CN102313107B - Wire rope enhanced thermoplastic composite pipe heating type buckling and pressing joint and connection method - Google Patents
Wire rope enhanced thermoplastic composite pipe heating type buckling and pressing joint and connection method Download PDFInfo
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- CN102313107B CN102313107B CN 201010215401 CN201010215401A CN102313107B CN 102313107 B CN102313107 B CN 102313107B CN 201010215401 CN201010215401 CN 201010215401 CN 201010215401 A CN201010215401 A CN 201010215401A CN 102313107 B CN102313107 B CN 102313107B
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Abstract
The invention discloses a wire rope enhanced thermoplastic composite pipe heating type buckling and pressing joint, which comprises a core pipe and an outer pipe, wherein both the core pipe and the outer pipe are L-shaped and are arranged in parallel to each other with a gap; the horizontal section of the core pipe is a core part, and the vertical section of the core pipe is an inner connecting piece; the horizontal section of the outer pipe is a buckling and pressing sleeve, and the vertical section of the outer pipe is an outer connecting piece; and an electrode which can be contacted with a wire rope enhanced layer at the end head of a composite pipe is arranged between the inner connecting piece and the outer connecting piece. The invention also discloses a connection method using the joint. By buckling and pressing the pipe wall of the composite pipe and clamping the flanged wire rope enhanced layer of the composite pipe, double buckling and pressing effects can be realized and the connection and contact of a steel wire and the electrode are more stable. The joint has a simple structure and is convenient to connect, heat and operate; and the working efficiency and the stability and the reliability for use are greatly improved.
Description
Technical field
The present invention relates to pipeline interconnection technique field, relate in particular to a kind of wire rope enhancing thermoplastic composite tube heating type and withhold joint and connecting means.
Background technique
Strengthen thermoplastic composite tube and mainly constitute usually by three layers, promptly inside and outside plastic layer and be arranged in the middle of the enhancement layer that is composited by reinforcing material.At present,, adopt usually between the tube and tube to strengthen the electric smelting sleeve and connect, adopt usually to withhold joint or strengthen the electric fusion joint flange between pipe and the equipment to be connected, thereby have multiple Connecting format such as flange, screw thread for strengthening thermoplastic composite tube.
At present, prior art strengthens electric smelting sleeve Placement, the complex manufacturing technology of electric smelting sleeve, and yield rate and manufacturing efficiency are low, and sleeve docks by plastic hot melt with pipeline during connection, and program is more loaded down with trivial details.Because this mode is to serve as to connect supporting mass with the limited plastics of mechanical strength, so join strength and rigidity are lower.For this reason, the Chinese patent publication number is that CN2729492Y, name are called the utility model patent of " high pressure connector lug for fiber enhanced thermoplastic composite plastic tube ", a kind of electric smelting sleeve added metal sleeve and fw frp are disclosed as outer field pipe coupling, glass fibre reinforced plastics by metal sleeve and winding strengthens the supporting to axial stress and circumference stress respectively, thereby improves join strength and rigidity.But this Placement still need be docked with plastic hot melt, and complex structure, has increased the difficulty of making and attended operation.
Withhold joint as another kind of Placement, constitute by joint core and joint overcoat.During connection, the end of connected pipe is inserted in the gap between joint core and the joint overcoat, tightens by implementing buckle press.Connection between joint core and the joint overcoat then is the end with both, links together by the welding or the mode of snapping.In addition,, also teeth are set, make tube wall produce distortion and raising axially mounting power after withholding on the surface of joint and tube contacts for increasing impacting force.But strengthen composite pipe for the wire rope with certain rigidity, prior art just makes the inside and outside Surface deformation of tube wall, and middle wire rope enhancement layer still maintains the original state and do not change, and the impacting force that this distortion produced is still limited.Obviously, the present this mode of structure of withholding joint of prior art is only on two faces that are parallel to each other, rely on joint core, joint overcoat to withhold with the inside and outside wall of pipeline and be connected, under the STRESS VARIATION influence, be easy to get loose, the stability and the reliability of use are relatively poor.
In addition, externally under the situation that ambient temperature is lower, internal flow freezes easily and hinders and blocking pipe.Strengthen thermoplastic composite tube for wire rope, adopt electric current to heat the mode of mediation, though can address this problem, but wire rope is to withhold in the joint the inside when connecting owing to the prior art pipeline, therefore also need to take apart the steel wire of finding out the inside during connecting circuit, connect and compose the galvanic circle and just can switch on and make the wire rope heating.This settling mode of prior art need stop transportation work and just can operate, and complicated operation, inefficiency, and needs spend lot of manpower and material resources and have increased cost of production.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, provide a kind of wire rope to strengthen the thermoplastic composite tube heating type and withhold joint,, and improve stability and the reliability of using with the convenient operation that connects and heat.Another object of the present invention is to provide and use the above-mentioned joint of withholding to carry out the method that pipeline connects and heats, connect and heat the working efficiency of mediation with effective raising.
Purpose of the present invention is achieved by the following technical programs:
A kind of wire rope provided by the invention strengthens the thermoplastic composite tube heating type and withholds joint, comprises core pipe and outer tube; Described core pipe and outer tube are " L " type and are parallel to each other and be the gap setting; The horizontal segment of described core pipe is a core, vertically section is interconnecting piece, and the horizontal segment of described outer tube is for withholding cover, vertically section being outer connector; Be provided with between described interconnecting piece and the outer connector can with the wire rope enhancement layer electrodes in contact of composite pipe end.During connection, the end of connected pipe is inserted in the core of core pipe and withholding between the cover of outer tube, and enforcement is withheld the back and tightened.This moment, electrode just was connected with the steel wire contact of composite pipe end, was connected the heating of can switching on by electrode with externally fed equipment.For ease of attended operation, the edge that the present invention withholds the described electrode of joint is provided with tentacle; Described tentacle stretches out outside interconnecting piece and the outer connector, thus convenient with outside attended operation.
The present invention can take following further measure: the gap between described interconnecting piece and the outer connector and its one or more layers thickness of composite pipe wire rope enhancement layer are suitable.Wire rope is dug and when contact, can be clamped with outer connector by interconnecting piece and steadiness that enhancing is connected with electrode is stable.Be the installation setting of firm electrode, this moment, electrode can be attached on the interconnecting piece of core pipe, also can be attached on the outer connector of outer tube.Preferred version is that described electrode paste is attached on the core pipe interconnecting piece; Described tentacle is outside turnover, and is fastened on by attachment hole and tenminal block on the side face of described core pipe interconnecting piece.
For further strengthening impacting force, the present invention withholds the described core of joint and is provided with unidirectional teeth with the internal surface of withholding cover, the all oblique described interconnecting piece/outer connector of described teeth makes the tube wall of withholding the back composite pipe produce distortion and further improve the steadiness that connects.
In addition, the present invention withholds the described interconnecting piece of joint and outer connector can be flange, is connected and fixed with flange thereby make between the core pipe of joint and the outer tube, and makes pipeline realize that with another pipeline or external equipment flange is connected by joint.
Another object of the present invention is achieved by the following technical programs:
A kind of wire rope provided by the invention strengthens the connecting means that the thermoplastic composite tube heating type is withheld joint, described composite pipe comprises internal layer, skin and is arranged on middle wire rope enhancement layer, use the above-mentioned joint of withholding, with the described core of withholding joint with withhold cover and withhold respectively on the inner and outer wall of composite pipe; Described electrode is connected with the wire rope enhancement layer contact of composite pipe end, is connected with external equipment by electrode then.
The present invention withholds connecting means can take following further measure: the wire rope enhancement layer of described composite pipe end exposes outside one section, and outwards digs and form flange, and this flange is clipped in the gap location between described interconnecting piece and the outer connector and is connected with described electrode contact.
