Solar power generation-based dust and snow removing device for mirror surface of tower type heliostat
Technical Field
The utility model relates to a solar energy power generation technical field specifically is a be used for clear snow device of tower heliostat mirror surface dust removal based on solar energy power generation.
Background
In the utilization of various solar light-gathering devices, a tower-type light-gathering and heat-collecting system is a technology which is relatively mature in application at present, and with the implementation of the thirteen-five solar energy program in China, the application of tower-type solar photo-thermal power generation devices and photo-thermal utilization devices is more and more common. The geographic position that solar energy resource is abundant has characteristics such as spaciousness, many winds, many sand and dust, snowy more, and tower heliostat is placed in the open air, and the deposition of dust is easily formed on tower heliostat the year round, often because the geographic position is long-range unmanned cleaning. Meanwhile, the rainfall amount of the geographical positions is small, the geographical positions can be mixed with accumulated dust to cause spot-shaped stains or gully-shaped stains, and in cold northern areas, sometimes thick accumulated snow at night can cover the tower-type heliostat, the phenomenon has a large influence on the heat absorption of the tower-type heat absorber by sunlight emitted by the tower-type heliostat, the mirror surface reflectivity can be reduced, the energy flux density of a light-gathering focal plane is reduced, and the photo-thermal conversion performance of the tower-type heat absorber is influenced, so that the problem of cleaning the surface of the tower-type solar heliostat becomes a difficult problem to be solved urgently in the tower-type solar photo-thermal utilization industry.
At present, the surface of the tower type solar heliostat is mainly cleaned by a manual cleaning mode or a compressor blowing mode, but the cleaning efficiency of the manual cleaning mode is low, time and labor are wasted, and manual cleaning and maintenance cost is increased; when a large compressor is used for sweeping, stubborn stains cannot be cleaned, and swept dust can fall on the surface of the heliostat. The cleaning modes belong to a movable cleaning mode, a large amount of manpower and material resources are consumed, cleaning is carried out at certain intervals generally, and therefore the problems of dust accumulation, scaling, low efficiency, poor cleanliness, incapability of normalizing daily cleaning, difficulty in guaranteeing light condensation and heat collection of the heliostat and the tower type heat absorber and the like exist. Moreover, the existing heliostat cleaning equipment is manually used, so that a large amount of time is needed, and human resources are wasted.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve the problem that exists among the prior art, provide one kind and be used for tower heliostat mirror surface dust removal snow removal device based on solar energy power generation, with low costs, maintain simply, can realize removing dust and snow to heliostat mirror surface automation, reduced the artifical risk that gets into mirror field burn, effectively reduced artifical one-tenth wood, dust collection efficiency is high.
The utility model discloses a realize above-mentioned purpose, realize through following technical scheme:
the utility model provides a be used for tower heliostat mirror surface dust removal snow removal device based on solar energy power generation, includes arc mirror field track, be equipped with the remote control automobile body on the arc mirror field track, the top of remote control automobile body is equipped with mounting platform, the last reciprocal elevating system that is equipped with of mounting platform, reciprocal elevating system's top is equipped with the mounting bracket, be equipped with the cleaning brush system on the mounting bracket, one side of mounting platform is equipped with the water supply system who provides the water source for the cleaning brush system, the one end of remote control automobile body is equipped with thin-film solar cell panel.
Preferably, the mounting platform is an automatic lifting platform.
Preferably, the mounting platform includes the base, the upside of base is equipped with reciprocal elevating system mount table, the both ends of the bottom of reciprocal elevating system mount table all are equipped with electric lift rod, the middle part of the bottom of reciprocal elevating system mount table is equipped with the center pin axle, the bottom of center pin axle is equipped with spiral jack-up spring, be equipped with the mounting groove that suits with spiral jack-up spring in the base.
Preferably, the reciprocating lifting mechanism is a crank connecting rod driving mechanism, a guide rod is vertically arranged at the bottom of the mounting frame, and a guide hole matched with the guide rod is formed in the mounting platform.
Preferably, the cleaning brush system comprises a rotating mechanism fixed on the mounting frame, a rotary motor is arranged in the rotating mechanism, a supporting rod is arranged on the rotating mechanism, a brush head is arranged at the top of the supporting rod, the top of the brush head and the working side face are both provided with cleaning brushes, a cavity is arranged in the brush head and communicated with a water supply system through a pipeline, and a plurality of liquid openings are formed in the working side face of the brush head.
Preferably, the support rod is an elastic telescopic rod.
Preferably, an ice coating sensor is arranged on the brush head.
Preferably, the water supply system comprises a hot water insulation box and an antifreezing liquid storage box which are arranged on the remote control vehicle body, the hot water insulation box and the antifreezing liquid storage box are both connected with the cleaning brush system through insulation soft water pipes, and flow regulating electromagnetic valves are arranged on the insulation soft water pipes.
Preferably, the mounting frame is a steel pipe frame, a cavity communicated with the steel pipe frame is arranged in the rotating mechanism, the support rod is a steel pipe communicated with the cavity, one end, far away from the cavity, of the steel pipe is communicated with the cavity in the brush head, and a port, far away from the rotating mechanism, of the steel pipe frame is communicated with the flow regulating electromagnetic valve.
Preferably, the antifreeze liquid storage tank stores mixed liquid of glycol and cold water.
Contrast prior art, the beneficial effects of the utility model reside in that:
the utility model has the characteristics of low cost and simple and convenient maintenance; only one remote control vehicle body and an arc-shaped mirror field track are needed in one heliostat field, the remote control vehicle body has an automatic walking and cleaning mode according to the arc-shaped mirror field track, the operation efficiency is high, and the risk of burning caused by manual entering the heliostat field is reduced; the cleaning brush system is driven to move on the heliostat mirror surface in a reciprocating way through the reciprocating lifting mechanism, and dust on the heliostat mirror surface is wiped and cleaned; can spray water and wash heliostat mirror surface simultaneously to the realization removes dust and removes snow to heliostat mirror surface automation, abandons the mode of traditional artifical dust removal, can effectively reduce artifical into the wood, and dust collection efficiency is high.
Drawings
FIG. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a layout of an arcuate mirror field track;
FIG. 3 is a schematic structural view of a cleaning brush system;
fig. 4 is a schematic structural view of the mounting platform.
The reference numbers in the drawings: 1. an arc mirror field track; 2. remotely controlling the vehicle body; 3. mounting a platform; 31. a base; 32. a reciprocating lifting mechanism mounting table; 33. an electric lifting rod; 34. a center pin; 35. a helical lifting spring; 4. a reciprocating lifting mechanism; 5. a mounting frame; 6. a cleaning brush system; 61. a rotation mechanism; 62. a support bar; 63. a brush head; 64. a cleaning brush; 65. a liquid port; 66. an icing sensor; 7. a water supply system; 71. a hot water incubator; 72. an antifreeze liquid storage tank; 73. a heat preservation soft water pipe; 74. a flow regulating solenoid valve; 8. a thin film solar cell panel; 9. a heliostat; 91. a heat absorption tower.
Detailed Description
The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope defined in the present application.
Example (b): as shown in the attached drawings 1-4, the utility model relates to a be used for clear snow device of tower heliostat mirror surface dust removal based on solar energy power generation, including arc mirror field track 1, arc mirror field track 1 arranges along heliostat 9 in the mirror field, lays between heliostat 9 and heat absorption tower 91, is the arc. Be equipped with remote control automobile body 2 on arc mirror field track 1, there are driving motor, battery in remote control automobile body 2 inside for let remote control automobile body 2 carry out cleaning work to the heliostat 9 of placing one by one according to arc mirror field track 1, still include the remote control console of remote control automobile body 2, and the remote control console is used for controlling remote control automobile body 2 and fixes a position cleanly to heliostat 9 in proper order at arc mirror field track 1. The top of remote control automobile body 2 is equipped with mounting platform 3, be equipped with reciprocal elevating system 4 on mounting platform 3, the top of reciprocal elevating system 4 is equipped with mounting bracket 5, and reciprocal elevating system 4 drives reciprocating motion about mounting bracket 5. And a cleaning brush system 6 is arranged on the mounting rack 5, and the cleaning brush system 6 reciprocates up and down along with the mounting rack 5. One side of mounting platform 3 is equipped with water supply system 7 for cleaning brush system 6 provides the water source, the one end of remote control automobile body 2 is equipped with the thin-film solar cell panel 8 of being connected with the battery electricity, and thin-film solar cell panel 8 does the utility model discloses an operation power supply.
Preferably, the mounting platform 3 is an automatic lifting platform, and the defect that the heliostat 9 cannot be cleaned due to too high placement is overcome.
Specifically, mounting platform 3 includes base 31, the upside of base 31 is equipped with reciprocal elevating system mount table 32, the both ends of the bottom of reciprocal elevating system mount table 32 all are equipped with electric lift rod 33, the middle part of the bottom of reciprocal elevating system mount table 32 is equipped with center pin axle 34, the bottom of center pin axle 34 is equipped with spiral jack spring 35, be equipped with the mounting groove that suits with spiral jack spring 35 in the base 31.
Preferably, reciprocating lift mechanism 4 is crank connecting rod actuating mechanism, can guarantee 5 up-and-down reciprocating motion's of mounting bracket efficiency, the vertical guide bar that is equipped with in bottom of mounting bracket 5, the last guiding hole that suits with the guide bar that is equipped with of mounting platform 3, the stability that mounting bracket 5 reciprocated can be guaranteed in the cooperation of guide bar and guiding hole.
Preferably, in order to guarantee clean effect, cleaning brush system 6 is including fixing rotary mechanism 61 on mounting bracket 5, be equipped with rotary motor in the rotary mechanism 61, the last bracing piece 62 that is equipped with of rotary mechanism 61, the top of bracing piece 62 is equipped with brush head 63, and rotary motor can drive brush head 63 horizontal hunting and remove dust, the top and the working face of brush head 63 all are equipped with cleaning brush 64, be equipped with the cavity in the brush head 63, the cavity passes through the pipeline and communicates with water supply system 7, the working face of brush head 63 is equipped with a plurality of liquid opening 65, and the water source that water supply system 7 provided spouts to the heliostat mirror surface through liquid opening 65, can improve the plot effect.
Preferably, in order to prolong the service life of the cleaning brush system, the supporting rod 62 is preferably an elastic telescopic rod, which can provide a buffer when cleaning hard-to-remove objects, thereby ensuring the service life.
Preferably, an ice coating sensor 66 is provided on the brush head 63 to detect whether or not ice removal is required.
Preferably, in order to improve the deicing effect, the water supply system 7 includes a hot water thermal insulation box 71 and an antifreeze liquid storage box 72 which are installed on the remote control vehicle body 2, hot water is stored in the hot water thermal insulation box 71, antifreeze liquid is stored in the antifreeze liquid storage box 72, the hot water thermal insulation box 71 and the antifreeze liquid storage box 72 are both connected with the cleaning brush system 6 through a thermal insulation soft pipe 73, water pumps are respectively arranged at one ends of the thermal insulation soft pipe 73 inserted into the hot water thermal insulation box 71 and the antifreeze liquid storage box 72, a flow regulating solenoid valve 74 is arranged on the thermal insulation soft pipe 73, when the ice coating sensor 66 detects that deicing is required, the flow regulating solenoid valve 74 of the thermal insulation soft pipe 73 of the hot water thermal insulation box 71 is controlled to be opened, the flow regulating solenoid valve 74 of the thermal insulation soft pipe 73 of the antifreeze liquid storage box 72 is controlled to be closed, hot water is provided for the cleaning brush system 6, and the hot water is sprayed to the surface of the heliostat through the liquid port 65, and (5) deicing.
Preferably, in order to simplify the structure and prevent the occurrence of motion interference, the mounting frame 5 is a steel pipe frame, a cavity communicated with the steel pipe frame is arranged in the rotating mechanism 61, the support rod 62 is a steel pipe communicated with the cavity, one end of the steel pipe far away from the cavity is communicated with the cavity in the brush head 63, and a port of the steel pipe frame far away from the rotating mechanism 61 is communicated with the flow regulating electromagnetic valve 74.
Preferably, the antifreeze liquid storage tank 72 stores therein a glycol and cold water mixed liquid in order to prevent freezing.
The working principle of the utility model is as follows: the mounting platform 3, the reciprocating lifting mechanism 4 and the cleaning brush system 6 jointly form a system which can clean the heliostat in 360 degrees without dead angles, and a rotary motor is arranged in a rotary mechanism 61 of the cleaning brush system 6, so that the brush head 63 can swing left and right to remove dust. The cleaning brush system 6 is connected with the hot water insulation tank 71 and the antifreeze liquid storage tank 72, and the two flow regulating solenoid valves 74 operate correspondingly according to the working state of the reciprocating lifting mechanism 4 to control the water delivery condition of the warm and soft water pipe 73. When the reciprocating elevating mechanism 4 operates, the flow regulating solenoid valve 74 is opened, and the warm and soft water pipe 73 supplies water to the brush head 63 for water spraying cleaning; when the reciprocating lift mechanism 4 stops operating, the flow rate adjusting solenoid valve 74 is closed. The icing sensor 66 receives data about the thickness of the ice coated on the surface of the heliostat, judges whether the thickness of the ice coated on the surface of the heliostat is a set value or not, and if the thickness of the ice coated on the surface of the heliostat is larger than the set value, judges that the heliostat plate in the area needs to be deiced, obtains electric energy from the thin-film solar cell panel 8, the reciprocating lifting mechanism 4 starts to operate after receiving the information of the icing sensor 66, and the hot water insulation box 71 discharges hot water to perform deicing operation.
Compared with the prior art, the utility model has the advantages of low cost and simple and convenient maintenance; only one remote control vehicle body 2 and the arc-shaped mirror field track 1 are needed for one mirror field, the remote control vehicle body 2 has an automatic walking and cleaning mode according to the arc-shaped mirror field track 1, the operation efficiency is high, and the risk of burn caused by manual entering the mirror field is reduced; the cleaning brush system 6 is driven by the reciprocating lifting mechanism 4 to move on the heliostat 9 in a reciprocating way, so that the cleaning brush 64 on the brush head 63 wipes and cleans dust on the heliostat mirror surface; simultaneously, set up liquid opening 65 on the brush head 63 and automatically spray water and wash the mirror surface to the realization is to the automatic snow removing that removes dust of heliostat mirror surface, abandons traditional artifical mode of removing dust, can effectively reduce artifical one-tenth wood, and dust collection efficiency is high.