CN215096628U

CN215096628U - Wisdom blackboard with clearance dust function

Info

Publication number: CN215096628U
Application number: CN202121339416.8U
Authority: CN
Inventors: 唐国龙; 林夕宝
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2021-12-10
Anticipated expiration: 2031-06-17

Abstract

The utility model relates to the technical field of teaching equipment, and discloses an intelligent blackboard with dust cleaning function, which comprises a blackboard, a case is fixedly connected to the left side of the blackboard, a motor is fixedly connected to the lower part of the inner left side of the case, an output shaft of the motor is fixedly connected with a driving gear, a rotating shaft is rotatably connected to the upper part of the inner left side of the case, a driven gear is fixedly connected to the left side of the outer wall of the rotating shaft, the driving gear is meshed with the driven gear, a brush is fixedly connected to the right side of the outer wall of the rotating shaft, and a through type dust removal groove is formed in the upper surface of the case, which is positioned above the brush; the blackboard eraser is connected with the inverted concave limiting frame through the adsorption of the first magnetic block and the second magnetic block, the air bag is extruded and eliminated by external force, the felt extends in the dust removal groove and is in contact with the hairbrush, the motor drives the rotating shaft to rotate through the driving gear and the driven gear, the rotating shaft drives the hairbrush to rotate, and the hairbrush brushes dust on the felt.

Description

Wisdom blackboard with clearance dust function

Technical Field

The utility model relates to a teaching equipment technical field specifically is a wisdom blackboard with clearance dust function.

Background

The blackboard is not particularly a black board, is a plane which can be repeatedly written by chalk in the traditional sense, is hard, and is mainly used for teaching. The blackboard is generally made of wood board or ground glass, and can be written on by using specific writing materials such as chalk. Mostly black, greenish black, white or beige.

The teacher can clean chalk word when using the blackboard to educate the teaching, writes on the blackboard repeatedly, uses the back, can keep a large amount of chalk dust on the blackboard is cleaned, influences the next use, and the blackboard can produce a large amount of dust when cleaning, influences that the teacher is healthy.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a wisdom blackboard with clearance dust function has solved the problem of proposing in the background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an intelligence blackboard with clearance dust function, includes the blackboard, the left side fixedly connected with machine case of blackboard, the inside left side below fixedly connected with motor of machine case, the output shaft fixedly connected with driving gear of motor, the inside left side top of machine case rotates and is connected with the pivot, the outer wall left side fixedly connected with driven gear of pivot, the driving gear with driven gear meshes, the outer wall right side fixedly connected with brush of pivot, the upper surface of machine case is located the top of brush is seted up the dust removal groove of run-through, the upper surface of machine case is located the outside fixedly connected with of dust removal groove is fallen spill spacing, the inside upper surface fixedly connected with magnetic path one of falling spill spacing, the lower surface magnetism of magnetic path one is connected with the blackboard eraser, the blackboard eraser includes two, gasbag and felt, the magnetic path two the gasbag with felt from the top down is fixed connection in proper order, the lower surface of machine case is located the dust collecting tank of through type is seted up to the below of brush, the lower surface of machine case is located the left and right sides symmetry fixedly connected with connecting strip of dust collecting tank, two the inside sliding connection of connecting strip has the dust collection box, the equal circular interconnection of fixedly connected with in the left and right sides of dust collection box connects, the lower surface left end fixedly connected with air exhauster of machine case, the output end fixedly connected with semi-circular outer joint head of air exhauster is located leftwards circular interconnection connect with semi-circular outer joint head is dismantled and is connected, circular interconnection connects be hollow structure, and with the dust collection box intercommunication.

Preferably, the front surface bottom fixedly connected with L shape side pipe of blackboard, the wind groove of through type is seted up to the upper surface of L shape side pipe, the inside top fixedly connected with filter screen one of wind groove, the left end fixedly connected with switching piece of L shape side pipe, the left end fixedly connected with of switching piece is another semi-circular outer joint head, semi-circular outer joint head with be located the right side circular in-connection connects the dismantlement and connects, the right side dismantlement of L shape side pipe is connected with the end cap.

Preferably, the upper surface of the case is provided with a chute at the right side of the dust removing groove.

Preferably, the left side and the right side of the air bag are both provided with through round holes.

Preferably, a partition plate is fixedly connected to the inner portion of the case at a position between the driven gear and the dust collecting groove, and the rotating shaft penetrates through the partition plate and is rotatably connected with the partition plate.

Preferably, the opposite sides of the two circular inner connecting joints are fixedly connected with rubber rings.

Preferably, the length of the eraser is equal to the distance between the vertical part of the L-shaped square tube and the blackboard.

Preferably, a second filter screen is fixedly connected to one side of the dust collection box inside the two circular inner connecting joints.

(III) advantageous effects

The utility model provides a wisdom blackboard with clearance dust function possesses following beneficial effect:

(1) the utility model discloses a set up the brush, the blackboard eraser after will using is put in the left side of the spacing frame of the spill, press down and promote to the right side, the blackboard eraser that is located the spacing frame below of the spill is released from the right side through the chute guide, convenient next time uses, the blackboard eraser after the use passes through magnetic path one, magnetic path two-phase adsorbs and is connected with the spacing frame of the spill, the external force extrusion that the gasbag received is eliminated, stretch in the dust removal inslot portion, the felt contacts with the brush, utilize the motor to drive the pivot through driving gear and driven gear and rotate, the pivot drives the brush and rotates, the brush falls the dust brush on with the felt, utilize the suction of air exhauster, the dust falls into dust collection incasement portion through the dust collection groove, the dust collection case can be followed the connecting strip and drawn out, the convenience is cleared up the dust collection case.

(2) The utility model discloses a set up L shape side's pipe, the blackboard eraser is when using, and the gasbag extrusion is flattened, and simultaneously outside jet-propelled, blows off the dust that the felt was wiped to both sides, and the air exhauster is followed wind groove and is located convulsions for dust falling speed blocks through filter screen one, persists in L shape side's pipe, demolishs the end cap, slides in putting the space between L shape side's pipe and blackboard with the blackboard eraser, pushes the right side with the chalk dust that L shape side's pipe was last to store up, clears out the dust from the end cap.

Drawings

FIG. 1 is a schematic structural view of a middle chassis, an inverted concave limiting frame and an eraser of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic view of the connection structure between the semi-circular outer connector and the circular inner connector of the present invention;

fig. 4 is the right-side view internal structure schematic diagram of the middle L-shaped square tube of the present invention.

In the figure: 1. a chassis; 2. a motor; 3. a driving gear; 4. a rotating shaft; 5. a driven gear; 6. a brush; 7. a dust removal groove; 8. an inverted concave limiting frame; 9. a first magnetic block; 10. erasing the blackboard; 11. a second magnetic block; 12. an air bag; 13. felt; 14. a dust collecting groove; 15. a connecting strip; 16. a dust collection box; 17. an exhaust fan; 18. a semicircular outer connector; 19. a circular inner connector; 20. a transfer block; 21. an L-shaped square tube; 22. a plug; 23. an air duct; 24. a first filter screen; 25. a blackboard; 26. a chute; 27. a partition plate; 28. a second filter screen; 29. a rubber ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-4, the utility model provides a technical solution: an intelligent blackboard with a dust cleaning function comprises a blackboard 25, a case 1 is fixedly connected to the left side of the blackboard 25, a motor 2 is fixedly connected to the lower portion of the left side inside the case 1, a driving gear 3 is fixedly connected to an output shaft of the motor 2, a rotating shaft 4 is rotatably connected to the upper portion of the left side inside the case 1, a driven gear 5 is fixedly connected to the left side of the outer wall of the rotating shaft 4, the driving gear 3 is meshed with the driven gear 5, a brush 6 is fixedly connected to the right side of the outer wall of the rotating shaft 4, a penetrating type dust removing groove 7 is formed in the upper surface of the case 1 and located above the brush 6, an inverted concave limiting frame 8 is fixedly connected to the outer side of the dust removing groove 7 on the upper surface of the case 1, a magnetic block I9 is fixedly connected to the upper surface inside of the inverted concave limiting frame 8, a blackboard eraser 10 is magnetically connected to the lower surface of the magnetic block I9, the blackboard eraser 10 comprises a magnetic block II 11, an air bag 12 and a felt 13, the magnetic block II 11, the air bag 12 and the felt 13 are fixedly connected from top to bottom in sequence, a penetrating type dust collecting groove 14 is formed in the lower surface of the case 1, the lower surface of the case 1 is positioned below the hairbrush 6, connecting strips 15 are symmetrically and fixedly connected to the left side and the right side of the dust collecting groove 14, a dust collecting box 16 is connected to the inner portions of the two connecting strips 15 in a sliding mode, circular inner connectors 19 are fixedly connected to the left side and the right side of the dust collecting box 16, an exhaust fan 17 is fixedly connected to the left end of the lower surface of the case 1, a semicircular outer connector 18 is fixedly connected to the output end of the exhaust fan 17, the circular inner connectors 19 on the left side are detachably connected with the semicircular outer connector 18, the circular inner connectors 19 are of a hollow structure and are communicated with the dust collecting box 16, one end, far away from the rotating shaft 4, of the hairbrush 6 can be fully contacted with the lower surface of the felt 13 to brush the dust adhered to fall into the dust collecting box 16, the brush 6 is made of harder material and has better dust removal effect.

Further, the bottom end of the front surface of the blackboard 25 is fixedly connected with an L-shaped square pipe 21, a penetrating type air groove 23 is formed in the upper surface of the L-shaped square pipe 21, a filter screen I24 is fixedly connected to the upper portion of the inside of the air groove 23, a switching block 20 is fixedly connected to the left end of the L-shaped square pipe 21, another semicircular outer connecting head 18 is fixedly connected to the left end of the switching block 20, the semicircular outer connecting head 18 is detachably connected with a circular inner connecting head 19 located on the right side, a plug 22 is detachably connected to the right side of the L-shaped square pipe 21, when the blackboard eraser 10 is used for wiping and removing handwriting on the blackboard 25, partial powder slides downwards along with the blackboard 25, air is sucked from the air groove 23 by using an exhaust fan 17, the falling speed of dust is accelerated, the suction amount of a teacher is reduced, the dust is blocked by the filter screen I24 and is remained on the L-shaped square pipe 21, the plug 22 is detached, and the dust is cleaned from the left side.

Furthermore, the upper surface of the chassis 1 is provided with a chute 26 on the right side of the dust removing groove 7, the bottom of the left side of the chute 26 is flush with the bottom of the eraser 10 below the inverted concave limiting frame 8, and the other eraser 10 is pushed from the left side to guide the eraser 10 to move to the right side.

Furthermore, the round hole of run-through formula is all seted up to the left and right sides of gasbag 12, and gasbag 12 material is comparatively soft, can extrude to press and flatten, and the outside jet-propelled simultaneously blows off the dust that felt 13 was wiped to both sides, prevents that the teacher from inhaling.

Furthermore, a partition plate 27 is fixedly connected to the inner portion of the case 1 at a position between the driven gear 5 and the dust collecting groove 14, the rotating shaft 4 penetrates through the partition plate 27 and is rotatably connected with the partition plate 27, and the partition plate 27 divides the case 1 into left and right parts, so that dust is prevented from affecting the service life of the motor 2.

Furthermore, the opposite sides of the two circular inner connectors 19 are fixedly connected with rubber rings 29 for increasing the sealing effect between the circular inner connectors 19 and the semicircular outer connectors 18, and preventing air leakage and affecting the working efficiency of the exhaust fan 17.

Further, the length of the eraser 10 is equal to the distance between the vertical part of the L-shaped square tube 21 and the blackboard 25, and the eraser 10 can slide in the gap between the L-shaped square tube 21 and the blackboard 25 and is used for pushing chalk dust accumulated on the L-shaped square tube 21 to the right side, so that the processing is convenient.

Further, a second filter screen 28 is fixedly connected to one side of the dust box 16 inside the two circular inner connectors 19, and the second filter screen 28 can prevent dust from being sucked into the suction fan 17.

To sum up, the utility model discloses a work flow: when the blackboard eraser 10 is used, the air bag 12 is squeezed to be flat, meanwhile, air is sprayed outwards to blow off dust wiped by the felt 13 to two sides, the exhaust fan 17 exhausts air from the air groove 23 to accelerate the falling speed of the dust, the air is blocked by the filter screen I24 and is stored on the L-shaped square tube 21, the blackboard eraser 10 after being used is placed on the left side of the inverted concave limiting frame 8 and is pressed downwards and pushed to the right side, the blackboard eraser 10 positioned below the inverted concave limiting frame 8 is pushed out from the right side through the guide of the chute 26 for next use, the blackboard eraser 10 after being used is adsorbed by the magnetic blocks I9 and II 11 and is connected with the inverted concave limiting frame 8, the air bag 12 is squeezed and eliminated by external force, the blackboard eraser 13 extends inside the dust removal groove 7, the felt 13 is contacted with the brush 6, the motor 2 drives the rotating shaft 4 to rotate through the driving gear 3 and the driven gear 5, the rotating shaft 4 drives the felt 6 to rotate, the brush 6 drops the dust on the felt 13, by the suction force of the exhaust fan 17, the dust falls into the dust collection box 16 through the dust collection groove 14, the dust collection box 16 is drawn out from the connecting strip 15, the dust collection box 16 is cleaned, the plug 22 is removed, the eraser 10 is placed in the gap between the L-shaped square tube 21 and the blackboard 25 to slide, the chalk dust accumulated on the L-shaped square tube 21 is pushed to the right side, and the dust is cleaned from the plug 22.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 an intelligence blackboard with clearance dust function, includes blackboard (25), its characterized in that: the blackboard eraser is characterized in that a case (1) is fixedly connected to the left side of the blackboard (25), a motor (2) is fixedly connected to the lower portion of the left side of the interior of the case (1), a driving gear (3) is fixedly connected to an output shaft of the motor (2), a rotating shaft (4) is rotatably connected to the upper portion of the left side of the interior of the case (1), a driven gear (5) is fixedly connected to the left side of the outer wall of the rotating shaft (4), the driving gear (3) is meshed with the driven gear (5), a brush (6) is fixedly connected to the right side of the outer wall of the rotating shaft (4), a penetrating type dust removing groove (7) is formed in the upper surface of the case (1) above the brush (6), an inverted concave limiting frame (8) is fixedly connected to the outer side of the dust removing groove (7), and a magnetic block I (9) is fixedly connected to the upper surface of the interior of the inverted concave limiting frame (8), the blackboard eraser (10) is magnetically connected to the lower surface of the first magnetic block (9), the blackboard eraser (10) comprises a second magnetic block (11), an air bag (12) and a felt (13), the second magnetic block (11), the air bag (12) and the felt (13) are sequentially and fixedly connected from top to bottom, a penetrating dust collecting groove (14) is formed in the lower surface of the case (1) and is positioned below the brush (6), connecting strips (15) are symmetrically and fixedly connected to the left side and the right side of the dust collecting groove (14) respectively, a dust collecting box (16) is slidably connected to the inner parts of the two connecting strips (15), circular inner connectors (19) are fixedly connected to the left side and the right side of the dust collecting box (16), an exhaust fan (17) is fixedly connected to the left end of the lower surface of the case (1), and a semicircular outer connector (18) is fixedly connected to the output end of the exhaust fan (17), the circular inner connecting joint (19) on the left side is detachably connected with the semicircular outer connecting joint (18), and the circular inner connecting joint (19) is of a hollow structure and is communicated with the dust collection box (16).

2. The intelligent blackboard with dust cleaning function according to claim 1, characterized in that: front surface bottom fixedly connected with L shape side pipe (21) of blackboard (25), run-through wind groove (23) are seted up to the upper surface of L shape side pipe (21), the inside top fixedly connected with filter screen (24) of wind groove (23), the left end fixedly connected with switching piece (20) of L shape side pipe (21), the left end fixedly connected with of switching piece (20) another semi-circular outer joint head (18), semi-circular outer joint head (18) with be located the right side circular inner joint head (19) are dismantled and are connected, the right side of L shape side pipe (21) is dismantled and is connected with end cap (22).

3. The intelligent blackboard with dust cleaning function according to claim 1, characterized in that: the upper surface of the case (1) is positioned at the right side of the dust removing groove (7) and is provided with a chute (26).

4. The intelligent blackboard with dust cleaning function according to claim 1, characterized in that: the left side and the right side of the air bag (12) are both provided with through round holes.

5. The intelligent blackboard with dust cleaning function according to claim 1, characterized in that: a partition plate (27) is fixedly connected to the middle position of the driven gear (5) and the dust collection groove (14) in the case (1), and the rotating shaft (4) penetrates through the partition plate (27) and is in rotating connection with the partition plate.

6. The intelligent blackboard with dust cleaning function according to claim 1, characterized in that: the opposite sides of the two circular inner connecting joints (19) are fixedly connected with rubber rings (29).

7. The intelligent blackboard with dust cleaning function according to claim 2, characterized in that: the length of the eraser (10) is equal to the distance between the vertical part of the L-shaped square tube (21) and the blackboard (25).

8. The intelligent blackboard with dust cleaning function according to claim 1, characterized in that: a second filter screen (28) is fixedly connected to one side of the dust collection box (16) in the two circular inner connecting joints (19).