CN115782024A - Prefabricated direct-burried insulating tube suit apparatus for producing - Google Patents

Prefabricated direct-burried insulating tube suit apparatus for producing Download PDF

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Publication number
CN115782024A
CN115782024A CN202310050837.6A CN202310050837A CN115782024A CN 115782024 A CN115782024 A CN 115782024A CN 202310050837 A CN202310050837 A CN 202310050837A CN 115782024 A CN115782024 A CN 115782024A
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CN
China
Prior art keywords
pipe
base
length direction
inner tube
prefabricated direct
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Granted
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CN202310050837.6A
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Chinese (zh)
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CN115782024B (en
Inventor
杨国忠
杨兴合
杨绍和
刘拴庄
杨济宁
李仲卿
王震
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Qinhuangdao Heat Preservation Engineering Co ltd
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Qinhuangdao Heat Preservation Engineering Co ltd
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Priority to CN202310050837.6A priority Critical patent/CN115782024B/en
Publication of CN115782024A publication Critical patent/CN115782024A/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/10Geothermal energy

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  • Thermal Insulation (AREA)

Abstract

The invention provides a prefabricated direct-buried insulating pipe sleeving production device which comprises an inner pipe, an outer protecting pipe sleeved outside the inner pipe and a base used for bearing the outer protecting pipe, wherein a plurality of supporting brackets are arranged at intervals along the length direction of the base, the outer protecting pipe is connected to the supporting brackets in a sliding mode along the length direction of the base, an outer protecting pipe adjusting device is arranged between two adjacent supporting brackets and comprises two clamping blocks symmetrically arranged on two sides of the base in the width direction, a driving assembly is arranged between the two clamping blocks and used for driving the two clamping blocks to move along the width direction of the base, supporting assemblies are arranged on two sides of the base in the length direction and used for supporting the inner pipe to enable the inner pipe to be concentric with the outer protecting pipe. The invention can correct the eccentric deformation problem of the outer protective pipe without using a bracket, and avoids the abnormal condition during foaming to influence the heat preservation effect.

