lateral clamping mechanism of an atmosphere control device according to an embodiment of the present invention;
FIG. 5 is an exploded view of a portion of a housing of an atmosphere control device according to an embodiment of the present invention;
fig. 6 is an exploded view of a touch display screen of the atmosphere control device according to the embodiment of the present invention.
In the figure, 1: an air inlet mechanism; 2: a transverse clamping mechanism; 3: a case; 4: a touch display screen; 5: a support table; 6: a sample holding seat; 7: a display bracket; 8: a vacuum pump; 9: a power supply; 10: a control center; 11: a support leg; 12: a fan; 13: a socket; 14: starting a switch; 15: an air inlet electromagnetic valve; 101: a vertical support; 102: a linear guide rail; 1021: a guide rail slide block; 103: a needle stand; 104: a needle hub; 105: an air inlet needle; 106: a vacuum needle; 107: a guide rod; 108: a needle seat limiting block; 109: a pipeline; 110: a servo motor; 111: the gas circuit joint; 201: a slide rail; 202: a slide; 203: a tension spring; 204: a limit rod; 205: a spring fixing rod; 2021: a spring hole; 206: a slide button; 401: a front frame; 402: a rear frame; 403: a display panel; 601: a sample bottle base; 602: a sample bottle protective sleeve; 603: a buffer spring; 604: a sample bottle support plate; 301: a top plate; 3011: a support through hole; 3012: a sample bottle through hole; 302: a rear side plate; 303: a bottom plate; 304: a front side plate; 305: a left side plate; 306: a right side plate; 100: and (5) air inlet is arranged on the body.
Detailed Description
The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention and are not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1 to 3, an atmosphere control device of an embodiment of the present invention includes: a supporting table 5, a sample bearing seat 6 and an air inlet mechanism 1. The sample holding seat 6 is arranged on the supporting table 5 and is used for holding sample bottles. It should be noted that the sample receiving bottle is not a part of the atmosphere control device of the present invention, and is only for convenience of description herein. The air inlet mechanism 1 comprises a vertical support 101 arranged on the supporting table 5 and positioned near the sample holding seat 6, a linear guide rail 102 arranged on the vertical support 101, a guide rail sliding block 1021 arranged on the linear guide rail 102, a needle seat 103 moving up and down along the linear guide rail 102, and an air inlet needle 105 arranged on the needle seat 103 and moving up and down along with the needle seat 103 to enter and take out a sample bottle, wherein the air inlet needle 105 is connected with a plurality of air channel connectors 111, and the plurality of air channel connectors 111 can be respectively used for connecting a plurality of external air supply devices. In this embodiment, there are two air path connectors 111, and the air path connectors 111 are connected to the air inlet needle 105 through the pipe 109.
When the sample bottle taking device is used, the plurality of gas circuit connectors 111 are respectively connected with external gas supply equipment required by the reaction through the pipeline 109, the sample bottle is placed on the sample holding seat 6, the needle seat 103 is driven to descend along the track of the linear guide rail 102, the gas inlet needle 105 enters the sample bottle, valves of the external gas supply equipment are sequentially opened and closed according to the sequence of gas required by the reaction to charge the sample bottle, and after the gas charging is completed, the needle seat 103 is driven to ascend along the track of the linear guide rail 102, and the gas inlet needle 105 is taken out of the sample bottle. According to the atmosphere control device, in the atmosphere treatment process, the treatment requirement can be met without inserting and pulling the temporary pipeline, and the air tightness of an experiment is improved. Especially, when the glass instrument is subjected to atmosphere treatment, the damage of the glass instrument caused by the plugging and unplugging pipeline can be avoided. The invention uses the linear guide rail 102, can ensure that the air inlet needle 105 stably enters the air inlet pipe without shaking, and avoids the air inlet needle 105 from twisting off.
Further, the vacuum pump 8 and the vacuum needle 106 are also included, and the vacuum needle 106 is provided on the needle holder 103 and is arranged in correspondence with the air inlet needle 105. The vacuum needle 106 is connected to the vacuum pump 8. As shown, the vacuum needle 106 is arranged in parallel with the air intake needle 105, and the vacuum needle 106 is connected to the vacuum pump 8 through a pipe and a joint.
