CN105904484B - A kind of jack knife with bit-stopping structure - Google Patents
A kind of jack knife with bit-stopping structure Download PDFInfo
- Publication number
- CN105904484B CN105904484B CN201610514626.3A CN201610514626A CN105904484B CN 105904484 B CN105904484 B CN 105904484B CN 201610514626 A CN201610514626 A CN 201610514626A CN 105904484 B CN105904484 B CN 105904484B
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- CN
- China
- Prior art keywords
- knife
- blade
- handle
- bit
- folding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
- B26B1/00—Hand knives with adjustable blade; Pocket knives
- B26B1/02—Hand knives with adjustable blade; Pocket knives with pivoted blade
- B26B1/04—Hand knives with adjustable blade; Pocket knives with pivoted blade lockable in adjusted position
- B26B1/044—Hand knives with adjustable blade; Pocket knives with pivoted blade lockable in adjusted position by a spring tongue snapping behind or into the tang of the blade from a side part of the handle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
- B26B1/00—Hand knives with adjustable blade; Pocket knives
- B26B1/02—Hand knives with adjustable blade; Pocket knives with pivoted blade
- B26B1/04—Hand knives with adjustable blade; Pocket knives with pivoted blade lockable in adjusted position
- B26B1/046—Hand knives with adjustable blade; Pocket knives with pivoted blade lockable in adjusted position with a locking member acting in axial direction parallel to the pivot axis of the blade
Abstract
The invention discloses a kind of jack knife with bit-stopping structure, including handle of a knife, elastic arm and blade.There is holding tank, one end of the handle of a knife is installed with a main shaft, and one end of blade is articulated on main shaft, so that blade deploys with respect to handle of a knife and folding, and the holding tank is used to accommodate the blade when blade is relative to handle of a knife folding inside handle of a knife；The side of blade has blade, and when blade deploys relative to handle of a knife, blade is located at below blade.Position-arresting part is fixedly provided with the blade, one end of the handle of a knife also has the first screens portion and the second screens portion, first screens portion and the second screens portion are located at the upper and lower of main shaft respectively, first screens portion be used for when blade deploys relative to handle of a knife with the establishing of position-arresting part card close, to prevent blade from continuing to deploy, the second screens portion be used for when blade is relative to handle of a knife folding with the establishing of position-arresting part card close, with prevent blade continuation folding.The present invention inside handle of a knife without installing stop bit nail, and elastic arm is integrally formed with handle of a knife, can effectively reduce the cost of manufacture of jack knife.
Description
Technical field
The present invention relates to a kind of jack knife with bit-stopping structure.
Background technology
Jack knife generally comprises handle of a knife and blade, and blade can deploy with respect to handle of a knife and folding.To limit the expansion degree of blade,
Generally require and stop bit nail is installed inside handle of a knife, screens can be followed closely with stop bit to prevent blade from continuing to open up after such blade expansion
Open.However, being installed inside handle of a knife, stop bit nail is relatively complicated, and cost of manufacture is higher.In addition, also needed to inside handle of a knife additionally mounted
Bit architecture is pushed up, the end of blade is withstood after blade expansion to prevent blade automatic folding, which further increases jack knife
Cost of manufacture.
The content of the invention
For overcome the deficiencies in the prior art, it is an object of the invention to provide a kind of jack knife with bit-stopping structure, nothing
Stop bit nail need to be installed inside handle of a knife, and elastic arm is integrally formed with handle of a knife, can effectively reduce the cost of manufacture of jack knife.
The purpose of the present invention is realized using following technical scheme：
A kind of jack knife with bit-stopping structure, including handle of a knife, elastic arm and blade, handle of a knife inside have holding tank, the handle of a knife
One end be installed with a main shaft, one end of blade is articulated on main shaft, so that blade with respect to handle of a knife expansion and folding, the receiving
Groove is used to accommodate the blade when blade is relative to handle of a knife folding；The side of blade has blade, when blade is relative to handle of a knife exhibition
When opening, blade is located at below blade；
Elastic arm is located at holding tank side and extended along the length direction of handle of a knife, one end of the elastic arm is integrally formed with handle of a knife,
The other end and handle of a knife are arranged at intervals and formed to end is set, and the elastic arm, which is used to provide, makes the lateral movement to end is set to close holding tank
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 is relative
When handle of a knife deploys, the end for being located at blade is supported to prevent blade rotation folding to setting to hold；This exposes to knife to the bottom for setting end
Handle；
Position-arresting part is fixedly provided with the blade, one end of the handle of a knife also has the first screens portion and the second screens portion, the
One screens portion and the second screens portion are located at the upper and lower of main shaft respectively, and the first screens portion is used to relative to handle of a knife deploy in blade
When with the establishing of position-arresting part card close, to prevent blade from continuing to deploy, the second screens portion be used for when blade is relative to handle of a knife folding with
The establishing of position-arresting part card close, with prevent blade continue folding；
The side of the blade is provided with recess；Elastic arm is further fixed on steel ball close to the side of holding tank, and the steel ball is used in knife
Piece closes relative to after handle of a knife folding with the recess card establishing；
There is blade the side also convex of blade to be provided with gear part, and the gear part is located at blade close to the side of handle of a knife；
After blade deploys relative to handle of a knife, gear part be located at below handle of a knife, after blade is relative to handle of a knife folding, gear part be located at knife
Above handle.
Preferably, position-arresting part is in cylinder, is further respectively had in the first screens portion and the second screens portion and sets stop bit for card
The first depression position in portion and the second depression position, the first depression position and the second depression position are curved.
Preferably, interval trough is formed between the upper end of elastic arm and handle of a knife.
Preferably, the side of handle of a knife is fixedly provided with belt fastener.
Preferably, 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 the holding tank, knife
The one end of handle away from blade articulated position is additionally provided with spacer sleeve, and the spacer sleeve is folded between the first lateral plate and the second lateral plate.
Preferably, the contacts side surfaces of a steel disc, the steel disc and blade are embedded with to the side for setting the close holding tank in end.
Preferably, the both sides of holding tank are also separately installed with two ball assemblies, and 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 rolls, to be coordinated.
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 are installed in rotation on retainer, and main shaft is located on base and retainer.
Preferably, position-arresting part pulls nail including mother and son pulls nail, and son pulls one end of nail through blade and pulls nail with mother and fixes.
The beneficial effects of the present invention are：
1st, the first screens portion and the second screens portion are formed in the end of handle of a knife, the position-arresting part clamping matching with blade, so
Without setting stop bit to follow closely in the inside of handle of a knife, manufacture craft is simplified, saves cost；
2nd, elastic arm and handle of a knife are integrally formed, and so, without setting top bit architecture in addition inside handle of a knife, are further saved
Cost；
3rd, after blade deploys relative to handle of a knife, gear part be located at below handle of a knife, blade and handle of a knife can be isolated, prevent from using
Slipped when holding handle of a knife at blade at family；After blade is relative to handle of a knife folding, gear part be located above handle of a knife, knife can be used as
The impetus of piece expansion.
Brief description of the drawings
Fig. 1 is the assembling decomposing schematic representation of the present invention；
Fig. 2 is structural representation of the present invention in blade deployed condition；
Fig. 3 is structural representation of the present invention in blade folding state；
In figure：10th, handle of a knife；11st, holding tank；12nd, main shaft；13rd, the first screens portion；131st, the first depression position；14th, the second card
Position portion；141st, the second depression position；101st, the first lateral plate；102nd, the second lateral plate；20th, blade；21st, blade；22nd, position-arresting part；221、
Son pulls nail；222nd, mother pulls nail；23rd, gear part；30th, ball assembly；31st, base；32nd, retainer；33rd, ball；40th, elastic arm；41、
Held to setting；42nd, steel disc；50th, steel ball；60th, spacer sleeve；70th, belt fastener.
