CN205447689U - Single jar of built -in heat transfer millet electric steam boiler of fused salt heat -retaining - Google Patents
Single jar of built -in heat transfer millet electric steam boiler of fused salt heat -retaining Download PDFInfo
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- CN205447689U CN205447689U CN201620228163.XU CN201620228163U CN205447689U CN 205447689 U CN205447689 U CN 205447689U CN 201620228163 U CN201620228163 U CN 201620228163U CN 205447689 U CN205447689 U CN 205447689U
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- fused salt
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- heat transfer
- electrical heating
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Abstract
The utility model discloses a single jar of built -in heat transfer millet electric steam boiler of fused salt heat -retaining. This electric steam boiler includes fused salt jar, electric heater and steam generator, electric heater set up in the inside electrical heating district of fused salt jar, steam generator set up in the inside heat transfer district of fused salt jar, fused salt in the fused salt jar is in electrical heating district warp flow extremely in electric heater heating back the heat transfer district realizes sending out heat, and the fused salt after the cooling passes through the circulation of fused salt transmission pipeline extremely the electrical heating district. The utility model discloses a single jar of built -in heat transfer scheme, the fused salt of heating flow in the fused salt jar, also realize in the fused salt jar and the heat exchanger between the heat transfer, the effectual material cost that has practiced thrift, and can effectually prevent that the fused salt from solidifying and the jam of pipeline.
Description
Technical field
This utility model relates to electricity steam boiler field, particularly relates to single tank built-in heat exchange paddy electricity steam boiler of a kind of fused salt heat accumulation.
Background technology
Fused salt heat accumulation boiler is mainly used in solar light-heat power-generation at present, existing solar light-heat power-generation heat accumulation and the commonly used pair of external heat of tank of heat exchange (i.e. high-temperature tank, cryogenic tank, heat exchanger), during the Industrial Boiler of this technical scheme low temperature in being applied to, there are the following problems and shortcoming: double tanks are required for the steel plate materials of corrosion-and high-temp-resistant and insulation material of good performance, and cost is costly；The flow-control of pump for liquid salts requires precisely；Heat exchanger and pipeline need the solidification of good anti-fused salt and the measure of blocking pipeline；Need the high temperature resistant and valve of corrosion and measuring instruments.
Utility model content
The purpose of this utility model is to provide single tank built-in heat exchange paddy electricity steam boiler of a kind of fused salt heat accumulation, and this utility model uses the heat that single tank is built-in, has effectively saved material cost, and can effectively prevent fused salt solidification and the blocking of pipeline.
For reaching this purpose, this utility model by the following technical solutions:
A kind of single tank built-in heat exchange paddy electricity steam boiler of fused salt heat accumulation, including fused salt tank, electric heater and steam generator, described electric heater is arranged at the electrical heating district within described fused salt tank, described steam generator is arranged at the heat transfer zone within described fused salt tank, fused salt in described fused salt tank flows to described heat transfer zone in described electrical heating district after described electric heater heats, realizing heat release, the fused salt after cooling is recycled to described electrical heating district by fused salt transmission pipeline.
Wherein, described fused salt tank also includes that low-temperature space and cryopump district, described low-temperature space, electrical heating district, heat transfer zone and cryopump district are divided successively by the flow direction of fused salt, and described cryopump district is connected by pump for liquid salts and fused salt transmission pipeline with described low-temperature space.
The first dividing plate it is provided with between described low-temperature space and electrical heating district, it is provided with second partition between described electrical heating district and heat transfer zone, the 3rd dividing plate it is provided with between described heat transfer zone and cryopump district, described first dividing plate forms fused salt flow channel with the top of described fused salt tank, described second partition forms fused salt flow channel with the top of described fused salt tank, and described 3rd dividing plate forms fused salt flow channel with the bottom of described fused salt tank.
Described paddy electricity steam boiler also includes water tank and feed pump, the outlet of described feed pump connects the cooling water inlet of described steam generator by inlet channel, the water inlet of described feed pump connects the outlet of described water tank, the water inlet of described water tank connects water supply pipe, is provided with hydrotreater in described water supply pipe.
Wherein, the steam (vapor) outlet of described steam generator connects gas-distributing cylinder by jet chimney, connects feed-water valve by inlet channel.
Described paddy electricity steam boiler, also includes retracting device, and described retracting device is connected with described water tank by recovery channel.
Described paddy electricity steam boiler also includes the first thermometer, the second thermometer, the 3rd thermometer and the 4th thermometer, the temperature detecting unit of described first thermometer is positioned at described low-temperature space, the temperature detecting unit of described second thermometer is positioned at described electrical heating district, the temperature detecting unit of described 3rd thermometer is positioned at described heat transfer zone, and the temperature detecting unit of described 4th thermometer is positioned at described cryopump district.
Wherein, described fused salt is quartz sand composite fused salt.
The beneficial effects of the utility model are: the utility model discloses single tank built-in heat exchange paddy electricity steam boiler of a kind of fused salt heat accumulation.This electricity steam boiler includes fused salt tank, electric heater and steam generator, described electric heater is arranged at the electrical heating district within described fused salt tank, described steam generator is arranged at the heat transfer zone within described fused salt tank, fused salt in described fused salt tank flows to described heat transfer zone in described electrical heating district after described electric heater heats, realizing heat release, the fused salt after cooling is recycled to described electrical heating district by fused salt transmission pipeline.This utility model uses the heat that single tank is built-in, and the fused salt of heating flows in fused salt tank, also realizes the heat exchange between heat exchanger in fused salt tank, has effectively saved material cost, and can effectively prevent fused salt solidification and the blocking of pipeline.
Accompanying drawing explanation
Fig. 1 is the structural representation of single tank built-in heat exchange paddy electricity steam boiler of a kind of fused salt heat accumulation that this utility model detailed description of the invention one provides.
In figure:
1-fused salt tank；2-electric heater；3-steam generator；4-electrical heating district；5-heat transfer zone；6-fused salt transmission pipeline；7-low-temperature space；8-cryopump district；9-pump for liquid salts；10-the first dividing plate；11-second partition；12-the 3rd dividing plate；13-water tank；14-feed pump；15-water supply pipe；16-hydrotreater；17-gas-distributing cylinder；18-feed-water valve；19-the first thermometer；20-the second thermometer；21-the 3rd thermometer；22-the 4th thermometer；23-recovery channel.
Detailed description of the invention
Further illustrate the technical solution of the utility model below in conjunction with the accompanying drawings and by detailed description of the invention.
As shown in Figure 1, the present embodiment provides single tank built-in heat exchange paddy electricity steam boiler of a kind of fused salt heat accumulation, including fused salt tank 1, electric heater 2 and steam generator 3, described electric heater 2 is arranged at the electrical heating district 4 within described fused salt tank 1, described steam generator 3 is arranged at the heat transfer zone 5 within described fused salt tank 1, fused salt in described fused salt tank 1 flows to described heat transfer zone 5 in described electrical heating district 4 after described electric heater 2 heats, realizing heat release, the fused salt after cooling is recycled to described electrical heating district 4 by fused salt transmission pipeline 6.
Described fused salt tank 1 also includes low-temperature space 7 and cryopump district 8, described low-temperature space 7, electrical heating district 4, heat transfer zone 5 and cryopump district 8 are divided successively by the flow direction of fused salt, and described cryopump district 8 is connected by pump for liquid salts 9 and fused salt transmission pipeline 6 with described low-temperature space 7.
The first dividing plate 10 it is provided with between described low-temperature space 7 and electrical heating district 4, it is provided with second partition 11 between described electrical heating district 4 and heat transfer zone 5, it is provided with the 3rd dividing plate 12 between described heat transfer zone 5 and cryopump district 8, described first dividing plate 10 forms fused salt flow channel with the top of described fused salt tank 1, described second partition 11 forms fused salt flow channel with the top of described fused salt tank 1, and described 3rd dividing plate 12 forms fused salt flow channel with the bottom of described fused salt tank 1.
In the present embodiment, dividing plate is set in fused salt tank 1 and can play the guide functions to fused salt, fused salt is pumped to low-temperature space 7 in cryopump district 8, the outlet of fused salt transmission pipeline 6 is in the lower space of low-temperature space 7, due to the effect of the first dividing plate 10, the fused salt of cooling is assembled at low-temperature space 7, when the fast top arriving fused salt tank 1, due to opening, in described fused salt natural flow to described electrical heating district 4；Due to the effect of electric heater 2 in electrical heating district 4, fused salt is heated, when the fused salt in electrical heating district 4 arrives the top of fused salt tank 1 soon, space due to second partition 11 with fused salt tank 1 top, fused salt automatic flowing after heating is in heat transfer zone 5, in heat transfer zone 5, fused salt after heating and steam generator 3 carry out heat exchange, fused salt after heat release turns cold, cryopump district 8 is flowed to by the opening bottom the 3rd dividing plate 12 and fused salt tank 1, fused salt in cryopump district is pumped to low-temperature space 7 through fused salt transmission pipeline 6 again, enters next one circulation.
Fused salt in the present embodiment, after the fused salt of transmission is cooling in fused salt transmission pipeline 6, it is to avoid high-temperature molten salt flow in heat exchanger tube and transmission pipeline, solves and is likely to occur the problem solidifying plugging.In the present embodiment, pump for liquid salts 9 only does fused salt circulatory function, reduces control accuracy requirement.
Described paddy electricity steam boiler also includes water tank 13 and feed pump 14, the outlet of described feed pump 14 connects the cooling water inlet of described steam generator 3 by inlet channel, the water inlet of described feed pump 14 connects the outlet of described water tank 13, the water inlet of described water tank 13 connects water supply pipe 15, is provided with hydrotreater 16 in described water supply pipe 15.
The steam (vapor) outlet of described steam generator 3 connects gas-distributing cylinder 17 by jet chimney, connects feed-water valve 18 by inlet channel.
In the present embodiment, feed-water valve 18 is connected with inlet channel, and feed-water valve 18 can control to adjust the inflow of inlet channel according to steam pressure size.
Described paddy electricity steam boiler also includes retracting device, and described retracting device is connected with described water tank 13 by recovery channel 23.Hot water that user is not finished and steam are delivered to water tank 13 by recovery channel 23, carry out recycling next time.
In the present embodiment, tap water before heating, carries out purified treatment so that water is difficult to scaling in heating and transmitting procedure, the beneficially maintenance of equipment.
Described paddy electricity steam boiler also includes the first thermometer the 19, second thermometer the 20, the 3rd thermometer 21 and the 4th thermometer 22, the temperature detecting unit of described first thermometer 19 is positioned at described low-temperature space 7, the temperature detecting unit of described second thermometer 20 is positioned at described electrical heating district 4, the temperature detecting unit of described 3rd thermometer 21 is positioned at described heat transfer zone 5, and the temperature detecting unit of described 4th thermometer 22 is positioned at described cryopump district 8.
In the present embodiment, each district in fused salt tank 1 is both provided with thermometer, in order to monitor the temperature of each district fused salt in real time.
In the present embodiment, described fused salt is quartz sand composite fused salt.
In the present embodiment, using the heat that single tank is built-in, the fused salt of heating flows in fused salt tank, also in fused salt tank, realize the heat exchange between steam generator, effectively save steel plate materials and insulation material, reduced cost, and can effectively prevent fused salt solidification and the blocking of pipeline.And the pump for liquid salts in this utility model only does fused salt circulatory function, reduce control accuracy requirement, decrease the number of applications of high temperature instrument and valve.
Know-why of the present utility model is described above in association with specific embodiment.These descriptions are intended merely to explain principle of the present utility model, and can not be construed to the restriction to this utility model protection domain by any way.Based on explanation herein, those skilled in the art need not pay performing creative labour can associate other detailed description of the invention of the present utility model, within these modes fall within protection domain of the present utility model.
Claims (8)
1. single tank built-in heat exchange paddy electricity steam boiler of a fused salt heat accumulation, it is characterized in that, including fused salt tank (1), electric heater (2) and steam generator (3), described electric heater (2) is arranged at the electrical heating district (4) that described fused salt tank (1) is internal, described steam generator (3) is arranged at the heat transfer zone (5) that described fused salt tank (1) is internal, fused salt in described fused salt tank (1) flows to described heat transfer zone (5) described electrical heating district (4) after described electric heater (2) heats, realize heat release, fused salt after cooling is recycled to described electrical heating district (4) by fused salt transmission pipeline (6).
Paddy electricity steam boiler the most according to claim 1, it is characterized in that, described fused salt tank (1) also includes low-temperature space (7) and cryopump district (8), described low-temperature space (7), electrical heating district (4), heat transfer zone (5) and cryopump district (8) are divided successively by the flow direction of fused salt, and described cryopump district (8) is connected by pump for liquid salts (9) and fused salt transmission pipeline (6) with described low-temperature space (7).
Paddy electricity steam boiler the most according to claim 2, it is characterized in that, the first dividing plate (10) it is provided with between described low-temperature space (7) and electrical heating district (4), it is provided with second partition (11) between described electrical heating district (4) and heat transfer zone (5), the 3rd dividing plate (12) it is provided with between described heat transfer zone (5) and cryopump district (8), described first dividing plate (10) forms fused salt flow channel with the top of described fused salt tank (1), described second partition (11) forms fused salt flow channel with the top of described fused salt tank (1), described 3rd dividing plate (12) forms fused salt flow channel with the bottom of described fused salt tank (1).
Paddy electricity steam boiler the most according to claim 1, it is characterized in that, also include water tank (13) and feed pump (14), the outlet of described feed pump (14) connects the cooling water inlet of described steam generator (3) by inlet channel, the water inlet of described feed pump (14) connects the outlet of described water tank (13), the water inlet of described water tank (13) connects water supply pipe (15), is provided with hydrotreater (16) in described water supply pipe (15).
Paddy electricity steam boiler the most according to claim 1, it is characterised in that the steam (vapor) outlet of described steam generator (3) connects gas-distributing cylinder (17) by jet chimney, connects feed-water valve (18) by inlet channel.
Paddy electricity steam boiler the most according to claim 4, it is characterised in that also include retracting device, described retracting device is connected with described water tank (13) by recovery channel (23).
Paddy electricity steam boiler the most according to claim 2, it is characterized in that, also include the first thermometer (19), second thermometer (20), 3rd thermometer (21) and the 4th thermometer (22), the temperature detecting unit of described first thermometer (19) is positioned at described low-temperature space (7), the temperature detecting unit of described second thermometer (20) is positioned at described electrical heating district (4), the temperature detecting unit of described 3rd thermometer (21) is positioned at described heat transfer zone (5), the temperature detecting unit of described 4th thermometer (22) is positioned at described cryopump district (8).
Paddy electricity steam boiler the most according to claim 1, it is characterised in that described fused salt is quartz sand composite fused salt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620228163.XU CN205447689U (en) | 2016-03-23 | 2016-03-23 | Single jar of built -in heat transfer millet electric steam boiler of fused salt heat -retaining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620228163.XU CN205447689U (en) | 2016-03-23 | 2016-03-23 | Single jar of built -in heat transfer millet electric steam boiler of fused salt heat -retaining |
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| CN205447689U true CN205447689U (en) | 2016-08-10 |
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| CN201620228163.XU Active CN205447689U (en) | 2016-03-23 | 2016-03-23 | Single jar of built -in heat transfer millet electric steam boiler of fused salt heat -retaining |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105627276A (en) * | 2016-03-23 | 2016-06-01 | 深圳市爱能森设备技术有限公司 | Molten salt heat storage single-tank internal arrangement heat exchange off-peak electricity steam boiler and heat exchange method |
| WO2022088649A1 (en) * | 2020-10-26 | 2022-05-05 | 西安西热节能技术有限公司 | Molten salt layered energy storage system capable of supplying steam at constant temperature |
-
2016
- 2016-03-23 CN CN201620228163.XU patent/CN205447689U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105627276A (en) * | 2016-03-23 | 2016-06-01 | 深圳市爱能森设备技术有限公司 | Molten salt heat storage single-tank internal arrangement heat exchange off-peak electricity steam boiler and heat exchange method |
| WO2022088649A1 (en) * | 2020-10-26 | 2022-05-05 | 西安西热节能技术有限公司 | Molten salt layered energy storage system capable of supplying steam at constant temperature |
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