CN219788408U - Simple folding knife based on pressing unlocking - Google Patents
Simple folding knife based on pressing unlocking Download PDFInfo
- Publication number
- CN219788408U CN219788408U CN202223200897.1U CN202223200897U CN219788408U CN 219788408 U CN219788408 U CN 219788408U CN 202223200897 U CN202223200897 U CN 202223200897U CN 219788408 U CN219788408 U CN 219788408U
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- blade
- handle
- knife
- rear end
- bayonet
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- 238000003825 pressing Methods 0.000 title claims abstract description 18
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a simple folding knife based on pressing unlocking, which comprises a knife handle, a blade and a button capable of being pressed and unlocked; the cutter handle is integrally arranged, and is provided with a cutter groove extending along the length direction of the cutter handle and a mounting hole extending along the width direction of the cutter handle and communicated with the cutter groove; the rear end of the blade is pivoted on the cutter handle so that the blade can be switched between an open state and a folded state at least partially contained in the cutter groove, and the rear end of the blade is provided with a first bayonet and a second bayonet; the button is provided with a clamping edge and an annular limiting groove, the clamping edge can be matched with the first bayonet to lock the blade in an open state and can be matched with the second bayonet to lock the blade in a folded state, the annular limiting groove can be matched with the rear end of the blade to limit the button to be separated from the mounting hole, and the annular limiting groove can be used for enabling the rear end of the blade after unlocking to rotate in the mounting hole. The structure is simpler, and the assembly difficulty and cost can be reduced.
Description
Technical Field
The utility model relates to the technical field of cutters, in particular to a simple folding knife based on pressing unlocking.
Background
The folding knife mainly comprises a knife handle, a blade pivoted at the front end of the knife handle and capable of being screwed into or out of the knife handle, and a locking structure arranged on the knife handle, wherein the locking structure is used for locking the blade when the blade is screwed out of the knife handle in a cutting use state and locking the blade when the blade is screwed into the knife handle in a folding state, so that the blade can be ensured to be normally used and can be prevented from being opened by mistaken touch.
However, the above-mentioned folding knife on the market is too complicated because of the locking structure on it, considers the equipment problem, can only set up the handle of a knife into the split type structure that is made up by two handle plates to closing, and the processing degree of difficulty of handle of a knife has not only been increased to split type handle of a knife, has still increased the structural complexity of folding knife, and packaging efficiency is low, and the cost is also higher.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model aims to provide a simple folding knife based on pressing and unlocking, which has a simpler structure and can reduce the assembly difficulty and the cost.
The utility model adopts the following technical scheme:
the simple folding knife based on pressing unlocking comprises a knife handle, a blade and a button capable of being pressed and unlocked;
the cutter handle is integrally arranged, and a cutter groove extending along the length direction of the cutter handle and a mounting hole extending along the width direction of the cutter handle and communicated with the cutter groove are arranged on the cutter handle;
the rear end of the blade is pivoted on the cutter handle so that the blade can be switched between an open state and a folded state at least partially contained in the cutter groove, and the rear end of the blade is provided with a first bayonet and a second bayonet;
the button is arranged in the mounting hole in an elastic moving mode, a clamping edge and an annular limiting groove are formed in the button, the clamping edge can be matched with the first bayonet to lock the blade in an open state and matched with the second bayonet to lock the blade in a folding state, the annular limiting groove can be matched with the rear end of the blade to limit the button to be separated from the mounting hole, and the annular limiting groove can be used for enabling the rear end of the blade to rotate in the mounting hole after unlocking.
Further, dodge the groove with be equipped with on the front end top of handle of a knife with the sword groove intercommunication, be equipped with on the rear end bottom of blade can wear out when the blade is in the folded condition dodge the outer quick-opening fin in groove, quick-opening fin is used for supplying manual operation and is convenient for helping hand to open the blade.
Further, an anti-slip structure is arranged on the quick-opening fin.
Further, a stop shaft which is close to the front end of the knife handle and is positioned between the button and the rotation center shaft of the blade is further arranged on the knife handle, and a third bayonet is further arranged on the rear end of the blade and is matched with the stop shaft when the blade is in an open state.
Further, bearings are provided between each of opposite sides of the rear end of the blade and each of opposite inner walls of the handle to reduce friction between the handle and the blade.
Further, a first positioning groove matched with the bearing is formed in the rear end of the blade.
Further, wear-resisting sheets contacted with the bearings are arranged on the inner wall of the cutter handle.
Further, a second positioning groove matched with the wear-resisting piece is formed in the inner wall of the cutter handle.
Further, the tool further comprises a stop shaft and a first locking screw, wherein the stop shaft is arranged between two wear plates positioned on two opposite side walls of the tool handle, one end of the stop shaft is provided with a first threaded hole, a first connecting hole is formed in one side of the tool handle, the head of the first locking screw abuts against one side of the tool handle, and the rod part penetrates through the first connecting hole and is in threaded connection with the first threaded hole;
the rear end of the blade is also provided with a third bayonet which is matched with the stop shaft when the blade is in an open state.
Further, the wear-resisting plate is provided with insertion holes, the outer diameters of the two ends of the axial direction of the stop shaft are smaller than the outer diameter of the middle part of the stop shaft to form positioning end faces, the two ends of the axial direction of the stop shaft are inserted into the insertion holes in a one-to-one correspondence mode, and the positioning end faces are abutted against the inner walls of the wear-resisting plate in a one-to-one correspondence mode.
Further, the mounting hole is a blind hole, an elastic piece is arranged between the inner end of the button and the bottom wall of the mounting hole, and a pressing part is formed at the outer end of the button.
Compared with the prior art, the utility model has the beneficial effects that:
the simple folding knife based on pressing and unlocking is simple in structure, and meanwhile, the knife handle can be made into an integrated structure, the integrally arranged knife handle is convenient to process and manufacture, the cost is reduced, and meanwhile, the structure can be further simplified, so that the simple folding knife is more efficient to assemble, and in addition, the integrally arranged knife handle can provide better holding hand feeling.
Drawings
Fig. 1 is a schematic structural view of a simple folding knife based on press unlocking according to the present utility model, wherein a blade is in an opened state;
fig. 2 is a schematic structural view of the simple folding knife based on pressing unlocking shown in fig. 1, wherein for convenience of understanding, a handle and wear pads are indicated by dashed lines;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
fig. 4 is a schematic structural view of the simple folding knife based on pressing unlocking according to the present utility model, wherein the blade is in a folded state;
fig. 5 is a schematic structural view of the simple folding knife based on pressing unlocking shown in fig. 4, wherein, for convenience of understanding, the handle and a wear pad are indicated by dashed lines;
FIG. 6 is an exploded view of the push-to-unlock based simple folding knife of the present utility model;
fig. 7 is a schematic view of the structure of the tool shank according to the present utility model.
In the figure: 10. a knife handle; 11. a knife slot; 12. a mounting hole; 13. an avoidance groove; 14. a second positioning groove; 15. a first connection hole; 16. a first spindle hole; 17. a second connection hole; 20. a blade; 21. a first bayonet; 22. a second bayonet; 23. quick-opening fins; 24. a third bayonet; 25. a second spindle hole; 26. a first positioning groove; 30. a button; 31. clamping edges; 32. an annular limit groove; 40. a stop shaft; 41. positioning the end face; 50. a bearing; 60. wear-resistant plate; 61. a jack; 70. a first locking screw; 80. a second locking screw; 90. an elastic member; 100. a main shaft; 110. and a third locking screw.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.
Referring to fig. 1-6, there is shown a simple push-to-unlock-based folding knife according to a preferred embodiment of the present utility model, comprising a handle 10, a blade 20, and a push button 30 capable of being pushed to unlock;
as shown in fig. 6 to 7, the cutter handle 10 is integrally provided, and the cutter handle 10 is provided with a cutter slot 11 extending along the length direction thereof and a mounting hole 12 extending along the width direction thereof and communicated with the cutter slot 11;
the rear end of the blade 20 is pivoted on the knife handle 10 so that the blade 20 can be switched between an open state and a folded state at least partially accommodated in the knife slot 11, and the rear end of the blade 20 is provided with a first bayonet 21 and a second bayonet 22;
the button 30 is elastically movable and arranged in the mounting hole 12, the button 30 is provided with a clamping edge 31 and an annular limiting groove 32, the clamping edge 31 can be matched with the first bayonet 21 to lock the blade 20 in an open state and can be matched with the second bayonet 22 to lock the blade 20 in a folded state, the annular limiting groove 32 can be matched with the rear end of the blade 20 to limit the button 30 to be separated from the mounting hole 12, and the annular limiting groove 32 can be used for enabling the rear end of the blade 20 after unlocking to rotate in the annular limiting groove.
According to the simple folding knife based on pressing and unlocking, as the locking structure for locking the blade 20 is the button 30 capable of being pressed and unlocked, the button 30 can be reliably installed only by being inserted into the mounting hole 12 on the knife handle 10 and being limited by the rear end of the blade 20 during assembly, the simple folding knife based on pressing and unlocking is simple in structure, convenient to assemble and high in assembly efficiency, the knife handle 10 can be made into an integrated structure, the integrated knife handle 10 is convenient to process and manufacture, cost is reduced, meanwhile, the structure can be further simplified, and therefore the simple folding knife is more efficient to assemble, and in addition, the integrally arranged knife handle 10 can provide better holding hand feeling.
Referring to fig. 1-5, in this embodiment, an avoidance groove 13 communicating with the knife groove 11 is provided on the top of the front end of the knife handle 10, and a quick-opening fin 23 capable of penetrating out of the avoidance groove 13 when the knife 20 is in a folded state is provided on the bottom of the rear end of the knife 20, where the quick-opening fin 23 is used for manual operation to facilitate power-assisted opening of the knife 20.
In this embodiment, the quick-opening fin 23 is provided with an anti-slip structure to play a role in slip prevention, so that the blade 20 can be opened more quickly.
Specifically, in the present embodiment, the anti-slip structure is an anti-slip groove, and of course, in other embodiments, the anti-slip structure may be an anti-slip protrusion.
Referring to fig. 1 to 5, in this embodiment, the handle 10 is further provided with a stop shaft 40 near the front end thereof and located between the button 30 and the rotation center axis of the blade 20, and the rear end of the blade 20 is further provided with a third bayonet 24, and the third bayonet 24 cooperates with the stop shaft 40 when the blade 20 is in the open state, so that the blade 20 can stably maintain the open state, and the structural reliability is better.
In the present embodiment, bearings 50 are provided between each of opposite sides of the rear end of the blade 20 and each of opposite inner walls of the handle 10 to reduce friction between the handle 10 and the blade 20 and to make the rotation of the blade 20 smoother.
Referring to fig. 6, in the present embodiment, the rear end of the blade 20 is provided with the first positioning groove 26 that is matched with the bearing 50, so that when in installation, the bearing 50 can be installed in the first positioning groove 26 first, and then the rear end of the blade 20 is inserted into the front end of the cutter groove 11, so that the assembly difficulty can be reduced conveniently, and the assembly of the simple folding knife is more efficient.
In this embodiment, the wear-resistant plate 60 contacting with the bearing 50 is disposed on the inner wall of the handle 10 to protect the handle 10, prevent the handle 10 from being worn, and prolong the service life of the simple folding knife.
Referring to fig. 7, in the present embodiment, the second positioning groove 14, which cooperates with the wear pad 60, is provided on the inner wall of the tool holder 10 to position the wear pad 60, thereby achieving accurate and efficient assembly of the wear pad 60.
Referring to fig. 1-6, in this embodiment, the simple folding knife further includes a first locking screw 70, the above-mentioned stopping shaft 40 is specifically disposed between two wear plates 60 located on two opposite side walls of the knife handle 10, one end of the stopping shaft 40 is provided with a first threaded hole, one side of the knife handle 10 is provided with a first connecting hole 15, the head of the first locking screw 70 abuts against one side of the knife handle 10, and the rod passes through the first connecting hole 15 and is screwed with the first threaded hole, so as to fix the stopping shaft 40, and the simple and practical structure is convenient for assembly.
Referring to fig. 6, specifically, in the present embodiment, insertion holes 61 are provided on the wear plate 60, the outer diameter of each of the axial ends of the stopper shaft 40 is smaller than the outer diameter of the middle part of the stopper shaft 40 to form positioning end faces 41, each of the axial ends of the stopper shaft 40 is inserted into each insertion hole 61 in one-to-one correspondence, and each positioning end face 41 abuts against the inner wall of each wear plate 60 in one-to-one correspondence. Therefore, during assembly, the stop shaft 40 can be firstly installed between the two wear plates 60, then the assembled stop shaft 40 and wear plate 60 components are inserted into the second positioning groove 14 from bottom to top, and finally the stop shaft 40 is fixed through the first locking screw 70, so that the convenient installation of the stop shaft 40 and wear plate 60 components can be realized, and the assembly efficiency can be further improved.
In this embodiment, each wear pad 60 is secured together with the shank 10 by a second locking screw 80 to achieve a secure connection of both each wear pad 60 and shank 10.
Specifically, in this embodiment, the shank 10 is provided with the second connecting hole 17, the wear plate 60 is provided with the second threaded hole, the head of the second locking screw 80 abuts against the outer sidewall of the shank 10, and the rod passes through the second connecting hole 17 to be screwed with the second threaded hole.
In this embodiment, the mounting hole 12 is a blind hole, and an elastic member 90 for driving the button 30 to move in a direction away from the bottom wall of the mounting hole 12 is provided between the inner end of the button 30 and the bottom wall of the mounting hole 12, so as to reset the button 30, and the outer end of the button 30 forms a pressing portion for manual pressing operation.
Specifically, in the present embodiment, the elastic member 90 is a spring, and in other embodiments, the elastic member 90 may be an elastic structure such as a spring plate.
In this embodiment, the front end of the tool shank 10 is provided with a first spindle hole 16 provided along the width direction thereof for mounting the spindle 100, the rear end of the blade 20 is provided with a second spindle hole 25 for passing the spindle 100 therethrough, and the rear end of the blade 20 is inserted into the front end of the tool shank 10 and is rotatable relative to the spindle 100 to switch the blade 20 between the open state and the folded state.
In order to fix the spindle 100, the simple folding knife further comprises a third locking screw 110, the head of the third locking screw 110 abuts against one outer side wall of the knife handle 10, the rod portion is in threaded connection with a threaded hole at one end of the spindle 100, and a limiting portion abutting against the other outer side wall of the knife handle 10 is formed at the other end of the spindle 100.
The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.
Claims (10)
1. The simple folding knife is characterized by comprising a knife handle, a blade and a button capable of being pressed and unlocked;
the cutter handle is integrally arranged, and a cutter groove extending along the length direction of the cutter handle and a mounting hole extending along the width direction of the cutter handle and communicated with the cutter groove are arranged on the cutter handle;
the rear end of the blade is pivoted on the cutter handle so that the blade can be switched between an open state and a folded state at least partially contained in the cutter groove, and the rear end of the blade is provided with a first bayonet and a second bayonet;
the button is arranged in the mounting hole in an elastic moving mode, a clamping edge and an annular limiting groove are formed in the button, the clamping edge can be matched with the first bayonet to lock the blade in an open state and matched with the second bayonet to lock the blade in a folding state, the annular limiting groove can be matched with the rear end of the blade to limit the button to be separated from the mounting hole, and the annular limiting groove can be used for enabling the rear end of the blade to rotate in the mounting hole after unlocking.
2. The simple folding knife based on pressing and unlocking according to claim 1, wherein an avoidance groove communicated with the knife groove is formed in the top of the front end of the knife handle, a quick-opening fin capable of penetrating out of the avoidance groove when the knife blade is in a folded state is arranged on the bottom of the rear end of the knife blade, and the quick-opening fin is used for being manually operated to facilitate power assisted opening of the knife blade.
3. The push-to-unlock simple folding knife according to claim 1, wherein a stop shaft is further provided on the handle near the front end thereof and located between the push button and the rotation center shaft of the blade, and a third bayonet is further provided on the rear end of the blade, the third bayonet being engaged with the stop shaft when the blade is in the open state.
4. The push-to-unlock-based simple folding knife according to claim 1, wherein bearings are provided between each of opposite sides of a rear end of the blade and each of opposite inner walls of the handle to reduce friction force of both the handle and the blade.
5. The push-to-unlock based simple folding knife of claim 4 wherein said rear end of said blade is provided with a first detent cooperating with said bearing.
6. The press-unlocking based simple folding knife according to claim 4, wherein wear plates contacting with the bearings are arranged on the inner wall of the knife handle.
7. The press-unlocking-based simple folding knife according to claim 6, wherein a second positioning groove matched with the wear pad is formed in the inner wall of the knife handle.
8. The simple folding knife based on pressing unlocking according to claim 6, further comprising a stop shaft and a first locking screw, wherein the stop shaft is arranged between two wear plates positioned on two opposite side walls of the knife handle, one end of the stop shaft is provided with a first threaded hole, one side of the knife handle is provided with a first connecting hole, the head of the first locking screw abuts against one side of the knife handle, and the rod part passes through the first connecting hole and is in threaded connection with the first threaded hole;
the rear end of the blade is also provided with a third bayonet which is matched with the stop shaft when the blade is in an open state.
9. The press-unlocking-based simple folding knife according to claim 8, wherein insertion holes are formed in the wear plates, the outer diameters of the two ends of the axial direction of the stop shaft are smaller than the outer diameter of the middle part of the stop shaft to form positioning end faces, the two ends of the axial direction of the stop shaft are inserted into the insertion holes in a one-to-one correspondence manner, and the positioning end faces are abutted against the inner walls of the wear plates in a one-to-one correspondence manner.
10. The push-unlocking based simple folding knife according to claim 1, wherein the mounting hole is a blind hole, an elastic piece is arranged between the inner end of the button and the bottom wall of the mounting hole, and the outer end of the button forms a pressing part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223200897.1U CN219788408U (en) | 2022-11-29 | 2022-11-29 | Simple folding knife based on pressing unlocking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223200897.1U CN219788408U (en) | 2022-11-29 | 2022-11-29 | Simple folding knife based on pressing unlocking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219788408U true CN219788408U (en) | 2023-10-03 |
Family
ID=88180423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223200897.1U Active CN219788408U (en) | 2022-11-29 | 2022-11-29 | Simple folding knife based on pressing unlocking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219788408U (en) |
-
2022
- 2022-11-29 CN CN202223200897.1U patent/CN219788408U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |