CN108189909A - A kind of gas-operated lock solution device - Google Patents
A kind of gas-operated lock solution device Download PDFInfo
- Publication number
- CN108189909A CN108189909A CN201611122814.8A CN201611122814A CN108189909A CN 108189909 A CN108189909 A CN 108189909A CN 201611122814 A CN201611122814 A CN 201611122814A CN 108189909 A CN108189909 A CN 108189909A
- Authority
- CN
- China
- Prior art keywords
- locking bar
- housing
- locking
- return spring
- gas
- 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.)
- Granted
Links
- 238000007789 sealing Methods 0.000 claims description 13
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000000243 solution Substances 0.000 abstract description 6
- 238000002347 injection Methods 0.000 abstract description 4
- 239000007924 injection Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/14—Understructures, i.e. chassis frame on which a vehicle body may be mounted of adjustable length or width
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K15/00—Collapsible or foldable cycles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The present invention relates to a kind of gas-operated lock solution devices, housing is threadedly coupled with end cap, locking bar is hermetically connected with the shell, and one end of locking bar is located in housing, and the other end is pierced by by end cap and is connect with end cap seal, return spring is cased on one end of locking bar, one end of return spring is connected with locking bar, and the other end is connected to the bottom surface of enclosure interior, and one end of adjustment screw is penetrated by housing bottom, it is connect with the threaded one end of locking bar, the other end of adjustment screw is located at hull outside；Enclosure interior is independent two chambers by locking bar point, and return spring is placed in a chamber of housing bottom, and, by being provided with air inlet/outlet in the chamber sidewall of proximal cover, air inlet/outlet is connected with air source for another；Locking bar realizes automatic self-locking, and locking bar retraction is made to realize unlock by being acted on locking bar by air inlet/outlet air inlet by the elastic force of return spring.The present invention is respectively acting on locking bar by return spring or the gas of injection, is axially moveable locking bar, automatic to realize self-locking or unlock.
Description
Technical field
The present invention relates to from lock device, specifically a kind of gas-operated lock solution device.
Background technology
At present, there is application in all trades and professions from lock device, it has also become one of common equipment of people.It is existing can be with
Realize that the structure of self-locking is all manually realized, once the object being locked is applied to the power mistake on the part for playing self-locking
When big, manual unlocking is manually gone just to need to overcome the power for being applied to and playing on self-locking part, one needs operating personnel to apply
Add very big external force, two easily damage the hand of operating personnel, and when serious it is even more impossible to realize unlock.
Invention content
In order to solve the above problem existing for existing manually-operated self-locking structure, the purpose of the present invention is to provide one kind
Gas-operated lock solution device.Self-locking, the unlock of the gas-operated lock solution device are automatically performed.
The purpose of the present invention is achieved through the following technical solutions：
The present invention includes housing, end cap, locking bar, return spring, adjustment screw and adjusting nut, middle casing and the end
Lid is threadedly coupled, and is passed through the end cap and be mounted on the object for needing to carry out self-locking, and the locking bar is hermetically connected with the shell, the lock
One end of bar is located in housing, and the other end is pierced by by the end cap and is connect with the end cap seal, is covered on one end of the locking bar
There is return spring, one end of the return spring is connected with the locking bar, and the other end is connected to the bottom surface of the enclosure interior, described
One end of adjustment screw is penetrated by housing bottom, is connect with the threaded one end of the locking bar, and the other end of the adjustment screw is located at
The hull outside, and it is threaded with the adjusting nut of adjustment locking bar stroke；The enclosure interior is independent by locking bar point
Two chambers, the return spring are placed in a chamber of housing bottom, another leans on the chamber sidewall of proximal cover
On be provided with air inlet/outlet, which is connected with air source；The locking bar realizes automatic self-locking by the elastic force of return spring,
And locking bar retraction is made to realize unlock by being acted on locking bar by the air inlet/outlet air inlet；
Wherein：The locking bar is in the form of a column, and centre extends radially outward to form piston, i.e. the axial cross section of the locking bar is
" ten " font, the external peripheral surface of the piston are contacted by piston oil seal with the inner wall sealing of housing；The return spring position
Between piston and the bottom of housing, one end of the return spring is connected with the piston；
The other end that the locking bar is located at outside end cap is equipped with ball, and one end end which is located in the housing is equipped with
The threaded hole being threadedly coupled with adjustment screw；
Locking nut and adjusting nut are threaded in the adjustment screw respectively, which is located at the housing
End abutment interior, with described locking bar one end, the adjusting nut are located at outside housing, are abutted with the housing bottom；
The housing is the tubular structure of one end open, and openend is threadedly coupled with the end cap, and bottom is provided with described in confession
The unthreaded hole that adjustment screw passes through；
The edge of the end cap is along the circumferential direction evenly equipped with multiple fixing threaded holes for being used to connect with carrying out self-locking object, should
End cap is tightly connected by oil sealing and sealing ring with the locking bar；
The locking bar, housing, the longitudinal center line of end cap and adjustment screw are conllinear, and in the axial direction of the air inlet/outlet
Heart line is perpendicular.
Advantages of the present invention is with good effect：
1. the present invention is respectively acting on locking bar by return spring or the gas of injection, it is axially moveable locking bar, automatically
Self-locking or unlock are realized, without again by manual operation.
It is 2. the configuration of the present invention is simple, convenient for disassembly and assembly.
3. after automatic self-locking of the present invention, return spring acts on locking bar always, self-locking state is stablized.
4. locking bar one end of the present invention is provided with ball, when carrying out the relative movement of self-locking object, the cambered surface and object of locking bar
Frictional force is small between surface.
Description of the drawings
Fig. 1 is the structure sectional view of the present invention；
Wherein：1 is locking bar, and 2 be oil sealing, and 3 be fixing threaded hole, and 4 be air inlet/outlet, and 5 be housing, and 6 be piston, and 7 be piston
Oil sealing, 8 be return spring, and 9 be locking nut, and 10 be adjustment screw, and 11 be adjusting nut, and 12 be end cap, and 13 be sealing ring, 14
For ball.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.
As shown in Figure 1, the present invention includes housing 5, end cap 12, locking bar 1, return spring 8 and adjustment screw 10, middle casing
5 be the tubular structure of one end open, and the inner wall of openend is formed with internal thread, and bottom is provided with the unthreaded hole passed through for adjustment screw 10.
End cap 12 is threadedly coupled with the openend of housing 5, the through-hole being pierced by for locking bar 1 is provided in the centre of end cap 12, and in through-hole
Hole wall upper edge is radially provided with multiple grooves, is equipped with oil sealing 2 and sealing ring 13 in the groove respectively；The edge of end cap 12 is circumferentially
Direction is evenly equipped with multiple fixing threaded holes 3 for being used to be mounted on progress self-locking object, and bolt is inserted in each fixing threaded hole 3,
It is fixed on the object for carrying out self-locking by bolt.
Locking bar 1 is in the form of a column, and centre extends radially outward to form piston 6, i.e., the axial cross section of the locking bar 1 is " ten " word
Shape.One end of locking bar 1 and piston 6 are respectively positioned in housing 5, and the other end is pierced by by the through-hole on end cap 12 and passes through oil sealing 2 and close
Seal 13 is tightly connected with end cap 12.The external peripheral surface of piston 6 is contacted by piston oil seal 7 with the inner wall sealing of housing 5.Lock
The other end that bar 1 is located at outside end cap 12 is equipped with ball 14, and one end end which is located in housing 5 is equipped with and adjustment screw
10 threaded holes being threadedly coupled.The inside of housing 5 is divided by the piston 6 on locking bar 1 is independent two chambers, wherein close to housing
Return spring 8 is equipped in a chamber (chamber i.e. between 5 bottom of piston 6 and housing) for 5 bottoms, 8 sets of the return spring
On one end of locking bar 1, one end is connected with piston 6, and the other end is connected to the bottom surface inside housing 5.In the chamber by proximal cover 12
Air inlet/outlet 4 is provided on room (chamber i.e. between piston 6 and end cap 12) side wall, which is connected with air source.
One end of adjustment screw 10 is penetrated by the unthreaded hole of 5 bottom of housing, is connected with the threaded hole screw thread of 1 one end end of locking bar
It connects, the other end of the adjustment screw 10 is located at outside housing 5；Locking nut 9 is threaded in adjustment screw 10 respectively and is adjusted
Whole nut 11, locking nut 9 is located in housing 5, the end abutment with 1 one end of locking bar, and adjustment screw 10 is prevented to be detached from locking bar 1；
Adjusting nut 11 is located at outside housing 5, is abutted with 5 bottom of housing, exposes the length of housing 5 by adjusting adjustment screw 10 to adjust
The stroke of locking bar 1.
