CN2334577Y - Tool for twining pipe line corrosion-resistant band - Google Patents

Abstract

The utility model relates to a machine for winding anticorrosive belts on a pipe. The utility model can be used in winding operation for anticorrosive cold winding belts and hot melt belts. The utility model is composed of a frame bodies (5), (14), a supporting frame assembly (21), a belt winding shaft, a supporting system (6) and a flame heating system (30). The utility model is characterized in that the fuel inside a fuel tank (31) of the flame heating system is fed through a hose (7) to a flaming nozzle (29) which is provided with a fuel gas and air adjusting device. The diameter of a pipe and the winding pitch are continuously adjusted by an adjusting nut. The utility model has the advantages of one machine with multiple functions, strong applicability, convenient and simple field operation, and high reliability. The utility model is an available machine which is in conformity with the requirement of corrosion prevention construction on pipes.

Description

The pipeline corrosion protection band twines facility

The utility model is the work tool that is used for steel pipeline anti-corrision, relates to the moulding (B29C) and pipeline (F17D) field of packaged device (B65B), general plastic state substance.

The anticorrosion problem of steel pipe is the important topic in the pipe technology always.Different aseptic technics just has corresponding operation technique, and wherein anticorrosion band technology is exactly the convenient and also good technology of antiseptic effect of a kind of field operation.So multiple corresponding construction operation facility have just appearred, as U.S. Pat 4,069,088, the US4 of the 1970s and 1980s, 125,422, US4,008,114 and US4,322,262 etc., they all at be the cold winding technology problem that twines anticorrosion band.China's North China Oilfield had also once been developed " the anticorrosion binding tape Stetch Wrapping Machine of power choring ", at also be the anticorrosion band of cold winding.On aseptic technic, though coldly twine anticorrosion band the very easy advantage of site operation arranged, also cause easily bonding bad and influence the deficiency of antiseptic effect, so occurred the anticorrosion band technology of hot melt again.Obviously, those of past are just not competent at the cold construction operation facility that twine anticorrosion band.And just with the immediate US4 of the utility model, 008,114, it in the adjusting of the adjusting of different tube diameters operation and different winding pitch, employing be plughole structure and band angle support block regulative mode, can not regulate continuously, very inconvenient again.

The purpose of this utility model is that design is a kind of both applicable to the cold self-adhesion anticorrosion adhesive tape that twines, and especially again applicable to the winding operation of the anticorrosion band of hot melt, and more easy pipeline corrosion protection band twines facility in the adjusting of caliber and pitch.

At the above-mentioned problem that will solve, the utility model has added heating system again outside this kind facility comprise usually support body, traveller and tape wrap mechanism, and caliber in the traveller and pitch adjustment mechanism have been done to improve design.These facility as shown in Figure 1 and Figure 2, its polygon structure support body [5], [14] one ends adopt hinged, an end adopts spring [1], [2] hooks [3], [4] to connect.On support body [5], [14] traveller is arranged, i.e. supporting frame assembly [21], respectively there are three steamboats [13] both sides and are twined steel pipe and contact.Tape wrap axle [28] in tape wrap axle and the support system [6] is connected with support body [14] by support block [22], [23] that have angle, and has pressure spring [24], big trochal disc [27], small trochal disc [26] and friction plate [25].Added heating system is an a kind of flame heating system.It comprises a rack-mount fire spraying mouth [29], fuel pot [31] and connects both flexible pipes [7].Adopting the major advantage of flame heating mode is that take-up strap is heated evenly, and rate of heating is fast, can catch up with the speed of winding.Fire spraying mouth [29] (see figure 3) is that a plurality of nozzles become single mouth organ type structure side by side, and its width is by the width decision of take-up strap.Each nozzles has air intlet [37], and communicates with a rectangular cavity [36], and the centre of cavity has fuel to advance hole [35] and fuel valve [38], external fuel inlet of fuel valve [38] [39] and flexible pipe [7].The rack-mount back of fire spraying mouth [29] joins with vertical tooth rack [10] by horizontal rack [9], gear engagement bolt [8], and vertical tooth rack [10] joins by another gear engagement bolt [12] and support block [11], and last support block [11] is connected on the support body [14].Fuel pot [31] is installed in the symmetrical position that support body [14] is gone up tape wrap axle and support system [6] thereof, and fixes with two clips alive [32], and flexible pipe [7] directly passes through support body [14] and connects fuel inlet [39] to fire spraying mouth [29].It is comparatively convenient with the facility operation that fuel pot [31] is installed on the support body, but strengthened the weight of whole facility, comparatively hard when manually twining operation.For the operating personnel saves labour, also fuel pot [31] can be placed on the ground, flexible pipe [7] then be wrapped in another twined on the steel pipe [42] on pipe machine [40], as shown in Figure 4.Should be a circular support body, and be enclosed within on the steel pipe [42] that every end had three universal wheelss [41] to contact with steel pipe [42] respectively around pipe machine [40], flexible pipe [7] twines thereon, and its direction is opposite with the facility sense of rotation, and the length of its length and a circumvolution band is suitable.Fuel used liquefied petroleum gas (LPG) or the rock gas of can be of this heating system.This heating system meshes the contacting point soon that flame that bolt [8], [12] can make fire spraying mouth [29] ejection heats take-up strap and steel pipe [42] just by adjusting gear, it is the angle of tape wrap and steel pipe, the zone face and the steel pipe that will twine are heated simultaneously, make it reach the melting point of take-up strap, and twine very soon and force together, make its welding good.

Traveller is that the alleged supporting frame assembly [21] of the utility model is formed by supporting adjustable lever [20], gear engagement bolt [33], fixed support [19], bogie [15], deflecting bar [16], deflecting bar support [18], holding down bolt [17] and steamboat [13].Wherein the Placement of each parts of caliber controlling mechanism is: the lower end and the bogie [15] that support adjustable lever [20] flexibly connect, steamboat [13] is contained in the lower end of bogie [15], top one side that supports adjustable lever [20] has tooth bar and the gear engagement bolt [33] that is fixed on the fixed support [19] to be connected with a joggle, opposite side has restraining groove to match with the spacing card [45] that is fixed on fixed support [19], and fixed support [19] and deflecting bar support [18] is separately fixed at the both sides of support body [14] by four bolts [43].This structure adapts to different caliber operation needs as long as adjusting gear engagement bolt [33] just can make support adjustable lever [20] drive bogie [15] and steamboat [13] moves up and down.And spiral shell square controlling mechanism is by bogie [15], deflecting bar [16], deflecting bar support [18], holding down bolt [17] with turn to adjusting nut [34] to form.Holding down bolt [17] passes the hole of bogie [15] termination and the hole that clips on deflecting bar [16] jaw of bogie [15] is connected bogie [15] with deflecting bar [16], the bar tail of screwed deflecting bar [16] passes the strip hole of deflecting bar support [18] lower end, two both sides that turn to adjusting nut [34] to be installed in turning rack [18] respectively on the deflecting bar [16].When these facility need be regulated the pitch of winding, as long as with deflecting bar support [18] is the strong point, change and turn to the position of adjusting nut [34] on deflecting bar [16], can promote deflecting bar [16] makes bogie [15] rotate around supporting adjustable lever [20] by holding down bolt [17], realize the continuous variation between 0 °～18 ° at the winding screw angle, and by deflecting bar support [18] and turn to adjusting nut [34] locking deflecting bar [16], thereby it is constant to guarantee to twine pitch.

As can be seen, characteristics of the present utility model are realized winding and heating integrated from above-mentioned structure, not only can carry out the construction operation of the anticorrosion band of hot melt, can also carry out the cold construction operation that twines anticorrosion adhesive tape, and a tractor serves several purposes has enlarged application area; With regard to heat was twined, not only the angular orientation of flame baking was adjustable, and fuel pot both can be placed on ground again with facility, thereby had increased the adaptability of these facility; The loaded down with trivial details formality that these facility have been avoided the sort of in the past jack and changed piece the improvement design of the caliber in the traveller, pitch regulated makes site operation more convenient, simple and direct reliable.Through on probation, the roasting tape wrap coating quality of the anticorrosion heat of the modified oil pitch that these facility are constructed has reached " construction of buried steel pipeline asphalt anti-corrosion coating and acceptance specification " (SYJ4020-88) and " modified oil pitch anti-corrosion coiled material coating construction technology regulation " (Q/GD0204-1996) index of defined, is a kind of available facility that meet construction requirement.

