CN202791970U - Automatic heating device for boiler softened water tank - Google Patents
Automatic heating device for boiler softened water tank Download PDFInfo
- Publication number
- CN202791970U CN202791970U CN 201220446145 CN201220446145U CN202791970U CN 202791970 U CN202791970 U CN 202791970U CN 201220446145 CN201220446145 CN 201220446145 CN 201220446145 U CN201220446145 U CN 201220446145U CN 202791970 U CN202791970 U CN 202791970U
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- water tank
- softened water
- boiler
- autocontrol valve
- temperature
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Abstract
The utility model discloses an automatic heating device for a boiler softened water tank. A softened water tank (1) is arranged on the outer side of a boiler steam header (2). The automatic heating device is characterized in that a first automatic control valve (4) is arranged between the softened water tank (1) and a steam trap (3) at the lower end of the boiler steam header; a temperature early warning device is arranged on the softened water tank (1); and the temperature early warning device starts or stops the first automatic control valve which controls the connection of a pipeline between the softened water tank (1) and the steam trap (3). The device reduces fuel consumption of a boiler, reduces pollutant discharge and heat consumption, saves the cost for producing softened water, reduces the temperature difference between boiler water and feeding water, and prolongs the service life of the boiler economizer.
Description
Technical field
The utility model belongs to the boiler reforming technology field, is specifically related to a kind of boiler softened water tank self-heating apparatus.
Background technology
Boiler gas-distributing cylinder (boiler divides drum) is the main corollary equipment of boiler, and the steam distribution that produces when being used for boiler operatiopn is gone to each road pipeline, and gas-distributing cylinder is bearing device, belongs to pressure vessel.The major function of gas-distributing cylinder is distributing steam, so has a plurality of valve seats to connect boiler main steam valve and steam distributing valve door on the gas-distributing cylinder, in order to steam in the gas-distributing cylinder is divided to respectively needing part.
Steam in the boiler gas-distributing cylinder has condensed water and produces, produce a certain amount of condensed water at every turn after drain valve can automatically open, it is directly entered in the cesspool.The temperature of general steam condensate is all higher, and the temperature of condensed water can reach 70 ℃～95 ℃, with its direct discharge, has wasted greatly heat energy.And this also may be simultaneously to environment.And the water temperature temperature difference in the water temperature of boiler softened water tank and the stove is large, greatly affected the service life of boiler economizer, and the soft water temperature is lower, has improved greatly the energy consumption of boiler, has increased the cost that equipment uses.The present invention therefore.
Summary of the invention
The utility model purpose is to provide a kind of boiler softened water tank self-heating apparatus, has solved the problems such as the boiler energy consumption is too high in the prior art, the equipment use cost is excessive, environmental pollution is comparatively serious.
In order to solve these problems of the prior art, the technical scheme that the utility model provides is:
A kind of boiler softened water tank self-heating apparatus, described softened water tank is arranged on the Boiler Steam gas-distributing cylinder outside, it is characterized in that between the steam trap of described softened water tank and Boiler Steam gas-distributing cylinder lower end the first autocontrol valve being set, set temperature prior-warning device on the described softened water tank, described temperature pre-warning device opens and closes the pipeline that the control of the first autocontrol valve is communicated with softened water tank and steam trap according to the soft water the temperature inside the box control that detects.
The preferred technical scheme of the present invention is: a kind of boiler softened water tank self-heating apparatus, described softened water tank is arranged on the Boiler Steam gas-distributing cylinder outside, between the steam trap of described softened water tank and Boiler Steam gas-distributing cylinder lower end the first autocontrol valve is set, set temperature prior-warning device on the described softened water tank, described temperature pre-warning device opens and closes the pipeline that the control of the first autocontrol valve is communicated with softened water tank and steam trap according to the soft water the temperature inside the box control that detects; Described temperature pre-warning device comprises the temperature signal sensor, and described temperature signal sensor is connected control with the first autocontrol valve by signal and opens and closes the first autocontrol valve.
The preferred technical scheme of the present invention is: a kind of boiler softened water tank self-heating apparatus, described softened water tank is arranged on the Boiler Steam gas-distributing cylinder outside, between the steam trap of described softened water tank and Boiler Steam gas-distributing cylinder lower end the first autocontrol valve is set, set temperature prior-warning device on the described softened water tank, described temperature pre-warning device opens and closes the pipeline that the control of the first autocontrol valve is communicated with softened water tank and steam trap according to the soft water the temperature inside the box control that detects; Described steam trap lower end also is provided with threeway, described threeway is communicated with steam trap output pipe, softened water tank intake line, bilge discharge pipe road respectively, on the described softened water tank intake line the first autocontrol valve is set, described bilge discharge pipe arranges the second autocontrol valve on the road, and described temperature signal sensor is connected control with the first autocontrol valve, the second autocontrol valve by signal respectively and opens and closes connection.
The preferred technical scheme of the present invention is: a kind of boiler softened water tank self-heating apparatus, described softened water tank is arranged on the Boiler Steam gas-distributing cylinder outside, between the steam trap of described softened water tank and Boiler Steam gas-distributing cylinder lower end the first autocontrol valve is set, set temperature prior-warning device on the described softened water tank, described temperature pre-warning device opens and closes the pipeline that the control of the first autocontrol valve is communicated with softened water tank and steam trap according to the soft water the temperature inside the box control that detects; Described the first autocontrol valve arranged outside the first manual bypass valve, described the second autocontrol valve arranged outside the second manual bypass valve.
The present invention is communicated with the control of steam trap by softened water tank, and the condensed water by the steam trap output pipe heats softened water tank, reduces the energy consumption of boiler, is conducive to softened water tank is carried out supply, purification, reduces boiler blow-down water to the pollution of environment.In addition, in order to reduce soft water vaporization in the softened water tank, need to control the temperature of softened water tank.When temperature was lower than lower threshold, softened water tank was communicated with steam trap in the preferred technical scheme of the present invention, and when temperature was higher than upper limit threshold, softened water tank and steam trap were closed, and avoided soft water vaporization in the softened water tank, affected the function of softened water tank.For this reason, set temperature prior-warning device on softened water tank by being connected of temperature pre-warning device and the first autocontrol valve, is opened the first autocontrol valve when temperature is lower than lower threshold, when temperature is higher than upper limit threshold, close the first autocontrol valve.The temperature pre-warning device comprises the temperature signal sensor, can carry out Real-Time Monitoring to soft water the temperature inside the box.
Than solution of the prior art, the utility model advantage is:
Technical solution of the present invention is communicated with the control of steam trap by softened water tank, and by steam trap condensed water heating softened water tank, the fuel consumption of having saved boiler reduces blowdown flow rate and heat consumption.In addition, by steam trap condensed water filling softened water tank, the cost that demineralized water is made is saved in the recovery of condensed water, has reduced the temperature difference of stove water and feedwater, the service life of having improved boiler economizer.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further described:
Fig. 1 is the structural representation of boiler softened water tank self-heating apparatus of the present invention.
Wherein: 1 is softened water tank, and 2 is sub-cylinder steam; 3 is steam trap; 4 is the first autocontrol valve; 5 is the temperature signal sensor; 6 are threeway; 7 is the second autocontrol valve; 8 is thermometer; 9 is the softened water tank entrance; 41 is the first manual bypass valve; 71 is the second manual bypass valve.
The specific embodiment
Below in conjunction with specific embodiment such scheme is described further.Should be understood that these embodiment are not limited to limit the scope of the invention for explanation the present invention.The implementation condition that adopts among the embodiment can be done further adjustment according to the condition of concrete producer, and not marked implementation condition is generally the condition in the normal experiment.
Embodiment
As shown in Figure 1, this boiler softened water tank self-heating apparatus, described softened water tank 1 is arranged on Boiler Steam gas-distributing cylinder 2 outsides, the first autocontrol valve 4 is set between the steam trap 3 of described softened water tank 1 and Boiler Steam gas-distributing cylinder lower end, set temperature prior-warning device on the described softened water tank 1, described temperature pre-warning device is according to the pipeline of soft water the temperature inside the box control keying the first autocontrol valve control connection softened water tank 1 that detects with steam trap 3.
The temperature pre-warning device comprises temperature signal sensor 5, and described temperature signal sensor 5 is connected control with the first autocontrol valve by signal and opens and closes the first autocontrol valve.
Described steam trap 3 lower ends also are provided with threeway 6, described threeway 6 is communicated with steam trap output pipe, softened water tank intake line, bilge discharge pipe road respectively, the first autocontrol valve 4 is set on the described softened water tank intake line, the second autocontrol valve 7 is set on the described bilge discharge pipe road, and described temperature signal sensor 5 is connected control with the first autocontrol valve, the second autocontrol valve 7 by signal respectively and opens and closes connection.Described the first autocontrol valve 4 arranged outside the first manual bypass valve 41, described the second autocontrol valve 7 arranged outside the second manual bypass valve 71.
When carrying out implementation, can be in threeway of outlet welding of steam trap, and two valves are installed, a pipe arrangement is to pollution discharge pond, and at pipe arrangement manually bypass---the second manual bypass valve 71 of control of the control loop of second autocontrol valve 7 and is installed.An other pipe arrangement is connected to softened water tank inside, is connected to first autocontrol valve 4 is installed on that section pipe arrangement of softened water tank, a bypass is installed in addition as manual control loop---the first manual bypass valve 71 on the next door of autocontrol valve.
At the softened water tank lateral opening hole temperature signal sensor 5 is installed, and signal is connected to the first autocontrol valve and the second autocontrol valve.And the capping value is 60 ℃ on thermometer 8, and lower limit is 40 ℃.When the temperature in the softened water tank was lower than 40 ℃, the first autocontrol valve 4 was opened automatically, and the second autocontrol valve 7 cuts out simultaneously, and softened water tank is heated.When the temperature of softened water tank was higher than 60 degrees centigrade, the first autocontrol valve 4 cut out, and the second autocontrol valve 7 is opened simultaneously, and condensed water is entered cesspool.
Be communicated with the control of steam trap by softened water tank, the condensed water by the steam trap output pipe heats softened water tank, reduces the energy consumption of boiler, is conducive to softened water tank is carried out supply, purification, reduces boiler blow-down water to the pollution of environment.
Above-mentioned example only is explanation technical conceive of the present invention and characteristics, and its purpose is to allow the people who is familiar with technique can understand content of the present invention and according to this enforcement, can not limit protection scope of the present invention with this.All equivalent transformations that Spirit Essence is done according to the present invention or modification all should be encompassed within protection scope of the present invention.
Claims (4)
1. boiler softened water tank self-heating apparatus, described softened water tank (1) is arranged on Boiler Steam gas-distributing cylinder (2) outside, it is characterized in that between the steam trap (3) of described softened water tank (1) and Boiler Steam gas-distributing cylinder lower end the first autocontrol valve (4) being set, the upper set temperature prior-warning device of described softened water tank (1), soft water the temperature inside the box control that described temperature pre-warning device basis detects opens and closes the pipeline that the control of the first autocontrol valve is communicated with softened water tank (1) and steam trap (3).
2. boiler softened water tank self-heating apparatus according to claim 1, it is characterized in that described temperature pre-warning device comprises temperature signal sensor (5), described temperature signal sensor (5) is connected control with the first autocontrol valve by signal and opens and closes the first autocontrol valve.
3. boiler softened water tank self-heating apparatus according to claim 2, it is characterized in that described steam trap (3) lower end also is provided with threeway (6), described threeway (6) is communicated with steam trap output pipe, softened water tank intake line, bilge discharge pipe road respectively, the first autocontrol valve (4) is set on the described softened water tank intake line, the second autocontrol valve (7) is set on the described bilge discharge pipe road, and described temperature signal sensor (5) is connected control with the first autocontrol valve, the second autocontrol valve (7) by signal respectively and opens and closes connection.
4. boiler softened water tank self-heating apparatus according to claim 2 is characterized in that described the first autocontrol valve (4) arranged outside the first manual bypass valve (41), described the second autocontrol valve (7) arranged outside the second manual bypass valve (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220446145 CN202791970U (en) | 2012-09-04 | 2012-09-04 | Automatic heating device for boiler softened water tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220446145 CN202791970U (en) | 2012-09-04 | 2012-09-04 | Automatic heating device for boiler softened water tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202791970U true CN202791970U (en) | 2013-03-13 |
Family
ID=47819226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220446145 Expired - Fee Related CN202791970U (en) | 2012-09-04 | 2012-09-04 | Automatic heating device for boiler softened water tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202791970U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105445018A (en) * | 2015-12-28 | 2016-03-30 | 北航温州研究院 | Steam experiment table |
-
2012
- 2012-09-04 CN CN 201220446145 patent/CN202791970U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105445018A (en) * | 2015-12-28 | 2016-03-30 | 北航温州研究院 | Steam experiment table |
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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: 20130313 Termination date: 20150904 |
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| EXPY | Termination of patent right or utility model |