CN218268373U

CN218268373U - High-stability folding support

Info

Publication number: CN218268373U
Application number: CN202221987064.1U
Authority: CN
Inventors: 潘秀簸; 王震鸿
Original assignee: Jinhua Ao Dong Tools Co ltd
Current assignee: Jinhua Ao Dong Tools Co ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2023-01-10
Anticipated expiration: 2032-07-29

Abstract

The utility model discloses a high stability folding support aims at solving folding support and hangs the object when more, and the focus is unstable and the support dynamics of support bottom is not enough, causes the support to rock the problem of empting even easily. The key points of the technical scheme are as follows: the utility model provides a support is folded to high stability, includes landing leg and crossbeam, and the crossbeam includes articulated crossbeam one and crossbeam two, and the one end that crossbeam one and crossbeam two kept away from each other all rotates with the landing leg to be connected, and the one end fixedly connected with support of crossbeam is kept away from to the landing leg is provided with movable assembly between two supports, and movable assembly includes middle part articulated movable rod one and movable rod two, and movable rod one and movable rod two are provided with a plurality of groups. The utility model discloses a high stability folding support through setting up support and many movable rod one and movable rod two, increases the connection between the landing leg for drag each other between the landing leg, and increased the weight of support bottom, thereby strengthen the support dynamics of support, be difficult for empting.

Description

High-stability folding support

Technical Field

The utility model relates to a hardware and tools technical field, more specifically say, it relates to a folding support of high stability.

Background

The support is a common support bearing tool in daily life and production activities of people, can provide stable and reliable support for objects, and is usually used as a folding support in some specific use places such as a flowing booth and a temporary booth for carrying and transporting.

Although the practicality in the use has been improved to folding support, folding support is after expanding, because the holistic weight of support is lighter, when hanging the object more, the focus is unstable and the support dynamics of support bottom is not enough, continues to hang the object this moment or causes the support to rock or topple over easily when touching the support, consequently still has the not stable enough problem of support.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a high stability folding support through setting up support and many movable rods one and movable rod two for under the prerequisite of guaranteeing that the support can carry out the folding, when the support expandes, increase the connection between the landing leg, make and involve each other between the landing leg, and increased the weight of support bottom, thereby strengthen the support dynamics of support, be difficult for empting.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a high stability folding support, includes landing leg and crossbeam, the crossbeam includes first and second crossbeams of articulated crossbeam, the one end that first and second crossbeams kept away from each other all rotates with the landing leg to be connected, the one end fixedly connected with support, two of crossbeam are kept away from to the landing leg be provided with movable assembly between the support, movable assembly includes middle part articulated movable rod one and movable rod two, movable rod one and movable rod two are provided with a plurality of groups, and a plurality of the both ends of movable rod one all rotate with rather than adjacent movable rod two and are connected, two the same one end of support rotates with movable rod one and movable rod two respectively and is connected, two the equal sliding connection of the other end of support has the slider, set up on the support and supply the gliding spout of slider, the slider rotates with movable rod one, movable rod two and is connected.

By adopting the technical scheme, when the support is folded, the first crossbeam and the second crossbeam are in an inverted V shape, the included angle between the first movable rod and the second movable rod towards the support is a first included angle, the other included angle is a second included angle, in order to stably support the support after the support is unfolded, when the support needs to be unfolded for use, a user applies force to the support, the rotating joint of the first movable rod and the second movable rod connected with the support rotates under the action of tensile force, the first included angle is reduced, the projection length of the first movable rod and the second movable rod in the vertical direction is shortened, the sliding block is pushed to slide in the sliding groove in the direction close to the rotating joint of the support, meanwhile, the second included angle is increased, the projection length of the first movable rod and the second movable rod in the horizontal direction is increased, the distance between the two supports is increased, and the support drives the supporting legs to synchronously move, the both ends of crossbeam one and crossbeam two receive the pulling of landing leg and all take place to rotate, contained angle increase between crossbeam one and the crossbeam two, reach 180 degrees when the contained angle is that crossbeam one rotates to same straight line with crossbeam two, the slider just in time slides to contradict the spout and is close to the one end that the support rotated the junction, two supports pull open the certain distance, the support expandes completely this moment, the both ends of crossbeam one and crossbeam two receive the restriction that rotates the junction and all reach maximum turned angle, consequently, stable horizontally state that keeps when hanging the object atress, through setting up support and many movable rods one and movable rod two, make under guaranteeing that the support can carry out the folding prerequisite, when the support expandes, increase the connection between the landing leg, make and drag each other between the landing leg, and increased the weight of support bottom, thereby strengthen the support dynamics of support, be difficult for empting.

