CN213228129U

CN213228129U - Handheld blackboard wiping device and teaching quick-wiping blackboard

Info

Publication number: CN213228129U
Application number: CN202021587073.2U
Authority: CN
Inventors: 王颖; 廖星富; 胡慧琼
Original assignee: Hubei College of Chinese Medicine
Current assignee: Hubei College of Chinese Medicine
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-05-18
Anticipated expiration: 2030-08-04

Abstract

The utility model relates to a teaching aid, in particular to hand-held type blackboard wiping arrangement and teaching are with wiping formula blackboard soon. The utility model discloses a teaching is with wiping formula blackboard soon includes rectangular plate body, rectilinear movement assembly and the hand-held type blackboard wiping arrangement of vertical setting, the long limit level of plate body sets up, the rectilinear movement assembly includes two linear guide, two linear guide follows respectively the length direction of plate body installs in the side tip that the long limit of its both sides corresponds, two be connected with one on linear guide's the removal actuating mechanism and span the clamp plate of the bar of the writing face of plate body, the clamp plate is close to one side of plate body is installed flexible wiping piece along its length direction detachable, hand-held type blackboard wiping arrangement is hung and is arranged in the both ends that the broadside of plate body corresponds. The advantages are that: the quick and convenient wiping operation can be realized, the labor is saved, and the wiping effect is better.

Description

Handheld blackboard wiping device and teaching quick-wiping blackboard

Technical Field

The utility model relates to a teaching aid, in particular to hand-held type blackboard wiping arrangement and teaching are with wiping formula blackboard soon.

Background

The blackboard is the standard accessory apparatus of teaching in-process, and current blackboard is fixed a face at the wall mostly, generally adopts the manual work to clean after writing and writes the note, and is too many like the lecture course, when writing the volume great, the manual work is cleaned and is tired more and consuming time longer, consequently, in order to improve teacher and student and use the comfort level of blackboard, reduces intensity of labour, is necessary to design a section can realize automatic blackboard and relevant blackboard eraser of wiping soon.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a hand-held type blackboard wiping arrangement and teaching are with wiping formula blackboard soon is provided, the effectual defect of overcoming prior art.

The utility model provides an above-mentioned technical problem's technical scheme as follows:

the utility model provides a hand-held type blackboard wiping arrangement, includes hand-held type dust extraction and blackboard wiper piece, and above-mentioned hand-held type dust extraction dust absorption mouth is the bar, and its front end is equipped with the support that extends to dust absorption mouth the place ahead, and above-mentioned blackboard wiper piece detachable installs in above-mentioned support one side.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, flexible skirt edge baffle plates are arranged at the left end and the right end of the support respectively along the front-back direction, and the rear ends of the two skirt edge baffle plates extend to be connected with the left end and the right end of the dust suction port respectively, so that a wiping dust suction area is formed between the two skirt edge baffle plates and the dust suction port.

The beneficial effects are that: can conveniently wipe, the wiping process is cleaner, environment-friendly and dustless.

Still provide a teaching is with wiping formula blackboard soon, rectangular plate body including vertical setting, rectilinear movement assembly and hand-held type blackboard wiping arrangement, the long limit level of above-mentioned plate body sets up, above-mentioned rectilinear movement assembly includes two linear guide, two above-mentioned linear guide install the side tip that corresponds in its both sides long limit respectively along the length direction of above-mentioned plate body, be connected with the clamp plate of a bar that spanes the writing face of above-mentioned plate body on two above-mentioned linear guide's the removal actuating mechanism, one side that above-mentioned clamp plate is close to above-mentioned plate body is installed flexible along its length direction detachable and is wiped the piece, the both ends that the broadside that above-mentioned plate body corresponds are hung in to above-mentioned hand-held type blackboard.

Furthermore, a frame is arranged around the plate body, and an arc-shaped ash receiving groove extending along the length direction of the frame is arranged on the upper part of the frame corresponding to the long edge of the lower part of the frame.

Further, the outer side of any end frame corresponding to the wide edge of the board body is provided with a hanging point for hanging the handheld blackboard erasing device.

Further, all be fixed with on two above-mentioned linear guide's the removal actuating mechanism with above-mentioned plate body vertically spliced pole, above-mentioned spliced pole surface is equipped with the screw thread, the both ends of above-mentioned clamp plate are equipped with the hole site respectively, and outside locating the above-mentioned spliced pole of corresponding end through the hole site cover, be connected with the elastic component between the both ends of above-mentioned clamp plate and the above-mentioned removal actuating mechanism that corresponds, threaded connection has adjusting nut on the above-mentioned spliced pole, and the corresponding end that above-mentioned adjusting nut is located above-mentioned clamp plate deviates from one side of above-mentioned plate body, through twisting the inseparable degree of the adjustable above-.

Further, the elastic member is a spring.

The utility model has the advantages that: the blackboard has reasonable structural design, can realize automatic and quick wiping, reduces the labor intensity and improves the comfort level and the teaching quality.

Drawings

FIG. 1 is a schematic structural view of a hand-held blackboard erasing device of the present invention;

FIG. 2 is a schematic view showing the structural cooperation between the skirt guard and the bracket of the hand-held blackboard erasing apparatus of the present invention;

FIG. 3 is a schematic front view of the fast erasing blackboard for teaching of the present invention;

fig. 4 is a side view of the quick erasing blackboard for teaching of the utility model.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the handheld dust collection device comprises a handheld dust collection device body 2, a blackboard wiping piece 3, a board body 4, a linear guide rail 5, a pressing plate 6, a wiping block 11, a support frame 31, an arc-shaped dust receiving groove 41, a connecting column 42, an elastic piece 43, an adjusting nut 111 and a skirt baffle.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

The first embodiment is as follows: as shown in fig. 1, the handheld blackboard erasing apparatus of the present embodiment includes a handheld dust suction apparatus 1 and a blackboard erasing member 2, the dust suction port of the handheld dust suction apparatus 1 is bar-shaped, a bracket 11 extending to the front of the dust suction port is provided at the front end of the handheld dust suction apparatus, and the blackboard erasing member 2 is detachably mounted on one side of the bracket 11.

When the handheld blackboard wiping device is used for wiping a blackboard, the handheld dust suction device 1 is opened, a blackboard wiping piece is tightly attached to the blackboard surface to be brushed, in the brushing process, the handheld dust suction device 1 carries out negative pressure absorption on generated raised dust, the wiping process is clean and sanitary, and hands cannot be polluted.

As a preferred embodiment, as shown in fig. 2, flexible skirt baffles 111 are respectively provided at the left and right ends of the holder 11 in the front-rear direction, and the rear ends of the two skirt baffles 111 extend to be connected to the left and right ends of the dust suction opening, respectively, so that a wiping dust suction area is formed between the two skirt baffles 111 and the dust suction opening.

In this embodiment, a semi-sealed wiping dust suction area is constructed by using the skirt baffle 111 and the bracket 11, dust is basically not separated from the area, and the handheld dust suction device 1 can effectively suck and clean the dust, so that the cleaning effect is good, and 'dust-free' wiping is realized.

Example two: as shown in fig. 3 and 4, the fast erasing blackboard for teaching of this embodiment includes a vertically arranged rectangular plate body 3, a linear moving assembly and a handheld blackboard erasing device in the first embodiment, the long side of the plate body 3 is horizontally arranged, the linear moving assembly includes two linear guide rails 4, the two linear guide rails 4 are respectively installed at the end portions of the long sides of the two sides of the plate body 3 along the length direction thereof, a strip-shaped pressing plate 5 crossing the writing board surface of the plate body 3 is connected to the moving execution mechanism of the two linear guide rails 4, a flexible erasing block 6 is detachably installed at one side of the pressing plate 5 close to the plate body 3 along the length direction thereof, and the handheld blackboard erasing device is hung at the two ends corresponding to the wide side of the plate body 3.

The wiping process was as follows: under initial state, wipe piece 6 and clamp plate 5 and all be located the one end of plate body 3, when needing to clean, hold in range clamp plate 5 through two linear guide 4 and with plate body 3 write face in close contact wipe piece 6 along plate body 3 and remove to its other end, remove the in-process and accomplish and clean the process, whole process need not the manual work and goes on, a key formula operation can be accomplished, cleans swiftly, and the effect is good.

It should be noted that: this teaching is with wiping formula blackboard soon is applicable to the condition that 3 writing surfaces of plate body write and have a large amount of handwriting and clean the use preferentially, only has the small segment region to write if 3 surfaces of plate body, then can adopt hand-held type blackboard to clean the device and carry out the local clearance of cleaning, mutual collocation, uses more comfortablely.

In a preferred embodiment, a frame is provided around the plate body 3, and an arc-shaped dust receiving groove 31 extending in the longitudinal direction is provided in an upper portion of the frame corresponding to a long side of the lower portion.

In this embodiment, the arc connects the design of grey groove 31 can conveniently connect to get and wipe the piece 6 and clean the dust that drops to, curved surface design does benefit to the clearance of dust and collects, and whole arc connects grey groove 31 to extend to the frame both ends, and it can to wipe the other end with the direct one end of rag when the clearance.

In a preferred embodiment, a hanging point for hanging the hand-held blackboard erasing device is provided on the outer side of any one end frame corresponding to the wide side of the board body 3.

In this embodiment, the hanging point may be a hanging ring/hook, but the corresponding handheld dust collector 1 should be designed with a hook/hanging ring, and the two are hung oppositely, so as to facilitate storage.

As a preferred embodiment, a connection column 41 perpendicular to the plate body 3 is fixed on each of the moving actuators of the two linear guide rails 4, a thread is provided on the surface of the connection column 41, holes are provided at both ends of the pressing plate 5 respectively, and the pressing plate 5 is sleeved outside the connection column 41 at the corresponding end through the holes, an elastic member 42 is connected between both ends of the pressing plate 5 and the corresponding moving actuator, an adjusting nut 43 is connected to the connection column 41 through the thread, the adjusting nut 43 is located at the side of the corresponding end of the pressing plate 5 away from the plate body 3, and the tightness of the contact between the wiping block 6 and the plate body 3 can be adjusted by screwing the adjusting nut 43.

In this embodiment, linear guide 4 adopts the roller screw pair, or electronic current track, and the operation is more steady, simultaneously, can adjust through Ningdong adjusting nut 43 and wipe the inseparable degree of piece 6 and plate body 3 writing face contact, also adjust the effect of wiping, and the operation is more nimble to, wipe the dismantlement of piece 6 also very convenient, swift, can be quick after the repetitious usage tear down change or wash.

In a preferred embodiment, the elastic member 42 is a spring, which is convenient to use and has a compact structure.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A hand-held blackboard erasing device is characterized in that: including hand-held type dust extraction (1) and blackboard wiper (2), hand-held type dust extraction (1) dust absorption mouth is the bar, and its front end is equipped with support (11) that extend to dust absorption mouth the place ahead, blackboard wiper (2) detachable install in support (11) one side.

2. A hand-held blackboard erasing apparatus according to claim 1, wherein: the left end and the right end of the support (11) are respectively provided with flexible skirt baffles (111) in the front-back direction, and the rear ends of the skirt baffles (111) extend to the left end and the right end of the dust suction port to be connected, so that the two skirt baffles (111) and the dust suction port are formed in a wiping dust suction area.

3. The utility model provides a teaching is with wiping formula blackboard soon which characterized in that: including the rectangular plate body (3), the rectilinear movement assembly of vertical setting and according to claim 1 or 2 hand-held type blackboard wiping arrangement, the long limit level of plate body (3) sets up, the rectilinear movement assembly includes two linear guide (4), two linear guide (4) are followed respectively the length direction of plate body (3) is installed in the side tip that the long limit of its both sides corresponds, two be connected with one on the removal actuating mechanism of linear guide (4) and span clamp plate (5) of the bar of the writing board face of plate body (3), clamp plate (5) are close to one side of plate body (3) is installed flexible along its length direction detachable and is cleaned piece (6), hand-held type blackboard wiping arrangement is hung in the both ends that the broadside of plate body (3) corresponds.

4. A quick-erasing blackboard for teaching as claimed in claim 3, which is characterized in that: the periphery of the plate body (3) is provided with a frame, and the upper part of the frame corresponding to the long edge of the lower part of the plate body is provided with an arc-shaped ash receiving groove (31) extending along the length direction of the frame.

5. The quick-erasing blackboard for teaching according to claim 4, characterized in that: any end frame outer side corresponding to the wide side of the board body (3) is provided with a hanging point for hanging the handheld blackboard wiping device.

6. A teaching quick-erasing blackboard according to any one of claims 3 to 5, characterized in that: two all be fixed with on the mobile execution mechanism of linear guide (4) with plate body (3) vertically spliced pole (41), spliced pole (41) surface is equipped with the screw thread, the both ends of clamp plate (5) are equipped with the hole site respectively to locate corresponding end through the hole site cover outside spliced pole (41), the both ends of clamp plate (5) and corresponding be connected with elastic component (42) between the mobile execution mechanism, threaded connection has adjusting nut (43) on spliced pole (41), just adjusting nut (43) are located the corresponding end of clamp plate (5) deviates from one side of plate body (3), moves through twisting adjusting nut (43) are adjustable the inseparable degree of wiping piece (6) and plate body (3) contact.

7. The quick-erasing blackboard for teaching as claimed in claim 6, wherein: the elastic member (42) is a spring.