CN109994935B

CN109994935B - Dehumidification dust keeper that outdoor switch board was used

Info

Publication number: CN109994935B
Application number: CN201910060626.4A
Authority: CN
Inventors: 荆林国; 李鹏; 李新涛; 郭瑞; 王恒; 李金林; 李高岫; 姚广耀
Original assignee: State Grid Shandong Electric Power Co Ltd
Current assignee: State Grid Shandong Electric Power Co Ltd
Priority date: 2019-04-09
Filing date: 2019-04-09
Publication date: 2022-08-05
Anticipated expiration: 2039-04-09
Also published as: CN109994935A

Abstract

The invention relates to the technical field of power equipment, and discloses a dehumidification and dust prevention device for an outdoor power distribution cabinet. Compared with the similar power distribution cabinets, the dehumidification and dust prevention device for the outdoor power distribution cabinet provided by the invention has the advantages that the normal ventilation of the device is not influenced in the reuse process, the dehumidification and dust prevention device is matched with heat emitted by electrical components in the power distribution cabinet to dry the interior of the power distribution cabinet by utilizing the principle of metal friction heating, the overhigh temperature in the power distribution cabinet is avoided, and air entering the power distribution cabinet is filtered under the rotation of the hollow rotating column.

Description

Dehumidification dust keeper that outdoor switch board was used

Technical Field

The invention relates to the technical field of power equipment, in particular to a dehumidification and dust prevention device for an outdoor power distribution cabinet.

Background

The power distribution cabinet is the final equipment of the power distribution system, electricity is an indispensable part in people's daily life, when the current is dispersed from the power distribution center, high-voltage electricity (direct current) can only be used by large-scale apparatuses of some large-scale factories, and for example, daily household or office electricity is basically 220V or 320V alternating current, so the current basically needs to be protected, monitored and controlled through ' primary power distribution equipment, secondary power distribution equipment and final power distribution equipment ' in the transmission process.

The final-stage power distribution equipment, namely the power distribution cabinet, is divided into outdoor use and indoor use according to different use conditions in the use process, but no matter which type of power distribution cabinet is generally overheated to burn out or has the problem of short circuit caused by faults or excessive dust due to humidity in the use process, the outdoor power distribution cabinet (the outdoor power distribution cabinet is basically arranged on the roadside) is basically visible due to the fact that the dust content in the outside air is large, particularly the dust in the air is basically visible in some places close to construction, when the dust enters the power distribution cabinet along with the air for a short time, short circuit can be caused, for example, when the air in rainy days and heavy fog days in summer contains a large amount of moisture, when the air moves upwards and enters the power distribution cabinet, a small amount of moisture cannot influence the elements in the power distribution cabinet due to certain heat of the operation of the electrical elements in the power distribution cabinet, but when the air in heavy rain and the like, water molecules in the air are too large weather, the heat that electrical components produced is not enough to dry the hydrone, leads to electrical components often to break down in the switch board.

Disclosure of Invention

In view of the above problems in the prior art, an object of the present invention is to provide a dehumidifying and dustproof device for an outdoor power distribution cabinet.

In order to achieve the purpose, the dehumidification and dust prevention device for the outdoor power distribution cabinet comprises a box body, a V-shaped plate is fixedly installed at the upper end of the box body, a drainage plate is fixedly installed on the upper surface of the V-shaped plate, one end of the drainage plate is communicated with a through hole, a conical barrel is fixedly installed in an inner cavity of the V-shaped plate, the periphery of the lower end of the conical barrel is fixedly connected with the inner wall of the V-shaped plate through a connecting rod, the lower end of the conical barrel is communicated with a flow dividing pipe, a communicating barrel is fixedly installed on one side of the flow dividing pipe, a rotating rod is inserted into the inner cavity of the communicating barrel and is in sliding connection with an annular notch in the middle of the inner cavity of the communicating barrel through an annular sliding block, a diamond block is fixedly installed at one end, located in the inner cavity of the flow dividing pipe, of the rotating rod, and a metal wheel is fixedly installed at the other end of the rotating rod.

The middle part of V template is pegged graft and is had the sleeve, telescopic inner chamber interlude has the dwang, and the both ends of dwang extend to the upper portion of V template and the inner chamber of V template respectively, the both ends welding of dwang has the blade, the lower extreme welding of dwang has the metal disc, and the lower part of the upper end of metal disc and metal wheel is closely laminated, horizontal bevel gear has been cup jointed on the dwang, horizontal bevel gear's upper end meshing has vertical bevel gear, the one end welding that vertical bevel gear kept away from the dwang has the horizontal pole, and the horizontal pole extends to the inner chamber of shunt tubes.

The extension end fixed mounting of horizontal pole has first gear, and first gear meshing has the second gear, the second gear is located the bull stick and is close to the one end in shunt tubes inner chamber, the blade of bull stick lower extreme is located the upper portion of vertical bevel gear, the inner chamber of shunt tubes is provided with bears the weight of the mechanism, the lower extreme intercommunication of box has the mechanism of filtering and admitting air.

Preferably, bear the mechanism and include well cavity formula annular plate, well cavity formula annular plate is located the one end of shunt tubes inner chamber, the notch has been seted up to the both sides of shunt tubes lower part, the inner chamber sliding connection of notch has the baffler, and the baffler passes through the inner chamber fixed connection of connecting block with the notch, there is the stopper all around of well cavity formula annular plate lower extreme, the inner chamber of stopper is pegged graft and is had the transverse bar, torsion spring has been cup jointed at the both ends of transverse bar, the rope has been cup jointed at the middle part of transverse bar, and the lower extreme of rope cup joints with the upper end of baffler.

Preferably, the middle part bolt fastening of baffler has the rubber membrane, the inner chamber of notch is provided with elastic mechanism, elastic mechanism comprises montant and spring, and the montant is located the middle part of spring and pegs graft with baffler on the connecting block and the lower extreme of connecting block is fixed with the upper end of spring drip welding.

Preferably, the inner cavity of the shunt tube is fixedly provided with a V-shaped needle cylinder, the V-shaped needle cylinder is positioned at the lower end of the notch, and one end of the shunt tube, which is far away from the conical cylinder, extends to the outside of the V-shaped plate.

Preferably, filter mechanism of admitting air includes the base, and the bottom intercommunication of base and box, the middle part fixed mounting of base inner chamber has induced air mechanism, induced air mechanism comprises servo motor and flabellum, the upper portion fixed mounting of base inner chamber has double-deck board, the cut-off has been seted up to one side of the opposite end of double-deck board, one side at double-deck board looks remote site middle part is provided with the cavity rotary column, and the inner wall fixed connection of bearing and base is passed through to the both sides of cavity rotary column.

Preferably, the surface of the hollow rotary column is provided with through holes, bristles are bonded at the gaps among the through holes, longitudinal blades are fixedly mounted at the two ends of the hollow rotary column, and one end, away from the hollow rotary column, of each bristle is attached to a dust screen.

Preferably, the inner wall fixed mounting of base one side has the flexible post of air, the venthole has been seted up with the middle part of base junction to the flexible post of air, and the inner wall fixed mounting of venthole has V type rubber slab, and the mutual overlap joint between the V type rubber slab.

Preferably, the both sides fixedly connected with expansion plate of air flexible post, the expansion plate comprises two plate bodys, two spouts, two bodies of rod, two extrusion springs and two sliders, and one side of one of them plate body extends to the outside of base another plate body and is close to the one end that the base inner wall was kept away from to the air flexible post through the lantern ring and air flexible post to one side fixed.

Preferably, one side fixed mounting of cavity rotary column has trapezoidal piece, and the slope department of trapezoidal piece and the slope department laminating of expansion plate.

Compared with the prior art, the dehumidification and dust prevention device for the outdoor power distribution cabinet provided by the invention has the advantages that compared with the similar power distribution cabinets, the normal ventilation of the device is not influenced in the reuse process, the dehumidification and dust prevention device is matched with heat emitted by electrical elements in the power distribution cabinet to dry the interior of the power distribution cabinet by utilizing the principle of metal friction heating, the overhigh temperature in the power distribution cabinet cannot be caused, and air entering the power distribution cabinet is filtered under the rotation of the hollow rotary column.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure;

this document provides an overview of various implementations or examples of the technology described in this disclosure, and is not a comprehensive disclosure of the full scope or all features of the disclosed technology.

Drawings

FIG. 1 is a schematic view of the structure of the present invention

FIG. 2 is a sectional view of the inner cavity of the V-shaped plate of the invention

Fig. 3 is a cut-away, cross-sectional view of the inner chamber of a shunt tube of the present invention

FIG. 4 is a cross-sectional view of the inner cavity of the stopper of the present invention

FIG. 5 is a front view of a notch of the present invention

FIG. 6 is a cross-sectional view of the interior cavity of the base of the present invention

FIG. 7 is an enlarged view of the invention taken at A in FIG. 6

FIG. 8 is a front view of the vent of the present invention

In the figure: 1 box body, 2V-shaped plate, 3 drainage plate, 4 through holes, 5 conical barrel, 6 shunt tubes, 7 connecting barrel, 8 rotating rod, 9 diamond-shaped block, 10 metal wheel, 11 sleeve, 12 rotating rod, 13 blade, 14 metal disc, 15 transverse bevel gear, 16 longitudinal bevel gear, 17 cross rod, 18 first gear, 19 second gear, 20 bearing mechanism, 201 hollow annular plate, 202 notch, 203 baffle plate, 204 limiting block, 205 transverse rod, 206 torsion spring, 207 rope, 208 rubber membrane, 209 elastic mechanism, 21 filtering air inlet mechanism, 211 base, 212 induced air mechanism, 213 double-layer plate, 214 cut-off, 215 hollow rotating column, 216 through hole, 217 brush hair, 218 longitudinal blade, 219 dustproof net, 22V-shaped needle barrel, 23 air telescopic column, 24 air outlet hole, 25V-shaped rubber plate, 26 telescopic plate and 27 trapezoidal block.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure clearer, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of "including" or "comprising" and the like in this disclosure is intended to mean that the elements or items listed before that word, and equivalents thereof, are included without exclusion of other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

To maintain the following description of the embodiments of the present disclosure clear and concise, a detailed description of known functions and known components have been omitted from the present disclosure.

As shown in fig. 1-8, the invention provides a dehumidification and dust prevention device for an outdoor power distribution cabinet, which comprises a box body 1, wherein a V-shaped plate 2 is fixedly installed at the upper end of the box body 1, a drainage plate 3 is fixedly installed on the upper surface of the V-shaped plate 2, one end of the drainage plate 3 is communicated with a through hole 4, a conical barrel 5 is fixedly installed in an inner cavity of the V-shaped plate 2, the periphery of the lower end of the conical barrel 5 is fixedly connected with the inner wall of the V-shaped plate 2 through a connecting rod, the lower end of the conical barrel 5 is communicated with a flow dividing pipe 6, a communication barrel 7 is fixedly installed on one side of the flow dividing pipe 6, a rotating rod 8 is inserted into the inner cavity of the communication barrel 7, the rotating rod 8 is slidably connected with an annular notch in the middle of the inner cavity of the communication barrel 7 through an annular sliding block, a diamond block 9 is fixedly installed at one end of the rotating rod 8, which is located in the inner cavity of the flow dividing pipe 6, and a metal wheel 10 is fixedly installed at the other end of the rotating rod 8.

Socket has sleeve 11 in the middle part of V template 2, the inner chamber interlude of sleeve 11 has dwang 12, and the both ends of dwang 12 extend to the upper portion of V template 2 and the inner chamber of V template 2 respectively, the both ends welding of dwang 12 has blade 13, the lower extreme welding of dwang 12 has metal disc 14, and the upper end of metal disc 14 closely laminates with the lower part of metal wheel 10, horizontal bevel gear 15 has been cup jointed on the dwang 12, the upper end meshing of horizontal bevel gear 15 has vertical bevel gear 16, the one end welding that vertical bevel gear 16 kept away from dwang 12 has horizontal pole 17, and horizontal pole 17 extends to shunt tubes 6's inner chamber.

A first gear 18 is fixedly installed at the extending end of the cross rod 17, a second gear 19 is meshed with the first gear 18, the second gear 19 is located at one end, close to the inner cavity of the shunt tube 6, of the rotating rod 8, the blade 13 at the lower end of the rotating rod 12 is located at the upper portion of the longitudinal bevel gear 16, a bearing mechanism 20 is arranged in the inner cavity of the shunt tube 6, and a filtering and air inlet mechanism 21 is communicated with the lower end of the box body 1.

In this embodiment, as shown in fig. 2, when rain is blown from outside, rainwater enters through the through holes 4 along the flow guide plate 3 and accumulates in the tapered tube 5 and the flow dividing tube 6, and wind blows over the blades 13 on the upper end of the rotating rod 12, the rotating rod 12 rotates, and when rotating, due to the engagement of the transverse bevel gear 15 and the longitudinal bevel gear 16 on the lower portion of the rotating rod 12, the first gear 18 on the cross rod 17 drives the second gear 19 on the rotating rod 8 to rotate through engagement, so that the metal wheel 10 rotates, so that heat is generated by the rotation friction of the metal disc 14 and the metal wheel 10 in different directions, and in order to ensure that heat is generated rapidly during friction, the metal disc 14 and the metal wheel 10 are preferably made of metal sand, and after the heat is generated by friction, since one of the blades 13 is located in the inner cavity of the V-shaped plate 2, the rotating rod 12 drives a certain amount of heat and blows downwards, and when blowing to the inner cavity of the metal disc 14 and the metal wheel 10, heat generated by friction is brought to the inner cavity of the box 1 and the box 1 The heat energy generated by the elements is matched to dehumidify the inner cavity of the box body 1, wherein the rotating rod 12 and the sleeve 11 are connected in the same way as the connecting cylinder 7 and the rotating rod 8.

As shown in fig. 3-5, in this embodiment, when rainwater is accumulated, the discharge end of the shunt tube 6 faces downward, the weight of the accumulated rainwater extrudes the blocking plate 203, and the blocking plate 203 slowly faces downward along the elastic mechanism 209 in the notch 202 along with the weight of the accumulated rainwater, until the rubber film 208 on the blocking plate 203 is inserted into the V-shaped needle cylinder 22, so that the rainwater is rapidly transmitted under the action of gravity, and in order to ensure the accumulation of the rainwater, the upper end of the blocking plate 203 is sleeved with the transverse rod 205 through the rope 207, that is, when the blocking plate 203 faces downward due to the weight of the rainwater, the transverse rod 205 rotates due to the pulling of the rope 207, and when the transverse rod 205 rotates, both ends of the torsion spring 206 on the transverse rod 205 are respectively fixedly connected with the inner cavity of the limiting block 204 and one side of the transverse rod 205, so as to improve the bearing capacity of the blocking plate 203, and the impact force of the rainwater after the blocking plate 203 is abutted can drive the diamond block to rotate, thereby forming a mutual engagement with the swivelling levers 12 to support the frictional heating of the metal disc 14 and the metal wheel 10.

As shown in fig. 6-8, in this embodiment, the fan blades are rotated by the operation of the servo motor on the air inducing mechanism 212, so as to enter the external air into the base 211 through the ventilation opening, most of the air (air moving upward) blocked by the double-layer plate 213 is transmitted through the cut-off opening 214 on the double-layer plate 213 after the external air enters, a sponge plate is fixedly installed on one side of the opposite end of the double-layer plate 213 away from the hollow rotating column 215 during transmission (the sponge plate can be located on one side of the hollow rotating column 215 away from the telescopic plate 26, so that the trapezoidal block 27 moves to the sponge plate, so that the water vapor absorbed in the sponge plate is changed into water to be discharged, and then the sponge plate can continuously absorb a large amount of dust and water vapor in the external air by downward blowing of the air flow in the box 1, and one end of the longitudinal blade 218 on both sides of the hollow rotating column 215 is located in the inner cavity of the communication opening on the lower double-layer plate 213, so that the air flow brought up by the air inducing mechanism 212 has a part The air passes through the communication port upwards, so that the longitudinal blade 218 drives the hollow rotary column 215 to rotate, the inner cavity of the hollow rotary column 215 is filled with activated carbon (the activated carbon has a certain dust absorption effect, and the size of the activated carbon is larger than that of the through hole 216 to prevent the activated carbon from being thrown out when rotating), the bristles 217 of the hollow rotary column 215 can sweep over the lower surface of the dustproof net 219 when rotating, so that the dust accumulated on the dustproof net 219 can start floating again, at this time, the trapezoidal block 27 on the hollow rotary column 215 extrudes the expansion plate 26, so that the air expansion column 23 can move inwards, and the air containing a large amount of dust in the air expansion column 23 can be discharged from the air outlet 24 due to the blockage of the air inlet of the air expansion column 23 when the trapezoidal block 27 extrudes the expansion plate 26 (when the trapezoidal block 27 is removed from the expansion plate 26, a negative pressure is formed due to the basic vacuum in the air expansion column 23, so that the dust in the hollow rotary column 215 and the dust on the brush hair 217 can be sucked into the air telescopic column 23 through negative pressure to wait for next discharge) by absorbing the air near the air telescopic column 23.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the scope of the present invention is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present invention, and such modifications and equivalents should also be considered as falling within the scope of the present invention.

Claims

1. The utility model provides a dehumidification dust keeper that outdoor switch board was used, includes box (1), its characterized in that: the upper end of the box body (1) is fixedly provided with a V-shaped plate (2), the upper surface of the V-shaped plate (2) is fixedly provided with a drainage plate (3), one end of the drainage plate (3) is communicated with a through hole (4), a conical barrel (5) is fixedly arranged in the inner cavity of the V-shaped plate (2), the periphery of the lower end of the conical cylinder (5) is fixedly connected with the inner wall of the V-shaped plate (2) through a connecting rod, the lower end of the conical barrel (5) is communicated with a shunt tube (6), one side of the shunt tube (6) is fixedly provided with a communicating barrel (7), the inner cavity of the communicating barrel (7) is inserted with a rotating rod (8), and the rotating rod (8) is connected with an annular notch in the middle of the inner cavity of the communicating cylinder (7) in a sliding way through an annular slide block, a diamond block (9) is fixedly arranged at one end of the rotating rod (8) positioned in the inner cavity of the shunt pipe (6), and a metal wheel (10) is fixedly arranged at the other end of the rotating rod (8);

the middle part of the V-shaped plate (2) is spliced with a sleeve (11), the inner cavity of the sleeve (11) is spliced with a rotating rod (12), the two ends of the rotating rod (12) respectively extend to the upper part of the V-shaped plate (2) and the inner cavity of the V-shaped plate (2), the two ends of the rotating rod (12) are welded with blades (13), the lower end of the rotating rod (12) is welded with a metal disc (14), the upper end of the metal disc (14) is tightly attached to the lower part of a metal wheel (10), the rotating rod (12) is sleeved with a transverse bevel gear (15), the upper end of the transverse bevel gear (15) is meshed with a longitudinal bevel gear (16), one end, far away from the rotating rod (12), of the longitudinal bevel gear (16) is welded with a cross rod (17), and the cross rod (17) extends to the inner cavity of the shunt pipe (6);

the extension end fixed mounting of horizontal pole (17) has first gear (18), and first gear (18) meshing has second gear (19), second gear (19) are located bull stick (8) and are close to the one end of shunt tubes (6) inner chamber, blade (13) of dwang (12) lower extreme are located the upper portion of longitudinal bevel gear (16), the inner chamber of shunt tubes (6) is provided with bearing mechanism (20), the lower extreme intercommunication of box (1) has filtration air inlet mechanism (21).

2. The dehumidification and dust prevention device for the outdoor power distribution cabinet according to claim 1, characterized in that: bearing mechanism (20) are including cavity formula annular plate (201), cavity formula annular plate (201) are located the one end of shunt tubes (6) inner chamber, notch (202) have been seted up to shunt tubes (6) both sides of lower part, the inner chamber sliding connection of notch (202) has baffler board (203), and baffler board (203) through the inner chamber fixed connection of connecting block with notch (202), there is stopper (204) all around cavity formula annular plate (201) lower extreme, the inner chamber of stopper (204) is pegged graft and is had transverse bar (205), torsion spring (206) have been cup jointed at the both ends of transverse bar (205), rope (207) have been cup jointed at the middle part of transverse bar (205), and the lower extreme of rope (207) cup joints with the upper end of baffler board (203).

3. The dehumidification and dust prevention device for the outdoor power distribution cabinet according to claim 2, characterized in that: the middle part bolt fastening of separation plate (203) has rubber membrane (208), the inner chamber of notch (202) is provided with elastic mechanism (209), elastic mechanism (209) comprise montant and spring, and the montant is located the middle part of spring and goes up the connecting block grafting and the lower extreme of connecting block and the upper end of spring drip welding fixed with separation plate (203).

4. The dehumidification and dust prevention device for the outdoor power distribution cabinet according to claim 2, characterized in that: the inner cavity of shunt tubes (6) is fixedly provided with a V-shaped needle cylinder (22), the V-shaped needle cylinder (22) is positioned at the lower end of the notch (202), and one end of the shunt tubes (6), which is far away from the conical cylinder (5), extends to the outside of the V-shaped plate (2).

5. The dehumidification and dust prevention device for the outdoor power distribution cabinet according to claim 1, characterized in that: filter air inlet mechanism (21) and include base (211), and the bottom intercommunication of base (211) and box (1), the middle part fixed mounting of base (211) inner chamber has induced air mechanism (212), induced air mechanism (212) comprises servo motor and flabellum, the upper portion fixed mounting of base (211) inner chamber has double-deck board (213), cut-off (214) have been seted up to one side of double-deck board (213) opposite end, one side at double-deck board (213) looks remote site middle part is provided with cavity rotary column (215), and the inner wall fixed connection of bearing and base (211) is passed through to the both sides of cavity rotary column (215).

6. The dehumidification and dust prevention device for the outdoor power distribution cabinet according to claim 5, characterized in that: the surface of the hollow rotary column (215) is provided with through holes (216), bristles (217) are bonded in gaps among the through holes (216), longitudinal blades (218) are fixedly mounted at two ends of the hollow rotary column (215), and a dust screen (219) is bonded at one end, away from the hollow rotary column (215), of each bristle (217).

7. The dehumidification and dust prevention device for the outdoor power distribution cabinet according to claim 5, characterized in that: the inner wall fixed mounting of base (211) one side has flexible post of air (23), venthole (24) have been seted up at the middle part of flexible post of air (23) and base (211) junction, and the inner wall fixed mounting of venthole (24) has V type rubber slab (25), and overlap joint each other between V type rubber slab (25).

8. The dehumidification and dust prevention device for the outdoor power distribution cabinet according to claim 7, characterized in that: the both sides fixedly connected with expansion plate (26) of flexible post of air (23), expansion plate (26) comprises two plate bodys, two spouts, two bodies of rod, two extrusion springs and two sliders, and one side of one of them plate body extends to a side of outside another plate body of base (211) and is close to the one end that base (211) inner wall was kept away from through lantern ring and flexible post of air (23) and fix.

9. The dehumidification and dust prevention device for the outdoor power distribution cabinet according to claim 5, characterized in that: one side of the hollow rotating column (215) is fixedly provided with a trapezoidal block (27), and the inclined part of the trapezoidal block (27) is attached to the inclined part of the expansion plate (26).