CN208579927U - Judge the safety valve on-line measuring device of hydraulic cylinder safety valve open state - Google Patents
Judge the safety valve on-line measuring device of hydraulic cylinder safety valve open state Download PDFInfo
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- CN208579927U CN208579927U CN201821219025.0U CN201821219025U CN208579927U CN 208579927 U CN208579927 U CN 208579927U CN 201821219025 U CN201821219025 U CN 201821219025U CN 208579927 U CN208579927 U CN 208579927U
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- safety valve
- valve
- hydraulic cylinder
- measuring device
- release link
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Abstract
The safety valve on-line measuring device of judgement hydraulic cylinder safety valve open state provided by the utility model, in order to solve the problems, such as existing safety valve on-line measuring device cannot judge whether safety valve is opened, not in the case that safety valve unlatching after cannot be automatically closed closed safe valve structure setting, including hydraulic cylinder, safety valve is arranged in the external of hydraulic cylinder, further includes displacement sensor, pressure sensor, detection controller, display, safety valve abnormal prompt device, safety valve release link, resets long bolt, resets valve body.Displacement sensor is set in the setting open position of safety valve valve rod, output end is connect with the input terminal of detection controller, display is connect with the output end of detection controller, the output end of pressure sensor is connect with the input terminal of detection controller, and safety valve abnormal prompt device is connect with the output end of detection controller.In order to realize when safety valve valve rod is not capable of resetting, make safety valve valve rod normal reset, one end and the safety valve valve rod of safety valve release link are fixedly and coaxially connected, and reset one end of long bolt and the radially fixed connection of safety valve release link.
Description
Technical field
The utility model relates to hydraulic cylinder safety valve on-line measuring device technical fields, more particularly to judge hydraulic cylinder safety
The safety valve on-line measuring device of valve open state.
Background technique
Hydraulic cylinder safety valve is that opening and closing element is in normally off, the pressure medium in equipment or pipeline under by external force
Increase when being more than specified value, by outside system discharge medium come to prevent pressure medium in pipeline or equipment be more than specified value
Special valve.Safety valve belongs to automatic valve class, is mainly used for boiler, on pressure vessels and pipes, and control pressure is no more than regulation
Value, has run important protective effect to personal safety and equipment.Such as application No. is the offers of 201720010918.3 application documents
A kind of safety valve on-line measuring device, to solve, existing safety valve mounting structure is complicated, the cost is relatively high, installation workload
Greatly, the inconvenient problem of disassembly.Application No. is 201220448382.0 application documents to provide a kind of safety valve on-line checking dress
It sets, which can be improved the relevance grade of safety valve, and the safety of enhancing safety valve testing work eliminates safe hidden trouble.By upper
It is found that existing hydraulic cylinder safety valve on-line measuring device cascaded structure cannot judge whether safety valve is opened, the prior art has
It is strong to close device, but do not applied the structure setting of closed safe valve when cannot be automatically closed after safety valve unlatching
On.
Utility model content
The utility model in order to solve existing hydraulic cylinder safety valve on-line measuring device cannot judge whether safety valve is opened,
When cannot be automatically closed after safety valve unlatching the problem of the structure setting of closed safe valve.
In order to achieve the above object, the safety valve of judgement hydraulic cylinder safety valve open state provided by the utility model is online
Safety valve is arranged in detection device, including hydraulic cylinder, the external of the hydraulic cylinder, which is characterized in that including, displacement sensor,
Pressure sensor, detection controller；Institute's displacement sensors are set in the setting open position of the safety valve valve rod, output
It holds and is connect with the input terminal of the detection controller, when safety valve valve rod extraction, input safety valve is displaced induction information,
The compression cylinder of the pressure sensor and the hydraulic cylinder is fixed, and the detection induction end of pressure sensor is set to the compression cylinder
In, current pressure values are obtained, output end is connect with the input terminal of the detection controller, when the detection controller receives peace
After full valve location sensitive information, judge whether the current pressure values are opened in range in safety valve pressure, if it is not, then to output
Hold output safety valve abnormal prompt information or display activation bit.
In a preferred embodiment, further includes: display, the output of the display and the detection controller
End connection is shown after receiving display activation bit by the display.
In a preferred embodiment, further includes: safety valve abnormal prompt device, the safety valve abnormal prompt dress
It sets and is connect with the output end of the detection controller, after receiving the safety valve abnormal prompt information, issue warning note.
In a preferred embodiment, the safety valve abnormal prompt device includes buzzer and indicator light.
In a preferred embodiment, comprising: safety valve release link and reset long bolt；The safety valve release link
One end be fixedly and coaxially connected with the safety valve valve rod, it is described reset long bolt one end and the safety valve release link diameter
To being fixedly connected；When the safety valve valve rod is not capable of resetting, the safety valve release link is driven by resetting long bolt, is pulled
The safety valve valve rod is resetted in the initial position of the safety valve.
In a preferred embodiment, the quantity for resetting long bolt is three, with the axis of safety valve release link
Centered on the heart, in same level, 120 degree of interval is installed.
In a preferred embodiment, valve body is resetted, the reset valve body is vertical to open up safety valve release link
Sliding eye, corresponding to the outer diameter of the safety valve release link, side wall, which opens up, resets the vertical sliding long hole of long bolt；The safety valve
Release link is vertical to be set in the vertical valve opening for resetting valve body, and the long bolt that resets is from the one of the reset valve body
Side is stretched out, and is located in the vertical sliding long hole of reset long bolt, in the vertical sliding long hole sliding of the reset long bolt.
In a preferred embodiment, the material for resetting valve body is stainless steel or brass.
As shown in the above, the utility model has the beneficial effects that:
Judge whether safety valve is opened by displacement sensor, shift value when opening according to safety valve determines that safety valve is opened
Pressure value when opening, and be compared with this pressure value with the pressure value of safety valve default setting, the work of safety valve is judged with this
Whether normal make situation, reduced resource waste for industrial production application, improves working efficiency.
Safety valve release link, reset long bolt, reset valve body collectively form the strong pass device of limit, and upper end, which limits, closes by force dress
It sets, is the adjusting ring of internal screw thread, adjusting can be rotated up and down on outer screw device, and adjust ring to control limitation valve rod
Lift, adjust ring by being rotated up and down adjusting, limitation valve rod height on left and right, can be more convenient, flexible control valve
Bar height.In the case that safety valve unlatching after do not return do, rotation adjusting ring can be carried out by specific spanner, safety valve is strong
Row is closed.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is to judge the safety valve on-line measuring device of safety valve open state in a kind of embodiment of the utility model
System connection figure；
Fig. 2 is the safety valve on-line checking dress that safety valve open state is judged in the utility model another embodiment
The strong pass device internal structure chart set；
Fig. 3 is the safety valve on-line checking dress that safety valve open state is judged in the utility model another embodiment
The strong pass device top view set.
Specific embodiment
Below in conjunction with the attached drawing of the utility model, the technical solution of the utility model is clearly and completely described,
Obviously, the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.It is practical based on this
Embodiment in novel, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, is fallen within the protection scope of the utility model.
The utility model in order to solve existing hydraulic cylinder safety valve on-line measuring device cannot judge whether safety valve is opened,
When cannot not be automatically closed after safety valve unlatching the problem of the structure setting of closed safe valve, the utility model is provided
The safety valve on-line measuring device for judging hydraulic cylinder safety valve open state, as shown in Figure 1, include hydraulic cylinder, hydraulic oil
Safety valve is arranged in the external of cylinder, further includes that displacement sensor 2, pressure sensor 3, detection controller 4, display 5, safety valve are different
Normal suggestion device 6, resets long bolt 8, resets valve body 9 safety valve release link 7.Displacement sensor 2 is potentiometric displacement biography
Sensor, inductive displacement transducer, capacitive displacement transducer, electric vortex type displacement sensor, Hall displacement transducer, number
One of word formula displacement sensor.Pressure sensor 3 is piezoresistive pressure sensor, KZ-YLF series conventional type diffusion silicon pressure
One of force snesor, CHZNP-5 type series foil Intermediate High Pressure sensor.Detecting controller 4 is 80C51 single-chip microcontroller, AVR
One of single-chip microcontroller, PIC single chip microcomputer, MSP430 single-chip microcontroller, ARM series monolithic.Displacement sensor 2 is set to safety valve valve
In the setting open position of bar, output end is connect with the input terminal of detection controller 4, when the extraction of safety valve valve rod, input peace
Full valve is displaced induction information, and pressure sensor 3 and the compression cylinder of hydraulic cylinder are fixed, the detection induction end setting of pressure sensor 3
In compression cylinder, current pressure values are obtained, output end is connect with the input terminal of detection controller 4, when detection controller 4 receives
After safety valve location sensitive information, judge whether current pressure values are opened in range in safety valve pressure, if it is not, then to output end
Output safety valve abnormal prompt information or display activation bit.Display 5 is connect with the output end of detection controller 4.Safety valve
Abnormal prompt device 6 is connect with the output end of detection controller 4.In order to realize when safety valve valve rod is not capable of resetting, make safety
Valve valve rod normal reset, in a kind of preferred embodiment of the utility model, one end of safety valve release link 7 and safety valve
Valve rod is fixedly and coaxially connected, and resets one end of long bolt 8 and the radially fixed connection of safety valve release link 7.
In order to in hydraulic cylinder oil mass carry out real-time monitoring, a kind of preferred embodiment in the utility model
In, after safety valve abnormal prompt device 6 receives display activation bit, shown by display 5.
It is monitored to be worked normally to safety valve, in a kind of preferred embodiment of the utility model,
After safety valve abnormal prompt device 6 receives safety valve abnormal prompt information, warning note, safety valve abnormal prompt are issued
Device 6 includes buzzer and indicator light.
It can make safety valve valve rod normal reset when safety valve valve rod is not capable of resetting to realize, and guarantee that safety valve is multiple
Position bar 7 is not fallen off, and as shown in Figure 2,3, in a kind of preferred embodiment of the utility model, safety valve release link 7 resets
Long bolt 8, reset valve body 9 collectively form the strong pass device of limit.The vertical safety valve release link 7 that opens up of valve body 9 is resetted to slide
Hole, corresponding to the outer diameter of safety valve release link 7, side wall, which opens up, resets the vertical sliding long hole of long bolt 8.Safety valve release link 7 is hung down
To being set in the vertical valve opening for resetting valve body 9, resets long bolt 8 and stretched out from the side for resetting valve body, be located at and reset length
In the vertical sliding long hole of screw rod 8, the sliding of the vertical sliding long hole of long bolt 8 is being resetted.
In order to reset safety valve valve rod in the initial position of safety valve, in a kind of preferred embodiment party of the utility model
In formula, the quantity for resetting long bolt 8 is three, centered on the axle center of safety valve release link 7, in same level, and interval
120 degree are installed.
In order to make to reset 9 body long service life of valve valve, in a preferred embodiment, the material of valve body 9 is resetted
For stainless steel or brass.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power
Subject to the protection scope that benefit requires.
Claims (8)
1. judge the safety valve on-line measuring device of hydraulic cylinder safety valve open state, including hydraulic cylinder, the hydraulic cylinder
Outside setting safety valve, which is characterized in that including displacement sensor, pressure sensor, detection controller；The displacement sensing
Device is set in the setting open position of the safety valve valve rod, and output end is connect with the input terminal of the detection controller, when
When the safety valve valve rod is extracted out, input safety valve is displaced induction information, the compression of the pressure sensor and the hydraulic cylinder
Cylinder is fixed, and the detection induction end of pressure sensor is set in the compression cylinder, obtains current pressure values, output end and the inspection
The input terminal connection for surveying controller judges described current after the detection controller receives safety valve location sensitive information
Whether pressure value opens in range in safety valve pressure, if it is not, then to output end output safety valve abnormal prompt information or display
Activation bit.
2. the safety valve on-line measuring device of judgement hydraulic cylinder safety valve open state according to claim 1, feature
It is, further includes: display, the display are connect with the output end of the detection controller, show activation bit when receiving
Afterwards, it is shown by the display.
3. the safety valve on-line measuring device of judgement hydraulic cylinder safety valve open state according to claim 1, feature
It is, further includes: safety valve abnormal prompt device, the output end of the safety valve abnormal prompt device and the detection controller
Connection issues warning note after receiving the safety valve abnormal prompt information.
4. the safety valve on-line measuring device of judgement hydraulic cylinder safety valve open state according to claim 3, feature
It is, the safety valve abnormal prompt device includes buzzer and indicator light.
5. the safety valve on-line measuring device of judgement hydraulic cylinder safety valve open state according to claim 1, feature
It is, comprising: safety valve release link and reset long bolt；One end of the safety valve release link and the safety valve valve rod are coaxial
It is fixedly connected, the radially fixed connection of described one end for resetting long bolt and the safety valve release link；When the safety valve valve
When bar is not capable of resetting, the safety valve release link is driven by resetting long bolt, the safety valve valve rod is pulled to reset in described
The initial position of safety valve.
6. the safety valve on-line measuring device of judgement hydraulic cylinder safety valve open state according to claim 5, feature
It is, the quantity for resetting long bolt is three, centered on the axle center of safety valve release link, in same level,
It is installed every 120 degree.
7. the safety valve on-line measuring device of judgement hydraulic cylinder safety valve open state according to claim 5 or 6, special
Sign is, resets valve body, the reset valve body is vertical to open up safety valve release link sliding eye, with the safety valve release link
Outer diameter it is corresponding, side wall open up reset the vertical sliding long hole of long bolt；The safety valve release link is vertical to be set to the reset
In the vertical valve opening of valve body, the long bolt that resets is stretched out from the side for resetting valve body, is located at the long spiral shell of reset
In the vertical sliding long hole of bar, in the vertical sliding long hole sliding of the reset long bolt.
8. the safety valve on-line measuring device of judgement hydraulic cylinder safety valve open state according to claim 7, feature
It is, the material for resetting valve body is stainless steel or brass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821219025.0U CN208579927U (en) | 2018-07-30 | 2018-07-30 | Judge the safety valve on-line measuring device of hydraulic cylinder safety valve open state |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821219025.0U CN208579927U (en) | 2018-07-30 | 2018-07-30 | Judge the safety valve on-line measuring device of hydraulic cylinder safety valve open state |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208579927U true CN208579927U (en) | 2019-03-05 |
Family
ID=65511494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821219025.0U Active CN208579927U (en) | 2018-07-30 | 2018-07-30 | Judge the safety valve on-line measuring device of hydraulic cylinder safety valve open state |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208579927U (en) |
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2018
- 2018-07-30 CN CN201821219025.0U patent/CN208579927U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201230 Address after: No.133, Airport Road, Lunan street, Luqiao District, Taizhou City, Zhejiang Province 318050 Patentee after: Aikeruite Testing Technology (Taizhou) Co.,Ltd. Address before: Room 203, building 7, yard 26, Xihuan South Road, Beijing Economic and Technological Development Zone, Beijing Patentee before: AIKERUITE TECHNOLOGY (BEIJING) Co.,Ltd. |
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| TR01 | Transfer of patent right |