CN218976253U - Protective cover for junction box with easy heat dissipation and long service life - Google Patents

Abstract

The utility model belongs to the technical field of junction boxes, and particularly relates to a protective cover for a junction box with long service life and easy heat dissipation, which comprises a protective cover body, wherein a fan is arranged on a ventilation channel of the protective cover body, the protective cover body is fixedly connected with a dustproof structure outside the fan, the dustproof structure comprises a protective cover fixedly connected to the protective cover body and a protective cylinder communicated with the top of the protective cover, the protective cylinder is in threaded connection with a protective cap, the inner side of the protective cap is fixedly connected with a dust filtering plate, and two symmetrically distributed hollow cavities are formed in two sides of the protective cover body. According to the utility model, the radiating mechanism is arranged on the box cover of the junction box, and the dustproof structure is arranged on the radiating fan, so that external dust can be prevented from entering, the mode can effectively radiate the junction box, prolong the service lives of the junction box and internal parts, and solve the problem of low service life caused by unsatisfactory radiating performance of the protective cover in the current stage.

Description

Protective cover for junction box with easy heat dissipation and long service life

Technical Field

The utility model relates to the technical field of junction boxes, in particular to a protective cover for a junction box with easy heat dissipation and long service life.

Background

In house decoration, the terminal box is one of electrical auxiliary materials, because the electric wire for decoration passes through the electric wire tube, and the junction position (such as the circuit is longer, or the electric wire tube needs the corner) of electric wire just adopts the terminal box to be used as the transition, the electric wire tube is connected with the terminal box, the electric wire of the inside of wire tube links up in the terminal box, play the effect of protection electric wire and connecting wire, be provided with the protective cover on the terminal box for the protection of terminal box, sealed effect, consequently, the performance of protective cover directly influences the result of use of terminal box, there is the following defect when the terminal box protective cover of present stage uses.

The protection cover is lack of an effective heat dissipation mechanism, cannot assist the heat dissipation of the junction box, is too high in temperature, and accordingly reduces the service life of internal components of the junction box and the service life of the junction box, and is not ideal in use effect, so that improvement is needed.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the protective cover for the junction box with easy heat dissipation and long service life, and the heat dissipation mechanism is arranged on the box cover of the junction box, and the dustproof structure is arranged on the heat dissipation fan, so that the entry of external dust can be prevented.

(II) technical scheme

The utility model adopts the following technical scheme for realizing the purposes:

the utility model provides an easy heat dissipation long-life shield for terminal box, includes the shield body, install the fan on the ventilation channel of shield body to the shield body is located the outside fixedly connected with dustproof construction of fan, dustproof construction includes the protection casing of fixed connection on the shield body to and the protective tube of intercommunication at the protection casing top, and threaded connection has the helmet on the protective tube, the inboard fixedly connected with dust filter of helmet, two fretwork chambeies of symmetric distribution have been seted up to the both sides of shield body, and the shield body is located a plurality of coleopterans that the array distributes that are fixed with in the fretwork chamber, be provided with the heat dissipation muscle on the coleopteran, the coating has the heat dissipation silicone grease on the heat dissipation muscle.

Further, the four corners of the protective cover body are provided with mounting grooves, the four corners of the protective cover body are provided with screw holes penetrating through the mounting grooves, and positioning screws are arranged in the screw holes.

Further, a plurality of ventilation holes distributed in an array are formed in one side of the protective cover body, and a dust screen is arranged on one side, located in the ventilation holes, of the protective cover body.

Further, a plurality of heat dissipation grooves are formed in the upper surface of the protective cover body.

Further, an external thread is arranged on the outer wall of the protective cylinder, and an internal thread matched with the external thread is arranged at the position of the inner wall of the protective cap corresponding to the external thread.

Further, the bottom of protection casing protrusion is provided with the extension board, and the extension board is fixed on the upper surface of protection cover body.

