CN214411080U

CN214411080U - Clapper type high-voltage direct-current electromagnetic relay

Info

Publication number: CN214411080U
Application number: CN202120763708.8U
Authority: CN
Inventors: 穆士帅
Original assignee: Nanjing Shishuai Electronic Technology Co ltd
Current assignee: Shandong Aersheng Electric Co ltd
Priority date: 2021-04-15
Filing date: 2021-04-15
Publication date: 2021-10-15
Anticipated expiration: 2031-04-15

Abstract

The utility model discloses a clap box-like high voltage direct current electromagnetic relay, the power distribution box comprises a mounting box body, be equipped with the carousel in the mounting box, and the centre of a circle of carousel and the box wall of mounting box front and back side rotate to be connected, the carousel runs through along front and back side direction and has seted up a plurality of through-holes, the position at through-hole both ends has all linked firmly the spring leaf, and connects through the wire between two spring leaves, the side all is equipped with the terminal around the carousel, and the terminal runs through and pegs graft on the box wall of mounting box one side, a plurality of magnetic stripes have been linked firmly around the carousel. The utility model discloses a be equipped with two spring leafs, when needs make the circuit closed, two spring leafs all begin to deflect in to the through-hole to make the spring leaf closely laminate with the terminal, and then realize the closed operation to the circuit, because two spring leafs take place to deflect simultaneously, the deflection angle of consequently two spring leafs is less, thereby has avoided the spring leaf to damage because of excessively deflecting.

Description

Clapper type high-voltage direct-current electromagnetic relay

Technical Field

The utility model belongs to the technical field of the relay, in particular to clap box-like high voltage direct current electromagnetic relay.

Background

The relay is an electric control device, which is an electric appliance that makes the controlled quantity generate a predetermined step change in an electric output circuit when the change of the input quantity meets the specified requirement, has an interactive relation between a control system and the controlled system, is generally applied to an automatic control circuit, and can be divided into a solid relay, a temperature relay, a high-frequency relay and the like according to the working principle or the structural characteristics of the relay; according to the load of the relay, the relay can be divided into a micro-power relay, a weak-power relay, a medium-power relay and a high-power relay.

Generally use high-power relay when being used for controlling high-voltage direct current, but because voltage is very high, take place to puncture easily between two terminal posts of relay to lead to the damage of relay, simultaneously because the circuit voltage of control is higher, can closely laminate with the terminal for the shell fragment that makes between two terminal posts of connection, therefore the deflection angle of shell fragment is corresponding to become very big, reciprocating open the circuit, when closing the operation, the shell fragment loses elasticity easily, and then makes the relay lose the control action to the circuit.

Therefore, it is necessary to provide a clapper type high voltage direct current electromagnetic relay to solve the above problems.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a clapper formula high voltage direct current electromagnetic relay to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a clapper type high-voltage direct-current electromagnetic relay comprises a mounting box, wherein a rotary disc is arranged in the mounting box, the circle center of the rotary disc is rotatably connected with box walls on the front side and the rear side of the mounting box, a plurality of through holes are formed in the rotary disc in a penetrating manner along the front side and the rear side, spring pieces are fixedly connected to the two ends of each through hole, the two spring pieces are connected through a lead, binding posts are arranged on the front side and the rear side of the rotary disc, and the binding posts penetrate through and are inserted into the box walls on one side of the mounting box;

the periphery of the turntable is fixedly connected with a plurality of magnetic stripes, the top of the turntable is provided with an iron block and a limiting block, the front side and the rear side of the iron block are respectively and rotatably connected with the box walls of the front side and the rear side of the mounting box, the limiting block is fixedly connected with the top of the mounting box, and the limiting block is closer to the binding post than the iron block;

the bottom in the mounting box is fixedly connected with an electromagnet, the electromagnet is far away from a wiring terminal, and a trigger device is arranged at the right top of the electromagnet.

Preferably, the triggering device comprises a magnetic plate, the front side and the rear side of the magnetic plate are respectively rotatably connected with the box walls of the front side and the rear side of the mounting box, the front side and the rear side of the magnetic plate, which are close to the free end, are fixedly connected with first driving levers, the mounting box wall at the position corresponding to the first driving levers is provided with a first arc-shaped groove, a first spring is arranged in the first arc-shaped groove, the free end of the magnetic plate is provided with an accommodating groove, the bottom of the accommodating groove is in a through design, and a pressing plate is hinged between the groove walls of the front side and the rear side of the accommodating groove through a torsion spring;

preferably, the side all is equipped with a plurality of baffles around the carousel, and a plurality of baffles are located between two adjacent through-holes respectively, the one end that the carousel centre of a circle was kept away from to the baffle rotates with the carousel to be connected, and the baffle is close to the front and back side of free end and has all linked firmly the second driving lever, has seted up the second arc wall on the carousel that the second driving lever corresponds the position, and installs the second spring in the second arc wall.

Preferably, the spring piece is partially located outside the through hole, and the spring piece can be in contact with the terminal.

Preferably, the elastic force of the first spring is smaller than the attractive force between the electromagnet and the magnetic strips, and when the first spring reaches the maximum deformation amount, the pressing plate can press the magnetic strips to move and enable the adjacent magnetic strips to exchange positions once.

Preferably, the partition plate and the rotary disc are made of insulating materials, and the partition plate cannot be in contact with the spring piece.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a through being equipped with two spring leafs, when needing to make the circuit closed, two spring leafs all begin to deflect to the through-hole in, thereby make the spring leaf can closely laminate with the terminal, and then realize the closed operation to the circuit, because two spring leafs deflect at the same time, therefore the deflection angle of two spring leafs is less, thereby has avoided the spring leaf to damage because of excessive deflection;

2. the utility model discloses a be equipped with the baffle, when needs make the circuit disconnection, make the electro-magnet circular telegram, and make the carousel begin to rotate under the pressure of clamp plate, in this process, the terminal contacts gradually with the baffle and makes it deflect upwards, when baffle and terminal stagger, the terminal has moved to the opposite side of this baffle, and the baffle resumes the normal position under the effect of second spring, two terminals are separated by the carousel this moment, terminal and spring leaf before the outage are separated by the baffle simultaneously, and then avoided the terminal to take place unusual discharge because of the voltage is too high;

3. the utility model discloses a be equipped with the carousel, when needs are controlled the circuit, need not to change under the prerequisite of the electric current flow direction of electro-magnet again also can realize opening, closing the operation to the circuit to make the control to the circuit more simple.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a main surface sectional view of the present invention;

FIG. 2 is an enlarged view of the portion A of FIG. 1;

fig. 3 is a cross-sectional view of the plane of depression of the present invention.

In the figure: 1. mounting a box; 2. a turntable; 3. a through hole; 4. a spring plate; 5. a binding post; 6. a magnetic strip; 7. an iron block; 8. a limiting block; 9. an electromagnet; 10. a trigger device; 101. a magnetic plate; 102. a first shift lever; 103. a first arc-shaped slot; 104. a first spring; 105. pressing a plate; 11. a partition plate; 12. a second deflector rod; 13. a second arc-shaped slot; 14. a second spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a clapper type high-voltage direct current electromagnetic relay as shown in figures 1-3, which comprises a mounting box 1, wherein a turntable 2 is arranged in the mounting box 1, the circle center of the turntable 2 is rotationally connected with the box walls on the front side and the rear side of the mounting box 1, a plurality of through holes 3 are formed in the turntable 2 along the front side and the rear side in a penetrating way, the positions of the two ends of each through hole 3 are fixedly connected with a spring leaf 4, the two spring leaves 4 are connected through a wire, the front side and the rear side of the turntable 2 are respectively provided with a binding post 5, and the binding posts 5 are penetrated and inserted on the box wall on one side of the mounting box 1;

the periphery of the turntable 2 is fixedly connected with a plurality of magnetic strips 6, the top of the turntable 2 is provided with an iron block 7 and a limiting block 8, the front side and the rear side of the iron block 7 are respectively and rotatably connected with the box walls of the front side and the rear side of the mounting box 1, the limiting block 8 is fixedly connected with the top of the mounting box 1, and the limiting block 8 is closer to the binding post 5 than the iron block 7;

the bottom has linked firmly electro-magnet 9 in the mounting box 1, and electro-magnet 9 keeps away from with terminal 5 mutually, the positive top of electro-magnet 9 is equipped with trigger device 10.

As shown in fig. 1, the triggering device 10 includes a magnetic plate 101, the front and rear sides of the magnetic plate 101 are rotatably connected to the box walls of the front and rear sides of the mounting box 1, the front and rear sides of the magnetic plate 101 near the free end are fixedly connected to a first shift lever 102, a first arc-shaped groove 103 is formed in the box wall of the mounting box 1 at a position corresponding to the first shift lever 102, a first spring 104 is installed in the first arc-shaped groove 103, a receiving groove is formed in the free end of the magnetic plate 101, the bottom of the receiving groove is in a through design, and a pressing plate 105 is hinged between the groove walls of the front and rear sides of the receiving groove through a torsion spring;

as shown in fig. 2, a plurality of partition plates 11 are arranged on the front side and the rear side of the rotary table 2, the partition plates 11 are respectively positioned between two adjacent through holes 3, one ends of the partition plates 11, which are far away from the circle center of the rotary table 2, are rotatably connected with the rotary table 2, the front side and the rear side of the partition plates 11, which are close to the free ends, are fixedly connected with second shift levers 12, second arc-shaped grooves 13 are formed in the rotary table 2 at positions corresponding to the second shift levers 12, and second springs 14 are installed in the second arc-shaped grooves 13; in the rotating process of the turntable 2, the partition plate 11 can separate two adjacent spring pieces 4 positioned on the same side of the turntable 2, so that abnormal discharge of the wiring terminal 5 is avoided.

As shown in fig. 3, the spring piece 4 is partially positioned outside the through hole 3, and the spring piece 4 can contact with the terminal 5; when the two terminals 5 are respectively in contact with the two spring pieces 4, the two terminals 5 can be electrically connected by the two spring pieces 4.

As shown in fig. 1, the elastic force of the first spring 104 is smaller than the attractive force between the electromagnet 9 and the magnetic plate 101, and when the first spring 104 reaches the maximum deformation amount, the pressing plate 105 can press the magnetic strips 6 to move and enable the adjacent magnetic strips 6 to exchange positions once; after the adjacent two magnetic strips 6 exchange positions for one time, the intermittent contact with the spring piece 4 of the two binding posts 5 can be realized, and the opening and closing of the circuit can be controlled.

As shown in fig. 2, the partition plate 11 and the turntable 2 are made of insulating materials, and the partition plate 11 does not contact with the spring piece 4; when the partition 11 is deflected, the partition 11 is not blocked by the spring piece 4.

The working principle is as follows: when the circuit needs to be controlled, the electromagnet 9 is powered on, at the moment, the magnetic plate 101 starts to drive the pressing plate 105 to compress the first spring 104 to deflect downwards due to the attraction of the electromagnet 9, so that the pressing plate 105 presses the magnetic strip 6 at the bottom of the pressing plate to rotate by taking the circle center of the turntable 2 as an axis, in the process, the terminal 5 and the turntable 2 generate relative motion, when the terminal 5 is in contact with the spring 4, the two spring 4 start to deflect towards the through hole 3, so that the spring 4 can be tightly attached to the terminal 5, at the moment, the two terminal 5 are connected together through the spring 4 and a lead, so that the circuit is closed, after two adjacent magnetic strips 6 are exchanged, the electromagnet 9 is powered off, at the moment, the first spring 104 needs to restore the original position, so that the magnetic plate 101 is pushed to deflect upwards, and the magnetic strip 6 at the top is blocked by the iron block 7 and the limiting block 8, so that the turntable 2 cannot rotate, and when the pressing plate 105 contacts the magnetic strip 6 at the top of the turntable, the pressing plate 105 begins to deflect downwards and is staggered with the magnetic strip 6, and finally the pressing plate 105 returns to the original horizontal state under the action of the torsion spring;

when the circuit needs to be disconnected, the electromagnet 9 is powered on again, and the process is repeated, but different from the process, in the rotating process of the rotary disc 2, the terminal 5 is gradually staggered with the spring piece 4 and is in contact with the partition plate 11, so that the partition plate 11 compresses the second spring 14 and deflects upwards, when the partition plate 11 is staggered with the terminal 5, the terminal 5 moves to the other side of the partition plate 11, the partition plate 11 is restored to the original position under the action of the second spring 14, at the moment, the two terminal 5 are separated by the rotary disc 2, the power-off operation of the circuit is realized, the partition plate 11 can avoid the contact of the terminal 5 with the spring piece 4 before power-off, and abnormal discharge of the terminal 5 caused by overhigh voltage is avoided.

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. The utility model provides a clapper formula high voltage direct current electromagnetic relay, includes mounting box (1), its characterized in that: a turntable (2) is arranged in the mounting box (1), the circle center of the turntable (2) is rotatably connected with the box walls on the front side and the rear side of the mounting box (1), a plurality of through holes (3) are formed in the turntable (2) in a penetrating manner along the front side and the rear side, spring pieces (4) are fixedly connected to the positions of the two ends of each through hole (3), the two spring pieces (4) are connected through a lead, binding posts (5) are arranged on the front side and the rear side of the turntable (2), and the binding posts (5) penetrate through and are inserted into the box walls on one side of the mounting box (1);

the periphery of the turntable (2) is fixedly connected with a plurality of magnetic stripes (6), the top of the turntable (2) is provided with an iron block (7) and a limiting block (8), the front side and the rear side of the iron block (7) are respectively and rotatably connected with the box walls of the front side and the rear side of the mounting box (1), the limiting block (8) is fixedly connected with the top of the mounting box (1), and the limiting block (8) is closer to the wiring terminal (5) than the iron block (7);

the bottom has linked firmly electro-magnet (9) in mounting box (1), and electro-magnet (9) keep away from mutually with terminal (5), positive top of electro-magnet (9) is equipped with trigger device (10).

2. A clapper-type high-voltage direct current electromagnetic relay according to claim 1, characterized in that: trigger device (10) include magnetic sheet (101), the front and back side of magnetic sheet (101) is connected with the box wall rotation of installing box (1) front and back side respectively, magnetic sheet (101) are close to the front and back side of free end and have all linked firmly first driving lever (102), have seted up first arc wall (103) on installing box (1) box wall that first driving lever (102) correspond the position, and install first spring (104) in first arc wall (103), the free end of magnetic sheet (101) has been seted up and has been accomodate the groove, and the bottom of accomodating the groove is for lining up the design, it has clamp plate (105) through torsion spring hinge between the cell wall of side around accomodating the groove.

3. A clapper-type high-voltage direct current electromagnetic relay according to claim 1, characterized in that: the side all is equipped with a plurality of baffles (11) around carousel (2), and a plurality of baffles (11) are located between two adjacent through-holes (3) respectively, the one end of carousel (2) the centre of a circle is kept away from in baffle (11) rotates with carousel (2) to be connected, and baffle (11) are close to the front and back side of free end and have all linked firmly second driving lever (12), have seted up second arc wall (13) on carousel (2) that second driving lever (12) correspond the position, and install second spring (14) in second arc wall (13).

4. A clapper-type high-voltage direct current electromagnetic relay according to claim 1, characterized in that: the spring piece (4) is partially positioned outside the through hole (3), and the spring piece (4) can be in contact with the wiring terminal (5).

5. A clapper-type high-voltage direct current electromagnetic relay according to claim 2, characterized in that: the elastic force of the first spring (104) is smaller than the attractive force between the electromagnet (9) and the magnetic plate (101), and when the first spring (104) reaches the maximum deformation amount, the pressing plate (105) can press the magnetic strips (6) to move and enable the adjacent magnetic strips (6) to exchange positions once.

6. A clapper-type high-voltage direct current electromagnetic relay according to claim 3, characterized in that: the partition plate (11) and the rotary disc (2) are made of insulating materials, and the partition plate (11) cannot be in contact with the spring piece (4).