CN215441497U - Bridge girder erection machine for bridge construction - Google Patents
Bridge girder erection machine for bridge construction Download PDFInfo
- Publication number
- CN215441497U CN215441497U CN202122121442.XU CN202122121442U CN215441497U CN 215441497 U CN215441497 U CN 215441497U CN 202122121442 U CN202122121442 U CN 202122121442U CN 215441497 U CN215441497 U CN 215441497U
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- wall
- sleeve
- fixedly connected
- bridge
- slide
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- 238000010276 construction Methods 0.000 title claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 244000309464 bull Species 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
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Abstract
The utility model discloses a bridge girder erection machine for bridge construction, which comprises a machine wall, wherein a first motor is fixedly arranged at the middle position of the lower surface of the machine wall, an output shaft of the first motor is fixedly connected with a threaded sleeve, a first threaded rod is in threaded connection with the inner wall of the threaded sleeve, the bottom end of the first threaded rod is fixedly connected with a mounting seat, a transmission mechanism is arranged in the mounting seat, the output shaft of the first motor rotates to drive the first threaded rod to move downwards so as to drive a support column to move downwards, a support block is placed on a bridge pier, the output shaft of a second motor rotates to drive a first chain wheel to rotate so as to drive a rotating shaft to rotate, the rotating shaft rotates to drive a second bevel gear to rotate so as to drive a threaded block to move, the threaded block moves to drive a clamping plate to clamp the bridge pier, and a first sliding plate slides on the inner wall of a first sleeve while clamping plate slides, so that the clamping plate can better clamp the bridge pier, and the support block is stably fixed on the bridge pier, the stability is improved, and the using effect is good.
Description
Technical Field
The utility model relates to the technical field of bridge girder erection machines, in particular to a bridge girder erection machine for bridge construction.
Background
The bridge girder erection machine is equipment for placing prefabricated beam pieces on a prefabricated bridge pier. Bridge girder erection machines belong to the crane category, as their main function is to lift the beam piece up and then transport it into position and put it down. Bridge cranes are very different from cranes in general. The required conditions are harsh, and the beam piece runs upwards or is called longitudinal movement. The bridge girder erection machine is divided into a highway bridge erection machine, a conventional railway bridge erection machine, a passenger-dedicated railway bridge erection machine and the like.
Improve to prior art, among the prior art, current bridge girder erection machine for bridge construction relies on self gravity directly to place on the pier mostly, and stability is not high, and has certain potential safety hazard, and the result of use is not good.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a bridge girder erection machine for bridge construction, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a bridge girder erection machine for bridge construction, includes the machine wall, the lower surface intermediate position fixed mounting of machine wall has first motor, the output shaft fixedly connected with thread bush of first motor, the inner wall threaded connection of thread bush has first threaded rod, the bottom fixedly connected with mount pad of first threaded rod, be provided with drive mechanism in the mount pad, the equal fixedly connected with support column in both sides of mount pad, the bottom fixedly connected with supporting shoe of support column.
As a further scheme of the utility model: drive mechanism includes the pivot of symmetric distribution, the pivot is connected with the inner wall rotation of mount pad, the fixed cover of outer wall of pivot has cup jointed first bevel gear, one side meshing of first bevel gear has second bevel gear, second bevel gear's inner wall is fixed cup jointed and is rotated the second threaded rod of being connected with the mount pad inner wall, the other end rotation of second threaded rod is connected with the fixed block with mount pad inner wall fixed connection, the outer wall threaded connection of second threaded rod has the thread block, the bottom fixedly connected with curb plate of thread block, the curb plate runs through in the below that the mount pad extended to the mount pad, and is two sets of one side that the curb plate is close to each other all is provided with splint.
As a still further scheme of the utility model: the bottom fixed mounting of mount pad has the second motor, the output shaft fixedly connected with bull stick of second motor, the bull stick stretches into in the mount pad, the fixed cover of outer wall of bull stick has cup jointed first chain wheel, and is two sets of the outer wall of pivot is all fixed the second chain wheel that has cup jointed, connect through the chain between second chain wheel and the first chain wheel.
As a still further scheme of the utility model: two sets of the equal first sleeve of fixedly connected with in one side that the curb plate is close to each other, first telescopic inner wall sliding connection has first slide, one side fixedly connected with connecting rod of first slide, the connecting rod stretches out first telescopic one end and splint fixed connection, the connecting rod stretches into first telescopic one end outer wall and has cup jointed first spring, the one end of first spring and the inner wall fixed connection of first sleeve, the other end and the first slide fixed connection of first spring.
As a still further scheme of the utility model: the top fixedly connected with branch of screw thread piece, the spout of symmetric distribution is seted up to the top inner wall of mount pad, the inner wall sliding connection of spout has the slider, slider and branch fixed connection.
As a still further scheme of the utility model: the both sides of first threaded rod all are provided with mount pad top fixed connection's second sleeve, the telescopic inner wall sliding connection of second has the second slide, the top fixedly connected with slide bar of second slide, the slide bar stretches out the lower fixed surface who is connected of the telescopic one end of second and machine wall, the equal sliding connection of the both sides inner wall of second slide has the guide bar with second sleeve inner wall fixed connection, the second spring has been cup jointed to the one end outer wall of guide bar, the one end and the second slide fixed connection of second spring, the other end of second spring and the inner wall fixed connection of second sleeve.
Compared with the prior art, the utility model has the beneficial effects that:
when the utility model is used, the first motor is started, the output shaft of the first motor rotates to drive the threaded sleeve to rotate and further drive the first threaded rod to move downwards, the first threaded rod moves downwards to drive the mounting seat to move downwards and further drive the support column to move downwards, the support column moves downwards to drive the support block to move downwards so that the support block is placed on a pier, meanwhile, the mounting seat moves downwards to drive the second sleeve to move downwards and further drive the second sliding plate to slide on the inner wall of the second sleeve through the guide of the guide rod, the second spring deforms, the second motor is started, the output shaft of the second motor rotates to drive the rotating rod to rotate and further drive the first chain wheel to rotate, the first chain wheel rotates to drive the second chain wheel to rotate and further drive the rotating shaft to rotate, the rotating shaft rotates to drive the first bevel gear to rotate and further drive the second bevel gear to rotate, the second bevel gear rotates to drive the second threaded rod to rotate and further drive the threaded block to move, the screw thread piece removes and drives branch and remove and then drive the slider and slide at the inner wall of spout, the screw thread piece removes to drive the curb plate simultaneously and removes and makes two sets of splint be close to each other, make splint press from both sides the pier tightly, first slide slides at first telescopic inner wall when pressing from both sides tightly, first spring deformation, thereby the partial effort has been cushioned, make splint better press from both sides tightly the pier, make firm the fixing on the pier of supporting shoe, the stability is improved, the work efficiency is improved, excellent use effect.
Drawings
FIG. 1 is a schematic structural view of a bridge girder erection machine for bridge construction;
FIG. 2 is an enlarged view of the bridge girder erection machine for bridge construction shown in FIG. 1 at the A position;
fig. 3 is an enlarged view of a portion B of fig. 1 of the bridge girder erection machine for bridge construction.
In the figure: 1. the machine comprises a machine wall, 2, a first motor, 3, a threaded sleeve, 4, a first threaded rod, 5, a mounting seat, 6, a transmission mechanism, 7, a rotating shaft, 8, a first bevel gear, 9, a second bevel gear, 10, a second threaded rod, 11, a threaded block, 12, a fixing block, 13, a side plate, 14, a clamping plate, 15, a first sleeve, 16, a first sliding plate, 17, a connecting rod, 18, a second motor, 19, a supporting rod, 20, a sliding groove, 21, a sliding block, 22, a supporting column, 23, a supporting block, 24, a second sleeve, 25, a second sliding plate, 26, a sliding rod, 27 and a guide rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, in the embodiment of the utility model, a bridge girder erection machine for bridge construction includes a machine wall 1, a first motor 2 is fixedly installed at the middle position of the lower surface of the machine wall 1, an output shaft of the first motor 2 is fixedly connected with a threaded sleeve 3, an inner wall of the threaded sleeve 3 is in threaded connection with a first threaded rod 4, the bottom end of the first threaded rod 4 is fixedly connected with an installation seat 5, a transmission mechanism 6 is arranged in the installation seat 5, support columns 22 are fixedly connected to both sides of the installation seat 5, support blocks 23 are fixedly connected to the bottom ends of the support columns 22, and the support blocks 23 play a role in supporting and enhance stability;
referring to fig. 2, in the present application, the transmission mechanism 6 includes rotation shafts 7 which are symmetrically distributed, the rotation shafts 7 are rotatably connected with the inner wall of the mounting seat 5, a first bevel gear 8 is fixedly sleeved on the outer wall of the rotation shafts 7, a second bevel gear 9 is engaged with one side of the first bevel gear 8, a second threaded rod 10 which is rotatably connected with the inner wall of the mounting seat 5 is fixedly sleeved on the inner wall of the second bevel gear 9, the other end of the second threaded rod 10 is rotatably connected with a fixed block 12 which is fixedly connected with the inner wall of the mounting seat 5, a threaded block 11 is connected with the outer wall of the second threaded rod 10 in a threaded manner, a side plate 13 is fixedly connected with the bottom of the threaded block 11, the side plate 13 penetrates through the mounting seat 5 and extends to the lower part of the mounting seat 5, clamping plates 14 are respectively arranged on the mutually adjacent sides of the two sets of the side plates 13, and the supporting blocks 23 are more stably placed on a pier by the clamping plates 14, so as to improve the working efficiency;
referring to fig. 2, in the present application, a second motor 18 is fixedly installed at the bottom of the installation base 5, an output shaft of the second motor 18 is fixedly connected with a rotating rod, the rotating rod extends into the installation base 5, a first chain wheel is fixedly sleeved on the outer wall of the rotating rod, second chain wheels are fixedly sleeved on the outer walls of the two sets of rotating shafts 7, the second chain wheels are connected with the first chain wheels through chains, the first chain wheels are convenient for driving the second chain wheels to rotate, and the second chain wheels are convenient for driving the two sets of rotating shafts 7 to rotate simultaneously;
referring to fig. 2, in the application, a first sleeve 15 is fixedly connected to each of two adjacent side plates 13, a first sliding plate 16 is slidably connected to the inner wall of the first sleeve 15, a connecting rod 17 is fixedly connected to one side of the first sliding plate 16, one end of the connecting rod 17 extending out of the first sleeve 15 is fixedly connected to a clamping plate 14, a first spring is sleeved on the outer wall of one end of the connecting rod 17 extending into the first sleeve 15, one end of the first spring is fixedly connected to the inner wall of the first sleeve 15, the other end of the first spring is fixedly connected to the first sliding plate 16, and the first spring buffers partial acting force, so that the clamping plate 14 can clamp the pier more tightly;
referring to fig. 2, in the present application, a supporting rod 19 is fixedly connected to the top of the threaded block 11, symmetrically distributed sliding grooves 20 are formed in the inner wall of the top of the mounting seat 5, sliding blocks 21 are slidably connected to the inner wall of the sliding grooves 20, the sliding blocks 21 are fixedly connected to the supporting rod 19, and the sliding grooves 20 guide the supporting rod 19, so that the movement of the threaded block 11 is facilitated;
referring to fig. 1 and 3, in the application, both sides of first threaded rod 4 all are provided with the second sleeve 24 with mount pad 5 top fixed connection, the inner wall sliding connection of second sleeve 24 has second slide 25, the top fixedly connected with slide bar 26 of second slide 25, slide bar 26 stretches out the one end of second sleeve 24 and is connected with the lower fixed surface of machine wall 1, the equal sliding connection of both sides inner wall of second slide 25 has guide bar 27 with second sleeve 24 inner wall fixed connection, the one end outer wall of guide bar 27 has cup jointed the second spring, the one end and the second slide 25 fixed connection of second spring, the other end and the inner wall fixed connection of second sleeve 24 of second spring, guide bar 27 plays the guide effect to second slide 25, be convenient for the slip of second slide 25.
The working principle of the utility model is as follows:
referring to fig. 1, 2 and 3, when in use, the first motor 2 is started, the output shaft of the first motor 2 rotates to drive the threaded sleeve 3 to rotate and drive the first threaded rod 4 to move downwards, the first threaded rod 4 moves downwards to drive the mounting seat 5 to move downwards and drive the supporting column 22 to move downwards, the supporting column 22 moves downwards to drive the supporting block 23 to move downwards so that the supporting block 23 is placed on a pier, meanwhile, the mounting seat 5 moves downwards to drive the second sleeve 24 to move downwards and drive the second sliding plate 25 to slide on the inner wall of the second sleeve 24 through the guidance of the guide rod 27, the second spring deforms, the second motor 18 is started, the output shaft of the second motor 18 rotates to drive the rotating rod to rotate and drive the first chain wheel to rotate, the first chain wheel rotates to drive the second chain wheel to rotate and drive the rotating shaft 7 to rotate, the rotating shaft 7 rotates to drive the first bevel gear 8 to rotate and drive the second bevel gear 9 to rotate, second bevel gear 9 rotates and drives second threaded rod 10 and rotate and then drive screw block 11 and remove, screw block 11 removes and drives branch 19 and remove and then drive slider 21 and slide at the inner wall of spout 20, screw block 11 removes and drives curb plate 13 and remove simultaneously and make two sets of splint 14 close to each other, make splint 14 press from both sides tightly the pier, first slide 16 slides at the inner wall of first sleeve 15 when pressing from both sides tightly, first spring deformation, thereby the partial effort has been cushioned, make splint 14 better press from both sides tightly the pier, make the firm fixing on the pier of supporting shoe 23, the stability is improved, the work efficiency is improved, excellent in use effect.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a bridge girder erection machine for bridge construction, includes quick-witted wall (1), its characterized in that: the lower surface intermediate position fixed mounting of machine wall (1) has first motor (2), the output shaft fixedly connected with thread bush (3) of first motor (2), the inner wall threaded connection of thread bush (3) has first threaded rod (4), the bottom fixedly connected with mount pad (5) of first threaded rod (4), be provided with drive mechanism (6) in mount pad (5), the equal fixedly connected with support column (22) in both sides of mount pad (5), the bottom fixedly connected with supporting shoe (23) of support column (22).
2. The bridge girder erection machine for bridge construction according to claim 1, wherein: the transmission mechanism (6) comprises rotating shafts (7) which are symmetrically distributed, the rotating shafts (7) are rotationally connected with the inner wall of the mounting seat (5), a first bevel gear (8) is fixedly sleeved on the outer wall of the rotating shaft (7), a second bevel gear (9) is meshed with one side of the first bevel gear (8), a second threaded rod (10) which is rotationally connected with the inner wall of the mounting seat (5) is fixedly sleeved on the inner wall of the second bevel gear (9), the other end of the second threaded rod (10) is rotationally connected with a fixed block (12) fixedly connected with the inner wall of the mounting seat (5), the outer wall of the second threaded rod (10) is connected with a threaded block (11) in a threaded manner, the bottom fixedly connected with curb plate (13) of screw thread piece (11), curb plate (13) run through in mount pad (5) and extend to the below of mount pad (5), and two sets of one side that curb plate (13) are close to each other all is provided with splint (14).
3. The bridge erecting machine for bridge construction according to claim 2, wherein: the bottom fixed mounting of mount pad (5) has second motor (18), the output shaft fixedly connected with bull stick of second motor (18), the bull stick stretches into in mount pad (5), the outer wall fixed cover of bull stick has connect first chain wheel, and is two sets of the second chain wheel has all been fixed to have cup jointed to the outer wall of pivot (7), connect through the chain between second chain wheel and the first chain wheel.
4. The bridge erecting machine for bridge construction according to claim 2, wherein: two sets of equal first sleeve (15) of fixedly connected with in one side that curb plate (13) are close to each other, the inner wall sliding connection of first sleeve (15) has first slide (16), one side fixedly connected with connecting rod (17) of first slide (16), the one end and splint (14) fixed connection that first sleeve (15) are stretched out in connecting rod (17), the one end outer wall that connecting rod (17) stretched into first sleeve (15) has cup jointed first spring, the one end of first spring and the inner wall fixed connection of first sleeve (15), the other end and first slide (16) fixed connection of first spring.
5. The bridge erecting machine for bridge construction according to claim 2, wherein: the top fixedly connected with branch (19) of screw thread piece (11), symmetrically distributed's spout (20) are seted up to the top inner wall of mount pad (5), the inner wall sliding connection of spout (20) has slider (21), slider (21) and branch (19) fixed connection.
6. The bridge girder erection machine for bridge construction according to claim 1, wherein: the both sides of first threaded rod (4) all are provided with second sleeve (24) with mount pad (5) top fixed connection, the inner wall sliding connection of second sleeve (24) has second slide (25), the top fixedly connected with slide bar (26) of second slide (25), slide bar (26) stretch out the one end of second sleeve (24) and the lower fixed surface of machine wall (1) and be connected, the equal sliding connection of both sides inner wall of second slide (25) has guide bar (27) with second sleeve (24) inner wall fixed connection, the second spring has been cup jointed to the one end outer wall of guide bar (27), the one end and the second slide (25) fixed connection of second spring, the other end of second spring and the inner wall fixed connection of second sleeve (24).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122121442.XU CN215441497U (en) | 2021-09-03 | 2021-09-03 | Bridge girder erection machine for bridge construction |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122121442.XU CN215441497U (en) | 2021-09-03 | 2021-09-03 | Bridge girder erection machine for bridge construction |
Publications (1)
Publication Number | Publication Date |
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CN215441497U true CN215441497U (en) | 2022-01-07 |
Family
ID=79698938
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202122121442.XU Expired - Fee Related CN215441497U (en) | 2021-09-03 | 2021-09-03 | Bridge girder erection machine for bridge construction |
Country Status (1)
Country | Link |
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CN (1) | CN215441497U (en) |
-
2021
- 2021-09-03 CN CN202122121442.XU patent/CN215441497U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220107 |