CN201293189Y

CN201293189Y - Liquid crystal display fixing seat

Info

Publication number: CN201293189Y
Application number: CNU2008201792313U
Authority: CN
Inventors: 沈秀美
Original assignee: U-FSC TECHNOLOGY CORP
Current assignee: U-FSC TECHNOLOGY CORP
Priority date: 2008-11-14
Filing date: 2008-11-14
Publication date: 2009-08-19
Anticipated expiration: 2018-11-14

Abstract

The utility model discloses a liquid crystal display fixing base, including base, support frame, revolving rack and mounting panel, the support frame includes the hypomere support frame that bottom and base are fixed and the upper segment support frame that upper end and revolving rack pass through the hinge means pin joint, hypomere support frame upper end passes through the hinge means pin joint down with upper segment support frame lower extreme. The utility model discloses when packing, can fold two sections support frames and just can reduce the volume of fixing base, need not unpack the fixing base apart the back packing, directly take out during the use and open two sections support frames and can use convenient to use.

Description

The liquid crystal display fixed base

Technical field

The utility model relates to a kind of liquid crystal display fixed base.

Background technique

Liquid crystal display has progressively replaced traditional Fluorescent display owing to have advantages such as light weight, body is thin, radiation is low.Liquid crystal display in the market generally comprises TFT LCD and fixed base, fixed base comprises supporting frame that base, lower end and base are fixing and the reversing frame that articulates with hinge means with the supporting frame upper end again, the mounting plate that is used to install TFT LCD is fixed on reversing frame, can regulate the luffing angle of display pannel.When transportation and packing, in order to reduce packaging volume, generally need take supporting frame and fixed base apart packing, in use, again that the two assembling is fixing.

Summary of the invention

The utility model purpose provides a kind of liquid crystal display fixed base, its supporting frame is a two-part, when packing, two sections supporting frames can be folded up the volume that just can reduce fixed base, fixed base need not be taken apart the back packing, directly take out during use two sections supporting frames are opened and can be used, easy to use.

The technical solution of the utility model is: a kind of liquid crystal display fixed base, comprise base, supporting frame, reversing frame and mounting plate, support frame as described above comprises the epimere supporting frame that hypomere supporting frame that bottom and base are fixing and upper end and reversing frame articulate by the upper hinge device, and described hypomere supporting frame upper end and epimere supporting frame lower end are by hinge means pivot joint down.

The further technological scheme of the utility model is: a kind of liquid crystal display fixed base, comprise base, supporting frame, reversing frame and mounting plate, support frame as described above comprises the epimere supporting frame that hypomere supporting frame that bottom and base are fixing and upper end and reversing frame articulate by the upper hinge device, and described hypomere supporting frame upper end and epimere supporting frame lower end are by hinge means pivot joint down.

Described hinge means down comprises and the fixing following mandrel of epimere supporting frame, described hypomere supporting frame can be arranged with first cam fixing with the hypomere supporting frame on the described mandrel down, cooperate with first cam and be located at the pressure spring and the part that is locked outside second cam with second cam, pressure that following mandrel is circumferentially fixed around down mandrel rotation.

Described second cam is provided with the receiving hole of ccontaining pressure spring towards an end of pressure spring, also be arranged with to the circle that compresses of being located at the pressure spring outer end on the mandrel under described, the described external diameter that compresses the external diameter of circle less than receiving hole, the described circle that compresses is fixed with the part that is locked.

Described upper hinge device comprises and the fixing last mandrel of epimere supporting frame, described reversing frame can be around last mandrel rotation, described go up be arranged with the first angle shell fragment fixing on the mandrel with reversing frame, cooperates with the first angle shell fragment and with the circumferentially fixing second angle shell fragment of last mandrel, and last mandrel angular positioning sheet, pie-shaped piece and the part that is locked fixed, described reversing frame is provided with towards the protruding retaining of the angular positioning of angular positioning sheet, and described angular positioning sheet is provided with the spacing arc groove of angle that cooperates with the protruding retaining of angular positioning.

Be respectively equipped with card angle salient point between the described first angle shell fragment face relative with the second angle shell fragment.

The utility model advantage is:

1. the utility model can be folded up the volume that just can reduce fixed base with two sections supporting frames when packing, fixed base need not be taken apart the back packing, directly takes out during use two sections supporting frames are opened and can be used, and is easy to use.

Description of drawings

Fig. 1 is the structural representation of the utility model specific embodiment;

Fig. 2 is the blast structural representation of Fig. 1;

Fig. 3 is the A-A sectional view (only comprising local base) of Fig. 1;

Fig. 4 is the user mode schematic representation one of the utility model specific embodiment;

Fig. 5 is the user mode schematic representation two of the utility model specific embodiment;

Fig. 6 is the user mode schematic representation three of the utility model specific embodiment;

Fig. 7 is the user mode schematic representation four of the utility model specific embodiment;

Fig. 8 is the user mode schematic representation five of the utility model specific embodiment.

Wherein: 1 base; 2 reversing frames; 3 mounting plates; 4 hypomere supporting frames; 5 epimere supporting frames; 6 upper hinge devices; 7 times hinge meanss; 8 times mandrels; 9 first cams; 10 second cams; 11 pressure springs; 12 parts that are locked; 13 receiving holes; 14 compress circle; Mandrel on 15; 16 first angle shell fragments; 17 second angle shell fragments; 18 angular positioning sheets; 19 parts that are locked; The protruding retaining of 20 angular positioning; 21 card angle salient points; The spacing arc groove of 22 angles; 23 pie-shaped pieces.

Embodiment

Below in conjunction with drawings and Examples the utility model is further described:

Embodiment: as shown in Figure 1 to Figure 3, a kind of liquid crystal display fixed base, comprise base 1, supporting frame, reversing frame 2 and mounting plate 3, the epimere supporting frame 5 that hypomere supporting frame of fixing with base 1 bottom support frame as described above comprises 4 and upper end and reversing frame 2 articulate by upper hinge device 6, hinge means 7 articulated under described hypomere supporting frame 4 upper ends and epimere supporting frame 5 lower ends were passed through.Therefore epimere supporting frame 4 can rotate relative to hypomere supporting frame 5 and fold, and reversing frame 2 can rotate relative to epimere supporting frame 4.

Described hinge means 7 down comprises the following mandrel of fixing with epimere supporting frame 58, described hypomere supporting frame 4 can be around down mandrel 8 rotations, are arranged with first cam 9 fixing with hypomere supporting frame 4 on the described mandrel 8 down, cooperate with first cam 9 and are located at the pressure spring 11 in second cam, 10 outsides and the part 12 that is locked with following mandrel 8 circumferential second cams of fixing 10, pressure.

Described second cam 10 is provided with the receiving hole 13 of ccontaining pressure spring 11 towards an end of pressure spring 11, also be arranged with on the described mandrel 8 down to being located at compressing of pressure spring 11 outer ends and enclose 14, the described external diameter that compresses the external diameter of circle 14 less than receiving hole 13, the described circle 14 that compresses is fixed with the part 12 that is locked.

When epimere supporting frame 5 rotates with respect to hypomere supporting frame 4, first cam 9 is extruding second cam 10 outwards, 10 extruding of second cam pressure spring 11, pressure spring 11 compressive strains savings elastic potential energy, will turn to the next one when agreeing with the position at first cam 9 and second cam 10, pressure spring 11 discharges elastic potential energys, helps the relative rotation of epimere supporting frame 5 and hypomere supporting frame 4.

Described upper hinge device 6 comprises the last mandrel of fixing with epimere supporting frame 5 15, described reversing frame 2 can be around last mandrel 15 rotations, described going up is arranged with the first angle shell fragment of fixing with reversing frame 2 16 on the mandrel 15, cooperate with the first angle shell fragment 16 and with the second circumferentially fixing angle shell fragments 17 of last mandrel 15, with the fixing angular positioning sheet 18 of last mandrel 15, the pie-shaped piece 23 and the part 19 that is locked, described reversing frame 2 is provided with towards the protruding retaining 20 of the angular positioning of angular positioning sheet 18, and described angular positioning sheet 18 is provided with the spacing arc groove 22 of angle that cooperates with the protruding retaining 20 of angular positioning.

Be respectively equipped with card angle salient point 21 between the described first angle shell fragment 16 face relative with the second angle shell fragment 17.

As Fig. 4 to Fig. 6, TFT LCD is installed on the mounting plate 3 and rotates with respect to supporting frame, can be for the luffing angle of user's regulator solution crystal panel.

As Fig. 7 and Fig. 8, epimere supporting frame 5 rotates folding with 90 degree with respect to hypomere supporting frame 4, make mounting plate 3 parallel with base 1, and very thin thickness can be packed under TFT LCD and the mounted situation of fixed base.

The utility model can be folded up the volume that just can reduce fixed base with two sections supporting frames when packing, fixed base need not be taken apart the back packing, directly takes out during use two sections supporting frames are opened and can be used, and is easy to use.

Claims

1. A liquid crystal display fixing seat, comprising a base (1), a support frame, a swivel frame (2) and a mounting plate (3), characterized in that: the support frame includes a bottom support frame fixed to the base (1) (4) and the upper end of the support frame (5) pivotally connected with the upper end and the slewing frame (2) through the upper hinge device (6), the upper end of the lower support frame (4) and the lower end of the upper support frame (5) pass through the lower hinge device ( 7) Articulation.

2. The liquid crystal display fixing seat according to claim 1, characterized in that: the lower hinge device (7) includes a lower mandrel (8) fixed to the upper support frame (5), and the lower support frame (4 ) can rotate around the lower mandrel (8), the lower mandrel (8) is set with the first cam (9) fixed with the lower support frame (4), cooperates with the first cam (9) and with the lower The mandrel (8) is circumferentially fixed to the second cam (10), the compression spring (11) and the locking fixture (12) are pressed on the outside of the second cam (10).

3. The liquid crystal display fixing seat according to claim 2, characterized in that: the end of the second cam (10) facing the compression spring (11) is provided with an accommodating hole (13) for accommodating the compression spring (11) , the lower mandrel (8) is also sleeved with a pressure ring (14) set against the outer end of the compression spring (11), the outer diameter of the pressure ring (14) is smaller than that of the accommodation hole (13) The outer diameter, the pressure ring (14) is fixed with a locking fixture (12).

4. The liquid crystal display fixing seat according to claim 1, characterized in that: the upper hinge device (6) includes an upper mandrel (15) fixed to the upper support frame (5), and the slewing frame (2) It can rotate around the upper mandrel (15), and the upper mandrel (15) is covered with a first angle shrapnel (16) fixed to the slewing frame (2), which cooperates with the first angle shrapnel (16) and with the upper The second angle shrapnel (17) fixed circumferentially on the mandrel (15), the angle positioning piece (18) fixed to the upper mandrel (15), the disk-shaped piece (23) and the locking fixture (19), the The slewing frame (2) is provided with an angle positioning protrusion (20) facing the angle positioning piece (18), and the angle positioning piece (18) is provided with an angle limiting arc that cooperates with the angle positioning protrusion (20) Slot (22).

5. The liquid crystal display fixing seat according to claim 4, characterized in that: between the opposite surfaces of the first angle elastic piece (16) and the second angle elastic piece (17), there are respectively provided card angle convex points (21) .