CN112864899A - Low-voltage power distribution box - Google Patents
Low-voltage power distribution box Download PDFInfo
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- CN112864899A CN112864899A CN202110133989.3A CN202110133989A CN112864899A CN 112864899 A CN112864899 A CN 112864899A CN 202110133989 A CN202110133989 A CN 202110133989A CN 112864899 A CN112864899 A CN 112864899A
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- Prior art keywords
- box body
- water
- fixedly connected
- outer box
- plate
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/70—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter
- B01D46/72—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter with backwash arms, shoes or nozzles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
- H02B1/48—Mounting of devices therein
Abstract
The invention belongs to the technical field of distribution boxes, and particularly relates to a low-voltage power distribution box which comprises a main body, an internal circulation mechanism and an adjusting mechanism, wherein the main body is provided with a plurality of through holes; the main body comprises a base, an outer box body and an inner box body; the base is fixedly connected to the ground through bolts; the upper surface of the base is fixedly connected with a supporting piece; the support is of a C-shaped design; the outer box body is fixedly connected to one side of the support piece, which is far away from the base; according to the invention, rainwater is gathered towards the C-shaped end of the rain shielding plate in the water collecting tank, so that the gravity at the top of the rain shielding plate is unbalanced, the rain shielding plate rotates around the supporting plate to extrude the sliding rod, the sliding rod slides along the first sliding groove and the second sliding groove under the action of pressure, the partition plate rotates through the tension of the spring, the ventilation window is gradually isolated from the inner cavity of the outer box body, and then the airflow between the inner box body and the outer box body can only perform internal circulation, so that the gathering of external water vapor towards the inner part of the inner box body is effectively reduced.
Description
Technical Field
The invention belongs to the technical field of distribution boxes, and particularly relates to a low-voltage power distribution box.
Background
In the prior art, a low-voltage power distribution box is used as a final-stage device of a power distribution system, and is used for assembling a switching device, a measuring instrument, a protective electrical appliance and an auxiliary device in a closed or semi-closed metal box or on a screen according to the electrical wiring requirement to form a low-voltage power distribution device, when the low-voltage power distribution box works, the low-voltage power distribution box generates heat per se and further has the function of exhausting internal air, and meanwhile, electric wires and electrical components emit some harmful gases at high temperature, so that a heat dissipation window is required to be arranged on the distribution box, but when the outside is in a hot environment, because the environment in the distribution box is cool, external water vapor is easily gathered towards the inside of the distribution box along the heat dissipation window and is condensed on the electric wires and the electrical components, so that the corrosion phenomenon is caused to the electric wires and the electrical components, and simultaneously, because the existing rainwater polluted by the environment has certain weak acidity under most conditions, when the rainwater permeates into the distribution box, the rainwater easily corrodes the electric wires and electric elements inside the distribution box, so that the aging rate of the electric elements and the electric wires is accelerated, and the fault probability of the low-voltage power distribution box is increased.
Switch board that china patent issued, application number: 201611001496X comprising a main cabinet body; the top of the main cabinet body is provided with a main rotating shaft, the top of the main rotating shaft is connected with an upper rotating shaft through an upper branch rod, and two sides of the upper rotating shaft are respectively connected with a first upper baffle and a second upper baffle; side slide rails are vertically arranged on the end surfaces of two sides of the main cabinet body, side slide blocks which slide up and down along the side slide rails are arranged on the side slide rails, the bottoms of the side slide blocks are connected with fixed rods, and rubber blocks used for preventing vibration are arranged at the bottoms of the fixed rods; a bottom sliding rail is horizontally arranged on the bottom end face of the inner side of the main cabinet body, a sliding block which slides along the bottom sliding rail is arranged on the bottom sliding rail, and a temperature sensor and a humidity sensor are arranged on the sliding block; the preceding terminal surface of the main cabinet body is equipped with the opening, the opening part top of the main cabinet body is provided with the metal door pivot, metal door pivot bottom has connect strip metal drop-down door, strip metal drop-down door bottom is connected with the main cabinet body through closed buckle, and this scheme can shelter from the rainwater through the baffle, but can not hinder the steam of upwards transpiring, and along with the use of switch board, the dust is piled up easily to the filter screen on the transom on the switch board simultaneously, causes the phenomenon that the transom gas permeability reduces.
In view of this, the present invention develops a low voltage power distribution box, which is used to solve the above technical problems.
Disclosure of Invention
In order to make up for the defects of the prior art and solve the problems that when the outside is in a hot environment, the environment in a distribution box is cool and cool, external water vapor is easy to gather to the inside of the distribution box along a heat dissipation window and is condensed on electric wires and electric elements, and further the corrosion phenomenon is caused to the electric wires and the electric elements, and meanwhile, in rainy weather, rainwater is easy to permeate to the inside of the distribution box through the heat dissipation window under the action of wind force, and due to the pollution of the environment, the existing rainwater has certain faintly acid under most conditions, and when the rainwater permeates to the inside of the distribution box, the corrosion phenomenon is easily caused to the electric wires and the electric elements in the distribution box.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a low-voltage power distribution box which comprises a main body, an internal circulation mechanism and an adjusting mechanism, wherein the main body is provided with a plurality of through holes;
the main body comprises a base, an outer box body and an inner box body; the base is fixedly connected to the ground through bolts; the upper surface of the base is fixedly connected with a supporting piece; the support is of a C-shaped design; the outer box body is fixedly connected to one side of the support piece, which is far away from the base; the inner box body is fixedly connected in the inner cavity of the outer box body; the outer box body and the inner box body are provided with openings at the same side, and the openings are rotatably connected with a closing door; one side of the closed door close to the inner cavity of the outer box body is fixedly connected with a sealing ring; one side of the sealing ring, which is far away from the closing door, is provided with a sealing groove; the sealing ring is made of elastic rubber material; in the initial state, the closing door is attached to the openings of the inner box body and the outer box body, and the inner box body extends into the sealing groove on the sealing ring; the inner box body is used for mounting electrical components;
the internal circulation mechanism comprises a ventilation fan, a ventilation window, a dust filtering net and a water filtering net; the top of the inner box body is fixedly connected with an exhaust pipe; the inner cavity of the inner box body and the inner cavity of the outer box body are communicated through the exhaust pipe; the inner box body is fixedly connected with a ventilation fan at the opening of the exhaust pipe; both sides of the outer box body are provided with ventilation windows; the ventilating window is fixedly connected with fan blades which are uniformly distributed; the inner cavity of the outer box body is positioned between the ventilation window and the inner box body and is rotatably connected with a partition plate through a guide rod; the periphery of the partition board is hermetically connected with the ventilation window through an elastic membrane; the lower end of the elastic film is provided with an opening; one side of the partition board, which is close to the ventilation window, is fixedly connected with a dust filtering net, and one side of the partition board, which is close to the inner box body, is fixedly connected with a water filtering net; the air suction pipe extends to the inside of the water filter screen; the dust filter screen is of an elastic three-dimensional net structure; the water filtering net is made of multi-layer water-absorbing cotton cloth; the bottom of the inner box body is fixedly connected with a water storage box; the bottom of the inner box body is fixedly connected with an air outlet pipe; the air outlet pipe penetrates through the water storage box and extends into the inner cavity of the outer box body; the air outlet pipe is positioned in the water storage box and is partially spiral; a water level hole is formed in the water storage box; the bottom of the outer box body is provided with a hole for communicating the outer box body with the outside;
the adjusting mechanism comprises a supporting plate, a sliding rod and a rain shielding plate; the supporting plate is fixedly connected to the top end of the outer box body; the rain shielding plates are symmetrically hinged to two sides of the supporting plate; one side of the rain shielding plate, which is far away from the supporting plate, is in a C-shaped design, and the C-shaped opening is far away from the outer box body; the bottoms of the rain shielding plates are fixedly connected with symmetrically designed connecting pieces; the connecting pieces are respectively provided with a first sliding chute; in an initial state, the rain shielding plate is obliquely designed relative to the top end of the outer box body, and the first sliding groove is parallelly designed relative to the top end of the outer box body; a second sliding groove is formed in the upper end of the outer box body; a sliding rod is connected in the second sliding groove in a sliding manner; one side of the second sliding chute, which is close to the supporting plate, is fixedly connected with a spring; one end of the sliding rod, which is far away from the second sliding chute, is rotatably connected with a connecting rod; both ends of the connecting rod are connected in the first sliding chute in a sliding manner; the rain shielding plate is made of light plastic materials; the surface of one side of the rain shielding plate, which is far away from the outer box body, is provided with water collecting grooves which are uniformly distributed; the bottom surfaces of the water collecting grooves are all designed in an inclined manner; the sliding rod extends into the inner cavity of the outer box body; one end of the sliding rod, which is positioned in the inner cavity of the outer box body, is elastically connected with the partition plate through a spring;
in the prior art, a low-voltage power distribution box is used as a final-stage device of a power distribution system, and is used for assembling a switching device, a measuring instrument, a protective electrical appliance and an auxiliary device in a closed or semi-closed metal box or on a screen according to the electrical wiring requirement to form a low-voltage power distribution device, when the low-voltage power distribution box works, the low-voltage power distribution box generates heat per se and further has the function of exhausting internal air, and meanwhile, electric wires and electrical components emit some harmful gases at high temperature, so that a heat dissipation window is required to be arranged on the distribution box, but when the outside is in a hot environment, because the environment in the distribution box is cool, external water vapor is easily gathered towards the inside of the distribution box along the heat dissipation window and is condensed on the electric wires and the electrical components, so that the corrosion phenomenon is caused to the electric wires and the electrical components, and simultaneously, due to environmental pollution, existing rainwater has certain weak acidity under most conditions, and when the rainwater permeates into the distribution box, the rainwater easily corrodes electric wires and electric elements in the distribution box, so that the aging rate of the electric elements and the electric wires is increased, and the fault probability of the low-voltage power distribution box is increased;
when the low-voltage power distribution box works, the main body, the internal circulation mechanism and the adjusting mechanism are arranged, when an electric appliance in the low-voltage power distribution box works, the ventilation fan rotates due to current circulation, the rotating ventilation fan directionally pushes airflow in the inner box body, heat exchange is performed between the airflow and the electric appliance when the airflow flows, then heat in the inner box body is collected and discharged into an inner cavity of the outer box body through an air outlet pipe at the bottom of the inner box body, the air outlet pipe extends into the water storage box and is spirally arranged in the water storage box, the temperature of hot air is gradually reduced in the flowing process of the air outlet pipe, then vapor contained in the hot air is gradually condensed, a certain negative pressure is formed at the top of the inner box body due to the rotation of the ventilation fan, air in the inner cavity of the outer box body is extracted through the air exhaust pipe, and the air exhaust pipe extends into the water, when the air is extracted by the air extraction pipe, the outside air flows to the inner part of the outer box body through the heat dissipation window, and is converged with the gas exhausted from the inner box body after dust and impurities in the outside air are filtered by the dust filter screen in the flowing process, and is filtered by the water filter screen to enter the inner box body again through the air extraction pipe, meanwhile, the water storage box at the bottom is tightly attached to the inner box body, so that the temperature of the bottom of the inner box body is lower, the water vapor has the tendency of moving to a shady area, and the water vapor entering the inner box body is gradually converged towards the bottom of the inner box body to be discharged outwards through the air outlet pipe, when raining weather, rainwater is gradually converged on the rain shielding plate at the top of the outer box body, because the bottom surface of the water collection groove on the rain shielding plate is obliquely arranged, the rainwater is converged towards the C-shaped end of the rain shielding plate in the water collection groove, the rotating rain shielding plate extrudes the sliding rod, so that the sliding rod slides along the first sliding groove and the second sliding groove under the action of pressure, the sliding rod extends into the inner cavity of the outer box body and is elastically connected with the partition plate through a spring, when the sliding rod slides, the partition plate rotates through the tension of the spring, the periphery of the partition plate is sealed with the ventilating window through the elastic membrane, only the bottom of the partition plate is communicated with the inner cavity of the outer box body, the ventilating window is gradually isolated from the inner cavity of the outer box body in the rotating process of the partition plate, so that air flow between the inner box body and the outer box body can only perform internal circulation, further external water vapor is effectively reduced to be gathered to the inner part of the inner box body, meanwhile, external rainwater is blocked by the partition plate in the process of permeating into the ventilating window and then flows out of the ventilating window along the partition plate, and in the flowing process, the rainwater passes through the dust filtering net and gradually erodes the, the dust filtering net is used for filtering and accumulating sand and dust and impurities to be washed away, so that the dust filtering net is effectively prevented from being blocked in the long-term working process, the ventilation window can not extract air from the outside, and the air flow external circulation of the low-voltage power distribution box can not be carried out.
Preferably, the inner cavity of the outer box body is positioned above the outer box body and fixedly connected with a power box; the water collecting grooves are communicated with each other and communicated with the power box through the water guide pipes; the inside of the water storage box is rotatably connected with a power wheel; the power wheel fan blade is of a bucket-shaped structure; the water guide pipe extends to one end of the power box, and an opening is positioned above the power wheel fan blades; a water supply pipe is fixedly connected below the power box; the water supply pipe is externally connected with a tap water pipe; one end of the water supply pipe, which is positioned in the power box, is sleeved with a fixing ring; the fixed ring is elastically connected with a poking plate through a spring; the poking plate is positioned on the motion path of the power wheel; a floating plate is connected in the power box in a sliding manner; the floating plate is made of water-floating materials; the floating plate is elastically connected with the partition plate through an elastic band;
when the rain-proof power box works, rainwater is gradually gathered at the C-shaped end of the rain-proof board along a water collecting tank on the rain-proof board and enters the power box along the water guide pipe, the rainwater entering the power box is gathered on the bucket-shaped fan blade of the power wheel under the gathering of the water guide pipe and is gradually gathered, when water drops on the bucket-shaped fan blade are gathered to certain gravity, the power wheel rotates under the action of gravity, the stirring plate is pushed to slide above the fixing ring, so that the water delivery pipe is not blocked, and then water is sprayed into the power box, meanwhile, after the fan blade on the power wheel is separated from the stirring plate, the stirring plate is re-blocked by the spring elasticity, the liquid level of the water in the power box gradually rises under the supply of the rainwater and tap water, so that the floating plate is driven to rise, the rising floating plate pulls the elastic band, and then the partition board is driven to rotate through the transmission of the elastic band, and then block up the vent window, make low voltage power distribution box convert the inner loop mode into, through setting up power wheel and delivery pipe, utilize the dash board to collect the rainwater, and then the gravity of the rainwater of utilization gathering drives the power wheel and rotates, and promote the liquid level in the power box with the help of the running water cooperation at power wheel pivoted in-process, and then make the baffle rotate, can effectually comparatively relax at external rain condition, when the rainwater that the dash board was collected was not enough to make the dash board slope, cooperate through the running water in the delivery pipe, and then drive the baffle rotation, make the vent window block up, and then make low voltage power distribution box more sensitive to overcast and rainy weather, avoid the unable effectual vent window of closing in the rainy season.
Preferably, a third sliding groove is formed in the side wall of the power box; the power wheel is connected in the third sliding groove in a sliding manner; the third sliding chute is positioned below the power wheel and is connected with a sliding plate in a sliding way; the sliding plate is elastically connected with the lower end of the third sliding chute through an expansion bag; a squeezing bag is fixedly connected between the rain shielding plate and the supporting plate; the extrusion bag and the expansion bag are designed to be communicated through a catheter;
the during operation, the rainwater assembles on the dash board, and it drives the power wheel rotation to get into the power box along the aqueduct, when external rain condition is great, aqueduct water guide speed is less than the speed that the rainwater assembles on the dash board, and then lead to the dash board to rotate around the backup pad, and then make the extrusion bag pressurized between dash board and the backup pad, pass through the pipe with inside gas and carry to the inflation bag in, and then drive sliding plate and power wheel and slide to third spout upper end, and then make pivoted power wheel flabellum break away from with stirring the board, and then effectually avoid using the running water under the great condition of rainfall vigor, and then the effectual use amount to the running water that reduces, and then avoid the waste of running water.
Preferably, water outlets are formed in the two sides of the power box and close to one end of the outer box body; a sealing plate is elastically connected to the junction of the power box and the outer box body through a spring; the sealing plate extends into the water outlet and isolates the water outlet from the inner cavity of the power box in an initial state; a guide plate is fixedly connected to the outer side of the power box below the water outlet; the upper end of the elastic membrane is provided with uniformly distributed through holes, and the elastic membrane is contracted and the through holes are not communicated in an initial state;
during operation, the water level in the power box rises gradually, and then the drive kickboard rises, and then drive the tensile elastic membrane of baffle, make the through-hole on elastic membrane surface open, the kickboard extrudees the closing plate gradually under the effect of water buoyancy, make power box inner chamber and delivery port switch on, rivers outwards flow along the delivery port under the effect of gravity, and strike on elastic membrane under the guide effect of guide plate, and flow to the dust screen along the through-hole on the elastic membrane, and then utilize the impact of rivers to erode the inside dust and impurity of dust screen, the mixed dust and sand of rivers flows to the external world through the ventilation window along the baffle simultaneously, and then effectually washes the dust screen, and then avoid the blocking of dust screen mesh, lead to when the extrinsic cycle mode, can't form good switching on, the filter effect to the air current.
Preferably, the bottom of the power box is fixedly connected with water seepage pipes which are uniformly distributed; one end of the water seepage pipe, which is far away from the power box, extends into the water storage box; the part of the water seepage pipe between the power box and the water storage box is tightly attached to the inner box body;
the during operation, when carrying out the inner loop, rivers part in the power box passes through infiltration pipe and permeates to in the water storage box, the in-process that flows at the infiltration cools down to the internal box gradually, and then accelerate the radiating effect of interior box, osmosis can also provide the water source for the water storage box simultaneously, and then effectual messenger water storage box can provide the cooling effect for interior bottom half, simultaneously when the water in the rain tendency stops the interior rivers of back power box gradually can also effectual reduction power box's infiltration height of water level in the water storage box, and then make the kickboard descend, the baffle rotates and then opens the breather window, and the diameter of regulation and control infiltration pipe can also the speed that effectual control breather window opened, and then effectual and external rainwater evaporation rising period staggers.
Preferably, one side of the partition board, which is close to the water filter screen, is provided with chutes which are uniformly distributed; exchange holes which are uniformly distributed are formed in the chute; the exchange holes are all designed in a conical shape, and the largest conical end faces the inner box body; the water filtering nets are all obliquely arranged;
the during operation, the air is when filtering in the filter screen, steam assembles on the cotton that absorbs water gradually, and drip under the effect of gravity in the chute, rivers in the chute permeate in to the filter screen through the exchange hole, can also effectual reinforcing filter screen to the filter effect of sand and dust, sand and soil can also be dissolved to the water droplet that permeates gradually simultaneously, and drip downwards, play the effect of purifying the filter screen, and then make low pressure power distribution box more convenient when using, staff's periodic maintenance's frequency has been reduced.
The invention has the following beneficial effects:
1. the invention relates to a low-voltage power distribution box, rainwater is gathered to one C-shaped end of a rain shielding plate in a water collecting tank, so that the gravity at the top of the rain shielding plate is unbalanced, the rain shielding plate rotates around a supporting plate to extrude a sliding rod, the sliding rod slides along a first sliding groove and a second sliding groove under the action of pressure, a partition plate rotates through the pulling force of a spring to gradually isolate a ventilation window from an inner cavity of an outer box body, so that airflow between the inner box body and the outer box body can only perform internal circulation, the gathering of external water vapor to the inner box body is effectively reduced, meanwhile, the external rainwater is blocked by the partition plate in the process of permeating into the ventilation window, the rainwater flows out of the ventilation window along the partition plate, the rainwater passes through a dust filtering net to gradually wash the dust filtering net, and sand and accumulated impurities on the dust filtering net are washed, and then effectually avoid leading to the dirt screen to block up in long-term working process, and then lead to the scavenge window can't follow the external air extraction, lead to the low-voltage power distribution box air current extrinsic cycle to go on.
2. According to the low-voltage power distribution box, the water level in the power box is gradually increased to drive the floating plate to rise, the partition plate is driven to stretch the elastic membrane, the through holes in the surface of the elastic membrane are opened, the floating plate gradually extrudes the sealing plate under the action of water buoyancy, the inner cavity of the power box is communicated with the water outlet, water flows outwards along the water outlet under the action of gravity and impacts on the elastic membrane under the guiding action of the guide plate, the water flows to the dust filter screen along the through holes in the elastic membrane, sand and impurities in the dust filter screen are washed by the impact of the water flow, and the mixed sand and dust of the water flow flows to the outside along the partition plate through the ventilation window, so that the dust filter screen is effectively washed, the meshes of the dust filter screen are prevented from being blocked, and good communication and filtering effects on air flow cannot be formed in an external circulation mode.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a front view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is an enlarged view of a portion of FIG. 2 at B;
FIG. 5 is a partial cross-sectional view taken at C-C in FIG. 4
In the figure: the air suction pipe comprises a base 1, a support 11, an outer box 2, an inner box 21, a closing door 22, a sealing ring 23, an air suction pipe 3, a ventilation fan 31, a ventilation window 32, a partition plate 4, an elastic film 41, a dust filter 42, a water filter 43, a water storage box 44, an air outlet pipe 45, a support plate 5, a rain shielding plate 51, a connecting piece 52, a first sliding chute 53, a second sliding chute 54, a sliding rod 55, a connecting rod 56, a water collecting chute 57, a power box 6, a power wheel 61, a water guide pipe 62, a water supply pipe 63, a fixing ring 64, a stirring plate 65, a floating plate 66, a third sliding chute 7, a sliding plate 71, an expansion bag 72, a squeezing bag 73, a water outlet 74, a sealing plate 75, a guide plate 76, a water seepage.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 5, the low voltage power distribution box of the present invention includes a main body, an internal circulation mechanism and an adjustment mechanism;
the main body comprises a base 1, an outer box body 2 and an inner box body 21; the base 1 is fixedly connected to the ground through bolts; the upper surface of the base 1 is fixedly connected with a supporting piece 11; the support 11 is of a "C" shaped design; the outer box body 2 is fixedly connected to one side of the support piece 11 away from the base 1; the inner box body 21 is fixedly connected in the inner cavity of the outer box body 2; the outer box body 2 and the inner box body 21 are opened at the same side and the opening is rotatably connected with a closing door 22; one side of the closed door 22 close to the inner cavity of the outer box body 2 is fixedly connected with a sealing ring 23; a sealing groove is formed in one side, away from the closing door 22, of the sealing ring 23; the sealing ring 23 is made of elastic rubber material; in the initial state, the closing door 22 is attached to the openings of the inner box body 21 and the outer box body 2, and the inner box body 21 extends into the sealing groove on the sealing ring 23; the inner box body 21 is used for mounting electrical components;
the internal circulation mechanism comprises a ventilator 31, a ventilator window 32, a dust filtering net 42 and a water filtering net 43; the top of the inner box body 21 is fixedly connected with an exhaust pipe 3; the inner cavity of the inner box body 21 and the inner cavity of the outer box body 2 are communicated through the exhaust pipe 3; the inner box body 21 is fixedly connected with a ventilation fan 31 at the opening of the exhaust pipe 3; two sides of the outer box body 2 are provided with ventilation windows 32; the ventilating window 32 is fixedly connected with uniformly distributed fan blades; the inner cavity of the outer box body 2 is positioned between the ventilation window 32 and the inner box body 21 and is rotatably connected with a partition plate 4 through a guide rod; the periphery of the partition board 4 is hermetically connected with the ventilation window 32 through an elastic membrane 41; the lower end of the elastic membrane 41 is provided with an opening; a dust filtering net 42 is fixedly connected to one side of the partition plate 4 close to the ventilation window 32, and a water filtering net 43 is fixedly connected to one side of the partition plate close to the inner box body 21; the suction pipe 3 extends to the inside of the water strainer 43; the dust filter 42 is an elastic three-dimensional net structure; the water filtering net 43 is made of multi-layer water-absorbing cotton cloth; the bottom of the inner box body 21 is fixedly connected with a water storage box 44; the bottom of the inner box body 21 is fixedly connected with an air outlet pipe 45; the air outlet pipe 45 penetrates through the water storage box 44 and extends into the inner cavity of the outer box 2; the air outlet pipe 45 is positioned in the water storage box 44, and the inner part of the air outlet pipe is spiral; a water level hole is formed in the water storage box 44; the bottom of the outer box body 2 is provided with a hole for communicating the outer box body 2 with the outside;
the adjusting mechanism comprises a support plate 5, a sliding rod 55 and a flashing 51; the supporting plate 5 is fixedly connected to the top end of the outer box body 2; the rain shelters 51 are symmetrically hinged on two sides of the support plate 5; the side of the rain shielding plate 51, which is far away from the supporting plate 5, is in a C-shaped design, and the C-shaped opening is far away from the outer box body 2; the bottom parts of the rain shielding plates 51 are fixedly connected with symmetrically designed connecting pieces 52; the connecting pieces 52 are all provided with first sliding chutes 53; in the initial state, the rain shielding plate 51 is designed to be inclined with respect to the top end of the outer box 2, and the first sliding groove 53 is designed to be parallel with respect to the top end of the outer box 2; the upper end of the outer box body 2 is provided with a second chute 54; a sliding rod 55 is connected in the second sliding chute 54 in a sliding manner; one side of the second sliding chute 54, which is close to the supporting plate 5, is fixedly connected with a spring; one end of the sliding rod 55, which is far away from the second sliding chute 54, is rotatably connected with a connecting rod 56; both ends of the connecting rod 56 are connected in the first sliding chute 53 in a sliding manner; the rain shielding plate 51 is made of light plastic material; the surface of one side of the rain shielding plate 51, which is far away from the outer box body 2, is provided with water collecting grooves 57 which are uniformly distributed; the bottom surfaces of the water collecting grooves 57 are all designed to be inclined; the sliding rod 55 extends into the inner cavity of the outer box 2; one end of the sliding rod 55, which is positioned in the inner cavity of the outer box body 2, is elastically connected with the partition plate 4 through a spring;
in the prior art, a low-voltage power distribution box is used as a final-stage device of a power distribution system, and is used for assembling a switching device, a measuring instrument, a protective electrical appliance and an auxiliary device in a closed or semi-closed metal box or on a screen according to the electrical wiring requirement to form a low-voltage power distribution device, when the low-voltage power distribution box works, the low-voltage power distribution box generates heat per se and further has the function of exhausting internal air, and meanwhile, electric wires and electrical components emit some harmful gases at high temperature, so that a heat dissipation window is required to be arranged on the distribution box, but when the outside is in a hot environment, because the environment in the distribution box is cool, external water vapor is easily gathered towards the inside of the distribution box along the heat dissipation window and is condensed on the electric wires and the electrical components, so that the corrosion phenomenon is caused to the electric wires and the electrical components, and simultaneously, due to environmental pollution, existing rainwater has certain weak acidity under most conditions, and when the rainwater permeates into the distribution box, the rainwater easily corrodes electric wires and electric elements in the distribution box, so that the aging rate of the electric elements and the electric wires is increased, and the fault probability of the low-voltage power distribution box is increased;
when the low-voltage power distribution box works, the main body, the internal circulation mechanism and the adjusting mechanism are arranged, when an electric appliance in the low-voltage power distribution box works, the ventilation fan 31 rotates due to current circulation, the rotating ventilation fan 31 pushes airflow in the inner box body 21 in a directional mode, heat exchange is carried out between the airflow and the electric appliance when the airflow flows, heat in the inner box body 21 is collected and discharged into the inner cavity of the outer box body 2 through the air outlet pipe 45 at the bottom of the inner box body 21, the air outlet pipe 45 extends into the water storage box 44 and is spirally arranged in the water storage box 44, the temperature of hot air is gradually reduced in the flowing process of the air outlet pipe 45, water vapor contained in the hot air is gradually condensed, a certain negative pressure is formed at the top of the inner box body 21 due to the rotation of the ventilation fan 31, and air in the inner cavity of the outer box body 2 is extracted through, because the air exhaust pipe 3 extends into the water filter 43 in the initial state, when the air exhaust pipe 3 extracts air, the outside air flows to the inside of the outer box 2 through the heat radiation window, and joins with the gas exhausted from the inner box 21 after filtering the dust and impurities in the air through the dust filter 42 in the flowing process, and enters into the inner box 21 again through the air exhaust pipe 3 after being filtered by the water filter 43, and the water storage box 44 at the bottom is clung to the inner box 21, so that the temperature of the bottom of the inner box 21 is lower, the water vapor has the tendency of moving to the shady and cool areas, so that the water vapor entering the inner box 21 gradually converges to the bottom of the inner box 21, and is discharged outwards through the air outlet pipe 45, when raining, the rainwater gradually converges on the rain shielding plate 51 at the top of the outer box 2, because the bottom surface of the water collecting groove 57 on the rain shielding plate 51 is obliquely arranged, the rainwater converges to one end of the rain shielding plate 51 in a, further, the gravity on the top of the rain shielding plate 51 is unbalanced, so that the rain shielding plate 51 rotates around the support plate 5, the rotating rain shielding plate 51 extrudes the sliding rod 55, and further, the sliding rod 55 slides along the first sliding groove 53 and the second sliding groove 54 under the action of pressure, because the sliding rod 55 extends into the inner cavity of the outer box 2 and is elastically connected with the partition plate 4 through the spring, when the sliding rod 55 slides, the partition plate 4 rotates through the pulling force of the spring, because the periphery of the partition plate 4 is sealed with the ventilation window 32 through the elastic membrane 41, only the bottom of the partition plate is communicated with the inner cavity of the outer box 2, the ventilation window 32 is gradually isolated from the inner cavity of the outer box 2 during the rotation of the partition plate 4, and further, the air flow between the inner box 21 and the outer box 2 can only perform internal circulation, thereby effectively reducing the external water vapor from gathering into the inner box 21, and simultaneously, the external rainwater is blocked by the partition plate 4 during the permeation into the, and then flow outside the ventilation window 32 along the baffle 4, in the in-process that flows, the rainwater passes in the dust filter 42, erodes the dust filter 42 gradually, and the sand dirt that filters, build up on the dust filter 42, impurity erode, and then effectually avoid leading to the dust filter 42 to block up in long-term working process, and then lead to the ventilation window 32 can't follow the external extraction air, lead to the unable going on of low pressure power distribution box air current extrinsic cycle.
As an implementation mode of the invention, the inner cavity of the outer box 2 is positioned above the outer box 2 and fixedly connected with a power box 6; the water collecting grooves 57 are communicated with each other and communicated with the power box 6 through the water guide pipe 62; a power wheel 61 is rotatably connected inside the water storage box 44; the blades of the power wheel 61 are of a bucket-shaped structure; the water guide pipe 62 extends into the power box 6, and one end of the water guide pipe is opened and is positioned above the fan blades of the power wheel 61; a water supply pipe 63 is fixedly connected below the power box 6; the water supply pipe 63 is externally connected with a tap water pipe; one end of the water supply pipe 63, which is positioned in the power box 6, is sleeved with a fixing ring 64; the fixed ring 64 is elastically connected with a poking plate 65 through a spring; the poking plate 65 is positioned on the motion path of the power wheel 61; a floating plate 66 is connected in the power box 6 in a sliding way; the floating plate 66 is made of water-floating materials; the floating plate 66 is elastically connected with the partition plate 4 through an elastic band;
when the rain-proof power box works, rainwater is gradually gathered at the C-shaped end of the rain-proof board 51 along the water collecting tank 57 on the rain-proof board 51 by arranging the power box 6 and the power wheel 61, and enters the power box 6 along the water guide pipe 62, the rainwater entering the power box 6 is gathered on the bucket-shaped fan blade of the power wheel 61 and gradually gathered, when water drops on the bucket-shaped fan blade are gathered to certain gravity, the power wheel 61 rotates under the action of gravity, the poking plate 65 is pushed to slide above the fixing ring 64, so that the water feeding pipe 63 is not blocked, and then water flow is sprayed into the power box 6, meanwhile, after the fan blade on the power wheel 61 is separated from the poking plate 65, the poking plate 65 is re-blocked by the action of spring elasticity, the liquid level of the water flow in the power box 6 is gradually raised under the supply of rainwater and tap water, so that the floating plate 66 is driven to be raised, and the elastic belt is pulled by the raised floating plate 66, and then the transmission through the elastic band, drive baffle 4 and rotate, and then block up ventilation window 32, make low voltage power distribution box convert the inner loop mode into, through setting up power wheel 61 and delivery pipe 63, utilize dash board 51 to collect the rainwater, and then utilize the gravity of the rainwater of gathering to drive power wheel 61 and rotate, and promote the liquid level in power box 6 with the help of the running water cooperation at power wheel 61 pivoted in-process, and then make baffle 4 rotate, can effectually comparatively relax at external rain condition, when the rainwater that dash board 51 was collected is not enough to make dash board 51 slope, cooperate through the running water in the delivery pipe 63, and then drive baffle 4 and rotate, make ventilation window 32 block up, and then make low voltage power distribution box more sensitive to overcast and rainy weather, avoid unable effectual ventilation window 32 of closing during the rain condition.
As an embodiment of the present invention, a third sliding groove 7 is formed on a side wall of the power box 6; the power wheel 61 is connected in the third chute 7 in a sliding manner; the third chute 7 is positioned below the power wheel 61 and is connected with a sliding plate 71 in a sliding way; the sliding plate 71 is elastically connected with the lower end of the third chute 7 through an expansion bag 72; a squeezing bag 73 is fixedly connected between the rain shielding plate 51 and the supporting plate 5; the squeezing bag 73 and the expansion bag 72 are designed to be communicated through a catheter;
during operation, rainwater is gathered on the flashing 51, and enter the power box 6 along the aqueduct 62 and drive the power wheel 61 to rotate, when the external rain condition is great, the water guide rate of the aqueduct 62 is less than the rate that rainwater is gathered on the flashing 51, and then the flashing 51 is caused to rotate around the support plate 5, and then the extrusion bag 73 between the flashing 51 and the support plate 5 is pressed, the gas inside is conveyed to the expansion bag 72 through the conduit, and then the sliding plate 71 and the power wheel 61 are driven to slide to the upper end of the third chute 7, and then the rotating power wheel 61 fan blade is separated from the stirring plate 65, and then the tap water is effectively avoided being used under the condition that the rainfall is great, and then the use amount of tap water is effectively reduced, and further the waste of tap water is avoided.
As an embodiment of the present invention, water outlets 74 are formed at two sides of the power box 6 near one end of the outer box 2; a sealing plate 75 is elastically connected to the junction of the power box 6 and the outer box 2 through a spring; the sealing plate 75 extends into the water outlet 74 and isolates the water outlet 74 from the inner cavity of the power box 6 in an initial state; a guide plate 76 is fixedly connected to the outer side of the power box 6 below the water outlet 74; the upper end of the elastic membrane 41 is provided with uniformly distributed through holes, and the elastic membrane 41 is contracted and the through holes are not communicated in an initial state;
when the water-saving device works, the water level in the power box 6 gradually rises to drive the floating plate 66 to rise, and further drive the partition plate 4 to stretch the elastic membrane 41, so that the through hole on the surface of the elastic membrane 41 is opened, the floating plate 66 gradually extrudes the sealing plate 75 under the action of water buoyancy, so that the inner cavity of the power box 6 is communicated with the water outlet 74, water flows outwards along the water outlet 74 under the action of gravity, and impacts on the elastic membrane 41 under the guiding action of the guide plate 76, and flows to the dust filtering net 42 along the through holes on the elastic membrane 41, then the sand and dust and impurities inside the dust filter 42 are washed by the impact of the water flow, meanwhile, the water flow mixed with the sand and dust flows to the outside along the partition board 4 through the ventilating window 32, and then effectual dust screen 42 washes, and then avoids dust screen 42 mesh to block up, leads to when the extrinsic cycle mode, can't form good conduction, filter effect to the air current.
As an embodiment of the invention, the bottom of the power box 6 is fixedly connected with evenly distributed water seepage pipes 77; one end of the water seepage pipe 77, which is far away from the power box 6, extends into the water storage box 44; the part of the water seepage pipe 77 between the power box 6 and the water storage box 44 is tightly attached to the inner box body 21; the communicating part of the water seepage pipe 77 and the power box 6 is fixedly connected with a pressure ring; the pressure ring is designed in a conical shape, and the opening of the pressure ring is enlarged when the pressure ring is pressed;
the during operation, when carrying out the inner loop, rivers part in the power box 6 passes through infiltration pipe 77 and permeates to in the water storage box 44, in the in-process that the infiltration flows cool down to interior box 21 gradually, and then accelerate the radiating effect of interior box 21, osmosis can also provide the water source for water storage box 44 simultaneously, and then effectual messenger water storage box 44 can provide the cooling effect for interior box 21 bottom, simultaneously the rivers in the power box 6 can also effectual reduction power box 6 to permeate gradually in the water storage box 44 when the rain attitude stops, and then make the kickboard 66 descend, baffle 4 rotates and then opens ventilation window 32, and the diameter of regulation and control infiltration pipe can also the speed that effectual control ventilation window 32 opened, and then effectual and external rainwater evaporation rising phase staggers.
As an embodiment of the invention, the partition plate 4 is provided with evenly distributed chutes 8 on one side close to the water filter 43; exchange holes 81 which are uniformly distributed are formed in the chute 8; the exchange holes 81 are all designed in a conical shape, and the largest conical end faces the inner box body 21; the water filtering nets 43 are all arranged obliquely;
the during operation, the air is when filtering in water strainer 43, steam assembles gradually on the cotton that absorbs water, and drip under the effect of gravity in chute 8, rivers in chute 8 permeate to dust filter net 42 through exchange hole 81, can also effectual reinforcing dust filter net 42 to the filter effect of sand and dust, sand and soil can also be dissolved to the water droplet that permeates gradually simultaneously, and drip downwards, play the effect of purifying dust filter net 42, and then make low pressure power distribution box more convenient when using, the frequency of staff's periodic maintenance has been reduced.
The specific working process is as follows:
when the low-voltage power distribution box works, the ventilation fan 31 is rotated due to current circulation when the main body, the internal circulation mechanism and the adjusting mechanism are arranged, when an electric appliance in the low-voltage power distribution box works, the rotating ventilation fan 31 pushes airflow in the inner box body 21 in a directional mode, heat exchange is carried out between the airflow and the electric appliance when the airflow flows, heat in the inner box body 21 is collected and discharged into the inner cavity of the outer box body 2 through the air outlet pipe 45 at the bottom of the inner box body 21, the air outlet pipe 45 extends into the water storage box 44 and is spirally arranged in the water storage box 44, the temperature of hot air is gradually reduced in the flowing process of the air outlet pipe 45, water vapor contained in the hot air is gradually condensed, the rotation of the ventilation fan 31 causes the top of the inner box body 21 to form a certain negative pressure, air in the inner cavity of the outer box body 2 is extracted through the air extraction pipe 3, and the air extraction pipe 3 extends, when the air is extracted by the air extracting pipe 3, the outside air flows to the inside of the outer box 2 through the heat radiating window, and is converged with the gas exhausted from the inner box 21 after the dust and impurities in the outside air are filtered by the dust filtering net 42 in the flowing process, and enters the inner box 21 again through the air extracting pipe 3 after the water vapor is filtered by the water filtering net 43, meanwhile, the water storage box 44 at the bottom is clung to the inner box 21, so that the temperature of the bottom of the inner box 21 is lower, the water vapor has the tendency of moving to the shady and cool areas, so that the water vapor entering the inner box 21 is gradually converged to the bottom of the inner box 21, and is discharged outwards through the air outlet pipe 45, when in rainy weather, the rainwater is gradually converged on the rain shielding plate 51 at the top of the outer box 2, because the bottom surface of the water collecting groove 57 on the rain shielding plate 51 is obliquely arranged, the rainwater is converged to the C-shaped end of the rain shielding, make the dash board 51 for rotating around backup pad 5, pivoted dash board 51 produces the extrusion to sliding rod 55, and then make sliding rod 55 slide along first spout 53 and second spout 54 under the effect of pressure, because sliding rod 55 extends to in the outer box 2 inner chamber, and pass through spring elastic connection with baffle 4, when sliding rod 55 slides, through the pulling force of spring, make baffle 4 rotate, because baffle 4 is peripheral to pass through sealed between stretch film 41 and ventilation window 32, only the bottom switches on with outer box 2 inner chamber, baffle 4 pivoted in-process is isolated gradually between ventilation window 32 and the outer box 2 inner chamber, and then make the air current between inner box 21 and the outer box 2 only can carry out the inner loop.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a low pressure power distribution box which characterized in that: comprises a main body, an internal circulation mechanism and an adjusting mechanism;
the main body comprises a base (1), an outer box body (2) and an inner box body (21); the base (1) is fixedly connected to the ground through bolts; the upper surface of the base (1) is fixedly connected with a supporting piece (11); the support (11) is of "C" shaped design; the outer box body (2) is fixedly connected to one side, far away from the base (1), of the supporting piece (11); the inner box body (21) is fixedly connected in the inner cavity of the outer box body (2); the outer box body (2) and the inner box body (21) are opened at the same side, and a closing door (22) is rotatably connected at the opening; one side of the closed door (22) close to the inner cavity of the outer box body (2) is fixedly connected with a sealing ring (23); one side of the sealing ring (23) far away from the closing door (22) is provided with a sealing groove; the sealing ring (23) is made of elastic rubber material; in the initial state, the closing door (22) is attached to the openings of the inner box body (21) and the outer box body (2), and the inner box body (21) extends into the sealing groove on the sealing ring (23); the inner box body (21) is internally used for mounting electrical components;
the internal circulation mechanism comprises a ventilation fan (31), a ventilation window (32), a dust filtering net (42) and a water filtering net (43); the top of the inner box body (21) is fixedly connected with an exhaust pipe (3); the air exhaust pipe (3) is used for communicating the inner cavity of the inner box body (21) with the inner cavity of the outer box body (2); the inner box body (21) is fixedly connected with a ventilation fan (31) at the opening of the exhaust pipe (3); both sides of the outer box body (2) are provided with air exchange windows (32); the ventilating window (32) is fixedly connected with uniformly distributed fan blades; the inner cavity of the outer box body (2) is positioned between the ventilation window (32) and the inner box body (21) and is rotatably connected with a partition plate (4) through a guide rod; the periphery of the partition plate (4) is hermetically connected with the ventilation window (32) through an elastic membrane (41); the lower end of the elastic membrane (41) is provided with an opening; a dust filtering net (42) is fixedly connected to one side of the partition plate (4) close to the ventilation window (32), and a water filtering net (43) is fixedly connected to one side of the partition plate close to the inner box body (21); the air suction pipe (3) extends into the water filtering net (43); the dust filtering net (42) is an elastic three-dimensional net structure; the water filtering net (43) is made of multi-layer water-absorbing cotton cloth; the bottom of the inner box body (21) is fixedly connected with a water storage box (44); the bottom of the inner box body (21) is fixedly connected with an air outlet pipe (45); the air outlet pipe (45) penetrates through the water storage box (44) and extends into the inner cavity of the outer box body (2); the air outlet pipe (45) is positioned in the water storage box (44) and is partially spiral; a water level hole is formed in the water storage box (44); the bottom of the outer box body (2) is provided with a hole for communicating the outer box body (2) with the outside;
the adjusting mechanism comprises a support plate (5), a sliding rod (55) and a rain shield (51); the supporting plate (5) is fixedly connected to the top end of the outer box body (2); the rain shielding plates (51) are symmetrically hinged to two sides of the supporting plate (5); one side of the rain shielding plate (51) far away from the supporting plate (5) is in a C-shaped design, and a C-shaped opening is far away from the outer box body (2); the bottoms of the rain shields (51) are fixedly connected with symmetrically designed connecting pieces (52); the connecting pieces (52) are provided with first sliding grooves (53); in the initial state, the rain shielding plate (51) is designed to be inclined relative to the top end of the outer box body (2), and the first sliding chute (53) is designed to be parallel relative to the top end of the outer box body (2); a second sliding chute (54) is formed in the upper end of the outer box body (2); a sliding rod (55) is connected in the second sliding chute (54) in a sliding way; one side of the second sliding groove (54) close to the supporting plate (5) is fixedly connected with a spring; one end of the sliding rod (55) far away from the second sliding chute (54) is rotatably connected with a connecting rod (56); both ends of the connecting rod (56) are connected in the first sliding groove (53) in a sliding manner; the rain shielding plate (51) is made of light plastic materials; the surface of one side, far away from the outer box body (2), of the rain shielding plate (51) is provided with water collecting grooves (57) which are uniformly distributed; the bottom surfaces of the water collecting grooves (57) are all designed in an inclined manner; the sliding rod (55) extends into the inner cavity of the outer box body (2); the sliding rod (55) is positioned in the inner cavity of the outer box body (2), and one end of the sliding rod is elastically connected with the partition plate (4) through a spring.
2. A low voltage power distribution cabinet according to claim 1, wherein: the inner cavity of the outer box body (2) is positioned above the outer box body (2) and is fixedly connected with a power box (6); the water collecting grooves (57) are communicated with each other and communicated with the power box (6) through the water guide pipes (62); a power wheel (61) is rotatably connected inside the water storage box (44); the blades of the power wheel (61) are of a bucket-shaped structure; the water guide pipe (62) extends into the power box (6), and an opening at one end of the water guide pipe is positioned above the fan blades of the power wheel (61); a water supply pipe (63) is fixedly connected below the power box (6); the water supply pipe (63) is externally connected with a tap water pipe; one end of the water supply pipe (63) positioned in the power box (6) is sleeved with a fixing ring (64); the fixed ring (64) is elastically connected with a poking plate (65) through a spring; the poking plate (65) is positioned on the motion path of the power wheel (61); the power box (6) is connected with a floating plate (66) in a sliding way; the floating plate (66) is made of water-floating material; the floating plate (66) is elastically connected with the partition plate (4) through an elastic band.
3. A low voltage power distribution cabinet according to claim 2, wherein: a third sliding chute (7) is formed in the side wall of the power box (6); the power wheel (61) is connected in the third chute (7) in a sliding manner; the third sliding chute (7) is positioned below the power wheel (61) and is connected with a sliding plate (71) in a sliding way; the sliding plate (71) is elastically connected with the lower end of the third sliding chute (7) through an expansion bag (72); a squeezing bag (73) is fixedly connected between the rain shielding plate (51) and the supporting plate (5); the pressing bag (73) and the expansion bag (72) are designed to be communicated through a catheter.
4. A low voltage power distribution cabinet according to claim 3, wherein: one ends of the two sides of the power box (6) close to the outer box body (2) are both provided with water outlets (74); a sealing plate (75) is elastically connected to the junction of the power box (6) and the outer box body (2) through a spring; the sealing plate (75) extends into the water outlet (74) and isolates the water outlet (74) from the inner cavity of the power box (6) in an initial state; a guide plate (76) is fixedly connected to the outer side of the power box (6) below the water outlet (74); the upper end of the elastic membrane (41) is provided with uniformly distributed through holes, and the elastic membrane (41) is contracted and the through holes are not communicated in an initial state.
5. A low voltage power distribution cabinet according to claim 4, wherein: the bottom of the power box (6) is fixedly connected with water seepage pipes (77) which are uniformly distributed; one end of the water seepage pipe (77) far away from the power box (6) extends into the water storage box (44); the part of the water seepage pipe (77) between the power box (6) and the water storage box (44) is tightly attached to the inner box body (21).
6. A low voltage power distribution cabinet according to claim 1, wherein: one side of the partition plate (4) close to the water filtering net (43) is provided with evenly distributed chutes (8); exchange holes (81) are uniformly distributed in the chute (8); the exchange holes (81) are designed in a conical shape, and the largest conical end faces the inner box body (21); the water filtering nets (43) are all obliquely arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110133989.3A CN112864899A (en) | 2021-02-01 | 2021-02-01 | Low-voltage power distribution box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110133989.3A CN112864899A (en) | 2021-02-01 | 2021-02-01 | Low-voltage power distribution box |
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| Publication Number | Publication Date |
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| CN112864899A true CN112864899A (en) | 2021-05-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202110133989.3A Withdrawn CN112864899A (en) | 2021-02-01 | 2021-02-01 | Low-voltage power distribution box |
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| CN (1) | CN112864899A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116129771A (en) * | 2023-02-23 | 2023-05-16 | 周逸轩 | Building engineering safety management device and method based on BIM |
| CN116632698A (en) * | 2023-05-12 | 2023-08-22 | 佛山市顺德区志泰玻璃实业有限公司 | Liquid-cooled fireproof electric power cabinet with dustproof function |
| CN116845739A (en) * | 2023-08-30 | 2023-10-03 | 四川能投能源建设集团有限公司 | Rural electric wire netting synthesizes block terminal |
| CN116960774A (en) * | 2023-05-11 | 2023-10-27 | 无锡市凯立电器有限公司 | Intelligent safe insulation high-low voltage power distribution cabinet |
-
2021
- 2021-02-01 CN CN202110133989.3A patent/CN112864899A/en not_active Withdrawn
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116129771A (en) * | 2023-02-23 | 2023-05-16 | 周逸轩 | Building engineering safety management device and method based on BIM |
| CN116129771B (en) * | 2023-02-23 | 2024-03-29 | 鼎耀宏(广东)智慧城市科技有限公司 | Building engineering safety management device and method based on BIM |
| CN116960774A (en) * | 2023-05-11 | 2023-10-27 | 无锡市凯立电器有限公司 | Intelligent safe insulation high-low voltage power distribution cabinet |
| CN116960774B (en) * | 2023-05-11 | 2024-03-12 | 无锡市凯立电器有限公司 | Intelligent safe insulation high-low voltage power distribution cabinet |
| CN116632698A (en) * | 2023-05-12 | 2023-08-22 | 佛山市顺德区志泰玻璃实业有限公司 | Liquid-cooled fireproof electric power cabinet with dustproof function |
| CN116632698B (en) * | 2023-05-12 | 2024-01-09 | 自贡市凯越电气有限公司 | Liquid-cooled fireproof electric power cabinet with dustproof function |
| CN116845739A (en) * | 2023-08-30 | 2023-10-03 | 四川能投能源建设集团有限公司 | Rural electric wire netting synthesizes block terminal |
| CN116845739B (en) * | 2023-08-30 | 2023-11-07 | 四川能投能源建设集团有限公司 | Rural electric wire netting synthesizes block terminal |
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Application publication date: 20210528 |
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| WW01 | Invention patent application withdrawn after publication |