CN105437839A - Pencil sharpener - Google Patents

Pencil sharpener Download PDF

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Publication number
CN105437839A
CN105437839A CN201410417900.6A CN201410417900A CN105437839A CN 105437839 A CN105437839 A CN 105437839A CN 201410417900 A CN201410417900 A CN 201410417900A CN 105437839 A CN105437839 A CN 105437839A
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CN
China
Prior art keywords
alarming device
penknife
brush
inductive switch
conducting strip
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Pending
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CN201410417900.6A
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Chinese (zh)
Inventor
吴俊宏
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Individual
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Individual
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Priority to CN201410417900.6A priority Critical patent/CN105437839A/en
Publication of CN105437839A publication Critical patent/CN105437839A/en
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Abstract

The invention discloses a pencil sharpener which comprises a sharpening set, an alarm device and an inductive switch. The sharpening set comprises a channel and a blade, the inductive switch is an elastic part and arranged in the channel, and the alarm device is connected with the inductive switch. After the sharpening set sharpens a pencil, the sharpened end of the pencil touches the inductive switch, the inductive switch sends an induction signal to the alarm device, and the alarm sends an alarm signal after receiving the induction signal.

Description

Penknife
Technical field
The present invention is a kind of penknife, espespecially a kind of penknife of tool alarm function.
Background technology
Penknife, is widely used in daily life, facility indispensable especially in stage, sketch drawing especially at school.Therefore penknife cuts group by traditional type hand knife, develops into hand rotating disk cutter gradually, more progressive person, is main facility with automatic penknife.
Although conventional manual rotating disc type, manual knife cutting type or self-action penknife, often by people are used, have convenience.But but under cover many shortcomings, such as, no matter be hand or self-action penknife, cut complete in a tool reality, user does not often know and makes facility become idle running (cutting), or a tool must be extracted out viewing nib situation judges whether to have cut, the idle running (cutting) of period, not only labour is time-consuming, also because unnecessary cutting causes the waste of a material.Moreover, because of without risk management, when foreign matter inserts facility, such as insert pen, iron nail, or other hard metal objects, penknife is because judging content, no matter be hand or self-action penknife, may damage this plant thing in time cutting, also can cause the destruction of cutting tool what is more, thus whole group of facility are scrapped.
In addition, though the Suresh Kumar function of penknife offers convenience, but the less and trifling unfavorable memory of content of paper form operation instructions font, and preserve inconvenience, easy loss, therefore the inconvenience causing school-ager, poor sight, memory gastrointestinal disease patient or illiteracy person to use, more easily makes facility damage under improper operation.
Comprehensively above-mentioned, therefore how to improve the structure of penknife, to take into account service efficiency and the convenience of facility, make it can increase application surface and operational safety, meet the demand of client, for the inventor of this case and the those skilled in the art that is engaged in these relevant industries desire most ardently the problem of improvement.
Summary of the invention
In view of this, the present invention proposes a kind of penknife, comprises: cutter cuts group, alarming device and inductive switch.Cutter is cut group and is comprised conduit and blade.Inductive switch is an elastic component, is arranged in conduit.Alarming device connects inductive switch, and after a group cutting tool cut by cutter, the cutting end thoughts and feelings inductive switch of a tool, inductive switch sends perceptual signal to alarming device, and alarming device sends alarm signal after receiving perceptual signal.
Inductive switch is triggered the mode transmitting perceptual signal, can utilize the mode of physical contact, or in a non-contact manner, such as utilize optical sensor to trigger perceptual signal, the present invention is not as restriction.
No matter be that conventional manual rotating disk cuts or penknife cut by self-action cutter, the present invention all can apply.Enter after conduit cut in a tool, tip of the brushstyle of a writing or painting thoughts and feelings inductive switch, passes through signal transmission, last alarming device sends alarm signal, and user then according to alarm signal, can understand a tool and cut complete information, do not need as traditional practice, observe with eye after a tool is extracted out and confirm.Moreover, conventional manual rotating disk cuts, under a tool completes cutting, user is under ignorant condition, and cutter is cut group and often become idle running (cutting), it is then the situation causing electrical expenses in automatic penknife when, what is more, due to without warning function, a tool constantly enters in conduit and cuts, cause a unnecessary cutting material, and a waste material.
