CN213341271U

CN213341271U - Good heat dissipation's block terminal

Info

Publication number: CN213341271U
Application number: CN202022016003.8U
Authority: CN
Inventors: 李敏
Original assignee: Fujian Minxian Electric Co ltd
Current assignee: Fujian Minxian Electric Co ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-06-01
Anticipated expiration: 2030-09-15

Abstract

The utility model discloses a good heat dissipation's block terminal belongs to block terminal technical field, including distribution box shell, distribution box shell top fixedly connected with case cap support, case cap support top fixedly connected with case cap, case cap top surface mounting has solar panel, solar panel power output end and wire are connected, wire and battery input end are connected, distribution box shell internal surface mounting has little fan, fixed mounting has temperature sensor an on the little fan. The utility model discloses a this kind of block terminal is outdoor block terminal, under only refrigerating plant's effect originally, a little fan of refrigeration in addition, when the temperature is lower, let little fan rotate just can reduce the temperature of whole block terminal to when changing the drier into the heating rod, steam or the drop of water drying that produce when making refrigerating plant refrigerate that can be faster, thereby can not cause the short circuit of circuit in the whole block terminal.

Description

Good heat dissipation's block terminal

Technical Field

The utility model relates to a block terminal technical field especially relates to a good heat dissipation's block terminal.

Background

The distribution box is a low-voltage distribution box 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. It is commonly used in various factories, buildings and transformer substations.

At present, the applied field of block terminal is more and more wide, outdoor has been extended from indoor gradually, outdoor block terminal needs certain wall thickness in order to guarantee its intensity in addition, still need to have certain heat dispersion, because switchgear, the instrument, protection circuit and auxiliary assembly all install in the confined block terminal, can produce a large amount of heats at the during operation, and the air is not circulated in the block terminal and is leaded to the incasement high temperature, lead to electrical part short circuit to fire easily and burn out the consumer, cause the damage of electrical apparatus in the block terminal from this, therefore, need to design a block terminal that good heat dispersion to solve above-mentioned problem urgently.

Patent number CN201420576872.8 discloses a good heat dissipation's block terminal to solve current block terminal radiating efficiency low, the big problem of rainy season air supply humidity.

For realizing the purpose of the utility model, the technical proposal adopted is that: a power distribution box with good heat dissipation performance comprises a box body, a ceiling adjusting device, an air adjusting device and a controller, wherein the top of the box body is provided with a ventilation opening; an air conditioning device is arranged in the air conditioning chamber, the air conditioning device comprises a fan, a drying tank and a refrigerator which are connected in sequence, and drying agents are filled in the drying tank; the ceiling adjusting device comprises a linear motor arranged below the ceiling and a temperature sensor arranged in the power distribution room, and the fan, the linear motor and the temperature sensor are respectively and electrically connected with the controller.

The beneficial effects of the utility model are that, the air of fan suction carries out drying and dehumidification through the drier earlier, then in the dry cold air discharge electricity distribution room after the refrigerator refrigeration, linear electric motor drives the ceiling and shifts up simultaneously, increases the interval between box and ceiling, and the hot-air outgoing block terminal in the distribution box of being convenient for has improved the radiating efficiency greatly, and has reduced incasement humidity.

The distribution box of the prior art has the following disadvantages: 1. for the distribution box, only a refrigerating device is used when the temperature is increased, so that resources are consumed; 2. the desiccant is only added into the refrigerated cold and wet air, the desiccant absorbs the cold air slowly, if the refrigeration effect is good, water drops can be generated in the distribution box, and when the desiccant reaches a saturated state, the desiccant cannot absorb moisture in the air slowly, so that a short circuit of a circuit in the distribution box can be caused.

SUMMERY OF THE UTILITY MODEL

The utility model provides a good heat dissipation's block terminal, this kind of block terminal of our design is outdoor block terminal, under only refrigerating plant's effect originally, a little fan of refrigeration in addition, when the temperature is lower, let little fan rotate just can reduce the temperature of whole block terminal to when changing the drier into the heating rod, steam or the drop of water that produce when making refrigerating plant refrigeration that can be faster are dry, thereby can not cause the short circuit of circuit in the whole block terminal.

The utility model provides a specific technical scheme as follows:

the utility model provides a pair of good heat dissipation's block terminal, including distribution box shell, distribution box shell top fixedly connected with case cap support, case cap support top fixedly connected with case cap, case cap top surface mounting has solar panel, solar panel power output end and wire are connected, wire and battery input end are connected, distribution box shell inside surface mounting has little fan, fixed mounting has temperature sensor a on the little fan, the distribution box shell bottom runs through there is the air vent, distribution box shell left side edge welding has the hinge, the fixed welding in hinge left side has the distribution box door, distribution box door inner surface mid-mounting has the post that heats.

Optionally, the outer surface of the distribution box door is provided with a movable hinge spring fastener.

Optionally, a refrigerating device is installed inside the distribution box shell and consists of a bottom plate, temperature sensors b, a refrigerator and a condensation pipe, the temperature sensors b are fixedly installed on two sides of the bottom plate, the refrigerator is installed on the upper surface of the bottom plate, and the condensation pipe is fixedly connected with the refrigerator.

