CN210574370U

CN210574370U - Electronic commerce teaching device

Info

Publication number: CN210574370U
Application number: CN201921787596.9U
Authority: CN
Inventors: 周彬彬
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-05-19
Anticipated expiration: 2029-10-23

Abstract

The utility model discloses an electronic commerce teaching device, comprising a base plate, the first baffle of side fixedly connected with of bottom plate, the top of first baffle is provided with first spout, first motor is installed to the bottom of first baffle, the output shaft of first motor inserts in the first spout and is connected with the lead screw. The utility model discloses set up first motor, second motor, pneumatic cylinder, fan and protection cloth and drive the lead screw through first motor and make protection cloth move down, the second motor drives the pivot and drives protection cloth and unreel, protects the display screen when the device is idle, avoids the mistake to touch and leads to the display screen to damage, improves device life; through setting up fan, brush board and tuber pipe, discharge the formation negative pressure through the air of fan in to the tuber pipe, collect the dust when brushing the first clearance of head, can carry out the dust clearance to the display screen, keep the clean degree of display screen.

Description

Electronic commerce teaching device

Technical Field

The utility model relates to a teaching technical field especially relates to an electronic commerce teaching device.

Background

The electronic commerce refers to the commerce activity which takes the information network technology as a means and takes commodity exchange as a center; the method can also be understood as the transaction activities and related service activities performed in an electronic transaction mode on the Internet, an intranet and a value-added network, and is electronization, networking and informatization of each link of the traditional commercial activities; the commercial behaviors using the internet as a medium all belong to the category of electronic commerce.

Electronic commerce teaching in-process often need look the supplementary teaching of screen demonstration, and the display screen is generally installed in the classroom, owing to lack dust keeper, inevitable dust that glues on the display screen, and these dust cleanups waste time and energy, seriously influence teaching efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an electronic commerce teaching device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an electronic commerce teaching device comprises a bottom plate, wherein a first baffle is fixedly connected to the side surface of the bottom plate, a first chute is arranged at the top of the first baffle, a first motor is installed at the bottom of the first baffle, an output shaft of the first motor is inserted into the first chute and connected with a lead screw, a second slider is sleeved on the lead screw through threads, a second baffle is fixedly connected to the side surface of the bottom plate away from the first baffle, a second chute is formed in the second baffle, a fixed shaft is fixedly connected to the inside of the second chute, a first slider is movably sleeved on the fixed shaft, a shell is installed between the first slider and the second slider, the shell is of a hollow cuboid structure, a first filter screen is installed inside the shell, a spring is fixed to the bottom of the first filter screen, a brush plate is installed at the bottom of the spring, and an air pipe is arranged inside the shell, the utility model discloses a dust collecting box, including casing, tuber pipe, dust collecting box, pneumatic cylinder, piston rod, first baffle, output shaft fixedly connected with pivot, the side of casing is fixed with the dust collecting box, the tuber pipe runs through the side of casing and inserts in the dust collecting box, the side of dust collecting box runs through there is the frame, the inside of frame is provided with the fan, the side fixedly connected with second filter screen of frame, the pneumatic cylinder is installed to the bottom of dust collecting box, the piston rod of pneumatic cylinder inserts the inside and the fixed connection of dust collecting box in brush head, the side-mounting of first baffle has the second motor, the output shaft fixedly connected with pivot of second motor, the pivot runs through first baffle and rotates with the second baffle to be connected, be connected with the roller through flat key in the pivot.

Preferably, the axial direction of the screw rod is parallel to the axial direction of the fixed shaft, and the screw rod and the fixed shaft are both parallel to the side face of the bottom plate.

Preferably, the front surface of the bottom plate is provided with a display screen, and the brush plate is connected with the display screen in a sliding manner.

Preferably, the air pipe is provided with a plurality of air nozzles.

Preferably, the second filter screen is made of metal materials, and the air inlet of the fan is parallel to the second filter screen.

Preferably, the diameter of the filter holes of the first filter screen is larger than that of the filter holes of the second filter screen.

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

in the utility model, the first motor, the second motor, the hydraulic cylinder, the fan and the protective cloth are arranged to drive the lead screw through the first motor to enable the protective cloth to move downwards, the second motor drives the rotating shaft to drive the protective cloth to unreel, the display screen is protected when the device is idle, the display screen is prevented from being damaged due to accidental touch, and the service life of the device is prolonged; through setting up fan, brush board and tuber pipe, discharge the formation negative pressure through the air of fan in to the tuber pipe, collect the dust when brushing the first clearance of head, can carry out the dust clearance to the display screen, keep the clean degree of display screen.

Drawings

Fig. 1 is a schematic structural view of an electronic commerce teaching device provided by the present invention;

fig. 2 is a cross-sectional view of a side of an electronic commerce teaching device provided by the present invention;

fig. 3 is a top cross-sectional view of the housing of the electronic commerce teaching device provided by the present invention.

In the figure: the device comprises a base plate 1, a first baffle 2, a screw rod 3, a first motor 4, a display screen 5, a second baffle 6, a fixed shaft 7, a shell 8, a first filter screen 9, an air pipe 10, an air nozzle 11, a spring 12, a brush plate 13, a dust collecting box 14, a frame 15, a fan 16, a second filter screen 17, a brush head 18, a hydraulic cylinder 19, a first sliding block 20, a rotating shaft 21, a roller shaft 22, a second sliding block 23 and a second motor 24.

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.

Referring to fig. 1-3, an electronic commerce teaching device comprises a bottom plate 1, a first baffle 2 is fixedly connected to the side surface of the bottom plate 1, a first chute is arranged at the top of the first baffle 2, a first motor 4 is installed at the bottom of the first baffle 2, an output shaft of the first motor 4 is inserted into the first chute and is connected with a lead screw 3, a second slider 23 is sleeved on the lead screw 3 through threads, a second baffle 6 is fixedly connected to the side surface of the bottom plate 1 away from the first baffle 2, a second chute is arranged on the second baffle 6, a fixed shaft 7 is fixedly connected inside the second chute, a first slider 20 is movably sleeved on the fixed shaft 7, a shell 8 is installed between the first slider 20 and the second slider 23, the shell 8 is of a hollow cuboid structure, a first filter screen 9 is installed inside the shell 8, a spring 12 is fixed at the bottom of the first filter screen 9, and a brush plate 13 is installed at the bottom of the spring 12, the inside of casing 8 is provided with tuber pipe 10, the side of casing 8 is fixed with dust collection box 14, tuber pipe 10 runs through the side of casing 8 and inserts in the dust collection box 14, frame 15 has been run through to the side of dust collection box 14, the inside of frame 15 is provided with fan 16, the side fixedly connected with second filter screen 17 of frame 15, pneumatic cylinder 19 is installed to the bottom of dust collection box 14, the piston rod of pneumatic cylinder 19 inserts the inside and the fixed connection in brush head 18 of dust collection box 14, the side-mounting of first baffle 2 has second motor 24, the output shaft fixedly connected with pivot 21 of second motor 24, pivot 21 runs through first baffle 2 and is connected with second baffle 6 rotation, be connected with roller 22 through the parallel key in the pivot 21, the winding has protective cloth on the roller 22, protective cloth's one end and casing 8 fixed connection.

The axial direction of the screw rod 3 is parallel to the axial direction of the fixed shaft 7, and both the screw rod 3 and the fixed shaft 7 are parallel to the side surface of the bottom plate 1.

Wherein, the front of bottom plate 1 is installed display screen 5, and brush board 13 and display screen 5 sliding connection.

Wherein, be provided with tuyere 11 on the tuber pipe 10, tuyere 11's quantity is a plurality of.

Wherein, the second filter screen 17 is made of metal material, and the air inlet of the fan 16 is parallel to the second filter screen 17.

Wherein the diameter of the filtering holes of the first filter screen 9 is larger than that of the filtering holes of the second filter screen 17.

The working principle is as follows: when the device is used, a first motor 4, a second motor 24, a hydraulic cylinder 19 and a fan 16 are started, the first motor 4 drives a screw rod 3, the screw rod 3 drives a second slider 23, the second slider 23 drives a shell 8, the shell 8 drives protective cloth, the second motor 24 drives a rotating shaft 21, the rotating shaft 21 is connected with a roller shaft 22 through a flat key, the roller shaft 22 drives the protective cloth, the shell 8 drives the protective cloth to expand downwards at the moment, the protective cloth protects a display screen 5, when the shell 8 moves downwards, the shell 8 drives a first filter screen 9, the first filter screen 9 drives a spring 12, the spring 12 drives a scattering plate 13, the brush plate 13 brushes on the display screen 5 to remove dust on the display screen 5, the fan 16 extracts air in an air duct 10 to form negative pressure, the fan 16 pumps the dust into a dust collection box 14 through the first filter screen 9 and an air nozzle 11, a piston rod of the hydraulic cylinder 19 drives a brush head 18 to brush on a second filter plate 17 to keep the fan 16 unblocked, can realize keeping the clean degree of display screen 5 to the lasting clearance of display screen 5, protect cloth simultaneously and protect display screen 5 when display screen 5 is idle, avoid the mistake to touch and lead to display screen 5 to damage, prolong the life of display screen 5.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An electronic commerce teaching device comprises a bottom plate (1) and is characterized in that a first baffle (2) is fixedly connected to the side face of the bottom plate (1), a first sliding groove is formed in the top of the first baffle (2), a first motor (4) is installed at the bottom of the first baffle (2), an output shaft of the first motor (4) is inserted into the first sliding groove and connected with a lead screw (3), a second sliding block (23) is sleeved on the lead screw (3) through threads, a second baffle (6) is fixedly connected to the side face, far away from the first baffle (2), of the bottom plate (1), a second sliding groove is formed in the second baffle (6), a fixed shaft (7) is fixedly connected to the inside of the second sliding groove, a first sliding block (20) is movably sleeved on the fixed shaft (7), a shell (8) is installed between the first sliding block (20) and the second sliding block (23), the improved dust collector is characterized in that the shell (8) is of a hollow cuboid structure, a first filter screen (9) is mounted inside the shell (8), a spring (12) is fixed at the bottom of the first filter screen (9), a brush plate (13) is mounted at the bottom of the spring (12), an air pipe (10) is arranged inside the shell (8), a dust collection box (14) is fixed on the side surface of the shell (8), the air pipe (10) penetrates through the side surface of the shell (8) and is inserted into the dust collection box (14), a frame (15) penetrates through the side surface of the dust collection box (14), a fan (16) is arranged inside the frame (15), a second filter screen (17) is fixedly connected to the side surface of the frame (15), a hydraulic cylinder (19) is mounted at the bottom of the dust collection box (14), a piston rod of the hydraulic cylinder (19) is inserted into the dust collection box (14) and is fixedly connected to a brush, the utility model discloses a safety protection device for automobile, including first baffle (2), the side-mounting of first baffle (2) has second motor (24), the output shaft fixedly connected with pivot (21) of second motor (24), pivot (21) run through first baffle (2) and rotate with second baffle (6) and be connected, be connected with roller (22) through the parallel key in pivot (21), the winding has protective clothing on roller (22), protective clothing's one end and casing (8) fixed connection.

2. An e-commerce teaching device according to claim 1, wherein the axial direction of the screw rod (3) and the axial direction of the fixed shaft (7) are parallel, and the screw rod (3) and the fixed shaft (7) are parallel to the side surface of the base plate (1).

3. An e-commerce teaching device as claimed in claim 1, wherein the front face of the base plate (1) is provided with a display screen (5), and the brush plate (13) is slidably connected with the display screen (5).

4. An electronic commerce teaching device as claimed in claim 1, wherein the air duct (10) is provided with a plurality of air nozzles (11), and the number of the air nozzles (11) is several.

5. An e-commerce teaching device as claimed in claim 1, wherein the second screen (17) is made of metal, and the air inlet of the fan (16) is parallel to the second screen (17).

6. An e-commerce teaching device as claimed in claim 1, wherein the diameter of the perforations of the first screen (9) is greater than the diameter of the perforations of the second screen (17).