CN207156496U - A kind of continuous conllinear formula spraying winding prefabricated direct-buried thermal insulation pipe production line - Google Patents

Abstract

The utility model provides a kind of continuous conllinear formula spraying winding prefabricated direct-buried thermal insulation pipe production line, including upper tube platform one, derusting shot blasting part, upper tube platform two, polyurethane coating part, polyethylene wound section, spraying cooling part, cut portion and products storage part, the input of the output end connection derusting shot blasting part of upper tube platform one, the input of the output end connection upper tube platform two of derusting shot blasting part, the input of the output end connection polyurethane coating part of upper tube platform two, polyurethane coating part, polyethylene wound section and spraying cooling part be adjacent successively and conllinear setting, cut portion is set between the output end of spraying cooling part and the input of products storage part.The utility model uses the production line, can effectively simplify production process, reduces energy consumption, and production efficiency is doubled, and saves labor intensity, and is applicable to the production and processing of polytype direct-buried heat insulation pipe, to meet the different demands of user.

Description

A kind of continuous conllinear formula spraying winding prefabricated direct-buried thermal insulation pipe production line

Technical field

Insulating tube production equipment technology is the utility model is related to, more particularly to a kind of continuous conllinear formula spraying winding is in advance Direct-buried thermal insulation pipe production line processed.

Background technology

Insulating tube is the abbreviation of insulated piping, and it is often applied to the conveying of liquid, gas and other media, Yi Jishi In the adiabatic heat-insulation engineering of the pipelines such as oil, chemical industry, space flight, military affairs, central heating, central air-conditioning, municipal administration.Insulating tube includes steel bushing Two kinds of steel composite thermal-insulating pipe and polyurethane thermal pipe, wherein, polyurethane thermal pipe is from the inside to surface successively by working steel tube, polyurethane Heat-insulation layer and high density polyethylene protective coating composition, working steel tube surface is after impeller blasting PROCESS FOR TREATMENT, high-pressure foam Disposably injection RPUF stoste, foaming are formed in the cavity that machine is formed between working steel tube and outer jacket Polyurethane insulation coating, finally in the high density polyethylene protective coating of the prefabricated certain wall thickness in its surface, so as to complete polyurethane heat-insulation The production of pipe, still, there are the following problems in actual application for the existing production for polyurethane thermal pipe：

1st, at present, to ensure the production efficiency of polyurethane thermal pipe, derusted by tubing, the winding of polyurethane coating, polyethylene The integrated insulating tube production line formed with technical process such as cuttings is gradually popularized, however, existing production line is more in polyurethane After the completion of spraying, then spraying end conduit transloading equipment is set not only to cause to carry out the technical process such as the polyethylene of postorder winding Production process is complicated, and required labour is more, and transloading equipment also increases the energy consumption of the entire production line.

2nd, in the production process of polyurethane thermal pipe, often set separate unit polyurethane spray automatic doubler surface glouer continuous to realize The spraying of polyurethane insulation coating in production process, to ensure to set the good spray of the polyurethane insulation coating of thickness on outer pipe wall face Apply, and the spraying man-hour needed for separate unit polyurethane spray automatic doubler surface glouer is longer, therefore which reduces the production efficiency of the entire production line.

Although the 3, existing polyurethane insulating pipe production line can realize the direct-buried heat insulation pipe of processing multiple caliber, its It is difficult to the production for meeting different type direct-buried heat insulation pipe, to complete process requirements, user needs to customize corresponding production again more Line is to ensure to produce and process, so as to add production cost.

The content of the invention

Main purpose of the present utility model is solve problems of the prior art, there is provided one kind can effectively simplify Production process, energy consumption is reduced, and production efficiency is doubled, save labor intensity, and be applicable to polytype The production and processing of direct-buried heat insulation pipe, to meet the continuous conllinear formula spraying winding prefabricated direct-buried thermal insulation pipe of the different demands of user Production line.

In order to solve the above technical problems, the technical solution adopted in the utility model is：A kind of continuous conllinear formula spraying winding Prefabricated direct-buried thermal insulation pipe production line, wherein the continuous conllinear formula spraying winding prefabricated direct-buried thermal insulation pipe production line is put down including upper tube Platform one, derusting shot blasting part, upper tube platform two, polyurethane coating part, polyethylene wound section, spraying cooling part, cutting Part and products storage part, the output end of the upper tube platform one connects the input of the derusting shot blasting part, described to remove The output end of rust ball blast part connects the input of the upper tube platform two, and the output end connection of the upper tube platform two is described poly- The input of urethane Spray Application, the polyurethane coating part, the polyethylene wound section and the spraying cooling part Adjacent successively and conllinear setting, is set between the output end of the spraying cooling part and the input of the products storage part The cut portion.

Further, the polyurethane coating part is arranged to include spraying conveyor line one, the first flush coater, the first spraying Room, spraying conveyor line two, alarming line wiring unit, the second flush coater, the second spray booth and spraying conveyor line three, the spraying conveying Line one, first spray booth, the spraying conveyor line two, the alarming line wiring unit, second spray booth and the spray Painting pipeline three is adjacent successively and coaxial line is set, and the input of the spraying conveyor line one sets hydraulic pressure tube pulling machine one, described The input of spraying conveyor line one connects the output end of the upper tube platform two, and the output end coaxial line of the spraying conveyor line one Intermediate frequency heater is set, first flush coater and second flush coater respectively it is corresponding be arranged at first spray booth and The rear side of second spray booth, and the nozzle of first flush coater and second flush coater is arranged in described first respectively In spray booth and second spray booth, the port of export of first spray booth and second spray booth sets a poly- ammonia respectively Ester calibrator, and first spray booth is also connected smoke processing system one by pipeline respectively with second spray booth.

Further, the polyethylene wound section is arranged to include polyethylene winding room, polyethylene feeding system, poly- second Alkene extruder and pressing machine, polyethylene winding room be arranged at the output end of the polyurethane coating part with it is described spray it is cold But between the input of part, the port of export of the polyethylene feeding system connects the charging aperture of the polyethylene extruder, institute The discharging opening for stating polyethylene extruder sets an extrusion die, and the pressing machine is respectively arranged at described poly- with the extrusion die Ethene winds the front and rear sides of room.

Further, the spraying cooling part is arranged to include spraying cooling room, spraying cooling pipeline, spraying cooling Shower nozzle and cooling water system, level wears the spraying cooling pipeline, and the spraying cooling in the spraying cooling room Some spraying cooling shower nozzles are uniformly arranged along the spraying cooling pipeline direction in room, the spraying cooling pipeline The cut portion is set between output end and the products storage part, and the cooling water system is arranged to pass through pipeline Connect the spraying cooling shower nozzle.

Further, the derusting shot blasting part is arranged to include derust drive line one, shot-blasting machine and derusting drive line two, The input of the derusting drive line one connects the upper tube platform one, and the output end of the derusting drive line one connects the throwing The arrival end of ball machine, the input of the port of export connection derusting drive line two of the shot-blasting machine, the derusting drive line two Output end connect the input of the upper tube platform two, the input of the derusting drive line one and the derusting drive line two Output end be respectively provided with hydraulic pressure tube pulling machine two；

The shot-blasting machine is arranged to include cleaning chamber, separator center, elevator center and dedusting center, the cleaning Room, the separator center may be contained within the inner chamber of the shot-blasting machine, the arrival end of the cleaning chamber with the elevator center Connect the output end of the derusting drive line one, and the front side of the cleaning chamber sets the separator center, in the elevator The heart is arranged at the rear side of the cleaning chamber, the dedusting centrally through cleaning chamber described in pipeline connection inner chamber, and in the dedusting The heart is arranged to sack cleaner be connected by cyclone dust collectors and formed, and the input of the cyclone dust collectors is arranged to pass through pipe Road connects the cleaning chamber, and the output end of the cyclone dust collectors connects the sack cleaner.

Further, the products storage part is arranged to include production tube pipeline and production tube storage platform, described Production tube pipeline coaxial line is arranged at the output end of the spraying cooling part, and the output end of the production tube pipeline is set Hydraulic pressure tube pulling machine three, the input of the production tube storage platform connect the output end of the production tube pipeline.

Further, the polyethylene winding room is connected smoke processing system by pipeline respectively with the spraying cooling room Two.

Further, the upper tube platform one and it is described derusting drive line one between, it is described derusting drive line two with it is described Between upper tube platform two, between the upper tube platform two and the spraying conveyor line one and the production tube pipeline and institute State and be arranged vertically between production tube storage platform, the derusting drive line one, the derusting drive line two, the spraying conveying Line one, the spraying conveyor line two, the spraying conveyor line three are disposed as rotating pipeline with the production tube pipeline.

The utility model has the advantages and positive effects of：

(1) upper tube platform one, derusting shot blasting part, upper tube platform two, polyurethane coating part, polyethylene wound portion are passed through Point, spraying cooling part, cut portion and products storage part be engaged and realize that the winding of polyurethane coating polyethylene is prefabricated direct-buried The continuous flow procedure of insulating tube, wherein, polyurethane coating part and the adjacent and collinear structure of polyethylene wound section are set, The steel pipe after polyurethane coating is enabled to be directly entered the production and processing that polyethylene wound section completes insulating tube, so as to keep away When exempting to need to use transhipment pipeline in the prior art to ensure that polyurethane coating and polyethylene winding process process are continuously finished Energy consumption, shorten the integrated artistic flow of polyurethane coating polyethylene winding prefabricated direct-buried thermal insulation pipe, and further save Labour, and simplify production technology.

(2) spraying conveyor line one, the first flush coater, the first spray booth, spraying conveyor line two, the second flush coater and are passed through The cooperation of two spray booths, the tubing after impeller blasting is handled is enabled to be carried out in the first spray booth by the first flush coater First time polyurethane insulation coating sprays, and the part after the spraying of first time polyurethane insulation coating enters the second spray booth by second Flush coater carries out second of polyurethane insulation coating spraying again, to complete the spray of insulating tube outside wall surface setting thickness polyurethane insulation coating Apply, during being somebody's turn to do in the first time of part or latter tubing spraying after the first flush coater carries out tubing, the second flush coater is simultaneously Second of spraying of tubing forward part or previous tubing is carried out, so that the production efficiency of the production line is than of the prior art Production line doubles, in addition, alarming line wiring unit can carry out the embedded of leakage alarm line on insulating tube wall, to pass through alarm Line and dedicated test instrument are engaged the leaking area and leak magnitude size for determining insulating tube, so as to ensure insulating tube in heat supply network In safe operation, polyurethane calibrator then can on real-time monitoring tubular material polyurethane foams thickness, accurately to detect tubing The thickness of upper polyurethane foams, effectively avoids cost from wasting, and first smoke processing system can carry out having during polyurethane coating The timely processing of evil gas, reduces the pollution to workshop environment and the infringement of operating personnel.

(3) it is that polyethylene extruder continuously provides polyethylene raw material by polyethylene feeding system, then by polyethylene The cooperation of extruder and extrusion die, ensure that piece shaped polyethylene is wound in the outside of polyurethane insulation coating, and in the auxiliary of pressing machine Help down, the edge of adjacent sheet shaped polyethylene pressed, protect polyurethane insulation coating to exempt from mechanical hard thing destruction to improve it, And the performance such as anti-corrosion waterproof.

(4) supplied water by cooling water system for some spraying cooling shower nozzles of spraying cooling room, so as to be sprayed The cooling treatment of finished product direct-buried heat insulation pipe on pipeline is cooled down, finished product direct-buried heat insulation pipe both ends are finally carried out by cut portion Cutting process so that finished product is collected to production tube storage platform by production tube pipeline, to facilitate transhipment to handle.

(5) aid in ensureing tubing by hydraulic pressure tube pulling machine or finished product direct-buried heat insulation pipe enters or group backspin is transferred and sent Line, upper tube platform or production tube storage platform, to cause the entire production line continuous high-efficient to carry out, the output end of spraying conveyor line one Intermediate frequency heater can heat to tubing to be processed, so as to ensure good shaping of the polyurethane insulation coating in tube surfaces.

Brief description of the drawings

Fig. 1 is structural representation of the present utility model.

Fig. 2 is the partial enlargement structural representation of polyurethane coating part in Fig. 1.

Fig. 3 is the partial enlargement structural representation of derusting shot blasting part in Fig. 1.

Structural representation when Fig. 4 is Fig. 1 working conditions.

In figure：10- upper tubes platform one, 20- derusting shot blastings part, 201- derusting drive lines one, 202- derusting drive lines two, 203- hydraulic pressure tube pulling machine two, 204- cleaning chambers, 205- separators center, 206- elevators center, 207- cyclone dust collectors, 208- Sack cleaner, 30- upper tubes platform two, 40- polyurethane coatings part, 401- spraying conveyor lines one, the flush coaters of 402- first, The spray booths of 403- first, 404- spraying conveyor lines two, 405- alarming line wiring units, the flush coaters of 406- second, 407- second are sprayed Room, 408- spraying conveyor lines three, 409- hydraulic pressure tube pulling machine one, 410- intermediate frequency heaters, 411- polyurethane calibrators, 412- flue gases Processing system is unified, 50- polyethylene wound sections, 501- polyethylene winding room, 502- polyethylene feeding systems, and 503- polyethylene squeezes Go out machine, 504- pressing machines, 505- extrusion dies, 60- spraying coolings part, 601- spraying coolings room, the conveying of 602- spraying coolings Line, 603- spraying cooling shower nozzles, 604- cooling water systems, 70- cut portions, 80- products storages part, 801- production tubes Pipeline, 802- production tube storage platforms.

