CN103456226A - Blood circulation demonstrating device - Google Patents
Blood circulation demonstrating device Download PDFInfo
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- CN103456226A CN103456226A CN2013104216496A CN201310421649A CN103456226A CN 103456226 A CN103456226 A CN 103456226A CN 2013104216496 A CN2013104216496 A CN 2013104216496A CN 201310421649 A CN201310421649 A CN 201310421649A CN 103456226 A CN103456226 A CN 103456226A
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Abstract
The invention discloses a blood circulation demonstrating device. The blood circulation demonstrating device is characterized in that all demonstrating parts which are arranged on one lateral side of a vertical plate of a support and represents physiological structures of a blood circulation system of an animal are hollow and are connected in sequence to form a closed pipeline, the pipeline is filled with liquid, both an atrium demonstrating part and a ventricle demonstrating part are made of elastic materials, and a transmission mechanism enabling the atrium demonstrating part and the ventricle demonstrating part to contract and relax in an alternating mode is arranged on the other lateral side of the vertical plate. The blood circulation demonstrating device can visually and vividly represent the relevant physiological structures and physiological phenomena of the blood circulation system of the animal.
Description
Technical field
The invention provides a kind of blood-circulation demonstrator, particularly the blood-circulation demonstrator of the animals such as a kind of mammality or birds, the blood-circulation demonstrator of a kind of fish animal.
Background technology
The blood-circulation demonstrator structure of the animals such as existing mammality or birds is: riser one side of support is provided with connected successively atrium sinistrum demonstration part, left ventricle demonstration part, sustainer demonstration part, organizes capillary demonstration part, vein demonstration part, vena cave demonstration part, atrium dextrum demonstration part, right ventricle demonstration part, pulmonary artery demonstration part, PC demonstration part, pulmonary vein demonstration part; The blood-circulation demonstrator structure of fish animal is: ventricle demonstration part, sustainer demonstration part, upper and lower extremities vein demonstration part, gill artery demonstration part, gill vein demonstration part, described demonstration part is light-emitting component (as light emitting diode, neon light tube etc.) and they realize conducting being connected by the circuit control panel, the electric wire that communicate with power supply successively.After switching on power, that described demonstration part circulates successively is luminous, flash, and only can express sanguimotor approach.There is following defect in above-mentioned demonstration device: can not express blood circulation system is this physiological structure of closed conduct; Flash the expression blood flow with the demonstration part, lack the sense of movement of blood, dynamically sense is not strong; Can not express atrium sinistrum, atrium dextrum and left ventricle, right ventricle alternately contraction and this physiological phenomenon of diastole promotion blood flow.Therefore relevant physiological structure and the physiological phenomenon of the animal blood circulation systems such as existing demonstration device can't visual pattern ground expression mammality, birds.
Summary of the invention
The object of the present invention is to provide a kind of blood-circulation demonstrator, relevant physiological structure and the physiological phenomenon of the animal blood circulation system expressed on its energy visual pattern ground.
For the blood circulation in demonstration mammality or birds body, the invention provides a kind of blood-circulation demonstrator, riser one side of support is provided with connected successively atrium sinistrum demonstration part, left ventricle demonstration part, sustainer demonstration part, organize capillary demonstration part, upper and lower extremities vein demonstration part, vena cave demonstration part, atrium dextrum demonstration part, right ventricle demonstration part, pulmonary artery demonstration part, PC demonstration part, pulmonary vein demonstration part, described demonstration part is hollow body and they form a closed conduct, liquid is housed in pipeline, atrium sinistrum demonstration part, atrium dextrum demonstration part, left ventricle demonstration part and right ventricle demonstration part all adopt resilient material to make, the another side of riser is provided with and can makes atrium sinistrum demonstration part, atrium dextrum demonstration part and left ventricle demonstration part, right ventricle demonstration part replaces the gear train of contraction and diastole.
After having adopted above technical scheme, described demonstration part is communicated with formation one closed conduct successively, expressed mammality, the blood circulation system of the animals such as birds is this physiological structure of closed conduct, the motion of gear train can make atrium sinistrum demonstration part, atrium dextrum demonstration part and left ventricle demonstration part, right ventricle demonstration part alternately shrinks and diastole, the liquid promoted in closed conduct occurs to flow, expressed mammality, the animal body inner bloods such as birds are because of atrium, the alternately contraction of ventricle and diastole and this physiological phenomenon of forced flow, and possesses the sense of movement of blood, dynamically sense is stronger, therefore mammality is expressed on this demonstration device energy visual pattern ground, relevant physiological structure and the physiological phenomenon of the animal blood circulation systems such as birds.
The gear train of this blood-circulation demonstrator comprise control lever, with the control lever lower hinge and be fixed on Connection Block on riser, with hinged two contact elements in control lever middle part and lower end, two contact elements contact with atrium sinistrum demonstration part, atrium dextrum demonstration part and left ventricle demonstration part, right ventricle demonstration part respectively through riser; Left atrium and left and right ventricles are resilient materials, by manual mobile control lever, make contact element extruding left and right ventricles and left atrium produce deformation, and the liquid in device is moved in pipeline, imitate the circulation of mammality, birds blood.
The gear train of this blood-circulation demonstrator comprises motor, wheel disc, Connection Block, contact element, drive link, and rotor one end of motor is fixed on the center of wheel disc medial surface, on the position between the lateral surface center of circle of wheel disc and wheel disc lateral surface edge, boss is arranged; Drive link middle part and upper articulation have two contact elements, two contact elements contact with atrium sinistrum demonstration part, atrium dextrum demonstration part and left ventricle demonstration part, right ventricle demonstration part respectively through riser, drive link is hinged in two contact element centre positions and Connection Block, Connection Block is fixedly connected on riser, there is ennation the drive link lower end, ennation has waist through hole at the drive link length direction, between ennation and rotating disk, coordinates, and boss stretches in the waist through hole of ennation; Take turns disc spins by driven by motor, the motion that boss on wheel disc drives drive link can be resolved into the to-and-fro movement of boss in waist through hole and drive link and be take the radian motion that the Connection Block upper pin is the center of circle, the drive link rotation, make contact element extruding left and right ventricles and left atrium produce deformation, liquid in device is moved in pipeline, imitate the circulation of mammality, birds blood.
The closed conduct of this blood-circulation demonstrator is transparent, between atrium sinistrum demonstration part and left ventricle demonstration part, in sustainer demonstration part, in upper and lower extremities vein demonstration part, between atrium dextrum demonstration part and right ventricle demonstration part, in pulmonary artery demonstration part, be equipped with can make liquid one-way flowing, by film seat and two valves demonstration parts that form with upper diaphragm.
The film seat of this blood-circulation demonstrator is hollow cylinder, the oval shape elastic sheet that described diaphragm is bending and quantity are two, the same side plane of hollow cylinder is affixed with the medial surface of two thin slice bottoms respectively, the medial surface on two thin slice tops closely reclines, thereby the opening of hollow cylinder respective side is covered.
The film seat of this blood-circulation demonstrator is hollow cylinder, described diaphragm consists of elasticity vertical piece and half conus elasticus sheet and is that upper end is uncovered, the approximate funnel shaped of lower end closed, the quantity of diaphragm is two, the inboard cylinder of cylinder is affixed with the lateral surface on two circular cone sheet tops respectively, the lateral surface of two vertical pieces closely reclines, thereby the inner chamber of hollow cylinder is plugged.
The film seat of this blood-circulation demonstrator is hollow cylinder, described diaphragm consists of the vertical tabs of elasticity and a smaller part conus elasticus sheet and is that upper end is uncovered, the approximate funnel shaped of lower end closed, the quantity of diaphragm is three, the inboard cylinder of cylinder is affixed with the lateral surface on three circular cone sheet tops respectively, in three tabs in twos adjacent lateral surface closely recline, thereby the inner chamber of hollow cylinder is plugged.
For the blood circulation in demonstration fish animal body, the present invention also provides a kind of blood-circulation demonstrator, riser one side of support is provided with connected successively atrium demonstration part, ventricle demonstration part, back of the body artery demonstration part, gill capillary demonstration part, vein demonstration part, organize kapillary demonstration part, described demonstration part is hollow body and they form a closed conduct, liquid is housed in pipeline, ventricle demonstration part and atrium demonstration part are all to adopt respectively two cavitys of resilient material to form, the another side of riser is provided with and can makes atrium demonstration part and ventricle demonstration part replace the gear train of contraction and diastole.
After having adopted above technical scheme, described demonstration part is communicated with formation one closed conduct successively, the blood circulation system of having expressed fish is this physiological structure of closed conduct, the motion of gear train can make atrium demonstration part, demonstration part in atrium alternately shrinks and diastole, the liquid promoted in closed conduct occurs to flow, expressed the Fish inner blood because of atrium, the alternately contraction of ventricle and diastole and this physiological phenomenon of forced flow, and possesses the sense of movement of blood, dynamically sense is stronger, therefore mammality is expressed on this demonstration device energy visual pattern ground, relevant physiological structure and the physiological phenomenon of the animal blood circulation systems such as birds.
The gear train of this blood-circulation demonstrator comprise control lever, with the control lever lower hinge and be fixed on Connection Block on riser, with hinged two contact elements in control lever middle part and lower end, two contact elements contact with atrium demonstration part and ventricle demonstration part respectively through riser, control contact element with control lever and make atrium demonstrate part and the deformation of ventricle demonstration part, reach atrium demonstration part and alternately contraction and the diastole of ventricle demonstration part.
The closed conduct of this blood-circulation demonstrator is transparent, is equipped with valve demonstration part between two cavitys that atrium demonstration part and ventricle are demonstrated between part, ventricle is demonstrated part, and valve demonstration part consists of film seat and two diaphragms, and valve demonstration part can make liquid one-way flowing.
The accompanying drawing explanation
Fig. 1 is the front perspective view of this blood-circulation demonstrator embodiment mono-.
Fig. 2 is the stereographic map of the gear train of this blood-circulation demonstrator embodiment mono-.
Fig. 3 is the vertical view of a kind of version of valve demonstration part in Fig. 1.
Fig. 4 is the A-A cut-open view of Fig. 3.
Fig. 5 is the vertical view of the another kind of version of valve demonstration part in Fig. 1.
Fig. 6 is the B-B cut-open view of Fig. 5.
Fig. 7 is the vertical view of another version of valve demonstration part in Fig. 1.
Fig. 8 is the C-C cut-open view of Fig. 7.
Fig. 9 be in Fig. 2 the another kind of version of contact element install and use schematic diagram.
Figure 10 be in Fig. 2 another version of contact element install and use schematic diagram.
Figure 11 is the stereographic map of the gear train of this blood-circulation demonstrator embodiment bis-.
Figure 12 is this blood-circulation demonstrator embodiment tri-front perspective view.
Figure 13 is the stereographic map of the gear train of this blood-circulation demonstrator embodiment tri-.
Embodiment
Embodiment mono-
As shown in Figures 1 to 4, a kind of blood-circulation demonstrator, particularly a kind of demonstration mammality, the sanguimotor demonstration device of birds, riser 1 front that comprises support is fixed with and is connected successively and transparent atrium sinistrum demonstration part 19, left ventricle demonstration part 23, sustainer demonstration part, organizes capillary demonstration part 25, upper and lower extremities vein demonstration part, vena cave demonstration part, atrium dextrum demonstration part 9, right ventricle demonstration part 24, pulmonary artery demonstration part, PC demonstration part 13, pulmonary vein demonstration part by a plurality of profiles with self-tapping screw 12.
It is spherical that the left ventricle of atrium sinistrum demonstration part 19, atrium dextrum demonstration part 9 and the downside of upside is demonstrated part 23, right ventricle demonstration part 24 all adopts elastomeric material to make hollow approximate circle, be connected to the white transparent glass tube 20 of in-built valve demonstration part between atrium sinistrum demonstration part 19, left ventricle demonstration part 23, be connected to the green transparent glass tube 6 of in-built valve demonstration part between atrium dextrum demonstration part 9, right ventricle demonstration part 24.
The red display sheet 10 that represents heart is being pasted corresponding to atrium sinistrum demonstration part 19, atrium dextrum demonstration part 9 and left ventricle demonstration part 23, right ventricle demonstration part 24 places in riser 1 front, the front of demonstration sheet 10 and riser 1 has respectively front and back corresponding macropore 3 and pit (not shown in FIG.) corresponding to atrium sinistrum demonstration part 19, atrium dextrum demonstration part 9 and left ventricle demonstration part 23, right ventricle demonstration part 24 places, respectively has a through hole (not shown in FIG.) in each pit.
Sustainer demonstration part comprises the white transparent glass tube 22 of white transparent flexible plastic tube 21, in-built valve demonstration part, the upper end of flexible plastic tube 21 is connected with the upper end of white transparent glass tube 22 by the white rubber plug, the lower end of glass tube 22 is connected with the right side of left ventricle demonstration part 23, and the lower end of flexible plastic tube 21 is branched into two statures.
Upper and lower extremities vein demonstration part comprises green transparent flexible plastic tube 2, the green transparent glass tube 5 of in-built valve demonstration part, the left end of flexible plastic tube 2 is connected with glass tube 5 lower ends by the white rubber plug, the right-hand member of flexible plastic tube 2 is branched into two statures and is connected with two minutes jaws of flexible plastic tube 21 lower ends, thereby at flexible plastic tube 2, the capillary of organizing that surrounds approximate ellipsoidal between 21 is demonstrated part 25, riser 1 front is being painted with histiocytic demonstration sheet 26 corresponding to organizing capillary demonstration part 25 places to paste, vena cave demonstration part comprises green transparent glass tube 8, green transparent flexible plastic tube 7, the lower end of flexible plastic tube 7 is connected with the upper end of glass tube 5 by the white rubber plug, upper end is connected with the upper end of glass tube 8 by the white rubber plug, the lower end of glass tube 8 is connected with the left side of atrium dextrum demonstration part 9.
Pulmonary artery demonstration part comprises green transparent flexible plastic tube 11, the green transparent glass tube 4 of in-built valve demonstration part, the lower end of flexible plastic tube 11 is connected with the upper end of glass tube 4 by the white rubber plug, the lower end of glass tube 4 is connected with the left side of right ventricle demonstration part 24, curved under the upper end of flexible plastic tube 11, pulmonary vein demonstration part comprises white transparent glass tube 16, the transparent flexible plastic tube 15 of white, the lower end of flexible plastic tube 15 is connected with the upper end of glass tube 16 by the white rubber plug, the lower end of glass tube 16 is connected with the right side of atrium sinistrum demonstration part 19, curved and be connected with the upper end of flexible plastic tube 11 under the upper end of flexible plastic tube 15, thereby at flexible plastic tube 11, form recessed arc PC demonstration part 13 between 15, the demonstration sheet 14 that is painted with alveolar and gas exchange arrow is pasted in riser 1 front at the upside of PC demonstration part 13.
Described demonstration part is hollow body and they form a transparent closed conduct, red liquid 17 is housed to represent blood in pipeline, described five valves demonstration part (is universal demonstration part, during teaching, introduce to the student effect that it can be used to express all valves in blood circulation system) structure identical, each valve demonstration part consists of film seat 37 and two diaphragms 36, described film seat 37 is hollow cylinder, described diaphragm 36 is the oval shape elastic sheet of bending, the width of thin slice equals cylindrical external diameter, the same side plane of hollow cylinder is affixed with the medial surface of two thin slice bottoms respectively, the medial surface on two thin slice tops closely reclines, thereby the opening of hollow cylinder respective side is covered, in each valve demonstration part, the overhanging direction of two diaphragms 36 is consistent with the flow direction of liquid 17 in described closed conduct, riser 1 front is painted with a plurality of arrows 18 that show liquid 17 flow directions.
The trailing flank of riser 1 is provided with and can makes atrium sinistrum demonstration part 19, atrium dextrum demonstration part 9 and left ventricle demonstration part 23, right ventricle demonstration part 24 replaces the gear train of contraction and diastole, and described gear train is by control lever 28, the contact element of upside, the contact element of downside reaches and is fixed on successively the guiding flap 27 on riser 1 from top to bottom, the spacing flap 33 of upside, Connection Block 34, the spacing flap 33 of downside forms, have vertical waist circular trough 29 that can pass for control lever 28 tops on guiding flap 27, guiding flap 27 is pegged graft with control lever 28 tops, the stage casing of each spacing flap 33 has two through holes 35, Connection Block 34 is two symmetrical flaps, and two flaps are fixed on riser 1 by front end, by rear end and control lever 28 lower hinge, upside contact element, the structure of downside contact element is identical and are all two parallel action bars 30 by front portion, the web joint 32 at middle part, two otic placodes 31 at rear portion form, the upside contact element, the downside contact element is the middle part with control lever 28 by two otic placodes 31 respectively, lower end is hinged, and wherein: two actuating rods 30 of upside contact element pass two through holes 35 of the spacing flap 33 of upside successively, two through holes in two pits of riser 1 upside, after showing two upside macropores 3 of sheet 10, its front end is demonstrated part 19 with atrium sinistrum respectively, the rear lateral portion contact of atrium dextrum demonstration part 9, two actuating rods 30 of downside contact element pass two through holes 35 of the spacing flap 33 of downside successively, two through holes in two pits of riser 1 downside, after showing two downside macropores 3 of sheet 10, its front end is demonstrated part 23 with left ventricle respectively, the rear lateral portion contact of right ventricle demonstration part 24, the front end of each actuating rod 30 can be installed spherical nose and (be omitted in figure, do not draw), the plush copper diameter is less than the through-hole diameter in riser 1 pit, be greater than through hole 35 diameters on spacing flap 33, this measure can increase the contact area of actuating rod 30 and atrium or ventricle demonstration part first, second can carry out certain limitation to the push-and-pull amplitude of actuating rod 30, actuating rod 30 front ends after making push-and-pull finish are between spacing flap 33 medial surfaces and riser 1 trailing flank.Push lever 28 forward, can make atrium sinistrum demonstration part 19, atrium dextrum demonstration part 9 shrink (now, left ventricle demonstration part 23,24 diastoles of right ventricle demonstration part), pull back control lever 28, can make left ventricle demonstration part 23, right ventricle demonstration part 24 shrink (now, atrium sinistrum demonstration part 19,9 diastoles of atrium dextrum demonstration part), press arrow 18 direction uniflux thereby promote liquid 17 in described closed conduct.
Embodiment bis-
A kind of blood-circulation demonstrator, particularly a kind of demonstration mammality, the sanguimotor demonstration device of birds, its chief component structure is identical with the composition structure of embodiment mono-, only has gear train not identical with the gear train in embodiment mono-, and the concrete gear train of the present embodiment is as follows:
As Figure 11, the trailing flank of riser 1 is provided with can make atrium sinistrum demonstrate part 19, atrium dextrum demonstration part 9 and left ventricle demonstration part 23, right ventricle is demonstrated the electric transmissio mechanism that part 24 replaces contraction and diastole, and described gear train comprises spacing flap 33, Connection Block 34, the spacing flap 33 of downside, motor 51, wheel disc 52, the boss 54 of connecting link 55, upside;
In the ennation 50 of 55 times extreme directions of connecting link, waist through hole 56 is arranged, the length of waist through hole 56 is longer than the diameter of wheel disc 52, boss 54 stretches out from the waist through hole 56 of ennation 50, the axial length of boss 54 is greater than the height of ennation 50, the diameter of boss 54 is less than the width of waist through hole 56, the area of baffle plate 53 is greater than the area of boss 54, makes boss 54 when the interior motion of ennation 50, can from ennation 50, not run out of.
During use, motor 51 runnings, rotor banding runner disc 52 convex platform 54 rotations of motor 51, boss 54 moves in a circle and can resolve into:
1, boss 54 is done and is moved back and forth in the radial direction waist through hole 56 of circumference;
2, boss 54 drives ennations 50 and connecting link 55 and take Connection Block 34 upper pins as the reciprocal circular motion back and forth of center of circle seat.
When boss 54 arrives apart from riser 1 maximum displacement place, the actuating rod 30 of upside is stressed to showing sheet 10 direction motions, extruding atrium dextrum, atrium sinistrum, and the actuating rod 30 of downside is stressed to showing sheet 10 motion in the other direction, away from the left ventricle right ventricle; When boss 54 arrives apart from riser 1 least displacement place, the actuating rod 30 of upside is stressed to showing sheet 10 motion in the other direction, away from the atrium dextrum, atrium sinistrum, the actuating rod 30 of downside is stressed to showing sheet 10 direction motions, by mechanical drive, extruding left ventricle right ventricle, thus reach the simulation diastole.
Above-described is only that this blood-circulation demonstrator is for mammality, the sanguimotor two kinds of preferred forms of birds.It should be pointed out that for the person of ordinary skill of the art, under the premise without departing from the principles of the invention, can also make apparent some conversion or substitute and remodeling (as: atrium sinistrum demonstration part 19, atrium dextrum demonstration part 9 and left ventricle demonstration part 23, right ventricle demonstration part 24 can make the hollow body of other suitable shapes, and valve demonstration part also can adopt Fig. 5 to Fig. 6, the version of Fig. 7 to Fig. 8, and the valve of these two kinds of versions demonstration part also can use in the present invention simultaneously, and the contact element in described gear train also can adopt Fig. 9, the version of Figure 10, for Fig. 5 to Figure 10 and Fig. 5 to Fig. 6, the valve of these two kinds of versions of Fig. 7 to Fig. 8 demonstration part in the present invention in service condition, introduction is below separately arranged, in addition, in riser 1 front corresponding to glass tube 16, 20, 22, 5, 4, a pilot lamp is respectively installed at 8 places, and all pilot lamp are by the many wires through riser 1 and the switch that is located at riser 1 trailing flank upper end, the direct supply of lower end is realized being electrically connected to), these also should be considered as belonging to protection scope of the present invention.
Referring to Fig. 5 to Fig. 6, described valve demonstration part is (during teaching, introduce it to the student and can express the mitral valve apparatus in blood circulation system internal jugular vein lobe or left atrioventricular orifice) film seat 39 be hollow cylinder, diaphragm 38 consists of elasticity vertical piece and half conus elasticus sheet and to be upper end uncovered, the approximate funnel shaped of lower end closed, the quantity of diaphragm 38 is two, the upper end width of vertical piece equals the internal diameter of cylinder, the upper end arc length of circular cone sheet equals half arc length of cylinder inner ring, the inboard cylinder of cylinder is affixed with the lateral surface on two circular cone sheet tops respectively, the lateral surface of two vertical pieces closely reclines, thereby the inner chamber of hollow cylinder is plugged, in this valve demonstration part, the direction of two diaphragm 38 opening ends is consistent with the flow direction of liquid 17 in described closed conduct.
Referring to Fig. 7 to Fig. 8, described valve demonstration part is (during teaching, introduce it to the student and can express aorta petal in blood circulation system, tricuspid valve structure in pulmonary valve or right atrioventricular orifice) film seat 41 is hollow cylinder, diaphragm 40 consists of the vertical tabs of elasticity and a smaller part conus elasticus sheet and to be upper end uncovered, the approximate funnel shaped of lower end closed, the quantity of diaphragm 40 is three, the inboard cylinder of cylinder is affixed with the lateral surface on three circular cone sheet tops respectively, in three tabs in twos adjacent lateral surface closely recline, thereby the inner chamber of hollow cylinder is plugged, in this valve demonstration part, the direction of three diaphragm 40 opening ends is consistent with the flow direction of liquid 17 in described closed conduct.
Referring to Fig. 9, installing and using as (contact element with upside describes) of the another kind of version of contact element: it is two actuating rods 43 by front portion, the web joint 44 at middle part, two otic placodes 45 at rear portion form, riser 1 is at atrium sinistrum demonstration part 19, the outside of atrium dextrum demonstration part 9 respectively has a through hole 42 (certainly, riser 1 is at left ventricle demonstration part 23, the outside of right ventricle demonstration part 24 also respectively has a through hole), the rear end of two actuating rods 43 is affixed with the termination of web joint 44 through two through holes 42 of riser 1 upside, part 19 is demonstrated with atrium sinistrum respectively in the front portion of two actuating rods 43 after twice bending, the outside sphere-contact of atrium dextrum demonstration part 9 (in like manner, part 23 is also demonstrated with left ventricle respectively in two actuating rod 43 front portions of downside contact element after twice bending, the outside sphere-contact of right ventricle demonstration part 24), two otic placodes 45 are hinged (in like manner with the middle part of control lever 28, two otic placodes 45 of downside contact element are hinged with the lower end of control lever 28), like this, through hole in riser 1 upper and lower sides pit, the spacing flap 33 of upper and lower sides just need not arrange, control lever 28 in the set gear train of riser 1 trailing flank, guiding flap 27, the self structure of Connection Block 34 (both do not draw in the drawings afterwards) and control lever 28 and guiding flap 27, identical with in best mode for carrying out the invention of the connected mode that Connection Block is 34.Pull back control lever 28, can make atrium sinistrum demonstration part 19, atrium dextrum demonstration part 9 shrink (now, left ventricle demonstration part 23,24 diastoles of right ventricle demonstration part), push lever 28 forward, can make left ventricle demonstration part 23, right ventricle demonstration part 24 shrink (now, atrium sinistrum demonstration part 19,9 diastoles of atrium dextrum demonstration part), thus liquid 17 uniflux in described closed conduct promoted.
Referring to Figure 10, installing and using as (contact element with upside describes) of another version of contact element: it is two actuating rods 47 by front portion, the web joint 48 at middle part, two otic placodes 49 at rear portion form, the length of web joint 48 is a bit larger tham the width of riser 1, the termination of the rear end of actuating rod 47 and web joint 48 is affixed, the left and right side of riser 1 is walked around in stage casing, part 19 is demonstrated with atrium sinistrum respectively in front portion after twice bending, the outside sphere-contact of atrium dextrum demonstration part 9 (in like manner, part 23 is also demonstrated with left ventricle respectively in two actuating rod 47 front portions of downside contact element after twice bending, the outside sphere-contact of right ventricle demonstration part 24), two otic placodes 49 are hinged (in like manner with the middle part of control lever 28, two otic placodes 49 of downside contact element are hinged with the lower end of control lever 28), like this, through hole in riser 1 upper and lower sides pit, the spacing flap 33 of upper and lower sides just need not arrange, for preventing that actuating rod 47 from falling, can on riser 1 left and right side, corresponding to actuating rod 47 middle sections, load curved on respectively be installed and put plate 46, control lever 28 in the set gear train of riser 1 trailing flank, guiding flap 27, the self structure of Connection Block 34 (both do not draw in the drawings afterwards) and control lever 28 and guiding flap 27, identical with in best mode for carrying out the invention of the connected mode that Connection Block is 34.Pull back control lever 28, can make atrium sinistrum demonstration part 19, atrium dextrum demonstration part 9 shrink (now, left ventricle demonstration part 23,24 diastoles of right ventricle demonstration part), push lever 28 forward, can make left ventricle demonstration part 23, right ventricle demonstration part 24 shrink (now, atrium sinistrum demonstration part 19,9 diastoles of atrium dextrum demonstration part), thus liquid 17 uniflux in described closed conduct promoted.
As shown in Fig. 5 to 8, the valve of two kinds of versions demonstration part also can be used in the present invention simultaneously, that is: the described valve of the interior use Fig. 5 to Fig. 6 of glass tube 20,5 is demonstrated part, the described valve demonstration of the interior use Fig. 7 to Fig. 8 of glass tube 22,4,6 part.
Embodiment tri-
As shown in figure 12, a kind of blood-circulation demonstrator, a kind of demonstration device of demonstrating fish animal blood circulation particularly, riser 1 ' the front that comprises support is fixed with and is connected successively and transparent atrium demonstration part 58 by a plurality of profiles with self-tapping screw 12 ', ventricle demonstration part 57, back of the body artery demonstration part 59, organize capillary demonstration part 64, vein demonstration part 60, gill capillary demonstration part 61, on the riser 1 ' surface of atrium demonstration part 58 rear sides, pit is arranged, on the riser 1 ' surface of two through hole ventricle demonstration part 57 rear sides in two pits of riser 1 upside, pit is also arranged, in pit, there is the riser 1 ' of perforation front, the through hole of rear end face.
It is spherical that the ventricle demonstration part 57 of the atrium demonstration part 58 of upside and downside all adopts elastomeric material to make two hollow approximate circles, be communicated with by white transparent glass tube 63 between atrium demonstration part 58, ventricle demonstration part 57, two valve demonstration parts 62 are housed in white transparent glass tube 63; Atrium demonstration part 58 is demonstrated between part 57 and is communicated with by white transparent glass tube 63 with ventricle, and two valves demonstration parts 62 are housed in white transparent glass tube 63.
Riser 1 ' is positive is having respectively the through hole (not shown in FIG.) of the corresponding riser 1 ' in front and back corresponding to atrium demonstration part 58, ventricle demonstration part 57 places, gill capillary demonstration part 61 is to have some transparent flexible pipes to connect into, organizing capillary demonstration part 64 is to be connected into by some transparent flexible pipes, back of the body artery demonstration part 59 is transparent hoses, vein demonstration part 60 is also the root transparent hose, with profile 12 ' by atrium demonstrate part 58, ventricle is demonstrated part 57 and is fixed on riser 1 '.
Described demonstration part is hollow body and they form the pipeline of a sealing, red liquid 65 is housed to represent blood in pipeline, above-mentioned two valves 62 are used the valve demonstration part in Fig. 5 to Fig. 6, the film seat 39 of two valves 62 is hollow cylinder, diaphragm 38 consists of elasticity vertical piece and half conus elasticus sheet and to be upper end uncovered, the approximate funnel shaped of lower end closed, the quantity of diaphragm 38 is two, the upper end width of vertical piece equals the internal diameter of cylinder, the upper end arc length of circular cone sheet equals half arc length of cylinder inner ring, the inboard cylinder of cylinder is affixed with the lateral surface on two circular cone sheet tops respectively, the lateral surface of two vertical pieces closely reclines, thereby the inner chamber of hollow cylinder is plugged, in this valve demonstration part, the direction of two diaphragm 38 opening ends is consistent with the flow direction of liquid 65 in described closed conduct.
The trailing flank of riser 1 ' is provided with and can makes atrium demonstration part 58, ventricle demonstration part 57 replaces the gear train of contraction and diastole, and described gear train is by control lever 28 ', the contact element of upside, the contact element of downside and guiding flap 27 ', the spacing flap 33 ' of upside, Connection Block 34 ', the spacing flap 33 ' of downside forms, and has vertical waist circular trough 29 ' that can pass for control lever 28 ' top on guiding flap 27 ', and Connection Block 34 ' is two symmetrical flaps, and two flaps are welded on riser 1 ' by front end, by rear end and control lever 28 ' lower hinge, upside contact element, the structure of downside contact element is identical and are all actuating rods 30 ' by front portion, the web joint 32 ' at middle part, two otic placodes 31 ' at rear portion form, the upside contact element, the downside contact element is the middle part with control lever 28 ' by two otic placodes 31 ' respectively, lower end is hinged, and wherein: the actuating rod 30 ' of upside contact element passes the through hole 35 ' of the spacing flap 33 ' of upside successively, after through hole in riser 1 ' upside pit, its front end contacts with the rear lateral portion of atrium demonstration part 58 respectively, the actuating rod 30 ' of downside contact element passes the through hole 35 ' of the spacing flap 33 ' of downside successively, after through hole in riser 1 ' downside pit, its front end contacts with the rear lateral portion of ventricle demonstration part 23 ' respectively, the front end of each actuating rod 30 ' can be installed spherical nose and (be omitted in figure, do not draw), the plush copper diameter is less than the through-hole diameter in riser 1 ' pit, be greater than the through hole 35 ' diameter on spacing flap 33 ', this measure can increase the contact area of actuating rod 30 ' and atrium or ventricle demonstration part first, second can carry out certain limitation to the push-and-pull amplitude of actuating rod 30 ', make the actuating rod 30 ' front end after push-and-pull finishes be positioned between spacing flap 33 ' medial surface and riser 1 ' trailing flank.Push lever 28 ', can make atrium demonstration part 58 shrink (now, ventricle demonstration part 57 diastoles) forward, pull back control lever 28 ', can make ventricle demonstration part 57 shrink (now, 58 diastoles of atrium demonstration part), thereby promote liquid 65 uniflux in described closed conduct.
Described mammal classifies as Mammalia usually; Birds classify as Aves usually, and the fish animal classifies as net-rope usually.
Claims (10)
1. blood-circulation demonstrator, riser one side of support is provided with connected successively atrium sinistrum demonstration part, left ventricle demonstration part, sustainer demonstration part, organize capillary demonstration part, upper and lower extremities vein demonstration part, vena cave demonstration part, atrium dextrum demonstration part, right ventricle demonstration part, pulmonary artery demonstration part, PC demonstration part, pulmonary vein demonstration part, it is characterized in that: described demonstration part is hollow body and they form a closed conduct, liquid is housed in pipeline, atrium sinistrum demonstration part, atrium dextrum demonstration part, left ventricle demonstration part and right ventricle demonstration part all adopt resilient material to make, the another side of riser is provided with and can makes atrium sinistrum demonstration part, atrium dextrum demonstration part and left ventricle demonstration part, right ventricle demonstration part replaces the gear train of contraction and diastole.
2. blood-circulation demonstrator according to claim 1, it is characterized in that: described gear train comprise control lever, with the control lever lower hinge and be fixed on Connection Block on riser, with hinged two contact elements in control lever middle part and lower end, two contact elements contact with atrium sinistrum demonstration part, atrium dextrum demonstration part and left ventricle demonstration part, right ventricle demonstration part respectively through riser.
3. blood-circulation demonstrator according to claim 1, it is characterized in that: described gear train comprises motor, wheel disc, Connection Block, contact element, drive link, rotor one end of motor is fixed on the center of wheel disc medial surface, on the position between the lateral surface center of circle of wheel disc and wheel disc lateral surface edge, boss is arranged; Drive link middle part and upper articulation have two contact elements, two contact elements contact with atrium sinistrum demonstration part, atrium dextrum demonstration part and left ventricle demonstration part, right ventricle demonstration part respectively through riser, drive link is hinged in two contact element centre positions and Connection Block, Connection Block is fixedly connected on riser, there is ennation the drive link lower end, ennation has waist through hole at the drive link length direction, between ennation and rotating disk, coordinates, and boss stretches in the waist through hole of ennation.
4. according to the described blood-circulation demonstrator of any one in claims 1 to 3, it is characterized in that: described closed conduct is transparent, between atrium sinistrum demonstration part and left ventricle demonstration part, in sustainer demonstration part, in upper and lower extremities vein demonstration part, between atrium dextrum demonstration part and right ventricle demonstration part, in pulmonary artery demonstration part, be equipped with can make liquid one-way flowing, by film seat and two valves demonstration parts that form with upper diaphragm.
5. blood-circulation demonstrator according to claim 4, it is characterized in that: described film seat is hollow cylinder, the oval shape elastic sheet that described diaphragm is bending and quantity are two, the same side plane of hollow cylinder is affixed with the medial surface of two thin slice bottoms respectively, the medial surface on two thin slice tops closely reclines, thereby the opening of hollow cylinder respective side is covered.
6. blood-circulation demonstrator according to claim 4, it is characterized in that: described film seat is hollow cylinder, described diaphragm consists of elasticity vertical piece and half conus elasticus sheet and is that upper end is uncovered, the approximate funnel shaped of lower end closed, the quantity of diaphragm is two, the inboard cylinder of cylinder is affixed with the lateral surface on two circular cone sheet tops respectively, the lateral surface of two vertical pieces closely reclines, thereby the inner chamber of hollow cylinder is plugged.
7. blood-circulation demonstrator according to claim 4, it is characterized in that: described film seat is hollow cylinder, described diaphragm consists of the vertical tabs of elasticity and a smaller part conus elasticus sheet and is that upper end is uncovered, the approximate funnel shaped of lower end closed, the quantity of diaphragm is three, the inboard cylinder of cylinder is affixed with the lateral surface on three circular cone sheet tops respectively, in three tabs in twos adjacent lateral surface closely recline, thereby the inner chamber of hollow cylinder is plugged.
8. a blood-circulation demonstrator, riser one side of support is provided with connected successively atrium demonstration part, ventricle demonstration part, back of the body artery demonstration part, gill capillary demonstration part, vein demonstration part, organizes kapillary demonstration part, it is characterized in that: described demonstration part is hollow body and they form a closed conduct, liquid is housed in pipeline, ventricle demonstration part and atrium demonstration part are all to adopt respectively the cavity of resilient material to form, and the another side of riser is provided with and can makes atrium demonstration part and ventricle demonstration part alternately shrink and the gear train of diastole.
9. the blood-circulation demonstrator of stating according to Claim 8, it is characterized in that: described gear train comprise control lever, with the control lever lower hinge and be fixed on Connection Block on riser, with hinged two contact elements in control lever middle part and lower end, two contact elements contact with atrium demonstration part and ventricle demonstration part respectively through riser.
10. blood-circulation demonstrator according to claim 8 or claim 9, it is characterized in that: described closed conduct is transparent, be equipped with valve demonstration part between two cavitys that atrium demonstration part and ventricle are demonstrated between part, ventricle is demonstrated part, valve demonstration part consists of film seat and two diaphragms, and valve demonstration part can make liquid one-way flowing.
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| CN201310421649.6A CN103456226B (en) | 2013-09-16 | 2013-09-16 | Blood-circulation demonstrator |
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| CN201310421649.6A CN103456226B (en) | 2013-09-16 | 2013-09-16 | Blood-circulation demonstrator |
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| CN106710352A (en) * | 2016-12-29 | 2017-05-24 | 合肥讯创信息科技有限公司 | Pneumatic pulse condition simulation teaching system |
| CN106710411A (en) * | 2016-12-29 | 2017-05-24 | 合肥讯创信息科技有限公司 | Air pressure type pulse condition simulation device |
| CN106710410A (en) * | 2016-12-29 | 2017-05-24 | 合肥讯创信息科技有限公司 | Pulse condition simulation device |
| CN106710409A (en) * | 2016-12-29 | 2017-05-24 | 合肥讯创信息科技有限公司 | Pulse condition simulation teaching system |
| CN106710412A (en) * | 2017-01-03 | 2017-05-24 | 合肥讯创信息科技有限公司 | Traditional Chinese medicine pulse condition model |
| CN106781948A (en) * | 2017-01-03 | 2017-05-31 | 合肥讯创信息科技有限公司 | A kind of Chinese medicine pulse bionic hand |
| CN106781951A (en) * | 2017-01-03 | 2017-05-31 | 合肥讯创信息科技有限公司 | A kind of Chinese medicine pulse tutoring system |
| CN112530253A (en) * | 2020-11-30 | 2021-03-19 | 江苏大学 | Human body pulse condition simulator |
| CN112837592A (en) * | 2021-02-08 | 2021-05-25 | 中国人民解放军联勤保障部队第九〇〇医院 | Atrial fibrillation demonstration model |
| CN112837594A (en) * | 2021-02-08 | 2021-05-25 | 中国人民解放军联勤保障部队第九〇〇医院 | Heart rhythm demonstration model capable of adjusting beating rhythm |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106710352A (en) * | 2016-12-29 | 2017-05-24 | 合肥讯创信息科技有限公司 | Pneumatic pulse condition simulation teaching system |
| CN106710411A (en) * | 2016-12-29 | 2017-05-24 | 合肥讯创信息科技有限公司 | Air pressure type pulse condition simulation device |
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| CN112530253B (en) * | 2020-11-30 | 2022-10-28 | 江苏大学 | Human body pulse condition simulator |
| CN112837592A (en) * | 2021-02-08 | 2021-05-25 | 中国人民解放军联勤保障部队第九〇〇医院 | Atrial fibrillation demonstration model |
| CN112837594A (en) * | 2021-02-08 | 2021-05-25 | 中国人民解放军联勤保障部队第九〇〇医院 | Heart rhythm demonstration model capable of adjusting beating rhythm |
| CN112837594B (en) * | 2021-02-08 | 2024-05-03 | 中国人民解放军联勤保障部队第九〇〇医院 | Rhythm demonstration model capable of adjusting beat rhythm |
| CN112837592B (en) * | 2021-02-08 | 2024-05-03 | 中国人民解放军联勤保障部队第九〇〇医院 | Atrial fibrillation demonstration model |
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