CN119401240A - A distribution box with anti-freezing function - Google Patents

A distribution box with anti-freezing function Download PDF

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Publication number
CN119401240A
CN119401240A CN202411449798.8A CN202411449798A CN119401240A CN 119401240 A CN119401240 A CN 119401240A CN 202411449798 A CN202411449798 A CN 202411449798A CN 119401240 A CN119401240 A CN 119401240A
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CN
China
Prior art keywords
box
air
air outlet
connecting sleeve
distribution box
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Granted
Application number
CN202411449798.8A
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Chinese (zh)
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CN119401240B (en
Inventor
蔡政男
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Wuhan University WHU
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Wuhan University WHU
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Priority to CN202411449798.8A priority Critical patent/CN119401240B/en
Publication of CN119401240A publication Critical patent/CN119401240A/en
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Classifications

    • 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
    • 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
    • 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00—Adapting or protecting infrastructure or their operation
    • Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)

Abstract

The invention discloses a distribution box with an anti-freezing function, which comprises a box body and a box cover, wherein a heating mechanism is arranged in the box body, the box cover is provided with a mounting seat and an air outlet mechanism rotatably arranged in the mounting seat, and the air outlet mechanism can spray high-temperature gas generated by the heating mechanism along the outer surface of the box cover in a changeable mode. The distribution box adopts the structure that 1, a heating mechanism is used for heating operation, and firstly, the surface temperature of a box cover is raised so as to melt bottom snow on the surface of the box cover; the invention aims to solve the problem of cover snow coverage of the distribution box, prevent the excessive thick snow layer from frosting in the distribution box to influence the reliability and continuity of power supply, and also prevent the cover from being in a low-temperature high-humidity environment for a long time to reduce the service life.

Description

Block terminal with anti-icing function
Technical Field
The invention relates to the technical field of power systems, in particular to a distribution box with an anti-freezing function.
Background
The distribution box has the characteristics of small size, simple installation, special technical performance, fixed position, unique configuration function, no site limitation, more common application, stable and reliable operation, high space utilization rate, less occupied area and environmental protection effect, is a control center for reasonably distributing electric energy among various components in a command power supply line, and is increasingly wide in application of the high-voltage transmission line distribution box in extremely cold areas along with the increase of electric power demand and the expansion of a power grid, however, the existing distribution box is generally not provided with an external protection device, so that the distribution box is easily affected by freezing under low temperature and severe weather conditions, and the running of equipment in the distribution box is unstable and difficult to maintain. Therefore, the invention aims to provide the distribution box with the anti-freezing function, which can effectively improve the anti-freezing capability of the distribution box in extremely cold areas.
Disclosure of Invention
In order to overcome the technical problems described in the prior art, the invention aims to provide a distribution box with an anti-freezing function.
The invention provides a distribution box with an anti-freezing function, which comprises a box body and a box cover, wherein a heating mechanism is arranged in the box body, the box cover is provided with a mounting seat and an air outlet mechanism rotatably arranged in the mounting seat, and the air outlet mechanism can spray high-temperature gas generated by the heating mechanism along the outer surface of the box cover in a changeable mode.
As the preferred technical scheme, play fan mechanism is including locating motor in the box still includes:
The cyclone cylinder comprises a hollow cylinder body, a cyclone cavity with a small upper part and a large lower part is arranged at the bottom of the cyclone cylinder, and the outside of the cyclone cavity is in transmission connection with the motor;
The connecting sleeve is fixedly connected to the top of the cylinder body and is communicated with the cyclone cylinder;
One end of each first air pipe is communicated with the side part of the connecting sleeve;
The second air pipe is annular, the other end of any one of the first air pipes is connected into the second air pipe, and a plurality of first air injection holes are formed in the side part, facing away from the connecting sleeve, of the second air pipe;
the cross fixing frame is fixedly connected to the top of the connecting sleeve so as to support the second air pipe.
As a preferable technical scheme, the mounting seat penetrates through the case cover and is provided with an extension part parallel to the outer surface of the case cover, and one surface of the extension part, which is opposite to the case cover, is provided with an annular wave groove;
The cross mount includes the cross board, still includes:
The fixed plate is fixedly connected to the bottoms of the spokes of the cross plate through two groups of stop rods;
the movable plate is arranged between the spoke and the fixed plate, one end of the movable plate is provided with a bolt and is inserted into the annular wave groove, and the other end of the movable plate is used for clamping the second air pipe;
When the cross plate rotates, the stop lever drives the moving plate to rotate, and the moving plate can drive the second air pipe to synchronously move away from or approach to the connecting sleeve due to the movement of the bolt in the annular wave groove.
The movable plate is further provided with a second clamping groove beside the clamping groove, a gear shaft is rotationally arranged at one end of the second clamping groove, a first push rod capable of being inserted into the spiral groove on the surface of the spiral sleeve is arranged at one end of the gear shaft, a rack capable of being meshed with the gear shaft is arranged at the bottom of each spoke, wherein when the movable plate is far away from or close to the connecting sleeve, the gear shaft moves on the rack to rotate and drives the first push rod to continuously extrude the spiral sleeve.
As the preferable technical scheme, the air-out mechanism further comprises a snow sweeping device, and the snow sweeping device comprises:
the limiting rings are erected at one end, far away from the connecting sleeve, of each fixing plate;
The sliding frames are slidably arranged on the limiting rings, snow removal plates are arranged at one ends of the sliding frames, which are far away from the connecting sleeves, and the sliding frames are arranged at two sides of each fixed plate;
One end of the second push rod is hinged with the moving plate, and the other end of the second push rod is hinged with the sliding frame;
when the movable plate is far away from or close to the connecting sleeve, the sliding frame of the snow sweeping plate is configured to slide on the limiting ring under the drive of the second push rod.
As a preferable technical scheme, the air outlet mechanism further comprises an auxiliary air outlet device, the auxiliary air outlet device comprises a supporting ring, the supporting ring is fixedly connected to the bottom of each fixing plate and is abutted against the outer surface of the box cover, the supporting ring comprises two groups of single rings which are distributed up and down, and air injection pieces are clamped between the two groups of single rings;
The middle part of the first air pipe is provided with a shunt pipe, the shunt pipe is connected with the upper layer of the single ring, the single ring at the upper layer is of a hollow structure with the air injection piece, the first air pipe, the single ring at the upper layer and the air injection piece are communicated, and the air injection piece is back to the side part of the connecting sleeve and is provided with a second air injection hole.
As an preferable technical scheme, the auxiliary air outlet device comprises a rotating shaft with two non-closed ends, wherein the two ends of the rotating shaft are respectively inserted into the air injection piece and the upper layer of the single ring to be communicated with each other, and the air injection piece can rotate around the rotating shaft;
The auxiliary air outlet device further comprises a plurality of first connecting rods and a plurality of second connecting rods, the first connecting rods are fixedly connected to one ends of the air injection parts, which are close to the connecting sleeves, the second connecting rods are arranged between two adjacent groups of the first connecting rods and are rotatably connected, and elastic parts are arranged between the second connecting rods and the second air pipes to be connected.
As the preferable technical scheme, the box cover is obliquely arranged, and the outer surface of the box cover is provided with a diversion trench along the oblique direction.
As the preferable technical scheme, the distribution box comprises a control unit which is arranged on the side part of the box body and is provided with a temperature sensor, and the heating mechanism and the air outlet mechanism are connected with the control unit through signals so as to realize automatic adjustment.
As an optimal technical scheme, a solar photovoltaic panel is arranged on the outer surface of the side part of the box body so as to supply energy for the heating mechanism and the air outlet mechanism.
In summary, the invention has the following technical effects:
The invention relates to a distribution box with an anti-freezing function, which comprises a box body and a box cover, wherein a heating mechanism is arranged in the box body, the box cover is provided with a mounting seat and an air outlet mechanism rotatably arranged in the mounting seat, and the air outlet mechanism can spray high-temperature gas generated by the heating mechanism along the outer surface of the box cover in a changeable mode. The distribution box with the anti-freezing function comprises a heating mechanism, an air outlet mechanism, a box cover and a cover, wherein the heating mechanism is used for heating, firstly, the surface temperature of the box cover is raised to melt bottom snow on the surface of the box cover, 2, the air outlet mechanism is used for leading high-temperature air generated by the heating mechanism out of the box body and spraying the high-temperature air along the outer surface of the box cover in a variable mode so as to generate a multidimensional melting effect on the snow on the box cover, the whole melting process of the snow is accelerated, and a thicker snow accumulating layer is avoided. Therefore, compared with the existing distribution box technology, the distribution box with the anti-freezing function has obvious technical advantages.
Drawings
In order to more clearly illustrate the invention or the technical solutions of the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the invention, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is an overall external view of a distribution box according to an embodiment of the present invention;
FIG. 2 is a partial cross-sectional view of an electrical box according to an embodiment of the invention;
FIG. 3 is a schematic structural diagram of an air outlet mechanism according to an embodiment of the present invention;
FIG. 4 is a schematic view of different angles of a cross-shaped fixing frame of an air outlet mechanism according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of a second functional optimization of an air outlet mechanism according to an embodiment of the present invention;
FIG. 6 is a schematic view of a snow sweeping device of an air outlet mechanism according to an embodiment of the present invention;
FIG. 7 is a schematic structural diagram of an auxiliary air outlet device of an air outlet mechanism according to an embodiment of the present invention;
Wherein the reference numerals have the following meanings:
11-box body, 12-box cover, 121-diversion trench, 122-mounting seat, 1221-annular wave groove, 13-control unit, 131-temperature sensor, 14-solar photovoltaic panel and 15-motor;
2-air outlet mechanism, 21-cylinder, 211-cyclone chamber, 22-connecting sleeve, 221-cross plate, 2211-rack, 222-fixed plate, 2221-stop lever, 223-movable plate, 2231-first clamping groove, 2232-second clamping groove, 23-first air pipe, 24-second air pipe;
3-a spiral sleeve;
4-gear shaft, 41-first push rod;
5-limiting rings, 51-sliding frames, 511-snowplow plates and 52-second push rods;
61-single ring, 62-jet, 63-first link, 64-second link, 65-elastic.
Detailed Description
The technical solution in this embodiment will be clearly and completely described below with reference to the drawings in this embodiment. The present embodiments described herein are for illustrative purposes only and are not intended to limit the scope of the present invention, and it is therefore to be understood that various modifications and changes may be made to the present embodiments without departing from the scope of the present invention.
In the description of the present invention, unless expressly specified and limited otherwise, the term "and/or" includes any and all combinations of one or more of the associated listed items. Unless specified or indicated otherwise, the terms "connected," "fixed," and the like are to be construed broadly and are, for example, capable of being either permanently connected or removably connected, or capable of being electrically connected or capable of being connected in a signal-forming manner, or capable of being connected directly or indirectly via an intermediary. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to the specific circumstances.
Further, in the description of the present invention, it should be understood that the azimuth words described in the present embodiment are described with the angles shown in the drawings, and should not be construed as limiting the present embodiment. It will also be understood that in the context of a reference to one element or feature being connected to another element(s), it can be connected not only directly to the other element(s) but also indirectly to the other element(s) through intervening elements.
Before introducing the technical solution of the present invention, it is necessary to set forth the created background of the invention. It is ubiquitous that, with the increase of power demand and the expansion of the power grid, high-voltage transmission line distribution boxes are increasingly widely applied in extremely cold areas, however, the existing distribution boxes are generally not provided with external protection devices, so that the distribution boxes are easily affected by freezing under low temperature and severe weather conditions, and the operation of equipment in the distribution boxes is unstable and difficult to maintain. Therefore, the invention aims to provide the distribution box with the anti-freezing function, which can effectively improve the anti-freezing capability of the distribution box in extremely cold areas.
Referring to fig. 1 to 7, an exemplary embodiment of the present invention provides an electrical box with anti-freezing function, which includes a box body 11 and a box cover 12, wherein a heating mechanism is disposed in the box body 11, the box cover 12 is provided with a mounting seat 122 and an air outlet mechanism 2 rotatably mounted in the mounting seat 122, and the air outlet mechanism 2 can spray high-temperature air generated by the heating mechanism along the outer surface of the box cover 12 in a changeable manner. Specifically, the heating mechanism is used for heating, the surface temperature of the box cover 12 is firstly increased to melt the bottom snow on the surface of the box cover 12, and the air outlet mechanism 2 is used for leading out high-temperature gas generated by the heating mechanism from the inside of the box body 11 and jetting out the high-temperature gas in a changeable mode along the outer surface of the box cover 12 so as to generate multidimensional melting effect on the snow on the box cover 12, so that the overall melting process of the snow is accelerated, and a thicker snow layer is avoided.
Referring to fig. 3 to 4, the following describes the air outlet mechanism 2 from inside to outside and from bottom to top,
In some embodiments, the air-out structure comprises:
And a motor 15, which is provided in the housing 11, wherein the motor 15 is a power source for executing the action of the whole air outlet mechanism 2.
The cyclone cylinder comprises a hollow cylinder body 21, a cyclone cavity 211 with a small upper part and a large lower part is arranged at the bottom, the outside of the cyclone cavity 211 is in transmission connection with a motor 15, namely, the cyclone cylinder can rotate under the drive of the motor 15 so as to lead high-temperature gas out of the box body 11 through the cyclone cavity 211 with the small upper part and the large lower part at the bottom, and the cyclone cylinder is rotatably arranged in a mounting seat 122.
The connecting sleeve 22 is fixedly connected to the top of the barrel 21 of the cyclone and is communicated with the cyclone, wherein it is understood that the connecting sleeve 22 and the cyclone are separately arranged to facilitate the cyclone to be mounted in the mounting seat 122, and the bottom of the connecting sleeve 22 and the top of the barrel 21 are provided with flange structures and are fastened by fasteners.
One end of each first air pipe 23 is communicated with the side part of the connecting sleeve 22, and the first air pipes 23 are arranged to lead out high-temperature air entering the cyclone cylinder and the connecting sleeve 22 along the plane of the box cover 12.
The second air pipe 24 is annular, the other end of any first air pipe 23 is connected with the second air pipe 24, a plurality of first air injection holes are formed in the side part, facing away from the connecting sleeve 22, of the second air pipe 24, and the second air pipe 24 is arranged in such a way that high-temperature air is led out from the first air pipe 23, enters the annular second air pipe 24, and is uniformly injected in the first air injection holes of the second air pipe 24 in the circumferential direction.
The air outlet mechanism 2 further comprises a cross fixing frame fixedly connected to the top of the connecting sleeve 22, and the function of the cross fixing frame is to support the second air pipe 24.
From the above description, a rudiment of the air-out structure is obtained, which rudiment can lead out high-temperature air from the inner cavity of the box body 11 and jet out on the surface of the box cover 12.
The following will be a first functional optimization of the air-out structure based on the above-described primitive:
Referring to fig. 2 to 4, in some embodiments, the mounting base 122 penetrates the case cover 12 and is provided with an extension parallel to the outer surface of the case cover 12, and an annular wave groove 1221 is provided on a side of the extension facing away from the case cover 12;
And the cross mount includes a cross plate 221, further including:
a fixing plate 222 fixedly connected to the bottom of each spoke of the cross plate 221 through two groups of stop rods 2221;
A moving plate 223 disposed between the spoke and the fixed plate 222, wherein one end of the moving plate 223 is provided with a bolt and inserted into the annular wave groove 1221, and the other end is used for clamping the second air pipe 24;
As can be seen from the above description, when the cross plate 221 rotates, the stop lever 2221 drives the moving plate 223 to rotate, and the moving plate 223 can drive the second air pipe 24 to synchronously move away from or close to the connecting sleeve 22 due to the movement of the pin in the annular wave groove 1221, i.e. the second air pipe 24 can additionally shake under the action of the moving plate 223 moving away from or close to the connecting sleeve 22, so that the high-temperature air in the pipe generates additional kinetic energy to be sprayed from the first air nozzle for a longer distance, which is optimized for the first function.
The second functional optimization of the air outlet mechanism 2 will be performed on the basis of the above-described first functional optimization:
Referring to fig. 2 to 5, in some embodiments, a first clamping groove 2231 is formed at an end of the moving plate 223 away from the connecting sleeve 22, a spiral sleeve 3 is disposed in the first clamping groove 2231, a second air pipe 24 passes through the spiral sleeve 3, a second clamping groove 2232 is further disposed beside the clamping groove of the moving plate 223, a gear shaft 4 is rotatably disposed in the second clamping groove 2232, a first push rod 41 capable of being inserted into the spiral groove on the surface of the spiral sleeve 3 is disposed at one end of the gear shaft 4, a rack 2211 capable of being meshed with the gear shaft 4 is disposed at the bottom of a spoke, wherein when the moving plate 223 is away from or near the connecting sleeve 22, the gear shaft 4 moves on the rack 2211 to rotate and drives the first push rod 41 to continuously squeeze the spiral sleeve 3.
As can be seen from the above description, the outside of the second air pipe 24 is sleeved with the plurality of spiral sleeves 3 and is clamped in the first clamping groove 2231 of the moving plate 223, so as to realize the supporting effect of the cross-shaped fixing frame on the second air pipe 24, when the moving plate 223 is far away from or near to the connecting sleeve 22, the gear shaft 4 in the second clamping groove 2232 can rotate in cooperation with the rack 2211, so that the first push rod 41 of the rack 2211 is driven to rotate to continuously squeeze the spiral grooves on the surface of the spiral sleeve 3, that is, the spiral sleeve 3 is connected with the second air pipe 24 to be acted by tangential external force, therefore, the second air pipe 24 can also perform small tangential rotation on the basis of additional shaking in the first function optimization, so that the high-temperature air in the pipe has higher kinetic energy and can jet a larger area in a changeable manner after shaking and tangential rotation of the second air pipe 24, the top of the box cover 12 can all-round receive sufficient heat, thereby realizing uniform heating and more effective snow melting, and the second function optimization.
Furthermore, on the basis that the air outlet mechanism 2 sprays high-temperature gas in a variable manner, the air outlet structure of some embodiments further comprises a snow sweeping device,
Referring to fig. 3 and 6, the snow sweeping apparatus includes:
A limiting ring 5, which is erected at one end of each fixing plate 222 far from the connecting sleeve 22, and it should be understood that this limiting not only serves as a mounting base for the components described below, but also can promote the stability of the overall structure of the cross fixing plate 222;
The sliding frame 51 is slidably mounted on the limiting ring 5, one end of the sliding frame 51, which is far away from the connecting sleeve 22, is provided with a snow sweeping plate 511, and two sides of each fixed plate 222 are provided with the sliding frame 51;
A second push rod 52 having one end hinged to the moving plate 223 and the other end hinged to the carriage 51;
As can be seen from the above description, when the moving plate 223 is far away from or near to the connecting sleeve 22, the sliding frame 51 provided with the snow removing plate 511 can slide along the limiting ring 5 under the driving of the second push rod 52, and the snow removing plate 511 synchronously rotates to form pushing force on the snow on the top of the case cover 12, so that the snow can be removed from the top of the case cover 12 more quickly, the stay time of the snow can be reduced, or the snow which is being melted or is about to be accumulated can be pushed away, so that thicker snow layer is avoided, and the risk of refreezing is reduced. It should be noted that, when the cross-shaped fixing frame rotates, the snow sweeping plate 511 will rotate along with the whole body, and the sliding frame 51 is configured to enable the snow sweeping plate 511 to reciprocate additionally, so as to further enhance the snow sweeping force.
Still further, in some embodiments, the air-out mechanism 2 further comprises an auxiliary air-out device,
Referring to fig. 5 and 7, the auxiliary air outlet device includes a supporting ring fixedly connected to the bottom of each fixing plate 222 and abutting against the outer surface of the case cover 12, the supporting ring includes two groups of single rings 61 distributed up and down, and air injection members 62 are clamped between the two groups of single rings 61, it should be understood that the supporting ring not only serves as an important component of the auxiliary air outlet device, but also plays a role in supporting the fixing plate 222 on the top of the case cover 12, wherein a shunt tube is configured in the middle of the first air tube 23, the shunt tube is connected to the upper single ring 61, the upper single ring 61 and the air injection members 62 are hollow structures, the first air tube 23, the upper single ring 61 and the air injection members 62 are communicated, and the side portion of the air injection members 62 facing away from the connecting sleeve 22 is provided with second air injection holes.
As can be seen from the above description, the auxiliary air outlet device is used for spraying high-temperature air into the space below the fixing plate 222, so as to expand the spraying range of the whole air outlet mechanism 2. Specifically, a part of high-temperature gas is led out from the first air pipe 23 through the shunt pipe to the communicated air injection member 62, and is sprayed outwards through the second air injection port of the air injection member 62, so that an auxiliary air outlet function is realized.
Preferably, the auxiliary air outlet device further has a local rotation function, as shown in fig. 1, specifically, the auxiliary air outlet device further includes a rotating shaft with two non-closed ends, the two ends of the rotating shaft are respectively inserted into the air injection piece 62 and the upper single ring 61 to be communicated with each other, that is, not only the air injection piece 62 is communicated with the air injection piece 62 of the upper single ring 61, but also the air injection piece 62 can have a structural foundation rotating around the rotating shaft, meanwhile, the auxiliary air outlet device further includes a plurality of first connecting rods 63 and a plurality of second connecting rods 64, the first connecting rods 63 are fixedly connected to one end of the air injection piece 62 close to the connecting sleeve 22, the second connecting rods 64 are arranged between two adjacent groups of first connecting rods 63 and are rotatably connected, and an elastic piece 65 is arranged between the second connecting rods 64 and the second air pipe 24 to be connected, wherein the elastic piece 65 is preferably a connecting spring.
As can be seen from the above description, when the moving plate 223 is far away from or near to the connecting sleeve 22, the second air pipe 24 expands or contracts accordingly, and the elastic member 65 rotates the second connecting rod 64 and the first connecting rod 63, so as to drive the air injection member 62 to rotate locally to have a wider injection range, and meanwhile, the high-temperature air thrown outwards has a stronger impact force, so that the thick snow layer can be penetrated, the contact effect of the hot air and the snow is improved, the melting of the snow in the snow is accelerated, and the accumulation of the snow is further reduced.
Referring to fig. 1, as a preferred technical solution, the case cover 12 is disposed obliquely, such a design is adopted to enable molten snow water to be naturally discharged from the case cover 12 away from the case body 11, and the outer surface of the case cover 12 is provided with a diversion trench 121 along an oblique direction, such a design is adopted to reduce the contact area between the surface of the case cover 12 and the air outlet mechanism 2 so as to reduce the resistance of the whole rotation of the cross fixing frame, and molten snow water is discharged from the case cover 12 in the diversion trench 121.
Referring to fig. 1, as a preferred technical solution, in order to make the electric box of the present invention more intelligent, the electric box includes a control unit 13 disposed at a side portion of a box body 11 and configured with a temperature sensor 131, and both the heating mechanism and the air outlet mechanism 2 are connected to the control unit 13 by signals to realize automatic adjustment, that is, the electric box realizes start-stop operation of the heating mechanism and the air outlet mechanism 2 through preset programming in the control unit 13. Specifically, when snow is present on the top of the device in snowy weather, the control unit 13 is turned on, so that the temperature sensor 131 monitors the internal and external temperatures of the distribution box, the monitored temperature data is transmitted to the control unit 13, the control unit 13 automatically adjusts the heating mechanism to heat, and meanwhile, the control unit 13 starts the motor 15 to drive the air outlet mechanism 2 to start working. As a preferred solution, the outer surface of the side portion of the box 11 is provided with solar photovoltaic panels 14 to power the heating means and the air outlet means 2.
In summary, the distribution box with the anti-freezing function has the technical advantages that 1, a heating mechanism is used for heating, the surface temperature of a box cover 12 is firstly increased to melt bottom snow on the surface of the box cover 12, 2, an air outlet mechanism 2 is used for leading out high-temperature gas generated by the heating mechanism from the interior of a box body 11 and spraying the high-temperature gas in a changeable mode along the outer surface of the box cover 12 so as to generate a multidimensional melting effect on the snow on the box cover 12, the overall melting process of the snow is accelerated, and thicker snow accumulation layers are avoided.
It should be noted that the above-mentioned embodiments are merely for illustrating the technical solution of the present invention, and not for limiting the same, and although the present invention has been described in detail with reference to the above-mentioned embodiments, it should be understood by those skilled in the art that the technical solution described in the above-mentioned embodiments may be modified or some technical features may be equivalently replaced, and these modifications or substitutions do not make the essence of the corresponding technical solution deviate from the spirit and scope of the technical solution of the embodiments of the present invention.

Claims (10)

1. The utility model provides a block terminal with anti-icing function, includes box and case lid, its characterized in that, the inside heating mechanism that is equipped with of box, the case lid be equipped with the mount pad and rotatable install in the air-out mechanism in the mount pad, air-out mechanism can with the high temperature gas that heating mechanism produced is with changeable form edge the blowout of case lid surface.
2. The power distribution box with anti-freezing function according to claim 1, wherein the air outlet mechanism comprises a motor arranged in the box body, and further comprising:
The cyclone cylinder comprises a hollow cylinder body, a cyclone cavity with a small upper part and a large lower part is arranged at the bottom of the cyclone cylinder, and the outside of the cyclone cavity is in transmission connection with the motor;
The connecting sleeve is fixedly connected to the top of the cylinder body and is communicated with the cyclone cylinder;
One end of each first air pipe is communicated with the side part of the connecting sleeve;
The second air pipe is annular, the other end of any one of the first air pipes is connected into the second air pipe, and a plurality of first air injection holes are formed in the side part, facing away from the connecting sleeve, of the second air pipe;
the cross fixing frame is fixedly connected to the top of the connecting sleeve so as to support the second air pipe.
3. The distribution box with the anti-freezing function according to claim 2, wherein the mounting seat penetrates through the box cover and is provided with an extension part parallel to the outer surface of the box cover, and one surface of the extension part, which is opposite to the box cover, is provided with an annular wave groove;
The cross mount includes the cross board, still includes:
The fixed plate is fixedly connected to the bottoms of the spokes of the cross plate through two groups of stop rods;
the movable plate is arranged between the spoke and the fixed plate, one end of the movable plate is provided with a bolt and is inserted into the annular wave groove, and the other end of the movable plate is used for clamping the second air pipe;
When the cross plate rotates, the stop lever drives the moving plate to rotate, and the moving plate can drive the second air pipe to synchronously move away from or approach to the connecting sleeve due to the movement of the bolt in the annular wave groove.
4. The distribution box with the anti-freezing function according to claim 3, wherein a first clamping groove is formed in one end, away from the connecting sleeve, of the movable plate, a spiral sleeve is arranged in the first clamping groove, the second air pipe penetrates through the spiral sleeve, a second clamping groove is further formed beside the clamping groove of the movable plate, a gear shaft is rotationally arranged in the second clamping groove, a first push rod capable of being inserted into the spiral groove on the surface of the spiral sleeve is arranged at one end of the gear shaft, a rack capable of being meshed with the gear shaft is arranged at the bottom of each spoke, and when the movable plate is far away from or close to the connecting sleeve, the gear shaft moves on the rack to rotate and drives the first push rod to continuously squeeze the spiral sleeve.
5. The anti-freeze power distribution box according to claim 4, wherein the air outlet mechanism further comprises a snow sweeping device, the snow sweeping device comprising:
the limiting rings are erected at one end, far away from the connecting sleeve, of each fixing plate;
The sliding frames are slidably arranged on the limiting rings, snow removal plates are arranged at one ends of the sliding frames, which are far away from the connecting sleeves, and the sliding frames are arranged at two sides of each fixed plate;
One end of the second push rod is hinged with the moving plate, and the other end of the second push rod is hinged with the sliding frame;
when the movable plate is far away from or close to the connecting sleeve, the sliding frame of the snow sweeping plate is configured to slide on the limiting ring under the drive of the second push rod.
6. The power distribution box with the anti-freezing function according to claim 5, wherein the air outlet mechanism further comprises an auxiliary air outlet device, the auxiliary air outlet device comprises a supporting ring, the supporting ring is fixedly connected to the bottom of each fixing plate and abuts against the outer surface of the box cover, the supporting ring comprises two groups of single rings which are distributed up and down, and air injection pieces are clamped between the two groups of single rings;
The middle part of the first air pipe is provided with a shunt pipe, the shunt pipe is connected with the upper layer of the single ring, the single ring at the upper layer is of a hollow structure with the air injection piece, the first air pipe, the single ring at the upper layer and the air injection piece are communicated, and the air injection piece is back to the side part of the connecting sleeve and is provided with a second air injection hole.
7. The power distribution box with the anti-freezing function according to claim 6, wherein the auxiliary air outlet device comprises a rotating shaft with two non-closed ends, the two ends of the rotating shaft are respectively inserted into the air injection piece and the upper layer of the single ring to be communicated, and the air injection piece can rotate around the rotating shaft;
The auxiliary air outlet device further comprises a plurality of first connecting rods and a plurality of second connecting rods, the first connecting rods are fixedly connected to one ends of the air injection parts, which are close to the connecting sleeves, the second connecting rods are arranged between two adjacent groups of the first connecting rods and are rotatably connected, and elastic parts are arranged between the second connecting rods and the second air pipes to be connected.
8. The distribution box with anti-freezing function according to claim 7, wherein the box cover is arranged obliquely, and the outer surface of the box cover is provided with a diversion trench along the oblique direction.
9. The electric box with anti-freezing function according to claim 8, wherein the electric box comprises a control unit which is arranged on the side part of the box body and is provided with a temperature sensor, and the heating mechanism and the air outlet mechanism are connected with the control unit through signals so as to realize automatic adjustment.
10. The ice protection electrical box of claim 9, wherein the box side outer surface is configured with a solar photovoltaic panel to energize the heating mechanism and the air outlet mechanism.
CN202411449798.8A 2024-10-17 2024-10-17 Block terminal with anti-icing function Active CN119401240B (en)

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CN119401240A true CN119401240A (en) 2025-02-07
CN119401240B CN119401240B (en) 2026-02-10

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015089308A (en) * 2013-11-01 2015-05-07 株式会社日立産機システム switchboard
CN206947767U (en) * 2017-07-11 2018-01-30 何叔其 A kind of automation snow-removing device for outdoor electricity distribution cabinet
CN210156774U (en) * 2019-07-03 2020-03-17 山东华鸿电气有限公司 Transformer boxes for cold regions
CN212991699U (en) * 2020-09-29 2021-04-16 北京普瑞斯玛电气技术有限公司 Prevent outdoor intelligent distribution box of snow type
CN213151446U (en) * 2020-09-23 2021-05-07 上海华声电气集团有限公司 Outdoor box-type substation
CN216721877U (en) * 2021-11-27 2022-06-10 湖北合畅机电有限公司 An electromagnetic voltage regulating soft automatic cabinet

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015089308A (en) * 2013-11-01 2015-05-07 株式会社日立産機システム switchboard
CN206947767U (en) * 2017-07-11 2018-01-30 何叔其 A kind of automation snow-removing device for outdoor electricity distribution cabinet
CN210156774U (en) * 2019-07-03 2020-03-17 山东华鸿电气有限公司 Transformer boxes for cold regions
CN213151446U (en) * 2020-09-23 2021-05-07 上海华声电气集团有限公司 Outdoor box-type substation
CN212991699U (en) * 2020-09-29 2021-04-16 北京普瑞斯玛电气技术有限公司 Prevent outdoor intelligent distribution box of snow type
CN216721877U (en) * 2021-11-27 2022-06-10 湖北合畅机电有限公司 An electromagnetic voltage regulating soft automatic cabinet

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