CN112769044B - Power distribution cabinet for power engineering and installation method thereof - Google Patents

Abstract

The utility model relates to an electric power engineering switch board and installation method thereof, it includes the cabinet body that one side has the cabinet door, the internal carriage that slides along cabinet body depth direction of following of cabinet is provided with to the cabinet, the carriage is provided with the multirow along vertical direction in the cabinet body, can dismantle on the carriage and be provided with the mounting panel that is used for installing electrical components, be provided with the connecting device who is used for connecting the mounting panel on the carriage, one side that is close to the cabinet door on the cabinet body is provided with and is used for connecting and orders about the gliding drive arrangement of mounting panel along vertical direction. When the maintainer overhauls power components and parts in the power distribution cabinet, the mounting panel that the part place that will overhaul power components and parts is pulled out from the cabinet body, makes the mounting panel on the carriage that is pulled out at the height that suitable installation of maintainer was maintained from cabinet body opening part oscilaltion again, and this application has the work of convenient maintainer, overhauls the convenient effect of debugging.

Description

Power distribution cabinet for power engineering and installation method thereof

Technical Field

The application relates to the technical field of power engineering installation, in particular to a power distribution cabinet for power engineering and an installation method thereof.

Background

The distribution cabinet is a final-stage device of a distribution system. The power distribution cabinet is a general name of a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops; the motor control center is used for occasions with concentrated loads and more loops. They distribute the power of a certain circuit of the upper-level distribution equipment to the nearby loads. This level of equipment should provide protection, monitoring and control of the load.

Chinese patent with publication number CN207381783U discloses a distribution box, which comprises a box body, a box door mounted on the side end of the box body, a mounting rack mounted on the back of the box body, a hanging plate mounted in the box body, a wire arranging device, a bracket and a plurality of supporting frames; the box body is provided with a sealing frame, a wire inlet and a sealing ring, the sealing frame is arranged at the opening, and the wire inlet and the sealing ring are located at the bottom end of the box body. The electric switch elements with different models can be installed through the hanging plate, the bracket and the supporting frame.

With respect to the related art among the above, there are the following drawbacks: because of vertical installation has multirow electrical components in the switch board, need the pad foot to ascend a height even with the help of the thing when maintenance personal overhauls each layer electrical components on the switch board and just can overhaul higher switch board upper strata component, and also have long-time phenomenon of bowing when overhauing lower floor's electrical components in the switch board, cause maintenance personal psoatic strain easily, have the multiple inconvenient condition of overhauing.

Disclosure of Invention

In order to conveniently maintain the power distribution cabinet by maintainers, the application provides the power distribution cabinet for the power engineering and the installation method thereof.

In a first aspect, the present application provides a power distribution cabinet for power engineering, which adopts the following technical scheme:

a power distribution cabinet for electric power engineering comprises a cabinet body with cabinet doors on one side, wherein a sliding frame is arranged in the cabinet body in a sliding mode along the depth direction of the cabinet body, multiple rows of sliding frames are arranged in the cabinet body along the vertical direction, a mounting plate for mounting electric elements is detachably arranged on the sliding frame, a connecting device for connecting the mounting plate is arranged on the sliding frame, and a first driving device for connecting and driving the mounting plate to slide along the vertical direction is arranged on one side, close to the cabinet doors, of the cabinet body; the first driving device comprises a conveying belt, a placing plate and a first driving motor, the conveying belt is arranged on the inner side wall of the cabinet body along the vertical direction, the axis of a transmission shaft of the conveying belt is parallel to the depth direction of the cabinet body, the placing plate is fixedly arranged on the conveying belt, a plurality of placing plates are arranged at intervals along the circumferential direction of the conveying belt, the conveying belt is symmetrically arranged on the inner side walls of two sides of the cabinet body, and the first driving motor is in transmission connection with the two conveying belts; the connecting device comprises a connecting seat and a bolt, the connecting seat is movably arranged on the sliding frame, the mounting plate is connected onto the connecting seat, a first perforation matched with the bolt is horizontally formed in the side wall of the sliding frame, a first inserting hole matched with the first perforation is formed in the side wall of the connecting seat, a baffle is fixedly connected to the edge of the top wall of the placing plate, which is close to the cabinet door, perpendicularly, a second perforation matched with the bolt is formed in the baffle along the depth direction of the cabinet body, and a second inserting hole matched with the second perforation is formed in the side wall, which is close to the cabinet door, of the connecting seat.

By adopting the technical scheme, when a maintainer overhauls electric power components in the electric power distribution cabinet, firstly opening the cabinet door, then gradually pulling out the sliding frame of the mounting plate where the part of the electric power components to be overhauled in the cabinet body from the cabinet body to the opening of the cabinet body, after the pulled-out mounting plate is staggered with other mounting plates and electric elements below, the maintainer further pulls out the plug pin between the connecting seat and the sliding frame to unlock the connection relation between the connecting seat and the sliding frame, then the plug pin is aligned and inserted into the second through hole on the upper baffle of the placing plate and the second inserting hole on the connecting seat to complete the change of the connection relation between the sliding frame and the placing plate, then starting the first driving device on the cabinet body to drive the mounting plate on the pulled-out sliding frame to ascend and descend up and down at the opening of the cabinet body to the height suitable for installation and maintenance of the maintainer, thereby facilitating the work of the maintainer, the maintenance and debugging are convenient.

Optionally, the mounting plate is rotatably connected with the connecting seat, a rotation axis of the mounting plate on the connecting seat is parallel to the length direction of the cabinet body, and the connecting seat is provided with a limiting part for limiting the rotation of the mounting plate.

Through adopting above-mentioned technical scheme, when the maintainer overhauld electrical components on the mounting panel, can untie the locating part earlier, rotate the mounting panel to the level again, make electrical components upwards, rethread locating part is fixed the mounting panel angle, can make the maintainer overhaul electrical components on the mounting panel that the level was put, further improves and overhauls the convenience.

It is optional, the locating part is spacing bolt, the fixed friction plate that is provided with in edge that the mounting panel is close to the connecting seat, waist shape hole has been seted up on the friction plate, the central line axis in waist shape hole and the rotation axis collineation of mounting panel on the connecting seat, the rigid coupling has the otic placode on the connecting seat, the through-hole has been seted up on the otic placode, spacing bolt passes through-hole and waist shape hole in proper order to threaded connection has stop nut, the stop nut butt is kept away from on the face of otic placode at the friction plate.

Through adopting above-mentioned technical scheme, when rotating between restriction mounting panel and connecting seat, will realize passing in the through-hole of otic placode on the connecting seat for the implementation to pass the waist shape hole that the mounting panel is convenient for, reuse stop nut is on stop bolt in waist shape hole one side threaded connection, presss from both sides tight otic placode and friction plate in stop nut through stop bolt, makes mounting panel and connecting seat fixed convenient operation.

Optionally, be provided with on the cabinet body and be used for ordering about the gliding second drive arrangement of carriage, second drive arrangement includes lead screw, threaded sleeve and second driving motor, the lead screw sets up at the cabinet internally along the carriage slip direction, the both ends and the cabinet body of lead screw rotate to be connected, the fixed setting of second driving motor is on the cabinet body, the threaded sleeve rigid coupling is on the carriage, threaded sleeve and lead screw threaded connection.

Through adopting above-mentioned technical scheme, when the maintainer need outwards release the carriage from the cabinet body, start second driving motor, second driving motor drives the lead screw and rotates, through screw drive between lead screw and threaded sleeve, can make the carriage automatically sliding in the cabinet body, laborsaving convenience.

Optionally, the fixed wire pole that is provided with along cabinet body length direction on the carriage, the wire pole is provided with two side by side along vertical direction, two leave the clearance that supplies the wire to pass between the wire pole, be provided with the take-up that is used for the rolling wire on the interior diapire of the cabinet body.

By adopting the technical scheme, when the mounting plate vertically ascends and descends at the opening of the cabinet body, the wires of the electrical elements on the mounting plate penetrate through the gap between the two wire rods and slide on the wire rods, so that the wires are arranged neatly in the ascending and descending process of the mounting plate, and after the mounting plate is reset, the wires are automatically wound under the action of the wire winding device, and the inside of the cabinet body is kept tidy and neat.

Optionally, the winding device comprises a support, a bobbin and an elastic piece, the support is fixedly arranged on the inner bottom wall of the cabinet body, two ends of the bobbin are rotatably arranged on the support, wire holes for the wires to pass through are formed in the bobbin along the axial direction of the bobbin, an opening communicated with the wire holes is formed in the side wall of the bobbin, the elastic piece is arranged on the support, and the elastic piece is used for driving the bobbin to rotate in a single direction.

Through adopting above-mentioned technical scheme, the elastic component orders about the bobbin and keeps unidirectional rotation, makes the bobbin keep with the electric wire winding on the bobbin state, keeps the electric wire straight, improves the arrangement orderliness of the internal electric wire of cabinet to save artifical arrangement electric wire, convenient to use.

In a second aspect, the present application provides a power distribution cabinet installation method for power engineering, which adopts the following technical scheme:

a method for installing a power distribution cabinet in power engineering comprises the following steps:

s1, surveying the use environment of the power distribution cabinet in advance, determining the installation position of the power distribution cabinet, and determining the size of the cabinet body of the power distribution cabinet according to the installation environment of the power distribution cabinet and the use of the power distribution cabinet;

s2, assembling a power distribution cabinet, and mounting electrical components on the mounting plate;

s3, cleaning the ground, and making the ground into an insulating terrace to naturally maintain and form the insulating terrace;

and S4, installing the power distribution cabinet, moving the power distribution cabinet to a specified position, and installing the power distribution cabinet on the ground.

Through adopting above-mentioned technical scheme, before installing the switch board, carry out reconnaissance to service environment earlier, ensure that the switch board can install smoothly to do insulating terrace subaerial, ground circular telegram causes the step-by-step condition of electrocuting around to pedestrian when effectively preventing the switch board electric leakage around, improve switch board security performance.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when an overhaul personnel overhauls the electric power components in the electric power distribution cabinet, the mounting plate where the part of the electric power components to be overhauled is pulled out of the cabinet body, and then the mounting plate on the pulled sliding frame is lifted up and down at the opening of the cabinet body to the height suitable for the overhaul and maintenance of the overhaul personnel, so that the overhaul personnel can conveniently work and overhaul and debug;

2. when the maintenance personnel maintain the electrical components on the mounting plate, the limiting part can be unfastened firstly, then the mounting plate is rotated to be horizontal, the electrical components are enabled to be upward, and then the angle of the mounting plate is fixed through the limiting part, so that the maintenance personnel can maintain the electrical components on the horizontally arranged mounting plate, and the maintenance convenience is further improved;

3. before the installation switch board, carry out the reconnaissance to service environment earlier, ensure that the switch board can install smoothly to do insulating terrace subaerial, ground circular telegram causes the step-type condition of electrocuting around to pedestrian when effectively preventing the switch board electric leakage around the switch board, improve switch board security performance.

Drawings

Fig. 1 is an overall structure schematic diagram of a power distribution cabinet according to an embodiment of the present application.

Fig. 2 is a schematic view of a connection structure of a mounting plate and a sliding frame of a power distribution cabinet according to an embodiment of the present application.

Fig. 3 is a schematic partial sectional structural view of a cabinet body at a first view angle of a power distribution cabinet according to an embodiment of the present application.

Fig. 4 is a partially enlarged schematic view of a portion a in fig. 3.

Fig. 5 is a schematic partial sectional structure view of a cabinet body at a second view angle of the power distribution cabinet according to an embodiment of the present application.

Fig. 6 is a partially enlarged schematic view of a portion B in fig. 5.

Fig. 7 is a schematic partial sectional structural view of a cabinet body at a third view angle of a power distribution cabinet according to an embodiment of the present application.

Fig. 8 is an exploded structure schematic diagram of a wire take-up device of a power distribution cabinet according to an embodiment of the present application.

Description of reference numerals: 1. a cabinet body; 11. a cabinet door; 2. a carriage; 3. mounting a plate; 4. a connecting device; 41. a connecting seat; 411. a limit bolt; 412. a friction plate; 413. a waist-shaped hole; 414. an ear plate; 415. a through hole; 416. a limit nut; 42. a bolt; 43. a first perforation; 44. a first plug hole; 45. a second perforation; 46. a second plug hole; 5. a first driving device; 51. a conveyor belt; 52. placing the plate; 521. a baffle plate; 53. A first drive motor; 6. a second driving device; 61. a screw rod; 62. a threaded sleeve; 63. a second drive motor; 7. a wire guide rod; 8. a take-up device; 81. a support; 82. a bobbin; 83. an elastic member; 84. a wire outlet hole; 85. and (4) opening.

Detailed Description

The present application is described in further detail below with reference to figures 1-8.

The embodiment of the application discloses power engineering switch board. Referring to fig. 1 and 2, the electrical distribution cabinet comprises a cabinet body 1, a plurality of rows of sliding frames 2 juxtaposed in a vertical direction inside the cabinet body 1, and a mounting plate 3 on the sliding frames 2 for mounting of electrical components. The cabinet body 1 is hollow, one side of the cabinet body is provided with an inlet 1, and one side of the inlet 1 is hinged with a cabinet door 11. The cabinet body 1 is located and installs the track along cabinet body 1 degree of depth direction on the inner wall of entry both sides, and carriage 2 slides and installs on the track. The mounting panel 3 is parallel with 1 diapire of the cabinet body, rotates respectively at the both ends of 3 horizontal directions of mounting panel and is connected with connecting seat 41, and connecting seat 41 demountable installation is on the frame that slides. A first driving device 5 for vertically lifting the mounting plate 3 is installed at a position of the cabinet body 1 close to the entrance.

Referring to fig. 1 and 2, the sliding frame 2 and the mounting plate 3 are detachably mounted by a connecting device 4, and the connecting device 4 comprises a connecting seat 41 arranged on two sides of the mounting plate 3, and the connecting seat 41 and a bolt 42 used for connecting the sliding frame 2. A first inserting hole 44 is vertically formed in the vertical side wall of the connecting seat 41 far away from the mounting plate 3, and a first through hole 43 matched with the first inserting hole 44 in shape horizontally penetrates through the side wall of the sliding frame 2. The cross-sectional shape of the latch 42 is polygonal, in this embodiment, the cross-sectional shape of the latch 42 is square, and the cross-sectional shapes of the first through hole 43 and the first insertion hole 44 are identical to the shape of the latch 42.

Referring to fig. 3 and 4, in the present embodiment, the first driving device 5 includes a conveying belt 51, a placing plate 52, and a first driving motor 53. The conveyer belt 51 adopts chain conveyor belt 51, and it is including rotating the sprocket of installing on the lateral wall of the cabinet body 1, and the sprocket respectively is equipped with one in the top and the bottom of the cabinet body 1 along vertical direction, winds on two sprockets and is equipped with the chain. The axis of the chain wheel is parallel to the depth direction of the entrance of the cabinet body 1, and the placing plate 52 is fixedly connected on the chain link on the chain in a bolt fixing connection mode. The placing plate 52 is provided with a plurality of pieces at intervals along the circumferential direction of the chain. The two groups of conveyer belts 51 are arranged on the cabinet body 1, and the two groups of conveyer belts 51 are symmetrically arranged on two sides of the inlet of the cabinet body 1, so that the placing plates 52 on the two groups of conveyer belts 51 facing the inlet of the cabinet body 1 are in one-to-one correspondence in height. By driving the two conveyor belts 51 to rotate synchronously and reversely, the placing plate 52 in the inlet of the cabinet 1 is lifted or lowered synchronously. The first driving motor 53 adopts a servo motor, the output shaft of the first driving motor 53 is coaxially connected with a transmission rod, two driving bevel gears are arranged on the transmission rod at intervals, the two groups of conveying belts 51 are respectively and coaxially connected with driven bevel gears on the same side of the chain wheel, the two driving bevel gears are in one-to-one correspondence with and meshed with the driven bevel gears on the two chain wheels, and the transmission directions of the two groups of driving bevel gears and the driven bevel gears are opposite.

Referring to fig. 1 and 2, in order to prevent the connecting base 41 from sliding off the placing plate 52 and to stably connect the connecting base 41 and the placing plate 52, a baffle plate 521 is vertically folded upwards at an edge of the placing plate 52 close to the entrance of the cabinet 1, a second through hole 45 having a cross-sectional shape identical to that of the latch 42 is formed in the baffle plate 521, and a second inserting hole 46 corresponding to the second through hole 45 is formed in a vertical side wall of the connecting base 41 close to the baffle plate 521. After the maintainer unlocks the bolt 42 for connecting the connecting seat 41 and the sliding frame 2, the bolt 42 can be inserted into the baffle 521 and the connecting seat 41, the placing plate 52 is connected with the connecting seat 41, and the stability of the connecting seat 41 and the mounting plate 3 is improved in the lifting process of the mounting plate 3.

Referring to fig. 1 and 2, the mounting plate 3 can be rotated to the horizontal on the connecting base 41, and a stopper is provided on the connecting base 41 to restrict the rotation of the mounting plate 3. In this embodiment, the limiting member is a limiting bolt 411, the mounting plate 3 is vertically turned over with a friction plate 412 at two sides of the front panel for mounting the electrical component near the edge of the connecting seat 41, an ear plate 414 parallel to the friction plate 412 is welded and fixed on the connecting seat 41, an arc-shaped waist-shaped hole 413 taking the rotation center line of the mounting plate 3 as the center is formed in the friction plate 412, and a through hole 415 aligned with the waist-shaped hole 413 is formed through the ear plate 414. The limit bolt 411 passes through the through hole 415 on the ear plate 414 and the waist-shaped hole 413 on the friction plate 412, and is screwed on the limit bolt 411 by using the limit nut 416, and the limit bolt 411 and the limit nut 416 are mutually closed, so that the friction plate 412 is fixed on the ear plate 414 by friction force.

Referring to fig. 5 and 6, a second driving device 6 capable of driving the sliding frame 2 to slide is further disposed in the cabinet 1, and the second driving device 6 includes a screw 61, a threaded sleeve 62, and a second driving motor 63. The screw rod 61 is arranged in parallel to the length direction of the track in the cabinet body 1, and two ends of the screw rod 61 are rotatably connected with the cabinet body 1. The threaded sleeve 62 is welded and fixed on the sliding frame 2, and the threaded sleeve is in threaded sleeve connection with the screw rod 61. The second driving motor 63 is a servo motor, the second driving motor 63 is fixedly mounted on the back of the cabinet body 1 through a bolt, and an output shaft of the second driving motor passes through the back of the cabinet body 1 and is coaxially connected with the screw rod 61.

Referring to fig. 5 and 6, in order to keep the wiring of the connections of the electrical components on the mounting plate 3 neat during the sliding movement of the carriage 2, two wire guides 7 are arranged side by side at the top of the carriage 2 near the mounting plate 3, both wire guides 7 are parallel to the rotation center line of the mounting plate 3, and a wire through which a power supply line passes is left between the two wire guides 7 in the vertical direction.

Referring to fig. 7 and 8, in order to keep the electric wire straight, a wire take-up device 8 is further arranged on the inner bottom wall of the cabinet body 1. The wire rewinding device 8 comprises a bracket 81 and a winding drum 82, the bracket 81 is welded and fixed on the inner bottom wall of the cabinet body 1, the winding drum 82 is rotatably installed on the bracket 81, and the rotating axis of the winding drum is parallel to the inner bottom wall of the cabinet body 1. The middle part of the bobbin 82 is hollow, two ends of the bobbin 82 coaxially penetrate through the outlet hole 84, and the side wall of the bobbin 82 is provided with an opening 85 communicated with the inside of the bobbin 82. When the electrical components are installed, the wires are inserted into the bobbin 82 from the upper opening 85 of the bobbin 82 and then are passed out from the wire outlet hole 84 at one end of the bobbin 82, so as to install the wires. In order to drive the winding reel 82 to rotate unidirectionally to wind the electric wire, the bracket 81 is provided with an elastic member 83, in this embodiment, the elastic member 83 is a coil spring, one end of the coil spring is rotatably connected with the winding reel 82, and the other end of the coil spring is fixedly connected to the bracket 81. When the wire is fully wound on the bobbin 82, the coil spring remains loose.

The implementation principle of the power distribution cabinet in the embodiment of the application is as follows: when the maintainer overhauls the electric power components in the power distribution cabinet, open the cabinet door 11 earlier, pull out the carriage 2 of the mounting panel 3 that needs the part of overhauing the electric power components in the cabinet body 1 from the cabinet body 1 to the cabinet body 1 opening 85. After the mounting plate 3 to which the sliding frame 2 is moved out is staggered with the rest of the mounting plates 3 and the electrical components below, and the connecting seats 41 on the two sides of the mounting plate 3 slide on the placing plate 52 on the conveying belt 51, the bolt 42 connected between the sliding frame 2 and the connecting seats 41 is pulled out, and then the baffle 521 on the placing plate 52 and the connecting seats 41 are inserted. The first driving motor 53 on the cabinet body 1 is restarted to order about the conveyer belt 51 to rotate, and drives the connecting seat 41 and the mounting plate 3 to ascend and descend at the opening 85 of the cabinet body 1, and the height of the mounting plate 3 to be lifted to the suitable installation and maintenance height of the maintainer is convenient for the maintainer to work, and the overhaul and the debugging are convenient.

The embodiment of the application also discloses an installation method of the power distribution cabinet in the power engineering. The method comprises the following steps:

s1, pre-surveying the service environment of the power distribution cabinet, and determining the installation position of the power distribution cabinet. And the size of the cabinet body 1 of the distribution box is determined according to the installation environment and the application of the distribution box.

And S2, assembling the power distribution cabinet, and installing and connecting the electric wires and the electric appliance elements in the power distribution cabinet.

And S3, cleaning the ground sundries at the installation position of the power distribution cabinet. And adding a template at the periphery of the installation area of the power distribution cabinet, and paving an insulating terrace material. After the insulating terrace is paved, a barrier is additionally arranged outside the installation area of the power distribution cabinet to prevent pedestrians from walking, so that the insulating terrace is naturally maintained and molded;

and S4, installing a power distribution cabinet, connecting the power distribution cabinet by using lifting appliances such as a gantry crane or a crane, lifting the power distribution cabinet and moving the power distribution cabinet to a specified position, and then placing the power distribution cabinet on an insulating terrace.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (7)

1. The utility model provides an electric power engineering switch board, includes that one side has cabinet body (1) of cabinet door (11), its characterized in that: a sliding frame (2) is arranged in the cabinet body (1) in a sliding manner along the depth direction of the cabinet body (1), a plurality of rows of sliding frames (2) are arranged in the cabinet body (1) along the vertical direction, a mounting plate (3) for mounting electrical elements is detachably arranged on each sliding frame (2), a connecting device (4) for connecting the mounting plates (3) is arranged on each sliding frame (2), and a first driving device (5) for connecting and driving the mounting plates (3) to slide along the vertical direction is arranged on one side, close to the cabinet door (11), of the cabinet body (1);

the first driving device (5) comprises a conveying belt (51), a placing plate (52) and a first driving motor (53), the conveying belt (51) is arranged on the inner side wall of the cabinet body (1) along the vertical direction, the axis of a transmission shaft of the conveying belt (51) is parallel to the depth direction of the cabinet body (1), the placing plate (52) is fixedly arranged on the conveying belt (51), a plurality of placing plates (52) are arranged at intervals along the circumferential direction of the conveying belt (51), the conveying belts (51) are symmetrically arranged on the inner side walls on two sides of the cabinet body (1), and the first driving motor (53) is in transmission connection with the two conveying belts (51);

