CN208545990U - A kind of detachable steel underpinning device - Google Patents
A kind of detachable steel underpinning device Download PDFInfo
- Publication number
- CN208545990U CN208545990U CN201820407232.2U CN201820407232U CN208545990U CN 208545990 U CN208545990 U CN 208545990U CN 201820407232 U CN201820407232 U CN 201820407232U CN 208545990 U CN208545990 U CN 208545990U
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- Prior art keywords
- side wall
- wedge
- nut
- trapezoidal
- column
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 23
- 239000010959 steel Substances 0.000 title claims abstract description 23
- 238000009424 underpinning Methods 0.000 title claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 239000003351 stiffener Substances 0.000 claims description 10
- 239000007787 solid Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000004064 recycling Methods 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 22
- 229910052742 iron Inorganic materials 0.000 description 11
- 238000000034 method Methods 0.000 description 9
- 230000008859 change Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 5
- 238000004080 punching Methods 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Joining Of Building Structures In Genera (AREA)
Abstract
The utility model discloses a kind of detachable steel underpinning devices, including two trapezoidal limit bodies, two wedge-shaped male cones and connection position-limit mechanism, two trapezoidal limit bodies, two wedge-shaped male cones, which pass through connection position-limit mechanism and are symmetrically fixed at, underpins former column two sides, and the trapezoidal limit body underpins between former column and has a wedge-shaped male cone.The utility model is directly reinforced on the periphery for underpining former column, does not generate damage to former column is underpined, and by trapezoidal limit body and wedge-shaped male cone to former elastic supports are underpined, is able to bear very big load, has better bearing capacity and ductility；The utility model structure is simple, easy for installation, can the production of factory's batch micro operations, and underpin former column dimension using various sizes of aperture connecting plate, so that the utility model use scope is more extensive according to unused；Present apparatus assembling and disassembling is easy, and to column surface almost without any damage, after the completion of use, the present apparatus can carry out dismounting recycling, be used for multiple times.
Description
Technical field
The utility model relates to a kind of detachable steel underpinning devices, belong to underpinning device technical field.
Background technique
Underpinning technique, which refers to, is effectively transmitted to the load of original building on moving structure.The load master of inhering architecture
The transmitting of power is realized by the interface shear stress between underpinning structure and column.
Underpining there are mainly four types of modes to column domestic at present: armored concrete two-beam type column bracket changes, fashioned iron split bolt
It underpins, single beam type column bracket changes, punching is worn reinforcing bar and underpined in column.It is that China applies most at present that armored concrete two-beam type column bracket, which changes,
A kind of extensive support and change method, the support and change method is easy for construction, highly-safe.But this underpins the not reproducible utilization of node, generates
Building waste can to pollution environment；Fashioned iron split bolt support and change method also belongs to two-beam type and underpins, this underpin node have compared with
Good bearing capacity and ductility, is able to bear very big load.But this underpins node installation fashioned iron, punching wears bolt and in fashioned iron
The construction technologies such as grouting are complex between column, and practical application is less；It is big that single beam type column bracket changes node construction difficulty, column surrounding
Underpin that rigidity is uneven and column indulges the anchoring of muscle and is difficult to be effectively ensured, so only smaller, lighter in weight in some scale of constructions
It is used in underpinning structure；It is by drilling on column that reinforcing bar support and change method is worn in punching in column, and to reinforcing bar is worn, then formwork erection is poured
Concrete forms joist, and this method is larger to original structure damage, section can be made to reduce in construction, reduce degree of safety.
Utility model content
Technical problem to be solved in the utility model is to overcome the deficiencies of existing technologies, and provides a kind of detachable steel support
Changing device, assembling and disassembling are easy, reusable, applied widely, not damaged to column surface.
In order to achieve the above objectives, the utility model provides a kind of detachable steel underpinning device, including two trapezoidal limits
Body, two wedge-shaped male cones and connection position-limit mechanism, two trapezoidal limit bodies, two wedge-shaped male cones pass through connection limit
Position mechanism is symmetrically fixed at and underpins former column two sides, and the trapezoidal limit body underpins between former column and has a wedge shape
Male cone.
Preferentially, the trapezoidal limit body includes bottom surface level board, two end plates, cover board, two hang plates, described in two
End plate upper end is respectively fixedly connected with the rear wall of the front side wall of the cover board, the cover board, and two end plate lower ends are solid respectively
Surely the front side wall of the bottom surface level board, the rear wall of the bottom surface level board are connected, two hang plate upper ends are solid respectively
Surely the left side wall of the cover board, the right side wall of the cover board are connected, two hang plate left ends and right end are respectively fixedly connected with
The side wall of the end plate of two sides, two hang plate lower ends are respectively fixedly connected with the left side wall of the bottom surface level board, the bottom
The right side wall of face level board.
