CN207319570U - Hydrodynamic force is pollution-free concept ship demonstration model for teaching - Google Patents

Abstract

There is provided a kind of hydrodynamic force pollution-free concept ship demonstration model for teaching, with combining the hull that blend compounds band rolls by three empty plastic bottles, above three sky plastic bottle two of which screws bottle cap and horizontal Tile is arranged in parallel, another bottleneck is sandwiched between two parallel empty plastic bottles vertically upward, the winding of blend compounds band fixes to clamp vertical empty plastic bottle to be made among both, the L-type suction pipe stretched out from bottom of bottle side wall outside bottle is equipped with vertical empty plastic bottle body, L-type pipette tip is equipped with funnel, bottom is connected with a rigid plastics short tube perforation positioned at hull bottom rear portion, the empty coplanar setting in plastic bottle bottom that vertical empty plastic bottle bottom is arranged in parallel with two horizontal Tiles.The utility model pours into water from short tube outflow at a high speed along funnel, promotes hull to roll away from forward using the reaction force of water, simple, directly perceived, tool as ground displaying, can deepen student and understand and grasp, have much religion meaning environmentally protective theory.

Description

Hydrodynamic force is pollution-free concept ship demonstration model for teaching

Technical field

The utility model category demonstration model for teaching technical field, and in particular to a kind of pollution-free concept ship teaching of hydrodynamic force is drilled Representation model.

Background technology

With the continuous development of industrial age, the seriousness of pollution problem increasingly highlights, therefore in recent years, environmentally protective Theory is increasingly permeates among the works of industrial designers.But how by the use of clean regenerative resource as Power, it is rationally and effectively promoted the well-being of mankind, and is always the problem of needing constantly to explore and be more abstracted.In order to will be environmentally protective Theory preferably understood and mastered by students, it is necessary to simple in structure by some, it is of low cost, and can show at a glance The wherein demonstration model for teaching of action principle, to be embodied the problem of helping students to be abstracted complexity, to more fully understand With grasp basic principle therein, it is proposed that following technical solution.

Utility model content

The technical problem that the utility model solves：There is provided a kind of hydrodynamic force pollution-free concept ship demonstration model for teaching, pass through Hydrodynamic force made of the efficient combination of common items in the daily life such as beverage bottle, adhesive tape, suction pipe, rigid plastics short tube, funnel Pollution-free concept ship model, substantial amounts of water is poured into from funnel, and water is by gravity along suction pipe from top to bottom and finally through ship The plastic tubulature at bottom sprays at a high speed, promotes hull to roll away from forward using the reaction force of water, simple in structure, lower cost for material, The student of primary grades also can voluntarily complete entirely to make, can be by environmentally protective theory without any industrial pollution and energy consumption Simply, intuitively, tool as ground show, deepen student understand and grasp, have much religion meaning.

The technical solution adopted in the utility model：Hydrodynamic force is pollution-free concept ship demonstration model for teaching, has hull, described Hull, which by three empty plastic bottles combine blend compounds band, to be rolled and forms, and above three sky plastic bottle two of which screws bottle cap and level Side by side parallel is set, another bottleneck is sandwiched between two parallel empty plastic bottles vertically upward, and the adhesive tape is rotating around two Parallel empty plastic bottle two winds and fixes to clamp vertical empty plastic bottle the hull is made among both, its In, one is equipped with vertical empty plastic bottle body the L-type suction pipe stretched out outside bottle, the L-type pipette tip are visited from bottom of bottle side wall It is connected with the funnel lower end liquid outlet perforation arranged on bottle mouth position, the L-type suction pipe bottom is visited from bottom of bottle side wall stretches out going out outside bottle The rigid plastics short tube perforation that liquid mouth is used for discharge opeing with one is connected, and the rigid plastics short tube is located at the bottom rear portion of hull, The empty coplanar setting in plastic bottle bottom that the vertical empty plastic bottle bottom is arranged in parallel with two horizontal Tiles.

The empty mineral water bottle that the sky plastic bottle is 300-350ml；The adhesive tape is the transparent adhesive tape of 48mm or 50mm width Band, the plastic suction pipe that the L-type suction pipe is the 5mm that nozzle diameter is；The funnel is the modeling of a diameter of 40-50mm of upper end opening Funnel；The nozzle diameter of the rigid plastics short tube is 5mm.

The utility model compared with prior art the advantages of：

1st, the demonstration model for teaching directly purchases cost less than ten yuan, is such as made of discarded object, takes no more than five yuan, both Can directly purchasing with low fund input, for the area of teaching aid insufficient funds from far-off regions, can also self manufacture form, structure Very simple, the practical operation that can especially start is made, but still tool education more economic compared with other professional teaching models and demonstration meaning Justice, environmentally protective theory can preferably be taught and be presented to student；

2nd, after this programme floating is put in water, substantial amounts of water is poured into from funnel, water is acted on by gravity and atmospheric pressure Flowed from top to bottom along suction pipe and finally the rigid plastics short tube through hull bottom sprays at a high speed, utilize the reaction force propelling ship of water Body rolls away from forward, and overall process is consumed without any oily electric energy, environmentally protective without any moving parts, is highly suitable for cleaning The teaching demonstration of energy source green and environment-friendly theory uses.

Brief description of the drawings

Fig. 1 is the utility model dimensional structure diagram；

Fig. 2 is the perspective structure schematic diagram of vertical empty plastic bottle in Fig. 1；

Fig. 3 is the left side perspective structure schematic diagram of Fig. 2.

Embodiment

1-3 describes a kind of embodiment of the utility model below in conjunction with the accompanying drawings.

Hydrodynamic force is pollution-free concept ship demonstration model for teaching, has hull, and the hull is combined simultaneously by three empty plastic bottles 1 Rolled and formed with adhesive tape 2.Empty plastic bottle is selected, throwing can float on waterborne naturally after the water surface.Above three sky plastic bottle 1, Two of which screws bottle cap and horizontal Tile is arranged in parallel, and to play the role of main buoyant support body, another bottleneck is upward It is sandwiched in vertically between two parallel empty plastic bottles 1, with provided for hydrodynamic source must on the premise of buoyancy is equally provided The support guide wanted, and the chief component of hull is formed, farthest to simplify the structure with lightweight apparatus for demonstrating, And play the optimum efficiency that simulation " hull " floats on the water surface.Then, the adhesive tape 2 is rotating around two parallel empty plastic bottles 1 Two winds and fixes to clamp vertical empty plastic bottle 1 among both so that the hull (as shown in Figure 1) is made.Further Ground, vertical 1 bottle of empty plastic bottle is interior to be equipped with a L-type suction pipe 3 visited from bottom of bottle side wall outside stretching bottle, is led with L-type suction pipe 3 Stream, material is simple, and nozzle diameter is just suitable, is used cooperatively with funnel 4, facilitates the high speed of current to flow out, the L-type suction pipe 3 Top is connected with the 4 lower end liquid outlet perforation of funnel arranged on bottle mouth position, specifically, can be by gluing or with the winding bonding of adhesive tape 2 Mode be connected, 3 bottom of L-type suction pipe from bottom of bottle side wall visit stretch out bottle outside liquid outlet with one for discharge opeing rigid plastics The perforation of short tube 5 is connected.In advance, can match in the 1 bottom of bottle side wall system one of empty plastic bottle being vertically arranged with 3 diameter of L-type suction pipe Through hole, then passes through 3 bottom of L-type suction pipe from the through hole, in order to be consistent with Ship Structure, the rigid plastics short tube 5 are located at the bottom rear portion of hull, that is, drilling is for L-type at the position for the 1 bottom of bottle side wall 1-1.5cm high of empty plastic bottle being vertically arranged Suction pipe 3 passes through.In order to stablize the center of gravity of hull, what vertical 1 bottom of bottle of empty plastic bottle was arranged in parallel with two horizontal Tiles The coplanar setting in empty 1 bottom of plastic bottle.Preferably, the empty mineral water bottle that the empty plastic bottle 1 is 300-350ml；The adhesive tape 2 is The adhesive tape of 48mm or 50mm width, the plastic suction pipe that the L-type suction pipe 3 is the 5mm that nozzle diameter is；The funnel 4 is The plastic funnel of a diameter of 40-50mm of upper end opening；The nozzle diameter of the rigid plastics short tube 5 is 5mm.

The demonstration model for teaching directly purchases cost less than ten yuan, is such as made of discarded object, takes no more than five yuan, both may be used With directly purchasing for low fund input, for the area of teaching aid insufficient funds from far-off regions, can also self manufacture form, structure is non- Often simple, the practical operation that can especially start is made, but still tool education more economic compared with other professional teaching models and demonstration meaning, Environmentally protective theory can preferably be imparted to student；By its integral manufacturing it is good after, be positioned over the water surface, device integrally can be direct Float in water, then pour into substantial amounts of water from funnel 4, water by gravity and atmospheric pressure effect along L-type suction pipe 3 from upper To lower flowing and finally the rigid plastics short tube 5 through hull bottom sprays at a high speed, promotes hull to roll away from forward using the reaction force of water, Overall process is consumed without any oily electric energy, environmentally protective without any moving parts, and it is environmentally protective to be highly suitable for clean energy resource The teaching demonstration of theory uses, and the student of primary grades also can voluntarily complete entirely to make, without any industrial pollution and energy consumption, Environmentally protective theory as ground displaying, can be deepened student and understand and grasp, have much religion meaning simple, directly perceived, tool.

The preferred embodiment of above-described embodiment, simply the utility model, is not used for limiting the utility model practical range, Therefore all equivalence changes done with content described in the utility model claims, the utility model claims model should all be included in Within enclosing.

Claims (2)

1. hydrodynamic force is pollution-free concept ship demonstration model for teaching, has hull, it is characterised in that：The hull is by three empty plastics Bottle (1) combination blend compounds band (2), which is rolled, to be formed, and above three sky plastic bottle (1) two of which screws bottle cap and horizontal Tile is put down Row is set, another bottleneck is sandwiched between two parallel empty plastic bottles (1) vertically upward, and the adhesive tape (2) is rotating around two Parallel empty plastic bottle (1) two winds and fixes to clamp vertical empty plastic bottle (1) among both so that the ship is made Body, wherein, one is equipped with vertical empty plastic bottle (1) bottle the L-type suction pipe (3) stretched out outside bottle, the L are visited from bottom of bottle side wall Type suction pipe (3) top is connected with funnel (4) lower end liquid outlet perforation arranged on bottle mouth position, and L-type suction pipe (3) bottom is from bottom of bottle Side wall, which is visited the liquid outlet stretched out outside bottle and penetrated through with a rigid plastics short tube (5) for being used for discharge opeing, to be connected, and the rigid plastics is short Pipe (5) is located at the bottom rear portion of hull, the empty modeling that vertical empty plastic bottle (1) bottom of bottle is arranged in parallel with two horizontal Tiles Expect the coplanar setting in bottle (1) bottom.

2. the pollution-free concept ship demonstration model for teaching of hydrodynamic force according to claim 1, it is characterised in that：The sky plastics Bottle (1) is the empty mineral water bottle of 300-350ml；The adhesive tape (2) is the adhesive tape of 48mm or 50mm width, and the L-type is inhaled Manage the plastic suction pipe that (3) are the 5mm that nozzle diameter is；The plastics that the funnel (4) is a diameter of 40-50mm of upper end opening leak Bucket；The nozzle diameter of the rigid plastics short tube (5) is 5mm.