CN112234461B

CN112234461B - Energy-concerving and environment-protective low-voltage distribution cabinet

Info

Publication number: CN112234461B
Application number: CN202011481356.3A
Authority: CN
Inventors: 瞿奔; 郑肖楠; 郑肖彬
Original assignee: Jingtai Electric Group Co ltd
Current assignee: Jingtai Electric Group Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-02-19
Anticipated expiration: 2040-12-15
Also published as: CN112234461A

Abstract

The invention relates to the field of power cabinets, and particularly discloses an energy-saving and environment-friendly low-voltage power distribution cabinet, which comprises a shell, a base, a supporting spring, a cooling fan and cooling holes, wherein the heat dissipation fan is arranged on the shell; the heat dissipation device comprises a shell and a base, wherein the shell is fixedly connected with the base through a plurality of vertical supporting springs, a heat dissipation cavity is formed between a heat conduction partition plate and a shell side wall corresponding to one side, a plurality of heat dissipation holes are uniformly distributed in the shell side wall corresponding to the heat dissipation cavity, the heat dissipation holes are arranged in a matrix mode, a horizontal guide cylinder is fixedly mounted on the outer side of each row of heat dissipation holes, the length of the guide cylinder is gradually increased from top to bottom, a horizontal impeller is mounted at the outer end port of the guide cylinder, and collection tipping buckets are mounted at two ends of the top of the shell. The rainwater collecting device can collect rainwater in rainy days, then the rainwater falls down to drive the impeller to rotate, and power generation and storage are carried out by utilizing water flow, natural resources are utilized to generate power, energy consumption is reduced, and good energy-saving and environment-friendly effects are achieved.

Description

Energy-concerving and environment-protective low-voltage distribution cabinet

Technical Field

The invention relates to the field of power cabinets, in particular to an energy-saving and environment-friendly low-voltage power distribution cabinet.

Background

The distribution cabinet is a final-stage device of a distribution system. The power distribution cabinet is a general name of a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops; the motor control center is used for occasions with concentrated loads and more loops. They distribute the power of a certain circuit of the upper-level distribution equipment to the nearby loads. This level of equipment should provide protection, monitoring and control of the load. The rated current of the low-voltage power distribution cabinet is 50Hz, and the power distribution system with the rated voltage of 380v is used for power, illumination and power conversion and control of power distribution.

Inside can produce more heat when the switch board is moving, is usually at the internally mounted radiator fan, blows in the air to inside, takes away the heat of inside, reduce temperature to radiator fan moves all the year round, and the switch board is more to the consumption of electric power like this, causes use cost to increase, consequently, needs improve current switch board.

Disclosure of Invention

The invention aims to provide an energy-saving and environment-friendly low-voltage power distribution cabinet to solve the problems in the background technology.

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

an energy-saving environment-friendly low-voltage power distribution cabinet comprises a shell, a base, a supporting spring, a cooling fan and cooling holes; the base is arranged at the bottom of the shell, and the shell and the base are fixedly connected through a plurality of vertical supporting springs, so that the shell is arranged above the base and plays a role in damping and buffering the vibration of the shell; a horizontal heat dissipation fan is arranged on the rear side of the shell, the heat dissipation fan sends external air into the shell to reduce the internal temperature, the heat dissipation fan is connected to a storage battery through a wire, the storage battery is used for supplying power, and meanwhile, commercial power is also used for supplying power, and commercial power is used when the storage battery is insufficient; a plurality of mounting racks are fixedly mounted in the shell, and elements in the power distribution cabinet are fixed through the mounting racks; a heat-conducting partition plate is fixed on the inner wall of the shell, a heat-radiating cavity is formed between the heat-conducting partition plate and the shell side wall on the corresponding side, the heat-radiating cavities on the left side and the right side are communicated together at the bottom, and a plurality of heat-radiating holes are uniformly distributed on the shell side wall corresponding to the heat-radiating cavity, so that air in the heat-radiating cavity flows, and heat transferred to the interior of the heat-radiating cavity by the heat-conducting partition plate is taken away; the heat dissipation holes are arranged in a matrix form, a horizontal guide cylinder is fixedly installed on the outer side of each row of heat dissipation holes, the guide cylinder is communicated with the inside of the heat dissipation cavity through the heat dissipation holes, and external air enters the heat dissipation cavity through a port of the guide cylinder to take away internal heat; the length of the guide cylinder is gradually increased from top to bottom, a horizontal impeller is installed at the outer end port of the guide cylinder, the impeller extends out of the port of the guide cylinder, a generator is coaxially connected to the central shaft of the impeller, the generator is driven to rotate through the rotation of the impeller, the generator is used for generating electricity to generate electricity, the generator is connected to a storage battery to charge the storage battery, and the electricity is stored; the two ends of the top of the shell are both provided with a collecting tipping bucket, the middle part of the collecting tipping bucket is fixedly provided with a horizontal rotating shaft parallel to the impeller in a penetrating way, the two ends of the rotating shaft are rotatably connected to the top of the shell through bearing seats, and the collecting tipping bucket rotates around the rotating shaft; the open area of collecting the tipping bucket is greater than the area of bottom, makes and collects the open-ended space of tipping bucket great, and near the weight increase of upper shed when constantly accumulating the rainwater in inside, after the water of packing into in inside is more, guarantees to collect the tipping bucket and turns to the outside, pours the rainwater of inside out, and the water of pouring out passes through different draft tubes end from the top down in proper order, promotes the impeller and rotates, realizes the electricity generation.

Further: the outer side of the collecting tipping bucket is provided with a balancing weight, so that the gravity of one side of the collecting tipping bucket is increased, and the two sides are unbalanced.

Further: still fixed mounting has the collection board of slope orientation collection tipping bucket on the top of casing to all correspond on every collection tipping bucket and be provided with a collection board, send the rainwater of collecting into collection tipping bucket through the collection board, improve the rainwater collection ability of collecting the tipping bucket.

Further: through expansion board fixed connection between the collection board of both sides, the expansion board is the bellied arc that makes progress in the center, increases the collection area of rainwater once more through the expansion board, improves the rainwater collection speed that the tipping bucket was collected to both sides.

Further: the solar panel covers on the expansion board, and solar panel also connects on the battery, charges for the battery through solar energy, reduces the energy consumption.

Further: the base is of a hollow structure, a piston extrusion plate which horizontally moves in the vertical direction is arranged in the base, a vertical connecting rod is fixedly connected to the upper surface of the piston extrusion plate, the connecting rod upwards slides to penetrate through the top of the base, and the top end of the connecting rod is fixed to the bottom of the shell, so that the piston extrusion plate synchronously moves up and down along with the shell; a plurality of water drainage holes penetrating through the piston extrusion plate from top to bottom are formed in the piston extrusion plate, so that water above the piston extrusion plate can enter the lower part of the piston extrusion plate through the water drainage holes; the top of the base is communicated in a heat dissipation cavity of the shell through a sewer pipe, and water entering the heat dissipation cavity through the guide cylinder and the heat dissipation holes enters the base from the sewer pipe; the piston extrusion plate is also provided with an extrusion hole which penetrates up and down, the upper end of the extrusion hole is communicated with a connecting pipe, the connecting pipe is made of a plastic pipe, the smooth inside can still be ensured even if the piston extrusion plate moves up and down, the top end of the connecting pipe is communicated with a vertical water spray pipe, the water spray pipe upwards slides and extends out of the top of the base, and the upper end of the water spray pipe extends into the heat dissipation cavity; extrusion hole's lower port installs the extrusion cover of horn-shaped structure, and the material of extrusion cover is rubber, can keep having the rainwater in the extrusion cover, is extruded the inside rainwater upwards at the extrusion cover after being extruded, makes inside water spout upwards, reduces the temperature in the heat dissipation cavity, improves the radiating effect.

Further: the bottom of the heat dissipation holes is flush with the bottom of the guide shell, so that water entering the guide shell can enter the heat dissipation cavity through the heat dissipation holes, and rainwater entering the heat dissipation cavity enters the base through the sewer pipe.

Further: the length of the water spray pipe extending into the heat dissipation cavity is 1/2-2/3 of the height of the shell, when the water level inside the water spray pipe is lower than the top end of the water spray pipe, water in the water spray pipe can be sprayed upwards, and the water in the water spray pipe cannot be blocked from flowing out.

Further: install temperature sensor on the top in the casing, temperature sensor passes through the controller and connects on radiator fan, after inside temperature risees to certain numerical value, radiator fan's power is adjusted to the controller, increase its rotation, the vibrations that cause the casing when making radiator fan rotate increase, thereby drive whole casing shake from top to bottom, time piston stripper plate frequently reciprocates in vertical direction, spout the continuous upwards follow spray pipe of water in the base, reduce the temperature of heat conduction baffle, thereby reduce inside temperature.

Compared with the prior art, the invention has the beneficial effects that: the solar energy water heater can collect rainwater in rainy days, then the rainwater falls down to drive the impeller to rotate, and the power is generated and stored by utilizing water flow and is used by the internal cooling fan; can store the rainwater in inside, under high temperature environment, when improving radiator fan pivoted, can drive the inside rainwater of storing and make progress continuous blowout, utilize spun water and mobile air, improve the radiating effect, reduce inside temperature fast, guarantee that low-voltage distribution cabinet safety and stability uses.

Drawings

Fig. 1 is a schematic structural diagram of an energy-saving and environment-friendly low-voltage power distribution cabinet.

Fig. 2 is a schematic structural diagram of a collecting skip in an energy-saving and environment-friendly low-voltage power distribution cabinet.

Fig. 3 is an enlarged schematic view of a in fig. 1.

Fig. 4 is a schematic structural diagram of a piston extrusion plate in an energy-saving and environment-friendly low-voltage power distribution cabinet.

In the figure: 1-shell, 2-base, 3-supporting spring, 4-radiating fan, 5-radiating hole, 6-heat conducting partition plate, 7-mounting rack, 8-collecting tipping bucket, 9-collecting plate, 10-expanding plate, 11-solar panel, 12-rotating shaft, 13-balancing weight, 14-guide cylinder, 15-impeller, 16-sewer pipe, 17-water spray pipe, 18-connecting pipe, 19-piston extrusion plate, 20-connecting rod, 21-extrusion hole, 22-extrusion cover, 23-sewer hole and 24-temperature sensor.

Detailed Description

Example 1

Referring to the drawings, in the embodiment of the invention, an energy-saving and environment-friendly low-voltage power distribution cabinet comprises a shell 1, a base 2, a supporting spring 3, a heat dissipation fan 4 and heat dissipation holes 5; the base 2 is arranged at the bottom of the shell 1, and the shell 1 and the base 2 are fixedly connected through a plurality of vertical supporting springs 3, so that the shell 1 is arranged above the base 2 and plays a role in damping and buffering the vibration of the shell 1; a horizontal heat radiation fan 4 is arranged at the rear side of the shell 1, external air is horizontally sent into the shell 1 by the heat radiation fan 4 to blow air horizontally in the shell 1, the internal temperature is reduced, the heat radiation fan 4 is connected to a storage battery through a wire, the storage battery is used for supplying power, and meanwhile, commercial power is also used for supplying power, and commercial power is used when the storage battery is insufficient; a plurality of mounting racks 7 are fixedly mounted in the shell 1, and elements in the power distribution cabinet are fixed through the mounting racks 7.

The heat dissipation device is characterized in that a heat conduction partition plate 6 is fixed on the inner wall of the shell 1, a heat dissipation cavity is formed between the heat conduction partition plate 6 and the side wall of the shell 1 corresponding to one side of the heat conduction partition plate, the heat dissipation cavities on the left side and the right side are communicated together at the bottom, and a plurality of heat dissipation holes 5 are uniformly distributed on the side wall of the shell 1 corresponding to the heat dissipation cavity, so that air inside the heat dissipation cavity flows, and the heat inside the heat dissipation cavity is transferred to the heat conduction partition.

Preferably, the heat dissipation holes 5 are arranged in a matrix, a horizontal guide cylinder 14 is fixedly installed on the outer side of each row of heat dissipation holes 5, the guide cylinder 14 is communicated with the inside of the heat dissipation cavity through the heat dissipation holes 5, and external air enters the heat dissipation cavity through a port of the guide cylinder 14 to take away internal heat; the length of the guide shell 14 is gradually increased from top to bottom, a horizontal impeller 15 is installed at the outer end port of the guide shell 14, the impeller 15 extends out of the port of the guide shell 14, a generator is coaxially connected to the central shaft of the impeller 15, the generator is driven to rotate through the rotation of the impeller 15, the generator is used for generating electricity to generate electric energy, and the generator is connected to a storage battery to charge the storage battery and store the electric energy; the rainwater collecting device is characterized in that collecting tipping buckets 8 are mounted at two ends of the top of the shell 1, a horizontal rotating shaft 12 parallel to an impeller 15 is fixedly arranged in the middle of each collecting tipping bucket 8 in a penetrating mode, two ends of each rotating shaft 12 are rotatably connected to the top of the shell 1 through bearing seats, each collecting tipping bucket 8 rotates around the corresponding rotating shaft 12, preferably, the opening area of each collecting tipping bucket 8 is larger than the area of the bottom of each collecting tipping bucket, so that the opening space of each collecting tipping bucket 8 is larger, the weight near the upper opening is increased when rainwater is continuously accumulated in the collecting tipping bucket, a balancing weight 13 is mounted on the outer side of each collecting tipping bucket 8, the gravity of one side of each collecting tipping bucket 8 is increased, the two sides of each collecting tipping bucket are unbalanced, after more water is filled in each collecting tipping bucket 8, the collecting tipping buckets 8 are enabled to be turned outwards, the rainwater in each collecting; the top of the shell 1 is also fixedly provided with a collecting plate 9 which inclines towards the collecting tipping bucket 8, each collecting tipping bucket 8 is correspondingly provided with one collecting plate 9, and the collected rainwater is sent into the collecting tipping bucket 8 through the collecting plates 9, so that the rainwater collecting capacity of the collecting tipping bucket 8 is improved; the collecting plates 9 on the two sides are fixedly connected through the expansion plate 10, the expansion plate 10 is an arc-shaped plate with the center protruding upwards, the collecting area of rainwater is increased again through the expansion plate 10, and the rainwater collecting speed of the collecting tipping buckets 8 on the two sides is improved.

The expansion board 10 is covered with a solar panel 11, the solar panel 11 is also connected to a storage battery, and the storage battery is charged through solar energy, so that energy consumption is reduced.

Example 2

On the basis of the embodiment 1, the base 2 is of a hollow structure, a piston extrusion plate 19 which horizontally moves in the vertical direction is arranged in the base 2, a vertical connecting rod 20 is fixedly connected to the upper surface of the piston extrusion plate 19, the connecting rod 20 upwards slides to penetrate through the top of the base 2, and the top end of the connecting rod 20 is fixed on the bottom of the shell 1, so that the piston extrusion plate 19 synchronously moves up and down along with the shell 1; a plurality of water drainage holes 23 penetrating through the piston extrusion plate 19 from top to bottom are formed in the piston extrusion plate 19, so that water above the piston extrusion plate 19 can enter the lower part of the piston extrusion plate 19 through the water drainage holes 23; the top of the base 2 is communicated with the heat dissipation cavity of the shell 1 through a sewer pipe 16, water entering the heat dissipation cavity through the guide cylinder 14 and the heat dissipation holes 5 enters the base 2 from the sewer pipe 16, preferably, the bottoms of the heat dissipation holes 5 are flush with the bottom of the guide cylinder 14, so that the water entering the guide cylinder 14 can enter the heat dissipation cavity through the heat dissipation holes 5, and rainwater entering the heat dissipation cavity enters the base 2 through the sewer pipe 16; the piston extrusion plate 19 is further provided with an extrusion hole 21 penetrating through the upper portion and the lower portion, the upper end of the extrusion hole 21 is communicated with a connecting pipe 18, the connecting pipe 18 is made of a plastic pipe, the interior of the piston extrusion plate 19 can still be smooth even when the piston extrusion plate moves up and down, the top end of the connecting pipe 18 is communicated with a vertical water spray pipe 17, the water spray pipe 17 upwards slides and extends out of the top of the base 2, the upper end of the water spray pipe 17 extends into the heat dissipation cavity, preferably, the water spray pipe 17 extends into the heat dissipation cavity, the length of the water spray pipe 17 extending into the heat dissipation cavity is 1/2-2/3 of the height of the shell 1, when the water level in the interior is lower than the top end of the water spray pipe 17; the lower port of the extrusion hole 21 is provided with an extrusion cover 22 with a horn-shaped structure, the extrusion cover 22 is made of rubber, rainwater can be reserved in the extrusion cover 22, and after the extrusion cover 22 is extruded, the rainwater in the extrusion cover is extruded upwards, so that the water in the extrusion cover is sprayed upwards, the temperature in the heat dissipation cavity is reduced, and the heat dissipation effect is improved; install temperature sensor 24 on the top in casing 1, temperature sensor 24 passes through the controller and connects on radiator fan 4, after inside temperature risees certain numerical value, radiator fan 4's power is adjusted to the controller, increase its rotation, the vibrations that cause casing 1 when making radiator fan 4 rotate increase, thereby drive whole casing 1 shake from top to bottom, time piston stripper plate 19 frequently reciprocates in vertical direction, spout the continuous upwards follow spray pipe 17 of the water in base 2, reduce the temperature of thermal baffle 6, thereby reduce inside temperature.

The low-voltage power distribution cabinet is fixed outdoors, usually a storage battery is used for supplying power to the cooling fan 4, so that heat in the shell 1 is taken away, and meanwhile, air blown into the cooling cavity from the cooling hole 5 also takes away part of heat; in rainy days, the collected rainwater is sent into the collecting tipping bucket 8 by the collecting plate 9 and the expansion plate 10 at the top, so that the rainwater in the collecting tipping bucket 8 is increased, the water level in the collecting tipping bucket 8 is reversed after rising to a certain position, the internally collected rainwater falls down, the fallen rainwater sequentially flows on the guide shell 14 from top to push the impeller 15 at the tail end to rotate, the connected generator is driven to supply power for the storage battery, part of the water flowing on the guide shell 14 enters the guide shell 14, enters the radiating cavity from the radiating holes 5, flows into the base 2 from the bottom until the water level rises to the radiating cavity, and the rainwater is stored outside the shell 1; the rainwater of storing, can be when not raining, to 6 heat absorption cooling of heat conduction baffle, inside temperature sensor 24 can detect the temperature simultaneously, when the temperature is too high, through controlling 4 increasing powers of radiator fan, the increase is bloied to inside, 4 amplitude of vibration increase of radiator fan simultaneously, drive the shake about casing 1, make piston stripper plate 19 reciprocate, piston stripper plate 19 moves down, the rainwater of extrusion below, upwards extrude water from extruding hole 21, upwards spout water, and heat radiating area is improved.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An energy-saving and environment-friendly low-voltage power distribution cabinet comprises a shell (1), a base (2), a supporting spring (3), a cooling fan (4) and cooling holes (5); the base (2) is arranged at the bottom of the shell (1), the shell (1) is fixedly connected with the base (2) through a plurality of vertical supporting springs (3), a horizontal cooling fan (4) is installed on the rear side of the shell (1), the cooling fan (4) is connected to a storage battery through a wire, and a plurality of mounting frames (7) are fixedly installed in the shell (1); it is characterized in that a heat-conducting clapboard (6) is fixed on the inner wall of the shell (1), a heat-radiating cavity is formed between the heat-conducting clapboard (6) and the side wall of the shell (1) at the corresponding side, the heat dissipation cavities on the left side and the right side are communicated together at the bottom, a plurality of heat dissipation holes (5) are uniformly distributed on the side wall of the shell (1) corresponding to the heat dissipation cavities, the heat dissipation holes (5) are arranged in a matrix form, a horizontal guide shell (14) is fixedly arranged on the outer side of each row of heat dissipation holes (5), the guide shell (14) is communicated with the inside of the heat dissipation cavity body through the heat dissipation holes (5), the length of the guide shell (14) is gradually increased from top to bottom, a horizontal impeller (15) is arranged at the outer end port of the guide shell (14), the impeller (15) extends outwards from the port of the guide shell (14), the central shaft of the impeller (15) is coaxially connected with a generator, and the generator is connected with a storage battery; the two ends of the top of the shell (1) are respectively provided with a collecting tipping bucket (8), the middle part of the collecting tipping bucket (8) is fixedly provided with a horizontal rotating shaft (12) parallel to the impeller (15) in a penetrating way, and the two ends of the rotating shaft (12) are rotatably connected to the top of the shell (1) through bearing seats; the opening area of the collecting tipping bucket (8) is larger than the area of the bottom;

the base (2) is of a hollow structure, a piston extrusion plate (19) which horizontally moves in the vertical direction is arranged in the base (2), a vertical connecting rod (20) is fixedly connected to the upper surface of the piston extrusion plate (19), the connecting rod (20) upwards slides to penetrate through the top of the base (2), and the top end of the connecting rod (20) is fixed to the bottom of the shell (1); a plurality of water drainage holes (23) which penetrate through the piston extrusion plate (19) from top to bottom are formed in the piston extrusion plate, and the top of the base (2) is communicated in a heat dissipation cavity of the shell (1) through a water drainage pipe (16); the piston extrusion plate (19) is further provided with an extrusion hole (21) penetrating through the upper portion and the lower portion, the upper end of the extrusion hole (21) is communicated with a connecting pipe (18), the connecting pipe (18) is made of a plastic pipe, the top end of the connecting pipe (18) is communicated with a vertical water spraying pipe (17), the water spraying pipe (17) upwards slides and extends out of the top of the base (2), and the upper end of the water spraying pipe (17) extends into the heat dissipation cavity; the lower port of the extrusion hole (21) is provided with an extrusion cover (22) with a horn-shaped structure, and the extrusion cover (22) is made of rubber.

2. An energy-saving environment-friendly low-voltage power distribution cabinet according to claim 1, characterized in that: and a balancing weight (13) is arranged on the outer side of the collection tipping bucket (8).

3. An energy-saving environment-friendly low-voltage power distribution cabinet according to claim 1, characterized in that: the top of the shell (1) is fixedly provided with a collecting plate (9) inclining towards the collecting tipping bucket (8), and each collecting tipping bucket (8) is correspondingly provided with one collecting plate (9).

4. An energy-saving environment-friendly low-voltage power distribution cabinet according to claim 3, characterized in that: the collecting plates (9) on the two sides are fixedly connected through the expansion plate (10), and the expansion plate (10) is an arc-shaped plate with the center protruding upwards.

5. An energy-saving environment-friendly low-voltage power distribution cabinet according to claim 4, characterized in that: the expansion plate (10) is covered with a solar panel (11), and the solar panel (11) is also connected to the storage battery.

6. An energy-saving environment-friendly low-voltage power distribution cabinet according to claim 1, characterized in that: the bottom of the heat dissipation hole (5) is flush with the bottom of the guide shell (14).

7. An energy-saving environment-friendly low-voltage power distribution cabinet according to claim 1, characterized in that: the length of the water spray pipe (17) extending into the heat dissipation cavity is 1/2-2/3 of the height of the shell (1).

8. An energy-saving environment-friendly low-voltage power distribution cabinet according to claim 1, characterized in that: the top in the shell (1) is provided with a temperature sensor (24), and the temperature sensor (24) is connected to the heat radiation fan (4) through a controller.