CN111998177A - Process for manufacturing thermal insulation layer of petrochemical pipeline - Google Patents

Process for manufacturing thermal insulation layer of petrochemical pipeline Download PDF

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Publication number
CN111998177A
CN111998177A CN202010929167.1A CN202010929167A CN111998177A CN 111998177 A CN111998177 A CN 111998177A CN 202010929167 A CN202010929167 A CN 202010929167A CN 111998177 A CN111998177 A CN 111998177A
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China
Prior art keywords
heat
plate
insulating layer
pipeline
pressing
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Withdrawn
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CN202010929167.1A
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Chinese (zh)
Inventor
曹玉娣
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Individual
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Individual
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Priority to CN202010929167.1A priority Critical patent/CN111998177A/en
Publication of CN111998177A publication Critical patent/CN111998177A/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L59/00—Thermal insulation in general
    • F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
    • F16L59/028—Composition or method of fixing a thermally insulating material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
    • B29C63/18—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor using tubular layers or sheathings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/114—Single butt joints
    • B29C66/1142—Single butt to butt joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
    • B29C66/43—Joining a relatively small portion of the surface of said articles
    • B29C66/431—Joining the articles to themselves
    • B29C66/4312—Joining the articles to themselves for making flat seams in tubular or hollow articles, e.g. transversal seams
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L59/00—Thermal insulation in general
    • F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
    • F16L59/021—Shape or form of insulating materials, with or without coverings integral with the insulating materials comprising a single piece or sleeve, e.g. split sleeve, two half sleeves
    • F16L59/022—Shape or form of insulating materials, with or without coverings integral with the insulating materials comprising a single piece or sleeve, e.g. split sleeve, two half sleeves with a single slit

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Thermal Insulation (AREA)

Abstract

The invention relates to a petrochemical engineering pipeline heat-insulating layer manufacturing process, which adopts a heat-insulating layer manufacturing device, wherein the heat-insulating layer manufacturing device comprises a supporting plate, a connecting column, a sliding block, a fixing plate and a butting mechanism; connecting columns are symmetrically arranged on the top of the supporting plate along the length direction of the supporting plate, the top of each connecting column is arranged on the fixing plate through a sliding block, and the supporting plate is provided with a butting mechanism; the manufacturing process of the petrochemical engineering pipeline heat-insulating layer by adopting the heat-insulating layer manufacturing device comprises the following steps: s1, locking the pipeline; s2, sleeving a heat-insulating layer; s3, locking a fixing plate; s4, butting the heat preservation sleeves. The invention can solve the problems existing in the prior petroleum pipeline during the manufacture of the heat-insulating layer: when the rubber and plastic sleeves are manually butted, the butting position is easy to deviate, and the butting force is small when the rubber and plastic sleeves are butted, so that the butting and sticking effects of the rubber and plastic sleeves are poor.

Description

Process for manufacturing thermal insulation layer of petrochemical pipeline
Technical Field
The invention relates to the technical field of pipeline processing, in particular to a process for manufacturing a petrochemical engineering pipeline insulating layer.
Background
The petrochemical pipeline, i.e. the pipeline system for transporting petroleum and petroleum products, is mainly composed of oil pipeline, oil station and other auxiliary related equipments, is one of the main equipments in petroleum storage and transportation industry, and is also the most main transport equipment for crude oil and petroleum products.
Because the petroleum pipeline is laid in the environment outside more to the petroleum pipeline of laying in the lower place of temperature need carry out the preparation of heat preservation, the heat preservation of petroleum pipeline generally establishes the rubber and plastic cover of hollow cylinder structure through the cover and carries out the preparation processing, the rubber and plastic cover need cut and overlap the lateral surface at the pipeline, later scribble the glue solution on the side of rubber and plastic cover and paste the side that the rubber and plastic cover cut, the problem that exists when current petroleum pipeline carries out the heat preservation preparation is as follows:
1. after the rubber and plastic sleeve is sleeved on the pipeline, the step-by-step operation is needed for gluing and butt joint of the side surface of the rubber and plastic sleeve, so that the butt joint efficiency of the rubber and plastic sleeve is low;
2. when the rubber and plastic sleeve is manually butted, the butting position is easy to deviate, and the butting force is small when the rubber and plastic sleeve is butted, so that the butting and sticking effect of the rubber and plastic sleeve is poor.
Disclosure of Invention
In order to solve the problems, the invention provides a process for manufacturing a heat-insulating layer of a petrochemical pipeline, which adopts a heat-insulating layer manufacturing device, wherein the heat-insulating layer manufacturing device comprises a support plate, connecting columns, sliding blocks, a fixed plate and a butting mechanism, the connecting columns are symmetrically arranged at the top of the support plate along the length direction of the support plate, the upper ends of the connecting columns are of a telescopic structure, the top of each connecting column is arranged on the fixed plate through the sliding block, the fixed plate is symmetrically provided with fixing holes, and the butting mechanism is arranged on the support plate. The position of the heat insulation sleeve is locked, the connecting column can adjust the length, the butt joint mechanism and the petroleum pipeline are in a proper position, the supporting plate can adjust the front position and the rear position through the connecting action of the sliding block, and therefore the heat insulation sleeve can be butted and adhered at different positions.
The butt joint mechanism comprises two lower pressing plates which are positioned below the supporting plate and symmetrically arranged along the length direction of the supporting plate, one ends of the lower pressing plates, which are close to the outer edge of the supporting plate, are arranged in a downward inclined mode, round holes and square grooves are formed in the lower pressing plates along the length direction of the lower pressing plates, the round holes are close to the outer edge of the supporting plate, the upper ends of the round holes are of reaming structures, inserting rods of the reaming structures of the round holes can be conveniently inserted into the round holes, a U-shaped frame is arranged on the top of each lower pressing plate and positioned on the outer side of the corresponding square groove, an integrally formed square column is arranged on the top of each U-shaped frame, the U-shaped frames and the square columns are both;
the square groove is internally provided with a rotating block through a rotating shaft, the rotating block is connected with a lower pressing elastic column through a sliding fit mode, the lower pressing elastic column is perpendicular to a lower pressing plate, the lower end of the lower pressing elastic column is provided with a clamping plate through a hinge, the upper end of the lower pressing elastic column is provided with a limiting connecting plate, the bottom of the limiting connecting plate is provided with an inserting rod close to a round hole, the inserting rod is inserted into the round hole, during specific work, the heat insulation sleeve can be butted at the cutting position through an inward extrusion mode by a butting mechanism, the lower end of the clamping plate is attached to the heat insulation sleeve through the telescopic motion of a connecting column after the position of a fixing plate is locked, then the upper end of the square column is pressed downwards to enable the lower pressing plate to move downwards, the lower pressing elastic column can generate the telescopic motion due to the fact that the clamping plate is abutted to the heat insulation sleeve, and the inserting rod is inserted into the round, when continuing to press the square column, the interlude pole can follow the round hole and move out, and the lower extreme that the bullet post can drive the turning block that pushes down that the slope was arranged rotates inwards, and pushes down the restoring force of bullet post and can drive the cutting end of clamp plate with the insulation cover and inwards promote for the cutting end of insulation cover can dock.
The middle part below of backup pad distribute and have gluey box, the side symmetry that the upper end of gluing the box is close to the holding down plate is provided with the hanger plate, be provided with the slide bar on the top of hanger plate, the backup pad is passed to the upper end of slide bar, the top of slide bar is provided with and is used for carrying on spacing disc to the slide bar, disc on the slide bar can prevent that the slide bar from dropping from the backup pad, glue out the groove of gluing has been seted up on the lower extreme side of gluing the box, when concrete work, the lower extreme of gluing the box can remove under the effect of its gravity between the cutting end of insulation cover, the glue solution in the gluey box can pile up the position in glue out the groove, can accomplish the rubber coating action of insulation cover when the side of gluing box and.
The manufacturing process of the petrochemical engineering pipeline heat-insulating layer by adopting the heat-insulating layer manufacturing device comprises the following steps:
s1, locking the pipeline: firstly, polishing and cleaning the outer side surface of the petroleum pipeline, and locking the petroleum pipeline through hollow structures at two ends of the petroleum pipeline in the length direction;
s2, sleeving a heat-insulating layer: after the petroleum pipeline is locked, grooving and cutting the side surface of a heat insulation sleeve of the pipeline, sleeving the heat insulation sleeve on the outer side surface of the pipeline, then placing the heat insulation layer manufacturing device above the pipeline, and positioning the rubber box between grooving positions of the heat insulation sleeve;
s3, locking of a fixing plate: the fixing plate is locked on an external connecting frame through a fixing hole on the fixing plate, the movable supporting plate can move the glue box to a proper position at the slotting position of the heat-insulating sleeve, and glue can be applied to the heat-insulating sleeve when glue solution adhered to the glue outlet slot on the glue box is contacted with the side surface of the slotting position of the heat-insulating sleeve;
s4, butting of heat preservation sleeves: the upper end of the square column is pressed downwards through manpower, so that the clamping pressing plate has certain force to press the outer end of the slotting position of the heat insulation sleeve under the action of the downward pressing elastic column, the square column is continuously pressed, the inserting rod can move out of the round hole, the downward pressing elastic column which is obliquely arranged at the moment can drive the lower end of the rotating block to rotate inwards, the downward pressing elastic column can extrude the slotting end of the heat insulation sleeve inwards under the action of restoring force, the slotting position of the heat insulation sleeve can be butted, the relay at the slotting position of the heat insulation sleeve can push the rubber box upwards, the slotting position of the heat insulation sleeve can be pasted, and after the pasting at the position of the heat insulation sleeve is completed, the butt joint and pasting actions are carried out on the rest positions needing to be pasted.
As a preferred technical scheme of the invention, the top of the square column is provided with a linkage sliding plate, a linkage frame is arranged between the outer sides of the linkage sliding plates, the inner side wall of the linkage frame along the length direction is provided with a linkage sliding groove, the linkage sliding plate is in sliding fit with the linkage sliding groove, the lower side surface of the linkage frame is arranged on the top of the supporting plate through a pressing spring, the square column can be driven to synchronously move downwards through downwards pressing the linkage frame, so that the clamping and pressing plate can synchronously extrude the cutting end of the heat insulation sleeve inwards, the butt joint effect of the heat insulation sleeve is increased, the linkage sliding plate can transversely slide in the linkage sliding groove when the linkage frame moves downwards, and the pressing spring can limit the initial position of the linkage frame.
As a preferred technical solution of the present invention, the extension force of the pressing spring is greater than the extension force of the pressing elastic column, and the arrangement makes the pressing elastic column not to drive the pressing spring to extend or retract when the pressing elastic column contracts to a certain extent.
As a preferable technical scheme of the invention, the linkage frame is provided with a groove corresponding to the upper end of the sliding rod, so that when the glue box is extruded by the heat insulation sleeve, the linkage frame does not block the sliding rod from moving upwards, and the glue box can be driven to move upwards manually by pulling the sliding rod upwards.
As a preferred technical scheme of the invention, the lower side surface of the glue box is an arc-shaped surface, the side surfaces of the lower end of the glue box along the length direction are all inclined structures, the inclined structures of the glue box are symmetrically provided with the telescopic bodies, the telescopic bodies are hollow structures, the outer side surfaces of the telescopic bodies are provided with the circular grooves, the telescopic bodies can increase the glue coating range of the glue box on the heat insulation sleeve, and the telescopic bodies can automatically contract when the heat insulation sleeve is in butt joint action, so that the butt joint position of the heat insulation sleeve can be fully coated with glue solution, and the butt joint effect of the heat insulation sleeve is prevented from being influenced by the small glue coating amount of the butt joint position of the heat insulation.
As a preferable technical solution of the present invention, the lower end of the outer side surface of the telescopic body is arranged to be inclined inward, and the lower end of the outer side surface of the telescopic body is arranged to be inclined inward so that the telescopic body can automatically move upward when being subjected to a pressing force.
As a preferable technical scheme of the invention, the bottom of the clamping and pressing plate is provided with clamping and pressing teeth which are transversely arranged, and the clamping and pressing teeth on the clamping and pressing plate can be clamped on the heat-insulating sleeve to prevent the heat-insulating sleeve and the clamping and pressing plate from moving relatively.
As a preferred technical scheme of the invention, a stabilizing plate is mounted on the inner wall of the square groove far away from the round hole through a stabilizing spring, the stabilizing plate is attached to the side surface of the rotating block, the telescopic force of the stabilizing spring is smaller than that of the lower pressing elastic column, the rotating block can be always arranged perpendicular to the lower pressing plate under the action of the stabilizing plate without external force, and the stabilizing plate can drive the inserting rod to be inserted into the round hole after the butt joint of the heat-insulating sleeves is completed.
The invention has the beneficial effects that:
the automatic gluing and butt-joint pasting device can perform automatic gluing and butt-joint pasting actions of the notches of the heat insulation layer of the petroleum pipeline so that the pasting actions of the heat insulation layer of the petroleum pipeline can be finished at one time, has a simple structure, is convenient and fast to operate, can perform butt joint in a mode of inwards extruding the notch positions of the heat insulation sleeve, and increases the butt joint effect of the heat insulation sleeve;
the butt joint mechanism can butt joint the cutting position of the heat insulation sleeve in an inward extrusion mode;
third, the clamping and pressing teeth on the clamping and pressing plate can be clamped on the heat-insulating sleeve, so that the heat-insulating sleeve and the clamping and pressing plate are prevented from moving relatively;
the rotating block can be always kept to be perpendicular to the lower pressing plate under the action of the stabilizing plate without external force, and the stabilizing plate can drive the inserting rods to be inserted into the circular holes after the heat insulation sleeves are butted;
according to the invention, the square column can be driven to synchronously move downwards by pressing the linkage frame downwards, so that the clamping and pressing plate can synchronously extrude the cutting end of the heat insulation sleeve inwards, and the butt joint effect of the heat insulation sleeve is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a process flow diagram of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic view of a first configuration of the present invention between the support plate and the docking mechanism;
FIG. 4 is a second schematic view of the present invention between the support plate and the docking mechanism;
FIG. 5 is a cross-sectional view between the support plate and the docking mechanism of the present invention;
FIG. 6 is a cross-sectional view of the glue cartridge of the present invention;
FIG. 7 is a schematic diagram of the present invention in butt-joint petroleum pipelines.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in figures 2 to 7, the petrochemical pipeline heat-insulating layer manufacturing process adopts a heat-insulating layer manufacturing device which comprises a supporting plate 1, connecting columns 2, sliders 3, a fixing plate 4 and a butting mechanism 5, wherein the connecting columns 2 are symmetrically installed at the top of the supporting plate 1 along the length direction of the supporting plate, the upper ends of the connecting columns 2 are of a telescopic structure, the top of each connecting column 2 is installed on the fixing plate 4 through the sliders 3, fixing holes are symmetrically formed in the fixing plate 4, and the butting mechanism 5 is installed on the supporting plate 1. the heat-insulating sleeve sleeved on the outer side surface of a petroleum pipeline can be butted and pasted so that the heat-insulating sleeve sleeved on the outer side of the petroleum pipeline can be pasted into a whole after being cut, the heat-insulating effect of the heat-insulating layer of the petroleum pipeline is improved, and the heat-insulating layer manufacturing process can be locked on an external connecting frame through, the position of the heat-insulating sleeve is locked, the connecting column 2 can adjust the length, the butt joint mechanism 5 and the petroleum pipeline are in a proper position, the supporting plate 1 can adjust the front position and the rear position through the connection action of the sliding block 3, and therefore the heat-insulating sleeve can be butted and adhered at different positions.
The middle part below of backup pad 1 distribute and have gluey box 11, the side symmetry that the upper end of gluing box 11 is close to holding down plate 51 is provided with hanger plate 12, be provided with slide bar 13 on hanger plate 12's the top, backup pad 1 is passed to slide bar 13's upper end, slide bar 13's top is provided with and is used for carrying out spacing disc to slide bar 13, the disc on slide bar 13 can prevent that slide bar 13 from dropping from backup pad 1, glue out groove has been seted up on the lower extreme side of gluing box 11, when concrete work, the lower extreme of gluing box 11 can remove under the effect of its gravity between the cutting end of insulation cover, the glue solution in gluing box 11 can be piled up the position in glue out groove, can accomplish the rubber coating action of insulation cover when gluing box 11 and the side of insulation cover cutting end contact.
Glue box 11's downside be the arcwall face, glue box 11's lower extreme is the slope structure along its length direction's side, glue box 11's slope structure goes up the symmetry and is provided with the telescopic body 14, the telescopic body 14 is hollow structure, the circular recess has been seted up to the lateral surface of the telescopic body 14, the circular recess of the 14 lateral surfaces of telescopic body can supply the glue solution to pile up in its side, the lateral surface lower extreme leanin of telescopic body 14 arrange, can automatic rebound when the lateral surface lower extreme leanin of telescopic body 14 arranges and makes it receive the extrusion force, the telescopic body 14 can increase glue box 11 to the rubber coated scope of insulation cover, and the insulation cover can contract automatically when carrying out the butt joint action to the butt joint position of insulation cover can be stained with the glue solution, prevent that the insulation cover butt joint position rubberizing volume is less and influence the butt joint effect of insulation cover.
The butt joint mechanism 5 comprises two lower press plates 51 which are positioned below the support plate 1 and symmetrically arranged along the length direction of the support plate, one ends of the lower press plates 51, which are close to the outer edge of the support plate 1, are arranged in a downward inclined manner, round holes 511 and square grooves 512 are arranged on the lower press plates 51 along the length direction of the lower press plates, the round holes 511 are close to the outer edge of the support plate 1, the upper ends of the round holes 511 are of a reaming structure, the reaming structure of the round holes 511 is convenient for inserting insertion rods 58 into the round holes 511, U-shaped frames 52 are arranged on the tops of the lower press plates 51, the U-shaped frames 52 are positioned on the outer sides of the square grooves 512, the tops of the U-shaped frames 52 are provided with integrally formed square columns 53, the U-shaped frames 52 and the square columns 53 are both perpendicular;
a rotating block 54 is arranged in the square groove 512 through a rotating shaft, a lower pressing elastic column 55 is connected to the rotating block 54 in a sliding fit mode, the lower pressing elastic column 55 is perpendicular to a lower pressing plate 51, a clamping pressing plate 56 is arranged at the lower end of the lower pressing elastic column 55 through a hinge, transversely-arranged clamping pressing teeth are arranged at the bottom of the clamping pressing plate 56, the clamping pressing teeth on the clamping pressing plate 56 can be clamped on the heat-insulating sleeve to prevent the heat-insulating sleeve and the clamping pressing plate 56 from moving relatively, a limiting connecting plate 57 is arranged at the upper end of the lower pressing elastic column 55, an inserting rod 58 is arranged at the position, close to the round hole 511, of the bottom of the limiting connecting plate 57, the inserting rod 58 is inserted in the round hole 511, during specific work, the heat-insulating sleeve can be butted in an inward extrusion mode through the butting mechanism 5, the lower end of the clamping pressing plate 56 is attached to the heat-insulating sleeve through the telescopic motion of the connecting column 2 after, then push the upper end of square column 53 downwards for holding down plate 51 moves down, because the jam clamp plate 56 supports and makes the shrink motion can take place for pushing down the bullet post 55 on the insulation cover, interlude pole 58 alternates and makes the change that pushes down bullet post 55 and can not take place the angle in round hole 511, when continuing to press moving square column 53, it can follow round hole 511 and remove to alternate pole 58, the lower extreme internal rotation that the oblique lower pressure bullet post 55 that arranges can drive turning block 54, and the restoring force that pushes down bullet post 55 can drive jam clamp plate 56 and inwards promote the cutting end of insulation cover, make the cutting end of insulation cover can dock.
Square groove 512 keep away from and install firm board 514 through firm spring 513 on the inner wall of round hole 511, firm board 514 laminating is on the side of turning block 54, the concertina power of firm spring 513 is less than the concertina power of pushing down bullet post 55, turning block 54 can remain perpendicular to holding down plate 51 all the time under the effect of firm board 514 under the exogenic action and arrange, and firm board 514 can drive pole 58 and alternate in the round hole 511 after the insulation cover butt joint is accomplished.
The top of the square column 53 is provided with a linkage sliding plate 531, a linkage frame 532 is arranged between the outer sides of the linkage sliding plate 531, the inner side wall of the linkage frame 532 along the length direction is provided with a linkage sliding groove 533, the linkage sliding plate 531 and the linkage sliding groove 533 are in sliding fit, the lower side surface of the linkage frame 532 is installed on the top of the support plate 1 through a pressing spring 534, the telescopic force of the pressing spring 534 is greater than that of the pressing elastic column 55, the pressing elastic column 55 cannot drive the pressing spring 534 to stretch when in certain contraction motion, the linkage frame 532 is provided with a groove corresponding to the upper end of the sliding rod 13, when the glue box 11 is extruded by the heat insulation sleeve, the linkage frame 532 cannot obstruct the sliding rod 13 to move upwards, and the manual work can drive the glue box 11 to move upwards by lifting the sliding rod 13, and the linkage frame 532 can drive the square column 53 to synchronously move downwards by pressing downwards, so that card clamp 56 can be synchronous with the cutting end of insulation support inside extrusion, increase the butt joint effect of insulation support, linkage slide 531 can carry out lateral sliding in linkage spout 533 when linkage frame 532 moves down, and it can be spacing to the initial position of linkage frame 532 to press spring 534.
As shown in figure 1, the process for manufacturing the petrochemical engineering pipeline insulating layer by adopting the insulating layer manufacturing device comprises the following steps:
s1, locking the pipeline: firstly, polishing and cleaning the outer side surface of the petroleum pipeline, and locking the petroleum pipeline through hollow structures at two ends of the petroleum pipeline in the length direction;
s2, sleeving a heat-insulating layer: after the petroleum pipeline is locked, grooving and cutting the side surface of a heat insulation sleeve of the pipeline, sleeving the heat insulation sleeve on the outer side surface of the pipeline, then placing the heat insulation layer manufacturing device above the pipeline, and positioning the rubber box 11 between grooving positions of the heat insulation sleeve;
s3, locking the fixing plate 4: the fixed plate 4 is locked on an external connecting frame through a fixed hole on the fixed plate 4, the movable supporting plate 1 can move the glue box 11 to a proper position at the slotting position of the heat-insulating sleeve, and glue can be applied to the heat-insulating sleeve when glue solution adhered to a glue outlet groove on the glue box 11 is contacted with the side surface of the slotting position of the heat-insulating sleeve;
s4, butting of heat preservation sleeves: the upper end of the square column 53 is pressed downwards through the manual work, so that the clamping plate 56 has certain force to press the outer end of the groove position of the heat-insulating sleeve under the action of the downward pressing elastic column 55, the square column 53 is continuously pressed, the inserting rod 58 can move out of the round hole 511, the downward pressing elastic column 55 which is obliquely arranged at the moment can drive the lower end of the rotating block 54 to rotate inwards, the downward pressing elastic column 55 can extrude the groove end of the heat-insulating sleeve inwards under the action of restoring force, the groove position of the heat-insulating sleeve can be butted, the butting force of the groove position of the heat-insulating sleeve can push the rubber box 11 upwards, the groove position of the heat-insulating sleeve can be pasted, and after the pasting of the position of the heat-insulating sleeve is completed, the position which needs to be pasted is subjected to butting and pasting actions.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (9)

1. The utility model provides a petrochemical pipeline heat preservation preparation technology, this petrochemical pipeline heat preservation preparation technology adopts following heat preservation making devices, and heat preservation making devices includes backup pad (1), spliced pole (2), slider (3), fixed plate (4) and docking mechanism (5), its characterized in that: connecting columns (2) are symmetrically arranged at the top of the supporting plate (1) along the length direction of the supporting plate, the upper ends of the connecting columns (2) are of telescopic structures, the top of each connecting column (2) is arranged on a fixing plate (4) through a sliding block (3), fixing holes are symmetrically formed in the fixing plate (4), and a butt joint mechanism (5) is arranged on the supporting plate (1); wherein:
the butt joint mechanism (5) comprises two lower pressing plates (51) which are positioned below the supporting plate (1) and symmetrically arranged along the length direction of the supporting plate, one ends of the lower pressing plates (51) close to the outer edge of the supporting plate (1) are arranged in a downward inclined mode, a round hole (511) and a square groove (512) are formed in the lower pressing plates (51) along the length direction of the lower pressing plates, the round hole (511) is close to the outer edge of the supporting plate (1), a U-shaped frame (52) is arranged on the top of each lower pressing plate (51), the U-shaped frame (52) is positioned on the outer side of the square groove (512), an integrally formed square column (53) is arranged on the top of each U-shaped frame (52), the U-shaped frame (52) and the square column (53) are both perpendicular to the lower pressing plates (51), and the upper end of the square;
a rotating block (54) is installed in the square groove (512) through a rotating shaft, a downward pressing elastic column (55) is connected to the rotating block (54) in a sliding fit mode, the downward pressing elastic column (55) is perpendicular to a lower pressing plate (51), a clamping plate (56) is installed at the lower end of the downward pressing elastic column (55) through a hinge, a limiting connecting plate (57) is installed at the upper end of the downward pressing elastic column (55), an inserting rod (58) is arranged at the position, close to the round hole (511), of the bottom of the limiting connecting plate (57), and the inserting rod (58) is inserted in the round hole (511);
a rubber box (11) is distributed below the middle of the support plate (1), a hanging plate (12) is symmetrically arranged on the side face, close to the lower pressing plate (51), of the upper end of the rubber box (11), a sliding rod (13) is arranged on the top of the hanging plate (12), the upper end of the sliding rod (13) penetrates through the support plate (1), a disc used for limiting the sliding rod (13) is arranged on the top of the sliding rod (13), and a rubber outlet groove is formed in the side face of the lower end of the rubber box (11);
the manufacturing process of the petrochemical engineering pipeline heat-insulating layer by adopting the heat-insulating layer manufacturing device comprises the following steps:
s1, locking the pipeline: firstly, polishing and cleaning the outer side surface of the petroleum pipeline, and locking the petroleum pipeline through hollow structures at two ends of the petroleum pipeline in the length direction;
s2, sleeving a heat-insulating layer: after the petroleum pipeline is locked, grooving and cutting the side surface of a heat insulation sleeve of the pipeline, sleeving the heat insulation sleeve on the outer side surface of the pipeline, then placing the heat insulation layer manufacturing device above the pipeline, and positioning a rubber box (11) between grooving positions of the heat insulation sleeve;
s3, locking of a fixing plate (4): the fixed plate (4) is locked on an external connecting frame through a fixed hole on the fixed plate (4), the movable supporting plate (1) can move the glue box (11) to a proper position at the slotting position of the heat-insulating sleeve, and glue solution adhered to a glue outlet groove on the glue box (11) can perform gluing operation on the heat-insulating sleeve when contacting with the side surface of the slotting position of the heat-insulating sleeve;
s4, butting of heat preservation sleeves: the upper end of the square column (53) is pressed downwards manually, so that the clamping plate (56) is pressed at the outer end of the slotting position of the heat-insulating sleeve with force under the action of the pressing elastic column (55), the square column (53) is continuously pressed, the inserting rod (58) can move out of the round hole (511), the pressing elastic column (55) which is obliquely arranged at the moment can drive the lower end of the rotating block (54) to rotate inwards, the slotting end of the heat-insulating sleeve can be extruded inwards under the action of restoring force of the pressing elastic column (55), the slotting position of the heat-insulating sleeve can be butted, the butt joint force of the slotting position of the heat-insulating sleeve can push the rubber box (11) upwards, the slotting position of the heat-insulating sleeve can be pasted, and after the pasting of the position of the heat-insulating sleeve is completed, the butt joint and pasting actions are carried out on the rest positions of the heat-insulating sleeve which need.
2. The process for manufacturing the heat-insulating layer of the petrochemical pipeline according to claim 1, wherein the process comprises the following steps: the top of square column (53) on be provided with linkage slide (531), be provided with linkage frame (532) between the outside of linkage slide (531), be provided with linkage spout (533) on linkage frame (532) along its length direction's the inside wall, be sliding fit between linkage slide (531) and linkage spout (533), the downside of linkage frame (532) is installed on the top of backup pad (1) through pressing spring (534).
3. The process for manufacturing the heat-insulating layer of the petrochemical pipeline according to claim 2, wherein the process comprises the following steps: the telescopic force of the pressing spring (534) is greater than that of the lower pressing elastic column (55).
4. The process for manufacturing the heat-insulating layer of the petrochemical pipeline according to claim 2, wherein the process comprises the following steps: the position of the linkage frame (532) corresponding to the upper end of the sliding rod (13) is provided with a groove.
5. The process for manufacturing the heat-insulating layer of the petrochemical pipeline according to claim 1, wherein the process comprises the following steps: the lower side surface of the glue box (11) is an arc-shaped surface, the lower end of the glue box (11) is of an inclined structure along the side surface of the length direction of the glue box, telescopic bodies (14) are symmetrically arranged on the inclined structure of the glue box (11), the telescopic bodies (14) are of a hollow structure, and a circular groove is formed in the outer side surface of each telescopic body (14).
6. The process for manufacturing the heat-insulating layer of the petrochemical pipeline, according to claim 5, is characterized in that: the lower end of the outer side surface of the telescopic body (14) is arranged in an inward inclined mode.
7. The process for manufacturing the heat-insulating layer of the petrochemical pipeline according to claim 1, wherein the process comprises the following steps: the bottom of the clamping and pressing plate (56) is provided with clamping and pressing teeth which are transversely arranged.
8. The process for manufacturing the heat-insulating layer of the petrochemical pipeline according to claim 1, wherein the process comprises the following steps: the inner wall of the square groove (512) far away from the round hole (511) is provided with a stabilizing plate (514) through a stabilizing spring (513), the stabilizing plate (514) is attached to the side surface of the rotating block (54), and the telescopic force of the stabilizing spring (513) is smaller than that of the downward pressing elastic column (55).
9. The process for manufacturing the heat-insulating layer of the petrochemical pipeline according to claim 1, wherein the process comprises the following steps: the upper end of the round hole (511) is of a reaming structure.
CN202010929167.1A 2020-09-07 2020-09-07 Process for manufacturing thermal insulation layer of petrochemical pipeline Withdrawn CN111998177A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112959684A (en) * 2021-02-01 2021-06-15 黄祖华 Warm pipeline heat preservation cutting laying apparatus that leads to

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112959684A (en) * 2021-02-01 2021-06-15 黄祖华 Warm pipeline heat preservation cutting laying apparatus that leads to

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Application publication date: 20201127