CN201471451U - Paper knife capable of replacing blade - Google Patents
Paper knife capable of replacing blade Download PDFInfo
- Publication number
- CN201471451U CN201471451U CN2009201937919U CN200920193791U CN201471451U CN 201471451 U CN201471451 U CN 201471451U CN 2009201937919 U CN2009201937919 U CN 2009201937919U CN 200920193791 U CN200920193791 U CN 200920193791U CN 201471451 U CN201471451 U CN 201471451U
- Authority
- CN
- China
- Prior art keywords
- blade
- locking part
- tool rest
- knife
- tool apron
- 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
A paper knife capable of replacing blade comprises a tool holder, a tool apron and a blade with a concave position. The tool apron is movably connected on the tool holder and can be folded in the tool holder; the blade is inserted in the groove hole of the tool apron; the top of the tool apron is provided with a locking part used for fixing the blade; one end of the locking part is provided with a convex position that matches with the concave position of the blade; the tool apron is internally provided with a spring stripe; one end of the spring stripe is arranged in the arc position of the tool apron and the other end thereof props against the bottom of the locking part; the rear end of the locking part is provided with a convex key; and the convex key is used for controlling the convex position of the locking part and for buckling to and separating from the concave position of the blade. In the utility model, the spring stripe is used for controlling the convex position of the locking part to be buckled to or separated from the concave position of the blade, the user is convenient to replace the passivated blade and is guaranteed to carry out the operation successfully and smoothly, the working efficiency is greatly improved, and the paper knife has simple and compact structure, and is simple and practical, thus being well appreciated by the consumers.
Description
Technical field
The utility model relates to five metals cutter manufacturing technology field, is a kind of paper knife of changeable blade specifically.
Background technology
Paper knife of the prior art mostly is blade to be connected on the handle of a knife form, and wherein blade may be folded in the handle of a knife, and is perhaps not collapsible.Above-mentioned such paper knife in use for some time, blade can become passivation and be inconvenient to use, at this moment, can only blade carry out sharpening, yet blade is fixedly mounted on the handle of a knife, therefore the sharpening operation is very inconvenient, thereby realizes that the paper knife changeable blade is a technical essential of the present utility model.
The utility model content
The purpose of this utility model is the shortcoming that overcomes above-mentioned prior art, provides a kind of simple in structure, compact, the paper knife of convenient and practical and changeable blade.
The utility model is to be achieved through the following technical solutions:
A kind of paper knife of changeable blade, comprise handle of a knife, the blade of tool rest and band recess, tool rest is movably connected on the handle of a knife and can be equivalent in the handle of a knife, blade is plugged in the slotted eye that tool rest is provided with, described tool rest top is provided with the latch fitting that is used for fixing blade, and an end of latch fitting is provided with recess that protruding position and blade the be provided with fastening that is complementary.
Be provided with spring in the described tool rest, an end of this spring is located in the arc position that tool rest is provided with, and the other end props up on the bottom that withstands on latch fitting.
Described latch fitting tail end is provided with protruding key, and the protruding position that this protruding key is used to control latch fitting is interlocked with the recess that blade is provided with and separates.
The utility model compared with prior art has following advantage:
The utility model utilizes the protruding position of spring control latch fitting to be interlocked with the recess of blade and separates, and makes things convenient for the user to change the blade of passivation, guarantees the carrying out that the user is smooth smoothly at work, improved operating efficiency greatly, it is simple in structure, compactness, convenient and practical, very popular.
Description of drawings
Accompanying drawing 1 is the utility model structural representation;
Accompanying drawing 2 is latch fitting of the present utility model and blade syndeton schematic diagram;
Accompanying drawing 3 is a lock member structure schematic diagram of the present utility model;
Accompanying drawing 4 is a blade structure schematic diagram of the present utility model;
Accompanying drawing 5 is a slotted hole structure schematic diagram of the present utility model.
Among the figure 1, handle of a knife, 2, tool rest, 3, blade, 4, slotted eye, 5, latch fitting, 6, protruding position, 7, spring, 8, the arc position, 9, protruding key.
The specific embodiment
Come the utility model is further described below in conjunction with Figure of description:
Shown in accompanying drawing 1, accompanying drawing 2, accompanying drawing 3, accompanying drawing 4, accompanying drawing 5, a kind of paper knife of changeable blade, comprise handle of a knife 1, the blade 3 of tool rest 2 and band recess, tool rest is movably connected on the handle of a knife and can be equivalent in the handle of a knife, blade is plugged in the slotted eye 4 that tool rest is provided with, and described tool rest 2 tops are provided with the latch fitting 5 that is used for fixing blade, and an end of latch fitting is provided with recess that protruding position 6 and blade 3 the be provided with fastening that is complementary.
Be provided with spring 7 in the described tool rest 2, an end of this spring is located in the arc position 8 that tool rest 2 is provided with, and the other end props up on the bottom that withstands on latch fitting 5.
Described latch fitting 5 tail ends are provided with protruding key 9, and the protruding position 6 that this protruding key is used to control latch fitting is interlocked with the recess that blade 3 is provided with and separates.
General workflow of the present utility model will be described below:
When needs the utility model cutting object, the tool rest 2 that at first will amount in handle of a knife launches, and then protruding key 9 is pressed, and blade is placed in the slotted eye 4 of tool rest again, this moment, latch fitting 5 was under the effect on 7 tops of spring, protruding position 6 that latch fitting is provided with and the recess that blade 3 is provided with are interlocked, thereby reach the effect of fixed blade, at this moment, the utility model is in serviceable condition, when not needing to use the utility model, the tool rest that will have a blade is amounted in the handle of a knife and is got final product, so repeatedly.
Claims (3)
1. the paper knife of a changeable blade, comprise handle of a knife (1), the blade (3) of tool rest (2) and band recess, tool rest is movably connected on the handle of a knife and can be equivalent in the handle of a knife, blade is plugged in the slotted eye (4) that tool rest is provided with, it is characterized in that: described tool rest (2) top is provided with the latch fitting (5) that is used for fixing blade, and an end of latch fitting is provided with recess that protruding position (6) and blade (3) the be provided with fastening that is complementary.
2. according to the paper knife of the described a kind of changeable blade of claim 1, it is characterized in that: be provided with spring (7) in the described tool rest (2), an end of this spring is located in the arc position (8) that tool rest (2) is provided with, and the other end props up on the bottom that withstands on latch fitting (5).
3. according to the paper knife of the described a kind of changeable blade of the arbitrary claim of claim 1 to 2, it is characterized in that: described latch fitting (5) tail end is provided with protruding key (9), and the protruding position (6) that this protruding key is used to control latch fitting is interlocked with the recess that blade (3) is provided with and separates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201937919U CN201471451U (en) | 2009-08-26 | 2009-08-26 | Paper knife capable of replacing blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201937919U CN201471451U (en) | 2009-08-26 | 2009-08-26 | Paper knife capable of replacing blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201471451U true CN201471451U (en) | 2010-05-19 |
Family
ID=42407692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201937919U Expired - Fee Related CN201471451U (en) | 2009-08-26 | 2009-08-26 | Paper knife capable of replacing blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201471451U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019153812A1 (en) * | 2018-02-07 | 2019-08-15 | 安永俊 | U-shaped folding knife having spring structure |
-
2009
- 2009-08-26 CN CN2009201937919U patent/CN201471451U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019153812A1 (en) * | 2018-02-07 | 2019-08-15 | 安永俊 | U-shaped folding knife having spring structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100519 Termination date: 20120826 |