CN207302430U - Eddy flow apparatus for demonstrating - Google Patents
Eddy flow apparatus for demonstrating Download PDFInfo
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- CN207302430U CN207302430U CN201720639738.1U CN201720639738U CN207302430U CN 207302430 U CN207302430 U CN 207302430U CN 201720639738 U CN201720639738 U CN 201720639738U CN 207302430 U CN207302430 U CN 207302430U
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- Prior art keywords
- main
- inlet
- auxiliary
- cylinder
- eddy flow
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Abstract
The utility model discloses a kind of eddy flow apparatus for demonstrating, its key points of the technical solution are that including cylinder, the bottom centre of the cylinder is provided with center outflow port, the bottom periphery of the cylinder is provided with some main flow inlets along the circumferential direction arranged, some main flow inlets uniformly tilt direction, and the gross area of the main flow inlet is more than the gross area of the center outflow port.The problem of the utility model solves the demonstration to eddy flow in existing teaching, and the teaching efficiency that eddy flow bandwagon effect is bad to be brought is bad.
Description
Technical field
The present invention relates to a kind of physics demonstration equipment, more specifically, it is related to a kind of eddy flow apparatus for demonstrating.
Background technology
Teach through lively activities be ancient Roman poet, the writer of literary theory congratulate Lars exist《Poetry》The one of the effect of the related poem of middle proposition
A important insight, i.e. poem should band give people enjoyment and benefit, also tackle reader and advised and instructs, is helpful, understand from literal
Exactly education is expressed in enjoyment.
With the development of society, the subject of today's society also increasingly becomes more meticulous, diversification, cover physics, chemistry, life
The field of thing, medicine etc..Wherein, physics is as a basic studies, and discloses the natural law and utilize the natural law
A basic subject, life and social progress to people bring strong influence, it may be said that nowadays physics affects
The every aspect that we live.
In Junior, student just needs learning physics to gain knowledge, and Physics Course teaching in, teacher be more with
The description of theoretical property explains knowledge to students, and this mode for teaching knowledge excessively limits to, is uninteresting, so as to cause matter of imparting knowledge to students
Measure bad.Wherein, in the course of explanation eddy flow, some teachers show eddy flow for more vivid, can use a mineral spring
Water bottle fills water, then the rocking with strength with hand, so as to produce eddy flow.But this general duration of eddy flow is not grown, from
And cause student can not it is more directly perceived, observe eddy flow for a long time.
The content of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of eddy flow apparatus for demonstrating, it is by holding
The generation eddy flow of continuous property, enables that student is more directly perceived, observes eddy flow for a long time.
To achieve the above object, the present invention provides following technical solution：A kind of eddy flow apparatus for demonstrating, including cylinder, institute
The bottom centre for stating cylinder is provided with center outflow port, the bottom periphery of the cylinder be provided with along the circumferential direction arrange it is some
Main flow inlet, some main flow inlets uniformly tilt direction, and the gross area of the main flow inlet is more than the center outflow port
The gross area.
By using above-mentioned technical proposal, current are sprayed into cylinder from main flow inlet, since the gross area of main flow inlet is big
In the gross area of center outflow port, so inflow is more than water yield, after a period of time, in cylinder can water storage to certain high
Degree, afterwards, keeps water inlet, is in the water in oblique penetrating cylinder due to current, and an annulus is surrounded, so can make cylinder
Eddy flow occurs for interior water, and eddy flow is discharged from center outflow port.The water inlet of continuation is kept, the generation with regard to that can keep continuation is revolved
Stream, enable a viewer to it is more directly perceived, observe eddy flow for a long time.
Preferably, the periphery of the center outflow port is provided with some auxiliary flow inlets along the circumferential direction arranged, and institute
The inner circumferential that auxiliary flow inlet is located at the main flow inlet is stated, the main flow inlet and the gross area for aiding in flow inlet are more than institute
State the gross area of center outflow port.
By using above-mentioned technical proposal, it can produce eddy flow more efficient, and supplement the speed of water faster.
Preferably, the bottom of the cylinder is connected with disk, the disk includes chassis and is arranged on the same face of chassis
Inner ring and outer rings, the main influent stream chamber that is connected with main flow inlet is formed between inner ring and outer shroud, the bottom of main influent stream chamber is provided with
Water main inlet port.
By using above-mentioned technical proposal, water is sprayed from each main flow inlet after entering main influent stream chamber from water main inlet port,
Enter so that water inlet is concentrated by water main inlet port, reduce the pipeline for connecting main flow inlet.
Preferably, being provided with inner ring on the inside of the inner ring, the center outflow port is located at the inner side of the inner ring, described
The auxiliary influent stream chamber connected with the auxiliary flow inlet is formed between inner ring and inner ring, the bottom of the auxiliary influent stream chamber is provided with
Aid in water inlet.
By using above-mentioned technical proposal, water is after auxiliary water inlet entrance auxiliary influent stream chamber from each auxiliary flow inlet
Spray so that water inlet is concentrated by auxiliary water inlet to be entered, and reduces the pipeline for connecting auxiliary flow inlet.
Preferably, the water main inlet port is connected with main water inlet tube, the auxiliary water inlet is connected with auxiliary water inlet pipe, described
Primary throttle valve is provided with main water inlet tube, auxiliary throttle valve is provided with the auxiliary water inlet pipe.
By using above-mentioned technical proposal, can be distinguished by adjusting the uninterrupted of primary throttle valve and auxiliary throttle valve
Adjust the rotary speed and flow of eddy flow.
Preferably, the eddy flow apparatus for demonstrating further includes the sink below the cylinder.
By using above-mentioned technical proposal, the water of discharge can be collected by sink, so as to reach the effect of recycling.
Preferably, the pillar for being used to support cylinder is provided between the sink and cylinder.
By using above-mentioned technical proposal so that gap is formed between cylinder and bottom of gullet, so as to facilitate center to go out stream
The water of mouth discharge can flow out.
Preferably, the sink side is provided with opening.
By using above-mentioned technical proposal, the water discharge of sink is easily facilitated.
In conclusion the present invention has the advantages that compared with the prior art：The present invention easily facilitates observer and holds
Continuous property, intuitively observe eddy flow, and its speed and water size can control.
Brief description of the drawings
Fig. 1 is the axonometric drawing of embodiment；
Fig. 2 is the explosive view of embodiment；
Fig. 3 is the axonometric drawing of the bottom plate of embodiment.
In figure：1st, cylinder；11st, cylinder；12nd, bottom plate；121st, center outflow port；122nd, main flow inlet；123rd, influent stream is aided in
Mouthful；2nd, disk；21st, chassis；22nd, outer shroud；23rd, inner ring；24th, inner ring；25th, influent stream chamber is aided in；26th, main influent stream chamber；27th, aid in into
The mouth of a river；28th, water main inlet port；3rd, sink；4th, bar-shaped trough；5th, main water inlet tube；6th, water inlet pipe is aided in；7th, pillar.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings.
Embodiment：A kind of eddy flow apparatus for demonstrating, referring to Fig. 1, includes sink 3, disk 2 and cylinder 1 successively from the bottom to top.Its
In, cylinder 1 is made of clear material, such as transparent plastic or glass, in order to observe the eddy flow produced in cylinder 1.
Referring to Fig. 2, cylinder 1 includes the cylinder 11 of 1 shape of cylinder and the bottom plate 12 of patty, during the center of bottom plate 12 offers
Heart outflow port 121, the periphery of bottom plate 12 are provided with some main flow inlets 122 along the circumferential direction arranged, some main flow inlets 122
It is unified to tilt direction, be additionally provided between center outflow port 121 and main flow inlet 122 circle along the circumferential direction arrange it is some auxiliary
Flow inlet 123 is helped, auxiliary flow inlet 123 is vertically arranged, and the gross area of main flow inlet 122 and auxiliary flow inlet 123 is more than center
The gross area of outflow port 121.Wherein, thin outside thickness in bottom plate 12 is in step-like, so that convenient install with cylinder 11.The present embodiment
In, the outside diameter of cylinder 11 is 800mm, internal diameter 780mm, a height of 1000mm of cylinder；According to the size design bottom plate 12 of cylinder 11
Size, main flow inlet 122, center outflow port 121 and aid in flow inlet 123 size, the thicker part of bottom plate 12 it is a diameter of
780mm, outside diameter 1000mm, the circle diameter residing for main flow inlet 122 are 600mm, and the aperture of main flow inlet 122 is 40mm,
Its angle of inclination is 45 degree, a diameter of 140mm of center outflow port 121, and the circle diameter residing for auxiliary flow inlet 123 is
300mm, the aperture of main flow inlet 122 is 20mm.
The bottom of cylinder 1 is disk 2, and disk 2 is including chassis 21 and the inner ring 23 being arranged on 21 the same face of chassis and outside
Ring 22, forms the main influent stream chamber 26 connected with main flow inlet 122 between inner ring 23 and outer shroud 22, the bottom of main influent stream chamber 26 is set
There is water main inlet port 28.The inner side of inner ring 23 is provided with inner ring 24, and center outflow port 121 is located at the inner side of inner ring 24, inner ring 23 with
In the auxiliary influent stream chamber 25 connected with auxiliary flow inlet 123 is formed between ring 24, aid in the bottom of influent stream chamber 25 to be provided with auxiliary
Water inlet 27.Water main inlet port 28 is connected with main water inlet tube 5, and auxiliary water inlet 27, which is connected with, aids in water inlet pipe 6, on main water inlet tube 5
It is provided with primary throttle valve（Not shown in figure）, aid in being provided with auxiliary throttle valve on water inlet pipe 6（Not shown in figure）.In the institute of ring 24
The aperture in the hole surrounded is 250mm, and the wall thickness of inner ring 24, inner ring 23 and outer shroud 22 is 10mm, and the internal diameter of inner ring 23 is
500mm, the outside diameter of outer shroud 22 is 1000mm.
The opening of the sink 3 of the lower section of cylinder 1 is connected with bar-shaped trough 4, consequently facilitating the discharge of water.Sink 3 and cylinder 1
Between be provided with the pillar 7 for being used to support cylinder 1, main water inlet tube 5 and auxiliary water inlet pipe 6 are each passed through the bottom of sink 3.It is main into
Water pipe 5 and auxiliary water inlet pipe 6 are connected to water pump（Not shown in figure）Water outlet, the water inlet end of water pump is connected to water tank（Figure
Not shown in）, the water of bar-shaped trough 4 can flow to water tank, therefore it may be constructed the water system of a circulation.
In demonstration, current are sprayed into cylinder 1 from main flow inlet 122 and auxiliary flow inlet 123, due to main flow inlet 122
It is more than the gross area of center outflow port 121 with the gross area of auxiliary flow inlet 123, so inflow is more than water yield, at one section
Between after, in cylinder 1 can water storage to certain altitude, afterwards, water inlet is kept, since the current of main flow inlet 122 are oblique sprays
Enter in the water in cylinder 1, and surround an annulus, so water in cylinder 1 can be made to occur eddy flow, eddy flow is from center outflow port
121 discharges.The water inlet of continuation is kept, the generation eddy flow with regard to that can keep continuation, enables a viewer to more directly perceived, long-time
Observation eddy flow.Also, main flow inlet 122 and auxiliary flow inlet 123 are intake into cylinder 1, and can be led by controlling
Throttle valve and auxiliary throttle valve control the rotary speed of eddy flow and flow.Since main flow inlet 122 is angularly disposed, institute
To control primary throttle valve to control the speed of eddy flow, since auxiliary flow inlet 123 is vertically arranged, so control auxiliary section
Stream valve can control the inflow of eddy flow.
Furthermore it is possible to hollow plastic beads is put into cylinder 1, since its volume is big, quality is small, in tranquil water surface meeting
In floating state, but in the demonstration of the present embodiment, hollow plastic beads will soon be brought into by eddy flow, from the water surface by one
Straight be rotating is attracted to the bottom, and is discharged from center outflow port 121.Since pillar 7 supports cylinder 1, so hollow plastic
Material bead can be flowed out from the bottom of cylinder 1, and be collected in sink 3.
The above is only the preferred embodiment of the present invention, and protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art
Those of ordinary skill for, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (8)
- A kind of 1. eddy flow apparatus for demonstrating, it is characterised in that：Including cylinder (1), the bottom centre of the cylinder (1) is provided with center Outflow port (121), the bottom periphery of the cylinder (1) is provided with some main flow inlets (122) along the circumferential direction arranged, some The main flow inlet (122) is unified to tilt direction, and the gross area of the main flow inlet (122) is more than the center outflow port (121) the gross area.
- 2. eddy flow apparatus for demonstrating according to claim 1, it is characterised in that：The periphery of the center outflow port (121) is set Some auxiliary flow inlets (123) along the circumferential direction arranged are equipped with, and the auxiliary flow inlet (123) is located at the main flow inlet (122) gross area of inner circumferential, the main flow inlet (122) and the auxiliary flow inlet (123) is more than the center outflow port (121) the gross area.
- 3. eddy flow apparatus for demonstrating according to claim 2, it is characterised in that：The bottom of the cylinder (1) is connected with disk (2), the disk (2) includes chassis (21) and the inner ring (23) and outer shroud (22) that are arranged on chassis (21) the same face, inner ring (23) the main influent stream chamber (26) connected with main flow inlet (122) is formed between outer shroud (22), the bottom of main influent stream chamber (26) is set It is equipped with water main inlet port (28).
- 4. eddy flow apparatus for demonstrating according to claim 3, it is characterised in that：Inner ring is provided with the inside of the inner ring (23) (24), the center outflow port (121) is located at the inner side of the inner ring (24), is formed between the inner ring (23) and inner ring (24) The auxiliary influent stream chamber (25) connected with the auxiliary flow inlet (123), the bottom of the auxiliary influent stream chamber (25) are provided with auxiliary Water inlet (27).
- 5. eddy flow apparatus for demonstrating according to claim 4, it is characterised in that：The water main inlet port (28) is connected with main water inlet To manage (5), the auxiliary water inlet (27) is connected with auxiliary water inlet pipe (6), and primary throttle valve is provided with the main water inlet tube (5), Auxiliary throttle valve is provided with the auxiliary water inlet pipe (6).
- 6. eddy flow apparatus for demonstrating according to claim 1, it is characterised in that：The eddy flow apparatus for demonstrating is further included positioned at institute State the sink (3) below cylinder (1).
- 7. eddy flow apparatus for demonstrating according to claim 6, it is characterised in that：Set between the sink (3) and cylinder (1) It is useful for the pillar (7) of support cylinder (1).
- 8. eddy flow apparatus for demonstrating according to claim 7, it is characterised in that：Sink (3) side is provided with opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720639738.1U CN207302430U (en) | 2017-06-03 | 2017-06-03 | Eddy flow apparatus for demonstrating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720639738.1U CN207302430U (en) | 2017-06-03 | 2017-06-03 | Eddy flow apparatus for demonstrating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207302430U true CN207302430U (en) | 2018-05-01 |
Family
ID=62449310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720639738.1U Expired - Fee Related CN207302430U (en) | 2017-06-03 | 2017-06-03 | Eddy flow apparatus for demonstrating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207302430U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106991881A (en) * | 2017-06-03 | 2017-07-28 | 北京黄金池科技有限公司 | Eddy flow apparatus for demonstrating |
-
2017
- 2017-06-03 CN CN201720639738.1U patent/CN207302430U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106991881A (en) * | 2017-06-03 | 2017-07-28 | 北京黄金池科技有限公司 | Eddy flow apparatus for demonstrating |
| CN106991881B (en) * | 2017-06-03 | 2024-04-30 | 中恒汇载(北京)新能源科技有限公司 | Swirl demonstrating device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180501 Termination date: 20200603 |