CN213958328U - A adjustable display device for education - Google Patents
A adjustable display device for education Download PDFInfo
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- CN213958328U CN213958328U CN202022637033.0U CN202022637033U CN213958328U CN 213958328 U CN213958328 U CN 213958328U CN 202022637033 U CN202022637033 U CN 202022637033U CN 213958328 U CN213958328 U CN 213958328U
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Abstract
The utility model discloses an adjustable display device for education, which comprises a supporting base, a supporting tube, a rotating sleeve, a horizontal rotating component, a rotating seat and a display board; the supporting tube is vertically and fixedly connected to the supporting base; the supporting tube is hollow; the rotating sleeve is rotatably sleeved on the upper part of the supporting tube; the rotating surface of the rotating sleeve is a horizontal surface; the inner top wall of the rotating sleeve is positioned right above the top end of the supporting tube; the utility model provides an adjustable display device for education, regulation horizontal angle that can be very convenient to compromise the ascending student of equidirectional, make all students all can see the study content on the show board clearly, thereby promote the learning effect.
Description
Technical Field
The utility model belongs to the display device field, concretely relates to an adjustable display device for education.
Background
In various education and teaching activities, a teaching display device is often needed to be used for displaying courseware for students or writing on a blackboard, so that the students can learn and master knowledge better; however, the teaching display rack adopted at the present stage is simple in structure, can only be used for displaying and cannot adjust the display angle, students in different directions cannot be considered, and the students in certain directions cannot see the content on the display device, so that the learning effect is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an adjustable display device for education aims at solving current display device for education and can not adjust the show angle, influences the problem of learning effect.
The content of the utility model includes:
an adjustable display device for education comprises a supporting base, a supporting pipe, a rotating sleeve, a horizontal rotating assembly, a rotating seat and a display board;
the supporting tube is vertically and fixedly connected to the supporting base; the supporting tube is hollow; the rotating sleeve is rotatably sleeved on the upper part of the supporting tube; the rotating surface of the rotating sleeve is a horizontal surface; the inner top wall of the rotating sleeve is positioned right above the top end of the supporting tube;
the horizontal rotating assembly comprises a transmission rod, a transmission shaft, a coupler, a first bearing seat, a worm wheel, a worm and a first motor; the transmission rod is vertically and fixedly connected to the inner top wall of the rotating sleeve; the bottom end of the transmission rod is connected with the top end of the transmission shaft through a coupler; an inner groove space is formed inside the supporting base; the supporting tube is communicated with the inner groove space;
the first bearing seat is fixedly connected to the inner bottom of the inner groove space; the bottom end of the transmission shaft is rotatably connected to the first bearing seat through a bearing; the transmission shaft is vertically arranged; the transmission shaft and the transmission rod share a vertical central axis with the supporting tube; the worm wheel is coaxially and fixedly sleeved on the transmission shaft; the worm wheel is positioned in the inner groove space; the first motor is fixed in the inner groove space; the worm is coaxially and fixedly connected to an output shaft of the first motor; the worm wheel is meshed with the worm;
the rotating surface of the worm is a vertical surface, and the rotating surface of the worm wheel is a horizontal surface; the rotating surface of the transmission shaft and the rotating surface of the transmission rod are both horizontal planes;
the rotating seat is fixedly connected to the outer wall of the rotating sleeve; the display board is connected with the rotating seat; the first motor is used for driving the worm wheel to rotate, so that the transmission shaft is driven to rotate, the transmission rod is driven to rotate, the rotating sleeve is driven to rotate, the rotating base is driven to rotate, and the display board is driven to horizontally rotate.
Preferably, the rotating sleeve is rotatably sleeved on the upper part of the supporting tube through a first bearing and a second bearing; the inner rings of the first bearing and the second bearing are fixedly sleeved on the outer wall of the upper part of the supporting tube; and the outer rings of the first bearing and the second bearing are fixedly connected to the inner wall of the rotating sleeve.
Preferably, the first bearing and the second bearing are both tapered roller bearings.
Preferably, the rotating sleeve and the supporting tube share a vertical central axis.
Preferably, the device further comprises a connecting rod; the rotating seat is fixedly connected to the rotating sleeve through the connecting rod; the rotating seat is vertically arranged.
Preferably, the device further comprises a vertical rotating assembly; the vertical rotating assembly comprises a supporting column, a second bearing seat, a third bearing seat, a screw rod, a nut, a connecting rod and a driving element;
the supporting column is horizontally and fixedly connected to one side surface of the rotating seat, which is far away from the rotating sleeve; the display plate is hinged to one end, far away from the rotating seat, of the supporting column; the rotating surface of the display board is a vertical surface; the second bearing seat and the third bearing seat are fixedly connected to one side surface of the rotating seat, which is far away from the rotating sleeve; the second bearing seat is positioned above the third bearing seat; two ends of the screw rod are rotatably connected to the second bearing seat and the third bearing seat;
the screw rod is vertically arranged; the nut is matched and screwed on the screw rod; one end of the connecting rod is hinged to the outer wall of the nut; the other end of the connecting rod is hinged to one side surface, close to the rotating seat, of the display board; the rotating surface of the connecting rod is a vertical surface and is parallel to the rotating surface of the display board; the driving element is used for driving the screw rod to rotate.
Preferably, the drive element comprises a second motor, a first gear and a second gear; the second motor is fixedly connected to one side surface of the rotating seat, which is far away from the rotating sleeve; the first gear is coaxially and fixedly sleeved on the screw rod; the second gear is coaxially and fixedly connected to an output shaft of the second motor; the first gear is engaged with the second gear.
Preferably, the first gear and the second gear are both helical gears; and the diameter of the first gear is larger than that of the second gear.
Preferably, the horizontal rotation assembly further comprises a third bearing; the outer wall of the transmission shaft is fixedly embedded in the inner ring of the third bearing; the outer ring of the third bearing is fixedly embedded in the inner wall of the supporting tube; the third bearing is proximate the coupling.
Preferably, the device further comprises a control component; the control assembly comprises a first switch and a second switch; the first switch is used for controlling the starting, stopping and rotating direction of the first motor; the second switch is used for controlling the starting, stopping and rotating direction of the second motor.
The utility model has the advantages that:
the utility model provides an adjustable display device for education, regulation horizontal angle that can be very convenient to compromise the ascending student of equidirectional, make all students all can see the study content on the show board clearly, thereby promote the learning effect.
The specific working principle is as follows: when the horizontal angle of the display device needs to be adjusted, the first motor is started to drive the worm to rotate, so that the worm wheel is driven to rotate, the transmission shaft is driven to rotate, the transmission rod is driven to rotate, the rotating sleeve is driven to rotate, the rotating seat is driven to rotate, the display board is driven to rotate, and the horizontal angle of the display board is adjusted; because of the transmission mode of worm gear, possess the auto-lock ability, can be so that the show board is fixed in the horizontal position after the rotation regulation.
Description of the drawings:
fig. 1 is a schematic structural view of an embodiment of an adjustable display device for education according to the present invention;
fig. 2 is an enlarged partial sectional view of the structure at a in fig. 1.
In the figure, 110-supporting base, 120-supporting tube, 130-rotating sleeve, 140-driving rod, 150-coupling, 160-third bearing, 170-driving shaft, 180-first bearing, 190-second bearing, 210-first bearing seat, 220-worm wheel, 230-worm, 240-first motor, 250-internal groove space, 260-connecting rod, 270-rotating seat, 280-second bearing seat, 290-third bearing seat, 310-supporting column, 320-screw rod, 330-nut, 340-first gear, 350-second motor, 360-display board, 370-connecting rod.
Detailed Description
The utility model provides an adjustable display device for education.
Referring to fig. 1-2, in an embodiment of an adjustable display device for education (hereinafter, referred to as a display device), the display device includes a supporting base 110, a supporting tube 120, a rotating sleeve 130, a horizontal rotating assembly, a rotating base 270 and a display plate 360.
The support tube 120 is vertically and fixedly connected to the support base 110; the support tube 120 is hollow inside; the rotating sleeve 130 is rotatably sleeved on the upper portion of the supporting tube 120; the rotation plane of the rotating sleeve 130 is a horizontal plane; the inner top wall of the rotating sleeve 130 is located directly above the top end of the support tube 120.
The horizontal rotation assembly includes a transmission rod 140, a transmission shaft 170, a coupling 150, a first bearing housing 210, a worm wheel 220, a worm 230 and a first motor 240; the transmission rod 140 is vertically and fixedly connected to the inner top wall of the rotating sleeve 130; the bottom end of the transmission rod 140 is connected with the top end of the transmission shaft 170 through a coupler 150; an inner groove space 250 is formed inside the support base 110; the support pipe 120 communicates with the inner tank space 250.
The first bearing housing 210 is fixedly coupled to the inner bottom of the inner tank space 250; the bottom end of the transmission shaft 170 is rotatably connected to the first bearing seat 210 through a bearing; the transmission shaft 170 is vertically arranged; the transmission shaft 170 and the transmission rod 140 share a vertical central axis with the support tube 120; the worm gear 220 is coaxially and fixedly sleeved on the transmission shaft 170; the worm gear 220 is located within the inner groove space 250; the first motor 240 is fixed in the inner tank space 250; the worm 230 is coaxially and fixedly connected to an output shaft of the first motor 240; the worm wheel 220 is engaged with the worm 230.
The rotation plane of the worm 230 is a vertical plane, and the rotation plane of the worm wheel 220 is a horizontal plane; the rotational plane of the drive shaft 170 and the rotational plane of the drive link 140 are both horizontal.
The rotating base 270 is fixedly connected to the outer wall of the rotating sleeve 130; the display board 360 is connected to the rotating base 270; the first motor 240 is used to drive the worm gear 220 to rotate, thereby driving the transmission shaft 170 to rotate, thereby driving the transmission rod 140 to rotate, thereby driving the rotating sleeve 130 to rotate, thereby driving the rotating base 270 to rotate, thereby driving the display board 360 to horizontally rotate.
The utility model provides an adjustable display device for education, regulation horizontal angle that can be very convenient to compromise the ascending student of equidirectional, make all students homoenergetic see the study content on the show board 360 clearly, thereby promote the learning effect.
The specific working principle is as follows: when the horizontal angle of the display device needs to be adjusted, the first motor 240 is started to drive the worm 230 to rotate, so that the worm wheel 220 is driven to rotate, the transmission shaft 170 is driven to rotate, the transmission rod 140 is driven to rotate, the rotating sleeve 130 is driven to rotate, the rotating seat 270 is driven to rotate, the display board 360 is driven to rotate, and the horizontal angle of the display board 360 is adjusted; because of the worm gear's transmission mode, possess the auto-lock ability, can be so that show board 360 is fixed in the horizontal position after the rotation regulation.
In addition, the rotating sleeve 130 is rotatably sleeved on the upper portion of the supporting tube 120 through the first bearing 180 and the second bearing 190; inner rings of the first bearing 180 and the second bearing 190 are fixedly sleeved on the outer wall of the upper part of the support tube 120; the outer races of the first and second bearings 180 and 190 are fixedly coupled to the inner wall of the rotating sleeve 130. The first bearing 180 and the second bearing 190 are both tapered roller bearings. The rotating sleeve 130 shares a vertical central axis with the support tube 120. Through the technical scheme, the structure of the display device is perfected.
Meanwhile, the display device also comprises a connecting rod 260; the rotary base 270 is fixedly connected to the rotary sleeve 130 through the connecting rod 260; the rotary base 270 is vertically disposed. The number of the connection rods 260 is 2; the 2 connecting rods 260 are all horizontally arranged; thus, the structure of the display device is perfected.
In addition, the display device also comprises a vertical rotating component; the vertical rotation assembly includes a support post 310, a second bearing housing 280, a third bearing housing 290, a lead screw 320, a nut 330, a link 370, and a drive element.
The supporting column 310 is horizontally and fixedly connected to one side surface of the rotating base 270 away from the rotating sleeve 130; the display board 360 is hinged to one end of the supporting column 310 far away from the rotating base 270; the rotating surface of the display board 360 is a vertical surface; the second bearing seat 280 and the third bearing seat 290 are fixedly connected to a side of the rotating seat 270 away from the rotating sleeve 130; second bearing housing 280 is positioned above third bearing housing 290; the lead screw 320 is rotatably connected at both ends to the second bearing housing 280 and the third bearing housing 290.
The screw rod 320 is vertically arranged; the nut 330 is screwed on the screw rod 320 in a matching way; one end of the link 370 is hinged to the outer wall of the nut 330; the other end of the connecting rod 370 is hinged to one side surface of the display board 360 close to the rotating seat 270; the rotating surface of the connecting rod 370 is a vertical surface, and the rotating surface of the connecting rod 370 is parallel to the rotating surface of the display board 360; the driving element is used for driving the screw 320 to rotate.
Through the technical scheme, the angle adjustment of the vertical direction can be carried out on the display board 360, so that the angle adjustable range of the display board 360 of the display device is further enhanced. Angle modulation is carried out to vertical direction, can satisfy not co-altitude student's the demand of watching to guarantee the learning effect.
Meanwhile, the above-mentioned driving elements include a second motor 350, a first gear 340 and a second gear (not shown); the second motor 350 is fixedly connected to a side surface of the rotating base 270 away from the rotating sleeve 130; the first gear 340 is coaxially and fixedly sleeved on the screw rod 320; the second gear is coaxially and fixedly connected to an output shaft of the second motor 350; the first gear 340 is engaged with the second gear. This completes the structure of the above-described drive element. The first gear 340 and the second gear are both helical gears; and the diameter of the first gear 340 is larger than the diameter of the second gear. So as to realize speed reduction and torque increase.
In addition, the horizontal rotation assembly further includes a third bearing 160; the outer wall of the transmission shaft 170 is fixedly embedded in the inner ring of the third bearing 160; the outer ring of the third bearing 160 is fixedly embedded in the inner wall of the supporting tube 120; the third bearing 160 is adjacent to the coupling 150. By providing the third rotating shaft, the rotation of the transmission shaft 170 is more stable.
Meanwhile, the display device also comprises a control component (not shown); the control assembly comprises a first switch and a second switch; the first switch is used for controlling the start, stop and rotation direction of the first motor 240; the second switch is used to control the start, stop and rotation direction of the second motor 350. So that the user can operate the display device conveniently.
Claims (10)
1. An adjustable display device for education is characterized by comprising a supporting base, a supporting pipe, a rotating sleeve, a horizontal rotating assembly, a rotating seat and a display board;
the supporting tube is vertically and fixedly connected to the supporting base; the supporting tube is hollow; the rotating sleeve is rotatably sleeved on the upper part of the supporting tube; the rotating surface of the rotating sleeve is a horizontal surface; the inner top wall of the rotating sleeve is positioned right above the top end of the supporting tube;
the horizontal rotating assembly comprises a transmission rod, a transmission shaft, a coupler, a first bearing seat, a worm wheel, a worm and a first motor; the transmission rod is vertically and fixedly connected to the inner top wall of the rotating sleeve; the bottom end of the transmission rod is connected with the top end of the transmission shaft through a coupler; an inner groove space is formed inside the supporting base; the supporting tube is communicated with the inner groove space;
the first bearing seat is fixedly connected to the inner bottom of the inner groove space; the bottom end of the transmission shaft is rotatably connected to the first bearing seat through a bearing; the transmission shaft is vertically arranged; the transmission shaft and the transmission rod share a vertical central axis with the supporting tube; the worm wheel is coaxially and fixedly sleeved on the transmission shaft; the worm wheel is positioned in the inner groove space; the first motor is fixed in the inner groove space; the worm is coaxially and fixedly connected to an output shaft of the first motor; the worm wheel is meshed with the worm;
the rotating surface of the worm is a vertical surface, and the rotating surface of the worm wheel is a horizontal surface; the rotating surface of the transmission shaft and the rotating surface of the transmission rod are both horizontal planes;
the rotating seat is fixedly connected to the outer wall of the rotating sleeve; the display board is connected with the rotating seat; the first motor is used for driving the worm wheel to rotate, so that the transmission shaft is driven to rotate, the transmission rod is driven to rotate, the rotating sleeve is driven to rotate, the rotating base is driven to rotate, and the display board is driven to horizontally rotate.