Description

Prefabricated direct-burried insulating tube suit apparatus for producing
Technical Field
The invention relates to the field of thermal insulation pipe production equipment, in particular to a prefabricated direct-buried thermal insulation pipe sleeving production device.
Background
The prefabricated direct-buried heat preservation pipe is widely used for liquid and gas conveying pipe networks, chemical pipeline heat preservation engineering petroleum, chemical engineering, central heating heat supply networks, central air conditioning ventilation pipelines, municipal engineering and the like. The high-temperature prefabricated direct-buried heat-insulating pipe is a direct-buried prefabricated heat-insulating pipe with good heat-insulating property, safety, reliability and low construction cost.
At present, the production and manufacturing process of the prefabricated direct-buried insulating pipe is mostly to extrude polyethylene particles from an extruder to obtain a high-density polyethylene outer protecting pipe, then the high-density polyethylene outer protecting pipe is sleeved on an inner pipe, and finally the polyethylene particles are foamed by a foaming machine to form a three-in-one finished insulating pipe.
Disclosure of Invention
The invention mainly aims to provide a prefabricated direct-buried insulating pipe sleeving production device, which is used for solving the problems that a bracket is added between an inner pipe and an outer protecting pipe to influence the foaming effect and the outer protecting pipe is bent and drooped in the existing prefabricated direct-buried insulating pipe sleeving technology.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a prefabricated direct-burried insulating tube suit apparatus for producing, includes that inner tube, coaxial cover establish outer pillar outside the inner tube with be used for accepting the base of outer pillar is followed base length direction interval is provided with a plurality of support brackets, outer pillar follows the length direction sliding connection of base is in a plurality of on the support bracket, two adjacent be provided with the outer pillar adjusting device that is used for correcting outer pillar eccentric deformation between the support bracket, outer pillar adjusting device sets up including the symmetry two clamp splices of base width direction both sides, two be provided with drive assembly between the clamp splice, drive assembly is used for driving two the clamp splice is in opposite directions or back-to-back removal along base width direction, base length direction's both sides are provided with and are used for the support assembly of connecing the inner tube, outer pillar length direction's both ends, detachably is connected with a plurality ofly and is used for adjusting outer pillar with the locating component of inner tube radial interval.
Further, drive assembly is including fixed setting up screw rod about slide rail on the base and two relative clamp splice that set up of connection, screw rod's axial symmetry is provided with positive screw thread and back-off thread about, screw rod (422) axial both ends pass two of relative setting respectively about, and respectively with correspond clamp splice threaded connection, the length direction of slide rail with screw rod's axial parallel about, the clamp splice lower extreme be provided with the spout of slide rail looks adaptation to sliding connection is in on the slide rail, be provided with the restriction on the slide rail screw rod follows about the stopper that base width direction removed.
Furthermore, one end of the left and right screw rods is provided with a turntable for rotating the left and right screw rods.
Furthermore, one side of the clamping block, which is close to the outer protecting pipe, is provided with an arc-shaped groove, and the radian of the arc-shaped groove is matched with the outer wall of the outer protecting pipe.
Furthermore, the supporting component comprises a supporting plate and an air cylinder used for adjusting the height of the supporting plate, the cross section of the supporting plate is of a C-shaped structure with an upward opening, and the radian of one side, close to the inner pipe, of the supporting plate is matched with the outer wall of the inner pipe.
Furthermore, a plurality of universal balls arranged along the circumferential direction are arranged on the end face, close to the inner pipe, of the supporting plate along the opening of the supporting plate, and the universal balls are abutted to the outer wall of the inner pipe.
