CN204629081U - Water bath type vaporizer flow structure - Google Patents
Water bath type vaporizer flow structure Download PDFInfo
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- CN204629081U CN204629081U CN201520183634.5U CN201520183634U CN204629081U CN 204629081 U CN204629081 U CN 204629081U CN 201520183634 U CN201520183634 U CN 201520183634U CN 204629081 U CN204629081 U CN 204629081U
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Abstract
The utility model relates to a kind of water bath type vaporizer flow structure, solves due to a large amount of heat loss caused without the direct discharge of heat exchange hot water, reduce further water vapor consumption, improves heat transfer efficiency.The reservoir for storing liquid water is provided with in storage barrel; Storage barrel is provided with flow-off; Be provided with water intake on the top of storage barrel, bottom is provided with pump mouth; Flow-off is arranged on the bottom of storage barrel, and is positioned at the top of pump mouth, and flow-off is communicated with the bottom of reservoir; Flow-off is multiple, and the circumferencial direction horizontal homogeneous along storage barrel distributes; Liquid collecting pipe is annular, is positioned horizontally in storage barrel periphery, and fixes with flow-off and be communicated with; Asending pipe is vertically arranged, and its bottom is fixed with liquid collecting pipe and is communicated with, and top is communicated with air, and top bends to substantially horizontal higher than after the liquid level height of the liquid water in storage barrel, and the body after bending is horizontally disposed with, and the top of this body has aperture.
Description
Technical field
The utility model relates to a kind of water bath type vaporizer flow structure.
Background technique
See Fig. 1, the working principle of water bath type vaporizer utilizes water vapor as thermal source, the reservoir for storing liquid water is provided with in storage barrel 1, liquid water in storage barrel 1 is as intermediate heat medium, heating is positioned at the liquid cryogenic fluid of cryogenic liquide around pipe tube bank 9, and the vaporization being usually used in liquefied gas at low temp (as liquid oxygen, liquid nitrogen etc.) is outer defeated.Under normal circumstances, circulate speed by what configure that external circulating water pump 4 strengthens water side liquid water, thus improve the coefficient of convective heat transfer of circulating hot water.Hot water circulates direction for from top to bottom in storage barrel 1, through with cryogenic liquide after the heat exchange that cryogen in 9 restrained by pipe, circulating water temperature also progressively reduces from top to bottom along storage barrel 1 short transverse.
While water vapor sustained firing enters shell side water side heating storage barrel 1 lower liquid water, also there is condensation liquefaction in water vapor, causing liquid level in storage barrel 1 to rise, storage barrel 1 being generally equipped with flow-off 5 ' for discharging the water yield being equivalent to this part water vapor condensate and producing.Usually in the structural design of water bath type vaporizer, often this flow-off 5 ' is arranged at storage barrel 1 top, is positioned at the position that top water intake 2 is on the upper side, and be communicated with the top of reservoir, for discharge overflow water, maintain liquid level stabilizing in storage barrel 1.Flow-off 5 ' magnitude setting is generally only one.
According to the direction of hot water circuit flowing in storage barrel 1 and the basic heat-transfer mechanism of thermal conduction study, the water side temperature on storage barrel 1 top is descended often to want high a lot of compared with the water side temperature of bottom in working order.Flow-off 5 ' being arranged at storage barrel 1 top will inevitably cause a large amount of hot water namely directly to discharge before without heat exchange, causes the loss of heat.
And as the patent No. be flow structure disclosed in the Chinese patent of 200720153590.7, although the bottom of spill pipe is positioned at tank body lower part, can discharge the liquid of tank body lower part, but be positioned at tank interior due to spill pipe, still there is following several defect:
1, spill pipe is positioned at tank interior, and bubbling carburetors inner space is comparatively large, therefore can so install, but water bath type vaporizer inner space can be compact, and spill pipe is positioned at inner by increase design and assembling difficulty, and follow-up maintenance is also inconvenient; And spill pipe is arranged in liquid, the overflowing liquid in pipe is meeting and the liquid heat-exchange outside pipe in uphill process, still can cause the loss of heat.
2, the bottom of spill pipe is only in tank body lower part a certain position water suction, and that tank body lower part water temperature district can be caused like this to distribute is unbalanced.
In order to improve above-mentioned drawback, follow the target of current the advocated energy-saving and emission-reduction of China, therefore need to carry out technological improvement to existing water bath type vaporizer flow structure.
Model utility content
The purpose of this utility model is to overcome above shortcomings in prior art, and a kind of reasonable in design, the more energy-conservation water bath type vaporizer flow structure for cryogenic liquid vaporizer are provided, in the working procedure of water bath type vaporizer, solve due to a large amount of heat loss caused without the direct discharge of heat exchange hot water, reduce further the water vapor consumption of water bath type vaporizer, improve the heat transfer efficiency of water bath type vaporizer.
The technical scheme in the invention for solving the above technical problem is: a kind of water bath type vaporizer flow structure, comprises storage barrel, is provided with the reservoir for storing liquid water in storage barrel; Storage barrel is provided with flow-off; Be provided with water intake on the top of storage barrel, bottom is provided with pump mouth; It is characterized in that: described flow-off is arranged on the bottom of storage barrel, and is positioned at the top of pump mouth, and flow-off is communicated with the bottom of reservoir; Flow-off is multiple, and the circumferencial direction horizontal homogeneous along storage barrel distributes; Also comprise liquid collecting pipe and asending pipe; Liquid collecting pipe is annular, is positioned horizontally in storage barrel periphery, and fixes with flow-off and be communicated with; Asending pipe is vertically arranged, and its bottom is fixed with liquid collecting pipe and is communicated with, and top is communicated with air, and top bends to substantially horizontal higher than after the liquid level height of the liquid water in storage barrel, and the body after bending is horizontally disposed with, and the top of this body has aperture.
Flow-off described in the utility model is in sustained height.
Flow-off described in the utility model is four, and four flow-offs are set to 90 degrees mutually.
The utility model is in the sustained height perforate of storage barrel bottom, and described flow-off inserts soldered connecing with storage barrel position of opening respectively, and the overhanging direction of flow-off all overlaps with the drum surface Normal direction of storage barrel.
The extension of flow-off described in the utility model is 200mm.
Liquid collecting pipe described in the utility model and storage barrel arranged concentric.
The caliber of liquid collecting pipe described in the utility model is slightly larger than the caliber of flow-off.
Asending pipe described in the utility model is vertical with annular liquid collecting pipe.
The utility model compared with prior art, have the following advantages and effect: 1, flow-off is changed to storage barrel bottom, make overflow water temperature comparatively prior art greatly reduce, reduce the heat loss because of Overflow drainage, improve the transformation efficiency of heat, reduce steam consumption quantity, fundamentally save the consumption of the energy; 2, by the uniform discharge overflow water of multiple flow-off circumference, make the water temperature warm area distribution of storage barrel bottom more even, around between pipe pipe, water temperature gradient is steady from top to down, and heat transfer process is more stable.3, the major part of flow-off, liquid collecting pipe, asending pipe are positioned at outside storage barrel, and I& M is convenient, do not affect the Problem of loosing core of tube bank, and overflowing liquid can not produce heat exchange with the liquid water in storage barrel, minimizing heat loss.
Accompanying drawing explanation
Fig. 1 is the structural representation of the water bath type vaporizer of prior art.
Fig. 2 is the structural representation that the utility model embodiment is arranged on water bath type vaporizer.
Fig. 3 is the partial elevational schematic diagram of the utility model embodiment.
Fig. 4 is the local schematic top plan view of the utility model embodiment.
Embodiment
Below in conjunction with accompanying drawing, also by embodiment, the utility model is described in further detail, and following examples are that the utility model is not limited to following examples to explanation of the present utility model.
See Fig. 1 ~ Fig. 4, the utility model embodiment is provided with water intake 2 on the top of storage barrel 1, and bottom is provided with pump mouth 3, is provided with circulating water pump 4 between pump mouth 3 and water intake 2.Bottom in storage barrel 1 WATER AS FLOW MEDIUM be positioned at inside tube bank central tube 10 are introduced circulating water pump 4 by pump mouth 3 and are pressurizeed after steam-jet siphon 8 heats, and enter storage barrel 1 top via water intake 2.
The reservoir for storing liquid water is provided with in storage barrel 1.Flow-off 5 is arranged on the bottom of storage barrel 1, and is positioned at the top of pump mouth 3, and flow-off 5 is communicated with the bottom of reservoir.Flow-off 5 is multiple, and the circumferencial direction horizontal homogeneous along storage barrel 1 distributes, and these flow-offs 5 are in sustained height, makes the water temperature of each overflow water water outlet more even like this, and what be unlikely to cause water temperature district, storage barrel 1 bottom to distribute is unbalanced.In the present embodiment, flow-off 5 is four, and four flow-offs 5 are set to 90 degrees mutually.Flow-off 5 caliber requires to be as the criterion to meet the overflow water yield.During assembling, at storage barrel 1 bottom sustained height every 90 ° of direction perforates, four flow-offs 5 are inserted soldered connecing with storage barrel 1 position of opening respectively, the overhanging direction of four flow-offs 5 all overlaps with storage barrel 1 drum surface Normal direction, extension is 200mm, so not only assemble more accurate, and flushing effect is good.
Liquid collecting pipe 6 is annular, is positioned horizontally in storage barrel 1 peripheral.Liquid collecting pipe 6 and storage barrel 1 arranged concentric, so not only assemble more accurate, and flushing effect is good.Liquid collecting pipe 6 is fixed with flow-off 5 and is communicated with, and with flow-off 5 co-altitude.Liquid collecting pipe 6 discharges collecting of liquid for flow-off 5, and caliber meets water yield emission request.The caliber of liquid collecting pipe 6 is slightly larger than the caliber of flow-off 5, and such flow-off 5 just can adopt with liquid collecting pipe 6 that to insert solid welding fixed, makes convenient.
Asending pipe 7 is vertically arranged, its bottom is fixed with liquid collecting pipe 6 and is communicated with, top is communicated with air, and top is higher than the liquid level height of the liquid water in storage barrel 1, horseshoe clamp weighing apparatus tubular construction is formed, the liquid level stabilizing under utilizing U-shaped balance tube principle to maintain water bath type vaporizer working state after such storage barrel 1, flow-off 5, liquid collecting pipe 6, asending pipe 7 are communicated with successively.Asending pipe 7 is pipe, and caliber is consistent with the caliber of liquid collecting pipe 6.Asending pipe 7 is for causing high position same with the liquid level in storage barrel 1 by overflow water.The top of asending pipe 7 bends to substantially horizontal higher than after the liquid level height of the liquid water in storage barrel 1, and the body after bending is horizontally disposed with, and the top of this body has aperture 11, and this structure can prevent because overflow produces siphonage.Asending pipe 7 is vertical with annular liquid collecting pipe 6.
In storage barrel 1, hot water from top to bottom circulates as hot fluid medium, the cold fluid of restraining in 9 around pipe with cryogenic liquide carries out heat exchange, and the water temperature in the interlayer formed between storage barrel 1 internal surface and tube bank central tube 10 outer surface reduces from top to bottom gradually along storage barrel 1 short transverse.
The overflow water discharged by asending pipe 7 is through the cooled not high warm water of heat exchange in the interlayer that forms between storage barrel 1 internal surface and tube bank central tube 10 outer surface.
When water bath type vaporizer works, along with water vapor condensation overflow discharge is above-mentioned through the not high warm water of cryogenic liquide after the abundant heat exchange of cryogen in pipe tube bank 9, and is no longer that the high-temperature-hot-water of storage barrel 1 top without heat exchange is directly by overflow discharge.Therefore enforcement the utility model can reduce the meaningless heat loss because prior art water bath type vaporizer flow structure causes, and reduces the water vapor consumption as thermal source to a certain extent, to reach the object of energy-saving and emission-reduction.
In addition, it should be noted that, the specific embodiment described in this specification, the shape, institute's title of being named etc. of its parts and components can be different, and the above content described in this specification is only to the explanation of the utility model structure example.
Claims (8)
1. a water bath type vaporizer flow structure, comprises storage barrel, is provided with the reservoir for storing liquid water in storage barrel; Storage barrel is provided with flow-off; Be provided with water intake on the top of storage barrel, bottom is provided with pump mouth; It is characterized in that: described flow-off is arranged on the bottom of storage barrel, and is positioned at the top of pump mouth, and flow-off is communicated with the bottom of reservoir; Flow-off is multiple, and the circumferencial direction horizontal homogeneous along storage barrel distributes; Also comprise liquid collecting pipe and asending pipe; Liquid collecting pipe is annular, is positioned horizontally in storage barrel periphery, and fixes with flow-off and be communicated with; Asending pipe is vertically arranged, and its bottom is fixed with liquid collecting pipe and is communicated with, and top is communicated with air, and top bends to substantially horizontal higher than after the liquid level height of the liquid water in storage barrel, and the body after bending is horizontally disposed with, and the top of this body has aperture.
2. water bath type vaporizer flow structure according to claim 1, is characterized in that: described flow-off is in sustained height.
3. water bath type vaporizer flow structure according to claim 1 and 2, is characterized in that: described flow-off is four, and four flow-offs are set to 90 degrees mutually.
4. water bath type vaporizer flow structure according to claim 2, it is characterized in that: in the sustained height perforate of storage barrel bottom, described flow-off inserts soldered connecing with storage barrel position of opening respectively, and the overhanging direction of flow-off all overlaps with the drum surface Normal direction of storage barrel.
5. water bath type vaporizer flow structure according to claim 4, is characterized in that: the extension of described flow-off is 200mm.
6. water bath type vaporizer flow structure according to claim 1 and 2, is characterized in that: described liquid collecting pipe and storage barrel arranged concentric.
7. water bath type vaporizer flow structure according to claim 1 and 2, is characterized in that: the caliber of described liquid collecting pipe is slightly larger than the caliber of flow-off.
8. water bath type vaporizer flow structure according to claim 1 and 2, is characterized in that: described asending pipe is vertical with annular liquid collecting pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520183634.5U CN204629081U (en) | 2015-03-30 | 2015-03-30 | Water bath type vaporizer flow structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520183634.5U CN204629081U (en) | 2015-03-30 | 2015-03-30 | Water bath type vaporizer flow structure |
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| CN204629081U true CN204629081U (en) | 2015-09-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104747907A (en) * | 2015-03-30 | 2015-07-01 | 中国空分设备有限公司 | Overflow structure of water bath vaporizer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104747907A (en) * | 2015-03-30 | 2015-07-01 | 中国空分设备有限公司 | Overflow structure of water bath vaporizer |
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Address after: 310000, No. 299, Queen Wang Road, Binjiang District temple, Zhejiang, Hangzhou Patentee after: China Air Separation Engineering Company Limited Address before: 4, 310000, 5 tower, Qianjiang Road, 2031 Jiangling Road, Hangzhou, Zhejiang, Binjiang District Patentee before: China National Air Separation Plant Co., Ltd. |