CN207924973U - A kind of device for demonstrating movable metallic using primary battery - Google Patents
A kind of device for demonstrating movable metallic using primary battery Download PDFInfo
- Publication number
- CN207924973U CN207924973U CN201721078497.4U CN201721078497U CN207924973U CN 207924973 U CN207924973 U CN 207924973U CN 201721078497 U CN201721078497 U CN 201721078497U CN 207924973 U CN207924973 U CN 207924973U
- Authority
- CN
- China
- Prior art keywords
- ammeter
- solution bottle
- primary battery
- bulb
- bottle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of devices for demonstrating movable metallic using primary battery, it include bottom plate, the bottom plate top is provided with solution bottle and test system, acidic liquid is filled in the solution bottle, the test system includes the bulb and ammeter being connected in series with each other, it is parallel with voltmeter after the bulb and ammeter series connection, the top of the solution bottle is provided with bottle cap, there are two hollow holes for setting on the bottle cap, two different metal bars are placed in the hollow hole respectively, the bulb, it pops one's head in there are two being separately connected at the both ends of ammeter and the circuit of voltmeter composition, the device that movable metallic is demonstrated using primary battery is easy to operate, the activity that two kinds of metals can directly be compared is strong and weak.
Description
Technical field
The utility model is related to a kind of devices for demonstrating movable metallic using primary battery.
Background technology
Movable metallic refers to metal simple-substance and loses the tendency for being electronically generated metal cation in aqueous solution, belongs to thermodynamics
Scope, using movable metallic, we can compare the oxidation of the strong and weak corresponding cation of the reproducibility of metal in water
Property it is strong and weak, predict the direction of a series of displacement reaction in water.But students when learning to movable metallic part all
, at all not to the intuitive understanding of movable metallic, students pair can only be not easy to by memorize mechanicalling carry out learning and Memory
The learning Content of movable metallic is understood, students difficulty of learning is caused, and learning interest is low, and learning efficiency is poor.
It is disclosed respectively in application No. is the two of 201520677507.0 and 201420672862.4 utility model patent
It is a kind of to demonstrate the device of movable metallic using primary battery, however not side when being tested using the device of this two patents
Just, in addition this two patents are all then to pass through the big of electric current or voltage again using generating electric current between metal bar and carbon-point
It is small to compare the activity of metal.
Utility model content
In view of this, the utility model aim is to provide a kind of activity that is easy to operate, can directly comparing two kinds of metals
Property the strong and weak device that movable metallic is demonstrated using primary battery.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is：
A kind of device for demonstrating movable metallic using primary battery, includes bottom plate, the bottom plate top is provided with solution
Bottle and test system, fill acidic liquid in the solution bottle, the test system includes the bulb being connected in series with each other
And ammeter, it is parallel with voltmeter after the bulb and ammeter series connection, the top of the solution bottle is provided with bottle cap, institute
Hollow hole there are two being arranged on bottle cap is stated, two different metal bars, the bulb, electricity are placed with respectively in the hollow hole
It pops one's head in there are two being separately connected at the both ends of flow table and the circuit of voltmeter composition.
Preferably, the bottom of the solution bottle is identical with oral area size, facilitates and enter metal bar in solution, it is described molten
Liquid bottle is fixed with bottle cap screw, makes its stable structure.
Preferably, the solution bottle bottom, being arranged on the bottom plate fluted, the solution bottle is placed in described recessed
In slot, during using and moving the device, solution bottle is made to be not easy to slide from bottom plate.
Preferably, the bulb, ammeter and voltmeter are all fixed on bottom plate top, make its stable structure, it is described
One end of two probes is electrically connected at the circuit of bulb, ammeter and voltmeter composition, the other end setting of the probe
There is probe, the probe is free end, facilitates experimenter's hand hold transducer, and probe is contacted with metal bar.
Preferably, the acidic liquid in the solution bottle is hydrochloric acid, can also be sulfuric acid or other acid solutions, institute
It is respectively copper rod and zinc bar to state two different metal bars, can also be aluminium bar and silver-colored stick, silver-colored stick and zinc bar etc..
The utility model has the technical effect that following aspect：Due to being provided with band on bottle, there are two hollow holes
Bottle cap, make the liquid in bottle be not easy to splash out, while metal bar can be fixed, experimenter facilitated to operate；Due to acid molten
It is placed with two different metal bars in liquid, and tests system both ends and is connected with probe, can directly compare the work of the two metal
Dynamic property is strong and weak.
Description of the drawings
Fig. 1 is the vertical view of the device that movable metallic is demonstrated using primary battery of the utility model.
Fig. 2 is the side view of the device that movable metallic is demonstrated using primary battery of the utility model.
Specific implementation mode
Below in conjunction with attached drawing, specific embodiment of the present utility model is described in further detail, so that the utility model skill
Art scheme is more readily understood and grasps.
In the present embodiment, it is to be understood that term " centre ", "upper", "lower", " top ", " right side ", " left end ",
" top ", " back side ", " middle part ", etc. instructions orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, only
It is of the invention for ease of description, does not indicate or imply the indicated device or element must have a particular orientation, with spy
Fixed azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, the connection between component or fixed form if not otherwise specified in this embodiment, connection or solid
Determine mode can be fixed by bolt commonly used in the prior art or pin fix or axis pin connection etc. modes, therefore, this
It is no longer described in detail in embodiment.
With reference to figure 1 and Fig. 2, a kind of device for demonstrating movable metallic using primary battery, includes bottom plate 1, the bottom plate 1
Top is provided with solution bottle 2 and test system, 2 bottom of the solution bottle, be arranged on the bottom plate 1 it is fluted, it is described molten
Liquid bottle 2 is placed in the groove, during using and moving the device, solution bottle 2 is made to be not easy to slide from bottom plate 1,
Acidic liquid is filled in the solution bottle 2, the acidic liquid in the solution bottle 2 be hydrochloric acid, can also be sulfuric acid or other
Acid solution, the test system include the bulb 8 being connected in series with each other and ammeter 7, the cathode of the ammeter 7 with
Bulb is connected, and voltmeter 6, the bulb 8,7 and of ammeter are parallel with after the bulb 8 and the series connection of ammeter 7
Voltmeter 6 is all fixed on 1 top of bottom plate, its stable structure, the top of the solution bottle 2 is made to be provided with bottle cap 3, the solution bottle
2 fix with 3 screw of bottle cap, make its stable structure, are arranged on the bottle cap 3 there are two hollow hole 31, and the hollow hole 31 is interior to be divided
It is not placed with two different metal bars, the length of the metal bar is more than the depth of the solution bottle, the mouth of the solution bottle 2
Portion is identical with base diameter, facilitates and metal bar is inserted into acid solution, described two different metal bars are respectively 4 He of copper rod
Zinc bar 5 can also be aluminium bar and silver-colored stick, silver-colored stick and zinc bar etc., the circuit that the bulb 8, ammeter 7 are formed with voltmeter 6
Both ends be separately connected there are two probe 9, it is described two probe 9 one end be electrically connected at bulb 8, ammeter 7 and voltage
The other end of the circuit that table 6 forms, the probe 9 is provided with probe 91, for being contacted with metal bar, is by metal bar and test
System is connected, and the probe 9 is free end, facilitates experimenter to contact probe 91 with metal bar, to test hydrochloric acid solution and copper
The positive and negative anodes for the primary battery that stick 4, zinc bar 5 form, the power of the activity of two kinds of metal bars is judged with this.
Application method：
When experiment, hydrochloric acid solution is poured into solution bottle 2, covers bottle cap 3, copper rod 4 and zinc bar 5 are inserted into bottle cap 3 respectively
On two hollow holes 31 in, the lower end of copper rod 4 and zinc bar 5 is immersed in hydrochloric acid solution, and the top of copper rod 4 and zinc bar 5 protrudes from
The hollow hole holds two probes 9, is used in combination the probe 91 in left side gently to touch copper rod 4, while the probe on right side gently touches
Zinc bar 5 observes the direction of rotation of 7 pointer of ammeter, if ammeter rotates clockwise, illustrates that copper rod is anode, zinc bar is negative
Pole illustrates that the movable metallic of zinc is stronger, and the movable metallic of copper is weaker, and two probes are then contacted one with metal bar
The section time, and observe whether bulb 8 is bright, the reading of read current table 7 and voltmeter 6；If ammeter 7 rotates counterclockwise,
It is then opposite.
The utility model has the technical effect that following aspect：Due to being provided with band on bottle, there are two hollow holes
Bottle cap, make the liquid in bottle be not easy to splash out, while metal bar can be fixed, experimenter facilitated to operate；Due to acid molten
It is placed with two different metal bars in liquid, and tests system both ends and is connected with probe, can directly compare the work of the two metal
Dynamic property is strong and weak.
Certainly, the representative instance of above only the utility model, in addition to this, the utility model can also have other a variety of
Specific implementation mode, all technical solutions formed using equivalent substitution or equivalent transformation all fall within the requires of the utility model protection
Within the scope of.
Claims (5)
1. a kind of device for demonstrating movable metallic using primary battery, includes bottom plate, the bottom plate top is provided with solution bottle
With test system, fill acidic liquid in the solution bottle, the test system include the bulb being connected in series with each other and
It is parallel with voltmeter after ammeter, the bulb and ammeter series connection, it is characterised in that：The top of the solution bottle is arranged
Have a bottle cap, on the bottle cap setting be placed with two different metal bars respectively in the hollow hole there are two hollow hole, it is described
It pops one's head in there are two being separately connected at the both ends of the circuit of bulb, ammeter and voltmeter composition.
2. the device according to claim 1 for demonstrating movable metallic using primary battery, it is characterised in that：The solution bottle
Bottom it is identical with oral area size, the solution bottle is fixed with bottle cap screw.
3. the device according to claim 2 for demonstrating movable metallic using primary battery, it is characterised in that：The solution bottle
Bottom is arranged fluted on the bottom plate, and the solution bottle is placed in the groove.
4. the device according to claim 3 for demonstrating movable metallic using primary battery, it is characterised in that：The electric light
Bubble, ammeter and voltmeter are all fixed on bottom plate top, one end of described two probes be electrically connected at bulb, ammeter with
The other end of the circuit of voltmeter composition, the probe is provided with probe, and the probe is free end.
5. the device according to claim 4 for demonstrating movable metallic using primary battery, it is characterised in that：The solution bottle
Interior acidic liquid is hydrochloric acid, and described two different metal bars are respectively copper rod and zinc bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721078497.4U CN207924973U (en) | 2017-08-28 | 2017-08-28 | A kind of device for demonstrating movable metallic using primary battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721078497.4U CN207924973U (en) | 2017-08-28 | 2017-08-28 | A kind of device for demonstrating movable metallic using primary battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207924973U true CN207924973U (en) | 2018-09-28 |
Family
ID=63612533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721078497.4U Expired - Fee Related CN207924973U (en) | 2017-08-28 | 2017-08-28 | A kind of device for demonstrating movable metallic using primary battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207924973U (en) |
-
2017
- 2017-08-28 CN CN201721078497.4U patent/CN207924973U/en not_active Expired - Fee Related
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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: 20180928 Termination date: 20190828 |