CN110230635B

CN110230635B - Tee bend hinge bolt

Info

Publication number: CN110230635B
Application number: CN201910521291.1A
Authority: CN
Inventors: 梅列文; 梅小文; 黄亚东; 贺其新
Original assignee: Hubei Deng Feng High Strength Bolt Co ltd
Current assignee: Hubei Deng Feng High Strength Bolt Co ltd
Priority date: 2019-06-17
Filing date: 2019-06-17
Publication date: 2021-03-16
Anticipated expiration: 2039-06-17
Also published as: CN110230635A

Abstract

The invention discloses a three-way hinge bolt which comprises a hinge bolt main body, wherein a screw head is installed at the upper end of the hinge bolt main body, a hexagonal screw surface is installed on the outer side of the screw head, a screw rod is installed at the lower end of the hinge bolt main body, a polished rod is installed in the middle of the hinge bolt main body, a first large inner through hole is installed in the middle of the lower portion of one end of the interior of the polished rod, and a first small inner through hole is installed on one side of the first large inner through hole. The polished rod and the rotating sleeve are rotatably connected through the slip ring, three pairs of large inner through holes and small inner through holes with different sizes are respectively arranged at two sides and one end of the polished rod, the two sides and one end of the rotating sleeve are respectively provided with the same outer through holes, and the position of the rotating sleeve can be rotated clockwise through the slip ring, so that the outer through holes on the rotating sleeve are superposed with the large inner through holes or the small inner through holes on the polished rod, the size of the through holes is changed, the adjustment is convenient, and the operation is simple.

Description

Tee bend hinge bolt

Technical Field

The invention relates to the technical field of three-way hinge bolts, in particular to a three-way hinge bolt.

Background

The bolt is a cylindrical threaded fastener which belongs to a mechanical part and is matched with a nut, a fastener which consists of a head part and a screw rod is matched with the nut and is used for tightly connecting two parts with through holes, the connection form is called bolt connection, if the nut is screwed off the bolt, the two parts can be separated, so the bolt connection belongs to detachable connection, because the bolt is also one of railway accessories, the railway accessories are components of railway lines, the track comprises a steel rail, a sleeper, a connecting part, a track bed, an anti-climbing device, a rail brace, a turnout and the like, the track is used as an integral engineering structure, is laid on a roadbed, plays a guiding role of train operation, directly bears the huge pressure of a locomotive vehicle and the load thereof, and each component of the track has enough strength and stability under the dynamic role of train operation, the train can run safely, stably and uninterruptedly at the specified maximum speed, and the hinged bolts can be connected through hinges.

There are still deficiencies related to a three-way hinge bolt, such as: in the installation use process of the hinge screw, under special conditions, the through hole of the installation hinge is not large enough, the installation use effect is affected, and the adjustment of the size of the through hole is not convenient.

Disclosure of Invention

The invention aims to provide a three-way hinge bolt, which solves the problems that in the installation and use process of the hinge screw in the background technology, the hinge is loosened due to the fact that a through hole for installing the hinge is larger, the installation and use effects are affected, and the size of the through hole is inconvenient to adjust under special conditions.

In order to achieve the purpose, the invention provides the following technical scheme: a three-way hinge bolt comprises a hinge bolt main body, wherein a bolt head is installed at the upper end of the hinge bolt main body, a hexagonal bolt surface is installed at the outer side of the bolt head, a screw rod is installed at the lower end of the hinge bolt main body, a polished rod is installed in the middle of the hinge bolt main body, a first inner large through hole is installed at the middle position below one end of the interior of the polished rod, a first inner small through hole is installed at one side of the first inner large through hole, a second inner large through hole is installed at the middle position above one side of the interior of the polished rod, a second inner small through hole is installed at one side of the second inner large through hole, a rotary sleeve is installed on the outer ring of the polished rod, a first outer through hole is installed at the middle position below one end of the interior of the rotary sleeve, an anti-slip layer is installed at two sides of one end of the rotary sleeve, a second outer through hole, an upper limiting block is arranged above the polish rod, and a lower limiting block is arranged below the polish rod.

Preferably, the upper part and the lower part of the polish rod are provided with grooves, and the rotating sleeve is rotatably connected with the polish rod through a sliding ring.

Preferably, the slip ring is connected with the rotating sleeve through welding, and the anti-slip layer is connected with the rotating sleeve through pressing and embedding.

Preferably, the upper limiting block, the lower limiting block and the polish rod are connected through welding, and the upper limiting block and the screw head are connected through welding.

Preferably, a third outer through hole is formed in the other side above the inside of the rotating sleeve, and the third outer through hole and the rotating sleeve are in a symmetrical structure.

Preferably, a third inner large through hole and a third inner small through hole are respectively formed in the middle position and the other side above the inside of the polish rod, and the third inner small through hole and the second inner small through hole are arranged in opposite directions.

Preferably, the top end of the screw head is provided with an inner groove, a hollow opening is formed in the middle of the inner part of the inner groove, and the hollow opening is communicated with the inner part of the hinge bolt main body.

Preferably, the number of the anti-slip layers is four, and the four anti-slip layers are respectively installed on two sides of the first outer through hole, the second outer through hole and the third outer through hole and have the same interval.

Compared with the prior art, the invention has the beneficial effects that:

1. the polished rod and the rotating sleeve are rotatably connected through the slip ring, three pairs of large inner through holes and small inner through holes with different sizes are respectively arranged at two sides and one end of the polished rod, the two sides and one end of the rotating sleeve are respectively provided with the same outer through holes, and the position of the rotating sleeve can be rotated clockwise through the slip ring, so that the outer through holes on the rotating sleeve are superposed with the large inner through holes or the small inner through holes on the polished rod, the size of the through holes is changed, the adjustment is convenient, and the operation is simple.

Drawings

FIG. 1 is a schematic structural view of a three-way hinge bolt according to the present invention;

FIG. 2 is a side view of a three-way hinge bolt of the present invention;

FIG. 3 is a schematic view of the internal structure of a three-way hinge bolt according to the present invention;

FIG. 4 is an internal side view of a three-way hinge bolt of the present invention;

FIG. 5 is a top view of a three-way hinge bolt of the present invention;

FIG. 6 is a schematic view of the detail structure of part A of the present invention.

In the figure: 1. hexagonal screw surface; 2. a screw head; 3. an upper limit block; 4. an anti-slip layer; 5. a rotating sleeve; 6. a first outer through hole; 7. a lower limiting block; 8. a screw; 9. a hinge bolt body; 10. a second outer through hole; 11. a hollow port; 12. a polish rod; 13. a first inner large through hole; 14. a first inner small through hole; 15. a second inner small through hole; 16. a second inner large through hole; 17. and a slip 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.

Referring to fig. 1-6, an embodiment of the present invention is shown: a three-way hinge bolt comprises a hinge bolt main body 9, a screw head 2 is installed at the upper end of the hinge bolt main body 9, the screw head 2 is convenient to install and fix a screw rod 8, a hexagonal screw surface 1 is installed at the outer side of the screw head 2, the hexagonal screw surface 1 increases the friction area of the screw head 2 and is convenient to screw, the screw rod 8 is installed at the lower end of the hinge bolt main body 9, the hinge bolt main body 9 and a fixing piece are installed and fixed by the screw rod 8, a polish rod 12 is installed in the middle of the hinge bolt main body 9, the polish rod 12 is used for installing and fixing a rotary sleeve 5, a first large inner through hole 13 is installed in the middle of the lower portion of one end of the inner portion of the polish rod 12, the first large inner through hole 13 is used for installing and connecting a hinge, a first small inner through hole 14 is installed on one side of the first large inner through hole 13, the first small inner through hole 14 is used for installing and connecting a small hinge, big through-hole 16 increases the number of through-hole in the second, little through-hole 15 in the second is installed to one side of big through-hole 16 in the second, install swivel sleeve 5 on the outer lane of polished rod 12, swivel sleeve 5 rotates the use to big through-hole 13 in first or little through-hole 14 in first, first outer through-hole 6 is installed to the intermediate position of the below of the one end of swivel sleeve 5's inside, first outer through-hole 6 is fixed with big through-hole 13 in first or little through-hole 14 coincidence, the installation hinge, skid resistant course 4 is installed to the both sides of the one end of swivel sleeve 5, skid resistant course 4 is convenient for the hand to be held between the fingers, second outer through-hole 10 is installed to the intermediate position of the top of one side of swivel sleeve 5, upper limit block 3 is installed to the top of polished rod 12, upper limit block 3 fixes swivel sleeve 5, lower limit block 7 is installed to the below of polished rod.

Further, grooves are arranged above and below the polished rod 12, the rotating sleeve 5 is rotatably connected with the polished rod 12 through the sliding ring 17, and the sliding ring 17 can be fixed more firmly through the grooves.

Further, the sliding ring 17 passes through welded connection with the rotating sleeve 5, and the skid resistant course 4 is inlayed through the pressfitting with the rotating sleeve 5 and is connected, and it is more firm to make the installation of sliding ring 17 and rotating sleeve 5 through the welding, is convenient for install skid resistant course 4 through inlaying.

Further, go up spacing block 3, spacing block 7 passes through welded connection with polished rod 12 down, and go up spacing block 3 and pass through welded connection with spiral shell head 2, can increase the fastness of spacing block 3, spacing block 7 down through the welding.

Further, the other side of the inside top of swivel sleeve 5 is provided with the outer through-hole of third, and the outer through-hole of third sets up to symmetrical structure with swivel sleeve 5, can make hinge bolt main part 9 possess the tee bend structure through the outer through-hole of third.

Further, a third inner large through hole and a third inner small through hole are respectively formed in the middle position and the other side above the inside of the polish rod 12, the third inner small through hole and the second inner small through hole 15 are arranged in opposite directions, and the positions of the three inner small through holes and the positions of the outer through holes can be overlapped through the opposite directions.

Further, the top end of the screw head 2 is provided with an inner groove, a hollow opening 11 is formed in the middle of the inner portion of the inner groove, the hollow opening 11 is communicated with the inner portion of the hinge bolt main body 9, and the hinge bolt main body 9 can be made to be of a hollow structure through communication.

Further, skid resistant course 4 is provided with four altogether, and four skid resistant courses 4 install respectively and install in the both sides of installing at the outer through-hole of first outer through-hole 6, second 10 and the outer through-hole of third, and the interval is the same, through four skid resistant courses 4 handheld rotations of a plurality of angles of being convenient for.

The working principle is as follows: during the use, select the through-hole of required size in first big through-hole 13 and the little through-hole 14 in first according to the size of hinge, the skid resistant course 4 is held between the fingers, makes swivel sleeve 5 clockwise rotation through sliding ring 17, makes first outer through-hole 6 and first big through-hole 13 or the coincidence of first little through-hole 14 in, makes the outer through-hole 10 of second and big through-hole 16 in the second or the coincidence of little through-hole 15 in the second fixed simultaneously, it can with the through-hole is inlayed through the hinge with the through-hole to fix hinge bolt main part 9.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. 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.

Claims

1. The utility model provides a tee bend hinge bolt, includes hinge bolt main part (9), its characterized in that: the screw head (2) is installed at the upper end of the hinge bolt main body (9), the hexagonal screw surface (1) is installed at the outer side of the screw head (2), the screw rod (8) is installed at the lower end of the hinge bolt main body (9), the polished rod (12) is installed at the middle of the hinge bolt main body (9), the first inner large through hole (13) is installed at the middle position below one end of the inner part of the polished rod (12), the first inner small through hole (14) is installed at one side of the first inner large through hole (13), the second inner large through hole (16) is installed at the middle position above one side of the inner part of the polished rod (12), the second inner small through hole (15) is installed at one side of the second inner large through hole (16), the rotary sleeve (5) is installed on the outer ring of the polished rod (12), the first outer through hole (6) is installed at the middle position below one end of the inner part of the, the anti-skid layer (4) is installed to the both sides of the one end of swivel sleeve (5), the outer through-hole of second (10) is installed to the intermediate position of the top of one side of swivel sleeve (5), stopper (3) is installed on the top of polished rod (12), stopper (7) is down installed to the below of polished rod (12), first outer through-hole (6) with the outer through-hole of second (10) size is the same, swivel sleeve (5) and polished rod (12) pass through sliding ring (17) swivelling joint, through sliding ring (17) can rotate clockwise the position of swivel sleeve (5), make outer through-hole on swivel sleeve (5) with interior big through-hole or interior little through-hole on polished rod (12) coincide to change the size of through-hole.

2. The three-way hinge bolt of claim 1, wherein: grooves are arranged above and below the polish rod (12).

3. The three-way hinge bolt of claim 2, wherein: the slip ring (17) is connected with the rotating sleeve (5) through welding, and the anti-slip layer (4) is connected with the rotating sleeve (5) through pressing and embedding.

4. The three-way hinge bolt of claim 1, wherein: the upper limiting block (3), the lower limiting block (7) and the polish rod (12) are connected through welding, and the upper limiting block (3) and the screw head (2) are connected through welding.

5. The three-way hinge bolt of claim 1, wherein: the other side of the upper part of the inner part of the rotating sleeve (5) is provided with a third outer through hole, and the third outer through hole and the rotating sleeve (5) are arranged to be of a symmetrical structure.

6. The three-way hinge bolt of claim 1, wherein: the middle position and the other side above the interior of the polish rod (12) are respectively provided with a third inner large through hole and a third inner small through hole, and the third inner small through hole and the second inner small through hole (15) are arranged in opposite directions.

7. The three-way hinge bolt of claim 1, wherein: the top of the screw head (2) is provided with an inner groove, a hollow opening (11) is formed in the middle of the inner part of the inner groove, and the hollow opening (11) is communicated with the inner part of the hinge bolt main body (9).

8. The three-way hinge bolt of claim 1, wherein: the anti-skid layers (4) are four in number, and the four anti-skid layers (4) are respectively installed on two sides of the first outer through hole (6), the second outer through hole (10) and the third outer through hole and are the same in distance.