CN108071889A - A kind of steel wire weld frame plastic composite three-way pipe fitting and preparation method thereof - Google Patents
A kind of steel wire weld frame plastic composite three-way pipe fitting and preparation method thereof Download PDFInfo
- Publication number
- CN108071889A CN108071889A CN201711465546.4A CN201711465546A CN108071889A CN 108071889 A CN108071889 A CN 108071889A CN 201711465546 A CN201711465546 A CN 201711465546A CN 108071889 A CN108071889 A CN 108071889A
- Authority
- CN
- China
- Prior art keywords
- short tube
- pipe fitting
- compound short
- circular hole
- compound
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 24
- 239000010959 steel Substances 0.000 title claims abstract description 24
- 239000004033 plastic Substances 0.000 title claims abstract description 23
- 229920003023 plastic Polymers 0.000 title claims abstract description 23
- 239000002131 composite material Substances 0.000 title claims abstract description 22
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 150000001875 compounds Chemical class 0.000 claims description 63
- 239000000463 material Substances 0.000 claims description 44
- 238000003466 welding Methods 0.000 claims description 17
- 230000004927 fusion Effects 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 238000007493 shaping process Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000002990 reinforced plastic Substances 0.000 abstract description 4
- 230000007812 deficiency Effects 0.000 abstract description 3
- 230000002708 enhancing effect Effects 0.000 abstract description 3
- 238000004080 punching Methods 0.000 abstract description 3
- 229940125904 compound 1 Drugs 0.000 description 4
- 238000004804 winding Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000000567 combustion gas Substances 0.000 description 1
- 229940125782 compound 2 Drugs 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000005457 optimization 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
- F16L41/00—Branching pipes; Joining pipes to walls
- F16L41/02—Branch units, e.g. made in one piece, welded, riveted
- F16L41/021—T- or cross-pieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D23/00—Producing tubular articles
- B29D23/001—Pipes; Pipe joints
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The present invention relates to a kind of steel wire weld frame plastic composite three-way pipe fittings and preparation method thereof, the steel wire weld frame plastic composite three-way pipe fitting prepared using preparation method provided by the invention, the production equipment and the Die price that avoid previous this kind of pipe fitting are high, punching steel plate enhancing carcasing complex process, expensive deficiency used in pipe fitting.Preparation method provided by the invention is low with input cost, and pipe fitting production cost is greatly lowered, and reinforced plastic pipe is applied has preferable impetus with popularization.
Description
Technical field
The present invention relates to a kind of tee pipe fitting more particularly to a kind of steel wire weld frame plastic composite three-way pipe fitting and its systems
Preparation Method.
Background technology
Reinforced plastic pipe is a kind of novel composite pipe, to use long lifespan, good pressure-resistant performance, ambient adaptability
The features such as strong occuping market advantage, be widely used in the application fields such as feedwater, combustion gas.Existing reinforced plastic pipe is generally adopted
It is connected with electric melting pipe fittings.Electric melting pipe fittings and multiple tube are separated, and when mating installation needs to take into full account its voltage endurance capability, pure modeling electricity
Fusion tube part voltage endurance capability is inadequate, and easily occurs connecting the drawbacks of not secured enough in the case of increased flow capacity, will with mounting technique
Ask high, efficiency is low, runs the shortcomings of dangerous.
The content of the invention
In view of the above-mentioned problems existing in the prior art, now provide a kind of steel wire weld frame plastic composite three-way pipe fitting and its
Preparation method, it is desirable to provide one kind can effectively solve the above problem present in steel wire weld framework composite tube installation process.
Specific technical solution is as follows：
The first aspect of the invention is to provide a kind of preparation method of steel wire weld frame plastic composite three-way pipe fitting, tool
There is such feature, include the following steps：
Step 1：Choose pressure rating not less than pipe fitting requirement, caliber specification respectively with threeway main side and threeway Zhi Duanxiang
With steel wire weld frame plastic composite pipe, cut respectively obtain the caliber specification first compound short tube identical with threeway main side,
The caliber specification second compound short tube identical with threeway branch end, by the sealing two ends of the first compound short tube；
Step 2：Recess region section is set according to preliminary dimension at the middle part of the first compound short tube, and in recess region section
A plurality of annular groove is inside opened up, meanwhile, circumferential open up multiple runs through the first of the first compound short tube side wall in recess region section
Circular hole will polish at recess region section both sides of the edge and remove removing oxide layer；
Step 3：Multiple first sheet materials are sequentially passed through into the first circular hole and the circumferentially spaced-apart inner wall for being arranged at recess region section
On, the plastic layer of recess region section is heated to wind the second sheet material with the temperature of the first sheet material welding and be compacted recessed
In slot area segments, through the first circular hole while making it fill annular groove, make the second sheet material, the first compound short tube and first
Material is bonded mutually and forms integrated sandwich, cooling and shaping；
Step 4：To the both ends of the sandwich after cooling and shaping by tee pipe fitting size requirement turning, and with wherein one
The center of circle of a first circular hole coaxially opens up the second circular hole for the center of circle；
Step 5：One end of second compound short tube is cut to form arc port, it is compound by second by arc port sealing
One end of short tube is inserted into the second circular hole, and the second compound short tube and the first compound short tube electric fusion welding are formed tee pipe fitting.
