CN213018577U

CN213018577U - Projector for Chinese remote teaching

Info

Publication number: CN213018577U
Application number: CN202020953215.6U
Authority: CN
Inventors: 李林
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-30
Filing date: 2020-05-30
Publication date: 2021-04-20
Anticipated expiration: 2030-05-30

Abstract

The utility model belongs to the technical field of projection tools, in particular to a projector for Chinese remote teaching, which comprises a base, wherein the top of the base is fixedly connected with a first electric hydraulic push rod; the utility model discloses, through setting up the motor, the starter motor, it is rotatory to make first pivot drive positive thread post and reverse thread post, make two sliders at the spout internalization, make a screw thread section of thick bamboo move about, make coupling assembling support the activity shell, make the second pivot rotate, can adjust the inclination of activity shell, conveniently debug, through setting up bolt and fixed plate, the rotation bolt, make two fixed plates be close to each other or keep away from, conveniently fix and dismantle the projector body, can dismantle the projector, place the projector in storing the cabinet, protect the projector body, avoid damaging, the life of projector has been ensured, through setting up first electronic hydraulic push rod, the convenience is adjusted the height of projector body, more convenience.

Description

Projector for Chinese remote teaching

Technical Field

The utility model belongs to the technical field of the projecting tool, concretely relates to be used for chinese remote teaching projecting apparatus.

Background

With the continuous development of computer industry, various computer technologies are applied to various industries, especially education industry, multimedia remote teaching is widely popularized, the limitation of traditional remote teaching is overcome, and a new teaching mode utilizing technologies such as communication, network, multimedia and computer equipment is formed. The remote teaching not only breaks through the traditional space-time limitation, but also can fully utilize high-quality education resources, and furthest develops the education efficacy, so the remote teaching device is an important education means in the future at present, and the interactive teaching of the projector is used for replacing the blackboard writing teaching process in the remote teaching at present, but most of the existing projector devices are inconvenient to adjust and are placed outside in an exposed mode, so that the projector is easy to damage and fall ash, and the service life of the projector is influenced.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a be used for chinese remote teaching projecting apparatus has convenient regulation characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: a projector for Chinese remote teaching comprises a base, wherein a first electric hydraulic push rod is fixedly connected to the top of the base, a shell is fixedly connected to the top of the first electric hydraulic push rod, a fixing shell is fixedly connected to the side surface of the shell, a motor is fixedly connected in the fixing shell, a first rotating shaft is fixedly connected to an output shaft of the motor, a round hole is formed in the side surface of the shell, a bearing is fixedly connected in the round hole, the first rotating shaft penetrates through the bearing, a positive thread column is fixedly connected to the other end of the first rotating shaft, a first rotating shaft is fixedly connected to the other end of the positive thread column, a reverse thread column is fixedly connected to the other end of the first rotating shaft, a first rotating shaft is fixedly connected to the other end of the reverse thread column, the bearing is sleeved on the other end of the first rotating shaft, and the bearing is fixedly connected to the inner, the surface of the positive thread column and the surface of the negative thread column are both in threaded connection with thread cylinders, the surfaces of the two thread cylinders are both fixedly connected with sliders, the bottom of the inner wall of the shell is provided with a chute, the two sliders are both movably connected in the chute, the surface of the thread cylinder is fixedly connected with a connecting assembly, the top end of the connecting assembly is fixedly connected with a movable shell, two side surfaces of the shell are both fixedly connected with second rotating shafts, one end of each second rotating shaft is sleeved with a bearing, the two bearings are fixedly connected on the inner wall of the shell, the opposite inner walls of the movable shell are both provided with threaded holes, the two threaded holes are both in threaded connection with bolts, the opposite ends of the two bolts are both fixedly connected with third rotating shafts, the opposite ends of the third rotating shafts are both sleeved with bearings, and the opposite surfaces of the two, the projector comprises two fixing plates, wherein the two fixing plates are fixedly connected with the base through a universal wheel, the opposite surfaces of the two fixing plates are lapped with the same projector body, the bottom of the base is provided with a groove, the inner wall of the groove is fixedly connected with a second electric hydraulic push rod, and the bottom end of the second electric hydraulic push rod is fixedly connected with the universal wheel.

Preferably, coupling assembling includes first connecting block, first connecting block has the second connecting block through round pin axle swing joint, the side fixedly connected with connecting rod of second connecting block, the other end fixedly connected with third connecting block of connecting rod, the third connecting block has the fourth connecting block through round pin axle swing joint, first connecting block fixed connection is on a thread cylinder, fourth connecting block fixed connection is on the movable shell.

Preferably, the top of base is provided with stores the cabinet, the side of storing the cabinet has the cabinet door through hinge swing joint, the surface of cabinet door is provided with the handle.

Preferably, the top of the base is provided with a box body, a storage battery pack is arranged in the box body, and a control switch is arranged on the side face of the shell.

Preferably, two all be provided with first rubber pad on the opposite face of fixed plate, the bottom of base is provided with the second rubber pad.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses, through setting up the motor, start the motor, make the first pivot drive the positive thread post and the reverse thread post is rotatory, make two sliders move in the spout, make the screw thread section of thick bamboo move about, make the coupling assembling support the movable shell, make the second pivot rotate, can adjust the inclination of movable shell, conveniently debug, improve the practicality, through setting up bolt and fixed plate, rotate the bolt, make two fixed plates mutually close to or keep away from, conveniently fix and dismantle the projector body, when not using, can dismantle the projector, place the projector in the storage cabinet, protect the projector body, avoid damaging, guarantee the life of projector, through setting up the first electro-hydraulic push rod, conveniently adjust the height of projector body, it is more convenient, through setting up second electro-hydraulic push rod, recess and universal wheel, the device is conveniently moved, and after the movement is completed, the universal wheels are retracted into the grooves, so that the base is in contact with the ground, and the device is more stable when being stopped.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a front view section of the present invention;

fig. 2 is a schematic structural view of the connection assembly of the present invention;

fig. 3 is a schematic perspective view of the storage cabinet of the present invention;

in the figure: 1. a base; 2. a first electro-hydraulic ram; 3. a housing; 4. a stationary case; 5. a motor; 6. a first rotating shaft; 7. a positive threaded post; 8. a reverse-threaded post; 9. a threaded barrel; 10. a slider; 11. a chute; 12. a connecting assembly; 121. a first connection block; 122. a second connecting block; 123. a connecting rod; 124. a third connecting block; 125. a fourth connecting block; 13. a movable shell; 14. a second rotating shaft; 15. a threaded hole; 16. a bolt; 17. a third rotating shaft; 18. a fixing plate; 19. a first rubber pad; 20. a projector body; 21. a groove; 22. a second electro-hydraulic push rod; 23. a universal wheel; 24. a second rubber pad; 25. a storage cabinet; 26. a cabinet door; 27. a handle; 28. a box body; 29. a battery pack; 30. and controlling the switch.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: a projector for Chinese remote teaching comprises a base 1, wherein a first electric hydraulic push rod 2 is fixedly connected to the top of the base 1, a shell 3 is fixedly connected to the top of the first electric hydraulic push rod 2, a fixed shell 4 is fixedly connected to the side surface of the shell 3, a motor 5 is fixedly connected in the fixed shell 4, a first rotating shaft 6 is fixedly connected to an output shaft of the motor 5, a round hole is formed in the side surface of the shell 3, a bearing is fixedly connected in the round hole, the first rotating shaft 6 is arranged in the bearing in a penetrating mode, a positive thread column 7 is fixedly connected to the other end of the first rotating shaft 6, a first rotating shaft 6 is fixedly connected to the other end of the positive thread column 7, a reverse thread column 8 is fixedly connected to the other end of the first rotating shaft 6, a first rotating shaft 6 is fixedly connected to the other end of the reverse thread column 8, and a bearing is sleeved on the other end of, and the bearing is fixedly connected on the inner wall of the shell 3, the surfaces of the positive thread column 7 and the negative thread column 8 are both in threaded connection with a thread cylinder 9, the surfaces of the two thread cylinders 9 are both fixedly connected with a slide block 10, the bottom of the inner wall of the shell 3 is provided with a slide groove 11, the two slide blocks 10 are both movably connected in the slide groove 11, the surface of the thread cylinder 9 is fixedly connected with a connecting assembly 12, the top end of the connecting assembly 12 is fixedly connected with a movable shell 13, the two side surfaces of the shell 3 are both fixedly connected with second rotating shafts 14, one ends of the two second rotating shafts 14 are both sleeved with bearings, the two bearings are fixedly connected on the inner wall of the shell 3, and the motor 5 is started by arranging the motor 5, so that the first rotating shaft 6 drives the positive thread column 7 and the negative thread column 8 to rotate, the two slide blocks 10 move in the slide groove, the connecting component 12 is used for supporting the movable shell 13, the second rotating shaft 14 is rotated, the inclination angle of the movable shell 13 can be adjusted, debugging is convenient, and practicability is improved, threaded holes 15 are formed in the opposite inner walls of the movable shell 13, bolts 16 are in threaded connection in the two threaded holes 15, the opposite ends of the two bolts 16 are fixedly connected with a third rotating shaft 17, bearings are sleeved on the opposite ends of the third rotating shaft 17, fixing plates 18 are fixedly connected on the opposite surfaces of the two bearings, the same projector body 20 is lapped on the opposite surfaces of the two fixing plates 18, the bolts 16 are rotated through the arrangement of the bolts 16 and the fixing plates 18, so that the two fixing plates 18 are close to or far away from each other, the projector body 20 is conveniently fixed and detached, when the projector is not used, the projector can be detached and is placed in the storage cabinet 25, protect projecting apparatus body 20, avoid damaging, ensured the life of projecting apparatus, base 1's bottom is seted up flutedly 21, the electronic hydraulic rod 22 of fixedly connected with second on the inner wall of recess 21, the bottom fixedly connected with universal wheel 23 of the electronic hydraulic rod 22 of second, through setting up first electronic hydraulic rod 2, conveniently highly adjusting projecting apparatus body 20, more convenient, through setting up the electronic hydraulic rod 22 of second, recess 21 and universal wheel 23, conveniently remove the device, when removing the completion back, withdraw the recess 21 with universal wheel 23 in, make base 1 and ground contact, make the device more stable when parking.

Specifically, coupling assembling 12 includes first connecting block 121, first connecting block 121 has second connecting block 122 through round pin axle swing joint, the side fixedly connected with connecting rod 123 of second connecting block 122, the other end fixedly connected with third connecting block 124 of connecting rod 123, third connecting block 124 has fourth connecting block 125 through round pin axle swing joint, first connecting block 121 fixed connection is on threaded cylinder 9, fourth connecting block 125 fixed connection is on movable shell 13.

Specifically, base 1's top is provided with stores cabinet 25, there is cabinet door 26 side of storing cabinet 25 through hinge swing joint, cabinet door 26's surface is provided with handle 27, conveniently places projecting apparatus and teaching tool in storing cabinet 25, more convenience when using.

Specifically, a box 28 is arranged at the top of the base 1, a storage battery pack 29 is arranged inside the box 28, and a control switch 30 is arranged on the side surface of the shell 3, so that the device can be conveniently adjusted and controlled.

Specifically, two all be provided with first rubber pad 19 on the opposite face of fixed plate 18, it is convenient more firm to the projecting apparatus body 20 is fixed, the bottom of base 1 is provided with second rubber pad 24, increases the frictional force on base 1 and ground, makes the device more stable when parking.

The utility model discloses a theory of operation and use flow: in the utility model, when in use, the device is moved to a proper position through the universal wheel 23, after the movement is completed, the second electric hydraulic push rod 22 is started through the control switch 30, the universal wheel 23 is retracted into the groove 21, the base 1 is contacted with the ground, the projector body 20 is taken out from the storage cabinet 25, the projector body 20 is placed on the movable shell 13, the two fixed plates 18 are mutually close through the rotating bolt 16, the projector body 20 is fixed, the motor 5 is started through the control switch 30, the first rotating shaft 6 drives the positive thread column 7 and the negative thread column 8 to rotate, the two sliders 10 move in the sliding groove 11, the thread cylinder 9 moves, the connecting component 12 supports the movable shell 13, the second rotating shaft 14 rotates, the inclination angle of the movable shell 13 can be adjusted, the projector body 20 is adjusted to a proper angle, the projector can be used, after the use, the bolt 16 is screwed to make the two fixing plates 18 far away from each other, the projector body 20 is detached, and the projector body 20 is stored in the storage cabinet 25.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a be used for chinese remote teaching projecting apparatus, includes base (1), its characterized in that: the top of the base (1) is fixedly connected with a first electric hydraulic push rod (2), the top of the first electric hydraulic push rod (2) is fixedly connected with a shell (3), the side surface of the shell (3) is fixedly connected with a fixed shell (4), a motor (5) is fixedly connected in the fixed shell (4), an output shaft of the motor (5) is fixedly connected with a first rotating shaft (6), the side surface of the shell (3) is provided with a round hole, a bearing is fixedly connected in the round hole, the first rotating shaft (6) is arranged in the bearing in a penetrating manner, the other end of the first rotating shaft (6) is fixedly connected with a positive thread column (7), the other end of the positive thread column (7) is fixedly connected with a first rotating shaft (6), the other end of the first rotating shaft (6) is fixedly connected with a reverse thread column (8), the other end of the reverse thread column (8) is fixedly connected with a first rotating shaft (, the bearing is sleeved at the other end of the first rotating shaft (6), the bearing is fixedly connected to the inner wall of the shell (3), the thread cylinders (9) are in threaded connection with the surfaces of the positive thread cylinder (7) and the negative thread cylinder (8), the sliding blocks (10) are in threaded connection with the surfaces of the two thread cylinders (9), the sliding grooves (11) are formed in the bottom of the inner wall of the shell (3), the two sliding blocks (10) are movably connected into the sliding grooves (11), the connecting assembly (12) is fixedly connected to the surface of the thread cylinders (9), the movable shell (13) is fixedly connected to the top end of the connecting assembly (12), the second rotating shaft (14) is fixedly connected to two side faces of the shell (3), the bearing is sleeved at one end of the second rotating shaft (14), the two bearings are fixedly connected to the inner wall of the shell (3), and the threaded holes (15) are formed in the opposite inner walls of the movable shell (13), two equal threaded connection has bolt (16) in screw hole (15), two equal fixedly connected with third pivot (17) in the looks remote site of bolt (16), the looks remote site of third pivot (17) has all cup jointed the bearing, equal fixedly connected with fixed plate (18) on the opposite face of two bearings, two the overlap joint has same projecting apparatus body (20) on the opposite face of fixed plate (18), recess (21) are seted up to the bottom of base (1), the electronic hydraulic ram (22) of fixedly connected with second on the inner wall of recess (21), the bottom fixedly connected with universal wheel (23) of the electronic hydraulic ram (22) of second.

2. The projector for Chinese language remote teaching according to claim 1, wherein: coupling assembling (12) are including first connecting block (121), first connecting block (121) have second connecting block (122) through round pin axle swing joint, side fixedly connected with connecting rod (123) of second connecting block (122), the other end fixedly connected with third connecting block (124) of connecting rod (123), third connecting block (124) have fourth connecting block (125) through round pin axle swing joint, first connecting block (121) fixed connection is on threaded cylinder (9), fourth connecting block (125) fixed connection is on movable shell (13).

3. The projector for Chinese language remote teaching according to claim 1, wherein: the top of base (1) is provided with stores cabinet (25), the side of storing cabinet (25) has cabinet door (26) through hinge swing joint, the surface of cabinet door (26) is provided with handle (27).

4. The projector for Chinese language remote teaching according to claim 1, wherein: the battery pack is characterized in that a box body (28) is arranged at the top of the base (1), a battery pack (29) is arranged inside the box body (28), and a control switch (30) is arranged on the side face of the shell (3).

5. The projector for Chinese language remote teaching according to claim 1, wherein: the opposite surfaces of the two fixing plates (18) are respectively provided with a first rubber pad (19), and the bottom of the base (1) is provided with a second rubber pad (24).