CN208169303U - A kind of combined bolt with external screw thread connection sleeve - Google Patents
A kind of combined bolt with external screw thread connection sleeve Download PDFInfo
- Publication number
- CN208169303U CN208169303U CN201820744580.9U CN201820744580U CN208169303U CN 208169303 U CN208169303 U CN 208169303U CN 201820744580 U CN201820744580 U CN 201820744580U CN 208169303 U CN208169303 U CN 208169303U
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- CN
- China
- Prior art keywords
- sleeve
- bolt
- screw thread
- external screw
- screw rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of combined bolts with external screw thread connection sleeve, including bolt head, screw rod and sleeve, the outer surface bottom side of the sleeve is provided with the first fixation hole, the outer surface bottom other side of the sleeve is provided with the second fixation hole, the outer surface of the sleeve is provided with the second external screw thread, sealing hole is provided at the top of the sleeve, the top of the bolt head is fixedly connected with one end of screw rod, the other end of the screw rod runs through sleeve by sealing hole, the outer surface of the screw rod is provided with the first external screw thread, the top center of the bolt head is provided with fixing groove, the bottom of the sleeve is bolted by fixing groove and bolt head.This kind of utility model design is reasonable, it is easy to use, combined bolt is very suitable to use, by being provided with sleeve and the second externally threaded compounding practice mode, it can be convenient and the nut of different model is cooperated, effectively raise the utilization rate of bolt, avoid waste of resource, it is simple and convenient, it is suitble to be widely popularized.
Description
Technical field
The utility model relates to securing member technical field, in particular to a kind of combination with external screw thread connection sleeve
Type bolt.
Background technique
Bolt, by head and screw rod a kind of fastener dimerous, screw rod be with externally threaded cylindrical body, need to be with
Nut cooperation, for being fastenedly connected two parts for having through-hole.This type of attachment claims to be bolted, such as nut from bolt
On screw off, and the two parts can be made to separate, therefore being bolted is to belong to be detachably connected.
Bolt is widely used in various machinery fields, many kinds of.Currently, have a kind of assembling bolt in the market, including
Head and screw rod, screw rod include being equipped with externally threaded threaded portion and the interconnecting piece for connecting thread portion and head, the company
Socket part is equipped with gasket, and the head includes main part and the end face for being placed in main part both ends.Wherein, head, interconnecting piece, threaded portion
It is being needed for successively integrally connected since during fabrication, the axial dimension on head would generally be more much smaller than the axial dimension of screw rod
Will with nut cooperate when, usually tightened by head, head be usually be in what smooth structure was arranged, this allows for tightening
During, the connecting portion between head and interconnecting piece is easy to happen fracture, so that the service life of bolt is too short, it is existing
Bolt function is single, can only cooperate the nut of specific model, the utilization rate that will lead to bolt in this way is poor, waste of resource.
Utility model content
The main purpose of the utility model is to provide a kind of combined bolt with external screw thread connection sleeve, Ke Yiyou
Effect solves the problems in background technique.
To achieve the above object, the technical solution that the utility model is taken is：
A kind of combined bolt with external screw thread connection sleeve, including bolt head, screw rod and sleeve, the sleeve it is outer
Surface bottom portion side is provided with the first fixation hole, and the outer surface bottom other side of the sleeve is provided with the second fixation hole, the sleeve
Outer surface be provided with the second external screw thread, be provided with sealing hole at the top of the sleeve, the one of the top of the bolt head and screw rod
End is fixedly connected, and the other end of the screw rod runs through sleeve by sealing hole, and the outer surface of the screw rod is provided with the first outer spiral shell
Line, the top center of the bolt head are provided with fixing groove, and the bottom of the sleeve is bolted by fixing groove and bolt head, institute
The bottom side for stating sleeve is fixedly connected by the first fixing bolt with the cooperation of the first fixation hole with the side of fixing groove, the set
The bottom other side of cylinder is fixedly connected by the second fixing bolt with the cooperation of the second fixation hole with the other side of fixing groove.
Further, the sealing hole is internally provided with sealing ring, and the diameter of the sealing hole is greater than the diameter of screw rod
0.5mm。
Further, the sleeve is stainless steel material, and the sleeve is hollow structure inside, and the sleeve is relative to spiral shell
Bolt head and screw rod are detachable structure.
Further, one end of first fixing bolt is fixedly connected with the first bolt cap, one end of second fixing bolt
It is fixedly connected with the second bolt cap.
Further, metal gasket, the thickness of the metal gasket are provided between the bottom and sleeve of the bolt head
For 1-2mm.
Further, the bottom of the fixing groove is provided with non-slip mat, and the non-slip mat is rubber material.
Further, the outer surface of the bolt head is provided with anti-skid chequer, and the shape of the anti-skid chequer is ripple glaze.
Compared with prior art, the utility model has the advantages that：This kind of utility model design is reasonable, user
Just, it is very suitable to combined bolt to use, by being provided with sleeve and the second externally threaded compounding practice mode, can be convenient pair
The nut of different model is cooperated, and is effectively raised the utilization rate of bolt, is avoided waste of resource, solid by being provided with first
The cooperation for determining bolt and the second fixing bolt one first bolt cap and the second bolt cap, can be convenient and be fixed sleeve in disassembly, pass through
First bolt cap and the second bolt cap gently one draw, i.e., detachably, gently press, can fix, effectively reduce the labor of operator
Fatigue resistance is provided with ripple glaze by being provided with anti-skid chequer, and by anti-skid chequer, effectively increases friction when bolt head is fixedly connected
Power prevents from twisting into two parts, safely and effectively, simple and convenient, is suitble to be widely popularized.
Detailed description of the invention
Fig. 1 is the utility model whole interior structural schematic diagram.
Fig. 2 is the utility model external structure schematic diagram.
Fig. 3 is the utility model overlooking structure diagram.
Fig. 4 is the left side structure schematic view of the utility model.
Fig. 5 is the right side structure schematic view of the utility model.
In figure：1, bolt head；2, sleeve；3, screw rod；4, the first external screw thread；5, the second external screw thread；6, anti-skid chequer；7, first
Bolt cap；8, the second bolt cap；9, fixing groove；10, non-slip mat；11, the first fixation hole；12, sealing ring；13, metal gasket；14,
Two fixing bolts；15, the first fixing bolt；16, the second fixation hole；17, sealing hole.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
As shown in Figs. 1-5, a kind of combined bolt with external screw thread connection sleeve, including bolt head 1, screw rod 3 and set
Cylinder 2, the outer surface bottom side of the sleeve 2 is provided with the first fixation hole 11, and the outer surface bottom other side of the sleeve 2 is provided with
Second fixation hole 16, the outer surface of the sleeve 2 are provided with the second external screw thread 5, and the top of the sleeve 2 is provided with sealing hole 17,
The top of the bolt head 1 is fixedly connected with one end of screw rod 3, and the other end of the screw rod 3 runs through sleeve by sealing hole 17
2, the outer surface of the screw rod 3 is provided with the first external screw thread 4, and the top center of the bolt head 1 is provided with fixing groove 9, institute
The bottom for stating sleeve 2 is bolted by fixing groove 9 and bolt head 1, and the side of the bottom side and fixing groove 9 of the sleeve 2 passes through
First fixing bolt 15 is fixedly connected with the cooperation of the first fixation hole 11, and the bottom other side of the sleeve 2 is another with fixing groove 9
Side is fixedly connected by the second fixing bolt 14 with the cooperation of the second fixation hole 16.
Wherein, the sealing hole 17 is internally provided with sealing ring 12, and the diameter of the sealing hole 17 is greater than the straight of screw rod 3
Diameter 0.5mm improves the compactness of sleeve 2 and screw rod 3.
Wherein, the sleeve 2 is stainless steel material, and the sleeve 2 is hollow structure inside, and the sleeve 2 is relative to spiral shell
Bolt head 1 and screw rod 3 are detachable structure, convenient to replace to sleeve 2, increase the service life of sleeve 2.
Wherein, one end of first fixing bolt 15 is fixedly connected with the first bolt cap 7, one end of second fixing bolt 14
It is fixedly connected with the second bolt cap 8, easy to disassemble and fixes sleeve 2.
Wherein, metal gasket 13, the thickness of the metal gasket 13 are provided between the bottom and sleeve 2 of the bolt head 1
Degree is 1-2mm, and the compactness of bolt is turned up.
Wherein, the bottom of the fixing groove 9 is provided with non-slip mat 10, and the non-slip mat 10 is rubber material, to sleeve 2 into
Row is fixed, and prevents sleeve 2 from skidding inside fixing groove 9.
Wherein, the outer surface of the bolt head 1 is provided with anti-skid chequer 6, and the shape of the anti-skid chequer 6 is ripple glaze, increases
Frictional force when bolt head 1 is fixedly connected prevents from twisting into two parts.
It should be noted that the utility model is a kind of combined bolt that sleeve is connected with external screw thread, when work, when
When screw rod 3 can cooperate with nut, the cooperation of screw rod 3 and bolt head 1 can be directly used, when screw rod 3 cannot cooperate with nut
When, sleeve 2 can be put into the fixing groove 9 on bolt head 1 by staff, right by the first fixing bolt 15 and the second fixing bolt 14
Sleeve 2 is fixed, and thus can be convenient sleeve 2 and nut is cooperated, and by the anti-skid chequer 6 on bolt head 1, tightens
, when not using sleeve 2, the first bolt cap 7 and the second bolt cap 8 one can gently be drawn, i.e. removable sleeve 2, simple side
Just.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (7)
1. a kind of combined bolt with external screw thread connection sleeve, including bolt head (1), screw rod (3) and sleeve (2), special
Sign is：The outer surface bottom side of the sleeve (2) is provided with the first fixation hole (11), the outer surface bottom of the sleeve (2)
The other side is provided with the second fixation hole (16), and the outer surface of the sleeve (2) is provided with the second external screw thread (5), the sleeve (2)
Top is provided with sealing hole (17), and the top of the bolt head (1) is fixedly connected with one end of screw rod (3), the screw rod (3) it is another
Sleeve (2) are run through by sealing hole (17) in one end, and the outer surface of the screw rod (3) is provided with the first external screw thread (4), the bolt
The top center of head (1) is provided with fixing groove (9), and the bottom of the sleeve (2) passes through fixing groove (9) and bolt head (1) bolt
It connects, the bottom side of the sleeve (2) and the side of fixing groove (9) pass through the first fixing bolt (15) and the first fixation hole (11)
Cooperation is fixedly connected, and the other sides of the bottom other side of the sleeve (2) and fixing groove (9) passes through the second fixing bolt (14) and the
The cooperation of two fixation holes (16) is fixedly connected.
2. a kind of combined bolt with external screw thread connection sleeve according to claim 1, it is characterised in that：It is described close
Sealing of hole (17) is internally provided with sealing ring (12), and the diameter of the sealing hole (17) is greater than the diameter 0.5mm of screw rod (3).
3. a kind of combined bolt with external screw thread connection sleeve according to claim 1, it is characterised in that：The set
Cylinder (2) is stainless steel material, and the sleeve (2) is hollow structure inside, and the sleeve (2) is relative to bolt head (1) and screw rod
It (3) is detachable structure.
4. a kind of combined bolt with external screw thread connection sleeve according to claim 1, it is characterised in that：Described
One end of one fixing bolt (15) is fixedly connected with the first bolt cap (7), and one end of second fixing bolt (14) is fixedly connected with
Two bolt caps (8).
5. a kind of combined bolt with external screw thread connection sleeve according to claim 1, it is characterised in that：The spiral shell
Be provided with metal gasket (13) between the bottom and sleeve (2) of bolt head (1), the metal gasket (13) with a thickness of 1-2mm.
6. a kind of combined bolt with external screw thread connection sleeve according to claim 1, it is characterised in that：It is described solid
The bottom for determining slot (9) is provided with non-slip mat (10), and the non-slip mat (10) is rubber material.
7. a kind of combined bolt with external screw thread connection sleeve according to claim 1, it is characterised in that：The spiral shell
The outer surface of bolt head (1) is provided with anti-skid chequer (6), and the shape of the anti-skid chequer (6) is ripple glaze.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820744580.9U CN208169303U (en) | 2018-05-18 | 2018-05-18 | A kind of combined bolt with external screw thread connection sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820744580.9U CN208169303U (en) | 2018-05-18 | 2018-05-18 | A kind of combined bolt with external screw thread connection sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208169303U true CN208169303U (en) | 2018-11-30 |
Family
ID=64363789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820744580.9U Expired - Fee Related CN208169303U (en) | 2018-05-18 | 2018-05-18 | A kind of combined bolt with external screw thread connection sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208169303U (en) |
-
2018
- 2018-05-18 CN CN201820744580.9U patent/CN208169303U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181130 Termination date: 20200518 |