CN111719410A - Trestle support column mechanism for steel structure - Google Patents
Trestle support column mechanism for steel structure Download PDFInfo
- Publication number
- CN111719410A CN111719410A CN202010410703.7A CN202010410703A CN111719410A CN 111719410 A CN111719410 A CN 111719410A CN 202010410703 A CN202010410703 A CN 202010410703A CN 111719410 A CN111719410 A CN 111719410A
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- block
- wedge
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- fixed
- nut
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 21
- 239000010959 steel Substances 0.000 title claims abstract description 21
- 238000009434 installation Methods 0.000 claims abstract description 17
- 238000010276 construction Methods 0.000 claims abstract description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000001125 extrusion Methods 0.000 abstract description 5
- 238000007569 slipcasting Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D18/00—Bridges specially adapted for particular applications or functions not provided for elsewhere, e.g. aqueducts, bridges for supporting pipe-lines
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
Abstract
The invention is suitable for the technical field of trestle support, and provides a trestle support column mechanism for a steel structure, which comprises a bottom fixing plate, wherein two rotating plates are arranged on the upper side of the bottom fixing plate; the upside of rotor plate is equipped with the base, is equipped with the fixed subassembly that is used for unable adjustment base on the rotor plate, installs first stand and second stand on the base perpendicularly, and the top of first stand and second stand is equipped with the roof, is equipped with the installation piece on the roof. This a landing stage strut mechanism for steel construction makes the inclined plane contact and the extrusion of first wedge and second wedge through removing first wedge, adjusts the rotor plate to the horizontality, and then adjusts first stand and second stand to vertical state, and convenient the regulation avoids the skew vertical direction of first stand and second stand.
Description
Technical Field
The invention belongs to the technical field of trestle support, and particularly relates to a trestle support column mechanism for a steel structure.
Background
The trestle support mechanism for the steel structure is disclosed in a Chinese patent with an authorization bulletin number of CN201991073U, and comprises a stand column, wherein a trestle bottom sleeve is sleeved at the bottom of the stand column, the stand column is provided with the trestle support mechanism, the trestle support mechanism comprises a trestle platform and a trestle support rod, one end of the trestle platform is fixed with the stand column, and the other end of the trestle platform is fixed with the stand column through the trestle support rod. Simple structure and high supporting force.
However, the above technical solutions have the following disadvantages in practical use: when setting up the stand, the stand skew vertical direction's the condition appears easily, and is inconvenient to adjust the stand to vertical position.
Disclosure of Invention
The present invention is directed to a trestle support mechanism for steel structure, so as to solve the problems mentioned in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
a trestle strut mechanism for a steel structure comprises a bottom fixing plate, wherein the bottom of the bottom fixing plate is provided with a plurality of pile foundations; the upper side of the bottom fixing plate is provided with two rotating plates, the bottoms of the two rotating plates are respectively provided with a support block, the bottom fixing plate is provided with a support, the support blocks are hinged and installed on the support, and the bottom fixing plate is also provided with an adjusting assembly for adjusting the angle of the rotating plates;
a base is arranged on the upper side of the rotating plate, a fixing assembly for fixing the base is arranged on the rotating plate, a first upright post and a second upright post are vertically arranged on the base, top plates are arranged at the tops of the first upright post and the second upright post, and mounting blocks are arranged on the top plates; through the articulated cooperation of support and piece, utilize the angle that adjusting part can adjust the rotor plate, when the bottom fixing plate is not in the horizontality, can adjust the rotor plate to the horizontality through adjusting part, recycle fixed subassembly and with pedestal mounting on the rotor plate, and then adjust first stand and second stand to vertical state, the skew vertical direction of first stand and second stand is avoided in convenient the regulation.
As a further scheme of the invention: the adjusting assembly comprises a limiting block, a first wedge-shaped block and a second wedge-shaped block;
the second wedge-shaped block is fixed at the bottom of the rotating plate, a second bolt is arranged on the bottom fixing plate, the limiting block is fixed on the first wedge-shaped block, a strip-shaped channel for the second bolt to pass through is formed in the limiting block, and a second nut is sleeved on the second bolt in a threaded manner; by moving the first wedge-shaped block, the limiting block moves along with the first wedge-shaped block, so that the first wedge-shaped block is in contact with and extrudes the inclined surface of the second wedge-shaped block, the rotating plate is adjusted to be in a horizontal state, the second nut is screwed, the limiting block is compressed, the limiting block and the first wedge-shaped block are fixed, and the rotating plate can be maintained in the horizontal state.
As a still further scheme of the invention: the fixing component comprises a fixing block and a U-shaped block;
the rotary plate is fixedly provided with two fixed blocks, a first screw rod is connected between the two fixed blocks, a second groove for the fixed blocks to be embedded is formed in the bottom of the base, a first bolt penetrates through the base, a first groove is formed in the fixed blocks, a first nut is sleeved on the first bolt in a threaded manner and is positioned in the first groove, the U-shaped block is fixedly arranged at the bottom of the base, and a third nut and a fourth nut are sleeved on the first screw rod in a threaded manner; the first bolt penetrates through the base and the fixing block, the first nut is sleeved on the first bolt from the first groove and is screwed, the U-shaped block is clamped on the first screw rod at the moment, the third nut and the fourth nut on the first screw rod are screwed, the two sides of the U-shaped block are clamped by the third nut and the fourth nut, and the base can be installed on the rotating plate.
As a still further scheme of the invention: the bottom of the mounting block is provided with a locking rod, the locking rod penetrates through the top plate and is in threaded connection with a fifth nut, a side block is fixed on the top plate, a second screw rod is rotatably connected onto the side block, a first moving block and a second moving block are sleeved on the second screw rod in a threaded manner, fourth wedge blocks are fixed on the first moving block and the second moving block respectively, and two third wedge blocks which are symmetrically arranged are fixed at the bottom of the mounting block; through rotating the second screw rod, drive first movable block and second movable block and be close to each other or keep away from each other, the fourth wedge removes thereupon, utilizes the inclined plane contact and the extrusion of fourth wedge and third wedge, can adjust the interval of installation piece and roof to adjust a plurality of installation pieces to same height, and then easy to assemble trestle, the fifth nut of screwing can be with the high fixed of installation piece.
As a still further scheme of the invention: a through hole is formed in the middle of the second screw rod; the inserted bar is inserted into the through hole, and the second screw rod is convenient to rotate.
As a still further scheme of the invention: a bottom beam, a middle beam and a top beam are connected between the first upright column and the second upright column, a third diagonal brace is connected between the bottom beam and the base, a second diagonal brace is connected between the top beam and the top plate, and a first diagonal brace is connected on the middle beam; the stability of the first upright post and the second upright post can be enhanced through the bottom beam, the middle beam, the top beam, the third diagonal brace, the second diagonal brace and the first diagonal brace.
As a still further scheme of the invention: the side surface of the bottom fixing plate is provided with a grouting opening, the pile foundation is of a hollow structure, and the grouting opening is communicated with the pile foundation; can add the pile foundation with thick liquid from the slip casting mouth in, carry out the slip casting, strengthen the steadiness of bottom fixing plate.
As a still further scheme of the invention: a first supporting rod is fixed on the first upright post, a second supporting rod is arranged on the top plate, and side beams are fixed on the first supporting rod and the second supporting rod; utilize the curb girder can further fix the landing stage, also easy to assemble landing stage guardrail.
Compared with the prior art, the invention has the beneficial effects that:
1. the trestle support mechanism for the steel structure is in hinged fit with the support block through the support, the limit block moves along with the first wedge block by moving the first wedge block, so that the first wedge block is contacted with and extruded by the inclined surface of the second wedge block, the rotating plate is adjusted to be in a horizontal state, the second nut is screwed, the limit block is pressed, and the limit block and the first wedge block are fixed, so that the rotating plate can be maintained in the horizontal state; pass base and fixed block with first bolt, overlap first nut on first bolt from first recess, and screw, U type piece card this moment is on first screw rod, screw third nut and fourth nut on the first screw rod, utilize the both sides of third nut and fourth nut tight U type piece of clamp, can with pedestal mounting on the rotor plate, and then adjust first stand and second stand to vertical state, conveniently adjust, avoid the skew vertical direction of first stand and second stand.
2. This a landing stage strut mechanism for steel construction drives first movable block and second movable block and is close to each other or keeps away from each other through rotating the second screw rod, and the fourth wedge removes thereupon, utilizes the inclined plane contact and the extrusion of fourth wedge and third wedge, can adjust the interval of installation piece and roof to adjust a plurality of installation pieces to same height, and then the easy to assemble landing stage, the fifth nut of screwing can be with the high fixed of installation piece.
3. The trestle strut mechanism for the steel structure can enhance the stability of the first upright post and the second upright post through the bottom beam, the middle beam, the top beam, the third diagonal brace, the second diagonal brace and the first diagonal brace; can add the pile foundation with thick liquid from the slip casting mouth in, carry out the slip casting, strengthen the steadiness of bottom fixing plate.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.
Fig. 2 is a schematic structural diagram of the base, the rotating plate and the bottom fixing plate in embodiment 1 of the present invention.
Fig. 3 is a schematic structural view of a base and a U-shaped block in embodiment 1 of the present invention.
Fig. 4 is a schematic structural view of a mounting block and a top plate in embodiment 1 of the present invention.
Fig. 5 is a schematic structural diagram of embodiment 2 of the present invention.
In the figure: 1-bottom fixing plate, 2-rotating plate, 3-base, 4-first upright post, 5-middle beam, 6-top plate, 7-mounting block, 8-second upright post, 9-first diagonal brace, 10-second diagonal brace, 11-top beam, 12-bottom beam, 13-third diagonal brace, 14-grouting port, 15-pile foundation, 16-first bolt, 17-first nut, 18-second nut, 19-limiting block, 20-first wedge block, 21-second wedge block, 22-support, 23-support block, 24-strip channel, 25-second bolt, 26-first groove, 27-fixing block, 28-third nut, 29-U-shaped block, 30-fourth nut, 31-first screw rod, 31-top beam, 7-mounting block, 9-second upright post, 9-first diagonal brace, 9-second wedge block, 19-second wedge block, 21-second wedge block, 22-support block, 23-strip channel, 25-second bolt, 26-, 32-a second groove, 33-a first support rod, 34-a third wedge block, 35-a lock rod, 36-a side block, 37-a fifth nut, 38-a first moving block, 39-a second moving block, 40-a second screw rod, 41-a fourth wedge block, 42-a through hole, 43-a side beam and 44-a second support rod.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Example 1
Referring to fig. 1-4, in an embodiment of the present invention, a trestle support mechanism for a steel structure includes a bottom fixing plate 1, where the bottom of the bottom fixing plate 1 is provided with a plurality of pile foundations 15; the upper side of the bottom fixing plate 1 is provided with two rotating plates 2, the bottoms of the two rotating plates 2 are respectively provided with a support block 23, the bottom fixing plate 1 is provided with a support 22, the support blocks 23 are hinged on the support 22, and the bottom fixing plate 1 is also provided with an adjusting assembly for adjusting the angle of the rotating plates 2;
the upper side of the rotating plate 2 is provided with a base 3, the rotating plate 2 is provided with a fixing assembly for fixing the base 3, the base 3 is vertically provided with a first upright post 4 and a second upright post 8, the tops of the first upright post 4 and the second upright post 8 are provided with a top plate 6, and the top plate 6 is provided with an installation block 7; through the articulated cooperation of support 22 and a piece 23, utilize the angle that adjusting part can adjust rotor plate 2, when end fixed plate 1 is not in the horizontality, can adjust rotor plate 2 to the horizontality through adjusting part, recycle fixed subassembly and install base 3 on rotor plate 2, and then adjust first stand 4 and second stand 8 to vertical state, the convenient regulation avoids the skew vertical direction of first stand 4 and second stand 8.
Specifically, the adjusting assembly comprises a limiting block 19, a first wedge block 20 and a second wedge block 21;
the second wedge-shaped block 21 is fixed at the bottom of the rotating plate 2, a second bolt 25 is arranged on the bottom fixing plate 1, the limiting block 19 is fixed on the first wedge-shaped block 20, a strip-shaped channel 24 for the second bolt 25 to pass through is formed in the limiting block 19, and a second nut 18 is sleeved on the second bolt 25 in a threaded manner; by moving the first wedge-shaped block 20, the stopper 19 moves together with the first wedge-shaped block 20, so that the first wedge-shaped block 20 contacts and presses the inclined surface of the second wedge-shaped block 21, the rotating plate 2 is adjusted to be in a horizontal state, the second nut 18 is screwed, the stopper 19 is pressed, and the stopper 19 and the first wedge-shaped block 20 are fixed, so that the rotating plate 2 can be maintained in the horizontal state.
Specifically, the fixing component comprises a fixing block 27 and a U-shaped block 29;
the rotating plate 2 is fixedly provided with two fixed blocks 27, a first screw 31 is connected between the two fixed blocks 27, the bottom of the base 3 is provided with a second groove 32 for the fixed blocks 27 to be embedded, the base 3 is provided with a first bolt 16 in a penetrating manner, the fixed blocks 27 are provided with a first groove 26, the first bolt 16 is provided with a first nut 17 in a threaded manner, the first nut 17 is positioned in the first groove 26, the U-shaped block 29 is fixed at the bottom of the base 3, and the first screw 31 is provided with a third nut 28 and a fourth nut 30 in a threaded manner; the first bolt 16 penetrates through the base 3 and the fixed block 27, the first nut 17 is sleeved on the first bolt 16 from the first groove 26 and is screwed, the U-shaped block 29 is clamped on the first screw rod 31 at the moment, the third nut 28 and the fourth nut 30 on the first screw rod 31 are screwed, and the base 3 can be installed on the rotating plate 2 by clamping two sides of the U-shaped block 29 through the third nut 28 and the fourth nut 30.
Furthermore, the bottom of the mounting block 7 is provided with a lock rod 35, the lock rod 35 penetrates through the top plate 6 and is in threaded connection with a fifth nut 37, the top plate 6 is fixed with a side block 36, the side block 36 is in rotational connection with a second screw 40, the second screw 40 is in threaded sleeve connection with a first moving block 38 and a second moving block 39, the first moving block 38 and the second moving block 39 are both fixed with a fourth wedge block 41, and the bottom of the mounting block 7 is fixed with two third wedge blocks 34 which are symmetrically arranged; through rotating second screw 40, drive first movable block 38 and second movable block 39 and be close to each other or keep away from each other, fourth wedge 41 removes along with it, utilizes the inclined plane contact and the extrusion of fourth wedge 41 and third wedge 34, can adjust the interval of installation piece 7 and roof 6 to adjust a plurality of installation pieces 7 to same height, and then easy to assemble the landing stage, screw fifth nut 37, can be with the high fixed of installation piece 7.
Further, a through hole 42 is formed in the middle of the second screw 40; the insertion rod is inserted into the through hole 42 to facilitate the rotation of the second screw 40.
Further, a bottom beam 12, a middle beam 5 and a top beam 11 are connected between the first upright column 4 and the second upright column 8, a third diagonal brace 13 is connected between the bottom beam 12 and the base 3, a second diagonal brace 10 is connected between the top beam 11 and the top plate 6, and a first diagonal brace 9 is connected on the middle beam 5; the stability of the first upright 4 and the second upright 8 can be enhanced by the bottom beam 12, the middle beam 5, the top beam 11, the third diagonal brace 13, the second diagonal brace 10 and the first diagonal brace 9.
Further, a grouting opening 14 is formed in the side face of the bottom fixing plate 1, the pile foundation 15 is of a hollow structure, and the grouting opening 14 is communicated with the pile foundation 15; grout can be added into the pile foundation 15 from the grouting port 14 for grouting, so that the stability of the bottom fixing plate 1 is enhanced.
