CN103934835A - Novel standard folding knife - Google Patents
Novel standard folding knife Download PDFInfo
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- CN103934835A CN103934835A CN201410203837.6A CN201410203837A CN103934835A CN 103934835 A CN103934835 A CN 103934835A CN 201410203837 A CN201410203837 A CN 201410203837A CN 103934835 A CN103934835 A CN 103934835A
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- knife
- locking plate
- cutter hub
- handle
- fulcrum
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Abstract
The invention relates to the technical field of knives, in particular to a novel standard folding knife. The novel standard folding knife comprises a knife handle and a knife body hinged to the knife handle, the knife body rotates around the hinge position to be opened and closed, the knife body comprises a knife edge and a knife back, a fixed shaft is arranged on the knife handle, a first locating portion which is connected with the fixed shaft in a clamped mode in the opening process is arranged on one side of the knife back, and a second locating portion which is connected with the fixed shaft in a clamped mode in the closing process is arranged on one side of the knife edge. A locking plate is arranged on the knife handle, a locking plate supporting point is arranged on the locking plate, a first supporting point which is connected with the locking plate supporting point in a clamped mode in the opening process is arranged on the knife body, and a second supporting point which is connected with the locking plate supporting point in a clamped mode in the closing process is arranged on the knife body. Due to the fact that the locking plate supporting point is matched with the first supporting point and the second supporting point, a user does not need to break off the locking plate, the opening and closing actions can be achieved by directly rotating the knife body, use is facilitated, and the safety of the user is protected.
Description
Technical field
The present invention relates to the technical field of cutter, more specifically, relate to a kind of novel standard jackknife.
Background technology
Jackknife has become the common tool in people's daily life, for people's life has brought many convenience.Jackknife is that a kind of cutter hub is connected with rotating shaft with handle of a knife, and cutter hub can rotate and turn up the cutter entering in handle of a knife.Existing jackknife is mainly divided into type hand jackknife and semi-automatic jackknife, as its name suggests, type hand jackknife all needs user manually to complete in the whole process of opening, semi-automatic jackknife only needs people to apply power in the initial procedure of opening, and the later stage process of opening is opened automatically by means of the device of jackknife inside.
After under the state that existing type hand jackknife launches at cutter hub, when needs fold cutter hub while turning up cutter hub, the locking plate of locating cutter hub expanded position on handle of a knife must be broken into two with one's hands, rotate again cutter hub, just can fold and turn up cutter hub, said process needs hand of user to break locking plate into two with one's hands, and another hand-screw rotor body is very inconvenient; If user rotates cutter hub when too fast, likely can make cutter hub touch the hand of breaking locking plate into two with one's hands, user easily comes to harm like this, has increased danger coefficient.
Summary of the invention
The present invention is at least one defect overcoming described in above-mentioned prior art; a kind of novel standard jackknife is provided; by the cooperation of locking plate fulcrum and the first fulcrum, the second fulcrum; make user not need to break into two with one's hands locking plate; directly rotation cutter hub can be realized and open closed action; easy to use, and protected user's safety.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of novel standard jackknife, comprise handle of a knife, with the hinged cutter hub of handle of a knife, cutter hub rotates and opens closure around articulated position, described cutter hub comprises blade, the knife back, described handle of a knife is provided with fixed axis, and the knife back one side is provided with the first location division that connects and fixes axle in the time opening, and blade one side is provided with the second location division that connects and fixes axle in the time of closure;
Wherein, described handle of a knife is provided with locking plate, and locking plate is provided with locking plate fulcrum, and described cutter hub is provided with the first fulcrum of clamping locking plate fulcrum in the time opening, and cutter hub is provided with the second fulcrum of clamping clamping locking plate fulcrum in the time of closure.
In this programme, cutter hub can rotate 180 degree around articulated position and realize unlatching closure, when cutter hub is opened completely, locking plate fulcrum clamping the first fulcrum, now, the first location division is blocked fixed axis cutter hub can not be rotated again, like this, 2 cutter hub is located, realized the state that cutter hub is opened completely.
When cutter hub is closed, locking plate fulcrum clamping the second fulcrum, now, the second location division is blocked fixed axis cutter hub can not be rotated again, same, 2 cutter hub is located, and has realized the completely closed state of cutter hub.
In this programme, the first fulcrum and the relative articulated position setting of the second fulcrum, be provided with joint gap between described locking plate and the main body of handle of a knife, and locking plate is connected with the main body elasticity of handle of a knife, and locking plate is to cutter hub one lateral buckling.The main body of locking plate and handle of a knife is not at grade, locking plate is to cutter hub one lateral buckling, and locking plate is connected with the main body elasticity of handle of a knife, like this, while having ensured that cutter hub turns to the extreme position of closure or openness, locking plate fulcrum can effectively block the first fulcrum or the second fulcrum.
