CN114421315A

CN114421315A - Switch board and switch board group

Info

Publication number: CN114421315A
Application number: CN202210117612.3A
Authority: CN
Inventors: 朱琳
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-02-08
Filing date: 2022-02-08
Publication date: 2022-04-29

Abstract

The invention discloses a power distribution cabinet and a power distribution cabinet group, which belong to the technical field of power distribution cabinets and comprise a power distribution cabinet body, wherein the inner cavity of the power distribution cabinet body is movably connected with a plurality of drawer type electric boxes through a sliding seat, and the rear sides of the drawer type electric boxes are movably connected with wiring terminals. According to the invention, under the condition that the meshing rod and the supporting block are not limited by the rear-side terminal protection mechanism, the meshing rod can drive the pressing rod to rotate around the terminal limiting rod through the rear-side transmission sleeve under the elastic force expansion reset action of the elastic sheet on one side, the pressing rod can enable the front-end conical part to be clamped and connected with the drawer type elevator cage moving to the tail end and the tail end of the cable terminal under the rotating action of the pressing rod after surrounding the transmission sleeve, the meshing rods oppositely arranged on two sides can realize staggered meshing and fixing on the cable at the front part of the wiring terminal under the meshing action of the front-end conical part, the phenomenon that the wiring cable is clamped and unhooked with the wiring terminal due to external impact shaking is effectively avoided, and the assembly stability is effectively improved.

Description

Switch board and switch board group

Technical Field

The invention belongs to the technical field of power distribution cabinets, and particularly relates to a power distribution cabinet and a power distribution cabinet group.

Background

In the electric power system, in order to control and record electric quantity information, a power distribution cabinet is required to be used for assembly monitoring at the tail end of a circuit system, and the power distribution cabinet is divided into a power distribution cabinet, a lighting power distribution cabinet and a metering cabinet, and is final-stage equipment of the power distribution system. The power distribution cabinet is a general name of a motor control center. The switch board uses in the occasion that the load is more dispersed, the return circuit is less, and the switch board is because inside circuit component is more, need carry out binding post at cable junction department and carry out preassembleing to improve follow-up maintenance ability.

Chinese patent document CN112448299A discloses switch board and switch board group, concretely relates to switch board field, including the disc base and the switch board body, the switch board body is located disc base top, disc base center top is rotated through the drive shaft and is connected with the big fluted disc, driving motor is installed to the drive shaft bottom, the open slot has been seted up to switch board external wall one side, little fluted disc is installed to switch board internal wall one side, and little fluted disc runs through the open slot and extends to open slot external wall one side, switch board internal wall one side is provided with first heat dissipation mechanism. This scheme is through the big fluted disc that sets up, driving motor, the little fluted disc, first heat dissipation mechanism, second heat dissipation mechanism and third heat dissipation mechanism, can be for first heat dissipation mechanism through setting up a driving motor, second heat dissipation mechanism and third heat dissipation mechanism provide power simultaneously and support, and can provide heat dissipation power for a plurality of switch boards simultaneously, the heat dissipation cost of reduction switch board group that can be very big when promoting the radiating efficiency, but when the in-service use, surround the reunion that leads to the air current easily of the switch board group of arranging, and the space of maintenance is less, influence the processing of arranging of cable, the unhook phenomenon takes place easily in the frequent vibration of binding post in near heat-radiating equipment drive process simultaneously, influence to circuit connection and follow-up maintenance processing.

Disclosure of Invention

The invention aims to: the power distribution cabinet and the power distribution cabinet set are provided for solving the problems that the space for overhauling and maintaining is small, the arrangement processing of cables is influenced, meanwhile, the frequency vibration of a wiring terminal in the driving process of nearby heat dissipation equipment is easy to cause the unhooking phenomenon, and the wiring of a circuit and the subsequent maintenance processing are influenced.

In order to achieve the purpose, the invention adopts the following technical scheme:

a power distribution cabinet comprises a power distribution cabinet body, wherein a plurality of drawer type electric boxes are movably connected to the inner cavity of the power distribution cabinet body through a sliding seat, a wiring terminal is movably connected to the rear side of each drawer type electric box, a terminal protection mechanism used for limiting the expansion angle of a terminal limiting mechanism is movably connected to the rear side of each wiring terminal through a terminal limiting mechanism, an adjusting mechanism arranged at the bottom side of each terminal limiting mechanism is used for controlling the relative position of the terminal limiting mechanism, the adjusting mechanism is fixedly arranged at the top of the sliding seat, the terminal protection mechanism is located at the rear side of the terminal limiting mechanism, and a wiring terminal rear side cable extends to the position between the terminal limiting mechanism and the terminal protection mechanism and extends to the rear side of the power distribution cabinet body;

the terminal stop gear includes the terminal limit frame, two terminal gag lever posts of fixedly connected with between the terminal limit frame inner chamber both sides, two terminal gag lever post lateral wall cover is equipped with a plurality of transmission covers, transmission cover one side fixedly connected with interlock pole, the spacing laminating of interlock pole and front side cable terminal one end, the transmission cover other end fixedly connected with supporting shoe, the supporting shoe is laminated mutually with one side terminal protection machanism one side, the through-hole has been seted up at the terminal limit frame top, and is equipped with in the through-hole and is used for carrying out spacing elastic piece to the interlock pole.

As a further description of the above technical solution:

interlock pole front end an organic whole is connected with toper portion, and relative interlock pole front end toper portion sets up relatively, the plug-in hole has been seted up to interlock pole toper portion one side, and between the plug-in hole of both sides spacing connection have be used for with the outside pressfitting pole of laminating of binding post.

As a further description of the above technical solution:

the elastic sheet is characterized in that one side of the elastic sheet is fixedly connected with a limiting slide bar, the limiting slide bar is connected in a through hole in one side of a terminal limiting frame in a sliding mode, the other end of the limiting slide bar is fixedly connected with a handle, a limiting spring is sleeved on the outer side wall of the limiting slide bar, and two ends of the limiting spring are fixedly connected with the handle and one side of the terminal limiting frame respectively.

As a further description of the above technical solution:

the terminal protection mechanism comprises a terminal cover, wherein a conical cover is fixedly connected to one side of the terminal cover, a lead cover is connected to the other side of the conical cover in a transmission mode, terminal abutting blocks are fixedly connected to two ends of two sides of an inner cavity of the terminal cover, and a notch in the front side of each terminal abutting block is attached to a supporting block on one side and used for limiting the engaging strength of the deflection angle control engaging rod of the supporting block.

As a further description of the above technical solution:

lead wire opening has been seted up to lead wire cover one side, lead wire cover one side intercommunication has the cover to establish the pipe, the cover is established a tub sliding connection and is being seted up in toper cover one side trompil, the spacing wheel of pipe end fixedly connected with is established to the cover, lead wire cover inner chamber one side fixedly connected with butt seat, butt seat one side is laminated mutually with spacing round one side, spacing tooth's socket has all been seted up with spacing adjacent one side of taking turns to butt seat, and butt seat and the relative meshing of spacing tooth's socket in spacing round one side.

As a further description of the above technical solution:

the outer side wall of the sleeving pipe is sleeved with a butt spring, and two ends of the butt spring are fixedly connected with the corresponding positions of the lead cover and one side of the conical cover respectively.

As a further description of the above technical solution:

adjustment mechanism is including adjusting the pole, it has the connecting block to adjust pole outer wall threaded connection, connecting block cross sectional shape is triangle-shaped, and laminating mutually in connecting block top and steamer tray formula electric box bottom one side, the external screw thread has been seted up in the regulation pole terminal outside, external screw thread one side threaded connection has a screw thread section of thick bamboo, screw thread section of thick bamboo lateral wall joint has the fixing base, fixing base sliding connection is in the adjustment tank that the slide top was seted up, the fixing base top is through dead lever and terminal protection mechanism bottom side fixed connection, be connected with the support cone plate when adjusting the terminal fixed of pole, and the terminal equal fixedly connected with in both sides of adjustment tank inner chamber spacing set-square, and two adjacent one sides of spacing set-square are the inclined plane, two the adjacent inclined plane of spacing set-square respectively with the spacing laminating of support cone plate both sides inclined plane.

As a further description of the above technical solution:

adjustment mechanism still includes the telescopic link of fixed connection in adjustment tank inner chamber one side, telescopic link one end fixedly connected with stripper plate, stripper plate and one side support the taper plate and laminate mutually, telescopic link lateral wall cover is equipped with expanding spring, the expanding spring both ends respectively with the outside and stripper plate one side fixed connection of telescopic link.

As a further description of the above technical solution:

the equal fixedly connected with a plurality of slide rails in switch board internal chamber both sides, slide both ends difference sliding connection is at two relative slide rail inner chambers, the cross sectional shape of slide rail and slide is the rectangle.

