CN213846562U

CN213846562U - Motor soft starter convenient to overhaul

Info

Publication number: CN213846562U
Application number: CN202022497660.9U
Authority: CN
Inventors: 许月云
Original assignee: Jurong Hongtai New Energy Technology Co ltd
Current assignee: Jurong Hongtai New Energy Technology Co ltd
Priority date: 2020-11-02
Filing date: 2020-11-02
Publication date: 2021-07-30
Anticipated expiration: 2030-11-02

Abstract

The utility model belongs to the technical field of motor soft starter, especially, be a motor soft starter convenient to overhaul, including the soft starter casing, the bottom fixedly connected with bottom plate of soft starter casing, it has the soft starter upper cover to peg graft at the top of soft starter casing, the rectangular hole has all been seted up to the both sides of soft starter casing, the equal fixedly connected with in both sides of soft starter casing returns the shape frame, it passes through the inside intercommunication of rectangular hole and soft starter casing to return the shape frame, the inner wall fixedly connected with wiring board of shape frame returns, the shape cavity has been seted up back to the inside of soft starter casing, the inner wall fixedly connected with L shape pole of shape cavity returns. The utility model discloses a limiting plate, wire rope, picture peg, steel deck, flame retardant coating and anticorrosive coating cooperate, have solved current motor soft starter and have been not convenient for overhaul and the problem that current motor soft starter shell is not hard enough, fire prevention and corrosion resisting property is not good to motor soft starter's internal element and circuit.

Description

Motor soft starter convenient to overhaul

Technical Field

The utility model relates to a motor soft starter technical field specifically is a motor soft starter convenient to overhaul.

Background

The motor soft starter is: the soft starter is a novel motor control device integrating soft parking, light load energy saving and multiple protection functions, and is called SoftStarter abroad. The main structure of the device is a three-phase anti-parallel thyristor and an electronic control circuit thereof, which are connected in series between a power supply and a controlled motor. The soft starter of the motor is a novel starting device which is designed and produced by adopting a power electronic technology, a microprocessing technology and a modern control theory and has the international advanced level at present.

The existing motor soft starter has the following defects:

1. the upper cover of the existing motor soft starter is in threaded connection with the box body through screws, so that the dismounting process is troublesome, the upper cover cannot be dismounted when no screwdriver is arranged at the side, the internal elements and circuits of the motor soft starter are inconvenient to overhaul, the use is delayed, and the working efficiency is reduced;

2. the shell of the existing motor soft starter is not hard enough, and has poor fireproof and anticorrosion performances, and is easy to damage, so that the service life of the motor soft starter is shortened.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a motor soft starter convenient to overhaul has solved current motor soft starter and has been not convenient for overhaul the internal element and the circuit of motor soft starter and the problem that current motor soft starter shell is not hard enough, fire prevention and corrosion resisting property are not good.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a motor soft starter convenient to overhaul comprises a soft starter shell, wherein the bottom of the soft starter shell is fixedly connected with a bottom plate, the top of the soft starter shell is spliced with a soft starter upper cover, both sides of the soft starter shell are respectively provided with a rectangular hole, both sides of the soft starter shell are respectively and fixedly connected with a clip frame, the clip frame is communicated with the inside of the soft starter shell through the rectangular holes, the inner wall of the clip frame is fixedly connected with a wiring board, the inside of the soft starter shell is provided with a clip cavity, the inner wall of the clip cavity is fixedly connected with an L-shaped rod, the surface of the L-shaped rod is connected with an L-shaped plate in a sliding manner, one side of the L-shaped plate is fixedly connected with a limiting plate, the other side of the L-shaped plate is provided with a spring which is movably sleeved on the surface of the L-shaped rod, the inner wall of returning the shape cavity rotates and is connected with the wire winding pole, the fixed surface and the winding of wire winding pole have wire rope, wire rope's one end is walked around the fixed pulley the surface and is connected with the fixed surface of L shaped plate, the slot has been seted up to the upper surface of soft starter casing, the slot is linked together with returning the shape cavity, the lower surface of soft starter upper cover is provided with sealed the pad, the bottom fixedly connected with picture peg of soft starter upper cover, the picture peg runs through and extends to the sealed bottom of filling up, the jack has been seted up to the bottom of picture peg, the jack cooperatees with the limiting plate.

As an optimal technical scheme of the utility model, the last fixed surface of bottom plate is connected with the installation baffle, the inner wall coating of installation baffle has insulating paint.

As an optimized technical scheme of the utility model, the louvre has been seted up to the bottom of bottom plate.

As a preferred technical scheme of the utility model, vertical edge groove has been seted up to the lateral wall of soft starter casing, horizontal edge groove has been seted up to the upper surface of soft starter upper cover.

As an optimal technical scheme of the utility model, soft starter casing includes the steel deck, the surface of steel deck is provided with the flame retardant coating, the surface setting of flame retardant coating has connect the anticorrosive coating.

As an optimized technical scheme of the utility model, the inner structure of soft starter casing, bottom plate and soft starter upper cover all sets up to the same structure.

(III) advantageous effects

Compared with the prior art, the utility model provides a motor soft starter convenient to overhaul possesses following beneficial effect:

1. this motor soft starter convenient to overhaul, limiting plate through setting up, a spring, wire winding rod, wire rope and picture peg cooperate, when needs are dismantled soft starter upper cover, can twine wire rope and drive the jack separation on limiting plate and the picture peg through wire rope pulling L shaped plate through rotating wire winding rod, the spring can drive the limiting plate and insert the jack on the picture peg fast during the installation in, can dismantle and install soft starter upper cover from this fast, save time, improve work efficiency.

2. This motor soft starter convenient to overhaul cooperatees through steel deck, flame retardant coating and the anticorrosive coating that sets up, and wherein the steel deck can improve soft starter's hardness, and the flame retardant coating can play the function of fire prevention, and the anticorrosive coating can play anticorrosive effect, can improve this soft starter's life from this.

Drawings

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

fig. 2 is a bottom view of the present invention;

fig. 3 is a schematic view of the connection structure between the casing and the bottom plate of the soft starter of the present invention;

fig. 4 is a schematic structural view of the upper cover of the soft starter of the present invention;

fig. 5 is a top cross-sectional view of the soft starter housing of the present invention;

FIG. 6 is an enlarged view of the point A in FIG. 5 according to the present invention;

fig. 7 is the internal structure cross-sectional view of the soft starter casing of the present invention.

In the figure: 1. a soft starter housing; 2. a base plate; 3. a soft starter upper cover; 4. a clip frame; 5. a wiring board; 6. a hollow cavity in a shape of a Chinese character 'hui'; 7. an L-shaped rod; 8. an L-shaped plate; 9. a limiting plate; 10. a spring; 11. a fixed pulley; 12. a wire winding rod; 13. a wire rope; 14. a slot; 15. heat dissipation holes; 16. a gasket; 17. Inserting plates; 18. a jack; 19. installing a partition plate; 20. vertical edge grooves; 21. a transverse edge groove; 22. a steel plate layer; 23. a fire barrier layer; 24. and (4) an anticorrosive layer.

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.

Examples

Referring to fig. 1-7, the present invention provides the following technical solutions: a motor soft starter convenient to overhaul comprises a soft starter shell 1, a bottom plate 2 is fixedly connected to the bottom of the soft starter shell 1, a soft starter upper cover 3 is inserted into the top of the soft starter shell 1, rectangular holes are formed in two sides of the soft starter shell 1, clip-shaped frames 4 are fixedly connected to two sides of the soft starter shell 1, the clip-shaped frames 4 are communicated with the inside of the soft starter shell 1 through the rectangular holes, a wiring board 5 is fixedly connected to the inner wall of the clip-shaped frames 4, clip-shaped cavities 6 are formed in the soft starter shell 1, L-shaped rods 7 are fixedly connected to the inner walls of the clip-shaped cavities 6, L-shaped plates 8 are slidably connected to the surfaces of the L-shaped rods 7, a limiting plate 9 is fixedly connected to one side of each L-shaped plate 8, springs 10 movably sleeved on the surfaces of the L-shaped rods 7 are arranged on the other side of the L-shaped plates 8, and fixed pulleys 11 are fixedly connected to the inner walls of the clip-shaped cavities 6, the inner wall of the square-shaped cavity 6 is rotatably connected with a wire winding rod 12, the surface of the wire winding rod 12 is fixed and wound with a wire rope 13, one end of the wire rope 13 bypasses the surface of the fixed pulley 11 and is fixedly connected with the surface of the L-shaped plate 8, a slot 14 is formed in the upper surface of the soft starter shell 1, the slot 14 is communicated with the square-shaped cavity 6, a sealing gasket 16 is arranged on the lower surface of the upper cover 3 of the soft starter, a bottom fixedly connected with inserting plate 17 of the upper cover 3 of the soft starter, the inserting plate 17 penetrates through and extends to the bottom of the sealing gasket 16, an inserting hole 18 is formed in the bottom of the inserting plate 17, and the inserting hole 18 is matched with the limiting plate 9.

In the embodiment, the inner wall of the wiring board 5 is coated with insulating paint, the inner wall of the wiring board 5 is fixedly connected with a partition board, cables with different purposes can be placed in a separated mode, an operator can conveniently recognize the cables, the spring 10 can play a role of driving the L-shaped plate 8 to reset quickly, the steel wire rope 13 can pull the limiting plate 9 to move, the bearing is rotatably connected between the winding rod 12 and the inner wall of the square-shaped cavity 6, the friction force generated when the winding rod 12 rotates can be reduced due to the arrangement of the bearing, the moving direction of the steel wire rope 13 can be changed due to the arrangement of the fixed pulley 11, wherein the slots 14 and the insertion plates 17 are respectively provided with four slots 14 and the insertion plates 17 are matched for use, the caliber of the jack 18 is slightly larger than the size of the limiting plate 9, the limiting plate 9 can penetrate through the jack 18, and the sealing gasket 16 can increase friction force, so that the soft starter upper cover 3 and the soft starter shell 1 are connected more tightly.

Specifically, the upper surface of the bottom plate 2 is fixedly connected with a mounting partition plate 19, and the inner wall of the mounting partition plate 19 is coated with insulating paint.

In this embodiment, the installation partition plate 19 is arranged to separate the lines connected to the inside of the soft starter, and the insulating paint can be applied to the soft starter to perform an insulating function.

Specifically, the bottom of the bottom plate 2 is provided with heat dissipation holes 15.

In this embodiment, the setting of louvre 15 can realize the circulation of the inside and outside air of soft starter, plays better radiating effect.

Specifically, the side wall of the soft starter shell 1 is provided with a vertical edge groove 20, and the upper surface of the soft starter upper cover 3 is provided with a transverse edge groove 21.

In this embodiment, the hardness that soft starter itself can all be strengthened to vertical edge groove 20 and horizontal edge groove 21's setting, strengthens soft starter's wearability.

Specifically, the soft starter shell 1 comprises a steel plate layer 22, a fireproof layer 23 is arranged on the surface of the steel plate layer 22, and an anticorrosive layer 24 is arranged on the surface of the fireproof layer 23.

In this embodiment, wherein steel sheet layer 22 can improve soft starter's hardness, and flame retardant coating 23 is fluorocarbon resin coating, and fluorocarbon resin coating has better fire behavior, and the setting of flame retardant coating 23 can play the function of fire prevention, and anticorrosive coating 24 is the perfluoropolyether coating, and the perfluoropolyether coating has better anticorrosive antirust property, and anticorrosive effect can be played in anticorrosive coating 24's setting.

Specifically, the internal structures of the soft starter shell 1, the bottom plate 2 and the soft starter upper cover 3 are all set to be the same structure.

In this embodiment, the inner structure of soft starter casing 1, bottom plate 2 and soft starter upper cover 3 all sets up to the same structure and can make soft starter body wholly have better fire prevention and corrosion resisting property.

The utility model discloses a theory of operation and use flow: when the soft starter is used, when internal elements and circuits of the motor soft starter need to be overhauled, the winding rod 12 is firstly rotated, the winding rod 12 respectively winds and winds the steel wire ropes 13 on two sides, the steel wire ropes 13 wind the surface of the fixed pulley 11 and pull the L-shaped plate 8 to slide along the surface of the L-shaped rod 7, the L-shaped plate 8 can compress the spring 10 in the moving process, the L-shaped plate 8 can drive the limiting plate 9 to be separated from the jack 18 on the plug board 17 fixedly connected with the bottom of the upper cover 3 of the soft starter, the upper cover 3 of the soft starter can be pulled upwards to quickly separate the upper cover 3 of the soft starter from the shell 1, when the soft starter needs to be installed, the plug board 17 fixedly connected with the bottom of the upper cover 3 of the soft starter is aligned to the slot 14 formed in the upper surface of the shell 1 to be pressed downwards by reverse operation, then the force acting on the winding rod 12 is removed, and the spring 10 can generate a reverse elasticity to drive the L-shaped plate 8 to slide along the surface of the L-shaped rod 7, l shaped plate 8 drives limiting plate 9 and inserts in the jack 18 on the picture peg 17, fixes soft starter upper cover 3, and wherein steel deck 22 can improve soft starter's hardness, and the function of fire prevention can be played in setting up of flame retardant coating 23, and anticorrosive effect can be played in setting up of anticorrosive coating 24, can improve this soft starter's life from this.

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. The utility model provides a motor soft starter convenient to overhaul, includes soft starter casing (1), its characterized in that: the soft starter is characterized in that a bottom plate (2) is fixedly connected to the bottom of a soft starter shell (1), a soft starter upper cover (3) is inserted into the top of the soft starter shell (1), rectangular holes are formed in two sides of the soft starter shell (1), a clip-shaped frame (4) is fixedly connected to two sides of the soft starter shell (1), the clip-shaped frame (4) is communicated with the interior of the soft starter shell (1) through the rectangular holes, a wiring board (5) is fixedly connected to the inner wall of the clip-shaped frame (4), a clip-shaped cavity (6) is formed in the soft starter shell (1), an L-shaped rod (7) is fixedly connected to the inner wall of the clip-shaped cavity (6), an L-shaped plate (8) is connected to the surface of the L-shaped rod (7) in a sliding mode, a limiting plate (9) is fixedly connected to one side of the L-shaped plate (8), and a spring (10) movably sleeved on the surface of the L-shaped rod (7) is arranged on the other side of the L-shaped plate (8), the inner wall of the square-shaped cavity (6) is fixedly connected with a fixed pulley (11), the inner wall of the square-shaped cavity (6) is rotatably connected with a winding rod (12), a steel wire rope (13) is fixed and wound on the surface of the winding rod (12), one end of the steel wire rope (13) winds around the surface of the fixed pulley (11) and is fixedly connected with the surface of the L-shaped plate (8), the upper surface of the soft starter shell (1) is provided with a slot (14), the slot (14) is communicated with the square-shaped cavity (6), the lower surface of the soft starter upper cover (3) is provided with a sealing gasket (16), the bottom of the soft starter upper cover (3) is fixedly connected with an inserting plate (17), the plug board (17) penetrates through and extends to the bottom of the sealing gasket (16), the bottom of the plug board (17) is provided with a jack (18), and the jack (18) is matched with the limiting plate (9).

2. An easy-to-service motor soft starter as claimed in claim 1, wherein: the upper surface of bottom plate (2) fixed connection has installation baffle (19), the inner wall coating of installation baffle (19) has insulating paint.

3. An easy-to-service motor soft starter as claimed in claim 1, wherein: the bottom of the bottom plate (2) is provided with a heat dissipation hole (15).

4. An easy-to-service motor soft starter as claimed in claim 1, wherein: vertical edge grooves (20) are formed in the side wall of the soft starter shell (1), and transverse edge grooves (21) are formed in the upper surface of the soft starter upper cover (3).

5. An easy-to-service motor soft starter as claimed in claim 1, wherein: the soft starter shell (1) comprises a steel plate layer (22), a fireproof layer (23) is arranged on the surface of the steel plate layer (22), and an anti-corrosion layer (24) is arranged on the surface of the fireproof layer (23).

6. An easy-to-service motor soft starter as claimed in claim 1, wherein: the internal structures of the soft starter shell (1), the bottom plate (2) and the soft starter upper cover (3) are all set to be the same structure.