CN210535280U

CN210535280U - College english teacher subject knowledge evaluation system propaganda device

Info

Publication number: CN210535280U
Application number: CN201921148861.9U
Authority: CN
Inventors: 曾薇薇
Original assignee: Wuhan Donghu University
Current assignee: Wuhan Donghu University
Priority date: 2019-07-22
Filing date: 2019-07-22
Publication date: 2020-05-15
Anticipated expiration: 2029-07-22

Abstract

The utility model discloses a college english teacher's subject knowledge evaluation system propaganda device, including support, rolling poster and screw, the winding reel is installed on the top of support, the side-mounting of winding reel has the motor, the output of motor is connected with the output pivot, the one end welding of output pivot has the rolling axle, the surface bonding of rolling poster has the air brushing face, the other end bolted connection of rolling poster has the rubber stick, locating hole iron prop is all installed at the both ends of rubber stick, the screw hole seat is all installed to the side of support, threaded connection has adjusting bolt on the screw hole seat, adjusting bolt's one end is supported in the locating hole iron prop. The utility model discloses, control switch and make the motor begin work, and then make the rolling axle carry out positive and negative commentaries on classics, realize making things convenient for people to watch the rolling poster to the rolling poster and expand, the reel is protected the rolling poster simultaneously, avoids falling into of dust.

Description

College english teacher subject knowledge evaluation system propaganda device

Technical Field

The utility model relates to an english knowledge propaganda technical field specifically is a college english teacher subject knowledge evaluation system propaganda device.

Background

English (English) is a language in the european family-the japanese language family, and consists of 26 letters, the English letters are derived from the latin letters, the latin letters are derived from the greek letters, and the greek letters are evolved from the peroneassino letters. English is the official language specified internationally (as the native language) and is also the most widely used language in the world. And English knowledge propaganda often uses propaganda device, makes things convenient for people's watching.

Traditional propaganda device function is comparatively single, easily adheres to the dust and easily takes place the damage when propaganda poster does not use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a college english teacher's subject knowledge evaluation system propaganda device aims at improving propaganda device function comparatively single, easily adheres to dust and easily takes place damaged problem when propaganda poster does not use.

The utility model discloses a realize like this:

a propaganda device of a college English teacher subject knowledge evaluation system comprises a support, a winding poster and screws, wherein a winding drum is installed at the top end of the support, a motor is installed on the side surface of the winding drum, the output end of the motor is connected with an output rotating shaft, a winding shaft is welded at one end of the output rotating shaft, the winding shaft is located in the winding drum, a bearing seat is installed on the inner side of the winding drum, one end of the winding shaft is connected with the bearing seat, one end of the winding poster is connected with the winding shaft through two screws, a spray painting surface is bonded on the surface of the winding poster, an inlet and an outlet are formed in the bottom end surface of the winding drum, a rubber rod is connected with the other end of the winding poster through bolts, positioning hole iron columns are installed at two ends of the rubber rod, a screw hole seat is installed on the side surface of the support, one end of the adjusting bolt is abutted to the positioning hole iron column.

Furthermore, two supporting bottom plates are installed at the bottom end of the support, and movable trundles are installed at four corners of the bottom end of each supporting bottom plate.

Furthermore, the motor is connected with a connecting wire, and one end of the connecting wire is connected with a control switch.

Further, two magnet pieces are installed to the bottom of the winding drum, the magnet piece is located the both ends of importing and exporting, two import and export respectively with two locating hole iron posts corresponding.

Furthermore, the winding drum is of a double-layer structure, and a reinforcing plate is arranged at the interlayer of the winding drum.

Furthermore, install thermal-insulated dust cover on the motor, and thermal-insulated dust cover is bilayer structure.

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

(1) The utility model discloses a take-up reel, including a take-up reel, a motor, a winding shaft, two screws, be connected with the connecting wire on the motor, the output of motor is connected with the output pivot, and the one end welding of output pivot has the rolling axle, be connected through two screws between the one end of rolling poster and the rolling axle, be connected with the connecting wire on the motor simultaneously, the one end of connecting wire is connected with control switch, it makes the motor begin work to control switch, and then make the rolling axle carry out positive and negative commentaries on classics, realize rolling and the expansion to the rolling poster, make things convenient for people to watch the rolling poster, the take.

(2) All install the screw hole seat through the side of support, threaded connection has adjusting bolt on the screw hole seat, and the other end bolted connection of rolling poster has the rubber stick, and the locating hole iron prop is all installed at the both ends of rubber stick, and when the rolling poster was in the expansion state, rotate two adjusting bolt and support in two locating hole iron props, make the rolling poster spread completely and open, the homoplasy has guaranteed the steadiness of rolling poster, makes things convenient for student's watching.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a side view of the present invention;

figure 3 is the utility model discloses a rolling poster structure schematic diagram.

In the figure: 1. a support; 2. rolling up a poster; 3. adjusting the bolt; 4. a support base plate; 5. a movable caster; 6. a rubber rod; 7. positioning the hole iron column; 8. a control switch; 9. a connecting wire; 10. a motor; 11. an output shaft; 12. a magnet block; 13. winding the roll; 14. an inlet and an outlet; 15. a winding shaft; 16. a bearing seat; 17. a screw hole seat; 18. a screw; 19. painting surface; 20. a heat-insulating dust cover.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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. 1-3, a propaganda device of a college English teacher subject knowledge evaluation system comprises a support 1, a winding poster 2 and screws 18, wherein a winding drum 13 is installed at the top end of the support 1, a motor 10 is installed on the side surface of the winding drum 13, the motor 10 is an asynchronous motor and adopts a Y-160M 1-2 motor, the output end of the motor 10 is connected with an output rotating shaft 11, a winding shaft 15 is welded at one end of the output rotating shaft 11, the winding shaft 15 is positioned in the winding drum 13, a bearing seat 16 is installed on the inner side of the winding drum 13, one end of the winding shaft 15 is connected with the bearing seat 16, one end of the winding poster 2 is connected with the winding shaft 15 through two screws 18, the motor 10 is installed on the side surface of the winding drum 13, the output end of the motor 10 is connected with the output rotating shaft 11, and the winding shaft 15, one end of the winding poster 2 is connected with a winding shaft 15 through two screws 18, a connecting wire 9 is connected on the motor 10, one end of the connecting wire 9 is connected with a control switch 8, the control switch 8 is controlled to enable the motor 10 to start working, and further the winding shaft 15 rotates forwards and backwards to realize winding and unfolding of the winding poster 2, so that people can watch the winding poster 2 conveniently, meanwhile, a winding drum 13 protects the winding poster 2 to prevent dust from falling in, a spray painting surface 19 is bonded on the surface of the winding poster 2, an inlet and an outlet 14 are formed in the bottom end surface of the winding drum 13, a rubber rod 6 is connected with the other end of the winding poster 2 through a bolt, positioning hole iron columns 7 are respectively arranged at two ends of the rubber rod 6, a screw hole seat 17 is respectively arranged at the side surface of the support 1, an adjusting bolt 3 is connected with the screw hole seat 17 through a thread, one end, all install screw seat 17 through the side of support 1, threaded connection has adjusting bolt 3 on screw seat 17, and rolling poster 2's other end bolted connection has rubber rod 6, locating hole iron prop 7 is all installed at the both ends of rubber rod 6, when rolling poster 2 is in the expansion state, rotate two adjusting bolt 3 and support in two locating hole iron props 7, make rolling poster 2 spread completely and open, the industry has guaranteed rolling poster 2's steadiness, make things convenient for student's watching.

Two supporting baseplate 4 are installed to 1 bottom of support, and movable truckle 5 is all installed to four corners in the bottom of supporting baseplate 4, all installs movable truckle 5 through four corners in the bottom of two supporting baseplate 4, makes the propaganda device remove convenience very.

Be connected with connecting wire 9 on the motor 10, the one end of connecting wire 9 is connected with control switch 8, controls control switch 8 and is convenient for to the control of motor 10.

Two magnet blocks 12 are installed to the bottom of the winding drum 13, magnet block 12 is located the both ends of importing and exporting 14, two import and export 14 are corresponding with two locating hole iron posts 7 respectively, because two magnet blocks 12 are installed to the bottom of winding drum 13, and two magnet blocks 12 are corresponding with two locating hole iron posts 7, when rolling up poster 2, two locating hole iron posts 7 adsorb respectively on two magnet blocks 12, avoid rolling poster 2 to appear not hard up.

The winding drum 13 is of a double-layer structure, the interlayer of the winding drum 13 is provided with a reinforcing plate, and the interlayer of the winding drum 13 is provided with the reinforcing plate, so that the winding drum 13 is firmer.

Install thermal-insulated dust cover 20 on the motor 10, and thermal-insulated dust cover 20 is bilayer structure, through installing thermal-insulated dust cover 20 on the motor 10, plays good protection dustproof effect to motor 10.

The working principle is as follows: in the use process of the propaganda device, movable casters 5 are mounted at four corners of the bottom end of two support base plates 4, the propaganda device is moved to a specified position, a motor 10 is connected with a connecting wire 9, one end of the connecting wire 9 is connected with a control switch 8, the motor 10 is operated by controlling the control switch 8, the output end of the motor 10 is connected with an output rotating shaft 11, one end of the output rotating shaft 11 is welded with a winding shaft 15, one end of the winding poster 2 is connected with the winding shaft 15 through two screws 18, so that the winding and the unwinding of the winding poster 2 are facilitated, people can watch the winding poster 2 conveniently, meanwhile, a winding drum 13 protects the winding poster 2 to avoid dust falling, when the winding poster 2 is in the unwinding state, the other end of the winding poster 2 is bolted with a rubber rod 6, and positioning hole iron columns 7 are mounted at two ends of the rubber rod, two adjusting bolt 3 of manual regulation make its one end support in two locating hole iron prop 7, make rolling poster 2 be in the state of opening completely, rolling poster 2 steadiness has also been guaranteed, make things convenient for student's watching, when not using propaganda device, 2 rolling of rolling poster are in a rolling section of thick bamboo 13, two magnet piece 12 are installed to a rolling section of thick bamboo 13's bottom, two magnet piece 12 adsorb two locating hole iron prop 7, the realization is fixed to rubber stick 6, the practicality of colleges and universities english teacher's academic or vocational study knowledge evaluation system propaganda device has been improved.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a college english teacher subject knowledge evaluation system propaganda device, includes support (1), rolling poster (2) and screw (18), its characterized in that: the device is characterized in that a winding drum (13) is installed at the top end of the support (1), a motor (10) is installed on the side face of the winding drum (13), an output rotating shaft (11) is connected to the output end of the motor (10), a winding shaft (15) is welded to one end of the output rotating shaft (11), the winding shaft (15) is located in the winding drum (13), a bearing seat (16) is installed on the inner side of the winding drum (13), one end of the winding shaft (15) is connected with the bearing seat (16), one end of the winding poster (2) is connected with the winding shaft (15) through two screws (18), a spray painting surface (19) is bonded on the surface of the winding poster (2), an inlet and an outlet (14) are formed in the bottom end face of the winding drum (13), a rubber rod (6) is connected to the other end of the winding poster (2) through bolts, positioning hole iron columns (7) are installed at, the side of support (1) all installs screw hole seat (17), threaded connection has adjusting bolt (3) on screw hole seat (17), the one end of adjusting bolt (3) supports in locating hole iron prop (7).

2. The propaganda device of the college English teacher subject knowledge evaluation system according to claim 1, wherein two supporting bottom plates (4) are installed at the bottom end of the support (1), and movable casters (5) are installed at four corners of the bottom end of each supporting bottom plate (4).

3. The propaganda device of the college English teacher subject knowledge evaluation system according to claim 1, wherein a connecting wire (9) is connected to the motor (10), and a control switch (8) is connected to one end of the connecting wire (9).

4. The propaganda device of the college English teacher's subject knowledge evaluation system according to claim 1, wherein two magnet blocks (12) are installed at the bottom end of the winding drum (13), the magnet blocks (12) are located at two ends of an inlet and outlet (14), and the two inlet and outlet (14) correspond to two positioning hole iron columns (7) respectively.

5. The propaganda device of the college English teacher's knowledge assessment system according to claim 1, wherein the winding drum (13) is a double-layer structure, and a reinforcing plate is installed at the interlayer of the winding drum (13).

6. The propaganda device of the college English teacher's knowledge assessment system according to claim 1, wherein the motor (10) is mounted with a heat and dust insulation cover (20), and the heat and dust insulation cover (20) has a double-layer structure.