CN213006595U

CN213006595U - Butt welding mold for joint of drain pipe

Info

Publication number: CN213006595U
Application number: CN202021541006.7U
Authority: CN
Inventors: 强振兴; 郎志军; 张晓东; 冯超; 陈东芝
Original assignee: First Construction Co Ltd of China Construction Seventh Engineering Division Corp Ltd
Current assignee: First Construction Co Ltd of China Construction Seventh Engineering Division Corp Ltd
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-04-20
Anticipated expiration: 2030-07-29

Abstract

The utility model discloses a drain pipe joint butt welding mould, including a plurality of fixed pipe pairs, the axis coincidence of the fixed pipe of each fixed pipe pair, and constitute that two fixed pipes of each fixed pipe are fixed in respectively on the mounting panel of two relative settings, the tip of two rows of water pipes stretches out the mounting panel and docks together through corresponding fixed pipe respectively, is provided with drain pipe tightening mechanism on each fixed pipe respectively. The utility model discloses effectual, the welded qualification rate has been improved to the centering in butt welding process to accomplish simultaneously and carry out the butt welding operation to the drain pipe of different pipe diameters. The utility model is suitable for a technical field of drain pipe butt welding.

Description

Butt welding mold for joint of drain pipe

Technical Field

The utility model belongs to the technical field of the drain pipe butt welding, specifically speaking relates to a drain pipe joint butt welding mould.

Background

At present, the welding mode of the drain pipe joint is that the drain pipe joint is aligned manually, and due to the fact that no good fixing facility exists, the phenomena of drain pipe deviation and poor centering effect often occur in the welding process, welding quality is reduced, and the qualification rate is high. In addition, only single-tube butt welding can be performed during welding, and simultaneous welding of multiple tubes cannot be performed, so that the efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides a drain pipe joint butt welding mould solves the problem that butt welding in-process centering effect is poor, improves the qualification rate, and accomplishes simultaneously and carries out the butt welding operation to the drain pipe of different pipe diameters.

In order to achieve the above object, the utility model adopts the following technical scheme:

the butt welding mold for drain pipe joint includes several pairs of fixed pipe pairs, each pair of fixed pipe pairs has superposed axis, and each pair of fixed pipe pairs has two fixed pipes fixed separately onto two oppositely set installing boards, two rows of water pipes with ends extending beyond the installing boards and butted to the locating boards, and drain pipe tightening mechanisms set separately on the fixed pipes.

Furthermore, the drain pipe tightening mechanism comprises an elastic tightening part and an adjusting part, wherein one end of the elastic tightening part extends into the end part of the corresponding fixed pipe, which is far away from each other, and the adjusting part is fixedly connected with the elastic tightening part and tightened by the end part of the tightening part, which corresponds to the fixed pipe.

Furthermore, the portion of tightening of elasticity includes the horn-shaped structure along the outside flaring of the axis of corresponding fixed pipe, the big footpath end and the regulating part of horn-shaped structure link firmly, and the path end of horn-shaped structure stretches into in the fixed pipe, and opens on horn-shaped structure and has a plurality of openings that set up along its circumference, and each opening is extended to big footpath end by the path end.

Furthermore, a rubber layer is attached to the inner wall of the horn-shaped structure, and the rubber layer is discontinuous at each notch.

Furthermore, the adjusting part comprises a first flange fixedly connected with the elastic tightening part, a second flange is constructed at the end part of the fixed pipe corresponding to the first flange, the tightening part is a plurality of tightening bolts, and the first flange is connected with the second flange through the tightening bolts.

Furthermore, one end of each of the two tightening bolts is fixedly connected to the arc-shaped fixing plate, and when the first flange and the second flange are fixedly connected by the two tightening bolts, the fixing plate abuts against the corresponding end face of the first flange or the second flange.

Furthermore, the mounting plates are of rectangular structures, and four corners of the two opposite mounting plates are connected through adjusting bolts.

The utility model discloses owing to adopted foretell structure, it compares with prior art, and the technical progress who gains lies in: the end parts to be welded of the two rows of water pipes are respectively inserted into the two fixed pipes of the fixed pipe pair, extend out of the mounting plate, are centered and are butted at the reserved holes on the positioning plate, and then the water drain pipe tightening mechanism is operated to tighten the corresponding water drain pipes, so that the deviation in the welding process is avoided; and because adopt many to fixed pipe right, can treat the drain pipe of welding to the multiunit and carry out the butt joint fixed, and drain pipe tightening mechanism can tighten the drain pipe of different pipe diameters, carries out welding operation at last, with drain pipe welding on the locating plate, can know from this, the utility model discloses effectual, the welded qualification rate of improvement of centering in the butt welding process to accomplish simultaneously and carry out the butt welding operation to the drain pipe of different pipe diameters.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic structural view illustrating a connection between a first flange and a horn-shaped structure according to an embodiment of the present invention;

FIG. 3 is a schematic view of the structure of FIG. 2 from another angle;

fig. 4 is the embodiment of the present invention, which is a schematic structural diagram of tightening the connection between the bolt and the fixing plate.

Labeling components: 1-fixed pipe, 101-second flange, 2-mounting plate, 3-extending hole, 4-adjusting bolt, 5-drain pipe tightening mechanism, 501-first flange, 502-horn-shaped structure, 6-tightening part, 601-fixed plate and 602-tightening bolt.

Detailed Description

The preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are for purposes of illustration and explanation only and are not intended to limit the invention.

The utility model discloses a drain pipe joint butt welding mould, as shown in figure 1, it is right including a plurality of fixed pipes 1, the axis coincidence of two fixed pipes 1 that every fixed pipe 1 is right, and the one end that these two fixed pipes 1 are close to each other is fixed respectively on two mounting panels 2, these two mounting panels 2 are parallel and set up relatively, the tip of two drain pipes stretches into corresponding fixed pipe 1 respectively in, and stretch out mounting panel 2 and dock on locating plate (not shown in the figure), be provided with drain pipe tightening mechanism 5 on every fixed pipe 1 respectively, it is fixed with drain pipe and fixed pipe 1's rigidity in the effect. The utility model discloses a theory of operation and advantage lie in: the end parts to be welded of the two rows of water pipes are respectively inserted into the two fixed pipes 1 of the fixed pipe 1 pair, extend out of the extension holes 3 which are arranged on the mounting plate 2 and are superposed with the central lines of the fixed pipes 1, and then are centered and butted, and then the drain pipe tightening mechanism 5 is operated to tighten the corresponding drain pipes, so that the deviation in the welding process is avoided; and because adopt many to fixed pipe 1 right, can treat the drain pipe of welding to the multiunit and carry out butt joint fixed, and drain pipe tightening mechanism 5 can tighten the drain pipe of different pipe diameters, carries out welding operation at last, with the drain pipe welding on the locating plate, can know from this, the utility model discloses effectual, the welded qualification rate of improvement of centering in the butt welding process to accomplish simultaneously and carry out the butt welding operation to the drain pipe of different pipe diameters.

As a preferred embodiment of the present invention, as shown in fig. 1 to 3, the drainage pipe tightening mechanism 5 includes an elastic tightening portion and an adjusting portion, one end of the elastic tightening portion extends into the end portion of the corresponding fixed pipe 1 away from each other, the adjusting portion is fixedly welded to the elastic tightening portion, and the end portion corresponding to the fixed pipe 1 is tightened by the tightening portion 6. The elastic tightening part comprises a horn-shaped structure 502 which is gradually expanded outwards along the axis of the corresponding fixed pipe 1, the large-diameter end of the horn-shaped structure 502 is fixedly connected with the adjusting part, the small-diameter end of the horn-shaped structure 502 extends into the fixed pipe 1, a plurality of notches which are arranged along the circumferential direction of the horn-shaped structure 502 are formed in the horn-shaped structure 502, and each notch extends from the small-diameter end to the large-diameter end; by adjusting the tightening part 6, the length change of the part of the adjusting part which drives the elastic tightening part to extend into the fixed pipe 1 is realized, so that the caliber of the small-diameter end of the horn-shaped structure 502 which extends into the fixed pipe 1 is changed, the fixing of the drainage pipes with different pipe diameters is realized, and a foundation is made for finishing the subsequent butt welding operation; and in order to make the trumpet-shaped structure 502 effectively tighten the drain pipe, a rubber layer is attached to the inner wall of the trumpet-shaped structure 502, and the rubber layer is in a discontinuous state at the position of each gap. The regulating part includes the first flange 501 with the big footpath end welded fastening of portion is tightened to elasticity, the welding of the corresponding tip of fixed pipe 1 and first flange 501 has second flange 101, foretell tightening part 6 is many tightening bolts 602, first flange 501 is connected through these tightening bolts 602 with second flange 101, tightening bolts 602 through screwing or loosening, realize the bore change of horn-shaped structure 502 aperture end, and then realize tightening to the drain pipe of different pipe diameters. As shown in fig. 4, one end of each of two tightening bolts 602 is fixedly welded to the circular arc-shaped fixing plate 601, and when the two tightening bolts 602 connect and fix the first flange 501 and the second flange 101, the fixing plate 601 abuts against the corresponding end surface of the first flange 501 or the second flange 101, and due to the adoption of the fixing plate 601, the adjustment consistency of the tightening bolts 602 is improved, and the centering of the drain pipe can be accurately realized. This embodiment locating plate is located between two mounting panels 2, and each tightening bolt 602 equal screw thread runs through the locating plate, and then ensures the rigidity of locating plate.

As a preferred embodiment of the present invention, as shown in fig. 1, the mounting plate 2 is a rectangular structure, and the four corners of the two mounting plates 2 which are arranged relatively are connected via the adjusting bolt 4, so as to change the distance between the two mounting plates 2 by adjusting the adjusting bolt 4, thereby facilitating the subsequent welding operation between the two mounting plates 2.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the protection of the claims of the present invention.

Claims

1. The utility model provides a drain pipe joint butt welding mould which characterized in that: the device comprises a plurality of pairs of fixed pipes, wherein the axes of the fixed pipes of each pair of fixed pipes are superposed, two fixed pipes forming each pair of fixed pipes are respectively fixed on two oppositely arranged mounting plates, the end parts of two rows of water pipes respectively extend out of the mounting plates through the corresponding fixed pipes and are butted on a positioning plate, and a water drainage pipe tightening mechanism is respectively arranged on each fixed pipe.

2. The drain pipe joint butt welding mold according to claim 1, wherein: the drain pipe tightening mechanism comprises an elastic tightening part and an adjusting part, wherein one end of the elastic tightening part extends into the end part of the corresponding fixed pipe, which is far away from each other, and the adjusting part is fixedly connected with the elastic tightening part and is tightened with the end part of the fixed pipe through the tightening part.

3. The drain pipe joint butt welding mold according to claim 2, wherein: the elastic tightening part comprises a horn-shaped structure which is gradually expanded outwards along the axis of the corresponding fixed pipe, the large-diameter end of the horn-shaped structure is fixedly connected with the adjusting part, the small-diameter end of the horn-shaped structure extends into the fixed pipe, a plurality of openings are formed in the horn-shaped structure in the circumferential direction, and each opening extends to the large-diameter end from the small-diameter end.

4. The drain pipe joint butt welding mold according to claim 3, wherein: a rubber layer is attached to the inner wall of the horn-shaped structure, and the rubber layer is discontinuous at each notch.

5. The drain pipe joint butt welding mold according to claim 2, wherein: the adjusting part comprises a first flange fixedly connected with the elastic tightening part, a second flange is constructed at the corresponding end part of the fixed pipe and the first flange, the tightening part is provided with a plurality of tightening bolts, and the first flange is connected with the second flange through the tightening bolts.

6. The drain pipe joint butt welding mold according to claim 5, wherein: one end of each tightening bolt is fixedly connected to the arc-shaped fixing plate, and when the first flange and the second flange are fixedly connected through the two tightening bolts, the fixing plates abut against the corresponding end faces of the first flange or the second flange.

7. The drain pipe joint butt welding mold according to claim 1, wherein: the mounting panel is the rectangle structure, and the four corners of two mounting panels that set up relatively is through adjusting bolt connection.