CN210184923U - Multifunctional rotary dining table frame - Google Patents

Abstract

The utility model relates to a multifunctional rotary dining table frame, which comprises a dining table frame, a rotating disc, a fixed sleeve, supporting legs and a rotary sleeve; four support legs are arranged and welded on the lower end face of the dining table frame; the dining table frame is a square frame formed by welding square pipes, and is welded at the upper ends of the four supporting legs; the rotating disc is arranged at the upper ends of the connecting reinforcing ribs and the fixed sleeve, and the lower end of the rotating disc is connected with the four rotating rods through bolts; the rotating shaft is welded at the lower end of the central position of the rotating disc; the rotating sleeve is sleeved outside the tapered roller bearing and arranged at the lower end of the rotating disc, and a limiting jackscrew penetrates through the fixed sleeve and is jacked in an annular groove in the rotating sleeve; the utility model discloses device reasonable in design, appearance circular arc are comfortable, and the dining table can realize becoming the function of length, shortening, can realize accurate regulation, makes the dining table mesa more stable, can not wave, plays locking effect, and the locking of being convenient for simultaneously is fixed.

Description

Multifunctional rotary dining table frame

Technical Field

The utility model relates to the technical field of dining tables, in particular to a multifunctional rotary dining table frame.

Background

The dining table top plate is placed on the rotary table with a fixed size on most existing dining tables, the fixed rotary table is carried and installed, time and labor are wasted, some adjustable rotary tables exist, adjustment is inconvenient, the dining table top is unstable after adjustment and installation, shaking can be generated, and locking after adjustment cannot be achieved without a locking mechanism after adjustment of a general fixed support.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a multi-functional rotatory dining table frame to it is inconvenient to put forward the regulation in solving above-mentioned background art, and the dining table mesa is unstable after adjusting the installation, can produce and wave, and the problem of the locking after the regulation has not been realized to the way simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: a multifunctional rotary dining table frame comprises a dining table frame, a fixing piece, a first guide rail, a fixing pipe, a second guide rail, a connecting reinforcing rib, a movable adjusting frame, a limiting pull rod, a lock pin, a rotating disc, a fixing sleeve, a supporting leg, a limiting groove, a fixing groove, a limiting bulge, a rotary sleeve, a rotating shaft, an annular groove, a limiting jackscrew, a nut, a gasket, a bolt, a conical roller bearing, an external thread, a threaded hole, a screw sleeve, a pull lock and a rotary lock; four support legs are arranged and welded on the lower end face of the dining table frame; the dining table frame is a square frame formed by welding square pipes, and is welded at the upper ends of the four supporting legs; the two fixed pipes are welded at the upper end surface and the lower end surface of the dining table frame; the first guide rail is fixedly arranged on the inner side wall of the fixed pipe; the second guide rail is fixedly arranged on the outer side wall of the fixed pipe, and a plurality of second guide rails are arranged in the first guide rail; four connecting reinforcing ribs are arranged and welded on the side frame of the dining table frame; the fixed sleeve is a circular cylinder and is welded among the four connecting reinforcing ribs; the fixed plate is welded on the inner side wall of the center of the movable adjusting frame, and a through hole is formed in the center of the fixed plate; the rotating disc is arranged at the upper ends of the connecting reinforcing ribs and the fixed sleeve, and the lower end of the rotating disc is connected with the four rotating rods through bolts; one end of the limiting pull rod is arranged at the upper end of the fixing piece through a pin, and the other end of the limiting pull rod is arranged at the upper end of a rotating rod at the lower end of the rotating disc; the rotating shaft is welded at the lower end of the central position of the rotating disc; the tapered roller bearing is arranged at the lower end of the rotating shaft; the nut is screwed at the lower end of the rotating shaft and is arranged below the tapered roller bearing; the rotating sleeve is sleeved outside the tapered roller bearing and arranged at the lower end of the rotating disc, and a limiting jackscrew penetrates through the fixed sleeve and is jacked in an annular groove in the rotating sleeve; the wire sleeve is welded in the end wall of the movable adjusting frame.

As a further aspect of the present invention: the fixed pipe is set to be an F-shaped modeling pipe, the F-shaped head is arranged on the outer side during welding, a fixed groove is arranged at the F-shaped head, a limiting bulge is arranged at the right side of the fixed groove, and the limiting bulge is a trapezoidal slope.

As a further aspect of the present invention: and a plurality of limiting grooves are formed in the second guide rail.

As a further aspect of the present invention: the movable adjusting frames are provided with two frames which are arranged into a U shape, the arc of the U-shaped design appearance is comfortable, and the movable adjusting frames are arranged between the first guide rail and the second guide rail and can slide on the first guide rail and the second guide rail.

As a further aspect of the present invention: the rotating shaft is characterized in that the upper end shaft is an optical shaft, the lower end shaft is provided with an external thread, and the lower end shaft is provided with a threaded hole.

As a further aspect of the present invention: the gasket sets up at the nut lower extreme, adopts the bolt to revolve to twist and sets up and realize the nonrotatable of axis of rotation in the screw hole.

As a further aspect of the present invention: and an annular groove is formed in the outer side wall of the rotating sleeve.

As a further aspect of the present invention: the lockpin sets up in silk sleeve, and the mode that the lockpin realizes locking has two kinds, one: with the pull lock through silk sleeve setting in spacing protruding left side and spacing groove, spacing arch is trapezoidal slope, can realize removing the pull location of alignment jig, two: the rotary lock penetrates through the screw sleeve to be screwed in the fixing groove and the limiting groove, so that the rotary positioning of the movable adjusting frame can be realized.

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

the dining table is installed according to the installation positions of the components, the position of the movable adjusting frame is drawn and moved according to the size of the dining table panel when the dining table is used, the movable adjusting frame slides on the first guide rail and the second guide rail, and the dining table is unfolded and folded through adjustment of the movable adjusting frame, so that the dining table is lengthened and shortened; when the precision adjustment is needed, the rotating shaft is rotated to achieve ideal precision through the external thread of the shaft and the tapered roller bearing, and the rotating shaft is fixed after adjustment, so that the table top of the dining table is more stable and cannot shake; the lockpin realizes that locking removes alignment jig, and the mode has two kinds, one: with the pull lock through silk sleeve setting in spacing protruding left side and spacing groove, can realize removing the pull location of alignment jig, two: the rotary lock penetrates through the screw sleeve and is arranged in the fixed groove and the limiting groove in a screwing mode, so that the rotary positioning of the movable adjusting frame can be achieved; the device reasonable in design, appearance circular arc are comfortable, and the dining table can realize lengthening, the function that shortens, can realize accurate regulation, makes the dining table mesa more stable, can not wave, plays locking effect, and the locking of being convenient for simultaneously is fixed.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of an adjustable frame according to the present invention;

FIG. 3 is a front view of the device of the present invention;

fig. 4 is a schematic structural view of the guide rail of the present invention;

FIG. 5 is a front view of the fixing tube of the present invention;

FIG. 6 is a schematic view of the connection structure of the rotary disk with the fixed sleeve and the rotary sleeve according to the present invention;

fig. 7 is a schematic structural view of the rotating shaft of the present invention;

fig. 8 is a schematic structural view of the middle drawer type lock of the present invention;

fig. 9 is a schematic view of the structure of the rotation lock of the present invention;

fig. 10 is a side sectional view of the fixing tube according to the present invention;

FIG. 11 is the schematic structural diagram of the frame metal plate in the middle dining table frame of the present invention

In the reference symbols: 1. a dining table frame; 2. a fixing sheet; 3. a first guide rail; 4. a fixed tube; 5. a second guide rail; 6. connecting reinforcing ribs; 7. moving the adjusting frame; 8. a limiting pull rod; 9. a lock pin; 10. rotating the disc; 11. fixing the sleeve; 12. a support leg; 13. a limiting groove; 14. fixing grooves; 15. a limiting bulge; 16. rotating the sleeve; 17. a rotating shaft; 18. an annular groove; 19. limiting jackscrews; 20. a nut; 21. a gasket; 22. a bolt; 23. a tapered roller bearing; 24. an external thread; 25. a threaded hole; 26. a wire sleeve; 27. pulling the lock; 28. the lock is rotated.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 11, a multifunctional rotating dining table frame according to an embodiment of the present invention includes a dining table frame 1, a fixing plate 2, a first guide rail 3, a fixing tube 4, a second guide rail 5, a connecting reinforcing rib 6, a movable adjusting frame 7, a limiting pull rod 8, a lock pin 9, a rotating disc 10, a fixing sleeve 11, a support leg 12, a limiting groove 13, a fixing groove 14, a limiting protrusion 15, a rotating sleeve 16, a rotating shaft 17, an annular groove 18, a limiting jackscrew 19, a nut 20, a gasket 21, a bolt 22, a tapered roller bearing 23, an external thread 24, a threaded hole 25, a thread sleeve 26, a pull lock 27, and a rotating lock 28; four support legs 12 are arranged and welded on the lower end surface of the dining table frame 1, and the support legs 12 have a supporting function; the dining table frame 1 is a square frame formed by welding square pipes, and the dining table frame 1 is welded at the upper ends of the four supporting legs 12; the two fixed pipes 4 are welded on the upper end surface and the lower end surface of the dining table frame 1, the fixed pipes 4 are F-shaped forming pipes, the F-shaped heads are outward in welding, the fixed grooves 14 are formed in the F-shaped heads, the limiting bulges 15 are arranged along the right sides of the fixed grooves 14, and the limiting bulges 15 form trapezoidal slopes; the first guide rail 3 is fixedly arranged on the inner side wall of the fixed pipe 4; the second guide rail 5 is fixedly arranged on the outer side wall of the fixed pipe 4, and a plurality of limiting grooves 13 are formed in the second guide rail 5; the two movable adjusting frames 7 are arranged to form a U-shaped frame, the U-shaped frame is comfortable in design appearance arc, the movable adjusting frames 7 are arranged between the first guide rail 3 and the second guide rail 5 and can slide on the first guide rail 3 and the second guide rail 5, and the dining table can be unfolded and folded by adjusting the movable adjusting frames 7, so that the dining table can be lengthened and shortened; four connecting reinforcing ribs 6 are arranged and welded on the side frame of the dining table frame 1; the fixed sleeve 11 is a circular cylinder and is welded among the four connecting reinforcing ribs 6; the fixed plate 2 is welded on the inner side wall of the center of the movable adjusting frame 7, and a through hole is formed in the center of the fixed plate 2; the rotating disc 10 is arranged at the upper ends of the connecting reinforcing ribs 6 and the fixed sleeve 11, and the lower end of the rotating disc 10 is connected with four rotating rods through bolts; one end of a limiting pull rod 8 is arranged at the upper end of the fixing plate 2 through a pin, the other end of the limiting pull rod is arranged at the upper end of a rotating rod at the lower end of the rotating disc 10, the two movable adjusting frames 7 are driven to move for adjustment when the rotating disc 10 rotates through the limiting pull rod 8, and meanwhile the limiting pull rod 8 can ensure that the moving distances of the two movable adjusting frames 7 are consistent; the rotating shaft 17 is welded at the lower end of the central position of the rotating disc 10, the upper end shaft of the rotating shaft 17 is an optical shaft, the lower end shaft is provided with an external thread 24, and a threaded hole 25 is formed in the lower end shaft; the tapered roller bearing 23 is provided at the lower end of the rotating shaft 17; the nut 20 is screwed at the lower end of the rotating shaft 17 and arranged below the tapered roller bearing 23, and the tapered roller bearing 23 is locked through the nut 20; the gasket 21 is arranged at the lower end of the nut 20 and is screwed in the threaded hole 25 by the bolt 22 to realize the non-rotation of the rotating shaft 17, so that the table top of the dining table is more stable and cannot shake; the rotating sleeve 16 is sleeved outside the tapered roller bearing 23 and is arranged at the lower end of the rotating disc 10, an annular groove 18 is formed in the outer side wall of the rotating sleeve 16, and a limiting jackscrew 19 penetrates through the fixed sleeve 11 and is jacked in the annular groove 18 in the rotating sleeve 16, so that the rotating sleeve 16 can be fixed; the wire sleeve 26 is welded in the end wall of the movable adjusting frame 7; the locking pin 9 is arranged in the wire sleeve 26, and the locking pin 9 can realize locking in two ways, one is that: with the pull-out lock 27 through silk sleeve 26 setting in spacing protruding 15 left side and spacing groove 13, spacing protruding 15 is trapezoidal slope, has and blocks limiting displacement, can realize the pull location of removal alignment jig 7, two: the rotary lock 28 is screwed into the fixing groove 14 and the limiting groove 13 through the wire sleeve 26, so that the rotary positioning of the movable adjusting bracket 7 can be realized.

The working process is as follows: the dining table is installed according to the installation positions of the components, the position of the movable adjusting frame 7 is drawn and moved according to the size of the dining table panel when the dining table is used, the movable adjusting frame 7 slides on the first guide rail 3 and the second guide rail 5, and the dining table is unfolded and folded through adjustment of the movable adjusting frame 7, so that the dining table is lengthened and shortened; when accurate adjustment is needed, the rotating shaft 17 is rotated to an ideal accuracy through the external thread 24 of the shaft and the tapered roller bearing 23, and the table top of the dining table is more stable and cannot swing after being adjusted and fixed; the lockpin 9 realizes locking and moving the adjusting bracket 7, and the modes include two, one: with the pull-out lock 27 through silk sleeve 26 setting in spacing protruding 15 left side and spacing groove 13, can realize removing the pull location of alignment jig 7, two: the rotary lock 28 is screwed into the fixing groove 14 and the limiting groove 13 through the wire sleeve 26, so that the rotary positioning of the movable adjusting bracket 7 can be realized.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. A multifunctional rotary dining table frame is characterized in that: the dining table comprises a dining table frame (1), a fixing piece (2), a first guide rail (3), a fixing pipe (4), a second guide rail (5), a connecting reinforcing rib (6), a movable adjusting frame (7), a limiting pull rod (8), a lock pin (9), a rotating disc (10), a fixing sleeve (11), a support leg (12), a limiting groove (13), a fixing groove (14), a limiting protrusion (15), a rotating sleeve (16), a rotating shaft (17), an annular groove (18), a limiting jackscrew (19), a nut (20), a gasket (21), a bolt (22), a conical roller bearing (23), an external thread (24), a threaded hole (25), a thread sleeve (26), a drawing lock (27) and a rotating lock (28); four support legs (12) are arranged and welded on the lower end face of the dining table frame (1); the dining table frame (1) is a square frame formed by welding square pipes, and the dining table frame (1) is welded at the upper ends of the four supporting legs (12); the two fixing pipes (4) are welded on the upper end surface and the lower end surface of the dining table frame (1); the first guide rail (3) is fixedly arranged on the inner side wall of the fixed pipe (4); the second guide rail (5) is fixedly arranged on the outer side wall of the fixed pipe (4); four connecting reinforcing ribs (6) are arranged and welded on the side frame of the dining table frame (1); the fixed sleeve (11) is a circular cylinder and is welded among the four connecting reinforcing ribs (6); the fixed plate (2) is welded on the inner side wall of the center of the movable adjusting frame (7), and a through hole is formed in the center of the fixed plate (2); the rotating disc (10) is arranged at the upper ends of the connecting reinforcing ribs (6) and the fixed sleeve (11), and the lower end of the rotating disc (10) is connected with the four rotating rods through bolts; one end of the limiting pull rod (8) is arranged at the upper end of the fixed plate (2) through a pin, and the other end of the limiting pull rod is arranged at the upper end of a rotating rod at the lower end of the rotating disc (10); the rotating shaft (17) is welded at the lower end of the central position of the rotating disc (10); the tapered roller bearing (23) is arranged at the lower end of the rotating shaft (17); the nut (20) is screwed at the lower end of the rotating shaft (17) and is arranged below the tapered roller bearing (23); the rotating sleeve (16) is sleeved outside the tapered roller bearing (23) and arranged at the lower end of the rotating disc (10), and a limiting jackscrew (19) penetrates through the fixed sleeve (11) and is jacked in an annular groove (18) in the rotating sleeve (16); the wire sleeve (26) is welded in the end wall of the movable adjusting frame (7).

2. The multifunctional rotary dining table rack according to claim 1, wherein: the fixing pipe (4) is arranged to be an F-shaped forming pipe, the F-shaped head is arranged on the outer side during welding, a fixing groove (14) is formed in the F-shaped head, a limiting protrusion (15) is arranged on the right side of the fixing groove (14), and the limiting protrusion (15) is a trapezoidal slope.

3. The multifunctional rotary dining table rack according to claim 1, wherein: a plurality of limiting grooves (13) are arranged in the second guide rail (5).

4. The multifunctional rotary dining table rack according to claim 1, wherein: the movable adjusting frames (7) are two and are arranged into a U-shaped frame, the U-shaped frame is comfortable in design appearance arc, and the movable adjusting frames (7) are arranged between the first guide rail (3) and the second guide rail (5) and can slide on the first guide rail (3) and the second guide rail (5).

5. The multifunctional rotary dining table rack according to claim 1, wherein: the upper end shaft of the rotating shaft (17) is an optical axis, the lower end shaft is provided with an external thread (24), and the lower end shaft is provided with a threaded hole (25).

6. The multifunctional rotary dining table rack according to claim 1, wherein: the gasket (21) is arranged at the lower end of the nut (20), and the rotating shaft (17) is fixed in the threaded hole (25) by screwing the bolt (22).

7. The multifunctional rotary dining table rack according to claim 1, wherein: an annular groove (18) is arranged in the outer side wall of the rotating sleeve (16).

8. The multifunctional rotary dining table rack according to claim 1, wherein: the lock pin (9) is arranged in the wire sleeve (26), and the lock pin (9) realizes locking in two ways, namely: with pull-out lock (27) through silk sleeve (26) set up in spacing protruding (15) left side and spacing groove (13), spacing protruding (15) are trapezoidal slope, can realize removing the pull location of alignment jig (7), two: the rotary lock (28) penetrates through the wire sleeve (26) and is arranged in the fixing groove (14) and the limiting groove (13) in a screwing mode, and rotary positioning of the movable adjusting frame (7) can be achieved.

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