CN205981081U - Electric valve stroke detection device - Google Patents
Electric valve stroke detection device Download PDFInfo
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- CN205981081U CN205981081U CN201620965806.9U CN201620965806U CN205981081U CN 205981081 U CN205981081 U CN 205981081U CN 201620965806 U CN201620965806 U CN 201620965806U CN 205981081 U CN205981081 U CN 205981081U
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Abstract
The utility model relates to an electric valve stroke detection device contains power module, stroke detection module and stroke control module, and the stroke control module contain: the main control unit, and respectively with main control unit looks signal connection's motorised valve drive unit, motorised valve drive unit contains the motorised valve, reaches motorised valve switch circuit, the stroke detection module contains respectively motorised valve opening action detection circuitry, the motorised valve closing motion detection circuitry who is connected with motorised valve switch circuit electricity, motorised valve opening action detection circuitry, motorised valve closing motion detection circuitry's output respectively with main control unit looks signal connection. The utility model discloses a motorised valve operation status detecting is realized to stroke detection and stroke control two parts, and whether the accuracy judges valve normal operating, when the stroke problem appears in the valve, discovery in time, handles, avoids causing corresponding loss, realizes fast and stable's detection, control effectually, realizes trouble initiative detection and reports.
Description
Technical field
This utility model belongs to electrodynamic valve stroke detection control technology field, particularly to a kind of electrically operated valve stroke detection
Device.
Background technology
With the fast development of China's economic society, often use the control of liquid or gas, Chang Cai in building and industry
With electrically operated valve, improve the effect controlling and automaticity, improve the intelligence degree of system.Then in actual applications,
The effect detection of the control of valve and control is a difficult problem, when valve stroke problem, finds in time to process in time, it is to avoid
Cause damage and security incident.Existing valve stroke detection controls not accurately, and safety is relatively low, and serviceability is poor, cost
Higher, electrodynamic valve stroke detection controls the difficult problem that always technical staff's effort is captured.
Content of the invention
For overcoming deficiency of the prior art, this utility model provides a kind of electrically operated valve device for detecting distance of travel, by row
Journey detection and Stroke Control two parts carry out the detection of electrodynamic valve running status, detection accurately, cost of implementation low, detection is quick,
Stablize it is adaptable to there be the electrically operated valve of travel switch.
According to design provided by the utility model, a kind of electrically operated valve device for detecting distance of travel, comprise power supply mould
Block, and the stroke detection module that electrically connects with power module respectively and Stroke Control module, stroke detection module and Stroke Control
Module connects with signal, and described Stroke Control module comprises：Main control unit, and connect with signal with main control unit respectively electronic
Valve driver element, described electrodynamic valve driver element comprises electrodynamic valve and electronic valve control circuit, and described stroke detection module comprises
The electrodynamic valve breakdown action testing circuit that electrically connects with electronic valve control circuit respectively, electrodynamic valve closing motion testing circuit, electricity
Dynamic valve breakdown action testing circuit, the outfan of electrodynamic valve closing motion testing circuit are connected with signal with main control unit respectively.
Above-mentioned, electrodynamic valve breakdown action testing circuit and electrodynamic valve closing motion testing circuit are signal and trigger back inspection
Circuit, described signal triggers back inspection circuit and comprises PNP triode, sampling resistor, return inspection resistance, return inspection electric capacity, electronic threshold switch
Circuit is electrically connected with PNP triode emitter stage, and colelctor electrode is in series with load resistance, and returns inspection resistance, returns inspection electric capacity with parallel
One end concatenation, in parallel returns inspection resistance, returns inspection electric capacity other end ground connection, and PNP triode base terminal is connected with biasing resistor, adopts
Sample resistance is arranged between biasing resistor and emitter stage, biasing resistor and sampling resistor junction point and return inspection electric capacity and load electricity
Resistance junction point is electrically connected with main control unit respectively.
Above-mentioned, communication unit that described Stroke Control module also comprises to connect with signal with main control unit, memory element,
Unit during prison.
Preferably, described communication unit comprises the RS485 wire communication circuit electrically connecting respectively and wireless with main control unit
Communicating circuit, up-link wireless communication circuit module that wireless communication line comprises to electrically connect with main control unit respectively, descending wireless
Communication circuit module；During described prison, unit is the watchdog circuit connecting with signal with main control unit.
Above-mentioned, also include crystal oscillating circuit unit, power conversion unit and signal lighties indicating circuit unit.
The beneficial effects of the utility model：
This utility model is novel in design, reasonable, and circuit realiration is simple, is realized by stroke detection and Stroke Control two parts
Electrodynamic valve condition monitoring, is accurately judged to valve and normally whether runs, when route problem in valve, find in time,
Process, it is to avoid cause accordingly to lose, realize the detection of fast and stable, control effect is good, realize fault active detecting and report, have
Effect reduces the security incident of production run aspect, and equipment cost is low, easy to maintenance.
Brief description：
Fig. 1 is the systematic schematic diagram of embodiment one；
Fig. 2 is the systematic schematic diagram of embodiment two
Fig. 3 is power module circuitry schematic diagram of the present utility model；
Fig. 4 is main control unit circuit theory diagrams of the present utility model；
Fig. 5 is electrodynamic valve driver element circuit theory diagrams of the present utility model；
Fig. 6 is stroke detection modular circuit schematic diagram of the present utility model；
Fig. 7 is storage unit circuit schematic diagram of the present utility model；
Fig. 8 is element circuit schematic diagram during prison of the present utility model；
Fig. 9 is RS485 wire communication circuit theory diagrams of the present utility model；
Figure 10 is wireless communication line schematic diagram of the present utility model.
Specific embodiment：
With technical scheme, this utility model is described in further detail below in conjunction with the accompanying drawings, and is implemented by preferred
Example describes embodiment of the present utility model in detail, but embodiment of the present utility model is not limited to this.
Embodiment one, a kind of shown in Figure 1, electrically operated valve device for detecting distance of travel, comprise power module, and respectively with electricity
The stroke detection module of source module electrical connection and Stroke Control module, stroke detection module is with Stroke Control module phase signals even
Connect, described Stroke Control module comprises：Main control unit, and the electrodynamic valve driver element connecting with signal with main control unit respectively,
Described electrodynamic valve driver element comprises electrodynamic valve and electronic valve control circuit, described stroke detection module comprise respectively with electronic
The electrodynamic valve breakdown action testing circuit of valve control circuit electrical connection, electrodynamic valve closing motion testing circuit, electrodynamic valve is opened dynamic
Make testing circuit, the outfan of electrodynamic valve closing motion testing circuit is connected with signal with main control unit respectively, realize quickly steady
Fixed electrodynamic valve automatic detection, control effect is good.
Embodiment two, referring to shown in Fig. 2 ~ 10, essentially identical with embodiment one, difference is：Electrodynamic valve is opened dynamic
Make testing circuit and electrodynamic valve closing motion testing circuit is signal and triggers back inspection circuit, described signal triggers back inspection circuit bag
Containing PNP triode, sampling resistor, return inspection resistance, return inspection electric capacity, electronic valve control circuit is electrically connected with PNP triode emitter stage,
Colelctor electrode is in series with load resistance, and with parallel return inspection resistance, one end of returning inspection electric capacity concatenate, in parallel return inspection resistance, time
Inspection electric capacity other end ground connection, PNP triode base terminal is connected with biasing resistor, and sampling resistor is arranged on biasing resistor and emitter stage
Between, biasing resistor is electrically connected with main control unit with load resistance junction point respectively with sampling resistor junction point and time inspection electric capacity.
Single when communication unit that described Stroke Control module also comprises to connect with signal with main control unit, memory element, prison
Unit.
Preferably, described communication unit comprises the RS485 wire communication circuit electrically connecting respectively and wireless with main control unit
Communicating circuit, up-link wireless communication circuit module that wireless communication line comprises to electrically connect with main control unit respectively, descending wireless
Communication circuit module；During described prison, unit is the watchdog circuit connecting with signal with main control unit.
Above-mentioned, also include crystal oscillating circuit unit, power conversion unit and signal lighties indicating circuit unit.
Implementation method：Stroke detection module persistently detects electrodynamic valve operating current I, and determines electrodynamic valve triggering state K, main
Control unit measures electrodynamic valve and opens or closes the time T instructing travel switch action from execution；According to electrodynamic valve operating current I, fortune
Row state K and time T judge whether electrodynamic valve running status is normal, specifically comprises following content：According to electrodynamic valve operating current
I, running status K and time T, if running status K is triggering state, and electrodynamic valve operating current I is unsatisfactory for predetermined driving electricity
Stream, then judge that electrodynamic valve Overstroke is normal；If running status K be triggering state, and electrodynamic valve operating current I meet predetermined
Driving current, then judge electrodynamic valve travel switch fault；If running status K is non-triggering state, and electrodynamic valve operating current I is not
Meet predetermined driving current, then judge electrodynamic valve driving malfunction；If running status K is non-triggering state, electrodynamic valve work electricity
Stream I meets predetermined driving current, and time T is less than or equal to predetermined electrodynamic valve t specified movement time, then judge that electrodynamic valve drives
Carry out in；If running status K is non-triggering state, electrodynamic valve operating current I meets predetermined driving current, and time T is more than
Predetermined electrodynamic valve t specified movement time, then judge electronic stroke of valve fault.
This utility model is not limited to above-mentioned specific embodiment, and those skilled in the art also can make multiple changes accordingly
Change, but any equivalent with this utility model or similar change all should be covered in the range of this utility model claim.
Claims (5)
1. a kind of electrically operated valve device for detecting distance of travel, comprises power module, and the stroke detection electrically connecting respectively with power module
Module and Stroke Control module, stroke detection module and Stroke Control module connect with signal it is characterised in that：Described stroke control
Molding block comprises：Main control unit, and the electrodynamic valve driver element connecting with signal with main control unit respectively, described electrodynamic valve drives
Unit comprises electrodynamic valve and electronic valve control circuit, and described stroke detection module comprises to be electrically connected with electronic valve control circuit respectively
The electrodynamic valve breakdown action testing circuit that connects, electrodynamic valve closing motion testing circuit, electrodynamic valve breakdown action testing circuit, electronic
The outfan of valve closing motion testing circuit is connected with signal with main control unit respectively.
2. electrically operated valve device for detecting distance of travel according to claim 1 it is characterised in that：Electrodynamic valve breakdown action detection electricity
Road and electrodynamic valve closing motion testing circuit are signal and trigger back inspection circuit, and described signal triggers back inspection circuit and comprises PNP tri-
Pole pipe, sampling resistor, time inspection resistance, time inspection electric capacity, electronic valve control circuit is electrically connected with PNP triode emitter stage, colelctor electrode
It is in series with load resistance, and concatenate with one end of time inspection resistance in parallel, time inspection electric capacity, time inspection resistance of parallel connection, time inspection electric capacity
The other end is grounded, and PNP triode base terminal is connected with biasing resistor, and sampling resistor is arranged between biasing resistor and emitter stage,
Biasing resistor is electrically connected with main control unit with load resistance junction point respectively with sampling resistor junction point and time inspection electric capacity.
3. electrically operated valve device for detecting distance of travel according to claim 1 it is characterised in that：Described Stroke Control module is also wrapped
Containing unit when the communication unit connecting with signal with main control unit, memory element, prison.
4. electrically operated valve device for detecting distance of travel according to claim 3 it is characterised in that：Described communication unit comprises respectively
The RS485 wire communication circuit electrically connecting with main control unit and wireless communication line, wireless communication line comprise respectively with master control
The up-link wireless communication circuit module of unit electrical connection, descending wireless communication line module, during described prison, unit is and master control list
The watchdog circuit that unit connects with signal.
5. electrically operated valve device for detecting distance of travel according to claim 1 it is characterised in that：Also include crystal oscillating circuit list
Unit, power conversion unit and signal lighties indicating circuit unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620965806.9U CN205981081U (en) | 2016-08-29 | 2016-08-29 | Electric valve stroke detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620965806.9U CN205981081U (en) | 2016-08-29 | 2016-08-29 | Electric valve stroke detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205981081U true CN205981081U (en) | 2017-02-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620965806.9U Active CN205981081U (en) | 2016-08-29 | 2016-08-29 | Electric valve stroke detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205981081U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106123759A (en) * | 2016-08-29 | 2016-11-16 | 郑州春泉节能股份有限公司 | Electrically operated valve stroke detection system and stroke detection implementation method thereof |
| CN107957691A (en) * | 2017-12-26 | 2018-04-24 | 郑州春泉节能股份有限公司 | A kind of electrically operated valve proportional control apparatus and control method |
| CN108955469A (en) * | 2018-05-22 | 2018-12-07 | 烽火通信科技股份有限公司 | The contacting travel measurement method of machine disk and the mutual timing of backboard |
-
2016
- 2016-08-29 CN CN201620965806.9U patent/CN205981081U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106123759A (en) * | 2016-08-29 | 2016-11-16 | 郑州春泉节能股份有限公司 | Electrically operated valve stroke detection system and stroke detection implementation method thereof |
| CN106123759B (en) * | 2016-08-29 | 2018-09-04 | 郑州春泉节能股份有限公司 | Electrically operated valve stroke detection implementation method based on electrically operated valve stroke detection system |
| CN107957691A (en) * | 2017-12-26 | 2018-04-24 | 郑州春泉节能股份有限公司 | A kind of electrically operated valve proportional control apparatus and control method |
| CN107957691B (en) * | 2017-12-26 | 2023-04-28 | 郑州春泉节能股份有限公司 | Electric valve proportion control device and control method |
| CN108955469A (en) * | 2018-05-22 | 2018-12-07 | 烽火通信科技股份有限公司 | The contacting travel measurement method of machine disk and the mutual timing of backboard |
| CN108955469B (en) * | 2018-05-22 | 2020-05-05 | 烽火通信科技股份有限公司 | Contact stroke measuring method during interaction of machine disc and back plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An electric valve stroke detection device Effective date of registration: 20210329 Granted publication date: 20170222 Pledgee: Zhongyuan re guarantee group technology Financing Guarantee Co.,Ltd. Pledgor: ZHENGZHOU CHUNQUAN ENERGY-SAVING Co.,Ltd. Registration number: Y2021980002181 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220627 Granted publication date: 20170222 Pledgee: Zhongyuan re guarantee group technology Financing Guarantee Co.,Ltd. Pledgor: ZHENGZHOU CHUNQUAN ENERGY-SAVING Co.,Ltd. Registration number: Y2021980002181 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |