CN216975907U - Spring full-open type threaded connection safety valve - Google Patents
Spring full-open type threaded connection safety valve Download PDFInfo
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- CN216975907U CN216975907U CN202220387277.4U CN202220387277U CN216975907U CN 216975907 U CN216975907 U CN 216975907U CN 202220387277 U CN202220387277 U CN 202220387277U CN 216975907 U CN216975907 U CN 216975907U
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- fixedly connected
- worm
- threaded connection
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Abstract
The utility model discloses a spring full-open type threaded connection safety valve which comprises a valve body, wherein the bottom of the valve body is provided with a mounting thread, a mounting block is sleeved on the surface of the valve body and above the mounting thread, and the bottom of the valve body is provided with an input port. According to the utility model, when different pressure values need to be adjusted, the crank is utilized to rotate to drive the turntable to rotate, the turntable drives the worm to rotate when rotating, the worm can drive the worm wheel to rotate when rotating, the rack can be driven to move when rotating the worm wheel, so that the first connecting plate is pushed to move, and then the pressure between the compression springs changes the adjustment of the working pressure, the problems that the working pressure is fixed and cannot be adjusted for different air pressures are solved, meanwhile, the sealing effect of the connecting part can be ensured by arranging the sealing seat, the driving mode of the worm wheel and the rack is faster, a certain self-locking effect is achieved, and the practicability is stronger.
Description
Technical Field
The utility model relates to the technical field of safety valves, in particular to a spring full-open type threaded connection safety valve.
Background
The safety valve is a special valve which is in a normally closed state under the action of external force, when the pressure of a medium in equipment or a pipeline rises to exceed a specified value, the medium pressure in the pipeline or the equipment is prevented from exceeding the specified value by discharging the medium to the outside of the system, belongs to the automatic valve class, is mainly used for boilers, pressure vessels and pipelines, controls the pressure to be not more than the specified value, and plays an important role in protecting personal safety and equipment operation.
At present, the working pressure of current relief valve is fixed unchangeable, in the face of different atmospheric pressure, can not compress the inside spring of relief valve, can't adjust the inside atmospheric pressure value of relief valve, leads to at the in-process practicality that uses relatively poor, can't satisfy in user's demand, in order to solve this difficult problem, consequently proposes the spring and opens formula threaded connection relief valve entirely.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a spring full-open type threaded connection safety valve.
In order to achieve the purpose, the utility model adopts the following technical scheme: the spring full-open type threaded connection safety valve comprises a valve body, wherein mounting threads are formed in the bottom of the valve body, a mounting block is sleeved on the surface of the valve body and above the mounting threads, an input port is formed in the bottom of the valve body, an adjusting mechanism is arranged at the top of the valve body, first sliding grooves are symmetrically formed in the inner side wall of the valve body, first sliding blocks are connected to the first sliding grooves in a sliding mode, first connecting plates are fixedly connected between the first sliding blocks, second sliding grooves are formed in the inner side wall of the valve body and below the first sliding grooves, second sliding blocks are connected to the second sliding grooves in a sliding mode, second connecting plates are fixedly connected between the second sliding blocks, and a spring body is fixedly connected between the first connecting plates and the second connecting plates.
Further, adjustment mechanism includes the casing, casing fixed connection is on the inside wall of valve body, the inside fixedly connected with bearing of casing, the inside of bearing is rotated and is connected with the worm, the one end of worm runs through the outside that extends to the valve body, the inside of casing is rotated and is connected with the worm wheel, the worm wheel is connected for the meshing with the worm, one side of worm wheel is provided with the rack, the rack is connected for the meshing with the worm wheel, the bottom of rack and the last fixed surface of first connecting plate are connected, can be convenient for change the regulation of different atmospheric pressures when working pressure is inconvenient, the convenience of operation ten minutes, the practicality is stronger.
Further, one side fixedly connected with output tube of valve body, surface one side fixedly connected with ring flange of output tube, the ring flange be provided with a plurality of mounting holes on the surface, be convenient for through the quick installation of the mounting hole on the ring flange, it is very convenient.
Furthermore, the symmetry is provided with the bar mouth on the surface of casing, the rack is sliding connection with the lateral wall of bar mouth, simple structure, and the steady slip of being convenient for.
