CN218699925U - Rubber rod steering pipe drawing device - Google Patents
Rubber rod steering pipe drawing device Download PDFInfo
- Publication number
- CN218699925U CN218699925U CN202223121797.XU CN202223121797U CN218699925U CN 218699925 U CN218699925 U CN 218699925U CN 202223121797 U CN202223121797 U CN 202223121797U CN 218699925 U CN218699925 U CN 218699925U
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- pipe
- gravity block
- rubber rod
- rotating
- drawing device
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Abstract
A rubber bar steering and pipe drawing device is characterized in that a variable frequency winch is arranged beside a gravity block, and an embedded steel plate is arranged inside the gravity block; the middle shaft rotating disc is welded on the embedded steel plate at the middle lower part of the gravity block; the lifting lugs are embedded in the four corners of the gravity block; the ball rotating beads are bolted at the upper, middle and lower positions between the middle shaft rotating disc and the outer circular rotating pipe, and the top parts of the middle shaft rotating disc and the outer circular rotating pipe are sealed with the anti-falling cover. The device drives the rubber rod extending device to rotate by the frequency-conversion speed-regulation dragging steel wire rope of the frequency-conversion winch, and drags out the rubber rod from the box girder concrete. In order to achieve the purpose of changing the angle, the center shaft turntable is used for rotating the shaft outer circle rotating pipe and the ball rotating bead to rotate 360 degrees along the shaft through the gravity block fixing device, the rubber rod rotates on the device in a steering mode, the purpose of quick construction of turning, dragging and pulling the rubber rod can be achieved, and the rubber rod turning and pulling device has the advantages of being simple in structure, low in cost, easy to operate, good in safety and good in universality.
Description
Technical Field
The utility model belongs to the technical field of the supporting apparatus of machinery, concretely relates to rubber stick turns to tube drawing device.
Background
The post-tensioning prestressed concrete simply supported box girder has the advantages of simple structure, good stress, high rigidity and the like, and is widely applied to railway construction, the prestressed hole forming mode of the box girder mostly adopts rubber rod hole forming, the existing construction method is that a winch is manually operated to drag a rubber rod oppositely or a rod pulling machine is adopted to roll and pull the rubber rod through pressure, a prestressed pore channel is formed in the box girder concrete after the rubber rod is pulled out, the operation space for dragging the rubber rod hole forming by the winch is large, the operation length which is 10 meters longer than the length of the rubber rod is required, and the method limits the arrangement mode of a girder-making pedestal; the rod pulling machine has small rod pulling hole forming space but has the problems of serious damage to the rubber rod, easy breakage of the rubber rod and the like.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model aims to provide a rubber rod steering and pipe drawing device which has the characteristics of simple structure, low cost, easy operation, good safety and good universality.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
a rubber rod steering pipe drawing device comprises a variable frequency winch (1) and is characterized in that the variable frequency winch (1) is arranged beside a gravity block (2), and a pre-buried steel plate is arranged inside the gravity block (2); the middle shaft turntable (4) is welded on the embedded steel plate at the middle lower part of the gravity block (2); the lifting lugs (3) are embedded in the four corners of the gravity block (2); the spherical rotating beads (5) are bolted at the upper, middle and lower positions between the middle shaft rotating disk (4) and the outer circular rotating pipe (6), and the tops of the middle shaft rotating disk (4) and the outer circular rotating pipe (6) are covered with an anti-falling cover (7).
The gravity block (2) is square, and the middle part of the gravity block is a circular hollow.
The middle shaft rotating disc (4) is a round steel pipe, is vertically welded on the embedded steel plate of the gravity block, and is about 4m in height.
The ball rotating beads (5) are arranged in the plurality of rotating beads, are not arranged in the ball rotating beads (5), can rotate freely for 360 degrees, and can be internally coated with grease for lubrication.
The outer circular rotating pipe (6) is a circular steel pipe, and the diameter of the outer circular rotating pipe is larger than that of the middle shaft rotating disc (4).
The utility model has the advantages that:
1) The variable frequency rolling of the variable frequency winch realizes the purpose of pulling out the rod at different winding speeds.
2) Through gravity piece fixing device, axis carousel is that the axle excircle changes the pipe and ball changes the pearl and prolongs 360 degrees rotations of axle, and the rotation is turned to the rubber stick on the device, realizes that the rubber stick diversion is dragged and is drawn quick construction purpose.