The utility model discloses further set up to: the support is provided with a locking assembly, the locking assembly comprises a through hole formed in the support and a blocking piece inserted in the through hole, and the through hole is communicated with the sliding groove.

Through adopting above-mentioned technical scheme, after the support expandes completely, insert the through-hole with the separation blade, the slider is kept the fixed state by the restriction between separation blade and spout inner wall, further strengthens the stability after the support expandes, avoids the support to be touched by the mistake and receives the exogenic action and lead to the support folding when using.

The utility model discloses further set up to: the separation blade is the setting of L type, be provided with reset spring between separation blade and the support.

Through adopting above-mentioned technical scheme, when needs expand the support, the pulling separation blade, make the separation blade no longer stand in the spout, the slider is in the state that can freely slide, reset spring receives the pulling force and is in tensile state by the extension, and the in-process separation blade that the support expanded is blockked by the slider and is made reset spring keep this state throughout, after the support expandes completely, the slider slides to the position of no longer contradicting the separation blade this moment, reset spring elastic recovery promotes the separation blade and gets into the spout once more, reset spring can promote the automatic card of separation blade to go into after the slider slides to finish, the operation is more simple and convenient, and can avoid losing after extracting the separation blade.

The utility model discloses further set up to: the slider internal rotation is connected with the gyro wheel, the outer wall of gyro wheel and the inner wall of spout are laminated mutually.

Through adopting above-mentioned technical scheme, when the slider received the drive, the gyro wheel can paste the reciprocal roll of inner wall of spout, effectively reduces the frictional force between slider and the spout, reduces the resistance when expandeing and folding support for the support is more light laborsaving when using.

The utility model discloses further set up to: one the bilateral symmetry of support is provided with the backup pad, the backup pad is the setting of L type, the one end that the support was kept away from to the backup pad is provided with elastic buckle, another set up the draw-in groove with elastic buckle looks gomphosis on the support.

Through adopting above-mentioned technical scheme, interval between two supports when the support is folding constantly reduces, at first the support extrusion when the support is contradicted to elasticity buckle, until removing to the position department that elasticity buckle and draw-in groove aimed at, elasticity buckle no longer by the extrusion and elasticity resumes the card to go into in the draw-in groove, two support interconnect this moment, the support is launched by oneself when avoiding carrying.

The utility model discloses further set up to: the two sides of the supporting leg are symmetrically provided with inclined auxiliary rods, and two ends of each auxiliary rod are fixedly connected with the supporting leg and the support respectively.

Through adopting above-mentioned technical scheme, the auxiliary rod forms stable triangle-shaped structure with the support for the support is more stable when using, and is more stable when making landing leg supporting beam one and crossbeam two.

The utility model discloses further set up to: two auxiliary rods symmetrically arranged on the same side of the support leg are respectively and rotatably connected with an auxiliary Liang Yi and an auxiliary Liang Er, and the ends, close to each other, of the auxiliary Liang Yi and the auxiliary Liang Erxiang are rotatably connected.

By adopting the technical scheme, the auxiliary Liang Yi and the auxiliary Liang Er are the same as and synchronous with the unfolding and folding modes of the first cross beam and the first cross beam, the auxiliary Liang Yi and the second auxiliary beam can increase the suspension space on one hand, and on the other hand, when the support is used for suspending an object, the gravity center is dispersed on two sides of the support leg, so that the effect of more stability of the support is achieved.

To sum up, the utility model discloses following beneficial effect has:

through setting up support and many movable rods one and movable rod two for guaranteeing under the support can carry out the folding prerequisite, when the support expandes, increase the connection between the landing leg, make and drag each other between the landing leg, and increased the weight of support bottom, thereby strengthen the support dynamics of support, be difficult for empting.

Drawings

Fig. 1 is a schematic view of the overall structure of the bracket of the present invention, showing the structural features of the cross beam, the first movable rod and the second movable rod of the present invention;

FIG. 2 is an enlarged view of section A of FIG. 1 showing the structural features of the flap and return spring;

fig. 3 is a cross-sectional view of the support of the present invention, showing the structural features of the slider, the runner and the roller;

fig. 4 is a schematic structural diagram of the first movable rod and the second movable rod of the present invention, which shows structural features of the first movable rod and the second movable rod.

