CN112736660B

CN112736660B - Protection device for cubical switchboard contact box

Info

Publication number: CN112736660B
Application number: CN202011560298.3A
Authority: CN
Inventors: 余永松; 张庆军; 姜珊; 余万兴; 余皓; 彭升球; 周泽童
Original assignee: Zhejiang Kaihua Qiyi Electrical Equipment Co ltd
Current assignee: Zhejiang Kaihua Qiyi Electrical Equipment Co ltd
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2022-11-04
Anticipated expiration: 2040-12-25
Also published as: CN112736660A

Abstract

The invention discloses a protection device for a contact box of a switch cabinet, which comprises a bottom plate, wherein a plurality of U-shaped plates are fixed on the bottom plate, and a protection limiting mechanism for preventing the contact box from being bumpy and damaged during transportation is arranged on each U-shaped plate.

Description

Protection device for cubical switchboard contact box

Technical Field

The invention relates to the technical field of contact boxes, in particular to a protection device for a switch cabinet contact box.

Background

In the field of high-voltage electrical appliances, a ring-sleeved insulating part of a high-voltage switch cabinet is composed of a contact box, a bent partition plate and a sleeve, wherein the contact box has the transition function of wire inlet and outlet and is an essential element. After the contact box is used, the installation and the maintenance of a circuit are very convenient, and the quality of the contact box directly influences the safety of the whole high-voltage switch.

Contact boxes are now typically pressure gel molded with epoxy APG process. The bottom of the contact box is usually protected by adding a supporting member at the bottom of the contact box during transportation of the contact box. Most of the supporting pieces are made of hard materials, the contact box is likely to be damaged by collision when huge jolting is met, the phenomenon that the contact box topples over is caused, the contact box is damaged, the stability of the contact box is guaranteed by binding the contact box through ropes and the like during carrying, and the contact box is also damaged by extrusion.

Disclosure of Invention

The invention aims to provide a protection device for a switch cabinet contact box, which can carry out all-around protection and limit on the contact box in the transportation process, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a protection device for a switch cabinet contact box comprises a bottom plate, wherein a plurality of U-shaped plates are fixed on the bottom plate, and a protection limiting mechanism for preventing the contact box from bumping and being damaged when being transported is arranged on each U-shaped plate.

Preferably, protection stop gear is including adjusting post and support column, adjust the post and slide and peg graft in the U template, and the support column passes through the bearing and the U template rotates to be connected, the support column top is fixed with the spacing subassembly that is used for the spacing usefulness in contact box top, adjust the post top and be fixed with the go-between, and install a plurality of pushing away pieces outside the go-between, adjust the post and be fixed with the linkage piece with the support column bottom, protection stop gear mainly plays the spacing protection to contact box in the transportation, avoids receiving to jolt and appears damaging.

Preferably, the pushing-up piece comprises two pushing-up plates, one end of each pushing-up plate is rotatably connected with the outer side of the connecting ring through a rotating shaft, a sliding opening is formed in the other end of each pushing-up plate, a sliding rod is inserted in the sliding opening in an inserting mode, a supporting plate fixed to the surface of the U-shaped plate is fixed to the outer side of each sliding rod, a rubber pad in contact with the inner wall of the bottom end of the contact box is fixed to the outer end of each pushing-up plate, and the pushing-up piece is limited to the bottom end of the contact box.

Preferably, the linkage piece includes first trapezoidal plate and second trapezoidal plate, first trapezoidal plate is fixed in the support column bottom outside, it has a plurality of joint mouths to adjust the open in the column bottom outside, second trapezoidal plate one end is fixed with two travelers, and the traveler outside slip cup joints the installation piece of fixing at U template inner wall, two the traveler tail end is fixed with the connecting plate, and the connecting plate internal fixation have with the cardboard of joint mouth looks adaptation, traveler outside cover has the chucking spring, and the chucking spring both ends are second trapezoidal plate and installation piece contact respectively, realize spacing to the regulation post through the linkage piece, avoid it to appear flexible removal.

Preferably, spacing subassembly includes L type limiting plate, L type limiting plate slides and cup joints in the support column outside, and L type limiting plate bottom is fixed with the spacing arch with contact box top looks adaptation, L type limiting plate tail end is opened there is the mounting groove, and installs in the mounting groove and be used for the spacing locating part of usefulness of contact box top diaphragm, the regulating part that is used for adjusting the locating part form is installed on the support column top, realizes spacing the contact box body through spacing subassembly, can also avoid causing the damage to it simultaneously.

