Sealing spring nut assembly

Abstract

The utility model provides a sealing spring nut assembly which comprises a nut block, a spring fixing piece, a sealing cover and a sealing lower cover, a reset spring is fixed at the lower end of the spring fixing piece, a plurality of positioning slots are formed in the upper end of the spring fixing piece, the sealing cover is sleeved outside the nut block, and a plurality of internal thread positioning blocks are welded at the lower end of the nut block. The inner screw positioning blocks are inserted into the positioning slots respectively, an inner screw groove is formed in the lower end of the inner side of the sealing cover, an outer screw ring is integrally fixed to the edge of the upper end of the sealing lower cover, and the spring fixing piece is clamped to the inner sides of the sealing lower cover and the outer screw ring. According to the positioning clamping type installation structure, installation and fixation between the spring and the nut block can be achieved, meanwhile, the spring and the nut block can be conveniently and rapidly detached, and therefore springs of other specifications and elastic coefficients can be conveniently replaced for use.

Description

Technical Field

[0001] The utility model relates to a sealing spring nut assembly, belonging to the technical field of spring nuts. Background Art

[0002] A spring nut is a nut with anti-loosening and tightening functions. In order to improve the sealing of the spring nut, a sealing cover is generally installed on the outside of the spring nut to seal the fasteners and connectors.

[0003] However, the spring and nut on the traditional spring nut are welded structures. When installing springs with different elastic coefficients, different spring nuts need to be replaced for use, which reduces the practicality of the spring nut to a certain extent. Now, a sealed spring nut assembly is urgently needed to solve the above problems. Utility Model Content

[0004] In view of the shortcomings of the prior art, the purpose of the utility model is to provide a sealing spring nut assembly to solve the problems raised in the above-mentioned background technology. The utility model designs a positioning card-type installation structure, which can realize the installation and fixation between the spring and the nut block, and also facilitates the quick disassembly between the spring and the nut block nut.

[0005] In order to achieve the above-mentioned purpose, the utility model is realized through the following technical scheme: a sealing spring nut assembly, comprising a nut block, a spring fixing plate, a sealing cover and a sealing lower cover, the lower end of the spring fixing plate is fixed with a reset spring, the upper end of the spring fixing plate is provided with a plurality of positioning slots, the sealing cover is sleeved on the outside of the nut block, the lower end of the nut block is welded with a plurality of inner screw positioning blocks, the plurality of inner screw positioning blocks are respectively inserted into a plurality of positioning slots, an inner screw groove is provided at the inner lower end of the sealing cover, an outer screw ring is integrally fixed to the upper edge of the sealing lower cover, the spring fixing plate is clamped on the inner side of the sealing lower cover and the outer screw ring, a sealing rubber ring is provided at the inner lower end of the sealing lower cover, an integrated rubber ring is fixed to the inner lower edge of the sealing rubber ring, and a plurality of micro screws are provided in the sealing rubber ring through threads.

[0006] Furthermore, a through groove is provided in the middle of the upper end of the spring fixing sheet.

[0007] Furthermore, an integrated sealing cover is provided at the upper end of the sealing cover.

[0008] Furthermore, the outer screw ring is screwed into the inner screw groove through threads.

[0009] Furthermore, the integrated rubber ring is sleeved on the outer upper end of the return spring.

[0010] Furthermore, the threaded ends of the plurality of micro screws are respectively screwed into the plurality of internal thread positioning blocks through threads.

[0011] The beneficial effects of the utility model: a sealing spring nut assembly of the utility model, because the utility model adds a spring fixing plate, a sealing cover, an inner screw positioning block, a sealing rubber ring, a micro screw, a sealing lower cover, an outer screw ring, an integrated rubber ring and an integrated sealing cover, our design improvement and actual use have shown that the device has a reasonable structure and good practicality. A positioning card-type installation structure is designed to realize the installation and fixation between the spring and the nut block, and it is also convenient to quickly disassemble the spring and the screw block nut, so as to facilitate the replacement of springs with other specifications of elastic coefficients for use, and the cost is low, it is also more beautiful from the outside, and it is easy to promote and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0013] Figure 1 This is a three-dimensional schematic diagram of the overall structure of a sealing spring nut assembly of the utility model;

[0014] Figure 2 It is a cross-sectional schematic diagram of a sealing spring nut assembly of the utility model;

[0015] Figure 3 This is a schematic diagram of the disassembly of a spring fixing piece of a sealing spring nut assembly of the utility model;

[0016] In the figure: 1-reset spring, 2-nut block, 3-spring fixing plate, 4-sealing cover, 5-inner screw positioning block, 6-positioning slot, 7-sealing rubber ring, 8-micro screw, 9-sealing lower cover, 10-outer screw ring, 11-inner screw groove, 12-through groove, 13-integrated rubber ring, 14-integrated sealing cover. DETAILED DESCRIPTION

[0017] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0018] See also Figure 1-Figure 3The utility model provides a technical solution: a sealing spring nut assembly, including a nut block 2, a spring fixing sheet 3, a sealing cover 4 and a sealing lower cover 9, a reset spring 1 is fixed at the lower end of the spring fixing sheet 3, a plurality of positioning slots 6 are provided at the upper end of the spring fixing sheet 3, the sealing cover 4 is sleeved on the outside of the nut block 2, a plurality of inner screw positioning blocks 5 are welded at the lower end of the nut block 2, and the plurality of inner screw positioning blocks 5 are respectively inserted in the plurality of positioning slots 6, an inner screw groove 11 is provided at the inner lower end of the inner side of the sealing cover 4, an outer screw ring 10 is integrally fixed to the upper edge of the sealing lower cover 9, the spring fixing sheet 3 is clamped on the inner side of the sealing lower cover 9 and the outer screw ring 10, a sealing rubber ring 7 is provided at the inner lower end of the sealing lower cover 9, an integrated rubber ring 13 is fixed to the inner lower end edge of the sealing rubber ring 7, and a plurality of micro screws 8 are provided in the sealing rubber ring 7 through threads. This design solves the problem that the spring and the nut on the original traditional spring nut are welded structures and cannot be disassembled.

[0019] As the first embodiment of the utility model: a through groove 12 is provided in the middle of the upper end of the spring fixing plate 3, and an integrated sealing cover 14 is provided on the upper end of the sealing cover 4. The added integrated sealing cover 14 can shield and seal the upper end of the nut block 2, and the sealing cover 4 can shield and seal the side of the nut block 2. The outer screw ring 10 is screwed into the inner screw groove 11 through a thread. The added outer screw ring 10 and the opened inner screw groove 11 enable the sealing lower cover 9 to be installed and fixed on the lower end of the sealing cover 4, and can also cooperate with the sealing rubber ring 7 to shield the lower edge of the spring fixing plate 3, and the sealing lower cover 9 can also shield and hide the screw heads of multiple micro screws 8 to ensure the aesthetics of the exterior of the device.

[0020] The integrated rubber ring 13 is sleeved on the upper end of the outer part of the reset spring 1, and the upper end edge of the outer part of the reset spring 1 can be wrapped and hidden by the added integrated rubber ring 13. The threaded ends of the plurality of micro screws 8 are screwed into the plurality of internal thread positioning blocks 5 through threads, and the plurality of micro screws 8 can be added to fix the plurality of internal thread positioning blocks 5 through the thread principle when the plurality of internal thread positioning blocks 5 are respectively inserted into the plurality of positioning slots 6, thereby ensuring the connection and fixation between the nut block 2 and the spring fixing plate 3.

[0021] As a second embodiment of the utility model: when it is necessary to separate the nut block 2 and the reset spring 1, just hold the sealing cover 4 with one hand and pinch the sealing lower cover 9 with the other hand and rotate them in the opposite direction until the outer screw ring 10 is completely rotated out of the inner screw groove 11, then pull down the sealing lower cover 9, the sealing lower cover 9 can be moved downward from the outside of the reset spring 1, and then pull up the sealing cover 4, the sealing cover 4 can be removed from the outside of the nut block 2, at this time, the sealing rubber ring 7 and the screw heads of multiple micro screws 8 can leak out from the lower side of the nut block 2, and then use an external screwdriver to twist the heads of multiple micro screws 8, the threaded parts of multiple micro screws 8 can be rotated out of multiple inner screw positioning blocks 5, until multiple micro screws 8 are completely withdrawn from the sealing rubber ring 7, and then lift the nut block 2, the multiple inner screw positioning blocks 5 are respectively moved out of the multiple positioning slots 6, the nut block 2 can be removed from the upper end of the spring fixing plate 3, and the separation from the reset spring 1 can be achieved.

[0022] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is defined by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0023] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description 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 may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A sealing spring nut assembly, comprising a nut block (2), a spring fixing sheet (3), a sealing cover (4) and a sealing lower cover (9), characterized in that: A return spring (1) is fixed at the lower end of the spring fixing plate (3); a plurality of positioning slots (6) are provided at the upper end of the spring fixing plate (3); the sealing cover (4) is sleeved on the outside of the nut block (2); a plurality of internal screw positioning blocks (5) are welded at the lower end of the nut block (2); and the plurality of internal screw positioning blocks (5) are respectively inserted into the plurality of positioning slots (6); An inner screw groove (11) is provided at the lower inner end of the sealing cover (4); an outer screw ring (10) is integrally fixed to the upper edge of the sealing lower cover (9); the spring fixing sheet (3) is clamped on the inner side of the sealing lower cover (9) and the outer screw ring (10); a sealing rubber ring (7) is provided at the lower inner end of the sealing lower cover (9); an integrated rubber ring (13) is fixed to the lower inner edge of the sealing rubber ring (7); and a plurality of micro screws (8) are provided in the sealing rubber ring (7) through threads.

2. A sealing spring nut assembly according to claim 1, characterized in that: A through slot (12) is provided in the middle of the upper end of the spring fixing sheet (3).

3. A sealing spring nut assembly according to claim 1, characterized in that: An integrated sealing cover (14) is provided at the upper end of the sealing cover (4).

4. A sealing spring nut assembly according to claim 1, characterized in that: The outer screw ring (10) is screwed into the inner screw groove (11) via a thread.

5. The sealing spring nut assembly according to claim 1, characterized in that: The integrated rubber ring (13) is sleeved on the outer upper end of the return spring (1).

6. A sealing spring nut assembly according to claim 1, characterized in that: The threaded ends of the plurality of micro screws (8) are respectively screwed into the plurality of internal thread positioning blocks (5) through threads.

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