CN111608410A - In-situ repairing method and system for historic building timber structure - Google Patents
In-situ repairing method and system for historic building timber structure Download PDFInfo
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Abstract
The invention belongs to the technical field of historic building wood structure repair, and discloses a historic building wood structure in-situ repair method and a historic building wood structure in-situ repair system, wherein the historic building wood structure in-situ repair system comprises: the system comprises an on-site investigation module, a data acquisition module, a data processing module, a data analysis module, a main control module, a repair positioning module, a wood structure reinforcing module, an on-site cleaning module, a repair planning formulation module, a construction repair module, a repair surface maintenance module, a repair detection acceptance check module, a repair on-site restoration module, a data storage module and a display module. According to the in-situ repairing method for the ancient building wood structure, provided by the invention, different modes are pertinently adopted for repairing according to different damage conditions of the surface of the ancient building wood structure, so that under the condition of ensuring the original wood supporting strength of the ancient building, the using amount of repaired wood is saved, the required construction period for repairing the ancient building is shortened, and the repairing efficiency of the ancient building wood structure is greatly improved.
Description
Technical Field
The invention belongs to the technical field of historic building wood structure repair, and particularly relates to an in-situ repair method and system for a historic building wood structure.
Background
China is an ancient country with a long history, most buildings of people adopt wooden structures in the era of the shortage of ancient metallurgical technology of China, and ancient people utilize the connection characteristics of the wooden structures to manufacture various connection structures, such as bucket arches, mortise and tenon joints, teeth, pins and other connection modes, so that the connection mode is attractive, and is particularly firm and durable. But along with the extension of timber structure's service life, the damage of different degree can appear in timber structure's surface or inside, consequently, need restore the protection to ancient building timber structure, and current ancient building timber structure restoration mode generally is direct to be changed impaired timber, remains less to original timber, and repair cost is high, and the restoration period is long. Therefore, a new method for repairing the ancient wood structure in situ is needed.
Through the above analysis, the problems and defects of the prior art are as follows: the existing ancient building timber structure repairing mode generally directly replaces damaged timber, and has the advantages of less preservation of original timber, high repairing cost and long repairing period.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides an in-situ repairing method and system for an ancient building wood structure.
The invention is realized in such a way that the in-situ repair method of the historic building wood structure comprises the following steps:
firstly, an on-site investigation module is used for investigating a timber structure of an ancient building to be repaired by using on-site investigation equipment, and the ancient building is prepared for early construction by combining the building style of the ancient building, the connection structure between an external structure and timber and the damage condition, and is isolated and protected on site.
And step two, acquiring image data information of the historic building timber structure to be repaired by using data acquisition equipment through a data acquisition module and backing up the image data information.
And thirdly, processing the acquired image data of the historic building wood structure to be repaired by the data processing module according to the processing program to obtain a characteristic image of the historic building wood structure to be repaired.
And step four, analyzing the obtained characteristic image of the ancient building wood structure to be repaired by using a data analysis program through a data analysis module, determining the damage condition of the wood structure, and generating an analysis report.
The characteristic image analysis method comprises the following steps:
(1) establishing a corresponding relation between an original image and image data of an ancient building wood structure to be repaired;
(2) performing statistical analysis to obtain two or more texture characteristic parameters in the image data of the original image and the ancient building wood structure to be repaired; combining two or more texture feature parameters in the original image and the image data of the ancient building wood structure to be repaired, and calculating the principal components of the multi-texture features; selecting a principal component containing more than 90% of original texture characteristic parameters as an original first principal component; selecting a principal component containing more than 90% of current texture characteristic parameters as a first principal component of image data of the ancient building wood structure to be repaired;
(3) setting a calculation window to calculate to obtain a correlation diagram of a first principal component of image data of an original image and an ancient building wood structure to be repaired, wherein the value of each pixel in the correlation diagram represents a correlation coefficient r;
in the formula, m and n are the size of a window calculated by the original image and the image data of the ancient building wood structure to be restored, and odd numbers are taken; yls, Xls are respectively the characteristic values of pixels corresponding to the first principal components of the image data of the original image and the ancient building wood structure to be restored;
respectively representing the average value of the regional characteristics of the image data of the original image and the image data of the ancient building wood structure to be repaired;
the correlation coefficient r takes an absolute value, the value range is [0,1], the closer the absolute value of r is to 1, the closer the linear relation between the original image and the image of the historic building wood structure to be restored is, namely the higher the similarity is, the smaller the damage degree of the historic building is represented; the closer to 0, the worse the linear relation of the two images, namely the larger the difference, the more serious the damage degree of the ancient building is;
controlling the normal operation of each module of the historic building timber structure in-situ repair system by using a master control module through the master control module; and determining the repair position by using the repair positioning module and a positioning program according to the analysis report of the ancient building wood structure to be repaired.
And step six, building a scaffold on the periphery of the wood structure by using wood structure reinforcing equipment through the wood structure reinforcing module, and building a walking protection shed at the determined restoration position of the wood structure of the historic building.
And seventhly, cleaning the surface of the ancient building wood structure to be repaired by using cleaning equipment through the field cleaning module, and marking the part to be repaired.
And step eight, respectively appointing different repairing methods according to the damaged condition by utilizing a repairing planning program through a repairing planning module according to the analysis report of the ancient building wood structure.
And step nine, repairing construction is carried out on the wood structure by utilizing the repairing equipment through the construction repairing module according to the formulated repairing plan, and repairing is carried out according to the repairing plan strictly in the construction process.
And step ten, building a circle of protective net on the periphery of the repaired surface of the wood structure by using maintenance equipment through a repairing surface maintenance module, and further repairing the repaired surface of the wood structure by using fireproof, anticorrosive and mothproof paint and adhesive.
And step eleven, detecting the repairing condition of the wood structure by using the detection and acceptance module through the repairing, detection and acceptance module, and making a detection and acceptance record.
And step twelve, the scaffold and the walking protection shed are dismantled by the restoration on-site restoration module after the detection and acceptance are qualified, and the garbage generated after restoration is cleaned in time.
And thirteen, storing the field investigation result, the image data information of the historic building wood structure to be repaired, the characteristic image, the analysis report, the repair planning and the detection acceptance record by using a memory through a data storage module.
And step fourteen, utilizing the field investigation result displayed by the LED high-definition display, the image data information of the historic building wood structure to be repaired, the characteristic image, the analysis report, the repair planning and the real-time data of the detection acceptance record through the display module.
Further, in the sixth step, the building method of the scaffold comprises the following steps:
according to the on-site investigation result, erecting vertical rods and transverse rods in a work area where the wood structure is required to be repaired, wherein the wood structure is required to be avoided when the vertical rods and the transverse rods form an integral frame;
arranging wall connecting rods on each layer of the whole frame, erecting the wall connecting rods on a structure with a supporting effect, fixing the wall connecting rods by using fasteners and iron wires, and arranging the wall connecting rods every 0.5-1 m;
then, paving scaffold boards on the whole frame, wherein two ends of each scaffold board exceed the cross rod by 6-10 cm, and double layers are paved at corners, and then hanging a safety net on the whole frame;
when the scaffold is erected, the distance ranges between the longitudinal-longitudinal and transverse-transverse steel pipes are ensured as follows: 200-600 mm, and at least one layer of walking pedal for workers to walk is placed on the transverse-transverse steel pipe.
Further, in the seventh step, when the part needing to be repaired is marked, striking colors such as red, yellow and the like are selected for marking, and the error marking of the sound surface of the wood structure is avoided.
Further, in step eight, the specifying different repairing methods includes:
after the repairing point marking is finished, manufacturing a whole repairing drawing according to the repairing part recorded on the drawing paper, and calculating the material and cost required by repairing and the construction period required by repairing;
and (4) according to the damaged condition of the wood structure, making a repair plan according to the damaged condition, and respectively designating different repair methods.
Further, in the step ten, the fireproof, anticorrosive and mothproof coating is composed of 30-35 parts by mass of a wetting agent, 20-25 parts by mass of a defoaming agent, 10-12 parts by mass of a polyurethane solution, 8-10 parts by mass of a pigment, 6-8 parts by mass of a filler, 5-7 parts by mass of plant fibers, 6-10 parts by mass of petroleum asphalt, 3-5 parts by mass of an active diluent, 5-8 parts by mass of an organic silicon polymer solution and 7-9 parts by mass of ethyl acetate.
Further, the filler is bonite; the plant fiber is lignocellulose, hemp fiber or bamboo fiber.
Another object of the present invention is to provide an ancient building wood structure repaired in situ by using the method for repairing an ancient building wood structure in situ, wherein the ancient building wood structure comprises:
a wood structure;
the isolating ring layer is wrapped outside the crack of the wood structure; the cracks of the wood structure are also filled with fillers and plant fibers;
the reinforcing ring layer is wrapped outside the isolating ring layer; the reinforcing ring layer comprises carbon fiber cloth and an adhesive.
Another object of the present invention is to provide an in-situ repair system for an ancient wood structure, which applies the in-situ repair method for an ancient wood structure, the in-situ repair system for an ancient wood structure comprising:
the system comprises an on-site investigation module, a data acquisition module, a data processing module, a data analysis module, a main control module, a repair positioning module, a wood structure reinforcing module, an on-site cleaning module, a repair planning formulation module, a construction repair module, a repair surface maintenance module, a repair detection acceptance check module, a repair on-site restoration module, a data storage module and a display module.
The on-site investigation module is connected with the main control module and used for carrying out investigation on the timber structure of the historic building to be repaired through on-site investigation equipment, making early-stage construction preparation by combining the building style of the historic building, the connection structure between an external structure and timber and the damage condition, and carrying out isolation protection on the site;
the data acquisition module is connected with the main control module and used for acquiring and backing up image data information of the historic building timber structure to be repaired through data acquisition equipment;
the data processing module is connected with the main control module and used for processing the acquired image data of the historic building wood structure to be repaired through a data processing program to obtain a characteristic image of the historic building wood structure to be repaired;
the data analysis module is connected with the main control module and used for analyzing the obtained characteristic image of the historic building timber structure to be repaired through a data analysis program, determining the damage condition of the timber structure and generating an analysis report;
the main control module is connected with the field investigation module, the data acquisition module, the data processing module, the data analysis module, the repair positioning module, the wood structure reinforcement module, the field cleaning module, the repair planning and formulation module, the construction repair module, the repair surface maintenance module, the repair detection acceptance module, the repair field restoration module, the data storage module and the display module and is used for controlling the normal operation of each module of the in-situ repair system of the ancient building wood structure through the main control computer;
the repairing positioning module is connected with the main control module and used for determining a repairing position according to an analysis report of the historic building timber structure to be repaired through a positioning program;
the wood structure reinforcing module is connected with the main control module and used for building a scaffold on the periphery of the wood structure through wood structure reinforcing equipment and building a walking protective shed at the determined repair position of the wood structure of the historic building;
the on-site cleaning module is connected with the main control module and used for carrying out cleaning work on the surface of the historic building timber structure to be repaired through cleaning equipment and marking the part needing to be repaired;
the restoration planning making module is connected with the main control module and used for respectively appointing different restoration methods according to the damaged condition according to the analysis report of the ancient building wood structure through a restoration planning making program;
the construction repair module is connected with the main control module and used for repairing and constructing the wood structure through repair equipment according to a formulated repair plan, and repairing the wood structure strictly according to the repair plan in the construction process;
the repairing surface maintenance module is connected with the main control module and used for building a circle of protective net at the periphery of the repairing surface of the wood structure through maintenance equipment and further repairing the repaired surface of the wood structure by using fireproof, anticorrosive and mothproof paint and adhesive;
the repairing, detecting and accepting module is connected with the main control module and is used for detecting the repairing condition of the wood structure through detecting and accepting equipment and making a detecting and accepting record;
the restoration site restoration module is connected with the main control module and used for dismantling the scaffold and the walking protection shed after the detection and acceptance are qualified through restoration equipment and timely cleaning garbage generated after restoration;
the data storage module is connected with the main control module and used for storing field survey results, image data information of the historic building wood structure to be repaired, characteristic images, analysis reports, repair planning and detection acceptance records through a memory;
and the display module is connected with the main control module and used for displaying the field investigation result, the image data information of the historic building wood structure to be repaired, the characteristic image, the analysis report, the repair plan and the real-time data of the detection acceptance record through the LED high-definition display.
Another object of the present invention is to provide a computer program product stored on a computer readable medium, comprising a computer readable program for providing a user input interface to implement the method for in-situ repairing of historic building timber structures when executed on an electronic device.
Another object of the present invention is to provide a computer-readable storage medium storing instructions which, when executed on a computer, cause the computer to perform the method for in situ restoration of an ancient architectural wood structure.
By combining all the technical schemes, the invention has the advantages and positive effects that: according to the in-situ repairing method for the ancient building wood structure, provided by the invention, different modes are pertinently adopted for repairing according to different damage conditions of the surface of the ancient building wood structure, so that under the condition of ensuring the original wood supporting strength of the ancient building, the using amount of repaired wood is saved, the required construction period for repairing the ancient building is shortened, and the repairing efficiency of the ancient building wood structure is greatly improved.
Drawings
Fig. 1 is a flow chart of an in-situ repair method for an ancient wood structure according to an embodiment of the invention.
FIG. 2 is a block diagram of an in-situ repair system for an ancient timber structure according to an embodiment of the present invention;
in the figure: 1. a field investigation module; 2. a data acquisition module; 3. a data processing module; 4. a data analysis module; 5. a main control module; 6. a repair positioning module; 7. a wood structure reinforcement module; 8. a field cleaning module; 9. a repair plan making module; 10. constructing and repairing the module; 11. a repair face maintenance module; 12. a repair detection acceptance module; 13. a repair field restoration module; 14. a data storage module; 15. and a display module.
FIG. 3 is a flow chart of a construction method of a scaffold provided by the embodiment of the invention
Fig. 4 is a flowchart of a method for specifying different repairs according to an embodiment of the present invention.
Fig. 5 is a flowchart of a method for analyzing a feature image according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Aiming at the problems in the prior art, the invention provides an in-situ repair method and system for an ancient building wood structure, and the invention is described in detail with reference to the attached drawings.
As shown in fig. 1, the method for repairing an ancient wood structure in situ provided by the embodiment of the invention comprises the following steps:
s101, surveying the timber structure of the ancient building to be repaired by using on-site surveying equipment through an on-site surveying module, making early-stage construction preparation by combining the building style of the ancient building, the connection structure between an external structure and timber and the damage condition, and carrying out isolation protection on the site.
And S102, acquiring image data information of the historic building timber structure to be repaired by using data acquisition equipment through a data acquisition module, and backing up.
And S103, processing the acquired image data of the historic building wood structure to be repaired by the data processing module according to the processing program to obtain a characteristic image of the historic building wood structure to be repaired.
And S104, analyzing the obtained characteristic image of the ancient building wood structure to be repaired by using a data analysis program through a data analysis module, determining the damage condition of the wood structure, and generating an analysis report.
S105, controlling the normal operation of each module of the historic building timber structure in-situ repair system by using a master control module through the master control module; and determining the repair position by using the repair positioning module and a positioning program according to the analysis report of the ancient building wood structure to be repaired.
S106, building a scaffold on the periphery of the wood structure by using wood structure reinforcing equipment through the wood structure reinforcing module, and building a walking protective shed at the determined repair position of the wood structure of the historic building.
And S107, cleaning the surface of the ancient building wood structure to be repaired by using cleaning equipment through the field cleaning module, and marking the part to be repaired.
And S108, respectively appointing different repairing methods according to the damaged condition by utilizing a repairing planning program through a repairing planning module according to the analysis report of the ancient building wood structure.
S109, repairing construction is carried out on the wood structure through the construction repairing module by utilizing repairing equipment according to the formulated repairing plan, and repairing is carried out strictly according to the repairing plan in the construction process.
And S110, building a circle of protective net on the periphery of the repaired surface of the wood structure by using maintenance equipment through the repairing surface maintenance module, and further repairing the repaired surface of the wood structure by using fireproof, anticorrosive and mothproof paint and adhesive.
And S111, detecting the repairing condition of the wood structure by using the detection and acceptance device through the repairing, detection and acceptance module, and making a detection and acceptance record.
And S112, the scaffold and the walking protection shed are dismantled by the restoration on-site restoration module after the detection and acceptance are qualified by using restoration equipment, and the garbage generated after restoration is timely cleaned.
And S113, storing the field investigation result, the image data information of the historic building wood structure to be repaired, the characteristic image, the analysis report, the repair plan and the detection acceptance record by using a memory through a data storage module.
And S114, displaying the field investigation result, the image data information of the ancient building wood structure to be repaired, the characteristic image, the analysis report, the repair planning and the real-time data of the detection acceptance record by using the LED high-definition display through the display module.
As shown in fig. 2, an in-situ repair system for an ancient wood structure according to an embodiment of the present invention includes: the system comprises a field investigation module 1, a data acquisition module 2, a data processing module 3, a data analysis module 4, a main control module 5, a repair positioning module 6, a wood structure reinforcing module 7, a field cleaning module 8, a repair planning and formulating module 9, a construction repair module 10, a repair surface maintenance module 11, a repair detection acceptance module 12, a repair field restoration module 13, a data storage module 14 and a display module 15.
The site investigation module 1 is connected with the main control module 5 and used for carrying out investigation on a wood structure of the historic building to be repaired through site investigation equipment, making early-stage construction preparation by combining the building style of the historic building, the connection structure between an external structure and wood and the damage condition, and carrying out isolation protection on the site;
the data acquisition module 2 is connected with the main control module 5 and used for acquiring and backing up image data information of the historic building timber structure to be repaired through data acquisition equipment;
the data processing module 3 is connected with the main control module 5 and used for processing the acquired image data of the ancient building timber structure to be repaired through a data processing program to obtain a characteristic image of the ancient building timber structure to be repaired;
the data analysis module 4 is connected with the main control module 5 and used for analyzing the obtained characteristic image of the ancient building wood structure to be repaired through a data analysis program, determining the damage condition of the wood structure and generating an analysis report;
the main control module 5 is connected with the on-site survey module 1, the data acquisition module 2, the data processing module 3, the data analysis module 4, the repair positioning module 6, the wood structure reinforcing module 7, the on-site cleaning module 8, the repair planning and formulating module 9, the construction repair module 10, the repair surface maintenance module 11, the repair detection acceptance module 12, the repair on-site restoration module 13, the data storage module 14 and the display module 15, and is used for controlling the normal operation of each module of the in-situ repair system of the historic building wood structure through the main control module;
the repairing positioning module 6 is connected with the main control module 5 and used for determining a repairing position according to an analysis report of an ancient building wood structure to be repaired through a positioning program;
the wood structure reinforcing module 7 is connected with the main control module 5 and used for building a scaffold on the periphery of the wood structure through wood structure reinforcing equipment and building a walking protective shed at the determined repair position of the wood structure of the historic building;
the field cleaning module 8 is connected with the main control module 5 and used for carrying out cleaning work on the surface of the historic building timber structure to be repaired through cleaning equipment and marking the part needing to be repaired;
the repair planning making module 9 is connected with the main control module 5 and used for respectively designating different repair methods according to damage conditions according to the analysis report of the ancient building wood structure through a repair planning making program;
the construction repair module 10 is connected with the main control module 5 and used for repairing and constructing the wood structure through repair equipment according to a formulated repair plan, and repairing the wood structure strictly according to the repair plan in the construction process;
the repairing surface maintenance module 11 is connected with the main control module 5 and used for building a circle of protective net at the periphery of the repaired surface of the wood structure through maintenance equipment and further repairing the repaired surface of the wood structure by using fireproof, anticorrosive and mothproof paint and adhesive;
the repairing, detecting and accepting module 12 is connected with the main control module 5 and is used for detecting the repairing condition of the wood structure through detecting and accepting equipment and making a detecting and accepting record;
the restoration site restoration module 13 is connected with the main control module 5 and used for dismantling the scaffold and the walking protection shed after the detection and acceptance are qualified through restoration equipment and timely cleaning garbage generated after restoration;
the data storage module 14 is connected with the main control module 5 and used for storing field survey results, image data information of the historic building wood structure to be repaired, characteristic images, analysis reports, repair planning and detection acceptance records through a memory;
and the display module 15 is connected with the main control module 5 and used for displaying the field investigation result, the image data information of the historic building wood structure to be repaired, the characteristic image, the analysis report, the repair plan and the real-time data of the detection acceptance record through the LED high-definition display.
The present invention will be further described with reference to the following examples.
Example 1
The method for in-situ repairing the ancient building wood structure provided by the embodiment of the invention is shown in figure 1, and as a preferred embodiment, as shown in figure 3, the method for constructing the scaffold provided by the embodiment of the invention comprises the following steps:
s201, erecting vertical rods and transverse rods in a wood structure repairing work area as required according to an on-site investigation result, avoiding the wood structure when erecting, and enabling the vertical rods and the transverse rods to form an integral frame.
S202, arranging wall connecting rods on each layer of the whole frame, erecting the wall connecting rods on a structure with a supporting effect, fixing the wall connecting rods by using fasteners and iron wires, and arranging the wall connecting rods every 0.5-1 m.
S203, then paving scaffold boards on the whole frame, wherein two ends of each scaffold board exceed the cross rod by 6-10 cm, double-layer paving is needed at corners, and then hanging a safety net on the whole frame.
S204, when a scaffold is erected, ensuring the distance range between the longitudinal-longitudinal and transverse-transverse steel pipes to be as follows: 200-600 mm, and at least one layer of walking pedal for workers to walk is placed on the transverse-transverse steel pipe.
Example 2
As shown in fig. 1, and as a preferred embodiment, as shown in fig. 4, the in-situ repair method for an ancient architectural wood structure according to an embodiment of the present invention includes:
s301, after the repairing point mark is finished, according to the repairing part recorded on the drawing paper, a whole placing repairing drawing is manufactured, and materials and cost required by repairing and a construction period required by repairing are calculated.
S302, according to the damage condition of the wood structure, a repair plan is made according to the damage condition, and different repair methods are respectively specified.
Example 3
As shown in fig. 1 and fig. 5, the method for in-situ repairing an ancient architectural wood structure according to an embodiment of the present invention includes:
s401, establishing a corresponding relation between an original image and image data of an ancient building wood structure to be repaired;
s402, performing statistical analysis to obtain two or more texture characteristic parameters in the original image and the image data of the ancient building wood structure to be repaired; combining two or more texture feature parameters in the original image and the image data of the ancient building wood structure to be repaired, and calculating the principal components of the multi-texture features; selecting a principal component containing more than 90% of original texture characteristic parameters as an original first principal component; selecting a principal component containing more than 90% of current texture characteristic parameters as a first principal component of image data of the ancient building wood structure to be repaired;
s403, setting a calculation window to calculate a correlation diagram of the original image and a first principal component of image data of the ancient building wood structure to be repaired, wherein the value of each pixel in the correlation diagram represents a correlation coefficient r;
in the formula, m and n are the size of a window calculated by the original image and the image data of the ancient building wood structure to be restored, and odd numbers are taken; yls, Xls are respectively the characteristic values of pixels corresponding to the first principal components of the image data of the original image and the ancient building wood structure to be restored;
respectively representing the average value of the regional characteristics of the image data of the original image and the image data of the ancient building wood structure to be repaired;
the correlation coefficient r takes an absolute value, the value range is [0,1], the closer the absolute value of r is to 1, the closer the linear relation between the original image and the image of the historic building wood structure to be restored is, namely the higher the similarity is, the smaller the damage degree of the historic building is represented; the closer to 0, the worse the linear relationship between the two images, i.e. the greater the difference, the more serious the damage of the ancient buildings.
In the above embodiments, the implementation may be wholly or partially realized by software, hardware, firmware, or any combination thereof. When used in whole or in part, can be implemented in a computer program product that includes one or more computer instructions. When loaded or executed on a computer, cause the flow or functions according to embodiments of the invention to occur, in whole or in part. The computer may be a general purpose computer, a special purpose computer, a network of computers, or other programmable device. The computer instructions may be stored in a computer readable storage medium or transmitted from one computer readable storage medium to another, for example, the computer instructions may be transmitted from one website site, computer, server, or data center to another website site, computer, server, or data center via wire (e.g., coaxial cable, fiber optic, Digital Subscriber Line (DSL), or wireless (e.g., infrared, wireless, microwave, etc.)). The computer-readable storage medium can be any available medium that can be accessed by a computer or a data storage device, such as a server, a data center, etc., that includes one or more of the available media. The usable medium may be a magnetic medium (e.g., floppy Disk, hard Disk, magnetic tape), an optical medium (e.g., DVD), or a semiconductor medium (e.g., Solid State Disk (SSD)), among others.
The above description is only for the purpose of illustrating the present invention and the appended claims are not to be construed as limiting the scope of the invention, which is intended to cover all modifications, equivalents and improvements that are within the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. An in-situ repairing method for an ancient building wood structure is characterized by comprising the following steps:
firstly, surveying a timber structure of an ancient building to be repaired by using on-site surveying equipment through an on-site surveying module, making early-stage construction preparation by combining the building style of the ancient building, the connection structure between an external structure and timber and the damage condition, and carrying out isolation protection on the site;
acquiring image data information of the historic building timber structure to be repaired by using data acquisition equipment through a data acquisition module and backing up the image data information;
processing the acquired image data of the ancient building wood structure to be repaired by using the data processing module according to the processing program to obtain a characteristic image of the ancient building wood structure to be repaired;
analyzing the obtained characteristic image of the ancient building wood structure to be repaired by using a data analysis program through a data analysis module, determining the damage condition of the wood structure, and generating an analysis report;
the characteristic image analysis method comprises the following steps:
(1) establishing a corresponding relation between an original image and image data of an ancient building wood structure to be repaired;
(2) performing statistical analysis to obtain two or more texture characteristic parameters in the image data of the original image and the ancient building wood structure to be repaired; combining two or more texture feature parameters in the original image and the image data of the ancient building wood structure to be repaired, and calculating the principal components of the multi-texture features; selecting a principal component containing more than 90% of original texture characteristic parameters as an original first principal component; selecting a principal component containing more than 90% of current texture characteristic parameters as a first principal component of image data of the ancient building wood structure to be repaired;
(3) setting a calculation window to calculate to obtain a correlation diagram of a first principal component of image data of an original image and an ancient building wood structure to be repaired, wherein the value of each pixel in the correlation diagram represents a correlation coefficient r;
in the formula, m and n are the size of a window calculated by the original image and the image data of the ancient building wood structure to be restored, and odd numbers are taken; y isls，XlsRespectively obtaining the characteristic values of pixels corresponding to the first principal components of the image data of the original image and the ancient building wood structure to be repaired;
respectively representing the average value of the regional characteristics of the image data of the original image and the image data of the ancient building wood structure to be repaired;
the correlation coefficient r takes an absolute value, the value range is [0,1], the closer the absolute value of r is to 1, the closer the linear relation between the original image and the image of the historic building wood structure to be restored is, namely the higher the similarity is, the smaller the damage degree of the historic building is represented; the closer to 0, the worse the linear relation of the two images, namely the larger the difference, the more serious the damage degree of the ancient building is;
controlling the normal operation of each module of the historic building timber structure in-situ repair system by using a master control module through the master control module; determining the repairing position according to the analysis report of the ancient building wood structure to be repaired by using a positioning program through a repairing positioning module;
step six, building a scaffold on the periphery of the wood structure by using wood structure reinforcing equipment through the wood structure reinforcing module, and building a walking protective shed at the determined restoration position of the wood structure of the historic building;
seventhly, cleaning the surface of the ancient building wood structure to be repaired by using cleaning equipment through the field cleaning module, and marking the part to be repaired;
step eight, respectively appointing different repairing methods according to damaged conditions by utilizing a repairing planning program through a repairing planning module according to the analysis report of the ancient building wood structure;
step nine, repairing construction is carried out on the wood structure through a construction repairing module by utilizing repairing equipment according to a formulated repairing plan, and repairing is carried out according to the repairing plan strictly in the construction process;
step ten, a circle of protective net is erected on the periphery of the repaired surface of the wood structure through a repairing surface maintenance module by using maintenance equipment, and the repaired surface of the wood structure is further repaired by using fireproof, anticorrosive and mothproof paint and adhesive;
step eleven, detecting the repairing condition of the wood structure by using a detecting and accepting device through a repairing, detecting and accepting module, and making a detecting and accepting record;
step twelve, the scaffold and the walking protection shed are dismantled by the restoration on-site restoration module after the detection and acceptance are qualified, and the garbage generated after restoration is cleaned in time;
thirteen, storing a field investigation result, image data information of the historic building wood structure to be repaired, a characteristic image, an analysis report, a repair plan and a detection acceptance record by using a memory through a data storage module;
and step fourteen, utilizing the field investigation result displayed by the LED high-definition display, the image data information of the historic building wood structure to be repaired, the characteristic image, the analysis report, the repair planning and the real-time data of the detection acceptance record through the display module.
2. The in-situ restoration method for the historic building wood structure according to claim 1, wherein in the sixth step, the building method of the scaffold is as follows:
according to the on-site investigation result, erecting vertical rods and transverse rods in a work area where the wood structure is required to be repaired, wherein the wood structure is required to be avoided when the vertical rods and the transverse rods form an integral frame;
arranging wall connecting rods on each layer of the whole frame, erecting the wall connecting rods on a structure with a supporting effect, fixing the wall connecting rods by using fasteners and iron wires, and arranging the wall connecting rods every 0.5-1 m;
then, paving scaffold boards on the whole frame, wherein two ends of each scaffold board exceed the cross rod by 6-10 cm, and double layers are paved at corners, and then hanging a safety net on the whole frame;
when the scaffold is erected, the distance ranges between the longitudinal-longitudinal and transverse-transverse steel pipes are ensured as follows: 200-600 mm, and at least one layer of walking pedal for workers to walk is placed on the transverse-transverse steel pipe.
3. The in-situ restoration method for the ancient building wood structure according to claim 1, wherein in the seventh step, when the part needing to be restored is marked, striking colors such as red and yellow are selected for marking, and mismarking of the sound surface of the wood structure is avoided.
4. The method for in situ renovation of ancient architectural wood structures according to claim 1, wherein in step eight, said assigning a different renovation method comprises:
after the repairing point marking is finished, manufacturing a whole repairing drawing according to the repairing part recorded on the drawing paper, and calculating the material and cost required by repairing and the construction period required by repairing;
and (4) according to the damaged condition of the wood structure, making a repair plan according to the damaged condition, and respectively designating different repair methods.
5. The in-situ restoration method for the ancient building wood structure according to claim 1, wherein in the tenth step, the fireproof, anticorrosive and mothproof coating comprises 30-35 parts by mass of a wetting agent, 20-25 parts by mass of a defoaming agent, 10-12 parts by mass of a polyurethane solution, 8-10 parts by mass of a pigment, 6-8 parts by mass of a filler, 5-7 parts by mass of plant fibers, 6-10 parts by mass of petroleum asphalt, 3-5 parts by mass of a reactive diluent, 5-8 parts by mass of an organic silicon polymer solution and 7-9 parts by mass of ethyl acetate.
6. The method of in situ restoration of an ancient architectural wood structure according to claim 5, wherein said filler is bonite; the plant fiber is lignocellulose, hemp fiber or bamboo fiber.
7. An ancient building wood structure obtained by in-situ restoration according to the in-situ restoration method for the ancient building wood structure, which is described in any one of claims 1 to 6, wherein the ancient building wood structure comprises:
a wood structure;
the isolating ring layer is wrapped outside the crack of the wood structure; the cracks of the wood structure are also filled with fillers and plant fibers;
the reinforcing ring layer is wrapped outside the isolating ring layer; the reinforcing ring layer comprises carbon fiber cloth and an adhesive.
8. An in-situ ancient building wood structure repairing system applying the in-situ ancient building wood structure repairing method according to any one of claims 1 to 6, wherein the in-situ ancient building wood structure repairing system comprises:
the system comprises a field investigation module, a data acquisition module, a data processing module, a data analysis module, a main control module, a repair positioning module, a wood structure reinforcement module, a field cleaning module, a repair planning formulation module, a construction repair module, a repair surface maintenance module, a repair detection acceptance module, a repair field restoration module, a data storage module and a display module;
the on-site investigation module is connected with the main control module and used for carrying out investigation on the timber structure of the historic building to be repaired through on-site investigation equipment, making early-stage construction preparation by combining the building style of the historic building, the connection structure between an external structure and timber and the damage condition, and carrying out isolation protection on the site;
the data acquisition module is connected with the main control module and used for acquiring and backing up image data information of the historic building timber structure to be repaired through data acquisition equipment;
the data processing module is connected with the main control module and used for processing the acquired image data of the historic building wood structure to be repaired through a data processing program to obtain a characteristic image of the historic building wood structure to be repaired;
the data analysis module is connected with the main control module and used for analyzing the obtained characteristic image of the historic building timber structure to be repaired through a data analysis program, determining the damage condition of the timber structure and generating an analysis report;
the main control module is connected with the field investigation module, the data acquisition module, the data processing module, the data analysis module, the repair positioning module, the wood structure reinforcement module, the field cleaning module, the repair planning and formulation module, the construction repair module, the repair surface maintenance module, the repair detection acceptance module, the repair field restoration module, the data storage module and the display module and is used for controlling the normal operation of each module of the in-situ repair system of the ancient building wood structure through the main control computer;
the repairing positioning module is connected with the main control module and used for determining a repairing position according to an analysis report of the historic building timber structure to be repaired through a positioning program;
the wood structure reinforcing module is connected with the main control module and used for building a scaffold on the periphery of the wood structure through wood structure reinforcing equipment and building a walking protective shed at the determined repair position of the wood structure of the historic building;
the on-site cleaning module is connected with the main control module and used for carrying out cleaning work on the surface of the historic building timber structure to be repaired through cleaning equipment and marking the part needing to be repaired;
the restoration planning making module is connected with the main control module and used for respectively appointing different restoration methods according to the damaged condition according to the analysis report of the ancient building wood structure through a restoration planning making program;
the construction repair module is connected with the main control module and used for repairing and constructing the wood structure through repair equipment according to a formulated repair plan, and repairing the wood structure strictly according to the repair plan in the construction process;
the repairing surface maintenance module is connected with the main control module and used for building a circle of protective net at the periphery of the repairing surface of the wood structure through maintenance equipment and further repairing the repaired surface of the wood structure by using fireproof, anticorrosive and mothproof paint and adhesive;
the repairing, detecting and accepting module is connected with the main control module and is used for detecting the repairing condition of the wood structure through detecting and accepting equipment and making a detecting and accepting record;
the restoration site restoration module is connected with the main control module and used for dismantling the scaffold and the walking protection shed after the detection and acceptance are qualified through restoration equipment and timely cleaning garbage generated after restoration;
the data storage module is connected with the main control module and used for storing field survey results, image data information of the historic building wood structure to be repaired, characteristic images, analysis reports, repair planning and detection acceptance records through a memory;
and the display module is connected with the main control module and used for displaying the field investigation result, the image data information of the historic building wood structure to be repaired, the characteristic image, the analysis report, the repair plan and the real-time data of the detection acceptance record through the LED high-definition display.
9. A computer program product stored on a computer readable medium, comprising a computer readable program for providing a user input interface for implementing a method of in situ restoration of an ancient architectural wooden structure as claimed in any one of claims 1 to 6 when executed on an electronic device.
10. A computer readable storage medium storing instructions which, when executed on a computer, cause the computer to perform the method of in situ restoration of an ancient architectural wood structure according to any one of claims 1 to 6.
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