CN106523505B - A kind of anti-loose fastening assembly of automatic spacing - Google Patents
A kind of anti-loose fastening assembly of automatic spacing Download PDFInfo
- Publication number
- CN106523505B CN106523505B CN201611255863.9A CN201611255863A CN106523505B CN 106523505 B CN106523505 B CN 106523505B CN 201611255863 A CN201611255863 A CN 201611255863A CN 106523505 B CN106523505 B CN 106523505B
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- CN
- China
- Prior art keywords
- positioning sleeve
- bolt
- stop collar
- diameter
- nut
- 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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- 238000005516 engineering process Methods 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 21
- 238000009434 installation Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000000926 separation method Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 230000007812 deficiency Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012806 monitoring device Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
- F16B39/10—Locking of screws, bolts or nuts in which the locking takes place after screwing down by a plate, spring, wire or ring immovable with regard to the bolt or object and mainly perpendicular to the axis of the bolt
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
- F16B39/24—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by means of washers, spring washers, or resilient plates that lock against the object
- F16B39/26—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by means of washers, spring washers, or resilient plates that lock against the object with spring washers fastened to the nut or bolt-head
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
- Insertion Pins And Rivets (AREA)
Abstract
The present invention relates to a kind of anti-loose fastening assemblies of automatic spacing, belong to and are fastenedly connected technical field.Including stop collar, positioning sleeve and bolt, the stop collar front opening, rear portion are equipped with screwdriver jack, the positioning sleeve is hollow cylinder structure, the front end of the positioning sleeve is equipped with minor diameter inserted terminal, rear end is fixedly connected with the front of the stop collar, and limit cavity is formed in the stop collar, and the end of thread of the bolt is inserted into the positioning sleeve, screw cap end is located in the limit cavity, and spring is equipped between the nut and positioning sleeve；The diameter of the screwdriver jack is less than the diameter of the nut.Advantageous effect is：It cannot be easily caused falling off for bolt during installing and dismounting, connection bolt can position in equipment mounting hole, efficiency improves when bolt external screw thread is connect with structure internal screw line, when Bolt dismantling, by screen resilience, spring ejects bolt, to operating personnel with touch feedback, so that operating personnel is known to have dismantled and is finished, is not required to visually observe.
Description
Technical field
The present invention relates to a kind of anti-loose fastening assemblies of automatic spacing, belong to and are fastenedly connected technical field.
Background technology
In many occasions such as aircraft, mobile monitor, laboratory, monitoring device and housing construction need to be attached, together
When to meet monitoring device periodic maintenance and maintenance, it is desirable that the connection of equipment and housing construction is dismountable.Existing company
Equipment and housing construction are fastenedly connected by connection technology generally use bolt, spring washer, plain washer.When installation, by spring washer,
Then bolt is passed through equipment mounting hole, rotates clockwise bolt, make bolt external screw thread and hull knot by plain washer on bolt
Structure internal thread screws completion installation；It when dismounting, rotates counterclockwise, bolt external screw thread is made to be detached from housing construction internal thread, you can
Complete dismounting.
There are many deficiencies for this interconnection technique：(1) since bolt, spring washer, plain washer are single part and and equipment
Separation needs double cooperation that could complete when equipment is connect with housing construction, and be easy to cause spiral shell in installation, disassembly process
Bolt, spring washer, plain washer fall off, and are not easy to the management of fastenings；(2) in equipment and housing construction connection procedure, spiral shell is connected
Bolt cannot position in equipment mounting hole, and efficiency is low when bolt external screw thread is connect with structure internal screw line.(3) bolt infinite place is connected
Function.When Bolt dismantling, the separation of equipment and housing construction cannot visual intuitive judgment, use is extremely inconvenient.
Invention content
For the deficiency in structure in the prior art, a kind of positioning sleeve of present invention offer and stop collar are relatively fixed, and are connected
Bolt and compressed spring can move axially in positioning sleeve and stop collar.Clamp device utilizes positioning sleeve external screw thread and stand-alone device
Upper internal thread hole is connected, and clamp device is fixed in equipment, and clamp device and equipment is made to be integrally formed, no matter whether connecting bolt
It connect with structure, is in positioning sleeve and stop collar, that realizes automatic spacing anti-loose fastening device does not deviate from function.Dismounting
When, by screen resilience, spring ejects bolt, can be in the installation environment such as space that can not use vision or the sense of hearing, noise
Environment it is medium to operating personnel with touch feedback, so that operating personnel is known to have dismantled and is finished.
The technical solution that the present invention solves above-mentioned technical problem is as follows：A kind of anti-loose fastening assembly of automatic spacing, it is special
Sign is, including stop collar, positioning sleeve and bolt, and the stop collar front opening, rear portion are equipped with screwdriver jack, the positioning
Set is hollow cylinder structure, and the front end of the positioning sleeve is equipped with minor diameter inserted terminal, and rear end and the front of the stop collar are fixed
Connection forms limit cavity in the stop collar, and the end of thread of the bolt is inserted into the positioning sleeve, and screw cap end is located at
In the limit cavity, spring is equipped between the nut and positioning sleeve；The diameter of the screwdriver jack is less than the spiral shell
The diameter of cap.
The beneficial effects of the invention are as follows：(1) falling off for bolt is cannot be easily caused in installation, disassembly process, is easy to fasten
The management of part；
(2) in equipment and housing construction connection procedure, by minor diameter inserted terminal, connection bolt is in equipment mounting hole
It can position, efficiency improves when bolt external screw thread is connect with structure internal screw line.
(3) when Bolt dismantling, the separation of equipment and housing construction, by screen resilience, spring ejects bolt, gives operator
Member is made operating personnel know to have dismantled and finish, is not required to visually observe with touch feedback, very convenient.
Based on the above technical solution, the present invention can also be improved as follows.
Further, include stop collar and positioning sleeve and bolt in integral structure, the positioning sleeve is hollow cylinder
The front end of structure, the positioning sleeve is equipped with minor diameter inserted terminal, and rear end and the front of the stop collar are in integrally connected, described
Form limit cavity in stop collar, the stop collar rear portion is equipped with screwdriver jack, and the end of thread of the bolt is inserted into described
In positioning sleeve, screw cap end is located in the limit cavity, and spring is equipped between the nut and positioning sleeve；The screwdriver is inserted
The diameter in hole is less than the diameter of the nut.
The beneficial effects of the invention are as follows：(1) since stop collar and positioning sleeve are in integral structure, so installing, dismantling
It cannot be easily caused falling off for bolt in journey, be easy to the management of fastenings；
(2) in equipment and housing construction connection procedure, by minor diameter inserted terminal, connection bolt is in equipment mounting hole
It can position, efficiency improves when bolt external screw thread is connect with structure internal screw line.
(3) when Bolt dismantling, the separation of equipment and housing construction, by screen resilience, spring ejects bolt, gives operator
Member is made operating personnel know to have dismantled and finish, is not required to visually observe with touch feedback, very convenient.
Further, the rear end of the positioning sleeve is equipped with the step being linked together, and the stop collar is filled by rolling technology
On the step for fitting over the positioning sleeve；
Further, the stop collar is threadedly coupled with the positioning sleeve
The beneficial effects of the invention are as follows：Step forms limit cavity in stop collar, and control limits the size of cavity, to
The elastic deformation of control spring is played, spring positioning is used for.
Further, the shoulder 7 of evagination is equipped between the step and the minor diameter inserted terminal.
The beneficial effects of the invention are as follows：In dismounting due to the presence of shoulder, dismantling spanner and equipment direct collision are obstructed,
The damage for protecting equipment collision belt.
Description of the drawings
Fig. 1 is 1 structural schematic diagram of the embodiment of the present invention；
Fig. 2 is the use state diagram (bolt releasing orientation) of Fig. 1；
Fig. 3 is the use state diagram (bolt locking state) of Fig. 1；
Fig. 4 is 2 structural schematic diagram of the embodiment of the present invention.
In the accompanying drawings, the list of designations represented by each label is as follows：1, stop collar；2, spring；3, positioning sleeve；3-1,
Step；3-2, minor diameter inserted terminal；4, bolt；5, equipment；6, housing construction；7, shoulder；8, screwdriver jack.
Specific implementation mode
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the present invention.
Embodiment 1
As shown in Figures 1 to 3, including stop collar 1, positioning sleeve 3 and bolt 4,1 front opening of the stop collar, rear portion are equipped with
Screwdriver jack 8, the positioning sleeve 3 are hollow cylinder structure, and the front end of the positioning sleeve 3 is equipped with minor diameter inserted terminal 3-2, after
End is fixedly connected with the front of the stop collar 1, and limit cavity is formed in the stop collar 1, and the end of thread of the bolt 4 is inserted
In the positioning sleeve 3, screw cap end is located in the limit cavity, and spring 2 is equipped between the nut and positioning sleeve 3；
The diameter of the screwdriver jack 8 is less than the diameter of the nut.
The rear end of the positioning sleeve 3 is equipped with the step 3-1 being linked together, and the stop collar 1 is assemblied in by rolling technology
On the step 3-1 of the positioning sleeve；
The stop collar 1 is threadedly coupled with the positioning sleeve 3.
The shoulder 7 of evagination is equipped between the step 3-1 and the minor diameter inserted terminal 3-2
The present invention operation principle be：When original state, the anti-loose fastening assembly of automatic spacing is not connect with housing construction
When, under the resilient support that spring precommpression is formed, bolt nut end and stop collar screw knife jack contact limit attachment screw
Axial position；When the anti-loose fastening assembly of automatic spacing is connect with housing construction when connection status, the nut end of bolt is to bullet
Spring is compressed, and spring generates reversed axial pre tightening force to bolt, and serving prevents bolt looseness.When equipment and housing construction point
From when, the moment that bolt and housing construction are detached from, recoil of spring generates a kind of touch feedback to operator, can be applied to weightlessness
Environment lower structure connects.
When equipment is connect with housing construction, bolt and compressed spring need to be rotated clockwise, bolt is made to generate axial displacement, spiral shell
The bolt end of thread is screwed with housing construction internal thread, and installation is completed.After installation is complete, compression of the bolt to spring realizes anti-
Loose function.
When equipment is detached with housing construction connection, bolt need to be rotated counterclockwise, so that bolt is generated axial displacement, when bolt spiral shell
When line end is completely disengaged with housing construction internal thread, that is, complete the separation of equipment and housing construction.At this point, bolt is in spring precompressed
Under the action of contracting elastic force, bolt nut end and screwdriver jack contact are limited the axial movement of bolt by screwdriver jack, at this time
Bolt visually can be observed to have contacted with screwdriver jack, can determine whether that equipment is separated with structure, realize automatic spacing function.
Embodiment 2
As shown in figure 4, including the stop collar 1 and positioning sleeve 3 and bolt 4 in integral structure, the positioning sleeve 3 is hollow
Cylindrical structure, the front end of the positioning sleeve 3 are equipped with minor diameter inserted terminal 3-2, and the front of rear end and the stop collar 1 is in integrally to connect
It connects, forms limit cavity in the stop collar 1,1 rear portion of the stop collar is equipped with screwdriver jack, the end of thread of the bolt
It is inserted into the positioning sleeve 3, screw cap end is located in the limit cavity, and spring is equipped between the nut and positioning sleeve 3
2；The diameter of the screwdriver jack is less than the diameter of the nut.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (5)
1. a kind of anti-loose fastening assembly of automatic spacing, which is characterized in that including stop collar (1), positioning sleeve (3) and bolt, institute
Stop collar (1) front opening, rear portion are stated equipped with screwdriver jack (8), the positioning sleeve (3) is hollow cylinder structure, described fixed
The front end of position set (3) is equipped with minor diameter inserted terminal (3-2), and rear end is fixedly connected with the front of the stop collar (1), in the limit
Limit cavity is formed in position set (1), the end of thread of the bolt is inserted into the positioning sleeve (3), and screw cap end is located at the limit
In the cavity of position, spring is equipped between the nut and positioning sleeve (3)；The diameter of the screwdriver jack is less than the nut
Diameter.
2. the anti-loose fastening assembly of automatic spacing according to claim 1, which is characterized in that after the positioning sleeve (3)
End is equipped with the step (3-1) being linked together, and the stop collar (1) is assemblied in the step (3- of the positioning sleeve by rolling technology
1) on.
3. the anti-loose fastening assembly of automatic spacing according to claim 2, which is characterized in that the step (3-1) and institute
State the shoulder (7) that evagination is equipped between minor diameter inserted terminal (3-2).
4. the anti-loose fastening assembly of automatic spacing according to claim 1, which is characterized in that the stop collar (1) and institute
State positioning sleeve (3) threaded connection.
5. a kind of anti-loose fastening assembly of automatic spacing, which is characterized in that include the stop collar (1) and positioning sleeve in integral structure
(3) and bolt, the positioning sleeve (3) are hollow cylinder structure, and the front end of the positioning sleeve (3) is equipped with minor diameter inserted terminal
The front of (3-2), rear end and the stop collar (1) is in integrally connected, and limit cavity is formed in the stop collar (1), described
Stop collar (1) rear portion is equipped with screwdriver jack, and the end of thread of the bolt is inserted into the positioning sleeve (3), and screw cap end is located at
In the limit cavity, spring is equipped between the nut and positioning sleeve (3)；The diameter of the screwdriver jack is less than described
The diameter of nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611255863.9A CN106523505B (en) | 2016-12-30 | 2016-12-30 | A kind of anti-loose fastening assembly of automatic spacing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611255863.9A CN106523505B (en) | 2016-12-30 | 2016-12-30 | A kind of anti-loose fastening assembly of automatic spacing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106523505A CN106523505A (en) | 2017-03-22 |
| CN106523505B true CN106523505B (en) | 2018-11-02 |
Family
ID=58335692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611255863.9A Active CN106523505B (en) | 2016-12-30 | 2016-12-30 | A kind of anti-loose fastening assembly of automatic spacing |
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| Country | Link |
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| CN (1) | CN106523505B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107989878A (en) * | 2017-11-29 | 2018-05-04 | 中国航空工业集团公司济南特种结构研究所 | A kind of rebound fastener certainly |
| TWM582084U (en) * | 2019-03-15 | 2019-08-11 | 王鼎瑞 | Anti-loose structure for fastener |
| CN113297711B (en) * | 2021-07-28 | 2022-01-07 | 广东电网有限责任公司中山供电局 | Structure optimization method and device for passive loosening early warning bolt |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102267119A (en) * | 2011-07-12 | 2011-12-07 | 浙江华电器材检测研究所 | Device for quickly disassembling torsional shearing type bolt |
| CN105889280A (en) * | 2015-01-23 | 2016-08-24 | 北京空间技术研制试验中心 | Non-disengagement fastening device and method |
| CN204878174U (en) * | 2015-07-16 | 2015-12-16 | 四川华丰企业集团有限公司 | Location structure locks fast |
| CN205111720U (en) * | 2015-10-20 | 2016-03-30 | 北汽福田汽车股份有限公司 | Fixed snap -fastener erecting tool |
| CN205806191U (en) * | 2016-06-30 | 2016-12-14 | 青岛鸿裕吉轨道交通装备有限公司 | EMUs skirtboard screw fastening |
| CN106065894B (en) * | 2016-08-17 | 2017-12-19 | 玉环天润航空机械制造有限公司 | A kind of vibration proof type quick-release latch mechanism |
| CN206539584U (en) * | 2016-12-30 | 2017-10-03 | 东方蓝天钛金科技有限公司 | A kind of anti-loose fastening assembly of automatic spacing |
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| CN106523505A (en) | 2017-03-22 |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: An automatic limit and anti-loosening fastening component Effective date of registration: 20220804 Granted publication date: 20181102 Pledgee: Yantai Branch of China Merchants Bank Co.,Ltd. Pledgor: ORIENTAL BLUESKY TITANIUM TECHNOLOGY Co.,Ltd. Registration number: Y2022980011951 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220824 Granted publication date: 20181102 Pledgee: Yantai Branch of China Merchants Bank Co.,Ltd. Pledgor: ORIENTAL BLUESKY TITANIUM TECHNOLOGY Co.,Ltd. Registration number: Y2022980011951 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: An automatic limit and anti-loosening fastening component Effective date of registration: 20220831 Granted publication date: 20181102 Pledgee: Yantai Branch of China Merchants Bank Co.,Ltd. Pledgor: ORIENTAL BLUESKY TITANIUM TECHNOLOGY Co.,Ltd. Registration number: Y2022980014130 |
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