Embodiment
Below, with reference to accompanying drawing and embodiment, the present invention is described further：
As shown in Figure 1 to Figure 3, the jack knife that the present invention has bit-stopping structure includes handle of a knife 10, elastic arm 40 and blade 20.Handle of a knife
10 inside have a holding tank 11, and one end of the handle of a knife 10 is installed with a main shaft 12, one end of blade 20 is articulated on main shaft 12, with
Blade 20 is set to deploy and folding with respect to handle of a knife 10, the holding tank 11 is used to accommodating when blade 20 is relative to 10 folding of handle of a knife should
Blade 20；The side of blade 20 has blade 21, and when blade 20 deploys relative to handle of a knife 10, blade 21 is located under blade 20
Side；
Elastic arm 40 is located at the side of holding tank 11 and extended along the length direction of handle of a knife 10, one end and the handle of a knife 10 of the elastic arm 40
Be integrally formed, the other end and handle of a knife 10 are arranged at intervals and are formed to setting end 41, the elastic arm 40 be used for offer make to support set hold 41 to by
The elastic force of one lateral movement of nearly holding tank 11；When blade 20 is accommodated in the holding tank 11, the blade 20 is blocked in bullet
Arm 40 supports the side for setting end 41；When blade 20 deploys relative to handle of a knife 10, to set end 41 support be located at the end of blade 20 with
Blade 20 is prevented to rotate folding；This, which supports to set, holds 41 bottom to expose to handle of a knife 10；
Position-arresting part 22 is fixedly provided with the blade 20, one end of the handle of a knife 10 also has the first screens portion 13 and the second card
Position portion 14, the first screens portion 13 and the second screens portion 14 are located at the upper and lower of main shaft 12 respectively, and the first screens portion 13 is used in knife
Closed, with the card establishing of position-arresting part 22 to prevent blade 20 from continuing to deploy when piece 20 deploys relative to handle of a knife 10, the second screens portion 14 uses
In when blade 20 is relative to 10 folding of handle of a knife with the card establishing of position-arresting part 22 close, with prevent blade 20 continue folding；
The side of the blade 20 is provided with recess；Elastic arm 40 is further fixed on steel ball 50 close to the side of holding tank 11, the steel ball
50 are used to close with the recess card establishing after blade 20 is relative to the folding of handle of a knife 10；
The side also convex that blade 20 has blade 21 is provided with gear part 23, and the gear part 23 is located at blade 21 close to knife
The side of handle 10；Blade 20 relative to handle of a knife 10 deploy after, gear part 23 be located at below handle of a knife 10, in blade 20 relative to knife
After the folding of handle 10, gear part 23 be located at the top of handle of a knife 10.
The present invention when blade 20 is relative to the expansion of handle of a knife 10 and folding, distinguish by the first screens portion 13 and the second screens portion 14
Closed with the card establishing of position-arresting part 22, for providing positioning action for blade 20, to limit the degree of the expansion of blade 20 and folding；Again
Person, when the folding of blade 20 is into holding tank 11, the blade 20 is blocked in supporting for elastic arm 40 and sets the side for holding 41, and blade 20 is deploying
Afterwards, blade 20, which is no longer kept off, sets this to end 41 is set, and under the resilient force of elastic arm 40, is set to setting the entrance holding tanks 11 of end 41 and supporting
41 are held to the end for being located at blade 20 to prevent blade 20 from rotating folding.
The beneficial effects of the present invention are：
1st, the first screens portion 13 and the second screens portion 14, the screens of position-arresting part 22 with blade 20 are formed in the end of handle of a knife 10
Coordinate, so without setting stop bit to follow closely in the inside of handle of a knife 10, simplify manufacture craft, save cost；
2nd, elastic arm 40 is integrally formed with handle of a knife 10, so, without setting top bit architecture in addition in the inside of handle of a knife 10, further
Save cost；
3rd, blade 20 relative to handle of a knife 10 deploy after, gear part 23 be located at below handle of a knife 10, the He of blade 21 can be isolated
Handle of a knife 10, prevent user from being slipped when holding handle of a knife 10 at blade 21；After blade 20 is relative to the folding of handle of a knife 10, gear part 23
, can be as the impetus of the expansion of blade 20 above handle of a knife 10.
Preferably, position-arresting part 22 is in cylinder, is further respectively had in the first screens portion 13 and the second screens portion 14 for blocking
The position 141 if the first depression position 131 and second of position-arresting part 22 is recessed, the first depression position 131 and second depression position 141 is in arc
Shape, match with the outline of position-arresting part 22, so can preferably clamping matching.
Specifically, interval trough is formed between the upper end of elastic arm 40 and handle of a knife 10.
Preferably, the side of handle of a knife 10 is fixedly provided with belt fastener 70, can utilize belt fastener 70 by the spiral-lock of handle of a knife 10 to skin
On the objects such as band.
Preferably, handle of a knife 10 includes the first lateral plate 101 and the second lateral plate 102, and the first lateral plate 101 and the second lateral plate 102 enclose
Into the holding tank 11, the one end of handle of a knife 10 away from the articulated position of blade 20 is additionally provided with spacer sleeve 60, and the spacer sleeve 60 is folded in
Between first lateral plate 101 and the second lateral plate 102.Elastic arm 40 is integrally formed with the first lateral plate 101 or the second lateral plate 102.
Preferably, be embedded with a steel disc 42 close to the side of holding tank 11 to setting end 41, the side of the steel disc 42 and blade 20
Face contacts.The steel disc 42 is used for the contacts side surfaces with blade 20, so more wear-resisting.
Preferably, the both sides of holding tank 11 are also separately installed with two ball assemblies 30, and two ball assemblies 30 distinguish position
In the both sides of blade 20, ball assembly 30 includes being fixed on the pedestal on handle of a knife 10 and multiple balls 33 on pedestal,
Multiple balls 33 are used to roll with the side of blade 20 and coordinated.Rolled using the side of the ball 33 in ball assembly 30 and blade 20
It is dynamic to coordinate, so, it is possible to reduce the frictional force that blade 20 is subject to when rotating.
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 installed in rotation on retainer 32 close to the side of holding tank 11, ball 33, and main shaft 12 is located in base 31 and protected
In holder 32.
Preferably, position-arresting part 22 pulls nail 222 including mother and son pulls nail 221, son pull one end of nail 221 through blade 20 and with
Mother pulls nail 222 and fixed, and so can quickly install position-arresting part 22 with more convenient.
It will be apparent to those skilled in the art that technical scheme that can be as described above and design, make other various
Corresponding change and deformation, and all these changes 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 with bit-stopping structure, it is characterised in that including handle of a knife, elastic arm and blade, have inside handle of a knife and accommodate
Groove, one end of the handle of a knife are installed with a main shaft, and one end of blade is articulated on main shaft, so that blade deploys and received with respect to handle of a knife
Folding, the holding tank are used to accommodate the blade when blade is relative to handle of a knife folding；The side of blade has blade, when blade phase
When deploying for handle of a knife, blade is located at below blade；
Elastic arm is located at holding tank side and extended along the length direction of handle of a knife, and one end and the handle of a knife of the elastic arm are integrally formed, are another
End is arranged at intervals with handle of a knife and formed to end is set, and the elastic arm, which is used to provide, makes the bullet to end is set to the lateral movement close to holding tank
Property power；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 is relative to knife
When handle deploys, the end for being located at blade is supported to prevent blade rotation folding to setting to hold；This exposes to handle of a knife to the bottom for setting end；
Position-arresting part is fixedly provided with the blade, one end of the handle of a knife also has the first screens portion and the second screens portion, the first card
Position portion and the second screens portion are located at the upper and lower of main shaft respectively, the first screens portion be used for when blade deploys relative to handle of a knife with
The establishing of position-arresting part card is closed, to prevent blade from continuing to deploy, and the second screens portion is used for when blade is relative to handle of a knife folding and stop bit
Portion card establishing closes, to prevent blade from continuing folding；
The side of the blade is provided with recess；Elastic arm is further fixed on steel ball close to the side of holding tank, and the steel ball is used in blade phase
For being closed after handle of a knife folding with the recess card establishing；
There is blade the side also convex of blade to be provided with gear part, and the gear part is located at blade close to the side of handle of a knife；In knife
Piece deploy relative to handle of a knife after, gear part be located at below handle of a knife, after blade is relative to handle of a knife folding, gear part is located on handle of a knife
Side, to prevent user from being slided into when holding handle of a knife at blade.
2. there is the jack knife of bit-stopping structure as claimed in claim 1, it is characterised in that position-arresting part is in cylinder, the first screens
Further respectively had in portion and the second screens portion for card set position-arresting part first depression position and second depression position, first depression position and
Second depression position is curved.
3. there is the jack knife of bit-stopping structure as claimed in claim 1, it is characterised in that formed between the upper end of elastic arm and handle of a knife
Interval trough.
4. there is the jack knife of bit-stopping structure as claimed in claim 1, it is characterised in that the side of handle of a knife is fixedly provided with belt
Button.
5. there is the jack knife of bit-stopping structure as claimed in claim 1, it is characterised in that handle of a knife includes the first lateral plate and the second side
Piece, the first lateral plate and the second lateral plate surround the holding tank, and the one end of handle of a knife away from blade articulated position is additionally provided with spacer sleeve, should
Spacer sleeve is folded between the first lateral plate and the second lateral plate.
6. there is the jack knife of bit-stopping structure as claimed in claim 1, it is characterised in that embedding close to the side of holding tank to end is set
Equipped with a steel disc, the contacts side surfaces of the steel disc and blade.
7. there is the jack knife of bit-stopping structure as claimed in claim 1, it is characterised in that the both sides of holding tank are also separately installed with
Two ball assemblies, two ball assemblies are located at the both sides of blade respectively, ball assembly include being fixed on pedestal on handle of a knife and
Multiple balls on pedestal, multiple balls are used to roll with the side of blade and coordinated.
8. there is the jack knife of bit-stopping structure as claimed in claim 7, it is characterised in that pedestal includes base and retainer, bottom
Seat is fixed on handle of a knife, and retainer is fixed on base and is installed in rotation on close to the side of holding tank, ball on retainer, main
Axle is located on base and retainer.
9. there is the jack knife of bit-stopping structure as claimed in claim 1, it is characterised in that position-arresting part pulls nail including mother and son is pulled
Nail, son pull one end of nail through blade and pull nail with mother and fix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610514626.3A CN105904484B (en) | 2016-07-01 | 2016-07-01 | A kind of jack knife with bit-stopping structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610514626.3A CN105904484B (en) | 2016-07-01 | 2016-07-01 | A kind of jack knife with bit-stopping structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105904484A CN105904484A (en) | 2016-08-31 |
| CN105904484B true CN105904484B (en) | 2018-01-09 |
Family
ID=56754674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610514626.3A Active CN105904484B (en) | 2016-07-01 | 2016-07-01 | A kind of jack knife with bit-stopping structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105904484B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11285625B2 (en) * | 2018-09-18 | 2022-03-29 | Fiskars Brands, Inc. | Folding knife with frame lock guard |
| CN109773836B (en) * | 2019-01-31 | 2023-09-08 | 梁刚 | Cutter and nail-free easy-to-assemble and disassemble clip thereof |
| WO2023147682A1 (en) * | 2022-02-01 | 2023-08-10 | Techtronic Cordless Gp | Knife with monolithic lock and release |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5095624A (en) * | 1990-12-07 | 1992-03-17 | Ennis Raynold W | Lock system for a folding knife |
| US6427334B2 (en) * | 1999-12-28 | 2002-08-06 | Kenneth J. Onion | Folding knife with blade locking mechanism |
| US6848184B2 (en) * | 2002-10-08 | 2005-02-01 | Kantas Products Co., Ltd. | Single blade foldable knife |
| CN2695190Y (en) * | 2004-06-04 | 2005-04-27 | 赖朝贤 | Folding knife having safety switch |
| US8893389B2 (en) * | 2011-05-31 | 2014-11-25 | Fiskars Brands, Inc. | Cantilever spring assist knife |
| CN104703764B (en) * | 2012-09-09 | 2017-04-12 | 班奇梅德刀具有限公司 | Folding knife with dual operational modes |
-
2016
- 2016-07-01 CN CN201610514626.3A patent/CN105904484B/en active Active
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| Publication number | Publication date |
|---|---|
| CN105904484A (en) | 2016-08-31 |
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Address after: No.4 building, hardware knife shear demonstration park, Zhuhai (Yangjiang Vientiane) industrial transfer industrial park, Yangdong District, Yangjiang City, Guangdong Province Patentee after: GUANGDONG TUOBITUO TECHNOLOGY Co.,Ltd. Address before: 529500 Guangdong province Yangjiang City Yangdong District Ya Shao Zhen Jianshan industrial district Patentee before: YANGJIANG TUOBITUO TECHNOLOGY Co.,Ltd. |