CN217373988U

CN217373988U - Blackboard cleaning equipment with dust collection function

Info

Publication number: CN217373988U
Application number: CN202123057138.XU
Authority: CN
Inventors: 刘晶晶; 李梦媛; 葛思颖; 吴梦杰; 王维
Original assignee: Anhui Institute of Information Engineering
Current assignee: Anhui Institute of Information Engineering
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-09-06
Anticipated expiration: 2031-12-06

Abstract

The utility model discloses a blackboard cleaning equipment with dust absorption function, blackboard cleaning equipment includes the blackboard, the upper and lower both ends of blackboard are rotationally provided with the lead screw respectively, the tip coaxial fixed with the band pulley of lead screw, encircle the connection through the belt between two band pulleys, can be provided with the removal frame along its length direction ground motion on the blackboard, the both ends of removal frame are connected with respectively and cup joint the lead screw nut on the lead screw, the blackboard upper end is fixed with along its length direction's rack, can be provided with the blackboard eraser along blackboard width direction ground motion on the removal frame, the upper end of removal frame is rotationally provided with the pivot, be fixed with gear and carousel in order in the pivot, the gear with the rack meshes mutually, the both ends of rocker articulate respectively through the round pin axle the carousel with the blackboard eraser; the problem of current blackboard need manually erase, not only inefficiency, the difficult collection of dust moreover is solved.

Description

Blackboard cleaning equipment with dust collection function

Technical Field

The utility model relates to a teaching aid specifically, relates to take blackboard clean-up equipment of dust absorption function.

Background

The using mode of present blackboard all is that the direct chalk of using writes the drawing on the blackboard, need erase after full and just can continue to use, all is artifical handheld blackboard eraser to erase when erasing at present, and is not only inefficient like this, can produce a large amount of dusts when erasing moreover, and the chalk dust is difficult to avoid being inhaled the lung, and most stays in the alveolar, causes the lung damage, descends including respiratory inflammation and lung function of ventilating, and common lung disease has: chronic, acute pneumonia, lung cancer, pneumoconiosis, etc.

Therefore, it is the utility model discloses it is urgent to need the problem of solving to provide a blackboard cleaning equipment that can carry out effective clearance and dust collection to the blackboard.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a take dust absorption function's blackboard clean-up equipment has solved current blackboard and has needed manual the erasing, not only inefficiency, the difficult problem of collecting of dust moreover.

In order to realize the aim, the utility model provides a blackboard cleaning device with dust absorption function, the blackboard cleaning equipment comprises a blackboard, the upper end and the lower end of the blackboard are respectively provided with a screw rod in a rotating way, belt wheels are coaxially fixed at the end part of the screw rod, the two belt wheels are connected in a surrounding way through a belt, a moving frame is arranged on the blackboard in a way of moving along the length direction of the blackboard, two ends of the movable frame are respectively connected with a screw nut sleeved on the screw rod, the upper end of the blackboard is fixed with a rack along the length direction thereof, the movable frame is provided with a blackboard eraser which can move along the width direction of the blackboard, the upper end of the movable frame is rotatably provided with a rotating shaft, a gear and a rotary table are sequentially fixed on the rotating shaft, the gear is meshed with the rack, and two ends of a rocker are hinged to the rotary table and the eraser plate through hinge pins respectively.

Preferably, the both ends of blackboard are connected with the mount pad, be formed with the spout along its length direction on the mount pad, be connected with the sliding block on the screw nut, the sliding block partly block in the spout at least.

Preferably, a first motor is arranged on the mounting seat, and an output shaft of the first motor is coaxially connected with the lead screw.

Preferably, a clamping groove is formed in the moving frame along the length direction of the moving frame, a sliding plate is slidably arranged on the clamping groove, and the sliding plate is connected with the eraser through a connecting plate.

Preferably, the eraser, the connecting plate and the sliding plate are connected through screws.

Preferably, a collection box is arranged at the lower end of the movable frame, a dust suction box communicated with the collection box is fixed on the movable frame, an air channel is formed in the dust suction box, and a plurality of dust suction ports communicated with the air channel are formed in the surface of the dust suction box;

a second motor is arranged in the dust collection box, an output shaft of the second motor is connected with a rotating rod, and fan blades are fixed on the rotating rod.

Preferably, an ash falling opening is formed at the communication position of the collection box and the dust collection box, the rotating rod at least partially penetrates through the ash falling opening and extends to the collection box, and stirring blades are arranged on the rotating rod in the collection box.

Preferably, the stirring blade is arranged on a stirring rod, an axle groove is formed on the rotating rod, and the stirring rod is detachably clamped in the axle groove.

Preferably, a support is formed in the collecting box, a bearing is fixed on the support, and the rotating rod is at least partially clamped in the bearing in a rotatable mode.

The utility model provides a blackboard cleaning equipment with dust absorption function, blackboard cleaning equipment includes the blackboard, the upper and lower both ends of blackboard are rotationally provided with the lead screw respectively, the tip coaxial fixation of lead screw has the band pulley, encircles through the belt between two band pulleys and connects, can be provided with the removal frame along its length direction ground on the blackboard in motion, the both ends of removal frame are connected with respectively and cup joint the lead screw nut on the lead screw, the blackboard upper end is fixed with along its length direction's rack, can be provided with the blackboard eraser along the blackboard width direction ground motion on the removal frame, the upper end of removal frame is rotationally provided with the pivot, be fixed with gear and carousel in order in the pivot, the gear with the rack meshes mutually, the both ends of rocker articulate respectively through the round pin axle in the carousel with the blackboard eraser; the rotation through the lead screw can drive lead screw nut along the length direction motion of blackboard to drive the blackboard eraser level through the carriage and erase, the carriage is at the displacement in-process, because gear and rack mesh mutually for the pivot drives the carousel and rotates, drives the blackboard eraser through the rocker and follows vertical direction reciprocating motion, and the blackboard eraser can effectively be erased at vertical and horizontal direction's reciprocating motion.

Other features and advantages of the present invention will be described in detail in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention. In the drawings:

FIG. 1 is a schematic view of the overall structure;

FIG. 2 is a schematic diagram of a left side view angle A in FIG. 1;

FIG. 3 is a schematic diagram of a right side view angle A in FIG. 1;

FIG. 4 is a schematic diagram of a left side view angle B in FIG. 1;

FIG. 5 is a schematic diagram of a right side view angle B in FIG. 1;

FIG. 6 is a schematic diagram of the inner section of the right side view structure of FIG. 1B;

FIG. 7 is a schematic view showing the structure of the lower end portion of the moving frame;

fig. 8 is a schematic structural view of the stirring rod and the rotating rod.

Description of the reference numerals

1-blackboard; 2-mounting a base; 3-a rack; 4-a moving rack; 5-a sliding plate; 6-screws; 7-a lead screw; 8-a clamping groove; 9-a connecting plate; 10-erasing; 11-a pin shaft; 12-a rocker; 13-lead screw nut; 14-a first motor; 15-a chute; 16-a turntable; 17-a gear; 18-a rotating shaft; 19-a dust collection box; 20-stirring blade; 21-a collection box; 22-ash falling port; 23-an air duct; 24-a dust suction port; 25-a second motor; 26-fan blades; 27-a rotating rod; 28-a stirring rod; 29-axial slot; 30-a belt.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

As shown in fig. 1-8: the utility model provides a blackboard cleaning device with dust absorption function, which comprises a blackboard 1, the upper end and the lower end of the blackboard 1 are respectively provided with a screw rod 7 in a rotatable way, the end part of the screw rod 7 is coaxially fixed with a belt wheel, the two belt wheels are connected in a surrounding way through a belt 30, the blackboard 1 is provided with a movable frame 4 capable of moving along the length direction, two ends of the movable frame 4 are respectively connected with a screw nut 13 sleeved on the screw 7, the upper end of the blackboard 1 is fixed with a rack 3 along the length direction thereof, the movable frame 4 is provided with a blackboard eraser 10 which can move along the width direction of the blackboard 1, the upper end of the moving frame 4 is rotatably provided with a rotating shaft 18, a gear 17 and a turntable 16 are sequentially fixed on the rotating shaft 18, the gear 17 is engaged with the rack 3, and two ends of the rocker 12 are respectively hinged on the turntable 16 and the eraser 10 through pin shafts 11. The rotation through the lead screw can drive lead screw nut along the length direction motion of blackboard to drive the blackboard eraser level through removing the frame and erase, remove the frame at the displacement in-process, because gear and rack mesh mutually for the pivot drives the carousel and rotates, drives blackboard eraser along vertical direction reciprocating motion through the rocker, and the blackboard can effectively be erased at vertical and horizontal direction's reciprocating motion to the blackboard.

The utility model discloses an in a preferred embodiment, carry on spacingly in order to the displacement to lead screw nut 13, blackboard 1's both ends are connected with mount pad 2, be formed with on mount pad 2 along its length direction's spout 15, be connected with the sliding block on the lead screw nut 13, the block is in at least part slidable ground block in the spout 15.

In a preferred embodiment of the present invention, in order to effectively control the forward and reverse rotation of the screw rod, the mounting base 2 is provided with a first motor 14, and an output shaft of the first motor 14 is coaxially connected to the screw rod 7.

In a preferred embodiment of the present invention, in order to limit the movement of the eraser 10 in the vertical direction, the moving frame 4 is formed with a slot 8 along the length direction thereof, the slot 8 is slidably provided with a sliding plate 5, and the sliding plate 5 passes through a connecting plate 9 and the eraser 10.

In a preferred embodiment of the present invention, in order to facilitate the removal and replacement of the eraser 10, the connecting plate 9 and the sliding plate 5 are connected by screws 6.

