CN114030011B - Safety folding knife with cipher locking structure - Google Patents
Safety folding knife with cipher locking structure Download PDFInfo
- Publication number
- CN114030011B CN114030011B CN202111424137.6A CN202111424137A CN114030011B CN 114030011 B CN114030011 B CN 114030011B CN 202111424137 A CN202111424137 A CN 202111424137A CN 114030011 B CN114030011 B CN 114030011B
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- Prior art keywords
- fixed
- lock tongue
- bone
- poking wheel
- sleeve
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- 210000000988 bone and bone Anatomy 0.000 claims abstract description 32
- 230000000694 effects Effects 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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
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- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Knives (AREA)
Abstract
The invention discloses a safe folding knife with a password locking structure, which comprises a knife handle, a bottom bone, a knife edge and a dial knob, wherein the bottom bone is arranged in the knife handle, one end of the bottom bone is connected with the knife edge, the dial knob is arranged at the connection part of the bottom bone and the knife edge, a top sleeve is arranged in the dial knob, the dial knob is connected with a fixed dial wheel shaft through a fixed pin, the lower end of the top sleeve is connected with the bottom sleeve, the fixed dial wheel shaft is arranged in the bottom sleeve, a first dial wheel group, a second dial wheel group and a third dial wheel group are arranged on the fixed dial wheel shaft from top to bottom, a spring is arranged between the bottom sleeve and the first dial wheel group, a clamping locking block is arranged on one side of the bottom bone, a lock tongue box is arranged at the upper end of the inner side of the clamping locking block, and a lock tongue is arranged in the lock tongue box. The invention locks the blade by utilizing the lock disc structure and matching with the lock tongue, thereby avoiding random unlocking and use and improving the safety and the locking effect of the blade.
Description
Technical Field
The invention relates to the field of folding knives, in particular to a safety folding knife with a coded locking structure.
Background
In the prior art, the folding knife is convenient to carry, and in the carrying process, the whole folding knife is in a closed state, and the blade part is hidden in the knife handle, so that the folding knife is safer. However, when the whole folding knife is in an open state and performs actions such as cutting, shaving, chopping and the like, unstable states of the part of the knife head where the knife edge is positioned often occur, so that potential safety hazards are caused; meanwhile, when the whole folding knife is in a closed state, the cutting head part of the folding knife is not firmly closed and is automatically opened under individual conditions, so that potential safety hazards are caused, the folding knife with locking can be used at will, and if the folding knife is held by strangers, certain dangerous accidents can also occur.
Disclosure of Invention
The invention aims to solve the problems and provide a safety folding knife with a coded locking structure.
The invention realizes the above purpose through the following technical scheme:
The utility model provides a safe folding knife with password locking structure, includes handle of a knife, end bone, cutting edge, calibrated scale knob, the inside end bone that is provided with of handle of a knife, end bone one end is connected with the cutting edge, end bone with be provided with the calibrated scale knob on the cutting edge junction part, the inside top sleeve that is provided with of calibrated scale knob, the calibrated scale knob passes through fixed pin connection and dials the shaft, top sleeve lower extreme is connected with the bottom sleeve, the inside fixed shaft that dials of bottom sleeve is provided with, fixed group epaxial first group wheel, second group wheel, the third group wheel that dials of being provided with from last, fixed group wheel shaft bottom is connected with the bottom fixed block, the bottom sleeve with be provided with the spring between the first group wheel group, first group wheel is located end bone one side is provided with the screens jam, the inboard upper end of screens jam is provided with the spring bolt case, the spring bolt case with be provided with the spring bolt spring between the spring bolt case, the screens jam is located end bone one side is provided with the jam between the pull rod case and the lock catch.
Preferably: the cutting edge is rotationally connected with the bottom bone, and the fixed poking wheel shaft is connected with the fixed pin through threads.
So set up, fixed plectrum axle with fixed pin is used for connecting and is fixed.
Preferably: the top sleeve is rotationally connected with the bottom sleeve, the bottom sleeve is in interference fit with the cutting edge, and the top sleeve is rotationally connected with the fixed poking wheel shaft.
So set up, utilize the rotation to connect and guaranteed the smoothness nature that opens and shuts, and stability of itself.
