CN201795945U - Vaporizer for low-temperature medium analysis - Google Patents
Vaporizer for low-temperature medium analysis Download PDFInfo
- Publication number
- CN201795945U CN201795945U CN2010205239177U CN201020523917U CN201795945U CN 201795945 U CN201795945 U CN 201795945U CN 2010205239177 U CN2010205239177 U CN 2010205239177U CN 201020523917 U CN201020523917 U CN 201020523917U CN 201795945 U CN201795945 U CN 201795945U
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- liquid reservoir
- cryogenic media
- temperature
- jet chimney
- water
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Abstract
The utility model discloses a vaporizer for low-temperature medium analysis, provides a vaporizer for low-temperature medium analysis, which is simple in structure and can make a low-temperature medium stably vaporized and exhausted at a constant speed so as to ensure normal work, quick response and accurate analysis of a low-temperature medium on-line analysis instrument, and solves the technical problems that water temperature in the vaporizer cannot be regulated to result in the non-uniform process of vaporizing the low-temperature medium so as to influence the medium analysis result, reduce the detection accuracy and the like. The vaporizer comprises a liquid reservoir and a steam pipeline inserted to pass through a cavity of the liquid reservoir, wherein a low-temperature medium pipeline is arranged inside the cavity of the liquid reservoir; a low-temperature medium inlet and a low-temperature medium outlet which are communicated with the low-temperature medium pipeline are formed on the liquid reservoir; a self-operated temperature regulator is arranged inside the cavity of the liquid reservoir; a temperature sensor is arranged on the self-operated temperature regulator; and the self-operated temperature regulator detects water temperature inside the cavity of the liquid reservoir through the temperature sensor and regulates the opening of the inlet of the steam pipeline according to the water temperature.
Description
Technical field
The utility model relates to a kind of carburetor, relates in particular to a kind of carburetor that is used for the cryogenic media analysis that makes the stable vaporization of cryogenic media and at the uniform velocity discharge.
Background technology
Carburetor generally is to come water in the heating container with steam as thermal source, again by adding a kind of device that hot water makes the vaporization of the cryogenic media in another separate chamber in the container, water temperature in the vaporization of cryogenic media and the container is associated, when water temperature raises, the cryogenic media vaporization rate is accelerated, otherwise when water temperature reduces, the cryogenic media vaporization rate slows down, because the water temperature in the carburetor container commonly used can't be regulated and control, therefore the cryogenic media vaporescence is irregular, and when vaporization back cryogenic media was used for check and analysis, the fluctuation of its gas-liquid two-phase had directly influenced the analysis result of medium, reduced accuracy of detection, therefore existing carburetor can't be suitable for the cryogenic media analysis.
Chinese patent discloses a kind of close-coupled water-bath carburetor (CN2388474Y), it comprises a water holding volume body, steam inlet tube and is located at tubular type vaporization structure in the water holding volume body, described volume is a cylindrical body closed container, tubular type vaporization structure is made of at least one group of spiral heat exchange tube, the house steward that gives vent to anger that is connected on the feed liquor house steward of heat exchanger tube lower end and is connected on the heat exchanger tube upper end, and described steam inlet tube is located at feed liquor house steward's below.Though this structure has compact conformation, heat transfer efficiency advantages of higher, exist the water temperature in the water holding volume body to regulate and control equally, cause the irregular problem of cryogenic media vaporescence, the check and analysis of same inapplicable cryogenic media.
Summary of the invention
Thereby the utility model mainly provided a kind of simple in structure, can make the stable vaporization of cryogenic media and at the uniform velocity discharge guarantee cryogenic media on-line analysis instrument operate as normal, response fast, analyze and be used for the carburetor that cryogenic media is analyzed accurately, having solved the interior water temperature of the container that exists in the prior art can't regulate and control, cause the cryogenic media vaporescence irregular, thereby influence medium check and analysis result, the technical matters of reduction accuracy of detection etc.
Above-mentioned technical matters of the present utility model is mainly solved by following technical proposals: a kind of carburetor that is used for the cryogenic media analysis, comprise liquid reservoir and intert the jet chimney that passes through the liquid reservoir inner chamber, in the liquid reservoir cavity, be provided with the cryogenic media pipeline, on liquid reservoir, be provided with the cryogenic media inlet and the media outlet that are connected with the cryogenic media pipeline, in described liquid reservoir cavity, be provided with the self-operated type temperature regulator, on described self-operated type temperature regulator, be provided with temperature sensor, described self-operated type temperature regulator by temperature sensor detect in the liquid reservoir cavity water temperature and according to the import aperture of water temperature regulate and control jet chimney.By the self-operated type temperature regulator is set in the cavity of liquid reservoir, and detect water temperature in the liquid reservoir in real time by the temperature sensor on the self-operated type temperature regulator, again according to the import size of the automatic steam regulation pipeline of detected water temperature numerical value, the automaticity height, when temperature sensor detects the water temperature rising, the self-operated type temperature regulator promptly reduces according to the import aperture of the automatic steam regulation pipeline of temperature measurement value, the quantity of steam that promptly enters jet chimney reduces, hydrothermal exchange in jet chimney and the liquid reservoir reduces thereupon, water temperature reduces, otherwise when temperature sensor detects the water temperature reduction, the import aperture of jet chimney increases, the quantity of steam that enters jet chimney increases, hydrothermal exchange in jet chimney and the liquid reservoir increases thereupon, water temperature raises, therefore by self-operated type temperature regulator measuring water temperature and regulating and control accordingly automatically, and the cryogenic media that can guarantee in the cryogenic media pipeline of stablizing of water temperature is stablized vaporization and at the uniform velocity discharge, thereby guaranteed the on-line analysis instrument operate as normal of cryogenic media, response fast, analyze accurately, apparatus structure is simple, has improved the accuracy of detection of cryogenic media.
As preferably, described self-operated type temperature regulator is located near on the sidewall of reservoir bottom, it comprises that temperature sensor, temperature are provided with device, kapillary, liquid actuator and variable valve, described temperature sensor extends to be located in the cavity of liquid reservoir, and described variable valve is connected on the inflow point of jet chimney.The self-operated type temperature regulator is provided with device set water temperature setting value by temperature, detect water temperature by temperature sensor, contrast difference between water temperature detected value and water temperature setting value in real time by the liquid actuator again, and be connected on the control valve opening of jet chimney inflow point by kapillary regulation and control according to the difference situation, changed the steam flow in the jet chimney thus, simple in structure, the automaticity height.
As preferably, the equal diameter spirality heat exchanger tube that jet chimney in the described liquid reservoir cavity and cryogenic media pipeline are vertical placement, described jet chimney is interspersed with the cryogenic media pipeline is coaxial.Jet chimney and the cryogenic media pipeline made by the spirality heat exchanger tube have increased heat interchanging area, have improved thermal conversion efficiency; When jet chimney and the coaxial equal diameter of cryogenic media pipeline are interspersed, make the cryogenic media pipeline equate all the time that with distance between jet chimney the cryogenic media pipeline is heated evenly thus, i.e. the stable vaporization of cryogenic media.
Liquid reservoir can be square tube shape, as preferably, described liquid reservoir is upright cylindrical shape, be provided with overflow vent near on the sidewall of end face on the described liquid reservoir, on the bottom surface of described liquid reservoir, be provided with water delivering orifice, described water delivering orifice place is provided with water drain valve, and described overflow vent links to each other by the outer water leg of drainpipe and liquid reservoir respectively with water delivering orifice.By near overflow vent being set on the liquid reservoir sidewall of end face, when the water yield that can be in liquid reservoir or hydraulic pressure raise, it is discharged from overflow vent, improved the security that device uses; Can when device is stopped using, discharge water in the liquid reservoir setting out the mouth of a river on the bottom surface of liquid reservoir, in the anti-locking apparatus corrosion phenomena take place, the convenient use; Link to each other with water delivering orifice with overflow vent by water leg is set outside liquid reservoir, energy-conserving and environment-protective can be reused in the unified back of collecting of the water in the liquid reservoir.
As preferably, the bottom of liquid reservoir is located in the import of described jet chimney, and the outlet of described jet chimney is located at the top of liquid reservoir and is linked to each other with total vaporium; Described cryogenic media inlet is located on the liquid reservoir and is linked to each other on the close sidewall of end face and with the cryogenic media source, and described media outlet is located at the bottom of liquid reservoir and is linked to each other with the analysis room.The import of jet chimney is arranged on the bottom of liquid reservoir, exchange heat in the jet chimney is successively decreased from bottom to top, even the water temperature of liquid reservoir bottom is higher than the top water temperature, and the high-temperature water of bottom makes progress automatically, water in the liquid reservoir is fully mixed, and helping up and down, water temperature is consistent; Because liquid reservoir top water temperature stable and uniform, the cryogenic media inlet is arranged near on the liquid reservoir sidewall of end face, can guarantee cryogenic media stable vaporization under the condition of water temperature equilibrium.
Therefore, a kind of carburetor that is used for the cryogenic media analysis of the present utility model has following advantage: by the self-operated type temperature regulator is set in the cavity of liquid reservoir, and detect the water temperature and the automatic import size of steam regulation pipeline in the liquid reservoir in real time by the self-operated type temperature regulator, simple in structure, the automaticity height; Water temperature is automatically regulated and is also kept stable, make the stable vaporization of cryogenic media and at the uniform velocity discharge, thereby the on-line analysis instrument operate as normal, response of having guaranteed cryogenic media fast, analyze accurately, apparatus structure is simple, has improved the accuracy of detection of cryogenic media; Jet chimney and the cryogenic media pipeline made by the spirality heat exchanger tube have increased heat interchanging area, have improved thermal conversion efficiency, and equal diameter is interspersed and can guarantees that the cryogenic media pipeline is heated evenly, and the cryogenic media vaporescence is stable; Link to each other with water delivering orifice with overflow vent by water leg is set outside liquid reservoir, energy-conserving and environment-protective can be reused in the unified back of collecting of the water in the liquid reservoir.
Description of drawings:
Fig. 1 is a kind of structural representation that is used for the carburetor of cryogenic media analysis of the utility model.
Fig. 2 is the local enlarged diagram of self-operated type temperature regulator.
Embodiment:
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment:
As shown in Figure 1, a kind of carburetor that cryogenic media is analyzed that is used for of the present utility model, comprise upright columnar liquid reservoir 1 and the vertical jet chimney 2 that passes through liquid reservoir 1 inner chamber that interts, the bottom that the import 21 of jet chimney 2 is positioned at liquid reservoir 1 links to each other with total vaporium, the outlet 22 of jet chimney 2 is positioned at the top of liquid reservoir 1 and also links to each other with total vaporium, a cryogenic media pipeline 3 also is housed in liquid reservoir 1 cavity, wherein jet chimney 2 and cryogenic media pipeline 3 are the equal diameter spirality heat exchanger tube of vertical placement, and jet chimney 2 and cryogenic media pipeline 3 coaxial being interspersed, on liquid reservoir 1, have the cryogenic media inlet 31 and the media outlet 32 that are connected with cryogenic media pipeline 3 simultaneously, cryogenic media inlet 31 is positioned near linking to each other on liquid reservoir 1 sidewall of liquid reservoir 1 end face and with the cryogenic media source, media outlet 32 is positioned at the bottom of liquid reservoir 1 and links to each other with the analysis room, near on liquid reservoir 1 sidewall of liquid reservoir 1 bottom a self-operated type temperature regulator 4 is being installed, as shown in Figure 2, it comprises temperature sensor 41, temperature is provided with device 42, kapillary 43, liquid actuator 44 and variable valve 45, wherein the front end of temperature sensor 41 extends horizontally under the liquid level of liquid reservoir 1 inner chamber, temperature is provided with device 42, kapillary 43 and liquid actuator 44 are connected on the temperature sensor 41 that is positioned at outside the liquid reservoir 1, variable valve 45 is connected on import 21 passages of jet chimney 2, self-operated type temperature regulator 4 detects the interior water temperature of liquid reservoir 1 cavity by temperature sensor 41, and is positioned at variable valve 45 apertures at import 21 places according to the water temperature auto-control.Having an overflow vent 5 near on liquid reservoir 1 sidewall of liquid reservoir 1 end face, on the bottom surface of liquid reservoir 1, be provided with water delivering orifice 6, water drain valve 61 is housed on the water delivering orifice 6, and overflow vent 5 links to each other with liquid reservoir 1 water leg 7 outward by a drainpipe respectively with water delivering orifice 6.
When the utility model uses, at first open liquid reservoir 1 loam cake and inject normal-temperature water, and make spiral jet chimney 2 and cryogenic media pipeline 3 all be positioned under the liquid level, open self-operated type temperature regulator 4 again and device 42 set water temperature values are set by temperature, temperature sensor 41 detects water temperature automatically, liquid actuator 44 contrasts the difference between water temperature detected value and water temperature setting value in real time, when water temperature is lower than setting value, automatically open by kapillary 43 regulation and control variable valve 45, and according to detecting the aperture that water temperature value is regulated variable valve 45 automatically, open total vaporium air intake valve, the up variable valve 45 that passes of steam, enter jet chimney 2 after the import 21, steam in the jet chimney 2 constantly carries out heat interchange with the interior water of liquid reservoir 1, last outlet 22 from liquid reservoir 1 top is back to total vaporium, when rising to setting value, water temperature opens cryogenic media source valve, cryogenic media enters cryogenic media pipeline 3 from cryogenic media inlet 31, cryogenic media in the cryogenic media pipeline 3 constantly carries out heat interchange with the interior water of liquid reservoir 1, the media outlet 32 that carries over liquid reservoir 1 bottom after the cryogenic media heat absorption vaporization enters the analysis room, when the water temperature in the liquid reservoir 1 reduces, increase by kapillary 43 regulation and control variable valve 45 apertures, steam flow in the jet chimney 2 strengthens, water temperature rises, when water temperature rises to setting value, variable valve 45 apertures reduce, steam flow in the jet chimney 2 reduces, water temperature descends, go round and begin again, water temperature in the liquid reservoir 1 remains in the fixed scope of approximate weighing apparatus, also at the uniform velocity flows into the analysis room thereby make cryogenic media be stablized vaporization.
Specific embodiment described herein only is that design of the present utility model is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (7)
1. one kind is used for the carburetor that cryogenic media is analyzed, comprise liquid reservoir (1) and intert the jet chimney (2) that passes through liquid reservoir (1) inner chamber, in liquid reservoir (1) cavity, be provided with cryogenic media pipeline (3), on liquid reservoir (1), be provided with the cryogenic media inlet (31) and the media outlet (32) that are connected with cryogenic media pipeline (3), it is characterized in that: in described liquid reservoir (1) cavity, be provided with self-operated type temperature regulator (4), on described self-operated type temperature regulator (4), be provided with temperature sensor (41), described self-operated type temperature regulator (4) by temperature sensor (41) detect in liquid reservoir (1) cavity water temperature and according to import (21) aperture of water temperature regulate and control jet chimney (2).
2. a kind of carburetor that cryogenic media is analyzed that is used for according to claim 1, it is characterized in that: described self-operated type temperature regulator (4) is located on the sidewall of close liquid reservoir (1) bottom, it comprises that temperature sensor (41), temperature are provided with device (42), kapillary (43), liquid actuator (44) and variable valve (45), described temperature sensor (41) extends to be located in the cavity of liquid reservoir (1), and described variable valve (45) is connected on the import (21) of jet chimney (2) and locates.
3. a kind of carburetor that cryogenic media is analyzed that is used for according to claim 1 and 2, it is characterized in that: the equal diameter spirality heat exchanger tube that jet chimney (2) in described liquid reservoir (1) cavity and cryogenic media pipeline (3) are vertical placement, described jet chimney (2) and coaxial being interspersed of cryogenic media pipeline (3).
4. a kind of carburetor that cryogenic media is analyzed that is used for according to claim 1 and 2, it is characterized in that: described liquid reservoir (1) is upright cylindrical shape, upward be provided with overflow vent (5) at described liquid reservoir (1) near on the sidewall of end face, on the bottom surface of described liquid reservoir (1), be provided with water delivering orifice (6), described water delivering orifice (6) locates to be provided with water drain valve (61), and described overflow vent (5) links to each other by the outer water leg (7) of drainpipe and liquid reservoir (1) respectively with water delivering orifice (6).
5. a kind of carburetor that cryogenic media is analyzed that is used for according to claim 3, it is characterized in that: described liquid reservoir (1) is upright cylindrical shape, upward be provided with overflow vent (5) at described liquid reservoir (1) near on the sidewall of end face, on the bottom surface of described liquid reservoir (1), be provided with water delivering orifice (6), described water delivering orifice (6) locates to be provided with water drain valve (61), and described overflow vent (5) links to each other by the outer water leg (7) of drainpipe and liquid reservoir (1) respectively with water delivering orifice (6).
6. a kind of carburetor that cryogenic media is analyzed that is used for according to claim 1 and 2, it is characterized in that: the bottom of liquid reservoir (1) is located in the import (21) of described jet chimney (2), and the outlet (22) of described jet chimney (2) is located at the top of liquid reservoir (1) and is linked to each other with total vaporium; Described cryogenic media inlet (31) is located at liquid reservoir (1) and is gone up near linking to each other on the sidewall of end face and with the cryogenic media source, and described media outlet (32) is located at the bottom of liquid reservoir (1) and is linked to each other with the analysis room.
7. a kind of carburetor that cryogenic media is analyzed that is used for according to claim 5, it is characterized in that: the bottom of liquid reservoir (1) is located in the import (21) of described jet chimney (2), and the outlet (22) of described jet chimney (2) is located at the top of liquid reservoir (1) and is linked to each other with total vaporium; Described cryogenic media inlet (31) is located at liquid reservoir (1) and is gone up near linking to each other on the sidewall of end face and with the cryogenic media source, and described media outlet (32) is located at the bottom of liquid reservoir (1) and is linked to each other with the analysis room.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205239177U CN201795945U (en) | 2010-09-10 | 2010-09-10 | Vaporizer for low-temperature medium analysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205239177U CN201795945U (en) | 2010-09-10 | 2010-09-10 | Vaporizer for low-temperature medium analysis |
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| Publication Number | Publication Date |
|---|---|
| CN201795945U true CN201795945U (en) | 2011-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205239177U Expired - Lifetime CN201795945U (en) | 2010-09-10 | 2010-09-10 | Vaporizer for low-temperature medium analysis |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104833545A (en) * | 2015-04-15 | 2015-08-12 | 济南大学 | Thermal-insulation sampler |
| CN112540026A (en) * | 2020-11-25 | 2021-03-23 | 浙江大学 | Temperature-control unsaturated triaxial apparatus water-vapor separation collecting and monitoring device and application system thereof |
-
2010
- 2010-09-10 CN CN2010205239177U patent/CN201795945U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104833545A (en) * | 2015-04-15 | 2015-08-12 | 济南大学 | Thermal-insulation sampler |
| CN112540026A (en) * | 2020-11-25 | 2021-03-23 | 浙江大学 | Temperature-control unsaturated triaxial apparatus water-vapor separation collecting and monitoring device and application system thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110413 |
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| CX01 | Expiry of patent term |