Locking bar 1, housing 5, the longitudinal center line of end cap 12 and adjustment screw 10 of the present invention is conllinear, and with air inlet/outlet 4
Longitudinal center line it is perpendicular.
The present invention operation principle be：
Present invention can apply to the retractable vehicles of the self-locking and unlock between two relative telescopic objects, such as scalable motor vehicle
On frame.For on the flexible vehicle frame for being mounted on scalable motor vehicle：
Self-locking：Whole device is fixed in by end cap 12 on flexible vehicle frame, and the piston 6 on locking bar 1 is in the bullet of return spring 8
One end of locking bar 1 is made to be connected to the surface of flexible vehicle frame always under power effect；One end of locking bar 1 is equipped with ball 14, with retractable vehicle
Frame surface scrolls contact, and can reduce the friction with flexible vehicle frame surface, convenient for the flexible of the vehicle frame that stretches.When inside and outside two retractable vehicles
When lockhole on frame overlaps, one end of locking bar 1 is driven by piston 6 under the elastic force effect of return spring 8, is automatically inserted into lockhole
It is interior, realize automatic self-locking.
Unlock：When needing unlock, air source on motor vehicle by air inlet/outlet 4 into housing inject gas, and (air pressure can be 8
A atmospheric pressure), pressure is applied, and then pass through 6 axially compressed return of piston to the piston 6 on locking bar 1 by the gas of injection
Spring 8 drives locking bar 1 to retract, and one end of locking bar 1 is extracted out by the lockhole on inside and outside two flexible vehicle frames, inside and outside two retractable vehicles
Frame can relative telescopic, two lockholes mutually stagger, and realize automatic unlocking.After unlock, stop injection gas, piston 6 is in return bullet
The ball 14 of 1 one end of locking bar is made to be connected to flexible vehicle frame surface under the elastic force effect of spring 8, once two lockholes overlap again, locking bar 1
It is automatically inserted into lockhole under the elastic force effect of return spring 8, realizes self-locking.
Claims (8)
1. a kind of gas-operated lock solution device, it is characterised in that：Including housing (5), end cap (12), locking bar (1), return spring (8), adjust
Whole screw rod (10) and adjusting nut (11), middle casing (5) are threadedly coupled with the end cap (12), and pass through the end cap (12) peace
On the object for needing to carry out self-locking, the locking bar (1) is tightly connected with housing (5), and one end of the locking bar (1) is located at housing
(5) in, the other end is pierced by by the end cap (12) and is tightly connected with the end cap (12), is cased on one end of the locking bar (1)
Return spring (8), one end of the return spring (8) are connected with the locking bar (1), and it is internal that the other end is connected to the housing (5)
Bottom surface, one end of the adjustment screw (10) penetrates by housing (5) bottom, connect with the threaded one end of the locking bar (1), should
The other end of adjustment screw (10) is located at the housing (5) outside, and is threaded with the adjusting nut of adjustment locking bar (1) stroke
(11)；The housing (5) is internal to be independent two chambers by locking bar (1) point, and the return spring (8) is placed in close to housing
(5) in a chamber of bottom, another in the chamber sidewall of proximal cover (12) by being provided with air inlet/outlet (4), the air inlet/outlet
(4) it is connected with air source；The locking bar (1) realizes automatic self-locking, and by by the disengaging by the elastic force of return spring (8)
Gas port (4) air inlet, which is acted on locking bar (1), makes the locking bar (1) retraction realize unlock.
2. gas-operated lock solution device as described in claim 1, it is characterised in that：The locking bar (1) is in the form of a column, it is intermediate radially to
Outer to extend to form piston (6), i.e. the axial cross section of the locking bar (1) is " ten " font, and the external peripheral surface of the piston (6) passes through
Piston oil seal (7) is contacted with the inner wall sealing of housing (5).
3. gas-operated lock solution device as described in claim 2, it is characterised in that：The return spring (8) is positioned at piston (6) and shell
Between the bottom of body (5), one end of the return spring (8) is connected with the piston (6).
4. gas-operated lock solution device as described in claim 1 or 2, it is characterised in that：The locking bar (1) positioned at end cap (12) outside
The other end is equipped with ball (14), which is equipped with and adjustment screw (10) screw thread
The threaded hole of connection.
5. gas-operated lock solution device as described in claim 1, it is characterised in that：It is threadedly coupled respectively on the adjustment screw (10)
Have locking nut (9) and adjusting nut (11), the locking nut (9) in the housing (5), with the locking bar (1) one end
End abutment, the adjusting nut (11) abuts outside, with housing (5) bottom positioned at housing (5).
6. gas-operated lock solution device as described in claim 1, it is characterised in that：The housing (5) is the tubular knot of one end open
Structure, openend are threadedly coupled with the end cap (12), and bottom is provided with the unthreaded hole passed through for the adjustment screw (10).
7. gas-operated lock solution device as described in claim 1, it is characterised in that：The edge of the end cap (12) is along the circumferential direction equal
Multiple fixing threaded holes (3) for being used to connect with carrying out self-locking object are furnished with, which passes through oil sealing (2) and sealing ring (13)
It is tightly connected with the locking bar (1).
8. gas-operated lock solution device as described in claim 1, it is characterised in that：The locking bar (1), housing (5), end cap (12) and
The longitudinal center line of adjustment screw (10) is conllinear, and perpendicular with the longitudinal center line of the air inlet/outlet (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611122814.8A CN108189909B (en) | 2016-12-08 | 2016-12-08 | Pneumatic unlocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611122814.8A CN108189909B (en) | 2016-12-08 | 2016-12-08 | Pneumatic unlocking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108189909A true CN108189909A (en) | 2018-06-22 |
| CN108189909B CN108189909B (en) | 2023-12-22 |
Family
ID=62572661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611122814.8A Active CN108189909B (en) | 2016-12-08 | 2016-12-08 | Pneumatic unlocking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108189909B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112810411A (en) * | 2021-01-25 | 2021-05-18 | 韩喜然 | Engineering vehicle cab with sun-shading and heat-insulating device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2122315A1 (en) * | 1993-11-12 | 1995-05-13 | Larry L. Wessels | Locking System for a Semitrailer Sliding Undercarriage |
| CN201109445Y (en) * | 2007-06-07 | 2008-09-03 | 中国国际海运集装箱(集团)股份有限公司 | Vehicle frame structure of longitudinally extension goods stock |
| CN102428307A (en) * | 2009-05-19 | 2012-04-25 | 格雷索明尼苏达有限公司 | Pneumatically Actuated Pilot Valve |
| CN105416402A (en) * | 2015-12-28 | 2016-03-23 | 东莞市永强汽车制造有限公司 | Retractable frame for low flat-bed semitrailer |
| CN106089873A (en) * | 2016-08-31 | 2016-11-09 | 航宇救生装备有限公司 | Air bag series products gas-operated lock |
| CN106151656A (en) * | 2016-08-17 | 2016-11-23 | 亚新铸造（苏州）有限公司 | A kind of pneumatic controller of relief valve |
| CN206255071U (en) * | 2016-12-08 | 2017-06-16 | 周明和 | Gas-operated lock solution device |
-
2016
- 2016-12-08 CN CN201611122814.8A patent/CN108189909B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2122315A1 (en) * | 1993-11-12 | 1995-05-13 | Larry L. Wessels | Locking System for a Semitrailer Sliding Undercarriage |
| CN201109445Y (en) * | 2007-06-07 | 2008-09-03 | 中国国际海运集装箱(集团)股份有限公司 | Vehicle frame structure of longitudinally extension goods stock |
| CN102428307A (en) * | 2009-05-19 | 2012-04-25 | 格雷索明尼苏达有限公司 | Pneumatically Actuated Pilot Valve |
| CN105416402A (en) * | 2015-12-28 | 2016-03-23 | 东莞市永强汽车制造有限公司 | Retractable frame for low flat-bed semitrailer |
| CN106151656A (en) * | 2016-08-17 | 2016-11-23 | 亚新铸造（苏州）有限公司 | A kind of pneumatic controller of relief valve |
| CN106089873A (en) * | 2016-08-31 | 2016-11-09 | 航宇救生装备有限公司 | Air bag series products gas-operated lock |
| CN206255071U (en) * | 2016-12-08 | 2017-06-16 | 周明和 | Gas-operated lock solution device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112810411A (en) * | 2021-01-25 | 2021-05-18 | 韩喜然 | Engineering vehicle cab with sun-shading and heat-insulating device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108189909B (en) | 2023-12-22 |
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