CN108278421A - Assembly type plastic pressure pipe, production mould, production method and plastic plate, piping lane - Google Patents
Assembly type plastic pressure pipe, production mould, production method and plastic plate, piping lane Download PDFInfo
- Publication number
- CN108278421A CN108278421A CN201810240919.6A CN201810240919A CN108278421A CN 108278421 A CN108278421 A CN 108278421A CN 201810240919 A CN201810240919 A CN 201810240919A CN 108278421 A CN108278421 A CN 108278421A
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- China
- Prior art keywords
- jurisdiction
- pressure pipe
- section
- plastic pressure
- piping lane
- Prior art date
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- 239000004033 plastic Substances 0.000 title claims abstract description 87
- 229920003023 plastic Polymers 0.000 title claims abstract description 87
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 36
- 238000010438 heat treatment Methods 0.000 claims abstract description 39
- 238000001125 extrusion Methods 0.000 claims abstract description 32
- 238000005476 soldering Methods 0.000 claims abstract description 27
- 210000004243 sweat Anatomy 0.000 claims abstract description 27
- 238000003825 pressing Methods 0.000 claims description 27
- 239000012943 hotmelt Substances 0.000 claims description 11
- 238000001816 cooling Methods 0.000 claims description 5
- 230000006978 adaptation Effects 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 2
- 238000000465 moulding Methods 0.000 abstract description 14
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000003351 stiffener Substances 0.000 description 6
- 230000007547 defect Effects 0.000 description 4
- 238000003860 storage Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
Classifications
-
- 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
- F16L9/00—Rigid pipes
- F16L9/12—Rigid pipes of plastics with or without reinforcement
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0021—Combinations of extrusion moulding with other shaping operations combined with joining, lining or laminating
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
-
- 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
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
-
- 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
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
- B29C66/54—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles
- B29C66/547—Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles, e.g. endless tubes
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/10—Tunnels or galleries specially adapted to house conduits, e.g. oil pipe-lines, sewer pipes ; Making conduits in situ, e.g. of concrete ; Casings, i.e. manhole shafts, access or inspection chambers or coverings of boreholes or narrow wells
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The present invention relates to a kind of assembly type plastic pressure pipe, production mould, production method and plastic plate, piping lanes, wherein assembly type plastic pressure pipe includes several sections of jurisdiction, all sections of jurisdiction can be spliced to form plastic pressure pipe tube body successively, sweat soldering between the two neighboring section of jurisdiction is provided with heating wire in junction.With a kind of assembly type plastic pressure pipe of the present invention, it forms homogeneous tube by multiple section of jurisdiction sweat solderings, compare existing homogeneous tube extrusion molding, the independent processing and manufacturing difficulty in each section of jurisdiction is low, equipment investment is small, low energy consumption, it is at low cost, high yield rate, it is efficient, multiple section of jurisdiction sweat solderings can be made into bigbore plastic pressure pipe again, solve the problems, such as that existing extrusion moulding is difficult to make bigbore plastic pressure pipe, the assembly type plastic pressure pipe avoids the monolithic extruded molding problems of major diameter pressure pipe, its uniform wall thickness, concentricity is good, resistance to pressure is strong, ring stiffness is high, yields is high.
Description
Technical field
The present invention relates to pipeline manufacturing field, especially a kind of assembly type plastic pressure pipe, production mould, production method and
Plastic plate, piping lane.
Background technology
Existing plastic pressure pipe generally uses extrusion moulding to produce, and the maximum gauge for producing plastic pressure pipe at present is
2m, such as plastic pressure pipe according to extrusion moulding production heavy caliber (diameter is more than 2m), easy to produce pressure thickness of pipe wall and reach
Less than require, eccentric, concentricity is bad, there are bubbles the defects of, cause quality undesirable, yield rate is low, due to squeezing out
The method of forming is global formation, and the production mould size of large-bore plastics pressure pipe is big, requires equipment performance high, equipment costliness,
Energy consumption is big, and yield rate is low, and operating difficulties is of high cost.
Invention content
It is an object of the invention to：Exist for the prior art and large-bore plastics pressure is produced using existing extrusion moulding
Pipe is expensive with equipment, energy consumption is big, yield rate is low, operating difficulties, problem of high cost, provides a kind of assembly type plastic pressure
Pipe, production mould, production method and plastic plate, piping lane.
To achieve the goals above, the technical solution adopted by the present invention is：
A kind of assembly type plastic pressure pipe, including several sections of jurisdiction, all sections of jurisdiction can be spliced to form plastics successively
Pressure pipe tube body, sweat soldering between the two neighboring section of jurisdiction are provided with heating wire in junction.
Using a kind of assembly type plastic pressure pipe of the present invention, the adjacent inbuilt heating wire in section of jurisdiction junction is to each
Section of jurisdiction side wall ends are pressurized at heating, section of jurisdiction so that multiple section of jurisdiction sweat solderings form homogeneous tube, compare existing homogeneous tube and are extruded into
Type, each independent processing and manufacturing difficulty in section of jurisdiction is low, and equipment investment is small, and low energy consumption, at low cost, and high yield rate is efficient, then will be more
A section of jurisdiction sweat soldering can make bigbore plastic pressure pipe, solve existing extrusion moulding and be difficult to make bigbore modeling
Expect that the problem of pressure pipe, the assembly type plastic pressure pipe avoid the monolithic extruded molding problems of major diameter pressure pipe,
Uniform wall thickness, concentricity is good, and resistance to pressure is strong, and ring stiffness is high, and yields is high.
Preferably, the shapes and sizes of each section of jurisdiction are identical.
Using this structure setting, the production convenient for the section of jurisdiction and storage management.
Preferably, the size of each section of jurisdiction is smaller, making easy to process, quality of finished product good, and yields is high.
Preferably, end wall of each section of jurisdiction along pipe shaft longitudinal direction is equipped with protrusion, is equipped in the two neighboring protrusion
The heating wire.
Using this structure setting, the area of two neighboring section of jurisdiction junction is increased so that molding homogeneous tube connection effect
Fruit is good, and structural strength is high, while protrusion forms longitudinal stiffener, further enhances homogeneous tube ring stiffness so that homogeneous tube is not variable
Shape.
Preferably, all protrusions are towards outside plastic pressure pipe pipe.
The production mould for the assembly type plastic pressure pipe that the present invention also provides a kind of as described in any of the above item, including：
Extrusion die is used for extrusion forming each section of jurisdiction；
Core model, shape adaptation need the plastic pressure pipe diameter made, and the core model is for setting gradually all pipes
Piece preliminarily forms the shape of plastic pressure pipe；
Pressing mold, quantity are adapted to the quantity of the section of jurisdiction, and corresponding with each section of jurisdiction, the pressing mold and the core model
Adaptation, the pressing mold are used for the promotion to corresponding section of jurisdiction and apply pressure；
Driving part, the movement for driving the pressing mold keep the pressing mold close or far from the core model；
Power supply, for being connected to each heating wire；
Control system, the keying for controlling the extrusion die, the driving part and the power supply.
Using the production mould of assembly type plastic pressure pipe of the present invention, made by the method for extrusion forming each
Section of jurisdiction, each section of jurisdiction size is small, can ensure its wall thickness, homogeneous, not have the defects of bubble, then all sections of jurisdiction are passed through core
Mould, pressing mold molding, sweat soldering form homogeneous tube so that homogeneous tube uniform wall thickness, concentricity is good, and resistance to pressure is strong, and ring stiffness is high, non-defective unit
Rate is high, solves the problems, such as that existing extrusion moulding is difficult to make bigbore plastic pressure pipe.
The production method for the assembly type plastic pressure pipe that the present invention also provides a kind of as described in any of the above item, including with
Lower step：
A, splice each section of jurisdiction successively and surround plastic pressure pipe tube body, set in the splicing seams of the two neighboring section of jurisdiction
Set heating wire, and the end wall of each corresponding section of jurisdiction of heating wire contact；
B, all heating wire are powered so that the corresponding end wall hot melt；
C, centripetal pressure is applied to each section of jurisdiction so that the end wall of hot melt is combined；
D, cooling, all sections of jurisdiction form an entirety, complete the assembly and connection of tube body.
It can using each section of jurisdiction of high quality using the production method of assembly type plastic pressure pipe of the present invention
So that the homogeneous tube uniform wall thickness that all section of jurisdiction assembling sweat solderings are formed, concentricity is good, and resistance to pressure is strong, and ring stiffness is high, yields
Height solves the problems, such as that existing extrusion moulding is difficult to make bigbore plastic pressure pipe.
Preferably, smooth by polishing at each sweat soldering after executing the step D.
Preferably, which applies production mould as described above, includes the following steps：
A, the extrusion die section of jurisdiction each of needed for extrusion forming successively；
B, all sections of jurisdiction are enclosed successively to be bonded between the core model periphery, the end wall of the two neighboring section of jurisdiction and is set
Heating wire is set, the shape of plastic pressure pipe is preliminarily formed；
C, all heating wire connect the power supply, and the power supply power supply makes all electric-heating-wire-heatings, each
The corresponding end wall hot melt of the heating wire；
D, each pressing mold of driving part driving is close to the core model, and each pressing mold is to each section of jurisdiction
Apply pressure simultaneously so that the end wall of two neighboring hot melt, which is pressurized, to be combined；
E, the power cut-off waits for cooling down at sweat soldering, and each pressing mold of driving part driving is far from described
Core model completes the assembly and connection of tube body.
The present invention also provides a kind of plastic plates, including several cell boards, and the side wall ends of each cell board are set
There are protrusion, all cell boards to be arranged in order, sweat soldering between the end wall of the two neighboring cell board is set in junction
It is equipped with heating wire.
Using a kind of plastic plate of the present invention, the protrusion of two neighboring cell board junction increases hot melt contact surface
Product so that molding whole plate good connecting effect, structural strength is high, while protrusion forms longitudinal stiffener, further enhances whole
Plate intensity so that whole plate is unlikely to deform.
The present invention also provides a kind of piping lanes, are surrounded using plastic plate as described above, piping lane side wall it is all described
The protrusion of cell board is vertically arranged.
Using a kind of piping lane of the present invention, the vertical bearing capacity of piping lane side wall can be enhanced so that piping lane is integrally strong
Degree is high, is unlikely to deform.
Preferably, the protrusion of all cell boards of piping lane side wall and bottom plate is towards outside piping lane, piping lane top plate
The protrusion of all cell boards is towards in piping lane.
Using this structure setting, can ensure the smooth of piping lane internal backplane, piping lane external roof it is smooth so that pipe
Corridor top plate can be as the bottom plate of other structure (such as piping lane or vault).
Preferably, it is connected with vault at the top of piping lane, the vault is formed by multiple section of jurisdiction edges successively sweat soldering.
Preferably, casting concrete connects between two piping lanes of laterally adjacent setting.
In conclusion by adopting the above-described technical solution, the beneficial effects of the invention are as follows：
1, with a kind of assembly type plastic pressure pipe of the present invention, the adjacent inbuilt heating wire in section of jurisdiction junction is to every
A section of jurisdiction side wall ends are pressurized at heating, section of jurisdiction so that multiple section of jurisdiction sweat solderings form homogeneous tube, compare existing homogeneous tube and squeeze out
Molding, each independent processing and manufacturing difficulty in section of jurisdiction is low, and equipment investment is small, and low energy consumption, at low cost, and high yield rate is efficient, then will
Multiple section of jurisdiction sweat solderings can make bigbore plastic pressure pipe, solve existing extrusion moulding be difficult to make it is bigbore
The problem of plastic pressure pipe, the assembly type plastic pressure pipe avoid the monolithic extruded molding problems of major diameter pressure pipe,
Its uniform wall thickness, concentricity is good, and resistance to pressure is strong, and ring stiffness is high, and yields is high；
2, with a kind of assembly type plastic pressure pipe of the present invention, the shapes and sizes of each section of jurisdiction are identical,
Using this structure setting, the production convenient for the section of jurisdiction and storage management；
3, with a kind of assembly type plastic pressure pipe of the present invention, plastic pressure pipe tube body includes described in six to eight
Section of jurisdiction, using this structure setting so that the size of each section of jurisdiction is smaller, making easy to process, quality of finished product good, yields
It is high；
4, with a kind of assembly type plastic pressure pipe of the present invention, each section of jurisdiction is along the end wall of pipe shaft longitudinal direction
Equipped with protrusion, two neighboring section of jurisdiction is increased using this structure setting equipped with the heating wire in the two neighboring protrusion
The area of junction so that molding homogeneous tube good connecting effect, structural strength is high, while protrusion forms longitudinal stiffener, into one
Step strengthens homogeneous tube ring stiffness so that homogeneous tube is unlikely to deform；
5, it with the production mould of assembly type plastic pressure pipe of the present invention, is made by the method for extrusion forming every
A section of jurisdiction, each section of jurisdiction size is small, can ensure its wall thickness, homogeneous, not have the defects of bubble, then all sections of jurisdiction are passed through
Core model, pressing mold molding, sweat soldering form homogeneous tube so that homogeneous tube uniform wall thickness, concentricity is good, and resistance to pressure is strong, and ring stiffness is high, good
Product rate is high, solves the problems, such as that existing extrusion moulding is difficult to make bigbore plastic pressure pipe；
6, with the production method of assembly type plastic pressure pipe of the present invention, each section of jurisdiction of high quality, energy are used
Enough so that the homogeneous tube uniform wall thickness that all section of jurisdiction assembling sweat solderings are formed, concentricity is good, and resistance to pressure is strong, ring stiffness is high, non-defective unit
Rate is high, solves the problems, such as that existing extrusion moulding is difficult to make bigbore plastic pressure pipe；
7, with a kind of plastic plate of the present invention, the protrusion of two neighboring cell board junction increases hot melt contact
Area so that molding whole plate good connecting effect, structural strength is high, while protrusion forms longitudinal stiffener, further enhances
Whole plate intensity so that whole plate is unlikely to deform；
8, with a kind of piping lane of the present invention, the vertical bearing capacity of piping lane side wall can be enhanced so that piping lane is whole
Intensity is high, is unlikely to deform；
9, with a kind of piping lane of the present invention, the protrusion court of all cell boards of piping lane side wall and bottom plate
To outside piping lane, the protrusions of all cell boards of piping lane top plate is towards in piping lane, using this structure setting, Neng Goubao
Demonstrate,prove piping lane internal backplane it is smooth, piping lane external roof it is smooth so that piping lane top plate can be used as other structure (such as piping lane or
Person's vault) bottom plate.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of assembly type plastic pressure pipe of the present invention；
Fig. 2 is the enlarged drawing of A in Fig. 1；
Fig. 3 is a kind of structural schematic diagram of the section of jurisdiction；
Fig. 4 is the vertical view of Fig. 3；
Fig. 5 is another structural schematic diagram of assembly type plastic pressure pipe of the present invention；
Fig. 6 is another structural schematic diagram of the section of jurisdiction；
Fig. 7 is the vertical view of Fig. 6；
Fig. 8 is the structural schematic diagram of plastic plate of the present invention；
Fig. 9 is the vertical view of Fig. 8；
Figure 10 is the structural schematic diagram of the cell board；
Figure 11 is the vertical view of Figure 10；
Figure 12 is a kind of structural schematic diagram of piping lane of the present invention；
Figure 13 is the vertical view of Figure 12；
Figure 14 is another structural schematic diagram of piping lane of the present invention.
It is marked in figure：The sections of jurisdiction 1-, 11- protrusions, 2- splicing seams, 3- heating wire, the ends 4- wall, 5- cell boards.
Specific implementation mode
Below in conjunction with the accompanying drawings, the present invention is described in detail.
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention.
Embodiment 1
As shown in figs. 1-7, a kind of assembly type plastic pressure pipe of the present invention, including eight sections of jurisdiction 1.
All sections of jurisdiction 1 can be spliced to form plastic pressure pipe tube body successively, be heated between the two neighboring section of jurisdiction 1
It welds, heating wire 3 is provided in junction.
As a preferred embodiment of the present embodiment, the shapes and sizes of each section of jurisdiction 1 are identical, using this structure
Setting, the production convenient for the section of jurisdiction 1 and storage management；End wall 4 of each section of jurisdiction 1 along pipe shaft longitudinal direction is equipped with protrusion
11, the two neighboring protrusion 11 is interior to be equipped with the heating wire 3, using this structure setting, increases the company of two neighboring section of jurisdiction 1
Connect the area at place so that molding homogeneous tube good connecting effect, structural strength is high, while protrusion 11 forms longitudinal stiffener, into one
Step strengthens homogeneous tube ring stiffness so that homogeneous tube is unlikely to deform；All protrusions 11 are towards outside plastic pressure pipe pipe.
With a kind of assembly type plastic pressure pipe of the present invention, the inbuilt heating wire in 1 junction of adjacent section of jurisdiction 3 is to every
1 side wall ends of a section of jurisdiction are pressurized at heating, section of jurisdiction 1 so that eight 1 sweat solderings of section of jurisdiction form homogeneous tube, compare existing homogeneous tube
Extrusion molding, 1 independent processing and manufacturing difficulty of each section of jurisdiction is low, and equipment investment is small, and low energy consumption, at low cost, high yield rate, efficiency
Height, then 1 sweat soldering of multiple sections of jurisdiction can be made into bigbore plastic pressure pipe, it solves existing extrusion moulding and is difficult to make
The problem of bigbore plastic pressure pipe, it is monolithic extruded molding all which avoids major diameter pressure pipe
More problems, uniform wall thickness, concentricity is good, and resistance to pressure is strong, and ring stiffness is high, and yields is high.
Embodiment 2
As shown in figs. 1-7, the production mould of a kind of assembly type plastic pressure pipe as described in Example 1 of the present invention
Tool, including：
Extrusion die is used for extrusion forming each section of jurisdiction 1；
Core model, shape adaptation need the plastic pressure pipe diameter made, and the core model is for setting gradually all pipes
Piece 1 preliminarily forms the shape of plastic pressure pipe；
Pressing mold, quantity are adapted to the quantity of the section of jurisdiction 1, and corresponding with each section of jurisdiction 1, the pressing mold and the core
Mould is adapted to, and the pressing mold is used for the promotion to corresponding section of jurisdiction 1 and applies pressure；
Driving part, the movement for driving the pressing mold keep the pressing mold close or far from the core model；
Power supply, for being connected to each heating wire 3；
Control system, the keying for controlling the extrusion die, the driving part and the power supply.
With the production mould of assembly type plastic pressure pipe of the present invention, made by the method for extrusion forming each
Section of jurisdiction 1,1 size of each section of jurisdiction is small, can ensure its wall thickness, homogeneous, not have the defects of bubble, then all sections of jurisdiction 1 are led to
Cross core model, pressing mold molding, sweat soldering formation homogeneous tube so that homogeneous tube uniform wall thickness, concentricity is good, and resistance to pressure is strong, and ring stiffness is high,
Yields is high, solves the problems, such as that existing extrusion moulding is difficult to make bigbore plastic pressure pipe.
Embodiment 3
As shown in figs. 1-7, a kind of assembly type plastic pressure pipe production mould as described in Example 2 of the present invention
Production method includes the following steps：
A, the extrusion die section of jurisdiction 1 each of needed for extrusion forming successively；
B, all sections of jurisdiction 1 are enclosed successively and is pasted between the core model periphery, the end wall 4 of the two neighboring section of jurisdiction 1
Setting heating wire 3 is closed, the shape of plastic pressure pipe is preliminarily formed；
C, all heating wire 3 connect the power supply, and the power supply power supply makes all heating wire 3 heat, often
The corresponding end wall 4 of a heating wire 3 heats；
D, each pressing mold of driving part driving is close to the core model, and each pressing mold is to each section of jurisdiction
1 applies pressure simultaneously so that the end wall 4 of two neighboring hot melt, which is pressurized, to be combined；
E, the power cut-off waits for cooling down at sweat soldering, and each pressing mold of driving part driving is far from described
Core model completes the assembly and connection of tube body；
F, it will polish at each sweat soldering smooth.
It can using each section of jurisdiction 1 of high quality with the production method of assembly type plastic pressure pipe of the present invention
So that the homogeneous tube uniform wall thickness that the 1 assembling sweat soldering of all sections of jurisdiction is formed, concentricity is good, and resistance to pressure is strong, and ring stiffness is high, yields
Height solves the problems, such as that existing extrusion moulding is difficult to make bigbore plastic pressure pipe.
Embodiment 4
As illustrated in figs. 8-11, a kind of plastic plate of the present invention, including several cell boards 5.
The side wall ends of each cell board 5 are equipped with protrusion 11, and all cell boards 5 are arranged in order, two neighboring
Sweat soldering between the end wall 4 of the cell board 5 is provided with heating wire 3 in junction.
With a kind of plastic plate of the present invention, the protrusion 11 of 5 junction of two neighboring cell board increases thermal welding
Contacting surface is accumulated so that molding whole plate good connecting effect, structural strength is high, while protrusion 11 forms longitudinal stiffener, further adds
Strong whole plate intensity so that whole plate is unlikely to deform.
Embodiment 5
As shown in figs. 12-14, a kind of piping lane of the present invention, surrounds, piping lane using plastic plate as described in Example 4
The protrusion 11 of all cell boards 5 of side wall is vertically arranged.
As a preferred embodiment of the present embodiment, the protrusion of all cell boards 5 of piping lane side wall and bottom plate
11 towards outside piping lane, and the protrusions 11 of all cell boards 5 of piping lane top plate is set towards in piping lane using this structure
Set, can ensure the smooth of piping lane internal backplane, piping lane external roof it is smooth so that piping lane top plate can be used as other structure
The bottom plate of (such as piping lane or vault)；It is connected with vault at the top of piping lane, the vault is by the sweat soldering successively of 1 edge of multiple sections of jurisdiction
It is formed；Casting concrete connects between two piping lanes of laterally adjacent setting.
With a kind of piping lane of the present invention, the vertical bearing capacity of piping lane side wall can be enhanced so that piping lane is integrally strong
Degree is high, is unlikely to deform.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement etc., should all be included in the protection scope of the present invention made by within refreshing and principle.
Claims (10)
1. a kind of assembly type plastic pressure pipe, which is characterized in that including several sections of jurisdiction (1), all sections of jurisdiction (1) can be according to
Secondary to be spliced to form plastic pressure pipe tube body, sweat soldering between the two neighboring section of jurisdiction (1) is provided with heating wire in junction
(3)。
2. assembly type plastic pressure pipe according to claim 1, which is characterized in that the shape of each section of jurisdiction (1) and
Size is identical.
3. according to claim 1-2 any one of them assembly type plastic pressure pipes, which is characterized in that each section of jurisdiction (1)
End wall (4) along pipe shaft longitudinal direction is equipped with protrusion (11), and the heating wire (3) is equipped in the two neighboring protrusion (11).
4. a kind of production mould of assembly type plastic pressure pipe as described in any one of claims 1-3, which is characterized in that packet
It includes：
Extrusion die is used for extrusion forming each section of jurisdiction (1)；
Core model, shape adaptation need the plastic pressure pipe diameter made, and the core model is for setting gradually all sections of jurisdiction
(1), the shape of plastic pressure pipe is preliminarily formed；
Pressing mold, quantity are adapted to the quantity of the section of jurisdiction (1), and corresponding with each section of jurisdiction (1), the pressing mold and the core
Mould is adapted to, and the pressing mold is used for the promotion to corresponding section of jurisdiction (1) and applies pressure；
Driving part, the movement for driving the pressing mold keep the pressing mold close or far from the core model；
Power supply, for being connected to each heating wire (3).
5. a kind of production method of assembly type plastic pressure pipe as described in any one of claims 1-3, which is characterized in that including
Following steps：
A, splice each section of jurisdiction (1) successively and surround plastic pressure pipe tube body, the splicing seams of the two neighboring section of jurisdiction (1)
(2) setting heating wire (3) in, and the end wall (4) of each corresponding section of jurisdiction (1) of heating wire (3) contact；
B, all heating wire (3) are powered so that corresponding end wall (4) hot melt；
C, centripetal pressure is applied to each section of jurisdiction (1) so that the end wall (4) of hot melt is combined；
D, cooling, all sections of jurisdiction (1) form an entirety, complete the assembly and connection of tube body.
6. the production method of assembly type plastic pressure pipe according to claim 5, which is characterized in that application such as claim
Production mould described in 4, includes the following steps：
A, the extrusion die section of jurisdiction (1) each of needed for extrusion forming successively；
B, all sections of jurisdiction (1) are enclosed successively between the core model periphery, the end wall (4) of the two neighboring section of jurisdiction (1)
Fitting setting heating wire (3), preliminarily forms the shape of plastic pressure pipe；
C, all heating wire (3) connect the power supply, and the power supply power supply makes all heating wire (3) heat, often
Corresponding end wall (4) hot melt of a heating wire (3)；
D, each pressing mold of driving part driving is close to the core model, and each pressing mold is to each section of jurisdiction (1)
Apply pressure simultaneously so that the end wall (4) of two neighboring hot melt, which is pressurized, to be combined；
E, the power cut-off waits for cooling down at sweat soldering, each pressing mold of driving part driving far from the core model,
Complete the assembly and connection of tube body.
7. a kind of plastic plate, which is characterized in that including several cell boards (5), the side wall ends of each cell board (5) are set
There are protrusion (11), all cell boards (5) to be arranged in order, thermofussion welding between the end wall (4) of the two neighboring cell board (5)
It connects, heating wire (3) is provided in junction.
8. a kind of piping lane, which is characterized in that surround using plastic plate as claimed in claim 7, piping lane side wall it is all described
The protrusion (11) of cell board (5) is vertically arranged.
9. piping lane according to claim 8, which is characterized in that all cell boards (5) of piping lane side wall and bottom plate
The protrusion (11) is towards outside piping lane, and the protrusions (11) of all cell boards (5) of piping lane top plate is towards in piping lane.
10. piping lane according to claim 8, which is characterized in that be connected with vault at the top of piping lane, the vault is by multiple pipes
Sweat soldering is formed successively at piece (1) edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810240919.6A CN108278421B (en) | 2018-03-22 | 2018-03-22 | Assembled plastic pressure pipe, production die, production method, plastic plate and pipe gallery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810240919.6A CN108278421B (en) | 2018-03-22 | 2018-03-22 | Assembled plastic pressure pipe, production die, production method, plastic plate and pipe gallery |
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| CN108278421B CN108278421B (en) | 2023-12-19 |
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| CN109519612A (en) * | 2019-01-10 | 2019-03-26 | 成都国通实业有限责任公司 | Large-bore plastics pressure pipe and its manufacturing method, connection structure, connection method |
| CN109532050A (en) * | 2018-12-06 | 2019-03-29 | 成都国通实业有限责任公司 | Plastic pressure pipe and its production mould and production method, drainpipe, plastic storage tank |
| CN110080799A (en) * | 2019-05-09 | 2019-08-02 | 黄河勘测规划设计研究院有限公司 | The embedded steel compound tube piece making method of side steel suitable for shield formula TBM |
| CN110080797A (en) * | 2019-05-09 | 2019-08-02 | 黄河勘测规划设计研究院有限公司 | The board-like steel compound tube piece making method of full Baogang suitable for shield formula TBM |
| CN110080798A (en) * | 2019-05-09 | 2019-08-02 | 黄河勘测规划设计研究院有限公司 | Sandwich-type steel compound tube piece making method suitable for shield formula TBM |
| CN113665130A (en) * | 2021-08-23 | 2021-11-19 | 大连蓝旗船舶科技有限公司 | Welding process of large plastic part |
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| CN108278421B (en) | 2023-12-19 |
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