CN210722937U

CN210722937U - Contact fixed connection mechanism for low-voltage circuit breaker

Info

Publication number: CN210722937U
Application number: CN201921642545.7U
Authority: CN
Inventors: 吕飚
Original assignee: Hubei Mingzeyuan Technology Co ltd
Current assignee: Hubei Mingzeyuan Technology Co ltd
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-06-09
Anticipated expiration: 2029-09-29

Abstract

The utility model discloses a contact fixed connection mechanism for low voltage circuit breaker, including connecting plate and contact plate, the vertical fixedly connected with limiting plate in positive surface of connecting plate, the standing groove has just been located two center departments between the limiting plate on the positive surface of connecting plate, the conducting strip has been placed to the inner chamber of standing groove, one side that the standing groove was kept away from to the conducting strip extends to the top of connecting plate. The utility model discloses a set up standing groove, limiting plate, cardboard, installation cover, mounting hole, place the cooperation of piece and locating lever and use, can carry out quick replacement to the contact, fixed connection mechanism's use is more convenient like this, has solved fixed connection mechanism when using, because of can not carry out quick dismantlement to the contact after damaging, causes the change of contact to consume a large amount of time to lead to fixed connection mechanism inconvenient problem to appear, made things convenient for fixed connection mechanism's use greatly.

Description

Contact fixed connection mechanism for low-voltage circuit breaker

Technical Field

The utility model relates to a low voltage circuit breaker technical field specifically is a contact fixed connection mechanism for low voltage circuit breaker.

Background

In modern society, power equipment has obtained the wide use, and power equipment need use low voltage circuit breaker at the in-process that uses, in order to fix a position the low voltage circuit breaker contact, need use fixed connection mechanism, and current fixed connection mechanism can not carry out the dismantlement soon to the contact after the damage when using for the change of contact has consumed a large amount of time, thereby leads to fixed connection mechanism to appear the inconvenient problem of use, greatly reduced fixed connection mechanism's practicality.

Disclosure of Invention

An object of the utility model is to provide a contact fixed connection mechanism for low voltage circuit breaker possesses the advantage that carries out quick replacement to the contact of damage, has solved fixed connection mechanism and has appeared awkward problem.

In order to achieve the above object, the utility model provides a following technical scheme: a contact fixed connection mechanism for a low-voltage circuit breaker comprises a connecting plate and a contact plate, wherein limiting plates are vertically and fixedly connected to the front surface of the connecting plate, a placing groove is formed in the center of the front surface of the connecting plate, which is located between the two limiting plates, a conducting strip is placed in an inner cavity of the placing groove, one side, away from the placing groove, of the conducting strip extends to the top of the connecting plate, and a positioning hole penetrates through the bottom of the front surface of the conducting strip and the center, which is located in the inner cavity of the placing groove;

the utility model discloses a contact plate, including contact plate, horizontal fixedly connected with cardboard in rear side, the contact plate is placed and is equipped with between two adjacent limiting plates, the bottom of the positive surface of contact plate is run through and has been seted up the wire connecting hole, the top fixedly connected with installation cover of the positive surface of contact plate, run through on the installation cover and have seted up the mounting hole, the horizontal fixedly connected with cardboard in rear side of contact plate top surface, the top fixedly connected with of the back of the body surface of contact plate is used with the standing groove cooperation and is placed the piece.

Preferably, the four corners of the front surface of the connecting plate are all penetrated and provided with connecting holes, and the rear side of the back surface of the conducting plate is contacted with the rear side of the inner cavity of the placing groove.

Preferably, the rear side of the positioning rod extends to the inner cavity of the positioning hole and is in close contact with the inner cavity of the positioning hole, and the rear side of the placing block extends to the inner cavity of the placing groove and is in sliding contact with the inner cavity of the placing groove.

Preferably, the limiting plate comprises plate bodies, the back surfaces of the plate bodies are fixedly connected with the front surface of the connecting plate, sliding grooves are formed in the centers of the corresponding sides of the two plate bodies, clamping grooves matched with the clamping plates for use are formed in the rear sides of the tops of the inner cavities of the sliding grooves, and the surfaces of the clamping plates are in sliding contact with the inner cavities of the clamping grooves.