Embodiment

In order to be better understood from the utility model, enter traveling one to the utility model with reference to specific embodiments and the drawings The description of step.

As Figure 1-Figure 4, a kind of continuous conllinear formula spraying winding prefabricated direct-buried thermal insulation pipe production line, including upper tube platform One 10, derusting shot blasting part 20, upper tube platform 2 30, polyurethane coating part 40, polyethylene wound section 50, spraying cooling portion Divide 60, cut portion 70 and products storage part 80, the input of the output end connection derusting shot blasting part 20 of upper tube platform 1 End, the input of the output end connection upper tube platform 2 30 of derusting shot blasting part 20, the output end connection of upper tube platform 2 30 are poly- The input of urethane Spray Application 40, polyurethane coating part 40, polyethylene wound section 50 and spraying cooling part 60 are successively Adjacent and conllinear setting, cut portion is set between the output end of spraying cooling part 60 and the input of products storage part 80 70, pass through upper tube platform 1, derusting shot blasting part 20, upper tube platform 2 30, polyurethane coating part 40, polyethylene wound portion Divide 50, spraying cooling part 60, cut portion 70 and products storage part 80 to be engaged and realize that polyurethane coating polyethylene is wound The continuous flow procedure of prefabricated direct-buried thermal insulation pipe, wherein, polyurethane coating part 40 and polyethylene wound section 50 adjacent and Collinear structure is set, and is enabled to the steel pipe after polyurethane coating to be directly entered polyethylene wound section 50 and is completed insulating tube Production and processing, so as to avoid needing to use transhipment pipeline to ensure polyurethane coating and polyethylene winding process in the prior art Energy consumption when process is continuously finished, the integrated artistic flow of polyurethane coating polyethylene winding prefabricated direct-buried thermal insulation pipe is shortened, And labour is further saved, and simplify production technology.

Polyurethane coating part 40 is arranged to include spraying conveyor line 1, the first flush coater 402, the first spray booth 403rd, spraying conveyor line 2 404, alarming line wiring unit 405, the second flush coater 406, the second spray booth 407 and spraying conveyor line three 408, spraying conveyor line 1, the first spray booth 403, spraying conveyor line 2 404, alarming line wiring unit 405, the second spray booth 407 and coaxial line settings adjacent successively with spraying conveyor line 3 408, the input of spraying conveyor line 1 set hydraulic pressure tube pulling Device 1, the output end of the input connection upper tube platform 2 30 of spraying conveyor line 1, and the spraying conveyor line 1 Output end coaxial line sets intermediate frequency heater 410, and the intermediate frequency heater 410 of the output end of spraying conveyor line 1 can be to be processed Tubing is heated, so as to ensure good shaping of the polyurethane insulation coating in tube surfaces, the first flush coater 402 and the second spraying The corresponding rear side for being arranged at the first spray booth 403 and the second spray booth 407, and the first flush coater 402 and second respectively of machine 406 The nozzle of flush coater 406 is arranged in the first spray booth 403 and the second spray booth 407 respectively, the first spray booth 403 and the second spray The port of export for applying room 407 sets a polyurethane calibrator 411 respectively, and the first spray booth 403 is also distinguished with the second spray booth 407 Smoke processing system 1 is connected by pipeline, in addition, can set according to the specification of the direct-buried heat insulation pipe of actual production and respectively Standby cost isotactic delineates the quantity and mutual distance for putting flush coater and spray booth in polyurethane coating part 40, to protect Card by the continuous conllinear formula spraying winding prefabricated direct-buried thermal insulation pipe production line, protect by direct burial needed for efficient and inexpensive completion The production of warm pipe, i.e. flush coater and spray booth may be configured as two or more sets, pass through spraying conveyor line 1, the first flush coater 402nd, the cooperation of the first spray booth 403, spraying conveyor line 2 404, the second flush coater 406 and the second spray booth 407, is enabled to Tubing after impeller blasting is handled carries out first time polyurethane heat-insulation in the first spray booth 403 by the first flush coater 402 Layer spraying, and the part after the spraying of first time polyurethane insulation coating is entered again into the second spray booth 407 by the second flush coater 406 Second of polyurethane insulation coating spraying of row, to complete the spraying of insulating tube outside wall surface setting thickness polyurethane insulation coating, the process In the first flush coater 402 carry out tubing after part or latter tubing first time spraying when, the second flush coater 406 is carried out simultaneously Second of spraying of tubing forward part or previous tubing, so that the production efficiency of the production line is than production of the prior art Line doubles, in addition, alarming line wiring unit 405 can carry out the embedded of leakage alarm line on insulating tube wall, to pass through alarm Line and dedicated test instrument are engaged the leaking area and leak magnitude size for determining insulating tube, so as to ensure insulating tube in heat supply network In safe operation, polyurethane calibrator 411 then can on real-time monitoring tubular material polyurethane foams thickness, with accurate detection pipe The thickness of polyurethane foams, effectively avoids cost from wasting on material, and smoke processing system one 412 can carry out polyurethane coating When pernicious gas timely processing, reduce the pollution to workshop environment and the infringement of operating personnel.

Polyethylene wound section 50 is arranged to include polyethylene winding room 501, polyethylene feeding system 502, polyethylene squeeze Go out machine 503 and pressing machine 504, polyethylene winding room 501 is arranged at output end and the spraying cooling portion of polyurethane coating part 40 Divide between 60 input, the charging aperture of the port of export connection polyethylene extruder 503 of polyethylene feeding system 502, polyethylene The discharging opening of extruder 503 sets an extrusion die 505, and pressing machine 504 is respectively arranged at polyethylene winding with extrusion die 505 The front and rear sides of room 501, pressing machine 504 are arranged to include pressure roller, are polyethylene extruder by polyethylene feeding system 502 503 continuous offer polyethylene raw material, then the cooperation by polyethylene extruder 503 and extrusion die 505, ensure the poly- second of sheet Alkene is wound in the outside of polyurethane insulation coating, and under the auxiliary of pressing machine 504, the edge of adjacent sheet shaped polyethylene is pressed Close, protect polyurethane insulation coating to exempt from mechanical hard thing destruction, and the performance such as anti-corrosion waterproof to improve it.

Spraying cooling part 60 is arranged to include spraying cooling room 601, spraying cooling pipeline 602, spraying cooling shower nozzle 603 and cooling water system 604, level wears spraying cooling pipeline 602, and the spraying cooling in spraying cooling room 601 Some spraying cooling shower nozzles 603 are uniformly arranged along the direction of spraying cooling pipeline 602 in room 601, spraying cooling pipeline 602 Cut portion 70 is set between output end and products storage part 80, and cooling water system 604 is arranged to pass through pipeline connection Spraying cooling shower nozzle 603, cut portion 70 are arranged to include cast-cutting saw and scrap recover, pass through cooling water system 604 Supplied water for some spraying cooling shower nozzles 603 of spraying cooling room 601, so as to carry out finished product direct-burried on spraying cooling pipeline 602 The cooling treatment of formula insulating tube, the cutting process at finished product direct-buried heat insulation pipe both ends is finally carried out by cut portion 70 so that into Product are collected to production tube storage platform 802 by production tube pipeline 801, to facilitate transhipment to handle.

Derusting shot blasting part 20 is arranged to include derust drive line 1, shot-blasting machine and derusting drive line 2 202, derusting The input connection upper tube platform 1 of drive line 1, and the output end of the derusting drive line 1 connects entering for shot-blasting machine Mouth end, the input of the port of export connection derusting drive line 2 202 of shot-blasting machine, the output end of derusting drive line 2 202 connect The input of pipe platform 2 30, the output end of the input and derusting drive line 2 202 of the drive line 1 that derusts are respectively provided with hydraulic pressure Tube pulling machine 2 203；Shot-blasting machine is arranged to include cleaning chamber 204, separator center 205, elevator center 206 and dedusting center, Cleaning chamber 204, separator center 205 may be contained within the inner chamber of shot-blasting machine, the arrival end of cleaning chamber 204 with elevator center 206 The output end of connection derusting drive line 1, and the front side of the cleaning chamber 204 sets separator center 205, elevator center 206 are arranged at the rear side of cleaning chamber 204, and dedusting is centrally through the inner chamber of pipeline connection cleaning chamber 204, and the dedusting is centrally disposed Formed to be connected by cyclone dust collectors 207 with sack cleaner 208, the input of cyclone dust collectors 207 is arranged to pass through pipe Road connects cleaning chamber 204, and the output end connection sack cleaner 208 of the cyclone dust collectors 207, in addition, dedusting center may be used also It is arranged to include cyclone dust collectors and filter-element dust collector, by the cleaning chamber 204 of shot-blasting machine, separator center 205, elevator The heart 206 and the cooperation at dedusting center, the good rust removing handling process to tube surfaces can be ensured.

Products storage part 80 is arranged to include production tube pipeline 801 and production tube storage platform 802, production tube conveying The coaxial line of line 801 is arranged at the output end of spraying cooling part 60, and the output end of the production tube pipeline 801 sets hydraulic pressure to dial Pipe device 3 803, the output end of the input connection production tube pipeline 801 of production tube storage platform 802, passes through hydraulic pressure wave duct device Auxiliary ensures that tubing or finished product direct-buried heat insulation pipe enter or dialled backspin and transfer line sending, upper tube platform or production tube storage platform 802, to cause the entire production line continuous high-efficient to carry out.

Polyethylene winding room 501 is connected smoke processing system two by pipeline respectively with spraying cooling room 601, and polyethylene twines Smoke processing system two is connected by pipeline respectively with spraying cooling room 601 around room 501, can be to poly- by smoke processing system two Ethene winds room 501 and carries out timely processing with caused pernicious gas in the course of work of spraying cooling room 601, avoids directly outer arrange The harm of pollution and operator's health to workshop condition.

Upper tube platform 1 and derusting drive line 1 between, derusting drive line 2 202 and upper tube platform 2 30 between, Between upper tube platform 2 30 and spraying conveyor line 1 and between production tube pipeline 801 and production tube storage platform 802 It is arranged vertically, derusting drive line 1, derusting drive line 2 202, spraying conveyor line 1, spraying conveyor line 2 404, spray Pipeline 3 408 is applied to be disposed as rotating pipeline with production tube pipeline 801.

It based on nominal diameter is 150-1400mm tubing that continuous conllinear formula spraying winding prefabricated direct-buried thermal insulation pipe production line, which is, Polyurethane coating polyethylene winding direct-buried thermal insulation pipe production application.

Continuous conllinear formula spraying winding prefabricated direct-buried thermal insulation pipe production line application is in the poly- second of the polyurethane coating with alarming line Alkene winds the production of direct-buried thermal insulation pipe.

Continuous conllinear formula spraying winding prefabricated direct-buried thermal insulation pipe production line application is poly- in the spraying of double-contracting head water-proof polyurethane Ethene winds the production of direct-buried thermal insulation pipe.

Continuous conllinear formula spraying winding prefabricated direct-buried thermal insulation pipe production line application twines in double crop polyurethane coating polyethylene Around the production of direct-buried thermal insulation pipe, understand that it is applied to the life of polytype direct-buried heat insulation pipe by the main application of the production line Production processing, disclosure satisfy that the different demands of user, so as to avoid the production again for corresponding direct-buried heat insulation pipe from customizing different lifes The cost of producing line wastes.

, can be effectively simple using continuous conllinear formula spraying winding prefabricated direct-buried thermal insulation pipe production line provided by the utility model Change production process, reduce energy consumption, and production efficiency is doubled, save labor intensity, and be applicable to multiple types The production and processing of type direct-buried heat insulation pipe, to meet the different demands of user.Direct-burried is wound when carrying out polyurethane coating polyethylene During the production of insulating tube, its technological process of production on the production line comprises the following steps：

The tubing of corresponding specification, tubing are derusting when the 1st, continuously to place insulating tube needed for production on upper tube platform 1 On drive line 1 in the presence of hydraulic pressure tube pulling machine 2 203, into derusting drive line 1 on and rotate under its traction Straight line enters in the cleaning chamber 204 of shot-blasting machine；

2nd, the throwing of tube surfaces is carried out under the cooperation at the separator center 205 and elevator center 206 in cleaning chamber 204 Ball processing of rust removing, should during caused particle dust then under the collective effect of cyclone dust collectors 304 and sack cleaner 305 Handled, to avoid it from directly discharging pollution to workshop environment and the physical impairment of operating personnel；

3rd, the tubing after impeller blasting under the traction of derusting drive line 2 202 rotational motion to linear motion to hydraulic pressure thereon Near tube pulling machine 2 203, and enter upper tube platform 2 30 in the presence of hydraulic pressure tube pulling machine 2 203, then by spraying conveyor line one Hydraulic pressure tube pulling machine 1 on 401 dials to rotational alignment on its pipeline and moved forward；

4th, after the intermediate frequency heater 410 set through the output end of spraying conveyor line 1 heats, derusting tubing enters polyurethane Polyurethane insulation coating spraying coating process is carried out in Spray Application 40, during being somebody's turn to do, tubing is in the first spray booth 403 by the first spraying Machine 402 carries out first time polyurethane insulation coating spraying, and the part after the spraying of first time polyurethane insulation coating adds according to actual The insulating tube type of work, alarming line wiring unit 405 can be started and carry out alarming line laying, you can realized to the polyurethane with alarming line Spraying polyethylene winds the production of direct-buried thermal insulation pipe, then causes the part for having laid alarming line to enter the second spray booth 407 by the Two flush coaters 406 carry out second of polyurethane insulation coating spraying again, and spraying twice is engaged to complete outer pipe wall face setting layer The spraying of thick polyurethane insulation coating, and in the first time of part or latter tubing spraying after the first flush coater 402 carries out tubing, Second flush coater 406 carries out second of spraying of tubing forward part or previous tubing simultaneously, meanwhile, polyurethane calibrator 411 is real When monitor the thickness of polyurethane foams on tubing, accurately to detect the thickness of polyurethane foams on tubing, effectively reduce useless Product rate, so that the production efficiency of the production line doubles than production line of the prior art, in addition, on insulating tube wall Leakage alarm line it is embedded, enabling be engaged by alarm line and dedicated test instrument the leaking area that determines insulating tube and Leak magnitude size, so as to ensure safe operation of the insulating tube in heat supply network, and smoke processing system one 412 can carry out poly- ammonia The timely processing of pernicious gas, reduces the pollution to workshop environment and the infringement of operating personnel when ester sprays；

5th, after the completion of polyurethane insulation coating spraying, insulating tube in the presence of spraying conveyor line 3 408 rotary motion to poly- Ethene wound section 50, the cooperation through polyethylene extruder 503, extrusion die 505 and pressing machine 504 are completed to polyurethane heat-insulation The good winding of layer outside polyethylene layer；

6th, finished product direct-buried heat insulation pipe is cold into spraying cooling room 601 again under the auxiliary of spraying cooling pipeline 602 But water supply system 604 supplies water for some spraying cooling shower nozzles 603 of spraying cooling room 601, carries out spraying cooling pipeline 602 The cooling treatment of upper finished product direct-buried heat insulation pipe；

7th, finally according to the insulating tube type of actual processing, the work cut state of setting cut portion 70, by cutting part Divide 70 cutting process for carrying out finished product direct-buried heat insulation pipe both ends, you can realize to double-contracting head water-proof polyurethane spraying polyethylene Wind the production of direct-buried thermal insulation pipe or the production of double crop polyurethane coating polyethylene winding direct-buried thermal insulation pipe, cleaved part 70 Finished product direct-buried heat insulation pipe after processing enters on production tube pipeline 801；

8th, the hydraulic pressure tube pulling machine 3 803 on production tube pipeline 801 is started so that finished product direct-buried heat insulation pipe enters finished product Pipe storage platform 802, so that the entire production line continuous high-efficient is carried out.

Embodiment of the present utility model is described in detail above, but the content is only of the present utility model preferable Embodiment, it is impossible to be considered as being used to limit practical range of the present utility model.All impartial changes made according to the scope of the utility model Change and improvement etc., all should still be belonged within this patent covering scope.

Claims (6)

1. A kind of 1. continuous conllinear formula spraying winding prefabricated direct-buried thermal insulation pipe production line, it is characterised in that：The continuous conllinear formula spray Applying winding prefabricated direct-buried thermal insulation pipe production line includes upper tube platform one, derusting shot blasting part, upper tube platform two, polyurethane coating portion Point, polyethylene wound section, spraying cooling part, cut portion and products storage part, the output end of the upper tube platform one The input of the derusting shot blasting part is connected, the output end of the derusting shot blasting part connects the input of the upper tube platform two End, the output end of the upper tube platform two connect the input of the polyurethane coating part, the polyurethane coating part, institute State that polyethylene wound section and the spraying cooling part be adjacent successively and conllinear setting, the output end of the spraying cooling part The cut portion is set between the input of the products storage part.
2. 2. continuous conllinear formula spraying winding prefabricated direct-buried thermal insulation pipe production line according to claim 1, it is characterised in that：Institute Polyurethane coating part is stated to be arranged to include spraying conveyor line one, the first flush coater, the first spray booth, spraying conveyor line two, report Alert line wiring unit, the second flush coater, the second spray booth and spraying conveyor line three, the spraying conveyor line one, first spraying Room, the spraying conveyor line two, the alarming line wiring unit, second spray booth and the spraying conveyor line three are adjacent successively And coaxial line is set, the input of the spraying conveyor line one sets hydraulic pressure tube pulling machine one, the input of the spraying conveyor line one End connects the output end of the upper tube platform two, and the output end coaxial line of the spraying conveyor line one sets intermediate frequency heater, institute State that the first flush coater and second flush coater are corresponding respectively to be arranged at first spray booth and second spray booth Rear side, and the nozzle of first flush coater and second flush coater is arranged in first spray booth and described second respectively In spray booth, the port of export of first spray booth and second spray booth sets a polyurethane calibrator respectively, and described First spray booth is also connected smoke processing system one by pipeline respectively with second spray booth.
3. 3. continuous conllinear formula spraying winding prefabricated direct-buried thermal insulation pipe production line according to claim 1, it is characterised in that：Institute Polyethylene wound section is stated to be arranged to include polyethylene winding room, polyethylene feeding system, polyethylene extruder and pressing machine, institute Polyethylene winding room is stated to be arranged between the output end of the polyurethane coating part and the input of the spraying cooling part, The port of export of the polyethylene feeding system connects the charging aperture of the polyethylene extruder, the discharging of the polyethylene extruder Mouth sets an extrusion die, and the pressing machine is respectively arranged at front and rear the two of the polyethylene winding room with the extrusion die Side.
4. 4. continuous conllinear formula spraying winding prefabricated direct-buried thermal insulation pipe production line according to claim 1, it is characterised in that：Institute Spraying cooling part is stated to be arranged to include spraying cooling room, spraying cooling pipeline, spraying cooling shower nozzle and cooling water system To unite, level wears the spraying cooling pipeline in the spraying cooling room, and along the spraying cooling in the spraying cooling room Pipeline direction is uniformly arranged some spraying cooling shower nozzles, and output end and the finished product of the spraying cooling pipeline are deposited Put and the cut portion is set between part, the cooling water system is arranged to spray by spraying cooling described in pipeline connection Head.
5. 5. continuous conllinear formula spraying winding prefabricated direct-buried thermal insulation pipe production line according to claim 1, it is characterised in that：Institute Derusting shot blasting part is stated to be arranged to include derust drive line one, shot-blasting machine and derusting drive line two, the derusting drive line one Input connects the upper tube platform one, and the output end of the derusting drive line one connects the arrival end of the shot-blasting machine, described The input of the port of export connection derusting drive line two of shot-blasting machine, the output end of the derusting drive line two are connected on described The input of pipe platform two, the output end of the input of the derusting drive line one and the derusting drive line two are respectively provided with hydraulic pressure Tube pulling machine two；

   The shot-blasting machine is arranged to include cleaning chamber, separator center, elevator center and dedusting center, the cleaning chamber, institute State separator center and may be contained within the inner chamber of the shot-blasting machine, the arrival end connection institute of the cleaning chamber with the elevator center The output end of derusting drive line one is stated, and the front side setting separator center of the cleaning chamber, the elevator are centrally disposed In the rear side of the cleaning chamber, the dedusting is centrally through the inner chamber of cleaning chamber described in pipeline connection, and the dedusting is centrally disposed Formed to be connected by cyclone dust collectors with sack cleaner, the input of the cyclone dust collectors is arranged to pass through pipeline connection The cleaning chamber, and the output end of the cyclone dust collectors connects the sack cleaner.
6. 6. continuous conllinear formula spraying winding prefabricated direct-buried thermal insulation pipe production line according to claim 1, it is characterised in that：Institute State products storage part to be arranged to include production tube pipeline and production tube storage platform, the production tube pipeline coaxial line is set Be placed in the output end of the spraying cooling part, and the output end of the production tube pipeline sets hydraulic pressure tube pulling machine three, it is described into The input of QC storage platform connects the output end of the production tube pipeline.