Heliostat mounting bracket for photo-thermal power station

Abstract

The utility model provides a heliostat mounting bracket for a photo-thermal power station, which relates to the technical field of heliostat mounting, and comprises a fixing mechanism for fixing a heliostat and an air injection mechanism for cleaning the heliostat, and the air injection mechanism is detachably arranged above the fixing mechanism; the fixing mechanism comprises a fixing frame used for installing the heliostat. The air injection mechanism comprises a compressed air tank and an air injection main through pipe connected with the compressed air tank, the air injection main through pipe is provided with a branch flow pipe, the branch flow pipe is provided with a plurality of nozzles, and the nozzles are arranged above the heliostat.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of heliostat installation, in particular to a kind of heliostat installation support of photo-thermal power station. BACKGROUND

[0002] Solar thermal power generation is an important direction of new energy utilization, and the main form has three systems of trough, tower, butterfly (disc), the biggest advantage of thermal power generation is that power output is stable, can be basic power, peak shaving, in addition, mature and reliable energy storage (heat storage) configuration can generate continuously at night.

[0003] The basic principle of solar thermal power generation is to reflect sunlight to the heat absorption tower through the heliostat, and the working medium inside the heat absorption tower is heated to generate steam, which in turn drives the steam turbine to drive the generator to generate electricity. The surface of the heliostat will be covered with a large amount of dust after a long time of work, which will affect the reflection effect. The heliostat mounting bracket of the prior art does not have a dust removal function, and manual removal of the heliostat is required for dust removal. Such operation is complicated and seriously wastes labor costs. UTILITY MODEL CONTENTS

[0004] The utility model aims to provide a kind of heliostat installation support of photo-thermal power station, to realize the technical effect that heliostat can be cleaned.

[0005] The utility model is implemented by the following technical solutions: a fixing mechanism for fixing the heliostat and a gas injection mechanism for cleaning the heliostat are provided, and the gas injection mechanism is detachably arranged above the fixing mechanism.

[0006] The fixing mechanism includes a fixing frame for installing the heliostat.

[0007] The gas injection mechanism includes a compressed gas tank and a gas injection main pipe connected to the compressed gas tank, a branch pipe is arranged on the gas injection main pipe, a plurality of nozzles are installed on the branch pipe, and the nozzles are arranged above the heliostat.

[0008] In order to better realize the utility model, further, the gas injection mechanism further includes a mounting bracket and a lap plate, the top of the mounting bracket is further provided with a lap groove, the end of the lap plate is provided with a lap block that can be accommodated in the lap groove, and the branch pipe is arranged on the lap plate.

[0009] In order to better realize the utility model, further, the side of the mounting bracket is further provided with a mounting plate, the mounting plate is further provided with a support block and a mounting sleeve ring, the bottom of the compressed gas tank is arranged on the support block, the mounting sleeve ring is sleeved on the neck of the compressed gas tank, and a pulse valve is further arranged between the output end of the compressed gas tank and the gas injection main pipe.

[0010] In order to better realize the utility model, further, the fixed frame is provided with a mounting seat for fixing the heliostat installation, the bottom of the mounting seat is provided with an extrusion block, the mounting seat is provided with a screw rod, the end of the screw rod is connected with the extrusion block, so that the extrusion block moves to the direction of the heliostat and extrudes and fixes the heliostat.

[0011] The bottom of the mounting seat is also provided with a sliding block, and the fixed frame is provided with a sliding rail, and the sliding block can slide on the sliding rail.

[0012] In order to better realize the utility model, further, the bottom of the mounting frame is also provided with a telescopic rod, the bottom of the telescopic rod is provided with a rotating seat, and the telescopic rod rotates in the rotating seat, so that the rod body of the telescopic rod can be stretched upwards or retracted downwards, so as to adjust the inclination angle of the fixed frame.

[0013] In order to better realize the utility model, further, the bottom of the rotating seat is also provided with a support frame, and the bottom of the support frame is also provided with a first hydraulic cylinder, and the first hydraulic cylinder drives the fixed mechanism to lift.

[0014] In order to better realize the utility model, further, the bottom of the mounting frame is also provided with a second hydraulic cylinder, and the second hydraulic cylinder drives the air jet mechanism to lift.

[0015] In order to better realize the utility model, further, it also includes a base plate, and the first hydraulic cylinder and the second hydraulic cylinder are arranged on the base plate.

[0016] The utility model has the advantages of ingenious structure, simple installation and operation, and the heliostat does not need to be installed and disassembled complicatedly.

[0017] The utility model has the advantages of ingenious structure, simple installation and operation, and the heliostat does not need to be installed and disassembled complicatedly. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to better realize the utility model, further, the bottom of the mounting frame is also provided with a telescopic rod, the bottom of the telescopic rod is provided with a rotating seat, and the telescopic rod rotates in the rotating seat, so that the rod body of the telescopic rod can be stretched upwards or retracted downwards, so as to adjust the inclination angle of the fixed frame.

[0019] Figure 1 The utility model provides the structure schematic view of heliostat installation support of light and heat power station.

[0020] Figure 2The utility model provides a light and heat power station heliostat installation support's split schematic view is provided.

[0021] Figure 3 For Figure 2 The A part enlarged view of

[0022] Icon:

[0023] 100 - fixed mechanism, 110 - fixed frame, 111 - mounting seat, 112 - extrusion block, 113 - screw rod, 114 - sliding block, 120 - telescopic rod, 121 - rotating seat, 130 - support frame, 131 - first hydraulic cylinder, 200 - air injection mechanism, 210 - compressed gas tank, 220 - air injection main pipe, 230 - branch flow pipe, 240 - nozzle, 250 - mounting frame, 251 - lap joint groove, 260 - lap joint plate, 261 - lap joint block, 270 - mounting plate, 271 - support block, 272 - mounting sleeve ring, 273 - pulse valve, 280 - second hydraulic cylinder, 300 - base plate. DETAILED DESCRIPTION

[0024] The technical solutions in the utility model will be described below in combination with the drawings in the utility model.

[0025] It should be noted that: similar labels and letters represent similar items in the following drawings, therefore, once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings. Meanwhile, in the description of the utility model, the terms "first", "second" and the like are only used for distinguishing description, and cannot be understood as indicating or implying relative importance.

[0026] Please refer to Figures 1 to 3 The utility model provides a kind of light and heat power station heliostat installation support, heliostat in prior art will be attached with a large amount of dust after long time work, this will affect reflection effect, and existing dust removal mode is to clean after taking down heliostat, this operation is complicated and waste time, manpower and other costs, to solve the above technical problems, the utility model reaches the purpose of regularly and quickly cleaning heliostat by optimizing installation support structure, this operation mode is simple and feasible, and work efficiency is high.

[0027] As Figure 2 Indicated in the utility model, the utility model includes fixed mechanism 100 and air injection mechanism 200, wherein fixed mechanism 100 is to play the role of fixed heliostat, air injection mechanism 200 mainly plays the role of blowing to heliostat, makes it blow away dust on the surface of heliostat, plays the role of cleaning the surface of heliostat.

[0028] Fixed mechanism 100 includes fixed frame 110, the fixed frame 110 is cross-shaped, and slide rail is set on the fixed frame 110, and mounting seat 111 is slidably arranged on the slide rail, as Figure 3As shown in the figure, the mounting seat 111 has four, and the mounting seat 111 is inverted L-shaped, and the screw rod 113 is arranged on the mounting seat 111, the screw rod 113 passes through the mounting seat 111, the bottom of the screw rod 113 is provided with the extrusion block 112, the position of the mounting seat 111 is adjusted by sliding, and the fixed heliostat is extruded by cooperating with the extrusion block 112, and the specific operation of fixing the heliostat is that the heliostat is placed on the cross-shaped fixing frame 110, the mounting seat 111 is moved to the side of the heliostat by the sliding block 114, and then the extrusion block 112 is extruded downward by rotating the screw rod 113 to fix the heliostat.

[0029] In order to facilitate the adjustment of the inclination angle of the heliostat, the telescopic rod 120 is arranged at the bottom of the end of the fixing frame 110, and the rotating seat 121 is arranged at the bottom of the telescopic rod 120, the rotating seat 121 can rotate clockwise or counterclockwise, the rod body of the telescopic rod 120 can be stretched upward or retracted inward, the inclination angle of the heliostat is controlled by adjusting the four groups of telescopic rods 120.

[0030] In order to facilitate the adjustment of the height of the fixing mechanism 100, the support frame 130 is further arranged, the four rotating seats 121 can be fixed on the support frame 130, and the first hydraulic cylinder 131 is further arranged at the bottom of the support frame 130, the first hydraulic cylinder 131 is driven to lift the fixing mechanism 100, and the purpose of lifting the heliostat is achieved.

[0031] The air injection mechanism 200 is arranged above the fixing mechanism 100, which mainly includes a compressed gas tank 210 and an air injection main pipe 220 connected with the compressed gas tank 210, a plurality of branch flow pipes 230 are arranged at the side of the air injection main pipe 220, and a plurality of nozzles 240 are arranged at the bottom of the branch flow pipes 230, as shown in the figure. Figure 2 The nozzles 240 are arranged above the heliostat, the gas in the compressed gas tank 210 is sprayed to the direction of the heliostat through the nozzles 240, so that the dust on the surface of the heliostat can be blown away, and the purpose of cleaning the surface of the heliostat is achieved.

[0032] In order to make the structure of the air injection mechanism 200 more stable, the mounting frame 250 and the lap plate 260 are further arranged, the branch flow pipes 230 are arranged on the lap plate 260 respectively, the lap groove 251 is formed at the top of the mounting frame 250, and the lap block 261 is arranged at the end of the lap plate 260, the lap block 261 is arranged in the lap groove 251, and the purpose of fixing the air injection mechanism 200 is achieved, as shown in the figure. Figure 1As shown, in order to better install the compressed gas tank 210, therefore, the mounting plate 270 is also fixedly arranged on one side of the mounting frame 250, and the support block 271 and the mounting sleeve ring 272 are arranged on the mounting plate 270, wherein the bottom of the compressed gas tank 210 is fixedly mounted on the support block 271, and the neck of the compressed gas tank 210 is sleeved in the mounting sleeve ring 272, in order to facilitate the start and stop of the compressed gas tank 210, therefore, the pulse valve 273 is also arranged between the output end of the compressed gas tank 210 and the jet main pipe 220.

[0033] Also in order to be able to adjust the height of the jet mechanism 200, the second hydraulic cylinder 280 is also arranged on the bottom of the fixed frame 110, and the extension end of the second hydraulic cylinder 280 is connected with the bottom of the fixed frame 110.

[0034] In order to make the overall structure of the mounting bracket more perfect, and with installation and movement, the base plate 300 is also arranged, and the first hydraulic cylinder 131 and the second hydraulic cylinder 280 are arranged on the base plate 300.

[0035] The working process of the utility model is as follows:

[0036] First, the heliostat is fixedly installed on the fixed frame 110 through the mounting seat 111, and the inclination angle of the heliostat is adjusted through the telescopic rod 120, when the surface of the heliostat needs to be cleaned, the lap joint block 261 of the lap joint plate 260 of the jet mechanism 200 is installed in the lap joint groove 251 of the mounting frame 250, the compressed gas tank 210 is started through the pulse valve 273, so that the gas reaches the surface of the heliostat through the jet main pipe 220, the branch flow pipe 230 and the nozzle 240, and then the cleaning purpose is achieved, and the compressed gas tank 210 is closed after cleaning.

[0037] The utility model discloses clever structure, easy installation and operation, and do not need complicated installation and dismounting heliostat, and the surface of heliostat can be cleaned more directly and simply through the jet mechanism 200, and the operation efficiency is greatly improved.

[0038] The above is only a specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can easily think of changes or replacements within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model. Therefore, the protection scope of the utility model should be the protection scope of the claims.

Claims

1. A mounting bracket for a heliostat in a solar thermal power plant, characterized in that, It includes a fixing mechanism (100) for fixing the heliostat and an air jet mechanism (200) for cleaning the heliostat, the air jet mechanism (200) being detachably disposed above the fixing mechanism (100); The fixing mechanism (100) includes a mounting bracket (110) for mounting the heliostat; The jet mechanism (200) includes a compressed air tank (210) and a main jet pipe (220) connected to the compressed air tank (210). A branch flow pipe (230) is provided on the main jet pipe (220), and a plurality of nozzles (240) are installed on the branch flow pipe (230). The nozzles (240) are located above the heliostat.

2. The solar thermal power plant heliostat mounting bracket according to claim 1, characterized in that, The jet mechanism (200) also includes a mounting bracket (250) and an overlap plate (260). The top of the mounting bracket (250) is provided with an overlap groove (251). The end of the overlap plate (260) is provided with an overlap block (261) that can be accommodated in the overlap groove (251). The branch flow pipe (230) is disposed on the overlap plate (260).

3. The solar thermal power plant heliostat mounting bracket according to claim 2, characterized in that, The mounting bracket (250) is also provided with a mounting plate (270) on its side. A support block (271) and a mounting collar (272) are also fixedly provided on the mounting plate (270). The bottom of the compressed air tank (210) is provided on the support block (271). The mounting collar (272) is sleeved on the neck of the compressed air tank (210). A pulse valve (273) is also provided between the output end of the compressed air tank (210) and the jet main pipe (220).

4. The solar thermal power plant heliostat mounting bracket according to claim 3, characterized in that, The mounting bracket (110) is provided with a mounting base (111) for fixing the heliostat. The bottom of the mounting base (111) is provided with a pressing block (112). The mounting base (111) is provided with a screw (113). The end of the screw (113) is connected to the pressing block (112) so that the pressing block (112) moves toward the heliostat and presses and fixes the heliostat. The bottom of the mounting base (111) is also provided with a slider (114), and the fixing frame (110) is provided with a slide rail, and the slider (114) can slide on the slide rail.

5. The solar thermal power plant heliostat mounting bracket according to claim 4, characterized in that, The bottom of the mounting bracket (250) is also provided with a telescopic rod (120), and the bottom of the telescopic rod (120) is provided with a rotating seat (121). The telescopic rod (120) rotates in the rotating seat (121) so that the rod body of the telescopic rod (120) can extend upward or retract downward, so as to adjust the tilt angle of the fixing bracket (110).

6. The solar thermal power plant heliostat mounting bracket according to claim 5, characterized in that, The bottom of the rotating seat (121) is also provided with a support frame (130), and the bottom of the support frame (130) is also provided with a first hydraulic cylinder (131), which drives the fixing mechanism (100) to rise and fall.

7. The solar thermal power plant heliostat mounting bracket according to claim 6, characterized in that, The bottom of the mounting bracket (250) is also provided with a second hydraulic cylinder (280), which drives the jet mechanism (200) to rise and fall.

8. The solar thermal power plant heliostat mounting bracket according to claim 7, characterized in that, It also includes a base plate (300), on which the first hydraulic cylinder (131) and the second hydraulic cylinder (280) are disposed.

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