CN216818216U

CN216818216U - Electrostatic relay

Info

Publication number: CN216818216U
Application number: CN202122780152.6U
Authority: CN
Inventors: 李衎; 朱茂标; 徐超; 蒋舒
Original assignee: Funing Hengyuan Electrical Industrial Co ltd; Funing Power Supply Branch Of State Grid Jiangsu Electric Power Co ltd; Yancheng Power Supply Co of State Grid Jiangsu Electric Power Co Ltd
Current assignee: Funing Hengyuan Electrical Industrial Co ltd; Funing Power Supply Branch Of State Grid Jiangsu Electric Power Co ltd; Yancheng Power Supply Co of State Grid Jiangsu Electric Power Co Ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-06-24
Anticipated expiration: 2031-11-15

Abstract

The utility model discloses an electrostatic relay, which comprises a frame body, a shell and a bottom plate, wherein the frame body is arranged on the bottom plate, the upper end of the frame body is provided with a pressure-proof plate, the side surface of the frame body is provided with a plurality of mounting grooves, the mounting grooves are used for mounting elements of the electrostatic relay, a plurality of circuit fixing terminals are arranged in the mounting grooves and used for circuit connection of parts in the electrostatic relay, the inner side of the shell is arranged on the frame body, and the bottom of the shell is arranged on the bottom plate. This structure is convenient for overhaul the inside part of electrostatic relay, and this electrostatic relay's shell is dismantled simply simultaneously, has solved the problem that people are not convenient for overhaul electrostatic relay body internals.

Description

Electrostatic relay

Technical Field

The utility model belongs to the technical field of electric power, and relates to an electrostatic relay.

Background

A relay is an electric control device that generates a predetermined step change in a controlled amount in an electric output circuit when a change in an input amount meets a predetermined requirement. It has an interactive relationship between a control system and a controlled system, is usually applied to an automatic control circuit, and is actually an 'automatic switch' which uses a small current to control a large current to operate. Therefore, the relay plays roles of automatic adjustment, safety protection, circuit conversion and the like in a circuit, is an automatic switch element with an isolation function, is widely applied to remote control, remote measurement, communication, automatic control, electromechanical integration and power electronic equipment, and is one of the most important control elements.

The electrostatic relay is generally provided with the shell, but the shell of the existing electrostatic relay is difficult to detach, when the electrostatic relay is damaged, the shell is detached inconveniently, people inconvenient to overhaul parts inside the electrostatic relay body, and therefore the electrostatic relay convenient to maintain is provided.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the electrostatic relay is convenient for overhauling the parts inside the electrostatic relay, and the shell of the electrostatic relay is simple to disassemble, so that the problem that people are inconvenient to overhaul the parts inside the electrostatic relay body is solved.

The utility model provides an electrostatic relay, which comprises a frame body, a shell and a bottom plate, wherein the frame body is arranged on the bottom plate, the upper end of the frame body is provided with a pressure-proof plate, the side surface of the frame body is provided with a plurality of mounting grooves, the mounting grooves are used for mounting elements of the electrostatic relay, a plurality of circuit fixing terminals are arranged in the mounting grooves and used for circuit connection of parts in the electrostatic relay, the inner side of the shell is arranged on the frame body, and the bottom of the shell is arranged on the bottom plate.

Furthermore, the bottom plate is provided with a square groove, one side of the groove, which is far away from the frame body, is provided with a fixing device, and the fixing device can fix the shell in the groove of the bottom plate.

Further fixing device includes rotating shaft wheel and fixed latch, rotating shaft wheel installs and keeps away from in support body one side at the bottom plate, fixed latch installation is rotated on the shaft wheel, makes fixed latch rotate in the axis of rotation.

Furthermore, a through hole is formed in the middle of the fixed clamping tooth and is installed on the rotating shaft wheel, one side of the through hole is provided with a rod body with an inclined angle and is placed in the groove of the bottom plate, an external thread is arranged on the side face of the other side of the through hole, and a clamping apparatus is installed on the external thread.

The shell is fixed on the fixture, the fixture is of an L-shaped structure, a threaded through hole is formed in one end of the fixture of the L-shaped structure, the fixture is mounted on the fixed clamping tooth and used for adjusting the position of the fixture on one side of the fixed clamping tooth, so that the shell can be conveniently fixed on the fixture, and an anti-slip gasket is arranged on the inner side of the other end of the fixture, so that the fixture is tightly connected with the surface of the shell.

Further one side lower extreme of shell and fixing device installation has the recess of upwards extending, makes the body of rod of fixed latch one side inclination place in this recess, makes the bottom and the bottom plate of shell can zonulae occludens.

Furthermore, the upper end of the side face of the shell is provided with a base plate, so that the pressure between the fixture and the shell is reduced, the shell is more stably fixedly installed, and the damage between the fixture and the shell is avoided.

Drawings

Fig. 1 is a schematic diagram of an overall structure of an electrostatic relay of the present invention;

fig. 2 is a schematic structural view of a fixing device of an electrostatic relay of the present invention;

FIG. 3 is a schematic diagram of a structure of a fixture of an electrostatic relay;

fig. 4 is a schematic diagram of a side structure of a housing of an electrostatic relay according to the present invention.

In the figure: 1. a frame body; 2. a housing; 3. a base plate; 4. a base plate; 5. rotating the arbor wheel; 6. fixing the latch; 7. a fixture; 8. an anti-slip gasket; 9. a backing plate.

Detailed Description

The following describes in detail a specific embodiment of an electrostatic relay according to the present invention with reference to the drawings.

As shown in fig. 1, the present invention provides an electrostatic relay, which includes a frame body 1, a housing 2 and a bottom plate 3, wherein the frame body 1 is mounted on the bottom plate 3, a pressure-proof plate 4 is disposed at an upper end of the frame body 1, so that a buffer layer is disposed between the frame body and the housing, and damage to the housing 2 or the frame body 1 due to extrusion between the housing 2 and the frame body 1 is avoided, a plurality of mounting grooves are disposed on a side surface of the frame body 1, the mounting grooves are used for mounting components of the electrostatic relay, a plurality of circuit fixing terminals are disposed in the mounting grooves and used for circuit connection of components in the electrostatic relay, an inner side of the housing 2 is mounted on the frame body 1, and a bottom of the housing 2 is mounted on the bottom plate 3.

According to the above, the bottom plate 3 has a square groove, and a fixing device is installed on one side of the groove far away from the frame body 1, and the fixing device can fix the housing 2 in the groove of the bottom plate 3.

As shown in fig. 2, the fixing device includes a rotating shaft wheel 5 and a fixing latch 6, the rotating shaft wheel 5 is installed on one side of the bottom plate 3 far away from the frame body 1, and the fixing latch 6 is installed on the rotating shaft wheel 5, so that the fixing latch 6 rotates on the rotating shaft.

According to the above, the middle of the fixing latch 6 has a through hole, the through hole is installed on the rotating shaft wheel 5, one side of the through hole has a rod body with an inclined angle, the rod body is placed in the groove of the bottom plate 3, the side of the other side of the through hole has an external thread, and the external thread is provided with a clamp 7.

As shown in fig. 3, the fixture 7 has an "L" shape, one end of the fixture 7 has a through hole with threads inside, and the through hole is mounted on the fixing latch 6 and used for adjusting the position of the fixture 7 on the fixing latch 6 side, so as to fix the housing 2 on the fixture 7, and the other end of the fixture 7 has an anti-slip pad 8 inside, so that the fixture 7 is tightly connected with the surface of the housing 2.

As shown in fig. 4, the lower end of the side where the housing 2 and the fixing device are installed has a groove extending upward, so that the rod body with an inclined angle at one side of the fixing latch 6 is placed in the groove, and the bottom of the housing 2 and the bottom plate 3 can be tightly connected.

According to the above, the upper end of the side surface of the housing 2 is provided with the backing plate 9, so that the pressure between the clamp 7 and the housing 2 is reduced, the housing 2 is more stably fixed, and the damage between the clamp 7 and the housing 2 is avoided.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides an electrostatic relay, its characterized in that, includes support body, shell and bottom plate, the support body is installed on the bottom plate, and the upper end of support body has the pressure-proof board, and the side of support body has a plurality of mounting grooves, and the mounting groove is used for installing electrostatic relay's component, has a plurality of circuit fixed terminals in the mounting groove for the line connection of electrostatic relay interior part, the shell inboard is installed on the support body, and the bottom of shell is installed on the bottom plate.

2. An electrostatic relay according to claim 1, wherein the base plate has a square recess, and a fixing means is mounted on a side of the recess remote from the frame body, the fixing means being capable of fixing the housing in the recess of the base plate.

3. An electrostatic relay according to claim 2, wherein the fixing means comprises a rotating shaft wheel and a fixing latch, the rotating shaft wheel is mounted on a side of the base plate away from the frame body, and the fixing latch is mounted on the rotating shaft wheel so as to rotate the fixing latch on the rotating shaft.

4. An electrostatic relay according to claim 3, wherein the fixing latch has a through hole in the middle thereof, the through hole is mounted on the rotary shaft wheel, one side of the through hole has a rod body with an inclination angle, the rod body is placed in the groove of the base plate, and the other side of the through hole has an external thread on which the clip is mounted.

5. An electrostatic relay according to claim 4, wherein the fixture is of an "L" shape, the fixture of the "L" shape having a threaded through hole formed in one end thereof and mounted on the fixing latch for adjusting the position of the fixture on the fixing latch side to facilitate fixing the housing to the fixture, and the fixture having a non-slip gasket formed on the other end thereof to allow the fixture to be tightly coupled to the surface of the housing.

6. An electrostatic relay according to claim 3, wherein the housing has a recess extending upward from a lower end of a side where the fixing means is installed, so that the rod body fixing the latch at an inclined angle is placed in the recess, thereby enabling the bottom of the housing and the bottom plate to be tightly coupled.

7. An electrostatic relay according to claim 1, wherein the upper end of the side surface of the housing has a pad for reducing the pressure between the fixture and the housing, so that the housing is more stably fixed and prevented from being damaged.