CN216698231U

CN216698231U - Solid-state relay

Info

Publication number: CN216698231U
Application number: CN202220092753.XU
Authority: CN
Inventors: 黄龙献
Original assignee: Saishe Semiconductor Co ltd
Current assignee: Saishe Semiconductor Co ltd
Priority date: 2022-01-10
Filing date: 2022-01-10
Publication date: 2022-06-07
Anticipated expiration: 2032-01-10

Abstract

The utility model discloses a solid-state relay which comprises a base and a metal connecting block, wherein avoidance grooves are formed in two sides of the front surface of the base, positioning grooves located in two sides of the avoidance grooves are formed in the front surface of the base, the metal connecting block is installed on two sides of the base, a threaded connecting hole is formed in the middle of the metal connecting block, a connector installing groove is formed in the upper surface of the metal connecting block, and a wire arranging groove located on one side of the connector installing groove is formed in the surface of the metal connecting block. This solid state relay uses through the cooperation of joint mounting groove, winding displacement groove, utilizes the joint mounting groove to accomodate the connection piece, and then fixes a position the connection piece, can avoid fixing bolt to carry out excessive extrusion to the connection piece simultaneously and cause the damage, utilizes the winding displacement groove to accomodate the wire, and then can avoid fixing bolt to press the wire, has improved this solid state relay's stability.

Description

Solid-state relay

Technical Field

The utility model relates to the technical field of relays, in particular to a solid-state relay.

Background

A solid-state relay (SSR, hereinafter abbreviated as "SSR") is a novel contactless switch device composed entirely of solid-state electronic components, and it uses the switching characteristics of electronic components (such as switching transistors, triacs, and other semiconductor devices) to achieve the purpose of connecting and disconnecting a circuit without contact and spark, and is also called a "contactless switch". The solid-state relay is a four-terminal active device, two terminals of which are input control terminals, and the other two terminals of which are output controlled terminals, has the functions of amplification driving and isolation, is very suitable for driving a high-power switch type actuating mechanism, has higher reliability, no contact, long service life, high speed and small interference to the outside compared with an electromagnetic relay, and has been widely applied.

When the existing solid-state relay is used for installing a line, four corresponding nuts are required to be placed on a base of the solid-state relay, then a metal connecting block is arranged on the nuts, the metal connecting block is fixed through a cover plate, a bolt needs to be aligned to a screw hole of the nut after passing through an inner cavity of the metal connecting block during installation, the nut is blocked and cannot be observed, alignment is difficult, and the problem of deviation is easy to occur. Therefore, we propose a solid-state relay

SUMMERY OF THE UTILITY MODEL

In view of the deficiencies of the prior art, the present invention provides a solid state relay that solves the problems set forth in the background above.

In order to realize the purpose, the utility model is realized by the following technical scheme: the utility model provides a solid-state relay, includes base, metal connecting block, the groove of dodging has all been seted up to the positive both sides of base, the constant head tank that is located dodging the groove both sides is seted up in the front of base, metal connecting block installs the both sides to the base, threaded connection hole has been seted up at metal connecting block's middle part, the joint mounting groove has been seted up to metal connecting block's upper surface, the winding displacement groove that is located joint mounting groove one side is seted up on metal connecting block's surface, metal connecting block's middle part is provided with fixing bolt, fixing bolt's one end cup joint to threaded connection hole's inner chamber and with threaded connection hole threaded connection, fixing bolt's bottom extends to the inner chamber of dodging the groove.

Preferably, the surface of the base is provided with a cover plate, and the surface of the cover plate is rotatably connected with a rotating cover.

Preferably, the bottom fixedly connected with locating piece of metal connecting block, the locating piece is pegged graft to the inner chamber of constant head tank.

Preferably, the back of the base is provided with a bottom plate, and the circuit board is placed in the inner cavity of the base.

The utility model provides a solid-state relay, which has the following beneficial effects:

1. this solid state relay, through threaded connection hole, the metal connecting block, the cooperation of dodging the groove is used, when installing the circuit, through arranging the connection piece of circuit tip in the inner chamber of joint mounting groove, pass the inner chamber that connection piece screw thread cup jointed to threaded connection hole with fixing bolt, rotatory fixing bolt makes fixing bolt's one end extend to the inner chamber of dodging the groove, dodge fixing bolt through dodging the groove, it is more convenient conveniently to install and counterpoint, the nut has been practiced thrift on traditional solid state relay basis simultaneously, traditional solid state relay when the wiring has been avoided in the installation, the deviation appears when needing to counterpoint bolt and the inside nut of base easily, the inconvenient condition of installation takes place, this solid state relay convenience in use and stability have been improved.

2. This solid state relay uses through the cooperation of joint mounting groove, winding displacement groove, utilizes the joint mounting groove to accomodate the connection piece, and then fixes a position the connection piece, can avoid fixing bolt to carry out excessive extrusion to the connection piece simultaneously and cause the damage, utilizes the winding displacement groove to accomodate the wire, and then can avoid fixing bolt to press the wire, has improved this solid state relay's stability.

Drawings

FIG. 1 is an exploded view of the structure of the present invention;

FIG. 2 is a schematic view of the structure of the base, bottom plate and metal connecting block assembly of the present invention;

FIG. 3 is a schematic structural view of the combination of the present invention.

In the figure: 1. a base; 2. a base plate; 3. positioning a groove; 4. an avoidance groove; 5. a metal connecting block; 6. connecting a threaded hole; 7. positioning blocks; 8. fixing the bolt; 9. a circuit board; 10. a cover plate; 11. rotating the cover; 12. a joint mounting groove; 13. a wire arrangement groove.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model.

Referring to fig. 1 to 3, the present invention provides a technical solution: a solid-state relay comprises a base 1 and a metal connecting block 5, wherein avoidance grooves 4 are formed in two front sides of the base 1, positioning grooves 3 located on two sides of the avoidance grooves 4 are formed in the front side of the base 1, the metal connecting block 5 is installed on two sides of the base 1, a threaded connecting hole 6 is formed in the middle of the metal connecting block 5, a connector installing groove 12 is formed in the upper surface of the metal connecting block 5, a wire arranging groove 13 located on one side of the connector installing groove 12 is formed in the surface of the metal connecting block 5, the connector installing groove 12 is communicated with the wire arranging groove 13, the wire arranging groove 13 is arc-shaped, a connecting sheet is accommodated through the connector installing groove 12, the connecting sheet is positioned, meanwhile, damage caused by excessive extrusion of a fixing bolt 8 on the connecting sheet can be avoided, a wire is accommodated through the wire arranging groove 13, and the fixing bolt 8 can be prevented from pressing the wire, the stability of this solid state relay has been improved, the middle part of metal connecting block 5 is provided with fixing bolt 8, fixing bolt 8's one end cup joint to threaded connection hole 6's inner chamber and with threaded connection hole 6 threaded connection, fixing bolt 8's bottom extends to the inner chamber of dodging groove 4. When installing the circuit, the inner chamber of joint mounting groove 12 is arranged in through the connection piece with the circuit tip, cup joint fixing bolt 8 to the inner chamber of threaded connection hole 6 through the connection piece screw thread, rotatory fixing bolt 8 makes fixing bolt 8's one end extend to the inner chamber of dodging groove 4, dodge fixing bolt 8 through dodging groove 4, it is convenient conveniently to install and counterpoint, the nut has been practiced thrift on traditional solid state relay basis simultaneously, traditional solid state relay when the wiring has been avoided in the installation, the deviation appears easily when needing to counterpoint bolt and the nut of base 1 inside, the inconvenient condition of installation takes place, this solid state relay convenience in use and stability have been improved.

Referring to fig. 1, a cover plate 10 is arranged on the surface of a base 1, a rotating cover 11 is rotatably connected to the surface of the cover plate 10, rotating blocks are arranged on the inner side of the rotating cover 11 and are clamped to two sides of the cover plate 10, a metal connecting block 5 can be pressed and fixed through the cover plate 10, a positioning block 7 is fixedly connected to the bottom of the metal connecting block 5, the positioning block 7 is inserted into an inner cavity of a positioning groove 3, pins are arranged on one side of the metal connecting block 5 and are in contact with a circuit board 9, a bottom plate 2 is arranged on the back of the base 1, and the circuit board 9 is placed in the inner cavity of the base 1.

To sum up, when this solid-state relay uses, at first with base 1, bottom plate 2, circuit board 9 assembles, then install metal connecting block 5 on base 1, with apron 10 joint on base 1, press metal connecting block 5 fixedly through apron 10, when installing the circuit, through arranging the connection piece of circuit tip in the inner chamber of joint mounting groove 12, pass the inner chamber that connection piece threaded sleeve connects to threaded connection hole 6 with fixing bolt 8, rotatory fixing bolt 8 makes fixing bolt 8's one end extend to the inner chamber of dodging groove 4, fix the connection piece of circuit tip can.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a solid state relay, includes base (1), metal connecting block (5), its characterized in that: base (1) positive both sides have all been seted up and have been dodged groove (4), constant head tank (3) that are located and dodge groove (4) both sides are seted up in the front of base (1), metal connecting block (5) are installed to the both sides of base (1), threaded connection hole (6) have been seted up at the middle part of metal connecting block (5), joint mounting groove (12) have been seted up to the upper surface of metal connecting block (5), wire arrangement groove (13) that are located joint mounting groove (12) one side are seted up on the surface of metal connecting block (5), the middle part of metal connecting block (5) is provided with fixing bolt (8), the one end of fixing bolt (8) cup joint to the inner chamber of threaded connection hole (6) and with threaded connection hole (6) threaded connection, the bottom of fixing bolt (8) extends to the inner chamber of dodging groove (4).

2. A solid state relay according to claim 1, wherein: the surface of the base (1) is provided with a cover plate (10), and the surface of the cover plate (10) is rotatably connected with a rotating cover (11).

3. A solid state relay according to claim 1, wherein: the bottom fixedly connected with locating piece (7) of metal connecting block (5), locating piece (7) are pegged graft to the inner chamber of constant head tank (3).

4. A solid state relay according to claim 1, wherein: the back of base (1) is provided with bottom plate (2), circuit board (9) have been placed to the inner chamber of base (1).