CN220306114U

CN220306114U - Novel electrical contact structure

Info

Publication number: CN220306114U
Application number: CN202321763864.XU
Authority: CN
Inventors: 邓基财
Original assignee: Shandong Zhiteng Shenghui Construction Engineering Co ltd
Current assignee: Shandong Zhiteng Shenghui Construction Engineering Co ltd
Priority date: 2023-07-06
Filing date: 2023-07-06
Publication date: 2024-01-05
Anticipated expiration: 2033-07-06

Abstract

The utility model discloses a novel electrical contact structure, which relates to the technical field of electrical contacts and comprises a fixed contact base and a movable contact; static contact base: the lower end of the inside is provided with a rear contact, and a front fork of the static contact base is provided with a locking component; and (3) moving contact: contain go-between, erection column and front contact, the inside of go-between is fixed with the erection column, the mounting groove has been seted up to the rear end of erection column, the internally mounted of mounting groove has the front contact, erection column sliding connection is in the inside of static contact base, the front contact is laminated mutually with the back contact, extrusion subassembly is installed at the limit portion of go-between, links to each other with the static contact base through setting up moving contact, extrusion subassembly contains mounting groove, pivot, stripper plate, torsion spring and extrusion head, two corresponding mounting grooves have been seted up to the front end of go-between, have locking mechanical system, improve the stability of contact point.

Description

Novel electrical contact structure

Technical Field

The utility model relates to the technical field of electrical contacts, in particular to a novel electrical contact structure.

Background

The electrical contact is a main conductive contact material widely applied to switching devices such as relays, contactors, load switches, medium-low voltage circuit breakers, household appliances, automobile appliances (horns, car lights, ignition) and the like, the switching devices are widely applied to voltage/current in analysis/closing circuits, the reliability of the switching devices directly influences the reliable operation of the whole power system, the electrical contact is one of important parts of the switching devices, and a contact product is a heart part of the products;

the electrical contact assembly comprises a fixed contact and a moving contact, the moving contact of the existing electrical contact lacks a locking mechanism when the fixed contact contacts, the contact points are not fastened, and short circuit is easy to occur.

Disclosure of Invention

The utility model aims to overcome the existing defects, and provides a novel electrical contact structure which is provided with a locking mechanism, improves the stability of a contact point and can effectively solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a novel electrical contact structure comprises a fixed contact base and a movable contact;

static contact base: the lower end of the inside is provided with a rear contact, and a front fork of the static contact base is provided with a locking component;

and (3) moving contact: contain go-between, erection column and front contact, the inside of go-between is fixed with the erection column, the mounting groove has been seted up to the rear end of erection column, the internally mounted of mounting groove has the front contact, erection column sliding connection is in the inside of stationary contact base, the front contact is laminated with the rear contact mutually, extrusion subassembly is installed at the limit portion of go-between, links to each other with the stationary contact base through setting up the moving contact.

Further, extrusion subassembly contains mounting groove, pivot, stripper plate, torsion spring and extrusion head, two corresponding mounting grooves have been seted up to the front end of go-between, the inside of mounting groove is fixed with the pivot, rotate on the periphery of pivot and be connected with the stripper plate, cup jointed two corresponding torsion springs on the periphery of pivot, two adjacent one ends of torsion spring are fixed respectively on the side of stripper plate, and the inside at the mounting groove is all fixed to the other end of two torsion springs, the rear end of stripper plate side is fixed with the extrusion head, extrudes the dop through setting up extrusion subassembly.

Further, locking assembly contains solid fixed ring, recess, dop and spring, the front side of stationary contact base is fixed with solid fixed ring, two corresponding recesses have been seted up to solid fixed ring's inside, the inside sliding connection of recess has the dop, be fixed with the spring on the terminal surface of dop, the spring is fixed in the inside of recess, two corresponding draw-in holes have been seted up on the periphery of go-between, the draw-in hole corresponds each other with the extrusion head, the dop joint is in the inside of draw-in hole, firmly links to each other go-between and stationary contact base through setting up locking assembly.

Further, two corresponding slide holes are formed in the front end of the circumferential surface of the connecting ring, a connecting rod is connected to the inside of the slide holes in a sliding mode, the connecting rod is fixed to the front end of the side face of the extrusion plate, an arc-shaped plate is fixed to the end face of the connecting rod, and a user can conveniently press the extrusion plate to move through the arc-shaped plate.

