CN111029940B - Rainwater-proof low-voltage power distribution cabinet - Google Patents

Rainwater-proof low-voltage power distribution cabinet Download PDF

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Publication number
CN111029940B
CN111029940B CN202010025762.2A CN202010025762A CN111029940B CN 111029940 B CN111029940 B CN 111029940B CN 202010025762 A CN202010025762 A CN 202010025762A CN 111029940 B CN111029940 B CN 111029940B
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China
Prior art keywords
top cover
box body
drainage
groove
rainwater
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CN111029940A (en
Inventor
吴小明
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Jiangsu Rongchang Electric Co ltd
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Shandong Jingxi Information Technology Co Ltd
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/46Boxes; Parts thereof or accessories therefor
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/28Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Casings For Electric Apparatus (AREA)

Abstract

The invention provides a rainwater-proof low-voltage power distribution cabinet. The convergence groove formed in the first side surface of the top cover is communicated with the convergence groove formed in the second side surface of the top cover, and the convergence groove formed in the third side surface of the top cover is communicated with the convergence groove formed in the fourth side surface of the top cover. Each drainage hole is communicated with two confluence grooves. The two sliding grooves are respectively positioned at two sides of each heat dissipation hole, and the sliding block is inserted in the sliding grooves and is in sliding connection with the box body. The soft sealing strip is arranged close to the top cover. All be provided with the slant drainage strip on each lateral wall of box, the output of per two slant drainage strips is close to the output setting in a drainage hole. The bottom of box is close to the part in two drainage holes and sets up a coupling assembling respectively, and the connecting block passes through the connecting rod to be connected with solid fixed ring. Each accepting funnel is connected with a fixing ring, and each accepting funnel is arranged below the output ends of the two oblique drainage strips and the output end of one drainage hole.

Description

Rainwater-proof low-voltage power distribution cabinet
Technical Field
The invention relates to the field of power distribution cabinets, in particular to a rainwater-proof low-voltage power distribution cabinet.
Background
The rated current of the low-voltage power distribution cabinet is 50Hz, and the power distribution system with the rated voltage of 380v is used for power, illumination and power conversion and control of power distribution. The product has the characteristics of strong breaking capacity, good dynamic and thermal stability, flexible electric scheme, convenient combination, strong seriousness and practicability, novel structure and the like. Under the environment that the market demand of low-voltage power distribution cabinets in China is high, the internal competition of the industry is necessarily intensified, suppliers providing a new generation of low-voltage complete equipment and system solutions get the first chance in future market competition, and enterprise products can gain certain advantages in the future competition only by the characteristics, so that the highest point of the fourth generation of low-voltage electrical appliance products is seized.
However, the market of low-voltage power distribution cabinets in China keeps a rapidly growing situation along with the construction and implementation of smart power grids and infrastructures, the investment of manufacturing industry and the development of new energy industry. With the wide application of low-voltage power distribution cabinets, the maintenance of a large number of low-voltage power distribution cabinets is a task with huge workload. Especially, low-voltage distribution cabinet often builds at outdoor environment, and the rainwater-proof performance of traditional low-voltage distribution cabinet is low, leads to the circuit short circuit easily, causes the damage of circuit.
Disclosure of Invention
Therefore, the rainwater-proof low-voltage power distribution cabinet is needed to be provided aiming at the technical problem that the rainwater-proof performance of the traditional low-voltage power distribution cabinet is low.
The utility model provides a rainwater low voltage distribution cabinet, this rainwater low voltage distribution cabinet includes: the rain-proof device comprises a box body, a top cover, a rain-proof plate and two receiving funnels; the box body is a cuboid, the top cover is a quadrangular pyramid, the top cover covers the top of the box body, each side surface of the top cover is provided with a plurality of inclined flow guide grooves and a confluence groove, and each inclined flow guide groove is communicated with the confluence groove; the confluence groove formed in the first side surface of the top cover is communicated with the confluence groove formed in the second side surface of the top cover, and the confluence groove formed in the third side surface of the top cover is communicated with the confluence groove formed in the fourth side surface of the top cover; one surface of the box body, which is close to the top cover, is provided with two drainage holes, the two drainage holes are arranged on opposite angles of the box body, and the two drainage holes penetrate through the box body; each drainage hole is communicated with the two confluence grooves; a plurality of heat dissipation holes and two sliding grooves are formed in one side face of the box body, the two sliding grooves are respectively located on two sides of each heat dissipation hole, sliding blocks are arranged on two sides of the rain shielding plate, and the sliding blocks are inserted into the sliding grooves and are in sliding connection with the box body; a soft sealing strip is arranged between the two sliding grooves of the box body and is close to the top cover; each side wall of the box body is provided with an oblique drainage strip, each oblique drainage strip is provided with a drainage groove, and the output end of each two oblique drainage strips is close to the output end of one drainage hole; the parts of the bottom of the box body, which are close to the two drainage holes, are respectively provided with a connecting assembly, and each connecting assembly comprises a connecting block, a connecting rod and a fixing ring; the connecting block is connected with the fixing ring through the connecting rod; each accept the funnel with one the solid fixed ring is connected, each accept the funnel setting two the output of slant drainage strip and one the below of the output in drainage hole.
In one embodiment, the top of the top cover is provided with an insulated handle.
In one embodiment, the thickness of the soft sealing strip increases uniformly from the end far away from the top cover to the end close to the top cover.
In one embodiment, the cross-section of the soft sealing strip is triangular.
In one embodiment, the soft sealing strip is a soft rubber strip.
In one embodiment, the flexible sealing strip is a flexible plastic strip.
In one embodiment, the soft sealing strip is a soft silicone strip.
In one embodiment, the end of the flashing near the roof is rounded.
In one embodiment, the end of the flashing remote from the roof is provided with rounded corners.
In one of the embodiments, the flashing is provided with a push handle in the middle area.
Above-mentioned rain-proof water low voltage distribution cabinet is in the use, and the rainwater that falls on the top cap collects the groove that converges through the slant guiding gutter, and the rainwater in the groove that converges flows into through the drainage hole and accepts the funnel. Rainwater falling on the side face of the box body flows into the inclined drainage strips along the side face of the box body and is provided with drainage grooves, and the rainwater flows into the receiving funnel through the output ends of the inclined drainage strips. The output end of the receiving funnel is communicated with an external pipeline, and rainwater is discharged to a place far away from the rainwater-proof low-voltage power distribution cabinet through the external pipeline. When raining, the flashing upwards promotes and soft sealing strip joint for the flashing covers the louvre, avoids the rainwater to enter into the box through the louvre, and soft sealing strip has played the fixed effect of screens on the one hand, and on the other hand has blockked up the clearance between flashing and the box, has avoided the rainwater to enter into the louvre from the clearance between flashing and the box, causes electrical components's in the box damage. The rain-proof performance of above-mentioned rain-proof water low voltage power distribution cabinet has greatly been improved, the job stabilization nature of rain-proof water low voltage power distribution cabinet has been improved.
Drawings
Fig. 1 is a schematic structural diagram of a rainwater-proof low-voltage power distribution cabinet in one embodiment;
fig. 2 is a schematic structural view of another view angle of the rainwater-proof low-voltage power distribution cabinet in the embodiment of fig. 1;
fig. 3 is a schematic structural view of another view angle of the rainwater-proof low-voltage power distribution cabinet in the embodiment of fig. 1;
fig. 4 is a schematic structural view of another view angle of the rainwater-proof low-voltage power distribution cabinet in the embodiment of fig. 1;
fig. 5 is a schematic diagram of a partially enlarged structure of the rainwater-proof low-voltage power distribution cabinet in the embodiment of fig. 2;
fig. 6 is a schematic view of the structure of a flashing according to an embodiment.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Referring to fig. 1 to 6 together, the present invention provides a rainwater-proof low-voltage power distribution cabinet 10, wherein the rainwater-proof low-voltage power distribution cabinet 10 includes: a box body 100, a top cover 200, a rain shield 300 and two receiving funnels 400. The box 100 is the cuboid, and top cap 200 is the quadrangular pyramid, and top cap 200 lid is established at the top of box 100, has all seted up on each side of top cap 200 and has converged groove 202 and a plurality of slant guiding gutter 201, and each slant guiding gutter 201 on each side of top cap 200 all communicates with the groove 202 that converges on this side. The confluence grooves 202 on the first side are communicated with the confluence grooves 202 on the second side, and the confluence grooves 202 on the third side are communicated with the confluence grooves 202 on the fourth side, that is, the confluence grooves 202 on the first side of the top cover 200 are communicated with the confluence grooves 202 on the second side of the top cover 200, and the confluence grooves 202 on the third side of the top cover 200 are communicated with the confluence grooves 202 on the fourth side of the top cover 200. Two drainage holes 101 have been seted up to the one side that box 100 is close to top cap 200, and two drainage holes 101 are seted up on the diagonal angle of box 100, and two drainage holes 101 run through box 100. Each drainage hole 101 is respectively communicated with two confluence grooves 202. A plurality of heat dissipation holes 102 and two sliding grooves 103 are formed in one side surface of the box body 100, the two sliding grooves 103 are respectively located on two sides of each heat dissipation hole 102, sliding blocks 310 are arranged on two sides of the flashing 300, and the sliding blocks 310 are inserted into the sliding grooves 103 and are connected with the box body 100 in a sliding mode. The box 100 is provided with a soft sealing strip 110 between the two sliding grooves 103, and the soft sealing strip 110 is arranged close to the top cover 200. All be provided with slant drainage strip 120 on each lateral wall of box 100, seted up drainage groove 104 on the slant drainage strip 120, the output of every two slant drainage strips 120 is close to the output setting of a drainage hole 101. The bottom of the casing 100 near the drainage hole 101 is provided with a connecting assembly 130, and the connecting assembly 130 includes a connecting block 131, a connecting rod 132 and a fixing ring 133. The connection block 131 is connected to the case 100, and the connection block 131 is connected to the fixing ring 133 through the connection rod 132. Each receiving funnel 400 is connected to a fixing ring 133, and each receiving funnel 400 is disposed below the output ends of two oblique drainage strips 120 and the output end of a drainage hole 101.
In the use process of the rain-proof low-voltage power distribution cabinet 10, rainwater falling on the top cover 200 is collected into the collecting groove 202 through the inclined flow guide groove 201, and the rainwater in the collecting groove 202 flows into the receiving hopper 400 through the drainage hole 101. Rainwater falling on the side surface of the box body 100 flows into the inclined drainage strips 120 along the side surface of the box body 100, is provided with the drainage grooves 104, and flows into the receiving funnel 400 through the output ends of the inclined drainage strips 120. The output end of the receiving funnel 400 is communicated with an external pipeline, and rainwater is discharged to a place far away from the rainwater-proof low-voltage power distribution cabinet 10 through the external pipeline. When raining, the flashing 300 is upwards pushed to be connected with the soft sealing strip 110 in a clamping mode, so that the flashing 300 covers the heat dissipation holes 102, rainwater is prevented from entering the box body 100 through the heat dissipation holes 102, the soft sealing strip 110 plays a role in fixing the clamping position on the one hand, on the other hand, gaps between the flashing 300 and the box body 100 are blocked, rainwater is prevented from entering the heat dissipation holes 102 from the gaps between the flashing 300 and the box body 100, and damage to electrical elements in the box body 100 is caused. The rain-proof performance of the rain-proof low-voltage power distribution cabinet 10 is greatly improved, and the working stability of the rain-proof low-voltage power distribution cabinet 10 is improved.
The box body 100 is used for accommodating circuit elements, and the bottom of the box body 100 near the two drainage holes 101 is respectively provided with a connecting assembly 130, and in the embodiment, the connecting assembly 130 comprises two connecting blocks 131, two connecting rods 132 and a fixing ring 133. Each connecting block 131 is connected to a fixing ring 133 by a connecting rod 132. Two connection blocks 131 are provided on both sides of the box body 100, increasing the connection stability of the connection assembly 130 with the receiving funnel 400.
The top cap 200 is used for protecting the box 100 and guides the rainwater on the top of the box 100 to the outside, specifically, the top cap 200 is a quadrangular pyramid, the top cap 200 covers the top of the box 100, a plurality of oblique guide grooves 201 and a convergence groove 202 are formed in each side surface of the top cap 200, and each oblique guide groove 201 is communicated with the convergence groove 202. The converging grooves 202 formed in the first side surface of the top cover 200 are communicated with the converging grooves 202 formed in the second side surface of the top cover 200, and the converging grooves 202 formed in the third side surface of the top cover 200 are communicated with the converging grooves 202 formed in the fourth side surface of the top cover 200. Rainwater falling on the top cover 200 is collected into the confluence groove 202 through the inclined guide grooves 201, and the rainwater in the confluence groove 202 flows into the receiving hopper 400 through the drainage holes 101. In this embodiment, the top of the top cap 200 is provided with an insulating handle 210, and the cross section of the insulating handle 210 is semi-circular, so as to be convenient for a user to hold.
The rain shielding plate 300 is used for shielding rainwater, so that the rainwater is prevented from entering the box body 100 through the heat dissipation holes 102, specifically, a plurality of heat dissipation holes 102 and two sliding grooves 103 are formed in one side surface of the box body 100, the two sliding grooves 103 are respectively located at two sides of each heat dissipation hole 102, sliding blocks 310 are arranged at two sides of the rain shielding plate 300, and the sliding blocks 310 are inserted into the sliding grooves 103 and are in sliding connection with the box body 100. In the present embodiment, the cross-section of the sliding block 310 is cross-shaped, and the cross-section of the sliding slot 103 is also cross-shaped, so that the connection stability of the flashing 300 and the box 100 is greatly enhanced. The box 100 is provided with a soft sealing strip 110 between the two sliding grooves 103, and the soft sealing strip 110 is arranged close to the top cover 200. The end of the flashing 300 adjacent the top cover 200 is rounded so that rain water can flow down along the end of the flashing 300 adjacent the top cover 200. An end of the flashing 300 remote from the top cover 200 is provided with a rounded corner so that rainwater flowing down along the flashing 300 can flow down along the side wall of the tank 100. Further, a push handle 320 is provided at a middle region of the flashing 300, so that a user pushes the flashing 300 to move along the tank 100 by applying force to the push handle 320. When raining, the rain shielding plate 300 is pushed upwards to be connected with the soft sealing strip 110 in a clamping mode, so that the rain shielding plate 300 covers the heat dissipation holes 102, and rainwater is prevented from entering the box body 100 through the heat dissipation holes 102. On one hand, the soft sealing strip 110 plays a role of clamping and fixing. On the other hand, the soft sealing strip 110 blocks the gap between the rain shielding plate 300 and the box body 100, so that rainwater is prevented from entering the heat dissipation holes 102 from the gap between the rain shielding plate 300 and the box body 100, and the electrical components in the box body 100 are prevented from being damaged.
In order to increase the rainproof performance of the rainwater-proof low-voltage power distribution cabinet, in one embodiment, the thickness of the soft sealing strip 110 is uniformly increased from the end far away from the top cover 200 to the end close to the top cover 200, and in the process that the flashing 300 moves upwards, the soft sealing strip 110 with the uniformly increased thickness can be adapted to the gap between the flashing 300 and the box body 100, so as to effectively block the gap between the flashing 300 and the box body 100. Further, the cross section of the soft seal strip 110 is triangular. The soft sealing strip 110 is a soft rubber strip, which has a certain elasticity and good toughness, and has a long service life. In another embodiment, the flexible sealing strip is a flexible plastic strip. In other embodiments, the soft sealing strip is a soft silicone strip. So, increased rain-proof performance of rain-proof water low voltage distribution cabinet.
In order to facilitate opening of the rain-proof low-voltage power distribution cabinet, in an embodiment, the rain-proof low-voltage power distribution cabinet further includes a cabinet door 140, and one side of the cabinet door 140 is rotatably connected with one side of the box body 100. The other side of the cabinet door 140 is connected to the other side of the cabinet 100 by a connecting assembly (not shown). Furthermore, the cabinet door is provided with a rotating groove. The box body is provided with an accommodating cavity, an insertion groove and a pushing groove. The accommodating cavity is respectively communicated with the insertion groove and the pushing groove, and the box body is provided with a fan-shaped fastening groove on the groove wall of the insertion groove. The notch of the insertion groove faces the rotation groove. The connecting assembly comprises a connecting piece, a rotating piece, a fixing piece, a push rod and an elastic piece. The connecting piece includes rotation portion, fastening portion and joint portion. The rotating part, the fastening part and the clamping part are connected in sequence. The rotating portion is accommodated in the rotating groove and is rotationally connected with the cabinet door, the fastening portion is abutted to the box body in the fan-shaped fastening groove, and the clamping portion is clamped with the rotating piece in the insertion groove. The rotating part is arranged in the accommodating cavity and is rotationally connected with the box body, and the fixing part is slidably connected with the box body in the accommodating cavity. The rotating member is engaged with the fixed member. The push rod is accommodated in the push groove and is in sliding connection with the box body. Spacing mouthful have been seted up to the catch bar, and the tip of mounting inserts in spacing mouthful with the catch bar butt. One end of the elastic piece is connected with the box body at the bottom of the pushing groove, and the other end of the elastic piece is connected with the end part of the pushing rod. The connecting piece is used for rotating to make fastening portion leave fan-shaped fastening groove, and drive the rotating member through joint portion and rotate, make rotating member pulling mounting slide, the tip of mounting leaves spacing mouthful. The elastic piece is used for pushing the push rod, so that the push rod pushes the cabinet door open. So, this rain-proof water low voltage distribution cabinet inserts in fan-shaped fastening groove through the fastening portion of connecting piece to make cabinet door and box joint. The fixing piece is inserted into the limiting opening to limit the movement of the push rod. When the user rotates the connecting piece, the fastening part leaves the fan-shaped fastening groove, and the connecting piece at the moment no longer plays a connecting role for the cabinet door and the box body. The connecting piece drives the rotating piece to rotate through the clamping portion, so that the rotating piece pulls the fixing piece to slide. The end part of the fixing piece leaves the limiting opening, and the push rod is not limited by the fixing piece. The elasticity will push the catch bar, thereby making the catch bar push away the cabinet door. That is, when the locking relationship of the cabinet door and the cabinet body is released, the cabinet door can be automatically opened. Mechanical kayser mode between cabinet door and the box is ingenious in this switch board, has promoted the convenience of the operation of opening and shutting the cabinet door.
The cabinet door is used for covering and establishing the box to play the isolation effect, promote the security of switch board. The cabinet wall of one side of cabinet door has been seted up and has been rotated the groove, rotates the groove and runs through the two sides of cabinet door, and the offering in rotation groove provides the installation place for the connecting piece to realize mechanical kayser between cabinet door and box in the connecting piece.
Each electrical component is loaded in the box body, and the box body is used as a main body framework of the power distribution cabinet. The accommodating cavity, the insertion groove and the pushing groove are arranged to provide mounting places for the connecting assembly. The fastening portion is locked by clamping between the cabinet door and the box body through the fan-shaped fastening groove.
Coupling assembling is used for being connected cabinet door and box to realize the mechanical kayser between cabinet door and the box. The connecting piece includes rotation portion, fastening portion and joint portion. The connecting piece is rotatably connected with the cabinet door through the rotating part, and the rotating part is accommodated in the rotating groove and is rotatably connected with the cabinet door.
In order to improve the stability of the rotational connection between the rotating part and the cabinet door, in one embodiment, the rotating part is provided with a limiting ring, the wall of the cabinet door with the rotating groove is provided with an annular limiting groove, the limiting ring is embedded into the annular limiting groove, and the rotating part is rotationally connected with the cabinet door. The limiting ring is matched with the annular limiting groove, and the annular limiting groove plays a limiting role in rotation of the rotating part, so that the connecting piece is prevented from being separated from the rotating groove. So, promoted the rotation between rotation portion and the cabinet door and connected stability, improved the structural stability of switch board. In order to facilitate the user to rotate the connecting piece, in one embodiment, the rotating part is provided with a knob groove. Furthermore, the knob groove is a straight-line-shaped groove. In this way, the user can adjust the connecting piece in a rotating way through an external tool matched with the knob groove. So, be convenient for the user to rotate this connecting piece, promote the operation convenience.
The fastening portion is abutted against the cabinet door through the fan-shaped fastening groove, so that the cabinet door and the box body are locked in a clamping manner. The clamping portion is used for being clamped with the rotating piece so as to drive the rotating piece to rotate.
In order to facilitate the clamping relation between the connecting piece and the rotating piece, in one embodiment, a clamping groove is formed in the middle area of the rotating piece, and the clamping portion is inserted into the clamping groove and clamped with the rotating piece. Like this, insert in the joint groove through joint portion to realize the joint of connecting piece and rotating member. Further, in this embodiment, the joint groove is square groove to do benefit to joint portion to drive the rotating member and rotate. So, promoted the joint stability of connecting piece with the rotating member, promoted the job stabilization nature of this switch board.
The rotating piece is used for driving the fixing piece to move, so that the fixing piece is controlled to be inserted into the limiting opening, or the fixing piece is controlled to leave the limiting opening. In order to realize the meshing relationship between the rotating element and the fixed element, in one embodiment, the fixed element is in a straight strip structure, and one side of the fixed element is provided with a plurality of first teeth. The rotating member has a plurality of second teeth, each of which is disposed around a center of the rotating member. The fixed member is engaged with the rotating member. Like this, in this embodiment, anticlockwise rotation connecting piece, joint portion will drive the rotating member anticlockwise rotation, and the rotating member will stimulate the mounting and leave spacing mouthful, and the mounting loses the butt relation with the catch bar. So, realized the meshing relation of rotating member and mounting, promoted the transmission validity of this switch board structural relation.
The catch bar is used for promoting the cabinet door, and when the mechanical locking relation of cabinet door and box was relieved, the catch bar had played the effect that promotes the cabinet door for cabinet door auto-eject, thereby the user of being convenient for opened the cabinet door. In this embodiment, the catch bar is the cylinder structure to the catch bar promotes the cabinet door. The end part of the push rod, far away from the elastic piece, is directly abutted against the cabinet door, and in order to improve the protection effect on the cabinet door, in one embodiment, a buffer layer is arranged at one end, far away from the elastic piece, of the push rod. The setting of buffer layer has played and has traded the effect of following the protection, avoids the cabinet door impaired at the in-process that is promoted by the catch bar. In this embodiment, the buffer layer is an elastic rubber layer. In another implementation, the buffer layer is a silicone gel layer. Thus, the protection effect on the cabinet door is improved. So, reduced the damage to the cabinet door, promoted the promotion stability to the cabinet door, promoted the durability of this switch board.
The elastic piece is used for pushing the push rod to move. When the drawing piece is inserted into the limiting opening, the push rod is completely accommodated in the push groove, and the elastic piece is in a compression deformation state at the moment. When the drawing piece leaves the limiting opening, the push rod is not limited by the fixing piece any more, the elastic piece recovers elastic deformation, and the elastic piece generates elastic force to push the push rod to leave the push groove. The catch bar will partly expose the promotion groove to push away the cabinet door through the mode of butt, thereby be convenient for the user to open the cabinet door. In this embodiment, the elastic member is a compression spring, thereby ensuring good elastic force. Further, in order to enhance the connection stability between the elastic member and the push rod and between the elastic member and the box body, in one embodiment, one end of the elastic member is welded to the box body at the bottom of the push groove, and the other end of the elastic member is welded to the end of the push rod. Therefore, the push rod, the elastic piece and the box body are stable in connection, and the push rod and the elastic piece are not easy to separate from the push groove. So, promoted the structural stability of this switch board, ensured job stabilization nature.
In order to conveniently fix the cable arranged in the rainwater-proof low-voltage power distribution cabinet, in one embodiment, the rainwater-proof low-voltage power distribution cabinet further comprises a cable fixing device, the cable fixing device is arranged in the box body, namely the cable fixing device is accommodated in the box body, specifically, the cable fixing device comprises a transverse plate, two symmetrical vertical plates, a first arc plate, a second arc plate, a sliding plate and a spring, the transverse plate is fixedly arranged on the inner wall of the box body, the back surface of the transverse plate is provided with radiating holes which are arranged at equal intervals, namely the transverse plate is provided with radiating holes which are arranged at equal intervals and faces away from the box body, the bottom surface of the transverse plate is provided with two symmetrical vertical plates, the upper surface of each vertical plate is fixedly connected with the bottom surface of the transverse plate, one sides, close to each other, of the two vertical plates are provided with sliding grooves, the inner parts of each sliding groove are clamped with sliding blocks, and one side, close to each sliding block, is fixedly connected with the sliding plate, the connecting hole has all been seted up to the upper surface of every sliding plate, the top of every connecting hole all is equipped with the threaded rod, the below of every connecting hole all is equipped with the nut, the bottom of threaded rod runs through connecting hole and nut in proper order and extends to the bottom surface of nut, and the surface of threaded rod and the inside wall threaded connection of nut, the equal fixedly connected with spring in top of every threaded rod, the equal fixedly connected with fixing base of one end of threaded rod is kept away from to every spring, the upper surface of every fixing base all with the bottom surface fixed connection of diaphragm, the bottom surface fixedly connected with fixed block of diaphragm, the first arc of bottom surface fixedly connected with of fixed block, first fixed slot has all been seted up to the upper surface and the bottom surface of first arc. Furthermore, a second arc plate is arranged below the first arc plate, one side face, close to the sliding plate, of the second arc plate is fixedly connected with one side, away from the sliding plate, of the sliding plate, a second fixing groove is formed in the upper surface and the bottom surface of the second arc plate, and a handle is fixedly connected with the bottom surface of the second arc plate. Through adopting above-mentioned technical scheme, make this rain-proof water low voltage power distribution cabinet can utilize the performance of spring and magnet, realized the quick fixed of cable conductor, convenient and fast. Further, the equal fixedly connected with fixed plate in one side that two risers kept away from each other, the fixed orifices has all been seted up in the front of every fixed plate. Through adopting above-mentioned technical scheme, make this rain-proof water low voltage distribution cabinet can effectual realization device fix at high voltage distribution box, improve the stability of device. Furthermore, the inside of every first fixed slot is all fixed to be inlayed and is had first magnet, and the inside of every second fixed slot is all fixed to be inlayed and is had second magnet, and the bottom surface of first magnet is the positive pole, and the upper surface of second magnet is the negative pole. Through adopting above-mentioned technical scheme, make this rain-proof water low voltage distribution cabinet can effectual increase the tightness of arc, improve the fixed effect of device. Furthermore, the outer surface cover of handle is equipped with anti-skidding cover, and anti-skidding line has been seted up to the surface of anti-skidding cover. Through adopting above-mentioned technical scheme, make this rain-proof water low voltage distribution cabinet can effectually avoid appearing the landing when the pulling handle, improve the safety in utilization performance. Furthermore, the inner ring of the first arc-shaped plate is fixedly connected with a rubber layer, and the inner ring of the second arc-shaped plate is fixedly connected with a rubber layer. Through adopting above-mentioned technical scheme, make this rain-proof water low voltage power distribution cabinet can effectual increase device and the frictional force of cable conductor, avoid the cable conductor landing, realize sealing performance. Furthermore, the bottom surface of every nut all is equipped with rotatory the knot, and the inside wall of every rotatory knot all is connected with the surface fixed of nut. Through adopting above-mentioned technical scheme, make this rain-proof water low voltage distribution cabinet can effectual realization nut to the elastic regulation of spring, the convenience improves the convenience that the device used to the rotation of nut. So, through cable conductor fixing device, the handle on the pulling second arc makes the second arc drive the sliding plate and slide block backward slip then first magnet and second magnet separately make two springs be in tensile state, then penetrate the cable conductor that will fix, loosen the handle, make two spring contractions, through first magnet and second magnet inter attraction messenger first arc and second arc be close to each other and press from both sides tight cable conductor, rubber layer and cable conductor in close contact with on two arcs, can adjust the elasticity of spring through rotatory the knot on the adjusting nut, utilize the flexible and the inter attraction of opposite sex magnet of spring, the quick fixed of cable conductor has been realized, and is convenient and fast. Simultaneously, be connected through diaphragm and two risers, the left and right sides face fixed connection fixed plate of diaphragm, the fixed orifices has been seted up in the front of fixed plate, first arc passes through fixed block fixed connection at the diaphragm, the second arc passes through sliding plate and slider fixed connection and joint inside the spout, the connecting hole of sliding plate upper surface is run through to the bottom of threaded rod, the upper surface and the spring one end fixed connection of threaded rod, the other end of spring and the fixing base fixed connection on the diaphragm, the equal fixedly connected with rubber layer in bottom surface of first arc and the upper surface of second arc, it is fixed to utilize two arcs to realize the cable conductor, the convenience of device use has been realized.
In order to facilitate fixing of the cable in the rainwater-proof low-voltage power distribution cabinet, in an embodiment, the rainwater-proof low-voltage power distribution cabinet further comprises a lighting lamp, the lighting lamp is arranged on the box body and is adjacent to the cabinet door, and the lighting lamp is used for being turned on when powered on and irradiating the cabinet door, so that a worker or a user can smoothly open the cabinet door at night. Further, this illumination lamps and lanterns lamp stand, buffer spring, emitting diode, the lamp shade, the circular telegram guide block, the mounting, the poker rod, press the depression bar, compression spring, the mounting groove has been seted up at the middle part on lamp stand top, the dashpot has all been seted up at both ends about the mounting groove bottom, the inside of dashpot all is provided with buffering dress, buffer includes the buffer spring of fixed mounting in the dashpot bottom, buffer spring's top fixed mounting has electrode intercommunication piece, buffer when installing emitting diode, can effectively protect emitting diode's stitch department to avoid damaging. The LED is movably arranged in the mounting groove, the LED, the left side and the right side of the bottom end of the LED are fixedly provided with electrifying guide blocks, the top end of the lamp holder is provided with an annular groove, the annular groove is fixedly clamped with a lamp shade, the bottom ends of the left side and the right side of the lamp shade are provided with first clamping grooves, the left side and the right side of the bottom of the LED are provided with second clamping grooves, the two sides of the top end of the lamp holder close to the middle part are provided with fixing parts, the fixing parts comprise movable grooves arranged at the top end of the lamp holder close to the middle part, the inner part of each movable groove is provided with a poking rod, one side of the bottom of the poking rod close to the middle part of the lamp holder is fixedly provided with a clamping block, the middle part of the clamping block is movably sleeved with a reset spring, one end of the clamping block far away from the poking rod penetrates into the inner part of the second clamping grooves, and the fixing parts can ensure that the LED is installed into the lamp holder, the LED lamp is relatively fixed with the lamp holder, and is relatively fixed when the LED lamp is needed, and is convenient to detach and mount when the LED lamp is needed to be replaced. The lamp holder is characterized in that two sides of the top end of the lamp holder, which are far away from the middle part, are provided with lamp shade fixing parts, the lamp shade fixing parts comprise fixing grooves which are formed in the top end of the lamp holder, which are far away from the middle part, supporting rods are fixedly arranged at the bottoms of the fixing grooves, connecting rods are arranged at the top ends of the supporting rods, gears are fixedly arranged at the two ends of the connecting rods, pressing rods are vertically and alternately arranged in the fixing grooves, tooth grooves are formed in one sides, which are close to the gears, of the pressing rods, the tooth grooves in one sides, which are positioned on the pressing rods, are meshed with the gears, which are far away from the pressing rods, the fixing rods are meshed with each other, one ends, which are far away from the pressing rods, are inserted into the first clamping grooves, inside the lamp shade mounting, the lamp shade mounting is effectively fixed to the lamp shade to when changing emitting diode, conveniently dismantle from the lamp stand, alleviateed staff's operating pressure, improved work efficiency. When installing emitting diode, install emitting diode installation circular telegram guide block butt joint electrode intercommunication piece on the lamp stand, the one end joint that the poker rod was kept away from to the fixture block after the installation is in the second draw-in groove that is located emitting diode bottom both sides, make the emitting diode installation stable, when the installation to the lamp shade, press the bottom of lamp shade to the annular groove, because the first draw-in groove on the lamp shade does not dock the dead lever, when the lamp shade installation, the dead lever makes the withdrawal to the fixed slot in owing to the lamp shade bottom to its effect of force, then rotate the first draw-in groove joint that the lamp shade made its bottom on the dead lever, make the lamp shade relatively fixed with the lamp stand, can make the lamp shade play the guard action to emitting diode, play the guard action at the dead lever. Under the initial state of the fixed rod, the pressing rod can move downwards under the transmission action of the gear due to the interaction of the pressing rod and the gear or the interaction of the gear and the fixed rod, after the first clamping groove on the lampshade is butted with the fixed rod and butted with the fixed rod, the pressing rod returns to the original position under the action of the compression spring, when the light emitting diode is disassembled, the lampshade needs to be disassembled firstly, meanwhile, the pressing rods positioned at the two sides of the top end of the lamp holder are pressed, the fixed rod slides towards the inside of the fixed groove under the transmission action of the pressing rods on the gear, so that the lampshade is separated from the lamp holder, when the light emitting diode is disassembled, the deflector rod is pulled in the direction away from the middle part of the top end of the lamp holder in the same direction, so that the clamping block item movable groove connected with the deflector rod slides, then the light emitting diode needing to be replaced is taken out, and the normal light emitting diode is replaced immediately to complete the whole disassembly process.
In order to improve the heat dissipation efficiency of the lighting lamp, in an embodiment, the lighting lamp is further provided with a heat dissipation structure, the heat dissipation structure includes an outer shell, a first support, a small motor, heat dissipation fins, a flow equalization plate, blades, a second support and a filter screen, and the outer shell is connected with the outer wall of the box body. Be equipped with first blow vent and second blow vent on the shell body, the shell body is the cuboid shape, the quantity of second blow vent is four, and second blow vent evenly distributed is on outer shell body surface, there is first support through the screw installation in the first blow vent, install small motor through the bolt on the first support, small motor's model is 37GB555, the blade is installed to the key in small motor's the pivot, there is heat radiation fins through the screw installation on the inner wall of shell body, heat radiation fins's position and second blow vent correspond each other, when small motor drives the blade and rotates, the blade blows in the shell body with outside air, can drive in the shell body, can drive the circulation of the inside air of shell body, through the circulation of the inside air of second, flow through the second blow vent, can accelerate heat radiation fins's radiating effect. Furthermore, a flow equalizing plate is installed in the shell body through screws, air vents are formed in the flow equalizing plate, when the small motor drives the blades to rotate, the blades blow external air into the shell body, circulation of air inside the shell body can be driven, when the circulated air passes through the flow equalizing plate, the circulated air is blown out from the air vents, the uniform blowing of the circulated air on the surface of the light emitting diode can be ensured, and the condition of uneven heat dissipation is avoided. Be equipped with ring groove on the shell body, install annular rubber buffer in the ring groove, it has the frame to bond on the annular rubber buffer, has the filter screen through the screw mounting on the frame, cooperatees through ring groove and annular rubber buffer, can be with the frame mounting in the outside of first blow vent and second blow vent for the filter screen blocks first blow vent and second blow vent, can avoid appearing the condition that the dust got into in the shell body from first blow vent and second blow vent. Further, a second support is installed in the outer shell through screws, the lamp holder is installed on the second support through screws, and the small motor is connected with an external switch power supply in series. So, control the small motor operation, the heat that emitting diode produced passes through heat radiation fins's absorption, can accelerate thermal propagation, small motor drives the blade and rotates simultaneously, the blade blows in the outside air in the shell, accelerate the circulation of air on emitting diode surface, make the air that heat radiation fins and blade blown out dispel the heat to emitting diode simultaneously, can accelerate emitting diode's radiating rate, thereby improve emitting diode's life, and, cooperate through ring groove and annular rubber buffer, can install the dismantlement to the frame, be convenient for clear up the filter screen, avoid appearing the condition that the dust blockked up the filter screen.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (3)

1. The utility model provides a rain-proof water low voltage distribution cabinet which characterized in that includes: the rain-proof device comprises a box body, a top cover, a rain-proof plate and two receiving funnels;
the box body is a cuboid, the top cover is a quadrangular pyramid, the top cover covers the top of the box body, each side surface of the top cover is provided with a plurality of inclined flow guide grooves and a confluence groove, and each inclined flow guide groove is communicated with the confluence groove; the confluence groove formed in the first side surface of the top cover is communicated with the confluence groove formed in the second side surface of the top cover, and the confluence groove formed in the third side surface of the top cover is communicated with the confluence groove formed in the fourth side surface of the top cover;
one surface of the box body, which is close to the top cover, is provided with two drainage holes, the two drainage holes are arranged on opposite angles of the box body, and the two drainage holes penetrate through the box body; each drainage hole is communicated with the two confluence grooves; a plurality of heat dissipation holes and two sliding grooves are formed in one side face of the box body, the two sliding grooves are respectively located on two sides of each heat dissipation hole, sliding blocks are arranged on two sides of the rain shielding plate, and the sliding blocks are inserted into the sliding grooves and are in sliding connection with the box body; a soft sealing strip is arranged between the two sliding grooves of the box body and is close to the top cover; each side wall of the box body is provided with an oblique drainage strip, each oblique drainage strip is provided with a drainage groove, and the output end of each two oblique drainage strips is close to the output end of one drainage hole;
the parts of the bottom of the box body, which are close to the two drainage holes, are respectively provided with a connecting assembly, and each connecting assembly comprises a connecting block, a connecting rod and a fixing ring; the connecting block is connected with the fixing ring through the connecting rod; each receiving funnel is connected with one fixing ring, and each receiving funnel is arranged below the output ends of the two oblique drainage strips and the output end of one drainage hole;
the thickness of the soft sealing strip is uniformly increased from one end far away from the top cover to one end close to the top cover;
the cross section of the soft sealing strip is triangular.
2. The rainwater-proof low-voltage power distribution cabinet according to claim 1, wherein an insulating handle is arranged on the top of the top cover.
3. The rainwater-proof low-voltage power distribution cabinet according to claim 1, wherein the soft sealing strip is a soft rubber strip.
CN202010025762.2A 2020-01-10 2020-01-10 Rainwater-proof low-voltage power distribution cabinet Active CN111029940B (en)

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CN113471825B (en) * 2021-05-17 2022-11-01 广西电网有限责任公司河池供电局 Open-close alternate dehumidification type ring main unit with coagulation aid dew
CN113834920A (en) * 2021-10-30 2021-12-24 中国水利水电科学研究院 A water resource characteristic accurate measurement experimental apparatus for planting region

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CN207512827U (en) * 2017-11-29 2018-06-19 深圳市交运工程集团有限公司 Sponge urban building rainwater treatment device
CN209249958U (en) * 2019-02-11 2019-08-13 江西辉鸿电气股份有限公司 A kind of novel radiation ventilator for high-tension apparatus electrical cabinet
CN209642109U (en) * 2018-11-28 2019-11-15 湖北麦克力电气科技有限公司 A kind of building temporary electricity three-level distribution box
CN210217238U (en) * 2019-05-27 2020-03-31 广东景园设计工程有限公司 Ecological garden greenery patches view corridor frame

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Publication number Priority date Publication date Assignee Title
JPH10121670A (en) * 1996-10-17 1998-05-12 Daiwa House Ind Co Ltd Gutter structure for roof with snow guard
US7905062B2 (en) * 2008-12-10 2011-03-15 Stephen Llewellyn Simons Perfect perch roofing system
US9512614B2 (en) * 2014-07-21 2016-12-06 Hilti Aktiengesellschaft Insulating sealing element for construction joints
CN207512827U (en) * 2017-11-29 2018-06-19 深圳市交运工程集团有限公司 Sponge urban building rainwater treatment device
CN209642109U (en) * 2018-11-28 2019-11-15 湖北麦克力电气科技有限公司 A kind of building temporary electricity three-level distribution box
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CN210217238U (en) * 2019-05-27 2020-03-31 广东景园设计工程有限公司 Ecological garden greenery patches view corridor frame

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