Table plate fixing device capable of being overturned and folded

Abstract

The utility model relates to the technical field of table plates, and discloses a foldable table plate fixing device which is characterized in that a bolt is arranged on one side of a fixing plate; the folding mechanism is arranged on one side of the fixing plate, and the folding mechanism is unfolded by being matched with the fixing plate; the fixing mechanism is arranged on one side of the fixing plate, the fixing mechanism is matched with the fixing plate to fix the unfolded folding mechanism, the second rotating plate is fixedly connected to the upper end of the fixing plate, and the first rotating plate is rotationally connected to one end of the second rotating plate. After the second table plate is unfolded, the rotating part is located above the first table plate and the second table plate, the rotating part can be rotated to the position below the second table plate by moving the sliding block, the unfolded second table plate can be fixed by being matched with the telescopic part, and therefore the unfolded first table plate can be fixed; and the unfolded second table plate can be fixed, so that the usable area of the table plate is increased, and the practicability of the folding and fixing table plate device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of table board, concretely is a folding fixed table board device. BACKGROUND

[0002] For the vehicle, yacht, aircraft and so on traffic means, in addition to need to satisfy people daily safety, comfortable and efficient basic demand of going out, still require to satisfy people dining, meeting and so on demand in the process of going out, along with these demands, a kind of table board device that can be equipped in vehicle, yacht, aircraft and so on traffic means is designed and manufactured.

[0003] The existing folding fixed table board device can only fix one folding table board, cannot fix the second folding table board, so that the table board use area is small, thereby leading to the practicality reduction of folding fixed table board device. UTILITY MODEL CONTENTS

[0004] To realize the above-mentioned purpose, the utility model provides a folding fixed table board device.

[0005] The technical scheme of the utility model is realized as follows: a folding fixed table board device, comprising:

[0006] The fixed plate is provided with a bolt on one side;

[0007] The folding mechanism is arranged on one side of the fixed plate, and the folding mechanism is unfolded by cooperating with the fixed plate;

[0008] The fixing mechanism is arranged on one side of the fixed plate, and the fixing mechanism fixes the unfolded folding mechanism by cooperating with the fixed plate.

[0009] Further, the folding mechanism includes a first table board, a first rotating plate, a second table board, a second rotating plate and a hinge, the second rotating plate is fixedly connected to the upper end of the fixed plate, the first rotating plate is rotatably connected to one end of the second rotating plate, the first table board is fixedly connected to one side of the first rotating plate, the hinge is fixedly connected to one end of the first table board, and the second table board is fixedly connected to one end of the hinge.

[0010] Further, the fixing mechanism includes a telescopic component and a rotating component, wherein the rotating component rotates on the second table board to cooperate with the telescopic component, and the telescopic component fixes the folding mechanism by extending to cooperate with the rotating component.

[0011] Further, the telescopic part comprises a first supporting rod, a second supporting rod, a third supporting rod, a butt joint, a first fixing base, a first rotating handle, a second rotating handle, a second fixing base and a circular groove, the first fixing base is fixedly connected on one side of the fixed plate, the first supporting rod is hingedly connected with the first fixing base at the bottom, the second supporting rod is rotatably connected on one side of the first supporting rod, the third supporting rod is rotatably connected on one side of the second supporting rod, the third supporting rod is movably connected with the butt joint at the top, the first rotating handle is fixedly connected on the top of the outer circular surface of the second supporting rod, the second rotating handle is fixedly connected on the top of the outer circular surface of the third supporting rod, the second fixing base is hingedly connected with the top of the butt joint, and the circular groove is formed in the bottom end of the butt joint.

[0012] Further, the rotating part comprises a rotating block, a sliding block, a sliding groove and a sliding block, the sliding block is fixedly connected on the top of the second fixing base, the sliding groove is formed in the top end of the sliding block, the sliding block is slidably connected in the sliding groove of the sliding block, and the rotating block is fixedly connected on the top end of the sliding block.

[0013] Further, the third supporting rod is correspondingly arranged with the circular groove in the top of the butt joint, and the rotating block is rotatably connected with the second table plate.

[0014] Further, the second supporting rod and the third supporting rod are provided with threads, the first supporting rod is provided with a thread groove corresponding to the second supporting rod, and the second supporting rod is provided with a thread groove corresponding to the third supporting rod.

[0015] The utility model has the advantages of the following:

[0016] The folding fixing table plate device can fix the unfolded second table plate by moving the sliding block to rotate the rotating part under the second table plate and cooperating with the telescopic part, so that the unfolded first table plate and the unfolded second table plate can be fixed, the use area of the table plate is increased, and the practicability of the folding fixing table plate device is improved. DRAWINGS

[0017] Figure 1 It is a whole structure schematic view of the utility model;

[0018] Figure 2 It is a first fixing base related position schematic view of the utility model;

[0019] Figure 3 It is a butt joint related position schematic view of the utility model;

[0020] Figure 4 It is a sliding groove related position schematic view of the utility model;

[0021] Figure 5The utility model discloses a sliding block related position schematic diagram. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be apparently and completely described in connection with the drawings in the embodiments of the utility model. Apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor belong to the protection scope of the utility model.

[0023] As Figures 1-5 Indicated, the folding fixed table board device provided by the embodiment mainly includes fixed plate 1, bolt 2, folding mechanism 3 and fixed mechanism 4.

[0024] Fixed plate 1, one side of fixed plate 1 is provided with bolt 2.

[0025] Fixed plate 1 is fixed on the object needed through bolt 2.

[0026] Folding mechanism 3, folding mechanism 3 is arranged at one side of fixed plate 1, and folding mechanism 3 is unfolded through cooperation with fixed plate 1.

[0027] Folding mechanism 3 includes first table board 301, first rotating plate 302, second table board 303, second rotating plate 304 and hinge 305, second rotating plate 304 is fixedly connected to the upper end of fixed plate 1, first rotating plate 302 is rotatably connected to one end of second rotating plate 304, first table board 301 is fixedly connected to one side of first rotating plate 302, hinge 305 is fixedly connected to one end of first table board 301, and second table board 303 is fixedly connected to one end of hinge 305.

[0028] To unfold first table board 301, first table board 301 is unfolded by rotating first rotating plate 302, and first rotating plate 302 and second rotating plate 304 are point-rotated by 90 degrees, second table board 303 is unfolded by rotating 180 degrees through hinge 305 after first table board 301 is unfolded, and second table board 303 is unfolded to be combined with first table board 301 to be the same plane.

[0029] Fixed mechanism 4, fixed mechanism 4 is arranged at one side of fixed plate 1, and fixed mechanism 4 is used for fixing unfolded folding mechanism 3 through cooperation with fixed plate 1.

[0030] Fixed mechanism 4 includes telescopic part and rotating part, wherein the rotating part rotates on second table board 303 to cooperate with telescopic part, and telescopic part is fixed to folding mechanism 3 by extending to cooperate with rotating part.

[0031] The telescopic part comprises a first supporting rod 401, a second supporting rod 402, a third supporting rod 403, a joint 404, a first fixing base 406, a first rotating handle 407, a second rotating handle 408, a second fixing base 409 and a circular groove 410. The first fixing base 406 is fixedly connected to one side of the fixed plate 1. The bottom of the first supporting rod 401 is hingedly connected to the first fixing base 406. The second supporting rod 402 is rotatably connected to one side of the first supporting rod 401. The third supporting rod 403 is rotatably connected to one side of the second supporting rod 402. The top of the third supporting rod 403 is movably connected to the joint 404. The first rotating handle 407 is fixedly connected to the top of the outer circular surface of the second supporting rod 402. The second rotating handle 408 is fixedly connected to the top of the outer circular surface of the third supporting rod 403. The second fixing base 409 is hingedly connected to the top of the joint 404. The circular groove 410 is formed in the bottom end of the joint 404.

[0032] The rotating part comprises a rotating block 405, a sliding block 411, a sliding groove 412 and a sliding block 413. The sliding block 411 is fixedly connected to the top of the second fixing base 409. The sliding groove 412 is formed in the top end of the sliding block 411. The sliding block 413 is slidably connected to the inside of the sliding groove 412 of the sliding block 411. The rotating block 405 is fixedly connected to the top end of the sliding block 413.

[0033] The top of the third supporting rod 403 corresponds to the circular groove 410 of the joint 404. The rotating block 405 is rotatably connected to the second table plate 303.

[0034] The second supporting rod 402 and the third supporting rod 403 are provided with threads. The first supporting rod 401 is provided with a threaded groove corresponding to the second supporting rod 402. The second supporting rod 402 is provided with a threaded groove corresponding to the third supporting rod 403.

[0035] To fix the unfolded first table board 301, the first supporting rod 401 rotates with the first fixing seat 406 as the center, and the first supporting rod 401 drives the second supporting rod 402 and the third supporting rod 403 to rotate, the joint 404 rotates with the second fixing seat 409 as the center, the first supporting rod 401 and the joint 404 rotate to the position that the top of the third supporting rod 403 can be connected with the circular groove 410 on the joint 404, then the second rotating handle 408 on the third supporting rod 403 is used to rotate the third supporting rod 403, the third supporting rod 403 extends from the second supporting rod 402 until the top of the third supporting rod 403 is inserted into the circular groove 410 on the joint 404 and the third supporting rod 403 cannot be rotated any more, and the first table board 301 is fixed; to fix the unfolded second table board 303, the unfolded second table board 303 drives the rotating part to move above the first table board 301 and the second table board 303, then the rotating part is moved below the second table board 303, the sliding block 411 is pushed outwards to the second table board 303, the sliding block 413 on the rotating block 405 is passively slid on the sliding groove 412 on the sliding block 411, the sliding block 413 makes the sliding block 411 not separate from the rotating block 405, the sliding block 411 drives the second fixing seat 409 and the joint 404 to move together, the sliding block 411 completely moves to the second table board 303, and the rotating block 405 cannot be hindered to rotate, the rotating block 405 drives the sliding block 411 to rotate 180 degrees, so that the sliding block 411 moves below the second table board 303, then the sliding block 411 is pushed to move to the second table board 303, the top of the sliding block 411 is attached to the bottom of the second table board 303, then the first supporting rod 401 and the joint 404 are rotated, the top of the third supporting rod 403 can be connected with the circular groove 410 on the joint 404, then the first rotating handle 407 and the second rotating handle 408 are rotated, the second supporting rod 402 and the third supporting rod 403 extend out until the top of the third supporting rod 403 is inserted into the circular groove 410 on the joint 404 and the third supporting rod 403 cannot be rotated any more, and the second table board 303 is fixed.

[0036] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A foldable fixed table board device, characterized in that: a fixed plate (1) is provided with a bolt (2) on one side; a folding mechanism (3) is arranged on one side of the fixed plate (1), and the folding mechanism (3) is unfolded by cooperating with the fixed plate (1); a fixing mechanism (4) is arranged on one side of the fixed plate (1), and the unfolded folding mechanism (3) is fixed by cooperating with the fixed plate (1). The folding mechanism (3) comprises a first table board (301), a first rotating plate (302), a second table board (303), a second rotating plate (304) and a hinge (305), the second rotating plate (304) is fixedly connected to the upper end of the fixed plate (1), the first rotating plate (302) is rotatably connected to one end of the second rotating plate (304), the first table board (301) is fixedly connected to one side of the first rotating plate (302), the hinge (305) is fixedly connected to one end of the first table board (301), and the second table board (303) is fixedly connected to one end of the hinge (305). The fixing mechanism (4) comprises a telescopic part and a rotating part, wherein the rotating part rotates on the second table board (303) to cooperate with the telescopic part, and the telescopic part fixes the folding mechanism (3) by extending to cooperate with the rotating part. The telescopic part comprises a first supporting rod (401), a second supporting rod (402), a third supporting rod (403), a butt joint (404), a first fixed seat (406), a first rotating handle (407), a second rotating handle (408), a second fixed seat (409) and a circular groove (410), the first fixed seat (406) is fixedly connected to one side of the fixed plate (1), the first supporting rod (401) is hingedly connected to the bottom of the first fixed seat (406), the second supporting rod (402) is rotatably connected to one side of the first supporting rod (401), the third supporting rod (403) is rotatably connected to one side of the second supporting rod (402), the third supporting rod (403) is movably connected to the top of the butt joint (404), the first rotating handle (407) is fixedly connected to the top of the outer circular surface of the second supporting rod (402), the second rotating handle (408) is fixedly connected to the top of the outer circular surface of the third supporting rod (403), the second fixed seat (409) is hingedly connected to the top of the butt joint (404), and the circular groove (410) is formed in the bottom end of the butt joint (404).

2. The foldable table board device according to claim 1, wherein: The rotating part comprises a rotating block (405), a sliding block (411), a sliding groove (412) and a sliding block (413), the sliding block (411) is fixedly connected to the top of the second fixed seat (409), the sliding groove (412) is formed in the top end of the sliding block (411), the sliding block (413) is slidingly connected to the inside of the sliding groove (412) of the sliding block (411), and the rotating block (405) is fixedly connected to the top end of the sliding block (413).

3. The foldable table board device according to claim 2, wherein: ​ 4. The foldable table board device according to claim 3, wherein: ​ 5. The foldable table board device according to claim 4, wherein: ​ 6. The foldable table board device according to claim 5, wherein: The top of the third supporting rod (403) corresponds to the upper circular groove (410) of the joint (404), and the rotating block (405) is rotatably connected with the second table board (303).

7. The foldable table board device according to claim 4, wherein: The second supporting rod (402) and the third supporting rod (403) are provided with threads, the first supporting rod (401) is provided with a threaded groove corresponding to the second supporting rod (402), and the second supporting rod (402) is provided with a threaded groove corresponding to the third supporting rod (403).

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