CN210804882U

CN210804882U - Link plate device convenient to international trade is given lessons and is used

Info

Publication number: CN210804882U
Application number: CN201922053268.2U
Authority: CN
Inventors: 何良君
Original assignee: Yunnan Land and Resources Vocational College
Current assignee: Yunnan Land and Resources Vocational College
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-06-19
Anticipated expiration: 2029-11-25

Abstract

The utility model discloses a hanging plate device convenient for international trade teaching, which comprises a bottom plate, a ball screw sliding table and a hanging plate, wherein the two sides of the upper surface of the bottom plate are symmetrically provided with one end of a supporting plate, the other end of the supporting plate is fixedly provided with a top plate, the middle position of the upper surface of the bottom plate is provided with a driving motor, one end of the ball screw sliding table is fixedly arranged on the driving motor, the other end of the ball screw sliding table is vertically and fixedly arranged on the top plate, the output end of the driving motor is fixedly connected with the bottom end of a rotating screw rod of the ball screw sliding table, the utility model can control the rising and falling of the hanging plate only by stepping on a rebound pedal to press a forward rotation button or a reverse rotation button, the height of the hanging plate is conveniently and quickly controlled, the teaching efficiency of a classroom is improved, and the distance between, the hanging plates with different heights can be fixed, and the practicability of the whole device is improved.

Description

Link plate device convenient to international trade is given lessons and is used

Technical Field

The utility model relates to a teaching aid equipment technical field, concrete field is a link plate device convenient to international trade is given lessons and is used.

Background

The basic operation law and the practical operation of international trade are particularly important in the current global context of economy, so students in the profession of human resources must know and master the basic foreign trade system and foreign trade policy of the country, and provide reference for talent selection and management of enterprises.

International trade's mr is at the in-process of giving lessons, generally adopt the lecture method, through the mode that utilizes the link plate to write the text for student's teaching experience, the device of current fixed link plate is in the use, it is clearer to make things convenient for the student to see, all will transfer the link plate to suitable height after writing at every turn, and current device is adjusted very waste time, the efficiency of giving lessons in class has been reduced, and current device can only fix the link plate of the same height, have the limitation in the use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a link plate device convenient to international trade is given lessons and is used to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a hanging plate device convenient for international trade teaching comprises a bottom plate, a ball screw sliding table and a hanging plate, wherein one end of a supporting plate is symmetrically arranged on two sides of the upper surface of the bottom plate, a top plate is fixedly arranged on the other end of the supporting plate, a driving motor is arranged in the middle of the upper surface of the bottom plate, one end of the ball screw sliding table is fixedly arranged on the driving motor, the other end of the ball screw sliding table is vertically and fixedly arranged on the top plate, the output end of the driving motor is fixedly connected with the bottom end of a rotating screw rod of the ball screw sliding table, one end of a telescopic cylinder is fixedly connected with the top end surface of the sliding table of the ball screw sliding table, one end of a telescopic rod is slidably connected inside the telescopic cylinder, the other end of the telescopic rod penetrates through the other end of the telescopic cylinder, an upper positioning beam is, go up the locating beam and all be equipped with the constant head tank with the relative face of locating beam down, both sides the backup pad is close to the one side of last locating beam and all is equipped with the slide rail, the both ends face of going up the locating beam and the upside that is located the constant head tank all are equipped with the pulley, pulley sliding connection is in the slide rail with one side, the upper and lower both ends of link plate set up respectively in the constant head tank of both sides from top to bottom, the one side symmetry that goes up the locating beam and keep away from ball screw slip table is equipped with the screw hole with the constant head tank intercommunication, screw hole female connection has the screw of fastening link plate, upper surface one side of bottom plate is equipped with corotation button and reversal button.

Preferably, a suction disc is fixedly installed at one end, located inside the positioning groove, of the screw.

Preferably, a handle is fixedly mounted at one end of the screw, which is located outside the positioning groove.

Preferably, the length of the upper positioning beam is greater than the length of the lower positioning beam.

Preferably, rebound pedals are arranged on the upper surface of the bottom plate and at positions close to the forward rotation button and the reverse rotation button.

Preferably, the forward rotation button and the reverse rotation button are respectively arranged at the lower side of the pressing end of the rebound pedal close to the forward rotation button and the reverse rotation button.

Preferably, the universal wheels are arranged at four corners of the lower surface of the bottom plate.

Compared with the prior art, the beneficial effects of the utility model are that: a hanging plate device convenient for international trade teaching is provided, which can support a driving motor and a ball screw sliding table through the matching arrangement of a bottom plate, a supporting plate and a top plate, can drive the sliding table of the ball screw sliding table to move upwards or downwards through the driving motor, can play a role of up-down clamping for the hanging plate through the matching arrangement of an upper positioning beam, a lower positioning beam and a positioning groove, can adjust the distance between the upper positioning beam and the lower positioning beam through the matching arrangement of a telescopic cylinder and a telescopic rod so as to accord with the clamping hanging plate with different sizes, can adjust the distance between the upper positioning beam and the lower positioning beam through the matching arrangement of a screw, a sucker and a handle, when the handle is screwed in the locking direction, the screw rotates in a threaded hole, the sucker can stabilize the hanging plate between the upper positioning beam and the lower positioning beam, can play a role of guiding for the upper positioning beam through the matching arrangement of a slide rail and a pulley, and can conveniently lead a teacher to step on a button and reverse button, the utility model discloses only need press corotation button or reversal button through stepping on the bounce-back footboard and just can control rising and the decline of link plate, convenient and fast when control link plate height has improved the efficiency of giving lessons in classroom to go up the distance between locating beam and the lower locating beam and can adjust, all can fix the link plate of co-altitude not, improved the practicality of whole device.

Drawings

FIG. 1 is a schematic view of the hanging plate of the present invention;

FIG. 2 is a schematic view of the hanging plate of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

fig. 4 is the structural schematic diagram of the upper positioning beam and the positioning groove of the present invention.

In the figure: 1-bottom plate, 2-supporting plate, 3-top plate, 4-driving motor, 5-ball screw sliding table, 6-telescopic cylinder, 7-telescopic rod, 8-upper positioning beam, 9-lower positioning beam, 10-positioning groove, 11-sliding rail, 12-pulley, 13-hanging plate, 14-screw, 15-forward rotation button, 16-reverse rotation button, 17-suction cup, 18-handle, 19-rebound pedal and 20-universal wheel.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a hanging plate device convenient for international trade teaching, in figure 1, comprising a bottom plate 1, a ball screw sliding table 5 and a hanging plate 13, wherein one end of a supporting plate 2 is symmetrically arranged at two sides of the upper surface of the bottom plate 1, a top plate 3 is fixedly arranged at the other end of the supporting plate 2, a driving motor 4 is arranged at the middle position of the upper surface of the bottom plate 1, one end of the ball screw sliding table 5 is fixedly arranged on the driving motor 4, the other end of the ball screw sliding table 5 is vertically and fixedly arranged on the top plate 3, the output end of the driving motor 4 is fixedly connected with the bottom end of a rotating screw rod of the ball screw sliding table 5, in figure 2, one end of a telescopic cylinder 6 is fixedly connected with the top end surface of the ball screw sliding table 5, one end of a telescopic rod 7 is slidably connected inside the telescopic cylinder 6, the other end of the telescopic rod 7 penetrates through the other end of the telescopic cylinder 6 and, go up locating beam 8 and all be equipped with constant head tank 10 with the face that locating beam 9 is relative down, the one side that backup pad 2 of both sides is close to last locating beam 8 all is equipped with slide rail 11, in fig. 4, the both ends face of going up locating beam 8 and the upside that is located constant head tank 10 all are equipped with pulley 12, pulley 12 sliding connection is in slide rail 11 with one side, the upper and lower both ends of link plate 13 set up respectively in the constant head tank 10 of both sides about, the one side symmetry that ball screw slip table 5 was kept away from to last locating beam 8 is equipped with the screw hole that communicates with constant head tank 10, screw hole female connection has the screw 14 of fastening link plate 13, in fig. 3, upper surface one side of bottom plate 1 is equipped with corotation button 15 and reversal button 16, corotation button.

Specifically, the end of the screw 14 located inside the positioning groove 10 is fixedly provided with a suction cup 17 for increasing the locking area of the locking end and increasing the stability of the hanging plate 13.

Specifically, a handle 18 is fixedly mounted at one end of the screw 14 located outside the positioning slot 10, so as to facilitate screwing the screw 14.

Specifically, the length of the upper positioning beam 8 is greater than the length of the lower positioning beam 9.

Specifically, a rebound pedal 19 is provided on the upper surface of the base plate 1 at positions close to the normal rotation button 15 and the reverse rotation button 16.

Specifically, the forward rotation button 15 and the reverse rotation button 16 are respectively provided below the pressing end of the rebound pedal 19, and the rebound pedal 19 facilitates the teacher to step on the forward rotation button 15 and the reverse rotation button 16 to adjust the height of the hanging plate 13.

Particularly, the universal wheels 20 are arranged at the four corners of the lower surface of the bottom plate 1, so that the whole device can be moved conveniently.

The working principle is as follows: in the utility model, the bottom plate 1, the supporting plate 2 and the top plate 3 are matched to support the driving motor 4 and the ball screw sliding table 5, meanwhile, the output end of the driving motor 4 is fixedly connected with the screw rod rotating end of the ball screw sliding table 5, the ball screw sliding table 5 is the prior art, when the forward rotation button 15 is pressed all the time, the driving motor 4 operates in forward rotation to move the sliding table driving the ball screw sliding table 5 upwards, when the reverse rotation button 16 is pressed all the time, the driving motor 4 operates in reverse rotation to move the sliding table driving the ball screw sliding table 5 downwards, the upper positioning beam 8, the lower positioning beam 9 and the positioning groove 10 are matched to clamp the hanging plate 13 up and down, the distance between the upper positioning beam 8 and the lower positioning beam 9 can be adjusted through the matching arrangement of the telescopic cylinder 6 and the telescopic rod 7, so as to clamp the hanging plates 13 in different sizes, through the cooperation setting of screw 14, sucking disc 17 and handle 18, when screwing handle 18 to the direction of locking, screw 14 is at the screw internal rotation, sucking disc 17 will make link plate 13 stabilize between last locating beam 8 and lower locating beam 9, through the cooperation setting of slide rail 11 and pulley 12, can play the effect of direction to last locating beam 8, make things convenient for the teacher to step on corotation button 15 and reversal button 16 through bounce-back footboard 19 and adjust the height of link plate 13, because the teacher is giving lessons in the course of giving lessons, both hands generally can take books or teaching rod, if control the height of link plate 13, will seem in disorder, adopt pedal mode to control the height of link plate, the trick is used simultaneously, the branch worker is clear, the lecture process also can not consequently interrupt, the utility model discloses only need press corotation button 15 or reversal button 16 through moving bounce-back footboard 19 and just can control the rising and descending of link plate 13, convenient and fast when control link plate 13 height has improved the efficiency of giving lessons in classroom to the distance between last locating beam 8 and the locating beam 9 down can be adjusted, can all fix link plate 13 to different heights, has improved the practicality of whole device.

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. The utility model provides a link plate device convenient to international trade is given lessons and is used, includes bottom plate (1), ball screw slip table (5) and link plate (13), its characterized in that: the upper surface bilateral symmetry of bottom plate (1) is equipped with the one end of backup pad (2), the other end fixed mounting of backup pad (2) has roof (3), the upper surface intermediate position of bottom plate (1) is equipped with driving motor (4), the one end fixed mounting of ball screw slip table (5) is on driving motor (4), the vertical fixed mounting of the other end of ball screw slip table (5) is on roof (3), the output of driving motor (4) and the rotation lead screw bottom fixed connection of ball screw slip table (5), the slip table top end face fixed connection of ball screw slip table (5) has the one end of telescopic cylinder (6), the inside sliding connection of telescopic cylinder (6) has the one end of telescopic link (7), the other end of telescopic link (7) runs through the other end and the horizontal fixed mounting that wear telescopic cylinder (6) has last locating beam (8), a lower positioning beam (9) is horizontally and fixedly installed on a sliding table top of the ball screw sliding table (5), positioning grooves (10) are formed in the surfaces, opposite to the lower positioning beam (9), of the upper positioning beam (8), sliding rails (11) are arranged on the two sides of the supporting plate (2) close to the upper positioning beam (8), pulleys (12) are arranged on the two end surfaces of the upper positioning beam (8) and on the upper sides of the positioning grooves (10), the pulleys (12) are connected in the sliding rails (11) on the same side in a sliding mode, the upper end and the lower end of the hanging plate (13) are respectively arranged in the positioning grooves (10) on the upper side and the lower side, threaded holes communicated with the positioning grooves (10) are symmetrically formed in the surface, far away from the ball screw sliding table (5), screws (14) for fastening the hanging plate (13) are connected in the threaded holes, a forward rotation button (15) and a reverse rotation button (16) are arranged on one side of, the forward rotation button (15) and the reverse rotation button (16) are electrically connected with the driving motor (4).

2. A hanging plate device convenient for international trade teaching according to claim 1, wherein: and a sucker (17) is fixedly arranged at one end of the screw (14) positioned in the positioning groove (10).

3. A hanging plate device convenient for international trade teaching according to claim 2, wherein: and a handle (18) is fixedly arranged at one end of the screw (14) positioned outside the positioning groove (10).

4. A hanging plate device convenient for international trade teaching according to claim 1, wherein: the length of the upper positioning beam (8) is greater than that of the lower positioning beam (9).

5. A hanging plate device convenient for international trade teaching according to claim 1, wherein: and rebound pedals (19) are arranged on the upper surface of the bottom plate (1) and at positions close to the forward rotation button (15) and the reverse rotation button (16).

6. A hanging plate device convenient for international trade teaching according to claim 5, wherein: the forward rotation button (15) and the reverse rotation button (16) are respectively arranged at the lower side of the pressing end of the rebound pedal (19).

7. A hanging plate device convenient for international trade teaching according to claim 1, wherein: the universal wheels (20) are arranged at the four corners of the lower surface of the bottom plate (1).