CN220060540U - Low-flow self-operated regulating valve - Google Patents
Low-flow self-operated regulating valve Download PDFInfo
- Publication number
- CN220060540U CN220060540U CN202321690507.5U CN202321690507U CN220060540U CN 220060540 U CN220060540 U CN 220060540U CN 202321690507 U CN202321690507 U CN 202321690507U CN 220060540 U CN220060540 U CN 220060540U
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- valve body
- self
- valve
- pipe
- run
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- 230000001105 regulatory effect Effects 0.000 title abstract description 22
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 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
Abstract
The utility model discloses a low-flow self-operated regulating valve, which comprises a valve body, wherein ports on two sides of the valve body are penetrated through and are provided with adjustable connecting modules, each adjustable connecting module comprises a first sealing ring, the first sealing rings penetrate through and are in sliding connection with the valve body, one ends of the two first sealing rings, which are opposite, penetrate through and are fixedly connected with second guide pipes, and one ends of the two second guide pipes, which are opposite, penetrate through and are fixedly connected with first guide pipes, and the first guide pipes penetrate through and are in threaded connection with the valve body. According to the self-operated regulating valve, the flange plate is rotated firstly, so that the lengths of the left end and the right end of the self-operated regulating valve are changed, the lengths can be adjusted along with the change condition of the gap between two pipelines, then the collar is moved, the collar drives the limiting block to limit the first conduit and the valve body, and the locking ring on the first conduit is rotated, so that the collar is limited, and the self-operated regulating valve is convenient to install.
Description
Technical Field
The utility model relates to the technical field of self-operated regulating valves, in particular to a low-flow self-operated regulating valve.
Background
The self-operated regulating valve is also called as self-operated control valve, and is a regulating valve which can drive valve to automatically work by means of self-operated pressure and temperature of medium flowing through the valve as energy source, and does not need external power supply and secondary instrument.
The two ends of the existing self-operated regulating valve are generally butted with the pipeline through the flange plate, after the self-operated regulating valve is installed, the flange plate on the self-operated regulating valve can be tightly attached to the flange plate on the pipeline, when the self-operated regulating valve is detached from the pipeline, if the pipeline is deviated (when the pipeline is installed, the pipeline is fixed inaccurately, a distorted stress can appear on the pipeline, the pipeline is deviated due to lack of restriction after the self-operated regulating valve is detached), the gap between the two sections of pipelines can be changed, and the self-operated regulating valve can be troublesome to be reinstalled on the pipeline.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides a low-flow self-operated regulating valve.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a low discharge self-operated control valve, includes the valve body, the port of valve body both sides all runs through and is provided with adjustable connection module, adjustable connection module includes that first sealing washer and first sealing washer run through and with valve body sliding connection, two the one end that first sealing washer is opposite to each other all runs through and fixedly connected with second pipe, two the one end that the second pipe is opposite to each other all runs through and fixedly connected with first pipe and first pipe run through and with valve body threaded connection, two the adjacent one end of first pipe all runs through and is provided with the lantern ring, two the one side that the lantern ring is opposite to each other all is provided with locking ring and first pipe run through and with locking ring threaded connection, two the one end that the second pipe is opposite to each other all is provided with filter core and filter core run through and with first pipe fixed connection, the inside lower part fixedly connected with disk seat of valve seat, the disk seat top middle part runs through and sliding connection has the valve rod and runs through the valve body.
For further description of the above technical solution:
the outer side wall and the inner side wall at the top of the lantern ring are fixedly connected with limiting blocks, the upper limiting block and the lower limiting block penetrate through the valve body and the first guide pipe respectively, and the lower limiting block penetrates through and is in sliding connection with the first guide pipe.
For further description of the above technical solution:
and one ends of the two first guide pipes, which are opposite, are fixedly connected with flange plates.
For further description of the above technical solution:
the upper end of the valve rod penetrates through and is provided with a self-operated executing mechanism which is fixedly connected with the valve body.
For further description of the above technical solution:
the upper part inside the valve body is provided with an upper cavity which is positioned on the upper side of the valve seat.
For further description of the above technical solution:
the lower part inside the valve body is provided with a lower cavity which is positioned at the lower side of the valve seat.
For further description of the above technical solution:
the upper port and the lower port of the small through hole are respectively communicated with the upper cavity and the lower cavity.
For further description of the above technical solution:
the upper parts of the two first guide pipes are penetrated and provided with sliding grooves which correspond to the limiting blocks at the lower parts.
The utility model has the following beneficial effects:
according to the utility model, the length of the left end and the right end of the self-operated regulating valve is changed by rotating the flange plates, so that the length can be adjusted along with the change condition of the gap between the two pipelines, then the collar is moved, so that the collar drives the upper limiting block and the lower limiting block to limit the first conduit and the valve body, and finally the collar is limited by rotating the locking ring on the first conduit, so that the length of the two ends of the self-operated regulating valve is fixed, and the self-operated regulating valve can be reinstalled between the two pipelines when the gap between the two pipelines connected with the self-operated regulating valve is changed.
Drawings
FIG. 1 is a schematic diagram of a low flow self-actuated regulator according to the present utility model;
FIG. 2 is a cross-sectional view of a valve body of a low flow self-actuated regulator according to the present utility model;
FIG. 3 is a schematic diagram of an adjustable connection module of a low-flow self-operated regulator according to the present utility model;
fig. 4 is a cross-sectional view of an adjustable connection module of a low-flow self-operated regulator according to the present utility model.
Legend description:
1. a flange plate; 2. a first conduit; 3. a filter element; 4. a locking ring; 5. a limiting block; 6. a chute; 7. a first seal ring; 8. a second conduit; 9. a collar; 10. a self-operated actuator; 11. a valve body; 12. an upper cavity; 13. a valve stem; 14. a valve seat; 15. a lower cavity; 16. a small through hole; 17. the connection module may be adjustable.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-4, one embodiment provided by the present utility model is: the utility model provides a low discharge self-operated governing valve, including valve body 11, the port of valve body 11 both sides all runs through and is provided with adjustable connection module 17, at first through the removal of self-operated actuating mechanism 10 control valve rod 13, make the lower port of small through-hole 16 in valve rod 13 run through and be provided with lantern ring 9 between cavity 15 and the inner wall of disk seat 14 down, adjustable connection module 17 includes first sealing washer 7 and first sealing washer 7 run through and with valve body 11 sliding connection, the one end that two first sealing washers 7 are opposite is all run through and fixedly connected with second pipe 8, the one end that two second pipes 8 are opposite is all run through and fixedly connected with first pipe 2 and first pipe 2 run through and with valve body 11 threaded connection, can carry out the shutoff to the lower port of small through-hole 16 through the sealing washer in the disk seat 14 inner wall, thereby control the intercommunication state of cavity 12 and cavity 15 down, two adjacent one ends of first pipe 2 all run through and are provided with lantern ring 9, two lantern ring 9 opposite one side all be provided with locking ring 4 and first pipe 2 run through and with valve body 11 threaded connection, can realize through small through-hole 16 and first pipe 2 and first pipe 8 and first pipe 2 and first pipe 3 and second pipe 2 run through and valve body 11 threaded connection, can be connected with valve body 11 through the valve body 13 and two self-operated valve seat 13 and valve body 13 top-down, can be connected with self-operated valve body 3 and the self-operated valve body through the valve body 13, can be connected with the valve body through the valve body 13 and the valve body through the valve body 13, the one end is installed down. The tightness is ensured by the interference fit between the first sealing ring 7 and the inner walls of the left and right ports of the valve body 11 and the threaded connection between the first conduit 2 and the valve body 11
The outside wall and the inside wall at the top of the lantern ring 9 are fixedly connected with a limiting block 5, the upper and lower limiting blocks 5 penetrate through a valve body 11 and a first guide pipe 2 respectively, firstly, the lantern ring 1 is rotated, then the first guide pipe 2 is driven by the flange 1 to rotate with the valve body 11, the lengths of the left end and the right end of the self-operated regulating valve are changed, accordingly, the lengths can be adjusted along with the gap change condition between two pipelines, the lower limiting block 5 penetrates through and is in sliding connection with the first guide pipe 2, one ends of the two first guide pipes 2, which are opposite, are fixedly connected with the flange plate 1, the upper end of a valve rod 13 penetrates through and is provided with a self-operated actuating mechanism 10, the self-operated actuating mechanism 10 is fixedly connected with the valve body 11, then, the lantern ring 9 drives the limiting block 5 at the upper part to be inserted into the valve body 11 through moving the lantern ring 9, the limiting block 5 at the lower part is matched with the sliding groove 6, so that the first guide pipe 2 is limited to rotate relatively with the valve body 11, the upper cavity 12 is arranged at the upper part of the valve body 11, the upper cavity 12 is positioned at the upper side of the valve seat 14, the lower cavity 12 is positioned at the lower part of the valve 11, the lower cavity 15 is arranged at the lower part of the valve body 11, the lower cavity 15 is arranged at the lower part of the valve body 15, the valve body 15 is arranged at the lower part of the valve body 15, the lower cavity 15 is correspondingly, the upper side of the valve seat 16 is correspondingly, the upper end of the valve seat 16 is provided with a small-shaped sealing ring 16, the valve seat 16, the lower cavity 16 is correspondingly, the upper end 16 is correspondingly, the valve seat 16, the lower end of the valve seat 16 is correspondingly has a small valve seat 16, and the lower end is correspondingly, and the valve seat 16, and the lower end and has the valve seat.
Working principle: the self-operated actuator 10 is used for controlling the movement of the valve rod 13, the lower port of the small through hole 16 in the valve rod 13 moves between the lower cavity 15 and the inner wall of the valve seat 14, the lower port of the small through hole 16 can be plugged through the sealing ring in the inner wall of the valve seat 14, so that the communication state of the upper cavity 12 and the lower cavity 15 is controlled, small flow transmission between the lower cavity 15 and the upper cavity 12 can be realized through the small through hole 16, the self-operated adjusting valve can be conveniently installed between two pipelines by adjusting the adjustable connecting module 17 when the self-operated adjusting valve is detached or installed, the first conduit 2 is driven by the flange 1 to rotate with the valve body 11, the lengths of the left end and the right end of the self-operated adjusting valve are changed, the lengths of the left end and the right end of the self-operated adjusting valve can be adjusted according to the gap change condition between the two pipelines, then the lantern ring 9 is moved, the lantern ring 9 drives the limiting block 5 at the upper part to be inserted into the valve body 11, the limiting block 5 at the lower part is matched with the sliding groove 6, the first conduit 2 and 11 are relatively rotated, and finally the left end and the right end of the self-operated adjusting valve body is tightly connected with the valve body 11 through the first conduit 2 and the left end and the sealing ring 4 is tightly connected with the left end and the valve body 11 through the left end and the sealing ring 7.
Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, it will be apparent to those skilled in the art that the foregoing description of the preferred embodiments of the present utility model can be modified or equivalents can be substituted for some of the features thereof, and any modification, equivalent substitution, improvement or the like that is within the spirit and principles of the present utility model should be included in the scope of the present utility model.
Claims (8)
1. The utility model provides a low discharge self-operated control valve, includes valve body (11), its characterized in that: the port of valve body (11) both sides all runs through and is provided with adjustable connection module (17), adjustable connection module (17) include first sealing washer (7) and first sealing washer (7) run through and with valve body (11) sliding connection, two the one end that first sealing washer (7) is opposite is all run through and fixedly connected with second pipe (8), two the one end that second pipe (8) is opposite is all run through and fixedly connected with first pipe (2) and first pipe (2) run through and with valve body (11) threaded connection, two the adjacent one end of first pipe (2) all run through and be provided with lantern ring (9), two one side that lantern ring (9) are opposite is all provided with locking ring (4) and first pipe (2) run through and with locking ring (4) threaded connection, two the one end that second pipe (8) is opposite is all provided with filter core (3) and filter core (3) run through and with first pipe (2) fixed connection, valve body (11) inside lower part fixed connection (14) have valve rod (13) to run through and valve rod (13) are connected with valve rod (13) top portion.
2. A low flow self-contained regulator valve according to claim 1, wherein: the outer side wall and the inner side wall at the top of the lantern ring (9) are fixedly connected with limiting blocks (5), the upper limiting block and the lower limiting block (5) penetrate through the valve body (11) and the first guide pipe (2) respectively, and the lower limiting block (5) penetrates through and is in sliding connection with the first guide pipe (2).
3. A low flow self-contained regulator valve according to claim 1, wherein: and one ends of the two first guide pipes (2) which are opposite are fixedly connected with flange plates (1).
4. A low flow self-contained regulator valve according to claim 1, wherein: the upper end of the valve rod (13) penetrates through and is provided with a self-operated actuating mechanism (10), and the self-operated actuating mechanism (10) is fixedly connected with the valve body (11).
5. A low flow self-contained regulator valve according to claim 1, wherein: an upper cavity (12) is formed in the upper portion of the interior of the valve body (11), and the upper cavity (12) is located on the upper side of the valve seat (14).
6. A low flow self-contained regulator valve according to claim 1, wherein: a lower cavity (15) is formed in the lower portion of the inner portion of the valve body (11), and the lower cavity (15) is located on the lower side of the valve seat (14).
7. A low flow self-contained regulator valve according to claim 1, wherein: a small through hole (16) is formed between the lower part and the middle part of the valve rod (13) in a penetrating mode, and the upper port and the lower port of the small through hole (16) are respectively communicated with the upper cavity (12) and the lower cavity (15).
8. A low flow self-contained regulator valve according to claim 1, wherein: the upper parts of the two first guide pipes (2) are penetrated and provided with sliding grooves (6), and the sliding grooves (6) correspond to the limiting blocks (5) at the lower parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321690507.5U CN220060540U (en) | 2023-06-30 | 2023-06-30 | Low-flow self-operated regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321690507.5U CN220060540U (en) | 2023-06-30 | 2023-06-30 | Low-flow self-operated regulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220060540U true CN220060540U (en) | 2023-11-21 |
Family
ID=88764101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321690507.5U Active CN220060540U (en) | 2023-06-30 | 2023-06-30 | Low-flow self-operated regulating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220060540U (en) |
-
2023
- 2023-06-30 CN CN202321690507.5U patent/CN220060540U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |