CN219067474U

CN219067474U - Distribution network 0.4kV switch box convenient to overhaul

Info

Publication number: CN219067474U
Application number: CN202223398412.4U
Authority: CN
Inventors: 李光耀; 李光泽
Original assignee: Zhejiang Bangyao Electric Co ltd
Current assignee: Zhejiang Bangyao Electric Co ltd
Priority date: 2022-12-15
Filing date: 2022-12-15
Publication date: 2023-05-23
Anticipated expiration: 2032-12-15

Abstract

The utility model discloses a distribution network 0.4kV switch box convenient to overhaul, which comprises: the box body is fixedly connected with four hinges, the four hinges are connected with a cabinet door in a two-by-two rotating mode, and a handle is fixedly connected to the outer portion of the cabinet door; the trigger assembly includes two notches. According to the utility model, when the distribution network 0.4kV switch box is required to be overhauled or distributed during use, when the cabinet door is opened, the electrifying block is downwards displaced and is far away from the positive electrode block and the negative electrode block under the action of the spring elasticity, so that the whole switch box is in an internal outage state, when the cabinet door is completely closed during overhauling, the two cabinet doors are synchronously clamped with the box body, meanwhile, the sliding button is upwards displaced under the action of the external force of the cabinet door, the spring is contracted, the electrifying block is meshed with the positive electrode block and the negative electrode block to form a closed circuit, and when one cabinet door is not closed, the whole circuit is in an outage state, the safety of overhaulers is doubly ensured, and thus the effect of enhancing the safety during automatic outage is achieved.

Description

Distribution network 0.4kV switch box convenient to overhaul

Technical Field

The utility model relates to the technical field of 0.4kV switch boxes, in particular to a distribution network 0.4kV switch box convenient to overhaul.

Background

The distribution box is electric equipment, has the characteristics of small volume, simple installation, special technical performance, fixed position, unique configuration function, no site limitation, more common application, stable and reliable operation, high space utilization rate, small occupied area and environmental protection effect, and is often used for a distribution network 0.4kv switch box.

The current 0.4kV switch box needs to be overhauled in a periodic mode when in use, or the switch box needs to be opened to be overhauled when the load is exceeded or the switch box needs to be allocated when in use, then the power supply needs to be turned off when in overhauling, and then the power supply needs to be turned on until the overhauling is finished after the overhauling is finished.

At present, most 0.4kV switch box is when using, if all need cut off the power when taking place to need overhaul or overhaul after accomplishing, and maintenance process is comparatively loaded down with trivial details sometimes, and maintainer will forget whether cut off the power and cause the loaded down with trivial details of maintenance, serious can cause the maintenance accident because forgetting to cut off the power.

Disclosure of Invention

The utility model aims to provide a distribution network 0.4kV switch box convenient to overhaul, which has the advantages of automatic power-off and safety enhancement and solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a distribution network 0.4kV switchgear convenient to overhaul, comprising: the box body is fixedly connected with four hinges, the four hinges are connected with a cabinet door in a two-by-two rotating mode, and a handle is fixedly connected to the outer portion of the cabinet door; the trigger assembly comprises two notches, wherein the two notches are formed in the top of the box body, the two notches are fixedly connected with springs at the bottoms of the notches, the electrified blocks are fixedly connected with the bottoms of the springs, sliding buttons are fixedly connected with the bottoms of the electrified blocks, positive electrode blocks are arranged on the left sides of the notches, negative electrode blocks are arranged on the right sides of the notches, the sliding buttons are in a semicircular arc shape, the sliding buttons can slide up and down along the inside of the notches when the cabinet door is closed, when the cabinet door is opened when the cabinet door is required to be overhauled or allocated by a distribution network 0.4kV switch box in use, the electrified blocks move downwards and are far away from the positive electrode blocks and the negative electrode blocks under the action of spring elasticity, so that the whole switch box is in a power-off state in the interior when the cabinet door is completely overhauled, the sliding buttons are synchronously buckled with the box body under the action of external force of the cabinet door, the springs shrink, the electrified blocks are meshed with the positive electrode blocks and the negative electrode blocks to form a closed circuit, and the whole circuit is in a double-protection state that the whole circuit is not closed when the cabinet door is not overhauled.

Preferably, the slot holes are formed in the outer parts of the cabinet doors, the steel mesh is fixedly connected to the inner parts of the slot holes, the steel mesh is made of stainless steel, the durability is improved, meanwhile, the working state of each accessory inside the cabinet door can be checked through the steel mesh, and the service life of the distribution network 0.4kV switch box is prolonged due to good ventilation and heat dissipation.

Preferably, the round hole has been seted up to the inside of box, the back fixedly connected with protection frame of round hole, ventilative hole has been seted up to the outside of protection frame, can improve the thermal diffusivity of inside machine during operation.

Preferably, the inside fixedly connected with motor of protection frame, the one end fixedly connected with fan of motor output shaft, the flabellum of fan is comparatively platykurtic, combines the combination use of steel mesh can make the inside of whole box form the circulation of air, further can make the inside of box improve the thermal diffusivity.

Preferably, the inner wall fixedly connected with of box two lower fixture blocks, two the top of lower fixture block is sliding connection jointly has the cardboard, the top sliding connection of cardboard has two upper fixture blocks, two upper fixture blocks same fixedly connected on the inner wall of box to with two lower fixture block opposite installation.

Preferably, the bottom fixedly connected with four sill posts of box, four equal fixedly connected with rubber pad in bottom of sill post, the rubber pad belongs to threaded connection with the sill post, can further improve horizontally stability through rotatory rubber pad when horizontal position is uneven.

Compared with the prior art, the utility model has the following beneficial effects: when the cabinet door is opened when the distribution network 0.4kV switch box needs to be overhauled or allocated during use, the electrifying block is downwards displaced and is far away from the positive electrode block and the negative electrode block under the action of spring elasticity, so that the whole switch box is in an internal power-off state, when the cabinet door is closed during overhauling, the two cabinet doors are synchronously clamped with the box body, meanwhile, the sliding button is upwards displaced under the action of external force of the cabinet door, the spring is contracted, the electrifying block is meshed with the positive electrode block and the negative electrode block to form a closed circuit, and when one cabinet door is not closed, the whole circuit belongs to an off state, the safety of overhauling staff is doubly ensured, and the effect of enhancing the safety of automatic power-off is achieved.

Drawings

FIG. 1 is a schematic diagram of the external structure of a distribution network 0.4kV switch box convenient to overhaul;

FIG. 2 is a schematic diagram of the internal structure of a distribution network 0.4kV switch box convenient to overhaul;

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

fig. 4 is a right-side view of the internal structure of the case of the present utility model.

In the figure: 1. a case; 2. a hinge; 3. a cabinet door; 4. a slot hole; 5. a steel mesh; 6. a bottom post; 7. a rubber pad; 8. a handle; 9. a clamping block is arranged; 10. a lower clamping block; 11. a clamping plate; 12. a round hole; 13. a fan; 14. a notch; 15. a positive electrode block; 16. a negative electrode block; 17. a spring; 18. a slide button; 19. a protective frame; 20. a motor; 21. and a power-on block.

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 to 4, the present utility model provides a technical solution: a distribution network 0.4kV switchgear convenient to overhaul, comprising: the box body 1, the outside of the box body 1 is fixedly connected with four hinges 2, the outside of the four hinges 2 is connected with a cabinet door 3 in a two-by-two rotating way, and the outside of the cabinet door 3 is fixedly connected with a handle 8; the trigger assembly comprises two notches 14, the two notches 14 are formed in the top of the box body 1, springs 17 are fixedly connected to the bottoms of the two notches 14, energizing blocks 21 are fixedly connected to the bottoms of the springs 17, sliding buttons 18 are fixedly connected to the bottoms of the energizing blocks 21, positive electrode blocks 15 are arranged on the left sides of the notches 14, negative electrode blocks 16 are arranged on the right sides of the notches 14, the sliding buttons 18 are in a semicircular arc shape, the sliding buttons 18 can slide up and down along the interiors of the notches 14 when the cabinet door 3 is closed, when the cabinet door 3 is required to be overhauled or blended during the use, the energizing blocks 21 are downwards displaced and are far away from the positive electrode blocks 15 and the negative electrode blocks 16 under the action of elasticity of the springs 17, so that the whole cabinet door 3 is in an internal outage state, when the cabinet door 3 is closed during overhauling, the cabinet door 3 is synchronously clamped with the box body 1, meanwhile, the sliding buttons 18 are upwards displaced under the action of the cabinet door 3, the springs 17 are contracted, the energizing blocks 21 are meshed with the positive electrode blocks 15 and the negative electrode blocks 16, and the closed circuit, when one cabinet door 3 is not in the full of the open state, and the whole circuit is guaranteed to be in the double-open state.

The slot holes 4 are formed in the outer portions of the two cabinet doors 3, the steel mesh 5 is fixedly connected to the inner portions of the slot holes 4, the steel mesh 5 is made of stainless steel, the durability is improved, meanwhile, the working state of each accessory inside can be checked through the steel mesh, and the service life of the distribution network 0.4kV switch box is prolonged due to good ventilation and heat dissipation.

The round hole 12 has been seted up to the inside of box 1, and the back fixedly connected with protection frame 19 of round hole 12, the ventilative hole has been seted up to the outside of protection frame 19, can improve the thermal diffusivity of inside machine during operation.

The inside fixedly connected with motor 20 of protection frame 19, the one end fixedly connected with fan 13 of motor 20 output shaft, the flabellum of fan 13 is comparatively platykurtic, combines the combination use of steel mesh 5 can make the inside of whole box 1 form the circulation of air, further can make the inside of box 1 improve the thermal diffusivity.

The inner wall fixedly connected with two lower fixture blocks 10 of box 1, the top of two lower fixture blocks 10 is sliding connection jointly has cardboard 11, and the top sliding connection of cardboard 11 has two fixture blocks 9, and two upper fixture blocks 9 are also fixedly connected on the inner wall of box 1 to with two lower fixture block 10 opposite installation.

The bottom fixedly connected with four sill posts 6 of box 1, the equal fixedly connected with rubber pad 7 in bottom of four sill posts 6, rubber pad 7 and sill post 6 belong to threaded connection, can further improve horizontally stability through rotatory rubber pad 7 when horizontal position is uneven.

Working principle: when the distribution network 0.4kV switch box convenient to overhaul is used, when the distribution network 0.4kV switch box is required to be overhauled or blended during use, when the cabinet door 3 is opened, under the action of the elasticity of the spring 17, the electrifying block 21 is downwards displaced and is far away from the anode block 15 and the cathode block 16, so that the whole switch box is in an internal outage state, when the cabinet door 3 is closed during overhaul, the two cabinet doors 3 are synchronously clamped with the box body 1, meanwhile, the sliding button 18 is upwards displaced under the action of the external force of the cabinet door 3, the spring 17 is contracted, the electrifying block 21 is meshed with the anode block 15 and the cathode block 16 to form a closed circuit, and when one of the cabinet doors 3 is not closed, the whole circuit belongs to an disconnection state, and the safety of overhaul personnel is doubly ensured.

The standard components used in the present embodiment may be purchased directly from the market, but the nonstandard structural components according to the descriptions of the specification and the drawings may also be obtained by unambiguous processing according to the conventional technical knowledge, and meanwhile, the connection manner of each component adopts the conventional means mature in the prior art, and the machinery, the components and the equipment all adopt the conventional types in the prior art, so that the specific description will not be made here.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Distribution network 0.4kV switch box convenient to overhaul, characterized by comprising:

the novel refrigerator comprises a refrigerator body (1), wherein four hinges (2) are fixedly connected to the outer part of the refrigerator body (1), cabinet doors (3) are rotatably connected to the outer parts of the four hinges (2) in pairs, and handles (8) are fixedly connected to the outer parts of the cabinet doors (3);

the trigger assembly comprises two notches (14), the two notches (14) are formed in the top of the box body (1), springs (17) are fixedly connected to the bottoms of the notches (14), energizing blocks (21) are fixedly connected to the bottoms of the springs (17), sliding buttons (18) are fixedly connected to the bottoms of the energizing blocks (21), positive electrode blocks (15) are arranged on the left side of the notches (14), and negative electrode blocks (16) are arranged on the right side of the notches (14).

2. The distribution network 0.4kV switchgear convenient to overhaul according to claim 1, characterized in that: the two cabinet doors (3) are provided with slotted holes (4) at the outer parts, and steel nets (5) are fixedly connected inside the slotted holes (4).

3. The distribution network 0.4kV switchgear convenient to overhaul according to claim 1, characterized in that: the novel box is characterized in that a round hole (12) is formed in the box body (1), and a protection frame (19) is fixedly connected to the back of the round hole (12).

4. A distribution network 0.4kV switchgear convenient to overhaul according to claim 3, characterized in that: the inside fixedly connected with motor (20) of protection frame (19), the one end fixedly connected with fan (13) of motor (20) output shaft.

5. The distribution network 0.4kV switchgear convenient to overhaul according to claim 1, characterized in that: the inner wall fixedly connected with of box (1) is two fixture blocks (10) down, two the top of fixture block (10) is sliding connection has cardboard (11) jointly down, the top sliding connection of cardboard (11) has two fixture blocks (9) on.

6. The distribution network 0.4kV switchgear convenient to overhaul according to claim 1, characterized in that: the bottom of box (1) fixedly connected with four sill posts (6), four the bottom of sill posts (6) all fixedly connected with rubber pad (7).