CN211629681U

CN211629681U - Block terminal with thermal diffusivity

Info

Publication number: CN211629681U
Application number: CN201922300746.5U
Authority: CN
Inventors: 杜龙生; 俞杏英; 邰根妹
Original assignee: Suzhou Shengtai Electric Power Co ltd
Current assignee: Suzhou Shengtai Electric Power Co ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-10-02
Anticipated expiration: 2029-12-19

Abstract

The utility model relates to a block terminal with thermal diffusivity, it includes the box, the bottom half is equipped with the base of fixed box, box package empty case and switch door, empty roof portion is equipped with ventilation assembly, ventilation assembly includes the ventilation storehouse, be equipped with the fan of fixing in ventilation storehouse bottom in the ventilation storehouse, empty bottom of the case portion is equipped with the end storehouse, be equipped with the ventilation hole on the end storehouse, be equipped with the filter screen that the level was placed in the end storehouse, the ventilation assembly at empty roof portion passes through the fan with the heat air in the box and absorbs, vent hole discharge on ventilation storehouse is followed through the ventilation storehouse, empty bottom of the case portion is equipped with the ventilation hole, ventilation assembly and ventilation hole carry out circulative cooling function with the air in the whole box, the utility model discloses have in time discharge the interior heat air of box and to realize the technological.

Description

Block terminal with thermal diffusivity

Technical Field

The utility model belongs to the technical field of the technique of block terminal and specifically relates to a block terminal with thermal diffusivity is related to.

Background

The distribution box is a mass parameter on data, generally forms a low-voltage forest according to electrical wiring, requires to assemble switch equipment, measuring instruments, protective electrical appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen to form the low-voltage distribution box, and can be switched on or switched off by a manual or automatic switch in normal operation.

The current chinese patent that publication number is CN205452870U discloses a block terminal, including the box, the bottom is equipped with the cable mouth in the box, the cable conductor is equipped with in the cable mouth, be equipped with solid fixed ring on the cable mouth periphery, gu be equipped with on the fixed ring along solid fixed ring circumferencial direction evenly distributed's slider, the slider bottom is equipped with the spout that supplies the slider to remove, gu be equipped with in the fixed ring with gu the solid fixed ring go up the swivel becket that interior screw-thread fit is connected, the swivel becket is close to slider one side and is equipped with the gangbar that corresponds with the slider, adjusts the size of cable mouth through swivel becket and solid fixed ring to this adapts to the size of different cables, guarantees the leakproofness of cable mouth department.

The technical scheme has the following defects: adopt fixed cable mouth mode, reach the technological effect of protection against rodents protection against insects, but adopt this kind of relatively sealed mode will reduce the air permeability and the thermal diffusivity of whole block terminal, owing to be equipped with a large amount of electrical components in the block terminal, can produce a large amount of heats under normal operating conditions, a large amount of heats can make the connecting wire in the block terminal melt, and then influence the normal function of circuit.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a block terminal with thermal diffusivity, its advantage has good heat dissipation case.

The above object of the present invention is achieved by the following technical solutions: a distribution box with heat dissipation performance comprises a box body, wherein a base for fixing the box body is arranged at the bottom of the box body;

the box body comprises an empty box for accommodating the electric elements and a switch door rotationally connected with the empty box;

the top of the empty box is provided with a ventilation assembly fixed on the top of the box body, the ventilation assembly comprises a ventilation bin fixed on the top of the empty box, the bottom of the ventilation bin is provided with a fan facing the inside of the empty box, and the ventilation bin is provided with a heat dissipation opening;

the base comprises an adjusting foot post for supporting the whole box body and a bottom bin which is rotationally connected with the adjusting foot post, the bottom bin is provided with a vent hole which is longitudinally formed, and a horizontally placed filter screen is arranged in the bottom bin;

and a fixed block is arranged on one side of the box body opposite to the opening and closing door.

