CN218385006U

CN218385006U - AC contactor protection device

Info

Publication number: CN218385006U
Application number: CN202221598202.7U
Authority: CN
Inventors: 张华�; 武鹏飞; 马传国; 隋敬麒; 商梅敬; 刘青松; 马德凯
Original assignee: Dongying Power Supply Co of State Grid Shandong Electric Power Co Ltd
Current assignee: Dongying Power Supply Co of State Grid Shandong Electric Power Co Ltd
Priority date: 2022-06-23
Filing date: 2022-06-23
Publication date: 2023-01-24
Anticipated expiration: 2032-06-23

Abstract

The utility model discloses an ac contactor protection device relates to electrical protection technical field. The utility model discloses a contactor body, contactor body's rear portion can be dismantled and be connected with the protecting crust, and the upper portion and the lower part of protecting crust can be dismantled and be connected with the reinforcement, and the reinforcement includes sleeve pipe, support body and connecting bolt, and equidistant connection has the sleeve pipe on the support body, and the lower part of support body is symmetrical connection and has connecting bolt, and the protecting crust includes round hole, casing, otic placode, fin and slide, and the round hole is seted up on the casing, and fin and slide are fixed in the both sides of casing, and the rear portion at the casing is fixed to the otic placode. This ac contactor protection device passes through the reinforcement and connects on the protecting crust, and the reinforcement is mutually supported with the external end of contactor body simultaneously, can realize that the reinforcement realizes the protection to the external circuit of contactor body, avoids the external connection of contactor body to produce the damage to the external end of contactor body.

Description

AC contactor protection device

Technical Field

The utility model relates to an electrical protection technical field specifically is an alternating current contactor protection device.

Background

Alternating current contactor is at the in-process that uses, need use protection device to the protection of alternating current contactor body and use, can avoid alternating current contactor to damage at the in-process of in-service use, but current protection device still has following drawback in-service use:

the existing alternating current contactor protection device does not have a good alternating current contactor protection effect, when the alternating current contactor is used, an external circuit of the alternating current contactor is bent, and the external end of the alternating current contactor is easily damaged, so that the actual service life of the alternating current contactor is seriously influenced.

In order to solve the problems, the protection device for the alternating current contactor is improved.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides an alternating current contactor protection device, including the contactor body, the rear portion of contactor body can be dismantled and be connected with the protecting crust, the upper portion and the lower part of protecting crust can be dismantled and be connected with the reinforcement, and the reinforcement can support the protection to the external connection of contactor body when using, can avoid the external connection to drag the damage to the wiring end of contactor body, the reinforcement includes sleeve pipe, support body and connecting bolt, equidistant sleeve pipe that is connected with on the support body, the sleeve pipe can protect the wiring end position of external connection with the contactor body, the lower part of support body is symmetric connection and has connecting bolt, the protecting crust includes round hole, casing, otic placode, fin and slide, the round hole is seted up on the casing, the both sides at the casing are fixed to fin and slide, the rear portion at the casing is fixed to the otic placode.

Furthermore, the support body is sleeved on two sides of the shell, the connecting bolt penetrates through the slide way and is connected with the support body and the shell, and threaded holes are formed in the positions, matched with the connecting bolt, on the shell.

Further, the sleeve pipe mutually supports with the external end of contactor body mutually, sheathed tube lower extreme and support body threaded connection, the sleeve pipe when using, can support the external line of contactor body, avoids external line to receive to drag the back and drag the wiring end of contactor body and drag the damage.

Furthermore, the round hole is opened a plurality of, the round hole runs through with the casing and sets up, and round hole and fin can increase the area of contact of casing and air to realize the quick heat dissipation of the heat on the casing.

Further, the radiating fins and the slide way are integrally fixed with the shell, and the ear plate is fixed at the rear part of the shell.

Furthermore, the back of the ear plate is coplanar with the back of the shell, and the radiating fins are rectangular strips.

The utility model has the advantages that: this ac contactor protection device passes through the reinforcement and connects on the protecting crust, and the reinforcement mutually supports with contactor body's external end simultaneously, can realize that the reinforcement realizes the protection to contactor body's external line, avoids contactor body's external line to produce the damage to contactor body's external end.

The utility model discloses when using, the heat that contactor body produced can be to the casing transmission, and the heat on the casing can be through round hole and fin to outside air release afterwards, can realize the heat fast dissipation on the casing, when realizing that the protecting crust protects the contactor body, avoids contactor body to receive the heat and damages.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of the connection between the reinforcing member and the protective shell according to the present invention;

fig. 3 is a schematic structural view of the reinforcing member of the present invention.

In the figure: 1. a reinforcement; 11. a sleeve; 12. a frame body; 13. a connecting bolt; 2. a contactor body; 3. a protective shell; 31. a circular hole; 32. a housing; 33. an ear plate; 34. a heat sink; 35. a slideway.

Detailed Description

The preferred embodiments of the present invention will be described hereinafter with reference to the accompanying drawings, and it should be understood that the preferred embodiments described herein are merely for purposes of illustration and explanation, and are not intended to limit the present invention.

