CN210461743U - Stacked one-way throttle valve - Google Patents
Stacked one-way throttle valve Download PDFInfo
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- CN210461743U CN210461743U CN201921547224.9U CN201921547224U CN210461743U CN 210461743 U CN210461743 U CN 210461743U CN 201921547224 U CN201921547224 U CN 201921547224U CN 210461743 U CN210461743 U CN 210461743U
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Abstract
The utility model relates to a control valve produces the field, especially relates to a stack formula one-way throttle valve, including valve body, water inlet, delivery port and control assembly, the left end of valve body is equipped with the water inlet, and the lower terminal surface intercommunication of valve body has the delivery port, and the up end threaded connection of valve body has control assembly, and control assembly includes the main control pole with valve body up end threaded connection, and the carousel is installed to the upper end of main control pole lateral wall, and the middle part of main control pole is connected with sub-control mechanism through the bearing, and the lower terminal surface of main control pole installs the control valve through the bearing. The utility model provides a pair of stack formula one-way choke valve, the design has the buffer board, when can avoiding the unstable problem of pipeline internal pressure, and the unstable problem of throttle flow keeps the throttle flow steady, and simultaneously, still the design has sub-control mechanism, can avoid the low discharge throttle accurate regulation and control through sub-control mechanism, and easy operation avoids the low discharge throttle control precision not enough.
Description
Technical Field
The utility model relates to a valve field especially relates to a stack formula one-way throttle valve.
Background
The one-way throttle valve is a valve for controlling fluid flow by changing the throttle section or the throttle length, and can be used as a one-way valve and a throttle valve, but the one-way throttle valve under the existing conditions has many problems when in use:
the first problem is that: the existing one-way throttle valve only has one control knob, and achieves the effect of throttling or one-way circulation by changing the distance between the control valve and a water flowing port, so that the mode is difficult to adjust or control the small-flow throttling, and the throttling control precision is poor;
the second problem is that: when the water pressure is unstable, the one-way throttle valve under the existing condition can cause that the water flow in the throttling state is suddenly small and the throttling water quantity is unstable.
However, the existing stage throttle valve does not solve the above problems well, and therefore, there is a need for further exploration and practice of the one-way throttle valve.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem of providing a superposed one-way throttle valve to overcome the problems existing in the prior one-way throttle valve; the purposes of accurate small-flow throttling control and stable flow of the one-way throttling valve are achieved.
The utility model provides a technical scheme that above-mentioned technical problem adopted is: the utility model provides a stack formula one-way throttle valve, includes valve body, water inlet, delivery port and control assembly, the left end of valve body is equipped with the water inlet, and the lower terminal surface intercommunication of valve body has the delivery port, and the up end threaded connection of valve body has control assembly.
The control assembly comprises a main control rod in threaded connection with the upper end face of the valve body, a rotary table is mounted at the upper end of the side wall of the main control rod, the middle of the main control rod is connected with an electronic control mechanism through a bearing, a control valve is mounted on the lower end face of the main control rod through a bearing, and the lower end of the control valve is in a circular truncated cone structure; when the valve works, the main control rod can control the valve to be communicated or closed.
The sub-control mechanism includes the sub-control rod that is connected with control valve and main control rod through the bearing, sub-control rod upper end lateral wall is the smooth surface, the lower extreme lateral wall is the screw thread face, the up end of sub-control rod is installed and is changeed the handle, the lower extreme threaded connection of sub-control rod lateral wall has sub-control board, the lateral wall of sub-control board evenly is equipped with the connecting rod along its circumference direction, and the connecting rod is connected with sliding tray sliding fit, the closing plate is installed to the lower terminal surface of connecting rod, and the closing plate is connected with the spout through sliding fit's mode, the length of closing plate is greater than the length of throttle.
The side wall of the middle part of the control valve is uniformly provided with throttling grooves along the circumferential direction, the inner side wall of each throttling groove is communicated with a sliding groove, the lower end of each sliding groove is communicated with a throttling channel in the lower end of the control valve, the middle part of the right side surface of each sliding groove is provided with a sliding groove, and a circular groove is formed in the upper end of the control valve; during operation, the sub-control mechanism can control the flow accurately.
The lower end of the throttling channel is communicated with the lower end face of the control valve, a hollow net is arranged at the lower end opening of the throttling channel, and a buffer plate is arranged on the upper end face of the hollow net through a spring; during operation, the buffer board can guarantee that the throttle rivers flow through steadily.
Compared with the prior art, the technical scheme of the utility model have following advantage:
1. the utility model provides a pair of stack formula one-way choke valve, the design has the buffer board, when can avoiding the unstable problem of pipeline internal pressure, and the unstable problem of throttle flow keeps the throttle flow steady, and simultaneously, still the design has sub-control mechanism, can avoid the low discharge throttle accurate regulation and control through sub-control mechanism, and easy operation avoids the low discharge throttle control precision not enough.
2. The utility model discloses be provided with the buffer board, the buffer board can avoid throttle flow shakiness to the buffering of throttle flow kinetic energy when intraductal hydraulic pressure is shakiness.
3. The utility model discloses be provided with sub-control mechanism, sub-control mechanism can control the length in throttle groove in a flexible way to the realization is to the accurate regulation and the control of flow when little flow throttle.
Drawings
Fig. 1 is a schematic view of the overall internal structure of the present invention;
fig. 2 is an enlarged view of a portion of fig. 1 according to the present invention.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Referring to fig. 1 to 2, the utility model provides a stack formula one-way throttle valve, including valve body 1, water inlet 2, delivery port 3 and control assembly 4, the left end of valve body 1 is equipped with water inlet 2, and the lower terminal surface intercommunication of valve body 1 has delivery port 3, and the up end threaded connection of valve body 1 has control assembly 4.
The control assembly 4 comprises a main control rod 41 in threaded connection with the upper end face of the valve body 1, a turntable 42 is mounted at the upper end of the side wall of the main control rod 41, the middle part of the main control rod 41 is connected with a sub-control mechanism 43 through a bearing, a control valve 44 is mounted on the lower end face of the main control rod 41 through a bearing, and the lower end of the control valve 44 is in a circular truncated cone structure; in operation, the dial 42 rotates the main lever 41 to drive the control valve 44 to move up or down, thereby opening or closing the one-way throttle valve.
The side wall of the middle part of the control valve 44 is uniformly provided with throttling grooves 441 along the circumferential direction, the inner side wall of the throttling grooves 441 is communicated with a sliding groove 442, the lower end of the sliding groove 442 is communicated with a throttling channel 443 in the lower end of the control valve 44, the middle part of the right side surface of the sliding groove 442 is provided with a sliding groove 444, and the upper end of the control valve 44 is internally provided with a circular groove 445; when the throttling mechanism works, the rotary handle 432 is rotated to drive the sub control rod 431 to rotate, the sub control rod 431 rotates to drive the sub control plate 433 to move up and down, so that the sealing plate 435 below the side wall connecting rod 434 with the sub control plate 433 moves up and down in the sliding groove 442, the communication area between the throttling groove 441 and the sliding groove 442 is changed through the sealing plate 435, the flow of the throttling groove 441 can be changed, at the moment, water enters the throttling channel 443 from the throttling groove 441 through the sliding groove 442, and the throttling flow can be accurately controlled.
The lower end of the throttling channel 443 is communicated with the lower end face of the control valve 44, a hollow-out net 446 is arranged at the lower end opening of the throttling channel 443, and a buffer plate 448 is mounted on the upper end face of the hollow-out net 446 through a spring 447; when the water saving device works, water in the throttling channel 443 falls down and passes through the buffer plate 448, so that kinetic energy of the water passing through the throttling groove 441 when the water pressure is unstable can be weakened, and the purpose of smooth flowing of the throttling water is achieved.
