CN110284729B - Historical building wall block type cutting and dismantling method - Google Patents
Historical building wall block type cutting and dismantling method Download PDFInfo
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- CN110284729B CN110284729B CN201910505835.5A CN201910505835A CN110284729B CN 110284729 B CN110284729 B CN 110284729B CN 201910505835 A CN201910505835 A CN 201910505835A CN 110284729 B CN110284729 B CN 110284729B
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- E—FIXED CONSTRUCTIONS
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Abstract
The invention discloses a block type cutting and dismantling method for a historical building wall, which comprises the steps of dividing the whole historical building wall into a plurality of unit walls, sequentially numbering all the unit walls, and reinforcing the unit walls into unit composite board walls according to the serial numbers of the unit walls and the sequence from top to bottom and from left to right to cut and remove the unit walls, so that the construction difficulty is reduced; and the unit wall bodies on the same layer can be synchronously constructed, so that the construction efficiency is improved, and the construction cost is reduced.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a block type cutting and dismantling method for a historical building wall.
Background
Because the historic building artistic wall has higher historic value, scientific value and artistic value, the wall needs to be integrally removed for migration, repair and restoration in the process of special structure transformation, so that the historic value, the scientific value and the artistic value are prevented from being damaged.
Because the historical building artistic wall body may have the conditions of large-area inclination, skew flash, distortion, damage, swelling and the like, the existing historical building deformed wall body repairing technology is to locally remove the deformed wall body in situ, and the traditional technology has the defects of high construction difficulty, high labor intensity, long construction period and high consumption of manpower and material resources.
Disclosure of Invention
In view of the above, the present invention provides a block-type cutting and dismantling method for a wall of a historical building, so as to solve the problems in the background art.
A block-type cutting and dismantling method for a historical building wall body specifically comprises the following steps:
step 1: the method comprises the following steps of (1) planning and dividing a whole historical building wall into a plurality of unit walls;
step 2: numbering all the unit walls in order;
and step 3: respectively arranging composite L-shaped concrete slabs on each unit wall body positioned at the top layer of the historical building wall body to form a unit composite wall body, and mounting temporary supporting devices on each unit composite wall body; sequentially cutting and removing the unit composite wall bodies provided with the temporary supporting devices according to the numbering sequence;
and 4, step 4: and repeating the step 3, and orderly cutting the walls of other floors of the historical building wall according to the numbering sequence.
Preferably, the step 1 of dividing the whole historical building wall into a plurality of unit walls comprises the following specific steps:
firstly, drawing a construction design drawing of a whole historical building wall according to the on-site entity survey condition;
then, according to a construction design drawing, selecting a measuring instrument, positioning each unit wall on the wall surface of the historical building wall, popping a cutting line of each unit wall on the wall surface by using an ink line, and marking the cutting line along the vertical brick joint of the wall body.
Preferably, the step 3 of arranging the composite L-shaped concrete slab on the single unit wall to form the unit composite wall comprises the following specific steps:
step 3.1: a plurality of support grooves are formed in the bottom of the unit wall body at equal intervals, and a split heads is placed in each support groove; a separation plate is arranged below the two plates; each split heads must effectively support the upper and lower brick wall bodies;
step 3.2: removing the wall bodies on the adjacent sides of all the split heads to form a plurality of empty grooves separated by the split heads at the bottoms of the unit wall bodies;
step 3.3: placing a separation plate in each empty groove, and then sequentially penetrating the supporting steel bars through the split heads to form a supporting structure of the ground beam;
step 3.4: implanting tie bars into the back surfaces of the unit walls, binding steel bar net sheets on the back surfaces of the unit walls, and binding and fixing the steel bar net sheets with the supporting structures and the tie bars of the walls;
step 3.5: installing a pouring template, wherein the upper end surface of the pouring template is flush with the upper end surface of the unit wall;
step 3.6: pouring concrete from a pouring opening of the pouring template, wherein the concrete is integrated with the ground beam support structure to form a reinforced concrete ground beam, the concrete is integrated with the reinforcing mesh and the tie bars to form a concrete slab, the reinforced concrete ground beam and the concrete slab jointly form a composite L-shaped concrete slab, the composite L-shaped concrete slab and the unit wall are integrated to form a unit composite wall,
the outer side surface of the reinforced concrete ground beam is retracted into the outer wall surface of the unit wall body, and the inner side surface of the reinforced concrete ground beam is protruded from the back surface of the unit wall body;
step 3.7: a groove is formed in the upper end face of the unit composite wall body, and a water stop adhesive tape is installed in the groove.
