CN219655301U - Pressure-resistant valve with adjustable it is sealed - Google Patents
Pressure-resistant valve with adjustable it is sealed Download PDFInfo
- Publication number
- CN219655301U CN219655301U CN202321156429.0U CN202321156429U CN219655301U CN 219655301 U CN219655301 U CN 219655301U CN 202321156429 U CN202321156429 U CN 202321156429U CN 219655301 U CN219655301 U CN 219655301U
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- Prior art keywords
- pressure
- valve body
- fixedly connected
- resistant valve
- connecting block
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- 238000007789 sealing Methods 0.000 claims abstract description 29
- 230000000149 penetrating effect Effects 0.000 claims abstract description 5
- 230000002265 prevention Effects 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 24
- 230000000694 effects Effects 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 5
- 230000000151 anti-reflux effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Landscapes
- Mechanically-Actuated Valves (AREA)
- Check Valves (AREA)
Abstract
The utility model discloses a sealed adjustable pressure-resistant valve, which comprises a pressure-resistant valve body, wherein the inner wall of the pressure-resistant valve body is fixedly connected with a Z-shaped plate, a first through hole is formed in the Z-shaped plate in a penetrating manner, a sealing plate is arranged above the first through hole, the top of the sealing plate is fixedly connected with a hollow lifting column, the top of the pressure-resistant valve body is fixedly connected with a connecting block, the hollow lifting column penetrates through the pressure-resistant valve body and the connecting block and is in sliding connection with the connecting block, a threaded rod in threaded connection with the hollow lifting column is arranged on the hollow lifting column in a penetrating manner, the threaded rod is in rotary connection with the connecting block, the top of the threaded rod is fixedly connected with a worm wheel, and a backflow preventing mechanism is arranged in the pressure-resistant valve body. The sealing performance of the sealing plate to the first through hole can be ensured through the self-locking performance of the worm gear and the worm, and the sealing effect is good; the flow of water can be avoided by arranging the backflow preventing mechanism.
Description
Technical Field
The utility model relates to the technical field of valves, in particular to a sealing adjustable pressure-resistant valve.
Background
The prior art discloses an ocean engineering ship rust-resistant withstand voltage valve with the application number of CN201711436171.9, which comprises a first valve body, first valve body one side is equipped with the feed inlet, the inside feed channel that is equipped with of feed inlet, first valve body opposite side is equipped with the discharge gate, the inside discharge gate that is equipped with of discharge gate, be equipped with the spread groove between discharge gate and the feed channel, first valve body top is equipped with the second valve body. According to the utility model, the sealing gasket, the water retaining block and the first limiting plate are arranged, the transportation pipeline is respectively connected with the feed inlet and the discharge outlet, the water retaining block is separated from the connecting groove by the first connecting rod through the hand wheel, the first connecting rod moves to the position where the first limiting plate contacts with the limiting groove of the placing groove, the material is conveyed into the discharge channel through the connecting groove through the feed channel, and the sealing gasket and the first limiting plate can prevent the material from being sprayed out of the device through the placing groove, so that the effect of preventing the valve from being rusted due to material spraying is achieved.
In the above-mentioned patent, the valve can be plugged, but the hand wheel is rotated to drive the first connecting rod to rotate, so that the water baffle block can be plugged while rotating, but when the water is plugged, water flow continuously impacts the water baffle block, so that the water baffle block can be easily rotated to generate gaps, and water flow can escape through the gaps, so that the problem of poor sealing performance of the valve is caused; in order to solve the above problems, the present utility model provides a seal-adjustable pressure-resistant valve.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a sealing adjustable pressure-resistant valve which can ensure the sealing performance of a sealing plate on a first through hole through the self-locking performance of a worm gear and a worm, and has good sealing effect; the flow of water can be avoided by arranging the backflow preventing mechanism.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a withstand voltage valve with adjustable it is sealed, includes withstand voltage valve body, the inner wall fixedly connected with Z template of withstand voltage valve body, it is equipped with first through-hole to run through on the Z template, the top of first through-hole is equipped with the closing plate, the top fixedly connected with cavity lift post of closing plate, the top fixedly connected with connecting block of withstand voltage valve body, cavity lift post runs through withstand voltage valve body and connecting block and rather than sliding connection, run through on the cavity lift post be equipped with rather than threaded connection's threaded rod, threaded rod and connecting block swivelling joint, the top fixedly connected with worm wheel of threaded rod, the worm wheel meshing has the worm, the worm runs through the connecting block and rather than swivelling joint, the one end fixedly connected with hand wheel of connecting block is kept away from to the worm, the inner wall fixedly connected with fixed plate of withstand voltage valve body, run through on the fixed plate and be equipped with the second through-hole, originally internal anti-reflux mechanism that is equipped with of withstand voltage valve.
Preferably, the backflow prevention mechanism comprises a connecting rod fixedly connected with the inner wall of the pressure-resistant valve body, a backflow prevention block is arranged on one side, close to the fixed plate, of the connecting rod, a plurality of telescopic rods are fixedly connected between the backflow prevention block and the connecting rod together, springs are sleeved on the outer walls of the telescopic rods, and two ends of each spring are fixedly connected with the backflow prevention block and the connecting rod respectively.
Preferably, flanges are fixedly connected to two ends of the pressure-resistant valve body, and a plurality of mounting holes are formed in each flange in a penetrating mode.
Preferably, a rubber protection layer is arranged at the bottom of the sealing plate, and the sealing plate is arranged right above the first through hole.
Preferably, the outer wall fixedly connected with two stopper of cavity lift post, be equipped with two sliding tray on the connecting block, two stopper respectively with sliding tray inner wall sliding connection.
Preferably, the outer wall cover of hand wheel is equipped with one deck protective sheath, the material of protective sheath is silica gel.
Compared with the prior art, the utility model has the beneficial effects that:
1. the staff grips the hand wheel and rotates and drive worm, worm wheel, threaded rod and rotate, makes cavity lifting column, stopper, closing plate shift up, can open first opening, can adjust the size of rivers through the height of control closing plate.
2. The staff holds the hand wheel and carries out reverse rotation and drive worm, worm wheel, threaded rod and carry out reverse rotation, makes cavity lifting column, stopper, closing plate move down until closing plate and Z template closely offset, can seal the shutoff of first opening, closes the withstand voltage valve body, can guarantee the leakproofness of closing plate to first opening through the auto-lock nature of worm wheel worm.
3. The anti-backflow block is driven to move left under the action of the spring, and the telescopic rod extends out until the anti-backflow block abuts against the inner wall of the second port, so that the fixing plate is sealed with the anti-backflow block, water is prevented from flowing from the right side to the left side, and backflow operation of the water is avoided.
In summary, the self-locking property of the worm gear can ensure the sealing property of the sealing plate to the first through hole, and the sealing effect is good; the flow of water can be avoided by arranging the backflow preventing mechanism.
Drawings
FIG. 1 is a cross-sectional view of a seal-adjustable pressure-resistant valve according to the present utility model when not in water;
fig. 2 is a cross-sectional view of a seal-adjustable pressure-resistant valve according to the present utility model.
In the figure: the pressure-resistant valve comprises a pressure-resistant valve body 1, a Z-shaped plate 2, a first through hole 3, a sealing plate 4, a hollow lifting column 5, a connecting block 6, a limiting block 7, a threaded rod 8, a worm wheel 9, a worm 10, a hand wheel 11, a fixed plate 12, a second through hole 13, a backflow-preventing block 14, a connecting rod 15, a telescopic rod 16 and a spring 17.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-2, a pressure-resistant valve with adjustable seal comprises a pressure-resistant valve body 1, wherein flanges are fixedly connected to two ends of the pressure-resistant valve body 1, and a plurality of mounting holes are formed in each flange in a penetrating manner, so that the pressure-resistant valve body 1 is convenient to mount.
The inner wall fixedly connected with Z template 2 of withstand voltage valve body 1, it is equipped with first opening 3 to run through on the Z template 2, and the top of first opening 3 is equipped with closing plate 4, and the bottom of closing plate 4 is equipped with one deck rubber protection layer, and closing plate 4 is located setting directly over first opening 3, and closing plate 4 offsets with Z template 2 and blocks, and the rubber protection layer that sets up can guarantee the seal between closing plate 4 and the Z template 2.
The top fixedly connected with cavity lift post 5 of closing plate 4, the top fixedly connected with connecting block 6 of withstand voltage valve body 1, cavity lift post 5 runs through withstand voltage valve body 1 and connecting block 6 and rather than sliding connection, cavity lift post 5 and withstand voltage valve body 1 seal arrangement, the outer wall fixedly connected with of cavity lift post 5 two stopper 7, be equipped with two sliding grooves on the connecting block 6, two stopper 7 respectively with sliding groove inner wall sliding connection, run through on the cavity lift post 5 be equipped with rather than threaded connection's threaded rod 8, threaded rod 8 rotates with connecting block 6 to be connected, the top fixedly connected with worm wheel 9 of threaded rod, worm wheel 9 meshing has worm 10, worm 10 runs through connecting block 6 and rotates with rather than being connected, one end fixedly connected with hand wheel 11 of connecting block 6 is kept away from to worm 10, the outer wall cover of hand wheel 11 is equipped with one deck protective sheath, the material of protective sheath is silica gel, give people and feel, height through rotatory hand wheel 11 can adjust closing plate 4, adjust the size of rivers.
The inner wall fixedly connected with fixed plate 12 of withstand voltage valve body 1, it is equipped with second port 13 to run through on the fixed plate 12, be equipped with anti-return mechanism in the withstand voltage valve body 1, anti-return mechanism includes the connecting rod 15 with the inner wall fixed connection of withstand voltage valve body 1, one side that connecting rod 15 is close to fixed plate 12 is equipped with anti-return piece 14, joint fixedly connected with a plurality of telescopic links 16 between anti-return piece 14 and the connecting rod 15, the outer wall of every telescopic link 16 all overlaps and is equipped with spring 17, the both ends of every spring 17 respectively with anti-return piece 14 and connecting rod 15 fixed connection, open second port 13 when rivers impact anti-return piece 14, anti-return piece 14 is to second port 13 shutoff when rivers stop flowing, avoid backward flow.
When the device is used, a worker holds the hand wheel 11 to rotate so as to drive the worm 10, the worm wheel 9 and the threaded rod 8 to rotate, so that the hollow lifting column 5, the limiting block 7 and the sealing plate 4 move upwards, the first through hole 3 can be opened, water flows from the left side to the right side and flows out, and the size of the water flow can be adjusted by controlling the height of the sealing plate 4; the water flow can impact the backflow preventing block 14 to enable the telescopic rod 16 to be contracted and the spring 17 to be compressed, so that the second port 13 is opened, and normal flow of the water flow is ensured; the staff holds the hand wheel 11 to reversely rotate to drive the worm 10, the worm wheel 9 and the threaded rod 8 to reversely rotate, so that the hollow lifting column 5, the limiting block 7 and the sealing plate 4 move downwards until the sealing plate 4 tightly abuts against the Z-shaped plate 2, the first through hole 3 can be plugged, the pressure-resistant valve body 1 is closed, and the sealing performance of the sealing plate 4 on the first through hole 3 can be ensured through the self-locking performance of the worm wheel and the worm; when the pressure-resistant valve body 1 is closed, the backflow prevention block 14 is driven to move left under the action of the spring 17, and the telescopic rod 16 stretches out until the backflow prevention block 14 abuts against the inner wall of the second port 13, so that the fixed plate 12 and the backflow prevention block 14 are sealed, water is prevented from flowing from the right side to the left side, and backflow operation of the water is avoided.
The utility model solves the problems that in the prior art, water flow continuously impacts the water baffle block during plugging, gaps are easily generated due to the fact that the water baffle block rotates, water flow can escape through the gaps, and the sealing performance of the valve is poor by utilizing the self-locking property of the worm gear and the worm.
Claims (6)
1. The utility model provides a pressure valve with adjustable seal, includes pressure valve body (1), a serial communication port, pressure valve body (1)'s inner wall fixedly connected with Z template (2), run through on Z template (2) and be equipped with first opening (3), the top of first opening (3) is equipped with closing plate (4), the top fixedly connected with cavity lift post (5) of closing plate (4), pressure valve body (1)'s top fixedly connected with connecting block (6), cavity lift post (5) run through pressure valve body (1) and connecting block (6) and rather than sliding connection, run through on cavity lift post (5) be equipped with rather than threaded connection's threaded rod (8), threaded rod (8) and connecting block (6) rotate to be connected, the top fixedly connected with worm wheel (9) of threaded rod (8), worm wheel (9) meshing has worm (10), worm (10) run through connecting block (6) and rather than rotate to be connected, one end fixedly connected with hand wheel (11) of keeping away from pressure valve body (6), pressure valve body (12) are fixed connection on inner wall (12) of connecting block (1), and a backflow prevention mechanism is arranged in the pressure-resistant valve body (1).
2. The pressure-resistant valve with adjustable sealing according to claim 1, wherein the backflow preventing mechanism comprises a connecting rod (15) fixedly connected with the inner wall of the pressure-resistant valve body (1), one side of the connecting rod (15) close to the fixed plate (12) is provided with a backflow preventing block (14), a plurality of telescopic rods (16) are fixedly connected between the backflow preventing block (14) and the connecting rod (15), the outer wall of each telescopic rod (16) is sleeved with a spring (17), and two ends of each spring (17) are fixedly connected with the backflow preventing block (14) and the connecting rod (15) respectively.
3. The pressure-resistant valve with adjustable seal according to claim 1, wherein flanges are fixedly connected to two ends of the pressure-resistant valve body (1), and a plurality of mounting holes are formed in each flange in a penetrating manner.
4. The seal-adjustable pressure-resistant valve according to claim 1, wherein a rubber protection layer is arranged at the bottom of the sealing plate (4), and the sealing plate (4) is arranged right above the first through hole (3).
5. The pressure-resistant valve with adjustable seal according to claim 1, wherein two limiting blocks (7) are fixedly connected to the outer wall of the hollow lifting column (5), two sliding grooves are formed in the connecting block (6), and the two limiting blocks (7) are respectively connected with the inner walls of the sliding grooves in a sliding mode.
6. The seal-adjustable pressure-resistant valve according to claim 1, wherein a protective sleeve is sleeved on the outer wall of the hand wheel (11), and the protective sleeve is made of silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321156429.0U CN219655301U (en) | 2023-05-15 | 2023-05-15 | Pressure-resistant valve with adjustable it is sealed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321156429.0U CN219655301U (en) | 2023-05-15 | 2023-05-15 | Pressure-resistant valve with adjustable it is sealed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219655301U true CN219655301U (en) | 2023-09-08 |
Family
ID=87876610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321156429.0U Active CN219655301U (en) | 2023-05-15 | 2023-05-15 | Pressure-resistant valve with adjustable it is sealed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219655301U (en) |
-
2023
- 2023-05-15 CN CN202321156429.0U patent/CN219655301U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |