CN109822282B - Reaction wall, loading hole unit welding frock for reaction pedestal - Google Patents
Reaction wall, loading hole unit welding frock for reaction pedestal Download PDFInfo
- Publication number
- CN109822282B CN109822282B CN201910322434.6A CN201910322434A CN109822282B CN 109822282 B CN109822282 B CN 109822282B CN 201910322434 A CN201910322434 A CN 201910322434A CN 109822282 B CN109822282 B CN 109822282B
- Authority
- CN
- China
- Prior art keywords
- loading hole
- support
- positioning
- loading
- reaction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Butt Welding And Welding Of Specific Article (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention relates to a loading hole unit welding tool for a counter-force wall and a counter-force pedestal, which comprises a tool support, wherein a bottom support counter weight pressing support is arranged on the tool support, a plurality of lower side loading hole positioning structures are distributed on the bottom support, upper side loading hole positioning structures corresponding to the lower side loading hole positioning structures are distributed on the counter weight pressing support, the upper side loading hole positioning structures and the lower side loading hole positioning structures respectively comprise positioning planes which are in contact fit with the outer side plate surface of a loading hole end plate, cylindrical positioning bulges which are in adaptive positioning insertion connection with a central hole of a loading hole are arranged on the positioning planes, the positioning planes of the lower side loading hole positioning structures are on the same plane, and the positioning planes of the upper side loading hole positioning structures are on the same plane. The invention provides a loading hole unit welding tool for a reaction wall and a reaction pedestal, which can weld a plurality of loading holes into one loading hole unit.
Description
Technical Field
The invention relates to a loading hole unit welding tool for a reaction wall and a reaction pedestal in a structural laboratory.
Background
In a structural laboratory, the reaction wall and the reaction pedestal are important components for performing pseudo-static tests. The conventional reaction wall and reaction pedestal are shown in fig. 1: the reaction wall 1 and the reaction pedestal 2 are distributed with a plurality of loading holes 11 and 21 arranged in an array, the loading holes 11 and 21 are made of steel pipes and steel plates arranged at two ends of the steel pipes, the steel plates can be called as loading hole end plates and are pre-embedded in concrete. In the design requirements, the single-hole design horizontal thrust of the loading holes 11 and 21 pre-embedded in the concrete of the reaction wall 1 and the reaction pedestal 2 is larger and is 1000kN, the distance error between the centers of any two loading holes is smaller than +/-1 mm within the range of two meters, and meanwhile, the loading hole end plates of all the loading holes on the reaction wall are required to be on the same plane.
Because the pre-buried several thousand load holes that have on reaction wall and the reaction pedestal, and the pitch-row precision between the load hole requires highly, and the surface smoothness and the mutual straightness that hangs down of wall and pedestal require also highly, consequently the construction degree of difficulty is great. The traditional construction method is a mode of measuring and fixing at the same time, namely measuring the position of one loading hole and fixing, and then measuring and fixing the next loading hole according to the fixed loading hole. According to the construction method, the positioning error of the previous loading hole is accumulated to the next loading hole, and the construction precision is further and further increased due to the continuous accumulated error.
Disclosure of Invention
The invention aims to provide a loading hole unit welding tool for a reaction wall and a reaction pedestal, which can weld a plurality of loading holes into one loading hole unit.
In order to solve the technical problems, the technical scheme of the invention is as follows:
a loading hole unit welding tool for a counter-force wall and a counter-force pedestal comprises a tool support, wherein a bottom support and a counter-weight pressing support which is arranged opposite to the bottom support are arranged on the tool support, a support lifting mechanism which is in transmission connection with the counter-weight pressing support to drive the counter-weight pressing support to move up and down is arranged on the tool support, a plurality of lower side loading hole positioning structures are distributed on the bottom support, upper side loading hole positioning structures and upper side loading hole positioning structures which correspond to the lower side loading hole positioning structures are distributed on the counter-weight pressing support, the lower side loading hole positioning structures comprise positioning planes which are used for being in contact fit with the outer side plate surfaces of the loading hole end plates, cylindrical positioning bulges which are used for being in fit positioning insertion with the center holes of the loading holes are arranged on the positioning planes, the positioning planes of the lower side loading hole positioning structures are on the same plane, and the positioning planes of the upper side loading hole positioning structures are on the same plane.
The bottom support comprises a plurality of lower longitudinal beams which are arranged at intervals along the left-right direction and extend along the front-back direction, each lower loading hole positioning structure is respectively arranged on the corresponding lower longitudinal beam, and the bottoms of the lower longitudinal beams are connected through at least two lower cross beams which are arranged at intervals along the front-back direction and extend along the left-right direction.
The lower side loading hole positioning structure comprises a lower side positioning plate fixed on the corresponding lower longitudinal beam in a welding mode, and a positioning plane of the lower side loading hole positioning structure is formed by an upper plate surface of the lower side positioning plate.
The left side surface of the lower side positioning plate forms a longitudinal angle steel positioning side surface which is used for being in contact positioning fit with the inner side corner of the corresponding longitudinal angle steel, and the corresponding side of the cylindrical positioning bulge of the lower side loading hole positioning structure forms a transverse angle steel positioning side surface which is used for being in contact positioning fit with the outer side surface of the corresponding transverse angle steel.
The frock support is including left side pillar and the right side pillar that is fixed in the bottom support left and right sides, support hoist mechanism is including setting up in the left reel of left side pillar and setting up in the right reel on right side pillar right side, the winding has left wire rope on the reel of a left side, the winding has right wire rope on the reel of the right side, support hoist mechanism is still including setting up in the left side switching-over fixed pulley of left side pillar upper end and setting up in the right side switching-over fixed pulley of right side pillar upper end, left side wire rope is continuous with the left side that the support was exerted pressure to the counter weight behind the left side switching-over fixed pulley, right side wire.
The counterweight pressing support comprises a plurality of upper longitudinal beams which are arranged at intervals along the left-right direction and extend along the front-back direction, each upper loading hole positioning structure is respectively arranged on the corresponding upper longitudinal beams, and the tops of the upper longitudinal beams are connected through at least two upper cross beams which are arranged at intervals along the front-back direction and extend along the left-right direction.
The left end of upper portion crossbeam is equipped with and is used for rolling complex left side leading wheel with the left side pillar, and the right-hand member of upper portion crossbeam is equipped with and is used for rolling complex right side leading wheel with the right side pillar.
The invention has the beneficial effects that: in the invention, before the concrete is pre-cast in the loading holes, a plurality of loading holes can be welded into a loading hole unit by using a welding tool, the positions of the loading holes in the same loading hole unit are ensured by the cylindrical positioning bulges of the upper loading hole positioning structure and the lower loading hole positioning structure, the loading hole end plates of the loading holes in the loading hole units are ensured to be positioned in the same plane through the positioning planes of the upper loading hole positioning structure and the lower loading hole positioning structure, then the loading holes corresponding to the cylindrical positioning bulges can be welded into an integral loading hole unit by utilizing the loading hole welding support, the bottom support and the counterweight pressing support are matched to fix the position of the loading hole, the welding process is ensured, the loading holes cannot generate position change in the horizontal direction and the vertical direction, and the position and the flatness of each loading hole in the loading hole unit are guaranteed.
Drawings
FIG. 1 is a schematic structural diagram of the background art of the present invention;
FIG. 2 is a state diagram for use of one embodiment of the present invention;
FIG. 3 is a top view of the bottom bracket of FIG. 1;
FIG. 4 is a top view of the weight pressing stand of FIG. 1;
FIG. 5 is a schematic view of the construction of the right spool of FIG. 1;
FIG. 6 is a schematic view of the underside loading hole positioning structure of the present invention in cooperation with a loading hole welding bracket;
FIG. 7 is a schematic view of the loading hole welding holder according to the present invention;
FIG. 8 is a schematic view of the structure of a loading hole unit according to the present invention;
FIG. 9 is a schematic diagram of a process for manufacturing a reaction wall according to the present invention;
FIG. 10 is a schematic view of the loading hole unit adjusting device shown in FIG. 9;
FIG. 11 is a schematic view of the Y-direction movable base of the loading hole unit adjusting device engaged with the loading hole unit;
FIG. 12 is a schematic view of the X-direction template and loading hole of the present invention.
