CN106895062B - A kind of quick-locking device and its application method - Google Patents
A kind of quick-locking device and its application method Download PDFInfo
- Publication number
- CN106895062B CN106895062B CN201710179847.4A CN201710179847A CN106895062B CN 106895062 B CN106895062 B CN 106895062B CN 201710179847 A CN201710179847 A CN 201710179847A CN 106895062 B CN106895062 B CN 106895062B
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- China
- Prior art keywords
- bolt
- bushing
- panel
- movable
- locking device
- 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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- 238000000034 method Methods 0.000 title claims description 8
- 238000009434 installation Methods 0.000 claims abstract description 27
- 239000007787 solid Substances 0.000 claims description 6
- 239000000565 sealant Substances 0.000 claims description 5
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 239000000314 lubricant Substances 0.000 claims description 2
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 claims description 2
- 229910052982 molybdenum disulfide Inorganic materials 0.000 claims description 2
- 238000007743 anodising Methods 0.000 claims 1
- 235000014676 Phragmites communis Nutrition 0.000 abstract description 17
- 230000000694 effects Effects 0.000 abstract description 13
- 230000009467 reduction Effects 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 5
- 210000002421 cell wall Anatomy 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000000717 retained 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
- F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
- F16B35/04—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
- F16B35/041—Specially-shaped shafts
-
- 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
- F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
- F16B35/04—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
- F16B35/06—Specially-shaped heads
-
- 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
- F16B39/28—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or 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
- F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
- F16B5/02—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of fastening members using screw-thread
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Clamps And Clips (AREA)
Abstract
This patent discloses a kind of quick-locking devices, including two-wire fixing bolt and combination bushing, clamping slot is offered on the body of bolt, combination bushing includes upper bushing body, lower bushing body and a pair of movable intermediate plate, lower bushing body is riveted on upper bushing body, is symmetrically arranged with loose slot on upper bushing body；The activity intermediate plate is mounted in the loose slot and through loose slot.When use, including following steps, Step 1: combination bushing installation: first upper bushing body being riveted on panel, then Clip Reed and movable intermediate plate are mounted in loose slot, lower bushing body is riveted on upper bushing body again, that is, completes the fixation of combination bushing and panel；Step 2: the installation of bolt；Step 3: the installation of panel and bottom plate.Quick-locking device of the invention is directly used cooperatively with original down lock body (or self-locking nut component), and self-locking property is higher, and intensity is big, and bolt can be rested on reliably on panel, other are endangered caused by reduction is flown away from because of vibration.
Description
Technical field
The present invention relates to aerospace fastening device technical fields, and in particular to a kind of panel quick locking dress of Anti-fall
It sets and its application method.
Background technique
The panel locking device of aerospace generally comprises bolt and bolt bush, by installing on bottom plate and panel
Bushing is inserted by bolt, turns bolt, then be used cooperatively with the self-locking nut or down lock body cooperated below bottom plate.
General two-wire bolt, structure as shown in Figure 1 are twisted slot 1 including the body of bolt 2, bolt and are opened with what bushing cooperated
Slot, bolt twist the upper end that slot 1 is located at the body of bolt 2, which includes positioned at the disengaging slot 4 of 2 lower part of the body of bolt and positioned at the body of bolt 2
The opposite annular groove 3 of two of surface, the disengaging slot 4 are in inverted T-shape, and the notch of disengaging slot 4 is connected to annular groove, due to two-wire
Different slots is opened on bolt thread, and fast mouth is formed at each notch like blade is in the screw thread of the nut or down lock body that are screwed into
Diameter generates continuous cutting, before this strikes off the coating on the screw thread of nut or down lock body, then as two-wire bolt and floats
Dynamic being screwed into for nut is back-outed, and the pitch diameter of thread that the notch of two-wire bolt gradually sends out nut or down lock body generates strong cutting
The pitch diameter of thread of effect, the nut or down lock body that lead to cooperation becomes larger, and loses original by pitch diameter of thread radial deformation and double
Flexible deformation keeps the ability of persistently self-locking locking property after the friction of line bolt, simultaneously because the setting of disengaging slot notch, makes
During with installation, due to vibration, bolt can detach from panel, not only be not easy to install, can also be because of inertia
Bolt is flown away from, less serious case can be blocked on the gap of aircraft or space flight and aviation device, and it is heavy then can beat on the person, cause personnel to hurt
It dies.
Summary of the invention
The invention is intended to provide a kind of quick-locking device of panel, to solve the locking device self-lock ability of the prior art
Difference, installation is inconvenient, and bolt cannot reliably rest on the problems in panel.
One of this programme quick-locking device, including two-wire fixing bolt and combination bushing, the fixed spiral shell of the two-wire
Bolt includes the body of bolt and bolt twists slot, and the head of the body of bolt is equipped with bolt and twists slot, and the lower part of the body of bolt is solid hopkinson bar, real
Core bar is the double thread of total cross-section；It is characterized by: being also provided with clamping slot on the body of bolt, the clamping slot is located at the body of bolt
Tail portion, the combination bushing includes upper bushing body, lower bushing body and a pair of movable intermediate plate, between upper bushing body and lower bushing body
Equipped with bushing inner hole, lower bushing body is riveted on upper bushing body, is symmetrically arranged with loose slot on upper bushing body；The activity folder
Piece is mounted in the loose slot and is also equipped with Clip Reed in loose slot, the loose slot, and the Clip Reed side is supported
It holds on the cell wall of loose slot, the other side is supported with movable intermediate plate.
The operation principle of the present invention is that: clamping slot is set in the tail portion of the body of bolt, setting and clamping slot in combination bushing
The movable intermediate plate being used cooperatively, for movable intermediate plate by supporting with the Clip Reed being mounted in loose slot, the body of bolt is downwardly into group
When closing bushing inner hole, since the diameter of bolt head is greater than the distance between two movable intermediate plates, extruding force is made towards movable intermediate plate
With movable intermediate plate moves into loose slot and force Clip Reed deformation, so that the distance between two movable intermediate plates is become larger, movable intermediate plate
It falls into clamping slot, movable intermediate plate both ends are not under compression power effect, and Clip Reed elastic returning, movable intermediate plate is supported in clamping slot
On, the body of bolt continues to be pressed down against, and repeats the above process, and movable intermediate plate supports on thread segment, and stops at an arbitrary position.
The invention has the benefit that two-wire fixing bolt is designed using the double thread of solid stems total cross-section, tension
It is higher to stretch intensity, while body of bolt surface, without fluting, shear strength is also higher compared with traditional product；The design of movable intermediate plate,
Not only two-wire fixing bolt can be made reliably to be retained on panel, due to will not be flown away from because of vibration, while two-wire can also be made to consolidate
Determine bolt and keeps stopping at an arbitrary position with respect to panel, more convenient disassembly and installation in panel；Movable intermediate plate is installed in
It combines in bushing, can be protected well, greatly reduce the chance damaged by a variety of causes, safety is more preferable, passes through
Combination bushing is first mounted on panel by the form of riveting, is combined the over all Integration design of bushing, is reduced component count, more
Convenient to use, bolt, which is inserted directly into combination bushing, can be completed installation, and the installation of bolt is without any tool；This hair
Bright quick-locking device can be directly used cooperatively with original down lock body (or self-locking nut component), and self-locking property is constant,
Intensity is higher, and two-wire fixing bolt can be rested on reliably on panel, other are endangered caused by reduction is flown away from because of vibration.
Further, the two-wire fixing bolt is made of titanium alloy material.On the basis for increasing intensity and service life
On, can effectively alleviator weight.
Further, after the two-wire fixing bolt passages through which vital energy circulates chongyang polarization process, molybdenum disulfide dry lubricant is smeared.
Further, the minimum range of the clamping slot and body of bolt tail portion be screw thread segment length on the body of bolt 1/11 ~
1/13 times.The length of thread segment is generally 1 ~ 6cm in two-wire fixing bolt, matches clamping slot to bolt according to the length of thread segment
The minimum range of body tail portion, apart from too long, the length of thread segment just shortens on the body of bolt, and clamping slot to this section of bolt tail away from
From when being mainly used for movable intermediate plate and falling into clamping slot, it is ensured that the body of bolt is able to maintain uprightly, facilitates installation, therefore minimum range is
1/11 ~ 1/13 times of screw thread segment length on the body of bolt.
Further, the movable intermediate plate is " 7 " font, including clamping end, supports the arc dorsal segment held and positioned at middle part, institute
It states and supports end in loose slot, the clamping end is located at outside loose slot, and the arc dorsal segment is supported with movable intermediate plate.Inwardly squeeze
When pressure activity intermediate plate, arc dorsal segment squeezes Clip Reed, supports end and supports in loose slot, plays position-limiting action, it is ensured that it is to the body of bolt
Clamping effect.
Further, the end of the clamping end is the arc side section bent towards lower bushing body, in order to guarantee using effect,
Contact surface with the body of bolt is arc side section, avoids wearing, and bolt physical efficiency is made smoothly to be inserted into or take out.
Further, the Clip Reed is "U" shaped, the straight section including two tilting sections of two tilting sections and connection,
The straight section supports in activity groove groove wall, and the side of the tilting section supports on arc dorsal segment.Straight section plays position-limiting action,
Ensure that tilting section can smoothly spring back after extrusion and be unlikely to shift.
Further, the upper bushing body and lower bushing body are through solution treatment, the passivated processing of the activity intermediate plate.
The application method of quick-locking device, including following steps, Step 1: combination bushing installation: first by upper lining
Body is riveted on panel, then Clip Reed and movable intermediate plate are mounted in loose slot, bends arc side section towards lower bushing body,
Ensure that the straight section of Clip Reed supports in activity groove groove wall, the side of tilting section supports on arc dorsal segment, later by lower bushing
Body is riveted on upper bushing body, that is, completes the fixation of combination bushing and panel.
Step 2: the installation of bolt: two-wire fixing bolt is put into the combination bushing inner hole being already installed on panel,
It is firmly downwardly into two-wire fixing bolt, two-wire fixing bolt can automatically open movable intermediate plate, and bolt installation can be completed.
Step 3: the installation of panel and bottom plate: being equipped with sealant layer between panel and bottom plate, be downwardly into the fixed spiral shell of two-wire
Bolt is allowed to drop into the self-locking nut or down lock body being equipped with below bottom plate, and rotation bolt twists slot, completes panel and bottom plate
Installation.
Mounted combination bushing or the mounted combination bushing on the panel of reverse side counter boring on panel, combination lining
Set is riveting, bolt is put into the combination bushing inner hole being already installed on panel, is slightly exerted oneself, is downwardly into bolt, bolt
Automatically movable intermediate plate can be opened, movable intermediate plate is fallen into the clamping slot of bolt, it is ensured that bolt will not fall off from panel, and can
That leans on is maintained at this position, and so as to panel installation, bolt can slide up and down in combination bushing, and in the work of movable intermediate plate
Under, keeping stopping at an arbitrary position, in the self-locking nut or down lock body being equipped with below alignment bottom plate, rotation bolt twists slot,
Complete the installation of panel and bottom plate.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of traditional two-wire bolt；
A kind of structural schematic diagram of quick-locking device of Fig. 2 present invention；
A kind of structural schematic diagram of the two-wire fixing bolt of quick-locking device of Fig. 3 present invention；
A kind of structural schematic diagram of the upper bushing body of quick-locking device of Fig. 4 present invention.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail:
Appended drawing reference in Figure of description include: bolt twist slot 1, the body of bolt 2, annular groove 3, disengaging slot 4, clamping slot 5,
Upper bushing body 6, panel 7, movable intermediate plate 8, Clip Reed 9, loose slot 10, sealant layer 11, lower bushing body 12, bottom plate 13, lower lock
Body 14, thread segment 201, bolt tail 202.
Traditional two-wire bolt is as shown in Fig. 1: the fluting twisting slot 1 including the body of bolt 2, bolt and cooperating with bushing, spiral shell
Bolt twists the upper end that slot 1 is located at the body of bolt 2, which includes positioned at the disengaging slot 4 of 2 lower part of the body of bolt and positioned at 2 surface of the body of bolt
Two opposite annular grooves 3, disengaging slot 4 be in inverted T-shape, disengaging slot 4 notch be connected to annular groove 3.
Quick-locking device of the invention is as shown in Fig. 2, to the fixation between panel 7 and bottom plate 13, panel 7 and bottom plate
Sealant layer 11 is equipped between 13, quick-locking device includes two-wire fixing bolt and combination bushing, and two-wire fixing bolt is titanium
Alloy material is made, and two-wire fixing bolt includes the body of bolt 2 and bolt twists slot 1, and the head of the body of bolt 2 offers bolt and twists slot
1, the lower part of the body of bolt 2 is solid hopkinson bar, and solid stems are the double thread of total cross-section；Clamping slot 5 is also provided on the body of bolt 2,
Clamping slot 5 is located at the tail portion of the body of bolt 2, and combination bushing includes upper bushing body 6, lower bushing body 12 and a pair of movable intermediate plate 8, upper lining
Bushing inner hole is equipped between body 6 and lower bushing body 12, lower bushing body 12 is riveted on upper bushing body 6, symmetrical on upper bushing body 6
Be provided with loose slot 10；Movable intermediate plate 8 is inlaid in loose slot 10 and through loose slot 10, living to cooperate with clamping slot 5
It is also equipped with Clip Reed 9 in dynamic slot 10,9 side of Clip Reed supports on the cell wall of loose slot 10, and the other side is supported with movable intermediate plate 8
It holds.
In use, include 3 steps, Step 1: combination bushing installation: first upper bushing body 6 is riveted on panel 7, then
Clip Reed 9 and movable intermediate plate 8 are mounted in loose slot 10, bend arc side section towards lower bushing body 12, it is ensured that Clip Reed 9
Straight section supports on 10 cell wall of loose slot, and the side of tilting section supports on arc dorsal segment, is later riveted on lower bushing body 12
On upper bushing body 6, that is, complete the fixation of combination bushing and panel 7.
Step 2: the installation of bolt: two-wire fixing bolt is put into the combination bushing inner hole being already installed on panel 7
In, it is firmly downwardly into two-wire fixing bolt, two-wire fixing bolt can automatically open movable intermediate plate 8, and bolt peace can be completed
Dress.
Step 3: the installation of panel and bottom plate: being equipped with sealant layer 11 between panel 7 and bottom plate 13, continue with to underthrust
Enter two-wire fixing bolt, be allowed to drop into the self-locking nut being equipped with below bottom plate 13 or down lock body 14, rotation bolt twists slot
1, the installation of panel 7 Yu bottom plate 13 can be completed.
Mounted combination bushing or the mounted combination bushing on the panel 7 of reverse side counter boring on panel 7, combination
Bushing is riveting, bolt is put into the combination bushing inner hole being already installed on panel 7, is slightly exerted oneself, is downwardly into bolt, spiral shell
Bolt can automatically open movable intermediate plate 8, and movable intermediate plate 8 is fallen into the clamping slot 5 of bolt, it is ensured that bolt will not take off from panel 7
It falls, and is reliably maintained at this position, so as to the installation of panel 7, bolt can slide up and down in combination bushing, and in activity
Under the action of intermediate plate 8, keeps stopping at an arbitrary position, be aligned in the self-locking nut or down lock body 14 being equipped with below bottom plate 13,
It rotates bolt and twists slot 1, the installation of panel 7 Yu bottom plate 13 can be completed.
The minimum range of two-wire fixing bolt as shown in Figure 3, clamping slot 5 and bolt tail 202 is screw thread on the body of bolt 2
1/11 ~ 1/13 times of 201 length of section.
As shown in Figure 4: movable intermediate plate 8 is " 7 " font, including clamping end, supports the arc dorsal segment held and positioned at middle part, supports
End is located in loose slot 10, and clamping end is located at outside loose slot 10, and arc dorsal segment is supported with movable intermediate plate 8, inside Compressive activities folder
When piece 8, arc dorsal segment squeezes Clip Reed 9, supports end and supports in loose slot 10, plays position-limiting action；The end of clamping end is direction
The arc side section that lower bushing body 12 is bent, when use, avoid wearing, and the body of bolt 2 is enable smoothly to be inserted into or take out, and Clip Reed 9 is
"U" shaped, the straight section including two tilting sections of two tilting sections and connection, straight section support on 10 cell wall of loose slot, incline
The side of oblique section supports on arc dorsal segment, and straight section plays position-limiting action, it is ensured that tilting section can smoothly be sprung back and unlikely after extrusion
In displacement.
What has been described above is only an embodiment of the present invention, and the common sense such as well known specific structure and characteristic are not made herein in scheme
Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these also should be considered as protection scope of the present invention, these all will not influence what the present invention was implemented
Effect and patent practicability.The scope of protection required by this application should be based on the content of the claims, in specification
The records such as specific embodiment can be used for explaining the content of claim.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710179847.4A CN106895062B (en) | 2017-03-23 | 2017-03-23 | A kind of quick-locking device and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710179847.4A CN106895062B (en) | 2017-03-23 | 2017-03-23 | A kind of quick-locking device and its application method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106895062A CN106895062A (en) | 2017-06-27 |
| CN106895062B true CN106895062B (en) | 2019-04-16 |
Family
ID=59193458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710179847.4A Active CN106895062B (en) | 2017-03-23 | 2017-03-23 | A kind of quick-locking device and its application method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106895062B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4324517A (en) * | 1980-06-16 | 1982-04-13 | Sps Technologies, Inc. | Panel fastener assembly with retainer ring |
| GB2180906A (en) * | 1985-09-20 | 1987-04-08 | Rexnord Inc | Grommet assembly for panel fastener |
| US4728132A (en) * | 1985-12-02 | 1988-03-01 | Trans-Guard Industries, Inc. | Bolt lock |
| CN201080948Y (en) * | 2007-08-09 | 2008-07-02 | 贵州航天精工制造有限公司 | Double thread fastening device |
| US7462008B2 (en) * | 2002-05-02 | 2008-12-09 | Pilgrim Screw Corporation | Structural fasteners and components thereof |
| CN201428719Y (en) * | 2009-06-12 | 2010-03-24 | 贵州航天精工制造有限公司 | Light load-carrying quick release lock |
| CN102287426A (en) * | 2010-06-14 | 2011-12-21 | 美铝公司 | retainer ring |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1550621A (en) * | 1923-10-22 | 1925-08-18 | De Los A Lawton | Door fastener |
| US3061346A (en) * | 1959-03-30 | 1962-10-30 | Robert A Jorgensen | Door catch |
| US3780904A (en) * | 1971-09-23 | 1973-12-25 | Fedders Corp | Pressure compensating door catch assembly |
-
2017
- 2017-03-23 CN CN201710179847.4A patent/CN106895062B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4324517A (en) * | 1980-06-16 | 1982-04-13 | Sps Technologies, Inc. | Panel fastener assembly with retainer ring |
| GB2180906A (en) * | 1985-09-20 | 1987-04-08 | Rexnord Inc | Grommet assembly for panel fastener |
| US4728132A (en) * | 1985-12-02 | 1988-03-01 | Trans-Guard Industries, Inc. | Bolt lock |
| US7462008B2 (en) * | 2002-05-02 | 2008-12-09 | Pilgrim Screw Corporation | Structural fasteners and components thereof |
| CN201080948Y (en) * | 2007-08-09 | 2008-07-02 | 贵州航天精工制造有限公司 | Double thread fastening device |
| CN201428719Y (en) * | 2009-06-12 | 2010-03-24 | 贵州航天精工制造有限公司 | Light load-carrying quick release lock |
| CN102287426A (en) * | 2010-06-14 | 2011-12-21 | 美铝公司 | retainer ring |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106895062A (en) | 2017-06-27 |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A quick locking device and its application method Effective date of registration: 20221219 Granted publication date: 20190416 Pledgee: China Construction Bank Corporation Zunyi branch Pledgor: GUIZHOU HANGRUI AVIATION PRECISION PARTS MANUFACTURING Co.,Ltd. Registration number: Y2022520000054 |
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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 |
Granted publication date: 20190416 Pledgee: China Construction Bank Corporation Zunyi branch Pledgor: GUIZHOU HANGRUI AVIATION PRECISION PARTS MANUFACTURING Co.,Ltd. Registration number: Y2022520000054 |
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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: A quick locking device and its usage method Granted publication date: 20190416 Pledgee: China Construction Bank Corporation Zunyi branch Pledgor: GUIZHOU HANGRUI AVIATION PRECISION PARTS MANUFACTURING Co.,Ltd. Registration number: Y2024520000009 |
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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 |
Granted publication date: 20190416 Pledgee: China Construction Bank Corporation Zunyi branch Pledgor: GUIZHOU HANGRUI AVIATION PRECISION PARTS MANUFACTURING Co.,Ltd. Registration number: Y2024520000009 |