CN220470313U - Circulating valve convenient to dismantle - Google Patents
Circulating valve convenient to dismantle Download PDFInfo
- Publication number
- CN220470313U CN220470313U CN202322069608.7U CN202322069608U CN220470313U CN 220470313 U CN220470313 U CN 220470313U CN 202322069608 U CN202322069608 U CN 202322069608U CN 220470313 U CN220470313 U CN 220470313U
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- Prior art keywords
- circulating valve
- connecting shaft
- positioning
- main body
- rod
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 238000001125 extrusion Methods 0.000 claims description 13
- 230000006835 compression Effects 0.000 claims 2
- 238000007906 compression Methods 0.000 claims 2
- 238000000034 method Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
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- Lift Valve (AREA)
Abstract
The utility model discloses a circulating valve convenient to detach, which comprises a circulating valve main body, wherein a limiting mechanism is arranged at the bottom of the outer wall of the circulating valve main body, the limiting mechanism comprises a plurality of fixing seats, a connecting shaft is connected to the fixing seats in a rotating and penetrating mode, a movable rod is fixedly penetrated and penetrated in the middle of the connecting shaft, a screw rod is penetrated and connected to the bottom thread of the movable rod in a penetrating mode, a limiting block is connected to one end of the screw rod in a rotating mode, and a positioning mechanism is arranged at one end of the connecting shaft. According to the utility model, the movable rod is rotated downwards around the connecting shaft to drive the screw rod and the limiting block to rotate to two sides of an external pipeline, and then the screw rod is rotated to drive the limiting block to move in the horizontal direction, so that the inner wall of the limiting block extrudes the outer wall of the pipeline, one end of the positioning rod is inserted into the inner cavity of the positioning hole in a sliding manner, the connecting shaft and the movable rod are fixed in a limiting manner, the circulating valve main body and the pipeline are supported in a limiting manner, the circulating valve main body is prevented from falling off, and the circulating valve main body is convenient to install and detach.
Description
Technical Field
The utility model relates to the field of circulating valves, in particular to a circulating valve convenient to detach.
Background
The automatic recirculation valve is a pump protection device, also called a pump protection valve and a minimum flow valve, and is used for automatically recirculating the minimum flow of the centrifugal pump, preventing damage caused by overheat, noise and vibration of the centrifugal pump under low load, and automatically protecting partial cavitation damage and instability of the centrifugal pump in a pump body when the centrifugal pump runs under low load.
The common circulating valve is installed with the mode of pipeline installation connection, is more using bolt fastening and threaded connection, when dismantling the circulating valve, because the influence of its dead weight, relieve the whole back of fixing the circulating valve, need the workman manually support the circulating valve, prevent that the phenomenon that drops from appearing in the circulating valve for the workman when dismantling the circulating valve, need use one hand to support it, and the other hand carries out the dismantlement operation, causes the difficulty to dismantling the operation, is inconvenient for installing and dismantling the circulating valve.
Disclosure of Invention
The utility model aims to provide a circulating valve convenient to detach, so as to solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a circulation valve convenient to dismantle, includes the circulation valve main part, the positive fixedly connected with connector of circulation valve main part is used for connecting the circulation valve main part with the pipeline;
the bottom of the outer wall of the circulating valve main body is provided with a limiting mechanism which is used for limiting and supporting the circulating valve main body;
the limiting mechanism comprises a plurality of fixing seats, one side of each fixing seat is fixedly connected with one side of the bottom of the outer wall of the circulating valve main body, a connecting shaft is connected to the fixing seats in a rotating and penetrating mode, a movable rod is fixedly connected to the middle of the connecting shaft in a penetrating and penetrating mode, a screw rod is connected to the bottom of the movable rod in a threaded and penetrating mode, and a limiting block is connected to one end of the screw rod in a rotating and penetrating mode;
one end of the connecting shaft is provided with a positioning mechanism for positioning and fixing the movable rod and the connecting shaft.
Preferably, the positioning mechanism comprises a fixed block, the back of the fixed block is fixedly connected with the front of the fixed seat, a positioning rod is connected to the fixed block in a sliding and penetrating mode, and the fixed block is arranged on one side of the connecting shaft.
Preferably, one end of the positioning rod is fixedly connected with an extrusion block in a penetrating mode, one end of the positioning rod is movably sleeved with a pressure spring, and the pressure spring is arranged between the extrusion block and the fixing block.
Preferably, positioning holes are formed in two sides of one end of the connecting shaft, and an inner cavity of one positioning hole is connected with one end of the positioning rod in a sliding penetrating mode.
