CN213145045U - High-strength large-torque bolt - Google Patents

Abstract

The utility model discloses a big moment of torsion bolt of high strength, including nut and threaded rod, threaded rod fixed mounting is at the bottom intermediate position of nut, the upper end intermediate position sliding connection of nut has the detachable spliced pole, and the last fixed surface of spliced pole is connected with the locking cap, and the fixed column of the vertical setting of bottom face fixedly connected with of spliced pole. This big moment of torsion bolt of high strength, through setting up locking cap and fixed column isotructure, the fixed column through the spliced pole bottom is constantly stretched out in final follow reinforcement hole downwards, make the inside of the more deep entering fixture of fixed column, thereby make the bolt and by the fixed strength increase between the fixture, when the fixed column descends to the least significant, and the solid fixed ring that the locking cap bottom set up and the post that inserts all around correspond the inside of pegging graft fixed slot and slot, make locking cap fixed connection on the surface of bolt, accomplish the fixed of fixture, the effect of fixed bolt high strength has been reached.

Description

High-strength large-torque bolt

Technical Field

The utility model belongs to the technical field of the bolt fastening and specifically relates to a big moment of torsion bolt of high strength.

Background

The bolt is widely used, has good fastening performance, is a preferred mounting part for component assembly, has a plurality of types, and is required to be used when being applied to furniture fixing.

When current furniture is fixed, pass through the bolt fastening between panel and the panel, this kind of bolt of current is connected fixed back, and is difficult not hard up, adopts integral type shaping forging intensity still to remain to improve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a big moment of torsion bolt of high strength to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a big moment of torsion bolt of high strength, includes nut and threaded rod, threaded rod fixed mounting is in the bottom intermediate position of nut, the upper end intermediate position sliding connection of nut has the detachable spliced pole, and the last fixed surface of spliced pole is connected with the locking cap, and the bottom fixed surface of spliced pole is connected with the fixed column of the vertical setting.

In a further embodiment, the periphery of the bottom end face of the fixed cap is provided with six vertically arranged insertion rods, the insertion rods are circumferentially arranged on the bottom end face of the fixed cap at equal intervals, and the surface of the nut is provided with slots at corresponding positions.

In a further embodiment, the bottom end face of the fixing cap is fixedly sleeved with a fixing ring on the outer side of the connecting column, the middle position of the upper surface of the nut is located at the lower end of the fixing cap and provided with a fixing groove, and the fixing ring is movably clamped inside the fixing groove.

In a further embodiment, the aperture of the fixing groove and the aperture of the fixing ring are the same, and the depth of the fixing groove is the same as the thickness of the fixing ring.

In a further embodiment, the connecting column and the fixing column fixedly connected with the lower end of the connecting column can be movably inserted into the threaded column, and the caliber of the fixing column is the same as the caliber of the inner opening of the threaded column.

In a further embodiment, a reinforcing hole is formed in the bottom end surface of the threaded column, the reinforcing hole extends into the threaded column, and the diameter of the reinforcing hole is the same as that of the fixing column.

Compared with the prior art, the beneficial effects of the utility model are that: the high-strength large-torque bolt is provided with the fixing cap, the fixing column and other structures, after the screw is normally installed on a required article by utilizing the threaded cap and the threaded column, the fixing cap at the upper end of the screw cap can be knocked by tools such as a hammer, so that the fixing cap and the connecting column with the lower end positioned in the threaded hole and the fixing column at the lower end of the connecting column continuously move towards the lower end, so that the fixing column at the bottom end of the connecting column continuously downwards and finally extends out of the reinforcing hole, the fixing column further enters the inside of a fixed object, thereby increasing the fixing strength between the bolt and the fixed object, when the fixing column is lowered to the lowest end, and the fixing ring arranged at the bottom end of the fixing cap and the inserting columns around are correspondingly inserted into the fixing groove and the inserting groove, the fixing cap is fixedly connected to the surface of the bolt, fixing of a fixed object is completed, and the high-strength effect of fixing the bolt is achieved.

Drawings

Fig. 1 is a schematic perspective view of a high-strength high-torque bolt.

Fig. 2 is a schematic structural view of the bottom end face of a fixed column in a high-strength high-torque bolt.

Fig. 3 is a schematic structural view of the bottom end face of a threaded column in the high-strength large-torque bolt.

In the figure: 1. a nut; 2. a threaded post; 3. a fixing cap; 31. inserting a rod; 32. fixing grooves; 33. a fixing ring; 4. connecting columns; 5. a slot; 6. fixing a column; 7. and (7) reinforcing the holes.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-3, in an embodiment of the present invention, a high-strength high-torque bolt includes a nut 1 and a threaded post 2, the threaded post 2 is fixedly installed at a bottom middle position of the nut 1, the upper middle position of the nut 1 is slidably connected to a detachable connection post 4, an upper surface of the connection post 4 is fixedly connected to a fixing cap 3, a vertically arranged insertion rod 31 is disposed around a bottom end surface of the fixing cap 3, the number of the insertion rods 31 is six and circumferentially arranged at equal intervals on the bottom end surface of the fixing cap 3, a fixing ring 33 is fixedly sleeved on the outer side of the connection post 4 on the bottom end surface of the fixing cap 3, a fixing groove 32 is disposed at a lower end position of the fixing cap 3 at the middle position of the upper surface of the nut 1, the fixing ring 33 is movably clamped inside the fixing groove 32, the diameters of the fixing groove 32 and the fixing ring 33 are the same, and the, and the surface of the nut 1 is provided with a slot 5 at a corresponding position, the connecting column 4 and a fixing column 6 fixedly connected with the lower end can be movably inserted in the threaded column 2, the caliber of the fixing column 6 is the same as that of the threaded column 2, and the bottom end surface of the connecting column 4 is fixedly connected with the vertically arranged fixing column 6.

The bottom end face of the threaded column 2 is provided with a reinforcing hole 7, the reinforcing hole 7 extends into the threaded column 2, the caliber of the reinforcing hole 7 is the same as that of a fixing column 6, by arranging the fixing cap 3, the fixing column 6 and other structures, after a screw is normally installed on a required article by using the threaded cap and the threaded column 2, the fixing cap 3 at the upper end of the screw cap 1 can be knocked by a tool such as a hammer, so that the fixing cap 3 and the connecting column 4 with the lower end positioned in the threaded hole and the fixing column 6 at the lower end of the connecting column 4 continuously move towards the lower end, the fixing column 6 at the bottom end of the connecting column 4 continuously downwards finally extends out of the reinforcing hole 7, the fixing column 6 further enters the inside of a fixed object, the fixing strength between the bolt and the fixed object is increased, when the fixing column 6 descends to the lowest end, and a fixing ring 33 arranged at the bottom end of the fixing cap 3 and peripheral inserting columns, the fixing cap 3 is fixedly connected to the surface of the bolt to complete fixing of a fixed object, and the high-strength effect of fixing the bolt is achieved.

The utility model discloses a theory of operation is: utilize screw cap and screw thread post 2 normally to install the screw on required article after, can be through instruments such as hammer, be used for knocking nut 1 upper end locking cap 3, make locking cap 3 and the fixed column 6 that the lower extreme is located the inside spliced pole 4 of screw hole and spliced pole 4 lower extreme constantly move to the lower extreme, make the fixed column 6 of spliced pole 4 bottom constantly stretch out from strengthening hole 7 downwards finally, make the inside of the more deep entering fixture of fixed column 6, thereby make bolt and by the fixed strength increase between the fixture, when fixed column 6 descends to the lowest, and the solid fixed ring 33 that locking cap 3 bottom set up and the inside of inserting fixed slot 32 and slot 5 is inserted to fixed ring 33 and the post correspondence all around, make locking cap 3 fixed connection on the surface of bolt, accomplish the fixed of fixture.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. The utility model provides a big moment of torsion bolt of high strength, includes nut (1) and screw thread post (2), screw thread post (2) fixed mounting is in the bottom intermediate position of nut (1), its characterized in that, the upper end intermediate position sliding connection of nut (1) has detachable spliced pole (4), and the last fixed surface of spliced pole (4) is connected with locking cap (3), and the bottom fixed surface of spliced pole (4) is connected with fixed column (6) of the vertical setting.

2. The high-strength high-torque bolt according to claim 1, wherein the periphery of the bottom end surface of the fixing cap (3) is provided with vertically arranged inserting rods (31), the number of the inserting rods (31) is six, the inserting rods are circumferentially arranged on the bottom end surface of the fixing cap (3) at equal intervals, and the surface of the nut (1) is provided with slots (5) at corresponding positions.

3. The high-strength high-torque bolt according to claim 1, wherein the bottom end surface of the fixing cap (3) is located on the outer side of the connecting column (4) and fixedly sleeved with a fixing ring (33), the middle position of the upper surface of the nut (1) is located at the lower end position of the fixing cap (3) and provided with a fixing groove (32), and the fixing ring (33) is movably clamped inside the fixing groove (32).

4. A high-strength large-torque bolt according to claim 3, wherein the sizes of the bore of the fixing groove (32) and the fixing ring (33) are the same, and the depth of the fixing groove (32) is the same as the thickness of the fixing ring (33).

5. The high-strength high-torque bolt as claimed in claim 1, wherein the connecting column (4) and the fixing column (6) fixedly connected with the lower end of the connecting column are movably inserted into the threaded column (2), and the caliber of the fixing column (6) is the same as the caliber of the inner part of the threaded column (2).

6. A high-strength high-torque bolt according to claim 5, wherein the bottom end face of the threaded stud (2) is provided with a reinforcing hole (7), the reinforcing hole (7) extends into the threaded stud (2), and the diameter of the reinforcing hole (7) is the same as that of the fixing stud (6).

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