CN217291172U - Steel pipeline butt joint adjusting device - Google Patents
Steel pipeline butt joint adjusting device Download PDFInfo
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- CN217291172U CN217291172U CN202220914726.6U CN202220914726U CN217291172U CN 217291172 U CN217291172 U CN 217291172U CN 202220914726 U CN202220914726 U CN 202220914726U CN 217291172 U CN217291172 U CN 217291172U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The utility model relates to a steel pipeline butt joint adjusting device belongs to the construction technology field of building pipeline. The device comprises a support, wherein a jack is fixed on the support, left and right adjusting columns which are obliquely arranged towards the jack are symmetrically fixed on two sides of the jack, each adjusting column mainly comprises a sleeve and an adjustable lead screw in threaded connection with the sleeve, and three supporting points for supporting the steel pipeline are formed by the top end of a piston rod of the jack, the top end of the adjustable lead screw of the left adjusting column and the top end of the adjustable lead screw of the right adjusting column. The utility model discloses the device adjustment rate is fast, the precision is high, has improved the engineering quality, has alleviateed workman construction strength for construction speed has shortened construction period greatly, has reduced construction cost, but the wide application is worth using widely in various piping erection construction projects.
Description
Technical Field
The utility model belongs to the technical field of the construction, in particular to construction of pipeline specifically is a steel pipeline butt joint adjusting device such as be used for heating installation, natural gas, feedwater direct-burried.
Background
In recent years, with the great enhancement of the basic construction projects in China, particularly the increase of municipal construction, such as city pipe network construction projects, the construction method advocates the construction concept of saving, high efficiency and safety. Among the pipe network construction project, the engineering volume of pipe network direct-burried laying construction is huge, and the distance is also very long, so the pipeline butt joint condition that corresponds is more, connects a large amount, and when carrying out pipe welding, the pipeline is big, consuming time long with the pipeline butt joint degree of difficulty.
Along with the development of scientific and technological, the auxiliary device of pipeline butt joint has also appeared, present traditional butt joint mode adopts steel pipe door-shaped frame to add the guide chain and carries out the mouth of pipe butt joint, this kind of traditional approach is by a large amount of manpowers transport pipeline, it is inconvenient and danger coefficient is high to remove, in the installation, also need use the manpower to adjust, and if the pipeline is long, still need the manpower to slowly adjust to remove, great increase work load, and consuming time many, the butt joint precision is relatively poor, this kind of installation has can't satisfy the requirement of modernized building construction.
Disclosure of Invention
The utility model aims at solving the problems existing in the prior art and providing a steel pipeline butt joint adjusting device with a brand new structure.
The utility model discloses a realize through following technical scheme:
a steel pipeline butt joint adjusting device comprises a support, wherein a vertically arranged jack is fixed at the center of the support, and a piston rod of the jack is arranged upwards; a left adjusting column and a right adjusting column are symmetrically fixed at positions on the bracket, which are positioned at two sides of the jack, the left and right adjusting columns and the horizontal plane are obliquely arranged at an angle of 45 degrees, the top ends of the left and right adjusting columns are arranged close to the jack, and the bottom ends of the left and right adjusting columns are arranged far away from the jack; the left and right adjusting columns have the same structure and comprise sleeves, the bottom ends of the sleeves are fixed with the bracket, and the top ends of the sleeves are in threaded connection with adjustable lead screws; and the top end of a piston rod of the jack, the top end of an adjustable lead screw of the left adjusting column and the top end of an adjustable lead screw of the right adjusting column form three supporting points for supporting the steel pipeline.
Furthermore, the top end of a piston rod of the jack is provided with a pad seat, the top ends of the adjustable lead screws of the left and right adjusting columns are provided with guide wheels, and the rolling direction of the guide wheels is arranged along the axial direction of the supported steel pipeline.
Further, the bracket comprises a bracket body which is formed by welding and fixing angle steel, a middle base steel plate is welded and fixed at the middle position of the bottom of the bracket body, a left end base steel plate is welded and fixed at the left end position of the bottom of the bracket body, and a right end base steel plate is welded and fixed at the right end position of the bottom of the bracket body; the cylinder body bottom welded fastening of jack puts the department at the central point of middle base steel sheet, and the sleeve pipe bottom welded fastening of left side regulation post is on left end base steel sheet, and the sleeve pipe bottom welded fastening of right side regulation post is on right-hand member base steel sheet.
Furthermore, the left end base steel plate and the right end base steel plate are obliquely welded and fixed between the side frame and the underframe of the frame body, and the inclination angle is 45 degrees.
Furthermore, the top end parts of the adjustable lead screws of the left adjusting column and the right adjusting column are fixedly welded with U-shaped supports, hinged lug seats are fixedly welded in the U-shaped supports, and the guide wheels are rotatably installed on the hinged lug seats through bearings.
Furthermore, the angle steel adopts 75 angle steel, the middle base steel plate, the left end base steel plate and the right end base steel plate all adopt steel plates with the side length of 20 x 20mm and the thickness of 10mm, the sleeve adopts a phi 48mm steel pipe, the adjustable lead screw adopts a phi 36mm adjustable lead screw, and the guide wheel adopts a phi 100mm guide wheel.
The utility model discloses device design science, rational in infrastructure, convenient to use, maintenance are simple, be convenient for transportation, long service life, when steel pipeline butt joint interface welded connection construction, through the utility model discloses the device can carry out the mouth of pipe butt joint portably swiftly, solved that the removal that traditional butt joint mode exists is inconvenient, the butt joint speed is slow, consume time long, construction strength is big, the butt joint precision is poor the scheduling problem. The utility model discloses the device adjustment rate is fast, the precision is high, has improved the engineering quality, has alleviateed workman construction strength for construction speed has shortened construction period greatly, has reduced construction cost, but the wide application is worth using widely in various piping erection construction projects.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention.
Fig. 1 is a front view of the structure of the device of the present invention.
Fig. 2 is a top view of the device of the present invention.
Fig. 3 is a schematic structural view of the left and right adjusting columns of the device of the present invention.
In the figure: 1-bracket, 2-angle steel, 3-middle base steel plate, 4-left end base steel plate, 5-right end base steel plate, 6-jack, 7-pad seat, 8-left adjusting column, 9-right adjusting column, 10-sleeve, 11-adjustable screw rod, 12-U-shaped support, 13-hinged lug seat, 14-guide wheel and 15-steel pipeline.
Detailed Description
In order to make the present invention better understood by those skilled in the art, the present invention will be further clearly and completely described below with reference to the accompanying drawings and embodiments. It should be noted that the features in the embodiments and examples in the present application may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being 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", etc. 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," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, 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 by those of ordinary skill in the art through specific situations.
As shown in fig. 1 to 3, a steel pipe butt joint adjusting device comprises a bracket 1, wherein the bracket 1 comprises a bracket body formed by welding and fixing angle steels 2, the bracket body comprises an underframe and side frames, a middle base steel plate 3 is welded and fixed at the middle position of the underframe, a left end base steel plate 4 is welded and fixed at the left end position of the underframe, the left end base steel plate 4 is welded and fixed at an inclination angle of 45 degrees, an upper plate edge of the left end base steel plate is welded and fixed with the side frames, a lower plate edge of the left end base steel plate is welded and fixed with the underframe, a right end base steel plate 5 is welded and fixed at the right end position of the underframe, the right end base steel plate 5 is welded and fixed at an inclination angle of 45 degrees, the upper plate edge of the right end base steel plate is welded and fixed with the side frames, and the lower plate edge of the left end base steel plate is welded and fixed with the underframe; the angle steel adopts 75 angle steel 2, and the middle base steel plate 3, the left end base steel plate 4 and the right end base steel plate 5 all adopt steel plates with the side length of 20 multiplied by 20mm and the thickness of 10 mm.
The central point of support 1 puts the department and is fixed with the jack 6 of vertical setting, and the piston rod of jack 6 sets up, and the piston rod top end of jack 6 is provided with pad 7, and the cylinder body bottom welded fastening of jack 6 puts the department at the central point of middle base steel sheet 3.
A left adjusting column 8 and a right adjusting column 9 are symmetrically fixed at positions on the support 1, which are positioned at two sides of the jack 6, the left and right adjusting columns 8 and 9 are obliquely arranged at an angle of 45 degrees with the horizontal plane, the top ends of the left and right adjusting columns 8 and 9 are arranged close to the jack 6, and the bottom ends of the left and right adjusting columns are arranged far away from the jack 6; the left and right adjusting columns 8 and 9 have the same structure and comprise a sleeve 10, the bottom end of the sleeve 10 is welded and fixed with the left and right end base steel plates 4 and 5, the top end of the sleeve 10 is connected with an adjustable lead screw 11 in a threaded manner, the top end part of the adjustable lead screw 11 is welded and fixed with a U-shaped support 12, a hinged lug seat 13 is welded and fixed in the U-shaped support 12, a guide wheel 14 is rotatably installed on the hinged lug seat 13 through a shaft and a bearing, and the rolling direction of the guide wheel 14 is arranged along the axial direction of a supported steel pipeline 15; wherein, the sleeve 10 adopts a steel pipe with the diameter of 48mm, the adjustable lead screw 11 adopts an adjustable lead screw 11 with the diameter of 36mm, and the guide wheel 14 adopts a guide wheel 14 with the diameter of 100 mm.
The cushion seat 7 at the top end of the piston rod of the jack 6, the guide wheel 14 at the top end of the adjustable lead screw 11 of the left adjusting column and the guide wheel 14 at the top end of the adjustable lead screw 11 of the right adjusting column form three supporting points for supporting the steel pipeline 15.
The utility model discloses butt joint adjusting device's application method specifically includes following step:
1) according to the length of the steel pipeline 15, a working pit is arranged at the interface, the size of the working pit is 1.2m multiplied by 1.2m, and the depth is 0.5 m.
2) A group of butt joint adjusting devices are respectively arranged on two sides of a joint of a steel pipeline 15 in the working pit, and an adjustable screw rod 11 of a left adjusting column and an adjustable screw rod of a right adjusting column of each group of devices are adjusted to enable a guide wheel 14 and a groove to be designed to be level; the installation surface of the butt joint adjusting device is smooth and cannot incline.
3) And adjusting the jacks 6 of the two groups of butt joint adjusting devices to jack the jacks to be beyond 14100mm of the guide wheels and then fixing the jacks 6, wherein the jacks 6 are kept in a vertical state in the working pit.
4) And placing the steel pipeline 15, and integrally placing the steel pipeline 15 on the jacks 6 of the two groups of butt joint adjusting devices by using a 25t crane so that the cushion seat 7 is supported on the steel pipeline.
5) After the steel pipeline is hoisted in place, the adjustable lead screws 11 of the two groups of butt joint adjusting devices are adjusted to enable the guide wheels 14 on the two sides of the steel pipeline and the pad seats 7 on the jacks 6 to be in the same horizontal position and to be in contact with the steel pipeline, so that the steel pipeline can move horizontally; and (3) simultaneously adjusting the jack 6 and the adjustable screw rod 11 according to the field conditions, and horizontally moving the steel pipeline until the steel pipeline joints are completely overlapped after the steel pipeline joints are at the same elevation position.
6) Interface welding, wherein the welding seams are all formed by adopting a single-side welding and double-side forming process; during welding, the butt welding joint is subjected to spot welding in advance, each welding joint is provided with three temporary welding spots, each welding spot needs to be firm, the arc operation of a welder needs to be uniform and slow, and the arc closing position needs to be accurate; each welded junction is formed by multiple welding, and the root of each welded junction is subjected to back cover welding; the root of the first layer of welding line should be welded through evenly and not burnt through; joints of all layers are staggered, the thickness of each layer of welding seam is preferably 0.8-1.2 times of the diameter of the welding rod, and arc striking on the non-welding surface of a weldment is avoided; after molding, the height and the width of the welding line are consistent, the lines of the welding line are uniform, and the defects of welding missing, bubbles, welding beading, slag inclusion, undercut and the like are avoided; the distance from the bending point to the interface is not less than the pipe diameter and not less than 100 mm.
The pipe section welding should first repair the mouth, back chipping, the bevel angle of the end face of the pipe end, the blunt edge, the gap, should accord with the design file, must not clamp the strip in the gap of the mouth or adopt the strong group to narrow the gap and then weld.
When the pipe is aligned, the inner wall is aligned, a ruler with the length of 300mm is adopted to be sequentially attached to the periphery of the outer wall of the connector, and the allowable deviation of the staggered joint is 5% of the pipe wall thickness and is not more than 2 mm; in order to prevent the welding slag splashed during welding from burning out the heat-insulating pipes, 500mm heat-insulating pipes on both sides of the working point are covered by water-adding tarpaulin or rubber cloth.
When the pipeline is welded, cross-ventilation is prevented on the welding site; when the temperature of the weldment is lower than 0 ℃, the steel pipe can be welded when the temperature of the two ends of the steel pipe at the welding position is heated to about 15 ℃ within the range of 20 mm.
7) Removing welding seam slag and splashes immediately after welding, cleaning the surface of a welding seam, and then carrying out appearance inspection on the welding seam; after the steel pipe crater is detected to be qualified, cleaning up the welding line, and performing corrosion prevention and heat preservation; after the construction is finished, the adjustable lead screws 11 of the two groups of butt joint adjusting devices are adjusted simultaneously, the guide wheels 14 are slowly separated from the pipeline, the jacks 6 are adjusted to enable the pipeline to slowly fall to the ground, and after the pipeline completely falls to the bottom of the groove and is flat, all the devices are disassembled.
It should be noted that the features in the above embodiments and examples may be combined with each other without conflict.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (6)
1. The utility model provides a steel pipeline butt joint adjusting device which characterized in that: the lifting jack comprises a support, wherein a vertically arranged lifting jack is fixed at the central position of the support, and a piston rod of the lifting jack is arranged upwards; a left adjusting column and a right adjusting column are symmetrically fixed at positions on the support, which are positioned at two sides of the jack, the left adjusting column and the right adjusting column are obliquely arranged at an angle of 45 degrees with the horizontal plane, the top ends of the left adjusting column and the right adjusting column are arranged close to the jack, and the bottom ends of the left adjusting column and the right adjusting column are arranged far away from the jack; the left and right adjusting columns have the same structure and comprise sleeves, the bottom ends of the sleeves are fixed with the bracket, and the top ends of the sleeves are in threaded connection with adjustable lead screws; and the top end of a piston rod of the jack, the top end of an adjustable lead screw of the left adjusting column and the top end of an adjustable lead screw of the right adjusting column form three supporting points for supporting the steel pipeline.
2. The steel pipe butt joint adjusting device according to claim 1, wherein: the top end of a piston rod of the jack is provided with a pad seat, the top ends of the adjustable lead screws of the left and right adjusting columns are provided with guide wheels, and the rolling direction of the guide wheels is arranged along the axis direction of the supported steel pipeline.
3. The steel pipe butt joint adjusting device according to claim 2, wherein: the bracket comprises a bracket body which is formed by welding and fixing angle steel, a middle base steel plate is welded and fixed at the middle position of the bottom of the bracket body, a left end base steel plate is welded and fixed at the left end position of the bottom of the bracket body, and a right end base steel plate is welded and fixed at the right end position of the bottom of the bracket body; the cylinder body bottom welded fastening of jack puts the department at the central point of middle base steel sheet, and the sleeve pipe bottom welded fastening of left side regulation post is on left end base steel sheet, and the sleeve pipe bottom welded fastening of right side regulation post is on right-hand member base steel sheet.
4. The steel pipe butt joint adjusting device according to claim 3, wherein: the left end base steel plate and the right end base steel plate are welded and fixed between the side frame and the underframe of the frame body in an inclined mode, and the inclination angle is 45 degrees.
5. The steel pipe butt joint adjusting device according to claim 2, wherein: the top end part of the adjustable lead screw of the left and right adjusting columns is fixedly welded with a U-shaped support, a hinged lug seat is fixedly welded in the U-shaped support, and the guide wheel is rotatably installed on the hinged lug seat through a bearing.
6. The steel pipe butt joint adjusting device according to claim 4, wherein: the angle steel adopts 75 angle steel, and middle base steel sheet, left end base steel sheet and right-hand member base steel sheet all adopt the length of side to be 20 x 20mm, and thickness is 10 mm's steel sheet, and the sleeve pipe adopts phi 48mm steel pipe, and adjustable lead screw adopts phi 36mm adjustable lead screw, and the leading wheel adopts phi 100mm leading wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220914726.6U CN217291172U (en) | 2022-04-20 | 2022-04-20 | Steel pipeline butt joint adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220914726.6U CN217291172U (en) | 2022-04-20 | 2022-04-20 | Steel pipeline butt joint adjusting device |
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| Publication Number | Publication Date |
|---|---|
| CN217291172U true CN217291172U (en) | 2022-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220914726.6U Active CN217291172U (en) | 2022-04-20 | 2022-04-20 | Steel pipeline butt joint adjusting device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115303705A (en) * | 2022-09-20 | 2022-11-08 | 北京住总集团有限责任公司 | Pipeline transportation and aligning device suitable for soft foundation and construction method thereof |
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2022
- 2022-04-20 CN CN202220914726.6U patent/CN217291172U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115303705A (en) * | 2022-09-20 | 2022-11-08 | 北京住总集团有限责任公司 | Pipeline transportation and aligning device suitable for soft foundation and construction method thereof |
| CN115303705B (en) * | 2022-09-20 | 2024-03-26 | 北京住总集团有限责任公司 | Pipeline transportation and aligning device suitable for soft foundation and construction method thereof |
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