CN108868191B - Following movable counterforce device for integral translation of structure and installation and working method thereof - Google Patents
Following movable counterforce device for integral translation of structure and installation and working method thereof Download PDFInfo
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- CN108868191B CN108868191B CN201810671350.9A CN201810671350A CN108868191B CN 108868191 B CN108868191 B CN 108868191B CN 201810671350 A CN201810671350 A CN 201810671350A CN 108868191 B CN108868191 B CN 108868191B
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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
- E04G23/06—Separating, lifting, removing of buildings; Making a new sub-structure
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Abstract
The invention discloses a following movable counterforce device for integral translation of a structure and an installation and working method thereof. The device is arranged between the underpinning beam and the lower track beam and comprises two steel pad beams, the two steel pad beams are arranged between the underpinning beam and the lower track beam in parallel along the moving direction, the upper parts of the two steel pad beams are connected with the underpinning beam in a sliding way through an upper sliding plate, and the bottom parts of the two steel pad beams are connected with the lower track beam in a sliding way through a lower sliding plate; the front ends of the two steel cushion beams are anchored through bolts and first steel brackets, and the rear ends of the two steel cushion beams are anchored through bolts and second steel brackets; the first steel bracket and the second steel bracket are both vertically arranged; the second steel bracket is connected with the lower track beam in a pin joint mode through a steel pin key; the first jack is used for applying jacking force in the horizontal direction to the second steel bracket; and the second jack is used for applying jacking force in the horizontal direction to the first steel bracket. The device is convenient to install, can realize continuous pushing, and has high working efficiency and lower translation cost.
Description
Technical Field
The invention relates to a following movable counterforce device for integral translation of a structure and an installation and working method thereof, belonging to the field of building construction devices.
Background
A safe and reliable counter-force support is required to apply horizontal force in the whole displacement process of the building, and the counter-force support is divided into a fixed counter-force support and a movable counter-force support. The fixed reaction support is generally of a reinforced concrete structure, and the movable reaction support is generally made of section steel. Generally, a fixed counter-force support is arranged at the end part of a lower track beam, and a cushion block is arranged between the support and a jack along with the increase of the moving stroke. When the moving distance is large, the cushion block is too much to cause instability, so a movable reaction force support can be arranged. Domestic movable counter-force support commonly used is mostly vertical anchor shaped steel bracket support, removes movable counter-force support and dismantles the crab-bolt at every turn and all comparatively expends man-hour. Engineering technicians develop a prestressed steel strand and double self-locking penetrating jack technology, the application is convenient, but when the moving distance is long, the construction of tensioning the steel strand is difficult, the applicable jacking force is small, and the cost is high.
The thrust system is good in stability in the whole translation power applying process of the building, if a self-following counter-force support can be developed, the displacement working efficiency can be greatly improved, the working hours are reduced, and the cost is reduced.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art and provides a following movable counterforce device which is convenient to mount and can continuously push.
In order to solve the technical problems, the invention adopts the technical scheme that:
a follow-up movable counterforce device for integral translation of a structure, which is arranged between a underpinning beam and a lower track beam, comprises:
the two steel pad beams are arranged between the underpinning beam and the lower track beam in parallel along the moving direction, the upper parts of the two steel pad beams are connected with the underpinning beam in a sliding way through the upper sliding plate, and the bottoms of the two steel pad beams are connected with the lower track beam in a sliding way through the lower sliding plate;
the front ends of the two steel cushion beams are anchored through bolts and first steel brackets, and the rear ends of the two steel cushion beams are anchored through bolts and second steel brackets; the first steel bracket and the second steel bracket are both vertically arranged;
the second steel bracket is connected with the lower track beam in a pin joint mode through a steel pin key;
the first jack is fixedly arranged on one side, close to the second steel bracket, of the underpinning beam and is used for applying jacking force in the horizontal direction to the second steel bracket;
and the second jack is fixedly arranged on the underpinning beam and close to one side of the first steel bracket and is used for applying jacking force in the horizontal direction to the first steel bracket.
First steel bracket and second steel bracket all are formed by the steel sheet welding, include: the horizontal bearing plate of the second steel bracket is provided with a pin key hole, the vertical bearing plate is arranged perpendicular to the axis direction of the lower track beam, and the stiffening ribs are arranged between the vertical bearing plates and parallel to the axis direction of the lower track beam.
The upper sliding plate and the lower sliding plate are both sliding plates made of rigid materials.
The upper sliding plate and the lower sliding plate are made of stainless steel or hard PTFE plates, the thickness of the upper sliding plate and the thickness of the lower sliding plate are not less than 20mm, and anchor bolt holes corresponding to the pin key holes in the second steel bracket are formed in the upper sliding plate and the lower sliding plate.
The depth of the pin key hole on the lower track beam is 1.5 times of the height of the steel corbel.
And the steel pin key is provided with a lifting ring for connecting lifting equipment.
The method for mounting the following movable reaction force device for the integral translation of the structure comprises the following specific steps:
step one, sequentially placing a steel backing plate, a lower sliding plate, a steel backing beam and an upper sliding plate on a lower track beam from bottom to top;
anchoring a first steel bracket at the front end of the steel backing beam through a bolt, anchoring a second steel bracket at the rear end of the steel backing beam through a bolt, and pin-connecting the second steel bracket with the lower track beam through a steel pin key;
and thirdly, fixing a first jack on one side of the underpinning beam close to the second steel bracket, and fixing a second jack on one side of the underpinning beam close to the first steel bracket.
A method of operating a following movable reaction device for the global translation of a structure as described, comprising the steps of:
step a, starting a first jack, wherein the first jack is jacked on a second steel bracket serving as a counter-force support, and because the second steel bracket is relatively fixed with a lower track beam through a steel pin key, under the counter-force action, the jacking force of the first jack pushes a underpinning beam to drive a building structure to slide on a steel backing beam in the moving direction;
step b, after the first jack acts for a stroke, retracting the oil cylinder of the first jack, hoisting a steel pin key on a second steel bracket through hoisting equipment, starting the second jack, jacking the second jack on the first steel bracket, and moving the first steel bracket, the second steel bracket and the steel pad beam together along the moving direction under the jacking force of the second jack due to the separation of the second steel bracket and the lower track beam;
and c, after the second jack acts on the structure to reach the stroke, retracting the oil cylinder of the second jack, connecting the second steel bracket and the lower track beam through the steel pin key in a pin joint mode again, starting the first jack to push the second stroke, and repeating the steps until the structure needing to be integrally translated reaches the designated position.
After the scheme is adopted, the invention has the following technical effects:
the first steel bracket, the second steel bracket and the steel backing beam are connected into a whole through bolts respectively. The first jack is fixedly arranged on one side, close to the second steel bracket, of the underpinning beam and is used for applying jacking force in the horizontal direction to the second steel bracket; because the second steel bracket is relatively fixed with the lower track beam through the steel pin key, under the reaction of force, the jacking force of the first jack pushes the underpinning beam to drive the building structure to slide on the steel backing beam in the moving direction;
when the second jack acts, the first steel bracket, the second steel bracket and the steel pad beam move together along the moving direction, so that the following movement of the reaction device is realized. The device is convenient to install, can realize continuous pushing, can improve the efficiency and reduce the translation cost. After the integral translation of the structure is finished, the following movable counterforce device can be disassembled and recycled for multiple use.
When the movable reaction force device is adopted to carry out integral translation of the structure, the device has simple structure and convenient installation, realizes continuous pushing, greatly shortens the displacement period, effectively reduces the workload in the displacement engineering and reduces the labor intensity.
Drawings
FIG. 1 is an elevational view of the apparatus of the present invention;
wherein, 1-steel backing beam; 2-a first steel corbel; 3-a second steel corbel; 4, an upper sliding plate; 5, a lower sliding plate; 6-bolt; 7-steel pin key; 8-lower track beam; 9-underpinning the beam; 10-a second jack; 11-column; 12-first jack; 13-connecting the steel plates; 14-a steel backing plate;
FIG. 2 is a plan view of the apparatus of the present invention;
wherein, 15-steel backing beam stiffening rib;
FIG. 3 is an elevation view of a steel corbel;
wherein, 16-horizontal support plate; 17-a vertical support plate; 18-a stiffener; 19-bolt holes; 20-pin key holes;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;
FIG. 5 is a schematic view of the effect of the first jack;
fig. 6 is a schematic diagram of the effect of the second jack.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in figure 1, the following movable reaction force device for integral translation of the structure mainly comprises a steel backing beam 1, a first steel bracket 2, a second steel bracket 3, an upper sliding plate 4, a lower sliding plate 5 and the like.
As shown in fig. 2, in order to ensure the anti-overturning of the steel corbels and the reliable connection between the components, the first steel corbel 2 and the second steel corbel 3 are respectively anchored at the front end part and the rear end part of the steel backing beam 1 through bolts 6.
As shown in fig. 3 and 4, the steel corbel is composed of a horizontal support plate 16, a vertical support plate 17 and a stiffening rib 18.
The steel backing beam is made of П section steel, the height of the section of the steel backing beam is not less than 300mm, two sides of the front end part and the rear end part are additionally welded with vertical steel plates, the thickness of the vertical steel plates is not less than 20mm, the length of the vertical steel plates is not less than the length of a steel corbel, the height of the vertical steel plates is the same as the height of the steel backing beam, four steel plate stiffening ribs with the diameter of not less than 40mm are reserved, the distance between the middle parts of the four steel plate stiffening ribs is not more than 200mm, the thickness of the four.
The first steel bracket and the second steel bracket have the size not less than 400mm along the direction of the lower track beam, the size horizontally vertical to the direction of the lower track beam is the distance between the steel backing beams on two sides, and the height extending out of the steel backing beams in the vertical direction is not less than 300 mm; the thickness of all the steel plates forming the steel bracket is not less than 16 mm; 4 bolt holes corresponding to the preformed holes of the steel backing beam are formed in the two sides of the steel corbel; the maximum aperture of the vertical preformed hole in the steel bracket along the direction parallel to the lower track beam is not less than 100mm and is larger than the pin key by more than 10 mm.
Go up slide, down slide and can select for use stainless steel or hard tetrafluoro board, thickness is not less than 20mm, establishes the anchor bolt hole that corresponds with the vertical preformed hole of second steel bracket. The upper sliding plates are arranged in quantity and range according to the size of the underpinning load, and the lower sliding plates are arranged along the whole length of the steel backing beam.
The size of the reserved pin key hole on the lower track beam is 5mm larger than that of the pin key, and the depth of the reserved pin key hole is 1.5 times of the height of the steel corbel.
The invention further discloses a method for installing the following movable counterforce device for integral translation of the structure, which comprises the following specific steps:
step one, sequentially placing a steel backing plate, a lower sliding plate, a steel backing beam and an upper sliding plate on a lower track beam from bottom to top;
anchoring a first steel bracket at the front end of the steel backing beam through a bolt, anchoring a second steel bracket at the rear end of the steel backing beam through a bolt, and pin-connecting the second steel bracket with the lower track beam through a steel pin key;
and thirdly, fixing a first jack on one side of the underpinning beam close to the second steel bracket, and fixing a second jack on one side of the underpinning beam close to the first steel bracket.
The invention also discloses a working method of the following movable counterforce device for integral translation of the structure, which comprises the following steps:
step a, starting a first jack, wherein the first jack is jacked on a second steel bracket serving as a counter-force support, and because the second steel bracket is relatively fixed with a lower track beam through a steel pin key, under the counter-force action, the jacking force of the first jack pushes a underpinning beam to drive a building structure to slide on a steel backing beam in the moving direction;
step b, after the first jack acts for a stroke, retracting the oil cylinder of the first jack, hoisting a steel pin key on a second steel bracket through hoisting equipment, starting the second jack, jacking the second jack on the first steel bracket, and moving the first steel bracket, the second steel bracket and the steel pad beam together along the moving direction under the jacking force of the second jack due to the separation of the second steel bracket and the lower track beam;
and c, after the second jack acts on the structure to reach the stroke, retracting the oil cylinder of the second jack, connecting the second steel bracket and the lower track beam through the steel pin key in a pin joint mode again, starting the first jack to push the second stroke, and repeating the steps until the structure needing to be integrally translated reaches the designated position.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (8)
1. A follow-up movable counterforce device for integral translation of a structure, which is arranged between a underpinning beam and a lower track beam, is characterized by comprising:
the two steel pad beams are arranged between the underpinning beam and the lower track beam in parallel along the moving direction, the upper parts of the two steel pad beams are connected with the underpinning beam in a sliding way through the upper sliding plate, and the bottoms of the two steel pad beams are connected with the lower track beam in a sliding way through the lower sliding plate;
the front ends of the two steel cushion beams are anchored through bolts and first steel brackets, and the rear ends of the two steel cushion beams are anchored through bolts and second steel brackets; the first steel bracket and the second steel bracket are both vertically arranged;
the second steel bracket is connected with the lower track beam in a pin joint mode through a steel pin key;
the first jack is fixedly arranged on one side, close to the second steel bracket, of the underpinning beam and is used for applying jacking force in the horizontal direction to the second steel bracket;
and the second jack is fixedly arranged on the underpinning beam and close to one side of the first steel bracket and is used for applying jacking force in the horizontal direction to the first steel bracket.
2. A follow-up movable counterforce device for overall translation of a structure according to claim 1, characterized in that: first steel bracket and second steel bracket all are formed by the steel sheet welding, include: the horizontal bearing plate of the second steel bracket is provided with a pin key hole, the vertical bearing plate is arranged perpendicular to the axis direction of the lower track beam, and the stiffening ribs are arranged between the vertical bearing plates and parallel to the axis direction of the lower track beam.
3. A follow-up movable counterforce device for overall translation of a structure according to claim 1, characterized in that: the upper sliding plate and the lower sliding plate are both sliding plates made of rigid materials.
4. A follow-up movable counterforce apparatus for overall translation of a structure according to claim 3, characterized in that: the upper sliding plate and the lower sliding plate are made of stainless steel or hard PTFE plates, the thickness of the upper sliding plate and the thickness of the lower sliding plate are not less than 20mm, and anchor bolt holes corresponding to the pin key holes in the second steel bracket are formed in the upper sliding plate and the lower sliding plate.
5. A follow-up movable counterforce device for overall translation of a structure according to claim 1, characterized in that: the depth of the pin key hole on the lower track beam is 1.5 times of the height of the steel corbel.
6. A follow-up movable counterforce device for overall translation of a structure according to claim 1, characterized in that: and the steel pin key is provided with a lifting ring for connecting lifting equipment.
7. A method for mounting a following movable counterforce device for integral translation of a structure as claimed in any one of claims 1 to 6, wherein: the installation method comprises the following specific steps:
step one, sequentially placing a steel backing plate, a lower sliding plate, a steel backing beam and an upper sliding plate on a lower track beam from bottom to top;
anchoring a first steel bracket at the front end of the steel backing beam through a bolt, anchoring a second steel bracket at the rear end of the steel backing beam through a bolt, and pin-connecting the second steel bracket with the lower track beam through a steel pin key;
and thirdly, fixing a first jack on one side of the underpinning beam close to the second steel bracket, and fixing a second jack on one side of the underpinning beam close to the first steel bracket.
8. A working method of a following movable counterforce device for integral translation of a structure as claimed in any one of claims 1 to 6, characterized in that: the method comprises the following steps:
step a, starting a first jack, wherein the first jack is jacked on a second steel bracket serving as a counter-force support, and because the second steel bracket is relatively fixed with a lower track beam through a steel pin key, under the counter-force action, the jacking force of the first jack pushes a underpinning beam to drive a building structure to slide on a steel backing beam in the moving direction;
step b, after the first jack acts for a stroke, retracting the oil cylinder of the first jack, hoisting a steel pin key on a second steel bracket through hoisting equipment, starting the second jack, jacking the second jack on the first steel bracket, and moving the first steel bracket, the second steel bracket and the steel pad beam together along the moving direction under the jacking force of the second jack due to the separation of the second steel bracket and the lower track beam;
and c, after the second jack acts on the structure to reach the stroke, retracting the oil cylinder of the second jack, connecting the second steel bracket and the lower track beam through the steel pin key in a pin joint mode again, starting the first jack to push the second stroke, and repeating the steps until the structure needing to be integrally translated reaches the designated position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810671350.9A CN108868191B (en) | 2018-06-26 | 2018-06-26 | Following movable counterforce device for integral translation of structure and installation and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810671350.9A CN108868191B (en) | 2018-06-26 | 2018-06-26 | Following movable counterforce device for integral translation of structure and installation and working method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN108868191A CN108868191A (en) | 2018-11-23 |
| CN108868191B true CN108868191B (en) | 2020-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810671350.9A Active CN108868191B (en) | 2018-06-26 | 2018-06-26 | Following movable counterforce device for integral translation of structure and installation and working method thereof |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR64598E (en) * | 1953-09-23 | 1955-11-14 | Christiani & Nielsen Ets | Method and device for transporting loads and in particular for transporting buildings |
| CN2075230U (en) * | 1990-09-04 | 1991-04-17 | 北京市机械施工公司建筑结构安装工程处 | Equipment for hydraulic pushing and constructional wort equipment of great span building construction |
| CN202055181U (en) * | 2011-05-11 | 2011-11-30 | 天津城市建设学院 | Two-way sliding slideway for towing and pushing construction on plane curve |
| CN204139646U (en) * | 2014-08-08 | 2015-02-04 | 中国矿业大学 | A kind of two buildings translating device simultaneously |
| CN204958267U (en) * | 2015-08-24 | 2016-01-13 | 魏志新 | Quadriversal jack |
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