Relay structure with flexible busbar

Abstract

The utility model discloses a relay structure with a flexible busbar. The relay structure comprises an electromagnet, the flexible busbar, a conductor and a connecting assembly. The flexible busbar and the conductor are respectively arranged on two sides above the electromagnet, and one end of the flexible busbar is arranged above one end of the conductor; the connecting assembly is arranged between the flexible busbar and the conductor and is used for realizing disconnection of the flexible busbar and the conductor; the connecting assembly comprises an armature, and the armature is arranged at the end, close to the conductor, of the flexible busbar and is matched with the electromagnet to achieve disconnection of the flexible busbar and the conductor. According to the relay structure with the flexible busbar, the flexible busbar is used for replacing a traditional lever structure, and the structure of the relay is simplified; and meanwhile, the anti-fatigue effect of the flexible busbar is very good, the service life of a product can be prolonged, and the flexible busbar can be designed into various specifications and structures so as to meet various application scenes.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the relay field, especially relate to a relay structure with flexible busbar. BACKGROUND

[0002] Traditional relays are composed of rigid copper conductors and lever structures, and the rotation point of the lever will experience multiple attraction and release actions during the use of the relay; such cyclic loading will cause local permanent damage to the material at a certain point or certain points, and will form cracks or further expand the cracks until complete rupture after a certain number of cycles, which is called fatigue.

[0003] The previous way to solve such problems is to regularly inspect the relay, including the color, flatness and whether there is a burning phenomenon of the first contact point; the relay with problems is repaired or replaced in time to prevent the fault from expanding and affecting the normal operation of the entire circuit. However, the above method consumes a lot of manpower, therefore, a new type of relay structure is urgently needed to deal with the above problems. UTILITY MODEL CONTENT

[0004] The utility model aims at overcoming the above shortcomings, and provides a relay structure with flexible busbar, which uses flexible busbar to replace the traditional lever structure, simplifying the structure of the relay; at the same time, the fatigue resistance effect of the flexible busbar is good, which can prolong the service life of the product, and the flexible busbar can be designed into various specifications and structures to meet various application scenarios.

[0005] Technical scheme: In order to achieve the above purpose, the utility model provides a relay structure with flexible busbar, which comprises an electromagnet, a flexible busbar, a conductor and a connecting assembly; the flexible busbar and the conductor are respectively arranged on the two sides above the electromagnet, and one end of the flexible busbar is arranged above one end of the conductor; the connecting assembly is arranged between the flexible busbar and the conductor, and is used for realizing the disconnection of the flexible busbar and the conductor; the connecting assembly comprises an armature, which is arranged at one end of the flexible busbar close to the conductor, and cooperates with the electromagnet to realize the disconnection of the flexible busbar and the conductor. The flexible busbar cooperates with the connecting assembly to simplify the lever structure of the traditional relay, and reduces the production difficulty of the relay.

[0006] Further, the flexible busbar is provided with a flexible protrusion in the middle. The flexible protrusion of the flexible busbar has good elasticity, and the flexible busbar can release stress after attraction, and has good anti-vibration effect and constant conductivity.

[0007] Further, the armature is provided with a boss in the middle. The boss provides space for the protection and buffering of the flexible busbar when the armature and the electromagnet are attracted.

[0008] Further, the connecting assembly further comprises a disconnecting spring and a buffer spring; one end of the disconnecting spring is arranged on the side of the protrusion of the armature away from the conductor; the buffer spring is arranged between the lower surface of the protrusion and the upper surface of the proximal end of the flexible busbar near the conductor. The other end of the disconnecting spring is arranged on the insulating shell, and the flexible busbar and the conductor are disconnected by cooperation of the armature; the buffer spring prevents the flexible busbar from being damaged when the armature is attracted by the electromagnet, and simultaneously enhances the connection of the armature and the flexible busbar.

[0009] Further, the armature is provided with a group of rotating holes at the end away from the conductor. The armature is connected to the insulating shell (not shown) through the rotating holes, and the armature can rotate around the rotating holes.

