CN211368401U - Rotary joint on bridge girder erection machine - Google Patents
Rotary joint on bridge girder erection machine Download PDFInfo
- Publication number
- CN211368401U CN211368401U CN201921358660.1U CN201921358660U CN211368401U CN 211368401 U CN211368401 U CN 211368401U CN 201921358660 U CN201921358660 U CN 201921358660U CN 211368401 U CN211368401 U CN 211368401U
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- nut
- rotary joint
- cavity
- rotating seat
- seat
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 15
- 239000010959 steel Substances 0.000 claims abstract description 15
- 238000005096 rolling process Methods 0.000 claims abstract description 13
- 230000000149 penetrating effect Effects 0.000 claims abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
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Abstract
A rotary joint on a bridge girder erection machine comprises an upper rotary joint, a lower rotary joint and a cavity, wherein the upper rotary joint and the lower rotary joint are arranged on the upper side and the lower side of the cavity, and locking structures are arranged on the upper rotary joint and the lower rotary joint; the locking structure comprises a first rotating seat, a second rotating seat, a first nut, a second nut, a third nut, a penetrating top and finish rolling threaded steel bars, the first nut is arranged in the first rotating seat, the second nut is arranged in one end of the second rotating seat, the penetrating top is arranged at the other end of the rotating seat, the third nut is sleeved in the penetrating top, and the finish rolling threaded steel bars penetrate through the first rotating seat and the second rotating seat. Frame rotary joint on bridge crane, simple structure, reasonable in design, convenient operation is swift, low in production cost connects after rotatory certain angle, adjusts to the required position of design, need carry out the locking, prevents to connect and continues to rotate.
Description
Technical Field
The utility model belongs to the technical field of bridge girder erection machine machinery, specifically, relate to a rotary joint on bridge girder erection machine.
Background
With the continuous and rapid development of economy in China, the demand on bridge cranes is more and more, and the bridge cranes become essential key equipment for a plurality of construction sites as large-scale special equipment in the industries of infrastructure construction and logistics transportation.
In the prior art, different pipe sections need to be connected through pipe joints, and the pipe joints are all pipe joints with fixed steering angles. Due to the requirement of curve construction, one joint of the main beam of the bridge girder erection machine needs to be designed into a rotary joint.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims at providing a rotary joint on frame bridge crane connects and rotates to certain angle after, adjusts the required position of design, need carry out the locking, prevents to connect and continues to rotate.
The technical scheme is as follows: the utility model provides a rotary joint on a bridge girder erection machine, which comprises an upper rotary joint, a lower rotary joint and a cavity, wherein the upper rotary joint and the lower rotary joint are arranged on the upper side and the lower side of the cavity, and the upper rotary joint and the lower rotary joint are provided with locking structures; the locking structure comprises a first rotating seat, a second rotating seat, a first nut, a second nut, a third nut, a penetrating top and finish rolling threaded steel bars, the first nut is arranged in the first rotating seat, the second nut is arranged in one end of the second rotating seat, the penetrating top is arranged at the other end of the rotating seat, the third nut is sleeved in the penetrating top, and the finish rolling threaded steel bars penetrate through the first rotating seat and the second rotating seat.
The utility model discloses a rotary joint on bridge girder erection machine, structural design is reasonable, connects after rotatory certain angle, adjusts the required position of design, need carry out the locking, prevents to connect and continues to rotate, closely overlaps between roating seat and the nut and establishes stable in structure.
Furthermore, the cavity of the rotary joint on the bridge girder erection machine comprises a first cavity and a second cavity, and the first cavity and the second cavity are arranged in parallel.
Furthermore, in the above rotary joint on the bridge erecting machine, the edge of the first rotary seat is in a trapezoidal structure, and the first rotary seat is arranged on the upper side and the lower side of the first cavity.
Furthermore, in the above rotary joint on the bridge erecting machine, the first rotary seat is provided with a first groove, and one end of the first nut is sleeved in the first groove.
Furthermore, in the above rotary joint on the bridge erecting machine, the edge of the second rotary seat is in a trapezoidal structure, and the second rotary seat is arranged on the upper side and the lower side of the second cavity.
Furthermore, in the above rotary joint on the bridge erecting machine, the second rotary seat is provided with a second groove, and one end of the second nut is sleeved in the second groove.
Furthermore, in the rotary joint of the bridge girder erection machine, the first rotary seat, the second rotary seat, the first nut, the second nut, the third nut, the piercing point and the center line of the finish-rolled threaded steel bar are on the same axis. On the same axis, the connection is tight, the rotation is smooth and easy, and the rotation efficiency is high.
Furthermore, the penetrating top of the rotary joint on the bridge girder erection machine is provided with an oil pipe and a pump station. The oil pipe and the pump station are reasonable in design, the pump station is started, the penetrating top extends out, and then the joint is pulled to rotate.
Above-mentioned technical scheme can find out, the utility model discloses following beneficial effect has: frame rotary joint on bridge crane, simple structure, reasonable in design, convenient operation is swift, low in production cost connects after rotatory certain angle, adjusts to the required position of design, need carry out the locking, prevents to connect and continues to rotate, closely overlaps between roating seat and the nut and establishes, on same axis, connect closely, rotatory smooth and easy, the rotation efficiency is high, has very high spreading value.
Drawings
Fig. 1 is a schematic structural view of a rotary joint on a bridge girder erection machine according to the present invention;
fig. 2 is a schematic structural diagram of a rotating state of a rotary joint on the bridge girder erection machine according to the present invention;
fig. 3 is a schematic structural diagram of a locking state of a rotary joint on the bridge girder erection machine of the present invention.
In the figure: the device comprises an upper rotary joint 1, a lower rotary joint 2, a first rotary seat 3, a first groove 31, a second rotary seat 4, a second groove 41, a first nut 5, a second nut 6, a third nut 7, a piercing top 8, finish-rolled threaded steel bars 9, a first cavity 10 and a second cavity 11.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Example 1
The rotary joint on the bridge girder erection machine shown in fig. 1-2 comprises an upper rotary joint 1, a lower rotary joint 2 and a cavity, wherein the upper rotary joint 1 and the lower rotary joint 2 are arranged on the upper side and the lower side of the cavity, and the upper rotary joint 1 and the lower rotary joint 2 are provided with locking structures; wherein, locking structure includes first roating seat 3, second roating seat 4, first nut 5, second nut 6, third nut 7, piercing top 8 and finish rolling twisted steel 9, first nut 5 sets up in first roating seat 3, second nut 6 sets up in second roating seat 4 one end, piercing top 8 sets up another tip of roating seat 4 often, the 7 covers of third nut are established in piercing top 8, finish rolling twisted steel 9 runs through the setting in first roating seat 3 and second roating seat 4. The cavity comprises a first cavity 10 and a second cavity 11, and the first cavity 10 and the second cavity 11 are arranged in parallel. The edge part of the first rotating seat 3 is in a trapezoidal structure, and the first rotating seat 3 is arranged on the upper side and the lower side of the first cavity 10. The first rotating base 3 is provided with a first groove 31, and one end of the first nut 5 is sleeved in the first groove 31. The edge of the second rotating seat 4 is in a trapezoidal structure, and the second rotating seat 4 is arranged on the upper side and the lower side of the second cavity 11. The second rotating seat 4 is provided with a second groove 41, and one end of the second nut 6 is sleeved in the second groove 41. The center lines of the first rotating seat 3, the second rotating seat 4, the first nut 5, the second nut 6, the third nut 7, the piercing jack 8 and the finish rolling threaded steel bar 9 are on the same axis. And an oil pipe and a pump station are arranged on the piercing roof 8.
The rotation state of the rotary joint is as follows: after the direction needing to rotate is determined, the nuts 2 for adjusting and locking up and down on the opposite side are loosened, the penetrating top and the nuts 3 are installed at the positions of adjusting and locking up and down on the rotating side, the oil pipe and the pump station are communicated, the pump station is started, the piston rod of the penetrating top 8 is extended out, and therefore the joint can be pulled to rotate.
Example 2
The rotary joint on the bridge girder erection machine shown in fig. 3 comprises an upper rotary joint 1, a lower rotary joint 2 and a cavity, wherein the upper rotary joint 1 and the lower rotary joint 2 are arranged on the upper side and the lower side of the cavity, and the upper rotary joint 1 and the lower rotary joint 2 are provided with locking structures; wherein, locking structure includes first roating seat 3, second roating seat 4, first nut 5, second nut 6 and finish rolling twisted steel 9, first nut 5 sets up in first roating seat 3, second nut 6 sets up in second roating seat 4 one end, finish rolling twisted steel 9 runs through the setting in first roating seat 3 and second roating seat 4. The cavity comprises a first cavity 10 and a second cavity 11, and the first cavity 10 and the second cavity 11 are arranged in parallel. The edge part of the first rotating seat 3 is in a trapezoidal structure, and the first rotating seat 3 is arranged on the upper side and the lower side of the first cavity 10. The first rotating base 3 is provided with a first groove 31, and one end of the first nut 5 is sleeved in the first groove 31. The edge of the second rotating seat 4 is in a trapezoidal structure, and the second rotating seat 4 is arranged on the upper side and the lower side of the second cavity 11. The second rotating seat 4 is provided with a second groove 41, and one end of the second nut 6 is sleeved in the second groove 41. The center lines of the first rotating seat 3, the second rotating seat 4, the first nut 5, the second nut 6 and the finish rolling threaded steel bar 9 are on the same axis.
The locking state of the rotary joint is as follows: after the joint is rotated and adjusted to a designed angle, the up-and-down adjustment of the left side and the right side and the screwing of the nut 2 at the locking position are carried out, so that the rotating joint of the main beam is locked.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a rotary joint on bridging machine, rotary joint sets up on bridging machine girder, its characterized in that: the device comprises an upper rotary joint (1), a lower rotary joint (2) and a cavity, wherein the upper rotary joint (1) and the lower rotary joint (2) are arranged on the upper side and the lower side of the cavity, and locking structures are arranged on the upper rotary joint (1) and the lower rotary joint (2); wherein, locking structure includes first roating seat (3), second roating seat (4), first nut (5), second nut (6), third nut (7), piercing top (8) and finish rolling twisted steel (9), first nut (5) set up in first roating seat (3), second nut (6) set up in second roating seat (4) one end, piercing top (8) set up another tip of roating seat (4) often, third nut (7) cover is established in piercing top (8), finish rolling twisted steel (9) run through the setting in first roating seat (3) and second roating seat (4).
2. A swivel joint on a bridge girder erection machine according to claim 1, wherein: the cavity comprises a first cavity (10) and a second cavity (11), and the first cavity (10) and the second cavity (11) are arranged in parallel.
3. A swivel joint on a bridge girder erection machine according to claim 1, wherein: the edge part of the first rotating seat (3) is of a trapezoidal structure, and the first rotating seat (3) is arranged on the upper side and the lower side of the first cavity (10).
4. A swivel joint on a bridge girder erection machine according to claim 3, wherein: the first rotating seat (3) is provided with a first groove (31), and one end of the first nut (5) is sleeved in the first groove (31).
5. A swivel joint on a bridge girder erection machine according to claim 1, wherein: the edge part of the second rotating seat (4) is of a trapezoidal structure, and the second rotating seat (4) is arranged on the upper side and the lower side of the second cavity (11).
6. A swivel joint on a bridge girder erection machine according to claim 5, wherein: the second rotating seat (4) is provided with a second groove (41), and one end of the second nut (6) is sleeved in the second groove (41).
7. A swivel joint on a bridge girder erection machine according to claim 1, wherein: the center lines of the first rotating seat (3), the second rotating seat (4), the first nut (5), the second nut (6), the third nut (7), the penetrating top (8) and the finish rolling threaded steel bar (9) are on the same axis.
8. A swivel joint on a bridge girder erection machine according to claim 1, wherein: and an oil pipe and a pump station are arranged on the piercing top (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921358660.1U CN211368401U (en) | 2019-08-21 | 2019-08-21 | Rotary joint on bridge girder erection machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921358660.1U CN211368401U (en) | 2019-08-21 | 2019-08-21 | Rotary joint on bridge girder erection machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211368401U true CN211368401U (en) | 2020-08-28 |
Family
ID=72152924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921358660.1U Expired - Fee Related CN211368401U (en) | 2019-08-21 | 2019-08-21 | Rotary joint on bridge girder erection machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211368401U (en) |
-
2019
- 2019-08-21 CN CN201921358660.1U patent/CN211368401U/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: 20200828 |