CN214541174U

CN214541174U - Novel mathematical model teaching show board

Info

Publication number: CN214541174U
Application number: CN202120026115.3U
Authority: CN
Inventors: 姚先文; 种孝文
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-06
Filing date: 2021-01-06
Publication date: 2021-10-29
Anticipated expiration: 2031-01-06

Abstract

The utility model discloses a novel mathematical model teaching display board, which comprises a base, a supporting mechanism, a teaching board main body, a driving mechanism and a PLC controller; a storage box is placed in the center of the top of the base, a top cover is installed at the top of the storage box through a threaded structure, a fan is fixedly installed at the position, close to the storage box, of the top of the base, the output end of the fan is fixedly connected with the input end of the top of one side of the storage box through a hose, and supporting mechanisms are installed on two sides of the top of the base; the utility model discloses set up rectangular pipe, dust absorption mouth, fan and storage box, when cleaning the blackboard, the control fan carries out work, then the fan produces suction, inhales the chalk dust through the dust absorption mouth on the rectangular pipe, then carries and stores the storage box inside and concentrate the storage, avoids the chalk dust loss to be inhaled by the human body, influences personnel's health, can unscrew the top cap after every uses one end time, clears up the inside chalk dust of storage box.

Description

Novel mathematical model teaching show board

Technical Field

The utility model relates to a mathematical education technical field specifically is a novel mathematical model teaching show board.

Background

Mathematics [ english: mathematics, derived from the ancient Greek μ θ η μ α (m th yama); often abbreviated as math or maths ], is a discipline for studying concepts of quantity, structure, variation, space and information, and is often used in teaching of mathematical models to show boards.

The defect that current novel mathematical model teaching show board exists is:

1. the blackboard eraser is handed to artifical handheld blackboard eraser relapse and is cleaned the blackboard generally to current novel mathematical model teaching show board, wastes time and energy, can waste the teaching time moreover, influences teaching efficiency.

2. When the existing novel mathematical model teaching display board is used, the cleaned chalk dust can escape in the air, and the escaped chalk dust can be sucked by a human body, so that the harm is generated to the physical health of personnel, and therefore the novel mathematical model teaching display board is provided to solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel mathematical model teaching show board to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a novel mathematical model teaching display board comprises a base, a supporting mechanism, a teaching board main body, a driving mechanism and a PLC (programmable logic controller); the method is characterized in that: the teaching board comprises a base, a storage box, a top cover, a fan, a hose, an insertion pipe, fixing bolts, an insertion rod and fixing screw holes, wherein the storage box is placed at the central position of the top of the base, the top of the storage box is provided with the top cover through a threaded structure, the position of the top of the base, which is close to the storage box, is fixedly provided with the fan, the output end of the fan is fixedly connected with the input end of the top of one side of the storage box through the hose, the two sides of the top of the base are provided with the supporting mechanisms, each supporting mechanism comprises a triangular seat, the insertion pipe, the fixing bolts, the insertion rod and the fixing screw holes, the insertion pipe is installed at the top of the triangular seat, the fixing bolts are installed at the top of the front side of the insertion pipe through the threaded structure, the insertion rod is inserted into the top of the insertion pipe, the front side of the insertion rod is provided with the fixing screw holes with equal distance, a teaching board main body is installed between the tops of the insertion rod through the bolts, a placing mechanism is installed at one side of the teaching board main body, and the placing mechanism comprises a placing box and a sealing cover, the front side of the placing box is provided with a sealing cover through a hinge, the front top and the bottom of the teaching board main body are provided with a driving mechanism, the driving mechanism comprises an installing pipe, a driving screw rod, a threaded sleeve, a connecting block, a rectangular opening and a motor, the motor is installed at one end of the installing pipe through a bolt, the driving screw rod is installed inside the installing pipe through a bearing in a rotating mode, the output end of the motor is fixedly connected with one end of the driving screw rod through a rotating shaft, the bottom of the installing pipe is provided with the rectangular opening, the threaded sleeve is installed on the surface of the driving screw rod through a threaded structure, the connecting block is installed at the bottom of the threaded sleeve and extends to the bottom of the installing pipe through the rectangular opening, the rectangular pipe is fixedly installed in front of the connecting block, two sides of the back side of the rectangular pipe are provided with equidistant dust suction ports, and the output end of the rectangular pipe is fixedly connected with the input end of a fan through a hose, the back of rectangular pipe is installed through the bolt and is cleaned the board, clean the board and contact with the front of teaching board main part, lighting mechanism is openly installed to the installation pipe at teaching board main part top, lighting mechanism includes roof, lamp stand, light and lamp shade, the equidistance lamp stand of three groups is installed through the bolt in the bottom of roof, and the bottom of lamp stand installs the light through helicitic texture, and the lamp stand bottom is located the outside of light and installs the lamp shade through helicitic texture, the bottom of placing mechanism one side is kept away from to the teaching board main part is installed the PLC controller through the bolt.

Preferably, the placing box is internally provided with partition plates with equal intervals, and the bottom of the placing box and the top of the partition plates are provided with anti-slip pads.

Preferably, the magnets are embedded at two ends of one side of the surface of the sealing cover, and a buckling hole is formed in the central position, close to one side of the magnets, of the surface of the sealing cover.

Preferably, universal wheels are installed at four corners of the bottom of the base, and brake levers are arranged on the rear sides of the universal wheels.

Preferably, the front of the PLC controller is provided with a knob, a first switch and a second switch, and the bottom of the PLC controller is connected with a plug through a wire.

Preferably, the motor is electrically connected with the PLC through a wire, the lamp holder is electrically connected with the PLC through a wire, and the fan is electrically connected with the PLC through a wire.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses set up the installation pipe and cleaned the board, can remove by automatic control cleaning plate through actuating mechanism, then clean the quick handwriting to on the teaching board of board and carry out once only erasing, need not artifical manual handwriting on the teaching board of cleaning repeatedly, labour saving and time saving practices thrift the teaching time, improves teaching efficiency.

2. The utility model discloses set up rectangular pipe, dust absorption mouth, fan and storage box, when cleaning the blackboard, the control fan carries out work, then the fan produces suction, inhales the chalk dust through the dust absorption mouth on the rectangular pipe, then carries and stores the storage box inside and concentrate the storage, avoids the chalk dust loss to be inhaled by the human body, influences personnel's health, can unscrew the top cap after every uses one end time, clears up the inside chalk dust of storage box.

Drawings

Fig. 1 is a side view of the present invention;

fig. 2 is a front view of the present invention;

FIG. 3 is a front sectional view of the present invention;

fig. 4 is an enlarged schematic view of the present invention at a in fig. 3;

fig. 5 is an enlarged schematic view of the present invention at B in fig. 2;

fig. 6 is an enlarged schematic view of the placement mechanism of fig. 2 according to the present invention.

In the figure: 1. a base; 101. a universal wheel; 102. a brake lever; 103. a fan; 104. a storage box; 105. a top cover; 2. a support mechanism; 201. a triangular base; 202. inserting a tube; 203. fixing the bolt; 204. inserting a rod; 205. fixing screw holes; 3. a teaching board main body; 4. a drive mechanism; 401. installing a pipe; 402. a drive screw; 403. a threaded sleeve; 404. connecting blocks; 405. a rectangular opening; 406. a motor; 5. a rectangular tube; 501. a dust suction port; 6. wiping the board; 7. a PLC controller; 701. a knob; 702. a first switch; 703. a plug; 704. a second switch; 8. a placement mechanism; 801. placing the box; 802. a sealing cover; 9. an illumination mechanism; 901. a top plate; 902. a lamp socket; 903. an illuminating lamp; 904. a lamp shade; 10. a partition plate; 11. a non-slip mat; 12. buckling holes; 13. a magnet is provided.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-6, the present invention provides an embodiment: a novel mathematical model teaching display board comprises a base 1, a supporting mechanism 2, a teaching board main body 3, a driving mechanism 4 and a PLC (programmable logic controller) 7; the storage box 104 is placed at the central position of the top of the base 1, the top of the storage box 104 is provided with a top cover 105 through a threaded structure, the position, close to the storage box 104, of the top of the base 1 is fixedly provided with a fan 103, the model of the fan 103 is FLJ, the output end of the fan 103 is fixedly connected with the input end of the top of one side of the storage box 104 through a hose, when handwriting on the teaching board main body 3 is wiped, the fan 103 is controlled to work, then the fan 103 generates suction force, chalk dust is sucked through a dust suction port 501 on the rectangular pipe 5 and then is conveyed into the storage box 104 for centralized storage, the chalk dust is prevented from being sucked by human bodies to affect the health of personnel, the top cover 105 can be unscrewed after each use of one end time, the chalk dust in the storage box 104 is cleaned, the supporting mechanisms 2 are installed on two sides of the top of the base 1, the supporting mechanisms 2 are used for fixedly supporting the teaching board main body 3, meanwhile, the height of the teaching board main body 3 can be adjusted, the supporting mechanism 2 comprises a triangular seat 201, an insertion pipe 202, a fixing bolt 203, an insertion rod 204 and a fixing screw hole 205, the insertion pipe 202 is installed at the top of the triangular seat 201, the fixing bolt 203 is installed at the top of the front surface of the insertion pipe 202 through a thread structure, the insertion rod 204 is inserted into the top of the insertion pipe 202, the fixing screw hole 205 with equal distance is arranged at the front surface of the insertion rod 204, the triangular seat 201 ensures the stability of the supporting mechanism 2, when in use, the insertion rod 204 can be pulled to adjust the height of the teaching board main body 3, after the height adjustment of the teaching board main body 3 is completed, the fixing bolt 203 is screwed into the fixing screw hole 205 to fix the insertion rod 204, the teaching board main body 3 is installed between the tops of the insertion rods 204 through bolts, the teaching board main body 3 is used for teaching by people, a placing mechanism 8 is installed at one side of the teaching board main body 3, the placing mechanism 8 is used for placing some teaching articles, the placing mechanism 8 comprises a placing box 801 and a sealing cover 802, the sealing cover 802 is installed on one side of the front face of the placing box 801 through a hinge, the placing box 801 is used for placing some teaching articles, the sealing cover 802 is used for sealing the placing box 801, a driving mechanism 4 is installed on the top and the bottom of the front face of the teaching board main body 3, the driving mechanism 4 is used for driving a wiping board 6 to move, the driving mechanism 4 comprises a mounting pipe 401, a driving screw 402, a threaded sleeve 403, a connecting block 404, a rectangular opening 405 and a motor 406, the type of the motor 406 is YS, the motor 406 is installed at one end of the mounting pipe 401 through a bolt, the driving screw 402 is rotatably installed inside the mounting pipe 401 through a bearing, the output end of the motor 406 is fixedly connected with one end of the driving screw 402 through a rotating shaft, the rectangular opening 405 is arranged at the bottom of the mounting pipe 401, the threaded sleeve 403 is installed on the surface of the driving screw 402 through a threaded structure, the bottom of the screw sleeve 403 is provided with a connecting block 404, the connecting block 404 extends to the bottom of the mounting pipe 401 through a rectangular opening 405, a rectangular pipe 5 is fixedly mounted in front of the connecting block 404, dust suction ports 501 with equal distance are arranged on two sides of the back of the rectangular pipe 5, the output end of the rectangular pipe 5 is fixedly connected with the input end of the fan 103 through a hose, a wiping plate 6 is mounted on the back of the rectangular pipe 5 through bolts, the wiping plate 6 is in contact with the front of the teaching board main body 3, a person can control the motor 406 to drive the driving screw 402 to rotate, then the screw sleeve 403 moves horizontally on the driving screw 402, the screw sleeve 403 drives the wiping plate 6 on the rectangular pipe 5 to move horizontally through the connecting block 404, then the wiping plate 6 wipes the surface of the teaching board main body 3, chalk dust generated in the wiping process is sucked by the dust suction ports 501 on the rectangular pipe 5, and the front of the mounting pipe 401 at the top of the teaching board main body 3 is provided with the illuminating mechanism 9, when light is not good, can throw light on to the teaching environment through lighting mechanism 9, lighting mechanism 9 includes roof 901, lamp stand 902, light 903 and lamp shade 904, three equidistant lamp stands 902 of group are installed through the bolt in the bottom of roof 901, and light 903 is installed through the helicitic texture in the bottom of lamp stand 902, and lamp stand 902 bottom is located the outside of light 903 and installs lamp shade 904 through the helicitic texture, light 903 is thrown light on to the teaching environment after the circular telegram, lamp shade 904 protects light 903, PLC controller 7 is installed through the bolt in the bottom that teaching board main part 3 kept away from placing mechanism 8 one side, PLC controller 7' S model is S7-300, PLC controller 7 is used for controlling the operating condition of motor 406 and light 903.

Further, the inside of placing box 801 is equipped with the division board 10 of equidistance, and the top of placing box 801 bottom and division board 10 is equipped with slipmat 11, and division board 10 is used for separating into a plurality of spaces of placing box 801, and the personnel of being convenient for classify the teaching articles for use and place, and slipmat 11 increases the frictional force of placing box 801 bottom and division board 10 surface, guarantees that article place in the inside stability of placing box 801.

Further, the magnetite 13 is inlayed and is installed at the both ends of sealed lid 802 surface one side, and sealed lid 802 surface is close to central point department of magnetite 13 one side and is equipped with detain hole 12, and when closing sealed lid 802, the magnetite 13 adsorbs on placing box 801 to fix sealed lid 802, detain hole 12 and be convenient for personnel's finger and insert the sealed lid 802 of pulling.

Further, universal wheel 101 is installed at four angles of base 1 bottom, and the rear side of universal wheel 101 is equipped with brake lever 102, and universal wheel 101 and brake lever 102 formula as an organic whole, and the model of universal wheel 101 is HA4125R, and the universal wheel 101 is convenient for remove the device, and brake lever 102 is used for braking universal wheel 101.

Further, the front of the PLC controller 7 is provided with a knob 701, a first switch 702 and a second switch 704, the PLC controller 7 sets a forward/reverse rotation control program of the motor 406, the forward/reverse rotation state of the motor 406 is controlled by the forward/reverse rotation knob 701, the first switch 702 is used for controlling the working state of the lighting lamp 903, the second switch 704 is used for controlling the working state of the fan 103, the bottom of the PLC controller 7 is connected with a plug 703 through a wire, and the PLC controller 7 is connected with a power supply through the plug 703.

Further, the motor 406 is electrically connected with the PLC controller 7 through a wire, the lamp holder 902 is electrically connected with the PLC controller 7 through a wire, and the fan 103 is electrically connected with the PLC controller 7 through a wire.

The working principle is as follows: when the teaching board is used, a person moves the device to a proper position, the brake lever 102 is stepped down to brake, then the device is connected with a power supply through the plug 703, then the person can place some teaching tools in the placing box 801, when the light is not good, the lighting lamp 903 can be controlled through the first switch 702 to illuminate, the inserting rod 204 can be pulled to adjust the height of the teaching board main body 3 according to the use requirement of the person, after the height adjustment of the teaching board main body 3 is completed, the fixing bolt 203 is screwed into the fixing screw hole 205 to fix the inserting rod 204, when the teaching board main body 3 needs to be wiped after being fully written on, the person can control the motor 406 through the knob 701 to drive the driving screw 402 to rotate, then the threaded sleeve 403 horizontally moves on the driving screw 402, the threaded sleeve 403 drives the wiping plate 6 on the rectangular tube 5 to horizontally move through the connecting block 404, and then the wiping plate 6 wipes the surface of the teaching board main body 3 at one time, need not artifical manual repeatedly to clean, practice thrift the teaching time, improve the utilization ratio of classroom time, in the in-process simultaneous control fan 103 of wiping carry out work, then fan 103 produces suction, inhale the chalk dust through dust absorption mouth 501 on the rectangular pipe 5, then the hose is carried and is concentrated the storage box 104 inside and save, avoid the chalk dust to lose by the human body suction, influence personnel's health, can unscrew top cap 105 after every use end time, clear up the inside chalk dust of storage box 104.

The details of the present invention are well known to those skilled in the art.

Finally, it is to be noted that: the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified and replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. A novel mathematical model teaching display board comprises a base (1), a supporting mechanism (2), a teaching board main body (3), a driving mechanism (4) and a PLC (programmable logic controller) (7); the method is characterized in that: the storage box (104) is placed at the central position of the top of the base (1), the top of the storage box (104) is provided with a top cover (105) through a threaded structure, a fan (103) is fixedly installed at the position, close to the storage box (104), of the top of the base (1), the output end of the fan (103) is fixedly connected with the input end of the top of one side of the storage box (104) through a hose, supporting mechanisms (2) are installed on two sides of the top of the base (1), each supporting mechanism (2) comprises a triangular seat (201), an insertion pipe (202), a fixing bolt (203), an insertion rod (204) and a fixing screw hole (205), the insertion pipe (202) is installed at the top of the triangular seat (201), the fixing bolt (203) is installed at the top of the front of the insertion pipe (202) through a threaded structure, the insertion rod (204) is inserted into the top of the insertion pipe (202), and the front of the insertion rod (204) is provided with the fixing screw holes (205) at equal intervals, the teaching board comprises an inserting rod (204), a teaching board main body (3) is installed between the tops of the inserting rod (204) through bolts, a placing mechanism (8) is installed on one side of the teaching board main body (3), the placing mechanism (8) comprises a placing box (801) and a sealing cover (802), the sealing cover (802) is installed on one side of the front face of the placing box (801) through a hinge, a driving mechanism (4) is installed on the top and the bottom of the front face of the teaching board main body (3), the driving mechanism (4) comprises an installing pipe (401), a driving screw rod (402), a screw sleeve (403), a connecting block (404), a rectangular opening (405) and a motor (406), the motor (406) is installed at one end of the installing pipe (401) through the bolts, the driving screw rod (402) is installed inside the installing pipe (401) through a bearing in a rotating mode, and the output end of the motor (406) is fixedly connected with one end of the driving screw rod (402) through a rotating shaft, the utility model discloses a teaching board, including installation pipe (401), installation pipe (401) and fan, the bottom of installation pipe (401) is equipped with rectangle opening (405), swivel nut (403) are installed through helicitic texture in the surface of drive screw (402), connecting block (404) are installed to the bottom of swivel nut (403), and connecting block (404) extend to the bottom of installation pipe (401) through rectangle opening (405), fixed mounting has rectangular pipe (5) before connecting block (404), the both sides at rectangular pipe (5) back are equipped with equidistant dust absorption mouth (501), the input fixed connection of hose and fan (103) is passed through to the output of rectangular pipe (5), the back of rectangular pipe (5) is installed through the bolt and is cleaned board (6), board (6) contact with the front of teaching board main part (3), lighting mechanism (9) are installed in installation pipe (401) front at teaching board main part (3) top, lighting mechanism (9) include roof (901), Lamp stand (902), light (903) and lamp shade (904), three equidistant lamp stands (902) of group are installed through the bolt in the bottom of roof (901), and the bottom of lamp stand (902) installs light (903) through helicitic texture, and lamp stand (902) bottom is located the outside of light (903) and installs lamp shade (904) through helicitic texture, teaching board main part (3) are kept away from the bottom of placing mechanism (8) one side and are installed PLC controller (7) through the bolt.

2. The novel mathematical model teaching display board of claim 1, wherein: the inside of placing box (801) is equipped with the division board (10) of equidistance, and places the top that box (801) bottom and division board (10) in is equipped with slipmat (11).

3. The novel mathematical model teaching display board of claim 1, wherein: the utility model discloses a magnetic lock, including sealed lid (802), magnetite (13) are installed to the both ends of sealed lid (802) surface one side are inlayed, sealed lid (802) surface is close to central point department of magnetite (13) one side and is equipped with detain hole (12).

4. The novel mathematical model teaching display board of claim 1, wherein: universal wheels (101) are installed at four corners of the bottom of the base (1), and brake levers (102) are arranged on the rear sides of the universal wheels (101).

5. The novel mathematical model teaching display board of claim 1, wherein: the front of the PLC controller (7) is provided with a knob (701), a first switch (702) and a second switch (704), and the bottom of the PLC controller (7) is connected with a plug (703) through a wire.

6. The novel mathematical model teaching display board of claim 1, wherein: the motor (406) is electrically connected with the PLC controller (7) through a wire, the lamp holder (902) is electrically connected with the PLC controller (7) through a wire, and the fan (103) is electrically connected with the PLC controller (7) through a wire.