CN219627586U

CN219627586U - High-power low-voltage solid-state soft starter with good protection performance

Info

Publication number: CN219627586U
Application number: CN202320641894.7U
Authority: CN
Inventors: 杨建栋; 孔亭亭; 侯圣亮
Original assignee: Shandong Suda Electric Co ltd
Current assignee: Shandong Suda Electric Co ltd
Priority date: 2023-03-28
Filing date: 2023-03-28
Publication date: 2023-09-01
Anticipated expiration: 2033-03-28

Abstract

The utility model relates to the technical field of soft starters and discloses a high-power low-voltage solid soft starter with good protection performance, which comprises a shell, wherein two sliding grooves are formed in one side of the shell, the two sliding grooves are formed in opposite directions, a sliding block is slidably arranged in the sliding grooves, a dust cover is fixedly arranged at the top end of the sliding block, a connecting rod is fixedly arranged and connected with one side of the dust cover, a motor is fixedly arranged at the bottom end of the connecting rod, a fan is connected with the output end of the motor in a transmission manner, a fan shell is arranged outside the fan, a plurality of ventilation holes are formed between the two sliding grooves, and the fan is arranged right in front of the ventilation holes; when the starter works, a large amount of heat is generated in the starter, the fan is opposite to the vent hole, and the vent hole is blown with air, so that the heat generated by electronic components in the engine body during working can be cooled, the service life of the starter is prolonged, and the starter is protected.

Description

High-power low-voltage solid-state soft starter with good protection performance

Technical Field

The utility model relates to the technical field of soft starters, in particular to a high-power low-voltage solid soft starter with good protection.

Background

The soft starter is mainly used for increasing the starting torque of the motor starter, reducing the starting current and preventing the motor from being damaged due to overlarge current during starting.

The prior Chinese patent with the bulletin number of CN212627737U discloses a soft starter, which comprises a soft starter body and a connecting part. The connecting part comprises a connecting plate, a chute, a sliding block and a connecting hole; the sliding chute is arranged on the soft starter body, the sliding chute is arranged along the length direction or the width direction of the soft starter body, and the sliding block is arranged on the connecting plate and integrated with the connecting plate; the sliding direction of the sliding block is the left-right direction, and the connecting hole penetrates through the connecting plate front and back; the connecting hole is a slotted hole. When the soft starter is installed, the connection position of the soft starter can be adjusted in the oblong hole according to the position of the installation hole on the installation surface, and the nut of the bolt is locked with the soft starter body of the connecting plate through positive pressure in the installation process, so that the installation is ensured to be stable and not to move; then the sliding groove and the sliding block are relatively displaced along the sliding direction so as to separate the soft starter body from the connecting part; the whole structure is simple and reliable, and the connecting mode of horizontal or 90-degree corners can be realized according to the opening direction of the sliding chute, so that the use is convenient.

However, the soft starter has the following disadvantages: if the soft starter is arranged in a motor which needs high-power operation, heat can be generated in the soft starter, the temperature can be increased after long-time operation, and potential safety hazards can be generated when electronic devices are lost.

Therefore, it is necessary to provide a high-power low-voltage solid state soft starter with good protection performance to solve the above technical problems.

Disclosure of Invention

The utility model aims to provide a high-power low-voltage solid soft starter with good protection performance, which has the effects of cooling and dust prevention by adopting a fan and a dust cover.

The technical aim of the utility model is realized by the following technical scheme: the utility model provides a high-power low pressure solid-state soft starter that protectiveness is good, includes the casing, two spouts have been seted up to casing one side, two the spout is offered relatively, sliding installation has the slider in the spout, the top fixed mounting of slider has the shield, shield one side fixed mounting is connected with the connecting rod, the bottom fixed mounting of connecting rod has the motor, the output transmission of motor is connected with the fan, the fan outside is provided with the fan shell, two a plurality of ventilation holes have been seted up between the spout, the fan sets up in the ventilation hole in front.

Through adopting above-mentioned technical scheme, at the starter during operation, inside a large amount of heats of production, the fan just blows to the ventilation hole, can cool down the heat that the organism inside produced by electronic components during operation, reduces the heat that the organism produced, avoids producing the loss to the component of inside, has increased the life of starter, has played the effect of protection to the starter.

The utility model is further provided with: the utility model discloses a dust-proof device for the electric automobile, including casing, backing block, base, shield, slide groove, bearing block one end fixedly connected with base, base bottom fixedly connected with electric putter, electric putter's output and shield upper end transmission are connected, one side of casing is kept away from electric putter's one side fixed mounting has the bottom plate, the bottom plate is two the lower extreme of spout.

Through adopting above-mentioned technical scheme, when not using this soft starter, electric putter can promote the shield and move down for the shield lower extreme is laminated mutually with the bottom plate, makes the ventilation hole by totally closed, makes substances such as dust can not get into inside the casing, has protected the inside components and parts of soft starter, has reduced the loss of components and parts, has increased soft starter's life, has played the effect of protection to the starter.

The utility model is further provided with: the cooling device comprises a shell, and is characterized in that a plurality of cooling pipes are arranged on the outer side of the shell, the cooling pipes are attached to the surface of the shell, the cooling pipes are connected with the cooling pipes at the corners of the shell through connecting pipes, one ends of the cooling pipes are connected with water delivery pipes in a communicating mode, one ends of the water delivery pipes are provided with water inlets, and the other ends of the cooling pipes are provided with water outlets.

Through adopting above-mentioned technical scheme, at the starter during operation, can be through the water inlet to the raceway water delivery, through the raceway to the cooling tube water delivery, the cooling tube is at the casing surface, can cool down the casing to cool down the heat of inside, protected inside components and parts, reduced the loss of components and parts, increased soft starter's life, played the effect of protection to the starter.

The utility model is further provided with: radiating fins are fixedly installed on the periphery of the shell, and a plurality of radiating grooves are formed in the tops of the radiating fins.

Through adopting above-mentioned technical scheme, can make radiating fin's radiating rate faster through the radiating groove for the peripheral temperature of casing is lower, avoids high temperature weather to influence soft starter's work, has reduced the heat of casing, has increased soft starter's life, has played the effect of protection to the starter.

The utility model is further provided with: the inside of the vent hole is provided with a filter screen.

Through adopting above-mentioned technical scheme, at the starter during operation, the filter screen can withstand outside part dust, and the protection casing internal environment can not polluted by the dust, has protected the inside components and parts of organism, has increased soft starter's life, has played the effect of protection to soft starter.

The utility model is further provided with: the four corners of the bottom end of the shell are fixedly provided with supporting columns, and the bottom of the shell is provided with a plurality of heat dissipation holes.

Through adopting above-mentioned technical scheme, the starter during operation, the louvre of bottom can be to the inside cooling of casing, and the pillar is raised the casing, and the bottom space is bigger, and the radiating effect is better, has reduced the heat of casing, has increased soft starter's life, has played the effect of protection to the starter.

In summary, the utility model has the following beneficial effects: when the soft starter is not used, the electronic push rod can push the dust cover to move downwards, so that the lower end of the dust cover is attached to the bottom plate, the ventilation holes are completely closed, dust and other substances cannot enter the inside of the shell, the components in the soft starter are protected, the loss of the components is reduced, the service life of the soft starter is prolonged, and the protection effect on the starter is achieved.

Drawings

FIG. 1 is a schematic three-dimensional structure of the present utility model;

FIG. 2 is a schematic diagram of a front view structure of the present utility model;

FIG. 3 is a schematic view of a three-dimensional structure from another perspective of the present utility model;

FIG. 4 is a schematic side view of the present utility model;

FIG. 5 is a schematic view of the structure of the bottom louvers and struts of the present utility model.

In the figure: 1. a housing; 2. a chute; 3. a slide block; 4. a dust cover; 5. a connecting rod; 6. a motor; 7. a fan; 8. a fan housing; 901. a vent hole; 9. a filter screen; 10. a bottom plate; 11. a support block; 12. a base; 14. an electric push rod; 15. a water inlet; 16. a water pipe; 17. a cooling tube; 18. a connecting pipe; 19. a water outlet; 20. a heat radiation fin; 21. a heat dissipation groove; 22. a heat radiation hole; 23. and (5) a pillar.

Detailed Description

The present utility model will be further described with reference to the drawings in the embodiments of the present utility model.

Referring to fig. 1 to 5, in the embodiment of the utility model, a high-power low-voltage solid soft starter with good protection performance comprises a shell 1, two sliding grooves 2 are formed in one side of the shell 1, the two sliding grooves 2 are formed in opposite directions, a sliding block 3 is slidably installed in the sliding groove 2, a dust cover 4 is fixedly installed at the top end of the sliding block 3, a connecting rod 5 is fixedly installed at one side of the dust cover 4, a motor 6 is fixedly installed at the bottom end of the connecting rod 5, a fan 7 is connected with an output end of the motor 6 in a transmission manner, a fan housing 8 is arranged outside the fan 7, a plurality of ventilation holes 901 are formed between the two sliding grooves 2, and the fan 7 is arranged right in front of the ventilation holes 901; when the starter works, a large amount of heat is generated inside, the fan 7 is over against the vent hole 901, the vent hole 901 is blown, the heat generated by the electronic components during work inside the starter can be cooled, the heat generated by the starter is reduced, the loss of the internal components is avoided, the service life of the starter is prolonged, and the starter is protected.

In this embodiment, preferably, the top end of the housing 1 is fixedly connected with a supporting block 11, one end of the supporting block 11 is fixedly connected with a base 12, the bottom end of the base 12 is fixedly provided with an electric push rod 14, the output end of the electric push rod 14 is in transmission connection with the upper end of the dust cover 4, one side of the housing 1, far from the electric push rod 14, is fixedly provided with a bottom plate 10, and the bottom plate 10 is arranged at the lower ends of the two sliding grooves 2; when not using this soft starter, electric putter 14 can promote shield 4 downwardly moving for shield 4 lower extreme and bottom plate 10 laminate mutually, make ventilation hole 901 be sealed completely, make matters such as dust can not get into inside casing 1, protected the inside components and parts of soft starter, reduced the loss of components and parts, increased soft starter's life, played the effect of protection to the starter.

In this embodiment, preferably, a plurality of cooling pipes 17 are installed on the outer side of the housing 1, the cooling pipes 17 are attached to the surface of the housing 1, the cooling pipes 17 are connected with the cooling pipes 17 by connecting pipes 18 at corners of the housing 1, one end of each cooling pipe 17 is connected with a water pipe 16 in a communicating manner, one end of each water pipe 16 is provided with a water inlet 15, and the other end of each cooling pipe 17 is provided with a water outlet 19; when the starter works, water can be conveyed to the water conveying pipe 16 through the water inlet 15, water is conveyed to the cooling pipe 17 through the water conveying pipe 16, the cooling pipe 17 is arranged on the surface of the shell 1 and can cool the shell 1, so that internal heat is cooled, internal components are protected, loss of the components is reduced, the service life of the soft starter is prolonged, and the starter is protected.

In this embodiment, preferably, the heat dissipation fins 20 are fixedly installed around the housing 1, and a plurality of heat dissipation grooves 21 are formed on the top of the heat dissipation fins 20; the heat dissipation speed of the heat dissipation fins 20 can be higher through the heat dissipation grooves 21, so that the temperature around the shell 1 is lower, the work of the soft starter is prevented from being influenced by high-temperature weather, the heat of the shell 1 is reduced, the service life of the soft starter is prolonged, and the starter is protected.

In this embodiment, preferably, the vent hole 901 is provided with a filter screen 9 inside; when the starter works, the filter screen 9 can resist a part of dust outside, so that the internal environment of the shell 1 is protected from being polluted by the dust, the components inside the engine body are protected, the service life of the soft starter is prolonged, and the soft starter is protected.

In this embodiment, preferably, the four corners of the bottom end of the housing 1 are fixedly provided with the supporting posts 23, and the bottom of the housing 1 is provided with a plurality of heat dissipation holes 22; when the starter works, the heat dissipation holes 22 at the bottom can cool the inside of the shell 1, the support posts 23 raise the shell 1, the bottom space is larger, the heat dissipation effect is better, the heat of the shell 1 is reduced, the service life of the soft starter is prolonged, and the starter is protected.

Working principle: when the starter works, a large amount of heat is generated inside, the fan 7 is over against the vent 901, the vent 901 is blown, the heat generated by electronic components during work inside the machine body can be reduced, the heat generated by the machine body is reduced, the loss of internal components is avoided, the service life of the starter is prolonged, the starter is protected, when the soft starter is not used, the electronic push rod can push the dust cover 4 to move downwards, the lower end of the dust cover 4 is attached to the bottom plate 10, the vent 901 is completely closed, dust and other substances cannot enter the inside of the shell 1, the components inside the soft starter are protected, the loss of the components is reduced, the service life of the soft starter is prolonged, and the starter is protected.

The foregoing description is only of the preferred embodiments of the utility model, and all changes and modifications that come within the meaning and range of equivalency of the structures, features and principles of the utility model are therefore intended to be embraced therein.

Claims

1. The utility model provides a high-power low pressure solid-state soft starter that protectiveness is good, includes casing (1), its characterized in that: including two spouts (2) have been seted up on one side of casing (1), two spout (2) are offered relatively, sliding installation has slider (3) in spout (2), the top fixed mounting of slider (3) has shield (4), shield (4) one side fixed mounting is connected with connecting rod (5), the bottom fixed mounting of connecting rod (5) has motor (6), the output transmission of motor (6) is connected with fan (7), fan (7) outside is provided with fan housing (8), two a plurality of ventilation holes (901) have been seted up between spout (2), fan (7) set up in the place ahead of ventilation hole (901).

2. The high-power low-voltage solid state soft starter with good protection performance according to claim 1, wherein the high-power low-voltage solid state soft starter is characterized in that: the utility model discloses a dust cover for a motor vehicle, including casing (1), backing block (11) of casing (1) top fixedly connected with, backing block (11) one end fixedly connected with base (12), base (12) bottom fixed mounting has electric putter (14), the output and the upper end transmission of shield (4) of electric putter (14) are connected, one side of casing (1) is kept away from one side fixed mounting of electric putter (14) has bottom plate (10), bottom plate (10) are two the lower extreme of spout (2).

3. The high-power low-voltage solid state soft starter with good protection performance according to claim 1, wherein the high-power low-voltage solid state soft starter is characterized in that: a plurality of cooling pipes (17) are installed in the casing (1) outside, cooling pipe (17) laminate with casing (1) surface mutually, be connected by connecting pipe (18) in the corner of casing (1) between cooling pipe (17) and cooling pipe (17), cooling pipe (17) one end intercommunication is connected with raceway (16), raceway (16) one end is provided with water inlet (15), the other end of cooling pipe (17) is provided with delivery port (19).

4. The high-power low-voltage solid state soft starter with good protection performance according to claim 1, wherein the high-power low-voltage solid state soft starter is characterized in that: radiating fins (20) are fixedly mounted on the periphery of the shell (1), and a plurality of radiating grooves (21) are formed in the tops of the radiating fins (20).

5. The high-power low-voltage solid state soft starter with good protection performance according to claim 1, wherein the high-power low-voltage solid state soft starter is characterized in that: a filter screen (9) is arranged in the vent hole (901).

6. The high-power low-voltage solid state soft starter with good protection performance according to claim 1, wherein the high-power low-voltage solid state soft starter is characterized in that: the four corners of the bottom end of the shell (1) are fixedly provided with supporting columns (23), and the bottom of the shell (1) is provided with a plurality of radiating holes (22).