CN214774114U - Built-in aligning pressure device for electric fusion welding connection of plastic pipeline - Google Patents
Built-in aligning pressure device for electric fusion welding connection of plastic pipeline Download PDFInfo
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- CN214774114U CN214774114U CN202120410770.9U CN202120410770U CN214774114U CN 214774114 U CN214774114 U CN 214774114U CN 202120410770 U CN202120410770 U CN 202120410770U CN 214774114 U CN214774114 U CN 214774114U
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Abstract
The utility model discloses a built-in aligning pressure device for electric fusion welding connection of plastic pipelines, which comprises an installation barrel body, nine groups of arc supporting plates which are arranged at the periphery of the installation barrel body and distributed in an annular array, a first double-hydraulic telescopic cylinder and a second double-hydraulic telescopic cylinder which are in power connection with the arc supporting plates; among nine groups of arc backup pads, wherein the power of three group's arc backup pads that the equal angle distributes is connected with first pair hydraulic telescoping cylinder, and six group's arc backup pads power is connected with the second pair hydraulic telescoping cylinder in addition, and the equal rigid coupling of medial surface of each group's arc backup pad has along the radial connection slide rail that arranges of installation barrel, and each group's connection slide rail all with the nested installation of relative slip's mode on the installation barrel. The utility model discloses can guarantee that heavy-calibre pipeline stably connects to hoop supporting, pressurization, the pressurize that the pipeline junction provided, and easy operation can effectively improve work efficiency.
Description
Technical Field
The utility model relates to a plastic conduit connects technical field, specific built-in aligning pressure device that plastic conduit electric fusion welding connects that says so.
Background
In the construction process of large-caliber plastic pipeline engineering, multiple sections of pipelines with standard lengths are usually connected to reach the length actually required by the engineering project, and the most common connection mode is socket joint thermal electric fusion welding. The pipeline is a flexible pipeline, and is processed and molded by adopting a thermoplastic material extrusion or winding mode, wherein the material is Polyethylene (PE), polypropylene (PP) and the like. In the process of electric fusion welding connection, the large-diameter plastic pipeline can be softened by heating to generate certain deformation. The socket electric hot-melting welding of the pipeline can cause the hidden quality troubles of strength reduction, false welding and the like under the conditions of no uniform extrusion and pressure maintaining.
Because the caliber of the pipeline is large, the work can not be completed only by manpower. This just needs a special construction tool, both can provide required pressure when the heavy-calibre pipeline electric fusion welds, can guarantee again that the pressure that receives in the junction scope is even to guarantee the circularity of pipeline junction, do not cause the deformation, guarantee that the wholeness ability and the use of product are not influenced in the work progress.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can guarantee the stable connection of heavy-calibre pipeline to hoop support, pressurization, the pressurize that pipeline connection department provided, and easy operation's plastic conduit electrofusion welds the built-in aligning pressure device who connects to the above-mentioned weak point that exists among the prior art.
The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: a built-in self-aligning pressure device for electric fusion welding connection of a plastic pipeline comprises an installation cylinder body, nine groups of arc-shaped supporting plates, a first double-hydraulic telescopic cylinder and a second double-hydraulic telescopic cylinder, wherein the nine groups of arc-shaped supporting plates are arranged on the outer periphery of the installation cylinder body and distributed in an annular array;
in the nine groups of arc-shaped supporting plates, three groups of arc-shaped supporting plates which are distributed at equal angles are in power connection with a first double-hydraulic telescopic cylinder, the other six groups of arc-shaped supporting plates are in power connection with a second double-hydraulic telescopic cylinder, the inner side surfaces of all the groups of arc-shaped supporting plates are fixedly connected with connecting slide rails which are arranged along the radial direction of the installation cylinder body, and all the groups of connecting slide rails are nested and installed on the installation cylinder body in a relative sliding mode;
the inner side ends of the arc-shaped supporting plates which are in power connection with the first double-hydraulic telescopic cylinder and correspond to the connecting slide rails are hinged with first supporting rods, the other ends of the first supporting rods are hinged to a first mounting disc, the first mounting disc is arranged on the axis of the mounting cylinder body, one end of the first double-hydraulic telescopic cylinder is fixedly connected to the axis of the first mounting disc, and the other end of the first double-hydraulic telescopic cylinder is fixedly mounted on the mounting cylinder body; the arc-shaped supporting plate in power connection with the second double-hydraulic telescopic cylinder is hinged to a second supporting rod correspondingly at the inner side end of the connecting slide rail, the other end of the second supporting rod is hinged to a second mounting disc, the second mounting disc is arranged on the axis of the mounting cylinder body, the axis of the second mounting disc is fixedly connected with one end of the second double-hydraulic telescopic cylinder, and the other end of the second double-hydraulic telescopic cylinder is fixedly mounted on the mounting cylinder body.
Each group the lateral surface of arc backup pad all is provided with the buffer layer, and the material of buffer layer adopts thermosetting rubber.
Each group equal rigid coupling has two sets of connecting rods in the arc backup pad, and two sets of corresponding connecting rods arrange along installation section of thick bamboo axial direction, every group the medial extremity that corresponds two sets of connection slide rails in the arc backup pad all passes through connecting rod fixed connection, and connecting rod center department rigid coupling has the hinge, first bracing piece, second bracing piece are articulated with the hinge that corresponds respectively.
The equal fixed mounting in both ends of installation barrel has the mounting bracket, the stiff end of first double hydraulic stretching jar, the double hydraulic stretching jar of second is fixed mounting respectively on the mounting bracket at both ends, all arrange at the installation barrel inboardly along the axis of installation barrel of first double hydraulic stretching jar, the double hydraulic stretching jar of second.
The movable end of the first double-hydraulic telescopic cylinder is fixedly connected with the axis of the outer side face of the first mounting plate, and the movable end of the second double-hydraulic telescopic cylinder is fixedly connected with the axis of the outer side face of the second mounting plate.
The utility model has the advantages that: through the cooperation work of the first double-hydraulic telescopic cylinder and the second double-hydraulic telescopic cylinder, the arc-shaped supporting plates uniformly support the inner part of the pipeline joint, and the annular supporting, the pressurizing and the pressure maintaining are provided at the pipeline joint with the circular section, so that the two sections of pipelines are connected more sufficiently, and the performance requirement required by construction engineering is met. The problem of easy deformation and can not effective connection in the connection of heavy-calibre plastic conduit is solved, can guarantee that the required pressure of heavy-calibre pipeline electric-melting welding department makes its effective connection, guarantees hoop support, pressurization, pressurize that circular cross section pipeline connecting portion need provide, convenient to use, easy operation improves work efficiency.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic view of an arc-shaped support plate in power connection with the first dual hydraulic telescopic cylinder and an installation structure thereof;
fig. 4 is a schematic view of an arc-shaped support plate in power connection with the second double-hydraulic telescopic cylinder and an installation structure thereof.
In the figure: the installation barrel 1, the arc backup pad 2, 3 first two hydraulic stretching jar, 4 two hydraulic stretching jar of second, 5 connect slide rail, 6 first bracing pieces, 7 first mounting discs, 8 second bracing pieces, 9 second mounting discs, 10 connecting rods, 11 articulated joints, 12 mounting brackets.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.
Referring to fig. 1-4, a built-in self-aligning pressure device for electrofusion welding connection of plastic pipes comprises an installation cylinder 1, nine groups of arc-shaped supporting plates 2 which are arranged on the periphery of the installation cylinder 1 and distributed in an annular array, a first double-hydraulic telescopic cylinder 3 and a second double-hydraulic telescopic cylinder 4 which are in power connection with the arc-shaped supporting plates 2;
among the nine groups of arc-shaped supporting plates 2, three groups of arc-shaped supporting plates 2 distributed at equal angles are dynamically connected with a first double-hydraulic telescopic cylinder 3, the other six groups of arc-shaped supporting plates 2 are dynamically connected with a second double-hydraulic telescopic cylinder 4, the inner side surfaces of all the groups of arc-shaped supporting plates 2 are fixedly connected with connecting slide rails 5 arranged along the radial direction of the installation cylinder body 1, and all the groups of connecting slide rails 5 are nested and installed on the installation cylinder body 1 in a relative sliding mode;
the inner side ends of the arc-shaped supporting plates 2 which are in power connection with the first double-hydraulic telescopic cylinder 3 and correspond to the connecting slide rails 5 are hinged with first supporting rods 6, the other end of each first supporting rod 6 is hinged to a first mounting disc 7, the first mounting disc 7 is arranged on the axis of the mounting cylinder body 1, one end of the first double-hydraulic telescopic cylinder 3 is fixedly connected to the axis of the first mounting disc 7, and the other end of the first double-hydraulic telescopic cylinder 3 is fixedly mounted on the mounting cylinder body 1; the arc-shaped supporting plate 2 in power connection with the second double-hydraulic telescopic cylinder 4 is correspondingly connected with the inner side end of the sliding rail 5 and hinged with a second supporting rod 8, the other end of the second supporting rod 8 is hinged to a second mounting disc 9, the second mounting disc 9 is arranged on the axis of the mounting cylinder body 1, one end of the second double-hydraulic telescopic cylinder 4 is fixedly connected to the axis of the second mounting disc 9, and the other end of the second double-hydraulic telescopic cylinder 4 is fixedly mounted on the mounting cylinder body 1.
