CN206097211U - Teaching attendance device - Google Patents
Teaching attendance device Download PDFInfo
- Publication number
- CN206097211U CN206097211U CN201621102394.2U CN201621102394U CN206097211U CN 206097211 U CN206097211 U CN 206097211U CN 201621102394 U CN201621102394 U CN 201621102394U CN 206097211 U CN206097211 U CN 206097211U
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- main frame
- hinge holes
- qianmen
- back door
- classroom
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Abstract
The utility model relates to an attendance technical field especially relates to a teaching attendance device, and the left surface that adopts right flank and the youzhu frame of left main frame forms vomitorium's mode, places the device at classroom men chu, makes vomitorium just to in the middle of the door of classroom, adjusts left sub -frame and right sub -frame position, makes the student can only follow vomitorium business turn over classroom, adopt the preceding upper portion of youzhu frame and the mode that fingerprint time clock device was all installed on back upper portion, realize that the student passes in and out the classroom and needs the fingerprint to check card, guaranteed the attendance authenticity, check card the back back door when student walks out the classroom and open on fingerprint time clock device, the student arrives at between qianmen and the back door regional back, and the back door is closed, and open at the qianmen, and the student accomplishes and walks out the classroom process, and the action process of device was opposite when walking out the classroom when student got into the classroom, and this device had both avoided the idler to infiltrate the classroom, had avoided the student thoughtlessly to go out the classroom again under the circumstances of not checking card, and was efficient, with low costs, and it is convenient to safeguard.
Description
Technical field
The utility model is related to Work attendance device technical field, more particularly to a kind of teaching Work attendance device.
Background technology
Be frequently necessary to be listened to the teacher situation for investigating student by work attendance in teaching, traditional mode be called the roll by teacher or
Registered using paper list, efficiency is very low, data statistics is difficult, and it cannot be guaranteed that the authenticity of checking-in result；Compare now
Advanced work attendance mode is mainly that brush student card is registered, fingerprint is checked card and registered and the install sensor on desk chair, these three
Mode efficiency is all higher, and affects little to classroom discipline, and data statistics is convenient, but each has weak point again；Brush is learned
Raw card is registered and cannot be avoided the situation of other people generation brushes；Although fingerprint is checked card is avoided that other people replace situation about checking card, for
Student leaves the situation in classroom and is unable to real embodiment after having signed；The mode of install sensor ensure that and examine on desk chair
Diligent number is consistent with number of actually listening to the teacher, but is required to install sensor under each desk seat, and each is also needed to if necessary
Fingerprint reading card device is installed, quantities is big, and high cost is difficult in maintenance, is not suitable in school's large-scale promotion at desk seat.
Utility model content
Technical problem to be solved in the utility model, is for above-mentioned technical deficiency, there is provided one kind teaching
Work attendance device, left secondary framework is connected with using the left surface of left main frame by two groups of extrusomes, and the right flank of right main frame leads to
Cross the mode that two groups of extrusomes are connected with right sub-frame, realize left main frame and left secondary framework apart from adjustable, right main frame with
Right sub-frame is apart from adjustable；Formed by the way of Vomitory using the right flank of left main frame and the left surface of right main frame, will
Device is placed on classroom Men Chu, makes in the middle of the positive opposite house of Vomitory, and Qianmen is located at outside classroom, and back door is located inside classroom, root
According to classroom door width adjustment left secondary framework and right sub-frame position, make the other positions in addition to Vomitory be blocked, realize learning
Life can only pass in and out classroom from Vomitory；Using right main frame front upper and below top is mounted on fingerprint reading card device
Mode, realizes that student's turnover classroom is required for fingerprint to check card, and efficiency high does not affect classroom discipline, and ensure that work attendance is true
Property；One row human body proximity sensor is separately installed with using the right flank front portion of left main frame, middle part and rear portion, right main frame is left
Side Corner Strapped is provided with axle bed, and two anterior axle beds are provided with Qianmen, and two axle beds at rear portion install the side having a back door connection
Formula, first checks card when student walks out classroom on fingerprint reading card device, and back door is opened after checking card, and student arrives at Qianmen by Vomitory
The region and back door between, the human body proximity sensor that now the right flank front and rear of left main frame is installed can't detect letter
Number, the human body proximity sensor that the right flank middle part of left main frame is installed can detect signal, and back door is closed, and Qianmen is opened, and learns
Life completes to walk out classroom process, student into device during classroom course of action and when walking out classroom conversely, Qianmen and back door it
Between region be only capable of holding a student, realize and once can only have a people by Vomitory, both avoided idler and infiltrated
Classroom, turn avoid student and classroom is mixed out in the case where not checking card；Each classroom of this device only needs to a set of, low cost, dimension
Shield is convenient, is adapted to promote.
To solve above-mentioned technical problem, the technical scheme that the utility model is adopted is：Including left main frame, left main frame
Right side be disposed with right main frame；The left surface of the right flank of left main frame and right main frame forms Vomitory；Left main frame
Left surface be connected with left secondary framework by two groups of extrusomes, two groups of extrusomes respectively positioned at the front portion of left main frame left surface and
Rear portion；The right flank of right main frame is connected with right sub-frame by two groups of extrusomes, and two groups of extrusomes are located at respectively right main frame
The front and rear of right flank；Extrusome is equidistantly spaced from constituting by multiple telescope support vertical directions, and vertical direction is adjacent
Two telescope support fore-and-aft directions interlock certain distance arrangement；The bottom of left main frame, left secondary framework, right main frame and right sub-frame
Face front and rear is mounted on self-locking universal wheel；Left main frame top surface middle part is provided with A wireless modules, the right side of left main frame
In front portion, middle part and rear portion are separately installed with a row human body proximity sensor, and human body proximity sensor connects with A wireless modules circuit
Connect；Right main frame top surface middle part is provided with B wireless modules, and right main frame top surface front portion is provided with groove, and inside grooves are provided with control
Device processed；The forward position in left surface bottom of right main frame is provided with A stepper motors, and the motor shaft of A stepper motors is towards front；It is right
Rearward position is provided with B stepper motors for the left surface bottom of main frame, and the motor shaft of B stepper motors is towards rear；Right main frame
Front upper and below top is mounted on fingerprint reading card device；B wireless modules, A stepper motors, B stepper motors and fingerprint are beaten
Card device is connected with controller circuitry；Right main frame left surface Corner Strapped is provided with axle bed, and axle bed side is provided with through hole；It is anterior
Two axle beds Qianmen is installed, two axle beds at rear portion are installed and had a back door connection.
Further optimize the technical program, described telescope support includes A connecting rods, cross link and connecting seat, A connecting rods
Two ends and centre are equipped with A hinge holes, and four A connecting rods are hinged diamondwise housing by the A hinge holes at two ends；Cross link two ends
B hinge holes are equipped with centre, two cross links are hinged by the B hinge holes of middle part, and the B at cross link two ends is hinged
A hinge holes in the middle of hole and A connecting rods are hinged；Connecting seat has been respectively articulated with two of rhombus housing are diagonal.
Further optimize the technical program, described connecting seat includes base plate, and plate top surface is arranged with two connecting plates,
Connecting plate side is provided with C hinge holes, and the A hinge holes on C hinge holes are diagonal with rhombus housing two are hinged；Telescope support passes through base plate
It is fixedly connected with left main frame, left secondary framework, right main frame and right sub-frame.
Further optimize the technical program, described Qianmen includes A lower links, A upper connecting rods and the longitudinally connected bars of A, connects under A
The right-hand member at the bar back side is provided with Qianmen drive shaft, and the A lower links back side on the left of the drive shaft of Qianmen is equidistantly provided with five D hinge holes；A
Upper connecting rod is located at the surface of A lower links, and the back side right-hand member of A upper connecting rods is provided with Qianmen driven shaft, on the A on the left of the driven shaft of Qianmen
The connecting rod back side is equidistantly provided with five E hinge holes；The longitudinally connected bar two ends of A are provided with F hinge holes, and the longitudinally connected bars of A are hinged by F
Hole, D hinge holes and E hinge holes connect A lower links and A upper connecting rods；Qianmen drive shaft and Qianmen driven shaft are by bearing and axle
Through hole on seat rotates connection；Qianmen drive shaft axial length more driven than Qianmen, the rear end of Qianmen driven shaft is installed with A belt wheels；A
B belt wheels are installed with Qianmen drive shaft immediately below belt wheel, B belt wheels are connected with A belt wheels by A belts；Qianmen drive shaft
Rear end be connected by shaft coupling with the motor shaft of A stepper motors.
