CN116111476A

CN116111476A - Power distribution cabinet with adjustable space and mounting structure thereof

Info

Publication number: CN116111476A
Application number: CN202310050039.3A
Authority: CN
Inventors: 李辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-02-01
Filing date: 2023-02-01
Publication date: 2023-05-12

Abstract

The invention discloses a space-adjustable power distribution cabinet and an installation structure thereof, and relates to the technical field of power distribution cabinets. The space-adjustable power distribution cabinet comprises a first cabinet body positioned in the middle and two second cabinet bodies respectively arranged at the top and the bottom of the first cabinet body; the first cabinet body comprises a U-shaped coaming A; the second cabinet body comprises a U-shaped coaming B and an end plate arranged at one end of the U-shaped coaming B; the U-shaped coaming A is sleeved on the outer side of the U-shaped coaming B; a plurality of telescopic supporting pieces are connected between the two second cabinet bodies; an opening end of the first cabinet body is also hinged with a cabinet door which is highly adaptive to the height of the power distribution cabinet for adaptively changing. According to the invention, the problem that the size of the internal space of the power distribution cabinet cannot be adjusted temporarily in the prior art is solved through the arrangement of the first cabinet body, the second cabinet body and the cabinet door with the height adapted to the height of the power distribution cabinet and adaptively changed, wherein the height of the cabinet door is hinged at the opening end of the first cabinet body.

Description

Power distribution cabinet with adjustable space and mounting structure thereof

Technical Field

The invention belongs to the technical field of power distribution cabinets, and particularly relates to a space-adjustable power distribution cabinet and a mounting structure of the space-adjustable power distribution cabinet.

Background

The power distribution cabinet is the final-stage equipment of the power distribution system and is mainly divided into a power distribution cabinet, an illumination power distribution cabinet and a metering cabinet. The power distribution cabinet with extremely wide market application at present mainly comprises a box body and a box door.

A power distribution cabinet as in CN105514823B, comprising a cabinet body, a cabinet door and a base, wherein the cabinet door is connected with the cabinet body through a rotating shaft type movable hinge; the base is provided with four supporting legs, and four rollers are arranged on the supporting legs; the upper part of the cabinet door is provided with a square window for installing a display instrument; the cabinet door is provided with a circular through hole for installing a control button; the cabinet door is also provided with a handle made of insulating materials and used for pulling and pushing the cabinet door; the opening angle of the cabinet door is larger than 120 degrees, an installation box is further arranged at the edge of the inner wall of the cabinet door, which is close to the cabinet door, and a push type soft magnetic switch is arranged in the box; the power distribution cabinet is mainly fixed in size when in use, and the size of the internal space cannot be adjusted temporarily, so that when the requirements cannot be met, the new power distribution cabinet is replaced again, and the running cost of the power distribution system is increased.

The technical scheme is that the power distribution cabinet comprises a cabinet body, wherein a drawer unit is arranged in the cabinet body and consists of a left unit and a right unit, the left unit consists of a left side plate, a front baffle plate, a rear pull plate and an upper bottom plate, two ends of the left side plate are fixedly connected with the front baffle plate and the rear pull plate respectively, two ends of the upper bottom plate are fixedly connected with the bottoms of the front baffle plate and the rear pull plate respectively, the right unit consists of a right side plate, a rear baffle plate, a front pull plate and a lower bottom plate, two ends of the right side plate are fixedly connected with the rear baffle plate and the front pull plate respectively, two ends of the lower bottom plate are fixedly connected with the rear baffle plate and the front pull plate respectively, and the left unit is slidably connected with the right unit; the size of the drawer unit can be changed by controlling the movement of the left unit and the right unit when the power distribution cabinet is used, but the size of the inner space of the cabinet body cannot be adjusted, namely the size of the inner space cannot be adjusted temporarily, so that when the power distribution cabinet cannot meet the requirement, only the new power distribution cabinet is replaced again, and the running cost of the power distribution system is increased.

Disclosure of Invention

The invention aims to provide a space-adjustable power distribution cabinet, which solves the problem that the size of the internal space of the power distribution cabinet cannot be adjusted temporarily in the prior art by arranging a cabinet door with the height of an opening end of a first cabinet body and a second cabinet body hinged to the first cabinet body adapted to the height of the power distribution cabinet for adaptive change.

