CN219345217U

CN219345217U - Outer hexagonal flange face bolt

Info

Publication number: CN219345217U
Application number: CN202320833557.8U
Authority: CN
Inventors: 黄建设
Original assignee: Wenzhou Jierui Fastener Co ltd
Current assignee: Wenzhou Jierui Fastener Co ltd
Priority date: 2023-04-14
Filing date: 2023-04-14
Publication date: 2023-07-14
Anticipated expiration: 2033-04-14

Abstract

The utility model relates to the technical field of bolts, in particular to an external hexagonal flange face bolt, which comprises a hexagonal head and a screw rod, wherein a disassembly structure capable of further improving disassembly convenience is arranged on the hexagonal head; according to the outer hexagonal flange face bolt, the arranged antifriction part can prevent the hexagon head installation part from wearing, so that the effects of damping and antifriction can be achieved; and this bolt is through the dismantlement structure that is equipped with on the hexagon, can reply multiple dismantlement condition, can cooperate the hexagon of outer hexagon to accomplish reliable dismantlement operation, can avoid the difficult condition of dismantling after the corrosion.

Description

Outer hexagonal flange face bolt

Technical Field

The utility model relates to the technical field of bolts, in particular to an outer hexagonal flange face bolt.

Background

The hexagonal flange bolt is a fastener formed by a hexagonal head, a flange plate and a screw rod; the hexagon head of the prior hexagon flange bolt is easy to rust after long-term use, which is not beneficial to later disassembly, and most of the prior hexagon flange bolts have simple structures and are only composed of the hexagon head and the screw rod, which is easy to cause torsion and abrasion of the installation part; therefore, in order to provide a novel hexagonal flange bolt, the novel hexagonal flange bolt can be conveniently detached at a later period, and meanwhile abrasion between the novel hexagonal flange bolt and an installation position is reduced. In view of this, we propose an external hexagonal flange face bolt.

Disclosure of Invention

In order to overcome the defects, the utility model provides the outer hexagonal flange face bolt.

The technical scheme of the utility model is as follows:

the outer hexagonal flange face bolt comprises a hexagon head and a screw rod, wherein a disassembly structure capable of further improving disassembly convenience is arranged on the hexagon head, the screw rod is fixedly connected with the screw rod through a connecting column, and antifriction parts capable of reducing abrasion are arranged at the connecting column.

Preferably, the whole bolt is made of low-carbon alloy steel or medium-carbon steel.

Preferably, the antifriction part comprises a metal gasket which is sleeved on the connecting column, and a rubber gasket is arranged between the metal gasket and the hexagonal head.

Preferably, the hexagon head is provided with a built-in unloading groove on the corresponding surface of the screw.

Preferably, at least one pair of protruding blocks is fixedly connected to the hexagon head and located on the corresponding surface of the screw rod, and the protruding blocks are symmetrically arranged about the center, and an inserting gap is reserved between the protruding blocks.

Preferably, the side wall surface of the hexagonal head is provided with an anti-skid groove capable of increasing the friction coefficient.

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

according to the outer hexagonal flange face bolt, the arranged antifriction part can prevent the hexagon head installation part from wearing, so that the effects of damping and antifriction can be achieved; and this bolt is through the dismantlement structure that is equipped with on the hexagon, can reply multiple dismantlement condition, can cooperate the hexagon of outer hexagon to accomplish reliable dismantlement operation, can avoid the difficult condition of dismantling after the corrosion.

Drawings

FIG. 1 is a front view of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the overall structure of the present utility model;

FIG. 3 is a second schematic diagram of the overall structure of the present utility model;

FIG. 4 is a third schematic diagram of the overall structure of the present utility model.

The meaning of each reference numeral in the figures is:

1. a hexagonal head; 101. a built-in unloading groove is arranged; 102. an anti-skid groove; 103. a bump; 2. a screw; 3. a connecting column; 4. a rubber gasket; 5. a metal gasket.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-4, the present utility model is described in detail by the following embodiments:

example 1

The outer hexagonal flange face bolt comprises a hexagon head 1 and a screw rod 2, wherein a disassembly structure capable of further improving disassembly convenience is arranged on the hexagon head 1, the screw rod 2 is fixedly connected with the screw rod 2 through a connecting column 3, and antifriction parts capable of reducing abrasion are arranged at the position of the connecting column 3.

The whole material of bolt adopts low carbon alloy steel, and antifriction spare part is including cup jointing the metal gasket 5 of installing on spliced pole 3, and is equipped with rubber packing ring 4 between metal gasket 5 and the hexagon head 1.

The dismounting structure is a built-in dismounting groove 101 which is arranged on the hexagon head 1 and on the corresponding surface of the screw 2, as shown in fig. 2, the built-in dismounting groove 101 with a hexagonal inner shape is adopted, and the dismounting structure can be suitable for the insertion and the dismounting of a hexagon wrench.

Example 2

The whole bolt is made of low-carbon alloy steel.

The antifriction component comprises a metal gasket 5 which is sleeved and mounted on the connecting column 3, and a rubber gasket 4 is arranged between the metal gasket 5 and the hexagonal head 1, so that the antifriction component mainly plays a role in limiting, damping and antifriction;

the dismounting structure is that an inner dismounting groove 101 is arranged on the hexagon head 1 and on the corresponding surface of the screw rod 2, and an anti-slip groove 102 capable of increasing friction coefficient is arranged on the side wall surface of the hexagon head 1; as shown in fig. 3, the internal hexagonal type loading and unloading groove 101 is used, and the internal hexagonal type loading and unloading groove is applicable to the insertion and the disassembly of a hexagonal wrench, and the anti-slip groove 102 which can increase the friction coefficient is arranged on the side wall surface of the hexagonal head 1, and the hexagonal head 1 can be engaged with the wrench for the disassembly.

Example 3

The whole bolt is made of low-carbon alloy steel or medium-carbon steel.

The antifriction part includes cup joints the metal gasket 5 of installing on spliced pole 3, and is equipped with rubber packing ring 4 between metal gasket 5 and the hex head 1.

The disassembly structure is characterized in that at least one pair of protruding blocks 103 are fixedly connected to the corresponding surface of the hexagon head 1 and the screw 2, and the protruding blocks 103 are symmetrically arranged about the center and a plug-in gap is reserved between the protruding blocks 103; as shown in fig. 4, two pairs of protruding blocks 103 are adopted in the present embodiment, and a cross-shaped groove is left between the two pairs of protruding blocks 103, which can be detached by a plane or a cross screwdriver.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The outer hexagonal flange face bolt comprises a hexagonal head (1) and a screw (2), and is characterized in that: be equipped with on the hexagon head (1) and can further improve the dismantlement structure of dismantling the convenience, just screw rod (2) through spliced pole (3) with screw rod (2) fixed connection, spliced pole (3) department is equipped with antifriction spare part that can reduce wearing and tearing.

2. The external hexagonal flange face bolt according to claim 1, wherein: the whole bolt is made of low-carbon alloy steel or medium-carbon steel.

3. The external hexagonal flange face bolt according to claim 1, wherein: the antifriction part comprises a metal gasket (5) which is sleeved on the connecting column (3), and a rubber gasket (4) is arranged between the metal gasket (5) and the hexagonal head (1).

4. The external hexagonal flange face bolt according to claim 1, wherein: and the hexagon head (1) is provided with an inner mounting and dismounting groove (101) which is positioned on the corresponding surface of the screw (2).

5. The external hexagonal flange face bolt according to claim 1, wherein: at least one pair of protruding blocks (103) are fixedly connected to the hexagon head (1) and located on the corresponding surface of the screw rod (2), and the protruding blocks (103) are symmetrically arranged about the center, and an inserting gap is reserved between the protruding blocks.

6. The external hexagonal flange face bolt according to claim 1, wherein: the side wall surface of the hexagonal head (1) is provided with an anti-slip groove (102) which can increase the friction coefficient.