In the utility model, the outer side surfaces of the arc support plates 2 are provided with buffer layers, and the material of the buffer layers is thermosetting rubber, so that the arc support plates 2 can be stably contacted with and supported by the inner side walls of the material selecting pipelines;
each group of arc-shaped supporting plates 2 are fixedly connected with two groups of connecting rods 10, the two groups of corresponding connecting rods 10 are arranged along the axial direction of the mounting cylinder, the inner side ends, corresponding to the two groups of connecting slide rails 5, of each group of arc-shaped supporting plates 2 are fixedly connected through the connecting rods 10, the center of each connecting rod 10 is fixedly connected with a hinge joint 11, the first supporting rod 6 and the second supporting rod 8 are respectively hinged with the corresponding hinge joints 11, and the mounting stability of each group of arc-shaped supporting plates 2 is guaranteed;
the mounting frames 12 are fixedly mounted at two ends of the mounting cylinder body 1, the fixed ends of the first double-hydraulic telescopic cylinder 3 and the second double-hydraulic telescopic cylinder 4 are respectively fixedly mounted on the mounting frames 12 at the two ends, and the first double-hydraulic telescopic cylinder 3 and the second double-hydraulic telescopic cylinder 4 are arranged on the inner side of the mounting cylinder body 1 along the axis of the mounting cylinder body 1, so that the stable mounting of the first double-hydraulic telescopic cylinder 3 and the second double-hydraulic telescopic cylinder 4 on the mounting cylinder body 1 is ensured;
the movable end of the first double-hydraulic telescopic cylinder 3 is fixedly connected with the axis of the outer side surface of the first mounting plate 7, and the movable end of the second double-hydraulic telescopic cylinder 4 is fixedly connected with the axis of the outer side surface of the second mounting plate 9.
The utility model discloses a theory of operation is: when the device is used, firstly, the device is arranged on the inner side of a plastic pipeline and positioned at the joint of two groups of pipelines, a first double-hydraulic telescopic cylinder 3 is controlled to work to drive a first mounting disc 7 to axially move along a mounting cylinder body 1, then a first supporting rod 6 and a connecting slide rail 5 correspondingly hinged with the first supporting rod 6 drive a corresponding arc-shaped supporting plate 2 to radially move along the mounting cylinder body 1, the corresponding supporting plate is stably contacted with the inner side wall of the plastic pipeline, the axis of the mounting cylinder body 1 and the axis of the plastic pipeline are arranged in a collinear manner, and the center adjustment in the using process of the device is realized;
then, the second double-hydraulic telescopic cylinder 4 is controlled to work, the second mounting plate 9 is driven to move axially along the mounting cylinder body 1, the corresponding arc-shaped supporting plates 2 are driven to move radially along the mounting cylinder body 1 through the second supporting rods 8 and the sliding rails 5 correspondingly hinged with the second supporting rods 8, the corresponding supporting plates are stably contacted with the inner side wall of the plastic pipeline, and the connecting positions of the groups of arc-shaped supporting plates 2 which are in power connection with the first double-hydraulic telescopic cylinder 3 are matched for uniform internal support of the pipeline;
finally, when uniform internal support is obtained at the pipeline joint, the pipeline is subjected to socket joint electric hot melting welding, uniform extrusion and pressure maintaining, and materials at the pipeline joint are uniformly fused to ensure the strength; after the required shape and pressure are achieved, the positions of the arc support plates 2 are kept unchanged, after the pipeline connection is completed and the pipeline is cooled, the first double-hydraulic telescopic cylinder 3 and the second double-hydraulic telescopic cylinder 4 are controlled to work, the arc support plates 2 are contracted inwards, the diameter of the tool is reduced, the tool is moved out of the socket joint, and the process is finished.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides a built-in aligning pressure device that plastic conduit electrofusion welding connects which characterized in that: the hydraulic telescopic cylinder comprises an installation cylinder body (1), nine groups of arc-shaped supporting plates (2) which are arranged on the periphery of the installation cylinder body (1) and distributed in an annular array, and a first double-hydraulic telescopic cylinder (3) and a second double-hydraulic telescopic cylinder (4) which are in power connection with the arc-shaped supporting plates (2);
among the nine groups of arc-shaped supporting plates (2), three groups of arc-shaped supporting plates (2) distributed at equal angles are dynamically connected with a first double-hydraulic telescopic cylinder (3), the other six groups of arc-shaped supporting plates (2) are dynamically connected with a second double-hydraulic telescopic cylinder (4), the inner side surfaces of all the groups of arc-shaped supporting plates (2) are fixedly connected with connecting slide rails (5) arranged along the radial direction of the installation cylinder body (1), and all the groups of connecting slide rails (5) are nested and installed on the installation cylinder body (1) in a relative sliding manner;
the inner side ends of arc-shaped supporting plates (2) which are in power connection with the first double-hydraulic telescopic cylinder (3) and correspondingly connected with sliding rails (5) are hinged with first supporting rods (6), the other end of each first supporting rod (6) is hinged to a first mounting disc (7), each first mounting disc (7) is arranged on the axis of the corresponding mounting cylinder (1), one end of the corresponding first double-hydraulic telescopic cylinder (3) is fixedly connected to the axis of the corresponding first mounting disc (7), and the other end of the corresponding first double-hydraulic telescopic cylinder (3) is fixedly mounted on the corresponding mounting cylinder (1); with arc backup pad (2) that two hydraulic telescoping cylinder (4) power of second is connected corresponds the medial extremity of connecting slide rail (5) and all articulates there is second bracing piece (8), just the other end of second bracing piece (8) articulates on second mounting disc (9), second mounting disc (9) set up on the axis of installation barrel (1), just the axle center department fixedly connected with of second mounting disc (9) the one end of two hydraulic telescoping cylinder (4) of second, the other end fixed mounting of two hydraulic telescoping cylinder (4) of second is on installation barrel (1).
2. The built-in self-aligning pressure device for electric fusion welding connection of plastic pipelines according to claim 1, wherein: each group of the outer side surface of the arc-shaped supporting plate (2) is provided with a buffer layer, and the material of the buffer layer is thermosetting rubber.
3. The built-in self-aligning pressure device for electric fusion welding connection of plastic pipelines as claimed in claim 2, wherein: each group equal rigid coupling has two sets of connecting rods (10) on arc backup pad (2), and two sets of connecting rods (10) that correspond are arranged along installation section of thick bamboo axial direction, every group correspond the medial extremity that two sets of connection slide rails (5) on arc backup pad (2) and all pass through connecting rod (10) fixed connection, and connecting rod (10) center department rigid coupling has hinge (11), first bracing piece (6), second bracing piece (8) are articulated with hinge (11) that correspond respectively.
4. The built-in self-aligning pressure device for electric fusion welding connection of plastic pipelines as claimed in claim 3, wherein: the installation barrel is characterized in that mounting frames (12) are fixedly mounted at two ends of the installation barrel (1), fixed ends of the first double-hydraulic telescopic cylinder (3) and the second double-hydraulic telescopic cylinder (4) are fixedly mounted on the mounting frames (12) at the two ends respectively, and the first double-hydraulic telescopic cylinder (3) and the second double-hydraulic telescopic cylinder (4) are arranged on the inner side of the installation barrel (1) along the axis of the installation barrel (1).
5. The built-in self-aligning pressure device for electric fusion welding connection of plastic pipelines as claimed in claim 4, wherein: the movable end of the first double-hydraulic telescopic cylinder (3) is fixedly connected with the axis of the outer side face of the first mounting plate (7), and the movable end of the second double-hydraulic telescopic cylinder (4) is fixedly connected with the axis of the outer side face of the second mounting plate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120410770.9U CN214774114U (en) | 2021-02-25 | 2021-02-25 | Built-in aligning pressure device for electric fusion welding connection of plastic pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120410770.9U CN214774114U (en) | 2021-02-25 | 2021-02-25 | Built-in aligning pressure device for electric fusion welding connection of plastic pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214774114U true CN214774114U (en) | 2021-11-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120410770.9U Active CN214774114U (en) | 2021-02-25 | 2021-02-25 | Built-in aligning pressure device for electric fusion welding connection of plastic pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214774114U (en) |
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2021
- 2021-02-25 CN CN202120410770.9U patent/CN214774114U/en active Active
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