Preferably, the air inlet needle 105 and the vacuum needle 106 are side hole air inlet treatment needles, and the air passage joint 111 is a rapid high-air tightness joint. As shown in the figure, the air inlet needle 105 and the vacuum needle 106 are both arranged on the needle seat 103 through the needle connector 104, the needle connector 104 is used for fixing the needle seat 103 through a nut, the air inlet needle 105 and the vacuum needle 106 are both detachably connected with the needle connector 104, the air inlet needle 105 or the vacuum needle 106 can be conveniently replaced, the air inlet needle 105 and the vacuum needle 106 can be particularly replaced according to the experiment requirement, and one needle can be detached according to the experiment requirement.
For the sample bottle needing vacuumizing treatment, before the external air supply equipment is opened for air supply, the vacuum pump 8 is firstly opened to pump air in the sample bottle, so that the sample bottle is vacuumized, then the vacuum pump 8 is closed, and the external air supply equipment is started for air supply. The plug connector is not required to be pulled out in the processes of vacuumizing and atmosphere treatment, so that good air tightness is ensured, and experimental distortion is avoided.
As shown in fig. 4, the device further comprises a transverse clamping mechanism 2, wherein the transverse clamping mechanism 2 comprises a sliding rail 201, a sliding seat 202, a tension spring 203 and a limiting rod 204, the sliding rail 201 is arranged near the sample holding seat 6, and the sliding rail 201 is horizontally arranged; the sliding seat 202 is slidably arranged on the sliding rail 201 through a sliding rail sliding block on the sliding rail 201; the slide rail 201 is provided with a spring fixing rod 205; one end of the extension spring 203 is connected with the spring fixing rod 205, and the other end of the extension spring 203 is connected with the sliding seat 202; the stop lever 204 is disposed on the slide 202, and abuts against the sample bottle placed on the sample receiving seat 6 under the action of the tension spring 203. When the sample bottle clamping device is used, the sliding seat 202 is moved to a position far away from the sample holding seat 6 by overcoming the elastic force of the tension spring 203, a sample bottle is placed in the sample holding seat 6, the sliding seat 202 is loosened, and the limiting rod 204 is used for propping and clamping the sample bottle to play a role in positioning. To facilitate moving the slider 202, a slide button 206 is provided on the slider 202, and the slider 202 is moved by holding the slide button 206.
In order to make the elastic force of the extension spring 203 always parallel to the sliding rail 201, a spring hole 2021 is provided on the sliding seat 202, the extension spring 203 partially extends into the spring hole 2021, and a hook is provided in the spring hole 2021 to connect with the extension spring 203.
Further, as shown in fig. 1 to 3, the case 3 is further included, and the case 3 includes a top plate 301, a rear side plate 302, a bottom plate 303, a front side plate 304, a left side plate 305, and a right side plate 306. The support table 5 is provided in the case 3, and the support table 5 is fixed in the case 3 using the legs 11. The top plate 301 of the case 3 is provided with a holder through hole 3011 through which the vertical holder 101 passes and a sample bottle through hole 3012 through which a sample bottle passes. The lateral clamping mechanism 2 is provided on the upper surface of the top plate 301 of the case 3. For aesthetic purposes, a vacuum pump 8 is also provided in the housing 3. In order to achieve the heat dissipation effect, a fan 12 is arranged on the side plate of the box body 3, and air in the box body 3 flows through the fan 12, so that the cooling effect is achieved.
The air passage joint 111 is arranged on the rear side plate of the box body 3, the air inlet needle 105 is connected with the air passage joint 111 through the pipeline 109, and the arrangement mode is convenient for the air passage joint 111 to be connected with external air supply equipment and is attractive.
In order to avoid that the air inlet needle 105 is inserted too deep into the sample bottle, a needle seat limiting block 108 is arranged on the vertical support 101 for limiting the movement of the needle seat 103. In order to make the lifting movement of the needle seat 103 more stable, the deformation of the air inlet needle 105 caused by the transverse movement is avoided, the needle seat limiting block 108 is provided with a guide hole, the needle seat 103 is provided with a guide rod 107, and the guide rod 107 passes through the guide hole and slides in the guide hole in a lifting manner.
