CN108542114A

CN108542114A - A kind of school of junior middle school teacher platform

Info

Publication number: CN108542114A
Application number: CN201810534518.1A
Authority: CN
Inventors: 卢晓鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-05-30
Filing date: 2018-05-30
Publication date: 2018-09-18

Abstract

The invention discloses a kind of school of junior middle school teacher platforms, including stage body, the inner cavity of the stage body is provided with expansion plate, the right side of the expansion plate runs through stage body and extends to the outside of stage body, it is fixedly connected with support leg on the right side of the expansion plate bottom, the bottom of the support leg is fixedly connected with first support, and the bottom of the first support is connected with the first idler wheel.The present invention is by being arranged being used cooperatively for stage body, expansion plate, support leg, first support, the first idler wheel, second support, the second idler wheel, sliding slot, thread bush, threaded rod, the first swingle, first gear, second gear, the second swingle, connecting rod, handle, the first link block, the second link block, movable plate, fixed block and fixed link, solve the problems, such as that existing classroom dais cannot increase usable floor area, the teacher platform, have the advantages of can increasing usable floor area, is worthy to be popularized.

Description

A kind of school of junior middle school teacher platform

Technical field

The present invention relates to teaching equipment technical field, specially a kind of school of junior middle school teacher platform.

Background technology

Dais is a kind of estrade above ground level, teaches or the people of lecture station is said above and the proper noun of teacher.

In present school, the usual structure very simple in dais of teachers, and also it is functional seldom, be exactly mostly The usable floor area of lectern, existing teacher platform is all changeless, cannot carry out the adjusting of size, when teachers, is needed Various books and tool are placed on dais, is easily placed in a jumble due to the use of area is smaller, is caused to find, waste religion Between class hour, the interruption of course can be caused, affect listening to the teacher for student.

Invention content

The purpose of the present invention is to provide a kind of school of junior middle school teacher platforms, have the advantages of can increasing usable floor area, Solve the problems, such as that existing classroom dais cannot increase usable floor area.

To achieve the above object, the present invention provides the following technical solutions：A kind of school of junior middle school teacher platform, including platform The inner cavity of body, the stage body is provided with expansion plate, and the right side of the expansion plate runs through stage body and extends to the outside of stage body, described It is fixedly connected with support leg on the right side of expansion plate bottom, the bottom of the support leg is fixedly connected with first support, and described first The bottom of holder is connected with the first idler wheel, and the front side and rear side on the left of the expansion plate have been fixedly connected with second support, Side of the second support far from expansion plate is connected with the second idler wheel, and the front side of the stage body inner cavity and rear side open up There is the sliding slot being used cooperatively with the second idler wheel, thread bush is fixedly connected on the left of the expansion plate bottom, the thread bush Inner cavity is provided with threaded rod, and the right side of the threaded rod is flexibly connected with the inner cavity of stage body, and the left side of the threaded rod, which is fixed, to be connected Be connected to the first swingle, the surface on the left of first swingle is arranged with first gear, the left side of first swingle with The inner wall of stage body is flexibly connected, and second gear is engaged on front side of the first gear, and the left side of the second gear, which is fixed, to be connected It is connected to the second swingle, the outside of stage body is through on the left of second swingle and is fixedly connected with connecting rod, the company Handle is connected on front side of extension bar, the left side of the stage body is fixedly connected sequentially has the first link block and second from bottom to up Link block is connected with movable plate on the left of second link block, is fixedly connected on the left of the movable plate bottom solid Determine block, be connected with fixed link on the left of first link block, the one end of the fixed link far from the first link block with it is solid Determine block flexible connection.

Preferably, the quantity of the support leg is two, and is uniformly distributed in the bottom on the right side of expansion plate, first rolling The bottom of wheel is contacted with ground, and second idler wheel is contacted close to the side of sliding slot inner wall with the inner wall of sliding slot.

Preferably, it is fixedly connected with baffle at the top of the stage body, first bearing seat is arranged on the right side of the threaded rod, The right side of first bearing seat is fixedly connected with the inner wall of stage body, and second bearing seat is arranged on the left of first swingle, the The left side of two bearing bracket is fixedly connected with the inner wall of stage body.

Preferably, the inner thread of the surface of the threaded rod and thread bush connect, the surface of second swingle with The junction of stage body is flexibly connected by bearing, and the front side of the connecting rod and the junction of handle are connected by the first pivot pin activity It connects.

Preferably, the left side with the junction of fixed link of first link block are flexibly connected by the second pivot pin, described The left side of second link block is flexibly connected with the junction of movable plate by third pivot pin.

Compared with prior art, beneficial effects of the present invention are as follows：

1, the present invention is by being arranged stage body, expansion plate, support leg, first support, the first idler wheel, second support, the second idler wheel, cunning Slot, thread bush, threaded rod, the first swingle, first gear, second gear, the second swingle, connecting rod, handle, the first connection Block, the second link block, movable plate, fixed block and fixed link are used cooperatively, and solving existing classroom dais cannot increase The problem of usable floor area, the teacher platform have the advantages of can increasing usable floor area, are worthy to be popularized.

2, the present invention can reinforce the stability of expansion plate by setting support leg, can be to dais by the way that baffle is arranged On article blocked, avoid the article in classroom from being dropped from table top, by be arranged handle can control expansion plate easily Move left and right, by be arranged movable plate, the usable floor area at dais can be increased, by be arranged fixed link, can to movable plate into Row is fixed, and the stability of movable plate is reinforced, and by the way that sliding slot and the second idler wheel is arranged, can be reduced and be rubbed to stage body, facilitate left and right The problem of moving, cannot increasing usable floor area to effective solution teacher platform.

Description of the drawings

Fig. 1 is schematic structural view of the invention；

Fig. 2 is the overhead sectional view of structure of the invention；

Fig. 3 is partial structurtes elevational cross-sectional view of the present invention；

Fig. 4 is the partial enlarged view of A in Fig. 1 of the present invention；

Fig. 5 is the partial enlarged view of B in Fig. 2 of the present invention.

In figure：1 stage body, 2 expansion plates, 3 support legs, 4 first supports, 5 first idler wheels, 6 second supports, 7 second idler wheels, 8 Sliding slot, 9 thread bush, 10 threaded rods, 11 first swingles, 12 first gears, 13 second gears, 14 second swingles, 15 connections Bar, 16 handles, 17 first link blocks, 18 second link blocks, 19 movable plates, 20 fixed blocks, 21 fixed links.

Specific implementation mode

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.

- 5 are please referred to Fig.1, a kind of school of junior middle school teacher platform, including stage body 1, the inner cavity of stage body 1 are provided with expansion plate 2, the right side of expansion plate 2 runs through stage body 1 and extends to the outside of stage body 1, and expansion plate is fixedly connected with support leg on the right side of 2 bottom 3, the bottom of support leg 3 is fixedly connected with first support 4, and the bottom of first support 4 is connected with the first idler wheel 5, expansion plate 2 The front side in left side and rear side have been fixedly connected with second support 6, and side of the second support 6 far from expansion plate 2 is connected with Second wheel 7, the front side of 1 inner cavity of stage body and rear side offer the sliding slot 8 being used cooperatively with the second idler wheel 7, the quantity of support leg 3 It is two, and is uniformly distributed in the bottom on 2 right side of expansion plate, the bottom of the first idler wheel 5 is contacted with ground, and the second idler wheel 7 is close The side of 8 inner wall of sliding slot is contacted with the inner wall of sliding slot 8, and thread bush 9 is fixedly connected on the left of 2 bottom of expansion plate, thread bush 9 Inner cavity is provided with threaded rod 10, and the right side of threaded rod 10 is flexibly connected with the inner cavity of stage body 1, and the left side of threaded rod 10 is fixedly connected There are the first swingle 11, the surface in 11 left side of the first swingle to be arranged with first gear 12, the left side of the first swingle 11 and platform The inner wall of body 1 is flexibly connected, and the top of stage body 1 is fixedly connected with baffle, and the right side of threaded rod 10 is arranged with first bearing seat, the The right side of one bearing block is fixedly connected with the inner wall of stage body 1, and the left side of the first swingle 11 is arranged with second bearing seat, the second axis The left side of bearing is fixedly connected with the inner wall of stage body 1, and the front side of first gear 12 is engaged with second gear 13, second gear 13 Left side is fixedly connected with the second swingle 14, and the surface of threaded rod 10 is connect with the inner thread of thread bush 9, the second swingle 14 Surface be flexibly connected by bearing with the junction of stage body 1, the front side of connecting rod 15 and the junction of handle 16 pass through first Pivot pin is flexibly connected, and the left side of the second swingle 14 is through to the outside of stage body 1 and is fixedly connected with connecting rod 15, connecting rod 15 Front side be connected with handle 16, the left side of stage body 1 is fixedly connected sequentially from bottom to up the first link block 17 and second company Block 18 is connect, the left side of the second link block 18 is connected with movable plate 19, and movable plate is fixedly connected with fixation on the left of 19 bottom The left side of block 20, the first link block 17 is connected with fixed link 21, the connection in the left side and fixed link 21 of the first link block 17 Place is flexibly connected by the second pivot pin, and the left side of the second link block 18 is connected with the junction of movable plate 19 by third pivot pin activity It connects, the one end of fixed link 21 far from the first link block 17 is flexibly connected with fixed block 20, by the way that support leg 3 is arranged, can be reinforced The stability of expansion plate 2 can block the article on dais by the way that baffle is arranged, the article in classroom avoided to be fallen from table top It falls, can control moving left and right for expansion plate 2 easily by the way that handle 16 is arranged, by the way that movable plate 19 is arranged, can increase and say The usable floor area of platform can be fixed movable plate 19, reinforce the stability of movable plate 19, lead to by the way that fixed link 21 is arranged Setting sliding slot 8 and the second idler wheel 7 are crossed, stage body 1 can be reduced and be rubbed, conveniently moved left and right, to effective solution teacher Dais cannot increase the problem of usable floor area, by the way that stage body 1, expansion plate 2, support leg 3, first support 4, the first idler wheel is arranged 5, second support 6, the second idler wheel 7, sliding slot 8, thread bush 9, threaded rod 10, the first swingle 11, first gear 12, second gear 13, the second swingle 14, connecting rod 15, handle 16, the first link block 17, the second link block 18, movable plate 19,20 and of fixed block Fixed link 21 is used cooperatively, and solves the problems, such as that existing classroom dais cannot increase usable floor area, the teacher platform, tool It standby the advantages of can increasing usable floor area, is worthy to be popularized.

In use, teacher is rotatablely connected bar 15 by handle 16, the rotation of the second swingle 14 is driven, second gear 13 is passed through First gear 12 is driven to rotate, first gear 12 drives threaded rod 10 to rotate by the first swingle 11, and thread bush 9 drives flexible Plate 2 moves right, and second support 6 is moved right by the second idler wheel 7 in 8 inner wall of sliding slot, and support leg 3 passes through 4 He of first support First idler wheel 5 moves right, and expansion plate 2 is slowly stretched out from the inner cavity of stage body 1, and user starts with 18 activity of the second link block even The movable plate 19 connect, lifts horizontal direction, fixed link 21 is started the right side for being inserted into fixed block 20, and support is played to movable plate 19 Effect, makes construction engineering cost budget dedicated have the advantages of can increasing usable floor area.

In summary：School of the junior middle school teacher platform, by the way that stage body 1, expansion plate 2, support leg 3, first support is arranged 4, the first idler wheel 5, second support 6, the second idler wheel 7, sliding slot 8, thread bush 9, threaded rod 10, the first swingle 11, first gear 12, second gear 13, the second swingle 14, connecting rod 15, handle 16, the first link block 17, the second link block 18, movable plate 19, fixed block 20 and fixed link 21 are used cooperatively, and solve the problems, such as that existing classroom dais cannot increase usable floor area.

It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace And modification, the scope of the present invention is defined by the appended.

Claims

1. a kind of school of junior middle school teacher platform, including stage body（1）, it is characterised in that：The stage body（1）Inner cavity be provided with and stretch Contracting plate（2）, the expansion plate（2）Right side run through stage body（1）And extend to stage body（1）Outside, the expansion plate（2）Bottom Right side be fixedly connected with support leg（3）, the support leg（3）Bottom be fixedly connected with first support（4）, described first Frame（4）Bottom be connected with the first idler wheel（5）, the expansion plate（2）The front side in left side and rear side have been fixedly connected with Two holders（6）, the second support（6）Far from expansion plate（2）Side be connected with the second idler wheel（7）, the stage body（1） The front side of inner cavity and rear side offer and the second idler wheel（7）The sliding slot being used cooperatively（8）, the expansion plate（2）A left side for bottom Side is fixedly connected with thread bush（9）, the thread bush（9）Inner cavity be provided with threaded rod（10）, the threaded rod（10）The right side Side and stage body（1）Inner cavity flexible connection, the threaded rod（10）Left side be fixedly connected with the first swingle（11）, described One swingle（11）The surface in left side is arranged with first gear（12）, first swingle（11）Left side and stage body（1）'s Inner wall is flexibly connected, the first gear（12）Front side be engaged with second gear（13）, the second gear（13）Left side It is fixedly connected with the second swingle（14）, second swingle（14）Left side be through to stage body（1）Outside and fixed connect It is connected to connecting rod（15）, the connecting rod（15）Front side be connected with handle（16）, the stage body（1）Left side from down toward On be fixedly connected sequentially and have the first link block（17）With the second link block（18）, second link block（18）Left side activity connect It is connected to movable plate（19）, the movable plate（19）Fixed block is fixedly connected on the left of bottom（20）, first link block （17）Left side be connected with fixed link（21）, the fixed link（21）Far from the first link block（17）One end and fixed block （20）Flexible connection.

2. a kind of school of junior middle school teacher platform according to claim 1, it is characterised in that：The support leg（3）Number Amount is two, and is uniformly distributed in expansion plate（2）The bottom on right side, first idler wheel（5）Bottom contacted with ground, it is described Second idler wheel（7）Close to sliding slot（8）The side of inner wall and sliding slot（8）Inner wall contact.

3. a kind of school of junior middle school teacher platform according to claim 1, it is characterised in that：The stage body（1）Top It is fixedly connected with baffle, the threaded rod（10）Right side be arranged with first bearing seat, the right side of first bearing seat and stage body（1） Inner wall be fixedly connected, first swingle（11）Left side be arranged with second bearing seat, the left side of second bearing seat and platform Body（1）Inner wall be fixedly connected.

4. a kind of school of junior middle school teacher platform according to claim 1, it is characterised in that：The threaded rod（10）Table Face and thread bush（9）Inner thread connection, second swingle（14）Surface and stage body（1）Junction pass through bearing Flexible connection, the connecting rod（15）Front side and handle（16）Junction be flexibly connected by the first pivot pin.

5. a kind of school of junior middle school teacher platform according to claim 1, it is characterised in that：First link block（17） Left side and fixed link（21）Junction be flexibly connected by the second pivot pin, second link block（18）Left side with activity Plate（19）Junction be flexibly connected by third pivot pin.