CN213660978U

CN213660978U - Power transmission is with block terminal heat abstractor

Info

Publication number: CN213660978U
Application number: CN202022240245.5U
Authority: CN
Inventors: 韦福嘉
Original assignee: Xuzhou Guoli Electric Power Equipment Co ltd
Current assignee: Xuzhou Guoli Electric Power Equipment Co ltd
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2021-07-09
Anticipated expiration: 2030-10-10

Abstract

The utility model relates to an electric power transmission technical field just discloses a block terminal heat abstractor for electric power transmission, the on-line screen storage device comprises a base, the last fixed surface of base is connected with the box, and the lateral wall of box has seted up a plurality of through-holes, and the hole of stepping down has been seted up to the upper surface of institute box, and the inner wall fixedly connected with baffle of box, a plurality of electrical components of one side lateral wall fixedly connected with of baffle, and the inside heat conduction assembly that is provided with of a plurality of electrical components. The utility model discloses, through setting up heat conduction assembly, the heat that the electrical components in the block terminal produced reaches the opposite side of going into the box, through setting up the baffle to block terminal and heat abstractor separately, make the block terminal can also dispel the heat under sealed condition to when preventing the block terminal radiating, can bring floating dust in the air into in the block terminal, and electrical components is in relative confined box, inside moisture content in the air has been avoided getting into the block terminal, the security of block terminal has been improved.

Description

Power transmission is with block terminal heat abstractor

Technical Field

The utility model relates to an electric power transmission technical field especially relates to a block terminal heat abstractor for electric power transmission.

Background

The block terminal is according to electrical wiring requirement with switchgear, measuring instrument, protection electrical apparatus and auxiliary assembly equipment in closed or semi-closed metal cabinet or on the screen width, constitute low voltage distribution device, along with city construction's development, the demand of block terminal is also bigger and bigger, and the block terminal sets up in the open air mostly, it is great to receive the influence of natural factor, because the inside resistive element of block terminal is too much, consequently the inside overheat of block terminal often appears, lead to the phenomenon of inner assembly short circuit, thereby emergence unsafe events such as equipment damage, consequently, the heat dissipation fan has been set up mostly in present block terminal.

But present heat dissipation fan power is less, and can not be timely with the inside steam discharge of block terminal, therefore the radiating effect is not good, and present switch board, add the dust in the filter screen can not fine filtration air in the radiating hole, when the radiating fan utilizes air convection heat dissipation, can bring the dust of floating in the air into the block terminal, the dust is attached to on the electrical components in the block terminal, 1, if absorb moisture in the air again after being covered by the dust, to partly naked components and parts can corrode, long-time probably lead to faults such as insulating degree reduction, short circuit, ground connection, the danger that probably leads to the electric shock even. 2. Too much dust covers can lead to the electrostatic current too high under the moist condition of air to also have the danger of being electrocuted when the operation, and too much dust covers and produces the corrosive action to box components and parts moreover, also can shorten components and parts's life greatly.

Therefore, the heat dissipation device for the power distribution box for power transmission is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem existing in the prior art, and the block terminal heat abstractor for power transmission who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a heat dissipation device of a distribution box for power transmission comprises a base, wherein a box body is fixedly connected to the upper surface of the base, a plurality of through holes are formed in the side wall of the box body, abdicating holes are formed in the upper surface of the box body, a baffle is fixedly connected to the inner wall of the box body, a plurality of electrical elements are fixedly connected to the side wall of one side of the baffle, and heat conduction assemblies are arranged in the electrical elements;

the heat conduction assembly comprises a sleeve, the side wall of one side of the sleeve is abutted to the electrical component, a heat conduction pipe is arranged inside the sleeve, one end, far away from the sleeve, of the heat conduction pipe penetrates through the baffle and the other side of the baffle, and a plurality of cooling fins are fixedly connected to the side wall of the heat conduction pipe on the other side of the baffle.

Preferably, many spinal branch vaulting poles of last fixed surface of box, and the top of many spinal branch vaulting poles is the first slide of fixedly connected with and second slide respectively, the bottom of first slide and the last fixed surface of second slide are connected, and a plurality of semicircle orifices have been seted up to the bottom of first slide, the bottom of second slide is located the hole top setting of stepping down.

