CN219588244U - Device for feeding back valve switch state - Google Patents
Device for feeding back valve switch state Download PDFInfo
- Publication number
- CN219588244U CN219588244U CN202223221780.1U CN202223221780U CN219588244U CN 219588244 U CN219588244 U CN 219588244U CN 202223221780 U CN202223221780 U CN 202223221780U CN 219588244 U CN219588244 U CN 219588244U
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- Prior art keywords
- valve
- handle
- proximity switch
- sensing device
- support
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- 230000006698 induction Effects 0.000 claims description 21
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 235000014676 Phragmites communis Nutrition 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- Indication Of The Valve Opening Or Closing Status (AREA)
Abstract
The utility model provides a device for feeding back the on-off state of a valve, which belongs to the field of valves and comprises a fixed support and a sensing device, wherein the fixed support is detachably connected to a valve cover of the valve, and the sensing device is arranged on the fixed support and is used for sensing the state of a valve handle when the valve handle is opened. The valve cover has the beneficial effects that the valve cover is convenient to detach and replace through the fixing support which is detachably connected with the valve cover, the position of the sensing device is fixed through the fixing support, the sensing device is not required to be arranged at the lower end of the handle, the sensing device is also convenient to replace, the position of the sensing device can be changed according to different types of valve handles, and the matching degree is improved and flexible application is realized through replacing the required fixing support. And the whole structure is compact, the production cost is lower, and the valve is suitable for the condition that the valve is used in a large amount in a pipeline system.
Description
Technical Field
The utility model belongs to the field of valves, and particularly relates to a device for feeding back the on-off state of a valve.
Background
The valve is a control component in the fluid conveying system and has the functions of stopping, adjusting, guiding, preventing backflow, stabilizing pressure, diverting or overflow pressure relief and the like.
In the application of the valve in each pipeline, the operator achieves different purposes by starting and stopping each valve, most of the pipelines are complicated, the valve is arranged more, great influence is caused if the valve is forgotten to be closed or opened, in the prior art, a manual screening method is mostly adopted to check the starting and stopping condition of each valve, if the pipelines are complicated, the valve is arranged more, and the manual screening is easy to cause careless leakage.
In order to solve the above problem, it is disclosed in a valve with the application number of CN201220023846.3 that an upper indicator disc and a lower indicator disc are sleeved on a valve rod, a magnetic induction reed pipe is embedded on the lower indicator disc, a through hole is formed in the upper indicator disc, a permanent magnet is arranged at the lower end of a handle, and the state of the butterfly valve is known through the induction of the magnetic induction reed pipe to the permanent magnet for sending magnetic signals.
The method has a complex structure, not only is an upper indicating plate and a lower indicating plate arranged independently, but also a permanent magnet is arranged on the handle, so that the method is inconvenient to maintain and disassemble, and is only suitable for butterfly valve handles, so that the method is low in production cost, convenient to maintain and disassemble subsequently, and capable of improving the matching degree with different valve handles.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide a device for feeding back the on-off state of a valve, which has the advantages of simple structure, convenient disassembly, visual feedback of the state of each valve of a pipeline and convenient centralized management.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a device for feeding back valve on-off state, includes fixed bolster and induction system, the fixed bolster can dismantle the connection on the valve gap of valve, induction system sets up on the fixed bolster for the state when opening the valve handle is perceived.
Further, the sensing device adopts a proximity switch, the proximity switch is a C proximity switch, and the C proximity switch is arranged on one side of a valve handle and is parallel to the handle in a closed state.
Further, the sensing device adopts a travel switch, and a push rod of the travel switch is contacted with a valve handle in an opening state.
Further, the sensing device adopts a proximity switch, the proximity switch is a first proximity switch and a second proximity switch, the first proximity switch corresponds to a valve handle in a closed state, and the second proximity switch corresponds to the valve handle in an open state.
Further, the valve comprises an induction bracket, wherein the induction bracket is connected to a handle of the valve and corresponds to the handle, and the induction bracket is used for being matched with the induction device.
Further, the fixed bolster adopts C fixed bolster, C fixed bolster is "L" type, including last mounting bracket and lower mounting bracket, lower mounting bracket detachable connection is in on the valve gap, C proximity switch detachable connection is in on the mounting bracket.
Further, the fixed support adopts a B fixed support, one side of the B fixed support is detachably connected to the valve cover, and the travel switch is arranged on the B fixed support.
