CN214606794U

CN214606794U - Accounting teaching panel with wiping arrangement

Info

Publication number: CN214606794U
Application number: CN202120879123.2U
Authority: CN
Inventors: 余淼; 高琦; 师欢欢; 党苗苗; 王崇
Original assignee: Zhengzhou Technical College
Current assignee: Zhengzhou Technical College
Priority date: 2021-04-27
Filing date: 2021-04-27
Publication date: 2021-11-05
Anticipated expiration: 2031-04-27

Abstract

The utility model relates to an accounting teaching panel with wiping arrangement, this accounting teaching panel assists the teacher to wipe off the teaching content on the blank through installing wiping mechanism on the upper portion of panel, wiping mechanism's wiping rod sliding connection is in the T-slot of both sides frame, the elastic wiping strip of wiping rod medial surface and the writing surface elastic contact of blank, lifting rope and wiping rod in wiping mechanism's automatic unwrapping wire ware are connected, the spiral spring leaf in the automatic unwrapping wire ware exerts the tension force to the paying off wheel, pull down the wiping rod and can be through the elastic wiping strip of its inside surface and wipe the blank down, after loosening the wiping rod, the tension force of bolt spring leaf can be pulled up the wiping rod automatically and slide upwards and reset, in this process, the elastic wiping strip automatically wipes the blank for the second time, can wipe the blank clean several times downwards repeatedly, this teaching panel is easy to operate, wiping effect is good, the teaching burden of teachers is reduced, and the teaching efficiency is improved.

Description

Accounting teaching panel with wiping arrangement

Technical Field

The utility model relates to a teaching panel technical field especially relates to an accounting teaching panel with wiping arrangement.

Background

With the increasing development of social economy, accounting gradually becomes an economic management activity for developing prediction, decision, control and analysis, and becomes an important component of economic activities. Accounting teaching involves subjects such as operation, statistics, analysis, various unit certificates are filled in, and teaching display is carried out with the help of a teaching display board to improve teaching quality.

In the prior art, a water-based pen is used for writing teaching on a display board, when contents written by the water-based pen are erased, a teacher needs to hold a white board eraser to repeatedly erase the white board eraser, so that the written contents can be completely erased, the erasing mode is slow, the workload of the teacher is increased, and the teaching time is delayed; in addition, the existing display board supports the white board through a bracket, and when the white board is wiped with force, the white board is applied with force in the vertical direction, so that the display board is easy to shake and displace, and the wiping effect is poor; therefore, there is a need for a new accounting teaching display board with a wiping device.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides an accounting teaching panel with wiping arrangement.

The technical scheme of the utility model is that: an accounting teaching display board with a wiping device comprises a movable support and a white board arranged on the movable support, wherein a wiping mechanism is arranged at the upper end of the white board and comprises an automatic paying-off device and a wiping rod, two sliding grooves are symmetrically formed in the frames at the two sides of the white board along the width direction, the wiping rod is transversely arranged on the surface of the white board, the two ends of the wiping rod are connected into the two sliding grooves in a sliding manner in a matching manner, and the inner side surface of the wiping rod is fixedly connected with an elastic wiping strip pressed on the white board along the length direction;

the both ends of frame all are equipped with the pulley groove on the blank, and the pulley inslot rotation is connected with the pulley that the side was equipped with the V-arrangement groove, the equal perpendicular fixedly connected with backup pad in both sides on blank rear end face upper portion, and automatic unwrapping wire ware rotates the middle part of connecting in the backup pad, and the V-arrangement groove that upwards passes the pulley and the up end fixed connection of lower and wiping arm are gone up to the lifting rope outer end in the automatic unwrapping wire ware.

Preferably, the chute establish to T shape chute, the wiper rod establishes to square pole, and the both ends face of wiper rod all is equipped with the shaft, rotates on the shaft to be connected with the gyro wheel, and in the notch of T shape chute was stretched into respectively at the both ends of wiper rod, the card that the gyro wheel matches was gone into in the slide of T shape chute.

Preferably, a rolling gap is formed between the roller and the side surface of the T-shaped sliding groove.

Preferably, the automatic paying-off device comprises a main shaft, a paying-off wheel sleeved on the main shaft and a spiral spring piece, the main shaft is vertically and fixedly connected with the middle part of the supporting plate, an annular protrusion is arranged in the middle of the outer side surface of the paying-off wheel, an annular groove is formed between the annular protrusion and the outer side surface, the spiral spring piece is installed in the annular groove, one end of the main shaft extends out of the center of the annular groove, the inner end of the spiral spring piece is fixedly connected into a cutting seam at the end part of the main shaft, the outer end of the spiral spring piece is fixedly connected with the annular protrusion, and the lifting rope is wound in a wheel groove of the paying-off wheel.

Preferably, a handle is arranged in the middle of the wiping rod.

Preferably, four corners of the bottom plate of the movable support are provided with universal wheels with brakes.

Preferably, the upper end of the white board is provided with a sealing cover for sealing the automatic paying-off device.

The utility model has the beneficial technical effects that:

the accounting teaching display board assists teachers to wipe teaching contents on a white board by installing a wiping mechanism on the upper portion of the display board, a wiping rod of the wiping mechanism is connected in a T-shaped groove of side frames on two sides in a sliding mode, an elastic wiping strip on the inner side face of the wiping rod is in elastic contact with a writing face of the white board, a lifting rope in an automatic paying-off device of the wiping mechanism is connected with the wiping rod, a spiral spring piece in the automatic paying-off device applies tightening force to a paying-off wheel, the wiping rod is pulled downwards to wipe the white board downwards through the elastic wiping strip on the inner side face of the wiping rod, and after the wiping rod is loosened, the tightening force of the bolt spring leaf can automatically pull the wiping rod to slide upwards for resetting, the elastic wiping strip automatically wipes the white board for the second time, the white board can be wiped clean by repeatedly pulling downwards for several times, this teaching panel easy operation, clean effectually, alleviateed mr's teaching burden, improved teaching efficiency.

Drawings

Fig. 1 is a schematic front view of the present invention (the wiping rod is located at the upper part of the whiteboard);

FIG. 2 is a partial sectional view taken along line A-A of FIG. 1;

FIG. 3 is a partial sectional view taken along line B-B of FIG. 2;

fig. 4 is a schematic front view of the whiteboard of the present invention (the wiping rod is located at the lower part of the whiteboard);

fig. 5 is one of schematic three-dimensional structures of the whiteboard of the present invention;

FIG. 6 is an enlarged partial view of FIG. 5;

fig. 7 is a second schematic perspective view of the whiteboard of the present invention;

FIG. 8 is an enlarged partial view of FIG. 7;

fig. 9 is a schematic view of the three-dimensional structure of the automatic paying-off device of the present invention.

In the figure, 11, a moving bracket, 12, a white board, 121, a pulley groove, 122, a supporting plate, 123, a T-shaped sliding groove, 124, a rolling gap, 13, an elastic wiping strip, 14, a wiping rod, 141, a roller, 15, a pulley, 16, an automatic paying-off device, 161, a lifting rope, 162, a main shaft, 1621, a cutting slit, 163, a spiral spring piece, 164, a paying-off wheel, 1641, an annular bulge, 17, a handle, 18, a universal wheel and 19, and a sealing cover.

Detailed Description

In the first embodiment, referring to fig. 1-9 of the specification, an accounting teaching display board with a wiping device comprises a movable support and a white board mounted on the movable support, wherein a sleeve type detachable structure is arranged between the white board and the support, a wiping mechanism is arranged at the upper end of the white board, the wiping mechanism comprises an automatic paying-off device and a wiping rod, two sliding grooves are symmetrically arranged in the two side frames of the white board along the width direction, the wiping rod is transversely arranged on the surface of the white board, the two ends of the wiping rod are connected in the two sliding grooves in a sliding manner in a matching manner, and the inner side surface of the wiping rod is fixedly connected with an elastic wiping strip pressed on the white board along the length direction;

the both ends of frame all are equipped with the pulley groove on the blank, and the pulley inslot rotation is connected with the pulley that the side was equipped with the V-arrangement groove, the equal perpendicular fixedly connected with backup pad in both sides on blank rear end face upper portion, and automatic unwrapping wire ware rotates perpendicularly and connects at the middle part of backup pad, and the lifting rope outer end in the automatic unwrapping wire ware upwards passes the V-arrangement groove of pulley and downwards and the up end fixed connection of wiping arm, and the pulley provides the support to the lifting rope, and the V-arrangement groove provides spacingly to the lifting rope.

The spout establish to T shape spout, the wiper bar establishes to squarely, the both ends face of wiper bar all is equipped with the shaft, the epaxial rotation of wheel is connected with the gyro wheel, in the notch of T shape spout is stretched into respectively at the both ends of wiper bar, self can not rotate when the wiper bar slides from top to bottom, the card that the gyro wheel matches is gone into in the slide of T shape spout, set up the pulley and reduced the frictional force between wiper bar and the spout, improved the gliding smoothness degree from top to bottom of wiper bar.

And a rolling gap is arranged between the roller and the side surface of the T-shaped sliding groove, and the gap provides a space for the roller to roll up and down in the T-shaped sliding groove.

Automatic unwrapping wire ware include the main shaft, the suit is at the epaxial actinobacillus wheel of main shaft, the spiral spring leaf, the perpendicular fixed connection in middle part of main shaft and backup pad, be equipped with the protruding ring channel that forms of annular in the middle of the lateral surface of actinobacillus wheel, the spiral spring leaf is installed in this ring channel, the one end of main shaft stretches out from this ring channel center, the inner fixed connection of spiral spring leaf is in the joint-cutting of main shaft tip, outer end and the protruding fixed connection of annular, when the actinobacillus wheel rotates the unwrapping wire on the main shaft, the spiral spring leaf exerts reverse rotation's tightening force to the actinobacillus wheel, the winding of lift rope is in the race of actinobacillus wheel, the inner of lift rope is fixed in the race of actinobacillus wheel.

The middle of the wiping rod is provided with a handle, the wiping rod is pulled to slide up and down through the handle, the four corners of the bottom plate of the movable support are provided with universal wheels with brakes, and the upper end of the white plate is provided with a sealing cover used for sealing the automatic paying-off device.

The utility model discloses a working process and principle are: because the accounting teaching display board is provided with the wiping mechanism on the upper part of the display board to assist teachers to wipe off teaching contents on the white board, the wiping rod of the wiping mechanism is connected in the T-shaped grooves of the side frames at two sides in a sliding way, the elastic wiping strip at the inner side surface of the wiping rod is in elastic contact with the writing surface of the white board, the lifting rope in the automatic paying-off device of the wiping mechanism is connected with the wiping rod, the spiral spring piece in the automatic paying-off device applies the tightening force for tightening the lifting rope to the paying-off wheel, the wiping rod is pulled downwards to wipe the white board downwards through the elastic wiping strip at the inner side surface of the wiping rod, after the wiping rod is loosened, the tightening force of the bolt spring leaf can automatically pull the wiping rod to slide upwards for resetting, the elastic wiping strip automatically wipes the white board for the second time, the white board can be wiped clean by repeatedly pulling downwards for several times, the display board is simple to operate and good in wiping effect, reduces teaching burden of teachers, and improves teaching efficiency.

Claims

1. The utility model provides an accounting teaching panel with wiping arrangement, includes the removal support and installs the blank on the removal support, characterized by:

the upper end of the white board is provided with a wiping mechanism, the wiping mechanism comprises an automatic paying-off device and a wiping rod, two sliding grooves are symmetrically formed in the frames on the two sides of the white board along the width direction, the wiping rod is transversely arranged on the surface of the white board, the two ends of the wiping rod are connected into the two sliding grooves in a sliding mode in a matched mode, and the inner side surface of the wiping rod is fixedly connected with an elastic wiping strip pressed on the white board along the length direction;

2. An accounting teaching panel with wiping arrangement as claimed in claim 1, wherein: the spout establish to T shape spout, the wiper rod establishes to square pole, and the both ends face of wiper rod all is equipped with the shaft, rotates on the shaft and is connected with the gyro wheel, in the notch of T shape spout is stretched into respectively at the both ends of wiper rod, the card that the gyro wheel matches is gone into in the slide of T shape spout.

3. An accounting teaching panel with wiping arrangement as claimed in claim 2, wherein: and a rolling gap is formed between the roller and the side surface of the T-shaped sliding groove.

4. An accounting teaching panel with wiping arrangement as claimed in claim 1, wherein: the automatic paying-off device comprises a main shaft, a paying-off wheel sleeved on the main shaft and a spiral spring piece, wherein the middle parts of the main shaft and a supporting plate are fixedly connected in a vertical mode, an annular protrusion is arranged in the middle of the outer side face of the paying-off wheel, an annular groove is formed between the annular protrusion and the outer side face, the spiral spring piece is installed in the annular groove, one end of the main shaft extends out of the center of the annular groove, the inner end of the spiral spring piece is fixedly connected into a cutting seam at the end part of the main shaft, the outer end of the spiral spring piece is fixedly connected with the annular protrusion, and a lifting rope is wound in a wheel groove of the paying-off wheel.

5. An accounting teaching panel with wiping arrangement as claimed in claim 1, wherein: the middle of the wiping rod is provided with a handle.

6. An accounting teaching panel with wiping arrangement as claimed in claim 1, wherein: and four corners of the bottom plate of the movable support are provided with universal wheels with brakes.

7. An accounting teaching panel with wiping arrangement as claimed in claim 1, wherein: and a sealing cover for sealing the automatic pay-off device is arranged at the upper end of the white board.