CN219172057U

CN219172057U - Blackboard convenient to clean

Info

Publication number: CN219172057U
Application number: CN202223133157.0U
Authority: CN
Inventors: 高文迪; 王莹瑶; 孟琳
Original assignee: Changchun College of Electronic Technology
Current assignee: Changchun College of Electronic Technology
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-06-13
Anticipated expiration: 2032-11-24

Abstract

The utility model discloses a blackboard convenient to clean, which relates to the technical field of teaching aids and comprises a blackboard frame and a blackboard body, wherein the blackboard body is arranged in the blackboard frame and further comprises: the top plate is fixedly arranged at the top end of the blackboard frame; the dust collecting groove is fixedly arranged at the bottom end of the blackboard frame, and the end part of the dust collecting groove is in an open state; the guide rail is fixedly arranged at the bottom end of the top plate, and a wiping component is movably arranged on the guide rail and corresponds to the blackboard body in position; and the driving assembly is fixedly arranged on the wiping assembly. This blackboard of convenient clearance, whole wiping process is simple convenient, and the wiping subassembly is good with the blackboard laminating degree, and the blackboard cleanliness factor after wiping is high.

Description

Blackboard convenient to clean

Technical Field

The utility model relates to the technical field of teaching aids, in particular to a blackboard convenient to clean.

Background

Blackboard is the most traditional teaching aid in the teaching process, and mainly used classroom is in the blackboard writing of teaching in-process, drawing usefulness, and the teacher adopts the chalk to write or draw, annotate the back on the blackboard, can erasure correction in time, and the flexibility is higher, and in prior art, the publication No. CN210337398U discloses a blackboard automatic cleaning device, and it includes: the dust collecting device comprises a plate body, a sliding rail, a powder groove, a dust collecting box, a sliding port, a controller, a cleaning device, a motor, a driving belt, a screw rod, a sliding rod, a felt and a sponge block, wherein the motor is controlled by the controller to rotate, the motor drives the screw rod to rotate, the lower end of the sliding rod and the screw rod rotate through threads, the upper end of the sliding rod is connected with the sliding rail, the sliding rod can move left and right, the felt mounted on the sliding rod is attached to the plate surface of the plate body for wiping left and right, the sponge block is attached to the wall of the powder groove for cleaning and pushing, so that dust falling into the powder groove falls into the dust collecting box for collection, the dust collecting box is taken out for dumping, the wiping and cleaning are convenient, the sanitation is kept clean, the hand and clothes are prevented from being polluted by manual wiping, dust flying is effectively reduced, and the dust is inhaled into the oral cavity, the air pipe and the like by teachers and students, and the body is harmed to health;

but above-mentioned equipment is in the in-process of clear up, and its sponge piece and felt that is used for the clearance, and long-time and blackboard face friction, its after one end of use time, its clean dynamics also will weaken, in addition, adopts the linear type to clean the scheme in the scheme for whole wiping effect is general, and we propose a blackboard of convenient clearance to this at least to solve above-mentioned problem.

Disclosure of Invention

The utility model aims to provide a blackboard convenient to clean, which solves the problems of weakening cleaning force and general wiping effect in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a blackboard of convenient clearance, includes blackboard frame and blackboard plate body, the blackboard plate body is installed in the blackboard frame, still includes:

the top plate is fixedly arranged at the top end of the blackboard frame;

the dust collecting groove is fixedly arranged at the bottom end of the blackboard frame, and the end part of the dust collecting groove is in an open state;

the guide rail is fixedly arranged at the bottom end of the top plate, and a wiping component is movably arranged on the guide rail and corresponds to the blackboard body in position;

and the driving assembly is fixedly arranged on the wiping assembly.

In a possible implementation mode, a limit strip is further arranged on the inner wall of the inner side of the dust collection groove, and two ends of the limit strip are respectively provided with an inclined or arc-shaped transition surface.

In a possible implementation manner, a limit post is arranged at the bottom end of the wiping component, the limit post is rotatably arranged, and the limit post corresponds to the position of the limit bar.

In one possible embodiment, the wiping assembly comprises: the movable frame is movably arranged on the guide rail, the bottom end of the movable frame is positioned above the dust collection groove, and a handle is further arranged on the movable frame; the moving rod can be arranged in the inner cavity of the moving frame in a linear direction in a moving way and is connected with the driving assembly; the connecting blocks are respectively and fixedly arranged on one side, close to the blackboard body, of the movable rod; the other end of the connecting block extends to the outer side of the movable frame; the mounting plate is fixedly arranged on the outer sides of the connecting blocks.

In one possible embodiment, a velcro is provided on the mounting plate, and a plurality of wiping blocks are adhered to the mounting plate by the velcro.

In one possible embodiment, the drive assembly comprises: the driving box is fixedly arranged at the top end of the outer wall of the movable frame; a driving motor is further installed on the driving box, and the driving end of the driving motor is located at the inner side of the driving box; the rotary disk is locked on the output end of the driving motor through a coupler, and a rotary column in an eccentric state is further arranged on the rotary disk; and the two ends of the connecting rod are rotatably arranged on the rotating column and the moving rod respectively.

In a possible implementation mode, the two ends of the blackboard frame are further provided with ash falling grooves, the bottom ends of the ash falling grooves are located above the dust collecting grooves, and the bottom ends of the blackboard frame are further provided with supporting frames.

In one possible embodiment, the guide rail is a cylindrical guide rail.

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

1. the blackboard convenient to clean is characterized in that the wiping component capable of moving linearly is arranged on the front side of the blackboard body, the wiping component is connected with the driving component in a direction, the wiping block in wiping is driven by the driving component to perform reciprocating wiping movement on the blackboard body, the horizontal movement of the whole wiping component is matched to improve the effect, the process of manually and reciprocally wiping intractable chalk characters is simulated, a user only needs to drag the wiping component to move from one side to the other side of the blackboard, the whole wiping process is simple and convenient, and the cleaned blackboard is high in cleanliness;

2. the wiping component top in this device passes through guide rail swing joint, and whole wiping component can rotate in the circular shape guide rail outside, and wiping component obtains the bottom and is provided with spacing post, and under default, spacing post is located the outside of spacing, and when spacing post moved to spacing department, under the effect of spacing convex position, promote whole wiping component and closely laminating of blackboard blackbody, and the cooperation is wiped the wiping process of component self, further promotes whole wiping effect.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of a wiping block according to the present utility model;

FIG. 3 is a schematic side view of the present utility model;

FIG. 4 is an enlarged view of FIG. 3 at A;

FIG. 5 is a schematic view of the structure of the wiper assembly and the drive assembly of the present utility model.

In the figure: 1. the blackboard comprises a blackboard frame, 2, a top plate, 3, a blackboard plate body, 4, a dust collecting groove, 5, a guide rail, 6, a wiping component, 7, a driving component, 8, a handle, 9, a wiping block, 10, a limit bar, 11, a dust falling groove, 12, a supporting frame, 13, a limit column, 61, a movable frame, 62, a movable rod, 63, a connecting block, 64, a mounting plate, 71, a driving box, 72, a driving motor, 73, a rotating disk, 74 and a connecting rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In view of the general problem of reduced cleaning forces and wiping effects as proposed in the background art.

In this regard, referring to fig. 1 to 5, the present utility model provides a technical solution: the utility model provides a blackboard of convenient clearance, includes blackboard frame 1 and blackboard plate body 3, and blackboard plate body 3 installs in blackboard frame 1, still includes: the blackboard eraser comprises a top plate 2, a dust collection groove 4, a guide rail 5, a wiping component 6 and a driving component 7, wherein the top plate 2 is fixedly arranged at the top end of the blackboard frame 1; the dust collecting groove 4 is fixedly arranged at the bottom end of the blackboard frame 1, and the end part of the dust collecting groove is in an open state; the guide rail 5 is fixedly arranged at the bottom end of the top plate 2, the guide rail 5 is also movably provided with a wiping component 6, and the wiping component 6 corresponds to the blackboard body 3 in position; the drive assembly 7 is fixedly mounted on the wiper assembly 6.

It should be noted that, be provided with the wiping subassembly 6 that can rectilinear movement in this device in the front side of blackboard plate body 3, wherein wiping subassembly 6 leads to being connected to drive assembly 7, and the piece 9 that cleans through drive assembly 7 drive in the wiping reciprocates on blackboard plate body 3, cooperates the horizontal migration of whole wiping subassembly 6 to promote the effect, simulate the manual reciprocal process of wiping intractable chalk word, the user only need drag wiping subassembly 6 remove from one side to the opposite side of blackboard can, whole wiping process is simple convenient, blackboard cleanliness factor after wiping is high.

In some examples, further, a limit bar 10 is further disposed on the inner wall of the inner side of the dust collecting tank 4, two ends of the limit bar 10 are respectively provided with an inclined or arc transition surface, the bottom end of the wiping component 6 is provided with a limit post 13, the limit post 13 is rotatably disposed, the limit post 13 corresponds to the position of the limit bar 10, and the guide rail 5 is a cylindrical guide rail.

It can be understood that the top end of the wiping component 6 in the device is movably connected through the guide rail 5, the whole wiping component 6 can rotate outside the circular guide rail 5, the bottom end of the wiping component 6 is provided with a limiting column 13, the limiting column 13 is located outside the limiting strip 10 in a default state, when the limiting column 13 moves to the position of the limiting strip 10, under the action of the convex position of the limiting strip 10, the whole wiping component 6 is pushed to be closely attached to the blackboard black body, and the wiping process of the whole wiping component 6 is matched, so that the whole wiping effect is further improved.

In some examples, the wiping assembly 6 further comprises: the dust collecting device comprises a moving frame 61, a moving rod 62, a connecting block 63 and a mounting plate 64, wherein the moving frame 61 is movably arranged on a guide rail 5, the bottom end of the moving frame 61 is positioned above a dust collecting groove 4, and a handle 8 is further arranged on the moving frame 61; the moving rod 62 is movably arranged in the inner cavity of the moving frame 61 along the linear direction and is connected with the driving component 7; a plurality of connection blocks 63 are fixedly installed at one side of the moving rod 62 near the blackboard body 3, respectively; and the other end of the connection block 63 extends to the outside of the moving frame 61; the mounting plate 64 is fixedly disposed outside the plurality of connection blocks 63.

In a specific implementation process, the wiping component 6 is used as a main wiping structure, the main wiping structure comprises a moving frame 61, a moving rod 62 is arranged in the moving frame 61, the moving rod 62 is connected with a driving component 7, the moving rod 62 can synchronously reciprocate linearly under the driving action of the reciprocating linear motion of the driving component 7, and after the moving rod 62 moves, a plurality of connecting blocks 63, a mounting plate 64 and wiping blocks 9 on the outer wall of the moving rod 62 synchronously move, so that the wiping effect on a blackboard surface is realized, and the wiping component 6 is driven to move by a handle 8 in cooperation with manpower, so that the wiping process of the whole blackboard is completed.

In some examples, further, a velcro is provided on the mounting plate 64, and the plurality of wiper blocks 9 are adhered to the mounting plate 64 by the velcro.

It will be appreciated that the wiping block 9 may be a sponge or felt, and its long-term fit may be deformed by abrasion or pressure on the blackboard surface, so that in this example the wiping blocks 9 are provided in a plurality of pieces, and each wiping block 9 is detachable, so that the staff can replace or clean it.

In some examples, the drive assembly 7 further comprises: the driving box 71, the driving motor 72, the rotating disk 73 and the connecting rod 74, wherein the driving box 71 is fixedly arranged at the top end of the outer wall of the moving frame 61; a driving motor 72 is also mounted on the driving box 71, and the driving end of the driving motor 72 is positioned at the inner side of the driving box 71; the rotating disc 73 is locked on the output end of the driving motor 72 through a coupler, and a rotating column in an eccentric state is further arranged on the rotating disc 73; the two ends of the connecting rod 74 are rotatably mounted on the rotating column and the moving rod 62, respectively.

In a specific implementation process, the driving assembly 7 is used for driving the wiping assembly 6 to finish wiping action, when wiping is needed, the driving motor 72 is started, after the driving motor 72 is driven, the rotating disk 73 locked on the driving end of the driving motor is driven to rotate, and as the rotating disk 73 is provided with the rotating column and the connecting rod 74, the angle of the connecting rod 74 is also changed continuously in the moving process, and the position of the connecting end of the connecting rod with the moving rod 62 is also changed continuously, so that circular motion is converted into linear motion, and the moving rod 62 is driven to perform linear reciprocating motion, so that kinetic energy needed by the wiping assembly 6 is provided.

In some examples, further, the both ends of the blackboard frame 1 are further provided with the dust fall groove 11, and the bottom of the dust fall groove 11 is located above the dust collection groove 4, the bottom of the blackboard frame 1 is further provided with the support frame 12, the chalk dust of the surface of the dust fall groove 11 can fall into the dust collection groove 4 from this after the wiping component 6 is wiped, the staff can collect and clean the dust, in addition, the setting of the support frame 12 is convenient for setting the blackboard to be a movable blackboard, and the practicability of the blackboard is improved.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "other end," "upper," "one side," "top," "inner," "front," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operated in a particular orientation; also, unless expressly specified and limited otherwise, the terms "disposed," "mounted," "connected," "fixedly mounted," and the like should be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a blackboard of convenient clearance, includes blackboard frame and blackboard body, the blackboard body is installed in the blackboard frame, its characterized in that still includes:

the top plate is fixedly arranged at the top end of the blackboard frame;

and the driving assembly is fixedly arranged on the wiping assembly.

2. A blackboard convenient to clean according to claim 1, characterized in that:

and a limiting strip is further arranged on the inner wall of the inner side of the dust collection groove, and two ends of the limiting strip are respectively provided with an inclined or arc transition surface.

3. A blackboard convenient to clean according to claim 2, characterized in that:

the bottom of wiping subassembly is provided with a spacing post, spacing post rotatable setting, spacing post with the position of spacing is corresponding.

4. A blackboard convenient to clean according to claim 1, characterized in that: the wiping assembly comprises:

the movable frame is movably arranged on the guide rail, the bottom end of the movable frame is positioned above the dust collection groove, and a handle is further arranged on the movable frame;

the moving rod can be arranged in the inner cavity of the moving frame in a linear direction in a moving way and is connected with the driving assembly;

the connecting blocks are respectively and fixedly arranged on one side, close to the blackboard body, of the movable rod; the other end of the connecting block extends to the outer side of the movable frame;

the mounting plate is fixedly arranged on the outer sides of the connecting blocks.

5. A blackboard convenient to clean according to claim 4, wherein:

the mounting plate is provided with a magic tape, and a plurality of wiping blocks are adhered to the mounting plate through the magic tape.

6. A blackboard convenient to clean according to claim 4, wherein: the drive assembly includes:

the driving box is fixedly arranged at the top end of the outer wall of the movable frame; a driving motor is further installed on the driving box, and the driving end of the driving motor is located at the inner side of the driving box;

the rotary disk is locked on the output end of the driving motor through a coupler, and a rotary column in an eccentric state is further arranged on the rotary disk;

and the two ends of the connecting rod are rotatably arranged on the rotating column and the moving rod respectively.

7. A blackboard convenient to clean according to claim 1, characterized in that:

the two ends of the blackboard frame are also provided with ash dropping grooves, the bottom ends of the ash dropping grooves are positioned above the dust collecting grooves, and the bottom ends of the blackboard frame are also provided with supporting frames.

8. A blackboard convenient to clean according to claim 1, characterized in that:

the guide rail is a cylindrical guide rail.