Quickly assembled structure

Abstract

The utility model discloses a quick assembly structure which comprises a first connecting piece and a second connecting piece, the second connecting piece is installed on the first connecting piece through a positioning mechanism and a locking mechanism, the positioning mechanism is used for fixedly installing the second connecting piece on the first connecting piece in advance, and the locking mechanism is used for locking the second connecting piece. The locking mechanism is used for fixing the second connecting piece to the first connecting piece and comprises a first fastening piece and a second fastening piece, the second fastening piece can abut against the second connecting piece, a first external thread is arranged outside the first fastening piece, a second external thread is arranged outside the second fastening piece, an internal threaded hole is formed in the second fastening piece, and an internal thread is arranged in the threaded hole. The second fastening piece is fixed on the first connecting piece through the second external thread and arranged between the first connecting piece and the second connecting piece, the first fastening piece penetrates through the second connecting piece and then is connected with the second fastening piece through matching of the first external thread and the internal thread, and the thread direction of the second external thread is opposite to that of the internal thread. The fastening device is quick to operate, and the first fastening piece and the second fastening piece can be mounted and stabilized only by screwing the first fastening piece.

Description

TECHNICAL FIELD

[0001] The utility model relates to outdoor articles technical field, especially quick assembly structure. BACKGROUND

[0002] The outdoor furniture on the market now mostly adopts different styles of screws and other hardware to connect and fix different parts, and when the parts are connected and fixed with other parts, the number of required screws is more, the assembly is more complicated, and the assembly time is longer; due to manufacturing tolerance, assembly accuracy and other factors, there will be a gap between the parts after being connected and fixed, and there will be shaking during use, which is poor in experience. CONTENT OF THE UTILITY MODEL

[0003] In view of the above problems, the utility model aims at providing a structure with quick assembly and good cooperation stability to solve the problem of complicated assembly of outdoor articles.

[0004] The technical problem solved by the utility model can be realized by the following technical scheme: a quick assembly structure, comprising a first connecting piece and a second connecting piece, the second connecting piece is installed on the first connecting piece through a positioning mechanism and a locking mechanism, the positioning mechanism is used for pre-fixing the second connecting piece on the first connecting piece, the locking mechanism is used for fixing the second connecting piece on the first connecting piece, the locking mechanism comprises a first fastener and a second fastener, the second fastener can be pressed against the second connecting piece, the first fastener is externally provided with a first external thread, the second fastener is externally provided with a second external thread and internally provided with an internal thread hole, the internal thread hole is internally provided with an internal thread, the second fastener is fixed on the first connecting piece through the second external thread and is arranged between the first connecting piece and the second connecting piece, the first fastener is connected with the second fastener by the cooperation of the first external thread and the internal thread after passing through the second connecting piece, and the thread direction of the second external thread and the internal thread is opposite. During assembly, the second fastener is first installed on the first connecting piece, then the second connecting piece is pre-fixed on the first connecting piece through the positioning mechanism, then the first fastener is connected with the second fastener by the cooperation of the first external thread and the internal thread after passing through the second connecting piece, the first fastener and the second fastener are integrated by being tightened, the first fastener is continuously tightened to drive the second fastener to rotate reversely, the second fastener is withdrawn from the first connecting piece and pressed against the second connecting piece, and the assembly gap caused by manufacturing tolerance, assembly accuracy and other factors is overcome; stable and quick assembly between the first fastener and the second fastener is realized; the operation is quick, only the first fastener needs to be screwed, the first fastener and the second fastener are integrated by being tightened, the first fastener is continuously tightened to drive the second fastener to rotate reversely, the second connecting piece is fixed with the second fastener through the first fastener, the second connecting piece is lifted up through the second fastener, the gap between the first connecting piece and the second connecting piece is absorbed, and stable fixation without shaking is realized.

[0005] The positioning mechanism comprises a long row hole arranged on the first connecting piece and a pin shaft nut arranged on the second connecting piece, and the pin shaft nut is clamped into the long row hole.

[0006] One end of the long row hole is large and the other end is small, the large end is an entry end, and the small end is a clamping end.

[0007] The second fastener is a countersunk nut, and a countersunk threaded hole is arranged on the first connecting piece, and the countersunk nut is in threaded connection with the countersunk threaded hole.

[0008] An internal hexagonal counterbore is arranged on the upper end of the countersunk nut, and the internal threaded hole is located below the internal hexagonal counterbore.

[0009] The first fastener is a hand screw.

[0010] The first connecting piece is a baffle, and the second connecting piece is a connecting plate.

[0011] The connecting plate is provided with a through hole, and the first fastener is connected with the second fastener after passing through the through hole.

[0012] The baffle is fixed on the four corners of the lower part of the table plate, and the connecting plate is fixed on the upper end of the connecting leg assembly.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the utility model applies opposite direction threads on the same countersunk nut, and the two are integrated when the hand screw is tightened, the opposite direction external thread is withdrawn when the hand screw is continuously screwed, the countersunk nut abuts against the connecting plate, the table leg and the table plate can be fixed, the number of screws used for assembly is greatly reduced, customers can quickly assemble the product, the assembly experience of the customers is optimized, and the product competitiveness is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is a structural schematic view of the utility model;

[0015] Fig. 2 It is a structural schematic view of the utility model;

[0016] Fig. 3 It is a structural schematic view of the utility model assembly;

[0017] Fig. 4 It is a structural schematic view of the utility model disassembly;

[0018] In the drawing: 1-baffle, 2-countersunk nut, 3-connecting leg assembly, 4-hand screw, 5-table plate, 6-internal hexagonal wrench, 7-connecting plate, 8-pin shaft nut, 9-through hole, 10-long row hole, 11-countersunk threaded hole, 12-internal threaded hole. DETAILED DESCRIPTION

[0019] In order to make the technical means, creation characteristics, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific drawings.

[0020] In the description of the utility model, it should be understood that the orientation or position relationship indicated by the terms "one end", "the other end", "outer side", "upper", "inner side", "horizontal", "coaxial", "central", "end", "length", "outer end" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0021] In combination with the drawings Figs. 1 to 4 The embodiment discloses a kind of structures of quick assembly, including first connecting piece and second connecting piece, second connecting piece is installed on first connecting piece by positioning mechanism and locking mechanism, positioning mechanism is used to second connecting piece pre-fixing installation on first connecting piece, locking mechanism is used to second connecting piece fixed on first connecting piece, locking mechanism includes first fastener and second fastener, second fastener can be against second connecting piece, first fastener is equipped with first outer thread outside, second fastener is equipped with second outer thread outside, internal thread hole 12 is opened inside, internal thread is equipped in internal thread hole 12, second fastener is fixed on first connecting piece by second outer thread, and it is arranged between first connecting piece and second connecting piece, first fastener is connected with second fastener by first outer thread and internal thread cooperation after passing through second connecting piece, and the thread direction of second outer thread and internal thread is opposite.

[0022] When assembling, first, second fastener is installed on first connecting piece, then second connecting piece is pre-fixed and installed on first connecting piece by positioning mechanism, then first fastener is connected with second fastener by first outer thread and internal thread cooperation after passing through second connecting piece, and first fastener is tightened to the second fastener to be integrated, continue to tighten first fastener and drive second fastener reverse rotation, second fastener is withdrawn from first connecting piece, and is against second connecting piece, overcomes the assembly gap due to manufacturing tolerance, assembly accuracy and other factors;Realize the stable and quick assembly between first fastener and second fastener;Operation is fast, only need to rotate first fastener, by tightening first fastener to the second fastener to be integrated, continue to tighten first fastener and drive second fastener reverse rotation, realize the fixation between second connecting piece and second fastener by first fastener, the second connecting piece is lifted by second fastener, absorbs the gap between first connecting piece and second connecting piece, realizes stable fixation, does not shake.

[0023] The positioning mechanism comprises a long hole 10 arranged on the first connecting member and a pin shaft nut 8 arranged on the second connecting member, and the pin shaft nut 8 is clamped into the long hole 10. One end of the long hole 10 is large and the other end is small, the large end is an entering end and the small end is a clamping end. During assembly, the end cap of the pin shaft nut 8 is first inserted into the entering end, and then the pin shaft nut 8 is translated in the long hole 10 to the clamping end, so that the pin shaft nut 8 is clamped into the clamping end, and the connecting leg assembly 3 is connected with the baffle 1.

[0024] The second fastener is a countersunk nut 2, and the first connecting member is provided with a countersunk threaded hole 11, and the countersunk nut 2 is threadedly connected with the countersunk threaded hole 11. The countersunk nut 2 is provided with an internal hexagonal counterbore at the upper end, and the internal threaded hole 12 is located below the internal hexagonal counterbore. When disassembly is needed, a conventional internal hexagonal wrench 5 can be inserted into the internal hexagonal counterbore to drive the countersunk nut 2 to be locked with the baffle 1, so that the gap between the baffle 1 and the connecting plate 7 returns to normal.

[0025] The first connecting member is the baffle 1, and the second connecting member is the connecting plate 7. The connecting plate 7 is provided with a through hole 9, and the first fastener is connected with the second fastener after passing through the through hole 9. The baffle 1 is fixed on the four corners of the lower part of the table plate 5, and the connecting plate 7 is fixed on the upper end of the connecting leg assembly 3.

[0026] The first fastener is a hand screw 3, and when the hand screw 3 is completely locked with the internal threaded hole 12 of the countersunk nut 2, because the direction of the external thread of the countersunk nut 2 is opposite to that of the internal thread, the countersunk nut 2 will be withdrawn from the countersunk threaded hole 11 when the hand screw 3 is continuously screwed, until the upper end of the countersunk nut 2 abuts against the connecting plate 7 on the connecting leg assembly 3, and the connection between the connecting leg assembly 3 and the table plate 5 is completed.

[0027] During assembly, the countersunk nut 2 is first connected with the countersunk threaded hole 11 of the baffle 1, then the pin shaft nut 8 on the connecting plate 7 is inserted into the large end of the long hole 10, and then the connecting plate 7 is translated so that the pin shaft nut 8 is clamped into the small end of the long hole 10, and the connecting leg assembly 3 is connected with the baffle 1, and then the hand screw 3 is inserted through the through hole 9 on the connecting plate 7 and screwed with the internal threaded hole 12 on the countersunk nut 2, and when the hand screw 3 is completely locked with the internal threaded hole 12 of the countersunk nut 2, because the direction of the external thread of the countersunk nut 2 is opposite to that of the internal thread, the countersunk nut 2 will be withdrawn from the countersunk threaded hole 11 when the hand screw 3 is continuously screwed, until the upper end of the countersunk nut 2 abuts against the connecting plate 7 on the connecting leg assembly 3, and the connection between the connecting leg assembly 3 and the table plate 5 is completed. When disassembly is needed, only the hand screw 3 needs to be withdrawn, and then a conventional internal hexagonal wrench 6 (or other tools) is inserted through the through hole 9 and into the internal hexagonal counterbore of the countersunk nut 2, so that the countersunk nut 2 is driven to be locked with the baffle 1, and when the gap between the baffle 1 and the connecting plate 7 returns to normal, the pin shaft nut 8 can be normally withdrawn from the long hole 10, and the connecting leg assembly 3 is separated and disassembled from the table plate 1.

[0028] The utility model greatly reduces the screw number for assembling, thereby enabling customer to assemble product fast, optimizing customer's assembly experience, improve product competitiveness.

[0029] The above is only the preferred embodiment of the utility model, and does not limit the utility model in any form, and any simple modification, equivalent change or modification made to the above embodiment according to the technical principle of the utility model still belongs to the range of the technical scheme of the utility model.

Claims

1. A quick assembly structure comprising a first connecting member and a second connecting member, the second connecting member being mounted on the first connecting member by a positioning mechanism and a locking mechanism, the positioning mechanism being used to pre-fix the second connecting member on the first connecting member, and the locking mechanism being used to fix the second connecting member on the first connecting member, characterized in that: The locking mechanism comprises a first fastener and a second fastener, the second fastener is capable of abutting against the second connecting member, the first fastener is externally provided with a first external thread, the second fastener is externally provided with a second external thread and internally provided with an internally threaded hole (12), the internally threaded hole (12) is internally provided with an internal thread, the second fastener is fixed on the first connecting member through the second external thread and is arranged between the first connecting member and the second connecting member, the first fastener is connected with the second fastener through the first external thread and the internal thread after penetrating through the second connecting member, and the thread direction of the second external thread is opposite to that of the internal thread.

2. A quick assembly structure as claimed in claim 1, wherein: The positioning mechanism comprises a long row hole (10) arranged on the first connecting member and a pin shaft nut (8) arranged on the second connecting member, and the pin shaft nut (8) is clamped into the long row hole (10).

3. A quick assembly structure as claimed in claim 2, wherein: One end of the long row hole (10) is large and the other end is small, the large end is an entry end, and the small end is a clamping end.

4. A quick assembly structure as claimed in claim 1, wherein: The second fastener is a countersunk nut (2), the first connecting member is provided with a countersunk threaded hole (11), and the countersunk nut (2) is threadedly connected with the countersunk threaded hole (11).

5. A quick assembly structure as claimed in claim 4, wherein: The countersunk nut (2) is provided with an internally hexagonal counterbore at the upper end, and the internally threaded hole (12) is located below the internally hexagonal counterbore.

6. A quick assembly structure as claimed in claim 1, wherein: The first fastener is a hand screw (3).

7. A quick assembly structure as claimed in claim 1, wherein: The first connecting member is a baffle (1), and the second connecting member is a connecting plate (7).

8. A quick assembly structure as claimed in claim 7, wherein: The connecting plate (7) is provided with a through hole (9), and the first fastener is connected with the second fastener after penetrating through the through hole (9).

9. A quick assembly structure as claimed in claim 7, wherein: The baffle (1) is fixed on the four corners of the lower part of the table plate (5), and the connecting plate (7) is fixed on the upper end of the connecting leg assembly (3).

Images