CN219954450U - Valve seat replacement structure - Google Patents
Valve seat replacement structure Download PDFInfo
- Publication number
- CN219954450U CN219954450U CN202223581091.1U CN202223581091U CN219954450U CN 219954450 U CN219954450 U CN 219954450U CN 202223581091 U CN202223581091 U CN 202223581091U CN 219954450 U CN219954450 U CN 219954450U
- Authority
- CN
- China
- Prior art keywords
- valve seat
- valve
- seat body
- sealing
- sealing cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000007789 sealing Methods 0.000 claims abstract description 55
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 230000000149 penetrating effect Effects 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 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
Landscapes
- Mechanically-Actuated Valves (AREA)
- Lift Valve (AREA)
Abstract
The utility model provides a valve seat replacing structure which comprises a valve body and a valve seat body, wherein the valve seat body is arranged on the inner side of the valve body and matched with the valve body, the top of the valve body is arranged at an opening, a sealing cover is arranged at the opening, the sealing cover is in sealing connection with the opening end of the valve body, the top of the sealing cover is in penetrating connection with a rotating handle, the rotating handle is in penetrating connection with the valve seat body, and a jacking mechanism is arranged between the bottom of the valve body and the valve seat body; the jacking mechanism jacks up the sealing cover through the valve seat body. According to the utility model, the valve seat body is rotated to be parallel to the opening, the rotating handle is fixed, the screw rod is driven to rotate by the rotating screw cap, and the valve seat body and the sealing cover are driven to move upwards in a threaded transmission mode through the rotating screw rod, so that the valve seat body and the sealing cover can be removed through the opening, the sealing cover, the rotating handle and the whole valve seat body are replaced, and the valve seat body is installed in the valve body again, so that the valve seat body can be replaced conveniently.
Description
Technical Field
The utility model relates to the technical field of valves, in particular to a valve seat replacement structure.
Background
Various valves are one of the objects necessary for pipeline connection, and a common valve comprises a valve body and a valve seat, wherein the valve seat is used for supporting the valve core at the fully closed position and forms a sealing pair.
The prior art has the following defects: most of valve seats in the prior art are arranged in an assembled valve body, when the valve seat is damaged, the assembled valve body needs to be disassembled, the valve seat can be taken out, and the valve seat is inconvenient to take out, so that the valve seat is inconvenient to replace.
Disclosure of Invention
The utility model provides a valve seat replacing structure aiming at the defects of the prior art.
The utility model solves the technical problems by the following technical means: the valve seat replacing structure comprises a valve body and a valve seat body, wherein the valve seat body is arranged on the inner side of the valve body and matched with the valve body, a sealing cover is arranged at the opening of the top of the valve body and is in sealing connection with the opening end of the valve body, a rotating handle is connected to the top of the sealing cover in a penetrating manner, the rotating handle is connected to the valve seat body in a penetrating manner, and a jacking mechanism is arranged between the bottom of the valve body and the valve seat body; the jacking mechanism jacks up the sealing cover through the valve seat body.
Preferably, the jacking mechanism comprises a rotating screw cap arranged at the bottom of the valve body, a screw rod connected to the top of the rotating screw cap and a threaded hole formed in the bottom of the valve seat body, wherein the screw rod penetrates through the valve body, and the screw rod is in threaded connection with the threaded hole in the bottom of the valve seat body.
Preferably, a sealing element is arranged at the joint of the sealing cover and the valve body, and the sealing cover is in sealing connection with the valve body through the sealing element.
Preferably, the top of the sealing cover is connected with a first fixed block, and the rotating shaft part of the rotating handle is in sealing and rotating connection with the first fixed block through a sealing bearing.
Preferably, the bottom of the valve body is connected with a second fixed block, and the screw rod is in sealing rotary connection with the second fixed block through a sealing bearing.
Preferably, the longitudinal length of the valve seat body in the horizontal direction is greater than the diameter of the valve seat body.
The utility model has the beneficial effects that:
according to the utility model, the valve seat body is rotated to be parallel to the opening, the rotating handle is fixed, the screw rod is driven to rotate by the rotating screw cap, and the valve seat body and the sealing cover are driven to move upwards in a threaded transmission mode through the rotating screw rod, so that the valve seat body and the sealing cover can be removed through the opening, the sealing cover, the rotating handle and the whole valve seat body are replaced, and the valve seat body is installed in the valve body again, so that the valve seat body can be replaced conveniently.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic rotation of a valve seat body according to the present utility model;
FIG. 3 is a schematic view of the valve seat body of the present utility model removed from the interior cavity of the valve body.
In the figure: 1. a valve body; 2. a valve seat body; 3. a cover; 4. a rotating handle; 5. a jacking mechanism; 51. rotating the nut; 52. a screw rod; 53. a threaded hole; 6. a seal; 7. a first fixed block; 8. a second fixed block; 9. an opening.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, 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, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Examples
Referring to fig. 1 to 3, the valve seat replacing structure of the present embodiment includes a valve body 1 and a valve seat body 2 disposed inside the valve body 1 and matched with the valve body 1, wherein a top of the valve body 1 is disposed at an opening 9, a cover 3 is disposed at the opening 9, the valve seat body 2 seals and plugs a cavity formed by the valve body 1 and the cover 3, a sealing member 6 is disposed at a joint between the cover 3 and the valve body 1, the cover 3 is in sealing connection with the valve body 1 through the sealing member 6, a rotating handle 4 is connected through the top of the cover 3, the rotating handle 4 is connected in the valve seat body 2, a first fixing block 7 is connected at the top of the cover 3, a rotating shaft portion of the rotating handle 4 is in sealing and rotating connection with the first fixing block 7 through a sealing bearing, and a jacking mechanism 5 is disposed between the bottom of the valve body 1 and the valve seat body 2; the jacking mechanism 5 jacks up the sealing cover 3 through the valve seat body 2;
the jacking mechanism 5 comprises a rotating screw cap 51 arranged at the bottom of the valve body 1, a screw rod 52 connected to the top of the rotating screw cap 51, and a threaded hole 53 formed at the bottom of the valve seat body 2, wherein the screw rod 52 is arranged in the valve body 1 in a penetrating manner, and the screw rod 52 is in threaded connection with the threaded hole 53 at the bottom of the valve seat body 2; the bottom of the valve body 1 is connected with a second fixed block 8, and a screw rod 52 is in sealing and rotating connection with the second fixed block 8 through a sealing bearing; the longitudinal length of the valve seat body 2 in the horizontal direction is larger than the diameter of the valve seat body 2;
the specific embodiment is as follows: when the valve seat is used, the valve seat body 2 is rotated through the rotating handle 4, so that the valve seat body 2 does not plug an inner cavity formed by the valve body 1 and the sealing cover 3 any more, flow guide is realized, the valve seat body 2 is rotated through the rotating handle 4, so that the valve seat body 2 plugs an inner cavity formed by the valve body 1 and the sealing cover 3, and shut-off is realized, wherein the acting force between the screw rod 52 and the valve seat body 2 is large, and when the rotating handle 4 drives the valve seat body 2 to rotate, the valve seat body 2 drives the screw rod 52 and the rotating nut 51 to synchronously rotate; when the valve seat body 2 is damaged, the valve seat body 2 is rotated to be parallel to the opening 9, the rotary handle 4 is fixed, the rotary nut 51 is rotated, the screw rod 52 is in threaded connection with the threaded hole 53 at the bottom of the valve seat body 2, the rotary screw rod 52 drives the valve seat body 2 and the sealing cover 3 to move upwards in a threaded transmission mode, as shown in fig. 3, the valve seat body 2 and the sealing cover 3 can be removed through the opening 9 because the longitudinal length of the valve seat body 2 in the horizontal direction is larger than the diameter of the valve seat body 2, and the sealing cover 3, the rotary handle 4 and the whole of the valve seat body 2 are replaced, so that the valve seat body 2 is installed in the valve body 1 again, and the valve seat body 2 can be replaced conveniently.
It is noted that relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; 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 (5)
1. The utility model provides a disk seat change structure, includes valve body (1), and set up in valve body (1) inboard and valve body (1) assorted setting's disk seat body (2), its characterized in that: the top of the valve body (1) is arranged at the opening (9), a sealing cover (3) is arranged at the opening (9), the sealing cover (3) is in sealing connection with the opening (9) end of the valve body (1), a rotating handle (4) is connected to the top of the sealing cover (3) in a penetrating manner, the rotating handle (4) is connected to the valve seat body (2) in a penetrating manner, and a jacking mechanism (5) is arranged between the bottom of the valve body (1) and the valve seat body (2); the jacking mechanism (5) jacks up the sealing cover (3) through the valve seat body (2);
the jacking mechanism (5) comprises a rotating screw cap (51) arranged at the bottom of the valve body (1), a screw rod (52) connected to the top of the rotating screw cap (51) and a threaded hole (53) formed in the bottom of the valve seat body (2), wherein the screw rod (52) is arranged in the valve body (1) in a penetrating mode, and the screw rod (52) is connected in the threaded hole (53) in the bottom of the valve seat body (2) in a threaded mode.
2. A valve seat replacement structure according to claim 1, wherein: the sealing device is characterized in that a sealing piece (6) is arranged at the joint of the sealing cover (3) and the valve body (1), and the sealing cover (3) is in sealing connection with the valve body (1) through the sealing piece (6).
3. A valve seat replacement structure according to claim 1, wherein: the top of the sealing cover (3) is connected with a first fixed block (7), and the rotating shaft part of the rotating handle (4) is in sealing rotation connection with the first fixed block (7) through a sealing bearing.
4. A valve seat replacement structure according to claim 1, wherein: the bottom of the valve body (1) is connected with a second fixed block (8), and the screw rod (52) is in sealing rotary connection with the second fixed block (8) through a sealing bearing.
5. A valve seat replacement structure according to claim 1, wherein: the longitudinal length of the valve seat body (2) in the horizontal direction is larger than the diameter of the valve seat body (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223581091.1U CN219954450U (en) | 2022-12-31 | 2022-12-31 | Valve seat replacement structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223581091.1U CN219954450U (en) | 2022-12-31 | 2022-12-31 | Valve seat replacement structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219954450U true CN219954450U (en) | 2023-11-03 |
Family
ID=88553886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223581091.1U Active CN219954450U (en) | 2022-12-31 | 2022-12-31 | Valve seat replacement structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219954450U (en) |
-
2022
- 2022-12-31 CN CN202223581091.1U patent/CN219954450U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212297711U (en) | Floating ball valve convenient to maintain | |
| CN219954450U (en) | Valve seat replacement structure | |
| CN214662177U (en) | Convenient manual type plug valve | |
| CN211288775U (en) | Ultra-low temperature butterfly valve | |
| CN110645362B (en) | Handle fluted disc butterfly valve | |
| CN221121076U (en) | Quick-closing stop valve | |
| CN112524268A (en) | Improved self-purification water valve | |
| CN216201039U (en) | Shaft sleeve for valve | |
| CN210661477U (en) | Adjustable manual sealing ball valve | |
| CN216843209U (en) | Pneumatic bi-pass ball valve | |
| CN219809435U (en) | High-precision pneumatic ball valve | |
| CN217463293U (en) | Thin type butt-clamping flange ball valve | |
| CN214999448U (en) | Spiral center line butterfly valve without pin lining rubber | |
| CN113833453B (en) | Test wellhead control device | |
| CN220622778U (en) | Stress-reducing intelligent electric valve positioner | |
| CN220622783U (en) | Butterfly valve with multiple seal structure | |
| CN216812874U (en) | Telescopic metal seal butterfly valve | |
| CN218094377U (en) | Clean biological diaphragm valve | |
| CN216812901U (en) | High-temperature bidirectional metal hard sealing butterfly valve | |
| CN220204679U (en) | High-performance anti-scouring angle type regulating valve | |
| CN219911787U (en) | Intelligent adjusting butterfly valve | |
| CN216279526U (en) | Light-torque diaphragm valve with bearing | |
| CN213982076U (en) | Needle valve | |
| CN113757402B (en) | Gate valve with closing limiting device | |
| CN220600622U (en) | Low-temperature stop valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |