CN114745924A - Auxiliary sprayer for external air cooling of direct current converter station - Google Patents
Auxiliary sprayer for external air cooling of direct current converter station Download PDFInfo
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- CN114745924A CN114745924A CN202210424610.9A CN202210424610A CN114745924A CN 114745924 A CN114745924 A CN 114745924A CN 202210424610 A CN202210424610 A CN 202210424610A CN 114745924 A CN114745924 A CN 114745924A
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- 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
- H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
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- 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
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
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- 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
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20145—Means for directing air flow, e.g. ducts, deflectors, plenum or guides
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- 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
- H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
- H05K7/20272—Accessories for moving fluid, for expanding fluid, for connecting fluid conduits, for distributing fluid, for removing gas or for preventing leakage, e.g. pumps, tanks or manifolds
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/60—Arrangements for transfer of electric power between AC networks or generators via a high voltage DC link [HVCD]
Abstract
The invention discloses an auxiliary spray thrower for air cooling outside a direct current converter station, which comprises a converter valve shell, an air cooling cabinet, a pumping device, a water cooling device, an air cooling device and a driving device, wherein the converter valve shell is internally provided with a converter valve, the air cooling cabinet, the pumping device, the water cooling device, the air cooling device and the driving device are also arranged in the converter valve shell, the driving device is used for providing power for the pumping device and a fan blade group, the pumping device on the left side drives cooling oil liquid to flow in the water cooling device when working, the cooling oil liquid absorbs heat in the converter valve shell at the position of a heat absorption pipe, the pumping device on the right side pumps cooling water to the position of a water distribution frame when working, the cooling air is blown to the water distribution frame by the rotation of the fan blade group, the cooling air and the water on the water distribution frame are mixed into an atomized state and act on the cooling pipe, so that the cooling oil liquid entering the heat absorption pipe can be well cooled, and the cooling oil liquid has lower temperature, thereby having good heat absorption effect.
Description
Technical Field
The invention relates to the technical field of converter valve cooling for a direct current converter station, in particular to an auxiliary sprayer for external air cooling of the direct current converter station.
Background
The converter valve is core equipment of a direct current transmission project, when the converter valve works, three-phase alternating current voltage is sequentially connected to a direct current end, expected direct current voltage is obtained, power control is achieved, a large amount of heat can be generated in the working process of the converter valve, due to the fact that a large number of circuit elements are arranged inside the converter valve, if the circuit elements do not dissipate heat in time, aging of the elements inside the converter valve is accelerated, and therefore the service life of the converter valve is affected.
The cooling system of the converter valve generally comprises internal circulating cold water and external air cooling, and the patent application numbers are as follows: the chinese patent of cn201020227197.x discloses an auxiliary spray device for external air cooling of a dc converter station, which makes up for the defect of insufficient cooling capacity of an external air cooling system of the dc converter station in extreme high temperature weather in summer, ensures normal operation of a valve cooling system, and ensures safety and reliability of the converter station.
Above-mentioned patent is cooled down through spraying the effect to external air-cooled water pipeline, but it has some drawbacks when using, and the mode that sprays through the cooling water cools down external air-cooled water pipeline, and the means of cooling is more single, and the effect of cooling is not good, and after the cooling, the cooling water outflow can lead to the waste of cooling water.
Disclosure of Invention
In order to solve the problems, the invention provides an auxiliary sprayer for air cooling outside a direct current converter station, and the invention is realized by the following technical scheme.
An auxiliary sprayer for air cooling outside a direct current converter station comprises a converter valve shell, an air refrigerator, a pumping device, a water cooling device, an air cooling device and a driving device, wherein the converter valve shell is used for mounting a converter valve;
the air cooling cabinet is positioned on the right side of the converter valve shell, liquid storage tanks are fixedly connected to the bottom of the air cooling cabinet in a bilateral symmetry mode, cooling oil and cooling water are respectively contained in the liquid storage tanks on the left side and the right side, a partition plate is fixedly connected into the liquid storage tanks, the liquid storage tanks are divided into an upper liquid storage cavity and a lower pumping cavity by the partition plate, and pumping pipes are longitudinally and uniformly fixedly connected to positions, corresponding to the pumping cavities, on side plates, far away from each other, of the liquid storage tanks;
the pumping devices are arranged in the pumping cavity, and the pumping devices on the left side and the right side respectively convey cooling oil and cooling water to the corresponding pumping pipes;
the water cooling device comprises a heat absorption pipe and a cooling pipe; the heat absorption pipes and the cooling pipes are respectively and fixedly connected in a converter valve shell and the wind-cooling refrigerator, the heat absorption pipes and the cooling pipes are arranged corresponding to the left pumping pipe, the tops of the corresponding heat absorption pipes and the corresponding cooling pipes are in butt joint through a communicating pipe, the bottom of each heat absorption pipe is connected with the head of the left pumping pipe, and the head of each cooling pipe is connected with the top plate of the left liquid storage tank through a return pipe;
the air cooling device comprises a water distribution frame and an air drum; the water distribution frame is fixedly connected in the air cooler, the head of each pumping pipe on the right side is connected with the top of the water distribution frame, the air duct is fixedly connected in a right side plate of the air cooler, the position of the water distribution frame corresponding to the air duct is rotatably connected with a rotating shaft, one end of the shaft lever extending into the air duct is fixedly connected with a fan blade group, and the liquid storage tank on the right side is communicated with the air cooler through a backflow hole;
the driving device is used for providing power for the pumping device and is also used for driving the rotating shaft to rotate.
Further, the pumping device comprises a reciprocating screw rod and a piston; the reciprocating screw rod is rotationally connected with the pumping cavity through a connecting shaft which is symmetrical left and right, a first driven bevel gear is fixedly connected with the head of the connecting shaft close to the center of the air cooling cabinet, the driving device is used for driving the first driven bevel gear to rotate, a guide rod is fixedly connected in the pumping cavity, the piston is hermetically and slidably connected in the pumping cavity, the piston is meshed with the reciprocating screw rod and is slidably connected with the guide rod, liquid pumping pipes are longitudinally and uniformly fixedly connected to the positions, close to the pumping pipes, on the partition plate, communicating holes are longitudinally and uniformly formed in the positions, far away from the pumping pipes, on the partition plate, liquid spraying pipes are fixedly connected to the positions, corresponding to the pumping pipes, on the liquid storage tank, the liquid spraying pipe is in butt joint with the pumping pipe, the liquid pumping pipe and the liquid spraying pipe are respectively provided with a first one-way valve and a second one-way valve, the first one-way valve allows fluid to pass through in a direction towards the pumping chamber and the second one-way valve allows fluid to pass through in a direction away from the pumping chamber.
Further, the inside rigid coupling of water distribution frame has criss-cross rigid coupling to have the connecting rod, and the connecting rod separates the inside of water distribution frame into a plurality of spaces that spray, and the rigid coupling has the grid net in each space that sprays, and the crossing position rigid coupling of connecting rod has the swivel mount, the pivot is rotated and is connected in the swivel mount, the one end rigid coupling that the leaf group was kept away from in the pivot has the driven bevel gear of second, drive arrangement is used for driving the driven bevel gear of second and rotates, has seted up the transfer chamber in the roof of water distribution frame, the hole of falling into water has been seted up to the bottom in transfer chamber, and the head and the transfer chamber intercommunication of each pump pipe in right side.
Furthermore, three groups of air ducts and three groups of rotating shafts are uniformly arranged in the longitudinal direction, and the driving device comprises a shaft lever and a motor; the axostylus axostyle rotates to be connected between the roof and the bottom plate of wind-cooling cabinet, and the axostylus axostyle corresponds the setting with each group's pivot, and the rigid coupling has the second drive bevel gear with the meshing of second driven bevel gear on the axostylus axostyle in the middle of the axostylus axostyle, and the rigid coupling has two first drive wheels on the axostylus axostyle in front and back both sides, and the first drive wheel that corresponds and second drive wheel pass through the belt linkage, and middle axostylus axostyle bottom still rigid coupling has first drive bevel gear, and two first driven bevel gears mesh rather than in the both sides of first drive bevel gear, the top rigid coupling of wind-cooling cabinet has the aircraft bonnet, the motor rigid coupling is in the aircraft bonnet, and the motor is used for driving middle axostylus axostyle rotation.
Furthermore, the first driving wheel and the second driving wheel are toothed wheels, and the belt is a toothed belt matched with the toothed wheels.
Furthermore, the heat absorption pipe, the cooling pipe and the pumping pipe are all made of red copper.
Furthermore, a liquid feeding pipe is arranged on the upper portion of the front side plate of the liquid storage tank, and the head of the liquid feeding pipe is in threaded connection with a cover body.
Further, the liquid storage tank is made of transparent materials.
The invention has the beneficial effects that the driving device provides power for the pumping device and the fan blade group, the pumping device on the left side drives cooling oil to flow in the water cooling device when working, the cooling oil absorbs heat in the converter valve shell at the position of the heat absorption pipe, the pumping device on the right side extracts cooling water to the position of the water distribution frame when working, the fan blade group rotates to blow cold air to the water distribution frame, the cold air and the water on the water distribution frame are mixed into an atomized state and act on the cooling pipe, so that the cooling oil can be well cooled at the position of the cooling pipe, the cooling oil entering the heat absorption pipe has lower temperature, and the good heat absorption effect is achieved.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without inventive labor.
FIG. 1: the invention relates to an axonometric view of an auxiliary sprayer for external air cooling of a direct current converter station when a converter valve shell is removed;
FIG. 2: the invention relates to a sectional view of an auxiliary sprayer for air cooling outside a direct current converter station;
FIG. 3: FIG. 2 shows a partial enlarged view at A;
FIG. 4: the invention discloses a three-dimensional schematic diagram of one angle of an internal structure of a wind-cooling refrigerator;
FIG. 5: the invention discloses a three-dimensional schematic diagram of another angle of the internal structure of the wind-cooling refrigerator;
FIG. 6: the structure schematic diagram of the water distribution frame is shown;
FIG. 7 is a schematic view of: the invention discloses a structural schematic diagram of a pumping device;
FIG. 8: the structure of the separator is shown schematically.
The reference numbers are as follows:
1-a converter valve shell, 2-an air cooler, 21-a liquid storage tank, 22-a partition plate, 23-a liquid storage cavity, 24-a pumping cavity, 25-a pumping pipe, 26-a liquid adding pipe, 31-a reciprocating screw rod, 32-a piston, 33-a rotating shaft, 34-a first driven bevel gear, 35-a guide rod, 36-a liquid extracting pipe, 37-a communicating hole, 38-a liquid spraying pipe, 39-a first one-way valve, 310-a second one-way valve, 41-a heat absorbing pipe, 42-a cooling pipe, 43-a communicating pipe, 44-a return pipe, 51-a water distribution frame, 511-a connecting rod, 512-a grid net, 513-a rotating seat, 514-a second driven bevel gear, 515-a transfer cavity, 516-a water falling hole, 52-an air cylinder and 53-a rotating shaft, 54-a fan blade group, 55-a backflow hole, 61-a shaft rod, 62-a motor, 63-a second driving bevel gear, 64-a first driving wheel, 65-a second driving wheel, 66-a belt, 67-a first driving bevel gear and 68-a hood.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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 7, the present invention has the following four specific embodiments.
Example 1
An auxiliary sprayer for air cooling outside a direct current converter station comprises a converter valve shell 1, an air refrigerator 2, a pumping device, a water cooling device, an air cooling device and a driving device, wherein the converter valve is arranged in the converter valve shell 1;
the air cooling cabinet 2 is positioned on the right side of the converter valve shell 1, liquid storage tanks 21 are fixedly connected to the bottom of the air cooling cabinet 2 in a bilateral symmetry mode, cooling oil and cooling water are respectively contained in the liquid storage tanks 21 on the left side and the right side, a partition plate 22 is fixedly connected in the liquid storage tank 21, the liquid storage tank 21 is divided into an upper liquid storage cavity 23 and a lower pumping cavity 24 by the partition plate 22, and pumping pipes 25 are longitudinally and uniformly fixedly connected to positions, corresponding to the pumping cavities 24, on side plates, away from each other, of the liquid storage tanks 21;
the pumping devices are arranged in the pumping cavity 24, and the pumping devices on the left side and the right side respectively convey cooling oil and cooling water to the corresponding pumping pipes 25;
the water cooling device comprises a heat absorption pipe 41 and a cooling pipe 42; the heat absorption pipes 41 and the cooling pipes 42 are respectively and fixedly connected in the converter valve housing 1 and the wind cooling cabinet 2, the heat absorption pipes 41 and the cooling pipes 42 are arranged corresponding to the left pumping pipe 25, the tops of the corresponding heat absorption pipes 41 and the corresponding cooling pipes 42 are butted through a communicating pipe 43, the bottom of each heat absorption pipe 41 is connected with the head of the left pumping pipe 25, and the head of each cooling pipe 42 is connected with the top plate of the left liquid storage tank 21 through a return pipe 44;
the air cooling device comprises a water distribution frame 51 and an air duct 52; the water distribution frame 51 is fixedly connected in the air cooling cabinet 2, the head of each pumping pipe 25 on the right side is connected with the top of the water distribution frame 51, the air duct 52 is fixedly connected in the right side plate of the air cooling cabinet 2, the position of the water distribution frame 51 corresponding to the air duct 52 is rotatably connected with a rotating shaft 53, one end of the shaft lever extending into the air duct 52 is fixedly connected with a fan blade group 54, and the liquid storage tank 21 on the right side is communicated with the air cooling cabinet 2 through a backflow hole 55;
the driving device is used for providing power for the pumping device and is also used for driving the rotating shaft 53 to rotate.
Preferably, the heat absorbing pipe 41, the cooling pipe 42 and the pumping pipe 25 are made of red copper.
Preferably, a liquid feeding pipe is arranged on the upper portion of the front side plate of the liquid storage tank 21, and the head of the liquid feeding pipe is in threaded connection with a cover body.
Preferably, the reservoir 21 is made of a transparent material.
In this embodiment:
cooling oil and cooling water are respectively added into the liquid storage tanks 21 on the left and right sides through the liquid feeding pipes.
The driving device drives the pumping devices on the left side and the right side to work when working, the pumping device on the left side conveys cooling oil to the pumping pipe 25 on the left side when working, the cooling oil sequentially enters the heat absorption pipe 41, the communicating pipe 43 and the cooling pipe 42 and flows back to the liquid storage tank 21 on the left side through the return pipe 44, the cooling oil in the heat absorption pipe 41 is used for absorbing heat in the converter valve shell 1, and the cooling oil after absorbing the heat is cooled at the position of the cooling pipe 42.
When the pumping device on the right side works, the cooling liquid is pumped to the water distribution frame 51, and the cooling water with the cooling function returns to the liquid storage tank 21 on the right side through the return hole 55.
The driving device also synchronously drives the fan blade group 54 to rotate, the inclined direction of the fan blades is set, when the fan blades rotate, air in the air duct 52 flows from right to left, namely the fan blade group 54 can blow cold air onto the water distribution rack 51 when rotating, the cold air and water on the water distribution rack 51 are mixed into an atomized state, and the atomized cooling water is sprayed on the cooling pipe 42, so that heat in the cooling oil is taken away.
Example 2
On the basis of embodiment 1, the present embodiment discloses specific technical features of a pumping device.
The pumping device comprises a reciprocating screw rod 31 and a piston 32; the reciprocating screw rod 31 is rotatably connected with the inside of the pumping cavity 24 through a connecting shaft 33 which is bilaterally symmetrical, the head part of the connecting shaft 33 which is close to the center of the wind cooling cabinet 2 is fixedly connected with a first driven bevel gear 34, the driving device is used for driving the first driven bevel gear 34 to rotate, the inside of the pumping cavity 24 is also fixedly connected with a guide rod 35, a piston 32 is hermetically and slidably connected with the inside of the pumping cavity 24, the piston 32 is meshed with the reciprocating screw rod 31 and is slidably connected with the guide rod 35, a liquid pumping pipe 36 is longitudinally and uniformly and fixedly connected with the position, which is close to the pumping pipe 25, on the partition plate 22, communication holes 37 are longitudinally and uniformly arranged on the position, which is far away from the pumping pipe 25, on the liquid storage tank 21, a liquid spraying pipe 38 is fixedly connected with the position, which corresponds to the pumping pipe 25, the liquid spraying pipe 38 is in butt joint with the pumping pipe 25, a first one-way valve 39 and a second one-way valve 310 are respectively arranged in the liquid pumping pipe 36 and the liquid spraying pipe 38, and the direction of the first one-way valve 39 is towards the pumping cavity 24, the direction in which the second one-way valve 310 allows fluid to pass is away from the pumping chamber 24.
In this embodiment:
the first driven bevel gear 34 is driven to rotate by the driving device, and as the piston 32 is meshed with the reciprocating screw rod 31 and guided by the guide rod 35, when the reciprocating screw rod 31 rotates, the piston 32 reciprocates left and right in the pumping cavity 24, and the first check valve 39 and the second check valve 310 are matched, so that cooling oil or cooling water can be conveyed to the corresponding pumping pipe 25.
Example 3
On the basis of embodiment 2, the embodiment discloses specific technical features of the water distribution frame 51,
the inside of the water distribution frame 51 is fixedly connected with connecting rods 511 in a criss-cross manner, the inside of the water distribution frame 51 is divided into a plurality of spraying spaces by the connecting rods 511, a grid mesh 512 is fixedly connected in each spraying space, a rotary base 513 is fixedly connected at the intersection position of the connecting rods 511, a rotary shaft 53 is rotatably connected in the rotary base 513, one end of the rotary shaft 53, which is far away from a fan blade group 54, is fixedly connected with a second driven bevel gear 514, a driving device is used for driving the second driven bevel gear 514 to rotate, a transfer chamber 515 is formed in a top plate of the water distribution frame 51, a water falling hole 516 is formed in the bottom of the transfer chamber 515, and the head of each pumping pipe 25 on the right side is communicated with the transfer chamber 515.
In this embodiment:
the right pumping pipe 25 delivers the cooling water into the transit chamber 515, and the cooling water in the transit chamber 515 falls down tightly against the water falling hole 516, so that a water curtain is formed on the grille net 512, and the fan blade set 54 blows the cold air onto the water curtain when rotating, so that a water mist can be formed.
Example 4
On the basis of embodiment 3, the present embodiment discloses specific technical features of the driving device.
Three groups of air ducts 52 and three groups of rotating shafts 53 are uniformly arranged in the longitudinal direction, and the driving device comprises a shaft lever and a motor; the axostylus axostyle rotates to be connected between the roof and the bottom plate of forced air cooler 2, the axostylus axostyle corresponds the setting with each group's pivot 53, the rigid coupling has the second drive bevel gear with second driven bevel gear 514 meshing on the axostylus axostyle in the middle, the rigid coupling has two first drive wheels on the axostylus axostyle of middle axostylus axostyle, the rigid coupling has the second drive wheel on the axostylus axostyle of front and back both sides, the first drive wheel and the second drive wheel that correspond pass through the belt linkage, the rigid coupling has first drive bevel gear in the middle axostylus axostyle bottom still, two first driven bevel gear 34 are rather than the meshing in the both sides of first drive bevel gear, the top rigid coupling of forced air cooler 2 has the aircraft bonnet, the motor rigid coupling is in the aircraft bonnet, the motor is used for driving the rotation of middle axostylus axostyle.
Preferably, the first transmission wheel and the second transmission wheel are toothed wheels, and the belt is a toothed belt matched with the toothed wheels.
In this embodiment:
when the motor works, the middle shaft rod is driven to rotate, so that the first driving bevel gear rotates and synchronously rotates with the first driven bevel gear 34 meshed with the first driving bevel gear.
When the middle shaft lever rotates, the first driving wheel fixedly connected to the middle shaft lever rotates, and under the action of the belt, the shaft levers on the front side and the rear side rotate, namely, the shaft levers synchronously rotate, the second driving bevel gears fixedly connected to the shaft levers rotate, and then the second driven bevel gears 514 rotate, so that the rotating shaft 53 and the fan blade group 54 rotate.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (8)
1. The utility model provides an auxiliary spray thrower for direct current converter station is outer air-cooled, includes the converter valve casing, is used for installing the converter valve in the converter valve casing, its characterized in that: the refrigerator also comprises an air cooling cabinet, a pumping device, a water cooling device, an air cooling device and a driving device;
the air cooling cabinet is positioned on the right side of the converter valve shell, liquid storage tanks are fixedly connected to the bottom of the air cooling cabinet in a bilateral symmetry mode, cooling oil and cooling water are respectively contained in the liquid storage tanks on the left side and the right side, a partition plate is fixedly connected into the liquid storage tanks, the liquid storage tanks are divided into an upper liquid storage cavity and a lower pumping cavity by the partition plate, and pumping pipes are longitudinally and uniformly fixedly connected to positions, corresponding to the pumping cavities, on side plates, far away from each other, of the liquid storage tanks;
the pumping devices are arranged in the pumping cavity, and the pumping devices on the left side and the right side respectively convey cooling oil and cooling water to the corresponding pumping pipes;
the water cooling device comprises a heat absorption pipe and a cooling pipe; the heat absorption pipes and the cooling pipes are fixedly connected in a converter valve shell and the wind refrigerator respectively, the heat absorption pipes and the cooling pipes are arranged corresponding to the left pumping pipe, the tops of the corresponding heat absorption pipes and the cooling pipes are butted through a communicating pipe, the bottom of each heat absorption pipe is connected with the head of the left pumping pipe, and the head of each cooling pipe is connected with the top plate of the left liquid storage tank through a return pipe;
the air cooling device comprises a water distribution frame and an air drum; the water distribution frame is fixedly connected in the air cooler, the head of each pumping pipe on the right side is connected with the top of the water distribution frame, the air duct is fixedly connected in a right side plate of the air cooler, the position of the water distribution frame corresponding to the air duct is rotatably connected with a rotating shaft, one end of the shaft lever extending into the air duct is fixedly connected with a fan blade group, and the liquid storage tank on the right side is communicated with the air cooler through a backflow hole;
the driving device is used for providing power for the pumping device and is also used for driving the rotating shaft to rotate.
2. The auxiliary sprayer for air cooling outside the direct current converter station according to claim 1, characterized in that: the pumping device comprises a reciprocating screw rod and a piston; the reciprocating screw rod is rotationally connected with the pumping cavity through a connecting shaft which is symmetrical left and right, the head of the connecting shaft which is close to the center of the air cooling cabinet is fixedly connected with a first driven bevel gear, the driving device is used for driving the first driven bevel gear to rotate, a guide rod is fixedly connected in the pumping cavity, the piston is hermetically and slidably connected in the pumping cavity, the piston is meshed with the reciprocating screw rod and is slidably connected with the guide rod, liquid pumping pipes are longitudinally and uniformly fixedly connected to the positions, close to the pumping pipes, on the partition plate, communicating holes are longitudinally and uniformly formed in the positions, far away from the pumping pipes, on the partition plate, liquid spraying pipes are fixedly connected to the positions, corresponding to the pumping pipes, on the liquid storage tank, the liquid spraying pipe is in butt joint with the pumping pipe, the liquid pumping pipe and the liquid spraying pipe are respectively provided with a first one-way valve and a second one-way valve, the first one-way valve allows fluid to pass through in a direction towards the pumping chamber and the second one-way valve allows fluid to pass through in a direction away from the pumping chamber.
3. The auxiliary sprinkler for air cooling outside the direct current converter station according to claim 2, characterized in that: the inside rigid coupling of water distribution frame has the vertically and horizontally staggered rigid coupling to have the connecting rod, and the connecting rod separates the inside of water distribution frame into a plurality of spaces that spray, and the rigid coupling has the grid net in each space that sprays, and the crossing position rigid coupling of connecting rod has the swivel mount, the pivot is rotated and is connected in the swivel mount, the one end rigid coupling that the flabellum group was kept away from in the pivot has the driven bevel gear of second, drive arrangement is used for driving the driven bevel gear of second and rotates, has seted up the transfer chamber in the roof of water distribution frame, the hole of falling into water has been seted up to the bottom in transfer chamber, and the head and the transfer chamber intercommunication of each pump pipe in right side.
4. The auxiliary sprinkler for air cooling outside the direct current converter station according to claim 3, characterized in that: three groups of air ducts and three groups of rotating shafts are uniformly arranged in the longitudinal direction, and the driving device comprises a shaft lever and a motor; the axostylus axostyle rotates to be connected between the roof and the bottom plate of wind-cooling cabinet, and the axostylus axostyle corresponds the setting with each group's pivot, and the rigid coupling has the second drive bevel gear with the meshing of second driven bevel gear on the axostylus axostyle in the middle of the axostylus axostyle, and the rigid coupling has two first drive wheels on the axostylus axostyle in front and back both sides, and the first drive wheel that corresponds and second drive wheel pass through the belt linkage, and middle axostylus axostyle bottom still rigid coupling has first drive bevel gear, and two first driven bevel gears mesh rather than in the both sides of first drive bevel gear, the top rigid coupling of wind-cooling cabinet has the aircraft bonnet, the motor rigid coupling is in the aircraft bonnet, and the motor is used for driving middle axostylus axostyle rotation.
5. The auxiliary sprinkler for air cooling outside the direct current converter station according to claim 4, characterized in that: the first transmission wheel and the second transmission wheel are toothed wheels, and the belt is a toothed belt matched with the toothed wheels.
6. The auxiliary sprinkler for air cooling outside the direct current converter station according to claim 1, characterized in that: the heat absorption pipe, the cooling pipe and the pumping pipe are all made of red copper.
7. The auxiliary sprinkler for air cooling outside the direct current converter station according to claim 1, characterized in that: and a liquid feeding pipe is arranged on the upper part of the front side plate of the liquid storage tank, and the head part of the liquid feeding pipe is in threaded connection with a cover body.
8. The auxiliary sprinkler for air cooling outside the direct current converter station according to claim 1, characterized in that: the liquid storage tank is made of transparent materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210424610.9A CN114745924B (en) | 2022-04-21 | 2022-04-21 | Auxiliary sprayer for external air cooling of direct-current converter station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210424610.9A CN114745924B (en) | 2022-04-21 | 2022-04-21 | Auxiliary sprayer for external air cooling of direct-current converter station |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114745924A true CN114745924A (en) | 2022-07-12 |
| CN114745924B CN114745924B (en) | 2023-06-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210424610.9A Active CN114745924B (en) | 2022-04-21 | 2022-04-21 | Auxiliary sprayer for external air cooling of direct-current converter station |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201697530U (en) * | 2010-06-17 | 2011-01-05 | 国网运行有限公司秦皇岛超高压管理处 | Auxiliary spraying device for external air cooling system of DC converter station |
| CN202676005U (en) * | 2012-04-01 | 2013-01-16 | 广州高澜节能技术股份有限公司 | Air cooler and auxiliary spraying device thereof |
| EP2843500A1 (en) * | 2012-04-24 | 2015-03-04 | Chung Jong Lee | Oil cooling device for server and method for driving same |
| CN210537182U (en) * | 2019-04-04 | 2020-05-15 | 国家电网有限公司 | Auxiliary spraying device for external air cooling of direct current converter station |
| CN114069098A (en) * | 2021-11-16 | 2022-02-18 | 浙江工业职业技术学院 | Multiple high-efficient cooling system is used to electric automobile's battery |
-
2022
- 2022-04-21 CN CN202210424610.9A patent/CN114745924B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201697530U (en) * | 2010-06-17 | 2011-01-05 | 国网运行有限公司秦皇岛超高压管理处 | Auxiliary spraying device for external air cooling system of DC converter station |
| CN202676005U (en) * | 2012-04-01 | 2013-01-16 | 广州高澜节能技术股份有限公司 | Air cooler and auxiliary spraying device thereof |
| EP2843500A1 (en) * | 2012-04-24 | 2015-03-04 | Chung Jong Lee | Oil cooling device for server and method for driving same |
| CN210537182U (en) * | 2019-04-04 | 2020-05-15 | 国家电网有限公司 | Auxiliary spraying device for external air cooling of direct current converter station |
| CN114069098A (en) * | 2021-11-16 | 2022-02-18 | 浙江工业职业技术学院 | Multiple high-efficient cooling system is used to electric automobile's battery |
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| CN114745924B (en) | 2023-06-23 |
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