Further, the sample receiving seat 6 includes a sample bottle base 601, a buffer spring 603, a sample bottle supporting plate 604 and a sample bottle protecting sleeve 602, and the sample bottle base 601 is mounted on the supporting table 5. The sample bottle protective sleeve 602 is a hollow tube body with openings at two ends, the sample bottle base 601 is connected with the sample bottle protective sleeve 602, the buffer spring 603 is arranged on the upper surface of the sample bottle base 601, and the sample bottle supporting plate 604 is slidingly arranged in the hollow sample bottle protective sleeve 602 and is connected with the buffer spring 603. In use, the sample bottle is placed in the sample bottle protective sleeve 602, and if the air inlet needle 105 or the vacuum needle 106 is propped against the bottom of the sample bottle too long, the elastic force under the buffer spring 603 is overcome, so that the sample bottle is prevented from being poked.
Further, as shown in fig. 2, 3 and 5, the air conditioner further comprises an electric control system, the electric control system comprises a power supply 9, a start switch 14, a control center 10, an in-place sensor (not shown), a linear guide rail driving assembly and an air inlet electromagnetic valve 15, wherein the power supply 9 is connected with external power supply equipment through a connector lug and is used for providing electric energy for electric equipment of the whole atmosphere adjusting device, in the embodiment, the connector lug is a socket 13, and the socket 13 is arranged on a rear side plate 302 of the box body 3. The power supply 9 is connected to a power supply controller for controlling the stability of the power supply 9. The in-place sensor is provided in the lower part of the vertical support 101. The air inlet solenoid valve 15 is connected with the air passage joint 111, preferably, the air inlet solenoid valve 15 is arranged on a pipeline 109 between the air passage joint 111 and the air inlet needle 105, and is used for opening or closing an air passage between the air passage joint 111 and the air inlet needle 105, and controlling the opening degree. The linear guide rail driving assembly is connected with the linear guide rail 102 and is used for driving the linear guide rail 102 to drive the needle seat 103 to move up and down. The input end of the control center 10 is respectively connected with an in-place sensor and a start switch 14, and the output end of the control center 10 is respectively connected with an air inlet electromagnetic valve 15 and a linear guide rail driving assembly, wherein the control center 10 stores control instructions, the control center 10 receives signals of the in-place sensor, and the control instructions are called and sent to the linear guide rail driving assembly or the air inlet electromagnetic valve 15 so as to realize automatic needle feeding and automatic air charging. Specifically, after receiving the signal of the start switch 14, the control center 10 invokes the needle feeding control instruction to enable the linear guide rail driving assembly to rotate to achieve automatic needle feeding, after receiving the signal of the position sensor, the control center 10 invokes the stop control instruction to close the linear guide rail driving assembly and invokes the inflation control instruction to control the air inlet electromagnetic valve 15 to achieve automatic inflation, and after the inflation is completed, the control center 10 invokes the needle feeding control instruction to enable the linear guide rail driving assembly to reversely rotate to achieve automatic needle feeding.
The air intake solenoid valve 15 according to the present invention is connected to the air passage joint 111, wherein the air intake solenoid valve 15 may be a multi-way solenoid valve or a single-way solenoid valve. When the air inlet solenoid valves 15 are single-pass solenoid valves, the number of the air inlet solenoid valves 15 is plural, and the plural solenoid valves are installed in one-to-one correspondence with the air path connectors 111. In addition, the air inlet electromagnetic valve 15 can also be arranged on an external air supply device, and the air passage joint 111 is communicated with the air inlet needle 105 by controlling the operation of the air inlet electromagnetic valve 15, and the speed of air charging is controlled according to the air inlet requirement.
