CN216201079U - Stop valve switch position indication structure - Google Patents
Stop valve switch position indication structure Download PDFInfo
- Publication number
- CN216201079U CN216201079U CN202122720618.3U CN202122720618U CN216201079U CN 216201079 U CN216201079 U CN 216201079U CN 202122720618 U CN202122720618 U CN 202122720618U CN 216201079 U CN216201079 U CN 216201079U
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- CN
- China
- Prior art keywords
- valve
- valve body
- switch position
- closing member
- position indicating
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Abstract
The utility model relates to a stop valve switch position indicating structure, which comprises a valve body, a valve seat arranged in the valve body and a closing member located on the valve seat, wherein a communicating hole is formed in the valve seat, a guide sleeve is arranged in the communicating hole, a matched indicating rod is arranged in the guide sleeve in a penetrating manner, C-scale marks and O-scale marks are respectively arranged on the indicating rod, one end of the indicating rod is connected with the closing member, the other end of the indicating rod penetrates through the lower end of the valve body in a sealing manner, when the C-scale marks are level with the lower end of the valve body, the closing member is closed in place, and when the O-scale marks are level with the lower end of the valve body, the closing member is opened in place. The stop valve switch position indicating structure can not only meet the accurate guiding of a switch piece, but also realize the judgment of the valve switch under special working conditions, and has strong functionality; the overall structure is simple, only the existing guide design needs to be simply modified, and the modification cost is low.
Description
Technical Field
The utility model relates to the field of stop valves, in particular to a stop valve switch position indicating structure.
Background
The stop valve is used as a valve with a closing member (valve clack) moving along the central line of a valve seat, mainly plays a role in adjusting and cutting off in a pipeline, and is universal due to the reasons of simple structure, good sealing performance, long service life and the like.
At present, the stop valve mainly exposes the position through the valve rod and judges valve switch position, nevertheless can't follow the top observation judgement switch of valve to some special installation conditions, for this reason, need design a neotype switch position instruction structure and deal with observation under the special operating mode.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: in order to overcome the defects of the prior art, a stop valve switch position indicating structure is provided.
In order to achieve the technical effects, the utility model adopts the technical scheme that: the utility model provides a stop valve switch position indication structure, includes the valve body, sets up the disk seat in the valve body and sits the closure member on the disk seat, be provided with the intercommunicating pore on the disk seat, be provided with the uide bushing in the intercommunicating pore, wear to be equipped with assorted pilot lever in the uide bushing, be provided with C mark scale mark and O mark scale mark on the pilot lever respectively, pilot lever one end is connected with the closure member, and the lower extreme that the other end was sealed to run through the valve body works as when C mark scale mark was leveled with the lower extreme of valve body, the closure member is closed and is targetting in place, when O mark scale mark was leveled with the lower extreme of valve body, the closure member is opened and is targetting in place.
Furthermore, the guide sleeve is coaxial with the communication, and the guide sleeve is welded and fixed with the valve seat through the guide frame.
Further, the closing element comprises a valve clack which can be in sealing fit with the valve seat and a valve rod connected with the valve clack, and the valve rod controls the valve clack to move up and down.
Furthermore, the center of the bottom of the valve clack is provided with a mounting hole, and one end of the indicating rod is connected with the mounting hole through threads in a spot welding mode.
Further, a valve cover is arranged on the valve body, and a packing assembly is arranged between the valve rod and the valve cover.
Further, a sealing ring is arranged between the indicating rod and the lower end of the valve body.
Further, the sealing ring is an O-shaped sealing ring.
Furthermore, both ends of the valve body are provided with connecting flanges, and detachable filter screens are arranged in the connecting flanges.
Compared with the prior art, the utility model has the beneficial effects that:
1. the valve opening and closing device can not only meet the requirement of accurate guiding of the opening and closing piece, but also realize the judgment of the opening and closing of the valve under special working conditions, and has strong functionality;
2. the overall structure is simple, only the existing guide design needs to be simply modified, and the modification cost is low.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the embodiments, and it is apparent that the described embodiments are some, but not all embodiments of the present invention.
Drawings
FIG. 1 is a schematic structural diagram of a stop valve switch position indicating structure of the present invention;
the reference numbers and corresponding designations in the drawings are: 1. the valve comprises a valve body, 2 parts of a valve seat, 3 parts of a closing member, 301 parts of a valve clack, 302 parts of a valve rod, 4 parts of a guide sleeve, 5 parts of a guide frame, 6 parts of an indicating rod, 7 parts of C scale marks, 8 parts of O scale marks, 9 parts of a valve cover, 10 parts of a packing component 11, a sealing ring, 12 parts of a connecting flange and 13 parts of a filter screen.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1, the present embodiment provides a stop valve switch position indicating structure, including a valve body 1, a valve seat 2 disposed in the valve body 1, and a closing member 3 seated on the valve seat 2, a communication hole is disposed on the valve seat 2, a guide sleeve 4 is disposed in the communication hole, wherein the guide sleeve 4 is coaxial with the communication hole for accuracy of an installation position, and the guide sleeve 4 is welded and fixed with the valve seat 2 through a guide frame 5 to prevent dropping; the matched indicating rod 6 penetrates through the guide sleeve 4, C-scale marks 7 and O-scale marks 8 are arranged on the indicating rod 6 respectively, one end of the indicating rod 6 is connected with the closing member 3, the other end of the indicating rod penetrates through the lower end of the valve body 1 in a sealing mode, when the C-scale marks 7 are level with the lower end of the valve body 1, the closing member 3 is closed in place, and when the O-scale marks 8 are level with the lower end of the valve body 1, the closing member 3 is opened in place.
According to the stop valve switch position indicating structure, the lower half portion of the indicating rod 6 is made to extend to the lower portion of the valve body 1 through the design of the long indicating rod 6, and C scale marks 7 and O scale marks 8 are arranged on the indicating rod 6 and used for observing the position of the closing member 3. When the closing member 3 is lifted, the indicating rod 6 is lifted until the lower end of the valve body 1 of the closing member is opened by the scale mark 8, and when the closing member 3 is lowered, the indicating rod 6 is lowered until the lower end of the valve body 1 of the closing member is closed by the scale mark 7. Overall structure is simple, only needs to carry out simple modification to current design, both can satisfy the accurate direction of switch spare, can realize the judgement of valve switch again under special operating mode.
Specifically, the closing member 3 comprises a valve clack 301 which can be in sealing fit with the valve seat 2 and a valve rod 302 connected with the valve clack 301, and the valve rod 302 controls the valve clack 301 to lift up and down; the center of the bottom of the valve clack 301 is provided with a mounting hole, and one end of the indicating rod 6 is connected with the mounting hole through threads and spot welding.
The valve body 1 is provided with a valve cover 9, and a packing assembly 10 is arranged between the valve rod 302 and the valve cover 9.
In order to prevent leakage problems, a sealing ring 11 is arranged between the indicating rod 6 and the lower end of the valve body 1, preferably, the sealing ring 11 is an O-shaped sealing ring.
Further, both ends of the valve body 1 are provided with connecting flanges 12, detachable filter screens 13 are arranged in the connecting flanges 12, and the filter screens 13 can isolate impurities to avoid influencing the sealing reliability between the closing member 3 and the valve seat 2.
The present invention is not limited to the above-described embodiments, and various modifications made without inventive step from the above-described concept will fall within the scope of the present invention for those skilled in the art.
Claims (8)
1. A stop valve switch position indicating structure comprises a valve body (1), a valve seat (2) arranged in the valve body (1) and a closing member (3) located on the valve seat (2), it is characterized in that a communicating hole is arranged on the valve seat (2), a guide sleeve (4) is arranged in the communicating hole, a matched indicating rod (6) penetrates through the guide sleeve (4), C scale marks (7) and O scale marks (8) are respectively arranged on the indicating rod (6), one end of the indicating rod (6) is connected with the closing member (3), the other end of the indicating rod penetrates through the lower end of the valve body (1) in a sealing manner, when the scale mark C (7) is level with the lower end of the valve body (1), the closing member (3) is closed in place, when the O scale mark (8) is level with the lower end of the valve body (1), the closing element (3) is opened in place.
2. The stop valve switch position indicating structure according to claim 1, characterized in that the guide sleeve (4) is coaxial with the communication, and the guide sleeve (4) is welded and fixed with the valve seat (2) through the guide frame (5).
3. The stop valve switch position indicating structure according to claim 1, wherein the closing member (3) comprises a valve flap (301) sealingly engageable with the valve seat (2) and a valve stem (302) connected to the valve flap (301), the valve stem (302) controlling the valve flap (301) to move up and down.
4. The stop valve switch position indicating structure according to claim 3, wherein a mounting hole is provided at the center of the bottom of the valve flap (301), and one end of the indicating rod (6) is screwed and spot-welded to the mounting hole.
5. The stop valve switch position indicating structure according to claim 3, wherein a valve cover (9) is provided on the valve body (1), and a packing assembly (10) is provided between the valve stem (302) and the valve cover (9).
6. The stop valve switch position indicating structure according to claim 1, characterized in that a seal ring (11) is provided between the indicating rod (6) and the lower end of the valve body (1).
7. Stop valve switch position indicating arrangement according to claim 6, characterized in that the sealing ring (11) is an O-ring.
8. The stop valve switch position indicating structure according to claim 1, wherein both ends of the valve body (1) are provided with connecting flanges (12), and a detachable filter screen (13) is arranged in the connecting flanges (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122720618.3U CN216201079U (en) | 2021-11-08 | 2021-11-08 | Stop valve switch position indication structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122720618.3U CN216201079U (en) | 2021-11-08 | 2021-11-08 | Stop valve switch position indication structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216201079U true CN216201079U (en) | 2022-04-05 |
Family
ID=80906238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122720618.3U Active CN216201079U (en) | 2021-11-08 | 2021-11-08 | Stop valve switch position indication structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216201079U (en) |
-
2021
- 2021-11-08 CN CN202122720618.3U patent/CN216201079U/en active Active
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