Furthermore, the one end fixedly connected with carousel of worm, the fixed surface of carousel is connected with the crank, be provided with the antiskid cover on the surface of crank, be convenient for rotate through the crank, it is very convenient to operate.
Furthermore, the bottom fixedly connected with seal receptacle of second connecting plate, the seal receptacle is the rubber material, can play good sealed effect.
The utility model has the beneficial effects that:
according to the utility model, through the arranged adjusting mechanism and the sealing seat, when different pressure values need to be adjusted, the crank is rotated to drive the turntable to rotate, the turntable drives the worm to rotate when rotating, the worm can drive the worm wheel to rotate when rotating, and the rack can be driven to move when rotating, so that the first connecting plate is pushed to move, and further the adjustment of working pressure is changed by compressing the pressure between the springs, the problems that the working pressure is fixed and cannot be adjusted for different air pressures are solved.
Drawings
FIG. 1 is a perspective view of a spring full open type threaded connection safety valve of the present invention;
FIG. 2 is a main sectional view of the spring full start threaded connection relief valve of the present invention;
fig. 3 is an enlarged view of a in fig. 2 according to the present invention.
Illustration of the drawings:
1. installing threads; 2. an output pipe; 3. a flange plate; 4. mounting holes; 5. a valve body; 6. a crank; 7. a turntable; 8. an adjustment mechanism; 81. a worm; 82. a worm gear; 83. a rack; 84. a housing; 85. a bearing; 9. mounting blocks; 10. a strip-shaped opening; 11. a first chute; 12. a first slider; 13. a first connecting plate; 14. a spring body; 15. a second slider; 16. a second connecting plate; 17. a second chute; 18. an input port; 19. and (4) a sealing seat.
Detailed Description
Referring to fig. 1-3, the spring full-open type threaded connection safety valve comprises a valve body 5, a mounting thread 1 is arranged at the bottom of the valve body 5, a mounting block 9 is sleeved on the surface of the valve body 5 and positioned above the mounting thread 1, an input port 18 is arranged at the bottom of the valve body 5, an adjusting mechanism 8 is arranged at the inner top of the valve body 5, first sliding grooves 11 are symmetrically arranged on the inner side wall of the valve body 5, first sliding blocks 12 are slidably connected inside the first sliding grooves 11, a first connecting plate 13 is fixedly connected between the first sliding blocks 12, a second sliding groove 17 is arranged on the inner side wall of the valve body 5 and positioned below the first sliding grooves 11, second sliding blocks 15 are slidably connected inside the second sliding grooves 17, a second connecting plate 16 is fixedly connected between the second sliding blocks 15, a spring body 14 is fixedly connected between the first connecting plate 13 and the second connecting plate 16, and an output pipe 2 is fixedly connected to one side of the valve body 5, output tube 2's surperficial one side fixedly connected with ring flange 3, ring flange 3 be provided with a plurality of mounting holes 4 on the surface, the one end fixedly connected with carousel 7 of worm 81, the fixed surface of carousel 7 is connected with crank 6, is provided with the antiskid cover on the surface of crank 6, the bottom fixedly connected with seal receptacle 19 of second connecting plate 16, and seal receptacle 19 is the rubber material.
Referring to fig. 2, the adjusting mechanism 8 includes a housing 84, the housing 84 is fixedly connected to the inner side wall of the valve body 5, a bearing 85 is fixedly connected to the inside of the housing 84, a worm 81 is connected to the bearing 85 in an internal rotation manner, one end of the worm 81 penetrates and extends to the outside of the valve body 5, a worm wheel 82 is connected to the housing 84 in an internal rotation manner, the worm wheel 82 is connected to the worm 81 in a meshing manner, a rack 83 is arranged on one side of the worm wheel 82, the rack 83 is connected to the worm wheel 82 in a meshing manner, the bottom of the rack 83 is fixedly connected to the upper surface of the first connecting plate 13, strip-shaped openings 10 are symmetrically arranged on the surface of the housing 84, and the rack 83 is connected to the side wall of the strip-shaped opening 10 in a sliding manner.
When the pressure relief valve is used, the mounting thread 1 is connected with a pressure relief opening, the whole body is screwed through the mounting block 9, the working pressure inside the valve body 5 can be changed when the pressure relief valve is used, the crank 6 rotates to drive the rotary disc 7 to rotate, the rotary disc 7 rotates to drive the worm 81 to rotate, the worm 81 rotates to drive the worm wheel 82 to rotate, the worm wheel 82 rotates to drive the rack 83 to move, so that the first connecting plate 13 is pushed to move, the pressure between the compression springs 14 is further compressed to change the adjustment of the working pressure, when the pressure inside the device is higher than the working pressure of the pressure springs 14, the sealing seat 19 is jacked up, the pressure relief is realized, and gas is discharged through the output pipe 2.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. Spring opens formula threaded connection relief valve entirely, including valve body (5), its characterized in that: installation screw thread (1) has been seted up to the bottom of valve body (5), the surface of valve body (5) and the top cover that is located installation screw thread (1) are equipped with installation piece (9), input port (18) have been seted up to the bottom of valve body (5), the interior top of valve body (5) is provided with adjustment mechanism (8), the symmetry is provided with first spout (11) on the inside wall of valve body (5), the inside sliding connection of first spout (11) has first slider (12), first connecting plate (13) of fixedly connected with between first slider (12), the below that the inside wall of valve body (5) just is located first spout (11) is provided with second spout (17), the inside sliding connection of second spout (17) has second slider (15), fixedly connected with second connecting plate (16) between second slider (15), fixedly connected with spring body (14) between first connecting plate (13) and second connecting plate (16) .
2. The spring full start threaded connection relief valve of claim 1, wherein: adjustment mechanism (8) are including casing (84), casing (84) fixed connection is on the inside wall of valve body (5), the inside fixedly connected with bearing (85) of casing (84), the internal rotation of bearing (85) is connected with worm (81), the outside that extends to valve body (5) is run through to the one end of worm (81), the internal rotation of casing (84) is connected with worm wheel (82), worm wheel (82) are connected for the meshing with worm (81), one side of worm wheel (82) is provided with rack (83), rack (83) are connected for the meshing with worm wheel (82), the bottom of rack (83) is connected with the upper surface fixed of first connecting plate (13).
3. The spring full start threaded connection relief valve of claim 1, wherein: one side fixedly connected with output tube (2) of valve body (5), surface one side fixedly connected with ring flange (3) of output tube (2), be provided with a plurality of mounting holes (4) on the surface of ring flange (3).
4. The spring full start threaded connection relief valve of claim 2, wherein: the surface of the shell (84) is symmetrically provided with strip-shaped openings (10), and the rack (83) is connected with the side walls of the strip-shaped openings (10) in a sliding mode.
5. The spring full start threaded connection relief valve of claim 2, wherein: one end of the worm (81) is fixedly connected with a turntable (7), a crank (6) is fixedly connected to the surface of the turntable (7), and an anti-skid sleeve is arranged on the outer surface of the crank (6).
6. The spring full start threaded connection relief valve of claim 1, wherein: the bottom fixedly connected with seal receptacle (19) of second connecting plate (16), seal receptacle (19) are the rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220387277.4U CN216975907U (en) | 2022-02-25 | 2022-02-25 | Spring full-open type threaded connection safety valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220387277.4U CN216975907U (en) | 2022-02-25 | 2022-02-25 | Spring full-open type threaded connection safety valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216975907U true CN216975907U (en) | 2022-07-15 |
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ID=82355432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220387277.4U Active CN216975907U (en) | 2022-02-25 | 2022-02-25 | Spring full-open type threaded connection safety valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216975907U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116139303A (en) * | 2023-03-31 | 2023-05-23 | 宁波市特种设备检验研究院 | Biopharmaceutical high-pressure sterilization device |
| CN116892659A (en) * | 2023-09-11 | 2023-10-17 | 江苏科宁新材料有限公司 | Plastic pipe joint for water supply hose |
-
2022
- 2022-02-25 CN CN202220387277.4U patent/CN216975907U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116139303A (en) * | 2023-03-31 | 2023-05-23 | 宁波市特种设备检验研究院 | Biopharmaceutical high-pressure sterilization device |
| CN116892659A (en) * | 2023-09-11 | 2023-10-17 | 江苏科宁新材料有限公司 | Plastic pipe joint for water supply hose |
| CN116892659B (en) * | 2023-09-11 | 2023-12-26 | 江苏科宁新材料有限公司 | Plastic pipe joint for water supply hose |
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