CN110867354A

CN110867354A - Protection architecture for motor switch circuit

Info

Publication number: CN110867354A
Application number: CN201911146767.4A
Authority: CN
Inventors: 杨少鹏
Original assignee: Xi'an Dingteng Electronic Technology Co Ltd
Current assignee: Xi'an Dingteng Electronic Technology Co Ltd
Priority date: 2019-11-21
Filing date: 2019-11-21
Publication date: 2020-03-06

Abstract

The invention discloses a protective structure for a motor switch circuit, which comprises a protective box, wherein the bottom of the front surface of the protective box is hinged with a protective door through a damping hinge, the top and the bottom of the protective box are respectively provided with a plurality of threading holes, the inside of each threading hole is penetrated and connected with a threading pipe, and the middle of a side plate inside the protective box is fixedly connected with a motor switch mounting frame. The heat generated during the operation of the circuit can be effectively led out.

Description

Protection architecture for motor switch circuit

Technical Field

The invention relates to a circuit protection structure, in particular to a protection structure for a motor switch circuit.

Background

The motor switch is an air switch with a thermocouple function, is mainly used for protecting an electric motor (motor) from overload, belongs to a circuit breaker, and is a switch device which can close, bear and break current under the condition of a normal circuit and can close, bear and break current under the condition of an abnormal circuit within a specified time. The circuit breakers are divided into high-voltage circuit breakers and low-voltage circuit breakers according to the application range, the high-voltage and low-voltage boundary lines are relatively vague, and the circuit breakers above 3kV are generally called high-voltage electric appliances.

In view of the above, chinese patent No. CN205194570U proposes a motor protection switch, which effectively discharges heat inside the switch by disposing a heat dissipation groove and a heat dissipation assembly on a side wall of a lower cover; chinese patent No. CN205487810U proposes a novel motor protection switch, which is provided with three rows of heat dissipation assemblies, each heat dissipation assembly including a plurality of heat dissipation holes arranged at equal intervals, so as to effectively discharge heat inside the switch; however, motor switch in the above patent all dispels the heat and cools down motor protection switch's circuit through the heat radiation structure who sets up, but when wiring motor switch and external world, its interconnecting link twines easily and causes damage or short circuit together, and uses for a long time down, and the easy perk of interconnecting link leads to in the guard box mixed and disorderly, influences staff's daily overhaul.

Disclosure of Invention

The present invention is directed to a protection structure for a motor switch circuit, which solves the above problems of the related art.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a protection architecture for motor switch circuit, includes the protective housing, the positive bottom of protective housing articulates through the damping hinge has the guard gate, a plurality of through wires holes, every have all been seted up to the top and the bottom of protective housing the inside interlude of through wires hole is connected with the threading pipe, the middle fixedly connected with motor switch mounting bracket of the inside curb plate of protective housing.

Preferably, the top of the side plate inside the protective box is fixedly connected with a distributing plate, and one side of the front surface of the distributing plate is fixedly connected with a plurality of limiting insulating plates.

Preferably, a plurality of threading grooves are formed in one side of the front face of the distributing plate, radiating fins are fixedly arranged on the inner groove wall of each threading groove, and each radiating fin penetrates through the inner side plate of the protective box and is arranged on the outer side of the protective box.

Preferably, a rotating shaft is fixedly arranged on one side of the distributing plate, a cover plate is movably connected to one side of the rotating shaft, a plurality of clamping grooves are formed in one side of the cover plate, a connecting shaft is fixedly arranged at the top of the rotating shaft, one end of the connecting shaft penetrates through a top plate of the protective box, and a first rotary plate is fixedly connected with the connecting shaft.

Preferably, the bottom both sides of the inside curb plate of guard box all are fixed and are equipped with the fixed plate, two alternate between the fixed plate and be connected with the bull stick, one side swing joint of bull stick has the clamp plate, one side inner wall of one of them fixed plate and guard box is passed to the one end of bull stick, and fixedly connected with second carousel.

Preferably, the junction cover of first carousel and connecting axle is equipped with the guard ring, the top both sides of guard ring all are fixed and are equipped with the damping gasket, the damping gasket is connected with the bottom contact of first carousel.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, the threading pipes are arranged at the top and the bottom of the protective box, the distribution plate and the limiting insulation plate are arranged in the protective box, the positions of the distribution plate and the limiting insulation plate are opposite to those of the threading pipes, so that each connecting wire can be separated during threading, the phenomenon that the connecting wires are wound together to cause circuit damage or short circuit is avoided, meanwhile, the rotating rod and the movably connected pressing plate are arranged, the connected circuits can be compressed, the phenomenon that the circuits tilt to cause disorder in the protective box to influence the daily maintenance of workers is avoided, and the heat generated during the working of the circuits can be effectively led out by arranging the threading grooves and arranging the radiating fins which can be attached to the circuits in the threading grooves.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the protective box of the present invention;

FIG. 3 is an enlarged schematic view of the present invention at FIG. 1A;

fig. 4 is a schematic view of a heat dissipation fin structure according to the present invention.

In the figure: 1. a protective box; 2. threading holes; 3. a threading tube; 4. a protective door; 5. a wire distributing plate; 6. a limiting insulating plate; 7. a threading slot; 8. a first turntable; 9. a connecting shaft; 10. a rotating shaft; 11. a cover plate; 12. a card slot; 13. a motor switch mounting bracket; 14. a fixing plate; 15. a rotating rod; 16. pressing a plate; 17. a second turntable; 18. a damping shim; 19. and (4) radiating fins.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The first embodiment is as follows:

as shown in figures 1-4, a protection structure for a motor switch circuit comprises a protection box 1, wherein the bottom of the front surface of the protection box 1 is hinged with a protection door 4 through a damping hinge, the protection door 4 and the protection box 1 are both made of waterproof insulating materials, external moisture can be effectively blocked, and an electric shock prevention effect can be achieved, a plurality of threading holes 2 are respectively formed in the top and the bottom of the protection box 1, a threading pipe 3 is inserted and connected in each threading hole 2, a motor switch mounting frame 13 is fixedly connected in the middle of a side plate in the protection box 1, the motor switch mounting frame 13 is fixedly connected with the side plate in the protection box 1 through connecting pieces fixedly arranged on the two sides of the bottom, and can be used for mounting a motor switch, a distributing board 5 is fixedly connected to the top of the side plate in the protection box 1, a plurality of limiting insulation boards 6 are fixedly connected on one side of the front surface of the distributing board 5, a slot formed between each two limiting, and a plurality of spacing insulation boards 6 evenly distributed are in the positive one side of separated time board 5, and a plurality of threading grooves 7 have been seted up to the positive one side of separated time board 5, and two spacing insulation boards 6 are arranged in to threading grooves 7, and every threading groove 7's inside cell wall all is fixed and is equipped with radiating fin 19, and every radiating fin 19 all passes the inside curb plate of protective housing 1 and arranges the outside of protective housing 1 in.

Example two:

on the basis of the first embodiment, as shown in fig. 2, a rotating shaft 10 is fixedly arranged on one side of a distributing board 5, a cover board 11 is movably connected to one side of the rotating shaft 10, a plurality of clamping grooves 12 are formed in one side of the cover board 11, the number of the clamping grooves 12 is the same as that of the limiting insulation boards 6, the clamping grooves and the limiting insulation boards are matched in size, a connecting shaft 9 is fixedly arranged at the top of the rotating shaft 10, one end of the connecting shaft 9 penetrates through the top board of the protective box 1 and is fixedly connected with a first rotating disc 8, an insulation rubber sleeve is sleeved on the outer side of the first rotating disc 8 and can prevent electric shock when in touch, fixing plates 14 are fixedly arranged on both sides of the bottom of a side board inside the protective box 1, a rotating rod 15 is inserted and connected between the two fixing plates 14, a pressing plate 16 is movably connected to one side of the rotating rod 15, a second rotating disc, thereby avoid influencing staff's daily overhaul, clamp plate 16 is made for soft plastic material, can protect the circuit not receive the damage when the line ball, one of them fixed plate 14 and one side inner wall of protecting box 1 are passed to the one end of bull stick 15, and fixedly connected with second carousel 17, first carousel 8 overlaps with the junction cover of connecting axle 9 and is equipped with the guard ring, the top both sides of guard ring are all fixed and are equipped with damping gasket 18, damping gasket 18 is connected with the bottom contact of first carousel 8, damping gasket 18 can provide certain thrust that makes progress, thereby can prevent that first carousel 8 from rotating by oneself.

It should be noted that, the invention is a protection structure for motor switch circuit, the motor protection switch can be installed on the motor switch mounting frame 13 inside the protection box 1 through the external connection bolt, then the circuit to be connected is inserted into the interior of the threading pipe 3, each circuit passes through the threading pipe 3 between every two adjacent limiting insulation boards 6, each circuit is separated by the limiting insulation boards 6, the damage or short circuit of the circuit caused by the winding together of the circuits is avoided, simultaneously each wiring is inserted into the interior of the threading groove 7 to be attached to the heat dissipation fins 19, the heat generated during the circuit operation is dissipated by the heat dissipation fins 19, after the attachment is stable, the first rotary disc 8 is rotated to drive the rotary shaft 10 to rotate, the cover plate 11 is rotated and the clamping groove 12 on the surface is clamped on the limiting insulation boards 6, the circuit is limited and protected, the wiring is inserted into the motor switch and the wire outlet of the motor switch is penetrated out, wear out by the through wires hole 2 of protective housing 1 bottom again, wear out back rotatable second carousel 17 and rotate bull stick 15, make clamp plate 16 press on the circuit surface, prevent that the circuit perk from causing 1 inside mixed and disorderly of protective housing to avoid influencing staff's daily overhaul.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a protection architecture for motor switch circuit, includes protective housing (1), its characterized in that, there are guard gate (4) in the positive bottom of protective housing (1) through damping hinge joint, a plurality of through wires hole (2) have all been seted up to the top and the bottom of protective housing (1), every the inside interlude of through wires hole (2) is connected with through wires pipe (3), middle fixedly connected with motor switch mounting bracket (13) of protective housing (1) inside curb plate.

2. The protection structure for a motor switch circuit according to claim 1, characterized in that: the top of the side plate in the protective box (1) is fixedly connected with a distributing plate (5), and one side of the front surface of the distributing plate (5) is fixedly connected with a plurality of limiting insulating plates (6).

3. The protection structure for a motor switch circuit according to claim 2, characterized in that: a plurality of threading grooves (7) are formed in one side of the front face of the distributing plate (5), each threading groove (7) is fixedly provided with a radiating fin (19), and each radiating fin (19) penetrates through an inner side plate of the protective box (1) and is arranged on the outer side of the protective box (1).

4. A protection structure for a motor switch circuit according to claim 3, characterized in that: the fixed pivot (10) that is equipped with in one side of separated time board (5), one side swing joint of pivot (10) has apron (11), a plurality of draw-in grooves (12) have been seted up to one side of apron (11), the fixed connecting axle (9) that is equipped with in top of pivot (10), the roof of protective housing (1), and the first carousel of fixedly connected with (8) are passed to the one end of connecting axle (9).

5. The protection structure for a motor switch circuit according to claim 1, characterized in that: the bottom both sides of the inside curb plate of protective housing (1) are all fixed and are equipped with fixed plate (14), two alternate between fixed plate (14) and be connected with bull stick (15), one side swing joint of bull stick (15) has clamp plate (16), one side inner wall of one of them fixed plate (14) and protective housing (1), and fixedly connected with second carousel (17) are passed to the one end of bull stick (15).

6. The protection structure for a motor switch circuit according to claim 1, characterized in that: the joint cover of first carousel (8) and connecting axle (9) is equipped with the guard ring, the top both sides of guard ring all are fixed and are equipped with damping gasket (18), damping gasket (18) are connected with the bottom contact of first carousel (8).