CN209115488U - A kind of screw being easily installed - Google Patents
A kind of screw being easily installed Download PDFInfo
- Publication number
- CN209115488U CN209115488U CN201821741767.XU CN201821741767U CN209115488U CN 209115488 U CN209115488 U CN 209115488U CN 201821741767 U CN201821741767 U CN 201821741767U CN 209115488 U CN209115488 U CN 209115488U
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- screw
- head
- polished rod
- threaded portion
- elastic cushion
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Abstract
The utility model discloses a kind of screws being easily installed, it is related to a kind of fastener, it includes head of screw and shank of screw, the head of screw is in regular hexagon structure, the shank of screw is formed with threaded portion far from the side tapping of head of screw, the shank of screw is formed with polished rod portion close to one end of head of screw, polished rod portion position is preset with elastic cushion, it is formed on elastic cushion and penetrates hole, the polished rod portion, which is worn, penetrates the sliding connection of Kong Bingyu elastic cushion, the diameter for penetrating hole is not less than the outer diameter of threaded portion, the diameter in the polished rod portion is less than the outer diameter of threaded portion.The utility model has the advantages that greatly facilitate staff to the use of screw and elastic cushion and the installation retention efficiency for being able to ascend screw to part.
Description
Technical field
The utility model relates to a kind of fasteners, more particularly, to a kind of screw being easily installed.
Background technique
Screw is a kind of common fastener, is widely used on mechanical, electric appliance and building.In the prior art,
Screw mainly includes that spiral shell determines head and shank of screw, and is threaded with threads on shank of screw.
In practice, staff can will be in screw precession threaded hole.However, being fastened to some parts
When, for the compactness between protection part, screw generally requires tie spacer and is used together, and in utilization, staff is first
It needs for gasket to be mounted on screw, then screw is screwed in threaded hole, and use this operational mode to more large batch of zero
When part is fastened, installation retention efficiency is slower, and there are places to be modified.
Utility model content
In view of the above technical problems, the utility model aim is to propose a kind of screw being easily installed, by being preset in
Elastic cushion in polished rod portion, and fall off by the screw thread of threaded portion limitation elastic cushion, to greatly facilitate staff to screw
With the use of elastic cushion, screw is promoted to the installation retention efficiency of part.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of screw being easily installed, including head of screw and shank of screw, the head of screw are in regular hexagon structure, the spiral shell
Nail rod is formed with threaded portion far from the side tapping of head of screw, and the shank of screw is formed with polished rod portion close to one end of head of screw,
Polished rod portion position is preset with elastic cushion, is formed on the elastic cushion and penetrates hole, and the polished rod portion, which is worn, penetrates Kong Bingyu
Elastic cushion sliding connection, the diameter for penetrating hole are not less than the outer diameter of threaded portion, and the diameter in the polished rod portion is less than spiral shell
The outer diameter of line portion screw thread.
By using above-mentioned technical proposal, in actual production, elastic piece can be preset in polished rod by relevant production units
In portion, by production equipment to threaded portion tapping；Elastic piece is preset in polished rod portion, and polished rod portion, which is worn, penetrates hole, works as elasticity
When the side wall that piece penetrates hole is abutted with the side wall in polished rod portion, the screw thread on threaded portion can limit elastic cushion and be detached from shank of screw；?
In actual utilization, staff directly can carry out installation fastening to part using the screw, and reduction wears gasket process, subtracts
It is few greatly to facilitate use of the staff to screw and elastic cushion the case where loosening on part, screw is promoted to part
Installation retention efficiency.
The utility model is further arranged to: the threaded portion is preset with guidance tip far from one end of head of screw.
By using above-mentioned technical proposal, by guidance tip, further facilitates and part etc. is installed using screw
Terminal operation promotes screw to the installation retention efficiency of part.
The utility model is further arranged to: screw thread, and the screw thread of the guidance tip are provided on the guidance tip
It is smoothly connected with the screw thread of threaded portion.
By using above-mentioned technical proposal, when there is no threaded hole on the part of soft materials, by guidance tip and draw
Screw thread on guide nose end, screw can still screw in part and carry out installation locking to part, guarantee that screw is normal to part
Installation locking operation.
The utility model is further arranged to: the polished rod portion is preset with flat shim away from the side of head of screw, described flat
Through-hole is offered on gasket, the polished rod portion wears through-hole and slides with flat shim and connects, and the diameter of the through-hole is not less than
The outer diameter of threaded portion.
By using above-mentioned technical proposal, increases head of screw to the compressing area of part by flat shim, disperse head of screw
To the pressure of the unit areas such as part, reduces piece surface abrasion condition and occur.
The utility model is further arranged to: the flat shim and elastic cushion are annular in shape, and the diameter of the flat shim is big
In the diameter of elastic cushion.
By using above-mentioned technical proposal, the diameter of flat shim is greater than the diameter of elastic cushion, and in, flat shim can be steady
Fixed carrying elastic cushion guarantees elastic cushion to screw and the normal anti-loose effect of part.
The utility model is further arranged to: crumb loading slot is offered on the threaded portion, and the crumb loading slot penetrates through screw thread
The one end of portion far from head of screw.
By using above-mentioned technical proposal, when the clast left in threaded hole there are tapping, screw screws in threaded hole mistake
Cheng Zhong, clast can be collected in crumb loading slot, reduced the case where clast influences screw screw-in threaded hole and occurred, facilitate work indirectly
Make personnel to the installation terminal operation of screw.
The utility model is further arranged to: the crumb loading slot is from spiral shell on the one end of threaded portion far from head of screw threadingly portion
The rotation direction of line is to head of screw direction spiral.
By using above-mentioned technical proposal, by by the rotation direction spiral of screw thread on crumb loading slot threadingly portion, on the one hand,
The case where crumb loading groove sidewall is contradicted when screw screws in threaded hole with screw thread in threaded hole is reduced, crumb loading groove sidewall is reduced
Influence is threaded into the generation of the case where threaded hole, guarantees that screw screws in the simplification of threaded hole.
The utility model is further arranged to: the head of screw offers internal thread cutter groove on the side of shank of screw.
By using above-mentioned technical proposal, in real work, when there is the case where stripped thread on the outside of head of screw, staff
It can be cooperated by screwdriver and internal thread cutter groove, and then install or remove the screw.
Compared with prior art, the beneficial effects of the utility model are as follows:
(1) it by the elastic cushion being preset in polished rod portion, and falls off by the screw thread of threaded portion limitation elastic cushion, thus pole
Facilitate use of the staff to screw and elastic cushion greatly, promotes screw to the installation retention efficiency of part；
(2) by the way that the crumb loading slot opened up on guidance tip and threaded portion is arranged far from one end of head of screw in threaded portion,
Greatly facilitate staff to the installation terminal operation of screw；
(3) increase head of screw to the compressing area of part using flat shim, disperse head of screw to unit areas such as parts
Pressure reduces piece surface abrasion condition and occurs.
Detailed description of the invention
Fig. 1 is that the integrally-built axis of screw that an embodiment of the present invention major embodiment is easily installed measures meaning
Figure.
Appended drawing reference: 1, head of screw；11, internal thread cutter groove；2, shank of screw；21, polished rod portion；22, threaded portion；23, crumb loading
Slot；24, guidance tip；3, elastic cushion；31, hole is penetrated；4, flat shim；41, through-hole.
Specific embodiment
Below with reference to examples and drawings, the utility model is described in further detail, but the implementation of the utility model
Mode is not limited only to this.
Embodiment
Referring to attached drawing 1, a kind of screw being easily installed, including head of screw 1 and shank of screw 2, head of screw 1 are in regular hexagon knot
One end of structure, shank of screw 2 is integrally formed at the middle part of the one side of 1 thickness direction of head of screw, and the axis of shank of screw 2 is parallel to
The thickness direction of head of screw 1, head of screw 1 offer internal thread cutter groove 11 away from the side in polished rod portion 21；Shank of screw 2 is close to screw
First 1 one end is formed with polished rod portion 21, and shank of screw 2 is formed with threaded portion 22 far from the side tapping of head of screw 1, on threaded portion 22
It is formed with screw thread through tapping, and the outer diameter of screw thread is greater than the diameter in polished rod portion 21 on threaded portion 22；Threaded portion 22 is far from head of screw 1
One end be preset with guidance tip 24, be provided with screw thread on guidance tip 24, and the screw thread of guidance tip 24 and threaded portion 22
Screw thread is smoothly connected.
The position in polished rod portion 21 is preset with elastic cushion 3, and the rounded structure of elastic cushion 3, elastic cushion 3, which is formed with, penetrates hole 31,
Polished rod portion 21 wears to penetrate hole 31 and slide with polished rod portion 21 and connect, and penetrates the diameter in hole 31 slightly larger than screw thread on threaded portion 22
Outer diameter；Elastic cushion 3 is provided with flat shim 4 away from the side of head of screw 1, the rounded structure of flat shim 4, opens up on flat shim 4
There is through-hole 41, polished rod portion 21 wears through-hole 41 and slides with flat shim 4 and connects, and the diameter of through-hole 41 is slightly larger than on threaded portion 22
The outer diameter of screw thread.When the side wall of the through-hole 41 for penetrating hole 31 and flat shim 4 of elastic cushion 3 is abutted with polished rod portion 21, threaded portion
Screw thread on 22 can limit 3 flat shim 4 of elastic cushion and be detached from shank of screw 2.
For the installation terminal operation for further facilitating screw, threaded portion 22 is provided with crumb loading slot far from the side of head of screw 1
23, crumb loading slot 23 is from the rotation direction of screw thread on the one end of threaded portion 22 far from head of screw 1 threadingly portion 22 to 1 direction spiral shell of head of screw
Liter is screwed on, and crumb loading slot 23 penetrates through the one end of threaded portion 22 far from head of screw 1；Also, crumb loading slot 23 is around the circumferential direction of threaded portion 22
It is uniformly arranged three.When the clast left in threaded hole there are tapping, screw is screwed in during threaded hole, and clast can be received
Collection reduces the case where clast influences screw screw-in threaded hole and occurs in crumb loading slot 23.
In summary: in actual production, elastic cushion 3 and flat shim 4 can be preset in polished rod portion by relevant production units
On 21, by production equipment to 22 tapping of threaded portion；When the side wall of the through-hole 41 for penetrating hole 31 and flat shim 4 of elastic cushion 3
When abutting with polished rod portion 21, the screw thread on threaded portion 22 can limit 3 flat shim 4 of elastic cushion and be detached from shank of screw 2；To greatly square
Just use of the staff to screw and elastic cushion 3 promotes screw to the installation retention efficiency of part.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (8)
1. a kind of screw being easily installed, including head of screw (1) and shank of screw (2), the head of screw (1) is in regular hexagon knot
Structure, which is characterized in that the shank of screw (2) is formed with threaded portion (22), the shank of screw far from the side tapping of head of screw (1)
(2) one end close to head of screw (1) is formed with polished rod portion (21), and polished rod portion (21) position is preset with elastic cushion (3), described
It is formed with and penetrates hole (31) on elastic cushion (3), the polished rod portion (21), which wears to penetrate hole (31) and slide with elastic cushion (3), to be connected
It connects, the diameter for penetrating hole (31) is not less than the outer diameter of threaded portion (22) screw thread, and the diameter of the polished rod portion (21) is less than spiral shell
The outer diameter of line portion (22) screw thread.
2. a kind of screw being easily installed according to claim 1, which is characterized in that the threaded portion (22) is far from screw
One end of head (1) is preset with guidance tip (24).
3. a kind of screw being easily installed according to claim 2, which is characterized in that be arranged on the guidance tip (24)
There is screw thread, and the screw thread of the guidance tip (24) and the screw thread of threaded portion (22) are smoothly connected.
4. a kind of screw being easily installed according to claim 1, which is characterized in that the polished rod portion (21) deviates from screw
The side of head (1) is preset with flat shim (4), is offered through-hole (41) on the flat shim (4), the polished rod portion (21) wears logical
Hole (41) simultaneously slides connection with flat shim (4), and the diameter of the through-hole (41) is not less than the outer diameter of threaded portion (22) screw thread.
5. a kind of screw being easily installed according to claim 4, which is characterized in that the flat shim (4) and elastic cushion
(3) annular in shape, the diameter of the flat shim (4) is greater than the diameter of elastic cushion (3).
6. a kind of screw being easily installed according to claim 1, which is characterized in that offered on the threaded portion (22)
Crumb loading slot (23), and the one end of the crumb loading slot (23) perforation threaded portion (22) far from head of screw (1).
7. a kind of screw being easily installed according to claim 6, which is characterized in that the crumb loading slot (23) is from threaded portion
(22) one end far from head of screw (1) threadingly on portion (22) rotation direction of screw thread to head of screw (1) direction spiral.
8. a kind of screw being easily installed according to claim 1, which is characterized in that the head of screw (1) deviates from screw
Internal thread cutter groove (11) are offered on the side of bar (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821741767.XU CN209115488U (en) | 2018-10-25 | 2018-10-25 | A kind of screw being easily installed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821741767.XU CN209115488U (en) | 2018-10-25 | 2018-10-25 | A kind of screw being easily installed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209115488U true CN209115488U (en) | 2019-07-16 |
Family
ID=67202268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821741767.XU Active CN209115488U (en) | 2018-10-25 | 2018-10-25 | A kind of screw being easily installed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209115488U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112303099A (en) * | 2020-10-29 | 2021-02-02 | 黄冈格罗夫氢能汽车有限公司 | Carbon fiber composite material bolt connection method for hydrogen energy automobile |
-
2018
- 2018-10-25 CN CN201821741767.XU patent/CN209115488U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112303099A (en) * | 2020-10-29 | 2021-02-02 | 黄冈格罗夫氢能汽车有限公司 | Carbon fiber composite material bolt connection method for hydrogen energy automobile |
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