By setting the first circular hole in the present invention so that the second sheet material can pass through the first circular hole in winding, compacting process
It is be bonded mutually with interior the first sheet material being lining on the first compound short tube inner wall and form entirety, by the first sheet material of internal layer to outer layer
Second sheet material is fixedly connected with effect, and the antistripping ability of the second sheet material in tee pipe fitting can be greatly improved；Meanwhile in the present invention
It can be by occlusion of the annular groove on the first compound short tube to the second sheet material, cementitiousness so that second finally obtained
Compound the-the first sheet integral of the short tube sandwich integrated connection of material-the first is secured.
Above-mentioned preparation method also has the feature that, electric fusion welding includes in step 5：In the second compound short tube one
It opens up to lay the mounting groove of resistance wire on the tube wall at end, resistance wire is laid in mounting groove, by the one of the second compound short tube
In the second circular hole of end insertion, and the second compound short tube and the first compound short tube electric fusion welding are formed into three-way pipe using resistance wire
Part.
The inside and outside layer with steel wire weld frame plastic composite pipe can be selected in above-mentioned first sheet material, the second sheet material in the present invention
Structure is identical or the HDPE material of different arbitrary tubing grade.
The second aspect of the invention is to provide a kind of steel wire weld frame plastic composite three-way pipe fitting, has such spy
Sign, including：First compound short tube, the second compound short tube and the first sheet material, the middle part of the first compound short tube are equipped with recess region section,
It is equipped with several annular grooves in recess region section, circumferential be equipped with multiple runs through the of the first compound short tube side wall in recess region section
One circular hole, it is circumferentially spaced-apart on the inner wall of recess region section to be equipped with multiple first sheet materials, in annular groove in filled with the second sheet material,
The welding at the first circular hole of second sheet material, the first compound short tube, the first sheet material forms integral structure, integration after fusing
Coaxially open up the second circular hole at one of them first circular hole in structure, one end of the second compound short tube through the second circular hole and with
First compound short tube welding forms tee pipe fitting.
Above-mentioned tee pipe fitting, also has the feature that, one end of the second compound short tube is equipped with arc port, arc tips
The inner wall of mouth and the first compound short tube coincide.
Above-mentioned tee pipe fitting, also has the feature that, the width of annular groove is 2 ± 0.5mm, depth for 2 ±
0.5mm。
Above-mentioned optimization is done in the present invention to annular groove, it is made to provide the second sheet material enough occlusion, cementitiousness
The excessive cutting to the first compound short tube is avoided simultaneously, prevents the structural behaviour of the first compound short tube as tee pipe fitting supervisor
Reduction.
Above-mentioned tee pipe fitting, also has the feature that, the radius of the second circular hole is less than the radius of the first circular hole.
Pass through above-mentioned setting in the present invention so that the first sheet material of internal layer can remain the fixation to the second sheet material of outer layer
Connection function, to improve the antistripping ability to the second sheet material in tee pipe fitting.
The advantageous effect of said program is：
The steel wire weld frame plastic composite three-way pipe fitting prepared using preparation method provided by the invention is avoided previous
The production equipment and Die price of this kind of pipe fitting are high, punching steel plate enhancing carcasing complex process, price are held high used in pipe fitting
Expensive deficiency.Preparation method provided by the invention is low with input cost, and pipe fitting production cost is greatly lowered, to reinforced plastics
Multiple tube is applied has preferable impetus with popularization.
Description of the drawings
Fig. 1 is the structure diagram of the steel wire weld frame plastic composite three-way pipe fitting provided in the embodiment of the present invention.
In attached drawing：1st, the first compound short tube；2nd, the second compound short tube；3rd, recess region section；4th, the second sheet material；5th, the second circle
Hole；6th, the first sheet material.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art obtained on the premise of creative work is not made it is all its
His embodiment, belongs to the scope of protection of the invention.
It should be noted that in the case where there is no conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
The invention will be further described in the following with reference to the drawings and specific embodiments, but not as limiting to the invention.
A kind of steel wire weld frame plastic composite three-way pipe fitting, preparation include the following steps：
Step 1：It cuts and obtains that internal diameter is D, the first compound short tube 1 that length is L and internal diameter are d, length L1Second
Compound short tube 2, by the sealing two ends of the first compound short tube 1；
Step 2：Recess region section 3 is opened up at the middle part of the first compound short tube 1, and several are opened up in recess region section 3
Annular groove, annular groove width and depth are 2mm, and circumferential direction is opened up through the first compound short tube 1 in recess region section 3
Side wall, a diameter of Φ1The first circular hole (not shown), will polish at 3 both sides of the edge of recess region section and remove removing oxide layer；
Step 3：Multiple first sheet materials 6 are sequentially passed through into the first circular hole and annular space liner is in recess region section 3
On wall, the plastic layer of recess region section 3 is heated to the second sheet material 4 can be wound and is compacted with the temperature of 6 welding of the first sheet material
In recess region section 3, it is made to pass through the first circular hole while filling recess region section 3, makes the second sheet material 4, first compound short
1 and first sheet material 6 of pipe is bonded mutually and forms integrated sandwich, cooling and shaping；6 thickness of the first sheet material is in the present invention
3mm so that during spaced first sheet material, 6 and first compound 1 welding of short tube can levelling formed thickness be 1mm tubular knot
Structure, meanwhile, the width of the second sheet material, also can be with groove when it being made to be wound on the first compound short tube 1 than segment length 15mm in pipeline
First compound 1 welding of short tube of 3 both sides of area segments, to improve the structural strength of pipe fitting entirety, the second sheet material in the present embodiment
Winding thickness must is fulfilled for pipe fitting and bears internal pressure needing thickness, therefore does not make specific restriction to winding thickness herein；
Step 4：To the both ends of the sandwich after cooling and shaping by tee pipe fitting size requirement turning, and with wherein one
The center of circle of a first circular hole coaxially opens up a diameter of Φ for the center of circle2The second circular hole；
Step 5：One end of second compound short tube 2 is cut to the arc tips to be formed and can coincide with the first compound 1 inner wall of short tube
Mouthful, by arc port sealing, and open up on the tube wall of second compound 2 one end of short tube to lay the mounting groove of resistance wire,
Resistance wire is laid in mounting groove, one end of the second compound short tube 2 is inserted into the second circular hole, and it is compound by second using resistance wire
2 and first compound 1 electric fusion welding of short tube of short tube forms tee pipe fitting.
Parameter using the tee pipe fitting 1-5 of above method preparation is as follows：
The steel wire weld frame plastic composite three-way pipe fitting prepared using preparation method provided by the invention is avoided previous
The production equipment and Die price of this kind of pipe fitting are high, punching steel plate enhancing carcasing complex process, price are held high used in pipe fitting
Expensive deficiency, and the allowable stress value of above-mentioned pipe fitting meets pipeline use demand.
It these are only preferred embodiments of the present invention, not thereby limit embodiments of the present invention and protection domain, it is right
For those skilled in the art, it should can appreciate that and all be replaced with being equal made by description of the invention and diagramatic content
It changes and obviously changes obtained scheme, should all include within the scope of the present invention.
Claims (6)
1. a kind of preparation method of steel wire weld frame plastic composite three-way pipe fitting, which is characterized in that include the following steps：
Step 1：It is identical with threeway main side and threeway branch end respectively not less than pipe fitting requirement, caliber specification to choose pressure rating
Steel wire weld frame plastic composite pipe cuts obtain the caliber specification first compound short tube identical with threeway main side, caliber respectively
The specification second compound short tube identical with threeway branch end, by the sealing two ends of the described first compound short tube；
Step 2：Recess region section is set according to preliminary dimension at the middle part of the described first compound short tube, and in the groove area
A plurality of annular groove is opened up in the section of domain, meanwhile, circumferential direction opens up multiple compound short through described first in the recess region section
First circular hole of pipe side wall will polish at the recess region section both sides of the edge and remove removing oxide layer；
Step 3：Multiple first sheet materials are passed through into first circular hole and the circumferentially spaced-apart inner wall for being arranged at the recess region section
On, the plastic layer of the recess region section is heated to wind the second sheet material simultaneously with the temperature of the first sheet material welding
Compacting makes it pass through first circular hole while filling the annular groove, makes described second in the recess region section
Sheet material, the first compound short tube and first sheet material are bonded mutually and form integrated sandwich, cooling and shaping；
Step 4：To the both ends of the sandwich after cooling and shaping by tee pipe fitting size requirement turning, and with wherein one
The center of circle of a first circular hole coaxially opens up the second circular hole for the center of circle；
Step 5：One end of described second compound short tube is cut to form arc port, by the arc port sealing, will described in
One end of second compound short tube is inserted into second circular hole, and the described second compound short tube and the described first compound short tube is electric
Fusion welding forms tee pipe fitting.
2. preparation method according to claim 1, which is characterized in that electric fusion welding includes in step 5：Described second
It opens up to lay the mounting groove of resistance wire on the tube wall of compound short tube one end, resistance wire is laid in the mounting groove, by institute
The one end for stating the second compound short tube is inserted into second circular hole, and utilizes the resistance wire by the described second compound short tube and institute
It states the first compound short tube electric fusion welding and forms tee pipe fitting.
3. a kind of steel wire weld frame plastic composite three-way pipe fitting, which is characterized in that including：It is first compound short tube, second compound
Short tube and the first sheet material, the middle part of the first compound short tube are equipped with recess region section, several are equipped in the recess region section
Annular groove, it is circumferential in the recess region section to be equipped with multiple the first circular holes through the described first compound short tube side wall, it is described
It is circumferentially spaced-apart on the inner wall of recess region section to be equipped with multiple first sheet materials, in the annular groove in filled with the second sheet material, institute
It states the welding at first circular hole of the second sheet material, the first compound short tube, first sheet material and forms integral structure,
Coaxially open up the second circular hole at first circular hole in integral structure after welding, the one of the second compound short tube
End forms tee pipe fitting through second circular hole and with the described first compound short tube welding.
4. steel wire weld frame plastic composite three-way pipe fitting according to claim 3, which is characterized in that described second is compound
One end of short tube is equipped with arc port, and the arc port and the inner wall of the described first compound short tube coincide.
5. the steel wire weld frame plastic composite three-way pipe fitting according to claim 3 or 4, which is characterized in that the annular
The width of groove is 2 ± 0.5mm, and depth is 2 ± 0.5mm.
6. the steel wire weld frame plastic composite three-way pipe fitting according to claim 3 or 4, which is characterized in that described second
The radius of circular hole is less than the radius of first circular hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711465546.4A CN108071889A (en) | 2017-12-28 | 2017-12-28 | A kind of steel wire weld frame plastic composite three-way pipe fitting and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711465546.4A CN108071889A (en) | 2017-12-28 | 2017-12-28 | A kind of steel wire weld frame plastic composite three-way pipe fitting and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108071889A true CN108071889A (en) | 2018-05-25 |
Family
ID=62155944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711465546.4A Pending CN108071889A (en) | 2017-12-28 | 2017-12-28 | A kind of steel wire weld frame plastic composite three-way pipe fitting and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108071889A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60183130A (en) * | 1984-03-01 | 1985-09-18 | Kyushu Sekisui Kogyo Kk | Forming of frp joint |
| CN2566086Y (en) * | 2002-09-04 | 2003-08-13 | 李曦 | Middle cellular aluminium-cladding plastic pipe |
| CN2612859Y (en) * | 2003-04-09 | 2004-04-21 | 骆光勤 | A aluminum net reinforced aluminum-plastic compound pipe |
| CN2670718Y (en) * | 2003-03-14 | 2005-01-12 | 刘亚 | Plastic aluminium composite pipe |
| CN202469342U (en) * | 2012-03-20 | 2012-10-03 | 辽宁远东新型管业发展有限公司 | Multi-layer feed water pipe fitting |
| CN203023717U (en) * | 2012-12-28 | 2013-06-26 | 安源管道实业有限公司 | Spigot-and-socket reducing tee electric melting pipe fitting for steel-plastic complex pipe |
| CN207961866U (en) * | 2017-12-28 | 2018-10-12 | 湖北兴欣科技股份有限公司 | A kind of steel wire weld frame plastic composite three-way pipe fitting |
-
2017
- 2017-12-28 CN CN201711465546.4A patent/CN108071889A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60183130A (en) * | 1984-03-01 | 1985-09-18 | Kyushu Sekisui Kogyo Kk | Forming of frp joint |
| CN2566086Y (en) * | 2002-09-04 | 2003-08-13 | 李曦 | Middle cellular aluminium-cladding plastic pipe |
| CN2670718Y (en) * | 2003-03-14 | 2005-01-12 | 刘亚 | Plastic aluminium composite pipe |
| CN2612859Y (en) * | 2003-04-09 | 2004-04-21 | 骆光勤 | A aluminum net reinforced aluminum-plastic compound pipe |
| CN202469342U (en) * | 2012-03-20 | 2012-10-03 | 辽宁远东新型管业发展有限公司 | Multi-layer feed water pipe fitting |
| CN203023717U (en) * | 2012-12-28 | 2013-06-26 | 安源管道实业有限公司 | Spigot-and-socket reducing tee electric melting pipe fitting for steel-plastic complex pipe |
| CN207961866U (en) * | 2017-12-28 | 2018-10-12 | 湖北兴欣科技股份有限公司 | A kind of steel wire weld frame plastic composite three-way pipe fitting |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180525 |
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| RJ01 | Rejection of invention patent application after publication |