CN107374119A - Overturning-preventing furniture - Google Patents

Abstract

Overturning-preventing furniture, include cabinet and anti-tipping apparatus；Anti-tipping apparatus includes swing seat, overturning-preventing swing rod, preceding climbing protection device and rear climbing protection device；The side of swing seat and cabinet is connected, and overturning-preventing swing rod is hinged with swing seat, and climbing protection device is hinged with cabinet and overturning-preventing swing rod；During use, when children climb the preceding climbing plate of cabinet, preceding climbing plate driving overturning-preventing swing rod is swung forward counterclockwise, while overturning-preventing swing rod is swung forward counterclockwise in the presence of its gravity, cabinet is supported using overturning-preventing swing rod, avoids cabinet from dumping forward；When children climb the rear climbing plate of cabinet, plate driving overturning-preventing swing rod is climbed afterwards to swing backwards in the direction of the clock, overturning-preventing swing rod is swung backwards in the direction of the clock in the presence of its gravity simultaneously, is supported cabinet using overturning-preventing swing rod, is avoided cabinet from toppling over backward；Avoid cabinet from toppling over and be pressed onto children, protect the safety of children.

Description

Overturning-preventing furniture

Technical field

The present invention relates to a kind of cupboard, particularly a kind of overturning-preventing furniture.

Background technology

At present, the cupboard that household uses, when children climb cupboard alone, cupboard is toppled over, and often has children to be weighed wounded by cupboard Or the accident killed occurs, a kind of overturning-preventing furniture, the needs of children's safety.

The content of the invention

The purpose of the present invention is overcome the deficiencies in the prior art, there is provided a kind of overturning-preventing furniture, the cabinet used for household Son, reduce and either avoid children from being occurred by the accident that cupboard weighs wounded or kills.

The technical solution adopted in the present invention is：Overturning-preventing furniture includes cabinet and anti-tipping apparatus；Anti-dumping upside-down mounting Put and include swing seat, overturning-preventing swing rod, preceding climbing protection device and rear climbing protection device；Swing seat include seat board, balance staff, Preceding resilient key and rear resilient key, seat board are fixedly connected with the side of cabinet, the bottom plate of balance staff, preceding resilient key and rear resilient key It is fixedly connected with seat board；Overturning-preventing swing rod includes swing set, support bar and pendulum, and swing set is hinged with balance staff, support bar and pendulum Set is fixedly connected, and support bar is fixedly connected with pendulum, and pendulum has space with ground；Preceding climbing protection device includes preceding climbing Plate, preceding foam-rubber cushion and preceding push rod, the top of preceding climbing plate and cabinet are hinged, and the upper end of preceding push rod is hinged with preceding climbing plate, preceding The lower end of push rod and the drive shaft of swing set are hinged, and preceding foam-rubber cushion is between preceding climbing plate and the preceding upper surface of cabinet；After climb Protection device climbs plate, rear foam-rubber cushion and rear push-rod after including, rear to climb plate and the top of cabinet is hinged, rear push-rod it is upper End is hinged with rear preceding climbing plate, and the lower end of rear push-rod and the drive shaft of swing set are hinged, and rear foam-rubber cushion climbs plate and cabinet after being located at Rear upper surface between；Support bar is provided with pin-and-hole, and pin-and-hole is located at the opposite of preceding resilient key and rear resilient key；Preceding push rod and after Push rod is made up of spring, and the original state of preceding push rod and rear push-rod is the state of straight line；The original state of overturning-preventing furniture is： The front foot of cabinet and the rear foot contact with ground, the front panel of cabinet and cabinet by panel and horizontal line, preceding climbing Plate and rear climbing plate are parallel with horizontal line.

The application method of overturning-preventing furniture is：Overturning-preventing furniture is positioned on flat ground；When children are before cabinet Panel is climbed, and when pulling the preceding climbing plate above cabinet, cabinet is turned forward under the Action of Gravity Field of children, the rear foot of cabinet Leave ground；Before children pull during climbing plate, the elastic force of foam-rubber cushion is downward before preceding climbing plate overcomes in the presence of children's gravity Swing in the direction of the clock, it is preceding climbing plate by preceding push rod promote swing set rotate counterclockwise, swing set drive support bar with Pendulum is swung counterclockwise, while rear push-rod follows swing set to swing and bend, and is avoided rear push-rod from hindering swing set to rotate, is made to prevent Swing rod is toppled over to swing before cabinet；While cabinet turns forward, the overturning-preventing swing rod of anti-tipping apparatus is in its gravity In the presence of swing counterclockwise, the support bar and pendulum of overturning-preventing swing rod are swung to the front face direction of cabinet, when Pendulum is swung to when being contacted with ground, and overturning-preventing swing rod supports cabinet, avoids cabinet from dumping forward, and avoids cabinet from being pressed onto It is virgin；When children are climbed in cabinet by panel, pull the rear climbing plate above cabinet, make cabinet under the Action of Gravity Field of children Tilt backwards, ground is left in the front foot of cabinet；When children climb plate after pulling, rear plate of climbing overcomes in the presence of children's gravity The elastic force of foam-rubber cushion is swung downwards counterclockwise afterwards, and rear plate of climbing promotes swing set to turn in the direction of the clock by rear push-rod Dynamic, swing set drives support bar to be swung in the direction of the clock with pendulum, while preceding push rod follows swing set to swing and bend, and is pushed away before avoiding Bar hinders swing set to rotate, and makes overturning-preventing swing rod to swing behind cabinet；While cabinet tilts backwards, anti-tipping apparatus Overturning-preventing swing rod is swung clockwise in the presence of its gravity, and the support bar and pendulum of overturning-preventing swing rod are to cabinet Swung by panel direction, when pendulum, which is swung to, to be contacted with ground, overturning-preventing swing rod supports cabinet, avoids cabinet from retreating , cabinet is avoided to be pressed onto children.

The beneficial effects of the invention are as follows：Overturning-preventing furniture includes cabinet and anti-tipping apparatus；Anti-tipping apparatus includes There are swing seat, overturning-preventing swing rod, preceding climbing protection device and rear climbing protection device；The side of swing seat and cabinet connects, anti-dumping Inverted pendulum bar is hinged with swing seat, and climbing protection device is hinged with cabinet and overturning-preventing swing rod；In use, when children pull cabinet During preceding climbing plate, preceding climbing plate driving overturning-preventing swing rod is swung forward counterclockwise, while overturning-preventing swing rod is in its gravity In the presence of counterclockwise forward swing, cabinet is supported using overturning-preventing swing rod, avoids cabinet from dumping forward；At the very moment When child pulls the rear climbing plate of cabinet, rear plate driving overturning-preventing swing rod of climbing is swung backwards in the direction of the clock, while overturning-preventing Swing rod is swung backwards in the direction of the clock in the presence of its gravity, is supported cabinet using overturning-preventing swing rod, is avoided cabinet Topple over backward；Avoid cabinet from toppling over and be pressed onto children, protect the safety of children.

Brief description of the drawings

Fig. 1 is the structural representation of overturning-preventing furniture；

Fig. 2 is Fig. 1 left view.

Embodiment

The present invention is further detailed with reference to accompanying drawing for anti-dumping face：

Fig. 1 left view, overturning-preventing furniture include cabinet shown in the structural representation and Fig. 2 of overturning-preventing furniture shown in Fig. 1 Body 1 and anti-tipping apparatus 2；Anti-tipping apparatus 2 include swing seat 3, overturning-preventing swing rod 4, preceding climbing protection device 5 and after climb Climb protection device 6；Swing seat 3 includes seat board 7, balance staff 8, preceding resilient key 9 and rear resilient key 10, the side of seat board 7 and cabinet 1 11 are fixedly connected, and the bottom plate of balance staff 8, preceding resilient key 9 and rear resilient key 10 is fixedly connected with seat board 7；Overturning-preventing swing rod 4 includes There are swing set 12, support bar 13 and pendulum 14, swing set 12 is be hinged with balance staff 8, and support bar 13 is fixedly connected with swing set 12, support bar 13 are fixedly connected with pendulum 14, and pendulum 14 has space with ground 26；Climbing plate 15, preceding sea before preceding climbing protection device 5 includes Continuous pad 16 and preceding push rod 17, the top 18 of preceding climbing plate 15 and cabinet 1 is be hinged, and the upper end of preceding push rod 17 is cut with scissors with preceding climbing plate 15 Connect, the lower end of preceding push rod 17 and the drive shaft 19 of swing set 12 are be hinged, and preceding foam-rubber cushion 16 is climbed before on before plate 15 and cabinet 1 Between end face 20；Plate 21, rear foam-rubber cushion 22 and rear push-rod 23 are climbed after climbing protection device 6 includes afterwards, it is rear to climb plate 21 Be hinged with the top 18 of cabinet 1, the upper end of rear push-rod 23 and rear preceding climbing plate 21 are be hinged, lower end and the swing set 12 of rear push-rod 23 Drive shaft 19 is be hinged, and rear foam-rubber cushion 22 is climbed between plate 21 and the rear upper surface 24 of cabinet 1 after being located at；Support bar 13 is provided with pin-and-hole 25, pin-and-hole 25 is located at the opposite of preceding resilient key 9 and rear resilient key 10.

In order to implement the positioning of overturning-preventing swing rod 4, distance and rear elasticity of the axis of preceding resilient key 9 with the axis of balance staff 8 The axis of pin 10 is equal with the distance of the axis of balance staff 8, preceding resilient key 9 and the afterwards axis of resilient key 10 to the axis of balance staff 8 Distance is equal with the radius that the pin-and-hole 25 of support bar 13 is swung, the axis of pin-and-hole 25 resilient key 10 with preceding resilient key 9 and afterwards Diameter parallel, the radius of pin-and-hole 25 are more than the radius of preceding resilient key 9 and rear resilient key 10；Swing seat 3 be provided with front limit plate 27 with And rear position margining plate 28, front limit plate 27 are located at the front of support bar 13, rear position margining plate 28 is located at the back of support bar 13, for limiting The amplitude that support bar 13 processed is swung；Preceding push rod 17 and rear push-rod 23 are made up of spring, at the beginning of preceding push rod 17 and rear push-rod 23 Beginning state is the state of straight line；The original state of overturning-preventing furniture is：The front foot 29 of cabinet 1 and the rear foot 30 connect with ground 26 Touch, the front panel 31 of cabinet 1 and cabinet 1 by panel 32 and horizontal line, preceding climbing plate 15 and rear climbing plate 21 with Horizontal line is parallel.

The application method of overturning-preventing furniture is：Overturning-preventing furniture is positioned on flat ground 26；When children are in cabinet 1 Front panel 31 is climbed, and when pulling the preceding climbing plate 15 above cabinet 1, cabinet 1 is turned forward under the Action of Gravity Field of children, cabinet The rear foot 30 of body 1 leaves ground 26；Before children pull during climbing plate 15, before preceding climbing plate 15 overcomes in the presence of children's gravity The elastic force of foam-rubber cushion 16 is swung downwards in the direction of the clock, and preceding climbing plate 15 promotes swing set 12 by side counterclockwise by preceding push rod 17 To rotation, swing set 12 drives support bar 13 to be swung counterclockwise with pendulum 14, while rear push-rod 23 follows swing set 12 to swing And bend, avoid rear push-rod 23 from hindering swing set 12 to rotate, make overturning-preventing swing rod 4 to swing before cabinet 1；In cabinet 1 forward While inclination, the overturning-preventing swing rod 4 of anti-tipping apparatus 2 is swung counterclockwise in the presence of its gravity, anti-dumping inverted pendulum The support bar 13 and pendulum 14 of bar 4 are swung to the direction of front face 31 of cabinet 1, are contacted when pendulum 14 is swung to ground 26 When, overturning-preventing swing rod 4 supports cabinet 1, avoids cabinet 1 from dumping forward, and avoids cabinet 1 from being pressed onto children；When children are in cabinet 1 Climbed by panel 32, when pulling the rear climbing plate 21 above cabinet 1, tilt backwards cabinet 1 under the Action of Gravity Field of children, Ground 26 is left in the front foot 29 of cabinet 1；When children climb plate 21 after pulling, rear plate 21 of climbing overcomes in the presence of children's gravity The elastic force of foam-rubber cushion 22 is swung downwards counterclockwise afterwards, and rear plate 21 of climbing promotes swing set 12 by clockwise by rear push-rod 23 Direction rotates, and swing set 12 drives support bar 13 to be swung in the direction of the clock with pendulum 14, while preceding push rod 17 follows swing set 12 to put Move and bend, push rod 17 hinders swing set 12 to rotate before avoiding, and makes overturning-preventing swing rod 4 to swing behind cabinet 1；Cabinet 1 to While rear-inclined, the overturning-preventing swing rod 4 of anti-tipping apparatus 2 is swung clockwise in the presence of its gravity, overturning-preventing The support bar 13 and pendulum 14 of swing rod 4 are swung to cabinet 1 by the direction of panel 32, are contacted when pendulum 14 is swung to ground 26 When, overturning-preventing swing rod 4 supports cabinet 1, avoids cabinet 1 from toppling over backward, avoids cabinet 1 from being pressed onto children.

