CN214578939U - Stamping-resistant stop valve - Google Patents
Stamping-resistant stop valve Download PDFInfo
- Publication number
- CN214578939U CN214578939U CN202120851938.XU CN202120851938U CN214578939U CN 214578939 U CN214578939 U CN 214578939U CN 202120851938 U CN202120851938 U CN 202120851938U CN 214578939 U CN214578939 U CN 214578939U
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- valve
- rod
- valve rod
- cavity
- stamping
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- 238000007789 sealing Methods 0.000 claims abstract description 23
- 239000007788 liquid Substances 0.000 claims description 24
- 238000012856 packing Methods 0.000 claims description 11
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a stamping-resistant stop valve, which comprises a valve body, a valve cavity, a valve seat, a valve rod and a valve cover, wherein the valve cover is arranged at the top of the valve body in a matching way, the valve cavity is arranged inside the valve body, the valve seat is arranged inside the valve cavity, a perforation is arranged on the upper surface of the valve cover, a first sealing gasket is arranged inside the perforation, one end of the valve rod is connected with the valve cavity, the other end of the valve rod passes through a perforation connecting turntable, the stamping-resistant stop valve also comprises a fixing component and a clamping component, the fixing component is used for increasing the stability of the valve rod and preventing the valve rod from tilting due to faster flow velocity, the service life of the device is greatly prolonged, the fixing component is arranged above the valve cover, the clamping component can fix the valve rod and avoid the phenomenon of the valve rod from rotating, thereby improving the stability of a needle valve head, the condition of avoiding appearing revealing takes place, the block subassembly set up in fixed subassembly's top.
Description
Technical Field
The utility model relates to a stop valve technical field specifically is a resistant punching press type stop valve.
Background
The stop valve is also called as a stop valve, belongs to a forced sealing type valve, and when the valve is closed, a larger pressure must be applied to the valve core, so that the sealing surface is ensured not to be leaked, when the valve is opened, the valve core is not stressed, the pipeline is in a smooth state, and when the valve is closed, the valve core needs to bear the water pressure in the pipeline.
The patent of current patent publication for CN212616378U provides a high pressure resistant type external screw thread stop valve, when using, rivers are through the inside of external mouth of pipe circulation pipeline, the carousel rotates, the depression bar rotates under the drive, through depression bar and mounting threaded engagement down, make it realize the action of falling, thereby make the inserted bar push down, thereby make the sealing member whereabouts, the inside pipeline of card income pipeline, when the sealing member reaches sealing washer one side, accomplish sealed operation, through this mechanism, can realize the sealed effect of device, and simple structure, high durability and convenient operation.
However, when the stop valve is used, when the medium flow rate is high, the inserted rod can bear high pressure, the valve rod can be inclined, the valve rod is abraded, the pressure resistance is poor, the service life of the stop valve is greatly shortened, and the press-resistant stop valve is provided for the problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a resistant punching press type stop valve to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a stamping-resistant stop valve comprises a valve body, a valve cavity, a valve seat, a valve rod and a valve cover, wherein the valve cover is arranged at the top of the valve body in a matched mode, the valve cavity is arranged inside the valve body, the valve seat is arranged inside the valve cavity, a through hole is formed in the upper surface of the valve cover, a first sealing gasket is arranged inside the through hole, one end of the valve rod is connected with the valve cavity, the other end of the valve rod penetrates through the through hole to be connected with a rotary disc, and the valve rod is in threaded connection with the first sealing gasket;
the fixing assembly is used for increasing the stability of the valve rod and preventing the valve rod from toppling over, and is arranged above the valve cover;
the clamping assembly is used for fixing the valve rod to prevent the valve rod from rotating, the clamping assembly is arranged above the fixing assembly, and three groups of clamping assemblies are arranged.
As a further aspect of the present invention: the fixed subassembly is including cup jointing the thread bush of valve rod surface, the thread bush with valve rod threaded connection, the upper surface of the lower extreme fixed connection valve gap of thread bush, the side fixedly connected with of thread bush increases the mount of valve rod steadiness, the other end fixed connection valve gap of mount, just the mount is equipped with three groups.
As a further aspect of the present invention: the clamping component comprises a fixed plate fixedly connected above the fixed frame and a clamping groove arranged on the surface of the valve rod, a clamping rod is clamped inside the clamping groove, the other end of the clamping rod penetrates through a fixed plate fixedly connected with a pushing block, the clamping rod is connected with the fixed plate in a sliding mode, and two sets of first springs are arranged between the fixed plate and the pushing block.
As a further aspect of the present invention: the lower end of the valve rod is fixedly connected with a needle-shaped valve head, the needle-shaped valve head is in a circular truncated cone shape, the needle-shaped valve head is clamped with the valve seat, and a second sealing gasket for sealing is arranged on the surface of the valve seat.
As a further aspect of the present invention: the valve comprises a valve cavity and a valve rod, wherein the valve cavity is provided with a valve rod, the valve rod is arranged in the valve cavity, the valve rod is in threaded connection with the valve rod, and the outer wall of the valve cavity is fixedly connected with the inner wall of the valve cavity.
As a further aspect of the present invention: and the surface of the valve rod is sleeved with a second spring, one end of the second spring is connected with the bottom end of the packing layer, and the other end of the second spring is connected with the top end of the needle valve head.
As a further aspect of the present invention: the bottom of valve body is equipped with the liquid outlet, the right side of valve body is equipped with the inlet, liquid outlet all communicate with the valve pocket, just the inlet with the inner wall of liquid outlet all is equipped with the internal thread of being convenient for connect the external pipe.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a be equipped with the second spring for the valve rod drives the aciculiform valve head and constantly extrudees the disk seat, makes the aciculiform valve head all the time with disk seat looks block, can improve the highly compressed ability of bearing of this device greatly, through the mount, has increased the stability of this device, prevents to take place because of the condition that the velocity of flow very fast caused the valve rod slope, improves the life of this device greatly.
The utility model discloses a be equipped with the block subassembly, through with the mutual block of kelly and draw-in groove, can realize the fixed to the valve rod, avoid the valve rod the phenomenon of gyration to take place to improve the stability of aciculiform valve head, the condition of avoiding appearing revealing takes place.
The utility model discloses a first sealed pad has increased the leakproofness of valve rod and valve gap, fills up through the second, has increased the leakproofness between aciculiform valve head and the disk seat, through the setting of packing layer, keeps valve pocket top seal, and through the aciculiform valve head that sets up, compares in the leakproofness of ordinary valve clack better, and the resistance to pressure is stronger, and is more reliable, guarantees the high-efficient errorless work of valve body, greatly reduced the risk of leaking.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic sectional view of the present invention.
Fig. 3 is a schematic structural diagram of a portion a in fig. 1 according to the present invention.
Wherein: 1. a valve body; 2. a liquid inlet; 3. a liquid outlet; 4. a valve cavity; 5. a valve seat; 6. a second gasket; 7. a valve stem; 8. a second spring; 9. a needle-shaped valve head; 10. a filler layer; 11. a valve cover; 12. a first gasket; 13. a turntable; 14. a threaded sleeve; 15. a fixed mount; 16. a fixing plate; 17. a clamping rod; 18. a card slot; 19. a first spring; 20. and (7) pushing the block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, in an embodiment of the present invention, a stamping-resistant stop valve includes a valve body 1, a valve cavity 4, a valve seat 5, a valve rod 7, and a valve cover 11, the valve cover 11 is cooperatively disposed at the top of the valve body 1, the valve cavity 4 is disposed inside the valve body 1, the valve seat 5 is disposed inside the valve cavity 4, a through hole is disposed on the upper surface of the valve cover 11, a first sealing gasket 12 is disposed inside the through hole, the sealing performance between the valve rod 7 and the valve cover 11 is increased by the arrangement of the first sealing gasket 12, one end of the valve rod 7 is connected to the valve cavity 4, the other end of the valve rod 7 passes through the through hole to connect to a rotary disk 13, the rotary disk 13 is disposed to facilitate the rotation of the valve rod 7, the valve rod 7 is in threaded connection with the first sealing gasket 12, and further includes a fixing component and a clamping component;
the fixing component is used for increasing the stability of the valve rod 7 and preventing the valve rod from falling, so that the stability of the device is increased, and the fixing component is arranged above the valve cover 11;
the clamping assembly is used for fixing the valve rod 7 to prevent the valve rod 7 from rotating, so that the stability of the needle valve head 9 is improved, and the leakage is avoided.
Fixed subassembly is including cup jointing the thread bush 14 of valve rod 7 surface, thread bush 14 with valve rod 7 threaded connection, the upper surface of the lower extreme fixed connection valve gap 11 of thread bush 14, the side fixedly connected with of thread bush 14 increases the mount 15 of the 7 steadiness of valve rod, the other end fixed connection valve gap 11 of mount 15, just mount 15 is equipped with three groups, through mount 15, has increased the stability of this device, prevents to take place because of the condition that the medium flow rate is very fast causes the slope of valve rod 7, improves the life of this device greatly.
The clamping component comprises a fixed plate 16 fixedly connected above a fixed frame 15 and a clamping groove 18 arranged on the surface of the valve rod 7, a clamping rod 17 is clamped in the clamping groove 18, the other end of the clamping rod 17 penetrates through the fixed plate 16 and is fixedly connected with a push block 20, the clamping rod 17 is in sliding connection with the fixed plate 16, two groups of first springs 19 are arranged between the fixed plate 16 and the push block 20, when the clamping component is used, when the rotary disc 13 is rotated, the rotary disc 13 drives the valve rod 7 to rotate, so that the valve rod 7 moves downwards, the valve rod 7 drives the needle valve head 9 to move downwards, so that the needle valve head 9 is clamped with the valve seat 5, the liquid inlet 2 is blocked and closed, the clamping rod 17 is aligned with the clamping groove 18, under the action of the first springs 19, the clamping rod 17 is clamped with the clamping groove 18, and a user can accurately obtain that the liquid inlet 2 is completely closed by the needle valve head 9, avoid the user to continue to rotate carousel 13 and cause the condition of aciculiform valve head 9 damage because of unclear inlet 2 closes completely and take place, and through blocking rod 17 and the mutual block of draw-in groove 18, can realize the fixed to valve rod 7, avoid valve rod 7 to appear the phenomenon of gyration and take place to improve the stability of aciculiform valve head 9, avoid appearing the condition emergence of revealing.
The lower end of the valve rod 7 is fixedly connected with a needle-shaped valve head 9, the needle-shaped valve head 9 is in a circular truncated cone shape, the needle-shaped valve head 9 is arranged, the sealing performance of the valve body 1 is better, the pressure resistance is stronger and more reliable compared with a common valve clack, the high-efficiency and error-free work of the valve body 1 is guaranteed, the risk of leakage is greatly reduced, the needle-shaped valve head 9 is clamped with the valve seat 5, the surface of the valve seat 5 is provided with a second sealing gasket 6 for sealing, and the sealing performance between the valve head 9 and the valve seat 5 is improved due to the arrangement of the second sealing gasket 6.
The top of the valve cavity 4 is provided with a packing layer 10, the packing layer 10 is in threaded connection with the valve rod 7, the outer wall of the packing layer 10 is fixedly connected with the inner wall of the valve cavity 4, and the top of the valve cavity 4 is kept sealed through the arrangement of the packing layer 10.
The surface of the valve rod 7 is sleeved with a second spring 8, one end of the second spring 8 is connected with the bottom end of the packing layer 10, the other end of the second spring 8 is connected with the top end of the needle valve head 9, and the second spring 8 is arranged, so that the valve rod 7 drives the needle valve head 9 to continuously extrude the valve seat 5, the needle valve head 9 is always clamped with the valve seat 5, and the capacity of bearing high pressure of the device can be greatly improved.
The bottom of valve body 1 is equipped with liquid outlet 3, the right side of valve body 1 is equipped with inlet 2, liquid outlet 3 all communicate with valve pocket 4, just inlet 2 with the inner wall of liquid outlet 3 all is equipped with the internal thread of being convenient for connect external pipe, and during the use, will take over external pipe and be connected with inlet 2, liquid outlet 3 through the screw thread, has realized that this device can install the function of dismantling fast.
The utility model discloses a theory of operation is:
when the utility model is used, the external connecting pipe is connected with the liquid inlet 2 and the liquid outlet 3 through threads, a medium flows in from the liquid inlet 2 and flows out from the liquid outlet 3, when the valve body 1 needs to be closed, the rotary disc 13 is rotated, the rotary disc 13 drives the valve rod 7 to rotate, so that the valve rod 7 drives the needle valve head 9 to move downwards, so that the needle valve head 9 is clamped with the valve seat 5, the second spring 8 drives the valve rod 7 to drive the needle valve head 9 to continuously extrude the valve seat 5, so that the needle valve head 9 is always clamped with the valve seat 5, so as to block and close the liquid inlet 2, at the moment, the clamping rod 17 is aligned with the clamping groove 18, under the action of the first spring 19, the clamping rod 17 is clamped with the clamping groove 18, a user can accurately obtain that the needle valve head 9 completely closes the liquid inlet 2, and avoid the situation that the needle valve head 9 is damaged because the user continues to rotate the rotary disc 13 because the liquid inlet 2 is not clear, and through mutually block the kelly 17 with draw-in groove 18, can realize the fixed to valve rod 7, avoid the phenomenon of gyration to take place to appear in valve rod 7 to improve the stability of aciculiform valve head 9, avoided appearing the condition emergence of revealing, mount 15 can increase the stability of device, prevent to cause the condition emergence of valve rod 7 slope because of the velocity of flow is very fast.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only one solution, and such description is for clarity only, and those skilled in the art should take the description as a whole, and the solutions in the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art.
Claims (7)
1. The stamping-resistant stop valve comprises a valve body (1), a valve cavity (4), a valve seat (5), a valve rod (7) and a valve cover (11), wherein the valve cover (11) is arranged at the top of the valve body (1) in a matched mode, the valve cavity (4) is arranged inside the valve body (1), the valve seat (5) is arranged inside the valve cavity (4), a through hole is formed in the upper surface of the valve cover (11), a first sealing gasket (12) is arranged inside the through hole, one end of the valve rod (7) is connected with the valve cavity (4), the other end of the valve rod (7) penetrates through the through hole to be connected with a rotating disc (13), and the valve rod (7) is in threaded connection with the first sealing gasket (12);
the fixing component is used for increasing the stability of the valve rod (7) and preventing the valve rod from falling, and the fixing component is arranged above the valve cover (11);
the clamping components are used for fixing the valve rod (7) to prevent the valve rod from rotating, are arranged above the fixing components and are provided with three groups.
2. The stamping-resistant stop valve according to claim 1, characterized in that the fixing component comprises a threaded sleeve (14) sleeved on the outer surface of the valve rod (7), the threaded sleeve (14) is in threaded connection with the valve rod (7), the lower end of the threaded sleeve (14) is fixedly connected with the upper surface of the valve cover (11), the side surface of the threaded sleeve (14) is fixedly connected with a fixing frame (15) for increasing the stability of the valve rod (7), the other end of the fixing frame (15) is fixedly connected with the valve cover (11), and the fixing frame (15) is provided with three groups.
3. The stop valve of claim 2, wherein the clamping assembly comprises a fixing plate (16) fixedly connected above the fixing frame (15) and a clamping groove (18) formed in the surface of the valve rod (7), a clamping rod (17) is clamped inside the clamping groove (18), the other end of the clamping rod (17) penetrates through the fixing plate (16) and is fixedly connected with a pushing block (20), the clamping rod (17) is slidably connected with the fixing plate (16), and two sets of first springs (19) are arranged between the fixing plate (16) and the pushing block (20).
4. The stamping-resistant stop valve according to claim 1, characterized in that the lower end of the valve rod (7) is fixedly connected with a needle valve head (9), the needle valve head (9) is in a circular truncated cone shape, the needle valve head (9) is clamped with the valve seat (5), and the surface of the valve seat (5) is provided with a second sealing gasket (6) for sealing.
5. The stamping-resistant stop valve according to claim 4, characterized in that a packing layer (10) is arranged at the top of the valve cavity (4), the packing layer (10) is in threaded connection with the valve rod (7), and the outer wall of the packing layer (10) is fixedly connected with the inner wall of the valve cavity (4).
6. A stop valve of the punch-resistant type according to claim 5, characterized in that a second spring (8) is sleeved on the surface of the valve rod (7), one end of the second spring (8) is connected with the bottom end of the packing layer (10), and the other end of the second spring (8) is connected with the top end of the needle valve head (9).
7. The stamping-resistant stop valve according to claim 1, wherein a liquid outlet (3) is arranged at the bottom of the valve body (1), a liquid inlet (2) is arranged at the right side of the valve body (1), the liquid inlet (2) and the liquid outlet (3) are both communicated with the valve cavity (4), and inner walls of the liquid inlet (2) and the liquid outlet (3) are both provided with internal threads convenient for connecting external pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120851938.XU CN214578939U (en) | 2021-04-25 | 2021-04-25 | Stamping-resistant stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120851938.XU CN214578939U (en) | 2021-04-25 | 2021-04-25 | Stamping-resistant stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214578939U true CN214578939U (en) | 2021-11-02 |
Family
ID=78327886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120851938.XU Active CN214578939U (en) | 2021-04-25 | 2021-04-25 | Stamping-resistant stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214578939U (en) |
-
2021
- 2021-04-25 CN CN202120851938.XU patent/CN214578939U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 325000 lot A07, Lantian Industrial base, standard workshop, Longwan District, Wenzhou City, Zhejiang Province Patentee after: Beike Valve Group Co.,Ltd. Country or region after: China Address before: 325000 lot A07, Lantian Industrial base, standard workshop, Longwan District, Wenzhou City, Zhejiang Province Patentee before: BEIKE VALVE MANUFACTURING Co.,Ltd. Country or region before: China |