CN211790585U - Heat radiation structure for power cable - Google Patents

Abstract

The utility model discloses a heat dissipation structure for power cables, which comprises a box body, a wire arrangement structure, an upper sealing plate and a dust removal structure. , the end faces on both sides of the box body are provided with wiring grooves, and the wiring grooves are equipped with a wiring structure, the upper and lower end surfaces of the box body are provided with through grooves, and the through grooves on the top of the box body are installed. The upper sealing plate, and the exhaust fan is installed through the upper sealing plate, the dust removal structure is fixedly installed in the through groove at the bottom of the box body, and the middle part of the box body is vertically fixed with a placing rack, and both sides inside the box body are vertical Straight fixed with harness plate. The utility model can discharge the heat in the cable branch box, so as to ensure the normal operation of electrical components and cable interfaces in the cable branch box, ensure the normal operation of the cables in the cable branch box, and reduce potential safety hazards.

Description

A heat dissipation structure for power cable

technical field

The utility model relates to the technical field of heat dissipation of cable junction boxes, in particular to a heat dissipation structure for power cables.

Background technique

The cable branch box is only used as a cable branch transfer. The main function of the cable branch box is to tap or transfer the cable or connect the measuring electrical components. It mainly plays the role of cable tap and cable transfer. The cable branch box is widely used in outdoor , With the advancement of technology, the number of cable branch boxes with switches is also increasing, and urban cables often use dual-circuit power supply. In specific use, the electrical components and the adapters in the branch box will generate a lot of heat. The accumulation of heat in the cable branch box is not conducive to dissipation, and the safety hazard is relatively large, which is not conducive to the maintenance of normal cables in the cable branch box. and the normal operation of electrical components.

Therefore, there is a need for a heat dissipation structure for power cables, which can discharge the heat in the cable branch box, so as to ensure the normal operation of the electrical components and cable interfaces in the cable branch box, ensure the normal operation of the cables in the cable branch box, and reduce potential safety hazards. .

Utility model content

The purpose of the utility model is to provide a heat dissipation structure for power cables, which aims to improve the existing cable branch box electrical components and transfer terminals will generate more heat, heat storage accumulation in the cable branch box is not conducive to dissipation, safety The hidden danger is relatively large, which is not conducive to maintaining the normal operation of cables and electrical components in the normal cable branch box.

The utility model is realized in this way:

A heat dissipation structure for a power cable, comprising a box body, a wire arrangement structure, an upper sealing plate and a dust removal structure. The side end faces are provided with wiring grooves, and the wiring grooves are installed with wiring structures, the upper and lower end surfaces of the box body are provided with through grooves, and the upper sealing plate is installed in the through grooves on the top of the box body, and An exhaust fan is installed through the upper cover plate, a dust removal structure is fixedly installed in the through groove at the bottom of the box body, and a placement rack is vertically fixed in the middle of the box body, and a wire harness is vertically fixed on both sides of the box body. A fixing lug is fixed on the rear end surface outside the box body, and a fixing nail is installed in the fixing lug.

Further, the wiring structure is composed of a wiring board and a rubber sleeve, and the wiring board is vertically fixed in the wiring groove of the box body. The end of the wire hole on the outer end face is bonded with a rubber sleeve.

Furthermore, through the wiring board is vertically and evenly provided with through holes, which is convenient for multiple cables to be connected in layers in the box, which is convenient for later maintenance. cover to prevent the entry of external dust.

Further, through holes are evenly opened vertically on the wire harness plate, and U-shaped wire harness frames are fixed to the ends of the through holes on both end faces of the wire harness plate.

Furthermore, through holes are vertically and evenly opened on the harness plate to limit and organize the cables that penetrate into the box, and the U-shaped cable harness is used to limit the position, so as to ensure that the cables in the box are clean and convenient for later maintenance.

Further, the dust removal structure is composed of a fixed frame and a screen plate, and the fixed frame is fixedly installed in the through groove on the bottom surface of the box body, the top surface and the bottom surface of the fixed frame are arranged through the top surface and the bottom surface of the fixed frame, and the top surface and the bottom surface of the fixed frame are fixed. stencil.

Then, it is fixedly installed in the through groove on the bottom surface of the box body through the fixed frame, and the top surface and the bottom surface are fixed with mesh plates, which are used to install a dust removal layer in the fixed frame to prevent dust from the air entering the box body, ensuring that Clean inside the box.

Further, the fixed frame is filled with dust-removing cotton.

Furthermore, the fixed frame is filled with dust-removing cotton, which is used for dust-proofing the air entering the box body, so as to ensure the cleanliness of the box.