Concrete, when cutter hub is opened completely, locking plate makes locking plate fulcrum and the first fulcrum clamping to the inside Hui Li of micro-curved generation inside cutter hub, when cutter hub is opened completely in stable state.When cutter hub is completely closed, locking plate makes locking plate fulcrum and the second fulcrum clamping to the inside Hui Li of micro-curved generation inside cutter hub, make cutter hub completely when closure in stable state.
Further, described handle of a knife quantity is two, and cutter hub is clipped between two handle of a knifes and is hinged with two handle of a knifes, wherein on a slice handle of a knife, locking plate is set.Locking plate can be stable cutter hub and handle of a knife are fixed together is wherein set on a slice handle of a knife, certainly, also can on two handle of a knifes, locking plate be all set, aforesaid way is also in protection domain of the present invention.
Further, described the first fulcrum, the second fulcrum are groove, and described locking plate fulcrum is the lug boss coordinating with groove shapes.Preferably, described the first fulcrum, the second fulcrum are hemispherical groove, and described locking plate fulcrum is the convex hemispherical protrusion coordinating with groove shapes.
Above-mentioned is being stuck that hemispheric respective outer side edges makes that locking plate and cutter hub can be stable, and in the rotation process of cutter hub, because locking plate is to cutter hub one lateral buckling, locking plate fulcrum and cutter hub Surface Contact, it is more smooth and easy that hemispherical can make cutter hub rotate, and produces less frictional force.
Further, described handle of a knife is provided with handle of a knife articulated section, and described cutter hub is provided with cutter hub articulated section, and above-mentioned articulated section is through hole, and handle of a knife articulated section is corresponding with position, cutter hub articulated section, and turning cylinder is through above-mentioned through hole, and cutter hub rotates and opens closure around turning cylinder.
In above-mentioned handle of a knife articulated section, cutter hub articulated section place can arrange screw assembly structure, makes like this easy installation and removal of jackknife.
Compared with prior art, beneficial effect is: handle of a knife of the present invention is provided with locking plate, locking plate is provided with locking plate fulcrum, and described cutter hub is provided with the first fulcrum of clamping locking plate fulcrum in the time opening, and cutter hub is provided with the second fulcrum of clamping clamping locking plate fulcrum in the time of closure.
By the cooperation of locking plate fulcrum and the first fulcrum, the second fulcrum, make user not need to break into two with one's hands locking plate, directly rotate cutter hub and can realize and open closed action, easy to use, and protected user's safety.
Brief description of the drawings
Fig. 1 is the present invention's structural representation that explodes.
Fig. 2 is opening structural representation of the present invention.
Fig. 3 is closure state structural representation of the present invention.
Stressed schematic diagram when Fig. 4 is the present invention's closure.
Fig. 5 is mechanics decomposing schematic representation of the present invention.
Fig. 6 is the present invention's stressed schematic diagram while opening.
Detailed description of the invention
Accompanying drawing, only for exemplary illustration, can not be interpreted as the restriction to this patent; For better explanation the present embodiment, some parts of accompanying drawing have omission, zoom in or out, and do not represent the size of actual product; To those skilled in the art, in accompanying drawing some known features and explanation thereof may to omit be understandable.In accompanying drawing, describe position relationship only for exemplary illustration, can not be interpreted as the restriction to this patent.
As Figure 1-3, a kind of novel standard jackknife, comprise handle of a knife 10, with the hinged cutter hub 20 of handle of a knife 10, cutter hub 20 rotates and opens closure around articulated position, cutter hub 20 comprises blade 21, the knife back 22, handle of a knife 10 is provided with fixed axis 12, and the knife back 22 1 sides are provided with the first location division 23 that connects and fixes axle 12 in the time opening, and blade 21 1 sides are provided with the second location division 24 that connects and fixes axle 12 in the time of closure;
Wherein, handle of a knife 10 is provided with locking plate 13, and locking plate 13 is provided with locking plate fulcrum 15, and cutter hub 20 is provided with the first fulcrum 25 of clamping locking plate fulcrum 15 in the time opening, and cutter hub 20 is provided with the second fulcrum 26 of clamping locking plate fulcrum 15 in the time of closure.
In the present embodiment, in Fig. 2, cutter hub can rotate 180 degree around articulated position and realize unlatching closure, when cutter hub 20 is opened completely, locking plate fulcrum 15 clamping the first fulcrums 25, now, the first location division 23 is blocked fixed axis 12 cutter hub 20 can not be rotated again, like this, 2 cutter hub is located, realized the state that cutter hub is opened completely.
In Fig. 3, when cutter hub 20 is closed, locking plate fulcrum 15 clamping the second fulcrums 26, now, the second location division 24 is blocked fixed axis 12 cutter hub 20 can not be rotated again, same, 2 cutter hub 20 is located, and has realized the completely closed state of cutter hub 20.
In the present embodiment, the first fulcrum 25 and the relative articulated position setting of the second fulcrum 26, be provided with joint gap 14 between described locking plate 13 and the main body of handle of a knife 10, and locking plate 13 is connected with the main body elasticity of handle of a knife 10, and locking plate 13 is to cutter hub 20 1 lateral bucklings.The main body of locking plate 13 and handle of a knife 10 is not at grade, locking plate 13 is to cutter hub 20 1 lateral bucklings, and locking plate 13 is connected with the main body elasticity of handle of a knife 10, like this, while having ensured that cutter hub 20 turns to the extreme position of closure or openness, locking plate fulcrum 15 can effectively block the first fulcrum 25 or the second fulcrum 26.
Concrete, when cutter hub 20 is opened completely, locking plate 13 makes locking plate fulcrum 15 and the first fulcrum 25 clampings to the inside Hui Li of the cutter hub 20 micro-curved generations in inner side, when cutter hub is opened completely in stable state.When cutter hub is completely closed, locking plate 13 makes locking plate fulcrum 15 and the second fulcrum 26 clampings to the inside Hui Li of micro-curved generation inside cutter hub, make cutter hub 20 completely when closure in stable state.
In the present embodiment, handle of a knife 10 quantity are two, and cutter hub 20 is clipped between two handle of a knifes 10 and is hinged with two handle of a knifes 10, wherein on a slice handle of a knife 10, locking plate 13 is set.Locking plate 13 can be stable cutter hub 20 and handle of a knife 10 are fixed together is wherein set on a slice handle of a knife 10, certainly, also can on two handle of a knifes 10, locking plate be all set, aforesaid way is also in protection domain of the present invention.
The first fulcrum 25, the second fulcrum 26 are groove, and locking plate fulcrum 15 is the lug boss coordinating with groove shapes.Preferably, the first fulcrum 25, the second fulcrum 26 are hemispherical groove, and described locking plate fulcrum 15 is the convex hemispherical protrusion coordinating with groove shapes.Above-mentioned is being stuck that hemispheric respective outer side edges makes that locking plate 13 and cutter hub 20 can be stable, and in the rotation process of cutter hub 20, because locking plate 13 is to cutter hub 20 1 lateral bucklings, locking plate fulcrum 15 and cutter hub 20 Surface Contacts, it is more smooth and easy that hemispherical can make cutter hub 20 rotate, and produces less frictional force.
Handle of a knife 10 is provided with handle of a knife articulated section 11, and cutter hub 20 is provided with cutter hub articulated section 27, and above-mentioned articulated section is through hole, and handle of a knife articulated section 11 is corresponding with 27 positions, cutter hub articulated section, and turning cylinder is through above-mentioned through hole, and cutter hub 20 rotates and opens closure around turning cylinder.In above-mentioned handle of a knife articulated section 11,27 places, cutter hub articulated section can arrange screw assembly structure, make like this easy installation and removal of jackknife.
As Figure 4-Figure 6, in Fig. 4, closed cutter hub is, arrow place in cutter hub 20 left sides applies active force, because the first fulcrum 25 and locking plate fulcrum 15 are hemispheric fit structures, the first fulcrum 25 in Fig. 4 and locking plate fulcrum 15 places, locking plate 13 is subject to the interlock power of downwards corresponding and outward direction, in Fig. 5, arrow represents that locking plate 13 is subject to downward power downwards, arrow represents that locking plate 13 is subject to outside power to the right, oblique arrow represents the combination of two power, make locking plate 13 understand oblique time and outwards move, make like this locking plate 13 outwards open and cause the locking plate fulcrum 15 of hemispherical projections and the first fulcrum 25 of hemispherical groove to separate, cutter hub 20 can be rotated easily to closure.In Fig. 6, the principle of unlatching is identical with above-mentioned principle, is not narrating at this.
Obviously, the above embodiment of the present invention is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also giving exhaustive to all embodiments.All any amendments of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in the protection domain of the claims in the present invention.
Claims (6)
1. a novel standard jackknife, comprise handle of a knife (10), with the hinged cutter hub (20) of handle of a knife (10), cutter hub (20) rotates and opens closure around articulated position, described cutter hub (20) comprises blade (21), the knife back (22), described handle of a knife (10) is provided with fixed axis (12), the knife back (22) one sides are provided with the first location division (23) that connects and fixes axle (12) in the time opening, and blade (21) one sides are provided with the second location division (24) that connects and fixes axle (12) in the time of closure;
It is characterized in that, described handle of a knife (10) is provided with locking plate (13), locking plate (13) is provided with locking plate fulcrum (15), described cutter hub (20) is provided with first fulcrum (25) of clamping locking plate fulcrum (15) in the time opening, and cutter hub (20) is provided with second fulcrum (26) of clamping locking plate fulcrum (15) in the time of closure.
2. the novel standard jackknife of one according to claim 1, it is characterized in that: between described locking plate (13) and the main body of handle of a knife (10), be provided with joint gap (14), locking plate (13) is connected with the main body elasticity of handle of a knife (10), and locking plate (13) is to cutter hub (20) one lateral bucklings.
3. the novel standard jackknife of one according to claim 2, it is characterized in that: described handle of a knife (10) quantity is two, cutter hub (20) is clipped between two handle of a knifes (10) and is hinged with two handle of a knifes (10), wherein on a slice handle of a knife (10), locking plate (13) is set.
4. the novel standard jackknife of one according to claim 3, is characterized in that: described the first fulcrum (25), the second fulcrum (26) are groove, and described locking plate fulcrum (15) is the lug boss coordinating with groove shapes.
5. the novel standard jackknife of one according to claim 4, is characterized in that: described the first fulcrum (25), the second fulcrum (26) are hemispherical groove, and described locking plate fulcrum (15) is the convex hemispherical protrusion coordinating with groove shapes.
6. according to the arbitrary described novel standard jackknife of one of claim 1 to 5, it is characterized in that: described handle of a knife (10) is provided with handle of a knife articulated section (11), described cutter hub (20) is provided with cutter hub articulated section (27), above-mentioned articulated section is through hole, handle of a knife articulated section (11) is corresponding with position, cutter hub articulated section (27), turning cylinder is through above-mentioned through hole, and cutter hub (20) rotates and opens closure around turning cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410203837.6A CN103934835A (en) | 2014-05-15 | 2014-05-15 | Novel standard folding knife |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410203837.6A CN103934835A (en) | 2014-05-15 | 2014-05-15 | Novel standard folding knife |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103934835A true CN103934835A (en) | 2014-07-23 |
Family
ID=51182835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410203837.6A Pending CN103934835A (en) | 2014-05-15 | 2014-05-15 | Novel standard folding knife |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103934835A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108436988A (en) * | 2018-03-14 | 2018-08-24 | 苏州市锐意金属制品有限公司 | Multi-functional device of plucking eyebrows |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2296262Y (en) * | 1997-07-29 | 1998-11-04 | 大连汉威金属有限公司 | Folding hand operated tool with locking structure |
| JP2003154176A (en) * | 2001-11-22 | 2003-05-27 | Takao Fukuda | Folding knife |
| CN201586980U (en) * | 2010-01-30 | 2010-09-22 | 叶计放 | Safe folding knife with novel structure |
| US20100275447A1 (en) * | 2005-01-19 | 2010-11-04 | Perreault Daniel C | Folding knife and related methods |
| CN202155890U (en) * | 2011-07-10 | 2012-03-07 | 梁刚 | Steel ball-locked folding cutter |
| CN203843857U (en) * | 2014-05-15 | 2014-09-24 | 冯小江 | Novel folding cutter |
-
2014
- 2014-05-15 CN CN201410203837.6A patent/CN103934835A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2296262Y (en) * | 1997-07-29 | 1998-11-04 | 大连汉威金属有限公司 | Folding hand operated tool with locking structure |
| JP2003154176A (en) * | 2001-11-22 | 2003-05-27 | Takao Fukuda | Folding knife |
| US20100275447A1 (en) * | 2005-01-19 | 2010-11-04 | Perreault Daniel C | Folding knife and related methods |
| CN201586980U (en) * | 2010-01-30 | 2010-09-22 | 叶计放 | Safe folding knife with novel structure |
| CN202155890U (en) * | 2011-07-10 | 2012-03-07 | 梁刚 | Steel ball-locked folding cutter |
| CN203843857U (en) * | 2014-05-15 | 2014-09-24 | 冯小江 | Novel folding cutter |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108436988A (en) * | 2018-03-14 | 2018-08-24 | 苏州市锐意金属制品有限公司 | Multi-functional device of plucking eyebrows |
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| C06 | Publication | ||
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| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140723 |
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| RJ01 | Rejection of invention patent application after publication |