Combined fastener

Abstract

The utility model discloses a combined fastener, which relates to the technical field of fasteners, and comprises a fixing piece main body piece and a fixing piece auxiliary piece, one side of the fixing piece main body piece comprises a fixing disc, a fixing limiting groove is arranged in the fixing disc, a main body connecting hole is arranged on the middle surface of the fixing disc, and the fixing limiting groove is arranged in the main body connecting hole. Auxiliary fixing holes are formed in the surface of the fixing disc. A plug pin disc is inserted into a fixing limiting groove, a main body connecting hole is aligned with a fixing buckle groove, a fastening butt-joint piece and a butt-joint fixing screw are connected, first-step connection is carried out, at the moment, a fixing piece auxiliary piece can rotate by an angle, and the auxiliary piece can rotate by different angles according to actual needs; in the second step, final connection is carried out through aligned connection of the auxiliary fixing grooves and the auxiliary fixing holes, in the third step, the fixing part main body part is directly fixed through the first independent fixing holes, and meanwhile, the fixing part auxiliary part is fixed through the second independent fixing holes.

Description

Technical Field

[0001] The utility model relates to the technical field of fasteners, in particular to a combined fastener. Background Art

[0002] At present, fasteners are a kind of mechanical parts used for fastening and connection and are widely used. Fasteners usually include the following types, such as bolts, studs, screws, screws, nuts, etc. Bolts are commonly used fasteners and are widely used in various fields. In order to enhance the fastening effect of bolts, bolts are usually used in conjunction with washers. Traditional washers are usually in the shape of flat circular rings. They are placed between the support surface of the bolt and the surface of the connecting part, thereby increasing the contact area between the support surface and the surface of the connecting part. However, traditional combination fasteners cannot be used in groups and can only be used individually for fixing, so that only a fixed angle can be used for a specified fixing effect, reducing the flexibility of the fixed connection. Utility Model Content

[0003] The purpose of the utility model is to provide a combined fastener.

[0004] To solve the above technical problems, the utility model provides the following technical solutions: a combined fastener, comprising a fixing member main body and a fixing member auxiliary member, one side of the fixing member main body comprises a fixing disc, a fixing limit groove is opened inside the fixing disc, a main connecting hole is opened on the middle surface of the fixing disc, an auxiliary fixing hole is opened on the surface of the fixing disc, a first independent fixing hole is opened on the tail surface of one side of the fixing member main body, the fixing member auxiliary member comprises a latch disc, a fixing buckle groove is opened in the middle of the surface of the latch disc, an auxiliary fixing groove is opened on the top surface of the latch disc, a second independent fixing hole is opened on the tail surface of one side of the fixing member auxiliary member, a fastening docking member is detachably installed inside the fixing buckle groove, a connecting threaded hole is opened inside the bottom end of the fastening docking member, and a docking fixing screw is detachably installed on the bottom end of one side of the fastening docking member.

[0005] Preferably, the connection relationship between the latch disk and the fixed limiting groove is a movable snap connection, and the cross-sectional diameter of the fixed buckle groove is the same as the cross-sectional diameter of the auxiliary fixing groove.

[0006] Preferably, the number of the auxiliary fixing grooves and the number of the auxiliary fixing holes are the same, and the positions of the auxiliary fixing grooves and the auxiliary fixing holes correspond one to one.

[0007] Preferably, the connection between the fastening docking piece and the docking fixing screw is a threaded connection, the connection between the fastening docking piece and the fixing buckle groove is a movable snap connection, and the connection between the fastening docking piece and the main body connecting hole is a movable snap connection.

[0008] Preferably, a buffer cabin is provided at the inner bottom end of the fixed limiting groove, a buffer spring is fixedly connected to the inner bottom end of the buffer cabin, and a buffer pad is fixedly connected to the top end of one side of the buffer spring.

[0009] Preferably, the connection relationship between the buffer pad and the latch disk is a compression contact connection.

[0010] Preferably, docking auxiliary connecting plates are fixedly installed on the two side edges of the fixing body, a fixing groove is provided on the surface of the fixing plate, a fixing screw is detachably installed inside the fixing groove, a snap-on expansion groove is provided on the top edge of the tail of one side of the fixing body, and a connecting hole groove is provided inside the snap-on expansion groove.

[0011] Preferably, the connection relationship between the docking auxiliary connecting plate and the snap expansion slot is a movable snap connection, the connection relationship between the fixing screw and the docking auxiliary connecting plate is a threaded connection, and the connection relationship between the fixing screw and the connecting hole slot is a threaded connection.

[0012] Compared with the related art, the combined fastener provided by the utility model has the following beneficial effects:

[0013] 1. The utility model provides a combined fastener, which is connected in the first step by arranging a latch disk to be inserted into the interior of a fixed limit groove, aligning the main connecting hole with the fixed buckle groove, and connecting the fastening docking piece with the docking fixing screw. At this time, the auxiliary part of the fixing piece can be rotated at different angles according to actual needs. In the second step, the auxiliary fixing groove and the auxiliary fixing hole are aligned to make the final connection. The third step is to fix the main part of the fixing piece directly through the first independent fixing hole, and at the same time, the auxiliary part of the fixing piece can be fixed by using the second independent fixing hole.

[0014] 2. The utility model provides a combined fastener, which has docking auxiliary connecting plates on both sides of the fixing body, and a snap-on expansion slot is provided on the surface of one side of the bottom end of the fixing body. The auxiliary fixing slot and the snap-on expansion slot are docked and fastened by docking the connecting hole slot and the fixing slot. Multiple fixing body parts can be docked and connected to each other, and multi-angle splicing installation can be realized again, which further improves the installation diversity of the device and facilitates the replacement effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the device of the utility model when it is disassembled from the bottom;

[0017] Figure 3This is a schematic diagram of the internal cross-sectional view of the main body of the fixing member of the utility model;

[0018] Figure 4 It is a schematic diagram of a plurality of combined installation structures of the fixing main body parts of the utility model.

[0019] Numbers in the figure: 1. Main part of the fixing part; 2. Auxiliary part of the fixing part; 3. Fixing disc; 4. Fixed limiting groove; 5. Main connecting hole; 6. Auxiliary fixing hole; 7. First independent fixing hole; 8. Pin disc; 9. Fixing buckle groove; 10. Auxiliary fixing groove; 11. Second independent fixing hole; 12. Fastening docking part; 13. Connecting threaded hole; 14. Docking fixing screw; 15. Buffer cabin; 16. Buffer spring; 17. Buffer pad; 18. Docking auxiliary connecting disc; 19. Fixing groove; 20. Fixing screw; 21. Buckle expansion slot; 22. Connecting hole slot. DETAILED DESCRIPTION

[0020] Embodiment 1:

[0021] See also Figure 1-4 The utility model provides a technical solution: a combined fastener, including a fixing member main body 1 and a fixing member auxiliary member 2, one side of the fixing member main body 1 includes a fixing disc 3, a fixing limit groove 4 is opened inside the fixing disc 3, a main connecting hole 5 is opened on the middle surface of the fixing disc 3, an auxiliary fixing hole 6 is opened on the surface of the fixing disc 3, a first independent fixing hole 7 is opened on the tail surface of one side of the fixing member main body 1, the fixing member auxiliary member 2 includes a latch disc 8, a fixing buckle groove 9 is opened in the middle of the surface of the latch disc 8, an auxiliary fixing groove 10 is opened on the top surface of the latch disc 8, a second independent fixing hole 11 is opened on the tail surface of one side of the fixing member auxiliary member 2, and the inside of the fixing buckle groove 9 can be A fastening docking piece 12 is removably installed, and a connecting threaded hole 13 is opened inside the bottom end of the fastening docking piece 12. A docking fixing screw 14 is removably installed at the bottom end of one side of the fastening docking piece 12. The connection relationship between the latch disk 8 and the fixed limiting groove 4 is a movable snap connection. The cross-sectional diameter of the fixed snap groove 9 is the same as the cross-sectional diameter of the auxiliary fixing groove 10. The number of auxiliary fixing grooves 10 and auxiliary fixing holes 6 is the same. The positions of the auxiliary fixing grooves 10 and the auxiliary fixing holes 6 correspond one to one. The connection relationship between the fastening docking piece 12 and the docking fixing screw 14 is a threaded connection. The connection relationship between the fastening docking piece 12 and the fixed snap groove 9 is a movable snap connection. The connection relationship between the fastening docking piece 12 and the main connecting hole 5 is a movable snap connection.

[0022] In the implementation scheme, the first step of connection is performed by setting a latch disk 8 to be inserted into the interior of the fixed limit groove 4, aligning the main connecting hole 5 and the fixed buckle groove 9, and connecting the fastening docking piece 12 and the docking fixing screw 14. At this time, the fixing auxiliary part 2 can be rotated at different angles according to actual needs. The second step is to align and connect the auxiliary fixing groove 10 and the auxiliary fixing hole 6 to perform the final connection. The third part is to directly fix the fixing main part 1 through the first independent fixing hole 7, and at the same time use the second independent fixing hole 11 to fix the fixing auxiliary part 2.

[0023] Embodiment 2:

[0024] See also Figure 1-4 The utility model provides a technical solution: a combined fastener, including a buffer cabin 15 provided at the inner bottom end of a fixed limiting groove 4, a buffer spring 16 fixedly connected to the inner bottom end of the buffer cabin 15, a buffer pad 17 fixedly connected to the top end of one side of the buffer spring 16, the connection relationship between the buffer pad 17 and the latch disc 8 is an extrusion contact connection, and a docking auxiliary connecting disk 18 is fixedly installed on the two side edges of the fixing body 1, a fixing groove 19 is provided on the surface of the docking auxiliary connecting disk 18, a fixing screw 20 is detachably installed inside the fixing groove 19, a buckle expansion slot 21 is provided at the top end edge of one side of the tail of the fixing body 1, a connecting hole slot 22 is provided inside the buckle expansion slot 21, the connection relationship between the docking auxiliary connecting disk 18 and the buckle expansion slot 21 is an active buckle connection, the connection relationship between the fixing screw 20 and the docking auxiliary connecting disk 18 is a threaded connection, and the connection relationship between the fixing screw 20 and the connecting hole slot 22 is a threaded connection.

[0025] In the implementation scheme, auxiliary connecting plates 18 are provided on both sides of the fixing body 1, and a snap expansion slot 21 is provided on the surface of one side of the bottom end of the fixing body 1. Through the docking snaps of the auxiliary fixing slot 10 and the snap expansion slot 21, and through the docking of the connecting hole slot 22 and the fixing slot 19, multiple fixing body parts 1 can be docked and connected to each other, and multi-angle splicing installation can be realized again, which further improves the installation diversity of the device and facilitates the replacement effect.

[0026] Working principle:

[0027] The first step of connection is performed by inserting the latch disk 8 into the interior of the fixed limit groove 4, aligning the main connecting hole 5 with the fixed buckle groove 9, and connecting the fastening docking piece 12 with the docking fixing screw 14. At this time, the fixing auxiliary piece 2 can rotate at different angles according to actual needs. The second step is to align and connect the auxiliary fixing groove 10 with the auxiliary fixing hole 6 to perform the final connection. The third step is to directly fix the fixing main piece 1 through the first independent fixing hole 7, and at the same time, use the second independent fixing hole 11 to fix the fixing auxiliary piece 2.

[0028] The butt fastening of the butt fastening member 12 and the butt fastening screw 14 is completed by directly installing the butt fastening screw 14 into the inside of the connecting threaded hole 13. A buffer pad 17 is arranged inside the fixing member main member 1. The buffer pad 17 can reduce the impact damage problem of the connection between the fixing member main member 1 and the fixing member auxiliary member 2, thereby improving the service life of the fixing member main member 1 and the fixing member auxiliary member 2.

[0029] By providing docking auxiliary connecting plates 18 on both sides of the fixing body 1, and providing a snap expansion slot 21 on the surface of one side of the bottom end of the fixing body 1, the auxiliary fixing slot 10 and the snap expansion slot 21 are docked and fastened by docking the connecting hole slot 22 and the fixing slot 19. A plurality of fixing body 1s can be docked and connected to each other, thereby realizing multi-angle splicing installation again, further improving the installation diversity of the device, and facilitating replacement.

Claims

1. A combined fastener, comprising a fixing member main part (1) and a fixing member auxiliary part (2), wherein one side of the fixing member main part (1) comprises a fixing disc (3), characterized in that: The fixing disc (3) is provided with a fixing limit groove (4) inside, the fixing disc (3) is provided with a main connecting hole (5) in the middle surface, the fixing disc (3) is provided with an auxiliary fixing hole (6) on the surface, the fixing disc (3) is provided with a first independent fixing hole (7) on the tail surface of one side of the fixing part main part (1), the fixing part auxiliary part (2) comprises a latch disc (8), a fixing buckle groove (9) is provided in the middle of the surface of the latch disc (8), an auxiliary fixing groove (10) is provided on the top surface of the latch disc (8), a second independent fixing hole (11) is provided on the tail surface of one side of the fixing part auxiliary part (2), a fastening docking part (12) is detachably installed inside the fixing buckle groove (9), a connecting threaded hole (13) is provided inside the bottom end of the fastening docking part (12), and a docking fixing screw (14) is detachably installed on the bottom end of one side of the fastening docking part (12).

2. A combined fastener according to claim 1, characterized in that: The connection relationship between the latch disk (8) and the fixed limiting groove (4) is a movable snap connection, and the cross-sectional diameter of the fixed buckle groove (9) is the same as the cross-sectional diameter of the auxiliary fixing groove (10).

3. A combined fastener according to claim 1, characterized in that: The number of the auxiliary fixing grooves (10) and the number of the auxiliary fixing holes (6) are the same, and the positions of the auxiliary fixing grooves (10) and the auxiliary fixing holes (6) correspond one to one.

4. A combined fastener according to claim 1, characterized in that: The connection relationship between the fastening docking piece (12) and the docking fixing screw (14) is a threaded connection, the connection relationship between the fastening docking piece (12) and the fixing buckle groove (9) is a movable clamping connection, and the connection relationship between the fastening docking piece (12) and the main body connecting hole (5) is a movable clamping connection.

5. A combined fastener according to claim 1, characterized in that: A buffer chamber (15) is provided at the inner bottom end of the fixed limiting groove (4), a buffer spring (16) is fixedly connected to the inner bottom end of the buffer chamber (15), and a buffer pad (17) is fixedly connected to the top end of one side of the buffer spring (16).

6. A combined fastener according to claim 5, characterized in that: The connection relationship between the buffer pad (17) and the latch disc (8) is a compression contact connection.

7. A combined fastener according to claim 1, characterized in that: The two side edges of the fixing member main body (1) are fixedly mounted with docking auxiliary connection plates (18), the surface of the docking auxiliary connection plates (18) is provided with a fixing groove (19), the interior of the fixing groove (19) is detachably mounted with a fixing screw (20), and the top edge of the rear end of one side of the fixing member main body (1) is provided with a snap-on expansion groove (21), and the interior of the snap-on expansion groove (21) is provided with a connecting hole groove (22).

8. A combined fastener according to claim 7, characterized in that: The connection relationship between the docking auxiliary connection plate (18) and the buckle expansion slot (21) is a movable clamping connection, the connection relationship between the fixing screw (20) and the docking auxiliary connection plate (18) is a threaded connection, and the connection relationship between the fixing screw (20) and the connection hole slot (22) is a threaded connection.

Images