CN109713603A - The anti-drop device of low-voltage complete switch equipment drawer unit - Google Patents
The anti-drop device of low-voltage complete switch equipment drawer unit Download PDFInfo
- Publication number
- CN109713603A CN109713603A CN201910166832.3A CN201910166832A CN109713603A CN 109713603 A CN109713603 A CN 109713603A CN 201910166832 A CN201910166832 A CN 201910166832A CN 109713603 A CN109713603 A CN 109713603A
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- China
- Prior art keywords
- drawer
- drawer unit
- supporting plate
- guide rail
- outer guide
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Links
- 238000000605 extraction Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000007689 inspection Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 238000005086 pumping Methods 0.000 description 3
- 230000001141 propulsive effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 210000001624 hip Anatomy 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 239000000837 restrainer Substances 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Drawers Of Furniture (AREA)
Abstract
A kind of anti-drop device of low-voltage complete switch equipment drawer unit, the drawer unit support is on drawer supporting plate, and interior guide rail is installed in the two sides of drawer unit, and the rear end of interior guide rail is provided with snap-gauge；The two sides of drawer supporting plate are provided with outer guide and limit lock catch, and position-limit mechanism is arranged between outer guide and drawer supporting plate, and the front of outer guide is provided with block；Drawer supporting plate is arranged between the two sides outer guide of drawer supporting plate by the interior guide rail of two sides.Drawer unit can be slid in and out by the cooperation of interior guide rail and outer guide.The device changes the track-type facilities of existing drawer unit behaviour in service, increase its anti-drop function on the basis of keeping drawer unit function, drawer unit leaves cabinet body moment without operating personnel's pop-up, in addition this device can support the drawer unit of extraction state, keep drawer unit in the case where not separating with cabinet body vacantly, convenient working personnel carry out simple Inspection and maintenance to drawer unit.
Description
Technical field
The present invention relates to a kind of devices with anti-drop function for low-voltage complete switch equipment drawer unit.
Background technique
Low-voltage complete switch equipment generallys use drawer unit design, and structure is as shown in Figure 1, be arranged in cabinet body 1
There is a drawer unit 2, drawer unit 2 is by 3 support of drawer supporting plate that is fixed on cabinet body 1.This drawer type low-voltage complete switch is set
Standby feature is: generalization degree is high, has stronger interchangeability, can extract drawer unit 2 out cabinet body 1 and overhaul.But there is also not
Foot place, since 2 weight of drawer unit is larger, when drawer unit 2 being detached cabinet body 1 being overhauled, drawer unit 2 leaves pumping
The moment of drawer supporting plate 3 is fallen by gravity, and operating personnel does not have enough reaction time and strength to hold drawer unit upwards
2, it be easy to cause other drawer unit panels to lower section to collide with.
" a kind of drawer unit of low voltage drawing-out switching carbinet " disclosed in Chinese patent literature CN203722108U, including
Frame body, a modulus height corresponding to frame body are made of the drawer unit of two halfs, and switch peace is provided in frame body
Loading board is additionally provided with Propulsive interlocking device and secondary dynamic plug-in unit screwing-in device in frame body, and Propulsive interlocking device is mounted on frame body
Middle part, secondary dynamic plug-in unit screwing-in device are mounted on the right side of the frame body, and the rear portion of frame body is additionally provided with can be with the pumping of the frame body
Drawer unit forms the primary dynamic plug-in unit of distribution loop.
Above-mentioned drawer unit is the contact engaging and separating force for mitigating existing dynamic plug-in unit, so that the movement of drawer unit is lighter, peace
Complete and reliability improves, maintenance convenience.But there is no caducous when solving the problems, such as that existing drawer unit pulls out.
" novel anti-dropping device for drawer of low-voltage cabinet " disclosed in CN102035147A, including dropproof piece and guide rail, it is anti-to fall
The middle position that block is bolted on drawer left plate outer plate surface is fallen, dropproof piece can rotate around bolt, and dropproof piece
Front end be equipped with inside limit cylinder, its rear end is equipped with downward hook, and the front end of guide rail is equipped with upward spacing block set, takes out
It is located at the position in front of bolt on drawer left plate and is provided with limit circular hole, when drawer is located in drawer compartments, limits on cylinder
Top of the apical grafting in limit circular hole is stuck up, while linking up with the sagging top for being overlapped on guide rail, when drawer slide outwardlys among it
When drawer compartments are exposed in position, hook can hook spacing block set, at this time when pushing the bottom in limit cylinder to limit circular hole,
Hook can be detached from spacing block set.
Above-mentioned anti-drop device needs manual depression to limit cylinder to limiting circular hole when making hook be detached from spacing block set
Interior bottom, this, which allows for personnel, should remove drawer unit, push limit cylinder again, inconvenient for operation, there are drawer lists
The risk that member falls off.
Summary of the invention
The present invention proposes a kind of easy to use, energy for deficiency existing for existing low-voltage complete switch equipment drawer unit
The anti-drop device of the low-voltage complete switch equipment drawer unit of enough reliable anti-dropouts.
The anti-drop device of low-voltage complete switch equipment drawer unit of the invention, using following technical scheme:
The anti-drop device, for the drawer unit support on drawer supporting plate, interior guide rail is installed in the two sides of drawer unit, interior
The rear end of guide rail is provided with snap-gauge；The two sides of drawer supporting plate are provided with outer guide and limit lock catch, outer guide and drawer supporting plate it
Between position-limit mechanism is set, the front of outer guide is provided with block；Drawer unit is arranged by the interior guide rail of two sides in drawer supporting plate
Two sides outer guide between.Drawer unit can be slid in and out by the cooperation of interior guide rail and sliding outer guide.
The position-limit mechanism is that limiting slot is arranged on drawer supporting plate, is provided with fixed column on sliding outer guide, fixed
Column protrudes into limiting slot.Sliding outer guide can only be slided in the length of limiting slot by fixed column.
The limit lock catch, including rise and fall plate and limit plate, the plate that rises and falls are mounted on drawer supporting plate by shaft, limit plate
It is connected to and rises and falls on plate, have inclined-plane thereon.It is provided with limiting slot on the plate that rises and falls, limited post is provided in limiting slot, limits
Position column is fixedly mounted on drawer supporting plate.It can rotate around the axis, the limit for the plate rotational angle that rises and falls is realized by limiting slot and limited post
Position.
When drawer unit pushing status limit latch in outer guide effect under lift, drawer unit by interior guide rail with
The cooperation of outer guide can slide in and out.After drawer unit extraction, limit lock catch, which is fallen, stops outer guide slid inward, position restrainer
Structure stops outer guide to slide in and out.Snap-gauge on interior guide rail contacts guide rail in blocking with the block on outer guide and slips outward.It takes out
When drawer unit will be separated with cabinet body, upward micro- lift drawer unit, drawer supporting plate no longer stops the snap-gauge on interior guide rail, drawer unit
It can move out.When drawer unit is pushed into, for interior guide rail along outer guide slid inward, snap-gauge boosts limit lock catch, limit lock catch upwards
No longer stop outer guide, outer guide completes the push-in of drawer unit with interior guide rail slid inward.
The present invention changes the track-type facilities of existing drawer unit behaviour in service, on the basis of keeping drawer unit function
Increase its anti-drop function, drawer unit leaves cabinet body moment without operating personnel's pop-up, and in addition this device can support pumping
The drawer unit to do well keeps drawer unit in the case where not separating with cabinet body vacantly, and convenient working personnel are to drawer
Unit carries out simple Inspection and maintenance.
Detailed description of the invention
Fig. 1 is the drawer unit structural schematic diagram of existing low-voltage complete switch equipment.
Fig. 2 is the structural schematic diagram of the anti-drop device of low-voltage complete switch equipment drawer unit of the invention.
Fig. 3 is the lateral plan of Fig. 2.
Fig. 4 is that interior guide rail pulls open status diagram in the present invention.
Fig. 5 is the lateral plan of Fig. 4.
Fig. 6 is the structural schematic diagram of limit lock catch 6 in the present invention.
Fig. 7 is the drawer unit status diagram that limit lock catch is fallen in extraction.
In figure: 1. cabinet bodies, 2. drawer units, 3. drawer supporting plates, guide rail in 4., 5. outer guides, 6. limit lock catch, 7. long waists
Hole, 8. fixed columns, 9. snap-gauges, 10. blocks, 11. rise and fall plate, 12. limit plates, 13. shafts, 14. limited posts, 15. limiting slots,
16. inclined-plane.
Specific embodiment
As shown in Figures 2 and 3, the anti-drop device of low-voltage complete switch equipment drawer unit of the invention, is in drawer
The two sides of unit 2 are bolted guide rail 4 in installation, and the rear end of interior guide rail 4 is provided with snap-gauge 9, and the rear portion of snap-gauge 9 has
Inclined-plane.On drawer supporting plate 3, drawer supporting plate 3 is fixed on cabinet body 12 support of drawer unit, and the two sides of drawer supporting plate 3 are equipped with
Outer guide 5 and limit lock catch 6 are slided, outer guide 5 slidably and by position-limit mechanism realizes limit.Position-limit mechanism is in drawer support
The two sides of plate 3 are provided with long lumbar hole 7 (limiting slot), and fixed column 8 is provided on outer guide 5, and fixed column 8 protrudes into long lumbar hole 7,
Outer guide 5 can only be slided in the length of long lumbar hole 7 by fixed column 8.The front of outer guide 5 is provided with block 10.Interior guide rail 4
It realizes to lift by snap-gauge 9 between outer guide 5 and be detached from.
It is connected to outer guide 5 slidably on drawer supporting plate 3 by the cooperation of fixed column 8 and long lumbar hole 7, drawer unit
When the interior guide rail 4 of 2 two sides is displaced outwardly, outer guide 5 is driven to slide in and out.Drawer unit 2 passes through interior guide rail 4 thereon and drawer support
The cooperation of outer guide 5 can slide in and out on plate 3.
As described in Fig. 4 and Fig. 5, drawer unit 2 stops 5 slid inward of outer guide after extracting out, and fixed column 8 and long lumbar hole 7 hinder
Gear outer guide 5 slides in and out.Snap-gauge 5 on interior guide rail is contacted with the block 10 on outer guide 5, and interior guide rail 4 is stopped to slip outward.
When drawer unit 2 will be separated with cabinet body 1, upward micro- lift drawer unit 2, drawer supporting plate 3 no longer stops the snap-gauge 9 on interior guide rail,
Drawer unit 2 can move out.
The structure of limit lock catch 6 is as shown in fig. 6, include rise and fall plate 11 and limit plate 12.The plate 11 that rises and falls is pacified by shaft 13
On drawer supporting plate 3, it is provided with limiting slot 15 on the plate 11 that rises and falls, limited post 14 is provided in limiting slot 15, limited post 14 is solid
Dingan County is on drawer supporting plate 3.The plate 11 that rises and falls 13 can rotate around the shaft, and realize rotational angle by limiting slot 15 and limited post 14
Limit, realization lift and fall.When the plate 11 that rises and falls is fallen, bottom surface is lower than the top surface of outer guide 5, makes limit lock catch 6 can be with
Stop outer guide 5.Limit plate 12, which is connected to, to rise and fall on plate 11, has inclined-plane 16 thereon.
In push-in, interior guide rail 4 slides drawer unit 2 inwards along outer guide 5, the inclined-plane on interior 4 rear end snap-gauge 9 of guide rail
The inclined-plane 16 for jacking up limit plate 12, lifts entire limit lock catch 6 13 around the shaft, limit lock catch 6 no longer stops outer guide 5, makes
Drawer unit 2 is smoothly pushed into, as described in Figure 6.After drawer unit 2 is pushed into, the plate 11 that rises and falls of limit lock catch 6 is in the upper of outer guide 5
Face is in lifting status.In extraction, with the outer shifting of outer guide 5, limit lock catch 6 is fallen drawer unit 2, as described in Figure 7.
When drawer unit 2 will be separated with cabinet body, upward micro- lift drawer unit 2, drawer supporting plate 4 no longer stops on interior guide rail 4
Snap-gauge 9, drawer unit 2 can move out.
Claims (4)
1. a kind of anti-drop device of low-voltage complete switch equipment drawer unit, the drawer unit support on drawer supporting plate,
It is characterized in that: interior guide rail is installed in the two sides of drawer unit, the rear end of interior guide rail is provided with snap-gauge；The two sides of drawer supporting plate are provided with
Outer guide and limit lock catch, are arranged position-limit mechanism between outer guide and drawer supporting plate, the front of outer guide is provided with block；Drawer
Unit is arranged between the two sides outer guide of drawer supporting plate by the interior guide rail of two sides.Drawer unit is outer by interior guide rail and sliding
The cooperation of guide rail can slide in and out.
2. the anti-drop device of low-voltage complete switch equipment drawer unit according to claim 1, characterized in that the limit
Position mechanism is that limiting slot is arranged on drawer supporting plate, is provided with fixed column on sliding outer guide, fixed column protrudes into limiting slot.
3. the anti-drop device of low-voltage complete switch equipment drawer unit according to claim 1, characterized in that the limit
Position lock, including rise and fall plate and limit plate, the plate that rises and falls are mounted on drawer supporting plate by shaft, and limit plate is connected to the plate that rises and falls
On, inclined-plane is had thereon.
4. the anti-drop device of low-voltage complete switch equipment drawer unit according to claim 3, characterized in that described
It falls and is provided with limiting slot on plate, limited post is provided in limiting slot, limited post is fixedly mounted on drawer supporting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910166832.3A CN109713603B (en) | 2019-03-06 | 2019-03-06 | Anti-falling device of drawer unit of low-voltage switchgear assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910166832.3A CN109713603B (en) | 2019-03-06 | 2019-03-06 | Anti-falling device of drawer unit of low-voltage switchgear assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109713603A true CN109713603A (en) | 2019-05-03 |
| CN109713603B CN109713603B (en) | 2024-06-11 |
Family
ID=66266340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910166832.3A Active CN109713603B (en) | 2019-03-06 | 2019-03-06 | Anti-falling device of drawer unit of low-voltage switchgear assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109713603B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9606485D0 (en) * | 1995-03-24 | 1996-06-05 | Chu Leo | Sliding track assembly for drawers |
| US6454372B1 (en) * | 2000-11-16 | 2002-09-24 | Jun-Long Yang | Positioning device for a drawer rail |
| CN2559260Y (en) * | 2002-08-15 | 2003-07-09 | 台湾滑轨股份有限公司 | Drawer sliding rail with anti sliding off device |
| CN201048712Y (en) * | 2007-06-29 | 2008-04-23 | 东莞市石龙万通实业有限公司 | Two-folding self-locking sliding rail |
| CN201468546U (en) * | 2009-07-29 | 2010-05-19 | 朱建华 | Limiting device of drawer slide rail |
| CN203328274U (en) * | 2013-06-23 | 2013-12-11 | 洪闻凯 | Easily-disassembled type drawer guide rail |
| CN203576001U (en) * | 2013-11-13 | 2014-05-07 | 莆田市力天红木艺雕有限公司 | Drawer dropping-preventing mechanism |
| CN203787836U (en) * | 2014-02-24 | 2014-08-20 | 泰豪科技股份有限公司 | Suspension device capable of preventing low-voltage cabinet drawer from falling off |
| CN203932772U (en) * | 2014-05-23 | 2014-11-05 | 宁波通诚电气有限公司 | A kind of Novel anti-dropping device for drawer of low-voltage cabinet |
| CN209929832U (en) * | 2019-03-06 | 2020-01-10 | 山东爱普电气设备有限公司 | Anti-falling device of drawer unit of low-voltage complete switch equipment |
-
2019
- 2019-03-06 CN CN201910166832.3A patent/CN109713603B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9606485D0 (en) * | 1995-03-24 | 1996-06-05 | Chu Leo | Sliding track assembly for drawers |
| US6454372B1 (en) * | 2000-11-16 | 2002-09-24 | Jun-Long Yang | Positioning device for a drawer rail |
| CN2559260Y (en) * | 2002-08-15 | 2003-07-09 | 台湾滑轨股份有限公司 | Drawer sliding rail with anti sliding off device |
| CN201048712Y (en) * | 2007-06-29 | 2008-04-23 | 东莞市石龙万通实业有限公司 | Two-folding self-locking sliding rail |
| CN201468546U (en) * | 2009-07-29 | 2010-05-19 | 朱建华 | Limiting device of drawer slide rail |
| CN203328274U (en) * | 2013-06-23 | 2013-12-11 | 洪闻凯 | Easily-disassembled type drawer guide rail |
| CN203576001U (en) * | 2013-11-13 | 2014-05-07 | 莆田市力天红木艺雕有限公司 | Drawer dropping-preventing mechanism |
| CN203787836U (en) * | 2014-02-24 | 2014-08-20 | 泰豪科技股份有限公司 | Suspension device capable of preventing low-voltage cabinet drawer from falling off |
| CN203932772U (en) * | 2014-05-23 | 2014-11-05 | 宁波通诚电气有限公司 | A kind of Novel anti-dropping device for drawer of low-voltage cabinet |
| CN209929832U (en) * | 2019-03-06 | 2020-01-10 | 山东爱普电气设备有限公司 | Anti-falling device of drawer unit of low-voltage complete switch equipment |
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| Publication number | Publication date |
|---|---|
| CN109713603B (en) | 2024-06-11 |
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