CN217328034U

CN217328034U - Anticorrosive fastener suitable for sea water

Info

Publication number: CN217328034U
Application number: CN202220466137.6U
Authority: CN
Inventors: 余德林; 蔡尚聪; 顾成达; 陆伟
Original assignee: Suzhou Oumaide Mechanical Electronic Co ltd
Current assignee: Suzhou Oumaide Mechanical Electronic Co ltd
Priority date: 2022-03-04
Filing date: 2022-03-04
Publication date: 2022-08-30
Anticipated expiration: 2032-03-04

Abstract

The utility model discloses an anticorrosive fastener suitable for sea water relates to fastener technical field, including hexagon nut, the center department of four sides of hexagon nut inner wall sets up flutedly, a plurality of shells of placing of four sides fixedly connected with of fluted wall, the top of the relative one side of a plurality of shells inner wall of placing rotates jointly and is connected with the bull stick, the common fixedly connected with fixture block of pole wall of a plurality of bull sticks, the common fixedly connected with bracing piece of center department of the relative one side of a plurality of shells inner wall of placing, the clip spring has all been cup jointed to the pole wall of a plurality of bracing pieces, the upside surface of a plurality of clip springs is connected with the downside fixed surface of fixture block, the opposite side surface of a plurality of clip springs all with place the opposite one side fixed connection of shells inner wall. The utility model discloses can lock the bolt once more after the equipment fixing when using, prevent to break away from between bolt and the nut, inside can only carry out the chucking with the bolt when using simultaneously, prevents to install holistic not hard up.

Description

Anticorrosive fastener suitable for sea water

Technical Field

The utility model relates to a fastener technical field, in particular to anticorrosive fastener suitable for sea water.

Background

The fastener is a kind of mechanical parts which are used for fastening and connecting and have wide application, the fastener has wide application industries, including energy, electronics, electrical appliances, machinery, chemical engineering, metallurgy, dies, hydraulic pressure and other industries, various fasteners can be seen on various machinery, equipment, vehicles, ships, railways, bridges, buildings, structures, tools, instruments, chemical engineering, instruments, supplies and the like, and the fastener is a mechanical basic part which has the most wide application.

When the existing fastener is used in seawater, the fastener is easily corroded by partial substances in the seawater, and in the impact of the seawater, the fastener is easily loosened by the impact of the seawater, so that fixed equipment is loosened, and the use is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an anticorrosive fastener suitable for sea water to when solving the current fastener that proposes in the above-mentioned background art and using in the sea water, be easy because the part material in the sea water will corrode the fastener, simultaneously in the impact of sea water, the fastener is easy to make the fastener produce easily not hard up because the impact of sea water, leads to being become flexible by fixed equipment, to using and to being the problem that is caused the influence.

In order to achieve the above object, the utility model provides a following technical scheme: the anti-corrosion fastener comprises a hexagonal nut, wherein grooves are formed in the centers of four sides of the inner wall of the hexagonal nut, a plurality of placing shells are fixedly connected to four sides of the inner wall of each groove, a rotating rod is connected to the upper side of one side, opposite to the inner wall of each placing shell, of the inner wall of each placing shell in a rotating mode, a clamping block is fixedly connected to the rod wall of each rotating rod in a rotating mode, a supporting rod is fixedly connected to the center of one side, opposite to the inner wall of each placing shell in a rotating mode, a clamp spring is sleeved on the rod wall of each supporting rod in a rotating mode, the upper side surface of each clamp spring is fixedly connected with the lower side surface of the clamping block, and the surface of one side, opposite to the surface of each clamp spring, of the other side, opposite to the inner wall of each placing shell is fixedly connected.

Preferably, the upper and lower sides of the four sides of the inner wall of the hexagonal nut are provided with locking thread grooves.

Preferably, the inner walls of the two locking thread grooves are in threaded connection with a bolt together.

Preferably, the inner wall of the bolt is fixedly connected with a phosphating layer, the inner wall of the phosphating layer is fixedly connected with a zinc-iron alloy layer, and the inner wall of the zinc-iron alloy layer is fixedly connected with a zinc coating.

Preferably, the rod wall of the bolt is provided with a thread strip matched with the locking thread groove, and the four sides and the upper and lower side surfaces of the bolt and the four sides and the upper and lower side surfaces of the hexagon nut are coated with antirust paint.

Preferably, a gasket is sleeved on the rod wall of the bolt.

Preferably, the upper side surface of the bolt is provided with a hexagonal tightening groove.

The utility model discloses a technological effect and advantage:

1. through setting up hexagon nut, recess, placing shell, bull stick, fixture block, bracing piece, clip spring, the utility model discloses can lock the bolt once more after the equipment fixing when using, prevent to break away from between bolt and the nut, inside can only carry out the chucking with the bolt when using simultaneously, prevents to install holistic not hard up.

2. Through setting up hexagon nut, locking thread groove, under the thread strip matched with condition on with the bolt, lock nut and bolt, the device that will need is fixed, through setting up locking thread groove, the bolt, carry out fixed connection to two or more devices that need to fix, through setting up the bonderizing layer, the zinc-iron alloy layer, the galvanizing coat, the bolt, prevent that the sea water from causing the corruption to the bolt, strengthen the hardness of bolt, prolong the life of bolt simultaneously, through setting up hexagon nut, locking thread groove, the thread strip, the bolt, can cooperate the use with locking thread groove on the nut, prevent the corruption of sea water simultaneously.

3. Through setting up bolt, gasket, strengthen the fastening of bolt between with the device, prevent that the bolt from sliding, through setting up bolt, hexagonal tightening groove, make things convenient for screwing up of bolt, avoid the bolt not hard up.

Drawings

Fig. 1 is a schematic view of the whole front plane structure of the present invention.

Fig. 2 is a schematic view of the front plane structure of the hexagonal nut of the present invention.

Fig. 3 is an enlarged schematic view of the part a of the present invention.

Fig. 4 is a schematic view of the front plane structure of the bolt of the present invention.

Fig. 5 is a schematic view of the three-dimensional structure of the hexagonal nut of the present invention.

Fig. 6 is a schematic view of the upper side structure of the bolt of the present invention.

In the figure: 1. a hexagonal nut; 2. a groove; 3. placing the shell; 4. a rotating rod; 5. a clamping block; 6. a support bar; 7. a clip spring; 8. locking the thread groove; 9. a phosphate coating; 10. a zinc-iron alloy layer; 11. a zinc coating layer; 12. a threaded strip; 13. a bolt; 15. a gasket; 16. the groove is screwed up to the hexagonal.

Detailed Description

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.

The utility model provides an anti-corrosion fastener suitable for seawater as shown in figures 1-6, which comprises a hexagonal nut 1, a groove 2 is arranged at the center of four sides of the inner wall of the hexagonal nut 1, a plurality of placing shells 3 are fixedly connected with four sides of the inner wall of the groove 2, a rotating rod 4 is connected above the opposite side of the inner wall of the placing shells 3 in a rotating way, a fixture block 5 is fixedly connected with the rod wall of the rotating rod 4 in a rotating way, a support rod 6 is fixedly connected with the center of the opposite side of the inner wall of the placing shells 3 in a rotating way, clip springs 7 are sleeved on the rod walls of the support rods 6, the upper side surfaces of the clip springs 7 are fixedly connected with the lower side surface of the fixture block 5, the opposite side surfaces of the clip springs 7 are fixedly connected with the opposite side of the inner wall of the placing shells 3, when the utility model is used, a bolt 13 can be locked again after the equipment is installed, the bolt 13 is prevented from being separated from the nut, and the bolt 13 can only be tightly clamped inside the device when the device is used, so that the whole device is prevented from loosening.

As shown in fig. 1 and 5, locking thread grooves 8 have been all opened on the upper and lower two sides of four sides of the inner wall of the hexagon nut 1, under the condition of matching with thread strips 12 on the bolt 13, the nut and the bolt 13 are locked, the required device is fixed, the common thread connection of the inner walls of the two locking thread grooves 8 is provided with the bolt 13, two or more devices to be fixed are fixedly connected, the rod wall of the bolt 13 is provided with the thread strips 12 matched with the locking thread grooves 8, the four sides and the upper and lower side surfaces of the bolt 13 and the four sides and the upper and lower side surfaces of the hexagon nut 1 are coated with antirust paint, and can be used by matching with the locking thread grooves 8 on the nut, and simultaneously, the corrosion of seawater is prevented.

As shown in fig. 4, a phosphating layer 9 is fixedly connected to the inner wall of the bolt 13, a zinc-iron alloy layer 10 is fixedly connected to the inner wall of the phosphating layer 9, and a zinc coating layer 11 is fixedly connected to the inner wall of the zinc-iron alloy layer 10, so that the bolt 13 is prevented from being corroded by seawater, the hardness of the bolt 13 is enhanced, and the service life of the bolt 13 is prolonged.

As shown in fig. 1 and 6, a gasket 15 is sleeved on the wall of the bolt 13 to strengthen the fastening of the bolt 13 and prevent the bolt 13 from sliding, and a hexagonal tightening groove 16 is formed on the upper surface of the bolt 13 to facilitate the tightening of the bolt 13 and prevent the bolt 13 from loosening.

The utility model discloses the theory of operation: when the device is used, the gasket 15 is sleeved on the bolt 13, the bolt 13 is installed at a position to be installed, the bolt 13 can be integrally and rotatably locked by the aid of the hexagonal screwing groove 16 on the bolt 13, the device to be fixed can be fixed by the aid of the locking thread groove 8 in the hexagonal nut 1 and the thread strips 12 on the bolt 13, the clamping blocks 5 on the plurality of placing shells 3 in the grooves 2 in the hexagonal nut 1 can rotate downwards under the action of the rotating rod 4 when the bolt 13 enters the hexagonal nut 1 until the bolt 13 is locked by the hexagonal nut 1, the rotating rod 4 is rebounded by the clamp spring 7 on the supporting rod 6, the rotating rod 4 simultaneously clamps gaps between the thread strips 12 on the bolt 13, the thread strips 12 and the surface of the bolt 13 are prevented from being integrally rusted by antirust paint under the action of seawater, and the phosphorization layer 9 used by the bolt 13, The zinc-iron alloy layer 10 and the zinc coating layer 11 ensure the use of the whole bolt 13, and the service life is prolonged.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides an anticorrosive fastener suitable for sea water, includes hexagon nut (1), its characterized in that: the novel hexagonal nut is characterized in that a groove (2) is formed in the center of four sides of the inner wall of the hexagonal nut (1), a plurality of placing shells (3) are fixedly connected to four sides of the inner wall of the groove (2), a plurality of rotating rods (4) are rotatably connected to the upper side of one side, opposite to the inner wall, of each placing shell (3) in a common mode, clamping blocks (5) are fixedly connected to the rod walls of the plurality of rotating rods (4) in a common mode, a plurality of supporting rods (6) are fixedly connected to the center of one side, opposite to the inner wall, of each placing shell (3) in a common mode, clamping springs (7) are sleeved on the rod walls of the plurality of supporting rods (6), the upper side surfaces of the plurality of clamping springs (7) are fixedly connected with the lower side surfaces of the clamping blocks (5), and the surfaces of the opposite sides of the clamping springs (7) are fixedly connected with the opposite side of the inner wall of the placing shell (3).

2. An erosion resistant fastener suitable for use in seawater as claimed in claim 1 wherein: and locking thread grooves (8) are formed in the upper and lower sides of the four sides of the inner wall of the hexagonal nut (1).

3. An erosion resistant fastener suitable for use in seawater as claimed in claim 2 wherein: the inner walls of the two locking thread grooves (8) are connected with a bolt (13) through common threads.

4. An erosion resistant fastener suitable for use in seawater as claimed in claim 3 wherein: the inner wall of the bolt (13) is fixedly connected with a phosphorization layer (9), the inner wall of the phosphorization layer (9) is fixedly connected with a zinc-iron alloy layer (10), and the inner wall of the zinc-iron alloy layer (10) is fixedly connected with a zinc coating (11).

5. An erosion resistant fastener suitable for use in seawater as claimed in claim 3 wherein: the rod wall of the bolt (13) is provided with a thread strip (12) matched with the locking thread groove (8), and the surfaces of four sides and the upper and lower sides of the bolt (13) and the surfaces of four sides and the upper and lower sides of the hexagon nut (1) are coated with antirust paint.

6. An antiseptic fastener suitable for seawater as defined in claim 3 wherein: and a gasket (15) is sleeved on the rod wall of the bolt (13).

7. An antiseptic fastener suitable for seawater as defined in claim 3 wherein: the upper side surface of the bolt (13) is provided with a hexagonal screwing groove (16).