Further, the fixed support adopts an A fixed support, the A fixed support is detachably connected to the valve cover, a first support and a second support are arranged on the A fixed support, the first proximity switch is detachably connected to the first support, and the second proximity switch is detachably connected to the second support.
Further, the sensing device is connected with an external control system.
The utility model has the advantages and positive effects that:
by adopting the technical scheme, the utility model is convenient to detach and replace by the fixing support which is detachably connected with the valve cover, the position of the induction device is fixed by the fixing support, the induction device is not required to be arranged at the lower end of the handle, and the induction device is also convenient to replace.
The position of the sensing device can be changed according to different types of valve handles, and the matching degree is improved by changing the required fixing support, so that flexible application is realized. And the whole structure is compact, the production cost is lower, and the valve is suitable for the condition that the valve is used in a large amount in a pipeline system.
Drawings
FIG. 1 is a schematic diagram of embodiment 1 of the present utility model;
FIG. 2 is a schematic view of the structure of the fixing frame A of the present utility model;
FIG. 3 is a schematic diagram of a proximity switch connection of the present utility model;
FIG. 4 is a schematic diagram of embodiment 2 of the present utility model;
FIG. 5 is a schematic diagram of example 3 of the present utility model.
In the figure:
1. a valve; 2. a, fixing a bracket; 21. a first bracket; 22. a second bracket; 23. a first mounting hole; 24. a second mounting hole; 25. b, fixing a bracket; 26. c, fixing a bracket; 261. an upper mounting frame; 262. a lower mounting rack;
3. a sensing bracket;
4. a first proximity switch; 41. a second proximity switch; 42. a travel switch; 43. a proximity switch; 5. a fixing nut; 6. a gasket.
Detailed Description
The utility model is further described below with reference to examples and figures.
As shown in fig. 1 to 5, the present embodiment provides a device for feeding back the on-off state of a valve, which includes a fixing bracket and a sensing device, wherein the fixing bracket is connected to a cover of the valve 1 for placing the sensing device, and the sensing device is used for sensing a handle of the valve 1.
Example 1:
when the valve handle is difficult to be perceived by the sensing device, the valve further comprises a sensing bracket 3, the sensing bracket 3 is connected to the handle of the valve 1, corresponds to the handle and can rotate along with the handle around the shaft, the sensing bracket 3 is used for being matched with the sensing device, the length of the sensing bracket can be perceived by the sensing device, the sensing device is L-shaped, in the embodiment, the sensing device adopts a proximity switch, the proximity switch is provided with two proximity switches, namely a first proximity switch 4 and a second proximity switch 41, the fixing bracket is an A fixing bracket 2, a first mounting hole 23 and a second mounting hole 24 are formed in the A fixing bracket 2, the first mounting hole 23 and the second mounting hole 24 correspond to the mounting hole in the valve cover of the valve 1, and the first mounting hole and the second mounting hole 24 are connected through bolts.
The fixed bracket A2 is provided with a first bracket 21 and a second bracket 22, the first bracket 21 corresponds to the handle of the valve 1 in the closed state, the second bracket 22 corresponds to the handle of the valve 1 in the open state, the first proximity switch 4 is arranged on the first bracket 21, the second proximity switch 41 is arranged on the second bracket 22, and the positions of the first proximity switch 4 and the second proximity switch 41 are vertical.
Through holes are formed in the first support 21 and the second support 22 and used for passing through the proximity switches, gaskets 6 and threaded connection fixing nuts 5 are sequentially arranged at two ends of the first proximity switch 4 and two ends of the second proximity switch 41, and the first proximity switch 4 and the second proximity switch 41 are fixed on the A fixing support 2 through the screwed fixing nuts 5. The proximity switch is the prior art and will not be described in detail herein.
Example 2:
when the handle of the valve 1 can be touched by the sensing device, the fixing support is the B fixing support 25, one side of the B fixing support 25 is detachably connected to the valve cover, the sensing device adopts the travel switch 42, the push rod of the travel switch 42 is touched with the handle of the valve 1 in the opening state, and sensing is realized through the touch of the push rod of the travel switch 42 and the handle. The travel switch is the prior art and will not be described in detail herein.
Example 3:
when the handle of the valve 1 can be sensed by the sensing device, the fixing support is a C fixing support 26, the C fixing support 26 comprises an upper mounting frame 261 and a lower mounting frame 262, the shape is L-shaped, the sensing device adopts a proximity switch, the upper mounting frame 261 is connected with a C proximity switch 43, the lower mounting frame 262 is connected to the valve cover, the C proximity switch 43 is parallel to the handle in the closed state, and when the handle is in the open state, the proximity switch 43 can sense the handle in the open state.
