CN216812447U

CN216812447U - Iron stud with adjustable thread segment length

Info

Publication number: CN216812447U
Application number: CN202122865669.5U
Authority: CN
Inventors: 付新军
Original assignee: Dongguan Kangzheng Precision Hardware Co ltd
Current assignee: Dongguan Kangzheng Precision Hardware Co ltd
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-06-24
Anticipated expiration: 2031-11-22

Abstract

The utility model relates to the technical field of iron studs, in particular to an iron stud with an adjustable thread segment length, which comprises an iron stud body, wherein a first extension iron stud and a second extension iron stud are respectively arranged at two ends of the iron stud body.

Description

Iron stud with adjustable thread segment length

Technical Field

The utility model relates to the technical field of iron studs, in particular to an iron stud with an adjustable thread segment length.

Background

The stud is also called a stud, both ends of the stud are provided with a section of thread without a head, one end of the stud needs to be screwed into a part with an internal thread hole, the other end of the stud passes through the part with a through hole, and then a nut is screwed on to fasten the two parts into a whole. The two ends of the stud are both provided with threads, and the stud is mainly used in places which are too thick to be connected by bolts or are not suitable for being connected by screws due to frequent disassembly, or are used in places with more compact structural requirements. The existing iron stud is limited in length, so that the integral length is not convenient to adjust, and when a thicker part is installed, two ends of the iron stud easily enter the part completely, so that the iron stud is not beneficial to subsequent dismantling. In view of this, we propose an iron stud with an adjustable thread segment length.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an iron stud with an adjustable thread segment length so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides an indisputable double-screw bolt of adjustable screw thread segment length, includes indisputable double-screw bolt body, the both ends of indisputable double-screw bolt body of indisputable double-screw bolt of first extension are provided with first extension indisputable double-screw bolt and the indisputable double-screw bolt of second extension respectively, the logical groove of second has been seted up to the intermediate position department of the indisputable double-screw bolt of second extension, be equipped with the nose bar in the indisputable double-screw bolt of second extension, the one end of nose bar with indisputable double-screw bolt body keeps away from the one end welded fastening of the indisputable double-screw bolt of first extension, the indisputable double-screw bolt of second extension with nose bar sliding fit, be equipped with a plurality of guide bar that is annular equidistant distribution in the indisputable double-screw bolt of second extension, and every the one end welded fastening of guide bar all with the one end welded fastening of indisputable double-screw bolt body.

Preferably, each guide rod is sleeved with a first rubber ring and a second rubber ring which is equal to the first rubber ring in shape and size.

Preferably, the first rubber ring and the second rubber ring are respectively located at two ends of the second extension iron stud.

Preferably, the outer surface of the extension column is provided with a second external thread, and the first extension iron stud is fixed with the extension column through a thread.

Preferably, first external threads are formed in the outer walls of the two ends of the iron stud body, and the iron stud body is equal to the first extension iron stud and the second extension iron stud in thread size.

Preferably, the outer surfaces of the iron stud body, the first extension iron stud and the second extension iron stud are coated with anticorrosive coatings.

Preferably, the second extension iron stud is slidably connected with the guide rod.

Compared with the prior art, the utility model has the beneficial effects that: the iron stud with the adjustable thread segment length rotates the first extension iron stud to enable the first extension iron stud to rotate along the extension column, the total length of the first extension iron stud and the iron stud body can be changed, secondly, the second extension iron stud is moved out of the guide rods, and then a plurality of first rubber rings are respectively sleeved on each guide rod, then one end of each guide rod passes through the second extension iron stud and slides to enable the second extension iron stud to slide along the guide rods, thereby changing the total length of the first extension iron stud, the iron stud body and the second extension iron stud, having simple and convenient operation, being convenient for installing a plurality of parts with higher thickness, solving the problems that the prior iron studs have limited length and are inconvenient for adjusting the integral length, when a thicker part is installed, the two ends of the iron stud easily enter the part completely, and subsequent dismantling is not facilitated.

Drawings

FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;

fig. 2 is a schematic structural view of a first extended iron stud according to embodiment 1 of the present invention;

fig. 3 is a schematic structural view of a second extended iron stud according to embodiment 1 of the present invention;

fig. 4 is a schematic structural diagram of an iron stud body in embodiment 2 of the present invention.

The meaning of the individual reference symbols in the figures is:

1. an iron stud body; 11. a first external thread; 12. a first through groove; 13. an internal thread; 2. a first elongated iron stud; 21. extending the column; 22. a second external thread; 3. a second elongated iron stud; 31. a second through groove; 32. a nose bar; 33. a guide bar; 34. a first rubber ring; 35. and a second rubber ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations and positional relationships based on those 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 referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" 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" or "second" 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 specifically defined otherwise.

Example 1

Referring to fig. 1-3, the present embodiment provides a technical solution:

the utility model provides an iron stud of adjustable screw thread segment length, including iron stud body 1, the both ends of iron stud body 1 are provided with first extension iron stud 2 and second extension iron stud 3 respectively, be equipped with extension post 21 between first extension iron stud 2 and the iron stud body 1, the logical groove 31 of second has been seted up to the intermediate position department of second extension iron stud 3, be equipped with nose bar 32 in the second extension iron stud 3, the one end of nose bar 32 and the one end welded fastening that first extension iron stud 2 was kept away from to iron stud body 1, second extension iron stud 3 and nose bar 32 sliding fit, be equipped with a plurality of in the second extension iron stud 3 and be the guide bar 33 of annular equidistant distribution, and the one end of every guide bar 33 all with the one end welded fastening of iron stud body 1.

In this embodiment, each guide rod 33 is sleeved with a first rubber ring 34 and a second rubber ring 35 having the same shape and size as the first rubber ring 34, so that the second extension iron stud 3 can be prevented from being separated from the guide rod 33 by fixing the second extension iron stud 3.

Further, the first rubber ring 34 and the second rubber ring 35 are respectively located at two ends of the second extension iron stud 3, and can limit two ends of the second extension iron stud 3, so that the second extension iron stud 3 is prevented from sliding on the guide rods 33.

In addition, the outer surface of the extension column 21 is provided with a second external thread 22, and the first extension iron stud 2 and the extension column 21 are fixed by threads, so that the overall length of the extension column 21 and the first extension iron stud 2 can be conveniently adjusted.

In this embodiment, the outer walls of the two ends of the iron stud body 1 are both provided with first external threads 11, and the iron stud body 1 is equal to the first extension iron stud 2 and the second extension iron stud 3 in thread size, so that the whole device can be conveniently screwed into a part.

Furthermore, the outer surfaces of the iron stud body 1, the first extension iron stud 2 and the second extension iron stud 3 are coated with anticorrosive coatings, so that the iron stud body 1, the first extension iron stud 2 and the second extension iron stud 3 which are arranged in a part can be prevented from being rusted, and the service lives of the iron stud body 1, the first extension iron stud 2 and the second extension iron stud 3 can be prolonged conveniently.

It should be noted that the second extension iron stud 3 is slidably connected to the guide rod 33, so that the position of the second extension iron stud 3 on the guide rod 33 can be conveniently adjusted.

When the iron stud with the adjustable thread segment length is used, the first extension iron stud 2 is rotated to rotate along the extension column 21, the total length of the first extension iron stud 2 and the iron stud body 1 can be changed, the second extension iron stud 3 is moved out of the plurality of guide rods 33, the plurality of first rubber rings 34 are respectively sleeved on each guide rod 33, one end of each guide rod 33 penetrates through the second extension iron stud 3 and slides, the second extension iron stud 3 slides along the plurality of guide rods 33, the total length of the first extension iron stud 2, the iron stud body 1 and the second extension iron stud 3 is further changed, after sliding, the plurality of second rubber rings 35 are respectively sleeved on each guide rod 33, the second extension iron stud 3 is prevented from being separated from the guide rods 33, the operation is simple and convenient, the length of the first extension iron stud 2 and the second extension iron stud 3 from the iron stud body 1 can be quickly adjusted, the parts with higher thickness can be conveniently installed.

Example 2

Referring to fig. 4, the present embodiment provides the following technical solutions on the basis of embodiment 1: a first through groove 12 is formed in one end, close to the first extension iron stud 2, of the iron stud body 1, and an internal thread 13 matched with the extension column 21 in size is arranged in the first through groove 12, so that the first extension iron stud 2 can be conveniently detached from the iron stud body 1.

In addition, the extension column 21 and the iron stud body 1 are fixed by screw threads, so that the extension column 21 is conveniently fixed at one end of the iron stud body 1.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an indisputable double-screw bolt of adjustable screw thread segment length, includes indisputable double-screw bolt body (1), the both ends of indisputable double-screw bolt body (1) are provided with first extension indisputable double-screw bolt (2) and second extension indisputable double-screw bolt (3) respectively, its characterized in that: first extension indisputable double-screw bolt (2) with be equipped with between indisputable double-screw bolt body (1) and extend post (21), the intermediate position department of second extension indisputable double-screw bolt (3) has seted up the second and has led to groove (31), be equipped with nose bar (32) in second extension indisputable double-screw bolt (3), the one end of nose bar (32) with indisputable double-screw bolt body (1) is kept away from the one end welded fastening of first extension indisputable double-screw bolt (2), second extension indisputable double-screw bolt (3) with nose bar (32) sliding fit, be equipped with in second extension indisputable double-screw bolt (3) a plurality of and be guide bar (33) of annular equidistant distribution, and every the one end of guide bar (33) all with the one end welded fastening of indisputable double-screw bolt body (1).

2. The adjustable thread segment length iron stud of claim 1, wherein: each guide rod (33) is sleeved with a first rubber ring (34) and a second rubber ring (35) which is equal to the first rubber ring (34) in shape and size.

3. The adjustable thread segment length iron stud of claim 2, wherein: the first rubber ring (34) and the second rubber ring (35) are respectively positioned at two ends of the second extension iron stud (3).

4. The adjustable thread segment length iron stud of claim 1, wherein: the surface of extension post (21) is provided with second external screw thread (22), first extension indisputable double-screw bolt (2) with extend post (21) thread tightening.

5. The adjustable thread segment length iron stud of claim 1, wherein: first external threads (11) are formed in the outer walls of the two ends of the iron stud body (1), and the iron stud body (1) is equal to the threaded sizes of the first extension iron stud (2) and the second extension iron stud (3).

6. The adjustable thread segment length iron stud of claim 1, wherein: the outer surfaces of the iron stud body (1), the first extension iron stud (2) and the second extension iron stud (3) are coated with anticorrosive coatings.

7. The adjustable thread segment length iron stud of claim 1, wherein: the second extension iron stud (3) is connected with the guide rod (33) in a sliding mode.