CN105922297B - A kind of jack knife that there is attack to bore - Google Patents
A kind of jack knife that there is attack to bore Download PDFInfo
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- CN105922297B CN105922297B CN201610517291.0A CN201610517291A CN105922297B CN 105922297 B CN105922297 B CN 105922297B CN 201610517291 A CN201610517291 A CN 201610517291A CN 105922297 B CN105922297 B CN 105922297B
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- knife
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- lateral plate
- cam
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
- B26B11/00—Hand knives combined with other implements, e.g. with corkscrew, with scissors, with writing implement
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- Mechanical Engineering (AREA)
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Abstract
The invention discloses a kind of jack knife with attack cone, including handle of a knife, blade, elastic arm, the first steel ball, two ball assemblies, rumpbones and attack cone component.Handle of a knife includes the first lateral plate and the second lateral plate, and the first lateral plate and the second lateral plate surround a holding tank；One end of the handle of a knife is installed with a main shaft, and the two ends of main shaft are fixed with the first lateral plate and the second lateral plate respectively；One end of blade is pivotally connected on main shaft and can be with respect to handle of a knife expansion and folding, and the holding tank is used to accommodate the blade when blade is relative to handle of a knife folding；Attack cone component, including knob, cam, motion bar, conehead and shell fragment, knob is installed in rotation on the first lateral plate, length direction activity that the cam is used to driving motion bar along handle of a knife, so that conehead is accommodated in inside rumpbone or exposed to outside handle of a knife.The present invention can meet a variety of use demands of user.
Description
Technical field
The present invention relates to a kind of jack knife that there is attack to bore.
Background technology
Jack knife generally comprises handle of a knife and blade, and blade can be with respect to handle of a knife expansion and folding.Existing jack knife general utility functions compared with
For continuous improvement that is single, being required with user, the single jack knife of function can not meet a variety of use demands of user.
The content of the invention
In order to overcome the deficiencies in the prior art, it is an object of the invention to provide a kind of jack knife that there is attack to bore, it can expire
A variety of use demands of sufficient user.
The purpose of the present invention is realized using following technical scheme：
A kind of jack knife that there is attack to bore, including：
Handle of a knife, including the first lateral plate and the second lateral plate, the first lateral plate and the second lateral plate surround a holding tank；The one of the handle of a knife
End is installed with a main shaft, and the two ends of main shaft are fixed with the first lateral plate and the second lateral plate respectively；
Blade, one end of blade is pivotally connected on main shaft and can be used for respect to handle of a knife expansion and folding, the holding tank in blade
The blade is accommodated during relative to handle of a knife folding；
The elastic arm of length direction extension positioned at holding tank side and along handle of a knife, one end of the elastic arm and the second lateral plate one
Shaping, the other end and the second lateral plate are arranged at intervals and formed to setting end, and the elastic arm makes to hold to close holding tank to setting for offer
A lateral movement elastic force；When blade is accommodated in the holding tank, the blade is blocked in supporting for elastic arm and sets the side at end；
When blade deploys relative to handle of a knife, held to setting to the end of blade is located to prevent blade rotation folding；This supports and set under end
Portion exposes to handle of a knife；
First steel ball, is fixed on elastic arm close to the side of holding tank, the blade is additionally provided with recess close to the side of elastic arm, should
First steel ball is used to after blade is relative to handle of a knife folding close with the recess card establishing；
Two ball assemblies on the first lateral plate and the second lateral plate are separately mounted to, two ball assemblies are located at blade respectively
Both sides, ball assembly includes being fixed on the pedestal on handle of a knife and multiple balls on pedestal, multiple balls be used for
The side of blade, which is rolled, to be coordinated；
Positioned at rumpbone of the handle of a knife away from main shaft one end, the rumpbone sandwiched is simultaneously fixed between the first lateral plate and the second lateral plate；
Attack cone component, including knob, cam, motion bar, conehead and shell fragment, knob are installed in rotation on the first lateral plate
On, cam is located in holding tank and fixed with knob, and one end transmission of the cam and motion bar coordinates, and motion bar is located in rumpbone
It is upper and can along handle of a knife length direction activity, conehead is fixed on the one end of motion bar away from cam, and the cam is for driving work
Length direction activity of the lever along handle of a knife, so that conehead is accommodated in inside rumpbone or exposed to outside handle of a knife, the two ends of shell fragment
It is connected on rumpbone and motion bar, the shell fragment, which is used to provide, makes conehead be accommodated in the elastic force inside handle of a knife.
Preferably, one end of the motion bar is provided with the second steel ball, and the second steel ball is used in cam rotation and cam
Contacts side surfaces, the both sides of cam are respectively provided with the first positioning hole and the second positioning hole with the second steel ball clamping matching,
When the first positioning hole and the second steel ball clamping matching, conehead expose to outside handle of a knife, when the second positioning hole and the second steel ball card
When position coordinates, conehead is accommodated in inside rumpbone.
Preferably, side of the cam provided with the first positioning hole also has certain bit plane, and the positioning plane is used for the
Two steel balls are fastened on when in the first positioning hole and fitted with the end face of motion bar.
Preferably, two sections of deep-slotted chip breakers are additionally provided with the side of the cam, the center of circle of two sections of deep-slotted chip breakers is respectively positioned on the rotation of cam
On shaft axis, two sections of deep-slotted chip breakers are located at the both sides of the first positioning hole respectively, and one end of two ends deep-slotted chip breaker connects with the first positioning hole
Connect, the other end and the second positioning hole are arranged at intervals, the second steel ball is used to enter in cam rotation in deep-slotted chip breaker and arcuately groove
Bearing of trend activity.
Preferably, pedestal includes base and retainer, and base is fixed on handle of a knife, and retainer is fixed on base close to receiving
The side of groove, ball is installed in rotation on retainer, and main shaft is located on base and retainer.
Preferably, motion bar is provided with card holding trough, and an end hook of shell fragment is located on rumpbone, the other end is fastened on the card holding trough
In.
Preferably, cam is integrally formed with knob.
Preferably, side of the cam away from knob also has locating dowel, and the locating dowel is installed in rotation on the second lateral plate
On, and the pivot center of the locating dowel and knob is located along the same line.
Preferably, a steel disc is embedded with to the side for setting the close holding tank in end, the contacts side surfaces of the steel disc and blade.
Compared with prior art, the beneficial effects of the present invention are：
The 1st, attack cone is installed on rumpbone, by turning knob, cam rotation can be driven, pass through cam and motion bar
The storage of transmission mating band mantle head and exposed；So when attack need not be used to bore, product can be made attractive in appearance, be held in the hand
Do not scratch；When needing to use, make attack cone exposed, the shattered glass that can meet an urgent need, can also be using attack in daily to save somebody's life
Coning row non-lethal is defended oneself, and breaking nut etc. into pieces with attack coning row acts, and jack knife tool is met a variety of demands used；
2nd, rolled and coordinated using the side of the ball in ball assembly and blade, so, it is possible to reduce blade is when rotating
The frictional force being subject to；
3rd, elastic arm and handle of a knife are integrally formed, and so save cost of manufacture.
Brief description of the drawings
Fig. 1 is the schematic perspective view of jack knife of the present invention；
Fig. 2 is the assembling decomposing schematic representation of jack knife of the present invention；
Fig. 3 is the use state schematic diagram that jack knife of the present invention is accommodated in conehead in rumpbone；
Fig. 4 is the use state schematic diagram that jack knife of the present invention exposes to handle of a knife in conehead；
Fig. 5 is the schematic perspective view of knob of the present invention and cam；
Fig. 6 is knob of the present invention and the schematic perspective view of another angle of cam；
In figure：10th, handle of a knife；101st, holding tank；11st, the first lateral plate；12nd, the second lateral plate；13rd, main shaft；20th, blade；30th, roll
Pearl component；31st, base；32nd, retainer；33rd, ball；40th, elastic arm；41st, to setting end；42nd, steel disc；50th, the first steel ball；60th, sacrum
Bone；70th, attack cone component；71st, knob；72nd, cam；721st, the first positioning hole；722nd, the second positioning hole；723rd, deep-slotted chip breaker；
724th, locating dowel；725th, plane is positioned；73rd, shell fragment；74th, the second steel ball；75th, motion bar；76th, conehead.
Embodiment
Below, with reference to accompanying drawing and embodiment, the present invention is described further：
As shown in Figures 1 to 6, the present invention has the jack knife of attack cone, including handle of a knife 10, blade 20, elastic arm 40, the first steel
Pearl 50, two ball assemblies 30, rumpbones 60 and attack cone component 70.
Handle of a knife 10 includes the first lateral plate 11 and the second lateral plate 12, and the first lateral plate 11 and the second lateral plate 12 surround a holding tank
101；One end of the handle of a knife 10 is installed with a main shaft 13, and the two ends of main shaft 13 are solid with the first lateral plate 11 and the second lateral plate 12 respectively
It is fixed；One end of blade 20 is pivotally connected on main shaft 13 and can deployed with respect to handle of a knife 10 and folding, and the holding tank 101 is used in blade 20
The blade 20 is accommodated during relative to 10 folding of handle of a knife；Elastic arm 40 is located at the side of holding tank 101 and prolonged along the length direction of handle of a knife 10
Stretch, one end of the elastic arm 40 and the second lateral plate 12 are integrally formed, the other end and the second lateral plate 12 are arranged at intervals and are formed to setting end
41, the elastic arm 40, which is used to provide, makes the elastic force to end 41 is set to the lateral movement close to holding tank 101；When blade 20 is accommodated in
When in the holding tank 101, the blade 20 is blocked in supporting for elastic arm 40 and sets the side for holding 41；When blade 20 is opened up relative to handle of a knife 10
When opening, to set end 41 support be located at the end of blade 20 with prevent blade 20 rotate folding；This, which supports to set, holds 41 bottom to expose to knife
Handle 10；
First steel ball 50 is fixed on elastic arm 40 close to the side of holding tank 101, the blade 20 close to the side of elastic arm 40 also
Provided with recess, first steel ball 50 is used to after blade 20 is relative to the folding of handle of a knife 10 close with the recess card establishing；Two balls
Component 30 is separately mounted on the first lateral plate 11 and the second lateral plate 12, and two ball assemblies 30 are located at the both sides of blade 20 respectively,
Ball assembly 30 includes being fixed on the pedestal on handle of a knife 10 and multiple balls 33 on pedestal, multiple balls 33 be used for
The side of blade 20, which is rolled, to be coordinated；
Rumpbone 60 is located at handle of a knife 10 away from the one end of main shaft 13, and the sandwiched of rumpbone 60 is simultaneously fixed on the first lateral plate 11 and the second side
Between piece 12；Attack cone component 70 includes knob 71, cam 72, motion bar 75, conehead 76 and shell fragment 73, and knob 71 is rotationally
On the first lateral plate 11, cam 72 is located in holding tank 101 and fixed with knob 71, the cam 72 and the one of motion bar 75
End transmission coordinates, and motion bar 75 is located on rumpbone 60 and can be movable along the length direction of handle of a knife 10, and conehead 76 is fixed on activity
On the one end of bar 75 away from cam 72, the cam 72 be used for drive motion bar 75 along handle of a knife 10 length direction activity, so that cone
First 76 are accommodated in the inside of rumpbone 60 or expose to outside handle of a knife 10, and the two ends of shell fragment 73 are connected to rumpbone 60 and motion bar
On 75, the shell fragment 73, which is used to provide, makes the elastic force that conehead 76 is accommodated in inside handle of a knife 10.
The present invention is when the folding of blade 20 is into holding tank 101, and the blade 20 is blocked in supporting for elastic arm 40 and sets the one of end 41
Side, after deployment, blade 20 is no longer kept off sets this to end 41 is set to blade 20, under the resilient force of elastic arm 40, enters to end 41 is set
Enter holding tank 101 and support to set end 41 to the end of blade 20 is located to prevent blade 20 from rotating folding；When needing folding, then will
To set end 41 outwards stir depart from blade 20 ends can folding blade 20, first steel ball 50 is in blade 20 relative to handle of a knife
Closed, with the recess card establishing to prevent blade 20 from automatically opening up after 10 foldings.
Be provided with rumpbone 60 attack cone, by turning knob 71, can be rotated with moving cam 72, by cam 72 with
The storage of the transmission mating band mantle first 76 of motion bar 75 and exposed；So when attack need not be used to bore, product can be made beautiful
See, be held in the hand and do not scratch；When needing to use, bore attack exposed, the shattered glass that can meet an urgent need may be used also to save somebody's life in daily
Defended oneself with application attack coning row non-lethal, breaking nut etc. into pieces with attack coning row acts, and jack knife tool is met a variety of
The demand used；
Rolled and coordinated using the side of the ball 33 in ball assembly 30 and blade 20, so, it is possible to reduce blade 20 exists
The frictional force being subject to during rotation；
Elastic arm 40 is integrally formed with handle of a knife 10, so saves cost of manufacture.
Preferably, the inner side of rumpbone 60 forms the depression position for installing cam 72.
Preferably, one end of the motion bar 75 is provided with the second steel ball 74, and the second steel ball 74 is used to rotate in cam 72
When with the contacts side surfaces of cam 72, the both sides of cam 72 are respectively provided with the first positioning hole with the clamping matching of the second steel ball 74
721 and second positioning hole 722, when the first positioning hole 721 and the second 74 clamping matching of steel ball, conehead 76 exposed to outside handle of a knife 10
Portion, when the second positioning hole 722 and the second 74 clamping matching of steel ball, conehead 76 is accommodated in inside rumpbone 60.Pass through two positioning
Hole can provide certain resistance when conehead 76 is moved in place, to play positioning action.
Preferably, side of the cam 72 provided with the first positioning hole 721 also has certain bit plane 725, the positioning plane
725 are used to fit with the end face of motion bar 75 when the second steel ball 74 is fastened in the first positioning hole 721, so when outside conehead 76
Dew, when decideing object using conehead 76, can prevent cam 72 from rotating by positioning plane 725.
Preferably, two sections of deep-slotted chip breakers 723 are additionally provided with the side of the cam 72, the center of circle of two sections of deep-slotted chip breakers 723 is respectively positioned on
On the rotation axis of cam 72, two sections of deep-slotted chip breakers 723 are located at the both sides of the first positioning hole 721, the one of two ends deep-slotted chip breaker 723 respectively
End is connected with the first positioning hole 721, the other end is arranged at intervals with the second positioning hole 722, and the second steel ball 74 is used in cam 72
Bearing of trend during rotation into deep-slotted chip breaker 723 and arcuately groove 723 is movable.So steel ball can be avoided to fall into the first positioning
Conehead 76 is set to produce larger retrogressing displacement during hole 721.
Preferably, pedestal includes base 31 and retainer 32, and base 31 is fixed on handle of a knife 10, and retainer 32 is fixed on bottom
Seat 31 is close to the side of holding tank 101, and ball 33 is installed in rotation on retainer 32, and main shaft 13 is located in base 31 and guarantor
In holder 32.
Preferably, motion bar 75 is provided with card holding trough, and an end hook of shell fragment 73 is located on rumpbone 60, the other end is fastened on this
In card holding trough.
Preferably, cam 72 is integrally formed with knob 71.
Preferably, side of the cam 72 away from knob 71 also has locating dowel 724, and the locating dowel 724 is rotatably mounted
On the second lateral plate 12, and the locating dowel 724 and the pivot center of knob 71 are located along the same line.Cam can so be made
72 rotate more stable.
Preferably, close to the side of holding tank 101 steel disc 42 is embedded with to setting end 41, the side of the steel disc 42 and blade 20
Face is contacted, so more wear-resisting.
It will be apparent to those skilled in the art that technical scheme that can be as described above and design, make other various
It is corresponding to change and deformation, and all these change and deformation should all belong to the protection domain of the claims in the present invention
Within.
Claims (9)
1. a kind of jack knife that there is attack to bore, it is characterised in that including：
Handle of a knife, including the first lateral plate and the second lateral plate, the first lateral plate and the second lateral plate surround a holding tank；One end of the handle of a knife is consolidated
Provided with a main shaft, the two ends of main shaft are fixed with the first lateral plate and the second lateral plate respectively；
Blade, one end of blade is pivotally connected on main shaft and can be used for relative in blade with respect to handle of a knife expansion and folding, the holding tank
The blade is accommodated when handle of a knife folding；
Positioned at holding tank side and along the elastic arm that extends of length direction of handle of a knife, one end of the elastic arm and the second lateral plate one into
Type, the other end and the second lateral plate are arranged at intervals and formed to setting end, and the elastic arm, which is used to provide to make to support, sets end to close holding tank
The elastic force of one lateral movement；When blade is accommodated in the holding tank, the blade is blocked in supporting for elastic arm and sets the side at end；When
When blade deploys relative to handle of a knife, held to setting to the end of blade is located to prevent blade rotation folding；This supports the bottom for setting end
Expose to handle of a knife；
First steel ball, is fixed on elastic arm close to the side of holding tank, the blade is additionally provided with recess close to the side of elastic arm, and this first
Steel ball is used to after blade is relative to handle of a knife folding close with the recess card establishing；
Two ball assemblies on the first lateral plate and the second lateral plate are separately mounted to, two ball assemblies are located at the two of blade respectively
Side, ball assembly includes being fixed on the pedestal on handle of a knife and multiple balls on pedestal, and multiple balls are used for and blade
Side roll coordinate；
Positioned at rumpbone of the handle of a knife away from main shaft one end, the rumpbone sandwiched is simultaneously fixed between the first lateral plate and the second lateral plate；
Attack cone component, including knob, cam, motion bar, conehead and shell fragment, knob are installed in rotation on the first lateral plate,
Cam is located in holding tank and fixed with knob, and one end transmission of the cam and motion bar coordinates, and motion bar is located on rumpbone
And can be movable along the length direction of handle of a knife, conehead is fixed on the one end of motion bar away from cam, and the cam is used to drive activity
Length direction activity of the bar along handle of a knife, so that conehead is accommodated in inside rumpbone or exposed to outside handle of a knife, the two ends point of shell fragment
It is not connected on rumpbone and motion bar, the shell fragment, which is used to provide, makes conehead be accommodated in the elastic force inside handle of a knife.
2. the jack knife as claimed in claim 1 that there is attack to bore, it is characterised in that one end of the motion bar is provided with second
Steel ball, the second steel ball be used in cam rotation and cam contacts side surfaces, the both sides of cam are respectively provided with and the second steel
The first positioning hole and the second positioning hole of pearl clamping matching, when the first positioning hole is with the second steel ball clamping matching, conehead it is exposed
Outside handle of a knife, when the second positioning hole and the second steel ball clamping matching, conehead is accommodated in inside rumpbone.
3. the jack knife as claimed in claim 2 that there is attack to bore, it is characterised in that the cam is provided with the side of the first positioning hole
Also have certain bit plane, the positioning plane be used for when the second steel ball is fastened in the first positioning hole and motion bar end face paste
Close.
4. the jack knife as claimed in claim 2 that there is attack to bore, it is characterised in that two sections of arcs are additionally provided with the side of the cam
Shape groove, the center of circle of two sections of deep-slotted chip breakers is respectively positioned on the rotation axis of cam, and two sections of deep-slotted chip breakers are located at the two of the first positioning hole respectively
Side, one end of two ends deep-slotted chip breaker is connected with the first positioning hole, the other end and the second positioning hole are arranged at intervals, and the second steel ball is used for
In cam rotation into deep-slotted chip breaker and the arcuately bearing of trend activity of groove.
5. the jack knife as claimed in claim 1 that there is attack to bore, it is characterised in that pedestal includes base and retainer, base
It is fixed on handle of a knife, retainer is fixed on base close to the side of holding tank, and ball is installed in rotation on retainer, main shaft
It is located on base and retainer.
6. the jack knife as claimed in claim 1 that there is attack to bore, it is characterised in that motion bar is provided with card holding trough, shell fragment
One end hook is located on rumpbone, the other end is fastened in the card holding trough.
7. the jack knife as claimed in claim 1 that there is attack to bore, it is characterised in that cam is integrally formed with knob.
8. the jack knife as claimed in claim 7 that there is attack to bore, it is characterised in that it is fixed that side of the cam away from knob also has
Position post, the locating dowel is installed in rotation on the second lateral plate, and the pivot center of the locating dowel and knob is located at always
On line.
9. the jack knife as claimed in claim 1 that there is attack to bore, it is characterised in that be embedded in end is set close to the side of holding tank
There is a steel disc, the contacts side surfaces of the steel disc and blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610517291.0A CN105922297B (en) | 2016-07-01 | 2016-07-01 | A kind of jack knife that there is attack to bore |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610517291.0A CN105922297B (en) | 2016-07-01 | 2016-07-01 | A kind of jack knife that there is attack to bore |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105922297A CN105922297A (en) | 2016-09-07 |
| CN105922297B true CN105922297B (en) | 2017-09-29 |
Family
ID=56829410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610517291.0A Active CN105922297B (en) | 2016-07-01 | 2016-07-01 | A kind of jack knife that there is attack to bore |
Country Status (1)
| Country | Link |
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| CN (1) | CN105922297B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT201600124236A1 (en) * | 2016-12-07 | 2018-06-07 | Turmond S P A | FOLDING KNIFE |
| WO2023191667A1 (en) * | 2022-03-29 | 2023-10-05 | Сергей ШИРОГОРОВ | Pivot assembly for a folding kinfe |
| WO2023204732A1 (en) * | 2022-04-19 | 2023-10-26 | Сергей ШИРОГОРОВ | Device for distributing the loads on a pivot assembly of a folding knife |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7748122B2 (en) * | 2007-09-05 | 2010-07-06 | Mentor Group, L.L.C. | Knife blade opening mechanism |
| US7918028B2 (en) * | 2007-11-26 | 2011-04-05 | Steigerwalt Kenneth A | Folding knife with thumb release opening |
| CN201872174U (en) * | 2010-11-30 | 2011-06-22 | 顾志刚 | Novel foldable knife |
| US8893389B2 (en) * | 2011-05-31 | 2014-11-25 | Fiskars Brands, Inc. | Cantilever spring assist knife |
| CN202507297U (en) * | 2012-04-03 | 2012-10-31 | 梁刚 | Multipurpose folding knife |
| CN202540316U (en) * | 2012-04-08 | 2012-11-21 | 蔡耀祖 | Novel folding small knife |
| FR3002876B1 (en) * | 2013-03-05 | 2016-09-02 | Jean Louis Roland Pierard | FOLDING KNIFE ARRANGEMENT |
| CN204397910U (en) * | 2014-12-31 | 2015-06-17 | 梁刚 | The screwdriver external member assistant locking apparatus of jack knife |
| CN205058080U (en) * | 2015-09-02 | 2016-03-02 | 阳江鸿丰实业有限公司 | Novel multi -functional folding knife |
-
2016
- 2016-07-01 CN CN201610517291.0A patent/CN105922297B/en active Active
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| CN105922297A (en) | 2016-09-07 |
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Address after: Zhuhai District of Guangdong city of Yangjiang province Yangdong 529943 (Yangjiang Vientiane) industrial transfer industrial park demonstration garden building 4 Hardware Cutlery Applicant after: Guangdong Billiton Billiton Polytron Technologies Inc Address before: 529500 Guangdong province Yangjiang City Yangdong District Ya Shao Zhen Jianshan industrial district Applicant before: Yangjiang Tuobituo Technology Co., Ltd. |
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Denomination of invention: Folding knife with attack cone Effective date of registration: 20171227 Granted publication date: 20170929 Pledgee: China Co truction Bank Corp Yangjiang branch Pledgor: Guangdong Billiton Billiton Polytron Technologies Inc Registration number: 2017440000206 |
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Date of cancellation: 20190924 Granted publication date: 20170929 Pledgee: China Co truction Bank Corp Yangjiang branch Pledgor: Guangdong Billiton Billiton Polytron Technologies Inc Registration number: 2017440000206 |
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