CN219639471U - Wear-resisting type control valve - Google Patents
Wear-resisting type control valve Download PDFInfo
- Publication number
- CN219639471U CN219639471U CN202223477290.8U CN202223477290U CN219639471U CN 219639471 U CN219639471 U CN 219639471U CN 202223477290 U CN202223477290 U CN 202223477290U CN 219639471 U CN219639471 U CN 219639471U
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- Prior art keywords
- valve
- rubber ring
- connecting rod
- expansion rubber
- valve body
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- 244000309464 bull Species 0.000 claims description 10
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000005299 abrasion Methods 0.000 abstract description 6
- 230000000903 blocking effect Effects 0.000 abstract description 6
- 230000002035 prolonged effect Effects 0.000 abstract description 5
- 238000007789 sealing Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Sliding Valves (AREA)
Abstract
The utility model belongs to the technical field of valve equipment, and particularly relates to a wear-resistant control valve, which comprises a valve body, wherein a valve core structure is arranged in the valve body, the valve core structure comprises a valve plate, two limit grooves are symmetrically formed in the side of the valve plate, an expansion rubber ring is arranged in the limit grooves, a top connecting rod and a bottom connecting rod are fixedly arranged on the valve plate, the top end of the top connecting rod and the bottom end of the bottom connecting rod are respectively rotationally connected with the top end and the bottom end of the valve body, a mounting groove is formed in the top connecting rod, an adjusting structure is arranged in the mounting groove, and the adjusting structure is matched with the expansion rubber ring; according to the utility model, the expansion rubber ring and the adjusting structure are arranged, so that when the valve is closed, the expansion rubber ring can be controlled to expand and fill the gap between the valve plate and the valve body, the flow blocking effect is ensured, and when the valve is opened, the expansion rubber ring is controlled to shrink, so that friction between the expansion rubber ring and the inner wall of the valve body is avoided, abrasion of the expansion rubber ring is avoided, and the service life of the valve is prolonged.
Description
Technical Field
The utility model belongs to the technical field of valve equipment, and particularly relates to a wear-resistant control valve.
Background
The butterfly valve is called as a flap valve, is a regulating valve with a simple structure, and can be used for the on-off control of low-pressure pipeline media, wherein a closing member (a valve clack or a valve plate) is a disc and rotates around a valve shaft to realize opening and closing;
the existing valve is frequent in use, the internal structure of the valve is worn and torn seriously after repeated use, so that the sealing performance of the valve is reduced, water leakage occurs, the application number CN202122480119.1 discloses a high-strength wear-resistant butterfly valve, one side of the valve rod is kept away from through a valve plate and is set to be streamline, meanwhile, corners are also provided with round corner treatment, the resistance of the valve plate to water flow is reduced, a sealing ring is inlaid outside the valve plate, the contact surface of the sealing ring and the valve body is arc-shaped, compared with the prior full contact, the contact area is reduced, and the service life of the valve is prolonged, but the sealing ring still has a certain improvement space.
Therefore, it is necessary to invent a wear-resistant control valve to solve the above problems.
Disclosure of Invention
In order to solve the problems, the utility model provides the wear-resistant control valve, which is provided with the expansion rubber ring and the adjusting structure, so that when the valve is opened, the expansion rubber ring is controlled to shrink, and friction between the expansion rubber ring and the inner wall of the valve body is avoided, thereby avoiding abrasion of the expansion rubber ring, further prolonging the service life of the valve, and solving the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a wear-resisting type control valve, includes the valve body, and the internally mounted of valve body has a case structure, and the case structure includes the valve plate, and two spacing grooves have been seted up to the avris symmetry of valve plate, and the expansion rubber ring is installed to the spacing inslot, and the fixed top connecting rod and the bottom connecting rod that are equipped with on the valve plate, the top and the bottom of bottom connecting rod rotate respectively and peg graft the top and the bottom of valve body, and the mounting groove has been seted up to the inside of top connecting rod, and the internally mounted of mounting groove has adjusting structure, adjusting structure and expansion rubber ring assorted.
Further, the area of the valve plate is slightly smaller than the area of the internal section of the valve body, and the side of the valve plate is not attached to the valve body.
Further, the material of the expansion rubber ring is food-grade wear-resistant rubber, the expansion rubber ring is of a hollow structure, and one side of the expansion rubber ring is fixedly connected with one side of the inner wall of the limit groove.
Further, the adjusting structure comprises a supporting spring, the top end of the supporting spring is fixedly connected with a piston plate, the top end of the piston plate is abutted to a spiral rod, a rotating rod is sleeved on the top end of the spiral rod through threads, and the rotating rod is rotationally connected with the top connecting rod.
Further, the top of top connecting rod is interluded on the top of bull stick, and its tip fixedly connected with hand wheel, the inside rotation of bull stick is connected with the gear, one side meshing of gear is connected with the limiting block, the top fixedly connected with reset spring of limiting block, the inner wall of top fixedly connected with bull stick of reset spring, the bottom of limiting block interludes the bottom of bull stick, and its tip peg graft into the top of top connecting rod, the opposite side meshing of gear is connected with the regulating block, the top of regulating block slides the top of grafting bull stick and extends to outside.
Further, the inner wall of the mounting groove is connected with a plurality of communicating pipes in a penetrating way, and one end of each communicating pipe is connected with the corresponding expansion rubber ring in a penetrating way through the valve plate.
Further, two limiting rings are fixedly connected to the inner portion of the valve body, the two limiting rings are located on two sides of the valve plate and are attached to the valve plate respectively, and the positions of the limiting rings are matched with the rotation direction of the valve plate.
The utility model has the technical effects and advantages that:
according to the utility model, the expansion rubber ring and the adjusting structure are arranged, so that when the valve is closed, the expansion rubber ring can be controlled to expand and fill the gap between the valve plate and the valve body, the flow blocking effect is ensured, and when the valve is opened, the expansion rubber ring is controlled to shrink, so that friction between the expansion rubber ring and the inner wall of the valve body is avoided, abrasion of the expansion rubber ring is avoided, and the service life of the valve is prolonged.
Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and drawings.
Drawings
FIG. 1 shows a schematic overall structure of an embodiment of the present utility model;
FIG. 2 shows a schematic cross-sectional view of a valve body structure according to an embodiment of the present utility model;
fig. 3 shows a schematic cross-sectional view of a valve core structure according to an embodiment of the present utility model.
In the figure: 1. a valve body; 101. a limiting ring; 2. a valve core structure; 3. a valve plate; 4. an expanded rubber ring; 5. a top connecting rod; 6. a bottom connecting rod; 7. a mounting groove; 8. an adjustment structure; 801. a support spring; 802. a piston plate; 803. a screw rod; 804. a rotating rod; 805. a gear; 806. defining a block; 807. a return spring; 808. an adjusting block; 809. a communicating pipe; 9. and a hand wheel.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
The existing valve is frequent in use, the internal structure of the valve is worn and torn seriously after repeated use, so that the sealing performance of the valve is reduced, water leakage occurs, and the device can control the expansion of the expansion rubber ring to fill a gap between the valve plate and the valve body when the valve is closed by arranging the expansion rubber ring and the adjusting structure, so that the flow blocking effect is ensured, the expansion rubber ring is controlled to shrink when the valve is opened, friction between the expansion rubber ring and the inner wall of the valve body is avoided, and the self-abrasion of the expansion rubber ring is avoided, so that the service life of the valve is prolonged.
The utility model provides a wear-resistant control valve, which is shown in figures 1-3, and comprises a valve body 1, wherein a valve core structure 2 is arranged in the valve body 1, the valve core structure 2 comprises a valve plate 3, two limit grooves are symmetrically formed in the side of the valve plate 3, an expansion rubber ring 4 is arranged in each limit groove, a top connecting rod 5 and a bottom connecting rod 6 are fixedly arranged on the valve plate 3, the top end of the top connecting rod 5 and the bottom end of the bottom connecting rod 6 are respectively rotated and inserted into the top end and the bottom end of the valve body 1, a mounting groove 7 is formed in the top connecting rod 5, an adjusting structure 8 is arranged in the mounting groove 7, and the adjusting structure 8 is matched with the expansion rubber ring 4.
According to the utility model, by arranging the expansion rubber ring 4 and the adjusting structure 8, when the valve is closed, the expansion rubber ring 4 can be controlled to expand and fill the gap between the valve plate 3 and the valve body 1, so that the flow blocking effect is ensured, and when the valve is opened, the expansion rubber ring 4 is controlled to shrink, so that friction between the expansion rubber ring 4 and the inner wall of the valve body 1 is avoided, abrasion of the expansion rubber ring 4 is avoided, and the service life of the valve is prolonged.
As shown in fig. 2, the area of the valve plate 3 is slightly smaller than the area of the internal section of the valve body 1, the side of the valve plate 3 is not attached to the valve body 1, when the valve expands and contracts with heat, the valve plate 3 and the valve body 1 are not easy to be blocked, and abrasion is not easy to be generated when the valve plate 3 and the valve body 1 abut against each other to rotate.
As shown in fig. 1-2, two limiting rings 101 are fixedly connected in the valve body 1, the two limiting rings 101 are respectively located on two sides of the valve plate 3 and are attached to the valve plate 3, the positions of the limiting rings 101 are matched with the rotation direction of the valve plate 3, the rotation angle of the valve core structure 2 can be limited, the regulating structure 8 can be used normally, and the valve core structure 2 can be assisted to block flow, so that the flow blocking effect of the valve is better.
As shown in fig. 2-3, the material of the expansion rubber ring 4 is food-grade wear-resistant rubber, and also needs to have corrosion resistance, so that the fluid inside the valve body 1 is not polluted, the expansion rubber ring 4 is of a hollow structure, one side of the expansion rubber ring 4 is fixedly connected with one side of the inner wall of the limit groove, and when the expansion rubber ring 4 is inflated, the expansion rubber ring 4 expands to the other side under the condition of keeping the basic shape.
As shown in fig. 2-3, the adjusting structure 8 includes a supporting spring 801, the top end of the supporting spring 801 is fixedly connected with a piston plate 802, the top end of the piston plate 802 is abutted with a spiral rod 803, the top end of the spiral rod 803 is in threaded connection with a rotating rod 804, the rotating rod 804 is in rotating connection with a top connecting rod 5, the top end of the rotating rod 804 is penetrated out of the top end of the top connecting rod 5, and the end of the rotating rod 804 is fixedly connected with a hand wheel 9, the inside of the rotating rod 804 is in rotating connection with a gear 805, one side of the gear 805 is in meshed connection with a limiting block 806, the top end of the limiting block 806 is fixedly connected with a reset spring 807, the top end of the reset spring 807 is fixedly connected with the inner wall of the rotating rod 804, the bottom end of the limiting block 806 is penetrated out of the rotating rod 804, the other side of the gear 805 is in meshed connection with an adjusting block 808, the top end of the adjusting block 808 is in sliding connection with the top end of the rotating rod 804 to the outside, the inner wall of the mounting groove 7 is penetrated and connected with a plurality of communicating pipes 809, one end of the communicating pipes 809 are penetrated with a corresponding expansion rubber ring 4, one end of the communicating pipe 809 is evenly distributed around the corresponding expansion rubber ring 4, and when the pressure in the expansion rubber ring 4 is inflated smoothly, and the pressure in the expansion rubber ring is ensured to be balanced.
When the valve is closed, the hand wheel 9 is rotated firstly, the hand wheel 9 drives the rotary rod 804 to rotate, and then the top connecting rod 5 is driven to synchronously rotate by the limiting block 806, the top connecting rod 5 rotates to drive the valve plate 3 to rotate in a following way, so that the valve is gradually closed, two sides of the valve plate 3 are finally abutted against corresponding limiting rings, at the moment, the valve plate 3 cannot continue to rotate, after the fact that the valve plate 3 cannot rotate, the adjusting block 808 is pressed, the adjusting block 808 drives the gear 805 to rotate, the gear 805 rotates to drive the limiting block 806 to move, the limiting block 806 is not spliced with the top connecting rod 5 any more, then the hand wheel 9 continues to rotate to drive the rotary rod 804 to rotate, at the moment, the spiral rod 803 gradually moves downwards along with the rotation of the rotary rod 804, and then the piston plate 802 moves downwards, then air in the mounting groove 7 is extruded into the expansion rubber ring 4 through the communicating pipe 809, so that the expansion rubber ring 4 expands, the gap between the valve core structure 2 and the valve body 1 is filled, the effect of blocking is achieved, at the moment, when the valve is opened, the adjusting block 808 is pressed, the spiral rod 803 moves upwards, the supporting spring 801 moves upwards, the piston plate 801 pushes the air back into the mounting groove 7, the expansion rubber ring 4 contracts, the inner wall is not spliced by the rotary rod 5, and the limiting rod 804 can continue to rotate, and the limiting rod 804 can be rotated synchronously, and the rotation can be pushed against the valve body, and can be stopped when the valve body is stopped, and can be rotated, and can be correspondingly replaced by the valve rod 804.
Although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (7)
1. The utility model provides a wear-resisting type control valve, includes valve body (1), its characterized in that: valve body (1) internally mounted has case structure (2), case structure (2) include valve plate (3), two spacing grooves have been seted up to the avris symmetry of valve plate (3), expansion rubber ring (4) are installed to the spacing inslot, fixed top connecting rod (5) and bottom connecting rod (6) of being equipped with on valve plate (3), top and bottom of top connecting rod (5) and bottom connecting rod (6) rotate respectively the top and the bottom of grafting valve body (1), mounting groove (7) have been seted up to the inside of top connecting rod (5), mounting groove (7) internally mounted has adjusting structure (8), adjusting structure (8) and expansion rubber ring (4) assorted.
2. A wear resistant control valve in accordance with claim 1, wherein: the area of the valve plate (3) is slightly smaller than the area of the internal section of the valve body (1), and the side of the valve plate (3) is not attached to the valve body (1).
3. A wear resistant control valve in accordance with claim 1, wherein: the material of expansion rubber ring (4) is food-grade wear-resistant rubber, expansion rubber ring (4) is hollow structure, just one side of expansion rubber ring (4) is fixed connection with one side of spacing groove inner wall.
4. A wear resistant control valve in accordance with claim 1, wherein: the adjusting structure (8) comprises a supporting spring (801), a piston plate (802) is fixedly connected to the top end of the supporting spring (801), a spiral rod (803) is abutted to the top end of the piston plate (802), a rotating rod (804) is sleeved on the top end of the spiral rod (803) in a threaded mode, and the rotating rod (804) is rotationally connected with the top connecting rod (5).
5. A wear resistant control valve in accordance with claim 4 wherein: the top of bull stick (804) alternates out the top of top connecting rod (5), and its tip fixedly connected with hand wheel (9), the inside rotation of bull stick (804) is connected with gear (805), one side meshing of gear (805) is connected with and is limited piece (806), the top fixedly connected with reset spring (807) of limiting piece (806), the inner wall of top fixedly connected with bull stick (804) of reset spring (807), the bottom of limiting piece (806) alternates the bottom of bull stick (804), and its tip peg graft into the top of top connecting rod (5), the opposite side meshing of gear (805) is connected with regulating block (808), the top of regulating block (808) slides the top of pegging graft bull stick (804) and extends to outside.
6. A wear resistant control valve in accordance with claim 5, wherein: the inner wall of the mounting groove (7) is connected with a plurality of communicating pipes (809) in a penetrating mode, and one end of each communicating pipe (809) is connected with the corresponding expansion rubber ring (4) in a penetrating mode through the valve plate (3).
7. A wear resistant control valve in accordance with claim 1, wherein: two limiting rings (101) are fixedly connected to the inside of the valve body (1), the two limiting rings (101) are respectively located on two sides of the valve plate (3) and are attached to the valve plate (3), and the positions of the limiting rings (101) are matched with the rotation direction of the valve plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223477290.8U CN219639471U (en) | 2022-12-26 | 2022-12-26 | Wear-resisting type control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223477290.8U CN219639471U (en) | 2022-12-26 | 2022-12-26 | Wear-resisting type control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219639471U true CN219639471U (en) | 2023-09-05 |
Family
ID=87810713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223477290.8U Active CN219639471U (en) | 2022-12-26 | 2022-12-26 | Wear-resisting type control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219639471U (en) |
-
2022
- 2022-12-26 CN CN202223477290.8U patent/CN219639471U/en active Active
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