The upper mounting dummy 261 is provided with a through hole for passing through the C proximity switch 43, two ends of the C proximity switch 43 are sequentially provided with a gasket 6 and fixing nuts 5, the two fixing nuts 5 are connected with two ends of the C proximity switch 43 in a threaded mode, and the C proximity switch 43 is fixed on the C fixing support 26 through locking of the fixing nuts 5 at the two ends.
The working procedure of this example:
the sensing device in the utility model can be connected with an external control system, such as a computer, a PLC and the like, and the opening or closing state of each valve is displayed according to the control system.
Example 1:
the handle drives the induction bracket 3 to rotate together, when the first proximity switch 4 induces the induction bracket 3, the valve 1 is in a closed state, and when the second proximity switch 41 induces the induction bracket 3, the valve 1 is in an open state.
Example 2:
when the push rod of the travel switch 42 is not touched with the handle, the valve is in a closed state, and when the handle is turned to make the handle contact with the push rod of the travel switch 42, the valve is in an open state.
Example 3:
when the handle is parallel to the C proximity switch 43, the C proximity switch 43 cannot receive a signal, the valve is in a closed state, and when the handle is rotated to enable the C proximity switch 43 to sense the handle, the valve is in an open state.
The beneficial effects of the utility model are as follows:
the fixed bracket is connected to the valve cover 1 through bolts, so that the valve cover is convenient to install and detach, the corresponding fixed bracket and the sensing device are selected according to different valves, the applicability is wide, the sensing device is connected with an external control system, such as a computer, the opening and closing states of the valves can be intuitively fed back on the computer, the arrangement and the detection of workers are facilitated, and the workload is reduced.
When the handle is too flat and is not easy to be sensed by the proximity switch or touched by the travel switch, the first support 21 and the second support 22 arranged on the A fixed support 2 are adopted, so that the first proximity switch 4 and the second proximity switch 41 respectively correspond to the positions of the handle in the on-state and the off-state, and the state of the valve is judged according to the signals received by the proximity switch.
When the handle is convenient to be touched or perceived:
the push rod of the travel switch 42 is matched with the handle by adopting the B fixed bracket 25 through the rotation of the handle, and when the handle touches the push rod, the valve is in an open state.
With the C-bracket 26, the valve is opened by turning the handle when the C-proximity switch 43 receives a signal.
The foregoing detailed description of one or more embodiments of the utility model has been presented for purposes of illustration and description, but is not intended to limit the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.
Claims (3)
1. An apparatus for feeding back the status of a valve switch, characterized by: the device comprises a fixed bracket and a sensing device, wherein the fixed bracket is detachably connected to a valve cover of a valve, and the sensing device is arranged on the fixed bracket and is used for sensing the state of a valve handle when the valve handle is opened;
the induction device comprises a first proximity switch (4) and a second proximity switch (41), wherein the first proximity switch (4) corresponds to a valve handle in a closed state, the second proximity switch (41) corresponds to the valve handle in an open state, the induction device comprises an induction support (3), the induction support (3) is connected to the handle of the valve and corresponds to the handle, and the induction support (3) is used for being matched with the induction device.
2. An apparatus for feeding back a valve switch state according to claim 1, wherein: the fixed bolster adopts A fixed bolster (2), A fixed bolster (2) detachable connection is on the valve gap be provided with first support (21) and second support (22) on A fixed bolster (2), first proximity switch (4) detachable connection is in on first support (21), second proximity switch (41) detachable connection is in on second support (22).
3. An apparatus for feeding back a valve switch state according to claim 1, wherein: the sensing device is connected with an external control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223221780.1U CN219588244U (en) | 2022-12-02 | 2022-12-02 | Device for feeding back valve switch state |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223221780.1U CN219588244U (en) | 2022-12-02 | 2022-12-02 | Device for feeding back valve switch state |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219588244U true CN219588244U (en) | 2023-08-25 |
Family
ID=87666944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223221780.1U Active CN219588244U (en) | 2022-12-02 | 2022-12-02 | Device for feeding back valve switch state |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219588244U (en) |
-
2022
- 2022-12-02 CN CN202223221780.1U patent/CN219588244U/en active Active
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