In order to keep tilting the stability of cabinet 1, the pendulum 14 of overturning-preventing swing rod 4 is swung forwards to be contacted with ground 26 When, overturning-preventing swing rod 4 constitutes a support triangle shape with the front panel 31 of cabinet 1 and ground 26, avoids cabinet 1 from turning forward ；The swing backward of pendulum 14 of overturning-preventing swing rod 4 to when being contacted with ground 26, overturning-preventing swing rod 4 and cabinet 1 by panel 32 with And ground 26 constitutes a support triangle shape, avoids cabinet 1 from toppling over backward.

In order to limit the amplitude that cabinet 1 tilts forward and back, and overturning-preventing swing rod 4 is avoided to be moved again after swinging in place, anti-dumping The support bar 14 of inverted pendulum bar 4 is swung when being contacted with the front limit plate 27 of swing seat 3 forward counterclockwise, overturning-preventing swing rod 4 Support bar 13 is blocked by front limit plate 27, and overturning-preventing swing rod 4 stops swinging forward counterclockwise；Overturning-preventing swing rod 4 stops When swinging forward counterclockwise, resilient key 9 before the pin-and-hole 25 of support bar 14 is just aligned, preceding resilient key 9 is in its spring bullet The pin-and-hole 25 of support bar 14 is sprung into the presence of power, avoids overturning-preventing swing rod 4 from swinging again；The support bar 14 of overturning-preventing swing rod 4 is pressed When swing contacts with the rear position margining plate 28 of swing seat 3 backwards clockwise, the support bar 13 of overturning-preventing swing rod 4 is by rear position margining plate 28 Block, overturning-preventing swing rod 4 stops swinging backwards in the direction of the clock；Overturning-preventing swing rod 4 stops swinging backwards counterclockwise When, resilient key 10 after the pin-and-hole 25 of support bar 14 is just aligned, rear resilient key 10 springs into support in the presence of its spring force The pin-and-hole 25 of bar 14, avoids overturning-preventing swing rod 4 from swinging again.

When the support bar 14 of overturning-preventing swing rod 4 is swung forward counterclockwise, support bar 14 contacts with preceding resilient key 9 When, resilient key 9 is retracted before the elastic force pressure of its spring of resilient key 9 before support bar 14 first overcomes, when support bar 14 swings to its pin-and-hole Before 25 alignments during resilient key 9, preceding resilient key 9 springs into the pin-and-hole 25 of support bar 14 in the presence of its spring force；Anti-dumping inverted pendulum When the support bar 14 of bar 4 is swung backwards counterclockwise, when support bar 14 contacts with rear resilient key 10, support bar 14 first overcomes Resilient key 10 is retracted after the elastic force pressure of its spring of resilient key 10 afterwards, the resilient key 10 after support bar 14 swings to the alignment of its pin-and-hole 25 When, rear resilient key 10 springs into the pin-and-hole 25 of support bar 14 in the presence of its spring force.

In order that after inclined cabinet 1 is supported by overturning-preventing swing rod 4, its stability is maintained, cabinet 1 turns forward, preceding bullet Property pin 9 when springing into the pin-and-hole 25 of support bar 14, overturning-preventing swing rod 4 is equal to or less than 90 ° of angles with the angle of ground 26；Cabinet 1 to Rear-inclined, when rear resilient key 10 springs into the pin-and-hole 25 of support bar 14, overturning-preventing swing rod 4 is equal to or less than with the angle of ground 26 90 ° of angles.

Forward or slided backward in order to avoid inclined cabinet 1, the front lower portion 33 of cabinet 1 is provided with preceding tread plate 34, preceding Tread plate 34 is fixedly connected with the front lower portion 33 of cabinet 1, and preceding tread plate 34 is provided with preceding groove 35, and preceding tread plate 34 is located at front foot 29 Side, slide during for preventing cabinet 1 from turning forward；The rear lower 36 of cabinet 1 is provided with rear tread plate 37, rear tread plate 37 with The rear lower 36 of cabinet 1 is fixedly connected, and rear tread plate 37 is provided with rear groove 38, and rear tread plate 37 is located at the side of the rear foot 30, is used Slided when preventing cabinet 1 from tilting backwards；Preceding tread plate 34 and rear tread plate 37 are made up of rubber.

When cabinet 1 turns forward, the preceding tread plate 34 of the front lower portion 33 of cabinet 1 contacts with ground 26, when overturning-preventing swing rod 4 Support bar 14 when being contacted with the front limit plate 27 of swing seat 3, the preceding groove 35 of preceding tread plate 34 contacts with ground 26, avoids cabinet 1 slides backward；When cabinet 1 tilts backwards, the rear tread plate 37 of the rear lower 36 of cabinet 1 contacts with ground 26, when anti-dumping inverted pendulum When the support bar 14 of bar 4 contacts with the rear position margining plate 28 of swing seat 3, the rear groove 38 of rear tread plate 37 contacts with ground 26, avoids The forward slip of cabinet 1；When cabinet 1 turns forward, the frictional force that the preceding groove 35 of preceding tread plate 34 contacts with ground 26 is more than cabinet The horizontal component that body 1 is moved rearwards；When cabinet 1 tilts backwards, friction that the rear groove 38 of rear tread plate 37 contacts with ground 26 Power is more than the horizontal component that cabinet 1 moves forward.

In order to avoid cabinet 1 is toppled over forward or backward, swing seat 3 includes left swing seat 39 and right swing seat 40, left swing seat 39 are fixedly connected with the left surface 41 of cabinet 1, and right swing seat 40 is fixedly connected with the right flank 42 of cabinet 1；Overturning-preventing swing rod 4 includes There are left overturning-preventing swing rod 43 and right overturning-preventing swing rod 44, the swing set 12 of left overturning-preventing swing rod 43 is cut with scissors with the balance staff 8 of left swing seat 39 Connect, the swing set 12 of right overturning-preventing swing rod 44 and the balance staff 8 of right swing seat 40 are be hinged；Preceding push rod 17 includes left front push rod 45 and the right side Preceding push rod 46, rear push-rod 23 include left back push rod 47 and right rear push-rod 48；Left front push rod 45 and left overturning-preventing swing rod 43 Swing set 12 and preceding climbing plate 15 are be hinged, and push rod 46 is cut with scissors with the swing set 12 of right overturning-preventing swing rod 44 and preceding climbing plate 15 before the right side Connect；Left back push rod 47 and the swing set 12 of left overturning-preventing swing rod 43 and rear climbing plate 21 are be hinged, right rear push-rod 48 and right overturning-preventing The swing set 12 of swing rod 44 and rear climbing plate 21 are be hinged；Swing set 12 includes left swing set 49 and right swing set 50, and left swing set 49 is set There are left front hinge 51 and left back hinge 52, right swing set 50 is provided with hinge 54 behind hinge 53 before the right side and the right side；Left front push rod 45 with The left front hinge 51 of left swing set 49 and preceding climbing plate 15 are be hinged, and push rod 46 and hinge 53 before the right side of right swing set 50 are be hinged before the right side； The left back hinge 52 and rear climbing plate 21 of left back push rod 47 and left swing set 49 are be hinged, behind the right side of right rear push-rod 48 and right swing set 50 Hinge 54 and rear climbing plate 21 are be hinged.

Before children climb before cabinet 1 during climbing plate 15, preceding climbing left front push rod 45 of the plate 15 by preceding push rod 17 And push rod 46 drives the left overturning-preventing swing rod 43 of overturning-preventing swing rod 4 and right overturning-preventing swing rod 44 to swing forward before the right side, utilize Left overturning-preventing swing rod 43 and right overturning-preventing swing rod 44 contact with ground 26, utilize left overturning-preventing swing rod 43 and right anti-dumping inverted pendulum Bar 44 supports cabinet 1, avoids cabinet 1 from dumping forward；When children climb plate 21 after the climbing of the back side of cabinet 1, plate is climbed afterwards 21 drive left overturning-preventing swing rod 43 and the right side of overturning-preventing swing rod 4 by the left back push rod 47 and right rear push-rod 48 of rear push-rod 23 The swing backward of overturning-preventing swing rod 44, contacted using left overturning-preventing swing rod 43 and right overturning-preventing swing rod 44 with ground 26, utilize a left side Overturning-preventing swing rod 43 and right overturning-preventing swing rod 44 support cabinet 1, avoid cabinet 1 from toppling over backward.

After cabinet 1 turns forward, by the righting of cabinet 1, before in the pin-and-hole 25 of the support bar 13 of left overturning-preventing swing rod 43 Resilient key 9 extrudes, and the preceding resilient key 9 in the pin-and-hole 25 of support bar 13 of right overturning-preventing swing rod 44 is extruded, left anti-dumping inverted pendulum Bar 43 and right overturning-preventing swing rod 44 follow reset after the righting of cabinet 1；Preceding climbing plate 15 pushes away before left front push rod 45 and the right side Resetted under the promotion of bar 46 by swing counterclockwise；After cabinet 1 tilts backwards, by the righting of cabinet 1, by left overturning-preventing swing rod Rear resilient key 10 in 43 pin-and-hole 20 of support bar 13 extrudes, and by the pin-and-hole 25 of support bar 13 of right overturning-preventing swing rod 44 Resilient key 10 extrudes afterwards, and left overturning-preventing swing rod 43 and right overturning-preventing swing rod 44 follow reset after the righting of cabinet 1；After climb plate 21 swing reset in the direction of the clock under the promotion of left back push rod 47 and right rear push-rod 48.

Cabinet 1 turns forward after righting, and preceding climbing plate 15 resets, and preceding push rod 17 returns to the state of straight line, preceding foam-rubber cushion 16 expand reset in the presence of own material elastic force；After cabinet 1 tilts backwards righting, rear plate 21 of climbing resets, rear push-rod 23 The state of straight line is returned to, rear foam-rubber cushion 22 expands reset in the presence of own material elastic force.

Claims (10)

1. overturning-preventing furniture, it is characterised in that：Described overturning-preventing furniture includes cabinet（1）And anti-tipping apparatus（2）；It is anti- Tilting device（2）Include swing seat（3）, overturning-preventing swing rod（4）, preceding climbing protection device（5）And rear climbing protection device （6）；Swing seat（3）Include seat board（7）, balance staff（8）, preceding resilient key（9）And rear resilient key（10）, seat board（7）With cabinet（1） Side（11）It is fixedly connected, balance staff（8）, preceding resilient key（9）And rear resilient key（10）Bottom plate and seat board（7）It is fixed to connect Connect；Overturning-preventing swing rod（4）Include swing set（12）, support bar（13）And pendulum（14）, swing set（12）With balance staff（8）It is be hinged, Support bar（13）With swing set（12）It is fixedly connected, support bar（13）With pendulum（14）It is fixedly connected, pendulum（14）With ground（26） There is space；Preceding climbing protection device（5）Climbing plate before including（15）, preceding foam-rubber cushion（16）And preceding push rod（17）, preceding climbing Plate（15）With cabinet（1）Top（18）It is be hinged, preceding push rod（17）Upper end and preceding climbing plate（15）It is be hinged, preceding push rod（17）'s Lower end and swing set（12）Drive shaft（19）It is be hinged, preceding foam-rubber cushion（16）Positioned at preceding climbing plate（15）With cabinet（1）Preceding upper end Face（20）Between；Climbing protection device afterwards（6）Plate is climbed after including（21）, rear foam-rubber cushion（22）And rear push-rod（23）, after Climb plate（21）With cabinet（1）Top（18）It is be hinged, rear push-rod（23）Upper end with it is rear before climbing plate（21）It is be hinged, rear push-rod （23）Lower end and swing set（12）Drive shaft（19）It is be hinged, rear foam-rubber cushion（22）Plate is climbed after being located at（21）With cabinet（1）'s Upper surface afterwards（24）Between；Support bar（13）Provided with pin-and-hole（25）, pin-and-hole（25）Positioned at preceding resilient key（9）And rear resilient key （10）Opposite.

2. overturning-preventing furniture according to claim 1, it is characterised in that：Described preceding resilient key（9）Axis and balance staff （8）Axis distance and rear resilient key（10）Axis and balance staff（8）Axis distance it is equal, preceding resilient key（9）And Resilient key afterwards（10）Axis to balance staff（8）The distance and support bar of axis（13）Pin-and-hole（25）The radius of swing is equal, pin Hole（25）Axis and preceding resilient key（9）And rear resilient key（10）Diameter parallel, pin-and-hole（25）Radius be more than preceding elasticity Pin（9）And rear resilient key（10）Radius.

3. overturning-preventing furniture according to claim 1, it is characterised in that：Described swing seat（3）Provided with front limit plate（27） And rear position margining plate（28）, front limit plate（27）Positioned at support bar（13）Front, rear position margining plate（28）Positioned at support bar（13） Back, for limiting support bar（13）The amplitude of swing.

4. overturning-preventing furniture according to claim 1, it is characterised in that：Described preceding push rod（17）And rear push-rod（23） It is made up of spring, preceding push rod（17）And rear push-rod（23）Original state be straight line state.

5. overturning-preventing furniture according to claim 1, it is characterised in that：The original state of described overturning-preventing furniture is： Cabinet（1）Front foot（29）And the rear foot（30）With ground（26）Contact, cabinet（1）Front panel（31）And cabinet（1）'s By panel（32）With horizontal line, preceding climbing plate（15）Plate is climbed after and（21）It is parallel with horizontal line.

6. overturning-preventing furniture according to claim 1, it is characterised in that：Described cabinet（1）Front lower portion（33）It is provided with Preceding tread plate（34）, preceding tread plate（34）With cabinet（1）Front lower portion（33）It is fixedly connected, preceding tread plate（34）Provided with preceding groove （35）, preceding tread plate（34）Positioned at front foot（29）Side, for preventing cabinet（1）Slided when turning forward；Cabinet（1）After Bottom（36）Provided with rear tread plate（37）, rear tread plate（37）With cabinet（1）Rear lower（36）It is fixedly connected, rear tread plate （37）Provided with rear groove（38）, rear tread plate（37）Positioned at the rear foot（30）Side, for preventing cabinet（1）Slided when tilting backwards It is dynamic.

7. overturning-preventing furniture according to claim 6, it is characterised in that：Described preceding tread plate（34）And rear tread plate （37）It is made up of rubber.

8. overturning-preventing furniture according to claim 1, it is characterised in that：Described swing seat（3）Include left swing seat（39） And right swing seat（40）, left swing seat（39）With cabinet（1）Left surface（41）It is fixedly connected, right swing seat（40）With cabinet（1）'s Right flank（42）It is fixedly connected；Overturning-preventing swing rod（4）Include left overturning-preventing swing rod（43）And right overturning-preventing swing rod（44）, it is left Overturning-preventing swing rod（43）Swing set（12）With left swing seat（39）Balance staff（8）It is be hinged, right overturning-preventing swing rod（44）Swing set（12） With right swing seat（40）Balance staff（8）It is be hinged；Preceding push rod（17）Include left front push rod（45）And push rod before the right side（46）, rear push-rod （23）Include left back push rod（47）And right rear push-rod（48）.

9. overturning-preventing furniture according to claim 8, it is characterised in that：Described left front push rod（45）With left anti-dumping inverted pendulum Bar（43）Swing set（12）And preceding climbing plate（15）It is be hinged, push rod before the right side（46）With right overturning-preventing swing rod（44）Swing set（12） And preceding climbing plate（15）It is be hinged；Left back push rod（47）With left overturning-preventing swing rod（43）Swing set（12）Plate is climbed after and（21） It is be hinged, right rear push-rod（48）With right overturning-preventing swing rod（44）Swing set（12）Plate is climbed after and（21）It is be hinged.

10. overturning-preventing furniture according to claim 9, it is characterised in that：Described swing set（12）Include left swing set （49）And right swing set（50）, left swing set（49）Provided with left front hinge（51）And left back hinge（52）, right swing set（50）It is provided with Hinge before the right side（53）And hinge behind the right side（54）；Left front push rod（45）With left swing set（49）Left front hinge（51）And preceding climbing Plate（15）It is be hinged, push rod before the right side（46）With right swing set（50）The right side before hinge（53）It is be hinged；Left back push rod（47）With left swing set （49）Left back hinge（52）Plate is climbed after and（21）It is be hinged, right rear push-rod（48）With right swing set（50）The right side after hinge（54） Plate is climbed after and（21）It is be hinged.