CN213512174U - Elastic hard sealing gate valve - Google Patents
Elastic hard sealing gate valve Download PDFInfo
- Publication number
- CN213512174U CN213512174U CN202022583494.4U CN202022583494U CN213512174U CN 213512174 U CN213512174 U CN 213512174U CN 202022583494 U CN202022583494 U CN 202022583494U CN 213512174 U CN213512174 U CN 213512174U
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- Prior art keywords
- valve
- seat
- fixed
- valve body
- threaded rod
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Links
- 238000007789 sealing Methods 0.000 title claims abstract description 23
- 238000005507 spraying Methods 0.000 claims abstract description 5
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 claims abstract description 5
- 230000002146 bilateral effect Effects 0.000 claims description 4
- 239000012530 fluid Substances 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 3
- 229910003460 diamond Inorganic materials 0.000 abstract description 2
- 239000010432 diamond Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 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 hard sealing gate valve of elasticity, including valve gap, valve body, elasticity floodgate seat and slot, the embedding of valve gap top surface has the bearing, and is provided with the hand wheel on the bearing, the hand wheel below is fixed with the wheel seat, and runs through the threaded rod at the wheel seat center, run through the threaded rod in the middle of the bearing, and threaded rod low side center is fixed with the dead lever, first bracing piece is openly installed to the dead lever, and is connected with first fixed the knot below the first bracing piece, the fixed knot bottom end of second is fixed with the second flashboard, install sealed the pad between valve gap and the valve body, and the valve gap side is fixed with the bolt, the bolt is run through to the valve body top surface, and the bolt lower extreme is connected with the nut, valve body internally mounted has elasticity floodgate seat, and has seted up. The elastic hard sealing gate valve is provided with an elastic gate seat, the surface of the elastic gate seat is made of tungsten carbide through spraying, the elastic hard sealing gate valve is stable in chemical property, the hardness of the elastic hard sealing gate valve is close to that of diamond, and the elastic hard sealing gate valve can resist cold and hot changes and different fluids.
Description
Technical Field
The utility model relates to a gate valve technical field specifically is a hard sealing gate valve of elasticity.
Background
Along with the state urbanization process is faster and faster, the water supply pipe gate valve of building uses more and more, because pipeline distribution is densely covered and mixed and disorderly, the use of gate valve has become indispensable partly in the pipeline construction, and the customer is also higher and higher to the price/performance ratio and the required quality of product.
Present gate valve structure is complicated, and overall structure is unstable, and the flashboard can cause the grinding when closing, can lead to the sealing performance to descend for a long time, takes place to leak the scheduling problem. We have therefore proposed a resilient hard seal gate valve to address the problems set out above.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hard sealing gate valve of elasticity to solve present current gate valve structure that above-mentioned background art provided complicated, overall structure is unstable, and the flashboard can cause the grinding when closing, can lead to the sealing performance decline for a long time, takes place the problem of leaking the etc.
In order to achieve the above object, the utility model provides a following technical scheme: an elastic hard sealing gate valve comprises a valve cover, a valve body, an elastic gate seat and a groove, wherein a bearing is embedded in the top surface of the valve cover, a hand wheel is arranged on the bearing, a wheel seat is fixed below the hand wheel, a threaded rod penetrates through the center of the wheel seat, a threaded rod penetrates through the middle of the bearing, a fixed rod is fixed at the lower end center of the threaded rod, a first supporting rod is installed on the front surface of the fixed rod, a first fixing buckle is connected below the first supporting rod, a first flashboard is installed at the tail end of the first fixing buckle, a second supporting rod is installed on the back surface of the fixed rod, a second fixing buckle is connected at the lower end of the second supporting rod, a second flashboard is fixed at the bottom end of the second fixing buckle, a sealing pad is installed between the valve cover and the valve body, a bolt is fixed on the side surface of the valve cover, a bolt penetrates through the, and a groove is arranged in the middle of the valve body.
Preferably, the hand wheel forms a rotating mechanism on the valve cover through a bearing and a wheel seat, and the hand wheel and the wheel seat are of an integrated structure.
Preferably, the middle of the wheel seat is in a spiral shape with a through hole, the threaded rod is connected with the wheel seat in a spiral manner, and the threaded rod forms a lifting mechanism inside the valve cover through a rotating hand wheel, the wheel seat and a bearing.
Preferably, first flashboard and second flashboard use the axis of threaded rod as the benchmark bilateral symmetry setting, and first bracing piece and first fixed the size of detaining with second bracing piece and second fixed the knot the same to first bracing piece is swing joint through first fixed knot on first flashboard.
Preferably, the area size of the top surface of the sealing gasket is the same as that of the bottom surface of the valve cover, the bottom surface of the valve cover and the sealing gasket are connected with the top surface of the valve body in a fitting mode, and the valve cover and the valve body are fixed through screw connection of bolts and nuts.
Preferably, the surface of the elastic brake seat is made of tungsten carbide through spraying, the diameter of the middle opening of the elastic brake seat is the same as that of the groove, and the elastic brake seats are symmetrically arranged in a left-right mode by taking the central axis of the valve body as a reference.
Compared with the prior art, the beneficial effects of the utility model are that: this elasticity hard seal gate valve:
(1) the gate is provided with a first supporting rod, a first fixing buckle, a second supporting rod, a second fixing buckle and a fixing rod, the supporting rod arranged on the gate can be pressed down through the lifting of the threaded rod, so that the gate is tightly attached to the gate seat, and the sealing is realized;
(2) be provided with elasticity floodgate seat, elasticity floodgate seat surface is made by the tungsten carbide spraying, and its chemical property is stable, and hardness and diamond are close, can resist cold and hot change and different fluid, more stable and practical.
Drawings
FIG. 1 is a schematic view of the main structure of the present invention;
FIG. 2 is a schematic view of the closing structure of the device of the present invention;
FIG. 3 is a schematic side view of the present invention;
FIG. 4 is a schematic view of a partial structure of the present invention;
FIG. 5 is a schematic view of the structure of the elastic valve seat of the present invention;
FIG. 6 is a schematic diagram of the right shutter structure of the present invention;
fig. 7 is a schematic view of the left shutter structure of the present invention.
In the figure: 1. a valve cover; 2. a bearing; 3. a hand wheel; 4. a wheel seat; 5. a threaded rod; 6. fixing the rod; 7. a first support bar; 8. a first fixing buckle; 9. a first shutter plate; 10. a second support bar; 11. a second fixing buckle; 12. a second shutter plate; 13. a gasket; 14. a valve body; 15. a bolt; 16. a nut; 17. an elastic brake seat; 18. and (4) a groove.
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. 1-7, the present invention provides a technical solution: an elastic hard sealing gate valve comprises a valve cover 1, a bearing 2, a hand wheel 3, a wheel seat 4, a threaded rod 5, a fixed rod 6, a first supporting rod 7, a first fixing buckle 8, a first flashboard 9, a second supporting rod 10, a second fixing buckle 11, a second flashboard 12, a sealing gasket 13, a valve body 14, a bolt 15, a nut 16, an elastic gate seat 17 and a groove 18, wherein the bearing 2 is embedded in the top surface of the valve cover 1, the hand wheel 3 is arranged on the bearing 2, the wheel seat 4 is fixed below the hand wheel 3, the threaded rod 5 penetrates through the center of the wheel seat 4, the threaded rod 5 penetrates through the middle of the bearing 2, the fixed rod 6 is fixed at the center of the lower end of the threaded rod 5, the first supporting rod 7 is installed on the front surface of the fixed rod 6, the first fixing buckle 8 is connected below the first supporting rod 7, the first flashboard 9 is installed at the tail end of the first fixing buckle 8, the second supporting rod 10 is installed on the back, the bottom end of the second fixing buckle 11 is fixed with a second flashboard 12, a sealing gasket 13 is arranged between the valve cover 1 and the valve body 14, a bolt 15 is fixed on the side face of the valve cover 1, the bolt 15 penetrates through the top face of the valve body 14, the lower end of the bolt 15 is connected with a nut 16, an elastic brake seat 17 is arranged inside the valve body 14, and a groove 18 is formed in the middle of the valve body 14.
The hand wheel 3 forms a rotating mechanism on the valve cover 1 through the bearing 2 and the wheel seat 4, and the hand wheel 3 and the wheel seat 4 are of an integrated structure, so that the hand wheel 3 can rotate conveniently, and time and labor are saved.
Be the through-hole heliciform in the middle of wheel seat 4, and the connected mode between threaded rod 5 and the wheel seat 4 is threaded connection to threaded rod 5 constitutes elevating system through rotatory hand wheel 3, wheel seat 4 and bearing 2 in valve gap 1 is inside, can go up and down first flashboard 9 and second flashboard 12 and withdraw, thereby realizes opening and closing of gate valve.
The top surface area size of sealed pad 13 is the same with the bottom surface area size of valve gap 1, and the connected mode between valve gap 1 bottom surface and sealed pad 13 and the 14 top surfaces of valve body is connected for the laminating to valve gap 1 and valve body 14 are fixed mutually through bolt 15 and 16 threaded connection of nut, prevent to take place to leak between valve body 14 and the valve gap 1, the maintenance in the later stage of being convenient for.
The surface of the elastic gate seat 17 is made of tungsten carbide through spraying, the diameter of the middle opening of the elastic gate seat 17 is the same as that of the groove 18, the elastic gate seat 17 is symmetrically arranged in two groups in a left-right mode by taking the central axis of the valve body 14 as a reference, the hardness is higher, the chemical property is stable, and different fluids can be resisted from being corroded.
The working principle is as follows: when the elastic hard seal gate valve is used, firstly, the hand wheel 3 is rotated to enable the wheel seat 4 to rotate on the bearing 2, the middle of the wheel seat 4 is in a spiral through hole shape and is in threaded connection with the threaded rod 5, then the threaded rod 5 is spirally lifted through the rotating wheel seat 4, the fixed rod 6 is installed at the bottom center of the threaded rod 5, the first supporting rod 7 is installed on the front face of the fixed rod 6, the lower end of the first supporting rod 7 is connected with the first fixing buckle 8 and the first gate plate 9, the rear end of the fixed rod 6 is connected with the second supporting rod 10 and the second fixing buckle 11 and is fixed on the second gate plate 12, then the first gate plate 9 and the second gate plate 12 are separated from the elastic gate seat 17 through the lifting of the threaded rod 5, and finally the gate valve is opened.
When the gate valve is closed, the hand wheel 3 is rotated to descend the threaded rod 5, when the threaded rod 5 descends to the position where the first gate plate 9 and the second gate plate 12 contact the bottom surface of the valve body 14, the threaded rod 5 continues to descend, at the moment, the first supporting rod 7 and the second supporting rod 10 press down to two sides by taking the fixed rod 6 as the center, the first gate plate 9 and the second gate plate 12 are pushed to be attached to the elastic gate seat 17, and the whole working process is achieved. And those not described in detail in this specification are well within the skill of those in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a hard sealing gate valve of elasticity, includes valve gap (1), valve body (14), elasticity floodgate seat (17) and slot (18), its characterized in that: the valve cover is characterized in that a bearing (2) is embedded into the top surface of the valve cover (1), a hand wheel (3) is arranged on the bearing (2), a wheel seat (4) is fixed below the hand wheel (3), a threaded rod (5) penetrates through the center of the wheel seat (4), a threaded rod (5) penetrates through the middle of the bearing (2), a fixing rod (6) is fixed at the center of the lower end of the threaded rod (5), a first supporting rod (7) is installed on the front side of the fixing rod (6), a first fixing buckle (8) is connected below the first supporting rod (7), a first flashboard (9) is installed at the tail end of the first fixing buckle (8), a second supporting rod (10) is installed on the back side of the fixing rod (6), a second fixing buckle (11) is connected to the lower end of the second supporting rod (10), a second flashboard (12) is fixed at the bottom end of the second fixing buckle (11), and a sealing gasket (13) is installed, and the side of the valve cover (1) is fixed with a bolt (15), the top surface of the valve body (14) penetrates through the bolt (15), the lower end of the bolt (15) is connected with a nut (16), an elastic brake seat (17) is arranged in the valve body (14), and a groove (18) is formed in the middle of the valve body (14).
2. The resilient hard seal gate valve of claim 1, wherein: the hand wheel (3) forms a rotating mechanism on the valve cover (1) through the bearing (2) and the wheel seat (4), and the hand wheel (3) and the wheel seat (4) are of an integrated structure.
3. The resilient hard seal gate valve of claim 1, wherein: the middle of the wheel seat (4) is in a spiral shape with a through hole, the connection mode between the threaded rod (5) and the wheel seat (4) is in spiral connection, and the threaded rod (5) forms a lifting mechanism inside the valve cover (1) through the rotating hand wheel (3), the wheel seat (4) and the bearing (2).
4. The resilient hard seal gate valve of claim 1, wherein: first flashboard (9) and second flashboard (12) use the axis of threaded rod (5) as the benchmark bilateral symmetry setting, and first bracing piece (7) and first fixed knot (8) are the same with the fixed size of detaining (11) of second bracing piece (10) and second to first bracing piece (7) are swing joint through first fixed knot (8) on first flashboard (9).
5. The resilient hard seal gate valve of claim 1, wherein: the area size of the top surface of the sealing gasket (13) is the same as that of the bottom surface of the valve cover (1), the bottom surface of the valve cover (1) is connected with the sealing gasket (13) and the top surface of the valve body (14) in a fitting mode, and the valve cover (1) is fixed with the valve body (14) through a bolt (15) and a nut (16) in a spiral connection mode.
6. The resilient hard seal gate valve of claim 1, wherein: the surface of the elastic brake seat (17) is made of tungsten carbide through spraying, the diameter of the middle opening of the elastic brake seat (17) is the same as that of the groove (18), and the elastic brake seat (17) is arranged in a bilateral symmetry mode by taking the central axis of the valve body (14) as a reference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022583494.4U CN213512174U (en) | 2020-11-10 | 2020-11-10 | Elastic hard sealing gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022583494.4U CN213512174U (en) | 2020-11-10 | 2020-11-10 | Elastic hard sealing gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213512174U true CN213512174U (en) | 2021-06-22 |
Family
ID=76422632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022583494.4U Expired - Fee Related CN213512174U (en) | 2020-11-10 | 2020-11-10 | Elastic hard sealing gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213512174U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118669091A (en) * | 2024-08-22 | 2024-09-20 | 江苏苏盐阀门机械有限公司 | A prevent leaking well head gate valve for oil development |
-
2020
- 2020-11-10 CN CN202022583494.4U patent/CN213512174U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118669091A (en) * | 2024-08-22 | 2024-09-20 | 江苏苏盐阀门机械有限公司 | A prevent leaking well head gate valve for oil development |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210622 Termination date: 20211110 |