CN107989400B - Supporting device and supporting method for column foot pier connection repair - Google Patents
Supporting device and supporting method for column foot pier connection repair Download PDFInfo
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- CN107989400B CN107989400B CN201810034337.2A CN201810034337A CN107989400B CN 107989400 B CN107989400 B CN 107989400B CN 201810034337 A CN201810034337 A CN 201810034337A CN 107989400 B CN107989400 B CN 107989400B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G25/00—Shores or struts; Chocks
- E04G25/04—Shores or struts; Chocks telescopic
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Abstract
The invention provides a supporting device and a supporting method for repairing column foot piers. The support device comprises a first support main body, a second support main body and a telescopic device, wherein the first support main body is provided with a first through hole, and the peripheral wall of the first through hole is provided with a first clamping piece for clamping a column body; the second supporting main body is provided with a second through hole, and a second clamping piece for clamping the column body is arranged on the peripheral wall of the second through hole; one end of the telescopic device is connected with the first supporting main body, the other end of the telescopic device is connected with the second supporting main body, and the telescopic device can stretch and retract along the length direction of the telescopic device, so that the distance between the first supporting main body and the second supporting main body is changed. According to the supporting device and the supporting method for repairing the column foot piers, the column foot piers can be simplified in repairing procedures, the construction efficiency is improved, and the construction cost and the energy consumption are reduced.
Description
Technical Field
The invention belongs to the technical field of ancient architecture repair, and particularly relates to a supporting device and a supporting method for column foot pier connection repair.
Background
In traditional ancient architecture, the cylinder is mostly cylinder. In the "construction law source", it is specified that drum step is always set under the column, drum step is or square or round, drum step height is seven-fold according to column diameter, each side of drum step surface diameter is one inch of water, and two inches of water are added. The bearing drum step is called the double stone, and the double stone Dan Kuan presses three times of the diameter of the drum step surface. When the traditional ancient architecture is repaired, reinforced and shifted, the supporting and underpinning of the column are often involved.
In the prior art, when the pier connection repair is carried out on the decayed column roots, if the roof is not reconstructed, temporary reinforcement is usually carried out in a beam supporting and top beam mode by adopting a member rod, the member rods are made of wood, steel pipes and other materials, the member rods are processed or erected according to the difference of the repair heights of the building, the material waste is serious, and the construction period is long.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to provide a supporting device and a supporting method for repairing the column foot piers, which can simplify the repairing procedure of the column foot piers, improve the construction efficiency and reduce the construction cost and the energy consumption.
In order to solve the problems, the invention provides a supporting device, which comprises a first supporting main body, a second supporting main body and a telescopic device, wherein the first supporting main body is provided with a first through hole, and a first clamping piece for clamping a column body is arranged on the peripheral wall of the first through hole; the second supporting main body is provided with a second through hole, and a second clamping piece for clamping the column body is arranged on the peripheral wall of the second through hole; one end of the telescopic device is connected with the first supporting main body, the other end of the telescopic device is connected with the second supporting main body, and the telescopic device can stretch and retract along the length direction of the telescopic device, so that the distance between the first supporting main body and the second supporting main body is changed.
Preferably, the first supporting main body comprises a first supporting piece and a second supporting piece, the first supporting piece is hinged with the second supporting piece through a first hinge component, so that the first supporting piece and the second supporting piece can be folded or unfolded, the folded first supporting piece and the second supporting piece form the first supporting main body, and the first supporting piece and the second supporting piece are locked and fixed through a first locking component; and/or the second supporting main body comprises a third supporting piece and a fourth supporting piece, the third supporting piece is hinged with the fourth supporting piece through a second hinge component, so that the third supporting piece and the fourth supporting piece can be folded or unfolded, the folded third supporting piece and the fourth supporting piece form the second supporting main body, and the third supporting piece and the fourth supporting piece are locked and fixed through a second locking component.
Preferably, the first clamping member is movable in a direction toward or away from a center of the first through hole to clamp or disengage the first clamping member from an outer circumferential wall of the cylinder; and/or the second clamping piece can move along the direction towards or away from the center of the second through hole, so that the second clamping piece clamps or is separated from the outer peripheral wall of the cylinder.