Furthermore, the plurality of positioning assemblies are arranged along the circumferential direction of the outer protecting pipe, one end of each positioning assembly is detachably connected to the outer protecting pipe, and the other end of each positioning assembly extends along the radial direction of the outer protecting pipe to the direction of the circle center of the outer protecting pipe and abuts against the outer surface of the inner pipe.
Further, the locating component includes the fixed block, the fixed block is close to one side of outer pillar be provided with the recess of the pipe wall looks adaptation of outer pillar, fixed block detachably joint is in on the outer pillar, the fixed block is kept away from one side of outer pillar is fixed and is provided with the C shaped plate, the C shape opening direction of C shaped plate deviates from the recess is followed the locating lever is worn to be equipped with at the upper and lower both ends of C shaped plate, locating lever sliding connection is in on the C shaped plate, the one end of locating lever is followed the outer pillar radial to the centre of a circle direction of outer pillar extends to the butt is in the surface of inner tube, be provided with the spring in the C shaped plate, the coaxial cover of spring is established the outside of locating lever, the both ends of spring respectively with the terminal surface looks butt at the upper and lower both ends of C shaped plate, the spring below radially run through on the locating lever and be provided with spacing.
Furthermore, one end of the positioning assembly, which is close to the inner pipe, is provided with a universal ball.
Further, hold the bracket towards one side of base length direction is the V font, and the upper surface of holding the bracket with the outer wall of outer pillar is tangent, hold bracket (32) including following three commentaries on classics roller that base width direction arranged in proper order, it is three the direction of rotation of commentaries on classics roller with the length direction of base is the same, and the setting of rotating is in on the base.
The invention has the beneficial effects that:
1. by the outer protective pipe adjusting device, the problem of eccentric deformation of the outer protective pipe is corrected under the condition that a support is not used, the operation step of manually binding the support on the inner pipe is reduced, and meanwhile, the phenomena of cavities, bubbles and the like during foaming are avoided, so that the heat insulation effect is influenced;
2. the left and right spiral screw rods in the outer protecting pipe adjusting device are in threaded connection with the clamping blocks, so that the outer protecting pipe is conveniently and centrally clamped, and the deformation of the outer protecting pipe and the eccentricity of the inner pipe are avoided;
3. the pipe orifice of the outer protective pipe is supported by the positioning assembly, so that the inner pipe can conveniently penetrate through the pipe, the pipe orifice of the outer protective pipe is prevented from collapsing to influence the pipe penetration, the step that the pipe orifice of the outer protective pipe needs to be pulled manually is reduced, and the spring in the positioning assembly is matched with the positioning rod to prevent the pipe orifice of the outer protective pipe from being damaged in the pipe penetrating process;
4. the inner pipe is supported through the supporting component so that the inner pipe and the outer protecting pipe are concentric, the inner pipe is conveniently penetrated by universal balls on the supporting component, and the position of the inner pipe is adjusted.
Drawings
The invention is described in further detail below with reference to the drawings and the detailed description.
FIG. 1: the invention is a three-dimensional view of the prefabricated direct-buried insulating pipe suit production device;
FIG. 2: the right view of the prefabricated direct-burial thermal insulation pipe sleeving production device is shown;
FIG. 3: is a front view of the prefabricated direct-burried insulating tube suit production device of the invention;
FIG. 4: isbase:Sub>A view along the line A-A in FIG. 3;
FIG. 5 is a schematic view of: an enlarged view of a portion a of fig. 1.
Description of the reference numerals
1. An inner tube; 2. an outer protecting pipe; 3. a base; 31. a support leg; 32. a support bracket; 321. rotating the roller; 322. a first support bar; 323. a second support bar; 4. an outer protective tube adjusting device; 41. a clamping block; 411. a chute; 412. an arc-shaped slot; 42. a drive assembly; 421. a slide rail; 422. a left and a right screw rod; 423. a limiting block; 424. a turntable; 5. a support assembly; 51. a support plate; 52. a cylinder; 53. a ball transfer unit; 6. a positioning assembly; 61. a fixed block; 611. a groove; 62. a C-shaped plate; 63. positioning a rod; 64. a spring; 65. and (7) a limiting strip.
