CN218216271U

CN218216271U - Block terminal with cooling function

Info

Publication number: CN218216271U
Application number: CN202221623287.XU
Authority: CN
Inventors: 张牧晗; 陈连敬
Original assignee: Beijing Longchangda Power Engineering Co ltd
Current assignee: Beijing Longchangda Power Engineering Co ltd
Priority date: 2022-06-27
Filing date: 2022-06-27
Publication date: 2023-01-03
Anticipated expiration: 2032-06-27

Abstract

The application relates to a block terminal technical field especially relates to a block terminal with cooling function, and its technical scheme main points are: the air-cooling fan is characterized by comprising an inner shell and a driving assembly, wherein the inner shell is used for placing various components, an air inlet and an air outlet are formed in the inner shell, a heat-dissipating fan used for sending external air into the inner shell through the air inlet is fixed on the inner shell, a plurality of swing plates positioned in the inner shell are arranged on the air outlet side of the heat-dissipating fan, and the driving assembly is used for driving the swing plates to swing in a fixed-axis manner; the air outlet side wind direction of the heat dissipation fan can be changed in the swinging process of the swinging plate; the purpose that the distribution box has a better heat dissipation effect to slow down the aging of components and parts and circuits is achieved.

Description

Block terminal with cooling function

Technical Field

The application relates to the technical field of distribution boxes, in particular to a distribution box with a cooling function.

Background

Distribution boxes are the final devices of power distribution systems and play an important role in regulating circuit voltage and delivering power. Block terminal internally mounted has switching device, measures the ammeter to and other auxiliary assembly, after various components and parts in the block terminal worked for a long time, will produce a large amount of heats, consequently need effectual mode to dispel the heat to make the inside temperature surge of switch board because thermal continuous accumulation, thereby influence the normal work of switch board.

The block terminal of record among the correlation technique, the radiating mode that the block terminal generally adopted sets up a plurality of ventilation holes at the cabinet body to installation heat dissipation fan makes the inside and outside heat exchange that realizes of block terminal through utilizing the natural wind to flow like this, in order to reach the radiating purpose of block terminal.

But this kind of mode that utilizes ventilation hole and heat dissipation fan heat dissipation is inefficient, the heat dissipation fan only can be with the regional steam that the heat dissipation fan corresponds through the ventilation hole outside of discharging the block terminal, after the long-time work of multiple components and parts in the block terminal, only through ventilation hole and heat dissipation fan, only can satisfy the purpose that the work produced a large amount of heat of the fan that will dispel the heat to components and parts rapidly shifts to the block terminal outside, this can lead to the unable quick discharge of heat that all the other components and parts produced, and the heat can constantly accumulate, make the inside temperature of block terminal rise rapidly, even components and parts can tolerate so high temperature and normal operating, but higher temperature environment still easily leads to partial components and parts and circuits aging phenomenon to appear, reduce the life of components and parts, will influence the normal operating of whole distribution network even after long-time.

SUMMERY OF THE UTILITY MODEL

In order to make the block terminal have better radiating effect to slow down the ageing of components and parts and circuit, this application provides a block terminal with cooling function.

The application provides a pair of block terminal with cooling function adopts following technical scheme:

a distribution box with a cooling function comprises an inner shell and a driving assembly, wherein the inner shell is used for placing various components, an air inlet and an air outlet are formed in the inner shell, a heat dissipation fan used for sending external air into the inner shell through the air inlet is fixed on the inner shell, a plurality of swing plates located inside the inner shell are arranged on the air outlet side of the heat dissipation fan, and the driving assembly is used for driving the swing plates to swing in a fixed-axis mode; the air outlet side wind direction of the heat dissipation fan can be changed in the swinging process of the swinging plate.

Through adopting above-mentioned technical scheme, the inspiratory wind of heat dissipation fan not only can cover the heat dissipation fan installation department to the region, can also cover the inside other regional various components and parts of block terminal for outside all steam homoenergetic in the block terminal is discharged the block terminal, thereby reduce all regional temperatures in the block terminal, appear ageing phenomena in order to slow down partial components and parts and circuit, improve the life of components and parts.

Optionally, the number of the driving assemblies is two, and the driving assembly includes a plurality of slave chain wheels, a chain for driving the slave chain wheels to rotate, a main chain wheel for driving the chain to move, and a motor for driving the main chain wheel to rotate.

Through adopting above-mentioned technical scheme, two motor synchronous drive swing boards avoid the sprocket because the atress inequality leads to the dead problem of card.

Optionally, inner shell internally mounted has proximity switch, last proximity switch and controller down, goes up proximity switch and lower proximity switch and all couples with the controller, and the controller is coupled with two motors respectively.

By adopting the technical scheme, the swinging condition of the swinging plate can be controlled so as to control the wind direction of the air blown out by the heat dissipation fan.

Optionally, the inner shell body is covered with an outer shell body, the outer shell body is provided with a first louver, a second louver and a rain-proof plate, and the rain-proof plate is located above the first louver and the second louver.

Through adopting above-mentioned technical scheme, can prevent that the rainwater from entering into inside the block terminal to play the guard action to the inside components and parts of block terminal.

Optionally, the outer surface of the inner shell close to the air inlet and the air outlet are covered with dustproof gauze.

Through adopting above-mentioned technical scheme, can play dustproof filterable effect.

Optionally, a gap exists between the inner shell and the outer shell, and a heat-conducting silica gel sheet is arranged in the gap.

Through adopting above-mentioned technical scheme, can guarantee that inlayer casing and outer casing have better intensity, can also make the inspiratory wind of heat dissipation fan come from the block terminal outside completely to improve heat dispersion, heat conduction silica gel piece makes and forms an insulating layer between inlayer casing and the outer casing in addition, in order to prevent the block terminal electric leakage.

Optionally, the outer casing outside is provided with connector, spacing body and tarpaulin to and the waterproof board, and the waterproof board setting is in the outer casing outside, and the connecting block rigid coupling is on the waterproof board, and the connector is provided with the arch, is provided with on the spacing body to supply protruding male breach, the tarpaulin both ends respectively with connector, spacing body rigid coupling.

Through adopting above-mentioned technical scheme, can form a water-proof wall to prevent the space between water tarpaulin and the outer shell, in order to reach better water-proof effects.

Optionally, a water outlet is formed in the bottom of the limiting body, and the water outlet is located on one side, away from the outer shell, of the limiting body.

Through adopting above-mentioned technical scheme, can be with the internal water discharge of spacing.

Optionally, a bottom plate is fixedly connected to the lower portion of the outer shell, and a sealing ring is arranged between the limiting body and the bottom plate.

Through adopting above-mentioned technical scheme, can realize the sealing washer between spacing body and the bottom plate.

In summary, the present application has the following technical effects:

1. by arranging the heat dissipation fan, the swing plate and the driving assembly, the wind direction can comprehensively cover the inside of the distribution box from top to bottom, and the heat inside the distribution box can be completely discharged to the outside of the distribution box through the ventilation holes in the shell;

2. by arranging the waterproof base assembly, the distribution box still has strong waterproof capability under the condition of deep water accumulation;

3. through having set up flashing and shutter, can make the block terminal satisfy under the condition that the heat dissipation required, have very strong rain-proof ability in addition.

Drawings

Fig. 1 is a schematic perspective view of an electrical distribution box in an embodiment of the present application;

fig. 2 is a schematic internal perspective view of an electrical distribution box in an embodiment of the present application;

FIG. 3 is a front cross-sectional view of an electrical box in an embodiment of the present application;

FIG. 4 is a schematic structural diagram of a swing assembly in an embodiment of the present application;

FIG. 5 is an enlarged view of a portion of FIG. 4 at A;

fig. 6 is a cross-sectional view of a waterproof base assembly in an embodiment of the present application.

In the figure, 1, an outer shell; 2. an inner shell; 3. a flashing board; 4. a first louver; 5. a waterproof base assembly; 51. a linker; 52. a limiting body; 521. a water outlet; 53. waterproof cloth; 54. a waterproof sheet; 55. a seal ring; 6. a distribution box door; 71. a reinforcing plate; 72. a connecting plate; 73. a support pillar; 74. a swing plate; 8. a heat dissipation fan; 9. a drive assembly; 91. an electric motor; 92. a chain; 93. a main sprocket; 94. a slave sprocket; 95. mounting a column; 10. a lower proximity switch; 11. a controller; 12. an upper proximity switch; 13. a second louver; 14. an air inlet; 15. a dust-proof gauze; 16. an air outlet; 17. a base plate; 18. a heat-conducting silica gel sheet; 19. a first metal inductor; 20. a second metal sensor.

Detailed Description

In the description of the present application, it is to be noted that the terms "inner", "outer", "cold", "hot", "high temperature", "vertical", "horizontal", and the like are based on the relative relationships shown in the drawings and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the process or module referred to must have a particular orientation, state, and operation and thus should not be construed as limiting the present invention.

The present application is described in further detail below with reference to the attached drawings.

Referring to fig. 1 and 2, the present application provides a distribution box with a cooling function, which includes an inner shell 2 for placing various components, an outer shell 1 covering the outer part of the inner shell 2, a distribution box door 6 hinged on the outer shell 1, a waterproof base assembly 5 installed at the bottom of the outer shell 1, and a heat dissipation fan 8, a swing plate 74 and a driving assembly 9 installed in the inner shell 2. Drive assembly 9 can drive swing board 74 and realize upwards or reciprocal swing downwards, make the inspiratory wind of heat dissipation fan 8 not only can cover the heat dissipation fan 8 installation department to the region, can also cover the inside other regional various components and parts of block terminal for inside all steam homoenergetic of block terminal is outside being discharged the block terminal, thereby reduce all regional temperatures in the block terminal, appear ageing phenomenon in order to slow down part components and parts and circuits, improve the life of components and parts.

Specifically, referring to fig. 3 and 4, the outer shell 1 is provided with a first square hole and a second square hole, the first square hole is provided with the first louver 4, the second square hole is provided with the second louver 13, the inner shell 2 is provided with the air inlet 14 and the air outlet 16, the air inlet 14 is opened towards the second louver 13, the air outlet 16 is opened towards the first louver 4, and the heat dissipation fan 8 is embedded in the air inlet 14. The swinging plates 74 are distributed at intervals from top to bottom, the swinging plates 74 are arranged in parallel, a supporting column 73 for hinging the swinging plates 74, a horizontally arranged reinforcing plate 71 and a connecting plate 72 fixedly connected between the supporting column 73 and the inner shell 2 are installed in the inner shell 2, a hinged shaft between the swinging plates 74 and the supporting column 73 transversely penetrates through two ends of the swinging plates 74, the hinged shaft is fixedly connected with the swinging plates 74 and rotatably connected with the supporting column 73, and the driving component 9 is used for driving the hinged shaft to rotate around the axis of the hinged shaft in a fixed-axis mode.

When the heat dissipation fan 8 starts to work, the heat dissipation fan 8 can accelerate air flow, so that external air enters the inner shell 2 through the second louver 13 and the air inlet 14 in sequence, the driving component 9 drives the swing plate 74 to swing, the wind direction blown out by the heat dissipation fan 8 uniformly covers the inner shell 2 from top to bottom or from bottom to top, and then hot air generated by components is driven to finally flow out through the air outlet 16 and the second louver 13 so as to improve the heat dissipation effect of the distribution box.

The number of the support columns 73 is two, two ends of the swing plate 74 are hinged to the corresponding support columns 73, one end of the connecting plate 72 is welded to the support columns 73, the other end of the connecting plate is welded to the inner shell 2, the support columns 73 are fixed to the inner shell 2, the support columns 73 are perpendicular to the bottom of the inner shell 2, the two support columns 73 are arranged in parallel, and the reinforcing plate 71 is fixedly connected to the upper ends of the two support columns 73.

Referring to fig. 5, there are two driving assemblies 9, the two driving assemblies 9 are respectively disposed at two ends of the swing plate, each driving assembly 9 includes a plurality of slave chain wheels 94 corresponding to the swing plate 74 one to one, a chain 92 disposed on the slave chain wheels 94 at the same time, a master chain wheel 93 driving the chain 92 to move, and a motor 91 driving the master chain wheel 93 to rotate, a square groove is disposed on the support column 73, the motor 91 is embedded in the square groove, an output shaft of the motor 91 is rotatably connected to the master chain wheel 93, the slave chain wheel 94 is coaxially connected to the mounting column 9 fixedly connected to the support column 73, the chain 92 is cooperatively connected to the master chain wheel 93 and the slave chain wheel 94, the swing plate 74 is fixedly connected to the slave chain wheel 94, and a hinge shaft of the slave chain wheel 94 is fixedly connected to the swing plate 74 and rotatably connected to the support column 73.

Referring to fig. 4, in order to control the swing amplitude of the swing plate 74, a lower proximity switch 10 fixed on the supporting column 73 near the lowermost swing plate 74, an upper proximity switch 12 fixed on the supporting column 73 near one side of the uppermost swing plate 74, and a controller 11 fixed on the reinforcing plate 71 are further installed in the distribution box, the upper proximity switch 12 is coupled to the controller 11, the lower proximity switch 10 is also coupled to the controller 11, and the controller 11 is respectively coupled to the motors 91 on both sides. A first metal induction piece 19 is arranged on the upper surface of the uppermost swinging plate 74, and the metal induction piece 19 is positioned on one side of the swinging plate 74 far away from the heat dissipation fan 8; a second metal sensing member 20 is also disposed on the lower surface of the lowermost swing plate 74, and the second metal sensing member 20 is also located on the side of the swing plate 74 away from the heat dissipation fan 8.

Under the action of the controller 11, the motors 91 on both sides rotate synchronously to drive the main sprocket 93 to rotate, the main sprocket 93 and the plurality of slave sprockets 94 sequentially mesh with the chain 92 along the length direction of the chain 92, the main sprocket 93 rotates to drive the chain 92 to transmit, and the chain 92 drives the slave sprockets 94 to rotate, so that the swing plate 74 coaxially fixed with the slave sprockets 94 can rotate. When the electric motors 91 rotate clockwise, the swinging plates 74 are driven by the chain wheels 94 to swing upwards, when the first metal sensing piece 19 on the swinging plate 74 at the uppermost end is close to the upper proximity switch 12, the upper proximity switch 12 converts the detected change into an output signal and transmits the output signal to the controller 11, and the controller 11 controls the two electric motors 91 to start rotating anticlockwise, so that the swinging plates 74 start swinging downwards, and the wind direction is blown to the bottom of the distribution box.

When the second metal sensing part 20 on the lowermost swing plate 74 is close to the lower proximity switch 10, the lower proximity switch 10 converts the detected change into an output signal, and transmits the output signal to the controller 11, the controller 11 controls the two motors 91 to start rotating clockwise again, so that the swing plate 74 starts swinging upwards, and the wind blows towards the top of the distribution box, therefore, under the action of the upper proximity switch 12, the lower proximity switch 10 and the controller 11, the swing plate 74 can realize continuous reciprocating up-and-down swinging.

Referring to fig. 3, still the rigid coupling has the flashing board 3 on outer shell 1, and the flashing board 3 sets up respectively in the top of first shutter 4 and second shutter 13, and the flashing board 3, first shutter 4 and second shutter 13 can all prevent that the rainwater from entering into inside the block terminal to play the guard action to the inside components and parts of block terminal. In addition, the outer surfaces of the air inlet 14 and the air outlet 16 close to the inner shell 2 are covered with dustproof gauze 15 to play a role in dust prevention and filtration.

In addition, there is the clearance between inlayer casing 2 and the outer casing 1, clearance department fills has the heat conduction silica gel piece 18 of polylith, heat conduction silica gel piece 18 avoids air intake 14, second shutter 13, air outlet 16, and first shutter setting, heat conduction silica gel piece 18 heat conductivity is good, it is insulating, the shock attenuation, heat conduction silica gel piece 18 can guarantee that inlayer casing 2 and outer casing 1 have better intensity, can also make the inspiratory wind of cooling fan 8 come from the block terminal outside completely, thereby improve heat dispersion, and heat conduction silica gel piece 18 makes and forms an insulating layer between inlayer casing 2 and the outer casing 1, in order to prevent the block terminal electric leakage.

Referring to fig. 6, the waterproof base assembly 5 surrounds the distribution box for a circle, and the waterproof base assembly 5 includes a waterproof plate 54 disposed outside the outer shell 1, a connecting body 51 fixed to the waterproof plate 54, a limiting body 52 fixed to the bottom plate 17, a waterproof cloth 53 for blocking water flow, and a sealing ring 55 for sealing. The longitudinal section of the connecting body 51 is T-shaped, the width of the cross section of the limiting body 52 is smaller than that of the connecting body 51, the top of the limiting body 52 is provided with a notch for inserting the convex part of the connecting body 51, one end of the waterproof cloth 53 is fixedly connected to the bottom of the limiting body 52, the other end of the waterproof cloth 53 is fixedly connected to the bottom of the convex part of the connecting body 51, and the waterproof cloth 53 is arranged in the limiting body 52 in a folding mode, namely when the waterproof cloth 53 is stretched by external force, the length of the waterproof cloth 53 can be extended. In addition, the bottom of the limiting body 52 is provided with a water outlet 521, and the water outlet 521 is positioned on the side of the limiting body 52 away from the outer shell 1. The sealing ring 55 is disposed between the limiting body 52 and the bottom plate 17 for sealing to prevent water from entering the gap between the tarpaulin 53 and the outer shell 1.

When the water level is lower than the upper surface of the limiting body 52, the connecting body 51 and the limiting body 52 can be tightly attached, the water level rises, and when the water level exceeds the upper surface of the limiting body 52, the waterproof board 54 and the connecting body 51 fixedly connected with the waterproof board can move upwards under the action of water buoyancy, so that the waterproof cloth 53 is driven to move upwards until the waterproof cloth reaches the limit position, and a waterproof wall is formed, so that a gap between the waterproof cloth 53 and the outer shell 1 is prevented, and a good waterproof effect is achieved; since the convex portion of the connecting body 51 moves out of the notch of the position-limiting body 52 during the process of raising the waterproof board 54 and the connecting body 51, water can enter the position-limiting body 52 through the gap, and then the water level can continuously drop until the water level is lower than the height of the water outlet 521, and the water inside the position-limiting body 52 can also flow out through the water outlet 521.

To sum up, the application process of this application is: the driving assembly 9 can drive the swing plate 74 to swing upwards or downwards in a reciprocating mode, and wind energy absorbed by the heat dissipation fan 8 can cover all various components in the distribution box, so that all hot air in the distribution box can be exhausted out of the distribution box, the temperature of all regions in the distribution box is reduced, the ageing phenomenon of parts of the components and circuits is reduced, and the service life of the components is prolonged.

The present embodiment is only for explaining the present application, and it is not limited to the present application, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present application.

Claims

1. The utility model provides a block terminal with cooling function which characterized in that: the air conditioner comprises an inner shell (2) and a driving assembly (9), wherein the inner shell (2) is used for placing various components, an air inlet (14) and an air outlet (16) are formed in the inner shell (2), a heat dissipation fan (8) used for sending external air into the inner shell (2) through the air inlet is fixed on the inner shell (2), a plurality of swing plates (74) located in the inner shell (2) are arranged on the air outlet side of the heat dissipation fan (8), and the driving assembly (9) is used for driving the swing plates (74) to swing in a fixed-axis mode; the air outlet side wind direction of the heat radiation fan (8) can be changed in the process of swinging the swinging plate (74).

2. The electric box with a cooling function according to claim 1, wherein: the two driving components (9) are arranged, and each driving component (9) comprises a plurality of driven chain wheels (94), a chain (92) driving the driven chain wheels (94) to rotate, a main chain wheel (93) driving the chain (92) to move, and a motor (91) driving the main chain wheel (93) to rotate.

3. The electric box with a cooling function according to claim 1, wherein: inner shell (2) internally mounted has lower proximity switch (10), goes up proximity switch (12) and controller (11), goes up proximity switch (12) and lower proximity switch (10) and all couples with controller (11), and controller (11) are coupled with two motor (91) respectively.

4. The electric box with a cooling function according to claim 1, wherein: the outer cover of the inner shell (2) is provided with an outer shell (1), the outer shell (1) is provided with a first shutter (4), a second shutter (13) and a rain-proof plate (3), and the rain-proof plate (3) is positioned above the first shutter (4) and the second shutter (13).

5. The distribution box with a cooling function according to claim 4, wherein: the outer surfaces of the air inlet (14) and the air outlet (16) close to the inner shell (2) are covered with dustproof gauze screens (15).

6. The distribution box with a cooling function according to claim 4, wherein: a gap exists between the inner shell (2) and the outer shell (1), and a heat-conducting silica gel sheet (18) is arranged in the gap.

7. The electric box with a cooling function according to claim 1, wherein: the outer shell (1) outside is provided with connector (51), spacing body (52) and tarpaulin (53) to and waterproof board (54), and waterproof board (54) set up in outer shell (1) outside, and the connecting block rigid coupling is on waterproof board (54), and connector (51) are provided with the arch, are provided with on spacing body (52) and supply protruding male breach, and tarpaulin (53) both ends respectively with connector (51), spacing body (52) rigid coupling.

8. The electric box with a cooling function according to claim 6, wherein: the bottom of the limiting body (52) is provided with a water outlet (521), and the water outlet (521) is positioned on one side of the limiting body, which deviates from the outer shell (1).

9. The electric box with a cooling function according to claim 7, wherein: a bottom plate (17) is fixedly connected to the lower portion of the outer shell (1), and a sealing ring (55) is arranged between the limiting body (52) and the bottom plate (17).