The working principle of the embodiment of the invention is as follows: through the hinged fit of the support 22 and the support 23, by moving the first wedge-shaped block 20, the limit block 19 moves along with the first wedge-shaped block 20, so that the inclined surfaces of the first wedge-shaped block 20 and the second wedge-shaped block 21 are contacted and extruded, the rotating plate 2 is adjusted to be in a horizontal state, the second nut 18 is screwed, the limit block 19 is pressed, the limit block 19 and the first wedge-shaped block 20 are fixed, and the rotating plate 2 can be maintained in the horizontal state; the first bolt 16 penetrates through the base 3 and the fixing block 27, the first nut 17 is sleeved on the first bolt 16 from the first groove 26 and is screwed, the U-shaped block 29 is clamped on the first screw rod 31 at the moment, the third nut 28 and the fourth nut 30 on the first screw rod 31 are screwed, the two sides of the U-shaped block 29 are clamped by the third nut 28 and the fourth nut 30, the base 3 can be installed on the rotating plate 2, the first upright column 4 and the second upright column 8 are adjusted to be in a vertical state, adjustment is convenient, and the first upright column 4 and the second upright column 8 are prevented from deviating from the vertical direction. Through rotating second screw 40, drive first movable block 38 and second movable block 39 and be close to each other or keep away from each other, fourth wedge 41 removes along with it, utilizes the inclined plane contact and the extrusion of fourth wedge 41 and third wedge 34, can adjust the interval of installation piece 7 and roof 6 to adjust a plurality of installation pieces 7 to same height, and then easy to assemble the landing stage, screw fifth nut 37, can be with the high fixed of installation piece 7.
Example 2
Referring to fig. 5, in an embodiment of the present invention, a trestle support column mechanism for a steel structure is different from embodiment 1 in that a first support rod 33 is fixed on a first upright 4, a second support rod 44 is arranged on a top plate 6, and a side beam 43 is fixed on the first support rod 33 and the second support rod 44; utilize curb girder 43 can further fix the landing stage, also easy to assemble landing stage guardrail.
While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (8)
1. The utility model provides a landing stage strut mechanism for steel construction, includes bottom plate (1), the bottom of bottom plate (1) is equipped with a plurality of pile foundations (15), its characterized in that:
the upper side of the bottom fixing plate (1) is provided with two rotating plates (2), the bottoms of the two rotating plates (2) are respectively provided with a supporting block (23), the bottom fixing plate (1) is provided with a support (22), the supporting blocks (23) are hinged to the support (22), and the bottom fixing plate (1) is further provided with an adjusting assembly for adjusting the angle of the rotating plates (2);
the upside of rotor plate (2) is equipped with base (3), is equipped with the fixed subassembly that is used for unable adjustment base (3) on rotor plate (2), installs first stand (4) and second stand (8) perpendicularly on base (3), and the top of first stand (4) and second stand (8) is equipped with roof (6), is equipped with installation piece (7) on roof (6).
2. The trestle support column mechanism for steel structures of claim 1, wherein:
the adjusting assembly comprises a limiting block (19), a first wedge-shaped block (20) and a second wedge-shaped block (21);
the second wedge block (21) is fixed at the bottom of the rotating plate (2), a second bolt (25) is arranged on the bottom fixing plate (1), the limiting block (19) is fixed on the first wedge block (20), a strip-shaped channel (24) for the second bolt (25) to pass through is formed in the limiting block (19), and a second nut (18) is sleeved on the second bolt (25) in a threaded manner.
3. The trestle support column mechanism for steel structures of claim 1, wherein:
the fixing component comprises a fixing block (27) and a U-shaped block (29);
the improved structure of the motor is characterized in that two fixing blocks (27) are fixed on the rotating plate (2), a first screw (31) is connected between the two fixing blocks (27), a second groove (32) for embedding the fixing blocks (27) is formed in the bottom of the base (3), a first bolt (16) is arranged on the base (3) in a penetrating mode, a first groove (26) is formed in the fixing blocks (27), a first nut (17) is sleeved on the first bolt (16) in a threaded mode, the first nut (17) is located in the first groove (26), the U-shaped block (29) is fixed to the bottom of the base (3), and a third nut (28) and a fourth nut (30) are sleeved on the first screw (31) in a threaded mode.
4. The trestle support column mechanism for steel structures of claim 1, wherein:
the bottom of installation piece (7) is equipped with locking lever (35), locking lever (35) pass roof (6) and threaded connection has fifth nut (37), be fixed with side piece (36) on roof (6), it is connected with second screw rod (40) to rotate on side piece (36), threaded sleeve is equipped with first movable block (38) and second movable block (39) on second screw rod (40), all be fixed with fourth wedge (41) on first movable block (38) and second movable block (39), the bottom of installation piece (7) is fixed with third wedge (34) that two symmetries set up.
5. The trestle support column mechanism for steel structures of claim 4, wherein:
the middle part of the second screw rod (40) is provided with a through hole (42).
6. The trestle support column mechanism for steel structures of claim 1, wherein:
a bottom beam (12), a middle beam (5) and a top beam (11) are connected between the first upright column (4) and the second upright column (8), a third diagonal brace (13) is connected between the bottom beam (12) and the base (3), a second diagonal brace (10) is connected between the top beam (11) and the top plate (6), and a first diagonal brace (9) is connected on the middle beam (5).
7. The trestle support column mechanism for steel structures of claim 1, wherein:
the side of the bottom fixing plate (1) is provided with a grouting opening (14), the pile foundation (15) is of a hollow structure, and the grouting opening (14) is communicated with the pile foundation (15).
8. Trestle support column mechanism for steel structures according to claim 1 or 6, characterized in that:
first branch pole (33) are fixed on first stand (4), and be equipped with second branch pole (44) on roof (6), be fixed with curb girder (43) on first branch pole (33) and second branch pole (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010410703.7A CN111719410A (en) | 2020-05-14 | 2020-05-14 | Trestle support column mechanism for steel structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010410703.7A CN111719410A (en) | 2020-05-14 | 2020-05-14 | Trestle support column mechanism for steel structure |
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| CN111719410A true CN111719410A (en) | 2020-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010410703.7A Pending CN111719410A (en) | 2020-05-14 | 2020-05-14 | Trestle support column mechanism for steel structure |
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| CN112853930A (en) * | 2021-01-19 | 2021-05-28 | 湖南首创路桥装备制造有限公司 | Underframe structure of steel bridge frame |
| CN113235914A (en) * | 2021-06-10 | 2021-08-10 | 中建七局第四建筑有限公司 | Concrete roof template supporting mechanism with adjustable height |
| CN113914220A (en) * | 2021-09-17 | 2022-01-11 | 山东高速工程建设集团有限公司 | Pre-compaction device of cast-in-place beam bracket |
| CN116876371A (en) * | 2023-09-04 | 2023-10-13 | 济宁市建设工程质量安全技术中心 | Bridge support adjusting device and method for bridge construction |
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| CN112853930B (en) * | 2021-01-19 | 2021-08-31 | 湖南首创路桥装备制造有限公司 | Underframe structure of steel bridge frame |
| CN113235914A (en) * | 2021-06-10 | 2021-08-10 | 中建七局第四建筑有限公司 | Concrete roof template supporting mechanism with adjustable height |
| CN113914220A (en) * | 2021-09-17 | 2022-01-11 | 山东高速工程建设集团有限公司 | Pre-compaction device of cast-in-place beam bracket |
| CN116876371A (en) * | 2023-09-04 | 2023-10-13 | 济宁市建设工程质量安全技术中心 | Bridge support adjusting device and method for bridge construction |
| CN116876371B (en) * | 2023-09-04 | 2023-12-15 | 济宁市建设工程质量安全技术中心 | Bridge support adjusting device and method for bridge construction |
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Application publication date: 20200929 |