CN210050475U

CN210050475U - Double-screen clamp type display bracket

Info

Publication number: CN210050475U
Application number: CN201822163300.8U
Authority: CN
Inventors: 唐吉积
Original assignee: NINGBO YAJI ELECTROMECHANICAL TECHNOLOGY Co Ltd
Current assignee: NINGBO YAJI ELECTROMECHANICAL TECHNOLOGY Co Ltd
Priority date: 2018-12-21
Filing date: 2018-12-21
Publication date: 2020-02-11
Anticipated expiration: 2028-12-21

Abstract

The utility model discloses a double-screen clamping type display bracket, which comprises a clamping type vertical seat, a guide post, an air spring and a top plate, wherein the guide post is axially connected with the top of the clamping type vertical seat, a lifting slider is sleeved on the guide post, the front end of the slider is axially connected with a primary rotating block, a poking block is arranged obliquely above the primary rotating block and is connected with the primary rotating block through the air spring, the top of the poking block is axially connected with a secondary rotating block, the middle section of the top plate is connected with the secondary rotating block, two ends of the top plate are respectively axially connected with a movable slide rail, the front side of each movable slide rail is movably provided with a bearing panel, the back sides of the two movable slide rails are respectively provided with a retainer, the back side of the guide post is provided with a labor-saving mechanism in transmission connection with the lifting slider, the guide post is sleeved with a bearing block in threaded fit with the guide post, the utility model has the functions, meanwhile, the lifting device also has a lifting function, and meets the requirements of users of the double-screen display.

Description

Double-screen clamp type display bracket

Technical Field

The utility model relates to a display support field, in particular to double-screen clamp formula display support.

Background

The display support is used for supporting displays such as an LCD display device. The display stand is ideal in that a user can conveniently use the display, and the position of the display can be changed according to the physical condition of the user or the use environment. For example, the display stand may be configured to adjust both the height and tilt angle of the display. Particularly LCD displays, since the visibility varies with the relative position between the user and the display, it is preferable to vary the position of the display using a display stand so that it can be adapted to the angle of view of the user.

With the development of technology and the popularization of networks, many new industries such as live broadcast, professional game players and the like are brought forward, and due to the nature of work, the players may be equipped with a plurality of computer monitors, so that the traditional monitor support cannot meet the requirements of the players.

According to the above problems, by searching: chinese patent No.: CN 201710522755's a two screen angle adjustable's of an organic whole display, including base, installing support and display screen one and display screen two, display screen one passes through connecting portion with display screen two and fixes on the installing support after integrative, 360 rotations around display screen one and display screen two can realize, and the installing support setting is in the base top. The utility model discloses when using, can realize the angularly adjustable of two display screens, put suitable position with the display screen as required, supply the user to use in the occasion of difference, adaptability is wide, and the display screen time spent not can be in the same place two rotatory backs closeouts of display screen, reduces occupation space, can play certain dustproof effect moreover.

The disadvantages of the above solution are: the angle adjustment of the display screen of a big or a little can't be satisfied to and at the regulation of horizontal direction, the interval that can lead to the display of a big or a little to produce like this is too big, and the user can produce tired in the transfer vision, also does not possess the altitude mixture control function simultaneously.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double screen presss from both sides formula display support to prior art not enough.

In order to solve the above problem, the utility model provides a following technical scheme:

a double-screen clamp type display bracket comprises a clamp type vertical seat, a guide post, an air spring and a top plate, wherein the guide post is vertically connected to the top of the clamp type vertical seat in a vertical shaft mode, a lifting slide block is movably sleeved on the guide post, a primary rotating block is tightly and axially connected to the top of the front end of the lifting slide block, one end of the air spring is in axial connection fit with the primary rotating block, a poking block is arranged obliquely above the primary rotating block and can swing up and down through the other end of the air spring, a vertical secondary rotating block is tightly and axially connected to the top of the poking block, the top plate is horizontal and is detachably connected with the front side face of the secondary rotating block in the middle section, a movable sliding rail is respectively and tightly and axially connected to the left end and the right end of the top plate, the two movable sliding rails can rotate towards the front side direction of the top plate, a bearing panel is movably arranged on the front side of each movable sliding, the dorsal part of every activity slide rail all is equipped with a retainer, every retainer is connected with the bearing panel transmission that corresponds separately respectively, every retainer still is used for prescribing the bearing panel who corresponds separately in its self concrete position after sliding respectively, the dorsal part of guide post is equipped with laborsaving mechanism, this laborsaving mechanism is connected with the lifting slide transmission, the guide post is hollow structure's trapezoidal lead screw, the cover is equipped with the carrier block with it screw-thread fit on the trapezoidal lead screw, the carrier block is under the lifting slide all the time.

Furthermore, one side of the guide post, which is far away from the gas spring, is provided with an arc plate, the arc plate is vertical and wraps half side of the guide post through a concave surface of the arc plate, one end of the lifting slide block is vertically and movably matched with the inner wall of the concave surface of the arc plate, the lifting slide block is provided with an avoiding shaft hole with an inner diameter slightly larger than the outer diameter of the guide post, the lifting slide block is sleeved on the guide post in a non-contact way through the avoiding shaft hole, the avoiding shaft hole and the guide post are coaxially arranged, the labor-saving mechanism comprises two groups of pulley blocks which are symmetrically arranged at the outer side of the arc plate, each group of the pulley blocks comprises a traction steel wire rope, a labor-saving pulley and a traction pulley, the labor-saving pulley and the traction pulley are respectively connected to the upper end and the lower end of the arc plate in a shaft way, the other ends of the two traction steel wire ropes respectively penetrate through the arc-shaped plate and sequentially pass around the labor-saving pulley and the traction pulley, and the one ends of the two traction steel wire ropes are connected.

Furthermore, the back side shaft of the clamp type vertical seat is connected with a wire collecting roller, the wire collecting roller is horizontally arranged, and the outer surface of the wire collecting roller, which is provided with a hook traction steel wire rope, is wrapped with a rubber sleeve.

Further, the one end of carrier block is located the concave surface of arc to the vertical clearance fit of inner wall of this one end and arc, the top cap is installed on the top of arc, and this top cap and the coaxial setting of guide post, the upper end and the top cap coupling cooperation of guide post, and its upper end still installs the wrench movement rim plate.

Further, the notch of a U type structure is all seted up at both ends about the roof, the one end of two activity slide rails is respectively through a damping piece coupling in a notch, the damping piece includes the damping axle, dish spring and friction disk, the damping axle is vertical and articulates in the notch, the one end and the damping axle fixed connection of activity slide rail, the roof in the notch is run through on the top of damping axle, and dish spring fixed mounting is in this one end of damping axle, the friction disk sets up directly over the dish spring, the lower dish face of friction disk is contradicted the cooperation with the one end of dish spring all the time.

Further, every all be equipped with a sliding block in the spout of activity slide rail, the dorsal part of two bearing panel is respectively through a bolt and a sliding block threaded connection.

Further, the retainer is including adjusting lead screw, turbine and multi-thread scroll bar, adjusts the lead screw and is the dorsal part of horizontal axis joint at movable slide rail, multi-thread scroll bar and the coaxial fixed connection of one end of adjusting the lead screw, the turbine shaft connects the below at multi-thread scroll bar to the two meshes mutually, the fixed rotatory handle coaxial with it that is equipped with in outside of turbine, the cover that can move about on the regulation lead screw is equipped with the nut piece, the top of two nut pieces is equipped with a transmission support respectively, every nut piece is respectively through a transmission support and a sliding block fixed connection.

Further, the dorsal part symmetry of roof is equipped with two pull rods that are close the J-shaped structure, and the bending end of two pull rods all hangs in the below of roof to connect through an installation pipe integrated into one piece between the two, the cover is equipped with the antiskid cover on the installation pipe.

Furthermore, two shells are symmetrically arranged on the periphery of the gas spring from top to bottom, the gas spring is wrapped by the two shells, and two ends of each shell are respectively matched with the primary rotating block and the shifting block in a shaft connection mode.

Has the advantages that: the utility model discloses a double screen presss from both sides formula display bracket, the manual work is firmly grasped two one ends that draw wire rope connects in advance, and the pulling, draw wire rope relies on power pulley and traction pulley to implement the motion, and take the lift slider to take place the elevating movement, and rely on the arc to move about, take air spring, roof and all bearing panel to rise through the lift slider at last, realized will install the purpose of the adjustable height of display on bearing panel; after the traction steel wire rope is manually pulled, the pulled traction steel wire rope is wound on a wire take-up roller, and finally the end part of the traction steel wire rope is hung on a hook; then, the guide column is manually driven to rotate around the axis of the guide column, so that the bearing block rises, and the upper surface of the bearing block is in contact with the lower surface of the lifting slide block, and the bearing block can support the lifting slide block; because different working crowds need two display screens for some work, and the screens of the two displays are concentrated in the sight line range of a user, the actual placing postures of the two displays form a viewing opening which is close to a V-shaped structure; the concrete operation is that one end of the movable sliding rail far away from the damping shaft is manually shifted to enable the movable sliding rail to rotate through the damping shaft, the upper end of the damping shaft is tightly attached to the acting force of the friction disc by virtue of the disc spring in the rotation process, the rotation is relatively labored, the rotation process is very stable, and the angle after the rotation is stably ensured; because the displays are different in size, the possibility that one display is large or one display is small, or both displays are small or both displays are large exists, at the moment, if both displays are small, the bearing panel is driven to horizontally move along the movable sliding rail through the stop piece, the distance between the two sliding blocks is improved, the distance between the two adjacent small displays is reduced, and people can conveniently watch the small displays; the acting force of the primary rotating block is that the gas spring can be rotated by 180 degrees, and the angle of the bracket is adjusted; the acting force of the secondary rotating block is to separate the top plate from the linkage of the gas spring and independently rotate the top plate by 90 degrees, so that the angle adjustment is strengthened; the stirring block is the upper and lower angle modulation that has improved the display, the utility model discloses angle, the horizontal interval regulatory function that has the display that can adapt to one big one little also possess high raising and lowering functions simultaneously, have catered to the user's of double screen display ware demand.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a side view of the present invention;

fig. 3 is a schematic perspective view of the second embodiment of the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 3;

fig. 5 is a schematic three-dimensional structure diagram of the present invention;

FIG. 6 is an enlarged view at B in FIG. 5;

fig. 7 is a schematic view of a partially exploded structure of the present invention;

FIG. 8 is a schematic view of a partially exploded structure of the present invention;

description of reference numerals: a clamp type vertical seat 1, a thread take-up roller 1a and a hook 1 b.

Guide post 2, arc 2a, wrench wheel dish 2 b.

Gas spring 3, housing 3 a.

The device comprises a lifting slide block 4, a traction steel wire rope 4a, a connecting block 4b, a labor-saving pulley 4c, a traction pulley 4d and a one-time rotating block 4 e.

A toggle block 5 and a secondary rotation block 5 a.

Top plate 6, damping shaft 6b, disc spring 6c, friction disc 6 d.

Movable slide rail 7, slider 7a, load-bearing panel 7 b.

Adjusting screw 8, turbine 8a, multi-thread scroll bar 8b, rotatory handle 8c, nut piece 8d, transmission support 8 e.

A pull rod 9 and an anti-skid sleeve 9 a.

The block 10 is carried.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the drawings and the accompanying examples:

referring to fig. 1 to 8, a double-screen clip type display bracket includes a clip type vertical seat 1, a guide post 2, a gas spring 3 and a top plate 6, wherein the guide post 2 is vertically connected to the top of the clip type vertical seat 1, a lifting slider 4 is movably sleeved on the guide post 2, a primary rotating block 4e is tightly coupled to the top of the front end of the lifting slider 4, one end of the gas spring 3 is coupled to and matched with the primary rotating block 4e, a toggle block 5 is arranged obliquely above the primary rotating block 4e, the toggle block 5 can swing up and down through the other end of the gas spring 3, a vertical secondary rotating block 5a is tightly coupled to the top of the toggle block 5, the top plate 6 is horizontal and the middle section of the top plate is detachably connected to the front side of the secondary rotating block 5a, a movable slide rail 7 is respectively coupled to the left and right ends of the top plate 6, both movable slide rails 7 can rotate towards the front side of the top plate 6, the front side of every activity slide rail 7 all can be movable be equipped with a load-bearing panel 7b, two load-bearing panels 7b are used for placing a display respectively, the dorsal part of every activity slide rail 7 all is equipped with a retainer, every retainer is connected with load-bearing panel 7b transmission that corresponds separately respectively, every retainer still is used for prescribing the concrete position after its self slip with load-bearing panel 7b that corresponds separately respectively, the dorsal part of guide post 2 is equipped with laborsaving mechanism, this laborsaving mechanism is connected with the transmission of lifting slide 4, guide post 2 is hollow structure's trapezoidal lead screw, the cover is equipped with screw-thread fit's carrier block 10 with it on the trapezoidal lead screw, carrier block 10 is under lifting slide 4 all the time.

One side of the guide post 2, which is far away from the gas spring 3, is provided with an arc-shaped plate 2a, the arc-shaped plate 2a is vertical and wraps the half side of the guide post 2 through a concave surface of the arc-shaped plate 2a, one end of a lifting slide block 4 is vertically and movably matched with the inner wall of the concave surface of the arc-shaped plate 2a, an avoiding shaft hole with the inner diameter slightly larger than the outer diameter of the guide post 2 is formed in the lifting slide block 4, the lifting slide block 4 is sleeved on the guide post 2 in a non-contact way through the avoiding shaft hole, the avoiding shaft hole is coaxially arranged with the guide post 2, the labor-saving mechanism comprises two groups of pulley blocks symmetrically arranged on the outer side of the arc-shaped plate 2a, each group of the pulley blocks comprises a traction steel wire rope 4a, a labor-saving pulley 4c and a traction pulley 4d, the labor-saving pulley 4c and the traction pulley 4d are respectively axially connected with the upper end and the lower The other ends of the two traction steel wire ropes 4a respectively penetrate through the arc-shaped plate 2a and sequentially pass around the labor-saving pulley 4c and the traction pulley 4d, and the one ends of the two traction steel wire ropes 4a are connected; the method comprises the following steps that one end, connected with two traction steel wire ropes 4a, is grasped manually and pulled, the traction steel wire ropes 4a move by means of force pulleys and traction pulleys 4d, a lifting slide block 4 is driven to move up and down and moves by means of an arc-shaped plate 2a, and finally the gas spring 3, a top plate 6 and all bearing panels 7b are driven to lift up by means of the lifting slide block 4, so that the purpose that the height of a display arranged on the bearing panels 7b can be adjusted is achieved; then the guide post 2 is driven manually to rotate around the axis of the guide post, so that the bearing block 10 rises, and the upper surface of the bearing block 10 is in contact with the lower surface of the lifting slide block 4, so that the bearing block 10 can support the lifting slide block 4, and the guide post 2 is staggered with the lifting slide block 4 through an avoiding shaft hole in rotation to prevent collision.

A wire receiving roller 1a is axially connected to the back side of the clamping type vertical seat 1, the wire receiving roller 1a is horizontally arranged, and a hook 1b is arranged beside the wire receiving roller 1a, and the outer surface of a traction steel wire rope 4a is wrapped with a rubber sleeve; after the traction steel wire rope 4a is manually pulled, the pulled traction steel wire rope 4a is wound on the wire take-up roller 1a, and finally the end part is hung on the hook 1 b; the rubber sleeve prevents the outer surface of the steel wire rope from rubbing the artificial palm when the traction steel wire rope 4a is pulled manually.

One end of the bearing block 10 is positioned in the concave surface of the arc-shaped plate 2a and vertically and movably matched with the inner wall of the arc-shaped plate 2a, a top cover is installed at the top end of the arc-shaped plate 2a and coaxially arranged with the guide column 2, the upper end of the guide column 2 is in shaft connection matching with the top cover, and a twisting wheel disc 2b is also installed at the upper end of the guide column 2; after the traction steel wire rope 4a is fully pulled out manually, namely the lifting slide block 4 is lifted to a satisfactory height, the bearing block 10 is driven to be lifted to be fully attached to the lower surface of the lifting slide block 4 by the twisting wheel disc 2b, so that a bearing is formed; the trapezoidal screw has strong self-locking performance, so that the stability of the bearing block 10 is improved; through adopting traction mode to go up and down, adopting trapezoidal lead screw effort bearing aim at, replacing traditional trapezoidal lead screw's rising adjustment mode, reducing manual operation intensity by a wide margin, only utilize trapezoidal lead screw to carry out the bearing, and do not play the jack-up purpose.

The damping device is characterized in that notches of U-shaped structures are formed in the left end and the right end of the top plate 6, one ends of two movable slide rails 7 are connected into one notch through a damping piece in a shaft coupling mode respectively, each damping piece comprises a damping shaft 6b, a disc spring 6c and a friction disc 6d, the damping shafts 6b are vertically hinged into the notches, one ends of the movable slide rails 7 are fixedly connected with the damping shafts 6b, the top ends of the damping shafts 6b penetrate through the top walls of the notches, the disc springs 6c are fixedly installed at the ends of the damping shafts 6b, the friction discs 6d are arranged right above the disc springs 6c, and the lower disc surfaces of the friction discs 6d are always in abutting fit with one ends of the disc springs 6 c; because different working crowds need two display screens for some work, and the screens of the two displays are concentrated in the sight line range of a user, the actual placing postures of the two displays form a viewing opening which is close to a V-shaped structure; the specific operation is that one end of the movable sliding rail 7, which is far away from the damping shaft 6b, is manually shifted, so that the movable sliding rail 7 rotates through the damping shaft 6b, and in the rotation, the upper end of the damping shaft 6b is tightly attached to the acting force of the friction disc 6d by virtue of the disc spring 6c, the rotation is relatively labored, so that the rotation process is very stable, and the angle after the rotation is stably ensured; and the surface of the friction disk 6d is abraded by friction, the acting force of the disc spring 6c can be extended axially, and then the tight fit between the friction disk 6d is continuously maintained.

A sliding block 7a is arranged in each sliding groove of each movable sliding rail 7, and the back sides of the two bearing panels 7b are respectively in threaded connection with one sliding block 7a through a bolt; because the displays are different, the possibility that one display is large or one display is small, or both displays are large exists, at this time, if both displays are small, the bearing panel 7b is driven to horizontally move along the movable sliding rail 7 through the stop piece, the distance between the two sliding blocks 7a is improved, the distance between the two adjacent small displays is reduced, and people can conveniently watch the small displays.

The stop piece comprises an adjusting screw 8, a turbine 8a and a multi-thread scroll bar 8b, the adjusting screw 8 is horizontally connected to the back side of the movable slide rail 7 in a horizontal shaft manner, the multi-thread scroll bar 8b is coaxially and fixedly connected with one end of the adjusting screw 8, the turbine 8a is connected below the multi-thread scroll bar 8b in a shaft manner and meshed with the multi-thread scroll bar 8b, a rotating handle 8c coaxial with the turbine 8a is fixedly arranged on the outer side of the turbine 8a, nut blocks 8d are movably sleeved on the adjusting screw 8, the top ends of the two nut blocks 8d are respectively provided with a transmission bracket 8e, and each nut block 8d is respectively and fixedly connected with a sliding block 7a through one transmission bracket 8 e; manually rotating the rotating handle 8c to enable the turbine 8a to rotate, enabling the turbine 8a to be meshed with the multi-thread scroll rod 8b to enable the adjusting screw rod 8 to rotate, further driving the nut block 8d, enabling the nut block 8d to drive the sliding block 7a through the transmission bracket 8e, finally achieving the purpose of driving the bearing panel 7b, and enabling the bearing panel 7b to be kept in the specific position after moving to be fixed by utilizing the self-locking force of the adjusting screw rod 8; the purpose of adopting the multi-thread scroll bar 8b is to realize positive and negative rotation between the worm wheel 8a and the worm, and no self-locking exists.

Two pull rods 9 which are close to J-shaped structures are symmetrically arranged on the back side of the top plate 6, the bent ends of the two pull rods 9 are suspended below the top plate 6 and are integrally formed and connected through a mounting pipe, and an anti-skid sleeve 9a is sleeved on the mounting pipe; the two pull rods 9 and the mounting pipe form a pipe fitting which is convenient for manual operation, namely the pipe fitting can pull the poking block 5 to swing up and down, the swing amplitude of the poking block 5 is within plus or minus 90 degrees, and the pipe fitting can also be used for placing a data line of a display; the anti-slip sleeve 9a makes it very convenient to pull the pipe fitting manually.

Two shells 3a are symmetrically arranged at the periphery of the gas spring 3 from top to bottom, the gas spring 3 is wrapped by the two shells 3a, and two ends of each shell 3a are respectively in shaft connection fit with the primary rotating block 4e and the shifting block 5; the poking block 5 can move up and down by the gas spring 3 in the process of rotating, and the gas spring 3 plays a bearing purpose.

The working principle is as follows: the method comprises the following steps that one end, connected with two traction steel wire ropes 4a, is grasped manually and pulled, the traction steel wire ropes 4a move by means of force pulleys and traction pulleys 4d, a lifting slide block 4 is driven to move up and down and moves by means of an arc-shaped plate 2a, and finally the gas spring 3, a top plate 6 and all bearing panels 7b are driven to lift up by means of the lifting slide block 4, so that the purpose that the height of a display arranged on the bearing panels 7b can be adjusted is achieved; after the traction steel wire rope 4a is manually pulled, the pulled traction steel wire rope 4a is wound on the wire take-up roller 1a, and finally the end part is hung on the hook 1 b; then, the guide post 2 is manually driven to rotate around the axis of the guide post, so that the bearing block 10 rises, and the upper surface of the bearing block 10 is in contact with the lower surface of the lifting slide block 4, so that the bearing block 10 can support the lifting slide block 4; because different working crowds need two display screens for some work, and the screens of the two displays are concentrated in the sight line range of a user, the actual placing postures of the two displays form a viewing opening which is close to a V-shaped structure; the specific operation is that one end of the movable sliding rail 7, which is far away from the damping shaft 6b, is manually shifted, so that the movable sliding rail 7 rotates through the damping shaft 6b, and in the rotation, the upper end of the damping shaft 6b is tightly attached to the acting force of the friction disc 6d by virtue of the disc spring 6c, the rotation is relatively labored, so that the rotation process is very stable, and the angle after the rotation is stably ensured; because the displays are different in size, the possibility that one display is large or one display is small, or both displays are small or both displays are large exists, at this time, if both displays are small, the bearing panel 7b is driven by the stop piece to horizontally move along the movable sliding rail 7, the distance between the two sliding blocks 7a is improved, the distance between the two adjacent small displays is reduced, and people can conveniently watch the small displays; the acting force of the primary rotating block 4e is to rotate the gas spring 3 by 180 degrees, so that the angle of the bracket is adjusted; the acting force of the secondary rotating block 5a is to separate the top plate 6 from the linkage of the gas spring 3, and independently rotate for 90 degrees, so that the angle adjustment is strengthened; the toggle block 5 improves the up-down angle adjustment of the display.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a double screen presss from both sides formula display support which characterized in that: comprises a clamp type vertical seat (1), a guide post (2), an air spring (3) and a top plate (6), wherein the guide post (2) is vertically connected with the top of the clamp type vertical seat (1) in a shaft connection manner, a lifting slide block (4) is movably sleeved on the guide post (2), a primary rotating block (4e) is tightly coupled to the top of the front end of the lifting slide block (4), one end of the air spring (3) is in shaft connection fit with the primary rotating block (4e), a stirring block (5) is arranged obliquely above the primary rotating block (4e), the stirring block (5) can swing up and down through the other end of the air spring (3), a vertical secondary rotating block (5a) is tightly coupled to the top of the stirring block (5), the top plate (6) is horizontal and detachably connected with the front side surface of the secondary rotating block (5a) in the middle section, a movable sliding rail (7) is respectively and tightly coupled to the left end and the right end of the top plate (6), the two movable sliding rails (7) can rotate towards the front side direction of the top plate (6), the front side of each movable sliding rail (7) can be movably provided with a bearing panel (7b), the two bearing panels (7b) are respectively used for placing a display, the back side of each movable sliding rail (7) is provided with a stop piece, each stop piece is respectively in transmission connection with the corresponding bearing panel (7b), each stop piece is also respectively used for limiting the corresponding bearing panel (7b) at the specific position after the corresponding bearing panel slides, the back side of the guide column (2) is provided with a labor-saving mechanism, the labor-saving mechanism is in transmission connection with the lifting slide block (4), the guide column (2) is a trapezoidal lead screw with a hollow structure, a bearing block (10) in threaded fit with the trapezoidal lead screw is sleeved on the trapezoidal lead screw, and the bearing block (10) is always positioned under the lifting slide block (4).

2. A dual screen clip-on display stand according to claim 1, wherein: one side of the guide post (2) far away from the air spring (3) is provided with an arc-shaped plate (2a), the arc-shaped plate (2a) is vertical and wraps the half side of the guide post (2) through a concave surface of the arc-shaped plate, one end of a lifting slide block (4) is vertically and movably matched with the inner wall of the concave surface of the arc-shaped plate (2a), an avoiding shaft hole with the inner diameter slightly larger than the outer diameter of the guide post (2) is formed in the lifting slide block (4), the lifting slide block (4) is sleeved on the guide post (2) in a non-contact mode through the avoiding shaft hole, the avoiding shaft hole is coaxially arranged with the guide post (2), a labor-saving mechanism comprises two groups of pulley blocks which are symmetrically arranged on the outer side of the arc-shaped plate (2a), each group of pulley block comprises a traction steel wire rope (4a), a labor-saving pulley (4c) and a traction pulley (4d), and the, Lower both ends, the one end of two traction wire rope (4a) is all fixed and is equipped with a connecting block (4b), and two traction wire rope (4a) are respectively through respective connecting block (4b) and the left and right sides spiro union cooperation of lifting slide block (4), and arc (2a) are run through respectively to the other end of two traction wire rope (4a) to walk around laborsaving pulley (4c) and traction pulley (4d) in proper order, this one end of two traction wire rope (4a) is connected.

3. A dual screen clip-on display stand according to claim 2, wherein: the back side shaft of the clamp type vertical seat (1) is connected with a wire receiving roller (1a), the wire receiving roller (1a) is horizontally arranged, and the outer surface of a hook (1b) traction steel wire rope (4a) arranged beside the wire receiving roller (1a) is wrapped with a rubber sleeve.

4. A dual screen clip-on display stand according to claim 2, wherein: one end of the bearing block (10) is located in the concave surface of the arc-shaped plate (2a), the end of the bearing block is in vertical movable fit with the inner wall of the arc-shaped plate (2a), the top cover is installed at the top end of the arc-shaped plate (2a) and is coaxially arranged with the guide column (2), the upper end of the guide column (2) is in shaft connection fit with the top cover, and the upper end of the guide column is further provided with a twisting wheel disc (2 b).

5. A dual screen clip-on display stand according to claim 1, wherein: the notch of a U type structure is all seted up at both ends about roof (6), the one end of two activity slide rails (7) is respectively through a damping piece coupling in a notch, the damping piece includes damping axle (6b), dish spring (6c) and friction disk (6d), damping axle (6b) are vertical hinge in the notch, the one end and damping axle (6b) fixed connection of activity slide rail (7), the roof in the notch is run through on the top of damping axle (6b), and dish spring (6c) fixed mounting is in this one end of damping axle (6b), friction disk (6d) set up directly over dish spring (6c), the lower dish face of friction disk (6d) is contradicted with the one end cooperation of dish spring (6c) all the time.

6. A dual screen clip-on display stand according to claim 5, wherein: every all be equipped with a sliding block (7a) in the spout of activity slide rail (7), the dorsal part of two load-bearing panels (7b) is respectively through a bolt and a sliding block (7a) threaded connection.

7. A dual screen clip-on display stand according to claim 6, wherein: the retainer is including adjusting lead screw (8), turbine (8a) and multi-thread scroll bar (8b), it connects the dorsal part in activity slide rail (7) to adjust lead screw (8) to be the horizontal axis, multi-thread scroll bar (8b) and the coaxial fixed connection of one end of adjusting lead screw (8), turbine (8a) coupling is in the below of multi-thread scroll bar (8b), and the two meshes mutually, the outside of turbine (8a) is fixed to be equipped with coaxial rotatory handle (8c) with it, the cover that can move about on adjusting lead screw (8) is equipped with nut piece (8d), the top of two nut pieces (8d) is equipped with one transmission support (8e) respectively, every nut piece (8d) are respectively through one transmission support (8e) and one sliding block (7a) fixed connection.

8. A dual screen clip-on display stand according to claim 1, wherein: the dorsal part symmetry of roof (6) is equipped with two pull rods (9) that are close the J-shaped structure, and the crooked end of two pull rods (9) all hangs in the below of roof (6) to connect through an installation pipe integrated into one piece between the two, the cover is equipped with antiskid cover (9a) on the installation pipe.

9. A dual screen clip-on display stand according to claim 1, wherein: the periphery of the air spring (3) is provided with two shells (3a) in an up-and-down symmetrical mode, the air spring (3) is wrapped by the two shells (3a), and two ends of each shell (3a) are respectively matched with the primary rotating block (4e) and the shifting block (5) in a shaft connection mode.