Specifically, when the start switch 14 is pressed, the linear guide rail driving assembly drives the needle seat 103 to move downwards, and when the in-place sensor detects the needle seat 103, the air inlet needle 105 enters the sample bottle, the control center 10 receives the signal of the position sensor, and then sends a stop instruction to the linear guide rail driving assembly on one hand and sends an opening control instruction to the air inlet electromagnetic valve 15 on the other hand, so that the air inlet needle 105 is communicated with the designated air passage joint 111, and the external air supply device is communicated with the air inlet needle 105 through the air passage joint 111. When the gas in the sample bottle accords with the gas quantity to be filled or the gas filling time accords with the set time, the control center 10 sends a closing control instruction or a switching control instruction to cut off the gas path connector 111 from the gas inlet needle 105 or switch to be communicated with other gas path connectors 111. In order to realize sequential automatic air intake of multiple gases, the multiple air channel connectors 111 need to be numbered, and control instructions stored in the control center 10 are in one-to-one correspondence with the multiple air channel connectors 111, and the air channel connectors 111 are sequentially opened and closed according to the type and sequence of the sample bottles needing air intake, so that full-automatic air inflation is realized. After the inflation is completed, the control center 10 sends a control instruction to the linear guide rail driving assembly, so that the linear guide rail driving assembly reversely rotates to drive the needle seat 103 to ascend. Through electrical system, make atmosphere control device realized that convenient and fast carries out accurate strict atmosphere treatment work to the sample bottle, whole atmosphere treatment process experimenter only need a key operation, and the handling process is convenient, swift, accurate.
In order to achieve automatic evacuation, the vacuum pump 8 is connected to the output of the control center 10. For a sample bottle needing to be vacuumized, after the in-place sensor detects that the needle seat 103 is in place, the control center 10 sends a vacuumization control instruction to the vacuum pump 8, so that the vacuum pump 8 performs vacuumization operation on the sample bottle; when the vacuuming operation is completed, the vacuum pump 8 is turned off, and then the inflating operation is performed. Preferably, a vacuum solenoid valve is provided between the vacuum pump 8 and the vacuum needle 106 for adjusting the vacuum pumping flow rate of the vacuum pump 8 and maintaining the sample bottle in a vacuum state after the vacuum pumping is completed.
Furthermore, the control center 10 may adopt a PLC chip, a DSP chip or an ARM chip, and the control instruction is a control software program edited on the chip, and the control software program is obtained according to a chemical reaction formula, and is a software program that is easy to be implemented by a person skilled in the art, and the person skilled in the art can edit the control software program according to technical parameters such as time and pressure of inflation as required.
Further, a travel switch (not shown) is further installed on the upper portion of the vertical support 101, and the travel switch is connected to the linear guide driving assembly, and when the needle holder 103 is lifted in place, the travel switch is triggered, and the linear guide driving assembly is turned off.
The control system further comprises a touch control display screen 4, wherein the touch control display screen 4 is connected with a control center 10, the control center 10 stores a plurality of groups of control instructions, the touch control display screen 4 is used for realizing the selection of the control instructions as the control instructions to be executed, and the control parameters of the control instructions can be modified. The user can select different control instructions according to different experiments, and parameters can be modified. For example: the control center 10 is internally provided with a plurality of groups of control instructions for producing hydrogen by photocatalytic water splitting, producing methanol by photocatalytic reduction of carbon dioxide, photochemistry, total water splitting and the like, a user selects a proper control instruction as a control instruction to be executed according to the reaction requirement through the touch display screen 4, and parameters of the control instruction, such as inflation time, inflation pressure and the like, are modified according to the size of the sample bottle and the number of samples.
It should be noted that, a virtual start switch may also be provided in the control center 10, and the user may touch the start switch on the human-machine interface of the touch display screen.
As shown in fig. 6, the touch display screen 4 includes a front frame 401, a display panel 403 and a rear frame 402, the front frame 401 and the rear frame 402 are oppositely combined to clamp the display panel 403, the rear frame 402 is provided with a connection portion, the connection portion is connected with the display bracket 7, and the touch display screen 4 is mounted on the box 3 through a display bracket 7 capable of being turned by 360 degrees, so as to realize free rotation of the touch display screen 4 by a user as required.
And a program upgrade interface (not shown) connected with the control center 10 for upgrading the control instructions. The program upgrade interface may be one or more of a USB interface, a COM interface, and a network interface. Of course, the user may edit the control command according to the required experiment and introduce the control command into the control center 10.
