CN202281205U - Water vapor generator - Google Patents
Water vapor generator Download PDFInfo
- Publication number
- CN202281205U CN202281205U CN 201120419934 CN201120419934U CN202281205U CN 202281205 U CN202281205 U CN 202281205U CN 201120419934 CN201120419934 CN 201120419934 CN 201120419934 U CN201120419934 U CN 201120419934U CN 202281205 U CN202281205 U CN 202281205U
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- metal inner
- inner tube
- steam
- steam generator
- water level
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Abstract
The utility model discloses a water vapor generator, which includes a main body, wherein the main body mainly includes a heat-insulating casing and a metal inner container that are mutually sleeved; the metal inner container is an inclosed cavity; a safety pipe orifice and at least one steam outlet are formed in an upper cover of the metal inner container; a long glass tube is vertically inserted in the safety pipe orifice; the bottom of the long glass tube is near to the bottom of the metal inner container; and a vapor bent pipe provided with a switch valve is connected onto each steam outlet; and a heating resistance wire is arranged between the heat-insulating casing and the metal inner container, and is connected with an external power supply through a conducting wire. The water vapor generator has the characteristics of high heat conducting speed, high energy efficiency ratio and controllable temperature.
Description
Technical field
The utility model relates to a kind of laboratory distillation equipment, is specifically related to the steam generator in the steam distillation equipment of a kind of laboratory.
Background technology
Steam distillation operation is that steam is fed insoluble or is insoluble in water and has in the mixture of certain volatile organic substance; Make this organic matter when being lower than 100 ℃ along with steam distills together; Thereby reach the purpose of separation and purification organic compound; Be purification, separate one of common method of organic compound, it is widely used in the extraction of volatile oil in the natural plants.
Traditional laboratory steam distillation equipment is made up of steam generator, distilling flask, condenser pipe, three-way pipe and receiving bottle etc.Wherein the steam generator generally produces steam through the dress water flask of electric furnace or electric jacket heating tape bursting tube.It is following not enough to adopt traditional steam generator to exist: 1, have certain heating distance between electric jacket or electric furnace and the flask, be prone to cause scattering and disappearing of heat; 2, the material of flask is a glass, and the glass heat-transfer rate is slow, and the steam energy needed that produces equivalent is more, not only wastes energy, and steam generation speed is slower; 3, flask only has a vapor outlet port, and therefore a steam generator can only satisfy the experiment of an experiment group.
The utility model content
The utility model technical problem to be solved provides a kind of steam generator, and it has, and heat-transfer rate is fast, Energy Efficiency Ratio is high and the characteristics of Controllable Temperature.
For addressing the above problem, a kind of steam generator that the utility model designed comprises body, and said body mainly is made up of mutually nested lagging casing and metal inner tube; Wherein metal inner tube is an airtight cavity, covers on its metal inner tube to offer a safe mouth of pipe and at least one steam (vapor) outlet; Be inserted with a long glass tube in the above-mentioned safe mouth of pipe vertically, this long glass tube bottom is near the bottom of metal inner tube; Then respectively be connected with the steam bend pipe of a belt switch valve on each steam (vapor) outlet; Be provided with resistive heater between lagging casing and the metal inner tube, this resistive heater links to each other with external power source through lead.
In the such scheme, also be connected with a control module between said resistive heater and the external power source, this control module preferably includes single-chip microcomputer, thyristor control circuit, water level detection circuit, temperature sensor, display module and buzzing alarm module; Wherein the spy water electrode of water level detection circuit and temperature sensor are placed on metal inner tube inside, and water level detection circuit and temperature sensor are connected to the input of single-chip microcomputer; The Single-chip Controlling output links to each other with thyristor control circuit; The output of thyristor control circuit connects resistive heater, the power end external power supply of thyristor control circuit; Display module and buzzing alarm module are connected on the single-chip microcomputer.
In the such scheme, said water level detection circuit preferably includes 1 public electrode and the spy water electrode more than 2 or 2, and above-mentioned spy water electrode evenly waits the highland to be distributed on the inner different horizontal height of metal inner tube.
In the such scheme, said metal inner tube is preferably the stainless steel metal inner bag.
In the such scheme, the number of said steam (vapor) outlet is preferably 1～10.
In the such scheme, the cover rim of said metal inner tube is provided with sealing ring.
In the such scheme, a rubber stopper with holes is installed on the said safe mouth of pipe.
Compared with prior art, the utlity model has following characteristics:
1, adopts metal inner tube to combine, not only can improve heat-transfer rate with lagging casing; And reduce distributing of heat, thereby can improve heat energy utilization rate, energy savings effectively;
2, the mode that adopts resistance wire to heat can either experimental demand be selected the intensity and the time of heating, can monitor in real time water temperature and water level again, thereby can realize that the computerized of steam generator accurately control;
3, the number of steam (vapor) outlet can arbitrarily be set on the metal inner tube, make a steam generator can satisfy the requirement of experiment of a plurality of experiment group simultaneously.
Description of drawings
Fig. 1 is the structural representation of a kind of steam generator of the utility model.
Indicate among the figure: 1, lagging casing; 2, metal inner tube; 3, long glass tube; 4, steam bend pipe; 5, resistive heater; 6, temperature sensor; 7, visit water electrode.
The specific embodiment
Referring to Fig. 1, a kind of steam generator of the utility model mainly is made up of mutually nested lagging casing 1 and metal inner tube 2.Wherein metal inner tube 2 is an airtight cavity, covers on its metal inner tube 2 to offer a safe mouth of pipe and at least one steam (vapor) outlet.Be inserted with a long glass tube 3 in the above-mentioned safe mouth of pipe vertically, these long glass tube 3 bottoms are near the bottom of metal inner tube 2.Then respectively be connected with the steam bend pipe 4 of a belt switch valve on each steam (vapor) outlet.Be provided with resistive heater 5 between lagging casing 1 and the metal inner tube 2, this resistive heater 5 links to each other with external power source through lead.
Said metal inner tube 2 can be the metal inner tube 2 of ferrous metal inner bag 2, copper ferrous metal inner bag 2 or other materials, but in order to prevent that metal inner tube 2 from getting rusty, in the utility model preferred embodiment, said metal inner tube 2 is a stainless steel inner container.Metal inner tube 2 be shaped as cylindricality, in the utility model preferred embodiment, said metal inner tube 2 is cylindrical, volume is 5～8L.In order to guarantee the seal of metal inner tube 2, to avoid gas leakage, the cover rim of said metal inner tube 2 is provided with sealing ring; In addition, a rubber stopper with holes also is installed on the safe mouth of pipe.Long glass tube 3 is inserted into the bottom of metal inner tube 2 inside near metal inner tube 2 from the outside of metal inner tube 2 via the safety mouth of pipe always; This long glass tube 3 is as a bursting tube; Its objective is in wet distillation process as when taking place to stop up; Outlet with atmosphere is arranged, avoid steam generator system pressure too high and cause danger.According to the capacity of metal inner tube 2 number of steam bend pipe 4 is set rationally, in the utility model, the number of said steam (vapor) outlet is 1～10.Steam bend pipe 4 links to each other with back level distillation equipment as the outlet of steam, through opening the steam supply of this steam bend pipe 4 of switch valve realization on the corresponding steam bend pipe 4.
In order can accurately to control to the steam generator; In the utility model preferred embodiment; Also be connected with a control module between said resistive heater 5 and the external power source, this control module preferably includes single-chip microcomputer, thyristor control circuit, water level detection circuit, temperature sensor 6, display module and buzzing alarm module; Wherein the spy water electrode 7 of water level detection circuit is placed on metal inner tube 2 inside with temperature sensor 6, and water level detection circuit and temperature sensor 6 are connected to the input of single-chip microcomputer; The Single-chip Controlling output links to each other with thyristor control circuit; The output of thyristor control circuit connects resistive heater 5, the power end external power supply of thyristor control circuit; Display module and buzzing alarm module are connected on the single-chip microcomputer.Said water level detection circuit is used to detect the height of water level of metal inner tube 2; It comprises 1 public electrode and the spy water electrode 7 more than 2 or 2; Above-mentioned spy water electrode 7 highland such as evenly is distributed on the metal inner tube 2 inner different horizontal height, and the difference in height between promptly per 2 adjacent spy water electrodes 7 is consistent.In the utility model preferred embodiment; The number of said spy water electrode 7 is 5; They are provided with respectively on the wall of long glass tube 3 of 1/5 metal inner tube, 2 height overalls, 2/5 metal inner tube, 2 height overalls, 3/5 metal inner tube, 2 height overalls, 4/5 metal inner tube, 2 height overalls and 5/5 metal inner tube, 2 total eminences apart from metal inner tube 2 bottoms, in order to survey 1/5,2/5,3/5,4/5,5/5 water level value.Temperature sensor 6 is used to detect the steam temperature of metal inner tube 2.The height of water level that the real time temperature of the steam that temperature sensor 6 monitors and water level detection circuit monitor switches demonstration in turn via display module; When steam temperature and/or height of water level surpass or are lower than early warning value; The buzzing alarm module sends warning, and single-chip microcomputer sends and controls signal to the power supply that thyristor control circuit cuts off resistive heater 5.Thyristor control circuit is mainly realized the break-make of resistive heater 5 and power control according to the gear setting of single-chip microcomputer, are realized the break-make and the angle of flow size variation of IGCT.
During use; In metal inner tube 2, add a certain amount of water (not surpassing vessel volume 4/5) earlier; According to the number of experiment group, open the valve of corresponding steam (vapor) outlet then, and the three-way pipe in the distilling apparatus of different steam (vapor) outlets and different experiments group is connected.Afterwards, open the unlatching switch of control module again, the heating intensity gear is set, the water through heating of metal inner bag 2 heats and produces steam.After the end to be distilled, the tongs of the three-way pipe that the disconnection steam outlet is connected with distilling apparatus is closed switch then.After cooling, open the loam cake of metal inner tube 2, pour out the water of inner bag.
Claims (7)
1. a steam generator comprises body, it is characterized in that: said body mainly is made up of mutually nested lagging casing (1) and metal inner tube (2); Wherein metal inner tube (2) is an airtight cavity, covers on its metal inner tube (2) to offer a safe mouth of pipe and at least one steam (vapor) outlet; Be inserted with a long glass tube (3) in the above-mentioned safe mouth of pipe vertically, this long glass tube (3) bottom is near the bottom of metal inner tube (2); Then respectively be connected with the steam bend pipe (4) of a belt switch valve on each steam (vapor) outlet; Be provided with resistive heater (5) between lagging casing (1) and the metal inner tube (2), this resistive heater (5) links to each other with external power source through lead.
2. a kind of steam generator according to claim 1; It is characterized in that: also be connected with a control module between said resistive heater (5) and the external power source, this control module preferably includes single-chip microcomputer, thyristor control circuit, water level detection circuit, temperature sensor (6), display module and buzzing alarm module; Wherein the spy water electrode (7) of water level detection circuit and temperature sensor (6) are placed on metal inner tube (2) inside, and water level detection circuit and temperature sensor (6) are connected to the input of single-chip microcomputer; The Single-chip Controlling output links to each other with thyristor control circuit; The output of thyristor control circuit connects resistive heater (5), the power end external power supply of thyristor control circuit; Display module and buzzing alarm module are connected on the single-chip microcomputer.
3. a kind of steam generator according to claim 2; It is characterized in that: said water level detection circuit comprises 1 public electrode and the spy water electrode (7) more than 2 or 2, and above-mentioned spy water electrode (7) evenly waits the highland to be distributed on the inner different horizontal height of metal inner tube (2).
4. according to any described a kind of steam generator in the claim 1～3, it is characterized in that: said metal inner tube (2) is a stainless steel metal inner bag (2).
5. according to any described a kind of steam generator in the claim 1～3, it is characterized in that: the number of said steam (vapor) outlet is 1～10.
6. according to any described a kind of steam generator in the claim 1～3, it is characterized in that: the cover rim of said metal inner tube (2) is provided with sealing ring.
7. according to any described a kind of steam generator in the claim 1～3, it is characterized in that: a rubber stopper with holes is installed on the said safe mouth of pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120419934 CN202281205U (en) | 2011-10-28 | 2011-10-28 | Water vapor generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120419934 CN202281205U (en) | 2011-10-28 | 2011-10-28 | Water vapor generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202281205U true CN202281205U (en) | 2012-06-20 |
Family
ID=46227372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120419934 Expired - Fee Related CN202281205U (en) | 2011-10-28 | 2011-10-28 | Water vapor generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202281205U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103196126A (en) * | 2013-04-17 | 2013-07-10 | 无锡海德曼医疗设备有限公司 | Vapor generator |
-
2011
- 2011-10-28 CN CN 201120419934 patent/CN202281205U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103196126A (en) * | 2013-04-17 | 2013-07-10 | 无锡海德曼医疗设备有限公司 | Vapor generator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120620 Termination date: 20121028 |