CN217231500U - Pushing equipment for installing guide beam - Google Patents
Pushing equipment for installing guide beam Download PDFInfo
- Publication number
- CN217231500U CN217231500U CN202123001252.0U CN202123001252U CN217231500U CN 217231500 U CN217231500 U CN 217231500U CN 202123001252 U CN202123001252 U CN 202123001252U CN 217231500 U CN217231500 U CN 217231500U
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- Prior art keywords
- wall
- plate
- bridge
- pushing
- guide
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- Expired - Fee Related
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- 230000008093 supporting effect Effects 0.000 claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 239000010720 hydraulic oil Substances 0.000 claims description 30
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 abstract description 9
- 238000009434 installation Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 2
- 230000001141 propulsive effect Effects 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Bridges Or Land Bridges (AREA)
Abstract
The utility model belongs to the technical field of bridge construction, especially, top pushing equipment is used in nose girder installation, the complicated problem of top pushing equipment structure that provides to the background art, now provide following scheme, deflector including symmetric distribution, two the deflector inner wall all is provided with pushing mechanism, and pushing mechanism include sliding connection in the deflector inner wall on the slide, install first hydraulic cylinder on slide one side outer wall. The utility model discloses a mutually supporting of first hydraulic cylinder and second hydraulic cylinder, the propulsion of bridge has been realized, moreover, the steam generator is simple in structure, the limiting plate is hugged closely on the outer wall of bridge simultaneously, avoided the bridge to take place the skew at propulsive in-process, good stability, piston rod rebound through third hydraulic cylinder makes the pulley hug closely in the bottom of bridge, the effect of auxiliary stay has been played, can reduce the friction of bridge at the removal in-process under the effect of pulley, the resistance that first hydraulic cylinder pushed away has been alleviateed.
Description
Technical Field
The utility model relates to a bridge construction technical field especially relates to a guide beam installation is with top pushing equipment.
Background
The guide beam is also called nose bridge. When the beam is erected by a pulling method or a pushing method, the temporary auxiliary structure is arranged at the front (rear) end of the beam. In order to ensure the longitudinal anti-overturning stability of the beam during moving and reduce the overhanging length of the beam so as to reduce the installation stress, a section of small beam which is spliced by a detachable rod piece, a truss longitudinal beam or a rod piece of an old steel beam and the like is often used at the front (rear) end of the beam, the height of the small beam is smaller than that of a main beam, and the length of the small beam is determined according to the stability requirement in the dragging or pushing process and the installation stress of the beam not exceeding the design value.
The installation of nose girder has played the crucial effect to the erection of bridge, generally can install the jacking equipment on the nose girder for impel the bridge, make the bridge erect between two brackets, nevertheless because the jacking equipment structure is complicated, need consume a large amount of manpower and materials.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a pushing device for installing a guide beam.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a pushing device for installing a guide beam comprises guide plates which are symmetrically distributed, wherein pushing mechanisms are arranged on the inner walls of the two guide plates respectively, each pushing mechanism comprises a sliding plate which is connected to the inner wall of each guide plate in a sliding mode, a first hydraulic oil cylinder which is installed on the outer wall of one side of the sliding plate, a second hydraulic oil cylinder which is connected to a piston rod of the first hydraulic oil cylinder, and a reinforcing rod which is installed on a piston rod of the second hydraulic oil cylinder;
and an auxiliary supporting mechanism is arranged on one side of the guide plate and comprises a third hydraulic oil cylinder arranged on one side of the guide plate, a positioning plate connected to a piston rod of the third hydraulic oil cylinder, rotating rods rotatably connected to the inner wall of the positioning plate and distributed at equal intervals, and symmetrically distributed pulleys arranged on the outer wall of the rotating rods.
Preferably, the outer wall of the top of the guide plate is provided with a sliding groove, and the size of the sliding groove is matched with that of the sliding plate.
Preferably, the inner wall of the sliding chute is provided with positioning holes distributed at equal intervals, and the sizes of the positioning holes are matched with the sizes of the reinforcing rods.
Preferably, the outer wall of the bottom of the guide plate is provided with a support plate, and the outer wall of the bottom of the support plate is provided with first support legs distributed at equal intervals.
Preferably, the outer wall of one side of the sliding plate is fixedly connected with a push plate through bolts, and the outer wall of one side of the push plate is symmetrically connected with limiting plates through bolts.
Preferably, the outer wall of the bottom of the supporting plate is provided with brackets distributed at equal intervals, and the outer wall of the bottom of each bracket is provided with symmetrically distributed upright posts.
Preferably, the outer wall of the bottom of the third hydraulic oil cylinder is provided with a bearing platform, and the outer wall of the bottom of the bearing platform is provided with second supporting legs which are symmetrically distributed.
The utility model has the advantages that:
1. the pushing equipment for installing the guide beam realizes the propulsion of the bridge through the mutual matching of the first hydraulic cylinder and the second hydraulic cylinder, has a simple structure, and meanwhile, the limiting plate is tightly attached to the outer wall of the bridge, so that the bridge is prevented from shifting in the propulsion process, and the stability is good;
2. the pushing equipment for installing the guide beam has the advantages that the piston rod of the third hydraulic oil cylinder moves upwards to enable the pulley to be tightly attached to the bottom of the bridge, the auxiliary supporting effect is achieved, friction of the bridge in the moving process can be reduced under the effect of the pulley, and the pushing resistance of the first hydraulic oil cylinder is reduced.
Drawings
Fig. 1 is a front view of an overall structure of a pushing apparatus for installing a guide beam according to the present invention;
fig. 2 is a schematic view of a guide plate connection structure of a pushing device for installing a guide beam according to the present invention;
fig. 3 is a schematic view of a pushing mechanism of a pushing device for installing a guide beam according to the present invention;
fig. 4 is the utility model provides an auxiliary supporting mechanism of pushing equipment for installing guide beam.
In the figure: the device comprises a guide plate 1, a pushing mechanism 2, a sliding plate 21, a first hydraulic oil cylinder 22, a second hydraulic oil cylinder 23, a reinforcing rod 24, an auxiliary supporting mechanism 3, a third hydraulic oil cylinder 31, a positioning plate 32, a rotating rod 33, a pulley 34, a positioning hole 4, a supporting plate 5, a first supporting leg 6, a pushing plate 7, a limiting plate 8, a bracket 9, a stand column 10, a bearing platform 11 and a second supporting leg 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Embodiment 1, refer to fig. 1-2, a pushing apparatus for installing a guide beam includes symmetrically distributed guide plates 1, in order to realize stable sliding of a sliding plate 21, a sliding groove is formed on an outer wall of a top of each guide plate 1, and the size of the sliding groove is matched with that of the sliding plate 21;
a strong support is provided for the pushing equipment, positioning holes 4 are formed in the inner wall of the sliding chute and distributed at equal intervals, and the size of each positioning hole 4 is matched with that of the reinforcing rod 24;
in order to increase the installation stability of the guide plate 1, a support plate 5 is installed on the outer wall of the bottom of the guide plate 1, and first support legs 6 which are distributed equidistantly are installed on the outer wall of the bottom of the support plate 5;
in order to prevent the bridge from shifting during pushing, the outer wall of one side of the sliding plate 21 is fixedly connected with a push plate 7 through bolts, and the outer wall of one side of the push plate 7 is fixedly connected with symmetrically-distributed limiting plates 8 through bolts;
the bridge supporting device comprises a supporting plate 5, supporting columns 10, supporting plates and supporting rods, wherein the supporting plates are arranged on the outer wall of the bottom of the supporting plate 5;
in order to improve the stability of the installation of the third hydraulic cylinder 31, the bearing platform 11 is installed on the outer wall of the bottom of the third hydraulic cylinder 31, and the second supporting legs 12 which are symmetrically distributed are installed on the outer wall of the bottom of the bearing platform 11.
the inner walls of the two guide plates 1 are provided with the pushing mechanisms 2, the pushing mechanisms 2 comprise sliding plates 21, first hydraulic oil cylinders 22, second hydraulic oil cylinders 23 and reinforcing rods 24, the first hydraulic oil cylinders 22 are installed on the outer wall of one side of each sliding plate 21, the second hydraulic oil cylinders 23 are connected to piston rods of the first hydraulic oil cylinders 22, the reinforcing rods 24 are installed on piston rods of the second hydraulic oil cylinders 23, the first hydraulic oil cylinders 22 and the second hydraulic oil cylinders 23 are matched with each other, the bridge is pushed forward, the structure is simple, meanwhile, the limiting plates 8 are tightly attached to the outer walls of the bridge, the bridge is prevented from shifting in the pushing process, and the stability is good.
one side of the guide plate 1 is provided with an auxiliary supporting mechanism 3, the auxiliary supporting mechanism 3 comprises a third hydraulic oil cylinder 31, a positioning plate 32, a rotating rod 33 and pulleys 34, the positioning plate 32 is connected to a piston rod of the third hydraulic oil cylinder 31, the rotating rods 33 distributed equidistantly are rotatably connected to the inner wall of the positioning plate 32, the pulleys 34 distributed symmetrically are installed on the outer wall of the rotating rod 33, the piston rod of the third hydraulic oil cylinder 31 moves upwards to enable the pulleys 34 to be tightly attached to the bottom of the bridge, the auxiliary supporting effect is achieved, friction of the bridge in the moving process can be reduced under the effect of the pulleys 34, and the resistance pushed by the first hydraulic oil cylinder 22 is reduced.
The working principle is as follows: firstly, a push plate 7 is installed on one side of each of two sliding plates 21, the push plate 7 is tightly attached to one end of a bridge, then two limiting plates 8 are installed on one side of the push plate 7, the limiting plates 8 are tightly attached to the outer wall of the bridge, then a piston rod of a second hydraulic cylinder 23 drives a reinforcing rod 24 to move downwards and insert into a positioning hole 4, a first hydraulic cylinder 22 extends the piston rod to push the bridge forwards, the bridge is pushed forwards all the time according to the step, pushing of the bridge is achieved, a pulley 34 is tightly attached to the bottom of the bridge through upward movement of a piston rod of a third hydraulic cylinder 31, the auxiliary supporting effect is achieved until two ends of the bridge are located at the tops of two brackets 9 respectively, and then the piston rod of the third hydraulic cylinder 31 is contracted, so that the bridge is placed between the two brackets 9.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A pushing device for installing a guide beam comprises guide plates (1) which are symmetrically distributed, and is characterized in that pushing mechanisms (2) are arranged on the inner walls of the two guide plates (1), each pushing mechanism (2) comprises a sliding plate (21) which is connected to the inner wall of each guide plate (1) in a sliding mode, a first hydraulic oil cylinder (22) which is installed on the outer wall of one side of each sliding plate (21), a second hydraulic oil cylinder (23) which is connected to a piston rod of each first hydraulic oil cylinder (22), and a reinforcing rod (24) which is installed on the piston rod of each second hydraulic oil cylinder (23);
the auxiliary supporting mechanism (3) is arranged on one side of the guide plate (1), and the auxiliary supporting mechanism (3) comprises a third hydraulic oil cylinder (31) arranged on one side of the guide plate (1), a positioning plate (32) connected to a piston rod of the third hydraulic oil cylinder (31), rotating rods (33) rotatably connected to the inner wall of the positioning plate (32) in equidistant distribution, and symmetrically distributed pulleys (34) arranged on the outer wall of the rotating rods (33).
2. The pushing equipment for installing the guide beam as claimed in claim 1, wherein the outer wall of the top of the guide plate (1) is provided with a sliding groove, and the size of the sliding groove is matched with that of the sliding plate (21).
3. The pushing equipment for installing the guide beam as claimed in claim 2, wherein the inner wall of the sliding chute is provided with positioning holes (4) distributed at equal intervals, and the size of the positioning holes (4) is matched with that of the reinforcing rod (24).
4. The pushing equipment for installing the guide beam as claimed in claim 1, wherein the outer wall of the bottom of the guide plate (1) is provided with a support plate (5), and the outer wall of the bottom of the support plate (5) is provided with first support legs (6) which are distributed at equal intervals.
5. The pushing equipment for installing the guide beam as claimed in claim 1, wherein the outer wall of one side of the sliding plate (21) is fixedly connected with a pushing plate (7) through a bolt, and the outer wall of one side of the pushing plate (7) is fixedly connected with symmetrically distributed limiting plates (8) through bolts.
6. The pushing equipment for installing the guide beam as claimed in claim 4, wherein the outer wall of the bottom of the supporting plate (5) is provided with equidistantly distributed brackets (9), and the outer wall of the bottom of the brackets (9) is provided with symmetrically distributed upright posts (10).
7. The pushing equipment for installing the guide beam as claimed in claim 1, wherein the outer wall of the bottom of the third hydraulic cylinder (31) is provided with a bearing platform (11), and the outer wall of the bottom of the bearing platform (11) is provided with symmetrically distributed second supporting legs (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123001252.0U CN217231500U (en) | 2021-12-01 | 2021-12-01 | Pushing equipment for installing guide beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123001252.0U CN217231500U (en) | 2021-12-01 | 2021-12-01 | Pushing equipment for installing guide beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217231500U true CN217231500U (en) | 2022-08-19 |
Family
ID=82818004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123001252.0U Expired - Fee Related CN217231500U (en) | 2021-12-01 | 2021-12-01 | Pushing equipment for installing guide beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217231500U (en) |
-
2021
- 2021-12-01 CN CN202123001252.0U patent/CN217231500U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220819 |