CN114351599B - Bridge girder erection machine structure for bridge engineering - Google Patents
Bridge girder erection machine structure for bridge engineering Download PDFInfo
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- CN114351599B CN114351599B CN202210147477.7A CN202210147477A CN114351599B CN 114351599 B CN114351599 B CN 114351599B CN 202210147477 A CN202210147477 A CN 202210147477A CN 114351599 B CN114351599 B CN 114351599B
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- 238000001125 extrusion Methods 0.000 claims abstract description 58
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 9
- 239000002184 metal Substances 0.000 claims description 24
- 238000010276 construction Methods 0.000 claims 6
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 47
- 230000000694 effects Effects 0.000 abstract description 39
- 238000000034 method Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 30
- 239000008188 pellet Substances 0.000 description 9
- 239000008187 granular material Substances 0.000 description 6
- 239000012535 impurity Substances 0.000 description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Load-Engaging Elements For Cranes (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to the technical field of bridge girder erection machines, and discloses a bridge girder erection machine structure for bridge engineering, which comprises two supporting legs, wherein the tops of the two supporting legs are respectively and fixedly connected with a cross beam, the inside of the cross beam is hollowed, the side wall of the cross beam is provided with a sliding groove, the inside of the cross beam is provided with a threaded rod, and the rear side of the top of the cross beam is fixedly connected with a control console. This bridge crane structure for bridge engineering, when the grip block presss from both sides the material, receives the extrusion force of material, through set up a plurality of arc elastic resistance strip on the outer wall of arc rubber elastic plate, can make the contact surface between material and the grip block appear intermittent type nature protruding state like this, and then utilize this protruding state can increase the frictional resistance between device and the material to this reinforcing device prevents that the material from appearing the slope to the centre gripping effect of material in the centre gripping in-process.
Description
Technical Field
The invention relates to the technical field of bridge girder erection machines, in particular to a bridge girder erection machine structure for bridge engineering.
Background
The bridge girder erection machine is equipment for placing prefabricated girder segments on prefabricated piers. Bridge girder erection machines belong to the category of cranes because the main function is to lift up girder segments, then transport them to a position and then put them down, which is quite different from cranes in a general sense. The requirements are severe and there is a running on the beam, or longitudinal movement. The bridge girder erection machine is divided into a plurality of types of bridge girder erection machines, such as highway bridge erection, conventional railway bridge erection, passenger-dedicated railway bridge erection and the like.
When people use the bridge girder erection machine, when carrying out the centre gripping to the material, the quality of centre gripping material both sides if uneven will make the material take place the slope when the centre gripping like this, and then be unfavorable for the conveying of material, on the other hand, after the centre gripping material, can persist some solid particles on the grip block of both sides, when the next time centre gripping material, the existence of solid particles can make to have certain clearance between grip block and the material, reduces the area of contact of material and grip block, and then influences the device to the centre gripping effect of material.
Disclosure of Invention
The invention aims to provide a bridge girder erection machine structure for bridge engineering, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a bridge girder erection machine structure for bridge engineering, includes two supporting legs, two the top of supporting leg is fixedly connected with crossbeam respectively, the inside of crossbeam is drawn out and is set up, the spout has been seted up to the lateral wall of crossbeam, the inside of crossbeam is provided with the threaded rod, the top rear side fixedly connected with control cabinet of crossbeam, wherein, the one end of threaded rod passes through the inside wall rotation connection of bearing with the crossbeam, the one end that the threaded rod kept away from the bearing rotates the lateral wall of running through the crossbeam and extends to the inside of control cabinet, the inside of control cabinet is provided with the motor, two the through-portion of threaded rod passes through the belt and is connected with the output rotation of motor, two the outer wall axis department sliding of threaded rod is provided with the screwed ring, the lateral wall fixedly connected with connecting rod of screwed ring, the inside of connecting rod sliding runs through the spout and extends to the outside, the extension fixedly connected with auxiliary clamping cylinder of extension part, the lateral wall of auxiliary clamping cylinder has the lateral groove, the top inner wall axis department fixedly connected with hydraulic lifting rod of auxiliary clamping cylinder, the one end that the auxiliary clamping cylinder kept away from the bearing is in spherical, the inside lifting rod is kept away from the auxiliary clamping cylinder has the inside, the auxiliary sliding connection has the arc-shaped groove, the auxiliary sliding sleeve is equipped with the outside surface fixedly connected with the auxiliary sliding rod, one end of the arc-shaped electric telescopic rod, which is far away from the auxiliary rod, is fixedly connected with the outer wall of the hydraulic lifting rod;
the side wall of the clamping plate is fixedly connected with an arc-shaped rubber elastic plate, the outer wall of the arc-shaped rubber elastic plate is fixedly connected with a plurality of arc-shaped elastic resistance strips, and a plurality of small holes are respectively formed in the outer surfaces of the arc-shaped elastic resistance strips and the arc-shaped rubber elastic plate;
the inner side wall of the arc-shaped rubber elastic plate is fixedly connected with two extrusion elastic bags, the two extrusion elastic bags are arranged symmetrically up and down, the side wall of each extrusion elastic bag is fixedly connected with a T-shaped elastic rod, and one end of each T-shaped elastic rod, far away from each extrusion elastic bag, penetrates through the outer wall of the clamping plate in a sliding mode and extends to the inside.
Preferably, the inside of grip block is drawn out and is set up, a plurality of gas holes have been seted up to the left and right sides wall of grip block.
Preferably, the extension part of the T-shaped elastic rod is fixedly connected with a gas extrusion plate, and the side wall of the gas extrusion plate is in contact with the inner wall of the clamping plate.
Preferably, one end of the gas extrusion plate, which is far away from the T-shaped elastic rod, is fixedly connected with an elliptical air bag, and one end of the elliptical air bag, which is far away from the gas extrusion plate, is in contact with the side wall of the clamping plate.
Preferably, the upper and lower side walls of the elliptical air bag are respectively and fixedly connected with an L-shaped movable rod, one end of each L-shaped movable rod, far away from the elliptical air bag, penetrates through the side wall of the clamping plate in a sliding manner and extends to the outer side, and the extending part of each L-shaped movable rod is fixedly connected with the reinforcing auxiliary plate.
Preferably, a plurality of metal balls are arranged between the extrusion elastic bag and the side wall of the arc rubber elastic plate, and a connecting spring is arranged between the plurality of metal balls.
Preferably, the metal balls are fixedly connected with the inner side wall of the arc rubber elastic plate through connecting springs respectively, and the metal balls are suspended in the air.
Compared with the prior art, the invention has the beneficial effects that:
(1) This bridge crane structure for bridge engineering receives the extrusion force of material when the grip block presss from both sides the material, through set up a plurality of arc elastic resistance strip on the outer wall of arc rubber elastic plate, can make the contact surface between material and the grip block appear intermittent type nature protruding state like this, and then utilize this protruding state can increase the frictional resistance between device and the material to this reinforcing device prevents that the material from appearing the slope to the centre gripping effect of material in the centre gripping in-process.
(2) This bridge crane structure for bridge engineering can make arc rubber elastic plate take place to warp under the material extrusion effect, and then under the deformation effect, can make extrusion elastic bag take place to deform, through being provided with a plurality of metal globule in the inside of arc rubber elastic plate, when arc rubber elastic plate takes place to warp, the existence of metal globule can make the outside bellied degree of arc rubber elastic plate bigger, and then under this state, can increase the frictional resistance between arc rubber elastic plate and the material to this reinforcing device is to the centre gripping effect of material.
(3) This bridge crane structure for bridge engineering, when the arc rubber elastic plate takes place to warp, under the deformation effect, can make the gas stripper plate along the inside lateral shifting of grip block under the effect of T shape elastic rod, under moving state, can extrude oval gasbag, oval gasbag receives the extrusion and can take place to warp, and then under the deformation effect, can make the reinforcing accessory plate longitudinal shifting under the effect of L shape movable rod to this can increase the device to the centre gripping area of material, thereby strengthen the device to the centre gripping effect of material.
(4) This bridge crane structure for bridge engineering, when unclamping the material, oval gasbag can promote the gas extrusion board and reset under the state that resets itself, and then under the effect that the gas extrusion board removed, can be to the inside gas disturbance of grip block, and then under the disturbance effect, can make gas enter into the inside of arc rubber elastic plate, and then improve the aperture and come out, thereby utilize the thrust of air current, can make the granule impurity of adhesion on the arc rubber elastic plate clear up, prevent that it exists on the outer wall of arc rubber elastic plate, and influence the centre gripping of device to the material, on the other hand, under the effect that extrusion elastic bag reset and air current blow, can make the metal pellet shake under the effect of connecting spring, and then under the effect of vibrations, can make the arc rubber elastic plate receive the striking to shake, and then under the shake effect, can make it reduce the adsorption affinity of granule impurity to the arc rubber elastic plate, and then strengthened the device to the clearance effect of granule impurity.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of a partial structure of a threaded rod according to the present invention;
FIG. 3 is a schematic view of the overall structure of the auxiliary clamping cylinder of the present invention;
FIG. 4 is a cross-sectional view of the overall structure of the auxiliary clamping cylinder of the present invention;
FIG. 5 is a schematic view of the overall structure of the arcuate elastic resistance band of the present invention;
FIG. 6 is a schematic view of the overall structure of the gas extrusion plate of the present invention;
FIG. 7 is a schematic view showing the overall structure of the reinforcing auxiliary plate of the present invention;
FIG. 8 is a schematic view of the overall structure of the metal pellet of the present invention.
In the figure: 1. support legs; 11. a cross beam; 12. a chute; 13. a threaded rod; 14. a console; 2. a thread ring; 21. an auxiliary clamping cylinder; 22. a transverse groove; 3. a hydraulic lifting rod; 31. a moving tube; 32. a sliding groove; 4. a slide bar; 41. an auxiliary lever; 42. a clamping plate; 43. arc electric telescopic rod; 5. an arc-shaped rubber elastic plate; 51. an arc-shaped elastic resistance bar; 52. a small hole; 6. extruding the elastic bag; 61. a T-shaped elastic rod; 7. a gas hole; 71. a gas extrusion plate; 8. an elliptical balloon; 81. an L-shaped moving rod; 82. an enhancement auxiliary plate; 9. metal pellets; 91. and a connecting spring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but 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. 1-8, the present invention provides a technical solution: the bridge girder erection machine structure for bridge engineering comprises two supporting legs 1, the purpose of the arrangement is to facilitate supporting the whole device, the tops of the two supporting legs 1 are fixedly connected with a cross beam 11 respectively, the purpose of the arrangement is to facilitate arranging an auxiliary clamping cylinder 21, the inside of the cross beam 11 is hollowed out, the purpose of the arrangement is to facilitate arranging an internal structure, a sliding groove 12 is arranged on the side wall of the cross beam 11, the purpose of the arrangement is to facilitate moving the auxiliary clamping cylinder 21, a threaded rod 13 is arranged in the cross beam 11, the purpose of the arrangement is to facilitate adjusting the distance of the auxiliary clamping cylinder 21, a control table 14 is fixedly connected to the rear side of the top of the cross beam 11, the purpose of the arrangement is to facilitate controlling the whole device, one end of the threaded rod 13 is in rotary connection with the inner side wall of the cross beam 11 through a bearing, one end of the threaded rod 13 is in rotary connection with the inner side wall of the cross beam 11, the purpose of the threaded rod 13 is in rotary connection with the outer side wall of the connecting rod 2 through the purpose of the threaded rod 13 for facilitating the arrangement, the arrangement is a motor is in the inner side of the connecting rod 13 is in the sliding ring is in the rotary connection with the outer side of the connecting rod 2 for facilitating the movement of the connecting rod, the connecting rod is in the purpose of the connecting rod is in the sliding ring is in the rotary connection with the outer side of the connecting rod 2 is in the threaded connection with the outer side of the connecting rod is convenient to facilitate the connecting rod 13 is in the purpose of the connecting ring 2, the auxiliary clamping cylinder 21 is fixedly connected to the extending part of the connecting rod, the purpose of the arrangement is to facilitate auxiliary clamping of materials, the transverse groove 22 is formed in the outer wall of the bottom side of the auxiliary clamping cylinder 21, the purpose of the arrangement is to facilitate movement of the hydraulic lifting rod 3, the hydraulic lifting rod 3 is fixedly connected to the center shaft of the inner wall of the top of the auxiliary clamping cylinder 21, the purpose of the arrangement is to facilitate distance adjustment, one end of the hydraulic lifting rod 3 far away from the auxiliary clamping cylinder 21 is spherically arranged, the purpose of the arrangement is to facilitate auxiliary connection of the moving tube 31, one end of the hydraulic lifting rod 3 far away from the auxiliary clamping cylinder 21 is fixedly connected with the moving tube 31, the purpose of the arrangement is to facilitate auxiliary clamping of materials, the sliding groove 32 is formed in the side wall of the moving tube 31, the purpose of the arrangement is to facilitate movement of the auxiliary rod 41, the inner fixedly connected with the sliding rod 4, the purpose of the outer surface of the sliding rod 4 is to facilitate auxiliary setting of the auxiliary rod 41, the outer surface of the sliding sleeve is to facilitate movement of the auxiliary rod 41, one end of the auxiliary rod 41 far away from the auxiliary rod 41 is slid inside the sliding groove 32 and extends to the outer side of the electric lifting rod 41 is to facilitate movement of the auxiliary rod 41, the electric lifting rod is fixedly connected to the outer surface of the auxiliary rod 41, the outer wall of the auxiliary clamping rod 41 is fixedly connected to the outer wall of the auxiliary clamping rod 41 is in order to facilitate movement of the auxiliary rod 41, the outer side of the auxiliary rod 41 is fixedly connected to facilitate axial expansion plate 43 is fixedly connected to facilitate the auxiliary rod 41, and the purpose of the auxiliary lifting rod 41 is fixedly connected to facilitate axial part is fixedly connected to the inner side 4, and the auxiliary lifting rod 4 is fixedly connected to the auxiliary lifting rod 4. The purpose of this is to facilitate the fixing of the arc-shaped electric telescopic rod 43.
Preferably, in this embodiment, in order to facilitate the utilization of the friction effect, and further enhance the overall clamping effect of the device, the side wall of the clamping plate 42 is fixedly connected with the arc-shaped rubber elastic plate 5, so that the purpose of the arrangement is to facilitate the utilization of the extrusion force of materials, the outer wall of the arc-shaped rubber elastic plate 5 is fixedly connected with a plurality of arc-shaped elastic resistance strips 51, so that the purpose of the arrangement is to facilitate the enhancement of the friction resistance between the device and materials, wherein a plurality of small holes 52 are respectively formed in the outer surfaces of the plurality of arc-shaped elastic resistance strips 51 and the arc-shaped rubber elastic plate 5, and the purpose of the arrangement is to facilitate the entry and exit of gases.
Preferably, in this embodiment, in order to facilitate the use of the deformation effect of the arc-shaped rubber elastic plate 5, the inner side wall of the arc-shaped rubber elastic plate 5 is fixedly connected with two extrusion elastic bags 6, so the purpose of the arrangement is to facilitate the extrusion deformation of the extrusion elastic bags 6, the two extrusion elastic bags 6 are arranged up and down symmetrically, so the purpose of the arrangement is to facilitate the limit of the extrusion elastic bags 6, the side walls of the two extrusion elastic bags 6 are fixedly connected with T-shaped elastic rods 61, so the purpose of the arrangement is to facilitate the use of the movement effect of the extrusion elastic bags 6, wherein one end of the T-shaped elastic rods 61 far away from the extrusion elastic bags 6 slides through the outer wall of the clamping plate 42 and extends to the inside, and the purpose of the arrangement is to facilitate the movement of the T-shaped elastic rods 61.
Preferably, in this embodiment, in order to facilitate the extrusion of the internal gas by using the moving effect of the T-shaped elastic rod 61, the inside of the clamping plate 42 is hollowed out, so that the purpose of the arrangement is to facilitate the arrangement of the internal structure, and the left and right side walls of the clamping plate 42 are provided with a plurality of gas holes 7, so that the purpose of the arrangement is to facilitate the gas in and out.
Preferably, in this embodiment, in order to facilitate the extrusion of the internal gas, the extension portion of the T-shaped elastic rod 61 is fixedly connected with the gas extrusion plate 71, so that the purpose of this is to facilitate the movement of the gas extrusion plate 71, and the side wall of the gas extrusion plate 71 is in contact with the inner wall of the clamping plate 42, so that this is to facilitate the limitation of the gas extrusion plate 71.
Preferably, in this embodiment, in order to facilitate the use of the moving extrusion force of the gas extrusion plate 71, the end of the gas extrusion plate 71 away from the T-shaped elastic rod 61 is fixedly connected with the elliptical air bag 8, so that the purpose of this arrangement is to facilitate the use of the extrusion effect of the gas extrusion plate 71, and the end of the elliptical air bag 8 away from the gas extrusion plate 71 is in contact with the side wall of the clamping plate 42, so that this arrangement is to facilitate the limitation of the elliptical air bag 8.
Preferably, in this embodiment, in order to facilitate the use of the deformation effect of the elliptical air bag 8, the upper and lower side walls of the elliptical air bag 8 are respectively fixedly connected with an L-shaped moving rod 81, so that the purpose of this arrangement is to facilitate the movement of the L-shaped moving rods 81, and one end of the two L-shaped moving rods 81 away from the elliptical air bag 8 slides through the side wall of the clamping plate 42 and extends to the outside, so that the purpose of this arrangement is to facilitate the movement of the L-shaped moving rods 81, wherein the extending portion of the L-shaped moving rods 81 is fixedly connected with a reinforcing auxiliary plate 82, so that the purpose of this arrangement is to facilitate the enhancement of the clamping effect of the device on the material.
Preferably, in this embodiment, in order to facilitate the use of the vibration force generated when the extrusion elastic bag 6 resets, a plurality of metal balls 9 are disposed between the extrusion elastic bag 6 and the side wall of the arc-shaped rubber elastic plate 5, so that the purpose of the arrangement is to facilitate the vibration of the metal balls, and a connecting spring 91 is disposed between the plurality of metal balls 9, so that the purpose of the arrangement is to facilitate the limitation of the metal balls 9.
Preferably, in this embodiment, in order to facilitate fixing the metal pellets 9, the plurality of metal pellets 9 are fixedly connected to the inner side wall of the arc-shaped rubber elastic plate 5 through the connecting springs 91, so that the purpose of the arrangement is to facilitate fixing the metal pellets 9, and the plurality of metal pellets 9 are suspended in the air, so that the purpose of the arrangement is to facilitate vibration and impact of the metal pellets 9.
Working principle:
when needs carry out the centre gripping to the material, the staff can drive the belt through the starter motor, and then drive threaded rod 13 and take place to rotate, thereby can adjust the lateral distance of supplementary centre gripping section of thick bamboo 21, after the lateral distance of supplementary centre gripping section of thick bamboo 21 adjusts suitably, through starting hydraulic lifting rod 3 and arc electric telescopic handle 43, thereby can make grip block 42 carry out the centre gripping to the material, when grip block 42 centre gripping material, receive the extrusion force of material, through set up a plurality of arc elastic resistance strip 51 on the outer wall of arc rubber elastic plate 5, can make the contact surface between material and the grip block appear intermittent type protruding state like this, and then utilize this protruding state can increase the frictional resistance between device and the material, thereby strengthen the centre gripping effect of the device to the material, prevent that the material from appearing the slope in the centre gripping process, secondly, under the material extrusion effect, can make arc rubber elastic plate 5 warp, and then under the deformation effect, can make extrusion elastic bag 6 take place deformation, through being provided with a plurality of metal ball 9 on the inside of arc rubber elastic plate 5, when arc rubber elastic plate 5 takes place to warp, contact surface between this elastic plate 5 and this elastic plate can be more protruding to the material, and this friction resistance is more than the device can be increased to this arch state.
Meanwhile, when the arc-shaped rubber elastic plate 5 deforms, the gas extrusion plate 71 can transversely move along the inside of the clamping plate 42 under the action of the T-shaped elastic rod 61 under the deformation effect, the elliptical air bag 8 can be extruded under the moving state, the elliptical air bag 8 is extruded to deform, and further under the deformation effect, the reinforcing auxiliary plate 82 can longitudinally move under the action of the L-shaped moving rod 81, so that the clamping area of the device on materials can be increased, the clamping effect of the device on the materials is enhanced, and secondly, when the materials are loosened, the elliptical air bag 8 can push the gas extrusion plate 71 to reset under the self reset state, and then the gas inside the clamping plate 42 can be disturbed under the moving effect of the gas extrusion plate 71, and then under the disturbance effect, can make gaseous entering into the inside of arc rubber elastic plate 5, and then come out through aperture 52, thereby utilize the driving force of air current, can make the granule impurity of adhesion on the arc rubber elastic plate 5 clear up, prevent it to exist on the outer wall of arc rubber elastic plate 5, and influence the centre gripping of device to the material, on the other hand, under the effect that extrusion elastic bag 6 reset and air current blow, can make metal pellet 9 under the effect of connecting spring 91, take place vibrations, and then under the effect of vibrations, can make arc rubber elastic plate 5 receive the striking to take place the shake, and then under the shake effect, can make it reduce granule impurity to the adsorption affinity of arc rubber elastic plate 5, and then strengthened the device to the cleaning effect of granule impurity.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. Bridge girder erection machine structure for bridge engineering, including two supporting legs (1), its characterized in that: the tops of the two supporting legs (1) are respectively and fixedly connected with a cross beam (11), the inside of the cross beam (11) is hollowed, a sliding groove (12) is formed in the side wall of the cross beam (11), a threaded rod (13) is arranged in the cross beam (11), and a control console (14) is fixedly connected to the rear side of the top of the cross beam (11);
one end of the threaded rod (13) is rotationally connected with the inner side wall of the cross beam (11) through a bearing, one end of the threaded rod (13) away from the bearing rotates to penetrate through the side wall of the cross beam (11) and extend into the console (14), a motor is arranged in the console (14), and the penetrating parts of the two threaded rods (13) are rotationally connected with the output end of the motor through a belt;
the middle shaft of the outer wall of each threaded rod (13) is provided with a threaded ring (2) in a sliding manner, the side wall of each threaded ring (2) is fixedly connected with a connecting rod, each connecting rod penetrates through the inside of each sliding chute (12) in a sliding manner and extends to the outer side, the extending part of each connecting rod is fixedly connected with an auxiliary clamping cylinder (21), and the outer wall of the bottom side of each auxiliary clamping cylinder (21) is provided with a transverse groove (22);
the hydraulic lifting rod (3) is fixedly connected to the center shaft of the inner wall of the top of the auxiliary clamping cylinder (21), one end, far away from the auxiliary clamping cylinder (21), of the hydraulic lifting rod (3) is arranged in a spherical shape, one end, far away from the auxiliary clamping cylinder (21), of the hydraulic lifting rod (3) is fixedly connected with a moving pipe (31), and a sliding groove (32) is formed in the side wall of the moving pipe (31);
the movable pipe comprises a movable pipe body and is characterized in that a sliding rod (4) is fixedly connected to the inside of the movable pipe (31), an auxiliary rod (41) is sleeved on the outer surface of the sliding rod (4) in a sliding mode, one end, far away from the sliding rod (4), of the auxiliary rod (41) penetrates through the inside of a sliding groove (32) in a sliding mode and extends to the outer side, a clamping plate (42) is fixedly connected to the extending portion of the auxiliary rod (41), an arc-shaped electric telescopic rod (43) is fixedly connected to the center shaft of the outer surface of the auxiliary rod (41), and one end, far away from the auxiliary rod (41), of the arc-shaped electric telescopic rod (43) is fixedly connected with the outer wall of a hydraulic lifting rod (3);
the side wall of the clamping plate (42) is fixedly connected with an arc-shaped rubber elastic plate (5), and the outer wall of the arc-shaped rubber elastic plate (5) is fixedly connected with a plurality of arc-shaped elastic resistance strips (51);
wherein a plurality of small holes (52) are respectively formed on the outer surfaces of the arc elastic resistance strips (51) and the arc rubber elastic plates (5);
two extrusion elastic bags (6) are fixedly connected to the inner side wall of the arc-shaped rubber elastic plate (5), the two extrusion elastic bags (6) are symmetrically arranged up and down, and T-shaped elastic rods (61) are fixedly connected to the side walls of the two extrusion elastic bags (6);
wherein, the one end of the T-shaped elastic rod (61) far away from the extrusion elastic bag (6) slides to penetrate through the outer wall of the clamping plate (42) and extend into the inside.
2. The bridge girder erection machine structure for bridge construction according to claim 1, wherein: the inside of grip block (42) is drawn out and is set up, a plurality of gas holes (7) have been seted up to the left and right sides wall of grip block (42).
3. The bridge girder erection machine structure for bridge construction according to claim 2, wherein: the extension part of the T-shaped elastic rod (61) is fixedly connected with a gas extrusion plate (71), and the side wall of the gas extrusion plate (71) is in contact with the inner wall of the clamping plate (42).
4. A bridge girder erection machine structure for bridge construction according to claim 3, wherein: one end of the gas extrusion plate (71) far away from the T-shaped elastic rod (61) is fixedly connected with an elliptical air bag (8), and one end of the elliptical air bag (8) far away from the gas extrusion plate (71) is in contact with the side wall of the clamping plate (42).
5. The bridge girder erection machine structure for bridge construction according to claim 4, wherein: the upper side wall and the lower side wall of the elliptical air bag (8) are respectively and fixedly connected with L-shaped moving rods (81), and one end, far away from the elliptical air bag (8), of each L-shaped moving rod (81) penetrates through the side wall of the clamping plate (42) in a sliding manner and extends to the outer side;
wherein, the extension part of the L-shaped movable rod (81) is fixedly connected with a reinforcing auxiliary plate (82).
6. The bridge girder erection machine structure for bridge construction according to claim 5, wherein: a plurality of metal small balls (9) are arranged between the extrusion elastic bag (6) and the side wall of the arc rubber elastic plate (5), and a connecting spring (91) is arranged between the metal small balls (9).
7. The bridge girder erection machine structure for bridge construction according to claim 6, wherein: the metal balls (9) are fixedly connected with the inner side wall of the arc-shaped rubber elastic plate (5) through connecting springs (91) respectively, and the metal balls (9) are suspended.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210147477.7A CN114351599B (en) | 2022-02-17 | 2022-02-17 | Bridge girder erection machine structure for bridge engineering |
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| CN202210147477.7A CN114351599B (en) | 2022-02-17 | 2022-02-17 | Bridge girder erection machine structure for bridge engineering |
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| CN114351599A CN114351599A (en) | 2022-04-15 |
| CN114351599B true CN114351599B (en) | 2024-04-02 |
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| JP2011157730A (en) * | 2010-02-01 | 2011-08-18 | Bbm:Kk | Method of installing support device for bridge and fixture used for the same |
| CN207435905U (en) * | 2017-08-18 | 2018-06-01 | 郑斌 | A kind of supporting bracket of bridge construction with clamping function |
| CN208528929U (en) * | 2018-07-16 | 2019-02-22 | 南昌大学 | A kind of mechanical mechanism suitable for pipe clamping |
| CN209903020U (en) * | 2019-02-13 | 2020-01-07 | 沈阳永福鑫工艺品有限公司 | Fixing clamp for processing artware |
| CN111702673A (en) * | 2020-06-17 | 2020-09-25 | 高彦科 | Machining is with location frock that stable effect is high |
| CN212824950U (en) * | 2020-07-31 | 2021-03-30 | 长沙米尔斯精密模具有限公司 | Clamp for machining mechanical die |
| CN113047180A (en) * | 2021-04-08 | 2021-06-29 | 张雪 | Precast slab erection system for highway traffic bridge construction and use method thereof |
| CN215164798U (en) * | 2021-04-28 | 2021-12-14 | 郑州市华中建机有限公司 | Pier-beam integrated bridge girder erection machine |
| CN214771605U (en) * | 2021-06-09 | 2021-11-19 | 陈丙军 | Hydraulic clamp for rush repair of oil and gas pipeline |
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| CN114351599A (en) | 2022-04-15 |
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