By adopting the technical scheme, the electric elements in the distribution box can generate certain heat in the normal use process, the heat needs to be timely discharged out of the box body, meanwhile, the distribution box is assembled indoors, and because the indoor air permeability is unavailable, the ventilation assembly is arranged at the top of the box body, the heat generated in the box body is timely discharged out through the fan by utilizing the ventilation assembly, and the temperature in the box body tends to be stable; the box body comprises a switch door and an empty box for installing electric installation, the top of the empty box is provided with a fan at the central position, a ventilation component at the top is provided with a heat dissipating port for dissipating heat, the heat in the box body can be discharged out of the box body through the heat dissipating port, the bottom of the box body is provided with a ventilation hole communicated with a base, the ventilation hole is arranged at the bottom of the box body because the ventilation component at the top of the box body performs air draft treatment on the heat in the box body, the ventilation hole at the bottom of the box body is necessary for conveying new air in the box body, the bottommost temperature of indoor temperature is the ground, therefore, the ventilation hole is arranged at the bottom of the box body and can convey the lowest air into a wire body, further, the temperature in the box body is reduced, the heat dissipating effect is achieved, a filter screen is arranged in the base, the, this can make the box in get into a large amount of cities that return, consequently is equipped with the filter screen in the base, and the filter screen carries out filtration treatment to the air that gets into, reduces the entering of dust, is equipped with in the box with be equipped with the fixed block that supplies electrical components and parts on the switch door opposite face.

The present invention may be further configured in a preferred embodiment as: the ventilation assembly further comprises a top extension edge, the ventilation hole is formed in the bottom of the top extension edge, and an indicator lamp is arranged at the top of the ventilation assembly.

Through adopting above-mentioned technical scheme, ventilation assembly still includes the top that is bigger than the box and prolongs the limit, and the bottom is equipped with a plurality of thermovents on the top of prolonging the limit, and the opening of thermovent is down the position to the bottom, and such opening mode not only reaches radiating effect, has still avoided because the existence of thermovent, goes into a large amount of dusts of picture from the heat dissipation, can also play certain water-proof effects simultaneously.

The present invention may be further configured in a preferred embodiment as: the dustproof belt is arranged on the opposite surface of the switch door and the empty box, and the box body is provided with a belt frame opening which is in butt joint with the dustproof belt.

Through adopting above-mentioned technical scheme, be equipped with the dust prevention area on the switch door with the opposite face of empty case, when guaranteeing that the box is closing the dress state, guarantee the sealed effect of switch door department, because can be equipped with a large amount of wires in the box, insulating skin is the favorite material of rodent molar on the wire, consequently need do corresponding sealed processing to the box, reach the purpose of protection against rodents.

The present invention may be further configured in a preferred embodiment as: the switch door is provided with an observation port, and a temperature sensor is arranged in the observation port.

Through adopting above-mentioned technical scheme, be equipped with the transparent material viewing aperture on the switch door, be equipped with temperature sensor in the viewing aperture, temperature sensor monitors the temperature in the box, utilizes temperature sensor control top fan operating gear, can see the behavior of total table in the box through the viewing aperture.

The present invention may be further configured in a preferred embodiment as: and the box body is internally provided with ground ports, and two ground ports are provided with ground wires.

Through adopting above-mentioned technical scheme, be equipped with interface ground connection mouth in the box, the ground connection mouth is mainly for preventing to electrocute, all is equipped with the ground connection mouth on empty case and the bottom of having opened the door to adopt the earth connection to connect two ground connection mouths, the position of earth connection has connected empty case and switch door, and the position of its earth connection not only can not hinder the normal of switch door to hit, can also prevent that the switch door from dropping.

The present invention may be further configured in a preferred embodiment as: be equipped with the side opening that ventilates on the empty case lateral wall, it is a plurality of be equipped with dustproof cap on the side opening that ventilates.

Through adopting above-mentioned technical scheme, be equipped with the side opening that ventilates on the empty case lateral wall, the side opening effect that ventilates is further dispels the heat to the box internal temperature, guarantees the middle section position thermal diffusivity of box, is equipped with dustproof cap on every side opening that ventilates simultaneously, and dustproof cap can prevent that the dust from getting into in the box.

The present invention may be further configured in a preferred embodiment as: the adjusting foot post comprises a plurality of fixed posts fixed at the bottom of the base, a disc pad which is connected with the threaded post in a rotating mode and is fixedly connected with the threaded post, and an adjusting nut is arranged on the threaded post.

Through adopting above-mentioned technical scheme, the heel post includes a plurality of fixed columns of fixing in the base bottom, the screw thread post rotates the bottom of fixing at the fixed column, be equipped with regulation screw thread post altitude mixture control nut on the screw thread post, utilize the gradient of adjusting nut regulation whole box, guarantee the stationarity of whole box, prevent because the unevenness on box or ground, and then cause the slope of box, can rock after the box slope, rock the wiring port that makes the internal wire of box and cause slack, the box stability that consequently needs to guarantee.

The present invention may be further configured in a preferred embodiment as: the hollow box is internally provided with a reinforcing rib, the reinforcing rib is provided with a fixing hole, and the hollow box is also internally provided with a chute fixed on the side wall of the hollow box.

Through adopting above-mentioned technical scheme, the opposite face of opening the door in the empty case is equipped with the strengthening rib, and the effect of strengthening rib uses and strengthens empty case length direction fastness, prevents when the installation electrical installation board, and the lateral wall of strengthening rib in the box is because the material reason is bent to fall.

To sum up, the utility model discloses a following at least one useful technological effect:

1. through the design of the ventilation assembly and the bottom bin, the technical effects that air enters the box body from the bottom and is discharged from the top are achieved;

2. the ventilation holes are formed in the bottom of the ventilation bin, so that the heat dissipation effect is achieved, and meanwhile, dust is prevented from entering the box body;

3. through increasing temperature sensor on the switch door for the switch door is opened the back pilot lamp and is lighted, prevents that the ventilation unit in the box can not normally work.

Drawings

Fig. 1 is a schematic view of the overall structure shown in the present embodiment;

fig. 2 is a schematic view of the internal structure of the electric distribution box according to the present embodiment;

fig. 3 is a sectional view of the inside of the electric distribution box shown in this embodiment.

In the figure, 1, a box body; 2. a base; 3. empty boxes; 4. opening and closing the door; 5. a ventilation assembly; 6. a ventilation bin; 7. a fan; 8. a heat dissipation port; 9. adjusting the stilts; 10. a bottom bin; 11. a vent hole; 12. a filter screen; 13. a fixed block; 14. carrying out top extension; 15. an indicator light; 16. a dust-proof belt; 17. a belt frame opening; 21. a viewing port; 22. a temperature sensor; 23. a ground port; 24. a ground line; 25. a ventilation side hole; 26. a dust cap; 27. fixing a column; 28. a threaded post; 29. a disc pad; 30. adjusting the nut; 31. reinforcing ribs; 32. a fixing hole; 33. a chute.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

referring to fig. 1, for the utility model discloses a block terminal with thermal diffusivity, including box 1, box 1 bottom is equipped with the base 2 with box 1 fixed connection, and box 1 top is equipped with and is used for carrying out radiating ventilation module 5 in to box 1. The box body 1 comprises an empty box 3 and a switch door 4, the empty box 3 is used for installing corresponding electrical components, and the switch door 4 seals the empty box 3 after the components are installed. One side that corresponds with switch door 4 in the box 1 is equipped with strengthening rib 31, and strengthening rib 31 can increase the fastness of whole strengthening rib 31 one side. One side corresponding to switch door 4 in box 1 still is equipped with fixed block 13, and fixed block 13 is used for giving the fixed usefulness of electrical installation board. The working process is to fix the large and small fixed electric element plates on the fixed block 13, so that one surface of the reinforcing rib 31 needs to have good firmness.

Referring to fig. 2, the ventilation assembly 5 includes a ventilation bin 6 located at the top of the box 1, a fan 7 facing the inside of the box 1 is arranged in the ventilation bin 6, the fan 7 sucks heat in the box 1 into the ventilation bin 6, a heat dissipation opening 8 is arranged on the ventilation bin 6, and the heat absorbed from the inside of the box 1 is discharged to the outside of the box 1 from the heat dissipation opening 8. The ventilation bin 6 is provided with a top extending edge 14 at the top of the box body 1, the position of the heat dissipation port 8 is arranged on the bottom surface of the top extending edge 14, the heat dissipation port 8 is arranged at the bottom of the top extending edge 14, so that the heat dissipation effect can be achieved, and meanwhile, the arrangement can ensure that dust does not enter the box body 1.

Referring to fig. 2, the junction of the bottom of the empty box 3 and the base 2 is provided with a vent hole 11, the ventilation component 5 at the top of the empty box 3 discharges the heat in the box 1 through the heat dissipation port 8 to the outside of the box body 1, therefore, the ventilation component 5 performs the air suction function in the empty box 3, so the vent hole 11 will enter the air from the bottom of the box body 1, the vent hole 11 is arranged at the bottom of the box body 1 because the temperature of the indoor ground is relatively low, therefore, the air temperature entering through the vent hole 11 will be low, and then the temperature in the empty box 3 can be effectively reduced when the air flows into the box body 1, and the heat dissipation effect is achieved. Also because the ventilation hole 11 position sets up in the bottom reason simultaneously, can follow ventilation hole 11 and inhale a large amount of dust, consequently be equipped with one deck filter screen 12 in base 2, filter screen 12 is a structure grid structure that is denser, can adsorb a large amount of dust, and then prevents that the dust from getting into in the empty case 3.

Referring to fig. 3, base 2 is including fixing in base 2 bottom fixed column 27, and fixed column 27 bottom is equipped with the regulation heel post 9 that is used for adjusting whole box 1 stationarity, adjusts heel post 9 include with ground contact disc pad 29, rotate the screw thread post 28 of being connected with screw thread post 28, and screw thread post 28 is screwed with adjusting nut 30, rotates adjusting nut 30 and changes four heel post stationarities, and then makes whole box 1 be in balanced the placing, guarantees that whole box 1 is in steadily placing. Box 1 rocks very easily to cause under the condition that box 1 was in non-steady placing, rocks box 1 and can cause the interior wire of box 1 to drop, causes the trouble for later maintenance, and the wire drops and produces the danger of electric shock more easily on box 1 lateral wall.

Referring to fig. 1, a grounding port 23 is arranged on one side, corresponding to the empty box 3, in the switch door 4, the grounding port 23 is also fixedly arranged in the empty box 3, the two grounding ports 23 are fixedly connected through a grounding wire 24, the grounding wire 24 is adopted to prevent electric shock hazard in the box body 1, and meanwhile, the grounding wire 24 is adopted to connect the switch door 4 with the empty box 3, so that the electric shock hazard is solved, and the danger of preventing the switch door 4 from falling off is also played.

Referring to fig. 3, the reinforcing rib 31 not only increases the firmness of the box 1, but also increases the thickness of the box 1, so that when the box 1 generates heat, the heat cannot be directly transmitted to the box 1, the box 1 which is in direct heat conduction for a long time can damage the quality of the box 1, and the insulating paint on the box 1 is easy to fall off, thereby causing the danger of easy electric shock. The reinforcing ribs 31 are provided with fixing holes 32 for fixing the electric element board, and only the electric element board is fixed to the fixing block 13, so that the fixing block 13 is burdened excessively, and the middle reinforcing ribs 31 are further fixed to secure the electric element board. Establish spout 33 on the inner wall of box 1, the effect of spout 33 is for conveniently placing horizontal placement equipment in empty case 3, places the slidable sliding plate in the corresponding spout 33 in both sides, can place corresponding equipment, utilizes the sliding plate to remove in spout 33, and then conveniently takes out.

Referring to fig. 1, the opposite surface of the switch door 4 and the empty box 3 is provided with a dustproof belt 16, the box body 1 is provided with a belt frame opening 17 corresponding to the dustproof belt 16, the tightness of the empty box 3 and the switch door 4 is ensured after the switch door 4 is closed, and then the interior of the box body 1 is in a steady flow state, and the air in the box body 1 is ensured to enter the top from the bottom and cannot be in a state. The switch door 4 is provided with an observation port 21, the working condition of main components in the empty box 3 can be directly observed from the observation port 21, and the times of opening and closing the switch door 4 are reduced.

Referring to fig. 2, a ventilation side hole 25 is formed in the side wall of the box body 1, a dust cap 26 is formed on the ventilation side hole 25, the ventilation side hole 25 increases the discharge speed of heat in the box body 1, and the dust cap 26 is added on the ventilation side hole 25, so that the opening direction of the ventilation side hole 25 faces the ground, and the entrance of ash into the empty box 3 is reduced.

The implementation principle of the embodiment is as follows: after installing fixed corresponding electrical components in box 1, closing switch door 4 the back, pilot lamp 15 on the switch door 4 will be closed, pilot lamp 15 is closing the back, ventilation assembly 5 in the box 1 will begin to work, temperature sensor 22 on the switch door 4 inner wall will detect the temperature in to box 1, will accelerate the rotational speed of fan 7 when the temperature in box 1 is too high, and then reach the control to temperature balance in the box 1. The fan 7 sucks the hot air in the box body 1 into the ventilation bin 6, and after the hot air is sucked into the ventilation bin 6, the hot air is discharged out of the box body 1 from the ventilation hole 11 on the ventilation bin 6. The bottom bin 10 arranged at the bottom of the box body 1 sucks air in the box body 1 through the upper ventilation assembly 5 to form pressure, so that new air automatically flows into the box body 1, and the temperature in the box body 1 is naturally reduced.

The embodiments of the present invention are the preferred embodiments of the present invention, and the protection scope of the present invention is not limited by this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A distribution box with heat dissipation performance comprises a box body (1), wherein a base (2) for fixing the box body (1) is arranged at the bottom of the box body (1);

the method is characterized in that: the box body (1) comprises an empty box (3) for accommodating electric elements and a switch door (4) rotationally connected with the empty box (3);

the top of the empty box (3) is provided with a ventilation assembly (5) fixed on the top of the box body (1), the ventilation assembly (5) comprises a ventilation bin (6) fixed on the top of the empty box (3), the bottom of the ventilation bin (6) is provided with a fan (7) which is right opposite to the inside of the empty box (3), and the ventilation bin (6) is provided with a heat dissipation opening (8);

the base (2) comprises an adjusting foot post (9) for supporting the whole box body (1) and a bottom bin (10) rotatably connected with the adjusting foot post (9), the bottom bin (10) is provided with a vent hole (11) which is longitudinally formed, and a filter screen (12) which is horizontally placed is arranged in the bottom bin (10);

and a fixed block (13) is arranged on one side of the box body (1) opposite to the opening and closing door (4).

2. The electrical box of claim 1, wherein: the ventilation assembly (5) further comprises a top extension edge (14), the heat dissipation opening (8) is arranged at the bottom of the top extension edge (14), and an indicator lamp (15) is arranged at the top of the ventilation assembly (5).

3. The electrical box of claim 1, wherein: the dust-proof belt (16) is arranged on the opposite surface of the switch door (4) and the empty box (3), and a belt frame opening (17) butted with the dust-proof belt (16) is arranged on the box body (1).

4. The electrical box of claim 1, wherein: be equipped with viewing aperture (21) on switch door (4), be equipped with temperature sensor (22) in viewing aperture (21).

5. The electrical box of claim 1, wherein: the box body (1) is internally provided with grounding ports (23), and two grounding ports (23) are provided with grounding wires (24).

6. The electrical box of claim 1, wherein: be equipped with ventilation side opening (25) on empty case (3) lateral wall, it is a plurality of be equipped with dustproof cap (26) on ventilation side opening (25).

7. The electrical box of claim 1, wherein: the adjusting foot post (9) comprises a plurality of fixing posts (27) fixed at the bottom of the base (2), a disc pad (29) which is connected with the fixing posts (27) in a rotating mode and is connected with the threaded post (28) in a rotating mode, and adjusting nuts (30) are arranged on the threaded post (28).

8. The electrical box of claim 1, wherein: be equipped with strengthening rib (31) in empty case (3), be equipped with fixed orifices (32) on strengthening rib (31), still be equipped with spout (33) of fixing on empty case (3) lateral wall in empty case (3).