3) Simple structure, with low costs, convenient to use is swift, operates safe and reliable, has improved the efficiency, has reduced the rubber stick damage, is applicable to post-tensioned box girder rubber stick and pulls out the excellent construction.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Wherein, 1 is a frequency conversion winch, 2 is a gravity block, 3 is a lifting lug, 4 is a center shaft turntable, 5 is a circular rotating bead, 6 is an outer circular rotating pipe, and 7 is an anti-drop cover.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, the rubber rod steering pipe drawing device comprises a variable frequency winch (1) and is characterized in that the variable frequency winch (1) is arranged beside a gravity block (2), and an embedded steel plate is arranged inside the gravity block (2); the middle shaft turntable (4) is welded on the embedded steel plate at the middle lower part of the gravity block (2); the lifting lugs (3) are embedded in the four corners of the gravity block (2); the spherical rotating beads (5) are bolted at the upper, middle and lower positions between the middle shaft rotating disk (4) and the outer circular rotating pipe (6), and the tops of the middle shaft rotating disk (4) and the outer circular rotating pipe (6) are covered with an anti-falling cover (7).
The gravity block (2) is square, and the middle part of the gravity block is a circular hollow.
The middle shaft rotating disc (4) is a round steel pipe, is vertically welded on the embedded steel plate of the gravity block, and is about 4m in height.
The plurality of rotating balls (5) are arranged in the ball rotating ball (5) and can freely rotate for 360 degrees, and the interior of the rotating balls can be coated with grease for lubrication.
The outer circular rotating pipe (6) is a circular steel pipe, and the diameter of the outer circular rotating pipe is larger than that of the middle shaft rotating disc (4).
The utility model discloses a theory of operation is:
the steel wire rope of the variable frequency winch bypasses the device to be bound on the rubber rod, the variable frequency speed regulation winch steel wire rope of the variable frequency winch drives the rubber rod to be dragged and rotated, the device is fixed through the gravity block, the middle shaft turntable is used for rotating the shaft outer circle rotating pipe and the ball rotating ball to extend the shaft 360 degrees, the rubber rod is rotated through the pulling driving device of the variable frequency winch, the rubber rod is dragged out from the box girder concrete through the device steering rotation, and the purpose of quick construction of turning, dragging and pulling the rubber rod can be achieved.
Claims (5)
1. A rubber rod steering pipe drawing device comprises a variable frequency winch (1) and is characterized in that the variable frequency winch (1) is arranged beside a gravity block (2), and a pre-buried steel plate is arranged inside the gravity block (2); the middle shaft turntable (4) is welded on the embedded steel plate at the middle lower part of the gravity block (2); the lifting lugs (3) are embedded in the four corners of the gravity block (2); the spherical rotating beads (5) are bolted at the upper, middle and lower positions between the middle shaft rotating disk (4) and the outer circular rotating pipe (6), and the tops of the middle shaft rotating disk (4) and the outer circular rotating pipe (6) are covered with an anti-falling cover (7).
2. The rubber rod steering and pipe drawing device according to claim 1, wherein the gravity block (2) is square and has a circular hollow in the middle.
3. The rubber rod steering and pipe drawing device as claimed in claim 1, wherein the central axis turntable (4) is a circular steel pipe, is vertically welded on a pre-embedded steel plate of the gravity block, and has a height of about 4m.
4. The rubber rod steering and pipe drawing device according to claim 1, wherein the plurality of round balls (5) are arranged in the round balls (5) and can freely rotate for 360 degrees, and the inside of the round balls can be coated with grease for lubrication.
5. The rubber rod steering and pipe-drawing device according to claim 1, wherein the outer circular rotating pipe (6) is a circular steel pipe, and the diameter of the circular steel pipe is larger than that of the central shaft rotating disc (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223121797.XU CN218699925U (en) | 2022-11-24 | 2022-11-24 | Rubber rod steering pipe drawing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223121797.XU CN218699925U (en) | 2022-11-24 | 2022-11-24 | Rubber rod steering pipe drawing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218699925U true CN218699925U (en) | 2023-03-24 |
Family
ID=85623216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223121797.XU Active CN218699925U (en) | 2022-11-24 | 2022-11-24 | Rubber rod steering pipe drawing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218699925U (en) |
-
2022
- 2022-11-24 CN CN202223121797.XU patent/CN218699925U/en active Active
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