CN215890548U

CN215890548U - Distribution box overheat protection device

Info

Publication number: CN215890548U
Application number: CN202122380349.0U
Authority: CN
Inventors: 李传炎; 金佩
Original assignee: Wuhan Chaobo Technology Co ltd
Current assignee: Wuhan Chaobo Technology Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-02-22
Anticipated expiration: 2031-09-29

Abstract

The utility model discloses an overheating protection device for a distribution box, which comprises a mounting plate, wherein the mounting plate is mounted at the upper end of the distribution box, supporting columns are fixedly connected at four angular positions of the mounting plate, a sun shield is mounted between the upper ends of the supporting columns, mounting holes are formed in two sides of the upper end surface of the mounting plate, and rectangular holes are formed in the positions, located between the mounting holes, of the mounting plate; according to the utility model, through the air inducing cover, the belt wheel and the wind power blade, wind energy in nature can be converted into kinetic energy when the wind energy generating device is used, then the kinetic energy is transmitted to the rotating shaft through the driving belt and the belt wheel, the heat radiating blade is rotated, and then the heat radiation is carried out on the inner part of the distribution box by utilizing the rotation of the heat radiating blade, so that electric energy is not consumed when natural wind is used for heat radiation, and energy is effectively saved.

Description

Distribution box overheat protection device

Technical Field

The utility model relates to the technical field of distribution box boxes, in particular to an overheat protection device for a distribution box.

Background

The distribution box is a low-voltage distribution device formed by assembling switch equipment, measuring instruments, protective electrical appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirement. In normal operation, the circuit can be switched on or off by means of a manual or automatic switch. When the fault or abnormal operation occurs, the circuit is cut off or an alarm is given by the aid of the protective electric appliance. The measuring instrument can display various parameters in operation, and can also adjust some electrical parameters to prompt or send out signals for deviation from normal working state. It is commonly used in various power generation, distribution and transformation substations. When the inside electric elements of switch board moves, can produce the heat, if the heat dissipation can lead to the electric elements in the switch board to damage in time.

Current patent CN202021698473.0 provides a block terminal overheat protection structure, this block terminal overheat protection structure, through seting up two through-holes in one side of block terminal main part, and it is spacing to set up the spacing ring in its one side that is close to the through-hole and install the fixed plate, set up first mounting groove again in the inside of fixed block and install the stationary blade, and keep away from one side of block terminal main part at the fixed plate and set up the fixed sleeve who installs the heat dissipation fan, can the person of facilitating the use install the heat dissipation fan, the purpose of the installation of being convenient for has been reached.

However, the device still has certain limitation in use, and the device need provide the uninterrupted electric energy of radiator fan for radiator fan to operate when using, can't utilize the wind of nature to dispel the heat to the switch board, and the energy is extravagant relatively, for this reason, we provide a block terminal overheat protection device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an overheat protection device for a distribution box, which aims to solve the problems in the prior art.

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

the overheat protection device for the distribution box comprises a mounting plate, wherein the mounting plate is mounted at the upper end of the distribution box, support columns are fixedly connected at four angular positions of the mounting plate, a sun shield is mounted between the upper ends of the support columns, mounting holes are formed in two sides of the upper end surface of the mounting plate, and rectangular holes are formed in the positions, located between the mounting holes, of the mounting plate;

the mounting bracket is all installed to the mounting hole lower extreme, all rotate on the mounting bracket and be connected with the rotation axis, radiator blade is all installed to the rotation axis upper end, the equal first bevel gear of fixedly connected with of rotation axis lower extreme, install on the sunshading board and be used for driving radiator blade and carry out pivoted drive assembly, two cooling fan are still installed to mounting panel both sides position.

As a further scheme of the utility model: the driving assembly comprises an installation cover, the installation cover is fixedly connected to the middle position of the upper end of the sun shield, two installation frames are fixedly connected to the upper end of the inside of the installation cover, an installation shaft is installed between the two installation frames, wind blades are installed at two ends of the installation shaft, and a transmission assembly used for transmitting power is further arranged on the installation shaft.

As a still further scheme of the utility model: the transmission assembly comprises two bearing seats, the two bearing seats are respectively and fixedly connected to the two ends of the lower end face of the mounting plate, a driving shaft is installed between the two bearing seats, two second bevel gears meshed with the first bevel gears are fixedly connected to the driving shaft, belt pulleys are installed in the middle positions of the driving shaft and the mounting shaft, and a transmission belt is installed between the two belt pulleys.

