CN210156317U

CN210156317U - Vehicle relay with two-path load alternately controlled

Info

Publication number: CN210156317U
Application number: CN201921303489.4U
Authority: CN
Inventors: 赵勇; 时代; 傅凡一
Original assignee: Anhui Quanchai Engine Co Ltd
Current assignee: Anhui Quanchai Engine Co Ltd
Priority date: 2019-08-13
Filing date: 2019-08-13
Publication date: 2020-03-17
Anticipated expiration: 2029-08-13

Abstract

The utility model discloses a two way load is relay for vehicle of control in turn, including switch, coil, freewheeling diode, switch input terminal, coil input terminal and coil control terminal, its characterized in that still includes normally open output terminal and normally closed output terminal, switch input terminal meets the input of switch, coil input terminal meets the one end of coil, another termination of coil the coil control terminal, freewheeling diode's negative pole meets the one end of coil, freewheeling diode's positive pole meets the other end of coil, and each normally closed output terminal passes through wire parallel connection, and the junction forms the second node, and the second node is located under the output of switch, when the switch was closed, the output and the second node contact of switch; the utility model has the advantages that: the relay for the vehicle is designed to control the closing of the multi-path circuit and simultaneously control the opening of the multi-path circuit and simplify the circuit structure of the relay for the vehicle.

Description

Vehicle relay with two-path load alternately controlled

Technical Field

The utility model relates to a vehicle electrical apparatus control technical field, more specifically relate to a two way load alternative control's automobile-used relay.

Background

At present, in vehicle electrical apparatus control technical field, the automobile-used relay that most adopt is singly gone into singly to go out, singly go into two play, control mode such as single switch, it is closed still to control other circuits when certain circuit disconnection of way is required to be controlled simultaneously to if control circuit, just can not realize through above control mode, prior art will control the multiple disconnection again in order to realize control the multiple closure and pass through the relay that sets up the multiunit difference, then realize control through total accuse switch or controller, so both caused automobile-used relay cost to increase, make the circuit connection line numerous again, circuit structure is complicated, occupation space is big simultaneously, be unfavorable for the vehicle-mounted.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that solve lies in how to control the disconnection of multichannel circuit and how to simplify automobile-used relay circuit structure when through automobile-used relay control multichannel circuit closure.

The utility model discloses a following technical means realizes solving above-mentioned technical problem: a vehicle relay with two paths of loads controlled alternately comprises a switch, a coil, a fly-wheel diode, a switch input terminal, a coil control terminal, normally open output terminals and normally closed output terminals, wherein the switch input terminal is connected with the input end of the switch, the coil input terminal is connected with one end of the coil, the other end of the coil is connected with the coil control terminal, the cathode of the fly-wheel diode is connected with one end of the coil, the anode of the fly-wheel diode is connected with the other end of the coil, at least one normally open output terminal is arranged, each normally open output terminal is connected in parallel through a lead, a first junction is formed at the connection position, the first junction is located under the output end of the switch, and when the switch is closed, the output end of the switch is in contact with the first junction; the normally closed output terminals are connected in parallel through a lead, a second node is formed at the connection position and located right above the output end of the switch, and when the switch is disconnected, the output end of the switch is in contact with the second node. Through the setting of normally opening output terminal and normally closed output terminal, through the closure of switch and turn-off simultaneous control normally open output terminal and normally closed output terminal, when the switch is closed, normally open output terminal switches on, the normally closed output terminal outage, the corresponding load circular telegram of being connected with normally open output terminal, the load outage of being connected with normally closed output terminal, and simultaneously, normally open output terminal and normally closed output terminal all have the multichannel, consequently, realize the closed simultaneous control multichannel circuit disconnection of control multichannel circuit, need not set up numerous relays, thereby simplify automobile-used relay circuit structure.

Preferably, the switch includes two routes normally open electronic contact and two routes normally closed electronic contact, two routes normally closed electronic contact are located under two routes normally closed output terminal, two routes normally open electronic contact are located directly over two routes normally open output terminal, two routes normally open electronic contact and two routes normally closed electronic contact electricity are connected.

Preferably, a power supply is connected between the switch input terminal and the coil input terminal. The power supply supplies power to the whole circuit.

Preferably, each normally open output terminal is connected with a normally open load or an actuator.

Preferably, each normally-closed output terminal is connected with a normally-closed load or an actuator.

Preferably, a controller is connected to the coil control terminal.

Preferably, a normally open load power supply is connected between the normally open load and the normally open output terminal. The normally open load power supply supplies power to the normally open load.

Preferably, a normally closed load power supply is connected between the normally closed load and the normally closed output terminal. The normally closed load power supply supplies power to the normally closed load.

Preferably, the coil comprises a coil body, a coil base, a support, a spring and a sliding rod, the sliding rod is parallel to the coil base and perpendicular to the support, the support is movably clamped on the support, the spring is vertically fixed between the sliding rod and the coil base, and one end, far away from the spring, of the sliding rod is fixedly connected with the input end of the switch.

Preferably, the slide rod, the spring, the bracket and the coil base are all conductive.

The utility model has the advantages that: in automobile-used relay, through the closure of switch and turn-off simultaneous control normally open output terminal and normally closed output terminal, when the switch is closed, normally open output terminal switches on, normally closed output terminal outage, the corresponding load circular telegram of being connected with normally open output terminal, the load outage of being connected with normally closed output terminal, and simultaneously, normally open output terminal and normally closed output terminal all have the multichannel, consequently, realize the closed simultaneous control multichannel circuit disconnection of control multichannel circuit, need not set up numerous relay, be applicable to the application environment that the car circuit is complicated, simplify automobile-used relay circuit structure, reduce automobile-used relay cost, circuit connection is less, occupation space is little simultaneously, it is on-vehicle to be convenient for.

Drawings

Fig. 1 is a schematic diagram of a circuit principle when a switch in a vehicle relay alternately controlled by two paths of loads is disconnected, according to an embodiment of the present invention;

fig. 2 is a schematic diagram of a circuit principle when the two paths of loads are alternately controlled in the vehicular relay according to the embodiment of the present invention, which is opened and closed;

fig. 3 is an analog circuit control diagram of a vehicle relay controlled by two paths of loads alternatively disclosed in the embodiments of the present invention.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 to 3, a two-way load alternating control vehicle relay, the vehicle relay 1 includes a switch 2, a coil 3, a freewheeling diode 4, a switch input terminal 5, a coil input terminal 6, a coil control terminal 8, a normally open output terminal 7, and a normally closed output terminal 9, and a power supply (not shown) is connected between the switch input terminal 5 and the coil input terminal 6. The power supply supplies power to the whole circuit. The switch input terminal 5 is connected with the input end of the switch 2, the coil input terminal 6 is connected with one end of the coil 3, the other end of the coil 3 is connected with the coil control terminal 8, and the cathode of the freewheeling diode 4 is connected with one end of the coil 3.

The anode of the freewheeling diode 4 is connected to the other end of the coil 3, at least one normally-open output terminal 7, two normally-open output terminals 7 are shown in the figure, each normally-open output terminal 7 is connected in parallel through a wire, a first node (not shown in the figure) is formed at the connection position, the first node is located right below the output end of the switch 2, and when the switch 2 is closed, the output end of the switch 2 is in contact with the first node; at least one normally-closed output terminal 9 is provided, each normally-closed output terminal 9 is connected in parallel through a wire, a second node (not shown) is formed at the connection position and is located right above the output end of the switch 2, and when the switch 2 is switched off, the output end of the switch 2 is in contact with the second node.

As shown in fig. 3, the coil 3 includes a coil body 301, a coil base 302, a bracket 303, a spring 304 and a slide bar 305, the slide bar 305 is parallel to the coil base 302 and is movably clamped on the bracket 303 perpendicularly to the bracket 303, the spring 304 is vertically fixed between the slide bar 305 and the coil base 302, and one end of the slide bar 305 far from the spring 304 is fixedly connected with an input end of the switch 2.

Switch 2 includes two routes normally open electronic contact (not marked in the figure) and two routes normally closed electronic contact (not marked in the figure), two routes normally closed electronic contact are located under two routes normally closed output terminal 9, two routes normally open electronic contact are located directly over two routes normally open output terminal 7, two routes normally open electronic contact and two routes normally closed electronic contact electricity are connected. The slide bar 305, spring 304, bracket 303, and coil base 302 are electrically conductive. Each normally-open output terminal 7 is connected with a normally-open load 10 or an actuator, and the figure is connected with two normally-open loads 10. And a normally-open load power supply 12 is connected between the normally-open load 10 and the normally-open output terminal 7. A normally-open load power supply 12 supplies power to the normally-open load 10. Each normally-closed output terminal 9 is connected with a normally-closed load 11 or an actuator, two normally-closed loads 11 are shown in the figure, and a normally-closed load power supply 13 is connected between the normally-closed load 11 and the normally-closed output terminal 9. A normally-closed load power supply 13 supplies power to the normally-closed load 11. As can be seen, the coil input terminal 6 is a joint of a lead wire led out from the lower end of the coil lower body 301, the coil control terminal 8 is a joint of a lead wire led out from the upper end of the coil lower body 301, the anode of the freewheeling diode 4 is connected to the lead wire on which the coil input terminal 6 is located, the cathode of the freewheeling diode 4 is connected to the lead wire on which the coil control terminal 8 is located, and the coil control terminal 8 is further connected to a controller (not shown).

