CN209336127U - Plastic pressure pipe and its production mould, drainpipe, plastic storage tank - Google Patents

Abstract

The utility model discloses a kind of plastic pressure pipe and its production mould, drainpipe, plastic storage tank, which includes core model, briquetting component, rotor block, pushing mechanism, closing feature.With a kind of production mould of plastic pressure pipe described in the utility model, so that the adjacent section of jurisdiction is successively spliced and sweat soldering forms plastic pressure pipe, each independent processing and manufacturing difficulty in the section of jurisdiction is low, equipment investment is small, low energy consumption, it is at low cost, high yield rate, it is high-efficient, the mode by multiple section of jurisdiction sweat solderings can make bigbore plastic pressure pipe again, solve the problems, such as that existing extrusion moulding is difficult to make bigbore plastic pressure pipe, the production mould of the 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

Plastic pressure pipe and its production mould, drainpipe, plastic storage tank

Technical field

The utility model relates to pipeline manufacturing field, in particular to a kind of plastic pressure pipe and its production mould and producer Method, drainpipe, plastic storage tank.

Background technique

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 greater than 2m), are 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 be it is integrally formed, the production mould size of large-bore plastics pressure pipe is big, requires equipment performance high, and equipment is expensive, Energy consumption is high, and yield rate is low, and operating difficulties is at high cost.

Utility model content

The purpose of the utility model is to overcome produce big mouth using existing extrusion moulding in the presence of the prior art Diameter plastic pressure pipe is expensive with equipment, energy consumption is high, yield rate is low, operating difficulties, above-mentioned deficiency at high cost, provides a kind of modeling Expect pressure pipe and its production mould and production method, drainpipe, plastic storage tank.

In order to realize above-mentioned purpose of utility model, the utility model provides following technical scheme:

A kind of production mould of plastic pressure pipe, for successively sweat soldering to form round plastic by several plastics sections of jurisdiction Pressure pipe, the production mould include:

Core model is cylindrical structure, and shape size is adapted to the plastic pressure pipe diameter for needing to make, and the core model is used for Carry all sections of jurisdiction successively to be shaped to round plastic pressure pipe；

Briquetting component, be set to the core model circumferential outside, can the relatively described core model it is close or separate, the briquetting component The core model is fitted in for pushing down a section of jurisdiction, prevents the section of jurisdiction mobile relative to the core model；

Rotor block, be set to the core model circumferential outside, can the relatively described core model it is close or separate, the rotor block Fit in the core model for pushing down another described section of jurisdiction, two sections of jurisdiction be disposed adjacent and between be equipped with electric heating Piece；

Pushing mechanism, the section of jurisdiction for pushing down the rotor block are pushed along the core model periphery, make its side The side wall for the section of jurisdiction that wall is pushed down with the electric heating sheets, the electric heating sheets with the briquetting component fits closely；

Closing feature will after remaining all described section of jurisdiction in addition to the last one described section of jurisdiction successively after sweat soldering The last one described section of jurisdiction fits on the core model, and the rotor block pushes down the last one described section of jurisdiction, the last one institute It states and the electric heating sheets is respectively set between the two side walls of section of jurisdiction and the side wall of corresponding two adjacent sections of jurisdiction, it is described Closing feature is used to the molding section of jurisdiction of sweat soldering closing cyclization with section of jurisdiction described in the last one and compress；

Power supply, for being connected to each electric heating sheets；

Driving part, for driving the briquetting component and the rotor block close to or far from the core model；

Control unit, for controlling matching for the driving part, the pushing mechanism, the closing feature and the power supply It closes and works.

Wherein, the length direction of the length direction of the briquetting component core model in parallel, the axial direction of the rotor block Length direction along the core model is arranged, and the rotor block corrects the pipe when the pushing mechanism pushes the section of jurisdiction Piece is aligned it with the adjacent section of jurisdiction, heats the side wall of the two neighboring section of jurisdiction when electric heating sheets are powered, makes The two neighboring section of jurisdiction sweat soldering is integral, and the electric heating sheets are embedded in the section of jurisdiction after molding.

Using a kind of production mould of plastic pressure pipe described in the utility model, so that the adjacent section of jurisdiction is successively spliced And sweat soldering forms plastic pressure pipe, each independent processing and manufacturing difficulty in section of jurisdiction is low, and equipment investment is small, and low energy consumption, at This low, high yield rate, it is high-efficient, then the mode of multiple section of jurisdiction sweat solderings can be made into bigbore plastic pressure Pipe, solves the problems, such as that existing extrusion moulding is difficult to make bigbore plastic pressure pipe, the production mould of the plastic pressure pipe The monolithic extruded molding problems of major diameter pressure pipe are avoided, while avoiding wound form plastic tube wall thickness and owing uniformly, to glue The problem of junction intensity is high or even bourdon tube easy to form, uniform wall thickness, concentricity is good, and resistance to pressure is strong, and ring stiffness is high, Yields is high.

Preferably, which further includes extrusion die, and the extrusion die is each described for extrusion forming Section of jurisdiction.

Preferably, the shapes and sizes of each section of jurisdiction are identical.

Production and storage management using this structure setting, convenient for the section of jurisdiction.

Preferably, the size of each section of jurisdiction is smaller, production easy to process, quality of finished product good, and yields is high.

Preferably, which further includes auxiliary moving parts, and each two neighboring section of jurisdiction sweat soldering is at one After body, the briquetting component unclamps the molding section of jurisdiction of sweat soldering far from the core model, and the auxiliary moving parts is used for The molding section of jurisdiction of sweat soldering rotate in place around the core model, the briquetting component close to the core model by sweat soldering at The section of jurisdiction of type push down fit in the core model and plastic pressure pipe homogeneous tube molding after, the auxiliary moving parts is used for Plastic pressure pipe is taken out from the core model.

Preferably, the length of the core model, the briquetting component and the rotor block is all larger than or is equal to the pipe The length of piece.

Preferably, the briquetting component and the rotor block are disposed adjacent, and the briquetting component and the roller section Part pushes down the corresponding end in the two neighboring section of jurisdiction respectively.

Using this structure setting, enables to the side wall docking stability of two sections of jurisdiction of sweat soldering good, protect Demonstrate,prove welding quality.

Preferably, the pushing mechanism includes several pipe bending cylinders, length of all pipe bending cylinders along the core model Spend directional spreding setting, side wall of all pipe bending cylinders for section of jurisdiction described in pushing tow.

Preferably, all pipe bending cylinders are distributed setting along the equal spacing in length direction of the core model.

Preferably, the closing feature includes several traction ropes, and every traction rope is around all section of jurisdiction outer rims Setting, all traction ropes are distributed setting along the length direction of the core model, fit in section of jurisdiction described in the last one described After on core model, all traction ropes bypass the molding section of jurisdiction of sweat soldering, all traction ropes are tightened, by thermofussion welding Connect the molding section of jurisdiction and the last one described section of jurisdiction closing cyclization；

Or the closing feature includes several runners, all runners are set in turn in outside the core model periphery Side, the axial direction of each runner are arranged along the length direction of the core model, and each runner can the relatively described core model It is close or separate, after the last one described section of jurisdiction fits on the core model, the two of the molding section of jurisdiction of sweat soldering Inner wall at sidewall end, which is first pushed down by two runners, fits in the core model, remaining all described runner is pushed down and pushed again The molding section of jurisdiction inner wall of sweat soldering is affixed to the core model, and the two sidewalls of the molding section of jurisdiction of sweat soldering, which are pushed, pastes Close the two sidewalls of the last one corresponding section of jurisdiction, closing cyclization.

Preferably, all traction ropes are distributed setting along the equal spacing in length direction of the core model.

Preferably, the length of core model described in the length adaptation of all runners.

Preferably, the control unit includes PLC or industrial computer.

The utility model additionally provides a kind of production method of plastic pressure pipe, using one kind as described in any of the above item The production mould of plastic pressure pipe includes the following steps and carries out production plastic pressure pipe:

A, two sections of jurisdiction are disposed adjacent on the core model, and the electricity is arranged between the corresponding side wall in the section of jurisdiction Heating sheet, the briquetting component push down the section of jurisdiction close to the core model, and the rotor block is pushed down close to the core model Another described section of jurisdiction；

B, the side wall for the section of jurisdiction that rotor block described in the pushing mechanism pushing tow is pushed down, while the electric heating sheets are logical Electricity, the corresponding side wall sweat soldering in two sections of jurisdiction are integral；

C, using the molding section of jurisdiction of sweat soldering as section of jurisdiction described in single one, repeating said steps A-B, wherein institute Briquetting component is stated for pushing down the molding section of jurisdiction of sweat soldering, until the molding section of jurisdiction of sweat soldering it is remaining last A section of jurisdiction cyclization, at this point, sweat soldering is molding described due to the sweat soldering molding section of jurisdiction self gravitation effect Section of jurisdiction part fits between the core model, part and the core model that there are gaps；

D, the last one described section of jurisdiction is set on the core model, and is pushed down by the rotor block, sweat soldering molding The corresponding side wall in the section of jurisdiction and the last one described section of jurisdiction between the electric heating sheets are set, the closing feature will heat The section of jurisdiction of welding fabrication is closed cyclization with section of jurisdiction described in the last one and is compressed, and the electric heating sheets are powered, plastic pressure Pipe molding.

Using a kind of production method of plastic pressure pipe described in the utility model, each of high quality pipe is used Piece, the homogeneous tube uniform wall thickness for enabling to all section of jurisdiction assembling sweat solderings to be formed, concentricity is good, and resistance to pressure is strong, and ring is rigid Degree is high, and yields is high, solves the problems, such as that existing extrusion moulding is difficult to make bigbore plastic pressure pipe.

Preferably, the section of jurisdiction is produced using the method for extrusion molding.

Preferably, which further includes that several plastics anchor ears are arranged on the molding plastic pressure pipe, often A plastics anchor ear is used to circumferentially hold the plastic pressure pipe tightly along the plastic pressure pipe, and all plastics anchor ears are along institute State the length direction distribution setting of plastic pressure pipe.

In this way, the whole ring stiffness of plastic pressure pipe can be further strengthened, guarantees that plastic pressure pipe can Bear sufficiently large pressure.

Preferably, the plastics anchor ear is respectively set in the both ends of the plastic pressure pipe.

Preferably, all plastics anchor ears are distributed setting along the equal spacing in length direction of the plastic pressure pipe.

Preferably, the plastics anchor ear is polyformaldehyde structural member.

Preferably, which further includes that several plastics reinforcing ribs are arranged on the molding plastic pressure pipe, Each plastics reinforcing rib every strip hot melt in the plastic pressure pipe outer wall, which seams, to be set, and sweat soldering.

In this way, the intensity of adjacent section of jurisdiction sweat soldering junction is further enhanced, guarantees hot melt seam No leakage.

The utility model additionally provides a kind of plastic pressure pipe, using the life of the plastic pressure pipe as described in any of the above item It produces mold to be manufactured, or the production method of plastic pressure pipe of the application as described in any of the above item is manufactured.

Using a kind of plastic pressure pipe described in the utility model, each independent processing and manufacturing difficulty in section of jurisdiction is low, if Standby investment is small, and low energy consumption, at low cost, high yield rate, high-efficient, then the mode of multiple section of jurisdiction sweat solderings can be made Bigbore plastic pressure pipe solves the problems, such as that existing extrusion moulding is difficult to make bigbore plastic pressure pipe, the plastics Pressure pipe avoids the monolithic extruded molding problems of major diameter pressure pipe, and uniform wall thickness, concentricity is good, and resistance to pressure is strong, Ring stiffness is high, and yields is high.

Preferably, it is equipped at least one layer of enhancement layer in each section of jurisdiction, further enhances the strong of each section of jurisdiction Degree.

Preferably, the enhancement layer is steel screen layer.

The present invention also provides a kind of drainpipes, using the production mould system of the plastic pressure pipe as described in any of the above item Type, or the production method of plastic pressure pipe of the application as described in any of the above item is caused to be manufactured, in each section of jurisdiction Molding homogeneous tube weight, save the cost are alleviated with this section of jurisdiction equipped with several cavitys.

Preferably, length direction of all cavitys along the section of jurisdiction is arranged.

Preferably, all cavitys are uniformly distributed.

Preferably, when the section of jurisdiction wall thickness is less than or equal to 80mm, all cavitys are in a row in the circumferential direction It is set in the section of jurisdiction.

Preferably, when the section of jurisdiction wall thickness is greater than 80mm, all cavitys are arranged in an at least row in the circumferential direction In in the section of jurisdiction.

Preferably, the adjacent two rows cavity is staggered.

Preferably, it is equipped with ribbed stiffener between the adjacent two rows cavity, increases the section of jurisdiction intensity.

The utility model additionally provides a kind of plastic storage tank, the plastics pressure including plastic end cover and as described in any of the above item Solenoid, the plastic end cover sweat soldering is in the both ends of the plastic pressure pipe.

Using a kind of plastic storage tank described in the utility model, can body is by each independent processing and manufacturing difficulty in section of jurisdiction Low, equipment investment is small, and low energy consumption, at low cost, and high yield rate is high-efficient, then by the mode energy of multiple section of jurisdiction sweat solderings Bigbore plastic pressure can body is enough made, existing extrusion moulding is solved and is difficult to make the difficulty of bigbore plastic pressure can body Topic, the plastic storage tank avoid the monolithic extruded molding problems of major diameter plastic storage tank, and uniform wall thickness, concentricity is good, Resistance to pressure is strong, and ring stiffness is high, and yields is high, and plastic storage tank corrosion resistance is strong, can be used for water storage, oil storage or storage someization Learn medicament.

Preferably, inlet and outlet are set on the plastic end cover and/or the plastic pressure pipe.

Preferably, the plastic end cover is arc top shape.

In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:

1, with a kind of production mould of plastic pressure pipe described in the utility model, so that the adjacent section of jurisdiction is successively spelled It connecing and sweat soldering forms plastic pressure pipe, each independent processing and manufacturing difficulty in section of jurisdiction is low, and equipment investment is small, and low energy consumption, At low cost, high yield rate is high-efficient, then the mode of multiple section of jurisdiction sweat solderings can be made bigbore plastic pressure Pipe, solves the problems, such as that existing extrusion moulding is difficult to make bigbore plastic pressure pipe, the production mould of the plastic pressure pipe The monolithic extruded molding problems of major diameter pressure pipe are avoided, while avoiding wound form plastic tube wall thickness and owing uniformly, to glue The problem of junction intensity is high or even bourdon tube easy to form, uniform wall thickness, concentricity is good, and resistance to pressure is strong, and ring stiffness is high, Yields is high；

2, with a kind of production mould of plastic pressure pipe described in the utility model, the shape of each section of jurisdiction and big Small identical, using this structure setting, convenient for the section of jurisdiction production and storage management；

3, with a kind of production mould of plastic pressure pipe described in the utility model, the briquetting component and the idler wheel Component is disposed adjacent, and the briquetting component and the rotor block push down the corresponding end in the two neighboring section of jurisdiction respectively, Using this structure setting, enabling to the side wall of two sections of jurisdiction of sweat soldering to dock, stability is good, and matter is welded in guarantee Amount；

4, with a kind of production method of plastic pressure pipe described in the utility model, each of high quality pipe is used Piece, the homogeneous tube uniform wall thickness for enabling to all section of jurisdiction assembling sweat solderings to be formed, concentricity is good, and resistance to pressure is strong, and ring is rigid Degree is high, and yields is high, solves the problems, such as that existing extrusion moulding is difficult to make bigbore plastic pressure pipe；

It 5, further include in the molding plastics with a kind of production method of plastic pressure pipe described in the utility model The step of several plastics anchor ears are arranged on pressure pipe can further strengthen the whole ring stiffness of plastic pressure pipe, guarantee modeling Material pressure pipe is able to bear sufficiently large pressure；

It 6, further include in the molding plastics with a kind of production method of plastic pressure pipe described in the utility model The step of several plastics reinforcing ribs are arranged on pressure pipe further enhances the strong of adjacent section of jurisdiction sweat soldering junction Degree guarantees hot melt seam no leakage；

7, with a kind of plastic pressure pipe described in the utility model, each independent processing and manufacturing difficulty in section of jurisdiction is low, Equipment investment is small, and low energy consumption, at low cost, and high yield rate is high-efficient, then the mode of multiple section of jurisdiction sweat solderings can be made Make bigbore plastic pressure pipe, solves the problems, such as that existing extrusion moulding is difficult to make bigbore plastic pressure pipe, the modeling Material pressure pipe avoids the monolithic extruded molding problems of major diameter pressure pipe, and uniform wall thickness, concentricity is good, resistance to pressure By force, ring stiffness is high, and yields is high；

8, at least one layer of reinforce is equipped with a kind of plastic pressure pipe described in the utility model, in each section of jurisdiction Layer, further enhances the intensity of each section of jurisdiction；

9, with a kind of drainpipe described in the utility model, several cavitys are equipped in each section of jurisdiction, use is this The section of jurisdiction alleviates molding homogeneous tube weight, save the cost；

10, with a kind of drainpipe described in the utility model, it is equipped with ribbed stiffener between the adjacent two rows cavity, increases The section of jurisdiction intensity；

11, with a kind of plastic storage tank described in the utility model, can body is difficult by each independent processing and fabricating in section of jurisdiction Spend low, equipment investment is small, and low energy consumption, at low cost, high yield rate, high-efficient, then by the mode of multiple section of jurisdiction sweat solderings Bigbore plastic pressure can body can be made, existing extrusion moulding is solved and is difficult to make bigbore plastic pressure can body Problem, the plastic storage tank avoid the monolithic extruded molding problems of major diameter plastic storage tank, uniform wall thickness, concentricity Good, resistance to pressure is strong, and ring stiffness is high, and yields is high, and plastic storage tank corrosion resistance is strong, can be used for water storage, oil storage or storage one A little chemical agents.

Detailed description of the invention

Fig. 1 is the connection schematic diagram of first section of jurisdiction and second section of jurisdiction in embodiment 1-3；

Fig. 2 is the connection schematic diagram of second section of jurisdiction and third section of jurisdiction in embodiment 1-3；

Fig. 3 is the connection schematic diagram of third section of jurisdiction and the 4th section of jurisdiction in embodiment 1-3；

Fig. 4 is the connection schematic diagram of the 4th section of jurisdiction and the 5th section of jurisdiction in embodiment 1-3；

Fig. 5 is the connection schematic diagram of the 5th section of jurisdiction and the 6th section of jurisdiction in embodiment 1-3；

Fig. 6 is the connection schematic diagram of the 6th section of jurisdiction and the 7th section of jurisdiction in embodiment 1-3；

Fig. 7 is the setting schematic diagram of the 8th section of jurisdiction in embodiment 1-3；

Fig. 8 is the connection schematic diagram of the 7th section of jurisdiction and the 8th section of jurisdiction in embodiment 1-3；

Fig. 9 is the structural schematic diagram of molding plastic pressure pipe in embodiment 1-3；

Figure 10 is the structural schematic diagram that the plastic pressure pipe of plastics anchor ear is equipped in embodiment 4；

Figure 11 is the top view of Figure 10；

Figure 12 is the structural schematic diagram that the plastic pressure pipe of plastics reinforcing rib is equipped in embodiment 5；

Figure 13 is equipped with the structural schematic diagram of the plastic pressure pipe of plastics anchor ear on the basis of being Figure 12；

Figure 14 is the structural schematic diagram that the section of jurisdiction of enhancement layer is equipped in embodiment 6；

Figure 15 is the structural schematic diagram that the section of jurisdiction of cavity is equipped in embodiment 7；

Figure 16 is a kind of structural schematic diagram that the section of jurisdiction of cavity and ribbed stiffener is equipped in embodiment 7；

Figure 17 is another structural schematic diagram that the section of jurisdiction of cavity and ribbed stiffener is equipped in embodiment 7；

Figure 18 is the structural schematic diagram of plastic storage tank in embodiment 8；

Figure 19 is equipped with the structural schematic diagram of the plastic storage tank of plastics anchor ear on the basis of being Figure 18.

Marked in the figure: the section of jurisdiction 01-, 02- side wall, 03- enhancement layer, 04- cavity, 05- ribbed stiffener, 1- core model, 2- briquetting portion Part, 3- rotor block, 4- electric heating sheets, the gap 5-, 6- plastics anchor ear, 7- plastics reinforcing rib, 8- plastic end cover.

Specific embodiment

The utility model is described in further detail below with reference to test example and specific embodiment.But it should not be by this The range for being interpreted as the above-mentioned theme of the utility model is only limitted to embodiment below, all to be realized based on the content of the present invention Technology belongs to the scope of the utility model.

Embodiment 1

As shown in figs 1-9, the production mould of a kind of plastic pressure pipe described in the utility model is used for eight plastic tubes Successively sweat soldering forms round plastic pressure pipe to piece 01, which includes:

Extrusion die, the extrusion die are used for each section of jurisdiction 01 of extrusion forming, each section of jurisdiction 01 Shapes and sizes are identical, and production and storage management convenient for the section of jurisdiction 01, the size of each section of jurisdiction is smaller, system easy to process Make, quality of finished product good, yields is high；

Core model 1 is cylindrical structure, the plastic pressure pipe diameter that shape size adaptation needs to make, the use of core model 1 In carrying all sections of jurisdiction 01 successively to be shaped to round plastic pressure pipe；

Briquetting component 2, be set to 1 circumferential outside of core model, can the relatively described core model 1 it is close or separate, the briquetting Component 2 fits in the core model 1 for pushing down a section of jurisdiction 01, prevents the relatively described core model 1 in the section of jurisdiction 01 from moving It is dynamic；

Rotor block 3, be set to 1 circumferential outside of core model, can the relatively described core model 1 it is close or separate, the idler wheel Component 3 fits in the core model 1 for pushing down another described section of jurisdiction 01, and two sections of jurisdiction 01 are disposed adjacent, and it Between be equipped with electric heating sheets 4；

Pushing mechanism, the section of jurisdiction 01 for pushing down the rotor block 3 are pushed along 1 periphery of core model, make it Side wall 02 and the side wall 02 of the section of jurisdiction 01 pushed down of the electric heating sheets 4, the electric heating sheets 4 and the briquetting component 2 Fit closely；

Closing feature, to remaining all section of jurisdiction 01 successively sweat soldering in addition to the last one described section of jurisdiction 01 Afterwards, the last one described section of jurisdiction 01 being fitted on the core model 1, the rotor block 3 pushes down the last one described section of jurisdiction 01, It is set respectively between the two side walls 02 of the last one section of jurisdiction 01 and the side wall 02 of corresponding two adjacent sections of jurisdiction 01 The electric heating sheets 4 are set, the closing feature is used for the molding section of jurisdiction 01 of sweat soldering and the last one described section of jurisdiction 01 closing cyclization simultaneously compresses；

Power supply, for being connected to each electric heating sheets 4；

Driving part, for driving the briquetting component 2 and the rotor block 3 close to or far from the core model 1；

Moving parts is assisted, after each two neighboring 01 sweat soldering of section of jurisdiction is integral, the briquetting component 2 is separate The core model 1 unclamps the molding section of jurisdiction 01 of sweat soldering, and the auxiliary moving parts is molding described for sweat soldering Section of jurisdiction 01 rotate in place around the core model 1, and the briquetting component 2 is close to the core model 1 by the molding section of jurisdiction of sweat soldering After 01 pushes down and fits in the core model 1 and the molding of plastic pressure pipe homogeneous tube, the auxiliary moving parts is for by plastic pressure Pipe takes out from the core model 1；

Control unit, for controlling the driving part, the pushing mechanism, the auxiliary moving parts, the closure The cooperation and work of component and the power supply.

Wherein, the briquetting component 2 and the rotor block 3 are set to the top area of the core model 1, the briquetting portion The length direction of the length direction of part 2 core model 1 in parallel, the length direction axially along the core model 1 of the rotor block 3 Setting, the length of the core model 1, the briquetting component 2 and the rotor block 3 be all larger than or equal to the section of jurisdiction 01 length Degree, the rotor block 3 the pushing mechanism push the section of jurisdiction 01 when correct the section of jurisdiction 01, make its with it is adjacent described in Section of jurisdiction 01 is aligned, and the electric heating sheets 4 heat the side wall 02 of the two neighboring section of jurisdiction 01 when being powered, and is made two neighboring described 01 sweat soldering of section of jurisdiction is integral, and the electric heating sheets 4 are embedded in the section of jurisdiction 01 after molding, as shown in figures 3-8, sweat soldering The molding section of jurisdiction 01 around the core model 1 after rotating, due to depositing between the gravity of its own, with the core model 1 In gap 5.

As a preferred embodiment of the present embodiment, the briquetting component 2 and the rotor block 3 are disposed adjacent, and institute It states briquetting component 2 and the rotor block 3 pushes down the corresponding end in the two neighboring section of jurisdiction 01 respectively, set using this structure It sets, enables to the docking of side wall 02 stability of two sections of jurisdiction 01 of sweat soldering good, guarantee welding quality.

As a preferred embodiment of the present embodiment, the pushing mechanism includes several pipe bending cylinders, all tops Push oil cylinder is distributed setting, side wall of all pipe bending cylinders for section of jurisdiction 01 described in pushing tow along the length direction of the core model 1 02, all pipe bending cylinders are distributed setting along the equal spacing in length direction of the core model 1.

As a preferred embodiment of the present embodiment, the closing feature includes several traction ropes, every traction Rope is arranged around all 01 outer rims of section of jurisdiction, and all traction ropes are distributed setting along the equal spacing in length direction of the core model 1, After the last one described section of jurisdiction 01 fits on the core model 1, all traction ropes are molding described around sweat soldering All traction ropes are tightened in section of jurisdiction 01, and the stress of the molding section of jurisdiction 01 of sweat soldering is as shown in figure 8, by sweat soldering Cyclization is closed with the last one described section of jurisdiction 01 in the molding section of jurisdiction 01.

As a preferred embodiment of the present embodiment, the control unit includes PLC or industrial computer.

With a kind of production mould of plastic pressure pipe described in the utility model, so that the adjacent section of jurisdiction 01 is successively spelled It connects and sweat soldering forms plastic pressure pipe, the independent processing and manufacturing difficulty in each section of jurisdiction 01 is low, and equipment investment is small, energy consumption Low, at low cost, high yield rate is high-efficient, then the mode of multiple 01 sweat solderings of section of jurisdiction can be made bigbore modeling Expect pressure pipe, solves the problems, such as that existing extrusion moulding is difficult to make bigbore plastic pressure pipe, the life of the plastic pressure pipe It produces mold and avoids the monolithic extruded molding problems of major diameter pressure pipe, while avoiding wound form plastic tube wall thickness and owing equal Even, the problem of bonding surface intensity is high or even bourdon tube easy to form, uniform wall thickness, concentricity is good, and resistance to pressure is strong, and ring is rigid Degree is high, and yields is high.

Embodiment 2

As shown in figs 1-9, the production mould of a kind of plastic pressure pipe described in the utility model, the difference with embodiment 1 Place is that the closing feature includes several runners.

All runners are set in turn in 1 circumferential outside of core model, and the axial direction of each runner is along the core The length direction of mould 1 is arranged, and the length of core model 1 described in the length adaptation of all runners, each runner can be opposite The core model 1 is close or separate, and after the last one described section of jurisdiction 01 fits on the core model 1, sweat soldering is molding It is pushed down at inner wall one at 02 end of two sidewalls of the section of jurisdiction 01 by the briquetting component 2 and fits in the core model 1, another place is such as It is first pushed down by a runner shown in Fig. 7 and fits in the core model 1, remaining all described runner is pushed down simultaneously as shown in Figure 8 again Molding 01 inner wall of section of jurisdiction of sweat soldering is pushed to be affixed to the core model 1, the two sides of the molding section of jurisdiction 01 of sweat soldering Wall 02 is bonded the two sidewalls 02 of the last one corresponding section of jurisdiction 01, closing cyclization by pushing.

Embodiment 3

As shown in figs 1-9, the production method of a kind of plastic pressure pipe described in the utility model, using such as embodiment 1 or A kind of production mould of plastic pressure pipe as described in example 2, includes the following steps and carries out production plastic pressure pipe:

A, the section of jurisdiction 01 is produced with extrusion die；

B, two sections of jurisdiction 01 are disposed adjacent on the core model 1, and are set between the corresponding side wall 02 in the section of jurisdiction 01 The electric heating sheets 4 are set, the driving part drives the briquetting component 2 to push down the section of jurisdiction 01 close to the core model 1, The driving part drives the rotor block 3 to push down another section of jurisdiction 01 close to the core model 1；

C, the side wall 02 for the section of jurisdiction 01 that rotor block 3 described in the pushing mechanism pushing tow is pushed down, while the electricity adds Backing 4 is powered, and two corresponding 02 sweat solderings of side wall in the section of jurisdiction 01 are integral；

D, the driving part drives the briquetting component 2 far from the core model 1, and the auxiliary moving parts pushes hot melt The section of jurisdiction 01 of welding fabrication rotate in place around the core model 1, and the driving part drives the briquetting component 2 close to described Core model 1 pushes down the molding section of jurisdiction 01 of sweat soldering, and the driving part drives the rotor block 3 far from the core model 1, Next section of jurisdiction 01 is set, and the driving part drives the rotor block 3 close to the core model 1 and pushes down the section of jurisdiction 01；

E, by the molding section of jurisdiction 01 of sweat soldering as section of jurisdiction 01 described in single one, repeating said steps B-D, Described in briquetting component 2 for pushing down the molding section of jurisdiction 01 of sweat soldering, until the molding section of jurisdiction 01 of sweat soldering The last one remaining described 01 cyclization of section of jurisdiction, at this point, due to molding 01 self gravitation effect of section of jurisdiction of sweat soldering, hot melt 01 part of the section of jurisdiction of welding fabrication fits in the core model 1, partially there are gaps 5 between the core model 1；

F, the last one described section of jurisdiction 01 is set on the core model 1, and is pushed down by the rotor block 3, sweat soldering The electric heating sheets 4 are set between the molding section of jurisdiction 01 and the last one corresponding side wall 02 in the section of jurisdiction 01, it is described to close Component is closed cyclization is closed with section of jurisdiction 01 described in the last one in the molding section of jurisdiction 01 of sweat soldering and is compressed, the electric heating Piece 4 is powered, plastic pressure pipe molding；

G, the auxiliary moving parts pushes the molding plastic pressure pipe to take out from the core model 1.

With a kind of production method of plastic pressure pipe described in the utility model, each of high quality section of jurisdiction is used 01, the homogeneous tube uniform wall thickness for enabling to all 01 assembling sweat solderings of the section of jurisdiction to be formed, concentricity is good, and resistance to pressure is strong, ring Rigidity is high, and yields is high, solves the problems, such as that existing extrusion moulding is difficult to make bigbore plastic pressure pipe.

Embodiment 4

As shown in figs. 10-11, the production method of a kind of plastic pressure pipe described in the utility model, not with embodiment 3 It is with place, further includes that several plastics anchor ears 6 are set on the molding plastic pressure pipe.

Each plastics anchor ear 6 is used to circumferentially hold tightly the plastic pressure pipe along the plastic pressure pipe, all described Plastics anchor ear 6 is distributed setting along the equal spacing in length direction of the plastic pressure pipe, in this way, can further strengthen The whole ring stiffness of plastic pressure pipe guarantees that plastic pressure pipe is able to bear sufficiently large pressure.

As a preferred embodiment of the present embodiment, the both ends of the plastic pressure pipe are respectively set the plastics and embrace Hoop 6, the plastics anchor ear 6 are polyformaldehyde structural member, and the plastics anchor ear 6 is two panels radial type, pass through plastics screw connecting hoop Muscle.

Embodiment 5

As illustrated by figs. 12-13, the production method of a kind of plastic pressure pipe described in the utility model, not with embodiment 3 It is with place, further includes that several plastics reinforcing ribs 7 are set on the molding plastic pressure pipe.

Each plastics reinforcing rib 7 every strip hot melt in the plastic pressure pipe outer wall, which seams, to be set, and sweat soldering, is adopted In this way, the intensity of adjacent 01 sweat soldering junction of the section of jurisdiction is further enhanced, guarantees hot melt seam no leakage.

As a preferred embodiment of the present embodiment, as shown in figure 13, plastics anchor ear is arranged in the plastic pressure pipe outer rim 6, the plastics anchor ear 6 is four bolt connecting types.

Embodiment 6

As shown in figure 14, a kind of plastic pressure pipe described in the utility model, using the plastics pressure as described in embodiment 1-2 The production mould of solenoid is manufactured, or the production method of plastic pressure pipe of the application as described in embodiment 3-5 is manufactured.

As shown in figure 14, it is equipped with one layer of enhancement layer 03 in each section of jurisdiction 01, further enhances each section of jurisdiction 01 intensity, the enhancement layer 03 are steel screen layer.

With a kind of plastic pressure pipe described in the utility model, the independent processing and manufacturing difficulty in each section of jurisdiction 01 is low, Equipment investment is small, and low energy consumption, at low cost, and high yield rate is high-efficient, then can by the mode of multiple 01 sweat solderings of section of jurisdiction Bigbore plastic pressure pipe is made, solves the problems, such as that existing extrusion moulding is difficult to make bigbore plastic pressure pipe, it should Plastic pressure pipe avoids the monolithic extruded molding problems of major diameter pressure pipe, and uniform wall thickness, concentricity is good, resistance to pressure By force, ring stiffness is high, and yields is high.

Embodiment 7

As seen in figs. 15-17, a kind of drainpipe of the present invention, using the plastic pressure pipe as described in embodiment 1-2 Production mould be manufactured, or the production method of plastic pressure pipe of the application as described in embodiment 3-5 is manufactured, each Several cavitys 04, which are equipped with, in the section of jurisdiction 01 alleviates molding homogeneous tube weight, save the cost with this section of jurisdiction 01.

As shown in figure 15, length direction of all cavitys 04 along the section of jurisdiction 01 is arranged, and all cavitys 04 are Even distribution.

As shown in figure 15, when 01 wall thickness of section of jurisdiction is less than or equal to 80mm, all cavitys 04 are in circumferentially side To a row be set in the section of jurisdiction 01.

As shown in figure 16, when 01 wall thickness of section of jurisdiction is greater than 80mm, all cavitys 04 are in two rows of in the circumferential direction It is set in the section of jurisdiction 01, as shown in figure 17, the adjacent two rows cavity 04 is staggered.

As shown in figs. 16-17, it is equipped with ribbed stiffener 05 between the adjacent two rows cavity 04, increases by 01 intensity of section of jurisdiction.

Embodiment 8

As depicted in figs. 18-19, a kind of plastic storage tank described in the utility model, including plastic end cover 8 and such as 6 institute of embodiment The plastic pressure pipe stated, 8 sweat soldering of plastic end cover is in the both ends of the plastic pressure pipe.

As a preferred embodiment of the present embodiment, disengaging is set on the plastic end cover 8 and/or the plastic pressure pipe Mouthful, the plastic end cover 8 is arc top shape.

As a preferred embodiment of the present embodiment, as shown in figure 19, the plastic storage tank can body outer rim setting plastics are embraced Hoop 6.

With a kind of plastic storage tank described in the utility model, can body is by the independent processing and manufacturing difficulty in each section of jurisdiction 01 Low, equipment investment is small, and low energy consumption, at low cost, and high yield rate is high-efficient, then by the mode of multiple 01 sweat solderings of section of jurisdiction Bigbore plastic pressure can body can be made, existing extrusion moulding is solved and is difficult to make bigbore plastic pressure can body Problem, the plastic storage tank avoid the monolithic extruded molding problems of major diameter plastic storage tank, uniform wall thickness, concentricity Good, resistance to pressure is strong, and ring stiffness is high, and yields is high, and plastic storage tank corrosion resistance is strong, can be used for water storage, oil storage or storage one A little chemical agents.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (10)

1. a kind of production mould of plastic pressure pipe, for successively sweat soldering to form round modeling by several plastics sections of jurisdiction (01) Expect pressure pipe, which is characterized in that the production mould includes:

Core model (1) is cylindrical structure, the plastic pressure pipe diameter that shape size adaptation needs to make, core model (1) use In carrying all sections of jurisdiction (01) successively to be shaped to round plastic pressure pipe；

Briquetting component (2), be set to the core model (1) circumferential outside, can the relatively described core model (1) it is close or separate, the pressure Block part (2) fits in the core model (1) for pushing down a section of jurisdiction (01)；

Rotor block (3), be set to the core model (1) circumferential outside, can the relatively described core model (1) it is close or separate, the rolling Wheel component (3) fits in the core model (1) for pushing down another described section of jurisdiction (01), and two sections of jurisdiction (01) are adjacent Setting and between be equipped with electric heating sheets (4)；

Pushing mechanism, the section of jurisdiction (01) for pushing down the rotor block (3) push along the core model (1) periphery, make The section of jurisdiction that its side wall (02) and the electric heating sheets (4), the electric heating sheets (4) and the briquetting component (2) are pushed down (01) side wall (02) fits closely；

Closing feature, for the molding section of jurisdiction (01) of sweat soldering and the last one described section of jurisdiction (01) closing is cyclic simultaneously It compresses.

2. the production mould of plastic pressure pipe according to claim 1, which is characterized in that it further include extrusion die, institute Extrusion die is stated for each section of jurisdiction (01) of extrusion forming.

3. the production mould of plastic pressure pipe according to claim 1, which is characterized in that it further include auxiliary moving parts, After each two neighboring section of jurisdiction (01) sweat soldering is integral, the briquetting component (2) unclamps heat far from the core model (1) The molding section of jurisdiction (01) of fusion welding, the auxiliary moving parts is for the molding section of jurisdiction (01) of sweat soldering around described Core model (1) rotate in place, and the briquetting component (2) presses the molding section of jurisdiction (01) of sweat soldering close to the core model (1) After firmly fitting in the core model (1) and the molding of plastic pressure pipe homogeneous tube, the auxiliary moving parts is used for plastic pressure pipe It is taken out from the core model (1).

4. the production mould of plastic pressure pipe according to claim 1, which is characterized in that the briquetting component (2) and institute Rotor block (3) is stated to be disposed adjacent, and the briquetting component (2) and the rotor block (3) push down respectively it is two neighboring described The corresponding end in section of jurisdiction (01).

5. the production mould of plastic pressure pipe according to claim 1, which is characterized in that the pushing mechanism includes several A pipe bending cylinder, all pipe bending cylinders are distributed setting along the length direction of the core model (1), and all pipe bending cylinders are used The side wall (02) of the section of jurisdiction described in pushing tow (01).

6. the production mould of plastic pressure pipe according to claim 1-5, which is characterized in that the closing feature Including several traction ropes, every traction rope is arranged around all section of jurisdiction (01) outer rims, and all traction ropes are along institute State the length direction distribution setting of core model (1)；

Or the closing feature includes several runners, all runners are set in turn in the core model (1) circumferential outside, The axial direction of each runner is arranged along the length direction of the core model (1), and each runner can the relatively described core model (1) close or separate.

7. a kind of plastic pressure pipe, which is characterized in that the production of application plastic pressure pipe as claimed in any one of claims 1 to 6 Mold is manufactured.

8. plastic pressure pipe according to claim 7, which is characterized in that be equipped at least one layer in each section of jurisdiction (01) Enhancement layer (03).

9. a kind of drainpipe, which is characterized in that the production mould of application plastic pressure pipe as claimed in any one of claims 1 to 6 It is manufactured, several cavitys (04) is equipped in each section of jurisdiction (01).

10. a kind of plastic storage tank, which is characterized in that including plastic end cover (8) and such as the described in any item plastics of claim 7-9 Pressure pipe, plastic end cover (8) sweat soldering is in the both ends of the plastic pressure pipe.