Further, the linear guide driving assembly has various embodiments, in this example, the linear guide driving assembly includes a servo motor 110 and a ball screw (not shown), the ball screw is arranged in line with the linear guide 102, and a nut of the ball screw is connected with a guide rail slider 1021 of the linear guide 102, and the servo motor 110 is connected with a screw of the ball screw. As shown, in this embodiment, the ball screw is embedded in the linear guide 102. For manufacturing, the linear guide 102, the ball screw, and the servo motor 110 need not be separately purchased and installed, but may be installed by selecting an appropriate electric slipway.
Further, the electronic control system further comprises a pressure sensor (not shown) disposed between the air inlet needle 105 and the air path connector 111, the pressure sensor is used for detecting the internal pressure of the air inlet needle 105 to obtain the pressure in the sample bottle, the pressure sensor sends a pressure signal to the control center 10, and the control center 10 can correspondingly obtain a control command according to the pressure signal in the sample bottle and send the control command to the air inlet electromagnetic valve 15, so as to control the air quantity in the sample bottle.
The power supply 9, the power supply controller, the control center 10 and the vacuum pump 8 are all arranged in the box body 3, so that the whole equipment of the box body 3 looks beautiful.
In order to protect the air inlet mechanism 1, an air inlet device 100 is provided for covering the air inlet mechanism 1, so as to prevent dust from falling into the air inlet mechanism 1 and affecting the control precision.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (9)
1. An atmosphere control device, comprising:
a support table;
the sample bearing seat is arranged on the supporting table and is used for bearing and placing a sample bottle;
the air inlet mechanism comprises a vertical support arranged on the supporting table and positioned near the sample holding seat, a linear guide rail arranged on the vertical support, a guide rail sliding block arranged on the linear guide rail, a needle seat which moves along the linear guide rail in a lifting manner, and an air inlet needle which is arranged on the needle seat and moves along with the needle seat in a lifting manner to enter and take out the sample bottle, wherein the air inlet needle is connected with a plurality of air channel connectors, and the air channel connectors are respectively used for connecting a plurality of external air supply devices; sequentially opening and closing valves of external air supply equipment according to the sequence of the gases required by the reaction to inflate the sample bottles, and lifting the needle seat along the track of the linear guide rail after the inflation is completed to take out the air inlet needle from the sample bottles;
the sample holding seat comprises a sample bottle base, a buffer spring, a sample bottle supporting plate and a sample bottle protecting sleeve, and the sample bottle base is arranged on the supporting table; the sample bottle protective sleeve is a hollow tube body with openings at two ends, the sample bottle base is connected with the sample bottle protective sleeve, the buffer spring is arranged on the upper surface of the sample bottle base, and the sample bottle supporting plate is slidingly arranged in the hollow sample bottle protective sleeve and is connected with the buffer spring.
2. The atmosphere control device according to claim 1, further comprising:
the vacuum needle is arranged on the needle seat and is consistent with the air inlet needle; the vacuum needle is connected with the vacuum pump.
3. The atmosphere control device of claim 1, further comprising a lateral clamping mechanism comprising a slide rail, a slide carriage, an extension spring, and a stop bar, the slide rail being disposed adjacent the sample receiving seat; the sliding seat is slidably arranged on the sliding rail; the sliding rail is provided with a spring fixing rod; one end of the extension spring is connected with the spring fixing rod, and the other end of the extension spring is connected with the sliding seat; the limiting rod is arranged on the sliding seat and abuts against the sample bottle placed on the sample holding seat under the action of the stretching spring.
4. The atmosphere control device according to claim 3, further comprising a case in which the support stand is provided, a top plate of the case being provided with a support through hole through which the vertical support passes and a sample bottle through hole through which the sample bottle passes; the transverse clamping mechanism is arranged on the upper surface of the box body.
5. The atmosphere control device according to claim 1, wherein the vertical support is provided with a needle seat stopper, the needle seat stopper is provided with a guide hole, the needle seat is provided with a guide rod, and the guide rod passes through the guide hole and slides up and down in the guide hole.
6. The atmosphere control device according to any one of claims 1 to 5, further comprising:
the electric control system comprises a starting switch, a control center, an in-place sensor, a linear guide rail driving assembly and an air inlet electromagnetic valve, wherein the in-place sensor is arranged at the lower part of the vertical support; the air inlet electromagnetic valve is connected with the air passage joint; the linear guide rail driving assembly is connected with the linear guide rail and is used for driving the linear guide rail to drive the needle seat to move up and down; the input end of the control center is respectively connected with the in-place sensor and the starting switch, the output end of the control center is respectively connected with the air inlet electromagnetic valve and the linear guide rail driving assembly, wherein the control center stores control instructions, the control center receives a starting switch signal and then invokes the needle feeding control instructions to enable the linear guide rail driving assembly to rotate so as to achieve automatic needle feeding, the control center receives a position sensor signal to invoke the stop control instructions to close the linear guide rail driving assembly and invoke the inflation control instructions to control the air inlet electromagnetic valve to achieve automatic inflation, and after inflation is completed, the control center invokes the needle feeding control instructions to enable the linear guide rail driving assembly to reversely rotate so as to achieve automatic needle feeding.
7. The atmosphere control device according to claim 6, further comprising a touch display screen, wherein the touch display screen is connected with the control center, the control center stores a plurality of groups of control instructions, and the touch display screen is used for realizing selection of the control instructions as the control instructions to be executed and modifying control parameters of the control instructions.
8. The atmosphere control device according to claim 6, further comprising a program upgrade interface connected with the control center for upgrading control instructions.
9. The atmosphere control device according to claim 6, wherein the linear guide driving assembly comprises a servo motor and a ball screw, the ball screw is arranged in correspondence with the linear guide, a nut of the ball screw is connected with a guide rail slider of the linear guide, and the servo motor is connected with a screw of the ball screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610675995.0A CN107754738B (en) | 2016-08-16 | 2016-08-16 | atmosphere control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610675995.0A CN107754738B (en) | 2016-08-16 | 2016-08-16 | atmosphere control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107754738A CN107754738A (en) | 2018-03-06 |
| CN107754738B true CN107754738B (en) | 2023-09-12 |
Family
ID=61260722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610675995.0A Active CN107754738B (en) | 2016-08-16 | 2016-08-16 | atmosphere control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107754738B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109136800B (en) * | 2018-11-09 | 2020-12-01 | 中国石油大学(华东) | A kind of cyclic pulse electric processing device and method of nickel-titanium shape memory alloy single crystal |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4094641A (en) * | 1977-02-25 | 1978-06-13 | Waters Associates, Inc. | Low loss sample bottle assembly |
| US4704141A (en) * | 1985-06-20 | 1987-11-03 | Siemens Aktiengesellschaft | Apparatus for automatically transferring small quantities of liquid samples in gas chromatography |
| CA2416925A1 (en) * | 2002-01-22 | 2003-07-22 | Joseph W. Tsang | Fuel cartridge and reaction chamber |
| EP1420255A2 (en) * | 2002-11-18 | 2004-05-19 | Sysmex Corporation | Sample analyzer and its components |
| CN201522479U (en) * | 2009-10-23 | 2010-07-07 | 万运帆 | Automatic gas sample injector |
| CN102507806A (en) * | 2011-10-12 | 2012-06-20 | 贵州省烟草科学研究所 | Solid phase micro-extraction device and method for measuring volatile organic acid in tobacco leaf |
