CN113224680B

CN113224680B - Draw-out type electric low-voltage switch cabinet capable of preventing drawer from shaking

Info

Publication number: CN113224680B
Application number: CN202110537117.3A
Authority: CN
Inventors: 姚金桂; 郑梅芳; 郑益民
Original assignee: Ji'an Zhenghe Electric Power Development Co ltd
Current assignee: Ji'an Zhenghe Electric Power Development Co ltd
Priority date: 2021-05-18
Filing date: 2021-05-18
Publication date: 2022-08-05
Anticipated expiration: 2041-05-18
Also published as: CN113224680A

Abstract

The invention relates to the technical field of draw-out type electric low-voltage switch cabinets, and discloses a draw-out type electric low-voltage switch cabinet capable of preventing a drawer from shaking. This can prevent pull-out type electric power low voltage switchgear that drawer rocked, through the rotation of wheel, make the drawer can be more smooth move in the inside of drawer room, the drawer removes at drawer indoor portion simultaneously, when rocking from top to bottom appears, through the relative effort of first spring to support column and sliding tray inner wall, what make the drawer rocks is offset by the buffering, and then make the drawer can more stable move in the inside of drawer room, reduce the drawer when drawer indoor portion removes to a certain extent, the condition of rocking from top to bottom appears.

Description

Draw-out type electric low-voltage switch cabinet capable of preventing drawer from shaking

Technical Field

The invention relates to the technical field of a draw-out type electric low-voltage switch cabinet, in particular to a draw-out type electric low-voltage switch cabinet capable of preventing a drawer from shaking.

Background

However, the existing draw-out type low-voltage switch cabinet is pulled and pulled manually, and due to accumulated tolerance existing in the manufacturing process of equipment, the drawer unit is easy to swing in the pulling and pulling process, so that the problems of dislocation, poor contact and the like are caused, and the plug-in and the element are damaged.

According to the above problems, the patent publications are compared: CN210577361U discloses a pull-out type low voltage switchgear that can prevent drawer and rock, including tank bracket, interlayer board, installing support and drawer unit, the parallel setting in vertical direction interval is followed to the interlayer board on the tank bracket to effectively avoid the drawer unit to rock in the pull in-process, avoid appearing the dislocation, contact failure, phenomenons such as the damage of plug-in components and component, and drawer unit convenient assembling, but following problem still can appear at the in-process that uses of this scheme: when the drawer unit moves in the switch cabinet, the moving direction of the drawer unit cannot be limited, so that the drawer unit is easy to swing when moving, and meanwhile, if the drawer unit collides with the inner wall of the cabinet body when swinging, impact force generated by collision is transmitted to the inside of the drawer unit, so that the damage of electrical components in the drawer unit is easy to cause, and the electrical components in the drawer unit cannot normally work.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the draw-out type electric low-voltage switch cabinet capable of preventing the drawer from shaking, which has the advantages that the drawer unit is not easy to swing in the drawing process, and the like, and solves the problem that the drawer unit is easy to swing in the drawing process.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: can prevent pull-out type electric power low-voltage switchgear that drawer rocked, including the cabinet body, the front side of the cabinet body is opened and is equipped with the drawer room, and the inside sliding connection of drawer room has the drawer, the louvre with the inside intercommunication of drawer is all seted up to the surface about the drawer, and the sliding tray has been seted up to the bottom of drawer, and the second spacing groove has been seted up at the top of drawer, and the indoor portion's of drawer last fixed surface is connected with the first limiting plate with the spacing inslot sliding connection of second, and the vertical cross-section of first limiting plate is right trapezoid, and first spacing groove has been seted up in the left side of drawer, and the power groove has been seted up to the right surface of first spacing inslot portion, and the inside in power groove is provided with prevents rocking device.

Preferably, the inside fixedly connected with first spring of sliding tray, the bottom fixedly connected with and the inside sliding connection's of sliding tray support column of first spring, the bottom of support column are provided with wheel, beneficial effect: the support column reciprocating in the sliding tray inside can make first spring compress and reset, and the support column can drive the wheel simultaneously and slide in with the inside of roll-off sliding tray, and then reduces to a certain extent because of the drawer too big to the pressure of wheel, makes the dead condition of card appear in the bottom of drawer in the wheel.

Preferably, the bottom of first limiting plate is provided with the spin with second spacing inslot swing joint, beneficial effect: make first limiting plate can be more smooth move in the inside of second spacing groove through the spin, make the frictional force between first limiting plate and the second spacing groove obtain certain reduction.

Preferably, the anti-shaking device comprises a second transmission rod, the right end of the second transmission rod is rotatably connected with the inner wall of the power groove, the front surface and the rear surface of the interior of the power groove are respectively provided with a moving groove, the interior of the two moving grooves is respectively provided with a sliding block in a sliding manner, a limiting shaft is fixedly connected between the two sliding blocks, the surface of the limiting shaft is fixedly connected with a limiting block, the surface of the limiting shaft is slidably connected with a transmission block rotatably connected with the left end of the second transmission rod, the limiting block is positioned at the front side of the transmission block, the front side of the transmission block is fixedly connected with a second spring, the front end of the second spring is fixedly connected with the rear side of the sliding block, the second spring is movably sleeved on the limiting shaft, the top of the transmission block is rotatably connected with a first transmission rod, the left end of the first transmission rod is rotatably connected with a supporting plate slidably connected with the interior of the power groove, the left surface of the interior of the drawer chamber is fixedly connected with a second limiting plate slidably connected with the interior of the first limiting groove, the transverse section of second limiting plate is right trapezoid equally, the right side of second limiting plate and the left side sliding connection of backup pad, and the right side of second limiting plate is provided with spin, beneficial effect equally: compress through removing the second spring, the slider drives spacing axle and moves right in the inside of shifting chute simultaneously, and then realizes reducing the buffering of shaking power.

The basic working principle of the scheme is as follows: make the drawer slide in the inside of drawer room, first limiting plate slides in the inside of second spacing inslot simultaneously, cooperation through second spacing groove and first limiting plate, make the drawer when sliding in the inside of drawer room, the drawer can be quick fixes a position, vertical cross-section through first limiting plate is right trapezoid simultaneously, make the inside of the second spacing inslot that slides in that first limiting plate can be more smooth, the drawer removes at the indoor portion of drawer, when rocking from top to bottom appears, through the relative effort of first spring to support column and sliding tray inner wall, the rocking of messenger's drawer is offset by the buffering.

The basic beneficial effects of the scheme are as follows: through the rotation of wheel, make the drawer can be more smooth move in the inside of drawer room, the drawer removes in drawer indoor portion simultaneously, when rocking from top to bottom appears, through the relative effort of first spring to support column and sliding tray inner wall, the rocking that makes the drawer is offset by the buffering, and then makes the drawer can more stable move in the inside of drawer room, when reducing the drawer and moving in drawer indoor portion to a certain extent, the condition of rocking from top to bottom appears.

(III) advantageous effects

Compared with the prior art, the invention provides a draw-out type electric low-voltage switch cabinet capable of preventing a drawer from shaking, which has the following beneficial effects:

1. this can prevent pull-out type electric power low voltage switchgear that drawer rocked, through the rotation of wheel, make the drawer can be more smooth move in the inside of drawer room, the drawer removes at drawer indoor portion simultaneously, when rocking from top to bottom appears, through the relative effort of first spring to support column and sliding tray inner wall, what make the drawer rocks is offset by the buffering, and then make the drawer can more stable move in the inside of drawer room, reduce the drawer when drawer indoor portion removes to a certain extent, the condition of rocking from top to bottom appears.

2. This can prevent pull-out type electric power low voltage switchgear that drawer rocked, compress through removing the second spring, the slider drives spacing axle and moves right in the inside of shifting chute simultaneously, and then realize reducing the buffering of shaking power, simultaneously after shaking power and disappearing, the second spring resets and makes first transfer line and second transfer line and backup pad reset, make the surface of backup pad hug closely the second limiting plate simultaneously, make the removal of drawer receive the restriction, make the drawer more stable at the indoor portion's of drawer removal, difficult appearance rocks, make the user can more stable operative installations, make the inside electrical components of drawer obtain the protection.

3. This can prevent pull-out type electric power low tension switchgear that drawer rocked can make the extreme position that the stopper moved backward receive the restriction through the transmission piece, and then makes the second transfer line can not appear mutually perpendicular's the condition with the transmission piece, prevents that the dead condition of card from appearing in second transfer line and transmission piece, makes the drive transmission piece that the second transfer line can be more smooth carry out the back-and-forth movement, makes the user can more convenient operative installations.

4. This can prevent pull-out type electric power low-voltage switchgear that drawer rocked, vertical cross-section through first limiting plate is right trapezoid, makes the inside of the second spacing groove that slides in that first limiting plate can be more smooth, reduces first limiting plate when sliding in second spacing inslot portion to a certain extent, and the drawer striking is on first limiting plate, and the condition that the card died and damaged appears in the removal that makes the drawer, and then makes the drawer obtain certain protection with the inside component of drawer.

5. This can prevent pull-out type electric power low-voltage switchgear that drawer rocked makes the inside at the second spacing groove that first limiting plate can be more smooth through the spin remove, makes the frictional force between first limiting plate and the second spacing groove obtain certain reduction, makes user's promotion drawer that can be more laborsaving, makes the drawer remove on first limiting plate through the second spacing groove, makes user's messenger's drawer that can be more convenient slide in the inside of drawer room.

Drawings

FIG. 1 is a schematic structural diagram of a drawout type electric low-voltage switch cabinet of the invention;

FIG. 2 is a schematic view of a drawer according to the present invention;

FIG. 3 is a schematic view of the internal structure of the sliding groove of the present invention;

FIG. 4 is a schematic cross-sectional view of a second spacing groove according to the present invention;

FIG. 5 is a schematic top plan view of the power cell of the present invention;

FIG. 6 is an enlarged view of A in FIG. 5 according to the present invention.

In the figure: the cabinet body 1, the drawer chamber 2, the

drawer

3, 4 wheels, 5 first spacing grooves, 6 louvres, 7 second spacing grooves, 8 sliding grooves, 9 support columns, 10 first springs, 11 spin, 12 first spacing plates, 13 spacing shafts, 14 power grooves, 15 support plates, 16 second spacing plates, 17 spacing blocks, 18 first transmission rods, 19 second transmission rods, 20 second springs, 21 moving grooves, 22 sliders and 23 transmission blocks.

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. 1-6, the present invention provides a technical solution: a draw-out type electric low-voltage switch cabinet capable of preventing a drawer from shaking comprises a cabinet body 1, the cabinet body 1 is of an existing structure and not described herein, a drawer chamber 2 is arranged at the front side of the cabinet body 1, the number of the drawer chambers 2 is multiple, the same structure is arranged inside the multiple drawer chambers 2, a drawer 3 is slidably connected inside the drawer chamber 2, electrical components are arranged inside the drawer 3, heat dissipation holes 6 communicated with the inside of the drawer 3 are formed in the left surface and the right surface of the drawer 3, the heat dissipation speed of heat generated by the components inside the drawer 3 can be increased through the heat dissipation holes 6, the electrical components inside the drawer 3 can work more smoothly, a sliding groove 8 is formed in the bottom of the drawer 3, a first spring 10 is fixedly connected inside the sliding groove 8, a support column 9 slidably connected with the inside of the sliding groove 8 is fixedly connected to the bottom end of the first spring 10, wheels 4 are arranged at the bottom of the support column 9, the wheels 4 can rotate at the bottom of the supporting column 9, the first spring 10 can be compressed and reset by the up-and-down movement of the supporting column 9 in the sliding groove 8, meanwhile, the supporting column 9 can drive the wheels 4 to slide into and out of the sliding groove 8, so that the phenomenon that the wheels 4 are blocked at the bottom of the drawer 3 due to the overlarge pressure of the drawer 3 on the wheels 4 is reduced to a certain extent, the internal structure of the device is protected to a certain extent, a user can use the device more smoothly, the service life of the internal structure of the device is prolonged to a certain extent, the top of the drawer 3 is provided with a second limiting groove 7, the upper surface in the drawer chamber 2 is fixedly connected with a first limiting plate 12 in sliding connection with the inside of the second limiting groove 7, the longitudinal vertical cross section of the first limiting plate 12 is in a right trapezoid shape, the bottom of the first limiting plate 12 is provided with a rolling ball 11 movably connected with the inside of the second limiting groove 7, the rolling ball 11 can roll between the first limiting plate 12 and the second limiting groove 7, the left side of the drawer 3 is provided with a first limiting groove 5, the right surface inside the first limiting groove 5 is provided with a power groove 14, and an anti-shaking device is arranged inside the power groove 14;

the drawer 3 is enabled to slide into the drawer chamber 2, meanwhile, the first limit plate 12 slides into the second limit groove 7, the drawer 3 can be rapidly positioned when the drawer 3 slides into the drawer chamber 2 through the matching of the second limit groove 7 and the first limit plate 12, meanwhile, the longitudinal vertical section of the first limit plate 12 is in a right trapezoid shape, the first limit plate 12 can slide into the second limit groove 7 more smoothly, the situation that the drawer 3 is jammed and damaged when the first limit plate 12 slides into the second limit groove 7 is reduced to a certain extent, the drawer 3 impacts the first limit plate 12, the movement of the drawer 3 is enabled to occur, the rolling ball is enabled to appear, further, elements inside the drawer 3 and the drawer 3 are protected to a certain extent, meanwhile, the first limit plate 12 can move in the second limit groove 7 more smoothly through the first limit plate 11, and the friction force between the first limit plate 12 and the second limit groove 7 is enabled to be reduced to a certain extent, the drawer 3 can be pushed by a user more laborsavingly, the drawer 3 can move on the first limiting plate 12 through the second limiting groove 7, the user can more conveniently slide the drawer 3 into the drawer chamber 2, after the drawer 3 slides into the drawer chamber 2, the drawer 3 can move in the drawer chamber 2 more smoothly through the rotation of the wheels 4, meanwhile, the drawer 3 moves in the drawer chamber 2, when the drawer shakes up and down, the relative acting force of the first spring 10 on the inner walls of the support columns 9 and the sliding grooves 8 is buffered and offset, so that the drawer 3 can move in the drawer chamber 2 more stably, and the condition of shaking up and down when the drawer 3 moves in the drawer chamber 2 is reduced to a certain extent;

the anti-shaking device comprises a second transmission rod 19, the right end of the second transmission rod 19 is rotatably connected with the inner wall of a power groove 14, the front surface and the rear surface of the interior of the power groove 14 are respectively provided with a moving groove 21, sliding blocks 22 are respectively arranged in the two moving grooves 21 in a sliding manner, a limiting shaft 13 is fixedly connected between the two sliding blocks 22, the surface of the limiting shaft 13 is fixedly connected with a limiting block 17, the surface of the limiting shaft 13 is slidably connected with a transmission block 23 rotatably connected with the left end of the second transmission rod 19, the limiting block 17 can move back and forth on the surface of the limiting shaft 13, the limiting block 17 is positioned on the front side of the transmission block 23, the limit position of the limiting block 17 moving back can be limited through the transmission block 23, the second transmission rod 19 can not be perpendicular to the transmission block 23, the blocking of the second transmission rod 19 and the transmission block 23 can be prevented, and the second transmission rod 19 can drive the transmission block 23 to move back and forth more smoothly, the device is more convenient for a user to use, the front side of the transmission block 23 is fixedly connected with a second spring 20, the front end of the second spring 20 is fixedly connected with the rear side of the sliding block 22, the second spring 20 is movably sleeved on the limiting shaft 13 and can be compressed and reset by the back and forth movement of the transmission block 23, the top of the transmission block 23 is rotatably connected with a first transmission rod 18, the left end of the first transmission rod 18 is rotatably connected with a supporting plate 15 which is slidably connected with the inside of the power groove 14, the left surface inside the drawer chamber 2 is fixedly connected with a second limiting plate 16 which is slidably connected with the inside of the first limiting groove 5, the transverse section of the second limiting plate 16 is also in a right trapezoid shape, the right side of the second limiting plate 16 is slidably connected with the left side of the supporting plate 15, and the right side of the second limiting plate 16 is also provided with a rolling ball 11;

when the drawer 3 slides into the drawer chamber 2, the second limit plate 16 slides into the first limit groove 5, and the right side of the second limit plate 16 contacts with the left side of the support plate 15, when the drawer 3 shakes left and right in the drawer chamber 2, the second limit plate 16 makes the support plate 15 move right in the power groove 14, and the first transmission rod 18 drives the transmission block 23 and the second transmission rod 19 to move forward and the second spring 20 to compress, and the slider 22 drives the limit shaft 13 to move right in the moving groove 21, so as to reduce the buffering of shaking force, and when the shaking force disappears, the second spring 20 resets to reset the first transmission rod 18, the second transmission rod 19 and the support plate 15, and the support plate 15 clings to the surface of the second limit plate 16, so that the left and right movement of the drawer 3 is limited, and the movement of the drawer 3 in the drawer chamber 2 is more stable, the device is not easy to shake, so that a user can use the device more stably, and electrical elements inside the drawer 3 are protected.

The working principle is as follows: when the draw-out type electric low-voltage switch cabinet capable of preventing the drawer from shaking is used;

the first step is as follows: the drawer 3 slides into the drawer chamber 2, meanwhile, the first limiting plate 12 slides into the second limiting groove 7, and through the matching of the second limiting groove 7 and the first limiting plate 12, when the drawer 3 slides into the drawer chamber 2, the drawer 3 can be rapidly positioned, and meanwhile, through the fact that the longitudinal vertical section of the first limiting plate 12 is in a right trapezoid shape, the first limiting plate 12 can slide into the second limiting groove 7 more smoothly;

the second step is that: the drawer 3 moves in the drawer chamber 2, and when the drawer shakes up and down, the shaking of the drawer 3 is buffered and offset by the relative acting force of the first spring 10 on the supporting column 9 and the inner wall of the sliding groove 8;

the third step: when drawer 3 slided into drawer room 2's inside, second limiting plate 16 slided into the inside of first spacing groove 5, the right side of second limiting plate 16 contacts with the left side of backup pad 15 simultaneously, when drawer 3 appears rocking about drawer room 2's inside, second limiting plate 16 makes backup pad 15 move right in the inside of power groove 14, first transfer line 18 drives transmission piece 23 and second transfer line 19 and moves second spring 20 forward simultaneously and compresses, slider 22 drives spacing axle 13 and moves right in the inside of moving groove 21 simultaneously, and then the realization is reduced shaking the buffering of power.

Claims

1. Can prevent pull-out type electric power low-voltage switchgear that drawer rocked, including the cabinet body (1), open the front side of the cabinet body (1) and be equipped with drawer room (2), the inside sliding connection of drawer room (2) has drawer (3), its characterized in that: the left surface and the right surface of the drawer (3) are respectively provided with a heat dissipation hole (6) communicated with the inside of the drawer (3), the bottom of the drawer (3) is provided with a sliding groove (8), the top of the drawer (3) is provided with a second limiting groove (7), the upper surface of the inside of the drawer chamber (2) is fixedly connected with a first limiting plate (12) in sliding connection with the inside of the second limiting groove (7), the left side of the drawer (3) is provided with a first limiting groove (5), the right surface of the inside of the first limiting groove (5) is provided with a power groove (14), the inside of the power groove (14) is provided with an anti-shaking device, the anti-shaking device comprises a second transmission rod (19), the right end of the second transmission rod (19) is rotatably connected with the inner wall of the power groove (14), the front surface and the rear surface of the inside of the power groove (14) are both provided with moving grooves (21), and sliders (22) slide in the two moving grooves (21), spacing axle (13) of fixedly connected with between two slider (22), the surperficial sliding connection of spacing axle (13) have with second transfer line (19) left end rotate transmission piece (23) of being connected, the top of transmission piece (23) is rotated and is connected with first transfer line (18), the left end of first transfer line (18) is rotated and is connected with backup pad (15) with power groove (14) inside sliding connection, the fixed surface of spacing axle (13) is connected with stopper (17), and stopper (17) are located the front side of transmission piece (23), the front side fixedly connected with second spring (20) of transmission piece (23), the front end of second spring (20) and the rear side fixed connection of slider (22), second spring (20) activity cup joints on spacing axle (13).

2. The draw-out type electric low-voltage switch cabinet capable of preventing the drawer from shaking as claimed in claim 1, wherein: the inside fixedly connected with first spring (10) of sliding tray (8), the bottom fixedly connected with of first spring (10) and sliding tray (8) inside sliding connection's support column (9), the bottom of support column (9) is provided with wheel (4).

3. The draw-out type electric low-voltage switch cabinet capable of preventing the drawer from shaking as claimed in claim 1, wherein: the longitudinal vertical section of the first limiting plate (12) is a right trapezoid.

4. The draw-out type electric low-voltage switch cabinet capable of preventing the drawer from shaking as claimed in claim 1, wherein: the bottom of the first limiting plate (12) is provided with a rolling ball (11) movably connected with the inside of the second limiting groove (7).

5. The draw-out type electric low-voltage switch cabinet capable of preventing the drawer from shaking as claimed in claim 1, wherein: the inside left surface fixed connection of drawer room (2) has second limiting plate (16) with the inside sliding connection of first spacing groove (5), and the transverse section of second limiting plate (16) is right trapezoid equally, the right side of second limiting plate (16) and the left side sliding connection of backup pad (15).

6. The draw-out type electric low-voltage switch cabinet capable of preventing the drawer from shaking as claimed in claim 5, wherein: the rolling ball is also arranged on the right side of the second limit plate (16).