CN213797968U

CN213797968U - Flexible composite pipe production equipment

Info

Publication number: CN213797968U
Application number: CN202022455574.1U
Authority: CN
Inventors: 高长全; 代启勇; 王迎涛; 周少鹏
Original assignee: Hebei Construction & Investment Baosu Pipe Industry Co ltd
Current assignee: Hebei Construction & Investment Baosu Pipe Industry Co ltd
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2021-07-27
Anticipated expiration: 2030-10-29

Abstract

The utility model relates to the technical field of high-temperature fluid conveying, in particular to flexible composite pipe production equipment, which comprises an extruder and a base, wherein the extruder is arranged on the base, the extruder is connected with a heat-resistant polyethylene hopper, the extruder is connected with a reinforcing die through a first extrusion shaft and is connected with a core pipe die through a second extrusion shaft, the first extrusion shaft is connected with a glass fiber hopper, the base is provided with a cooler and a stuffing box, the stuffing box is provided with a stirring box, a blend of calcium silicate and polyethylene is contained in the stirring box, the left end of the stirring box is connected with a mixing hopper, the top end of the stirring box is provided with a stirring motor, the bottom output shaft of the stirring motor extends into the stirring box and is connected with a plurality of stirring blades, the stirring box is communicated with the stuffing box, the inside of the stuffing box is provided with a stuffing groove, the right end of the stuffing groove is in threaded connection with a polyethylene pipe, the bottom output shaft of the stirring motor mechanically covers a heat-insulating layer in the pipeline production process, the production efficiency is higher, and its heat preservation effect is better, and the practicality is higher.

Description

Flexible composite pipe production equipment

Technical Field

The utility model relates to a high temperature fluid carries technical field, specifically is a flexible composite pipe production facility.

Background

As is well known, the flexible composite pipe is applied to high-temperature fluid transportation and can be used for transportation of crude oil, heat supply, hot spring water and the like, when the flexible composite pipe transports hot fluid, heat insulation treatment needs to be carried out on a pipeline, and flexible composite pipe production equipment is widely used in the field of pipeline heat insulation.

The existing method for carrying out heat preservation treatment on a pipeline is to add a heat preservation layer outside a flexible composite pipe, for example, polyurethane foaming or rubber and plastic heat preservation cotton coating is adopted.

However, the prior art scheme still has the following defects that the heat-insulating layer is required to be manually coated, the production efficiency is low, the heat-insulating effect is poor, and the practicability is low.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a flexible composite pipe production facility, its mechanical cover heat preservation in pipeline production process, production efficiency is higher to its heat preservation effect is better, and the practicality is higher.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a flexible composite pipe production facility, including extruder and base, the top at the base is installed to the extruder, the top of extruder is connected with heat-resistant polyethylene hopper, the extruder is connected with the reinforcing mould through first extrusion shaft, the extruder is connected with the core pipe mould through second extrusion shaft, first extrusion shaft is connected with the glass fiber hopper, cooler and gland packing are installed to the top of base, the cooling hole has been seted up on the cooler, the agitator tank is installed on the top of gland packing, the blend of calcium silicate and polyethylene has been held in the agitator tank, the left end of agitator tank is connected with mixed hopper, agitator motor is installed on the top of agitator tank, agitator motor's bottom output shaft stretches into the inside of agitator tank and is connected with a plurality of stirring leaves, agitator tank and gland packing intercommunication, the padding tank has been seted up to the inside of gland packing, the right-hand member threaded connection of gland packing has the polyethylene pipe.

Preferably, traction motor is installed on the top of base, and traction motor's rear portion output is connected with the driving gear, and the driving gear transmission is connected with driven gear, and the driving gear all is connected with the carry over pinch rolls with driven gear's rear end, and the top of base is connected with changes the board, and the carry over pinch rolls rotates to be connected on changeing the board.

Preferably, an electric push rod is installed at the top end of the base, and a pressing block is connected to the right output end of the electric push rod through a connecting frame.

Preferably, the top end of the heat-resistant polyethylene hopper is hinged with a first blocking cover.

Preferably, the top end of the glass fiber hopper is hinged with a second blocking cover.

Preferably, the mixing hopper is provided with a chute, and a third blocking cover is connected in the chute in a sliding manner.

Preferably, the right end of the sliding groove is connected with a magnet, and the third blocking cover is made of iron metal.

Preferably, an observation port is formed in the front side wall of the stirring box, and a transparent observation window is arranged in the observation port.

(III) advantageous effects

Compared with the prior art, the utility model provides a flexible composite pipe production facility possesses following beneficial effect:

1. according to the flexible composite pipe production equipment, an extruder extrudes a molten heat-resistant polyethylene material through a second extrusion shaft, the heat-resistant polyethylene is molded into a tubular structure through a core pipe die to form a core pipe, the core pipe is cooled through a cooler and enters the inside of a reinforcing die, the extruder extrudes a pre-impregnated glass fiber tape through a first extrusion shaft, the molten pre-impregnated glass fiber tape is bonded on the periphery of the core pipe through the action of the reinforcing die to form a reinforcing layer, a blend of calcium silicate and polyethylene in a stirring box is filled into a gap between a polyethylene pipe and a semi-finished pipe through a stuffing box to form a heat insulation layer, and the finished product molding of the flexible composite pipe is completed.

2. This flexible composite pipe production facility carries out even stirring with the blend of calcium silicate and polyethylene through the agitator tank, fills the blend of calcium silicate and polyethylene into between polyethylene pipe and the semi-manufactured goods pipe as the heat preservation through the stuffing box, and its heat preservation effect is better, and the practicality is higher.

Drawings

FIG. 1 is a schematic view of the overall three-dimensional structure of the present invention;

FIG. 2 is a schematic view of a portion of the enlarged structure of FIG. 1;

FIG. 3 is a schematic front sectional plan view of the present invention;

fig. 4 is a schematic diagram of a partial enlarged structure at B in fig. 3 according to the present invention.

In the figure: 1. an extruder; 2. a base; 3. a first extrusion shaft; 4. reinforcing the mold; 5. a second extrusion shaft; 6. a core die; 7. a cooler; 8. a stuffing box; 9. a stirring box; 10. a stirring motor; 11. stirring blades; 12. a traction motor; 13. a driving gear; 14. a driven gear; 15. a traction roller; 16. rotating the plate; 17. an electric push rod; 18. a compression block; 19. a first shield cover; 20. a second shield cover; 21. a third cover; 22. a magnet; 23. a transparent viewing window.

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.

Examples

Referring to fig. 1-4, a flexible composite pipe production apparatus comprises an extruder 1 and a base 2, the extruder 1 is installed on the top end of the base 2, the top end of the extruder 1 is connected with a heat-resistant polyethylene hopper, the top end of the heat-resistant polyethylene hopper is hinged with a first blocking cover 19, which is convenient for improving the sealing performance of an extrusion box and reducing the mixing of external impurities, the extruder 1 is connected with a reinforcing mold 4 through a first extrusion shaft 3, the extruder 1 is connected with a core pipe mold 6 through a second extrusion shaft 5, the first extrusion shaft 3 is connected with a glass fiber hopper, the top end of the glass fiber hopper is hinged with a second blocking cover 20, which is convenient for improving the sealing performance of the first extrusion shaft 3, the top end of the base 2 is provided with a cooler 7 and a stuffing box 8, the cooler 7 is provided with a cooling hole, the top end of the base 2 is provided with a traction motor 12, the rear output end of the traction motor 12 is connected with a driving gear 13, the driving gear 13 is connected with a driven gear 14 in a transmission mode, the rear ends of the driving gear 13 and the driven gear 14 are both connected with a traction roller 15, the top end of the base 2 is connected with a rotating plate 16, the traction roller 15 is rotatably connected onto the rotating plate 16, the traction motor 12 drives the traction roller 15 to pull the semi-finished product pipe through the transmission effect between the gears, the semi-finished product pipe enters the packing box 8, the top end of the packing box 8 is provided with a stirring box 9, and a blend of calcium silicate and polyethylene is contained in the stirring box 9.

It should be further noted that an observation port is formed on the front side wall of the stirring box 9, and a transparent observation window 23 is installed in the observation port, so that an operator can observe the internal working condition of the stirring box 9 conveniently, thereby supplementing calcium silicate and polyethylene in time, the left end of the stirring box 9 is connected with a mixing hopper, a chute is formed in the mixing hopper, a third blocking cover 21 is connected in the chute in a sliding manner, so that the sealing property of the stirring box 9 is improved conveniently, a magnet 22 is connected at the right end of the chute, the third blocking cover 21 is made of iron metal, so that the third blocking cover 21 can be adsorbed in the chute, a stirring motor 10 is installed at the top end of the stirring box 9, a bottom output shaft of the stirring motor 10 extends into the stirring box 9 and is connected with a plurality of stirring blades 11, the stirring box 9 is communicated with the packing box 8, a packing groove is formed in the packing box 8, and a polyethylene pipe is connected at the right end of the packing groove by screw threads, an electric push rod 17 is installed at the top end of the base 2, a pressing block 18 is connected to the right output end of the electric push rod 17 through a connecting frame, the electric push rod 17 drives the pressing block 18 to reciprocate, so that a blend of calcium silicate and polyethylene falling from the inside of the packing groove can be conveniently filled into and pressed against a gap between a polyethylene pipe and a semi-finished pipe, the extruder 1 extrudes a molten heat-resistant polyethylene material through a second extrusion shaft 5, the heat-resistant polyethylene is formed into a tubular structure through a core pipe die 6 to form a core pipe, the core pipe is cooled through a cooler 7 and enters the inside of a reinforcing die 4, the extruder 1 extrudes a prepreg glass fiber tape through a first extrusion shaft 3, the molten prepreg glass fiber tape is adhered to the periphery of the core pipe through the action of the reinforcing die 4 to form a reinforcing layer, the blend of calcium silicate and polyethylene inside the stirring box 9 is filled into the gap between the polyethylene pipe and the semi-finished pipe through the packing box 8, the heat preservation layer is formed, the finished product forming of the flexible composite pipe is completed, the heat preservation layer is mechanically covered in the pipeline production process, the production efficiency is high, the blend of calcium silicate and polyethylene is filled between the polyethylene pipe and the semi-finished product pipe to serve as the heat preservation layer, the heat preservation effect is good, and the practicability is high.

The cooler 7, the agitator motor 10, the traction motor 12 and the electric push rod 17 are all conventional devices which are commercially available and are well known to those skilled in the art, the type of the cooler 7 is RJSL, the types of the agitator motor 10 and the traction motor 12 are YLJ90-3/6, and the type of the electric push rod 17 is LX1000-063, which is used only without structural and functional modifications, the setting mode, the installation mode and the electrical connection mode of the device can be adjusted according to the requirements of the use specification by the technicians in the field, it is no longer repeated here, and cooler 7, agitator motor 10, traction motor 12 and electric putter 17 all are provided with rather than supporting control switch, and control switch's mounted position selects according to the in-service use demand, and the operating personnel of being convenient for carry out operation control can.

In summary, the working principle and working process of the flexible composite pipe production equipment are that, when in use, the flexible composite pipe production equipment is firstly fixedly placed at a place to be used, an operator pours heat-resistant polyethylene raw materials into a heat-resistant polyethylene hopper, adds glass fibers into the glass fiber hopper, pours calcium silicate and polyethylene into a mixing hopper, wherein the adding amount of the calcium silicate is 20% -40%, then the operator turns on an extruder 1, a cooler 7, a stirring motor 10, a traction motor 12 and an electric push rod 17, the extruder 1 extrudes the molten heat-resistant polyethylene material through a second extrusion shaft 5, the heat-resistant polyethylene is formed into a tubular structure through a core pipe die 6 to form a core pipe, the core pipe is cooled through the cooler 7 and enters the interior of a reinforcing die 4, the extruder 1 extrudes a pre-impregnated glass fiber tape through a first extrusion shaft 3, the method comprises the steps of bonding a molten prepreg glass fiber tape on the periphery of a core pipe through the action of a reinforcing die 4 to form a reinforcing layer, driving a traction roller 15 to pull a semi-finished product pipe through the transmission action between gears by a traction motor 12, enabling the semi-finished product pipe to enter a filler box 8, uniformly stirring calcium silicate and polyethylene by a stirring box 9, enabling the semi-finished product pipe to fall into the filler box 8, driving a pressing block 18 through an electric push rod 17 to fill a mixture of the calcium silicate and the polyethylene into a gap between the polyethylene pipe and the reinforcing layer to form a heat insulation layer, and finishing the finished product forming of the flexible composite pipe.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a flexible composite pipe production facility, includes extruder (1) and base (2), and the top at base (2) is installed in extruder (1), its characterized in that: the top of extruder (1) is connected with heat-resistant polyethylene hopper, extruder (1) is connected with reinforcing mould (4) through first extrusion axle (3), extruder (1) is connected with core pipe mould (6) through second extrusion axle (5), be connected with the glass fiber hopper on first extrusion axle (3), cooler (7) and stuffing box (8) are installed on the top of base (2), the cooling hole has been seted up on cooler (7), agitator tank (9) are installed on the top of stuffing box (8), the left end of agitator tank (9) is connected with mixed hopper, agitator motor (10) are installed on the top of agitator tank (9), the bottom output shaft of agitator motor (10) stretches into the inside of agitator tank (9) and is connected with a plurality of stirring leaves (11), agitator tank (9) and stuffing box (8) intercommunication, the inside of stuffing box (8) has seted up the padding groove, the right-hand member threaded connection of padding groove has the polyethylene pipe.

2. The flexible composite pipe production apparatus of claim 1, wherein: traction motor (12) are installed on the top of base (2), and the rear portion output of traction motor (12) is connected with driving gear (13), and driving gear (13) transmission is connected with driven gear (14), and the rear end of driving gear (13) and driven gear (14) all is connected with carry over pinch rolls (15), and the top of base (2) is connected with commentaries on classics board (16), and carry over pinch rolls (15) rotate to be connected on changeing board (16).

3. A flexible composite pipe production apparatus as claimed in claim 2, wherein: electric putter (17) are installed on the top of base (2), and the right part output of electric putter (17) is connected with compact heap (18) through the link.

4. A flexible composite pipe production apparatus as claimed in claim 3, wherein: the top end of the heat-resistant polyethylene hopper is hinged with a first blocking cover (19).

5. A flexible composite pipe production apparatus as claimed in claim 4, wherein: the top end of the glass fiber hopper is hinged with a second blocking cover (20).

6. A flexible composite pipe production apparatus as claimed in claim 5, wherein: the mixing hopper is provided with a chute, and a third blocking cover (21) is connected in the chute in a sliding manner.

7. The flexible composite pipe production apparatus of claim 6, wherein: the right end of the sliding groove is connected with a magnet (22), and the third blocking cover (21) is made of iron metal.

8. The flexible composite pipe production apparatus of claim 7, wherein: an observation port is formed in the front side wall of the stirring box (9), and a transparent observation window (23) is arranged in the observation port.