Preferably: the first shifting wheel set, the second shifting wheel set and the third shifting wheel set are rotationally connected with the fixed shifting wheel shaft, clamping blocks are arranged at positions of the fixed shifting wheel shaft corresponding to the first shifting wheel set, the second shifting wheel set and the third shifting wheel set, and clamping blocks are arranged between the first shifting wheel set, the second shifting wheel set, the third shifting wheel set and the fixed shifting wheel shaft.
The setting like this, first group wheelset the second group wheelset the third group wheelset is used for pushing up the screens locking piece, thereby locking the cutting edge.
Preferably: the clamping locking piece is connected with the bottom bone in a sliding mode, the lock tongue box is connected with the clamping locking piece in a sliding mode, and the lock tongue is connected with the lock tongue box in a sliding mode.
The clamping lock block is used for being matched with the lock tongue box, so that the lock tongue is lifted or put down, and the cutting edge is locked or loosened.
Preferably: the pull rod is connected with the bottom bone in a sliding manner, and the pull rod is connected with the clamping locking block through threads.
So set up, the pull rod is used for pulling the screens locking piece.
Preferably: and a groove is formed in the cutting edge corresponding to the lock tongue.
So configured, the slot is provided for locking.
Compared with the prior art, the invention has the following beneficial effects:
1. The locking disc structure is matched with the lock tongue to lock the blade, so that random unlocking is avoided, and safety and the locking effect of the blade are improved.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings that are necessary for the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a first schematic view of a safety folding knife with a combination locking mechanism according to the present invention;
FIG. 2 is a second schematic view of a safety folding knife with a combination locking mechanism according to the present invention;
FIG. 3 is a schematic view of a knife edge structure of a safety folding knife with a coded locking structure according to the present invention;
FIG. 4 is a schematic view of the inside structure of the safety folding knife with the password locking structure according to the present invention;
FIG. 5 is a schematic view of a knife edge retracting structure of a safety folding knife with a combination locking mechanism according to the present invention;
FIG. 6 is a schematic view of the internal structure of a dead bolt housing of a safety folding knife with a coded locking structure according to the present invention;
Fig. 7 is a cross-sectional view of a fixed plectrum shaft of a safety folding knife with a combination locking mechanism according to the present invention.
The reference numerals are explained as follows:
1. A knife handle; 2. a bottom bone; 3. a blade; 4. a dial knob; 5. fixing pins; 6. a top sleeve; 7. a bottom sleeve; 8. a bolt; 9. a bottom fixing block; 10. a first dial wheel set; 11. a second poking wheel group; 12. a third poking wheel group; 13. a fixed poking wheel shaft; 14. a spring; 15. a clamping locking block; 16. a tongue box; 17. a tongue spring; 18. a lock block spring; 19. and (5) a pull rod.
Detailed Description
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in a specific case.
The invention is further described below with reference to the accompanying drawings:
Examples
As shown in fig. 1-7, a safety folding knife with a password locking structure comprises a knife handle 1, a bottom bone 2, a cutting edge 3 and a dial knob 4, wherein the bottom bone 2 is arranged inside the knife handle 1, one end of the bottom bone 2 is connected with the cutting edge 3, the dial knob 4 is arranged at the connecting position of the bottom bone 2 and the cutting edge 3, a top sleeve 6 is arranged inside the dial knob 4, the dial knob 4 is connected with a fixed poking wheel shaft 13 through a fixed pin 5, the lower end of the top sleeve 6 is connected with a bottom sleeve 7, the inside of the bottom sleeve 7 is provided with the fixed poking wheel shaft 13, a first poking wheel set 10, a second poking wheel set 11 and a third poking wheel set 12 are arranged on the fixed poking wheel shaft 13 from top to bottom, a bottom fixed block 9 is connected to the bottom of the fixed poking wheel shaft 13, a spring 14 is arranged between the bottom sleeve 7 and the first poking wheel set 10, a clamping lock block 15 is arranged on one side of the bottom bone 2, a lock block 16 is arranged on the upper end of the inner side of the clamping lock block 15, a lock tongue 8 is arranged inside the lock tongue box 16, a spring 17 is arranged between the lock tongue box 16 and the lock tongue 8, a first poking wheel set 15 is arranged between the lock block 16 and the lock tongue 8, and the lock block 19 is arranged on one side of the bottom 2, and a lock bar 19 is arranged between the clamping block 2.
Preferably: the blade 3 is rotationally connected with the bottom bone 2, the fixed poking wheel shaft 13 is connected with the fixed pin 5 through threads, and the fixed poking wheel shaft 13 and the fixed pin 5 are used for connection and fixation; the top sleeve 6 is rotationally connected with the bottom sleeve 7, the bottom sleeve 7 is in interference fit with the blade 3, the top sleeve 6 is rotationally connected with the fixed poking wheel shaft 13, and the smoothness of opening and closing and the stability of the top sleeve are ensured by the rotational connection; the first poking wheel set 10, the second poking wheel set 11 and the third poking wheel set 12 are rotationally connected with a fixed poking wheel shaft 13, clamping blocks are arranged at positions of the fixed poking wheel shaft 13 corresponding to the first poking wheel set 10, the second poking wheel set 11 and the third poking wheel set 12, and clamping blocks are arranged between the first poking wheel set 10, the second poking wheel set 11, the third poking wheel set 12 and the fixed poking wheel shaft 13, and the first poking wheel set 10, the second poking wheel set 11 and the third poking wheel set 12 are used for supporting the clamping locking block 15 so as to lock the cutting edge 3; the clamping lock block 15 is connected with the bottom bone 2 in a sliding manner, the lock tongue box 16 is connected with the clamping lock block 15 in a sliding manner, the lock tongue 8 is connected with the lock tongue box 16 in a sliding manner, the clamping lock block 15 is used for being matched with the lock tongue box 16, so that the lock tongue 8 is lifted or put down, the cutting edge 3 is locked or loosened, the pull rod 19 is connected with the bottom bone 2 in a sliding manner, the pull rod 19 is connected with the clamping lock block 15 in a threaded manner, and the pull rod 19 is used for pulling the clamping lock block 15; the blade 3 is provided with a groove corresponding to the lock tongue 8, and the groove is used for locking.
Working principle: when the dial knob 4 is rotated for several times and the specified password position is reached according to the password lock operation in a fixed mode, when the notch clamping grooves on the first dial wheel set 10, the second dial wheel set 11 and the third dial wheel set 12 are all at the same position, the clamping lock block 15 can push the clamping lock block 15 to the notch clamping grooves of the first dial wheel set 10, the second dial wheel set 11 and the third dial wheel set 12 under the action of the lock block spring 18, meanwhile, the clamping lock block 15 drives the cylinder of the lock tongue box 16 to move up and down through the chute until the clamping lock block 15 is at the bottom, at the moment, the lock tongue box 16 moves with the lock tongue 8 and is separated from the bayonet of the knife edge 3, at the moment, the knife edge 3 is unlocked, when the knife edge 3 needs to be retracted, the pull rod 19 is pulled, the clamping lock block spring 18 is overcome to enable the clamping lock block 15 to move, at the moment, the position of the knife edge 3 can be locked by the action of the lock tongue spring 17, and at the moment, the knife edge 3 can be locked by inserting the lock tongue 8 into the notch of the knife edge 3 after the knife edge 3 is locked by the action of the lock tongue spring 17.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims.
Claims (4)
1. A safety folding knife with a coded locking structure, which is characterized in that: including handle of a knife (1), end bone (2), cutting edge (3), calibrated scale knob (4), handle of a knife (1) inside is provided with end bone (2), end bone (2) one end is connected with cutting edge (3), end bone (2) with be provided with calibrated scale knob (4) on the cutting edge (3) junction site, calibrated scale knob (4) inside is provided with top sleeve (6), calibrated scale knob (4) are connected fixed reel axle (13) through fixed pin (5), top sleeve (6) lower extreme is connected with bottom sleeve (7), bottom sleeve (7) inside is provided with fixed reel axle (13), be provided with first reel axle (10), second reel axle (11), third reel axle (12) from last down on fixed reel axle (13), fixed reel axle (13) bottom is connected with bottom fixed block (9), bottom sleeve (7) with be provided with spring (14) between first reel axle (10), first reel axle (10) are located end of a clamp (2) is provided with lock tongue (16) inside (16), a lock tongue spring (17) is arranged between the lock tongue box (16) and the lock tongue (8), a pull rod (19) is arranged on one side of the clamping lock block (15) positioned on the bottom bone (2), and a lock block spring (18) is arranged between the clamping lock block (15) and the bottom bone (2);
the top sleeve (6) is rotationally connected with the bottom sleeve (7), the bottom sleeve (7) is in interference fit with the cutting edge (3), and the top sleeve (6) is rotationally connected with the fixed poking wheel shaft (13);
the first poking wheel set (10), the second poking wheel set (11) and the third poking wheel set (12) are rotationally connected with the fixed poking wheel shaft (13), and clamping blocks are arranged at positions of the fixed poking wheel shaft (13) corresponding to the first poking wheel set (10), the second poking wheel set (11) and the third poking wheel set (12);
The blade (3) is provided with a groove corresponding to the lock tongue (8).
2. A safety folding knife with a coded locking structure according to claim 1, characterized in that: the cutting edge (3) is rotationally connected with the bottom bone (2), and the fixed poking wheel shaft (13) is connected with the fixed pin (5) through threads.
3. A safety folding knife with a coded locking structure according to claim 1, characterized in that: the clamping lock block (15) is connected with the bottom bone (2) in a sliding mode, the lock tongue box (16) is connected with the clamping lock block (15) in a sliding mode, and the lock tongue (8) is connected with the lock tongue box (16) in a sliding mode.
4. A safety folding knife with a coded locking structure according to claim 1, characterized in that: the pull rod (19) is connected with the bottom bone (2) in a sliding mode, and the pull rod (19) is connected with the clamping locking block (15) through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111424137.6A CN114030011B (en) | 2021-11-27 | 2021-11-27 | Safety folding knife with cipher locking structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111424137.6A CN114030011B (en) | 2021-11-27 | 2021-11-27 | Safety folding knife with cipher locking structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114030011A CN114030011A (en) | 2022-02-11 |
| CN114030011B true CN114030011B (en) | 2024-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111424137.6A Active CN114030011B (en) | 2021-11-27 | 2021-11-27 | Safety folding knife with cipher locking structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114030011B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201231488Y (en) * | 2008-06-26 | 2009-05-06 | 王超 | Cipher type folding knife with prevention of wrong opening operation |
| CN209614860U (en) * | 2019-03-20 | 2019-11-12 | 老河口市恒润机械有限公司 | A kind of part two sides concentricity tool clamping device |
| CN216859794U (en) * | 2021-11-27 | 2022-07-01 | 梁苏 | Safe folding knife with password locking structure |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM255775U (en) * | 2003-10-17 | 2005-01-21 | Sinox Co Ltd | Tool structure |
| US7093367B1 (en) * | 2004-09-22 | 2006-08-22 | Yin-Hae Huang | Angular adjustment device in the handle of a handsaw |
| RU2457937C1 (en) * | 2011-03-25 | 2012-08-10 | Государственное образовательное учреждение высшего профессионального образования "Казанский государственный энергетический университет" (КГЭУ) | Mounting knife |
| CN103170989B (en) * | 2011-12-22 | 2015-08-19 | 阳江市纳丽德工贸有限公司 | Jackknife |
| CN104929432A (en) * | 2014-03-17 | 2015-09-23 | 天津海州科工贸有限公司 | L-shaped machine hole lock cylinder and folding edge key |
| CN204060180U (en) * | 2014-08-11 | 2014-12-31 | 赵志成 | Pull-type coded anti-theft door lock |
| FR3031690B1 (en) * | 2015-01-19 | 2018-05-11 | Laurent Cordier | CLOSING KNIFE WITH BALL BLADE BLOCKS |
| CN207495552U (en) * | 2017-12-08 | 2018-06-15 | 谭崇伟 | A kind of shank body is accommodated with tool piece and the pocket knife with locking mechanism |
| MX2020003734A (en) * | 2018-09-06 | 2020-08-03 | Ningbo Hongdi Measuring Tape Ind Co Ltd | Utility knife having lock nut. |
| CN212117796U (en) * | 2020-04-16 | 2020-12-11 | 梁苏 | Combined tableware |
| CN214604487U (en) * | 2021-01-11 | 2021-11-05 | 张伟光 | Safety folding knife |
-
2021
- 2021-11-27 CN CN202111424137.6A patent/CN114030011B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201231488Y (en) * | 2008-06-26 | 2009-05-06 | 王超 | Cipher type folding knife with prevention of wrong opening operation |
| CN209614860U (en) * | 2019-03-20 | 2019-11-12 | 老河口市恒润机械有限公司 | A kind of part two sides concentricity tool clamping device |
| CN216859794U (en) * | 2021-11-27 | 2022-07-01 | 梁苏 | Safe folding knife with password locking structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114030011A (en) | 2022-02-11 |
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