The controller controls the voltage of the coil control terminal 8 to enable a voltage difference to be formed between two ends of the coil body 301, at the moment, the coil body 301 is electrified and generates a magnetic field, under the action of the magnetic field force, the spring 304 is compressed, the sliding rod 305 slides downwards, the switch 2 is pressed downwards under the action of the spring force, the normally open electronic contact is in contact with the normally open output terminal 7, a loop where the normally open output terminal 7 is located is conducted, meanwhile, the normally closed electronic contact is far away from the normally closed output terminal 9, and the loop where the normally closed output terminal 9 is located is disconnected. On the contrary, when the coil body 301 loses power, the magnetic field force disappears, the opening spring 304 recovers, the slide rod 305 slides upwards, the switch 2 is lifted upwards and returns to the initial position, the normally open electronic contact is far away from the normally open output terminal 7, the loop of the normally open output terminal 7 is disconnected, meanwhile, the normally closed electronic contact is in contact with the normally closed output terminal 9, and the loop of the normally closed output terminal 9 is conducted.

Through the technical scheme, the utility model discloses a two way load alternative control's automobile-used relay, through the setting of normally open output terminal 7 and normally closed output terminal 9, under the spring force effect, impel the closure and the shutoff of switch 2, normally open output terminal 7 and normally closed output terminal 9 are controlled along with it when the closure of switch 2 is turned off, when switch 2 is closed, normally open output terminal 7 switches on, normally closed output terminal 9 cuts off the power supply, the corresponding load that is connected with normally open output terminal 7 switches on, the load that is connected with normally closed output terminal 9 cuts off the power supply, simultaneously, normally open output terminal 7 and normally closed output terminal 9 all have the multichannel, consequently realize the closed simultaneous control multichannel circuit disconnection of control multichannel circuit, do not need to set up numerous relays, thereby simplify automobile-used relay circuit structure, realize the coordinated control to the on-vehicle electrical apparatus, be applicable to the occasion that still need to break off another electrical apparatus when needing to switch on one electrical apparatus, the frequent manual control of the vehicle-mounted electric appliance is avoided, and the control accuracy and high efficiency are ensured.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A vehicle relay with two paths of loads controlled alternately comprises a switch, a coil, a fly-wheel diode, a switch input terminal, a coil input terminal and a coil control terminal, and is characterized by further comprising a normally open output terminal and a normally closed output terminal, wherein the switch input terminal is connected with the input end of the switch, the coil input terminal is connected with one end of the coil, the other end of the coil is connected with the coil control terminal, the cathode of the fly-wheel diode is connected with one end of the coil, and the anode of the fly-wheel diode is connected with the other end of the coil;

the switch comprises at least one normally open output terminal, wherein each normally open output terminal is connected in parallel through a lead, a first node is formed at the connection position and is positioned right below the output end of the switch, and when the switch is closed, the output end of the switch is in contact with the first node; the normally closed output terminals are connected in parallel through a lead, a second node is formed at the connection position and located right above the output end of the switch, and when the switch is disconnected, the output end of the switch is in contact with the second node.

2. The two-way load alternating control vehicle relay according to claim 1, wherein the switch comprises two ways of normally open electronic contacts and two ways of normally closed electronic contacts, the two ways of normally closed electronic contacts are located under the two ways of normally closed output terminals, the two ways of normally open electronic contacts are located over the two ways of normally open output terminals, and the two ways of normally open electronic contacts and the two ways of normally closed electronic contacts are electrically connected.

3. The vehicle relay with two-way load alternating control according to claim 1, wherein a power supply is connected between the switch input terminal and the coil input terminal.

4. The vehicle relay controlled by two paths of loads alternatively according to claim 1, wherein each normally open output terminal is connected with a normally open load or an actuator.

5. The vehicle relay controlled by two paths of loads alternatively according to claim 1, wherein each normally closed output terminal is connected with a path of normally closed load or an actuator.

6. The vehicle relay controlled by two paths of loads alternatively according to claim 1, wherein a controller is connected to the control terminal of the coil.

7. The vehicle relay controlled by two paths of loads alternatively according to claim 4, wherein a normally open load power supply is connected between the normally open load and the normally open output terminal.

8. The vehicle relay with two-way load alternating control according to claim 5, wherein a normally closed load power supply is connected between the normally closed load and the normally closed output terminal.

9. The two-path load alternation controlled vehicle relay according to claim 1, wherein the coil comprises a coil body, a coil base, a support, a spring and a slide rod, the slide rod is parallel to the coil base and is movably clamped on the support perpendicular to the support, the spring is vertically fixed between the slide rod and the coil base, and one end of the slide rod, which is far away from the spring, is fixedly connected with the input end of the switch.

10. The vehicle relay according to claim 9, wherein the slide bar, the spring, the bracket and the coil base are electrically conductive.