Plain type rotation wall hanging rack
Technical field
The utility model relates to the wall hanging coupling arrangement, refers to that specifically a kind of LCD TV or LCD can being coupled together can need install on the wall plain type rotation wall hanging rack with the user.
Background technology
Current, the technical progress of plasma display, LCD, made and adopted the flat panel TV of these two kinds of displays to be used widely, compare with the televisor of traditional CRT technology, the characteristics of this type of televisor maximum are that fuselage is ultra-thin, in light weight, flat panel TV is installed on wall or other fixture, more can embodies the characteristics that occupy little space.
Present wall hanging rack, what have can not adjusting angle, and what have also can only regulate in very little scope, can't satisfy user's needs.In addition on the one hand, the wall hanging rack of adjustable-angle does not often have return unit at present, and in the process of opening and closing, the necessary forces difference is bigger.And after long-time wearing and tearing were used, its support did not have reset function, caused angle to be difficult to regulate control, the effect that influence is watched and the convenience of use.And display could be installed after wall hanging rack fixes in the installation or removal process, then is awkward.
The utility model content
The purpose of this utility model provide a kind of can adjust quickly and easily and fixation, freely change display face upward bow, the plain type of left and right sides angle rotation wall hanging rack.
In order to achieve the above object, technical solutions of the utility model are a kind of plain type of structure rotation wall hanging racks, and it comprises and has the base plate that fixedly mounts the hole, has backboard mounting hole and that be provided with grab.Be provided with the circumvolve lock set kit that both are produced relative rotation between described base plate and the backboard.
This practical preferred embodiment, described circumvolve lock set kit comprises: have the hemisphere rotating head interior bearing, with the adaptive outer support that has the hemisphere housing of this hemisphere rotating head, described hemisphere rotating head outside surface is placed in the inside surface of hemisphere housing of outer support, the hemisphere housing of described outer support has a vertical strip through-hole, one regulate clamping screw pass described strip through-hole with the hemisphere housing of outer support with described in the hemisphere rotating head of bearing be connected, the top of described interior bearing be provided with described backboard on the slip link plate that freely engages of grab.
Be provided with the plastic cement circular arc pad that increases friction between described hemisphere rotating head and the hemisphere housing.
Uniform salient point on the outside surface of described hemisphere rotating head.
Be with screw washer, axle sleeve, garment bag, circular arc iron gasket on the described clamping screw successively, this circular arc iron gasket abuts against the outside surface of described outer support episphere shelly.
The fixed installation hole of described base plate is radial bar hole, and is located at four jiaos of base plates.
From technique scheme as can be seen, the utility model backboard utilizes grab can freely engage the slip link plate, and between backboard and base plate, be provided with sphere coupling can rotational slide circumvolve lock set kit, this mechanism makes base plate and backboard promptly can relatively rotate around the axis of clamping screw, can relatively rotate (because also having a vertical strip through-hole on the hemisphere housing of outer support) again around the horizontal axis of vertical clamping screw axis, promptly make the facing upward of lcd tv display after installing bow, left and right sides angle is regulated within the specific limits, it is convenient not only to rotate fixed angle, and adjust for a long time any angle not can because of wear problem can not the fixed position angle, stressed very even, satisfy user's the requirement of watching greatly.In addition, adopt the grab connected mode of backboard and slip link plate to make that installation and removal are all very convenient.
Description of drawings
Below in conjunction with drawings and Examples the utility model is described further, wherein:
Fig. 1 is an assembly structure synoptic diagram of the present utility model;
Fig. 2 is the schematic perspective view of the utility model preferred embodiment;
Fig. 3 is the front view of the utility model preferred embodiment;
Fig. 4 is the left view of the utility model preferred embodiment;
Fig. 5 is the rear view of the utility model preferred embodiment.
Embodiment
See shown in Fig. 3 to 5, structural representation for the utility model preferred embodiment, described plain type rotation wall hanging rack, it comprises and has the base plate 10 that fixedly mounts hole 11, the both sides that have fixed orifice vertically are provided with the backboard 20 of protruding grab 21, and this backboard is connected by a circumvolve lock set kit 40 with base plate.See also Fig. 1, described circumvolve lock set kit 40 comprises, have the interior bearing 41 of hemisphere rotating head 411, the outer support that have hemisphere housing 422 42 adaptive with this hemisphere rotating head 411, hemisphere rotating head 411 outside surfaces are placed in the inside surface of hemisphere housing 422 of outer support 42, the hemisphere housing 422 of described outer support 42 has a vertical strip through-hole (not shown), and one regulates clamping screw 51 passes described strip through-hole the hemisphere housing 422 of outer support 42 is connected with the hemisphere rotating head 411 of described interior bearing 41.Be provided with the metal nuts 412 that is used for described adjusting clamping screw 51 connections in this hemisphere rotating head 411, prevent because of wearing and tearing cause the screw thread stripped thread, described interior bearing 41 and outer support 42 all can adopt the higher plastics of hardness to make.In described the top of bearing 41 be provided with described backboard 20 on the slip link plate 30 that freely engages of grab 21.
As shown in Figure 1 and Figure 2, backboard 20 is installed on the metope by fixed orifice, base plate 10 is fixed on the lcd tv display by fixed installation hole 11, reservation installation site behind position and the quantity in fixed installation hole 11 and the lcd tv display on the plate is corresponding, and fixed installation hole 11 is radial bar hole, can the lcd tv display of adaptive different size after plate.The groove of two grabs 21 of backboard 20 is inwardly relative, and these grab 21 grooves are corresponding and adaptive with thickness of two sides, the length of slip link plate 30, and the sidepiece of working as slip link plate 30 like this stretches in grab 21 grooves and just engages under the effect of deadweight.The bottom of grab 21 is provided with positioning convex 22 on the backboard 20, and slip link plate 30 freely is fastened on the backboard 20, and its bottom is just against living positioning convex 22, the landing owing to the weight of self of anti-sliding stop link plate 30.Slip link plate 30 is connected with the interior bearing 41 of rotational lock structure 40 by screw, and base plate 10 is connected with outer support 42 bottoms of rotational lock structure 40 by screw.When needs dresses, when tearing lcd tv display open, only need slip link plate 30 is aimed at the grab 21 of backboards 20, insert down or mention, can easily display be loaded onto or unload.Because the hemisphere housing 422 of the support arm of circumvolve lock set kit 40 is a sphere with the surface of contact of the hemisphere rotating head 411 of inner support, so both can relatively rotate around the axis of regulating clamping screw 51 (but both left-right rotation 0 °-160 °), and the top of hemisphere housing 422 is provided with strip through-hole, not only can make both in strip through-hole restricted portion (10 °~25 °), rotate (but also can relatively rotate), promptly play the effect of regulating the pitch angle degree around the horizontal axis of vertical clamping screw axis.So make people to adjust easily and fixedly lcd tv display face upward bow, left and right sides angle.After angular setting is suitable, screw clamping screw 51, just play the effect of locking positioning.
As Fig. 1, shown in Figure 4,, be provided with screw washer 52, axle sleeve 53, garment bag 54, circular arc iron gasket 55 on the clamping screw 51 successively for the locking degree of appropriate adjusting clamping screw 51.Hemisphere housing 422 tops of bearing 41 can be reduced the wearing and tearing to plastic parts like this in circular arc iron gasket 55 abutted against, and prolonged its serviceable life.In order to increase friction force, be provided with plastic cement circular arc pad 43 between the ball type of contact surface of described hemisphere housing 422 and hemisphere rotating head 411, plastic cement circular arc pad 43 can adopt plastic cement pad commonly used, nylon spacer etc. to make.In addition, on the surface of contact of hemisphere rotating head 411 and hemisphere housing 422, be provided with the point-like projection (not shown) of a plurality of rules, further increase the friction force between the surface of contact.
Certainly; the above embodiment only is preferred embodiment of the present utility model; therefore do not limit protection domain of the present utility model,, all should be covered by in the protection domain of the present utility model so the equivalence that all shapes according to the utility model, structure and principle are done changes.