CN219486588U - Be used for PE butt joint misalignment adjusting clamp - Google Patents

Abstract

The utility model discloses a PE butt joint misalignment adjusting clamp, which consists of a semi-arc upper clamp and a semi-arc lower clamp, wherein one ends of the upper clamp and the lower clamp are hinged, the other ends of the upper clamp and the lower clamp are fixedly connected, a plurality of adjusting mechanisms are uniformly arranged on the upper clamp and the lower clamp respectively and used for adjusting the misalignment during pipe butt joint, and the adjusting mechanisms are detachably connected with the misalignment adjusting clamp.

Description

Be used for PE butt joint misalignment adjusting clamp

Technical Field

The utility model relates to the field of PE (polyethylene) butt joint equipment, in particular to a clamp for PE butt joint misalignment adjustment.

Background

Butt welding is a main connection mode of PE connection, when pipes are in butt joint, the adjustment of the staggered edges of the pipes is one of the main problems, and the current mode of adjusting the staggered edges is to continuously touch the connection part by hands, and the staggered edges are adjusted by moving the pipes. The adjustment mode is labor-consuming, particularly when a large-caliber pipe is encountered, the adjustment mode is more difficult, unqualified welding parts are easily caused, the welding quality is affected, and potential safety hazards and property loss are caused.

Disclosure of Invention

In view of the problems existing in the prior art, the utility model aims to provide a clamp for PE butt joint misalignment adjustment, which is applicable to various calibers and can rapidly adjust the pipe misalignment during welding.

The technical scheme of the utility model is as follows:

the utility model provides a be used for PE butt joint to stagger limit adjustment jig, comprises semi-arc last anchor clamps and semi-arc lower anchor clamps, go up anchor clamps and lower anchor clamps's one end hinged joint, its other end fixed connection, go up and evenly be equipped with a plurality of adjustment mechanism on anchor clamps down respectively for the dislocation when adjusting tubular product butt joint, adjustment mechanism can dismantle with the dislocation adjustment jig and be connected.

Further, each adjusting mechanism comprises a supporting arm, an adjusting plate and a supporting arm nut, wherein the supporting arm is arranged on the staggered edge adjusting clamp, the end part of the supporting arm, which is positioned in the staggered edge adjusting clamp, is fixedly connected with the adjusting plate, and the supporting arm is fixed on the staggered edge clamp through the supporting arm nut.

Further, the support arm comprises an adjusting end and a threaded end, wherein the end part of the adjusting end is fixedly connected with the threaded end, and a group of external threads are formed on the surface of the threaded end.

Further, an adjusting hole is formed in the matching position of the supporting arm and the clamp corresponding to the supporting arm, the end portion of the supporting arm penetrates through the adjusting hole, and the supporting arm is connected with the threaded end through a supporting arm nut in a threaded mode after the length of the supporting arm in the staggered clamp is adjusted.

Further, the adjusting plate is of an arc-shaped structure.

Further, 3 adjusting mechanisms are arranged on the upper clamp and the lower clamp.

Further, the clamp comprises an upper hanging lug and a lower hanging lug, wherein the upper hanging lug and the lower hanging lug are respectively and fixedly arranged at two ends of the lower clamp; the lower hanging lugs are positioned at the end parts of the lower clamp and the upper clamp which are connected in a hinged manner.

Compared with the prior art, the utility model has the beneficial effects that:

1) By adopting the technical scheme, the PE pipe butt joint device has the advantages that the adjusting mechanisms are arranged on the upper clamp and the lower clamp, and the pipe butt joint amount is adjusted by the adjusting plate at the end part of the supporting arm, so that compared with the traditional manual moving pipe, the PE pipe butt joint device is more time-saving and labor-saving, and has higher accuracy;

2) The length of the support arm in the staggered side clamp can be adjusted, so that the support arm is applicable to pipelines with various specifications, and construction is more convenient;

3) The support arm is six-point type, has wide coverage and can be adjusted randomly according to the staggered edge direction.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a diagram showing a state of the clamp to be clamped;

FIG. 3 is a second state diagram of the clamp to be clamped;

FIG. 4 is a diagram showing a clamping state of the clamp according to the first embodiment of the present utility model;

FIG. 5 is a second state diagram of the clamping operation of the clamp of the present utility model;

FIG. 6 is an enlarged detail view at A of FIG. 1;

FIG. 7 is an enlarged detail view at B of FIG. 1;

fig. 8 is a PE docking fixture.

In the figure: 1. a clamp is arranged; 2. a lower clamp; 3. a support arm; 301. an adjustment end; 302. a threaded end; 4. an adjusting plate; 5. a support arm nut; 6. an upper hanging lug; 7. a lower hanging lug; 8. a fixing bolt; 9. and (3) a nut.

Detailed Description

The utility model will be further described with reference to the accompanying drawings, but the scope of protection of the utility model is not limited to the described scope.

As shown in fig. 1-7, a clamp for PE butt joint misalignment adjustment includes a semi-arc upper clamp 1 and a semi-arc lower clamp 2, one ends of the upper clamp 1 and the lower clamp 2 are hinged, time is saved during installation, the other ends of the upper clamp 1 and the lower clamp 2 are fixedly connected, specifically, through holes are formed in the ends of the upper clamp 1 and the lower clamp 2, a fixing bolt 8 penetrates through the two through holes, and the fixing bolt is fixedly connected with a nut 9.

The upper clamp 1 and the lower clamp 2 are respectively and uniformly provided with a plurality of adjusting mechanisms, in the embodiment, the two clamps are respectively and uniformly provided with 3 adjusting mechanisms for adjusting the staggered edges when the pipes are in butt joint, and the adjusting mechanisms are detachably connected with the staggered edge adjusting clamps.

Each adjusting mechanism comprises a supporting arm 3, an adjusting plate 4 and a supporting arm nut 5, the supporting arm 3 is arranged on the staggered edge adjusting clamp, the end part of the supporting arm 3, which is positioned in the staggered edge adjusting clamp, is fixedly connected with the adjusting plate 4, and the length of the supporting arm 3 in the staggered mark adjusting clamp can be adjusted, so that the device can be suitable for pipes with 160-250 calibers.

The principle that the length of the supporting arm 3 can be adjusted is as follows:

the support arm 3 comprises an adjusting end 301 and a threaded end 302, the end part of the adjusting end 301 is fixedly connected with the threaded end 302, a group of external threads are formed on the surface of the threaded end 302, and the adjusting end 301 and the threaded end 302 are integrated.

The matching parts of the upper clamp 1 and the lower clamp 2 and the corresponding supporting arms 3 are respectively provided with an adjusting hole, the threaded ends 302 of the supporting arms 3 penetrate through the staggered clamps from the inner direction to the outer direction, and after the length of the supporting arms 3 is adjusted according to the diameter of the butted pipe, the supporting arms are fixed through the threaded connection of the supporting arm nuts 5 and the threaded ends 302.

In this embodiment, the support arm 3 has six points, and has a wide coverage, and can be adjusted arbitrarily according to the misalignment direction.

Wherein the adjusting plates 4 are of arc-shaped structures, and the number of the adjusting plates is 6.

The both ends of lower anchor clamps 2 are fixed respectively and are provided with up hangers 6 and lower hangers 7, and lower hangers 7 are located the tip of lower anchor clamps 2 and last anchor clamps 1 hinged joint.

The specific process of the misalignment adjustment during the butt joint of the pipes is as follows:

step one, checking the construction environment of a site, ensuring that the site is tidy and free of sundries as much as possible, connecting a power supply of a welding machine, checking the welding machine and ensuring normal operation;

installing a staggered edge adjusting clamp, namely respectively hanging an upper hanging lug 6 and a lower hanging lug 7 on a connecting rod of a PE butt joint clamp (shown in figure 8), fixing the staggered edge adjusting clamp on the PE butt joint clamp, placing the staggered edge adjusting clamp on the fixed side of a pipe and 3-5cm away from the end face, wherein the staggered edge adjusting clamp is in a state to be clamped;

step three, after milling the end face of the flat pipe by the milling cutter, fixedly connecting the upper clamp 1 and the lower clamp 2 through a fixing bolt 8 and a nut 9;

step four, using a spanner to adjust the length of the supporting arm 3, and adjusting the misalignment amount of the pipeline through the adjusting plate 4;

and fifthly, after the misalignment adjustment is completed, starting welding.

Claims (7)

1. A clamp for PE butt joint and misalignment adjustment consists of a semi-arc upper clamp (1) and a semi-arc lower clamp (2), wherein one ends of the upper clamp (1) and the lower clamp (2) are hinged, and the other ends of the upper clamp and the lower clamp are fixedly connected, and the clamp is characterized in that a plurality of adjusting mechanisms are uniformly arranged on the upper clamp (1) and the lower clamp (2) respectively and used for adjusting the misalignment during pipe butt joint, and the adjusting mechanisms are detachably connected with the misalignment adjusting clamps.

2. The PE butt joint misalignment adjusting clamp according to claim 1, wherein each adjusting mechanism comprises a supporting arm (3), an adjusting plate (4) and a supporting arm nut (5), the supporting arm (3) is arranged on the misalignment adjusting clamp, the end part of the supporting arm (3) located in the misalignment adjusting clamp is fixedly connected with the adjusting plate (4), and the supporting arm (3) is fixed on the misalignment clamp through the supporting arm nut (5).

3. A clamp for PE butt joint misalignment adjustment according to claim 2, characterized in that the support arm (3) comprises an adjustment end (301) and a threaded end (302), the end of the adjustment end (301) is fixedly connected with the threaded end (302), and the surface of the threaded end (302) is provided with a set of external threads.

4. A PE butt joint misalignment adjusting clamp according to claim 3, characterized in that the matching part of the supporting arm (3) and the corresponding clamp is provided with an adjusting hole, the end part of the supporting arm (3) passes through the adjusting hole, and the supporting arm (3) is in threaded connection with the threaded end (302) through the supporting arm nut (5) after the length of the supporting arm (3) in the misalignment clamp is adjusted.

5. A clamp for PE butt joint misalignment adjustment according to claim 4, characterized in that the adjustment plate (4) is of arcuate construction.

6. The PE butt joint misalignment adjusting clamp according to claim 5 is characterized in that 3 adjusting mechanisms are arranged on the upper clamp (1) and the lower clamp (2).

7. The PE butt joint misalignment adjusting clamp according to claim 6 is characterized by comprising an upper hanging lug (6) and a lower hanging lug (7), wherein the upper hanging lug (6) and the lower hanging lug (7) are fixedly arranged at two ends of the lower clamp (2) respectively; the lower hanging lugs (7) are positioned at the end parts of the lower clamp (2) connected with the upper clamp (1) in a hinged mode.