CN210221429U - Air permeability detector with telescopic air pressure detection mechanism - Google Patents
Air permeability detector with telescopic air pressure detection mechanism Download PDFInfo
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- CN210221429U CN210221429U CN201921168915.8U CN201921168915U CN210221429U CN 210221429 U CN210221429 U CN 210221429U CN 201921168915 U CN201921168915 U CN 201921168915U CN 210221429 U CN210221429 U CN 210221429U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 27
- 238000001514 detection method Methods 0.000 title claims abstract description 18
- 230000035699 permeability Effects 0.000 title claims abstract description 18
- 238000007789 sealing Methods 0.000 claims abstract description 49
- 238000009434 installation Methods 0.000 claims abstract description 26
- 230000005540 biological transmission Effects 0.000 claims abstract description 15
- 230000006835 compression Effects 0.000 claims abstract description 10
- 238000007906 compression Methods 0.000 claims abstract description 10
- 230000029058 respiratory gaseous exchange Effects 0.000 claims abstract description 5
- 238000005259 measurement Methods 0.000 claims abstract description 4
- 238000001125 extrusion Methods 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 230000008054 signal transmission Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 238000001914 filtration Methods 0.000 abstract description 6
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 2
- 238000009530 blood pressure measurement Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of valve port bag production testing technique and specifically relates to a gas permeability detector with telescopic atmospheric pressure detection mechanism, include the detector body of constituteing by aspiration unit, flow control unit and pressure differential measurement unit and install the gas transmission pipe who is used for connecting valve port bag external connection mouth in detector body left side. The utility model discloses a gas permeability detector with telescopic atmospheric pressure detection mechanism is through at the inside elasticity check valve that sets up of gas transmission pipe by inside sealing ring, compression spring and flexible sealing plug are constituteed, make the unit of breathing in can keep the leakproofness of valve bag connector position when closing, reduce the energy consumption, can keep the inside leakproofness of detector simultaneously under non-user state, prolong the life of internal plant, there is by main installation pipe at flexible sealing plug left surface threaded connection, the external thread connection mechanism that external thread connecting pipe and side direction filter frame are constituteed, actually possess the filtration ability, thereby promote the purity of detection air.
Description
Technical Field
The utility model belongs to the technical field of the valve port bag production detects technique and specifically relates to a gas permeability detector with telescopic atmospheric pressure detection mechanism.
Background
In order to guarantee the production quality of valve bags on the market at present, the internal air tightness of the valve bags needs to be detected after the valve bags are produced, the past detection mode is manual, but the detection mode is not only very low in efficiency, but also poor in detection precision, so that air permeability detectors are increasingly used for inflating the valve bags in recent years, and then the air tightness of the valve bags is detected according to the change of the internal air pressure.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to solve the problems existing in the prior art, the improved air permeability detector with the telescopic air pressure detection mechanism is provided, and the problems that the existing air permeability detector cannot seal and close a valve bag after inflation is completed, and only can control the internal air pressure by adjusting the flow, so that the energy consumption is high, the inside of a detection port is exposed for a long time, dust and impurities can easily enter, the service life of electronic components inside equipment is influenced, and air cannot be filtered are solved.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a gas permeability detector with telescopic atmospheric pressure detection mechanism, includes the detector body of constituteing by unit of breathing in, flow control unit and pressure differential measurement unit and installs the gas transmission pipe that is used for connecting valve pocket external connection mouth in detector body left side, gas transmission pipe inside have inside bellied integrated configuration inside sealing ring, inside sealing ring inside be provided with the flexible sealing plug of round platform type structure, flexible sealing plug left surface on seted up the internal thread pilot hole, flexible sealing plug right flank central point put and seted up with internal thread pilot hole matched with built-in wire hole, pressure differential measurement unit pass through inside and flexible sealing plug left surface fixed connection of external screw thread coupling mechanism screw in internal thread pilot hole, the inboard arcwall face right side of inside sealing ring inside bellied inside mount ring has, inside mount ring left surface and flexible sealing plug right flank correspond the position and all have L type installing support And the inner part of the inner sealing ring is provided with a compression spring between the inner assembling ring and the telescopic sealing plug, and the two ends of the compression spring are respectively inserted into the corresponding position mounting brackets and are respectively connected with the inner assembling ring and the telescopic sealing plug.
Furthermore, in order to conveniently filter and install the detection device, the external thread connection mechanism comprises a main installation pipe for installing the differential pressure measurement unit, an integrated structure external thread connection pipe in the internal thread assembly hole in a threaded connection mode and a lateral filter frame fixedly installed at the left side end of the main installation pipe, a lateral installation groove for installing the differential pressure measurement unit is formed in the arc-shaped surface of the outer side of the main installation pipe, the differential pressure measurement unit is fixedly connected with the main installation pipe through the insertion of the lateral installation groove, and the signal output end of the differential pressure measurement unit extends into the built-in wire guide hole from the external thread connection pipe through an external signal transmission line and is electrically connected with the signal input end inside the detector body.
Further, for the cooperation translation, gas transmission pipe medial surface left end seted up with side direction filter frame matched with inside regulation spout, side direction filter frame include the fixed framework of axial fixation at the main installation pipe left end and install the detachable metal filter screen on fixed internal side of body.
Further, in order to improve the air tightness, no gap exists between the inner side arc-shaped surface of the inner sealing ring and the outer side arc-shaped connecting surface of the telescopic sealing plug.
Furthermore, in order to facilitate the assembly and disassembly of the filtering mechanism, the fixed frame body comprises a main frame body and an auxiliary frame body, the main frame body is axially and fixedly installed on the outer side face of the main installation pipe, the auxiliary frame body is sleeved on the main installation pipe, and an extrusion spring is arranged inside the inner adjusting sliding groove and on the left side of the fixed frame body.
Furthermore, in order to maintain the installation firmness, the main frame body is provided with a positioning through hole, and the left side surface of the auxiliary frame body is provided with a positioning lug boss matched with the positioning through hole.
The beneficial effects of the utility model are that, the utility model discloses a gas permeability detector with telescopic atmospheric pressure detection mechanism is through at the inside elasticity check valve that sets up by inside sealing ring, compression spring and flexible sealing plug are constituteed of gas transmission pipe, make the unit of breathing in can keep the leakproofness of valve bag connector position when closing, reduce the energy consumption, can keep the inside leakproofness of detector simultaneously under non-user state, prolong the life of internal plant, there is by main installation pipe at flexible sealing plug left surface threaded connection, the external screw thread connection mechanism that external screw thread connecting pipe and side direction filter frame are constituteed, it possesses the filtration ability to its true, thereby promote the purity of detection air.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a sectional view of the inside of the gas transmission duct of the present invention.
Fig. 3 is a schematic diagram of the structure of the position of the inner assembly ring of the present invention.
In the figure, the gas transmission device comprises a detector body 1, a gas transmission guide pipe 2, an internal sealing ring 3, a telescopic sealing plug 4, an internal thread assembling hole 5, an internal thread hole 6, a built-in wire guide hole 7, a differential pressure measuring unit 8, an internal assembling ring 9, an installing support 10, a compression spring 11, a main installing pipe 12, an external thread connecting pipe 13, a lateral filtering frame 13, a lateral installing groove 14, an internal adjusting sliding groove 15, a fixing frame 16, a metal filter screen 17, a main frame 18, an auxiliary frame 19, an extrusion spring 20, a positioning through hole 21 and a positioning lug 22.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
FIG. 1, FIG. 2 and FIG. 3 show a gas permeability detector with a telescopic air pressure detecting mechanism, which comprises a detector body 1 composed of an air suction unit, a flow control unit and a pressure difference measuring unit 7, and a gas transmission pipe 2 installed on the left side of the detector body 1 for connecting an external connector of a valve bag, wherein the gas transmission pipe 2 is internally provided with an internal sealing ring 3 with an inward-protruding integral structure, the internal sealing ring 3 is internally provided with a telescopic sealing plug 4 with a round platform structure, the left side surface of the telescopic sealing plug 4 is provided with an internal thread assembling hole 5, the center position of the right side surface of the telescopic sealing plug 4 is provided with a built-in wire guide hole 6 matched with the internal thread assembling hole 5, the pressure difference measuring unit 7 is screwed into the internal thread assembling hole 5 through an external thread connecting mechanism and fixedly connected with the left side surface of the telescopic sealing plug 4, the corresponding positions of the left side surface of the internal assembly ring 8 and the right side surface of the telescopic sealing plug 4 are respectively provided with an L-shaped mounting bracket 9, the internal sealing ring 3 is internally positioned between the internal assembly ring 8 and the telescopic sealing plug 4 and is provided with a compression spring 10, and the two ends of the compression spring 10 are respectively inserted into the corresponding positions of the mounting bracket 9 and are respectively connected with the internal assembly ring and the telescopic sealing plug 4.
Furthermore, in order to facilitate filtering and installation of the detection device, the external thread connection mechanism comprises a main installation pipe 11 for installing the differential pressure measurement unit 7, an integral external thread connection pipe 12 in threaded connection with the inside of the internal thread assembly hole 5 and a lateral filter frame 13 fixedly installed at the left side end of the main installation pipe 11, a lateral installation groove 14 for installing the differential pressure measurement unit 7 is formed in the arc-shaped surface of the outer side of the main installation pipe 11, the differential pressure measurement unit 7 is fixedly connected with the main installation pipe 11 by being inserted into the lateral installation groove 14, the signal output end of the differential pressure measurement unit 7 extends into the internal wire guide hole 6 from the external thread connection pipe 12 through an external signal transmission line to be electrically connected with the signal input end inside the detector body 1, further, in order to match translation, the left end of the inner side surface of the gas transmission pipe 2 is provided with an, the lateral filter frame 13 includes a fixed frame 16 axially fixed at the left end of the main mounting tube 11 and a detachable metal filter 17 mounted on the inner side of the fixed frame 16, further, in order to improve the air tightness, there is no gap between the inner arc surface of the inner sealing ring 3 and the outer arc connecting surface of the telescopic sealing plug 4, further, in order to facilitate the loading and unloading of the filter mechanism, the fixed frame 16 includes a main frame 18 axially fixed on the outer side of the main mounting tube 11 and an auxiliary frame 19 sleeved on the main mounting tube 11, an extrusion spring 20 is disposed on the left side of the fixed frame 16 inside the internal adjusting chute 15, further, in order to maintain the mounting firmness, a positioning through hole 21 is disposed on the main frame 18, and a positioning lug 22 matched with the positioning through hole 21 is disposed on the left side of the auxiliary frame 19, the utility model discloses an air permeability detector with a telescopic air pressure detecting mechanism, which is formed by arranging an inner sealing ring, Elasticity check valve that compression spring 10 and flexible sealing plug 4 are constituteed, make the unit of breathing in can keep the leakproofness of valve bag connector position when closing, reduce the energy consumption, can keep the inside leakproofness of detector simultaneously under non-user state, prolong the life of internal plant, there is the external screw thread connection mechanism who comprises main mounting pipe 11 at flexible sealing plug 4 left surface threaded connection, external screw thread connection pipe 12 and side direction filter frame 13, the true possesses the filtration ability, thereby promote the purity of detection air.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (6)
1. The utility model provides an air permeability detector with telescopic atmospheric pressure detection mechanism, includes detector body (1) of constituteing by the unit of breathing in, flow control unit and pressure differential measurement unit (7) and installs gas transmission pipe (2) that are used for connecting valve bag external connection mouth on the left of detector body (1), characterized by: the gas transmission guide pipe (2) is internally provided with an internal sealing ring (3) with an inward convex integrated structure, the internal sealing ring (3) is internally provided with a telescopic sealing plug (4) with a cone-shaped structure, the left side surface of the telescopic sealing plug (4) is provided with an internal thread assembly hole (5), the center position of the right side surface of the telescopic sealing plug (4) is provided with an internal wire guide hole (6) matched with the internal thread assembly hole (5), a pressure difference measuring unit (7) is screwed into the internal thread assembly hole (5) through an external thread connecting mechanism and is fixedly connected with the left side surface of the telescopic sealing plug (4), the right side of the inner arc surface of the internal sealing ring (3) is provided with an internal assembly ring (8) with an inward convex, and the left side surface of the internal assembly ring (8) and the right side surface of the telescopic sealing plug (4) are provided with L-shaped mounting, the inner sealing ring (3) is internally provided with a compression spring (10) between the inner assembling ring (8) and the telescopic sealing plug (4), and two ends of the compression spring (10) are respectively inserted into the corresponding position mounting brackets (9) and are respectively connected with the inner assembling ring (8) and the telescopic sealing plug (4).
