CN107289207A - A kind of steel-plastics composite pipe Electromagnetic Heating welding connector - Google Patents
A kind of steel-plastics composite pipe Electromagnetic Heating welding connector Download PDFInfo
- Publication number
- CN107289207A CN107289207A CN201710729389.7A CN201710729389A CN107289207A CN 107289207 A CN107289207 A CN 107289207A CN 201710729389 A CN201710729389 A CN 201710729389A CN 107289207 A CN107289207 A CN 107289207A
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- CN
- China
- Prior art keywords
- wall
- socket joint
- steel
- electromagnetic heating
- connecting portion
- 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.)
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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
- F16L13/00—Non-disconnectible pipe-joints, e.g. soldered, adhesive or caulked joints
- F16L13/02—Welded joints
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L43/00—Bends; Siphons
- F16L43/02—Bends; Siphons adapted to make use of special securing means
Abstract
The embodiments of the invention provide a kind of steel-plastics composite pipe Electromagnetic Heating welding connector, including：Connector body, the connector body is included on connecting portion and interconnecting part, the outer wall of the interconnecting part, and the axial direction of the interconnecting part is provided with stiffener plate, and the positioning port of Electromagnetic Heating fixture is formed between the stiffener plate and the connecting portion.The steel-plastics composite pipe Electromagnetic Heating welding connector provided using the embodiment of the present invention, the bearing strength of steel-plastics composite pipe Electromagnetic Heating welding connector can be improved, and then during the installation of steel-plastics composite pipe Electromagnetic Heating welding connector and use, the bearing strength of the interconnecting part of steel-plastics composite pipe Electromagnetic Heating welding connector can be improved, so that interconnecting part do not allow it is easily rupturable, and, can be with Motionless electromagnetic heated jig by the positioning port of Electromagnetic Heating fixture, it can ensure in welding process, Electromagnetic Heating fixture does not shift.
Description
Technical field
The present invention relates to steel-plastics composite pipe interconnection technique field, more particularly to a kind of steel-plastics composite pipe Electromagnetic Heating welding
Connector.
Background technology
Steel-plastics composite pipe is the novel tube that a kind of interior outside in metal tube is coated with plastic layer, and the modeling on the outside of tubing
The thickness of the bed of material is more than the thickness of its inner side plastic layer；Because steel-plastics composite pipe had both possessed the high intensity of metal pipe material, have again
For the decay resistance of plastic pipe, so the gentle circulatory system of the water being widely used in urban residential building.
In the prior art, steel-plastics composite pipe Electromagnetic Heating welding connector (hereinafter referred to as pipe connections) connects including straight pipe
Fitting, threeway pipe connections and elbow pipe connections.Pipe connections during installation and use, can bear extraneous air and
The pressure of internal flow.At present, the bearing capacity of pipe connections is limited.Especially for elbow pipe connections, swan neck connection
When part is by internal pressure, the pulling force that the interconnecting part (bending junction) of elbow pipe connections is subject to is larger, easily causes in interconnecting part
External pressure intensity difference, because the bearing strength of interconnecting part is inadequate, so as to cause elbow pipe connections to be easily broken.
The content of the invention
The purpose of the embodiment of the present invention is to provide a kind of steel-plastics composite pipe Electromagnetic Heating welding connector, to solve steel modeling
The problem of multiple tube Electromagnetic Heating welding connector is easily broken.Concrete technical scheme is as follows：
A kind of steel-plastics composite pipe Electromagnetic Heating welding connector, it is characterised in that including：Connector body, the connection
Part body is included on connecting portion and interconnecting part, the outer wall of the interconnecting part, and the axial direction of the interconnecting part is provided with reinforcement
Gusset, forms the positioning port of Electromagnetic Heating fixture between the stiffener plate and the connecting portion.
Alternatively, the steel-plastics composite pipe Electromagnetic Heating welding connector is specially elbow pipe connections, the reinforcement
Plate is located at the bending place of the interconnecting part, and its cross sectional shape is specially right angle bent.
Alternatively, the steel-plastics composite pipe Electromagnetic Heating welding connector is specially threeway pipe connections, the reinforcement
Plate is located at the bending place of the interconnecting part, and its cross sectional shape is specially "T"-shaped.
Alternatively, the stiffener plate is specifically formed in one with the connector body.
