CN214753562U

CN214753562U - Protection type contactor structure

Info

Publication number: CN214753562U
Application number: CN202121148264.3U
Authority: CN
Inventors: 何鹏; 李益民
Original assignee: Shenyang Dongwu Electrical Equipment Co ltd
Current assignee: Liaoning Dongmu Electric Appliance Manufacturing Co ltd
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2021-11-16
Anticipated expiration: 2031-05-26

Abstract

The utility model discloses a protective contactor structure, which comprises a substrate and a base shell, wherein the base shell is fixedly connected with one side of the substrate, the base shell consists of side plates, a connecting plate, a sealing plate, a strip-shaped slot and a semicircular slide rail, the two sides of the connecting plate are both fixedly connected with the side plates, the two side plates are respectively and fixedly connected with the two ends of one side of the substrate, one side of the connecting plate is fixedly connected with the sealing plate, the relay core body can be protected by using the base shell and a movable shell cover, the relay core body is prevented from being directly exposed in the air, the damage of the relay core body caused by external force impact can be effectively prevented, the impurities such as dust in the air and the like are prevented from being attached to the surface of the relay core body and the wiring part of the relay core body to cause the short-circuit damage of the relay core body, and the service life of the relay core body can be effectively prolonged, the sealing performance of the structure can be improved by using the sealing insert and the sealing ring, so that the protection capability of the structure is improved.

Description

Protection type contactor structure

Technical Field

The utility model belongs to the technical field of the contactor, concretely relates to protection type contactor structure.

Background

In electrical engineering, the contactor can rapidly cut off an alternating current main loop and a direct current main loop and can be frequently connected with a large current control, so the contactor is frequently applied to a motor as a control object, and the contactor can also be used for controlling electric loads such as factory equipment, an electric heater, a working mother machine, various power units and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a protection type contactor structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a protection type contactor structure, includes base plate and base shell, base shell fixed connection is in one side of base plate, the base shell comprises side board, connecting plate, closing plate, bar slot and semi-circular slide rail, the equal fixedly connected with side board in both sides of connecting plate, two the both ends of side board difference fixed connection in base plate one side, one side fixedly connected with closing plate of connecting plate, the bar slot has all been seted up at the middle part at closing plate both ends, two the equal fixedly connected with semi-circular slide rail in both ends of side board one side, the equal swing joint in both ends of base shell has the movable clamshell, the middle part fixedly connected with relay core of base plate one side, the inside of base shell is arranged in to the relay core.

Preferably, the movable housing cover comprises a U-shaped shell, a connecting strip, a baffle and a sealing inserting strip, wherein the connecting strip is fixedly connected to the two sides of the outer wall of the U-shaped shell, the connecting hole is formed in the middle of the connecting strip, the baffle is fixedly connected to one end of the inner wall of the U-shaped shell, the sealing inserting strip is fixedly connected to the middle of one side of the baffle, semicircular sliding grooves are formed in the two ends of the two sides of the inner wall of the U-shaped shell, a through hole is formed in one end of the U-shaped shell, the through hole is provided with a plurality of through holes, and the through holes are distributed in one end of the U-shaped shell at equal intervals and are provided with sealing rings.

Preferably, the thickness of the baffle is the same as that of the sealing plate, and the two sealing inserts are respectively connected with the two strip-shaped slots in a clamping manner.

Preferably, the four semicircular sliding grooves on the inner side of the U-shaped shell are respectively connected with the four semicircular sliding rails in a sliding manner.

Preferably, bolts penetrate through the two connecting holes on the same side, and the two movable shell covers are fixedly connected through the two bolts.

Preferably, the sealing washer comprises a section of thick bamboo of inserting and spacing ring piece, the equal fixedly connected with spacing ring piece in both ends of a section of thick bamboo of inserting, the sealing washer formula structure as an organic whole, just the sealing washer is made for rubber materials.

Preferably, the four corners of the substrate are provided with mounting and positioning holes.

Compared with the prior art, the beneficial effects of the utility model are that: the use of base shell and activity clamshell can protect the relay core, avoid the relay core directly to expose in the air, can prevent effectively that external force from strikeing and causing the damage to the relay core, and impurity such as dust in the reduction air adheres to the surface of relay core and the wiring part of relay core, cause relay core short circuit to damage, can effectively improve the life of relay core, the leakproofness of this structure can all be improved in the use of sealed cutting and sealing washer, thereby improve the protective capacities of this structure.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a front sectional view of the present invention;

FIG. 3 is a schematic view of the connection between the base plate and the base shell according to the present invention;

FIG. 4 is a schematic perspective view of the movable housing of the present invention;

FIG. 5 is a schematic perspective view of the movable housing of the present invention;

fig. 6 is a front sectional view of the sealing ring of the present invention.

In the figure: 1. a substrate; 11. installing a positioning hole; 2. a base shell; 21. a side plate; 22. a connecting plate; 23. a sealing plate; 24. a strip-shaped slot; 25. a semicircular slide rail; 3. a movable housing; 31. a U-shaped shell; 32. a connecting strip; 33. connecting holes; 34. a baffle plate; 35. sealing the cutting; 36. a semicircular chute; 37. a seal ring; 371. inserting a cylinder; 372. a limit ring sheet; 4. a relay core body; 5. and (4) bolts.

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.

Referring to fig. 1-6, the present invention provides the following technical solutions: the utility model provides a protection type contactor structure, including base plate 1 and

base shell

2, 2 fixed connection in one side of base plate 1 of base shell, base shell 2 is by side board 21, connecting plate 22, closing plate 23, bar slot 24 and semi-circular slide rail 25 are constituteed, the equal fixedly connected with side board 21 in both sides of connecting plate 22, two side board 21 are the both ends of fixed connection in 1 one side of base plate respectively, one side fixedly connected with closing plate 23 of connecting plate 22, bar slot 24 has all been seted up at the middle part at closing plate 23 both ends, the equal fixedly connected with semi-circular slide rail 25 in both ends of two 21 one sides of side board, the equal swing joint in both ends of base shell 2 has movable clamshell 3, the middle part fixedly connected with relay core 4 of 1 one side of base plate, relay core 4 arranges the inside of base shell 2 in.

Preferably, the movable housing 3 is composed of a U-shaped housing 31, connecting strips 32, a baffle 34 and a sealing insert 35, wherein the connecting strips 32 are fixedly connected to both sides of the outer wall of the U-shaped housing 31, connecting holes 33 are formed in the middle portions of the two connecting strips 32, the baffle 34 is fixedly connected to one end of the inner wall of the U-shaped housing 31, the sealing insert 35 is fixedly connected to the middle portion of one side of the baffle 34, semicircular chutes 36 are formed in both ends of both sides of the inner wall of the U-shaped housing 31, a plurality of through holes are formed in one end of the U-shaped housing 31 and are equidistantly distributed at one end of the U-shaped housing 31, sealing rings 37 penetrate through the inside of the through holes, the movable housing 3 can slide at both ends of the base housing 2 during use, when wiring is performed, the two movable housings 3 slide toward both ends of the base housing 2, so that wiring portions at both ends of the relay core 4 are exposed for facilitating wiring operation, after wiring is finished, the two movable housings 3 slide towards the center direction of the base shell 2, finally, the two movable housings 3 are in butt joint, and then the two movable housings 3 are fixed through the two bolts 5.

Preferably, the thickness of baffle 34 is the same with the thickness of closing plate 23, and two sealed cutting 35 are connected with two bar slots 24 block respectively, and two movable clamshell 3 slide to the settlement position after, sealed cutting 35 can insert the inside improvement leakproofness of junction of bar slot 24 to improve the protective capacities of contactor.

Preferably, the four semicircular sliding grooves 36 on the inner side of the U-shaped shell 31 are slidably connected with the four semicircular sliding rails 25 respectively, and the semicircular sliding grooves 36 are slidably connected with the semicircular sliding rails 25, so that the movable housing cover 3 is prevented from moving back and forth and being separated from the base shell 2, and the stability of the movable housing cover 3 when sliding up and down integrally can be improved.

Preferably, the bolts 5 penetrate through the two connecting holes 33 on the same side, the two movable housings 3 are fixedly connected through the two bolts 5, the two movable housings 3 are fixed together through the bolts 5, and the movable housings 3 are prevented from moving up and down after wiring is completed, so that the sealing performance is reduced.

Preferably, the sealing ring 37 comprises an insert tube 371 and a limit ring piece 372, the limit ring piece 372 is fixedly connected to each of two ends of the insert tube 371, the sealing ring 37 is of an integrated structure, the sealing ring 37 is made of rubber materials, when wiring is conducted, a wire penetrates through the middle of the insert tube 371, a gap between the wire and a through hole is reduced, and the sealing performance is further improved.

Preferably, the four corners of the substrate 1 are all provided with mounting and positioning holes 11, and the structure is mounted in the cabinet by penetrating through the four mounting and positioning holes 11 through four screws during use.

The utility model discloses a theory of operation and use flow: after the utility model is installed, the installation, fixation and safety protection of the utility model are firstly checked, then the utility model can be used, when in installation, the structure is installed in the cabinet by four screws penetrating through four installation positioning holes 11, the movable covers 3 can slide at two ends of the base shell 2, when in wiring, the two movable covers 3 slide towards two ends of the base shell 2, thereby the wiring parts at two ends of the relay core 4 are exposed to facilitate the wiring operation, when in wiring, the lead passes through the wiring end of the relay core 4 from the middle part of the insert tube 371 to be connected, the use of the sealing ring 37 reduces the clearance between the lead and the through hole, improves the sealing performance, after the wiring is completed, the two movable covers 3 slide towards the center of the base shell 2, finally, the two movable covers 3 are butted together, then the two movable covers 3 are fixed by two bolts 5, after two movable clamshell 3 slide to setting for the position, the leakproofness of the inside improvement junction that sealed cutting 35 can insert bar slot 24, thereby improve the protective capacities of contactor, base shell 2 and movable clamshell 3's use can protect relay core 4, avoid relay core 4 directly to expose in the air, can prevent effectively that external force from assaulting to cause the damage to relay core 4, and impurity such as dust in the air can be reduced and attached to relay core 4's surface and relay core 4's wiring part, cause relay core 4 short circuit to damage, can effectively improve relay core 4's life.

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 protection type contactor structure, includes base plate (1) and base shell (2), its characterized in that: the base shell (2) is fixedly connected with one side of the base plate (1), the base shell (2) consists of a side edge plate (21), a connecting plate (22), a sealing plate (23), a strip-shaped slot (24) and a semicircular slide rail (25), both sides of the connecting plate (22) are fixedly connected with side plates (21), the two side plates (21) are respectively and fixedly connected with both ends of one side of the base plate (1), a sealing plate (23) is fixedly connected with one side of the connecting plate (22), strip-shaped slots (24) are respectively arranged in the middle parts of the two ends of the sealing plate (23), semicircular slide rails (25) are respectively and fixedly connected with the two ends of one side of the two side plates (21), the improved relay is characterized in that two ends of the base shell (2) are movably connected with movable shell covers (3), the middle of one side of the base plate (1) is fixedly connected with a relay core body (4), and the relay core body (4) is arranged inside the base shell (2).

2. A protected contactor structure according to claim 1, wherein: activity clamshell (3) comprise U-shaped shell (31), connecting strip (32), baffle (34) and sealed cutting (35), the equal fixedly connected with connecting strip (32) in both sides of U-shaped shell (31) outer wall, two connecting hole (33) have all been seted up at the middle part of connecting strip (32), one end fixedly connected with baffle (34) of U-shaped shell (31) inner wall, the sealed cutting (35) of middle part fixedly connected with of baffle (34) one side, semicircular groove (36) have all been seted up at the both ends of U-shaped shell (31) inner wall both sides, the through-hole has been seted up to the one end of U-shaped shell (31), the through-hole has a plurality of, and a plurality of through-hole sends the equidistance and distributes in the one end of U-shaped shell (31), and is a plurality of sealing washer (37) has all been run through to the inside of through-hole.

3. A protected contactor structure according to claim 2, wherein: the thickness of the baffle plate (34) is the same as that of the sealing plate (23), and the two sealing inserting strips (35) are respectively connected with the two strip-shaped slots (24) in a clamping mode.

4. A protected contactor structure according to claim 2, wherein: the four semicircular sliding grooves (36) on the inner side of the U-shaped shell (31) are respectively connected with the four semicircular sliding rails (25) in a sliding manner.

5. A protected contactor structure according to claim 2, wherein: bolts (5) penetrate through the two connecting holes (33) on the same side, and the two movable shell covers (3) are fixedly connected through the two bolts (5).

6. A protected contactor structure according to claim 2, wherein: sealing washer (37) are by inserting a section of thick bamboo (371) and stop ring piece (372) and constitute, the equal fixedly connected with stop ring piece (372) in both ends of inserting a section of thick bamboo (371), sealing washer (37) formula structure as an organic whole, just sealing washer (37) are made for rubber materials.

7. A protected contactor structure according to claim 1, wherein: the four corners of the base plate (1) are provided with installation positioning holes (11).