CN212275643U - Water-gas separation equipment - Google Patents

Abstract

The utility model provides a water-gas separation equipment belongs to gas-liquid separation technical field, and this separator includes casing, lid, negative pressure pump, vacuometer, vacuum valve, condenser, evaporimeter, heater and pipeline, the utility model provides a separator can produce high temperature, negative pressure environment, and the condenser of simultaneous design can hold back vapor and will hold back distilled water drainage to the evaporimeter inside once more, through the water sample that awaits measuring of repeated heating, makes active ingredient and inert gas thoroughly separation in the aquatic, and external thermal conductivity detector of rethread or mass spectrograph detect and derive gas to judge quality of water characteristic and water source environmental characteristic, the device has advantages such as compact structure, small, the separation is thorough.

Description

Water-gas separation equipment

Technical Field

The utility model belongs to the technical field of gas concentration measurement, concretely relates to aqueous vapor splitter.

Background

The formation and evolution of underground water are restricted by various physical and chemical actions in the air space, water space, biosphere and rock space, and simultaneously, the underground water actively participates in the substance circulation and energy exchange among all the spaces, is the most active factor in the geological and environmental processes, and is also a carrier for the substance and energy exchange of all the spaces of the earth. The groundwater contains active components and inert gases which can reflect the characteristics of the current water quality and the change process of the current water quality. In the prior art, a targeted water-gas separation device is lacked, so that the detection process is complicated and the precision is not high. Individual laboratories employ large ultrasonic or distillation separation devices which are complex in structure, inconvenient to use and low in separation accuracy.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a separator can produce high temperature, negative pressure environment, and the condenser of simultaneous design can keep back vapor and will keep back the distilled water drainage to the evaporimeter inside once more, through the water sample that awaits measuring of repeated heating, makes the active ingredient and the inert gas thorough separation of aquatic, and the rethread external thermal conductivity detector or mass spectrograph detect and derive gas to judge quality of water characteristic and water source environmental characteristic, the device have advantages such as compact structure, small, the separation is thorough.

In order to realize the utility model discloses a purpose, the utility model discloses a water and gas splitter adopts following technical scheme:

a water-gas separation device comprises a shell, a cover body, a negative pressure pump, a vacuum gauge, a vacuum valve, a condenser, an evaporator, a pipeline and a heater, wherein: a detection port for connecting the vacuum valve is formed in one side wall of the shell, and an air pressure measuring port for connecting the vacuum gauge and an air suction port for connecting the negative pressure pump are formed in the other side wall of the shell; the cover body is arranged at the top of the shell through screws, and is provided with a cooling port for installing a cooling pipeline and a conveying port for installing a pipeline; the negative pressure pump is used for generating negative pressure in the shell; the vacuum gauge is used for detecting the vacuum degree in the shell; the vacuum valve is used for connecting an external thermal conductivity detector and/or a mass spectrometer; the condenser is of an inverted cone structure, the top of the condenser is installed on the cover body and is communicated with the cooling pipe, and the bottom of the condenser is arranged above the evaporator; the heater is arranged at the bottom of the evaporator; the pipeline includes central spray tube, tee bend, trachea and water pipe, central spray tube is installed in the conveyer pipe, and the unsettled setting in the bottom of central spray tube is inside the evaporimeter, the top intercommunication tee bend export of central spray tube, trachea intercommunication tee bend first import, the tee bend second import of water pipe intercommunication all is provided with the solenoid valve on trachea and the water pipe.

Preferably, the evaporator is a heat conduction container with one open end, and a heating pipe or a heating wire is coiled inside the heater.

Preferably, the condenser is divided into a left half body and a right half body which are mutually independent, the left half body comprises a left base located above and a left half cone body located below, a left half through hole is formed in the middle of the left base and the left half cone body, a left cooling pipe is arranged at the top of the left base, the right half body comprises a right base located above and a right half cone body located below, a right half through hole is formed in the middle of the right base and the right half cone body, a right cooling pipe is arranged at the top of the right base, and the left half through hole and the right half through hole can be spliced into a round hole for fixing the central spray pipe.

Preferably, the heating pipe is a stainless steel finned electric heating pipe, and the heating wire is a Teflon carbon fiber heating wire or a nickel-chromium heating wire.

The technical scheme of the utility model following beneficial effect has:

the device is provided with evaporimeter and negative pressure pump, can be at the inside high temperature that produces of device, the negative pressure environment, the gaseous separation of aquatic with higher speed, and simultaneously, the vapor in the mist can effectively be held back to the condenser, the structure of falling the centrum can further be inside with the distilled water drainage to the evaporimeter that holds back, through heating the water sample that awaits measuring repeatedly, make the active ingredient and the thorough separation of inert gas in the aquatic, the above-mentioned operation can improve and detect the precision, trachea and water pipe have been set up in the device's the pipeline, the trachea can let in protective gas to the device inside in advance, for example, dry nitrogen gas, use protective gas to further arrange the clean with the inside impurity gas of device, and simultaneously, the water pipe directly sprays the water sample that awaits measuring on the evaporimeter through central spray tube.

Drawings

FIG. 1 is a schematic structural view of a separating apparatus of the present invention;

FIG. 2 is a schematic top view of the condenser of the present invention;

fig. 3 is a schematic side view of the condenser of the present invention.

In the figure, 1-shell, 101-detection port, 102-air pressure measurement port, 103-suction port, 2-cover body, 201-screw, 202-cooling port, 203-delivery port, 3-negative pressure pump, 4-vacuum gauge, 5-vacuum valve, 6-condenser, 601-left half body, 602-right half body, 603-left base, 604-left half cone body, 605-left half through hole, 606-left cooling pipe, 607-right base, 608-right half cone body, 609-right half through hole, 610-right cooling pipe, 7-evaporator, 8-pipeline, 801-central spray pipe, 802-tee joint, 803-air pipe, 804-water pipe, 805-nozzle and 9-heater.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

As shown in fig. 1, a water-gas separating apparatus includes a casing 1, a cover 2, a negative pressure pump 3, a vacuum gauge 4, a vacuum valve 5, a condenser 6, an evaporator 7, a pipe 8, and a heater 9, the negative pressure pump 3 is used to generate negative pressure inside the casing 1, and the vacuum gauge 4 is used to detect a vacuum degree inside the casing 1. Wherein: offer the detection mouth 101 that is used for connecting vacuum valve 5 on the lateral wall of casing 1, offer the atmospheric pressure measurement mouth 102 that is used for connecting vacuum gauge 4 and the extraction opening 103 that is used for connecting negative pressure pump 3 on another lateral wall of casing 1, outside thermal conductivity detector and/or mass spectrometer are connected to the rear end of vacuum valve 5, the thermal conductivity detector is used for measuring gases such as hydrogen, oxygen, nitrogen, carbon monoxide, carbon dioxide of separating, the mass spectrometer is used for detecting the inert gas of separating, in the actual testing process, need set up the flowmeter on the outside pipeline of vacuum valve 5, in order to confirm to detect the gaseous volume of waiting to detect.

It should be noted that the thermal conductivity detector and the mass spectrometer may be respectively connected to the system to realize separate detection, or may be connected to the system together in sequence to realize overall detection.

Specifically, in fig. 1, the pipeline 8 includes a central nozzle 801, a tee 802, an air pipe 803 and a water pipe 804, the central nozzle 801 is installed in the delivery port 203, the bottom of the central nozzle 801 is suspended inside the evaporator 7, the top of the central nozzle 801 is communicated with an outlet of the tee 802, the air pipe 803 is communicated with a first inlet of the tee 802, the water pipe 804 is communicated with a second inlet of the tee 802, and the air pipe 803 and the water pipe 804 are both provided with electromagnetic valves. The device has set up trachea and water pipe in the pipeline, and the trachea can let in protective gas, for example dry nitrogen gas to the device inside in advance, uses protective gas to further arrange the inside gaseous impurity of device completely, and simultaneously, the water pipe directly sprays the water sample that awaits measuring on the evaporimeter through central spray tube, realizes even rapid evaporation.

In fig. 1, the cover body 2 is mounted on the top of the casing 1 through screws 201, the cover body 2 is provided with a cooling port 202 for mounting a cooling pipeline and a conveying port 203 for mounting a pipeline 8, the condenser 6 is of an inverted cone structure, the top of the condenser 6 is mounted on the cover body 2 and communicated with a cooling pipe, the bottom of the condenser 6 is arranged above the evaporator 7, the inverted cone structure can further drain the intercepted distilled water to the inside of the evaporator, and the active ingredients and the inert gas in the water are thoroughly separated by repeatedly heating the water sample to be detected.

As shown in fig. 2 and 3, the condenser 6 is a detachable assembled structure, which is convenient for installing a pipeline, specifically, the condenser 6 is divided into a left half body 601 and a right half body 602 which are independent from each other, the left half body 601 includes a left base 603 located above and a left half cone 604 located below, a left half through hole 605 is provided in the middle of the left base 603 and the left half cone 604, a left cooling pipe 606 is provided on the top of the left base 603, the right half body 602 includes a right base 607 located above and a right half cone 608 located below, a right half through hole 609 is provided in the middle of the right base 607 and the right half cone 608, a right cooling pipe 610 is provided on the top of the right base 607, and the left half through hole 605 and the right half through hole 609 can be spliced to form a circular hole for fixing the central nozzle 801.

Specifically, the cooling line is connected to liquid nitrogen or other cooling source, and during actual use, the condenser 6 is made of 304 stainless steel and can withstand baking at a temperature of 350 ℃ while being subjected to a vacuum of 10-8 Torr.

It should be further noted that the evaporator 7 is a heat conducting container with an open end, and the inner disk of the heater 9 is provided with a heating tube or a heating wire. Specifically, the heating pipe is a stainless steel finned electric heating pipe, the heating wire is a Teflon carbon fiber heating wire or a nickel-chromium heating wire, the preheating process of the equipment is carried out for 10h to 12h before the formal work of the equipment, namely, the low-temperature baking at the temperature of 100 ℃ is adopted, meanwhile, dry nitrogen is introduced into the equipment for exhausting, after the actual work, a negative pressure pump, a condenser and the like are formally started, the optimal separation temperature is 300 ℃, and the optimal negative pressure environment is 5 x 10^-5Torr。

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (4)

1. The utility model provides a water vapor separation equipment, its characterized in that includes casing (1), lid (2), negative pressure pump (3), vacuometer (4), vacuum valve (5), condenser (6), evaporimeter (7), pipeline (8) and heater (9), wherein:

a detection port (101) used for being connected with the vacuum valve (5) is formed in one side wall of the shell (1), and an air pressure measuring port (102) used for being connected with the vacuum gauge (4) and an air suction port (103) used for being connected with the negative pressure pump (3) are formed in the other side wall of the shell (1);

the cover body (2) is arranged at the top of the shell (1) through a screw (201), and the cover body (2) is provided with a cooling port (202) for installing a cooling pipeline and a conveying port (203) for installing a pipeline (8);

the negative pressure pump (3) is used for generating negative pressure in the shell (1);

the vacuum gauge (4) is used for detecting the vacuum degree in the shell (1);

the vacuum valve (5) is used for connecting an external thermal conductivity detector and/or a mass spectrometer;

the condenser (6) is of an inverted cone structure, the top of the condenser (6) is installed on the cover body (2) and communicated with the cooling pipe, and the bottom of the condenser (6) is arranged above the evaporator (7);

the heater (9) is arranged at the bottom of the evaporator (7);

the pipeline (8) comprises a central spray pipe (801), a tee joint (802), an air pipe (803) and a water pipe (804), the central spray pipe (801) is installed in the conveying port (203), the bottom of the central spray pipe (801) is arranged in the evaporator (7) in a suspended mode, the top of the central spray pipe (801) is communicated with an outlet of the tee joint (802), the air pipe (803) is communicated with a first inlet of the tee joint (802), the water pipe (804) is communicated with a second inlet of the tee joint (802), and electromagnetic valves are arranged on the air pipe (803) and the water pipe (804);

the condenser (6) is divided into a left half body (601) and a right half body (602) which are independent from each other, the left half body (601) comprises a left base (603) located above and a left half cone body (604) located below, a left half through hole (605) is formed in the middle of the left base (603) and the left half cone body (604), a left cooling pipe (606) is arranged at the top of the left base (603), the right half body (602) comprises a right base (607) located above and a right half cone body (608) located below, a right half through hole (609) is formed in the middle of the right base (607) and the right half cone body (608), a right cooling pipe (610) is arranged at the top of the right base (607), and the left half through hole (605) and the right half through hole (609) can be spliced into a round hole for fixing the central spray pipe (801).

2. The water-gas separation device according to claim 1, characterized in that the evaporator (7) is a heat conducting container with an open end, and the inner disk of the heater (9) is provided with heating tubes or wires.

3. The water-gas separation apparatus of claim 2, wherein the heating tube is a stainless steel finned electrical heating tube.

4. The water-gas separating apparatus of claim 2, wherein the heating wire is a teflon carbon fiber heating wire or a nichrome heating wire.

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