Compared with the prior art, the beneficial effect of the present utility model is: when the utility model uses the power cable heat dissipation structure to protect the electrical components and adapters of the cable branch transfer, first, one end of the cable that needs to be transferred is removed from the box. Pass through the through hole in the cable plate on the cable structure on the side of the body, and pass through the through hole on the cable harness inside the box to prevent the electrical components that need to be connected from being placed on the rack and then connected. After that, pass one end of the cable out of the cable harness plate and the through hole in the cable plate on the cable structure on the other side of the box, so as to complete the arrangement and placement of the branch cables, which is convenient for later maintenance. The upper cover plate with the exhaust fan is installed in the through groove on the top surface of the body. At the same time, a dust removal structure is installed in the through groove on the bottom surface of the box to discharge the hot air inside the box from the upper sealing plate, and then the cold air is drawn in from the dust removal structure on the bottom surface of the box to dissipate heat inside the box. Furthermore, the heat in the cable branch box can be discharged, thereby ensuring the normal operation of electrical components and cable interfaces in the cable branch box, ensuring the normal operation of the cables in the cable branch box, and reducing potential safety hazards.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings required in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present invention. Therefore, it should not be regarded as a limitation of the scope. For those of ordinary skill in the art, other related drawings can also be obtained from these drawings without any creative effort.

Fig. 1 is the overall structure schematic diagram of the present utility model;

Fig. 2 is the internal structure schematic diagram of the present utility model;

Fig. 3 is the exploded structure schematic diagram of the whole in the embodiment of the present utility model;

Fig. 4 is the structural schematic diagram of the box body in the embodiment of the present invention;

5 is a schematic structural diagram of a wire harness plate in an embodiment of the present invention;

6 is a schematic structural diagram of a dust removal structure in an embodiment of the present invention.

In the figure: 1. Box body; 11. Cable slot; 12. Through slot; 13. Fixed lug plate; 14. Fixed nail; 2. Cable arrangement structure; 21, Cable arrangement plate; 22, Cable hole; Rubber sleeve; 3. Upper sealing plate; 31. Exhaust fan; 4. Wiring board; 41. Through hole; 42. Wiring frame; 5. Placement frame; 6. Dust removal structure; 61. Fixed frame; Cotton; 63, stencil.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described The embodiments of the present invention are a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention. Accordingly, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the invention as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to Figure 1, Figure 2, Figure 3, Figure 4, Figure 5 and Figure 6, a heat dissipation structure for power cables, including a box body 1, a cable structure 2, an upper sealing plate 3 and a dust removal structure 6, the box The front end surface of the box body 1 is arranged through the front end surface, and the cabinet door is installed on the front end surface of the box body 1 through hinges. The end surfaces on both sides of the box body 1 are provided with a wiring slot 11, and the wiring slot 11 is installed with a row wiring slot 11. Line structure 2, the upper and lower end surfaces of the box body 1 are provided with through grooves 12, and the upper sealing plate 3 is installed in the through groove 12 at the top of the box body 1, and the upper sealing plate 3 is installed through the exhaust fan 31. A dust removal structure 6 is fixedly installed in the through groove 12 at the bottom of the box body 1, and a placement rack 5 is vertically fixed in the middle of the box body 1, and a wire harness 4 is vertically fixed on both sides of the box body 1. A fixing lug plate 13 is fixed on the rear end surface outside the body 1 , and a fixing nail 14 is installed in the fixing lug plate 13 .

Furthermore, when using the power cable heat dissipation structure to protect the cable branch switching electrical components and adapters, first remove one end of the cable that needs to be switched from the wiring board 21 on the wiring structure 2 on the side of the box body 1. Pass through the through hole 22 of the cable and pass through the through hole 41 on the harness board 4 inside the box 1 to prevent the electrical components to be connected on the placement rack 5 and then connect one end of the cable through the The wiring hole 22 in the wiring board 21 on the wiring board 4 on the other side of the box body 1 and the wiring structure 2 on the other side of the box body 1 completes the arrangement and placement of the branch cables, which is convenient for later maintenance. The upper sealing plate 3 with the exhaust fan 31 is installed in the through groove 12 on the top surface. At the same time, a dust removal structure 6 is installed in the through groove 12 on the bottom surface of the box body 1, the hot air inside the box body 1 is discharged from the upper sealing plate 3, and then the cold air is drawn in from the dust removal structure 6 on the bottom surface of the box body 1 , to dissipate heat in the box, and then discharge the heat in the cable branch box, so as to ensure the normal operation of the electrical components and cable interfaces in the cable branch box, ensure the normal operation of the cables in the cable branch box, and reduce potential safety hazards.

Please refer to FIG. 3 , the wiring structure 2 is composed of a wiring board 21 and a rubber sleeve 23 , and the wiring board 21 is vertically fixed in the wiring slot 11 of the box 1 , and the wiring board 21 is vertically and evenly opened with A wire hole 22 is provided, and a rubber sleeve 23 is bonded to the end of the wire hole 22 on the outer end surface of the cable plate 21 .

Furthermore, the through-holes 22 are vertically and evenly opened on the cable-arranging plate 21, which is convenient for multiple cables to be connected in layers in the box, which is convenient for later maintenance. A rubber sleeve 23 is bonded to prevent the entry of external dust.

Referring to FIG. 5 , through holes 41 are evenly opened vertically on the wire harness plate 4 , and U-shaped wire harness frames 42 are fixed to the ends of the through holes 41 on both end faces of the wire harness plate 4 .

Further, the through holes 41 are vertically and evenly opened on the cable harness plate 4 to limit and arrange the cables that penetrate into the box, and the U-shaped cable harness 42 is used to limit the position to ensure that the cables in the box are clean and convenient for later maintenance. .

Please refer to FIG. 6 , the dust removal structure 6 is composed of a fixed frame 61 and a mesh plate 63 , and the fixed frame 61 is fixedly installed in the through groove 12 on the bottom surface of the box body 1 , and the top surface and the bottom surface of the fixed frame 61 are arranged throughout, and the fixed frame Mesh plates 63 are fixed on both the top and bottom surfaces of 61 .

Furthermore, it is fixedly installed in the through groove 12 on the bottom surface of the box body 1 through the fixed frame 61, and the screen plates 63 are fixed on the top surface and the bottom surface, so as to install the dust removal layer in the fixed frame 61 for the purpose of removing the dust entering the box body 1. The air is dust-proof to ensure the cleanliness of the box.

Referring to FIG. 6 , the fixed frame 61 is filled with dust-removing cotton 62 .

Furthermore, the fixed frame 61 is filled with dust-removing cotton 62, which is used for dust-proofing the air entering the box body 1, so as to ensure the cleanliness of the box.

Working principle: When using the power cable with the heat dissipation structure to protect the cable branch switching electrical components and adapters, first remove one end of the cable that needs to be switched from the wiring board 21 on the wiring structure 2 on the side of the box 1. Pass through the through hole 22 in the box 1, and pass through the through hole 41 on the harness board 4 inside the box 1. Prevent the electrical components to be connected on the placement rack 5 and then connect one end of the cable. Pass through the cable harness plate 4 and the through hole 22 in the cable arrangement 21 on the cable arrangement 2 on the other side of the box body 1, and then complete the arrangement and placement of the branch cables, which is convenient for later maintenance. The upper sealing plate 3 with the exhaust fan 31 is installed in the through-groove 12 on the top surface. At the same time, a dust removal structure 6 is installed in the through groove 12 on the bottom surface of the box body 1, the hot air inside the box body 1 is discharged from the upper sealing plate 3, and then the cold air is drawn in from the dust removal structure 6 on the bottom surface of the box body 1 , to dissipate heat in the box, and then discharge the heat in the cable branch box, so as to ensure the normal operation of the electrical components and cable interfaces in the cable branch box, ensure the normal operation of the cables in the cable branch box, and reduce potential safety hazards.

The device obtained through the above design can basically meet the requirements of a method that can discharge the heat in the cable branch box, so as to ensure the normal operation of the electrical components and cable interfaces in the cable branch box, ensure the normal operation of the cables in the cable branch box, and reduce the The use of the heat dissipation structure for power cables that is a safety hazard, but in line with the purpose of further improving its functions, the designer has further improved the device.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims (5)

1. A heat dissipation structure for a power cable, comprising a box body (1), a wiring structure (2), an upper sealing plate (3) and a dust removal structure (6), characterized in that: the front end of the box body (1) The front end surface of the box body (1) is provided with a cabinet door through hinges, and the end faces on both sides of the box body (1) are provided with a wiring slot (11), and the wiring slot (11) ) are installed with a cable arrangement (2), the upper and lower end surfaces of the box body (1) are provided with through grooves (12), and the upper and lower end surfaces of the box body (1) are installed in the through grooves (12) A sealing plate (3), and an exhaust fan (31) is installed through the upper sealing plate (3), a dust removal structure (6) is fixedly installed in the through groove (12) at the bottom of the box body (1), and the box A placing frame (5) is vertically fixed in the middle of the inside of the body (1), a wire harness plate (4) is vertically fixed on both sides of the inside of the box (1), and the rear end surface of the outside of the box (1) is fixed vertically. A fixing lug plate (13) is fixed thereon, and a fixing nail (14) is installed in the fixing lug plate (13). 2. The heat dissipation structure for a power cable according to claim 1, characterized in that the wiring structure (2) is composed of a wiring board (21) and a rubber sleeve (23), and the wiring board ( 21) Vertically fixed in the wiring slot (11) of the box body (1), the wiring board (21) is vertically and evenly provided with through-holes (22), and the outer side of the wiring board (21) A rubber sleeve (23) is glued to the end of the wire through hole (22) on the end face. 3 . The heat dissipation structure for power cables according to claim 2 , wherein through holes ( 41 ) are uniformly and vertically opened on the wire harness plate ( 4 ), and two U-shaped wire harnesses (42) are fixed at the ends of the side end face through holes (41). 4 . The heat dissipation structure for power cables according to claim 3 , wherein the dust removal structure ( 6 ) is composed of a fixed frame ( 61 ) and a screen plate ( 63 ), and the fixed frame ( 61 ) is fixed Installed in the through groove (12) on the bottom surface of the box body (1), the top surface and the bottom surface of the fixed frame (61) are arranged through the top surface and the bottom surface of the fixed frame (61), and the screen plate (63) is fixed on the top surface and the bottom surface of the fixed frame (61). ). 5 . The heat dissipation structure for power cables according to claim 4 , wherein the fixed frame ( 61 ) is filled with dust-removing cotton ( 62 ). 6 .

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