The invention aims to provide a mounting structure of a space-adjustable power distribution cabinet, which utilizes the arrangement of an L-shaped locking block and an L-shaped limiting block to realize that the power distribution cabinet is integrally placed on a supporting structure, and utilizes the L-shaped locking block and the L-shaped limiting block to limit and clamp the power distribution cabinet placed on the supporting structure, so that the power distribution cabinet is integrally convenient to mount and dismount.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a space-adjustable power distribution cabinet which comprises a first cabinet body positioned in the middle and two second cabinet bodies respectively arranged at the top and the bottom of the first cabinet body; the first cabinet body comprises a U-shaped coaming A; the second cabinet body comprises a U-shaped coaming B and an end plate arranged at one end of the U-shaped coaming B; the U-shaped coaming A is sleeved on the outer side of the U-shaped coaming B; a plurality of telescopic supporting pieces are connected between the two second cabinet bodies; an opening end of the first cabinet body is also hinged with a cabinet door which is highly adaptive to the height of the power distribution cabinet for adaptively changing.

Further, the cabinet door comprises a rectangular plate-shaped cabinet door body hinged on the U-shaped coaming A, and step parts are respectively arranged on the inner side walls of the two ends of the cabinet door body; the cabinet door comprises a cabinet door body, wherein two ends of the cabinet door body are respectively provided with a rectangular plate-shaped movable door in a telescopic mode, one end, far away from the cabinet door body, of the movable door is provided with a protruding part, a plurality of guide rods A are arranged on the protruding part, and guide insertion holes A for inserting the guide rods A are formed in the end face of the cabinet door body; a plurality of guide rods B are arranged at one end, close to the cabinet door body, of the movable door, and guide insertion holes A for inserting the guide rods B are formed in the step parts; at least two locking bolts are arranged at one end position of the movable door, which is close to the cabinet door body.

Further, a shielding structure for shielding the guide rod A is arranged on the outer side of the cabinet door; the shielding structure comprises a shielding plate, and first magnetic attraction strips are respectively arranged at two ends of the shielding plate; the cabinet door body and the outer side of the protruding part are respectively provided with a second magnetic attraction strip and a third magnetic attraction strip which are in magnetic attraction with the first magnetic attraction strip.

Further, the telescopic support piece comprises two telescopic support units and a screw rod for synchronously driving the two telescopic support units to lift; the telescopic supporting unit comprises mounting seats, two ends of each mounting seat are respectively connected to the end faces of the two U-shaped coamings B, two ends of each mounting seat are respectively hinged with a connecting rod A, the end parts of the connecting rods A are hinged with a hinged support, and the hinged support is hinged with two connecting rods A; the hinged support is provided with a screw nut matched with the screw rod, the screw rod penetrates through the screw nut, and the middle part of the screw rod is provided with an operation part; and the mounting seat is fixed on the end face of the U-shaped coaming B through bolts.

Further, at least three telescopic positioning pieces are further arranged between the two second cabinet bodies, each positioning piece comprises an elastic telescopic rod body, positioning inserting rods are respectively arranged at two ends of each elastic telescopic rod body, and positioning insertion holes for inserting the positioning inserting rods are respectively arranged on the end faces of the opposite ends of the two U-shaped coamings B; the elastic telescopic rod body comprises a square cylinder body, a baffle plate is arranged in the square cylinder body along the vertical direction, and the inside of the square cylinder body is divided into a first cavity and a second cavity through the baffle plate;

the bottom side surface of the first cavity is connected with a movable column which is lifted up and down along the inside of the first cavity through a spring A, and the top of the movable column and the bottom side surface of the square cylinder are respectively provided with the positioning inserted rod; the partition plate is provided with a rectangular opening along the length direction of the partition plate, and a plurality of rectangular openings are respectively arranged at equal intervals on two sides of the rectangular opening; one side of the movable column is provided with a lug penetrating through the rectangular opening and penetrating into the second cavity; the side wall of the square cylinder body positioned at one side of the second cavity is provided with a rectangular through hole A matched with the rectangular opening, and the square cylinder body also comprises an L-shaped backing plate which penetrates through the rectangular through hole A and is inserted into the rectangular opening; the bottom side of the L-shaped backing plate is provided with a convex strip.

Further, a clamping rail assembly is arranged in the power distribution cabinet; the clamping rail assembly comprises clamping rails and clamping rail mounting columns arranged on two opposite inner walls of the power distribution cabinet; the clamping rail mounting column comprises an inner sleeve rod and an outer sleeve which are respectively arranged on the two end plates and are sleeved with each other; one sides of the inner sleeve rod and the outer sleeve are detachably provided with clamping rail mounting seats for mounting clamping rails respectively through bolts.

Further, the inner side wall of the U-shaped coaming A is provided with supporting legs, the bottom ends of the supporting legs are abutted against the end face of the U-shaped coaming B, and the inner side wall of the U-shaped coaming A is also provided with a guide sleeve sleeved on the outer side of the positioning piece; the support leg comprises a telescopic rod with a locking bolt A.

The installation structure of the space-adjustable power distribution cabinet comprises an installation substrate, wherein a supporting structure for supporting the bottom of a second cabinet body is arranged on the installation substrate;

the support structure comprises a plurality of support modules which are arranged in parallel, wherein each support module comprises a support beam which is arranged on a mounting substrate through a support column, slots are respectively formed in the end faces of two ends of the support beam, L-shaped locking blocks are movably inserted into the slots, fixing bolts are arranged on the L-shaped locking blocks along the direction of inserting the slots, and threaded blind holes matched with the fixing bolts are formed in the bottom side faces of the slots; a spring B is arranged in the slot, the end part of the spring B is connected with a movable ring which slides along the inner wall of the slot, and the movable ring is abutted against the end part of the L-shaped locking block; the L-shaped locking block is provided with a through hole for the movable penetration of the fixing bolt;

when the fixing bolt is installed, the screw head of the fixing bolt is abutted against the L-shaped locking block; at least two L-shaped limiting blocks are arranged on the outer side wall of one supporting beam positioned at the edge side; after the power distribution cabinet is installed, the L-shaped locking blocks and the L-shaped limiting blocks are abutted against the outer side wall of the power distribution cabinet.

Further, the device also comprises a supporting structure which is arranged on the mounting substrate and is used for supporting the bottom end of the U-shaped coaming A; the supporting structure comprises at least two supporting units, the supporting units comprise at least one supporting module, the supporting module comprises a connecting rod B, one end of the connecting rod B is hinged to the outer side wall of the U-shaped coaming A, and the other end of the connecting rod B is hinged to a sliding block; the upper surface of the mounting substrate is provided with a guide rail with the length direction vertical to or parallel to the surface of the cabinet door outside the U-shaped coaming A, the sliding block slides along the length direction of the guide rail, and the sliding block is provided with a locking bolt B.

Further, a wire inlet is formed in the end plate of the second cabinet body positioned below, and a plurality of wire inlet structures are arranged at the wire inlet; the end plates positioned at the two sides of the wire inlet are also respectively provided with a rectangular through hole B; the wire inlet structure comprises a wire inlet pipe for a cable to pass through, the wire inlet pipe comprises a branch pipe which movably penetrates through a wire inlet, and the branch pipe is provided with a first mounting lug which is abutted against the end plate and covers rectangular through holes B on two sides; the outer side of the branch pipe is movably sleeved with a mounting sleeve, a mounting lug II matched with the mounting lug I is arranged on the mounting sleeve, and the mounting lug II is connected with the mounting lug I through a bolt component which movably penetrates through the rectangular through hole B; the two ends of the branch pipe are also respectively and rotatably connected with an elbow pipe, the elbow pipe comprises two straight pipes which are arranged in a matching way at an included angle of 60-120 degrees and an arc-shaped pipe which is connected between the two straight pipes, and the straight pipes and the arc-shaped pipe are integrally formed; the mounting substrate right below the wire inlet is provided with a fixing block for fixing the cable, and the fixing block comprises two clamping blocks with V-shaped notches.

The invention has the following beneficial effects:

1. according to the invention, the problem that the size of the internal space of the power distribution cabinet cannot be adjusted temporarily in the prior art is solved through the arrangement of the first cabinet body, the second cabinet body and the cabinet door with the height adapted to the height of the power distribution cabinet and adaptively changed, wherein the height of the cabinet door is hinged at the opening end of the first cabinet body.

2. According to the invention, the telescopic supporting piece is arranged between the two second cabinet bodies, and the two second cabinet bodies which are arranged up and down are connected and supported through the telescopic supporting piece, so that the structural stability of the assembled upper cabinet body and lower cabinet body is improved; meanwhile, gaps formed by the first cabinet body and the second cabinet body are shielded, so that environmental dust and the like are prevented from entering the power distribution cabinet.

3. According to the U-shaped coaming B and the U-shaped coaming B, the guide sleeve sleeved on the outer side of the positioning piece is further arranged on the inner side wall of the U-shaped coaming A, and the guide sleeve and the positioning piece are movably sleeved, so that the U-shaped coaming A and the U-shaped coaming B are conveniently installed and aligned, and the dislocation phenomenon is avoided.

4. According to the invention, through the arrangement of the L-shaped locking block and the L-shaped limiting block, after the whole power distribution cabinet is placed on the supporting structure, the L-shaped locking block and the L-shaped limiting block are utilized to limit and clamp the power distribution cabinet placed on the supporting structure, so that the power distribution cabinet is integrally convenient to install and detach.

Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of a power distribution cabinet structure of the present invention;

fig. 2 is a schematic diagram of a cabinet door structure of the power distribution cabinet of the invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

fig. 4 is a schematic diagram of a second structure of the power distribution cabinet of the present invention;

FIG. 5 is a schematic view of the telescopic support structure of the present invention;

FIG. 6 is a schematic view of a positioning member according to the present invention;

FIG. 7 is a schematic cross-sectional view of a positioning member according to the present invention;

FIG. 8 is an enlarged view of a portion of FIG. 7 at B;

fig. 9 is a schematic diagram III of a power distribution cabinet structure of the invention;

FIG. 10 is a cross-sectional view taken at A-A of FIG. 9;

FIG. 11 is a schematic diagram of an assembled structure of a power distribution cabinet and a mounting structure of the present invention;

FIG. 12 is a schematic view of the mating structure of the slot and the L-shaped locking block of the present invention;

fig. 13 is a schematic diagram of an assembly structure of the power distribution cabinet and the mounting structure of the present invention;

FIG. 14 is a schematic view of the installation state of the wire inlet structure of the present invention;

fig. 15 is a structural schematic view showing the mounting state of the support leg of the present invention.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be understood that the terms "open," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like indicate orientation or positional relationships, merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

Referring to fig. 1, the invention is a space-adjustable power distribution cabinet, which comprises a first cabinet body 1 and two second cabinet bodies 2, wherein the first cabinet body 1 comprises a U-shaped coaming A11; the second cabinet body 2 comprises a U-shaped coaming B21 and an end plate 22 arranged at one end of the U-shaped coaming B21, the two U-shaped coamings B21 are symmetrically arranged at the top and the bottom of the first cabinet body 1 respectively, and the U-shaped coamings A11 are sleeved on the outer side of the U-shaped coamings B21.

During installation, as shown in fig. 4, three telescopic supporting pieces 4 are firstly installed on the end face of a U-shaped coaming B21 located at the bottom, then another U-shaped coaming B21 is installed at the top of the three telescopic supporting pieces 4 in a matched mode, two U-shaped coamings B21 are adjusted to be aligned, then the three telescopic supporting pieces 4 are respectively connected with the U-shaped coamings B21 located at the top, then a U-shaped coamings A11 are installed outside the two U-shaped coamings B21 in a matched mode, and two ends of the U-shaped coamings A11 are controlled to be matched with the two U-shaped coamings B21 respectively.

Meanwhile, an opening end of the first cabinet body 1 is also hinged with a cabinet door 3 with a height adapted to the height of the power distribution cabinet for adaptive change; as shown in fig. 2, the cabinet door 3 comprises a rectangular plate-shaped cabinet door body 30 hinged on a U-shaped coaming a11, and step parts 31 are respectively arranged on inner side walls at two ends of the cabinet door body 30; the both ends of cabinet door body 30 are telescopic respectively and are provided with a rectangular platelike dodge gate 32, and dodge gate 32 is close to cabinet door body 30's one end position and is provided with three lock bolt 325, and during the installation according to the holistic height of switch board and the actual mounted position of first cabinet body 1, adjust two dodge gates 32 respectively downward and ascending degree of stretching out to control lock bolt 325 rotation in corresponding position and lock can.

On the basis of the above, as shown in fig. 2, a protruding part 321 is arranged at one end of the movable door 32 far away from the cabinet door body 30, a plurality of guide rods A322 are arranged on the protruding part 321, and a guide insertion hole A for inserting the guide rods A322 is arranged on the end surface of the cabinet door body 30; the movable door 32 is provided with a plurality of guide rods B323 at one end close to the cabinet door body 30, and the step part 31 is provided with a guide jack A for inserting the guide rods B323; through the mutually matched guide jacks and guide rods arranged in the above, stability in the moving process of the movable door 32 is ensured when the movable door 32 is controlled to move along the direction away from or close to the cabinet door body 30.

As shown in fig. 3, in order to shield the exposed guide rod a322, a shielding structure is further disposed on the outer side of the cabinet door 3, and the shielding structure includes a shielding plate 34 that is attracted between the cabinet door body 30 and the movable door 32 through magnetic attraction;

specifically, as shown in fig. 3, a first magnetic strip 341 may be disposed at two ends of the shielding plate 34, then a second magnetic strip 302 and a third magnetic strip 324 which are opposite to the first magnetic strip 341 are disposed outside the cabinet door body 30 and the protruding portion 321, the shielding plate 34 is installed by using magnetic attraction generated between the magnetic strips, the shielding plate 34 is quickly and conveniently installed and detached in this manner, and meanwhile, a plastic plate with the same color as that of the whole cabinet door 3 may be adopted for the shielding plate 34.

In the present invention, as shown in fig. 5, the telescopic support 4 includes two telescopic support units 40 and a screw 41 for driving the two telescopic support units 40 to be lifted and lowered synchronously; the telescopic supporting unit 40 comprises an installation seat 401 with two ends respectively connected to the end faces of the two U-shaped coamings B21, two ends of the installation seat 401 are respectively hinged with a connecting rod A402, the end part of the connecting rod A402 is hinged with a hinged support 403, and the hinged support 403 is hinged with two connecting rods A402; the hinged support 403 is provided with a screw nut matched with the screw rod 41, the screw rod 41 penetrates through the screw nut, and the middle part of the screw rod 41 is provided with an operation part 42; the mounting seat 401 is fixed on the end face of the U-shaped coaming B21 through bolts; when the telescopic support 4 is required to be controlled to lift, the screw rod 41 is rotated along the operation part 42, and along with the rotation of the screw rod 41, two nuts on the same telescopic support unit 40 move relatively or reversely along the length direction of the screw rod 41; meanwhile, the two middle nuts positioned on the screw rod 41 also synchronously move relatively or oppositely along the length direction of the screw rod 41.

