CN209657277U - It is switched fast the handwriting pad and input unit of mode of operation - Google Patents

It is switched fast the handwriting pad and input unit of mode of operation Download PDF

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Publication number
CN209657277U
CN209657277U CN201920783791.8U CN201920783791U CN209657277U CN 209657277 U CN209657277 U CN 209657277U CN 201920783791 U CN201920783791 U CN 201920783791U CN 209657277 U CN209657277 U CN 209657277U
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China
Prior art keywords
handwriting pad
mode
writing
unit
shell
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Active
Application number
CN201920783791.8U
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Chinese (zh)
Inventor
刘鑫
罗辉
黄启挺
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Chengdu Energy Polytron Technologies Inc
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Chengdu Energy Polytron Technologies Inc
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Priority to CN201920783791.8U priority Critical patent/CN209657277U/en
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Abstract

The utility model relates to teaching equipment fields, the utility model aims to solve the problem that the method for the mode of operation of existing switching computer problem not fast enough, it is proposed a kind of handwriting pad and input unit for being switched fast mode of operation, it is switched fast the handwriting pad of mode of operation, it include: switch unit, control unit and communication unit, the switch unit includes the switching key for being set to handwriting pad shell, switch unit is connect with control unit, the communication unit is established for control unit and computer and is communicated to connect, the switching key is set in the positive upper left corner area of handwriting pad shell.The utility model is in such a way that physical button cooperates ergonomic designs, switching key is set to the upper left corner area of the shell of handwriting pad, when the left handheld board of teacher, switching key can be triggered by left hand thumb to switch over computer operation state, it is simple and quick, the speed to the switching of computer operation state is improved, walking type teaching scene is suitable for.

Description

It is switched fast the handwriting pad and input unit of mode of operation
Technical field
The utility model relates to teaching equipment field, a kind of handwriting pad and input unit are related in particular to.
Background technique
The computer of general teaching can all be equipped with external handwriting pad, when the mode of operation of computer is in writing on the blackboard state When, computer can construct corresponding lines according to the motion track of the touch point on the Touch Zone of handwriting pad, and teacher can be at this time The content of courses is carried out in electronic writing on blackboard, such as mark key content, writing writing on the blackboard and addition on computers by handwriting pad Hold etc.;When the mode of operation of computer is in mouse state, handwriting pad is equivalent to the touch panel of laptop at this time, meter Calculation machine shows that the mouse pointer on screen is moved accordingly according to the motion track of the touch point on the Touch Zone of handwriting pad, User can control computer by handwriting pad accordingly.During field research, it usually needs by computer Mode of operation is toggled in mouse state and writing on the blackboard state.
In the prior art, the mode of operation of switching computer generallys use following methods: in software interface corresponding position point Icon is hit, or switching of the shortcut command realization to computer operation state is inputted by keyboard;But these modes exist It is cumbersome when switching, need to expend the more time, when especially switching frequent, teacher's teaching is not fast enough and efficient.
Utility model content
The utility model aims to solve the problem that the method for the mode of operation of existing switching computer problem not fast enough, proposes A kind of handwriting pad and input unit being switched fast mode of operation.
The utility model solves technical solution used by above-mentioned technical problem: being switched fast the hand-written of mode of operation Plate, comprising: switch unit, control unit and communication unit, the switch unit include be set to the switching of handwriting pad shell by Key, switch unit are connect with control unit, and the communication unit is established for control unit and computer and communicated to connect, described to cut It changes key to be set in the positive upper left corner area of handwriting pad shell, the upper left corner area is the left side in handwriting pad rectangular touch area The extended line of line segment between frame midpoint and left frame midpoint, handwriting pad rectangular touch area left frame extended line and handwriting pad The outer rim of shell is formed by upper left corner area, alternatively, the upper left corner area is the upper side frame in handwriting pad rectangular touch area The outer rim of extended line, left frame extended line and handwriting pad shell is formed by upper left corner area.
Further, to press convenient for user to the blind of switching key, the switching key is equipped with the blind spot outwardly protruded.
Further, to realize that user recalls electronic writing on blackboard by handwriting pad, the handwriting pad further includes that list is called in writing on the blackboard Member, the writing on the blackboard call unit are connect with control unit, and writing on the blackboard call unit includes the writing on the blackboard calling for being set to handwriting pad shell Key.
Further, key is called quickly to trigger writing on the blackboard convenient for user, the calling key is set to handwriting pad shell In positive upper right comer region.
Key is called to be further convenient for user quickly to trigger writing on the blackboard, the handwriting pad includes rectangular touch area, special Sign is that the upper right comer region is upper side frame extended line, left frame extended line and the handwriting pad shell in handwriting pad rectangular touch area The outer rim of body is formed by upper right comer region.
Further, walking type teaching is carried out to realize that user holds handwriting pad, the communication unit is that wireless communication is single Member.
Based on the above-mentioned technical proposal, the utility model also proposes a kind of input unit for being switched fast mode of operation, described Device includes above-mentioned handwriting pad.
The beneficial effects of the utility model are: the handwriting pad described in the utility model for being switched fast mode of operation, in hand A switching key is arranged in the upper left corner area for writing the shell of plate, and user triggers the switching key can operation shape to computer State switches over, and as shown in FIG. 1, FIG. 1 is users to the conventional grip position schematic diagram of handwriting pad, due in teaching process, according to Hand-held habit, most of teacher is all made of the left handheld board of grip position shown in FIG. 1, the right hand holds the mode of pen and carries out the book of electronic writing on blackboard It writes or the control to computer, and usually requires teacher's single-hand handling & plate in teaching and carry out walking type teaching, pass through physics Key cooperates the mode of ergonomic designs, and switching key is set to the upper left corner area of the shell of handwriting pad, and teacher is left When handheld board, switching key can be triggered by left hand thumb and computer operation state is switched over, it is easy to operate Fast, the speed to the switching of computer operation state is improved.
Detailed description of the invention
Fig. 1 is the conventional grip position schematic diagram described in the utility model to handwriting pad;
Fig. 2 is the circuit theory schematic diagram that the handwriting pad of mode of operation is switched fast described in the utility model embodiment;
Fig. 3 is the first structural schematic diagram that the handwriting pad of mode of operation is switched fast described in the utility model embodiment;
Fig. 4 is second of structural schematic diagram that the handwriting pad of mode of operation is switched fast described in the utility model embodiment;
Fig. 5 is the third structural schematic diagram that the handwriting pad of mode of operation is switched fast described in the utility model embodiment.
Description of symbols:
1- handwriting pad shell;2- rectangular touch area;The outer rim of 3- handwriting pad shell;The left frame in a- rectangular touch area; The lower frame in b- rectangular touch area;The left frame in c- rectangular touch area;The upper side frame in d- rectangular touch area;X- rectangular touch area The extended line of line segment between left frame midpoint and left frame midpoint;The left frame extended line in y- rectangular touch area;Z- rectangular touch The left frame extended line in area;The upper side frame extended line in w- rectangular touch area.
Specific embodiment
The embodiments of the present invention is described in detail below in conjunction with attached drawing.
The handwriting pad described in the utility model for being switched fast mode of operation, comprising: switch unit, control unit and communication Unit, the switch unit include the switching key for being set to handwriting pad shell, and switch unit is connect with control unit, described logical Believe that unit is established for control unit and computer to communicate to connect, the switching key is set to the positive upper left of handwriting pad shell In angular zone, the upper left corner area is that line segment prolongs between the left frame midpoint and left frame midpoint in handwriting pad rectangular touch area Long line, the extended line of left frame in handwriting pad rectangular touch area and the outer rim of handwriting pad shell are formed by upper left corner area, Alternatively, the upper left corner area is upper side frame extended line, left frame extended line and the handwriting pad shell in handwriting pad rectangular touch area Outer rim be formed by upper left corner area.
