CN112229564A - Safety pressure gauge joint - Google Patents
Safety pressure gauge joint Download PDFInfo
- Publication number
- CN112229564A CN112229564A CN202011080092.0A CN202011080092A CN112229564A CN 112229564 A CN112229564 A CN 112229564A CN 202011080092 A CN202011080092 A CN 202011080092A CN 112229564 A CN112229564 A CN 112229564A
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- China
- Prior art keywords
- sealing
- connector
- fixed
- internal thread
- circular truncated
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/04—Measuring force or stress, in general by measuring elastic deformation of gauges, e.g. of springs
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses a safety pressure gauge joint which comprises a connector and a pressure gauge plate body inserted in the connector, wherein the surface of the pressure gauge plate body is hermetically and rotatably connected with an internal thread cylinder through a bearing, the top of the connector is provided with an external thread mounting opening in threaded connection with the internal thread cylinder, and the top of the inner wall of the internal thread cylinder is fixedly provided with a sealing abutting assembly for sealing the top of the connector. Through the matching of the structures, the automatic sealing device can realize the automatic sealing of the connector under the action of the elastic force of the spring and the hydraulic pressure in the pipeline when the pressure gauge disc body is detached, the sealing mode is double sealing, the sealing effect on the connector is improved, the problem that the pipeline needs to be cut off when the valve is damaged is solved, the mounting and detaching efficiency of the pressure gauge disc body is improved, the position of the pressure gauge disc can be changed, and operators in different directions can conveniently watch the numerical value of the gauge disc.
Description
Technical Field
The invention relates to the technical field of pressure gauge connectors, in particular to a safety pressure gauge connector.
Background
The pressure gauge is an instrument which takes an elastic element as a sensitive element and measures and indicates the pressure higher than the environmental pressure, is very commonly applied, almost extends to all the fields of industrial processes and scientific researches, and is widely visible in the fields of heat pipe networks, oil and gas transmission, water and gas supply systems, vehicle maintenance and repair shops and the like, and a pressure gauge joint is a connecting piece for connecting the pressure gauge with a pipeline.
Because install the valve usually on the current manometer connector, when dismantling and installing the manometer, need carry out the manual valve that closes, difficult realization is when dismantling the manometer, realizes the double seal to the connector automatically, leads to when harm scheduling problem appears in the valve, and need carry out measures such as damming to the pipeline, and the orientation of manometer is difficult for adjusting simultaneously, has brought inconveniently for watching dial plate numerical value, consequently need improve.
Disclosure of Invention
The invention aims to provide a safety pressure gauge joint which can realize automatic sealing of a joint under the action of spring force and hydraulic pressure in a pipeline when a pressure gauge disc body is detached, has double sealing modes, improves the sealing effect of the joint, avoids measures such as interception of the pipeline when a valve is damaged, improves the mounting and detaching efficiency of the pressure gauge disc body, can also change the position of the pressure gauge disc, is convenient for operators in different directions to watch the numerical value of the pressure gauge disc, and solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a safe type pressure meter connects, includes the connector to and the pressure dial plate body of pegging graft in the connector, the surface of pressure dial plate body is connected with an internal thread section of thick bamboo through the sealed rotation of bearing, and the top of connector set up with the external screw thread installing port of internal thread section of thick bamboo spiro union, the top of internal thread section of thick bamboo inner wall is fixed with and is used for carrying out sealed the subassembly of pressing to the connector top.
The runner has been seted up on the surface that is close to its bottom on the pressure dial plate body, the inner wall of connector is fixed with the fixed cover of two round platforms, and is equipped with the dead lever between the fixed cover of two round platforms, the through-hole has been seted up on the surface of dead lever, and the inner wall of through-hole slides and have seal assembly, and the internal thread section of thick bamboo shifts soon and drives pressure dial plate body upward movement, removes the support pressure to seal assembly to realize that seal assembly seals the opening of the fixed cover of round platform.
Preferably, the sealing abutting assembly comprises an annular groove formed in the top of the inner wall of the internal thread cylinder, the inner wall of the annular groove is fixedly provided with a plurality of first springs, and the bottom ends of the first springs are fixedly provided with sealing rings used for sealing the tops of the connectors.
Preferably, the seal assembly includes the connecting rod in the sliding connection through-hole, the upper and lower both ends of connecting rod all are fixed with the round platform that seals that is used for sealing the fixed cover of round platform, the surface cover of connecting rod is equipped with spring two, the upper and lower both ends of spring two respectively with the lower surface that seals the round platform and the upper surface fixed connection of connecting rod.
Preferably, the diameter of the bottom end of the sealing circular truncated cone is smaller than the inner diameter of the opening at the bottom of the circular truncated cone fixing sleeve.
Preferably, the circumferential surface of the sealing circular truncated cone is fixed with a rubber sealing layer, and the surface of the rubber sealing layer is movably connected with the inner wall of the circular truncated cone fixing sleeve.
Preferably, the surface of the connecting rod is provided with a plurality of liquid passing holes, and the lower surface of the connecting rod is fixed with a filter screen.
Preferably, a rotary handle for rotating the internally threaded barrel is fixed on the surface of the internally threaded barrel.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the first spring and the sealing ring are arranged, when the threaded barrel is screwed with the external thread mounting opening more tightly, the sealing ring can be pushed to be in close contact with the top of the connector under the action of the elastic force of the first spring, so that the sealing performance of the internal thread barrel and the connector is improved, and the position of the pressure dial can be changed through the sealed rotary connection (namely shaft seal arrangement) of the internal thread barrel and the pressure dial body, so that operators in different directions can watch dial values conveniently.
The invention is provided with the circular truncated cone fixing sleeve, the sealing circular truncated cone, the connecting rod and the spring II, so that when the pressure variable disc body is dismounted, the pressing and fixing of the sealing circular truncated cone positioned above the pressure variable disc body are removed, and then the two sealing circular truncated cones can be pushed to move upwards under the action of the elastic force of the spring and the hydraulic force in the pipeline, so that the double sealing treatment of the sealing circular truncated cones on the circular truncated cone fixing sleeve is realized, namely, the automatic double sealing of the connecting head is realized, the sealing effect on the connecting head is improved, the measures of intercepting the pipeline and the like when the valve is damaged and the like are avoided, and the mounting and dismounting efficiency of the pressure dial body is improved.
Drawings
FIG. 1 is a front cross-sectional view of the present invention;
FIG. 2 is a front cross-sectional view of the pressure gauge disk body of FIG. 1 of the present invention, shown disassembled;
FIG. 3 is an enlarged view of the structure of the present invention at A.
In the figure: 1. a connector; 2. a pressure dial body; 3. an internal threaded barrel; 4. a flow channel; 5. a circular truncated cone fixing sleeve; 6. fixing the rod; 7. a first spring; 8. a seal ring; 9. a connecting rod; 10. a sealing circular table; 11. a second spring; 12. a rubber sealing layer; 13. a liquid passing hole; 14. a filter screen; 15. turning a handle; 16. and an external thread mounting port.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a safe type pressure gauge joint, includes connector 1 to and the pressure dial plate body 2 of pegging graft in connector 1, the surface of pressure dial plate body 2 is connected with interior thread section of thick bamboo 3 through the sealed rotation of bearing.
Further, the surface of the internal thread cylinder 3 is fixed with a rotary handle 15 for rotating the internal thread cylinder 3, and the internal thread cylinder 3 can be rotated more simply and conveniently through the arrangement of the rotary handle 15.
And the top of the connector 1 is provided with an external thread mounting port 16 which is in threaded connection with the internal thread cylinder 3, and the top of the inner wall of the internal thread cylinder 3 is fixed with a sealing abutting assembly which is used for sealing the top of the connector 1.
Further, the sealing abutting assembly comprises an annular groove formed in the top of the inner wall of the internal thread cylinder 3, a plurality of springs I7 are fixed on the inner wall of the annular groove, a sealing ring 8 used for sealing the top of the connector 1 is fixed at the bottom end of each spring I7, the internal thread cylinder 3 is rotated, when the internal thread cylinder 3 is screwed with the external thread mounting port 16 more tightly, the sealing ring 8 can be pushed to be in close contact with the top of the connector 1 under the action of the elastic force of the springs I7, the sealing performance of the internal thread cylinder 3 and the connector 1 is improved, meanwhile, the sealing assembly is pushed by the bottom end of the pressure dial body 2 to move downwards, so that liquid in a pipeline can enter the pressure dial body 2 through a flow channel, the pressure inside the pipeline can be conveniently measured, and the position of the pressure dial body 2 can be changed through the sealing rotary connection, namely the shaft seal arrangement, of the internal thread cylinder, the operators in different directions can watch the dial numerical value conveniently.
Runner 4 has been seted up on the surface that is close to its bottom on the pressure dial plate body 2, the inner wall of connector 1 is fixed with the fixed cover 5 of two round platforms, and be equipped with dead lever 6 between the fixed cover 5 of two round platforms, the through-hole has been seted up on the surface of dead lever 6, and the inner wall of through-hole slides and has the seal assembly, and the internal thread section of thick bamboo 3 moves soon and drives pressure dial plate body 2 upward movement, removes the support pressure to the seal assembly, seals in order to realize the seal assembly and fix the opening of cover 5 of round platform.
Further, the sealing assembly comprises a connecting rod 9 which is slidably connected with the through hole, the upper end and the lower end of the connecting rod 9 are both fixedly provided with a sealing circular table 10 for sealing the circular table fixing sleeve 5, the surface of the connecting rod 9 is sleeved with a spring II 11, the upper end and the lower end of the spring II 11 are respectively fixedly connected with the lower surface of the sealing circular table 10 and the upper surface of the connecting rod 9, when the pressure dial body 2 needs to be dismounted, the inner thread cylinder 3 is rotated through the rotary handle 15 to drive the pressure dial body 2 to move upwards, the pressing and fixing of the sealing circular table 10 positioned above is released, then under the action of the elastic force of the spring II 11 and the hydraulic force in the pipeline, the two sealing circular tables 10 can be pushed to move upwards, the double sealing treatment of the sealing circular table 10 on the circular table fixing sleeve 5 is realized, namely, the automatic double sealing of the connecting head 1 is, avoided when harm scheduling problem appears in the valve, and need carry out measures such as damming processing to the pipeline, improved the efficiency of installing and dismantling pressure dial plate body 2.
Further, the diameter of the bottom end of the sealing circular truncated cone 10 is smaller than the inner diameter of the opening at the bottom of the circular truncated cone fixing sleeve 5.
Furthermore, the circumferential surface of the sealing circular table 10 is fixed with a rubber sealing layer 12, the surface of the rubber sealing layer 12 is movably connected with the inner wall of the circular table fixing sleeve 5, and the rubber sealing layer 12 improves the sealing performance between the sealing circular table 10 and the circular table fixing sleeve 5.
Further, a plurality of liquid passing holes 13 are formed in the surface of the connecting rod 9, a filter screen 14 is fixed to the lower surface of the connecting rod 9, and liquid entering the pressure dial body 2 can be filtered through the filter screen 14.
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 (7)
1. The utility model provides a safe type pressure gauge joint, includes connector (1) to and pressure dial plate body (2) of pegging graft in connector (1), its characterized in that: the surface of the pressure dial body (2) is connected with an internal thread cylinder (3) in a sealing and rotating mode through a bearing, the top of the connector (1) is provided with an external thread mounting port (16) in threaded connection with the internal thread cylinder (3), and a sealing abutting assembly used for sealing the top of the connector (1) is fixed to the top of the inner wall of the internal thread cylinder (3);
runner (4) have been seted up on the surface that is close to its bottom on pressure dial plate body (2), the inner wall of connector (1) is fixed with two round platform fixed covers (5), and is equipped with dead lever (6) between two round platform fixed covers (5), the through-hole has been seted up on the surface of dead lever (6), and the inner wall of through-hole slides and has the seal assembly, and interior thread section of thick bamboo (3) move soon and drive pressure dial plate body (2) upward movement, relieve the pressure of supporting to the seal assembly to the opening that the seal assembly was fixed to the round platform seals.
2. A safety pressure tap according to claim 1, wherein: the sealing abutting assembly comprises an annular groove formed in the top of the inner wall of the internal thread cylinder (3), a plurality of springs I (7) are fixed on the inner wall of the annular groove, and a sealing ring (8) used for sealing the top of the connector (1) is fixed at the bottom end of each spring I (7).
3. A safety pressure tap according to claim 1, wherein: the sealing assembly comprises a connecting rod (9) in a sliding connection through hole, the upper end and the lower end of the connecting rod (9) are respectively fixed with a sealing circular truncated cone (10) used for sealing a circular truncated cone fixing sleeve (5), the surface of the connecting rod (9) is sleeved with a second spring (11), and the upper end and the lower end of the second spring (11) are respectively fixedly connected with the lower surface of the sealing circular truncated cone (10) and the upper surface of the connecting rod (9).
4. A safety pressure tap according to claim 3, wherein: the diameter of the bottom end of the sealing circular truncated cone (10) is smaller than the inner diameter of the opening at the bottom of the circular truncated cone fixing sleeve (5).
5. A safety pressure tap according to claim 3, wherein: the sealing circular truncated cone is characterized in that rubber sealing layers (12) are fixed on the circumferential surfaces of the sealing circular truncated cones (10), and the surfaces of the rubber sealing layers (12) are movably connected with the inner walls of the circular truncated cone fixing sleeves (5).
6. A safety pressure tap according to claim 3, wherein: the surface of the connecting rod (9) is provided with a plurality of liquid passing holes (13), and the lower surface of the connecting rod (9) is fixed with a filter screen (14).
7. A safety pressure tap according to claim 1, wherein: the surface of the internal thread cylinder (3) is fixed with a rotary handle (15) used for rotating the internal thread cylinder (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011080092.0A CN112229564A (en) | 2020-10-10 | 2020-10-10 | Safety pressure gauge joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011080092.0A CN112229564A (en) | 2020-10-10 | 2020-10-10 | Safety pressure gauge joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112229564A true CN112229564A (en) | 2021-01-15 |
Family
ID=74112053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011080092.0A Pending CN112229564A (en) | 2020-10-10 | 2020-10-10 | Safety pressure gauge joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112229564A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113295324A (en) * | 2021-05-20 | 2021-08-24 | 陆少华 | Pressure gauge |
| CN115838036A (en) * | 2022-12-19 | 2023-03-24 | 航天特种材料及工艺技术研究所 | Pressure maintaining calibration/replacement device for pressure gauge of packing box, assembly structure and use method |
| CN117848581A (en) * | 2024-03-07 | 2024-04-09 | 西安众妙之门科技有限公司 | Air pressure sensor |
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| CN210398072U (en) * | 2019-08-20 | 2020-04-24 | 陈鹏 | Water pressure measuring device for port and navigation drainage |
| CN210441938U (en) * | 2019-07-26 | 2020-05-01 | 河南华科检测有限公司 | Critical flow nozzle gas flow standard device |
| CN111504545A (en) * | 2020-05-27 | 2020-08-07 | 南京航海仪器二厂有限公司 | Direction-adjustable self-closing pressure gauge valve |
| CN211259907U (en) * | 2019-12-12 | 2020-08-14 | 芜湖富林水利工程有限公司 | Anti-backflow hydraulic engineering pipeline |
| CN211333031U (en) * | 2019-10-26 | 2020-08-25 | 迈奇化学股份有限公司 | Quick detachable measuring pump disk seat |
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2020
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| CN201706012U (en) * | 2010-05-27 | 2011-01-12 | 中国石油天然气股份有限公司 | Pressure gauge valve with check valve |
| CN202108997U (en) * | 2011-06-10 | 2012-01-11 | 中国石油天然气股份有限公司 | Self-closing pressure gauge valve |
| CN203614963U (en) * | 2013-12-04 | 2014-05-28 | 董其宏 | Unidirectional blocking valve for pressure gauge |
| CN203616047U (en) * | 2013-12-17 | 2014-05-28 | 孙建勇 | Pressure gauge connector with adjustable orientation |
| KR20150081676A (en) * | 2014-01-06 | 2015-07-15 | 김동범 | Pressure gauge coupler assembly for hydraulic machines |
| CN203881486U (en) * | 2014-03-25 | 2014-10-15 | 孙建勇 | Self-sealing type pressure gage joint |
| CN105043650A (en) * | 2014-12-23 | 2015-11-11 | 李振安 | Assembly joint for pressure sensor detachable under pressure |
| CN206556803U (en) * | 2017-03-17 | 2017-10-13 | 河北亚大汽车塑料制品有限公司 | A kind of structure of Novel pressure meter connector |
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| CN209166698U (en) * | 2018-08-29 | 2019-07-26 | 陈明霞 | A kind of automotive check tire pressure detection table |
| CN209423335U (en) * | 2018-11-23 | 2019-09-24 | 石家庄碧连天环保科技有限公司 | A kind of catalysts addition mechanism of exhaust-gas treatment reaction tank |
| CN210268766U (en) * | 2019-05-13 | 2020-04-07 | 河北海峰电子科技有限公司 | Multi-channel ultrasonic flowmeter |
| CN209802585U (en) * | 2019-06-06 | 2019-12-17 | 江苏贝伊特仪表科技有限公司 | Pressure gauge with buffer structure |
| CN210441938U (en) * | 2019-07-26 | 2020-05-01 | 河南华科检测有限公司 | Critical flow nozzle gas flow standard device |
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| CN211259907U (en) * | 2019-12-12 | 2020-08-14 | 芜湖富林水利工程有限公司 | Anti-backflow hydraulic engineering pipeline |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113295324A (en) * | 2021-05-20 | 2021-08-24 | 陆少华 | Pressure gauge |
| CN115838036A (en) * | 2022-12-19 | 2023-03-24 | 航天特种材料及工艺技术研究所 | Pressure maintaining calibration/replacement device for pressure gauge of packing box, assembly structure and use method |
| CN117848581A (en) * | 2024-03-07 | 2024-04-09 | 西安众妙之门科技有限公司 | Air pressure sensor |
| CN117848581B (en) * | 2024-03-07 | 2024-05-17 | 西安众妙之门科技有限公司 | Air pressure sensor |
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Application publication date: 20210115 |
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| RJ01 | Rejection of invention patent application after publication |