CN216789735U - A tablet computer stand - Google Patents

Abstract

The utility model relates to a tablet personal computer placing support which comprises a pressure bearing unit, a load supporting unit, a connecting transition unit and an angle adjusting unit. The pressure-bearing unit is composed of a left pressure-bearing leg and a right pressure-bearing leg. The supporting unit comprises a left supporting negative arm and a right supporting negative arm which are respectively hinged with the left pressure bearing leg and the right pressure bearing leg. The connection transition unit comprises a first connecting arm and a second connecting arm which are used for connection transition between the left support negative arm and the right support negative arm. The angle adjusting unit comprises a left supporting leg hinged with the left supporting negative arm and a right supporting leg hinged with the right supporting negative arm. When the inclination angle of the tablet personal computer is adjusted, the lower end parts of the left supporting leg and the right supporting leg respectively and adaptively move along the left pressure bearing leg and the right pressure bearing leg in a relative position manner, and are reliably locked. Therefore, when the placing angle of the tablet personal computer is adjusted to the proper position, the control force for limiting the circumferential rotation freedom degree of the tablet personal computer is more sufficient.

Description

A tablet computer stand

technical field

The utility model relates to the technical field of manufacture of computer accessory products, in particular to a tablet computer placing bracket.

Background technique

Tablet PCs have become more and more popular among users in recent years because of their portability.

In order to improve the user experience of the user and thereby effectively reduce the probability of fatigue during the application process, various types of placement brackets have appeared on the market to support the tablet computer. For example, as shown in FIG. 1, Chinese utility model patent CN215182520U discloses a tablet computer bracket for students based on smart classroom, including a base plate and a clamping structure arranged at one end of the base plate, the clamping structure includes a first A tie rod, a first clip, a first rubber block, a second tie rod, a second clip and a second rubber block, one end of the bottom plate is provided with the first tie rod, and one end of the first tie rod is provided with the A first clip, one end of the first clip is connected with the first rubber block, one end of the bottom plate is provided with the second pull rod, and one end of the second pull rod is provided with the second clip, One end of the second clip is connected with the second rubber block; one end of the bottom plate is provided with a limiting structure, the bottom end of the bottom plate is provided with a lifting structure, and the bottom end of the lifting structure is provided with a rotating structure. For another example, as shown in FIG. 2, Chinese utility model patent CN215000605U discloses a multifunctional tablet computer bracket, which includes a support panel, a rotating shaft, a support base and a storage base, and the support panel and the support base are connected by a rotating shaft. One end of the rotating shaft is provided with a convex triangular positioning structure, and the supporting base is correspondingly provided with a concave triangular positioning structure. The other end of the rotating shaft is fixedly connected to the support panel, and the storage base is placed above the support base. The brackets of the above two design structures can realize reliable support for the tablet computer, and can freely adjust the inclination angle of the tablet computer. In addition, the above brackets all adopt cantilever design, the structure is very simple, which is convenient for manufacturing and implementation. However, in practical applications, users need to frequently perform sliding and touching operations toward the tablet computer screen, which causes the following problems: 1. ) The structural stability of the existing bracket is extremely poor, and when the tablet computer is subjected to the lateral pressure contact force, it will inevitably shake a lot, which will lead to the phenomenon of "false touch"; 2) When the placement angle of the tablet computer is After the adjustment is in place, the control force it receives to limit its circumferential rotational freedom is extremely limited, and it is easily changed by the top-touch force, thereby affecting the user experience. Therefore, it is urgent for this research group to solve the above problems.

Utility model content

Therefore, in view of the above-mentioned existing problems and defects, the research group of the present invention collects relevant information, through various evaluations and considerations, and through continuous discussion and design improvement by the research group personnel, and finally leads to the emergence of the tablet computer placement bracket.

In order to solve the above technical problems, the present invention relates to a tablet computer placing bracket, which includes a pressure bearing unit, a negative bearing unit, a connection transition unit, an angle adjustment unit and an anti-falling unit. The pressure-bearing unit is directly supported by the table top, and is composed of left-set pressure-bearing legs and right-set pressure-bearing legs which are parallel to each other. The negative supporting unit is used to directly support the tablet computer, which includes a left supporting negative arm that is hinged with the left pressing leg by means of a first left hinge shaft, and a left supporting negative arm that is hinged with the left pressure bearing leg by means of a first right hinge shaft. The right set supporting negative arm is hinged with the set pressure leg. The connection transition unit is matched with the support unit, and includes a first connection arm and a second connection arm used as a connection transition between the left support arm and the right support arm. The angle adjustment unit includes a left support leg and a right support leg. The upper end of the left support leg is hinged with the left support negative arm, and the lower end of the left support leg is constrained by the left pressure bearing leg. The upper end of the right support leg is hinged with the right support negative arm, and the lower end is restrained by the right pressure bearing leg. When the adjustment operation is performed on the tilt angle θ of the tablet computer, the lower ends of the left support leg and the right support leg extend along the lengths of the left and right pressure-bearing legs in a one-to-one correspondence and adaptively. relative position change in direction. The anti-falling unit is used to prevent the tablet computer from slipping off the negative supporting unit, and is used in combination with the negative supporting unit.

As a further improvement of the technical solution of the present invention, a series of left-position limit grooves are arranged on the top wall of the left-positioned pressure-bearing leg in a linear array along its length direction and are used to insert the lower end of the left-positioned support leg. A series of right-position limit grooves, which are linearly arrayed along the length direction of the right-positioned pressure-bearing leg and used for inserting the lower end of the right-positioned support leg, are opened on the top wall of the right-positioned pressure-bearing leg.

As a further improvement of the technical solution of the present invention, a left receiving groove for receiving the left supporting leg is opened on the inner side wall of the left supporting negative arm. A right-side receiving groove for receiving the right-side support leg is opened on the inner side wall of the right-side support negative arm.

As a further improvement of the technical solution of the present invention, the partial degrees of freedom of the upper and lower ends of the first connecting arm are respectively constrained by the left and right support arms in one-to-one correspondence. Part of the degrees of freedom of the upper and lower ends of the second connecting arm are also constrained by the left supporting arm and the right supporting arm, respectively. Suppose the angle formed between the first connecting arm and the second connecting arm is β, then when the adjustment operation is performed on the opening distance L formed between the left and right support negative arms, β will automatically change adaptively.

As a further improvement of the technical solution of the present invention, the connecting transition unit further includes a second left hinge shaft, a second right hinge shaft, a middle hinge shaft, a left guide screw and a right guide screw. A left-set sliding strip-shaped notch extending along the length direction of the left-set support negative arm for fitting the left-set guide screw is provided. A right-side sliding strip-shaped notch extending along the length direction of the right-side support negative arm and used for fitting the right-side guide screw is provided on the right setting support negative arm. The second left hinge shaft is used to realize the hinged connection between the lower end of the first connecting arm and the left supporting negative arm, and the second right hinge shaft is used to realize the hinged connection between the lower end of the second connecting arm and the right supporting negative arm connection, and the central hinge shaft is used to hinge the first connecting arm and the second connecting arm as a whole. The left-set guide screw passes through the left-set sliding bar-shaped gap, and is mated and fixed on the upper end of the second connecting arm. The right-positioned guide screw passes through the right-positioned sliding bar-shaped notch, and is mated and fixed on the upper end of the first connecting arm. When the gear-opening distance L formed between the left-set support negative arm and the right-set support negative arm is changed, the left-set guide screw and the right-set guide screw correspond one-to-one along the left-set sliding bar-shaped notch, The right sliding bar notch performs a sliding movement.

As a further improvement of the technical solution of the present invention, the anti-falling unit is composed of a left anti-slipping subunit and a right anti-slipping subunit. The left anti-slip subunit is assembled on the left pressure bearing leg, and is arranged in front of the first left hinge shaft. The right anti-slip sub-unit cooperating with the left anti-slip sub-unit is assembled on the right pressure-bearing leg, and is arranged in front of the first right hinge shaft.

As a further improvement of the technical solution of the present invention, the left anti-slip sub-unit includes a left baffle plate and a third left hinge shaft. The right anti-slip subunit includes a right baffle plate and a third right hinge shaft. The left baffle and the right baffle are respectively hinged on the left pressure bearing leg and the right pressure bearing leg through the third left hinge shaft and the third right hinge shaft in one-to-one correspondence. And when the anti-falling operation of the tablet computer is realized in advance, the left baffle and the right baffle are rotated to an erect state.

As a further improvement of the technical solution of the present invention, a left hidden groove for accommodating the left baffle plate extends downward from the top wall of the left pressure bearing leg. A right hidden groove for accommodating the right baffle plate extends downward from the top wall of the right pressure bearing leg. The third left hinge shaft and the third right hinge shaft are inserted into the inner cavity of the left hidden groove and the right hidden groove in a one-to-one correspondence.

As another modified design of the above technical solution, the anti-falling unit includes a left anti-slip rubber pad and a right anti-slip rubber pad. The left anti-skid rubber pad and the right anti-slip rubber pad are respectively attached to the outer side walls of the left supporting negative arm and the right supporting negative arm in a one-to-one correspondence. Friction-enhancing particles that can directly touch the tablet are evenly distributed on the left anti-slip rubber pad and the right anti-slip rubber pad.

As a further improvement of the technical solution of the present invention, the above-mentioned tablet computer placing bracket also includes a line dividing unit. The line distribution unit includes a line hanger and a fourth left hinge shaft. The wire hanger is hinged with the left support negative arm in a freely swaying manner by means of the fourth left hinge shaft. In the linear array of wire racks, there are multiple splitting slots for cables to pass through.

In practical applications, the tablet placement bracket has at least the following beneficial effects:

1) The tablet placement bracket adopts a frame-type design structure to ensure that it has better structural stability. In this way, during the actual side-slip or touch operation, the tablet computer can still maintain a relatively stable posture even if it is subjected to a large lateral pressure and contact force, and the amount of jitter is greatly reduced, which is ultimately conducive to ensuring that the user has no problem with the tablet. The computer realizes precise control;

2) When you need to adjust the tilt angle of the tablet computer, you only need to rotate the left support leg and the right support leg along the front and rear directions at the same time, and when the tilt angle of the tablet computer is adjusted in place, the left support leg The lower ends of the support legs and the right support legs can be respectively constrained and restricted by the left pressure-bearing leg and the right pressure-bearing leg. The entire operation process takes a very short time and is easy to implement. More importantly, when the placement angle of the tablet is adjusted in place, the control force it receives to limit its circumferential freedom of rotation is more sufficient, even if it is subjected to the relative top contact force, it can still remain at Anticipated posture.

Description of drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are just some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

FIG. 1 is a schematic structural diagram of a tablet computer bracket for students based on a smart classroom in the prior art.

FIG. 2 is a schematic structural diagram of a multifunctional tablet computer stand in the prior art.

FIG. 3 is a perspective view of the first embodiment of the tablet computer placing bracket according to the present invention.

FIG. 4 is a front view of FIG. 3 .

FIG. 5 is a cross-sectional view taken along line A-A of FIG. 4 .

FIG. 6 is a perspective view of another perspective view of the first embodiment of the tablet computer placing bracket in the present invention.

FIG. 7 is a perspective view of the second embodiment of the tablet computer placing bracket in the present invention.

FIG. 8 is a perspective view of the third embodiment of the tablet computer placing bracket in the present invention.

1-Pressure unit; 11-Left pressure leg; 111-Left limit groove; 112-Left hidden groove; 12-Right pressure leg; 121-Right limit groove; 122- Right hidden groove; 2-support negative unit; 21-first left hinge shaft; 22-left support negative arm; 221-left accommodating groove; 222-left sliding bar gap; 23-section A right hinge shaft; 24-right support negative arm; 241-right receiving groove; 242-right sliding bar gap; 3-connecting transition unit; 31-first connecting arm; 32-second connection Arm; 33-second left hinge shaft; 34-second right hinge shaft; 35-center hinge shaft; 36-left guide screw; 37-right guide screw; 4-angle adjustment unit; 41-left 42-right supporting leg; 5-anti-slip unit; 51-left anti-slip subunit; 511-left baffle; 512-third left hinge shaft; 52-right anti-slip subunit; 521 -Right baffle; 522-Third right hinge shaft; 53-Left anti-skid rubber pad; 54-Right anti-skid rubber pad; 6-Distribution unit; 62-4th left hinged shaft.

Detailed ways

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the terms "front", "rear", "upper", "lower", "left", "right", etc. The orientation or positional relationship is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a reference to the present utility model. limits.

The content disclosed by the present utility model will be described in further detail below with reference to specific embodiments. Figures 3 and 6 respectively show three-dimensional schematic diagrams of two different perspectives of the first embodiment of the tablet computer placing bracket in the present utility model, and combined with 4 and 5, it can be seen that it is mainly composed of a pressure bearing unit 1, a negative bearing unit 2, a connection transition unit 3, an angle adjustment unit 4 and an anti-falling unit 5 and other parts. Wherein, the pressure-bearing unit 1 is directly supported by the table top, and is composed of a left-set pressure-bearing leg 11 and a right-set pressure-bearing leg 12 which are arranged parallel to each other. The support unit 2 is used to directly support the tablet computer, and includes a left support arm 22 that is hinged with the left pressure-bearing leg 11 through the first left hinge shaft 21 and a left support arm 22 through the first right hinge shaft. 23 in order to realize the right set supporting negative arm 24 hingedly connected with the right set pressure bearing leg 12 . The connecting transition unit 3 is used in conjunction with the supporting negative unit 2 , and includes a first connecting arm 31 and a second connecting arm 32 for connecting the transition between the left supporting negative arm 22 and the right supporting negative arm 24 . The partial degrees of freedom of the upper and lower ends of the first connecting arm 31 are respectively constrained by the left supporting negative arm 22 and the right supporting negative arm 24 in one-to-one correspondence. The partial degrees of freedom of the upper and lower ends of the second connecting arm 32 are also constrained by the left supporting arm 22 and the right supporting arm 24 in a one-to-one correspondence, respectively. Assuming that the angle formed between the first connecting arm 31 and the second connecting arm 32 is β, then when the adjustment operation is performed on the gear opening distance L formed between the left supporting arm 22 and the right supporting arm 24 , β can be adaptively changed. The angle adjustment unit 4 includes a left support leg 41 and a right support leg 42 . The upper end of the left support leg 41 is hinged with the left support arm 22 , and the lower end thereof is restrained by the left pressure bearing leg 11 . The upper end of the right supporting leg 42 is hinged with the right supporting negative arm 24 , and the lower end thereof is restrained by the right supporting leg 12 . A series of left limiting grooves 111 are arranged on the top wall of the left supporting leg 11 in a linear array along its length direction and are used to insert the lower end of the left supporting leg 41 . A series of right limiting grooves 121 are arranged on the top wall of the right supporting leg 12 in a linear array along the length direction thereof and are used for inserting the lower end of the right supporting leg 42 . The anti-falling unit 5 is used to prevent the tablet computer from slipping off from the supporting unit 2 , and is used in conjunction with the supporting unit 2 .

The adjustment principle of the inclination angle θ of the tablet computer is roughly as follows: when the inclination angle θ of the tablet computer needs to be increased, the user only needs to tilt the left support arm 22 and the right support arm 24 relative to himself at the same time, During this process, the lower ends of the left support leg 41 and the right support leg 42 are respectively released from the corresponding left limit groove 111 and right limit groove 121 and bear the pressure along the left The relative positions of the leg 11 and the right pressure-bearing leg 12 are changed relative to each other until the left support leg 41 and the right support leg 42 are re-inserted into the left position limit groove 111 and the right position limiter. In the groove 121, the inclination angle θ of the tablet computer is locked so far; when the user needs to perform a reduction operation on the inclination angle θ of the tablet computer, the user only needs to tilt the left support arm 22 at a small distance relative to himself at the same time. and the right support negative arm 24, in this process, the lower ends of the left support leg 41 and the right support leg 42 are respectively inserted into the corresponding left limit groove 111 and right limit groove 121 Then the user pushes the left support arm 22 and the right support arm 24 at the same time in a direction away from themselves (during this process, it is necessary to use the left and right hand strength to ensure that the left support leg 41 is relative to the left support Negative arm 22 and to ensure that the right supporting leg 42 maintains a fixed posture relative to the right supporting negative arm 24), then, the lower ends of the left supporting leg 41 and the right supporting leg 42 continue to follow the left supporting leg 11. , The relative position of the length extension direction of the right pressure bearing leg 12 is changed until the left support leg 41 and the right support leg 42 are re-inserted into the left limit groove 111 and the right limit concave in the more rearward position. In the slot 121, so far, the tilt angle θ of the tablet computer is locked. It can be seen from the above description that the entire operation process takes very short time and is easy to implement. More importantly, when the placement angle of the tablet is adjusted in place, the control force it receives to limit its circumferential freedom of rotation is more sufficient, even if it is subjected to the relative top contact force, it can still remain at Anticipated posture.

In addition, it should also be noted here that the frame-type design structure is adopted for the placement bracket of the redesigned tablet computer, so as to ensure that it has better structural stability. In this way, during the actual side-slip or touch operation, the tablet computer can still maintain a relatively stable posture even if it is subjected to a large lateral pressure and contact force, and the amount of jitter is greatly reduced, which is ultimately conducive to ensuring that the user has no problem with the tablet. The computer realizes precise control.

In order to improve the storability of the tablet computer placement bracket and reduce the difficulty of packaging and logistics and transportation, as shown in FIG. The left receiving groove 221 is provided. A right receiving groove 241 for receiving the right supporting leg 42 is defined on the inner side wall of the right supporting arm 24 . After the tablet computer placement bracket is assembled and before the official bagging operation, the production line workers can conveniently and quickly store the left support leg 41 and the right support leg 42 in the left storage groove 221 and the right support leg 42 correspondingly. It can be placed in the accommodating groove 241, thereby greatly reducing the overall height value of the bracket for placing the tablet computer in the accommodating state, which is convenient for packing into the packing box.

Furthermore, as shown in FIG. 3 , the connecting transition unit 3 also includes a second left hinge shaft 33 , a second right hinge shaft 34 , a middle hinge shaft 35 , a left guide screw 36 and a right guide screw 37 . composed of several parts. A left-set sliding strip-shaped notch 222 extending along the length direction of the left-set support negative arm 22 is defined for fitting the left-set guide screw 36 . A right-side sliding strip-shaped notch 242 extending along the length direction of the right-side support negative arm 24 is defined to fit the right-side guide screw 37 . The second left hinge shaft 33 is used to realize the hinged connection between the lower end of the first connecting arm 31 and the left supporting arm 22 , and the second right hinge shaft 34 is used to realize the lower end of the second connecting arm 32 and the right support arm 22 . The hinged connection of the negative arm 24 is supported, and the central hinge shaft 35 is used to hinge the first connecting arm 31 and the second connecting arm 32 as a whole. The left guide screw 36 passes through the left sliding bar-shaped notch 222 , and is mated and fixed to the upper end of the second connecting arm 32 . The right-side guide screw 37 passes through the right-side sliding bar-shaped notch 242 , and is mated and fixed to the upper end of the first connecting arm 31 . By adopting the above technical solution for setting, on the one hand, the connection reliability and stability of the first connecting arm 31 and the second connecting arm 32 and the left support arm 22 and the right support arm 24 are effectively ensured; On the other hand, the application range of the tablet PC bracket is greatly improved, so that it can adapt to tablet PCs of different widths at the same time, which is embodied in: when the width value of the preset tablet PC is changed, the user needs to loosen the left guide screw first. 36 and the right guide screw 37, and then, with the help of both hands, simultaneously apply a reverse force or an opposing force to the left pressure bearing leg 11, the right pressure bearing leg 12, the left supporting arm 22 and the right supporting negative arm. The gear opening distance L formed between 24 changes synchronously. During this process, the angle β of the first connecting arm 31 and the second connecting arm 32 changes due to the pulling force, and the left guide screw 36, The right guide screws 37 perform sliding movement along the left sliding bar-shaped notch 222 and the right sliding bar-shaped notch 242 in a one-to-one correspondence, respectively. When the opening distance L is adjusted in place, the left guide screw 36 and the right guide screw 37 are re-tightened immediately. At this time, the cross posture formed by the first connecting arm 31 and the second connecting arm 32 is effectively Locking, thereby avoiding the occurrence of the change of the opening distance L caused by the external force caused by the tablet computer placing bracket in the later stage.

3, 4 and 5, it can be clearly seen that the anti-falling unit 5 is composed of a left anti-falling sub-unit 51 and a right anti-falling sub-unit 52 which are opposite to each other and have the same design and structure. The left anti-slip sub-unit 51 is assembled on the left pressure bearing leg 11 and is arranged in front of the first left hinge shaft 21 . The right anti-slip sub-unit 52 cooperating with the above-mentioned left anti-slip sub-unit 51 is assembled on the right pressure-bearing leg 12 and arranged in front of the first right hinge shaft 23 . The left anti-falling sub-unit 51 includes a left baffle 511 and a third left hinge shaft 512 . The right anti-slip subunit 52 includes a right baffle 521 and a third right hinge shaft 522 . The left baffle 511 and the right baffle 521 are hinged to the left pressure-bearing leg 11 and the right pressure-bearing leg 12 respectively via the third left hinge shaft 512 and the third right hinge shaft 522 in one-to-one correspondence. Before the official placing operation of the tablet computer is performed, the user rotates the left baffle 511 and the right baffle 521 in advance and keeps them in an upright state, thereby improving a stable and reliable blocking force for the officially placed tablet computer , to prevent it from being damaged by sliding off the tablet bracket.

Also, in order to improve the stowage of the tablet computer placement bracket and reduce the difficulty of packaging and logistics and transportation, as a further optimization of the above technical solution, as shown in Figures 3, 4 and 5, the left pressure-bearing leg 11 is placed on the There is a left hidden groove 112 for accommodating the above left baffle 511 extending downward from the top wall of . A right hidden groove 122 for accommodating the right baffle plate 521 extends downward from the top wall of the right pressure bearing leg 12 . And when the actual assembly operation of the tablet computer placement bracket is completed, the third left hinge shaft 512 and the third right hinge shaft 522 are inserted into the left hidden groove 112 and the right hidden groove 122 in one-to-one correspondence. in the cavity. When the tablet computer placing bracket is in a non-applied state, the left baffle 511 and the right baffle 521 are effectively accommodated in the left hidden groove 112 and the right hidden groove 122 .

FIG. 7 shows a schematic perspective view of the second embodiment of the tablet computer placing bracket in the present invention. It can be seen that the difference between the first embodiment and the above-mentioned first embodiment is that the anti-falling unit 5 preferably includes a left anti-slip rubber. Pad 53 and right anti-skid rubber pad 54. The left anti-slip rubber pad 53 and the right anti-slip rubber pad 54 are respectively attached to the outer side walls of the left supporting negative arm 22 and the right supporting negative arm 24 in a one-to-one correspondence. The left anti-skid rubber pad 53 and the right anti-skid rubber pad 54 are evenly distributed with friction-increasing particles that can directly contact the tablet computer. In this way, in practical applications, when the tablet computer is placed in place, the left anti-skid rubber pad 53 and the right anti-skid rubber pad 54 cooperate with each other to apply sufficient frictional force to the back panel of the tablet computer, thereby effectively avoiding The phenomenon occurs when the tablet computer is placed on the bracket by the tablet computer due to the influence of external force and its own weight.

It should be noted here that, compared with the first embodiment above using the left baffle 511 and the right baffle 521 to prevent the tablet computer from sliding down, the above solution has a simpler design structure and is easier to implement.

FIG. 8 shows a three-dimensional schematic diagram of the third embodiment of the tablet computer placing bracket in the present invention. It can be seen that the difference between the tablet computer placing bracket and the above-mentioned first embodiment is that the tablet computer placing bracket is additionally provided with a line dividing unit 6 . . The line distribution unit 6 is mainly composed of a line hanger 61 and a fourth left hinge shaft 62 . The wire hanger 61 is hinged with the left support negative arm 22 through the fourth left hinge shaft 62 so as to be freely pivotable. In the linear array of the wire hanger 61, there are a plurality of distribution slots 611 for cables to pass through. In practical applications, when the tablet computer is placed in place, the user unscrews the cable hanger 61 from the right under the left negative arm 22, and then the power cable, data cable, network cable, etc. can be quickly and effectively connected They are stored in the line dividing slots 611 in an orderly manner, so as to further improve the user satisfaction of the tablet computer placing bracket.

The above description of the disclosed embodiments enables those skilled in the art to implement 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 implemented in other embodiments without departing from the spirit or scope of the present 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 (10)

1. A tablet personal computer placing support is characterized by comprising a pressure bearing unit, a load supporting unit, a connecting transition unit, an angle adjusting unit and an anti-slip unit; the pressure bearing unit is directly supported by the desktop and consists of a left pressure bearing leg and a right pressure bearing leg which are arranged in parallel; the supporting and bearing unit is used for directly supporting the tablet personal computer and comprises a left supporting and bearing arm and a right supporting and bearing arm, wherein the left supporting and bearing arm is hinged with the left pressure-bearing leg through a first left hinge shaft, and the right supporting and bearing arm is hinged with the right pressure-bearing leg through a first right hinge shaft; the connecting transition unit is matched with the supporting negative unit and comprises a first connecting arm and a second connecting arm which are used for connecting and transitioning between the left supporting negative arm and the right supporting negative arm; the angle adjusting unit comprises a left supporting leg and a right supporting leg; the upper end part of the left supporting leg is hinged with the left supporting arm, and the lower end part of the left supporting leg is restrained by the left pressure bearing leg; the upper end part of the right supporting leg is hinged with the right supporting arm, and the lower end part of the right supporting leg is restricted by the right pressure bearing leg; when the inclination angle theta of the tablet personal computer is adjusted, the lower end parts of the left supporting leg and the right supporting leg respectively correspondingly and adaptively move relative to each other along the length extending direction of the left pressure bearing leg and the right pressure bearing leg; the anti-slip unit is used for preventing the tablet personal computer from slipping off from the supporting unit and is matched with the supporting unit for application.

2. The tablet computer placement support according to claim 1, wherein a series of left position-limiting grooves are formed on the top wall of the left position-bearing leg, wherein the left position-limiting grooves are linearly arrayed along the length direction of the left position-bearing leg and are used for being inserted into the lower end part of the left position-bearing leg; and a series of right limiting grooves which are linearly arrayed along the length direction of the top wall of the right pressure bearing leg and are used for being inserted into the lower end part of the right supporting leg are formed in the top wall of the right pressure bearing leg.

3. The tablet personal computer placement support as claimed in claim 2, wherein a left accommodating groove for accommodating the left support leg is formed on the inner side wall of the left support arm; and a right accommodating groove for accommodating the right supporting leg is formed in the inner side wall of the right supporting arm.

4. The tablet computer placement support according to any one of claims 1-3, wherein partial degrees of freedom of the upper and lower ends of the first connecting arm are constrained by the left and right placement support arms in a one-to-one correspondence, respectively; the partial degrees of freedom of the upper end and the lower end of the second connecting arm are respectively restrained by the left supporting negative arm and the right supporting negative arm in a one-to-one correspondence manner; and if the included angle formed between the first connecting arm and the second connecting arm is beta, the beta changes in a self-adaptive manner when the open-gear distance L formed between the left supporting negative arm and the right supporting negative arm is adjusted.

5. The tablet computer placement support according to claim 4, wherein the connection transition unit further comprises a second left hinge shaft, a second right hinge shaft, a middle hinge shaft, a left guide screw and a right guide screw; a left sliding strip-shaped notch which extends along the length direction of the left supporting negative arm and is used for being matched with the left guide screw is formed in the left supporting negative arm; a right sliding strip-shaped notch which extends along the length direction of the right supporting negative arm and is used for being matched with the right guide screw is formed in the right supporting negative arm; the second left-arranged hinge shaft is used for realizing the hinged connection of the lower end part of the first connecting arm and the left supporting negative arm, the second right-arranged hinge shaft is used for realizing the hinged connection of the lower end part of the second connecting arm and the right supporting negative arm, and the middle-arranged hinge shaft is used for hinging the first connecting arm and the second connecting arm into a whole; the left guide screw penetrates through the left sliding strip-shaped notch, is inserted and matched and is fixed at the upper end part of the second connecting arm; the right guide screw penetrates through the right sliding strip-shaped notch, and is inserted, matched and fixed at the upper end part of the first connecting arm; when the open distance L formed between the left support negative arm and the right support negative arm is changed, the left guide screw and the right guide screw respectively perform sliding motion along the left sliding strip-shaped notch and the right sliding strip-shaped notch in a one-to-one correspondence manner.

6. The tablet placement support according to any one of claims 1-3, wherein the anti-slide unit is comprised of a left-hand anti-slide drop unit and a right-hand anti-slide drop unit; the left anti-skid falling unit is assembled on the left pressure bearing leg and arranged right in front of the first left hinge shaft; the right anti-skid falling unit which is cooperated with the left anti-skid falling unit is assembled on the right pressure bearing leg and is arranged right in front of the first right hinge shaft.

7. The tablet placement support according to claim 6, wherein the left anti-slip drop unit comprises a left baffle, a third left hinge shaft; the right anti-skid falling unit comprises a right baffle and a third right hinge shaft; the left baffle and the right baffle are respectively hinged on the left pressure bearing leg and the right pressure bearing leg in a one-to-one correspondence manner through the third left hinge shaft and the third right hinge shaft; and when the anti-slip operation of the tablet computer is realized in advance, the left baffle and the right baffle are rotated to be in a vertical state.

8. The tablet computer placement support according to claim 7, wherein a left hidden groove for accommodating the left baffle extends downward from the top wall of the left pressure leg; a right hidden groove for accommodating the right baffle extends downwards from the top wall of the right pressure bearing leg; the third left hinge shaft and the third right hinge shaft are inserted into the inner cavities of the left hidden groove and the right hidden groove in a one-to-one correspondence manner.

9. The tablet placement support according to any one of claims 1-3, wherein the anti-slip unit comprises a left anti-slip rubber pad and a right anti-slip rubber pad; the left anti-skid rubber pad and the right anti-skid rubber pad are respectively attached to the outer side walls of the left supporting negative arm and the right supporting negative arm in a one-to-one correspondence manner; friction increasing particles which can be directly contacted with the tablet personal computer in a propping manner are uniformly distributed on the left anti-slip rubber pad and the right anti-slip rubber pad.

10. The tablet computer placement frame according to any one of claims 1-3, further comprising a wire distribution unit; the branching unit comprises a wire hanging frame and a fourth left-arranged hinge shaft; the wire hanging frame is hinged with the left supporting negative arm in a freely swinging manner by the fourth left hinge shaft; the linear array of the wire hanging frame is provided with a plurality of wire distributing notches for the cables to penetrate.

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