Preferably, the specific steps of cutting the unit composite wall body provided with the temporary supporting device in the step 3 are as follows:
firstly, a guiding rule or a guide pipe is placed at a cutting line of the unit composite wall; then, a slitter is used to make a longitudinal cut along the guide or pipe.
Preferably, the temporary supporting device comprises a hoisting protection frame and a door and window reinforcing support arranged in a door and window inner frame of the unit composite wall body;
the hoisting protection frame comprises a bottom support, an inclined support fixed on the bottom support and a hoisting support fixed at the top of the inclined support horizontally, a socket plate used for being inserted into the unit composite wall body is extended from one side of the bottom support, and the end part of the socket plate is hinged and fixed with a clamping plate which can be turned over relative to the socket plate up and down to clamp the unit composite wall body.
Preferably, the top of the hoisting support is provided with a lifting lug, and the center of the lifting lug is provided with a lifting hole.
Preferably, the lifting lugs are four and are respectively fixed on four corners of the hoisting support.
Preferably, the door and window reinforcing support comprises a rectangular frame and a shear support arranged in the rectangular frame.
Preferably, each unitized wall comprises a brick column, a wall, a door or window, and the height of the unitized wall is one story height.
Preferably, each unitized wall corresponds to a unique number.
The invention has the beneficial effects that:
according to the invention, the whole historical building wall is divided into a plurality of unit walls, all the unit walls are sequentially numbered, and the unit walls are sequentially reinforced into unit composite board walls according to the serial numbers of the unit walls and the sequence from top to bottom and from left to right, and are cut and removed, so that the construction difficulty is reduced; and the unit wall bodies on the same layer can be synchronously constructed, so that the construction efficiency is improved, and the construction cost is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a flow chart of the method of the present invention.
Fig. 2 is a schematic diagram of a historical building wall divided into a plurality of unit walls.
Fig. 3 is a schematic structural diagram of a unit composite wall.
Fig. 4 is a schematic structural view of a split heads arranged at the bottom of a unit wall.
Fig. 5 is a schematic structural diagram of the wall body after the wall body on the adjacent side of the split heads in fig. 3 is hollowed.
Fig. 6 is a schematic view of the support structure formed by inserting support bars into the split heads of fig. 4.
Fig. 7 is a structural view of the ground beam at the bottom of the unit wall.
Fig. 8 is a schematic structural view of the split heads.
Fig. 9 is a schematic view of the structure of the support bar.
Fig. 10 is a structural schematic diagram of a hoisting protection frame.
Fig. 11 is a schematic view showing a state in which the temporary supporting means is installed on the unit composite wall.
The reference numerals in the figures have the meaning:
the unit wall body 1, the composite L-shaped concrete slab 2, the composite wall body unit 3, the temporary supporting device 4, the concrete slab 5, the embedded part 6, the supporting groove 7, the split heads 8, the partition boards 9, the empty grooves 10, the supporting steel bars 11, the supporting structure 12, the reinforced concrete ground beams 13, the clamping grooves 14, the door and window reinforcing supports 15, the bottom supports 16, the diagonal support supports 17, the hoisting supports 18, the bearing plate 19 and the clamping plate 20.
Detailed Description
For better understanding of the technical solutions of the present invention, the following detailed descriptions of the embodiments of the present invention are provided with reference to the accompanying drawings.
It should be understood that the described embodiments are only some embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The present application is described in further detail below with reference to specific embodiments and with reference to the attached drawings.
In the description of the present application, it should be understood that the terms "upper", "lower", "left", "right", and the like used in the embodiments of the present application are described with reference to the angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.
The embodiment of the invention provides a block type cutting and dismantling method for a wall body of a historical building.
The block-type cutting and dismantling method for the historical building wall specifically comprises the following steps:
step 1: the whole historical building wall is planned into a plurality of unit walls 1 according to the relation between columns and axes.
Specifically, firstly, drawing a construction design drawing of the whole historical building wall according to the site entity survey condition;
then, according to a construction design drawing, selecting a measuring instrument, positioning boundary lines (the boundary lines are defined along vertical brick joints of the wall) of each unit wall body 1 on the wall surface of the historical building wall body, wherein each unit wall body comprises a brick column, a wall, a door or a window, and the height of each unit wall body is one story height;
and finally, popping the cutting line of each unitized wall on the wall surface by using ink lines.
Step 2: all the unit walls 1 are numbered in the order from left to right and from top to bottom.
Each unit wall body corresponds to a unique number.
And step 3: respectively arranging composite L-shaped concrete plates (the composite L-shaped concrete plates can also be simply called L walls) 2 on each unit wall 1 which is currently positioned at the top layer of the whole historical building wall to form a unit composite wall 3 (namely, the inner sides of each unit wall which is currently positioned at the top layer of the whole historical building wall are respectively reinforced by concrete, and an upper wall and a lower wall are horizontally isolated by a ground beam to form a unit composite wall), and then, installing temporary supporting devices 4 on each unit composite wall; the unit composite walls 3 with the temporary support means 4 installed are cut and removed in sequence according to the numbered sequence, according to the vertical brickwork joint.
Specifically, the method for forming the unit composite wall 3 by arranging the composite L-shaped concrete slab 2 on the single unit wall 1 comprises the following specific steps:
step 3.1: a plurality of supporting grooves 7 are formed in the bottom of the unit wall body 1 at equal intervals, and a split heads is placed in each supporting groove. The height of the split heads 8 is matched with that of the supporting grooves 7, so that the split heads 8 can effectively support the upper and lower unit walls 1.
A5 mm thick partition board 9 is placed under each split heads.
In this embodiment, the split heads 8 are composed of a cubic steel bar framework and two steel plates, the two steel plates are respectively fixed at the top and the bottom of the cubic steel bar framework, and the area of the steel plates is larger than the area of the top/the bottom of the cubic steel bar framework. When the split heads 8 are placed in the supporting grooves 7, the steel plates on the tops of the split heads 8 are in contact with the unit wall 1.
Step 3.2: after the split heads 8 at the bottom of the unit wall are placed, the wall bodies at the adjacent sides of all the split heads are removed, so that a plurality of empty grooves 10 are formed at the bottom of the unit wall body 1, and the left empty groove and the right empty groove are separated by the split heads.
Step 3.3: a5 mm thick spacer plate is placed in each empty slot 10. The division board of the division board in the dead slot and the division board below the split heads adopt the division board of same kind of material, and in this embodiment, the division board in the dead slot and the division board below the split heads all are the PVC plastic backing plate that 5mm is thick, separates by one deck plastic backing plate between upper strata unit wall body and the lower floor's wall body like this.
Then, the supporting steel bars 11 sequentially pass through the split heads, and the supporting steel bars 11 and all the split heads 8 below the unit wall are combined into a whole to form a supporting structure 12 of the ground beam. The diameter of the main reinforcing steel bar of the ground beam is 12 mm.
The support bar 11 comprises a plurality of stirrups that the interval distributes, the shaft-like reinforcing bar of fixing on the stirrup, and the stirrup diameter is 8mm, and the interval between two adjacent stirrups is 150mm, and the diameter of shaft-like reinforcing bar is 12 mm. After the supporting steel bars 11 are arranged in the split heads 8 in a penetrating way, the supporting steel bars 11 and the split heads 8 are bound and fixed together to form a supporting structure 12. The overall height of the support structure 12 is no less than 50 centimeters.
Step 3.4: the tie bars are implanted into the back of the unit wall body 1 and distributed at equal intervals, the diameter of each tie bar is 8mm, the distance between every two adjacent tie bars is 500mm, then the steel bar net pieces are bound on the back of the unit wall body 1, and the steel bar net pieces are bound and fixed with the ground beam supporting structure and the wall body tie bars.
The reinforcing bar net piece is the net piece of making through ligature or welding by vertical reinforcing bar and horizontal reinforcing bar cross, and the diameter of horizontal reinforcing bar and vertical reinforcing bar is 10mm, and the interval between two adjacent horizontal reinforcing bars and the interval between two adjacent vertical reinforcing bars are 200 mm.
Step 3.5: and (4) installing a pouring template, wherein the upper end surface of the pouring template is flush with the upper end surface of the unit wall body 1, and the length of the pouring template is equal to that of the unit wall body 1.
Step 3.6: concrete is poured from a pouring opening of the pouring template, the concrete and the supporting structure 12 are integrated to form a reinforced concrete ground beam 13 (the reinforced concrete ground beam can be called as a ground beam for short), the concrete is integrated with a reinforced net piece and a tie bar to form a concrete slab 5, the reinforced concrete ground beam 13 and the concrete slab 5 jointly form a composite L-shaped concrete slab 2, and the composite L-shaped concrete slab 2 can be called as an L wall for short. The composite L-shaped concrete slab 2 and the unit wall body 1 are integrated into a unit composite wall body 3.
The outer side surface of the reinforced concrete ground beam 13 is retracted into the outer wall surface of the unit wall body 1, and the inner side surface of the reinforced concrete ground beam is protruded from the back surface of the unit wall body 1. In this embodiment, the outer side of the ground beam 13 is retracted into the outer wall of the unit wall 1 by 4 cm, and the inner side thereof is protruded from the back of the unit wall 1 by 5 cm. The ground beam 13 can be used as a support table in the carrying process of the unit wall body 1, and the integrity of the unit wall body 1 can be ensured.
When concrete is poured, the embedded parts 6 can be arranged on the back of the concrete slab 5, namely after the composite L-shaped concrete slab is manufactured, the embedded parts 6 are arranged on the back of the unit composite wall 3.
In this embodiment, the two sides of the top of the used pouring template are respectively provided with a clamping groove, so that when concrete is poured into the pouring template and concrete slurry is solidified, the two sides of the top of the formed composite L-shaped concrete slab 2 respectively form a clamping groove 14. The pouring opening of the pouring template is a 45-degree pouring opening.
Step 3.7: a groove (not shown in the figure) is formed in the upper end face of the unit composite wall body 3, a water stop adhesive tape is installed in the groove, and the water stop adhesive tape can expand when meeting water and is used for preventing water on an outer wall. In this embodiment, the longitudinal section of recess is down trapezoidal, the shape of stagnant water adhesive tape and the shape phase-match of recess.
According to the steps 3.1-3.8, composite L-shaped concrete plates 2 are respectively arranged on all unit walls on the top layer of the historical building wall at present, and all the unit walls on the top layer are respectively reinforced into unit composite walls 3.
After the unit composite wall is manufactured, a temporary supporting device 4 is respectively arranged on each unit composite wall 3, the device can temporarily support and hoist the unit composite wall 3, and when the device is arranged, the outer wall surface and the wall structure of the unit composite wall cannot be damaged.
The temporary supporting device 3 comprises a hoisting protective frame and a door and window reinforcing support 15.
The hoisting protection frame comprises a bottom bracket 16, an inclined strut bracket 17 and a hoisting bracket 18.
A bearing plate 19 is extended from one side of the bottom bracket 16 and is inserted below the unit composite wall, and a clamping plate 20 which can be turned up and down relative to the bearing plate 19 to clamp the unit composite wall 3 is hinged and fixed at the end part of the bearing plate 19. The length of the bearing plate 19 is 20-30 cm greater than the thickness of the wall, and the length of the clamping plate 20 is 20-30 cm, namely the length of the bearing plate 19 is equal to the sum of the thickness of the wall of the unit composite wall 3 and the length of the clamping plate 20.
The bracing bracket 17 is fixed to the base bracket 16. The hoisting support 18 is horizontally fixed on the top of the inclined strut support 17, and the hoisting support 18 consists of a steel-type frame and a lifting lug fixed on the steel-type frame. The lug is provided with four, fixes four corners at hoisting support respectively.
In order to increase the overall structural strength of the lifting bracket 18, a reinforcing bar may be fixed between the bracing bracket 17 and the bottom bracket 16.
The door and window reinforcing support 15 is arranged in a door and window inner frame of the unit composite wall body 3. The door and window reinforcing support 15 comprises a rectangular frame and a shear support arranged in the rectangular frame.
When the temporary supporting device 4 is installed, the method specifically comprises the following steps: inserting the socket plate 19 of the temporary supporting device to be installed into the wall body below the ground beam; then, the clamping plate 20 is hinged and fixed at the end part of the bearing plate 19, and the clamping plate 20 is turned over, so that the unit composite wall body 3 can be clamped between the clamping plate 20 and the inclined strut bracket 17.
According to the installation steps, the temporary supporting devices 4 are sequentially installed on the unit composite walls which are currently positioned on the top layer of the historical building wall, and then the unit composite walls 3 provided with the temporary supporting devices are sequentially cut and removed according to the numbering sequence of the walls.
When cutting each unit composite wall body that is located whole historical architecture wall body top layer at present, put guiding rule or pipe in unit composite wall body 3's line of cut department, then, adopt the cutting machine to indulge along guiding rule or pipe and cut, in this embodiment, can specifically adopt chain saw cutting mode to indulge and cut, this cutting mode does not have vibration, noiselessness, pollution-free in the work progress, and the efficiency of construction is high, the security is good. And finally, fixing a lifting hook of the crane on a hoisting bracket of the temporary supporting device, starting the crane, and hoisting the unit composite wall from the historical building wall.
And 4, step 4: and repeating the step 3, and cutting the walls of other floors of the historical building wall. And (4) reserving the cut composite wall bodies of all units for transportation and installation.
Specific embodiments of the methods described herein are described in detail below.
Assuming that a certain historical building has five floors, dividing the five-layer historical building wall into 39 unit walls, wherein each unit wall comprises a brick column, a wall, a door or a window, and the height of each unit wall is one floor height.
Then, numbering all the unit walls according to the sequence from left to right and from top to bottom, namely the top layer (fifth layer) has 3 unit walls, and the number 1 unit wall, the number 2 unit wall and the number 3 unit wall are sequentially arranged from left to right; the unit walls on the fourth layer are sequentially No. 4 unit walls, No. 5 unit walls … 12 unit walls and the like.
And then, cutting the historical building wall according to the divided unit walls.
Specifically, L walls are respectively arranged on 3 unit walls of the top layer (fifth layer) (the manufacturing process of the L walls is as described above), and the 3 unit walls are sequentially reinforced into a No. 1 unit composite wall, a No. 2 unit composite wall and a No. 3 unit composite wall; then, one temporary support device 4 is respectively installed on the 3 unit composite walls (the installation process of the temporary support devices is as described above), and after all the temporary support devices 4 are installed, the No. 1 unit composite wall, the No. 2 unit composite wall and the No. 3 unit composite wall are cut and removed from left to right in the order of numbering. And after the 3 unit composite walls on the top layer are respectively cut and removed, repeating the steps, and sequentially cutting and removing the walls on the fourth layer and the third layer … first layer.
And (4) transporting all the unit composite walls 3 obtained by cutting to a factory for repairing and other processes.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A block-type cutting and dismantling method for a historical building wall body is characterized by comprising the following steps:
step 1: the method comprises the following steps of (1) planning and dividing a whole historical building wall into a plurality of unit walls;
step 2: numbering all the unit walls in order;
and step 3: respectively arranging composite L-shaped concrete slabs on each unit wall body positioned at the top layer of the historical building wall body to form a unit composite wall body, and mounting temporary supporting devices on each unit composite wall body; sequentially cutting and removing the unit composite wall bodies provided with the temporary supporting devices according to the numbering sequence;
and 4, step 4: and repeating the step 3, and orderly cutting the walls of other floors of the historical building wall according to the numbering sequence.
2. The historical building wall block type cutting and dismantling method according to claim 1, wherein the specific steps of dividing the whole historical building wall into a plurality of unit walls in step 1 are as follows:
firstly, drawing a construction design drawing of a whole historical building wall according to the on-site entity survey condition;
then, according to a construction design drawing, selecting a measuring instrument, positioning each unit wall on the wall surface of the historical building wall, popping a cutting line of each unit wall on the wall surface by using an ink line, and marking the cutting line along the vertical brick joint of the wall body.
3. The historical building wall block type cutting demolition method according to claim 1, wherein the concrete steps of arranging the composite L-shaped concrete plates on the single unit wall in the step 3 to form the unit composite wall are as follows:
step 3.1: a plurality of support grooves are formed in the bottom of the unit wall body at equal intervals, and a split heads is placed in each support groove; a separation plate is arranged below the two plates; each split heads must effectively support the upper and lower brick wall bodies;
step 3.2: removing the wall bodies on the adjacent sides of all the split heads to form a plurality of empty grooves separated by the split heads at the bottoms of the unit wall bodies;
step 3.3: placing a separation plate in each empty groove, and then sequentially penetrating the supporting steel bars through the split heads to form a supporting structure of the ground beam;
step 3.4: implanting tie bars into the back surfaces of the unit walls, binding steel bar net sheets on the back surfaces of the unit walls, and binding and fixing the steel bar net sheets with the supporting structures and the tie bars of the walls;
step 3.5: installing a pouring template, wherein the upper end surface of the pouring template is flush with the upper end surface of the unit wall;
step 3.6: pouring concrete from a pouring opening of a pouring template, wherein the concrete is integrated with a ground beam support structure to form a reinforced concrete ground beam, the concrete is integrated with a reinforcing mesh and a tie bar to form a concrete slab, the reinforced concrete ground beam and the concrete slab jointly form a composite L-shaped concrete slab, the composite L-shaped concrete slab and a unit wall are integrated to form a unit composite wall, the outer side surface of the reinforced concrete ground beam is retracted into the outer wall surface of the unit wall, and the inner side surface of the reinforced concrete ground beam protrudes from the back surface of the unit wall;
step 3.7: a groove is formed in the upper end face of the unit composite wall body, and a water stop adhesive tape is installed in the groove.
4. The historical building wall block cutting demolition method according to claim 1, wherein the step 3 of cutting the unit composite wall with the temporary supporting device comprises the following specific steps:
firstly, a guiding rule or a guide pipe is placed at a cutting line of the unit composite wall; then, a slitter is used to make a longitudinal cut along the guide or pipe.
5. The historical building wall segmented cutting and demolishing method according to claim 1 or 4, wherein the temporary supporting device comprises a hoisting protection frame and a door and window reinforcement support arranged in a door and window inner frame of the unit composite wall;
the hoisting protection frame comprises a bottom support, an inclined support fixed on the bottom support and a hoisting support fixed at the top of the inclined support horizontally, a socket plate used for being inserted into the unit composite wall body is extended from one side of the bottom support, and the end part of the socket plate is hinged and fixed with a clamping plate which can be turned over relative to the socket plate up and down to clamp the unit composite wall body.
6. The historical building wall block cutting and dismantling method according to claim 5, wherein a lifting lug is arranged at the top of the lifting support, and a lifting hole is formed in the center of the lifting lug.
7. The method for cutting and dismantling a historical building wall in a segmented mode according to claim 6, wherein four lifting lugs are arranged and fixed to four corners of the lifting support respectively.
8. The method for cutting and dismantling a historical building wall in a segmented mode according to claim 5, wherein the door and window reinforcing support comprises a rectangular frame and a shear support arranged in the rectangular frame.
9. The method for block-type cutting and demolition of historical building walls according to claim 1, wherein each of the unitized walls includes a brick column, a wall, a door or a window, and the height of the unitized wall is one story height.
10. The method for block-type cutting and demolishing of historical building walls according to claim 1, wherein each unitized wall corresponds to a unique number.
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| CN112983039A (en) * | 2021-02-25 | 2021-06-18 | 上海明悦建筑设计事务所有限公司 | Construction method for integral dismantling protection of reserved vertical face of historical building |
| CN113338664B (en) * | 2021-06-22 | 2022-04-08 | 浙江风土工程设计有限公司 | Ancient building wall migration method |
| CN113279606B (en) * | 2021-06-28 | 2022-12-09 | 五矿二十三冶建设集团有限公司 | Brick-concrete wall packaging and dismantling mechanism and method |
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| CN1715597A (en) * | 2005-08-05 | 2006-01-04 | 寇振荣 | Splitting and reusing dismantled building wall and its method |
| CN103291085B (en) * | 2013-06-07 | 2016-03-30 | 恒中达建筑有限公司 | Concrete static(al) cutting disassembling construction method |
| CN103470067B (en) * | 2013-10-08 | 2015-07-15 | 武汉武大巨成结构股份有限公司 | Transformation and construction method used for facing bare concrete of existing building outer wall |
| CN104594655A (en) * | 2014-12-05 | 2015-05-06 | 杭州固力建筑工程有限公司 | Application method for dismantling temporary supports in brick-concrete structure wall |
| CN107419918B (en) * | 2017-07-27 | 2019-06-14 | 上海二十冶建设有限公司 | A kind of Historical Buildings periphery single-layer frame retains method for dismounting |
| CN107842212B (en) * | 2017-11-29 | 2023-03-24 | 中国建筑一局(集团)有限公司 | Cutting protection structure for building legacy jacking pipe and construction method thereof |
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