Description of drawings

Fig. 1 pipeline corrosion protection band twines the facility front view

Fig. 2 pipeline corrosion protection band twines the facility side view

Fig. 3 fire spraying mouth

Fig. 4 is around pipe machine schematic representation

Fig. 5 supporting frame assembly front view

Fig. 6 supporting frame assembly side view is wherein:

1-spring 2-spring

3-hook 4-hook

5-left stretcher body 6-tape wrap axle and support system

7-flexible pipe 8-gear engagement bolt

9-horizontal rack 10-vertical tooth rack

11-support block 12-gear engagement bolt

13-steamboat 14-right stretcher body

15-bogie 16-deflecting bar

17-holding down bolt 18-deflecting bar support

19-fixed support 20-supports adjustable lever

21-supporting frame assembly 22-support block

23-support block 24-pressure spring

25-friction plate 26-small trochal disc

27-big trochal disc 28-tape wrap axle

29-fire spraying mouth 30-flame heating system

31-fuel pot 32-clip

33-gear engagement bolt 34-turns to adjusting nut

35-fuel advances the rectangular cavity of hole 36-

37-air intlet 38-fuel valve

39-fuel inlet 40-is around the pipe machine

41-universal wheels 42-steel pipe

43-bolt 44-bolt

The spacing card of 45-

Claims (5)

1. a pipeline corrosion protection band twines facility, comprise support body, traveller, tape wrap mechanism, it is characterized in that being equipped with on support body [5], [14] flame heating system [30], this system [30] comprises a rack-mount fire spraying mouth [29], fuel pot [31] and connects both flexible pipes [7].

2. pipeline corrosion protection band according to claim 1 twines facility, it is characterized in that fire spraying mouth [29] becomes single mouth organ type structure side by side for a plurality of nozzles, each nozzles has air intlet [37], and communicate with a rectangular cavity [36], and the centre of cavity another side has fuel to enter hole [35], valve [38], fuel inlet [39], the rack-mount back of fire spraying mouth [29] is by horizontal rack [9], gear engagement bolt [8] joins with vertical tooth rack [10], and vertical tooth rack [10] joins by another gear engagement bolt [12] and support block [11], is fixed on the support body [14] by support block [11] at last.

3. twine facility according to claim 1 and 2 described pipeline corrosion protection bands, it is characterized in that fuel pot [31] is installed in the symmetrical position that tape wrap axle and support system [6] thereof were gone up and be in to support body [14], it is fixing by two clips alive [32], and flexible pipe [7] directly passes through support body [14] and connects fuel inlet [39] to fire spraying mouth [29]; Or fuel pot [31] placed ground, and flexible pipe [7] is wrapped in frame on the pipe twining machine on the steel pipe [40], this pipe twining machine [40] is a circular support body, and frame is on steel pipe [42], and every end has three universal wheelss [41] respectively, and flexible pipe [7] twines thereon.

4. twine facility according to claim 1 and 2 described pipeline corrosion protection bands, the caliber controlling mechanism that it is characterized in that supporting frame assembly [21] is by supporting adjustable lever [20], gear engagement bolt [33], fixed support [19] and steamboat [13] are formed, supporting adjustable lever [20] lower end and bogie [15] flexibly connects, its upper end one side has tooth bar and the gear engagement bolt [33] that is installed on the fixed support [19] to be connected with a joggle, opposite side has restraining groove to match with the spacing card [45] that is installed in fixed support [19], and fixed support [19] and deflecting bar support [18] is separately fixed at the both sides of support body [14] by four bolts [43].

5. twine facility according to claim 1 and 2 described pipeline corrosion protection bands, the pitch adjustment mechanism that it is characterized in that supporting frame assembly [21] is by bogie [15], deflecting bar [16], deflecting bar support [1 8], holding down bolt [17], turn to adjusting nut [34] to form, holding down bolt [17] passes the adjustment hole of bogie [15] termination and the hole that clips on deflecting bar [16] jaw of bogie [15] is connected bogie [15] with deflecting bar [16], and the bar tail of screwed deflecting bar [16] passes the strip hole of deflecting bar support [18] lower end, two both sides that turn to adjusting nut [34] to be contained in turning rack [18] respectively on the deflecting bar [16].

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