CN114654674B - A wind turbine blade mold with a built-in rapid cooling mechanism - Google Patents

Abstract

The invention discloses a wind driven generator blade die with a built-in rapid cooling mechanism, which belongs to the technical field of wind power generation. When the blades are subjected to injection molding between the mold cores, cold water in the water circulation mechanism enters the heat exchange mechanism through the water inlet pipe, so that the bottoms of the mold cores are cooled, the cooling molding speed is increased, the shapes of the heat exchange mechanism are fitted with the shapes of the blades, the blades are uniformly cooled, and then the heat-absorbing water in the heat exchange mechanism flows into the water circulation mechanism through the water outlet pipe to be cooled and recycled.

Description

A wind turbine blade mold with a built-in rapid cooling mechanism

technical field

The invention relates to the technical field of wind power generation, in particular to a wind power generator blade mold with a built-in rapid cooling mechanism.

Background technique

A wind turbine is a power device that converts wind energy into mechanical work, which drives the rotor to rotate, and finally outputs alternating current. The design of the blades in a wind turbine directly affects the conversion efficiency of wind energy and its annual power generation. An important part is that the current blades are usually manufactured by injection molding. During injection molding, the mold is formed, and the molten injection plastic is cooled and formed in the mold cavity. The current cooling method is natural cooling, which is slow and The blade usually has a triangular structure with one end large and the other end small. When cooling, the large end cools slowly and the small end cools down, resulting in uniform stress distribution during blade molding, which is prone to concentrated stress and affects blade life. For this reason, we propose a A wind turbine blade mold with a built-in rapid cooling mechanism is used to solve the above problems.

Contents of the invention

The purpose of the present invention is to provide a wind power generator blade mold with a built-in rapid cooling mechanism, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the present invention provides the following technical solutions: a wind turbine blade mold with a built-in rapid cooling mechanism, including a frame, the top of the frame is fixedly installed with a fixed mold base, and the top of the fixed mold base is provided with The movable mold base, the side close to the fixed mold base and the movable mold base are embedded with mold cores through screws, and the bottoms of both ends of the fixed mold base are respectively fixedly sleeved with water inlet pipes and outlet pipes. A heat exchange mechanism is installed between the water pipes, and the heat exchange mechanism is closely attached to the bottom of the mold core. One end of the water inlet pipe and the water outlet pipe both penetrate the outer wall of the fixed mold base and connect to the water circulation mechanism.

In a preferred implementation case, the mold core is provided with a wind turbine blade cavity, the two ends of the top surface of the frame are fixedly installed with guide columns, and the outer walls of both sides of the movable mold base are fixedly installed with guide plates , the guide plate is slidingly clamped on the guide column, the top of the guide column passes through the guide plate and a top plate is fixedly installed, and a hydraulic cylinder and a filling nozzle are installed on the top plate.

In a preferred implementation case, the heat exchange mechanism includes joints, and a plurality of joints are fixedly installed on the adjacent side of the water inlet pipe and the water outlet pipe, and a rotating pipe is provided at the joints at the bottom of the cavity of the mold core, The end of the rotating pipe close to the joint is slidably socketed into the connecting pipe. The connecting pipe is connected to the joint through a threaded structure. The end face of the rotating pipe is fixed with a sealing ring. A plug is installed on the outer joint through a threaded structure, and the end face of the heat exchange tube is rotatably installed on the end of the rotating tube away from the joint, and a plurality of fin assemblies are installed on the heat exchange tube.

In a preferred implementation case, the inner cavity of the connecting pipe and the through holes at both ends form a "middle"-shaped structure, the sealing ring is closely attached to the middle inner wall of the "middle"-shaped structure, and the heat exchange tube is U-shaped structure, the rotating tube is an L-shaped structure.

In a preferred implementation case, the fin assembly includes a fixed ring, a plurality of fixed rings are fixedly installed on the heat exchange tube, a mounting ring is movable on the fixed ring, and a slot is opened on the inner wall of the mounting ring , the slot is clipped into the fixed ring, the top of the mounting ring is fixedly installed with fixed fins, and movable fins are installed at both ends of the top of the fixed fins through countersunk screws.

In a preferred implementation case, both ends of the fixing ring are integrally formed with a supporting plate, and the fixing ring and the supporting plate form an Ω-shaped structure, and the bottoms of both ends of the mounting ring are tightly pressed against the supporting plates at both ends of the fixing ring Above, the inner diameter of the mounting ring is equal to the outer diameter of the heat exchange tube, and the distance from the top of the fixed fin to the heat exchange tube is equal to the distance from the heat exchange tube to the top of the inner cavity of the fixed mold base.

In a preferred implementation case, the water circulation mechanism includes a water tank, the bottom of the water tank is fixedly installed on the frame, the water inlet pipe and the water outlet pipe are respectively fixed through the tops of both ends of the water tank, and a plurality of heat-insulating pipes are fixedly installed in the water tank The bottom of the heat insulation board is provided with a circulation groove, and a plurality of water storage chambers are formed between the heat insulation board and the inner wall of the water tank, and the bottom of the water outlet pipe and the inner wall of the water storage chamber between the water outlet pipe and the water inlet pipe are all Rotate and socket the driven shaft, the water tank side plate on the top of the driven shaft rotates through a driving shaft, the fan blade is fixedly installed on the driving shaft, and meshing gears are installed on the driving shaft and the driven shaft, A water wheel is fixedly installed on the driven shaft, and a plurality of ventilation holes are opened on the outer wall of the water tank away from the driving shaft.

In a preferred implementation case, the bottom of the water storage chamber is an inclined structure, and the height of the bottom of the water storage chamber between the water outlet pipe and the water inlet pipe gradually decreases, and a water pump is fixedly installed on the top of the water inlet pipe. A motor is fixedly installed on the outer wall, and the end of the drive shaft away from the fan blades runs through the water tank and is fitted with a sprocket wheel and a transmission chain matched with the output shaft of the motor.

In a preferred implementation case, a water supply hole is opened on the top of the side wall of the water tank at the water inlet pipe, and the inner wall of the water tank at the water supply hole slides and engages with the sealing plate, and a magnet block is fixedly installed on the inner wall of the water tank at the top of the water supply hole. The top of the sealing plate magnetically absorbs the magnet block, and the outer wall of the sealing plate is provided with a chute, and the slide bar is slid and clamped in the chute, and a floating ball is fixedly installed at the bottom of the slide bar.

In a preferred implementation case, the height of the water supply hole is smaller than the height of the ventilation hole and the driving shaft, the joint between the sliding rod and the chute is a T-shaped structure, and the bottom of the outer wall of the sealing plate is fixedly equipped with a limit block, And the inner wall of the water tank is provided with a limit groove for clamping the limit block.

The beneficial effects of the present invention are:

1. When the blade is injection molded between the mold cores, the cold water in the water circulation mechanism enters the heat exchange mechanism through the water inlet pipe, thereby cooling the bottom of the mold core and increasing the cooling molding speed. One end of the rotating pipe is connected to the joint through a connecting pipe, and the heat exchange pipe It can rotate along the rotating tube to change the inclination angle, so the multiple heat exchange tubes are arranged sparsely near the end of the water inlet pipe and tightly arranged at the end near the outlet pipe. Adjusting the overall width of the fins, the fins at the bottom of the mold core at the big end of the blade are wide, and the fins at the small end are narrow. Combined with the inclined installation of the heat exchange tube, a triangular structure is formed, which matches the shape of the blade. Convenience, fit blades of different sizes for uniform cooling, so that the heat transfer speed of the large end of the blade is fast, and the heat transfer speed of the small end is slow, so as to achieve the purpose of uniform cooling of the blade as a whole, and avoid rapid cooling of the large end while the large end is still in a liquid state In the case of injection molding, it achieves the purpose of uniform and rapid cooling, avoiding the concentrated stress of the blade and improving the service life of the blade;

2. The hot water flowing out of the outlet pipe falls into the water tank. At this time, the driving shaft rotates synchronously, and the driven shaft drives the driven shaft to rotate synchronously through the gear. The driven shaft drives the water wheel to rotate, and the water wheel turns the water in the water storage chamber. The leaf rotates to make the water in the water storage chamber cool down quickly, which meets the needs of the heat exchange mechanism for water cooling. Through the arrangement of the heat insulation board, the water in each water storage chamber is separated to ensure the lowest water temperature at the water inlet pipe and avoid water outlet pipes. The hot water flowing out is directly pumped away by the water inlet pipe, thus improving the cooling efficiency;

3. When the hot water is cooling in the water tank, the fan blade blows to accelerate the water cooling, and the water evaporates. The setting of the circulation groove makes the water in each water storage chamber circulate and the height is even. The water supply hole is connected with the external water source pipe. When the liquid level lowers as a whole, the floating ball drives the slider down. At this time, the slider has not touched the bottom of the chute, the sealing plate is still attracted by the magnet block, and the water filling hole is sealed. When the liquid level continues to drop, the slider slides to the bottom of the slide At the bottom of the tank, the weight of the floating ball and the slider pulls down the sealing plate, so that the sealing plate is separated from the magnet block, then the sealing plate slides down, the water replenishment hole is exposed, and the water starts to replenish, the liquid level gradually rises, and the float rises. When the slider touches the sliding At the top of the tank, push the sealing plate to move, so that the sealing plate gradually blocks the water supply hole, stops the water supply, and the magnet block absorbs the sealing plate again to achieve the purpose of automatic water supply, and the liquid level is lower than the height of the ventilation hole and the driving shaft to avoid water seepage to the outside of the tank.

Description of drawings

Fig. 1 is a schematic structural diagram of a wind turbine blade mold with a built-in rapid cooling mechanism provided by an embodiment of the present invention.

Fig. 2 is a schematic diagram of the cross-sectional structure at the fixed mold base of the present invention.

Fig. 3 is a schematic diagram of a partial structure of the heat exchange mechanism of the present invention.

FIG. 4 is a schematic diagram of the enlarged structure at A in FIG. 3 of the present invention.

Fig. 5 is a schematic diagram of the enlarged structure at B in Fig. 3 of the present invention.

Fig. 6 is a schematic diagram of a cross-sectional structure at the water tank of the present invention.

FIG. 7 is a schematic diagram of the enlarged structure at C in FIG. 6 of the present invention.

Fig. 8 is a structural schematic diagram of the driving shaft transmission structure of the present invention.

In the figure: 1. frame; 2. fixed mold base; 3. movable mold base; 4. mold core; 5. water inlet pipe; 6. water outlet pipe; 7. water circulation mechanism; 71. water tank; 73. Flow groove; 74. Driving shaft; 75. Driven shaft; 76. Fan blade; 77. Gear; 78. Water wheel; 79. Ventilation hole; 8. Heat exchange mechanism; 81. Joint; 82. Plug; 83, rotating tube; 84, heat exchange tube; 85, fin assembly; 851, fixed ring; 852, installation ring; 853, slot; 854, fixed fin; 855, movable fin; 86, connecting pipe; 87 , sealing ring; 9, guide column; 10, top plate; 11, guide plate; 12, water supply hole; 13, sealing plate; 14, magnet block; 15, chute; 16, slide rod; 17, floating ball.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Embodiment: as shown in Fig. 1 to Fig. 8, the present invention provides a kind of wind power generator blade mold with built-in rapid cooling mechanism, comprises frame 1, and the top of frame 1 is fixedly installed fixed mold base 2, fixed mold base 2 The top of the fixed mold base 3 is provided with a movable mold base 3, and the side close to the fixed mold base 2 and the movable mold base 3 is embedded with a mold core 4 through screws. A heat exchange mechanism 8 is installed between the water inlet pipe 5 and the water outlet pipe 6, and the heat exchange mechanism 8 closely fits the bottom of the core 4, and one end of the water inlet pipe 5 and the water outlet pipe 6 runs through the outer wall of the fixed mold base 2 and is connected to the water circulation mechanism 7 . When the blade is injection molded between the mold cores 4, the cold water in the water circulation mechanism 7 enters the heat exchange mechanism 8 through the water inlet pipe 5, thereby cooling the bottom of the mold core 4, increasing the cooling molding speed, and the shape of the heat exchange mechanism 8 fits the shape of the blade , so that the blades are evenly cooled, and then the heat-absorbed water in the heat exchange mechanism 8 flows into the water circulation mechanism 7 through the water outlet pipe 6 for cooling and recycling.

Further, the mold core 4 is provided with a wind turbine blade cavity, the two ends of the top surface of the frame 1 are fixedly installed with guide columns 9, the outer walls of both sides of the movable mold base 3 are fixedly installed with guide plates 11, and the guide plates 11 slide Clamped on the guide column 9, the top of the guide column 9 runs through the guide plate 11 and fixedly installs the top plate 10. The top plate 10 is equipped with a hydraulic cylinder and a feeding nozzle, thereby facilitating the movable mold base 3 to move up and down to open and close the mold.

Further, the heat exchange mechanism 8 includes joints 81, and a plurality of joints 81 are fixedly installed on the adjacent side of the water inlet pipe 5 and the water outlet pipe 6, and the joints 81 at the bottom of the mold cavity of the mold core 4 are provided with rotating pipes 83, and the rotating pipes 83 is close to one end of the joint 81 to slide and socket the connecting pipe 86. The connecting pipe 86 is connected to the joint 81 through a threaded structure. A plug 82 is installed on the joint 81 through a threaded structure, and the end face of the heat exchange tube 84 is rotated and installed on the end of the rotating tube 83 away from the joint 81. A plurality of fin assemblies 85 are installed on the heat exchange tube 84, and the inner cavity and two ends of the connecting tube 86 are connected. The through hole is in the shape of a "middle", the seal ring 87 is closely attached to the middle inner wall of the "middle" shape, the heat exchange tube 84 is a U-shaped structure, the rotating tube 83 is an L-shaped structure, and one end of the rotating tube 83 is connected The tube 86 is connected to the joint 81, and the heat exchange tube 84 can rotate along the rotating tube 83, thereby changing the inclination angle. Then, the plurality of heat exchange tubes 84 are arranged sparsely at the end close to the water inlet pipe 5, and arranged closely at the end close to the water outlet pipe 6. Adjust the width of the fin assembly 85, so that the heat transfer speed of the large end of the blade is fast, and the heat exchange speed of the small end is slow, so as to achieve the purpose of uniform cooling of the blade as a whole, and avoid the situation that the large end is rapidly cooled and formed while the large end is still a liquid injection material .

Further, the fin assembly 85 includes a fixed ring 851, a plurality of fixed rings 851 are fixedly installed on the heat exchange tube 84, a mounting ring 852 is movable on the fixed ring 851, and a slot 853 is provided on the inner wall of the mounting ring 852, and the slot 853 The fixed ring 851 is clamped, the top of the mounting ring 852 is fixedly installed with the fixed fins 854, the top two ends of the fixed fins 854 are installed with movable fins 855 through countersunk screws, and the two ends of the fixed ring 851 are integrally formed with supporting plates , and the fixing ring 851 and the supporting plate form an Ω-shaped structure, the bottoms of both ends of the mounting ring 852 are tightly pressed on the supporting plates at both ends of the fixing ring 851, the inner diameter of the mounting ring 852 is equal to the outer diameter of the heat exchange tube 84, and the fixed fins 854 The distance from the top to the heat exchange tube 84 is equal to the distance from the heat exchange tube 84 to the top of the inner cavity of the fixed mold base 2. Before the heat exchange tube 84 is installed, the mounting ring 852 is clamped on the fixed ring 851, and the movable fin 855 In the installation position of the fixed fins 854, adjust the overall width of the fins, the fins at the bottom of the mold core at the big end of the blades are wide, and the fins at the small end are narrow. Combined with the inclined installation of the heat exchange tube 84, a triangular structure is formed. The shape of the blades is matched, the adjustment is convenient, and the blades of different sizes are fitted for uniform cooling.

Further, the water circulation mechanism 7 includes a water tank 71, the bottom of the water tank 71 is fixedly installed on the frame 1, the water inlet pipe 5 and the water outlet pipe 6 are respectively fixed and run through the tops of both ends of the water tank 71, and a plurality of heat insulation boards 72 are fixedly installed in the water tank 71. The bottom of the hot plate 72 is provided with a circulation groove 73, and a plurality of water storage chambers are formed between the heat shield 72 and the inner wall of the water tank 71, and the inner walls of the water storage chambers between the bottom of the water outlet pipe 6 and the water outlet pipe 6 and the water inlet pipe 5 are all rotated. Connect the driven shaft 75, the side plate of the water tank 71 on the top of the driven shaft 75 rotates and is provided with the driving shaft 74, the fan blade 76 is fixedly installed on the driving shaft 74, and the meshing gear 77 is installed on the driving shaft 74 and the driven shaft 75 , the water wheel 78 is fixedly installed on the driven shaft 75, and the outer wall of the water tank 71 away from the driving shaft 74 has a plurality of ventilation holes 79. The height of the bottom of the water chamber gradually decreases, the top of the water inlet pipe 5 is fixedly installed with a water pump, the outer wall of the water tank 71 is fixedly installed with a motor, and the end of the drive shaft 74 away from the fan blade 76 runs through the water tank 71 and is matched with the output shaft of the motor. sprocket and transmission chain, then the hot water flowing out of the water outlet pipe 6 falls into the water tank 71, at this time the driving shaft 74 rotates synchronously, and the driven shaft 75 drives the driven shaft 75 to rotate synchronously through the gear 77, and the driven shaft 75 drives the water wheel 78 to rotate , the water wheel 78 turns the water in the water storage chamber, and the fan blade 76 rotates at the same time, so that the water in the water storage chamber is cooled rapidly, and the arrangement of the heat shield 72 separates the water in each water storage chamber, ensuring that the water inlet pipe The water temperature at 5 is the lowest, avoiding the hot water flowing out of the water outlet pipe 6 from being directly sucked away by the water inlet pipe 5, thereby improving the cooling efficiency.

Further, the top of the side wall of the water tank 71 at the water inlet pipe 5 is provided with a water replenishment hole 12, the inner wall of the water tank 71 at the water replenishment hole 12 is slidably engaged with the sealing plate 13, and the inner wall of the water tank 71 at the top of the water replenishment hole 12 is fixedly installed with a magnet block 14 and a sealing plate The top of 13 is magnetically attracted to the magnet block 14, and the outer wall of the sealing plate 13 is provided with a chute 15, and the slide bar 16 is slid and clamped in the chute 15, and the bottom of the slide bar 16 is fixed with a floating ball 17, and the height of the water supply hole 12 is smaller than that of the ventilation hole and the height of the drive shaft 74, the clamping part of the slide bar 16 and the chute 15 is a T-shaped structure, the bottom of the outer wall of the sealing plate 13 is fixedly installed with a limit block, and the inner wall of the water tank 71 is provided with a limit groove for clamping the limit block , then when the hot water is cooled in the water tank 71, the fan blade 76 blows air to accelerate the cooling of the water, and the water evaporates. The water source pipe is connected, and when the liquid level drops as a whole, the floating ball 17 drives the sliding rod 16 to descend. At this time, the sliding rod 16 has not touched the bottom of the chute 15, and the sealing plate 13 is still attracted by the magnet block 14, and the water filling hole 12 is sealed. When the liquid level continues to decrease, the slide bar 16 slides to the bottom of the chute 15, so that the weight of the floating ball 17 and the slide bar 16 pulls down the sealing plate 13, so that the sealing plate 13 is separated from the magnet block 14, and the sealing plate 13 slides down, and the water filling hole 12 Expose, start replenishing water, the liquid level rises gradually, the floating ball 17 rises, and when the slide bar 16 touches the top of the chute 15, the sealing plate 13 is pushed upward, so that the sealing plate 13 gradually blocks the replenishing hole 12, stops replenishing water, and the magnet block 14 absorbs the sealing plate 13 again to achieve the purpose of automatic water replenishment, and the liquid level is lower than the height of the ventilation hole 79 and the driving shaft 74, so as to prevent water from seeping out to the outside of the water tank 71.

When in use, when the blades are injection-molded between the mold cores 4, the cold water in the water circulation mechanism 7 enters the heat exchange mechanism 8 through the water inlet pipe 5, thereby cooling the bottom of the mold core 4 and increasing the cooling molding speed. One end of the rotating pipe 83 passes through the connecting pipe 86 is connected to the joint 81, and the heat exchange tube 84 can rotate along the rotating tube 83 to change the inclination angle. Then, the plurality of heat exchange tubes 84 are arranged sparsely near the end of the water inlet pipe 5, and tightly arranged at the end near the water outlet pipe 6. The installation ring 852 is clamped on the fixed ring 851, and the overall width of the fins is adjusted through the installation position of the movable fins 855 in the fixed fins 854, so that the fins at the bottom of the mold core at the big end of the blade are wide, and the fins at the small end are narrow. The heat pipe 84 is installed obliquely to form a triangular structure, which matches the shape of the blade and is convenient to adjust. It fits blades of different sizes for uniform cooling, so that the heat exchange speed of the large end of the blade is fast, and the heat exchange speed of the small end is slow. The purpose of uniform cooling of the blade as a whole avoids the situation that the large end is rapidly cooled and formed while the large end is still a liquid injection plastic, so as to achieve the purpose of uniform and rapid cooling, so as to avoid concentrated stress on the blade and improve the service life of the blade. The heat flowing out of the outlet pipe 6 Water falls in the water tank 71, and now the driving shaft 74 rotates synchronously, drives the driven shaft 75 to rotate synchronously through the gear 77, then the driven shaft 75 drives the water wheel 78 to rotate, the water wheel 78 turns the water in the water storage chamber, and simultaneously fan The leaves 76 rotate to cool the water in the water storage cavity rapidly, and the arrangement of the heat shield 72 separates the water in each water storage cavity to ensure that the water temperature at the water inlet pipe 5 is the lowest, and avoids the hot water flowing out of the water outlet pipe 6. The water is directly drawn away by the water inlet pipe 5, thereby improving the cooling efficiency. When the hot water is cooled in the water tank 71, the fan blade 76 blows air to accelerate the water cooling, and the water evaporates. The setting of the circulation groove 73 makes the water in each water storage chamber The water supply hole 12 is connected to the external water source pipe. When the liquid level drops as a whole, the floating ball 17 drives the sliding rod 16 down. At this time, the sliding rod 16 has not touched the bottom of the chute 15, and the sealing plate 13 Still absorbed by the magnet block 14, the water supply hole 12 is sealed. When the liquid level continues to drop, the slide bar 16 slides to the bottom of the chute 15, so that the weight of the float ball 17 and the slide bar 16 pulls down the sealing plate 13, so that the sealing plate 13 and the magnet block 14 separates, then the sealing plate 13 slides down, the water replenishment hole 12 is exposed, water replenishment begins, the liquid level gradually rises, the floating ball 17 rises, and when the slide bar 16 touches the top of the chute 15, the sealing plate 13 is pushed upward, so that the sealing plate 13 gradually Block the replenishment hole 12, stop the replenishment, and the magnet block 14 adsorbs the sealing plate 13 again to achieve the purpose of automatic replenishment, and the liquid level is lower than the height of the ventilation hole 79 and the driving shaft 74, so as to prevent water from seeping out to the outside of the water tank 71.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (7)

1. The utility model provides a built-in rapid cooling mechanism's aerogenerator blade mould, includes frame (1), its characterized in that: the heat exchange device is characterized in that a fixed die holder (2) is fixedly mounted at the top of the rack (1), a movable die holder (3) is arranged at the top of the fixed die holder (2), a die core (4) is embedded into one surface, close to the fixed die holder (2) and the movable die holder (3), of the fixed die holder through a screw, a water inlet pipe (5) and a water outlet pipe (6) are fixedly sleeved at the bottoms of the two ends of the fixed die holder (2) respectively, a heat exchange mechanism (8) is mounted between the water inlet pipe (5) and the water outlet pipe (6), the heat exchange mechanism (8) is tightly attached to the bottom of the die core (4), and one end of each of the water inlet pipe (5) and the water outlet pipe (6) penetrates through the outer wall of the fixed die holder (2) and is connected with a water circulation mechanism (7);

the heat exchange mechanism (8) comprises a connector (81), a plurality of connectors (81) are fixedly mounted on one side, close to each other, of the water inlet pipe (5) and the water outlet pipe (6), rotating pipes (83) are arranged at the positions of the connectors (81) at the bottom of the cavity of the mold core (4), one ends, close to the connectors (81), of the rotating pipes (83) are in sliding sleeve connection with connecting pipes (86), the connecting pipes (86) are connected with the connectors (81) through threaded structures, sealing rings (87) are fixedly mounted on the end faces of the rotating pipes (83), the sealing rings (87) are tightly attached to the inner walls of the connecting pipes (86), plugs (82) are mounted on the connectors (81) on the outer sides of the rotating pipes (83) through threaded structures, one ends, far away from the connectors (81), of the rotating pipes (83) are rotatably mounted on the end faces of heat exchange pipes (84), and a plurality of fin assemblies (85) are mounted on the heat exchange pipes (84);

the fin component (85) comprises a fixing ring (851), a plurality of fixing rings (851) are fixedly mounted on the heat exchange tube (84), a mounting ring (852) is movably arranged on each fixing ring (851), a slot (853) is formed in the inner wall of each mounting ring (852), the slot (853) is clamped with the fixing ring (851), a fixed fin (854) is fixedly mounted at the top of each mounting ring (852), and movable fins (855) are mounted at two ends of the top of each fixed fin (854) through countersunk screws;

one ends of the heat exchange tubes (84) close to the water inlet tube (5) are sparsely arranged, one ends of the heat exchange tubes close to the water outlet tube (6) are tightly arranged, the mounting ring (852) is clamped on the fixing ring (851), and the whole width of the fins is adjusted through the mounting positions of the movable fins (855) in the fixing fins (854);

water circulation mechanism (7) include water tank (71), the bottom of water tank (71) fixed mounting frame (1), inlet tube (5) and outlet pipe (6) are fixed respectively and are run through the both ends top of water tank (71), a plurality of heat insulating boards (72) of fixed mounting in water tank (71), open the bottom of heat insulating board (72) and have runner (73), form a plurality of water storage chambeies between the inner wall of heat insulating board (72) and water tank (71), all rotate between the water storage intracavity wall between outlet pipe (6) bottom and outlet pipe (6) and inlet tube (5) and cup joint driven shaft (75), it runs through and is equipped with driving shaft (74) to rotate on water tank (71) the curb plate at driven shaft (75) top, fixed mounting flabellum (76) on driving shaft (74), install engaged with gear (77) on driving shaft (74) and driven shaft (75), fixed mounting water wheels (78) on driven shaft (75), one side outer wall that water tank (71) kept away from (74) is kept away from to water tank (71) is opened there are a plurality of ventilation holes (79).

2. The wind driven generator blade mold with the built-in rapid cooling mechanism according to claim 1, wherein: the wind driven generator blade die cavity is formed in the die core (4), the guide columns (9) are fixedly mounted at two ends of the top surface of the frame (1), the guide plates (11) are fixedly mounted on the outer walls of two sides of the movable die holder (3), the guide plates (11) are connected to the guide columns (9) in a sliding mode, the guide plates (11) are penetrated through the top of the guide columns (9), the top plate (10) is fixedly mounted on the top plate, and the hydraulic cylinder and the material injection nozzle are mounted on the top plate (10).

3. The wind driven generator blade mold with the built-in rapid cooling mechanism as claimed in claim 1, wherein: the inner cavity and the through holes at the two ends of the connecting pipe (86) form a middle-shaped structure, the sealing ring (87) is closely attached to the inner wall of the middle part of the middle-shaped structure, the heat exchange pipe (84) is of a U-shaped structure, and the rotating pipe (83) is of an L-shaped structure.

4. The wind driven generator blade mold with the built-in rapid cooling mechanism as claimed in claim 1, wherein: the two ends of the fixing ring (851) are integrally provided with supporting plates, the fixing ring (851) and the supporting plates form an omega-shaped structure, the bottoms of the two ends of the mounting ring (852) are tightly pressed on the supporting plates at the two ends of the fixing ring (851), the inner diameter of the mounting ring (852) is equal to the outer diameter of the heat exchange tube (84), and the distance from the top of the fixing fin (854) to the heat exchange tube (84) is equal to the distance from the heat exchange tube (84) to the top of the inner cavity of the fixed die holder (2).

5. The wind driven generator blade mold with the built-in rapid cooling mechanism as claimed in claim 1, wherein: the water storage chamber bottom is the slope structure, and goes out water pipe (6) and highly reduce gradually to the water storage chamber bottom between inlet tube (5), the top fixed mounting of inlet tube (5) has the suction pump, fixed mounting has the motor on the outer wall of water tank (71), driving shaft (74) keep away from the one end of flabellum (76) run through water tank (71) and with the output shaft of motor between installation matched with sprocket and driving chain.

6. The wind driven generator blade mold with the built-in rapid cooling mechanism as claimed in claim 5, wherein: open water tank (71) lateral wall top of inlet tube (5) department has mended water hole (12), water tank (71) inner wall slip joint closing plate (13) of water hole (12) department, water tank (71) inner wall fixed mounting magnet piece (14) at water hole (12) top mend, magnet piece (14) are adsorbed to the top magnetic force of closing plate (13), open the outer wall of closing plate (13) has spout (15), slip joint slide bar (16) in spout (15), the bottom fixed mounting floater (17) of slide bar (16).

7. The wind driven generator blade mold with the built-in rapid cooling mechanism as claimed in claim 6, wherein: the height of moisturizing hole (12) is less than the height of ventilation hole and driving shaft (74), slide bar (16) and spout (15) joint department are T type structure, the outer wall bottom fixed mounting of closing plate (13) has the stopper, and the inner wall of water tank (71) is opened has the spacing groove of joint stopper.

Images