CN113241596A - Sealed high-efficiency heat-dissipation electric power cabinet - Google Patents
Sealed high-efficiency heat-dissipation electric power cabinet Download PDFInfo
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- CN113241596A CN113241596A CN202110597469.8A CN202110597469A CN113241596A CN 113241596 A CN113241596 A CN 113241596A CN 202110597469 A CN202110597469 A CN 202110597469A CN 113241596 A CN113241596 A CN 113241596A
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- electric power
- power cabinet
- cabinet body
- electric
- cable assembly
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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
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
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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
- H02B1/20—Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards
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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
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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
- H02B1/32—Mounting of devices therein
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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
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/081—Bases, casings or covers
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/088—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings or inlets
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/16—Distribution boxes; Connection or junction boxes structurally associated with support for line-connecting terminals within the box
Abstract
The invention discloses a sealed high-efficiency heat-dissipation electric power cabinet which comprises an electric power cabinet body, wherein a sealed glass type cabinet door device is installed on the electric power cabinet body, a semiconductor heat dissipation device is arranged inside the electric power cabinet body, and independent cable assembly mechanisms are arranged on the upper surface and the lower surface of the electric power cabinet body. According to the electric cabinet, the toughened glass door is convenient for workers to observe, the electric cabinet is convenient to operate through the sealed insulating operation gloves, electrical elements in the electric cabinet are washed through the air injection spray nozzle capable of adjusting the air injection direction, the temperature of the electrical elements is rapidly reduced, the electric cabinet is efficiently cooled, and therefore the normal operation of the electrical elements is guaranteed.
Description
Technical Field
The invention relates to the field of related equipment of an electric power cabinet, in particular to a sealed type efficient heat dissipation electric power cabinet.
Background
With the widespread use of electric power, the use of electrical equipment in various industries has become quite common. If the electrical equipment is improperly installed, unreasonable use and untimely maintenance are realized, and especially if electrical workers lack necessary telegram safety knowledge, not only can the electric energy be wasted, but also electrical accidents can occur, so that the personal safety is endangered. The electric power cabinet is a cabinet which is formed by processing steel materials and used for protecting components from working normally, has wide application, and is mainly used for the chemical industry, the environmental protection industry, the electric power system, the metallurgical system, the industry, the nuclear power industry, the fire safety monitoring, the traffic industry and the like.
In places such as processing workshops, castings, forging, heat treatment, boiler rooms and carpentry rooms with high electric shock risks or poor operation environments, closed power cabinets are required to be installed in dangerous operation places with conductive dust or flammable and explosive gases, and although safety can be guaranteed, the internal heat dissipation of the power distribution cabinet is difficult due to the high sealing performance of the power cabinets.
Disclosure of Invention
The invention aims to solve the problems and designs a sealed high-efficiency heat-dissipation electric power cabinet.
In order to achieve the purpose, the invention adopts the following technical scheme:
a sealed type high-efficiency heat-dissipation electric power cabinet comprises an electric power cabinet body and a controller arranged below the inside of the electric power cabinet body, wherein a tool box device is arranged on one side inside the electric power cabinet body, a sealed glass type cabinet door device is arranged on the electric power cabinet body, a semiconductor heat dissipation device is arranged inside the electric power cabinet body, and independent cable assembly mechanisms are arranged on the upper surface and the lower surface of the electric power cabinet body;
sealed glass formula cabinet door plant includes the cabinet door fixing base is installed to the inside four corners department of electric power cabinet body, electric power cabinet body one side is equipped with the toughened glass door, install the sealed cushion of square ring shape on the inboard surface of toughened glass door, through cabinet door bolt fixed connection between toughened glass door and the cabinet door fixing base, open there are two handle holes in toughened glass door center department both sides, the inside movable mounting of handle hole has the protruding type fixing base of ring, the inboard surface mounting of the protruding type fixing base of ring has annular cushion, annular cushion and toughened glass door swing joint, the handle hole is equipped with annular baffle outward, be equipped with the gloves fixed plate between annular baffle and the toughened glass door, install sealed insulating operation gloves on the gloves fixed plate, sealed insulating operation gloves are located the protruding type fixing base of ring, annular baffle, The glove fixing plate and the ring convex fixing seat are fixedly connected through a sealing bolt;
the semiconductor heat dissipation device comprises a semiconductor refrigerator mounting hole formed in the upper surface inside the electric cabinet body, a semiconductor refrigerator is mounted in the semiconductor refrigerator mounting hole, the heating end of the semiconductor refrigerator is located outside the electric cabinet body, a radiator is mounted at the heating end of the semiconductor refrigerator, a protective net cover is mounted on the semiconductor refrigerator and sleeved on the radiator, a refrigeration box is mounted at the refrigeration end of the semiconductor refrigerator, a refrigeration radiator is arranged inside the refrigeration box, a micro air pump is arranged on one side of the refrigeration box and fixedly connected with the electric cabinet body through an air pump fixing seat, the air outlet end of the micro air pump is fixedly connected with the refrigeration box through an air inlet pipe, an air exhaust pipe is mounted at the air exhaust end of the micro air pump, and a cooling pipe is mounted on the refrigeration box, install square box electrical components mount on the inside rear surface of electric power cabinet body, square box electrical components mount and cooling tube fixed connection, it has a plurality of installation through-holes to open on the square box electrical components mount, installation through-hole evenly distributed is on square box electrical components mount, install sealed installation pipe in the installation through-hole, install a plurality of jet-propelled pipes on square box electrical components mount one side surface, jet-propelled pipe evenly distributed is on square box electrical components mount, one side of jet-propelled pipe is equipped with jet-propelled shower nozzle, through universal pipe fixed connection between jet-propelled shower nozzle and the jet-propelled pipe, the inside lower surface mounting of electric power cabinet body has temperature sensor.
Further, the independent cable assembly mechanism comprises a cable assembly seat hole formed in the upper surface of the electric power cabinet body and one end of the lower surface of the electric power cabinet body, a cable assembly seat is movably mounted in the cable assembly seat hole, a square annular sealing gasket is mounted on the inner side surface of the cable assembly seat, the cable assembly seat is fixedly connected with the electric power cabinet body through an assembly bolt, a plurality of assembly grooves are formed in one surface of the cable assembly seat, the assembly grooves are uniformly distributed on the cable assembly seat, an electric connecting rod is mounted at one end inside the assembly grooves, an electric connecting baffle is mounted at one end of the electric connecting rod, a first concave cushion is mounted on the inner side surface of the assembly grooves, the first concave cushion is sleeved on the electric connecting rod, a sealing baffle is movably arranged inside the assembly grooves, a second concave cushion is mounted on the side surface of the sealing baffle, concave type cushion two is corresponding with the position of concave type cushion one, the concave type of concave type cushion one and concave type cushion two is circular-arcly, the circular-arc concave type diameter of concave type cushion one and concave type cushion two is less than the external diameter of cable, another of cable assembly seat is opened on the surface has the wiring recess, install the wiring sleeve in the wiring recess, wiring sleeve and connection pole fixed connection, wiring sleeve internally mounted has the cable stripper plate, cable stripper plate one side movable mounting has the extrusion bolt, extrusion bolt and wiring sleeve threaded connection, the extrusion bolt is with cable assembly seat movable contact.
Furthermore, the tool box device comprises a tool box arranged on the side surface of one side inside the electric power cabinet body, and a test pencil and a screwdriver are movably arranged inside the tool box.
Furthermore, the surface of the wiring groove of the cable assembly seat is located inside the electric power cabinet body, and the surface of the assembly groove of the cable assembly seat is located outside the electric power cabinet body.
Further, only one cable is installed in one assembling groove.
Further, the air injection direction of the air injection nozzle faces to the electrical component.
Furthermore, the distance between the center of the toughened glass door and the upper end and the lower end of the square box type electric appliance element fixing frame is smaller than the arm length of a worker.
Further, the assembling groove and the sealing baffle are fixed through assembling screws.
The sealed high-efficiency heat-dissipation electric power cabinet manufactured by the technical scheme of the invention has the following beneficial effects:
this electric power cabinet through the toughened glass door, can make things convenient for the staff to observe the inside condition of electric power cabinet, can guarantee the seal of electric power cabinet simultaneously again, and can make the staff be in under airtight state at the electric power cabinet through sealed insulating operation gloves, operates electric power cabinet inside, makes things convenient for staff's use, has avoided the electric power cabinet to open and has influenced the seal problem emergence of electric power cabinet.
This electric power cabinet cools down through semiconductor cooler to electric power cabinet inside, and the jet-propelled shower nozzle through adjustable jet-propelled direction erodees the electrical components inside the electric power cabinet, and reduction electrical components's that can be quick temperature can be cooled down to electric power cabinet high efficiency to guarantee the electrical components normal operating inside the electric power cabinet.
This electric power cabinet through the use of cable assembly seat, can guarantee the leakproofness of electric power cabinet self on the one hand, can make the cable independently assemble again simultaneously, has avoided the interference of external environment to the cable, makes the cable be in absolute safe state to avoid appearing the assembly problem between the cable and lead to electrical components's damage.
Drawings
Fig. 1 is a schematic structural diagram of a sealed power cabinet with efficient heat dissipation according to the present invention;
FIG. 2 is a schematic view of the access hole of the present invention;
FIG. 3 is a schematic view of the semiconductor cooler of the present invention;
FIG. 4 is a schematic view of the fixing frame for electrical components in the form of square box according to the present invention;
FIG. 5 is a schematic view of a freestanding cable assembly mechanism of the present invention;
FIG. 6 is a side view of the cable mount of the present invention;
FIG. 7 is a schematic view of a tool kit device according to the present invention;
in the figure, 1, an electric cabinet body; 2. a controller; 3. a cabinet door fixing seat; 4. a tempered glass door; 5. a square ring-shaped sealing soft cushion; 6. a cabinet door bolt; 7. an operation hole; 8. a ring convex fixed seat; 9. an annular cushion; 10. an annular baffle; 11. a glove fixing plate; 12. sealing the insulating operating glove; 13. a semiconductor refrigerator mounting hole; 14. a semiconductor refrigerator; 15. a heat sink; 16. a protective mesh enclosure; 17. a refrigeration case; 18. a refrigeration radiator; 19. a micro air pump; 20. an air pump fixing seat; 21. an air inlet pipe; 22. an air exhaust pipe; 23. a cooling pipe; 24. a square box type electric appliance element fixing frame; 25. mounting a through hole; 26. sealing the installation pipe; 27. a gas ejector tube; 28. an air injection nozzle; 29. a universal tube; 30. a temperature sensor; 31. a cable assembly seat hole; 32. a cable assembly seat; 33. a square annular seal gasket; 34. assembling a bolt; 35. assembling a groove; 36. connecting a power rod; 37. a power connection baffle plate; 38. a first concave cushion; 39. sealing the baffle; 40. a second concave cushion; 41. a wiring groove; 42. a wiring sleeve; 43. a cable stripper plate; 44. extruding the bolt; 45. a tool box; 46. a test pencil; 47. a screwdriver; 48. and sealing the bolt.
Detailed Description
The invention is described in detail below with reference to the drawings, as shown in fig. 1-7.
In the device, an external power supply is connected to an independent cable assembly mechanism above the power cabinet body 1, so that the external power supply is electrically connected with power input ends of the controller 2, the semiconductor refrigerator 14 and the micro air suction pump 19 for supplying power, a control signal output end of the controller 2 is electrically connected with the semiconductor refrigerator 14 and the micro air suction pump 19 through a relay, and a control signal receiving end of the controller 2 is electrically connected with the temperature sensor 30, so that the operation of the device is controlled.
The invention of the scheme is characterized in the structural design of the sealed glass type cabinet door device, and by combining the attached drawings 1 and 2, the sealed glass type cabinet door device comprises a cabinet door fixing seat 3 arranged at four corners inside a power cabinet body 1, a toughened glass door 4 arranged at one side of the power cabinet body 1, a square annular sealing cushion 5 arranged on the inner side surface of the toughened glass door 4, the toughened glass door 4 is fixedly connected with the cabinet door fixing seat 3 through a cabinet door bolt 6, two operation holes 7 are arranged at two sides of the center of the toughened glass door 4, a ring convex type fixing seat 8 is movably arranged inside the operation holes 7, an annular cushion 9 is arranged on the inner side surface of the ring convex type fixing seat 8, the annular cushion 9 is movably contacted with the toughened glass door 4, an annular baffle 10 is arranged outside the operation holes 7, a glove fixing plate 11 is arranged between the annular baffle 10 and the toughened glass door 4, and a sealing insulating operation glove 12 is arranged on the glove fixing plate 11, the sealed insulating operation glove 12 is positioned in the ring convex fixing seat 8, and the annular baffle plate 10, the glove fixing plate 11 and the ring convex fixing seat 8 are fixedly connected through a sealing bolt 48; through the use of toughened glass door 4, can make things convenient for the staff to observe, avoid leading to the staff can't in time to observe the inside condition of electric power cabinet because of the airtight of electric power cabinet, through the use of sealed insulating operation gloves 12, can make the staff overhaul and other operations to electric power cabinet inside under the airtight condition of electric power cabinet to guarantee the seal of electric power cabinet, avoid external environment to influence the operation of the electrical components in the electric power cabinet.
The invention of the scheme lies in the structural design of the semiconductor heat dissipation device, with reference to figure 1, figure 3 and figure 4, the semiconductor heat dissipation device comprises a power cabinet body 1, a semiconductor refrigerator mounting hole 13 is opened on the inner upper surface of the power cabinet body 1, a semiconductor refrigerator 14 is installed in the semiconductor refrigerator mounting hole 13, the heating end of the semiconductor refrigerator 14 is positioned outside the power cabinet body 1, a radiator 15 is installed at the heating end of the semiconductor refrigerator 14, a protective mesh enclosure 16 is installed on the semiconductor refrigerator 14, the protective mesh enclosure 16 is sleeved on the radiator 15, a refrigeration box 17 is installed at the refrigeration end of the semiconductor refrigerator 14, a refrigeration radiator 18 is arranged in the refrigeration box 17, a micro air pump 19 is arranged at one side of the refrigeration box 17, the micro air pump 19 is fixedly connected with the power cabinet body 1 through an air pump fixing seat 20, and the air outlet end of the micro air pump 19 is fixedly connected with the refrigeration box 17 through an air inlet pipe 21, an air exhaust pipe 22 is installed at the air exhaust end of the micro air exhaust pump 19, a cooling pipe 23 is installed on the refrigeration box 17, a square box type electrical component fixing frame 24 is installed on the rear surface inside the electric cabinet body 1, the square box type electrical component fixing frame 24 is fixedly connected with the cooling pipe 23, a plurality of installation through holes 25 are formed in the square box type electrical component fixing frame 24, the installation through holes 25 are uniformly distributed on the square box type electrical component fixing frame 24, a sealing installation pipe 26 is installed in the installation through holes 25, a plurality of air injection pipes 27 are installed on the side surface of one side of the square box type electrical component fixing frame 24, the air injection pipes 27 are uniformly distributed on the square box type electrical component fixing frame 24, an air injection nozzle 28 is arranged on one side of the air injection pipes 27, the air injection nozzle 28 is fixedly connected with the air injection pipes 27 through a universal pipe 29, a temperature sensor 30 is installed on the lower surface inside the electric cabinet body 1, and the micro air exhaust pump 19 is matched with the semiconductor refrigerator 14, therefore, the temperature inside the electric power cabinet is reduced, low-temperature gas can be sprayed into the electric power cabinet through the use of the gas spraying nozzle 28, the temperature is reduced, the spraying angle of the gas spraying nozzle 28 can be adjusted through the use of the universal pipe 29, the spraying direction of the gas spraying nozzle 28 can be enabled to face the electric appliance element, and the heat dissipation efficiency of the electric appliance element is improved.
The invention of the scheme is characterized in the structural design of the independent cable assembly mechanism, and with reference to fig. 1, fig. 5 and fig. 6, the independent cable assembly mechanism comprises a cable assembly seat hole 31 formed at one end of the upper surface and one end of the lower surface of an electric cabinet body 1, a cable assembly seat 32 is movably mounted in the cable assembly seat hole 31, a square annular sealing gasket 33 is mounted on the inner side surface of the cable assembly seat 32, the cable assembly seat 32 is fixedly connected with the electric cabinet body 1 through an assembly bolt 34, one surface of one of the cable assembly seats 32 is provided with a plurality of assembly grooves 35, the assembly grooves 35 are uniformly distributed on the cable assembly seat 32, one end inside the assembly groove 35 is provided with an electric connecting rod 36, one end of the electric connecting rod 36 is provided with an electric connecting baffle 37, one concave cushion 38 is mounted on the inner side surface of the assembly groove 35, the concave cushion is sleeved on the electric connecting rod, a sealing baffle 39 is movably arranged inside the assembly groove 35, the side surface of the sealing baffle 39 is provided with a second concave cushion 40, the position of the second concave cushion 40 corresponds to that of the first concave cushion 38, the concave shapes of the first concave cushion 38 and the second concave cushion 40 are arc-shaped, the diameter of the arc-shaped concave shapes of the first concave cushion 38 and the second concave cushion 40 is smaller than the outer diameter of a cable, the other surface of the cable assembly seat 32 is provided with a wiring groove 41, a wiring sleeve 42 is arranged in the wiring groove 41, the wiring sleeve 42 is fixedly connected with the electric connecting rod 36, a cable extrusion plate 43 is arranged in the wiring sleeve 42, one side of the cable extrusion plate 43 is movably provided with an extrusion bolt 44, the extrusion bolt 44 is in threaded connection with the wiring sleeve 42, and the extrusion bolt 44 is in movable contact with the cable; through the use of cable assembly seat 32, make the cable when the assembly, can not exert an influence to electric power cabinet inside, thereby guarantee the inside seal of electric power cabinet, and through the use of assembly groove 35, can make every cable can independently install, thereby avoid producing the even electricity condition between the cable, through the use of concave cushion one 38 and concave cushion two 40, can seal cable itself on the one hand, on the other hand can guarantee seal baffle 39 and assembly groove 35's sealed again, thereby make cable and external environment separation, avoid external environment to exert an influence to cable and electric pole 36.
In this device, combine figure 7, the instrument box device includes that electric power cabinet body 1 is inside installs tool holder 45 on the side surface of one side, and tool holder 45 is inside activity to be equipped with test pencil 46 and screwdriver 47, through set up test pencil 46 and screwdriver 47 inside electric power cabinet body 1, can effectually make things convenient for the staff to overhaul work to electric power cabinet body 1 is inside, need not to open the electric power cabinet to guarantee the airtight of electric power cabinet.
In the device, only one cable is arranged in one assembly groove 35, so that other conditions such as power connection between the cables can be avoided.
In the present device, the air jet direction of the air jet nozzle 28 is directed toward the electrical component, so that the heat dissipation efficiency of the electrical component can be improved.
In the device, the distance between the center of the toughened glass door 4 and the upper end and the lower end of the square box type electric appliance element fixing frame 24 is less than the arm length of a worker; the dead angle that the staff can't touch appears in the electric power cabinet because of avoiding the electric power cabinet too wide to make things convenient for staff's use.
The working principle is as follows:
when the electric cabinet body 1 needs to be used, firstly, when the electric cabinet body 1 needs to be installed, a worker moves the electric cabinet body 1, electrical components and other accessories to a safe environment, then, in a safe environment, the worker opens the cabinet door bolt 6 through a tool to separate the toughened glass door 4 from the cabinet door fixing seat 3, so as to open the electric cabinet body 1, then the staff installs the electric elements and other accessories on the square box type electric element fixing frame 24 in the electric cabinet body 1 according to the circuit diagram, and the sealing installation tube 26 on the square box type electric appliance element fixing frame 24 is used for inserting the bolt required by the installation of the electric appliance element, when the electrical components are mounted on the square box type electrical component fixing frame 24, the worker starts to adjust the spraying direction of the air spraying nozzle 28 according to the positions of the electrical components;
the worker adjusts the spraying direction of the air spraying nozzle 28 to the direction of the electrical element one by one, the air spraying nozzle 28 positioned right behind the electrical element is vertical to the electrical element, and after the air spraying nozzle 28 is adjusted, the air spraying nozzle 28 is kept still through the self characteristic of the universal pipe 29, so that the air spraying nozzles 28 face the electrical element;
after the electrical components inside the electric power cabinet body 1 are installed, at the moment, a worker sequentially installs cables and other accessories on the square box type electrical component fixing frame 24 and respectively connects the cables with the electrical components, then inserts the cables at the wire inlet into the wiring sleeve 42 on the cable assembly seat 32 at the upper end of the electric power cabinet body 1, adjusts the extrusion bolt 44 through a tool to enable the cable extrusion plate 43 to fix the cables in the wiring sleeve 42, then inserts the cables at the wire outlet into the wiring sleeve 42 on the cable assembly seat 32 at the lower end of the electric power cabinet body 1 in the same way and fixes the cables, so that the installation of the whole circuit is completed, at the moment, the worker fixes the toughened glass door 4 on the cabinet door fixing seat 3 through the cabinet door bolt 6, so that the electric power cabinet body 1 is sealed again through the square ring-shaped cushion sealing 5;
at the moment, the electric power cabinet body 1 is assembled, then a worker moves the electric power cabinet body 1 to an installation place, and then the electric power cabinet body 1 is installed;
after the electric power cabinet body 1 is installed and fixed, at the moment, a worker removes the assembly screws on the cable assembly seats 32 above and below the electric power cabinet body 1 one by one through tools, the worker can remove the sealing baffles 39 in the assembly grooves 35 on the cable assembly seats 32, then the worker wipes the cables one by one, wipes the cables completely, and winds the cables on the electric connecting rods 36, at the moment, the cables are contacted with the electric connecting rods 36 and the electric connecting baffles 37, so that the cables are communicated with electric elements in the electric power cabinet body 1, then the worker covers the sealing baffles 39, installs the assembly screws, enables the sealing baffles 39 to be fixed in the assembly grooves 35 again, the cables at the moment are sealed through the first concave cushion 38 and the second concave cushion 40, and meanwhile, the sealing baffles 39 and the assembly grooves 35 are also sealed through the first concave cushion 38 and the second concave cushion 40, the cable is separated from the external environment, so that the safety of the cable is ensured;
in the process of installing the cable, the incoming cable is installed on the cable assembling seat 32 above the electric power cabinet body 1, and the outgoing cable is installed on the cable assembling seat 32 below the electric power cabinet body 1, so that the incoming cable and the outgoing cable of the electric power cabinet body 1 are separated, and the overhaul of workers is facilitated;
when the electric cabinet body 1 is in use, along with the work of the electric elements, the electric elements gradually radiate heat to the inside of the electric cabinet body 1, so that the temperature inside the electric cabinet body 1 rises, when the temperature inside the electric cabinet body 1 reaches the highest value set by the temperature sensor 30, at the moment, the controller 2 controls the micro air pump 19 and the semiconductor refrigerator 14 to start working, at the moment, after the semiconductor refrigerator 14 is electrified, the temperature of the refrigerating end of the semiconductor refrigerator 14 starts to decrease, the temperature inside the refrigerating box 17 is decreased through the refrigerating radiator 18, the heating end of the semiconductor refrigerator 14 starts to heat, and radiates heat to the outside through the radiator 15, the protective mesh enclosure 16 sleeved on the radiator 15 can avoid the touch of a worker, so that the worker is prevented from being scalded, and simultaneously, the micro air pump 19 exhausts air to the inside of the electric cabinet body 1 through the air exhaust pipe 22, the gas enters the gas inlet pipe 21 through the exhaust pipe 22, then enters the refrigeration box 17 through the gas inlet pipe 21, the gas washes the refrigeration radiator 18 in the refrigeration box 17, so that the temperature of the gas is reduced, then the gas with the reduced temperature enters the square box type electrical component fixing frame 24 through the cooling pipe 23, enters the gas injection nozzle 28 through the gas injection pipe 27 and the universal pipe 29 on the square box type electrical component fixing frame 24, then is injected into the electric power cabinet body 1 through the gas injection nozzle 28, and the low-temperature gas sprayed out by the gas injection nozzle 28 washes the electrical components because the spraying direction of the gas injection nozzle 28 faces the electrical components, so that the temperature of the electrical components is reduced, the temperature in the electric power cabinet body 1 is reduced, and the heat dissipation effect is achieved;
when the temperature in the power cabinet body 1 is lower than the lowest value set by the temperature sensor 30, the controller 2 controls the micro air pump 19 and the semiconductor refrigerator 14 to stop working;
when needs overhaul electric power cabinet body 1, the staff can insert the arm in sealed insulating operation gloves 12 through handle hole 7 this moment, and wear sealed insulating operation gloves 12, then the staff alright follow test pencil 46 and screwdriver 47 in the tool holder 45, thereby overhaul work to electric power cabinet body 1 inside, and whole maintenance work carries out the in-process, electric power cabinet body 1 is inside still to be in airtight state, thereby avoid external environment to exert an influence to electric power cabinet body 1 inside.
When needing to change the electrical components of the inside of electric power cabinet body 1, the staff dismantles the back with the electrical components who damages this moment in advance, place the one side of electric power cabinet body 1 with the electrical components who changes, take off cabinet door bolt 6 again, then open toughened glass door 4 fast, take out the electrical components who damages, and place the electrical components who changes inside electric power cabinet body 1, only need tightly tens of seconds, alright remove the electrical components who changes to electric power cabinet body 1 in, then fix toughened glass door 4 and cabinet door fixing base 3 through cabinet door bolt 5 again, thereby seal electric power cabinet body 1, and because electric power cabinet body 1 tightly opens tens of seconds time at whole change in-process, so external environment can not exert an influence to electric power cabinet body 1 inside, thereby make electric power cabinet continue to keep normal operating.
In the device, in order to ensure the dryness of the air inside the power cabinet body 1, a worker can arrange a drying agent inside the square box type electric appliance element fixing frame 24, so that the cooled air can be dried through the drying agent, and the damage of the electric appliance element caused by the fact that the air sprayed by the air spraying nozzle 28 is too humid is avoided.
The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.
Claims (8)
1. A sealed type efficient heat dissipation electric power cabinet comprises an electric power cabinet body (1) and a controller (2) installed below the inside of the electric power cabinet body (1), wherein a tool box device is arranged on one side inside the electric power cabinet body (1), and the sealed type efficient heat dissipation electric power cabinet is characterized in that a sealed glass type cabinet door device is installed on the electric power cabinet body (1), a semiconductor heat dissipation device is arranged inside the electric power cabinet body (1), and independent cable assembly mechanisms are arranged on the upper surface and the lower surface of the electric power cabinet body (1);
the sealed glass type cabinet door device comprises an electric power cabinet body (1), wherein a cabinet door fixing seat (3) is installed at the four corners inside the electric power cabinet body (1), a toughened glass door (4) is arranged on one side of the electric power cabinet body (1), a square annular sealed cushion (5) is installed on the surface of the inner side of the toughened glass door (4), the toughened glass door (4) is fixedly connected with the cabinet door fixing seat (3) through a cabinet door bolt (6), two operation holes (7) are formed in two sides of the center of the toughened glass door (4), an annular convex fixing seat (8) is movably installed inside the operation holes (7), an annular cushion (9) is installed on the surface of the inner side of the annular convex fixing seat (8), the annular cushion (9) is in movable contact with the toughened glass door (4), an annular baffle plate (10) is arranged outside the operation holes (7), and a glove fixing plate (11) is arranged between the annular baffle plate (10) and the toughened glass door (4), a sealing and insulating operating glove (12) is arranged on the glove fixing plate (11), the sealing and insulating operating glove (12) is positioned in the ring convex fixing seat (8), and the annular baffle (10), the glove fixing plate (11) and the ring convex fixing seat (8) are fixedly connected through a sealing bolt (48);
the semiconductor heat dissipation device comprises a semiconductor refrigerator mounting hole (13) formed in the upper surface inside an electric cabinet body (1), a semiconductor refrigerator (14) is installed in the semiconductor refrigerator mounting hole (13), the heating end of the semiconductor refrigerator (14) is located outside the electric cabinet body (1), a radiator (15) is installed at the heating end of the semiconductor refrigerator (14), a protective mesh enclosure (16) is installed on the semiconductor refrigerator (14), the protective mesh enclosure (16) is sleeved on the radiator (15), a refrigeration box (17) is installed at the refrigeration end of the semiconductor refrigerator (14), a refrigeration radiator (18) is arranged inside the refrigeration box (17), a micro air suction pump (19) is arranged on one side of the refrigeration box (17), and the micro air suction pump (19) is fixedly connected with the electric cabinet body (1) through an air pump fixing seat (20), the air outlet end of the micro air pump (19) is fixedly connected with the refrigeration box (17) through an air inlet pipe (21), the air exhaust pipe (22) is installed at the air exhaust end of the micro air pump (19), the cooling pipe (23) is installed on the refrigeration box (17), a square box type electric appliance element fixing frame (24) is installed on the inner rear surface of the electric power cabinet body (1), the square box type electric appliance element fixing frame (24) is fixedly connected with the cooling pipe (23), a plurality of installation through holes (25) are formed in the square box type electric appliance element fixing frame (24), the installation through holes (25) are uniformly distributed on the square box type electric appliance element fixing frame (24), a sealing installation pipe (26) is installed in the installation through holes (25), a plurality of air injection pipes (27) are installed on the side surface of one side of the square box type electric appliance element fixing frame (24), and the air injection pipes (27) are uniformly distributed on the square box type electric appliance element fixing frame (24), one side of jet-propelled pipe (27) is equipped with jet-propelled shower nozzle (28), through universal pipe (29) fixed connection between jet-propelled shower nozzle (28) and jet-propelled pipe (27), the inside lower surface mounting of electric power cabinet body (1) has temperature sensor (30).
2. The sealed type electric power cabinet with high-efficiency heat dissipation according to claim 1, wherein the independent cable assembly mechanism comprises a cable assembly seat hole (31) formed at one end of the upper surface and one end of the lower surface of the electric power cabinet body (1), a cable assembly seat (32) movably installed in the cable assembly seat hole (31), a square annular sealing gasket (33) installed on the inner side surface of the cable assembly seat (32), the cable assembly seat (32) and the electric power cabinet body (1) are fixedly connected through an assembly bolt (34), a plurality of assembly grooves (35) are formed in one surface of the cable assembly seat (32), the assembly grooves (35) are uniformly distributed on the cable assembly seat (32), an electric connecting rod (36) is installed at one end inside the assembly grooves (35), and an electric connecting baffle (37) is installed at one end of the electric connecting rod (36), the inboard of assembly groove (35) is installed concave cushion (38) on the surface, concave cushion suit is on connecing the electric pole, the inside activity of assembly groove (35) is equipped with sealing baffle (39), install concave cushion two (40) on the side surface of sealing baffle (39), concave cushion two (40) are corresponding with the position of concave cushion one (38), the concave type of concave cushion one (38) and concave cushion two (40) is circular-arc, the circular-arc concave diameter of concave cushion one (38) and concave cushion two (40) is less than the external diameter of cable, another of cable assembly seat (32) is opened on the surface has wiring recess (41), install wiring sleeve (42) in wiring recess (41), bushing (42) and connecing electric pole (36) fixed connection, wiring sleeve (42) internally mounted has cable stripper plate (43), cable stripper plate (43) one side movable mounting has extrusion bolt (44), extrusion bolt (44) and connection sleeve (42) threaded connection, extrusion bolt (44) and cable assembly seat (32) movable contact.
3. The sealed type electric power cabinet with high heat dissipation efficiency as recited in claim 1, wherein the tool box device comprises a tool box (45) mounted on a side surface inside the electric power cabinet body (1), and a test pencil (46) and a screwdriver (47) are movably arranged inside the tool box (45).
4. The sealed type electric power cabinet with high heat dissipation efficiency as recited in claim 2, wherein the surface of the wiring groove (41) of the cable assembly seat (32) is located inside the electric power cabinet body (1), and the surface of the assembly groove (35) of the cable assembly seat (32) is located outside the electric power cabinet body (1).
5. A sealed high efficiency heat dissipating electrical cabinet according to claim 2, wherein only one cable is mounted in said one mounting groove (35).
6. The sealed type electric cabinet with high heat dissipation efficiency as recited in claim 1, wherein the air jet direction of the air jet nozzle (28) is towards the electric element.
7. The sealed type electric cabinet with high heat dissipation efficiency as recited in claim 1, wherein the distance between the center of the tempered glass door (4) and the upper end and the lower end of the square box type electric appliance element fixing frame (24) is less than the arm length of workers.
8. The sealed type electric cabinet with high heat dissipation efficiency as recited in claim 2, characterized in that the assembling groove (35) and the sealing baffle plate (39) are fixed by assembling screws.
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| CN113241596B (en) | 2022-07-22 |
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