connecting device (4) include connecting seat (41) and bolt (42), connecting seat (41) activity sets up on carriage (2), mounting panel (3) are connected on connecting seat (41), first perforation (43) with bolt (42) adaptation are seted up to the level on the lateral wall on carriage (2), set up on the lateral wall of connecting seat (41) with first spliced eye (44) of perforation (43) adaptation, the perpendicular rigid coupling in edge that is close to cabinet door (11) on the roof of placing board (52) has baffle (521), set up second perforation (45) with bolt (42) adaptation along cabinet body (1) degree of depth direction on baffle (521), set up on the lateral wall that connecting seat (41) are close to cabinet door (11) second spliced eye (46) with second perforation (45) adaptation.

2. The electrical power engineering switch board of claim 1, characterized in that: the mounting plate (3) is rotatably connected with the connecting seat (41), the rotating axis of the mounting plate (3) on the connecting seat (41) is parallel to the length direction of the cabinet body (1), and a limiting part for limiting the rotation of the mounting plate (3) is arranged on the connecting seat (41).

3. The electrical power engineering switch board of claim 2, characterized in that: the locating part is limit bolt (411), the edge fixation that mounting panel (3) are close to connecting seat (41) is provided with friction plate (412), waist shape hole (413) have been seted up on friction plate (412), the central line axis in waist shape hole (413) and the axis of rotation collineation of mounting panel (3) on connecting seat (41), the rigid coupling has otic placode (414) on connecting seat (41), through-hole (415) have been seted up on otic placode (414), limit bolt (411) pass through-hole (415) and waist shape hole (413) in proper order to threaded connection has stop nut (416), stop nut (416) butt is kept away from on the face of otic placode (414) at friction plate (412).

4. The electrical power engineering switch board of claim 1, characterized in that: be provided with on the cabinet body (1) and be used for driving about gliding second drive arrangement (6) of carriage (2), second drive arrangement (6) include lead screw (61), threaded sleeve (62) and second driving motor (63), carriage (2) slip direction setting is followed in the cabinet body (1) in lead screw (61), the both ends and the cabinet body (1) of lead screw (61) rotate to be connected, second driving motor (63) are fixed to be set up on the cabinet body (1), threaded sleeve (62) rigid coupling is on carriage (2), threaded sleeve (62) and lead screw (61) threaded connection.

5. The electrical power engineering switch board of claim 1, characterized in that: fixed being provided with guide wire pole (7) along the cabinet body (1) length direction on carriage (2), guide wire pole (7) are provided with two, two side by side along vertical direction leave the clearance that supplies the wire to pass between guide wire pole (7), be provided with take-up (8) that are used for the rolling wire on the interior diapire of the cabinet body (1).

6. The electrical power engineering switch board of claim 5, characterized in that: take-up (8) include support (81), bobbin (82) and elastic component (83), support (81) are fixed to be set up on the interior diapire of the cabinet body (1), the both ends of bobbin (82) are rotated and are set up on support (81), be provided with wire hole (84) that supply the wire to pass along self axial on bobbin (82), set up opening (85) with wire hole (84) intercommunication on the lateral wall of bobbin (82), elastic component (83) set up on support (81), elastic component (83) are used for ordering about bobbin (82) unidirectional rotation.

7. An installation method of a power distribution cabinet for power engineering, comprising the power distribution cabinet for power engineering of any one of claims 1 to 6, characterized by comprising the following steps:

s1, surveying the use environment of the power distribution cabinet in advance, determining the installation position of the power distribution cabinet, and determining the size of a cabinet body (1) of the power distribution cabinet according to the installation environment and the use of the power distribution cabinet;

s2, assembling a power distribution cabinet, and mounting electrical components on the mounting plate (3);

s3, cleaning the ground, and making the ground into an insulating terrace to naturally maintain and form the insulating terrace;

and S4, installing the power distribution cabinet, moving the power distribution cabinet to a specified position, and installing the power distribution cabinet on the ground.

Images