CN216443372U - Blackboard eraser water pressing mechanism and cleaning device using same - Google Patents
Blackboard eraser water pressing mechanism and cleaning device using same Download PDFInfo
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- CN216443372U CN216443372U CN202123344268.1U CN202123344268U CN216443372U CN 216443372 U CN216443372 U CN 216443372U CN 202123344268 U CN202123344268 U CN 202123344268U CN 216443372 U CN216443372 U CN 216443372U
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- eraser
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Abstract
The utility model provides a water pressing mechanism for an eraser and a cleaning device using the water pressing mechanism, belonging to the technical field of eraser cleaning equipment and comprising a fixed structure and an extrusion structure; the fixing structure is provided with an accommodating cavity suitable for fixing the blackboard eraser; the extrusion structure is positioned on one side of the fixing structure with the accommodating cavity; a squeezing space suitable for placing a wiping part of the eraser is formed between the squeezing structure and the accommodating cavity, and the squeezing structure is provided with a squeezing part which is positioned in the squeezing space and is suitable for abutting against the wiping part of the eraser; the squeezing part is in sliding fit with the fixing structure and has a working state that one side of the wiping part of the eraser slides to the other side of the wiping part of the eraser in a reciprocating manner; through the cooperation of fixed knot structure and extrusion structure, need not manually to wring the wiping part of blackboard eraser, be convenient for control the humidity of wiping part of blackboard eraser, and then improve the wiping effect of blackboard eraser.
Description
Technical Field
The utility model belongs to the technical field of eraser cleaning equipment, and particularly relates to an eraser water pressing mechanism and a cleaning device using the same.
Background
At present, most schools adopt blackboard writing for teaching, however, chalk dust is generated when the blackboard writing is carried out by using chalks, and health is affected after teachers and front-row students suck the chalk dust. In the prior art, a part of schools wipe a blackboard after soaking a foam blackboard eraser so as to reduce flying of dust. The foam blackboard eraser needs manual water squeezing after being cleaned every time, the operation is complex, the humidity of the blackboard eraser is not easy to control, and the wiping effect is influenced.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a board eraser water pressing mechanism and a cleaning device using the board eraser water pressing mechanism, and aims to solve the technical problems that manual water squeezing is needed and the humidity of a blackboard eraser is difficult to control in the prior art.
In order to achieve the purpose, the utility model adopts the technical scheme that:
the utility model provides a board eraser pressurized-water mechanism and applied this board eraser pressurized-water mechanism's belt cleaning device includes:
the fixing structure is provided with an accommodating cavity suitable for fixing the eraser; and
the extruding structure is positioned on one side of the fixing structure with the accommodating cavity; a squeezing space suitable for placing a wiping part of the eraser is formed between the squeezing structure and the accommodating cavity, and the squeezing structure is provided with a squeezing part which is positioned in the squeezing space and is suitable for abutting against the wiping part of the eraser;
the pressing part is in sliding fit with the fixing structure, and the pressing part has a working state that the pressing part slides from one side of the wiping part of the eraser to the other side of the wiping part of the eraser in a reciprocating mode.
In one possible implementation mode, the extrusion part is a roller, and the peripheral wall of the roller is suitable for being in rotating fit with the wiping part of the blackboard eraser.
In one possible implementation mode, the extrusion structure comprises a sliding block and a driving piece which is suitable for driving the sliding block to be in sliding fit with the wiping part of the eraser; the driving piece is provided with a first driving end suitable for being connected with the sliding block;
the slider with it is extrusion space to hold between the chamber, the running roller around self axis with slider normal running fit.
In one possible implementation, the roller is detachably connected with the slider.
In a possible implementation manner, a groove suitable for placing a wiping part of the blackboard eraser is formed in the sliding block, and the roller is arranged in the groove.
In one possible implementation, the driving member is a cylinder, a hydraulic cylinder or an electric push rod.
In a possible implementation manner, the driving member is a belt transmission structure, and the belt transmission structure comprises a belt connected with the sliding block and a power member suitable for driving the belt to rotate forward and backward.
In one possible implementation, the fixing structure includes:
a frame body;
the first fixing part is connected to the frame body and provided with a first placing cavity;
the second fixing part is provided with a second placing cavity, and the second placing cavity is opposite to the first placing cavity;
the abutting driving component is connected to the frame body and is provided with a second driving end suitable for being connected with the second fixing part;
the first placing cavity and the second placing cavity are matched to form an accommodating cavity; the second driving end is suitable for driving the second fixing portion to slide towards the first fixing portion so as to fix the eraser in the accommodating cavity.
In a possible implementation manner, a guide hole is provided on the frame body, and the abutting driving assembly includes:
the reciprocating connecting rod penetrates through the guide hole, and one end of the reciprocating connecting rod is connected with the second fixing part;
the connecting disc is in rotating fit with the frame body, and an eccentric shaft is arranged on the connecting disc;
the connecting piece is provided with a first connecting end hinged with the eccentric shaft and a second connecting end hinged with the reciprocating connecting rod; and
the driving motor is arranged on the frame body, and the power end of the driving motor is connected with the connecting disc.
In the embodiment of the application, the eraser is placed in the accommodating cavity of the fixed structure, and after the eraser is washed, the water on the wiping part of the eraser can be extruded out through the reciprocating sliding of the extrusion part; after each cleaning, the extrusion force of the extrusion part on the wiping part of the eraser is the same, so that the eraser can be kept at the preset humidity after each cleaning of the eraser, the humidity of the eraser can be conveniently controlled, and the wiping effect of the eraser can be improved. The control of the water content of the wiping part of the board wiper can be realized by controlling the reciprocating extrusion times of the extrusion part.
Compared with the prior art, the water pressing mechanism for the blackboard eraser and the cleaning device applying the water pressing mechanism for the blackboard eraser have the advantages that the wiping part of the blackboard eraser is not required to be manually squeezed by matching the fixing structure with the extruding structure, so that the humidity of the wiping part of the blackboard eraser is conveniently controlled, and the wiping effect of the blackboard eraser is improved.
In order to achieve the purpose, the utility model adopts another technical scheme that:
the cleaning device comprises a box body and the board eraser water pressing mechanism, wherein the board eraser water pressing mechanism is arranged in the box body, a through hole suitable for placing a board eraser is formed in the side wall of the box body, and the through hole in the box body is arranged corresponding to the fixing structure.
The beneficial effects of the cleaning device provided by the utility model are the same as those of the eraser pressing mechanism, and are not repeated herein.
Drawings
Fig. 1 is a schematic view of a board wiping water pressing mechanism provided in an embodiment of the present invention;
fig. 2 is a schematic view of a fixing structure portion of a board wiping water pressing mechanism according to an embodiment of the present invention;
FIG. 3 is a schematic view of a slider portion of a water pressing mechanism for a board eraser according to an embodiment of the present invention;
fig. 4 is a schematic view illustrating a first fixing portion and a second fixing portion of a board wiping water pressing mechanism according to an embodiment of the present invention.
Description of reference numerals: 1. a fixed structure; 11. an accommodating chamber; 12. a first fixed part; 121. a first placing cavity; 13. a second fixed part; 131. a second placing cavity; 14. a guide hole; 15. a reciprocating connecting rod; 16. a connecting disc; 161. an eccentric shaft; 17. a connecting member; 18. a drive motor; 2. extruding the structure; 21. an extrusion space; 22. a pressing section; 23. a slider; 231. a groove; 232. a chute; 24. a belt; 25. a pulley; 26. a power motor; 3. erasing the blackboard; 4. a box body; 41. a guide rail.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Referring to fig. 1 to 4, a board wiping water pressing mechanism and a cleaning device using the board wiping water pressing mechanism according to the present invention will now be described. The board wiping water pressing mechanism comprises a fixing structure 1 and an extrusion structure 2; the fixed structure 1 has a housing cavity 11 suitable for fixing the eraser 3; the extrusion structure 2 is positioned at one side of the fixed structure 1 with the containing cavity 11; a squeezing space 21 suitable for placing the wiping part of the eraser 3 is formed between the squeezing structure 2 and the accommodating cavity 11, and the squeezing structure 2 is provided with a squeezing part 22 which is positioned in the squeezing space 21 and is suitable for abutting against the wiping part of the eraser 3; wherein, the extrusion part 22 is in sliding fit with the fixed structure 1, and the extrusion part 22 has a working state that one side of the wiping part of the eraser 3 slides to the other side of the wiping part of the eraser 3 in a reciprocating way; the direction in which the pressing portion 22 abuts against the eraser 3 is perpendicular to the sliding direction of the pressing portion 22.
In the embodiment of the application, the eraser 3 is placed in the containing cavity 11 of the fixed structure 1, and after the eraser 3 is washed, the water on the wiping part of the eraser 3 can be extruded out through the reciprocating sliding of the extrusion part 22; and after each cleaning, the extrusion force of the extrusion part 22 on the wiping part of the eraser 3 is the same, so that the eraser 3 can be kept at the preset humidity after each cleaning of the eraser 3, the humidity of the eraser 3 is convenient to control, and the wiping effect of the eraser 3 can be improved. The control of the water content of the wiping part of the eraser 3 can be realized by controlling the reciprocating extrusion times of the extrusion part 22.
Compared with the prior art, the water pressing mechanism for the eraser 3 and the cleaning device applying the water pressing mechanism for the eraser 3 have the advantages that through the matching of the fixing structure 1 and the extruding structure 2, the wiping part of the eraser 3 does not need to be manually squeezed, the humidity of the wiping part of the eraser 3 is conveniently controlled, and the wiping effect of the eraser 3 is further improved.
In some embodiments, as shown in fig. 1 to 4, the pressing part 22 is a roller, and the peripheral wall of the roller is suitable for rotationally cooperating with the wiping part of the eraser 3; the extrusion structure 2 comprises a slide block 23 and a driving piece which is suitable for driving the slide block 23 to be in sliding fit with the wiping part of the blackboard eraser 3; the driving member has a first driving end adapted to be connected to the slider 23; an extrusion space 21 is formed between the sliding block 23 and the accommodating cavity 11, and the roller is in running fit with the sliding block 23 around the axis of the roller; the slider 23 is provided with a groove 231 suitable for placing the wiping part of the blackboard eraser 3, and the roller is arranged in the groove 231; the roller is detachably connected with the slider 23, through holes are formed in two opposite side walls of the groove 231, threaded holes are formed in two ends of the roller, and the threaded holes in the two ends of the roller are aligned with the through holes in the corresponding sides of the groove 231; be equipped with the bolt on the slider 23, the through-hole that the bolt passed on the recess 231 and the screw hole screw-thread fit of running roller tip, consequently, can fix the running roller in recess 231, and the running roller can rotate around self axis. After the eraser 3 is placed in the placing cavity, the wiping part of the eraser 3 is positioned outside the placing cavity; the driving piece drives the sliding block 23 to slide up and down in a reciprocating way, so that the roller can slide from the bottom of the wiping part of the eraser 3 to the top of the wiping part of the eraser 3, and the roller can extrude the water in the wiping part of the eraser 3. In the up-and-down sliding process of the roller, the roller can rotate around the self axis, thereby reducing the condition that the wiping part of the blackboard eraser 3 is scratched by the roller.
It should be noted that the rollers in the groove 231 can be arranged horizontally or obliquely; no matter the running roller is the slope setting or the level setting, at the up-and-down gliding in-process of slider 23, the running roller can both with the partial normal running fit that wipes of blackboard eraser 3, consequently can reduce the running roller fish tail part of wiping of blackboard eraser 3 when the moisture of extrusion blackboard eraser 3 part of wiping.
In some embodiments, as shown in fig. 1 to 4, the driving member is an air cylinder, a hydraulic cylinder or an electric push rod, and the air cylinder is taken as an example in the present embodiment; a piston rod of the air cylinder is fixedly connected with the sliding block 23, and a cylinder body of the air cylinder is fixed on the frame body; the slide block 23 can be driven to slide back and forth in the up-and-down direction by extending and retracting the piston rod of the cylinder, so that the roller presses the wiping part of the blackboard eraser 3 in the up-and-down direction.
In some embodiments, as shown in fig. 1 to 4, the driving member is a belt transmission structure, and the belt transmission structure includes a belt 24 connected to the sliding block 23 and a power member adapted to drive the belt 24 to rotate forward and backward; the belt 24 is arranged in the box body 4, and the belt 24 is fixedly connected with the sliding block 23 through a connecting plate; the power part comprises two belt wheels 25 and a power motor 26, the two belt wheels 25 are respectively in running fit with two ends of the belt 24, and the belt wheels 25 are in running fit with the box body 4; a power motor 26 is fixed on the box body 4, and a driving end of the power motor 26 is connected with one of the belt wheels 25. The belt 24 can be rotated forward and backward by driving the pulley 25 forward and backward by the power motor 26, and therefore the slider 23 can be slid back and forth in the vertical direction.
It should be noted that the belt 24 may also be disposed outside the box 4, and an avoiding groove for sliding the connection plate is disposed on the box 4, so that the belt 24 can drive the slider 23 to slide in the up and down direction. A guide rail 41 is arranged in the box body 4, and a sliding groove 232 which is in sliding fit with the guide rail 41 is arranged on the sliding block 23.
In some embodiments, as shown in fig. 1 to 4, the fixing structure 1 includes a frame body, a first fixing portion 12, a second fixing portion 13, and a fastening driving assembly; the first fixing part 12 is connected to the frame body, and the first fixing part 12 is provided with a first placing cavity 121; the second fixing portion 13 has a second placing cavity 131, and the second placing cavity 131 is disposed opposite to the first placing cavity 121; the abutting driving component is connected to the frame body and is provided with a second driving end suitable for being connected with the second fixing part 13; wherein, the first placing cavity 121 and the second placing cavity 131 are matched to form the accommodating cavity 11; the second driving end is suitable for driving the second fixing part 13 to slide towards the first fixing part 12 so as to fix the eraser 3 in the accommodating cavity 11; the frame body is fixed on the box body 4, when the blackboard eraser 3 needs to be cleaned, one side of the blackboard eraser 3 is placed in the first placing cavity 121 of the first fixing part 12, the second fixing part 13 is driven to slide towards the first fixing part 12 by abutting against the driving component, and the second placing cavity 131 of the second fixing part 13 can be inserted with the other side of the blackboard eraser 3; the second fixing portion 13 slides for a predetermined distance under the action of abutting against the driving component, so that the second fixing portion 13 can be matched with the second fixing portion 13 to fix the eraser 3 between the first fixing portion 12 and the second fixing portion 13.
In some embodiments, as shown in fig. 1 to 4, the frame body is provided with a guide hole 14, and the tightening driving assembly includes a reciprocating connecting rod 15, a connecting disc 16, a connecting piece 17 and a driving motor 18; the reciprocating connecting rod 15 penetrates through the guide hole 14, and one end of the reciprocating connecting rod 15 is connected with the second fixing part 13; the connecting disc 16 is in running fit with the frame body, and an eccentric shaft 161 is fixedly arranged on the connecting disc 16; the connecting piece 17 has a first connecting end hinged to the eccentric shaft 161 and a second connecting end hinged to the reciprocating connecting rod 15; the driving motor 18 is arranged on the frame body, and the power end of the driving motor 18 is connected with the connecting disc 16; the driving motor 18 is fixed on the box body 4, the connecting disc 16 is driven to rotate by the driving end of the driving motor 18, the eccentric shaft 161 can rotate around the center of the connecting disc 16, and the connecting piece 17 and the reciprocating connecting rod 15 drive the second fixing part 13 to slide towards the first fixing part 12, so that the second fixing part 13 is matched with the first fixing part 12 to fix the board wiper 3; after the board eraser 3 is cleaned, the second fixing portion 13 slides in a direction away from the first fixing portion 12, so that the second fixing portion 13 can be separated from the board eraser 3, and the board eraser 3 can be conveniently taken out of the first fixing portion 12.
Based on the same invention concept, the embodiment of the application also provides a cleaning device, which comprises a box body 4 and the board eraser water pressing mechanism, wherein the board eraser water pressing mechanism is arranged in the box body 4, the side wall of the box body 4 is provided with a through hole suitable for placing the board eraser 3, and the through hole in the box body 4 is arranged corresponding to the fixing structure 1.
The beneficial effects of the cleaning device provided by the utility model are the same as those of the pressing mechanism of the eraser 3, and are not repeated herein.
It should be noted that a nozzle (not shown) for spraying water to the wiping part of the eraser 3 is arranged in the cleaning device, and the nozzle is communicated with a water source through a pipeline. The eraser 3 can be placed on the first fixing part 12 through the through hole on the box body 4; after the board eraser 3 is cleaned, the board eraser 3 can be taken out from the first fixing portion 12 through the through hole of the box 4.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A board wiping water pressing mechanism is characterized by comprising:
the fixing structure is provided with an accommodating cavity suitable for fixing the eraser; and
the extruding structure is positioned on one side of the fixing structure with the accommodating cavity; a squeezing space suitable for placing a wiping part of the eraser is formed between the squeezing structure and the accommodating cavity, and the squeezing structure is provided with a squeezing part which is positioned in the squeezing space and is suitable for abutting against the wiping part of the eraser;
the pressing part is in sliding fit with the fixing structure, and the pressing part has a working state that one side of the wiping part of the eraser slides to the other side of the wiping part of the eraser in a reciprocating manner; the direction of the pressing part abutting against the blackboard eraser is perpendicular to the sliding direction of the pressing part.
2. The board wiper water pressing mechanism as recited in claim 1, wherein the pressing portion is a roller, and the peripheral wall of the roller is adapted to rotatably engage with the wiping portion of the board wiper.
3. The board wiper water pressing mechanism as claimed in claim 2, wherein the pressing structure comprises a slider and a driving member adapted to drive the slider to slidingly engage with the wiping portion of the board wiper; the driving piece is provided with a first driving end suitable for being connected with the sliding block;
the slider with hold between the chamber for extrusion space, the running roller around self axis with slider normal running fit.
4. The board wiping water pressing mechanism according to claim 3, wherein the roller is detachably connected to the slider.
5. The board wiper water pressing mechanism as claimed in claim 3, wherein the slider is provided with a groove suitable for placing a wiping part of the board wiper, and the roller is arranged in the groove.
6. A board wiping water pressing mechanism as claimed in claim 3, wherein the driving member is a cylinder, a hydraulic cylinder or an electric push rod.
7. A board wiping water pressing mechanism as claimed in claim 3, wherein the driving member is a belt transmission structure, and the belt transmission structure includes a belt connected to the slider and a power member adapted to drive the belt to rotate forward and backward.
8. The board wiping water pressing mechanism as claimed in claim 1, wherein the fixing structure comprises:
a frame body;
the first fixing part is connected to the frame body and provided with a first placing cavity;
the second fixing part is provided with a second placing cavity, and the second placing cavity is opposite to the first placing cavity; and
the abutting driving component is connected to the frame body and is provided with a second driving end suitable for being connected with the second fixing part;
the first placing cavity and the second placing cavity are matched to form an accommodating cavity; the second driving end is suitable for driving the second fixing portion to slide towards the first fixing portion so as to fix the eraser in the accommodating cavity.
9. The board wiping water pressing mechanism as claimed in claim 8, wherein the frame body is provided with a guide hole, and the tightening driving assembly comprises:
the reciprocating connecting rod penetrates through the guide hole, and one end of the reciprocating connecting rod is connected with the second fixing part;
the connecting disc is in rotating fit with the frame body, and an eccentric shaft is arranged on the connecting disc;
the connecting piece is provided with a first connecting end hinged with the eccentric shaft and a second connecting end hinged with the reciprocating connecting rod; and
the driving motor is arranged on the frame body, and the power end of the driving motor is connected with the connecting disc.
10. A cleaning device, characterized by comprising a box body and the board eraser water pressing mechanism according to any one of claims 1 to 9, wherein the board eraser water pressing mechanism is arranged in the box body, the side wall of the box body is provided with a through hole suitable for placing a board eraser, and the through hole in the box body is arranged corresponding to the fixing structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123344268.1U CN216443372U (en) | 2021-12-28 | 2021-12-28 | Blackboard eraser water pressing mechanism and cleaning device using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123344268.1U CN216443372U (en) | 2021-12-28 | 2021-12-28 | Blackboard eraser water pressing mechanism and cleaning device using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216443372U true CN216443372U (en) | 2022-05-06 |
Family
ID=81377171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123344268.1U Active CN216443372U (en) | 2021-12-28 | 2021-12-28 | Blackboard eraser water pressing mechanism and cleaning device using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216443372U (en) |
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2021
- 2021-12-28 CN CN202123344268.1U patent/CN216443372U/en active Active
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