Preferably, the fixing seat is arranged in a C shape, the top of the movable rod is arranged in the inner cavity of the fixing seat, and one side of the limiting block is provided with a groove.
Preferably, one end of the positioning rod is hemispherical, the positioning hole corresponds to the positioning rod in position, and one side of the extrusion block is attached to the outer wall of one end of the connecting shaft.
The utility model has the technical effects and advantages that:
according to the utility model, by means of the arrangement mode that the connecting shaft, the movable rod, the screw rod, the limiting block, the positioning rod, the pressure spring and the positioning hole are matched, the movable rod is rotated downwards around the connecting shaft to drive the screw rod and the limiting block to rotate to two sides of an external pipeline, then the screw rod is rotated to drive the limiting block to move in the horizontal direction, so that the inner wall of the limiting block extrudes the outer wall of the pipeline, the extrusion block and the positioning rod are pushed by the elastic action of the pressure spring, one end of the positioning rod is inserted into the inner cavity of the corresponding positioning hole in a sliding manner, the connecting shaft and the movable rod are limited and fixed, the pipeline is extruded by the two limiting blocks, the circulating valve main body and the pipeline are limited and supported, the circulating valve main body is prevented from falling off, and the installation and the disassembly of the circulating valve main body are facilitated.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model.
FIG. 2 is a schematic view of the structure of the movable rod of the present utility model.
FIG. 3 is a schematic view of the front cross-sectional structure of the connecting shaft of the present utility model.
In the figure: 1. a circulation valve body; 2. a connection port; 3. a limiting mechanism; 31. a fixing seat; 32. a connecting shaft; 33. a movable rod; 34. a screw; 35. a limiting block; 4. a positioning mechanism; 41. a fixed block; 42. a positioning rod; 43. extruding a block; 44. a pressure spring; 45. and positioning holes.
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.
The utility model provides a circulating valve convenient to detach, which is shown in figures 1-3, and comprises a circulating valve main body 1, wherein the circulating valve main body 1 is used for connecting and controlling an external pipeline, a connecting port 2 is fixedly connected to the front surface of the circulating valve main body 1 and is used for connecting the circulating valve main body 1 with the pipeline, and the circulating valve main body 1 is connected with the external pipeline in an installation way through the connecting port 2;
the bottom of the outer wall of the circulating valve main body 1 is provided with the limiting mechanism 3 which is used for limiting and supporting the circulating valve main body 1, so that the stability of the circulating valve main body 1 is improved, and the circulating valve main body 1 is convenient to install and detach;
the limiting mechanism 3 comprises a plurality of fixing seats 31, two fixing seats 31 are symmetrically arranged on two sides of the bottom of the circulating valve body 1 and are used for installing a connecting shaft 32 and a movable rod 33, one side of the fixing seat 31 is fixedly connected with one side of the bottom of the outer wall of the circulating valve body 1, the connecting shaft 32 is rotatably and alternately connected to the fixing seat 31, two ends of the connecting shaft 32 are rotatably and alternately connected with the inner wall of the fixing seat 31 and are used for installing a movable rod 33, the middle part of the connecting shaft 32 is fixedly and alternately connected with the movable rod 33, the top of the movable rod 33 rotates around the axis of the connecting shaft 32, the movable rod 33 is used for installing a screw 34 and driving the screw 34 to rotate, the screw 34 is used for installing a limiting block 35, one end of the screw 34 is rotatably connected with the limiting block 35 through rotating the screw 34, the inner wall is attached to the outer wall of an external pipeline along with the movement of the limiting block 35, the two limiting blocks 35 squeeze the pipeline, the circulating valve body 1 and the pipeline are in a limiting support mode, and the circulating valve body 1 is prevented from falling off;
one end of the connecting shaft 32 is provided with a positioning mechanism 4 for positioning and fixing the movable rod 33 and the connecting shaft 32, so that the stability of the movable rod 33 and the limiting block 35 is ensured;
the positioning mechanism 4 comprises a fixed block 41, the fixed block 41 is used for installing a positioning rod 42, the back surface of the fixed block 41 is fixedly connected with the front surface of the fixed seat 31, the fixed block 41 is connected with the positioning rod 42 in a sliding and penetrating way, the positioning rod 42 slides on the fixed block 41 to position and fix the connecting shaft 32, and the fixed block 41 is arranged on one side of the connecting shaft 32;
one end of the positioning rod 42 is fixedly connected with an extrusion block 43 in a penetrating way, the extrusion block 43 moves along with the positioning rod 42 and is used for extruding and deforming a pressure spring 44, one end of the positioning rod 42 is movably sleeved with the pressure spring 44, the pressure spring 44 is arranged between the extrusion block 43 and the fixed block 41, the extrusion block 43 is driven to compress and deform the pressure spring 44 by pulling the positioning rod 42, one end of the positioning rod 42 is separated from the positioning hole 45, and the extrusion block 43 and the positioning rod 42 are pushed to return to the initial position by utilizing the elastic action of the pressure spring 44;
