CN211696606U - Water outlet measuring device of kerosene vapor phase drying equipment and kerosene vapor phase drying equipment - Google Patents
Water outlet measuring device of kerosene vapor phase drying equipment and kerosene vapor phase drying equipment Download PDFInfo
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- CN211696606U CN211696606U CN202020518678.XU CN202020518678U CN211696606U CN 211696606 U CN211696606 U CN 211696606U CN 202020518678 U CN202020518678 U CN 202020518678U CN 211696606 U CN211696606 U CN 211696606U
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Abstract
The utility model provides a kerosene vapor phase drying equipment's play water measuring device collection kerosene vapor phase drying equipment, this play water measuring device includes: the system comprises an exhaust separation device, a condensing device, a direct drain valve, a measurement water inlet valve, a measurement device and a measurement drain valve; the exhaust separation device is connected with the tail end of the preceding stage vacuum pump and is used for collecting liquid water; the condensation device is arranged in the cavity of the exhaust separation device and is used for condensing the water vapor introduced into the exhaust separation device into liquid water; the direct drain valve is used for controlling whether liquid water in the cavity is directly drained out of the cavity of the exhaust and separation device or not; the measuring water inlet valve is connected with the cavity of the exhaust separation device and the measuring device and is used for controlling whether the liquid water is discharged into the measuring device or not so as to facilitate the measuring device to measure; the measuring drain valve is connected with the drain end of the measuring device and used for draining water, and the possibility that the measuring device is blocked is reduced.
Description
Technical Field
The embodiment of the utility model provides a relate to transformer drying technology field, concretely relates to kerosene vapour phase drying equipment's play water measuring device and kerosene vapour phase drying equipment.
Background
The kerosene vapor phase drying equipment is an advanced special technical equipment applied to drying transformer bodies and coils in the transformer industry at present. The Miffel vapor phase drying technology is introduced at first from the end of the last century till now, kerosene vapor phase drying equipment is adopted in sequence for drying treatment of large transformers in domestic transformer plants, and after operation verification, the treatment quality is generally considered to be high, the period is short, and the economic benefit is obvious.
In the process of kerosene vapor phase drying, the moisture content in the tail gas plays an important role in the whole control process, but the existing moisture content measuring device is not fine enough. All of the drains in the prior art pass through a small cylinder, so that water and oil are caused to collect in the keg at the same time. Oil stains and glue in the heating process can stick the magnetostrictive liquid level meter, so that the magnetostrictive liquid level meter cannot be measured.
Therefore, how to scientifically measure the discharged moisture according to the characteristics of the kerosene vapor phase drying process is a technical problem which is solved by the technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides a water measuring device and kerosene vapour phase drying equipment of kerosene vapour phase drying equipment to the characteristics of kerosene vapour phase drying process, carries out scientific measurement to the discharged moisture.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:
on the one hand, the embodiment of the utility model provides a water measuring device goes out of kerosene vapour phase drying equipment, include: the system comprises an exhaust separation device, a condensing device, a direct drain valve, a measurement water inlet valve, a measurement device and a measurement drain valve;
the exhaust separation device is connected with the tail end of the preceding stage vacuum pump and is used for collecting liquid water;
the condensation device is arranged in the cavity of the exhaust separation device and is used for condensing the water vapor introduced into the exhaust separation device into liquid water;
the direct drain valve is used for controlling whether liquid water in the cavity is directly drained out of the cavity of the exhaust and separation device or not;
the measuring water inlet valve is connected to the cavity of the exhaust and separation device and the measuring device and is used for controlling whether the liquid water is discharged into the measuring device or not so as to facilitate the measuring device to measure;
and the measuring drain valve is connected with the drain end of the measuring device and used for draining water.
Preferably, the device also comprises a valve controller;
the direct drain valve is a first electric control valve; the measuring water inlet valve is a second electric control valve; the measuring drain valve is a third electric control valve;
the valve controller is used for controlling the first electric control valve, the second electric control valve and the third electric control valve to be opened and closed.
Preferably, when the kerosene vapour phase drying device is in a heating stage, the valve controller controls the first electrically controlled valve to open, discharging the liquid water to storage means;
when the kerosene vapor phase drying equipment is in a high vacuum stage, after the roots pump is started, the second electric control valve is controlled to be opened, and the liquid water is discharged into the measuring device so that the measuring device can measure.
Preferably, the condensing device includes: a water inlet valve, a water outlet valve and an evaporation pipe;
the water inlet valve is used for controlling the entry of chilled water, and the water outlet valve is used for controlling the discharge of the chilled water;
the evaporation tube is arranged in the cavity of the exhaust separation device, and when chilled water flows through the evaporation tube, water vapor in the cavity of the exhaust separation device is liquefied.
Preferably, the measuring device comprises: the liquid level meter comprises a magnetostrictive liquid level meter and a liquid level meter cylinder, wherein the liquid level meter cylinder is vertically arranged;
the magnetostrictive liquid level meter is arranged in the liquid level meter cylinder;
the density of a floating ball of the magnetostrictive liquid level meter is 0.7.
Preferably, the method further comprises the following steps: protecting the liquid level meter; the protective liquid level meter is used for sending out an alarm signal when the liquid level of the measuring device exceeds a preset value.
Preferably, the method further comprises the following steps: and the height volume mass conversion module is used for converting the measurement signal of the magnetostrictive liquid level meter into mass.
Preferably, also includes; an air extraction and drainage pump;
the air and water extraction pump is connected with the measurement water drainage valve;
and when the measuring drainage valve is opened, starting the air suction and drainage pump to drain the water of the measuring device.
On the other hand, the embodiment of the utility model provides a kerosene vapour phase drying equipment is equipped with as above-mentioned any one the water measuring device of kerosene vapour phase drying equipment.
The embodiment of the utility model provides a kerosene vapour phase drying equipment's play water measuring device, include: the system comprises an exhaust separation device, a condensing device, a direct drain valve, a measurement water inlet valve, a measurement device and a measurement drain valve; the exhaust separation device is connected to the tail end of the preceding stage vacuum pump and used for collecting liquid water; the condensation device is arranged in the cavity of the exhaust separation device and is used for condensing the water vapor introduced into the exhaust separation device into liquid water; the direct drain valve is used for controlling whether liquid water in the cavity is directly drained out of the cavity of the exhaust and separation device or not; the measuring water inlet valve is connected to the cavity of the exhaust and separation device and the measuring device and is used for controlling whether the liquid water is discharged into the measuring device or not so as to facilitate the measuring device to measure; the measurement drain valve with measuring device's drainage end is connected for the drainage can use direct drain valve will need not the direct discharge of measured liquid to reduce measuring device's burden, to the characteristics of kerosene vapour phase drying process, carry out scientific measurement to the discharged moisture, reduce measuring device by the possibility of jam.
The embodiment of the utility model provides a kerosene vapour phase drying equipment also has foretell beneficial effect, and the repeated description is no longer given here.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is a schematic view of a water outlet measuring device of a kerosene vapor phase drying device provided by an embodiment of the present invention.
The drawings are identified below:
the system comprises an exhaust separation device 110, a condensing device 120, a direct drain valve 130, a measuring water inlet valve 140, a measuring device 150, a measuring drain valve 160, a water inlet valve 121, a water outlet valve 122 and an evaporation pipe 123.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, fig. 1 is a schematic view of an effluent measuring device of a kerosene vapor phase drying apparatus according to an embodiment of the present invention.
The embodiment of the utility model provides a kerosene vapour phase drying equipment's play water measuring device, include: the system comprises an exhaust separation device 110, a condensing device 120, a direct drain valve 130, a measurement water inlet valve 140, a measurement device 150 and a measurement drain valve 160; the exhaust separation device 110 is connected to the tail end of the preceding stage vacuum pump and is used for collecting liquid water; the condensing device 120 is disposed inside the cavity of the exhaust gas separation device 110, and is configured to condense water vapor introduced into the exhaust gas separation device 110 into liquid water; the direct drain valve 130 is configured to control whether to directly drain liquid water inside the chamber out of the chamber of the exhaust gas separation device 110; the measuring water inlet valve 140 is connected to the cavity of the exhaust and separation device 110 and the measuring device 150, and is used for controlling whether to discharge the liquid water into the measuring device 150 or not so as to facilitate the measuring device 150 to measure; the measuring drain valve 160 is connected to a drain end of the measuring device 150 for draining.
Further, in one embodiment, the effluent measuring device 150 further comprises, a valve controller; the direct drain valve 130 is a first electrically controlled valve; the measuring water inlet valve 140 is a second electric control valve; the measuring drain valve 160 is a third electric control valve; the valve controller is used for controlling the first electric control valve, the second electric control valve and the third electric control valve to be opened and closed.
Specifically, when a valve controller is applied, when the kerosene vapor phase drying device is in a heating stage, the valve controller controls the first electrically-controlled valve to be opened to discharge the liquid water to a storage device; when the kerosene vapor phase drying device is in a high vacuum stage, after the roots pump is started, the second electric control valve is controlled to be opened, and the liquid water is discharged into the measuring device 150 so that the measuring device 150 can measure.
Further, the condensing unit 120 includes: a water inlet valve 121, a water outlet valve 122 and an evaporation pipe 123; the water inlet valve 121 is used for controlling the entry of chilled water, and the water outlet valve 122 is used for controlling the discharge of chilled water; the evaporation pipe 123 is disposed in the cavity of the exhaust gas separation device 110, and when the chilled water flows through the evaporation pipe 123, the water vapor inside the cavity of the exhaust gas separation device 110 is liquefied. The evaporation tube may be capillary or curved thin tube.
In practice, the measurement of the liquid may be performed using a magnetostrictive liquid level gauge, in particular the measuring device 150 comprises: the liquid level meter comprises a magnetostrictive liquid level meter and a liquid level meter cylinder, wherein the liquid level meter cylinder is vertically arranged; the magnetostrictive liquid level meter is arranged in the liquid level meter cylinder; the density of a floating ball of the magnetostrictive liquid level meter is 0.7.
Since the float density of the magnetostrictive liquid level meter of the measuring device 150 is 0.7, it is not measurable if oil is taken, and the liquid level meter needs to be protected from detecting the condition of the oil taken, if the liquid level of the measuring device 150 is too high. Forced venting is required. Therefore, a protective liquid level meter can be arranged in the effluent measuring device 150; the protection liquid level meter is used for sending out an alarm signal when the liquid level of the measuring device 150 exceeds a preset value. Can also be used for
The height and the accumulated water volume of the magnetic hysteresis liquid level meter can be calibrated. The measurement precision of the magnetic hysteresis liquid level meter is matched with the collecting cylinder to meet the following conditions: calibrating a water quality conversion value under each scale according to the minimum measurement precision; when the water surface rises to a height with minimum metering precision, the converted water mass is not more than 2 g. In particular, a height-volume-mass conversion module may be applied for converting the measurement signal of the magnetostrictive liquid level gauge into a mass.
The volume of the measuring cylinder must be small because the high vacuum has little water outlet and the precision must be high. Compressed air is required to forcibly discharge the liquid quickly during the liquid discharge process. Therefore, a suction drain pump may be used; the air and water pumping and discharging pump is connected with the measuring and water discharging valve 160; when the door of the measurement drain valve 160 is opened, the suction drain pump is started to drain the measurement device 150.
The embodiment of the utility model provides a kerosene vapour phase drying equipment's play water measuring device can use direct drain valve will need not the direct discharge of measuring liquid to reduce measuring device's burden, to the characteristics of kerosene vapour phase drying process, carry out scientific measurement to the discharged moisture, reduce measuring device by the possibility of stifled.
In another embodiment of the present invention, an embodiment of the present invention provides a kerosene vapor phase drying apparatus, which is provided with a water outlet measuring device of the kerosene vapor phase drying apparatus as described in any of the above.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (9)
1. A water outlet measuring device of a kerosene vapor phase drying device is characterized by comprising:
the system comprises an exhaust separation device, a condensing device, a direct drain valve, a measurement water inlet valve, a measurement device and a measurement drain valve;
the exhaust separation device is connected to the tail end of the preceding stage vacuum pump and used for collecting liquid water;
the condensation device is arranged in the cavity of the exhaust separation device and is used for condensing the water vapor introduced into the exhaust separation device into liquid water;
the direct drain valve is used for controlling whether liquid water in the cavity is directly drained out of the cavity of the exhaust and separation device or not;
the measuring water inlet valve is connected to the cavity of the exhaust and separation device and the measuring device and is used for controlling whether the liquid water is discharged into the measuring device or not so as to facilitate the measuring device to measure;
and the measuring drain valve is connected with the drain end of the measuring device and used for draining water.
2. The effluent measurement device of claim 1 further comprising, a valve controller;
the direct drain valve is a first electric control valve; the measuring water inlet valve is a second electric control valve; the measuring drain valve is a third electric control valve;
the valve controller is used for controlling the first electric control valve, the second electric control valve and the third electric control valve to be opened and closed.
3. The effluent measurement device of claim 2,
when the kerosene vapor phase drying device is in a heating stage, the valve controller controls the first electric control valve to be opened, and the liquid water is discharged to a storage device;
when the kerosene vapor phase drying equipment is in a high vacuum stage, after the roots pump is started, the second electric control valve is controlled to be opened, and the liquid water is discharged into the measuring device so that the measuring device can measure.
4. The effluent measurement device of claim 1, wherein said condensing means comprises: a water inlet valve, a water outlet valve and an evaporation pipe;
the water inlet valve is used for controlling the entry of chilled water, and the water outlet valve is used for controlling the discharge of the chilled water;
the evaporation tube is arranged in the cavity of the exhaust separation device, and when chilled water flows through the evaporation tube, water vapor in the cavity of the exhaust separation device is liquefied.
5. The effluent measurement device of claim 1, wherein said measurement device comprises: the liquid level meter comprises a magnetostrictive liquid level meter and a liquid level meter cylinder, wherein the liquid level meter cylinder is vertically arranged;
the magnetostrictive liquid level meter is arranged in the liquid level meter cylinder;
the density of a floating ball of the magnetostrictive liquid level meter is 0.7.
6. The effluent measurement device of claim 5, further comprising: protecting the liquid level meter; the protective liquid level meter is used for sending out an alarm signal when the liquid level of the measuring device exceeds a preset value.
7. The effluent measurement device of claim 5, further comprising: and the height volume mass conversion module is used for converting the measurement signal of the magnetostrictive liquid level meter into mass.
8. The effluent measurement device of any one of claims 1 to 7, further comprising; an air extraction and drainage pump;
the air and water extraction pump is connected with the measurement water drainage valve;
and when the measuring drainage valve is opened, starting the air suction and drainage pump to drain the water of the measuring device.
9. A kerosene vapor phase drying apparatus characterized by being provided with the outlet water measuring device of the kerosene vapor phase drying apparatus according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020518678.XU CN211696606U (en) | 2020-04-09 | 2020-04-09 | Water outlet measuring device of kerosene vapor phase drying equipment and kerosene vapor phase drying equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020518678.XU CN211696606U (en) | 2020-04-09 | 2020-04-09 | Water outlet measuring device of kerosene vapor phase drying equipment and kerosene vapor phase drying equipment |
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| Publication Number | Publication Date |
|---|---|
| CN211696606U true CN211696606U (en) | 2020-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020518678.XU Active CN211696606U (en) | 2020-04-09 | 2020-04-09 | Water outlet measuring device of kerosene vapor phase drying equipment and kerosene vapor phase drying equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211696606U (en) |
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2020
- 2020-04-09 CN CN202020518678.XU patent/CN211696606U/en active Active
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