CN215378384U

CN215378384U - Temperature rise low clamping type small current lighting power supply bus duct

Info

Publication number: CN215378384U
Application number: CN202121792566.4U
Authority: CN
Inventors: 何小勇
Original assignee: Yunnan Shengkai New Energy Technology Co ltd
Current assignee: Yunnan Shengkai New Energy Technology Co ltd
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2021-12-31
Anticipated expiration: 2031-08-03

Abstract

The utility model discloses a temperature rise low clamping type small current lighting power supply bus duct, which relates to the technical field of bus ducts and comprises a first protective shell, a second protective shell and a fastening bolt, wherein the first protective shell comprises two first shells and two second shells fixed at the tops of the two first shells, a heat exhaust pipeline is arranged on the upper surface of each second shell, a heat dissipation fan is arranged on the inner side of the heat exhaust pipeline, a flat-bottomed U-shaped structure body of the second protective shell, two insulating plates are fixed at the front end and the rear end of the inner side of the second protective shell, four copper bars horizontally arranged in parallel are fixedly inserted into the surfaces of the four insulating plates, the outer surfaces of the four copper bars are fixedly nested and the same, a heat conduction plate is fixed at the bottom of a ceramic plate, the fastening bolt comprises a bolt cap and a bolt rod, and the bolt cap and the bolt rod are of an integral structure. The power transmission performance is good, the safety coefficient is high, and the market application prospect is wide.

Description

Temperature rise low clamping type small current lighting power supply bus duct

Technical Field

The utility model relates to the technical field of bus ducts, in particular to a temperature rise low-clamping type low-current lighting power supply bus duct.

Background

With the emergence of modern engineering facilities and equipment, the power consumption of various industries is increased rapidly, particularly, the appearance of numerous high-rise buildings and large-scale factory workshops, the traditional cable serving as a power transmission lead cannot meet the requirements in a large-current transmission system, the parallel connection of multiple cables brings inconvenience to on-site installation, construction and connection, and compared with the traditional cable, the bus duct fully embodies the superiority thereof during large-current transmission.

However, the protection shell of the existing bus duct is usually fixed by fastening screws, so that the installation and the disassembly are very troublesome, the practicability is poor, the heat generated on the surface of the copper bar in the bus duct cannot be well dissipated, and the device is easily overheated, so that the transmission efficiency is reduced and potential safety hazards are generated.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a temperature rise low-clamping type low-current lighting power supply bus duct which can effectively solve the problems in the background technology.

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

a temperature rise low clamping type small current lighting power supply bus duct comprises a first protective shell, a second protective shell and a fastening bolt, wherein the first protective shell comprises two first shells and two second shells fixed to the tops of the two first shells, a temperature equalizing plate is embedded in each first shell, a heat exhaust pipeline is arranged on the upper surface of each second shell, a dustproof mesh enclosure is arranged at the top of each heat exhaust pipeline, a heat dissipation fan is arranged below each dustproof mesh enclosure and on the inner side of each heat exhaust pipeline, heat dissipation fins are fixed below each heat dissipation fan, a flat-bottom U-shaped structure body of each second protective shell is fixed to the front end and the rear end of the inner side of each second protective shell, four copper bars horizontally placed in parallel are fixedly inserted into the surfaces of the four insulation plates, the same ceramic plate is embedded on the outer surfaces of the four copper bars, and the ceramic plate is located on the inner side of each second protective shell, the bottom of the ceramic plate is fixed with a heat conducting plate, two ends of the heat conducting plate extend to the outer side of the second protective shell, the fastening bolt comprises a bolt cap and a bolt rod, and the bolt cap and the bolt rod are of an integrated structure.

Preferably, the front end and the rear end of the surface of the two first shells are provided with through holes matched with the bolts, the front end and the rear end of the surface of the second protective shell are provided with slots corresponding to the through holes, and the bolts penetrate through the through holes and extend to the inner sides of the slots.

Preferably, the inner side surfaces of the through hole and the slot are coated with frosted layers, and the surface of the bolt rod is sleeved with a soft rubber sleeve.

Preferably, the outer walls of the two sides of the second protective shell are provided with T-shaped sliding grooves, and T-shaped sliding blocks matched with the T-shaped sliding grooves are fixed on the inner side of the first shell.

Preferably, the temperature-equalizing plate is an aluminum alloy vacuum structure body, the hollow part of the temperature-equalizing plate is provided with foam copper, and the temperature-equalizing plate is filled with pure water through a vacuum pumping method and sealed through welding.

Preferably, the bottom of the temperature equalizing plate is abutted against the upper end face of the heat conducting plate.

Preferably, a heat pipe is connected between the top of the temperature equalizing plate and the heat dissipation fins.

Preferably, the first protective shell and the second protective shell are both made of high-strength magnesium-aluminum alloy, and the ceramic plate is a high-purity compact silicon carbide ceramic structure.

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

1. the fastening bolt can be quickly used for fixing the first protective shell and the second protective shell, the operation is simple, the use is practical and convenient, the inconvenience caused by using a fastening screw is avoided, and the labor and the worry are saved;

2. the heat conducting plate, the temperature equalizing plate, the heat radiating fins and the heat radiating fan can quickly radiate heat generated by the copper bars in the bus duct, so that the influence of overhigh temperature on the power transmission performance of the bus duct is prevented, meanwhile, safety accidents of the assembly due to high temperature are avoided, and the use safety of the product is greatly improved.

Drawings

FIG. 1 is a schematic view of an overall structure of a temperature rise low-clamping type low-current lighting power supply bus duct of the present invention;

FIG. 2 is a schematic view of an overall structure of a first protection shell of a temperature rise low clamping type low-current lighting power supply bus duct of the utility model;

FIG. 3 is a sectional view of the internal structure of a second protective shell of the temperature rise low-clamping type low-current lighting power supply bus duct of the present invention;

fig. 4 is a sectional view of the whole structure of the temperature-rising low-clamping type small-current lighting power supply bus duct temperature equalizing plate.

In the figure: 1. a first protective case; 101. a first housing; 102. a second housing; 103. perforating; 104. a T-shaped slider; 2. a second protective shell; 201. an insulating plate; 202. copper bars; 203. a ceramic plate; 204. a slot; 205. a T-shaped chute; 3. fastening bolts; 301. a bolt cap; 302. a bolt rod; 303. a rubber soft sleeve; 4. a temperature equalizing plate; 401. foam copper; 402. pure water; 5. a heat exhaust pipeline; 501. a dust-proof net cover; 502. a heat dissipation fan; 503. heat dissipation fins; 504. a heat pipe; 505. a heat conducting plate.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-4, a temperature rise low-clamping type small-current lighting power supply bus duct comprises a first protection shell 1, a second protection shell 2 and a fastening bolt 3, wherein the first protection shell 1 comprises two first shells 101 and two second shells 102 fixed to the tops of the two first shells 101, a temperature equalizing plate 4 is embedded in the first shells 101, a heat exhaust pipeline 5 is arranged on the upper surface of the second shells 102, a dust guard 501 is arranged on the top of the heat exhaust pipeline 5, a heat dissipation fan 502 is installed below the dust guard 501 and on the inner side of the heat exhaust pipeline 5, heat dissipation fins 503 are fixed below the heat dissipation fan 502, the second protection shell 2 is a flat-bottom U-shaped structure, two insulation plates 201 are fixed to the front and rear ends of the inner side of the second protection shell 2, four copper bars 202 placed in parallel horizontally are inserted into the surfaces of the four insulation plates 201, four the external surface of copper bar 202 is fixed and is nested the same ceramic plate 203, ceramic plate 203 is located the inboard of second protective housing 2, the bottom of ceramic plate 203 is fixed with heat-conducting plate 505, the both ends of heat-conducting plate 505 extend to the outside of second protective housing 2, fastening 3 is including bolt cap 301 and bolt pole 302, bolt cap 301 and bolt pole 302 structure as an organic whole.

In this embodiment, preferably, the front and rear ends of the surface of the two first shells 101 are both provided with through holes 103 adapted to the bolt rods 302, the front and rear ends of the surface of the second protective shell 2 are both provided with slots 204 corresponding to the through holes 103, and the bolt rods 302 pass through the through holes 103 and extend to the inner sides of the slots 204, so that the fastening bolts 3 can fasten the first protective shell 1 and the second protective shell 2, and the operation is simple and the use is convenient.

In this embodiment, preferably, the through hole 103 and the inner side surface of the slot 204 are both coated with a frosted layer, and the surface of the bolt rod 302 is sleeved with a soft rubber sleeve 303, so as to further improve the fastening effect of the fastening bolt 3 on the assembly.

In this embodiment, preferably, T-shaped sliding grooves 205 are formed in outer walls of two sides of the second protective casing 2, and a T-shaped sliding block 104 adapted to the T-shaped sliding grooves 205 is fixed on an inner side of the first casing 101, so that the first protective casing 1 can conveniently clamp the second protective casing 2.

In this embodiment, preferably, the temperature-uniforming plate 4 is an aluminum alloy vacuum structure, the hollow of the temperature-uniforming plate 4 is provided with a copper foam 401, and the temperature-uniforming plate 4 is filled with pure water 402 by a vacuum pumping method and sealed by welding, so that the temperature-uniforming plate 4 has good heat absorption performance.

In this embodiment, preferably, the bottom of the vapor chamber 4 is in contact with the upper end surface of the heat conducting plate 505, so that the vapor chamber 4 can effectively absorb the heat absorbed by the heat conducting plate 505.

In this embodiment, preferably, a heat pipe 504 is connected between the top of the temperature equalizing plate 4 and the heat dissipating fins 503, so that heat absorbed by the temperature equalizing plate 4 is transferred to the heat dissipating fins 503 through the heat pipe 504, and is quickly discharged out of the bus duct under the action of the heat dissipating fan 502, thereby preventing safety accidents caused by too much heat accumulated in the bus duct.

In this embodiment, preferably, the first protective shell 1 and the second protective shell 2 are both made of high-strength magnesium-aluminum alloy, and have light weight, high strength, good rigidity and good stability, the ceramic plate 203 is a high-purity compact silicon carbide ceramic structure, and has good insulating property and good heat conducting property, and heat on the copper bar 202 can be transferred to the heat conducting plate 505 to reduce the internal temperature of the bus duct.

It should be noted that, when the temperature rise low-clamping type low-current lighting power supply bus duct is used, the outer walls of two sides of the second protective shell 2 are provided with the T-shaped sliding grooves 205, the inner side of the first shell 101 is fixedly provided with the T-shaped sliding blocks 104 matched with the T-shaped sliding grooves 205, clamping between the first protective shell 1 and the second protective shell 2 is facilitated, the bolt rods 302 arranged on the fastening bolts 3 penetrate through the through holes 103 to be clamped with the inserting grooves 204, fixed connection between the first protective shell 1 and the second protective shell 2 is achieved, the inner side surfaces of the through holes 103 and the inserting grooves 204 are coated with the abrasive layer, the surface of the bolt rods 302 is sleeved with the rubber soft sleeves 303, so that the fastening bolt 3 can be further improved in fastening effect on the assembly, and the fastening bolt 3 is convenient to detach the assembly through the arranged bolt caps 301; the ceramic plate 203 is a high-purity compact silicon carbide ceramic structure body, has good insulating property and good heat conductivity, and improves the safety of the product in use, the ceramic plate 203 can quickly absorb heat generated in the power transmission process of the copper bar 202 and transmits the heat to the heat conducting plate 505, the temperature equalizing plate 4 is an aluminum alloy vacuum structure body, the inner side of the temperature equalizing plate is hollow and provided with foam copper 401, pure water 402 is injected by a vacuumizing method and sealed by welding, so that the temperature equalizing plate 4 has good heat absorption performance, the bottom of the temperature equalizing plate 4 is abutted against the upper end face of the heat conducting plate 505, the temperature equalizing plate 4 effectively absorbs the heat absorbed by the heat conducting plate 505 and transmits the absorbed heat to the heat radiating fins 503 through the heat pipes 504, and the heat radiating fan 502 quickly exhausts the heat exhaust pipeline 5 to realize effective cooling of the inside of the bus duct, and prevent the assembly from influencing the power transmission performance due to overhigh temperature, meanwhile, safety accidents caused by high temperature of the assembly are avoided, and the use safety of the product is greatly improved.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a temperature rise hangs down and clamps formula undercurrent illumination power supply bus duct, includes first protective housing (1), second protective housing (2) and fastening bolt (3), its characterized in that: the first protective shell (1) comprises two first shells (101) and two second shells (102) fixed to the tops of the two first shells (101), a temperature equalizing plate (4) is embedded in each first shell (101), an exhaust heat pipeline (5) is arranged on the upper surface of each second shell (102), a dust screen (501) is arranged on the top of each exhaust heat pipeline (5), a heat dissipation fan (502) is installed on the inner side of each exhaust heat pipeline (5) below each dust screen (501), heat dissipation fins (503) are fixed below each heat dissipation fan (502), a flat-bottomed U-shaped structure body of the second protective shell (2), two insulating plates (201) are fixed to the front end and the rear end of the inner side of the second protective shell (2), four copper bars (202) horizontally arranged in parallel are fixedly inserted on the surfaces of the four insulating plates (201), and a same ceramic plate (203) is fixedly nested on the outer surfaces of the four copper bars (202), the ceramic plate (203) is located on the inner side of the second protective shell (2), a heat conducting plate (505) is fixed to the bottom of the ceramic plate (203), two ends of the heat conducting plate (505) extend to the outer side of the second protective shell (2), the fastening bolt (3) comprises a bolt cap (301) and a bolt rod (302), and the bolt cap (301) and the bolt rod (302) are of an integrated structure.

2. The temperature rise low-clamping type low-current lighting power supply bus duct of claim 1, characterized in that: both ends all seted up perforation (103) with the bolt pole (302) looks adaptation around the surface of two first shell (101), both ends all seted up slot (204) corresponding with perforation (103) around the surface of second protective housing (2), bolt pole (302) pass perforation (103) and extend to the inboard of slot (204).

3. The temperature rise low-clamping type low-current lighting power supply bus duct of claim 2, characterized in that: the inner side surfaces of the through holes (103) and the slots (204) are coated with frosted layers, and the surface of the bolt rod (302) is sleeved with a soft rubber sleeve (303).

4. The temperature rise low-clamping type low-current lighting power supply bus duct of claim 1, characterized in that: t-shaped sliding grooves (205) are formed in the outer walls of the two sides of the second protective shell (2), and T-shaped sliding blocks (104) matched with the T-shaped sliding grooves (205) are fixed on the inner side of the first shell (101).

5. The temperature rise low-clamping type low-current lighting power supply bus duct of claim 1, characterized in that: the temperature-uniforming plate (4) is an aluminum alloy vacuum structure body, the hollow part of the temperature-uniforming plate (4) is provided with foam copper (401), and the temperature-uniforming plate (4) is filled with pure water (402) through a vacuum pumping method and sealed through welding.

6. The temperature rise low-clamping type low-current lighting power supply bus duct of claim 1, characterized in that: the bottom of the temperature equalizing plate (4) is abutted against the upper end face of the heat conducting plate (505).

7. The temperature rise low-clamping type low-current lighting power supply bus duct of claim 1, characterized in that: a heat pipe (504) is connected between the top of the temperature equalizing plate (4) and the radiating fins (503).

8. The temperature rise low-clamping type low-current lighting power supply bus duct of claim 1, characterized in that: the first protective shell (1) and the second protective shell (2) are both made of high-strength magnesium-aluminum alloy, and the ceramic plate (203) is a high-purity compact silicon carbide ceramic structure.