When in work:
unidirectional circulation: the main control rod 41 is rotated through the rotary disc 42, the control valve 44 is driven to move upwards or downwards, and therefore the opening or closing of the one-way throttle valve can be achieved;
controlling the throttling amount: the sub-control rod 431 is driven to rotate by rotating the rotating handle 432, the sub-control rod 431 rotates to drive the sub-control plate 433 to move up and down, so that the sealing plate 435 below the side wall connecting rod 434 with the sub-control plate 433 moves up and down in the sliding groove 442, the communication area between the throttling groove 441 and the sliding groove 442 is changed through the sealing plate 435, the flow of the throttling groove 441 can be changed, at the moment, water enters the throttling channel 443 from the throttling groove 441 through the sliding groove 442, and the throttling flow can be accurately controlled;
the throttling circulation is stable: when the water in the throttling channel 443 falls down, the kinetic energy of the water passing through the throttling groove 441 when the water pressure is unstable can be weakened through the action of the buffer plate 448, and therefore the purpose of smooth flowing of the throttling water is achieved.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. A stacked one-way throttle valve comprises a valve body (1), a water inlet (2), a water outlet (3) and a control assembly (4), and is characterized in that the water inlet (2) is arranged at the left end of the valve body (1), the water outlet (3) is communicated with the lower end face of the valve body (1), and the control assembly (4) is in threaded connection with the upper end face of the valve body (1);
the control assembly (4) comprises a main control rod (41) in threaded connection with the upper end face of the valve body (1), the upper end of the side wall of the main control rod (41) is provided with a turntable (42), the middle part of the main control rod (41) is connected with a sub-control mechanism (43) through a bearing, the lower end face of the main control rod (41) is provided with a control valve (44) through a bearing, and the lower end of the control valve (44) is in a circular truncated cone structure;
the throttling groove (441) is uniformly formed in the side wall of the middle of the control valve (44) in the circumferential direction, the inner side wall of the throttling groove (441) is communicated with a sliding groove (442), the lower end of the sliding groove (442) is communicated with a throttling channel (443) inside the lower end of the control valve (44), a sliding groove (444) is formed in the middle of the right side face of the sliding groove (442), and a circular groove (445) is formed inside the upper end of the control valve (44).
2. A stacked one-way throttle valve as defined in claim 1 wherein: sub-accuse mechanism (43) include sub-control rod (431) that are connected through bearing and control valve (44) and master control pole (41), the up end of sub-control rod (431) is installed and is changeed handle (432), the lower extreme threaded connection of sub-control rod (431) lateral wall has sub-control board (433), the lateral wall of sub-control board (433) evenly is equipped with connecting rod (434) along its circumferential direction, and connecting rod (434) are connected with sliding tray (444) sliding fit, closing plate (435) are installed to the lower terminal surface of connecting rod (434), and closing plate (435) are connected with spout (442) through sliding fit's mode.
3. A stacked one-way throttle valve as defined in claim 1 wherein: the lower end of the throttling channel (443) is communicated with the lower end face of the control valve (44), a hollow net (446) is arranged at the lower end opening of the throttling channel (443), and a buffer plate (448) is installed on the upper end face of the hollow net (446) through a spring (447).
4. A stacked one-way throttle valve as defined in claim 2 wherein: the side wall of the upper end of the sub-control rod (431) is a smooth surface, and the side wall of the lower end of the sub-control rod is a threaded surface.
5. A stacked one-way throttle valve as defined in claim 2 wherein: the length of the sealing plate (435) is greater than that of the throttling groove (441).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921547224.9U CN210461743U (en) | 2019-09-18 | 2019-09-18 | Stacked one-way throttle valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921547224.9U CN210461743U (en) | 2019-09-18 | 2019-09-18 | Stacked one-way throttle valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210461743U true CN210461743U (en) | 2020-05-05 |
Family
ID=70433813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921547224.9U Active CN210461743U (en) | 2019-09-18 | 2019-09-18 | Stacked one-way throttle valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210461743U (en) |
-
2019
- 2019-09-18 CN CN201921547224.9U patent/CN210461743U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 315200 No.128, Jinhe Road, Jiaochuan street, Zhenhai District, Ningbo City, Zhejiang Province Patentee after: Ningbo Haiwei Hydraulic Technology Co.,Ltd. Address before: 315200 No.128, Jinhe Road, Jiaochuan street, Zhenhai District, Ningbo City, Zhejiang Province Patentee before: NINGBO ZHENHAI HAIWEI HYDRAULIC TECHNOLOGY Co.,Ltd. |