CN216695410U - Pressure test tool for valve core and valve sleeve - Google Patents
Pressure test tool for valve core and valve sleeve Download PDFInfo
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- CN216695410U CN216695410U CN202121568251.1U CN202121568251U CN216695410U CN 216695410 U CN216695410 U CN 216695410U CN 202121568251 U CN202121568251 U CN 202121568251U CN 216695410 U CN216695410 U CN 216695410U
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Abstract
The utility model relates to a valve core and valve sleeve pressure test tool which comprises a pressure test base, wherein a pressure test ejection sleeve is arranged on the pressure test base, a through hole is formed in the pressure test base, an oil port is formed in one end of the through hole, a pressure test guide pipe is inserted into the other end of the through hole, a mounting groove is formed in the pressure test ejection sleeve, a valve sleeve is arranged in the mounting groove, the valve sleeve is sleeved on a valve core, the valve core is sleeved on the pressure test guide pipe, and a spring sleeved on the pressure test guide pipe is arranged between the pressure test base and the valve core; the pressure test tool solves the problems that the existing pressure test tool for the valve core and the valve sleeve is complex in structure, inconvenient to install and operate.
Description
Technical Field
The utility model relates to the technical field of valves, in particular to a valve core and valve sleeve pressure test tool.
Background
The valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like. Because some valve devices need to be sealed in a closed mode through the combination of the valve core and the valve sleeve, the mechanical field carries out the composition of some important parts through the combination mode of the valve core and the valve sleeve. The quality of the valves and cartridges is very important and requires pressure testing after production. The existing valve core and valve sleeve pressure test tool is complex in structure, inconvenient to install and operate.
SUMMERY OF THE UTILITY MODEL
The pressure test base is arranged, one end of a through hole formed in the pressure test base is connected with an oil port, the other end of the through hole is inserted into a pressure test guide pipe, a pressure test ejection sleeve is arranged on the pressure test base, a valve sleeve is arranged in the pressure test ejection sleeve and sleeved on a valve core, the valve core is sleeved on the pressure test guide pipe, and a spring is connected between the valve sleeve and the pressure test base, so that the valve core can be firmly ejected by the valve sleeve under the action of hydraulic oil and the spring to prevent oil leakage during pressure test, and the problems that an existing pressure test tool for the valve core and the valve sleeve is complex in structure, inconvenient to install and operate are solved.
Aiming at the technical problems, the technical scheme adopted by the utility model is as follows:
the utility model provides a case valve barrel pressure testing frock, includes the pressure testing base, be equipped with the pressure testing top cover on the pressure testing base, the through-hole has been seted up in the pressure testing base, through-hole one end is equipped with the hydraulic fluid port, and the pressure testing stand pipe is pegged graft to the other end, the mounting groove has been seted up to the pressure testing top cover, be equipped with the valve barrel in the mounting groove, the valve barrel cover is established on the case, the case cover is established on the pressure testing stand pipe, be equipped with the spring of cover establishment on the pressure testing stand pipe between pressure testing base and the case.
Preferably, the through hole is L-shaped, a supporting step is arranged at the port connected with the pressure test guide pipe and the through hole, and the spring is arranged between the end face of the supporting step and the bottom of the valve core.
Preferably, a bump is arranged above the pressure test base.
Preferably, the mounting groove is provided in a T shape to be fitted with the protrusion.
Preferably, the bottom of the valve sleeve is in contact with the end face of the lug, a groove is formed in the end face of the lug in contact with the valve sleeve, and an O-shaped ring is arranged in the groove.
Preferably, the oil port and the pressure test base are connected by welding.
As still another preferable mode, the trial pressing top sleeve is further provided with an opening.
The utility model has the beneficial effects that:
according to the utility model, the pressure test base is arranged, one end of a through hole formed in the pressure test base is connected with the oil port, the other end of the through hole is inserted with the pressure test guide pipe, the pressure test base is provided with the pressure test ejection sleeve, the pressure test ejection sleeve is internally provided with the valve sleeve, the valve sleeve is sleeved on the valve core, the valve core is sleeved on the pressure test guide pipe, and the spring is connected between the valve sleeve and the pressure test base, so that the valve core can be firmly pushed by the valve sleeve under the action of hydraulic oil and the spring to prevent oil leakage during pressure test, the valve core and the valve sleeve can be tested more conveniently, quickly and accurately, the fault rate of an oil cylinder is reduced, and the stability of the oil cylinder is improved;
according to the utility model, the spring is arranged between the valve core and the pressure test base, and the spring is matched with the valve core to tightly prop the valve sleeve under the pressure action of hydraulic oil, so that better support is provided for adapting to the position of the valve core;
according to the utility model, the O-shaped ring is arranged in the groove on the contact end surface of the pressure test base and the valve sleeve, so that oil leakage is effectively prevented;
according to the utility model, the lug is arranged above the pressure test base, and the mounting groove in the pressure test top sleeve is in a T shape matched with the lug, so that the sleeve joint is more compact and stable;
according to the utility model, the opening is arranged on the pressure test top sleeve, so that the oil leakage condition of the valve core and the valve sleeve is convenient to detect.
To sum up, the pressure test tool has the advantages of simple structure, convenience in installation, convenience in use and the like, and is particularly suitable for the technical field of valves.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings described below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a pressure test tool for a valve core and a valve sleeve when in use;
FIG. 2 is a schematic structural view of a valve core and valve sleeve pressure testing tool;
fig. 3 is an enlarged schematic view of fig. 1 at a.
Detailed Description
The technical scheme in the embodiment of the utility model is clearly and completely explained by combining the attached drawings.
Examples
As shown in fig. 1 to 3, a case valve sleeve pressure testing tool comprises a pressure testing base 2, a pressure testing ejection sleeve 1 is arranged on the pressure testing base 2, a through hole 201 is formed in the pressure testing base 2, an oil port 3 is formed at one end of the through hole 201, a pressure testing guide pipe 4 is inserted into the other end of the through hole, a mounting groove 102 is formed in the pressure testing ejection sleeve 1, a valve sleeve 6 is arranged in the mounting groove 102, the valve sleeve 6 is sleeved on a case 5, the case 5 is sleeved on the pressure testing guide pipe 4, and a spring 203 which is sleeved on the pressure testing guide pipe 4 is arranged between the pressure testing base 2 and the case 5.
It is worth mentioning that, through setting up pressure testing base 2, the through-hole 201 termination that sets up in the pressure testing base 2 has hydraulic fluid port 3, the pressure testing stand pipe 4 is pegged graft to the other end, be equipped with pressure testing top cover 1 on the pressure testing base 2, be equipped with valve barrel 6 in the pressure testing top cover 1, valve barrel 6 cover is established on case 5, case 5 cover is established on pressure testing stand pipe 4, connecting spring 203 between valve barrel 6 and the pressure testing base 2, make during the pressure testing case 5 prop the firm valve barrel 6 of valve barrel 6 under the effect of hydraulic oil and spring 203 and prevent the oil leak, it is more convenient, swift, accurate test case 5 valve barrel 6, reduce the fault rate of hydro-cylinder, improve the stable pressure testing work of hydro-cylinder.
As shown in fig. 1, the through hole 201 is provided with an "L" shape, a port where the pressure test guide tube 4 is connected with the through hole 201 is provided with a support step 202, and the spring 203 is arranged between the end surface of the support step 202 and the bottom of the valve core 5.
Here, through being equipped with spring 203 between case 5 and pressure testing base 2, spring 203 cooperates with case 5 to jack firmly valve barrel 6 under the pressure effect of hydraulic oil, adapts to case 5 position and provides better support.
As shown in fig. 2, a bump 204 is arranged above the pressure testing base 2; and the mounting groove 102 is provided in a "T" shape to be fitted with the projection 204.
Here, through being equipped with lug 204 above the pressure testing base 2, the mounting groove 102 in the pressure testing top cover 1 sets up to "T" shape with lug 204 complex, and the cup joint is inseparabler stable.
Further, the bottom of the valve sleeve 6 is in contact with the end surface of the projection 204, a groove 205 is formed in the end surface of the projection 204 in contact with the valve sleeve 6, and an O-ring 206 is arranged in the groove 205.
Here, through set up "O" type circle in pressure testing base 2 and valve barrel 6 contact terminal surface's recess 205, the effectual leakage that prevents oil.
And the connected mode of hydraulic fluid port 3 and pressure testing base 2 is the welding, and this kind of connected mode is more firm, and the leakproofness is good.
It should be further noted that the pressure test top sleeve 1 is also provided with an opening 101 through which the oil leakage of the valve sleeve 6 of the valve core 5 can be observed.
The working process is as follows:
when pressure testing is needed, the valve core 5 is firstly sleeved on the pressure testing guide pipe 4, then the valve sleeve 6 is sleeved on the valve core 5, and then the pressure testing top sleeve 1 is sleeved on. During operation, the oil pipe is connected with the oil port 3, the valve core 5 is tightly propped against the valve sleeve 6 under the action of hydraulic oil and a spring to prevent oil leakage, and the oil leakage condition of the valve sleeve 6 of the valve core 5 can be observed through the opening 101 formed in the pressure test jacking sleeve 1.
In the description of the present invention, it is to be understood that the terms "front-back", "left-right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or component must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Of course, in this disclosure, those skilled in the art will understand that the terms "a" and "an" should be interpreted as "at least one" or "one or more," i.e., in one embodiment, a number of an element may be one, and in another embodiment, a number of the element may be plural, and the terms "a" and "an" should not be interpreted as limiting the number.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily made by those skilled in the art in light of the technical teaching of the present invention should be included within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides a case valve barrel pressure testing frock, its characterized in that, includes pressure testing base (2), be equipped with pressure testing top cover (1) on pressure testing base (2), through-hole (201) have been seted up in pressure testing base (2), through-hole (201) one end is equipped with hydraulic fluid port (3), and pressure testing stand pipe (4) are pegged graft to the other end, mounting groove (102) have been seted up in pressure testing top cover (1), be equipped with valve barrel (6) in mounting groove (102), valve barrel (6) cover is established on case (5), case (5) cover is established on pressure testing stand pipe (4), be equipped with between pressure testing base (2) and case (5) and establish spring (203) on pressure testing stand pipe (4).
2. The tool for testing the pressure of the valve core and the valve sleeve according to claim 1, wherein the through hole (201) is L-shaped, a port where the pressure testing guide tube (4) is connected with the through hole (201) is provided with a supporting step (202), and the spring (203) is arranged between the end surface of the supporting step (202) and the bottom of the valve core (5).
3. The pressure test tool for the valve core and the valve sleeve as claimed in claim 1, wherein a bump (204) is arranged above the pressure test base (2).
4. The pressure test tool for the valve core and the valve sleeve as claimed in claim 3, wherein the mounting groove (102) is formed in a T shape matched with the lug (204).
5. The pressure test tool for the valve core and the valve sleeve as claimed in claim 3, wherein the bottom of the valve sleeve (6) is in contact with the end face of the lug (204), a groove (205) is formed in the end face of the lug (204) in contact with the valve sleeve (6), and an O-shaped ring (206) is arranged in the groove (205).
6. The pressure test tool for the valve core and the valve sleeve as claimed in claim 1, wherein the oil port (3) and the pressure test base (2) are connected by welding.
7. The tool for testing the pressure of the valve core and the valve sleeve according to claim 1, wherein an opening (101) is further formed in the pressure testing top sleeve (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121568251.1U CN216695410U (en) | 2021-07-12 | 2021-07-12 | Pressure test tool for valve core and valve sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121568251.1U CN216695410U (en) | 2021-07-12 | 2021-07-12 | Pressure test tool for valve core and valve sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216695410U true CN216695410U (en) | 2022-06-07 |
Family
ID=81814260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121568251.1U Active CN216695410U (en) | 2021-07-12 | 2021-07-12 | Pressure test tool for valve core and valve sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216695410U (en) |
-
2021
- 2021-07-12 CN CN202121568251.1U patent/CN216695410U/en active Active
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