Optionally, a shell is installed inside the distribution box shell, a horizontal rod is fixedly connected to the shell in a linked mode, and a groove is formed in the side face of the horizontal rod.

Optionally, the surface of the shell is welded with a buckle, and the buckle is detachably connected with a dust screen.

The utility model has the advantages as follows:

the embodiment of the utility model provides a good heat dissipation's block terminal:

1. to the equipment such as the switchgear that has the requirement equipment of assembling according to electric wiring in the block terminal, measuring instrument, protection electrical apparatus, its during operation self can produce certain heat, in addition high temperature season, can make the incasement temperature exceed normal value, lead to the incasement spare part to damage, reduce its practicality, so the heat dissipation is the most important problem in the block terminal use, to ordinary heat, generally it is good to install the cooling fan in the block terminal, install the temperature-sensing ware, will open the switch of fan automatically when reaching certain temperature, and the block terminal bottom has the vent, also can accelerate the diffusion of block terminal temperature, but the little fan of temperature in the block terminal can not fall down sometimes, we need to use refrigerating plant at this moment, the temperature in the block terminal can drop more fast.

2. When the air sent into the distribution box by the fan is wet in rainy season, an insulating layer on an electronic element is aged and damaged, moisture is generated in the air sometimes during refrigeration, or water drops are condensed on the surface of the distribution box, the electronic element or a circuit joint in the distribution phase can be affected, a short circuit can be caused seriously, and the distribution box is burnt out, so that a drying device is very necessary to be added into the distribution box, the humidity in the distribution box can be greatly reduced, and unnecessary troubles are reduced.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic view of an overall internal structure of a power distribution box with good heat dissipation performance according to an embodiment of the present invention;

fig. 2 is a schematic external structural view of a power distribution box with good heat dissipation performance according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a refrigeration device of a power distribution box with good heat dissipation performance according to an embodiment of the present invention;

fig. 4 is a schematic diagram of a structure of a power distribution box of good heat dissipation in the embodiment of the present invention.

In the figure: 1. a distribution box housing; 2. a tank cap support; 3. a solar panel; 4. a box cap; 5. a vent hole; 6. A small fan; 7. a horizontal bar; 8. a refrigeration device; 9. a storage battery; 10. a wire; 11. a hinge; 12. heating the column; 13. a distribution box door; 14. a temperature sensor a; 15. a living hinge spring catch; 16. a temperature sensor b; 17. a refrigerator; 18. a condenser tube; 19. a housing; 20. a groove; 21. a dust screen; 22. a base plate; 23. and (5) buckling.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A power distribution box with good heat dissipation performance according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 4.

Referring to fig. 1-4, the embodiment of the utility model provides a good heat dissipation's block terminal, including

distribution box shell

1, 1 top fixedly connected with case cap support 2 of distribution box shell, 2 top fixedly connected with case caps 4 of case cap support, 4 top surface mounting of case cap have solar panel 3, solar panel 3 power output end and wire 10 are connected, wire 10 and battery 9 input are connected, 1 inside surface mounting of distribution box shell has little fan 6, fixed mounting has temperature sensor a14 on the

little fan

6, 1 bottom of distribution box shell runs through there is

air vent

5, 1 left side edge welding of distribution box shell has hinge 11, hinge left side fixed welding has distribution box door 13, distribution box door 13 internal surface mid-mounting has heating post 12.

In an example, a solar panel is installed at the top of a box cap, generated electricity is guided into a storage battery to be stored under the irradiation of the sun, a temperature sensor is further installed in a distribution box, when the temperature reaches a certain value, a switch of a small fan is switched on, then the small fan cools the box body, and a vent hole is formed in the bottom of the box body, so that heat can be dissipated, the temperature accumulation in the box body is reduced, and unnecessary disasters are reduced.

Referring to fig. 2, the outer surface of the distribution box door 13 is provided with a movable hinge spring buckle 15.

By way of example, the distribution box door can be opened and closed more conveniently by virtue of the movable hinge spring fastener.

Referring to fig. 3, a refrigerating device 8 is installed inside the distribution box housing 1, the refrigerating device 8 is composed of a bottom plate 22, a temperature sensor b16, a refrigerator 17 and a condensing pipe 18, the temperature sensor b16 is fixedly installed on two sides of the bottom plate 22, the refrigerator 17 is installed on the upper surface of the bottom plate 22, and the condensing pipe 18 is fixedly connected to the refrigerator 17.

The example, when the high temperature in the block terminal to when the unable effectual cooling of little fan, temperature sensor is playing a role this time, and time refrigerating plant starts, and little fan of comparison can be better, the temperature of the individual part in the reduction block terminal that can be more quick.

Referring to fig. 1, a shell 19 is installed inside the distribution box housing 1, a horizontal rod 7 is fixedly connected in the shell 19, and a groove 20 is formed in the side surface of the horizontal rod 7.

For example, the surface of the horizontal rod is provided with a groove, so that electronic components to be mounted can be better fixed.

Referring to fig. 4, a buckle 23 is welded on the surface of the shell 19, and the buckle 23 is detachably connected with a dust screen 21.

For example, the dust screen is arranged on the surface of the shell, so that dust can be better prevented from entering the shell, and the interference of the dust on electronic components arranged in the shell is reduced.

When the distribution box is used, the movable hinge spring buckle 15 is buckled in the first step, the distribution box door 13 is opened, the dustproof net 21 is clamped on the buckle 23, the buckle 23 is stressed and is opened to form a certain radian only by slightly pulling outwards, so that the dustproof net 21 can be detached, the horizontal rod 7 with the groove 20 is further arranged in the shell 19, the required electric elements can be fixed on the horizontal rod 7, when the electric elements work room, certain heat can be generated in the whole distribution box shell 1, therefore, the temperature sensor a14 is arranged in the distribution box shell 1, the temperature sensing size is set, the two small fans 6 are arranged in the distribution box shell 1, the power required by the small fans is not large, and the distribution box designed is used outdoors, so the box cap 4 is provided with the solar panel 3, and under the irradiation of the sun, the electric power can be generated and is transmitted to the storage battery 9 through the lead 10 to be stored, for the selection of the storage battery 9, a storage battery of 12V12Ah type can be selected to provide the electric power for the small fan 6, but along with the operation of electronic components or the rise of the external temperature, the power of the small fan 6 is not very high, so the cooling effect is low, a temperature sensor b16 is arranged and is arranged beside the refrigerating device 8, when the temperature reaches the temperature required for cooling the refrigerating device 8, the refrigerating device 17 mainly generates cold air and is stored in the condensing pipe 18 to reduce the ambient heat, the refrigerating effect of the refrigerating device 8 is good, or the rain season is wet, moisture can be generated in the distribution box, or water drops can be condensed on the inner wall of the distribution box shell 1, thus the operation of the electronic components in the shell can be influenced, the heating columns 12 are arranged on the distribution box door 13, the heating columns 12 are like resistors, the resistors can generate heat after being powered on, the heating columns 12 are designed to be large in resistance, the generated heat can be larger, the air in the distribution box can be better guaranteed to be dry, the circuit or the electronic element cannot be affected, the bottom of the distribution box is provided with the vent holes 5, and the distribution box can be simply cooled.

The utility model relates to a distribution box with good heat dissipation, which comprises a distribution box shell 1; 2. A tank cap support; 3. a solar panel; 4. a box cap; 5. a vent hole; 6. a small fan; 7. a horizontal bar; 8. A refrigeration device; 9. a storage battery; 10. a wire; 11. a hinge; 12. heating the column; 13. a distribution box door; 14. A temperature sensor a; 15. a living hinge spring catch; 16. a temperature sensor b; 17. a refrigerator; 18. a condenser tube; 19. a housing; 20. a groove; 21. a dust screen; 22. a base plate; 23. the structure and principle of the snap fastener, which are all universal standard parts or parts known to those skilled in the art, can be known by technical manuals or by routine experiments.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A distribution box with good heat dissipation performance comprises a distribution box shell (1) and is characterized in that, the top of the distribution box shell (1) is fixedly connected with a box cap support (2), the top of the box cap support (2) is fixedly connected with a box cap (4), the top surface of the box cap (4) is provided with a solar panel (3), the power output end of the solar panel (3) is connected with a lead (10), the lead (10) is connected with the input end of the storage battery (9), the small fan (6) is arranged on the inner surface of the distribution box shell (1), a temperature sensor a (14) is fixedly arranged on the small fan (6), a vent hole (5) penetrates through the bottom of the distribution box shell (1), the edge of the left side of the distribution box shell (1) is welded with a hinge (11), the left side of the hinge is fixedly welded with a distribution box door (13), and a heating column (12) is arranged in the middle of the inner surface of the distribution box door (13).

2. The power distribution box of claim 1, wherein the power distribution box door (13) has a living hinge spring buckle (15) formed on an outer surface thereof.

3. The power distribution box with good heat dissipation performance according to claim 1, wherein a refrigeration device (8) is installed inside the power distribution box shell (1), the refrigeration device (8) is composed of a bottom plate (22), a temperature sensor b (16), a refrigerator (17) and a condensation pipe (18), the temperature sensor b (16) is fixedly installed on two sides of the bottom plate (22), the refrigerator (17) is installed on the upper surface of the bottom plate (22), and the condensation pipe (18) is fixedly connected to the refrigerator (17).

4. The power distribution box with good heat dissipation performance according to claim 1, wherein a shell (19) is installed inside the power distribution box shell (1), a horizontal rod (7) is fixedly connected in the shell (19), and a groove (20) is formed in the side surface of the horizontal rod (7).

5. The power distribution box with good heat dissipation performance as recited in claim 4, wherein a buckle (23) is welded on the surface of the outer shell (19), and a dust screen (21) is detachably connected to the buckle (23).