Preferably, a drain hole is formed in the side wall of the box body below the through holes, and the bottom of the box body on one side of the baffle is obliquely arranged.

Preferably, the heat conduction pipe penetrates through one side wall of the baffle and is fixedly connected with a rubber sealing ring.

Preferably, one side lateral wall that the baffle was kept away from to the box has the sealing door through hinge connection, and one side lateral wall fixedly connected with handle of sealing door, the handle outer wall cover is equipped with the rubber sleeve.

Preferably, the bottom fixedly connected with earth connection of box, and the earth connection is kept away from the one end of box and is run through base and the setting of base below.

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

1. the utility model discloses, through setting up the heat conduction subassembly, the heat that the electrical components in the block terminal produced is passed into the opposite side of box, separates block terminal and heat abstractor through setting up the baffle, makes the block terminal can also dispel the heat under sealed condition to when preventing the block terminal heat dissipation, can bring the dust that floats in the air into the block terminal, and electrical components has avoided the moisture content in the air to get into the block terminal inside in the box that is relatively closed, has improved the security of block terminal;

2. the utility model discloses, through setting up first slide and second slide, can collect the rainwater in the rainy day and wash radiating fin, can prevent too many dust of the surface adhesion of fin and influence the radiating effect, through setting up the wash port, the rainwater area of being convenient for washes out the box dust, through setting up the sealing washer, prevent that the inside electrical components in the block terminal from intaking, through setting up handle and rubber sleeve, be convenient for open sealing door, through setting up the earth connection, avoid the block terminal probably to leak electricity and the potential safety hazard that causes.

Drawings

Fig. 1 is a schematic cross-sectional structural view of a heat dissipation device of a distribution box for power transmission according to the present invention;

fig. 2 is a schematic structural view of a first sliding plate and a second sliding plate of a heat dissipation device of a distribution box for power transmission according to the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1.

In the figure: 1. a base; 2. a box body; 3. a through hole; 4. a hole of abdication; 5. a baffle plate; 6. an electrical component; 7. a sleeve; 8. a heat sink; 9. a heat conducting pipe; 10. a support bar; 11. a first slide plate; 12. a second slide plate; 13. a drain hole; 14. a sealing door; 15. a handle; 16. and a ground line.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a heat dissipation device for a power distribution box for power transmission comprises a base 1, a box body 2 is fixedly connected to the upper surface of the base 1, a ground wire 16 is fixedly connected to the bottom of the box body 2, one end of the ground wire 16, which is far away from the box body 2, penetrates through the base 1 and the lower portion of the base 1, potential safety hazards caused by possible electric leakage of the power distribution box are avoided by arranging the ground wire 16, a plurality of through holes 3 are formed in the side wall of the box body 2, a abdicating hole 4 is formed in the upper surface of the box body 2, a baffle 5 is fixedly connected to the inner wall of the box body 2, a sealing door 14 is connected to the side wall of the box body 2, a handle 15 is fixedly connected to the side wall of the sealing door 14 through a hinge, a rubber sleeve is sleeved on the outer wall of the handle 15, the sealing, the top ends of the support rods 10 are respectively fixedly connected with a first sliding plate 11 and a second sliding plate 12, the bottom of the first sliding plate 11 is fixedly connected with the upper surface of the second sliding plate 12, and the bottom of the first sliding plate 11 is provided with a plurality of semicircular holes, the bottom of the second sliding plate 12 is arranged above the abdicating hole 4, by arranging the first sliding plate 11 and the second sliding plate 12, can collect rainwater to wash the radiating fins 8 in rainy days, can prevent the radiating effect from being influenced by too much dust attached to the surfaces of the radiating fins 8, the side wall of the box body 2 positioned below the through holes 3 is provided with a drain hole 13, the bottom of the box body 2 at one side of the baffle 5 is obliquely arranged, the box body 2 is convenient for rainwater to wash out with dust by arranging the drain holes 13, the side wall of one side of the baffle 5 is fixedly connected with a plurality of electrical components 6, and one side of each electrical component 6 is provided with a heat conduction assembly;

the heat conduction assembly comprises a sleeve 7, the side wall of one side of the sleeve is abutted to the electrical component, a heat conduction pipe 9 is arranged inside the sleeve 7, one end, away from the sleeve 7, of the heat conduction pipe 9 penetrates through the baffle 5 and the other side of the baffle 5, a plurality of heat dissipation fins 8 are fixedly connected to the side wall of the heat conduction pipe 9 on the other side of the baffle 5, the heat conduction pipe 9 penetrates through a rubber sealing ring fixedly connected to the side wall of one side of the baffle 5, and through the arrangement of the sealing ring, the internal electrical component 6 in the distribution box.

In the utility model, the heat generated by the electric element 6 is transferred into the sleeve 7, the heat in the sleeve 7 is transferred to the heat pipe 9 through the refrigerant, the heat on the heat pipe 9 is transferred to the radiating fin 8 on the side of the baffle 5 far away from the electric element 6, the heat of the radiating fin 8 is transferred to the air through the heat radiation to heat the air, the density of the heated air is smaller than that of the air and rises, the rising hot air is discharged out of the box body 2 through the abdicating hole 4, meanwhile, the cold air enters the box body 2 through the through hole 3 to cool the radiating fin 8, the baffle 5 separates the distribution box from the radiating device, so that the distribution box can radiate under the sealed condition, thereby preventing the dust floating in the air and the moisture in the air from being brought into the distribution box when the distribution box radiates, and preventing the dust and the moisture from being attached to the electric element 6, and corrode electrical components 6, thereby causing problems such as disconnection, short circuit, etc. of electrical components 6 in the distribution box.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The heat dissipation device for the power distribution box for power transmission comprises a base (1) and is characterized in that a box body (2) is fixedly connected to the upper surface of the base (1), a plurality of through holes (3) are formed in the side wall of the box body (2), a abdicating hole (4) is formed in the upper surface of the box body (2), a baffle (5) is fixedly connected to the inner wall of the box body (2), a plurality of electrical components (6) are fixedly connected to the side wall of one side of the baffle (5), and a heat conduction assembly is arranged on one side of each of the electrical components (6);

the heat conduction assembly comprises a sleeve (7), the side wall of one side of the sleeve (7) is abutted to the electrical component (6), a heat conduction pipe (9) is arranged inside the sleeve (7), one end, far away from the sleeve (7), of the heat conduction pipe (9) penetrates through the baffle (5) and the other side of the baffle (5), and the heat conduction assembly is located on the side wall of the heat conduction pipe (9) of the other side of the baffle (5) and is fixedly connected with a plurality of cooling fins (8).

2. The heat dissipation device of the distribution box for power transmission according to claim 1, wherein a plurality of support rods (10) are fixedly connected to the upper surface of the box body (2), the top ends of the plurality of support rods (10) are respectively fixedly connected with a first sliding plate (11) and a second sliding plate (12), the bottom of the first sliding plate (11) is fixedly connected with the upper surface of the second sliding plate (12), a plurality of semicircular holes are formed in the bottom of the first sliding plate (11), and the bottom of the second sliding plate (12) is arranged above the abdicating hole (4).

3. The heat dissipation device of the distribution box for power transmission as recited in claim 1 or 2, wherein a drain hole (13) is formed in a side wall of the box body (2) below the plurality of through holes (3), and a bottom of the box body (2) on one side of the baffle (5) is disposed in an inclined manner.

4. The heat dissipation device of the distribution box for power transmission according to claim 1, wherein the heat pipe (9) penetrates through a side wall of the baffle (5) and is fixedly connected with a rubber sealing ring.

5. The heat dissipation device of the distribution box for power transmission according to claim 1, wherein a side wall of the box body (2) far away from the baffle (5) is connected with a sealing door (14) through a hinge, a handle (15) is fixedly connected to a side wall of the sealing door (14), and a rubber sleeve is sleeved on an outer wall of the handle (15).

6. The heat dissipation device of the distribution box for power transmission according to claim 1, wherein a ground wire (16) is fixedly connected to the bottom of the box body (2), and one end of the ground wire (16) far away from the box body (2) penetrates through the base (1) and is arranged below the base (1).