| CN202649071U (en) * | 2012-03-14 | 2013-01-02 | 总装备部工程设计研究总院 | Measuring apparatus for gas adsorption performance of solid powder |
| CN203031804U (en) * | 2012-12-14 | 2013-07-03 | 郑州大学 | Label separating and recycling device for plastic bottles |
| CN203577782U (en) * | 2013-11-14 | 2014-05-07 | 重庆德蒙特科技发展有限公司 | Ultrasonic reaction kettle |
| CN105289344A (en) * | 2014-07-02 | 2016-02-03 | 深圳市卫邦科技有限公司 | Automatic medicine dispensation method |
| CN206045994U (en) * | 2016-08-16 | 2017-03-29 | 北京泊菲莱科技有限公司 | Atmosphere control device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7535989B2 (en) * | 2006-10-17 | 2009-05-19 | Innov-X Systems, Inc. | XRF system with novel sample bottle |
-
2016
- 2016-08-16 CN CN201610675995.0A patent/CN107754738B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4094641A (en) * | 1977-02-25 | 1978-06-13 | Waters Associates, Inc. | Low loss sample bottle assembly |
| US4704141A (en) * | 1985-06-20 | 1987-11-03 | Siemens Aktiengesellschaft | Apparatus for automatically transferring small quantities of liquid samples in gas chromatography |
| CA2416925A1 (en) * | 2002-01-22 | 2003-07-22 | Joseph W. Tsang | Fuel cartridge and reaction chamber |
| EP1420255A2 (en) * | 2002-11-18 | 2004-05-19 | Sysmex Corporation | Sample analyzer and its components |
| CN201522479U (en) * | 2009-10-23 | 2010-07-07 | 万运帆 | Automatic gas sample injector |
| CN102507806A (en) * | 2011-10-12 | 2012-06-20 | 贵州省烟草科学研究所 | Solid phase micro-extraction device and method for measuring volatile organic acid in tobacco leaf |
| CN202649071U (en) * | 2012-03-14 | 2013-01-02 | 总装备部工程设计研究总院 | Measuring apparatus for gas adsorption performance of solid powder |
| CN203031804U (en) * | 2012-12-14 | 2013-07-03 | 郑州大学 | Label separating and recycling device for plastic bottles |
| CN203577782U (en) * | 2013-11-14 | 2014-05-07 | 重庆德蒙特科技发展有限公司 | Ultrasonic reaction kettle |
| CN105289344A (en) * | 2014-07-02 | 2016-02-03 | 深圳市卫邦科技有限公司 | Automatic medicine dispensation method |
| CN206045994U (en) * | 2016-08-16 | 2017-03-29 | 北京泊菲莱科技有限公司 | Atmosphere control device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107754738A (en) | 2018-03-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202421676U (en) | Semi-automatic vacuum laminating machine | |
| CN107754738B (en) | atmosphere control device | |
| CN211179866U (en) | Full-automatic physical adsorption instrument | |
| CN109570969A (en) | A kind of assembly device of bushing press-mounting | |
| CN208696709U (en) | A kind of automatic installation apparatus of IPEX antenna and IPEX onboard antenna seat | |
| CN101988624B (en) | Oxygen filling instrument with automatic clutching protection function | |
| CN206045994U (en) | Atmosphere control device | |
| CN208256817U (en) | Battery core enters housing apparatus | |
| CN218738412U (en) | Cup holder structure of capsule coffee machine | |
| CN114436184B (en) | Cap pulling device and sample analyzer | |
| CN212861990U (en) | Tree trunk feeding and wire sealing device and simulation Christmas tree production equipment | |
| CN209626847U (en) | Smart grid support device | |
| CN208991375U (en) | A kind of dust-blowing device of number tube shell | |
| CN116165018A (en) | Microsampling device for medical examination and use method | |
| CN207457709U (en) | A kind of smartwatch loudspeaker installation apparatus | |
| CN210025862U (en) | Automobile glass cutting device | |
| CN203794956U (en) | Cable annealing machine capable of laterally feeding and discharging materials | |
| CN213627931U (en) | Inflator with cartridge-type inflation tube | |
| CN101988623B (en) | Oxygenating instrument with automatic air tap positioning structure | |
| CN212549468U (en) | Magnetic force control gas generation stop generation device | |
| CN213407341U (en) | Portable respirator of easily accomodating | |
| CN112156268A (en) | Ceiling rail type automatic medicine changing infusion support | |
| CN216282765U (en) | Tooth mould fritting furnace of intelligent fixed crucible | |
| CN210515863U (en) | Experimental device for charcoal reduction copper oxide | |
| CN205491658U (en) | Inserting device is shielded to full -automatic high accuracy high efficiency LED |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |