CN113349553B - On-line learning student listens to and talks special multi-functional auxiliary device - Google Patents
On-line learning student listens to and talks special multi-functional auxiliary device Download PDFInfo
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- CN113349553B CN113349553B CN202110642364.XA CN202110642364A CN113349553B CN 113349553 B CN113349553 B CN 113349553B CN 202110642364 A CN202110642364 A CN 202110642364A CN 113349553 B CN113349553 B CN 113349553B
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B21/00—Tables or desks for office equipment, e.g. typewriters, keyboards
- A47B21/04—Tables or desks for office equipment, e.g. typewriters, keyboards characterised by means for holding or fastening typewriters or computer equipment
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B21/00—Tables or desks for office equipment, e.g. typewriters, keyboards
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B41/00—School desks or tables
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B41/00—School desks or tables
- A47B41/02—Adjustable, inclinable, sliding or foldable desks tops
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/08—Electrically-operated educational appliances providing for individual presentation of information to a plurality of student stations
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- General Engineering & Computer Science (AREA)
- Tables And Desks Characterized By Structural Shape (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The invention discloses a multifunctional auxiliary device special for on-line learning students to listen and talk, and relates to the technical field of teaching equipment. According to the invention, the distance between the two fixing mechanisms can be adjusted through the mutual matching of the rotary disc I, the threaded rod II, the threaded block II, the moving groove, the sliding block I and the sliding groove I, so that the device can clamp and fix on-line learning equipment with different sizes, the application range of the device is effectively expanded, the practicability of the device is effectively increased, different types of on-line learning equipment can be fixed on the adjusting plate through the mutual matching of the square frame, the limiting rod, the loop rod, the square block, the pull block, the tooth block I, the tooth block II, the sliding block IV, the sliding groove IV, the pull rod II, the spring II and the fixing plate, and the stability of the on-line learning equipment in the use process is effectively increased.
Description
Technical Field
The invention relates to an auxiliary device for on-line students to listen and talk, in particular to a multifunctional auxiliary device special for on-line learning students to listen and talk.
Background
With the increase of online learning resources and the convenience of learning, online learning is approved by more and more people, more and more students begin to adopt an online learning mode, and generally in the online learning process, the students are inevitably required to use online learning equipment such as a tablet personal computer to learn.
When the auxiliary device for listening and speaking of the students on line is used at present, some defects and shortcomings still exist, and the places needing improvement are as follows:
1. however, the existing on-line listening and speaking auxiliary device for students has a small application range, and thus the stability of various on-line learning devices in the application process cannot be ensured;
2. the existing on-line learning auxiliary equipment cannot adjust the inclination angle of the learning equipment placed on the auxiliary equipment, so that students cannot enable the learning equipment to be at a proper viewing angle when watching learning.
Disclosure of Invention
The invention aims to provide a multifunctional auxiliary device special for on-line learning students to listen and talk, which aims to solve the problems that the prior on-line listening and talking auxiliary device provided in the background technology has a small application range, so that the stability of various on-line learning equipment in the using process cannot be ensured, and meanwhile, the prior on-line learning auxiliary device cannot adjust the inclination angle of the learning equipment placed on the device, so that the students cannot enable the learning equipment to be at a proper viewing angle when watching and learning.
In order to achieve the purpose, the invention provides the following technical scheme: a multifunctional auxiliary device special for on-line learning students listening and speaking comprises an equipment box, wherein a first threaded rod is movably connected to the right side surface inside the equipment box, a first threaded block is connected to the first threaded rod through threads, a connecting rod is movably connected to the first threaded block through a hinged seat arranged on the upper surface of the first threaded block, the upper end of the connecting rod is movably connected to the right side of the lower surface of an adjusting plate, the adjusting plate is movably connected with a fixed shaft through a through groove formed in the left side of the adjusting plate, the front end and the rear end of the fixed shaft are fixedly connected to the front side surface and the rear side surface inside the equipment box respectively, a moving groove is formed in the middle position inside the adjusting plate, a first sliding groove is formed in each of the left side surface and the right side surface inside the moving groove, two first sliding grooves are movably connected with two first sliding blocks, and four sliding blocks are fixedly connected to the left side surface and the right side surface of the two second threaded blocks respectively in a group, two equal fixedly connected with fixed establishment in the upper end of screw block two, two screw block two all with two threaded connection of threaded rod, the rear end swing joint of threaded rod two is on the inside trailing flank of shifting chute, the preceding lateral wall fixedly connected with carousel one that the front end of threaded rod two passed the regulating plate, and the carousel is located inside the equipment box.
As a preferred technical scheme of the invention, the left end of the threaded rod I penetrates through the left side wall of the equipment box and is fixedly connected with a second rotary table, the lower surface of the threaded block is fixedly connected with a second sliding block, the second sliding block is movably connected inside a second sliding groove formed in the upper surface of a fixed plate, and the left end and the right end of the fixed plate are respectively and fixedly connected to the left side surface and the right side surface inside the equipment box.
As a preferred technical scheme of the invention, a drawing box is arranged below the fixed plate, the drawing box is placed on the bottom surface inside the equipment box, three sliding blocks are fixedly connected to the left side surface and the right side surface of the drawing box, and the two sliding blocks are movably connected to the insides of three sliding grooves formed in the front side surface and the back side surface inside the equipment box respectively.
According to a preferable technical scheme, the thread directions of the front side and the rear side of the threaded rod II are opposite, the left side of the upper surface of the adjusting plate is fixedly connected with a rubber stop block, the upper surface of the equipment box is provided with a box cover, the right side surfaces of the equipment box and the drawing box are both provided with handles, and the right side surface of the equipment box is provided with an opening for drawing the drawing box.
As a preferred technical scheme, a base plate is placed in the drawing box, an L-shaped fixing plate is fixedly connected to the rear side of the upper surface of the base plate, the L-shaped fixing plate is movably connected with a first pull rod through a circular hole formed in the inner portion of the upper end of the L-shaped fixing plate, the lower end of the first pull rod is fixedly connected to the upper surface of the clamping plate, a first spring is sleeved on the first pull rod, the upper end of the first spring is fixedly connected to the upper side of the L-shaped fixing plate, the lower end of the first spring is fixedly connected to the upper surface of the clamping plate, and the lower surface of the clamping plate is tightly attached to the upper surface of the base plate.
As a preferred technical scheme of the invention, the fixing mechanism comprises a square frame, the square frame is fixedly connected to the upper surface of the second threaded block, a limiting rod is fixedly connected to the bottom surface inside the square frame, the limiting rod is movably connected with a loop bar, a square through groove is formed in the loop bar, the loop bar is fixedly connected with the square block, a square through groove is formed in the loop bar, and a pull block is fixedly connected to the upper end of the loop bar.
According to a preferable technical scheme of the invention, the lower ends of the left side face and the right side face of each square block are fixedly connected with a first tooth block, the two first tooth blocks are respectively clamped with two second tooth blocks, the upper side face and the lower side face of each second tooth block are respectively and fixedly connected with a fourth sliding block, and the four sliding blocks are respectively movably connected in two sliding grooves four formed in the upper side face and the lower side face of each square frame in a group of two sliding blocks.
As a preferred technical scheme, two pull rods II are fixedly connected to the opposite far surfaces of the two tooth blocks, the opposite far ends of the two pull rods II respectively penetrate through the left side wall and the right side wall of the square frame and are arranged outside the square frame, springs II are sleeved on the two pull rods II and are arranged inside the square frame, the opposite far ends of the two springs II are respectively and fixedly connected to the left side surface and the right side surface inside the square frame, the opposite near ends of the two springs II are respectively and fixedly connected to the opposite far surfaces of the two tooth blocks, fixing plates are fixedly connected to the side surfaces, close to the connecting rods, of the square blocks, rubber blocks are arranged on the lower surfaces of the fixing plates, and through grooves for the fixing plates to move up and down are formed in the side surfaces, close to the connecting rods, of the square frame.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the distance between the two fixing mechanisms can be adjusted through the mutual matching of the rotary disc I, the threaded rod II, the threaded block II, the moving groove, the sliding block I and the sliding groove I, so that the device can clamp and fix on-line learning equipment with different sizes, the application range of the device is effectively expanded, the practicability of the device is effectively increased, different types of on-line learning equipment can be fixed on the adjusting plate through the mutual matching of the square frame, the limiting rod, the loop rod, the square block, the pull block, the tooth block I, the tooth block II, the sliding block IV, the sliding groove IV, the pull rod II, the spring II and the fixing plate, and the stability of the on-line learning equipment in the use process is effectively increased.
2. The invention can drive the adjusting plate to rotate around the fixed shaft movably connected at the left end of the adjusting plate through the mutual matching among the arranged rotary disc II, the threaded rod I, the threaded block I, the sliding block II, the sliding chute II, the connecting plate and the fixed plate, thereby realizing the adjustment of the inclination angle of the adjusting plate, further enabling the device to adjust the inclination angle of the on-line learning equipment arranged on the adjusting plate, enabling the learning equipment to be at a proper viewing angle when a student learns on the on-line, effectively increasing the practicability of the device, conveniently placing tools required in the learning process through the arranged pull box, fixing the turned page of the notebook through the mutual matching among the arranged backing plate, the L-shaped fixed plate, the spring I, the pull rod I and the clamping plate, and further avoiding the condition that the student does note because the turned page is improperly fixed, thereby improving the practicability of the device.
Drawings
FIG. 1 is a schematic view of a main view partially broken away in perspective;
FIG. 2 is a schematic view of a left side view partially cut-away perspective structure of the present invention;
FIG. 3 is a schematic front sectional perspective view of the fixing mechanism of the present invention;
FIG. 4 is a schematic diagram of a right-side sectional perspective structure of the fixing mechanism of the present invention;
FIG. 5 is a schematic view of the enlarged perspective structure of the base plate of the present invention;
fig. 6 is an enlarged schematic view of the structure at the position a of the present invention.
In the figure: 1 equipment box, 2 drawing boxes, 3 backing plates, 4 first thread blocks, 5 second slide blocks, 6 first threaded rods, 7 second slide blocks, 8 connecting rods, 9 fixing plates, 10 second rotary discs, 11 fixing shafts, 12 adjusting plates, 13 rubber stop blocks, 14 box covers, 15 first slide blocks, 16 second threaded rods, 17 first slide blocks, 18 second thread blocks, 19 moving grooves, 20 fixing mechanisms, 201 square frames, 202 fourth slide blocks, 203 fourth slide blocks, 204 first tooth blocks, 205 square blocks, 206 loop bars, 207 limiting rods, 208 second tooth blocks, 209 second springs, 2010 second pull rods, 2011 pull blocks, 2012 fixing plates, 21 third slide blocks, 22 third slide blocks, 23 clamping plates, 24 first springs, 25 first pull rods, 26L fixing plates and 27 first rotary discs.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
As shown in fig. 1 to 6, the present invention provides a technical solution: a multifunctional auxiliary device special for on-line learning students listening and speaking comprises an equipment box 1, a first threaded rod 6 is movably connected to the right side surface inside the equipment box 1, a first threaded block 4 is connected to the first threaded rod 6 in a threaded manner, a first threaded block 4 is movably connected to a connecting rod 8 through a hinge seat arranged on the upper surface, the upper end of the connecting rod 8 is movably connected to the right side of the lower surface of an adjusting plate 12, the adjusting plate 12 is movably connected with a fixed shaft 11 through a through groove formed in the left side inside the adjusting plate, the front end and the rear end of the fixed shaft 11 are fixedly connected to the front side surface and the rear side surface inside the equipment box 1 respectively, the first threaded block 4 in threaded connection can be driven to move rightwards through rotation of the first threaded rod 6, the adjusting plate 12 can be driven to rotate upwards around the fixed shaft 11 in movable connection with the left end under the action of the connecting rod 8, and therefore the inclination angle of the adjusting plate 12 can be adjusted, furthermore, the device can adjust the inclination angle of the notebook computer placed on the adjusting plate 12, so that the computer can be at a proper viewing angle when students learn on line, the practicability of the device is effectively increased, a moving groove 19 is arranged at the middle position inside the adjusting plate 12, sliding grooves 15 are respectively arranged on the left side surface and the right side surface inside the moving groove 19, two sliding blocks 17 are respectively and movably connected inside the two sliding grooves 15, four sliding blocks 17 are respectively and fixedly connected on the left side surface and the right side surface of two thread blocks 18 in a group of two, the upper ends of the two thread blocks 18 are respectively and fixedly connected with a fixing mechanism 20, the two thread blocks 18 are respectively and threadedly connected with two threaded rods 16, the rear ends of the two threaded rods 16 are movably connected on the rear side surface inside the moving groove 19, and the front ends of the two threaded rods 16 penetrate through the front side wall of the adjusting plate 12 and are fixedly connected with a first rotary table 27, the first rotary table 27 is positioned inside the equipment box 1, the rotation of the second threaded block 18 can be limited through the mutual matching between the first sliding block 17 and the first sliding groove 15, the second threaded rod 16 can be driven to rotate through the rotation of the first rotary table 27, the second threaded block 18 can be driven to approach each other through the rotation of the second threaded rod 16, the effect of driving the two fixing mechanisms 20 to approach each other is achieved, the computer can be fixed on the adjusting plate 12 through the arranged fixing mechanisms 20, the phenomenon that the computer drops from the adjusting plate 12 in the using process is avoided, the device can be suitable for learning equipment with different sizes, the application range of the device is effectively expanded, the practicability of the device is further increased, the left end of the first threaded rod 6 penetrates through the left side wall of the equipment box 1 and is fixedly connected with the second rotary table 10, and the first threaded rod 6 can be driven to rotate through the rotation of the second rotary table 10, surface fixedly connected with slider two 5 under screw block one 4, inside slider two 5 swing joint is in the spout two 7 that the fixed plate 9 upper surface was seted up, can restrict screw block one 4's rotation through the mutual cooperation between slider two 5 that set up and the spout two 7, and then can drive screw block one 4 through the rotation of threaded rod one 6 and carry out the ascending removal of left and right sides direction, can play the effect of support to slider two 5 through the fixed plate 9 that sets up, both ends difference fixed connection is on the inside left and right sides face of equipment case 1 about fixed plate 9, the below of fixed plate 9 is provided with pull box 2, pull box 2 is placed on the inside bottom surface of equipment case 1, equal fixedly connected with slider three 21 on the pull box 2 left and right sides face, two slider three 21 difference swing joint are inside the spout three 22 that the inside both sides face was all seted up around equipment case 1 is inside, can play the limit to the direction of motion of pull box 2 through the mutual cooperation between slider three 21 that sets up and the spout three 22 The device has the advantages that the device can prevent the drawing box 2 from being completely drawn out of the device box 1, tools needed in the on-line learning process of students can be placed through the arranged drawing box 2, the device is convenient and practical, the screw thread directions of the front side and the back side of the screw rod II 16 are opposite, the purpose is to ensure that the motion states of two screw thread blocks II 18 in threaded connection with the screw thread blocks II 16 are opposite through the rotation of the screw rod II 16, the left side of the upper surface of the adjusting plate 12 is fixedly connected with a rubber stop block 13, the device can play a role of blocking a notebook computer placed on the adjusting plate 12 through the arranged rubber stop block 13, the phenomenon that the computer slides down on the adjusting plate 12 is avoided, the device box 1 is provided with a box cover 14 on the upper surface, the device box 1 and the drawing box 2 are both provided with handles on the right side surface, the device box 1 is provided with an opening for drawing the drawing box 2, and a backing plate 3 is placed inside the drawing box 2, the rear side of the upper surface of the backing plate 3 is fixedly connected with an L-shaped fixing plate 26, the L-shaped fixing plate 26 is movably connected with a first pull rod 25 through a circular hole formed in the inner part of the upper end of the L-shaped fixing plate, the lower end of the first pull rod 25 is fixedly connected with the upper surface of the clamping plate 23, a first spring 24 is sleeved on the first pull rod 25, the upper end of the first spring 24 is fixedly connected with the upper side of the L-shaped fixing plate 26, the lower end of the first spring 24 is fixedly connected with the upper surface of the clamping plate 23, the lower surface of the clamping plate 23 is tightly attached to the upper surface of the backing plate 3, a notebook used for taking notes can be conveniently placed in the online learning process of students through the arranged backing plate 3, the turned pages of the notebook can be fixed through the mutual matching among the arranged L-shaped fixing plate 26, the first spring 24, the first pull rod 25 and the clamping plate 23, so that the condition that the students take notes due to improper fixation of the turned pages is avoided, and further the practicability of the device is improved, the fixing mechanism 20 comprises a square frame 201, the square frame 201 is fixedly connected to the upper surface of the second threaded block 18, a limiting rod 207 is fixedly connected to the bottom surface inside the square frame 201, the limiting rod 207 is movably connected with a sleeve rod 206 with a limiting groove inside, the sleeve rod 206 is fixedly connected with the square block 205 with a square through groove inside, a pull block 2011 is fixedly connected to the upper end of the sleeve rod 206, the movement direction of the square block 205 can be limited by the mutual matching between the arranged sleeve rod 206 and the limiting rod 207, the square block 205 can be driven to move up and down by pulling the pull block 2011, the lower ends of the left side surface and the right side surface of the square block 205 are fixedly connected with first tooth blocks 204, the two first tooth blocks 204 are respectively clamped with the two second tooth blocks 208, the upper side surface and the lower side surface of the two second tooth blocks 208 are respectively and fixedly connected with fourth slide blocks 203, the four slide blocks 203 are respectively and movably connected into two slide grooves four 202 which are respectively arranged on the upper side surface and the lower side surface of the square frame 201 in pairs, the two tooth blocks II 208 are fixedly connected with the pull rods II 2010 on opposite far surfaces, the opposite far ends of the two pull rods II 2010 respectively penetrate through the left side wall and the right side wall of the square frame 201 and are arranged outside the square frame 201, the two pull rods II 2010 are sleeved with the springs II 209, the two springs II 209 are arranged inside the square frame 201, the two tooth blocks II 208 can be driven to be far away from each other by respectively pulling the two pull rods 2010 to the left side and the right side, at the moment, the two tooth blocks II 208 are not in contact with the two tooth blocks I204, the square block 205 can be driven to move in the vertical direction by pulling the pull block 2011, the two tooth blocks II 208 can be driven to be close to each other by the arranged springs II 209, the effect of fixing the position of the square block 205 is achieved under the mutual matching of the arranged tooth blocks I204, and the function of limiting the movement direction of the tooth blocks II 208 can be achieved by the mutual matching of the arranged slide block IV 203 and the slide groove IV 202, fixedly connected with fixed plate 2012 on the side that square block 205 is close to connecting rod 8, and the lower surface of fixed plate 2012 is provided with the rubber block, the logical groove that supplies fixed plate 2012 to reciprocate is seted up on the side that square frame 201 is close to connecting rod 8, reciprocate through square block 205 can drive fixed plate 2012 and carry out ascending removal in the upper and lower side, thereby realize the fixed effect of centre gripping to different online learning equipment, the damage that the centre gripping in-process caused to online learning equipment surface can be avoided through the rubber block that sets up, can increase simultaneously and the online learning equipment between the frictional force.
The method comprises the following operation steps:
s1, when the online learning device needs to be fixed on the adjusting plate 12, the online learning device is placed on the two adjusting plates 12 and located between the two fixing mechanisms 20, then the first rotating disc 27 is rotated to drive the second threaded rod 16 to rotate, the second threaded rod 16 is rotated to drive the two second threaded blocks 18 in threaded connection to approach each other, so as to drive the two fixing mechanisms 20 to approach each other, the first rotating disc 27 is stopped to rotate when the two fixing mechanisms 20 move to proper positions, then the two pull rods 2010 arranged on the two square frames 201 are pulled to the left and right respectively, so as to drive the two corresponding second tooth blocks 208 to move away from each other, at the moment, the two corresponding second tooth blocks 208 are not in contact with the first tooth blocks 204, then the two pull blocks 205 are respectively pulled to drive the two square blocks 205 to move downwards, so as to drive the two fixing plates 2011 to move downwards, when the rubber blocks arranged at the lower ends of the two fixing plates 2012 are contacted with the on-line learning equipment, the arranged pull rods 2010 are loosened, so that the movement of the square blocks 205 is limited under the action of the arranged springs 209, and the fixing effect on the on-line learning equipment is realized;
s2, when the angle of watching of the on-line learning equipment fixed on the adjusting plate 12 needs to be adjusted, the rotary plate II 10 set by rotation drives the threaded rod I6 to rotate, the threaded block I4 connected with the threaded rod I6 can be driven to move rightwards by rotation of the threaded rod I6, and then the adjusting plate 12 can be driven to rotate upwards around the fixing shaft 11 movably connected with the left end of the adjusting plate under the action of the set connecting rod 8, so that the angle of inclination of the adjusting plate 12 can be adjusted, and further the device can adjust the angle of inclination of the on-line learning equipment placed on the adjusting plate 12, and the learning equipment can be at a proper angle of watching when a student learns on the line.
In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. The utility model provides a special multi-functional auxiliary device of on-line study student listening and speaking, includes equipment box (1), its characterized in that: the movable connection of the right side surface inside the equipment box (1) is provided with a first threaded rod (6), the first threaded rod (6) is provided with a first threaded block (4), the first threaded block (4) is movably connected with a connecting rod (8) through a hinged seat arranged on the upper surface, the upper end of the connecting rod (8) is movably connected to the right side of the lower surface of the adjusting plate (12), the adjusting plate (12) is movably connected with a fixed shaft (11) through a through groove formed in the left side of the adjusting plate, the front end and the rear end of the fixed shaft (11) are fixedly connected to the front side surface and the rear side surface inside the equipment box (1) respectively, a moving groove (19) is formed in the middle position inside the adjusting plate (12), the left side surface and the right side surface inside the moving groove (19) are respectively provided with a first sliding groove (15), and the two sliding blocks (17) are respectively and movably connected inside the first sliding groove (15), the four first sliding blocks (17) are fixedly connected to the left side surface and the right side surface of the two second threaded blocks (18) in a pairwise mode, the upper ends of the two second threaded blocks (18) are fixedly connected with fixing mechanisms (20), the two second threaded blocks (18) are in threaded connection with the second threaded rod (16), the rear end of the second threaded rod (16) is movably connected to the rear side surface inside the moving groove (19), the front end of the second threaded rod (16) penetrates through the front side wall of the adjusting plate (12) and is fixedly connected with a first rotating disc (27), and the first rotating disc (27) is located inside the equipment box (1);
the left end of the threaded rod I (6) penetrates through the left side wall of the equipment box (1) and is fixedly connected with a rotary table II (10), the lower surface of the threaded block I (4) is fixedly connected with a sliding block II (5), the sliding block II (5) is movably connected inside a sliding groove II (7) formed in the upper surface of a fixing plate (9), and the left end and the right end of the fixing plate (9) are fixedly connected to the left side surface and the right side surface inside the equipment box (1) respectively;
a drawing box (2) is arranged below the fixed plate (9), the drawing box (2) is placed on the bottom surface inside the equipment box (1), a third sliding block (21) is fixedly connected to each of the left side surface and the right side surface of the drawing box (2), and the two third sliding blocks (21) are respectively movably connected to the insides of third sliding grooves (22) formed in the front side surface and the rear side surface inside the equipment box (1);
the screw thread directions of the front side and the rear side of the second threaded rod (16) are opposite, the left side of the upper surface of the adjusting plate (12) is fixedly connected with a rubber stop block (13), the upper surface of the equipment box (1) is provided with a box cover (14), the right side surfaces of the equipment box (1) and the pull box (2) are both provided with handles, and the right side surface of the equipment box (1) is provided with an opening for pulling the pull box (2);
a base plate (3) is placed in the drawing box (2), an L-shaped fixing plate (26) is fixedly connected to the rear side of the upper surface of the base plate (3), the L-shaped fixing plate (26) is movably connected with a first pull rod (25) through a circular hole formed in the inner portion of the upper end of the L-shaped fixing plate (26), the lower end of the first pull rod (25) is fixedly connected to the upper surface of the clamping plate (23), a first spring (24) is sleeved on the first pull rod (25), the upper end of the first spring (24) is fixedly connected to the upper side of the L-shaped fixing plate (26), the lower end of the first spring (24) is fixedly connected to the upper surface of the clamping plate (23), and the lower surface of the clamping plate (23) is tightly attached to the upper surface of the base plate (3);
the fixing mechanism (20) comprises a square frame (201), the square frame (201) is fixedly connected to the upper surface of the second threaded block (18), a limiting rod (207) is fixedly connected to the bottom surface inside the square frame (201), the limiting rod (207) is movably connected with a sleeve rod (206) with a limiting groove formed therein, the sleeve rod (206) is fixedly connected with a square block (205) with a square through groove formed therein, and a pull block (2011) is fixedly connected to the upper end of the sleeve rod (206);
the lower ends of the left side surface and the right side surface of the square block (205) are fixedly connected with a first tooth block (204), the two first tooth blocks (204) are respectively clamped with two second tooth blocks (208), the upper side surface and the lower side surface of each of the two second tooth blocks (208) are respectively and fixedly connected with a fourth sliding block (203), and every two fourth sliding blocks (203) are respectively and movably connected into two sliding grooves (202) formed in the upper side surface and the lower side surface of the square frame (201);
two equal fixedly connected with pull rod two (2010) on tooth piece two (208) the relative distancing face, two the relative end of keeping away from of pull rod two (2010) passes the left and right sides wall setting in the outside of square frame (201) respectively, two spring two (209) have all been cup jointed on pull rod two (2010), and two spring two (209) all set up inside square frame (201), fixedly connected with fixed plate (2012) on square block (205) are close to the side of connecting rod (8), and the lower surface of fixed plate (2012) is provided with the rubber block, set up the logical groove that supplies fixed plate (2012) to reciprocate on square frame (201) is close to the side of connecting rod (8).
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| CN202110642364.XA CN113349553B (en) | 2021-06-09 | 2021-06-09 | On-line learning student listens to and talks special multi-functional auxiliary device |
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| CN202110642364.XA CN113349553B (en) | 2021-06-09 | 2021-06-09 | On-line learning student listens to and talks special multi-functional auxiliary device |
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| CN113349553A CN113349553A (en) | 2021-09-07 |
| CN113349553B true CN113349553B (en) | 2022-08-12 |
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| CN1893855A (en) * | 2003-12-19 | 2007-01-10 | 摩尔功能性家具有限责任公司 | Inclination adjustment device for pieces of furniture |
| CN203762570U (en) * | 2014-04-22 | 2014-08-13 | 王一凡 | Student desk |
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| US20110180682A1 (en) * | 2006-03-23 | 2011-07-28 | Byron Richard Tarnutzer | Deployable support unit for reading material |
| US9377155B2 (en) * | 2012-01-17 | 2016-06-28 | Kavitha Subbaraman | Portable-device presentation system |
| TWM533923U (en) * | 2016-09-06 | 2016-12-21 | Sing Bee Entpr Co Ltd | Elevation desk |
| CN208463262U (en) * | 2018-01-15 | 2019-02-05 | 王一 | A kind of eyesight protection apparatus |
| CN208388040U (en) * | 2018-02-26 | 2019-01-18 | 孙忠权 | A kind of language teaching containing box |
| CN209788778U (en) * | 2018-04-03 | 2019-12-17 | 华旭东 | Office bag with built-in computer rack |
| CN210072460U (en) * | 2019-07-17 | 2020-02-14 | 江西科技师范大学 | Multifunctional folding computer display device |
| CN210574537U (en) * | 2019-10-17 | 2020-05-19 | 顾忠 | Middle school mathematics three-dimensional model teaching display device |
| CN112747226A (en) * | 2019-10-30 | 2021-05-04 | 山东外贸职业学院 | Tablet personal computer supporting equipment for English study |
| CN213118126U (en) * | 2020-07-27 | 2021-05-04 | 张晓宇 | Computer hang supporting mechanism |
| CN212960745U (en) * | 2020-08-10 | 2021-04-13 | 深圳市微盛特电子有限公司 | Firm high definition projecting apparatus contact base device |
| CN112319384A (en) * | 2020-11-28 | 2021-02-05 | 张宇森 | Liftable HUD device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1893855A (en) * | 2003-12-19 | 2007-01-10 | 摩尔功能性家具有限责任公司 | Inclination adjustment device for pieces of furniture |
| CN203762570U (en) * | 2014-04-22 | 2014-08-13 | 王一凡 | Student desk |
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Denomination of invention: A multi-functional auxiliary device for online learning students to listen Effective date of registration: 20221010 Granted publication date: 20220812 Pledgee: Yantai financing guarantee Group Co.,Ltd. Pledgor: Yantai Nanshan University Registration number: Y2022980017694 |
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