In an embodiment, penknife described above, inductive switch is positioned at the end of conduit.That is, inductive switch can be arranged at conduit end or side, and its major design is to utilize cutter to cut group to cut after a tool completes, by tip or the side thoughts and feelings inductive switch of a tool, after information is transmitted, alarming device sends alarm signal to notify that user's tool has cut complete.
In an embodiment, penknife described above, alarming device comprises a display module, be arranged at the appearance of penknife, and alarm signal is a kind of display.
In an embodiment, alarming device comprises a voice module, and alarm signal is a voice signal.
In an embodiment, alarming device comprises a shock module, and alarm signal is a vibrating effect.
By alarm signal described above, utilize the combination of light, image, sound and vibrating effect, reach the situation notifying user's " tool has cut ".
In an embodiment, penknife described above, comprises control device further, and connect alarming device, by operating control device, to make alarming device send a log-on message to voice module, voice module sends an explanation signal.
Above-mentioned control device, it can be a button, knob combination or a touch-control module, it is even a remote control module, the object that control device is set up is that easy user operates penknife, explanation signal is sent to make voice module by operating control device, illustrate that signal is a sound, auditory tone cues effect is utilized to replace the purposes of hard copy description, set up the standard operating procedure (SOP) of voice, and there is the function of instant instruction, make school-ager, old man or illiteracy person or even poor sight person all directly use penknife by voice instruction, be rich in education meaning.That is, the collocation of control device and alarming device uses, signal is described except user's operation instruction is provided, illustrates that signal also includes the function of instant instruction, such as, in user's operation, happen suddenly, disorder event time, illustrate that signal can indicate user how to remove barriers, and other deixises, such as show and use record, remind cleaning bits collecting box, upgrade the functions such as cutter.
In an embodiment, penknife comprises the first conducting strip, the second conducting strip, the first brush, the second brush, the first conduction collar and the second conduction collar further.First conducting strip is fixedly connected with inductive switch by the first wire.In the same manner, the second conducting strip is fixedly connected with inductive switch by the second wire.First brush, connects the outer rim of the first conducting strip, and the second brush then connects the outer rim of the second conducting strip.The first conduction collar, is axially perpendicular to the first conducting strip, accommodating first conducting strip and the first brush, the inwall of the first brush contact first conduction collar.In the same manner, the second conduction collar, is axially perpendicular to the second conducting strip, accommodating second conducting strip and the second brush, the inwall of the second brush contact second conduction collar.Wherein, the first conduction collar and second conducts electricity the outer wall of the collar, connects alarming device respectively by most wire.
The structural design of above-mentioned penknife, is to prevent cutter from cutting group when rotating, has the risk of stirring line, and utilize the first brush, the second brush contacts the first conduction collar respectively, the inner surface of the second conduction collar, with turning circuit.
In an embodiment, penknife comprises the first conducting strip, the second conducting strip, the first brush, the second brush, the first conductive sheet and the second conductive sheet further.First conducting strip is fixedly connected on inductive switch by the first wire.In the same manner, the second conducting strip, by the second wire, is fixedly connected on inductive switch.And the first brush, connect the below of the first conducting strip; Second brush, connects the below of the second conducting strip.First conductive sheet, is arranged at the below of the first brush, contacts the first brush; Second conductive sheet, is arranged at the below of the second brush, contacts the second brush.Wherein the first conductive sheet is connected alarming device with the below of the second conductive sheet respectively by most wire.
The structural design of above-mentioned penknife, is to prevent cutter from cutting group when rotating, has the risk of stirring line, and utilize the first brush, the second brush contacts the first conductive sheet respectively, the top of the second conductive sheet, with turning circuit.
In an embodiment, penknife includes further into pen device, roller set, motor and the first microswitch.Enter pen device, comprise inserting port, be communicated with above-mentioned conduit.Roller set, around the inner side being arranged at inserting port, form a hole, roller set comprises most elastic component.Motor connects alarming device, and connects the roller in roller set by a gear train.First microswitch, be then positioned at the side of roller, be connected to alarming device.