As a still further scheme of the utility model: and the two ends of the mounting cover are provided with air draft covers.

As a still further scheme of the utility model: the mounting panel adopts screw and block terminal to carry out fixed connection.

As a still further scheme of the utility model: the sun shield, the mounting cover and the induced draft cover are all made of stainless steel materials.

As a still further scheme of the utility model: and dust screens are arranged at the upper end of the mounting hole and on the heat dissipation fan.

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

1. according to the utility model, through the air inducing cover, the belt wheel and the wind power blade, wind energy in nature can be converted into kinetic energy when the wind energy generating device is used, then the kinetic energy is transmitted to the rotating shaft through the driving belt and the belt wheel, the heat radiating blade is rotated, and then the heat radiation is carried out on the inner part of the distribution box by utilizing the rotation of the heat radiating blade, so that electric energy is not consumed when natural wind is used for heat radiation, and energy is effectively saved.

2. The two heat dissipation fans are further arranged on the upper end face of the mounting plate, and when the wind-driven fan is used and no wind exists outside or too small wind cannot push the wind-driven blades to rotate, the heat dissipation fans can be used for heat dissipation, so that the device is wider in application applicability and can also dissipate heat even in a windless environment.

3. The mounting plate is mounted on the distribution box through the screws, so that the distribution box is convenient to fix, low in manufacturing cost, low in failure rate and high in practicability.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic cross-sectional structure of the present invention.

FIG. 3 is a schematic view of a portion of FIG. 2 according to the present invention.

Wherein: 1. mounting a plate; 2. a rectangular hole; 3. a drive shaft; 4. a pulley; 5. a heat dissipating fin; 6. a first bevel gear; 7. a second bevel gear; 8. a rotating shaft; 9. a mounting frame; 10. a bearing seat; 11. mounting holes; 12. a transmission belt; 13. an induced draft cover; 14. mounting a cover; 15. a sun visor; 16. a support pillar; 17. a wind blade; 18. a mounting frame; 19. installing a shaft; 20. a distribution box; 21. a heat radiation fan.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-3, in an embodiment of the present invention, an overheat protection device for a distribution box includes a mounting plate 1, where the mounting plate 1 is mounted at an upper end position of a distribution box 20, and is characterized in that: supporting columns 16 are fixedly connected to four angular positions of the mounting plate 1, a sun shield 15 is mounted between the upper ends of the supporting columns 16, mounting holes 11 are formed in two sides of the upper end face of the mounting plate 1, and rectangular holes 2 are formed in the positions, located between the mounting holes 11, of the mounting plate 1; the mounting plate 1 is fixedly connected with the distribution box 20 by screws; the sun visor 15, the mounting cover 14 and the induced draft cover 13 are all made of stainless steel.

Adopt the screw to fix mounting panel 1, can be convenient for to mounting panel 1's installation or dismantlement, more convenient in the use, the sunshading board 15 through setting up can hide rain or sunshade to block terminal 20 simultaneously, and then can effectually avoid block terminal 20 the condition of high temperature to appear under the insolate condition.

The lower ends of the mounting holes 11 are respectively provided with a mounting frame 9, the mounting frames 9 are respectively connected with a rotating shaft 8 in a rotating manner, the upper ends of the rotating shafts 8 are respectively provided with a radiating blade 5, the lower ends of the rotating shafts 8 are respectively fixedly connected with a first bevel gear 6, the sun shield 15 is provided with a driving assembly for driving the radiating blades 5 to rotate, and two radiating fans 21 are further arranged at two sides of the mounting plate 1; the two heat dissipation fans 21 are further arranged on the upper end face of the mounting plate 1, and when the wind-driven blade 17 cannot be pushed to rotate due to no wind or too small wind in the outside during use, the heat dissipation fans 21 can be used for heat dissipation, so that the device is wider in application applicability, and can dissipate heat even in a windless environment.

The driving assembly comprises an installation cover 14, the installation cover 14 is fixedly connected to the middle position of the upper end of the sun shield 15, two installation frames 18 are fixedly connected to the upper end inside the installation cover 14, an installation shaft 19 is installed between the two installation frames 18, wind blades 17 are installed at two ends of the installation shaft 19, and a transmission assembly used for transmitting power is further arranged on the installation shaft 19; the two ends of the mounting cover 14 are both provided with an induced draft cover 13; the transmission assembly comprises two bearing seats 10, the two bearing seats 10 are respectively and fixedly connected to the two ends of the lower end surface of the mounting plate 1, a driving shaft 3 is installed between the two bearing seats 10, two second bevel gears 7 meshed with the first bevel gears 6 are fixedly connected to the driving shaft 3, belt wheels 4 are installed between the driving shaft 3 and the mounting shaft 19, and a transmission belt 12 is installed between the two belt wheels 4;

through the induced air cover 13, band pulley 4 and the wind-force blade 17 that set up, can turn into the kinetic energy with the wind energy of nature when using, then transmit the rotation axis 8 through drive belt 12 and band pulley 4 on to make radiator vane 5 rotate, and then utilize radiator vane 5's rotation to dispel the heat to block terminal 20 inside, make and need not to consume the electric energy when utilizing natural wind to dispel the heat, the effectual energy that has saved.

Example 2

The difference from example 1 is: dust screens are arranged at the upper ends of the mounting holes 11 and the heat dissipation fan 21; through the dust screen that sets up, can effectually avoid the dust to enter into block terminal 20 from mounting hole 11 or cooling fan 21, the practicality is strong.

The working principle of the utility model is as follows: when the cooling fan is used, when natural wind exists outside, outside wind enters the mounting cover 14 from the air draft cover 13 to push the wind power blades 17 to rotate, the wind power blades 17 rotate to drive the mounting shaft 19 and the belt wheel 4 to rotate, the belt wheel 4 rotates to transmit power to the driving shaft 3 through the transmission belt 12, then the driving shaft 3 rotates to drive the second bevel gear 7 to rotate, the second bevel gear 7 rotates to drive the first bevel gear 6 to rotate, the first bevel gear 6 rotates to drive the rotating shaft 8 and the cooling blades 5 to rotate, the cooling blades 5 rotate to cool the inside of the distribution box 20, the high-temperature condition inside the distribution box 20 is avoided, when the outside wind is absent or too small wind cannot push the wind power blades 17 to rotate, the cooling fan 21 can be used for cooling, the cooling fan can be used even in a windless environment, and the cooling fan is high in practicability.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. Although the present description is described in terms of embodiments, not every embodiment includes only one technical solution, and such description of the embodiments is merely for clarity, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. The utility model provides a block terminal overheat protection device, includes mounting panel (1), install in block terminal (20) upper end position mounting panel (1), its characterized in that: supporting columns (16) are fixedly connected at four angular positions of the mounting plate (1), a sun shield (15) is mounted between the upper ends of the supporting columns (16), mounting holes (11) are formed in two sides of the upper end face of the mounting plate (1), and rectangular holes (2) are formed in the positions, located between the mounting holes (11), of the mounting plate (1);

mounting bracket (9) are all installed to mounting hole (11) lower extreme, all rotate on mounting bracket (9) and be connected with rotation axis (8), radiator blade (5) are all installed to rotation axis (8) upper end, the first bevel gear of the equal fixedly connected with of rotation axis (8) lower extreme (6), install on sunshading board (15) and be used for driving radiator blade (5) and carry out pivoted drive assembly, two radiator fan (21) are still installed to mounting panel (1) both sides position.

2. The overheat protection device for distribution box according to claim 1, wherein the driving component comprises a mounting cover (14), the mounting cover (14) is fixedly connected to the middle position of the upper end of the sun shield (15), two mounting frames (18) are fixedly connected to the upper end inside the mounting cover (14), a mounting shaft (19) is installed between the two mounting frames (18), wind blades (17) are installed at two ends of the mounting shaft (19), and a transmission component for transmitting power is further arranged on the mounting shaft (19).

3. The distribution box overheat protection device according to claim 2, wherein the transmission assembly comprises two bearing seats (10), the two bearing seats (10) are respectively and fixedly connected to two ends of the lower end surface of the mounting plate (1), a driving shaft (3) is installed between the two bearing seats (10), two second bevel gears (7) meshed with the first bevel gears (6) are fixedly connected to the driving shaft (3), belt pulleys (4) are installed at the middle positions of the driving shaft (3) and the mounting shaft (19), and a transmission belt (12) is installed between the two belt pulleys (4).

4. The overheat protection device for distribution box according to claim 2, wherein the air inducing cover (13) is installed on both ends of the installation cover (14).

5. The device of claim 1, wherein the mounting plate (1) is fixedly connected to the distribution box (20) by screws.

6. The overheat protection device for distribution box according to claim 2, wherein said sun visor (15), said mounting cover (14) and said induced draft cover (13) are made of stainless steel.

7. The overheat protection device for distribution box according to claim 1, wherein dust screens are provided on the upper end of the mounting hole (11) and the heat dissipation fan (21).