CN215645546U

CN215645546U - Power distribution cabinet for low-voltage power distribution system

Info

Publication number: CN215645546U
Application number: CN202121961510.7U
Authority: CN
Inventors: 刘超
Original assignee: Tianjin Haode Intelligent Electric Co ltd
Current assignee: Tianjin Haode Intelligent Electric Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-01-25
Anticipated expiration: 2031-08-20

Abstract

The utility model discloses a power distribution cabinet for a low-voltage power distribution system, which comprises a shell, wherein a fixed column is arranged on one side of the top of the shell, a protection plate is arranged on the top of the fixed column, a side plate is arranged on the outer surface of one side of the protection plate, a filter screen is arranged in the middle of the top of the shell, a fixed block is arranged on one side of the inner part of the shell, a fixed rod is arranged on one side of the fixed block, a first spring is arranged on the outer surface of one end of the fixed rod, a sliding sleeve is arranged at one end of the first spring, a second spring is arranged on the outer surface of one side of the sliding sleeve, a supporting rod is arranged at the bottom of the sliding sleeve, a main body is arranged at the bottom of the supporting rod, a first orifice plate is arranged in the middle of the top of the main body, a first fixed bolt is arranged in the middle of one side of the main body, and a connecting rod is arranged on one side of the first fixed bolt; this a switch board for low voltage distribution system can effectively dispel the heat, avoids causing the potential safety hazard, prevents that the internals from damaging, has indirectly reduced cost of maintenance, guarantees equipment normal operating simultaneously, satisfies the use needs.

Description

Power distribution cabinet for low-voltage power distribution system

Technical Field

The utility model relates to the technical field of power distribution equipment, in particular to a power distribution cabinet for a low-voltage power distribution system.

Background

The power distribution cabinet is a general name of a motor control center, and is used in occasions with dispersed loads and less loops; the motor control center is used in the occasion with concentrated load and more loops, and distributes the electric energy of a certain circuit of the upper-level distribution equipment to the nearby load, the equipment provides protection, monitoring and control for the load, the microcomputer protection device of the distribution cabinet is composed of components such as a single chip microcomputer with high integration degree and bus merging chip, a high-precision current and voltage transformer, a high-insulation-strength outlet intermediate relay, a high-reliability switching power supply module and the like, and the microcomputer protection device is widely applied to the distribution system and has larger development potential.

The prior art has the following defects or problems:

1. when the existing power distribution cabinet for the low-voltage power distribution system works, heat cannot be effectively dissipated through the side heat dissipation channel of the power distribution cabinet, and meanwhile, partial rainwater possibly exists in rainy days and enters the power distribution cabinet through the side heat dissipation channel, so that potential safety hazards are easily caused, internal parts are damaged, and the maintenance cost is increased;

2. the existing power distribution cabinet for the low-voltage power distribution system cannot effectively slow down the shaking caused by the external interference or collision when being interfered or collided by the outside, so that equipment cannot run, and the use requirement is difficult to meet.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a power distribution cabinet for a low-voltage power distribution system aiming at the defects in the prior art so as to solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a power distribution cabinet for a low-voltage power distribution system comprises a shell, wherein one side of the top of the shell is provided with a fixed column, the top of the fixed column is provided with a protection plate, the outer surface of one side of the protection plate is provided with a side plate, the middle of the top of the shell is provided with a filter screen, one side of the inner part of the shell is provided with a fixed block, one side of the fixed block is provided with a fixed rod, the outer surface of one end of the fixed rod is provided with a first spring, one end of the first spring is provided with a sliding sleeve, the outer surface of one side of the sliding sleeve is provided with a second spring, the bottom of the sliding sleeve is provided with a support rod, the bottom of the support rod is provided with a main body, the middle of the top of the main body is provided with a first fixed bolt, one side of the first fixed bolt is provided with a connecting rod, the bottom of the connecting rod is provided with a second fixed bolt, the bottom of the second fixed bolt is provided with a limiting block, the utility model discloses a fan, including stopper, backup pad, support column, shell, servo motor, stopper one side skin weld has the pressure spring, the stopper bottom is provided with the backup pad, backup pad bottom one side is provided with the support column, be provided with the second orifice plate in the middle of the backup pad top, the inside bottom of shell is provided with the support frame, the support frame top is provided with servo motor, servo motor's output is provided with the flabellum.

According to the preferred technical scheme, the size of the protection plate is matched with that of the shell, and the bottom of the protection plate is arranged at an angle with one side of the side plate.

As a preferred technical scheme of the utility model, the number of the fixed blocks is two, the two fixed blocks are positioned at two sides of the inner part of the shell, and the two fixed blocks are arranged correspondingly to each other by taking the center of the shell as a center.

As a preferred technical scheme of the utility model, the first springs, the sliding sleeve and the second springs are movably sleeved on the surface of the fixed rod, the number of the first springs is two, and the two first springs are arranged in a mutually corresponding mode by using the center of the fixed rod.

As a preferable technical scheme of the utility model, the first fixing bolt, the connecting rod and the second fixing bolt are all positioned on one side of the main body, and the bottom of the second fixing bolt is vertical to one side of the main body.

As a preferable technical scheme of the utility model, the length of the limiting block is equal to that of the main body, and the size of the limiting block is matched with that of the main body.

As a preferred technical scheme of the utility model, the bottom of the filter screen, the bottom of the first pore plate and the bottom of the second pore plate are vertically arranged with one side of the main body.

Compared with the prior art, the utility model provides a power distribution cabinet for a low-voltage power distribution system, which has the following beneficial effects:

1. when the power distribution cabinet for the low-voltage power distribution system works, the servo motor drives the fan blades to rotate, so that wind generated by the rotation of the fan blades is discharged from the heat in the shell through the second orifice plate, the first orifice plate and the filter screen, heat dissipation is effectively carried out, meanwhile, dust is prevented from entering the shell through the filter screen, and in rainy days, a protection plate and a side plate at the top of the shell prevent rainwater from entering the shell, so that potential safety hazards are avoided, internal parts are prevented from being damaged, and the maintenance cost is indirectly reduced;

2. this a switch board for low voltage distribution system, when receiving external interference or collision, through the sliding sleeve on the bracing piece, the first gim peg of main part both sides, the connecting rod is fixed the main part with the second gim peg, face external interference or when the collision brought rocking simultaneously, the main part is to the lateral shifting who rocks, the sliding sleeve extrudees first spring and second spring to same side motion, and also extrude the pressure spring to same side motion the main part bottom, the first spring of rethread, the elasticity promotion main part opposite direction removal of second spring and pressure spring, reciprocating cycle, slow down and rock, guarantee equipment normal operating, satisfy the user demand.

Drawings

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

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a schematic view of the structure at position A of the present invention 2;

fig. 4 is a side view of the present invention.

In the figure: 1. a housing; 2. fixing a column; 3. a protection plate; 4. a side plate; 5. a filter screen; 6. a fixed block; 7. fixing the rod; 8. a first spring; 9. a sliding sleeve; 10. a second spring; 11. a support bar; 12. a main body; 13. a first orifice plate; 14. a first securing latch; 15. a connecting rod; 16. a second securing latch; 17. a limiting block; 18. a pressure spring; 19. a support plate; 20. a support pillar; 21. a second orifice plate; 22. a support frame; 23. a servo motor; 24. a fan blade.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, in this embodiment: a power distribution cabinet for a low-voltage power distribution system comprises a shell 1, wherein one side of the top of the shell 1 is provided with a fixed column 2, the fixed column 2 is fixed through the shell 1, the top of the fixed column 2 is provided with a protection plate 3, the outer surface of one side of the protection plate 3 is provided with a side plate 4, the protection plate 3 and the side plate 4 are supported and fixed through the fixed column 2, the middle of the top of the shell 1 is provided with a filter screen 5, one side inside the shell 1 is provided with a fixed block 6, one side of the fixed block 6 is provided with a fixed rod 7, the fixed rod 7 is fixed through the fixed block 6, the outer surface of one end of the fixed rod 7 is provided with a first spring 8, one end of the first spring 8 is provided with a sliding sleeve 9, the outer surface of one side of the sliding sleeve 9 is provided with a second spring 10, the fixed rod 7 limits the moving ranges of the first spring 8, the second spring 10 and the sliding sleeve 9, the bottom of the sliding sleeve 9 is provided with a support rod 11, and the bottom of the support rod 11 is provided with a main body 12, the main body 12 is fixed through a support rod 11 at the bottom of the sliding sleeve 9, a first orifice plate 13 is arranged in the middle of the top of the main body 12, a first fixing bolt 14 is arranged in the middle of one side of the main body 12, a connecting rod 15 is arranged at one side of the first fixing bolt 14, a second fixing bolt 16 is arranged at the bottom end of the connecting rod 15, the main body 12 is fixed through a stable structure formed by the first fixing bolt 14, the connecting rod 15 and the second fixing bolt 16, a limit block 17 is arranged at the bottom of the second fixing bolt 16, a pressure spring 18 is welded on the outer surface of one side of the limit block 17, the pressure spring 18 is fixed with the main body 12 through the limit block 17, a support plate 19 is arranged at the bottom of the limit block 17, the support plate 19 is used for supporting and fixing, a support column 20 is arranged at one side of the bottom of the support plate 19, the support plate 19 is fixed through the support column 20, a second orifice plate 21 is arranged in the middle of the top of the support plate 19, a support frame 22 is arranged at the bottom of the shell 1, and a servo motor 23 is arranged at the top of the support frame 22, the model is NF220G, and the output end of the servo motor 23 is provided with a fan blade 24.

In the embodiment, the size of the protection plate 3 is matched with that of the shell 1, the bottom of the protection plate 3 and one side of the side plate 4 are arranged at an angle of 60 degrees, and the protection plate 3 and the side plate 4 are used for blocking in rainy days to prevent rainwater from entering the shell 1; the number of the fixing blocks 6 is two, the two fixing blocks 6 are located on two sides of the inner portion of the shell 1, the two fixing blocks 6 are arranged in a mutually corresponding mode in the center of the shell 1, and the fixing rods 7 are fixed through the fixing blocks 6 to prevent movement; the first springs 8, the sliding sleeve 9 and the second spring 10 are movably sleeved on the surface of the fixed rod 7, the number of the first springs 8 is two, the two first springs 8 are arranged in a manner of corresponding to the center of the fixed rod 7, and the fixed rod 7 limits the moving ranges of the first springs 8, the second springs 10 and the sliding sleeve 9; the first fixing bolt 14, the connecting rod 15 and the second fixing bolt 16 are all positioned on one side of the main body 12, the bottom of the second fixing bolt 16 is perpendicular to one side of the main body 12, and the main body 12 is fixed by the stable structure formed by the first fixing bolt 14, the connecting rod 15 and the second fixing bolt 16; the length of the limiting block 17 is equal to that of the main body 12, the size of the limiting block 17 is matched with that of the main body 12, a compression spring 18 is welded on one side of the limiting block 17, and the compression spring 18 is fixed through the limiting block 17; the bottom of the filter screen 5, the bottom of the first orifice plate 13, and the bottom of the second orifice plate 21 are disposed perpendicular to one side of the main body 12, and heat inside the case 1 is discharged through the filter screen 5, the first orifice plate 13, and the second orifice plate 21.

The working principle and the using process of the utility model are as follows: when the device works, the servo motor 23 is started firstly, the fan blade 24 is driven to rotate through the output end of the servo motor 23, so that wind generated by the rotation of the fan blade 24 is discharged, heat in the shell 1 is effectively dissipated through the second pore plate 21, the first pore plate 13 and the filter screen 5, meanwhile, the filter screen 5 at the top of the shell 1 prevents dust from entering the interior, in rainy days, the protection plate 3 and the side plate 4 at the top of the shell 1 prevent rainwater from entering the interior to avoid potential safety hazards and prevent internal parts from being damaged, the maintenance cost is indirectly reduced, when the device is interfered or collided by the outside, the sliding sleeve 9 connected to the supporting rod 11 through the top of the main body 12 is fixed on the fixing rod 7, the first fixing bolts 14 at the two sides of the main body 12, the stable structure formed by the connecting rod 15 and the second fixing bolt 16 is fixed again, the moving range of the main body 12 is limited, and when the device is shaken due to the interference or collision from the outside, the main part 12 moves to one side of rocking, and the sliding sleeve 9 extrudees first spring 8 and second spring 10 to same side motion to main part 12 bottom also extrudees pressure spring 18 to same side motion, and rethread first spring 8, second spring 10 promote main part 12 opposite direction with the elasticity of pressure spring 18 and remove, and reciprocating circulation slows down and rocks, guarantees equipment normal operating, satisfies the user demand.

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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. 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 switch board for low-voltage distribution system which characterized in that: comprises a shell (1), one side of the top of the shell (1) is provided with a fixed column (2), the top of the fixed column (2) is provided with a protective plate (3), the outer surface of one side of the protective plate (3) is provided with a side plate (4), the middle of the top of the shell (1) is provided with a filter screen (5), one side of the inner part of the shell (1) is provided with a fixed block (6), one side of the fixed block (6) is provided with a fixed rod (7), the outer surface of one end of the fixed rod (7) is provided with a first spring (8), one end of the first spring (8) is provided with a sliding sleeve (9), the outer surface of one side of the sliding sleeve (9) is provided with a second spring (10), the bottom of the sliding sleeve (9) is provided with a support rod (11), the bottom of the support rod (11) is provided with a main body (12), the middle of the top of the main body (12) is provided with a first orifice plate (13), be provided with first gim peg (14) in the middle of main part (12) one side, first gim peg (14) one side is provided with connecting rod (15), connecting rod (15) bottom is provided with second gim peg (16), second gim peg (16) bottom is provided with stopper (17), stopper (17) one side skin weld has pressure spring (18), stopper (17) bottom is provided with backup pad (19), backup pad (19) bottom one side is provided with support column (20), be provided with second orifice plate (21) in the middle of backup pad (19) top, the inside bottom of shell (1) is provided with support frame (22), support frame (22) top is provided with servo motor (23), the output of servo motor (23) is provided with flabellum (24).

2. A switch board for low-voltage distribution systems according to claim 1, characterized in that: the size of guard plate (3) and the size looks adaptation of shell (1), the bottom of guard plate (3) is 60 settings with one side of curb plate (4).

3. A switch board for low-voltage distribution systems according to claim 1, characterized in that: the quantity of fixed block (6) has two, two fixed block (6) all are located the inside both sides of shell (1), two fixed block (6) correspond the setting each other with the center of shell (1).

4. A switch board for low-voltage distribution systems according to claim 1, characterized in that: the surface of dead lever (7) is all cup jointed in activity in first spring (8), sliding sleeve (9) and second spring (10), the quantity of first spring (8) has two, two first spring (8) correspond the setting each other with the center of dead lever (7).

5. A switch board for low-voltage distribution systems according to claim 1, characterized in that: the first fixing bolt (14), the connecting rod (15) and the second fixing bolt (16) are located on one side of the main body (12), and the bottom of the second fixing bolt (16) is perpendicular to one side of the main body (12).

6. A switch board for low-voltage distribution systems according to claim 1, characterized in that: the length of the limiting block (17) is equal to that of the main body (12), and the size of the limiting block (17) is matched with that of the main body (12).

7. A switch board for low-voltage distribution systems according to claim 1, characterized in that: the bottom of the filter screen (5), the bottom of the first pore plate (13) and the bottom of the second pore plate (21) are perpendicular to one side of the main body (12).