CN2476076Y

CN2476076Y - Supporting arm assembly for liquid crystal display

Info

Publication number: CN2476076Y
Application number: CN 01208935
Authority: CN
Inventors: 洪钦瑞
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-03-10
Filing date: 2001-03-10
Publication date: 2002-02-06
Anticipated expiration: 2011-03-10

Abstract

The utility model relates to a bracing arm component of LCD. When in use, apart from doing various angle and height adjustments, the component can make the inner structure automatically change the bracing angle at the same time of adjusting angles, maintain the best holding power and locating force and fix the type; the bracing arm component comprises a display fixed seat, a left and right adjusting seat, a back and fro adjusting seat, a bracing arm, an air pressure cylinder, a main fixed seat, an adjusting seat, a principal axis bar, an adjustment plug, an internal seat, a base and a bottom base. The bracing arm in combination with an air pressure cylinder telescopic link axle bed, the adjusting seat, the principal axis bar, the adjustment plug and an internal seat chute to form a movable pivot point combination, thus the bracing angle of the air pressure cylinder can change with the position of LCD to maintain the best bracing angle.

Description

The supporting arm assembly of LCD

The utility model relates to a kind of supporting arm assembly of LCD, be used to make the pneumatic cylinder in the LCD sway brace to be adjusted to optimal support angle automatically according to the residing support angle of sway brace, and lockable reaches good, the firm effect of support effect to prevent misoperation.

The LCD supporting arm base is that a kind of liquid crystal display is adjusted the bracing frame that angle is used, traditional supporting arm base has following two kinds of forms: 1. it is sealed to be articulated type with bolt, during adjustment, unclamp bolt, adjust clamping screw again, that is, bolt locking mode adopted, it can not adjust different anchorage forces according to the difference that supports the pitch angle in addition except troublesome poeration; Adopt locked with bolts fully, just in case bolt does not reach latching force, with the danger of wrong degeneration.2. in progressive articulated type, add an assist gas pressure cylinder, though the assembling of live axle point is adopted at its two ends, but, the member that does not have other, therefore except having auxiliary support effect slightly, because the factor of space, angle, length, and can only be suitable between upper and lower (plumbness down) 45 °.And, do not strengthen locked device, can only be bolt is locked at joint, little with aforesaid articulated type difference.

Therefore, the purpose of this utility model provides a kind of practicality, better LCD supporting arm assembly of effect of having more.

The technical solution of above-mentioned purpose is, this LCD supporting arm assembly, its bottom is combined on the base, this base is assembled on the end holder again, and its top cooperates a bolt to adjust seat in laterally disposed front and back, these front and back are adjusted the seat opposite side and adjust seat about the fitted shaft bolt are provided with one, and the end face of adjusting seat about this cooperates a bolt that one display holder is set; In addition, its whole periphery is embedded in the shell; In sway brace, more than supporting axle bed is that the upper end is provided with a pneumatic cylinder, and the other end of this pneumatic cylinder is the termination of expansion link, and the latter is provided with the axle bed of tool axial trough; It is characterized in that: between sway brace and base the one main holder that is used to be connected is set, this main holder bottom is fixed on the base and rotatable, and the upper end bilateral is provided with spindle hole, fitted shaft bolt and making up with sway brace; Sway brace can go to an angle locking according to adjusting; This main holder front end is provided with fluting and is provided with the protruding seat with axis hole, so that the bilateral of packing in it has the spindle drum bar that jack-post, central authorities are provided with screw; In addition, be provided with seat in the main holder, bilateral of seat is provided with chute in this, is provided with one again in the interior seat and adjusts seat, this adjustment seat bilateral is provided with back shaft, in the chute of seat, its upper end was provided with axis hole in the latter just can pack into, can with the axial trough combination of the expansion link axle bed of pneumatic cylinder, its front end is provided with screw, and establish the adjustment bolt spiral shell that passes the spindle drum bar with, adjust on the seat with being threaded in again, thereby make the spindle drum bar and adjust seat and become one; Interior seat is set in the above and below of main holder, and the pneumatic cylinder expansion link of sway brace is connected to the adjustment seat, should adjust seat again and be located at interior seat, like this, adjust seat and jointly controlled by a spindle drum bar, adjustment bolt, make sway brace, pneumatic cylinder, main holder, interior seat, adjustment seat be the live axle point type and be combined into one; By the expansion link axle bed can be according to adjusting the seat axis hole modulation angle, adjusting seat also can be according to interior seat chute and changing position, thereby make when sway brace changes support angle, pneumatic cylinder can form best support angle according to variation, and behind set angle, can give the tension restriction and adjust seat by adjusting bolt, and then restriction expansion link axle bed, reach locking and be difficult for misoperation.

Below, further specify structure of the present utility model, composition and feature by means of accompanying drawing with embodiment.Wherein:

Fig. 1 three-dimensional exploded view of the present utility model;

Fig. 2 combination of the present utility model (A) is analysed and observe (B) for side-looking and is rear view;

Fig. 3 the utility model is the synoptic diagram of (A) erectility (B) inclination one angle (C) horizontality;

Hue angle (B) left and right sides hue angle (C) plane rotated the synoptic diagram of hue angle before and after Fig. 4 the utility model upper end was (A).

See also Fig. 1 and 2, represented a sway brace 10 among the figure.Its bottom is combined on the base 3, and base 3 is assembled on the end holder 2 again, and its top cooperates a bolt 4, and seat 20 is adjusted in laterally disposed front and back, and these front and back are adjusted seat 20 opposite sides and adjusted 40 to fitted shaft bolt 4 then about being provided with one.The end face of adjusting seat 40 about this cooperates a bolt 4 and a display holder 50 is set.The integral body of sway brace 10 is embedded in the shell 1.In sway brace 10, as the upper end of supporting axle bed 17 one pneumatic cylinder 12 is being set, the other end of this pneumatic cylinder 12 is terminations of expansion link 120, it is provided with the axle bed 13 with axial trough 14; Be primarily characterized in that: sway brace 10 is provided with a main holder 200 that is used to be connected with 3 of bases.The bottom of this main holder 200 is fixed on the base 3 and rotatable, and the upper end bilateral is provided with spindle hole 21, fitted shaft bolt 4 and combining with sway brace 10.Sway brace 10 can tune to an angle and locks.And the upper surface is provided with the spacing reinforcing chip 22 of one, can stop sway brace 10 can not swing back above vertical angle; These main holder 200 front ends are provided with fluting 24 and are provided with the protruding seat 23 with axis hole 25, so that the bilateral of packing into has the spindle drum bar 41 that jack-post 43, central authorities are provided with screw 42.In addition, be provided with seat 51 in the main holder 200, bilateral of seat 51 is provided with chute 52 in this.Seat is provided with one in 51 and adjusts seat 30 in this, and these adjustments seat 30 both sides are equipped with back shaft 31, in the latter just can pack in 51 the chute 52.The upper end of adjusting seat 30 be provided with axis hole 33 can with axial trough 14 combinations of expansion link 120 axle beds 13 of pneumatic cylinder, its front end is provided with screw 32, the one adjustment bolt 35 that passes spindle drum bar 41 is set in it, the latter is adjustable, and bed rearrangement 30 formation are threaded, thereby spindle drum bar 41 and adjustment seat 30 are fused.The adjustment bolt 35 that spindle drum bar 41 and adjustment seat are 30 can add an auxiliary swivel nut 34 again, and to strengthen locking adjustment bolt 35, it is loosening that it is difficult for; That is sway brace 10 is arranged on the top of main holder 200, and the below is provided with interior, and the pneumatic cylinder expansion link in the sway brace 10 is connected to the adjustment seat, adjusts seat and is arranged on interior again.Adjust seat 30 and be subjected to a spindle drum bar 41, adjust jointly controlling of bolt 35, make sway brace, pneumatic cylinder, main holder, interior seat, adjustment seat be the one form of live axle point type.

Specify use of the present utility model and function by above-mentioned structure and composition below.

One, can be according to the angle state of sway brace 10, and change maximum support angle and the solid not misoperation of positioning stablity automatically.

See also Fig. 3, cooperate simultaneously and consult Fig. 2.Fig. 3 is a various state of the present utility model, and (A) being plumbness (B) is horizontality for the state (C) of the angle that tilts.When plumbness is adjusted to an angle of inclination, be to adjust bolt 36 earlier to unclamp (not locked), again sway brace 10 is pulled to required angle, but also angle changing of pneumatic cylinder 12 this moment, the axle bolt 14 of expansion link 120 axle beds 13 is the live axle point type and adjusts seat 30 combinations, therefore pneumatic cylinder 10 can change support angle, and adapts to the angle that sway brace 10 tilts.In addition,, then can make and adjust seat 30 and be moved to suitable position because of the Different Weight of display must angle changing the time as sway brace 10 by adjusting bolt 35 according to the chutes 52 of interior seat 51.That is, when the angle variation of sway brace 10 changes with its pneumatic cylinder 12 thereupon, the angle of live axle point that can be by axle bed 13 jack-posts 14 changes to make to be adjusted seat 30 and comes change location according to chute 52, be the variation of " dual ", thereby can make pneumatic cylinder 10 keep best support angle, make its anchorage force performance maximum support effect.

After the setting of finishing required angle, to adjust bolt 35 more oppositely locks, make the state that bolt 35 is tension adjustment seat 30 of adjusting, be set as a downward-sloping angle and adjust bolt 35, this angle of inclination just can make the power that seat 30 generations pin down axle bed 13, expansion link 120 of adjusting, thereby make the axle bed 13 of expansion link 120 produce the restraining function of trying one's best outward, and can reach the effect that locking axle bed 13 does not rotate.Locking makes the pneumatic cylinder location after regulating the angle of sway brace 10, can not rotational angle, thus make that sway brace 10 will not misoperation, very firm.In addition, be provided with auxiliary swivel nut 34 in adjusting bolt 35, this swivel nut can be strengthened locking effect, removes unartificial application of force rotation and adjusts bolt 35, otherwise can not adjust the loosening of bolt 35 because of vibration causes.

In addition, shown in Fig. 3 (C), the utility model is because of adopting the combination of live axle point type, adjusts seat 30 and can be adjusted the action of bolt 35 and displacement, and can allow sway brace 10 curved to horizontality, and counter-tightened is adjusted bolt 35 again, and can keep sway brace 10 to be the level of state.

Therefore, from the above, the utility model can be upper and lower the adjustment height, and pneumatic cylinder can form the support angle an of the best automatically, and adjusting bolt can this state of locked location, has many-sided practicality and firm security.

But rotate on two front, rear, left and right, plane, sets the orientation angle of display according to need:

See also Fig. 3, adjust seat 20 before and after the utility model is provided with, its forward and backward fastenedly action, together with about adjust seat 40 and display holder 50, can be forward or fixing (as Fig. 4 A) backward.When about operation, adjusting seat 40 and moving, just move (as Fig. 4 B) left or to the right left or to the right together with display holder 50.In addition, also can rotate to required angle (as Fig. 4 C) as the plane by an operation display holder 50; Therefore, by above-mentioned explanation as can be known, front, rear, left and right, plane corner can be operated and set to the utility model according to need, adds upper body 10 tiltables, one angle and make LCD almost can be set on required angle, height and the direction, and be extremely convenient and practical.

Three, what deserves to be mentioned is, the utlity model has better firm effect, at each built-up shaft bolt 4 place, be equipped with plastic anti-skid piece 5, this plastic anti-skid piece 5 is wear-resisting plastic-steel materials, has adstringency, thereby when using the combination of two members, have the effect that increases friction therebetween, thereby can increase steadiness.

In sum, sway brace of the present utility model is provided with main holder, interior seat, reaches the pneumatic cylinder expansion link and is provided with to adjust seat, adjustment bolt, thereby can lock and locate according to angle.

Claims

1. LCD supporting arm assembly, its bottom is combined on the base, this base is assembled on the end holder again, and its top cooperates a bolt to adjust seat in laterally disposed front and back, these front and back are adjusted seat opposite side fitted shaft bolt about one adjustment seats are set, and the end face of adjusting seat about this cooperates a bolt that one display holder is set; In addition, its whole periphery is embedded in the shell; In sway brace, more than supporting axle bed is that the upper end is provided with a pneumatic cylinder, and the other end of this pneumatic cylinder is the termination of expansion link, and the latter is provided with the axle bed with axial trough; It is characterized in that: between sway brace and base the one main holder that is used to be connected is set, this main holder bottom is fixed on the base and rotatable, and the upper end bilateral is provided with spindle hole, fitted shaft bolt and making up with sway brace; Sway brace can go to an angle locking according to adjusting; This main holder front end is provided with fluting and is provided with the protruding seat with axis hole, so that the bilateral of packing in it has the spindle drum bar that jack-post, central authorities are provided with screw; In addition, be provided with seat in the main holder, bilateral of seat is provided with chute in this, is provided with one again in the interior seat and adjusts seat, this adjustment seat bilateral is provided with back shaft, in the chute of seat, its upper end was provided with axis hole in the latter just can pack into, can with the axial trough combination of the expansion link axle bed of pneumatic cylinder, its front end is provided with screw, in order to an adjustment bolt that passes the spindle drum bar to be set, adjust on the seat with being threaded in again, and make the spindle drum bar and adjust seat and become one; Interior seat is set in the above and below of main holder, and the pneumatic cylinder expansion link of sway brace is connected on the adjustment seat, should adjust seat again is located on the interior seat, like this, the adjustment seat is subjected to a spindle drum bar and adjusts bolt to jointly control, and makes sway brace, pneumatic cylinder, main holder, interior seat, adjustment seat be the live axle point type and be combined into one; By the expansion link axle bed can be according to adjusting the seat axis hole modulation angle, adjusting seat also can be according to interior seat chute and changing position, thereby make when sway brace changes support angle, pneumatic cylinder can form best support angle according to variation, and behind set angle, can give the tension restriction and adjust seat by adjusting bolt, and then restriction expansion link axle bed, reach locking and be difficult for misoperation.

2. LCD supporting arm assembly as claimed in claim 1 is characterized in that, the upper surface of this main holder is provided with the spacing reinforcing chip of one, can not swing back above vertical angle to stop sway brace.

3. LCD supporting arm assembly as claimed in claim 1 is characterized in that, the adjustment bolt between spindle drum bar and the adjustment seat is equipped with an auxiliary swivel nut, is used for strengthening limiting this adjustment bolt and can become flexible because of vibration.