JP6754053B1 - Dustproof blackboard - Google Patents

Dustproof blackboard Download PDF

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JP6754053B1
JP6754053B1 JP2019109953A JP2019109953A JP6754053B1 JP 6754053 B1 JP6754053 B1 JP 6754053B1 JP 2019109953 A JP2019109953 A JP 2019109953A JP 2019109953 A JP2019109953 A JP 2019109953A JP 6754053 B1 JP6754053 B1 JP 6754053B1
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fixedly installed
groove
blackboard
end wall
gear
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JP2020183093A (en
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屠▲みん▼杰
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温州京通環保科技有限公司
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
    • B43L1/04—Blackboards
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L21/00—Blackboard or slate cleaning devices
    • B43L21/02—Blackboard or slate cleaning devices with means for absorbing the chalk dust

Abstract

【課題】本発明は防塵黒板を開示した。【解決手段】頂ラックを含み、前記頂ラックの下端には黒板が固定的に設置され、前記頂ラックの中には開口溝が設置され、前記開口溝の中には駆動装置が設置され、前記開口溝の中にはホルダーがスライドできるように連結され、前記駆動装置が前記ホルダーの移動と回転を制御し、前記ホルダーの中には連通溝が設置され、前記連通溝の下端壁には作動チャンバが設置され、前記作動チャンバの左右端壁には横軸が回転できるように連結され、前記横軸には左方から右方まで第一ベベルギヤと、第一ギヤと、第二ギヤとが固定的に設置され、本装置はチョークの粉を自動的に拭くことができると同時に、チョークの粉を収集でき、先生たちが苦労して黒板を拭く必要がなくなり、同時に浮遊しているチョークの粉を収集し、チョークの粉が先生と学生との健康を害することを防止できる。【選択図】図１PROBLEM TO BE SOLVED: To disclose a dustproof blackboard. SOLUTION: The top rack is included, a blackboard is fixedly installed at the lower end of the top rack, an opening groove is installed in the top rack, and a drive device is installed in the opening groove. A holder is slidably connected in the opening groove, the driving device controls the movement and rotation of the holder, a communication groove is installed in the holder, and a communication groove is installed in the lower end wall of the communication groove. An actuating chamber is installed and is connected to the left and right end walls of the actuating chamber so that the horizontal axis can rotate, and the first bevel gear, the first gear, and the second gear are connected to the horizontal axis from left to right. Is fixedly installed, this device can automatically wipe the chalk powder, and at the same time, it can collect the chalk powder, eliminating the need for teachers to have to wipe the blackboard, and at the same time floating chalk. You can collect chalk powder and prevent it from harming the health of teachers and students. [Selection diagram] Fig. 1

Description

本発明は文房具分野を取り上げて、具体的には防塵黒板である。 The present invention takes up the field of stationery, and specifically is a dustproof blackboard.

先生たちは授業をする時に黒板を使用する必要があり、従来の黒板で書き終わった時に手で黒板をきれいにする必要があり、時間も体力も大変かかり、しかもこの過程の中で粉塵の浮遊をもたらし、学生と先生が粉塵を吸い込むと健康に悪い影響を与える。 Teachers need to use the blackboard when teaching, and when they finish writing on the traditional blackboard, they have to clean the blackboard by hand, which takes a lot of time and physical strength, and also causes dust to float in the process. Bringing it, if students and teachers inhale dust, it will have a negative effect on health.

中国特許出願公開第１０４２６０５８３号明細書Chinese Patent Application Publication No. 104260583

本発明は防塵黒板を提供し、上記背景技術において提出された問題を解決することを目的とする。 The present invention provides a dustproof blackboard and an object of the present invention is to solve the problems presented in the above background technology.