The present invention withholds in the connecting means, and described electrode paste is attached on the core pipe interconnecting piece, and the edge of electrode is provided with the tentacle that stretches out and outwards turn down, and described tentacle adopts tenminal block, is fastened on the side face of core pipe interconnecting piece by attachment hole; Be connected with external equipment by tenminal block then.
For strengthening pressuring action, the present invention withholds core described in the connecting means and is provided with unidirectional teeth, all oblique described interconnecting piece/outer connector of described teeth with the internal surface of withholding cover; Internal layer, skin and the middle wire rope enhancement layer of withholding the described composite pipe in back all are wavy distortion.After also promptly implementing to withhold, not only the inside and outside layer of composite pipe produces distortion, and middle wire rope enhancement layer also produces distortion.
The present invention has following beneficial effect:
(1) the present invention is by being provided with electrode and being connected with the wire rope of composite pipe withholding joint, just can realize and being connected of external equipment by electrode then, reaches the purpose of current flow heats or radio frequency heating mediation.
(2) connection of electrode is provided with firmly, and its terminal are arranged on the outside of withholding joint, need not to stop the conveying of fluid, and it is convenient to connect heating operation, has greatly improved working efficiency, has saved manpower and materials, greatly reduces cost of production.
(3) not only by withholding the tube wall of composite pipe, and composite pipe termination wire rope enhancement layer is exposed and dig and be clipped in gap location between interconnecting piece and the outer connector, thereby on orthogonal, realize dual withholding.Both increased the contact action between joint and the pipeline, the joint is not easy to get loose, and has greatly improved the steadiness and the reliability that connect, makes steel wire and being connected of electrode contact more stable again.
(4) strengthen composite pipe for wire rope with certain rigidity, not only make the inside and outside layer of composite pipe produce distortion after withholding, and middle wire rope enhancement layer also produces distortion, plays the effect that compresses tubing inner and outer surface and wire rope simultaneously, makes impacting force be significantly improved.
(5) simple in structure, attended operation is convenient, is applicable to that externally ambient temperature is than the occasion of conveyance fluid under the low situation.
Description of drawings
The present invention is described in further detail below in conjunction with embodiment and accompanying drawing:
Fig. 1 is before embodiment of the invention joint is withheld and the linkage structure schematic representation of tubing;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is the structural representation of middle electrode embodiment illustrated in fig. 1;
Fig. 4 is the B-B sectional view of Fig. 3;
Fig. 5 is the linkage structure schematic representation that joint embodiment illustrated in fig. 1 is withheld back and tubing.
Among the figure: internal layer 1, wire rope enhancement layer 2, skin 3, core pipe 4, core 4a, interconnecting piece 4b, outer tube 5 is withheld cover 5a, outer connector 5b, gap 6, electrode 7, tentacle 8, attachment hole 8a, tenminal block 9, flange 10
Embodiment
Fig. 1～Figure 5 shows that embodiments of the invention.As shown in Figure 1, present embodiment strengthens thermoplastic composite tube and mainly constitutes by three layers, i.e. the wire rope enhancement layer 2 of internal layer 1, centre and outer 3.
As shown in Figure 1, withhold joint and have core pipe 4, outer tube 5, electrode 7 and tenminal block 9.Core pipe 4 and outer tube 5 are " L " type and are parallel to each other and be the gap setting.The horizontal segment of core pipe 4 is core 4a, vertically section is interconnecting piece 4b; The horizontal segment of outer tube 5 overlaps 5a for withholding, vertically section is outer connector 5b.The internal surface that core tube core 4a of portion and outer tube are withheld cover 5a is provided with unidirectional teeth, and the teeth homocline is to interconnecting piece 4b/ outer connector 5b.Interconnecting piece 4b and outer connector 5b are flange, have gap 6 between the two, and this gap 6 is suitable with the one or more layers thickness of wire rope enhancement layer 2.
As shown in Figure 1, electrode 7 is attached on the 6 core pipe interconnecting piece 4b of place of gap.As shown in Figure 3 and Figure 4, the edge of electrode 7 is evenly equipped with four tentacles 8 that stretch out outside the interconnecting piece.Tentacle 8 outwards turns down 90 °, which is provided with attachment hole 8a.As shown in Figure 2, electrode 7 is attached on the interconnecting piece 4b, and tentacle 8 is fastened on the side face of core pipe interconnecting piece 4b by attachment hole 8a and tenminal block 9.
Withhold when connecting, the wire rope enhancement layer 2 of composite pipe end is exposed outside one section, the core 4a of core pipe 4 and withholding between the cover 5a of outer tube 5 are inserted in the end of composite pipe, as shown in Figure 1, the enhancement layer that exposes is then outwards dug 90 ° and is formed flange 10 and be clipped in 6 places, gap between interconnecting piece 4b and the outer connector 5b.
After enforcement is withheld, as shown in Figure 5, withhold the core 4a of joint and withhold cover 5a the composite pipe wall pressure is tight, make composite pipe internal layer 1, outer 3 and middle wire rope enhancement layer 2 all be wavy distortion; 10 of the flange of enhancement layer are clamped between interconnecting piece 4b and the outer connector 5b, and are connected with electrode 7 contacts, are connected with externally fed equipment by tenminal block 9 then.By the flange Connecting format then realize between joint core pipe 4 and the outer tube 5, being connected between pipeline and the pipeline, between pipeline and the external equipment.
Claims (8)
1. a wire rope enhancing thermoplastic composite tube heating type is withheld joint, comprises core pipe (4) and outer tube (5), it is characterized in that: described core pipe (4) and outer tube (5) are " L " type and are parallel to each other and be the gap setting; The horizontal segment of described core pipe (4) is a core (4a), vertically section is interconnecting piece (4b), and the horizontal segment of described outer tube (5) is for withholding cover (5a), vertically section being outer connector (5b); Gap (6) between described interconnecting piece (4b) and the outer connector (5b) is suitable with its one or more layers thickness of composite pipe wire rope enhancement layer (2); Described gap (6) locate to be provided with can with wire rope enhancement layer (2) electrodes in contact (7) of composite pipe end, the edge of described electrode (7) is provided with tentacle (8), described tentacle (8) stretches out outside interconnecting piece (4b) and the outer connector (5b).
2. wire rope according to claim 1 strengthens the thermoplastic composite tube heating type and withholds joint, and it is characterized in that: described electrode (7) is attached on the core pipe interconnecting piece (4b); Described tentacle (8) is outside turnover, and is fastened on the side face of described core pipe interconnecting piece (4b) by attachment hole (8a) and tenminal block (9).
3. wire rope according to claim 1 strengthens the thermoplastic composite tube heating type and withholds joint, it is characterized in that: described core (4a) and the internal surface of withholding cover (5a) are provided with unidirectional teeth, and described teeth homocline is to interconnecting piece (4b)/outer connector (5b).
4. wire rope according to claim 1 strengthens the thermoplastic composite tube heating type and withholds joint, and it is characterized in that: described interconnecting piece (4b) and outer connector (5b) are flange.
5. a wire rope strengthens the connecting means that the thermoplastic composite tube heating type is withheld joint, and described composite pipe comprises internal layer (1), outer (3) and is arranged on middle wire rope enhancement layer (2); It is characterized in that: adopt the joint of withholding as claimed in claim 1, describedly withhold the core (4a) of joint and withhold cover (5a) and withhold respectively on the inner and outer wall of composite pipe, described electrode (7) is connected with wire rope enhancement layer (2) contact of composite pipe end, is connected with external equipment by electrode (7) then.
6. wire rope according to claim 5 strengthens the connecting means that the thermoplastic composite tube heating type is withheld joint, it is characterized in that: the wire rope enhancement layer (2) of described composite pipe end exposes outside one section, and outwards digs and form flange (10), and this flange (10) is clipped in that gap (6) between described interconnecting piece (4b) and the outer connector (5b) is located and contacts with described electrode (7) and is connected.
7. strengthen the connecting means that the thermoplastic composite tube heating type is withheld joint according to claim 5 or 6 described wire rope, it is characterized in that: described electrode (7) is attached on the core pipe interconnecting piece (4b), and the edge of electrode (7) is provided with the tentacle (8) that stretches out and outwards turn down; Described tentacle (8) adopts tenminal block (9), is fastened on the side face of core pipe interconnecting piece (4b) by attachment hole (8a); Be connected with external equipment by tenminal block (9) then.
8. wire rope according to claim 5 strengthens the connecting means that the thermoplastic composite tube heating type is withheld joint, it is characterized in that: described core (4a) and the internal surface of withholding cover (5a) are provided with unidirectional teeth, and described teeth homocline is to interconnecting piece (4b)/outer connector (5b); Withhold the internal layer (1) of the described composite pipe in back, outer (3) and middle wire rope enhancement layer (2) and all be wavy distortion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010215401 CN102313107B (en) | 2010-06-30 | 2010-06-30 | Wire rope enhanced thermoplastic composite pipe heating type buckling and pressing joint and connection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010215401 CN102313107B (en) | 2010-06-30 | 2010-06-30 | Wire rope enhanced thermoplastic composite pipe heating type buckling and pressing joint and connection method |
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| Publication Number | Publication Date |
|---|---|
| CN102313107A CN102313107A (en) | 2012-01-11 |
| CN102313107B true CN102313107B (en) | 2013-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010215401 Expired - Fee Related CN102313107B (en) | 2010-06-30 | 2010-06-30 | Wire rope enhanced thermoplastic composite pipe heating type buckling and pressing joint and connection method |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104594819B (en) * | 2015-02-02 | 2016-10-05 | 长春高祥特种管道有限公司 | A kind of nonmetal continuous flow string jointing |
| CN104700966A (en) * | 2015-03-27 | 2015-06-10 | 温州中通电气有限公司 | High-voltage composite bushing and method and tool for processing the bushing |
| CN105464629B (en) * | 2015-12-30 | 2019-02-19 | 上海飞舟博源石油装备技术有限公司 | Latent oil diaphragm pump composite continuous tube oil extraction system |
| CN109722857A (en) * | 2017-10-30 | 2019-05-07 | 无锡飞翎电子有限公司 | Laundry facilities and its water inlet pipe |
| CN112279260A (en) * | 2020-10-30 | 2021-01-29 | 广东先导稀材股份有限公司 | Preparation facilities of high-purity boron crystal and high-purity boron powder |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201078546Y (en) * | 2007-07-20 | 2008-06-25 | 李志雄 | Connecting pipe fitting of reinforced thermoplastics tube |
| CN201212599Y (en) * | 2008-05-27 | 2009-03-25 | 浙江苏强格液压有限公司 | Attaching fitting |
| CN100500425C (en) * | 2005-04-22 | 2009-06-17 | 甘国工 | Production method and apparatus of steel wire reinforced composite plastic pipe |
| CN101504102A (en) * | 2009-03-19 | 2009-08-12 | 长春高祥特种管道有限公司 | Conductive continuous reinforced plastics composite pipe buckle connector and method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060001259A1 (en) * | 2004-05-17 | 2006-01-05 | Carter Robert V Jr | Mechanical and coil fusion combination seal |
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- 2010-06-30 CN CN 201010215401 patent/CN102313107B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100500425C (en) * | 2005-04-22 | 2009-06-17 | 甘国工 | Production method and apparatus of steel wire reinforced composite plastic pipe |
| CN201078546Y (en) * | 2007-07-20 | 2008-06-25 | 李志雄 | Connecting pipe fitting of reinforced thermoplastics tube |
| CN201212599Y (en) * | 2008-05-27 | 2009-03-25 | 浙江苏强格液压有限公司 | Attaching fitting |
| CN101504102A (en) * | 2009-03-19 | 2009-08-12 | 长春高祥特种管道有限公司 | Conductive continuous reinforced plastics composite pipe buckle connector and method thereof |
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| CN102313107A (en) | 2012-01-11 |
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