CN216160071U - Integral pressure measuring joint - Google Patents
Integral pressure measuring joint Download PDFInfo
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- CN216160071U CN216160071U CN202122243756.7U CN202122243756U CN216160071U CN 216160071 U CN216160071 U CN 216160071U CN 202122243756 U CN202122243756 U CN 202122243756U CN 216160071 U CN216160071 U CN 216160071U
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- pressure measuring
- joint body
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- pressure measurement
- plunger
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Abstract
The utility model belongs to the technical field of pressure measuring joints, and particularly relates to an integral pressure measuring joint which comprises a pressure measuring joint body, a valve core, a spring and a plunger, wherein the valve core, the spring and the plunger are arranged in an inner hole of the pressure measuring joint body, a blocking piece for limiting the position of the pressure measuring joint body is arranged in the inner hole of the pressure measuring joint body at the rear side of the plunger, the blocking piece is conical, the outer diameter of the rear end of the blocking piece is larger than the inner diameter of the inner hole of the pressure measuring joint body, a conical groove for assembling the blocking piece is formed in the inner wall of the inner hole of the pressure measuring joint body, a sealing cap is arranged at the upper part of the pressure measuring joint body, the sealing cap is in threaded fit with the upper part of the pressure measuring joint body, the plunger is reliable in limiting, the service life is long, the assembly is convenient, and the cost is obviously reduced.
Description
Technical Field
The utility model belongs to the technical field of pressure measuring joints, and particularly relates to an integral pressure measuring joint.
Background
The pressure measuring joint is internally provided with a self-sealing valve, when the pressure measuring joint is used alone, the self-sealing valve is closed under the action of a spring, and the self-sealing valve can be opened after the pressure measuring joint is butted with a measuring hose or a measuring joint with a thimble, so that the pressure measuring joint is used for sampling a high-pressure or low-pressure fluid system and detecting the system pressure.
The spring in the pressure measuring connector is limited through the plunger that sets up, and the cooperation mode in general plunger and the pressure measuring connector has two kinds: the plunger is in threaded fit with the inner hole wall of the pressure measuring joint, and in the connection mode, after long-time use, the threaded fit of the plunger is easy to lose efficacy, so that the plunger moves backwards, and the pressure measuring joint fails or pressure measurement is inaccurate; secondly, the rear end of the pressure measuring joint is provided with a blank holder for limiting with the rear end of the plunger, and the blank holder is poor in fatigue resistance and easy to break by limiting the mechanical deformation of the blank holder, so that the pressure measuring joint fails or inaccurate in pressure measurement.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing the integral pressure measuring joint, which has the advantages of reliable plunger position limitation, long service life, convenient assembly and low cost.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
the utility model provides an integral pressure measurement connects, includes the pressure measurement joint body, sets up case, spring, plunger in the pressure measurement joint body hole, pressure measurement joint body hole in the plunger rear side department be equipped with the separation blade of restriction its position, the separation blade be the toper, separation blade rear end external diameter is greater than pressure measurement joint body hole internal diameter, pressure measurement joint body hole inner wall is equipped with the bell jar of assembly separation blade, pressure measurement joint body upper portion be equipped with sealed cap, sealed cap and pressure measurement joint body upper portion screw-thread fit.
Furthermore, the front end with the smaller outer diameter of the baffle plate is abutted against the rear end of the plunger.
Furthermore, the separation blade on be equipped with a plurality of breachs, a plurality of breachs are along separation blade circumference evenly distributed.
Furthermore, the notch is provided with an opening at the rear end with larger outer diameter of the baffle plate.
Furthermore, the front end of separation blade be equipped with the conflict portion of conflict plunger rear end, the preceding terminal surface of conflict portion is the plane, the center department of conflict portion is equipped with the through-hole.
Furthermore, the interference part is formed by bending the sheet body at the front part of the baffle plate towards the axle center side.
Furthermore, the height of the baffle is not less than the length of the conical groove in the axial direction of the pressure measuring connector body.
Further, the case be the toper, the hole front portion of pressure measurement joint body be equipped with case complex conical wall, the spring is in case rear side, the spring rear end is contradicted with the plunger front end, the case rear portion is equipped with connecting portion, connecting portion department cover is equipped with the sealing washer, the sealing washer rear side is equipped with the sleeve, the spring front end top touches the sleeve, the sleeve touches the sealing washer top and realizes sealedly in conical wall department, the sealing cap in be equipped with and extend to the anterior sealed post of pressure measurement joint body hole, be equipped with on the sealed post with the anterior sealed O type circle of contact of pressure measurement joint body hole, compress tightly the retaining ring on the anterior inner wall of pressure measurement joint body hole with O type circle on the sealed post.
Furthermore, the front part of the inner hole of the pressure measuring connector body is of a step hole structure, and the O-shaped ring is pressed on the step surface of the step hole structure by a retainer ring.
Furthermore, the sealing cap is connected with an anti-lost rope, and the other end of the anti-lost rope is connected with the pressure measuring connector body.
The utility model has the beneficial effects that: by adopting the scheme, the plunger is effectively limited by the baffle, is limited and reliable, is long in limit failure, and has long service life of the pressure measuring connector, simple assembly operation of the baffle and remarkable production cost reduction.
Drawings
The foregoing and other objects, features, and advantages of the utility model will be apparent from the following detailed description taken in conjunction with the accompanying drawings.
FIG. 1 is a schematic cross-sectional view of one embodiment of the present invention.
FIG. 2 is a schematic cross-sectional view of a baffle plate according to an embodiment of the present invention.
FIG. 3 is a top view of a baffle plate according to an embodiment of the present invention.
FIG. 4 is a partial cross-sectional view of a tapered slot in an embodiment of the present invention.
Wherein: the pressure measuring device comprises a sealing cap 1, a pressure measuring connector body 2, a check ring 3, an O-shaped ring 4, a valve core 5, a sealing ring 6, a sleeve 7, a spring 8, a plunger 10, a blocking piece 11, a conical groove 101, a notch 111, a butting portion 112 and a connecting portion 51.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
The utility model provides an integral pressure measurement connects, includes pressure measurement joint body 2, sets up case 5, spring 8, plunger 10 in pressure measurement joint body 2 hole, is equipped with conical separation blade 11 in the rear side department of plunger 10 in pressure measurement joint body 2's hole, and the less front end of separation blade 11 diameter is contradicted with the rear end of plunger 10, carries out axial spacing to plunger 10, and pressure measurement joint body 2's hole inner wall is equipped with the bell groove 101 of assembly separation blade 10.
Specifically, the great rear end of separation blade 11 external diameter is equipped with a plurality of breachs 111, a plurality of breachs 111 are along circumference evenly distributed, and breach 111 has the opening at the rear end of separation blade 11, this kind of structure makes separation blade 11 have certain elastic deformation ability, the rear portion of separation blade 11 can be towards axle center department compression, the rear end external diameter of separation blade 11 is greater than the internal diameter of the hole of pressure measurement joint body 2, make separation blade 11 can effectually fix a position in the hole, this kind of structure is convenient for assemble, can directly impress separation blade 11 in the hole, when separation blade 11 reachs tapered groove 101 department, separation blade 11 reconversion, the chucking is in tapered groove 101 department, realize spacingly, assembly operation is simple, assembly efficiency can improve by a wide margin, it is spacing reliable, production required equipment obtains simplifying for current plunger spacing mode, the manufacturing cost is reduced by a wide margin, the use cost of pressure measurement joint has still been reduced.
The sheet body 1 at the front end of the baffle 11 is bent towards the axis to form an interference part 112, as a preferred embodiment, the front end face of the interference part 112 is a plane, and is attached to the rear end face of the plunger 10, the limiting stability to the plunger 10 is improved, the limiting reliability is improved, the outer diameter of the interference part 112 is consistent with the inner diameter of the inner hole and the outer diameter of the plunger 10, the matching performance is improved, the limiting reliability is improved, the height of the baffle 11 is equal to the length of the tapered groove 101 in the axial direction of the pressure measuring connector body 2, the baffle 11 is just clamped in the tapered groove 101 after being assembled, the position of the baffle 11 is stable, the reliability for limiting the plunger 10 is obviously improved, the inner diameter of the interference part 112 is matched, the transition assembly of the baffle 11 can be effectively avoided, the pressure measuring precision is high, the damage to the inside of the pressure measuring connector is avoided, the axis of the interference part 112 is provided with a through hole for measuring pressure, the baffle 11 is made of a metal sheet and is convenient to manufacture, and the manufacturing cost is low, so that the cost of the pressure measuring joint is reduced.
The valve core 5 is conical, the front part of the inner hole of the pressure measuring joint body 2 is provided with a conical wall matched with the valve core 5, the spring 8 is positioned at the rear side of the valve core 5, the rear end of the spring 8 is abutted against the front end of the plunger 10 to extrude the spring 8, the elastic force of the spring 8 acts on the valve core 5 to ensure the conical surface sealing at the valve core 5, the rear part of the valve core 5 is provided with a connecting part 51, the outer diameter of the connecting part 51 is smaller than the outer diameter of the rear end of the valve core 5, the connecting part 51 is sleeved with a sealing ring 4, the rear side of the sealing ring 4 is provided with a sleeve 7, the sleeve 7 is sleeved on the connecting part 51, the connecting part 51 is convenient for assembling the sealing ring 4 and the sleeve 7, the front end of the sleeve 7 is large, the rear end of the sleeve 7 is of a small step-shaped structure, the front end of the spring 8 is embedded into the rear portion of the sleeve 7, the spring 8 ejects out of the sleeve 7, the sleeve 7 tightly presses the sealing ring 4 on the conical wall to achieve main sealing, and the structure is convenient to assemble and high in sealing performance.
The upper part of the pressure measuring connector body 2 is provided with a sealing cap 1, the sealing cap 1 is in threaded fit with the upper part of the pressure measuring connector body 2 and is convenient to use, a sealing column extending to the front part of an inner hole of the pressure measuring connector body 1 is arranged in the sealing cap 1, an O-shaped ring 4 in contact and sealing with the front part of the inner hole of the pressure measuring connector body 2 is arranged on the sealing column, a check ring 3 for pressing the O-shaped ring 4 on the inner wall of the front part of the inner hole of the pressure measuring connector body 2 is arranged on the sealing column, the front part of the inner hole of the pressure measuring connector body 1 is of a stepped hole structure, the O-shaped ring 4 is positioned at the bottom side of the check ring 3, after the sealing cap 1 is assembled, the O-shaped ring 4 is pressed at the stepped surface of the stepped hole structure by the check ring 3 for sealing, the sealing is effectively ensured, after the sealing cap 1 is disassembled, the pressure measuring connector can be used for measuring, the use is convenient, an anti-loss rope is connected on the sealing cap 1, the other end of the anti-loss rope is connected with the pressure measuring connector body, so as to avoid the loss of the sealing cap 1, the anti-lost rope preferably adopts a metal chain.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications and equivalent variations of the above embodiment according to the present invention are within the scope of the present invention.
Claims (10)
1. The utility model provides an integral pressure measurement connects, includes the pressure measurement joint body, sets up case, spring, plunger in the pressure measurement joint body hole, its characterized in that: the pressure measurement connects internal hole in be equipped with the separation blade of restriction its position in plunger rear side department, the separation blade be the toper, separation blade rear end external diameter is greater than pressure measurement and connects internal hole internal diameter, pressure measurement connects internal hole inner wall to be equipped with the bell mouth of assembly separation blade, pressure measurement connect body upper portion to be equipped with sealing cap, sealing cap and pressure measurement connect body upper portion screw-thread fit.
2. The integral pressure tap of claim 1 wherein: the front end with the smaller outer diameter of the baffle plate is abutted against the rear end of the plunger.
3. The integral pressure tap of claim 1 wherein: the separation blade on be equipped with a plurality of breachs, a plurality of breachs are along separation blade circumference evenly distributed.
4. The integral pressure tap of claim 3 wherein: the notch is provided with an opening at the rear end with larger outer diameter of the baffle plate.
5. The integral pressure tap of claim 2 wherein: the front end of separation blade be equipped with the conflict portion of conflict plunger rear end, the preceding terminal surface of conflict portion is the plane, the center department of conflict portion is equipped with the through-hole.
6. The integral pressure tap of claim 5 wherein: the conflict portion is formed by bending the sheet body at the front part of the separation blade towards the axle center side.
7. The integral pressure tap of claim 1 wherein: the height of the blocking piece is not less than the length of the conical groove in the axial direction of the pressure measuring joint body.
8. The integral pressure tap of claim 1 wherein: the case be the toper, the hole front portion of pressure measurement joint body be equipped with case complex conical wall, the spring is in case rear side, the spring rear end is contradicted with the plunger front end, the case rear portion is equipped with connecting portion, connecting portion department cover is equipped with the sealing washer, the sealing washer rear side is equipped with the sleeve, the sleeve is touched in the spring front end top, the sleeve touches the sealing washer top and realizes sealedly in conical wall department, sealed cap in be equipped with and extend to the anterior sealed post of pressure measurement joint body hole, be equipped with on the sealed post with the anterior contact sealed O type circle of pressure measurement joint body hole, compress tightly the retaining ring on the anterior inner wall of pressure measurement joint body hole with O type circle on the sealed post.
9. The integral pressure tap of claim 8 wherein: the front part of the inner hole of the pressure measuring connector body is of a step hole structure, and the O-shaped ring is tightly pressed on the step surface of the step hole structure by the retainer ring.
10. The integral pressure tap of claim 1 wherein: the sealing cap is connected with an anti-lost rope, and the other end of the anti-lost rope is connected with the pressure measuring connector body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122243756.7U CN216160071U (en) | 2021-09-15 | 2021-09-15 | Integral pressure measuring joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122243756.7U CN216160071U (en) | 2021-09-15 | 2021-09-15 | Integral pressure measuring joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216160071U true CN216160071U (en) | 2022-04-01 |
Family
ID=80850823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122243756.7U Active CN216160071U (en) | 2021-09-15 | 2021-09-15 | Integral pressure measuring joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216160071U (en) |
-
2021
- 2021-09-15 CN CN202122243756.7U patent/CN216160071U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Integral pressure tap Effective date of registration: 20221011 Granted publication date: 20220401 Pledgee: Changzhou Xinbao Technology Small Loan Co.,Ltd. Pledgor: CHANGZHOU TONGMIN MACHINERY TECHNOLOGY Co.,Ltd. Registration number: Y2022320000591 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230309 Granted publication date: 20220401 Pledgee: Changzhou Xinbao Technology Small Loan Co.,Ltd. Pledgor: CHANGZHOU TONGMIN MACHINERY TECHNOLOGY Co.,Ltd. Registration number: Y2022320000591 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Integral pressure measuring connector Effective date of registration: 20230317 Granted publication date: 20220401 Pledgee: Changzhou Xinbao Technology Small Loan Co.,Ltd. Pledgor: CHANGZHOU TONGMIN MACHINERY TECHNOLOGY Co.,Ltd. Registration number: Y2023320000132 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |