CN111452544B

CN111452544B - Blackboard cleaning structure

Info

Publication number: CN111452544B
Application number: CN202010326931.6A
Authority: CN
Inventors: 璁稿嘲; 许峰
Original assignee: Ningbo Yurui Technology Consulting Co ltd
Current assignee: Rizhao Xinrui Investment Promotion Development Co ltd
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2021-07-09
Anticipated expiration: 2040-04-23
Also published as: CN111452544A

Abstract

The invention discloses a blackboard cleaning structure which comprises a shell, wherein a first accommodating cavity and a second accommodating cavity are formed in the middle of the shell through a transverse plate partition, a driving module is installed in the first accommodating cavity, a main shaft of the driving module vertically penetrates through the transverse plate downwards, a rotating shaft is connected to the lower end of the main shaft, an adsorption assembly is connected to the lower end of the rotating shaft, and a painting assembly is arranged at the lower part of the adsorption assembly. According to the blackboard cleaning structure, the driving motor in the driving module works to drive the adsorption assembly and the painting assembly to synchronously rotate, the solid part II of the painting assembly drives the brush to firstly contact the blackboard surface, water in the spline hole is sprayed outwards through the water outlet hole to clean up chalk marks protruding on the blackboard surface, the adsorption assembly moves downwards, the sponge block at the lower end of the solid part I on the adsorption assembly contacts the blackboard surface, and the chalk marks on the blackboard surface are cleaned up.

Description

Blackboard cleaning structure

Technical Field

The invention relates to the technical field of teaching aids, in particular to a blackboard cleaning structure.

Background

Although the multimedia teaching aid is more and more widely applied along with the development of science and technology, the multimedia teaching aid still cannot replace the traditional teaching mode of writing and teaching by using chalks. In daily teaching work, the chalk is used for writing, dust can be generated, and the chalk can still cause the dust to fly everywhere when the chalk is used for wiping the blackboard, so that great influence is brought to the health of staff professors and the like. In order to solve the problem that dust flies everywhere, dustless chalk is popularized, and the main components of the chalk are titanium dioxide and vegetable oil. The problem of dust flying is solved by the dustless chalk, but the dustless chalk also has the defects of poor water solubility, difficult wiping of a common blackboard eraser and poor lesson experience.

In the prior art, some blackboard cleaning devices or equipment and the like are used for solving the problem of difficulty in wiping, but the blackboard cleaning device is poor in portability and difficult to install and popularize due to the fact that the blackboard cleaning device is too large in structural size or complex in operation, and in particular in environments such as universities and the like, classrooms are not fixed and need to be replaced continuously to attend classes. If each classroom is provided with a complicated cleaning device or the equipment cost is too high, resource waste is easily caused, and the using and training cost of teachers is also high. If the desk is carried about every class, great inconvenience is brought.

Disclosure of Invention

The invention aims to provide a blackboard cleaning structure which has the advantages of simple structure working principle, small volume, convenient assembly, convenient carrying and high cleaning efficiency; the utility model provides a clean structure erection equipment of blackboard makes the clean process more high-efficient, saves physical power, and the operation convenience is higher.

In order to achieve the purpose, the invention provides the following technical scheme: a blackboard cleaning structure comprises a shell, wherein a first accommodating cavity and a second accommodating cavity are formed in the middle of the shell through a transverse plate partition, a driving module is installed in the first accommodating cavity, a main shaft of the driving module vertically penetrates through the transverse plate downwards, a rotating shaft is connected to the lower end of the main shaft, an adsorption assembly is connected to the lower end of the rotating shaft, a painting assembly is arranged on the lower portion of the adsorption assembly, the adsorption assembly and the painting assembly are overlapped in a staggered and crossed mode, and the painting assembly is located below the adsorption assembly; an anti-fouling cover is slidably sleeved outside the lower end of the shell, a baffle ring is arranged on the inner side wall of the anti-fouling cover, a first elastic part is arranged at the upper end of the baffle ring, and the upper end of the first elastic part is abutted against the lower end face of the shell; a trigger switch is arranged above the side wall of the anti-fouling cover, the trigger switch is fixedly arranged on the outer side wall of the shell, and the trigger switch is electrically connected with the driving module; at least two guide grooves are parallelly arranged on the plane of the cover plate at the upper part of the shell, and connecting grooves are vertically arranged on the outer sides of the guide grooves and can detachably connect a plurality of shells into a whole; the adsorption assembly comprises a first solid part and a first virtual groove part, and the first solid part and the first virtual groove part are uniformly distributed around the center of the adsorption assembly in an alternating manner; the painting component comprises a spline shaft, water outlet holes, a second solid part and a second virtual groove part, the spline shaft is vertically connected to the upper end of the painting component, the water outlet holes penetrate through the middle part of the spline shaft in the vertical direction, and the second solid part and the second virtual groove part are uniformly distributed around the center of the painting component in an alternating manner; the first solid part is matched with the second virtual groove part, and the second solid part is matched with the first virtual groove part; the rotating shaft comprises a spline hole, an elastic part II and a water filling port, the elastic part II is positioned in the spline hole, the upper end of the elastic part II is connected to the bottom end of the spline hole, the lower end of the elastic part II is connected to the upper end of the spline shaft, the water filling port is arranged on the side wall of the spline hole, and a check valve is arranged at the port of the water filling port; the upper end of the spline shaft extends into the spline hole, and the extending length of the upper end of the spline shaft is one third of the total length of the spline shaft.

And auxiliary supporting pieces are arranged on two side parts of the rotating shaft, one end of each auxiliary supporting piece is in a bearing bush shape and is positioned on two sides of the rotating shaft, and the other end of each auxiliary supporting piece is vertically connected to the inner wall of the shell.

The lower end of the first solid part is connected with a sponge block, the sponge block is connected with the lower surface of the first solid part through a magic tape, and the lower end of the second solid part is connected with a brush.

A blackboard cleaning structure mounting device comprises two clamping parts, wherein the two clamping parts are detachably connected to side frames on two sides of a blackboard, a rectangular cavity is formed in each clamping part, a screw rod is rotatably connected in each rectangular cavity, the upper end of each screw rod penetrates through each clamping part, a motor is connected to the upper end of each screw rod, and each motor is connected with a switch through a wire; the screw rod is connected with nuts, the inner sides of the two nuts are connected with slings, and the lengths of the slings are adjustable.

The bottom of the clamping part is provided with a clamp or a rubber sucker which is respectively arranged at the upper end part and the lower end part of the clamping part.

Two of the motors share a switch.

The nut inboard is equipped with the lantern ring, and this lantern ring inner wall is seted up threadedly, and threaded connection has the bolt, the hoist cable is around establishing on the bolt.

Two slings are arranged in parallel.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the blackboard cleaning structure, the shell of the handheld cleaning structure is attached to the surface of a blackboard, the trigger switch is pressed downwards, the driving motor in the driving module works, the rotating shaft drives the adsorption component and the painting component to rotate synchronously, the solid part II of the painting component drives the hairbrush to contact with the blackboard surface firstly and clean up chalk marks protruding on the blackboard surface, meanwhile, the space of the spline hole is reduced, water in the spline hole is sprayed outwards under the action of pressure through the water outlet hole, therefore, the hairbrush is more beneficial to cleaning the chalk to enable the chalk to be pasty, then the adsorption component moves downwards relative to the painting component, the sponge block at the lower end of the solid part I of the adsorption component contacts with the surface of the blackboard, and the chalk on the surface of the blackboard is cleaned, and the blackboard cleaning structure achieves the effects of high efficiency, labor saving and better cleanliness. When needs are clean fast more, can be in the same place the shell of a plurality of clean structures to utilize in the fixture block card goes into the spread groove, link a plurality of shells as an organic whole, clean process is quick high-efficient more like this.

2. According to the blackboard cleaning structure mounting equipment, when a plurality of outer shells of the cleaning structures are combined together, and the size is enlarged or the weight is increased, so that the blackboard cleaning structure mounting equipment is inconvenient to use, the guide groove on the back of each outer shell can be clamped into the sling, the sling is used for assisting in supporting, and the blackboard surface can be cleaned by sliding on the sling in the horizontal direction, so that the effect of saving physical power is realized; when the blackboard surface is required to be cleaned in the vertical direction, the motor is started through the starting switch to drive the screw rod to rotate, and the suspension cable is driven by the nut to move in the vertical direction, so that the cleaning structure can be used for cleaning the blackboard surface in the vertical direction.

Drawings

FIG. 1 is a schematic structural view of a blackboard cleaning structure of the present invention;

FIG. 2 is a schematic view of the attachment of the adsorption assembly and the rendering assembly of FIG. 1 in accordance with the present invention;

FIG. 3 is a schematic illustration of the adsorption assembly and the rendering assembly of FIG. 1 in a separated configuration in accordance with the present invention;

FIG. 4 is a schematic cross-sectional view of the adsorption assembly and the rendering assembly of FIG. 1 according to the present invention;

FIG. 5 is a schematic view of the connecting groove structure of FIG. 1 according to the present invention;

FIG. 6 is a schematic view of a blackboard cleaning structure mounting apparatus according to the present invention;

in the figure: 1-shell, 2-trigger switch, 3-rotating shaft, 31-spline hole, 32-elastic part II, 33-water filling port, 4-adsorption component, 41-solid part I, 42-virtual groove part I, 5-painting component, 51-spline shaft, 52-water outlet hole, 53-solid part II, 54-virtual groove part II, 6-antifouling cover, 7-auxiliary support, 8-guide groove, 9-connecting groove, 10-clamping part, 11-screw rod, 12-motor, 13-nut and 14-sling.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

With the attached drawings, the blackboard cleaning structure comprises a shell 1, a first accommodating cavity and a second accommodating cavity are formed in the middle of the shell 1 through a transverse plate partition, a driving module is installed in the first accommodating cavity and comprises a driving battery and a driving motor, the driving battery is electrically connected with the driving motor, a main shaft of the motor vertically penetrates through the transverse plate downwards, a rotating shaft 3 is connected to the lower end of the main shaft, an adsorption component 4 is connected to the lower end of the rotating shaft 3, a painting component 5 is arranged on the lower portion of the adsorption component 4, the adsorption component 4 and the painting component 5 are overlapped in a staggered and crossed mode, the painting component 5 is located below the adsorption component 4, and the crushing component 5 is guaranteed to be in contact with a blackboard surface before the adsorption component 4, namely, painting is firstly and then adsorption is carried out; an antifouling cover 6 is slidably sleeved outside the lower end of the shell 1, a baffle ring is arranged on the inner side wall of the antifouling cover 6, a first elastic part is arranged at the upper end of the baffle ring, and the upper end of the first elastic part is abutted against the lower end face of the shell 1; a trigger switch 2 is arranged above the side wall of the anti-fouling cover 6, the trigger switch 2 is fixedly arranged on the outer side wall of the shell 1, and the trigger switch 2 is electrically connected with the driving module; at least two guide grooves 8 are parallelly arranged on the cover plate plane at the upper part of the shell 1, a connecting groove 9 is vertically arranged on the outer side of each guide groove 8, and the connecting grooves 9 can detachably connect a plurality of shells 1 into a whole; the adsorption component 4 comprises a first solid part 41 and a first virtual groove part 42, and the first solid part 41 and the first virtual groove part 42 are uniformly distributed and alternately distributed around the center of the adsorption component 4; the painting component 5 comprises a spline shaft 51, water outlet holes 52, a second solid part 53 and a second virtual groove part 54, the spline shaft 51 is vertically connected to the upper end of the painting component 5, the water outlet holes 52 penetrate through the middle of the spline shaft 51 in the vertical direction, and the second solid part 53 and the second virtual groove part 54 are uniformly distributed around the center of the painting component 5 in an alternating manner; the first solid part 41 is matched with the second virtual groove part 54, and the second solid part 53 is matched with the first virtual groove part 42; the rotating shaft 3 comprises a spline hole 31, a second elastic part 32 and a water filling port 33, the second elastic part 32 is positioned in the spline hole 31, the upper end of the second elastic part 32 is connected to the bottom end of the spline hole 31, the lower end of the second elastic part 32 is connected to the upper end of the spline shaft 51, the water filling port 33 is arranged on the side wall of the spline hole 31, and a check valve is arranged at the port of the water filling port 33; the upper end of the spline shaft 51 extends into the spline hole 31, and the extending length of the spline shaft 51 is one third of the total length of the spline shaft 51.

The both sides portion of axis of rotation 3 is equipped with auxiliary support piece 7, and this auxiliary support piece 7 one end is the axle bush form, and is located the both sides of axis of rotation 3, and this auxiliary support piece 7's the other end is connected perpendicularly on the inner wall of shell 1, is favorable to preventing that axis of rotation 3 length is too big, takes place the swing when rotatory, thereby causes the big problem of vibration.

The lower end of the first entity part 41 is connected with a sponge block, the sponge block is connected with the lower surface of the first entity part 41 through a magic tape, the lower end of the second entity part 53 is connected with a brush, firstly, the brush at the lower end of the second entity part 53 is used for conducting whitewashing treatment on chalk marks on the surface of a blackboard, and then, the sponge block at the lower end of the first entity part 41 is used for conducting adsorption and removal.

A blackboard cleaning structure mounting device comprises two clamping parts 10, wherein the two clamping parts 10 are detachably connected to side frames on two sides of a blackboard, a rectangular cavity is formed in each clamping part 10, a screw rod 11 is rotatably connected in each rectangular cavity, the upper end of each screw rod 11 penetrates through the corresponding clamping part 10, a motor 12 is connected to the upper end of each screw rod 11, and each motor 12 is connected with a switch through a wire; the screw 11 is connected with nuts 13, the inner sides of the two nuts 13 are connected with slings 14, and the lengths of the slings 14 are adjustable.

The bottom of the clamping part 10 is provided with a clamp or a rubber sucker which is respectively arranged at the upper end part and the lower end part of the clamping part 10, so that the clamping part 10 can be fixed at the two sides of the blackboard frame through the clamp or the rubber sucker.

The two motors 12 share one switch, which is beneficial to synchronously controlling the opening and closing of the two motors through the opening and closing of the switch, so that the two motors can run or stop simultaneously.

13 inboard of nut is equipped with the lantern ring, and this lantern ring inner wall is seted up threadedly, and threaded connection has the bolt, 14 cable winds and establishes on the bolt, is favorable to pressing on cable 14 through the nut of bolt, fixes after 14 positions of cable have been transferred, fixes the back at cable 14, in cable 14, goes into cable 14 with 1 upper portion guide way 8 card of shell, utilizes erection equipment to assist high-efficient clearance.

Two slings 14 are arranged in parallel, which is beneficial to ensuring the stability of the cleaning structure in the operation process.

All parts used in the application document are standard parts, the specific connection mode of all parts adopts conventional means such as mature bolts, welding and the like in the prior art, machinery, parts and electrical equipment adopt conventional models in the prior art, circuit connection adopts the conventional connection mode in the prior art, and detailed description is not given here.

The invention relates to a blackboard cleaning structure, firstly, a shell 1 of a handheld cleaning structure is attached to the surface of a blackboard, then the back surface of the shell 1 is pressed downwards, a trigger switch 2 is pressed downwards through an antifouling cover 6, a driving motor in a driving module works, so that an adsorption component 4 and a painting component 5 are driven to synchronously rotate through a rotating shaft 3, a second solid part 53 of the painting component 5 drives a hairbrush to firstly contact the blackboard surface and clean chalk marks protruding on the blackboard surface, meanwhile, the space of a spline hole 31 is reduced, water in the spline hole is outwards sprayed under the pressure action of a water outlet hole 52, therefore, the cleaning of the chalk by the hairbrush is more facilitated, the chalk is pasty, then the adsorption component 4 further moves downwards relative to the painting component 5, and a sponge block at the lower end of a first solid part 41 on the adsorption component 4 contacts the surface of the blackboard and cleans the chalk marks on the surface of the blackboard, this clean structure of blackboard has realized the high efficiency, saves physical power, the better effect of cleanliness. When needs are cleaned more fast, can be in the same place the shell 1 of a plurality of clean structures to utilize in fixture block card income spread groove 9, link a plurality of shells 1 as an organic whole, clean process is quick high-efficient more like this.

According to the blackboard cleaning structure mounting equipment, when a plurality of outer shells 1 of the cleaning structures are combined together, and the use is inconvenient due to the fact that the size is enlarged or the weight is increased, the guide groove 8 in the back of the outer shell 1 can be clamped into the sling 14, the sling 14 is used for assisting in supporting, the blackboard surface is cleaned by sliding on the sling 14 in the horizontal direction, and the effect of saving physical power is achieved; when the blackboard surface needs to be cleaned in the vertical direction, the motor 12 is started through the starting switch to drive the screw rod 11 to rotate, and the sling 14 is driven by the nut 13 to move in the vertical direction, so that the cleaning structure can clean the blackboard surface in the vertical direction.

In summary, the following steps: this blackboard cleaning structure and erection equipment thereof through setting up shell 1, trigger switch 2, axis of rotation 3, adsorption component 4 whitewashes subassembly 5, clamping portion 10 and hoist cable 14, has solved that general cleaning device or equipment are inconvenient to be carried, uses and experiences poorly, operates inconveniently, and efficiency is not high, clean poor problem of effect.

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

Claims

1. The utility model provides a clean structure of blackboard, includes shell (1), cuts off at shell (1) middle part through the diaphragm and forms first holding chamber and second holding chamber, its characterized in that: the first accommodating cavity is internally provided with a driving module, a main shaft of the driving module vertically penetrates through the transverse plate downwards, the lower end of the main shaft is connected with a rotating shaft (3), the lower end of the rotating shaft (3) is connected with an adsorption component (4), the lower part of the adsorption component (4) is provided with a painting component (5), the adsorption component (4) and the painting component (5) are staggered, crossed and overlapped together, and the painting component (5) is positioned below the adsorption component (4); an anti-fouling cover (6) is slidably sleeved outside the lower end of the shell (1), a baffle ring is arranged on the inner side wall of the anti-fouling cover (6), a first elastic part is arranged at the upper end of the baffle ring, and the upper end of the first elastic part is abutted against the lower end face of the shell (1); the trigger switch (2) is arranged above the side wall of the anti-fouling cover (6), the trigger switch (2) is fixedly installed on the outer side wall of the shell (1), and the trigger switch (2) is electrically connected with the driving module; at least two guide grooves (8) are parallelly arranged on the cover plate plane at the upper part of the shell (1), connecting grooves (9) are vertically arranged on the outer sides of the guide grooves (8), and the connecting grooves (9) can detachably connect the multiple shells (1) into a whole; the adsorption component (4) comprises a first solid part (41) and a first virtual groove part (42), and the first solid part (41) and the first virtual groove part (42) are uniformly distributed and alternately distributed around the center of the adsorption component (4); the painting component (5) comprises a spline shaft (51), water outlet holes (52), a second solid part (53) and a second virtual groove part (54), the spline shaft (51) is vertically connected to the upper end of the painting component (5), the water outlet holes (52) penetrate through the middle of the spline shaft (51) in the vertical direction, and the second solid part (53) and the second virtual groove part (54) are uniformly distributed and alternately distributed around the center of the painting component (5); the first solid part (41) is matched with the second virtual groove part (54), and the second solid part (53) is matched with the first virtual groove part (42); the rotating shaft (3) comprises a spline hole (31), a second elastic part (32) and a water filling port (33), the second elastic part (32) is located in the spline hole (31), the upper end of the second elastic part (32) is connected to the bottom end of the spline hole (31), the lower end of the second elastic part (32) is connected to the upper end of the spline shaft (51), the water filling port (33) is formed in the side wall of the spline hole (31), and a check valve is installed at the port of the water filling port (33); the upper end of the spline shaft (51) extends into the spline hole (31), and the extending length of the upper end of the spline shaft is one third of the total length of the spline shaft (51).

2. A blackboard cleaning structure according to claim 1, characterised in that: and auxiliary supporting pieces are arranged on two side parts of the rotating shaft (3), one end of each auxiliary supporting piece is in a bearing bush shape and is positioned on two sides of the rotating shaft (3), and the other end of each auxiliary supporting piece is vertically connected to the inner wall of the shell (1).

3. A blackboard cleaning structure according to claim 1, characterised in that: the lower end of the first entity part (41) is connected with a sponge block, the sponge block is connected with the lower surface of the first entity part (41) through a magic tape, and the lower end of the second entity part (53) is connected with a hairbrush.