CN109928602B - Solar drive and electric heating type circulating pushing and polishing machine - Google Patents
Solar drive and electric heating type circulating pushing and polishing machine Download PDFInfo
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- CN109928602B CN109928602B CN201910270112.1A CN201910270112A CN109928602B CN 109928602 B CN109928602 B CN 109928602B CN 201910270112 A CN201910270112 A CN 201910270112A CN 109928602 B CN109928602 B CN 109928602B
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- 238000005498 polishing Methods 0.000 title claims abstract description 23
- 238000005485 electric heating Methods 0.000 title claims abstract description 13
- 238000001035 drying Methods 0.000 claims abstract description 47
- 239000010802 sludge Substances 0.000 claims abstract description 35
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 230000000712 assembly Effects 0.000 claims abstract description 10
- 238000000429 assembly Methods 0.000 claims abstract description 10
- 238000004146 energy storage Methods 0.000 claims description 32
- 229910000831 Steel Inorganic materials 0.000 claims description 24
- 239000010959 steel Substances 0.000 claims description 24
- 230000005540 biological transmission Effects 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 9
- 239000004809 Teflon Substances 0.000 claims description 4
- 229920006362 Teflon® Polymers 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 14
- 238000010438 heat treatment Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000005855 radiation Effects 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 230000006872 improvement Effects 0.000 description 9
- 238000007599 discharging Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000009264 composting Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Drying Of Solid Materials (AREA)
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Abstract
The invention discloses a solar-driven and electrically-heated circulating pushing and polishing machine, which comprises: a semitransparent solar panel and a pushing and polishing machine body; the semitransparent solar cell panel is arranged on the drying greenhouse, and the pushing and throwing machine body is arranged in the drying greenhouse to push and throw sludge; the pushing and polishing machine body comprises a driving mechanism and a plurality of pushing and polishing assemblies, and the semitransparent solar panel is respectively connected with the driving mechanism and the pushing and polishing assemblies; part of solar energy is transmitted through the semitransparent solar panel to radiate the dried sludge in the drying greenhouse, and the other part of solar energy is converted into electric energy through the semitransparent solar panel; part of the electric energy is supplied to the driving mechanism, and the other part of the electric energy is supplied to the pushing and throwing assembly for electric heating. The invention is used for realizing sludge drying treatment, can realize the effects of drying sludge by solar radiation, driving a pushing and throwing machine to operate by solar power collection and supplying the solar power collection to a toothed harrow for heating and drying the sludge in the treatment process, and fully utilizes solar energy to a greater extent so as to realize clean production in the sludge drying process.
Description
Technical Field
The invention belongs to the technical field of solid material treatment, and relates to a solar-driven and electric-heating-type circulating pushing and polishing machine, in particular to a pushing and polishing machine which simultaneously utilizes solar radiation heat energy and collecting electric energy to realize sludge paving, greenhouse airing and drying, electric heating and drying and pushing and discharging.
Background
Sludge is a byproduct formed by the death and accumulation of a part of old microorganisms during the sewage treatment process when the microorganisms metabolize and remove organic pollutants. At present, the main sludge drying treatment technologies at home and abroad comprise anaerobic digestion, aerobic composting, cooperative incineration, high-pressure dehydration, low-temperature dehumidification of sludge, sludge (solar energy) drying and the like. The sludge solar drying method has the advantages of moderate investment cost, low operation cost, high automation degree and wide sludge disposal path due to the utilization of green renewable energy sources, and is an important development direction of sludge drying treatment in the future.
Regarding sludge solar energy drying treatment, the application in China is still not mature and stable enough at present, the groove type pushing and throwing machine (groove type turning and throwing machine) or imported mole turning and throwing machine adopted in the main stream is a single solar greenhouse type drying technology, the groove type pushing and throwing component or mole machine is used for turning and throwing in an auxiliary mode, only the radiation heat energy of the sun is utilized, surplus solar energy waste can be caused when sunlight is sufficient in daytime, and at night or in overcast and rainy days, the operation is stopped due to insufficient energy, or other external energy sources such as a heat pump and boiler heating are connected, so that the investment of supporting facilities of a solar drying system is increased, and the operation cost is increased. How to optimize the engineering application of the solar sludge drying process, further reduces the investment and operation cost, improves the solar energy utilization efficiency, and becomes a great weight in the current research of the solar sludge drying subject.
For the above reasons, development and provision of a sludge solar drying device with lower investment in supporting facilities, higher solar energy utilization efficiency and more flexible operation regulation and control mode are urgently needed.
Disclosure of Invention
Aiming at the defects in the problems, the invention provides a solar-driven and electric-heating type circulating pushing and polishing machine which is used for realizing sludge drying treatment, and can realize the effects of drying sludge by solar radiation, driving the pushing and polishing machine to operate by solar power collection and supplying the solar power collection to a toothed harrow to heat and dry the sludge in the treatment process, so that solar energy is fully utilized to a greater extent, and clean production of the sludge drying process is realized.
The invention discloses a solar-driven and electrically-heated circulating pushing and polishing machine, which comprises: a semitransparent solar panel and a pushing and polishing machine body;
The semitransparent solar cell panel is arranged on the drying greenhouse, and the pushing and throwing machine body is arranged in the drying greenhouse to push and throw sludge; the pushing machine body comprises a driving mechanism and a plurality of pushing assemblies, and the semitransparent solar panel is respectively connected with the driving mechanism and the pushing assemblies;
Part of solar energy is transmitted through the semitransparent solar panel to radiate the dried sludge in the drying greenhouse, and the other part of solar energy is converted into electric energy through the semitransparent solar panel; part of the electric energy is supplied to the driving mechanism, and the other part of the electric energy is supplied to the pushing and throwing assembly for electric heating.
As a further improvement of the invention, the translucent solar panel is mounted on a desiccated greenhouse roof.
As a further improvement of the present invention, there is also included: an energy storage station;
the energy storage inlet of the energy storage station is connected with the semitransparent solar cell panel, and the driving mechanism and the pushing and throwing assembly are connected in parallel between the power supply current outlet and the power supply current return opening of the energy storage station.
As a further development of the invention, the energy storage station is a battery energy storage station.
As a further improvement of the invention, the driving mechanism comprises a driving sprocket, a secondary sprocket and a chain, wherein the chain is connected with the driving sprocket and the secondary sprocket, and all the pushing and throwing components are fixedly arranged on the chain;
The driving chain wheel operates under the energy supply effect of the energy storage station, and all the pushing and throwing assemblies are driven to circularly travel through the chain and the auxiliary chain wheel.
As a further improvement of the present invention, the pushing assembly includes: bar-shaped square steel, a toothed harrow fixing plate and a toothed harrow;
The toothed harrow is in the toothed harrow fixed plate, the toothed harrow fixed plate is welded and fixed on the bar-shaped square steel, and the bar-shaped square steel is in threaded connection on the chain.
As a further improvement of the invention, the tooth harrow is formed by assembling a plurality of tooth harrow standard parts, and the tooth harrow standard parts are W-shaped structural parts made of electric heating materials.
As a further improvement of the invention, the surface of the tooth rake standard is provided with a teflon coating.
As a further improvement of the present invention, there is also included: the roller type power transmission system supplies power along with the walking toothed harrow;
the roller type power transmission system comprises a power cable, a steel rail, a conductive roller, a sliding contact part, a first wiring terminal and a second wiring terminal;
The conductive roller is rotatably arranged at two ends of the strip-shaped square steel and moves on the steel rail, and the sliding contact part is in sliding connection with the conductive roller; the power is formed into a loop by the power supply current outlet through the power cable, the conductive steel rail, the conductive roller, the sliding contact part, the first connecting terminal, the second connecting terminal, the toothed harrow and the power supply current flow-back opening in sequence, and the toothed harrow is heated.
As a further improvement of the invention, the roller type power transmission system is connected to an external network power supply system.
Compared with the prior art, the invention has the beneficial effects that:
1. the semi-transparent solar cell panel is used for collecting electric energy, and the collected electric energy is used for walking driving of the pushing and polishing machine and electric heating of the toothed harrow, so that the collected electric energy is fully utilized; meanwhile, the semitransparent solar cell panel has good heat absorption effect and certain light transmission effect, can fully utilize solar radiation heat energy while collecting electric energy, ensures good greenhouse effect in a drying workshop, and integrally realizes more full utilization of solar energy;
2. The invention is convenient for assembling, disassembling, checking and maintaining the tooth harrow by manufacturing the assembled tooth harrow standard part with the W-shaped standard size, is applicable to the requirement of a drying production line with any width, and has high flexibility; meanwhile, the arbitrary assembly form and arbitrary assembly width of the tooth harrow keep the power supply access end and the power supply output end interface form of the tooth harrow unchanged, and the power supply heating installation form of the tooth harrow is not affected;
3. The tooth harrow has good crushing and pushing effects when turning materials due to the W-shaped special tooth harrow structure;
4. the toothed harrow has the functions of turning, crushing and pushing materials; meanwhile, the electric heating function and zero-distance heating contact are realized, so that the drying effect is further enhanced, and the heat energy utilization efficiency is improved; the sludge drying and hardening on the surface of the toothed harrow are avoided by carrying out modified Teflon coating treatment on the electric heating part of the toothed harrow;
5. According to the invention, the energy storage station is used for storing and accumulating the electric power of the solar energy collection peak section, so that the energy storage station has the capability of supplying energy required by continuous operation of the whole sludge drying workshop for 3 days, the effect of continuously supplying power to the drying workshop in the night and short-term overcast and rainy weather time period can be realized, the electric energy is fully utilized, and the collection energy waste is avoided;
6. the power is supplied by the roller type power transmission system along with the walking pushing and throwing machine toothed harrow, so that the power is convenient and efficient; the roller type power transmission system can be connected with a conventional external network power supply system besides a solar power supply system, so as to prevent sudden continuous overcast and rainy weather and the condition that the energy storage station is not enough in electric energy, and ensure the stability, flexibility and adjustability of the system;
7. The pushing and throwing assembly realizes the effects of automatic heating, turning, throwing, spreading and pushing and discharging of sludge circularly under the driving traction of the driving chain wheel, the driving mechanism, the auxiliary chain wheel and the chain;
8. the pushing and throwing machine has the advantages of fewer matched facilities, more intensive occupied area and lower overall construction investment cost.
Drawings
FIG. 1 is a schematic diagram of a solar driven and electrically heated endless pusher disclosed in one embodiment of the present invention;
FIG. 2 is a general plan view of the push assembly of FIG. 1;
FIG. 3 is a top view of the translucent solar panel roofing of FIG. 1;
FIG. 4 is a schematic view of the tooth rake standard of FIG. 1;
FIG. 5 is a schematic view of a splice installation of two of the rake standards of FIG. 1;
Fig. 6 is an enlarged view at a in fig. 1.
In the figure:
1. a secondary sprocket; 2. a drive sprocket; 3. a chain; 4. a pushing and throwing assembly; 5. a translucent solar panel; 6. an energy storage station; 7. a roller power transfer system; 401. bar-shaped square steel; 402. a tooth rake fixing plate; 403. a tooth harrow; 404. a tooth rake standard; 601. an energy storage inlet; 602. a supply current outlet; 603. A power supply current return port; 701. a power cable; 702. a steel rail; 703. a conductive roller; 704. a wiping part; 705. a first connection terminal; 706. and a second connection terminal.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The invention is described in further detail below with reference to the attached drawing figures:
as shown in fig. 1-6, the invention provides a solar-driven and electric-heating type circulating pushing and polishing machine, which takes sludge solar drying as an embodiment, can utilize solar energy to drive the pushing and polishing machine to circularly travel and pave and heat materials, so as to clean energy sources and realize the purpose of drying the materials; the method specifically comprises the following steps: the pushing and polishing machine comprises a pushing and polishing machine body, a semitransparent solar panel 5, an energy storage station 6 and a roller type power transmission system 7, wherein the pushing and polishing machine body comprises a driving mechanism and a plurality of pushing and polishing assemblies 4; wherein:
As shown in fig. 1 and 3, the semitransparent solar panel 5 is arranged on the roof of a drying greenhouse, the semitransparent solar panel 5 can absorb heat and transmit light, high temperature and illumination effects in the drying greenhouse are ensured, and meanwhile, the semitransparent solar panel has a solar power collection function. The semitransparent solar panel 5 can be directly connected with the driving mechanism and the pushing and throwing assembly 4 respectively, or the semitransparent solar panel 5 is connected with the energy storage station 6, and the energy storage station 6 is connected with the driving mechanism and the pushing and throwing assembly 4 respectively, preferably, the connection mode of the energy storage station 6 is adopted as shown in fig. 1; that is, an energy storage inlet 601 of the energy storage station 6 is connected with the semitransparent solar panel 5, and a driving mechanism and a pushing and throwing assembly 4 are connected in parallel between a power supply current outlet 602 and a power supply current return opening 603 of the energy storage station 6. When the solar energy drying greenhouse is used, part of solar energy is transmitted through the semitransparent solar panel 5 to radiate the dried sludge in the drying greenhouse, and the other part of solar energy is converted into electric energy through the semitransparent solar panel 5 and is collected and stored in the energy storage station 6; the energy storage station 6 supplies power to the driving mechanism and the pushing and throwing assembly 4.
Further, the energy storage station 6 can adopt a storage battery energy storage station, the energy storage station 6 has an electric power storage and accumulation function, when the illumination is strong and the total power is greater than the required quantity, surplus electric quantity is stored, the capacity of supplying the whole sludge drying workshop with the energy required by 3 days of continuous operation is provided, and the effect of continuously supplying power to the drying workshop in the night and short-term overcast and rainy weather time period can be achieved.
As shown in fig. 1 and 2, the pushing and polishing machine body is placed in a drying greenhouse to push and polish sludge, and the driving mechanism drives all pushing and polishing assemblies 4 to circularly travel. The method comprises the following steps: the driving mechanism is an existing conventional driving structure, and is simply stated as comprising a driving chain wheel 2, a secondary chain wheel 1 and a chain 3, wherein the chain 3 is connected with the driving chain wheel 2 and the secondary chain wheel 1, and all pushing and throwing components 4 are fixedly arranged on the chain 3; the driving chain wheel 2 is driven by a power mechanism (motor) to run under the energy supply of the energy storage station 6, all pushing and throwing components 4 are driven by the chain 3 and the auxiliary chain wheel 1 to circularly travel, and the effects of automatic sludge paving, drying and discharging are realized through the actions of continuous heating and turning, paving and pushing and final pushing and discharging.
As shown in fig. 1, the pushing and throwing assembly 4 of the present invention comprises a bar-shaped square steel 401, a toothed harrow fixing plate 402 and a toothed harrow 403; the toothed harrow 403 is screwed on the toothed harrow fixing plate 402, the toothed harrow fixing plate 402 is welded and fixed on the bar-shaped square steel 401, and the bar-shaped square steel 401 is screwed on the chain 3; by the rotation of the chain 3, the circulation travel is realized.
As shown in fig. 4 and 5, the rake 403 of the present invention is formed by assembling a plurality of rake standard components 404, and the rake standard components 404 are W-shaped structural members made of electrically heated materials; the electric heating material generates heat after being electrified, has a heating function and is in zero-distance heating contact, so that the drying effect is further enhanced, and the heat energy utilization efficiency is improved; the W-shaped standard toothed harrow has the functions of turning, crushing and pushing materials. The standard components 404 of the W-shaped tooth harrow can be infinitely overlapped and connected according to requirements, so that the tooth harrow 403 can be conveniently assembled, disassembled, inspected and maintained, the requirements of a drying production line with any width are met, and the flexibility is high. Meanwhile, any assembly form and any assembly width of the toothed harrow 403 keep the power supply access end and the power supply output end interface form of the toothed harrow unchanged, and the power supply heating installation form of the toothed harrow component is not affected.
Furthermore, the surface layer of the tooth harrow standard part 404 can be treated by adopting a modified Teflon coating, so that the sludge can naturally fall off after drying and is not bonded.
Further, the rake standard 404 structure is shown in fig. 4, where a is 5cm and b is 15cm.
As shown in fig. 6, the roller type power transmission system 7 of the present invention supplies power along with the walking rake 403, and the roller type power transmission system 7 includes a power cable 701, a rail 702, a conductive roller 703, a sliding contact member 704, a first connection terminal 705 and a second connection terminal 706; the conductive rollers 703 are rotatably installed at both ends of the bar-shaped square steel 401 and run on the steel rails 702, and the sliding contact parts 704 are installed on the bar-shaped square steel 401 and are in sliding connection with the conductive rollers 703; the power sequentially passes through the power cable 701, the steel rail 702, the conductive roller 703, the sliding contact part 704, the first wiring terminal 705, the second wiring terminal 706, the toothed harrow 403 and the power supply current return port 603 from the power supply current outlet 602 to form a loop, and the toothed harrow 403 is heated.
Furthermore, the roller type power transmission system 7 can be connected to a conventional external network power supply system besides the solar storage battery energy storage station; solar energy is utilized to the maximum extent, and in winter or rainy days and other climates with insufficient illumination, the external electric energy is used for keeping the normal function of the system, so that the system is flexible and adjustable.
Furthermore, the pushing and throwing machine can be integrated with an automatic control system, so that the whole process automatic operation is realized, and the operation cost is reduced.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A solar-driven and electrically heated endless pusher, comprising: the semi-transparent solar cell panel, the pushing and polishing machine body and the roller type power transmission system;
The semitransparent solar cell panel is arranged on the drying greenhouse, and the pushing and throwing machine body is arranged in the drying greenhouse to push and throw sludge; the pushing machine body comprises a driving mechanism and a plurality of pushing assemblies, and the semitransparent solar panel is respectively connected with the driving mechanism and the pushing assemblies;
Part of solar energy is transmitted through the semitransparent solar panel to radiate the dried sludge in the drying greenhouse, and the other part of solar energy is converted into electric energy through the semitransparent solar panel; part of electric energy is supplied to the driving mechanism, and the other part of electric energy is supplied to the pushing and throwing assembly for electric heating;
The driving mechanism comprises a driving chain wheel, a secondary chain wheel and a chain, wherein the chain is connected with the driving chain wheel and the secondary chain wheel, and all the pushing and throwing components are fixedly arranged on the chain; the driving chain wheel drives all the pushing and throwing assemblies to circularly travel through the chain and the auxiliary chain wheel; the pushing assembly includes: bar-shaped square steel, a toothed harrow fixing plate and a toothed harrow; the toothed harrow is in threaded connection with the toothed harrow fixing plate, the toothed harrow fixing plate is welded and fixed on the strip-shaped square steel, and the strip-shaped square steel is in threaded connection with the chain;
The roller type power transmission system supplies power along with the walking toothed harrow; the roller type power transmission system comprises a power cable, a steel rail, a conductive roller, a sliding contact part, a first wiring terminal and a second wiring terminal; the conductive roller is rotatably arranged at two ends of the strip-shaped square steel and moves on the steel rail, and the sliding contact part is arranged on the strip-shaped square steel and one end of the sliding contact part is in sliding connection with the conductive roller; the electric power sequentially passes through the power cable, the conductive steel rail, the conductive roller, the sliding contact part, the first wiring terminal, the second wiring terminal, the toothed harrow and the power supply current flow-back opening from the power supply current outlet to form a loop, and the toothed harrow is heated.
2. The pusher of claim 1, wherein the translucent solar panel is mounted on a desiccated greenhouse roof.
3. The pusher of claim 1, further comprising: an energy storage station;
the energy storage inlet of the energy storage station is connected with the semitransparent solar cell panel, and the driving mechanism and the pushing and throwing assembly are connected in parallel between the power supply current outlet and the power supply current return opening of the energy storage station.
4. A pusher according to claim 3, wherein the energy storage station is a battery energy storage station.
5. The pusher of claim 1, wherein the rake is assembled from a plurality of rake standards, the rake standards being W-shaped structures formed from electrically heated materials.
6. The pusher of claim 5, wherein the tooth rake standard surface is provided with a teflon coating.
7. The pusher of claim 1, wherein the roller power delivery system is coupled to an external network power supply system.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910270112.1A CN109928602B (en) | 2019-04-04 | 2019-04-04 | Solar drive and electric heating type circulating pushing and polishing machine |
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| CN201910270112.1A CN109928602B (en) | 2019-04-04 | 2019-04-04 | Solar drive and electric heating type circulating pushing and polishing machine |
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| CN109928602B true CN109928602B (en) | 2024-05-24 |
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| CN107827333A (en) * | 2017-12-05 | 2018-03-23 | 齐全 | A kind of sludge high-efficiency drying apparatus and drying means |
| CN108017254A (en) * | 2017-12-12 | 2018-05-11 | 北京高能时代环境技术股份有限公司 | Solid material automatic turning throws push unit and solid material automatic turning throws beetle haulage system |
| CN208234745U (en) * | 2018-03-26 | 2018-12-14 | 四川天润德环境工程有限公司 | A kind of solar energy desiccation machine for sludge drying |
| CN208623588U (en) * | 2018-08-24 | 2019-03-19 | 北京京东方显示技术有限公司 | Solar panel and device of solar generating with it |
| CN209740961U (en) * | 2019-04-04 | 2019-12-06 | 北京高能时代环境技术股份有限公司 | Solar drive and electrical heating type circulating pushing and throwing machine |
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