CN110593121B - Main beam transverse driving mechanism of bridge girder erection machine - Google Patents
Main beam transverse driving mechanism of bridge girder erection machine Download PDFInfo
- Publication number
- CN110593121B CN110593121B CN201910945104.2A CN201910945104A CN110593121B CN 110593121 B CN110593121 B CN 110593121B CN 201910945104 A CN201910945104 A CN 201910945104A CN 110593121 B CN110593121 B CN 110593121B
- Authority
- CN
- China
- Prior art keywords
- plate
- limiting
- bridge girder
- groove
- girder
- 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
- 230000007246 mechanism Effects 0.000 title claims abstract description 33
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000033001 locomotion Effects 0.000 description 9
- 230000001105 regulatory effect Effects 0.000 description 9
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- 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
-
- 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
- E01D21/06—Methods or apparatus specially adapted for erecting or assembling bridges by translational movement of the bridge or bridge sections
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a girder transverse moving driving mechanism of a bridge girder erection machine, which comprises a bridge girder, supporting legs, brackets, transverse moving mechanisms, limiting blocks, limiting springs, pushing plates, clamping blocks and protruding blocks, wherein the brackets and the bridge girder are arranged on one side of each supporting leg, the brackets are fixedly connected with the supporting legs, one end of each bridge girder penetrates through each bracket, the fixing seats are fixed in the brackets, the tops of the fixing seats are contacted with the bridge girder, the transverse moving mechanisms are arranged in the fixing seats, each transverse moving mechanism consists of a driving motor, a threaded rod, the fixing seats, the fixing plates and grooves, the transverse moving mechanisms are arranged below the bridge girder, the pushing force generated by the transverse moving mechanisms and the transverse moving resistance of the bridge girder are basically transmitted to the same straight line through the brackets, the directions of the two force directions are opposite, no obvious included angle exists, the bridge girder transversely moves on the brackets very smoothly, the convenience of operation is improved, the time is saved, and the working efficiency is improved.
Description
Technical Field
The invention relates to a driving mechanism, in particular to a girder transverse driving mechanism of a bridge girder erection machine, and belongs to the technical field of girder transverse application of bridge girder erection machines.
Background
In the bridge girder erection machine industry, in order to bridge the needs, the girder of the bridge needs to be transversely moved so as to ensure that the girder falling position of the bridge is accurate or the girder falling interference is avoided. The existing bridge girder traversing scheme is as follows: and (3) the whole supporting leg portal frame transversely moves to drive the bridge girder to transversely move, or a transversely moving mechanism is arranged above the bridge girder of the bridge girder erection machine to transversely push the bridge girder to move.
The bridge girder transverse structure of the bridge girder erection machine with the prior patent publication number of CN204982674U is reasonable in design, simple in structure, accurate in transverse movement limit, high in stability, wide in application range, good in working performance, high in working efficiency, safe and reliable, and long in service life, but is mutually damaged due to a large included angle between thrust and resistance when the bridge girder moves on other structures; the partial movement cannot be realized, the potential risk of instability of the gravity center of the bridge girder erection machine can be generated, and meanwhile, the installation of the bridge girder is inconvenient under the influence of some external factors.
Disclosure of Invention
The invention aims to downwards press the adjusting plate to enable the adjusting plate to drive the sliding block and the pushing plate to downwards move, compress the telescopic spring and the limiting spring to enable the limiting of the clamping block and the limiting plate to be released, so that the problem that the bridge girder is difficult to move smoothly when moving due to the fact that after the traversing mechanism is started, the driving motor drives the threaded rod to rotate, the limiting block sleeved on the outer side of the threaded rod moves along the rotating direction of the threaded rod, and therefore the bridge girder is pushed to transversely move on the bracket is solved.
The technical problems solved by the invention are as follows:
(1) How to drive the connecting block downward movement through the position change of regulating plate to make the spacing between fixture block and the limiting plate remove, increase the space of connecting block motion, make the connecting block move out the spread groove, open the closed space that limiting plate and regulating plate, connecting plate and fixed plate formed, make the more convenient motion of bridge girder to the bracket in, solve the problem of bridge girder unable setting in the bracket under the influence of external factor among the prior art.
(2) How to pass through sideslip mechanism and install in the below of bridge girder, the thrust that sideslip mechanism produced and bracket transmission give bridge girder sideslip resistance basically on same straight line, its opposite direction, two force directions do not have obvious contained angle, and bridge girder sideslip is smooth and easy on the bracket, solves the problem that bridge girder has the hindrance when moving in the prior art.
The aim of the invention can be achieved by the following technical scheme: the utility model provides a bridge crane girder sideslip actuating mechanism, includes bridge girder, supporting leg, bracket, sideslip mechanism, stopper, spacing spring, push plate, fixture block and lug, supporting leg one side is provided with bracket and bridge girder, and bracket and supporting leg fixed connection, the one end of bridge girder runs through the bracket, the bracket is inside to be fixed with the fixing base, and the fixing base top contacts with bridge girder, fixing base internally mounted has sideslip mechanism;
The sideslip mechanism comprises driving motor, threaded rod, fixing base, fixed plate and recess, fixing base one end is fixed with driving motor, the fixing base top is seted up flutedly, be provided with the threaded rod in the recess, and the both ends of threaded rod all rotate with the fixing base through the bearing and be connected, driving motor's output shaft and the tip fixed connection of threaded rod, the symmetry is provided with the stopper in the recess, stopper sliding connection is in the spout, and the stopper cover is established in the threaded rod outside, and the threaded rod passes through threaded engagement with the stopper that two symmetries set up and is connected, the stopper top runs through the fixing base top, and the girder setting of bridging is between the stopper that two symmetries set up.
The invention further technically improves that: the bracket consists of a limiting plate, an adjusting plate, a sliding block, a telescopic spring, a sliding groove, a connecting plate, a connecting groove and a connecting block, wherein the connecting plate is fixed on one side of the supporting leg, a fixing plate is arranged on one side of the connecting plate, one side of the bottom end of the connecting plate is fixedly connected with one end of the fixing plate, the sliding groove is formed in one side, close to the fixing plate, of the connecting plate, the sliding block is connected in the sliding groove in a sliding way, the telescopic spring is arranged in the sliding groove, and two ends of the telescopic spring are respectively fixedly connected with the connecting plate and the sliding block;
An adjusting plate is fixed at the end part of the sliding block penetrating through the side wall of the connecting plate, and a connecting block is fixed at one end, far away from the sliding block, of the adjusting plate;
One side that the connecting plate was kept away from to the fixed plate is provided with the limiting plate, and the limiting plate bottom is kept away from the one end rotation of connecting plate through torsion spring and fixed plate and is connected, the spread groove has been seted up to limiting plate one side, the one end through-connection groove of regulating plate is kept away from to the connecting block.
The invention further technically improves that: the fixing base is fixed at the top of the fixing plate, and one end of the driving motor, which is far away from the threaded rod, is arranged inside the connecting plate.
The invention further technically improves that: the top that regulating plate one end was kept away from to the connecting block is fixed with the fixture block, fixture block and limiting plate mutually support, and the longitudinal section of fixture block is right trapezoid setting.
The invention further technically improves that: the inside push plate that is provided with of spread groove, and the push plate is located the connecting block under, the inside symmetry of spread groove is provided with spacing spring, and spacing spring's both ends respectively with limiting plate and push plate fixed connection.
The invention further technically improves that: the two ends of the pushing plate are symmetrically fixed with protruding blocks, the two sides of the connecting groove are symmetrically provided with sliding ways, and the protruding blocks are slidably connected in the corresponding sliding ways.
Compared with the prior art, the invention has the beneficial effects that:
1. when the bridge girder is used, the adjusting plate is pressed downwards, one end of the adjusting plate drives the sliding block to move downwards, so that the telescopic spring is compressed under the action of the force, the other end of the adjusting plate compresses the pushing plate to move downwards, so as to compress the limiting spring, meanwhile, the bottom end of the limiting plate is used as a round point to rotate the limiting plate clockwise, the limit of the clamping block and the limiting plate is released, the telescopic spring and the limiting spring are restored to the position when the clamping block and the limiting plate are released, the bridge girder is supported on the bracket, the limiting plate rotates anticlockwise under the action of the elasticity of the torsion spring, the connecting block extrudes the pushing plate to compress the telescopic spring and the limiting spring under the action of the force, after the connecting block enters the connecting groove, the telescopic spring and the limiting spring push the pushing plate and the adjusting plate to move upwards under the action of the self-elasticity, so that the position of the limiting plate is fixed, the connecting block is driven to move downwards through the position change of the adjusting plate, the limit release between the clamping block and the limiting plate is enabled, the space of the movement of the connecting block is increased, the connecting block is enabled to move out of the connecting groove, the closed space formed by the limiting plate and the adjusting plate and the connecting plate and the fixing plate is opened, the bridge girder is enabled to move more conveniently and the bridge girder to be compressed in the bracket, the bridge girder, after the bridge girder is placed in the bracket, the operation is prevented, the operation time is not influenced by the influence of the operation time is convenient, and the bracket is convenient, and the operation time is prevented;
2. After the sideslip mechanism starts, driving motor drives the threaded rod and rotates for the stopper that the threaded rod outside cover was established takes place to move along with the direction of rotation of threaded rod, thereby promotes the bridge girder and control the sideslip on the bracket, installs in the below of bridge girder through sideslip mechanism, and the driving force that sideslip mechanism produced is transmitted for bridge girder sideslip resistance on same straight line with the bracket, and its opposite direction, two force directions do not have obvious contained angle, and the bridge girder sideslip just is very smooth and easy on the bracket, increases the convenience of operation, saves time, improves work efficiency.
Drawings
The present invention is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of a bracket structure according to the present invention;
FIG. 3 is an enlarged view of the area A of the present invention;
fig. 4 is a schematic view of the internal structure of the limiting plate according to the present invention.
In the figure: 1. a bridging girder; 2. support legs; 3. a bracket; 4. a traversing mechanism; 5. a limiting plate; 6. an adjusting plate; 7. a slide block; 8. a telescopic spring; 9. a chute; 10. a connecting plate; 11. a driving motor; 12. a threaded rod; 13. a fixing seat; 14. a limiting block; 15. a fixing plate; 16. a connecting groove; 17. a limit spring; 18. a pushing plate; 19. a clamping block; 20. a connecting block; 21. a bump; 22. a slideway; 23. a groove.
Detailed Description
The technical solutions of the present invention will be clearly and completely described in connection with the embodiments, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-4, a girder transverse driving mechanism of a bridge girder erection machine comprises a bridge girder 1, supporting legs 2, a bracket 3, a transverse mechanism 4, a limiting block 14, a limiting spring 17, a pushing plate 18, a clamping block 19 and a protruding block 21, wherein one side of the supporting legs 2 is provided with the bracket 3 and the bridge girder 1, the bracket 3 is fixedly connected with the supporting legs 2, one end of the bridge girder 1 penetrates through the bracket 3, a fixing seat 13 is fixed in the bracket 3, the top of the fixing seat 13 is contacted with the bridge girder 1, and the transverse mechanism 4 is installed in the fixing seat 13;
The sideslip mechanism 4 comprises driving motor 11, threaded rod 12, fixing base 13, fixed plate 15 and recess 23, fixing base 13 one end is fixed with driving motor 11, recess 23 has been seted up at fixing base 13 top, be provided with threaded rod 12 in the recess 23, and the both ends of threaded rod 12 are all rotated with fixing base 13 through the bearing and are connected, driving motor 11's output shaft and threaded rod 12's tip fixed connection, the symmetry is provided with stopper 14 in the recess 23, stopper 14 sliding connection is in spout 9, and stopper 14 cover is established in threaded rod 12 outside, and threaded rod 12 passes through threaded engagement with the stopper 14 that two symmetries set up and is connected, stopper 14 top runs through fixing base 13 top, and bridge girder 1 sets up between the stopper 14 that two symmetries set up.
The bracket 3 consists of a limiting plate 5, an adjusting plate 6, a sliding block 7, a telescopic spring 8, a sliding groove 9, a connecting plate 10, a connecting groove 16 and a connecting block 20, wherein one side of a supporting leg 2 is fixedly provided with the connecting plate 10, one side of the connecting plate 10 is provided with a fixed plate 15, one side of the bottom end of the connecting plate 10 is fixedly connected with one end of the fixed plate 15, one side of the connecting plate 10, which is close to the fixed plate 15, is provided with the sliding groove 9, the sliding block 7 is connected in the sliding groove 9 in a sliding way, the telescopic spring 8 is arranged in the sliding groove 9, and two ends of the telescopic spring 8 are respectively fixedly connected with the connecting plate 10 and the sliding block 7;
an adjusting plate 6 is fixed at the end part of the sliding block 7 penetrating through the side wall of the connecting plate 10, and a connecting block 20 is fixed at one end, far away from the sliding block 7, of the adjusting plate 6;
One side that connecting plate 10 was kept away from to fixed plate 15 is provided with limiting plate 5, and limiting plate 5 bottom is rotated through torsion spring and the one end that connecting plate 10 was kept away from to fixed plate 15 and is connected, connecting groove 16 has been seted up to limiting plate 5 one side, connecting block 20 is kept away from the one end through connection groove 16 of regulating plate 6, and connecting block 20 is the inclined plane setting in keeping away from the one end bottom of regulating plate 6.
The fixing base 13 is fixed at the top of the fixing plate 15, and one end, far away from the threaded rod 12, of the driving motor 11 is arranged inside the connecting plate 10, and the movement space of the bridge girder 1 is larger through the position setting of the driving motor 11.
The top that regulating plate 6 one end was kept away from to connecting block 20 is fixed with fixture block 19, fixture block 19 and limiting plate 5 mutually support, and the longitudinal section of fixture block 19 is right trapezoid setting, through the cooperation of fixture block 19 and limiting plate 5 for regulating plate 6 and limiting plate 5 form stable connection.
The inside push plate 18 that is provided with of spread groove 16, and push plate 18 is located the connecting block 20 under, the inside symmetry of spread groove 16 is provided with spacing spring 17, and spacing spring 17's both ends respectively with spacing board 5 and push plate 18 fixed connection, through spacing spring 17 and push plate 18's setting, inject the position of regulating plate 6, increase the stability of device.
The two ends of the pushing plate 18 are symmetrically fixed with the convex blocks 21, the two sides of the connecting groove 16 are symmetrically provided with the sliding ways 22, the convex blocks 21 are slidably connected in the corresponding sliding ways 22, and the convex blocks 21 are slidably connected in the sliding ways 22, so that the stability of the up-and-down movement of the pushing plate 18 is improved, and the pushing plate 18 is prevented from being separated from a movement track under the action of the elasticity of the limiting spring 17.
Working principle: when the bridge girder 1 is supported on the bracket 3 by pushing the adjusting plate 6 downwards, one end of the adjusting plate 6 drives the sliding block 7 to move downwards, so that the telescopic spring 8 is compressed under the action of the force, the other end of the adjusting plate 6 compresses the pushing plate 18 to move downwards, and therefore the limiting spring 17 is compressed, meanwhile, the bottom end of the limiting plate 5 is taken as a round point to rotate the limiting plate 5 clockwise, the limit of the clamping block 19 and the limiting plate 5 is relieved, the telescopic spring 8 and the limiting spring 17 are restored to the position when the limit of the clamping block 19 and the limiting plate 5 is relieved, the bridge girder 1 is supported on the bracket 3, the limiting plate 5 rotates anticlockwise under the action of the elasticity of the torsion spring, the connecting block 20 extrudes the pushing plate 18 to compress the telescopic spring 8 and the limiting spring 17 to compress under the action of the force, the connecting block 20 enters the connecting groove 16, the telescopic spring 8 and the limiting spring 17 push the pushing plate 18 and the adjusting plate 6 to move upwards under the action of the self-elasticity, and therefore the position of the limiting plate 5 is fixed, after the threaded rod 12 is started by the limiting mechanism 4, the threaded rod 12 is driven to rotate, the limit block 14 sleeved outside the threaded rod 12 is enabled to move along with the rotating direction of the clamping block 12, the bridging girder 1 is pushed by the rotating direction of the clamping block 19, the bridging mechanism is driven by the threaded rod 12 to move along with the rotating direction of the bracket 12, the bridging direction 1 to return to the position when the bridging girder 1 is in the opposite direction, and the bridging girder is in the opposite direction, and the direction is the opposite direction to the girder 1 is smoothly and the girder is 3, and the girder is moved in the direction to the direction is to the opposite to the direction.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (2)
1. A bridge girder erection machine girder sideslip actuating mechanism, its characterized in that: the device comprises a bridging girder (1), supporting legs (2), a bracket (3), a transverse moving mechanism (4), limiting blocks (14), limiting springs (17), a pushing plate (18), a clamping block (19) and a protruding block (21), wherein the bracket (3) and the bridging girder (1) are arranged on one side of the supporting legs (2), the bracket (3) is fixedly connected with the supporting legs (2), one end of the bridging girder (1) penetrates through the bracket (3), a fixing seat (13) is fixed inside the bracket (3), the top of the fixing seat (13) is contacted with the bridging girder (1), and the transverse moving mechanism (4) is arranged inside the fixing seat (13);
The transverse moving mechanism (4) consists of a driving motor (11), a threaded rod (12), a fixing seat (13), a fixing plate (15) and a groove (23), wherein one end of the fixing seat (13) is fixedly provided with the driving motor (11), the top of the fixing seat (13) is provided with the groove (23), the threaded rod (12) is arranged in the groove (23), the two ends of the threaded rod (12) are rotationally connected with the fixing seat (13) through bearings, an output shaft of the driving motor (11) is fixedly connected with the end part of the threaded rod (12), limiting blocks (14) are symmetrically arranged in the groove (23), the limiting blocks (14) are slidably connected in a sliding groove (9), the limiting blocks (14) are sleeved outside the threaded rod (12), the threaded rod (12) is connected with the two symmetrically arranged limiting blocks (14) through threaded engagement, the top end of the limiting blocks (14) penetrates through the top of the fixing seat (13), and the girder (1) is arranged between the two symmetrically arranged limiting blocks (14).
The bracket (3) consists of a limiting plate (5), an adjusting plate (6), a sliding block (7), a telescopic spring (8), a sliding groove (9), a connecting plate (10), a connecting groove (16) and a connecting block (20), wherein one side of the supporting leg (2) is fixedly provided with the connecting plate (10), one side of the connecting plate (10) is provided with a fixing plate (15), one side of the bottom end of the connecting plate (10) is fixedly connected with one end of the fixing plate (15), one side of the connecting plate (10) close to the fixing plate (15) is provided with the sliding groove (9), the sliding block (7) is connected in the sliding groove (9) in a sliding way, the telescopic spring (8) is arranged in the sliding groove (9), and two ends of the telescopic spring (8) are respectively fixedly connected with the connecting plate (10) and the sliding block (7);
An adjusting plate (6) is fixed at the end part of the sliding block (7) penetrating through the side wall of the connecting plate (10), and a connecting block (20) is fixed at one end, far away from the sliding block (7), of the adjusting plate (6);
One side of the fixed plate (15) far away from the connecting plate (10) is provided with a limiting plate (5), the bottom of the limiting plate (5) is rotationally connected with one end of the fixed plate (15) far away from the connecting plate (10) through a torsion spring, one side of the limiting plate (5) is provided with a connecting groove (16), and one end of the connecting block (20) far away from the adjusting plate (6) penetrates through the connecting groove (16);
a clamping block (19) is fixed at the top of one end, far away from the adjusting plate (6), of the connecting block (20), the clamping block (19) is matched with the limiting plate (5), and the longitudinal section of the clamping block (19) is in a right trapezoid shape;
The connecting groove (16) is internally provided with a pushing plate (18), the pushing plate (18) is positioned under the connecting block (20), limiting springs (17) are symmetrically arranged in the connecting groove (16), and two ends of each limiting spring (17) are fixedly connected with the limiting plate (5) and the pushing plate (18) respectively;
The two ends of the pushing plate (18) are symmetrically fixed with protruding blocks (21), the two sides of the connecting groove (16) are symmetrically provided with sliding ways (22), and the protruding blocks (21) are slidably connected in the corresponding sliding ways (22).
2. The transverse driving mechanism for the girder of the bridge girder erection machine according to claim 1, wherein the fixing seat (13) is fixed at the top of the fixing plate (15), and one end of the driving motor (11) far away from the threaded rod (12) is arranged inside the connecting plate (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910945104.2A CN110593121B (en) | 2019-09-30 | 2019-09-30 | Main beam transverse driving mechanism of bridge girder erection machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910945104.2A CN110593121B (en) | 2019-09-30 | 2019-09-30 | Main beam transverse driving mechanism of bridge girder erection machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110593121A CN110593121A (en) | 2019-12-20 |
| CN110593121B true CN110593121B (en) | 2024-06-18 |
Family
ID=68865396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910945104.2A Active CN110593121B (en) | 2019-09-30 | 2019-09-30 | Main beam transverse driving mechanism of bridge girder erection machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110593121B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211547359U (en) * | 2019-09-30 | 2020-09-22 | 合肥正浩机械科技有限公司 | Bridge girder erection machine girder sideslip actuating mechanism |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2809990B2 (en) * | 1994-08-01 | 1998-10-15 | 株式会社ピー・エス | Bridge girder erection equipment |
| JP2768279B2 (en) * | 1994-11-04 | 1998-06-25 | 鹿島建設株式会社 | Construction girder for precast block method |
| CN201132943Y (en) * | 2007-12-10 | 2008-10-15 | 邯郸中铁桥梁机械有限公司 | Traverse mechanism of single conducting beam bridge machine |
| CN102493358B (en) * | 2011-12-28 | 2013-10-16 | 郑州新大方重工科技有限公司 | Highway and railway two-purpose bridge girder erection machine |
| CN202500093U (en) * | 2012-02-16 | 2012-10-24 | 徐州徐工铁路装备有限公司 | Sidesway mechanism of single nose girder bridging machine |
| CN203007850U (en) * | 2012-12-28 | 2013-06-19 | 中铁十一局集团第六工程有限公司 | Transversely-movable overhead travelling crane of bridge erecting machine |
| CN203878478U (en) * | 2014-04-23 | 2014-10-15 | 邯郸市北恒工程机械有限公司 | A bridge girder erection machine with a single arm box girder |
| KR101569061B1 (en) * | 2015-05-21 | 2015-11-13 | 알엔비이엔지(주) | Variable type girder steel frame structure |
| CN207003259U (en) * | 2017-06-19 | 2018-02-13 | 邯郸中铁桥梁机械有限公司 | A kind of combined type double-purpose Bridge Erector |
| CN207159832U (en) * | 2017-09-06 | 2018-03-30 | 中国建筑第五工程局有限公司 | A kind of straddle-type monorail Bridge Erector |
-
2019
- 2019-09-30 CN CN201910945104.2A patent/CN110593121B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211547359U (en) * | 2019-09-30 | 2020-09-22 | 合肥正浩机械科技有限公司 | Bridge girder erection machine girder sideslip actuating mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110593121A (en) | 2019-12-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203682989U (en) | Parallelogram horizontally-moving device | |
| CN211547359U (en) | Bridge girder erection machine girder sideslip actuating mechanism | |
| CN203254802U (en) | Novel lifting mechanism of face clamping bench | |
| CN110593121B (en) | Main beam transverse driving mechanism of bridge girder erection machine | |
| CN106394032A (en) | Steel printing machine | |
| CN208543363U (en) | A kind of spring grinding machine clutch rotary shaft | |
| CN211178935U (en) | Leaf spring test device | |
| CN116754419B (en) | Paper box printing ink wear-resistant testing device and testing method thereof | |
| CN208305036U (en) | Turning plate machinery hand | |
| CN111395343A (en) | Adjustable pile embracing structure | |
| CN108098644B (en) | Device for realizing multidirectional clamping and positioning | |
| CN115156780A (en) | Head end integrated electric welding device for screw machining and installation | |
| CN108941675A (en) | Centre drill aperture apparatus | |
| CN113442613A (en) | Automatic stamping machine | |
| CN207884544U (en) | A kind of photovoltaic board mount convenient for adjusting | |
| CN220684631U (en) | Sliding pushing device | |
| CN210958020U (en) | Base capable of adjusting position of motor | |
| CN211768726U (en) | Transition plate linkage mechanism | |
| CN211405669U (en) | Rolling slats door motor mount pad | |
| CN219043640U (en) | Pressing riveting lifting device | |
| CN219379120U (en) | Plate shearing machine convenient to remove | |
| CN220810824U (en) | Full-automatic continuous gangue discharging device | |
| CN211225390U (en) | Book pushing structure for book discharge | |
| CN219488772U (en) | Turnover displacement device | |
| CN215590314U (en) | Automatic stamping machine |
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 |