Preferentially, the trapezoidal limit body includes ribbed stiffener, and four side walls of the ribbed stiffener are laterally fixedly connected respectively
In the middle part of two end plates, the middle part of two hang plates.
Preferentially, the wedge-shaped male cone includes clapboard, and the shape of the clapboard is right-angle prismatic column, the clapboard
Including right angle side wall one, right angle side wall two and porch side walls, the right angle side wall one or the right angle side wall two are against underpining original
Column, the porch side walls are matched with the inclination angle of hang plate in the trapezoidal limit body.
Preferentially, the wedge-shaped male cone includes multiple plain bars, on the right angle side wall one or the right angle side wall two
Multiple plain bars are fixedly installed, multiple plain bars, which are resisted against, to be underpined on former column.
Preferentially, connection position-limit mechanism includes two aperture connecting plates and eight Screw arbor with nut at both-ends, and two connecting plates are perpendicular
To the front and back side for being symmetrically disposed in two trapezoidal limit bodies, two connecting plates respectively symmetrically open up eight cooperations
The screw hole one of the Screw arbor with nut at both-ends opens up cooperation four for cooperating institute on two end plates on the trapezoidal limit body respectively
The screw hole two of screw hole one is stated, eight Screw arbor with nut at both-ends pass through two connecting plates, two trapezoidal limit bodies.
Preferentially, the connection position-limit mechanism includes four perforated panels and four Screw arbor with nut at both-ends, is erected on the clapboard
To the vertical screw hole one for opening up two cooperation Screw arbor with nut at both-ends, described pair of drawing spiral shell of two cooperations is opened up on the perforated panel
The screw hole three of bar, four Screw arbor with nut at both-ends are each passed through two clapboards, on the same clapboard
Two Screw arbor with nut at both-ends upper and lower sides are fastened after being arranged the perforated panel respectively by nut.
Preferentially, the bottom surface level board, the end plate, the cover board, the hang plate, the ribbed stiffener, the wedge
Shape plate, the plain bar, the aperture connecting plate, the aperture connecting plate, the perforated panel, the Screw arbor with nut at both-ends material are equal
For steel.
The utility model it is achieved the utility model has the advantages that
The utility model is directly reinforced on the periphery for underpining former column, damage is not generated to former column is underpined, by trapezoidal
Limit body and wedge-shaped male cone are able to bear very big load, have better bearing capacity and ductility to former elastic supports are underpined；
The utility model structure is simple, easy for installation, can the production of factory's batch micro operations, and underpin former column dimension using not according to unused
With the aperture connecting plate of size, so that the utility model use scope is more extensive；Present apparatus assembling and disassembling is easy, to column surface
Almost without any damage, after the completion of use, the present apparatus can carry out dismounting recycling, be used for multiple times.
Detailed description of the invention
Fig. 1 is the front view of the utility model.
Fig. 2 is the top view of the utility model.
Fig. 3 is the front view of trapezoidal limit rigid body.
Fig. 4 is the A-A sectional view of trapezoidal limit rigid body.
Fig. 5 is the B-B sectional view of trapezoidal limit rigid body.
Fig. 6 is the front view of wedge-shaped male cone.
Fig. 7 is the front view of aperture connection fashioned iron.
Fig. 8 is the side view of aperture connection fashioned iron.
Fig. 9 is the front view of open pore steel plate.
Mark meaning in attached drawing, the bottom surface 1- level board；2- end plate；3- cover board；4- hang plate；5- ribbed stiffener；6- clapboard；
7- plain bar；8- aperture connecting plate；9- perforated panel；10- Screw arbor with nut at both-ends.
Specific embodiment
The utility model is further described with reference to the accompanying drawing.Following embodiment is only used for clearly illustrating this
The technical solution of utility model, and cannot be used as a limitation the limitation protection scope of the utility model.
A kind of detachable steel underpinning device, including two trapezoidal limit bodies, two wedge-shaped male cones and connection position-limit mechanism,
Two trapezoidal limit bodies, two wedge-shaped male cones, which pass through connection position-limit mechanism and are symmetrically fixed at, underpins former column
Two sides, the trapezoidal limit body underpin between former column and have a wedge-shaped male cone.
Further, the trapezoidal limit body includes 3, two 1, two end plate 2 of bottom surface level board, cover board hang plates 4, and two
A 2 upper end of the end plate is respectively fixedly connected with the rear wall of the front side wall of the cover board 3, the cover board 3, two end plates 2
Lower end is respectively fixedly connected with the rear wall of the front side wall of the bottom surface level board 1, the bottom surface level board 1, two inclinations
4 upper end of plate is respectively fixedly connected with the right side wall of the left side wall of the cover board 3, the cover board 3, two 4 left ends of hang plate and
Right end is respectively fixedly connected with the side wall of the end plate 2 of two sides, and it is horizontal that two 4 lower ends of hang plate are respectively fixedly connected with the bottom surface
The right side wall of the left side wall of plate 1, the bottom surface level board 1.
Further, the trapezoidal limit body includes ribbed stiffener 5, and four side walls of the ribbed stiffener 5 are laterally fixed respectively
Two end plates of connection, 2 middle part, two hang plates 4 middle part.
Further, the wedge-shaped male cone includes clapboard 6, and the shape of the clapboard 6 is right-angle prismatic column, the wedge
Shape plate 6 includes right angle side wall one, right angle side wall two and porch side walls, and the right angle side wall one or the right angle side wall two are against support
Former column is changed, the porch side walls are matched with the inclination angle of hang plate 4 in the trapezoidal limit body.
Further, the wedge-shaped male cone includes multiple plain bars 7, the right angle side wall one or the right angle side wall two
The upper multiple plain bars 7 of fixed setting, multiple plain bars 7, which are resisted against, to be underpined on former column.
Further, connection position-limit mechanism includes two aperture connecting plates 8 and eight Screw arbor with nut at both-ends 10, two connections
Plate 8 is vertically symmetrically disposed in the front and back side of two trapezoidal limit bodies, and two connecting plates 8 respectively symmetrically open up
Eight cooperate the screw hole one of the Screw arbor with nut at both-ends 10, open up cooperation four respectively on two end plates 2 on the trapezoidal limit body
A screw hole two for being used to cooperate the screw hole one, eight Screw arbor with nut at both-ends 10 pass through two connecting plates, 8, two institutes
State trapezoidal limit body.
Further, the connection position-limit mechanism includes four perforated panels 9 and four Screw arbor with nut at both-ends 10, the clapboard 6
On vertically open up the vertical screw holes one of two cooperation Screw arbor with nut at both-ends 10, open up two cooperations on the perforated panel 9
The screw hole three of the Screw arbor with nut at both-ends 10, four Screw arbor with nut at both-ends 10 are each passed through two clapboards 6, are located at same
Two 10 upper and lower sides of Screw arbor with nut at both-ends on the clapboard 6 are fastened after being arranged the perforated panel 9 respectively by nut.
Screw hole one, screw hole two, the aperture of screw hole three are preferably 2~3mm bigger than the diameter of Screw arbor with nut at both-ends, Screw arbor with nut at both-ends
Diameter takes 40~50mm, value 40mm, 50mm or 45mm in the present embodiment.
Further, the bottom surface level board 1, the end plate 2, the cover board 3, the hang plate 4, the ribbed stiffener 5,
The clapboard 6, the plain bar 7, the aperture connecting plate 8, the perforated panel 9,10 material of the Screw arbor with nut at both-ends are
Steel.
Assembling process: bottom surface horizontal steel plate 1, end steel plate 2, ribbed stiffener 5 are formed into an open hollow by being welded to connect
Body, the limit of welding inclination later steel plate 4, steel deck-plate 3 form trapezoidal limit rigid body.Two trapezoidal limit rigid bodies are seated in opposite directions
Original-pack two sides are underpined, aperture connection fashioned iron is mounted on trapezoidal limit rigid body two sides later, it will be trapezoidal by Screw arbor with nut at both-ends 10
Limit rigid body connects fashioned iron with aperture and connects to form entirety.Wedge-shaped male cone is placed in mounted underpinning device, and uses iron
Hammer gently taps, and makes the continuous slide downward of wedge-shaped male cone, to connect fashioned iron with trapezoidal limit rigid body, aperture, underpin former cylindricality
It is integral to underpin node, after the completion of underpining load, installed to drawing steel plate simultaneously at the top of wedge-shaped male cone with bottom surface horizontal steel plate bottom
It is bolted, to prevent from underpining node in uninstall process, wedge-shaped male cone slides upwards.After the completion of underpining, successively unclamp
Nut removes Screw arbor with nut at both-ends, aperture connection fashioned iron and trapezoidal limit rigid body, completes the dismounting of entire underpinning device.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvement and deformations can also be made, these change
It also should be regarded as the protection scope of the utility model into deformation.
