Safety screw buckle for fixing automotive trim

Abstract

The utility model discloses a safety type screw buckle for fixing an automotive trim, relates to the technical field of screw buckles, solves the problems that an existing device is poor in attractiveness and low in sealing performance, and adopts the following scheme that a mounting hole is formed in the top face of a connecting piece A. The safety type screw buckle for fixing the automotive trim has the advantages that the mounting hole is formed in the top face of the connecting piece A; through the arrangement of the mounting hole, the nut and the sealing cover, the screw is located in the threaded through hole, the nut and the sealing cover are located in the mounting hole, it is guaranteed that the top face of the device and the top face of the connecting piece A are located on the same plane, the sealing cover can hide the nut and the screw, and the attractiveness is good; the rubber sealing gasket can improve the sealing performance between the nut and the bottom face of the mounting hole, the clamping block B can improve the sealing performance between the nut and the inner wall of the mounting hole, therefore, external rainwater and dust are prevented from entering the threaded through hole, the sealing performance is good, and the service life of the threaded through hole is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to screw buckle technical field, concretely is a safe type car interior fixed screw buckle. BACKGROUND

[0002] In order to guarantee the beautiful appearance of car interior, the fixing of car interior part mostly uses interior hidden buckle to fix, and this fixing mode is complex in structure, and the fixing strength is not firm, also has the fixed interior part with screw, but in the process of car driving, due to the jolt of car, the screw drop situation occurs, and then leads to the security risk of interior part drop.

[0003] Through the search, the application of patent announcement No. CN202718976U discloses a screw buckle connecting device, including screw, clasp, the screw and the clasp are connected through metal connecting piece, the metal connecting piece includes elastic sheet, connecting sheet and the base for fixing the nut of the screw, the base extends upwards and forms two connecting sheets, the connecting sheet reversely bends and extends downwards and forms the elastic sheet, the clasp is transversely sleeved in two connecting sheets, so as to facilitate installation and disassembly, improve the firmness of connection;

[0004] But due to the setting of clasp and metal connecting piece, the clasp is in and the metal connecting piece protrudes from the top surface of the trim panel, thereby leading to the low appearance of trim panel installation, cannot hide the screw and clasp, and at the same time, due to the connection of trim panel and other objects through screw and clasp, rainwater and dust outside the trim panel can easily enter the inside through the gap of screw, low sealing, reduces the service life.

[0005] Therefore, we propose a safe type car interior fixed screw buckle. UTILITY MODEL CONTENTS

[0006] In view of the deficiencies of prior art, the utility model provides a safe type car interior fixed screw buckle, solves the problems of poor appearance and low sealing of the prior art.

[0007] To achieve the above object, the utility model is realized through the following technical scheme: a safe type car interior fixed screw buckle, including connecting piece A, the bottom surface of connecting piece A is equipped with connecting piece B;

[0008] The top surface of connecting piece A is provided with mounting hole, the top surface of connecting piece A and connecting piece B is provided with the threaded hole of opposite position and specification adaptation, the threaded hole is equipped with the screw of specification adaptation, the top surface of screw is fixedly installed with the nut of specification adaptation, the top surface of nut is equipped with the sealing cover of specification adaptation with mounting hole, the top surface of sealing cover and the top surface of connecting piece A are the same plane;

[0009] The top surface of the nut is provided with position-opposed clamping grooves, and a gap is left between the nut and the inner wall of the mounting hole, the bottom surface of the sealing cover is fixedly provided with position-opposed clamping blocks A, the bottom surface of the sealing cover is fixedly provided with clamping blocks B matched with the clamping grooves in specification, the bottom surface of the nut is fixedly provided with a rubber sealing gasket, and the outer wall of the clamping block A is provided with a rubber layer.

[0010] Preferably, the top surface of the nut is provided with position-opposed key grooves, so that the screw can be conveniently rotated into the threaded through hole.

[0011] Preferably, the clamping block A is annular, and the wall thickness of the clamping block A gradually increases from bottom to top, so that the clamping block A can be conveniently clamped into the gap.

[0012] Preferably, the wall thickness of the clamping block B gradually increases from bottom to top, so that the clamping block B can be conveniently clamped into the clamping groove.

[0013] Preferably, the outer wall of the clamping block B is provided with a rubber layer, so that the sealing property and the connecting property between the clamping block B and the clamping groove are improved.

[0014] Preferably, the top surface of the sealing cover is provided with a paint layer, so that the smoothness of the top surface of the sealing cover is improved.

[0015] 1. The safety type screw clasp for fixing automobile interior, through the setting of the mounting hole, the nut and the sealing cover, the screw is located in the threaded through hole, the nut and the sealing cover are located in the mounting hole, the top surface of the device is guaranteed to be coplanar with the top surface of the connecting piece A, the sealing cover can hide the nut and the screw, and the appearance is good.

[0016] 2. Meanwhile, through the setting of the clamping block B and the rubber sealing gasket, the clamping block B is clamped at the gap between the nut and the inner wall of the mounting hole, the rubber sealing gasket can improve the sealing property between the bottom surface of the nut and the mounting hole, and the clamping block B can improve the sealing property between the inner wall of the mounting hole and the nut, so that the rainwater and dust outside are prevented from entering the threaded through hole, the sealing property is good, and the service life is improved. BRIEF DESCRIPTION OF DRAWINGS

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

[0018] Figure 2 It is a structural schematic view of the screw of the utility model;

[0019] Figure 3 It is a structural schematic view of the nut of the utility model;

[0020] Figure 4 It is a structural schematic view of the sealing cover of the utility model.

[0021] In the diagram: 1. Connector A; 2. Connector B; 3. Mounting hole; 4. Threaded through hole; 5. Screw; 6. Nut; 7. Torx groove; 8. Slot; 9. Sealing cap; 10. Locking block A; 11. Locking block B. Detailed Implementation

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0023] Example 1: As Figures 1-4 As shown: The top surface of connector A1 has a mounting hole 3. The top surfaces of connectors A1 and B2 have threaded through holes 4 that are opposite in position and of the same specification. A screw 5 of the same specification is installed in the threaded through hole 4. A nut 6 of the same specification is fixedly installed on the top surface of the screw 5. A sealing cap 9 of the same specification is installed on the top surface of the nut 6. The top surface of the sealing cap 9 is the same as the top surface of connector A1. Through the setting of mounting hole 3, nut 6 and sealing cap 9, screw 5 is located in threaded through hole 4, and nut 6 and sealing cap 9 are located in mounting hole 3, ensuring that the top surface of the device is the same as the top surface of connector A1. The sealing cap 9 can hide nut 6 and screw 5, which is aesthetically pleasing.

[0024] Example 2: Figures 2-4 As shown: The top surface of the nut 6 has a corresponding groove 8. A gap is left between the nut 6 and the inner wall of the mounting hole 3. The bottom surface of the sealing cover 9 is fixedly installed with a matching and corresponding locking block A10. The bottom surface of the sealing cover 9 is fixedly installed with a locking block B11 that matches the size of the groove 8. A rubber sealing gasket is fixedly installed on the bottom surface of the nut 6. A rubber layer is fitted on the outer wall of the locking block A10. Through the setting of the locking block B11 and the rubber sealing gasket, the locking block B11 is locked in the gap between the nut 6 and the inner wall of the mounting hole 3. The rubber sealing gasket can improve the sealing between the bottom surface of the nut 6 and the mounting hole 3. The locking block B11 can improve the sealing between the nut 6 and the inner wall of the mounting hole 3, thereby preventing rainwater and dust from entering the threaded through hole 4. The sealing performance is good, and the service life is improved.

[0025] Example 3: As Figures 2-3 As shown: The top surface of the nut 6 has a corresponding Torx groove 7, which makes it easy to rotate the screw 5 into the threaded through hole 4.

[0026] The working principle and use process of the utility model: when the device needs to work, screw 5 is located in threaded hole 4, nut 6 and sealing cover 9 are located in mounting hole 3, ensure that the top surface of the device and the top surface of connecting piece A1 are the same plane, sealing cover 9 can hide nut 6 and screw 5, good appearance, at the same time, clamping block B11 is clamped in the gap between nut 6 and the inner wall of mounting hole 3, rubber sealing gasket can improve the sealing property between nut 6 and the bottom surface of mounting hole 3, clamping block B11 can improve the sealing property between nut 6 and the inner wall of mounting hole 3, thereby prevent rain and dust from outside into threaded hole 4, good sealing property, improve its service life.

[0027] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above, for those skilled in the art, obviously, the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims rather than the above description, therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0028] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, the description manner of the specification is only for the sake of clarity, those skilled in the art should regard the specification as a whole, the technical solutions in each embodiment can also be combined appropriately to form other embodiments that those skilled in the art can understand.

Claims

1. A safe screw buckle for fixing automotive interior decoration, comprising a connecting piece A (1), the bottom surface of the connecting piece A (1) is equipped with a connecting piece B (2); characterized in that a mounting hole (3) is formed on the top surface of the connecting piece A (1), the top surfaces of the connecting piece A (1) and the connecting piece B (2) are equipped with thread through holes (4) with opposite positions and suitable specifications, a screw (5) with a suitable specification is equipped in the thread through hole (4), a nut (6) with a suitable specification is fixedly installed on the top surface of the screw (5), a sealing cover (9) with a suitable specification is equipped on the top surface of the nut (6), the top surface of the sealing cover (9) is coplanar with the top surface of the connecting piece A (1); a clamping groove (8) is formed on the top surface of the nut (6) with opposite positions, a gap is left between the nut (6) and the inner wall of the mounting hole (3), a clamping block A (10) with a suitable specification and opposite positions is fixedly installed on the bottom surface of the sealing cover (9), a clamping block B (11) with a suitable specification is fixedly installed on the bottom surface of the sealing cover (9), a rubber sealing gasket is fixedly installed on the bottom surface of the nut (6), and a rubber layer is equipped on the outer wall of the clamping block A (10).

2. The safety type screw fastener for fixing interior trim of an automobile according to claim 1, characterized in that: A keyway (7) is formed on the top surface of the nut (6) with opposite positions.

3. The safety screw buckle for fixing interior decoration of an automobile according to claim 1, characterized in that: The clamping block A (10) is annular, and the wall thickness of the clamping block A (10) gradually increases from bottom to top.

4. The safety screw buckle for fixing interior decoration of an automobile according to claim 1, characterized in that: The wall thickness of the clamping block B (11) gradually increases from bottom to top.

5. The safety screw buckle for fixing interior decoration of an automobile according to claim 1, characterized in that: A rubber layer is equipped on the outer wall of the clamping block B (11).

6. The safety screw fastener for fixing interior trim of an automobile according to claim 1, wherein: A paint layer is equipped on the top surface of the sealing cover (9).

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