CN114532703A

CN114532703A - Novel education is with split type speech table

Info

Publication number: CN114532703A
Application number: CN202210210745.5A
Authority: CN
Inventors: 王颖; 孙颖; 张娟
Original assignee: Shandong Polytechnic College
Current assignee: Shandong Polytechnic College
Priority date: 2022-03-04
Filing date: 2022-03-04
Publication date: 2022-05-27
Anticipated expiration: 2042-03-04
Also published as: CN114532703B

Abstract

The utility model discloses a novel split type lecture table for education, which relates to the technical field of teaching equipment and comprises a driving mechanism, a main body mechanism and a display mechanism; the rack is slidably mounted on the base, the main body mechanism is slidably mounted on the unfolding slide rail, the driven table frame is slidably mounted on the unfolding slide rail, the driving table frame is slidably mounted on the unfolding slide rail, the first end of the expansion plate is mounted on the driven table frame, the second end of the expansion plate is mounted on the sliding pin, the sliding pin is slidably mounted on the sliding rail, and the rack drives the expansion plate to be folded; the display board is rotatably installed on the expansion board, the sliding buckle is slidably installed on the expansion board, the sliding buckle is occluded with the square buckle hole on the display board, the sliding buckle controls the display board to be closed, and one motor meets the requirement of area expansion of the main body mechanism; the support mechanism and the locking group auxiliary expansion plate are stably supported; the display mechanism can assist in displaying articles, and has stronger practicability; the whole mechanism is simple, the unfolding and the folding are convenient, the conception is ingenious, and the matching between machines is tight.

Description

Novel education is with split type speech table

Technical Field

The utility model relates to the technical field of teaching equipment, in particular to a novel split type lecture table for education.

Background

The speech is also called a lecture or a speech, which is a language communication activity that uses vocal language as a main means and uses a body language as an auxiliary means to vividly and completely release own insights and advices aiming at a specific problem, clarify affairs or express emotions and carry out propaganda and encouragement, the speech is a language art and aims at arousing the emotion of an audience and inducing the resonance of the audience so as to convey thought, viewpoint and comprehension to be conveyed, and the speech table is a tool for the speech, and is a necessary tool for meeting rooms, classrooms and the like, such as a speech table and a speech table (hereinafter, generally called a speech table), and is widely applied to places such as meeting rooms, auditoriums, schools, welcome services and the like.

However, in the course of education, the lecture table is sometimes too small to satisfy the use of people, and if the lecture table is too large, the application range is small, so that the resource waste is caused, and a large space is occupied.

The prior art (publication number: CN204483420U) discloses a lecture table for chinese teaching, which comprises: the table body comprises a table top, a first rail is arranged at the center of the table top, and a rotatable first stop block is connected to the first rail; the first supporting assembly comprises a first upright column and a second upright column which are symmetrically arranged along the center line of the height direction of the table top and are connected to the bottom surface of the table top; the second supporting assembly comprises a base, a third upright column and a fourth upright column, wherein the third upright column and the fourth upright column are symmetrically arranged on the upper side of the base along the center line of the height direction of the base and are connected to the top surface of the base, and the horizontal distance between the third upright column and the fourth upright column is smaller than that between the first upright column and the second upright column; and the locking assembly is arranged between the first stand column and the third stand column and is used for locking the relative position between the third stand column and the first stand column. The utility model can realize the height adjustment of the lecture table, and has convenient operation and quick use.

The prior art only can adjust the height of the lecture table, and still does not solve the problem that the size of the lecture table cannot meet the requirement of use, so that a novel split type lecture table for education is urgently needed.

Disclosure of Invention

Aiming at the technical problems, the technical scheme adopted by the utility model is as follows: a novel split type lecture table for education comprises a driving mechanism, a main body mechanism and a display mechanism.

The driving mechanism comprises a base and a rack, the rack is slidably mounted on the base, a right-angle rod is fixed on the rack, and an unfolding sliding rail is arranged on the base; the main mechanism is slidably mounted on the unfolding slide rail and comprises a driven table frame and a driving table frame, the driven table frame is slidably mounted on the unfolding slide rail, the driving table frame is slidably mounted on the unfolding slide rail, a right-angle square rail and a sliding rail are arranged on the driving table frame, a right-angle rod is slidably mounted on the right-angle square rail, the main mechanism further comprises an expansion plate and a sliding pin, a first end of the expansion plate is rotatably mounted on the driven table frame, a second end of the expansion plate is rotatably mounted on the sliding pin, the sliding pin is slidably mounted on the sliding rail, and the rack drives the right-angle rod to slide and drives the expansion plate to be folded; show mechanism installs on driven table frame and initiative table frame, show mechanism includes that the show board, slip are detained, and the show board rotates to be installed on the expansion board, and the slip is detained slidable mounting on the expansion board, is provided with the side on the show board and detains the hole, and the slip is detained and is detained the hole interlock with the side, and the slip is detained the closure of control show board.

Further, actuating mechanism still includes driving motor, gear, and driving motor fixed mounting is in the first end of base, and the gear revolve installs and hold at the base second, and gear fixed mounting is on driving motor's output shaft, and wheel and rack meshing is provided with the slip spring between rack and the initiative table frame, and the first end fixed mounting of slip spring is on the initiative table frame, and the slip spring second end fixed mounting is on the rack. The driving motor drives the gear to rotate, the gear drives the rack to slide on the base, the rack drives the right-angle rod to move, the right-angle rod drives the driving table frame to move, and the sliding spring slows down the impact between the right-angle rod and the driving table frame when the rack moves.

Further, main part mechanism still includes locking group, and locking group slidable mounting is held at the expansion board second, and locking group is including locking slider, locking spring, and locking spring first end fixed mounting is held at the expansion board second, and locking spring second end fixed mounting is on locking slider, and locking slider slidable mounting is held at the expansion board second, is provided with the locking square rail on the initiative table frame, and when the expansion board expanded, locking slider and locking square rail interlock. When the expansion plate is folded, the locking spring is in an extension state, the active table frame drives the expansion plate to be unfolded through the sliding pin, the locking spring is compressed when the locking sliding block is in contact with the active table frame, and the locking sliding block slides on the locking square rail until the locking sliding block slides, the locking spring extends, and the locking sliding block is meshed with the locking square rail.

Further, the main mechanism further comprises two supporting mechanisms, the two supporting mechanisms are arranged on the driven table frame, the supporting mechanisms are arranged on the supporting square holes and are respectively slidably mounted on the supporting square holes, each supporting mechanism comprises a sliding supporting block and a supporting spring, the supporting springs are arranged between the sliding supporting blocks and the driven table frame, the first ends of the supporting springs are fixedly mounted on the driven table frame, the second ends of the supporting springs are fixedly mounted on the sliding supporting blocks, and the sliding supporting blocks are slidably mounted on the supporting square holes. When the expansion plate is unfolded along with the movement of the active desk frame, the supporting spring extends to eject the sliding support block.

Further, the supporting mechanism further comprises a supporting rod and a supporting torsion spring, the supporting rod is rotatably installed on the sliding supporting block, the supporting torsion spring is rotatably installed between the supporting rod and the sliding supporting block, a sliding hole is formed in the expansion plate, and the supporting rod is meshed with the sliding hole when the expansion plate is unfolded. When the supporting spring roll-off supported the square hole, supporting spring drove the bracing piece roll-off and supported the square hole, and under the effect that supports the torsional spring, bracing piece and slide opening interlock, the bracing piece supported the expansion board, and supplementary expansion board is more stable.

Furthermore, show mechanism still includes limiting plate, torque spring, and torque spring rotates and installs between show board and expansion board, is provided with spacing slide rail on the show board, is provided with the rotating pin on the expansion board, and limiting plate first end slidable mounting is on spacing slide rail, and the limiting plate second end rotates and installs on rotating pin. When the hole was no longer held with the side to the slip knot, the expansion board was kept away from in the demonstration board rotation under torque spring's effect, and the first end of restriction board slides on spacing slide rail, and restriction board second end rotates on the rotating pin, restriction show board's turned angle.

Compared with the prior art, the utility model has the beneficial effects that: (1) the driving mechanism utilizes a motor to meet the requirement of area expansion of the main mechanism; (2) the support mechanism and the locking group auxiliary expansion plate are stably supported; (3) the display mechanism can assist in displaying articles, and has stronger practicability; (4) the whole mechanism is simple, the unfolding and the folding are convenient, the conception is ingenious, and the matching between machines is tight.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the driving mechanism of the present invention.

FIG. 3 is a schematic view of the unfolded state of the present invention.

FIG. 4 is a schematic view of the support mechanism of the present invention.

FIG. 5 is a schematic view of a locking group of the present invention.

Fig. 6 is a schematic view of a main body mechanism portion of the present invention.

FIG. 7 is a schematic view of the present invention showing the position of the board and torsion springs.

FIG. 8 is a schematic view of the display mechanism of the present invention.

Reference numerals: 1-a drive mechanism; 101-a drive motor; 102-a base; 103-gear; 104-a rack; 105-a sliding spring; 106-right angle rod; 10201-unfolding slide rail; 2-a body mechanism; 201-slave table frame; 202-a support mechanism; 203-an expansion board; 204-a locking group; 205-sliding pin; 206-active table frame; 20101-supporting square holes; 20201-sliding support block; 20202-supporting springs; 20203-struts; 20204-supporting torsion spring; 20301-sliding hole; 20302-rotation pin; 20401-locking slide block; 20402-locking spring; 20601-right-angled square rail; 20602-sliding rail; 20603 locking the square rail; 3-a display mechanism; 301-a display board; 302-a limiting plate; 303-sliding buckle; 304-a torque spring; 305-square buckle holes; 30101-limiting slide rail.

Detailed Description

The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

Example (b): as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7 and fig. 8, the novel teaching split lecture table includes a driving mechanism 1, a main body mechanism 2 and a display mechanism 3.

The driving mechanism 1 comprises a driving motor 101 fixedly installed at a first end of a base 102, a gear 103 is rotatably installed at a second end of the base 102, the gear 103 is fixedly installed on an output shaft of the driving motor 101, the driving motor 101 drives the gear 103 to rotate, a rack 104 is slidably installed on the base 102, the gear 103 is meshed with the rack 104, the rack 104 is driven to slide on the base 102 when the gear 103 rotates, a right-angle rod 106 is fixedly installed on the rack 104, the right-angle rod 106 is slidably installed on a right-angle square rail 20601, the rack 104 drives the right-angle rod 106 to slide on the right-angle square rail 20601 when moving, a sliding spring 105 is arranged between the rack 104 and an active table frame 206, a first end of the sliding spring 105 is fixedly installed on the active table frame 206, a second end of the sliding spring 105 is fixedly installed on the rack 104, the driving table frame 206 is driven by the right-angle rod 106 to move, and the impact between the right-angle rod 106 and the active table frame 206 is relieved when the sliding spring 105 moves on the right-angle rack 104.

The main mechanism 2 comprises a driven table frame 201, a driving table frame 206, a right-angle square rail 20601, a sliding rail 20602 and a locking square rail 20603, wherein the driven table frame 201 is slidably mounted on an unfolding slide rail 10201, the driving table frame 206 is slidably mounted on the unfolding slide rail 10201, the right-angle square rail 20601, the sliding rail 20602 and the locking square rail 20603 are arranged on the driving table frame 206, the first end of an expansion plate 203 is rotatably mounted on the driven table frame 201, the second end of the expansion plate 203 is rotatably mounted on a sliding pin 205, the sliding pin 205 is slidably mounted on the sliding rail 20602, when the driving table frame 206 moves, the sliding pin 205 is driven to slide on the sliding rail 20602, the expansion plate 203 rotates on the driven table frame 201 and the sliding pin 205, and the driven table frame 201 and the driving table frame 206 reversely move under the action of the expansion plate 203; the locking group 204 is slidably mounted at the second end of the expansion plate 203, the locking group 204 comprises a locking slider 20401, a locking spring 20402, the first end of the locking spring 20402 is fixedly mounted at the second end of the expansion plate 203, the second end of the locking spring 20402 is fixedly mounted on the locking slider 20401, the locking slider 20401 is slidably mounted at the second end of the expansion plate 203, a locking square rail 20603 is arranged on the active table frame 206, the locking spring 20402 is in an extending state when the expansion plate 203 is folded, the active table frame 206 drives the expansion plate 203 to be unfolded through a sliding pin 205, when the locking slider 20401 is in contact with the active table frame 206, the locking spring 20402 is compressed until the locking slider 20401 slides on the locking square rail 20603, the locking spring 20402 extends, and when the expansion plate 203 is unfolded, the locking slider 20401 is engaged with the locking square rail 20603.

The support mechanisms 202 are two in total, the support mechanisms 202 are respectively arranged on the support square holes 20101 in a sliding manner, each support mechanism 202 comprises a sliding support block 20201, a support spring 20202, a support rod 20203 and a support torsion spring 20204, the first end of each support spring 20202 is fixedly arranged on the driven table frame 201, the second end of each support spring 20202 is fixedly arranged on the sliding support block 20201, the sliding support block 20201 is arranged on the support square holes 20101 in a sliding manner, when the expansion plate 203 is unfolded along with the movement of the driving table frame 206, the support spring 20202 extends to eject the sliding support block 20201, the support rod 20203 is rotatably arranged on the sliding support block 20201, the support torsion spring 04 is rotatably arranged between the support rod 20203 and the sliding support block 20201, when the sliding support block 20201 slides out of the support square holes 20101, the support rod 20203 is meshed with the sliding holes 20301 on the expansion plate 203 under the action of the support torsion spring 20204, and the support rod 20203 supports the expansion plate 203, the auxiliary expansion board 203 is more stable.

The display mechanism 3 includes a display board 301 rotatably mounted on an expansion board 203, a torque spring 304 rotatably mounted between the display board 301 and the expansion board 203, the torque spring 304 assisting the display board 301 to close, a square buckle hole 305 disposed on the display board 301, a slide buckle 303 slidably mounted on the expansion board 203, the slide buckle 303 limiting the opening and closing of the display board 301, a limit slide rail 30101 disposed on the display board 301, a rotation pin 20302 disposed on the expansion board 203, a limit board 302 slidably mounted on the limit slide rail 30101 at a first end, a limit board 302 rotatably mounted on the rotation pin 20302 at a second end, when the slide buckle 303 is no longer engaged with the square buckle hole 305, the display board 301 rotates away from the expansion board 203 under the action of the torque spring 304, the limit board 302 slides on the limit slide rail 30101 at a first end, the limit board 302 rotates on the rotation pin 20302 at a second end, and the limit board 302 limits the rotation angle of the display board 301.

The working principle is as follows: when the lecture table is used, if the table top is too small, the table top needs to be enlarged, the driving motor 101 is started, the driving motor 101 drives the gear 103 to rotate clockwise, the gear 103 drives the rack 104 to slide on the base 102 when rotating, the rack 104 drives the right-angle rod 106 to move, under the action of the rack 104 and the right-angle rod 106, the driven table frame 201 and the driving table frame 206 move reversely, the driving table frame 206 drives the sliding pin 205 to slide upwards on the sliding rail 20602, the expansion plate 203 rotates on the driven table frame 201 and the sliding pin 205, along with the reverse movement of the driven table frame 201 and the driving table frame 206, the expansion plate 203 is gradually unfolded, and when the locking slide 20401 is in contact with the driving table frame 206, the locking spring 20402 is compressed until the locking slide 20401 slides on the locking square rail 20603, the locking spring 20402 is extended, and when the expansion plate 203 is expanded, the locking slide block 20401 is engaged with the locking square rail 20603 to prevent the expansion plate 203 from automatically sliding downwards;

in the process of unfolding the expansion board 203, the expansion board 203 releases the limit of the support mechanism 202, the support spring 20202 extends to eject the sliding support block 20201, when the sliding support block 20201 slides out of the support square hole 20101, the sliding support block 20201 drives the support rod 20203 to slide out of the support square hole 20101, under the action of the support torsion spring 20204, the support rod 20203 is meshed with the sliding hole 20301 on the expansion board 203, the support rod 20203 supports the expansion board 203, and the auxiliary expansion board 203 is more stable.

When some articles need to be displayed, the plane on the expansion board 203 is inconvenient for a listener to watch, at this time, the sliding buckle 303 is pulled outwards, the sliding buckle 303 is not meshed with the square buckle hole 305 any longer, the display board 301 rotates away from the expansion board 203 under the action of the torque spring 304, the first end of the limiting board 302 slides on the limiting slide rail 30101, the second end of the limiting board 302 rotates on the rotating pin 20302, the limiting board 302 limits the rotating angle of the display board 301, and the display board 301 is inclined and erected for convenient display.

When the lecture table is folded, the display board 301 is pressed downwards, the first end of the limiting board 302 slides on the limiting slide rail 30101, the second end of the limiting board 302 rotates on the rotating pin 20302, the square buckle hole 305 is meshed with the slide buckle 303 again, the display board 301 is folded and parallel to the expansion board 203, the driving motor 101 is started, the driving motor 101 drives the expansion board 203 to rotate anticlockwise, the rack 104 presses the slide spring 105 at the moment, the slide spring 105 contracts, the right-angle rod 106 slides towards the locking group 204 on the right-angle square rail 20601, the right-angle rod 106 pushes the locking slider 20401, the locking spring 20402 is compressed, the locking slider 20401 is not meshed with the locking square rail 20603 any more, the sliding pin 205 moves downwards on the sliding rail 20602 to drive the second end of the expansion board 203 to incline downwards, the rack 104 drives the driving table frame 206 and the driven table frame 201 to move towards each other under the action of the right-angle rod 106, when the second end of the expansion board 203 inclines downwards, the expansion board 203 presses the supporting rod 20203 to slide on the sliding hole 20301, the supporting rod 20203 is folded under the action of the supporting torsion spring 20204, the expansion plate 203 continuously inclines downwards, the expansion plate 203 presses the sliding support block 20201, the supporting spring 20202 is compressed, the sliding support block 20201 slides into the supporting square hole 20101 until the sliding pin 205 slides to the bottommost part of the driving table frame 206, and the expansion plate 203 returns to the initial state.

The present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make various modifications without creative efforts from the above-described conception and fall within the scope of the present invention.

Claims

1. A novel split type lecture table for education comprises a driving mechanism, a main body mechanism and a display mechanism; the method is characterized in that: the driving mechanism comprises a base and a rack, the rack is slidably mounted on the base, a right-angle rod is fixed on the rack, and an unfolding sliding rail is arranged on the base; the main mechanism is slidably mounted on the unfolding slide rail and comprises a driven table frame and a driving table frame, the driven table frame is slidably mounted on the unfolding slide rail, the driving table frame is slidably mounted on the unfolding slide rail, a right-angle square rail and a sliding rail are arranged on the driving table frame, a right-angle rod is slidably mounted on the right-angle square rail, the main mechanism further comprises an expansion plate and a sliding pin, a first end of the expansion plate is rotatably mounted on the driven table frame, a second end of the expansion plate is rotatably mounted on the sliding pin, the sliding pin is slidably mounted on the sliding rail, and the rack drives the right-angle rod to slide and drives the expansion plate to be folded; show mechanism installs on driven table frame and initiative table frame, show mechanism detains including show board, slip, and the show board rotates to be installed on the expansion board, and the slip is detained slidable mounting on the expansion board, is provided with the side on the show board and detains the hole, and the slip is detained and is detained the hole interlock with the side, and the slip is detained the closure of control show board.

2. The novel split lecture table for education as set forth in claim 1, wherein: the driving mechanism further comprises a driving motor and a gear, the driving motor is fixedly installed at the first end of the base, the gear is rotatably installed at the second end of the base, the gear is fixedly installed on an output shaft of the driving motor and meshed with the rack, a sliding spring is arranged between the rack and the driving table frame, the first end of the sliding spring is fixedly installed on the driving table frame, and the second end of the sliding spring is fixedly installed on the rack.

3. The novel split lecture table for education as set forth in claim 1, wherein: main part mechanism still includes locking group, and locking group slidable mounting is held at the extension board second, and locking group includes locking slider, locking spring, and the first end fixed mounting of locking spring is held at the extension board second, and locking spring second end fixed mounting is on locking slider, and locking slider slidable mounting is held at the extension board second, is provided with the locking square rail on the initiative table frame, and when the extension board expanded, locking slider and locking square rail interlock.

4. A novel split lecture table for education as claimed in claim 3, wherein: the main body mechanism further comprises two supporting mechanisms, the two supporting mechanisms are arranged on the driven table frame, the supporting mechanisms are respectively arranged on the supporting square holes in a sliding mode, each supporting mechanism comprises a sliding supporting block and a supporting spring, the supporting springs are arranged between the sliding supporting blocks and the driven table frame, the first ends of the supporting springs are fixedly arranged on the driven table frame, the second ends of the supporting springs are fixedly arranged on the sliding supporting blocks, and the sliding supporting blocks are arranged on the supporting square holes in a sliding mode.

5. The novel split lecture table for education as set forth in claim 4, wherein: the supporting mechanism further comprises a supporting rod and a supporting torsion spring, the supporting rod is rotatably installed on the sliding support block, the supporting torsion spring is rotatably installed between the supporting rod and the sliding support block, a sliding hole is formed in the expansion plate, and when the expansion plate is unfolded, the supporting rod is meshed with the sliding hole.

6. The novel split lecture table for education as set forth in claim 1, wherein: the display mechanism further comprises a limiting plate and a torque spring, the torque spring is rotatably installed between the display plate and the expansion plate, a limiting slide rail is arranged on the display plate, a rotating pin is arranged on the expansion plate, a first end of the limiting plate is slidably installed on the limiting slide rail, and a second end of the limiting plate is rotatably installed on the rotating pin.