CN209313754U - Control circuit and control device - Google Patents
Control circuit and control device Download PDFInfo
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- CN209313754U CN209313754U CN201920203547.XU CN201920203547U CN209313754U CN 209313754 U CN209313754 U CN 209313754U CN 201920203547 U CN201920203547 U CN 201920203547U CN 209313754 U CN209313754 U CN 209313754U
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Abstract
The utility model provides a kind of control circuit and control device, is related to technical field of circuit design.The control circuit, comprising: controller, n control circuit, n work package.And controller is electrically connected with n control circuit, n control circuit is electrically connected with n work package one-to-one correspondence.Each work package includes: motor, moving component, and motor is electrically connected with moving component.Circuit is managed for the control signal according to controller, determines the target current direction at input motor the two poles of the earth, motor is used to drive moving component to move according to target current direction.The utility model uses hardware logic control circuit, and to realize the successively movement of multiple motors, circuit logic is simple, safe and reliable.
Description
Technical field
The utility model relates to circuit design field, in particular to a kind of control circuit and control device.
Background technique
In kinetic control system, it will usually be related to the use of motor, be driven in circuit structure by the movement of motor
The change of component locations may be related to the continuous motion control of multiple motors when system is slightly complicated.
Due to being related to the successive sequence of motion of motor and the change in motor movement direction, in the prior art, general meeting
Control motor movement is gone using software-controlled manner, motor is controlled by software logic and is successively moved, then software control motor
Power positive cathode switching, changes motor movement direction.
Because of software control logic complexity, vulnerable to external interference, safety coefficient is lower, there is crash in operational process, race flies
Etc. hidden danger, cause that equipment is impaired, personal safety is compromised.
Utility model content
The purpose of this utility model is that in view of the deficiency of the prior art, a kind of control circuit and control are provided
Device is eliminated safe hidden trouble using hardware circuit design mode, and protects equipment.To achieve the above object, the utility model
Used technical solution is as follows:
In a first aspect, the utility model embodiment provides a kind of control circuit, comprising: controller, n control circuit, n
A work package, wherein n is the integer greater than 0；
The controller is electrically connected with the n control circuits, the n control circuits and the n work packages
Correspond electrical connection；
Each work package includes: motor, moving component, and the motor is electrically connected with the moving component；
The control circuit is used for the control signal according to the controller, determines the target electricity for inputting described motor the two poles of the earth
Direction is flowed, the motor is used to drive the moving component to move according to the target current direction.
Optionally, the moving component is extensible member, and the motor is stretched according to the drive of the target current direction
Contracting component is stretched out or is shunk.
It optionally, further include 2 limit switches, the limit switch is electrically connected with the motor and is placed in predeterminated position；
When the extensible member moves in the preset range of the predeterminated position, touches the limit switch and update shape
State.
Optionally, the predeterminated position includes: the maximum position, and/or the extensible member that the extensible member is shunk
Between the maximum position that the maximum position that the maximum position of stretching and the extensible member are shunk is stretched out to the extensible member
Any position.
Optionally, further includes: protection circuit；It is described protection circuit one end be electrically connected with the controller, the other end and
The work package electrical connection；
The protection circuit is for obtaining the electric current for being input to the work package, and according to being input to the work package
Electric current determine whether cut off circuit.
Optionally, the protection circuit includes: overcurrent protective switch, monitoring chip and overcurrent protection relay；
One end of the overcurrent protective switch is connect with the work package, the other end and power supply connect；The prison
The one end for surveying chip is connect with the controller, and the other end is connect with described overcurrent protection relay one end, the overcurrent protection
The relay other end is connect with the work package；
The monitoring chip is for obtaining the electric current for being input to the work package, and according to being input to the work package
Current control described in overcurrent protection relay be opened or closed.
Optionally, further includes: observation circuit；One end of the observation circuit is connect with the controller, the other end and institute
State work package connection；
The observation circuit is used to monitor the movement state information of moving component in the work package, and by the movement
Status information is sent to the controller.