As a further description of the above technical solution:

a plurality of the power distribution cabinets are combined side by side to form a combined cabinet, and adjacent power distribution cabinets are assembled through fixing bolts.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

1. in the invention, the drawer type electric box is assembled with the assembly groove at the top of the sliding seat in a sliding way through the bottom assembly block, when the drawer type electric box slides to the tail end of the stroke, the drawer type electric box can drive the rear side terminal protection mechanism to be separated from the rear side support block of the meshing rod through the transmission of the bottom adjustment mechanism, the meshing rod and the support block can drive the pressing rod to rotate around the terminal limit rod through the rear side transmission sleeve under the elastic expansion and reset action of the elastic sheet at one side under the condition that the meshing rod and the support block are not limited by the rear side terminal protection mechanism, the front end conical part can be clamped and connected with the drawer type elevator box moving to the tail end and the tail end of the cable terminal under the rotating action of the pressing rod around the transmission sleeve, the meshing rods oppositely arranged at two sides can realize the meshing fixation of the front part of the wiring terminal under the meshing action of the front end conical part, and effectively avoid the clamping and unhooking phenomena of the wiring cable and the wiring terminal caused by external impact shaking, effectively improve the assembly stability.

2. According to the invention, the terminal cover can insert and fix the fixed wiring terminal under the action of movement pushing of the front-end wiring terminal on the sliding seat, the terminal cover can realize the clamping limit of the inclined plane of the supporting block through the terminal abutting blocks at the two ends of the inner cavity, so as to ensure the full expansion of the engaging rod, cables connected with the wiring terminal can penetrate out of the distribution cabinet body through the lead opening at one side of the lead cover, the cables are arranged in the distribution cabinet body, the lead cover is pressed to drive the side sleeved pipe to move towards the inner side of the conical cover to be separated from the abutting seat at the inner side of the conical cover, the relative orientation of the lead opening at one side is adjusted through rotating the lead cover, the extension arrangement adaptation of different wiring angles of various electrical element connection cables in the distribution cabinet body can be met through adjusting the relative orientation of the lead opening, the assembly stability of the lead cover can be ensured through the tooth space engagement of the abutting seat and the limiting wheel, and the bending connection of the wiring cables can be realized through the cooperation of the terminal cover and the conical cover, so as to realize the axial pull force The butt of buckling is absorbed, avoids the outside of wiring cable to drag direct axial conduction of stress to influence the assembly stability of one side cable terminal.

3. According to the invention, through a designed adjusting mechanism, the supporting conical plate can be driven to move from a transverse unfolding state to a vertical state through rotating the adjusting rod, the space between the limiting triangular plates at two sides can accommodate the transverse width of the supporting conical plate, the supporting conical plate can drive the telescopic rod to extend under the elastic force of the telescopic spring at one side to drive the extrusion plate to extrude the supporting conical plate to move towards one side of the drawer type electric box, the adjusting rod can drive the top fixing seat to pull the fixing rod and the terminal cover to move towards one side of a cable terminal, the terminal cover can drive the supporting blocks at two sides of the meshing rod to mutually approach through the movement limiting effect of the abutting block of the inner terminal, the mutually approaching supporting blocks can drive the meshing rods to mutually depart from each other through the transmission sleeve at one side after pressing, and at the moment, the mutually departing meshing rods can realize the separation from the cable terminal through the separation of the conical part at the front end, through adjusting the spacing angle that pole control supported the taper plate, satisfy and break away from the processing fast to steamer tray formula electric box binding post, need not to dismantle the line to whole switch board body and can demolish binding cable and binding post, satisfy the quick overhaul maintenance needs of modular assembly.

Drawings

Fig. 1 is a schematic perspective view of a power distribution cabinet according to the present invention;

fig. 2 is a schematic diagram of an explosive disassembly structure of a power distribution cabinet according to the present invention;

fig. 3 is an enlarged schematic structural diagram of a portion a of a power distribution cabinet according to the present invention;

fig. 4 is a schematic perspective view of a terminal limiting mechanism of a power distribution cabinet according to the present invention;

fig. 5 is a schematic diagram of a partially disassembled structure of a terminal protection mechanism of a power distribution cabinet according to the present invention;

fig. 6 is a schematic view of an assembly structure of a fixing rod of a terminal protection mechanism of a power distribution cabinet according to the present invention;

fig. 7 is a schematic view of an unfolded structure of a terminal cover of a terminal protection mechanism of a power distribution cabinet according to the present invention;

fig. 8 is a schematic perspective view of a drawer type electrical box of a power distribution cabinet according to the present invention;

fig. 9 is a schematic perspective view of an adjusting mechanism of a power distribution cabinet according to the present invention;

fig. 10 is a schematic perspective view of a terminal limiting mechanism of a power distribution cabinet according to the present invention;

fig. 11 is a schematic view of a terminal limiting mechanism folding assembly structure of a power distribution cabinet according to the present invention;

fig. 12 is a schematic view of an expansion structure of an elastic sheet of a power distribution cabinet according to the present invention;

fig. 13 is a schematic view of an assembly structure of a power distribution cabinet set according to the present invention.

Illustration of the drawings:

1. a power distribution cabinet body; 2. a drawer type electric box; 3. a slide base; 4. a terminal limiting mechanism; 401. a terminal limit frame; 402. a terminal limit lever; 403. a transmission sleeve; 404. an engagement rod; 405. a support block; 406. pressing the rods; 407. an elastic sheet; 408. a limiting slide bar; 409. a limiting spring; 5. a terminal protection mechanism; 501. a terminal cover; 502. a conical cover; 503. a lead cover; 504. a lead opening; 505. sleeving a pipe; 506. a limiting wheel; 507. a terminal abutting block; 508. a butting seat; 509. an abutment spring; 510. fixing the rod; 6. an adjustment mechanism; 601. adjusting a rod; 602. connecting blocks; 603. a fixed seat; 604. a threaded barrel; 605. an external thread; 606. supporting the conical plate; 607. a limiting triangle; 608. a telescopic rod; 609. a tension spring; 610. a pressing plate; 7. a cable terminal; 8. a slide rail.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2 and 12, the present invention provides a technical solution: a power distribution cabinet comprises a power distribution cabinet body 1, wherein an inner cavity of the power distribution cabinet body 1 is movably connected with a plurality of drawer type electric boxes 2 through a sliding seat 3, a plurality of sliding rails 8 are fixedly connected to two sides of the inner cavity of the power distribution cabinet body 1, two ends of the sliding seat 3 are respectively connected to two opposite inner cavities of the sliding rails 8 in a sliding mode, the cross sections of the sliding rails 8 and the sliding seat 3 are rectangular, and the convenient adjustability of modular assembly and the source division setting of a plurality of groups of elements can be met through the drawer type electric boxes 2 which are arranged in a modular mode;

referring to fig. 2, a wiring terminal is movably connected to the rear side of the drawer type electrical box 2, a terminal protection mechanism 5 for limiting the expansion angle of the terminal limiting mechanism 4 is movably connected to the rear side of the wiring terminal through the terminal limiting mechanism 4, an adjusting mechanism 6 arranged at the bottom side of the terminal limiting mechanism 4 is used for controlling the relative position of the terminal limiting mechanism 4, the adjusting mechanism 6 is fixedly arranged at the top of the sliding seat 3, the terminal protection mechanism 5 is located at the rear side of the terminal limiting mechanism 4, and a rear cable of the wiring terminal extends to the position between the terminal limiting mechanism 4 and the terminal protection mechanism 5 and extends to the rear side of the distribution cabinet body 1;

referring to fig. 4 and 10-11, the terminal limiting mechanism 4 includes a terminal limiting frame 401, two terminal limiting rods 402 are fixedly connected between two sides of an inner cavity of the terminal limiting frame 401, a plurality of transmission sleeves 403 are sleeved on outer side walls of the two terminal limiting rods 402, an engagement rod 404 is fixedly connected to one side of each transmission sleeve 403, the engagement rod 404 is in limit fit with one end of a front cable terminal 7, a supporting block 405 is fixedly connected to the other end of each transmission sleeve 403, the supporting block 405 is in fit with one side of a terminal protection mechanism 5, a through hole is formed in the top of the terminal limiting frame 401, and an elastic sheet 407 for limiting the engagement rod 404 is arranged in the through hole.

The implementation mode is specifically as follows: when the power distribution cabinet body 1 needs to be assembled, the drawer type electric box 2 can be assembled with the assembly groove at the top of the sliding seat 3 in a sliding manner through the bottom assembly block, meanwhile, the assembly position of the sliding seat 3 and the sliding rail 8 is adjusted in anticipation to realize the drawing assembly of the drawer type electric box 2, when the drawer type electric box 2 slides to the tail end of the stroke, the drawer type electric box 2 can drive the rear side terminal protection mechanism 5 to be separated from the rear side support block 405 of the snap rod 404 through the transmission of the bottom adjustment mechanism 6, the snap rod 404 and the support block 405 are not limited by the rear side terminal protection mechanism 5, the snap rod 404 can drive the press rod 406 to rotate around the terminal limit rod 402 through the rear side transmission sleeve 403 under the elastic expansion and reset action of the elastic sheet 407, and the press rod 406 can be connected with the drawer type electric box moving to the tail end and the tail end of the terminal cable 7 in a clamping manner under the rotating action after surrounding the transmission sleeve 403, the two opposite engaging rods 404 can realize the staggered engaging and fixing of the front cable of the wire connecting terminal under the engaging action of the front tapered part.

Referring to fig. 4, the front end of the engaging rod 404 is integrally connected with a tapered portion, the tapered portions of the front ends of the opposing engaging rods 404 are disposed oppositely, one side of the tapered portion of the engaging rod 404 is provided with an insertion hole, and a pressing rod 406 for fitting with the outside of the connecting terminal is connected between the insertion holes at two sides in a limiting manner, the engaging rod 404 of the tapered portion can ensure engaging stability, and the insertion hole can ensure conduction stability of pressing force through pressing of the pressing rod 406 and the connecting terminal at one side.

Referring to fig. 4 and 13, one side of the elastic piece 407 is fixedly connected with a limiting slide bar 408, the limiting slide bar 408 is slidably connected in a through hole at one side of the terminal limiting frame 401, the other end of the limiting slide bar 408 is fixedly connected with a handle, a limiting spring 409 is sleeved on the outer side wall of the limiting slide bar 408, two ends of the limiting spring 409 are respectively fixedly connected with the handle and one side of the terminal limiting frame 401, and the designed limiting slide bar 408 can ensure the adjustment of the joint abutting angle of the elastic piece 407 and meet the requirement of elastic force resetting processing of the elastic piece 407.

Referring to fig. 5-7, the terminal protection mechanism 5 includes a terminal cover 501, a conical cover 502 is fixedly connected to one side of the terminal cover 501, a lead cover 503 is connected to the other side of the conical cover 502 in a transmission manner, terminal abutting blocks 507 are fixedly connected to both ends of both sides of an inner cavity of the terminal cover 501, a notch on the front side of each terminal abutting block 507 is attached to a supporting block 405 on one side for limiting a deflection angle of the supporting block 405 to control an engaging strength of the engaging rod 404, by the designed terminal cover 501, the terminal cover 501 can realize inclined plane engagement and limitation of the supporting block 405 through the terminal abutting blocks 507 on both ends of the inner cavity, so as to ensure sufficient expansion of the engaging rod 404 before the connection terminal and the drawer type electrical box 2 are inserted, so as to ensure insertion connection stability of the connection terminal, a lead opening 504 is formed on one side of the lead cover 503, and a sleeving pipe 505 is communicated with one side of the lead cover 503, the sleeving pipe 505 is connected in an opening on one side of the conical cover 502 in a sliding manner, after the wiring terminal is inserted, cables connected with the wiring terminal can penetrate out of the conical cover 1 through a lead opening 504 on one side of the lead cover 503 to be arranged in the cables, at the moment, the lead cover 503 is pressed to drive one side sleeving pipe 505 to move towards the inner side of the conical cover 502, a tail end limiting wheel 506 of the sleeving pipe 505 can move to be separated from an abutting seat 508 on the inner side of the conical cover 502, after the limiting wheel 506 is separated from a limiting tooth groove meshed with the abutting seat 508, the relative orientation of the lead opening 504 on one side can be adjusted by rotating the lead cover 503, so that the extending arrangement adaptation of different wiring angles of cables connected with various electrical elements in the distribution cabinet 1 can be met by adjusting the relative orientation of the lead opening 504, the tail end of the sleeving pipe 505 is fixedly connected with the limiting wheel 506, and the limiting wheel 506 can ensure the meshing effect through the conical limiting tooth groove, improve meshing assembly stability, lead wire cover 503 inner chamber one side fixedly connected with butt joint seat 508, butt joint seat 508 one side is laminated mutually with spacing round 506 one side, spacing tooth's socket has all been seted up to butt joint seat 508 and spacing round 506 adjacent one side, and butt joint seat 508 and the relative meshing of spacing tooth's socket in one side of spacing round 506, the cover is established tub 505 lateral wall cover and is equipped with butt spring 509, butt spring 509 both ends correspond position fixed connection with lead wire cover 503 and toper cover 502 one side respectively, and the cover is established simultaneously and is managed 505 and can guarantee the butt laminating effect to one side terminal cover 501 through outside butt spring 509, then can further guarantee the absorption effect to cable pulling stress through mobilizable terminal cover 501.

The implementation mode is specifically as follows: terminal cover 501 can insert fixedly at the front end wiring terminal binding post after fixing under the removal impetus of slide 3, can guarantee wiring cover 503 assembly stability through the tooth's socket meshing of butt joint seat 508 and spacing round 506 simultaneously, realize the connection of buckling of wiring cable through the cooperation of terminal cover 501 and toper cover 502, realize absorbing the butt of buckling of pulling gravitation to the axial through the limiting displacement of terminal cover 501, avoid the outside of wiring cable to pull the direct axial conduction of stress and influence the assembly stability of one side cable terminal 7, when drawer type electric box 2 removed to the end simultaneously, its pulling through adjustment mechanism 6 regulation pole 601 and fixing base 603 realizes the removal of terminal cover 501 to be handled.

