CN109996411B - Airtight type electric control device structure in high altitude and low temperature environment - Google Patents
Airtight type electric control device structure in high altitude and low temperature environment Download PDFInfo
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- CN109996411B CN109996411B CN201910293176.3A CN201910293176A CN109996411B CN 109996411 B CN109996411 B CN 109996411B CN 201910293176 A CN201910293176 A CN 201910293176A CN 109996411 B CN109996411 B CN 109996411B
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- 230000001105 regulatory effect Effects 0.000 claims abstract description 61
- 230000001681 protective effect Effects 0.000 claims abstract description 33
- 238000005192 partition Methods 0.000 claims abstract description 18
- 238000004891 communication Methods 0.000 claims description 24
- 238000010992 reflux Methods 0.000 claims description 19
- 238000009413 insulation Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 4
- 238000004378 air conditioning Methods 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 238000004321 preservation Methods 0.000 description 6
- 239000012634 fragment Substances 0.000 description 5
- 239000010410 layer Substances 0.000 description 5
- 238000002955 isolation Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/38—Hinged covers or doors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0213—Venting apertures; Constructional details thereof
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/06—Hermetically-sealed casings
- H05K5/068—Hermetically-sealed casings having a pressure compensation device, e.g. membrane
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention relates to a high-altitude and low-temperature environment airtight type electric control device structure which comprises a bearing base, a bearing keel, a protective side plate, a partition plate, a bearing top plate, jet ports, return ports, an air supply pipe, an air return pipe, a shunt pipe, a collecting pipe, a temperature and pressure regulating device, a temperature sensor, a wind pressure sensor, a cabinet door and a control system, wherein the bearing base and the bearing top plate are connected with each other through the bearing keel, the protective side plate is coated on the inner surface and the outer surface of the bearing keel, the jet ports are embedded on the lower end surface of a bearing bottom plate, and the return ports are embedded on the upper end surface of the bearing base. According to the invention, on one hand, the pipeline layout of the temperature and pressure regulating circulation system in the cabinet body is standardized, the temperature and pressure regulating requirement is met, and meanwhile, the interference and influence of the temperature and pressure regulating pipeline on the electrical equipment in the cabinet body are effectively prevented, and on the other hand, the serious phenomena of heat and air pressure loss in the cabinet body caused by the conditions that the cabinet door is opened and the cabinet body structure is damaged and the like can be prevented.
Description
Technical Field
The invention relates to a structure of an airtight electric control device in a high-altitude and low-temperature environment, belonging to the technical field of power transmission and transformation and electric control equipment.
Background
At present, in order to meet the stability and reliability of running of electric control equipment such as a power distribution cabinet and the like in a low-pressure environment with high altitude and in a low-temperature environment, when the electric control cabinet is provided with pressure and temperature regulating equipment such as an air conditioner, a supercharger and the like, the cabinet body is often required to be provided with a structure of a sealing lining layer, an isolation air cavity and a heat preservation protective layer so as to improve the heat preservation and pressure maintaining performance of the cabinet body, although the use requirement can be met to a certain extent, the integral heat preservation and pressure maintaining capability of the cabinet body is improved, the complicated structure of severe solid is caused, the relatively large volume and the dead weight seriously affect the convenience and the flexibility of the installation and the use of the cabinet body, and the relatively high production and daily management and maintenance cost of the cabinet body are caused, in addition, in actual use, the cabinet door is frequently required to be carried out when the electric control device is operated, overhauled, the maintenance and the like are required, so that the heat preservation and pressure maintaining performance of the current cabinet body is greatly affected, or the heat preservation and pressure maintaining performance of the cabinet body is seriously affected after the cabinet body is damaged partially due to external force impact and the like.
Therefore, in view of this situation, it is highly desirable to develop a new electric control device structure to meet the needs of practical use.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention provides a high-altitude low-temperature environment airtight type electric control device structure, which is compared with the traditional electric control devices used in the similar plateau environment and low-temperature environment, on one hand, greatly simplifies the cabinet structure, standardizes the pipeline layout of a temperature and pressure regulating circulation system in the cabinet, and simultaneously meets the temperature and pressure regulating requirements, and on the other hand, effectively prevents the interference and influence of a temperature and pressure regulating pipeline on electric equipment in the cabinet, and simultaneously meets the temperature and pressure regulating operation in the cabinet, and can effectively realize the isolation of the internal environment and the external environment of the cabinet, and prevent the serious phenomena of heat and air pressure loss in the cabinet caused by the conditions of cabinet door opening, cabinet structure damage and the like, thereby greatly improving the stability and reliability of temperature and pressure regulating operation and greatly improving the comprehensive utilization rate of resources.
In order to achieve the above object, the present invention is realized by the following technical scheme:
the utility model provides a high altitude, low temperature environment airtight formula electric control device structure, including bearing the base, bear the fossil fragments, the protection curb plate, the baffle, bear the roof, booster fan, the backward flow fan, the jet orifice, the backward flow mouth, the blast pipe, the return air pipe, the shunt tubes, the manifold, temperature adjustment and pressure adjustment device, temperature sensor, wind pressure sensor, the barometric sensor, cabinet door and control system, bear the base and bear the roof and be the airtight cavity structure that the cross-section personally submits the rectangle, and bear the roof and be located directly over the bearing the base and with bear the coaxial distribution between the base, bear the base and bear the roof and pass through bearing fossil fragments interconnect, bear the fossil fragments and be the frame construction with bearing the coaxial distribution of base, the protection curb plate cladding is born fossil fragments internal surface and constitutes airtight cavity structure bearing the chamber with bearing the base, bear roof and bearing fossil fragments jointly, the cabinet door is arranged on at least one of the protective side plates, the cabinet door is hinged with the protective side plates, a plurality of baffle plates are embedded in the bearing cavity and are mutually connected with the protective side plates positioned on the inner surface of the bearing keel, the bearing cavity is divided into at least two mutually communicated chambers by the baffle plates, a plurality of jet ports are embedded on the lower end surface of the bearing top plate, the axes of the jet ports are mutually vertically distributed with the lower end surface of the bearing top plate, one part of the jet ports are uniformly distributed around the axis of the bearing cavity and are spaced from the protective side plates on the inner surface of the bearing keel by 0-20 cm, the other part of the jet ports are uniformly distributed along the axis direction of the contact surface of the baffle plates and the side surfaces of the baffle plates and are spaced from the side surfaces of the baffle plates by 0-20 cm, the jet ports are mutually connected in parallel and are respectively mutually communicated with the blast pipes, the reflux ports are mutually embedded on the upper end surface of the bearing base and are vertically distributed with the upper end surface of the bearing base, and a return port is arranged under each jet port and is coaxially distributed, the return ports are mutually connected in parallel and are respectively communicated with return air pipes, a plurality of air supply pipes are embedded in the bearing top plate and are mutually communicated with the temperature and pressure regulating devices through shunt pipes, a plurality of return air pipes are embedded in the bearing base and are mutually communicated with the temperature and pressure regulating devices through the collecting pipes, at least one of the temperature and pressure regulating devices is connected with a protective side plate corresponding to the bearing cavity, the temperature and pressure regulating devices are mutually communicated with the shunt pipes through booster fans, the temperature sensors and the wind pressure sensors are mutually communicated with the collecting pipes through the reflux fans, the number of the wind pressure sensors is consistent with that of the jet ports, a plurality of wind pressure sensors are arranged in each jet port, the axes of the surrounding bearing cavities are uniformly distributed on the bearing base and the bearing top plate, and the control system is embedded on the outer surface of the protective side plate and is respectively electrically connected with the booster fans, the reflux fans, the temperature and pressure regulating devices, the wind pressure sensors and the air pressure sensors are electrically connected with the air pressure sensors.
Further, the bearing base and the bearing top plate are both provided with heat insulation cushion layers, and the heat insulation cushion layers are additionally arranged between the protective side plates of the inner surface and the outer surface of the bearing keel.
Furthermore, the partition plate and the protective side plate are connected in a sliding manner through the sliding groove, and the partition plate is vertically distributed with the bearing base and the bearing top plate respectively.
Furthermore, the contact surfaces of the protective side plates, the partition plates, the bearing base and the bearing top plate are respectively provided with a bearing groove, the protective side plates and the partition plates are mutually connected with the bearing base and the bearing top plate through positioning grooves, the depth of each positioning groove is not less than 10 mm, and elastic sealing gaskets are additionally arranged in the positioning grooves.
Further, in the jet ports, the distance between two adjacent jet ports is 1.1-5 times of the inner diameter of the jet port, and the inner diameter of the jet port is 1/4-3/4 of the inner diameter of the reflux port.
Further, the temperature and pressure regulating device is any one or any combination of an air conditioning unit, a hot air blower, an air cooler and an air pump.
Further, the temperature and pressure regulating device is located in the bearing keel or outside the bearing keel, wherein when the temperature and pressure regulating device is located in the bearing keel, the temperature and pressure regulating device is mutually isolated from the bearing cavity through the partition plate, when the temperature and pressure regulating device is located outside the bearing keel, the temperature and pressure regulating device is connected with the upper end face of the bearing base, and a protective cover is additionally arranged outside the temperature and pressure regulating device.
Further, the control system is a circuit system based on any one of an industrial single chip microcomputer and a programmable controller as a core processing, and is additionally provided with a data communication bus circuit, a driving circuit, an I/O communication port circuit, a serial port communication circuit and a wireless data communication circuit, wherein the data communication bus circuit is respectively and electrically connected with the core processor, the driving circuit, the I/O communication port circuit, the serial port communication circuit and the wireless data communication circuit.
Compared with the traditional electric control device used in the similar plateau environment and the low-temperature environment, the invention greatly simplifies the structure of the cabinet body, standardizes the pipeline layout of the temperature and pressure regulating circulating system in the cabinet body, effectively prevents the interference and influence of the temperature and pressure regulating pipeline on the electric equipment in the cabinet body while meeting the temperature and pressure regulating requirement, effectively realizes the isolation of the internal environment and the external environment of the cabinet body while meeting the temperature and pressure regulating operation in the cabinet body, and prevents the serious phenomena of heat and air pressure loss in the cabinet body caused by the conditions of opening of the cabinet door, damage of the cabinet body structure and the like, thereby greatly improving the stability and reliability of the temperature and pressure regulating operation and greatly improving the comprehensive utilization rate of resources.
Drawings
The invention is described in detail below with reference to the drawings and the detailed description.
FIG. 1 is a schematic view of the structure of the temperature and pressure regulating device of the present invention when the device is outside the bearing keel;
FIG. 2 is a schematic view of the temperature and pressure regulating device of the present invention in the inner side of the bearing keel;
fig. 3 is a schematic diagram of the electrical principle of the control system.
Detailed Description
The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
The structure of the airtight electric control device for high altitude and low temperature environment as shown in fig. 1-3 comprises a bearing base 1, a bearing keel 2, a protection side plate 3, a partition plate 4, a bearing top plate 5, a booster fan 6, a reflux fan 7, a jet port 8, a reflux port 9, an air supply pipe 10, an air return pipe 11, a shunt pipe 12, a collecting pipe 13, a temperature and pressure regulating device 14, a temperature sensor 15, a wind pressure sensor 16, a pressure sensor 17, a cabinet door 18 and a control system 19, wherein the bearing base 1 and the bearing top plate 5 are all closed cavity structures with rectangular cross sections, the bearing top plate 5 is positioned right above the bearing base 1 and is coaxially distributed with the bearing base 1, the bearing base 1 and the bearing top plate 5 are connected with each other through the bearing keel 2, the bearing keel 2 is a frame structure coaxially distributed with the bearing base 1, the protective side plates 3 are coated on the inner surface and the outer surface of the bearing keel 2 and form a bearing cavity 20 with the bearing base 1, the bearing top plate 5 and the bearing keel 2 together to form a closed cavity structure, wherein, in the protective side plates 3, at least one protective side plate 3 is provided with a cabinet door 18, the cabinet door 18 is hinged with the protective side plates 3, a plurality of baffle plates 4 are embedded in the bearing cavity 20 and are mutually connected with the protective side plates 3 positioned on the inner surface of the bearing keel 2, the baffle plates 4 divide the bearing cavity 20 into at least two mutually communicated chambers, a plurality of jet ports 8 are embedded in the lower end surface of the bearing bottom plate 1, the axes of the jet ports 8 and the lower end surface of the bearing top plate 5 are mutually perpendicular, in the jet ports 8, one part of the jet ports 8 is uniformly distributed around the axis of the bearing cavity 20 and is 0-20 cm with the distance between the protective side plates 3 positioned on the inner surface of the bearing keel 2, the other part of the jet ports 8 are uniformly distributed along the axis direction of the contact surface of the baffle plates 4 and the side surfaces of the baffle plates 4 and are 0-20 cm, the jet ports 8 are mutually connected in parallel and are respectively communicated with the blast pipe 10, a plurality of jet ports 9 are embedded in the upper end face of the bearing base 1 and are vertically distributed with the upper end face of the bearing base 1, a return port 9 is arranged under each jet port 8 and is mutually coaxially distributed, the jet ports 8 are mutually connected in parallel and are respectively communicated with the return pipe 11, the blast pipe 10 is embedded in the bearing top plate 5 and is mutually communicated with the temperature and pressure regulating device 14 through the shunt pipe 12, the return pipe 11 is a plurality of embedded in the bearing base 1 and is mutually communicated with the temperature and pressure regulating device 14 through the manifold pipe 13, at least one of the temperature and pressure regulating devices 14 is mutually connected with the protection side plate 3 corresponding to the bearing cavity 20, the temperature and pressure regulating device 14 and the shunt tubes 12 are communicated with each other through the booster fan 6 and the manifold 13 are communicated with each other through the reflux fan 7, the number of the temperature sensors 15 and the number of the wind pressure sensors 16 are the same as that of the jet ports 8, one wind pressure sensor 16 is arranged in each jet port 8, the temperature sensors 15 and the wind pressure sensors 16 are distributed on the bearing base 1 and the bearing top plate 5 around the axis of the bearing cavity 20, and the control system 19 is embedded on the outer surface of the protective side plate 3 and is electrically connected with the booster fan 6, the reflux fan 7, the temperature and pressure regulating device 14, the temperature sensors 15, the wind pressure sensors 16 and the air pressure sensors 17 respectively.
Wherein, the bearing base 1 and the bearing top plate 5 are both provided with heat insulation cushion layers 21, and the heat insulation cushion layers 21 are additionally arranged between the protective side plates 3 of the inner surface and the outer surface of the bearing keels 2.
Further preferably, the partition plate 4 is slidably connected with the protective side plate 3 through a chute 22, the partition plate 4 is vertically distributed with the bearing base 1 and the bearing top plate 5, the bearing grooves 23 are formed in the contact surfaces of the protective side plate 3, the partition plate 4, the bearing base 1 and the bearing top plate 5, the protective side plate 3 and the partition plate 4 are connected with the bearing base 1 and the bearing top plate 5 through positioning grooves 23, the depth of the positioning grooves 23 is not less than 10 mm, and elastic sealing gaskets 24 are additionally arranged in the positioning grooves 23.
Note that, in the jet ports 8, the distance between two adjacent jet ports 8 is 1.1-5 times of the inner diameter of the jet port 8, and the inner diameter of the jet port 8 is 1/4-3/4 of the inner diameter of the reflux port 9.
Further preferably, the temperature and pressure regulating device 14 is any one or any combination of an air conditioning unit, a hot air blower, an air cooler and an air pump.
It should be noted that, the temperature and pressure adjusting device 14 is located in the bearing keel 2 or outside the bearing keel 2, where when the temperature and pressure adjusting device 14 is located in the bearing keel 2, the temperature and pressure adjusting device 14 is isolated from the bearing cavity 20 by the partition board 4, when the temperature and pressure adjusting device 14 is located outside the bearing keel 2, the temperature and pressure adjusting device 14 is connected with the upper end surface of the bearing base 1, and a protection cover 25 is further arranged outside the temperature and pressure adjusting device 14.
In this embodiment, the control system 19 is a circuit system based on any one of an industrial single chip microcomputer and a programmable controller as a core processing, and the control system is additionally provided with a data communication bus circuit, a driving circuit, an I/O communication port circuit, a serial communication circuit and a wireless data communication circuit, and the data communication bus circuit is electrically connected with the core processor, the driving circuit, the I/O communication port circuit, the serial communication circuit and the wireless data communication circuit respectively.
In the concrete implementation of the invention, firstly, the bearing base, the bearing keels, the protective side plates, the partition plates, the bearing top plates, the booster fan, the reflux fan, the jet port, the reflux port, the blast pipe, the reflux pipe, the shunt pipe, the collecting pipe, the temperature and pressure regulating device, the temperature sensor, the wind pressure sensor, the air pressure sensor, the cabinet door and the control system which form the invention are assembled to complete the assembly of the invention, then the corresponding circuit equipment is installed in the bearing cavity of the invention, the corresponding circuit equipment is installed and positioned through the partition plates and the protective side plates, and finally the invention is electrically connected with an external circuit system, thus the assembly of the invention is completed for standby.
In the operation process, firstly, the temperature and pressure regulating device is used for regulating the temperature and pressure of external air, then air flow after temperature and pressure regulation is subjected to secondary pressurization through the booster fan and then is directly sprayed into a bearing cavity formed by the bearing base, the bearing keel, the protection side plate and the bearing top plate through each jet port, so that the aim of temperature and pressure regulating operation on the environment in the bearing cavity is fulfilled, meanwhile, the control system drives the reflux fan to operate, the air flow sprayed in the jet port is directly recycled into the temperature and pressure regulating device through the reflux port, and meanwhile, waste heat generated in the bearing cavity due to equipment operation can be returned to the temperature and pressure regulating device through the air flow, so that the comprehensive utilization rate of kinetic energy and waste heat in the air flow is effectively realized, and the operation energy consumption of the temperature and pressure regulating device is reduced.
Meanwhile, jet flow is directly recycled through the confluence port, and a stable air wall can be formed at the edge of the bearing cavity when the temperature and pressure of the bearing cavity are regulated, so that the insulation of the inner environment and the outer environment of the bearing cavity is realized when the bearing base, the bearing keels, the protection side plates and the partition plates are utilized to insulate the inner environment and the outer environment of the bearing cavity, and the insulation of the inner environment and the outer environment of the bearing cavity is realized when the cabinet door is opened and the like to cause the damage of the structure of the bearing cavity, and the heat preservation and pressure maintaining performance of equipment is greatly improved.
In addition, the temperature sensor, the wind pressure sensor and the air pressure sensor can be provided by the invention, so that on one hand, the pressure of air flow forming the air wall is effectively detected, the stability of the air wall structure is improved, and meanwhile, the temperature environment and the air pressure environment in the bearing cavity are accurately detected, thereby greatly improving the stability and the reliability of the regulation and control operation of the electric control equipment.
Compared with the traditional electric control device used in the similar plateau environment and the low-temperature environment, the invention greatly simplifies the structure of the cabinet body, standardizes the pipeline layout of the temperature and pressure regulating circulating system in the cabinet body, effectively prevents the interference and influence of the temperature and pressure regulating pipeline on the electric equipment in the cabinet body while meeting the temperature and pressure regulating requirement, effectively realizes the isolation of the internal environment and the external environment of the cabinet body while meeting the temperature and pressure regulating operation in the cabinet body, and prevents the serious phenomena of heat and air pressure loss in the cabinet body caused by the conditions of opening of the cabinet door, damage of the cabinet body structure and the like, thereby greatly improving the stability and reliability of the temperature and pressure regulating operation and greatly improving the comprehensive utilization rate of resources.
It will be appreciated by those skilled in the art that the invention is not limited to the embodiments described above. The foregoing embodiments and description have been presented only to illustrate the principles of the invention. The present invention is capable of various changes and modifications without departing from its spirit and scope. Such variations and modifications are intended to fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a high altitude, low temperature environment airtight formula electric control device structure which characterized in that: the structure of the airtight electric control device in the high-altitude and low-temperature environment comprises a bearing base, a bearing keel, a protection side plate, a partition plate, a bearing top plate, a booster fan, a reflux fan, a jet port, a reflux port, an air supply pipe, an air return pipe, a shunt pipe, a collecting pipe, a temperature and pressure regulating device, a temperature sensor, an air pressure sensor, a cabinet door and a control system, wherein the bearing base and the bearing top plate are of a closed cavity structure with rectangular cross sections, the bearing top plate is positioned right above the bearing base and is coaxially distributed between the bearing base, the bearing base and the bearing top plate are mutually connected through the bearing keel, the bearing keel is of a frame structure coaxially distributed with the bearing base, the protection side plate is coated on the inner surface and the outer surface of the bearing keel and forms a bearing cavity of the closed cavity structure together with the bearing base, the bearing top plate and the bearing keel, the protective side plates are provided with cabinet doors, the cabinet doors are hinged with the protective side plates, a plurality of baffle plates are embedded in the bearing cavity and are mutually connected with the protective side plates positioned on the inner surface of the bearing keel, the bearing cavity is divided into at least two mutually communicated chambers by the baffle plates, a plurality of jet ports are embedded in the lower end face of the bearing top plate, the axes of the jet ports are mutually perpendicular to the lower end face of the bearing top plate, one part of the jet ports are uniformly distributed around the axis of the bearing cavity and are spaced from the protective side plates on the inner surface of the bearing keel by 0-20 cm, the other part of the jet ports are uniformly distributed along the axis direction of the contact surface of the baffle plates and the bearing bottom plate and are spaced from the side surfaces of the baffle plates by 0-20 cm, the jet ports are mutually parallel and are respectively mutually communicated with the blast pipes, the reflux ports are mutually connected, the air return pipes are embedded in the bearing top plate and are mutually communicated with the temperature and pressure regulating devices through the shunt pipes, at least one of the temperature and pressure regulating devices is mutually connected with a protection side plate corresponding to the bearing cavity, the temperature and pressure regulating devices are mutually communicated with the shunt pipes through a booster fan, the reflux fans are mutually communicated with the shunt pipes, the temperature sensors and the air pressure sensors are mutually connected with the air pressure sensors, the number of the air pressure sensors is consistent with that of the jet ports, and each air pressure sensor is internally provided with an air pressure sensor, the temperature sensors and the air pressure sensors are mutually communicated with the axis surrounding the bearing cavity on the bearing base plate and the bearing top plate, and the control system is embedded on the outer surface of the protection side plate and is respectively connected with the booster fan, the temperature and pressure regulating devices and the air pressure sensors.
2. The high altitude, low temperature environment airtight type electric control apparatus structure as claimed in claim 1, wherein: the bearing base and the bearing top plate are both provided with heat insulation cushion layers, and heat insulation cushion layers are additionally arranged between the protective side plates of the inner surface and the outer surface of the bearing keel.
3. The high altitude, low temperature environment airtight type electric control apparatus structure as claimed in claim 1, wherein: the baffle and the protection side plate are connected with each other in a sliding way through a sliding groove, and the baffle is respectively and vertically distributed with the bearing base and the bearing top plate.
4. The high altitude, low temperature environment airtight type electric control apparatus structure as claimed in claim 1, wherein: the protective side plates, the partition plates, the bearing base and the bearing top plate are connected with each other through positioning grooves, the depth of the positioning grooves is not less than 10 mm, and elastic sealing gaskets are additionally arranged in the positioning grooves.
5. The high altitude, low temperature environment airtight type electric control apparatus structure as claimed in claim 1, wherein: among the jet ports, the distance between two adjacent jet ports is 1.1-5 times of the inner diameter of the jet port, and the inner diameter of the jet port is 1/4-3/4 of the inner diameter of the reflux port.
6. The high altitude, low temperature environment airtight type electric control apparatus structure as claimed in claim 1, wherein: the temperature and pressure regulating device is any one or a plurality of air conditioning units, hot air blowers, air coolers and air pumps.
7. The high altitude, low temperature environment airtight type electric control apparatus structure as claimed in claim 1, wherein: the temperature and pressure regulating device is positioned in the bearing keel or outside the bearing keel, wherein when the temperature and pressure regulating device is positioned in the bearing keel, the temperature and pressure regulating device is mutually isolated from the bearing cavity through the partition plate, when the temperature and pressure regulating device is positioned outside the bearing keel, the temperature and pressure regulating device is connected with the upper end surface of the bearing base, and a protective cover is arranged outside the temperature and pressure regulating device.
8. The high altitude, low temperature environment airtight type electric control apparatus structure as claimed in claim 1, wherein: the control system is a circuit system based on any one of an industrial single chip microcomputer and a programmable controller as a core processing, and is additionally provided with a data communication bus circuit, a driving circuit, an I/O communication port circuit, a serial port communication circuit and a wireless data communication circuit, wherein the data communication bus circuit is respectively and electrically connected with the core processor, the driving circuit, the I/O communication port circuit, the serial port communication circuit and the wireless data communication circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910293176.3A CN109996411B (en) | 2019-04-12 | 2019-04-12 | Airtight type electric control device structure in high altitude and low temperature environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910293176.3A CN109996411B (en) | 2019-04-12 | 2019-04-12 | Airtight type electric control device structure in high altitude and low temperature environment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109996411A CN109996411A (en) | 2019-07-09 |
| CN109996411B true CN109996411B (en) | 2024-04-16 |
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| CN201910293176.3A Active CN109996411B (en) | 2019-04-12 | 2019-04-12 | Airtight type electric control device structure in high altitude and low temperature environment |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205635423U (en) * | 2016-05-13 | 2016-10-12 | 孟州市华兴生物化工有限责任公司 | High -efficient cooling reflux unit of alcohol |
| CN206498103U (en) * | 2017-02-23 | 2017-09-15 | 龙和电气有限公司 | A kind of outdoor high durable comprehensive distribution cabinet |
| CN207203772U (en) * | 2017-09-12 | 2018-04-10 | 河南省中联装备制造技术研究中心有限公司 | A kind of Raymond mill high-effective dust-removing cleaning equipment |
| CN208398533U (en) * | 2018-05-08 | 2019-01-18 | 南京晶淼节能材料股份有限公司 | A kind of vertical heated-air drying tower |
| CN209882349U (en) * | 2019-04-12 | 2019-12-31 | 焦作华飞电子电器股份有限公司 | Airtight electric control device structure for high-altitude and low-temperature environment |
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2019
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205635423U (en) * | 2016-05-13 | 2016-10-12 | 孟州市华兴生物化工有限责任公司 | High -efficient cooling reflux unit of alcohol |
| CN206498103U (en) * | 2017-02-23 | 2017-09-15 | 龙和电气有限公司 | A kind of outdoor high durable comprehensive distribution cabinet |
| CN207203772U (en) * | 2017-09-12 | 2018-04-10 | 河南省中联装备制造技术研究中心有限公司 | A kind of Raymond mill high-effective dust-removing cleaning equipment |
| CN208398533U (en) * | 2018-05-08 | 2019-01-18 | 南京晶淼节能材料股份有限公司 | A kind of vertical heated-air drying tower |
| CN209882349U (en) * | 2019-04-12 | 2019-12-31 | 焦作华飞电子电器股份有限公司 | Airtight electric control device structure for high-altitude and low-temperature environment |
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| CN109996411A (en) | 2019-07-09 |
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