CN209764339U - Pressure sensor measurement test device - Google Patents
Pressure sensor measurement test device Download PDFInfo
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- CN209764339U CN209764339U CN201920614334.6U CN201920614334U CN209764339U CN 209764339 U CN209764339 U CN 209764339U CN 201920614334 U CN201920614334 U CN 201920614334U CN 209764339 U CN209764339 U CN 209764339U
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- tube
- carbon dioxide
- pressure sensor
- rubber
- liquid discharge
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- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Abstract
The utility model provides a pressure sensor measurement test device, prepare device, rubber tube, carbon dioxide collection device, pressure sensor device and flowing back volume detection device including carbon dioxide, the carbon dioxide is prepared the upper right side connection rubber tube of device, and carbon dioxide collection device is connected on the right side of rubber tube, and pressure sensor device is connected to carbon dioxide collection device's upside, and flowing back volume detection device is connected on carbon dioxide collection device's right side, the utility model discloses preparing device, collection device and flowing back detection device with carbon dioxide link together, improve the device gas tightness, reduced the experimental error that dismouting laboratory glassware caused, improve the experiment accuracy.
Description
Technical Field
the utility model relates to a pressure sensor technical field specifically is a pressure sensor measurement test device.
Background
The pressure sensor is a device or a device which can sense pressure signals and can convert the pressure signals into usable output electric signals according to a certain rule, pure CO2 is collected by discharging saturated NaHCO3 solution, the volume of the discharged solution is measured by a measuring cylinder to obtain the volume of CO2 gas, Ca (OH)2 solution and saturated NaOH solution are respectively introduced into a gas collecting bottle containing CO2, the pressure sensor is used for measuring the pressure change in the bottle, the absorption effect of the saturated solution of common alkali is compared, equal-mass Ca (OH)2 and NaOH are prepared into equal-volume solution which is injected into the gas collecting bottle containing CO2, the pressure sensor is used for measuring the pressure change in the bottle, the equal-mass solute and the absorption effect of the solution of the common alkali are compared, finally, a change curve is simulated by a computer, and when the pressure sensor measuring experimental device of the existing device is used for measuring the pressure, the preparation of CO2, Collect and experiment for solitary experimental apparatus, experimental apparatus when carrying out the dismouting, cause inside gas to reveal easily or mix with the outside air and make CO2 impure in the gas collecting bottle.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pressure sensor measurement test device links together the device of preparing, collection device and flowing back detection device of carbon dioxide, reduces revealing of inside air, improves the accuracy of experimental data, can solve the problem among the prior art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a pressure sensor measurement test device, includes that carbon dioxide prepares device, rubber tube, carbon dioxide collection device, pressure sensor device and flowing back volume detection device, the carbon dioxide prepares the upper right side connection rubber tube of device, carbon dioxide collection device is connected on the right side of rubber tube, pressure sensor device is connected to the upside of carbon dioxide collection device, flowing back volume detection device is connected on carbon dioxide collection device's right side.
The carbon dioxide prepares the device includes support base, cradling piece, goes up to press from both sides, lower clamp, go up to press from both sides the locking bolt, press from both sides the locking bolt down, prepare test tube, test tube rubber buffer, long neck funnel and output glass pipe, the upside of support base is equipped with the cradling piece, be equipped with on the cradling piece and press from both sides down, the side of going up to press from both sides and pressing from both sides down is equipped with respectively presss from both sides the locking bolt and presss from both sides the locking bolt down, go up to press from both sides and press from both sides down between the fixed test tube of preparing, the mouth of pipe of preparing the test tube is equipped with the test tube rubber buffer, the long neck funnel of left side installation of.
Carbon dioxide collection device includes crane base, lifting support, crane locking bolt, tray, gas collecting bottle rubber buffer, air inlet glass manages, detects glass pipe and flowing back glass pipe, the upside installation lifting support of crane base, install crane locking bolt in the middle of the lifting support, lifting support's upside installation tray, place the gas collecting bottle on the tray, the bottleneck stopper of gas collecting bottle has the gas collecting bottle rubber buffer, the left side installation air inlet glass pipe of gas collecting bottle rubber buffer, the gas collecting bottle rubber on air inlet glass manages right side is gone up the installation and is detected glass pipe, install flowing back glass pipe on the gas collecting bottle rubber plug on detection glass pipe right side.