Claims (7)
1. a kind of detachable steel underpinning device, which is characterized in that including two trapezoidal limit bodies, two wedge-shaped male cones and connection
Position-limit mechanism, two trapezoidal limit bodies, two wedge-shaped male cones pass through connection position-limit mechanism and are symmetrically fixedly installed
Underpining former column two sides, the trapezoidal limit body underpins between former column and has a wedge-shaped male cone.
2. a kind of detachable steel underpinning device according to claim 1, which is characterized in that the trapezoidal limit body includes
Bottom surface level board (1), two end plates (2), cover board (3), two hang plates (4), two end plate (2) upper ends are fixed respectively to be connected
The front side wall of the cover board (3), the rear wall of the cover board (3) are connect, two end plate (2) lower ends are respectively fixedly connected with described
The rear wall of the front side wall of bottom surface level board (1), the bottom surface level board (1), two hang plate (4) upper ends are fixed respectively
The left side wall of the cover board (3), the right side wall of the cover board (3) are connected, two hang plate (4) left ends and right end are solid respectively
Surely the side wall of the end plate (2) of two sides is connected, two hang plate (4) lower ends are respectively fixedly connected with the bottom surface level board (1)
Left side wall, the bottom surface level board (1) right side wall.
3. a kind of detachable steel underpinning device according to claim 2, which is characterized in that the trapezoidal limit body includes
Ribbed stiffener (5), four side walls of the ribbed stiffener (5) are laterally fixedly connected in the middle part of two end plates (2), respectively described in two
The middle part of hang plate (4).
4. a kind of detachable steel underpinning device according to claim 2, which is characterized in that the wedge shape male cone includes wedge
The shape of shape plate (6), the clapboard (6) is right-angle prismatic column, and the clapboard (6) includes right angle side wall one, right angle side wall
Two and porch side walls, the right angle side wall one or the right angle side wall two against underpining former column, the porch side walls and the ladder
The inclination angle of hang plate (4) matches in shape limit body.
5. a kind of detachable steel underpinning device according to claim 4, which is characterized in that the wedge shape male cone includes more
Multiple plain bars (7), Duo Geguang is fixedly installed on a plain bar (7), the right angle side wall one or the right angle side wall two
Round bar (7), which is resisted against, to be underpined on former column.
6. a kind of detachable steel underpinning device according to claim 2, which is characterized in that connection position-limit mechanism includes two
A aperture connecting plate (8) and eight Screw arbor with nut at both-ends (10), two connecting plates (8) are vertically symmetrically disposed in two ladders
The front and back side of shape limit body, two connecting plates (8) respectively symmetrically open up the spiral shell of eight cooperation Screw arbor with nut at both-ends (10)
Rod aperture one opens up cooperation four for cooperating the screw hole one on two end plates (2) on the trapezoidal limit body respectively
Screw hole two, eight Screw arbor with nut at both-ends (10) pass through two connecting plates (8), two trapezoidal limit bodies.
7. a kind of detachable steel underpinning device according to claim 4, which is characterized in that the connection position-limit mechanism packet
Four perforated panels (9) and four Screw arbor with nut at both-ends (10) are included, described pair of drawing spiral shell of two cooperations is vertically opened up on the clapboard (6)
The vertical screw hole one of bar (10) opens up the screw holes three of two cooperation Screw arbor with nut at both-ends (10) on the perforated panel (9),
Four Screw arbor with nut at both-ends (10) are each passed through two clapboards (6), two be located on the same clapboard (6)
Screw arbor with nut at both-ends (10) upper and lower sides are arranged the perforated panel (9) respectively and are fastened afterwards by nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820407232.2U CN208545990U (en) | 2018-03-23 | 2018-03-23 | A kind of detachable steel underpinning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820407232.2U CN208545990U (en) | 2018-03-23 | 2018-03-23 | A kind of detachable steel underpinning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208545990U true CN208545990U (en) | 2019-02-26 |
Family
ID=65418010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820407232.2U Expired - Fee Related CN208545990U (en) | 2018-03-23 | 2018-03-23 | A kind of detachable steel underpinning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208545990U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112392291A (en) * | 2020-11-26 | 2021-02-23 | 同济大学建筑设计研究院(集团)有限公司 | Concrete batter post underpins node |
-
2018
- 2018-03-23 CN CN201820407232.2U patent/CN208545990U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112392291A (en) * | 2020-11-26 | 2021-02-23 | 同济大学建筑设计研究院(集团)有限公司 | Concrete batter post underpins node |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190226 |
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| CF01 | Termination of patent right due to non-payment of annual fee |