[0010] Further, the proximal end of the flexible busbar near the conductor is provided with a first contact point, and the proximal end of the conductor near the flexible busbar is provided with a second contact point. When the electromagnet is powered, the armature is attracted by electromagnetic induction, and the first contact point under the flexible busbar is brought into contact with the second contact point on the conductor, so that the control circuit is turned on.

[0011] Further, the electromagnet is provided with an electricity connection port at the lower end. The electricity connection port provides an interface for power supply of the electromagnet.

[0012] Further, the flexible busbar and the conductor are provided with mounting holes at the ends away from the armature. The mounting holes provide various specifications of mounting and use scenarios for the flexible busbar and the conductor.

[0013] The above technical scheme can be seen that the utility model has the following beneficial effects:

[0014] 1、 the utility model discloses a relay structure with flexible busbar, uses flexible busbar to replace traditional lever structure, simplifies the structure of relay;

[0015] 2、 the utility model discloses a relay structure with flexible busbar, through setting up flexible busbar, combines the good characteristics of flexible busbar fatigue resistance, prolongs product life, and flexible busbar can be designed into various specifications and structures to meet various application scenarios. DRAWINGS

[0016] Figure 1 It is a structure schematic view of the utility model discloses a relay structure with flexible busbar;

[0017] Figure 2 It is an inclined view of the utility model discloses a relay structure with flexible busbar;

[0018] In the drawing:

[0019] 1- electromagnet;11- electricity connection port;

[0020] 2 - flexible busbar; 21 - flexible protrusion; 22 - first contact; 23 - second contact;

[0021] 3 - conductor;

[0022] 4 - connecting assembly; 41 - armature; 42 - disconnecting spring; 43 - buffer spring;

[0023] 411 - boss; 412 - rotating hole;

[0024] 5 - mounting hole. DETAILED DESCRIPTION

[0025] The embodiments of the present application are described in detail below, examples of which are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary and are intended to explain the present application, and should not be understood as limiting the present application. EMBODIMENT

[0026] In this embodiment, as Figure 1 and Figure 2 The present application discloses a relay structure with a flexible busbar, comprising an electromagnet 1, a flexible busbar 2, a conductor 3 and a connecting assembly 4; the flexible busbar 2 and the conductor 3 are respectively arranged on both sides above the electromagnet 1, and one end of the flexible busbar 2 is arranged above one end of the conductor 3; the connecting assembly 4 is arranged between the flexible busbar 2 and the conductor 3, and is used for realizing the disconnection of the flexible busbar 2 and the conductor 3; the connecting assembly 4 comprises an armature 41, which is arranged at one end of the flexible busbar 2 close to the conductor 3, and cooperates with the electromagnet 1 to realize the disconnection of the flexible busbar 2 and the conductor 3.

[0027] Specifically, as Figure 2 From low to high in the horizontal position, they are the electromagnet 1, the conductor 3, the flexible busbar 2 and the armature 41 in turn; the flexible busbar 2 is powered when it is attracted to the conductor 3, and is powered off when it is disconnected.

[0028] In this embodiment, as Figure 1 The flexible busbar 2 is provided with a flexible protrusion 21 in the middle.

[0029] Specifically, the flexible busbar 2 is made of multiple layers of copper foil, which has good conduction and current-carrying capacity and can also quickly dissipate the heat generated by large current.

[0030] In this embodiment, as Figure 2 The armature 41 is provided with a boss 411 in the middle.

[0031] Specifically, as Figure 1 and Figure 2, the boss 411 width is greater than the conductor 3, ensure that the armature 41 in with the electromagnet 1 attracted armature 41 both sides edge at both sides of the conductor 3, play a protective role.

[0032] In this embodiment, as Figure 1 and Figure 2 , the connecting assembly 4 further comprises a disconnect spring 42 and a buffer spring 43; one end of the disconnect spring 42 is arranged on the boss 411 of the armature 41 away from the conductor 3; the buffer spring 43 is arranged between the lower surface of the boss 411 and the upper surface of the conductor 3 close to the flexible busbar 2.

[0033] Specifically, the angle between the disconnect spring 42 and the upper surface of the flexible busbar 2 is set to an acute angle, and the disconnect spring 42 is provided with a hook structure at both ends, which is convenient for subsequent installation and use.

[0034] In this embodiment, as Figure 1 , the armature 41 is provided with a group of rotating holes 412 away from the conductor 3.

[0035] Specifically, the armature 41 is connected with the insulating shell (not shown) through the rotating hole 412, and the armature 41 can rotate around the rotating hole 412.

[0036] In this embodiment, as Figure 1 and Figure 2 , the lower surface of the conductor 3 close to the flexible busbar 2 is provided with a second contact 23.

[0037] Specifically, the first contact 22 and the second contact 23 are preferably selected as the first contact of the attracted silver.

[0038] In this embodiment, as Figure 1 and Figure 2 , the lower end of the electromagnet 1 is provided with an electrical connection port 11.

[0039] In particular, as Figure 2 , the lower end of the electromagnet 1 is further provided with a mounting plate, which is convenient for subsequent installation and use.

[0040] In this embodiment, as Figure 1 , the flexible busbar 2 and the conductor 3 are provided with mounting holes 5 away from the armature 41.

[0041] Specifically, the mounting hole 5 can be designed differently according to different use scenarios and requirements.

[0042] The working principle of the above embodiment is as follows:

[0043] The utility model discloses a relay structure with flexible busbar, and the power supply is connected to the power connection 11, the electromagnet 1 is electrified, and the armature 41 is attracted.

[0044] The above is only the preferred embodiment of the utility model, and it should be pointed out that for ordinary skilled person in the art, without departing from the principle of the utility model, a number of improvements can be made, and these improvements should also be considered as the protection scope of the utility model.

Claims

1. A relay structure with flexible busbars, characterized by: Include: Electromagnet (1), flexible busbar (2), conductor (3), flexible busbar (2) and conductor (3) are respectively arranged on both sides of electromagnet (1) above, and one end of flexible busbar (2) is arranged above one end of conductor (3); Connecting assembly (4), the connecting assembly (4) is arranged between flexible busbar (2) and conductor (3), for realizing the break of flexible busbar (2) and conductor (3); The connecting assembly (4) includes armature (41), the armature (41) is arranged on one end of flexible busbar (2) near conductor (3), and cooperates with electromagnet (1) to realize the break of flexible busbar (2) and conductor (3).

2. The relay structure with flexible busbar according to claim 1, characterized in that: The middle part of the flexible busbar (2) is provided with a flexible protrusion (21).

3. The relay structure with flexible busbar according to claim 1, characterized in that: The middle part of the armature (41) is provided with a boss (411).

4. The relay structure with flexible busbar according to claim 3, characterized in that: The connecting assembly (4) further includes disconnecting spring (42) and buffer spring (43); One end of the disconnecting spring (42) is arranged on the boss (411) of the armature (41) away from the conductor (3) on one side; the buffer spring (43) is arranged between the lower surface of the boss (411) and the upper surface of the end of the flexible busbar (2) near the conductor (3).

5. The relay structure with flexible busbar according to claim 1, characterized in that: The end of the armature (41) away from the conductor (3) is provided with a group of rotating holes (412).

6. The relay structure with flexible busbar according to claim 1, characterized in that: The lower surface of the end of the flexible busbar (2) near the conductor (3) is provided with a first contact (22); the lower surface of the end of the conductor (3) near the flexible busbar (2) is provided with a second contact (23).

7. The relay structure with flexible busbar according to claim 1, characterized in that: The lower end of the electromagnet (1) is provided with an electrical connection port (11).

8. The relay structure with flexible busbar according to claim 1, characterized in that: The end of the flexible busbar (2) and the conductor (3) away from the armature (41) is provided with a mounting hole (5).

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