Detailed Description
An embodiment of a loading hole unit welding tool for a reaction wall and a reaction pedestal is shown in FIGS. 2 to 12: the tool comprises a tool support, wherein a bottom support 13 and a counterweight pressing support 6 opposite to the bottom support 13 are arranged on the tool support, a support lifting mechanism which is in transmission connection with the counterweight pressing support 6 to drive the counterweight pressing support to move up and down is arranged on the tool support, in the embodiment, the tool support comprises a left support 10 and a right support 3 which are fixed on the left side and the right side of the bottom support, the support lifting mechanism comprises a left winding drum 11 arranged on the left side of the left support 10 and a right winding drum 1 arranged on the right side of the right support 3, a left steel wire rope 9 is wound on the left winding drum 11, a right steel wire rope 2 is wound on the right winding drum 1, the support lifting mechanism further comprises a left reversing fixed pulley 8 arranged on the upper end of the left support 10 and a right reversing fixed pulley 7 arranged on the upper end of the right support 3, the left steel, the right steel wire rope 2 is wound by the right reversing fixed pulley 7 and then is connected with the right side of the counterweight pressing support 4. Left reel 11, right reel 1 in this embodiment are hand formula reel, and when the reel promoted the action, there was the ratchet pawl structure can avoid the reel reversal, when needing the reel reversal, removed the locking of pawl to the ratchet, the reel can be reversed to the counter weight support of exerting pressure is transferred in the realization, the reel that realizes the reversal locking through the ratchet pawl belongs to prior art, no longer expandes the description to its concrete structure here.
The bottom bracket comprises five lower longitudinal beams 15 which are arranged at intervals along the left-right direction and extend along the front-back direction, and the bottoms of the lower longitudinal beams are connected through two lower cross beams 14 which are arranged at intervals along the front-back direction and extend along the left-right direction. The upper end of each lower longitudinal beam 15 is provided with five lower side loading hole positioning structures 21 at intervals along the front-rear direction. The counter weight is exerted pressure the support and is the structure of symmetrical arrangement with the bottom support, the counter weight is exerted pressure the support and is included five upper portion longerons 5 that extend along the fore-and-aft direction along the length of left right direction interval arrangement, the top of upper portion longeron 5 is connected along the upper portion crossbeam 6 that extends of left right direction through two lengths along the fore-and-aft direction interval arrangement, the lower extreme of every upper portion longeron has five upside loading hole location structures along the fore-and-aft direction interval arrangement, each upside loading hole location structure sets up with the downside loading hole location structure that corresponds respectively relatively.
In the invention, the lower side loading hole positioning structure comprises a lower side positioning plate 22 fixed with the upper end of the lower longitudinal beam in a welding manner, a lower side cylindrical positioning bulge 23 matched with the central hole of the loading hole 16 is convexly arranged at the upper end of the lower side positioning plate 22, and the upper plate surface of the lower side positioning plate 22 forms a positioning plane used for being in contact positioning fit with the plate surface of the lower side loading hole end plate of the loading hole. The upper side loading hole positioning structure comprises an upper side positioning plate 19 fixed with the lower end of the upper longitudinal beam in a welded mode, an upper side cylindrical positioning bulge 20 is convexly arranged at the lower end of the upper side positioning plate 19, and a lower plate surface of the upper side positioning plate forms a positioning plane used for being in contact positioning fit with a plate surface of an upper side loading hole end plate of the loading hole.
And the two left steel wire ropes are respectively connected with the left end of the corresponding upper cross beam of the counterweight pressing support after passing through the left reversing fixed pulley, and the two right steel wire ropes are respectively connected with the right end of the corresponding upper cross beam after passing through the right reversing fixed pulley. The left end of the upper cross beam is equipped with a left guide wheel 12 for rolling engagement with the left side column 10, and the right end of the upper cross beam is equipped with a right guide wheel for rolling engagement with the right side column. The left side surface of the lower side positioning plate 22 forms a longitudinal angle positioning side surface 50 used for being in contact, positioned and matched with the inner side corner 32 of the corresponding longitudinal angle 31, and the corresponding side of the cylindrical positioning bulge of the lower side loading hole positioning structure forms a transverse angle positioning side surface 23 used for being in contact, positioned and matched with the outer side surface of the corresponding transverse angle 30.
The loading hole unit 53 manufactured by the loading hole unit welding tool comprises a loading hole welding support and a plurality of loading holes 16 which are welded and fixed on the loading hole welding support in an array distribution mode, each loading hole comprises a steel pipe 17 at the middle part and loading hole end plates 18 welded and fixed at two ends of the steel pipe, an inner hole of each steel pipe is called a center hole, the loading hole welding support comprises a plurality of transverse angle steels 30 and longitudinal angle steels 31 which are arranged in a transverse-longitudinal cross mode, the angle steels belong to standard steel products, the angle steels comprise two mutually vertical side walls, and the two vertical side walls form corner structures.
The manufacturing process of the loading hole unit comprises the following steps: firstly, a loading hole welding bracket is manufactured, the inner side corners of five longitudinal angle steels 31 are positioned and clamped on the left side of a corresponding row of lower side positioning plates 22, and one outer side wall of each transverse angle steel 30 is abutted against the transverse angle steel positioning side surface 23 of the lower side cylindrical positioning bulge 23 of the corresponding row of lower side loading hole positioning structures. Thus, the verticality and the distance between the longitudinal angle steel 31 and the transverse angle steel 30 are positioned, and then spot welding is carried out between the longitudinal angle steel and the transverse angle steel, so that the manufacturing of the loading hole welding bracket is completed. And then removing a point of the loading hole welding support, positioning and sleeving the lower end of each loading hole 16 on the cylindrical positioning bulge of the lower side positioning plate, pushing the lower side loading hole end plate of each loading hole against the lower side positioning plate, lowering the counterweight pressing support 6 until the upper side positioning plate 19 is pushed against the upper side loading hole end plate of each loading hole, and positioning and inserting the upper side cylindrical positioning bulge 20 on the upper side positioning plate at the upper end of the central hole of each loading hole. Therefore, the loading holes are positioned, the height consistency of the loading holes is ensured by the positioning plane, the distance between the loading holes is ensured by the cylindrical positioning bulges at the upper side and the lower side, the counterweight pressing support applies pressure to the loading holes, and the loading holes are prevented from moving up and down and deforming during welding. And moving the loading hole welding bracket to enable two sides of the steel pipe of each loading hole to respectively abut against the transverse angle steel and the longitudinal angle steel, and welding and fixing the loading holes on the loading hole welding bracket by welding, so that the loading hole welding bracket and each loading hole form a loading hole unit with an integral structure.
The manufacturing process of the reaction wall comprises the following steps: the reaction wall base 33 is poured to the first step, and the thickness of reaction wall base is the X direction, and length is the Y direction, and pre-buried loading hole welding leg joint spare 34 that has the epirelief on the reaction wall base, the second step is pour by lower supreme successive layer, and when each layer was pour, at first fixed loading hole unit, it is specific: fixing a loading hole unit 53 in the layer, hoisting the upper end of the loading hole unit by a hoisting device (not shown in the figure), connecting the lower end of the loading hole unit with two loading hole unit adjusting devices 35, adjusting the X-direction position, the Y-direction position, the height position and the verticality with the horizontal direction of the loading hole unit by the matching of the loading unit adjusting devices 35 and the hoisting device, welding the bottom of a longitudinal angle steel 31 of a loading hole welding support of the loading hole unit with a loading hole welding support connecting piece 34, fixing other loading hole units by the same method, ensuring that the distance between two adjacent rows of loading holes of two adjacent loading hole units is the same as the distance between two adjacent rows of loading holes in the same loading hole unit, thus completing the fixing of all loading hole units of the layer, and removing the loading hole unit adjusting devices and the hoisting device, then, transverse reinforcing steel bars 60 and vertical reinforcing steel bars 59 are arranged on the loading hole welding support in a penetrating mode, the transverse reinforcing steel bars and the vertical reinforcing steel bars are fixed with the loading hole welding support through binding wires, X-direction templates 57 are fixed on two sides in the X direction of a loading hole unit, Y-direction templates are fixed on two sides in the Y direction of the whole loading hole unit, the X-direction templates 57 are fixed through a double-threaded screw 58 arranged in a center hole of the loading hole in a penetrating mode, a screw through hole for the double-threaded screw to penetrate through is formed in each X-direction template, an X-direction template nut matched with the X-direction template in a propping mode is screwed on each double-threaded screw, the X-direction templates are guaranteed to be tightly attached to corresponding loading hole end plates 18 of the loading hole through matching of the X-paying off template nuts and the double-threaded screw, and.
In the invention, each loading hole unit corresponds to two loading hole unit adjusting devices 35, each loading hole unit adjusting device can realize the adjustment of height, X direction and Y direction, the loading hole unit adjusting device comprises a device base 48, a lifting seat 62 and a lifting mechanism for driving the lifting seat to move up and down are assembled on the device base 48 along the up-down direction in a guiding movement way, the bottom of the lifting seat is provided with four guide rods 47 which realize the guiding movement of the lifting seat and the device base and extend along the up-down direction, the device base is provided with guide holes which realize the guiding movement and the matching with the four guide rods, the lifting mechanism comprises two wedge faces which are assembled on the device base along the X direction in a guiding movement way and face opposite wedge blocks 41, the lifting mechanism also comprises a transmission screw rod 46 which is in thread transmission connection with the two wedge blocks simultaneously, and the transmission screw rod is driven by a, the threads on the two wedges 41 have opposite rotation directions, so that when the transmission screw 46 rotates, the two wedges can move oppositely or back to back, when the two wedges move oppositely, the wedge surfaces of the wedges can lift the lifting seat to realize upward movement adjustment of the lifting seat 62, and when the two wedges move oppositely, the lifting seat 62 can automatically descend under the action of gravity. Be provided with the X direction guide rail that the direction of direction extends along the X direction on the lift seat, the direction removal is equipped with X to removing seat 43 on the X direction guide rail, X is provided with the Y direction guide rail that the direction extends along the Y direction on removing the seat, the direction removal is equipped with Y to removing seat 44 on the Y direction guide rail, X is to removing the seat, Y all has corresponding motor 42 to removing the seat, screw drive, X is to removing the seat, Y is to removing the seat and being equivalent to a cross slip table, its concrete form that sets up belongs to prior art. A bearing groove 45 of the steel pipe peripheral equipment of the loading hole is formed in the Y-direction moving seat, pushing screws 49 extending along the Y direction are in threaded connection with two Y-direction sides of the Y-direction moving seat, the pushing screws on one side can push the inner side of the loading hole end plate 18 on one side of the loading hole when extending out, and the pushing screws on the other side can push the corresponding transverse angle steel 30 when extending out, as shown in fig. 11. Therefore, when the Y-direction moving seat moves along the Y direction, the pushing screw can push the loading hole unit to perform Y-direction adjustment, the verticality and the Y-direction position of the loading unit are adjusted, and when the X-direction moving seat drives the Y-direction moving seat to move along the X direction, the X-direction position of the loading hole unit can be adjusted. Four angle departments in the bottom of device base 48 are provided with height-adjustable's landing leg 70, and through the adjustment of each landing leg, can transfer the axis of bearing recess to the level, and when the steel pipe adaptation at the middle part of loading hole was placed in the bearing recess, the steel pipe set up with the bearing recess coaxial line, and that is to say the axis level of loading hole this moment, had guaranteed the whole straightness that hangs down with the horizontal direction of loading hole unit, the whole perpendicular to horizontal direction of loading hole unit promptly. Item 34 in fig. 12 represents the lower tier load port weld bracket insert for attachment to the upper tier load port weld bracket.
Claims (4)
1. The utility model provides a reaction wall, for reaction pedestal loading hole unit welding frock which characterized in that: the tool comprises a tool support, wherein a bottom support and a counterweight pressing support which is opposite to the bottom support are arranged on the tool support, a support lifting mechanism which is in transmission connection with the counterweight pressing support to drive the counterweight pressing support to move up and down is arranged on the tool support, a plurality of lower side loading hole positioning structures are distributed on the bottom support, upper side loading hole positioning structures which correspond to the lower side loading hole positioning structures are distributed on the counterweight pressing support, the upper side loading hole positioning structures and the lower side loading hole positioning structures both comprise positioning planes which are in contact fit with the outer side plate surfaces of loading hole end plates, cylindrical positioning bulges which are in adaptive positioning insertion fit with central holes of loading holes are arranged on the positioning planes, the positioning planes of the lower side loading hole positioning structures are on the same plane, the positioning planes of the upper side loading hole positioning structures are on the same plane, the bottom support comprises a plurality of lower longitudinal beams which are arranged at intervals along the left and right directions and, each downside loading hole location structure sets up respectively on the lower part longeron that corresponds, the bottom of lower part longeron is connected along the lower part crossbeam that the left right direction extends through two at least lengths along front and back direction interval arrangement, downside loading hole location structure includes welded fastening and corresponds the downside locating plate on the longeron of lower part, downside loading hole location structure's locating plane comprises the last face of downside locating plate, the left surface of downside locating plate forms and is used for the vertical angle steel location side with the inboard corner contact location complex of corresponding vertical angle steel, the bellied side that corresponds in cylindrical location of downside loading hole location structure forms and is used for the horizontal angle steel location side with the lateral surface contact location complex of corresponding horizontal angle steel.
2. The tool for welding the loading hole unit for the reaction wall and the reaction pedestal according to claim 1, characterized in that: the frock support is including left side pillar and the right side pillar that is fixed in the bottom support left and right sides, support hoist mechanism is including setting up in the left reel of left side pillar and setting up in the right reel on right side pillar right side, the winding has left wire rope on the reel of a left side, the winding has right wire rope on the reel of the right side, support hoist mechanism is still including setting up in the left side switching-over fixed pulley of left side pillar upper end and setting up in the right side switching-over fixed pulley of right side pillar upper end, left side wire rope is continuous with the left side that the support was exerted pressure to the counter weight behind the left side switching-over fixed pulley, right side wire.
3. The tool for welding the loading hole unit for the reaction wall and the reaction pedestal according to claim 2, wherein: the counterweight pressing support comprises a plurality of upper longitudinal beams which are arranged at intervals along the left-right direction and extend along the front-back direction, each upper loading hole positioning structure is respectively arranged on the corresponding upper longitudinal beams, and the tops of the upper longitudinal beams are connected through at least two upper cross beams which are arranged at intervals along the front-back direction and extend along the left-right direction.
4. The tool for welding the loading hole unit for the reaction wall and the reaction pedestal according to claim 3, wherein: the left end of upper portion crossbeam is equipped with and is used for rolling complex left side leading wheel with the left side pillar, and the right-hand member of upper portion crossbeam is equipped with and is used for rolling complex right side leading wheel with the right side pillar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910322434.6A CN109822282B (en) | 2019-04-22 | 2019-04-22 | Reaction wall, loading hole unit welding frock for reaction pedestal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910322434.6A CN109822282B (en) | 2019-04-22 | 2019-04-22 | Reaction wall, loading hole unit welding frock for reaction pedestal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109822282A CN109822282A (en) | 2019-05-31 |
| CN109822282B true CN109822282B (en) | 2020-11-13 |
Family
ID=66875721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910322434.6A Active CN109822282B (en) | 2019-04-22 | 2019-04-22 | Reaction wall, loading hole unit welding frock for reaction pedestal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109822282B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113405871A (en) * | 2021-06-16 | 2021-09-17 | 安徽三建工程有限公司 | Loading hole matrix module structure and manufacturing method thereof |
| CN116174808B (en) * | 2023-05-04 | 2023-07-07 | 烟台大唐钢结构有限公司 | Special-shaped opening device for steel grating |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3719945B2 (en) * | 2001-04-04 | 2005-11-24 | 川崎重工業株式会社 | Hot static pressure bonding method and first wall structure manufacturing method |
| CN101251448B (en) * | 2008-03-28 | 2010-11-10 | 福建省九龙建设集团有限公司 | Construction method of inverse force wall and inverse force dado |
| KR100976709B1 (en) * | 2009-11-10 | 2010-08-18 | 이정화 | Cutting machine for ship building |
| CN208329650U (en) * | 2018-05-31 | 2019-01-04 | 重庆建工集团股份有限公司 | A kind of type steel support device of loading hole built-in fitting |
| CN209830742U (en) * | 2019-04-22 | 2019-12-24 | 河南工业大学 | Loading hole unit welding tool for counterforce wall and counterforce pedestal |
-
2019
- 2019-04-22 CN CN201910322434.6A patent/CN109822282B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN109822282A (en) | 2019-05-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109822282B (en) | Reaction wall, loading hole unit welding frock for reaction pedestal | |
| CN109991069B (en) | Counter-force pedestal manufacturing method and loading hole unit adjusting device | |
| CN102535469B (en) | Tool type guiding pile-sinking device | |
| CN109916617B (en) | Counter-force wall manufacturing method and loading hole unit adjusting device | |
| CN103223650A (en) | Side plate box assembling tool with multiple stations changing along with shape | |
| CN105946104B (en) | A kind of die station tipper | |
| CN105438403A (en) | Mounting method for roll-on and roll-off movable automobile deck | |
| CN209830742U (en) | Loading hole unit welding tool for counterforce wall and counterforce pedestal | |
| WO2015078186A1 (en) | Rack mounting method and auxiliary adjusting apparatus for rack and pinion climbing vertical ship lift | |
| CN110549487A (en) | Movable precast box girder web plate steel bar positioning jig frame and construction method thereof | |
| CN219344086U (en) | Quick correcting unit of structural column | |
| CN209802819U (en) | Loading hole unit adjusting device of counter-force pedestal | |
| CN215941801U (en) | Submerged arc welding dolly operation platform and submerged arc welding equipment with adjustable hydraulic pressure | |
| KR20150022543A (en) | Vertical Tolerance Adjust Device and Install Method of Crane | |
| CN210558769U (en) | Installing and positioning device for construction elevator in hoistway | |
| CN114620609A (en) | Crane auxiliary equipment convenient to adjust gravity center position | |
| CN111751069B (en) | Mounting device and mounting method for embedded part panel of vertical actuator of vibrating table | |
| CN211387498U (en) | Elevator beam welding tool | |
| CN209525088U (en) | A kind of loading hole unit adjustment device of counter force wall | |
| CN208471387U (en) | A kind of suspension servo actuator portal frame | |
| CN210049110U (en) | Pier adjusting device and pier adjusting system | |
| TW202041763A (en) | Building forming device, building forming method and demolding method capable of eliminating a mold opening step and improving construction efficiency of the building by continuously forming the wall and the floor of the building | |
| CN102505585B (en) | Construction process of rocket sled | |
| JP4978218B2 (en) | Elevator installation apparatus and installation method | |
| JP4598454B2 (en) | Crane girder / saddle assembly equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |