CN207866094U - A kind of temperature-controlled heat exchanger - Google Patents
A kind of temperature-controlled heat exchanger Download PDFInfo
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- CN207866094U CN207866094U CN201721898488.XU CN201721898488U CN207866094U CN 207866094 U CN207866094 U CN 207866094U CN 201721898488 U CN201721898488 U CN 201721898488U CN 207866094 U CN207866094 U CN 207866094U
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- temperature
- heat exchanger
- control device
- thermostat valve
- temperature control
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Abstract
The utility model discloses a kind of temperature-controlled heat exchanger.The temperature-controlled heat exchanger includes heat exchanger body, the steam end of the heat exchanger body is equipped with the temperature control device of two-way parallel connection, first via temperature control device includes the first thermostat valve, and the second road temperature control device includes the second thermostat valve, and the latus rectum of the second thermostat valve is more than the latus rectum of the first thermostat valve.The prior art is changed to, by the way that the temperature control device direct temperature adjustment control at steam end is arranged, have many advantages, such as that control response is fast, temperature fluctuation is small by the utility model by the way that the indirect temperature adjustment control of temperature control adjusting valve is arranged in hydrophobic side.The first via temperature control device of the temperature-controlled heat exchanger and the second road temperature control device can work independently, it can also work at the same time, there are three types of working methods for tool, can be achieved to control the temperature of different flow by the conversion of three kinds of working methods, the control for adapting to Various Seasonal difference thermic load needs.
Description
Technical field
The utility model belongs to technical field of heat exchangers, and in particular to a kind of temperature-controlled heat exchanger.
Background technology
Currently, needing a large amount of heat in many art production process to meet the temperature requirements of technique, such as automobile
Coating process, heat source are generally steam.Fig. 1 is the structural schematic diagram of shell-and-tube heat exchanger, and shell side is steam, condensed water, pipe
Journey is high-temperature-hot-water.In use, it needs steam heat through heat exchanger transfer to high-temperature-hot-water, usually in technique
Heat exchanger condenses water end (W.E.) and designs temperature control adjusting valve, such as the motor valve in Fig. 1, by controlling the discharge capacity of steam condensate (SC),
The use for carrying out indirect control steam, to achieve the purpose that control supply water temperature.
Such temperature control mode is smaller with thermic load fluctuation in coating process normal productive process, can meet temperature control
Requirement.But it is big in heat-exchange system initial start stage steam consumption, or produce and use during with thermic load fluctuation it is larger when, because of electricity
The dynamic valve that executes is using temperature control, and there are serious control hysteresis quality, it is big to be easy to cause system water supply temperature fluctuation range, even
The defects of temperature control is out of control.In addition, after actual temperature of supply water reaches set temperature, the motor valve in Fig. 1 starts to close
It closes, but because there are serious control hysteresis qualitys for motor valve, still has a large amount of high-temperature condensation water and steam discharge, cause to steam
Vapour heat exchange is insufficient, to cause the waste of steam.
Utility model content
In order to solve the above-mentioned problems in the prior art, the utility model proposes a kind of temperature-controlled heat exchangers.
To achieve the above object, the utility model adopts the following technical solution：
The utility model provides a kind of temperature-controlled heat exchanger, including heat exchanger body, the steam end of the heat exchanger body are set
It includes the first thermostat valve to have the temperature control device of two-way parallel connection, first via temperature control device, and the second road temperature control device includes the second temperature control
Valve, the latus rectum of the second thermostat valve are more than the latus rectum of the first thermostat valve.
Further, the latus rectum of first thermostat valve is 125 millimeters, and the latus rectum of second thermostat valve is 200 millimeters.
Further, the first via temperature control device further includes the first shut-off valve before being connected on the first thermostat valve, described
Second road temperature control device further includes the second shut-off valve before being connected on the second thermostat valve.
Further, the first via temperature control device further includes the first filter being connected on before the first thermostat valve, institute
It further includes the second filter before being connected on the second thermostat valve to state the second road temperature control device.
Further, the temperature-controlled heat exchanger further includes the steam trap mounted on the hydrophobic side of heat exchanger body.
Further, the steam trap is Free Float Type Steam Trap.
Compared with prior art, the utility model has the advantages that：
The utility model proposes a kind of temperature-controlled heat exchanger, it is in parallel by the way that two-way is arranged at the steam end of heat exchanger body
Temperature control device, first via temperature control device include the first thermostat valve, and the second road temperature control device includes the second thermostat valve, the second thermostat valve
Latus rectum be more than the latus rectum of the first thermostat valve, the prior art is changed by the way that temperature control adjusting valve indirect temperature adjustment control is arranged in hydrophobic side
It is controlled to be adjusted in steam end direct temperature, has many advantages, such as that control response is fast, temperature fluctuation is small.The of the temperature-controlled heat exchanger
Temperature control device and the second road temperature control device can work independently all the way, can also work at the same time, and there are three types of working methods for tool, pass through
The conversion of three kinds of working methods can be achieved to control the temperature of different flow, adapts to the control of Various Seasonal difference thermic load and needs
It wants.
Description of the drawings
Fig. 1 is a kind of composition schematic diagram of coating process heat exchanger in the prior art；
Fig. 2 is a kind of composition schematic diagram of temperature-controlled heat exchanger of the utility model embodiment.
In figure：1- heat exchanger bodies, the first thermostat valves of 211-, 212- first filters, the first shut-off valves of 213-, 221-
Two thermostat valves, the second filters of 222-, the second shut-off valves of 223-, 3- steam traps.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings.
A kind of schematic diagram of temperature-controlled heat exchanger of the utility model embodiment is as shown in Fig. 2, the temperature-controlled heat exchanger includes changing
Hot device ontology 1, the steam end of the heat exchanger body 1 are equipped with the temperature control device of two-way parallel connection, and first via temperature control device includes the
One thermostat valve 211, the second road temperature control device include the second thermostat valve 221, and the latus rectum of the second thermostat valve 221 is more than the first thermostat valve
211 latus rectum.
In the present embodiment, the temperature-controlled heat exchanger includes heat exchanger body 1 and is arranged at the steam end of heat exchanger body 1
Two-way parallel connection temperature control device, two-way temperature control device respectively includes the first thermostat valve 211 and the second thermostat valve 221, the second temperature
The latus rectum (diameter of connecting pipe) for controlling valve 221 is more than the latus rectum of the first thermostat valve 211.At steam end, setting temperature control device can
Direct temperature control is carried out, is controlled compared with the prior art by the way that the indirect temperature adjustment of temperature control adjusting valve is arranged in hydrophobic side, there is control
The advantages that response is fast, temperature fluctuation is small overcomes the disadvantage existing in the prior art for keeping temperature fluctuation big because of control lag.
In the present embodiment, two-way temperature control device can work independently (controls it by switching on and off thermostat valve power supply
Work and close), can also work at the same time, therefore have there are three types of working method, i.e. the first thermostat valve 211 works independently, second
Thermostat valve 221 works independently, the first thermostat valve 211 and the second thermostat valve 221 work at the same time, can be used for three kinds of differences (it is small,
In, it is big) the temperature control of flow is to be applicable in different thermal load demands.For example, in summer, thermic load is small, selects small flow
Thermostat valve is run, and only the first thermostat valve 211 works independently；Spring and autumn, thermic load is larger, and flow thermostat valve is transported in selection
Row, only the second thermostat valve 221 works independently；In winter, thermic load is big, selects the operation of big flow thermostat valve, the first thermostat valve
211 and second thermostat valve 221 work at the same time.The present embodiment is operated in three kinds of working methods, energy by the way that two-way temperature control device is arranged
Enough it is applicable in different thermic load requirements of one's work.
As a kind of alternative embodiment, the latus rectum of first thermostat valve 211 is 125 millimeters, second thermostat valve 221
Latus rectum be 200 millimeters.
This gives the specific size of 221 latus rectum of the first thermostat valve 211 and the second thermostat valve, 125 millimeters of difference
With 200 millimeters.It is for reference that the present embodiment has been merely given as a kind of concrete application example, does not repel different application occasion first
The selection of 221 latus rectum of thermostat valve 211 and the second thermostat valve.
As a kind of alternative embodiment, the first via temperature control device further includes before being connected on the first thermostat valve 211
One shut-off valve 213, second road temperature control device further include the second shut-off valve 223 before being connected on the second thermostat valve 221.
In the present embodiment, a shut-off valve (213,223) is also respectively set in two-way temperature control device.Shut-off valve is arranged can
Break-make control is carried out to be more convenient in the conversion of three kinds of working methods, reliably to the pipeline in two-way temperature control device.Temperature control
Valve generally reserves 0.1~0.3% leakage rate in debugging, therefore can more reliably disconnect pipeline by closing shut-off valve；
It also can avoid thermostat valve simultaneously and be in the condition of high temperature when unused, extend its service life.
As a kind of alternative embodiment, the first via temperature control device further includes before being connected on the first thermostat valve 211
One filter 212, second road temperature control device further include the second filter 222 before being connected on the second thermostat valve 221.
In the present embodiment, a filter is also respectively set before the thermostat valve of two-way temperature control device (211,221)
(212、222).Filter, which is arranged, can prevent the impurity in pipeline in steam from entering thermostat valve, and thermostat valve is protected not to be entered
Impurity damages.Filter is indispensable a kind of device on pumped (conveying) medium pipeline, is typically mounted on pressure reducing valve, thermostat valve, determines
Before the equipment such as water level valve.Filter is generally made of the part such as cylinder, stainless steel filtering net, blowdown part.Pending stream
After body flows through the filter cylinder of strainer screen, the impurity in fluid is blocked.
As a kind of alternative embodiment, the temperature-controlled heat exchanger further includes the use mounted on the hydrophobic side of heat exchanger body 1
In automatic discharging condensed water and the steam trap 3 that prevents the steam in condensed water from leaking.
In the present embodiment, steam trap 3 is set in the hydrophobic side of heat exchanger body 1, for automatic discharging condensed water and hinders
The only steam leakage in condensed water.Steam trap is also known as drain valve, is also automatic water trap or condensation drainage device.Steam trap is pacified
Mounted in jet chimney terminal, effect is that the condensed water in jet chimney is constantly discharged into outside pipeline.The water that condensed water is formed
Envelope can prevent the steam in condensed water from leaking.As shown in Figure 1, the prior art is used for indirectly in hydrophobic side setting motor valve
Temperature controls, and steam trap 3 is arranged in the position of hydrophobic side motor valve in the present embodiment, as shown in Fig. 2, can exclude automatically cold
Condensate simultaneously prevents the steam in condensed water from leaking, it is ensured that steam heat makes full use of.For the ease of tearing open for steam trap 3
Dress, is respectively set a shut-off valve before and after steam trap 3.
As a kind of alternative embodiment, the steam trap 3 is Free Float Type Steam Trap.
This gives a kind of specific embodiments of steam trap 3, that is, use Free Float Type Steam Trap.Float-ball type is hydrophobic
The operation principle of valve is：When the condensed water liquid level for entering Free Float Type Steam Trap reach a certain height, floating ball floats and beats
Condensed water is discharged in valve opening hole；When condensed water liquid level is reduced to certain altitude, floating ball sinks and close valve orifice, stops row
Let cool condensate.Steam trap can be divided into three types according to operation principle：Mechanical type steam trap, heat static force type steam trap, heat power
Type steam trap.Free Float Type Steam Trap belongs to one kind of mechanical type steam trap.The present embodiment has been merely given as a kind of tool of steam trap 3
The embodiment of body is not repelled and takes other types of steam trap.
It is above-mentioned that only several specific embodiments in the utility model are illustrated, but can not be as the utility model
Protection domain, the equivalent change or modification or equal proportion that every design spirit according in the utility model is made are amplified or contracting
It is small etc., it is deemed to fall the scope of protection of the utility model.
Claims (6)
1. a kind of temperature-controlled heat exchanger, which is characterized in that including heat exchanger body, the steam end of the heat exchanger body is equipped with two-way
Temperature control device in parallel, first via temperature control device include the first thermostat valve, and the second road temperature control device includes the second thermostat valve, and second
The latus rectum of thermostat valve is more than the latus rectum of the first thermostat valve.
2. temperature-controlled heat exchanger according to claim 1, which is characterized in that the latus rectum of first thermostat valve is 125 millimeters,
The latus rectum of second thermostat valve is 200 millimeters.
3. temperature-controlled heat exchanger according to claim 1, which is characterized in that the first via temperature control device further includes being connected on
The first shut-off valve before first thermostat valve, second road temperature control device further include the second cut-off before being connected on the second thermostat valve
Valve.
4. temperature-controlled heat exchanger according to claim 3, which is characterized in that the first via temperature control device further includes being connected on
First filter before first thermostat valve, second road temperature control device further include the second filtering before being connected on the second thermostat valve
Device.
5. according to the temperature-controlled heat exchanger described in Claims 1 to 4 any one, which is characterized in that the temperature-controlled heat exchanger is also wrapped
It includes mounted on the hydrophobic side of heat exchanger body is for automatic discharging condensed water and to prevent the steam in condensed water from leaking hydrophobic
Device.
6. temperature-controlled heat exchanger according to claim 5, which is characterized in that the steam trap is Free Float Type Steam Trap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721898488.XU CN207866094U (en) | 2017-12-29 | 2017-12-29 | A kind of temperature-controlled heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721898488.XU CN207866094U (en) | 2017-12-29 | 2017-12-29 | A kind of temperature-controlled heat exchanger |
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| Publication Number | Publication Date |
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| CN207866094U true CN207866094U (en) | 2018-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721898488.XU Active CN207866094U (en) | 2017-12-29 | 2017-12-29 | A kind of temperature-controlled heat exchanger |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109990648A (en) * | 2017-12-29 | 2019-07-09 | 上汽通用五菱汽车股份有限公司 | A kind of temperature-controlled heat exchanger |
-
2017
- 2017-12-29 CN CN201721898488.XU patent/CN207866094U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109990648A (en) * | 2017-12-29 | 2019-07-09 | 上汽通用五菱汽车股份有限公司 | A kind of temperature-controlled heat exchanger |
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