positioning holes 45 are formed in two sides of one end of the connecting shaft 32, the inner cavity of one positioning hole 45 is connected with one end of the positioning rod 42 in a sliding penetrating mode, one end of the positioning rod 42 is inserted into the inner cavity of the corresponding positioning hole 45 in a sliding mode, limiting and fixing are conducted on the connecting shaft 32, the two positioning holes 45 are horizontally arranged in two sides of one end of the connecting shaft 32, and when the movable rod 33 rotates around the connecting shaft 32 to the vertical direction, the position of one positioning hole 45 corresponds to the position of one end of the positioning rod 42;
the fixing base 31 is C style of calligraphy setting, and the top of movable rod 33 sets up in the inner chamber of fixing base 31, and the recess is seted up to one side of stopper 35, and the recess is the arc wall setting, and the inner wall of recess is laminated mutually with the outer wall of outside pipeline, and the one end of locating lever 42 is hemisphere form setting, and locating hole 45 is corresponding with the position of locating lever 42, and one side of extrusion piece 43 is laminated mutually with the outer wall of connecting axle 32 one end.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model 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 described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. A readily removable circulation valve, comprising:
the circulating valve comprises a circulating valve main body (1), wherein a connecting port (2) is fixedly connected to the front surface of the circulating valve main body (1) and is used for connecting the circulating valve main body (1) with a pipeline;
the method is characterized in that: the bottom of the outer wall of the circulating valve main body (1) is provided with a limiting mechanism (3) for limiting and supporting the circulating valve main body (1);
the limiting mechanism (3) comprises a plurality of fixing seats (31), one side of each fixing seat (31) is fixedly connected with one side of the bottom of the outer wall of the circulating valve main body (1), a connecting shaft (32) is connected to the fixing seats (31) in a rotating and penetrating mode, a movable rod (33) is fixedly connected to the middle of the connecting shaft (32) in a penetrating and penetrating mode, a screw rod (34) is connected to the bottom of the movable rod (33) in a threaded and penetrating mode, and a limiting block (35) is connected to one end of the screw rod (34) in a rotating and penetrating mode;
one end of the connecting shaft (32) is provided with a positioning mechanism (4) for positioning and fixing the movable rod (33) and the connecting shaft (32).
2. The circulating valve convenient to detach according to claim 1, characterized in that the positioning mechanism (4) comprises a fixed block (41), the back of the fixed block (41) is fixedly connected with the front of the fixed seat (31), a positioning rod (42) is connected to the fixed block (41) in a sliding penetrating way, and the fixed block (41) is arranged on one side of the connecting shaft (32).
3. The circulating valve convenient to detach according to claim 2, characterized in that one end of the positioning rod (42) is fixedly connected with an extrusion block (43) in a penetrating manner, one end of the positioning rod (42) is movably sleeved with a compression spring (44), and the compression spring (44) is arranged between the extrusion block (43) and the fixed block (41).
4. A circulation valve convenient to disassemble according to claim 3, wherein positioning holes (45) are formed on two sides of one end of the connecting shaft (32), and an inner cavity of one positioning hole (45) is connected with one end of the positioning rod (42) in a sliding penetrating manner.
5. The circulating valve convenient to detach according to claim 1, characterized in that the fixed seat (31) is arranged in a C shape, the top of the movable rod (33) is arranged in the inner cavity of the fixed seat (31), and a groove is formed on one side of the limiting block (35).
6. The circulating valve convenient to detach according to claim 4, wherein one end of the positioning rod (42) is arranged in a hemispherical shape, the positioning hole (45) corresponds to the positioning rod (42), and one side of the extrusion block (43) is attached to the outer wall of one end of the connecting shaft (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322069608.7U CN220470313U (en) | 2023-08-03 | 2023-08-03 | Circulating valve convenient to dismantle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322069608.7U CN220470313U (en) | 2023-08-03 | 2023-08-03 | Circulating valve convenient to dismantle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220470313U true CN220470313U (en) | 2024-02-09 |
Family
ID=89780781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322069608.7U Active CN220470313U (en) | 2023-08-03 | 2023-08-03 | Circulating valve convenient to dismantle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220470313U (en) |
-
2023
- 2023-08-03 CN CN202322069608.7U patent/CN220470313U/en active Active
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