CN204354144U - A kind of paper knife - Google Patents
A kind of paper knife Download PDFInfo
- Publication number
- CN204354144U CN204354144U CN201420758609.0U CN201420758609U CN204354144U CN 204354144 U CN204354144 U CN 204354144U CN 201420758609 U CN201420758609 U CN 201420758609U CN 204354144 U CN204354144 U CN 204354144U
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- CN
- China
- Prior art keywords
- slide block
- rotary slider
- tool rest
- snap close
- switch
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of paper knife, comprise blade, tool rest and handle, blade is removably disposed in tool rest, handle is provided with a pivot, tool rest can be rotatably set on pivot, wherein, tool rest has locking seat and a locking device, locking seat is provided with a latch well, locking device is contained in latch well, locking device comprises switch slide block, rotary slider, rotating shaft and snap close slide block, switch slide block can move forward and backward in latch well, switch slide block can drive rotary slider to rotate around rotating shaft, rotary slider can drive snap close slide block to move up and down in latch well.The utility model unlocks and unblanks conveniently, and operation uses simple, and locking device is safe and reliable, long service life.
Description
Technical field
The utility model relates to paper knife technical field, is specifically related to a kind of paper knife.
Background technology
Paper knife has requisite effect in fields such as decoration, offices, in use people have higher requirement to its portability, security, be born folding paperknife thereupon, and in jackknife, locking is a content highly studied, the quality of a jackknife locking directly has influence on user's safety, the locking of current jack knife is divided into the modes such as line is locked, axle lock, ball lock, the back of the body lock, integrated lock, and the probability of different lock modes in use violence accidental unlocking is also not quite similar.
Chinese patent CN201220468872.7 discloses a kind of latch-up structure and applies the paper knife of this kind of structure.It includes lock pin, rotating shaft, lockplate, swinging plate, lock onto target thing and back-moving spring, wherein lockplate, swinging plate with target lock-on thing is all provided with installing hole and is connected parallel installation by rotating shaft, lockplate maintains static, swinging plate rotates around the shaft, lockplate is the center of circle is provided with cannelure with rotating shaft, the outer arc of cannelure is processed into wave-like, swinging plate is the center of circle is provided with looping pit with rotating shaft, the Intrados processing of looping pit becomes a crest two trough shape, lock onto target thing is provided with elongate holes along the direction pointing to rotating shaft, lock pin is through cannelure, looping pit and elongate holes are installed, swinging plate is connected with one not to be had to make lock pin be positioned at the back-moving spring of looping pit wave trough position all the time under External Force Acting.
Though above-mentioned patent can fold, but its lock mode adopts push broach button to realize opening with folding, and in use can touch push broach button unavoidably and cause unblock, locking mechanism parts are tiny simultaneously, easy to wear, this makes paper knife in use seem very fragile dangerous.
Utility model content
The utility model is for the problems referred to above, and provide a kind of and unlock and unblank conveniently, operation uses simple, and locking device is safe and reliable, the paper knife of long service life.
The technical scheme in the invention for solving the above technical problem is: a kind of paper knife, comprise blade, tool rest and handle, blade is removably disposed in tool rest, handle is provided with a pivot, tool rest can be rotatably set on pivot, wherein, tool rest has locking seat and a locking device, locking seat is provided with a latch well, locking device is contained in latch well, locking device comprises switch slide block, rotary slider, rotating shaft and snap close slide block, switch slide block can move forward and backward in latch well, switch slide block can drive rotary slider to rotate around rotating shaft, rotary slider can drive snap close slide block to move up and down in latch well.
Further, switch slide block one end has switch slide block projection and a switch slip recess, and one end of the protruding one end of switch slide block and switch slip recess links together.
Further, rotary slider has rotary slider first projection and a rotary slider groove, one end of the protruding one end of rotary slider first and rotary slider groove links together, and rotary slider first projection is resisted against in switch slip recess, and rotary slider groove is resisted against in switch slide block projection.
Further, snap close slide block has a snap close slide block block extended to the side of snap close slide block, and snap close slide block block is fastened in the insert pocket of blade actively.
Further, rotary slider also has sliding second projection of a rotation, and snap close slide block also has a snap close slip recess, rotates sliding second projection and is fastened on actively in snap close slip recess.
Further, locking device also comprises a V-type spring, and switch slide block also has switch slide block side and lock shaft, and V-type spring and bottom are all resisted against the inwall of latch well, V-type spring another side is resisted against on switch slide block side, and lock shaft is used for driving switch slide block and moves forward and backward.
Further, tool rest also has left cover and right cover, and left cover is fixed by screws in the side of locking seat, and right cover is fixed by screws in the opposite side of locking seat, and left cover is provided with a groove passed for lock shaft.
Further, handle also have left shell, right shell body, every pin, separated axis and barrier block, left shell, right shell body, to be fixed by screws in barrier block every pin, separated axis together with, and form the container cavity that can hold tool rest.
Further, left shell is positioned at the side of tool rest, and right shell body is positioned at the opposite side of tool rest, is provided with left cover outside left shell, is provided with right cover plate outside right shell body.
Further, handle is also provided with belt fastener, belt fastener is fixed on right shell body by belt fastener screw.
The utility model has the advantages that:
1. the utility model adopts locking device realize the unblock of blade and unblank, locking device is contained in latch well, locking device comprises switch slide block, rotary slider, rotating shaft and snap close slide block, switch slide block can move forward and backward in latch well, switch slide block can drive rotary slider to rotate around rotating shaft, rotary slider can drive snap close slide block to move up and down in latch well, thus can find out that locking device structure is simple, as long as trip lock dead axle, just can realize the unblock of blade and unblank, thus operation uses simple, unlocks and unblanks conveniently;
2. locking device of the present utility model comprises switch slide block, rotary slider, rotating shaft, snap close slide block and V-type spring, locking device is contained in latch well, rotary slider can rotate around rotating shaft, switch slide block can move in latch well, snap close slide block also can move in latch well, and each structure member is rotatable and mobile, reduces friction like this, locking device is made to use flexibly, thus long service life;
3. locking device of the present utility model is contained in latch well, tool rest also has left cover and right cover, whole locking device is enclosed in latch well safely, V-type spring is kept out on switch slide block side always, thus locking device is in stress all the time, V-type spring makes switch slide block, rotary slider and snap close slide block keep certain stable state, thus safe and reliable.
Except object described above, feature and advantage, the utility model also has other object, feature and advantage.Below with reference to figure, the utility model is described in further detail.
Accompanying drawing explanation
Forming the part of this description, showing preferred embodiment of the present utility model for understanding accompanying drawing of the present utility model further, and be used for principle of the present utility model is described together with description.In the accompanying drawings:
Fig. 1 is explosive view of the present utility model;
Fig. 2 is perspective view of the present utility model;
Fig. 3 is locking device releasing orientation schematic diagram of the present utility model; And
Fig. 4 is locking device lock-out state schematic diagram of the present utility model.
Wherein, Reference numeral is:
1 is broach shell, 2 is blade, 21 is insert pocket, 3 is tool rest, 31 is left cover, 32 is locking seat, 33 is right cover, 34 is latch well, 4 is handle, 41 is left shell, 42 is right shell body, 43 is left cover, 44 is right cover plate, 45 is every pin, 46 is separated axis, 47 is barrier block, 471 for keeping out axle, 48 is screw, 49 is packing ring, 5 is pivot, 51 is pivot screw, 6 is belt fastener, 61 is belt fastener screw, 7 is container cavity, 8 is locking device, 81 is switch slide block, 811 is that switch slide block is protruding, 812 is switch slip recess, 813 is switch slide block side, 82 is lock shaft, 83 is V-type spring, 84 is rotary slider, 841 is that rotary slider first is protruding, 842 is rotary slider groove, 843 is protruding for rotating sliding second, 85 is rotating shaft.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
Referring to figs. 1 to Fig. 4, a kind of paper knife as shown in Figure 2, this paper knife comprises blade 2, tool rest 3 and handle 4, blade 2 is removably disposed in tool rest 3, blade 2 is arranged with broach shell 1, arranging of broach shell 1 can prevent blade 2 from scratching personnel when not using or scratching other article, and handle 4 is provided with a pivot 5, and tool rest 3 can be rotatably set on pivot 5.
As shown in Figure 1, tool rest 3 has a locking seat 32, locking device 8, left cover 31 and right cover 33, locking seat 32 is provided with a latch well 34, locking device 8 is contained in latch well 34, left cover 31 is fixed on the side of locking seat 32 by screw 48, right cover 33 is fixed on the opposite side of locking seat 32 by screw 48, and left cover 31 is provided with a groove passed for lock shaft 82.
As shown in Figure 3 and Figure 4, locking device 8 realizes the unblock of blade 2 and unblanks, locking device 8 comprises switch slide block 81, rotary slider 84, rotating shaft 85 and snap close slide block 86, switch slide block 81 can move forward and backward in latch well 34, switch slide block 81 can drive rotary slider 84 to rotate around rotating shaft 85, and rotary slider 84 can drive snap close slide block 86 to move up and down in latch well 34.Preferably, switch slide block 81 one end has a switch slide block protruding 811 and switch slip recess 812, and one end of protruding 811 one end of switch slide block and switch slip recess 812 links together.Preferably, locking device 8 also comprises a V-type spring 83, switch slide block 81 also has switch slide block side 813 and lock shaft 82, V-type spring 83 one side and bottom are all resisted against the inwall of latch well 34, V-type spring 83 another side is resisted against on switch slide block side 813, and lock shaft 82 moves forward and backward for driving switch slide block 81.Thus can find out that locking device 8 structure is simple, as long as trip lock dead axle 82, just can realize the unblock of blade 2 and unblank, thus operation uses simple, unlocks and unblanks conveniently.Above-mentioned each structure member is rotatable and mobile, reduces friction like this, makes locking device 8 use flexibly, thus long service life.
As shown in Figure 3 and Figure 4, rotary slider 84 has a rotary slider first protruding 841 and rotary slider groove 842, one end of protruding 841 one end of rotary slider first and rotary slider groove 842 links together, rotary slider first projection 841 is resisted against in switch slip recess 812, and rotary slider groove 842 is resisted against in switch slide block projection 811.Preferably, rotary slider 84 also has sliding second projection 843 of a rotation.
As shown in Figure 3 and Figure 4, snap close slide block 86 has a snap close slide block block 862 extended to the side of snap close slide block 86, and snap close slide block block 862 is fastened in the insert pocket 21 of blade 2 actively.Preferably, snap close slide block 86 also has a snap close slip recess 861, rotates sliding second projection 843 and is fastened on actively in snap close slip recess 861.
As can be seen from above-mentioned, locking device 8 is contained in latch well 34, tool rest 3 also has left cover 31 and right cover 33, whole locking device 8 is enclosed in latch well 34 safely, V-type spring 83 is kept out on switch slide block side 813 always, thus locking device 8 is in stress all the time, and V-type spring 83 makes switch slide block 81, rotary slider 84 and snap close slide block 86 keep certain stable state, thus safe and reliable.
As shown in Figure 1, handle 4 is also had left shell 41, right shell body 42, every pin 45, separated axis 46 and barrier block 47, left shell 41, right shell body 42, to be fixed together by screw 48 every pin 45, separated axis 46 and barrier block 47, and forms the container cavity 7 that can hold tool rest 3.Left shell 41 is positioned at the side of tool rest 3, right shell body 42 is positioned at the opposite side of tool rest 3, left cover 43 is provided with outside left shell 41, right cover plate 44 is provided with outside right shell body 42, left cover 43 and right cover plate 44 can be made of plastics, and outward appearance can stamp some patterns etc., and its moulding also can be various, so not only appearance looks elegant, and use time feel as snug as a bug in a rug.Barrier block 47 front end is provided with keeps out axle 471, pivot spiral shell, left shell 41, right shell body 42 and tool rest 3 are fixed together by 51, be provided with packing ring 49 between left shell 41 and left cover 31, pivot spiral shell, between the end cap of 51 and right cover plate 44, be provided with packing ring 49, being arranged so that left shell 41, there is certain gap between right shell body 42 and tool rest 3 of packing ring 49, be convenient to like this tool rest 3 pivotally 5 rotate, pivot spiral shell, 51 tighten extent control tool rest 3 pivotally 5 rotate flexibility ratios.
As shown in Figure 1, handle 4 is also provided with belt fastener 6, belt fastener 6 is fixed on right shell body 42 by belt fastener screw 61, and being provided with of belt fastener 6 is beneficial to being convenient for carrying of this paper knife.Handle 4 afterbody is also provided with the hanging hole that can be used for hanging, and facilitates selection type to hang like this.
These are only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a paper knife, comprise blade (2), tool rest (3) and handle (4), described blade (2) is removably disposed in tool rest (3), described handle (4) is provided with a pivot (5), described tool rest (3) can be rotatably set on pivot (5), it is characterized in that, described tool rest (3) has a locking seat (32) and locking device (8), described locking seat (32) is provided with a latch well (34), described locking device (8) is contained in latch well (34), described locking device (8) comprises switch slide block (81), rotary slider (84), rotating shaft (85) and snap close slide block (86), described switch slide block (81) can move forward and backward in latch well (34), switch slide block (81) can drive rotary slider (84) to rotate around rotating shaft (85), rotary slider (84) can drive snap close slide block (86) to move up and down in latch well (34).
2. paper knife according to claim 1, it is characterized in that, described switch slide block (81) one end has a switch slide block projection (811) and switch slip recess (812), and one end of described switch slide block projection (811) one end and switch slip recess (812) links together.
3. paper knife according to claim 1, it is characterized in that, described rotary slider (84) has rotary slider first projection (841) and rotary slider groove (842), one end of described rotary slider first projection (841) one end and rotary slider groove (842) links together, described rotary slider first projection (841) is resisted against in switch slip recess (812), and described rotary slider groove (842) is resisted against in switch slide block projection (811).
4. paper knife according to claim 1, it is characterized in that, described snap close slide block (86) has a snap close slide block block (862) extended to the side of snap close slide block (86), and described snap close slide block block (862) is fastened in the insert pocket (21) of blade (2) actively.
5. paper knife according to claim 1, it is characterized in that, described rotary slider (84) also has sliding second projection (843) of a rotation, described snap close slide block (86) also has a snap close slip recess (861), and sliding second projection (843) of described rotation is fastened in snap close slip recess (861) actively.
6. paper knife according to claim 1, it is characterized in that, described locking device (8) also comprises a V-type spring (83), described switch slide block (81) also has switch slide block side (813) and lock shaft (82), described V-type spring (83) one side and bottom are all resisted against the inwall of latch well (34), described V-type spring (83) another side is resisted against on switch slide block side (813), and described lock shaft (82) moves forward and backward for driving switch slide block (81).
7. paper knife according to claim 1, it is characterized in that, described tool rest (3) also has left cover (31) and right cover (33), described left cover (31) is fixed on the side of locking seat (32) by screw (48), described right cover (33) is fixed on the opposite side of locking seat (32) by screw (48), and described left cover (31) is provided with a groove passed for lock shaft (82).
8. paper knife according to claim 1, it is characterized in that, described handle (4) also have left shell (41), right shell body (42), every pin (45), separated axis (46) and barrier block (47), described left shell (41), right shell body (42), to be fixed together by screw (48) every pin (45), separated axis (46) and barrier block (47), and to form the container cavity (7) that can hold tool rest (3).
9. paper knife according to claim 8, it is characterized in that, described left shell (41) is positioned at the side of tool rest (3), described right shell body (42) is positioned at the opposite side of tool rest (3), described left shell (41) outside is provided with left cover (43), and described right shell body (42) outside is provided with right cover plate (44).
10. paper knife according to claim 1, it is characterized in that, described handle (4) is also provided with belt fastener (6), described belt fastener (6) is fixed on right shell body (42) by belt fastener screw (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420758609.0U CN204354144U (en) | 2014-12-04 | 2014-12-04 | A kind of paper knife |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420758609.0U CN204354144U (en) | 2014-12-04 | 2014-12-04 | A kind of paper knife |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204354144U true CN204354144U (en) | 2015-05-27 |
Family
ID=53255637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420758609.0U Expired - Fee Related CN204354144U (en) | 2014-12-04 | 2014-12-04 | A kind of paper knife |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204354144U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105965549A (en) * | 2016-07-01 | 2016-09-28 | 阳江拓必拓科技股份有限公司 | Folding knife convenient for detaching and installing belt clip |
| CN109429921A (en) * | 2018-11-28 | 2019-03-08 | 苏州金莱克精密机械有限公司 | Replace the supported lid-turning locking structure on the grass dressing machine of blade assembly in a kind of front |
-
2014
- 2014-12-04 CN CN201420758609.0U patent/CN204354144U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105965549A (en) * | 2016-07-01 | 2016-09-28 | 阳江拓必拓科技股份有限公司 | Folding knife convenient for detaching and installing belt clip |
| CN109429921A (en) * | 2018-11-28 | 2019-03-08 | 苏州金莱克精密机械有限公司 | Replace the supported lid-turning locking structure on the grass dressing machine of blade assembly in a kind of front |
| CN109429921B (en) * | 2018-11-28 | 2024-04-19 | 苏州金莱克精密机械有限公司 | Supporting flip locking structure on grass combing machine with front-side blade assembly replaced |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150527 Termination date: 20191204 |