上記の目的を実現するために、本発明は以下の技術プランを提供する：防塵黒板は、頂ラックを含み、前記頂ラックの下端には黒板が固定的に設置され、前記頂ラックの中には開口溝が設置され、前記開口溝の中には駆動装置が設置され、前記開口溝の中には左右方向にスライドできるホルダーが設置され、前記駆動装置が前記ホルダーの移動を制御し、前記ホルダーの中には連通溝が設置され、前記連通溝の下端壁には作動チャンバが設置され、前記作動チャンバの左右端壁には横軸が回転できるように連結され、前記横軸には左方から右方まで第一ベベルギヤと、第一ギヤと、第二ギヤとが固定的に設置され、前記作動チャンバの右端壁には短軸が回転できるように連結され、前記短軸の左端には前記第二ギヤと噛み合っている第三ギヤが固定的に設置され、前記短軸の右端にはカムが固定的に設置され、前記作動チャンバの右端壁にはＴ型溝が上下対称的に設置され、前記Ｔ型溝の中にはＴ型ブロックがスライドできるように連結され、前記Ｔ型ブロックと前記Ｔ型溝との間には復帰ばねが連結され、二つの前記Ｔ型ブロックにはそれぞれ推し動かし板が固定的に設置され、二つの前記推し動かし板の間には長黒板拭きが連結され、前記長黒板拭きは前記黒板を上下に拭くことができ、上端の前記推し動かし板が前記カムと当接しており、前記作動チャンバの下端壁には縦軸が回転できるように連結され、前記縦軸の上端には前記第一ベベルギヤと噛み合っている第二ベベルギヤが固定的に設置され、前記縦軸には七つのウォームが固定的に設置され、前記作動チャンバの後端壁には七つの回転軸が回転できるように連結され、前記回転軸の前端にはそれぞれ前記ウォームと噛み合っているウォームホイールが固定的に設置され、前記回転軸の後端には回転盤が固定的に設置され、前記回転盤には連結ロッドが上下対称的に、且つ固定的に設置され、前記連結ロッドのもう一端にはそれぞれ短黒板拭きが固定的に設置され、前記短黒板拭きは回転して前記黒板を拭くことができ、前記作動チャンバの下端壁には連結チャンバが設置され、前記連結チャンバの下端壁には吸い込み溝が設置され、前記縦軸が下方へ伸びて前記作動チャンバを貫通して前記吸い込み溝の中に入っており、且つ前記吸い込み溝の上下端壁と回転できるように連結され、前記吸い込み溝の下端壁にはファン軸が回転できるように連結され、前記ファン軸の下端と前記縦軸の下端にはそれぞれファンベルトプーリが固定的に設置され、二つの前記ファンベルトプーリの間には伝動ベルトが連結され、前記ファン軸の上端には吸い込みファンが固定的に設置され、前記ホルダーの下端面には収集ブロックが固定的に設置され、前記収集ブロックの中には収納溝が設置され、前記収納溝と前記吸い込み溝との間には二つの送気管が連結され、前記収集ブロックの中には収集装置が設置されている。 To achieve the above object, the present invention provides the following technical plan: The dustproof blackboard includes a top rack, and a blackboard is fixedly installed at the lower end of the top rack, and the blackboard is fixedly installed in the top rack. An opening groove is installed, a drive device is installed in the opening groove, a holder that can slide in the left-right direction is installed in the opening groove, and the drive device controls the movement of the holder. A communication groove is installed in the holder, an operating chamber is installed on the lower end wall of the communication groove, and the left and right end walls of the operating chamber are connected so that the horizontal axis can rotate, and the left on the horizontal axis. The first bevel gear, the first gear, and the second gear are fixedly installed from the side to the right, and are connected to the right end wall of the operating chamber so that the short shaft can rotate, and at the left end of the short shaft. The third gear that meshes with the second gear is fixedly installed, the cam is fixedly installed at the right end of the short shaft, and the T-shaped groove is vertically symmetrically installed on the right end wall of the operating chamber. It is installed and connected so that the T-shaped block can slide in the T-shaped groove, a return spring is connected between the T-shaped block and the T-shaped groove, and the two T-shaped blocks are connected to each other. Each push plate is fixedly installed, a long blackboard wipe is connected between the two push plates, the long blackboard wipe can wipe the blackboard up and down, and the push plate at the upper end is the cam. A second bevel gear that meshes with the first bevel gear is fixedly installed at the upper end of the vertical axis and is connected to the lower end wall of the operating chamber so that the vertical axis can rotate. Seven worms are fixedly installed on the vertical axis, seven rotating shafts are connected to the rear end wall of the operating chamber so as to be rotatable, and worms meshing with the worms are connected to the front ends of the rotating shafts. The wheel is fixedly installed, the rotating disk is fixedly installed at the rear end of the rotating shaft, and the connecting rod is fixedly installed on the rotating disk vertically symmetrically and fixedly. A short blackboard wipe is fixedly installed at one end, the short blackboard wipe can be rotated to wipe the blackboard, a connecting chamber is installed on the lower end wall of the operating chamber, and the lower end wall of the connecting chamber is installed. Is provided with a suction groove, the vertical axis of which extends downward, penetrates the operating chamber, enters the suction groove, and is rotatably connected to the upper and lower end walls of the suction groove. The fan shaft is connected to the lower end wall of the suction groove so that it can rotate. Fan belt pulleys are fixedly installed at the lower end of the fan shaft and the lower end of the vertical axis, a transmission belt is connected between the two fan belt pulleys, and a suction fan is fixed at the upper end of the fan shaft. A collection block is fixedly installed on the lower end surface of the holder, a storage groove is installed in the collection block, and two air supply tubes are installed between the storage groove and the suction groove. Are connected, and a collection device is installed in the collection block.

好ましくは、前記駆動装置は前記開口溝の右端壁に固定的に装着されたモーターを含み、前記モーターの左端には前記開口溝の左端壁と回転できるように連結された動力軸が連結され、前記開口溝の左右端壁には親ねじが回転できるように連結され、前記親ねじと前記動力軸にはそれぞれ動力ベルトプーリが対称的に、且つ固定的に設置され、二つの前記動力ベルトプーリの間には連結ベルトが連結され、前記親ねじが前記ホルダーとネジ山により連結され、前記親ねじの回転が前記ホルダーの左右移動を駆動でき、前記動力軸にはまた前記第一ギヤと噛み合っている長ギヤが固定的に設置されている。 Preferably, the driving device includes a motor fixedly mounted on the right end wall of the opening groove, and a power shaft rotatably connected to the left end wall of the opening groove is connected to the left end of the motor. The lead screw is connected to the left and right end walls of the opening groove so as to be rotatable, and the power belt pulleys are symmetrically and fixedly installed on the lead screw and the power shaft, respectively, and the two power belt pulleys are installed. A connecting belt is connected between them, the lead screw is connected to the holder by a screw thread, the rotation of the lead screw can drive the left-right movement of the holder, and the power shaft also meshes with the first gear. The long gear is fixedly installed.

好ましくは、前記収集装置は前記収納溝の上端壁に左右対称的に設置された排気口を含み、前記排気口の中にはフィルタが設置され、前記収納溝の右端壁にはねじり力を有するねじりばね板が設置されている。 Preferably, the collecting device includes an exhaust port symmetrically installed on the upper end wall of the storage groove, a filter is installed in the exhaust port, and the right end wall of the storage groove has a torsional force. A torsion spring plate is installed.

本発明の有益効果は：本装置はチョークの粉を自動的に拭くことができると同時に、チョークの粉を収集でき、先生たちが苦労して黒板を拭く必要がなくなり、同時に浮遊しているチョークの粉を収集し、チョークの粉が先生と学生との健康を害することを防止できる。 The beneficial effect of the present invention is: The device can automatically wipe the chalk powder and at the same time collect the chalk powder, eliminating the need for teachers to have to wipe the blackboard, and at the same time floating chalk. You can collect chalk powder and prevent it from harming the health of teachers and students.

下記に図１〜４をあわせて本発明について詳しく説明し、便利に説明するために、下記の方向を以下のように規定する：図１は本発明装置の正面図であり、以下に述べる上下左右前後の方向と図１の自身投影関係の上下左右前後の方向とが一致である。 In order to explain the present invention in detail with reference to FIGS. 1 to 4 below and to explain the present invention in a convenient manner, the following directions are defined as follows: FIG. The left-right front-back direction and the up-down, left-right front-back direction of the self-projection relationship in FIG. 1 are the same.

図１は本発明の防塵黒板の全体全断面の正面構成模式図FIG. 1 is a schematic front view of the entire cross section of the dustproof blackboard of the present invention. 図２は本発明の図１の中のＡの局部拡大図FIG. 2 is a locally enlarged view of A in FIG. 1 of the present invention. 図３は本発明の図１の中のＢの局部拡大図FIG. 3 is a locally enlarged view of B in FIG. 1 of the present invention. 図４は本発明の図１の中のホルダーの局部側面断面図FIG. 4 is a local side sectional view of the holder in FIG. 1 of the present invention.

本発明書に開示した全ての特徴、或いは開示した全ての方法、過程中のステップは、互いに排斥する特徴或いはステップ以外に、いかなる方式で組み合わせることができる。 All the features disclosed in the present invention, or all the disclosed methods and steps in the process, can be combined in any manner other than the features or steps that exclude each other.

本発明書に開示した全ての特徴は、特別な叙述がない限り、そのほかの同等或いは類似する目的を持つ代替特徴に取り替えられる。つまり特別な叙述がない限り、全ての特徴はただ一連の同等或いは類似する特徴の中の一つの例だけである。 All features disclosed in the present invention are replaced by alternative features having other equivalent or similar purposes, unless otherwise stated. That is, unless otherwise stated, all features are just one example of a series of equivalent or similar features.

図１〜４を参照し、本発明の実施例は：防塵黒板であり、頂ラック２１を含み、前記頂ラック２１の下端には黒板６４が固定的に設置され、前記頂ラック２１の中には開口溝２６が設置され、前記開口溝２６の中には駆動装置１０１が設置され、前記開口溝２６の中には左右方向にスライドできるホルダー２２が設置され、前記駆動装置１０１が前記ホルダー２２の移動を制御し、前記ホルダー２２の中には連通溝２３が設置され、前記連通溝２３の下端壁には作動チャンバ３１が設置され、前記作動チャンバ３１の左右端壁には横軸３２が回転できるように連結され、前記横軸３２には左方から右方まで第一ベベルギヤ３４と、第一ギヤ３５と、第二ギヤ３６とが固定的に設置され、前記作動チャンバ３１の右端壁には短軸３８が回転できるように連結され、前記短軸３８の左端には前記第二ギヤ３６と噛み合っている第三ギヤ３７が固定的に設置され、前記短軸３８の右端にはカム３９が固定的に設置され、前記作動チャンバ３１の右端壁にはＴ型溝４０が上下対称的に設置され、前記Ｔ型溝４０の中にはＴ型ブロック４２がスライドできるように連結され、前記Ｔ型ブロック４２と前記Ｔ型溝４０との間には復帰ばね４１が連結され、二つの前記Ｔ型ブロック４２にはそれぞれ推し動かし板４３が固定的に設置され、二つの前記推し動かし板４３の間には長黒板拭き４４が連結され、前記長黒板拭き４４は前記黒板６４を上下に拭くことができ、上端の前記推し動かし板４３が前記カム３９と当接しており、前記作動チャンバ３１の下端壁には縦軸５０が回転できるように連結され、前記縦軸５０の上端には前記第一ベベルギヤ３４と噛み合っている第二ベベルギヤ３３が固定的に設置され、前記縦軸５０には七つのウォーム５１が固定的に設置され、前記作動チャンバ３１の後端壁には七つの回転軸４５が回転できるように連結され、前記回転軸４５の前端にはそれぞれ前記ウォーム５１と噛み合っているウォームホイール４６が固定的に設置され、前記回転軸４５の後端には回転盤４９が固定的に設置され、前記回転盤４９には連結ロッド４７が上下対称的に、且つ固定的に設置され、前記連結ロッド４７のもう一端にはそれぞれ短黒板拭き４８が固定的に設置され、前記短黒板拭き４８は回転して前記黒板６４を拭くことができ、前記作動チャンバ３１の下端壁には連結チャンバ５４が設置され、前記連結チャンバ５４の下端壁には吸い込み溝５３が設置され、前記縦軸５０が下方へ伸びて前記作動チャンバ３１を貫通して前記吸い込み溝５３の中に入っており、且つ前記吸い込み溝５３の上下端壁と回転できるように連結され、前記吸い込み溝５３の下端壁にはファン軸５６が回転できるように連結され、前記ファン軸５６の下端と前記縦軸５０の下端にはそれぞれファンベルトプーリ５２が固定的に設置され、二つの前記ファンベルトプーリ５２の間には伝動ベルト５５が連結され、前記ファン軸５６の上端には吸い込みファン５７が固定的に設置され、前記ホルダー２２の下端面には収集ブロック６０が固定的に設置され、前記収集ブロック６０の中には収納溝６３が設置され、前記収納溝６３と前記吸い込み溝５３との間には二つの送気管５８が連結され、前記収集ブロック６０の中には収集装置１０２が設置されている。 With reference to FIGS. 1 to 4, an embodiment of the present invention is: a dustproof blackboard, including a top rack 21, with a blackboard 64 fixedly installed at the lower end of the top rack 21 and in the top rack 21. An opening groove 26 is installed, a drive device 101 is installed in the opening groove 26, a holder 22 that can slide in the left-right direction is installed in the opening groove 26, and the drive device 101 is the holder 22. A communication groove 23 is installed in the holder 22, an operating chamber 31 is installed on the lower end wall of the communication groove 23, and horizontal axes 32 are installed on the left and right end walls of the operating chamber 31. The horizontal shaft 32 is connected so as to be rotatable, and the first bevel gear 34, the first gear 35, and the second gear 36 are fixedly installed on the horizontal shaft 32 from the left to the right, and the right end wall of the operating chamber 31 is installed. The short shaft 38 is connected so as to be rotatable, a third gear 37 that meshes with the second gear 36 is fixedly installed at the left end of the short shaft 38, and a cam is fixedly installed at the right end of the short shaft 38. 39 is fixedly installed, a T-shaped groove 40 is vertically symmetrically installed on the right end wall of the operating chamber 31, and a T-shaped block 42 is connected so as to be slidable in the T-shaped groove 40. A return spring 41 is connected between the T-shaped block 42 and the T-shaped groove 40, and a pushing plate 43 is fixedly installed in each of the two T-shaped blocks 42, and the two pushing plates 43 are fixedly installed. A long blackboard wipe 44 is connected between 43, the long blackboard wipe 44 can wipe the blackboard 64 up and down, the push-moving plate 43 at the upper end is in contact with the cam 39, and the operating chamber. A vertical axis 50 is connected to the lower end wall of 31 so as to be rotatable, and a second bevel gear 33 that meshes with the first bevel gear 34 is fixedly installed at the upper end of the vertical axis 50. Seven worms 51 are fixedly installed, seven rotating shafts 45 are connected to the rear end wall of the operating chamber 31 so as to be rotatable, and the front ends of the rotating shafts 45 mesh with the worms 51, respectively. The worm wheel 46 is fixedly installed, the rotating disk 49 is fixedly installed at the rear end of the rotating shaft 45, and the connecting rod 47 is fixedly installed on the rotating disk 49 vertically symmetrically. A short blackboard wipe 48 is fixedly installed at the other end of the connecting rod 47, and the short blackboard wipe 48 can rotate to wipe the blackboard 64, and is placed on the lower end wall of the operating chamber 31. A connecting chamber 54 is installed, and the connecting gear is installed. A suction groove 53 is installed on the lower end wall of the fan 54, the vertical axis 50 extends downward, penetrates the operating chamber 31, and enters the suction groove 53, and the upper and lower ends of the suction groove 53. It is rotatably connected to the wall, the fan shaft 56 is rotatably connected to the lower end wall of the suction groove 53, and fan belt pulleys 52 are connected to the lower end of the fan shaft 56 and the lower end of the vertical axis 50, respectively. It is fixedly installed, a transmission belt 55 is connected between the two fan belt pulleys 52, a suction fan 57 is fixedly installed at the upper end of the fan shaft 56, and a suction fan 57 is fixedly installed at the lower end surface of the holder 22. The collection block 60 is fixedly installed, a storage groove 63 is installed in the collection block 60, two air supply pipes 58 are connected between the storage groove 63 and the suction groove 53, and the collection A collecting device 102 is installed in the block 60.

前記駆動装置１０１は前記開口溝２６の右端壁に固定的に装着されたモーター３０を含み、前記モーター３０の左端には前記開口溝２６の左端壁と回転できるように連結された動力軸２７が連結され、前記開口溝２６の左右端壁には親ねじ２４が回転できるように連結され、前記親ねじ２４と前記動力軸２７にはそれぞれ動力ベルトプーリ２８が対称的に、且つ固定的に設置され、二つの前記動力ベルトプーリ２８の間には連結ベルト２９が連結され、前記親ねじ２４が前記ホルダー２２とネジ山により連結され、前記親ねじ２４の回転が前記ホルダー２２の左右移動を駆動でき、前記動力軸２７にはまた前記第一ギヤ３５と噛み合っている長ギヤ２５が固定的に設置され、前記モーター３０を始動し、これにより前記動力軸２７と、前記動力ベルトプーリ２８と、前記親ねじ２４と、前記長ギヤ２５とを連動させて回転させ、これにより前記ホルダー２２を片側へ連動させて移動させることができる。 The drive device 101 includes a motor 30 fixedly mounted on the right end wall of the opening groove 26, and a power shaft 27 connected to the left end wall of the opening groove 26 so as to be rotatable is provided at the left end of the motor 30. The lead screw 24 is connected to the left and right end walls of the opening groove 26 so as to be rotatable, and the power belt pulley 28 is symmetrically and fixedly installed on the lead screw 24 and the power shaft 27, respectively. A connecting belt 29 is connected between the two power belt pulleys 28, the female screw 24 is connected to the holder 22 by a screw thread, and the rotation of the female screw 24 drives the left-right movement of the holder 22. A long gear 25 that meshes with the first gear 35 is also fixedly installed on the power shaft 27 to start the motor 30, thereby causing the power shaft 27, the power belt pulley 28, and the power belt pulley 28. The lead screw 24 and the long gear 25 are interlocked and rotated, whereby the holder 22 can be interlocked and moved to one side.

前記収集装置１０２は前記収納溝６３の上端壁に左右対称的に設置された排気口６２を含み、前記排気口６２の中にはフィルタ５９が設置され、前記収納溝６３の右端壁にはねじり力を有するねじりばね板６１が設置され、チョークの粉が前記送気管５８から前記収納溝６３の中まで入った時、吸い出した気体が前記排気口６２から出て、チョークの粉が前記フィルタ５９に遮断され、前記ねじりばね板６１を推し動かすと前記収納溝６３の中のチョークの粉を取り出すことができる。 The collecting device 102 includes an exhaust port 62 symmetrically installed on the upper end wall of the storage groove 63, a filter 59 is installed in the exhaust port 62, and the right end wall of the storage groove 63 is twisted. When a torsion spring plate 61 having a force is installed and choke powder enters from the air supply pipe 58 into the storage groove 63, the sucked gas is discharged from the exhaust port 62 and the choke powder enters the filter 59. When the torsion spring plate 61 is pushed forward, the chalk powder in the storage groove 63 can be taken out.

使用する時、一面の黒板に字を書き詰めた時、モーター３０を始動し、これにより動力軸２７と、動力ベルトプーリ２８と、親ねじ２４と、長ギヤ２５とを連動させて回転させ、これによりホルダー２２を片側へ連動させて移動させることができ、長ギヤ２５の回転が第一ギヤ３５と、横軸３２と、第二ギヤ３６と、第三ギヤ３７と、短軸３８と、カム３９とを連動させて回転させ、これにより推し動かし板４３と長黒板拭き４４を連動させて上下に移動させ、これにより長黒板拭き４４を通じてチョークで書いた字を拭き、第一ベベルギヤ３４が横軸３２と、縦軸５０と、ウォーム５１と、ウォームホイール４６と、回転軸４５と、回転盤４９と、連結ロッド４７と、短黒板拭き４８とを連動させて回転させ、これによりチョークで書いた字を徹底的にきれいに拭き、ホルダー２２が左方へ移動する時にまず短黒板拭き４８によりチョークで書いた字を拭き、そして長黒板拭き４４によりチョークで書いた字を徹底的にきれいに拭き、縦軸５０がファンベルトプーリ５２と、ファン軸５６と、吸い込みファン５７とを連動させて回転させ、これにより作動チャンバ３１の中の浮遊しているチョークの粉を送気管５８により収納溝６３の中まで送り、吸い出した気体が排気口６２から出て、チョークの粉がフィルタ５９に遮断され、ねじりばね板６１を推し動かすと収納溝６３の中のチョークの粉を取り出すことができる。 When using, when the characters are written on the black plate on one side, the motor 30 is started, thereby rotating the power shaft 27, the power belt pulley 28, the female screw 24, and the long gear 25 in conjunction with each other. As a result, the holder 22 can be moved in conjunction with one side, and the rotation of the long gear 25 is the first gear 35, the horizontal shaft 32, the second gear 36, the third gear 37, and the short shaft 38. The cam 39 is interlocked and rotated, thereby moving the push plate 43 and the long blackboard wipe 44 up and down, thereby wiping the characters written with chalk through the long blackboard wipe 44, and the first bevel gear 34 The horizontal axis 32, the vertical axis 50, the worm 51, the worm wheel 46, the rotating shaft 45, the rotating disk 49, the connecting rod 47, and the short blackboard wipe 48 are interlocked and rotated, thereby using chalk. Wipe the written characters thoroughly and cleanly, and when the holder 22 moves to the left, first wipe the characters written with chalk with the short blackboard wipe 48, and then wipe the characters written with chalk thoroughly and cleanly with the long blackboard wipe 44. The vertical axis 50 rotates the fan belt pulley 52, the fan shaft 56, and the suction fan 57 in conjunction with each other, whereby the chalk powder floating in the operating chamber 31 is stored by the air supply pipe 58 in the storage groove 63. The chalk powder in the storage groove 63 can be taken out by pushing the torsion spring plate 61 to the inside, the sucked gas is discharged from the exhaust port 62, and the choke powder is blocked by the filter 59.

本発明の有益効果は：本装置はチョークの粉を自動的に拭くことができると同時に、チョークの粉を収集でき、先生たちが苦労して黒板を拭く必要がなくなり、同時に浮遊しているチョークの粉を収集し、チョークの粉が先生と学生との健康を害することを防止できる。 The beneficial effect of the present invention is: The device can automatically wipe the chalk powder and at the same time collect the chalk powder, eliminating the need for teachers to have to wipe the blackboard, and at the same time floating chalk. You can collect chalk powder and prevent it from harming the health of teachers and students.

以上に述べたのはただ本発明の具体的な実施方式で、しかし本発明の保護範囲はここに限らないである。全部の創造的な労働を通じなく思いついた変化と取替は本発明の保護範囲にカバーされる。だから本発明の保護範囲は権利要求書が限定される保護範囲を標準とする。 The above is merely a specific embodiment of the present invention, but the scope of protection of the present invention is not limited to this. Changes and replacements that come to mind through all creative labor are covered by the scope of the invention. Therefore, the scope of protection of the present invention is standardized on the scope of protection to which the right claim is limited.

Claims (1)

正面視で、頂ラックを含み、前記頂ラックの下端には黒板が固定的に設置され、前記頂ラックの中には開口溝が設置され、前記開口溝の中には駆動装置が設置され、前記開口溝の中には左右方向にスライドできるホルダーが設置され、前記駆動装置が前記ホルダーの移動を制御し、前記ホルダーの中には連通溝が設置され、前記連通溝の下端壁には作動チャンバが設置され、前記作動チャンバの左右端壁には横軸が回転できるように連結され、前記横軸には左方から右方まで第一ベベルギヤと、第一ギヤと、第二ギヤとが固定的に設置され、前記作動チャンバの右端壁には短軸が回転できるように連結され、前記短軸の左端には前記第二ギヤと噛み合っている第三ギヤが固定的に設置され、前記短軸の右端にはカムが固定的に設置され、前記作動チャンバの右端壁にはＴ型溝が上下対称的に設置され、前記Ｔ型溝の中にはＴ型ブロックがスライドできるように連結され、前記Ｔ型ブロックと前記Ｔ型溝との間には復帰ばねが連結され、二つの前記Ｔ型ブロックにはそれぞれ推し動かし板が固定的に設置され、二つの前記推し動かし板の間には長黒板拭きが連結され、前記長黒板拭きは前記黒板を上下に拭くことができ、上端の前記推し動かし板が前記カムと当接しており、前記作動チャンバの下端壁には縦軸が回転できるように連結され、前記縦軸の上端には前記第一ベベルギヤと噛み合っている第二ベベルギヤが固定的に設置され、前記縦軸には七つのウォームが固定的に設置され、前記作動チャンバの後端壁には七つの回転軸が回転できるように連結され、前記回転軸の前端にはそれぞれ前記ウォームと噛み合っているウォームホイールが固定的に設置され、前記回転軸の後端には回転盤が固定的に設置され、前記回転盤には連結ロッドが上下対称的に、且つ固定的に設置され、前記連結ロッドのもう一端にはそれぞれ短黒板拭きが固定的に設置され、前記短黒板拭きは回転して前記黒板を拭くことができ、前記作動チャンバの下端壁には連結チャンバが設置され、前記連結チャンバの下端壁には吸い込み溝が設置され、前記縦軸が下方へ伸びて前記作動チャンバを貫通して前記吸い込み溝の中に入っており、且つ前記吸い込み溝の上下端壁と回転できるように連結され、前記吸い込み溝の下端壁にはファン軸が回転できるように連結され、前記ファン軸の下端と前記縦軸の下端にはそれぞれファンベルトプーリが固定的に設置され、二つの前記ファンベルトプーリの間には伝動ベルトが連結され、前記ファン軸の上端には吸い込みファンが固定的に設置され、前記ホルダーの下端面には収集ブロックが固定的に設置され、前記収集ブロックの中には収納溝が設置され、前記収納溝と前記吸い込み溝との間には二つの送気管が連結され、前記収集ブロックの中には収集装置が設置され、
前記駆動装置は前記開口溝の右端壁に固定的に装着されたモーターを含み、前記モーターの左端には前記開口溝の左端壁と回転できるように連結された動力軸が連結され、前記開口溝の左右端壁には親ねじが回転できるように連結され、前記親ねじと前記動力軸にはそれぞれ動力ベルトプーリが対称的に、且つ固定的に設置され、二つの前記動力ベルトプーリの間には連結ベルトが連結され、前記親ねじが前記ホルダーとネジ山により連結され、前記親ねじの回転が前記ホルダーの左右移動を駆動でき、前記動力軸にはまた前記第一ギヤと噛み合っている長ギヤが固定的に設置され、
前記収集装置は前記収納溝の上端壁に左右対称的に設置された排気口を含み、前記排気口の中にはフィルタが設置され、前記収納溝の右端壁にはねじり力を有するねじりばね板が設置されていることを特徴とする防塵黒板。 In front view, including the top rack, a blackboard is fixedly installed at the lower end of the top rack, an opening groove is installed in the top rack, and a drive device is installed in the opening groove. A holder that can slide in the left-right direction is installed in the opening groove, the driving device controls the movement of the holder, a communication groove is installed in the holder, and the lower end wall of the communication groove operates. A chamber is installed, and a horizontal axis is connected to the left and right end walls of the operating chamber so that the horizontal axis can rotate, and the first bevel gear, the first gear, and the second gear are connected to the horizontal axis from left to right. It is fixedly installed and connected to the right end wall of the operating chamber so that the short shaft can rotate, and a third gear meshing with the second gear is fixedly installed at the left end of the short shaft. A cam is fixedly installed at the right end of the short shaft, a T-shaped groove is installed symmetrically on the right end wall of the operating chamber, and a T-shaped block is connected so as to slide in the T-shaped groove. A return spring is connected between the T-shaped block and the T-shaped groove, and a push-moving plate is fixedly installed in each of the two T-shaped blocks, and a length is provided between the two push-moving plates. The blackboard wipes are connected so that the long blackboard wipes can wipe the blackboard up and down, the push plate at the upper end is in contact with the cam, and the vertical axis can rotate on the lower end wall of the operating chamber. A second bevel gear that is connected to the vertical axis and meshes with the first bevel gear is fixedly installed on the vertical axis, and seven worms are fixedly installed on the vertical axis, and the rear end of the operating chamber. Seven rotating shafts are connected to the wall so that they can rotate, and worm wheels that mesh with the worms are fixedly installed at the front ends of the rotating shafts, and a turntable is fixed at the rear ends of the rotating shafts. The connecting rods are vertically symmetrically and fixedly installed on the rotating disk, short blackboard wipes are fixedly installed on the other ends of the connecting rods, and the short blackboard wipes rotate. The blackboard can be wiped, a connecting chamber is installed on the lower end wall of the operating chamber, a suction groove is installed on the lower end wall of the connecting chamber, and the vertical axis extends downward to extend the operating chamber. It penetrates into the suction groove and is rotatably connected to the upper and lower end walls of the suction groove, and is connected to the lower end wall of the suction groove so that the fan shaft can rotate. Fan belt pulleys are fixed to the lower end of the A transmission belt is connected between the two fan belt pulleys, a suction fan is fixedly installed at the upper end of the fan shaft, and a collection block is fixedly installed at the lower end surface of the holder. It is installed, a storage groove is installed in the collection block, two air supply pipes are connected between the storage groove and the suction groove, and a collection device is installed in the collection block.
The drive device includes a motor fixedly mounted on the right end wall of the opening groove, and a power shaft connected to the left end wall of the opening groove so as to be rotatable is connected to the left end of the motor. The lead screw is connected to the left and right end walls of the above so that the lead screw can rotate, and the power belt pulleys are symmetrically and fixedly installed on the lead screw and the power shaft, respectively, between the two power belt pulleys. The connecting belt is connected, the lead screw is connected to the holder by a screw thread, the rotation of the lead screw can drive the left-right movement of the holder, and the power shaft is also engaged with the first gear. The gear is fixedly installed,
The collecting device includes an exhaust port symmetrically installed on the upper end wall of the storage groove, a filter is installed in the exhaust port, and a torsion spring plate having a torsional force is installed on the right end wall of the storage groove. A dustproof blackboard characterized by being installed.
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CN112396881A (en) * 2020-11-30 2021-02-23 许昌电气职业学院 Intelligent media system for mathematical teaching
CN113910818A (en) * 2021-11-09 2022-01-11 刘日招 Teaching is with quick clean formula blackboard
CN114851750A (en) * 2022-06-16 2022-08-05 杨俊惠 English teaching device and method
CN114851750B (en) * 2022-06-16 2023-11-14 杨俊惠 English teaching device and method thereof

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