CN108106779B - Detect pressure sensor's detection frock - Google Patents
Detect pressure sensor's detection frock Download PDFInfo
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- CN108106779B CN108106779B CN201711352878.1A CN201711352878A CN108106779B CN 108106779 B CN108106779 B CN 108106779B CN 201711352878 A CN201711352878 A CN 201711352878A CN 108106779 B CN108106779 B CN 108106779B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L27/00—Testing or calibrating of apparatus for measuring fluid pressure
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Abstract
The invention relates to the field of sensor detection equipment, in particular to a detection tool for detecting a pressure sensor, which comprises a detection base, wherein a main flow channel for gas circulation is arranged in the detection base, at least one placing groove for placing the sensor is arranged on the detection base, each placing groove is communicated with the main flow channel, and the end part of the main flow channel is connected with an air inlet assembly. The invention changes the connection mode of the traditional pressure sensor during detection, facilitates the placement of the sensor and the fixation of the sensor, has multiple stations and can carry out rapid multi-station measurement, and the sealing of the sensor and the placement groove of the invention utilizes the self gravity of the sensor, thereby optimizing the sealing effect.
Description
Technical Field
The invention relates to the field of sensor detection equipment, in particular to a detection tool for detecting a pressure sensor.
Background
The types of pressure sensors are very many and the range of applications is very wide. When debugging or examining pressure sensor, some pressure sensor need aerify and fill the malleation for pressure sensor, some pressure sensor need bleed and take out the negative pressure for pressure sensor, detection device that we used commonly traditionally is connected with sensor screw thread portion through the rubber tube, the rethread rubber tube is aerifyd in to the sensor, at first screw thread itself is sharp relatively, when this type sensor is connected with the rubber tube, because long-time quick replacement product, the rubber tube will destroy very fast, cause the waste of rubber tube, so a novel connecting device that is used for pressure sensor to fill to press and examines time measuring is required now.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a detection tool which can be used for debugging or detecting a pressure sensor.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a detect pressure sensor's detection frock, detect the frock including detecting the base, be equipped with the mainstream passageway that is used for the circulation of gas in detecting the base, be equipped with a mounting groove that is used for placing the sensor on detecting the base at least, every the mounting groove all is linked together with mainstream passageway, mainstream passageway end connection has the subassembly that admits air.
The main flow channel penetrates through the detection base and is arranged along the length direction of the detection base; the placing groove is perpendicular to the main flow channel.
The detection base is also provided with a fixing part for extruding and fixing the sensor, the fixing part comprises a pressing plate, an extrusion groove for sleeving the sensor shell is arranged on the pressing plate, and two ends of the pressing plate are respectively provided with an adjusting part for adjusting the distance between the pressing plate and the upper end face of the detection base; the adjusting part comprises an adjusting threaded rod arranged on the detection base, an adjusting groove matched with the adjusting threaded rod is formed in the pressing plate, and an adjusting nut is arranged at the upper end of the adjusting threaded rod.
The mounting groove comprises a first mounting groove and a second mounting groove, the second mounting groove is communicated with the main flow channel through the first mounting groove, and the diameter of the cross section of the first mounting groove is smaller than that of the second mounting groove.
The detection base is further provided with a storage groove for storing the sealing ring, the first storage groove is communicated with the second storage groove through the storage groove, the diameter of the section of the storage groove is larger than that of the section of the first storage groove, and the diameter of the section of the second storage groove is larger than that of the section of the storage groove.
One end of the main flow channel is connected with the air inlet assembly through the adapter.
One end of the main flow channel, which is far away from the adapter, is provided with a plug used for plugging the end part of the main flow channel.
The plug comprises a plug body, the end part of the plug body is connected with a limiting part, the plug body comprises a connecting threaded rod with external threads, and a sealing ring placing groove for placing a sealing ring is formed in one end, connected with the plug body, of the connecting threaded rod; an adapter connecting groove used for being connected with an adapter and a plug connecting groove used for being connected with a plug are distributed at two ends of the main flow channel; the plug connecting groove comprises a first connecting groove and a first placing groove, wherein the first connecting groove is provided with an internal thread and matched with the connecting threaded rod, the first placing groove is used for placing the plug body, and the first placing groove is communicated with the main flow channel through the first connecting groove.
The invention has the advantages that:
the invention changes the connection mode of the traditional pressure sensor during detection, avoids the problem of connection between the traditional rubber tube and the sensor thread part, is convenient for placing and fixing the sensor, has multiple stations and can carry out rapid multi-station measurement, and the self gravity of the sensor is utilized for sealing the sensor and the placing groove, thereby optimizing the sealing effect.
Drawings
The contents of the expressions in the various figures of the present specification and the labels in the figures are briefly described as follows:
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the plug of the present invention.
Fig. 3 is a schematic structural diagram of the adapter of the present invention.
FIG. 4 is a top view of the platen of the present invention.
The labels in the above figures are:
1. the detection device comprises a detection base, 2, an adapter, 3, a main flow channel, 4, a mounting groove, 5 and a plug.
Detailed Description
The following description of preferred embodiments of the invention will be made in further detail with reference to the accompanying drawings.
A detection tool for detecting a pressure sensor comprises a detection base 1, wherein a main flow channel 3 for gas circulation is arranged in the detection base 1, at least one placing groove 4 for placing the sensor is arranged on the detection base 1, each placing groove 4 is communicated with the main flow channel 3, and the end part of the main flow channel 3 is connected with an air inlet assembly; meanwhile, the air inlet assembly disclosed by the invention is a known technology, and all air supply equipment capable of providing air inlet for the invention are available, are known to those skilled in the art and are not described in detail herein; meanwhile, one purpose of the invention is to change the connection mode of a rubber tube and a thread in the pressure detection of the traditional pressure sensor, and in order to solve the problems, the invention adopts the detection base 1 as a base for gas exchange, a main flow channel 3 is arranged in the detection base 1, so that the gas provided by the inlet component can enter the detection base 1, and the gas entering the main flow channel 3 enters the pressure sensor through a placing groove 4 arranged on the detection base 1, thereby realizing the measurement of the related data of the pressure sensor; in the invention, the placing groove 4 is arranged as required; preferably, the mounting groove 4 is arranged in the vertical direction, so that the sealing ring is extruded by the gravity of the sensor, gas is prevented from overflowing from the joint of the sensor and the mounting groove 4, and the probability of detection errors caused by gas overflow is reduced; meanwhile, as a greater preference, the placing groove 4 comprises a first placing groove 41 and a second placing groove 42, the second placing groove 42 is communicated with the main flow channel 3 through the first placing groove 41, the diameter of the cross section of the first placing groove 41 is smaller than that of the second placing groove 42, the arrangement enables a platform to appear at the joint of the first placing groove 41 and the second placing groove 42, the appearance of the platform is more beneficial to placing a sealing ring, meanwhile, the platform also plays a good limiting role, and certainly, as a better optimization, a storage groove 43 for storing the sealing ring is further arranged on the detection base 1, the first placing groove 41 is communicated with the second placing groove 42 through the storage groove 43, the diameter of the cross section of the storage groove 43 is larger than that of the first placing groove 41, and the diameter of the cross section of the second placing groove 42 is larger than that of the storage groove 43; in fact, the storage groove 43 described here is arranged on the platform in the above, and the arrangement of the storage groove 43 can be used for placing the sealing ring, which is beneficial to reducing the probability of gas overflowing from the placing groove 4, and can better guarantee the accuracy of detection to a certain extent.
Preferably, in the invention, the main flow channel 3 penetrates through the detection base 1, and the main flow channel 3 is arranged along the length direction of the detection base 1; the placing groove 4 is arranged perpendicular to the main flow channel 3; main runner channel 3 sets up along detecting 1 length direction of base, and the purpose can detect the mounting groove 4 that sets up a plurality of vertical directions on the base 1 for a main runner channel 3 can be connected with a plurality of mounting grooves 4, is favorable to improving the utilization ratio of this device, makes this device one side multistation detect a plurality of sensors, improves detection efficiency.
Preferably, the detection base 1 is further provided with a fixing part for extruding and fixing the sensor, the fixing part comprises a pressing plate 8, the pressing plate 8 is provided with an extrusion groove 6 for sleeving on the sensor shell, and two ends of the pressing plate 8 are respectively provided with an adjusting part for adjusting the distance between the pressing plate 8 and the upper end face of the detection base 1; the adjusting part comprises an adjusting threaded rod 7 arranged on the detection base 1, an adjusting groove 10 matched with the adjusting threaded rod 7 is arranged on the pressing plate 8, and an adjusting nut 9 is arranged at the upper end of the adjusting threaded rod 7; when in use, a sensor to be detected is placed in the placing groove 4, the pressing plate 8 is provided with the extruding groove 6, the opening size of the extruding groove 6 is smaller than the section size of the middle part of the sensor shell, namely, the sensor cannot be separated from the extruding groove 6, so the pressing plate 8 can drive the sensor to move downwards when moving downwards, the sensor is fixed under the action of the pressing plate 8 and the detection base 1, and the possibility of gas overflowing from the placing groove 4 is basically avoided through the extrusion of the sensor on the sealing ring; the pressing plate 8 is connected with the detection base 1 through the adjusting part; meanwhile, for convenience in adjustment, the adjusting nut 9 is a butterfly nut which is convenient to hold by a hand, when the adjusting part is used, the butterfly nut is enabled to extrude the pressing plate 8 by rotating the butterfly nut, the pressing plate 8 moves downwards, then the sensor below the pressing plate 8 is extruded, and then the sensor is ensured to be extruded and fixed; as an optimization, the extrusion groove 6 has an opening in the present invention; that is, one side of the extrusion groove 6 is communicated with the outer side of the pressing plate 8, the extrusion groove 6 is provided with an opening, and the pressing plate 8 is provided with a plurality of extrusion grooves 6, so that a plurality of U-shaped structures appear on the pressing plate 8; the extrusion groove 6 on the pressing plate 8 is convenient for the pressing plate 8 and the sensor to be assembled by adopting the arrangement, and the assembly efficiency of the detection tool is improved.
Preferably, one end of a main flow channel 3 is connected with an air inlet assembly through a joint 2; the adapter 2 can be a through-hole-containing adapter threaded column, one end of the through-hole-containing adapter threaded column is connected with the air inlet assembly, and the other end of the through-hole-containing adapter threaded column is connected with the main flow channel 3, and other connection modes can be adopted, the adapter 2 preferably comprises an adapter body 21, a communication channel 201 for experimental gas to enter the main flow channel 3 from the adapter channel is arranged on the adapter body 21, the adapter body 21 comprises a threaded portion, a limiting portion and a first connection portion, the threaded portion comprises a threaded column 204 with external threads, the limiting portion comprises a limiting column 203, the cross-sectional diameter of the limiting column 203 is larger than that of the threaded column 204, and the first connection portion comprises a connecting rod 202 for connecting; through the arrangement of the structure, the adapter 2 is large in the middle and small in two ends, the arrangement is convenient to install, the size of the limiting part is large, the limiting part can be matched with the detection base 1 to play a certain limiting role, the threaded part is in threaded connection with the main flow channel 3, the integral connection is facilitated, a first limiting groove 205 for placing a sealing ring is arranged at one end, connected with the limiting column 203, of the threaded column 204, a second limiting groove 206 for placing the sealing ring is arranged at one end, connected with the limiting column 203, of the connecting rod 202, the first limiting groove 205 and the second limiting groove 206 are arranged to provide a placing place for placing the sealing ring, meanwhile, the sealing ring has a good sealing effect, the sealing performance of the adapter 2 and the main flow channel 3 is guaranteed to a certain extent, and gas is prevented from overflowing from the connecting part.
In the invention, a plug 5 for plugging the end part of the main flow channel 3 is arranged at one end of the main flow channel 3, which is far away from the adapter 2; the plug 5 comprises a plug body 53, the end part of the plug body 53 is connected with a limiting part, the limiting part comprises a connecting threaded rod 51 with external threads, and one end of the connecting threaded rod 51 connected with the plug body 53 is provided with a sealing ring placing groove 52 for placing a sealing ring; an adapter connecting groove used for being connected with the adapter 2 and a plug connecting groove used for being connected with the plug 5 are distributed at two ends of the main flow channel 3; the plug connecting groove comprises a first connecting groove with internal threads and matched with the connecting threaded rod 51 and a first placing groove for placing the plug body 53, and the first placing groove is communicated with the main flow channel 3 through the first connecting groove; through the setting of end cap 5, can be used for sealing mainstream passageway 3 during the experiment, can be used for quick gassing after the experiment finishes.
It is clear that the specific implementation of the invention is not restricted to the above-described embodiments, but that various insubstantial modifications of the inventive process concept and technical solutions are within the scope of protection of the invention.
Claims (5)
1. The detection tool for detecting the pressure sensor is characterized by comprising a detection base, wherein a main flow channel for gas circulation is arranged in the detection base, at least one placing groove for placing the sensor is formed in the detection base, each placing groove is communicated with the main flow channel, and the end part of the main flow channel is connected with an air inlet assembly; the detection base is also provided with a fixing part for extruding and fixing the sensor, the fixing part comprises a pressing plate, an extrusion groove for sleeving the sensor shell is arranged on the pressing plate, and two ends of the pressing plate are respectively provided with an adjusting part for adjusting the distance between the pressing plate and the upper end face of the detection base; the adjusting part comprises an adjusting threaded rod arranged on the detection base, an adjusting groove matched with the adjusting threaded rod is arranged on the pressing plate, and an adjusting nut is arranged at the upper end of the adjusting threaded rod; openings are formed in the side surfaces of the extrusion groove and the adjusting groove, and the extrusion groove and the adjusting groove are communicated with the outer side of the pressing plate; the cross section of each extrusion groove is U-shaped;
one end of the main flow channel is connected with the air inlet assembly through the adapter;
the adapter comprises an adapter body, a communication channel for experimental gas to enter a main flow channel from an adapter channel is arranged on the adapter body, the adapter body comprises a threaded part, a limiting part and a first connecting part, the threaded part comprises a threaded column with external threads, the limiting part comprises a limiting column, the cross-sectional diameter of the limiting column is larger than that of the threaded column, and the first connecting part comprises a connecting rod for connecting with a sensor;
one of the threaded column and the limiting column is provided with a first limiting groove for placing a sealing ring, and one of the connecting rod and the limiting column is provided with a second limiting groove for placing the sealing ring.
2. The detection tool for detecting the pressure sensor according to claim 1, wherein the main flow channel is arranged along the length direction of the detection base; the placing groove is perpendicular to the main flow channel.
3. The tool of claim 1, wherein the receiving groove comprises a first receiving groove and a second receiving groove, the second receiving groove is communicated with the main flow channel through the first receiving groove, and the diameter of the cross section of the first receiving groove is smaller than that of the second receiving groove.
4. The detection tool for detecting the pressure sensor as claimed in claim 1, wherein a plug for plugging an end portion of the main flow channel is disposed at an end of the main flow channel away from the adapter.
5. The detection tool for detecting the pressure sensor as claimed in claim 4, wherein the plug comprises a plug body, the end of the plug body is connected with a limiting part, the plug body comprises a connecting threaded rod with external threads, and a sealing ring mounting groove for mounting a sealing ring is formed in one end of the connecting threaded rod connected with the plug body; an adapter connecting groove used for being connected with an adapter and a plug connecting groove used for being connected with a plug are distributed at two ends of the main flow channel; the plug connecting groove comprises a first connecting groove and a first placing groove, wherein the first connecting groove is provided with an internal thread and matched with the connecting threaded rod, the first placing groove is used for placing the plug body, and the first placing groove is communicated with the main flow channel through the first connecting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711352878.1A CN108106779B (en) | 2017-12-15 | 2017-12-15 | Detect pressure sensor's detection frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711352878.1A CN108106779B (en) | 2017-12-15 | 2017-12-15 | Detect pressure sensor's detection frock |
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| Publication Number | Publication Date |
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| CN108106779A CN108106779A (en) | 2018-06-01 |
| CN108106779B true CN108106779B (en) | 2020-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711352878.1A Active CN108106779B (en) | 2017-12-15 | 2017-12-15 | Detect pressure sensor's detection frock |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108088618A (en) * | 2017-12-15 | 2018-05-29 | 芜湖致通汽车电子有限公司 | A kind of detecting tool suitable for pressure sensor detection |
| CN108168773B (en) * | 2017-12-15 | 2020-12-01 | 芜湖致通汽车电子有限公司 | Detection tool for detecting pressure sensor |
| CN111707405B (en) * | 2020-08-19 | 2020-12-15 | 歌尔光学科技有限公司 | Testing device |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201555685U (en) * | 2009-09-15 | 2010-08-18 | 珠海格力电器股份有限公司 | Device for installing and checking pressure sensor |
| CN202057351U (en) * | 2011-04-27 | 2011-11-30 | 上海宝钢设备检修有限公司 | Universal fixing bracket for limiting sensor |
| CN202305112U (en) * | 2011-10-29 | 2012-07-04 | 芜湖通和汽车管路系统有限公司 | Batch debugging tool for pressure sensors |
| US10274392B2 (en) * | 2014-09-03 | 2019-04-30 | Bae Systems Controls Inc. | Control system, pressure detection system, methods and programs therefor |
| CN204286680U (en) * | 2014-09-17 | 2015-04-22 | 北京必创科技有限公司 | A kind of pressure transducer batch debugging device |
| CN105136388A (en) * | 2015-05-26 | 2015-12-09 | 芜湖致通汽车电子有限公司 | Batch debugging system for vacuum pressure sensors |
| CN204802871U (en) * | 2015-07-23 | 2015-11-25 | 长治清华机械厂 | Round pin axle force transducer's U type fixing device |
| CN106468613A (en) * | 2015-08-18 | 2017-03-01 | 安徽日正新源电气技术有限公司 | A kind of test device for pressure alarm detection |
| CN106644266A (en) * | 2016-12-23 | 2017-05-10 | 中国南方航空工业(集团)有限公司 | Pressure sensor detection equipment |
| CN206420616U (en) * | 2017-01-11 | 2017-08-18 | 长安大学 | A kind of pressure sensor off-line calibration device |
| CN206627247U (en) * | 2017-04-14 | 2017-11-10 | 伟能机电设备(深圳)有限公司 | A kind of sensor performance test device |
| CN108168773B (en) * | 2017-12-15 | 2020-12-01 | 芜湖致通汽车电子有限公司 | Detection tool for detecting pressure sensor |
| CN108088618A (en) * | 2017-12-15 | 2018-05-29 | 芜湖致通汽车电子有限公司 | A kind of detecting tool suitable for pressure sensor detection |
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