Preferably, the limiting part comprises a limiting concave plate and a first trapezoidal block, the limiting concave plate is matched with the top end transverse plate of the contact box, a telescopic rod fixed with the inner wall of the mounting groove is fixed to the inner side of the limiting concave plate, a limiting spring is sleeved on the outer side of the telescopic rod, two ends of the limiting spring are respectively contacted with the limiting concave plate and the inner wall of the mounting groove, a second trapezoidal block matched with the first trapezoidal block is fixed to the top end of the limiting concave plate through a mounting frame, sliding rods are slidably inserted into two ends of the first trapezoidal block, the sliding rods are fixed to two sides of the mounting groove, an extrusion spring is sleeved on the outer side of each sliding rod, two ends of each extrusion spring are respectively contacted with the top of the first trapezoidal block and the inner wall of the mounting groove, two connecting pipelines are fixed to the L-shaped limiting plate, connecting ropes are inserted into the connecting pipelines, one end of each connecting rope is fixed to the top of the first trapezoidal block, the other end of each connecting rope is connected with the adjusting piece, the limiting part mainly limits the top end transverse plate of the contact box, and prevents the transverse plate from being inclined after being bumped, and the limiting effect is better.

Preferably, the regulating part is including adjusting the cap, adjust the cap cover in the support column outside, and the support column top corresponds and adjusts cap position department and open one section and adjust cap threaded connection's thread groove, it has cup jointed the regulating plate to adjust the cap top through the bearing rotation, and the regulating plate top is fixed with the connection rope, the support column outside is fixed with the spacing ring, and the support column top is fixed with the spacing piece, support column outside cover has the spring of opening in the top, and the spring both ends of opening in the top contact with the spacing ring and regulation cap bottom respectively, realizes the regulation to the spacing piece form through the regulating part.

Preferably, the limiting assembly is made of light plastic, and the light plastic can be used for limiting the contact box and also can be used for disassembling the contact box better.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, the pushing piece in the protection limiting mechanism is matched with the limiting component, so that the upper end and the lower end of the contact box are limited in a targeted manner, the contact box can be greatly prevented from being damaged due to bumping during carrying, and meanwhile, compared with the existing rope binding mode, the contact box can be effectively prevented from being damaged due to extrusion, so that the contact box can be effectively protected during carrying.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a connection structure of a protection limiting mechanism and a U-shaped plate according to the present invention;

FIG. 3 is a schematic view of a partial structure of the position limiting assembly of the present invention;

FIG. 4 is a schematic diagram of a position limiting element according to the present invention;

FIG. 5 is a side cross-sectional structural view of a position limiting member according to the present invention;

FIG. 6 is a schematic view of the structure of the adjusting member of the present invention;

FIG. 7 is a schematic view of a structure of a fastener of the present invention;

FIG. 8 is a schematic view of a linkage of the present invention;

FIG. 9 is an enlarged view taken at A in FIG. 4;

fig. 10 is an enlarged view of fig. 7 at B.

In the figure: 1-a bottom plate; 2-U-shaped plate; 3-a protection limiting mechanism; 4-a conditioning column; 5-a support column; 6-a limiting component; 7-connecting rings; 8-a pusher; 9-a linkage; 10-a pushing plate; 11-a sliding port; 12-a slide bar; 13-a support plate; 14-rubber pads; 15-a first trapezoidal plate; 16-a second trapezoidal plate; 17-a card interface; 18-a spool; 19-a connecting plate; 20-clamping plate; 21-a garter spring; a 22-L-shaped limiting plate; 23-a limiting bulge; 24-a mounting groove; 25-a stop; 26-an adjustment member; 27-a limit concave plate; 28-a first trapezoidal block; 29-a telescopic rod; 30-a limit spring; 31-a second trapezoidal block; 32-a slide bar; 33-a compression spring; 34-connecting a pipe; 35-a connecting rope; 36-an adjustment cap; 37-adjusting plate; 38-a stop collar; 39-a limiting block; 40-ejecting the spring; 41-mounting block.

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. 1-10, the protection device for a contact box of a switch cabinet in the drawings comprises a bottom plate 1, wherein a plurality of U-shaped plates 2 are fixed on the bottom plate 1, and a protection limiting mechanism 3 for preventing the contact box from bumping and being damaged when being transported is installed on the U-shaped plates 2.

The protection limiting mechanism 3 comprises an adjusting column 4 and a supporting column 5, the adjusting column 4 is inserted in the U-shaped plate 2 in a sliding mode, the supporting column 5 is rotatably connected with the U-shaped plate 2 through a bearing, a limiting assembly 6 used for limiting the top end of the contact box is fixed to the top of the supporting column 5, a connecting ring 7 is fixed to the top of the adjusting column 4, a plurality of pushing pieces 8 are installed on the outer side of the connecting ring 7, and linkage pieces 9 are fixed to the bottoms of the adjusting column 4 and the supporting column 5;

wherein, it includes two and pushes away tight board 10, two to push away tight board 10 one end and rotate through pivot and go-between 7 outside and be connected, and there is slip mouth 11 the other end, it has slide bar 12 to alternate in the slip mouth 11, and the slide bar 12 outside be fixed with U template 2 fixed surface's backup pad 13, two push away the tight board 10 outer end and be fixed with the rubber pad 14 with contact box bottom inner wall contact, rubber pad 14 can increase the frictional force with contact box inner wall contact to make spacing effect better, utilize to push away the slope of tight board 10 on slide bar 12 and remove, thereby can effectually carry out contact extrusion spacing with the contact box inner wall.

Meanwhile, the linkage part 9 comprises a first trapezoidal plate 15 and a second trapezoidal plate 16, the first trapezoidal plate 15 is fixed on the outer side of the bottom end of the support column 5, a plurality of clamping ports 17 are formed in the outer side of the bottom end of the adjusting column 4, two sliding columns 18 are fixed at one end of the second trapezoidal plate 16, mounting blocks 41 fixed on the inner wall of the U-shaped plate 2 are slidably sleeved on the outer sides of the sliding columns 18, connecting plates 19 are fixed at the tail ends of the two sliding columns 18, clamping plates 20 matched with the clamping ports 17 are fixed in the connecting plates 19, clamping springs 21 are sleeved on the outer sides of the sliding columns 18, two ends of each clamping spring 21 are respectively in contact with the corresponding mounting block 41, and the support column 5 is rotated, so that the angle of the first trapezoidal plate 15 is adjusted, the second trapezoidal plate 16 is pushed, the clamping plates 20 can be effectively pushed out of the clamping ports 17, a worker can conveniently pump the adjusting column 4, and the limitation and later-stage disassembly of the contact box are more convenient;

the principle of installing and limiting the bottom of the contact box is as follows: at first personnel rotate support column 5, extrude second trapezoidal plate 16 with first trapezoidal plate 15 that its bottom is fixed, and make cardboard 20 remain the state that breaks away from with joint interface 17 throughout, then personnel are on with contact box erection column U template 2, personnel pull down the regulating stem 4 again, make and push up board 10 angle and take place the slope change, thereby can drive rubber pad 14 and contact box inner wall contact extrusion, realize the location to the contact box bottom end, later rotate support column 5 again, make first trapezoidal plate 15 and second trapezoidal plate 16 no longer contact extrusion, under chucking spring 21's effect, make cardboard 20 insert in joint interface 17, make spacing more stable.

In addition, spacing subassembly 6 includes L type limiting plate 22, L type limiting plate 22 slides and cup joints in the support column 5 outside, and L type limiting plate 22 bottom be fixed with the spacing arch 23 of contact box top looks adaptation, L type limiting plate 22 tail end is opened there is mounting groove 24, and installs in the mounting groove 24 and be used for the spacing locating part 25 of usefulness of contact box top diaphragm, the regulating part 26 that is used for adjusting locating part 25 form is installed on 5 tops of support column, realizes spacing to the contact box top through spacing arch 23 in the L type limiting plate 22.

Wherein, the limiting part 25 comprises a limiting concave plate 27 and a first trapezoid block 28, the limiting concave plate 27 is matched with a top transverse plate of the contact box, the limiting concave plate 27 is clamped with the top transverse plate of the contact box to realize the targeted limiting protection of the contact box, so that the protection effect of the contact box is improved in the transportation process, the inner side of the limiting concave plate 27 is fixed with a telescopic rod 29 fixed with the inner wall of the mounting groove 24, the outer side of the telescopic rod 29 is sleeved with a limiting spring 30, two ends of the limiting spring 30 are respectively contacted with the limiting concave plate 27 and the inner wall of the mounting groove 24, the top end of the limiting concave plate 27 is fixed with a second trapezoid block 31 matched with the first trapezoid block 28 through a mounting rack, two ends of the first trapezoid block 28 are both slidably inserted with a sliding rod 32, slide bar 32 is fixed in 24 both sides of mounting groove, and the slide bar 32 outside cover has extrusion spring 33, and extrusion spring 33's spring strength is higher than spacing spring 30's intensity to can remove spacing concave plate 27, extrusion spring 33 both ends respectively with the contact of first trapezoidal piece 28 top and the 24 inner walls of mounting groove, L type limiting plate 22 internal fixation has two connecting tube 34, and has all inserted connecting rope 35 in the connecting tube 34, connecting rope 35 one end is fixed with first trapezoidal piece 28 top, and the other end is connected with regulating part 26, utilizes connecting rope 35 to realize the traction to first trapezoidal piece 28, makes it can not extrude second trapezoidal piece 31 easily, convenient regulation.

In addition, regulating part 26 is including adjusting cap 36, adjust cap 36 cover in the support column 5 outside, and support column 5 top corresponds and adjusts cap 36 position department and open one section and adjust 36 threaded connection's thread groove of cap, it has cup jointed regulating plate 37 to adjust the cap 36 top through the bearing rotation, and regulating plate 37 top is fixed with being connected rope 35, support column 5 outside is fixed with spacing ring 38, and support column 5 top is fixed with spacing piece 39, support column 5 outside cover has top-opening spring 40, and top-opening spring 40 both ends respectively with spacing ring 38 and the contact of adjusting cap 36 bottom, moves adjusting cap 36 through twisting, realizes the regulation to connecting rope 35 to can effectually adjust spacing concave plate 27's position, make the later stage dismantlement more convenient.

In addition, in order to more conveniently disassemble the contact box, the limiting component 6 is made of light-weight plastics.

When spacing to the contact box top, press from both sides tight spacing with pushing up 8 with the contact box bottom earlier, then move L type limiting plate 22 down, make spacing arch 23 insert the contact box top rather than spacing, then move adjustment cap 36 downwards, under the effect of connecting rope 35, make first trapezoidal piece 28 rise no longer extrude with second trapezoidal piece 31, then under the spacing spring 30 effect of 29 outer ends of telescopic link, promote spacing concave plate 27 and contact box top diaphragm joint, adjust cap 36 in the rotation this moment, make its and the thread groove threaded connection on the support column 5, keep spacingly, thereby realize spacing to the contact box top.

In the scheme, in the carrying process, the mode of limiting the top end and the low end of the contact box is utilized, the whole contact box is protected and limited, so that the contact box cannot be bumped in the carrying process and the like, when the contact box is disassembled, a person firstly rotates the adjusting cap 36 to enable the contact box not to be in threaded connection, then the adjusting cap 36 is moved upwards under the action of the jacking spring 40, the connecting rope 35 is loosened, at the moment, under the action of the two squeezing springs 33, the first trapezoidal block 28 moves downwards to squeeze the second trapezoidal block 31, the limiting concave plate 27 is driven to retract, the contact box is not connected with the transverse plate at the top end of the contact box any more, the adjusting cap 36 squeezes the L-shaped limiting plate 22 to drive the L-shaped limiting plate to ascend, the limiting bulges 23 are separated from the contact box, at the moment, the top end of the contact box is disassembled, then the supporting column 5 is rotated, under the action of the linkage piece 9, the pushing piece 8 retracts, at the moment, the disassembly of the bottom end of the contact box is completed, and the assembly and the disassembly are very convenient.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a protection device of cubical switchboard contact box, includes bottom plate (1), its characterized in that: the bottom plate (1) is fixedly provided with a plurality of U-shaped plates (2), the U-shaped plates (2) are provided with a protection limiting mechanism (3) for preventing the U-shaped plates from being bumped and damaged when a contact box is carried, the protection limiting mechanism (3) comprises adjusting columns (4) and supporting columns (5), the adjusting columns (4) are inserted into the U-shaped plates (2) in a sliding mode, the supporting columns (5) are rotatably connected with the U-shaped plates (2) through bearings, limiting assemblies (6) used for limiting the top end of the contact box are fixed at the tops of the supporting columns (5), connecting rings (7) are fixed at the tops of the adjusting columns (4), a plurality of pushing members (8) are installed on the outer sides of the connecting rings (7), linkage members (9) are fixed at the bottoms of the adjusting columns (4) and the supporting columns (5), each pushing member (8) comprises two pushing plates (10), one ends of the pushing plates (10) are rotatably connected with the outer sides of the connecting rings (7) through rotating shafts, sliding openings (11) are formed in the other ends of the connecting rings, the sliding openings (11) are inserted into the sliding openings (12), the outer ends of the sliding plates (12) are fixed with the surfaces of the sliding rods (2), and the limiting plates (13) fixed at the surfaces of the sliding plates (2), and the inner walls (14) and the limiting plates (6), and the inner walls (14) and rubber pads (14) fixed on the inner walls (6), l type limiting plate (22) slip cup joint in support column (5) the outside, and L type limiting plate (22) bottom is fixed with spacing arch (23) with contact box top looks adaptation, L type limiting plate (22) tail end is opened has mounting groove (24), and installs in mounting groove (24) and be used for spacing locating part (25) of usefulness of contact box top end diaphragm, support column (5) top is installed and is used for adjusting regulating part (25) form (26), locating part (25) include spacing notch board (27) and first trapezoidal piece (28), spacing notch board (27) and contact box top end diaphragm looks adaptation, and spacing notch board (27) inboard be fixed with telescopic link (29) fixed with mounting groove (24) inner wall, telescopic link (29) outside cover has spacing spring (30), and spacing spring (30) both ends respectively with spacing notch board (27) and mounting groove (24) inner wall contact, spacing notch board (27) top is fixed with second trapezoidal piece (31) with first trapezoidal piece (28) looks adaptation through the mounting bracket, first trapezoidal piece (28) both ends are all fixed with two trapezoidal piece (32) extrusion spring (32) outside slide bar (24), two sides (28) extrusion spring (32) top extrusion spring (32) and two sides are fixed, slide bar (33) outside plug-bar (32) extrusion spring (32) are fixed, and two plug-in the mounting groove (24) outside plug-in the mounting groove (24) top, the cover ) The inner wall contact, L type limiting plate (22) internal fixation has two connecting tube (34), and all has inserted in connecting tube (34) and connect rope (35), it is fixed with first trapezoidal piece (28) top to connect rope (35) one end, and the other end is connected with regulating part (26).

2. The protection device for the contact box of the switch cabinet according to claim 1, wherein: linkage (9) are including first trapezoidal plate (15) and second trapezoidal plate (16), first trapezoidal plate (15) are fixed in support column (5) bottom outside, it has a plurality of joint mouths (17) to open in regulation post (4) bottom outside, second trapezoidal plate (16) one end is fixed with two traveller (18), and traveller (18) outside slip cup joints installation piece (41) of fixing at U template (2) inner wall, two traveller (18) tail end is fixed with connecting plate (19), and connecting plate (19) internal fixation have with cardboard (20) of joint mouth (17) looks adaptation, traveller (18) outside cover has chucking spring (21), and chucking spring (21) both ends are second trapezoidal plate (16) and installation piece (41) contact respectively.

3. The protection device for the contact box of the switch cabinet according to claim 2, wherein: regulating part (26) is including adjusting cap (36), adjust cap (36) cover in support column (5) the outside, and support column (5) top corresponds and adjusts cap (36) position department and open one section and adjust cap (36) threaded connection's thread groove, it has regulating plate (37) to adjust cap (36) top through the bearing rotation cup jointed, and regulating plate (37) top and be connected rope (35) and fix, support column (5) outside is fixed with spacing ring (38), and support column (5) top is fixed with spacing piece (39), support column (5) outside cover has ejecting spring (40), and ejecting spring (40) both ends respectively with spacing ring (38) and regulation cap (36) bottom contact.

4. The protection device for the contact box of the switch cabinet according to claim 3, wherein: the limiting component (6) is made of light-weight plastic.