阅读说明：本技术 一种数学绘图学习与数学教学用多变式展示装置 (Mathematics is drawn study and is used changeable formula display device with mathematical education ) 是由 邓纪平 于 2020-05-20 设计创作，主要内容包括：本发明提供一种数学绘图学习与数学教学用多变式展示装置,涉及展示装置领域,解决了在擦拭黑板时容易产生大量的粉尘,如吸入到授课人员体内容易导致授课人员肺部收到伤害,而不能够在擦拭黑板过程中自动实现漂浮粉尘的吸收以及掉落粉尘的自动清洁收集；在调节角度后不能够自动实现闭锁,往往还需要手动闭锁的问题。一种数学绘图学习与数学教学用多变式展示装置,包括展示主体；所述展示主体上焊接有一个支撑座。因擦拭结构上焊接有一块清理块,且清理块底端面与展示主体内壁顶端面接触,并且清理块头端为V状结构,当清理块跟随安装座向右滑动时此时展示主体内壁底端面上的粉尘呈汇聚状态,从而可实现展示主体内壁底端面上的粉尘汇聚收集。(The invention provides a changeable display device for mathematical drawing learning and mathematical teaching, relates to the field of display devices, and solves the problems that a large amount of dust is easily generated when a blackboard is wiped, and the lung of a teaching worker is easily injured when the dust is sucked into the body of the teaching worker, so that the absorption of floating dust and the automatic cleaning and collection of falling dust cannot be automatically realized in the blackboard wiping process; the locking can not be automatically realized after the angle is adjusted, and the manual locking is often needed. A kind of mathematics draws the study and mathematics teaching and uses the variable display device, including the display body; the show main part is welded with a supporting seat. Because of cleaning structural welding and having a clearance piece, and clearance piece bottom face and show main part inner wall top face contact to clearance piece head end is V column structure, and the dust on the demonstration main part inner wall bottom face is the state of assembling when the mount pad is followed to the clearance piece and is slided right this moment, thereby can realize that the dust on the demonstration main part inner wall bottom face assembles the collection.)

1. The utility model provides a mathematics drawing study and mathematical education are with changeable formula display device which characterized in that: comprises a display body (1); the display main body (1) is welded with a supporting seat (2), the supporting seat (2) is provided with an adjusting structure (3), and the bottom end face of the display main body (1) is fixedly connected with a telescopic gas cylinder (4) through a clamping hoop; the left end face of the display main body (1) is fixedly connected with a water storage box (5) through a bolt, and the display main body (1) is also connected with a wiping structure (6) in a sliding manner; the wiping structure (6) further comprises an air inlet pipeline (603) and air suction heads (604), the air inlet pipeline (603) is of a U-shaped structure, the air inlet pipeline (603) is fixedly connected to the mounting seat (601) through a clamping hoop, and the air inlet pipeline (603) is provided with a plurality of air suction heads (604) in a rectangular array; the air inlet pipeline (603) is connected with the air inlet pipe (401), the air inlet pipe (401) is of an iron pipeline structure, the telescopic air bottle (4) is in an extended air suction state when the mounting seat (601) is pulled rightwards, and the telescopic air bottle (4) is in a contracted air exhaust state when the mounting seat (601) is pulled leftwards; the cleaning structure (6) further comprises a cleaning block (605), the cleaning block (605) is welded on the cleaning structure (6), the bottom end face of the cleaning block (605) is in contact with the top end face of the inner wall of the display main body (1), the head end of the cleaning block (605) is of a V-shaped structure, and dust on the bottom end face of the inner wall of the display main body (1) is in a gathering state when the cleaning block (605) slides rightwards along with the mounting seat (601).

2. The variable display device for mathematical drawing learning and mathematics teaching of claim 1, wherein: the display main body (1) comprises a clamping seat (101) and a rotating connecting seat A (102), the clamping seat (101) is welded in the middle of the rear end face of the display main body (1), the rotating connecting seat A (102) is inserted into the clamping seat (101), and the clamping seat (101) and the rotating connecting seat A (102) are fastened through bolts; the rotary connecting seat A (102) and the clamping seat (101) jointly form a plug-in type fixing structure.

3. The variable display device for mathematical drawing learning and mathematics teaching of claim 1, wherein: the display main body (1) further comprises a rectangular block (103), a sliding groove (104), a cleaning groove (105), a rectangular hole (106) and a collecting box (107), the rectangular block (103) is rotatably connected to the rotary connecting seat A (102), and two sliding grooves (104) for sliding connection of the wiping structure (6) are symmetrically formed in the front end face of the display main body (1); the display main body (1) is of a structure shaped like a Chinese character 'hui', and a blackboard is embedded in the display main body (1); a cleaning groove (105) is formed in the lower position of the right end face of the display main body (1), and a plurality of rectangular holes (106) are formed in the bottom end face of the inner wall of the display main body (1) in a rectangular array shape; a collecting box (107) for collecting powder is arranged on the bottom end face of the display main body (1), and the collecting box (107) is communicated with the cleaning groove (105); the rectangular hole (106) is communicated with the cleaning groove (105), and the bottom end face of the cleaning groove (105) is of an inclined structure.

4. The variable display device for mathematical drawing learning and mathematics teaching of claim 1, wherein: the adjusting structure (3) comprises a gear (301), a rotating connecting seat B (302) and an adjusting rod (303), the gear (301) is welded on the rotating connecting seat A (102), and the center of the gear (301) is opposite to the center of a rotating shaft on the rotating connecting seat A (102); the rotating connecting seat B (302) is welded on the rectangular block (103), and the rotating connecting seat B (302) is rotatably connected with an adjusting rod (303); the adjusting rod (303) is provided with a thread, the thread is meshed with the gear (301), and the adjusting rod (303) and the gear (301) jointly form a worm and gear structure.

5. The variable display device for mathematical drawing learning and mathematics teaching of claim 1, wherein: the telescopic gas cylinder (4) comprises a gas inlet pipe (401) and a gas outlet pipe (402), and the gas inlet pipe (401) and the gas outlet pipe (402) are arranged on the telescopic gas cylinder (4); the wiping structure (6) comprises an installation seat (601), sliding protrusions (60101) and a sponge block (602), wherein the installation seat (601) is of a rectangular plate-shaped structure, the installation seat (601) is symmetrically welded with the two sliding protrusions (60101), and the installation seat (601) is connected in the sliding groove (104) in a sliding mode through the two sliding protrusions (60101); a sponge block (602) is adhered to the bottom end face of the mounting seat (601), the sponge block (602) is in contact with the blackboard, and when the mounting seat (601) slides left and right in the sliding groove (104), the sponge block (602) is in a wiping state.

6. The variable display device for mathematical drawing learning and mathematics teaching of claim 1, wherein: a one-way valve is arranged in the telescopic gas cylinder (4), when the telescopic gas cylinder (4) is extended, the one-way valve at the gas suction port is in an open state, and the one-way valve at the gas exhaust port is in a closed state; when the telescopic gas cylinder (4) is contracted, the one-way valve of the gas suction port is in a closed state, and the one-way valve of the gas exhaust port is in an open state.

Technical Field

The invention belongs to the technical field of display devices, and particularly relates to a changeable display device for mathematical drawing learning and mathematical teaching.

Background

Along with the diversification of teaching mode, mode auxiliary teaching such as show begins to be adopted in more and more mathematical education, is favorable to student's understanding and exchange, at the mathematical education in-process, need use the teaching tool of various, and the teacher realizes teaching work through the teaching tool, can effectual improvement student's learning efficiency. .

As in application No.: the invention discloses a display device for mathematical education, belongs to the technical field of teaching equipment, and solves the problem that the existing device cannot realize multi-angle display of a display board; the technical characteristics are as follows: the display device comprises a support and a base, wherein the base is fixedly arranged at the bottom of the support, supporting legs for supporting the base are arranged at the bottom of the base, a display assembly is arranged on the support, and an angle adjusting mechanism for adjusting the inclination angle of the display assembly is arranged at the rear side of the display assembly; the angle adjusting mechanism is arranged in the embodiment of the invention, so that the rotation angle of the display board can be flexibly adjusted, the teaching work is facilitated, the teaching requirements under different environments are met, and meanwhile, the protection of the embodiment of the invention is realized and the service life of the embodiment of the invention is prolonged by the arranged retraction assembly.

Mathematical displays similar to the above application currently suffer from the following drawbacks:

one is that the existing device is easy to generate a large amount of dust when wiping the blackboard, and the dust, if absorbed into the body of a teaching person, is easy to cause the lung of the teaching person to be injured, but the absorption of floating dust and the automatic cleaning and collection of falling dust cannot be automatically realized in the process of wiping the blackboard; moreover, the existing device cannot automatically realize locking after the angle is adjusted, and often needs manual locking, so that the operation is complicated.

Therefore, in view of the above, the present invention provides a changeable display device for mathematical drawing learning and mathematical teaching, which is developed and improved in view of the existing structure and defects, so as to achieve the purpose of higher practical value.

Disclosure of Invention

In order to solve the technical problems, the invention provides a changeable display device for mathematical drawing learning and mathematical teaching, which aims to solve the problems that the existing device easily generates a large amount of dust when wiping a blackboard, and the dust is easily harmful to the lung of a teaching person when being sucked into the body of the teaching person, so that the absorption of floating dust and the automatic cleaning and collection of falling dust cannot be automatically realized in the process of wiping the blackboard; moreover, the existing device cannot automatically realize locking after the angle is adjusted, and often needs manual locking, so that the operation is complicated.

The invention relates to a variable display device for mathematics drawing learning and mathematics teaching, which is achieved by the following specific technical means:

a kind of mathematics draws the study and mathematics teaching and uses the variable display device, including the display body; the display main body is welded with a supporting seat, an adjusting structure is arranged on the supporting seat, and the bottom end face of the display main body is fixedly connected with a telescopic gas cylinder through a clamp; the left end face of the display main body is fixedly connected with a water storage box through a bolt, and the display main body is also connected with a wiping structure in a sliding manner; the wiping structure further comprises an air inlet pipeline and air suction heads, the air inlet pipeline is of a U-shaped structure, the air inlet pipeline is fixedly connected to the mounting seat through a hoop, and the air inlet pipeline is provided with the air suction heads in a rectangular array shape; the air inlet pipe is connected with the air inlet pipe, the air inlet pipe is of an iron pipe structure, the telescopic air cylinder is in an extended air suction state when the mounting seat is pulled rightwards, and the telescopic air cylinder is in a contracted air exhaust state when the mounting seat is pulled leftwards, so that dust can be absorbed in the process of wiping the blackboard by the sliding mounting seat; clean the structure and still include the clearance piece, clean structural welding and have a clearance piece, and clearance piece bottom face and show main part inner wall top face contact to the clearance piece head end is V column structure, and the dust on showing main part inner wall bottom face this moment when the mount pad is followed to the right slip as the clearance piece is the state of assembling, thereby can realize that the dust on the show main part inner wall bottom face assembles the collection.

Furthermore, the display main body comprises a clamping seat and a rotating connecting seat A, the clamping seat is welded in the middle of the rear end face of the display main body, the rotating connecting seat A is inserted in the clamping seat, and the clamping seat and the rotating connecting seat A are fastened through bolts; the rotary connecting seat A and the clamping seat jointly form a plug-in type fixing structure.

Furthermore, the display main body also comprises a rectangular block, a sliding groove, a cleaning groove, a rectangular hole and a collecting box, wherein the rectangular block is rotatably connected to the rotating connecting seat A, and two sliding grooves for sliding connection of the wiping structure are symmetrically formed in the front end face of the display main body; the display main body is of a structure shaped like a Chinese character 'hui', and a blackboard is embedded in the display main body; a cleaning groove is formed in the lower position of the right end face of the display main body, and a plurality of rectangular holes are formed in the bottom end face of the inner wall of the display main body in a rectangular array shape; the bottom end face of the display main body is provided with a collecting box for collecting powder, and the collecting box is communicated with the cleaning groove; the rectangular hole is communicated with the cleaning groove, and the end face of the bottom of the cleaning groove is of an inclined structure.

Furthermore, the adjusting structure comprises a gear, a rotating connecting seat B and an adjusting rod, the gear is welded on the rotating connecting seat A, and the center of the gear is opposite to the center of a rotating shaft on the rotating connecting seat A; the rotating connecting seat B is welded on the rectangular block, and an adjusting rod is rotatably connected on the rotating connecting seat B; the adjusting rod is provided with a thread, the thread is meshed with the gear, and the adjusting rod and the gear form a worm and gear structure together.

Further, the telescopic gas cylinder comprises a gas inlet pipe and a gas outlet pipe, and the gas inlet pipe and the gas outlet pipe are arranged on the telescopic gas cylinder; the wiping structure comprises a mounting seat, sliding bulges and a sponge block, wherein the mounting seat is of a rectangular plate-shaped structure, the two sliding bulges are symmetrically welded on the mounting seat, and the mounting seat is connected in a sliding groove in a sliding mode through the two sliding bulges; a sponge block is adhered to the bottom end face of the mounting seat and is in contact with the blackboard, and when the mounting seat slides left and right in the sliding groove, the sponge block is in a wiping state.

Furthermore, a one-way valve is arranged in the telescopic gas cylinder, when the telescopic gas cylinder is extended, the one-way valve at the gas suction port is in an open state, and the one-way valve at the gas exhaust port is in a closed state; when the telescopic gas cylinder is contracted, the one-way valve of the gas suction port is in a closed state, and the one-way valve of the gas exhaust port is in an open state.

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

the adjustment structure is improved, the angle adjustment of the display main body can be realized through improvement, and automatic locking can be realized after adjustment, and the adjustment structure is as follows: when the inclination of show main part is adjusted to needs, because of set up the screw thread on the regulation pole, and this screw thread and gear engagement to adjust the pole and constitute worm gear structure jointly with the gear, thereby can realize the regulation of show main part angle, and can realize shutting automatically after adjusting.

The improved wiping structure can automatically realize the absorption of dust generated in the wiping process by improving the wiping process of the blackboard, and the dust falling to the top end face of the inner wall of the display main body can be automatically collected and discharged, and the improved wiping structure is specifically as follows: firstly, because a sponge block is adhered to the bottom end face of the mounting seat and is in contact with the blackboard, when the mounting seat slides left and right in the sliding groove, the sponge block is in a wiping state; secondly, the air inlet pipeline is connected with the air inlet pipe, and the air inlet pipe is of an iron pipeline structure, so that the telescopic air cylinder is in an extended air suction state when the mounting seat is pulled rightwards, and is in a contracted air exhaust state when the mounting seat is pulled leftwards, and dust absorption can be realized in the process of wiping the blackboard by sliding the mounting seat; thirdly, a cleaning groove is formed at the lower position of the right end face of the display main body, and a plurality of rectangular holes are formed in the bottom end face of the inner wall of the display main body in a rectangular array shape; a collecting box for collecting powder is arranged on the bottom end surface of the display main body and is communicated with the cleaning groove; the rectangular hole is communicated with the cleaning groove, and the end surface of the bottom of the cleaning groove is of an inclined structure, so that the automatic discharge of powder can be realized; fourthly, because of cleaning structural welding and having a clearance piece, and clearance piece bottom face and show main part inner wall top face contact to clearance piece head end is V column structure, and the dust on the demonstration main part inner wall bottom face is the state of assembling when the mount pad is followed to the clearance piece and is slided right this moment, thereby can realize that the dust on the demonstration main part inner wall bottom face assembles the collection.

Drawings

Fig. 1 is a schematic axial view of the present invention.

Fig. 2 is a schematic axial view of the present invention in another direction of fig. 1.

FIG. 3 is an enlarged axial view of the present invention with the support base removed.

Fig. 4 is a schematic axial view of the present invention in another direction as shown in fig. 3.

Fig. 5 is a schematic front view of fig. 3 according to the present invention.

Fig. 6 is a schematic cross-sectional structure of fig. 3 of the present invention.

Fig. 7 is an enlarged schematic view of fig. 6 a according to the present invention.

Fig. 8 is an enlarged view of the structure of fig. 6B according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a display body; 101. a clamping seat; 102. rotating the connecting seat A; 103. a rectangular block; 104. a sliding groove; 105. cleaning the tank; 106. a rectangular hole; 107. a collection box; 2. a supporting seat; 3. an adjustment structure; 301. a gear; 302. rotating the connecting seat B; 303. adjusting a rod; 4. a telescopic gas cylinder; 401. an air inlet pipe; 402. an exhaust pipe; 5. a water storage box; 6. a wiping structure; 601. a mounting seat; 60101. a sliding projection; 602. a sponge block; 603. an air intake duct; 604. an air suction head; 605. and (6) cleaning the blocks.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.