TWM471721U - Screen lifting/rotation device - Google Patents

Description

Screen rotary lifting device

This creation relates to a rotary lifting device, and more particularly to a rotary lifting device for a display screen and a tablet computer.

Press, the display screen and its supporting device, especially the flat panel display, in addition to the elevation angle adjustment function, in addition to the elevation angle adjustment function, the operator also adds a height lifting function, and additionally has a screen rotation function to make the display Can respond to various usage needs.

Generally, the height lifting function for the display supporting device is to assemble a socket between a pair of sliding rails, so that the movable rails on both sides of the bearing seat can be longitudinally displaced along the fixed rail of the sliding rail, thereby adjusting the display. the height of. Moreover, in order to make the display have the effect of stagnant positioning, the operator installs at least a certain force spring between the socket and the upright frame to balance the weight of the display and the socket by the elastic force of the constant force spring. The screen rotation function of the display supporting device is mainly for the convenience of viewing the screen, so that the screen can be rotated from the horizontal horizontal state to the straight vertical state by the rotation function of the supporting device.

However, at present, the display supporting device must separately set the lifting mechanism, the rotating mechanism and the elevation adjusting mechanism, so as to increase the volume, space and manufacturing cost, and When the screen is turned from landscape to straight, it is impossible to change the center height of the screen, so that the corners of the screen easily collide with the desktop and cause damage. Therefore, how to solve the above-mentioned shortcomings and shortcomings of the prior art is the subject of improvement for those involved in this industry.

The main purpose and function of this creation is that the screen rotary lifting device utilizes the screen rotation function combined with the height lifting function, so that the screen can be adjusted between the upright position and the lateral arrangement, and the center height of the screen is adjusted in conjunction with the screen. Avoid damage to the corners of the screen, and the rotary lifting device can reduce the size, space and production costs, making it easier to install and use.

In order to achieve the above, the present invention provides a rotary lifting device for a screen, which is connected between a screen and a support frame. The rotary lifting device comprises: a bearing mechanism, comprising a bearing seat fixed on the support frame, One side of the bearing seat is provided with a longitudinally extending guiding groove, and the other side is provided with a guiding frame communicating with the guiding groove, and a rack is longitudinally fixed to one side of the carrying seat; a connecting rotating mechanism includes a fixing to the screen One side of the connecting seat, one end of one rod is connected to one side of the connecting seat, and the other end penetrates into the guiding frame via the guiding groove of the carrying seat, and a gear is fixed on one side of the connecting seat, and the gear is concentrically surrounded Outside the pole, and the gear meshes with the rack of the carrier; a certain force lifting mechanism includes a sliding seat movable lifting and disposing in the guiding frame of the carrying seat, and the sliding seat is connected to the other end of the strut, and a certain force spring connection Between the sliding seat and the guiding frame; wherein, when the screen is rotated to drive the connecting seat and the gear to rotate in the same direction, the gear moves along the rack, and the strut and the sliding seat of the connecting seat are driven along the bearing The guide groove for the guide lifting displacement of the seat frame.

In a preferred embodiment, one side of the carrier is provided with a longitudinally extending slot, and the rack has a fixing plate fixed to the other side of the carrier, and the rack is exposed on one side of the carrier through the slot. Moreover, the upper section of the rack is provided with continuous teeth, and the lower section thereof is provided as a non-toothed section, and the support rod and the gear of the joint seat are moved up and down along the guide groove of the bearing seat and the toothless section of the rack.

In a preferred embodiment, the other side of the joint is combined with a fixing plate that is fixed to one side of the screen.

Further, the connecting seat and the fixing plate are provided with opposite center holes, and one end of the supporting rod is disposed to be connected to the central hole of the connecting seat and the fixing plate. Moreover, the other side of the connecting seat is pivotally connected with a pitch angle adjusting seat, and the pitch angle adjusting seat is fixed to the fixing plate.

In a preferred embodiment, the guide frame of the carrier has two longitudinally parallel frame walls, one of the frame walls is provided with a friction portion, and the sliding seat is pivotally connected with a friction wheel, and the friction wheel is in rolling contact with the friction portion. Further, the sliding seat is connected with a sliding rail fixed to the other frame wall of the bearing seat.

In a preferred embodiment, the slider has a fixing hole connected to the other end of the strut, one of the fixed force springs is positioned upwardly on the guide frame, and the other end thereof is connected downward to the slide.

1‧‧‧Loading mechanism

11‧‧‧Hosting

111‧‧‧ hole

112‧‧‧ hole

12‧‧‧Guide

13‧‧‧Guide frame

131‧‧‧ frame wall

132‧‧‧ frame wall

133‧‧‧ Friction Department

134‧‧‧ hole

135‧‧‧ Positioning Department

14‧‧‧ slotting

15‧‧‧ rack

151‧‧‧ fixed board

152‧‧‧Continuous teeth

153‧‧‧ hole

154‧‧‧No tooth segments

16‧‧‧Bolts

2‧‧‧Connecting rotating mechanism

21‧‧‧Links

21a‧‧‧ joint

211‧‧‧ center hole

212‧‧‧ hole

213‧‧‧ convex

214‧‧‧ hole

22‧‧‧ pole

221‧‧‧ hole

23‧‧‧ Fixed plate

231‧‧‧ center hole

232‧‧‧ hole

233‧‧‧ hole

234‧‧‧ hole

24‧‧‧ Gears

241‧‧‧ teeth

242‧‧‧ holes

243‧‧‧ mouth

25‧‧‧ bolt

26‧‧‧ Nuts

27‧‧‧ bolt

3‧‧‧Constrained lifting mechanism

31‧‧‧Slide

311‧‧‧Fixed holes

32‧‧‧Power spring

33‧‧‧ friction wheel

331‧‧‧ pivot

34‧‧‧Slide rails

341‧‧‧Sliding section

35‧‧‧Bolts

36‧‧‧Washers

37‧‧‧Bolts

4‧‧‧Pitch angle adjustment seat

41‧‧‧ pivot

42‧‧‧ hole

43‧‧‧Powerful torsion spring

44‧‧‧ bolt

5‧‧‧ screen

6‧‧‧Support frame

6a‧‧‧Support frame

61‧‧‧ Pedestal

62‧‧‧ Support

63‧‧‧ fulcrum

64‧‧‧ bolt

The first figure is a state diagram of the use of the rotary lifting device for the screen of the preferred embodiment of the present invention; the second figure is a perspective view of the first frame of the rotary lifting device for the screen; and the third figure is the second embodiment of the rotary lifting device for the screen a perspective view of the horizontal state of the rotary lifting device for the screen of the third figure; The fifth figure is an exploded perspective view of the rotary lifting device for the screen of the third figure; the sixth figure is a perspective view of the other angle of the rotary lifting device for the third image; the seventh figure is the sixth figure of the rotary lifting device for the screen along the gear FIG. 8 is a schematic view showing another type of rack of the rotary lifting device for the screen according to the seventh embodiment; and the ninth drawing is a preferred embodiment of the screen for rotating the screen with a rotary lifting device to form an upright state of the screen. The perspective view of the preferred embodiment of the present invention is a perspective view of a rotary lifting device for a screen placed in a descending state; and FIG. 11 is a perspective view of another preferred embodiment of the rotary lifting device for a screen.

For the purpose of achieving the above objectives, the technical means and its efficacy, the following examples are given, and the drawings are as follows:

First, please refer to the first to seventh figures. As can be clearly seen from the figure, the rotary screen of the present invention is connected between the screen 5 and the support frame 6. The rotary lifting device includes: a bearing The mechanism 1, a connecting rotating mechanism 2 and a certain force lifting mechanism 3, and the supporting frame 6 is provided with a supporting shaft 63 between the base 61 and the supporting plate 62 to adjust the pitch angle; wherein:

The carrier mechanism 1 includes a carrier 11 fixed to the support frame 6, and the support plate 62 of the support frame 6 is locked with the bolt 64 to the opposite hole 111 of the carrier seat 11 (refer to the second and third figures). The side is provided with a longitudinally extending guide groove 12, and the other side is provided with a guiding frame 13 communicating with the guiding groove 12. The guiding frame 13 of the bearing seat 11 has two longitudinally parallel frame walls 131, 132, one of which is a frame wall. 131 is provided with a friction portion 133, and the other frame wall 132 is provided with a plurality of holes The 134 and the positioning portion 135 are provided with a longitudinally extending slot 14 on the side of the carrier 11. Referring to the fourth, fifth and sixth figures, a rack 15 has a fixing plate 151 fixed to the other side of the carrier 11, and The plurality of holes 112 and 153 are locked by bolts 16 so that the rack 15 is longitudinally exposed through the slot 14 to be fixed to one side of the carrier 11, and the upper portion of the rack 15 is provided with continuous teeth 152, and the lower portion thereof is set as a non-toothed portion. 154. In addition, as shown in the eighth figure, the rack 15 can also be set as a continuous tooth 152 throughout.

The connecting rotating mechanism 2 includes a connecting seat 21 fixed to one side of the screen 5, and a fixing plate 23 is combined on the other side of the connecting seat 21, and the engaging holes 25 are locked to the opposite holes 212, 232 (refer to FIG. 5). The fixing plate 23 is fixed on one side of the screen 5, one end of the rod 22 is connected to one side of the connecting seat 21, and the connecting seat 21 and the fixing plate 23 are provided with opposite center holes 211 and 231, so that one end of the supporting rod 22 is connected to the connecting rod 22 The connecting hole 21 and the central hole 211, 231 of the fixing plate 23, and the locking nut 26; the opposite end 22 of the supporting rod 22 penetrates into the guiding frame 13 via the guiding groove 12 of the bearing seat 11, and a gear 24 is relatively connected by the bolt 27 The holes 242, 214 are fixed to one side of the joint seat 21 (refer to the fifth figure), and are provided with the opposite convex portions 213 and the mouth portion 243, so that the gear 24 is concentrically surrounded by the outer side of the support rod 22, and the tooth portion of the gear 24 The 241 is engaged with the rack 15 of the carrier 11.

The fixed-speed lifting mechanism 3 includes a sliding seat 31 that is movably disposed in the guiding frame 13 of the bearing base 11. Referring to the fourth and fifth figures, the sliding seat 31 has a fixing hole 311 connected to the other end of the pole 22, and is provided. With washer 36, then with bolt 3 5 is locked to the hole 221 via the fixing hole 311, and the force spring 32 is connected between the sliding seat 31 and the guiding frame 13. The sliding seat 31 is pivotally connected with a friction wheel 33 by a pivot 331, and the friction wheel 33 is in rolling contact with the friction. The sliding portion 31 of the sliding rail 34 is connected to the sliding portion 341 of the sliding rail 34. The sliding rail 34 is locked to the hole 134 of the other frame wall 132 of the bearing base 11 by a bolt 37, and one end of the constant force spring 32 is upward. The positioning portion 135 of the guide frame 13 is positioned, and the other end thereof is connected downward to the slider 31.

By the way, the creative rotary lifting device sequentially combines the supporting mechanism 1, the connecting rotating mechanism 2 and the constant-force lifting mechanism 3, and the carrier 11 is fixed to the supporting plate 62 of the supporting frame 6, and the connecting seat 21 is coupled to the back of the screen 5. The elastic restoring force of the constant force spring 32 is maintained at a static balance with the gravity of the screen 5, and the height position of the screen 5 can be adjusted up and down. When the creative rotary lifting device is disposed horizontally as shown in the first figure, the rotating screen 5 can be used to drive the connecting seat 21 and the gear 24 to rotate in the same direction as shown in the fourth, seventh and ninth views. The gear 24 meshes and moves along the rack 15 , and drives the strut 22 of the joint 21 and the slide 31 to move up along the guide groove 12 of the carrier 11 and the guide frame 13 to make the screen 5 stand upright (see Figure IX), and avoiding the screen 5 colliding with the table during the rotation. In addition, the screen 5 can also be rotated in the opposite direction to synchronize the downward displacement to restore the horizontal placement of the screen 5 as shown in the first figure. It can be seen that the rotary lifting device of the creation screen uses the rotation function of the screen 5 in combination with the height lifting function, so that the screen 5 can be adjusted between the vertical position and the lateral arrangement, and the center height position of the screen 5 is adjusted in conjunction with each other. Avoid damage to the 5 corner collision of the screen and rotate it up The down device can reduce the size, space and production cost, making it easier to install and use.

Referring to the tenth figure, when the screen is placed horizontally on the screen 5, the gear 24 can be used to cooperate with the toothless section 154 of the rack 15 and then operated downward by the screen 5, such as the third, fourth and fifth. As shown in the figure, the struts 22, the gears 24 and the carriage 31 of the coupling seat 21 are driven to move up and down along the guide groove 12 of the carrier 11, the toothless section 154 of the rack 15 and the guide frame 13 (see the Figure 10), directly adjust the center height position of the screen 5 in the horizontal state.

Referring to another preferred embodiment shown in FIG. 11, the main difference is that the support frame 6a can be set at a fixed angle, and the joint seat 21a of the joint rotation mechanism 2 is changed in shape, and the joint seat 21a is another. The pitch 41 and the constant-force torsion spring 43 are pivotally connected to the pitch angle adjusting seat 4, and the pitch angle adjusting seat 4 is locked to the opposite holes 234 and 42 by bolts 44, and is fixed to the fixing plate 23 to have an elevation adjustment function. .

The above embodiments are only used to facilitate the description of the present invention, and are not intended to be limiting, and all kinds of simple changes and modifications that can be made by those skilled in the art without departing from the spirit of the present invention should still be included in the following patent applications. In the scope.

1‧‧‧Loading mechanism

11‧‧‧Hosting

12‧‧‧Guide

13‧‧‧Guide frame

131‧‧‧ frame wall

132‧‧‧ frame wall

133‧‧‧ Friction Department

134‧‧‧ hole

14‧‧‧ slotting

15‧‧‧ rack

151‧‧‧ fixed board

16‧‧‧Bolts

2‧‧‧Connecting rotating mechanism

21‧‧‧Links

213‧‧‧ convex

22‧‧‧ pole

23‧‧‧ Fixed plate

24‧‧‧ Gears

241‧‧‧ teeth

243‧‧‧ mouth

26‧‧‧ Nuts

3‧‧‧Constrained lifting mechanism

31‧‧‧Slide

311‧‧‧Fixed holes

32‧‧‧Power spring

33‧‧‧ friction wheel

34‧‧‧Slide rails

341‧‧‧Sliding section

35‧‧‧Bolts

36‧‧‧Washers

37‧‧‧Bolts

Claims (9)

A rotary lifting device for a screen is connected between a screen and a support frame. The rotary lifting device comprises: a supporting mechanism, comprising a bearing seat fixed on the supporting frame, and a longitudinally extending guide on the side of the bearing seat a slot is provided on the opposite side of the guide frame, and a rack is longitudinally fixed to one side of the carrier; a connecting rotating mechanism includes a connecting seat fixed on one side of the screen, and a rod One end is connected to one side of the connecting seat, and the other end penetrates into the guiding frame via the guiding groove of the carrying seat, a gear is fixed on one side of the connecting seat, the gear is concentrically surrounded by the outer rod, and the gear meshes with the bearing seat a rack; a force lifting mechanism, comprising a sliding seat movable lifting and disposing in the guiding frame of the carrying seat, and the sliding seat is connected to the other end of the strut, a certain force spring is connected between the sliding seat and the guiding frame; When the screen is rotated to drive the connecting seat and the gear to rotate in the same direction, the gear moves along the rack, and the strut and the sliding seat of the connecting seat are lifted and lowered along the guiding groove and the guiding frame of the carrying seat. Shift. The rotary lifting device for a screen according to claim 1, wherein a side of the carrier is provided with a longitudinally extending slot, and the rack has a fixing plate fixed to the other side of the carrier, the rack passes The slot is exposed on one side of the carrier. The rotary lifting device for a screen according to claim 1, wherein the upper portion of the rack is provided with continuous teeth, and the lower portion thereof is provided as a non-toothed portion, and the support rod and the gear of the connecting seat are along the guide groove of the bearing seat. Lifting displacement with the toothless section of the rack. The rotary lifting device for a screen according to claim 1, wherein the other side of the connecting seat is combined with a fixing plate fixed to one side of the screen. The rotary lifting device for a screen according to claim 4, wherein the connecting seat and the fixing plate are provided with opposite center holes, and one end of the supporting rod is disposed to be connected to the central hole of the connecting seat and the fixing plate. The rotary lifting device for a screen according to claim 4, wherein the other side of the connecting seat is pivotally connected with a pitch angle adjusting seat, and the pitch angle adjusting seat is fixed to the fixing plate. The rotary lifting device for a screen according to the first aspect of the invention, wherein the guide frame of the carrier has two longitudinally parallel frame walls, one of the frame walls is provided with a friction portion, and the sliding seat is pivotally connected with a friction wheel. The friction wheel is in rolling contact with the friction portion. The rotary lifting device for a screen according to claim 7, wherein the sliding seat is connected with a sliding rail fixed to the other frame wall of the bearing seat. The rotary lifting device for a screen according to claim 1, wherein the sliding seat has a fixing hole connected to the other end of the strut, one end of the fixed force spring is positioned upward on the guiding frame, and the other end thereof is facing Connected to the slide.