CN110913517A - A defogging system for substation control box - Google Patents
A defogging system for substation control box Download PDFInfo
- Publication number
- CN110913517A CN110913517A CN201911088737.2A CN201911088737A CN110913517A CN 110913517 A CN110913517 A CN 110913517A CN 201911088737 A CN201911088737 A CN 201911088737A CN 110913517 A CN110913517 A CN 110913517A
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- Prior art keywords
- defogging
- fog
- control box
- temperature detection
- observation window
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- 238000001514 detection method Methods 0.000 claims abstract description 62
- 239000000523 sample Substances 0.000 claims description 30
- 239000011521 glass Substances 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 238000005485 electric heating Methods 0.000 claims description 12
- 229920000742 Cotton Polymers 0.000 claims description 10
- 238000007790 scraping Methods 0.000 claims description 7
- 229920001971 elastomer Polymers 0.000 claims description 6
- 238000005299 abrasion Methods 0.000 claims description 4
- 230000005494 condensation Effects 0.000 abstract description 24
- 238000009833 condensation Methods 0.000 abstract description 24
- 230000000694 effects Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000003595 mist Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/84—Heating arrangements specially adapted for transparent or reflecting areas, e.g. for demisting or de-icing windows, mirrors or vehicle windshields
- H05B3/86—Heating arrangements specially adapted for transparent or reflecting areas, e.g. for demisting or de-icing windows, mirrors or vehicle windshields the heating conductors being embedded in the transparent or reflecting material
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
- G01K13/024—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow of moving gases
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
本发明实施例公开了一种变电站汇控箱除雾系统，设置在汇控箱上，所述汇控箱上设置有观察窗，包括用以检测所述观察窗上是否存在雾气的除雾检测装置和用以除去所述观察窗上雾气的雾气清除装置，所述雾气清除装置包括用于清除雾气的除雾组件和用于清除凝露的除露组件，所述除雾检测装置和所述雾气清除装置相连，所述雾气清除装置根据所述除雾检测装置提供的数据运行，能够智能判断观察窗上是否起雾和起雾情况，在出现雾气时清除雾气，在出现凝露时清除凝露，使观察窗保持清晰，保证其观察效果，同时及时排除凝露，避免凝露在箱内汇集而影响箱内二次设备。
The embodiment of the present invention discloses a defogging system for a substation control box, which is arranged on the control box, and an observation window is arranged on the control box, including a defogging detection system for detecting whether there is fog on the observation window. A device and a fog removal device for removing fog on the observation window, the fog removal device includes a fog removal component for removing fog and a dew removal component for removing condensation, the fog removal detection device and the The fog removal device is connected, and the fog removal device operates according to the data provided by the fog removal detection device, and can intelligently judge whether there is fog and fog on the observation window, remove fog when fog occurs, and remove condensation when condensation occurs. Dew, keep the observation window clear, ensure its observation effect, and remove condensation in time to avoid condensation in the box and affect the secondary equipment in the box.
Description
Technical Field
The embodiment of the invention relates to the technical field of transformer substation safety, in particular to a defogging system for a transformer substation control box.
Background
An observation window is required on the control box of the transformer substation and the door of the mechanism box for a person on duty to observe information such as the indication position of the opening and closing indicating lamp, the energy storage condition of a spring of the circuit breaker, the action times of the circuit breaker, the indication condition of the opening and closing indicating plate and the like. When the air conditioning system operates normally, the heat dissipation amount of the equipment in the control box is controlled, so that the temperature in the box is higher than the temperature outside the box, and the lower the temperature is, the lower the vapor amount contained in the unit volume of air is, namely, the lower the saturation humidity of the air is. The humidity of the air exceeds the saturation humidity, and the excessive water vapor is condensed into water drops.
When the air temperature suddenly drops, the temperature difference between the inside and the outside of the box is large, the temperature of the observation window glass is low due to the external influence, the saturated humidity of the air contacting with the cold glass in the box is reduced, the condensed fog is easy to generate, and the observation of a person on duty is influenced. If the temperature difference is too large or the fog condensation time process is carried out, the fog is condensed into dew and can flow down to the bottom plate of the control box, so that the insulation of secondary equipment in the box is influenced.
Disclosure of Invention
Therefore, the embodiment of the invention provides a demisting system for a substation control box, which aims to solve the problems that fog condensation is easily generated on an observation window when the temperature difference between the inside and the outside of the box is large, observation of a person on duty is influenced, and if the temperature difference is too large or the fog condensation time process occurs, the fog is condensed into dew and can flow down to a bottom plate of the control box to influence insulation of secondary equipment in the box.
In order to achieve the above object, an embodiment of the present invention provides the following:
a defogging system for a substation control box is arranged on a control box, an observation window is arranged on the control box and comprises a defogging detection device and a fog removal device, wherein the defogging detection device is used for detecting whether fog exists on the observation window, the fog removal device is used for removing the fog on the observation window, the defogging detection device is connected with the fog removal device, and the fog removal device operates according to data provided by the defogging detection device;
the fog removing device comprises a defogging component for removing fog and a dew removing component for removing dew.
As a preferable scheme of the present invention, the defogging assembly includes an electric heating glass disposed on the observation window, and a transparent heat insulation layer is disposed on an outer surface of the electric heating glass.
As a preferable scheme of the invention, the dew removing assembly comprises vertical sliding rails arranged at two sides of the observation window, sliding seats are arranged on the vertical sliding rails, a linear motor for driving the sliding seats to move is arranged on the sliding rails, a defogging seat is horizontally connected between the two sliding seats, a water scraping plate and water absorbing cotton are arranged on the defogging seat, and the water absorbing cotton is positioned above the water scraping plate.
As a preferable scheme of the present invention, the wiper blade includes a horizontal base plate, the end of the horizontal base plate is bent downward to form a bending plate, and an anti-abrasion rubber pad is disposed at the end of the bending plate and is in close contact with the inner wall of the electric heating glass.
As a preferred embodiment of the present invention, the defogging detection device includes an indoor temperature detection seat disposed in the control box and an outdoor temperature detection seat disposed outside the control box, the indoor temperature detection seat is provided with an indoor temperature detection probe and a window temperature detection probe, and the outdoor temperature detection seat is provided with an outdoor temperature detection probe.
As a preferable mode of the present invention, the indoor temperature detecting probe extends into the air in the box to detect the air temperature in the box, the window temperature detecting probe contacts with the inner wall of the electric heating glass to detect the inner wall temperature of the electric heating glass, and the outdoor temperature detecting probe extends into the air outside the box to detect the air temperature outside the box.
As a preferable scheme of the present invention, the outdoor temperature detection base is provided with a rain-proof cover body, and the rain-proof cover body is located right above the outdoor temperature detection probe and covers the outdoor temperature detection probe.
The embodiment of the invention has the following advantages:
the invention can intelligently judge whether the observation window is fogged or not and whether the observation window is fogged or not, remove the fogged when the fogged occurs, and remove the condensation when the condensation occurs, so that the observation window is kept clear, the observation effect is ensured, the condensation is removed in time, and the condensation is prevented from being collected in the box to influence secondary equipment in the box.
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 structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
FIG. 1 is a schematic diagram of the overall configuration of a defogging system in accordance with an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a defogging detection device according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a mist removing device according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a dew removal assembly according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a defogging seat according to an embodiment of the present invention;
FIG. 6 is a block flow diagram of a defogging method according to an embodiment of the present invention.
In the figure:
1-a control box; 2-an observation window; 3-a defogging detection device; 4-mist removing means;
301-indoor temperature detection seat; 302-outdoor temperature detecting seat; 303-indoor temperature detection probe; 304-window temperature detection probe; 305-an outdoor temperature detection probe; 306-a rain-proof cover body;
401-a defogging assembly; 402-dew removal component; 403-vertical sliding track; 404-a slide mount; 405-a linear motor; 406-defogging seats; 407-wiper blade; 408-absorbent cotton; 409-a bending plate; 410-anti-abrasion rubber pad; 411-horizontal base.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 5, the present embodiment provides a substation control box defogging system, which is disposed on a control box 1, and an observation window 2 is disposed on the control box 1, and is characterized by including a defogging detection device 3 for detecting whether fog exists on the observation window 2 and a fog removal device 4 for removing fog on the observation window 2, wherein the fog removal device 4 includes a defogging component 401 for removing fog and a dew removal component 402 for removing dew, the defogging detection device 3 is connected with the fog removal device 4, and the fog removal device 4 operates according to data provided by the defogging detection device 3.
In this embodiment, defogging subassembly is including inlaying the electrical heating glass of 2 window positions departments at observation window, so in this embodiment, observation window 2 is electrical heating glass promptly, and when the fog appeared on observation window 2, electrical heating glass circular telegram work and promote self temperature to eliminate the phenomenon of fogging, the operating conditions of the transformer substation control box of being convenient for staff's observation.
As shown in fig. 1, 3 and 4, the dew-removing assembly 402 of this embodiment includes vertical sliding rails 403 disposed on two sides of the observation window 2, a sliding seat 404 is disposed on the vertical sliding rails 403, a linear motor 405 for driving the sliding seat 404 to move is disposed on the sliding rails 403, a defogging seat 406 is horizontally connected between the two sliding seats 404, a water scraping plate 407 and a water absorbent cotton 408 are disposed on the defogging seat 406, the water absorbent cotton 408 is disposed above the water scraping plate 407, the water scraping plate 407 includes a horizontal substrate 411, a bent plate 409 is formed by bending the end of the horizontal substrate 411 downward, an anti-wear rubber pad 410 is disposed at the end of the bent plate 409, and the anti-wear rubber pad 410 is in close contact with the inner wall of the electrically heated glass.
Last congealing fog when observation window 2, fog condenses gradually for dew time, remove dew subassembly 402 and begins work, linear electric motor 405 drives sliding seat 404 and removes, and then drives defogging seat 406 and the wiper 407 on it, wiper 407 and electric heating glass's inner wall contact, the dew that will condense on electric heating glass inner wall is scraped down, dew falls to setting up in the groove that converges of observation window 2 below, the end in groove that converges extends to and converges accuse case 1 outside, so the dew that converges finally flows out outside converging accuse case 1, avoid influencing the interior secondary equipment of incasement.
Because the defogging seat 406 is also provided with the absorbent cotton 408, and the wiper 407 is located below the absorbent cotton 408, the absorbent cotton 408 synchronously moves down when the wiper 407 moves down, and water stain remained on the inner wall of the observation window 2 after the wiper 407 is wiped is absorbed, so that the observation window 2 is dry and clear, and the observation effect is improved.
In the operation of the dew-removing component 402 of this embodiment, the defogging base 406 is moved to the bottom and then moved to the top to return to the original position, so as to be ready for the next dew removal.
As shown in fig. 1 and 2, the defogging detection device 3 according to the present embodiment includes an indoor temperature detection base 301 disposed in the collection box 1 and an outdoor temperature detection base 302 disposed outside the collection box 1, the indoor temperature detection base 301 is provided with an indoor temperature detection probe 303 and a window temperature detection probe 304, the outdoor temperature detection base 302 is provided with an outdoor temperature detection probe 305, the indoor temperature detection probe 303 extends into the air in the box to detect the air temperature in the box, the window temperature detection probe 304 contacts with the inner wall of the electric heating glass to detect the inner wall temperature of the electric heating glass, and the outdoor temperature detection probe 305 extends into the air outside the box to detect the air temperature outside the box.
As shown in fig. 1 and 2, a rain-proof cover 306 is disposed on the outdoor temperature detection base 302, and the rain-proof cover 306 is located right above the outdoor temperature detection probe 305 and covers the outdoor temperature detection probe 305, so as to provide a dustproof and rain-proof function for the outdoor temperature detection probe 305, protect the outdoor temperature detection probe 305, and prolong the service life of the outdoor temperature detection probe.
This embodiment is through setting up defogging detection device 3 and fog clearing device 4, can whether fog and the fog condition of hazing on the intelligent judgment observation window, clear away the fog when the fog appears, clear away the condensation when the condensation appears, make the observation window keep clear, guarantee its observation effect, in time get rid of the condensation simultaneously, avoid the condensation to collect at the incasement and influence incasement secondary equipment.
As shown in fig. 6, the present embodiment further provides a defogging method for a substation control box, including the following steps:
the method comprises the following steps of firstly, detecting the air temperature in a control convergence box, determining the air saturation humidity in the box according to the air temperature in the box, and determining an early warning temperature value according to the air saturation humidity in the box;
secondly, detecting the temperature outside the box and the temperature of the observation window to obtain a temperature value outside the box and a temperature value of the observation window, judging whether fog appears on the observation window or not by combining the early warning temperature value, and when the temperature value outside the box is higher than the early warning temperature value, the fog does not appear on the observation window; when the temperature value outside the box is lower than the early warning temperature value and the temperature value of the observation window is higher than the early warning temperature value, fog appears on the observation window; when the temperature value of the observation window is lower than the early warning temperature value, condensation appears on the observation window;
thirdly, carrying out demisting work according to the fog outlet condition on the observation window, and when the observation window does not fog, not carrying out demisting; when fog appears on the observation window, starting the demisting device to remove the fog on the observation window; and (4) condensation appears on the observation window, and the defogging device and the condensation removing device are started simultaneously to remove the condensation on the observation window.
Through the method, whether the observation window is fogged or not and the fogged condition can be intelligently judged, the fogged gas is removed when the fogged gas appears, the condensation is removed when the condensation appears, the observation window is kept clear, the observation effect is guaranteed, the condensation is timely removed, and the condensation is prevented from being collected in the box to influence secondary equipment in the box.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (7)
1. A substation control box defogging system is arranged on a control box (1), an observation window (2) is arranged on the control box (1), and the substation control box defogging system is characterized by comprising a defogging detection device (3) used for detecting whether fog exists on the observation window (2) and a fog removal device (4) used for removing the fog on the observation window (2), wherein the defogging detection device (3) is connected with the fog removal device (4), and the fog removal device (4) operates according to data provided by the defogging detection device (3);
the fog removing device (4) comprises a defogging component (401) for removing fog and a dew removing component (402) for removing dew.
2. A substation control box defogging system according to claim 1, wherein the defogging assembly comprises an electrically heated glass disposed on the observation window (2).
3. The substation control box defogging system according to claim 1, wherein the dew removal assembly (402) comprises vertical sliding rails (403) arranged on two sides of the observation window (2), a sliding seat (404) is arranged on each vertical sliding rail (403), a linear motor (405) for driving each sliding seat (404) to move is arranged on each sliding rail (403), a defogging seat (406) is horizontally connected between the two sliding seats (404), a water scraping plate (407) and water absorbing cotton (408) are arranged on each defogging seat (406), and the water absorbing cotton (408) is located above the water scraping plate (407).
4. The substation control box defogging system according to claim 3, wherein the wiper plate (407) comprises a horizontal base plate (411), the end of the horizontal base plate (411) is bent downwards to form a bent plate (409), the end of the bent plate (409) is provided with an anti-abrasion rubber pad (410), and the anti-abrasion rubber pad (410) is in close contact with the inner wall of the electric heating glass.
5. The substation control box defogging system according to claim 2, wherein the defogging detection device (3) comprises an indoor temperature detection seat (301) arranged in the control box (1) and an outdoor temperature detection seat (302) arranged outside the control box (1), the indoor temperature detection seat (301) is provided with an indoor temperature detection probe (303) and a window temperature detection probe (304), and the outdoor temperature detection seat (302) is provided with an outdoor temperature detection probe (305).
6. The substation control box defogging system according to claim 5, wherein the indoor temperature detection probe (303) is extended into the air in the box to detect the temperature of the air in the box, the window temperature detection probe (304) is contacted with the inner wall of the electric heating glass to detect the temperature of the inner wall of the electric heating glass, and the outdoor temperature detection probe (305) is extended into the air outside the box to detect the temperature of the air outside the box.
7. The substation control box defogging system according to claim 6, wherein a rainproof cover (306) is arranged on the outdoor temperature detection base (302), and the rainproof cover (306) is positioned right above the outdoor temperature detection probe (305) and covers the outdoor temperature detection probe (305).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911088737.2A CN110913517A (en) | 2019-11-08 | 2019-11-08 | A defogging system for substation control box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911088737.2A CN110913517A (en) | 2019-11-08 | 2019-11-08 | A defogging system for substation control box |
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| Publication Number | Publication Date |
|---|---|
| CN110913517A true CN110913517A (en) | 2020-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911088737.2A Pending CN110913517A (en) | 2019-11-08 | 2019-11-08 | A defogging system for substation control box |
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| Country | Link |
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| CN (1) | CN110913517A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113286210A (en) * | 2021-07-22 | 2021-08-20 | 深圳市美迪声科技有限公司 | Loudspeaker box with good waterproof effect |
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| CN209402003U (en) * | 2019-02-27 | 2019-09-17 | 北京朗圣新能电气有限公司 | A water mist wiping device for the observation window of the power distribution cabinet |
| CN211557528U (en) * | 2019-11-08 | 2020-09-22 | 广东电网有限责任公司 | Defogging system for control box of transformer substation |
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2019
- 2019-11-08 CN CN201911088737.2A patent/CN110913517A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208001083U (en) * | 2018-03-06 | 2018-10-23 | 武汉卓能电气有限公司 | A kind of anti-condensation low-tension switch cabinet |
| CN208735643U (en) * | 2018-08-29 | 2019-04-12 | 北京高能时代环境技术股份有限公司 | A kind of rubbish hangs control room observation window demister |
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| CN113286210A (en) * | 2021-07-22 | 2021-08-20 | 深圳市美迪声科技有限公司 | Loudspeaker box with good waterproof effect |
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Application publication date: 20200324 |