CN112419843A - Economic management is with multi-functional teaching presentation device - Google Patents
Economic management is with multi-functional teaching presentation device Download PDFInfo
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- CN112419843A CN112419843A CN202011439524.2A CN202011439524A CN112419843A CN 112419843 A CN112419843 A CN 112419843A CN 202011439524 A CN202011439524 A CN 202011439524A CN 112419843 A CN112419843 A CN 112419843A
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Abstract
The application discloses economic management is with multi-functional teaching presentation device, it includes: bottom plate area brake universal wheel balancing weight protection circle cover pivot bears slat and bears universal wheel elevating system bar casing servo motor screw nut guide way touch control screen control box and subtracts number button support curb plate rectangle frame board light-passing board clear glass drum scale mark electric putter pigment section of thick bamboo magnetism height measurement movable block arc fixed block distance measuring sensor magnet piece guide way laser instrument wireless charging coil battery regulating motor intercommunication air cock driving motor actuating lever first gear second gear pushes away material piston push rod round iron block piston cover direction montant tension sensor coil charging coil and adds number button locking button. The multifunctional teaching demonstration device for economic management has the advantages of being reasonable and reliable in structure and capable of automatically making the histogram and the curve chart.
Description
Technical Field
The invention relates to a teaching demonstration device, in particular to a multifunctional teaching demonstration device for economic management, and belongs to the technical field of economic management teaching demonstration.
Background
The economic management teaching is mainly researched by major management problems in the economic field, has obvious management research characteristics based on economics, is concentrated on the first-level discipline of industrial and commercial management and closely related public management in a plurality of aspects, and is dedicated to embody the academic level of the management research of Chinese industrial and commercial.
The existing economic management teaching demonstration device is generally operated manually, the drawing or the manufacturing of a histogram and a curve graph are realized, the labor intensity of workers is high, the integral using effect is influenced, and meanwhile, the height and the rotation display of an operation position are not easy to carry out. At present, a multifunctional teaching demonstration device for economic management, which has a reasonable and reliable structure and can automatically make a histogram and a curve chart, does not exist.
Disclosure of Invention
In order to solve prior art's not enough, this application provides a multi-functional teaching presentation device is used in economic management, includes: the device comprises a bottom plate, universal wheels with brakes, a protective circular cover, a rotation driving mechanism, a bearing plate, a lifting mechanism, a touch control screen, a supporting side plate, a rectangular frame plate, a light-transmitting plate, a transparent glass cylinder, a material injection mechanism, a magnetic height measuring movable block, a communicating air nozzle, a round iron block, a piston sleeve, a guide vertical rod, a tension sensor and a spiral spring; the bottom four corners of the bottom plate are respectively provided with at least one universal wheel with a brake, the top of the bottom plate is fixedly connected with the protection circular cover, the rotation driving mechanism is installed inside the protection circular cover, an output shaft of the rotation driving mechanism penetrates through the middle of the protection circular cover, the end part of the output shaft of the rotation driving mechanism is fixedly connected with the bottom center position of the bearing strip plate, the top of the right side of the bearing strip plate is fixedly connected with the lifting mechanism, the output end of the lifting mechanism is fixedly connected with the back of the touch control screen, the top surface of the bearing strip plate is also fixedly connected with two supporting side plates, the tops of the supporting side plates are fixedly connected with the rectangular frame plate, and the back of the rectangular frame plate is fixedly connected with the light-transmitting plate in an embedded manner; the six material injection mechanisms are arranged between the rectangular frame plate and the bearing strip plate and are distributed at equal intervals, the top ends of the six material injection mechanisms are fixedly sleeved with the transparent glass cylinder, the transparent glass cylinder is arranged inside the rectangular frame plate, the top end of the transparent glass cylinder is fixedly communicated with the communicating air nozzle, and the communicating air nozzle penetrates through the top of the rectangular frame plate; the surface of the transparent glass cylinder is marked with scale marks along the length direction, the round iron block is arranged in the transparent glass cylinder, the round iron block is fixedly sleeved with the piston sleeve, and the piston sleeve is connected with the transparent glass cylinder in a matched manner; the cover is equipped with on the transparent glass drum the magnetism height finding movable block, the magnetism height finding movable block with magnetism is connected between the round iron plate, be provided with the uide bushing on the magnetism height finding movable block, the uide bushing with direction montant clearance fit connects, the tip of direction montant with the inner wall fixed connection of rectangle frame board, the cover is equipped with on the face of direction montant coil spring, coil spring's one end with the bottom fixed connection of magnetism height finding movable block, coil spring's the other end with tension sensor fixed connection, tension sensor fixed mounting is in on the bottom inner wall of rectangle frame board.
Further, the bottom of bottom plate fixedly connected with balancing weight, the balancing weight is the iron plate structure.
Further, the rotation drive mechanism includes: driving motor, actuating lever, first gear, second gear and pivot, driving motor fixed mounting is in the bottom of bottom plate, driving motor's output axle head with actuating lever fixed connection, the actuating lever top is rotated with the top inner wall of protection dome and is connected, the actuating lever with first gear is fixed to be cup jointed, the pivot bottom with the bottom plate rotates to be connected, the pivot with the second gear is fixed to be cup jointed, the second gear with first gear engagement connects, and the second gear diameter is five to six times of first gear diameter, the end of pivot with bear slat fixed connection.
Furthermore, a plurality of bearing universal wheels are installed at the bottom of the bearing strip plate, and the bottom of each bearing universal wheel is in contact with the top of the protection circular cover.
Further, the lifting mechanism includes: bar casing, servo motor, screw rod, nut and guide block, the bottom of bar casing with bear slat top fixed connection, the top fixed mounting of bar casing has servo motor, the inside of bar casing is rotated and is connected with the screw rod, the screw rod top with servo motor's output shaft fixed connection, the screw rod with nut threaded connection, nut fixed connection has the guide block, the guide block with set up bar casing length direction's guide way sliding connection, the guide block with touch control screen back fixed connection.
Further, the material injection mechanism comprises: electric putter, pigment section of thick bamboo, push away material piston and push rod, electric putter fixed mounting bears the top of slat, electric putter's output shaft runs through to be seted up the through-hole of pigment bobbin base portion, electric putter's output shaft tip fixedly connected with the push rod, the fixed cover of end of push rod has connect push away the material piston, push away the material piston with the cooperation of pigment section of thick bamboo is connected, the top of pigment section of thick bamboo is provided with the interface, the interface is connected with the bottom of transparent glass drum.
Further, the magnetic height measurement movable block comprises: arc piece, fixed block, magnet piece and range sensor, the back fixedly connected with of arc piece the fixed block, the uide bushing is installed to fixed gomphosis on the fixed block, the positive fixed gomphosis of arc piece is connected with threely the magnet piece, the top of fixed block with the equal fixedly connected with in bottom of fixed block range sensor.
Further, the magnetic height measurement movable block further comprises: the laser comprises an adjusting motor and a laser, wherein the laser is arranged on one side of a fixing block, the adjusting motor is fixedly embedded in the fixing block, and the output shaft end of the adjusting motor is fixedly connected with the middle of a shell of the laser.
Further, the inside of fixed block is provided with wireless charging coil and battery, wireless charging coil with battery electric connection, battery and laser instrument electric connection, wireless charging coil and charging coil electric connection, the inside at the light-passing board is installed to the charging coil gomphosis.
Further, the bottom fixed mounting of touch control screen has the control box, control box and touch control screen electric connection, the shell of control box openly sets up the gomphosis and installs six groups of button groups, the button group comprises plus number button, locking button and subtract number button, control box and driving motor, servo motor, electric putter, touch control screen, force sensor, distance measuring sensor, laser instrument, accommodate motor, subtract number button, plus number button, locking button electric connection.
The application has the advantages that: the multifunctional teaching demonstration device for economic management is reasonable and reliable in structure and capable of automatically making the histogram and the curve graph.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and their description illustrate the embodiments of the invention and do not limit it. In the drawings:
FIG. 1 is a schematic diagram of a multifunctional instructional presentation device for economic management according to an embodiment of the present application;
FIG. 2 is a schematic view of the installation structure of the magnetic height-measuring movable block and the rectangular frame plate in the embodiment shown in FIG. 1;
FIG. 3 is a schematic view of the rotary drive mechanism of the embodiment of FIG. 1;
FIG. 4 is a schematic view of the structure of the back side of the rectangular frame plate in the embodiment of FIG. 1;
FIG. 5 is a schematic view of the lifting mechanism of the embodiment of FIG. 1;
FIG. 6 is a schematic structural view of the injection mechanism in the embodiment of FIG. 1;
FIG. 7 is a schematic view of the inside of the transparent glass cylinder in the embodiment of FIG. 1;
FIG. 8 is a schematic structural view of the front side of the control box in the embodiment of FIG. 1;
FIG. 9 is a schematic structural diagram of the magnetic height-measuring movable block in the embodiment of FIG. 1;
FIG. 10 is a schematic view of the interior of the mounting block in the embodiment of FIG. 1;
FIG. 11 is a schematic diagram of the operation of the overall structure of the embodiment of FIG. 1;
fig. 12 is a schematic diagram of the charging operation of the battery in the embodiment of fig. 1.
The meaning of the reference symbols in the figures:
the multifunctional teaching demonstration device 100 comprises a bottom plate 101, a universal wheel 102 with a brake, a balancing weight 103, a protection circular cover 104, a rotating shaft 105, a bearing strip plate 106, a bearing universal wheel 107, a lifting mechanism 108, a strip-shaped shell 1081, a servo motor 1082, a screw 1083, a nut 1084, a guide block 1085, a guide groove 1086, a touch control screen 109, a control box 110, a key set 111, a minus key 112, a support side plate 113, a rectangular frame plate 114, a transparent plate 115, a transparent glass cylinder 116, a scale mark 117, an electric push rod 118, a pigment cylinder 119, a magnetic height measuring movable block 120, an arc block 1201, a fixed block 1202, a distance measuring sensor 1203, a magnet block, a guide sleeve 1205, a laser 1206, a wireless charging coil 1207, a battery 1208, an adjusting motor 1209, a communication air nozzle 121, a driving motor 122, a driving rod 123, a first gear 124, a second gear 125, a pushing piston 126, a push rod 127, a circular iron block 128 and a, the guide vertical rod 130, the tension sensor 131, the spiral spring 132, the charging coil 133, the plus sign button 134 and the locking button 135.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1 to 12, the multi-functional teaching demonstration apparatus 100 includes: the device comprises a bottom plate 101, a universal wheel 102 with a brake, a protection circular cover 104, a rotation driving mechanism, a bearing strip plate 106, a lifting mechanism 108, a touch control screen 109, a supporting side plate 113, a rectangular frame plate 114, a light-transmitting plate 115, a transparent glass cylinder 116, a material injection mechanism, a magnetic height measuring movable block 120, a communicating air nozzle 121, a circular iron block 128, a piston sleeve 129, a guide vertical rod 130, a tension sensor 131 and a spiral spring 132.
Referring to fig. 1, as a specific scheme, at least one universal wheel 102 with a brake is disposed at four corners of the bottom of a bottom plate 101, a protection circular cover 104 is fixedly connected to the top of the bottom plate 101, a rotation driving mechanism is mounted inside the protection circular cover 104, the protection circular cover 104 is used for protecting the rotation driving mechanism, the rotation driving mechanism can be adjusted in a rotation manner, so that adjustment of a demonstration and display position is achieved, so that the angle position of the display can be changed, an output shaft of the rotation driving mechanism penetrates through the middle of the protection circular cover 104, the end of the output shaft of the rotation driving mechanism is fixedly connected with the bottom center of a bearing strip plate 106, a lifting mechanism 108 is fixedly connected to the top of the right side of the bearing strip 106, the output end of the lifting mechanism 108 is fixedly connected with the back of a touch control screen 109, the touch control screen 109 provides manual operation, and control is achieved, the lifting mechanism 108 can realize the adjustment of height position, thereby be convenient for be applicable to the user of different heights, the top surface that bears slat 106 still two fixedly connected with support curb plate 113, the top fixedly connected with rectangle framed bent 114 of support curb plate 113, the fixed gomphosis in back of rectangle framed bent 114 is connected with light-passing board 115, light-passing board 115 has the non-light tight effect, form laser, when forming the curve graph, can carry out the printing opacity, when showing, the front of accessible rectangle framed bent 114 goes on, also can show through the back of rectangle framed bent 114.
Referring to fig. 1, as a specific solution, six material injecting mechanisms are arranged between the rectangular frame plate 114 and the bearing strip plate 106, the six material injecting mechanisms are distributed at equal intervals, a transparent glass cylinder 116 is fixedly sleeved on the top ends of the six material injecting mechanisms, the transparent glass cylinder 116 is arranged inside the rectangular frame plate 114, a communicating air tap 121 is fixedly communicated with the top end of the transparent glass cylinder 116, the communicating air tap 121 penetrates through the top of the rectangular frame plate 114, the material injecting mechanisms inject colored liquid from the bottom of the transparent glass cylinder 116, the colored liquid can be viewed through the transparent glass cylinder 116 to form a column diagram, the gas is ventilated through the communicating air tap 121, and the air is used for entering external air or exhausting air in the communicating air tap 121.
Referring to fig. 1 and 7, as a specific scheme, a scale mark 117 is marked on the surface of the transparent glass cylinder 116 along the length direction, a circular iron block 128 is arranged inside the transparent glass cylinder 116, a piston sleeve 129 is fixedly sleeved on the circular iron block 128, the piston sleeve 129 is in fit connection with the transparent glass cylinder 116, and the scale mark 117 is used for visually judging the height, wherein the circular iron block 128 and the piston sleeve 129 are pushed by injected colored liquid, can be lifted and lowered, and can be used for adjusting the height position, and the height is the liquid level height, namely the height of the position of the column diagram.
Referring to fig. 1 and 2, as a specific solution, a magnetic height-measuring movable block 120 is sleeved on a transparent glass cylinder 116, the magnetic height-measuring movable block 120 is magnetically connected with a circular iron block 128, wherein the magnetic force is realized by the magnetic connection through the transparent glass cylinder 116, a guide sleeve 1205 is arranged on the magnetic height-measuring movable block 120, the guide sleeve 1205 is in clearance fit connection with a vertical guide rod 130, the guide sleeve 1205 and the vertical guide rod 130 realize the guide function of vertical movement and limit the movement, the end of the vertical guide rod 130 is fixedly connected with the inner wall of a rectangular frame plate 114, a coil spring 132 is sleeved on the rod surface of the vertical guide rod 130, one end of the coil spring 132 is fixedly connected with the bottom of the magnetic height-measuring movable block 120, and when the height is changed, the coil spring 132 can be stretched to different degrees, so that the coil spring 132 has different deformation amounts, thereby having different elastic tensile forces, further cooperate with the sensing function of the tension sensor 131 to determine the height position, the other end of the coil spring 132 is fixedly connected to the tension sensor 131, and the tension sensor 131 is fixedly mounted on the inner wall of the bottom of the rectangular frame plate 114.
Referring to fig. 1, as an alternative, the bottom of the bottom plate 101 is fixedly connected with a balancing weight 103, the balancing weight 103 is of an iron block structure, and is used for balancing weight through the balancing weight 103, so that the weight of the bottom is increased, the center of gravity of the whole body is reduced, and the stability of the whole body is improved.
Referring to fig. 1 and 3, as an alternative, the rotation driving mechanism includes: the display device comprises a driving motor 122, a driving rod 123, a first gear 124, a second gear 125 and a rotating shaft 105, wherein the driving motor 122 is fixedly installed at the bottom of the bottom plate 101, the output shaft end of the driving motor 122 is fixedly connected with the driving rod 123, the top end of the driving rod 123 is rotatably connected with the inner wall of the top of the protection circular cover 104, the driving rod 123 is fixedly sleeved with the first gear 124, the bottom end of the rotating shaft 105 is rotatably connected with the bottom plate 101, the rotating shaft 105 is fixedly sleeved with the second gear 125, the second gear 125 is meshed with the first gear 124, the diameter of the second gear 125 is five to six times of that of the first gear 124, the tail end of the rotating shaft 105 is fixedly connected with a bearing strip plate 106, the driving is provided through the driving motor 122, the speed reduction is realized through the transmission effect of the first gear 124 and the second gear 125, the bearing strip plate 106 is further driven to rotate through the rotating shaft, thereby realizing adjustment and convenient display.
Referring to fig. 1, as an alternative, a plurality of bearing universal wheels 107 are installed at the bottom of the bearing strip 106, the bottom of the bearing universal wheel 107 is in contact with the top of the protection dome 104, and the bearing universal wheels 107 are used for supporting the bearing strip 106 to share weight, so that the load of the rotating shaft 105 is reduced, and the damage during operation is reduced.
Referring to fig. 5, as an alternative, the lifting mechanism 108 includes: the touch control screen comprises a bar-shaped shell 1081, a servo motor 1082, a screw rod 1083, a nut 1084 and a guide block 1085, wherein the bottom of the bar-shaped shell 1081 is fixedly connected with the top of the bearing ribbon 106, the servo motor 1082 is fixedly installed on the top of the bar-shaped shell 1081, the screw rod 1083 is rotatably connected inside the bar-shaped shell 1081, the top end of the screw rod 1083 is fixedly connected with the output shaft end of the servo motor 1082, the screw rod 1083 is in threaded connection with the nut 1084, the nut 1084 is fixedly connected with the guide block 1085, the guide block 1085 is slidably connected with a guide groove 1086 arranged in the length direction of the bar-shaped shell 1081, the guide block 1085 is fixedly connected with the back of the touch control screen 109, the servo motor 1082 provides driving to drive the screw rod 1083 to rotate the nut 1084, the nut 1084 realizes vertical movement through the guiding effect of the guide block 1085 and the guide groove.
Referring to fig. 6, as an alternative, the injection mechanism includes: the pigment printing machine comprises an electric push rod 118, a pigment cylinder 119, a pushing piston 126 and a push rod 127, wherein the electric push rod 118 is fixedly installed at the top of a bearing slat 106, an output shaft of the electric push rod 118 penetrates through a through hole formed in the bottom of the pigment cylinder 119, the end part of an output shaft of the electric push rod 118 is fixedly connected with the push rod 127, the tail end of the push rod 127 is fixedly sleeved with the pushing piston 126, the pushing piston 126 is connected with the pigment cylinder 119 in a matched mode, an interface is arranged at the top of the pigment cylinder 119 and connected with the bottom end of a transparent glass cylinder 116, the electric push rod 118 provides pushing force, colored liquid is contained in the pigment cylinder 119, the colored liquid can be pushed through the pushing piston 126 and injected from the bottom end of the transparent glass cylinder 116.
Referring to fig. 9, as an alternative, the magnetic height measurement movable block 120 includes: arc piece 1201, fixed block 1202, magnet piece 1204 and range finding sensor 1203, the back fixedly connected with fixed block 1202 of arc piece 1201, fixed gomphosis installs uide bushing 1205 on the fixed block 1202, the fixed gomphosis in front of arc piece 1201 is connected with three magnet piece 1204, the equal fixedly connected with range finding sensor 1203 in the top of fixed block 1202 and the bottom of fixed block 1202, wherein add range finding sensor 1203 again, can range finding, the sensing of cooperation tension sensor 131, combined ranging has been realized, height measurement's accuracy has been improved.
Referring to fig. 9, as an alternative, the magnetic height measurement movable block 120 further includes: adjust motor 1209 and laser instrument 1206, laser instrument 1206 sets up the one side at fixed block 1202, adjust motor 1209 is installed to the inside fixed gomphosis of fixed block 1202, adjust motor 1209's output axle head and the shell middle part fixed connection of laser instrument 1206, according to the difference in height of the movable block 120 of measuring the height of different magnetism, provide the feedback for the regulation of laser instrument 1206, carry out angle modulation, produce laser through laser instrument 1206, shine the fixed block 1202 on adjacent movable block 120 of measuring the height of magnetism, form and block through fixed block 1202, form one section laser line, through the multistage laser line, form the curve graph, thereby realize the demonstration.
Referring to fig. 4, 10 and 12, as an alternative, a wireless charging coil 1207 and a battery 1208 are arranged inside a fixing block 1202, the wireless charging coil 1207 is electrically connected with the battery 1208, the battery 1208 is electrically connected with a laser 1206, the wireless charging coil 1207 is electrically connected with a charging coil 133, the charging coil 133 is embedded and installed inside a transparent plate 115, power is supplied to the laser 1206 through the battery 1208, a power source is provided, charging is achieved through the combined action of the wireless charging coil 1207 and the charging coil 133, and manual charging is not needed.
Referring to fig. 11, as an alternative, a control box 110 is fixedly installed at the bottom of the touch control screen 109, the control box 110 is electrically connected with the touch control screen 109, six groups of key groups 111 are installed on the front surface of the outer shell of the control box 110 in an embedded manner, each key group 111 is composed of a plus key 134, a locking key 135 and a minus key 112, the control box 110 is electrically connected with a driving motor 122, a servo motor 1082, an electric push rod 118, the touch control screen 109, a tension sensor 131, a distance measuring sensor 1203, a laser 1206, an adjusting motor 1209, the minus key 112, the plus key 134 and the locking key 135 to realize overall control, wherein a control chip and a control circuit are arranged inside the control box 110, and particularly, a single chip is adopted and all realized by adopting the prior art to realize overall control.
The technical scheme of this application, whole multi-functional teaching presentation device 100 is applicable to the demonstration of economic management teaching, compares with traditional presentation device, and it need not artifical manual operation, carries out the formation and the drawing of histogram and curve chart, only needs to realize through operation touch control screen 109 to artificial intensity of labour has been reduced.
When simultaneously carrying out the formation of histogram, the histogram promotes coloured liquid to get into clear glass drum 116 through annotating the material mechanism, form, the liquid level height top that forms coloured column liquid in clear glass drum 116 has circular iron plate 128, piston sleeve 129, block, simultaneously through the effect of magnetic force, can drive magnetism height measurement movable block 120 and carry out vertical direction of height's removal together, magnetism height measurement movable block 120 still has laser 1206 and adjustment mechanism, according to the difference in height between two adjacent magnetism height measurement movable blocks 120, can carry out the adjustment of laser 1206 angular position, through producing the laser line, thereby realize the formation of curve chart, need not artifical drawing and manual formation.
Meanwhile, the tension sensor 131 is integrally adopted to measure the tensile elastic force of the spiral spring 132, so that the judgment of the height position of the column is realized, the feedback of angle adjustment is provided for the laser 1206, and in addition to the height measurement, the distance measurement is carried out through the distance measurement sensors 1203 at the top of the fixed block 1202 and the bottom of the fixed block 1202, so that the judgment is further provided for the height, and the accuracy of the height judgment is improved.
The power supply of the magnetic height measurement movable block 120 is supplied through the battery 1208 without connection of a power supply wire, so that the power supply is carried out, the height measurement movable block loses trip, and meanwhile, the wireless charging mode is adopted for charging, so that manual charging is not needed, and convenience is brought to the use of the whole device.
Simultaneously, the whole multifunctional teaching demonstration device 100 has various functions and a rotation adjusting function, can be used for displaying in multiple directions and adjusting demonstration, and is simultaneously operated, namely the height of the touch control screen 109 is adjustable, and the multifunctional teaching demonstration device is specifically realized through the lifting mechanism 108, so that the using effect is improved.
The foregoing is illustrative of the present application and is not to be construed as limiting thereof, as numerous modifications and variations will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. The utility model provides an economic management is with multi-functional teaching presentation device which characterized in that:
the multi-functional teaching presentation device includes: the device comprises a bottom plate, universal wheels with brakes, a protective circular cover, a rotation driving mechanism, a bearing plate, a lifting mechanism, a touch control screen, a supporting side plate, a rectangular frame plate, a light-transmitting plate, a transparent glass cylinder, a material injection mechanism, a magnetic height measuring movable block, a communicating air nozzle, a round iron block, a piston sleeve, a guide vertical rod, a tension sensor and a spiral spring;
the bottom four corners of the bottom plate are respectively provided with at least one universal wheel with a brake, the top of the bottom plate is fixedly connected with the protection circular cover, the rotation driving mechanism is installed inside the protection circular cover, an output shaft of the rotation driving mechanism penetrates through the middle of the protection circular cover, the end part of the output shaft of the rotation driving mechanism is fixedly connected with the bottom center position of the bearing strip plate, the top of the right side of the bearing strip plate is fixedly connected with the lifting mechanism, the output end of the lifting mechanism is fixedly connected with the back of the touch control screen, the top surface of the bearing strip plate is also fixedly connected with two supporting side plates, the tops of the supporting side plates are fixedly connected with the rectangular frame plate, and the back of the rectangular frame plate is fixedly connected with the light-transmitting plate in an embedded manner;
the six material injection mechanisms are arranged between the rectangular frame plate and the bearing strip plate and are distributed at equal intervals, the top ends of the six material injection mechanisms are fixedly sleeved with the transparent glass cylinder, the transparent glass cylinder is arranged inside the rectangular frame plate, the top end of the transparent glass cylinder is fixedly communicated with the communicating air nozzle, and the communicating air nozzle penetrates through the top of the rectangular frame plate;
the surface of the transparent glass cylinder is marked with scale marks along the length direction, the round iron block is arranged in the transparent glass cylinder, the round iron block is fixedly sleeved with the piston sleeve, and the piston sleeve is connected with the transparent glass cylinder in a matched manner;
the cover is equipped with on the transparent glass drum the magnetism height finding movable block, the magnetism height finding movable block with magnetism is connected between the round iron plate, be provided with the uide bushing on the magnetism height finding movable block, the uide bushing with direction montant clearance fit connects, the tip of direction montant with the inner wall fixed connection of rectangle frame board, the cover is equipped with on the face of direction montant coil spring, coil spring's one end with the bottom fixed connection of magnetism height finding movable block, coil spring's the other end with tension sensor fixed connection, tension sensor fixed mounting is in on the bottom inner wall of rectangle frame board.
2. The multifunctional teaching demonstration device for economic management according to claim 1, characterized in that: the bottom fixedly connected with balancing weight of bottom plate, the balancing weight is the iron plate structure.
3. The multifunctional teaching demonstration device for economic management according to claim 1, characterized in that: the rotation drive mechanism includes: driving motor, actuating lever, first gear, second gear and pivot, driving motor fixed mounting is in the bottom of bottom plate, driving motor's output axle head with actuating lever fixed connection, the actuating lever top is rotated with the top inner wall of protection dome and is connected, the actuating lever with first gear is fixed to be cup jointed, the pivot bottom with the bottom plate rotates to be connected, the pivot with the second gear is fixed to be cup jointed, the second gear with first gear engagement connects, and the second gear diameter is five to six times of first gear diameter, the end of pivot with bear slat fixed connection.
4. The multifunctional teaching demonstration device for economic management according to claim 1, characterized in that: the bottom of bearing the weight of the slat is installed a plurality of and bears the weight of the universal wheel, the bottom that bears the weight of the universal wheel contacts with the top of protection dome.
5. The multifunctional teaching demonstration device for economic management according to claim 1, characterized in that: the lifting mechanism comprises: bar casing, servo motor, screw rod, nut and guide block, the bottom of bar casing with bear slat top fixed connection, the top fixed mounting of bar casing has servo motor, the inside of bar casing is rotated and is connected with the screw rod, the screw rod top with servo motor's output shaft fixed connection, the screw rod with nut threaded connection, nut fixed connection has the guide block, the guide block with set up bar casing length direction's guide way sliding connection, the guide block with touch control screen back fixed connection.
6. The multifunctional teaching demonstration device for economic management according to claim 1, characterized in that: annotate material mechanism includes: electric putter, pigment section of thick bamboo, push away material piston and push rod, electric putter fixed mounting bears the top of slat, electric putter's output shaft runs through to be seted up the through-hole of pigment bobbin base portion, electric putter's output shaft tip fixedly connected with the push rod, the fixed cover of end of push rod has connect push away the material piston, push away the material piston with the cooperation of pigment section of thick bamboo is connected, the top of pigment section of thick bamboo is provided with the interface, the interface is connected with the bottom of transparent glass drum.
7. The multifunctional teaching demonstration device for economic management according to claim 1, characterized in that: the magnetic height measurement movable block comprises: arc piece, fixed block, magnet piece and range sensor, the back fixedly connected with of arc piece the fixed block, the uide bushing is installed to fixed gomphosis on the fixed block, the positive fixed gomphosis of arc piece is connected with threely the magnet piece, the top of fixed block with the equal fixedly connected with in bottom of fixed block range sensor.
8. The multifunctional teaching demonstration device for economic management according to claim 1, characterized in that: the magnetic height measurement movable block further comprises: the laser comprises an adjusting motor and a laser, wherein the laser is arranged on one side of a fixing block, the adjusting motor is fixedly embedded in the fixing block, and the output shaft end of the adjusting motor is fixedly connected with the middle of a shell of the laser.
9. The multifunctional teaching demonstration device for economic management according to claim 7, characterized in that: the inside of fixed block is provided with wireless charging coil and battery, wireless charging coil with battery electric connection, battery and laser instrument electric connection, wireless charging coil and charging coil electric connection, the inside at the light-passing board is installed to the charging coil gomphosis.
10. The multifunctional teaching demonstration device for economic management according to claim 1, characterized in that: the bottom fixed mounting of touch control screen has the control box, control box and touch control screen electric connection, the shell of control box openly sets up the gomphosis and installs six groups and press the key set, press the key set to constitute by adding a number button, locking button and subtracting a number button, control box and driving motor, servo motor, electric putter, touch control screen, force sensor, distance measuring sensor, laser instrument, accommodate motor, subtract a number button, add a number button, locking button electric connection.
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| CN202011439524.2A CN112419843B (en) | 2020-12-07 | 2020-12-07 | Economic management is with multi-functional teaching presentation device |
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| CN112419843B (en) | 2022-07-15 |
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