CN221003824U - Gate valve with balanced supporting structure - Google Patents
Gate valve with balanced supporting structure Download PDFInfo
- Publication number
- CN221003824U CN221003824U CN202322316803.5U CN202322316803U CN221003824U CN 221003824 U CN221003824 U CN 221003824U CN 202322316803 U CN202322316803 U CN 202322316803U CN 221003824 U CN221003824 U CN 221003824U
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- Prior art keywords
- valve
- support plate
- valve core
- balanced
- cavity
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- 238000004891 communication Methods 0.000 claims description 18
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 9
- 238000007789 sealing Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 description 9
- 238000009434 installation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- Sliding Valves (AREA)
Abstract
The utility model provides a gate valve with a balance supporting structure, which comprises a gate valve box body, wherein a cavity is formed in the gate valve box body, a driving structure is arranged on the gate valve box body, a valve core structure and the balance supporting structure are arranged in the cavity, the driving structure stretches into the cavity and is connected with the valve core structure, one end of the balance supporting structure is connected with the inner wall of the cavity, the other end of the balance supporting structure stretches out towards the direction of the valve core structure, and the balance supporting structure is used for limiting the valve core structure to overturn. When the driving structure drives the valve core structure to move so as to close or open the spile valve box body, the valve core structure can be effectively prevented from being overturned in the moving process by limiting and overturning the balanced supporting structure, so that the stress condition of the valve core structure in the opening or closing process is balanced and improved, and the sealing effect of the valve core structure is improved.
Description
Technical Field
The utility model relates to the technical field of gate valves, in particular to a gate valve with a balanced supporting structure.
Background
At present, a large-sized gate valve used on vacuum equipment is sealed by directly driving a valve core through an air cylinder, and the valve core has no supporting structure in the sealing process, so that the valve core is relatively poor in stress condition when driven by a driving structure, the valve core is easy to overturn, and further the gate valve is worn and air leakage is caused.
Disclosure of utility model
The utility model solves one of the problems existing in the related art to a certain extent, and therefore, one purpose of the utility model is to provide a gate valve with a balanced supporting structure, which can effectively avoid the situation that the valve core structure is overturned in the moving process.
The above object is achieved by the following technical scheme:
The utility model provides a push-pull valve with balanced bearing structure, includes the push-pull valve box form the cavity in the push-pull valve box be equipped with driving structure on the push-pull valve box be equipped with case structure and balanced bearing structure in the cavity, driving structure stretches into in the cavity and with the case structure is connected, balanced bearing structure one end with the cavity inner wall links to each other, and the other end is to the case structure direction stretches out, balanced bearing structure is used for the restriction the case structure takes place the upset.
As a further improvement of the utility model, the balance supporting structure comprises a supporting plate assembly and a guide wheel, wherein the guide wheel is arranged on the supporting plate assembly, the supporting plate assembly is connected with the inner wall of the cavity, and the guide wheel extends out towards the valve core structure.
As a further improvement of the utility model, the support plate assembly comprises a first support plate and a second support plate, wherein the first support plate is connected with the inner wall of the cavity, one end of the second support plate is connected with the first support plate, the other end of the second support plate extends towards the direction close to the valve core structure, and the guide wheel is arranged on the second support plate.
As a further improvement of the utility model, the end of the first supporting plate is turned downwards to form a connecting plate, and the connecting plate is connected with the second supporting plate.
The utility model further comprises a fixing screw, wherein the connecting plate is provided with a fixing hole, the second supporting plate is provided with a waist-shaped hole, and the fixing screw passes through the fixing hole and the waist-shaped hole to fix the second supporting plate on the connecting plate.
As a further improvement of the utility model, the valve further comprises an adjusting screw, wherein an adjusting hole is formed in the first supporting plate, the adjusting screw passes through the adjusting hole to be propped against the second supporting plate, and the adjusting screw is used for adjusting a gap between the guide wheel and the valve core structure.
As a further improvement of the utility model, the first supporting plate is fixedly connected with the inner wall of the cavity through a first screw.
As a further improvement of the utility model, a first communication port and a second communication port are arranged at the position of the spile valve box body, the valve core structure is arranged between the first communication port and the second communication port, and the valve core structure is arranged at one end close to the first communication port.
As a further improvement of the present utility model, an installation space is formed between the spool structure and the second communication port, and the support structure is provided at the installation space.
As a further improvement of the utility model, the valve core structure comprises a valve core structure body and a valve plate, and a connecting rod structure is arranged between the valve core structure body and the valve plate
Compared with the prior art, the utility model at least comprises the following beneficial effects:
1. The utility model provides a gate valve with a balance supporting structure, when a driving structure drives a valve core structure to move to close or open a gate valve box body, the valve core structure is limited to be overturned through the balance supporting structure, so that the condition that the valve core structure is overturned in the moving process can be effectively avoided, the stress condition of the valve core structure in the opening or closing process is balanced and improved, and the sealing effect of the valve core structure is improved.
Drawings
FIG. 1 is a schematic illustration of a gate valve with a balanced support structure according to an embodiment;
FIG. 2 is a cross-sectional view showing a closed state of the valve housing of the spile according to the embodiment;
FIG. 3 is a cross-sectional view showing an opened state of the valve housing of the spile according to the embodiment;
FIG. 4 is a schematic diagram of a balance support structure according to an embodiment;
FIG. 5 is an exploded schematic view of a balanced support structure in an embodiment;
FIG. 6 is another exploded schematic view of a balanced support structure in an embodiment;
FIG. 7 is a further exploded view of the balance support structure of the embodiment;
fig. 8 is a schematic diagram of a balance support structure according to another embodiment.
Detailed Description
The following examples illustrate the utility model, but the utility model is not limited to these examples. Modifications and equivalents of some of the technical features of the specific embodiments of the present utility model may be made without departing from the spirit of the present utility model, and they are all included in the scope of the claimed utility model.
1-8, A push-pull valve with balanced bearing structure 5, including picture peg valve box 1 form cavity 2 in the picture peg valve box 1 be equipped with drive structure 3 on the picture peg valve box 1 be equipped with case structure 4 and balanced bearing structure 5 in the cavity 2, drive structure 3 stretch into in the cavity 2 and with case structure 4 is connected, balanced bearing structure 5 one end with the cavity 2 inner wall links to each other, and the other end is to case structure 4 direction stretches out, balanced bearing structure 5 is used for restricting case structure 4 takes place the upset.
The utility model provides a gate valve with a balance supporting structure 5, when a driving structure 3 drives a valve core structure 4 to move to close or open a gate valve box body 1, the valve core structure 4 is limited to be overturned through the balance supporting structure 5, so that the situation that the valve core structure 4 is overturned in the moving process can be effectively avoided, the stress condition of the valve core structure 4 in the opening or closing process is balanced and improved, and the sealing effect of the valve core structure 4 is improved.
In this embodiment, the valve core structure 4 includes a valve core body 41 and a valve plate 42, and a connecting rod structure is disposed between the valve core body 41 and the valve plate 42, when the valve core structure 4 is driven by the driving structure 3 to close, the valve core body 41 and the valve plate will be mutually opened under the action of the connecting rod structure, and the connecting rod structure will push the valve core body 41, so that a turnover moment exists on the valve core body 41, and through the balance supporting structure 5, the situation that the valve core structure 4 is turned over can be effectively avoided.
The balance support structure 5 comprises a support plate assembly 51 and a guide wheel 52, the guide wheel 52 is mounted on the support plate assembly 51, the support plate assembly 51 is connected with the inner wall of the cavity 2, and the guide wheel 52 extends towards the valve core structure 4.
In some embodiments, the guide wheel 52 contacts the spool body 41 to limit the spool body from tipping.
In some embodiments, a gap exists between the guide wheel 52 and the valve core body 41, and when the valve core body turns, the valve core body approaches to the guide wheel 52 direction, so that the valve core body contacts with the guide wheel 52, and the turning of the valve core body is limited by the guide wheel 52.
The support plate assembly 51 includes a first support plate 511 and a second support plate 512, the first support plate 511 is connected to the inner wall of the cavity 2, one end of the second support plate 512 is connected to the first support plate 511, the other end extends toward the direction close to the valve core structure 4, and the guide wheel 52 is mounted on the second support plate 512.
In this embodiment, the cross sections of the first support plate 511 and the second support plate 512 are in an "L" shape.
In this embodiment, the first support plate 511 is fixedly connected to the inner wall of the cavity 2 by a first screw, so as to fixedly connect the balance support structure 5 to the cavity.
In some embodiments, the connection plate 513 is formed by folding down an end of the first support plate 511; in some embodiments, the connection plate 513 is formed at an end of the first support plate 511. The connection plate 513 is connected to the second support plate 512. In this embodiment, the cross sections of the first support plate 511 and the connection plate 513 are in an "L" shape.
In this embodiment, the adjusting screw 514 is further included, and an adjusting hole 510 is provided on the first support plate 511, where the adjusting screw 514 extends into the adjusting hole 510 and abuts against the upper end surface of the second support plate, so as to adjust the position of the second support plate, that is, adjust the gap between the guide wheel 52 and the valve core structure 4.
In this embodiment, the fixing screw 515 is further provided, a fixing hole 5131 is formed in the connecting plate 513, and a waist-shaped hole 5121 is formed in the second support plate 512, through which the fixing screw passes through the fixing hole and the waist-shaped hole, so as to connect and fix the second support plate 512 and the connecting plate 513.
In this embodiment, a mounting groove 5132 is further formed in the connection plate 513, the second support plate is mounted at the mounting groove 5132, and the fixing hole 5131 is disposed at the mounting groove.
When the gap between the guide wheel 52 and the valve core structure 4 needs to be adjusted, the fixing screw is unscrewed to release the state that the second supporting plate is tightly pressed on the connecting plate, so that the second supporting plate can move up and down relative to the connecting plate, and at the moment, if the gap between the guide wheel 52 and the valve core structure 4 needs to be reduced, the adjusting screw is adjusted downwards; if it is desired to increase the clearance between the guide wheel 52 and the valve core structure 4, the adjusting screw is adjusted upward. And after the adjustment is finished, the second supporting plate is fastened on the connecting plate through the fixing screw. To achieve the purpose of adjusting the gap between the guide wheel 52 and the valve core structure 4. In addition, in the adjusting process, the adjusting screw 514 or the fixing screw 515 is not required to be completely unscrewed, so that the adjustment is convenient.
In some embodiments, a guide groove is provided at an end of the spool body near the guide wheel structure, and the guide wheel extends into the guide groove to guide the guide wheel through the guide groove. The movement direction of the valve core body when being opened or closed can be further ensured.
The plug valve box body 1 is provided with a first communication port 11 and a second communication port 12, the valve core structure 4 is arranged between the first communication port 11 and the second communication port 12, and the valve core structure 4 is near one end of the first communication port 11.
An installation space is formed between the valve core structure 4 and the second communication port 12, and the support structure is disposed at the installation space.
The above-mentioned preferred embodiments should be regarded as illustrative examples of embodiments of the present application, and all such technical deductions, substitutions, improvements made on the basis of the same, similar or similar embodiments of the present application should be regarded as the protection scope of the present patent.
Claims (9)
1. The utility model provides a push-pull valve with balanced bearing structure, its characterized in that, includes picture peg valve box form the cavity in the picture peg valve box be equipped with drive structure on the picture peg valve box be equipped with case structure and balanced bearing structure in the cavity, drive structure stretch into in the cavity and with the case structure is connected, balanced bearing structure one end with the cavity inner wall links to each other, and the other end is to the case structure direction stretches out, balanced bearing structure is used for limiting the case structure takes place the upset, balanced bearing structure includes backup pad subassembly and guide pulley, the guide pulley is installed on the backup pad subassembly, the backup pad subassembly with the cavity inner wall is connected, just the guide pulley is to case structure direction stretches out.
2. The gate valve with a balanced support structure according to claim 1, wherein the support plate assembly comprises a first support plate and a second support plate, the first support plate is connected with the inner wall of the cavity, one end of the second support plate is connected with the first support plate, the other end extends towards a direction close to the valve core structure, and the guide wheel is mounted on the second support plate.
3. The gate valve with balanced support structure according to claim 2, wherein the end of the first support plate is folded down to form a web, the web being connected to the second support plate.
4. A gate valve with balanced support structure according to claim 3, further comprising a fixing screw, wherein a fixing hole is provided in the connection plate, and a waist-shaped hole is provided in the second support plate, and the second support plate is fixed to the connection plate by passing the fixing screw through the fixing hole and the waist-shaped hole.
5. A gate valve with a balanced support structure according to claim 3, further comprising an adjusting screw, wherein an adjusting hole is provided in the first support plate, the adjusting screw passes through the adjusting hole and abuts against the second support plate, and the adjusting screw is used for adjusting a gap between the guide wheel and the valve core structure.
6. The gate valve with the balance supporting structure according to claim 2, wherein the first supporting plate is fixedly connected with the inner wall of the cavity through a first screw.
7. The gate valve with a balanced support structure according to claim 1, wherein a first communication port and a second communication port are provided at the gate valve housing, the valve core structure is installed between the first communication port and the second communication port, and the valve core structure is at one end near the first communication port.
8. The gate valve with a balanced support structure according to claim 7, wherein a mounting space is formed between the spool structure and the second communication port, the support structure being disposed at the mounting space.
9. The gate valve with the balanced support structure according to claim 1, wherein the valve core structure comprises a valve core body and a valve plate, and a connecting rod structure is arranged between the valve core body and the valve plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322316803.5U CN221003824U (en) | 2023-08-28 | 2023-08-28 | Gate valve with balanced supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322316803.5U CN221003824U (en) | 2023-08-28 | 2023-08-28 | Gate valve with balanced supporting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221003824U true CN221003824U (en) | 2024-05-24 |
Family
ID=91127374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322316803.5U Active CN221003824U (en) | 2023-08-28 | 2023-08-28 | Gate valve with balanced supporting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221003824U (en) |
-
2023
- 2023-08-28 CN CN202322316803.5U patent/CN221003824U/en active Active
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