CN209591230U - A kind of mathematics teaching aid - Google Patents
A kind of mathematics teaching aid Download PDFInfo
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- CN209591230U CN209591230U CN201821799978.9U CN201821799978U CN209591230U CN 209591230 U CN209591230 U CN 209591230U CN 201821799978 U CN201821799978 U CN 201821799978U CN 209591230 U CN209591230 U CN 209591230U
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- water
- placing tube
- feeding tank
- pipe
- water feeding
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Abstract
The utility model relates to a kind of mathematics teaching aids, including pedestal, base upper surface is vertically arranged with vertical plate, horizontal array is provided with several groups measurement component on front side of vertical plate, rear side is provided with water supply component, siphon pipe is provided between measurement component and water supply component, horizontal connection component is provided between several measurement components, measuring component includes collection bucket, placing tube and graduated cylinder, placing tube is fixed inside collection bucket, placing tube bottom has been transversely and horizontally set horizontal tube, water supply component includes water feeding tank, water inlet pipe and exhaust pipe, water inlet pipe and exhaust pipe are respectively positioned at the top of water feeding tank and are connected to water feeding tank, siphon pipe one end passes through at the top of water feeding tank and is located at bottom in water feeding tank, the other end climbs over the either flush of vertical plate and its end face and placing tube, level connection component is made of communicating pipe and several third valves.The utility model provides the mathematics teaching aid of a kind of intuitive display, precise measurement solid volume.
Description
Technical field
The utility model belongs to mathematical education apparatus field, and in particular to a kind of mathematics teaching aid.
Background technique
Solid geometry is the important branch of mathematics, and comparing calculation volume is needed during learning solid geometry, existing
Although there is the model of various solids in teaching aid, the volume of solid can not be intuitively shown, be unfavorable for student and understand, and with
The interactivity of student is poor, can do nothing to help student and enhances memory, reduces quality of instruction.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, a kind of intuitive display, precise measurement geometry are provided
The mathematics teaching aid of body volume.
To achieve the above object, the technical scheme adopted by the utility model is
A kind of mathematics teaching aid, including pedestal, the pedestal are in rectangle, are provided with drawer in pedestal, base upper surface is vertical
It is provided with vertical plate, horizontal array is provided with several groups measurement component on front side of the vertical plate, rear side is provided with water supply component, the survey
It is provided with siphon pipe between amount component and water supply component, horizontal connection component is provided between several measurement components；
The measurement component includes collection bucket, placing tube and graduated cylinder, and the collection bucket lower part is funnel-shaped, top and vertical plate
Front side is fixedly connected, and the placing tube is fixed inside collection bucket, and placing tube is in the cylindrical shape of upper end opening, placing tube bottom
Portion has been transversely and horizontally set horizontal tube, and described horizontal tube one end is connected to placing tube, other end hermetically passing collection bucket and vertical plate,
The graduated cylinder is placed on base upper surface and is located at below collection bucket；
The water supply component includes water feeding tank, water inlet pipe and exhaust pipe, and the water feeding tank is the cabinet of sealing, and water feeding tank is solid
Fixed to be arranged on rear side of vertical plate, the water inlet pipe and exhaust pipe are respectively positioned at the top of water feeding tank and are connected to water feeding tank, set on water inlet pipe
It is equipped with the first valve, water inlet pipe is connected to tap water pipe line, the second valve is provided on exhaust pipe；
The siphon pipe is in " n " shape, and siphon pipe one end passes through at the top of water feeding tank and is located at bottom, the other end in water feeding tank and turns over
The either flush of vertical plate and its end face and placing tube is crossed, siphon pipe and water feeding tank are tightly connected；
The horizontal connection component is made of communicating pipe and several third valves, and the communicating pipe is closed at both ends, middle part
It is connected to horizontal tube, is provided with third valve between two adjacent horizontal tubes on communicating pipe.
Further, several connecting rods, described connecting rod one end and receipts are evenly distributed between the collection bucket and placing tube
Collection bucket is fixedly connected, the other end is fixedly connected with placing tube.
Further, the graduated cylinder is the tubular of upper end opening made of transparent material, is provided with scale on graduated cylinder outer wall.
Further, the bottom surface of the collection bucket is higher than the top surface of graduated cylinder.
Further, the bottom surface of the water feeding tank is higher than the top surface of placing tube.
Further, one of them described placing tube top is provided with discount vibram outlet shape top plate, and siphon pipe passes through the top plate, institute
The end face for stating siphon pipe is concordant with top plate lower surface.
The beneficial effects of the utility model are:
1. the utility model horizontal array is provided with several measurement components, when measurement, water is filled in Xiang Suoyou placing tube,
Different solids is put into different placing tubes again, the water in placing tube overflows and enters graduated cylinder through collection bucket, from graduated cylinder
Scale on read the volume for overflowing water, intuitive display, and can compare the volume size of different solids is conducive to student
Understand, helps student to enhance memory, improve the quality of teaching.
2. water supply component is arranged on rear side of the vertical plate of the utility model, water supply component is connect by siphon pipe with placing tube, to
It in placing tube when water filling, first passes through water inlet pipe and is filled the water into water feeding tank, at this time the second valve closure on exhaust pipe, running water pipe
The pressure on road makes water flow into placing tube by siphon pipe, when there are flowing out in siphon pipe, opens the second valve, the pressure in water feeding tank
Power is equal with atmospheric pressure, and when placing tube fills water, the liquid level in placing tube outreaches and closes the water outlet port of siphon pipe,
Due to siphon principle, the water in placing tube is not overflowed, and extra water is stored in water feeding tank, closes the stopping of the first valve at this time
It supplies water；It is convenient accurately to fill water in placing tube and do not spill over, without liquid level in moment concern placing tube, improve this
The practicability of utility model and the accuracy of measurement.
3. it is provided with horizontal connection component between several measurement components of the utility model, when being filled the water into placing tube,
Because each placing tube lower part is connected to, the liquid level in each placing tube is consistent, closes after filling water in placing tube
Third valve is closed, each placing tube is again mutually non-interference, facilitates the volume of the multiple and different solids of precise measurement and compares.
Detailed description of the invention
Fig. 1 is a kind of structural scheme of mechanism of mathematics teaching aid of the utility model.
Fig. 2 is a kind of right view of Fig. 1 of mathematics teaching aid of the utility model.
Fig. 3 is a kind of left view of Fig. 1 of mathematics teaching aid of the utility model.
Fig. 4 is a kind of top view of Fig. 1 of mathematics teaching aid of the utility model.
Fig. 5 is cross-sectional view at A-A in a kind of Fig. 1 of mathematics teaching aid of the utility model.
Fig. 6 is cross-sectional view at B-B in a kind of Fig. 2 of mathematics teaching aid of the utility model.
Numbering in the drawing are as follows: 1 is pedestal, and 2 be drawer, and 3 be vertical plate, and 4 be siphon pipe, and 5 be collection bucket, and 6 be placing tube, 7
For graduated cylinder, 8 be horizontal tube, and 9 be water feeding tank, and 10 be water inlet pipe, and 11 be exhaust pipe, and 12 be the first valve, and 13 be the second valve, 14
It is third valve for communicating pipe, 15,16 be connecting rod, and 17 be top plate.
Specific embodiment
Specific embodiment of the present utility model is described in detail with reference to the accompanying drawing.
As shown in Fig. 1 ~ Fig. 6, a kind of mathematics teaching aid, including pedestal 1, the pedestal 1 are in rectangle, are provided with pumping in pedestal 1
Drawer 2,1 upper surface of pedestal are vertically arranged with vertical plate 3, and the 3 front side horizontal array of vertical plate is provided with several measurement components, rear side
It is provided with water supply component, is provided with siphon pipe 4 between measurement component and the water supply component, is arranged between several measurement components
There is horizontal connection component；
The measurement component includes collection bucket 5, placing tube 6 and graduated cylinder 7,5 lower part of collection bucket is funnel-shaped, top with
It being fixedly connected on front side of vertical plate 3, the placing tube 6 is fixed inside collection bucket 5, and placing tube 6 is in the cylindrical shape of upper end opening,
6 bottom of placing tube has been transversely and horizontally set horizontal tube 8, and described 8 one end of horizontal tube is connected to placing tube 6, other end hermetically passing
Collection bucket 5 and vertical plate 3, the graduated cylinder 7 are placed on 1 upper surface of pedestal and are located at 5 lower section of collection bucket；
The water supply component includes water feeding tank 9, water inlet pipe 10 and exhaust pipe 11, and the water feeding tank 9 is the cabinet of sealing, is supplied
Water tank 9 is fixed at 3 rear side of vertical plate, and the water inlet pipe 10 and exhaust pipe 11 are respectively positioned on 9 top of water feeding tank and connect with water feeding tank 9
It is logical, the first valve 12 is provided on water inlet pipe 10, water inlet pipe 10 is connected to tap water pipe line, the second valve is provided on exhaust pipe 11
Door 13；
The siphon pipe 4 is in " n " shape, and 4 one end of siphon pipe passes through the top of water feeding tank 9 and is located at bottom in water feeding tank 9, another
End climbs over the either flush of vertical plate 3 and its end face and placing tube 6, and siphon pipe 4 and water feeding tank 9 are tightly connected；
The horizontal connection component is made of communicating pipe 14 and several third valves 15, the communicating pipe 14 liang of end seals
Close, middle part is connected to horizontal tube 8, be provided with third valve 15 between two adjacent horizontal tubes 8 on communicating pipe 14.
Graduated cylinder 7 and various geometric moulds can be placed in drawer 2, the density of geometric mould is greater than the density of water.
In order to optimize product structure, in the present embodiment, several are evenly distributed between the collection bucket 5 and placing tube 6
Connecting rod 16, described 16 one end of connecting rod is fixedly connected with collection bucket 5, the other end is fixedly connected with placing tube 6.
Advanced optimize product structure, in the present embodiment, the graduated cylinder 7 is the cylinder of upper end opening made of transparent material
Shape is provided with scale on 7 outer wall of graduated cylinder.
In order to pick and place graduated cylinder 7, the bottom surface of the collection bucket 5 is higher than the top surface of graduated cylinder 7.
In order to guarantee that the water energy in water feeding tank 9 flows into placing tube 6 via siphon pipe 4, the bottom surface of the water feeding tank 9 is higher than
The top surface of placing tube 6.
For stationary siphon 4 and ensure that siphon pipe 4 connects end face and 6 either flush of placing tube of placing tube 6, wherein one
A 6 top of the placing tube is provided with discount vibram outlet shape top plate 17, and siphon pipe 4 passes through the top plate 17, the end face of the siphon pipe 4 with
17 lower surface of top plate is concordant.
It is filled the water into water feeding tank 9 in use, first opening the first valve 12 by water inlet pipe 10, at this time the on exhaust pipe 11
Two valves 13 closure, the pressure of tap water pipe line makes water flow into placing tube 6 by siphon pipe 4, when there are flowing out in siphon pipe 4,
The second valve 13 is opened, the pressure in water feeding tank 9 is equal with atmospheric pressure, the liquid level when placing tube 6 fills water, in placing tube 6
The water outlet port for outreaching and closing siphon pipe 4, due to siphon principle, the water in placing tube 6 is not overflowed, extra water storage
There are in water feeding tank 9, close the first valve 12 at this time to stop supplying water；It is convenient accurately to fill water in placing tube 6 and do not spill over,
Without liquid level in moment concern placing tube 6, the practicability of the utility model and the accuracy of measurement are improved；To placing tube
In 6 when water filling, because 6 lower part of each placing tube is connected to, the liquid level in each placing tube 6 is consistent, when placing tube 6
Third valve 15 is closed after inside filling water, each placing tube 6 is again mutually non-interference, facilitates the multiple and different solids of precise measurement
Volume simultaneously compares；When filling water in placing tube 6, different solids is put into different placing tubes 6, placing tube 6
Interior water overflows and enters graduated cylinder 7 through collection bucket 5, the volume of reading spilling water from the scale of graduated cylinder 7, intuitive display, and
The volume size that different solids can be compared is conducive to student's understanding, helps student to enhance memory, improve the quality of teaching.
The embodiment of the above, the only preferred embodiment of the utility model not limit the utility model
Practical range, therefore all equivalent change or modifications done according to structure, feature and principle described in the utility model patent range,
It should be included in present utility model application the scope of the patents.
Claims (6)
1. a kind of mathematics teaching aid, including pedestal (1), the pedestal (1) is in rectangle, is provided with drawer (2), pedestal in pedestal (1)
(1) upper surface is vertically arranged with vertical plate (3), which is characterized in that horizontal array is provided with several groups measurement on front side of the vertical plate (3)
Component, rear side are provided with water supply component, are provided with siphon pipe (4) between measurement component and the water supply component, several measurements
Horizontal connection component is provided between component；
The measurement component includes collection bucket (5), placing tube (6) and graduated cylinder (7), collection bucket (5) lower part is funnel-shaped, on
It is fixedly connected on front side of portion and vertical plate (3), the placing tube (6) is fixed at collection bucket (5) inside, and placing tube (6) is in upper end
The cylindrical shape of opening, placing tube (6) bottom have been transversely and horizontally set horizontal tube (8), described horizontal tube (8) one end and placing tube
(6) connection, other end hermetically passing collection bucket (5) and vertical plate (3), the graduated cylinder (7) are placed on pedestal (1) upper surface and are located at
Below collection bucket (5)；
The water supply component includes water feeding tank (9), water inlet pipe (10) and exhaust pipe (11), and the water feeding tank (9) is the case of sealing
Body, water feeding tank (9) are fixed on rear side of vertical plate (3), and the water inlet pipe (10) and exhaust pipe (11) are respectively positioned on water feeding tank (9) top
It portion and is connected to, is provided on water inlet pipe (10) the first valve (12), water inlet pipe (10) is connected to running water pipe with water feeding tank (9)
Road is provided with the second valve (13) on exhaust pipe (11)；
The siphon pipe (4) be in " n " shape, siphon pipe (4) one end pass through water feeding tank (9) at the top of and be located at water feeding tank (9) interior bottom,
The other end climbs over the either flush of vertical plate (3) and its end face and placing tube (6), and siphon pipe (4) and water feeding tank (9) are tightly connected；
The horizontal connection component is made of communicating pipe (14) and several third valves (15), (14) two end seal of communicating pipe
Close, middle part is connected to horizontal tube (8), be provided with third valve (15) between two adjacent horizontal tubes (8) on communicating pipe (14).
2. a kind of mathematics teaching aid according to claim 1, which is characterized in that between the collection bucket (5) and placing tube (6)
It is evenly distributed in several connecting rods (16), described connecting rod (16) one end is fixedly connected with collection bucket (5), the other end and placing tube
(6) it is fixedly connected.
3. a kind of mathematics teaching aid according to claim 1, which is characterized in that the graduated cylinder (7) is made of transparent material
The tubular of upper end opening is provided with scale on graduated cylinder (7) outer wall.
4. a kind of mathematics teaching aid according to claim 1, which is characterized in that the bottom surface of the collection bucket (5) is higher than graduated cylinder
(7) top surface.
5. a kind of mathematics teaching aid according to claim 1, which is characterized in that the bottom surface of the water feeding tank (9), which is higher than, places
The top surface of cylinder (6).
6. a kind of mathematics teaching aid according to claim 1, which is characterized in that one of them described placing tube (6) top is set
It is equipped with discount vibram outlet shape top plate (17), siphon pipe (4) passes through the top plate (17), under the end face and top plate (17) of the siphon pipe (4)
Flush.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821799978.9U CN209591230U (en) | 2018-11-02 | 2018-11-02 | A kind of mathematics teaching aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821799978.9U CN209591230U (en) | 2018-11-02 | 2018-11-02 | A kind of mathematics teaching aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209591230U true CN209591230U (en) | 2019-11-05 |
Family
ID=68376158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821799978.9U Active CN209591230U (en) | 2018-11-02 | 2018-11-02 | A kind of mathematics teaching aid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209591230U (en) |
-
2018
- 2018-11-02 CN CN201821799978.9U patent/CN209591230U/en active Active
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