CN108855281B - High school physics multifunctional experiment table - Google Patents
High school physics multifunctional experiment table Download PDFInfo
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- CN108855281B CN108855281B CN201810616529.4A CN201810616529A CN108855281B CN 108855281 B CN108855281 B CN 108855281B CN 201810616529 A CN201810616529 A CN 201810616529A CN 108855281 B CN108855281 B CN 108855281B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L9/00—Supporting devices; Holding devices
- B01L9/02—Laboratory benches or tables; Fittings therefor
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B19/00—Teaching not covered by other main groups of this subclass
Abstract
The invention discloses a high school physics multifunctional experiment table, which comprises a lifting seat and an experiment table frame arranged and fixed on the lifting seat, wherein a gear adjusting mechanism is arranged in the experiment table frame, the experiment table frame comprises a fixed cylinder and a supporting plate which is integrally connected and fixed on the top end surface of the bottom of the fixed cylinder, a first connecting and fixing strip and a second connecting and fixing strip are respectively fixed on two end surfaces of the supporting plate, a positioning and fixing frame is fixedly connected between the top ends of the first connecting and fixing strip and the second connecting and fixing strip, and sliding limiting seats are hinged and fixed in the middles of the surfaces of four frames of the positioning and fixing frame. The experiment table is provided with two first experiment plates and two second experiment plates, the first experiment plates and the second experiment plates are provided with two different experiment devices, the different experiment devices can be switched and used through the adjusting action of the gear adjusting mechanism, the space is saved, and the experiment efficiency can be improved.
Description
Technical Field
The invention belongs to the field of experimental equipment, and relates to a high school physics multifunctional experiment table.
Background
In carrying out high school physics experimentation, the operation of two kinds of experiments need be carried out simultaneously sometimes, and the experimental apparatus of general difference is installed on different laboratory benches, need change the laboratory bench and carry out next kind of experiments after having carried out an experiment, not only extravagant experimental time to increase the quantity of laboratory bench and can cause the extravagant and the improvement of experiment cost in space.
Disclosure of Invention
The invention aims to provide a high school physics multifunctional experiment table, which is provided with two first experiment plates and two second experiment plates, wherein the first experiment plates and the second experiment plates are provided with two different experiment devices, the switching use of the different experiment devices can be realized through the adjusting action of a gear adjusting mechanism, so that the space is saved, the experiment efficiency can be improved, the experiment table does not need to be replaced when the experiment devices are converted, the different experiment devices can be directly converted, a plurality of experiment tables are not needed, the space is saved, and the cost is saved.
The purpose of the invention can be realized by the following technical scheme:
a high school physics multifunctional experiment table comprises a lifting seat and an experiment table frame which is arranged and fixed on the lifting seat, wherein a gear adjusting mechanism is arranged in the experiment table frame;
the experiment bench comprises a fixed cylinder and two mutually perpendicular supporting plates which are integrally connected and fixed on the top end face of the bottom of the fixed cylinder, the two supporting plates are horizontally distributed and mutually perpendicular, two first connecting fixing strips which are oppositely arranged and two second connecting fixing strips which are oppositely arranged are respectively and vertically fixed on the two end faces of the two supporting plates, a positioning fixing frame is fixedly connected between the top ends of the two first connecting fixing strips and the two second connecting fixing strips, hinge grooves are formed in the middle parts of the surfaces of four frames of the positioning fixing frame, sliding limiting seats are respectively fixed in the hinge grooves in a hinged mode, two first experiment plates and two second experiment plates are respectively installed in the four sliding limiting seats, and the two first experiment plates and the two second experiment plates are respectively located on the sliding limiting seats above the two first connecting fixing strips and the two second connecting fixing strips;
a driving shaft is fixedly installed at the top end of the bottom of the fixed cylinder, a positioning cylinder is fixedly and vertically connected to the surface of the fixed cylinder, a gear adjusting mechanism comprises the driving shaft fixedly installed in the first through hole, a driving bevel gear is installed at the top end of the driving shaft, the bottom end of the driving shaft is connected with the power output end of the speed reducing motor, transmission shafts are installed on the peripheral side walls of the positioning cylinder, a driven bevel gear meshed with the driving bevel gear is installed at one end of each transmission shaft, a first transmission wheel is installed at the other end of each transmission shaft, a first positioning shaft and two second positioning shafts are integrally connected and fixed to the middle portion of the side wall of the first connecting and fixing strip, a first positioning shaft and a third positioning shaft are integrally connected and fixed to the middle portion of the side wall of the second connecting and fixing strip, the first transmission wheel is installed and fixed in the first positioning shaft, a second transmission wheel and a third transmission wheel, a fourth driving wheel meshed with the first driving wheel is arranged on the third positioning shaft, and pulling rods are arranged on the end surfaces of the third driving wheel and the fourth driving wheel through rotating shafts;
hinge holes are oppositely formed in the side walls of two ends of a hinge groove on the surfaces of four frames of the positioning and fixing frame, the sliding limiting seat comprises a hinge rod and a connecting block integrally connected and fixed on the side wall of the hinge rod, two ends of the hinge rod are respectively hinged in the hinge holes, a clamping and fixing block is vertically fixed at one end of the connecting block, connecting strips are vertically fixed on the side walls of two ends of the clamping and fixing block respectively, and one ends of the two connecting strips are horizontally bent inwards to form a blocking strip;
the structure of first experiment board and second experiment board is the same, and the bottom surface middle part of first experiment board and second experiment board all vertical fixation has spacing, and the bottom surface vertical fixation of spacing has the joint strip, and spacing is located between two connecting strips, and joint strip joint is between shelves strip and joint fixed block simultaneously, and open at the lateral wall middle part of first experiment board and second experiment board has the pulling hole, installs the pulling shaft in the pulling hole, and the one end of pulling rod articulates in the pulling shaft.
Furthermore, the lifting seat comprises a base and a supporting column which is fixedly arranged on the base, a lifting cylinder is fixedly arranged on the surface of the supporting column, and the power output end of the lifting cylinder is fixedly arranged on the bottom surface of the cylinder bottom of the fixed cylinder.
Furthermore, a first through hole is formed in the top end of the bottom of the fixed cylinder and is located in the positioning cylinder.
Further, the rotating speeds of the third transmission wheel and the fourth transmission wheel are the same, and the rotating directions are opposite.
Further, the surface of the first experimental plate and the surface of the second experimental plate are mounted with two different physical experimental devices.
Furthermore, one end face of each clamping strip is connected with the side wall of the corresponding clamping fixing block, the other end face of each clamping strip is connected with the side wall of the corresponding blocking strip, the limiting clamping effect on the first experiment board and the second experiment board can be achieved through the limiting clamping effect between the clamping strips and the blocking strips, and the first experiment board and the second experiment board can slide along the gap between the two connecting strips through the limiting strips.
Furthermore, the pulling rod comprises a first connecting rod, one end of the first connecting rod is hinged to the third driving wheel through a rotating shaft, a second connecting rod is integrally connected and fixed to one end of the first connecting rod, the included angle between the second connecting rod and the first connecting rod is 110 degrees and 120 degrees, one end of the second connecting rod is hinged to the pulling shaft, the fixed positions of the two pulling rods on the two first connecting and fixing strips are completely the same, and the fixed positions of the two pulling rods on the two second connecting and fixing strips are also completely the same.
The invention has the beneficial effects that:
the experiment table is provided with two first experiment plates and two second experiment plates, the two different experiment devices are arranged on the first experiment plates and the second experiment plates, the switching use of the different experiment devices can be realized through the adjusting action of the gear adjusting mechanism, the space is saved, the experiment efficiency can be improved, the experiment table does not need to be replaced when the experiment devices are converted, the different experiment devices can be directly converted, a plurality of experiment tables are not needed, the space is saved, and the cost is saved.
The experiment table provided by the invention is provided with the two first experiment plates and the two second experiment plates, so that the simultaneous use and operation of two students can be realized, and the space is saved.
The switching of the two experimental devices is realized by converting the first experimental plate and the second experimental plate, so that the simultaneous operation of the two experiments can be realized simultaneously, and the experiment table does not need to be replaced.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic structural diagram of an experiment performed by using an experimental apparatus on a second experimental plate according to the present invention;
FIG. 2 is a schematic structural diagram of two experimental boards in the process of switching;
FIG. 3 is an exploded view of FIG. 3;
FIG. 4 is a schematic view of a portion of the structure of FIG. 3;
FIG. 5 is a schematic view of a portion of the structure of FIG. 4;
FIG. 6 is a schematic view of a gear adjustment mechanism;
FIG. 7 is a schematic view of a sliding position-limiting base;
FIG. 8 is a schematic structural diagram of a first experimental plate;
fig. 9 is a partial structural view of fig. 3.
Detailed Description
A high school physics multifunctional experiment table is shown in figures 1, 2 and 3, and comprises a lifting seat 1 and an experiment bench 2 which is arranged and fixed on the lifting seat 1, wherein a gear adjusting mechanism 3 is arranged in the experiment bench 2;
the lifting seat 1 comprises a base 11 and a supporting column 12 which is arranged and fixed on the base 11, and a lifting cylinder 13 is fixed on the surface of the supporting column 12;
as shown in fig. 4 and 5, the experiment bench 2 includes a fixed cylinder 21 and two mutually perpendicular supporting plates 22 integrally connected and fixed on the top end face of the bottom of the fixed cylinder 21, the power output end of the lifting cylinder 13 is fixed on the bottom face of the bottom of the fixed cylinder 21, the two supporting plates 22 are horizontally distributed and mutually perpendicular, two end faces of the two supporting plates 22 are respectively and vertically fixed with two first connecting fixing strips 23 arranged oppositely and two second connecting fixing strips 25 arranged oppositely, a positioning fixing frame 24 is fixedly connected between the top ends of the two first connecting fixing strips 23 and the two second connecting fixing strips 25, hinge grooves 241 are respectively opened in the middle parts of the surfaces of four frames of the positioning fixing frame 24, sliding limiting seats 4 are respectively and hingedly fixed in the hinge grooves 241, two first experiment plates 5 and two second experiment plates 6 are respectively installed in the four sliding limiting seats 4, the two first experiment plates 5 and the two second experiment plates 6 are respectively located on the two first connecting fixing strips 23 and the two second connecting fixing strips 23 The sliding limiting seat 4 is arranged above the fixed strip 25;
as shown in fig. 6, the top end of the bottom of the fixed cylinder 21 is provided with a first through hole 211, the surface of the fixed cylinder 21 is vertically connected and fixed with a positioning cylinder 26, the first through hole 211 is located in the positioning cylinder 26, the gear adjusting mechanism 3 comprises a driving shaft installed and fixed in the first through hole 211, the top end of the driving shaft is provided with a driving bevel gear 31, the bottom end of the driving shaft is connected with the power output end of the speed reduction motor, the peripheral side wall of the positioning cylinder 26 is provided with four second through holes, a transmission shaft 32 is installed in the second through holes, one end of the transmission shaft 32 is provided with a driven bevel gear 33 engaged with the driving bevel gear 31, the other end is provided with a first transmission wheel 34, the middle part of the side wall of the first connecting and fixing strip 23 is integrally connected and fixed with a first positioning shaft 231 and two second positioning shafts 232, and the middle part of the side wall of the second connecting and fixing strip, the first driving wheel 34 is fixedly arranged in the first positioning shaft 231, the second driving wheels 35 and the third driving wheels 36 are respectively arranged on the two second positioning shafts 232, the second driving wheels 35 are respectively meshed with the first driving wheels 34 and the third driving wheels 36, the third positioning shafts 233 are respectively provided with the fourth driving wheels 38 meshed with the first driving wheels 34, the third driving wheels 36 and the fourth driving wheels 38 have the same rotating speed and opposite rotating directions, and the end faces of the third driving wheels 36 and the fourth driving wheels 38 are respectively provided with a pulling rod 37 through rotating shafts; controlling a speed reducing motor to rotate, wherein the speed reducing motor drives a driving bevel gear 31 to rotate through a driving shaft, the driving bevel gear 31 drives a driven bevel gear 33 to rotate through meshing action, the driven bevel gear drives a first driving wheel 34 to rotate through a transmission shaft 32, the first driving wheel 34 drives a third driving wheel 36 to rotate through a second driving wheel 35, meanwhile, the first driving wheel 34 drives a fourth driving wheel 38 to rotate through meshing action, the fourth driving wheel 38 and the third driving wheel 36 drive a pulling rod 37 to rotate, and the rotating directions of the fourth driving wheel 38 and the third driving wheel 36 are opposite;
as shown in fig. 7, hinge holes 242 are oppositely formed in the side walls of two ends of a hinge groove 241 on the surfaces of four side frames of the positioning and fixing frame 24, the sliding limiting seat 4 includes a hinge rod 41 and a connecting block 42 integrally connected and fixed to the side wall of the hinge rod 41, two ends of the hinge rod 41 are respectively hinged in the hinge holes 242, one end of the connecting block 42 is vertically fixed with a clamping and fixing block 43, two side walls of two ends of the clamping and fixing block 43 are respectively vertically fixed with a connecting strip 44, and one end of each of the two connecting strips 44 is horizontally bent inwards to form a stopper 45;
as shown in fig. 8 and 9, the first experiment board 5 and the second experiment board 6 have the same structure, two different physical experiment devices are mounted on the surface of the first experiment board 5 and the surface of the second experiment board 6, two experiments can be performed on one experiment table at the same time by switching the first experiment board 5 and the second experiment board 6 with each other, two experiment tables do not need to be prepared for the two experiments, and the experiment tables do not need to be replaced during the simultaneous experiments; the middle parts of the bottom surfaces of the first experiment plate 5 and the second experiment plate 6 are both vertically fixed with a limiting strip 51, the bottom surface of the limiting strip 51 is vertically fixed with a clamping strip 52, the limiting strip 51 is positioned between the two connecting strips 44, meanwhile, the clamping strip 52 is clamped between the blocking strip 45 and the clamping fixing block 43, one end surface of the clamping strip 52 is connected with the side wall of the clamping fixing block 43, the other end surface is connected with the side wall of the blocking strip 45, the limiting clamping effect on the first experiment plate 5 and the second experiment plate 6 can be realized through the clamping limiting effect between the clamping strip 52 and the blocking strip 45, and the first experiment plate 5 and the second experiment plate 6 can slide along the gap between the two connecting strips 44 through the limiting strip 51; pulling holes 53 are formed in the middle of the side walls of the first experiment plate 5 and the second experiment plate 6, pulling shafts are installed in the pulling holes 53, and one ends of the pulling rods 37 are hinged to the pulling shafts;
the pulling rod 37 comprises a first connecting rod 371 with one end hinged on the third driving wheel 36 through a rotating shaft, one end of the first connecting rod 371 is integrally connected and fixed with a second connecting rod 372, the included angle between the second connecting rod 372 and the first connecting rod 371 is 110 degrees and 120 degrees, one end of the second connecting rod 372 is hinged on the pulling shaft, the fixed positions of the two pulling rods 37 on the two first connecting and fixing strips 23 are completely the same, the fixed positions of the two pulling rods 37 on the two second connecting and fixing strips 25 are also completely the same, and the rotating directions are opposite, so that the rotating speeds of the pulling rods 37 on the third driving wheel 36 and the pulling rods 37 on the fourth driving wheel 38 are the same, and the rotating directions are opposite; further, the pulling rods 37 on the two third driving wheels rotate upwards to drive the first experiment board 5 to move upwards around the sliding limiting seat 4 until the first experiment board is horizontally laid on the top of the positioning and fixing frame 24, at the moment, the fourth driving wheel drives the pulling rods 37 to rotate downwards to drive the second experiment board 6 to move downwards around the sliding limiting seat 4 until the second experiment board is vertically distributed on two sides of the two second connecting and fixing strips 25, so that an experiment on the experiment device installed on the first experiment board 5 is realized, and after the experiment is finished;
the specific use process of this multi-functional laboratory bench does:
step one, adjusting the height of the experiment table: the lifting of the lifting cylinder 13 is controlled to drive the experiment bench 2 to lift, so that the height of the experiment bench is adjusted;
and step two, installing an experimental device: respectively installing and fixing two physical experiment devices which are simultaneously performed on a first experiment table 5 and a second experiment table 6;
step three, adjusting by a laboratory bench: controlling a speed reducing motor to rotate in a forward direction, wherein the speed reducing motor drives a driving bevel gear 31 to rotate through a driving shaft, the driving bevel gear 31 drives a driven bevel gear 33 to rotate through meshing action, the driven bevel gear drives a first driving wheel 34 to rotate through a transmission shaft 32, the first driving wheel 34 drives a third driving wheel 36 to rotate through a second driving wheel 35, meanwhile, the first driving wheel 34 drives a fourth driving wheel 38 to rotate through meshing action, the fourth driving wheel 38 and the third driving wheel 36 drive a pulling rod 37 to rotate, and the rotating directions of the fourth driving wheel 38 and the third driving wheel 36 are opposite; the pulling rods 37 on the two third driving wheels rotate upwards to drive the first experiment board 5 to move upwards around the sliding limiting seat 4 until the first experiment board is horizontally laid at the top of the positioning and fixing frame 24, at the moment, the fourth driving wheel drives the pulling rods 37 to rotate downwards to drive the second experiment board 6 to move downwards around the sliding limiting seat 4 until the second experiment board is vertically distributed on two sides of the two second connecting and fixing strips 25, so that an experiment on the experiment device installed on the first experiment board 5 is realized, and the experiment is finished;
thirdly, switching the experimental device: controlling the speed reducing motor to rotate reversely, the speed reducing motor drives the driving bevel gear 31 to rotate through the driving shaft, the driving bevel gear 31 drives the driven bevel gear 33 to rotate through meshing action, the driven bevel gear drives the first driving wheel 34 to rotate through the transmission shaft 32, the first driving wheel 34 drives the third driving wheel 36 to rotate through the second driving wheel 35, meanwhile, the first driving wheel 34 drives the fourth driving wheel 38 to rotate through meshing action, the fourth driving wheel 38 and the third driving wheel 36 drive the pulling rod 37 to rotate, the pulling rods 37 on the two fourth driving wheels rotate upwards to drive the second experimental plate 6 to move upwards around the sliding limiting seat 4 until being horizontally laid on the top of the positioning and fixing frame 24, at the moment, the third driving wheel drives the pulling rod 37 to rotate downwards to drive the first experimental plate 5 to move downwards around the sliding limiting seat 4 until being vertically distributed on two sides of the two first connecting fixing strips 23, the realization is tested the experimental apparatus of installation on the second experiment board 6 to every laboratory bench is equipped with two first experiment boards 5 and two second experiment boards 6 simultaneously, can realize that two students experiment simultaneously and save space.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (1)
1. A multifunctional experiment table for high school physics is characterized by comprising a lifting seat (1) and an experiment table frame (2) which is fixedly arranged on the lifting seat (1), wherein a gear adjusting mechanism (3) is arranged in the experiment table frame (2);
experiment bench (2) are fixed in two mutually perpendicular's backup pad (22) of fixed cylinder (21) bobbin base top end face including fixed cylinder (21) and body coupling, two backup pad (22) are horizontal distribution and mutually perpendicular, the both ends face of two backup pad (22) is the vertical fixation respectively has first connection fixed strip (23) and two second connection fixed strip (25) of relative setting of two relative settings, connect between the top of two first connection fixed strip (23) and two second connection fixed strip (25) and be fixed with fixed frame (24) in location, four frame surface middle parts of fixed frame (24) in location all open and have articulated groove (241), all articulated being fixed with in articulated groove (241) and sliding spacing seat (4), install two first experiment boards (5) and two second experiment boards (6) respectively in four sliding spacing seats (4), two first experiment boards (5) and two second experiment boards (6) are located two first connection fixed strips (3) respectively 23) And a sliding limiting seat (4) above the two second connecting and fixing strips (25);
a driving shaft is fixedly installed at the top end of the bottom of the fixed cylinder (21), a positioning cylinder (26) is vertically and fixedly connected to the surface of the fixed cylinder (21), a gear adjusting mechanism (3) comprises the driving shaft fixedly installed in a first through hole (211), a driving bevel gear (31) is installed at the top end of the driving shaft, the bottom end of the driving shaft is connected with a power output end of a speed reducing motor, a transmission shaft (32) is installed on the peripheral side wall of the positioning cylinder (26), a driven bevel gear (33) meshed with the driving bevel gear (31) is installed at one end of the transmission shaft (32), a first transmission wheel (34) is installed at the other end of the transmission shaft, a first positioning shaft (231) and two second positioning shafts (232) are integrally connected and fixed to the middle portion of the side wall of the first connecting and fixing strip (23), and a first positioning shaft (231) and a third positioning shaft (233) are integrally connected and, the first driving wheel (34) is fixedly arranged in the first positioning shafts (231), the two second positioning shafts (232) are respectively provided with a second driving wheel (35) and a third driving wheel (36), the second driving wheels (35) are respectively meshed with the first driving wheel (34) and the third driving wheel (36), the third positioning shafts (233) are provided with fourth driving wheels (38) meshed with the first driving wheel (34), and the end faces of the third driving wheel (36) and the fourth driving wheels (38) are respectively provided with a pulling rod (37) through rotating shafts;
hinge holes (242) are oppositely formed in the side walls of two ends of hinge grooves (241) on the surfaces of four frames of a positioning fixing frame (24), a sliding limiting seat (4) comprises a hinge rod (41) and a connecting block (42) which is integrally connected and fixed to the side wall of the hinge rod (41), two ends of the hinge rod (41) are respectively hinged in the hinge holes (242), a clamping fixing block (43) is vertically fixed to one end of the connecting block (42), connecting strips (44) are respectively vertically fixed to the side walls of two ends of the clamping fixing block (43), and one end of each of the two connecting strips (44) is horizontally bent inwards to form a blocking strip (45);
the structure of the first experiment board (5) is the same as that of the second experiment board (6), the middle parts of the bottom surfaces of the first experiment board (5) and the second experiment board (6) are respectively and vertically fixed with a limiting strip (51), the bottom surfaces of the limiting strips (51) are respectively and vertically fixed with a clamping strip (52), the limiting strips (51) are positioned between two connecting strips (44), meanwhile, the clamping strips (52) are clamped between a blocking strip (45) and a clamping fixing block (43), the middle parts of the side walls of the first experiment board (5) and the second experiment board (6) are provided with pulling holes (53), pulling shafts are installed in the pulling holes (53), and one ends of the pulling rods (37) are hinged to the pulling shafts;
the lifting seat (1) comprises a base (11) and a supporting column (12) which is fixedly arranged on the base (11), a lifting cylinder (13) is fixed on the surface of the supporting column (12), and the power output end of the lifting cylinder (13) is fixed on the bottom surface of the bottom of the fixed cylinder (21);
the third driving wheel (36) and the fourth driving wheel (38) have the same rotating speed and opposite rotating directions;
two different physical experiment devices are arranged on the surface of the first experiment plate (5) and the surface of the second experiment plate (6);
one end face of each clamping strip (52) is connected with the side wall of each clamping fixing block (43), the other end face of each clamping strip is connected with the side wall of each blocking strip (45), the limiting clamping effect on the first experiment plate (5) and the second experiment plate (6) can be achieved through the clamping limiting effect between the clamping strips (52) and the blocking strips (45), and the first experiment plate (5) and the second experiment plate (6) can slide along the gap between the two connecting strips (44) through the limiting strips (51);
the pulling rod (37) comprises a first connecting rod (371) with one end hinged to the third driving wheel (36) through a rotating shaft, a second connecting rod (372) is integrally connected and fixed to one end of the first connecting rod (371), an included angle between the second connecting rod (372) and the first connecting rod (371) is 110 degrees and 120 degrees, one end of the second connecting rod (372) is hinged to the pulling shaft, the fixed positions of the two pulling rods (37) on the two first connecting and fixing strips (23) are completely the same, and the fixed positions of the two pulling rods (37) on the two second connecting and fixing strips (25) are also completely the same;
the working mode of the multifunctional experiment table is as follows:
step one, adjusting the height of the experiment table: the lifting of the lifting cylinder (13) is controlled to drive the experiment bench (2) to lift, and the height of the experiment bench is adjusted;
and step two, installing an experimental device: respectively installing and fixing two physical experiment devices which are performed simultaneously on a first experiment table (5) and a second experiment table (6);
step three, adjusting by a laboratory bench: controlling a speed reducing motor to rotate in the forward direction, wherein the speed reducing motor drives a driving bevel gear (31) to rotate through a driving shaft, the driving bevel gear (31) drives a driven bevel gear (33) to rotate through meshing action, the driven bevel gear drives a first driving wheel (34) to rotate through a transmission shaft (32), the first driving wheel (34) drives a third driving wheel (36) to rotate through a second driving wheel (35), meanwhile, the first driving wheel (34) drives a fourth driving wheel (38) to rotate through meshing action, the fourth driving wheel (38) and the third driving wheel (36) drive a pulling rod (37) to rotate, and the rotating directions of the fourth driving wheel (38) and the third driving wheel (36) are opposite; pulling rods (37) on the two third driving wheels rotate upwards to drive the first experiment board (5) to move upwards around the sliding limiting seat (4) until the first experiment board is horizontally laid at the top of the positioning fixing frame (24), at the moment, the fourth driving wheels drive the pulling rods (37) to rotate downwards to drive the second experiment board (6) to move downwards around the sliding limiting seat (4) until the second experiment board is vertically distributed on two sides of the two second connecting fixing strips (25), so that the experiment of the experiment device installed on the first experiment board (5) is realized, and the experiment is finished;
thirdly, switching the experimental device: controlling the speed reducing motor to reversely rotate, the speed reducing motor drives the driving bevel gear (31) to rotate through the driving shaft, the driving bevel gear (31) drives the driven bevel gear (33) to rotate through meshing action, the driven bevel gear drives the first driving wheel (34) to rotate through the transmission shaft (32), the first driving wheel (34) drives the third driving wheel (36) to rotate through the second driving wheel (35), meanwhile, the first driving wheel (34) drives the fourth driving wheel (38) to rotate through meshing action, the fourth driving wheel (38) and the third driving wheel (36) drive the pulling rod (37) to rotate, the pulling rods (37) on the two fourth driving wheels upwards rotate to drive the second experiment plate (6) to upwards move around the sliding limiting seat (4) until the second experiment plate is horizontally laid at the top of the positioning fixing frame (24), at the moment, the third driving wheel drives the pulling rod (37) to downwards rotate, and drives the first experiment plate (5) to downwards move around the sliding limiting seat (4) until the first experiment plate is vertically The both sides of first connection fixed strip (23) realize experimenting the experimental apparatus of installation on second experiment board (6) to every laboratory bench is equipped with two first experiment boards (5) and two second experiment boards (6) simultaneously, can realize that two students experiment simultaneously and save space.
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| CN201810616529.4A CN108855281B (en) | 2018-06-15 | 2018-06-15 | High school physics multifunctional experiment table |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810616529.4A CN108855281B (en) | 2018-06-15 | 2018-06-15 | High school physics multifunctional experiment table |
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| CN108855281A CN108855281A (en) | 2018-11-23 |
| CN108855281B true CN108855281B (en) | 2021-05-04 |
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| CN114414483B (en) * | 2022-01-14 | 2023-08-01 | 内蒙古民族大学 | Experimental device for material with physical light function |
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|---|---|---|---|---|
| CN2260504Y (en) * | 1996-08-13 | 1997-08-27 | 杨瑞锋 | Turning folding and lifting mechanism of multi-purpose table |
| CN203540591U (en) * | 2013-10-30 | 2014-04-16 | 湖南科技大学 | Multipurpose experiment table based on electromechanical control technology |
| CN104856368A (en) * | 2015-06-12 | 2015-08-26 | 吴江市松陵镇铭益自动化机械设备厂 | Shoe upper leveling machine |
| CN206577801U (en) * | 2017-03-15 | 2017-10-24 | 高戈 | A kind of experimental bench for physics teaching |
-
2018
- 2018-06-15 CN CN201810616529.4A patent/CN108855281B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2260504Y (en) * | 1996-08-13 | 1997-08-27 | 杨瑞锋 | Turning folding and lifting mechanism of multi-purpose table |
| CN203540591U (en) * | 2013-10-30 | 2014-04-16 | 湖南科技大学 | Multipurpose experiment table based on electromechanical control technology |
| CN104856368A (en) * | 2015-06-12 | 2015-08-26 | 吴江市松陵镇铭益自动化机械设备厂 | Shoe upper leveling machine |
| CN206577801U (en) * | 2017-03-15 | 2017-10-24 | 高戈 | A kind of experimental bench for physics teaching |
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| CN108855281A (en) | 2018-11-23 |
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