CN201320727Y

CN201320727Y - Assembly device for PCCP pipelines

Info

Publication number: CN201320727Y
Application number: CNU200820211772XU
Authority: CN
Inventors: 刘喜才; 刘聪; 王笑月
Original assignee: Daqing Oilfield Co Ltd
Current assignee: Daqing Oilfield Co Ltd; Daqing Oilfield Construction Group Co Ltd
Priority date: 2008-12-21
Filing date: 2008-12-21
Publication date: 2009-10-07
Anticipated expiration: 2018-12-21

Abstract

The utility model relates to an assembly device for PCCP pipelines, comprising trolleys (1). Two assembled pipelines (5) are respectively and internally provided with a trolley (1); the trolleys (1) are fixed with front beams (13) by left branch pipes (10); two ends of each front beam are arranged on the end surfaces of the pipelines (5); rear beams (17) are fixed with the trolleys (1) by right branch pipes (15); two ends of each rear beam (17) are arranged on the end surfaces of the pipelines (5); tension devices (2) are arranged on the trolleys (1) and are internally provided with jacks (4); one end of each tension device (2) is fixedly connected with the front beams (13) by pipes (14); the other end of each tension device (2) is articulated with reinforcing steels; and the other end of each reinforcing steel (3) is articulated with the rear beams (17). The utility model solves the technical problem that large diameter PCCP pipelines are difficult to be laid in a channel and ensures that construction is smoothly carried out.

Description

A kind of PCCP pipeline group is to device

Technical field:

The utility model belongs to the capital construction construction equipment, and especially a kind of PCCP pipeline group is to device.

Background technology:

PCCP is the abbreviation of " Prestressed Concrete Cylinder Pipe "; i.e. " Prestressed concrete cylinder pipe "; (be to adopt sheet metal and steel holds, the socket ring rolls and be welded into cylindrical shell; placing concrete becomes tube core inside and outside cylindrical shell then; on the tube core cylindrical, twine compressor wire; roller is penetrated the multiple tube of cement mortar protective course again), utilize lifting, group to, technology such as seal, with the PCCP pipeline laying in ditch.Because (PCCP pipeline joint length is at 5-7m from great for heavy caliber PCCP pipe, diameter mostly is 2～4m greatly, the PCCP pipe weight of diameter 3m length 6m is about 40 tons, the PCCP pipe weight of diameter 4m length 6m is about 70 tons), on the hills, when the tunnel carries out PCCP pipeline laying construction, adopt conventional haulage vehicle and hoisting machinery can't carry out the pipeline stringing and organize to installing.

The utility model content:

In order to overcome the problem that exists in the background technology, the utility model provides a kind of PCCP pipeline group to device, has separated soon the technical barrier that lays in the heavy caliber PCCP pipe alley, has guaranteed carrying out smoothly of construction.

The technical solution of the utility model is: this PCCP pipeline group comprises dolly to device, in the right pipeline of two velamen groups dolly is arranged respectively, left side on the dolly is propped up tube end and is fixed with left socle, left socle is fixed with front beam by pin, the two ends of front beam are dropped on the end face of pipeline, the right side on the dolly is propped up tube end and is fixed with right support, right support is fixed with rear cross beam by pin, the two ends of rear cross beam are dropped on the end face of pipeline, be placed with tensioning apparatus on the dolly, jack is installed in the tensioning apparatus, an end of tensioning apparatus is fixedlyed connected with front beam by pipe, the other end hinge joint of tensioning apparatus has reinforcing bar, the other end of reinforcing bar and rear cross beam hinge joint.

Above-mentioned tensioning apparatus is made up of plate A, plate B, four blocks of plates of plate C, plate D and screw rod, nut, plate A and plate C are one group, fixedly connected by 4 groups of screw rods and nut at least between plate A and the plate C, the screw rod of fixed plate A and plate C passes plate B, plate B and plate D are one group, fixedly connected by 4 groups of screw rods and nut at least between plate B and the plate D, the screw rod of fixed head B and plate D passes plate C, between plate B and the plate C jack is installed; The two ends of rear cross beam are plate, and plate is fixed on an end of short tube, and the other end of short tube is inserted in the tubular body of rear cross beam, and short tube is fixedlyed connected by position-limitting pin with tubular body; The both ends of front beam are the baffle plate by bolting, and baffle plate drops on the end face of pipeline.

The utlity model has following beneficial effect: the construction group to the time can utilize this device that two PCCP pipelines that close on are grouping installation, and laying and move with pipeline, carry out two PCCP pipelines that close on repeatedly and be grouping installation, the group of finally finishing whole PCCP pipelines is right, and is simple and easy to do time saving and energy saving.This PCCP pipeline group is carried out the difficult problem of PCCP pipeline to pipe to device solves hills, tunnel.

Description of drawings:

Accompanying drawing 1 is the utility model structural representation;

Accompanying drawing 2 is attached views of accompanying drawing 1;

Accompanying drawing 3 is right views of accompanying drawing 1;

Accompanying drawing 4 is left views of accompanying drawing 1.

1-dolly among the figure, 2-tensioning apparatus, 3-reinforcing bar, 4-jack, the 5-pipeline, 6-plate A, 7-plate B, 8-plate C, 9-plate D, 10-left side arm, 11-left socle, 12-pin, the 13-front beam, 14-pipe, the right arm of 15-, 16-right support, the 17-rear cross beam, 18-plate, 19-short tube, 20-tubular body, the 21-position-limitting pin, 22-bolt, 23-baffle plate.

The specific embodiment:

The utility model is described in further detail below in conjunction with accompanying drawing: shown in accompanying drawing, this PCCP pipeline group comprises dolly 1 to device, in the right pipeline 5 of two velamen groups dolly 1 is arranged respectively, dolly 1 can be walked in pipeline 5, left arm 10 ends on the dolly 1 are fixed with left socle 11, left socle 11 is fixed with front beam 13 by pin 12, the two ends of front beam 13 are dropped on the end face of pipeline 5, right arm 15 ends on the dolly 1 are fixed with right support 16, right support 16 is fixed with rear cross beam 17 by pin, the two ends of rear cross beam 17 are dropped on the end face of pipeline 5, be placed with tensioning apparatus 2 on the dolly 1, jack 4 is installed in the tensioning apparatus 2, one end of tensioning apparatus 2 is fixedlyed connected with front beam 13 by pipe 14, the other end hinge joint of tensioning apparatus 2 has reinforcing bar 3, the other end of reinforcing bar (3) and rear cross beam 17 hinge joints, shaking jack 4 tensioning apparatus 2 shrinks, tensioning apparatus 2 drives reinforcing bar (3), rear cross beam 17, front beam 13 move toward one another, and then right pipeline 5 move toward one another reach the right purpose of group to drive two velamen groups.

Described tensioning apparatus 2 is by plate A 6, plate B 7, plate C 8,9 four blocks of plates of plate D and screw rod, nut is formed, plate A6 and plate C 8 are one group, fixedly connected by 4 groups of screw rods and nut at least between plate A 6 and the plate C 8, the screw rod of fixed plate A 6 and plate C 8 passes plate B 7, plate B 7 and plate D 9 are one group, fixedly connected by 4 groups of screw rods and nut at least between plate B 7 and the plate D 9, the screw rod of fixed head B 7 and plate D 9 passes plate C 8, between plate B 7 and the plate C 8 jack 4 is installed, plate A 6 and plate C 8 these groups move right when shaking jack 4, plate B 7 and plate D 9 these groups are moved to the left, whole tensioning apparatus 2 length have been diminished, and final the drive by right pipeline 5 move toward one another of group reaches the right purpose of group.

For the ease of installation and removal rear cross beam 17, the two ends of rear cross beam 17 are plate 18, plate 18 is fixed on an end of short tube 19, and the other end of short tube 19 is inserted in the tubular body 20 of rear cross beam 17, and short tube 19 is fixedlyed connected by position-limitting pin 21 with tubular body 20, short tube 19 can be adjusted according to pipe diameter is radially flexible, in dismounting rear cross beam 17, position-limitting pin 21 to be pulled up, short tube 19 can be inserted in the tubular body 20, rear cross beam 17 length shorten and help dismounting, and are then opposite during installation.

For the ease of installation and removal front beam 13, the both ends of front beam 13 are the baffle plate of being fixed by bolt 22 23, baffle plate 23 drops on the end face of pipeline 5, baffle plate 23 can be adjusted according to pipe diameter is radially flexible, when dismounting front beam 13, unload bolt 22, baffle plate 23 can rotate around the main body of front beam 13, front beam 13 was dismantled with regard to short helping, then opposite during installation.The baffle plate 23 of front beam 13 is equipped with intensity height, good, the whippy non-metallic plates of wearability, has reduced the destruction of baffle plate to the pipeline external protection.

During construction the PCCP pipeline group is placed in two PCCP pipelines dolly 1, respectively front beam 13, rear cross beam 17 are placed on the middle line of PCCP pipeline, shake the rocking arm of jack 4, the piston of jack 4 ejects pulling swelling device 2, make PCCP pipeline move toward one another in axial direction, when reaching the preset clearance of standard-required between the butt joint pipeline mutually, the PCCP pipeline group finishes installing.Unclamp swelling device 2, mobile PC CP pipeline group in following two PCCP pipelines, repeats the above-mentioned group of group of installation process being finished again the PCCP pipeline to installing to dolly 1.So repeatedly, can finish the group of PCCP pipeline of long distance to installing.Two PCCP pipelines can be carried out the pipeline installation in position by standard, interface and sealing ring not damaged to the PCCP pipeline do not produce mismatch and play, and once mounting finishes.

This PCCP pipeline group is applied in mill scenery with hills and waters storehouse, Harbin aqueduct first phase, the second stage of the project construction to dolly, has captured the technical barrier that lays in the heavy caliber PCCP pipe alley, has guaranteed carrying out smoothly of construction.

Claims

1, a kind of PCCP pipeline group is to device, comprise dolly (1), it is characterized in that: in the right pipeline (5) of two velamen groups dolly (1) is arranged respectively, left arm (10) end on the dolly (1) is fixed with left socle (11), left socle (11) is fixed with front beam (13) by pin (12), the two ends of front beam (13) are dropped on the end face of pipeline (5), right arm (15) end on the dolly (1) is fixed with right support (16), right support (16) is fixed with rear cross beam (17) by pin, the two ends of rear cross beam (17) are dropped on the end face of pipeline (5), be placed with tensioning apparatus (2) on the dolly (1), jack (4) is installed in the tensioning apparatus (2), one end of tensioning apparatus (2) is fixedlyed connected with front beam (13) by pipe (14), the other end hinge joint of tensioning apparatus (2) has reinforcing bar (3), the other end of reinforcing bar (3) and rear cross beam (17) hinge joint.

2, the described PCCP pipeline group of root a tree name claim 1 is to device, it is characterized in that: tensioning apparatus (2) is by plate A (6), plate B (7), plate C (8), plate D (9) four plates and screw rods, nut is formed, plate A (6) and plate C (8) are one group, fixedly connected by 4 groups of screw rods and nut at least between plate A (6) and the plate C (8), the screw rod of fixed plate A (6) and plate C (8) passes plate B (7), plate B (7) and plate D (9) are one group, fixedly connected by 4 groups of screw rods and nut at least between plate B (7) and the plate D (9), the screw rod of fixed head B (7) and plate D (9) passes plate C (8), between plate B (7) and the plate C (8) jack (4) is installed.

3, the described PCCP pipeline group of root a tree name claim 1 is to device, it is characterized in that: the two ends of rear cross beam (17) are plate (18), plate (18) is fixed on an end of short tube (19), the other end of short tube (19) is inserted in the tubular body (20) of rear cross beam (17), and short tube (19) is fixedlyed connected by position-limitting pin (21) with tubular body (20).

4, the described PCCP pipeline group of root a tree name claim 1 is characterized in that device: the baffle plate (23) of the both ends of front beam (13) for being fixed by bolt (22), baffle plate (23) drops on the end face of pipeline (5).