CN213145014U

CN213145014U - Sleeve for reinforcing bolt fastening

Info

Publication number: CN213145014U
Application number: CN202022129418.6U
Authority: CN
Inventors: 唐爱红
Original assignee: Yangzhou Yaxin Fastener Industry Co ltd
Current assignee: Yangzhou Yaxin Fastener Industry Co ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-05-07
Anticipated expiration: 2030-09-25

Abstract

The utility model relates to a hardware and tools field just discloses a sleeve of strengthening bolt-up, including first sleeve and second sleeve, first sleeve bottom fixed mounting has first round platform, first round platform bottom fixed mounting has the second round platform, first sleeve one side fixed mounting has the connecting block, the other end fixed mounting of connecting block has the second sleeve. This kind of sleeve of reinforcing bolt-up, through emboliaing the threaded rod in first sleeve, spill most advanced from the second round platform, aim at the wall body that needs the nailing with most advanced, beat the briquetting, through most advanced, first round platform and second round platform, make first sleeve and second sleeve can get into the wall body fast, thereby need not beat the hole to the wall body, then get into the wall body back completely until first sleeve and second sleeve, it is rotatory in inserting the screw socket with the screwdriver, the threaded rod gets into to the wall body, prop disconnected connecting block, first sleeve and the telescopic outer wall of second make pot hole shape and increased frictional force and reached the effect of fastening more.

Description

Sleeve for reinforcing bolt fastening

Technical Field

The utility model relates to a hardware and tools field specifically is a strengthen sleeve of bolt-up.

Background

The bolt is a mechanical part, a cylindrical threaded fastener matched with a nut, a fastener composed of a head part and a screw rod is matched with the nut and used for fastening and connecting two parts with through holes, the connection form is called bolt connection, if the nut is screwed off from the bolt, the two parts can be separated, so the bolt connection belongs to detachable connection, the bolt is a general expression of the fastener, and the bolt is a tool for fastening machine parts of an object step by utilizing the physical and mathematical principles of the inclined plane circular rotation and the friction force of the object.

However, in the process of long-term use of the traditional bolt sleeve, the bolt and the sleeve can be inserted into the sleeve to be screwed down only after the wall body is hard and needs to be drilled, and sometimes, errors can occur during drilling, so that a hole drill is large, the bolt and the sleeve are screwed down after being inserted, and the screwing effect cannot be achieved, so that the bolt and the sleeve are wasted, and most sleeves in the market are made of plastics, so that the sleeve is not suitable for being used for a long time, and the plastic deformation cannot achieve the fastening effect.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a strengthen sleeve of bolt-up possesses the installation that need not to punch, advantages such as the fastening degree is stronger, has solved the problem that the background art provided.

(II) technical scheme

Need not to punch the installation, the stronger purpose of fastening degree for realizing the aforesaid, the utility model provides a following technical scheme: the utility model provides a sleeve of reinforcing bolt-up, includes first sleeve and second sleeve, first sleeve bottom fixed mounting has first round platform, first round platform bottom fixed mounting has the second round platform, first sleeve one side fixed mounting has the connecting block, the other end fixed mounting of connecting block has the second sleeve, first internal thread has been seted up to first sleeve inner wall, the second internal thread has been seted up to second sleeve inner wall, the internal thread connection of first sleeve and second sleeve has the threaded rod, most advanced has been seted up to the threaded rod bottom, threaded rod outer wall fixed mounting has the external screw thread, threaded rod top fixed mounting has the briquetting, the screw socket has been seted up on the briquetting top.

Preferably, the bottom ends of the first sleeve and the second sleeve are respectively and fixedly mounted at the top of the first circular truncated cone, and the shape and the size of the bottom ends of the first sleeve and the second sleeve are equal to those of the top of the first circular truncated cone.

Preferably, the diameter value at first round platform top is greater than bottom diameter value, first round platform bottom diameter value with the top diameter value of second round platform equals, and the diameter value of first round platform bottom is less than two millimeters, the hole is all run through to first round platform and the inside hole of seting up of second round platform, and the round platform width value equals.

Preferably, the number of the connecting blocks is six, the connecting blocks are fixedly installed on two sides of one side of the first sleeve respectively, three connecting blocks are installed at equal intervals according to numerical values, and the connecting blocks are made of resin.

Preferably, first sleeve and second sleeve size are equal, and the top shape is fan-shaped, and the material of first sleeve and second sleeve adopts the alloy, and the outer wall is made the pothole form.

Preferably, the size values of the first internal thread and the second internal thread are matched with the size value of the external thread.

Preferably, the height value of the threaded rod is greater than the sum of the height values of the first sleeve and the first and second round tables.

(III) advantageous effects

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

the sleeve for reinforcing the fastening of the bolt has the advantages that the threaded rod is sleeved into the first sleeve, the tip is leaked from the second round table, the tip is aligned to a wall body to be nailed, and a pressing block is knocked, the first sleeve and the second sleeve can quickly enter the wall body through the tip, the first round table and the second round table, thereby the hole drilling is not needed to be carried out on the wall body, the hole drilling error is not caused, the hole drilling is enlarged, the bolt and the sleeve are screwed after being inserted, the effect of screwing cannot be achieved due to the looseness of the bolt and the sleeve, then until first sleeve and second sleeve get into the wall body after completely, insert the screw thread with the screwdriver and rotatory in, the threaded rod gets into to the wall body, props off the connecting block, because of the connecting block adopts resin can two sleeves of adhesion still easy breakage not influence firmly, first sleeve and second telescopic material adopt the alloy, and the outer wall is made the pothole form and has increased frictional force and reach the effect of fastening more.

Drawings

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

FIG. 2 is a schematic view of the bottom structure of the sleeve of the present invention;

FIG. 3 is a front view of the sleeve according to the present invention;

fig. 4 is a schematic view of the bolt structure of the present invention.

In the figure: 1. a first sleeve; 11. a first internal thread; 2. a threaded rod; 21. an external thread; 22. a tip; 3. pressing blocks; 31. screwing; 4. a second sleeve; 41. a second internal thread; 5. a first circular table; 6. a second circular table; 7. and (4) connecting the blocks.

Detailed Description

The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-4, the utility model provides a technical scheme, a sleeve for reinforcing bolt fastening, comprising a first sleeve 1 and a second sleeve 4, a first circular table 5 is fixedly installed at the bottom of the first sleeve 1, a second circular table 6 is fixedly installed at the bottom of the first circular table 5, the bottoms of the first sleeve 1 and the second sleeve 4 are respectively fixedly installed at the top of the first circular table 5, the bottom of the first sleeve 1 and the bottom of the second sleeve 4 are equal to the top of the first circular table 5 in shape and size, the top of the first circular table 5 has a diameter value larger than that of the bottom, the bottom of the first circular table 5 has a diameter value equal to that of the top of the second circular table 6, the bottom of the first circular table 5 has a diameter value smaller than two millimeters, holes are respectively formed in the first circular table 5 and the second circular table 6, and the circular table has a same width value, a connecting block 7 is fixedly installed at one side of the first sleeve 1, the other end of the connecting block, first internal thread 11 has been seted up to 1 inner wall of first sleeve, and the size value adaptation of the size value of first internal thread 11 and second internal thread 41 and external screw thread 21, and second internal thread 41 has been seted up to 4 inner walls of second sleeve, and the internal thread connection of first sleeve 1 and second sleeve has threaded

rod

2, and 2 outer wall fixed mounting of threaded rod has

external screw thread

21, and 2 top fixed mounting of threaded rod have a briquetting 3, and the screw mouth 31 has been seted up on 3 tops of briquetting.

In summary, the following steps:

wherein, connecting block 7 quantity is six, and fixed mounting is in 1 one side both sides of first sleeve respectively, and one side three is numerical value equidistance installation, and connecting block 7's material adopts the resin, has viscidity and easily breaks up, does not influence following operation, and first sleeve 1 and second sleeve 4 size equal, and the top shape is fan-shaped, and the material of first sleeve 1 and second sleeve 4 adopts the alloy, and intensity is higher difficult for breaking, and pot hole shape is made to the outer wall for increase frictional force.

Wherein, the height value of threaded rod 2 is greater than the sum of the height value of first sleeve 1 and first round platform 5 and second round platform 6, prevents that the nail is obstructed when like the wall body, and 2 bottom of threaded rod have seted up most advanced 22, and most advanced 22 are used for stabbing the wall body, and the radian of first round platform 5 and second round platform 6 reduces the resistance that the sleeve got into.

During operation, firstly, the threaded rod 2 is sleeved into the first sleeve 1, the tip 22 is leaked from the second round table 6, the tip 22 is aligned to a wall body needing to be nailed, the pressing block 3 is beaten, and the first round table 5 and the second round table 6 are passed through the tip 22, so that the first sleeve 1 and the second sleeve 4 can rapidly enter the wall body, then the first sleeve 1 and the second sleeve 4 are inserted into the screw port 31 to rotate until the first sleeve 1 and the second sleeve 4 completely enter the wall body, the threaded rod 2 enters the wall body, and the connecting block 7 is broken.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A sleeve for reinforcing bolt fastening, comprising a first sleeve (1) and a second sleeve (4), characterized in that: first sleeve (1) bottom fixed mounting has first round platform (5), first round platform (5) bottom fixed mounting has second round platform (6), first sleeve (1) one side fixed mounting has connecting block (7), the other end fixed mounting of connecting block (7) has second sleeve (4), first internal thread (11) have been seted up to first sleeve (1) inner wall, second internal thread (41) have been seted up to second sleeve (4) inner wall, first sleeve (1) and second sleeve (4) internal thread are connected with threaded rod (2), most advanced (22) have been seted up to threaded rod (2) bottom, threaded rod (2) outer wall fixed mounting has external screw thread (21), threaded rod (2) top fixed mounting has briquetting (3), screw mouth (31) have been seted up on briquetting (3) top.

2. A sleeve for reinforcing a bolt fastening according to claim 1, wherein: the bottom ends of the first sleeve (1) and the second sleeve (4) are fixedly installed at the top of the first round table (5) respectively, and the shape and the size of the bottom ends of the first sleeve (1) and the second sleeve (4) are equal to that of the top of the first round table (5).

3. A sleeve for reinforcing a bolt fastening according to claim 1, wherein: the diameter value at first round platform (5) top is greater than bottom diameter value, first round platform (5) bottom diameter value with the top diameter value of second round platform (6) equals, and the diameter value of first round platform (5) bottom is less than two millimeters, first round platform (5) and second round platform (6) are inside all to run through and to set up the hole, and the round platform width value equals.

4. A sleeve for reinforcing a bolt fastening according to claim 1, wherein: the number of the connecting blocks (7) is six, the connecting blocks are respectively fixedly installed on two sides of one side of the first sleeve (1), one side of each connecting block is three, the connecting blocks are installed in a numerical value equidistant mode, and the connecting blocks (7) are made of resin.

5. A sleeve for reinforcing a bolt fastening according to claim 1, wherein: first sleeve (1) and second sleeve (4) size equal, and the top shape is fan-shaped, and the material of first sleeve (1) and second sleeve (4) adopts the alloy, and pot hole form is made to the outer wall.

6. A sleeve for reinforcing a bolt fastening according to claim 1, wherein: the size values of the first internal thread (11) and the second internal thread (41) are matched with the size value of the external thread (21).

7. A sleeve for reinforcing a bolt fastening according to claim 1, wherein: the height value of the threaded rod (2) is greater than the sum of the height values of the first sleeve (1), the first round table (5) and the second round table (6).