CN113129716A - Reaction generating device for environment-friendly chemical teaching experiments - Google Patents
Reaction generating device for environment-friendly chemical teaching experiments Download PDFInfo
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- CN113129716A CN113129716A CN202110415423.XA CN202110415423A CN113129716A CN 113129716 A CN113129716 A CN 113129716A CN 202110415423 A CN202110415423 A CN 202110415423A CN 113129716 A CN113129716 A CN 113129716A
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- 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
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/24—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for chemistry
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Abstract
The invention discloses an environment-friendly reaction generating device for chemical teaching experiments, which comprises a reaction generating box, wherein a servo motor is fixedly arranged on the left side of the inner bottom wall of the reaction generating box, the output end of the servo motor is fixedly connected with a worm, the top end of the worm is rotatably connected with the inner top wall of the reaction generating box, the inner wall of the reaction generating box is fixedly connected with a separation plate, and the separation plate divides the inner cavity of the reaction generating box into a driving cavity and a reaction cavity. This environment-friendly chemistry is reaction generating device for teaching experiments, start the hydraulic pump during clean, the hydraulic pump passes through the water injection reaction intracavity in the circulating pipe will clean the water tank, start servo motor, the positive and negative rotation of servo motor output drives the scroll bar rotation, make the turbine drive the universal driving shaft and rotate, thereby make the cleaning brush on it take place horizontal migration about, the clean experiment test tube of cleaning brush, make the experiment test tube at the location internal rotation, thereby can clean the surface of experiment test tube, it is better to make its clean effect.
Description
Technical Field
The invention relates to the technical field of chemical teaching experiments, in particular to an environment-friendly reaction generating device for chemical teaching experiments.
Background
Chemical laboratories are an important place for providing chemical experimental conditions and scientific exploration thereof, and have a large number of instruments therein: laboratory glassware such as iron stand platform, asbestos gauge, alcohol burner, beaker, test tube, gas collecting bottle, rubber stopper, reagent bottle and mortar can be furnished with the chemical cabinet usually, has commonly used chemical inside the medicine cabinet, for example: copper sulfate pentahydrate, sodium hydroxide solution, limestone, hydrochloric acid and the like are used by people, and substances and changed mysteries thereof are used, so that laboratory rules must be carefully read before entering a chemical laboratory, and the operation is strictly performed according to the rules, because a lot of chemicals are extremely harmful to human bodies and have great pollution to the environment, after a chemical experiment, waste residues and waste liquid are poured into a waste cylinder, useful substances are poured into a specified container, and used glass instruments need to be washed and cleaned: the water attached to the glassware did not coalesce into drops or flowed down as a stream.
The glassware washing equipment used in the existing inorganic chemical reaction laboratory has low automation degree, mostly uses a test tube brush to wash test tubes manually, and chemical substances harmful to human bodies are easy to cause harm to people and easily generate experimental accidents. Therefore, an environment-friendly reaction generating device for chemical teaching experiments is needed to be designed so as to solve the problems provided in the above.
Disclosure of Invention
The invention aims to provide an environment-friendly reaction generating device for chemical teaching experiments to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an environment-friendly reaction generating device for chemistry teaching experiments, includes the reaction and takes place the case, the left side fixed mounting of the interior diapire of reaction and taking place the case has servo motor, and servo motor's output end fixedly connected with worm, and the top of worm rotates to be connected in the interior roof of reaction and taking place the case, the inner wall fixedly connected with partition ization board of reaction and taking place the case, and partition the inner chamber that the board will react and take place the case and separate for drive chamber and reaction chamber, servo motor is located the drive chamber, the left inner wall of reaction and taking place the case rotates and is connected with the universal driving shaft, and the other end of universal driving shaft runs through partition ization board and rotate and connect in the right inner wall of reaction and taking place the case, the part that the universal driving shaft is located the reaction chamber is equipped with screw thread b, and the cleaning brush is installed to the screw thread on the universal driving, the right side fixedly connected with crossbeam pole of separating the board, and the other end fixed connection of crossbeam pole takes place the right inner wall of case in the reaction, fixedly connected with positioning mechanism on the crossbeam pole, and be equipped with the experiment test tube in the positioning mechanism, the back of cleaning brush can with the surface contact who tests the test tube, and cleaning brush sliding connection is on the crossbeam pole.
Preferably, positioning mechanism includes holding ring, outer lane, relief spring and inner circle, holding ring fixed connection is on the crossbeam pole, the inner wall fixedly connected with relief spring of outer lane, and relief spring's the other end and inner circle fixed connection, the inner circle will experiment the test tube centre gripping, the outer lane rotates to be connected in the holding ring.
Preferably, the inner wall of the positioning ring is provided with a ball groove, a ball is rotationally connected in the ball groove, the outer wall of the outer ring is in rolling contact with the surface of the ball, and the outer ring is limited in the positioning ring.
Preferably, the upper end part of scroll bar is equipped with screw thread a, and the last screw thread of scroll bar installs the power rod, the right-hand member of power rod runs through separate the board and take place the right inner wall sliding connection of case with the reaction, the left inner wall fixedly connected with slide rail of case takes place in the reaction, and the right side of slide rail has seted up the rail groove, the left end fixedly connected with of power rod restricts the piece, and restricts piece sliding connection in the rail inslot, the power rod is located the partial fixedly connected with butt joint of reaction intracavity, and the clean post brush of the bottom fixedly connected with of butt joint, clean post brush is located the experiment test tube directly over.
Preferably, the brush on the surface of the cleaning column brush is soft, and the diameter of the cleaning column brush is larger than that of the experiment test tube.
Preferably, the hydraulic pump is installed on the right side of the reaction generating box, and the hydraulic pump is connected with two circulating pipes, one circulating pipe is communicated with the reaction generating box, the other circulating pipe is communicated with a clean water tank, and the clean water tank is installed on the reaction generating box.
Preferably, the number of the cleaning column brushes, the number of the positioning mechanisms and the number of the experimental test tubes are three, the number of the ball grooves and the number of the balls in each positioning ring are twenty-five, and the twenty-five balls are distributed in an annular array.
Preferably, the inner ring and the experiment test tube can be clamped in an interference fit connection mode.
Compared with the prior art, the invention has the beneficial effects that:
(1) this environment-friendly chemistry is reaction generating device for teaching experiments, start the hydraulic pump during clean, the hydraulic pump passes through the water injection reaction intracavity in the circulating pipe will clean the water tank, start servo motor, the positive and negative rotation of servo motor output drives the scroll bar rotation, make the turbine drive the universal driving shaft and rotate, thereby make the cleaning brush on it take place horizontal migration about, the clean experiment test tube of cleaning brush, make the experiment test tube at the location internal rotation, thereby can clean the surface of experiment test tube, it is better to make its clean effect.
(2) This environment-friendly chemistry is reaction generating device for teaching experiments, when the experiment test tube was brushed in the removal of cleaning brush, the inner circle of centre gripping experiment test tube received pressure relief spring's elastic action for contact between cleaning brush and the experiment test tube is elastic contact, avoids the brush scratch experiment test tube, makes things convenient for the location experiment test tube moreover, and its experiment test tube takes the outer lane to rotate along the ball at the atress rotation in-process, makes it rotate the effect better, avoids taking place the card shell.
(3) This reaction generating device is used in environment-friendly chemistry teaching experiment, at the scroll rotation in-process, power rod on it can reciprocate along the screw thread portion on the scroll, the power rod drives clean column brush when moving down and removes, make clean column brush remove to the experiment in vitro, thereby make clean column brush carry out cleaning to the inside of experiment test tube, and clean column brush top reciprocating motion, make the clean quality in the experiment test tube higher, experiment test tube surface and inner wall clean in step, in order to reach the clean purpose of efficient.
Drawings
FIG. 1 is a cross-sectional view of the structure of a structural reaction generating chamber according to the present invention;
FIG. 2 is a top view of the connecting structure of the positioning mechanism and the test tube;
FIG. 3 is a sectional top view of the structure of the structural alignment mechanism of the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 3 in accordance with the present invention;
FIG. 5 is a side view of the connection structure of the worm and the worm wheel of the present invention.
In the figure: 1. a reaction generation box; 2. a servo motor; 3. a scroll bar; 31. a thread a; 4. a linkage shaft; 5. a turbine; 51. a thread b; 6. a cleaning brush; 7. a beam rod; 8. a positioning mechanism; 81. an outer ring; 82. a relief spring; 83. an inner ring; 84. a ball bearing; 9. an experimental test tube; 10. a power rod; 11. a compartmentalization board; 12. a butt joint; 13. cleaning the column brush; 14. a slide rail; 15. a rail groove; 16. a limiting block; 17. a hydraulic pump; 18. a circulation pipe; 19. and cleaning the water tank.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.
Referring to fig. 1-5, the present invention provides a technical solution: a reaction generating device for an environment-friendly chemical teaching experiment comprises a reaction generating box 1, wherein a servo motor 2 is fixedly arranged on the left side of the inner bottom wall of the reaction generating box 1, the output end of the servo motor 2 is fixedly connected with a scroll rod 3, the top end of the scroll rod 3 is rotatably connected with the inner top wall of the reaction generating box 1, the inner wall of the reaction generating box 1 is fixedly connected with a separation plate 11, the separation plate 11 separates the inner cavity of the reaction generating box 1 into a driving cavity and a reaction cavity, the servo motor 2 is positioned in the driving cavity, the left inner wall of the reaction generating box 1 is rotatably connected with a linkage shaft 4, the other end of the linkage shaft 4 penetrates through the separation plate 11 and is rotatably connected with the right inner wall of the reaction generating box 1, a part of the linkage shaft 4, which is positioned in the reaction cavity, is provided with a thread b51, a cleaning brush 6 is arranged on the linkage shaft 4 in a, and turbine 5 is connected with the interlock of scroll bar 3, separates the right side fixedly connected with crossbeam pole 7 of changing board 11, and the other end fixed connection of crossbeam pole 7 takes place the right inner wall of case 1 in the reaction, fixedly connected with positioning mechanism 8 on the crossbeam pole 7, and be equipped with experiment test tube 9 in the positioning mechanism 8, the back of cleaning brush 6 can with experiment test tube 9's surface contact, and 6 sliding connection of cleaning brush are on crossbeam pole 7.
The inner wall of the positioning ring is provided with a ball groove, a ball 84 is rotationally connected in the ball groove, the outer wall of the outer ring 81 is in rolling contact with the surface of the ball 84, and the outer ring 81 is limited in the positioning ring.
The upper end part of scroll bar 3 is equipped with screw thread a31, and the last screw thread of scroll bar 3 installs power rod 10, power rod 10's right-hand member run through separate change board 11 and with the right inner wall sliding connection of reaction emergence case 1, the left inner wall fixedly connected with slide rail 14 of reaction emergence case 1, and slide rail 14's right side has seted up rail groove 15, power rod 10's left end fixedly connected with restricts piece 16, and restrict 16 sliding connection of piece in rail groove 15, power rod 10 is located the partial fixedly connected with butt joint 12 of reaction intracavity, and the bottom fixedly connected with cleaning column brush 13 of butt joint 12, cleaning column brush 13 is located experiment test tube 9 directly over.
The brush on the surface of the cleaning column brush 13 is soft, and the diameter of the cleaning column brush 13 is larger than that of the test tube 9.
The hydraulic pump 17 is installed on the right side of the reaction generating box 1, and two circulating pipes 18 are connected to the hydraulic pump 17, one circulating pipe 18 is communicated with the reaction generating box 1, the other circulating pipe 18 is communicated with a clean water tank 19, and the clean water tank 19 is installed on the reaction generating box 1.
The number of the cleaning column brushes 13, the number of the positioning mechanisms 8 and the number of the test tubes 9 are three, the number of the ball grooves and the number of the balls 84 in each positioning ring are twenty-five, and the twenty-five balls 84 are distributed in an annular array.
The inner ring 83 and the test tube 9 can be clamped in an interference fit connection mode.
The working principle is as follows: when cleaning, a hydraulic pump 17 is started, the hydraulic pump 17 injects water in a cleaning water tank 19 into the reaction cavity through a circulating pipe 18, a servo motor 2 is started, the worm 3 is driven to rotate by positive and negative rotation of the output end of the servo motor 2, so that a linkage shaft 4 is driven to rotate by a turbine 5, a cleaning brush 6 on the cleaning brush is transversely moved left and right, the cleaning brush 6 cleans an experiment test tube 9, the experiment test tube 9 rotates in a positioning ring, the surface of the experiment test tube 9 can be cleaned, and the cleaning effect is better;
when the cleaning brush 6 moves to brush the experiment test tube 9, the inner ring 83 clamping the experiment test tube 9 is under the elastic force action of the pressure reducing spring 82, so that the contact between the cleaning brush 3 and the experiment test tube 9 is elastic, the experiment test tube 9 is prevented from being scratched by the brush, the experiment test tube 9 is convenient to position, the experiment test tube 9 drives the outer ring 81 to rotate along the ball 84 in the stressed rotation process, the rotation effect is better, and the shell clamping is avoided;
at 3 rotation in-processes of scroll bar, power rod 10 on it can reciprocate along the screw thread portion on scroll bar 3, power rod 10 drives clean column brush 13 when moving down and removes, make clean column brush 13 remove to experiment test tube 9 in, thereby make clean column brush 13 carry out cleaning to the inside of experiment test tube 9, and clean column brush 13 top reciprocating motion, make the clean quality in the experiment test tube 9 higher, experiment test tube 9 surface and inner wall clean in step, in order to reach the clean purpose of efficient.
Those not described in detail in this specification are within the skill of the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides an environment-friendly chemistry reaction generating device for teaching experiments, includes reaction generation case (1), its characterized in that: the left side fixed mounting of diapire has servo motor (2) in reaction generating box (1), and the output fixedly connected with worm (3) of servo motor (2), and the top of worm (3) rotates and connects in the interior roof of reaction generating box (1), the inner wall fixedly connected with of reaction generating box (1) separates change board (11), and separates change board (11) and separate the inner chamber of reaction generating box (1) for drive chamber and reaction chamber, servo motor (2) are located the drive chamber, the left inner wall of reaction generating box (1) rotates and is connected with universal driving shaft (4), and the other end of universal driving shaft (4) runs through and separates change board (11) and rotate and connect in the right inner wall of reaction generating box (1), the part that universal driving shaft (4) are located the reaction chamber is equipped with screw thread b (51), and cleaning brush (6) are installed to the screw thread on universal driving shaft (4), the utility model discloses a test tube, including universal driving shaft, universal.
2. The reaction generator for environment-friendly chemical teaching experiments as claimed in claim 1, wherein: positioning mechanism (8) are including holding ring, outer lane (81), relief spring (82) and inner circle (83), holding ring fixed connection is on crossbeam pole (7), the inner wall fixedly connected with relief spring (82) of outer lane (81), and the other end and inner circle (83) fixed connection of relief spring (82), test tube (9) centre gripping will be tested in inner circle (83), outer lane (81) rotate to be connected in the holding ring.
3. The reaction generator for environment-friendly chemical teaching experiments as claimed in claim 2, wherein: the inner wall of the positioning ring is provided with a ball groove, a ball (84) is rotationally connected in the ball groove, the outer wall of the outer ring (81) is in rolling contact with the surface of the ball (84), and the outer ring (81) is limited in the positioning ring.
4. The reaction generator for environment-friendly chemical teaching experiments as claimed in claim 1, wherein: the utility model discloses a test tube, including scroll bar (3), the upper end part of scroll bar (3) is equipped with screw thread a (31), and scroll bar (3) are gone up the screw thread and are installed power rod (10), the right-hand member of power rod (10) runs through partition board (11) and take place the right inner wall sliding connection of case (1) with the reaction, the left inner wall fixedly connected with slide rail (14) of case (1) take place in the reaction, and the right side of slide rail (14) has seted up rail groove (15), the left end fixedly connected with of power rod (10) restricts piece (16), and restricts piece (16) sliding connection in rail groove (15), power rod (10) are located the partial fixedly connected with butt joint (12) of reaction intracavity, and the clean column brush (13) of bottom fixedly connected with of butt joint (12), clean column brush (13) are located experiment test tube (9) directly over.
5. The environment-friendly reaction generating device for chemical teaching experiments as claimed in claim 4, wherein: the brush on the surface of the cleaning column brush (13) is soft, and the diameter of the cleaning column brush (13) is larger than that of the experiment test tube (9).
6. The reaction generator for environment-friendly chemical teaching experiments as claimed in claim 1, wherein: the hydraulic pump (17) is installed on the right side of the reaction generation box (1), two circulating pipes (18) are connected to the hydraulic pump (17), one circulating pipe (18) is communicated with the reaction generation box (1), the other circulating pipe (18) is communicated with a cleaning water tank (19), and the cleaning water tank (19) is installed on the reaction generation box (1).
7. The environment-friendly reaction generating device for chemical teaching experiments as claimed in claim 4, wherein: the number of the cleaning column brushes (13), the number of the positioning mechanisms (8) and the number of the experiment test tubes (9) are three, the number of the ball grooves and the number of the balls (84) in each positioning ring are twenty-five, and the twenty-five balls (84) are distributed in an annular array.
8. The reaction generator for environment-friendly chemical teaching experiments as claimed in claim 2, wherein: the inner ring (83) and the experiment test tube (9) can be clamped in an interference fit connection mode.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110415423.XA CN113129716A (en) | 2021-04-18 | 2021-04-18 | Reaction generating device for environment-friendly chemical teaching experiments |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110415423.XA CN113129716A (en) | 2021-04-18 | 2021-04-18 | Reaction generating device for environment-friendly chemical teaching experiments |
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2021
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