2. An air permeability tester having a telescopic air pressure testing mechanism according to claim 1, wherein: external screw thread coupling mechanism including main installation pipe (11), the internal structure external screw thread connecting pipe (12) and the side direction filter frame (13) of fixed mounting at main installation pipe (11) left side end that are used for installing pressure differential measuring unit (7) of threaded connection inside internal thread pilot hole (5), main installation pipe (11) outside arcwall on offer side direction mounting groove (14) that are used for installing pressure differential measuring unit (7), pressure differential measuring unit (7) through inserting inside and main installation pipe (11) fixed connection of side direction mounting groove (14), pressure differential measuring unit (7) signal output part stretch into built-in wire guide (6) inside through external signal transmission line from external screw thread connecting pipe (12) and be connected with detector body (1) internal signal input part electricity.
3. An air permeability tester having a telescopic air pressure testing mechanism according to claim 2, wherein: the gas transmission pipe (2) medial surface left end seted up with side direction filter frame (13) matched with inside regulation spout (15), side direction filter frame (13) including the axial fixation at the fixed framework (16) of main installation pipe (11) left end and install detachable metal filter screen (17) on fixed framework (16) medial surface.
4. An air permeability tester having a telescopic air pressure testing mechanism according to claim 1, wherein: and no gap is reserved between the arc-shaped surface at the inner side of the inner sealing ring (3) and the arc-shaped connecting surface at the outer side of the telescopic sealing plug (4).
5. An air permeability tester having a telescopic air pressure testing mechanism according to claim 3, wherein: the fixed frame body (16) comprises a main frame body (18) which is axially and fixedly arranged on the outer side surface of the main installation pipe (11) and an auxiliary frame body (19) which is sleeved on the main installation pipe (11), and an extrusion spring (20) is arranged in the inner adjusting sliding groove (15) and is positioned on the left side of the fixed frame body (16).
6. An air permeability tester having a telescopic air pressure testing mechanism according to claim 5, wherein: the main frame body (18) is provided with a positioning through hole (21), and the left side surface of the auxiliary frame body (19) is provided with a positioning convex block (22) matched with the positioning through hole (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921168915.8U CN210221429U (en) | 2019-07-23 | 2019-07-23 | Air permeability detector with telescopic air pressure detection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921168915.8U CN210221429U (en) | 2019-07-23 | 2019-07-23 | Air permeability detector with telescopic air pressure detection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210221429U true CN210221429U (en) | 2020-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921168915.8U Expired - Fee Related CN210221429U (en) | 2019-07-23 | 2019-07-23 | Air permeability detector with telescopic air pressure detection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210221429U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112520015A (en) * | 2020-11-25 | 2021-03-19 | 常州市长昊机械有限公司 | Convertible aviation folding blade |
| CN114964632A (en) * | 2022-07-28 | 2022-08-30 | 南通中煌工具有限公司 | Air tightness detection device of metal bottle |
-
2019
- 2019-07-23 CN CN201921168915.8U patent/CN210221429U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112520015A (en) * | 2020-11-25 | 2021-03-19 | 常州市长昊机械有限公司 | Convertible aviation folding blade |
| CN112520015B (en) * | 2020-11-25 | 2023-06-20 | 常州市长昊机械有限公司 | Convertible aviation folding blade |
| CN114964632A (en) * | 2022-07-28 | 2022-08-30 | 南通中煌工具有限公司 | Air tightness detection device of metal bottle |
| CN114964632B (en) * | 2022-07-28 | 2022-10-25 | 南通中煌工具有限公司 | Air tightness detection device of metal bottle |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200331 |