Preferably, the first clamping piece comprises a plurality of first clamping pieces, the plurality of first clamping pieces are uniformly distributed on the peripheral wall of the first through hole, and the plurality of first clamping pieces form a first full-linkage clamping mechanism; and/or the second clamping piece comprises a plurality of second clamping pieces, the second clamping pieces are uniformly distributed on the peripheral wall of the second through hole, and the second clamping pieces form a second full-linkage clamping mechanism.
Preferably, the first full-linkage clamping mechanism comprises a first driving plate and a plurality of first clamping pieces, the first clamping pieces and the first supporting main body are pivoted, the first clamping pieces can rotate around a pivot point, a first guide column is further arranged on the first clamping pieces, the first driving plate is provided with a plurality of first arc-shaped guide grooves, the first guide column is inserted into the first arc-shaped guide grooves, the first arc-shaped guide grooves extend from the edge of the first driving plate to the central part of the first driving plate, the first clamping pieces move towards or away from the column body when the first driving plate rotates around the central point of the first driving plate under the action of an external force, the first clamping pieces face towards one side of the column body can be combined to form a clamping surface similar to a circle of variable linkage, so that the column is surrounded, and/or the second full-linkage clamping mechanism comprises a second driving plate and a plurality of second clamping pieces, the second clamping pieces and the second supporting main body are inserted into the first arc-shaped guide grooves, the second clamping pieces can move towards the central point of the second support plate around the second arc-shaped guide grooves when the second clamping plates are pivoted, and the second clamping pieces can move towards the central point of the second arc-shaped guide grooves, and the second clamping plates can move towards the circular guide grooves around the second arc-shaped guide grooves, and the second clamping faces can be combined towards the central point of the second guide plate.
Preferably, the first clamping piece comprises a plurality of first clamping jaws, and the plurality of first clamping jaws are symmetrically and uniformly distributed on the peripheral wall of the first through hole about the geometric center of the first through hole; and/or the second clamping piece comprises a plurality of second clamping jaws, and the second clamping jaws are symmetrically and uniformly distributed on the peripheral wall of the second through hole about the geometric center of the second through hole.
Preferably, the first clamping jaw comprises a first clamping jaw head and a first clamping telescopic rod, one end of the first clamping telescopic rod is connected with the first supporting main body, the other end of the first clamping telescopic rod is connected with the first clamping jaw head, and/or the second clamping jaw comprises a second clamping jaw head and a second clamping telescopic rod, one end of the second clamping telescopic rod is connected with the second supporting main body, and the other end of the second clamping telescopic rod is connected with the second clamping jaw head.
Preferably, the telescopic devices are at least three groups and are uniformly distributed along the circumference taking the geometric center of the first through hole as the center of a circle.
Preferably, the telescopic device comprises a first telescopic component, a first connecting part and a second connecting part, wherein the first connecting part and the second connecting part are respectively arranged at two ends of the first telescopic component, the first connecting part is connected with the first support main body, and the second connecting part is connected with the second support main body.
Preferably, the holding device further comprises a locking member, and further comprises a locking member, so that the first clamping member and the second clamping member are kept at the current clamping position when clamping the column.
The invention also provides a supporting method for repairing the column foot pier, which is carried out by adopting the supporting device and comprises the following steps:
mounting the second bracket body to the outer peripheral wall of the cylinder, adjusting the second clamping member to be close to the outer peripheral wall of the cylinder, and enabling the second bracket body to be located on the drum step;
mounting the first support main body to the outer peripheral wall of the column, and adjusting the first clamping member to clamp the outer peripheral wall of the column;
the telescopic device is arranged between the first supporting main body and the second supporting main body, and the telescopic device is adjusted to be elongated;
performing column foot pier connection repair construction;
and after the construction is finished, the supporting device is dismantled.
Preferably, the method further comprises the step of recessing the column prior to mounting the first bracket body to the peripheral wall of the column such that the first clamping member is embedded in the recess.
Preferably, when the telescopic device comprises a double-acting hydraulic cylinder, the telescopic device is adjusted as follows:
the double-acting hydraulic oil cylinder is regulated, so that the internal oil pressure of the double-acting hydraulic oil cylinder is in a critical state of 0 bar;
and starting an external hydraulic power module, so that each double-acting hydraulic cylinder synchronously contracts to a critical state of separation of the cylinder and the drum step, and keeping the oil pressure of each double-acting hydraulic cylinder unchanged.
Preferably, the starting and operation of the external hydraulic power module is controlled by a computer system.
The supporting device provided by the invention has a simple structure, can greatly simplify the supporting process of column foot pier connection repair, does not adopt the existing temporary reinforcing mode of the beam, avoids material waste, reduces construction cost, improves construction efficiency, and greatly shortens construction period.
Drawings
FIG. 1 is a schematic front view of a first supporting body of a supporting device according to an embodiment of the present invention;
FIG. 2 is a schematic top view of FIG. 1;
FIG. 3 is a schematic front view of a second supporting body of the supporting device according to the embodiment of the present invention;
FIG. 4 is a schematic front view of a first supporting body of a supporting device according to another embodiment of the present invention;
FIG. 5 is a schematic front view of a second supporting body of a supporting device according to another embodiment of the present invention;
FIG. 6 is a schematic view of a telescopic device in a supporting device according to an embodiment of the present invention;
fig. 7 is a schematic diagram showing an application of the supporting method for repairing the column foot pier according to the present invention.
The reference numerals are expressed as:
1. a first bracket body; 11. a first support tab; 12. a second support tab; 13. a third support tab; 14. a fourth support tab; 3. a first hinge member; 31. a second hinge member; 4. a first through hole; 41. a second through hole; 5. a first clamping member; 50. a second clamping member; 51. a first clamping piece; 501. a second clamping piece; 502. a second jaw; 5021. a second jaw head; 5022. a second clamping telescopic rod; 52. a first jaw; 521. a first jaw head; 522. a first clamping telescopic rod; 6. a first locking member; 61. a second locking member; 7. a second bracket body; 8. a telescoping device; 81. a first telescopic member; 82. a first connection portion; 83. and a second connecting part.
Detailed Description
In order to simplify the description, the terms of up, down, left, right, etc. used in this embodiment refer to the orientation of the support device in the use state.
Referring to fig. 1 to 7 in combination, according to an embodiment of the present invention, there is provided a holding device including a first holding body 1, a second holding body 7, and a telescopic device 8, wherein the first holding body 1 is provided with a first through hole 4, and a first clamping member 5 for clamping a column is provided on a peripheral wall of the first through hole 4; the second supporting main body 7 is provided with a second through hole 41, and a second clamping piece 50 for clamping the column body is arranged on the peripheral wall of the second through hole 41; one end of the telescopic device 8 is connected with the first supporting body 1, the other end of the telescopic device 8 is connected with the second supporting body 7, the telescopic device 8 can stretch along the length direction of the telescopic device, so that the distance between the first supporting body 1 and the second supporting body 7 is changed, the shape of the first through hole 4 and/or the second through hole 41 can be round, square, triangular or other shapes, and the telescopic device is specifically selected according to the type of the first clamping piece 5 or the second clamping piece 50 corresponding to the telescopic device and the peripheral shape of the column body. When the column foot pier is repaired, the column outer peripheral wall is surrounded by the first supporting main body 1 and the second supporting main body 7 in the technical scheme, the first clamping piece 5 on the first supporting main body 1 is adjusted to clamp the column outer peripheral wall, a certain gap exists between the second clamping piece 50 on the second supporting main body 7 and the column outer peripheral wall, the second clamping piece 50 on the second supporting main body 7 is ensured to be positioned on the upper end surface of the drum, when the telescopic device 8 stretches, a movement trend which is opposite to each other is generated between the first supporting main body 1 and the second supporting main body 7, the position of the second supporting main body 7 is fixed on the drum, the first supporting main body 1 is driven by friction force existing between the first clamping piece 5 and the column to generate vertical upward displacement, namely, the load born by the top end of the column is transmitted to the column foot 7 through the first clamping piece 5, namely, the second supporting main body 7 is further transmitted to the column foot 7 through the telescopic device, and the foundation is conveniently released, and the column foot pier is finally connected to the column body 7. The supporting device of the technical scheme is simple in structure, the supporting process of column foot pier connection repair can be greatly simplified, the existing temporary reinforcing mode of the beam is not adopted any more, material waste is avoided, construction cost is reduced, construction efficiency is improved, and construction period is greatly shortened.
Preferably, the first supporting body 1 comprises a first supporting piece 11 and a second supporting piece 12, the first supporting piece 11 is hinged with the second supporting piece 12 through a first hinging component 3, so that the first supporting piece 11 and the second supporting piece 12 can be folded or unfolded, the folded first supporting piece 11 and the second supporting piece 12 form the first supporting body 1, and the first supporting piece 11 and the second supporting piece 12 are locked and fixed through a first locking component 6; and/or, the second supporting main body 7 includes a third supporting piece 13 and a fourth supporting piece 14, the third supporting piece 13 and the fourth supporting piece 14 are hinged through a second hinge component 31, so that the third supporting piece 13 and the fourth supporting piece 14 can be folded or unfolded, the folded third supporting piece 13 and the fourth supporting piece 14 form the second supporting main body 7, the third supporting piece 13 and the fourth supporting piece 14 are locked and fixed through a second locking component 61, and the first locking component 6 and the second locking component 61 can preferably adopt a shoulder pole beam structure, so that the shoulder pole beam structure has the advantages of strong bearing capacity, simple structure and convenience in operation. The first support main body 1, the second support main body 7 in this technical scheme have adopted staple bolt formula structure, make the suit of first support main body 1, second support main body 7 and cylinder is connected more nimble, can further promote the work efficiency of cylinder support process.
Preferably, the first clamping member 5 is movable in a direction toward or away from the center of the first through hole 4 so that the first clamping member 5 clamps or disengages from the outer circumferential wall of the cylinder; and/or the second clamping member 50 is movable in a direction toward or away from the center of the second through hole 41 to clamp or disengage the second clamping member 50 from the outer circumferential wall of the cylinder.
For the first clamping member 5 and the second clamping member 50, the structural types thereof are selected according to the form of the column, and the structure capable of clamping the peripheral wall of the column can be theoretically applied thereto, specifically, as shown in fig. 1 and 3, a structural type of the first clamping member 5 and the second clamping member 50 is provided, the first clamping member 5 includes a plurality of first clamping pieces 51, the plurality of first clamping pieces 51 are uniformly arranged on the peripheral wall of the first through hole 4, and the plurality of first clamping pieces 51 form a first full-linkage clamping mechanism; and/or, the second clamping member 50 includes a plurality of second clamping pieces 501, the plurality of second clamping pieces 501 are uniformly arranged on the peripheral wall of the second through hole 41, and the plurality of second clamping pieces 501 form a second full-linkage clamping mechanism.
Preferably, the first full-linkage clamping mechanism comprises a first driving plate and a plurality of first clamping pieces 51, the first clamping pieces 51 are pivoted with the first supporting main body 1, the first clamping pieces 51 can rotate around a pivot joint, a first guide post is further arranged on the first clamping pieces 51, a plurality of first arc-shaped guide grooves are formed in the first driving plate, the first guide posts are inserted into the first arc-shaped guide grooves, the first arc-shaped guide grooves extend from the edges of the first driving plate to the central part of the first driving plate, the first clamping pieces 51 move towards or away from the cylinder when the first driving plate rotates around the central point under the action of an external force, the first clamping pieces 51 can be combined to form a round clamping surface which is variable in size, so that the cylinder is surrounded, and/or the second full-linkage clamping mechanism comprises a second driving plate and a plurality of second clamping pieces 501, the second clamping pieces can move towards the central part of the second driving plate in a mode, the second arc-shaped guide plates are arranged on the second driving plate, the second clamping pieces can be combined to form a round clamping surface which is similar to the round clamping surface when the second clamping plates are pivoted around the second guide posts, and the second arc-shaped guide plates are arranged on the second driving plate, and the second clamping plates can move towards the second guide posts. When the number of the first clamping pieces 51 is large enough, the projection of the clamping surfaces of the first clamping pieces 51 and the column in the vertical direction is approximate to a complete circle, so that the structure is particularly suitable for the case that the column section is circular, and certainly, this does not represent that the structure type cannot be suitable for the case that the column section is of other shapes, the rotation of the driving plate is realized by external force driving, such as manual or mechanical devices, the diameter of the circle formed by the clamping surfaces can be changed in a step or steplessly according to the types of external force, such as using a gear mechanism for driving, and then the diameter of the circle formed by the clamping surfaces can be changed in a step like using a hydraulic transmission mechanism for driving, and is not detailed herein as known in the industry; the second full-linkage clamping mechanism formed by the plurality of second clamping pieces 501 has the same beneficial effects as the first full-linkage clamping mechanism formed by the plurality of first clamping pieces 51, and will not be described again here.
As shown in fig. 4 and 5, another structure of the first clamping member 5 and the second clamping member 50 is provided, wherein the first clamping member 5 includes a plurality of first clamping jaws 52, and the plurality of first clamping jaws 52 are uniformly distributed on the peripheral wall of the first through hole 4 symmetrically about the geometric center of the first through hole 4; and/or, the second clamping member 50 includes a plurality of second clamping jaws 502, and the plurality of second clamping jaws 502 are uniformly arranged on the peripheral wall of the second through hole 41 symmetrically about the geometric center of the second through hole 41. The clamping surface of the first clamping jaw 52 is of a planar structure, so that the clamping device is more suitable for the situation that the section of the column body is rectangular, the clamping of the first clamping jaw 52 and the column body is more sufficient, the friction surface is larger, and the clamping of the first supporting main body 1 and the column body is more reliable when corresponding construction is carried out; in addition, the difference between the first clamping jaw 52 and the first clamping piece 51 is that the first clamping jaw 52 is relatively and dispersedly disposed on the peripheral wall of the first through hole 4, at this time, for a column with a regular cross section, the first clamping jaw 52 can be adjusted in pairs, and for a column with an irregular cross section, the first clamping jaw 52 which is more beneficial to clamping can be adjusted selectively, so that the first clamping jaw 52 is clamped with the peripheral wall of the column, and similarly, the beneficial effects brought by the second clamping jaw 502 are consistent with those of the first clamping jaw 52, which are not repeated here.
Preferably, the first clamping jaw 52 includes a first clamping jaw head 521 and a first clamping telescopic rod 522, one end of the first clamping telescopic rod 522 is connected with the first supporting main body 1, the other end of the first clamping telescopic rod 522 is connected with the first clamping jaw head 521, and/or the second clamping jaw 502 includes a second clamping jaw head 5021 and a second clamping telescopic rod 5022, one end of the second clamping telescopic rod 5022 is connected with the second supporting main body 7, and the other end of the second clamping telescopic rod 5022 is connected with the second clamping jaw head 5021, preferably, an anti-friction pattern is arranged on a surface of the first clamping jaw head 521 and/or the second clamping jaw head 5021 facing to one side of the cylinder so as to increase the clamping friction force between the first clamping jaw 52 and/or the second clamping jaw 502 and the cylinder. The first clamping telescopic rod 522 in this solution may be a conventional screw rod, where the screw rod is connected to the first supporting main body 1 through a threaded seat, and when in use, the screw rod is adjusted by external force to the position where the screw rod is matched with the threaded seat, so that the screw rod moves towards or away from the cylinder, thereby implementing clamping of the first clamping jaw 52 to the cylinder, and the adjustment of the screw rod may be performed by using a manual rotation, preferably using a mechanical device, such as a motor, a hydraulic motor, etc., so as to implement that the movement of the first clamping jaw 52 towards or away from the cylinder is stepless, and when the motor, the hydraulic motor are used to drive the plurality of groups of screw rods, the movement state of each screw rod may be effectively controlled, that is, a single first clamping jaw 52 may be selectively driven, or a plurality of first clamping jaws 52 may be selectively driven, so that the encircling clamping process of the first supporting main body 1 and the cylinder is more flexible, and the second clamping jaw 502 is the same as the first clamping jaw 52, and thus the second clamping jaw 52 is not repeated here.
Preferably, the telescopic devices 8 are at least three groups and are uniformly distributed along the circumference taking the geometric center of the first through hole 4 as the center of the circle, at this time, the arrangement positions of the telescopic devices 8 on the first supporting body 1 and the second supporting body 7 are more reasonable, and the forces exerted on the first supporting body 1 and/or the second supporting body 7 by each telescopic device 8 are more balanced, so that the ascending or descending process of the first supporting body 1 or the second supporting body 7 is ensured to be more stable.
As shown in fig. 6, the telescopic device 8 preferably includes a first telescopic member 81, a first connecting portion 82, and a second connecting portion 83, the first connecting portion 82 and the second connecting portion 83 are respectively disposed at two ends of the first telescopic member 81, the first connecting portion 82 is connected to the first support main body 1, and the second connecting portion 83 is connected to the second support main body 7. The specific type of the first telescopic component 81 may be selected according to the load condition of the specific column, for example, a motor driven screw pair may be adopted for the working condition of smaller load, and a telescopic cylinder may be adopted for the working condition of larger load, so that the universality and reliability of the support device are higher, preferably, the first telescopic component 81 is a double-acting hydraulic cylinder, and the load applicability of the double-acting hydraulic cylinder is wider.
Preferably, the holding device further comprises a locking part, so that the first clamping piece 5 and the second clamping piece 50 are kept at the current clamping position when clamping the column, and the first clamping piece 5 and the second clamping piece 50 are prevented from being separated from the peripheral wall of the column during construction, so that safety accidents are caused.
The form of the locking means may be varied, for example, in the case of manual controlled clamping, locking may be achieved by threading locating pins on the first clamping member 5, second clamping member 50 such that the positions of the first clamping member 5, second clamping member 50 are no longer varied; for another example, when the motor is used to drive the screw rod mechanism to realize the telescopic movement of the first clamping piece 5 and the second clamping piece 50, a motor with a braking function can be selected to realize the locking of the positions of the first clamping piece 5 and the second clamping piece 50; for another example, when the hydraulic cylinder or the pneumatic cylinder is used to realize the telescopic movement of the first clamping member 5 and the second clamping member 50, the hydraulic system or the pneumatic system is kept constant in oil pressure or air pressure and the first clamping member 5 and the second clamping member 50 are locked.
As shown in fig. 7, according to an embodiment of the present invention, there is further provided a method for supporting a column foot pier connection repair, which is performed by using the supporting device, and includes the steps of:
mounting the second bracket body 7 to the outer circumferential wall of the column, adjusting the second clamp 50 to approach the outer circumferential wall of the column, and seating the second bracket body 7 on the drum step;
mounting the first bracket main body 1 to the outer circumferential wall of the column, and adjusting the first clamping member 5 to clamp the outer circumferential wall of the column;
the telescopic device 8 is arranged between the first supporting main body 1 and the second supporting main body 7, and the telescopic device 8 is adjusted and stretched, at the moment, the transmission route of the bearing force of the column body is converted from column foot to drum step into clamping surface, the first supporting main body 1, the telescopic device 8, the second supporting main body 7 and drum step, so that the load at the column foot is released;
performing column foot pier connection repair construction;
and after the construction is finished, the supporting device is dismantled.
Preferably, the step of recessing the column is further included before mounting the first bracket body 1 to the peripheral wall of the column, so that the first clamping member 5 is inserted into the recess, and the connection of the first clamping member 5 of the first bracket body 1 to the column is more reliable.
Preferably, when the telescopic device 8 comprises a double acting hydraulic cylinder, the telescopic device 8 is adjusted as follows:
the double-acting hydraulic oil cylinder is regulated, so that the internal oil pressure of the double-acting hydraulic oil cylinder is in a critical state of 0 bar;
and starting an external hydraulic power module, so that each double-acting hydraulic cylinder synchronously contracts to a critical state of separation of the cylinder and the drum step, and keeping the oil pressure of each double-acting hydraulic cylinder unchanged.
Preferably, the starting and operation of the external hydraulic power module is controlled by a computer system.
It will be readily appreciated by those skilled in the art that the above advantageous ways can be freely combined and superimposed without conflict.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention. The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present invention, and these modifications and variations should also be regarded as the scope of the invention.
