CN204066553U - Probe into the experiment instrument affecting chemical reaction rate and balanced sequence - Google Patents
Probe into the experiment instrument affecting chemical reaction rate and balanced sequence Download PDFInfo
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- CN204066553U CN204066553U CN201420551044.9U CN201420551044U CN204066553U CN 204066553 U CN204066553 U CN 204066553U CN 201420551044 U CN201420551044 U CN 201420551044U CN 204066553 U CN204066553 U CN 204066553U
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- reaction rate
- chemical reaction
- vacuum plant
- console
- probe
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Abstract
The utility model discloses and a kind ofly probe into the experiment instrument affecting chemical reaction rate and balanced sequence, comprise operator's console, vacuum pump, piezometer, digital display thermometer, constent temperature heater, beaker, motion bar, vacuum plant, resistance box, vacuum plant sealing is fixed on the upper of operator's console, and vacuum pump is connected with the aspirating hole in vacuum plant by pipeline; Piezometer is connected with vacuum plant by pipeline; Digital display thermometer is connected with vacuum plant by sensor, and constent temperature heater is connected by wire vacuum plant.The utility model by controlling the factors such as pressure, concentration, temperature, can observe the relation between chemical reaction rate and each factor; And also by controlling the factors such as pressure, concentration, temperature, the relation affected between chemical balance shifting and each factor can be observed.
Description
Technical field
The utility model belongs to chemistry experiment equipment, is specifically related to a kind ofly probe into the experiment instrument affecting chemical reaction rate and balanced sequence.
Background technology
Affect chemical reaction rate and chemical balance shifting phenomenon is comparatively common in life, but in middle school's textbook, just devise and use two cuvette cartridge Na respectively
2s
2o
3solution and H
2sO
4solution, put in the hot water for one, another is placed in cold water, and observe and occur the muddy time, making student affect reaction rate to temperature has had visual understanding, does not have detailed introduction experiment in proviso on the impact of all the other factors.Cause the factor that can probe into more single, mostly be the relation of the relation between temperature and reaction rate of probing into and pressure and reaction rate, do not relate to the factors such as temperature, pressure, concentration probing into and demonstrating chemical reaction rate and chemical balance shifting impact.In addition, existing experimental provision almost can not, by factors such as temperature, pressure, concentration on chemical reaction rate impact and the complete displaying of chemical balance shifting, can not repeat to probe into various phenomenon.
Utility model content
The purpose of this utility model is to provide a kind ofly probes into the experiment instrument affecting chemical reaction rate and balanced sequence, its can be complete probe into the Different factor such as temperature, pressure, concentration to the impact of chemical reaction rate, and also can probe into the Different factor such as temperature, pressure, concentration to the impact of chemical balance shifting, observe the relation between each factor when affecting chemical reaction rate and balanced sequence.
The technical solution of the utility model is as follows:
Probe into the experiment instrument affecting chemical reaction rate and balanced sequence, comprise operator's console, vacuum pump, piezometer, digital display thermometer, constent temperature heater, vacuum plant and resistance box.
Described vacuum plant is fixed on operator's console upper surface, and be transparent cavity, to realize the observation of experimental phenomena, gland bonnet is equipped with in its one end, and the other end is equipped with piston component.Described piston component comprises piston, piston rod, stop pin, backstay and fixed head; Described piston is arranged in transparent cavity, can horizontally slip in cavity, by the mobile pressure changed in vacuum plant of piston; Described piston rod one end connects piston, and the other end is connected with backstay by register pin, and backstay is fixed on fixed head, and fixed head is fixed on operator's console.
Described gland bonnet is provided with constent temperature heater, temperature sensor, aspirating hole, upper inlet valve, lower inlet valve, upper vent valve, lower vent valve and tracheal orifice.By aspirating hole, vacuum plant is bled.By gas admittance valve, the gas (such as nitrogen, helium, mercury vapour, neon, hydrogen, oxygen, nitrogen dioxide etc.) of different densities is filled with in vacuum plant, the removal of impurities of implement device and the interpolation of control reactant.Realized the vent gas treatment of different densities by two vent valves, wherein go up vent valve for discharging the less gas of vacuum plant Midst density, lower vent valve is for discharging the larger gas of vacuum plant Midst density;
Vacuum pump, resistance box, digital display thermometer and piezometer are installed in described operator's console, vacuum pump is connected with the aspirating hole on gland bonnet by pipeline, piezometer is connected with the tracheal orifice on gland bonnet, resistance box is connected with constent temperature heater and temperature sensor by wire, for controlling the temperature in vacuum plant, temperature sensor is connected with digital display thermometer by wire, displays temperature.
The panel of operator's console is provided with thermometer switch, constent temperature heater switch and vacuum pump switch.
Further, described piston rod and backstay adopt tube-in-tube structure, and both can slide mutually, are fixed by stop pin, thus control the effective pressure in vacuum plant.
Further, be also provided with lubrication hole at the upper surface of operator's console, described lubrication hole is connected with vacuum pump by oiling pipeline, facilitates and adds in vacuum pump by pumping fluid, lubricate vacuum pump.
Further, beaker and back-off funnel connect and compose by described exhaust gas processing device conduit, are connected with vent port by conduit.
Adopt this experiment instrument its can be complete probe into the Different factor such as temperature, pressure, concentration to the impact of chemical reaction rate, and also can probe into the Different factor such as temperature, pressure, concentration to the impact of chemical balance shifting, observe the relation between each factor when affecting chemical reaction rate and balanced sequence.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model;
Fig. 2 is side view of the present utility model;
Fig. 3 is vertical view of the present utility model;
Fig. 4 is the structural representation of the control panel in the utility model on operator's console;
In figure: 1-operator's console, 2-exhaust gas processing device, 3-vacuum plant, 4-motion stops, 5-piston rod, 6-stop pin, 7-fixed head, 8-constent temperature heater, 9-upper inlet valve, the upper vent valve of 10-, 11-temperature sensor, 12-tracheal orifice, vent valve under 13-, 14-gland bonnet, 15-extraction valve, 16-thermometer, 17-piezometer, 18-constent temperature heater switch, 19-vacuum pump switch, 20-master switch, 21-fuel level gauge, 22-lower inlet valve, 23-lubrication hole.
Embodiment
In order to explain the technical solution of the utility model further, below by coming by reference to the accompanying drawings, the utility model is elaborated.
See Fig. 1 to Fig. 4, the experiment instrument that this is probed into affects chemical reaction rate and balanced sequence comprises operator's console 1, vacuum pump, piezometer, digital display thermometer, constent temperature heater, resistance box, vacuum plant 3 and exhaust gas processing device 2.
Vacuum plant 3 is transparent cavity, and sealing is fixed on the upper surface of operator's console 1.Vacuum pump, resistance box, digital display thermometer and piezometer are arranged on (they are conventional components, do not show in figure) in operator's console.
Vacuum pump is connected with the aspirating hole 15 on gland bonnet 14 by pipeline, installs operation valve above, for being extracted out by the air in vacuum plant 3.Gland bonnet 14 is provided with constent temperature heater 8, and warm well heater 8 is connected with resistance box by wire, for controlling the temperature in vacuum plant.Gland bonnet 14 is provided with temperature sensor 11, is connected with digital display thermometer by wire, for showing the temperature in vacuum plant; .Gland bonnet 14 is provided with upper inlet valve 9, for adding the larger gas of density in vacuum plant.Gland bonnet 14 is provided with lower air entraining valve 22, for adding the less gas of density in vacuum plant.Gland bonnet 14 is provided with vent valve 10, for discharging the less gas of vacuum plant Midst density; Gland bonnet 14 is provided with vent valve 13, for discharging the larger gas of vacuum plant Midst density.Gland bonnet 14 being provided with tracheal orifice 12, for connecting piezometer, measuring the pressure in vacuum plant.
The front panel of operator's console 1 is guidance panel, guidance panel is provided with the vacuum pump switch 19 opened and closed for controlling vacuum pump, for controlling the total power switch 20 that constent temperature heater switch 18 opens and cuts out, for the temperature indicator 16 of displays temperature, for showing the piezometer display 17 of pressure.
Before experiment, check whether each valve on the gland bonnet 14 of vacuum plant is in closed condition, guarantee that aspirating hole valve is tightened, prevent gas leakage.Check pumping fluid scale 21, if deficiency, add pump oil from lubrication hole, the piston 4 on vacuum plant is transferred to suitable position.
When carrying out probing into the experiment that the Different factor such as temperature, pressure, concentration affect chemical balance shifting, switch on power, first opening power master switch 20, open vacuum pump switch 19, vacuum pump is started working, and air in vacuum plant is extracted out by vacuum pump, gas in vacuum plant 3 is extracted out, its internal vacuum will show on vacuum meter, be closed by vacuum pump switch 19 when vacuum tightness reaches certain value, and now vacuum plant inside will become sealing system.The nitrogen dioxide just prepared is passed in vacuum plant, close gas admittance valve 9, vacuum plant inside is made to become sealing system, now we can observe the color change of vacuum plant, when its color is constant, and regulating piston bar 5, the position of piston 4 is moved right and fixed knob 6, thus the pressure in vacuum plant is raised, observe the color change of its gas, the impact of pressure rising on chemical balance shifting can be probed into.When its color is constant, regulating piston bar 5, makes the position of piston 4 be moved to the left and fixedly locked the pin 6 thus pressure in vacuum plant is reduced, and observes the color change of its gas, can probe into pressure and reduce impact on chemical balance shifting.Fixed piston rod 5, the i.e. position of fixed piston 4, guarantee pressure is certain, by opening constent temperature heater switch 18, observe the color change of gas in vacuum plant, thus the impact of temperature rising on chemical balance shifting can be probed into, close constent temperature heater switch 18, when its temperature reduces, observe the change of gas color in vacuum plant, thus reduction temperature can be probed on the impact of chemical balance shifting.The position of fixing vacuum cock 4, opens gas admittance valve, passes into nitrogen dioxide, thus increases reactant concentration, observes the color situation of change of gas, can probe into and increase reactant concentration to the impact of chemical balance shifting.The position of fixed piston 4, adds vacuum plant by pulverous catalyzer by air admission hole, observes the color situation of change of gas in vacuum plant, can probe into the impact of catalyzer on balanced sequence.
The same, carry out probing into the experiment that the Different factor such as temperature, pressure, concentration affect chemical reaction rate.
Claims (6)
1. probe into the experiment instrument affecting chemical reaction rate and balanced sequence, it is characterized in that: comprise operator's console, vacuum pump, piezometer, digital display thermometer, constent temperature heater, piston component, vacuum plant and resistance box;
Described vacuum plant (3) is fixed on operator's console (1) upper surface, and be transparent cavity, gland bonnet (14) is equipped with in one end, and the other end is equipped with piston component;
Described gland bonnet is provided with aspirating hole (15), constent temperature heater (8), temperature sensor (11), upper inlet valve (9), lower inlet valve (22), upper vent valve (10), lower vent valve (13) and tracheal orifice (12);
Vacuum pump, resistance box, digital display thermometer and piezometer are installed in described operator's console, vacuum pump is connected with the aspirating hole (15) on gland bonnet (14) by pipeline, piezometer is connected with the tracheal orifice (12) on gland bonnet (14), resistance box is connected with constent temperature heater (8) and temperature sensor (11) by wire, and temperature sensor (11) is connected with digital display thermometer by wire;
The panel of operator's console is provided with thermometer switch (16), constent temperature heater switch (18) and vacuum pump switch (19).
2. probe into the experiment instrument affecting chemical reaction rate and balanced sequence according to claim 1, it is characterized in that: described piston component comprises piston (4), piston rod (5), stop pin (6), backstay and fixed head (7); Described piston (4) is arranged in transparent cavity, can horizontally slip in cavity; Described piston rod (5) one end connects piston, and the other end is connected with backstay by stop pin (6), and backstay is fixed on fixed head (7), and fixed head is fixed on operator's console (1).
3. probe into the experiment instrument affecting chemical reaction rate and balanced sequence according to claim 2, it is characterized in that: described piston rod (5) and backstay adopt tube-in-tube structure, and both can slide mutually, fixed by stop pin (6).
4. described in claim 1,2 or 3, probe into the experiment instrument affecting chemical reaction rate and balanced sequence, it is characterized in that: be provided with exhaust gas processing device (2) at the adjacency of vacuum plant, exhaust gas processing device is connected with lower vent valve (13) and upper vent valve (10) by conduit.
5. according to claim 1,2 or 3, probing into the experiment instrument affecting chemical reaction rate and balanced sequence, it is characterized in that: described gland bonnet (14) is threaded with the cavity of vacuum plant (3), is demountable structure.
6. according to claim 1,2 or 3, probe into the experiment instrument affecting chemical reaction rate and balanced sequence, it is characterized in that: on operator's console, be also provided with lubrication hole (23), described lubrication hole is connected with vacuum pump by oiling pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420551044.9U CN204066553U (en) | 2014-09-24 | 2014-09-24 | Probe into the experiment instrument affecting chemical reaction rate and balanced sequence |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420551044.9U CN204066553U (en) | 2014-09-24 | 2014-09-24 | Probe into the experiment instrument affecting chemical reaction rate and balanced sequence |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204066553U true CN204066553U (en) | 2014-12-31 |
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ID=52208013
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420551044.9U Expired - Fee Related CN204066553U (en) | 2014-09-24 | 2014-09-24 | Probe into the experiment instrument affecting chemical reaction rate and balanced sequence |
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|---|---|
| CN (1) | CN204066553U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105528947A (en) * | 2016-01-15 | 2016-04-27 | 成都格瑞思文化传播有限公司 | Simple chemical reaction teaching aid |
| CN108122464A (en) * | 2017-12-22 | 2018-06-05 | 南瑞佳 | Intuitively chemical reaction rate apparatus for demonstrating and its demenstration method |
-
2014
- 2014-09-24 CN CN201420551044.9U patent/CN204066553U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105528947A (en) * | 2016-01-15 | 2016-04-27 | 成都格瑞思文化传播有限公司 | Simple chemical reaction teaching aid |
| CN108122464A (en) * | 2017-12-22 | 2018-06-05 | 南瑞佳 | Intuitively chemical reaction rate apparatus for demonstrating and its demenstration method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20150924 |
|
| EXPY | Termination of patent right or utility model |