The pressure sensor device comprises a pressure sensor, a USB interface, an interface control button and a sensor connecting pipe, wherein the USB interface is arranged on the upper side of the pressure sensor, the interface control button is arranged on the side surface of the pressure sensor, and the sensor connecting pipe is arranged on the lower side of the pressure sensor.
the liquid discharge volume detection device comprises a measuring cylinder, a liquid discharge rubber tube and a glass folding tube, wherein the liquid discharge rubber tube is arranged inside the measuring cylinder, and the tail end of the liquid discharge rubber tube is connected with the glass folding tube.
Preferably, the lower side of the sensor connecting pipe is connected with a rubber pipe, and a control valve is installed on the rubber pipe.
preferably, the left end of the liquid drainage rubber tube is connected with a liquid drainage glass tube.
Preferably, the bottom of the liquid discharge glass tube extends to the bottom of the gas collecting bottle.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses prepare the device with the carbon dioxide, carbon dioxide collection device links together with getting rid of liquid detection device, prepare device generation carbon dioxide through the carbon dioxide, and go into to the gas collecting bottle in side by side, react with the chemical solvent of gas collecting bottle bottom, make inside atmospheric pressure change, utilize atmospheric pressure to discharge the solvent of bottom to the graduated flask in, through the volume of discharge liquid in measuring the graduated flask, calculate the volume of carbon dioxide, in the experimentation, utilize and detect glass union coupling pressure sensor, detect the inside pressure change of gas collecting bottle constantly, the utility model discloses it is complete reasonable in structure, the device gas tightness is better, has reduced the experimental error that dismouting laboratory glassware caused, improves the experiment accuracy.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the carbon dioxide producing apparatus of the present invention;
FIG. 3 is a schematic structural view of the carbon dioxide collecting device of the present invention;
Fig. 4 is a schematic structural diagram of the pressure sensor device of the present invention;
Fig. 5 is a schematic structural view of the liquid discharge volume detection device of the present invention;
In the figure: 1. a carbon dioxide producing device; 101. a bracket base; 102. a support rod; 103. clamping; 104. lower clamping; 105. an upper clamp locking bolt; 106. a lower clamp locking bolt; 107. preparing a test tube; 108. a test tube rubber plug; 109. a long-neck funnel; 1010. an output glass tube; 2. a rubber tube; 21. a control valve; 3. a carbon dioxide collection device; 31. a lifting frame base; 32. a lifting support; 33. locking bolts of the lifting frame; 34. a tray; 35. a gas collection bottle; 36. a rubber plug of the gas collecting bottle; 37. an air inlet glass tube; 38. detecting the glass tube; 39. a liquid discharge glass tube; 4. a pressure sensor device; 41. a pressure sensor; 42. a USB interface; 43. an interface control button; 44. a sensor connection tube; 5. a liquid discharge volume detection device; 51. a measuring cylinder; 52. a liquid discharge rubber tube; 53. and (4) folding the tube with glass.
Detailed Description
the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
referring to fig. 1, a pressure sensor measurement test device includes a carbon dioxide preparation device 1, a rubber tube 2, a carbon dioxide collection device 3, a pressure sensor device 4 and a liquid discharge volume detection device 5, the rubber tube 2 is connected to the upper right side of the carbon dioxide preparation device 1, the carbon dioxide collection device 3 is connected to the right side of the rubber tube 2, the pressure sensor device 4 is connected to the upper side of the carbon dioxide collection device 3, the pressure sensor device 4 detects the gas pressure in a gas collection bottle 35, changes of the internal air pressure are monitored, the liquid discharge volume detection device 5 is connected to the right side of the carbon dioxide collection device 3, and the volume of discharged carbon dioxide is calculated through changes of the liquid volume in the liquid discharge volume detection device 5.
Referring to fig. 2, the carbon dioxide preparing apparatus 1 includes a rack base 101, a rack rod 102, an upper clamp 103, a lower clamp 104, an upper clamp locking bolt 105, a lower clamp locking bolt 106, a prepared test tube 107, a test tube rubber stopper 108, a funnel 109 and an output glass tube 1010, the rack rod 102 is disposed on the upper side of the rack base 101, the upper clamp 103 and the lower clamp 104 are disposed on the rack rod 102, the upper clamp locking bolt 105 and the lower clamp locking bolt 106 are disposed on the side surfaces of the upper clamp 103 and the lower clamp 104, the prepared test tube 107 is fixed between the upper clamp 103 and the lower clamp 104, the test tube rubber stopper 108 is disposed at the tube opening of the prepared test tube 107, the test tube rubber stopper 108 is used for sealing the tube opening to prevent gas leakage and affect the reaction in the prepared test tube 107, the funnel 109 is installed on the left side of the test tube stopper 108, the bottom of the funnel 109 extends below the liquid level of the prepared test tube 107 to prevent the generated carbon dioxide from, the right side of the test tube rubber stopper 108 is fitted with an output glass tube 1010, and the generated carbon dioxide is discharged from the output glass tube 1010 to the carbon dioxide collecting device 3.
Referring to fig. 3, the carbon dioxide collecting device 3 includes a crane base 31, a lifting support 32, a crane locking bolt 33, a tray 34, a gas collecting bottle 35, a gas collecting bottle rubber plug 36, a gas inlet glass tube 37, a detection glass tube 38 and a liquid discharge glass tube 39, the lifting support 32 is installed on the upper side of the crane base 31, the crane locking bolt 33 is installed in the middle of the lifting support 32, the height of the gas collecting bottle 35 can be adjusted by using the lifting support 32, the tray 34 is installed on the upper side of the lifting support 32 through the crane locking bolt 33, the gas collecting bottle 35 is placed on the tray 34, the bottom of the gas collecting bottle 35 is filled with a certain volume of experimental solvent, the gas collecting bottle 35 is filled with the gas collecting bottle rubber plug 36 at the bottle mouth, the gas inlet glass tube 37 is installed on the left side of the gas collecting bottle rubber plug 36, carbon dioxide is introduced into the gas collecting bottle 35 from the gas, the detection glass tube 38 is mainly used for connecting the pressure sensor device 4 or adding other experimental solvents into the gas collecting bottle 35, the liquid discharge glass tube 39 is installed on the rubber plug 36 of the gas collecting bottle on the right side of the detection glass tube 38, and the bottom of the liquid discharge glass tube 39 extends to be below the liquid level of the bottle bottom of the gas collecting bottle 35.
referring to fig. 4, the pressure sensor device 4 includes a pressure sensor 41, a USB interface 42, an interface control button 43 and a sensor connection tube 44, the USB interface 42 is disposed on the upper side of the pressure sensor 41, the USB interface 42 is used for connecting an external computer, the interface control button 43 is disposed on the side surface of the pressure sensor 41, the USB interface 42 can be received into the pressure sensor 41 by using the interface control button 43, the sensor connection tube 44 is disposed on the lower side of the pressure sensor 41, the rubber tube 2 is connected to the lower side of the sensor connection tube 44, the control valve 21 is mounted on the rubber tube 2, and the rubber tube 2 is sealed by the control valve 21.
Referring to fig. 5, the liquid discharge volume detection device 5 includes a measuring cylinder 51, a liquid discharge rubber tube 52 and a glass folding tube 53, the liquid discharge rubber tube 52 is disposed inside the measuring cylinder 51, the liquid discharge glass tube 39 is connected to the left end of the liquid discharge rubber tube 52, the glass folding tube 53 is connected to the end of the liquid discharge rubber tube 52, when the pressure in the air bottle 35 changes, the liquid at the bottom is pressed out to the measuring cylinder 51, and the volume of the liquid discharged from the measuring cylinder 51 is measured to calculate the amount of carbon dioxide.
The utility model discloses difference with prior art: in the pressure sensor measurement experiment device of the prior device, the preparation, collection and experiment of carbon dioxide are independent experiment devices, when the experiment device is disassembled and assembled, internal gas is easy to leak or the carbon dioxide in the gas collecting bottle 35 is easy to be mixed with external air so that the carbon dioxide in the gas collecting bottle is impure, the carbon dioxide preparation device 1, the carbon dioxide collection device 3 and the liquid discharge volume detection device 5 are connected together, carbon dioxide is generated by the carbon dioxide generating device 1 and is discharged into the gas collecting bottle 35 to react with the chemical solvent at the bottom of the gas collecting bottle 35, so that the internal air pressure changes, the solvent at the bottom is discharged into the measuring cylinder 51 by the air pressure, the volume of the liquid discharged from the measuring cylinder 51 is measured to calculate the amount of the carbon dioxide, in the experiment process, the pressure sensor 41 is connected with the detection glass tube 38, and the pressure change inside the gas collecting bottle 35 is detected at any time.
In summary, the following steps: the utility model discloses prepare device 1 with the carbon dioxide, carbon dioxide collection device 3 links together with flowing back volume detection device 5, prepare device 1 through the carbon dioxide and generate carbon dioxide, and go into to gas collecting bottle 35 in side by side, react with the chemical solvent of gas collecting bottle 35 bottom, make inside atmospheric pressure change, utilize atmospheric pressure to discharge the solvent of bottom to graduated flask 51, through the volume of measuring discharge liquid in the graduated flask 51, calculate the volume of carbon dioxide, in the experimentation, utilize and detect glass pipe 38 and connect pressure sensor 41, detect the inside pressure change of gas collecting bottle 35 constantly, the utility model discloses it is complete reasonable in structure, the device gas tightness is better, has reduced the experimental error that dismouting laboratory glassware caused, improves the experiment accuracy.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a pressure sensor measurement test device, includes that carbon dioxide prepares device, rubber tube, carbon dioxide collection device, pressure sensor device and flowing back volume detection device, its characterized in that: the right upper side of the carbon dioxide preparation device is connected with a rubber tube, the right side of the rubber tube is connected with a carbon dioxide collection device, the upper side of the carbon dioxide collection device is connected with a pressure sensor device, and the right side of the carbon dioxide collection device is connected with a liquid discharge volume detection device;
The carbon dioxide preparing device comprises a support base, a support rod, an upper clamp, a lower clamp, an upper clamp locking bolt, a lower clamp locking bolt, a prepared test tube, a test tube rubber plug, a long-neck funnel and an output glass tube, wherein the support rod is arranged on the upper side of the support base, the support rod is provided with the upper clamp and the lower clamp, the upper clamp locking bolt and the lower clamp locking bolt are respectively arranged on the side surfaces of the upper clamp and the lower clamp, the prepared test tube is fixedly arranged between the upper clamp and the lower clamp, the tube opening of the prepared test tube is provided with the test tube rubber plug, the long-neck funnel is installed on the left side of the test tube rubber plug, and the output glass tube is installed on the right side of;
The carbon dioxide collecting device comprises a lifting frame base, a lifting support, a lifting frame locking bolt, a tray, a gas collecting bottle rubber plug, a gas inlet glass tube, a detection glass tube and a liquid discharge glass tube, wherein the lifting support is installed on the upper side of the lifting frame base, the lifting frame locking bolt is installed in the middle of the lifting support, the tray is installed on the upper side of the lifting support, the gas collecting bottle is placed on the tray, the gas collecting bottle rubber plug is plugged at the bottle opening of the gas collecting bottle, the gas inlet glass tube is installed on the left side of the gas collecting bottle rubber plug, the detection glass tube is installed on the gas collecting bottle rubber plug on the right side of the gas inlet glass tube, and the liquid discharge glass tube;
The pressure sensor device comprises a pressure sensor, a USB interface, an interface control button and a sensor connecting pipe, wherein the USB interface is arranged on the upper side of the pressure sensor, the interface control button is arranged on the side surface of the pressure sensor, and the sensor connecting pipe is arranged on the lower side of the pressure sensor;
The liquid discharge volume detection device comprises a measuring cylinder, a liquid discharge rubber tube and a glass folding tube, wherein the liquid discharge rubber tube is arranged inside the measuring cylinder, and the tail end of the liquid discharge rubber tube is connected with the glass folding tube.
2. The pressure sensor measurement test device of claim 1 wherein: the lower side of the sensor connecting pipe is connected with a rubber pipe, and a control valve is installed on the rubber pipe.
3. The pressure sensor measurement test device of claim 1 wherein: and the left end of the liquid drainage rubber tube is connected with a liquid drainage glass tube.
4. the pressure sensor measurement test device of claim 1 wherein: the bottom of the liquid discharge glass tube extends to the bottom of the gas collecting bottle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920614334.6U CN209764339U (en) | 2019-04-30 | 2019-04-30 | Pressure sensor measurement test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920614334.6U CN209764339U (en) | 2019-04-30 | 2019-04-30 | Pressure sensor measurement test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209764339U true CN209764339U (en) | 2019-12-10 |
Family
ID=68761361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920614334.6U Expired - Fee Related CN209764339U (en) | 2019-04-30 | 2019-04-30 | Pressure sensor measurement test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209764339U (en) |
-
2019
- 2019-04-30 CN CN201920614334.6U patent/CN209764339U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191210 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |