CN217633361U

CN217633361U - T-shaped square-neck bolt

Info

Publication number: CN217633361U
Application number: CN202220518481.5U
Authority: CN
Inventors: 黄忠龙
Original assignee: Zhejiang Sanlin Metals Products Co Ltd
Current assignee: Zhejiang Sanlin Metals Products Co Ltd
Priority date: 2022-03-10
Filing date: 2022-03-10
Publication date: 2022-10-21
Anticipated expiration: 2032-03-10

Abstract

The utility model discloses a T-shaped square-neck bolt, which comprises a bolt head, a square neck and a stud which are connected in sequence, wherein the horizontal projection of the bolt head is rectangular, the top of the bolt head is arc-shaped, two sides of the square neck relative to the length direction of the bolt head are detachably connected with a plurality of laminating strips, and the laminating strips are vertically distributed and are uniformly and horizontally arranged and are parallel to each other; this T type square neck bolt is through setting up square neck between bolt head and double-screw bolt, and the laminating strip of different thickness is changed to the accessible, comes the different section bar T type groove width of adaptation, guarantees that the whole width of square neck and laminating strip is the same with section bar T type groove width to reach just the adaptation, make its commonality strong, and can make this T type square neck bolt can not remove or rock in the T type groove of section bar, guarantee the stability after the installation.

Description

T-shaped square-neck bolt

Technical Field

The utility model relates to a bolt technical field, more specifically the utility model relates to a T type square neck bolt that says so.

Background

As is known, a bolt is a tool which can be used with a nut in a certain matching way, and has an extremely important purpose, not only can be used as a connecting button of some pipes, but also can play an important role in the installation and connection of some instruments, and a T-shaped bolt is a device which can be used for the connection of some nuts, and has an extremely important application in industry.

The existing T-shaped bolt is usually directly placed into a T-shaped groove of the section bar, and then the connecting part is fastened by a nut, but the width of the T-shaped groove of the existing section bar is more in variety, different groove widths need to use T-shaped bolts of different sizes to be adapted, the T-shaped bolt of a single variety is poor in adaptation universality and insufficient in stability, the situations of moving or shaking and the like are easily caused, and therefore the bolt with good universality and strong stability is needed.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a T type square neck bolt that the commonality is good and stability is strong solves above-mentioned problem.

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

the utility model provides a T type square neck bolt, includes consecutive bolt head, square neck and double-screw bolt, the horizontal projection of bolt head is rectangle to the top of bolt head is the arc, square neck can be dismantled on two sides for bolt head length direction and be connected with a plurality of laminating strips, a plurality of laminating strip vertical distribution and equal horizontal arrangement are parallel to each other.

Further the square neck all is provided with a plurality of T-shaped grooves on two sides for bolt head length direction, laminating strip fixedly connected with T shape strip, T shape strip can insert to the T-shaped inslot.

Furthermore, four corners of the bolt head are provided with chamfers, and fillets are arranged at two ends of the top of the bolt head along the length direction.

Further, the bottom of the stud is provided with a straight groove, and the length direction of the straight groove is parallel to the length direction of the bolt head.

Further, the thread on the stud is a triangular thread.

And further, antirust paint is sprayed on the bolt head, the square neck and the stud.

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

(1) A T type square neck bolt, through set up square neck between bolt head and double-screw bolt, the laminating strip of different thickness is changed to the accessible, comes the different section bar T type groove width of adaptation, guarantees that the whole width of square neck and laminating strip is the same with section bar T type groove width to reach just the adaptation, make its commonality strong, and can make this T type square neck bolt can not remove or rock in the T type groove of section bar, guarantee the stability after the installation.

(2) The utility model discloses a four edges at the bolt head all set up the chamfer to all set up the fillet at the bolt head top along length direction's both ends, thereby make things convenient for the bolt head to insert the T type inslot of section bar, need not careful location and insert.

(3) The utility model discloses a bottom at the double-screw bolt sets up the straight groove, and the length direction of straight groove is parallel with the length direction of bolt head to do not expose at the external world at the bolt head and the double-screw bolt exposes when external, the direction of putting of bolt head is judged to the straight groove of accessible double-screw bolt bottom.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:

FIG. 1 is a side view of a T-shaped lag bolt;

FIG. 2 is a bottom view of a T-shaped lag bolt;

fig. 3 is an enlarged view of a point a in fig. 1.

Labeled in the figure as: 1. a bolt head; 2. a square neck; 3. a stud; 4. chamfering; 5. round corners; 6. a thread; 7. a straight slot; 8. fitting strips; 9. t-shaped strips; 10. t-shaped grooves.

Detailed Description

In the description of the present invention, it should be noted that, for the orientation words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and the positional relationship are indicated based on the orientation or the positional relationship shown in the drawings, and the description is only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or the element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific protection scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and "a plurality" or "a plurality" in the description of the invention means two or more unless a specific definition is explicitly provided.

The utility model provides a T type square neck bolt, as shown in fig. 1-3, including consecutive bolt head 1, square neck 2 and double-screw bolt 3, the horizontal projection of bolt head 1 is the rectangle to the top of bolt head 1 is the arc, square neck 2 can dismantle on two sides for 1 length direction of bolt head and be connected with a plurality of

laminating strips

8, and 8 vertical distributions of a plurality of laminating strips are parallel to each other and equal horizontal arrangement.

In this embodiment, preferably, as shown in fig. 3, square neck 2 all is provided with a plurality of T-shaped grooves 10 on two sides for bolt head 1 length direction, 8 fixedly connected with T-shaped strips 9 of laminating, T-shaped strips 9 can insert to T-shaped grooves 10 in to can make laminating strip 8 and square neck 2 can dismantle and be connected, when the installation, directly insert T-shaped strips 9 to T-shaped grooves 10 in can, during the dismantlement, extract T-shaped strips 9 from T-shaped grooves 10 can, dismouting simple and convenient.

In the present embodiment, preferably, as shown in fig. 1-2, four corners of the bolt head 1 are provided with chamfers 4, and two ends of the top of the bolt head 1 along the length direction are provided with fillets 5, so that the bolt head 1 can be conveniently inserted into the T-shaped groove of the profile without carefully positioning and inserting.

In this embodiment, as shown in fig. 2, a straight groove 7 is preferably disposed at the bottom of the stud 3, and a length direction of the straight groove 7 is parallel to a length direction of the bolt head 1, so that when the bolt head 1 is not exposed to the outside and the stud 3 is exposed to the outside, the arrangement direction of the bolt head 1 can be determined by the straight groove 7 at the bottom of the stud 3.

In the present embodiment, the thread 6 on the stud 3 is preferably a triangular thread 6.

In the preferred embodiment, the bolt head 1, the square neck 2 and the stud 3 are all coated with antirust paint, and the antirust paint is the prior art, so that the T-shaped square neck bolt can be prevented from rusting.

The working principle is as follows:

a T type square neck bolt, through set up square neck 2 between bolt head 1 and double-screw bolt 3, the laminating strip 8 of different thickness (a) is changed to the accessible, come the different section bar T type groove width of adaptation, guarantee that square neck 2 is the same with section bar T type groove width with the whole width of laminating strip 8, thereby reach just the adaptation, make its commonality strong, and can make this T type square neck bolt can not remove or rock in the T type inslot of section bar, guarantee the stability after the installation.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the fan belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a T type square neck bolt which characterized in that: including consecutive bolt head, square neck and double-screw bolt, the horizontal projection of bolt head is rectangle to the top of bolt head is the arc, square neck can dismantle on two sides for bolt head length direction and be connected with a plurality of laminating strips, and a plurality of laminating strip vertical distribution are parallel to each other and equal horizontal arrangement.

2. A T-shaped square neck bolt according to claim 1, wherein: the square neck is provided with a plurality of T-shaped grooves on two sides relative to the length direction of the bolt head, the attaching strip is fixedly connected with T-shaped strips, and the T-shaped strips can be inserted into the T-shaped grooves.

3. A T-shaped square neck bolt according to claim 2, wherein: four corners of the bolt head are provided with chamfers, and fillets are arranged at two ends of the top of the bolt head along the length direction.

4. A T-shaped square neck bolt as defined in claim 3, wherein: the bottom of the stud is provided with a straight groove, and the length direction of the straight groove is parallel to the length direction of the bolt head.

5. A T-shaped square neck bolt according to claim 4, characterized in that: the screw thread on the stud is a triangular screw thread.

6. A T-shaped square-neck bolt according to claim 5, wherein: and antirust paint is sprayed on the bolt head, the square neck and the stud.