Referring to fig. 9, the adjusting mechanism 6 includes an adjusting rod 601, the outer wall of the adjusting rod 601 is in threaded connection with a connecting block 602, the cross section of the connecting block 602 is triangular, the top of the connecting block 602 is attached to one side of the bottom of the drawer type electrical box 2, an external thread 605 is formed on the outer side of the tail end of the adjusting rod 601, a thread cylinder 604 is in threaded connection with one side of the external thread 605, the thread cylinder 604 can control the penetration depth of the adjusting rod 601 under the action of the external thread 605 at the tail end of the adjusting rod 601, the assembly adaptability of the drawer type electrical boxes 2 with different specifications is met, the fixing base 603 is slidably connected in an adjusting groove formed in the top of the sliding base 3, a fixing base 603 is clamped on the outer side wall of the thread cylinder 604, the fixing base 603 can improve the movement stability through sliding with the adjusting groove, and the top of the fixing base 603 is prevented from shaking and shifting;

wherein the top of the fixing seat 603 is fixedly connected with the bottom side of the terminal cover 501 through a fixing rod, the end of the adjusting rod 601 is connected with a supporting conical plate 606 when being fixed, two sides of the end of the inner cavity of the adjusting groove are fixedly connected with a limiting triangular plate 607, one side adjacent to the two limiting triangular plates 607 is an inclined surface, the two inclined surfaces adjacent to the limiting triangular plates 607 are respectively in limit fit with the inclined surfaces at two sides of the supporting conical plate 606, the movement of the adjusting rod 601 can drive the top fixing seat 603 to pull the fixing rod and the terminal cover 501 to move towards one side of the cable terminal 7, the terminal cover 501 is a hard cover body and can ensure the protection effect on the cable, the movement of the terminal cover 501 can drive the supporting blocks 405 at two sides of the engaging rod 404 to approach each other through the movement limit function of the inner terminal abutting block 507, the supporting blocks which are close to each other can drive the engaging rod 404 to move away from each other through one side transmission sleeve 403 after being pressed, the meshing rods 404 which are far away from each other at this time can be separated from the cable terminal 7 through the separation of the conical part at the front end, so that the limiting angle of the supporting conical plate 606 can be controlled through the adjusting rod 601, the limiting effect on the supporting conical plate 606 can be guaranteed through the abutting of the limiting triangular plate 607 through the designed limiting triangular plate 607, the adjusting mechanism 6 further comprises a telescopic rod 608 fixedly connected to one side of the inner cavity of the adjusting groove, one end of the telescopic rod 608 is fixedly connected with a squeezing plate 610, and the squeezing plate 610 is attached to the supporting conical plate 606 on one side;

the utility model discloses a portable electric appliance cabinet, including telescopic link 608, stripper plate 2, adjusting mechanism 6, adjusting rod 601, telescopic link 608, telescopic spring 609, the telescopic spring 609 cover, telescopic spring 609 both ends respectively with the telescopic link 608 outside with stripper plate 610 one side fixed connection, support the taper plate 606 and can drive telescopic link 608 extension under one side telescopic spring 609's elastic force effect and drive stripper plate 610 extrusion support taper plate 606 and move to drawer type electric box 2 one side, through the adjustment mechanism 6 of design, in order to separate the pressfitting pole 406 of interlock when needing to dismantle drawer type electric box 2, avoid cable terminal 7 to be deviate from by force and lead to the damage, because adjusting rod 601 is terminal through supporting taper plate 606 spacing fixed in the spacing set-square 607 in both sides, can drive support taper plate 606 and remove to vertical state from horizontal expansion state through rotating adjusting rod 601, the interval can hold the horizontal width who supports taper plate 606 this moment between the spacing set-square 607 in both sides.

Referring to fig. 12, a plurality of power distribution cabinets formed by power distribution cabinets are combined side by side to form a combined cabinet, adjacent power distribution cabinets are assembled through fixing bolts, and the modular disassembly and assembly requirements of the assembled power distribution cabinets can be improved through the assembly of the power distribution cabinets.

The working principle is as follows: when the power distribution cabinet is used, when the power distribution cabinet body 1 is assembled, the drawer type electric box 2 is assembled with the assembly groove at the top of the sliding seat 3 in a sliding mode through the bottom assembly block, the drawer type electric box 2 is assembled in a pulling mode through the expected adjustment of the assembly positions of the sliding seat 3 and the sliding rail 8, the terminal cover 501 inserts and fixes the fixed wiring terminals under the action of the movement pushing of the sliding seat 3 at the front end wiring terminals, the terminal cover 501 clamps and limits the inclined plane of the supporting block 405 through the terminal abutting blocks 507 at the two ends of the inner cavity, the meshing rod 404 is fully unfolded before the wiring terminals and the drawer type electric box 2 are inserted, the insertion connection stability of the wiring terminals is ensured, after the wiring terminals are inserted, cables connected with the wiring terminals penetrate out from the power distribution cabinet body 1 through the lead openings 504 at one side of the lead cover 503 and are arranged, at the moment, the one side sleeved pipe 505 is driven to move towards the inner side of the conical cover 502 by pressing the lead cover 503, the sleeving pipe 505 moves the tail end limiting wheel 506 to be separated from the abutting seat 508 on the inner side of the conical cover 502, and after the limiting gear groove formed by the mutual meshing of the limiting wheel 506 and the abutting seat 508 is separated, the relative orientation of the lead opening 504 on one side is adjusted by rotating the lead cover 503, so that the bending connection of the wiring cable is realized;

when the drawer type electric box 2 slides to the stroke end, the drawer type electric box 2 drives the rear side terminal protection mechanism 5 to be separated from the rear side supporting block 405 of the meshing rod 404 through the transmission of the bottom adjusting mechanism 6, under the condition that the meshing rod 404 and the supporting block 405 are not limited by the rear side terminal protection mechanism 5, the elastic expansion reset action of the meshing rod 404 on the elastic sheet 407 on one side drives the pressing rod 406 to rotate around the terminal limiting rod 402 through the rear side transmission sleeve 403, and the pressing rod 406 enables the front end conical part to be clamped and connected with the drawer type elevator box moving to the tail end and the tail end of the cable terminal 7 under the rotating action after rotating around the transmission sleeve 403;

the supporting conical plate 606 is driven to move from a transversely unfolded state to a vertical state by rotating the adjusting rod 601, the transverse width of the supporting conical plate 606 is accommodated in the space between the limiting triangular plates 607 on the two sides at the moment, the supporting conical plate 606 drives the telescopic rod 608 to extend under the elastic action of the telescopic spring 609 on one side to drive the extruding plate 610 to extrude the supporting conical plate 606 to move towards one side of the drawer type electric box 2, the adjusting rod 601 moves to drive the top fixing seat 603 to pull the fixing rod and the terminal cover 501 to move towards one side of the cable terminal 7, the terminal cover 501 moves to drive the supporting blocks 405 on the two sides of the meshing rod 404 to mutually approach under the movement limiting action of the abutting block 507 of the inner terminal, the mutually approaching supporting blocks 405 drive the meshing rods 404 to mutually depart from each other through the transmission sleeve 403 on one side after lamination, the mutually departing meshing rods 404 from the cable terminal 7 through the separation of the conical part at the front end, and the limiting angle of the supporting conical plate 606 is controlled through the adjusting rod 601.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A power distribution cabinet comprises a power distribution cabinet body (1) and is characterized in that the inner cavity of the power distribution cabinet body (1) is movably connected with a plurality of drawer type electric boxes (2) through a sliding seat (3), the rear side of the drawer type electric box (2) is movably connected with a wiring terminal, the rear side of the wiring terminal is movably connected with a terminal protection mechanism (5) used for limiting the expansion angle of the terminal limiting mechanism (4) through a terminal limiting mechanism (4), the adjusting mechanism (6) arranged at the bottom side of the terminal limiting mechanism (4) is used for controlling the relative position of the terminal limiting mechanism (4), the adjusting mechanism (6) is fixedly arranged at the top of the sliding seat (3), the terminal protection mechanism (5) is positioned at the rear side of the terminal limiting mechanism (4), the rear side cable of the wiring terminal extends to a position between the terminal limiting mechanism (4) and the terminal protection mechanism (5) and extends to the rear side of the power distribution cabinet body (1);

terminal stop gear (4) are including terminal stop frame (401), two terminal gag lever post (402) of fixedly connected with between terminal stop frame (401) inner chamber both sides, two terminal gag lever post (402) lateral wall cover is equipped with a plurality of transmission covers (403), transmission cover (403) one side fixedly connected with interlock pole (404), the spacing laminating of interlock pole (404) and front side cable terminal (7) one end, transmission cover (403) other end fixedly connected with supporting shoe (405), supporting shoe (405) laminate mutually with one side terminal protection machanism (5), the through-hole has been seted up at terminal stop frame (401) top, and is equipped with in the through-hole and is used for carrying on spacing elastic sheet (407) to interlock pole (404).

2. The power distribution cabinet according to claim 1, wherein a tapered portion is integrally connected to the front end of the engagement rod (404), the tapered portions at the front ends of the opposite engagement rods (404) are oppositely arranged, one side of the tapered portion of each engagement rod (404) is provided with an insertion hole, and a pressing rod (406) for being attached to the outside of the connection terminal is connected between the insertion holes at two sides in a limiting manner.

3. The power distribution cabinet according to claim 1, characterized in that one side of the elastic piece (407) is fixedly connected with a limiting slide rod (408), the limiting slide rod (408) is slidably connected in a through hole at one side of the terminal limiting frame (401), the other end of the limiting slide rod (408) is fixedly connected with a handle, a limiting spring (409) is sleeved on the outer side wall of the limiting slide rod (408), and two ends of the limiting spring (409) are respectively fixedly connected with the handle and one side of the terminal limiting frame (401).

4. The power distribution cabinet according to claim 1, wherein the terminal protection mechanism (5) comprises a terminal cover (501), a conical cover (502) is fixedly connected to one side of the terminal cover (501), a lead cover (503) is drivingly connected to the other side of the conical cover (502), terminal abutting blocks (507) are fixedly connected to both ends of both sides of an inner cavity of the terminal cover (501), a front side notch of each terminal abutting block (507) is abutted to one side supporting block (405) for limiting the engaging strength of the deflection angle control engaging rod (404) of the supporting block (405), and the terminal cover (501) is fixedly mounted at the top of the adjusting mechanism (6) through a bottom side fixing rod (510).

5. The power distribution cabinet according to claim 4, wherein a lead opening (504) is formed in one side of the lead cover (503), a sleeve pipe (505) is communicated with one side of the lead cover (503), the sleeve pipe (505) is slidably connected in the opening in one side of the conical cover (502), a limiting wheel (506) is fixedly connected to the tail end of the sleeve pipe (505), a butting seat (508) is fixedly connected to one side of an inner cavity of the lead cover (503), one side of the butting seat (508) is attached to one side of the limiting wheel (506), a limiting tooth groove is formed in each of the butting seat (508) and the adjacent side of the limiting wheel (506), and the butting seat (508) and the limiting tooth groove in one side of the limiting wheel (506) are relatively engaged.

6. The power distribution cabinet according to claim 5, wherein an abutting spring (509) is sleeved on an outer side wall of the sleeved pipe (505), and two ends of the abutting spring (509) are fixedly connected with corresponding positions on one side of the lead cover (503) and one side of the conical cover (502) respectively.

7. The power distribution cabinet according to claim 4, wherein the adjusting mechanism (6) comprises an adjusting rod (601), a connecting block (602) is connected to an outer wall of the adjusting rod (601) through a screw thread, the cross section of the connecting block (602) is triangular, the top of the connecting block (602) is attached to one side of the bottom of the drawer type electrical cabinet (2), an external screw thread (605) is formed on an outer side of a terminal of the adjusting rod (601), a threaded cylinder (604) is connected to one side of the external screw thread (605) through a screw thread, a fixing seat (603) is clamped to an outer side wall of the threaded cylinder (604), the fixing seat (603) is slidably connected to an adjusting groove formed in the top of the sliding seat (3), the top of the fixing seat (603) is fixedly connected to a bottom side of the fixing rod (510), a supporting conical plate (606) is connected to the terminal of the adjusting rod (601) when the terminal is fixed, and a limiting triangular plate (607) is fixedly connected to two sides of an inner cavity of the adjusting groove, and the adjacent side of two spacing set squares (607) is the inclined plane, two the adjacent inclined plane of spacing set square (607) is the spacing laminating with support taper plate (606) both sides inclined plane respectively.

8. The power distribution cabinet according to claim 7, wherein the adjusting mechanism (6) further comprises an expansion link (608) fixedly connected to one side of the inner cavity of the adjusting tank, one end of the expansion link (608) is fixedly connected with a squeezing plate (610), the squeezing plate (610) is attached to one side of the supporting conical plate (606), an expansion spring (609) is sleeved on the outer side wall of the expansion link (608), and two ends of the expansion spring (609) are fixedly connected to the outside of the expansion link (608) and one side of the squeezing plate (610), respectively.

9. A power distribution cabinet according to claim 1, wherein a plurality of slide rails (8) are fixedly connected to both sides of the inner cavity of the power distribution cabinet body (1), both ends of the slide carriage (3) are respectively slidably connected to the inner cavities of the two opposite slide rails (8), and the cross-sectional shapes of the slide rails (8) and the slide carriage (3) are rectangular.

10. The combination cabinet of claim 1 to 9, wherein a plurality of the switch boards are combined side by side to form a combination cabinet, and adjacent switch boards are assembled by fixing bolts.