CN216126368U - Auxiliary device for bending galvanized steel pipe - Google Patents
Auxiliary device for bending galvanized steel pipe Download PDFInfo
- Publication number
- CN216126368U CN216126368U CN202121054761.7U CN202121054761U CN216126368U CN 216126368 U CN216126368 U CN 216126368U CN 202121054761 U CN202121054761 U CN 202121054761U CN 216126368 U CN216126368 U CN 216126368U
- Authority
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- China
- Prior art keywords
- roller
- steel pipe
- galvanized steel
- bending
- mounting plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229910001335 Galvanized steel Inorganic materials 0.000 title claims abstract description 76
- 239000008397 galvanized steel Substances 0.000 title claims abstract description 76
- 238000005452 bending Methods 0.000 title claims abstract description 52
- 238000005096 rolling process Methods 0.000 claims description 13
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The utility model provides an auxiliary device for bending a galvanized steel pipe, belonging to the technical field of municipal construction auxiliary tools. The elbow assembly comprises a mounting plate, a first roller and a second roller; the mounting plate is rotatably arranged on the support; the first roller and the second roller are both rotatably arranged on the mounting plate, the first roller and the second roller are arranged in parallel at intervals, and a channel for the galvanized steel pipe to pass through is formed between the first roller and the second roller; along with the rotation of the mounting plate, the first roller and the second roller are used for bending the galvanized steel pipe in the channel together. The manual operating rod is detachably connected with the mounting plate and used for driving the mounting plate to rotate. The auxiliary device for bending the galvanized steel pipe, provided by the utility model, can be conveniently moved, the working strength of workers is reduced to a certain extent, and the galvanized layer of the galvanized steel pipe can be prevented from being damaged by the arrangement of the first roller and the second roller, so that the auxiliary device is simple in structure and strong in practicability.
Description
Technical Field
The utility model belongs to the technical field of municipal construction auxiliary tools, and particularly relates to an auxiliary device for bending a galvanized steel pipe.
Background
The surface of the galvanized steel pipe is provided with a hot dip galvanized or electrogalvanized welded steel pipe. The galvanization can improve the corrosion resistance of the steel pipe and prolong the service life. Galvanized pipes are used in a wide range of applications, not only for pipelines for transporting low-pressure fluids such as water, gas and oil, but also in the petroleum industry, the chemical industry, the municipal industry and the like. In municipal engineering, galvanized steel pipes are usually bent in order to facilitate the threading and running of cables.
Among the prior art, the bending of galvanized steel pipe adopts the bending machine usually, but because of the bending machine is bulky great, can't need the staff to rush over two places along with the convenient removal in position of construction in municipal construction process to the debugging that the angle of bending to galvanized steel pipe does not stop takes trouble hard, and the practicality is relatively poor. In addition, a simple bending tool is adopted, but the galvanized steel pipe is high in rigidity, so that a galvanized layer of the galvanized steel pipe is easily damaged in the bending process, and the practicability is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an auxiliary device for bending a galvanized steel pipe, and aims to solve the problem that the existing galvanized steel pipe bending mode is poor in practicability.
In order to achieve the purpose, the utility model adopts the technical scheme that: provided is an auxiliary device for bending a galvanized steel pipe, comprising:
a support;
the pipe bending assembly comprises a mounting plate, a first roller and a second roller; the mounting plate is rotatably arranged on the support; the first roller and the second roller are both rotatably arranged on the mounting plate and are arranged in parallel at intervals, and a channel for a galvanized steel pipe to pass through is formed between the first roller and the second roller; the first roller and the second roller are used for bending the galvanized steel pipe in the channel together with the rotation of the mounting plate; and
and the manual operating rod is detachably connected with the mounting plate and is used for driving the mounting plate to rotate.
As another embodiment of the present application, the mounting plate is disposed along a vertical direction and has two plate surfaces;
two fixed shafts for rotatably connecting the first roller and the second roller are arranged on one of the plate surfaces of the mounting plate; and the other plate surface of the mounting plate is provided with a rotating shaft which is used for being rotationally connected with the support.
As another embodiment of the present application, each of the fixing shafts has a first end fixed to the mounting plate and a second end extending in a horizontal direction, and the second end is opposite to the first end.
As another embodiment of the present application, a second end of the fixing shaft is provided with a position-limiting portion for preventing the first roller or the second roller from separating from the corresponding fixing shaft.
As another embodiment of the present application, the diameter of the first roller is larger than the diameter of the second roller;
and arc-shaped grooves which are matched with the outer peripheral surface of the galvanized steel pipe are formed in the outer edge surfaces surrounding the first roller and the second roller.
As another embodiment of the present application, the support includes a bottom plate and a vertical plate; the bottom plate sets up along the horizontal direction, the riser sets up along vertical direction, the bottom with bottom plate body coupling, the top of riser is equipped with the confession the rotation axis rotates the commentaries on classics hole of connecting.
As another embodiment of this application, the crooked auxiliary device that uses of galvanized steel pipe still includes antifriction bearing, antifriction bearing sets up in changeing the hole, and the outer lane with change hole fixed connection, the inner circle confession the rotation axis pass and with rotation axis fixed connection.
As another embodiment of the present application, the rotating shaft is a spline shaft; the rotating shaft is arranged along the horizontal direction and is provided with a first rotating shaft end and a second rotating shaft end opposite to the first rotating shaft end, the first rotating shaft end is fixedly arranged on the mounting plate, and the second rotating shaft end penetrates through the rolling bearing and then extends outwards.
As another embodiment of the present application, one end of the hand lever has a spline hole for fitting with the protruding end of the rotating shaft.
The auxiliary device for bending the galvanized steel pipe has the advantages that: compared with the prior art, the auxiliary device for bending the galvanized steel pipe can be used for conveniently supporting the bent pipe assembly through the arranged support, so that the mounting plate can conveniently drive the first roller and the second roller to turn over. The arrangement of the first idler wheel and the second idler wheel can ensure that the first idler wheel and the second idler wheel are in rolling connection with the outer peripheral surface of the galvanized steel pipe, and a zinc coating of the galvanized steel pipe can be placed to be scratched or damaged in the bending process of the galvanized steel pipe. The manual operating rod can facilitate the overturning operation of the elbow assembly by workers, can be detached, and can realize convenient movement. The auxiliary device for bending the galvanized steel pipe, provided by the utility model, can be conveniently moved, the working strength of workers is reduced to a certain extent, and the galvanized layer of the galvanized steel pipe can be prevented from being damaged by the arrangement of the first roller and the second roller, so that the auxiliary device is simple in structure and strong in practicability.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural view of an auxiliary device for bending a galvanized steel pipe according to an embodiment of the present invention;
FIG. 2 is a schematic view of a support structure of an auxiliary device for bending a galvanized steel pipe according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a bend pipe assembly of an auxiliary device for bending a galvanized steel pipe according to an embodiment of the present invention;
FIG. 4 is a schematic structural view of a mounting plate of the auxiliary device for bending a galvanized steel pipe according to the embodiment of the present invention;
in the figure: 10. a support; 11. a base plate; 12. a vertical plate; 121. hole turning; 20. a tube bending assembly; 21. mounting a plate; 211. a fixed shaft; 212. a limiting part; 213. a rotating shaft; 22. a first roller; 221. an arc-shaped groove; 23. a second roller; 30. a manual operating lever; 31. a splined bore; 40. a galvanized steel pipe.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Referring to fig. 1 to 4 together, the auxiliary device for bending a galvanized steel pipe according to the present invention will now be described. The auxiliary device for bending the galvanized steel pipe comprises a support 10, a bent pipe assembly 20 and a hand lever 30. The elbow assembly 20 includes a mounting plate 21, a first roller 22 and a second roller 23; the mounting plate 21 is rotatably arranged on the support 10; the first roller 22 and the second roller 23 are rotatably arranged on the mounting plate 21, the first roller 22 and the second roller 23 are arranged in parallel at intervals, and a channel for the galvanized steel pipe 40 to pass through is formed between the first roller 22 and the second roller 23; as the mounting plate 21 rotates, the first roller 22 and the second roller 23 are used to bend the galvanized steel pipe 40 located in the passage together. The hand lever 30 is detachably connected with the mounting plate 21 and is used for driving the mounting plate 21 to rotate.
Compared with the prior art, the auxiliary device for bending the galvanized steel pipe provided by the utility model has the advantages that the support 10 is arranged, so that the bent pipe assembly 20 can be conveniently supported, and the mounting plate 21 can drive the first roller 22 and the second roller 23 to turn over. The arrangement of the first roller 22 and the second roller 23 can ensure the rolling connection with the outer peripheral surface of the galvanized steel pipe 40, and can place scratches or damage the zinc coating of the galvanized steel pipe 40 in the bending process of the galvanized steel pipe 40. The manual operating lever 30 can facilitate the turning operation of the elbow assembly 20 by the worker, and can be detachable and can be moved conveniently. The auxiliary device for bending the galvanized steel pipe, provided by the utility model, can be conveniently moved, the working strength of workers is reduced to a certain extent, and the galvanized layer of the galvanized steel pipe 40 can be prevented from being damaged by the arrangement of the first roller 22 and the second roller 23, so that the structure is simple and the practicability is high.
Referring to fig. 1 to 4 together, as an embodiment of the auxiliary device for bending a galvanized steel pipe according to the present invention, the mounting plate 21 is disposed along a vertical direction and has two plate surfaces. One of the plate surfaces of the mounting plate 21 is provided with two fixed shafts 211 for the first roller 22 and the second roller 23 to be rotatably connected respectively; the other plate surface of the mounting plate 21 is provided with a rotating shaft 213 for rotatably connecting with the support 10. The mounting plate 21 may be a rectangular plate or other plate structure that is disposed along a vertical direction and is easily turned. The arrangement of the fixing shaft 211 can facilitate the rotating installation of the first roller 22 and the second roller 23, and further can ensure that the galvanized steel pipe 40 is not damaged in the bending process. The rotation shaft 213 may be conveniently rotatably provided on the stand 10. The mounting plate 21 is simple in structure and convenient to manufacture.
Referring to fig. 1 to 4 together, each of the fixing shafts 211 has a first end of the fixing shaft 211 and a second end of the fixing shaft 211 opposite to the first end of the fixing shaft 211, the first end of the fixing shaft 211 is fixed on the mounting plate 21, and the second end of the fixing shaft 211 extends out along a horizontal direction. The axial direction of the fixed shaft 211 is parallel to the normal direction of the plate surface of the corresponding mounting plate 21, and the structure can facilitate bending of the galvanized steel pipe 40 in the channel and ensure the bending effect of the galvanized steel pipe 40.
Referring to fig. 1 to 4 together, as a specific implementation manner of the auxiliary device for bending a galvanized steel pipe according to the embodiment of the present invention, a second end of the fixing shaft 211 is provided with a limiting portion 212 for preventing the first roller 22 or the second roller 23 from being separated from the corresponding fixing shaft 211. The limiting part 212 is abutted to one end face of the first roller 22 or the second roller 23 far away from the mounting plate 21, so that the stability of the first roller 22 or the second roller 23 can be ensured, the first roller 22 or the second roller 23 is prevented from being separated from the fixing shaft 211, and the using effect is ensured. The stopper 212 may be a circular plate having a diameter greater than that of the fixing shaft 211; the first roller 22 or the second roller 23 may be limited by inserting a fixing pin through a radial hole formed at the second end of the fixing shaft 211.
Referring to fig. 1 to 4 together, as a specific implementation manner of the auxiliary device for bending a galvanized steel pipe according to the embodiment of the present invention, the diameter of the first roller 22 is larger than the diameter of the second roller 23. The outer edge surfaces surrounding the first roller 22 and the second roller 23 are provided with arc-shaped grooves 221 which are matched with the outer peripheral surface of the galvanized steel pipe 40. In the using process, the galvanized steel pipe 40 is subjected to three forces which respectively come from the first roller 22, the second roller 23 and the support 10, the force given to the galvanized steel pipe 40 by the first roller 22 is located between the second roller 23 and the support 10 and is opposite to the force given by the second roller 23 and the support 10, and the diameter of the first roller 21 is large, so that the bending diameter of the galvanized steel pipe 40 when being bent can be ensured, and the galvanized steel pipe is prevented from being pulled due to the fact that the arc diameter is small. The arc-shaped groove 221 can prevent the galvanized steel pipe 40 from slipping out in the channel, and ensure the stability of the galvanized steel pipe 40 being bent.
Referring to fig. 1 to 4 together, a support 10 includes a bottom plate 11 and a vertical plate 12; bottom plate 11 sets up along the horizontal direction, and riser 12 sets up along vertical direction, bottom and bottom plate 11 body coupling, and the top of riser 12 is equipped with and supplies rotation axis 213 to rotate the commentaries on classics hole 121 of connecting. Because the galvanized steel pipe 40 has a large diameter, and further has a large rigidity, it is not easily bent. And galvanized steel pipe 40 needs three points atress when being bent, and galvanized steel pipe 40 places on bottom plate 11 when buckling, and this structure can guarantee that the reverse action of one of them point of galvanized steel pipe 40 is acted on bottom plate 11, and then can guarantee that the staff operates more laborsavingly. The mounting plate 21 can be supported by the vertical plate 12, so that the mounting plate 21 can be conveniently turned over, the structure is simple, and the practicability is high.
Referring to fig. 1 to 4 together, the auxiliary device for bending a galvanized steel pipe according to an embodiment of the present invention further includes a rolling bearing disposed in the rotation hole 121, an outer ring of the rolling bearing is fixedly connected to the rotation hole 121, and an inner ring of the rolling bearing is used for the rotation shaft 213 to pass through and is fixedly connected to the rotation shaft 213. The rolling bearing can ensure the rotating effect of the mounting plate 21, reduce the resistance between the rotating shaft 213 and the rotating hole 121 and ensure the labor saving of workers. The rolling bearing is prior art and will not be described in detail herein.
As a specific implementation manner of the auxiliary device for bending a galvanized steel pipe according to the embodiment of the present invention, please refer to fig. 1 to 4 together, the rotating shaft 213 is a spline shaft; the rotating shaft 213 is disposed along the horizontal direction, and has a first end of the rotating shaft 213 fixed to the mounting plate 21 and a second end of the rotating shaft 213 opposite to the first end of the rotating shaft 213, and the second end of the rotating shaft 213 passes through the rolling bearing and extends outward. The spline shaft 31 is convenient for being fixedly connected with the rolling bearing, and can stably transmit torque, and the spline shaft and the connection structure of the spline shaft and the rolling bearing are in the prior art and are not described in detail herein.
As a specific implementation manner of the auxiliary device for bending a galvanized steel pipe provided in an embodiment of the present invention, please refer to fig. 1 to 4, one end of the manual operating rod 30 has a spline hole adapted to the protruding end of the rotating shaft 213, and the spline hole 31 can be adapted to the protruding end of the spline shaft, so that no circumferential sliding between the manual operating rod 30 and the rotating shaft is ensured, and axial sliding can be realized during rotation of the manual operating rod 30, which is convenient for disassembly and assembly.
The extended end of the rotating shaft 213 may be fixed with a regular triangular prism or a regular quadrangular prism, and the spline hole 31 is a prismatic hole adapted to the regular triangular prism or the regular quadrangular prism.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. Auxiliary device is used in crooked galvanized steel pipe, its characterized in that includes:
a support;
the pipe bending assembly comprises a mounting plate, a first roller and a second roller; the mounting plate is rotatably arranged on the support; the first roller and the second roller are both rotatably arranged on the mounting plate and are arranged in parallel at intervals, and a channel for a galvanized steel pipe to pass through is formed between the first roller and the second roller; the first roller and the second roller are used for bending the galvanized steel pipe in the channel together with the rotation of the mounting plate; and
and the manual operating rod is detachably connected with the mounting plate and is used for driving the mounting plate to rotate.
2. The auxiliary device for bending a galvanized steel pipe as set forth in claim 1, wherein the mounting plate is provided in a vertical direction and has two plate surfaces;
two fixed shafts for rotatably connecting the first roller and the second roller are arranged on one of the plate surfaces of the mounting plate; and the other plate surface of the mounting plate is provided with a rotating shaft which is used for being rotationally connected with the support.
3. The auxiliary device for bending a galvanized steel pipe as set forth in claim 2, wherein each of the fixing shafts has a first end fixed to the mounting plate and a second end extending in a horizontal direction opposite to the first end.
4. The auxiliary device for bending a galvanized steel pipe as claimed in claim 3, wherein a second end of the fixing shaft is provided with a limiting part for preventing the first roller or the second roller from being separated from the corresponding fixing shaft.
5. The auxiliary device for bending a galvanized steel pipe as set forth in claim 4, characterized in that the diameter of the first roller is larger than the diameter of the second roller;
and arc-shaped grooves which are matched with the outer peripheral surface of the galvanized steel pipe are formed in the outer edge surfaces surrounding the first roller and the second roller.
6. The auxiliary device for bending a galvanized steel pipe as claimed in claim 2, wherein the support comprises a bottom plate and a vertical plate; the bottom plate sets up along the horizontal direction, the riser sets up along vertical direction, the bottom with bottom plate body coupling, the top of riser is equipped with the confession the rotation axis rotates the commentaries on classics hole of connecting.
7. The auxiliary device for bending a galvanized steel pipe as set forth in claim 6, characterized in that the auxiliary device for bending a galvanized steel pipe further comprises a rolling bearing disposed in the rotary hole, an outer ring fixedly connected to the rotary hole, and an inner ring for the rotary shaft to pass through and fixedly connected to the rotary shaft.
8. The auxiliary device for bending a galvanized steel pipe as set forth in claim 7, characterized in that the rotating shaft is a spline shaft; the rotating shaft is arranged along the horizontal direction and is provided with a first rotating shaft end and a second rotating shaft end opposite to the first rotating shaft end, the first rotating shaft end is fixedly arranged on the mounting plate, and the second rotating shaft end penetrates through the rolling bearing and then extends outwards.
9. The auxiliary device for bending a galvanized steel pipe as set forth in claim 8, wherein one end of the hand lever has a splined hole for fitting with the protruding end of the rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121054761.7U CN216126368U (en) | 2021-05-17 | 2021-05-17 | Auxiliary device for bending galvanized steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121054761.7U CN216126368U (en) | 2021-05-17 | 2021-05-17 | Auxiliary device for bending galvanized steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216126368U true CN216126368U (en) | 2022-03-25 |
Family
ID=80765742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121054761.7U Expired - Fee Related CN216126368U (en) | 2021-05-17 | 2021-05-17 | Auxiliary device for bending galvanized steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216126368U (en) |
-
2021
- 2021-05-17 CN CN202121054761.7U patent/CN216126368U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220325 |