Further, two corresponding clamping blocks are fixed on the front side of the fixed contact base, two corresponding clamping grooves are formed in the rear end of the connecting ring, the clamping blocks are clamped into the clamping grooves, and the stability of the connecting ring after the connecting ring is connected with the fixed contact base is improved through the clamping blocks and the clamping grooves.

Further, be fixed with the rubber ring on the side of two arc, be fixed with evenly distributed's antislip strip on the periphery of rubber ring, through setting up the rubber ring so that the user can very convenient press two arc and remove.

Compared with the prior art, the utility model has the beneficial effects that: this novel electrical contact structure has following benefit:

1. the locking component is arranged, so that the mounting column can be inserted into the static contact base when the static contact is used, the other two clamping heads are inserted into the two clamping holes formed in the circumferential surface of the connecting ring under the action of the two springs, the connecting ring can be locked after the clamping holes are inserted, and the stability of the rear contact and the front contact can be effectively improved after the clamping holes are locked;

2. through setting up extrusion subassembly and making can press two arc when dismantling and make the front end of two extrusion plates remove and drive two extrusion heads and remove and extrude two chucks and make two chucks and go-between separation, the user can be very convenient after the separation take out the go-between.

Drawings

FIG. 1 is a schematic view of the front side structure of the present utility model;

FIG. 2 is a schematic diagram of a moving contact structure according to the present utility model;

FIG. 3 is a schematic view of the extrusion assembly of the present utility model;

FIG. 4 is a schematic view of the structure of the clamping block according to the present utility model.

In the figure: the device comprises a fixed contact base 1, a rear contact 2, a movable contact 3, a connecting ring 31, a mounting column 32, a front contact 33, an extrusion component 4, a mounting groove 41, a rotating shaft 42, an extrusion plate 43, a torsion spring 44, an extrusion head 45, a locking component 5, a fixed ring 51, a groove 52, a clamping head 53, a spring 54, a connecting rod 6, an arc-shaped plate 7, a clamping block 8 and a rubber ring 9.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present embodiment provides a technical solution: a novel electrical contact structure comprises a fixed contact base 1 and a movable contact 3;

static contact base 1: the lower end of the inside is provided with a rear contact 2, the front fork of the fixed contact base 1 is provided with a locking component 5, the locking component 5 comprises a fixed ring 51, a groove 52, a clamping head 53 and a spring 54, the front side of the fixed contact base 1 is fixedly provided with the fixed ring 51, two corresponding grooves 52 are formed in the fixed ring 51, the clamping head 53 is connected in a sliding manner in the groove 52, the end face of the clamping head 53 is fixedly provided with a spring 54, the spring 54 is fixed in the groove 52, the circumferential surface of the connecting ring 31 is provided with two corresponding clamping holes, the clamping holes correspond to the extrusion heads 45, the clamping heads 53 are clamped in the clamping holes, and the connecting ring 31 is firmly connected with the fixed contact base 1 through the locking component 5;

moving contact 3: the novel high-voltage power supply comprises a connecting ring 31, a mounting column 32 and a front contact 33, wherein the mounting column 32 is fixed in the connecting ring 31, a mounting groove is formed in the rear end of the mounting column 32, the front contact 33 is mounted in the mounting groove, the mounting column 32 is slidably connected to the inner side of a fixed contact base 1, the front contact 33 is attached to a rear contact 2, an extrusion assembly 4 is mounted at the edge of the connecting ring 31, the extrusion assembly 4 comprises a mounting groove 41, a rotating shaft 42, an extrusion plate 43, torsion springs 44 and an extrusion head 45, two corresponding mounting grooves 41 are formed in the front end of the connecting ring 31, the rotating shaft 42 is fixed in the inner side of the mounting groove 41, the extrusion plate 43 is rotatably connected to the circumferential surface of the rotating shaft 42, two corresponding torsion springs 44 are sleeved on the circumferential surface of the rotating shaft 42, one ends adjacent to the two torsion springs 44 are respectively fixed to the side surface of the extrusion plate 43, the other ends of the two torsion springs 44 are respectively fixed to the inner side of the mounting groove 41, the extrusion head 45 is fixed to the rear end of the side of the extrusion plate 43, the extrusion assembly 4 is used for extruding a chuck 53, and the chuck 53 is connected to the fixed contact base 1 by the movable contact 3.

Wherein: two corresponding slide holes are formed in the front end of the circumferential surface of the connecting ring 31, the connecting rod 6 is connected to the inside of the slide holes in a sliding mode, the connecting rod 6 is fixed to the front end of the side face of the extruding plate 43, the arc-shaped plate 7 is fixed to the end face of the connecting rod 6, and a user can conveniently press the extruding plate 43 to move through the arc-shaped plate 7.

