CN202082912U - Solar heat collecting and preheating device - Google Patents

Solar heat collecting and preheating device Download PDF

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Publication number
CN202082912U
CN202082912U CN2011201131967U CN201120113196U CN202082912U CN 202082912 U CN202082912 U CN 202082912U CN 2011201131967 U CN2011201131967 U CN 2011201131967U CN 201120113196 U CN201120113196 U CN 201120113196U CN 202082912 U CN202082912 U CN 202082912U
Authority
CN
China
Prior art keywords
stop valve
boiler
solar panels
series
control device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2011201131967U
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Chinese (zh)
Inventor
施方浩
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SUZHOU WUGAN PHARMACEUTICAL CO Ltd
Original Assignee
SUZHOU WUGAN PHARMACEUTICAL CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SUZHOU WUGAN PHARMACEUTICAL CO Ltd filed Critical SUZHOU WUGAN PHARMACEUTICAL CO Ltd
Priority to CN2011201131967U priority Critical patent/CN202082912U/en
Application granted granted Critical
Publication of CN202082912U publication Critical patent/CN202082912U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers
    • Y02E10/44Heat exchange systems

Abstract

The utility model relates to a solar heat collecting and preheating device used for preheating the water before heating the boiler, wherein the solar heat collecting and preheating device is characterized in that: the main body comprises solar panels and a hot water tank; the solar panels are connected in series; two ends of the solar panels connected in series are respectively connected with a first stop valve and a second strop valve; the first stop valve is connected in the hot water tank by a water flow control device; one end of the second stop valve is connected with an exhausting valve and the other end is connected in the hot water tank; the hot water tank is replenished with water by a water replenishing tube connected with a seventh stop valve; preheated hot water flows out via a pressure control device connected with the lower end of the hot water tank and then enters the boiler. There rows of solar panels are connected in series; a first temperature sensor is installed on the bottom of the hot water tank, and a second temperature sensor is installed on one end of each of the solar panels connected in series. The solar heat collecting and preheating device preheats the water which is filled into the boiler and to be heated, uses a natural energy, uses low-cost equipment, increases the temperature of the input water, reduces fire coal consumption of the boiler, and achieves effects of saving energy and reducing exhaust.

Description

The solar energy heating preheating device
Technical field
The utility model relates to a kind of preceding solar energy heating preheating device that water is carried out preheating of boiler heating that is applied to.
Background technology
At present, be applied in the chemical industry, what heat hot water need adopt is the boiler heating, and the water that enters in the boiler is the cold water of zero degrees celsius at the very start, when being heated to certain high temperature, needing to consume a large amount of coal energy boiler is heated.General large and medium-sized enterprise 8000 tons of coals of annual consumption heat the chemical industry water, according to the 1350 yuan of calculating per ton of existing market valency, the annual coal consumption that will reach more than 1,000 ten thousand yuan has caused certain greenhouse gas emission to environment, and also is unfavorable for the interests development of company.And the high temperature that the chemical industry water needs adopts pure boiler heating in time not reach assigned temperature, has reduced the efficiency of heating surface.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of efficiency of heating surface that economizes on resources, improves, the solar energy heating preheating device of energy-saving and emission-reduction.
The technical scheme in the invention for solving the technical problem is: a kind of preceding solar energy heating preheating device that water is carried out preheating of boiler heating that is applied to, main body is solar panels and boiler, described solar panels are connected in series, and the solar panels two ends after the series connection are connected with first stop valve and second stop valve respectively; First stop valve is connected in the boiler by flow control apparatus for water; Second stop valve, one end connects air bleeding valve, and the other end is connected in the boiler; Boiler carries out moisturizing by the filling pipe that is connected with the 7th stop valve, and the hot water after the preheating flows out through the pressure control device that the boiler lower end connects, and enters in the boiler.
In order to improve the pre-thermal efficiency, the solar panels after the described series connection are at least a row, are parallel with same series-connected solar plate at the two ends of first stop valve and second stop valve, reach the effect that nature adopts, and the solar panels of series connection are three rows.
In order to regulate pipeline system water flow, and prevent aqueous reflux, described flow control apparatus for water inside comprises the 3rd stop valve, first check valve, circulating pump, first filter and the 4th stop valve that is connected in series.
For the discharge pressure that guarantees terminal delivery port and the resistance to water-flow in the control loop, pressure control device inside comprises the 6th stop valve, second filter, booster pump, second check valve and the 5th stop valve that is connected in series.Described pressure control device is at least one, can be parallel with same pressure control device at the pressure control device two ends; Reach preferred effect, described pressure control device is two, adopts connected mode in parallel.
For can be according to what of solar absorption heat, the operation of circulating pump and booster pump in the employing temperature control periodic duty system, guarantee constant-temperature effluent simultaneously, the bottom of boiler is equipped with first temperature sensor, at the end of solar panels of series connection second temperature sensor is installed.
The beneficial effects of the utility model are: adopt this structure, carry out preheating to injecting the water that needs to heat in the boiler, adopt natural energy resources, old of equipment is cheap, improves inflow temperature, reduces the coal-fired consumption of boiler, plays the effect of energy-saving and emission-reduction.
Description of drawings
Fig. 1 is an operation principle schematic diagram of the present utility model.
Among the figure: 1-1, the first stop valve 1-2, the second stop valve 1-3, the 3rd stop valve 1-4, the 4th stop valve 1-5, the 5th stop valve 1-6, the 6th stop valve 1-7, the 7th stop valve 2-1, the first check valve 2-2, the second check valve 3-1, the first filter 3-2, second filter 4, air bleeding valve 5, circulating pump 6, booster pump 7-1, the first temperature sensor 7-2, second temperature sensor 8, solar panels 9, boiler 10, flow control apparatus for water 11, pressure control device
The specific embodiment
A kind of preceding solar energy heating preheating device that water is carried out preheating of boiler heating that is applied to shown in Figure 1, main body is solar panels 8 and boiler 9, described solar panels 8 are connected in series, and the solar panels two ends after the series connection are connected with the first stop valve 1-1 and the second stop valve 1-2 respectively; The first stop valve 1-1 is connected in the boiler 9 by flow control apparatus for water 10; The second stop valve 1-2, one end connects air bleeding valve 4, and the other end is connected in the boiler 9; Boiler 9 carries out moisturizing by the filling pipe that is connected with the 7th stop valve 1-7, and the hot water after the preheating flows out through the pressure control device 11 that boiler 9 lower ends connect, and enters in the boiler.The effect of air bleeding valve 4 is air of automatic removal system inside.
Solar panels 8 after the described series connection are at least a row, be parallel with same series-connected solar plate at the two ends of the first stop valve 1-1 and the second stop valve 1-2, reach the effect that nature adopts, the solar panels 8 of series connection are three rows, solar panels 8 adopt vacuum tube, reduce hot grandson to greatest extent, improve the pre-thermal efficiency.
Described flow control apparatus for water 10 inside comprise the 3rd stop valve 1-3, the first check valve 2-1, circulating pump 5, the first filter 3-1 and the 4th stop valve 1-4 that is connected in series.The effect of its middle filtrator is an impurity screening, the protection water pump; Flow control apparatus for water 10 is regulated pipeline system water flow, and prevents aqueous reflux.
Pressure control device 11 inside comprise the 6th stop valve 1-6, the second filter 2-2, booster pump 6, the second check valve 3-2 and the 5th stop valve 1-5 that is connected in series.Described pressure control device 11 is at least one, can be parallel with same pressure control device at pressure control device 11 two ends; Reach preferred effect, described pressure control device 11 is two, adopts connected mode in parallel.Better guarantee the discharge pressure of terminal delivery port and the resistance to water-flow in the control loop.
The bottom of boiler 9 is equipped with the first temperature sensor 7-1, end at the solar panels 8 of connecting is equipped with the second temperature sensor 7-2, according to what of solar absorption heat, the operation of circulating pump 5 and booster pump 6 in the employing temperature control periodic duty system, as last temperature displayed of the second temperature sensor 7-2 and the certain temperature difference T of the last temperature displayed generation of the first temperature sensor 7-1, Δ T is at 5 ℃ between 10 ℃ the time, controller sends pneumatic signal and gives circulating pump 5,5 work of control circulating pump, be that high-temperature water in the heat collector and the water at low temperature in the boiler 9 are carried out forced circulation, thereby the water temperature in the whole boiler 9 is raise; When Δ T less than zero the time, controller sends stop signal and gives circulating pump 5, assigns instruction, stops the operation of circulating pump 5.
The beneficial effects of the utility model are: adopt this structure, carry out preheating to injecting the water that needs to heat in the boiler, adopt natural energy resources, old of equipment is cheap, improves inflow temperature, reduces the coal-fired consumption of boiler, plays the effect of energy-saving and emission-reduction.

Claims (7)

1. one kind is applied to the preceding solar energy heating preheating device that water is carried out preheating of boiler heating, it is characterized in that: main body is solar panels (8) and boiler (9), described solar panels (8) are connected in series, and the solar panels two ends after the series connection are connected with first stop valve (1-1) and second stop valve (1-2) respectively; First stop valve (1-1) is connected in the boiler (9) by flow control apparatus for water (10); Second stop valve (1-2) end connects air bleeding valve (4), and the other end is connected in the boiler (9); Boiler (9) carries out moisturizing by the filling pipe that is connected with the 7th stop valve (1-7), and the hot water after the preheating flows out through the pressure control device (11) that boiler (9) lower end connects, and enters in the boiler.
2. solar energy heating preheating device according to claim 1 is characterized in that: the solar panels after the described series connection (8) are at least a row, are parallel with same series-connected solar plate (8) at the two ends of first stop valve (1-1) and second stop valve (1-2).
3. solar energy heating preheating device according to claim 1 and 2 is characterized in that: the solar panels of described series connection (8) are three rows.
4. solar energy heating preheating device according to claim 1 is characterized in that: described flow control apparatus for water (10) inside comprises the 3rd stop valve (1-3), first check valve (2-1), circulating pump (5), first filter (3-1) and the 4th stop valve (1-4) that is connected in series.
5. solar energy heating preheating device according to claim 1 is characterized in that: described pressure control device (11) inside comprises the 6th stop valve (1-6), second filter (3-2), booster pump (6), second check valve (2-2) and the 5th stop valve (1-5) that is connected in series; Described pressure control device (11) is at least one, can be parallel with same pressure control device (11) at pressure control device (11) two ends.
6. solar energy heating preheating device according to claim 1 or 5, it is characterized in that: described pressure control device (11) is two, adopts connected mode in parallel.
7. solar energy heating preheating device according to claim 1 is characterized in that: the bottom of described boiler (9) is equipped with first temperature sensor (7-1), at the end of solar panels (8) of series connection second temperature sensor (7-2) is installed.
CN2011201131967U 2011-04-18 2011-04-18 Solar heat collecting and preheating device Expired - Fee Related CN202082912U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011201131967U CN202082912U (en) 2011-04-18 2011-04-18 Solar heat collecting and preheating device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011201131967U CN202082912U (en) 2011-04-18 2011-04-18 Solar heat collecting and preheating device

Publications (1)

Publication Number Publication Date
CN202082912U true CN202082912U (en) 2011-12-21

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011201131967U Expired - Fee Related CN202082912U (en) 2011-04-18 2011-04-18 Solar heat collecting and preheating device

Country Status (1)

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CN (1) CN202082912U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102313278A (en) * 2011-04-18 2012-01-11 苏州市吴赣药业有限公司 Solar energy collecting and preheating device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102313278A (en) * 2011-04-18 2012-01-11 苏州市吴赣药业有限公司 Solar energy collecting and preheating device

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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: 20111221

Termination date: 20180418

CF01 Termination of patent right due to non-payment of annual fee