Optionally, the observation circuit includes: voltage sample chip, isolating chip；
2 pins of the voltage sample chip are connect with the positive and negative anodes of the work package respectively, described for obtaining
The operating voltage of work package；
The voltage sample chip and the isolating chip communicate to connect, the isolating chip and the controller communication link
It connects；
The operating voltage of the work package is sent to the control by the isolating chip by the voltage sample chip
Device processed.
Optionally, the control circuit includes: relay；The relay and the motor parallel, and the relay
Control signal input connect with the controller.
Second aspect, the utility model embodiment additionally provide a kind of control device, comprising: load and such as first aspect institute
The control circuit stated；
The load is connect with the moving component, and the moving component drives the load movement.
The beneficial effects of the utility model are:
The utility model provides a kind of control circuit and control device, wherein control circuit includes: controller, n control
Circuit, n work package.And controller is electrically connected with n control circuit, n control circuit and n work package one are a pair of
It should be electrically connected.Each work package includes: motor, moving component, and motor is electrically connected with moving component.It manages circuit and is used for basis
The control signal of controller, determines the target current direction at input motor the two poles of the earth, and motor is used to be driven according to target current direction
Moving component movement.The utility model uses hardware logic control circuit, to realize the successively movement of multiple motors, circuit logic
Simply, securely and reliably.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the control circuit structural representation that an embodiment of the present invention provides；
Fig. 2 is the control circuit structural representation that an embodiment of the present invention provides；
Fig. 3 is the control circuit operation schematic diagram that an embodiment of the present invention provides；
Fig. 4 is the control circuit structural representation that an embodiment of the present invention provides；
Fig. 5 is the protection electrical block diagram that an embodiment of the present invention provides；
Fig. 6 is the observation circuit structural schematic diagram that an embodiment of the present invention provides；
Fig. 7 is the controling device structure diagram that an embodiment of the present invention provides.
Icon: 100- controller；110- manages circuit；111- relay；1111- normally opened contact；1112- normally-closed contact；
120- work package；121- motor；1211- first motor；The second motor of 1212-；1213- third motor；122- moving component；
123- limit switch；1231- the second motor starting point switch；1232- first motor limit switches；1233- third motor starting point is opened
It closes；1234- the second motor limit switches；The normally opened node of 124-；The normally closed node of 125-；130- protects circuit；131- overcurrent protection
Switch；132- monitors chip；133- overcurrent protection relay；140- observation circuit；141- voltage sample chip；150- load.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, or
The utility model product using when the orientation or positional relationship usually put, be merely for convenience of description the utility model and letter
Change description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation construct and
Operation, therefore should not be understood as limiting the present invention.In addition, term " first ", " second ", " third " etc. are only used for area
Divide description, is not understood to indicate or imply relative importance.
In addition, the terms such as term "horizontal", "vertical" are not offered as requiring component abswolute level or pendency, but can be slightly
Low dip.It is not to indicate that the structure has been had to if "horizontal" only refers to that its direction is more horizontal with respect to for "vertical"
It is complete horizontal, but can be slightly tilted.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or it is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediary can also be passed through
It is indirectly connected, can be the connection inside two elements.For the ordinary skill in the art, it can be managed with concrete condition
Solve the concrete meaning of above-mentioned term in the present invention.
As shown in FIG. 1, FIG. 1 is the control circuit structural representations that an embodiment of the present invention provides.It include: controller
100, n control circuit 110, n work package 120, wherein n is the integer greater than 0.Controller 100 and n control circuit
110 are electrically connected, and n control circuit 110 is electrically connected with the n one-to-one correspondence of work package 120.
Each work package 120 includes: motor 121, moving component 122, and motor 121 is electrically connected with moving component 122.
Circuit 110 is managed for the control signal according to controller 100, determines the target current at input 121 the two poles of the earth of motor
Direction, motor 121 are used to drive moving component 122 to move according to target current direction.
It should be noted that controller 100 can issue control instruction, control circuit 110 is controlled by control instruction
Further control the movement of moving component 122.
Wherein, above-mentioned motor 121 drives moving component 122 to transport function according to target current direction, which includes: just
Turn, invert and stretch out, shrink etc..
The mode that the application realizes that motor 121 moves is to provide the target DC power supply of 24V to motor 121, work as motor
When the target current direction that 121 both ends apply is positive, moving component 122 is moved along the same direction, when 121 both ends of motor are applied
When the target current direction added is reversed, moving component 122 moves in opposite direction.For example, being directed to stretching motion, work as motor
When the target current direction that 121 both ends apply is positive, moving component 122 does stretch out motion, when the mesh that 121 both ends of motor apply
When mark current direction is reversed, moving component 122 does contractile motion.The motion mode of specific moving component 122, the application are not done
Limitation, is subject to actual motion demand.
Control circuit provided by the present application, comprising: controller 100, n control circuit 110 and n work package 120, and
N control circuit 110 is electrically connected with the n one-to-one correspondence of work package 120.Wherein, work package 120 includes: motor 121, fortune
Dynamic component 122, motor 121 can control moving component 122 to move.Control instruction, n control circuit are issued by controller 100
110 control n work package 120 respectively moves.By hardware logic electric circuit, realizes multiple motors 121 and successively move, circuit
Logic is simple, securely and reliably.
Further, moving component 122 is extensible member, and motor 121 drives extensible member to stretch according to target current direction
Out or shrink.
When moving component 122 is extensible member, when the target current direction that 121 both ends of motor apply is positive, stretch
Contracting component does stretch out motion, and when the target current direction that 121 both ends of motor apply is reversed, extensible member does contractile motion.
It should be noted that collapsible part provided in this embodiment, can be lead screw, but the application is not limited with lead screw
System, is also possible to other straight-bar components, is specifically subject to actual demand.
Further, extensible member one end is connected with motor 121, and the other end can connect corresponding control unit, by stretching
The corresponding function for realizing corresponding control unit is shunk in the stretching of contracting component.
For example, corresponding control unit can be electrically operated gate, when applying forward voltage to motor 121, telescopic rod does stretching fortune
Dynamic, so that telescopic rod drives electrically operated gate to open, when applying backward voltage to motor 121, telescopic rod does contractile motion, to stretch
Contracting bar drives electrically operated gate to close.
Explanation is needed further exist for, above-mentioned corresponding control unit includes but office is not only limitted to electrically operated gate.
Further, n control circuit 110 controls the movement of the motor 121 in n work package 120 respectively.It is stretched to each
A corresponding control unit is connected after contracting bar, n telescopic rod controls n control unit movement.Control the fortune of n control unit
Flowing mode, comprising: n control unit moves simultaneously and n control unit successively moves.
If desired n control unit moves simultaneously, and controller 100 issues the control instruction stretched out or shunk, n control electricity
Road 110 controls the n motor 121 in n work package 120 respectively, and drives n telescopic rod while stretching out or shrinking, in turn
It controls corresponding control unit and does corresponding control movement.
As shown in Fig. 2, Fig. 2 is the control circuit structural representation that an embodiment of the present invention provides.
If desired n control unit successively moves, then control circuit provided by the present application further includes 2 limit switches 123,
Limit switch 123 is electrically connected with motor 121 and is placed in predeterminated position.When extensible member moves to the preset range of predeterminated position
When interior, the more new state of limit switch 123 is touched.
Optionally, according to actual demand, a limit switch 123 can be arranged and presets initial position in telescopic rod, it is another
A limit switch 123, which is arranged, presets final position in telescopic rod.When motor 121 moves to limit switch 123 nearby and touches
When limit switch 123, if motor 121 continues to move, and switch is failure to actuate still in 123 allowed band of limit switch, if being more than
The allowed band of limit switch 123, then switch disconnection, and motor 121 stops working.
Further, which can be single-pole double-throw switch (SPDT).
Optionally, predeterminated position includes: the maximum position that extensible member is shunk, and/or the dominant bit that extensible member stretches out
Set and the maximum position that is stretched out to extensible member of maximum position that extensible member is shunk between any position.
Optionally, control circuit 110 provided in this embodiment includes: relay 111.Relay 111 and motor 121 are simultaneously
Connection, and the control signal input of relay 111 is connect with controller 100.
Further, the successively movement of multiple motors 121 is realized, referring to figure 3., Fig. 3 is an embodiment of the present invention
The control circuit operation schematic diagram of offer.
By taking the second motor 1212 drives 122 auto-extending of moving component, automatic contraction as an example:
Second motor 1212 does auto-extending movement: controller 100 issues motor 121 and rotates forward instruction, manages in circuit 110
111 normally opened contact 1111 of relay closure, normally-closed contact 1112 disconnect.And just to the end the A connection 24V DC power supply in Fig. 3
End, the end B connect 24V DC power supply negative terminal.When the telescopic rod of first motor 1211 it is fully extended to predeterminated position after, first motor
The normally opened node 124 of limit switches 1232 is closed, and normally closed node 125 disconnects, and first motor 1211, which is automatically cut off the power, at this time stops
Only move.Since 111 normally opened contact 1111 of relay is in closed state, the anode electricity of the second motor of turn on automatically 1212
Source.
After controller 100, which issues motor 121, rotates forward instruction, the normally closed node 125 1 of the second motor limit switches 1234
It is directly in closed state, the negative terminal power supply of the second motor 1212 is constantly on, and 1212 liang of termination 24V forward dcs of the second motor
Voltage, therefore the second motor 1212 starts to rotate forward, to drive telescopic rod to do stretch out motion, when telescopic rod moves to the second motor
When limit switches 1234, continue to do stretch out motion, until more than the maximum magnitude that the second motor limit switches 1234 allow, second
The normally closed node 125 of motor limit switches 1234 disconnects, and the negative terminal power supply of the second motor 1212 is cut off, therefore the second motor
1212 stop motions.While disconnection due to the normally closed node 125 of the second motor limit switches 1234, normally opened node 124 is closed,
Therefore the positive power supply of turn on automatically third motor 1213.
Second motor 1212 does automatic contractile motion: controller 100 issues 121 toggling command of motor, manages in circuit 110
111 normally-closed contact 1112 of relay closure, normally opened contact 1111 disconnect.And it is negative to the end the A connection 24V DC power supply in Fig. 3
End, the end B connect 24V DC power supply anode.After the telescopic rod of third motor 1213 is recovered to predeterminated position, third motor starting point
The normally closed node 125 of switch 1233 disconnects, and normally opened node 124 is closed, and cuts off the power supply of third motor 1213, third motor at this time
1213 stop motions.While the normally closed node 125 of third motor starting point switch 1233 disconnects, normally opened node 124 is closed, therefore
The negative terminal power supply of the second motor of turn on automatically 1212.
After controller 100 issues 121 toggling command of motor, the normally closed node 125 1 of the second motor starting point switch 1231
It is directly in closed state, 1212 anode power supply of the second motor is always on, and since the anode power supply cracking end A, negative terminal power supply connect
Connect B sections, the second 1212 liang of motor termination 24V reverse voltage, therefore the second motor 1212 starts to invert, to drive flexible
Bar does contractile motion, and telescopic rod continues to do contractile motion after moving to the position of the second motor starting point switch 1231, until being more than
The maximum magnitude that second motor starting point switch 1231 allows, the normally closed node 125 of the second motor starting point switch 1231 disconnects at this time,
Second motor, 1212 anode power supply is cut off, and the second motor 1212 is automatically stopped movement.Second motor starting point switch 1231 it is normal
While 125 end of close node is come, normally opened node 124 is closed, the negative sense power supply of turn on automatically first motor 1211.
N motor 121 controls n telescopic rod and does continuous stretch out motion, and the process and the above process of continuous retraction movement
It is identical, do not add to repeat herein.
Further, referring to figure 4., Fig. 5, Fig. 4 be an embodiment of the present invention provide controling circuit structure signal
Figure, Fig. 5 are the protection electrical block diagram that an embodiment of the present invention provides.
For the component for protecting control circuit provided by the present application, on the basis of foregoing circuit, further includes: protection circuit
130.Wherein, protection circuit 130 is to generate super-high-current in 121 motion process of motor in order to prevent and burn motor 121.
One end of the protection circuit 130 is electrically connected with controller 100, the other end is electrically connected with work package 120.Protection electricity
Road 130 determines whether to cut for obtaining the electric current for being input to work package 120 according to the electric current for being input to work package 120
Deenergizing.
Further, protection circuit 130 includes: overcurrent protective switch 131, monitoring chip 132 and overcurrent protection relay
133。
One end of overcurrent protective switch 131 is connect with work package 120, the other end and power supply connect.Monitor chip
132 one end is connect with controller 100, the other end and the connection of 133 one end of overcurrent protection relay, overcurrent protection relay 133
The other end is connect with work package 120.Monitoring chip 132 is used to obtain the electric current for being input to work package 120, and according to input
Current control overcurrent protection relay 133 to work package 120 is opened or closed.
Wherein, the mode that overcurrent protective switch 131 protects circuit is that switch chip is connected on power supply
It is interior, if overcurrent protective switch 131 detects that by its own internal electric current be more than default permissible value, chip can be disconnected automatically
Internal switch is cut off the power, and 121 power loss of motor stops operating.
Further, monitoring chip 132 be by software detection circuits whether overcurrent, and then circuit is protected.
Concrete mode is that the one end for monitoring chip 132 and controller 100 communicate to connect, and controller 100 obtains the real-time work of motor 121
Make electric current, and judge whether current value is more than default permissible value, if being more than, controller 100 controls overcurrent protection relay 133
It disconnects, electric current cannot flow into operating circuit again at this time, and then protect to this control circuit.
It should be noted that overcurrent protective switch 131 and monitoring chip 132 be when protecting circuit, the two simultaneously and
It works independently, as long as any one response can cut off the power supply of motor 121, all motors 121 can not all work.
Further, continuing with Fig. 4, control circuit further include: observation circuit 140.One end of observation circuit 140 and control
Device 100 connects, and the other end is connect with work package 120.
Movement state information of the observation circuit 140 for moving component 122 in monitoring component 120, and shape will be moved
State information is sent to controller 100.
Wherein, the movement state information of above-mentioned moving component 122 includes: to stretch out, completing to stretch out, withdrawing, is complete
At states such as withdrawal, failures.Clear 121 working condition of current motor of related technical personnel can be facilitated.
Fig. 6 is please referred to, Fig. 6 is the observation circuit structural schematic diagram that an embodiment of the present invention provides.
Observation circuit 140 includes: voltage sample chip 141, isolating chip.2 pins of voltage sample chip 141 are distinguished
It is connect with the positive and negative anodes of work package 120, for obtaining the operating voltage of work package 120.
Voltage sample chip 141 and isolating chip communicate to connect, and isolating chip and controller 100 communicate to connect.Voltage is adopted
The operating voltage of work package 120 is sent to controller 100 by isolating chip by sample chip 141.
Specific monitoring mode is, for monitoring the working condition of moving component 122 of the second motor 1212 control:
When monitor 1212 power positive end voltage of the second motor be voltage value, negative terminal voltage be 0V when, the second motor
1212 are carrying out stretch out motion, when monitor 1212 power supply negative terminal of the second motor be voltage value, anode be 0V when, second
Motor 1212 is carrying out recovery movement.
When monitoring all voltage value of 1212 both end voltage of the second motor, the second motor 1212 is completed to stretch out fortune
Dynamic, when monitoring all 0V of 1212 both end voltage of the second motor, the second motor 1212 completes recovery movement.
When monitor there are two and 121 both ends power supply pressure difference of the above motor for voltage value or so when, there are two explanations
Motor 121 simultaneously break down by live line work, the then control of motor 121.
Please refer to Fig. 7, Fig. 7 is the control device that an embodiment of the present invention provides, comprising: load 150 and above-mentioned
Control circuit.
Load 150 is connect with moving component 122, and moving component 122 is moved with dynamic load 150.
Correspondingly, which can be electrically operated gate, sports platform, but the present embodiment is not limitation with both scenes,
It can also successively automatically open, then successively be automatically closed, or successively moved in sequence for other mechanical parts, according still further to
Backward successively restorable scene.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of control circuit characterized by comprising controller, n control circuit, n work package, wherein n is big
In 0 integer；
The controller is electrically connected with the n control circuits, and the n control circuits and the n work packages are one by one
Corresponding electrical connection；
Each work package includes: motor, moving component, and the motor is electrically connected with the moving component；
The control circuit is used for the control signal according to the controller, determines the target current for inputting the two poles of the earth of the motor
Direction, the motor are used to drive the moving component to move according to the target current direction.
2. control circuit according to claim 1, which is characterized in that the moving component is extensible member, the motor
The extensible member is driven to stretch out or shrink according to the target current direction.
3. control circuit according to claim 2, which is characterized in that further include: 2 limit switches, the limit switch
It is electrically connected with the motor and is placed in predeterminated position；
When the extensible member moves in the preset range of the predeterminated position, the limit switch more new state is touched.
4. control circuit according to claim 3, which is characterized in that the predeterminated position includes: that the extensible member is received
The maximum position that the maximum position and the extensible member that the maximum position of contracting, and/or the extensible member stretch out are shunk is to institute
State any position between the maximum position of extensible member stretching.
5. control circuit according to claim 1, which is characterized in that further include: protection circuit；The one of the protection circuit
End is electrically connected with the controller, the other end is electrically connected with the work package；
The protection circuit is used to obtain the electric current for being input to the work package, and according to the electricity for being input to the work package
Stream determines whether to cut off circuit.
6. control circuit according to claim 5, which is characterized in that the protection circuit includes: overcurrent protective switch, prison
Survey chip and overcurrent protection relay；
One end of the overcurrent protective switch is connect with the work package, and the other end is connect with power supply；The monitoring core
One end of piece is connect with the controller, and the other end is connect with described overcurrent protection relay one end, the overcurrent protection relay
The other end of device is connect with the work package；
The monitoring chip is used to obtain the electric current for being input to the work package, and according to the electricity for being input to the work package
Overcurrent protection relay described in flow control is opened or closed.
7. control circuit according to claim 5, which is characterized in that further include: observation circuit；The one of the observation circuit
End is connect with the controller, and the other end is connect with the work package；
The observation circuit is used to monitor the movement state information of moving component in the work package, and by the motion state
Information is sent to the controller.
8. control circuit according to claim 7, which is characterized in that the observation circuit include: voltage sample chip, every
Off-chip piece；
2 pins of the voltage sample chip are connect with the positive and negative anodes of the work package respectively, for obtaining the work
The operating voltage of component；
The voltage sample chip and the isolating chip communicate to connect, and the isolating chip and the controller communicate to connect；
The operating voltage of the work package is sent to the controller by the isolating chip by the voltage sample chip.
9. control circuit according to claim 1, which is characterized in that the control circuit includes: relay；
The relay and the motor parallel, and the control signal input of the relay is connect with the controller.
10. a kind of control device characterized by comprising load and such as described in any item control circuits of claim 1-9；
The load is connect with the moving component, and the moving component drives the load movement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920203547.XU CN209313754U (en) | 2019-02-14 | 2019-02-14 | Control circuit and control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920203547.XU CN209313754U (en) | 2019-02-14 | 2019-02-14 | Control circuit and control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209313754U true CN209313754U (en) | 2019-08-27 |
Family
ID=67681654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920203547.XU Active CN209313754U (en) | 2019-02-14 | 2019-02-14 | Control circuit and control device |
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| Country | Link |
|---|---|
| CN (1) | CN209313754U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109660151A (en) * | 2019-02-14 | 2019-04-19 | 河南思维轨道交通技术研究院有限公司 | Control circuit and control device |
-
2019
- 2019-02-14 CN CN201920203547.XU patent/CN209313754U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109660151A (en) * | 2019-02-14 | 2019-04-19 | 河南思维轨道交通技术研究院有限公司 | Control circuit and control device |
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