Further optimize the technical program, described back door includes B lower links, B upper connecting rods and the longitudinally connected bars of B, connects under B
Right-hand member before bar is provided with back door drive shaft, and five G hinge holes are equidistantly provided with before the B lower links on the left of the drive shaft of back door；B
Upper connecting rod is located at the surface of B lower links, and right-hand member is provided with back door driven shaft before B upper connecting rods, on the B on the left of the driven shaft of back door
Five H hinge holes are equidistantly provided with before connecting rod；The longitudinally connected bar two ends of B are provided with I hinge holes, and the longitudinally connected bars of B are hinged by I
Hole, G hinge holes and H hinge holes connect B lower links and B upper connecting rods；Back door drive shaft and back door driven shaft are by bearing and axle
Through hole on seat rotates connection；Back door drive shaft axial length more driven than back door, the front end of back door driven shaft is installed with C belt wheels；C
D belt wheels are installed with back door drive shaft immediately below belt wheel, D belt wheels are connected with C belt wheels by B belts；Back door drive shaft
Rear end be connected by shaft coupling with the motor shaft of B stepper motors.
Compared with prior art, the utility model has advantages below：
1st, left secondary framework is connected with by two groups of extrusomes using the left surface of left main frame, the right flank of right main frame leads to
Cross the mode that two groups of extrusomes are connected with right sub-frame, realize left main frame and left secondary framework apart from adjustable, right main frame with
Right sub-frame enables devices to adapt to the door of different in width apart from adjustable；
2nd, formed by the way of Vomitory using the right flank of left main frame and the left surface of right main frame, device is placed
In classroom Men Chu, make in the middle of the positive opposite house of Vomitory, Qianmen is located at outside classroom, back door is located inside classroom, according to classroom door
Width adjustment left secondary framework and right sub-frame position, make the other positions in addition to Vomitory be blocked, and realize that student can only be from
Vomitory passes in and out classroom；
3rd, using right main frame front upper and below top is mounted on by the way of fingerprint reading card device, realize that student enters
Going out classroom is required for fingerprint to check card, efficiency high, does not affect classroom discipline, and ensure that work attendance authenticity；
4th, a row human body proximity sensor is separately installed with using the right flank front portion of left main frame, middle part and rear portion, it is right
Main frame left surface Corner Strapped is provided with axle bed, and two anterior axle beds are provided with Qianmen, and two axle beds at rear portion are provided with
The mode at back door, first checks card when student walks out classroom on fingerprint reading card device, and back door is opened after checking card, and student passes through Vomitory
Region between Qianmen and back door is arrived at, the human body proximity sensor detection that now the right flank front and rear of left main frame is installed
Less than signal, the human body proximity sensor that the right flank middle part of left main frame is installed can detect signal, and back door is closed, and Qianmen is beaten
Open, student completes to walk out classroom process, student into device during classroom course of action and when walking out classroom conversely, Qianmen and after
Region is only capable of holding a student between door, realizes and once can only have a people by Vomitory, has both avoided idler
Classroom is infiltrated, student is turn avoid and classroom is mixed out in the case where not checking card；
5th, A belt wheels are installed with using the rear end of Qianmen driven shaft, fixed peace in the Qianmen drive shaft immediately below A belt wheels
Equipped with B belt wheels, B belt wheels are connected with A belt wheels by A belts, and the power for making A stepper motors passes to A lower links and A upper connecting rods；
The front end of back door driven shaft is installed with C belt wheels, and D belt wheels, D bands are installed with the back door drive shaft immediately below C belt wheels
Wheel is connected with C belt wheels by B belts, and the power for making B stepper motors passes to B lower links and B upper connecting rods；Qianmen and back door stress
Performance is more preferable, stable drive；
6th, each classroom of this device only needs to a set of, low cost, easy to maintenance, is adapted to promote.
Description of the drawings
Fig. 1 is a kind of one of stereogram of teaching Work attendance device.
Fig. 2 is the two of a kind of stereogram of teaching Work attendance device.
Fig. 3 is a kind of top view of teaching Work attendance device.
Fig. 4 is a kind of front view of teaching Work attendance device.
Fig. 5 is a kind of right main frame top surface partial view of teaching Work attendance device.
Fig. 6 is a kind of axle bed front view of teaching Work attendance device.
Fig. 7 is a kind of telescope support front view of teaching Work attendance device.
Fig. 8 is a kind of connecting seat stereogram of teaching Work attendance device.
Fig. 9 is a kind of front door structure figure of teaching Work attendance device.
Figure 10 is a kind of back door structure figure of teaching Work attendance device.
In figure：1st, left main frame；2nd, right main frame；3rd, Vomitory；4th, extrusome；5th, left secondary framework；6th, right sub-frame；
7th, telescope support；8th, self-locking universal wheel；9th, A wireless modules；10th, human body proximity sensor；11st, B wireless modules；12nd, groove；
13rd, controller；14th, A stepper motors；15th, B stepper motors；16th, fingerprint reading card device；17th, axle bed；18th, through hole；19th, Qianmen；20、
Back door；21st, A connecting rods；22nd, cross link；23rd, connecting seat；24th, A hinge holes；25th, B hinge holes；26th, B belts；27th, base plate；
28th, connecting plate；29th, C hinge holes；30th, A lower links；31st, A upper connecting rods；32nd, the longitudinally connected bars of A；33rd, Qianmen drive shaft；34、D
Hinge hole；35th, Qianmen driven shaft；36th, E hinge holes；37th, F hinge holes；38th, A belt wheels；39th, B belt wheels；40th, A belts；41st, under B
Connecting rod；42nd, B upper connecting rods；43rd, the longitudinally connected bars of B；44th, back door drive shaft；45th, G hinge holes；46th, back door driven shaft；47th, H hinges
Connect hole；48th, I hinge holes；49th, C belt wheels；50th, D belt wheels.
Specific embodiment
To make the purpose of this utility model, technical scheme and advantage of greater clarity, with reference to specific embodiment
And referring to the drawings, the utility model is further described.It should be understood that these descriptions are simply exemplary, and do not really want
Limit scope of the present utility model.Additionally, in the following description, the description to known features and technology is eliminated, to avoid not
Necessarily obscure concept of the present utility model.
Specific embodiment：With reference to shown in Fig. 1-10, one kind teaching Work attendance device, including left main frame 1, left main frame 1
Right side be disposed with right main frame 2；The left surface of the right flank of left main frame 1 and right main frame 2 forms Vomitory 3；Left master
The left surface of framework 1 is connected with left secondary framework 5 by two groups of extrusomes 4, and two groups of extrusomes 4 are located at respectively the left side of left main frame 1
The front and rear in face；The right flank of right main frame 2 is connected with right sub-frame 6, two groups of 4 points of extrusomes by two groups of extrusomes 4
Not Wei Yu the right flank of right main frame 2 front and rear；Extrusome 4 is equidistantly spaced from group by the vertical direction of multiple telescope supports 7
Interlock certain distance arrangement into, two adjacent fore-and-aft directions of telescope support 7 of vertical direction；Left main frame 1, left secondary framework 5, the right side
The bottom surface front and rear of main frame 2 and right sub-frame 6 is mounted on self-locking universal wheel 8；The top surface of left main frame 1 middle part is provided with
A wireless modules 9, the right flank of left main frame 1 is anterior, middle part and rear portion are separately installed with a row human body proximity sensor 10, people
Body proximity transducer 10 is connected with the circuit of A wireless modules 9；The top surface of right main frame 2 middle part is provided with B wireless modules 11, right main frame
The top surface front portion of frame 2 is provided with groove 12, and controller 13 is provided with inside groove 12；The forward position in left surface bottom of right main frame 2
A stepper motors 14 are installed, the motor shaft of A stepper motors 14 is towards front；Rearward position is pacified for the left surface bottom of right main frame 2
Equipped with B stepper motors 15, the motor shaft of B stepper motors 15 is towards rear；The front upper of right main frame 2 and below top is pacified
Equipped with fingerprint reading card device 16；B wireless modules 11, A stepper motors 14, B stepper motors 15 and fingerprint reading card device 16 are and controller
13 circuits connect；The left surface Corner Strapped of right main frame 2 is provided with axle bed 17, and the side of axle bed 17 is provided with through hole 18；Anterior two
Individual axle bed 17 is provided with Qianmen 19, and two axle beds 17 at rear portion are installed and have a back door connection 20；Telescope support 7 includes A connecting rods 21, intersects company
Bar 22 and connecting seat 23, the two ends and centre of A connecting rods 21 are equipped with A hinge holes 24, and four A connecting rods 21 are hinged by the A at two ends
Hole 24 is hinged diamondwise housing；The two ends of cross link 22 and centre are equipped with B hinge holes 25, and two cross links 22 are by centre
The B hinge holes 25 at position are hinged, and B hinge holes 25 and the A hinge holes 24 in the middle of A connecting rods 21 at the two ends of cross link 22 are hinged；Water chestnut
Connecting seat 23 has been respectively articulated with two of shape housing are diagonal；Connecting seat 23 includes base plate 27, and the top surface of base plate 27 is arranged with two
Individual connecting plate 28, the side of connecting plate 28 is provided with C hinge holes 29, and the A hinge holes 24 on C hinge holes 29 are diagonal with rhombus housing two cut with scissors
Connect；Telescope support 7 is fixedly connected by base plate 27 with left main frame 1, left secondary framework 5, right main frame 2 and right sub-frame 6；Qianmen
19 include the longitudinally connected bar 32 of A lower links 30, A upper connecting rods 31 and A, and the right-hand member at the back side of A lower links 30 is provided with Qianmen drive shaft 33,
The back side of A lower links 30 in the left side of Qianmen drive shaft 33 is equidistantly provided with five D hinge holes 34；A upper connecting rods 31 are located at A lower links 30
Surface, the back side right-hand member of A upper connecting rods 31 is provided with Qianmen driven shaft 35, the back side of A upper connecting rods 31 in the left side of Qianmen driven shaft 35
Equidistantly it is provided with five E hinge holes 36；The longitudinally connected two ends of bar 32 of A are provided with F hinge holes 37, and the longitudinally connected bars 32 of A are hinged by F
Hole 37, D hinge holes 34 and E hinge holes 36 connect A lower links 30 and A upper connecting rods 31；Qianmen drive shaft 33 and Qianmen driven shaft
35 are connected by bearing with the rotation of through hole 18 on axle bed 17；Qianmen drive shaft 33 is longer than Qianmen driven shaft 35, Qianmen driven shaft
35 rear end is installed with A belt wheels 38；B belt wheels 39, B bands are installed with Qianmen drive shaft 33 immediately below A belt wheels 38
Wheel 39 is connected with A belt wheels 38 by A belts 40；The rear end of Qianmen drive shaft 33 passes through shaft coupling with the motor shaft of A stepper motors 14
Device connects；Back door 20 includes the longitudinally connected bar 43 of B lower links 41, B upper connecting rods 42 and B, after the right-hand member before B lower links 41 is provided with
Door drive shaft 44, the B lower links 41 in the left side of back door drive shaft 44 are above equidistantly provided with five G hinge holes 45；B upper connecting rods 42
Right-hand member is provided with back door driven shaft 46 before the surface of B lower links 41, B upper connecting rods 42, on the B in the left side of back door driven shaft 46
Connecting rod 42 is above equidistantly provided with five H hinge holes 47；The longitudinally connected two ends of bar 43 of B are provided with I hinge holes 48, the longitudinally connected bars of B
43 are connected B lower links 41 and B upper connecting rods 42 by I hinge holes 48, G hinge holes 45 and H hinge holes 47；The He of back door drive shaft 44
Back door driven shaft 46 is rotated with the through hole 18 on axle bed 17 by bearing and is connected；Back door drive shaft 44 is longer than back door driven shaft 46,
The front end of back door driven shaft 46 is installed with C belt wheels 49；D is installed with back door drive shaft 44 immediately below C belt wheels 49
Belt wheel 50, D belt wheels 50 are connected with C belt wheels 49 by B belts 26；The rear end of back door drive shaft 44 and the motor of B stepper motors 15
Axle is connected by shaft coupling.
The utility model in the specific implementation, places the device in classroom Men Chu, makes Vomitory 3 just in the door of classroom
Between, Qianmen 19 is located at outside classroom, and back door 20 is located inside classroom, according to classroom door width adjustment left secondary framework 5 and right secondary frame
The position of frame 6, makes except the outer other positions of Vomitory 3 are blocked, and makes student to pass in and out classroom from Vomitory 3；Respectively
Left main frame 1 and right main frame 2 switch on power, because the top surface of left main frame 1 middle part is provided with A wireless modules 9, left main frame 1
Right flank is anterior, middle part and rear portion are separately installed with a row human body proximity sensor 10, human body proximity sensor 10 is wireless with A
The circuit of module 9 connects, and the top surface of right main frame 2 middle part is provided with B wireless modules 11, and the top surface front portion of right main frame 2 is provided with groove 12,
Controller 13 is installed, the forward position in left surface bottom of right main frame 2 is provided with A stepper motors 14, right master inside groove 12
Rearward position is provided with B stepper motors 15 for the left surface bottom of framework 2, the front upper of right main frame 2 and below top is pacified
Equipped with fingerprint reading card device 16, B wireless modules 11, A stepper motors 14, B stepper motors 15 and fingerprint reading card device 16 are and controller
13 circuits connect, so the signal of human body proximity sensor 10 can pass to control by A wireless modules 9 and B wireless modules 11
Device 13 is processed, and the control A of controller 13 stepper motors 14 and B stepper motors 15 drive Qianmen 19 and the action of back door 20；Student walks out
First check card on fingerprint reading card device 16 during classroom, back door 20 is opened after checking card, student arrives at Qianmen 19 with after by Vomitory 3
Region between door 20, the human body proximity sensor 10 that now the right flank front and rear of left main frame 1 is installed can't detect letter
Number, the human body proximity sensor 10 that the right flank middle part of left main frame 1 is installed can detect signal, and back door 20 is closed, Qianmen 19
Open, student completes to walk out classroom process, student into device during classroom course of action with when walking out classroom conversely, Qianmen 19
Region is only capable of holding a student and back door 20 between, realizes and once can only have a people by Vomitory 3, has both avoided the spare time
Miscellaneous personnel infiltrate classroom, turn avoid student and classroom is mixed out in the case where not checking card.
It should be appreciated that above-mentioned specific embodiment of the present utility model is used only for exemplary illustration or explains this reality
With new principle, and do not constitute to restriction of the present utility model.Therefore, without departing from spirit and scope of the present utility model
In the case of any modification, equivalent substitution and improvements done etc., should be included within protection domain of the present utility model.Additionally,
The utility model claims are intended to fall into scope and border or this scope and border
Whole in equivalents changes and modifications example.
Claims (5)
1. a kind of teaching Work attendance device, it is characterised in that：Including left main frame (1), on the right side of left main frame (1) right master is disposed with
Framework (2)；The right flank of left main frame (1) and the left surface of right main frame (2) form Vomitory (3)；Left main frame (1)
Left surface is connected with left secondary framework (5) by two groups of extrusomes (4), and two groups of extrusomes (4) are located at respectively left main frame (1) left side
The front and rear in face；The right flank of right main frame (2) is connected with right sub-frame (6) by two groups of extrusomes (4), and two groups are stretched
Body (4) is respectively positioned at the front and rear of right main frame (2) right flank；Extrusome (4) is by multiple telescope supports (7) vertical direction
Be equidistantly spaced from composition, two adjacent telescope support (7) fore-and-aft directions of vertical direction interlock certain distance arrangement；Left main frame
(1), the bottom surface front and rear of left secondary framework (5), right main frame (2) and right sub-frame (6) is mounted on self-locking universal wheel
(8)；Left main frame (1) top surface middle part is provided with A wireless modules (9), and the right flank of left main frame (1) is anterior, middle part and rear portion
A row human body proximity sensor (10) is separately installed with, human body proximity sensor (10) is connected with A wireless modules (9) circuit；It is right
Main frame (2) top surface middle part is provided with B wireless modules (11), and right main frame (2) top surface front portion is provided with groove (12), groove (12)
Inside is provided with controller (13)；The forward position in left surface bottom of right main frame (2) is provided with A stepper motors (14), A steppings
The motor shaft of motor (14) is towards front；Rearward position is provided with B stepper motors (15), B for the left surface bottom of right main frame (2)
The motor shaft of stepper motor (15) is towards rear；The front upper of right main frame (2) and below top are mounted on fingerprint and check card
Device (16)；B wireless modules (11), A stepper motors (14), B stepper motors (15) and fingerprint reading card device (16) are and controller
(13) circuit connection；Right main frame (2) left surface Corner Strapped is provided with axle bed (17), and axle bed (17) side is provided with through hole
(18)；Two anterior axle beds (17) are provided with Qianmen (19), and two axle beds (17) at rear portion are installed and had a back door connection (20).
2. a kind of teaching Work attendance device according to claim 1, it is characterised in that：Telescope support (7) is including A connecting rods
(21), cross link (22) and connecting seat (23), the two ends and centre of A connecting rods (21) are equipped with A hinge holes (24), and four A connect
Bar (21) is hinged diamondwise housing by the A hinge holes (24) at two ends；Cross link (22) two ends and centre are equipped with B hinge holes
(25), two cross links (22) are hinged by the B hinge holes (25) of middle part, the B hinge holes at cross link (22) two ends
(25) it is hinged with the A hinge holes (24) in the middle of A connecting rods (21)；Connecting seat has been respectively articulated with two of rhombus housing are diagonal
(23)。
3. a kind of teaching Work attendance device according to claim 1 and 2, it is characterised in that：Connecting seat (23) is including base plate
(27), base plate (27) top surface is arranged with two connecting plates (28), and connecting plate (28) side is provided with C hinge holes (29), C hinge holes
(29) the A hinge holes (24) on diagonal with rhombus housing two are hinged；Telescope support (7) by base plate (27) and left main frame (1),
Left secondary framework (5), right main frame (2) are fixedly connected with right sub-frame (6).
4. a kind of teaching Work attendance device according to claim 1, it is characterised in that：Qianmen (19) including A lower links (30),
A upper connecting rods (31) and the longitudinally connected bars of A (32), the right-hand member at A lower links (30) back side is provided with Qianmen drive shaft (33), and Qianmen drives
A lower links (30) back side on the left of axle (33) is equidistantly provided with five D hinge holes (34)；A upper connecting rods (31) are positioned at A lower links
(30) surface, the back side right-hand member of A upper connecting rods (31) is provided with Qianmen driven shaft (35), on the A on the left of Qianmen driven shaft (35)
Connecting rod (31) back side is equidistantly provided with five E hinge holes (36)；A longitudinally connected bar (32) two ends are provided with F hinge holes (37), and A is indulged
To connecting rod (32) by F hinge holes (37), D hinge holes (34) and E hinge holes (36) by A lower links (30) and A upper connecting rods
(31) connect；Qianmen drive shaft (33) and Qianmen driven shaft (35) are rotated by the through hole (18) on bearing and axle bed (17) and connected
Connect；Qianmen drive shaft (33) is longer than Qianmen driven shaft (35), and the rear end of Qianmen driven shaft (35) is installed with A belt wheels (38)；A
B belt wheels (39) are installed with Qianmen drive shaft (33) immediately below belt wheel (38), B belt wheels (39) are with A belt wheels (38) by A
Belt (40) connects；The rear end of Qianmen drive shaft (33) is connected with the motor shaft of A stepper motors (14) by shaft coupling.
5. a kind of teaching Work attendance device according to claim 1, it is characterised in that：Back door (20) including B lower links (41),
B upper connecting rods (42) and the longitudinally connected bars of B (43), the right-hand member before B lower links (41) is provided with back door drive shaft (44), and back door drives
B lower links (41) on the left of axle (44) are above equidistantly provided with five G hinge holes (45)；B upper connecting rods (42) are positioned at B lower links
(41) surface, right-hand member is provided with back door driven shaft (46) before B upper connecting rods (42), on the B on the left of back door driven shaft (46)
Connecting rod (42) is above equidistantly provided with five H hinge holes (47)；B longitudinally connected bar (43) two ends are provided with I hinge holes (48), and B is indulged
To connecting rod (43) by I hinge holes (48), G hinge holes (45) and H hinge holes (47) by B lower links (41) and B upper connecting rods
(42) connect；Back door drive shaft (44) and back door driven shaft (46) are rotated by the through hole (18) on bearing and axle bed (17) and connected
Connect；Back door drive shaft (44) is longer than back door driven shaft (46), and the front end of back door driven shaft (46) is installed with C belt wheels (49)；C
D belt wheels (50) are installed with back door drive shaft (44) immediately below belt wheel (49), D belt wheels (50) are with C belt wheels (49) by B
Belt (26) connects；The rear end of back door drive shaft (44) is connected with the motor shaft of B stepper motors (15) by shaft coupling.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621102394.2U CN206097211U (en) | 2016-09-30 | 2016-09-30 | Teaching attendance device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621102394.2U CN206097211U (en) | 2016-09-30 | 2016-09-30 | Teaching attendance device |
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| CN206097211U true CN206097211U (en) | 2017-04-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117218740A (en) * | 2023-09-07 | 2023-12-12 | 武汉纳思系统技术有限公司 | Attendance management system and method for intelligent building site |
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2016
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117218740A (en) * | 2023-09-07 | 2023-12-12 | 武汉纳思系统技术有限公司 | Attendance management system and method for intelligent building site |
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