Preferably, the front sides of the centers of the surfaces of the two sides of the plate body transversely penetrate through the plate body to form mounting screw holes, the top of one side, corresponding to the two plate bodies, of the two plate bodies is fixedly connected with a pressing plate, the top of the conducting plate penetrates through the pressing plate from bottom to top and extends to the top of the connecting plate, the front surface of the conducting plate is in contact with the back surface of the pressing plate, and the back surface of the conducting plate is in contact with the front surface.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up the standing groove, the limiting plate, the cardboard, the installation cover, the mounting hole, place the cooperation of piece and locating lever and use, can carry out quick replacement to the contact, fixed connection mechanism's use is more convenient like this, solved fixed connection mechanism when using, because of can not carry out quick dismantlement to the contact after damaging, the change that causes the contact has consumed a large amount of time to lead to fixed connection mechanism to appear awkward problem, made things convenient for fixed connection mechanism's use greatly, be worth promoting.

2. The utility model discloses a connecting hole has made things convenient for the location of connecting plate, through the clamp plate, can suppress the conducting strip, avoids the perk of conducting strip.

Drawings

Fig. 1 is a front view of the connection plate structure of the present invention;

FIG. 2 is a side view of the structure of the position limiting plate of the present invention;

fig. 3 is a front view of the contact plate structure of the present invention;

fig. 4 is a rear view of the contact plate structure of the present invention.

In the figure: the device comprises a connecting plate 1, a conducting plate 2, a placing groove 3, a limiting plate 4, a plate body 41, a clamping groove 42, a mounting screw 43, a sliding groove 44, a connecting hole 5, a positioning hole 6, a pressing plate 7, a clamping plate 8, a mounting sleeve 9, a contact plate 10, a wire connecting hole 11, a mounting hole 12, a placing block 13 and a positioning rod 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-4, a contact fixing and connecting mechanism for a low-voltage circuit breaker comprises a connecting plate 1 and a contact plate 10, wherein a limiting plate 4 is vertically and fixedly connected to the front surface of the connecting plate 1, a placing groove 3 is formed in the center of the front surface of the connecting plate 1 and between the two limiting plates 4, a conducting plate 2 is placed in an inner cavity of the placing groove 3, one side, away from the placing groove 3, of the conducting plate 2 extends to the top of the connecting plate 1, a positioning hole 6 is formed in the center of the inner cavity of the placing groove 3 and penetrates through the bottom of the front surface of the conducting plate 2, four corners of the front surface of the connecting plate 1 are provided with connecting holes 5, the connecting plate 1 is convenient to position through the connecting holes 5, and the rear side of the;

the contact plate 10 is placed between two adjacent limiting plates 4, the bottom of the front surface of the contact plate 10 is penetrated and provided with a wire connecting hole 11, the top of the front surface of the contact plate 10 is fixedly connected with a mounting sleeve 9, a mounting hole 12 is penetrated and provided on the mounting sleeve 9, the rear side of the top surface of the contact plate 10 is transversely fixedly connected with a clamping plate 8, the limiting plate 4 comprises plate bodies 41, the back surfaces of the plate bodies 41 are fixedly connected with the front surface of the connecting plate 1, the centers of the corresponding sides of the two plate bodies 41 are provided with sliding grooves 44, the rear side of the top of the inner cavity of the sliding grooves 44 is provided with clamping grooves 42 matched with the clamping plate 8, the surface of the clamping plate 8 is in sliding contact with the inner cavity of the clamping grooves 42, the front sides of the centers of the surfaces of the two sides of the plate bodies 41 are transversely penetrated and provided with mounting, the front surface of the conducting strip 2 is contacted with the back surface of the pressing plate 7, the back surface of the conducting strip 2 is contacted with the front surface of the connecting plate 1, the conducting strip 2 can be pressed through the pressing plate 7, the upwarp of the conducting strip 2 is avoided, the top of the back surface of the contact plate 10 is fixedly connected with a placing block 13 matched with the placing groove 3, the center of the back surface of the placing block 13 is fixedly connected with a positioning rod 14 matched with the positioning hole 6, the rear side of the positioning rod 14 extends to the inner cavity of the positioning hole 6 and is in close contact with the inner cavity of the positioning hole 6, the rear side of the placing block 13 extends to the inner cavity of the placing groove 3 and is in sliding contact with the inner cavity of the placing groove 3, the limiting plate 4, the clamping plate 8, the mounting sleeve 9, the mounting hole 12, the placing block 13 and the positioning rod, the problem of fixed connection mechanism when using, because of can not carrying out quick dismantlement to the contact after damaging, cause the change of contact to consume a large amount of time to lead to fixed connection mechanism to appear awkward is solved, has made things convenient for fixed connection mechanism's use greatly, is worth promoting.

