CN219286946U

CN219286946U - Ring main unit not prone to dust accumulation

Info

Publication number: CN219286946U
Application number: CN202223344888.XU
Authority: CN
Inventors: 陈云林; 周朝静; 侯文磊
Original assignee: Dadeli Electric Power Equipment Co ltd
Current assignee: Dadeli Electric Power Equipment Co ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-06-30
Anticipated expiration: 2032-12-13

Abstract

The utility model relates to the technical field of ring main units, in particular to a ring main unit which is not easy to accumulate dust, comprising: the cabinet body comprises a cabinet body, wherein the surface of the cabinet body is movably connected with a cabinet door, and the surface of the cabinet body is provided with a heat radiation opening; dustproof mechanism, including the baffle, baffle fixed connection is at the surface of cabinet body, the fixed surface of baffle is connected with the bottom plate, scattered ash mouth has been seted up to the surface of cabinet body, the fixed surface of bottom plate is connected with the motor, the surface of motor is provided with the output shaft, the output shaft fixedly connected with pivot of motor. According to the utility model, most of dust entering through the heat dissipation port is blown to the outside of the cabinet body by the fan through the baffle, the bottom plate, the dust dissipation port, the motor, the rotating shaft, the belt and the fan, and a small amount of dust is difficult to enter the ring main unit under the barrier of the bottom plate, so that dust is difficult to accumulate in the ring main unit, the risk of electric shock in a humid environment is reduced, and the corrosion of dust to devices in the ring main unit is also reduced.

Description

Ring main unit not prone to dust accumulation

Technical Field

The utility model relates to the technical field of ring main units, in particular to a ring main unit with dust accumulation resistance.

Background

The ring main unit is a group of power transmission and distribution electrical equipment (high-voltage switch equipment), is arranged in a metal or nonmetal insulating cabinet body or is made into electrical equipment of an assembled interval ring main power supply unit, and the core part of the ring main unit adopts a load switch and a fuse, so that the ring main unit has the advantages of simple structure, small volume, low price, capability of improving power supply parameters and performance, power supply safety and the like. It is widely used in distribution stations of load centers such as urban residential communities, high-rise buildings, large public buildings, factory enterprises and the like, and box-type substations.

The existing ring main unit is provided with radiating holes on the surface of the main unit body, the radiating holes are used for reducing the temperature inside the main unit body so as to improve the power supply performance, but the radiating holes also become main channels for dust to enter, a large amount of dust enters into the ring main unit body, electric shock risks can be caused under the moist air environment, meanwhile, the dust can corrode the internal devices of the ring main unit body, and equipment is damaged, so that the ring main unit with difficult dust accumulation is required to be designed.

Disclosure of Invention

The utility model aims to provide a ring main unit which is not easy to accumulate dust, and aims to solve the problems that the existing ring main unit provided in the background art is provided with radiating holes on the surface of a cabinet body, the radiating holes are used for reducing the temperature inside the cabinet body so as to improve the power supply performance, but the radiating holes also become main channels for dust to enter, a large amount of dust enters into the ring main unit, the risk of electric shock is caused under the air-moist environment, and meanwhile, the dust corrodes the internal devices of the ring main unit, so that equipment is damaged.

In order to achieve the above purpose, the present utility model provides a ring main unit which is not easy to accumulate dust, comprising:

the cabinet body comprises a cabinet body, wherein the surface of the cabinet body is movably connected with a cabinet door, and the surface of the cabinet body is provided with a heat radiation opening;

dustproof mechanism, including the baffle, baffle fixed connection is at the surface of cabinet body, the fixed surface of baffle is connected with the bottom plate, scattered ash mouth has been seted up to the surface of cabinet body, the fixed surface of bottom plate is connected with the motor, the surface of motor is provided with the output shaft, the output shaft fixedly connected with pivot of motor, the motor passes through the output shaft and drives the pivot rotation, the surface swing joint of pivot has the belt, the fixed surface of motor is connected with the fan.

Preferably, the surface of cabinet door is provided with the auto-lock structure, the auto-lock structure includes first fixed plate, first fixed plate fixed connection is at the surface of cabinet door, the fixed surface of cabinet body is connected with the second fixed plate, the surface swing joint of first fixed plate has the movable rod, the fixed surface of first fixed plate is connected with the connecting cylinder, the fixed surface of connecting cylinder is connected with the spring, the fixed surface of movable rod is connected with the pull ring.

Preferably, a guide groove is formed between the side plate and the baffle plate of the cabinet body, and the ash dispersing port is connected with the guide groove on the surface of the cabinet body.

Preferably, a plurality of groups of heat dissipation holes are formed in the surface of the bottom plate, and the bottom plate is fixedly connected with the motor through a connecting rod.

Preferably, the support plate is arranged on the surface of the cabinet body, the bearing is arranged on the support plate of the cabinet body, the rotating shaft rotates on the bearing of the support plate of the cabinet body, the rotating shaft drives the rotating shafts on two sides to rotate along with the rotating shafts through the belt, and the rotating shafts drive the fan to rotate.

Preferably, the guide rings are arranged on the surfaces of the first fixing plate and the second fixing plate, the movable rod slides on the guide ring of the first fixing plate and the guide ring of the second fixing plate, the head of the movable rod is in an inclined state, and the connecting cylinder ejects the movable rod on the connecting cylinder under the action of elastic force.

Compared with the prior art, the utility model has the beneficial effects that:

1. the dust entering through the heat dissipation port is mostly blown to the outside of the cabinet body by the fan through the baffle, the bottom plate, the dust dissipation port, the motor, the rotating shaft, the belt and the fan, a few of dust of the dust is difficult to enter the inside of the ring main unit under the blocking of the bottom plate, so that dust is difficult to accumulate in the ring main unit, the risk of electric shock under a humid environment is reduced, and the corrosion of the dust to the internal components of the ring main unit is also reduced.

2. The self-locking function between the cabinet door and the cabinet body is realized through the first fixing plate, the second fixing plate, the movable rod, the connecting cylinder, the spring and the pull ring, so that a user can open the surface of the cabinet body where the cabinet door is located in a frequent opening and closing process, the cabinet door is prevented from being opened by the user, dust and rainwater are prevented from entering the cabinet door, the efficiency of locking the cabinet door is improved, and the time is saved.

Drawings

FIG. 1 is a schematic perspective view of the structure of the present utility model;

FIG. 2 is a schematic partial perspective view in elevation and in section of the structure of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

fig. 4 is a front cross-sectional partial perspective view of the first mounting plate structure of the present utility model.

In the figure: 1. a cabinet body; 11. a cabinet door; 12. a heat radiation port; 2. a baffle; 21. a bottom plate; 22. an ash dispersing port; 23. a motor; 24. a rotating shaft; 25. a belt; 26. a fan; 3. a first fixing plate; 31. a second fixing plate; 32. a movable rod; 33. a connecting cylinder; 34. a spring; 35. and (5) a pull ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an embodiment of the present utility model is provided:

a ring main unit that is not prone to dust accumulation, comprising:

the cabinet body comprises a cabinet body 1, a cabinet door 11 is movably connected to an opening area of the cabinet body 1, and a baffle plate 2 is arranged on the surface of the cabinet body 1 and used for radiating heat of equipment;

dustproof mechanism, including baffle 2, baffle 2 fixed connection is at the surface of cabinet body 1, and the ash dispersing mouth 22 has been seted up on the surface of cabinet body 1 to baffle 2's fixed surface, and the fixed surface of bottom plate 21 is connected with motor 23, and motor 23's surface is provided with the output shaft, and motor 23's output shaft fixedly connected with pivot 24, motor 23 pass through the output shaft and drive pivot 24 rotation, and pivot 24's surface swing joint has belt 25, and motor 23's fixed surface is connected with fan 26.

Further, the surface of cabinet door 11 is provided with the auto-lock structure, and the auto-lock structure includes first fixed plate 3, and first fixed plate 3 fixed connection is at the surface of cabinet door 11, and the fixed surface of cabinet body 1 is connected with second fixed plate 31, and the surface swing joint of first fixed plate 3 has movable rod 32, and the fixed surface of first fixed plate 3 is connected with connecting cylinder 33, and the fixed surface of connecting cylinder 33 is connected with spring 34, and the fixed surface of movable rod 32 is connected with pull ring 35.

Further, a guiding groove is formed between the side plate of the cabinet body 1 and the baffle plate 2, the dust dispersing port 22 is connected with the guiding groove on the surface of the cabinet body 1, and dust enters the inside of the heat dispersing port 12 and can be discharged from the dust dispersing port 22 through the guiding groove.

Further, a plurality of groups of radiating holes are formed in the surface of the bottom plate 21, the diameter of the upper surface of each radiating hole is far greater than that of the lower surface, as long as devices of the ring main unit are placed on the bottom plate 21, dust is difficult to enter the devices of the ring main unit from the bottom of the bottom plate 21, the devices of the ring main unit on the bottom plate 21 dissipate heat, the dust can be easily discharged from the bottom plate 21, the bottom plate 21 is fixedly connected with the motor 23 through a connecting rod, and the motor 23 drives the fan 26 to rotate through an output shaft.

Further, a supporting plate is arranged on the surface of the cabinet body 1, a bearing is arranged on the supporting plate of the cabinet body 1, the rotating shafts 24 rotate on the bearing of the supporting plate of the cabinet body 1, the two groups of belts 25 are shared, the rotating shafts 24 simultaneously drive the rotating shafts 24 on two sides to rotate along with each other through the belts 25, the rotating shafts 24 drive the fans 26 to rotate, and the fans 26 blow out part of dust entering from the heat dissipation openings 12 through the heat dissipation openings 12 in the rotating process, and the other part of dust moves on the guide grooves of the cabinet body 1 until the dust is discharged from the dust dissipation openings 22.

Further, the guide rings on the surfaces of the first fixing plate 3 and the second fixing plate 31, the movable rod 32 slides on the guide rings of the first fixing plate 3 and the second fixing plate 31, and the head of the movable rod 32 is in an inclined state, so that the movable rod 32 can generate pressure on the spring 34 when contacting the guide rings of the second fixing plate 31 until the movable rod 32 is clamped and connected on the rings of the second fixing plate 31, otherwise, the movable rod 32 is difficult to pull out from the guide rings of the second fixing plate 31.

Working principle: through having formed the guide way between cabinet body 1 internally mounted cabinet body 1 and baffle 2, baffle 2 and cabinet body 1, motor 23 passes through the output shaft and drives pivot 24 rotation, and pivot 24 passes through belt 25 and drives multiunit fan 26 rotation, and fan 26 blows out the dust that the thermovent 12 got into at rotatory in-process, can blow out and can remove on the guide way of cabinet body 1, until blow out from thermovent 22, and its special hole site structure of bottom plate 21 directly keeps out the dust and gets into the looped netowrk cabinet inside.

Through cabinet door 11 rotation on cabinet body 1, when movable rod 32 contacted the direction ring of second fixed plate 31, the slope structure of movable rod 32 front end makes movable rod 32 form pressure on connecting cylinder 33 to spring 34, and movable rod 32 slides on the ring of first fixed plate 3 this moment, until the front end block of movable rod 32 is connected on the direction ring of second fixed plate 31, and movable rod 32 is difficult to pull out this moment, only can slide movable rod 32 through pull ring 35 for movable rod 32 has broken away from the block of second fixed plate 31, can open cabinet door 11.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a be difficult for looped netowrk cabinet of laying dust which characterized in that includes:

the cabinet body comprises a cabinet body (1), wherein the surface of the cabinet body (1) is movably connected with a cabinet door (11), and a heat radiation opening (12) is formed in the surface of the cabinet body (1);

dustproof mechanism, including baffle (2), baffle (2) fixed connection is at the surface of cabinet body (1), the fixed surface of baffle (2) is connected with bottom plate (21), scattered grey mouthful (22) have been seted up on the surface of cabinet body (1), the fixed surface of bottom plate (21) is connected with motor (23), the surface of motor (23) is provided with the output shaft, the output shaft fixedly connected with pivot (24) of motor (23), motor (23) drive pivot (24) rotation through the output shaft, the surface swing joint of pivot (24) has belt (25), the fixed surface of motor (23) is connected with fan (26).

2. The ring main unit with low dust liability according to claim 1, wherein: the surface of cabinet door (11) is provided with the auto-lock structure, the auto-lock structure includes first fixed plate (3), first fixed plate (3) fixed connection is at the surface of cabinet door (11), the fixed surface of cabinet body (1) is connected with second fixed plate (31), the surface swing joint of first fixed plate (3) has movable rod (32), the fixed surface of first fixed plate (3) is connected with connecting cylinder (33), the fixed surface of connecting cylinder (33) is connected with spring (34), the fixed surface of movable rod (32) is connected with pull ring (35).

3. The ring main unit with low dust liability according to claim 1, wherein: a guide groove is formed between the side plate of the cabinet body (1) and the baffle plate (2), and the ash dispersing port (22) is connected with the guide groove on the surface of the cabinet body (1).

4. A ring main unit as claimed in claim 3, wherein the ring main unit is not prone to dust accumulation: a plurality of groups of heat dissipation holes are formed in the surface of the bottom plate (21), and the bottom plate (21) is fixedly connected with a motor (23) through a connecting rod.

5. The ring main unit with low dust liability according to claim 4, wherein: the novel multifunctional cabinet is characterized in that a supporting plate is arranged on the surface of the cabinet body (1), a bearing is arranged on the supporting plate of the cabinet body (1), the rotating shaft (24) rotates on the bearing of the supporting plate of the cabinet body (1), the rotating shaft (24) simultaneously drives the rotating shafts (24) on two sides to rotate in a following mode through a belt (25), and the rotating shafts (24) drive the fan (26) to rotate.

6. The ring main unit with low dust liability according to claim 2, wherein: the guide ring on the surface of first fixed plate (3) and second fixed plate (31), movable rod (32) slide on the wire ring of first fixed plate (3) and second fixed plate (31), the head of movable rod (32) is the incline condition, connecting cylinder (33) pops out movable rod (32) on connecting cylinder (33) under the elasticity effect.