Referring to fig. 1-3, the utility model discloses an ac contactor protection device, which comprises a contactor body 2, a protective shell 3 detachably connected to the rear part of the contactor body 2, and a reinforcement 1 detachably connected to the upper part and the lower part of the protective shell 3;

when the alternating current contactor protection device is used, a user sleeves the protective shell 3 at the rear part of the contactor body 2, then the user penetrates an external connection wire on the contactor body 2 through the sleeve 11, the user separates the connecting bolt 13 from the shell 32, then the user slides the rack body 12 on the shell 32, the front and rear position adjustment of the rack body 12 can be realized, and when the user pulls the rack body 12, the height position adjustment of the rack body 12 can be realized;

when contactor body 2 produced heat, the heat that contactor body 2 produced can be to casing 32 transmission, and the heat on casing 32 can be through transmitting in the round hole 31 and fin 34 to outside air afterwards to realize the heat on casing 32 and discharge fast, when the user was with the back of casing 32 and external equipment butt, the user ran through otic placode 33 with the outside bolt and is connected with external equipment, can realize that casing 32 passes through otic placode 33 and fixes on external equipment.

Referring to fig. 1-3, the reinforcement 1 includes a sleeve 11, a frame 12 and connecting bolts 13, the sleeve 11 is connected to the frame 12 at equal intervals, the connecting bolts 13 are symmetrically connected to the lower portion of the frame 12, the frame 12 is sleeved on both sides of the casing 32, the connecting bolts 13 penetrate through the slide rail 35 and the frame 12 to be connected to the casing 32, the sleeve 11 is matched with the outer end of the contactor body 2, the lower end of the sleeve 11 is connected with the frame 12 by screw threads, the heat sink 34 and the slide rail 35 are fixed on both sides of the casing 32, the casing 32 is provided with screw holes at the parts matched with the connecting bolts 13, and the heat sink 34 and the slide rail 35 are fixed with the casing 32 integrally;

when the reinforcement 1 is used, a user separates the connecting bolt 13 from the frame body 12 in advance, then the lower part of the frame body 12 is inserted into a gap between the slide rail 35 and the casing 32, the connecting bolt 13 penetrates through the frame body 12 and the slide rail 35 to be connected with the casing 32, the position of the frame body 12 on the casing 32 can be fixed, when the user penetrates through the external connection of the contactor body 2 and the sleeve 11, the support of the sleeve 11 on the external connection of the contactor body 2 can be realized, and the phenomenon that the terminal of the contactor body 2 is pulled and damaged when the external connection shakes is avoided;

when the user wants to adjust the use position of the frame body 12, the user separates the connecting bolt 13 from the shell 32, then the user slides the frame body 12 and the connecting bolt 13 on the slide way 35 leftwards and rightwards, the use position adjustment of the reinforcing part 1 can be realized, after the use position of the reinforcing part 1 is determined, the user connects the connecting bolt 13 with the threaded hole formed in the shell 32, simultaneously, when the user wants to adjust the height position of the frame body 12, the user separates the connecting bolt 13 from the threaded hole formed in the shell 32, then the user moves the frame body 12 upwards and downwards, after the use position of the frame body 12 is determined, the user connects the connecting bolt 13 through the slide way 35 and the threaded hole formed in the frame body 12 and the shell 32.

Referring to fig. 1-2, the protective shell 3 includes a plurality of circular holes 31, a shell 32, a plurality of ear plates 33, a heat sink 34 and a slideway 35, the circular holes 31 are formed on the shell 32, the circular holes 31 are formed through the shell 32, the heat sink 34 is rectangular, the ear plates 33 are fixed on the rear portion of the shell 32, and the back portions of the ear plates 33 and the back portion of the shell 32 are coplanar;

when the protective shell 3 is used, a user sleeves the shell 32 on the rear part of the contactor body 2, at this time, heat generated by the contactor body 2 can be transferred to the shell 32, and then the heat on the shell 32 can be transferred to the outside air through the circular hole 31 and the radiating fins 34, so that the shell 32 can protect the contactor body 2 and prevent the contactor body 2 from being damaged by heat;

when the user wants to connect contactor body 2 with external equipment through protective shell 3, the user pushes the back of casing 32 and otic placode 33 against external equipment, and then the user runs through external screw thread otic placode 33 and is connected with external equipment, can realize that casing 32 passes through otic placode 33 and fixes on external equipment, and casing 32 drives contactor body 2 and fixes on external equipment simultaneously.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An alternating current contactor protection device comprises a contactor body (2), and is characterized in that a protective shell (3) is detachably connected to the rear portion of the contactor body (2), and reinforcing parts (1) are detachably connected to the upper portion and the lower portion of the protective shell (3);

the reinforcing piece (1) comprises sleeves (11), a frame body (12) and connecting bolts (13), the sleeves (11) are connected to the frame body (12) at equal intervals, and the connecting bolts (13) are symmetrically connected to the lower portion of the frame body (12);

protective housing (3) includes round hole (31), casing (32), otic placode (33), fin (34) and slide (35), round hole (31) are seted up on casing (32), the both sides at casing (32) are fixed in fin (34) and slide (35), the rear portion at casing (32) is fixed in otic placode (33).

2. An ac contactor protector as claimed in claim 1, wherein the frame (12) is sleeved on both sides of the casing (32), and the connecting bolt (13) passes through the slideway (35) and the frame (12) and is connected with the casing (32).

3. An ac contactor protector as claimed in claim 1, wherein said sleeve (11) is fitted with the external end of the contactor body (2), and the lower end of said sleeve (11) is screwed with the frame body (12).

4. An ac contactor protection device as claimed in claim 1, wherein said circular hole (31) is opened in plural, and said circular hole (31) is opened to penetrate through said casing (32).

5. An ac contactor protector as claimed in claim 1, characterized in that the heat sink (34) and the slide (35) are integrally fixed to the casing (32), and the ear plate (33) is fixed to the rear of the casing (32).

6. An ac contactor protector as claimed in claim 1 wherein the back of said ear plate (33) is coplanar with the back of the housing (32) and said heat sink (34) is rectangular in strip form.