Structure described above, the inserting port of pen device is inserted in a tool, above-mentioned hole is less than the external diameter of a tool, therefore a tool expansion roller set, cause above-mentioned roller and touch the first microswitch, the first microswitch sends an activation signal to alarming device, alarming device sends one and enters a signal to motor, to make motor start enter a direction in one, roll via gear set drive roller set correspondence, advance a tool to enter conduit and cut.
In an embodiment, penknife described above, wherein inductive switch presses by the nib of a tool, inductive switch transmits one and completes information to alarming device, alarming device sends one and moves back a signal to motor, to make motor start move back a direction in one, roll via gear set drive roller set correspondence, exit a tool.
The structural design of above-mentioned penknife, can reach and automatically enter pen cutting, and after cutting, can reach the effect of automatically moving back pen, compared to traditional penknife, have much convenience.
In an embodiment, penknife described above, wherein enters pen device and more comprises the second microswitch and inductor.Second microswitch, comprises an on & off switch, is positioned at the side of inserting port, and the second microswitch connects alarming device.Inductor, is arranged at the side of the second microswitch, and when inductor moves by a fall out effect, touch switch key sends rest signal to motor to make the second microswitch, and to make motor stop start, alarming device then sends another alarm signal simultaneously.
In an embodiment, penknife described above, wherein enter pen device and more comprise an inductor, be positioned at the side of inserting port, connect alarming device, wherein inductor is by a fall out effect, sends a rest signal to motor, to make motor stop start, alarming device then sends another alarm signal simultaneously.
Penknife of the present invention, by the design of inductive switch and alarming device, provide the notice of sound, light and vibrating effect, allow user can save labour and time in a cutting tool, do not need the nib repeatedly confirming a tool whether to cut, and when can avoid cutting, cutter is cut group and is become idle running.Moreover, by the design of inductive switch of the present invention and alarming device, to arrange in pairs or groups the setting up of the first microswitch, motor, roller set and most elastic component, penknife has the function of alarm signal or automatic forward and back pen, and not like tradition penknife automatically, constantly a propelling tool carries out stock removal action, and without moving back pen or alarm mechanisms, therefore expend a material, cause unnecessary waste, therefore penknife of the present invention can improve this awkward situation.
The present invention is more aided with and arranges the educational function that control device provides school-ager, old man, illiteracy person or poor sight person voice, to replace paper description, promotes usability and the convenience of penknife.
In addition, a project organization of the present invention, by the effect of inductor, the second microswitch and alarming device, prevents the metal of non-cutting material from entering conduit.If without this structural design, such as when metal object insert inserting port time, motor start and promote this metal enter conduit cut, cause the damage of article on the contrary, or cutter cut group damage situation.
Similarly, inserting port is inserted for preventing metal object, promoted by motor start metal enter conduit cut cause the damage of article, cutter cut group damage, a project organization of the present invention, directly by inductor and alarming device effect, prevent the metal of non-cutting material from entering conduit.
Comprehensively above-mentioned, the present invention, by the design and application of inductive switch, strengthens the usability of penknife, and improves convenience and efficiency, solves aforementioned the problem for overcoming.
Below detailed features of the present invention and advantage is described in embodiments in detail, its content is enough to make any those skilled in the art understand technology contents of the present invention and to implement according to this, and content, claims and the accompanying drawing disclosed by this description, any those skilled in the art can understand the object and advantage that the present invention is correlated with easily.
Accompanying drawing explanation
Fig. 1 is the sectional view of the penknife of one embodiment of the invention.
Fig. 2 is the sectional view of the penknife of one embodiment of the invention.
Fig. 3 is the partial sectional view of the penknife of one embodiment of the invention.
Fig. 4 is the sectional view of the penknife of one embodiment of the invention.
Fig. 5 is the partial sectional view of the penknife of one embodiment of the invention.
Fig. 6 is the penknife sectional view of one embodiment of the invention.
Fig. 7 is the penknife sectional view of one embodiment of the invention.
Fig. 8 is the penknife sectional view of one embodiment of the invention.
[symbol description]
Group cut by 1 cutter
1a conduit
1b blade
2 inductive switches
3 alarming devices
31 circuit board group
32 display modules
33 voice modules
34 shock module
4 control device
5 enter pen device
51 inserting ports
6 first conducting strips
7 second conducting strips
8 first wires
9 second wires
10 first brushes
11 second brushes
The 12 first conduction collars
The 13 second conduction collars
14 most wires
15 first conductive sheet
16 second conductive sheet
17 roller set
17a hole
The most elastic component of 17b
17c roller
18 motors
19 gear trains
20 first microswitches
21 second microswitches
211 on & off switches
22 inductors
Detailed description of the invention
Referring to Fig. 1, is the sectional view of the penknife of one embodiment of the invention.Be illustrated as an energy-storage type pencil sharpener, comprise cutter and cut group 1, inductive switch 2, alarming device 3.As shown in the figure, cutter is cut group 1 and is comprised conduit 1a and blade 1b, and conduit 1a is used for putting a tool to be cut, cut by blade 1b after conduit 1a is put in a tool plant, blade 1b can be rotating disc type spiral pattern, also can be steel blade aspect, and diagram blade 1b is circular knife pattern.And blade 1b of the present invention is not limited to the circular knife pattern shown in Fig. 1, the identical cutting function knife combination of other tools, is all category of the present invention.
Inductive switch 2 is an elastic parts, is arranged in conduit 1a.
Alarming device 3, connects inductive switch 2, wherein, after a tool has cut, the cutting end thoughts and feelings inductive switch 2 of a tool, has made inductive switch 2 send a perceptual signal to alarming device 3, alarming device 3 sends an alarm signal, reminds the information that user's tool has cut.Inductive switch 2 can be arranged at side in conduit 1a or end, the tip of the brushstyle of a writing or painting acuity after cutting according to a tool and calculate position, mainly can play the tip of the brushstyle of a writing or painting and causes a series of signal transmission because having cut touch inducing switch 2 and point out effect.When a tool detaches conduit 1a, inductive switch 2, because pressing without nib, replys original aspect by elastic component, closes the loop of alarming device 3, makes alarming device 3 stop sending alarm signal.
Inductive switch 2 is triggered the mode transmitting perceptual signal, can utilize the mode of physical contact.Or with contactless to trigger inductive switch 2, such as, utilize optical sensor to trigger perceptual signal.Be adopt the mode of physical contact to trigger inductive switch 2 in this embodiment of the present invention, cause inductive switch 2 and send a perceptual signal.But the present invention is not as restriction, any as above-mentioned technological concept, be all the scope of the present invention for protection.
Alarming device 3, can comprise a circuit board group 31, and as the maincenter that information is transmitted, alarming device 3 sends alarm signal by sound, light or vibrating effect.In an embodiment, alarming device 3 can be a display module 32, and when inductive switch 2 is subject to tool thoughts and feelings, make inductive switch 2 send a perceptual signal to alarming device 3, alarming device 3 sends an alarm signal, to make the luminous video picture of display module 32.Not only just pure light is shinny for the luminous video picture of display module 32, and also can be light color change, at this, display module 32 can include LED.In addition, the luminous video picture of display module 32 more can word, picture video picture mode, such as liquid crystal developing technique, notifies the information of user's " tool has cut complete " by the way.
Alarming device 3 also can comprise voice module 33, when inductive switch 2 is subject to tool thoughts and feelings, make inductive switch 2 send a perceptual signal to alarming device 3, alarming device 3 sends an alarm signal, to make voice module 33 send the sound, use the information notifying user's " tool has cut complete ".
Alarming device 3 of the present invention also can be a shock module 34, utilize inductive switch 2 equally, inductive switch 2 is made to send a perceptual signal to alarming device 3, alarming device 3 sends an alarm signal, to make shock module 34 produce vibrating effect, notify the information of user's " tool completes cutting ".
The above-mentioned object that alarming device 3 is set, be to notify that this tool of user has cut, must not continue again to cut, no matter be applied to manually to cut or automatic cutting, cutter can be avoided to cut group 1 and to become idle running, can save time and electric power, also avoid a tool to continue into pen, cause unnecessary cutting, expend a material.
In addition, the penknife of the present embodiment can arrange control device 4, and control device 4 connects alarming device 3, by operating control device 4, to make alarming device 3 send an enabling signal to voice module 33, make voice module send explanation signal, illustrate that signal is sound.The collocation of control device 4 and alarming device 3, its main purpose, for providing the function of school-ager, old man, illiteracy person or poor sight person speech explanation, to replace paper description, and also has the function of instant instruction, allows user more easily operate penknife.
That is, control device 4 uses with the collocation of alarming device 3, signal is described except user's operation instruction is provided, illustrates that signal also includes the function of instant instruction, such as, in user's operation, happen suddenly, disorder event time, illustrate that signal can indicate user how to remove barriers, and other deixises, such as show and use record, remind cleaning bits collecting box, upgrade the functions such as cutter.
Referring to Fig. 2, is the sectional view of the penknife of one embodiment of the invention.Inductive switch 2 also can be installed on rotating disc type spiral cutting cutter group 1 (figure only illustrates conduit 1a).For further description, refer to Fig. 3, it is the partial enlarged drawing of Fig. 2, and the first conducting strip 6 connects 2 inductive switches 2 by the first wire 8; Second conducting strip 7, connects inductive switch 2 by the second wire 9; First brush 10, connects the outer rim of the first conducting strip 6; Second brush 11, connects the outer rim of the second conducting strip 7; The first conduction collar 12, be axially perpendicular to the first conducting strip 6, accommodating first conducting strip 6 and the first brush 10, first brush 10 contact the inwall of the first conduction collar 12; The second conduction collar 13, be axially perpendicular to the second conducting strip 7, accommodating second conducting strip 7 and the second brush 11, second brush 11 contact the inwall of the second conduction collar 13.Wherein, the first conduction collar 12 and second conducts electricity the outer wall of the collar 13, connects alarming device 3 respectively by most wire 14.(scheming not shown).
Apparatus structure described above, when rotating disc type spiral cutting cutter group (group 1 cut by cutter of the present invention) cuts tool, can prevent from cutter from cutting group to rotate, there is the risk of stirring line, and utilize the first brush 10, second brush 11 to contact the inwall of the first conduction collar 12, the second conduction collar 13 respectively, with turning circuit.After tool has cut, after nib thoughts and feelings inductive switch 2, by above-mentioned signal transmission, alarming device 3 is made to produce information warning.
Referring to Fig. 4, is the sectional view of the penknife of one embodiment of the invention.Wherein, cutter cuts group 1 for rotary cutting group, blade 1b is steel blade group, the structural designs such as first above-mentioned conducting strip 6, second conducting strip 7, first brush 10, second brush 11, the first conduction collar 12 and the second conduction collar 13 also can be installed on this embodiment, action principle and effect identical, therefore repeat no more.
Referring to Fig. 5, is the partial sectional view of the penknife of one embodiment of the invention.Penknife comprises the first conducting strip 6, second conducting strip 7, first brush 10, second brush 11, first conductive sheet 15 and the second conductive sheet 16 further.First conducting strip 6 is fixedly connected on inductive switch 2 by the first wire 8.In the same manner, the second conducting strip 7, by the second wire 9, is fixedly connected on inductive switch 2.And the first brush 10, connect the below of the first conducting strip 6; Second brush 11, connects the below of the second conducting strip 7.First conductive sheet 15, is arranged at the below of the first brush 10, contacts the first brush 10; Second conductive sheet 16, is arranged at the below of the second brush 11, contacts the second brush 11.Wherein the first conductive sheet 15 is connected alarming device with the below of the second conductive sheet 16 respectively by most wire 14.
The structural design of above-mentioned penknife, is to prevent cutter from cutting group 1 when rotating, has the risk of stirring line, and utilize the first brush 10, second brush 11 to contact the top of the first conductive sheet 15, second conductive sheet 16 respectively, with turning circuit.
But the application of first, second conductive sheet 15,16 of the present invention or first, second conduction collar 12,13 turning circuit is not limited with the above embodiments, any identical know-why and effect are all category of the present invention.
Referring to Fig. 6, is the penknife sectional view of one embodiment of the invention.Penknife comprises further into pen device 5, roller set 17, motor 18, gear train 19 and the first microswitch 20.Enter pen device 5, comprise inserting port 51, be communicated with conduit 1a; Roller set 17, around the inner side being arranged at inserting port 51, form a hole 17a, roller set 17 comprises most elastic component 17b.Motor 18 connects alarming device 3, and connects a roller set 17 wherein roller 17c by a gear train 19; First microswitch 20 is positioned at the side of roller 17c, and is connected to alarming device 3.
When a tool inserts inserting port 51, because hole 17a is less than the external diameter of a tool, therefore a tool expansion roller set 17, cause roller 17c and touch the first microswitch 20, first microswitch 20 sends an activation signal to alarming device 3, and alarming device 3 sends one and enters a signal to motor 18, enters a direction to make motor 18 start in one, drive roller set 17 correspondence to rotate via gear train 19, advance a tool to enter conduit 1a and cut.
In addition, after a tool has cut, inductive switch 2 is felt by the nib of a tool, inductive switch 2 transmits one and completes information to alarming device 3, alarming device 3 sends one and moves back a signal to motor 18, to make motor 18 start move back a direction in one, drive roller set 17 correspondence to rotate via gear train 19, exit a tool.
A tool is detached inserting port 51, and most elastic component 17b replys because of elastic force, and roller set 17 is set back, and the first microswitch 20 is in closed condition.
Referring to Fig. 7, is the penknife sectional view of one embodiment of the invention.The pen device 5 that enters in penknife more comprises the second microswitch 21 and inductor 22.Second microswitch 21 comprises an on & off switch 211, is positioned at the side of above-mentioned inserting port 51, and the second microswitch 21 connects alarming device 3.Inductor 22 is arranged at the side of the second microswitch 21, when inductor 22 moves by a fall out effect, touch switch key 211 sends rest signal to motor 18 to make the second microswitch 21, and to make motor 18 stop start, alarming device 3 then sends another alarm signal simultaneously.Inductor 22 can be a magnet or the device comprising magnet, when to enter into the metal of pen device 5 be magnetisable, inductor 22 brings out by magnetic force, and touch switch key 211 and connect the second microswitch 21 and send rest signal to motor 18, to make motor 18 stop start, alarming device 3 then sends another alarm signal simultaneously.
In addition, referring to the 8th figure, is the penknife sectional view of one embodiment of the invention.Inductor 22 can be a metal detector, and utilization detects metal and enters into pen device 5, and send rest signal and stop start to motor 18 to make motor 18, alarming device 3 then sends another alarm signal simultaneously.
From the above, be metal by the article detected in the embodiment of the present invention, such as can for having the ferrimagnet (Ferromagnetic/Ferromagnetism) of magnetisable phenomenon by the metal detected, wherein by the most preferred embodiment of article detected in the present invention with ironwork, but the present invention is not as limit, inductor 22 can also utilize the principle detecting metal of electromagnetic induction.Therefore, any suitable person of function transmitted as the start of above-mentioned inductor 22 or information, is all the category of the present invention for protection.
Above-described embodiment structural design, be that the foreign matter preventing non-cutter from cutting material enters into pen device 5, such as containing the metal object of iron and steel etc., no matter be that hand cuts or self-action penknife, these article may be damaged in time cutting, more severe patient also can cause the destruction of bite group 1, and therefore whole group of penknife submitted an expense account.Therefore the present invention is by the start of above-mentioned second microswitch 21 with inductor 22, produce rest signal and stop start to make motor 18, or directly producing rest signal by inductor 22 stops start to make motor 18.In addition, alarming device 3 can send another alarm signal to remind user simultaneously.Same, this another alarm signal can also sound, light or vibrating effect represent.
Above-described embodiment structural design, when metal object detaches inserting port 51, inductor 22 playbacks, and the on & off switch 211 of the second microswitch 21 also playbacks, and alarming device 3 stoppings send alarm signal.
Penknife of the present invention, can be applicable to manual turntable formula penknife, conventional knives cuts facility or automatic penknife, by the setting of inductive switch 2 with alarming device 3, after a tool has cut, the notice of sound, light and vibrating effect is provided, allows user can save labour and time, do not need the nib repeatedly confirming a tool whether to cut, and can avoid becoming idle running when cutting, reduce expending of a material.
Control device 3 and alarming device 4 are also arranged in pairs or groups and are used by the present invention, the function of school-ager, old man, illiteracy person and poor sight person speech explanation is provided, and there is the function of instant instruction, to replace paper description, not only reach and use upper convenience, and there is education meaning.
Comprehensively above-mentioned, penknife of the present invention, user's multiple warning function is provided, and the function of speech explanation, in addition, in automatic into and out of in the function of a tool and automatic cutting, the fool-proof design preventing tool Magnetic Materials from inserting inserting port 51 is increased, enhance the usability of penknife, and improve the efficiency of convenience and use.
Although technology contents of the present invention discloses as above with preferred embodiment; so itself and be not used to limit the present invention; any those skilled in the art; do not depart from of the present invention spirit do a little change and retouching; all should be covered by category of the present invention, therefore protection scope of the present invention is when being as the criterion depending on accompanying those as defined in claim.

Claims (12)

1. a penknife, comprises:
Group cut by one cutter, comprises:
One conduit; And
One blade, is positioned at the side of this conduit;
One inductive switch, is arranged in this conduit; And
One alarming device, is connected to this inductive switch, and this inductive switch is felt in the cutting end of a tool, and this inductive switch sends a perceptual signal to this alarming device, and this alarming device sends an alarm signal.
2. penknife as claimed in claim 1, wherein this inductive switch is positioned at the end of this conduit.
3. penknife as claimed in claim 1 or 2, wherein this alarming device comprises a display module.
4. penknife as claimed in claim 1 or 2, wherein this alarming device comprises a shock module.
5. penknife as claimed in claim 1 or 2, wherein this alarming device comprises a voice module.
6. penknife as claimed in claim 5, comprises a control device further, connects this alarming device, and wherein by this control device of operation, to make this alarming device send an enabling signal to this voice module, this voice module sends an explanation signal.
7. penknife as claimed in claim 1 or 2, comprises further:
One first conducting strip, connects this inductive switch by one first wire;
One second conducting strip, connects this inductive switch by one second wire;
One first brush, connects the outer rim of this first conducting strip;
One second brush, connects the outer rim of this second conducting strip;
The one first conduction collar, is axially perpendicular to this first conducting strip, this first conducting strip accommodating and this first brush, and this first brush contacts the inwall of this first conduction collar; And
The one second conduction collar, is axially perpendicular to this second conducting strip, this second conducting strip accommodating and this second brush, and this second brush contacts the inwall of this second conduction collar;
Wherein, this first conduction collar and second conducts electricity the outer wall of the collar, connects this alarming device respectively by most wire.
8. penknife as claimed in claim 1 or 2, comprises further:
One first conducting strip, connects this inductive switch by one first wire;
One second conducting strip, connects this inductive switch by one second wire;
One first brush, connects the below of this first conducting strip;
One second brush, connects the below of this second conducting strip;
One first conductive sheet, is arranged at the below of this first brush, contacts this first brush; And
One second conductive sheet, is arranged at the below of this second brush, contacts this second brush;
Wherein this first conductive sheet is connected this alarming device with the below of this second conductive sheet respectively by most wire.
9. penknife as claimed in claim 1 or 2, comprises further:
One enters pen device, comprises an inserting port, and this inserting port is communicated with this conduit;
One roller set, around the inner side being arranged at this inserting port, form a hole, this roller set comprises most elastic component;
One motor, connects this alarming device, and connects this roller set wherein roller by a gear train; And
One first microswitch, is positioned at the side of this roller, is connected to this alarming device;
Wherein this tool inserts this inserting port, this roller set is expanded, this roller is caused to touch this first microswitch, this first microswitch sends an activation signal to this alarming device, this alarming device sends one and enters a signal to this motor, to make this motor start enter a direction in one, roll via this roller set correspondence of this gear set drive.
10. penknife as claimed in claim 9, wherein this inductive switch presses by the nib of this tool, this inductive switch transmits settling signal to this alarming device, this alarming device sends one and moves back a signal to this motor, to make this motor start move back a direction in one, roll via this roller set correspondence of this gear set drive.
11. penknifes as claimed in claim 9, wherein this enters pen device and more comprises:
One second microswitch, comprises an on & off switch, is positioned at the side of this inserting port, connects this alarming device; And
One inductor, is arranged at the side of this second microswitch;
Wherein this inductor is by a fall out effect and move, and touching this on & off switch to make this second microswitch sends a rest signal to this motor, to make this motor stopping start, and this alarming device and send another alarm signal.
12. penknifes as claimed in claim 9, wherein this enters pen device and more comprises an inductor, be positioned at the side of this inserting port, connect this alarming device, wherein this inductor is by a fall out effect, send a rest signal to this motor, stop start, this alarming device and send another alarm signal to make this motor.
CN201410417900.6A 2014-08-22 2014-08-22 Pencil sharpener Pending CN105437839A (en)

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Application Number Priority Date Filing Date Title
CN201410417900.6A CN105437839A (en) 2014-08-22 2014-08-22 Pencil sharpener

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Application Number Priority Date Filing Date Title
CN201410417900.6A CN105437839A (en) 2014-08-22 2014-08-22 Pencil sharpener

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Publication Number Publication Date
CN105437839A true CN105437839A (en) 2016-03-30

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106183568A (en) * 2016-09-27 2016-12-07 泉州惠安泉创文化用品有限公司 A kind of pencil sharpener with warning function
CN107297974A (en) * 2017-06-13 2017-10-27 福州普洛机械制造有限公司 Double cut-out all-in-ones of fining away
CN108738792A (en) * 2018-05-18 2018-11-06 金华市时酷农业科技有限公司 A kind of device for grafting for gardening
CN108781829A (en) * 2018-05-17 2018-11-13 金华市时酷农业科技有限公司 Multifunction flower-tree device for grafting

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CN2156056Y (en) * 1992-09-24 1994-02-16 陈幸宗 Pencil sharpener with sound and light alarm effect
CN2472977Y (en) * 2001-03-28 2002-01-23 崔志荣 Pencil sharpener with alarm
CN101519015A (en) * 2008-02-25 2009-09-02 阿龙·阿布拉姆松 Pencil sharpener
US20100326568A1 (en) * 2009-06-29 2010-12-30 Elmer's Products, Inc. Sharpener with autostop feature
CN202806102U (en) * 2012-09-19 2013-03-20 华安立高文具制品(深圳)有限公司 Electric pencil sharpener
CN103754033A (en) * 2013-04-12 2014-04-30 吴俊宏 Pressing energy-storage pencil sharpener
CN203995360U (en) * 2014-08-22 2014-12-10 吴俊宏 Penknife

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CN2156056Y (en) * 1992-09-24 1994-02-16 陈幸宗 Pencil sharpener with sound and light alarm effect
CN2472977Y (en) * 2001-03-28 2002-01-23 崔志荣 Pencil sharpener with alarm
CN101519015A (en) * 2008-02-25 2009-09-02 阿龙·阿布拉姆松 Pencil sharpener
US20100326568A1 (en) * 2009-06-29 2010-12-30 Elmer's Products, Inc. Sharpener with autostop feature
CN202806102U (en) * 2012-09-19 2013-03-20 华安立高文具制品(深圳)有限公司 Electric pencil sharpener
CN103754033A (en) * 2013-04-12 2014-04-30 吴俊宏 Pressing energy-storage pencil sharpener
CN203995360U (en) * 2014-08-22 2014-12-10 吴俊宏 Penknife

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106183568A (en) * 2016-09-27 2016-12-07 泉州惠安泉创文化用品有限公司 A kind of pencil sharpener with warning function
CN107297974A (en) * 2017-06-13 2017-10-27 福州普洛机械制造有限公司 Double cut-out all-in-ones of fining away
CN108781829A (en) * 2018-05-17 2018-11-13 金华市时酷农业科技有限公司 Multifunction flower-tree device for grafting
CN108738792A (en) * 2018-05-18 2018-11-06 金华市时酷农业科技有限公司 A kind of device for grafting for gardening

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Application publication date: 20160330