CN106989636B - A kind of retractable spontoon - Google Patents
A kind of retractable spontoon Download PDFInfo
- Publication number
- CN106989636B CN106989636B CN201710302250.4A CN201710302250A CN106989636B CN 106989636 B CN106989636 B CN 106989636B CN 201710302250 A CN201710302250 A CN 201710302250A CN 106989636 B CN106989636 B CN 106989636B
- Authority
- CN
- China
- Prior art keywords
- section tube
- pipe
- lock core
- double section
- spring
- 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.)
- Active
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41B—WEAPONS FOR PROJECTING MISSILES WITHOUT USE OF EXPLOSIVE OR COMBUSTIBLE PROPELLANT CHARGE; WEAPONS NOT OTHERWISE PROVIDED FOR
- F41B15/00—Weapons not otherwise provided for, e.g. nunchakus, throwing knives
- F41B15/02—Batons; Truncheons; Sticks; Shillelaghs
- F41B15/022—Batons; Truncheons; Sticks; Shillelaghs of telescopic type
- F41B15/027—Batons; Truncheons; Sticks; Shillelaghs of telescopic type the telescoping sections being locked by an additional mechanical locking element
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The present invention relates to a kind of retractable spontoons, it includes first segment pipe, double section tube and three-joint pipe, first segment pipe, which is inserted into double section tube, freely to be stretched, double section tube, which is inserted into three-joint pipe, freely to be stretched, first segment pipe and double section tube are locked by the first hoodle holding, double section tube and three-joint pipe are locked by the second hoodle holding, need to realize manual unlocking by unblock button.Structure of the invention reasonable design, when retractable spontoon extends, retractable spontoon can not freely bounce back, and only in the unblock button for actively pressing first segment pipe front end, and unblock button reaches certain stroke, the lock-out state of first segment pipe and double section tube just releases, first segment pipe can be just retracted into double section tube, and then release the lock-out state of double section tube and three-joint pipe, and double section tube is driven to be retracted into three-joint pipe, automatic retracted when retractable spontoon uses is effectively prevented, use is safer.
Description
Technical field
The present invention relates to police equipment technical field, especially a kind of retractable spontoon.
Background technology
Currently, baton used in police mostly be retractable spontoon, the reason for this is that retractable spontoon have it is small, take
With convenient feature, but retractable spontoon, in use there are hidden trouble, police use flexible in retractable spontoon
When baton carries out self-protection and compacting violence, by being fully extended, state becomes contraction state to retractable spontoon or part is received sometimes
Contracting state, this causes to seriously affect to the police that retractable spontoon is used, and jeopardizes personal safety, needs further to change
Into.
Invention content
Therefore, the purpose of the present invention is to provide a kind of baton extend from by, shrink limited, cannot receive automatically in use
The retractable spontoon of contracting.
The object of the present invention is achieved like this.
A kind of retractable spontoon, including three-stage telescopic stick, respectively first segment pipe, double section tube and three-joint pipe, three
Person is hollow cylinder, and first segment pipe, which is inserted into double section tube, freely to be stretched, and double section tube, which is inserted into three-joint pipe, freely to be stretched,
First segment pipe front end is equipped with push-button socket, and push-button socket is hollow cylinder, and is being internally provided with unblock button, first segment pipe tail end
Equipped with spring base I, lock core I is being equipped with by near caudal end part, first segment pipe is set by near caudal end part is radially spaced inside first segment pipe
There are several first hoodle mounting holes, and be respectively provided with first hoodle in any first hoodle mounting hole, corresponding lock core I is set
There are lock core solution locked groove I, double section tube to be equipped with double section tube lock groove at front end, locking is equipped between lock core I and spring base I
Spring I, unblock button and lock core I are interlocked by unlocking mandril, and unblock button pushes unlock mandril, and lock core I moves down and compresses lock
Tight spring I, lock core I is with spring base I against lock core solution locked groove I, double section tube lock groove and the first hoodle fixed hole position are in same
Horizontal position, first segment pipe make the first hoodle by being moved to against double section tube lock groove against lock core solution locked groove I, first segment pipe
In retraction double section tube；
The double section tube tail end is equipped with spring base II, is being equipped with lock core II by near caudal end part inside double section tube, and second
Section pipe is radially spaced equipped with several second hoodle mounting holes by near caudal end part, and is respectively provided in any second hoodle mounting hole
One the second hoodle, corresponding lock core II is equipped with lock core solution locked groove II, three-joint pipe is equipped with three-joint pipe locking at front end
Slot is equipped with locking spring II between lock core II and spring base II, the spring base I of first segment pipe pushes lock core II, and lock core II moves down
And locking spring II is compressed, lock core II is with spring base II against lock core solution locked groove II, three-joint pipe lock groove and the second hoodle are solid
Determine hole and be located at the same horizontal position, double section tube makes the second hoodle be unlocked by being moved to against three-joint pipe lock groove against lock core
Slot II, in double section tube retraction three-joint pipe；
The three-joint pipe tail end is equipped with capping.
Above-mentioned technical proposal can also be done following further perfect.
The push-button socket is connected with first segment pipe nose threads, and bullet is equipped in the lower section of unblock button inside first segment pipe
Spring support pad, unblock button lower end is formed with annular convex edge, and annular convex edge is located at spring supporting gasket and push-button socket bottom surface
Between, unblock button and spring supporting gasket are equipped with button spring, and unlock mandril upper end is supported across button spring with unblock button
It leans on, unlock mandril lower end only presses unblock button, and it is made to go deep into inside push-button socket completely against lock core I, i.e. unlock top
Bar pushing lock cylinder I move simultaneously reach certain stroke, can unlock state, avoid unblock button once be accessible releasing first
The lock-out state of section pipe and double section tube.
I bottom surface of the lock core is equipped with I slot of locking spring, and the lateral surface of I upper end of lock core is formed with first annular step, and first
Section pipe corresponds to first annular step and limits clamp spring equipped with lock core I.When the limit clamp spring of lock core I avoids lock core I from resetting, lock core I moves up
Apart from excessive, the first hoodle is no longer abut against I locking surface of lock core（That is I outer surface of lock core）.
II bottom surface of the lock core is equipped with II slot of locking spring, and the lateral surface of II upper end of lock core is formed with the second ring-shaped step,
First segment pipe corresponds to the second ring-shaped step and is equipped with the limit clamp spring of lock core II.When the limit clamp spring of lock core II avoids lock core II from resetting, lock
Core II is moved up apart from excessive, and the second hoodle is no longer abut against II locking surface of lock core（That is II outer surface of lock core）.
It the second section pipe internal surface and is equipped in double section tube above the double section tube lock groove and limits clamp spring, first
It saves the lateral surface of pipe and is equipped with first segment pipe limit clamp spring above the first hoodle mounting hole, first segment pipe is in the second section
When extending to longest in pipe, first segment pipe limits clamp spring top surface against limit clamp spring bottom surface in double section tube, prevents first segment pipe
It is detached from double section tube.
It the third section pipe internal surface and is equipped in three-joint pipe above three-joint pipe lock groove and limits clamp spring,
Double section tube lateral surface and be equipped with above the second hoodle mounting hole double section tube limit clamp spring, double section tube is in third section
When extending to longest in pipe, double section tube limits clamp spring top surface against limit clamp spring bottom surface in three-joint pipe, prevents double section tube
It is detached from three-joint pipe.
The spring base I, spring base II and capping respectively with corresponding first segment pipe, double section tube and third section pipe screw thread
Connection.
Clamp spring I is equipped between the first segment pipe and double section tube, the is equipped with clamp spring II between double section tube and three-joint pipe,
Clamp spring I and clamp spring II control first segment Guan Yu double section tubes, the gap between double section tube and three-joint pipe respectively, make first segment
Pipe and double section tube will not be swung in full extension because of gap, and first segment Guan Yu double section tubes when strengthening stretching, extension,
The bonding strength of double section tube and three-joint pipe.
The first segment pipe is interior to be leaned at front end, in double section tube at caudal part end near caudal end part, double section tube
It is equipped with damping washer with being leaned in three-joint pipe at front end.Damping washer is made of wear-resistant material, it is therefore an objective to be isolated first
The direct friction of Guan Yu double section tubes, the between double section tube and three-joint pipe is saved, with reducing friction resistance, makes first segment pipe and the
Double section tube reduces friction noise in contraction and stretching, extension.
The third section tube outer surface is equipped with sheath of shaking hands, and police are held by hand comfortably, are easy to hold with a firm grip.
Structure of the invention reasonable design, when retractable spontoon extends, first segment pipe and double section tube by the first hoodle holding,
By the second hoodle holding, retractable spontoon can not freely bounce back, and only actively press first segment for double section tube and three-joint pipe
The unblock button of pipe front end, and unblock button reaches certain stroke, the lock-out state of first segment pipe and double section tube just releases, and
One section pipe can be just retracted into double section tube, and then release the lock-out state of double section tube and three-joint pipe, and drive the second section
Pipe is retracted into three-joint pipe, effectively prevents automatic retracted when retractable spontoon uses, and use is safer.
Description of the drawings
Fig. 1 is the cross-sectional view of embodiment（Retractable spontoon is in and is fully extended state）.
Fig. 2 is enlarged drawing at A in Fig. 1.
Fig. 3 is enlarged drawing at B in Fig. 1.
Fig. 4 is enlarged drawing at C in Fig. 1.
Fig. 5 is the cross-sectional view of embodiment（Retractable spontoon is in and is fully extended state, but unblock button by by
Under, first segment pipe unlocks extended state）.
Fig. 6 is enlarged drawing at D in Fig. 5.
Fig. 7 is enlarged drawing at E in Fig. 5.
Fig. 8 is enlarged drawing at F in Fig. 5.
Fig. 9 is the cross-sectional view of embodiment（First segment pipe is retracted into double section tube, and double section tube unlock is extended
State）.
Figure 10 is enlarged drawing at G in Fig. 9.
Figure 11 is the cross-sectional view of embodiment（Retractable spontoon is in and is fully retracted state）.
Figure 12 is the internal structure schematic diagram of first segment pipe.
Figure 13 is the internal structure schematic diagram of double section tube.
Specific implementation mode
The invention will be further described below in conjunction with the accompanying drawings.
Embodiment one, in conjunction with Fig. 1 to Figure 13.A kind of retractable spontoon, including three-stage telescopic stick, respectively three-joint pipe
3, double section tube 2 and first segment pipe 1, three are hollow cylinder, and first segment pipe 1, which is inserted into double section tube 2, freely to be stretched, and second
Section pipe 2, which is inserted into three-joint pipe 3, freely to be stretched, and 1 front end of first segment pipe is equipped with push-button socket 11, and push-button socket 11 is open tubular column
Body, and be internally provided with unblock button 111,1 tail end of first segment pipe are equipped with spring base I 61, by caudal part inside first segment pipe 1
Place is equipped with lock core I 41, and first segment pipe 1 is radially spaced equipped with several first hoodle mounting holes 12 by near caudal end part, and any
First hoodle 81 is respectively provided in first hoodle mounting hole 12, corresponding lock core I 41 is saved equipped with lock core solution locked groove I 411, second
Pipe 2 is equipped with double section tube lock groove 20 at front end, and locking spring I 51, unlock are equipped between lock core I 41 and spring base I 61
Button 111 and lock core I 41 are interlocked by unlocking mandril 9, and push-button socket 11 pushes unlock mandril 9, and lock core I 41 moves down and compresses locking
Spring I 51, lock core I 41 is with spring base I 61 against lock core solution locked groove I 411, double section tube lock groove 20 and the first hoodle are fixed
Hole 12 is located at the same horizontal position, and first segment pipe 1 makes the first hoodle 81 by being moved to against double section tube lock groove 20 against lock
Core solution locked groove I 411, in 1 retraction double section tube 2 of first segment pipe；
2 tail end of double section tube is equipped with spring base II 62, and lock core II is being equipped with by near caudal end part inside double section tube 2
42, double section tube 2 is radially spaced equipped with several second hoodle mounting holes 22 by near caudal end part, and is fixed in any second hoodle
The second hoodle 82 is respectively provided in hole 22, corresponding lock core II 42 is equipped with lock core solution locked groove II 421, three-joint pipe 3 at front end
Equipped with three-joint pipe lock groove 30, locking spring II 52, the spring of first segment pipe 1 are equipped between lock core II 42 and spring base II 62
Seat I 61 pushes lock core II 42, and lock core II 42 moves down and compress locking spring II 52, lock core II 42 and spring base II 62 against lock
Core solution locked groove II 421, three-joint pipe lock groove 30 and the second hoodle mounting hole 22 are located at the same horizontal position, and double section tube 2 makes
Second hoodle 82 against three-joint pipe lock groove 30 by being moved to against lock core solution locked groove II 421,2 retraction third section of double section tube
In pipe 3；
3 tail end of three-joint pipe is equipped with capping 63.
In conjunction with Fig. 2 and Fig. 3, the push-button socket 11 is connected with 1 screw top of first segment pipe, inside first segment pipe 1 by
The lower section of button seat 11 is equipped with spring supporting gasket 112, and push-button socket 11 is hollow cylinder, and is being internally provided with unblock button 111, solves
111 lower end of lock button is formed with annular convex edge, and annular convex edge is located between 11 bottom surface of spring supporting gasket 112 and push-button socket,
Unblock button 111 and spring supporting gasket 112 are equipped with button spring 50, and 9 upper end of unlock mandril passes through button spring 50 and unlock
Button 111 is against unlock 9 lower end of mandril is against lock core I 41.
See that Fig. 3 and Fig. 7, I 41 bottom surface of the lock core are equipped with I slot 412 of locking spring, the lateral surface of I 41 upper end of lock core is formed
There are first annular step, first segment pipe to correspond to first annular step and limit clamp spring 71 equipped with lock core I.
See that Fig. 4 and Fig. 8, II 42 bottom surface of the lock core are equipped with II slot 422 of locking spring, the lateral surface shape of II 42 upper end of lock core
It corresponds to the second ring-shaped step at having the second ring-shaped step, first segment pipe and is equipped with the limit clamp spring 72 of lock core II.
It 2 inner surface of double section tube and is equipped in double section tube above the double section tube lock groove 20 and limits clamp spring 73,
The lateral surface of first segment pipe 1 and the top of the first hoodle mounting hole 12 be equipped with first segment pipe limit clamp spring 74, first segment pipe
1 in double section tube 2 when extending to longest, and first segment pipe limits 74 top surface of clamp spring against 73 bottom of limit clamp spring in double section tube
Face.
It 3 inner surface of three-joint pipe and is equipped in three-joint pipe above three-joint pipe lock groove 30 and limits clamp spring
75,2 lateral surface of double section tube and the top of the second hoodle mounting hole 22 be equipped with double section tube limit clamp spring 76, second section
When pipe 2 extends to longest in three-joint pipe 3, double section tube limits 76 top surface of clamp spring against 75 bottom of limit clamp spring in three-joint pipe
Face.
The spring base I 61, spring base II 62 and capping 63 respectively with corresponding first segment pipe 1, double section tube 2 and third
Pipe 3 is saved to be threadedly coupled.
It is equipped with clamp spring I 77 between the first segment pipe 1 and double section tube 2, is equipped between double section tube 2 and three-joint pipe 3
Clamp spring II 78.
It leaned at front end near caudal end part, double section tube 2 in the first segment pipe 1, lean on caudal part end in double section tube 2
In place and three-joint pipe 3 damping washer 83 is equipped at front end.
The third section tube outer surface is equipped with sheath 31 of shaking hands.
Operation principle：Retractable spontoon is by being fully retracted state（That is usually carrier state）Into being fully extended state（Even if
Use state）, police hold three-joint pipe 3 on the other hand, another hold first segment pipe 1 push-button socket 11 it is outer outward draw, first
Section pipe 1 is drawn out from double section tube 2 first, and when first segment pipe 1 extends into the limit, the first segment pipe of first segment pipe 1 limits
74 top surface of clamp spring is against 73 bottom surface of limit clamp spring in the double section tube of double section tube 2, and then by double section tube 2 from three-joint pipe 3
In be drawn out, until double section tube 2 extends into the limit（I.e. double section tube limits 76 top surface of clamp spring against limiting card in three-joint pipe
When 75 bottom surface of spring）, since the elastic force of locking spring I 51 moves up, I 411 position of lock core solution locked groove of lock core I 41 is higher than lock core I 41
First hoodle mounting hole 12, I 41 locking surface of lock core are locked against the first hoodle 81, the fitting of 81 another side of the first hoodle with double section tube
Only 20 inner surface of slot, the frictional force between face and face ensure that first segment pipe 1 will not bounce back in use；Lock core II 42 is due to locking
The elastic force of spring II 52 moves up, and II 421 position of lock core solution locked groove of lock core II 42 is higher than the second hoodle mounting hole 22, lock core II 42
Locking surface is against the second hoodle 82, the fitting of 82 another side of the second hoodle and 30 inner surface of three-joint pipe lock groove, between face and face
Frictional force ensure that double section tube 2 will not bounce back in use.
By being fully extended state into state is fully retracted, police's retractable spontoon press...with one's finger before lower first segment pipe 1
The unblock button 111 at end, unblock button 111 push button spring 50 and unlock mandril 9 will be pushed to move down, and unlock mandril 9 pushes
Lock core I 41, lock core I 41 compresses locking spring I 51 until lock core I 41 offsets with spring base I 61, at this point, lock core solution locked groove I 411
It is in the same horizontal position with the first hoodle mounting hole 12, police enforce first segment pipe 1 and returned into double section tube 2
Contracting, the first hoodle mounting hole 12 squeeze the first hoodle 81, and the first hoodle 81 is detached from from double section tube lock groove 20, into and support
By lock core solution locked groove I 411, first segment pipe 1 is retracted into double section tube 2 therewith.
When the contact of I 61 bottom surface of spring base of 1 bottom of first segment pipe and when against lock core II 42, i.e., first segment pipe 1 pushes lock
Core II 42, lock core II 42 moves down and compress locking spring II 52 until lock core II 42 is against spring base II 62, lock core solution locked groove II
421 and second hoodle mounting hole 22 be in the same horizontal position, double section tube 2 bounces back into three-joint pipe 3, and the second hoodle is fixed
Hole 22 squeezes the second hoodle 82, and the second hoodle 82 is detached from from three-joint pipe lock groove 30, into and against lock core solution locked groove II
421, double section tube 2 is retracted into therewith in three-joint pipe 3, and finger unclamps, and button spring 50 and locking spring I 51 reset, unlock
Button 111 and lock core I 41 reset, and locking spring II 52 restores, and lock core II 42 resets.
Claims (10)
1. a kind of retractable spontoon, including three-stage telescopic stick, respectively first segment pipe, double section tube and three-joint pipe, three
It is hollow cylinder, first segment pipe, which is inserted into double section tube, freely to be stretched, and double section tube, which is inserted into three-joint pipe, freely to be stretched,
It is characterized in that：First segment pipe front end is equipped with push-button socket, and push-button socket is hollow cylinder, and is being internally provided with unblock button, the
One section pipe tail end is equipped with spring base I, is being equipped with lock core I by near caudal end part inside first segment pipe, first segment pipe leans near caudal end part edge
Spaced radial is equipped with the first hoodle mounting hole, and first hoodle is respectively provided in any first hoodle mounting hole, corresponding
Lock core I is equipped with lock core solution locked groove I, double section tube is equipped with double section tube lock groove at front end, between lock core I and spring base I
Equipped with locking spring I, unblock button and lock core I are interlocked by unlocking mandril, and unblock button pushes unlock mandril, and lock core I moves down
And locking spring I is compressed, lock core I and spring base I are against lock core solution locked groove I, double section tube lock groove and the first hoodle mounting hole
Positioned at the same horizontal position, first segment pipe makes the first hoodle by being moved to against double section tube lock groove against lock core solution locked groove I,
In first segment pipe retraction double section tube；
The double section tube tail end is equipped with spring base II, and lock core II, double section tube are being equipped with by near caudal end part inside double section tube
The second hoodle mounting hole is equipped with by near caudal end part is radially spaced, and one second is respectively provided in any second hoodle mounting hole
Hoodle, corresponding lock core II is equipped with lock core solution locked groove II, three-joint pipe is equipped with three-joint pipe lock groove, lock core II at front end
Locking spring II is equipped between spring base II, the spring base I of first segment pipe pushes lock core II, and lock core II moves down and compresses locking
Spring II, lock core II is with spring base II against lock core solution locked groove II, three-joint pipe lock groove and the second hoodle fixed hole position are in same
One horizontal position, double section tube make the second hoodle by being moved to against three-joint pipe lock groove against lock core solution locked groove II, and second
It saves in pipe retraction three-joint pipe；
The three-joint pipe tail end is equipped with capping.
2. retractable spontoon according to claim 1, it is characterised in that：The push-button socket and first segment pipe nose threads connect
It connecing, spring supporting gasket is equipped in the lower section of unblock button inside first segment pipe, unblock button lower end is formed with annular convex edge, and
Annular convex edge is equipped with button bullet between spring supporting gasket and push-button socket bottom surface between unblock button and spring supporting gasket
Spring, unlock mandril upper end pass through button spring and unblock button against, unlock mandril lower end against lock core I.
3. retractable spontoon according to claim 2, it is characterised in that：I bottom surface of the lock core is equipped with I slot of locking spring, lock
The lateral surface of I upper end of core is formed with first annular step, and first segment pipe corresponds to first annular step and limits clamp spring equipped with lock core I.
4. retractable spontoon according to claim 3, it is characterised in that：II bottom surface of the lock core is equipped with II slot of locking spring,
The lateral surface of II upper end of lock core is formed with the second ring-shaped step, and first segment pipe corresponds to the second ring-shaped step and is equipped with II limiting card of lock core
Spring.
5. retractable spontoon according to claim 4, it is characterised in that：Described second saves pipe internal surface and in double section tube
It is equipped in double section tube above lock groove and limits clamp spring, the lateral surface of first segment pipe and set above the first hoodle mounting hole
There is first segment pipe to limit clamp spring, when extending to longest in first segment Guan double section tubes, first segment pipe limit clamp spring top surface against
Limit clamp spring bottom surface in double section tube.
6. retractable spontoon according to claim 5, it is characterised in that：The third section pipe internal surface and in three-joint pipe
It is equipped in three-joint pipe above lock groove and limits clamp spring, double section tube lateral surface and be equipped in the top of the second hoodle mounting hole
Double section tube limits clamp spring, and when double section tube extends to longest in three-joint pipe, double section tube limits clamp spring top surface against the
Limit clamp spring bottom surface in three-joint pipe.
7. retractable spontoon according to claim 6, it is characterised in that：The spring base I, spring base II and capping respectively with
Corresponding first segment pipe, double section tube are connected with third section pipe screw thread.
8. according to any retractable spontoons of claim 1-7, it is characterised in that：Between the first segment pipe and double section tube
Equipped with clamp spring I, the is equipped with clamp spring II between double section tube and three-joint pipe.
9. retractable spontoon according to claim 8, it is characterised in that：By near caudal end part, the second section in the first segment pipe
In pipe damping washer is equipped at front end, in double section tube at caudal part end and in three-joint pipe at front end.
10. retractable spontoon according to claim 9, it is characterised in that：The third section tube outer surface is equipped with sheath of shaking hands.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710302250.4A CN106989636B (en) | 2017-05-02 | 2017-05-02 | A kind of retractable spontoon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710302250.4A CN106989636B (en) | 2017-05-02 | 2017-05-02 | A kind of retractable spontoon |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106989636A CN106989636A (en) | 2017-07-28 |
| CN106989636B true CN106989636B (en) | 2018-09-14 |
Family
ID=59418083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710302250.4A Active CN106989636B (en) | 2017-05-02 | 2017-05-02 | A kind of retractable spontoon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106989636B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109767850B (en) * | 2018-12-21 | 2023-08-25 | 中广核研究院有限公司 | Lower locking device of fuel assembly and using method thereof |
| CN109767851B (en) * | 2018-12-21 | 2023-08-25 | 中广核研究院有限公司 | Lower locking device of fuel assembly and locking and unlocking method thereof |
| CN110657707A (en) * | 2019-10-11 | 2020-01-07 | 广州慈宇安防科技有限公司 | Flexible slip ball unblock tactics baton |
| CN112696977A (en) * | 2020-12-25 | 2021-04-23 | 江苏克莱恩电气设备有限公司 | Telescopic spontoon |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6231447B1 (en) * | 1995-07-21 | 2001-05-15 | Monadock Lifetime Products, Inc. | Push button controlled police baton |
| KR200400373Y1 (en) * | 2005-08-17 | 2005-11-03 | 정재설 | A expandable baton for self-protection |
| CN202734676U (en) * | 2012-07-17 | 2013-02-13 | 湖北天神高新技术有限公司 | Telescopic baton |
| CN202747923U (en) * | 2012-09-12 | 2013-02-20 | 张建国 | Drum and disc locked telescopic spontoon |
| CN104111004B (en) * | 2014-07-08 | 2016-02-03 | 公安部第一研究所 | A kind of compound retractable spontoon |
| CN104165551B (en) * | 2014-07-28 | 2016-08-24 | 胡坚 | A kind of lockable mechanism getting rid of rod and locking method thereof |
| CN204227996U (en) * | 2014-10-23 | 2015-03-25 | 张曙光 | A kind of retractable spontoon, telescopic stick |
| CN204555811U (en) * | 2015-02-09 | 2015-08-12 | 徐涛 | A kind of self-locking horizontal tail baton |
| CN206019470U (en) * | 2016-08-11 | 2017-03-15 | 余峰挺 | A kind of retractable spontoon |
| CN206683484U (en) * | 2017-05-02 | 2017-11-28 | 张智华 | A kind of retractable spontoon |
-
2017
- 2017-05-02 CN CN201710302250.4A patent/CN106989636B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106989636A (en) | 2017-07-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106989636B (en) | A kind of retractable spontoon | |
| CN105156421B (en) | A kind of Multi-section telescopic casing bit | |
| US6523707B2 (en) | Structure of a tube rack with telescoping function | |
| CN205025886U (en) | Multistage telescopic tube device | |
| CN210960009U (en) | Fishing net | |
| KR101366722B1 (en) | Apparatus for adjusting height | |
| US20210085042A1 (en) | Locking mechanism for foldable pole and foldable pole | |
| US10986903B2 (en) | Walking stick | |
| CN207247990U (en) | A kind of retractable spontoon | |
| CN206683484U (en) | A kind of retractable spontoon | |
| GB2557661A (en) | Anti rotational telescopic pole | |
| US10010474B2 (en) | Forearm crutch | |
| US20190270193A1 (en) | Anti-Rotational Telescopic Pole | |
| CN1864594A (en) | Telescopic leg | |
| CN106091807A (en) | Utilize lamp cylinder as the mechanical lock retractable spontoon of button | |
| CN206802028U (en) | A kind of expansion link | |
| CN104165551B (en) | A kind of lockable mechanism getting rid of rod and locking method thereof | |
| CN209510824U (en) | A kind of scooter and its telescopic rod locking mechanism | |
| CN108644191A (en) | A kind of built-in pressure expansion self-locking structural casing | |
| CN212056571U (en) | Portable camera support frame | |
| CN211039299U (en) | Novel telescopic rod component structure | |
| CN207382506U (en) | Microphone telescopic bar | |
| CN207693135U (en) | A kind of retractable handle | |
| CN207406268U (en) | Ladder Zang Lun mechanisms | |
| CN203534341U (en) | Extendable baton |
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 | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180731 Address after: 528300 One of the First Floor of No.8 Tianhe Industrial Zone, No.4 Road, Rongguirong Border Neighborhood Committee, Shunde District, Foshan City, Guangdong Province Applicant after: Shunde Foshan Chang Hui Electric Technology Co., Ltd. Address before: 528300 No. 203, 2 street, Bailian Road, Ronggui street, Shunde District, Foshan, Guangdong. Applicant before: Zhang Zhihua |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190827 Address after: 528300 No. 203, 2 Blocks, Bailian Road, Ronggui Street, Shunde District, Foshan City, Guangdong Province Patentee after: Zhang Zhihua Address before: 528300 First Floor No.8, No.4 Road, Tianhe Industrial Zone, Jungguirong Border Residential Committee, Shunde District, Foshan City, Guangdong Province Patentee before: Shunde Foshan Chang Hui Electric Technology Co., Ltd. |
|
| TR01 | Transfer of patent right |