CN204915041U - Crank handle formula pencil sharpener - Google Patents
Crank handle formula pencil sharpener Download PDFInfo
- Publication number
- CN204915041U CN204915041U CN201520661194.XU CN201520661194U CN204915041U CN 204915041 U CN204915041 U CN 204915041U CN 201520661194 U CN201520661194 U CN 201520661194U CN 204915041 U CN204915041 U CN 204915041U
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- CN
- China
- Prior art keywords
- core
- protecgulum
- cutter
- called
- sleeve pipe
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model provides a crank handle formula pencil sharpener, hold sleeve pipe (4) including protecgulum (1), backshell (2), planer tool core (3), pen. The utility model discloses a protecgulum be equipped with sword core support, push rod hole and bayonet socket, the backshell is equipped with the turning handle, pushes away the core hole, holds bits storehouse and direction muscle, the planer tool core comprises sword core print seat, circular cone guide hole, disconnected core push rod and blade for plane, the pen holds the sleeve pipe and is equipped with casing flange and pothook, the protecgulum lock is connected on the left side of backshell, and the protecgulum encloses into appearance bits storehouse with the inner chamber of backshell, sword core support is located the upper portion that holds the bits storehouse, and the pen holds in the sleeve pipe is fixed in sword core support with the planer tool core, when using, the one end of pencil is held the sheathed tube lumen along the pen and is inserted the circular cone guide hole, handheld turning handle around the pencil rotation pencil of sharpeing, hold the crank form structure that sleeve pipe, protecgulum, backshell and turning handle constitute by the pen, lighten the technical scheme of rotatory planing power through the extension power arm, make manual pencil sharpener reach and rotate lightly laborsaving, reduce cost's purpose.
Description
Technical field
The utility model relates to a kind of manual pencil sharpener, specifically refers to a kind of hand-cranked pencil sharpener for roll cutting pencil.
Background technology
The manual pencil sharpener form of prior art is various, divides to have to rotate planing pattern pencil sharpener and planet milling type pencil sharpener two class by cutting movement mode; The so-called planing pattern pencil sharpener that rotates is: inserted one end of pencil and cut in penholder mouth, Propelling pencil with sharpener in cap or rotation pencil sharpener, by the Knife for stripping cable planing pencil being provided with sheet planing tool; So-called planet milling type pencil sharpener is: take pencil as axle center, carry out rotation milling pencil by cylindrical screw shape milling cutter while making revolution motion around pencil.When the manual pencil sharpener of rotation planing pattern is applied, Propelling pencil with sharpener in cap or rotation pencil sharpener need to impose larger power, and old man and child often turn motionless, and this makes troubles to the use of old man and primary grades pupil; Its advantage is that structure is simple, with low cost, low price, and deficiency is firmly comparatively large, is not suitable for the use of old man and child; The manual pencil sharpener complex structure of planet milling type, cost occupies high, expensive; Its advantage is that use is light, and deficiency is that cost is high; Therefore, there are the problems and shortcomings that rotation is required great effort or cost is high in prior art.
Summary of the invention
For above-mentioned prior art Problems existing with not enough, the utility model adopts by protecgulum, back cover, planing tool core, a device that bearing sleeve pipe is formed, and wherein, is frontly covered with cutter core support, push-rod hole and bayonet socket; Back cover is provided with turning handle, pushes away core bore, holds bits storehouse and guiding rib; Planing tool core is made up of cutter core print seat, circular cone guide hole, disconnected core push rod and cutter blade; Bearing sleeve pipe is provided with casing flange and grab; Described cutter core support protrudes from the top of protecgulum right flank to the right, and described turning handle protrudes from the outer bottom of back cover to the right, and protecgulum is fastened and connected on the left side of back cover, and the chamber that the inner chamber of protecgulum and back cover surrounds is called to hold considers storehouse to be worth doing; Cutter core support is positioned at the described internal upper part holding bits storehouse, and described in a bearing sleeve Guan Jing, grab is connected with described bayonet socket, is fixed on by planing tool core in cutter core support; The axis of described turning handle and the axis of described circular cone guide hole are parallel to each other; During application, by the circular cone guide hole of one end of pencil along the tube chamber insertion planing tool core of a bearing sleeve pipe, take pencil as axle center, hand-held turning handle rotates around pencil, is fined away by pencil-knife by described cutter blade; The crank form structure be made up of bearing sleeve pipe, protecgulum, back cover and turning handle, the technical scheme rotating planing power is alleviated by lengthening power arm, a kind of hand-cranked pencil sharpener is provided, is intended to make manual pencil sharpener, reach the object of rotating Portable power saving, reducing costs.
The purpose of this utility model is achieved in that a kind of hand-cranked pencil sharpener, comprise protecgulum, back cover, planing tool core, a bearing sleeve pipe, wherein: described protecgulum is the plastics matter component of oval sheet, the cutter core support being provided with rectangle frame rack-like open is up and down protruded on the top of protecgulum right flank, and the right frame wall place of described cutter core support is provided with circular through hole and is called push-rod hole; The through hole that protecgulum left surface is provided with the rectangle communicated with described cutter core support is called lock pin mouth; Forward and backward, the upper position of the right bead of described lock pin mouth is provided with the bayonet socket that connect corresponding to a grab of bearing sleeve pipe;
Described back cover is the plastics matter component of the open right side, left side occluded ellipse shape thin-walled cup-shaped, the lower central of back cover right flank outer wall be provided with protrude to the right, rotatable, post jamb is with the columniform turning handle of rib groove; The top manhole be provided with for promoting disconnected core push rod of back cover right flank is called and pushes away core bore, and the convex tendon that the top of back cover inner chamber is provided with left and right directions is called guiding rib;
Described planing tool core is the Cutting instrument for cervical intervertebral disc hyperplasia be made up of cutter core print seat, circular cone guide hole, disconnected core push rod and cutter blade; Described cutter core print seat is overlook rectangular, mainly to look in trapezoidal plastics matter component left large and right small, be that acclivitous inclined-plane is called tool rest from left to right below cutter core print seat, the inside of cutter core print seat is provided with conical through hole left large and right small and is called circular cone guide hole, be provided with a slit communicated with described tool rest along the element of cone below described circular cone guide hole to be called to roll up to consider to be worth doing and to stitch, cutter core print seat is also provided with at the right-hand member place of described circular cone guide hole and pushes away core groove for settling the chute of disconnected core push rod to be called; Described cutter blade is fixed on cutter core print seat place, the cutting edge of cutter blade along described volume bits seam and with volume consider to be worth doing stitch parallel; Described disconnected core push rod is the plastics matter component of cylinder rod, and the flange that the left end of disconnected core push rod is provided with rectangular patch is called push jack, and described push jack can horizontally slip and push away in core groove in described, and the right part of disconnected core push rod slides and protrudes from the right flank of cutter core print seat;
A described bearing sleeve pipe is the plastics matter component of cylinder tube shape, and the flange that the right-hand member of a bearing sleeve pipe is provided with rectangular patch is called casing flange, and forward and backward, the upper edge of described casing flange right flank are provided with the grab protruded to the right;
Planing tool core inserts in cutter core support by described lock pin mouth is fixing, and the right part of described disconnected core push rod slides and is positioned at described push-rod hole, and grab and described bayonet socket described in a bearing sleeve Guan Jing are fastened and connected at described lock pin mouth place; The left side bead of protecgulum and back cover is fastened and connected, and the chamber that the inner chamber of protecgulum and back cover surrounds is called to hold considers storehouse to be worth doing; The axis of described turning handle and the axis of described circular cone guide hole are parallel to each other; Describedly push away that core bore is corresponding with described push-rod hole to communicate.
The face, direction of said structure statement is divided into up, down, left, right, front, rear side, wherein, before be face in the face of this device front view, after be and described before relative face.
Operation principle and beneficial effect
During application, by the circular cone guide hole of one end of pencil along the tube chamber insertion planing tool core of a bearing sleeve pipe, take pencil as axle center, hand-held turning handle rotates around pencil, is fined away by pencil-knife by described cutter blade; The chip that planing pencil produces is temporarily stored in described appearance bits storehouse, and opening protecgulum can remove chip; Meet pencil break core time, with ball-point pen tip through described in push away core bore and promote described disconnected core push rod left and can disconnected core remove; The crank form structure be made up of bearing sleeve pipe, protecgulum, back cover and turning handle, with the cutting edge of cutter blade for cutting fulcrum, the diameter of pencil is resistance arm, vertical range between the axis of turning handle and the axis of described circular cone guide hole is power arm, because power arm length is greater than resistance arm, thus rotation power-saving.
This device lengthens power arm by crank form structure, makes the rotation Portable power saving of the manual pencil sharpener of rotation planing pattern, and avoids the drawback of the manual pencil sharpener of planet milling type, reduce cost.
Above-mentioned, the utility model adopts by protecgulum, back cover, planing tool core, a device that bearing sleeve pipe is formed, and wherein, is frontly covered with cutter core support, push-rod hole and bayonet socket; Back cover is provided with turning handle, pushes away core bore, holds bits storehouse and guiding rib; Planing tool core is made up of cutter core print seat, circular cone guide hole, disconnected core push rod and cutter blade; Bearing sleeve pipe is provided with casing flange and grab; Described cutter core support protrudes from the top of protecgulum right flank to the right, and described turning handle protrudes from the outer bottom of back cover to the right, and protecgulum is fastened and connected on the left side of back cover, and the chamber that the inner chamber of protecgulum and back cover surrounds is called to hold considers storehouse to be worth doing; Cutter core support is positioned at the described internal upper part holding bits storehouse, and described in a bearing sleeve Guan Jing, grab is connected with described bayonet socket, is fixed on by planing tool core in cutter core support; The axis of described turning handle and the axis of described circular cone guide hole are parallel to each other; During application, by the circular cone guide hole of one end of pencil along the tube chamber insertion planing tool core of a bearing sleeve pipe, take pencil as axle center, hand-held turning handle rotates around pencil, is fined away by pencil-knife by described cutter blade; The crank form structure be made up of bearing sleeve pipe, protecgulum, back cover and turning handle, the technical scheme rotating planing power is alleviated by lengthening power arm, overcome prior art and there are the problems and shortcomings that rotation is required great effort or cost is high, a kind of hand-cranked pencil sharpener provided, makes manual pencil sharpener reach the object of rotating Portable power saving, reducing costs.
Accompanying drawing explanation
Fig. 1 is that the master of a kind of hand-cranked pencil sharpener of the present utility model looks sectional structure schematic diagram;
Fig. 2 is that a left side for a kind of hand-cranked pencil sharpener of the present utility model is overlooked axle and measured intention;
Fig. 3 is that the right side of a kind of hand-cranked pencil sharpener of the present utility model is overlooked axle and measured intention;
Fig. 4 is that a left side for a kind of hand-cranked pencil sharpener of the present utility model is overlooked and looked exploded isometric schematic diagram;
Fig. 5 is that exploded isometric schematic diagram is looked up on the right side of a kind of hand-cranked pencil sharpener of the present utility model.
Below in conjunction with the embodiment in accompanying drawing, the utility model is described in further detail, but should not be construed as any restriction of the present utility model.
In figure: protecgulum 1, cutter core support 11, push-rod hole 12, bayonet socket 13, back cover 2, turning handle 21, push away core bore 22, hold bits storehouse 23, guiding rib 24, planing tool core 3, cutter core print seat 31, circular cone guide hole 311, disconnected core push rod 32, cutter blade 33, a bearing sleeve pipe 4, casing flange 41, grab 42.
Detailed description of the invention
Consult Fig. 1 ~ Fig. 5, a kind of hand-cranked pencil sharpener of the present utility model, comprise protecgulum 1, back cover 2, planing tool core 3, a bearing sleeve pipe 4, wherein: described protecgulum 1 is the plastics matter component of oval sheet, the cutter core support 11 being provided with rectangle frame rack-like open is up and down protruded on the top of protecgulum 1 right flank, and the right frame wall place of described cutter core support 11 is provided with circular through hole and is called push-rod hole 12; The through hole that protecgulum 1 left surface is provided with the rectangle communicated with described cutter core support 11 is called lock pin mouth; Forward and backward, the upper position of the right bead of described lock pin mouth is provided with the bayonet socket 13 that connect corresponding to a grab of bearing sleeve pipe 4 42;
Described back cover 2 is the plastics matter component of the open right side, left side occluded ellipse shape thin-walled cup-shaped, the lower central of back cover 2 right flank outer wall be provided with protrude to the right, rotatable, post jamb is with the columniform turning handle 21 of rib groove; The top manhole be provided with for promoting disconnected core push rod 32 of back cover 2 right flank is called and pushes away core bore 22, and the convex tendon that the top of back cover 2 inner chamber is provided with left and right directions is called guiding rib 24;
Described planing tool core 3 is the Cutting instrument for cervical intervertebral disc hyperplasia be made up of cutter core print seat 31, circular cone guide hole 311, disconnected core push rod 32 and cutter blade 33; Described cutter core print seat 31 rectangular, is mainly looked in trapezoidal plastics matter component left large and right small for overlooking, be that acclivitous inclined-plane is called tool rest from left to right below cutter core print seat 31, the inside of cutter core print seat 31 is provided with conical through hole left large and right small and is called circular cone guide hole 311, be provided with a slit communicated with described tool rest along the element of cone below described circular cone guide hole 311 to be called to roll up to consider to be worth doing and to stitch, cutter core print seat 31 is also provided with at the right-hand member place of described circular cone guide hole 311 and pushes away core groove for settling the chute of disconnected core push rod 32 to be called; Described cutter blade 33 is fixed on cutter core print seat 31 place, the cutting edge of cutter blade 33 along described volume bits seam and with volume consider to be worth doing stitch parallel; Described disconnected core push rod 32 is the plastics matter component of cylinder rod, and the flange that the left end of disconnected core push rod 32 is provided with rectangular patch is called push jack, and described push jack can horizontally slip and push away in core groove in described, and the right part of disconnected core push rod 32 slides and protrudes from the right flank of cutter core print seat 31;
A described bearing sleeve pipe 4 is the plastics matter component of cylinder tube shape, and the flange that the right-hand member of a bearing sleeve pipe 4 is provided with rectangular patch is called casing flange 41, and forward and backward, the upper edge of described casing flange 41 right flank are provided with the grab 42 protruded to the right;
Planing tool core 3 inserts in cutter core support 11 by described lock pin mouth is fixing, and the right part of described disconnected core push rod 32 slides and is positioned at described push-rod hole 12, and a bearing sleeve pipe 4 is fastened and connected at described lock pin mouth place through described grab 42 and described bayonet socket 13; Protecgulum 1 is fastened and connected with the left side bead of back cover 2, and the chamber that protecgulum 1 and the inner chamber of back cover 2 surround is called to hold considers storehouse 23 to be worth doing; The axis of described turning handle 21 and the axis of described circular cone guide hole 311 are parallel to each other; Describedly push away that core bore 22 is corresponding with described push-rod hole 12 to communicate.
The face, direction of said structure statement is divided into up, down, left, right, front, rear side, wherein, before be face in the face of this device front view, after be and described before relative face.
Operation principle and beneficial effect
During application, by the circular cone guide hole 311 of one end of pencil along the tube chamber insertion planing tool core 3 of a bearing sleeve pipe 4, take pencil as axle center, hand-held turning handle 21 rotates around pencil, is fined away by pencil-knife by described cutter blade 33; The chip that planing pencil produces is temporarily stored in described appearance bits storehouse 23, and opening protecgulum 1 can remove chip; Meet pencil break core time, with ball-point pen tip through described in push away core bore 22 and promote described disconnected core push rod 32 left and can disconnected core remove; The crank form structure be made up of a bearing sleeve pipe 4, protecgulum 1, back cover 2 and turning handle 21, with the cutting edge of cutter blade 33 for cutting fulcrum, the diameter of pencil is resistance arm, vertical range between the axis of turning handle 21 and the axis of described circular cone guide hole 311 is power arm, because power arm length is greater than resistance arm, thus rotation power-saving.
This device lengthens power arm by crank form structure, makes the rotation Portable power saving of the manual pencil sharpener of rotation planing pattern, and avoids the drawback of the manual pencil sharpener of planet milling type, reduce cost.