Claims (9)
1. The supporting method for repairing the column foot pier is characterized by being carried out by adopting a supporting device, wherein the supporting device comprises a first supporting main body (1), a second supporting main body (7) and a telescopic device (8), the first supporting main body (1) is provided with a first through hole (4), and a first clamping piece (5) for clamping a column body is arranged on the peripheral wall of the first through hole (4); the second support main body (7) is provided with a second through hole (41), and a second clamping piece (50) for clamping the column body is arranged on the peripheral wall of the second through hole (41); one end of the telescopic device (8) is connected with the first supporting main body (1), the other end of the telescopic device (8) is connected with the second supporting main body (7), and the telescopic device (8) can stretch and retract along the length direction of the telescopic device so as to change the distance between the first supporting main body (1) and the second supporting main body (7); the first support main body (1) comprises a first support piece (11) and a second support piece (12), the first support piece (11) is hinged with the second support piece (12) through a first hinge component (3), the first support piece (11) and the second support piece (12) can be folded or unfolded, the folded first support piece (11) and the second support piece (12) form the first support main body (1), and the first support piece (11) and the second support piece (12) are locked and fixed through a first locking component (6); and/or the second supporting main body (7) comprises a third supporting plate (13) and a fourth supporting plate (14), the third supporting plate (13) is hinged with the fourth supporting plate (14) through a second hinging component (31), so that the third supporting plate (13) and the fourth supporting plate (14) can be folded or unfolded, the folded third supporting plate (13) and the fourth supporting plate (14) form the second supporting main body (7), and the third supporting plate (13) and the fourth supporting plate (14) are locked and fixed through a second locking component (61); the first clamping piece (5) can move along the direction towards or away from the center of the first through hole (4) so that the first clamping piece (5) clamps or is separated from the outer peripheral wall of the cylinder; and/or the second clamping member (50) is movable in a direction toward or away from the center of the second through hole (41) to clamp or disengage the second clamping member (50) from the outer peripheral wall of the cylinder;
the supporting method comprises the following steps:
mounting the second bracket body (7) to the outer circumferential wall of the column, adjusting the second clamping member (50) to approach the outer circumferential wall of the column, and seating the second bracket body (7) on the drum step;
mounting the first bracket main body (1) to the outer peripheral wall of the column, and adjusting the first clamping piece (5) to clamp the outer peripheral wall of the column;
the telescopic device (8) is arranged between the first supporting main body (1) and the second supporting main body (7) and the telescopic device (8) is adjusted to be elongated;
performing column foot pier connection repair construction;
after the construction is finished, the supporting device is disassembled;
-before mounting the first bracket body (1) to the peripheral wall of the column, further comprising the step of recessing the column so that the first clamping member (5) is embedded in the recess;
the telescopic device (8) comprises a double-acting hydraulic cylinder, and the telescopic device (8) is adjusted as follows:
the double-acting hydraulic oil cylinder is regulated, so that the internal oil pressure of the double-acting hydraulic oil cylinder is in a critical state of 0 bar;
and starting an external hydraulic power module, so that each double-acting hydraulic cylinder synchronously contracts to a critical state of separation of the cylinder and the drum step, and keeping the oil pressure of each double-acting hydraulic cylinder unchanged.
2. A method of holding in accordance with claim 1, wherein the actuation and operation of the external hydraulic power module is controlled by a computer system.
3. A method of resting according to claim 1, wherein said first clamping member (5) comprises a plurality of first clamping pieces (51), said plurality of first clamping pieces (51) being uniformly arranged on the peripheral wall of said first through hole (4), and said plurality of first clamping pieces (51) forming a first full-linkage clamping mechanism; and/or the second clamping piece (50) comprises a plurality of second clamping pieces (501), the second clamping pieces (501) are uniformly distributed on the peripheral wall of the second through hole (41), and the second clamping pieces (501) form a second full-linkage clamping mechanism.
4. A mounting method according to claim 3, characterized in that the first full-linkage clamping mechanism comprises a first drive plate and a plurality of first clamping pieces (51), the plurality of first clamping pieces (51) are pivoted with the first mounting main body (1), the first clamping pieces (51) can rotate around a pivot point, a first guide post is further arranged on the first clamping pieces (51), a plurality of first arc-shaped guide grooves are arranged on the first drive plate, the first guide post is inserted in the first arc-shaped guide grooves, the first arc-shaped guide grooves extend from the edge of the first drive plate to the central part of the first drive plate, the first clamping pieces (51) move towards or away from a cylinder when the first drive plate rotates around the central point under the action of an external force, each first clamping piece (51) can form a variable round-like clamping surface towards one side of the cylinder, so that the cylinder is surrounded, and/or the second full-linkage clamping mechanism comprises a second arc-shaped guide groove, the second arc-shaped guide groove is further arranged on the second drive plate (501) and the second clamping pieces (501), the second clamping piece is pivoted with the second arc-shaped guide groove (501) around the central part of the second drive plate, the second clamping pieces (501) can rotate around the second arc-shaped guide groove, when the second driving plate rotates around the center point of the second driving plate under the action of external force, the second clamping pieces (501) move towards or away from the cylinder, and each second clamping piece (501) can be combined towards one side of the cylinder to form a clamping surface which is similar to a circle and can be changed in size, so that the cylinder is surrounded.
5. A method of resting according to claim 1, wherein said first clamping member (5) comprises a plurality of first clamping jaws (52), a plurality of said first clamping jaws (52) being uniformly arranged on the peripheral wall of said first through hole (4) symmetrically with respect to the geometric center of said first through hole (4); and/or the second clamping piece (50) comprises a plurality of second clamping jaws (502), and the second clamping jaws (502) are symmetrically and uniformly distributed on the peripheral wall of the second through hole (41) around the geometric center of the second through hole (41).
6. A method of jacking as claimed in claim 5, wherein said first jaw (52) includes a first jaw head (521), a first clamping telescopic rod (522), one end of said first clamping telescopic rod (522) being connected to said first jacking body (1), the other end of said first clamping telescopic rod (522) being connected to said first jaw head (521), and/or said second jaw (502) includes a second jaw head (5021), a second clamping telescopic rod (5022), one end of said second clamping telescopic rod (5022) being connected to said second jacking body (7), the other end of said second clamping telescopic rod (5022) being connected to said second jaw head (5021).
7. A holding method according to claim 1, characterized in that the telescopic means (8) are at least three groups and are evenly distributed along a circumference centered on the geometric centre of the first through hole (4).
8. A method according to any one of claims 1 to 7, wherein the telescopic device (8) comprises a first telescopic member (81), a first connecting portion (82) and a second connecting portion (83), the first connecting portion (82) and the second connecting portion (83) are respectively arranged at two ends of the first telescopic member (81), the first connecting portion (82) is connected with the first supporting main body (1), and the second connecting portion (83) is connected with the second supporting main body (7).
9. A method of jacking as claimed in any one of claims 1 to 7, further including locking means to retain said first clamping member (5), second clamping member (50) in a current clamping position when clamping the column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810034337.2A CN107989400B (en) | 2018-01-15 | 2018-01-15 | Supporting device and supporting method for column foot pier connection repair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810034337.2A CN107989400B (en) | 2018-01-15 | 2018-01-15 | Supporting device and supporting method for column foot pier connection repair |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107989400A CN107989400A (en) | 2018-05-04 |
| CN107989400B true CN107989400B (en) | 2023-04-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810034337.2A Active CN107989400B (en) | 2018-01-15 | 2018-01-15 | Supporting device and supporting method for column foot pier connection repair |
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Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3931967B2 (en) * | 2002-02-14 | 2007-06-20 | 清水建設株式会社 | Repair method for column base of wooden building |
| CN103075020B (en) * | 2013-02-04 | 2016-01-13 | 广州市胜特建筑科技开发有限公司 | A kind of steel tray supports actuating system |
| CN104863384B (en) * | 2015-06-09 | 2017-03-22 | 洛阳理工学院 | Historic building column root pier connection structure |
| CN206267553U (en) * | 2016-11-08 | 2017-06-20 | 安徽建筑大学 | A kind of ancient building pin dovetail pier connects ruggedized construction |
| CN206326586U (en) * | 2016-12-29 | 2017-07-14 | 上海千缘汽车车身模具有限公司 | A kind of drill bit storage rack |
| CN108360546B (en) * | 2017-03-14 | 2019-09-27 | 秦皇岛精工绿筑集成科技有限公司 | A kind of architectural engineering fixes device with pile foundation |
| CN206829660U (en) * | 2017-04-17 | 2018-01-02 | 天津利顺通达水泥制品有限公司 | A kind of novel reinforced concrete structure |
| CN207905379U (en) * | 2018-01-15 | 2018-09-25 | 上海建工四建集团有限公司 | Bracket assembly |
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