Wherein: two corresponding clamping blocks 8 are fixed on the front side of the fixed contact base 1, two corresponding clamping grooves are formed in the rear end of the connecting ring 31, the clamping blocks 8 are clamped into the clamping grooves, and the stability of the connecting ring 31 after being connected with the fixed contact base 1 is improved through the clamping blocks 8 and the clamping grooves.

Wherein: the rubber rings 9 are fixed on the side surfaces of the two arc plates 7, the uniformly distributed anti-slip strips are fixed on the circumferential surface of the rubber rings 9, and the two arc plates 7 can be conveniently pressed by a user to move through the arrangement of the rubber rings 9.

The working principle of the novel electrical contact structure provided by the utility model is as follows: the installation post 32 can be inserted into the static contact base 1 after being used, the other two chucks 53 are inserted into the two clamping holes formed in the circumferential surface of the connecting ring 31 under the action of the two springs 54, the connecting ring 31 can be locked after the two chucks enter the connecting ring, the stability of the rear contact 2 and the front contact 3 can be effectively improved after the two chucks are locked, the front ends of the two arc plates 7 can be pressed when the two arc plates are disassembled, so that the two extrusion heads 43 can be driven to move to extrude the two chucks 53, the two chucks 53 are separated from the connecting ring 31, and a user can conveniently draw out the connecting ring 31 after the two chucks are separated.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. A novel electrical contact structure, characterized in that: comprises a fixed contact base (1) and a movable contact (3);

static contact base (1): the lower end of the inside is provided with a rear contact (2), and a front fork of the static contact base (1) is provided with a locking component (5);

moving contact (3): contain go-between (31), erection column (32) and preceding contact (33), the inside of go-between (31) is fixed with erection column (32), the mounting groove has been seted up to the rear end of erection column (32), the internally mounted of mounting groove has preceding contact (33), erection column (32) sliding connection is in the inside of static contact base (1), preceding contact (33) laminate mutually with back contact (2), extrusion subassembly (4) are installed at the limit portion of go-between (31).

2. A novel electrical contact structure according to claim 1, wherein: the extrusion assembly (4) comprises a mounting groove (41), a rotating shaft (42), an extrusion plate (43), torsion springs (44) and an extrusion head (45), wherein two corresponding mounting grooves (41) are formed in the front end of the connecting ring (31), the rotating shaft (42) is fixed in the mounting groove (41), the extrusion plate (43) is rotationally connected to the circumferential surface of the rotating shaft (42), two corresponding torsion springs (44) are sleeved on the circumferential surface of the rotating shaft (42), one ends, adjacent to the two torsion springs (44), are respectively fixed on the side surface of the extrusion plate (43), the other ends of the two torsion springs (44) are both fixed in the mounting groove (41), and the extrusion head (45) is fixed at the rear end of the side surface of the extrusion plate (43).

3. A novel electrical contact structure according to claim 1, wherein: the locking assembly (5) comprises a fixed ring (51), a groove (52), a clamping head (53) and a spring (54), wherein the fixed ring (51) is fixed on the front side of the fixed contact base (1), two corresponding grooves (52) are formed in the fixed ring (51), the clamping head (53) is connected with the groove (52) in a sliding mode, the spring (54) is fixed on the end face of the clamping head (53), the spring (54) is fixed in the groove (52), two corresponding clamping holes are formed in the circumferential surface of the connecting ring (31), the clamping holes correspond to the extrusion heads (45) in a clamping mode, and the clamping head (53) is clamped in the clamping holes.

4. A novel electrical contact structure according to claim 2, wherein: the front end of the circumferential surface of the connecting ring (31) is provided with two corresponding sliding holes, the inside of each sliding hole is connected with a connecting rod (6) in a sliding mode, the connecting rods (6) are fixed at the front end of the side face of the extruding plate (43), and an arc-shaped plate (7) is fixed on the end face of each connecting rod (6).

5. A novel electrical contact structure according to claim 1, wherein: two corresponding clamping blocks (8) are fixed on the front side of the fixed contact base (1), two corresponding clamping grooves are formed in the rear end of the connecting ring (31), and the clamping blocks (8) are clamped in the clamping grooves.

6. A novel electrical contact structure according to claim 1, wherein: rubber rings (9) are fixed on the side surfaces of the two arc plates (7), and uniformly distributed anti-slip strips are fixed on the circumferential surfaces of the rubber rings (9).