CN218744156U - On-spot return bend forming device of pipeline under pressure - Google Patents
On-spot return bend forming device of pipeline under pressure Download PDFInfo
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- CN218744156U CN218744156U CN202222759254.4U CN202222759254U CN218744156U CN 218744156 U CN218744156 U CN 218744156U CN 202222759254 U CN202222759254 U CN 202222759254U CN 218744156 U CN218744156 U CN 218744156U
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Abstract
The utility model belongs to the technical field of the on-spot prefabricated technique of pipeline under pressure and specifically relates to a pipeline under pressure on-site return bend forming device is related to, the load simulator comprises a case, one side of machine case is equipped with two fixed electronic rollers that are isosceles triangle and one along the movable electric roller that vertical direction removed, and two fixed electronic rollers are established side by side on same horizontal plane, the top at two fixed electronic rollers is established to movable electric roller. When the elbow with a specific angle or curvature needs to be manufactured on site, the utility model can calculate the curvature radius of the elbow by utilizing the principle of three-point circle, and can adjust the curvature of the formed elbow according to the scale on the spiral pressure rod; different grooves are processed on the rollers to meet the molding requirements of pipes with different calibers; the seamless pipe fitting manufactured by the device has high manufacturing efficiency relative to a welded pipe fitting, has more reliable quality and has important significance for the safe operation of a pressure pipeline.
Description
Technical Field
The utility model belongs to the technical field of the on-spot prefabricated technique of pipeline under pressure and specifically relates to a pipeline under pressure on-spot return bend forming device is related to.
Background
The pressure pipeline is a common material conveying device in the chemical and electric power industry. The pressure pipeline has the main characteristics of complex structure and high requirements on field installation work. At present, the trend or the caliber of a pipeline is changed by commonly using finished pipe fittings (such as elbows, tees, large and small heads and the like) for the pipeline with small caliber. For large-diameter pipelines or structures with the trend changing according to specific angles in design, some welding elbows need to be manufactured according to actual conditions in field installation. The elbow is manufactured by cutting a straight pipe, the shape change is discontinuous, the welding difficulty is high, and the uncertainty of the quality of the pipe fitting is improved due to the existence of a welding line.
SUMMERY OF THE UTILITY MODEL
The utility model aims to improve the defect that prior art exists, utilize the principle of three point circle, design a pipeline under pressure on-the-spot return bend forming device.
The utility model provides an on-spot return bend forming device of pipeline under pressure, the load simulator comprises a case, one side of machine case is equipped with two fixed electronic rollers that are isosceles triangle and one along the movable electronic roller that vertical direction removed, and two fixed electronic rollers are established side by side on same horizontal plane, the top at two fixed electronic rollers is established to the movable electronic roller.
Further, the fixed electric roller and the movable electric roller are both provided with grooves.
Furthermore, the fixed electric roller and the movable electric roller are respectively provided with a groove with different widths for adapting to the molding requirements of pipes with different calibers.
Furthermore, the upper end of the motor part of the movable electric roller in the case is connected with a threaded pressure rod, and the threaded pressure rod is in threaded connection with the upper part of the case.
Furthermore, a sliding groove is formed in the side wall, close to the movable electric roller, of the case, and the movable electric roller moves up and down along the sliding groove.
Furthermore, the surface of the threaded pressure rod is provided with scale marks.
Furthermore, the outer side of the connecting line between the movable electric roller and one fixed electric roller is a pipe inlet side.
Further, a heating device for preheating the pipeline is arranged on the pipe inlet side.
Further, the heating device is an electromagnetic heating coil.
Further, the pipe passes inside the electromagnetic heating coil.
Has the advantages that:
when the elbow with a specific angle or curvature needs to be manufactured on site, the utility model can calculate the curvature radius of the elbow by utilizing the principle of three-point circle, and can adjust the curvature of the formed elbow according to the scale on the spiral pressure rod; different grooves are processed on the rollers to meet the molding requirements of pipes with different calibers; the seamless pipe fitting manufactured by the device has high manufacturing efficiency relative to a welding pipe fitting, has more reliable quality and has important significance for the safe operation of a pressure pipeline.
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 embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is an overall schematic view of the present invention.
Description of the reference numerals: 1-case, 2-fixed electric roller, 3-movable electric roller, 4-groove, 5-threaded compression bar, 6-sliding groove, 7-scale mark and 8-electromagnetic heating coil.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of 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", "outer", "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, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "coupled" are to be construed broadly and may include, for example, fixed connections, removable connections, or integral connections; 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 in specific cases to those skilled in the art.
Example 1
The utility model provides an on-spot return bend forming device of pipeline under pressure, as shown in figure 1, includes quick-witted case 1, and one side of quick-witted case 1 is equipped with two fixed electric rollers 2 that are isosceles triangle and arrange and a movable electric roller 3 that moves along vertical direction, and two fixed electric rollers 2 are established side by side on same horizontal plane, and movable electric roller 3 is established in the top of two fixed electric rollers 2. All be equipped with the recess on fixed electric roller 2 and the activity electric roller 3, the recess outwards extends from electric roller's central line and is equipped with the recess 4 that the width gradually increases to adapt to different bore pipe shaping demands.
The upper end of the motor part of the movable electric roller 3, which is positioned in the case 1, is connected with a threaded pressure rod, the threaded pressure rod 5 penetrates through the upper part of the case 1 and is in threaded connection with the case, a sliding groove 6 is arranged on the side wall of the case 1, which is close to the movable electric roller 3, and the movable electric roller 3 moves up and down along the sliding groove 6. Make screw thread depression bar 5 reciprocate through manual rotatory screw thread depression bar 5, and then drive whole movable electric roller 3 and remove along sliding tray 6, adjust the distance of 3 fixed electric rollers 2 of movable electric roller distance, the camber size of adjustment shaping return bend. The surface of the threaded pressure lever 5 is provided with scale marks 7, so that the descending distance of the adjustable electric roller 3 can be clearly determined.
The outer side of a connecting line between the movable electric roller 3 and one of the fixed electric rollers 2 is a pipe inlet side, an electromagnetic heating coil 8 for preheating a pipeline is arranged on the pipe inlet side, and the pipeline penetrates through the electromagnetic heating coil 8; the cold work hardening of the pipeline in the pipe bending process is reduced, and the quality of the bent pipe is improved. When the pipeline gos deep into electromagnetic heating coil, can carry out even heating around the pipeline, according to electromagnetic heating coil's characteristic in addition, when the pipeline gos deep into electromagnetic heating coil, electromagnetic heating coil just can the continuous heat that produces of working source, when the pipeline leaves electromagnetic heating coil, will not heat, prevent to lead to scalding unexpected emergence because the workman forgets to close heating switch.
The working and using processes are as follows:
before use, the threaded pressure rod 5 is adjusted to a proper position, a straight pipe to be formed extends into the middle of the fixed electric roller 2 and the movable electric roller 3 from the feeding side, and the pipe end extends out of the fixed electric roller 2 on the other side; and rotating the threaded pressure rod 5 clockwise, and adjusting the threaded pressure rod 5 to a required position according to the scale mark 7 on the pressure rod. The starter motor, motor drive fixed electronic roller 2 is rotatory, and the shaping return bend is seen off from the discharge side, closes the power when needing length, and anticlockwise rotation screw thread depression bar 5 takes out the return bend can.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. The utility model provides an on-spot return bend forming device of pipeline under pressure, its characterized in that, includes quick-witted case, one side of quick-witted case is equipped with two fixed electric rollers that are isosceles triangle and arrange and a movable electric roller that moves along vertical direction, and two fixed electric rollers are established side by side on same horizontal plane, the top at two fixed electric rollers is established to the activity electric roller.
2. The apparatus according to claim 1, wherein the stationary motorized roller and the movable motorized roller each have a groove formed therein.
3. The apparatus according to claim 1, wherein the fixed motorized roller and the movable motorized roller each have a groove with different widths to accommodate different pipe diameters.
4. The on-site pipe bending device for the pressure pipeline according to claim 3, wherein a threaded pressure rod is connected to an upper end of a motor part of the movable electric roller, which is located inside the case, and the threaded pressure rod is in threaded connection with an upper part of the case.
5. The apparatus according to claim 4, wherein a sliding groove is formed on a side wall of the housing adjacent to the movable motorized roller, and the movable motorized roller moves up and down along the sliding groove.
6. The apparatus according to claim 4, wherein the threaded strut has a surface with graduations.
7. The apparatus according to claim 1, wherein the outer side of the connection line between the movable motorized roller and one of the fixed motorized rollers is the pipe inlet side.
8. The apparatus according to claim 7, wherein the inlet side is provided with a heating device for preheating the pipe.
9. The pressure line in-situ elbow forming device according to claim 8, wherein the heating device is an electromagnetic heating coil.
10. The pressure line in-situ elbow forming device according to claim 9, wherein the line passes inside an electromagnetic heating coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222759254.4U CN218744156U (en) | 2022-10-19 | 2022-10-19 | On-spot return bend forming device of pipeline under pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222759254.4U CN218744156U (en) | 2022-10-19 | 2022-10-19 | On-spot return bend forming device of pipeline under pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218744156U true CN218744156U (en) | 2023-03-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222759254.4U Active CN218744156U (en) | 2022-10-19 | 2022-10-19 | On-spot return bend forming device of pipeline under pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218744156U (en) |
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2022
- 2022-10-19 CN CN202222759254.4U patent/CN218744156U/en active Active
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