CN215669060U - Low-position tunnel-crossing bridge girder erection machine tunnel-crossing first-hole beam via-hole wheel group walking-shape deviation correcting device - Google Patents
Low-position tunnel-crossing bridge girder erection machine tunnel-crossing first-hole beam via-hole wheel group walking-shape deviation correcting device Download PDFInfo
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- CN215669060U CN215669060U CN202122059518.0U CN202122059518U CN215669060U CN 215669060 U CN215669060 U CN 215669060U CN 202122059518 U CN202122059518 U CN 202122059518U CN 215669060 U CN215669060 U CN 215669060U
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 36
- 239000010959 steel Substances 0.000 claims abstract description 36
- 230000003405 preventing effect Effects 0.000 claims abstract description 9
- 230000002146 bilateral effect Effects 0.000 claims abstract description 6
- 230000002265 prevention Effects 0.000 claims abstract 4
- 238000003466 welding Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
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Abstract
The utility model discloses a shape walking and correcting device for a low-position tunnel-passing bridge girder erection machine through a first hole beam via hole wheel set, which comprises a double-side deviation prevention unit and a shape walking wheel correcting unit, wherein the double-side deviation prevention unit comprises a first lead screw, a second lead screw, a first steel pipe, a first nut and a second nut, the shape walking wheel correcting unit comprises a left unit and a right unit which are arranged between an arm of the bridge erection machine and a shape walking wheel in a bilateral symmetry mode, and the structure of the left unit is the same as that of the right unit. The utility model realizes the rapid and high-efficiency deviation correction by arranging the connecting rod device between the two walking wheels through the deviation preventing units on the two sides, namely the deviation of the two walking wheels is kept to pass through, then arranging the deviation correcting units of the walking wheels on the two sides respectively and tightly pushing through the screw rod.
Description
Technical Field
The utility model relates to the technical field of bridge erecting construction equipment, in particular to a shape-walking deviation-correcting device for a low-position tunnel-passing bridge erecting machine through a tunnel first hole beam via hole wheel set.
Background
At present, railway box girders in China are all erected by using a bridge girder erection machine, but the low-position tunnel-passing bridge girder erection machine is less in market conservation amount at present, and according to the characteristics and the delivery technical performance of the bridge girder erection machine, after a transportation device passes through a tunnel, a fixed walking deviation rectifying device is not designed in a factory for walking wheels behind the bridge girder erection machine.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a shape-passing deviation-correcting device for a first hole beam passing wheel set of a low-position tunnel-passing bridge girder erection machine, which can effectively eliminate the risk of displacement of the bridge girder erection machine during girder feeding, and can ensure the integral stability of the girder feeding of the bridge girder erection machine and the safety of girder erection operation.
The technical scheme adopted by the utility model is as follows:
a low-position tunnel-passing bridge girder erection machine tunnel-passing first-hole beam via hole wheel group deviation-preventing and correcting device comprises a double-side deviation-preventing unit arranged between support arms of a deviation-preventing wheel group and a deviation-correcting unit arranged between a bridge girder erection machine arm and a deviation-preventing wheel, wherein the double-side deviation-preventing unit comprises a first lead screw, a second lead screw, a first steel pipe, a first nut and a second nut; walk shape wheel unit of rectifying include that bilateral symmetry sets up left unit and right unit between bridge crane horn and walking shape wheel, and left unit structure is the same with right unit structure, left unit include first bolt, second steel pipe, third nut and fourth nut fixed the setting respectively at second steel pipe both ends, first bolt and second bolt set up with third nut and fourth nut cooperation respectively, and the end fixing of first bolt sets up and walks shape wheel and be close to bridge crane horn one side in the place side, the tip of second bolt is used for walking the declination of shape wheel through the adjustment of contact bridge crane horn.
The steel pipe is made of a seamless steel pipe.
The diameter of the steel pipe is not smaller than that of the screw cap.
The nut is connected with the steel pipe and is welded on two sides of the steel pipe in a welding mode, and the nut on one side is welded on the supporting arm.
The length of the first steel pipe is 17 CM.
The third bolt is M24 x 100.
The fourth bolt adopts M20 x 40.
The double-side deviation preventing unit and the walking wheel deviation rectifying unit are arranged on the same horizontal line, and the fixed position of the double-side deviation preventing unit and the walking wheel deviation rectifying unit is the minimum moment position on the walking wheel arm.
According to the utility model, the deviation of the two walking wheels is kept synchronous by arranging the connecting rod device between the two anti-deviation units at two sides, namely the two walking wheels, then the deviation rectifying units of the walking wheels are respectively arranged at two sides of the wheel set, and the direction of the wheel set is adjusted through the interaction of the screw rod and the bolt, so that the speed and the efficiency during deviation rectification are realized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the installation position structure of the present invention;
FIG. 2 is a schematic structural diagram of the double-sided anti-deviation unit according to the present invention;
FIG. 3 is a schematic structural diagram of a left unit of the walking wheel deviation rectifying unit according to the present invention.
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 obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
As shown in fig. 1, 2 and 3, the present invention includes a double-side deviation-preventing unit 16 disposed between two support arms 2 of the travelling wheel set and a deviation-correcting unit 5 disposed between a machine arm 4 of the bridge erecting machine and a travelling wheel 3, wherein the double-side deviation-preventing unit includes a first lead screw 10, a second lead screw 11, a first steel tube 8, a first nut 7 and a second nut 9, the first lead screw 7 and the second nut 9 are respectively fixed at two ends of the first steel tube 8, one end of the first lead screw 10 and one end of the second lead screw 11 are respectively matched with the first nut 7 and the second nut 9, and the other end is respectively matched with two support arms 4 of the travelling wheel 3; walk shape wheel unit of rectifying include that bilateral symmetry sets up left unit and right unit between bridge crane horn and the shape wheel of walking, and left side unit structure is the same with right unit structure, left side unit include first bolt 15, second bolt 16, second steel pipe 13, third nut 12 and fourth nut 14 fixed the setting at second steel pipe 13 both ends respectively, first bolt 15 and second bolt 16 set up with third nut 12 and fourth nut 14 cooperation respectively, and the end fixing of first bolt 15 sets up the one side that is close to bridge crane horn 4 at the side of walking shape wheel, the tip of second bolt 16 is used for walking the declination of shape wheel through the adjustment of contact bridge crane horn 4.
According to the utility model, a transverse adjusting device is arranged close to the bridge girder erection machine arm 4, namely the walking wheel deviation rectifying unit 5 can change the length of the walking wheel through the relative positions of a first bolt, a second bolt and a second steel pipe, and then the end surface of the second bolt is contacted with the end surface of the bridge girder erection machine arm 4, so that the angle adjustment of the walking wheel is realized, namely when the walking wheel group moves outwards, the walking wheel is corrected inwards by adjusting the length of the bolt; meanwhile, the double-side deviation preventing unit 16 is arranged between the two walking wheels 3, namely the two walking wheels 3 can be linked in the left and right directions through the connecting rod device, so that the double sides of the walking wheels 3 are deviated synchronously, the fixed connecting rods of the double-side deviation preventing unit 16 can ensure that the wheel sets cannot move conveniently on the two sides when the wheel sets on the two sides are deformed, and the fixed connecting rods are welded with the walking wheel supporting arms. That is, the two-side deviation preventing unit 16 can change the single-side deviation and single-side correction into the linkage deviation and linkage correction, so that when the deviation is corrected, only one side needs to be corrected, and the other side can be corrected naturally, thereby greatly improving the deviation preventing effect and the deviation correcting efficiency.
The steel pipe is made of a seamless steel pipe. The technical ability of seamless steel tube manufacture satisfies the adjustment of interval, can guarantee certain hardness again, makes it realize the linkage.
The diameter of the steel pipe is not smaller than that of the screw cap. The screw rod can be ensured to penetrate into the steel pipe, so that the distance is adjusted.
The nut is connected with the steel pipe and is welded on two sides of the steel pipe in a welding mode, and the nut on one side is welded on the supporting arm. The connecting device consists of a steel pipe, a nut, a bolt and a connecting rod, the connecting rod piece is welded on the walking wheel supporting arm, and the relative length of the connecting rod can be adjusted by a screw. The third bolt is M24 x 100. The fourth bolt adopts M20 x 40.
The regulation of the utility model adopts welding, the welding adopts 552 welding rods to carry out welding, when in adjustment, the adjustment of the distance can be realized by rotating the nut through a wrench, in the actual operation, the first screw rod enters the second steel pipe by about 50mm, and finally the first bolt 5 is arranged on the fourth nut 14, the outer diameter of the umbrella screw rod of the first bolt is 4mm smaller than the inner diameter of the nut 12, so that the utility model mainly plays a role of rotation and prevents the connecting piece from being blocked; secondly, the fixing part is connected between the support arms 2 of the walking wheels at two sides, a first lead screw 10 at one side is welded on the support arms 2, then a connecting piece formed by welding a first screw cap 7, a second screw cap 9 and a first steel pipe 8 is arranged on the first lead screw 10, the connecting piece rotates inwards by 150mm, a second lead screw 11 at the other side is welded, the connecting piece rotates reversely after the welding is finished and is connected with a second lead screw 1 at the other side, and the manufacturing of the auxiliary device is finished.
The working process of the utility model is as follows:
when the frame transporting equipment starts to pass through holes after passing through a tunnel, because the distance between an abutment and a tunnel portal cannot meet the C-shaped leg opening condition of a bridge girder erection machine, the bridge girder erection machine is required to realize beam feeding through a bridge girder erection machine supporting wheel set and a supporting arm, a bridge girder transporting vehicle carries a box girder in place, the bridge girder erection machine supporting wheel set falls on a steel rail paved on the surface of the box girder, then a fastening device in the middle of the supporting arm is installed, the distance meets the size interval marked in the attached drawing, the length is adjusted by simultaneously rotating a first nut 7 and a second nut 9, and the interval of walking wheel sets on two sides of the walking performance is ensured to be unchanged; after the beam transporting vehicle starts to feed beams, the supporting wheel set moves conveniently because no guide device supports the wheel set, if the wheel set moves conveniently to the left side of the horn, the second bolt 16 is pushed onto the horn through the fourth nut 14 on the left side of the left side auxiliary device in a rotating mode, the stressed rear wheel set starts to correct towards the right side, then the fourth nut 14 rotates reversely, the second bolt 16 is separated from the horn 4, and work can be conducted. Similarly, if the wheel set moves towards the right side of the machine arm, the second bolt 16 is pushed onto the machine arm 4 through the right-side auxiliary device rotating the right-side fourth nut 14, the wheel set starts to be corrected towards the left side after being stressed, and the deformation wheel can be deformed on the central line of the steel rail, so that the safe beam feeding of the bridge girder erection machine is ensured to be in place.
The utility model can effectively avoid the phenomenon that the whole bridge girder erection machine moves when the bridge girder erection machine passes through the tunnel to feed the girder, saves time and labor in manufacturing and installation, and can ensure that the first hole box girder task is safely erected after the bridge girder erection machine passes through the tunnel.
In the description of the present invention, it is to be noted that, for the orientation words, there are terms such as "center", "lateral", "longitudinal", and the like
The terms "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used to designate an orientation or positional relationship that is based on the orientation or positional relationship shown in the drawings for purposes of descriptive convenience and simplicity of description, and are not intended to indicate or imply that the device or element so designated must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the specific scope of the utility model.
It is noted that the terms "first", "second", and the like in the description and claims of the present application are used for
Similar objects are distinguished and not necessarily used to describe a particular order or sequence. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the application of the principles of the technology. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the specific embodiments described herein, and may include more effective embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (8)
1. The utility model provides a low-order tunnel frame bridge crane crosses tunnel first hole roof beam via hole wheelset and walks shape deviation correcting device which characterized in that: the device comprises a bilateral deviation prevention unit arranged between support arms of a walking wheel set and a walking wheel deviation correction unit arranged between a machine arm of a bridge girder erection machine and a walking wheel, wherein the bilateral deviation prevention unit comprises a first lead screw, a second lead screw, a first steel pipe, a first nut and a second nut; walk shape wheel unit of rectifying include that bilateral symmetry sets up left unit and right unit between bridge crane horn and walking shape wheel, and left unit structure is the same with right unit structure, left unit include first bolt, second steel pipe, third nut and fourth nut fixed the setting respectively at second steel pipe both ends, first bolt and second bolt set up with third nut and fourth nut cooperation respectively, and the end fixing of first bolt sets up and walks shape wheel and be close to bridge crane horn one side in the place side, the tip of second bolt is used for walking the declination of shape wheel through the adjustment of contact bridge crane horn.
2. The shape-walking deviation-correcting device for the low-position tunnel-passing bridge girder erection machine through-tunnel first-hole beam via wheel set according to claim 1, characterized in that: the steel pipe is made of a seamless steel pipe.
3. The shape-walking deviation-correcting device for the low-position tunnel-passing bridge girder erection machine through-tunnel first-hole beam via wheel set according to claim 2, characterized in that: the diameter of the steel pipe is not smaller than that of the screw cap.
4. The shape-walking deviation-correcting device for the low-position tunnel-passing bridge girder erection machine through-tunnel first-hole beam via wheel set according to claim 3, characterized in that: the nut is connected with the steel pipe and is welded on two sides of the steel pipe in a welding mode, and the nut on one side is welded on the supporting arm.
5. The shape-walking deviation-correcting device for the first hole beam via wheel set of the low-position tunnel-passing bridge girder erection machine according to claim 4, characterized in that: the length of the first steel pipe is 17 CM.
6. The shape-walking deviation-correcting device for the first hole beam via wheel set of the low-position tunnel-passing bridge girder erection machine according to claim 5, characterized in that: the third bolt is M24 x 100.
7. The shape-walking deviation-correcting device for the first hole beam via wheel set of the low-position tunnel-passing bridge girder erection machine according to claim 6, characterized in that: the fourth bolt adopts M20 x 40.
8. The shape-walking deviation-correcting device for the first hole beam via wheel set of the low-position tunnel-passing bridge girder erection machine according to claim 7, characterized in that: the double-side deviation preventing unit and the walking wheel deviation rectifying unit are arranged on the same horizontal line, and the fixed position of the double-side deviation preventing unit and the walking wheel deviation rectifying unit is the minimum moment position on the walking wheel arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122059518.0U CN215669060U (en) | 2021-08-30 | 2021-08-30 | Low-position tunnel-crossing bridge girder erection machine tunnel-crossing first-hole beam via-hole wheel group walking-shape deviation correcting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122059518.0U CN215669060U (en) | 2021-08-30 | 2021-08-30 | Low-position tunnel-crossing bridge girder erection machine tunnel-crossing first-hole beam via-hole wheel group walking-shape deviation correcting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215669060U true CN215669060U (en) | 2022-01-28 |
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ID=79957241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122059518.0U Expired - Fee Related CN215669060U (en) | 2021-08-30 | 2021-08-30 | Low-position tunnel-crossing bridge girder erection machine tunnel-crossing first-hole beam via-hole wheel group walking-shape deviation correcting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215669060U (en) |
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2021
- 2021-08-30 CN CN202122059518.0U patent/CN215669060U/en not_active Expired - Fee Related
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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: 20220128 |
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| CF01 | Termination of patent right due to non-payment of annual fee |