That is, when the two middle nuts located on the screw 41 move in the outer direction along the length direction of the screw 41, the two nuts located on the two sides move in the inner direction along the length direction of the screw 41.

Meanwhile, in the present invention, as shown in fig. 4 and 6-8, in order to facilitate the assembly of two second cabinets 2, three retractable positioning members 5 are installed at the top of one second cabinet 2 located below during the installation, and then the other second cabinet 2 is placed on top of the three positioning members 5 in a matching manner.

As shown in fig. 6, the positioning member 5 includes an elastic telescopic rod 51, two ends of the elastic telescopic rod 51 are respectively provided with a positioning inserting rod 52, and meanwhile, opposite end faces of two U-shaped coamings B21 are respectively provided with positioning insertion holes for inserting the positioning inserting rods 52, so that the positions of two second cabinets 2 are guaranteed to be corresponding when the two second cabinets 2 are installed by utilizing the cooperation of the positioning inserting rods 52 and the positioning insertion holes, and the dislocation of the two second cabinets 2 after the installation is avoided;

meanwhile, when the telescopic locating piece 5 is installed, the height of the locating piece 5 is adjusted according to actual installation requirements, and when the second cabinet 2 positioned at the top is put in, the locating piece 5 is stressed to shrink.

On the basis of the above, as shown in fig. 7, the elastic telescopic rod body 51 of the present invention includes a square cylinder 510, a partition 511 is provided in the square cylinder 510 in a vertical direction, and the inside of the square cylinder 510 is divided into a first cavity and a second cavity by the partition 511; the bottom side surface of the first cavity is connected with a movable column 513 which rises and falls along the inside of the first cavity through a spring A512; the partition 511 is provided with a rectangular opening along the length direction thereof, and a plurality of rectangular openings 515 are respectively arranged at equal intervals on two sides of the rectangular opening; wherein one side of the movable column 513 is provided with a bump 516 penetrating the rectangular opening and penetrating into the second cavity; a rectangular through hole A514 matched with the rectangular opening 515 is arranged on the side wall of the square cylinder 510 positioned at one side of the second cavity, and the square cylinder further comprises an L-shaped pad 517 which penetrates through the rectangular through hole A514 and is inserted into the rectangular opening 515; when the movable support is used, the L-shaped cushion plate 517 is firstly pulled out to enable the spring A512 to be in a natural state, then the L-shaped cushion plate 517 is inserted into the corresponding position of the rectangular through hole A514 according to the requirement of the installation interval of the two actual second cabinet bodies 2, meanwhile, the end part of the L-shaped cushion plate 517 is inserted into the rectangular through hole A514 and then is inserted into the rectangular opening 515, the L-shaped cushion plate 517 is supported by utilizing the rectangular through hole A514 and the rectangular opening 515, when the second cabinet body 2 at the top is put in, the positioning piece 5 is positioned, the spring A512 is contracted at the moment, and then the movable column 513 is controlled to move downwards along the inner part of the first cavity until the protruding block 516 abuts against the upper part of the L-shaped cushion plate 517.

As shown in fig. 8, the bottom side of the L-shaped pad 517 is provided with a protruding strip 518, and by using the arrangement of the protruding strip 518, when the L-shaped pad 517 is inserted into the rectangular through hole a514, the protruding strip 518 abuts against the inner wall of the second cavity, so as to avoid the falling phenomenon of the L-shaped pad 517 from the rectangular through hole a514 in an abnormal state caused by shaking or the like, and the top of the movable column 513 and the bottom side of the square cylinder 510 are respectively provided with a positioning inserting rod 52.

The power distribution cabinet is internally provided with a clamping rail assembly; as shown in fig. 9-10, the clamping rail assembly comprises a clamping rail 6 and clamping rail mounting posts arranged on two opposite inner walls of the power distribution cabinet; the clamping rail mounting column comprises an inner sleeve rod 61 and an outer sleeve 62 which are respectively arranged on the two end plates 22 and are sleeved with each other; one side of the inner sleeve rod 61 and one side of the outer sleeve 62 are respectively detachably provided with a clamping rail mounting seat 63 for mounting the clamping rails 6 through bolts, and the clamping rails 6 are mounted on clamping rail mounting columns with telescopic functions formed by the inner sleeve rod 61 and the outer sleeve 62, so that the number of the clamping rails 6 in the power distribution cabinet and the height difference between the two corresponding clamping rails 6 can be conveniently adjusted according to the mounting intervals of the two second cabinet bodies 2 during actual mounting.

As shown in fig. 15, in order to avoid that when the U-shaped coaming a11 is mounted to the outer side of the U-shaped coaming B21, the U-shaped coaming a11 slides down along the outer wall of the U-shaped coaming B21 under the action of self gravity, support legs 12 with bottom ends abutting against the end faces of the U-shaped coaming B21 are arranged on the inner side walls of the U-shaped coaming a11, and the support legs 12 comprise telescopic rods with locking bolts a; when in installation, the telescopic length of the telescopic rod is adjusted according to the installation interval of the two second cabinets 2; meanwhile, the inner side wall of the U-shaped coaming A11 is further provided with a guide sleeve 13 sleeved on the outer side of the positioning piece 5, and the guide sleeve 13 and the positioning piece 5 are movably sleeved, so that the U-shaped coaming A11 and the U-shaped coaming B21 are conveniently installed and aligned, and the dislocation phenomenon is avoided.

Meanwhile, according to practical application, the invention further provides a mounting structure of the space-adjustable power distribution cabinet, and the power distribution cabinet is mounted by using the mounting structure.

As shown in fig. 11 and 13, the mounting structure comprises a mounting substrate 7, and a supporting structure for supporting the bottom of a second cabinet 2 is arranged on the mounting substrate 7; the support structure comprises three support modules which are arranged in parallel, wherein each support module comprises a support beam 70 which is arranged on an installation substrate 7 through a support post 701, slots 702 are respectively arranged on the end surfaces of the two ends of the support beam 70, L-shaped locking blocks 71 are movably inserted in the slots 702, fixing bolts 711 are arranged on the L-shaped locking blocks 71 along the direction of inserting the slots 702, and threaded blind holes 705 matched with the fixing bolts 711 are formed in the bottom side surfaces of the slots 702; when in installation, the screw head of the fixing bolt 711 is abutted against the L-shaped locking block 71; at least two L-shaped limiting blocks 72 are arranged on the outer side wall of one supporting beam 70 positioned on the edge side; after the power distribution cabinet is installed, the L-shaped locking blocks 71 and the L-shaped limiting blocks 72 are abutted against the outer side wall of the power distribution cabinet; through the setting of above-mentioned L type latch segment 71 and L type stopper 72, realize wholly placing the switch board behind the supporting structure, utilize L type latch segment 71 and L type stopper 72 to carry out spacing and clamp fixing to the switch board of placing above that, make things convenient for the installation dismantlement of switch board on the whole.

As shown in fig. 12, a spring B703 is disposed in the slot 702, and a movable ring 704 sliding along the inner wall of the slot 702 is connected to the end of the spring B703, and the movable ring 704 abuts against the end of the L-shaped locking block 71; the L-shaped locking block 71 is provided with a through hole 712 for the movable penetration of a fixing bolt 711, and the L-shaped locking block 71 is conveniently controlled to be telescopically adjusted along the length direction of the supporting beam 70 through the arrangement of a spring B703, a movable ring 704 and the like.

In the above, in order to better support the U-shaped coaming a11, a support structure for supporting the bottom end of the U-shaped coaming a11 is provided on the mounting substrate 7, the support structure includes two support units, the support unit includes two support modules arranged in a splayed shape, the support modules include a connecting rod B73, one end of the connecting rod B73 is hinged on the outer side wall of the U-shaped coaming a11, and the other end is hinged on a sliding block 74; the upper surface of the mounting substrate 7 is provided with a guide rail 741 with the length direction vertical to or parallel to the surface of the cabinet door 3 outside the U-shaped coaming A11, the sliding block 74 slides along the length direction of the guide rail 741, and the sliding block 74 is provided with a locking bolt B742; in the above, the control slider 74 slides along the length direction of the guide rail 741, so that the angle formed between the link B73 and the upper surface of the mounting board 7 is adjusted, that is, the height of the link B73 in the vertical direction is adjusted.

On the basis of the above, as shown in fig. 14, in order to better arrange the cables entering the power distribution cabinet, a wire inlet 221 is formed on the end plate 22 of the second cabinet body 2 positioned below, and a plurality of wire inlet structures are installed at the wire inlet 221; the end plates 22 positioned at both sides of the wire inlet 221 are also respectively provided with a rectangular through hole B222; the wire inlet structure comprises a wire inlet pipe for a cable to pass through, the wire inlet pipe comprises a branch pipe 8 which movably penetrates through a wire inlet 221, and a mounting lug I81 which is abutted against the end plate 22 and covers rectangular through holes B222 on two sides is arranged on the branch pipe 8; the outer side of the branch pipe 8 is movably sleeved with a mounting sleeve 82, a mounting lug II 83 matched with the mounting lug I81 is arranged on the mounting sleeve 82, and the mounting lug II 83 and the mounting lug I81 are connected through a bolt component 84 which movably penetrates through a rectangular through hole B222; when the device is used, the branch pipe 8 is controlled to penetrate through the wire inlet 221, then the installation sleeve 82 is matched and arranged on one end part of the branch pipe 8 penetrating through the wire inlet 221, the bolt assembly 84 is utilized to movably penetrate through the rectangular through hole B222, the installation lug II 83 and the installation lug I81 to fixedly install the branch pipe 8 at the wire inlet 221, and a control cable penetrates through the branch pipe 8.

Meanwhile, in order to protect the cable and avoid the cable from bending at a larger angle, two ends of the branch pipe 8 are respectively and rotatably connected with an elbow pipe 80, the elbow pipe 80 comprises two straight pipes 801 which are arranged in a matched mode at an included angle of 90 degrees, and an arc-shaped pipe 802 connected between the two straight pipes 801, and the straight pipes 801 and the arc-shaped pipe 802 are integrally formed; the fixed block used for fixing the cable is arranged on the mounting substrate 7 right below the wire inlet 221 and comprises two clamping blocks with V-shaped notches, and the cable entering the inside of the power distribution cabinet is fixed by the fixed block.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.

Claims

1. Switch board with adjustable space, its characterized in that: the device comprises a first cabinet body positioned in the middle and two second cabinet bodies respectively arranged at the top and the bottom of the first cabinet body;

the first cabinet body comprises a U-shaped coaming A;

the second cabinet body comprises a U-shaped coaming B and an end plate arranged at one end of the U-shaped coaming B;

the U-shaped coaming A is sleeved on the outer side of the U-shaped coaming B;

a plurality of telescopic supporting pieces are connected between the two second cabinet bodies;

an opening end of the first cabinet body is also hinged with a cabinet door which is highly adaptive to the height of the power distribution cabinet for adaptively changing;

the cabinet door comprises a rectangular platy cabinet door body hinged on a U-shaped coaming A, and step parts are respectively arranged on the inner side walls of two ends of the cabinet door body;

the cabinet door comprises a cabinet door body, wherein two ends of the cabinet door body are respectively provided with a rectangular plate-shaped movable door in a telescopic mode, one end, far away from the cabinet door body, of the movable door is provided with a protruding part, a plurality of guide rods A are arranged on the protruding part, and guide insertion holes A for inserting the guide rods A are formed in the end face of the cabinet door body;

a plurality of guide rods B are arranged at one end, close to the cabinet door body, of the movable door, and guide insertion holes A for inserting the guide rods B are formed in the step parts;

at least two locking bolts are arranged at one end position of the movable door, which is close to the cabinet door body.

2. The space-adjustable power distribution cabinet according to claim 1, wherein a shielding structure for shielding the guide rod a is further arranged on the outer side of the cabinet door; the shielding structure comprises a shielding plate, and first magnetic attraction strips are respectively arranged at two ends of the shielding plate; the cabinet door body and the outer side of the protruding part are respectively provided with a second magnetic attraction strip and a third magnetic attraction strip which are in magnetic attraction with the first magnetic attraction strip.

3. The space-adjustable power distribution cabinet according to claim 1, wherein the telescopic support comprises two telescopic support units and a screw rod for synchronously driving the two telescopic support units to lift;

the telescopic supporting unit comprises mounting seats, two ends of each mounting seat are respectively connected to the end faces of the two U-shaped coamings B, two ends of each mounting seat are respectively hinged with a connecting rod A, the end parts of the connecting rods A are hinged with a hinged support, and the hinged support is hinged with two connecting rods A;

the hinged support is provided with a screw nut matched with the screw rod, the screw rod penetrates through the screw nut, and the middle part of the screw rod is provided with an operation part;

and the mounting seat is fixed on the end face of the U-shaped coaming B through bolts.

4. A space-adjustable power distribution cabinet according to any one of claims 1-3, wherein at least three telescopic positioning pieces are further arranged between the two second cabinet bodies, each positioning piece comprises an elastic telescopic rod body, two ends of each elastic telescopic rod body are respectively provided with a positioning inserting rod, and two opposite end faces of the two U-shaped coamings B are respectively provided with a positioning inserting hole for inserting the positioning inserting rod;

the elastic telescopic rod body comprises a square cylinder body, a baffle plate is arranged in the square cylinder body along the vertical direction, and the inside of the square cylinder body is divided into a first cavity and a second cavity through the baffle plate;

the bottom side surface of the first cavity is connected with a movable column which is lifted up and down along the inside of the first cavity through a spring A, and the top of the movable column and the bottom side surface of the square cylinder are respectively provided with the positioning inserted rod;

the partition plate is provided with a rectangular opening along the length direction of the partition plate, and a plurality of rectangular openings are respectively arranged at equal intervals on two sides of the rectangular opening;

one side of the movable column is provided with a lug penetrating through the rectangular opening and penetrating into the second cavity;

the side wall of the square cylinder body positioned at one side of the second cavity is provided with a rectangular through hole A matched with the rectangular opening, and the square cylinder body also comprises an L-shaped backing plate which penetrates through the rectangular through hole A and is inserted into the rectangular opening;

the bottom side of the L-shaped backing plate is provided with a convex strip.

5. The space-adjustable power distribution cabinet according to claim 4, wherein a clamping rail assembly is further arranged inside the power distribution cabinet;

the clamping rail assembly comprises clamping rails and clamping rail mounting columns arranged on two opposite inner walls of the power distribution cabinet;

the clamping rail mounting column comprises an inner sleeve rod and an outer sleeve which are respectively arranged on the two end plates and are sleeved with each other;

one sides of the inner sleeve rod and the outer sleeve are detachably provided with clamping rail mounting seats for mounting clamping rails respectively through bolts.

6. The space-adjustable power distribution cabinet according to claim 5, wherein the inner side wall of the U-shaped coaming A is provided with supporting legs, the bottom ends of the supporting legs are abutted against the end face of the U-shaped coaming B, and the inner side wall of the U-shaped coaming A is also provided with a guide sleeve sleeved on the outer side of the positioning piece;

the support leg comprises a telescopic rod with a locking bolt A.

7. The installation structure of the space-adjustable power distribution cabinet is characterized by comprising an installation substrate, wherein a supporting structure for supporting the bottom of a second cabinet body is arranged on the installation substrate;

the support structure comprises a plurality of support modules which are arranged in parallel, wherein each support module comprises a support beam which is arranged on a mounting substrate through a support column, slots are respectively formed in the end faces of two ends of the support beam, L-shaped locking blocks are movably inserted into the slots, fixing bolts are arranged on the L-shaped locking blocks along the direction of inserting the slots, and threaded blind holes matched with the fixing bolts are formed in the bottom side faces of the slots;

a spring B is arranged in the slot, the end part of the spring B is connected with a movable ring which slides along the inner wall of the slot, and the movable ring is abutted against the end part of the L-shaped locking block;

the L-shaped locking block is provided with a through hole for the movable penetration of the fixing bolt;

when the fixing bolt is installed, the screw head of the fixing bolt is abutted against the L-shaped locking block;

at least two L-shaped limiting blocks are arranged on the outer side wall of one supporting beam positioned at the edge side;

after the power distribution cabinet is installed, the L-shaped locking blocks and the L-shaped limiting blocks are abutted against the outer side wall of the power distribution cabinet.

8. The mounting structure of the space-adjustable power distribution cabinet according to claim 7, further comprising a supporting structure arranged on the mounting substrate and used for supporting the bottom end of the U-shaped coaming A;

the supporting structure comprises at least two supporting units, the supporting units comprise at least one supporting module, the supporting module comprises a connecting rod B, one end of the connecting rod B is hinged to the outer side wall of the U-shaped coaming A, and the other end of the connecting rod B is hinged to a sliding block;

the upper surface of the mounting substrate is provided with a guide rail with the length direction vertical to or parallel to the surface of the cabinet door outside the U-shaped coaming A, the sliding block slides along the length direction of the guide rail, and the sliding block is provided with a locking bolt B.

9. The installation structure of the space-adjustable power distribution cabinet according to claim 1, wherein a wire inlet is formed in an end plate of the second cabinet body positioned below, and a plurality of wire inlet structures are installed at the wire inlet;

the end plates positioned at the two sides of the wire inlet are also respectively provided with a rectangular through hole B; the wire inlet structure comprises a wire inlet pipe for a cable to pass through, the wire inlet pipe comprises a branch pipe which movably penetrates through a wire inlet, and the branch pipe is provided with a first mounting lug which is abutted against the end plate and covers rectangular through holes B on two sides; the outer side of the branch pipe is movably sleeved with a mounting sleeve, a mounting lug II matched with the mounting lug I is arranged on the mounting sleeve, and the mounting lug II is connected with the mounting lug I through a bolt component which movably penetrates through the rectangular through hole B;

the two ends of the branch pipe are also respectively and rotatably connected with an elbow pipe, the elbow pipe comprises two straight pipes which are arranged in a matching way at an included angle of 60-120 degrees and an arc-shaped pipe which is connected between the two straight pipes, and the straight pipes and the arc-shaped pipe are integrally formed;

the mounting substrate right below the wire inlet is provided with a fixing block for fixing the cable, and the fixing block comprises two clamping blocks with V-shaped notches.