In a preferred embodiment of the present invention, in order to effectively collect the chalk dust generated by erasing the eraser 10 and avoid the spreading of the chalk dust, a collecting box 21 is disposed at the lower end of the movable frame 4, a dust-absorbing box 19 communicated with the collecting box 21 is fixed on the movable frame 4, an air duct 23 is formed in the dust-absorbing box 19, and a plurality of dust-absorbing openings 24 communicated with the air duct 23 are formed on the surface of the dust-absorbing box 19; a second motor 25 is arranged in the dust collection box 19, an output shaft of the second motor 25 is connected with a rotating rod 27, and fan blades 26 are fixed on the rotating rod 27. The negative pressure generated by the rotation of fan blades 26 can suck and collect dust from dust box 19 into collection box 21.

In a preferred embodiment of the present invention, the connection part between the collecting box 21 and the dust collecting box 19 is formed with a dust falling opening 22, the rotating rod 27 at least partially penetrates through the dust falling opening 22 and extends to the collecting box 21, and is located in the collecting box 21, and the rotating rod 27 is provided with a stirring blade 20. The collection box 21 can be filled with water, so that the dust can fall into the water, and the dust can be mixed with the water through the rotation of the stirring blade 20, and secondary dust emission is avoided.

In a preferred embodiment of the present invention, in order to facilitate the disassembly and cleaning of the stirring blade 20, the stirring blade 20 is disposed on the stirring rod 28, the rotating rod 27 is formed with an axial groove 29, and the stirring rod 28 is detachably engaged in the axial groove 29.

In a preferred embodiment of the present invention, in order to make the rotating rod 27 rotate more stably, a support is formed in the collecting box 21, a bearing is fixed on the support, and the rotating rod 27 is at least partially rotatably engaged in the bearing.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be within the scope of the present invention to perform various simple modifications to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.

It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations.

In addition, various embodiments of the present invention can be arbitrarily combined with each other, and the disclosed content of the present invention should be considered as the same as long as it does not violate the idea of the present invention.

Claims

1. The utility model provides a blackboard cleaning equipment of area dust absorption function, its characterized in that, blackboard cleaning equipment includes blackboard (1), the upper and lower both ends of blackboard (1) rotationally are provided with lead screw (7) respectively, the coaxial band pulley that is fixed with of tip of lead screw (7), encircle the connection through belt (30) between two band pulleys, can be provided with on blackboard (1) along its length direction ground with moving and remove frame (4), the both ends of removing frame (4) are connected with respectively and cup joint screw nut (13) on lead screw (7), blackboard (1) upper end is fixed with rack (3) along its length direction, can follow on removing frame (4) blackboard (1) width direction ground is provided with blackboard eraser (10), the upper end of removing frame (4) rotationally is provided with pivot (18), be fixed with gear (17) and carousel (16) in order on pivot (18), the gear (17) is meshed with the rack (3), and two ends of the rocker (12) are hinged to the turntable (16) and the eraser (10) through pin shafts (11) respectively.

2. The blackboard cleaning device with the dust absorption function according to claim 1, wherein the two ends of the blackboard (1) are connected with mounting seats (2), the mounting seats (2) are formed with sliding grooves (15) along the length direction of the mounting seats, the lead screw nut (13) is connected with sliding blocks, and at least part of the sliding blocks are slidably clamped in the sliding grooves (15).

3. Blackboard cleaning apparatus with dust suction function according to claim 2, characterised in that the mounting base (2) is provided with a first motor (14), the output shaft of the first motor (14) is coaxially connected with the lead screw (7).

4. The blackboard cleaning apparatus with dust absorption function according to claim 1, characterized in that the moving frame (4) is formed with a slot (8) along its length direction, the slot (8) is slidably provided with a sliding plate (5), and the sliding plate (5) is connected with the eraser (10) through a connecting plate (9).

5. The blackboard cleaning device with dust absorption function according to claim 4, characterized in that the eraser (10), the connecting plate (9) and the sliding plate (5) are connected by screws (6).

6. The blackboard cleaning device with the dust absorption function according to claim 1, wherein a collection box (21) is provided at the lower end of the movable frame (4), a dust absorption box (19) communicated with the collection box (21) is fixed on the movable frame (4), an air duct (23) is formed in the dust absorption box (19), and a plurality of dust absorption ports (24) communicated with the air duct (23) are formed on the surface of the dust absorption box (19);

a second motor (25) is arranged in the dust collection box (19), an output shaft of the second motor (25) is connected with a rotating rod (27), and fan blades (26) are fixed on the rotating rod (27).

7. The blackboard cleaning device with dust absorption function according to claim 6, characterized in that a dust falling opening (22) is formed at the communication position of the collection box (21) and the dust absorption box (19), the rotating rod (27) at least partially penetrates through the dust falling opening (22) and extends to the collection box (21), and stirring blades (20) are arranged on the rotating rod (27) in the collection box (21).

8. The blackboard cleaning apparatus with dust suction function according to claim 7, characterized in that the stirring blades (20) are provided on a stirring rod (28), the rotating rod (27) is formed with a shaft groove (29), and the stirring rod (28) is detachably engaged in the shaft groove (29).

9. Blackboard cleaning apparatus with dust suction function according to claim 8, characterised in that the collecting box (21) has a seat formed therein, on which a bearing is fixed, in which the rotating lever (27) is at least partly rotatably engaged.