Blade front edge protection material mounting device with vacuumizing function

Abstract

The utility model discloses a blade leading edge protective material mounting device with a vacuumizing function, a connecting mechanism comprises a positioning pipe, the inner wall of the top of the positioning pipe is fixedly connected with a connecting pipe, the inner wall of the connecting pipe is slidably connected with a discharging pipe, the outer side wall of the middle of the discharging pipe is fixedly connected with a connecting ring, and the connecting ring is fixedly connected with the inner wall of the connecting pipe. The two ends of the bottom of the connecting ring are symmetrically and fixedly connected with second springs, the bottoms of the two second springs are fixedly connected with the inner wall of the connecting pipe, one end of the top of the connecting ring is fixedly connected with a shifting piece, and the other end of the shifting piece penetrates out of the connecting pipe and is connected with the shifting piece in the vacuum opening connecting mechanism in a pressing mode. When the shifting piece is loosened, the sealing plug is lifted up to block the connecting pipe so as to prevent the protective paint from entering the discharging pipe inside, and by pressing the shifting piece in the connecting mechanism connected with the protective paint injection port, the inflow amount of the protective paint can be controlled, and the protective paint is prevented from overflowing due to excessive injection.

Description

Technical Field

[0001] The utility model relates to the technical field of wind power blades, in particular to a blade leading edge protective material installation device with a vacuum extraction function. Background Art

[0002] Wind turbine blades are one of the key components of wind power generation devices and are usually made of composite materials such as glass fiber and carbon fiber. Their main function is to capture wind energy and convert it into rotational power to drive the generator to generate electricity. The blade design takes into account aerodynamic principles to maximize efficiency and energy conversion rate.

[0003] Wind turbine blades are often used for offshore power generation, and the leading edge of the wind turbine blades needs to be protected. In the prior art, a prefabricated protective layer can be prepared and installed on the leading edge of the blade, and protective paint can be injected into the protective layer to protect the protective paint from curing. However, when injecting the protective paint, there is a lack of installation devices to support and fix the blades, so the injection of the protective paint is more troublesome. Therefore, a blade leading edge protective material installation device with a vacuum extraction function is proposed to solve the above problem. Utility Model Content

[0004] The technical problems to be solved by the utility model are as follows:

[0005] When injecting protective paint, there is a lack of installation device to support and fix the blade, so the injection of protective paint is more troublesome. Therefore, a blade leading edge protective material installation device with a vacuum function is proposed to solve the above problem.

[0006] The purpose of the utility model can be achieved through the following technical solutions:

[0007] A blade leading edge protective material installation device with a vacuuming function comprises a clamping mechanism, wherein a connecting mechanism is arranged on the top of the clamping mechanism;

[0008] Also includes:

[0009] Wherein, the connecting mechanism comprises a positioning tube, the top inner wall of the positioning tube is fixedly connected with a connecting tube, and the inner wall of the connecting tube is slidably connected with a discharge tube;

[0010] Among them, a connecting ring is fixedly connected to the outer wall of the middle part of the discharge pipe, and two springs are symmetrically fixedly connected to the two ends of the bottom of the connecting ring, and the bottoms of the two springs are fixedly connected to the inner wall of the connecting pipe;

[0011] Wherein, a paddle is fixedly connected to one end of the top of the connecting ring, the other end of the paddle passes through the connecting tube, and the outer side wall of the paddle is slidably connected to the connecting tube.

[0012] As a further solution of the utility model: a discharge port is opened on the outer wall of the lower end of the discharge pipe, a sealing plug is fixedly connected to the bottom of the discharge pipe, the lower end of the sealing plug passes through the connecting pipe, and the top of the outer wall of the sealing plug is movably connected to the top of the connecting pipe.

[0013] As a further solution of the utility model: one end of the outer wall of the positioning tube is fixedly connected with a connecting part, and the outer wall of the connecting part is rotatably connected with a rotating tool holder near the opening of the positioning tube. Two rotating tool holders are provided in total and are symmetrically arranged.

[0014] As a further solution of the utility model: the outer wall of the connecting part and the two sides of the rotating tool holder are rotatably connected with connecting rods, the other ends of the two connecting rods are rotatably connected with the two rotating tool holders respectively, and the outer walls of the two rotating tool holders and the side away from the connecting rod are fixedly connected with a sprue knife.

[0015] As a further solution of the utility model: the clamping mechanism includes supporting feet, and there are two supporting feet in total, and both ends of the bottom of the two supporting feet are symmetrically rotatably connected with universal wheels, and the tops of the two supporting feet are fixedly installed with supporting plates, and the inner side of the top of the support plate is rotatably connected with a screw, one end of the screw passes through the support plate and is fixedly connected with a handwheel, one end of the outer wall of the handwheel is rotatably connected to the support plate, and the top of the support plate and below the screw is fixedly connected with a slide rail.

[0016] As a further solution of the utility model: threads are provided on both sides of the outer wall of the screw, and the threads on both sides of the screw are in opposite directions. Moving blocks are threadedly sleeved on both sides of the outer wall of the screw, and the bottoms of the two moving blocks are slidably connected to the slide rail.

[0017] As a further solution of the utility model: a lower clamping roller is rotatably connected to the middle part of the front side of the moving block, a slider is slidably connected to the outer wall of the moving block and located above the lower clamping roller, a spring is fixedly connected to the top of the slider, an upper clamping roller is rotatably connected to the front side of the slider, the lower end of the outer wall of the upper clamping roller is movably connected to the lower clamping roller, one end of the side walls of the two moving blocks are fixedly connected to a placement rack, the inner walls of the two placement racks are respectively penetrated by a vacuum tube and an injection tube, and the ends of the vacuum tube and the injection tube are respectively fixedly connected to the connecting tube.

[0018] Beneficial effects of the utility model:

[0019] (1) The utility model connects the protective paint injection port and the vacuum port of the protective layer through a connecting mechanism. By pressing the paddle in the vacuum port connecting mechanism, the sealing plug falls down to the two discharge ports to extract air into the protective layer. When the paddle is released, the sealing plug is lifted up to block the connecting pipe, thereby preventing the protective paint from entering the internal discharge pipe.

[0020] (2) By pressing the paddle in the connecting mechanism of the protective paint injection port, the amount of protective paint flowing in can be controlled to prevent the protective paint from overflowing due to excessive injection;

[0021] (3) A nozzle knife is provided at the bottom of the connection mechanism. When the protective paint is injected and cured, the nozzle knife is pushed to close to cut off the excess nozzle of the protective layer, thereby improving the aesthetics of the protective layer;

[0022] (4) Wind turbine blades of different sizes can be clamped by the clamping mechanism. After the protective paint is injected into the protective layer, the clamping mechanism supports the wind turbine blade to keep it stable, thereby accelerating the curing rate of the protective paint. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] The utility model is further described below in conjunction with the accompanying drawings.

[0024] Figure 1 It is a schematic diagram of the structure when the clamping mechanism clamps the wind turbine blade;

[0025] Figure 2 It is a schematic diagram of the overall structure of the utility model;

[0026] Figure 3 It is a schematic diagram of the overall structure of the connecting mechanism in the utility model;

[0027] Figure 4 It is a schematic diagram of the cross-sectional structure of the positioning mechanism in the utility model;

[0028] Figure 5 It is a schematic diagram of the overall structure of the rotating tool holder in the utility model.

[0029] In the figure: 1. Clamping mechanism; 101. Support foot; 102. Universal wheel; 103. Support plate; 104. Screw; 105. Hand wheel; 106. Slide rail; 107. Moving block; 108. Lower clamping roller; 109. Sliding block; 110. Upper clamping roller; 111. Spring 1; 112. Placement rack; 113. Vacuum tube; 114. Injection pipe; 2. Connecting mechanism; 201. Positioning pipe; 202. Connecting pipe; 203. Discharge pipe; 204. Connecting ring; 205. Paddle; 206. Spring 2; 207. Discharge port; 208. Sealing plug; 209. Connecting part; 210. Rotating tool holder; 211. Water nozzle knife; 212. Connecting rod. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] like Figure 1-5 As shown, a blade leading edge protective material installation device with a vacuum extraction function includes a clamping mechanism 1, and a connecting mechanism 2 is arranged on the top of the clamping mechanism 1; it also includes: wherein the connecting mechanism 2 includes a positioning tube 201, and the top inner wall of the positioning tube 201 is fixedly connected to a connecting tube 202, and the inner wall of the connecting tube 202 is slidably connected to a discharge tube 203; wherein a connecting ring 204 is fixedly connected to the outer wall of the middle part of the discharge tube 203, and springs 206 are symmetrically fixedly connected to the two ends of the bottom of the connecting ring 204, and the bottoms of the two springs 206 are fixedly connected to the inner wall of the connecting tube 202; wherein a paddle 205 is fixedly connected to one end of the top of the connecting ring 204, and the other end of the paddle 205 passes through the connecting tube 202, and the outer wall of the paddle 205 is slidably connected to the connecting tube 202, as shown in FIG. Figure 4 As shown, the spring 206 pushes the discharge pipe 203 upward;

[0032] The outer wall of the lower end of the discharge pipe 203 is provided with a discharge port 207, and the bottom of the discharge pipe 203 is fixedly connected with a sealing plug 208, the lower end of the sealing plug 208 passes through the connecting pipe 202, and the top of the outer wall of the sealing plug 208 is movably connected to the top of the connecting pipe 202, such as Figure 4 As shown, the sealing plug 208 is made of rubber;

[0033] One end of the outer wall of the positioning tube 201 is fixedly connected to a connecting portion 209, and the outer wall of the connecting portion 209 is rotatably connected to a rotating tool holder 210 near the opening of the positioning tube 201. A total of two rotating tool holders 210 are provided, and the two rotating tool holders 210 are symmetrically arranged. The outer wall of the connecting portion 209 and the two sides of the rotating tool holder 210 are rotatably connected to connecting rods 212, and the other ends of the two connecting rods 212 are rotatably connected to the two rotating tool holders 210 respectively. The outer walls of the two rotating tool holders 210 and the side away from the connecting rods 212 are fixedly connected to a water nozzle knife 211, such as Figure 5 As shown, the nozzle cutter 211 cuts off the protective paint injection port and the vacuum port;

[0034] The clamping mechanism 1 includes a supporting foot 101, and there are two supporting feet 101 in total, and both ends of the bottom of the two supporting feet 101 are symmetrically rotatably connected with universal wheels 102, and the tops of the two supporting feet 101 are fixedly installed with supporting plates 103, and the inner side of the top of the supporting plate 103 is rotatably connected with a screw rod 104, one end of the screw rod 104 passes through the supporting plate 103 and is fixedly connected with a hand wheel 105, and one end of the outer wall of the hand wheel 105 is rotatably connected to the supporting plate 103, and the top of the supporting plate 103 and located below the screw rod 104 are fixedly connected with a slide rail 106. Threads are provided on both sides of the outer wall of the screw 104, and the threads on both sides of the screw rod 104 face opposite directions, and moving blocks 107 are threadedly sleeved on both sides of the outer wall of the screw 104, and the bottoms of the two moving blocks 107 are slidably connected to the slide rail 106, such as Figure 1-Figure 2 As shown, rotating the hand wheel 105 drives the moving blocks 107 on both sides to move relative to each other;

[0035] The middle part of the front side of the moving block 107 is rotatably connected with a lower clamping roller 108, and a slider 109 is slidably connected to the outer wall of the moving block 107 and located above the lower clamping roller 108. The top of the slider 109 is fixedly connected with a spring 111, and the front side of the slider 109 is rotatably connected with an upper clamping roller 110. The lower end of the outer wall of the upper clamping roller 110 is movably connected to the lower clamping roller 108. One end of the side wall of the two moving blocks 107 is fixedly connected with a placement rack 112, and the inner walls of the two placement racks 112 are respectively penetrated and connected with a vacuum tube 113 and an injection tube 114, and the ends of the vacuum tube 113 and the injection tube 114 are respectively fixedly connected to the connecting tube 202, such as Figure 1-Figure 2 As shown, the end of the vacuum tube 113 can be connected to a vacuum pump, and the end of the injection tube 114 can be connected to a discharge pump.

[0036] The working principle of this utility model:

[0037] The prefabricated protective layer is glued to the leading edge of the wind turbine blade, and then the wind turbine blade is placed between the lower clamping roller 108 and the upper clamping roller 110. The spring 111 pushes the upper clamping roller 110 downward to fix the wind turbine blade below. Then, the connecting mechanism 2 connecting the vacuum tube 113 and the injection tube 114 is taken out respectively, and the positioning tube 201 is sleeved on the outside of the vacuum port reserved for the protective layer. Then, the paddle 205 is pressed downward to drive the discharge port 207 to descend through the connecting ring 204. At this time, the interior of the positioning tube 201 is connected to the interior of the discharge tube 203 through the discharge port 207. Then, the vacuum pump connected to the other end of the vacuum tube 113 is started, and the interior of the protective layer is changed into a vacuum state. After that, the paddle 205 is released, and the sealing plug 208 is lifted up to block the bottom of the connecting tube 202. Then, the discharge pump connected to the injection tube 114 is started, and the paddle 205 is pressed downward. At this time, the protective paint in the injection tube 114 is drawn into the interior of the protective layer.

[0038] After the protective layer is filled with protective paint, the wind turbine blade is left still for a while, then the connecting rods on both sides of the connecting mechanism 2 are pushed, the tool holder 210 is rotated to close, and the protective paint is injected into the water inlet and the vacuum water inlet through the water inlet knife 211 to cut off, and then the cut part can be polished.

[0039] The above is a detailed description of an embodiment of the utility model, but the content is only a preferred embodiment of the utility model and cannot be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of application of the utility model should still fall within the scope of the patent coverage of the utility model.

Claims

1. A blade leading edge protective material installation device with a vacuum extraction function, comprising a clamping mechanism (1), wherein a connecting mechanism (2) is arranged on the top of the clamping mechanism (1); It is characterized in that Also includes: The connection mechanism (2) comprises a positioning tube (201), the top inner wall of the positioning tube (201) is fixedly connected to a connecting tube (202), and the inner wall of the connecting tube (202) is slidably connected to a discharge tube (203); The outer wall of the middle part of the discharge pipe (203) is fixedly connected with a connecting ring (204), and two ends of the bottom of the connecting ring (204) are symmetrically fixedly connected with springs 2 (206), and the bottoms of the two springs 2 (206) are fixedly connected to the inner wall of the connecting pipe (202); One end of the top of the connecting ring (204) is fixedly connected to a paddle (205), the other end of the paddle (205) passes through the connecting tube (202), and the outer side wall of the paddle (205) is slidably connected to the connecting tube (202).

2. The blade leading edge protective material installation device with vacuum extraction function according to claim 1, characterized in that: A discharge port (207) is provided on the outer wall at the lower end of the discharge pipe (203), and a sealing plug (208) is fixedly connected to the bottom of the discharge pipe (203). The lower end of the sealing plug (208) passes through the connecting pipe (202), and the top of the outer wall of the sealing plug (208) is movably connected to the top of the connecting pipe (202).

3. The blade leading edge protective material installation device with vacuum function according to claim 1, characterized in that: One end of the outer wall of the positioning tube (201) is fixedly connected to a connecting portion (209), and the outer wall of the connecting portion (209) is rotatably connected to a rotating tool holder (210) near the opening of the positioning tube (201). Two rotating tool holders (210) are provided in total, and the two rotating tool holders (210) are symmetrically arranged.

4. The blade leading edge protective material installation device with vacuum function according to claim 3, characterized in that: The outer wall of the connecting portion (209) and the two sides of the rotating tool holder (210) are rotatably connected to connecting rods (212), the other ends of the two connecting rods (212) are rotatably connected to the two rotating tool holders (210) respectively, and the outer walls of the two rotating tool holders (210) and the side away from the connecting rods (212) are fixedly connected to the nozzle knife (211).

5. The blade leading edge protective material installation device with vacuum function according to claim 1, characterized in that: The clamping mechanism (1) comprises a supporting foot (101), wherein two supporting feet (101) are provided in total, and both ends of the bottom of the two supporting feet (101) are symmetrically rotatably connected to universal wheels (102), and the tops of the two supporting feet (101) are fixedly installed with supporting plates (103), and the inner side of the top of the supporting plate (103) is rotatably connected to a screw rod (104), one end of the screw rod (104) passes through the supporting plate (103) and is fixedly connected to a hand wheel (105), and one end of the outer wall of the hand wheel (105) is rotatably connected to the supporting plate (103), and a slide rail (106) is fixedly connected to the top of the supporting plate (103) and located below the screw rod (104).

6. The blade leading edge protective material installation device with vacuum extraction function according to claim 5, characterized in that: Threads are provided on both sides of the outer wall of the screw rod (104), and the threads on both sides of the screw rod (104) are oriented in opposite directions. Moving blocks (107) are threadedly sleeved on both sides of the outer wall of the screw rod (104), and the bottoms of the two moving blocks (107) are slidably connected to the slide rail (106).

7. The blade leading edge protective material installation device with vacuum function according to claim 6, characterized in that: The middle part of the front side of the moving block (107) is rotatably connected to a lower clamping roller (108); the outer wall of the moving block (107) and located above the lower clamping roller (108) is slidably connected to a slider (109); the top of the slider (109) is fixedly connected to a spring (111); the front side of the slider (109) is rotatably connected to an upper clamping roller (110); the lower end of the outer wall of the upper clamping roller (110) is movably connected to the lower clamping roller (108); one end of the side walls of the two moving blocks (107) are fixedly connected to a placement rack (112); the inner walls of the two placement racks (112) are respectively penetrated by a vacuum tube (113) and an injection tube (114); and the ends of the vacuum tube (113) and the injection tube (114) are respectively fixedly connected to the connecting tube (202).

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