CN209892999U

CN209892999U - Adjustable display support

Info

Publication number: CN209892999U
Application number: CN201920576798.2U
Authority: CN
Inventors: 谭海明; 王鲁生
Original assignee: Jiangsu Hanhe Tang Intelligent Technology Co Ltd
Current assignee: Jiangsu Hanhe Tang Intelligent Technology Co Ltd
Priority date: 2019-04-25
Filing date: 2019-04-25
Publication date: 2020-01-03
Anticipated expiration: 2029-04-25

Abstract

The utility model relates to a display support with adjustable, it includes support column, two swing arms and quick locking device. Each swing arm is provided with a sleeve joint part and a columnar supporting bulge, so that the connection between the swing arm and the connection between the swing arm and the supporting column and the quick locking device are realized. The inner cavity of each sleeving part is provided with a rubber sleeve, and a fastening screw which is arranged on the side wall of the rubber sleeve in a penetrating way and abuts against the rubber sleeve is further arranged. In this way, the number of swing arms is increased to two, thereby increasing the adjustable range of the display and avoiding the occurrence of 'dead zones'. In addition, the phenomenon that the side wall of the columnar supporting bulge is damaged is avoided; on the other hand, the raised flexibility ratio of cup joint portion for the column support has been reduced, and more importantly, after the position adjustment of display targetting in place, need not screw up again fastening screw and can realize the steady maintenance of state, be convenient for realize one-man operation.

Description

Adjustable display support

Technical Field

The utility model belongs to the technical field of the display accessory makes technical field, especially a display support with adjustable.

Background

With the development of science and technology, flat panel displays are applied in large scale in production and life. In order to meet the requirements of consumers on the angle or the direction of the display, display supports of various models and specifications are developed on the market, and the use experience of people is greatly improved. In order to implement the function of performing horizontal swinging, it is common practice in the prior art to: a swing arm is arranged, a sleeve joint part is arranged on the swing arm, the sleeve joint part is sleeved on the columnar supporting bulge and rotates relative to the columnar supporting bulge, and therefore the horizontal swing function of the display is achieved. However, during use it has been found that a single oscillating arm does not allow a flexible oscillation and sometimes even cannot be moved to the intended position. In addition, when the display moves to a proper position, the columnar supporting protrusion is usually only propped and locked through the fastening screw arranged on the sleeve joint part, so that the outer wall of the columnar supporting protrusion is inevitably damaged, and the appearance and the service life of the columnar supporting protrusion are influenced. In addition, before not locking, the socket joint portion is clearance fit for the column support arch to lead to socket joint portion's rotation flexibility too high, especially when leading to the swing arm not completely level because of installation error problem, very easily the emergence of the too big condition of display swing speed causes the display to be impaired, and is not convenient for carry out one-man operation. Thus, a skilled person is urgently needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a structural design is simple for cup joint portion supports protruding certain pretightning force that has before the locking for the column, and the display support with adjustable lock back stable state.

In order to solve the technical problem, the utility model relates to a display support with adjustable, it includes according to preface connected desktop clamping device, base, support column, first swing arm, second swing arm and be used for the quick locking device of fixed display. The left end of the first swing arm is provided with a first sleeving part matched with the support column, and the right end of the first swing arm is provided with a first columnar support bulge. The right end of the second swing arm is provided with a second sleeving part matched with the first columnar supporting bulge, and the right end of the second swinging arm is provided with a second columnar supporting bulge. And a third sleeving part matched with the second cylindrical supporting bulge is arranged at the left end of the quick locking device. First grafting portion, second grafting portion and third grafting portion all are provided with locking mechanism, and it includes fastening screw and the rubber sleeve of wearing to locate first grafting portion, second grafting portion and third grafting portion. The quantity of rubber sleeve sets up to 3, all has to arrange at the inner chamber of first grafting portion, second grafting portion and third grafting portion. The fastening screw always applies certain pretightening force to the side wall of the rubber sleeve.

As a further improvement of the above technical solution, the locking mechanism further includes a pressure equalizing plate. The end part of the fastening screw is always propped against the pressure equalizing plate, and a sinking groove for sinking the pressure equalizing plate is formed in the side wall of the rubber sleeve.

As a further improvement of the technical scheme, the pressure equalizing plate is a curved plate and extends in an arc shape along the direction departing from the rubber sleeve.

As a further improvement of the above technical solution, the adjustable display bracket further includes a locking sleeve assembly sleeved on the supporting column, and an upper wall of the locking sleeve assembly abuts against the first sleeving part. The locking sleeve assembly comprises a male locking sleeve and a female locking sleeve which are inserted into each other. The male locking sleeve comprises an external thread locking part arranged on the outer side wall of the male locking sleeve and a conical surface clamping part arranged right below the external thread locking part. A plurality of strip-shaped openings are uniformly distributed along the circumferential direction of the conical surface clamping part. The female locking sleeve comprises an internal thread locking part which is arranged on the inner wall of the female locking sleeve and is matched with the external thread locking part, and in addition, the female locking sleeve also comprises an inclined abutting surface which is arranged on the inner wall of the female locking sleeve and is consistent with the inclined angle of the conical surface clamping part.

As a further improvement of the technical proposal, a blank holder extends outwards from the bottom wall of the rubber sleeve. The locking mechanism further comprises two locking bolts. The top wall along second grafting portion and third grafting portion all extend downwards have with locking bolt looks adaptation's screw thread boss for realize respectively that second grafting portion and first column support bellied fastening connection and third grafting portion and second column support bellied fastening connection, meanwhile, second grafting portion and third grafting portion all sticis in above-mentioned blank pressing.

As a further improvement of the above technical solution, the adjustable display stand further includes a hidden line cover plate. Hidden line grooves for the lead to pass through are formed in the bottom walls of the first swing arm and the second swing arm. The hidden line cover plate is buckled on the hidden line groove.

Compare in display support with adjustable it is traditional the utility model discloses an among the technical scheme, swing arm quantity increases to two to improved the adjustable range of display greatly, avoided appearing "blind spot". In addition, set up the rubber sleeve between cup joint portion and column support arch, the benefit of doing so mainly includes following two aspects: on one hand, the phenomenon that the side wall of the columnar supporting bulge is damaged due to the fact that the fastening screw is directly contacted with the columnar supporting bulge is avoided; on the other hand, under fastening screw's effect for certain frictional force has between rubber sleeve and the column support arch, thereby has reduced the bellied flexibility ratio of cup joint portion for the column support, and more importantly, after the position adjustment of display targets in place, need not screw up again fastening screw and can realize reliable, the steady maintenance of state, be convenient for realize one-man operation.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the adjustable display stand of the present invention.

Fig. 2 is a schematic structural diagram of the first swing arm in the adjustable monitor support according to the present invention.

Fig. 3 is a schematic structural view of a second swing arm in the adjustable monitor support according to the present invention.

Fig. 4 is a schematic structural view of the fast locking device in the adjustable display bracket of the present invention.

Fig. 5 is a cross-sectional view of the adjustable display stand according to the present invention.

Fig. 6 is a schematic structural diagram of a locking mechanism in the adjustable monitor support according to the present invention (i.e., an enlarged view of part I in fig. 5).

Fig. 7 is a schematic structural diagram of a first embodiment of the rubber sleeve in the locking mechanism of the present invention.

Fig. 8 is a schematic structural diagram of a second embodiment of the rubber sleeve in the locking mechanism of the present invention.

Fig. 9 is a schematic structural diagram of the pressure equalizing plate in the locking mechanism of the present invention.

Fig. 10 is a schematic structural view of the locking sleeve assembly in the adjustable display bracket according to the present invention.

1-a table top clamping device; 2-a base; 3-a support column; 4-a first swing arm; 41-a first nesting portion; 42-a first columnar supporting protrusion; 5-a second swing arm; 51-a second nesting portion; 52-second cylindrical support boss; 6-a quick locking device; 61-a third nesting portion; 7-a locking mechanism; 71-a fastening screw; 72-rubber sleeve; 721-sinking the groove; 722-pressing the edges; 73-a pressure equalizing plate; 74-a locking bolt; 8-a locking sleeve assembly; 81-male locking sleeve; 82-female locking collar; 9-hidden line cover plate.

Detailed Description

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

The present invention will be described in detail with reference to the following embodiments, and fig. 1 shows a schematic structural diagram of an adjustable display stand according to the present invention, which mainly comprises a table top clamping device 1, a base 2, a supporting column 3, a first swing arm 4, a second swing arm 5, and a quick locking device 6 for fixing a display, which are connected according to the sequence. Wherein, a first sleeving part 41 matched with the supporting column 3 is arranged at the left end of the first swinging arm 4, and a first columnar supporting bulge 42 (shown in fig. 2) is arranged at the right end thereof. A second hitching section 51 fitted with the first columnar supporting projection 42 is provided at the right end of the second swing arm 5, and a second columnar supporting projection 52 (shown in fig. 3) is provided at the right end thereof. At the left end of the quick lock device 6, a third hitching section 61 (shown in fig. 4) which fits the second columnar supporting projection 52 is provided. In order to solve the problems in the background art, the first, second and third sleeving parts 41, 51 and 61 are each provided with a locking mechanism 7 including a fastening screw 71 and a rubber sleeve 72 (as shown in fig. 7). The number of the fastening screws 71 is set to 3, and the first sleeving part 41, the second sleeving part 51 and the third sleeving part 61 are all provided with a through hole; the number of the rubber sleeves 72 is also set to be 3, and the rubber sleeves are arranged in the inner cavities of the first sleeving connection part 41, the second sleeving connection part 51 and the third sleeving connection part 61. During the actual operation of the display bracket, the fastening screw 71 always applies a certain pre-tightening force to the side wall of the rubber sleeve 72 (as shown in fig. 5 and 6).

Compared with the traditional adjustable display bracket, in the technical scheme, the number of the swing arms is increased to two, namely the first swing arm 4 and the second swing arm 5, so that the adjustable range of the display is greatly improved, and the dead zone is avoided. In addition, the benefits of adding the rubber sleeve 72 include two major aspects: on one hand, the phenomenon that the side wall of the fastening screw 71 is damaged due to direct contact with the columnar supporting bulges 42, 52 and 61 is avoided; on the other hand, under the effect of the fastening screw 71, a certain friction force is provided between the rubber sleeve 72 and the columnar supporting protrusions 42, 52, 61, so that the flexibility of the sleeved parts 41, 51, 61 relative to the columnar supporting protrusions 42, 52, 61 is reduced, and more importantly, after the position of the display is adjusted in place, the state can be reliably and stably maintained without screwing the fastening screw 71 again, thereby facilitating the single-person operation.

It should be noted that, the number of the swing arms may be set to 3 or 4 according to the actual adjustment requirement of the display, in addition to two swing arms in the above technical solution.

In the experimental stage of the display, it is found that the side wall of the rubber sleeve 72 is easily damaged or even loses the use function under the abutting force of the fastening screw 71, and in order to solve the technical problem, a pressure equalizing plate 73 may be disposed on the periphery of the side wall of the rubber sleeve 72, so that the abutting force of the fastening screw 71 acts on the pressure equalizing plate 73. In addition, in order to prevent the position of the pressure equalizing plate 73 from changing relative to the rubber sleeve 72, a sinking groove 721 may be formed on the sidewall of the rubber sleeve 72 for sinking the rubber sleeve 72 (as shown in fig. 8).

As a further optimization of the above-mentioned pressure equalizing plate structure, the pressure equalizing plate 73 is provided as a curved plate and extends arcuately in a direction away from the rubber sleeve 72 (as shown in fig. 9).

Furthermore, in order to further increase the friction force of the rubber sleeve 72 with respect to the support column 3, the first columnar support protrusion 42, and the second columnar support protrusion 52. After the position of the display is adjusted in place, the state of the display is ensured to be reliably and stably maintained in the subsequent use process. The specific scheme can be set by referring to the following steps: extending outwardly from the bottom wall of the rubber sleeve 72 is a lip 722. The locking mechanism 7 further comprises two locking bolts 74. Screw bosses (not shown) adapted to the locking bolts 74 extend downward along top walls of the second and third sleeved portions 51 and 61, and are used for respectively fastening the second sleeved portion 51 to the first columnar supporting protrusion 42 and fastening the third sleeved portion 61 to the second columnar supporting protrusion 52, and meanwhile, bottom walls of the second and third sleeved portions 51 and 61 are pressed against the pressing edges.

Furthermore, as a further optimization of the above display bracket, it further includes a locking sleeve assembly 8 sleeved on the supporting column 3, and the upper wall thereof abuts against the first sleeving part 41. The locking sleeve assembly 8 comprises a male locking sleeve 81 and a female locking sleeve 82 which are inserted into each other. The male locking bush 81 includes an external thread locking portion provided on an outer side wall thereof and a tapered surface clamping portion disposed just below the external thread locking portion. A plurality of strip-shaped openings are uniformly distributed along the circumferential direction of the conical surface clamping part. The female locking collar 82 includes an internal threaded locking portion disposed on an inner wall thereof that is adapted to the external threaded locking portion, and further includes an inclined abutment surface (as shown in fig. 10) disposed on an inner wall thereof that is inclined at an angle consistent with the inclination of the tapered clamping portion. Through adopting above-mentioned technical scheme to set up, in the actual operation in-process, can change the depth of insertion of public locking cover 81 for female locking cover 82 through twisting the action to change the degree of opening and shutting that is located female locking cover conical surface 82 lower part clamping part, and then realize its and support column 3 loose, tight adjustment. As can be seen from the above description, the above adjustment process is convenient and fast, and does not damage or damage the side wall of the support column 3.

Finally, the adjustable display bracket is also provided with a hidden line cover plate 9. Hidden line grooves for the lead to pass through are formed in the bottom walls of the first swing arm 4 and the second swing arm 5. The hidden wire cover plate 9 is buckled on the hidden wire groove, so that the conducting wire is hidden inside the display bracket. Therefore, the arrangement of the wires is more reasonable, and the attractiveness of the display bracket in specific use is greatly improved.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An adjustable display support is characterized by comprising a desktop clamping device, a base, a supporting column, a first swing arm, a second swing arm and a quick locking device for fixing a display, wherein the desktop clamping device, the base, the supporting column, the first swing arm and the second swing arm are sequentially connected; a first sleeving part matched with the supporting column is arranged at the left end of the first swing arm, and a first columnar supporting bulge is arranged at the right end of the first swing arm; a second sleeving part matched with the first cylindrical supporting bulge is arranged at the right end of the second swing arm, and a second cylindrical supporting bulge is arranged at the right end of the second swing arm; a third sleeving part matched with the second cylindrical supporting bulge is arranged at the left end of the quick locking device; the first sleeving connection part, the second sleeving connection part and the third sleeving connection part are provided with locking mechanisms; the locking mechanism comprises a fastening screw and a rubber sleeve which are arranged on the first sleeving part, the second sleeving part and the third sleeving part in a penetrating way; the number of the rubber sleeves is set to be 3, and the inner cavities of the first sleeving connection part, the second sleeving connection part and the third sleeving connection part are all arranged; the fastening screw always applies pretightening force to the side wall of the rubber sleeve.

2. The adjustable display stand of claim 1, wherein the locking mechanism further comprises a pressure equalizer plate; the end part of the fastening screw always abuts against the pressure equalizing plate, and a sinking groove for sinking the pressure equalizing plate is formed in the side wall of the rubber sleeve.

3. The adjustable monitor support according to claim 2, wherein the pressure equalizing plate is a curved plate and extends in an arc shape in a direction away from the rubber sleeve.

4. The adjustable bracket according to any of claims 1-3, further comprising a locking sleeve assembly sleeved on the supporting post, wherein an upper wall of the locking sleeve assembly abuts against the first nesting portion; the locking sleeve assembly comprises a male locking sleeve and a female locking sleeve which are mutually inserted; the male locking sleeve comprises an external thread locking part arranged on the outer side wall of the male locking sleeve and a conical surface clamping part arranged right below the external thread locking part; a plurality of strip-shaped openings are uniformly distributed along the circumferential direction of the conical surface clamping part; the female locking sleeve comprises an internal thread locking part which is arranged on the inner wall of the female locking sleeve and is matched with the external thread locking part, and an inclined abutting surface which is arranged on the inner wall of the female locking sleeve and is consistent with the inclined angle of the conical surface clamping part.

5. The adjustable monitor support according to claim 4, wherein a pressing edge extends outwardly from the bottom wall of the rubber sleeve; the locking mechanism also comprises two locking bolts; and thread bosses matched with the locking bolts extend downwards along the top walls of the second sleeving part and the third sleeving part and are used for respectively realizing the fastening connection between the second sleeving part and the first columnar supporting bulge and the fastening connection between the third sleeving part and the second columnar supporting bulge, and meanwhile, the second sleeving part and the third sleeving part are tightly pressed on the blank pressing part.

6. The adjustable display stand of claim 4, further comprising a hidden line cover; the bottom walls of the first swing arm and the second swing arm are both provided with hidden wire grooves for lead wires to pass through; the hidden line cover plate is buckled on the hidden line groove.