(III) beneficial effects

Compared with the prior art, the utility model provides the protective cover for the junction box with easy heat dissipation and long service life, which has the following beneficial effects:

according to the utility model, the ventilation channel is arranged at the top of the protective cover body, the fan is arranged in the ventilation channel, the circulation of air is facilitated, the cooling effect of the junction box and the inner side of the protective cover is further realized, the dust-proof structure is arranged at the outer side of the fan, the entry of external dust can be prevented, the dust-proof structure is convenient to clean and replace, and is convenient and fast, meanwhile, the hollow cavities are formed at the two sides of the protective cover body, the coleoptera are arranged at the hollow cavities in an array manner, and the heat dissipation ribs are arranged on the coleoptera, so that the heat dissipation area can be increased, the rapid heat dissipation of the protective cover body is realized, the heat dissipation of the coleoptera is facilitated, and the problem that the heat dissipation performance of the protective cover of the junction box is poor and the service life of the junction box is low at present is solved.

Drawings

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

fig. 2 is a schematic structural view of a dust-proof structure in the present utility model.

In the figure: 1. a protective cover body; 2. a vent hole; 3. a mounting groove; 4. a hollow cavity; 5. coleoptera; 6. a heat dissipation rib; 7. positioning a screw; 8. a fan; 9. a dust-proof structure; 901. a protective cover; 902. an extension plate; 903. a protective cylinder; 904. a protective cap; 905. a dust filtering plate; 10. a heat sink.

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.

Examples

As shown in fig. 1 and fig. 2, the protective cover for the junction box with easy heat dissipation and long service life provided by the embodiment of the utility model comprises a protective cover body 1, a fan 8 is installed on a ventilation channel of the protective cover body 1, the protective cover body 1 is fixedly connected with a dustproof structure 9 outside the fan 8, the dustproof structure 9 comprises a protective cover 901 fixedly connected to the protective cover body 1 and a protective cylinder 903 communicated with the top of the protective cover 901, the protective cylinder 903 is connected with a protective cap 904 in a threaded manner, the inner side of the protective cap 904 is fixedly connected with a dust filtering plate 905, two hollow cavities 4 which are symmetrically distributed are formed on two sides of the protective cover body 1, a plurality of coleopterans 5 which are distributed in an array are fixedly arranged in the hollow cavities 4, heat dissipation ribs 6 are arranged on the coleopterans 5, and heat dissipation silicone grease is coated on the heat dissipation ribs 6; to sum up, through seting up ventilation channel on shield lid body 1, and install fan 8 in ventilation channel, can realize the heat dissipation in shield lid body 1 and the terminal box, and set up dustproof construction 9 in fan 8's the outside, dustproof construction 9's setting can prevent the entering of dust, through setting up protection casing 901, and set up protection cylinder 903 at protection casing 901's top, threaded connection helmet 904 on the protection cylinder 903, the installation that helmet 904 is used for straining dirt board 905, this mode makes things convenient for the change of straining dirt board 905, make things convenient for the clearance of dust, through set up cavity 4 in shield lid body 1's both sides, and set up coleopteran 5 at cavity 4 array, set up heat dissipation muscle 6 on coleopteran 5, can increase the heat radiating area of shield lid body 1, be favorable to thermal outer the dissipation, and the coating heat dissipation silicone grease on heat dissipation muscle 6, further accelerate the heat dissipation, this mode can assist the heat dissipation effect of shield lid body 1, reduce the temperature influence, extension shield lid body 1 and the life-span of inner side parts.

As shown in fig. 1, in some embodiments, the four corners of the protective cover body 1 are provided with mounting grooves 3, and the four corners of the protective cover body 1 are provided with screw holes penetrating through the mounting grooves 3, and positioning screws 7 are arranged in the screw holes to realize the fixing effect of the protective cover body 1 on the junction box, and the fixing of the positioning screws 7 is facilitated by arranging the mounting grooves 3.

As shown in fig. 1, in some embodiments, a plurality of ventilation holes 2 distributed in an array are formed on one side of the protective cover body 1, which is favorable for ventilation of air, and a dust screen is disposed on one side of the protective cover body 1, which is located on the ventilation holes 2, so as to prevent external dust from entering.

As shown in fig. 1, in some embodiments, a plurality of heat dissipation grooves 10 are formed on the upper surface of the protective cover body 1, so as to increase the heat dissipation area, and thus facilitate heat dissipation of the protective cover body 1.

As shown in fig. 2, in some embodiments, an external thread is provided on an outer wall of the protective cylinder 903, and an internal thread adapted to the external thread is provided on an inner wall of the protective cap 904 corresponding to the external thread, so as to implement a threaded connection of the protective cap 904 on the protective cylinder 903.

As shown in fig. 2, in some embodiments, the bottom of the protective cover 901 is convexly provided with an extension plate 902, and the extension plate 902 is fixed on the upper surface of the protective cover body 1, so that the protective cover 901 is mounted and fixed on the protective cover body 1.

The working principle and the application steps of the utility model are as follows: the protective cover body 1 is fixed on the terminal box through the mode of positioning screw 7, when needing to carry out the heat dissipation effect of device, control fan 8 work, outside air enters into the inboard of protective cover body 1 and terminal box through the dust filtering board 905 on dustproof construction 9, realize the circulation of air, unnecessary gas is discharged through ventilation hole 2, dust filtering board 905 can prevent the entering of external dust, when needing to clear up the dust on the dust filtering board 905, rotate protective cap 904, take out protective cap 904 from protective cylinder 903, then take out dust filtering board 905, directly carry out the processing of dust filtering board 905 can, the cavity 4 can be seted up simultaneously in the both sides of protective cover body 1, can assist the heat dissipation through coleoptera 5, the mode of heat dissipation muscle 6, increase the radiating effect of protective cover body 1.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. Protective cover for junction box with easy heat dissipation and long service life comprises a protective cover body (1), and is characterized in that: install fan (8) on the ventilation channel of shield body (1) to shield body (1) is located outside fixedly connected with dustproof construction (9) of fan (8), dustproof construction (9) are including protection casing (901) of fixed connection on shield body (1) to and feed through protective cylinder (903) at protection casing (901) top, and threaded connection has protective cap (904) on protective cylinder (903), the inboard fixedly connected with dust filter plate (905) of protective cap (904), two fretwork cavitys (4) of symmetric distribution have been seted up to the both sides of shield body (1), and shield body (1) are located a plurality of coleopterans (5) of fretwork cavity (4) internal fixation have the array to distribute, be provided with heat dissipation muscle (6) on coleopteran (5), the coating has the heat dissipation silicone grease on heat dissipation muscle (6).

2. The protective cover for a junction box with easy heat dissipation and long service life according to claim 1, wherein: the four corners of the protective cover body (1) are provided with mounting grooves (3), the four corners of the protective cover body (1) are provided with screw holes penetrating through the mounting grooves (3), and positioning screws (7) are arranged in the screw holes.

3. The protective cover for a junction box with easy heat dissipation and long service life according to claim 1, wherein: a plurality of vent holes (2) distributed in an array are formed in one side of the protective cover body (1), and a dustproof net is arranged on one side, located in the vent holes (2), of the protective cover body (1).

4. The protective cover for a junction box with easy heat dissipation and long service life according to claim 1, wherein: the upper surface of the protective cover body (1) is provided with a plurality of heat dissipation grooves (10).

5. The protective cover for a junction box with easy heat dissipation and long service life according to claim 1, wherein: external threads are arranged on the outer wall of the protective cylinder (903), and internal threads matched with the external threads are arranged at the position, corresponding to the external threads, of the inner wall of the protective cap (904).

6. The protective cover for a junction box with easy heat dissipation and long service life according to claim 1, wherein: the bottom of the protective cover (901) is convexly provided with an extension plate (902), and the extension plate (902) is fixed on the upper surface of the protective cover body (1).

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