Claims (1)
1. a hand-cranked pencil sharpener, comprise protecgulum (1), back cover (2), planing tool core (3), a bearing sleeve pipe (4), it is characterized in that: the plastics matter component that described protecgulum (1) is oval sheet, the cutter core support (11) being provided with rectangle frame rack-like open is up and down protruded on the top of protecgulum (1) right flank, and the right frame wall place of described cutter core support (11) is provided with circular through hole and is called push-rod hole (12); The through hole that protecgulum (1) left surface is provided with the rectangle communicated with described cutter core support (11) is called lock pin mouth; Forward and backward, the upper position of the right bead of described lock pin mouth is provided with the bayonet socket (13) that connect corresponding to the grab (42) of a bearing sleeve pipe (4);
Described back cover (2) is the plastics matter component of the open right side, left side occluded ellipse shape thin-walled cup-shaped, the lower central of back cover (2) right flank outer wall be provided with protrude to the right, rotatable, post jamb is with the columniform turning handle (21) of rib groove; The top manhole be provided with for promoting disconnected core push rod (32) of back cover (2) right flank is called and pushes away core bore (22), and the convex tendon that the top of back cover (2) inner chamber is provided with left and right directions is called guiding rib (24);
Described planing tool core (3) is the Cutting instrument for cervical intervertebral disc hyperplasia be made up of cutter core print seat (31), circular cone guide hole (311), disconnected core push rod (32) and cutter blade (33), described cutter core print seat (31) is rectangular for overlooking, master looks in trapezoidal plastics matter component left large and right small, be that acclivitous inclined-plane is called tool rest from left to right below cutter core print seat (31), the inside of cutter core print seat (31) is provided with conical through hole left large and right small and is called circular cone guide hole (311), element of cone along described circular cone guide hole (311) below is provided with a slit communicated with described tool rest and is called to roll up to consider to be worth doing and stitches, cutter core print seat (31) is also provided with at the right-hand member place of described circular cone guide hole (311) and pushes away core groove for settling the chute of disconnected core push rod (32) to be called, described cutter blade (33) is fixed on cutter core print seat (31) place, the cutting edge of cutter blade (33) along described volume bits seam and with volume consider to be worth doing stitch parallel, the plastics matter component that described disconnected core push rod (32) is cylinder rod, the flange that the left end of disconnected core push rod (32) is provided with rectangular patch is called push jack, described push jack can horizontally slip and push away in core groove in described, and the right part of disconnected core push rod (32) slides and protrudes from the right flank of cutter core print seat (31),
The plastics matter component that a described bearing sleeve pipe (4) is cylinder tube shape, the flange that the right-hand member of bearing sleeve pipe (4) is provided with rectangular patch is called casing flange (41), and forward and backward, the upper edge of described casing flange (41) right flank are provided with the grab (42) protruded to the right;
Planing tool core 3 inserts in cutter core support (11) by described lock pin mouth is fixing, the right part of described disconnected core push rod (32) slides and is positioned at described push-rod hole (12), and a bearing sleeve pipe (4) is fastened and connected at described lock pin mouth place through described grab (42) and described bayonet socket (13); Protecgulum (1) is fastened and connected with the left side bead of back cover (2), and the chamber that protecgulum (1) and the inner chamber of back cover (2) surround is called to hold considers storehouse (23) to be worth doing; The axis of described turning handle (21) and the axis of described circular cone guide hole (311) are parallel to each other; Describedly push away that core bore (22) is corresponding with described push-rod hole (12) to communicate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520661194.XU CN204915041U (en) | 2015-08-18 | 2015-08-18 | Crank handle formula pencil sharpener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520661194.XU CN204915041U (en) | 2015-08-18 | 2015-08-18 | Crank handle formula pencil sharpener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204915041U true CN204915041U (en) | 2015-12-30 |
Family
ID=54964210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520661194.XU Withdrawn - After Issue CN204915041U (en) | 2015-08-18 | 2015-08-18 | Crank handle formula pencil sharpener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204915041U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105034665A (en) * | 2015-08-18 | 2015-11-11 | 王荣伟 | Crank handle type pencil sharpener |
-
2015
- 2015-08-18 CN CN201520661194.XU patent/CN204915041U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105034665A (en) * | 2015-08-18 | 2015-11-11 | 王荣伟 | Crank handle type pencil sharpener |
| CN105034665B (en) * | 2015-08-18 | 2017-05-03 | 王荣伟 | Crank handle type pencil sharpener |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151230 Effective date of abandoning: 20170503 |