A kind of new display bracket
Technical field
The utility model belongs to display bracket technical field, refers in particular to a kind of new display bracket.
Background technology
As the use of the continuous development, tablet personal computer, display, liquid crystal display etc. of science and technology is more and more common, gradually become
People's electronic product indispensable in life and work, in order to save desktop or the interior space, the support to match therewith
Arise at the historic moment.
Chinese invention patent application number:2011101472699 disclose a kind of Omni-directional free arm display support, including
Base, display hanging plate component, thumb screw, the first rocking arm and the second rocking arm, described thumb screw be connected on base and
For by support installation, on the table, the axis of rotation on one end and base of the first described rocking arm to connect, the first rocking arm
The other end is rotatably connected a linking arm, and the second described one end is hinged with linking arm, the other end connection of the second rocking arm
One connector, described connector are connected with display hanging plate component.Described display hanging plate component includes hanging plate, connector
And contiguous block, one end and the connector of the contiguous block are hinged, the other end and the connector of contiguous block are hinged, and described hanging plate leads to
Bearing pin is crossed to be rotatably connected on connector.In order to prevent the display on hanging plate from inclining downwardly together together with hanging plate because of deadweight
Tiltedly, two torsion springs are installed typically on the bearing pin of hanging plate to increase the resistance that hanging plate rotates down.But people are in adjustment hanging plate
, it is necessary to overcome the elastic force of torsion spring during the angle rotated down, and the power required for more rotating down is bigger, the angle of such hanging plate
Degree adjustment is relatively elaborate, inconvenient for operation.
In order to solve the above problems, Chinese invention patent application number:201310008526X discloses a kind of display branch
Frame, it includes the rack body and display hanging plate component of adjustable-angle, a connector is connected on rack body, display
Device hanging plate component includes hanging plate, connector and contiguous block, and hanging plate is rotatably connected with connector, one end of contiguous block and connector
It is rotatably connected, the other end of contiguous block is provided with an axis hole, and axis hole internal clearance connects an one-way shaft with rotating shaft is unified in rotating shaft
Hold, the inwall tight fit of the cylindrical and axis hole of unilateral bearing, the both ends of rotating shaft are fixedly connected with connector.Although the invention can
Solve the problems, such as that the angle adjustment of hanging plate mentioned above is laborious, but can still have unbalance stress, it is structural unstable to ask
Topic.
The content of the invention
The purpose of this utility model is to provide a kind of simple in construction, uniform force during use, convenient regulation, can solve the problem that
The new display bracket for the defects of stating prior art.
What the purpose of this utility model was realized in:
A kind of new display bracket, including base, the first rocking arm, the second rocking arm and installing plate, the base turn
Dynamic to be connected with first rocking arm, the first rocking arm upper end is rotatably connected to second rocking arm by the first linking arm, and second shakes
Arm upper end is rotatably connected to the installing plate by connection component, and the second connection is provided with the second rocking arm lower end inner wall
Arm, an expansion link is additionally provided with the second rocking arm, the expansion link front end is hinged on the inwall of the second rocking arm front end, stretched
Contracting rod rear end is connected on second linking arm.
Preferably, second linking arm includes arm body, adjusting screw rod and regulating block, and the adjusting screw rod runs through the arm
Body, the regulating block are provided with first connecting portion and second connecting portion, and first connecting portion is adjustable to be connected on the adjusting screw rod,
Second connecting portion is hinged with the expansion link.
Preferably, the cavity passed through for adjusting screw rod is offered inside the arm body, the regulating block is located in cavity, institute
State arm body upper end and form axle sleeve, connecting shaft is inserted with axle sleeve, second linking arm is hinged on described by connecting shaft
Two rocking arm inwalls.
Preferably, second rocking arm includes upper rocker arm and lower shake-changing arm, the upper rocker arm lower end and first linking arm
Be hinged, upper rocker arm upper end is hinged with the connection component;The lower shake-changing arm lower end is hinged with first linking arm, on lower shake-changing arm
End is hinged with the connection component;Mounting hole is offered on the upper rocker arm lower end wall shell, the connecting shaft is arranged on the installation
In hole;Mounting groove is offered on the lower shake-changing arm lower end inner wall, mounting post, the mounting post card are formed on the external wall of arm
In the mounting groove;The storage ring passed through for display electric wire is also associated with the lower shake-changing arm.
Preferably, the connection component includes the first connector, the second connector and contiguous block, under first connector
End is hinged with second rocking arm, and the first connector upper end is rotatably connected to second connector;Second connecting member forming has
One axis hole, a rotating shaft is combined with the axis hole, the both ends of rotating shaft are fixedly connected with the contiguous block.
Preferably, the contiguous block is U-shaped, and the through hole being engaged with the rotating shaft is provided with contiguous block side wall, connection
Mounting shell is also associated with block, the groove for installing the installing plate is offered in mounting shell, ledge structure one is offered in groove,
A shell fragment is installed with ledge structure one, the shell fragment outer end forms kink, and kink extends the mounting shell
Outside is provided with Handheld Division.
Preferably, ledge structure two is offered on the outside of the groove, filling pad, U-shaped pad is installed with ledge structure
Piece is between the installing plate and the mounting shell.
Preferably, the installing plate includes hanging plate and hanging plate is installed into the installation portion in the mounting shell, installation portion
On form boss structure, boss structure is located in the groove;The kink is against on the boss structure;The boss
Structure is between the shell fragment and the filling pad.
Preferably, the base includes pedestal and fixing device, and the pedestal is connected to the first rocking arm lower end;It is described
Fixing device upper and lower ends are respectively equipped with upper backup pad and bottom plate, and an adjusting rod is threadedly coupled on the upper backup pad, adjust
Pole lower end is connected with a knob, and adjusting rod upper end is fixedly mounted on inside the pedestal through upper backup pad.
Preferably, be equipped with anti-skidding flexible glue above the bottom plate and below the pedestal, below pedestal with it is lower solid
The space that can be clamped on desktop is provided between fixed board.
The utility model is prominent and beneficial compared with prior art to be had the technical effect that:
1st, the second rocking arm of the utility model lower end is connected on the first linking arm, while is provided with the second rocking arm inwall
Second linking arm, an expansion link is provided with the second rocking arm, expansion link front end is hinged on the inwall of the second rocking arm front end, is stretched
Rod rear end is connected on the second linking arm, and directly flexible rod rear end is connected on the first linking arm different from prior art, made
Obtain when support installs display screen, expansion link stress keeps constant, the stability of enhancing structure, avoids expansion link from not lived because bearing
The gravity of display screen and produce fracture, extension device service life.
2nd, the second linking arm of the present utility model includes arm body, adjusting screw rod and regulating block, and adjusting screw rod runs through arm body, adjusts
Locking nub is provided with first connecting portion and second connecting portion, and first connecting portion is adjustable to be connected on adjusting screw rod, second connecting portion hinge
Expansion link is connected to, the different position of corresponding adjusting screw rod, the moment values that expansion link can be generated are different, in installation display screen
When, because the gravity of display screen causes the second rocking arm to be stretched to lower swing, expansion link, now, regulating block is in expansion link
Move, stop until moving on to correct position so that the moment values of expansion link keep some constant on adjusting screw rod under drive
Value;It is also possible to before display screen is installed, can according to display screen to be mounted weight, by regulating block in regulation spiral shell
Certain position is arrived in regulation on bar so that the moment values of expansion link keep some constant value.
3rd, the utility model the second rocking arm upper end is rotatably connected to the installing plate by connection component, and connection component includes
Contiguous block, installing plate include installation portion and hanging plate, snapped connection between installation portion and contiguous block, and have filling pad and shell fragment to enter
Row fixation is spacing, installing plate is fixedly mounted on connection component, the stability of enhancing structure.
4th, base of the present utility model and the first rocking arm, the first rocking arm and the first linking arm, the first linking arm shake with second
Arm, the second rocking arm and expansion link are rotation connection between the second rocking arm and connection component or be hinged, can facilitate the angle of hanging plate
Degree regulation, flexibility are high.
Brief description of the drawings
Fig. 1 is structure diagram of the present utility model.
Fig. 2 is structural blast view of the present utility model.
Fig. 3 is the structural blast view of the rocking arm of the utility model second.
Fig. 4 is the structure diagram of the linking arm of the utility model second.
Fig. 5 is the structure diagram of the utility model mounting shell.
Fig. 6 is the structure diagram of the utility model installing plate.
Embodiment
The utility model is further described with specific embodiment below in conjunction with the accompanying drawings, referring to Fig. 1-Fig. 6,
As depicted in figs. 1 and 2, a kind of new display bracket, including base 1, the first rocking arm 2, the second rocking arm 3 and
Installing plate 4, the base 1 are rotatably connected to first rocking arm 2, and the upper end of the first rocking arm 2 is rotatablely connected by the first linking arm 5
There is second rocking arm 3, the upper end of the second rocking arm 3 is rotatably connected to the installing plate 4, second rocking arm 3 by connection component
Second linking arm 6 is installed on lower end inner wall, an expansion link 31, the front end of expansion link 31 hinge are additionally provided with the second rocking arm 3
It is connected on the inwall of the front end of the second rocking arm 3, the rear end of expansion link 31 is connected on second linking arm 6.Second rocking arm 3 exists
When rotating upwardly and downwardly adjustment angle, the expansion link 31 in the second rocking arm 3 plays support and position-limiting action, so that the second rocking arm 3 enters
During the upper and lower angular adjustment of row, regulation accuracy, stability are high, and integral display bracket adjustment is more flexible.
As shown in figure 4, second linking arm 6 includes arm body 61, adjusting screw rod 62 and regulating block 63, the adjusting screw rod
62 run through the arm body 61, and the regulating block 63 is provided with first connecting portion 631 and second connecting portion 632, and first connecting portion 631 can
Regulation is connected on the adjusting screw rod 62, and second connecting portion 632 is hinged with the expansion link 31.Opened up inside the arm body 61
There is the cavity passed through for adjusting screw rod 62, the regulating block 63 is located in cavity, and the upper end of arm body 61 forms axle sleeve 64, axle
Connecting shaft 65 is inserted with set 64, second linking arm 6 is hinged on the inwall of the second rocking arm 3 by connecting shaft 65.It is flexible
Bar can drive regulating block to be moved on adjusting screw rod, each position correspondence is stretched on adjusting screw rod when carrying out stretching motion
Bar has a constant moment values, and in this implementation, moveable distance is 25mm on adjusting screw rod, is filled in expansion link for a spring
To put, the elastic force of spring can reach 450N, and by movement of the regulating block on adjusting screw rod, the value of elastic keeps constant, from
And expansion link and the second rocking arm are protected, it can be avoided to cause the second rocking arm when teetertottering due to stretching due to the weight of display screen
Contracting bar unbalance stress, situations such as fracture.
As shown in Figure 2 or Figure 3, second rocking arm 3 includes upper rocker arm 32 and lower shake-changing arm 33, the lower end of upper rocker arm 32 with
First linking arm 5 is be hinged, and the upper end of upper rocker arm 32 is hinged with the connection component;The lower end of lower shake-changing arm 33 and described first
Linking arm 5 is be hinged, and the upper end of lower shake-changing arm 33 is hinged with the connection component;Mounting hole is offered on the lower end wall shell of upper rocker arm 32
321, the connecting shaft 65 is arranged in the mounting hole 321;Mounting groove 331 is offered on the lower end inner wall of lower shake-changing arm 33, with
Corresponding to form mounting post 66 on the outer wall of arm body 61, arm body 61 is installed on the mounting groove by the mounting post 66
In 331;The storage ring 8 passed through for display electric wire is also associated with the lower shake-changing arm 33.
The as shown in Figure 2 connection component includes the first connector 71, the second connector 72 and contiguous block 73, and described first
The lower end of connector 71 is provided with two pin joints, is respectively articulated with the upper rocker arm 32 and lower shake-changing arm 33 of second rocking arm 3, and first connects
The upper end of fitting 71 is rotatably connected to second connector 72;Second connector 72 forms an axis hole 721, the axis hole
A rotating shaft 74 is combined with 721, the both ends of rotating shaft 74 are fixedly connected with the contiguous block 73.
The contiguous block 73 is U-shaped, and the through hole 731 being engaged with the rotating shaft 74 is provided with the side wall of contiguous block 73, this
In embodiment, the through hole in the side wall of contiguous block 73 1 is rounded, and the through hole in another side wall is square;It is also connected with contiguous block 73
There is mounting shell 75, as shown in figure 5, offering the groove 76 for installing the installing plate 4 in mounting shell 75, platform is offered in groove 76
Stage structure 1, a shell fragment 77 is installed with ledge structure 1, shell fragment upper end is extended outside the mounting shell 75,
The upper end of shell fragment 77 forms kink 771, and Handheld Division 772 is provided with kink;The lower end of shell fragment 77 is fixed on described
In ledge structure 1, Handheld Division is pressed or pullled, the upper end of shell fragment 77 can be made to move forwards, backwards.
The outside of groove 76 offers ledge structure 2 762, and filling pad 78, U-shaped pad are installed with ledge structure
Piece 78 is between the installing plate 4 and the mounting shell 75.
As shown in fig. 6, the installing plate 4 includes hanging plate 41 and hanging plate 41 is installed into the installation in the mounting shell 75
Portion 42, boss structure 421 is formed on installation portion 42, chute 422 is provided between boss structure 421 and the hanging plate, and convex
Form roller 423 at the left and right sides edge of platform structure 421, it is convenient by installation portion provided with four rollers 423 in the present embodiment
Plug into the mounting shell 75.When needing to be arranged on installing plate in mounting shell 75,77 are pushed shrapnel backward, open groove 76
Mouth becomes big, is easy to plug the installation portion 42 at the rear of hanging plate 41 to the mounting shell 75, now, boss structure 421 is located at institute
State in groove 76, the kink 771 of shell fragment 77 is against on the boss structure 421, and the boss structure 421 is located at the shell fragment
Between 77 and the filling pad 78, filling pad 78 is just stuck in the chute 422 so that installation portion 42 is fixedly mounted in
In mounting shell, the stability of enhancing structure.
The base 1 includes pedestal 11 and fixing device, and the pedestal 11 is connected to the lower end of the first rocking arm 2;It is described
Fixing device upper and lower ends are respectively equipped with upper backup pad 12 and bottom plate 13, and an adjusting rod is threadedly coupled on the upper backup pad
14, the lower end of adjusting rod 14 is connected with a knob 15, and the knob can be round nut, or wing nut, the upper end of adjusting rod 14
It is fixedly mounted on through upper backup pad 12 inside the pedestal 11.The top of bottom plate 13 and the lower section of the pedestal 11 are
Provided with anti-skidding flexible glue, the space that can be clamped on desktop is provided between the lower section of pedestal 11 and bottom plate 13.The fixing device
Desktop or table top can be clamped with pedestal to adjust bottom plate by regulating bolt and knob.
The advantages of general principle and principal character of the present utility model and the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the spirit and scope of the utility model is not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within claimed the scope of the utility model.The utility model
Claimed scope is by appended claims and its equivalent thereof.