CN108180785A - A kind of negative drawing unlocks retractable spontoon - Google Patents
A kind of negative drawing unlocks retractable spontoon Download PDFInfo
- Publication number
- CN108180785A CN108180785A CN201711495887.6A CN201711495887A CN108180785A CN 108180785 A CN108180785 A CN 108180785A CN 201711495887 A CN201711495887 A CN 201711495887A CN 108180785 A CN108180785 A CN 108180785A
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- China
- Prior art keywords
- unlock
- bar
- rod
- unlocks
- deck
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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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention discloses a kind of negative drawings to unlock retractable spontoon, and including holding rod and strike bar, card slot is equipped in the front inner wall of holding rod；Unlock driving mechanism is connected in the rear end of holding rod, unlocking mechanism is connected in the rear end of strike bar, connector is equipped between unlock driving mechanism and unlocking mechanism；Unlocking mechanism includes deck, snap ring, unlock rod and elastic component.The structure of the present invention, unlock rod solution lock end are set backwards, and unlock rod the space occupied is small, and after baton is retracted, there are enough use spaces in the inner cavity of holding rod.
Description
Technical field
The present invention relates to retractable spontoons.
Background technology
Retractable spontoon is a kind of alert tool, and retractable spontoon is telescopic when unused, using then being used by throwing away.
For current retractable spontoon there are mainly two types of structure, one kind is resistance structure, and another kind is to realize lock by mechanical structure
Only and unlock.
Chinese Patent Application No. be 201710269991.7 applyings date be 2017.4.24 patent document in disclose one
Kind Telescopic spontoon.Including outer tube；Middle pipe；After manage；Middle pipe locking mechanism；Pipe locking mechanism afterwards；Unlocking mechanism；Impact head,
Feature is：Middle pipe locking mechanism includes the first drum butterfly, the second drum butterfly and a pair of of drum abjusting spring, and the first drum butterfly slides with the first drum butterfly
Vallecular cavity is slidably matched, and there is the first drum butterfly ear in the first drum butterfly side of tube chamber in, and the middle position of the first drum butterfly ear has first
Butterfly solution lockhole is roused, there is the first drum butterfly protecting against shock slot on the right side of the first drum butterfly, there is the second drum in the second drum butterfly side of tube chamber in
Butterfly ear, second rouses on butterfly ear and sets the second drum butterfly solution lockhole, the right side of the second drum butterfly corresponding to the position of the first drum butterfly solution lockhole
There is the second drum butterfly protecting against shock slot, a pair of drum abjusting spring is supported between the first drum butterfly and the second drum butterfly.Ensure the left end of middle pipe with
The right end positive lock of outer tube, the left end of rear pipe is similary with the right end of middle pipe can be by positive lock.The unlocking mechanism includes
Support cap, unlock rod fixed seat, unblock button, unlock spring and unlock rod, the left end mating of support cap and the outer tube and
It is insinuated into the outer lumen, which has a unlock spring cavity, unlock rod fixed seat and the bearing for being opened in support cap
The unlock rod fixed seat matching hole of the middle position of base wall is slidably matched, and the position that unblock button corresponds to unlock spring cavity is set
It puts, unlock spring is located in unlock spring cavity, and one end of the springlock spring is supported on unblock button towards unlock rod fixed seat
Side, and the other end for unlocking spring is supported on the support cap bottom wall towards the side of unlock spring cavity, and unlock rod is located at
In the outer lumen, the unlock rod left end composition have a screw head, the screw head screw in successively unlock rod fixed seat with
And unblock button, a unlock rod guide head is formed in the right end of unlock rod, the unlock rod guide head and the first drum butterfly
It solves lockhole and the second drum butterfly solution lockhole is corresponding.
The Telescopic spontoon of above structure, when unused, middle pipe and rear pipe are retracted in outer tube, and unlock rod promotes first
Drum dish, the second drum dish overcome bulging dish spring to move inwardly, and equally, unlock rod promotes third drum dish, the 4th drum dish to overcome bulging dish
Spring moves inwardly.If desired for baton is used, hold outer tube, throw away middle pipe and rear pipe outward, at this time middle pipe locking mechanism with
It is moved with middle pipe, rear pipe locking mechanism is moved with subsequent pipe, when the first drum dish and the second drum dish are moved at unlock rod guide head
When, the first drum dish and the second drum dish move out under the action of drum dish spring, and the first drum dish and second rouses dish holding to middle pipe
In lock slots, when middle pipe locking mechanism is moved at guide head, rear pipe locking mechanism has been detached from unlock rod, when after pipe lock
When after mechanism kinematic arriving at pipe lock slots, third drum dish and the 4th drum dish move out under the action of drum dish spring, third drum
After dish and the 4th drum dish holding are arrived in pipe lock slots.If desired for baton, being unlocked by pressing mechanism is withdrawn, unlock rod is applied to the first drum
Dish and the second drum dish, under the action of unlock rod, the first drum dish and the second drum dish overcome the elastic force of bulging dish spring inwardly to move, the
One drum dish and the second drum dish are detached from middle pipe lock slots, and middle pipe is retracted into outer tube, while rear pipe follows middle pipe to move, when middle pipe contracts
After returning to outer tube in place, being unlocked by pressing mechanism, unlock rod is applied to third drum dish and the 4th drum dish, under the action of unlock rod,
Third rouses dish and the 4th drum dish overcomes the elastic force of bulging dish spring inwardly to move, and pipe locks after third drum dish and the 4th drum dish disengaging
Slot, rear pipe are retracted into middle pipe.The structure, will realize the locking that throws away of middle pipe and rear pipe, and middle pipe lock slots are had to close to outer
The rear end setting of pipe, rear pipe lock slots have to set close to the rear end of middle pipe, in this way, the length of unlock rod certainly will occupy it is outer
Most of position of pipe axial space, and guide head need backwards, when middle pipe and after pipe retract after, outer tube internal cause is unlocked bar
It occupies and does not utilize space more.In addition, unlock rod needs are fixedly connected with unlocking mechanism could realize above-mentioned stretch
The function of formula baton.
Chinese Patent Application No. be 201310422167.2 applyings date be 2013.9.16 patent document in disclose one
The pushing handle telescopic control mechanism of kind baton, the pushing handle telescopic control mechanism include an arrestment mechanism and a relieving mechanism, the wherein arrestment mechanism
It is located on an interior tube body position of neighbouring one end, the other end of the interior tube body can be and outer by this by one end of an outer tube body
The other end of tube body exposes, in addition, the inner wall of its neighbouring other end is equipped with a blocking groove in the outer tube body, when the interior tube body
One end against the other end to the outer tube body when, an at least brake block for the arrestment mechanism can be expanded outwardly because of elastic force, and embedding
Enter to the blocking groove, the tube body extends and one length of formation is stick-like, in addition, the relieving mechanism is installed in the one of the outer tube body
End, when one end of the relieving mechanism is pressed, the other end can be inserted into a release aperture of the arrestment mechanism, to discharge the braking
Block makes the brake block inside contract and no longer be embedded in the blocking groove, which is condensed in the outer tube body and formation one is short
It is stick-like.The relieving mechanism has a release body of rod, and the pushing handle telescopic control mechanism which records is with Chinese Patent Application No.
201710269991.7 Telescopic spontoon it is essentially identical, the problem of equally existing is：It completes to brake and discharge, release lever
The length of body certainly will will occupy most of position of outer tube body axial space, and the free end needs of the release body of rod are backwards, when
Interior tube body retract after, outer tube body internal cause be released the body of rod occupy not more utilize space.In addition, the release body of rod needs
The function of above-mentioned Telescopic spontoon could be realized by being fixedly connected with relieving mechanism.
By the retrieval to other documents, it is found that the unlock rod of current retractable spontoon is required for occupying the major part of holding rod
Axial space, the length of unlock rod is longer, and the solution lock end of unlock rod is set forward.
Invention content
The object of the present invention is to provide a kind of negative drawings to unlock retractable spontoon, structure of the invention, unlock rod solution lock end
It sets backwards, unlock rod the space occupied is small, and after baton is retracted, there are enough use spaces in the inner cavity of holding rod.
In order to achieve the above objectives, a kind of negative drawing unlock retractable spontoon including holding rod and strike bar, hits one end of bar
It is plugged in holding rod；Card slot is equipped in the front inner wall of holding rod；Unlock driving mechanism is connected in the rear end of holding rod, is being hit
The rear end of bar is connected with unlocking mechanism, and connector is equipped between unlock driving mechanism and unlocking mechanism；The unlocking mechanism
Including deck, snap ring, unlock rod and elastic component, deck is connected on strike bar, blocking part is equipped in deck, in deck
It is interior to be equipped with accommodating cavity, the slip vallecular cavity communicated with accommodating cavity radially extended is equipped on deck, snap ring is located at accommodating cavity
Interior and across vallecular cavity is slided, snap ring can coordinate with card slot, and unlock rod passes through blocking part and snap ring, and unlock rod is included greatly
End and small end, small end are connected to the rear end of big end, are connected in small end and keep out draw ring portion, keep out draw ring portion and are located at
The rear end of blocking part, blocking part, which is withstood, keeps out draw ring portion, and elastic component is connected between unlock rod and deck, and connector is connected to
It keeps out between draw ring portion and unlock driving mechanism.
Above-mentioned negative drawing unlocks retractable spontoon, under the premise of unlock draw-bar pull is not given, under the action of elastic component
Draw ring portion is kept out to be kept out by blocking part.If desired for using, strike bar is thrown away or pulls out forward, when snap ring is moved at card slot
When, snap ring moves out, and in the outer end holding to card slot of snap ring, avoids strike bar retraction.It is hit if desired for retracting
Bar gives connector one pulling force by unlocking driving mechanism, and connector drive is kept out draw ring portion and moved backward, keeps out draw ring portion band
Dynamic unlock rod overcomes the elastic force of elastic component to move backward, and big end is allowed to be inserted into snap ring, and snap ring is promoted to be detached from card
Slot retracts strike bar.In this configuration, by reversely installing unlock rod, the small end of unlock rod is allowed to set backwards, and utilize
Pulling force realizes unlock, and unlock rod, which only needs to be arranged on the rear end of strike bar and occupies the little space of strike rod rear end, can be realized
The recycling of bar is hit, after bar recycling is hit, unlocking mechanism is located in the rear end of outer tube, is released in the middle front end of outer tube
Largely using space, which can install other such as capsicum water bottles, torch auxiliary.Therefore, unlock rod of the invention
Setting overcomes the technology prejudice that existing unlock rod is set forward.
Further, the two level strike bar of one or more is further included, close to one end grafting of the two level strike bar of strike bar
In two level strike bar, other two levels hit bar plug connection successively, and unlocking mechanism is equipped in the rear end of two level strike bar,
Two level card slot is equipped in other strike bar front inner walls of the two level strike bar except front end, is connected between adjacent unlocking mechanism
It is connected to two level connector.The structure if desired for using, throws away or pulls out two level strike bar, when unlocking mechanism follows two level to hit
When bar is moved at two level card slot, in snap ring holding to two level card slot.If desired for recycling baton, by unlocking driving mechanism
Connector pulling force is given, connector drive is kept out draw ring portion and moved backward, keeps out the bullet that draw ring portion drives unlock rod to overcome elastic component
Power moves backward, meanwhile, two level connector can generate pulling force, and big end is allowed to be inserted into snap ring, snap ring is promoted to take off
From card slot and two level card slot, strike bar and two level strike bar are retracted.The structure can realize two level using identical unlocking mechanism
The retraction of bar is hit, the use length of baton can not only be increased, and it is convenient, fast to retract.
Further, the front end of deck has foreboard, and unlock rod passes through foreboard, and baffle is equipped in the front end of unlock rod,
Elastic component is sleeved on the unlock rod of baffle and foreboard.When unlock rod has pulling force, baffle follows unlock rod to move, and promotees
Make elastic component that flexible deformation occur.
Further, connecting portion is equipped between big end and small end, connecting portion is in truncated cone-shaped.In this way, it is solved pulling
During locking bar, it is easier that big end is allowed to be inserted into snap ring by connecting portion.
Further, in the front end of deck with hitting the inner wall of bar to be threadedly coupled；The connector is flexible strand.
Further, the unlock driving mechanism includes pedestal, compression bar, briquetting, link mechanism and swing arm, pedestal connection
On holding rod, briquetting is connected to the rear end of compression bar, and the front end of compression bar passes through pedestal, and swing arm is hinged on pedestal, and link mechanism connects
It is connected between compression bar and swing arm, is cased with dynamic clamping head and quiet clamping head between pedestal and briquetting on compression bar, connector is connected to swing arm
With keeping out between draw ring portion.The structure if desired for unlock, presses briquetting, and briquetting drive compression bar overcomes the elastic force of dynamic clamping head and quiet clamping head
It travels forward, compression bar drives swing arm to swing by link mechanism, and swing arm pulls connector, so as to pull the draw ring portion that keeps out, uses
Link mechanism, organization volume is small, and can realize the purpose for reversely pulling connector.
Further, the link mechanism includes link block and connecting rod, and link block is connected to the front end of compression bar, connecting rod hinge
It is connected between swing arm and link block.
Further, two supporting arms that the pedestal includes base body and the front end from base body extends forward,
Between two supporting arms there is gap, be hinged on two supporting arms in the middle part of swing arm, link mechanism is hinged on one end of swing arm, connection
Part is connected to the other end of swing arm.
Further, the front end of base body is threadedly attached on the inner wall of holding rod.
Further, the elastic component is spring, and the dynamic clamping head and quiet clamping head is spring.
Description of the drawings
Fig. 1 is the stereogram that negative drawing unlocks retractable spontoon.
Fig. 2 is the exploded view that negative drawing unlocks retractable spontoon.
Fig. 3 is the left view that negative drawing unlocks retractable spontoon.
Fig. 4 is the A-A sectional views of Fig. 3.
Fig. 5 is the B-B sectional views of Fig. 3.
Fig. 6 is the schematic diagram for hitting negative drawing unlock retractable spontoon after bar recycles.
Fig. 7 is the stereogram for unlocking driving mechanism.
Fig. 8 is the exploded view for unlocking driving mechanism.
Fig. 9 is the side schematic view for unlocking driving mechanism.
Figure 10 cuts open schematic diagram for unlock driving mechanism C-C.
Figure 11 is the stereogram of unlocking mechanism.
Figure 12 is the exploded view of unlocking mechanism.
Figure 13 is the side schematic view of unlocking mechanism.
Figure 14 cuts open schematic diagram for unlocking mechanism D-D.
Specific embodiment
The present invention will be described in further detail with reference to the accompanying drawings and detailed description.
As shown in Figures 1 to 6, negative drawing unlock retractable spontoon includes holding rod 1, strike bar 2, unlock driving mechanism 3, solution
Latch mechanism 4 and connector 5.
One end of strike bar 2 is plugged in holding rod 1；Card slot 11 is equipped in the front inner wall of holding rod 1；After holding rod 1
End is connected with unlock driving mechanism 3, unlocking mechanism 5 is connected in the rear end of strike bar 2, in unlock driving mechanism 3 and solution lock machine
Connector 5 is equipped between structure 4.
As shown in Fig. 2, Fig. 4 to Figure 10, the unlock driving mechanism 3 includes pedestal 31, compression bar 32, briquetting 33, connecting rod
Mechanism 34 and swing arm 35.
The pedestal 31 includes base body 311 and two supporting arms extended forward from the front end of base body 311
312.The outer diameter of base body front end 3111 is less than the outer diameter of pedestal ontology rear end 3112, on 3111 outer wall of base body front end
Equipped with external screw thread, there is cavity 3113 from back to front in base body, top plate 3114, top plate envelope are equipped in the front end of base body
The front end of cavity is blocked, through-hole 3115 is equipped on top plate 3114.Base body front end 3111 is connected to holding rod 1 by external screw thread
On the inner wall of rear end, since base body front end external diameter is less than base body rear end outer diameter, when pedestal 31 is connected on holding rod 1
Afterwards, the outer diameter of base body rear end 3112 and 1 outer diameter of holding rod are essentially identical.There is gap 3121 between two supporting arms 312.
The front end of compression bar 32 passes through through-hole 3115, and the rear end of compression bar 32 is located in cavity 3113.Briquetting 33 is connected to compression bar
32 rear end, in the present embodiment, briquetting 33 are circle, and briquetting 33 is located in cavity 3113, between briquetting 33 and cavity inner wall
There is gap.
The link mechanism 34 includes link block 341 and connecting rod 342, and link block 341 is connected to the front end of compression bar 33, even
One end of bar 342 is hinged on one end of link block 341.One end of swing arm 35 is hinged on the other end of connecting rod.In swing arm 35
Portion is hinged on two supporting arms 312, has a connecting pole 351 in the other end of swing arm 35, the middle part and swing arm of connecting pole 351 it
Between have gap 352.Dynamic clamping head and quiet clamping head 36 is cased between top plate 3114 and briquetting on compression bar 32, dynamic clamping head and quiet clamping head 36 is bullet
Spring.
As shown in Fig. 2,4,5,6 and Figure 11 to Figure 14, the unlocking mechanism 4 includes deck 41, snap ring 42, unlock
Bar 43 and elastic component 44.
The outer diameter of deck front end 411 is less than the outer diameter of deck rear end 412, and 411 outer wall of deck front end is equipped with external screw thread, card
Seat is threadedly attached on the inner wall of strike bar, since the outer diameter of deck front end 411 is less than the outer diameter of deck rear end 412, because
This, when deck be installed to strike bar 2 on after, can allow deck rear end outer diameter with strike bar 2 outer diameter it is essentially identical.Deck 41
Front end has foreboard 413, and foreboard 413 is equipped with first through hole 4131, blocking part 414 is equipped in deck 41, in blocking part 414
The second through-hole 4141 is equipped with, accommodating cavity 415 is equipped with positioned at the front of blocking part 414 in deck 41, is equipped on deck 41
The slip vallecular cavity 416 communicated with accommodating cavity 415 radially extended in the present embodiment, slides vallecular cavity and is provided with two, two cunnings
Dynamic vallecular cavity 416 is oppositely arranged relative to the center of deck.
The snap ring 42 includes two snap rings 421 being oppositely arranged relative to deck center and is arranged on two snap rings
Between resetting spring 422.Snap ring 421 includes snap ring ontology 4211,4212 and of fastening part for being located at 4211 outside of snap ring ontology
The solution lock ear 4213 being arranged on the inside of snap ring ontology, the thickness of fastening part 4212 are less than the thickness of snap ring ontology 4211, two snap rings
On solution lock ear shifted to install in front-rear direction, the solution lock ear on two snap rings have overlapping bit, solution lock ear 4213 on be equipped with solution
Lockhole 42131, solution lockhole are waist-shaped hole, and the two solution lockholes solved in lock ears have the overlapping bit being mutually communicated.In no sliding groove
What intracavitary was slided is equipped with snap ring 421.
Unlock rod 43 passes through the second through-hole, solution lockhole, first through hole.Unlock rod 43 includes big end 431, small end 432
With connecting portion 433, connecting portion 433 is truncated cone-shaped, and big end 431 is connected to the front end of connecting portion 433, and small end 432 is connected to
The rear end of connecting portion 433 is connected in small end 433 and keeps out draw ring portion 46, keeps out the rear end that draw ring portion 46 is located at blocking part,
Blocking part 414, which is withstood, keeps out draw ring portion 46, and connecting hole 461 is equipped on draw ring portion 46 is kept out.It is set in the front end of big end 431
There is baffle 45, elastic component 44 is spring, and spring pocket is on the unlock rod positioned at baffle 45 and foreboard.
Connection ring 50 is equipped on connecting hole 461, connector 5 is connected between connecting pole 351 and connection ring 50, is connected
Part is flexible strand etc..
Above-mentioned negative drawing unlocks retractable spontoon, when not pressing briquetting 33, since elastic component 44 is to baffle 45
Effect, draw ring portion 46 is kept out under the action of elastic component 44 and is kept out by blocking part 414.If desired for baton is used, throw away forward or
Strike bar 2 is pulled out, when snap ring 42 is moved at card slot 11, snap ring 421 is under the action of resetting spring 422 to outward transport
It is dynamic, it allows in fastening part 4212 holding to card slot 11, avoids strike bar retraction, in the present invention, unlock is located between two snap rings
The both sides of bar are respectively equipped with resetting spring 422.Bar 2 is hit if desired for retracting, presses briquetting 33, briquetting 33 drives compression bar 32 to overcome
The elastic force of dynamic clamping head and quiet clamping head 36 travels forward, and compression bar 32 drives link block 341 to move, and link block 341 drives connecting rod 342 to move,
Connecting rod 342 drives swing arm 35 to swing, and swing arm 35 pulls connector 5, and the drive of connector 5 is kept out draw ring portion 46 and moved backward, keeps out
Draw ring portion 46 drives unlock rod 43 that the elastic force of elastic component 44 is overcome to move backward, under the guiding role of connecting portion 433, allows big end
Portion 431 is inserted into solution lockhole, promotes the fastening part of snap ring that the elastic force of resetting spring is overcome to be detached from card slot 11, strike bar 2 is contracted
It returns.In this configuration, by reversely installing unlock rod, the small end of unlock rod is allowed to set backwards, and unlock is realized using pulling force,
Unlock rod, which only needs to be arranged on the rear end of strike bar and occupies the little space of strike rod rear end, can be realized the recycling of strike bar,
After bar recycling is hit, unlocking mechanism is located in the rear end of outer tube, has been released in the middle front end of outer tube a large amount of available
Space, the space can install other such as capsicum water bottles, torch auxiliary.Therefore, unlock rod of the invention setting overcomes existing
The technology prejudice that some unlock rods are set forward.Using link mechanism, organization volume is small, and can realize and reversely pull connector
Purpose.
As another structure of the present invention, the two level strike bar of one or more is further included, the two level close to strike bar is beaten
The one end for hitting bar is plugged in two level strike bar, and other two levels hit bar plug connection successively, in the rear end of two level strike bar
Unlocking mechanism is installed, two level card slot is equipped in other strike bar front inner walls of the two level strike bar except front end, it is adjacent
Unlocking mechanism between be connected with two level connector.The structure if desired for using, throws away or pulls out two level strike bar, work as unlock
Mechanism follows two level strike bar when moving at two level card slot, in snap ring holding to two level card slot.If desired for recycling baton,
Connector pulling force is given by unlocking driving mechanism, connector drive is kept out draw ring portion and moved backward, keeps out draw ring portion and drives unlock
Bar overcomes the elastic force of elastic component to move backward, meanwhile, two level connector can generate pulling force, and big end is allowed to be inserted into snap ring
It is interior, snap ring is promoted to be detached from card slot and two level card slot, strike bar and two level strike bar are retracted.The structure, using identical
Unlocking mechanism can realize the retraction of two level strike bar, can not only increase the use length of baton, and it is convenient, fast to retract.
Claims (10)
1. a kind of negative drawing unlocks retractable spontoon, including holding rod and strike bar, the one end for hitting bar is plugged in holding rod；It is special
Sign is：Card slot is equipped in the front inner wall of holding rod；Unlock driving mechanism is connected in the rear end of holding rod, after bar is hit
End is connected with unlocking mechanism, and connector is equipped between unlock driving mechanism and unlocking mechanism；The unlocking mechanism includes card
Seat, snap ring, unlock rod and elastic component, deck are connected on strike bar, blocking part are equipped in deck, is equipped in deck
Accommodating cavity, is equipped with the slip vallecular cavity communicated with accommodating cavity radially extended on deck, and snap ring is located in accommodating cavity and wears
Cross slip vallecular cavity, snap ring can coordinate with card slot, unlock rod pass through blocking part and snap ring, unlock rod include big end and
Small end, small end are connected to the rear end of big end, are connected in small end and keep out draw ring portion, keep out draw ring portion and are located at blocking part
Rear end, blocking part, which is withstood, keeps out draw ring portion, and elastic component is connected between unlock rod and deck, and connector, which is connected to, keeps out drawing
Between ring portion and unlock driving mechanism.
2. negative drawing according to claim 1 unlocks retractable spontoon, it is characterised in that：Further include the two level of one or more
Bar is hit, is plugged in two level strike bar close to one end of the two level strike bar of strike bar, other two level strike bars are inserted successively
It connects in succession, unlocking mechanism is installed in the rear end of two level strike bar, before other strike bars except the two level of front end strike bar
Inner wall is held to be equipped with two level card slot, two level connector is connected between adjacent unlocking mechanism.
3. negative drawing according to claim 1 unlocks retractable spontoon, it is characterised in that：The front end of deck has foreboard,
Unlock rod passes through foreboard, is equipped with baffle in the front end of unlock rod, elastic component is sleeved on the unlock rod of baffle and foreboard.
4. negative drawing according to claim 1 unlocks retractable spontoon, it is characterised in that：Between big end and small end
Equipped with connecting portion, connecting portion is in truncated cone-shaped.
5. negative drawing according to claim 1 unlocks retractable spontoon, it is characterised in that：In the front end of deck and strike bar
Inner wall for be threadedly coupled；The connector is flexible strand.
6. negative drawing according to claim 1 unlocks retractable spontoon, it is characterised in that：The unlock driving mechanism packet
Pedestal, compression bar, briquetting, link mechanism and swing arm are included, pedestal is connected on holding rod, and briquetting is connected to the rear end of compression bar, compression bar
Front end passes through pedestal, and swing arm is hinged on pedestal, and link mechanism is connected between compression bar and swing arm, be located on compression bar pedestal with
It is cased with dynamic clamping head and quiet clamping head between briquetting, connector is connected to swing arm and keeps out between draw ring portion.
7. negative drawing according to claim 6 unlocks retractable spontoon, it is characterised in that：The link mechanism includes connecting
Block and connecting rod are connect, link block is connected to the front end of compression bar, and connecting rod is hinged between swing arm and link block.
8. negative drawing according to claim 6 unlocks retractable spontoon, it is characterised in that：The pedestal includes pedestal sheet
Two supporting arms that body and front end from base body extend forward have gap between two supporting arms, are hinged in the middle part of swing arm
On two supporting arms, link mechanism is hinged on one end of swing arm, and connector is connected to the other end of swing arm.
9. negative drawing according to claim 8 unlocks retractable spontoon, it is characterised in that：The front end of base body passes through spiral shell
Line is connected on the inner wall of holding rod.
10. negative drawing according to claim 6 unlocks retractable spontoon, it is characterised in that：The elastic component is spring,
The dynamic clamping head and quiet clamping head is spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711495887.6A CN108180785B (en) | 2017-12-31 | 2017-12-31 | Reverse stretching unblock baton that stretches out and draws back |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711495887.6A CN108180785B (en) | 2017-12-31 | 2017-12-31 | Reverse stretching unblock baton that stretches out and draws back |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108180785A true CN108180785A (en) | 2018-06-19 |
| CN108180785B CN108180785B (en) | 2021-02-26 |
Family
ID=62549493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711495887.6A Active CN108180785B (en) | 2017-12-31 | 2017-12-31 | Reverse stretching unblock baton that stretches out and draws back |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108180785B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111076610A (en) * | 2020-01-15 | 2020-04-28 | 常熟市吉宏精密机械有限公司 | Drum butterfly and pipe body locking groove matching structure of telescopic spontoon |
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| CN206755989U (en) * | 2017-04-24 | 2017-12-15 | 常熟市吉宏汽车电子科技有限公司 | Telescopic spontoon |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111076610A (en) * | 2020-01-15 | 2020-04-28 | 常熟市吉宏精密机械有限公司 | Drum butterfly and pipe body locking groove matching structure of telescopic spontoon |
| CN111076610B (en) * | 2020-01-15 | 2024-05-28 | 常熟市吉宏精密机械有限公司 | Drum butterfly and pipe locking groove matching structure of telescopic spontoon |
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| CN108180785B (en) | 2021-02-26 |
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