CN207279200U - A kind of cylinder lifting pedestal - Google Patents

Abstract

The utility model relates to the technical field of display screen bases, and provides a cylindrical lifting base, comprising: a base, a base shell, a column, a lifting piece, a bottom connector, a head connection assembly and a spring device, and the column is fixed vertically On the base, the column is a cylindrical structure, and the bottom connectors are respectively connected and fixed with the column and the base; the lifter is inserted in the installation groove of the lifter and moves along the The mounting groove of the lifting part slides up and down; the head connecting assembly is connected and fixed with the lifting part to install the display screen; the spring device is connected with the lifting part and the column respectively, and is the Provide support. The utility model has the advantages of simple structure, convenient use, low cost and strong practicability. The position and angle of the display screen can be adjusted up, down, left, right, and pitched.

Description

A cylindrical lifting base

technical field

The utility model relates to the technical field of display screen bases, in particular to a cylindrical lifting base.

Background technique

At present, liquid crystal display screens are more and more widely used, and have become very popular, and have become an indispensable tool in the information society. When using liquid crystal display screens, a base is needed to support and fix them. For occasions where the height of the display screen often needs to be adjusted, in order to make the height of the display screen can be adjusted quickly and at any time according to the different needs of users, which is suitable for viewing needs, then the display screen needs to be supported by a lifting base. It is relatively heavy, and it needs to balance its gravity, so that the lifting and lowering is labor-saving and the display can stop at any height, so that it is convenient for personnel to use, and most of the components used to generate balance force use constant force springs. When the pull force is basically constant, it can better match the balance of the display with constant gravity. At the same time, as the design becomes more and more compact, people are increasingly pursuing more compact and simple lifting support frames. This is very good for traditional lifting support frames. big challenge.

That is, how to design a reasonable lifting support frame to provide users with a better and more comfortable experience, ensure the lifting quality and lifting feel of the lifting base, and at the same time ensure that the lifting support frame is as compact and simple as possible, has become the industry's desire. One of the important issues to be solved.

Utility model content

In order to solve the shortcomings of the above-mentioned prior art, the purpose of this utility model is to provide a cylindrical lifting base with lifting function, simple structure, economical and practical. The display screen fixed by the lifting base can be adjusted up and down. The lifting force can be adjusted according to the needs to meet the use requirements of the compact design of the lifting support frame. At the same time, the angle of the display screen can be adjusted left and right and pitch to meet different use needs.

In order to achieve the above purpose, the technical solution adopted by the utility model is: a cylindrical lifting base, including: a base, a base shell, a column, a lifting piece, a bottom connecting piece, a head connecting assembly and a spring device, the base The lower bottom surface is a plane structure, the base shell is connected to the base; the column is vertically fixed on the base, the column is a cylindrical structure, and the middle of the column is provided with a And the straight-line lifter installation groove that runs through up and down, the front side of the column is provided with a rectangular column front opening groove; the bottom connector is respectively connected and fixed with the column and the base by screws, and the column passes through The bottom connecting piece is fixed on the base; the lifting piece is inserted into the lifting piece installation groove, and slides up and down along the lifting piece installation groove through rolling bearings; the head connecting assembly and the lifting piece connected and fixed to install the display screen; the spring device is respectively connected with the lifting member and the column to provide support for the lifting member.

Further, the column adopts an integrally formed cylindrical sleeve with an inner and outer aluminum extrusion, with a diameter of 30 mm, which can reduce mold costs and greatly increase production capacity.

Further, the spring device includes a spring seat, at least one set of constant force springs and a fixed spring member, the spring seat is fixed on the back of the lifting member, and the constant force spring includes a spring drum part and a spring connection part , the spring reel part is rotatably connected to the spring seat, the spring connection part is fixed on the spring fixing part by screws, and the spring fixing part is fixed on the In the installation groove of the column lifting parts, the lifting force can be adjusted according to different use requirements through one or more sets of constant force springs, so as to realize different lifting force requirements and improve the lifting feeling at the same time.

Further, for two adjacent constant force springs, the upper spring connection part is laid above the lower spring connection part, and the spring roll parts are arranged side by side in sequence from top to bottom in the spring seat.

Further, the rolling bearings include a pair of first rolling bearings and a pair of second rolling bearings, the first rolling bearings are respectively arranged on both sides of the upper end of the lifting member, and the second rolling bearings are respectively arranged on the two sides of the lifting member. The two sides of the lower end are slidingly connected by bearings, which reduces the sliding friction and overcomes the problem that the column is easy to get stuck when lifting and lowering, especially when lifting and lowering, the self-locking friction is large, making the lifting more smooth.

Further, the head connecting assembly includes a first connecting piece, a second connecting piece, a rotating bracket and a display mounting base, one end of the first connecting piece is fixed on the lifting piece by screws, and the first connecting piece The other end of the piece is rotatably connected to the top of the second connecting piece through a screw, the second connecting piece swings left and right along the first connecting piece, and the second connecting piece is provided with a rotating shaft corresponding to the rotating bracket connected, the display screen mounting base is fixedly arranged on the rotating bracket, and the rotating bracket swings up and down through the rotating shaft to adjust the pitch angle of the display screen mounting base.

Further, a pair of torsion springs are sleeved on both ends of the rotating shaft, one end of the torsion spring is connected to the second connecting piece, the other end of the torsion spring is connected to the rotating bracket, and the torsion spring tends to force the swivel bracket upwards.

Further, the first connecting piece is provided with a rectangular slider, and the slider is fixed on the lifting piece by screws, and slides up and down along the front opening groove of the column.

Further, the head connection assembly further includes a top cover, which is fixed to the opening of the upper end of the column by screws to form a closed space, so that the lifting member is enclosed in the installation groove of the lifting member.

Further, the bottom connecting piece includes a base and a connecting piece, the base is fixed on the base, one end of the connecting piece is connected to the column, and the other end is fixed on the base through screw connection.

Compared with the prior art, the beneficial effect of the cylindrical lifting base provided by the utility model is that: the column of the cylindrical lifting base provided by the utility model is cylindrical, which meets the requirements of compact design and meets the aesthetic requirements To meet the requirements of safety, the inner and outer aluminum extruded integrated sleeves are used to reduce the cost of mold development and increase the production capacity. The lifting parts adopt two pairs of rolling bearings, which overcome the problems of easy jamming when the column is lifted, large self-locking friction force, and poor lifting feel. , which reduces the friction between the upright column and the outer sleeve, so that the upright column can be kept smooth during the whole lifting process, and the hand feeling can be improved; the lifting part adopts one or more sets of constant force springs to realize the adjustment according to different types of display screens. According to the demand of the lifting force, the head connector can also adjust its angle left and right, and pitch to meet the use requirements in different situations. Therefore, the utility model has the advantages of simple structure, convenient use, low cost and strong practicability. The display screen fixed by the lifting base can adjust its up and down, left and right, and pitch position angles, and its lifting force can be adjusted according to needs to meet the needs of supporting and lifting different types of display screens.

Description of drawings

Fig. 1 is a structural schematic diagram of a cylindrical lifting base provided by the utility model.

Fig. 2 is an exploded view of the structure of a cylindrical lifting base provided by the utility model.

Fig. 3 is a partial structural schematic diagram of a cylindrical lifting base provided by the utility model.

Among them, the reference signs in the figure: 1-base, 10-base shell, 2-column, 21-lifting part installation groove, 22-column front opening groove, 3-lifting part, 31-rolling bearing, 311-first Rolling bearing, 312-second rolling bearing, 4-bottom connecting piece, 41-base, 42-connecting piece, 43-connecting piece screw, 5-head connecting assembly, 51-first connecting piece, 511-slider, 52 -Second connector, 53-rotating bracket, 54-display mounting seat, 55-rotating shaft, 56-torsion spring, 57-top cover, 6-spring device, 61-spring seat, 62-constant force spring, 621- Spring reel part, 622-spring connecting part, 63-fixed spring part, 631-spring fixing part screw.

Detailed ways

The preferred implementation modes provided by the present utility model are described in detail below in conjunction with the accompanying drawings.

In order to make the purpose, technical solutions and advantages of the utility model more clear, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

It should be noted that when a component is said to be “disposed on” another component, it may be directly on the other component or indirectly on the other component. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It should also be noted that the orientation terms such as left, right, up, down, top, and bottom in this embodiment are only relative concepts or refer to the normal use state of the product, and should not be regarded as having restrictive.

As shown in Figures 1-3, a cylindrical lifting base provided by the utility model includes: a base 1, a base shell 10, a column 2, a lifting piece 3, a bottom connecting piece 4, a head connecting assembly 5 and Spring device 6, the bottom surface of the base 1 is a plane structure, the base shell 10 is connected with the base 1; the column 2 is vertically fixed on the base 1, and the column 2 is a cylindrical structure , the middle of the column is provided with a linear lifting member installation groove 21 perpendicular to the bottom surface and penetrating up and down, and a rectangular column front opening groove 22 is provided on the front side of the column; The upright column 3 and the base 1 are connected and fixed by screws, and the upright column 3 is fixed on the base 1 through the bottom connecting piece 4; the lifting piece 3 is inserted into the lifting piece installation groove 21, The rolling bearing 31 slides up and down along the lifting member installation groove 21; the head connection assembly 5 is connected and fixed with the lifting member 3 for installing the display screen; the spring device 6 is connected with the lifting member 3 and the lifting member 3 respectively. The uprights 2 are connected to provide support for the lifter 3 .

Specifically, the column 2 is cylindrical with a diameter of 30 mm, which meets the requirements of compact design and has a certain aesthetic quality. The inner and outer aluminum extruded cylindrical sleeves are integrally formed, which can reduce mold costs and greatly increase production capacity.

Specifically, the spring device 6 includes a spring seat 61, at least one set of constant force springs 62 and a fixed spring member 63, the spring seat 61 is fixed on the back of the lifting member 3, and the constant force spring 62 includes The spring reel part 621 and the spring connection part 622, the spring reel part 621 is rotatably connected with the spring seat 61, the spring connection part 622 is fixed on the spring fixing part 63 by screws, and the spring is fixed The member 63 is fixed in the installation groove 21 of the column lifting member through the screw 631 arranged on the top of the column 2, that is, through one or more sets of constant force springs 62, the lifting force can be adjusted according to different usage requirements, realizing Different lifting force requirements also improve the lifting feel.

Specifically, for the two adjacent constant force springs 62 , the upper spring connection part 622 is laid above the lower spring connection part 622 , and the spring roll part 621 is sequentially arranged in the spring seat 61 from top to bottom. Set side by side.

Specifically, the rolling bearing 31 includes a pair of first rolling bearings 311 and a pair of second rolling bearings 312, the first rolling bearings 311 are respectively arranged on both sides of the upper end of the lifting member 3, and the second rolling bearings 312 are respectively It is arranged on both sides of the lower end of the lifting member 3, and through the sliding connection of the rolling bearing, the sliding friction force is reduced, and the problem of easy jamming and large self-locking friction force of the column 2 is overcome when lifting and lowering, so that the lifting is smoother.

Specifically, the head connecting assembly 5 includes a first connecting piece 51, a second connecting piece 52, a rotating bracket 53, and a display screen mounting seat 54. One end of the first connecting piece 51 is fixed on the lifting piece 3 by screws. Above, the other end of the first connecting piece 51 is rotatably connected above the second connecting piece 52 through a screw, and the second connecting piece 52 swings left and right along the first connecting piece 51, and the second connecting piece 52 The connecting piece 52 is provided with a rotating shaft 55 connected to the rotating bracket 53, the display screen mount 54 is fixedly arranged on the rotating bracket 53, and the rotating bracket 53 swings up and down through the rotating shaft 55 to adjust the display The pitch angle of the screen mount 54.

Specifically, a pair of torsion springs 56 are sleeved on both ends of the rotating shaft 55, one end of the torsion spring 56 is connected to the second connecting member 52, and the other end of the torsion spring 55 is connected to the rotating bracket 53. Above, the torsion spring 55 tends to force the rotating bracket 53 to rotate upward.

Specifically, the first connecting member 51 is provided with a rectangular sliding block 511 , and the sliding block 511 is fixed on the lifting member 3 by screws, and slides up and down along the front opening slot 22 of the column.

Specifically, the head connection assembly 5 also includes a top cover 57, which is fixed on the upper end of the column 2 by screws to form a closed space, so that the lifting member 3 is enclosed in the installation groove 21 of the lifting member.

Specifically, the bottom connector 4 includes a base 41 and a connector 42, the base 41 is fixed on the base 1, one end of the connector 41 is connected to the column 2, and the other end is fixed by screw connection on the base 41.

Specifically, the working principle of a cylindrical elevating base provided by the utility model is: in specific use, under the condition of no load, after the display screen is installed on the display screen mounting seat 54 of the head connection assembly 5, the display The weight of the screen and the spring tension value provided by the constant force spring 62 in the spring device 6 are in a balanced state. At this time, the height of the lifting display screen and the angles of left and right and pitch can be adjusted at will by pulling the lifting part 3 up and down. Realize that the display screen meets the height requirement.

The rolling bearing 31 provides rolling support and positioning between the lifting part 3 and the inner wall of the lifting part installation groove 21, which reduces the sliding friction force and improves the smoothness of the lifting part 3 during the lifting process, especially the initial stage of lifting, and improves The smoothness and feel of the lifting member 3 during operation are improved, and the constant force spring 62 further optimizes the lifting feel.

The above description is only a preferred embodiment of the utility model. Obviously, the implementation of the utility model patent is not limited by the above-mentioned method, as long as any modification and equivalent replacement of the method concept and technical solution of the utility model patent are adopted And improvements, etc., or directly applying the concept and technical solutions of the utility model patent to other occasions without improvement, should be included in the protection scope of the utility model.

Claims (10)

1. A kind of 1. cylinder lifting pedestal, it is characterised in that including：Base, base housing, column, lifters, bottom connection Part, head connection component and spring assembly, the base bottom surface are planar structure, the base housing and the base phase Connection；The column is fixed on the base vertically, and the column is cylindrical structural, and the bosom of the column is set There is the linear pattern lifters mounting groove with the plane perpendicular and up/down perforation, it is rectangular-shaped that the column leading flank is provided with one Column open front groove；The bottom linker is connected to a fixed with the column and the base by screw respectively, described vertical Column is fixed on the base by the bottom linker；The lifters are inserted into the lifters mounting groove, are passed through Rolling bearing is slided up and down along the lifters mounting groove；The head connection component is connected to a fixed with the lifters, uses To install display screen；The spring assembly is connected with the lifters and the column respectively, and branch is provided for the lifters Support force.
2. 2. cylinder lifting pedestal according to claim 1, it is characterised in that:The column using inside and outside aluminium extruded one into Type cylindrical sleeves, a diameter of 30mm.
3. 3. cylinder lifting pedestal according to claim 1, it is characterised in that：The spring assembly includes spring base, extremely Few one group of constant force spring and fixed spring part, the spring base are fixed on the lifters back side, the constant force spring bag Spring spool portion and spring coupling part are included, the spring spool portion is rotatably connected with the spring base, the spring coupling part It is fixed by screws on the spring mountings, the spring mountings are fixed by being arranged on the screw at the top of the column In the column up-down part mounting groove.
4. 4. cylinder lifting pedestal according to claim 3, it is characterised in that：Above two adjacent constant force springs Spring coupling part be laid on lower section spring coupling part above, the spring spool portion in the spring base from up to down according to It is secondary to be arranged side by side.
5. 5. cylinder lifting pedestal according to claim 1, it is characterised in that：The rolling bearing includes a pair first and rolls Dynamic bearing and a pair of second rolling bearing, first rolling bearing are separately positioned on the two sides of the lifters upper end, Second rolling bearing is separately positioned on the two sides of the lifters lower end.
6. 6. cylinder lifting pedestal according to claim 1, it is characterised in that：The head connection component includes first and connects Fitting, the second connector, swinging mounting and display screen mounting base, described first connector one end are fixed by screws in described In lifters, the other end of first connector is rotationally connected with the top of second connector by screw, described Second connector swings along first connector, and second connector is provided with shaft and is connected with the swinging mounting Connecing, the display screen mounting base is fixed on the swinging mounting, and the swinging mounting is swung up and down by the shaft, Adjust the pitch angle of the display screen mounting base.
7. 7. cylinder lifting pedestal according to claim 6, it is characterised in that：A pair of of torsion is set with the shaft both ends Spring, one end of the torsional spring are connected on second connector, and the other end of the torsional spring is connected on the swinging mounting, The torsional spring is intended to force the swinging mounting to be rotated up.
8. 8. cylinder lifting pedestal according to claim 6, it is characterised in that：First connector is provided with rectangle Sliding block, the sliding block are fixed by screws in the lifters, and are slided up and down along the column open front groove.
9. 9. cylinder lifting pedestal according to claim 1, it is characterised in that：The head connection component further includes top Lid, it is fixed by screws in column upper end opening, the lifters is enclosed in the lifters installation grain Portion.
10. 10. cylinder lifting pedestal according to claim 1, it is characterised in that：The bottom linker include pedestal and Connector, the pedestal are fixed on the base, and described connector one end is connected with the column, and the other end is connected by screw Connect and be fixed on the pedestal.