CN216408446U

CN216408446U - Screen device is thrown in wireless meeting of folded cascade intelligence

Info

Publication number: CN216408446U
Application number: CN202122988445.3U
Authority: CN
Inventors: 赵萃; 余滨伟
Original assignee: Liuzhou Vocational and Technical College
Current assignee: Liuzhou Vocational and Technical College
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-04-29
Anticipated expiration: 2031-12-01

Abstract

The utility model relates to the technical field of office appliances, in particular to a foldable intelligent wireless conference screen projection device which comprises a first fixed bottom rod, a folding rod is arranged at one side of the first fixed bottom rod, first fixed blocks are arranged at both sides above the first fixed bottom rod, a rotating rod is rotatably arranged inside the first fixed block, the other side of the rotating rod is fixedly connected with a cross lifting rod, the two ends of the cross lifting rod are fixedly connected with rotating rods, in the utility model, the bottom of the device can be contracted through the arranged folding rods, the width of shortening device when folding, rotate first telescopic link and second telescopic link behind shrink first telescopic link and the second telescopic link to horizontal position and accomodate the height that can shorten the device, push down the rotor plate again and fold the top of first fixed sill bar, can make the device shrink for the state that comparatively convenient and can easily take.

Description

Screen device is thrown in wireless meeting of folded cascade intelligence

Technical Field

The utility model relates to the technical field of office appliances, in particular to a foldable intelligent wireless conference screen projection device.

Background

Present meeting is thrown screen device and is mostly fixed at the wall position, and inconvenient shifting and use, and the great inconvenient storage of throwing screen device frame that is general, it is convenient inadequately to use.

Therefore, a foldable intelligent wireless conference screen projection device is needed to improve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a foldable intelligent wireless conference screen projection device to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a screen device is thrown in wireless meeting of folded cascade intelligence, includes first fixed sill bar, one side of first fixed sill bar is provided with the folding rod, both sides above first fixed sill bar are provided with first fixed block, the inside of first fixed block is rotated and is provided with the dwang, the other side fixedly connected with alternately lifter of dwang, the both ends of alternately lifter all fixedly connected with dwang, the dwang of the other end is located the inside of slider and is rotated and connected, one side of slider is provided with the lift adjustment pole, the inside of lift adjustment pole is seted up the spout, the slider is located the inside slip of spout, one corner above the lift adjustment pole is rotated and is connected with the rotor plate through the hinge, one side fixedly connected with first magnetic stripe of rotor plate, the other side fixedly connected with first strong magnetic plate of rotor plate, the other end fixedly connected with second fixed sill bar of folding rod, a second fixed block is fixedly connected above the second fixed bottom rod, a first folding groove is formed in the second fixed block, a first telescopic rod is arranged in the first folding groove, a first rotating rod penetrates through the first telescopic rod and the second fixed block, an L-shaped fixed rod is arranged at the top of the first telescopic rod, a built-in magnetic plate is fixedly connected inside the L-shaped fixed rod, a middle fixed rod is fixedly connected at the top of the L-shaped fixed rod, a second strong magnetic plate is fixedly connected above the middle fixed rod, third fixed blocks are fixedly connected at two sides above the middle fixed rod, a second folding groove is formed in the third fixed block, a second telescopic rod is arranged inside the second folding groove, a second rotating rod penetrates through the second telescopic rod and the third fixed block, and a curtain winding box is arranged at the top of the second telescopic rod, the inside of curtain rolling box is provided with the projection curtain, the second telescopic link is inserted in the bottom of curtain rolling box, the bottom fixedly connected with draw-in groove of curtain rolling box, the bottom fixedly connected with second magnetic stripe of draw-in groove, the strong magnetic sheet actuation of second magnetic stripe and second.

As a preferable scheme of the present invention, two first fixed blocks are provided and are respectively distributed at two ends of the top of the first fixed bottom rod, cross lifting rods are provided above the two first fixed blocks, the cross lifting rods at two sides are arranged in a cross manner, and the first strong magnetic plate above the first fixed blocks is attracted to the built-in magnetic plate after the first fixed blocks rotate in an inclined manner.

As a preferable scheme of the utility model, the folding rod is folded in two sections, and hinges are arranged at two ends and in the middle of the folding rod.

As a preferable embodiment of the present invention, a side extension structure formed by the second fixing block, the first folding groove, the first telescopic rod and the first rotating rod is the same as an extension structure formed by the third fixing block, the second folding groove, the second telescopic rod and the second rotating rod.

In a preferred embodiment of the present invention, the bottom of the first telescopic rod is located inside the first folding groove and rotates, and the bottom of the second telescopic rod is located inside the second folding groove and rotates.

According to the preferable scheme of the utility model, the fixing tacks are arranged on one sides of the first telescopic rod and the second telescopic rod, the first fixing block and the first fixing bottom rod rotate through the hinges, and when the second telescopic rod rotates to the horizontal position, the second telescopic rod can be positioned in the clamping groove to be clamped when rotating to the horizontal position.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the folding device, the bottom of the folding device can be contracted through the arranged folding rod, the width of the folding device is shortened during folding, the first telescopic rod and the second telescopic rod are rotated to the horizontal position to be stored after the first telescopic rod and the second telescopic rod are contracted, the height of the folding device can be shortened, the rotating plate is pressed down to fold the upper portion of the first fixed bottom rod, and the folding device can be contracted into a state which is convenient and easy to take.

2. According to the utility model, the lifting adjusting rod is extended by stretching the crossed lifting rod, then the first fixing block is rotated to attract the first strong magnetic plate above the lifting adjusting rod and the built-in magnetic plate, and then the tack is fixed, so that the device can be fixed more stably.

3. According to the folding type folding device, the second magnetic strip at the bottom of the clamping groove and the second strong magnetic plate can be attracted after the second telescopic rod is folded to be in a horizontal state through the arranged clamping groove, similarly, the clamping groove can also be arranged below the L-shaped fixed rod, the second strong magnetic plate can also be arranged above the second fixed bottom rod, and the folding type folding device can form a whole and is convenient to carry.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is an enlarged schematic view of the A structure of the present invention;

FIG. 4 is an enlarged schematic view of the structure B of the present invention;

in the figure: 1. a first stationary bottom bar; 2. a folding bar; 3. a first fixed block; 4. rotating the rod; 5. a cross lifter; 6. a slider; 7. a lifting adjusting rod; 8. a chute; 9. a rotating plate; 10. a first magnetic stripe; 11. a first ferromagnetic plate; 12. a second fixed bottom bar; 13. a second fixed block; 14. a first folding back groove; 15. a first telescopic rod; 16. a first rotating lever; 17. an L-shaped fixing rod; 18. a magnetic plate is arranged inside; 19. a middle fixing rod; 20. a second ferromagnetic plate; 21. a third fixed block; 22. a second overlapping groove; 23. a second rotating rod; 24. a second telescopic rod; 25. a curtain take-up box; 26. a projection screen; 27. a card slot; 28. and fixing the tack.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Several embodiments of the utility model are presented. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, the present invention provides a technical solution:

embodiment 1, please refer to fig. 1, 2, 3, and 4, a foldable intelligent wireless conference screen-projecting device includes a first fixed bottom rod 1, a folding rod 2 is disposed on one side of the first fixed bottom rod 1, the folding rod 2 can contract the bottom of the device, and shorten the width of the device when folded, first fixed blocks 3 are disposed on both sides above the first fixed bottom rod 1, a rotating rod 4 is rotatably disposed inside the first fixed blocks 3, a crossed lifting rod 5 is fixedly connected to the other side of the rotating rod 4, rotating rods 4 are fixedly connected to both ends of the crossed lifting rod 5, the rotating rod 4 at the other end is rotatably connected to the inside of a sliding block 6, a lifting adjusting rod 7 is disposed on one side of the sliding block 6, a sliding slot 8 is disposed inside the lifting adjusting rod 7, the sliding block 6 slides inside the sliding slot 8, a rotating plate 9 is rotatably connected to one corner above the lifting adjusting rod 7 through a hinge, a first magnetic stripe 10 is fixedly connected to one side of a rotating plate 9, a first strong magnetic plate 11 is fixedly connected to the other side of the rotating plate 9, a second fixed bottom rod 12 is fixedly connected to the other end of a folding rod 2, a second fixed block 13 is fixedly connected to the upper portion of the second fixed bottom rod 12, a first folding groove 14 is formed in the second fixed block 13, a first telescopic rod 15 is arranged in the first folding groove 14, a first rotating rod 16 penetrates through the interiors of the first telescopic rod 15 and the second fixed block 13, an L-shaped fixed rod 17 is arranged at the top of the first telescopic rod 15, a built-in magnetic plate 18 is fixedly connected to the interior of the L-shaped fixed rod 17, a middle fixed rod 19 is fixedly connected to the top of the L-shaped fixed rod 17, a second strong magnetic plate 20 is fixedly connected to the upper portion of the middle fixed rod 19, third fixed blocks 21 are fixedly connected to the two sides of the upper portion of the middle fixed rod 19, and a second folding groove 22 is formed in the interior of the third fixed block 21, the second folding groove 22 is internally provided with a second telescopic rod 24, the first telescopic rod 15 and the second telescopic rod 24 are rotated to the horizontal position after the first telescopic rod 15 and the second telescopic rod 24 are contracted to be stored to shorten the height of the device, then the rotating plate 9 is pressed down to fold the upper part of the first fixed bottom rod 1, the device can be folded to be in a convenient and easy taking state, the second telescopic rod 24 and the third fixed block 21 are internally provided with a second rotating rod 23 in a penetrating way, the top part of the second telescopic rod 24 is provided with a curtain winding box 25, the inside of the curtain winding box 25 is provided with a projection curtain 26, the second telescopic rod 24 is inserted into the bottom part of the curtain winding box 25, the bottom part of the curtain winding box 25 is fixedly connected with a clamping groove 27, the bottom part of the clamping groove 27 is fixedly connected with a second magnetic strip, the second magnetic strip is attracted with the second strong magnetic plate 20, the clamping groove 27 can enable the second telescopic rod 24 to attract the second magnetic strip at the bottom part of the clamping groove 27 with the second strong magnetic plate 20 after being folded to be in the horizontal state, similarly, the slot 27 can be disposed below the L-shaped fixing rod 17, and the second ferromagnetic plate 20 can also be disposed above the second fixing bottom rod 12, so that the device can be folded into a whole, and is convenient to carry.

Embodiment 2, referring to fig. 1, 3, and 4, two first fixing blocks 3 are provided and are respectively distributed at two ends of the top of the first fixing bottom rod 1, two crossed lifting rods 5 are respectively provided above the two first fixing blocks 3, the crossed lifting rods 5 at two sides are arranged in a crossed manner, the first ferromagnetic plate 11 above the first fixing blocks 3 rotates in an inclined manner and attracts the built-in magnetic plate 18, the folding rod 2 is folded in two sections, hinges are respectively provided at two ends and a middle portion of the folding rod 2, and a side extension structure formed by the second fixing block 13, the first folding groove 14, the first telescopic rod 15, and the first rotating rod 16 is the same as an extension structure formed by the third fixing block 21, the second folding groove 22, the second telescopic rod 24, and the second rotating rod 23.

Embodiment 3, referring to fig. 1, 3, and 4, the bottom of the first telescopic rod 15 is located inside the first folding groove 14 and rotates, the bottom of the second telescopic rod 24 is located inside the second folding groove 22 and rotates, the first telescopic rod 15 and one side of the second telescopic rod 24 are both provided with a fixing tack 28, the first fixing block 3 and the first fixing bottom rod 1 both rotate through a hinge, and when the second telescopic rod 24 rotates to a horizontal position, the second telescopic rod 24 can be located inside the clamping groove 27 and clamped when rotating to the horizontal position.

The working principle is as follows: when the device is used, the lifting adjusting rod 7 is extended by stretching the crossed lifting rod 5, the first fixing block 3 is rotated to enable the first strong magnetic plate 11 above the lifting adjusting rod to be attracted with the built-in magnetic plate 18, the tack 28 is fixed again, the device is enabled to be fixed more stably, the first telescopic rod 15 and the second telescopic rod 24 are extended to be respectively inserted into the bottoms of the L-shaped fixing rod 17 and the first telescopic rod 15, the device can be stably fixed, when the device is contracted, the folding rod 2 can contract the bottom of the device, the width of the device is shortened when the device is folded, after the first telescopic rod 15 and the second telescopic rod 24 are contracted, the first telescopic rod 15 and the second telescopic rod 24 are rotated to the horizontal position to store the height of the device, the rotating plate 9 is pressed down to fold the upper portion of the first fixing bottom rod 1, the device can be contracted to be in a convenient and easy-to-take state, the clamping groove 27 can enable the second telescopic rod 24 to fold the second magnetic stripe at the bottom of the clamping groove 27 and the second strong magnetic plate 20 after the second telescopic rod is folded to the horizontal state In the suction process, similarly, the clamping groove 27 can be arranged below the L-shaped fixing rod 17, and the second strong magnetic plate 20 can also be arranged above the second fixing bottom rod 12, so that the device can form a whole after being folded, and the carrying is convenient.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a screen device is thrown in wireless meeting of folded cascade intelligence, includes first fixed sill bar (1), its characterized in that: one side of the first fixed bottom rod (1) is provided with a folding rod (2), two sides above the first fixed bottom rod (1) are provided with first fixed blocks (3), the inner part of each first fixed block (3) is rotatably provided with a rotating rod (4), the other side of each rotating rod (4) is fixedly connected with a crossed lifting rod (5), the two ends of each crossed lifting rod (5) are fixedly connected with rotating rods (4), the rotating rods (4) at the other ends are positioned in the sliding blocks (6) to be rotatably connected, one side of each sliding block (6) is provided with a lifting adjusting rod (7), the sliding grooves (8) are formed in the lifting adjusting rods (7), the sliding blocks (6) are positioned in the sliding grooves (8) to slide, one corner above the lifting adjusting rods (7) is rotatably connected with a rotating plate (9) through hinges, one side of each rotating plate (9) is fixedly connected with a first magnetic stripe (10), the other side of the rotating plate (9) is fixedly connected with a first strong magnetic plate (11), the other end of the folding rod (2) is fixedly connected with a second fixed bottom rod (12), a second fixed block (13) is fixedly connected above the second fixed bottom rod (12), a first folding groove (14) is formed in the second fixed block (13), a first telescopic rod (15) is arranged in the first folding groove (14), a first rotating rod (16) penetrates through the first telescopic rod (15) and the second fixed block (13), an L-shaped fixed rod (17) is arranged at the top of the first telescopic rod (15), a built-in magnetic plate (18) is fixedly connected in the L-shaped fixed rod (17), a middle fixed rod (19) is fixedly connected at the top of the L-shaped fixed rod (17), and a second strong magnetic plate (20) is fixedly connected above the middle fixed rod (19), the both sides fixedly connected with third fixed block (21) of middle part dead lever (19) top, second refolding groove (22) has been seted up to the inside of third fixed block (21), the inside that second refolded groove (22) is provided with second telescopic link (24), the inside of second telescopic link (24) and third fixed block (21) is run through and is provided with second bull stick (23), the top of second telescopic link (24) is provided with curtain and receives a roll box (25), the inside of curtain receipts roll box (25) is provided with projection curtain (26), second telescopic link (24) are inserted in the bottom of curtain receipts roll box (25), the bottom fixedly connected with draw-in groove (27) of curtain receipts roll box (25), the bottom fixedly connected with second magnetic stripe of draw-in groove (27), second magnetic stripe and the actuation of second strong magnetic sheet (20).

2. The foldable intelligent wireless conference screen-projecting device as claimed in claim 1, wherein: the quantity of first fixed block (3) is provided with two and distributes respectively the both ends at first fixed sill bar (1) top, two the top of first fixed block (3) all is provided with alternately lifter (5), both sides alternately lifter (5) are cross arrangement, first fixed block (3) slope rotates the back upper place first strong magnetic plate (11) and built-in magnetic plate (18) actuation.

3. The foldable intelligent wireless conference screen-projecting device as claimed in claim 1, wherein: the folding rod (2) is two-section folding, and the two ends and the middle part of the folding rod (2) are provided with hinges.

4. The foldable intelligent wireless conference screen-projecting device as claimed in claim 1, wherein: the lateral extension structure formed by the second fixing block (13), the first folding groove (14), the first telescopic rod (15) and the first rotating rod (16) is the same as the extension structure formed by the third fixing block (21), the second folding groove (22), the second telescopic rod (24) and the second rotating rod (23).

5. The foldable intelligent wireless conference screen-projecting device as claimed in claim 1, wherein: the bottom of the first telescopic rod (15) is positioned inside the first folding groove (14) to rotate, and the bottom of the second telescopic rod (24) is positioned inside the second folding groove (22) to rotate.

6. The foldable intelligent wireless conference screen-projecting device as claimed in claim 1, wherein: one side of the first telescopic rod (15) and one side of the second telescopic rod (24) are provided with fixing tacks (28), the first fixing block (3) and the first fixing bottom rod (1) are rotated through hinges, when the second telescopic rod (24) is rotated to a horizontal position, the second telescopic rod (24) can be located in the internal clamping of the clamping groove (27) when rotated to the horizontal position.