When the positioning device is used, the clamping plate 8 is inserted from the bottom of the inner cavity of the sliding groove 44 and moves upwards, finally the clamping plate 8 enters the inner cavity of the clamping groove 42, the placing block 13 enters the inner cavity of the placing groove 3, the positioning rod 14 enters the inner cavity of the positioning hole 6, and the positioning plate is inserted from one side of the limiting plate 4 by using a bolt and sequentially passes through the mounting screw hole 43 and the mounting hole 12 to complete positioning; and the reverse can be realized when the device is disassembled.

All kinds of parts used in this application document are standard parts, can purchase from the market, and the specific connected mode of each part all adopts conventional means such as mature bolt, rivet and welding among the prior art.

In summary, the following steps: this a contact fixed connection mechanism for low voltage circuit breaker through setting up standing groove 3, limiting plate 4, cardboard 8, installation cover 9, mounting hole 12, place piece 13 and locating lever 14's cooperation and use, has solved fixed connection mechanism and has appeared awkward problem.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A contact fixed connection mechanism for a low-voltage circuit breaker, comprising a connection plate (1) and a contact plate (10), characterized in that: the front surface of the connecting plate (1) is vertically and fixedly connected with limiting plates (4), a placing groove (3) is formed in the front surface of the connecting plate (1) and located in the center between the two limiting plates (4), a conducting strip (2) is placed in an inner cavity of the placing groove (3), one side, away from the placing groove (3), of the conducting strip (2) extends to the top of the connecting plate (1), and a positioning hole (6) penetrates through the bottom of the front surface of the conducting strip (2) and located in the center of the inner cavity of the placing groove (3);

contact plate (10) are placed and are between two adjacent limiting plates (4), wire connecting hole (11) have been seted up in the bottom of the positive surface of contact plate (10) through, top fixedly connected with installation cover (9) of the positive surface of contact plate (10), install hole (12) have been seted up in the last through-put of installation cover (9), the horizontal fixedly connected with cardboard (8) of rear side of contact plate (10) top surface, the top fixedly connected with of contact plate (10) back of the body and placing block (13) that standing groove (3) cooperation was used, place locating lever (14) that fixedly connected with and locating hole (6) cooperation was used are located to the center of placing block (13) back of the body.

2. A contact-holder connection for low-voltage circuit breakers, as claimed in claim 1, characterized in that: connecting holes (5) are formed in four corners of the front surface of the connecting plate (1) in a penetrating mode, and the rear side of the back surface of the conducting plate (2) is in contact with the rear side of the inner cavity of the placing groove (3).

3. A contact-holder connection for low-voltage circuit breakers, as claimed in claim 1, characterized in that: the rear side of the positioning rod (14) extends to the inner cavity of the positioning hole (6) and is in close contact with the inner cavity of the positioning hole (6), and the rear side of the placing block (13) extends to the inner cavity of the placing groove (3) and is in sliding contact with the inner cavity of the placing groove (3).

4. A contact-holder connection for low-voltage circuit breakers, as claimed in claim 1, characterized in that: the limiting plate (4) comprises a plate body (41), the back surface of the plate body (41) is fixedly connected with the front surface of the connecting plate (1), a sliding groove (44) is formed in the center of one corresponding side of the two plate bodies (41), a clamping groove (42) matched with the clamping plate (8) for use is formed in the rear side of the top of the inner cavity of the sliding groove (44), and the surface of the clamping plate (8) is in sliding contact with the inner cavity of the clamping groove (42).

5. A contact-holder connection for low-voltage circuit breakers, as claimed in claim 4, characterized in that: the utility model discloses a lead frame, including plate body (41), conducting strip (2), the top fixedly connected with clamp plate (7) of the corresponding one side of two plate bodies (41), the top of conducting strip (2) is from supreme clamp plate (7) of running through and extending to the top of connecting plate (1) down, the positive surface of conducting strip (2) contacts with the back surface of clamp plate (7), the back surface of conducting strip (2) contacts with the positive surface of connecting plate (1).