CN109707721A - A kind of dedicated firm hexagonal locknut of engineering machinery - Google Patents
A kind of dedicated firm hexagonal locknut of engineering machinery Download PDFInfo
- Publication number
- CN109707721A CN109707721A CN201910046707.9A CN201910046707A CN109707721A CN 109707721 A CN109707721 A CN 109707721A CN 201910046707 A CN201910046707 A CN 201910046707A CN 109707721 A CN109707721 A CN 109707721A
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- China
- Prior art keywords
- nut
- rubber ring
- fastening nut
- screw thread
- tightly
- 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.)
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- Bolts, Nuts, And Washers (AREA)
- Connection Of Plates (AREA)
Abstract
The invention discloses a kind of dedicated firm hexagonal locknuts of engineering machinery, including fastening nut, second nut, rubber ring holds part tightly, fastening nut internal screw thread chamber is equipped in the fastening nut vertically, the fastening nut upper end is equipped with lug boss, the lug boss outer surface coiling is equipped with external screw thread, the second nut inner thread that can cooperate with external screw thread is equipped in second nut, it is detachably connected between second nut and fastening nut by the cooperation of external screw thread and the second nut inner thread, the second nut upper end is equipped with rubber ring and holds part installation cavity tightly, the rubber ring, which is held tightly, is equipped with rubber ring holding part in part installation cavity, the present invention holds part tightly by rubber ring will be arranged in the second nut, when the second nut is tightened, rubber ring holding part, which is deformed, embraces bolt, increase rubber ring hold tightly part with Contact area between bolt enhances frictional force, improves anti-loosening performance, improve the safety of nut.
Description
[technical field]
The present invention relates to the technical fields of the technical field of nut, especially hexagonal locknut.
[background technique]
Nut is also known as nut, is a kind of fixed tool, and there is hole at center, has screw thread on the inside of hole.Nut often with
The screw that size is harmonious shares, with the related engagement part of fixation.If the environmental factors such as vibration enable nut loosen, glue can be used
The tools such as water or safety pin are further that related part is reinforced.Nut is in hexagon more, next is square.On engineering mechanical device
It needs to use a large amount of nuts to be fastened, the fastening effect of nut affects the safe operation of engineering mechanical device, existing nut
Structure is simple, is easily loosened due to vibration etc. after long-time use, causes some potential safety problems.
[summary of the invention]
The object of the invention is to solve the problems of the prior art, proposes that a kind of engineering machinery is dedicated and consolidate locking hexagonal
Nut can be improved the anti-loosening performance of nut, improve safety.
To achieve the above object, the invention proposes a kind of dedicated firm hexagonal locknuts of engineering machinery, including fastening
Nut, the second nut, rubber ring hold part tightly, are equipped with fastening nut internal screw thread chamber vertically in the fastening nut, described is tight
Gu nut upper end is equipped with lug boss, the lug boss outer surface coiling is equipped with external screw thread, and being equipped in second nut can
With the second nut inner thread cooperated with external screw thread, pass through external screw thread and the second spiral shell between second nut and fastening nut
The cooperation of female internal screw thread is detachably connected, and the second nut upper end is equipped with rubber ring and holds part installation cavity, the rubber tightly
It encircles in tight part installation cavity and is equipped with rubber ring holding part, the rubber ring holding part installation cavity upper end is equipped with can be with fastening spiral shell
The annular rib of female top cooperation, the annular rib are equipped with the through-hole that can cooperate with fastening nut internal screw thread chamber, institute
The diameter for the through-hole stated is less than the diameter of fastening nut internal screw thread chamber.
Preferably, the fastening nut lower end is equipped with annular shirt rim.
Preferably, the annular shirt rim lower end surface is equipped with non-slip texture.
Preferably, being coaxially disposed between the annular shirt rim and fastening nut, the annular shirt rim and fastening spiral shell
It is an integral molding structure between mother.
Preferably, the externally threaded height is slightly above the height of the second nut inner thread.
Preferably, the internal diameter that the rubber ring holds part tightly is less than or equal to the straight of the fastening nut internal screw thread chamber
Diameter, the rubber ring, which holds part tightly, has certain elasticity.
A kind of dedicated firm hexagonal locknut of engineering machinery of the present invention the utility model has the advantages that the present invention by by the second nut
Interior setting rubber ring holds part tightly, and when the second nut is tightened, rubber ring holding part, which is deformed, embraces bolt, increases rubber
The contact area between tight part and bolt is encircled, enhances frictional force, improves anti-loosening performance, improve the safety of nut.
Feature and advantage of the invention will be described in detail by embodiment combination attached drawing.
[Detailed description of the invention]
Fig. 1 is a kind of dedicated firm hexagonal locknut structural schematic diagram main view of engineering machinery of the present invention；
Fig. 2 is a kind of main view cross-sectional view of the dedicated firm hexagonal locknut of engineering machinery of the present invention.
In figure: 1- fastening nut, the second nut of 2-, 3- rubber ring hold part, 11- fastening nut internal screw thread chamber, 12- protrusion tightly
Portion, 13- annular shirt rim, the second nut inner thread of 21-, 22- rubber ring hold tightly part installation cavity, 23- annular rib, 24- through-hole,
121- external screw thread, 131- non-slip texture.
[specific embodiment]
Refering to fig. 1 and Fig. 2, a kind of dedicated firm hexagonal locknut of engineering machinery of the present invention, including fastening nut 1, the
Two nuts 2, rubber ring hold part 3 tightly, are equipped with fastening nut internal screw thread chamber 11, the fastening vertically in the fastening nut 1
1 upper end of nut is equipped with lug boss 12, and 12 outer surface of lug boss, which is coiled, is equipped with external screw thread 121, in second nut 2
Equipped with the second nut inner thread 21 that can cooperate with external screw thread 121, pass through between second nut 2 and fastening nut 1
External screw thread 121 and the cooperation of the second nut inner thread 21 are detachably connected, and 2 upper end of the second nut is held tightly equipped with rubber ring
Part installation cavity 22, the rubber ring, which is held tightly, is equipped with rubber ring holding part 3 in part installation cavity 22, the rubber ring holds part peace tightly
22 upper ends of behaveing affectedly are equipped with the annular rib 23 that can cooperate with 1 top of fastening nut, and the annular rib 23 is equipped with can be with
The diameter of the through-hole 24 cooperated with fastening nut internal screw thread chamber 11, the through-hole 24 is less than the straight of fastening nut internal screw thread chamber 11
Diameter, 1 lower end of fastening nut are equipped with annular shirt rim 13, and 13 lower end surface of annular shirt rim is equipped with non-slip texture 131, institute
It is coaxially disposed between the annular shirt rim 13 stated and fastening nut 1, is integrated between the annular shirt rim 13 and fastening nut 1
Type structure, the height of the external screw thread 121 are slightly above the height of the second nut inner thread 21, and the rubber ring holds part 3 tightly
Internal diameter be less than or equal to the diameter of the fastening nut internal screw thread chamber 11, the rubber ring hold tightly part 3 have it is certain
Elasticity.
The course of work of the present invention:
A kind of dedicated firm hexagonal locknut of engineering machinery of the present invention during the work time, by the fastening of fastening nut 1
The bolt fixed needed for being aligned of nut inner thread chamber 11, fastening nut 1 is tightened, and the second nut 2 is passed through external screw thread 121 and the
The cooperation of two nut inner threads 21 is tightened, and the rubber ring in the second nut 2 holds part 3 tightly by annular rib 23 and fastening nut 1
The extruding on top deforms, and will embrace bolt, increases the contact area between rubber ring holding part and bolt, enhancing friction
Power,.
Above-described embodiment is the description of the invention, is not limitation of the invention, after any pair of simple transformation of the present invention
Scheme all belong to the scope of protection of the present invention.
Claims (6)
1. a kind of dedicated firm hexagonal locknut of engineering machinery, it is characterised in that: including fastening nut (1), the second nut
(2), rubber ring holds part (3) tightly, is equipped with fastening nut internal screw thread chamber (11) in the fastening nut (1) vertically, described is tight
Gu nut (1) upper end is equipped with lug boss (12), the coiling of the lug boss (12) outer surface is equipped with external screw thread (121), described
The second nut inner thread (21) that can cooperate with external screw thread (121), second nut (2) are equipped in second nut (2)
It is detachably connected between fastening nut (1) by external screw thread (121) and the cooperation of the second nut inner thread (21), described
Two nuts (2) upper end is equipped with rubber ring and holds part installation cavity (22) tightly, and the rubber ring, which is held tightly, is equipped with rubber in part installation cavity (22)
Rubber ring holds part (3) tightly, and rubber ring holding part installation cavity (22) upper end is equipped with can be with the cooperation of fastening nut (1) top
Annular rib (23), the annular rib (23) are equipped with the through-hole that can cooperate with fastening nut internal screw thread chamber (11)
(24), the diameter of the through-hole (24) is less than the diameter of fastening nut internal screw thread chamber (11).
2. a kind of dedicated firm hexagonal locknut of engineering machinery as described in claim 1, it is characterised in that: the fastening
Nut (1) lower end is equipped with annular shirt rim (13).
3. a kind of dedicated firm hexagonal locknut of engineering machinery as claimed in claim 2, it is characterised in that: the annular
Skirt (13) lower end surface is equipped with non-slip texture (131).
4. a kind of dedicated firm hexagonal locknut of engineering machinery as claimed in claim 2, it is characterised in that: the annular
It is coaxially disposed between skirt (13) and fastening nut (1), is integrated between the annular shirt rim (13) and fastening nut (1)
Type structure.
5. a kind of dedicated firm hexagonal locknut of engineering machinery as described in claim 1, it is characterised in that: the outer spiral shell
The height of line (121) is slightly above the height of the second nut inner thread (21).
6. a kind of dedicated firm hexagonal locknut of engineering machinery as described in claim 1, it is characterised in that: the rubber
The internal diameter for encircling tight part (3) is less than or equal to the diameter of the fastening nut internal screw thread chamber (11), and the rubber ring is held tightly
Part (3) has certain elasticity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910046707.9A CN109707721A (en) | 2019-01-18 | 2019-01-18 | A kind of dedicated firm hexagonal locknut of engineering machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910046707.9A CN109707721A (en) | 2019-01-18 | 2019-01-18 | A kind of dedicated firm hexagonal locknut of engineering machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109707721A true CN109707721A (en) | 2019-05-03 |
Family
ID=66262295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910046707.9A Withdrawn CN109707721A (en) | 2019-01-18 | 2019-01-18 | A kind of dedicated firm hexagonal locknut of engineering machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109707721A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110005684A (en) * | 2019-05-07 | 2019-07-12 | 浙江格莱姆乐器有限公司 | A kind of bulging ear snail is female |
| CN110185693A (en) * | 2019-06-27 | 2019-08-30 | 海盐县富宏紧固件有限公司 | A kind of self-locking anti-skidding nut for holding function tightly of band |
| CN110285129A (en) * | 2019-07-10 | 2019-09-27 | 海盐建盛五金制品有限公司 | A kind of anti-slip high-intensitive hex nut |
-
2019
- 2019-01-18 CN CN201910046707.9A patent/CN109707721A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110005684A (en) * | 2019-05-07 | 2019-07-12 | 浙江格莱姆乐器有限公司 | A kind of bulging ear snail is female |
| CN110185693A (en) * | 2019-06-27 | 2019-08-30 | 海盐县富宏紧固件有限公司 | A kind of self-locking anti-skidding nut for holding function tightly of band |
| CN110285129A (en) * | 2019-07-10 | 2019-09-27 | 海盐建盛五金制品有限公司 | A kind of anti-slip high-intensitive hex nut |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 314300 No.8, Chenjia Road, Yixing District, Wuyuan Industrial Park, Wuyuan street, Haiyan County, Jiaxing City, Zhejiang Province Applicant after: Jiaxing Huayi Technology Co., Ltd Address before: 314300 East Sea Avenue West, Qinxiang Road North, Wuyuan Street, Haiyan County, Jiaxing City, Zhejiang Province Applicant before: Jiaxing Huayi Hardware Technology Co., Ltd. |
|
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190503 |