Detailed Description
The technical solution in the embodiments of the present invention is clearly and completely described below with reference to the drawings in the embodiments of the present invention. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Referring to fig. 1 to 5, a prefabricated direct-buried thermal insulation pipe sleeving production apparatus includes an inner pipe 1, an outer protective pipe 2, a base 3, and support legs 31, where the outer protective pipe 2 may be a circular pipe made of high density polyethylene, the outer protective pipe 2 is sleeved outside the inner pipe 1, and a gap is formed between the inner pipe and the outer protective pipe for bearing a foamed thermal insulation layer, the base 3 is used to receive the outer protective pipe 2, the plurality of support legs 31 are fixedly disposed below the base 3 for supporting the base 3, the length of the base 3 is greater than that of the thermal insulation pipe, the base 3 is a rectangular plate or other steel frame structure capable of receiving the outer protective pipe 2, a plurality of support brackets 32 are disposed at intervals along the length direction of the base 3, the outer protective pipe 2 is slidably connected to the plurality of support brackets 32 along the length direction of the base 3, an outer protective pipe adjusting device 4 for correcting eccentric deformation of the outer protective pipe 2 is disposed between two adjacent support brackets 32, support assemblies 5 are disposed on two sides of the length direction of the base 3, the support assemblies 5 are used to support the inner pipe 1 to concentrically connect the inner pipe 1 with the outer protective pipe 2, two ends of the outer protective pipe 2 are connected to detachably, and the outer protective pipe 2 are used to prevent the inner pipe from being inserted into the inner pipe 1 and inserted into the inner pipe 2, and inserted into the inner pipe 2.
When the method is implemented, firstly, the outer protecting pipe 2 is placed on the plurality of supporting brackets 32 of the base 3 along the length direction of the base 3, the central axis of the outer protecting pipe 2 is parallel to the length direction of the base 3, the length of the inner pipe 1 is greater than that of the outer protecting pipe 2, then, a plurality of positioning components 6 are placed at two ends of the outer protecting pipe 2 in the length direction by workers, then, the inner pipe 1 is arranged in the outer protecting pipe 2 in a penetrating way, the plurality of positioning components 6 can avoid that the penetrating of the inner pipe 1 is influenced by the collapse and deformation of the two ends of the outer protecting pipe 2 in the length direction during the penetrating, the step that the pipe orifice of the outer protecting pipe needs to be pulled manually is reduced, the height of the supporting component 5 is adjusted at the moment to support the two ends of the inner pipe 1 in the length direction, the vertical height of the inner pipe 1 is adjusted, and the outer protecting pipe 2 is adjusted by the outer protecting pipe adjusting device 4, the outer protecting pipe 2 and the inner pipe 1 are concentric, the outer protecting pipe 2 is prevented from bending and sagging, after the inner pipe 1 is penetrated and arranged, a plurality of positioning assemblies 6 are taken down by workers, gaps between two ends of the outer protecting pipe 2 in the length direction and the inner pipe 1 are sealed through flanges (not shown in the figure), and gaps between the outer wall of the inner pipe 1 and the inner wall of the outer protecting pipe 2 form independent closed spaces after sealing, at the moment, the workers inject foaming materials into the closed spaces between the inner pipe 1 and the outer protecting pipe 2 to foam in a punching mode on the outer protecting pipe 2, so that the inner pipe 1, the heat-insulating layer formed by foaming and the outer protecting pipe 2 form a prefabricated direct-buried heat-insulating pipe which is firm and integral (three-in-one), and finally the workers take out the flanges and transfer the prefabricated direct-buried heat-insulating pipe to a warehouse.
One side of the support bracket 32 facing the length direction of the base 3 is in a V shape, the upper surface of the support bracket 32 is tangent to the outer wall of the outer protective tube 2, the support bracket 32 comprises three rotating rollers 321 sequentially arranged along the width direction of the base 3, the rotating direction of the three rotating rollers 321 is parallel to the length direction of the base 3, and the base 3 is provided with a first support rod 322 and a second support rod 323 which support the rotating rollers 321 and are rotatably connected with the rotating rollers 321. In this embodiment, the first support rods 322 and the second support rods 323 are respectively provided with shaft holes for receiving two ends of the rotating roller 321 in the length direction, and two ends of the rotating roller 321 in the length direction are inserted into the shaft holes and rotate in the shaft holes, which will not be described herein again. During the implementation, outer pillar 2 can be placed on base 3 through supporting bracket 32 with gliding mode along one side of base 3, makes things convenient for staff's operation, and outer pillar 2 and base 3's sliding connection conveniently adjust the position of outer pillar 2, conveniently passes through supporting bracket 32 roll-off base 3 after the heat preservation pipe preparation is accomplished simultaneously, and of course also can place outer pillar 2 through other modes, for example through the mode of hoist and mount.
The outer protective pipe adjusting device 4 comprises two clamping blocks 41 and a driving component 42, the two clamping blocks 41 are symmetrically arranged at two sides of the base 3 in the width direction, an arc-shaped groove 412 is arranged at one side of each clamping block 41 close to the outer protective pipe 2, the radian of the arc-shaped groove 412 is matched with the outer wall of the outer protective pipe 2, for clamping the outer protecting pipe 2 and avoiding the deformation and collapse of the outer protecting pipe 2, the driving component 42 is arranged between the two clamping blocks 41, the driving component 42 comprises a slide rail 421 and a left and a right screw rod 422, the slide rail 421 is fixedly arranged on the base 3, the length direction of the slide rail 421 is parallel to the width direction of the base 3, the lower end of the clamping block 41 is provided with a sliding chute 411 matched with the slide rail 421, the sliding chute 411 is connected with the slide rail 421 in a sliding way, the left and the right screw rods 422 are provided with left and right hand threads, that is, the left and right screw rods 422 are symmetrically provided with a positive thread and a negative thread along the axial direction, the central axes of the left and right screw rods 422 are parallel to the width direction of the base 3, both ends of the left and right screw rods 422 extend along both sides of the width direction of the base 3 and respectively pass through the two clamping blocks 41 which are oppositely arranged, the lower parts of the two clamping blocks 41 are provided with threaded holes which are matched with the left and right screw rods 422, both ends of the left and right screw rods 422 are respectively in threaded connection with the two clamping blocks 41 which are symmetrically arranged, the base 3 between the two clamping blocks 41 is provided with a limiting block 423 which limits the left and right screw rods 422 to move along the width direction of the base 3, the left and right screw rods 422 are rotatably connected with the limiting block 423, the diameter in the middle of controlling screw 422 is less than the diameter of the positive and negative threaded rods on the two axial sides, a shaft hole is arranged on the limiting block 423, the middle part of controlling screw 422 is sleeved in the shaft hole of limiting block 423, so that controlling screw 422 and limiting block 423 rotate to be connected and controlling screw 422 can not move along the transverse direction of base 3. During implementation, a worker rotates the left and right screw rods 422, the limit blocks 423 arranged on the base 3 limit the left and right screw rods 422 to move axially along the left and right screw rods 422, so as to control the position change of the clamping blocks 41 when the left and right screw rods 422 rotate, the left and right screw rods 422 are axially symmetrically provided with positive threads and negative threads, the axial two sides of the left and right screw rods 422 are in threaded connection with the two symmetrically arranged clamping blocks 41, and meanwhile, through the matching between the sliding rails 421 arranged on the base 3 and the sliding grooves 411 at the lower ends of the clamping blocks, the two symmetrically arranged clamping blocks 41 synchronously move along the center of the width direction of the base 3 or reversely move towards the center direction far away from the width direction of the base 3, so that the two symmetrically arranged clamping blocks 41 clamp the outer protective pipe 2 tightly, and the deformation and the collapse of the outer protective pipe 2 are avoided under the condition that no support is used. Preferably, one end of the left and right screw 422 is provided with a turntable 424 for rotating the left and right screw 422, which is convenient for the operation of the staff.
The supporting component 5 comprises a supporting plate 51 and an air cylinder 52, the cross section of the supporting plate 51 is of a C-shaped structure with an upward opening, the supporting plate is arranged above the base 3, the air cylinder 52 is vertically fixed below the base 3, the piston end of the air cylinder 52 upwards penetrates through the base 3 and is fixedly connected with the bottom surface of the supporting plate 51, the supporting plate 51 of the C-shaped structure is close to one side radian of the inner tube 1 and is matched with the outer wall of the inner tube 1, in implementation, the height of the air cylinder 52 is adjusted, the inner tube 1 and the outer protecting tube 2, which are supported and connected by the supporting component 5, are concentric, preferably, the supporting plate 51 is close to the end surface of the inner tube 1, a plurality of universal balls 53 are arranged along the length direction of the supporting plate 51, namely, a plurality of universal balls 53 arranged along the circumferential direction are arranged along the opening of the length direction of the supporting plate 51, the universal balls 53 are abutted to the outer wall of the inner tube 1, the universal balls 53 on the supporting plate 51 are convenient for workers to pass through the inner tube 1, and the position of the inner tube 1 can be conveniently adjusted.
The both ends of 2 length direction of outer pillar still are provided with a plurality of locating component 6, the one end of a plurality of locating component 6 is connected on outer pillar 2 along 2 circumferencial direction detachably of outer pillar, its other end extends along the radial outside centre of a circle direction of outer pillar 2, and the butt is at the surface of inner tube 1, a both ends offset for preventing outer pillar 2, reasons such as collapse influence inner tube 1 and penetrate outer pillar 2, make the centre of a circle of outer pillar 2 and the coincidence of the centre of a circle of inner tube 1 with the help of locating component 6 simultaneously, avoid the eccentric heat preservation effect that influences the back heat preservation that foams of outer pillar 2.
The positioning assembly 6 comprises a fixed block 61, a C-shaped plate 62, a positioning rod 63, a spring 64 and a limiting strip 65, wherein one side of the fixed block 61 close to the outer protective pipe 2 is provided with a groove 611 matched with the pipe wall of the outer protective pipe 2, the groove 611 of the fixed block 61 is clamped on the pipe wall of the outer protective pipe 2 and can be detachably connected with the outer protective pipe 2 through interference fit of the groove 611 and the outer protective pipe 2 or be detachably connected with the outer protective pipe 2 through bolts and the like, the C-shaped plate 62 is fixedly arranged on one side of the fixed block 61 far from the outer protective pipe 2, a C-shaped opening of the C-shaped plate is arranged in the direction away from the groove 611, the positioning rod 63 vertically penetrates through the C-shaped plate 62 along the length direction of the C-shaped plate 62 and can slide along the through holes at the upper end and the lower end of the C-shaped plate 62, the lower extreme of locating lever 63 extends along the radial centre of a circle direction of outside pillar 2 of outer pillar 2, and the butt is at the surface of inner tube 1, on the inside locating lever 63 of C-shaped plate 62, radially run through along locating lever 63 and be provided with spacing 65, and simultaneously, the coaxial cover of spring 64 is established in the outside of locating lever 63, the diameter of spring 64 is less than the length of spacing 65, the both ends of spring 64 respectively with the upper end of C-shaped plate 62 and spacing 65 looks butt, with the help of spring 64 and spacing 65 combined action, make locating lever 63 when not having inner tube 1 to support, still can spacing location. Taking fig. 5 as an example: when the positioning rod 63 is about to slide towards the direction close to the inner tube 1 under the action of gravity, the positioning rod 63 can be positioned and limited by the abutting action of the limiting strip 65 and the inner wall surface of the C-shaped plate 62 close to one end of the inner tube 1; for the other set of positioning assemblies 180 opposite to fig. 5, when the positioning rod 63 is about to slide away from the inner tube 1 under the action of gravity, the positioning rod 63 can be positioned and limited by the abutting action of the spring 64 on the limiting strip 65.
In the implementation, after the outer protecting pipe 2 is placed on the supporting bracket 32, the fixing blocks 61 of the positioning components 6 are evenly clamped on the outer protecting pipe 2 along the circumferential direction of the outer protecting pipe 2, then the inner pipe 1 is penetrated, the positioning rod 63 is abutted to the outer surface of the inner pipe 1 towards one end of the inner pipe 1 during pipe penetration, and then the positioning component 6 plays a supporting role, the step that in the prior art, an employee needs to pull the pipe orifice of the outer protecting pipe 2 to facilitate the penetration of the inner pipe 1 is avoided, when the inner pipe 1 penetrates through the pipe, the stress is overlarge with the abutting of the positioning component 6, the positioning rod 63 slides towards the direction far away from the inner pipe 1, meanwhile, the limiting strip 65 penetrating through the positioning rod 63 is driven to move towards the direction far away from the inner pipe 1, the spring 64 abutted to the limiting strip 65 is pressed, when the stress is reduced, the employee rebounds to continue to limit the distance between the inner pipe 1 and the outer protecting pipe 2, the two interference is avoided when the inner pipe 1 penetrates through the pipe 1, therefore, when the pipe is penetrated, only the position where the outer protecting pipe 2 needs to be manually held at the beginning, the outer protecting pipe 2 after the inner pipe 1 penetrates through the inner pipe 2, the positioning component, the outer protecting pipe 2, the subsequent step that the outer wall of the outer protecting pipe 2 is not needed, the subsequent step that the outer protecting pipe 2 is continued to be supported, and the manual supporting step that the inner pipe 2 is avoided, and the inner pipe 2 is continued, and the step that the inner pipe 2 is avoided, and the inner pipe 2 is continued, and the step that the outer protecting pipe 2 is continued, and the outer wall is continued, and the step that the step is continued, and the outer wall is not needed. Preferably, the positioning assembly 6 is provided with a universal ball 53 at an end close to the inner tube 1 to facilitate the threading of the inner tube 1.
During implementation, the outer protection tube 2 is placed on the supporting bracket 32 of the base 3, the outer protection tube 2 and the supporting bracket 32 are slidably connected along the length direction of the base 3 to adjust the position of the outer protection tube 2, the turntable 424 of the outer protection tube adjusting device 4 is rotated to enable the outer protection tube adjusting device 4 to clamp the outer protection tube 2 tightly, so that the outer protection tube 2 is prevented from collapsing and deforming, then the positioning component 6 is inserted into the tube walls at two ends of the outer protection tube 2, the inner tube 1 is inserted into the outer protection tube 2 at the moment, the positioning component 6 supports the tube orifice of the outer protection tube 2 in the insertion process to avoid interference with the inner tube 1, the height of the supporting component 5 is adjusted to support the inner tube 1, and then the vertical height of the inner tube 1 is adjusted to enable the inner tube 1 and the outer protection tube 2 to be concentric, the scheme corrects the eccentric deformation problem of the outer protection tube 2 through the cooperation of the outer protection tube adjusting device 4, the positioning component 6 and the supporting component 5 under the condition that the bracket is not used, thereby reducing the operation steps of manually binding the bracket on the inner tube 1, and avoiding the phenomena of bubbles and affecting the heat preservation effect.
The foregoing description is only of the preferred embodiments of the present invention, and it should be understood that the described embodiments are only a few, and not all, of the embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Claims (10)

1. The utility model provides a prefabricated direct-burried insulating tube suit apparatus for producing, includes inner tube (1), coaxial cover establish outer pillar (2) outside inner tube (1) and be used for accepting base (3) of outer pillar (2), its characterized in that follows base (3) length direction interval is provided with a plurality of support brackets (32), outer pillar (2) are followed the length direction sliding connection of base (3) is in a plurality of on support bracket (32), two adjacent be provided with outer pillar adjusting device (4) that are used for correcting outer pillar (2) eccentric deformation between support bracket (32), outer pillar adjusting device (4) are including the symmetry setting two clamp splice (41) of base (3) width direction both sides, two be provided with drive assembly (42) between clamp splice (41), drive assembly (42) are used for driving two clamp splice (41) are along base (3) width direction and are moved mutually or carry on the back mutually, base (3) length direction's both sides are provided with and are used for holding in the supporting subassembly (5) of inner tube (1), outer pillar (2) detachably adjust both ends the both ends of a plurality of outer pillar (6) are used for a plurality of inner tube (6) interval location.
2. The prefabricated directly-buried insulating pipe suit production device of claim 1, wherein the driving assembly (42) comprises a slide rail (421) fixedly arranged on the base (3) and a left and right screw rod (422) connected with two oppositely arranged clamping blocks (41), the left and right screw rod (422) is axially symmetrically provided with a positive thread and a negative thread, two axial ends of the left and right screw rod (422) respectively penetrate through the two oppositely arranged clamping blocks (41) and are respectively in threaded connection with the corresponding clamping blocks (41), the length direction of the slide rail (421) is parallel to the axial direction of the left and right screw rod (422), the lower end of the clamping block (41) is provided with a sliding groove (411) matched with the slide rail (421) and is slidably connected to the slide rail (421), and the slide rail (421) is provided with a limiting block (423) for limiting the left and right screw rod (422) to move along the width direction of the base (3).
3. The prefabricated direct-burried insulating tube suit production facility of claim 2, characterized in that, the carousel (424) that is used for rotatory the left and right screw rod (422) is provided with to one end of the left and right screw rod (422).
4. The prefabricated direct-burried insulating tube suit production device of claim 1, characterized in that, the clamp splice (41) is provided with an arc groove (412) near one side of the outer protecting tube (2), and the radian of the arc groove (412) is matched with the outer wall of the outer protecting tube (2).
5. The prefabricated direct-burried insulating tube suit production device of claim 1, characterized in that, the supporting component (5) includes a supporting plate (51) and a cylinder (52) for adjusting the height of the supporting plate (51), the cross-section of the supporting plate (51) is a C-shaped structure with an upward opening, and the radian of one side of the supporting plate (51) close to the inner tube (1) is matched with the outer wall of the inner tube (1).
6. The prefabricated direct-burried insulating tube suit production device of claim 5, characterized in that, on the end face of the support plate (51) near the inner tube (1), along the opening of the support plate (51), a plurality of universal balls (53) arranged along the circumferential direction are provided, and the universal balls (53) are abutted with the outer wall of the inner tube (1).
7. The prefabricated direct-buried insulating pipe suit production device of claim 1, characterized in that a plurality of the positioning components (6) are arranged along the circumferential direction of the outer protecting pipe (2), one end of each positioning component (6) is detachably connected to the outer protecting pipe (2), and the other end of each positioning component (6) extends along the radial direction of the outer protecting pipe (2) towards the center of the circle of the outer protecting pipe (2) and abuts against the outer surface of the inner pipe (1).
8. The prefabricated direct-buried insulating pipe sleeve production device of claim 7, wherein the positioning assembly (6) comprises a fixing block (61), a groove (611) matched with the pipe wall of the outer protective pipe (2) is formed in one side, close to the outer protective pipe (2), of the fixing block (61), the fixing block (61) is detachably clamped on the outer protective pipe (2), a C-shaped plate (62) is fixedly arranged on one side, far away from the outer protective pipe (2), of the fixing block (61), the C-shaped opening direction of the C-shaped plate (62) deviates from the groove (611), positioning rods (63) penetrate through the upper ends and the lower ends of the C-shaped plate (62), the positioning rods (63) are slidably connected onto the C-shaped plate (62), one ends of the positioning rods (63) extend in the radial direction of the outer protective pipe (2) and abut against the outer surface of the inner pipe (1), springs (64) are arranged in the C-shaped plate (62), the springs (64) are sleeved on the outer sides of the positioning rods (63), and the coaxial ends of the springs (64) respectively penetrate through the upper end faces of the C-shaped plate (65) and abut against the end faces of the positioning rods (64) below the upper ends and the ends of the C-shaped plate (62).
9. The prefabricated direct-burried insulating tube suit production device of claim 7 or 8, characterized in that the positioning component (6) is provided with a universal ball (53) near one end of the inner tube (1).
10. The prefabricated direct-burried insulating tube suit production device of claim 1, characterized in that, one side of the support bracket (32) facing the length direction of the base (3) is in a V shape, and the upper surface of the support bracket (32) is tangent to the outer wall of the outer protecting tube (2), the support bracket (32) comprises three rollers (321) arranged in sequence along the width direction of the base (3), the rotation direction of the three rollers (321) is the same as the length direction of the base (3), and the rollers are rotatably arranged on the base (3).
CN202310050837.6A 2023-02-02 2023-02-02 Prefabricated direct-buried insulating pipe sleeving production device Active CN115782024B (en)

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CN216692417U (en) * 2022-01-04 2022-06-07 天津建通管业有限公司 Pipe penetrating machine for polyurethane prefabricated direct-buried heat-insulation pipe

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CN212156269U (en) * 2020-04-30 2020-12-15 天津市华意保温制品有限公司 Supporting and positioning device between inner pipe and outer pipe of heat preservation pipe
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Denomination of invention: Prefabricated direct buried insulation pipe set production device

Effective date of registration: 20230811

Granted publication date: 20230623

Pledgee: Qinhuangdao Bank Co.,Ltd. Beidaying Branch

Pledgor: Qinhuangdao Heat Preservation Engineering Co.,Ltd.

Registration number: Y2023980051847