CN215061960U - Novel steam generator - Google Patents
Novel steam generator Download PDFInfo
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- CN215061960U CN215061960U CN202023322228.2U CN202023322228U CN215061960U CN 215061960 U CN215061960 U CN 215061960U CN 202023322228 U CN202023322228 U CN 202023322228U CN 215061960 U CN215061960 U CN 215061960U
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Abstract
The utility model discloses a novel steam generator, including casing, heating portion, temperature sensor, liquid level pipe and controller. A cavity is arranged in the shell and comprises a first inner cavity and a second inner cavity which are communicated with each other, the first inner cavity is arranged below the second inner cavity, and the volume of the first inner cavity is smaller than that of the second inner cavity; the shell is provided with a steam outlet and a liquid feeding port which are communicated with the second inner cavity, and the liquid feeding port is provided with a liquid feeding switch; the heating part is arranged in the first inner cavity and used for heating liquid in the cavity. The temperature sensor is arranged in the second inner cavity and used for detecting the temperature of the steam. The first end of liquid level pipe communicates the bottom of first inner chamber, and the second end communicates the second inner chamber, is equipped with level sensor in the liquid level pipe for detect the liquid level in the cavity. And the controller is electrically connected with the heating part, the temperature sensor, the liquid adding switch and the liquid level sensor and is used for receiving detection signals of the temperature sensor and the liquid level sensor and respectively outputting a control instruction to the heating part and the liquid adding switch.
Description
Technical Field
The utility model belongs to the steam is given birth to the device field, especially relates to a novel steam generator.
Background
A steam generator, also called a steam heat source machine (commonly called a boiler), is a mechanical device that heats water into hot water or steam by using heat energy of fuel or other energy sources.
The steam generators are generally divided into two types, one type is high pressure, the pressure can reach 0.7MPa, heating needs to be stopped after the pressure reaches a specified value due to overhigh pressure, and heating is automatically started after the pressure is reduced, so that intermittent air supply is realized; the other is lower in pressure than the first, but the heating time period is increased because the lower pressure is mainly caused by the low heating power.
However, the heat transfer experiment apparatus is used as a teaching instrument, and a steam generator used therein needs to be capable of supplying gas continuously and heating for a short time.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel steam generator to solve the unable coexistent problem of steam generator continuous gas feed and rapid heating among the heat transfer experimental apparatus among the prior art.
The technical scheme of the utility model is that:
a novel steam generator comprising:
the device comprises a shell, wherein a cavity is arranged in the shell, the cavity comprises a first inner cavity and a second inner cavity which are mutually communicated, the first inner cavity is arranged below the second inner cavity, and the volume of the first inner cavity is smaller than that of the second inner cavity; the shell is provided with a steam outlet and a liquid feeding port which are communicated with the second inner cavity, and the liquid feeding port is provided with a liquid feeding switch;
the heating part is arranged in the first inner cavity and used for heating liquid in the cavity;
the temperature sensor is arranged in the second inner cavity and used for detecting the temperature of the steam;
the first end of the liquid level pipe is communicated with the bottom of the first inner cavity, the second end of the liquid level pipe is communicated with the second inner cavity, and a liquid level sensor is arranged in the liquid level pipe and used for detecting the liquid level in the cavity;
the controller is electrically connected with the heating part, the temperature sensor, the liquid adding switch and the liquid level sensor, and the controller is used for receiving detection signals of the temperature sensor and the liquid level sensor and respectively outputting a control instruction to the heating part and the liquid adding switch.
Preferably, the bottom of first inner chamber communicates with equal liquid pipe, equal liquid intraductal float switch that is equipped with, float switch with the controller electricity is connected, float switch is used for outputting the low signal of reporting of liquid level to the controller.
Preferably, the safety device further comprises a safety pipe, one end of the safety pipe is communicated with the top of the second inner cavity, and the other end of the safety pipe is provided with a safety valve.
Preferably, the middle part of the safety pipe is communicated with a branch pipe, the branch pipe is provided with a pressure transmitter, and the pressure transmitter is electrically connected with the controller and used for outputting air pressure parameters to the controller.
Preferably, a glass tube liquid level meter is further arranged in the liquid level tube.
Preferably, the heating part is a heating pipe.
Preferably, still include the liquid feeding pipe, the first end of liquid feeding pipe is equipped with the liquid feeding switch, and the second end is worn to establish the filling opening stretches into the cavity.
Preferably, a liquid return port is arranged between the second ends of the first ends of the liquid feeding pipes.
Preferably, the second end of the filler tube extends into the first lumen.
The utility model discloses owing to adopt above technical scheme, make it compare with prior art and have following advantage and positive effect:
in the prior art, if the heating power is high, steam is quickly generated to bring high pressure, only intermittent air supply can be considered for safety, and the heating time is prolonged and the steam production speed is reduced if the heating power is reduced. And the utility model provides a novel steam generator, first inner chamber are the zone of heating, and the second inner chamber mainly is the steam storage area, and the volume of first inner chamber is less than the volume of second inner chamber. The heating part heats water in the first inner cavity, the volume of the first inner cavity is small, so that the heating pipe can be immersed by water, the volume of the water to be heated is reduced, steam is generated more quickly, and the heating time is shortened; it is thus possible to produce steam more rapidly at lower heating powers. Meanwhile, the volume of the second inner cavity is large, and even if steam is generated rapidly, the steam can be contained in the second inner cavity and is output from the steam outlet in time, so that high pressure cannot be brought. Therefore, the utility model provides a novel steam generator can air feed in succession and rapid heating produce steam, has solved the unable coexistent problem of steam generator air feed in succession and rapid heating among the heat transfer experimental apparatus among the prior art.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention.
Fig. 1 is a schematic structural diagram of a novel steam generator of the present invention;
fig. 2 is a schematic structural diagram of the novel steam generator of the present invention.
Description of reference numerals:
1: a housing; 11: a steam outlet; 2: heating a tube; 3: a thermometer; 4: a liquid feeding pipe; 41: a liquid return port; 5: a safety tube; 51: a safety valve; 52: a pressure transmitter; 6: a glass tube level gauge; 7: a float switch.
Detailed Description
In order to more clearly illustrate embodiments of the present invention or technical solutions in the prior art, specific embodiments of the present invention will be described below with reference to the accompanying drawings. It is obvious that the drawings in the following description are only examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be obtained from these drawings without inventive effort.
For the sake of simplicity, only the parts relevant to the present invention are schematically shown in the drawings, and they do not represent the actual structure as a product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this document, "one" means not only "only one" but also a case of "more than one".
Referring to fig. 1 and 2, the present embodiment provides a novel steam generator including a case 1, a heating part, a temperature sensor, a liquid level pipe, and a controller. A cavity is arranged in the shell 1, the cavity comprises a first inner cavity and a second inner cavity which are mutually communicated, the first inner cavity is arranged below the second inner cavity, and the volume of the first inner cavity is smaller than that of the second inner cavity; a steam outlet 11 and a liquid adding opening which are communicated with the second inner cavity are arranged on the shell 1, and a liquid adding switch is arranged at the liquid adding opening; the heating part is arranged in the first inner cavity and used for heating liquid in the cavity. The temperature sensor is arranged in the second inner cavity and used for detecting the temperature of the steam. The first end of liquid level pipe communicates the bottom of first inner chamber, and the second end communicates the second inner chamber, is equipped with level sensor in the liquid level pipe for detect the liquid level in the cavity. And the controller is electrically connected with the heating part, the temperature sensor, the liquid adding switch and the liquid level sensor and is used for receiving detection signals of the temperature sensor and the liquid level sensor and respectively outputting a control instruction to the heating part and the liquid adding switch.
In the prior art, if the heating power is high, steam is quickly generated to bring high pressure, only intermittent air supply can be considered for safety, and the heating time is prolonged and the steam production speed is reduced if the heating power is reduced. In the novel steam generator provided by the embodiment, the first inner cavity is a heating area, the second inner cavity is mainly a steam storage area, and the volume of the first inner cavity is smaller than that of the second inner cavity. The heating part heats water in the first inner cavity, the volume of the first inner cavity is small, so that the heating pipe 2 can be immersed by water, the volume of the water to be heated is reduced, steam is generated more quickly, and the heating time is shortened; it is thus possible to produce steam more rapidly at lower heating powers. Meanwhile, the volume of the second inner cavity is large, and even if steam is generated rapidly, the steam can be contained in the second inner cavity and is output from the steam outlet 11 in time, and high pressure cannot be brought. Therefore, the novel steam generator provided by the embodiment can continuously supply air and rapidly heat to generate steam.
The structure of the present embodiment will now be explained.
The specific shape of the cavity can be an inverted gourd-shaped cavity, the lower part of the inverted gourd-shaped cavity is a first inner cavity, and the upper part of the inverted gourd-shaped cavity is a second inner cavity. The liquid level sensor detects the liquid level in the liquid level pipe, and the liquid level in the liquid level pipe is the same as the liquid level in the cavity, so that the liquid level detected by the liquid level sensor is also the liquid level in the cavity. The controller controls the liquid adding switch according to the liquid level parameters obtained from the liquid level sensor, so that the liquid level in the cavity is controlled to be at a set value. Meanwhile, the controller also controls the heating part according to the steam temperature obtained by the temperature sensor, so that the steam with the specified temperature is obtained.
Specifically, a liquid feeding pipe 4 can be arranged at the position of the liquid feeding port, the first end of the liquid feeding pipe 4 is provided with the liquid feeding switch, and the second end of the liquid feeding pipe penetrates through the liquid feeding port and extends into the cavity. The liquid for supplying the steam generator is supplied into the chamber from the heating tube 2, and in order to keep the temperature of the steam as unaffected as possible, the second end of the filler tube 4 is as close as possible to the liquid surface, and if the structure allows this, can extend into the second interior space, i.e. below the liquid surface.
The steam generating device provided by the embodiment is mainly used in heat transfer experimental devices, and can also be used in other devices or scenes. When this embodiment is in using, if this embodiment is in a closed circuit, steam that steam generator output condenses back to steam generator at last, can return to the cavity through filling liquid pipe 4, and the filling liquid switch is in normally open state this moment. However, a liquid return port 41 may be provided between the second end of the first end of the liquid feeding tube 4 in this embodiment, the condensed water condensed from the steam returns to the cavity through the liquid feeding tube 4 from the liquid return port 41, and at this time, the liquid feeding switch is controlled by the controller according to the liquid level in the cavity.
The steam generator is provided with protection devices including a low level alarm (via float level switch) and a high pressure alarm (via pressure transmitter 52). When the liquid level is too low, the heating is automatically stopped; when the pressure is too high, the heating is automatically stopped, so that the steam generator is safer to use.
Specifically, the bottom of the first inner cavity may be communicated with a liquid waiting tube, a float switch 7 is arranged in the liquid waiting tube, the float switch 7 is electrically connected with the controller, the float switch 7 is used for outputting a liquid level low alarm signal to the controller when detecting that the liquid level in the liquid waiting tube is lower than a lowest liquid level set value, and the controller controls the heating part to stop heating when receiving the liquid level low alarm signal.
The steam generator further comprises a safety pipe 5, one end of the safety pipe 5 is communicated with the top of the second inner cavity, and the other end of the safety pipe is provided with an installation valve. The middle part of the safety pipe 5 is communicated with a branch pipe, a pressure transmitter 52 is arranged on the branch pipe, the pressure transmitter 52 is electrically connected with a controller, the controller receives an air pressure parameter detected by the pressure transmitter 52, and controls the heating part to stop heating when the air pressure parameter is larger than the highest liquid level set value. The novel steam generator is basically at normal pressure, so the tripping pressure of the safety valve 51 is 0.05mpa, and misoperation is prevented; and the pressure transmitter 52 is designed to be electrically connected with the controller, and when the pressure is ultrahigh, the heating is automatically stopped. Therefore, the steam generator provided by the embodiment has two levels of safety protection.
In this embodiment, the heating portion employs a heating tube 2, and the temperature sensor may be a thermometer 3. Furthermore, a glass tube liquid level meter 6 can be arranged in the liquid level tube, so that a user can conveniently observe the liquid level in the inner cavity through the outside.
The steam generator provided by the embodiment can control the pressure to be 0.02MPa, shorten the waiting time, shorten the air supply time to be within 10 minutes and ensure the continuous and stable supply of steam.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments. Even if various changes are made to the present invention, the changes are still within the scope of the present invention if they fall within the scope of the claims and their equivalents.
Claims (9)
1. A novel steam generator, comprising:
the device comprises a shell, wherein a cavity is arranged in the shell, the cavity comprises a first inner cavity and a second inner cavity which are mutually communicated, the first inner cavity is arranged below the second inner cavity, and the volume of the first inner cavity is smaller than that of the second inner cavity; the shell is provided with a steam outlet and a liquid feeding port which are communicated with the second inner cavity, and the liquid feeding port is provided with a liquid feeding switch;
the heating part is arranged in the first inner cavity and used for heating liquid in the cavity;
the temperature sensor is arranged in the second inner cavity and used for detecting the temperature of the steam;
the first end of the liquid level pipe is communicated with the bottom of the first inner cavity, the second end of the liquid level pipe is communicated with the second inner cavity, and a liquid level sensor is arranged in the liquid level pipe and used for detecting the liquid level in the cavity;
the controller is electrically connected with the heating part, the temperature sensor, the liquid adding switch and the liquid level sensor, and the controller is used for receiving detection signals of the temperature sensor and the liquid level sensor and respectively outputting a control instruction to the heating part and the liquid adding switch.
2. The novel steam generator of claim 1, wherein the bottom of the first inner cavity is communicated with a liquid waiting pipe, a float switch is arranged in the liquid waiting pipe, the float switch is electrically connected with the controller, and the float switch is used for outputting a liquid level low signal to the controller.
3. The novel steam generator of claim 1, further comprising a safety tube, wherein one end of the safety tube is connected to the top of the second inner cavity, and the other end of the safety tube is provided with a safety valve.
4. The novel steam generator of claim 3, wherein a branch pipe is connected to the middle of the safety pipe, and a pressure transmitter is disposed on the branch pipe and electrically connected to the controller for outputting a pressure parameter to the controller.
5. The novel steam generator of claim 1, further comprising a glass tube level gauge disposed within the fluid level tube.
6. The novel steam generator of claim 1 wherein the heater is a heater tube.
7. The novel steam generator of claim 1, further comprising a liquid filling pipe, wherein the liquid filling switch is disposed at a first end of the liquid filling pipe, and the liquid filling port is inserted into the cavity at a second end of the liquid filling pipe.
8. The novel steam generator of claim 7 wherein a liquid return port is provided between the second ends of the first ends of the filler tubes.
9. The novel steam generator of claim 7 wherein the second end of the filler tube extends into the first interior cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023322228.2U CN215061960U (en) | 2020-12-31 | 2020-12-31 | Novel steam generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023322228.2U CN215061960U (en) | 2020-12-31 | 2020-12-31 | Novel steam generator |
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| Publication Number | Publication Date |
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| CN215061960U true CN215061960U (en) | 2021-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023322228.2U Active CN215061960U (en) | 2020-12-31 | 2020-12-31 | Novel steam generator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114392365A (en) * | 2021-12-31 | 2022-04-26 | 宁波市海曙莱富医疗科技有限公司 | Evaporator for sterilizer |
-
2020
- 2020-12-31 CN CN202023322228.2U patent/CN215061960U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114392365A (en) * | 2021-12-31 | 2022-04-26 | 宁波市海曙莱富医疗科技有限公司 | Evaporator for sterilizer |
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