TWM539591U - Elevatable supporting device - Google Patents

Description

Liftable support device

The present invention relates to a lifting and lowering support device, and more particularly to a bracket for supporting a display module and allowing the display module to move up and down.

The conventional lifting bracket usually comprises a base, a supporting column, a trolley disposed on the base and moving along the supporting column, and the display device is connected to the trolley, so that the display device can be adjusted up and down height. Generally, the support column is provided with at least one slide rail. The conventional slide rail is a linear slide rail having a ball structure, and generally includes an outer rail, an inner rail, and an inner rail disposed therein. The ball-lined rail between the rails is mounted on the sliding member when the display module is locked on the inner rail, and the sliding member and the display module can be moved up and down along the bracket via the sliding rail. In addition, at least one elastic component is mounted between the sliding member and the support column to provide an elastic force to support the weight of the display module, and the display module can be stopped at any height.

However, the above-mentioned liftable bracket has many parts and complicated assembly processes, which often increases the manufacturing cost.

In view of this, the present invention provides a novel structure of the liftable bracket, which reduces the assembly parts and simplifies the assembly process, can reduce the manufacturing cost, and can thin the bracket, which has great demand and development potential in the industry.

In order to achieve the above object, the present invention provides a lifting and supporting device, comprising: a bracket, comprising a body, the body having a receiving space, a first opening and a second opening, the first opening facing the first Orienting and communicating the accommodating space, the second opening is oriented in a second direction and communicates with the accommodating space; a trolley includes a main body and an extension arm connected to the main body, wherein the main body is disposed in the accommodating space The extension arm protrudes outside the bracket via the first opening; a first self-lubricating block is fixed on the body of the trolley and contacts the body and adjacent to the second opening; and an elastic element, Connected between the pulley and the bracket. Wherein, when an external force is applied to the trolley, the first self-lubricating block rubs against the body, so that the trolley can move between a highest position and a lowest position relative to the bracket, when the external force is removed, The resilient element provides an elastic force that causes the trolley to stop relative to the bracket.

In one embodiment, the self-lubricating block includes a metal member and a plastic member covering the metal member. In addition, the first self-lubricating block has a recess, and the trolley further includes at least one fastener disposed in the recess and locked to the main body through the self-lubricating block.

In one embodiment, the elastic member is a force spring having a winding portion and a free end opposite to the winding portion, and the pulley further includes a protruding post formed on the main body, the winding portion sleeve Provided on the stud to move with the trolley, and the free end is fixed to the bracket. In other embodiments, the elastic member may be any one of the elastic members known in the art, such as a spring or a gas pressure bar, and is not particularly limited.

In one embodiment, the bracket further includes a fixing member disposed at a top portion, and the free end is coupled to the fixing member.

In one embodiment, the bracket further includes an outer frame member that covers the body and is coupled to a base. The outer frame member is formed by extruding one of the aluminum members and then formed by bending.

In an embodiment, the body further has a third opening facing the third direction and communicating with the accommodating space. The elevating support device further includes a second self-lubricating block fixed to the main body of the trolley. Up and contacting the body and adjacent to the third opening.

In one embodiment, the main body has a main board, that is, two side flaps connected to the main board and opposite to each other, and the second opening and the third opening system are respectively formed on the side flaps.

In an embodiment, the main board and the side flaps are integrally formed by bending a metal piece.

In one embodiment, the second self-lubricating block each includes a metal member and a plastic member covering the metal member.

In one embodiment, the plastic material of the first self-lubricating block and the second self-lubricating block is selected from the group consisting of polyaryletherketone, polyethylene, and modified polyethylene. .

1000‧‧‧ Lifting support device

1‧‧‧ bracket

11‧‧‧Ontology

111‧‧‧ motherboard

112‧‧‧Flanking

113‧‧‧ accommodating space

114‧‧‧First opening

115‧‧‧ second opening

116‧‧‧ third opening

12‧‧‧ Frame parts

13‧‧‧ front cover

14‧‧‧ Rear cover

15‧‧‧Fixed parts

2‧‧‧ tackle

21‧‧‧ Subject

22‧‧‧Extension arm

23‧‧‧Bump

24‧‧‧Locks

31‧‧‧First self-lubricating block

32‧‧‧Second self-lubricating block

311, 321‧‧‧ grooves

4‧‧‧ Constant force spring

41‧‧‧Winding Department

42‧‧‧Free end

5‧‧‧Base

6‧‧‧Connecting seat

7‧‧‧Bearing board

D1‧‧‧ first direction

D2‧‧‧ second direction

D3‧‧‧ third direction

The first figure is a perspective view of a liftable support device of an embodiment of the present invention.

The second figure is an exploded perspective view of the liftable support device of an embodiment of the present invention.

The third figure is a partial cross-sectional view of the liftable support device of an embodiment of the present invention.

The fourth figure is a partial exploded view of the liftable support device of an embodiment of the present invention.

Figure 5 is a cross-sectional view of a liftable support device of an embodiment of the present invention.

Figure 6 is a cross-sectional view of the liftable support device of an embodiment of the present invention.

Those skilled in the art can readily appreciate the other advantages and functions of the present invention as disclosed in this specification. It should be noted that the following drawings are simplified schematic diagrams. The number, shape and size of components in the drawings can be changed arbitrarily according to actual implementation conditions, and the component layout state can be more complicated. The present invention can also be implemented or applied by various other specific embodiments. The details of the present specification can also be modified and changed without departing from the spirit of the present invention.

The present movable lifting support device 1000 is shown in a perspective view of the first figure and an exploded view of the second figure. The liftable support device 1000 mainly includes a bracket 1, a trolley 2, a first self-lubricating block 31, a second self-lubricating block 32, two constant force springs 4, and a base 5.

In detail, the bracket 1 includes a body 11 , an outer frame member 12 , a front cover 13 , a rear cover 14 , and a fixing member 15 . The main body 11 is formed by integrally bending a metal member, and the cross-section thereof is as shown in the third figure. The main body 11 has a main board 111 and two side flaps 112 extending from two sides of the main board. The accommodating space 113, a first opening 114, a second opening 115, and a third opening 116 are defined by the second opening 115 and the third opening 116 respectively formed on the side wing 112. on. Further, the first opening 114 faces a first direction D1, the second opening 115 faces a second direction D2, and the third opening 116 faces a third direction D3, and the first opening 114, the first opening 114 The second opening 115 and the third opening 116 are connected to the accommodating space 113. In this embodiment, the first direction D1 and the second direction D2 and the third direction D3 are substantially perpendicular to each other, and the third direction D1 is opposite to the second direction D2, and is substantially 180. Degree, but not limited to this.

The outer frame member 12 is formed by bending an extruded metal member (for example, an aluminum member), has an inverted U-shaped cross section, and covers the body 11 from both sides and the upper side of the body 11 and is connected to the base. 5. The front cover 13 is made of a plastic material and is L-shaped and has an elongated opening 131, and the body 11 is covered by the front side of the body 11. The rear cover 14 is made of plastic and covers the body 11 from the rear side of the body 11. The fixing member 15 is disposed on the inner side of the top portion 121 of the outer frame member 12 to provide a free end 42 of the constant force spring 4 fixed thereto.

In addition, the outer frame member 12 is first extruded into a long strip-shaped plate body by aluminum, and then subjected to slotting post-processing, so that the long strip-shaped plate body forms three flat plate segments and two connecting grooves, and then The connecting groove is bent so that an angle is formed between two adjacent flat plate segments to form an inverted U shape.

Referring to the partially enlarged exploded view of the fourth figure, the trolley 2 includes a thin plate-shaped main body 21, an extending arm 22 connected to the main body 21, and two protruding posts 23 extending from the main body 21, wherein the pulley 23 The main body 21 is disposed in the accommodating space 113, and the extension arm 22 protrudes outside the bracket 1 through the first opening 114 and through the elongated opening 131 of the front cover 13.

Then, as shown in the fourth figure, the lifting and lowering support device 1000 of the present embodiment further includes a connecting base 6 pivotally connected to the extending arm 22 of the trolley 2, and the connecting base 6 includes a hinge (not shown) ) such that the connector 6 can be tilted or rotated relative to the trolley 2 . In addition, a carrier 7 is connected to the connector 6 for mounting on a display device (not shown), whereby when the display device is mounted on the carrier 7, the display device can be opposite to the display device The liftable support device 1000 rotates.

The first self-lubricating block 31 and the second self-lubricating block 32 are respectively fixed on the main body 21 of the trolley 2 and are in contact with the main body 11 and adjacent to the second opening 115 and the third opening 116 respectively. At the office. The first self-lubricating block 31 and the second self-lubricating block 32 each have a recess 311, 321 , and the trolley 2 further includes four locking members 24 , wherein the two locking members 24 are grouped, and Each set to the first self The first self-lubricating block 31 and the second self-lubricating block 32 are fixed to the main body 21 in the grooves 311 and 321 of the lubricating block 31 and the second self-lubricating block 32. The first self-lubricating block 31 and the second self-lubricating block 32 may be made of a metal member and a plastic member, the plastic member is coated by the injection molding, wherein the metal member provides the first And the strength of the second self-lubricating blocks 31, 32, the plastic member contacting the region of the body 11 adjacent to the second opening 115 and the third opening 116, and at a highest position of the trolley 2 relative to the bracket 1 When moving between a lower position, the self-lubricating block 3 generates sliding friction with the body 11 at the second opening 115 and the third opening 116 by the plastic member thereof, due to the plastic piece contacting the body 11. The first self-lubricating block 31 and the second self-lubricating block 32 can smoothly slide back and forth in the body 11 with a lower friction coefficient.

In this embodiment, the first self-lubricating block 31 and the second self-lubricating block 32 are made of cold-rolled galvanized sheet (SGSS), which is made of ultra-high molecular weight polyethylene (Lubmer). Prepared by L5000; Mitsui Chemicals.

In the present embodiment, the constant force springs 4 are the elastic members of the present invention, each having a winding portion 41 and a free end 42 opposite to the winding portion 41. The winding portion 41 of the fixed force spring 4 is respectively sleeved on the protruding post 23 of the trolley 2, and the free end 42 is fixed to the fixing member 15. As the trolley 2 slides up and down, the ratio of the winding portion 41 of the constant-force spring 4 to the free end 42 changes, whereby the constant force can be maintained and the pulley 2 is not caught.

In addition, as shown in the fourth figure, the two studs 23 of the sliding module 2 are vertically spaced apart from each other, and the fixed force springs 4 are respectively sleeved on the studs 23, arranged up and down. The two constant force springs 4 reduce the width of the overall support device and provide sufficient spring force to support the weight of the display device.

Next, please refer to the fifth figure, which is a schematic cross-sectional view of the liftable support device 1000 when the trolley 2 is at a highest position. At this time, the constant force spring 4 provides an elastic force to support the weight of the trolley 2, the connecting seat 6, the carrier plate 7, and the display device (not shown) mounted on the carrier plate 7, The trolley 2 is parked at the highest position.

Referring to FIG. 6 again, when a downward external force is applied to the pulley 2, the pulley 2, the first self-lubricating block 31, the second self-lubricating block 32, and the winding portion of the constant force spring 4 are further referred to. 41. The connecting seat 6, the carrying plate 7, and the display device are simultaneously moved downward. At this time, the trolley 2 is provided by the first self-lubricating block 31 and the second self-lubricating block disposed on both sides thereof. 32, respectively sliding along the second opening 115 of the body 11 and the three openings 116, while the length of the fixed force spring 4 distributed to the free end 42 is increased (ie, the proportion of the free end 42 is increased, and winding The proportion of the portion 41 is reduced) and provides an elastic force. When the external force is removed, the elastic force provided by the constant force spring 4 can support the weight of the trolley 2, the connecting seat 6, the carrying plate 7, and the display device mounted on the carrying plate 7, The display device can be stopped at any height, that is, the trolley 2 can be stopped relative to the bracket 1.

Conversely, when an upward external force is applied to the trolley 2, the pulley 2, the first self-lubricating block 31, the second self-lubricating block 32, the winding portion 41 of the constant force spring 4, and the connecting seat 6. The carrier plate 7 and the display device are simultaneously moved upwards. At this time, the trolley 2 is respectively disposed along the two sides of the first self-lubricating block 31 and the second self-lubricating block 32. The second opening 115 of the body 11 and the three openings 116 slide upward while the free end 42 of the constant force spring 4 is retracted to the winding portion 41 to provide an elastic force. When the external force is removed, the elastic force provided by the constant force spring 4 can support the weight of the trolley 2, the connecting seat 6, the carrying plate 7, and the display device mounted on the carrying plate 7, The display device can be stopped at any height, that is, the trolley 2 can be stopped relative to the bracket 1.

The above-described embodiments are only used to exemplify the embodiments of the present invention, and to explain the technical features of the present invention, and are not intended to limit the scope of protection of the present creation. Any change or equivalence that can be easily accomplished by those skilled in the art is within the scope of this creation. The scope of protection of this creation shall be subject to the scope of the patent application.

1000‧‧‧ Lifting support device

11‧‧‧Ontology

12‧‧‧ Frame parts

13‧‧‧ front cover

14‧‧‧ Rear cover

15‧‧‧Fixed parts

2‧‧‧ tackle

21‧‧‧ Subject

22‧‧‧Extension arm

31‧‧‧First self-lubricating block

32‧‧‧Second self-lubricating block

4‧‧‧ Constant force spring

5‧‧‧Base

6‧‧‧Connecting seat

7‧‧‧Bearing board

Claims (12)

A lifting support device includes: a bracket, comprising a body, the body having a receiving space, a first opening and a second opening, the first opening facing a first direction and communicating with the receiving space, the first opening The second opening is oriented in a second direction and communicates with the accommodating space; a pulley includes a main body and an extending arm connected to the main body, wherein the main body is disposed in the accommodating space, and the extending arm passes through the first opening And protruding from the bracket; a first self-lubricating block fixed on the body of the trolley and contacting the body adjacent to the second opening; and an elastic member coupled to the pulley and the bracket; wherein When an external force is applied to the pulley, the first self-lubricating block rubs against the body, so that the trolley can move between a highest position and a lowest position relative to the bracket, and when the external force is removed, the elasticity The element provides an elastic force that causes the trolley to stop relative to the bracket. The liftable support device of claim 1, wherein the first self-lubricating block comprises a metal member and a plastic member covering the metal member. The liftable support device of claim 2, wherein the first self-lubricating block has a groove, and the trolley further comprises at least one fastener disposed in the groove and passing through the self-lubricating block. Locked to the body. The liftable support device of claim 3, wherein the elastic member is a force spring having a winding portion and a free end opposite to the winding portion, the pulley further comprising a body formed on the body a protruding post, the winding portion is sleeved on the protruding post to move with the trolley, and the free end is fixed to the bracket. The liftable support device of claim 4, wherein the bracket further comprises a fixing member disposed at a top portion, the free end being coupled to the fixing member. The liftable support device of claim 5, wherein the bracket further comprises an outer frame member covering the body and connected to a base. The liftable support device of claim 6, wherein the outer frame member is formed by extrusion of an aluminum member and then formed by bending. The liftable support device of any one of the preceding claims, wherein the body further has a third opening facing the third direction and communicating with the accommodating space, the liftable support device Further comprising a second self-lubricating block fixed on the body of the trolley and contacting the body and adjacent to the third opening. The lifting and lowering support device of claim 8, wherein the main body has a main board and two side flaps connected to the main board and opposite to each other, and the second opening and the third opening are respectively formed on the side flaps. . The liftable support device of claim 9, wherein the main plate and the side flaps are integrally bent by a metal member. The liftable support device of claim 8, wherein the second self-lubricating block each comprises a metal member and a plastic member covering the metal member. The liftable support device of claim 11, wherein the plastic material is selected from the group consisting of polyaryletherketone, polyethylene, and modified polyethylene.