2. The adjustable display device for education as claimed in claim 1 wherein the rotating sleeve is rotatably sleeved on the upper portion of the supporting tube by a first bearing and a second bearing; the inner rings of the first bearing and the second bearing are fixedly sleeved on the outer wall of the upper part of the supporting tube; and the outer rings of the first bearing and the second bearing are fixedly connected to the inner wall of the rotating sleeve.
3. An adjustable display device for education as claimed in claim 2 wherein the first and second bearings are tapered roller bearings.
4. An adjustable display device for education as claimed in claim 1 wherein the rotating sleeve shares a common vertical central axis with the support tube.
5. An adjustable display device for education as claimed in claim 1 further including a connecting rod; the rotating seat is fixedly connected to the rotating sleeve through the connecting rod; the rotating seat is vertically arranged.
6. An adjustable display device for education as claimed in claim 1 further including a vertical rotation assembly; the vertical rotating assembly comprises a supporting column, a second bearing seat, a third bearing seat, a screw rod, a nut, a connecting rod and a driving element;
the supporting column is horizontally and fixedly connected to one side surface of the rotating seat, which is far away from the rotating sleeve; the display plate is hinged to one end, far away from the rotating seat, of the supporting column; the rotating surface of the display board is a vertical surface; the second bearing seat and the third bearing seat are fixedly connected to one side surface of the rotating seat, which is far away from the rotating sleeve; the second bearing seat is positioned above the third bearing seat; two ends of the screw rod are rotatably connected to the second bearing seat and the third bearing seat;
the screw rod is vertically arranged; the nut is matched and screwed on the screw rod; one end of the connecting rod is hinged to the outer wall of the nut; the other end of the connecting rod is hinged to one side surface, close to the rotating seat, of the display board; the rotating surface of the connecting rod is a vertical surface and is parallel to the rotating surface of the display board; the driving element is used for driving the screw rod to rotate.
7. An adjustable display device for education as claimed in claim 6 wherein the drive element includes a second motor, a first gear and a second gear; the second motor is fixedly connected to one side surface of the rotating seat, which is far away from the rotating sleeve; the first gear is coaxially and fixedly sleeved on the screw rod; the second gear is coaxially and fixedly connected to an output shaft of the second motor; the first gear is engaged with the second gear.
8. An adjustable display for education as claimed in claim 7 wherein the first and second gears are helical gears; and the diameter of the first gear is larger than that of the second gear.
9. An adjustable display device for education as claimed in claim 1 wherein the horizontal rotation assembly further includes a third bearing; the outer wall of the transmission shaft is fixedly embedded in the inner ring of the third bearing; the outer ring of the third bearing is fixedly embedded in the inner wall of the supporting tube; the third bearing is proximate the coupling.
10. An adjustable display device for education as claimed in claim 7 further including a control assembly; the control assembly comprises a first switch and a second switch; the first switch is used for controlling the starting, stopping and rotating direction of the first motor; the second switch is used for controlling the starting, stopping and rotating direction of the second motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022637033.0U CN213958328U (en) | 2020-11-13 | 2020-11-13 | A adjustable display device for education |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022637033.0U CN213958328U (en) | 2020-11-13 | 2020-11-13 | A adjustable display device for education |
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| CN213958328U true CN213958328U (en) | 2021-08-13 |
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| CN202022637033.0U Active CN213958328U (en) | 2020-11-13 | 2020-11-13 | A adjustable display device for education |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112270867A (en) * | 2020-11-13 | 2021-01-26 | 启迪集群创新研究院(青岛)有限公司 | A adjustable display device for education |
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- 2020-11-13 CN CN202022637033.0U patent/CN213958328U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112270867A (en) * | 2020-11-13 | 2021-01-26 | 启迪集群创新研究院(青岛)有限公司 | A adjustable display device for education |
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