CN213628422U

CN213628422U - Threaded fastener assembly

Info

Publication number: CN213628422U
Application number: CN202022618728.4U
Authority: CN
Inventors: 牟宗涛
Original assignee: Wicken Tianjin Machinery Parts Co ltd
Current assignee: Wicken Tianjin Machinery Parts Co ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-07-06
Anticipated expiration: 2030-11-13

Abstract

The utility model discloses a threaded fastener subassembly, concretely relates to threaded fastener field, tie the head including the screw thread, the fixed screw rod that is equipped with in screw thread tie head one side, screw rod outer wall threaded connection has the nut, a plurality of recesses have all been seted up on nut lateral wall surface, and a plurality of recesses are at nut surface evenly distributed, the recess internalization is equipped with first stock, the spout has all been seted up on recess both sides inner wall surface, the spout opening part is for sealing the setting, the spout internalization is equipped with the slider, and two sliders are fixed respectively and establish in first stock outer wall both sides, the inside cavity of having seted up of first stock. The utility model discloses a six recesses that set up on the nut all set up first stock and the second stock that can stretch out and draw back in every recess, compare with prior art, rotate first stock and second stock and drive the nut corotation reversal on the screw rod, the convenience is installed the nut and is dismantled, easy operation convenient and fast.

Description

Threaded fastener assembly

Technical Field

The utility model relates to a threaded fastener field, concretely relates to threaded fastener subassembly.

Background

The fastener is a mechanical part which is used for fastening and connecting and has wide application, the fastener has wide application industries, including the industries of energy, electronics, electrical appliances, machinery, chemical engineering, metallurgy, molds, hydraulic pressure and the like, various fasteners can be seen on various machines, equipment, vehicles, ships, railways, bridges, buildings, structures, tools, instruments, chemical engineering, instruments, supplies and the like, the fastener is a mechanical basic part which has the most wide application, and the fastener has the characteristics of various varieties and specifications, different performance purposes and extremely high standardization, serialization and universalization degrees, so that the fastener of the existing national standard is called as a standard fastener or is simply called as a standard fastener, the fastener in the market at present needs manpower to be regularly maintained and checked after being used, thereby preventing the loosening of the fastener and bringing safety accidents or influencing production operation, is inconvenient to use

Chinese patent publication No. CN209838893U discloses a self-locking threaded fastener, this self-locking threaded fastener, through setting up the clamping ring, the packing ring, the clamping spring, the contact ring, adapter sleeve and fastening layer, make self-locking nut clamping spring tighten up when fastening the object with the screw thread post, make the clamping ring wrap up the screw thread post tighter, thereby the target of locking fastener has been realized, the packing ring and the centre gripping of contact ring to the object, make the fastener fastening more stable, the cushion of adapter sleeve and fastening layer, the friction has been increased, make adapter sleeve and screw thread post fastening in-process more stable, thereby automatic locking is difficult for appearing not hard up effect when having reached fastener fastening object, thereby it is more convenient to use.

The prior art has the following defects: when the nut and the screw rod are assembled and disassembled, the wrench is required to be carried with the user for operation, and some wrenches are large in size and inconvenient to carry.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a threaded fastener subassembly through six recesses that set up on the nut, all sets up first stock and the second stock that can stretch out and draw back in every recess, rotates first stock and second stock and drives the nut corotation reversal on the screw rod to because often need carry the not spanner of equidimension to install the dismantlement among the solution prior art, lead to operating inconvenient problem.

In order to achieve the above object, the present invention provides the following technical solutions: a threaded fastener component comprises a threaded bolt head, a screw is fixedly arranged on one side of the threaded bolt head, the outer wall of the screw rod is in threaded connection with a nut, the surface of the outer side wall of the nut is provided with a plurality of grooves, the grooves are uniformly distributed on the surface of the nut, a first long rod is movably arranged in the groove, sliding grooves are arranged on the inner wall surfaces of the two sides of the groove, the opening of the sliding chute is sealed, sliding blocks are movably arranged in the sliding chute, the two sliding blocks are respectively fixedly arranged at two sides of the outer wall of the first long rod, a cavity is arranged in the first long rod, a second long rod is movably arranged in the cavity, a rubber pad is fixedly arranged at one end of the second long rod, the top and the bottom of the other end of the second long rod are fixedly provided with limit blocks, an annular limit plate is fixedly arranged at an opening on one side of a cavity of the first long rod, and a threaded rod head is fixedly arranged on one side of the screw rod away from the nut.

Furthermore, a first caulking groove is formed in the surface, close to the nut, of the threaded bolt head, a first gasket is movably arranged in the first caulking groove, and the first gasket is connected with the first caulking groove in a clamped mode.

Furthermore, a second caulking groove is formed in the surface of one side, close to the threaded bolt head, of the nut, a second gasket is movably arranged in the second caulking groove, and the second gasket is connected with the second caulking groove in a clamped mode.

Further, the first gasket and the second gasket are both made of a fiberglass material.

Furthermore, a sleeve is fixedly arranged on one side, away from the threaded bolt head, of the nut, the sleeve is in threaded connection with the screw, and the sleeve is made of rubber materials.

Furthermore, an annular groove is formed in the surface of the outer wall of the sleeve, and a hoop is movably arranged in the annular groove.

Furthermore, two long grooves are formed in the surface of one side of the threaded bolt head, and the two long grooves are arranged on the surface of the threaded bolt head in a staggered mode.

Further, the nut is hexagonal in cross section.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model has the advantages that the first long rod and the second long rod which can be extended and contracted are arranged in each groove through the six grooves arranged on the nut, compared with the prior art, the first long rod and the second long rod are rotated to drive the nut to rotate forwards and backwards on the screw rod, the nut is convenient to install and disassemble, and the operation is simple, convenient and rapid;

2. through rubber sleeve and the clamp that sets up on the nut, after screwing up the nut, the rethread clamp is further screwed up, prevents to use the nut to take place not hard up to influence fixed effect for a long time.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a front view of the overall structure provided by the present invention;

fig. 2 is a cross-sectional view of the overall structure provided by the present invention;

FIG. 3 is a side cross-sectional view of the nut provided by the present invention;

fig. 4 is a sectional view of a first long rod provided by the present invention;

FIG. 5 is an enlarged view of the portion A of FIG. 4 according to the present invention;

in the figure: 1 screw bolt head, 2 screw rods, 3 nuts, 4 grooves, 5 first long rods, 6 sliding grooves, 7 sliding blocks, 8 cavities, 9 second long rods, 10 rubber pads, 11 limiting blocks, 12 annular limiting plates, 13 screw rod heads, 14 first caulking grooves, 15 first gaskets, 16 second caulking grooves, 17 second gaskets, 18 sleeves, 19 annular grooves, 20 hoops and 21 long grooves.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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.

Referring to the attached drawings 1-5 of the specification, the threaded fastener assembly of the embodiment comprises a threaded bolt head 1, a screw rod 2 is fixedly arranged on one side of the threaded bolt head 1, a nut 3 is in threaded connection with the outer wall of the screw rod 2, a plurality of grooves 4 are formed in the outer side wall surface of the nut 3, the grooves 4 are uniformly distributed on the surface of the nut 3, a first long rod 5 is movably arranged in each groove 4, sliding grooves 6 are formed in the inner wall surfaces of the two sides of each groove 4, the opening of each sliding groove 6 is sealed, sliding blocks 7 are movably arranged in each sliding groove 6, the two sliding blocks 7 are respectively and fixedly arranged on the two sides of the outer wall of the first long rod 5, a cavity 8 is formed in each first long rod 5, a second long rod 9 is movably arranged in each cavity 8, a rubber pad 10 is fixedly arranged at one end of each second long rod 9, and limiting blocks 11, the fixed ring limit board 12 that is equipped with of 8 one side openings of cavity of first stock 5, screw rod 2 is kept away from the fixed screw rod head 13 that is equipped with in 3 one sides of nut, when nut 3 is dismantled in the installation, pull out first stock 5 in the recess 4 and second stock 9 in the recess 4 earlier, first stock 5 slides in spout 6 through slider 7, stopper 11 on the second stock 9 contacts with ring limit board 12 in the 5 cavity 8 of first stock, ring limit board 12 plays spacing effect, first stock 5 and second stock 9 are tensile to the longest, then operating personnel rotates second stock 9 with the hand and drives nut 3 and rotate and install the dismantlement, need not use the spanner to operate.

Furthermore, a first caulking groove 14 is formed in the surface of one side, close to the nut 3, of the threaded bolt head 1, a first gasket 15 is movably arranged in the first caulking groove 14, and the first gasket 15 is clamped with the first caulking groove 14, so that collision between the threaded bolt head 1 and an object is reduced.

Furthermore, a second caulking groove 16 is formed in the surface of one side, close to the threaded bolt head 1, of the nut 3, a second gasket 17 is movably arranged in the second caulking groove 16, and the second gasket 17 is clamped with the second caulking groove 16, so that collision between the nut 3 and an object is reduced.

Further, the first gasket 15 and the second gasket 17 are made of glass fiber materials, and the first gasket 15 and the second gasket 17 supported by the glass fibers have high heat resistance and corrosion resistance, so that the service life of the first gasket 15 and the second gasket 17 is greatly prolonged.

Further, a sleeve 18 is fixedly arranged on one side, away from the threaded bolt head 1, of the nut 3, the sleeve 18 is in threaded connection with the screw rod 2, the sleeve 18 is made of rubber materials, and the sleeve 18 made of the rubber materials has strong elasticity and cannot break when being screwed by the clamping hoop 20.

Furthermore, the outer wall surface of the sleeve 18 is provided with an annular groove 19, a clamp 20 is movably arranged in the annular groove 19 and used for clamping the sleeve 18, secondary limiting and fixing are carried out on the nut 3 through the clamping sleeve 18, and looseness of the nut 3 caused by long-time use is prevented.

Furthermore, two long grooves 21 are formed in the surface of one side of the threaded bolt head 1, the two long grooves 21 are arranged on the surface of the threaded bolt head 1 in a staggered mode, and when the threaded bolt head is mounted and dismounted, the threaded bolt head 1 is limited by placing a limiting plate in the long grooves 21, so that the threaded bolt head 1 is prevented from rotating.

Further, the nut 3 is hexagonal in cross section.

The utility model discloses the theory of operation:

referring to the attached drawings 1-5 of the specification, when in use, an object to be fixed is firstly placed between the screw bolt head 1 and the nut 3, the rubber pad 10 is taken out from the groove 4 on the nut 3 to drive the second long rod 9 to extend in the first long rod 5, the second long rod 9 drives the first long rod 5 to move out in the groove 4, the first long rod 5 slides in the chute 6 on the side wall of the groove 4 through the upper and lower sliding blocks 7, the limiting block 11 on the second long rod 9 is contacted with the annular limiting plate 12 in the cavity 8 of the first long rod 5 to indicate that the second long rod 9 extends to the longest length, when the first long rod 5 and the second long rod 9 are pulled down to the longest length, an operator can hold the second long rod 9 on the nut 3 to screw the nut 3, the rubber pad 10 on the second long rod 9 can protect the hand, the friction force between the hand and the second long rod 9 is increased, after the second long rod 9 and the first long rod 5 are screwed down to the groove 4, rubber pad 10 card on second stock 9 is at the opening part of recess 4, it is difficult to clear up to prevent that the dust from advancing into recess 4, then can further tighten with the spanner, at last tighten clamp 20 on sleeve pipe 18 again, clamp 20 can not take place the skew in ring channel 19 screws up, prevent that nut 3 from taking place not hard up on screw rod 2, when dismantling, loosen clamp 20 on sleeve pipe 18 earlier, then take out second stock 9 and first stock 5 from recess 4, operating personnel can drive nut 3 antiport through rotating second stock 9, dismantle nut 3 from screw rod 2, do not need the spanner to operate, setting through first stock 5 and second stock 9, it is convenient when dismantling nut 3, operating personnel rotates with holding second stock 9 with the hand, avoid taking place to skid with hand contact nut 3, moreover, the steam generator is simple in structure convenient and fast, through setting up first packing ring 15 in first caulking groove 14 and setting up establishing of second packing ring 17 in second caulking groove 16 establishing of setting up The collision of the bolt head 1 and the nut 3 against the surface of the object in use is reduced, and the friction between the bolt head 1 and the nut 3 and the object, respectively, can also be increased.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. A threaded fastener assembly comprising a threaded bolt head (1), characterized in that: the screw bolt head is characterized in that a screw rod (2) is fixedly arranged on one side of the screw bolt head (1), a nut (3) is in threaded connection with the outer wall of the screw rod (2), a plurality of grooves (4) are formed in the surface of the outer side wall of the nut (3), the grooves (4) are uniformly distributed on the surface of the nut (3), a first long rod (5) is movably arranged in each groove (4), sliding grooves (6) are formed in the surfaces of the inner walls of the two sides of each groove (4), the opening of each sliding groove (6) is sealed, sliding blocks (7) are movably arranged in each sliding groove (6), the two sliding blocks (7) are respectively fixedly arranged on the two sides of the outer wall of the first long rod (5), a cavity (8) is formed in the first long rod (5), a second long rod (9) is movably arranged in each cavity (8), a rubber pad (10) is fixedly arranged at one end of the second long rod (9), an annular limiting plate (12) is fixedly arranged at an opening at one side of the cavity (8) of the first long rod (5), and a threaded rod head (13) is fixedly arranged at one side, far away from the nut (3), of the screw rod (2).

2. A threaded fastener assembly according to claim 1 wherein: first caulking groove (14) have been seted up to screw bolt head (1) near nut (3) one side surface, first caulking groove (14) internalization is equipped with first packing ring (15), first packing ring (15) and first caulking groove (14) joint.

3. A threaded fastener assembly according to claim 2 wherein: a second caulking groove (16) is formed in the surface of one side, close to the threaded bolt head (1), of the nut (3), a second gasket (17) is movably arranged in the second caulking groove (16), and the second gasket (17) is connected with the second caulking groove (16) in a clamped mode.

4. A threaded fastener assembly according to claim 3 wherein: the first gasket (15) and the second gasket (17) are both made of a glass fiber material.

5. A threaded fastener assembly according to claim 1 wherein: a sleeve (18) is fixedly arranged on one side, far away from the threaded bolt head (1), of the nut (3), the sleeve (18) is in threaded connection with the screw rod (2), and the sleeve (18) is made of rubber materials.

6. The threaded fastener assembly of claim 5, wherein: an annular groove (19) is formed in the surface of the outer wall of the sleeve (18), and a clamp (20) is movably arranged in the annular groove (19).

7. A threaded fastener assembly according to claim 1 wherein: two long grooves (21) are formed in the surface of one side of the threaded bolt head (1), and the two long grooves (21) are arranged on the surface of the threaded bolt head (1) in a staggered mode.

8. A threaded fastener assembly according to claim 1 wherein: the cross section of the nut (3) is hexagonal.