CN207019895U - Valve is to level detecting apparatus and valve to position detecting system - Google Patents
Valve is to level detecting apparatus and valve to position detecting system Download PDFInfo
- Publication number
- CN207019895U CN207019895U CN201720976186.3U CN201720976186U CN207019895U CN 207019895 U CN207019895 U CN 207019895U CN 201720976186 U CN201720976186 U CN 201720976186U CN 207019895 U CN207019895 U CN 207019895U
- Authority
- CN
- China
- Prior art keywords
- valve
- main control
- control chip
- detecting apparatus
- level detecting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Indication Of The Valve Opening Or Closing Status (AREA)
Abstract
The utility model provides a kind of valve to level detecting apparatus and valve to position detecting system, is related to valve detection technical field.The valve detects circuit in place to level detecting apparatus including valve, driving member, impeller and valve, the side of the valve is connected with one end of the driving member, the impeller is used to promote the valve to move by the driving member, the valve detects circuit in place includes noncontacting proximity sensor and main control chip, the noncontacting proximity sensor electrically connects with the main control chip, the noncontacting proximity sensor is used to detect whether the valve has arrived presetting position, the main control chip is used to, when receiving the signal in place of noncontacting proximity sensor transmission, generate valve prompt message in place.Valve provided by the utility model has the advantages of in the absence of oxidation and relatively low power consumption to level detecting apparatus and valve to position detecting system.
Description
Technical field
Valve detection technical field is the utility model is related to, is arrived in particular to a kind of valve to level detecting apparatus and valve
Position detecting system.
Background technology
Intelligent gas meter is often provided with valve, and when user prepayment is used up, timely cutting-off valve stops supply.In order that
Main control chip is able to know that valve state, and valve is often with there is switch valve to detect in place, when valve fully opens or closes to accuse
Know that main control chip stops valve operation.
At present, testing mechanism generally use microswitch, i.e. touch switch, microswitch have machinery to switch valve in place
The advantages of structure design is simple, and assembly precision is less demanding.But because user is to forget to pay combustion gas compared with small frequency
Take, so the switching frequency of microswitch is relatively low, average frequency is less than monthly so that the easy oxygen in contact of microswitch
Change, cannot be guaranteed its reliability；Because the state that microswitch is being pressed always is long-term use of, so accelerating part
Deteriorate and change the speed of its characteristic；Also, the load of most such switches is DC5V/1mA, for low-power dissipation system
It is the continuous firing electric current that can not bear 1mA.
In view of this, how to solve the above problems, be the emphasis of those skilled in the art's concern.
Utility model content
The purpose of this utility model is to provide a kind of valve to level detecting apparatus and valve to position detecting system, to realize that valve arrives
The advantages of oxidation and relatively low power consumption is not present in level detecting apparatus.
To achieve these goals, the technical scheme that the utility model embodiment uses is as follows：
On the one hand, the utility model provides a kind of valve to level detecting apparatus, the valve to level detecting apparatus include valve,
Driving member, impeller and valve detect circuit in place, and the side of the valve is connected with one end of the driving member, the promotion
Part is used to promote the valve to move by the driving member, and the valve detects circuit in place includes noncontacting proximity sensor and master
Chip is controlled, the noncontacting proximity sensor electrically connects with the main control chip, and the noncontacting proximity sensor is described for detecting
Whether valve has arrived presetting position, and the main control chip is used to receive the letter in place of the noncontacting proximity sensor transmission
Number when, generation valve prompt message in place.
Further, the noncontacting proximity sensor is photoelectric sensor, the photoelectric sensor include light-emitting component with
Photo detector, the light-emitting component are oppositely arranged with the photo detector, and the impeller is provided with stop part, when the valve
When reaching presetting position, the stop part is between the light-emitting component and the photo detector.
Further, the photoelectric sensor is slot type photoelectric sensor.
Further, the light-emitting component is light emitting diode, and the photo detector is illuminated triode.
Further, the valve detects circuit in place also includes motor and valve driving circuit, the armature spindle of the motor
It is connected with the impeller, the valve driving circuit electrically connects with the main control chip, the motor respectively, and the valve drives
Dynamic circuit is used to after the drive signal of the main control chip transmission is received drive the motor work to drive the promotion
Part moves.
Further, the valve detects circuit in place also includes switch module, the switch module and light emitting diode
Negative pole electrically connects, and the positive pole of the light emitting diode electrically connects with an external power supply, and the main control chip is additionally operable to sending institute
The switch module conducting is controlled so that the lumination of light emitting diode after stating drive signal.
Further, the switch module includes triode and first resistor, the base stage of the triode and the master control
The signal output part electrical connection of chip, the grounded emitter of the triode, the colelctor electrode of the triode and the described first electricity
One end electrical connection of resistance, the other end of the first resistor electrically connect with the negative pole of the light emitting diode, the main control chip
It is additionally operable to make triode ON in signal output part output high level.
Further, the valve detects circuit in place also includes 3rd resistor, the 3rd resistor and one end with it is described
The signal output part electrical connection of main control chip, the other end of the 3rd resistor electrically connect with the base stage of the triode.
Further, the grounded emitter of the illuminated triode, the colelctor electrode of the illuminated triode and one second electricity
One end electrical connection of resistance, and one end of the second resistance electrically connects with the signal receiving end of main control chip simultaneously, described second
The other end of resistance electrically connects with an external power supply, and the illuminated triode is used to receive what the light emitting diode was sent
Conducting is so that the signal receiving end of the main control chip receives low level signal after light.
On the other hand, the utility model additionally provides a kind of valve and included to position detecting system, the valve to position detecting system
Intelligent terminal also includes signal transmitting unit with such as valve to level detecting apparatus, the valve to level detecting apparatus, and the signal is sent
Unit electrically connects with the main control chip, and the signal transmitting unit communicates to connect with the intelligent terminal, the main control chip
Whether information matches the motion state for being additionally operable to judge during the motor movement in place with the valve, if mismatching, generation report
Alert signal, and the alarm signal is sent to the intelligent terminal by the signal transmitting unit.On the other hand, this practicality
It is new to additionally provide a kind of valve and detected in place with valve including signal transmitting unit to position detecting system, the valve to position detecting system
Device, the valve to level detecting apparatus detect circuit, the valve and institute in place including valve, driving member, impeller and valve
Driving member connection is stated, the impeller is used to promote the driving member to move with the valve, and the valve detects circuit bag in place
Include noncontacting proximity sensor, whether in place the noncontacting proximity sensor is used to detecting the valve, and the signal sends single
First to be electrically connected with the main control chip, the main control chip is used to generate alarm signal in the contactless Chang'an device exception
Number, and the alarm signal is transmitted to the signal transmitting unit, the signal transmitting unit and electrically connected with an intelligent terminal,
And by the alarm signal transmit to it is known can also terminal.
Compared with the prior art, the utility model has the advantages that：
The utility model provides a kind of valve to level detecting apparatus and valve to position detecting system, the valve to level detecting apparatus bag
Noncontacting proximity sensor is included, whether in place the noncontacting proximity sensor can detect valve, i.e., whether valve has closed completely
Close.In the utility model, due to using noncontacting proximity sensor, so without mechanical contact, i.e., in the absence of contact oxygen
The problem of change so that valve is more durable to level detecting apparatus, so as to reduce maintenance cost.
To enable above-mentioned purpose of the present utility model, feature and advantage to become apparent, preferred embodiment cited below particularly, and
Accompanying drawing appended by cooperation, is described in detail below.
Brief description of the drawings
, below will be to required use in embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment
Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also
To obtain other related accompanying drawings according to these accompanying drawings.
Fig. 1 shows that the valve when valve that one embodiment of the present utility model provides is in opening detects dress in place
The structural representation put.
Fig. 2 shows that the valve when valve that one embodiment of the present utility model provides is closed detects dress in place
The structural representation put.
Fig. 3 shows that the valve that one embodiment of the present utility model provides detects the circuit diagram of circuit in place
Fig. 4 shows valve to the interaction schematic diagram of position detecting system.
Icon：100- valves are to level detecting apparatus；110- valves；120- driving members；121- stop parts；130- impellers；
140- valves detect circuit in place；141- non-contact sensors；1411- light emitting diodes；1412- light triodes；1413- is recessed
Groove；142- motors；143- valve driving circuits；150- is open；200- valves are to position detecting system；201- intelligent terminals；202- nets
Network.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Generally here described in accompanying drawing and
The component of the utility model embodiment shown can be configured to arrange and design with a variety of.
Below in conjunction with accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear
Chu, it is fully described by, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole realities
Apply example.The component of the utility model embodiment being generally described and illustrated herein in the accompanying drawings can be come with a variety of configurations
Arrangement and design.Therefore, the detailed description of the embodiment of the present utility model to providing in the accompanying drawings is not intended to limit below
Claimed the scope of the utility model, but it is merely representative of selected embodiment of the present utility model.Based on the utility model
Embodiment, the every other embodiment that those skilled in the art are obtained on the premise of creative work is not made, all
Belong to the scope of the utility model protection.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.It is meanwhile new in this practicality
In the description of type, it is also necessary to which explanation, unless otherwise clearly defined and limited, term " connected ", " connection " should do broad sense
Understand, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can mechanically connect, also may be used
Be electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, can be the company of two element internals
It is logical.For the ordinary skill in the art, it can understand that above-mentioned term is specific in the utility model with concrete condition
Implication.Below in conjunction with the accompanying drawings, some embodiments of the present utility model are elaborated.It is following in the case where not conflicting
Embodiment and embodiment in feature can be mutually combined.
First embodiment
Fig. 1 is structural representation of valve when valve 110 is opened to level detecting apparatus 100,
Valve when Fig. 2 is the closing of valve 110 refers to Fig. 1 and Fig. 2, the valve to the structural representation of level detecting apparatus 100
Circuit 140 is detected in place to level detecting apparatus 100 including valve 110, driving member 120, impeller 130 and valve (not mark in Fig. 1
Go out), the side of valve 110 is connected with one end of driving member 120, and impeller 130 is used to promote valve 110 by driving member 120
It is mobile.
Specifically, in the present embodiment, valve 110 is a lid, and valve 110 can be covered at the opening 150 of equipment,
Gas can not be circulated at opening 150.Also, in the present embodiment, impeller 130 is a cam, cam can turn around axle
It is dynamic, and cam can promote driving member 120 movable when rotating, so as to promote piston to move forward and backward.When cam is in most
During high position, valve 110 is opened, and gas circulates at opening 150；When cam is in extreme lower position, valve 110 is closed, and is made
Gas can not circulate at cam.It should be noted that driving member is promoted as impeller 130 using cam in the present embodiment
120 move with valve 110, but in some other embodiments, can also use other devices as impeller 130, such as can
Movable catch bar, the present embodiment do not do any restriction to this.It should also be noted that, in the present embodiment, valve
110 are also associated with spring (being not drawn into figure), driving member 120 and the surface of cam is remained close contact, so that
Can by control cam rotation control valve 110 it is movable.
Because when opening and closing valve 110, device is likely to occur failure, causes valve 110 can not close and open,
In view of this, in the present embodiment, valve includes valve to level detecting apparatus 100 and detects circuit 140 in place, and valve detects circuit in place
140 are used to detect whether valve 110 closes success.
Referring to Fig. 3, specifically, valve detects circuit 140 in place includes main control chip and noncontacting proximity sensor 141, main
Control chip electrically connects with noncontacting proximity sensor 141.Noncontacting proximity sensor 141 be used for detect valve 110 whether arrive preset
Positioning is put, and main control chip is used for when receiving the signal in place of the transmission of noncontacting proximity sensor 141, and generation valve prompts to believe in place
Breath.It should be noted that in the present embodiment, noncontacting proximity sensor 141 is used to detect whether valve 110 is turned off.Due to
Whether it is turned off according to touch sensor detection valve 110, then the contact of touch sensor is always under down state
Long-term use, the deterioration of part is accelerated, so carrying out valve 110 using noncontacting proximity sensor 141 in the present embodiment is
The no detection being turned off, contact is not present due to noncontacting proximity sensor 141, i.e., the problem of deterioration in the absence of part, reduced
Maintenance cost.
Specifically, in the present embodiment, noncontacting proximity sensor 141 uses photoelectric sensor, and photoelectric sensor is to use
Sensor of the photoelectric cell as detecting element, it is first converted into measured change the change of optical signal, then by
Photoelectric cell further converts optical signals into electric signal.Photoelectric sensor includes light-emitting component and photo detector, light-emitting component
It is oppositely arranged with photo detector, in the present embodiment, light-emitting component is light emitting diode 1411, and photo detector is the pole of light three
Pipe, the light that light emitting diode 1411 is sent can be received by illuminated triode, so that illuminated triode turns on, of course,
In some other embodiments, light-emitting component is alternatively other elements with photo detector, and the present embodiment does not do specific limit to this
It is fixed.
It should be noted that in the present embodiment, photoelectric sensor is slot type photoelectric sensor, i.e. light-emitting component and light
The shape structure of a groove 1413 is provided between element.Impeller 130 is provided with stop part 121, and the stop part 121 can be in valve
110 reach presetting position, i.e., when valve 110 is closed, into the type structure of groove 1413, i.e., stop part 121 can be in valve
It is between light-emitting component and photo detector when door 110 is closed, the light that light-emitting component is sent can not be received by photo detector；When
When valve 110 is opened, stop part 121 is located at outside the type structure of groove 1413, enables the light that light-emitting component is sent by photo detector
Receive.
Valve detects circuit 140 in place also includes motor 142 and valve driving circuit 143, valve driving circuit 143 respectively with
Main control chip, motor 142 electrically connect, and main control chip can transmit drive signal, valve driving circuit to valve driving circuit 143
143 after drive signal is received motor 142 work.In the present embodiment, the armature spindle of motor 142 and impeller 130
Connection, motor 142 can drive impeller 130 to move when rotating, so as to realize the open and close of valve 110.
In the present embodiment, in order to reach the effect of low-power consumption, valve detects circuit 140 in place also includes the component that opens the light, and opens
Close component to electrically connect with the negative pole of light emitting diode 1411, the positive pole of light emitting diode 1411 electrically connects with an external power supply.
Specifically, switch module includes triode and first resistor, the base stage of triode and the signal output of main control chip
End electrical connection, the grounded emitter of triode, the colelctor electrode of triode electrically connects with one end of first resistor, first resistor it is another
One end electrically connects with the negative pole of light emitting diode 1411, and main control chip is additionally operable to make triode in signal output part output high level
Conducting.
In order to receive the feedback signal of the transmission of noncontacting proximity sensor 141, in the present embodiment, valve detects in place
Circuit 140 also includes second resistance, the grounded emitter of illuminated triode, the colelctor electrode of illuminated triode and the one of second resistance
End electrical connection, one end of second resistance electrically connect with the signal receiving end of main control chip simultaneously, the other end of second resistance and one
External power supply electrically connects.
In order to reach the effect of voltage stabilizing, valve detects circuit 140 in place also includes 3rd resistor, one end of 3rd resistor
Electrically connected with the signal output part of main control chip, the other end of 3rd resistor electrically connects with the base stage of triode.
The concrete operating principle of the present embodiment valve to level detecting apparatus 100 is：
Light emitting diode 1411 is not turned under normal circumstances, and so as to emit beam, illuminated triode can not also connect
Light is received, now triode is not turned on, and what the signal receiving end of main control chip received is the height electricity by second resistance pull-up
It is flat.When needing to turn off or on valve 110, main control chip transmits drive signal, valve driving electricity to valve driving circuit 143
The motor 142 after drive signal is received of road 143 rotates, so as to drive impeller 130 to rotate, when impeller 130 rotates
Driving member 120 can be driven to move simultaneously, because driving member 120 is connected with valve 110, so when impeller 130 rotates, can band
The dynamic control valve 110 of driving member 120 is closed or opened.Also, stop part 121 is provided with driving member 120, when valve 110
During closing, stop part 121 is in the groove 1413 of the photoelectric sensor of the present embodiment offer；When valve 110 is opened, stop
Portion 121 removes out of photoelectric sensor groove 1413.
In the present embodiment, when needing Open valve 110, staff controls main control chip control valve drive circuit
143 open, so that motor 142 works, valve 110 performs valve opening action.Also, in the work 2s of motor 142 or other time
Afterwards, main control chip sends high level so that switch module turns on to switch module, i.e., the triode into the present embodiment sends high
Level is so that triode ON, so that the line conduction of light emitting diode 1411, light emitting diode 1411 sends luminous.Due to
Stop part 121 is located at outside the groove 1413 of noncontacting proximity sensor 141 during valve opening, therefore the luminous energy that light emitting diode 1411 is sent
It is enough to be received by illuminated triode, turn on illuminated triode, so that the line conduction of illuminated triode, illuminated triode conducting
Afterwards, the signal that the signal receiving end of main control chip receives can be pulled down to low level, so that main control chip receives low level
Signal, if now main control chip still detects high level signal in place, illustrate that valve 110 fails to open, valve 110 or other
Break down at position.
When needing to close valve 110, main control chip staff controls main control chip control valve drive circuit 143 to open
Open, so that motor 142 works, valve 110, which performs, closes valve events.It is also, main in the work 1s of motor 142 or after other time
Control chip and to switch module send high level so that switch module turns on, i.e., triode into the present embodiment send high level with
Make triode ON, so that the line conduction of light emitting diode 1411, light emitting diode 1411 sends luminous.During due to closing valve
Stop part 121 is located in the groove 1413 of noncontacting proximity sensor 141, thus the light that sends of light emitting diode 1411 can not by by
Optical transistor receives, so that the circuit of illuminated triode fails to turn on, the signal meeting of the signal receiving end reception of main control chip
High level is pulled to by second resistance, so that main control chip receives low level signal, if now main control chip still detects
To low level signal, then illustrate that valve 110 fails to close, valve 110 or other positions are broken down.
It should be noted that because the noncontacting proximity sensor 141 that the present embodiment provides is photoelectric sensor, its work is electric
Press it is relatively low, can as little as 2V, it is easy for installation so be applied to general lithium battery power supply.Also, although photoelectricity is opened in the present embodiment
The electric current of sensor detection is 10mA, still, due to when opening photoelectric sensor detection, averagely can just open one every 4s
It is secondary, and duration is 1mS every time, therefore average current is only 2.5uA, so the valve that the present embodiment provides detects dress in place
Put 100 requirements for meeting low-power consumption.
Second embodiment
Fig. 4 please be participate in, present embodiments provide a kind of valve includes to position detecting system 200, the valve to position detecting system 200
Intelligent terminal 201 and valve also include signal transmitting unit to level detecting apparatus 100, valve to level detecting apparatus 100, and signal is sent
Unit is electrically connected with main control chip, and signal transmitting unit is communicated to connect by network 202 and intelligent terminal 201.Need what is illustrated
It is the knot due to the valve that the present embodiment provides to level detecting apparatus 100 with the valve that first embodiment provides to level detecting apparatus 100
Structure and function all same, so no longer will be repeated in the present embodiment to level detecting apparatus 100 valve.
Specifically, signal transmitting unit electrically connects with main control chip, and main control chip is additionally operable to judge when motor 142 moves
Whether information matches motion state in place with valve, if mismatching, generates alarm signal, and institute's alarm signal is sent out by signal
Unit is sent to send to intelligent terminal 201.In the present embodiment, matching refers to valve that main control chip receives information and motor in place
Whether 142 motion states are consistent.For example, when closing valve, the motion state of motor 142 is close valve state, if now main control chip
Signal receiving end receive valve information be high level information in place, then now motor 142 motion when motion state arrived with valve
Position information matches；It is now electric and if information is low level information to the valve that now signal receiving end of main control chip receives in place
Information is mismatched motion state when machine 142 moves in place with valve, main control chip generation alarm signal, and the alarm signal is led to
Signal transmitting unit is crossed to send to intelligent terminal 201, so that staff knows that valve breaks down to level detecting apparatus 100,
Valve need to be safeguarded to level detecting apparatus 100.
In summary, the utility model provides a kind of valve to level detecting apparatus and valve to position detecting system, and the valve is in place
Detection means includes noncontacting proximity sensor, and whether in place the noncontacting proximity sensor can detect valve, i.e., whether valve
Completely close.In the utility model, due to using noncontacting proximity sensor, so without mechanical contact, i.e., not
The problem of contact oxidation be present so that valve is more durable to level detecting apparatus, so as to reduce maintenance cost.
It should be noted that herein, the relational terms of such as " first " and " second " or the like are used merely to one
Individual entity or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or operate it
Between any this actual relation or order be present.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Cover including for nonexcludability, so that process, method, article or equipment including a series of elements not only include those
Key element, but also the other element including being not expressly set out, or also include for this process, method, article or set
Standby intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Other identical element in the process including the key element, method, article or equipment also be present.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model
Within, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.It should be noted that
Arrive：Similar label and letter represents similar terms in following accompanying drawing, therefore, once determined in a certain Xiang Yi accompanying drawing
Justice, then it further need not be defined and explained in subsequent accompanying drawing.
Claims (10)
1. a kind of valve is to level detecting apparatus, it is characterised in that the valve to level detecting apparatus includes valve, driving member, impeller
And valve detects circuit in place, the side of the valve is connected with one end of the driving member, and the impeller is used to pass through institute
State driving member and promote the valve movement, the valve detects circuit in place includes noncontacting proximity sensor and main control chip, described
Noncontacting proximity sensor electrically connects with the main control chip, and the noncontacting proximity sensor is used to detect whether the valve has arrived
Presetting position, the main control chip are used to, when receiving the signal in place of the noncontacting proximity sensor transmission, generate valve
Prompt message in place.
2. valve as claimed in claim 1 is to level detecting apparatus, it is characterised in that the noncontacting proximity sensor is photoelectric sensing
Device, the photoelectric sensor include light-emitting component and photo detector, and the light-emitting component is oppositely arranged with the photo detector, institute
State impeller and be provided with stop part, when the valve reach presetting position when, the stop part be located at the light-emitting component and
Between the photo detector.
3. valve as claimed in claim 2 is to level detecting apparatus, it is characterised in that the photoelectric sensor is slot type photoelectric sensing
Device.
4. valve as claimed in claim 2 is to level detecting apparatus, it is characterised in that the light-emitting component is light emitting diode, institute
It is illuminated triode to state photo detector.
5. valve as claimed in claim 4 is to level detecting apparatus, it is characterised in that the valve detects circuit in place also includes motor
With valve driving circuit, the armature spindle of the motor is connected with the impeller, the valve driving circuit respectively with the master
Chip, motor electrical connection are controlled, the valve driving circuit is used to receive the drive signal of the main control chip transmission
After drive motor work to drive the impeller to move.
6. valve as claimed in claim 5 is to level detecting apparatus, it is characterised in that the valve detects circuit in place also includes switch
Component, the switch module electrically connect with the negative pole of light emitting diode, the positive pole of the light emitting diode and external power supply electricity
Connection, the main control chip are additionally operable to control the switch module to turn on after the drive signal is sent so that described luminous two
Pole tube light-emitting.
7. valve as claimed in claim 6 is to level detecting apparatus, it is characterised in that the switch module includes triode and first
Resistance, the base stage of the triode electrically connect with the signal output part of the main control chip, the grounded emitter of the triode,
The colelctor electrode of the triode electrically connects with one end of the first resistor, the other end of the first resistor and described luminous two
The negative pole electrical connection of pole pipe, the main control chip are additionally operable to make triode ON in signal output part output high level.
8. valve as claimed in claim 7 is to level detecting apparatus, it is characterised in that the valve detects circuit in place also includes the 3rd
Resistance, the 3rd resistor with one end electrically connected with the signal output part of the main control chip, the 3rd resistor it is another
End electrically connects with the base stage of the triode.
9. valve as claimed in claim 4 is to level detecting apparatus, it is characterised in that the grounded emitter of the illuminated triode,
The colelctor electrode of the illuminated triode electrically connects with one end of a second resistance, and one end of the second resistance while and master control
The signal receiving end electrical connection of chip, the other end of the second resistance electrically connect with an external power supply, the illuminated triode
For turned on after the light that the light emitting diode sends is received so that the signal receiving end of the main control chip receive it is low
Level signal.
10. a kind of valve is to position detecting system, it is characterised in that the valve to position detecting system includes intelligent terminal will with such as right
The valve described in 5 is asked also to include signal transmitting unit, the signal transmitting unit to level detecting apparatus, the valve to level detecting apparatus
Electrically connected with the main control chip, the signal transmitting unit is communicated to connect with the intelligent terminal, and the main control chip is also used
Whether information matches motion state when the motor movement is judged in place with the valve, if mismatching, generates alarm signal
Number, and the alarm signal is sent to the intelligent terminal by the signal transmitting unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720976186.3U CN207019895U (en) | 2017-08-07 | 2017-08-07 | Valve is to level detecting apparatus and valve to position detecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720976186.3U CN207019895U (en) | 2017-08-07 | 2017-08-07 | Valve is to level detecting apparatus and valve to position detecting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207019895U true CN207019895U (en) | 2018-02-16 |
Family
ID=61478416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720976186.3U Active CN207019895U (en) | 2017-08-07 | 2017-08-07 | Valve is to level detecting apparatus and valve to position detecting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207019895U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107219073A (en) * | 2017-08-07 | 2017-09-29 | 成都秦川物联网科技股份有限公司 | Valve is to level detecting apparatus and valve to position detecting system |
-
2017
- 2017-08-07 CN CN201720976186.3U patent/CN207019895U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107219073A (en) * | 2017-08-07 | 2017-09-29 | 成都秦川物联网科技股份有限公司 | Valve is to level detecting apparatus and valve to position detecting system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107219073A (en) | Valve is to level detecting apparatus and valve to position detecting system | |
| CN106123759B (en) | Electrically operated valve stroke detection implementation method based on electrically operated valve stroke detection system | |
| CN107702866A (en) | The intelligent wireless water valve device of real-time leak water detdction | |
| CN207019895U (en) | Valve is to level detecting apparatus and valve to position detecting system | |
| CN203118870U (en) | Improved relay control circuit | |
| CN208433774U (en) | Charging electrode automatic switch-over circuit and electrical equipment | |
| CN205981081U (en) | Electric valve stroke detection device | |
| US20180023774A1 (en) | Photovoltaic system and method for utilizing energy of light emitted by light fixture | |
| CN206931197U (en) | A kind of low power consumption switch system based on wireless encoding decoding chip | |
| CN111381153A (en) | Relay contact state detection circuit and state detection method thereof, and electric automobile | |
| CN211086520U (en) | Relay adhesion detection circuit and device | |
| CN114006439A (en) | Be applied to stake of charging of multiple battery charging outfit | |
| CN208092205U (en) | A kind of closed-loop detection circuit for detecting relay output state | |
| CN203838507U (en) | Energy-saving control circuit of embedded system | |
| WO2017206285A1 (en) | Self-energy switch | |
| CN210802498U (en) | Alarm circuit and valve-passing alarm system suitable for vacuum pipeline system | |
| CN208580214U (en) | A kind of detection device of door and window opening and closing | |
| CN110198163B (en) | Magnetic induction electronic bistable switch capable of self-checking | |
| CN207924428U (en) | A kind of wireless trip switch of address programmable | |
| CN212229125U (en) | Remote signaling detection and alarm circuit for communication direct-current power supply | |
| CN109656170A (en) | Inclination triggering driving circuit and electronic product | |
| CN112462255B (en) | Device for monitoring electric equipment | |
| CN206584199U (en) | A kind of novel permanent magnetic mechanics controller of primary cut-out | |
| CN214014585U (en) | Intelligent light control system | |
| CN220087322U (en) | Asset positioning, state monitoring and management system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |