CN214705149U - Model for demonstrating circulation of substance in body - Google Patents
Model for demonstrating circulation of substance in body Download PDFInfo
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- CN214705149U CN214705149U CN202120601899.8U CN202120601899U CN214705149U CN 214705149 U CN214705149 U CN 214705149U CN 202120601899 U CN202120601899 U CN 202120601899U CN 214705149 U CN214705149 U CN 214705149U
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Abstract
The utility model discloses a demonstration model for circulation of substances in vivo, which comprises a lung model, a heart model, a whole body capillary vessel model, a plurality of magnetic connectors a, a plurality of magnetic connectors b matched with the magnetic connectors a, a plurality of meteor lights and a storage battery; the lung model is connected with a first pipeline a and a first pipeline b which are in contact with the outside of the lung; the heart model is provided with a second line pipe a corresponding to the right atrium, a second line pipe b corresponding to the right ventricle, a second line pipe c corresponding to the left ventricle and a second line pipe d corresponding to the right atrium; the outer side of the whole body capillary model is connected with a third wire tube a and a third wire tube b; the two ends of the meteor lamp are connected with a magnetic connector a, and the wire tube is connected with a magnetic connector b. Utilize meteor lamp to simulate the blood vessel, can utilize meteor lamp light flow direction to simulate the blood flow direction like this, let students know the blood flow direction more directly perceivedly, indirectly the time student knows the exchange condition of human or animal gas and other nutrients more clearly.
Description
Technical Field
The utility model belongs to experiment teaching field, concretely relates to internal material circulation demonstration model.
Background
The human and animal bodies or both bodies and bodies are in substance exchange and circulation at all times, so that life is continued. Blood circulation is the key and difficult point of the ninth chapter, the fourth chapter, the Zhejiang education and the publishing, books are described by characters and rich picture information, and many teachers also make various models for demonstration teaching, but the models are simple and not vivid enough, have not strong appeal to students, are not interesting enough to use, can not well give the students a deep impression, and can not deeply understand the blood circulation.
Disclosure of Invention
The utility model discloses the technical problem that will solve is: the demonstration model for the circulation of the substances in the body is provided, so that students can be attracted, the demonstration model is more interesting to use, the class is rich and colorful, the students can desire to know the blood circulation, and the understanding of the blood circulation is enhanced.
In order to realize the purpose of the utility model, the following technical scheme is adopted to realize: the demonstration model for circulation of substances in the body comprises a lung model, a heart model, a whole body capillary vessel model outside the lung, a plurality of magnetic connectors a, a plurality of magnetic connectors b matched with the magnetic connectors a, a plurality of meteor lamps and a storage battery for supplying power to the meteor lamps; the lung model, the heart model and the whole body capillary vessel model are sequentially arranged from top to bottom; the lung model is connected with a first pipeline a and a first pipeline b which are in contact with the outside of the lung; the heart model is provided with a second line pipe a corresponding to the right atrium, a second line pipe b corresponding to the right ventricle, a second line pipe c corresponding to the left ventricle and a second line pipe d corresponding to the right atrium; the outer side of the whole body capillary vessel model is connected with a third pipe a and a third pipe b; the two ends of each meteor lamp are connected with a magnetic connector a, and each wire tube is connected with a magnetic connector b; the line pipe is connected with the meteor lamp through magnetic connectors a and b;
the meteor lamp comprises a first meteor lamp connected with a second wire tube a and a third wire tube a, and the light flowing direction of the first meteor lamp is from the third wire tube a to the second wire tube a;
the meteor lamp comprises a second meteor lamp connected with a second wire tube b and a first wire tube a, and the light flowing direction of the second meteor lamp is from the second wire tube b to the first wire tube a;
the meteor lamp comprises a third meteor lamp connected with a second wire tube c and a third wire tube b, and the light flowing direction of the third meteor lamp is from the second wire tube c to the third wire tube b;
the meteor lamp comprises a fourth meteor lamp connected with a second wire tube d and a first wire tube b, and the light flowing direction of the fourth meteor lamp is from the first wire tube b to the second wire tube d.
Further optimally: the magnetic suction connector a comprises an outer tube, and a first conductive column, a first conductive ring a, a first conductive ring b, a first conductive ring c and a first magnet ring which are sequentially arranged from inside to inside at a tube opening at the end of the outer tube far away from the meteor light; insulating interlayers are arranged between the first conductive post, the first conductive ring a, the first conductive ring b, the first conductive ring c and the first magnet ring which are adjacent;
the magnetic suction joint b comprises an outer pipe and a second conductive column, a second conductive ring a, a second conductive ring b, a second conductive ring c and a second magnet ring which are sequentially arranged from inside to inside at the pipe orifice at the end of the outer pipe far away from the wire pipe; an insulating interlayer is arranged between the second conductive column, the second conductive ring a, the second conductive ring b, the second conductive ring c and the second magnet ring;
the first conductive column, the first conductive ring a, the first conductive ring b, the first conductive ring c, the first magnet ring, the second conductive column, the second conductive ring a, the second conductive ring b, the second conductive ring c and the second magnet are sequentially corresponding to each other, and the first magnet ring and the second magnet ring are mutually attracted;
the inner end of a first conductive column of one of the two magnetic suction connectors a on the first meteor lamp is electrically connected with the anode of the first meteor lamp, and the inner end of the other first conductive column is electrically connected with the cathode of the first meteor lamp; the inner end of a second conductive column of the magnetic suction connector b of the second line pipe a is electrically connected with the negative electrode of the storage battery, and the inner end of a second conductive column of the magnetic suction connector b of the third line pipe a is electrically connected with the positive electrode of the storage battery;
the inner end of a first conducting ring b of one of the two magnetic suction connectors a of the third star lamp is electrically connected with the positive pole of the third star lamp, and the inner end of a first conducting ring b of the other magnetic suction connector a is electrically connected with the negative pole of the third star lamp; the inner end of a second conducting ring b of the magnetic suction connector b of the second line pipe c is electrically connected with the positive electrode of the storage battery, and the inner end of a second conducting ring b of the magnetic suction connector b of the third line pipe b is electrically connected with the negative electrode of the storage battery;
the inner end of a first conducting ring a of one of the two magnetic suction connectors a of the second planet lamp is electrically connected with the positive pole of the second planet lamp, and the inner end of a first conducting ring a of the other one of the two magnetic suction connectors a is electrically connected with the negative pole of the second planet lamp; the inner end of a second conducting ring a of the magnetic suction connector b of the second line pipe b is electrically connected with the positive electrode of the storage battery, and the inner end of a second conducting ring a of the magnetic suction connector b of the first line pipe a is electrically connected with the negative electrode of the storage battery;
the inner end of a first conducting ring c of one of the two magnetic suction connectors a of the fourth meteor light is electrically connected with the positive pole of the fourth meteor light, and the inner end of the first conducting ring c of the other one of the two magnetic suction connectors a is electrically connected with the negative pole of the fourth meteor light; the inner end of a second conducting ring c of the magnetic suction connector b of the second line pipe d is electrically connected with the negative electrode of the storage battery, and the inner end of the second conducting ring c of the magnetic suction connector b of the first line pipe b is electrically connected with the positive electrode of the storage battery;
the outer sides of the magnetic connectors a of the first meteor lamp and the fourth meteor are respectively blue, and the outer sides of the magnetic connectors a of the second meteor lamp and the third meteor are respectively red.
Further optimally: the outer side of the magnetic suction connector a of the first meteor light is marked with a static two character, the outer side of the magnetic suction connector a of the second meteor light is marked with a dynamic two character, the outer side of the magnetic suction connector a of the third meteor light is marked with a dynamic two character, and the outer side of the magnetic suction connector a of the fourth meteor light is marked with a static two character.
Further optimally: arrows are marked on the outer sides of the magnetic connectors a of the first, second, third and fourth meteor lamps, and the directions of the arrows are the same as the light flowing direction of the meteor lamp.
Further optimally: the nose model is positioned above the lung model, and the tissue cell model is positioned below the whole body capillary vessel model; the middle part of the lung model is provided with two grooves, one groove is internally connected with a first pipeline c, and the other groove is internally connected with a first pipeline d; the middle part of the nose model is provided with two grooves, one groove is internally connected with a fourth pipeline a, and the other groove is internally connected with a fourth pipeline b;
two grooves are formed in the middle of the capillary tube model at each position of the whole body, a third wire tube c is connected in one groove, and a third wire tube d is connected in the other groove; the middle part of the tissue cell model is provided with two grooves, one groove is internally connected with a fifth pipeline a, and the other groove is internally connected with a fifth pipeline b;
the two ends of each meteor lamp are connected with a magnetic connector a, and each wire tube is connected with a magnetic connector b;
the meteor lamp comprises a fifth meteor lamp connected with a fourth wire tube a and a first wire tube c, and the light flowing direction of the fifth meteor lamp is from the fourth wire tube a to the first wire tube c;
the meteor lamp comprises a sixth meteor lamp connected with a fourth wire tube b and a first wire tube d, and the light flowing direction of the sixth meteor lamp is from the first wire tube d to the fourth wire tube b;
the meteor lamp comprises a seventh meteor lamp connected with a third wire tube c and a fifth wire tube a, and the light flowing direction of the third meteor lamp is from the third wire tube c to the fifth wire tube a;
the meteor lamp comprises an eighth meteor lamp connected with a third wire tube d and a fifth wire tube b, and the light flowing direction of the eighth meteor lamp is from the fifth wire tube b to the third wire tube d.
Further optimally: the magnetic suction connector a comprises an outer tube, and a first conductive column, a first conductive ring a, a first conductive ring b, a first conductive ring c and a first magnet ring which are sequentially arranged from inside to inside at a tube opening at the end of the outer tube far away from the meteor light; insulating interlayers are arranged between the first conductive post, the first conductive ring a, the first conductive ring b, the first conductive ring c and the first magnet ring which are adjacent;
the magnetic suction joint b comprises an outer pipe and a second conductive column, a second conductive ring a, a second conductive ring b, a second conductive ring c and a second magnet ring which are sequentially arranged from inside to inside at the pipe orifice at the end of the outer pipe far away from the wire pipe; an insulating interlayer is arranged between the second conductive column, the second conductive ring a, the second conductive ring b, the second conductive ring c and the second magnet ring;
the first conductive column, the first conductive ring a, the first conductive ring b, the first conductive ring c, the first magnet ring, the second conductive column, the second conductive ring a, the second conductive ring b, the second conductive ring c and the second magnet are sequentially corresponding to each other, and the first magnet ring and the second magnet ring are mutually attracted;
the inner end of a first conductive column of one of the two magnetic suction connectors a on the fifth meteor lamp is electrically connected with the anode of the fifth meteor lamp, and the inner end of the other first conductive column is electrically connected with the cathode of the fifth meteor lamp; the inner end of a second conductive column of the magnetic suction joint b of the fourth line pipe a is electrically connected with the positive electrode of the storage battery, and the inner end of a second conductive column of the magnetic suction joint b of the first line pipe c is electrically connected with the negative electrode of the storage battery;
the inner end of a first conducting ring a of one of the two magnetic suction connectors a of the sixth meteor light is electrically connected with the anode of the sixth meteor light, and the inner end of a first conducting ring a of the other one of the two magnetic suction connectors a is electrically connected with the cathode of the sixth meteor light; the inner end of a second conducting ring a of the magnetic suction connector b of the fourth line pipe b is electrically connected with the negative electrode of the storage battery, and the inner end of a second conducting ring a of the magnetic suction connector b of the first line pipe d is electrically connected with the positive electrode of the storage battery;
the inner end of a first conducting ring b of one of the two magnetic suction connectors a of the seventh meteor light is electrically connected with the anode of the seventh meteor light, and the inner end of a first conducting ring b of the other one of the two magnetic suction connectors a is electrically connected with the cathode of the seventh meteor light; the inner end of a second conducting ring b of the magnetic suction connector b of the third line pipe c is electrically connected with the positive electrode of the storage battery, and the inner end of a second conducting ring b of the magnetic suction connector b of the fifth line pipe a is electrically connected with the negative electrode of the storage battery;
the inner end of a first conducting ring c of one of the two magnetic suction connectors a of the eighth meteor light is electrically connected with the anode of the eighth meteor light, and the inner end of a first conducting ring c of the other one of the two magnetic suction connectors a is electrically connected with the cathode of the eighth meteor light; the inner end of a second conducting ring c of the magnetic suction connector b of the third line pipe d is electrically connected with the negative electrode of the storage battery, and the inner end of a second conducting ring c of the magnetic suction connector b of the fifth line pipe b is electrically connected with the positive electrode of the storage battery;
the outer sides of the magnetic suction joints a on the fifth meteor lamp and the seventh meteor lamp are marked with O2The outer sides of the magnetic connectors a on the sixth meteor lamp and the eighth meteor lamp are marked with CO2。
Further optimally: arrows are marked on the outer sides of the magnetic connectors a of the fifth, sixth, seventh and eighth meteor lamps, and the directions of the arrows are the same as the light flowing direction of the meteor lamp.
Further optimally: the device is characterized by further comprising a bottom plate, wherein the lung model, the heart model, the whole body capillary vessel model, all the line tubes and all the meteor lamps are arranged on the front surface of the bottom plate, and the lung model, the heart model, the whole body capillary vessel model and the bottom plate are made of a Freund plate.
Further optimally: the lamp also comprises a first control button for controlling the on and off of the second meteor lamp and the fourth meteor lamp simultaneously, and a second control button for controlling the on and off of the first meteor lamp and the third meteor lamp simultaneously.
Further optimally: and a third control button for simultaneously controlling the turning on and off of the fifth, sixth, seventh and eighth meteor lamps is also arranged.
Compared with the prior art, the utility model discloses a main beneficial effect is: the blood vessel is simulated by using the meteor lamp, so that the flow direction of blood can be simulated by using the light flow direction of the meteor lamp, dynamic simulation is formed, students can know the flow direction of blood more intuitively, and indirectly, the students can know the exchange condition of gas and other nutrient substances of human or animals more clearly.
Drawings
FIG. 1 is a front schematic view of the present invention;
FIG. 2 is a schematic view of the back of the present invention;
fig. 3 is a front view of the meteor lamp of the present invention;
FIG. 4 is a cross-sectional view of the magnetic suction connector a of the present invention;
FIG. 5 is a longitudinal sectional view of the magnetic connector a of the present invention;
fig. 6 is a cross-sectional view of the magnetic suction connector b of the present invention;
FIG. 7 is a longitudinal sectional view of the magnetic connector b of the present invention;
fig. 8 is a schematic view of the magnetic suction joint a of the present invention marked with characters.
Reference numerals: 1. a lung model; 11. a first line pipe a; 12. a first line b; 13. a first line c; 14. a first line d; 2. a heart model; 21. a second bobbin a; 22. a second bobbin b; 23. a second conduit c; 24. a second bobbin d; 3. a whole body capillary model; 31. a third bobbin a; 32. a third bobbin b; 33. a third bobbin c; 34. a third bobbin d; 4. a nose model; 41. a fourth conduit a; 42. a fourth conduit b; 5. a tissue cell model; 51. a fifth bobbin a; 52. a fifth bobbin b; 6. A base plate; 61. a button; 62. a storage battery; 7. a meteor light; 8. a magnetic suction connector a; 81. a first conductive post; 82. a first conductive ring a; 83. a first conductive ring b; 84. a first conductive ring c; 85. a first magnet ring; 9. a magnetic suction joint b; 91. a second conductive post; 92. a second conductive ring a; 93. a second conductive ring b; 94. a second conductive ring c; 95. a second magnetic ring.
Detailed Description
The following describes in detail an embodiment of the present invention with reference to fig. 1 to 8.
This example is a demonstration model of the circulation of substances in vivo, as shown in fig. 1-3: the device comprises a bottom plate 6, a lung model 1, a heart model 2, a whole body capillary vessel model 3 outside the lung, a plurality of magnetic connectors a8, a plurality of magnetic connectors b matched with the magnetic connectors a8, a plurality of meteor lamps 7 and a storage battery 62 for supplying power to the meteor lamps 7. The lung model 1, the heart model 2, the whole body capillary vessel model 3 and the bottom plate 6 are made of a PVC plate, so that the model is convenient to print. The lung model 1, the heart model 2, the whole body capillary vessel model 3, all the line tubes and all the meteor lamps 7 are positioned on the front surface of the bottom plate 6, the lung model 1, the heart model 2 and the whole body capillary vessel model 3 are adhered to the bottom plate 6, and the storage battery 62 is arranged on the back surface of the bottom plate 6. The lung model 1, the heart model 2 and the whole body capillary vessel model 3 are sequentially arranged from top to bottom. The lung model 1 is connected with a first line a11 and a first line b12 which are in contact with the outside of the lung. The heart model 2 comprises a right atrium, a right ventricle, a left atrium and a left ventricle, and the heart model 2 is fixedly connected with a second conduit a21 corresponding to the right atrium, a second conduit b22 corresponding to the right ventricle, a second conduit c23 corresponding to the left ventricle, and a second conduit d24 corresponding to the right atrium. And a third line pipe a31 and a third line pipe b32 are fixedly connected to the outer side of the whole body capillary vessel model 3. Both ends of each of the above-mentioned all meteor lamps 7 are all fixedly connected with a magnetic suction connector a8, and all line tubes are all fixedly connected with a magnetic suction connector b 9. The conduit and the meteor lamp 7 are connected through a magnetic connector a8 and a magnetic connector b 9. An arrow pointing to the lung model 1 is arranged outside the magnetic attraction joint b9 on the first conduit a11 of the lung model 1 to indicate the entrance. The magnetic attraction joint b9 on the first conduit b12 of the lung model 1 is arranged outside and pointing away from the lung model 1 to indicate outflow. Thus, the blood can be distinguished from the inlet and the outlet.
Specifically, the method comprises the following steps:
the meteor lantern comprises a first meteor lantern connected with a second wire tube a21 and a third wire tube a31, the light flowing direction of the first meteor lantern is from the third wire tube a31 to the second wire tube a21, and the first meteor lantern simulates the upper and lower vena cava.
The meteor lantern comprises a second meteor lantern connected with a second wire tube b22 and a first wire tube a11, the light flowing direction of the second meteor lantern is from the second wire tube b22 to the first wire tube a11, and the second meteor lantern simulates the pulmonary artery.
The meteor lamp comprises a third meteor lamp connected with the second wire tube c23 and a third wire tube b32, and the light flowing direction of the third meteor lamp is from the second wire tube c23 to the third wire tube b32, namely the third meteor lamp simulates the aorta.
The meteor lantern comprises a fourth meteor lantern connected with the second wire tube d24 and the first wire tube b12, and the light flowing direction of the fourth meteor lantern is from the first wire tube b12 to the second wire tube d24, namely the fourth meteor lantern simulates the pulmonary veins.
The outer sides of the magnetic suction joints a8 of the first meteor light and the fourth meteor light are respectively set to be blue, and blue labels can be pasted on the magnetic suction joints a8, namely, the first meteor light and the fourth meteor light represent veins. The magnetic suction connector a8 of the second meteor light and the third meteor light is respectively provided with red exterior, and red labels can be pasted on the red exterior, namely, the second meteor light and the third meteor light are shown as arteries. This facilitates differentiation of arteries and veins by the user.
Further: the magnetic suction connector a8 of the first meteor light is marked with a static two character on the outer side label, the magnetic suction connector a8 of the second meteor light is marked with a dynamic two character on the outer side label, the magnetic suction connector a8 of the third meteor light is marked with a dynamic two character on the outer side label, and the magnetic suction connector a8 of the fourth meteor light is marked with a static two character on the outer side label. Can all come out four blood vessel-simulating meteor lights respectively like this, the person of being convenient for connects, mark the arrow head on having because of the magnetic suction of first, second, third and fourth meteor lights connects a 8's the outside label, the arrow head direction is the same with the light flow direction of place meteor light, so make user's high-speed joint meteor light, meteor light direction also can not be wrong (under the prerequisite of knowing pulmonary circulation and systemic circulation very much).
Further, as shown in fig. 4-7:
the magnetic connector a8 includes an outer tube, and a first conductive pillar 81, a first conductive ring a82, a first conductive ring b83, a first conductive ring c84, and a first magnet ring 85 disposed in the outer tube from inside to inside. An insulating spacer is disposed between the first conductive pillar 81, the first conductive ring a82, the first conductive ring b83, the first conductive ring c84, and the first magnet ring 85.
The magnetic connector b9 includes an outer tube, and a second conductive pillar 91, a second conductive ring a92, a second conductive ring b93, a second conductive ring c94, and a second magnet ring 95 sequentially disposed from the inside to the inside at the end of the outer tube away from the line tube. An insulating spacer is disposed between the second conductive pillar 91, the second conductive ring a, the second conductive ring b93, the second conductive ring c94, and the second magnet ring 95.
The first conductive pillar 81, the first conductive ring a82, the first conductive ring b83, the first conductive ring c84, the first magnet ring 85, the second conductive pillar 91, the second conductive ring a, the second conductive ring b93, the second conductive ring c94 and the second magnet are sequentially corresponding to each other, and the first magnet ring 85 and the second magnet ring 95 are attracted to each other.
The inner end of the first conductive pillar 81 of one of the two magnetic attraction joints a8 on the first star lamp is electrically connected with the positive pole of the first star lamp, and the inner end of the other first conductive pillar 81 is electrically connected with the negative pole of the first star lamp. The inner end of the second conductive column 91 of the magnetic suction connector b9 of the second conduit a21 is electrically connected with the negative pole of the storage battery 62, and the inner end of the second conductive column 91 of the magnetic suction connector b9 of the third conduit a31 is electrically connected with the positive pole of the storage battery 62.
The inner end of a first conductive ring b83 of one of the two magnetic connectors a8 of the third star lamp is electrically connected with the positive pole of the third star lamp, and the inner end of a first conductive ring b83 of the other one is electrically connected with the negative pole of the third star lamp. The inner end of the second conductive ring b93 of the magnetic connector b9 of the second conduit c23 is electrically connected with the positive pole of the storage battery 62, and the inner end of the second conductive ring b93 of the magnetic connector b9 of the third conduit b32 is electrically connected with the negative pole of the storage battery 62.
The two magnetic attraction connectors a8 of the second star lamp have the inner end of the first conductive ring a82 of one electrically connected with the positive pole of the second star lamp, and the inner end of the first conductive ring a82 of the other electrically connected with the negative pole of the second star lamp. The inner end of the second conductive ring a of the magnetic connector b9 of the second conduit b22 is electrically connected with the positive pole of the storage battery 62, and the inner end of the second conductive ring a of the magnetic connector b9 of the first conduit a11 is electrically connected with the negative pole of the storage battery 62.
The inner end of the first conductive ring c84 of one of the two magnetic attraction connectors a8 of the fourth planet lamp is electrically connected with the positive pole of the fourth planet lamp, and the inner end of the first conductive ring c84 of the other one is electrically connected with the negative pole of the fourth planet lamp. The inner end of the second conductive ring c94 of the magnetic attraction joint b9 of the second conduit d24 is electrically connected with the negative pole of the storage battery 62, and the inner end of the second conductive ring c94 of the magnetic attraction joint b9 of the first conduit b12 is electrically connected with the positive pole of the storage battery 62.
Through the wiring condition of the first, second, third and fourth meteor lamps, if the meteor lamps are connected in error, the meteor lamps cannot be turned on, and students are prevented from being connected in disorder and cannot understand the meteor lamps.
The electric wire used for connecting the magnetic connector b9 and the storage battery 62 passes through the wire tube and then penetrates through the bottom plate 6 to be connected with the storage battery 62, so that the electric wire is not disordered.
Further optimally: also included are a nose model 4 above the lung model 1 and a histiocyte model 5 below the systemic capillary model 3. The nose model 4 and the histiocyte model 5 are also made of a Freund plate and are bonded with the bottom plate 6. The middle part of the lung model 1 is provided with two grooves, a first line pipe c13 is fixedly connected in one groove, and the side mark is O2(ii) a A first line pipe d14 is fixedly connected in the other groove, and CO is marked beside the first line pipe d142. The middle part of the nose model 4 is provided with two grooves, and one groove is fixedly connected with the insideWith a fourth conduit a41, marked by O2(ii) a A fourth line pipe b42 is fixedly connected in the other groove, and CO is marked beside the groove2。
Two grooves are formed in the middle of each capillary model of the whole body, a third capillary c33 is fixedly connected in one groove, and a third capillary d34 is fixedly connected in the other groove. The middle part of the tissue cell model 5 is fixedly connected with two grooves, one groove is internally fixedly connected with a fifth line pipe a51, and the side mark is O2(ii) a A fifth line pipe b52 is fixedly connected in the other groove, and CO is marked beside the groove2。
And two ends of each meteor lamp are fixedly connected with a magnetic connector a8, and each conduit is fixedly connected with a magnetic connector b 9.
The meteor lamp comprises a fifth meteor lamp connected with the fourth wire pipe a41 and the first wire pipe c13, and the light flowing direction of the fifth meteor lamp is from the fourth wire pipe a41 to the first wire pipe c 13. Thus, the five-meteor light indicates that oxygen is drawn in from the outside.
The meteor lantern comprises a sixth meteor lantern connected with the fourth wire pipe b42 and the first wire pipe d14, and the light flowing direction of the sixth meteor lantern is from the first wire pipe d14 to the fourth wire pipe b 42. Such a six-meteor light indicates that carbon dioxide is emitted to the outside of the lungs.
The meteor lamp comprises a seventh meteor lamp connected with a third wire tube c33 and a fifth wire tube a51, and the light flowing direction of the third meteor lamp is from the third wire tube c33 to the fifth wire tube a 51. Thus the seventh meteor light indicates that oxygen in the blood has entered the tissue cells.
The meteor lamp comprises an eighth meteor lamp connected with the third wire tube d34 and the fifth wire tube b52, and the light flowing direction of the eighth meteor lamp is from the fifth wire tube b52 to the third wire tube d 34. Thus the eighth meteor light indicates that carbon dioxide from the tissue cells is entering the blood.
Further:
the inner end of the first conductive column 81 of one of the two magnetic suction connectors a8 on the fifth meteor light is electrically connected with the positive pole of the fifth meteor light, and the inner end of the first conductive column 81 of the other one is electrically connected with the negative pole of the fifth meteor light. The inner end of the second conductive column 91 of the magnetic suction connector b9 of the fourth line pipe a41 is electrically connected with the positive pole of the storage battery 62, and the inner end of the second conductive column 91 of the magnetic suction connector b9 of the first line pipe c13 is electrically connected with the negative pole of the storage battery 62.
The inner end of the first conductive ring a82 of one of the two magnetic attraction connectors a8 of the sixth star lamp is electrically connected with the positive pole of the sixth star lamp, and the inner end of the first conductive ring a82 of the other one is electrically connected with the negative pole of the sixth star lamp. The inner end of the second conductive ring a of the magnetic connector b9 of the fourth conduit b42 is electrically connected with the negative pole of the storage battery 62, and the inner end of the second conductive ring a of the magnetic connector b9 of the first conduit d14 is electrically connected with the positive pole of the storage battery 62.
The inner end of the first conductive ring b83 of one of the two magnetic attraction connectors a8 of the seventh planet lamp is electrically connected with the positive pole of the seventh planet lamp, and the inner end of the first conductive ring b83 of the other one is electrically connected with the negative pole of the seventh planet lamp. The inner end of the second conductive ring b93 of the magnetic connector b9 of the third conduit c33 is electrically connected with the positive pole of the storage battery 62, and the inner end of the second conductive ring b93 of the magnetic connector b9 of the fifth conduit a51 is electrically connected with the negative pole of the storage battery 62.
The inner end of the first conductive ring c84 of one of the two magnetic attraction connectors a8 of the eighth star lamp is electrically connected with the positive pole of the eighth star lamp, and the inner end of the first conductive ring c84 of the other one is electrically connected with the negative pole of the eighth star lamp. The inner end of the second conductive ring c94 of the magnetic connector b9 of the third conduit d34 is electrically connected with the negative pole of the storage battery 62, and the inner end of the second conductive ring c94 of the magnetic connector b9 of the fifth conduit b52 is electrically connected with the positive pole of the storage battery 62.
Through the wiring condition of the fifth to the eighth meteor lamps, the meteor lamps cannot be turned on if being wrongly connected, so that students are prevented from being in disorder, and wiring cannot be performed in disorder after understanding knowledge.
Further: white labels are pasted on the outer sides of the magnetic suction joints a8 on the fifth meteor lamp and the seventh meteor lamp, and O is marked2The outer sides of the magnetic suction joints a8 on the sixth meteor lamp and the eighth meteor lamp are pasted with white labels and marked with CO2. This allows the flow star lamp to distinguish between oxygen and carbon dioxide.
Further: the outer labels of the magnetic suction joints a8 of the fifth, sixth, seventh and eighth meteor lamps are marked with arrows, and the directions of the arrows are the same as the light flowing direction of the meteor lamp, so that a user cannot reversely connect the meteor lamp.
Further: three buttons 61, a first control button, a second control button and a third control button, are also mounted on the front surface of the bottom plate 6. The first control button is used for controlling the on and off of the second meteor lamp and the fourth meteor lamp at the same time, namely the first control button is switched on to detect whether the blood pulmonary circulation connection is correct or not. The second control button is used for controlling the first star lamp and the third star lamp to be turned on and off simultaneously, namely the second control button is switched on to detect whether the blood liquid circulation connection is correct or not. The third control button is used for controlling the fifth, the sixth, the seventh and the eighth meteor lamps to be turned on and off simultaneously, namely the third control button is turned on to detect whether the connection of oxygen and carbon dioxide exchange is correct or not. The specific wiring conditions are as follows: the second and fourth meteor lights are connected in parallel and taken as a whole and then connected in series with the first button and battery 62. The first and third star lamps are connected in parallel and are connected in series with the second button 61 and the battery 62 as a whole. The fifth, sixth, seventh and eighth meteor lights are connected in parallel and taken as a whole and then connected in series with the third button and battery 62.
The utility model discloses before the use, need students study blood circulation earlier and gas exchange after, connect according to the knowledge point of studying again, so study and practice, make students grasp knowledge more easily. The specific benefits are as follows:
1. by utilizing the model, the blood circulation model can be established independently while learning, and can be evaluated in time. Can effectively arouse the learning and exploring fun of students.
2. The students can realize the change process and the change reason of the blood in the process of constructing the model, and deeply understand the significance of the pulmonary circulation and the systemic circulation.
3. The model has simple structure, obvious discrimination of arterial blood and venous blood, dynamic and distinct blood flow direction, provides thought foothold for students in later period to think about the difference and relation between blood vessel type and blood type, hemostasis point, medicine flow direction and other comprehensive problems, and is difficult to change into a new form.
4. With the device, the students can study the information without limitation on time and space. The students do not need to study under the guidance of teachers in classrooms, and the students can build knowledge on the templates by reading the text information and perform self-detection of study by using the evaluation function of the templates.
The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and the skilled in the art can carry out the common changes and replacements within the technical solution of the present invention.
Claims (10)
1. The demonstration model for circulation of substances in the body is characterized in that: the system comprises a lung model, a heart model, a whole body capillary vessel model outside the lung, a plurality of magnetic connectors a, a plurality of magnetic connectors b matched with the magnetic connectors a, a plurality of meteor lamps and a storage battery for supplying power to the meteor lamps; the lung model, the heart model and the whole body capillary vessel model are sequentially arranged from top to bottom; the lung model is connected with a first pipeline a and a first pipeline b which are in contact with the outside of the lung; the heart model is provided with a second line pipe a corresponding to the right atrium, a second line pipe b corresponding to the right ventricle, a second line pipe c corresponding to the left ventricle and a second line pipe d corresponding to the right atrium; the outer side of the whole body capillary vessel model is connected with a third pipe a and a third pipe b; the two ends of each meteor lamp are connected with a magnetic connector a, and each wire tube is connected with a magnetic connector b; the line pipe is connected with the meteor lamp through magnetic connectors a and b;
the meteor lamp comprises a first meteor lamp connected with a second wire tube a and a third wire tube a, and the light flowing direction of the first meteor lamp is from the third wire tube a to the second wire tube a;
the meteor lamp comprises a second meteor lamp connected with a second wire tube b and a first wire tube a, and the light flowing direction of the second meteor lamp is from the second wire tube b to the first wire tube a;
the meteor lamp comprises a third meteor lamp connected with a second wire tube c and a third wire tube b, and the light flowing direction of the third meteor lamp is from the second wire tube c to the third wire tube b;
the meteor lamp comprises a fourth meteor lamp connected with a second wire tube d and a first wire tube b, and the light flowing direction of the fourth meteor lamp is from the first wire tube b to the second wire tube d.
2. The demonstration model of in vivo material circulation according to claim 1, wherein: the magnetic suction connector a comprises an outer tube, and a first conductive column, a first conductive ring a, a first conductive ring b, a first conductive ring c and a first magnet ring which are sequentially arranged from inside to inside at a tube opening at the end of the outer tube far away from the meteor light; insulating interlayers are arranged between the first conductive post, the first conductive ring a, the first conductive ring b, the first conductive ring c and the first magnet ring which are adjacent;
the magnetic suction joint b comprises an outer pipe and a second conductive column, a second conductive ring a, a second conductive ring b, a second conductive ring c and a second magnet ring which are sequentially arranged from inside to inside at the pipe orifice at the end of the outer pipe far away from the wire pipe; an insulating interlayer is arranged between the second conductive column, the second conductive ring a, the second conductive ring b, the second conductive ring c and the second magnet ring;
the first conductive column, the first conductive ring a, the first conductive ring b, the first conductive ring c, the first magnet ring, the second conductive column, the second conductive ring a, the second conductive ring b, the second conductive ring c and the second magnet are sequentially corresponding to each other, and the first magnet ring and the second magnet ring are mutually attracted;
the inner end of a first conductive column of one of the two magnetic suction connectors a on the first meteor lamp is electrically connected with the anode of the first meteor lamp, and the inner end of the other first conductive column is electrically connected with the cathode of the first meteor lamp; the inner end of a second conductive column of the magnetic suction connector b of the second line pipe a is electrically connected with the negative electrode of the storage battery, and the inner end of a second conductive column of the magnetic suction connector b of the third line pipe a is electrically connected with the positive electrode of the storage battery;
the inner end of a first conducting ring b of one of the two magnetic suction connectors a of the third star lamp is electrically connected with the positive pole of the third star lamp, and the inner end of a first conducting ring b of the other magnetic suction connector a is electrically connected with the negative pole of the third star lamp; the inner end of a second conducting ring b of the magnetic suction connector b of the second line pipe c is electrically connected with the positive electrode of the storage battery, and the inner end of a second conducting ring b of the magnetic suction connector b of the third line pipe b is electrically connected with the negative electrode of the storage battery;
the inner end of a first conducting ring a of one of the two magnetic suction connectors a of the second planet lamp is electrically connected with the positive pole of the second planet lamp, and the inner end of a first conducting ring a of the other one of the two magnetic suction connectors a is electrically connected with the negative pole of the second planet lamp; the inner end of a second conducting ring a of the magnetic suction connector b of the second line pipe b is electrically connected with the positive electrode of the storage battery, and the inner end of a second conducting ring a of the magnetic suction connector b of the first line pipe a is electrically connected with the negative electrode of the storage battery;
the inner end of a first conducting ring c of one of the two magnetic suction connectors a of the fourth meteor light is electrically connected with the positive pole of the fourth meteor light, and the inner end of the first conducting ring c of the other one of the two magnetic suction connectors a is electrically connected with the negative pole of the fourth meteor light; the inner end of a second conducting ring c of the magnetic suction connector b of the second line pipe d is electrically connected with the negative electrode of the storage battery, and the inner end of the second conducting ring c of the magnetic suction connector b of the first line pipe b is electrically connected with the positive electrode of the storage battery;
the outer sides of the magnetic connectors a of the first meteor lamp and the fourth meteor are respectively blue, and the outer sides of the magnetic connectors a of the second meteor lamp and the third meteor are respectively red.
3. The demonstration model of in vivo substance circulation according to claim 1 or 2, characterized in that: the outer side of the magnetic suction connector a of the first meteor light is marked with a static two character, the outer side of the magnetic suction connector a of the second meteor light is marked with a dynamic two character, the outer side of the magnetic suction connector a of the third meteor light is marked with a dynamic two character, and the outer side of the magnetic suction connector a of the fourth meteor light is marked with a static two character.
4. The demonstration model of in vivo material circulation according to claim 1, wherein: arrows are marked on the outer sides of the magnetic connectors a of the first, second, third and fourth meteor lamps, and the directions of the arrows are the same as the light flowing direction of the meteor lamp.
5. The demonstration model of in vivo material circulation according to claim 1, wherein: the nose model is positioned above the lung model, and the tissue cell model is positioned below the whole body capillary vessel model; the middle part of the lung model is provided with two grooves, one groove is internally connected with a first pipeline c, and the other groove is internally connected with a first pipeline d; the middle part of the nose model is provided with two grooves, one groove is internally connected with a fourth pipeline a, and the other groove is internally connected with a fourth pipeline b;
two grooves are formed in the middle of the capillary tube model at each position of the whole body, a third wire tube c is connected in one groove, and a third wire tube d is connected in the other groove; the middle part of the tissue cell model is provided with two grooves, one groove is internally connected with a fifth pipeline a, and the other groove is internally connected with a fifth pipeline b;
the meteor lamp comprises a fifth meteor lamp connected with a fourth wire tube a and a first wire tube c, and the light flowing direction of the fifth meteor lamp is from the fourth wire tube a to the first wire tube c;
the meteor lamp comprises a sixth meteor lamp connected with a fourth wire tube b and a first wire tube d, and the light flowing direction of the sixth meteor lamp is from the first wire tube d to the fourth wire tube b;
the meteor lamp comprises a seventh meteor lamp connected with a third wire tube c and a fifth wire tube a, and the light flowing direction of the third meteor lamp is from the third wire tube c to the fifth wire tube a;
the meteor lamp comprises an eighth meteor lamp connected with a third wire tube d and a fifth wire tube b, and the light flowing direction of the eighth meteor lamp is from the fifth wire tube b to the third wire tube d.
6. The demonstration model of in vivo material circulation according to claim 5, wherein: the magnetic suction connector a comprises an outer tube, and a first conductive column, a first conductive ring a, a first conductive ring b, a first conductive ring c and a first magnet ring which are sequentially arranged from inside to inside at a tube opening at the end of the outer tube far away from the meteor light; insulating interlayers are arranged between the first conductive post, the first conductive ring a, the first conductive ring b, the first conductive ring c and the first magnet ring which are adjacent;
the magnetic suction joint b comprises an outer pipe and a second conductive column, a second conductive ring a, a second conductive ring b, a second conductive ring c and a second magnet ring which are sequentially arranged from inside to inside at the pipe orifice at the end of the outer pipe far away from the wire pipe; an insulating interlayer is arranged between the second conductive column, the second conductive ring a, the second conductive ring b, the second conductive ring c and the second magnet ring;
the first conductive column, the first conductive ring a, the first conductive ring b, the first conductive ring c, the first magnet ring, the second conductive column, the second conductive ring a, the second conductive ring b, the second conductive ring c and the second magnet are sequentially corresponding to each other, and the first magnet ring and the second magnet ring are mutually attracted;
the inner end of a first conductive column of one of the two magnetic suction connectors a on the fifth meteor lamp is electrically connected with the anode of the fifth meteor lamp, and the inner end of the other first conductive column is electrically connected with the cathode of the fifth meteor lamp; the inner end of a second conductive column of the magnetic suction joint b of the fourth line pipe a is electrically connected with the positive electrode of the storage battery, and the inner end of a second conductive column of the magnetic suction joint b of the first line pipe c is electrically connected with the negative electrode of the storage battery;
the inner end of a first conducting ring a of one of the two magnetic suction connectors a of the sixth meteor light is electrically connected with the anode of the sixth meteor light, and the inner end of a first conducting ring a of the other one of the two magnetic suction connectors a is electrically connected with the cathode of the sixth meteor light; the inner end of a second conducting ring a of the magnetic suction connector b of the fourth line pipe b is electrically connected with the negative electrode of the storage battery, and the inner end of a second conducting ring a of the magnetic suction connector b of the first line pipe d is electrically connected with the positive electrode of the storage battery;
the inner end of a first conducting ring b of one of the two magnetic suction connectors a of the seventh meteor light is electrically connected with the anode of the seventh meteor light, and the inner end of a first conducting ring b of the other one of the two magnetic suction connectors a is electrically connected with the cathode of the seventh meteor light; the inner end of a second conducting ring b of the magnetic suction connector b of the third line pipe c is electrically connected with the positive electrode of the storage battery, and the inner end of a second conducting ring b of the magnetic suction connector b of the fifth line pipe a is electrically connected with the negative electrode of the storage battery;
the inner end of a first conducting ring c of one of the two magnetic suction connectors a of the eighth meteor light is electrically connected with the anode of the eighth meteor light, and the inner end of a first conducting ring c of the other one of the two magnetic suction connectors a is electrically connected with the cathode of the eighth meteor light; the inner end of a second conducting ring c of the magnetic suction connector b of the third line pipe d is electrically connected with the negative electrode of the storage battery, and the inner end of a second conducting ring c of the magnetic suction connector b of the fifth line pipe b is electrically connected with the positive electrode of the storage battery;
the outer sides of the magnetic suction joints a on the fifth meteor lamp and the seventh meteor lamp are marked with O2The outer sides of the magnetic connectors a on the sixth meteor lamp and the eighth meteor lamp are marked with CO2。
7. The demonstration model of in vivo substance circulation according to claim 5 or 6, wherein: arrows are marked on the outer sides of the magnetic connectors a of the fifth, sixth, seventh and eighth meteor lamps, and the directions of the arrows are the same as the light flowing direction of the meteor lamp.
8. The demonstration model of in vivo material circulation according to claim 1, wherein: the device is characterized by further comprising a bottom plate, wherein the lung model, the heart model, the whole body capillary vessel model, all the line tubes and all the meteor lamps are arranged on the front surface of the bottom plate, and the lung model, the heart model, the whole body capillary vessel model and the bottom plate are made of a Freund plate.
9. The in vivo substance circulation demonstration model according to any one of claims 1, 2 and 4, wherein: the lamp also comprises a first control button for controlling the on and off of the second meteor lamp and the fourth meteor lamp simultaneously, and a second control button for controlling the on and off of the first meteor lamp and the third meteor lamp simultaneously.
10. The demonstration model of in vivo substance circulation according to claim 5 or 6, wherein: and a third control button for simultaneously controlling the turning on and off of the fifth, sixth, seventh and eighth meteor lamps is also arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120601899.8U CN214705149U (en) | 2021-03-24 | 2021-03-24 | Model for demonstrating circulation of substance in body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120601899.8U CN214705149U (en) | 2021-03-24 | 2021-03-24 | Model for demonstrating circulation of substance in body |
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| Publication Number | Publication Date |
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| CN214705149U true CN214705149U (en) | 2021-11-12 |
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|---|---|---|---|
| CN202120601899.8U Expired - Fee Related CN214705149U (en) | 2021-03-24 | 2021-03-24 | Model for demonstrating circulation of substance in body |
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| Country | Link |
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| CN (1) | CN214705149U (en) |
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2021
- 2021-03-24 CN CN202120601899.8U patent/CN214705149U/en not_active Expired - Fee Related
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