Multimedia machine hoisting support

Abstract

The utility model provides a multimedia machine hoisting support which comprises a center ring frame, a plurality of lifting lugs are arranged on the top of the center ring frame, and the four sides of the center ring frame in the circumferential direction are each provided with an overturning back plate used for fixing a multimedia machine. A connecting rod turnover mechanism and a fulcrum shaft are arranged on each side of the center ring frame in the circumferential direction, a pair of detachable upper shaft sleeves and a pair of lower shaft sleeves are arranged on the back of each turnover back plate, the upper shaft sleeves are rotationally connected with traction shafts arranged at the front ends of the corresponding connecting rod turnover mechanisms, and the lower shaft sleeves are rotationally connected with the fulcrum shafts. The support adjusts the depression angle of the screen of the multimedia machine through the connecting rod turnover mechanism, and is good in structural stability and low in manufacturing cost. In addition, the multimedia machine hoisting support can conveniently disassemble and assemble the multimedia machine, the traction shaft can be separated from the turnover back plate after the upper shaft sleeve is disassembled, the multimedia machine is disassembled or assembled after the turnover back plate rotates and hangs down, the turnover back plate is turned upwards after the multimedia machine is disassembled or assembled, and the upper shaft sleeve and the traction shaft are assembled again.

Description

TECHNICAL FIELD

[0001] The utility model relates to multimedia machine technical field, concretely relates to a multimedia machine hoisting support. BACKGROUND

[0002] Multimedia machine is widely used in station, hospital, commercial super etc. large public place, and is mainly used for providing picture and text and audio, video information for the public. According to the different application scene, the installation mode of multimedia machine terminal is also various, such as installing in the special cabinet, hanging on the wall, hoisting under the roof etc. in the dense human flow large space, in order to expand the audience range of multimedia machine, need to assemble several multimedia machines together, facilitate people to see from various angles. The hoisting support supporting multi-face assembly adjusts height and angle of view through motor drive at present, but in reality, after adjusting the installation of multimedia machine, unless there is a big change in the external decoration environment, the opportunity of adjustment is very few, and this hoisting support not only is high in cost, but also is heavy in weight, difficult to install, and drive assembly may fail after several years due to dust, moisture etc. SUMMARY

[0003] In view of the defects in the background art, the utility model provides a multimedia machine hoisting support, which can adjust the screen depression angle of the multimedia machine through the connecting rod turnover mechanism, thereby reducing the cost and being stable in structure and convenient to install.

[0004] The utility model provides a multimedia machine hoisting support, which comprises a center ring frame, a plurality of lifting lugs are arranged on the top of the center ring frame, and a turnover back plate for fixing the multimedia machine is arranged on each of the four sides of the center ring frame in a circumferential direction.

[0005] One connecting rod turnover mechanism and one support shaft are arranged on each side of the center ring frame in a circumferential direction, and one pair of detachable upper shaft sleeves and one pair of lower shaft sleeves are arranged on the back of each turnover back plate; the upper shaft sleeve is rotationally connected with a traction shaft arranged at the front end of the corresponding connecting rod turnover mechanism, and the lower shaft sleeve is rotationally connected with the support shaft.

[0006] Preferably, the main body of the center ring frame is composed of an upper fixing disc and a lower fixing disc, the middle part of the upper fixing disc extends downward to form an outer sleeve, and the middle part of the lower fixing disc extends upward to form an inner sleeve which is sleeved in the outer sleeve.

[0007] The upper fixing disc is uniformly provided with a plurality of upper spokes, and the lower fixing disc is provided with lower spokes corresponding to the upper spokes; each group of upper spokes and lower spokes are connected by a height adjusting screw.

[0008] Preferably, the connecting rod turnover mechanism comprises an adjusting screw rod, a push rod and a connecting rod.

[0009] The top end of the adjusting screw rod is rotatably arranged on the upper fixing disc, and the bottom end of the adjusting screw rod is rotatably arranged on the lower fixing disc, and the bottom end of the adjusting screw rod extends downward to form a turnover adjusting cap exposed on the lower fixing disc;

[0010] The rear end of the push rod is in transmission connection with the adjusting screw rod through a screw sleeve, and the front end of the push rod is hingedly connected with the rear end of the connecting rod.

[0011] The traction shaft is fixedly arranged on the front end of the connecting rod.

[0012] Preferably, the top of the turnover back plate is provided with a flap, and the left and right sides of the flap are respectively provided with an upper shaft sleeve clamping groove.

[0013] Preferably, the upper shaft sleeve clamping groove extends along the left-right direction and is provided with an opening at one side end face of the flap.

[0014] The top of the upper shaft sleeve is provided with a T-shaped plate, and after the vertical plate of the T-shaped plate is inserted into the upper shaft sleeve clamping groove, the horizontal plate of the T-shaped plate is fixedly arranged on the flap through screws.

[0015] Preferably, the lower shaft sleeve is fixedly arranged on the turnover back plate through screws.

[0016] Preferably, the lifting lug comprises a lug plate and a connecting plate, the bottom of the connecting plate is fixedly connected with the upper fixing disc, and the top of the connecting plate is integrally connected with the lug plate.

[0017] The lug plate is provided with a hanging hole for fixing a lifting rod and an arc-shaped slot for fixing an expansion screw.

[0018] The beneficial effects of the utility model include that the multimedia machine hoisting support adjusts the screen depression angle of the multimedia machine through the connecting rod turnover mechanism, has good structural stability, and reduces the cost; the distance between the upper fixing disc and the lower fixing disc can be adjusted through the height adjusting screw rod, so that the ground clearance of the turnover back plate is finely adjusted; the multimedia machine hoisting support can conveniently disassemble and assemble the multimedia machine; after the upper shaft sleeve is disassembled, the traction shaft and the turnover back plate are separated, the turnover back plate is rotated and hung down, and then the multimedia machine is disassembled or assembled, and after the operation is completed, the turnover back plate is turned up, and the traction shaft and the upper shaft sleeve are reassembled. BRIEF DESCRIPTION OF DRAWINGS

[0019] The utility model will be described in detail in combination with the embodiments and the drawings, wherein:

[0020] Figure 1 It is the perspective view of the utility model multimedia machine hoisting support.

[0021] Figure 2 It is the bottom view of the utility model multimedia machine hoisting support.

[0022] Figure 3 It is the structure view of the utility model upper shaft sleeve.

[0023] Reference signs:

[0024] 100 - center ring frame, 200 - flip back plate, 1 - lifting lug, 11 - ear plate, 12 - connecting plate, 13 - hanging hole, 14 - arc-shaped slot, 2 - support shaft, 3 - upper shaft sleeve, 31 - T-shaped plate, 4 - lower shaft sleeve, 5 - upper fixing disc, 51 - outer sleeve, 52 - upper spoke, 6 - lower fixing disc, 61 - inner sleeve, 62 - lower spoke, 7 - height adjustment screw, 81 - adjustment screw, 82 - push rod, 83 - connecting rod, 84 - flip adjustment cap, 85 - traction shaft, 9 - folding plate, 91 - upper shaft sleeve clamping groove. DETAILED DESCRIPTION

[0025] In order to make the technical problems, technical schemes and beneficial effects of the utility model clearer and more apparent, the utility model will be further described in detail below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the utility model and not to limit the utility model.

[0026] Therefore, one feature described in the specification will be used to explain one feature of one embodiment of the utility model, and it is not implied that each embodiment of the utility model must have the described feature. In addition, it should be noted that the specification describes many features. Although certain features can be combined together to show possible system designs, these features can also be used in other combinations that are not explicitly described. Therefore, unless otherwise stated, the described combination is not intended to be limiting.

[0027] The principles of the utility model will be described in detail below in combination with the drawings and examples.

[0028] The utility model proposes a multimedia machine hoisting support, including center ring frame 100, the top of center ring frame 100 is equipped with several lifting lug 1, the circumference four sides of center ring frame 100 are equipped with 1 for fixing the flip back plate 200 of multimedia machine. The circumference of center ring frame 100 each side is equipped with a connecting rod flip mechanism and a support shaft 2, the back of each flip back plate 200 is equipped with a pair of detachable upper shaft sleeve 3 and a pair of lower shaft sleeve 4, upper shaft sleeve 3 is rotatably connected with the traction shaft 85 arranged at the front end of the corresponding connecting rod flip mechanism, lower shaft sleeve 4 is rotatably connected with support shaft 2. Center ring frame 100 can be hung in the bottom of the suspender preinstalled in the roof through lifting lug 1, the suspender is locked with lifting lug 1 with nut, the length of suspender can be selected according to actual needs. Flip back plate 200 is provided with perforation for fixing multimedia machine, multimedia machine is fixed in the front of flip back plate 200 by using screw through the corresponding perforation. After installation, the screen depression angle of multimedia machine can be adjusted through connecting rod flip mechanism. The screen depression angle of multimedia machine hoisting support is adjusted by connecting rod flip mechanism instead of motor drive, not only good stability, but also reduces the cost.

[0029] In this embodiment, the main body of the central ring frame 100 is composed of an upper fixing disc 5 and a lower fixing disc 6. The middle part of the upper fixing disc 5 extends downward to form an outer sleeve 51, and the middle part of the lower fixing disc 6 extends upward to form an inner sleeve 61 which is sleeved in the outer sleeve 51. The upper fixing disc 5 is uniformly provided with a plurality of upper spokes 52, and the lower fixing disc 6 is provided with a plurality of lower spokes 62 corresponding to the upper spokes 52. Each group of upper spokes 52 and lower spokes 62 is connected by a height adjusting screw 7. The inner sleeve 61 has a hollow structure, which can not only reduce the weight, but also hide the signal lines and power lines of the multimedia machine. In addition, the distance between the upper fixing disc 5 and the lower fixing disc 6 can be adjusted by the height adjusting screw 7, so as to fine-tune the ground clearance of the turnover back plate 200.

[0030] In this embodiment, the connecting rod turnover mechanism includes an adjusting screw 81, a push rod 82 and a connecting rod 83. The top end of the adjusting screw 81 is rotatably arranged on the upper fixing disc 5, the bottom end of the adjusting screw 81 is rotatably arranged on the lower fixing disc 6, and the bottom end of the adjusting screw 81 extends downward to form a turnover adjusting cap 84 which is exposed to the lower fixing disc 6. The rear end of the push rod 82 is drivingly connected to the adjusting screw 81 through a screw sleeve, the front end of the push rod 82 is hingedly connected to the rear end of the connecting rod 83, and the traction shaft 85 is fixedly arranged on the front end of the connecting rod 83. When adjusting the pitch angle of the multimedia screen, the turnover adjusting cap 84 is rotated by using a wrench tool, the adjusting screw 81 is rotated to drive the push rod 82 to move up and down, and then the connecting rod 83 pushes and pulls the turnover back plate 200 to make the turnover back plate 200 rotate around the support shaft 2, so as to realize the pitch angle adjustment of the multimedia.

[0031] In this embodiment, the top of the turnover back plate 200 is provided with a folding plate 9, and the left and right sides of the folding plate 9 are respectively provided with an upper shaft sleeve clamping groove 91. The upper shaft sleeve 3 is detachably installed in the upper shaft sleeve clamping groove 91. The upper shaft sleeve clamping groove 91 extends along the left-right direction and is provided with an opening at one side end surface of the folding plate 9. The top of the upper shaft sleeve 3 is provided with a T-shaped plate 31. After the vertical plate of the T-shaped plate 31 is inserted into the upper shaft sleeve clamping groove 91 from the opening, the horizontal plate of the T-shaped plate 31 is fixedly installed on the folding plate 9 by screws. The multimedia machine hoisting support can conveniently disassemble and assemble the multimedia machine. After the upper shaft sleeve 3 is disassembled, the traction shaft 85 and the turnover back plate 200 are separated. After the turnover back plate 200 is rotated and hung down, the multimedia machine is disassembled or assembled. After completion, the turnover back plate 200 is turned up, and the upper shaft sleeve 3 is used to reassemble the traction shaft 85.

[0032] In this embodiment, the lower shaft sleeve 4 is fixedly installed on the turnover back plate 200 by screws, which is convenient for assembling the support shaft 2 of the turnover back plate 200.

[0033] In the embodiment, the lug 1 comprises an ear plate 11 and a connecting plate 12, the bottom of the connecting plate 12 is fixedly connected with the upper fixing disc 5, and the top is integrally connected with the ear plate 11; the ear plate 11 is provided with a hanging hole 13 for fixing a suspender, and is provided with an arc-shaped slot 14 for installing an expansion screw. When the layer height space is low, the central support can also be directly fixed below the roof through the expansion screw, the expansion screw can be fixed along the arc-shaped slot 14, and the precision requirement of the installation hole of the roof is reduced.

[0034] The above merely describes the preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A hoist hanger for a multi-media machine, characterized by, The center ring frame is provided with a plurality of lifting lugs on the top thereof, and a turnover back plate for fixing a multimedia machine is arranged on each of the four sides of the center ring frame; Each side of the center ring frame is provided with a connecting rod turnover mechanism and a supporting shaft, and a pair of upper shaft sleeves and a pair of lower shaft sleeves are arranged on the back of each turnover back plate, the upper shaft sleeves are rotatably connected with traction shafts arranged at the front ends of the corresponding connecting rod turnover mechanisms, and the lower shaft sleeves are rotatably connected with the supporting shafts.

2. The multi-media kiosk hoist support of claim 1, wherein, The main body of the center ring frame is composed of an upper fixing disc and a lower fixing disc, the middle part of the upper fixing disc extends downward to form an outer sleeve, and the middle part of the lower fixing disc extends upward to form an inner sleeve which is sleeved in the outer sleeve; The upper fixing disc is uniformly provided with a plurality of upper spokes, and the lower fixing disc is provided with lower spokes corresponding to the upper spokes, and each group of upper spokes and lower spokes are connected through a height adjusting screw.

3. The multi-media kiosk hoist support of claim 2, wherein, The connecting rod turnover mechanism comprises an adjusting screw rod, a push rod and a connecting rod. The top end of the adjusting screw rod is rotatably arranged on the upper fixing disc, the bottom end of the adjusting screw rod is rotatably arranged on the lower fixing disc, and the bottom end of the adjusting screw rod extends downward to form a turnover adjusting cap which is exposed to the lower fixing disc. The rear end of the push rod is drivingly connected with the adjusting screw rod through a screw sleeve, and the front end of the push rod is hingedly connected with the rear end of the connecting rod. The traction shaft is fixedly arranged at the front end of the connecting rod.

4. The hoist hanger for a multi-media machine as set forth in claim 3, wherein, The top of the turnover back plate is provided with a folding plate, and the left and right sides of the folding plate are each provided with an upper shaft sleeve clamping groove, and the upper shaft sleeve is detachably arranged in the upper shaft sleeve clamping groove.

5. The multi-media kiosk hoist support of claim 4, wherein, The upper shaft sleeve clamping groove extends along the left-right direction and is provided with an opening at one side end surface of the folding plate. The top of the upper shaft sleeve is provided with a T-shaped plate, the vertical plate of the T-shaped plate is inserted into the upper shaft sleeve clamping groove from the opening, and the horizontal plate of the T-shaped plate is fixedly arranged on the folding plate through screws.

6. The multi-media kiosk hoist support of claim 1, wherein, The lower shaft sleeve is fixedly arranged on the turnover back plate through screws.

7. The multi-media kiosk hoist support of claim 2, wherein, The lifting lug comprises an ear plate and a connecting plate, the bottom of the connecting plate is fixedly connected with the upper fixing disc, and the top of the connecting plate is integrally connected with the ear plate. The ear plate is provided with a hanging hole for fixing a lifting rod and an arc-shaped groove for fixing an expansion screw.

Images