CN111305586A - Equipment for removing concrete surface pollution by microwave - Google Patents
Equipment for removing concrete surface pollution by microwave Download PDFInfo
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- CN111305586A CN111305586A CN201911292949.2A CN201911292949A CN111305586A CN 111305586 A CN111305586 A CN 111305586A CN 201911292949 A CN201911292949 A CN 201911292949A CN 111305586 A CN111305586 A CN 111305586A
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- microwave
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
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- Chemical Kinetics & Catalysis (AREA)
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention discloses equipment for removing concrete surface pollution by microwaves, which comprises a carrying trolley control system, a power supply device, a mechanical arm, a microwave generating device, a microwave operation plate and a dust collecting device. The control system and the power supply device are fixed on the carrying trolley, and the power supply device is connected with the microwave generating device through a power transmission line to provide power for the microwave generating device. The mechanical arm is connected with the carrying trolley through the base and comprises a main arm, a main arm oil cylinder, a folding arm and a folding arm oil cylinder, different operation postures are completed through controlling the main arm oil cylinder and the folding arm oil cylinder, and the mechanical arm can rotate around the central axis of the base along with the base, so that the operation processing range is expanded. The method is simple and convenient to operate, can meet the requirements of most of working scenes, is green and environment-friendly, has no dust and noise pollution in the decontamination process, can greatly reduce the damage to the concrete structure by selecting the high-frequency microwave, and is beneficial to long-term use of the concrete structure.
Description
Technical Field
The invention belongs to the technical field of environmental pollution treatment, and particularly relates to equipment for removing concrete surface pollution by using microwaves.
Background
Concrete is widely used in various buildings and the construction process of the buildings as a most common building material. Due to the different functions of buildings, the buildings are exposed to a great deal of working environments, and are subjected to various physicochemical actions in service, for example, concrete members in coastal areas are corroded by environments such as chloride, sulfate and the like for a long time, and are polluted by chemical substances such as uranium, chlorobenzene and the like in laboratories and some production plants. The strength and durability of concrete deteriorates over time when exposed to these environments, and once the contaminated site is changed for another use or removed, the first consideration must be how to treat the contaminated concrete.
Conventional methods for removing the surface contamination of concrete include a chemical expansion agent method, a mechanical impact removal method, an air pressure removal method, and a high pressure water flow removal method, which remove the surface contamination of concrete by using a chisel impact such as a chisel and a hammer, a water flow, and the like. In practical application, the methods often generate a relatively large amount of noise, dust and vibration, which can cause considerable health hazards to equipment operators, building residents and other affected personnel, and have low removal efficiency and environmental protection.
With the increasing awareness of the sustainable development of buildings, the necessity of eliminating the possible health hazards of buildings and reducing the noise and dust pollution caused by the activities of buildings is becoming more and more important. The increasing safety requirements and health standards also require that alternative technologies be sought to address the disadvantages of conventional technologies to reduce the generation of secondary pollution such as noise and dust.
Disclosure of Invention
The invention aims to solve the problem of surface radioactive pollution of concrete polluted by chloride and exposed to adverse environments such as nuclear power stations, nuclear waste factories and the like for a long time, provides equipment for removing the surface pollution of the concrete by microwaves, which is efficient, safe, silent, green and low in pollution, reduces the problems of health and environmental pollution in the removing process and realizes sustainable development of buildings.
In order to solve the technical problems, the invention adopts the following technical scheme.
An apparatus for removing concrete surface pollution by microwave comprises a carrying trolley, a control system, a power supply device, a mechanical arm, a microwave generating device, a microwave operation plate and a dust collecting device;
the control system and the power supply device are fixed on the carrying trolley; the mechanical arm is connected with the carrying trolley through the base and can rotate around the central shaft of the base; the control system is electrically connected with the power supply device;
the microwave generating device is arranged on the mechanical arm, and the power supply device is connected with the microwave generating device through a power transmission line; the microwave operation plate is fixed at the end part of the mechanical arm, and the microwave generating device is connected with the microwave operation plate and is used for applying microwaves to the surface of the polluted concrete;
the microwave operation board is provided with the dust suction device.
The mechanical arm at least comprises a main arm and a folding arm; the folding arm is hinged with the main arm;
the main arm and the folding arm are both driven by hydraulic drive to control the operation angle of each arm, a main arm oil cylinder is arranged on the main arm, and a folding arm oil cylinder is arranged on the folding arm;
and the main arm oil cylinder and the folding arm oil cylinder are electrically connected with the control system.
The microwave generating device is fixed on the folding arm and generates microwaves with the frequency of 18GHz, and the microwave power is 10 kW; the magnetron of the microwave generating device is of a replaceable structure.
The microwave operation plate is also provided with a waveguide tube and a microwave applicator;
the microwave generating device is connected with a microwave applicator through a waveguide tube, and the microwave applicator is connected with one side surface of the microwave operation plate.
The other side of the microwave operation plate is a working surface which is of a flat plate structure.
The top of the dust suction device is provided with a connecting end used for being connected with a pipeline.
Compared with the prior art, the technical scheme provided by the application has the following advantages:
according to the invention, the mechanical arm is arranged on the carrying trolley, the microwave generating device and the microwave operating plate on the mechanical arm are used for carrying out microwave heating removal on concrete pollution, and dust in the treatment process is directly adsorbed by the dust collection device, so that noise and dust pollution are removed; the characteristics of microwave selective heating and green heating are fully utilized, and secondary pollution such as noise, dust and the like in the whole decontamination process can be greatly reduced. In addition, the practical engineering requirements on different materials and different penetration decontamination depths are realized by selecting and adjusting different microwave frequencies, and microwave generators with different sizes are designed and selected to focus microwave energy on a required area, so that the requirements of different working environments and different decontamination areas are met. The microwave decontamination is carried out through the microwave operation plate, equipment does not need to be in contact with the surface of the contaminated concrete in the decontamination process, an operator can operate the equipment conveniently, an automatic mechanical arm can be arranged if necessary, the automation process of the decontamination process is realized, the health and safety problems caused by the conventional decontamination method are greatly reduced, the whole process is safe and controllable, the environmental pollution is extremely low, and the method is quick and efficient.
Preferably, the high-frequency microwave used in the invention has a microwave energy frequency of 18GHz and a power level of 10kW, compared with the low-frequency microwave, the material has stronger microwave absorption capacity and shallower penetration depth under the high-frequency microwave, and can effectively reduce the additional damage to the concrete.
Preferably, the waveguide and the microwave applicator used in the invention are replaceable components, and suitable waveguide and microwave applicators can be selected for different working environments to realize cleaning work of multi-scene polluted concrete.
Furthermore, the equipment provided by the invention is easy to operate, has a large operation range, and can control the application position of the microwave by using the mechanical arm. And a dust suction device is arranged to collect and treat dust and concrete fragments generated in the treatment process.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention:
FIG. 1 is a schematic view showing the overall structure of the apparatus for removing surface contamination of concrete by microwave according to the present invention;
FIG. 2 is a schematic view of the operation of the robot arm of the apparatus for microwave decontamination of concrete surface according to the present invention;
FIG. 3 is a schematic view of a microwave applying part in the present invention;
reference numbers in the figures: 1-base, 2-main arm oil cylinder, 3-main arm, 4-folding arm oil cylinder, 5-folding arm, 6-microwave operation board, 7-microwave generation device, 8-waveguide tube, 9-dust suction device, 10-microwave input end, 11-microwave applicator, 12-power line, 13-power supply device, 14-control system and 15-carrying trolley.
Detailed Description
The invention is described in further detail below with reference to the figures and examples, but without any limitation thereto.
As shown in figure 1, the equipment for removing concrete surface pollution by microwave comprises a carrying trolley 15, a control system 14, a power supply device 13, a mechanical arm, a microwave generating device 7, a microwave working plate 6 and a dust suction device 9. The control system 14 and the power supply device 13 are fixed on the carrying trolley 15, and the power supply device 13 is connected with the microwave generating device 7 through the power transmission line 12 to provide power for the microwave generating device 7. The mechanical arm is connected with the carrying trolley 15 through the base 1, and the rest parts are all arranged on the base 1 and can rotate around the central shaft of the base 1, so that the operation processing range is enlarged.
As shown in figure 2, the mechanical arm is connected with a carrying trolley 15 through a base 1, the left end of a main arm 3 is connected with the base 1 through a hinge, a main arm oil cylinder 2 is arranged on the upper side of the main arm 3, the left end of the main arm oil cylinder 2 is hinged with the base 1, the right end of the main arm oil cylinder 2 is hinged with the main arm 3, and the main arm 3 can rotate freely under the driving of the main arm oil cylinder 2. The near end of the folding arm oil cylinder 4 is hinged on the main arm 3, the far end of the folding arm oil cylinder is hinged with the left end of the folding arm 5, and the right end of the folding arm 5 is fixedly connected with the microwave applying plate. The folding arm 5 can realize rotation at a certain angle under the driving of the folding arm oil cylinder 4.
As shown in fig. 3, the microwave applying part comprises a microwave generating device 7, a waveguide 8, a microwave applying device 11, a dust collecting device 9 and a microwave operation plate 6. Wherein the microwave generating device 7 transmits the microwave to the microwave applicator 11 through the waveguide tube 8, and then the microwave is applied to the surface of the polluted concrete to be treated by the microwave operation plate. The dust suction device 9 is fixed on the microwave operation board, the top of the dust suction device is provided with a switch, and the dust suction device can be connected with a pipeline to discharge collected concrete dust impurities.
The mechanical arm comprises a main arm 3 and a folding arm 5 for connection control, and in practical operation application, a plurality of sections of arm bodies can be connected in different combination forms according to the same connection mode so as to meet the requirements of practical application.
The main arm and the folding arm of the invention use a hydraulic drive driving mode to control the operation of each arm, and other control modes such as electric control, mechanical control, automatic control and the like can be adopted in the actual use process.
The microwave frequency generated by the microwave generating device is 18GHz, in the practical use process, microwaves of other frequency bands such as 2.45GH, 10.6GHz and the like can be selected according to different pollution types, and naturally, a magnetron needs to be replaced when the microwaves of different frequency bands are selected.
The invention designs and utilizes the heating characteristics of microwave selectivity and high efficiency, utilizes high-frequency microwave to heat polluted concrete, connects the microwave applying part with the mechanical arm, enlarges the microwave operation range and can adapt to the requirements of most practical work and use. In addition, suitable microwave generating devices and microwave applying devices can be selected according to different use scenes, the operation posture of the mechanical arm is adjusted according to different pollution conditions, the input angle of the microwaves is flexibly controlled, and the utilization rate of the microwaves is improved. The dust suction device can effectively reduce the outflow of pollutants in the operation process and reduce the harm to the environment.
The invention is further described with reference to the following figures and detailed description.
Example 1
In a specific embodiment, referring to fig. 1-3, an apparatus for removing concrete surface pollution by microwave includes a control system 13 and a power supply device 14, a mechanical arm is composed of a main arm 3, a main arm cylinder 2, a folding arm 5 and a folding arm cylinder 4, a microwave generating device 7 is fixed on the folding arm 5, transmits microwave to a microwave applicator 11 through a waveguide 8, and then performs cleaning and decontamination operation on the polluted concrete surface by using a microwave operation board 6, and dust and small concrete blocks generated in the decontamination process are collected by a dust collector 9 and then are treated uniformly.
Specifically, the control system 13 and the power supply device 14 are fixed on a carrying trolley 15, and the mechanical arm is connected with the carrying trolley 15 through the base 1. The microwave generator 7 is connected to a power supply device 13 through a power line 12, and power necessary for generating microwaves is supplied from the power supply device 13. The microwave operation plate 6 is fixed at the rightmost side of the mechanical arm and is used for applying microwaves to the surface of the polluted concrete.
As shown in fig. 3, the microwave applying part is composed of a microwave generating device 7, a waveguide 8, a microwave applicator 11, a dust suction device 9 and a microwave operation plate 6. Wherein the microwave generating device 7 is connected with a microwave applicator 11 on the microwave operation plate 6 through a waveguide tube 8, and the dust suction device 9 is fixed on the microwave operation plate 6. The top of the dust suction device 9 can be opened and closed, and the collected concrete dust impurities can be discharged by a connecting pipeline.
Specifically, after the power supply device 14 is turned on, the control system 13 controls the operation posture of the robot arm, and the main arm cylinder 2 and the arm folding cylinder 4 control the operation angle of the main arm 3 and the arm folding cylinder 5, respectively. After selecting a proper operation angle, the microwave generating device 7 is started, the microwave is applied to the surface of the polluted concrete to be treated by the microwave operation plate 6, the angle and the posture of the mechanical arm are adjusted, and the up-down and left-right position movement of the microwave operation plate 6 is completed. After the treatment is completed, the dust and foreign matter collected in the dust suction device 9 is poured out.
The present invention is not limited to the above-mentioned embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some substitutions and modifications to some technical features without creative efforts according to the disclosed technical contents, and these substitutions and modifications are all within the protection scope of the present invention.
Claims (6)
1. The utility model provides an equipment of concrete surface pollution is got rid of to microwave which characterized in that: comprises a carrying trolley (15), a control system (14), a power supply device (13), a mechanical arm, a microwave generating device (7), a microwave working plate (6) and a dust suction device (9);
the control system (14) and the power supply device (13) are fixed on the carrying trolley (15); the mechanical arm is connected with the carrying trolley (15) through the base (1) and can rotate around the central shaft of the base (1); the control system (14) is electrically connected with the power supply device (13);
the microwave generating device (7) is arranged on the mechanical arm, and the power supply device (13) is connected with the microwave generating device (7) through a power transmission line (12); the microwave operation plate (6) is fixed at the end part of the mechanical arm, and the microwave generating device (7) is connected with the microwave operation plate (6) and is used for applying microwaves to the surface of the polluted concrete;
the microwave working plate (6) is provided with the dust suction device (9).
2. The apparatus for microwave removal of a concrete surface according to claim 1, wherein: the mechanical arm at least comprises a main arm (3) and a folding arm (5); the folding arm (5) is hinged with the main arm (3);
the main arm (3) and the folding arm (5) are both driven by hydraulic drive to control the operation angle of each arm, a main arm oil cylinder (2) is arranged on the main arm (3), and a folding arm oil cylinder (4) is arranged on the folding arm (5);
the main arm oil cylinder (2) and the folding arm oil cylinder (4) are electrically connected with the control system (14).
3. The apparatus for microwave decontamination of concrete surfaces according to claim 2, wherein: the microwave generating device (7) is fixed on the folding arm (5), the microwave generating device (7) generates microwaves with the frequency of 18GHz, and the microwave power is 10 kW; the magnetron of the microwave generating device (7) is of a replaceable structure.
4. The apparatus for microwave removal of a concrete surface according to claim 1, wherein: the microwave operation plate (6) is also provided with a waveguide tube (8) and a microwave applicator (11);
the microwave generating device (7) is connected with a microwave applicator (11) through a waveguide (8), and the microwave applicator (11) is connected with one side surface of the microwave operation plate (6).
5. The apparatus for microwave removal of concrete surfaces as claimed in claim 4, wherein: the other side surface of the microwave operation plate (6) is a working surface which is of a flat plate structure.
6. The apparatus for microwave removal of a concrete surface according to claim 1, wherein: and the top of the dust suction device (9) is provided with a connecting end used for being connected with a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911292949.2A CN111305586A (en) | 2019-12-16 | 2019-12-16 | Equipment for removing concrete surface pollution by microwave |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911292949.2A CN111305586A (en) | 2019-12-16 | 2019-12-16 | Equipment for removing concrete surface pollution by microwave |
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| Publication Number | Publication Date |
|---|---|
| CN111305586A true CN111305586A (en) | 2020-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911292949.2A Pending CN111305586A (en) | 2019-12-16 | 2019-12-16 | Equipment for removing concrete surface pollution by microwave |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112271010A (en) * | 2020-09-27 | 2021-01-26 | 中国辐射防护研究院 | Microwave decontamination method and device for radioactive contamination of surface and shallow layer of building |
-
2019
- 2019-12-16 CN CN201911292949.2A patent/CN111305586A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112271010A (en) * | 2020-09-27 | 2021-01-26 | 中国辐射防护研究院 | Microwave decontamination method and device for radioactive contamination of surface and shallow layer of building |
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