CN206789127U - The catalysis characteristics apparatus for demonstrating of enzyme - Google Patents
The catalysis characteristics apparatus for demonstrating of enzyme Download PDFInfo
- Publication number
- CN206789127U CN206789127U CN201720447016.6U CN201720447016U CN206789127U CN 206789127 U CN206789127 U CN 206789127U CN 201720447016 U CN201720447016 U CN 201720447016U CN 206789127 U CN206789127 U CN 206789127U
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- China
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- enzyme liquid
- tube
- equivalent
- piston rod
- fecl3 solution
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Abstract
It the utility model is related to a kind of catalysis characteristics apparatus for demonstrating of enzyme.Its technical scheme is：Two conical flasks that equivalent hydrogenperoxide steam generator is housed are connected in the both sides of U-tube, equivalent adder is provided with the top of U-tube, equivalent adder is by being connected to two conical flasks communicating pipe, bottle is divided into enzyme liquid bottle and FeCl3 solution bottles by dividing plate, piston rod is respectively equipped with enzyme liquid bottle and FeCl3 solution bottles, the bottom connection piston of piston rod, the top connection press handle of piston rod, adding tube is provided with the right side of the lower left side of enzyme liquid bottle and the bottom of FeCl3 solution bottles.The beneficial effects of the utility model are：It is simple to operate, it is convenient, it is vivider intuitively to reflect the speed that gas is produced in conical flask and the total amount for producing gas, the enzyme liquid and FeCl3 solution of equivalent can be added, avoid enzyme liquid and FeCl3 solution additions inconsistent, make observe contrast experiment's phenomenon indifference XOR difference unobvious and cause the failure of an experiment, improve experiment accuracy.
Description
Technical field
It the utility model is related to a kind of teaching demonstration apparatus, the catalysis characteristics apparatus for demonstrating of more particularly to a kind of enzyme.
Background technology
In high school biology teaching, tested by " compare the decomposition of hydrogen peroxide at different conditions ", it was demonstrated that peroxide
Changing hydrogen enzyme has catalytic action, and by compared with organic catalyst FeCl3, it was demonstrated that the catalytic efficiency of enzyme is higher.Herein
In experiment, simply the number of bubbles caused by observation test tube is how many and the fierce degree of fragrant incense burning has been carried out tentatively to problem
Judge, it is impossible to which gas production rate is fast with slow in accurate judgement experiment, if the experiment material selected in experiment（As liver is ground
Grinding fluid or the extract solution of potato）The conditions such as stale, temperature, pH are not suitable for, and catalase activity can be caused to decline, make sight
Contrast experiment's phenomenon indifference XOR difference unobvious for observing and cause the failure of an experiment.Also, it can not compare under this experiment condition
The more of gas gross are produced in whole course of reaction with few, it is to change chemical reaction that cannot intuitively disclose enzyme as catalyst
Speed and the characteristics of chemical balance can not be changed, and when demonstrating, because enzyme liquid and FeCl3 solution are added respectively, cause enzyme
Liquid and FeCl3 solution additions are inconsistent, make observe contrast experiment's phenomenon indifference XOR difference unobvious and cause to test
Failure.
The content of the invention
The purpose of this utility model is aiming at drawbacks described above existing for prior art, there is provided a kind of catalysis characteristics of enzyme is drilled
Showing device, it is vivider intuitively to reflect the speed that gas is produced in conical flask and the total amount for producing gas, and can add
The enzyme liquid and FeCl3 solution of amount.
Its technical scheme is：Including conical flask, U-tube, bend pipe, communicating pipe, equivalent adder, connect in the both sides of U-tube
Two conical flasks that equivalent hydrogenperoxide steam generator is housed are connect, conical flask is connected with U-tube by bend pipe, set on the top of U-tube
Have an equivalent adder, equivalent adder by being connected to two conical flasks communicating pipe, the equivalent adder include bottle, every
Plate, piston rod, piston, press handle, adding tube, bottle are divided into enzyme liquid bottle and FeCl3 solution bottles by dividing plate, in enzyme liquid bottle and
Piston rod, the bottom connection piston of piston rod, the top connection press handle of piston rod, in enzyme are respectively equipped with FeCl3 solution bottles
The lower left side of liquid bottle on the right side of the bottom of FeCl3 solution bottles with being provided with adding tube.
Above-mentioned piston rod is structure as a whole with press handle, and press handle drives the piston rod in enzyme liquid bottle and FeCl3 solution bottles
Equidistant movement.
Check valve is provided with the communicating pipe.
The beneficial effects of the utility model are：It is simple to operate, it is convenient, it is vivider intuitively to reflect generation gas in conical flask
The speed of body and the total amount for producing gas, can add the enzyme liquid and FeCl3 solution of equivalent, avoid enzyme liquid and FeCl3 solution from adding
Dosage is inconsistent, make observe contrast experiment's phenomenon indifference XOR difference unobvious and cause the failure of an experiment, improve experiment
Accuracy, the device can intuitively reflect the speed that gas is produced in conical flask and the total amount for producing gas by U-tube,
And can intuitively show that final both sides are gas generated equal, the device is provided with equivalent adder, equivalent adder enzyme liquid bottle and
The press handle that the press handle of FeCl3 solution bottles inner piston rod connection is integrated, press handle drive enzyme liquid bottle 5.1 and FeCl3 solution
Piston rod in bottle equidistantly moves, and makes the enzyme liquid and FeCl3 solution evens of addition, avoids enzyme liquid and FeCl3 solution addition not
Unanimously, make observe contrast experiment's phenomenon indifference XOR difference unobvious and cause the failure of an experiment.
Brief description of the drawings
Accompanying drawing 1 is structural representation of the present utility model；
Accompanying drawing 2 is the structural representation of equivalent adder；
In figure：Conical flask 1, U-tube 2, bend pipe 3, communicating pipe 4, equivalent adder 5, check valve 6, enzyme liquid bottle 5.1, FeCl3
Solution bottle 5.2, dividing plate 5.3, piston rod 5.4, piston 5.5, press handle 5.6, adding tube 5.7.
Embodiment
Preferred embodiment of the present utility model is illustrated below in conjunction with accompanying drawing, it will be appreciated that described herein excellent
Select embodiment to be merely to illustrate and explain the utility model, be not used to limit the utility model.
The utility model includes conical flask 1, U-tube 2, bend pipe 3, communicating pipe 4, equivalent adder 5, in the both sides of U-tube 2
Two conical flasks 1 that equivalent hydrogenperoxide steam generator is housed of connection, conical flask 1 is connected by bend pipe 3 with U-tube 2, in U-tube 2
Top is provided with equivalent adder 5, and equivalent adder 5 is wrapped by being connected to two conical flasks 1, the equivalent adder 5 communicating pipe 4
Bottle, dividing plate 5.3, piston rod 5.4, piston 5.5, press handle 5.6, adding tube 5.7 are included, bottle is divided for enzyme liquid by dividing plate 5.3
5.1 and FeCl3 of bottle solution bottles 5.2, piston rod 5.4, piston rod are respectively equipped with enzyme liquid bottle 5.1 and FeCl3 solution bottles 5.2
5.4 bottom connection piston 5.5, piston rod 5.4 top connection press handle 5.6, enzyme liquid bottle 5.1 lower left side with
Adding tube 5.7 is provided with the right side of the bottom of FeCl3 solution bottles 5.2, it is vivider intuitively to reflect the speed that gas is produced in conical flask
Rate and the total amount for producing gas.
Wherein, check valve 6 is provided with communicating pipe 4, is opened under the pressure of setting, make enzyme liquid and FeCl3 solution by equivalent
Injection, and the gas reacted will not flow backwards.The inner piston rod 5.4 of enzyme liquid bottle 5.1 and FeCl3 solution bottles 5.2 connection is pressed
Pressure handle 5.6 is structure as a whole, and press handle 5.6 drives the piston rod 5.4 in enzyme liquid bottle 5.1 and FeCl3 solution bottles 5.2 equidistantly to move
It is dynamic, make the enzyme liquid and FeCl3 solution evens of addition, avoid enzyme liquid and FeCl3 solution additions inconsistent, make the contrast observed
Experimental phenomena indifference XOR difference unobvious and cause the failure of an experiment.
In the appropriate colored liquid of U-tube injection, with the rubber septum both sides mouth of pipe, and iron stand is fixed in
On, make both sides liquid level concordant, two conical flasks that equivalent hydrogenperoxide steam generator is housed are connected in the both sides of U-tube 2, in U-tube
Top be provided with equivalent adder, the fresh liver lapping liquid of equivalent is respectively provided with enzyme liquid bottle and FeCl3 solution bottles（Or horse
Bell potato extract solution）With FeCl3 solution, push press handle and drive the piston rod in enzyme liquid bottle and FeCl3 solution bottles equidistantly to move, add
Add the fresh liver lapping liquid and FeCl3 solution of equivalent.Left side liquid level declines in the concordant U-tube of former both sides liquid level, right side liquid
Face rises, and illustrates that left side adds fresh liver lapping liquid（Or potato extract solution）Conical flask in caused by hydrogen peroxide gas
Added on the right side of speed ratio in the conical flask of FeCl3 solution and want fast, so the catalytic efficiency of catalase is higher；One section of reaction
After time, left side liquid level is begun to ramp up in U-tube, and right side liquid level declines, and final both sides liquid level reaches concordant, this explanation both sides cone
Final caused gas gross is equal in shape bottle, i.e., enzyme only changes chemical reaction velocity, and can not change chemical reaction equilibrium.
It is simple to operate, it is convenient, it is vivider intuitively to reflect the speed that gas is produced in conical flask and produce the total of gas
Amount, can add the enzyme liquid and FeCl3 solution of equivalent, avoid enzyme liquid and FeCl3 solution additions inconsistent, make pair observed
Cause the failure of an experiment than experimental phenomena indifference XOR difference unobvious, improve experiment accuracy, the device passes through U-tube energy
It is enough intuitively to reflect the speed that gas is produced in conical flask and the total amount for producing gas, and can intuitively show final both sides gas
Yield is equal, and the device is provided with equivalent adder, and equivalent adder enzyme liquid bottle is pressed with what FeCl3 solution bottle inner piston rods connected
The press handle that pressure handle is integrated, press handle drive the piston rod in enzyme liquid bottle 5.1 and FeCl3 solution bottles equidistantly to move, make addition
Enzyme liquid and FeCl3 solution evens, avoid enzyme liquid and FeCl3 solution additions inconsistent, make observe contrast experiment's phenomenon
Indifference XOR difference unobvious and cause the failure of an experiment.
It is described above, only it is preferred embodiment of the present utility model, any those skilled in the art may profit
Equivalent technical scheme is changed the utility model or is revised as with the technical scheme of above-mentioned elaboration.Therefore, foundation
Any simple modification or substitute equivalents that the technical solution of the utility model is carried out, belong to the greatest extent the requires of the utility model protection
Scope.
Claims (3)
1. a kind of catalysis characteristics apparatus for demonstrating of enzyme, it is characterized in that：Including conical flask（1）, U-tube（2）, bend pipe（3）, communicating pipe
（4）, equivalent adder（5）, in U-tube（2）Both sides connect two be equipped with equivalent hydrogenperoxide steam generator conical flasks（1）, cone
Shape bottle（1）Pass through bend pipe（3）With U-tube（2）Connection, in U-tube（2）Top be provided with equivalent adder（5）, equivalent adder
（5）Pass through communicating pipe（4）It is connected to two conical flasks（1）, the equivalent adder（5）Including bottle, dividing plate（5.3）, piston
Bar（5.4）, piston（5.5）, press handle（5.6）, adding tube（5.7）, bottle passes through dividing plate（5.3）It is divided into enzyme liquid bottle（5.1）With
FeCl3 solution bottles（5.2）, in enzyme liquid bottle（5.1）With FeCl3 solution bottles（5.2）Inside it is respectively equipped with piston rod（5.4）, piston rod
（5.4）Bottom connection piston（5.5）, piston rod（5.4）Top connection press handle（5.6）, in enzyme liquid bottle（5.1）Bottom
Left side and FeCl3 solution bottles（5.2）Bottom on the right side of be provided with adding tube（5.7）.
2. the catalysis characteristics apparatus for demonstrating of enzyme according to claim 1, it is characterized in that：The piston rod（5.4）With pressing
Handle（5.6）It is structure as a whole, press handle（5.6）Drive enzyme liquid bottle（5.1）With FeCl3 solution bottles（5.2）Interior piston rod（5.4）
Equidistant movement.
3. the catalysis characteristics apparatus for demonstrating of enzyme according to claim 1, it is characterized in that：The communicating pipe（4）It is interior to be provided with list
To valve（6）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720447016.6U CN206789127U (en) | 2017-04-26 | 2017-04-26 | The catalysis characteristics apparatus for demonstrating of enzyme |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720447016.6U CN206789127U (en) | 2017-04-26 | 2017-04-26 | The catalysis characteristics apparatus for demonstrating of enzyme |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206789127U true CN206789127U (en) | 2017-12-22 |
Family
ID=60708955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720447016.6U Expired - Fee Related CN206789127U (en) | 2017-04-26 | 2017-04-26 | The catalysis characteristics apparatus for demonstrating of enzyme |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206789127U (en) |
-
2017
- 2017-04-26 CN CN201720447016.6U patent/CN206789127U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171222 Termination date: 20180426 |
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| CF01 | Termination of patent right due to non-payment of annual fee |