CN112736823B

CN112736823B - Prevent electric control terminal that snow accumulated pressed down

Info

Publication number: CN112736823B
Application number: CN202110006301.5A
Authority: CN
Inventors: 郑秋蓉
Original assignee: Hebei Minhui Electrical Equipment Manufacturing Co ltd
Current assignee: Hebei Minhui Electrical Equipment Manufacturing Co ltd
Priority date: 2021-01-05
Filing date: 2021-01-05
Publication date: 2022-09-27
Anticipated expiration: 2041-01-05
Also published as: CN112736823A

Abstract

The invention discloses an electric control terminal for preventing snow accumulation from falling down, which comprises a shell, wherein an installation plate is installed at the upper end of the shell, an installation groove is formed in the upper end of the installation plate, and a sliding plate used for sliding up and down is arranged in the installation groove; be equipped with snow trigger mechanism in the mounting groove, snow trigger mechanism is including seting up the guide way on the inner wall of mounting groove both sides, two all be equipped with gliding guide block about being used for in the guide way, every the lower extreme of guide block all through coupling spring and the interior bottom elastic connection who corresponds the guide way, two the opposite face of guide block all run through to the guide way and with the both sides fixed connection of sliding plate. This power control terminal is in the snowy day, after snow gathers the certain degree, can be shaken off, simultaneously, still is provided with the structure of elastic film and sprays the snow melt agent, further avoids the condition of box top snow to appear.

Description

Prevent electric control terminal that snow accumulated pressed down

Technical Field

The invention relates to the field of power equipment, in particular to a snow accumulation and fall prevention power control terminal.

Background

The existing power control terminal generally refers to a distribution box and is used for calling and distributing power, and the power control terminal has the characteristics of small volume, simplicity and convenience in installation, special technical performance, fixed position, unique configuration function, no field limitation, universal application, stability and reliability in operation, high space utilization rate, small occupied area and environmental protection effect;

however, most of existing distribution boxes are installed outdoors, so that they may be affected by extreme weather, in some snowy areas, when snow falls, snow may be accumulated on the top of the distribution box, although the weight of snow per unit volume is low, if more snow is accumulated, a part of snow may be melted into water and then frozen with time and temperature change, a part of snow may be blown by wind to "fill up" the gaps on the surface, so that the snow becomes more compact, and form "hard snow", the gravity of which is also large, when the snow is accumulated too much, the distribution box may be damaged, even be crushed, and the circuit is interrupted, so that it is necessary to provide a power control terminal for preventing snow from being crushed.

Disclosure of Invention

The invention aims to solve the defect that a distribution box is overwhelmed by snow in snowy weather in the prior art, and provides a snow-collapse-prevention power control terminal.

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

an electric control terminal for preventing snow accumulation from falling down comprises a shell, wherein an installation plate is installed at the upper end of the shell, an installation groove is formed in the upper end of the installation plate, and a sliding plate used for sliding up and down is arranged in the installation groove; the snow cover mounting structure comprises a mounting groove, a snow cover triggering mechanism and a sliding plate, wherein the mounting groove is internally provided with the snow cover triggering mechanism, the snow cover triggering mechanism comprises guide grooves formed in the inner walls of the two sides of the mounting groove, guide blocks used for sliding up and down are arranged in the two guide grooves, the lower end of each guide block is elastically connected with the inner bottom of the corresponding guide groove through a connecting spring, the opposite surfaces of the two guide blocks penetrate through the guide grooves and are fixedly connected with the two sides of the sliding plate, the lower end of the sliding plate is fixedly connected with the magnetic plate, the inner bottom of the mounting groove is provided with an electromagnet matched with the magnetic plate, the lower end of the sliding plate is fixedly connected with a first conducting strip, and the inner bottom of the mounting groove is provided with a second conducting strip matched with the first conducting strip; the upper end of the sliding plate is provided with an inflation groove, the left side of the guide groove on the left side is provided with a sliding groove, and the sliding groove and the inflation groove are internally provided with a deformation mechanism matched with the accumulated snow trigger mechanism.

Preferably, deformation mechanism is including setting up the elastic film at inflation tank notch department, be equipped with in the spout and be used for gliding connecting plate from top to bottom, the right-hand member of connecting plate run through the notch of spout and with the left side fixed connection who corresponds the guide block, be equipped with the gasbag between the lower extreme of connecting plate and the interior bottom of spout, the gasbag passes through one-way intake pipe and external intercommunication, the lower extreme intercommunication of gasbag has one-way outlet duct, the one end that the gasbag was kept away from to one-way outlet duct is passed through hose and inflation tank intercommunication.

Preferably, the inner bottom of the inflation groove is provided with a fine hole communicated with the installation groove, and the bottom space of the installation groove is communicated with the outside through a communicating pipe.

Preferably, a plurality of water storage grooves are formed in the upper end face of the elastic film, and the water storage grooves are annular; be equipped with perpendicular chamber in the mounting panel, perpendicular intracavity is equipped with gliding magnetic slider about being used for, perpendicular chamber is located the right side of the guide way on right side, is located the right side the guide block has magnetism, and inhales mutually with magnetic slider looks proximal surface magnetism, the headspace in perpendicular chamber communicates through the connecting pipe with the external world, the water tank is installed on the right side of casing, be equipped with the snow melt agent in the water tank, the shower nozzle is installed to the upper end of mounting panel, the nozzle of shower nozzle faces a left side, the bottom space in perpendicular chamber communicates through one-way feed liquor pipe and water tank, the bottom space in perpendicular chamber communicates through the feed liquor end of one-way drain pipe with the shower nozzle.

The invention has the beneficial effects that:

1. along with the continuous gathering on the sliding plate of snow, the sliding plate can receive the effect of gravity and slowly move down, and compress two corresponding connecting spring, after the sliding plate moved down first conducting strip and second conducting strip and contact, the electro-magnet circular telegram is magnetized, give ascending repulsion in the twinkling of an eye of magnetic sheet, can drive the sliding plate in the twinkling of an eye and shift up, when the sliding plate moved up extreme position, the guide block was died by the up end card of guide way, at this moment the sliding plate can stop shifting up in the twinkling of an eye, snow on the sliding plate receives inertial action to continue to shift up, then shaken off, the effectual circumstances of avoiding box top snow appears.

2. In the reciprocating motion of sliding plate many times, can make the connecting plate do tensile and compress the gasbag motion, during the gasbag was tensile, can inhale the gasbag with external gas in, during the gasbag compression, can discharge the gas in it into the inflation tank through one-way outlet duct and hose for the gas in the inflation tank becomes many, thereby makes the elastic film be in the state of picture, makes remaining snow also can be by the landing, is the difficult snow of elastic film of this state simultaneously.

3. In-process that reciprocates is carried out at the guide block, can drive the magnetic slide block through magnetic force and reciprocate, shifting up of magnetic slide block can be with the water tank in the snow melt agent suction to erect the chamber this kind, the magnetic slide block can pass through the shower nozzle blowout with the snow melt agent in erecting the chamber after moving down, spout to the elastic film on, the snow that will not shake off completely melts, simultaneously because the up end of elastic film is equipped with a plurality of catch basins, partial snow melt agent can gather in the catch basin, make in the follow-up one end time, the snow is difficult to gather on the elastic film.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment 1 of an electric control terminal for preventing snow from falling down according to the present invention;

FIG. 2 is a schematic view of the working state of FIG. 1;

FIG. 3 is an enlarged view of FIG. 1 at A;

FIG. 4 is a schematic structural diagram of embodiment 2 of the present invention;

FIG. 5 is a top view of an elastic membrane;

fig. 6 is an enlarged view of fig. 4 at B.

In the figure: the device comprises a shell 1, a mounting plate 2, an air outlet 3, a mounting groove 4, an electromagnet 5, a magnetic plate 6, a sliding plate 7, an elastic film 8, an inflation groove 9, a guide block 10, a guide groove 11, an air bag 12, a one-way air inlet pipe 13, a one-way air outlet pipe 14, a first conducting strip 15, a second conducting strip 16, a hose 17, a connecting plate 18, a connecting spring 19, a water storage tank 20, a spray head 21, a one-way liquid outlet pipe 22, a one-way liquid inlet pipe 23, a vertical cavity 24, a magnetic slider 25, a water tank 26, a pore 27 and a chute 28.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example 1

Referring to fig. 1-3, the device comprises a shell 1, wherein an installation plate 2 is installed at the upper end of the shell 1, an installation groove 4 is formed at the upper end of the installation plate 2, and a sliding plate 7 for sliding up and down is arranged in the installation groove 4;

an accumulated snow trigger mechanism is arranged in the mounting groove 4, the accumulated snow trigger mechanism comprises guide grooves 11 arranged on the inner walls of two sides of the mounting groove 4, guide blocks 10 used for sliding up and down are arranged in the two guide grooves 11, the lower end of each guide block 10 is elastically connected with the inner bottom of the corresponding guide groove 11 through a connecting spring 19, the opposite surfaces of the two guide blocks 10 penetrate through the guide grooves 11 and are fixedly connected with two sides of the sliding plate 7, the lower end of the sliding plate 7 is fixedly connected with a magnetic plate 6, an electromagnet 5 matched with the magnetic plate 6 is arranged at the inner bottom of the mounting groove 4, a storage battery can be arranged in the shell 1, the lower end of the sliding plate 7 is fixedly connected with a first conducting plate 15, the inner bottom of the mounting groove 4 is provided with a second conducting plate 16 matched with the first conducting plate 15, after the first conductive sheet 15 contacts with the second conductive sheet 16, the electromagnet 5 is energized and generates magnetic force;

the upper end of the sliding plate 7 is provided with an inflation groove 9, the left side of the guide groove 11 on the left side is provided with a sliding groove 28, and the sliding groove 28 and the inflation groove 9 are internally provided with a deformation mechanism matched with the accumulated snow triggering mechanism.

Wherein, deformation mechanism is including setting up the elastic film 8 in inflation tank 9 notch department, be equipped with in the spout 28 and be used for gliding connecting plate 18 from top to bottom, the right-hand member of connecting plate 18 runs through the notch of spout 28 and with the left side fixed connection who corresponds guide block 10, be equipped with gasbag 12 between the interior bottom of the lower extreme of connecting plate 18 and spout 28, gasbag 12 communicates with the external world through one-way intake pipe 13, the lower extreme intercommunication of gasbag 12 has one-way outlet duct 14, the one end that one-way outlet duct 14 kept away from gasbag 12 communicates with inflation tank 9 through hose 17, one-way intake pipe 13 and one-way outlet duct 14 are the pipeline of installing the check valve, the check valve is used for guaranteeing gaseous one-way flow.

Wherein, the pore 27 that communicates with mounting groove 4 is seted up to the interior bottom of inflation tank 9, and the bottom space of mounting groove 4 communicates through communicating pipe with the external world.

The present embodiment can illustrate its functional principle by the following operation: as the accumulated snow continuously gathers on the sliding plate 7, the sliding plate 7 will move downwards slowly under the action of gravity (at this time, the elastic film 8 will be compressed, but the subsequent operation will not be affected), and compress the two corresponding connecting springs 19, when the sliding plate 7 moves downwards to contact the first conducting plate 15 and the second conducting plate 16, the electromagnet 5 is energized to generate magnetism, and an instant upward repulsion force (generated repulsion force is larger) is given to the magnetic plate 6, and will instantly drive the sliding plate 7 to move upwards (when the circuit is disconnected after the sliding plate 7 moves upwards, the sliding plate 7 can move upwards continuously under the action of inertia), when the sliding plate 7 moves upwards to the limit position, the guide block 10 is stuck by the upper end face of the guide slot 11, at this time, the sliding plate 7 will stop moving upwards instantly (the connecting springs 19 in this state are in a stretched state), and the snow accumulated on the sliding plate 7 will move upwards (is shaken off) continuously under the action of inertia, after most of snow shakes, the sliding plate 7 moves back under the elastic action of the connecting spring 19, and in the actual operation process, the sliding plate 7 can shake back and forth for multiple times under the elastic action of the connecting spring 19 and the self inertia action of the sliding plate 7, and finally stops moving under the action of multiple times of the friction force of the guide block 10 and the guide groove 11;

in the multiple reciprocating motions of the sliding plate 7, the connecting plate 18 can stretch and compress the air bag 12, when the air bag 12 stretches, external air can be sucked into the air bag 12, when the air bag 12 compresses, the air in the air bag can be discharged into the air charging groove 9 through the one-way air outlet pipe 14 and the hose 17, so that the air in the air charging groove 9 becomes more, the elastic film 8 is in the state shown in fig. 2, the residual snow can also be slid off, meanwhile, the elastic film 8 in the state is not easy to snow, and the air in the air charging groove 9 can be slowly discharged from the fine hole 27, so that the elastic film 8 is in the state shown in fig. 1 in a normal state, the contact surface with the outside is small, and the loss is not easy to occur;

it should be noted that, when the guide block 10 moves up to the limit position, the length of the extension of the connection spring 19 is smaller than the length of the compression of the connection spring 19 when the first conductive plate 15 contacts with the second conductive plate 16 (both the extension length and the compression length are calculated for the original length of the spring), so as to ensure that the first conductive plate 15 does not contact with the second conductive plate 16 after the guide block 10 shakes off the snow again and moves down again.

Example 2

Referring to fig. 4 to 6, the present embodiment is different from embodiment 1 in that: the upper end surface of the elastic film 8 is provided with a plurality of water storage tanks 20, and the water storage tanks 20 are all annular;

be equipped with perpendicular chamber 24 in the mounting panel 2, be equipped with in the perpendicular chamber 24 and be used for gliding magnetic slider 25 from top to bottom, perpendicular chamber 24 is located the right side of guide way 11 on right side, the guide block 10 that is located the right side has magnetism, and attract mutually with magnetic slider 25 looks adjacent surface magnetism, the headspace of perpendicular chamber 24 passes through the connecting pipe intercommunication with the external world, water tank 26 is installed on the right side of casing 1, be equipped with the snow melt agent in the water tank 26, shower nozzle 21 is installed to the upper end of mounting panel 2, the nozzle of shower nozzle 21 faces left, the bottom space of perpendicular chamber 24 passes through one-way feed liquor pipe 23 and water tank 26 intercommunication, the bottom space of perpendicular chamber 24 passes through the feed liquor end intercommunication of one-way drain pipe 22 with shower nozzle 21, one-way feed liquor pipe 23 and one-way drain pipe 22 are the pipeline of installing the check valve, the check valve is owing to guarantee fluidic one-way flow.

The present embodiment can illustrate its functional principle by the following operation: in the process that the guide block 10 moves up and down, the magnetic slide block 25 is driven by magnetic force to move up and down, the magnetic slide block 25 moves up to draw the snow-melting agent in the water tank 26 into the vertical cavity 24, the snow-melting agent in the vertical cavity 24 is sprayed out through the spray head 21 after the magnetic slide block 25 moves down and is sprayed onto the elastic film 8, and the incompletely shaken snow is melted, and meanwhile, because the upper end face of the elastic film 8 is provided with the water storage grooves 20, part of the snow-melting agent is gathered in the water storage grooves 20, so that snow is difficult to accumulate on the elastic film 8 in the time of the subsequent end.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims

1. The electric control terminal capable of preventing snow accumulation from falling down comprises a shell (1) and is characterized in that an installation plate (2) is installed at the upper end of the shell (1), an installation groove (4) is formed in the upper end of the installation plate (2), and a sliding plate (7) used for sliding up and down is arranged in the installation groove (4);

the snow cover is characterized in that a snow cover triggering mechanism is arranged in the mounting groove (4), the snow cover triggering mechanism comprises guide grooves (11) formed in the inner walls of the two sides of the mounting groove (4), guide blocks (10) used for sliding up and down are arranged in the two guide grooves (11), the lower end of each guide block (10) is elastically connected with the inner bottom of the corresponding guide groove (11) through a connecting spring (19), the opposite surfaces of the two guide blocks (10) penetrate through the guide grooves (11) and are fixedly connected with the two sides of the sliding plate (7), the lower end of the sliding plate (7) is fixedly connected with a magnetic plate (6), the inner bottom of the mounting groove (4) is provided with an electromagnet (5) matched with the magnetic plate (6), the lower end of the sliding plate (7) is fixedly connected with a first conducting strip (15), a second conducting strip (16) matched with the first conducting strip (15) is arranged at the inner bottom of the mounting groove (4);

an inflation groove (9) is formed in the upper end of the sliding plate (7), a sliding groove (28) is formed in the left side of the guide groove (11) on the left side, and a deformation mechanism matched with the snow cover triggering mechanism is arranged in the sliding groove (28) and the inflation groove (9) together;

the deformation mechanism comprises an elastic film (8) arranged at the notch of an inflation groove (9), a connecting plate (18) used for sliding up and down is arranged in the sliding groove (28), the right end of the connecting plate (18) penetrates through the notch of the sliding groove (28) and is fixedly connected with the left side of a corresponding guide block (10), an air bag (12) is arranged between the lower end of the connecting plate (18) and the inner bottom of the sliding groove (28), the air bag (12) is communicated with the outside through a one-way air inlet pipe (13), the lower end of the air bag (12) is communicated with a one-way air outlet pipe (14), and one end, far away from the air bag (12), of the one-way air outlet pipe (14) is communicated with the inflation groove (9) through a hose (17);

when the sliding plate (7) moves downwards to the position where the first conducting plate (15) is contacted with the second conducting plate (16), the electromagnet (5) is electrified to generate magnetism, an instant upward repulsive force is given to the magnetic plate (6), and the sliding plate (7) is instantly driven to move upwards.

2. The snow fall prevention power control terminal according to claim 1, wherein the inner bottom of the air charging tank (9) is provided with a fine hole (27) communicated with the mounting groove (4), and the bottom space of the mounting groove (4) is communicated with the outside through a communication pipe.

3. The snow fall prevention power control terminal according to claim 1, wherein the elastic membrane (8) is provided with a plurality of water storage grooves (20) on the upper end surface, and the water storage grooves (20) are all annular;

be equipped with perpendicular chamber (24) in mounting panel (2), be equipped with gliding magnetic slide (25) about being used for in perpendicular chamber (24), erect chamber (24) and be located the right side of guide way (11) on right side, be located the right side guide block (10) have magnetism, and inhale mutually with magnetic slide (25) looks proximal surface magnetism, the headspace and the external world of perpendicular chamber (24) pass through the connecting pipe intercommunication, water tank (26) are installed on the right side of casing (1), be equipped with the snow melt agent in water tank (26), shower nozzle (21) are installed to the upper end of mounting panel (2), the nozzle of shower nozzle (21) faces a left side, the bottom space of perpendicular chamber (24) passes through one-way feed liquor pipe (23) and water tank (26) intercommunication, the bottom space of perpendicular chamber (24) passes through the inlet end intercommunication of one-way drain pipe (22) and shower nozzle (21).