CN112696042A - Repairing method for Hakka soil building structure - Google Patents
Repairing method for Hakka soil building structure Download PDFInfo
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- CN112696042A CN112696042A CN202011436642.8A CN202011436642A CN112696042A CN 112696042 A CN112696042 A CN 112696042A CN 202011436642 A CN202011436642 A CN 202011436642A CN 112696042 A CN112696042 A CN 112696042A
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- 238000000034 method Methods 0.000 title claims abstract description 38
- 235000016278 Mentha canadensis Nutrition 0.000 title claims abstract description 15
- 239000002689 soil Substances 0.000 title claims description 11
- 241001575999 Hakka Species 0.000 title abstract 2
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 238000004140 cleaning Methods 0.000 claims abstract description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 46
- 239000010959 steel Substances 0.000 claims description 46
- 239000011121 hardwood Substances 0.000 claims description 20
- 239000002023 wood Substances 0.000 claims description 19
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 18
- 244000245214 Mentha canadensis Species 0.000 claims description 13
- 229910052742 iron Inorganic materials 0.000 claims description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 239000011083 cement mortar Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 239000011431 lime mortar Substances 0.000 claims description 4
- 239000002344 surface layer Substances 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 240000001668 Ficus lacor Species 0.000 claims description 2
- 230000007797 corrosion Effects 0.000 claims description 2
- 238000005260 corrosion Methods 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 238000005336 cracking Methods 0.000 abstract description 11
- 230000002787 reinforcement Effects 0.000 abstract description 2
- 230000008439 repair process Effects 0.000 abstract description 2
- 125000006850 spacer group Chemical group 0.000 abstract 1
- 230000008569 process Effects 0.000 description 11
- 239000000463 material Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 241000238631 Hexapoda Species 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000000750 progressive effect Effects 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
本发明公开了一种客家土楼结构的修缮方法，包括以下步骤：在清理、矫正后再进行加固：在相对的两面夯土墙之间设置拉紧装置，在相邻的夯土墙连接处设置角箍；其中，拉紧装置包括花篮螺栓和2组拉杆机构，此2组拉杆机构的一端分别固定于两面夯土墙，2组拉杆机构的另一端通过花篮螺栓连接；拉杆机构包括套管和螺杆，套管安装于夯土墙，且套管贯穿夯土墙，螺杆的一端穿过套管，且螺杆的一端套设有2个T形螺母，此2个T形螺母分别位于夯土墙的两侧，且T形螺母与夯土墙之间设有垫块，2组拉杆机构中的螺杆的另一端通过花篮螺栓连接；增强夯土墙的结构稳定性，修正夯土墙的倾斜角度，有效防止夯土墙在修缮后使用中可能再次出现的开裂与倾斜。
The invention discloses a repairing method for a Hakka earth building structure, comprising the following steps: performing reinforcement after cleaning and rectification: arranging a tensioning device between two opposite rammed earth walls, and arranging a tensioning device at the connection of the adjacent rammed earth walls Angle hoop; wherein, the tensioning device includes a turnbuckle bolt and two sets of tie rod mechanisms, one end of the 2 sets of tie rod mechanisms is respectively fixed on two rammed earth walls, and the other ends of the 2 sets of tie rod mechanisms are connected by the turnbuckle bolts; the tie rod mechanism includes a sleeve and a The screw rod and the casing are installed on the rammed earth wall, and the casing runs through the rammed earth wall. There are spacers between the T-shaped nut and the rammed earth wall, and the other ends of the threaded rods in the two sets of tie rod mechanisms are connected by flower basket bolts; the structural stability of the rammed earth wall is enhanced, and the inclination angle of the rammed earth wall is corrected. , to effectively prevent the cracking and tilting of the rammed earth wall that may occur again after the repair.
Description
Technical Field
The invention relates to the technical field of traditional rammed earth building repair, in particular to a method for repairing a Hakka earth building structure.
Background
The rammed earth wall cracking and inclining is the most complicated problem in repairing of a Hakka earth building, and due to the requirement of defense, the outer wall of the Hakka earth building is mostly built by rammed earth, the rammed earth wall is thick and tall, is influenced by the building skill, the external environment, the use state and the like, large cracks which penetrate longitudinally easily appear, and then the rammed earth wall in multiple faces inclines outwards.
In summary, the following causes of the rammed earth wall cracking and tilting are provided: 1. the material property of the rammed earth wall; 2. the four sides rammed earth wall is weakened by pulling to cause the rammed earth wall to incline; 3. cracking caused by the self weight of the earth building roof and the rammed earth wall; 4. due to the reasons of drying shrinkage deformation, uneven cooling and heating of the rammed earth wall and the like, stress is concentrated at the weak part of the wall corner, so that the wall is easy to crack, and a longitudinally penetrating crack is formed.
At present, the repairing technology of the rammed earth wall of a civil building basically achieves the effects of correcting the rammed earth wall and making up cracks, but the method is not enough for further preventing the rammed earth wall from cracking possibly in the subsequent use process, and meanwhile, a technical method for better preventing the rammed earth wall from cracking possibly in the subsequent use process is not provided.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention aims to: a method for repairing the structure of a Hakka earth building is disclosed, which features that the connection and tie between rammed earth walls on four sides are reinforced, the rammed earth walls are centralized and stabilized, and the repaired rammed earth walls have longer structural stability.
In order to achieve the purpose, the invention adopts the following technical scheme:
a repairing method of a Hakka soil building structure comprises the following steps:
and (3) reinforcing after cleaning and correcting: (1) a tensioning device is arranged between two opposite rammed earth walls, and a corner hoop is arranged at the joint of the adjacent rammed earth walls;
the tensioning device comprises a turn buckle and 2 groups of pull rod mechanisms, wherein one end of each of the 2 groups of pull rod mechanisms is respectively fixed on the two rammed earth walls, and the other ends of the 2 groups of pull rod mechanisms are connected through the turn buckle;
the pull rod mechanism comprises a sleeve and a screw rod, the sleeve is installed on the rammed earth wall, the sleeve penetrates through the rammed earth wall, one end of the screw rod penetrates through the sleeve, 2T-shaped nuts are sleeved at one end of the screw rod, the 2T-shaped nuts are respectively located on two sides of the rammed earth wall, a cushion block is arranged between each T-shaped nut and the rammed earth wall, and the other ends of the screw rods in the 2 groups of pull rod mechanisms are connected through a turnbuckle;
(2) after the wall body is reinforced, the holes and cracks of the rammed earth wall are filled with soil lime mortar, and the surface layer of the rammed earth wall is treated by plastering.
Preferably, at least 2 groups of tensioning devices are arranged on two opposite rammed earth walls of each floor, the distance between each tensioning device and each floor is 120-200 cm, and the distance between each tensioning device and the corresponding wall corner is 550-1200 cm.
Preferably, the angle hoop is 2 straight steel plates, 2 the straight steel plates are perpendicularly connected, 2 the inboard of straight steel plate all with rammed earth wall paste tightly and be connected, 2 straight steel plate integrated into one piece.
Preferably, the angle hoop and the pull rod mechanism which are positioned on the same floor are positioned on the same horizontal plane.
Preferably, before the wall is reinforced, the following steps are provided:
s1, cleaning: mounting a scaffold platform, and dismounting the roof tiles;
s2, correction: set up the correction structure in the outside of wall body, specifically do: at least one wood board is installed from the upper end of the rammed earth wall to the lower end of the rammed earth wall, a hard wood purlin is arranged in the middle of each wood board, adjacent wood boards are connected through the hard wood purlin, and at least one steel pipe is adopted to support the hard wood purlin.
Preferably, in step S2, in the process of adjusting the steel pipe to correct the rammed earth wall, when the displacement of the top of the rammed earth wall reaches 8-20 mm each time, observing the rammed earth wall: if new cracks are found around the rammed earth wall, the correction is stopped.
Preferably, in step S2, after the steel pipe is fixed, pressing iron sheets into the gap at the joint between the wall body and the ground, taking out the iron sheets in the gap when no springback occurs to the rammed earth wall, and filling cement mortar into the gap for joint sealing.
Preferably, the steel pipe is equipped with 2 sections at least, is equipped with screw bolt and thread bush between 2 sections adjacent steel pipes, screw bolt and thread bush threaded connection are located the top the upper end and the hardwood purlin of steel pipe are connected, are located the below the lower extreme and ground or scaffold frame of steel pipe are connected.
Preferably, in step S1, when the tiles are unloaded, the well-preserved tiles are screened out, the damaged tile surfaces and purlins are replaced, and the insect-proof and corrosion-resistant treatment is performed on the main ridge, the suspended ridge, the oak board and the purlins.
Preferably, the thickness of the wood boards is 3-5 cm, the width of the wood boards is 30-50 cm, the installation distance between the adjacent wood boards is 50-80 cm, and the wood boards and the steel pipes are equal in number and are arranged correspondingly.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. the method for repairing the structure of the civil building adopts the additionally arranged tensioning device to enhance the structural stability of the rammed earth wall, so that the inclination angle of the rammed earth wall can be corrected, the rammed earth wall can be effectively prevented from cracking and inclining again in use after repairing, the phenomena of cracking and inclining of the rammed earth wall can not occur for a long time after repairing, and the subsequent use safety and service life of the civil building are also improved.
2. According to the repairing method of the Hakka earth building structure, the corner hoops are arranged at the outer corners of the rammed earth wall, so that the stability of the rammed earth wall in the reinforcing process is enhanced, the cracking phenomenon in the process of reinforcing the rammed earth wall is effectively prevented, the cracks are filled with the soil lime mortar, the weak corners of the rammed earth wall are stabilized, and the stability of the rammed earth wall structure after repairing is enhanced.
3. The method for repairing the structure of the Hakka earth building adopts the wood boards and the hardwood beams to correct the rammed earth wall, has low requirement on implementation sites, utilizes the iron sheets to be plugged into the bottom of the rammed earth wall after correction, prevents the rammed earth wall from rebounding, and ensures the due correction effect in the correction process.
4. The method for repairing the structure of the soil building of the guest home is simple to operate, the used components are low in cost, the authenticity of the soil building of the guest home is improved by using the well-preserved raw building materials, and manpower and material resources are saved.
5. The method for repairing the structure of the soil building of the Hakka is characterized in that the technology for reinforcing the wall by using the tensioning device is reversible, the tensioning device is detachable, and the material, the structure and the appearance of the original building are not influenced.
Drawings
Fig. 1 is a schematic structural view of a drawbar mechanism of the present invention.
FIG. 2 is a schematic view of the connection of the tie bar mechanism of the present invention to a rammed earth wall.
FIG. 3 is a schematic illustration of a rectification structure of the rammed earth wall of the present invention.
FIG. 4 is a schematic view of the construction of the angle hoops of the rammed earth wall of the present invention.
Fig. 5 is a front view of the earth building of the present invention.
Fig. 6 is a side view of an earth building of the present invention.
The concrete wall is characterized in that 1 is a rammed earth wall, 2 is a pull rod mechanism, 201 is a sleeve, 202 is a cushion block, 203 is a T-shaped nut, 204 is a screw rod, 205 is a turn buckle, 3 is a surface layer, 4 is a corner hoop, 401 is a straight steel plate, 402 is a connecting hole, 5 is a wood plate, 6 is a wood purlin, 7 is a steel pipe, 8 is a threaded bolt, 9 is a threaded sleeve, 10 is a roof and 11 is a floor.
Detailed Description
The following describes the object of the present invention in further detail with reference to the drawings and specific examples, which are not repeated herein, but the embodiments of the present invention are not limited to the following examples.
As shown in fig. 1 to 6, a method for repairing a structure of a homestead building comprises the steps of:
s1, cleaning: installation scaffold platform makes things convenient for the constructor to build operation platform, lifts off the tile of roofing 10, and the good tile of suitable guarantor is managed, selects usable tile spare, stacks according to the classification of matter ground after the clearance, saves the resource, and restores the authenticity of roofing 10 structures simultaneously.
S2, correction: the rammed earth wall 1 with the inclination rate exceeding 0.7% is corrected, and a correction structure is arranged outside the wall body, specifically comprising the following steps: from the upper end of rammed earth wall 1 to the lower extreme of rammed earth wall 1 at least install a plank 5, establish a hard wood square timber 6 at the middle part of plank 5, adjacent plank 5 is connected through hard wood square timber 6, adopt at least one steel pipe 7 to support hard wood square timber 6, the one end and the ground fixed connection of steel pipe 7, the other end and the hardwood square timber 6 of steel pipe 7 are connected, adjust extension steel pipe 7 and support in hardwood square timber 6, hardwood square timber 6 supports plank 5, hardwood square timber 6 transmits effort to plank 5, plank 5 gives the effort again and transmits the effort for rammed earth wall 1, thereby reach the effect of correcting rammed earth wall 1.
S3, reinforcement: (1) a tensioning device is arranged between the two opposite rammed earth walls 1, and a corner hoop 4 is arranged at the joint of the adjacent rammed earth walls 1;
the tensioning device comprises a turn buckle 205 and 2 groups of pull rod mechanisms 2, wherein one end of each of the 2 groups of pull rod mechanisms 2 is respectively fixed on the two sides of the rammed earth wall 1, and the other ends of the 2 groups of pull rod mechanisms 2 are connected through the turn buckle 205;
the pull rod mechanism 2 comprises a sleeve 201 and a screw 204, the sleeve 201 is installed on the rammed earth wall 1, the sleeve 201 penetrates through the rammed earth wall 1, one end of the screw 204 penetrates through the sleeve 201, the sleeve 201 separates the screw 204 from the rammed earth wall 1, the structure of the rammed earth wall 1 is prevented from being damaged when the screw 204 is pulled and connected under stress, a pot head of the screw 204 is provided with 2T-shaped nuts 203, the 2T-shaped nuts 203 are respectively located on two sides of the rammed earth wall 1, the rammed earth wall 1 is clamped by the T-shaped nuts 203, a cushion block 202 is arranged between the T-shaped nuts 203 and the rammed earth wall 1, the stress area of the rammed earth wall 1 is increased by the cushion block 202, and the structure of the rammed earth wall 1 is prevented from being damaged by the screw 204 due to the fact that the contact area of the T-shaped nuts 203 and the rammed. The other ends of the screw rods 204 in the 2 groups of the pull rod mechanisms 2 are connected through the turn-buckle bolts 205, and the turn-buckle bolts 205 are adjusted, so that the 2 groups of the pull rod mechanisms 2 simultaneously generate pulling force towards the turn-buckle bolts 205, and the rammed earth wall 1 is pulled and tied. The pull rod mechanism 2 corrects slight inclination of the rammed earth wall 1 to a certain degree, and can pull the rammed earth wall 1 to prevent the rammed earth wall 1 from cracking and inclining again in the subsequent use process, and the device is convenient to mount and dismount, does not influence the authenticity of the material and the structure of the rammed earth wall 1, and does not crack and incline the rammed earth wall 1 for a long time after the repairing.
(2) After the wall body is reinforced, the holes and cracks of the rammed earth wall 1 are filled with the soil lime mortar, the surface layer 3 of the rammed earth wall 1 is treated by plastering, the overall stability of the structure of the rammed earth wall 1 is enhanced, and cracking and inclination which may occur again in the process of using the rammed earth wall 1 after repairing are effectively prevented.
In step S1, select when the tile is unloaded and preserve intact tile, replace damaged tile face and purlin, carry out the protection against insects anticorrosive treatment to positive ridge, the ridge that hangs down, the board of ficus virens and purlin, preferentially select the old tile of the same specification when changing the tile, if there is not old tile available, then according to former specification, former matter ground and primary color luster decide to burn, carefully observe and take notes the damage condition of purlin, dismantle the purlin, screen the purlin that better ability was reserved, carry out the protection against insects anticorrosive treatment after the clearance, utilize the material of the former building of preserving well, the authenticity of having increased the original householder' S native building of reduction, and save manpower and materials.
In step S2, in the process of adjusting the steel pipe 7 to correct the rammed earth wall 1, each time the displacement of the top of the rammed earth wall 1 reaches 8-20 mm, observing whether cracks and abnormalities occur around the rammed earth wall 1, and conducting a reexamination on the rammed earth wall 1 by an organizer, wherein if cracks occur around the rammed earth wall 1, the force and frequency during operation need to be adjusted, and meanwhile, the distance between the support systems is considered to be adjusted, and if cracks do not occur around the rammed earth wall 1, continuing the correction construction until the complete correction.
In step S2, after the steel pipe 7 is adjusted, an iron sheet is pressed into a gap at the joint of the wall body and the ground, the iron sheet is placed in the gap at intervals of 60-90 cm, when the rammed earth wall 1 does not rebound, the iron sheet in the gap is taken out, cement mortar is filled into the gap for joint filling, the iron sheet is used for resisting slight rebound generated after the rammed earth wall 1 is corrected, the gap is filled with the cement mortar, the stability of the connection between the wall body and the ground is enhanced, and the structural stability of the rammed earth wall 1 is improved.
The steel pipe 7 is equipped with 2 sections, is equipped with between 2 adjacent sections of steel pipe 7 and screws up 8 and thread bush 9, screw up 8 and thread bush 9 threaded connection, the one end and the hardwood of steel pipe 7 are purlin 6 to be connected, the other end and ground or scaffold connection of steel pipe 7. The steel pipe 7 is equipped with the backing plate with the junction on ground for support steel pipe 7, ties progressive extension steel pipe 7 of circulation through adjusting 8 screws, transmits the effort to hardwood tree 6, and the transmission of rethread hardwood tree 6 is for plank 5, reaches the effect of correcting rammed earth wall 1.
The thickness of the wood boards 5 is 4cm, the width of the wood boards 5 is 45cm, the installation distance of the adjacent wood boards 5 is 60cm, the number of the wood boards 5 is equal to that of the steel pipes 7, the wood boards 5 are arranged correspondingly, and the wood boards 5 are connected with the hard wood beams 6 and the steel pipes 7 to form a group of supporting systems. The multiple groups of supporting systems are arranged at the position of the wall body every 60cm, the integrity of the rammed earth wall 1 in the correction process is enhanced through the multiple groups of supporting systems, the phenomenon that the rammed earth wall 1 is secondarily cracked due to uneven stress generated in the process of correcting the rammed earth wall 1 is reduced.
In step S3, 2 sets of tension devices are installed on the rammed earth walls 1 of each floor, wherein the tension devices are located 120-200 cm above the floor 11, the tension devices are located 550-1200 cm above the corresponding corners, and the corresponding corners are the corners closest to the tension devices in the horizontal direction. The method comprises the steps of drilling corresponding rammed earth walls 1 by adopting a drill bit in a circulating and progressive mode, so that the rammed earth walls 1 are not easy to be too fast and the overall structure of the rammed earth walls 1 is prevented from being damaged, holes are formed in the rammed earth walls 1 which are drilled through, a sleeve 201 is placed in the holes of the rammed earth walls 1, a screw 204 is placed in the sleeve 201 of the rammed earth walls 1, cushion blocks 202 and T-shaped nuts 203 are sequentially arranged on two sides of the rammed earth walls 1, the T-shaped nuts 203 are sleeved with the screw 204 to clamp the rammed earth walls 1, the sleeve 201, the screw 204, the cushion blocks 202 and the T-shaped nuts 203 are sequentially connected to form a pull rod mechanism 2, the cushion blocks 202 act on the rammed earth walls 1, when the screw 204 is used for preventing the rammed earth walls 1 from being reinforced, the structure of the rammed earth walls 1 cannot be damaged, the pulling acting force of the rammed earth walls 1 is increased, the sleeve 201, the tension device can be disassembled, and the material, the structure and the appearance of the original building can not be influenced.
In step S3, the angle hoop is 2 straight steel sheets 401, 2 straight steel sheets 401 are connected perpendicularly, 2 the inboard 1 and the rammed earth wall 1 of straight steel sheet 40 paste tight and be connected, 2 straight steel sheet integrated into one piece, straight steel sheet 401 is equipped with connecting hole 402, adopts expansion bolts to pass connecting hole 402 and impresses rammed earth wall 1, and angle hoop 4 passes through expansion bolts and is connected with rammed earth wall 1, and the outer wall angle of every floor all sets up angle hoop 4, and angle hoop 4 and the pull rod mechanism 2 that are located same floor are located same horizontal plane, use the weak position of angle hoop 4 firm corner stress, at the drawknot in-process, prevent that the position of corner from taking place the phenomenon of fracture.
The above-mentioned embodiments are preferred embodiments of the present invention, and the present invention is not limited thereto, and any other modifications or equivalent substitutions that do not depart from the technical spirit of the present invention are included in the scope of the present invention.
Claims (10)
1. A method for repairing a structure of a Hakka soil building is characterized by comprising the following steps:
and (3) reinforcing after cleaning and correcting: (1) a tensioning device is arranged between two opposite rammed earth walls, and a corner hoop is arranged at the joint of the adjacent rammed earth walls;
the tensioning device comprises a turn buckle and 2 groups of pull rod mechanisms, wherein one end of each of the 2 groups of pull rod mechanisms is respectively fixed on the two rammed earth walls, and the other ends of the 2 groups of pull rod mechanisms are connected through the turn buckle;
the pull rod mechanism comprises a sleeve and a screw rod, the sleeve is installed on the rammed earth wall, the sleeve penetrates through the rammed earth wall, one end of the screw rod penetrates through the sleeve, 2T-shaped nuts are sleeved at one end of the screw rod, the 2T-shaped nuts are respectively located on two sides of the rammed earth wall, a cushion block is arranged between each T-shaped nut and the rammed earth wall, and the other ends of the screw rods in the 2 groups of pull rod mechanisms are connected through turn-buckle bolts;
(2) after the wall body is reinforced, the holes and cracks of the rammed earth wall are filled with soil lime mortar, and the surface layer of the rammed earth wall is treated by plastering.
2. A method of repairing a structure of a homestead as claimed in claim 1, wherein: at least 2 groups of tensioning devices are arranged on two opposite rammed earth walls of each floor, the distance between each tensioning device and each floor is 120-200 cm, and the distance between each tensioning device and the corresponding corner is 550-1200 cm.
3. A method of repairing a structure of a homestead as claimed in claim 1, wherein: the angle hoop is 2 straight steel sheets, 2 the straight steel sheets are perpendicularly connected, 2 the inboard of straight steel sheet all pastes tightly with the rammed earth wall and is connected, 2 straight steel sheet integrated into one piece.
4. A method of renovating a structure of a homestead building according to claim 3, characterized in that: the angle hoops and the pull rod mechanisms which are positioned on the same floor are positioned on the same horizontal plane.
5. A method of renovating a structure of a homestead building according to claim 1, characterized in that, before the step of reinforcing the walls, the following steps are provided:
s1, cleaning: mounting a scaffold platform, and dismounting the roof tiles;
s2, correction: set up the correction structure in the outside of wall body, specifically do: at least one wood board is installed from the upper end of the rammed earth wall to the lower end of the rammed earth wall, a hard wood purlin is arranged in the middle of each wood board, adjacent wood boards are connected through the hard wood purlin, and at least one steel pipe is adopted to support the hard wood purlin.
6. A method of renovating a structure of a Hakka earth building according to claim 5, characterized in that: in step S2, adjusting the in-process of steel pipe correction rammed earth wall, when the displacement at the top of rammed earth wall reaches 8 ~ 20mm at every turn, observe the rammed earth wall: if new cracks are found around the rammed earth wall, the correction is stopped.
7. A method of repairing a structure of a homestead as claimed in claim 6, wherein: in step S2, after the steel pipe is fixed, an iron sheet is pressed into the gap at the joint between the wall body and the ground, and after the rammed earth wall does not rebound, the iron sheet in the gap is taken out, and cement mortar is filled into the gap for joint sealing.
8. A method of renovating a structure of a homestead building according to claim 7, characterized in that: the steel pipe is equipped with 2 sections at least, is equipped with screw bolt and thread bush between 2 adjacent sections steel pipes, screw bolt and thread bush threaded connection are located the top the upper end and the hardwood of steel pipe are purlin to be connected, are located the below the lower extreme and the ground or scaffold frame of steel pipe are connected.
9. A method of renovating a structure of a Hakka earth building according to claim 5, characterized in that: in step S1, when the tiles are detached, the tiles that are well preserved are screened out, the damaged tile surfaces and purlins are replaced, and insect-proof and corrosion-resistant treatment is performed on the main ridge, the suspended ridge, the ficus virens plate and the purlins.
10. A method of renovating a structure of a Hakka earth building according to claim 5, characterized in that: the thickness of plank is 3 ~ 5cm, the width of plank is 30 ~ 50cm, and the interval of adjacent plank installation is 50 ~ 80cm, the plank equals with the quantity of steel pipe, and corresponding the setting.
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| CN210622376U (en) * | 2019-07-29 | 2020-05-26 | 江苏东南特种技术工程有限公司 | Cultural relics building emergency reinforcing apparatus |
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