In the figure: 1. a support leg; 2. a first cross beam; 3. a second cross beam; 4. a support; 5. a first movable rod; 6. a second movable rod; 7. a slider; 8. a chute; 9. a baffle plate; 10. a return spring; 11. a roller; 12. a support plate; 13. elastic buckle; 14. a card slot; 15. an auxiliary lever; 16. a first auxiliary beam; 17. and a second auxiliary beam.

Detailed Description

In order to make the technical solutions of the present invention better understood, the following detailed description of the present invention is provided with reference to the accompanying drawings and specific embodiments, and it should be noted that the embodiments and features of the embodiments of the present invention can be combined with each other without conflict.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "set/connected", "connected", and the like are to be interpreted broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present invention will be described in detail with reference to the accompanying drawings.

Referring to fig. 1-4, a high stability folding support, including landing leg 1 and crossbeam, the crossbeam includes articulated crossbeam one 2 and crossbeam two 3, the one end that crossbeam one 2 and crossbeam two 3 kept away from each other all rotates with landing leg 1 to be connected, the one end welding that landing leg 1 kept away from the crossbeam has support 4, the bilateral symmetry of landing leg 1 is provided with the auxiliary rod 15 of slope, the both ends of auxiliary rod 15 respectively with landing leg 1 and support 4 welded fastening, the symmetry welding is rotated respectively on two auxiliary rods 15 of landing leg 1 with one side and is connected with auxiliary beam one 16 and supplementary Liang Er, the one end that auxiliary beam one 16 and auxiliary beam two 17 are close to each other rotates to be connected, be provided with the movable assembly between two supports 4, the movable assembly includes middle part articulated movable rod one 5 and movable rod two 6, movable rod one 5 and movable rod two 6 are provided with a plurality of groups, and the both ends of a plurality of movable rod one 5 all rotate with its adjacent movable rod two 6 and are connected.

The same end of two supports 4 rotates with movable rod one 5 and movable rod two 6 respectively to be connected, the equal sliding connection of the other end of two supports 4 has slider 7, set up on the support 4 and supply the gliding spout 8 of slider 7, spout 8 is the T type and sets up, slider 7 is and sets up with the corresponding shape of spout 8, slider 7 internal rotation is connected with gyro wheel 11, the outer wall of gyro wheel 11 laminates with the inner wall of spout 8 mutually, slider 7 and movable rod one 5, movable rod two 6 all rotates to be connected, be provided with locking Assembly on the support 4, locking Assembly is including seting up the through-hole in support 4 and the separation blade 9 of pegging graft in the through-hole, the through-hole communicates with each other with spout 8, separation blade 9 is the L type setting, the welding has reset spring 10 between separation blade 9 and the support 4, the bilateral symmetry welding of a support 4 has backup pad 12, backup pad 12 is the L type setting, the one end that support 4 was kept away from to backup pad 12 bonds elasticity buckle 13, set up the draw-in groove 14 with elasticity buckle 13 looks gomphosis on another support 4.

The working principle is as follows: when the support is folded, the first beam 2 and the second beam 3 are inverted V-shaped, as shown in fig. 4, the included angle between the first movable rod 5 and the second movable rod 6 facing the support 4 is recorded as a first included angle, and the other included angle is recorded as a second included angle, in order to stably support the support after the support is unfolded, when the support needs to be unfolded for use, a user applies force to the support 4, the rotating connection part of the first movable rod 5 and the second movable rod 6 connected with the support 4 rotates under the action of tensile force, the first included angle is reduced, the projection length of the first movable rod 5 and the second movable rod 6 in the vertical direction is shortened, the sliding block 7 is pushed to slide in the sliding groove 8 towards the direction close to the rotating connection part of the support 4, the T-shaped sliding groove 8 can ensure that the sliding block 7 is always kept in a state of being attached to the sliding groove 8 and cannot be separated from the sliding groove, meanwhile, the second included angle is increased, the projection length of the first movable rod 5 and the second movable rod 6 in the horizontal direction is increased, the distance between the two supports 4 is increased, the supports 4 drive the supporting legs 1 to move synchronously, the two ends of the first cross beam 2 and the second cross beam 3 are pulled by the supporting legs 1 to rotate, the included angle between the first cross beam 2 and the second cross beam 3 is increased, when the included angle reaches 180 degrees, namely the first cross beam 2 and the second cross beam 3 rotate to the same straight line, the sliding block 7 just slides to one end of the abutting sliding chute 8 close to the rotating joint of the supports 4, the two supports 4 are pulled apart for a certain distance, the supports are unfolded completely at the moment, the two ends of the first cross beam 2 and the second cross beam 3 are limited by the rotating joint to reach the maximum rotating angle, therefore, when a suspended object is stressed, the suspended object is stably kept in a horizontal state, and under the premise that the supports can be folded, when the supports are unfolded, the connection between the supporting legs 1 is increased, so that the supporting legs 1 are mutually dragged, and the weight of the bottom of the support is increased, thereby enhancing the supporting force of the support and being not easy to topple.

When the support needs to be unfolded, a user firstly pulls the blocking piece 9 before applying force to the support 4, so that the blocking piece 9 is not protruded in the sliding groove 8 any more, the sliding block 7 is in a state capable of sliding freely, the reset spring 10 is stretched to be in a stretching state by tensile force, and the blocking piece 9 is blocked by the sliding block 7 in the support unfolding process so that the reset spring 10 is always kept in the state, after the support is completely unfolded, the sliding block 7 slides to a position where the blocking piece 9 is not abutted any more, the reset spring 10 elastically recovers and pushes the blocking piece 9 to enter the sliding groove 8 again, the sliding block 7 is limited to be kept in a fixed state between the blocking piece 9 and the inner wall of the sliding groove 8, the stability after the support is unfolded is further enhanced, and the support 4 is prevented from being mistakenly touched by external force to cause the support to be folded when in use.

The auxiliary rod 15 and the support 4 form a stable triangular structure, so that the support is more stable in use, the supporting leg 1 supports the first cross beam 2 and the second cross beam 3 more stably, the unfolding and folding modes of the first auxiliary beam 16 and the auxiliary beam Liang Er are the same as and synchronous with the first cross beam 2 and the second cross beam 2, the first auxiliary beam 16 and the second auxiliary beam 17 can increase the suspension space, and the gravity center of the support is dispersed on two sides of the supporting leg 1 when the support suspends objects, so that the more stable effect of the support is achieved.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a folding support of high stability, includes landing leg (1) and crossbeam, its characterized in that: the crossbeam includes articulated crossbeam one (2) and crossbeam two (3), the one end that crossbeam one (2) and crossbeam two (3) kept away from each other all rotates with landing leg (1) to be connected, the one end fixedly connected with support (4), two of crossbeam are kept away from in landing leg (1) be provided with movable assembly between support (4), movable assembly includes middle part articulated movable rod one (5) and movable rod two (6), movable rod one (5) and movable rod two (6) are provided with a plurality of groups, and a plurality of the both ends of movable rod one (5) all rotate with rather than adjacent movable rod two (6) to be connected, two the same end of support (4) rotates with movable rod one (5) and movable rod two (6) respectively to be connected, two the equal sliding connection of the other end of support (4) has slider (7), offer on support (4) and supply slider (7) gliding spout (8), slider (7) all rotate with movable rod one (5), movable rod two (6) to be connected.

2. A high stability folding stand according to claim 1 wherein: the support (4) is provided with a locking assembly, the locking assembly comprises a through hole formed in the support (4) and a blocking piece (9) inserted in the through hole, and the through hole is communicated with the sliding groove (8).

3. A high stability folding stand according to claim 2 wherein: the separation blade (9) is arranged in an L shape, and a return spring (10) is arranged between the separation blade (9) and the support (4).

4. A high stability folding stand according to claim 1 wherein: the slider (7) internal rotation is connected with gyro wheel (11), the outer wall of gyro wheel (11) is laminated with the inner wall of spout (8) mutually.

5. A high stability folding stand according to claim 1 wherein: one bilateral symmetry of support (4) is provided with backup pad (12), backup pad (12) are the setting of L type, the one end that support (4) were kept away from in backup pad (12) is provided with elasticity buckle (13), another draw-in groove (14) with elasticity buckle (13) looks gomphosis are seted up on support (4).

6. A high stability folding stand according to claim 1 wherein: the two sides of the supporting leg (1) are symmetrically provided with inclined auxiliary rods (15), and two ends of each auxiliary rod (15) are fixedly connected with the supporting leg (1) and the support (4) respectively.

7. The high stability folding stand of claim 6, wherein: two auxiliary rods (15) symmetrically arranged on the same side of the supporting leg (1) are respectively and rotatably connected with an auxiliary beam I (16) and an auxiliary Liang Er (17), and one ends of the auxiliary beam I (16) and the auxiliary Liang Er (17) which are close to each other are rotatably connected.