CN221177047U - Power box with shockproof structure - Google Patents

Abstract

The utility model discloses a power box with a shockproof structure, which comprises a box body, a first rubber cap and an insulating plate, wherein a rubber pad is arranged in the box body, a groove is formed in one surface, which is attached to the box body, of the rubber pad, the first rubber cap is fixedly connected with the rubber pad, a second rubber cap is fixedly connected to the surface of the first rubber cap, a connecting gasket is connected to the inside of the second rubber cap, a main buffer cavity and an auxiliary buffer cavity are respectively arranged in the first rubber cap and the inside of the second rubber cap, the insulating plate is fixedly connected with the connecting gasket, the rubber pad is in non-rigid connection with the box body through the rubber pad, the rubber pad can play a buffering role when the box body vibrates, the vibration force is weakened, the electric appliance element is prevented from being directly affected by the vibration force, the first rubber cap and the second rubber cap further reduce the transmission of the vibration force, the electric appliance element is not easily affected by the vibration force when the box body continuously vibrates, and the force acting on the electric appliance element is smaller, and the protection on the electric appliance element is more comprehensive.

Description

Power box with shockproof structure

Technical Field

The utility model relates to the technical field of power boxes, in particular to a power box with a shockproof structure.

Background

The power box of the electric drive machine is a common electrical component for mounting an air switch, an ammeter and the like. For some machines which can generate vibration during working, the power box is provided with a certain requirement for vibration prevention, so that the failure rate of electric elements is reduced.

In the related art, through searching, the scheme of a power cabinet (CN 219046384U) with shockproof effect is found, the buffer assembly formed by the second spring and the first telescopic rod can absorb and store the kinetic energy generated by downward movement of the supporting plate, the second spring can buffer the kinetic energy of the supporting plate in the whole process, and meanwhile, the first telescopic rod can slowly release the absorbed kinetic energy, so that the damping effect is achieved on the whole.

However, above-mentioned scheme is through spring and telescopic link to the box shock attenuation, and at the shock attenuation in-process, when the spring was compressed, the box can be to the slope form of a certain direction, then the elasticity cooperation telescopic link of spring supports the box and resets, although has played the cushioning effect to the box, but the problem that sways can appear in the shock attenuation in-process box, and the electrical component that is in the box rocks thereupon, leads to electrical component sensitivity to drop, work abnormality.

Disclosure of utility model

The utility model aims to provide a power box with a shockproof structure, so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the power box with the shockproof structure comprises a box body, wherein a rubber pad is arranged in the box body, and a groove is formed in one surface of the rubber pad, which is attached to the box body;

The first rubber cap is fixedly connected with the rubber pad, the surface of the first rubber cap is fixedly connected with the second rubber cap, and the inside of the second rubber cap is connected with the connecting gasket;

A main buffer cavity and an auxiliary buffer cavity are respectively arranged in the first rubber cap and the second rubber cap;

And the insulating plate is fixedly connected with the connecting gasket.

Further, the box surface is rotationally connected with a box door, the edge of the box door surface is provided with a sealing rubber strip, and the box surface is provided with a water trough.

Further, the surface of the insulating plate is connected with a plurality of groups of flexible strips.

Furthermore, a nut is arranged in the groove, and a fixing bolt in threaded connection with the nut is inserted into the surface of the insulating plate.

Further, a screw component is connected between the rubber pad and the box body.

Furthermore, the surface of the insulating plate is provided with a plurality of groups of mounting holes.

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

(1) The rubber pad is in non-rigid connection with the box body, when the box body vibrates, the rubber pad can play a role in buffering, vibration force is weakened, electric elements are prevented from being directly subjected to vibration force, the first rubber cap and the second rubber cap further reduce the transmission of the vibration force, and when the box body continuously vibrates, the electric elements are not easy to be affected by the vibration force.

(2) The flexible strip on the surface of the insulating plate flexibly supports the electric elements, so that the electric elements and the box body are prevented from vibrating together, vibration energy is absorbed, the force acting on the electric elements is smaller, and the electric elements are more comprehensively protected.

Drawings

FIG. 1 is a schematic diagram of the structure of a box body and an insulating plate connection of the utility model;

FIG. 2 is a schematic view of the structure of the connection between the cabinet and the cabinet door according to the present utility model;

FIG. 3 is a cross-sectional view of the utility model with the case connected to the insulating plate;

fig. 4 is a schematic structural view of the connection of the rubber pad and the connection pad of the present utility model.

In the figure: 1. a case; 2. a rubber pad; 3. a screw assembly; 4. an insulating plate; 5. a flexible strip; 6. a mounting hole; 7. a fixing bolt; 8. a door; 9. a sealing rubber strip; 10. a water trough; 11. a first rubber cap; 12. a second rubber cap; 13. a groove; 14. a nut; 15. a main buffer chamber; 16. an auxiliary buffer chamber; 17. and (5) connecting gaskets.

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, the present utility model provides a technical solution: the utility model provides a power box with shockproof structure, includes box 1, box 1 internally mounted has rubber pad 2, the one side that rubber pad 2 and box 1 laminate is equipped with recess 13, and rubber pad 2 sets up four groups, fixes four corners of insulation board 4;

The first rubber cap 11 is fixedly connected with the rubber pad 2, the second rubber cap 12 is fixedly connected to the surface of the first rubber cap 11, and the connecting gasket 17 is connected to the inside of the second rubber cap 12;

A main buffer cavity 15 and a secondary buffer cavity 16 are respectively arranged in the first rubber cap 11 and the second rubber cap 12;

The first rubber cap 11, the second rubber cap 12 and the connecting gasket 17 are integrally formed, and vibration force can be buffered when being conducted and meets the main buffer cavity 15 and the auxiliary buffer cavity 16, so that the vibration force applied to the electric element is smaller;

And the insulating plate 4 is fixedly connected with the connecting gasket 17.

Specifically as shown in fig. 2, the surface of the box body 1 is rotationally connected with a box door 8, the edge of the surface of the box door 8 is provided with a sealing rubber strip 9, the surface of the box body 1 is provided with a water trough 10, the water trough 10 plays a role in preventing water from flowing into the box body 1, and when the box door 8 is closed, the sealing rubber strip 9 can prevent dust from being accumulated in the box body 1 due to the sealing function.

In this embodiment, as shown in fig. 1, a plurality of groups of flexible strips 5 are connected to the surface of the insulating board 4, and when the electrical component is mounted on the insulating board 4, the flexible strips 5 are clamped between the insulating board 4 and the electrical component, so as to ensure that the flexible strips 5 are in contact with the electrical component, and play a role of buffering.

In this embodiment, as shown in fig. 3 and 4, a nut 14 is disposed in the groove 13, and a fixing bolt 7 screwed with the nut 14 is inserted into the surface of the insulating plate 4, where the fixing bolt 7 penetrates the first rubber cap 11, the second rubber cap 12, and the bonding pad 17.

In this embodiment, as shown in fig. 3, a screw assembly 3 is connected between the rubber pad 2 and the case 1, and the screw assembly 3 includes a screw and a nut, by which the rubber pad 2 is fixed to the case 1.

In this embodiment, as shown in fig. 1, the surface of the insulating board 4 is provided with a plurality of groups of mounting holes 6, the mounting holes 6 are aligned with holes of the electric component, and the electric component can be mounted on the insulating board 4 by using long screws.

Specifically, when in use, the box body 1 is installed on the machine, when the machine works to generate vibration, vibration force is firstly transmitted to the box body 1, the rubber pad 2 connected with the box body 1 has flexibility, when the vibration force continuously transmits in-process passes through the rubber pad 2, the rubber pad 2 can buffer the vibration force to weaken the energy of the vibration force, then the first rubber cap 11 and the second rubber cap 12 continuously buffer the vibration force, the vibration force is buffered and consumed for many times in the transmission process, meanwhile, the flexibility of the first rubber cap 11 and the second rubber cap 12 is utilized, the rigid connection of the insulating plate 4 and the box body 1 is avoided, the vibration force received by the insulating plate 4 and the electric elements on the surface of the insulating plate is smaller, and the problems of sensitivity reduction, abnormal work and the like of the electric elements are not easy to occur.

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 (6)

1. A power box with shockproof structure, comprising:

The box body (1), the rubber pad (2) is arranged in the box body (1), and a groove (13) is formed in one surface, which is attached to the box body (1), of the rubber pad (2);

The rubber gasket comprises a first rubber cap (11), wherein the first rubber cap (11) is fixedly connected with a rubber pad (2), a second rubber cap (12) is fixedly connected to the surface of the first rubber cap (11), and a connecting gasket (17) is connected to the inside of the second rubber cap (12);

A main buffer cavity (15) and an auxiliary buffer cavity (16) are respectively arranged in the first rubber cap (11) and the second rubber cap (12);

the insulation board (4), insulation board (4) and connection gasket (17) fixed connection.

2. A power box with shock-proof structure according to claim 1, characterized in that: the novel refrigerator is characterized in that a refrigerator door (8) is rotatably connected to the surface of the refrigerator body (1), a sealing rubber strip (9) is arranged on the edge of the surface of the refrigerator door (8), and a water trough (10) is arranged on the surface of the refrigerator body (1).

3. A power box with shock-proof structure according to claim 1, characterized in that: the surface of the insulating plate (4) is connected with a plurality of groups of flexible strips (5).

4. A power box with shock-proof structure according to claim 1, characterized in that: the inside of recess (13) is equipped with nut (14), insulating board (4) surface has inserted dead bolt (7) with nut (14) spiro union.

5. A power box with shock-proof structure according to claim 1, characterized in that: a screw component (3) is connected between the rubber pad (2) and the box body (1).

6. A power box with shock-proof structure according to claim 1, characterized in that: the surface of the insulating plate (4) is provided with a plurality of groups of mounting holes (6).