After user triggers the switching key on handwriting pad shell, high level signal is exported after the power on circuitry of switch unit, After control unit obtains the high level signal, the register of corresponding position is become into high level and is converted into corresponding switching letter Number, then switching signal is sent to the computer that communication connection is established with control unit, computer will after receiving switching signal Switching signal is sent to running driver, which is converted to system message by driver, at the same time, meter Software such as electronic writing on blackboard in calculation machine carries out real-time monitoring to system message, when receiving the corresponding system message of switching signal Afterwards, the mode of operation of electronic writing on blackboard software just switches over, specifically, if the current operation status of electronic writing on blackboard is in mouse State then switches to writing on the blackboard state, if being currently at writing on the blackboard state, switches to mouse state, realizes that singly-bound grasps computer Make the cyclic switching of state.
Embodiment
The handwriting pad of mode of operation is switched fast described in the utility model embodiment, as shown in Figure 2, comprising: switching is single Member, control unit and communication unit, the switch unit include the switching key for being set to handwriting pad shell 1, switch unit with Control unit connection, the communication unit are established for control unit and computer and are communicated to connect, and the switching key is set to In the positive upper left corner area of handwriting pad shell 1, the upper left corner area is the midpoint left frame a in handwriting pad rectangular touch area 2 Between the midpoint left frame c the extended line x of line segment, handwriting pad rectangular touch area 2 left frame a extended line y and handwriting pad shell The outer rim 3 of body 1 is formed by upper left corner area, alternatively, the upper left corner area is the upper side frame in handwriting pad rectangular touch area 2 The outer rim 3 of d extended line w, left frame a extended line y and handwriting pad shell 1 is formed by upper left corner area.
Wherein, switch unit can be the switching circuit that high level signal is triggered by switching key, and control unit can be with It is single-chip microcontroller, microprocessor controller, central processing unit or other control units with processing and calculation function, switch unit Output end and the signal input part of control unit connect, control unit and computer establish communication connection by communication unit, Communication unit can be wireless 2.4G unit, bluetooth unit, WiFi unit or other communication units with data-transformation facility Member, for the ease of the teaching of teacher's walking type, communication unit is preferably wireless communication unit.
The specific location of switching key is illustrated with the handwriting pad for including rectangular touch area below, wherein packet The outer rim for including the handwriting pad in rectangular touch area can be rectangle, round rectangle, circle or other shapes.
As shown in figure 3, can be the midpoint left frame a and the right side in handwriting pad rectangular touch area 2 in above-mentioned upper left corner area The extended line x of line segment between the midpoint frame c, handwriting pad rectangular touch area 2 left frame a extended line y and handwriting pad shell 1 Outer rim 3 is formed by upper left corner area, i.e. shadow region in Fig. 3, holding plate grip position due to the routine of user is by the big thumb of left hand Refer to and be placed in the upper left corner area of handwriting pad, therefore in user's teaching process, when left hand single-hand handling & plate passes through left hand thumb It can trigger switching key, and then realize the switching to computer operation state, it is simple and quick, it improves to computer operation The speed of state switching.
As shown in figure 4, above-mentioned upper left corner area can also be handwriting pad rectangular touch area 2 upper side frame d extended line w, The outer rim 3 of left frame a extended line y and handwriting pad shell 1 is formed by upper left corner area, i.e. shadow region in Fig. 4 will be cut It changes key and is set to the shadow region, when can hold handwriting pad to avoid user hand, false triggering to switching key
Optionally, the switching key is equipped with the blind spot outwardly protruded, and user is without checking the position of switching key just Can be blind by triggering switching key, further improve the speed to the switching of computer operation state.
Optionally, as shown in Fig. 2, the handwriting pad for being switched fast mode of operation described in the utility model embodiment further includes Writing on the blackboard call unit, the writing on the blackboard call unit are connect with control unit, and writing on the blackboard call unit includes being set to handwriting pad shell 1 Writing on the blackboard call key.
Wherein, the output end of writing on the blackboard call unit and another signal input part of control unit connect, and writing on the blackboard is called single Member can export high level signal under the action of key is called in writing on the blackboard, and control unit receives the height of writing on the blackboard call unit triggering After level signal, the register of corresponding position is become into high level and is converted into corresponding writing on the blackboard call signal, computer receives Running driver is sent it to after to writing on the blackboard call signal, which is converted to system by driver Message, at the same time, the software of computer such as electronic writing on blackboard carry out real-time monitoring to system message, call letter when receiving writing on the blackboard After number corresponding system message, the writing interface of electronic writing on blackboard is popped up, user can use in the writing for writing interface and carrying out writing on the blackboard Family triggers the writing on the blackboard and calls key that can quickly recall the writing interface of electronic writing on blackboard in a computer, such as recalls small blank, The writing of electronic writing on blackboard is carried out convenient for user.
Optionally, the writing on the blackboard calls key to be set in the positive upper right comer region of handwriting pad shell 1, due to user's It is left handheld board that routine, which holds plate grip position, and the right hand holds pen, and writing on the blackboard calling key is set to the positive upper right angular region of handwriting pad shell 1 In domain, writing on the blackboard is triggered by the right hand convenient for user and calls key, while reduced and being set to the feelings that left side is easy to happen false triggering Condition further improves the speed of electronic writing on blackboard writing interface and calling.
Optionally, as shown in figure 5, the upper side frame d that the writing on the blackboard calls key to be set to handwriting pad rectangular touch area 2 extends The outer rim 3 of line w, left frame c extended line z and handwriting pad shell 1 is formed by upper right comer region, i.e. the shade on the right in Fig. 5 Writing on the blackboard calling key is set to the shadow region by region, and when can hold handwriting pad to avoid user hand, false triggering to writing on the blackboard is called Key, meanwhile, writing on the blackboard, which is called, may also set up the blind spot outwardly protruded on key, user is not necessarily to check the position that key is called in writing on the blackboard Blind key can be called by triggering writing on the blackboard, further improve the speed of writing on the blackboard calling.
Based on the above-mentioned technical proposal, the utility model also proposes a kind of input unit for being switched fast mode of operation, described Device includes above-mentioned handwriting pad.
Since above-mentioned handwriting pad can be improved the switch speed to computer operation state, including above-mentioned handwriting pad Input unit equally can be improved the switch speed to computer operation state.
It should be noted that provided by the utility model is only a kind of the specific of the handwriting pad for being switched fast mode of operation Structure, the correlation module being directed to are hardware system module or for computer software programs or agreement in the prior art The functional module combined with hardware, computer software programs or agreement involved by the functional module are ability in itself Technology well known to field technique personnel is not the improvements of this system, and details are not described herein again;This system is improved to each module Between interaction relationship or connection relationship, as the whole construction of system is improved, is wanted with solving this system The relevant art problem of solution.

Claims (7)

1. being switched fast the handwriting pad of mode of operation, comprising: switch unit, control unit and communication unit, the switch unit Switching key including being set to handwriting pad shell, switch unit are connect with control unit, and the communication unit is for controlling list Member is established with computer and is communicated to connect, which is characterized in that the switching key is set to the positive upper left angular region of handwriting pad shell In domain, the upper left corner area is the extension of line segment between the left frame midpoint and left frame midpoint in handwriting pad rectangular touch area Line, the extended line of left frame in handwriting pad rectangular touch area and the outer rim of handwriting pad shell are formed by upper left corner area, or Person, the upper left corner area are the upper side frame extended line, left frame extended line and handwriting pad shell in handwriting pad rectangular touch area Outer rim is formed by upper left corner area.
2. being switched fast the handwriting pad of mode of operation as described in claim 1, which is characterized in that the switching key is equipped with The blind spot outwardly protruded.
3. such as the described in any item handwriting pads for being switched fast mode of operation of claim 1 to 2, which is characterized in that described hand-written Plate further includes writing on the blackboard call unit, and the writing on the blackboard call unit is connect with control unit, and writing on the blackboard call unit includes being set to hand Key is called in the writing on the blackboard for writing plate shell.
4. being switched fast the handwriting pad of mode of operation as claimed in claim 3, which is characterized in that the calling key is set to In the positive upper right comer region of handwriting pad shell.
5. being switched fast the handwriting pad of mode of operation as claimed in claim 3, the handwriting pad includes rectangular touch area, special Sign is that the upper right comer region is upper side frame extended line, left frame extended line and the handwriting pad shell in handwriting pad rectangular touch area The outer rim of body is formed by upper right comer region.
6. being switched fast the handwriting pad of mode of operation as described in claim 1, which is characterized in that the communication unit is wireless Communication unit.
7. being switched fast the input unit of mode of operation, which is characterized in that including hand such as claimed in any one of claims 1 to 6 Write plate.
CN201920783791.8U 2019-05-28 2019-05-28 It is switched fast the handwriting pad and input unit of mode of operation Active CN209657277U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920783791.8U CN209657277U (en) 2019-05-28 2019-05-28 It is switched fast the handwriting pad and input unit of mode of operation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920783791.8U CN209657277U (en) 2019-05-28 2019-05-28 It is switched fast the handwriting pad and input unit of mode of operation

Publications (1)

Publication Number Publication Date
CN209657277U true CN209657277U (en) 2019-11-19

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920783791.8U Active CN209657277U (en) 2019-05-28 2019-05-28 It is switched fast the handwriting pad and input unit of mode of operation

Country Status (1)

Country Link
CN (1) CN209657277U (en)

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