DE202021104715U1 - Stroke adjustment device for welding pipe sections - Google Patents

Abstract

A stroke adjusting device for welding pipe sections, characterized in that it comprises: a pipe section fastening part, a pipe section lifting part and a support part, wherein the pipe section fastening part comprises a connecting steel plate (5) and a first roller support plate (3) and a second roller support plate (4), which overlie the connecting steel plate (5) are attached, wherein a first pulley (1) and a second pulley (2) are provided over the first roller support plate (3) and the second roller support plate (4). The pipe section lifting part comprises a first screw (8) and a second screw (9) which are provided on the support part, the ends of the first screw (8) and the second screw (9) each being provided with a handwheel screw lift (11) , wherein the two handwheel screw lifts (11) are rotatably connected by a connecting rod (10). The upper end of the first screw (8) is provided with a first sleeve (6), one end of the first sleeve (6) is firmly connected to the connecting steel plate (5) and the other end is screwed to the first screw (8). The upper end of the second screw (9) is provided with a second sleeve (7), one end of the second sleeve (7) is firmly connected to the connecting steel plate (5) and the other end is screwed to the second screw (9). The support part comprises a lifting base (12), both ends of the lifting base (12) being fixedly connected to a first end cap (13) and a second end cap (14). Two first universal wheels (15) are provided at the lower end of the first end cap (13), two second universal wheels (16) are provided at the lower end of the second end cap (14), the first universal wheel (15) and the second universal wheel (16) are each rotatably connected to the first end cap (13) and the second end cap (14).

Description

Technical part

The present utility model belongs to the field of structural engineering for device piping in fine chemical engineering and relates in particular to a stroke adjustment device for welding pipe sections.

Background technology

In the fine chemical arts, because of the large number of weld alignments of the equipment outlet pipe section and the weld alignments with the flange pieces, manual alignment welding is commonly used to weld the casing of the equipment outlet pipe section. Manual alignment welding can cause misalignment, radial displacement, and over-spacing of the equipment interface flange, which can stress the equipment and cause the equipment flange to break, causing delays in the construction schedule and increased construction costs for the project.

Content of the utility model

In order to solve the above problems, the present utility model provides a stroke adjustment device for welding pipe sections to solve the problems of misalignment, radial displacement and over-spacing of the device interface flange caused by manual alignment welding.

• ein Rohrabschnittsbefestigungsteil, ein Rohrabschnittshubteil und ein Stützteil, wobei das Rohrabschnittsbefestigungsteil eine Verbindungsstahlplatte und eine erste Rollentrageplatte und eine zweite Rollentrageplatte, die über der Verbindungsstahlplatte befestigt sind, umfasst, eine erste Rollenscheibe und eine zweite Rollenscheibe sind über der ersten Rollentragplatte und der zweiten Rollentragplatte vorgesehen. Das Rohrabschnittshubteil umfasst eine erste Schnecke und eine zweite Schnecke, die am Stützteil vorgesehen sind, wobei die Enden der ersten Schnecke und der zweiten Schnecke jeweils mit einem Handrad-Schraubenlift versehen sind, wobei die beiden Handrad-Schraubenlifte durch eine Verbindungsstange drehbar verbunden sind. Das obere Ende der ersten Schnecke ist mit einer ersten Hülse versehen, ein Ende der ersten Hülse ist fest mit der Verbindungsstahlplatte verbunden und das andere Ende ist mit der ersten Schnecke verschraubt. Das obere Ende der zweiten Schnecke ist mit einer zweiten Hülse versehen, ein Ende der zweiten Hülse ist fest mit der Verbindungsstahlplatte verbunden und das andere Ende ist mit der zweiten Schnecke verschraubt. Das Stützteil umfasst eine Hebebasis, wobei beide Enden der Hebebasis jeweils fest mit einer ersten Endkappe und einer zweiten Endkappe verbunden sind. Zwei erste Universalräder sind am unteren Ende der ersten Endkappe vorgesehen, zwei zweite Universalräder sind am unteren Ende der zweiten Endkappe vorgesehen, wobei das erste Universalrad und das zweite Universalrad jeweils drehbar mit der ersten Endkappe bzw. der zweiten Endkappe verbunden sind.

In order to achieve the above-mentioned purpose, the present utility model provides a stroke adjustment device for welding pipe sections, comprising:

• a pipe section fixing part, a pipe section lifting part, and a support part, the pipe section fixing part comprising a connecting steel plate and a first roller supporting plate and a second roller supporting plate fixed over the connecting steel plate, a first roller washer and a second roller washer are provided over the first roller supporting plate and the second roller supporting plate. The pipe section elevating part includes a first screw and a second screw provided on the support part, the ends of the first screw and the second screw each being provided with a handwheel screw lift, the two handwheel screw lifts being rotatably connected by a connecting rod. The upper end of the first screw is provided with a first sleeve, one end of the first sleeve is fixedly connected to the connecting steel plate and the other end is screwed to the first screw. The upper end of the second screw is provided with a second sleeve, one end of the second sleeve is fixedly connected to the connecting steel plate and the other end is screwed to the second screw. The support part comprises a lifting base, both ends of the lifting base being fixedly connected to a first end cap and a second end cap, respectively. Two first universal wheels are provided at the lower end of the first end cap, two second universal wheels are provided at the lower end of the second end cap, the first universal wheel and the second universal wheel being rotatably connected to the first end cap and the second end cap, respectively.

According to a specific embodiment of the present utility model, the first pulley and the second pulley have the same shape, the second pulley comprising a turntable and a rotary shaft, the rotary shaft being fixed at a position of the axis center on both sides of the turntable.

According to a specific embodiment of the present utility model, a plurality of grooves are opened on the upper edges of the first roller support plate and the second roller support plate, the plurality of grooves being adapted to the rotating shaft.

According to a specific embodiment of the present utility model, the first roller support plate and the second roller support plate are provided parallel to each other on the upper surface of the connecting steel plate, and the distance between the first roller support plate and the second roller support plate is equal to the thickness of the turntable.

According to a special embodiment of the present utility model, the first roller disk and the second roller disk are each rotatably connected to the first roller support plate and the second roller support plate, respectively, and the first roller disk is arranged away from the second roller disk.

According to a specific embodiment of the present utility model, the lower ends of the first screw and the second screw are provided with a fastening device, and the first screw and the second screw are respectively fixedly connected to the lifting base by the fastening device.

Compared with the prior art, the present utility model represents a Pipe stroke adjustment device that uses two sets of adjustable pipe stroke structures to ensure the accuracy of the height of the pipe sections, the adjustment device can be adjusted according to the different pipe diameters and lengths of the pipe sections, thereby reducing the radial displacement caused by the deviation in alignment and the stress hazard caused by manual alignment welding that may be caused by manual alignment welding is resolved, thereby avoiding damage to equipment and piping caused by the stress effect of variations in manual alignment welding. The pipeline can be lifted up by the adjustable pipe lifting structure to ensure the accuracy of the dimensions and angles, which leads to savings in construction costs and improves construction efficiency.

Figure list

• 1 is a schematic representation of the structure of a stroke adjustment device for welding pipe sections according to an embodiment of the present utility model.
• 2 Fig. 13 is a main view of a stroke adjusting device for welding pipe sections according to an embodiment of the present utility model.
• 3 is a schematic representation of the structure of a pulley according to an embodiment of the present utility model.

List of reference symbols

1

first pulley

2

second pulley

3

first roller support plate

4th

second roller support plate

5

Connecting steel plate

6th

first sleeve

7th

second sleeve

8th

first snail

9

second snail

10

Connecting rod

11

Handwheel screw lift

12th

Lifting base

13th

first end cap

14th

second end cap

15th

first universal wheel

16

second universal wheel

201

turntable

202

Rotating shaft

Specific embodiments

In order to enable those skilled in the art to better understand the concepts and ideas of the present utility model, the present utility model is described in detail below in connection with certain embodiments. It goes without saying that the embodiments listed here represent only a part of all possible embodiments of the present utility model. Those skilled in the art, after reading the description of the present application, will be able to make improvements, transformations or substitutions for parts or all of the following embodiments, and these improvements, transformations or substitutions all also fall within the scope of the present utility model.

In this text, the terms “first”, “second” and other similar terms are not intended to imply any order, number or importance, but are only used to distinguish between the various components. In this text, the terms “a”, “an” and the like are not intended to indicate that there is only one thing, but that the description concerns only one of the things that one or more may have. In this text, the terms “contains”, “comprises” and similar terms are intended to designate logical relationships and cannot be viewed as designations for spatially structured relationships. So z. B. “A contains B” means that B logically belongs to A, but not that B is spatially in A. In addition, the meaning of the terms “contains”, “comprises” and other similar terms should be construed as open, not closed. So z. B. "A includes B" means that B belongs to A, but not necessarily all of A. A can include other elements such as C, D, E, and so on.

In this text, the terms “embodiment”, “this embodiment”, “an embodiment” do not mean that the relevant descriptions only apply to a specific embodiment, but that they can also apply to one or more further embodiments. It should be understood by those skilled in the art that in this text any description given for a particular embodiment may be replaced, compounded or otherwise combined with related descriptions in one or more other embodiments. New embodiments resulting from the replacement, Composition or other combination and are easily conceivable for the person skilled in the art, fall within the scope of protection of the present utility model.

Embodiment 1

• ein Rohrabschnittsbefestigungsteil, ein Rohrabschnittshubteil und ein Stützteil, wobei das Rohrabschnittsbefestigungsteil eine Verbindungsstahlplatte 5 und eine erste Rollentrageplatte 3 und eine zweite Rollentrageplatte 4, die über der Verbindungsstahlplatte 5 befestigt sind, umfasst. Eine erste Rollenscheibe 1 und eine zweite Rollenscheibe 2 sind über der ersten Rollentragplatte 3 und der zweiten Rollentragplatte 4 vorgesehen, die erste Rollenscheibe 1 und die zweite Rollenscheibe 2 sind jeweils drehbar mit der ersten Rollentrageplatte 3 bzw. der zweiten Rollentrageplatte 4 verbunden, und die erste Rollenscheibe 1 ist von der zweiten Rollenscheibe 2 entfernt angeordnet. Das Rohrabschnittshubteil umfasst eine erste Schnecke 8 und eine zweite Schnecke 9, die am Stützteil vorgesehen sind, die unteren Enden der ersten Schnecke 8 und der zweiten Schnecke 9 sind mit einer Befestigungsvorrichtung versehen, und die erste Schnecke 8 und die zweite Schnecke 9 sind jeweils durch die Befestigungsvorrichtung fest mit der Hebebasis 12 verbunden. Die Enden der ersten Schnecke 8 und der zweiten Schnecke 9 sind jeweils mit einem Handrad-Schraubenlift 11 versehen, wobei die beiden Handrad-Schraubenlifte 11 durch eine Verbindungsstange 10 drehbar verbunden sind. Das obere Ende der ersten Schnecke 8 ist mit einer ersten Hülse 6 versehen, ein Ende der ersten Hülse 6 ist fest mit der Verbindungsstahlplatte 5 verbunden und das andere Ende ist mit der ersten Schnecke 8 verschraubt. Das obere Ende der zweiten Schnecke 9 ist mit einer zweiten Hülse 7 versehen, ein Ende der zweiten Hülse 7 ist fest mit der Verbindungsstahlplatte 5 verbunden und das andere Ende ist mit der zweiten Schnecke 9 verschraubt. Das Stützteil umfasst eine Hebebasis 12, wobei beide Enden der Hebebasis 12 jeweils fest mit einer ersten Endkappe 13 und einer zweiten Endkappe 14 verbunden sind. Zwei erste Universalräder 15 sind am unteren Ende der ersten Endkappe 13 vorgesehen, zwei zweite Universalräder 16 sind am unteren Ende der zweiten Endkappe 14 vorgesehen, wobei das erste Universalrad 15 und das zweite Universalrad 16 jeweils drehbar mit der ersten Endkappe 13 bzw. der zweiten Endkappe 14 verbunden sind.

The additional aspects and advantages of the exemplary embodiments of the present utility model are specified in part in the following description and in part result from the following description or from the practical application of the embodiment of the present utility model. In connection with the 1 until 3 The present utility model provides a stroke adjustment device for welding pipe sections, comprising the following:

• a pipe section fixing member, a pipe section lifting member, and a support member, the pipe section fixing member being a connecting steel plate 5 and a first roller support plate 3 and a second roller support plate 4th that are above the connecting steel plate 5 are attached, includes. A first pulley 1 and a second pulley 2 are above the first roller support plate 3 and the second roller support plate 4th provided the first pulley 1 and the second pulley 2 are each rotatable with the first roller support plate 3 or the second roller support plate 4th connected, and the first pulley 1 is from the second pulley 2 remotely located. The pipe section lifting part includes a first screw 8th and a second snail 9 provided on the support part, the lower ends of the first screw 8th and the second snail 9 are provided with a fastening device, and the first screw 8th and the second snail 9 are each fixed to the lifting base by the fastening device 12th tied together. The ends of the first snail 8th and the second snail 9 are each with a handwheel screw lift 11 provided, the two handwheel screw lifts 11 by a connecting rod 10 are rotatably connected. The top of the first snail 8th is with a first sleeve 6th provided one end of the first sleeve 6th is fixed to the connecting steel plate 5 connected and the other end is with the first screw 8th screwed. The top of the second auger 9 is with a second sleeve 7th provided one end of the second sleeve 7th is fixed to the connecting steel plate 5 connected and the other end is with the second screw 9 screwed. The support part includes a lifting base 12th with both ends of the lifting base 12th each fixed with a first end cap 13th and a second end cap 14th are connected. Two first universal wheels 15th are at the bottom of the first end cap 13th provided, two second universal wheels 16 are at the bottom of the second end cap 14th provided, the first universal wheel 15th and the second universal wheel 16 each rotatable with the first end cap 13th or the second end cap 14th are connected.

In particular, have the first pulley 1 and the second pulley 2 the same shape, with the second pulley 2 a turntable 201 and a rotating shaft 202 comprises, wherein the rotating shaft 202 at a position of the axis center on both sides of the turntable 201 is attached. The first roller support plate 3 and the second roller support plate 4th are two long rectangular plates that are parallel on the top surface of the connecting steel plate 5 are arranged, and the distance between the first roller support plate 3 and the second roller support plate 4th is equal to the thickness of the turntable 201 . Several grooves are on the upper edges of the first roller support plate 3 and the second roller support plate 4th opened, and the multiple grooves are on the rotating shaft 202 customized. The first pulley 1 and the second pulley 2 are fixed in the grooves of the two roller support plates by the rotating shafts on both sides, so that the turntable is placed in the center of the two roller support plates, and the turntable can rotate freely on the roller support plates under the action of the rotating shafts, this structure can be different sizes of Fasten roller washers, particularly suitable for working conditions where different pipe diameters are required. When used, the size and spacing of the first pulley 1 and the second pulley 2 determined according to the size of the pipe diameter, and a suitable groove is selected around the first pulley 1 and the second pulley 2 to be attached so that the first pulley is 1 and the second pulley 2 can rotate freely in the groove.

In particular, the inner surfaces of the first sleeve 6th and the second sleeve 7th attached to the lower surface of the connecting steel plate 5 are attached, threaded so that the first worm 8th and the second snail 9 during rotation in the first sleeve 6th and the second sleeve 7th Move up or down in a spiral. Because the first pod 6th and the second sleeve 7th both under the connecting steel plate 5 attached, drives the rotation of the first worm 8th and the second snail 9 the pipe section fixing part above the connecting steel plate 5 start moving up and down on the snail.

In particular, it is at the ends of the first screw 8th and the second snail 9 provided handwheel screw lift 11 by a connecting rod 10 rotatably connected, and if the handwheel screw lift 11 at the bottom of the second screw 9 is cranked manually, the second worm will turn 9 and the first snail 8th at the same time under the action of the connecting rod 10 , causing a spiral up or down movement of the first screw 8th and the second snail 9 inside the first sleeve 6th and the second sleeve 7th is realized.

In particular, the first universal wheel 15th and the second universal wheel 16 attached to the lower ends of the first end cap 13th and the second end cap 14th are provided to realize the movement of the device in any direction, which facilitates the welding work of the construction workers.

Embodiment 2

• Schritt 1: Auswahl der Größe und des Modells der Rollenscheiben entsprechend der Größe des zu schweißenden Rohrabschnitts und Bestimmung des Abstands zwischen den beiden Rollenscheiben sowie Platzierung der beiden Rollenscheiben in geeigneten Nutten.
• Schritt 2: Die beiden Hubverstellvorrichtungen werden an die Stelle bewegt, an der der Rohrabschnitt geschweißt werden soll, und dann werden der Abstand zwischen den beiden Vorrichtungen und der Schweißwinkel entsprechend der Länge des Rohrabschnitts eingestellt.
• Schritt 3: Den Handrad-Schraubenlift 11 mauell kurbeln, um die Höhe der Hubverstellvorrichtung auf eine Schweißhöhe einzustellen, die mit der Höhe des Flanschblatts kompatibel ist.
• Schritt 4: Der Bauarbeiter führt das Schweißen durch, wobei der Schweißwinkel durch manuelles Drehen des Rohrabschnitts während des Schweißvorgangs eingestellt werden kann.

One embodiment of the present utility model provides a method of using a stroke adjuster to weld pipe sections, and the method is as follows:

• Step 1: Select the size and model of the pulleys according to the size of the pipe section to be welded and determine the distance between the two pulleys and place the two pulleys in suitable grooves.
• Step 2: The two stroke adjustment devices are moved to the point where the pipe section is to be welded, and then the distance between the two devices and the welding angle are adjusted according to the length of the pipe section.
• Step 3: the handwheel screw lift 11 Hand crank to adjust the height of the lift adjuster to a welding height compatible with the height of the flange.
• Step 4: The construction worker carries out the welding, whereby the welding angle can be adjusted by manually rotating the pipe section during the welding process.

In summary, the present utility model provides a pipe stroke adjustment device that uses two sets of adjustable pipe stroke structures to ensure the accuracy of the height of the pipe sections, the adjustment device being adjustable according to the different pipe diameters and lengths of the pipe sections, thereby reducing the risk of the deviation in The stress hazard caused by the alignment, radial displacement, and over-spacing of the pipe interface that may be caused by manual alignment welding is resolved, thereby avoiding damage to equipment and piping caused by the stress effect of variations in manual alignment welding. The pipeline can be lifted up by the adjustable pipe lifting structure to ensure the accuracy of the dimensions and angles, which leads to savings in construction costs and improves construction efficiency.

The concept, principle and idea of the present utility model are described in detail above in connection with specific implementations (including embodiments and examples). The person skilled in the art should understand that the embodiments of the present utility model are not limited to the above-mentioned forms. After reading this application document, those skilled in the art can make all possible improvements, substitutions and equivalents to the steps, methods, devices and components in the above-mentioned embodiments, and these improvements, substitutions and equivalents should be considered as falling within the scope of the present utility model. The scope of protection of the present utility model is based exclusively on the claims.

Claims (6)

A stroke adjusting device for welding pipe sections, characterized in that it comprises: a pipe section fastening part, a pipe section lifting part and a support part, wherein the pipe section fastening part comprises a connecting steel plate (5) and a first roller support plate (3) and a second roller support plate (4), which overlie the connecting steel plate (5) are attached, wherein a first pulley (1) and a second pulley (2) are provided over the first roller support plate (3) and the second roller support plate (4). The pipe section lifting part comprises a first screw (8) and a second screw (9) which are provided on the support part, the ends of the first screw (8) and the second screw (9) each being provided with a handwheel screw lift (11) , wherein the two handwheel screw lifts (11) are rotatably connected by a connecting rod (10). The upper end of the first screw (8) is provided with a first sleeve (6), one end of the first sleeve (6) is firmly connected to the connecting steel plate (5) and the other end is screwed to the first screw (8). The upper end of the second screw (9) is provided with a second sleeve (7), one end of the second sleeve (7) is firmly connected to the connecting steel plate (5) and the other end is screwed to the second screw (9). The support part comprises a lifting base (12), both ends of the lifting base (12) being fixedly connected to a first end cap (13) and a second end cap (14). Two first universal wheels (15) are provided at the lower end of the first end cap (13), two second universal wheels (16) are provided at the lower end End of the second end cap (14) provided, wherein the first universal wheel (15) and the second universal wheel (16) are each rotatably connected to the first end cap (13) and the second end cap (14). Stroke adjustment device for welding pipe sections according to Claim 1 , characterized in that the first pulley (1) and the second pulley (2) have the same shape, the second pulley (2) comprising a turntable (201) and a rotary shaft (202), the rotary shaft (202) on a position of the axis center on both sides of the turntable (201). Stroke adjustment device for welding pipe sections according to Claim 2 , characterized in that a plurality of grooves are opened on the upper edges of the first roller support plate (3) and the second roller support plate (4), the plurality of grooves being adapted to the rotating shaft (202). Stroke adjustment device for welding pipe sections according to Claim 2 , characterized in that the first roller support plate (3) and the second roller support plate (4) are provided parallel to each other on the upper surface of the connecting steel plate (5), and the distance between the first roller support plate (3) and the second roller support plate (4) is the same is the thickness of the turntable (201). Stroke adjustment device for welding pipe sections according to Claim 1 , characterized in that the first roller disk (1) and the second roller disk (4) are each rotatably connected to the first roller support plate (3) and the second roller support plate (4), respectively, and the first roller disk (1) from the second roller disk ( 2) is located remotely. Stroke adjustment device for welding pipe sections according to Claim 1 , characterized in that the lower ends of the first screw (8) and the second screw (9) are provided with a fastening device, and the first screw (8) and the second screw (9) are each fixed to the lifting base by the fastening device ( 12) are connected.

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