Alternatively, the external diameter of the connecting portion is more than the external diameter of the interconnecting part, and positioning port is specially trapezoidal positioning port, and
The trapezoidal positioning port is formed between the end of the stiffener plate and the outer wall of connecting portion, the oral area of the trapezoidal positioning port
Width is more than bottom width.
Alternatively, the inner wall end surface of the connecting portion is not concordant with outer wall end face, on the connecting portion outer wall, along the company
Socket part circumferential direction is provided with the first cooling floor, and described first cools down floor to the distance of the outer wall end face of the connecting portion,
Less than the distance of the described first cooling floor to the inner wall end surface of the connecting portion.
Alternatively, socket joint groove is provided with the inside of the connecting portion, is set between the connecting portion and the interconnecting part
On tapered junction, the connecting portion outer wall, the circumferential direction of the connecting portion is provided with the second cooling floor, described
Two cooling floors are located between the bottom of the socket joint groove and the taper junction.
Alternatively, on the connecting portion outer wall, the axial direction of the connecting portion is provided with deep floor, the reinforcement
Floor is located between the described first cooling floor and the second cooling floor.
Alternatively, the quantity of the deep floor is specially four, and four deep floors are according to the connecting portion
Circumferential direction be uniformly arranged.
Alternatively, on the connecting portion outer wall, the axial direction of the connecting portion is provided with mark floor, the mark
Floor is located between the deep floor and the second cooling floor, the mark floor end adjacent with the deep floor
Face is concordant with the bottom end face of the socket joint groove, and, the quantity of the mark floor is identical with the quantity of the deep floor.
Alternatively, the connecting portion inwall is provided with stainless steel support set.
Alternatively, the base diameter of the socket joint groove inner wall is less than or equal to the pipe internal diameter being adapted to it, the socket joint
The mouth diameters of groove inner wall are less than the pipe internal diameter, and, the mouth diameters of the socket joint groove inner wall are less than the socket joint
The base diameter of groove inner wall；
The base diameter of socket joint groove outer wall is consistent with the mouth diameters of the socket joint groove outer wall, and the socket joint groove
Outer diameter be equal to the tubing external diameter；Or,
The base diameter of the socket joint groove outer wall is more than the tube outer diameter, the mouth diameters of the socket joint groove outer wall
More than the base diameter of the socket joint groove outer wall, and, the mouth diameters of the socket joint groove outer wall are more than the tube outer diameter,
And, the gap of the socket joint groove inner wall and the pipe material inner wall is more than between the socket joint groove outer wall and the outer pipe wall
Gap.
Alternatively, the inwall of the interconnecting part, enhancing ring, the enhancing ring are provided with along the axial direction of the interconnecting part
Side wall on be provided with fixing hole, the enhancing ring and the connector body are fixed as one by the fixing hole.
The steel plastic compount pipe connections provided using the embodiment of the present invention, can improve holding for steel plastic compount pipe connections
Compressive Strength, and then during the installation of steel plastic compount pipe connections and use, the connection of steel plastic compount pipe connections can be improved
The bearing strength in portion, so as to avoid the rupture of interconnecting part also, can be added by the positioning port of Electromagnetic Heating fixture with Motionless electromagnetic
Hot fixture, it is ensured that in welding process, Electromagnetic Heating fixture does not shift.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
The first structural representation for the steel-plastics composite pipe Electromagnetic Heating welding connector that Fig. 1 is provided by the embodiment of the present invention
Figure；
Fig. 2 is Fig. 1 profile；
Fig. 3 is the sectional view that tubing is inserted after the steel-plastics composite pipe Electromagnetic Heating welding connector in Fig. 1；
Fig. 4 is A portions partial enlarged drawing in Fig. 3；
Fig. 5 is B portions partial enlarged drawing in Fig. 3；
Fig. 6 is C portions partial enlarged drawing in Fig. 3；
Fig. 7 is Fig. 1 dimensional structure diagram；
Second of structural representation of the steel-plastics composite pipe Electromagnetic Heating welding connector that Fig. 8 is provided by the embodiment of the present invention
Figure；
The third structural representation for the steel-plastics composite pipe Electromagnetic Heating welding connector that Fig. 9 is provided by the embodiment of the present invention
Figure.
Fig. 1 into Fig. 9 each component Name and respective drawings mark between corresponding relation be：
1 connector body, 101 connecting portions, 102 interconnecting parts；
2 socket joint grooves, 3 socket joint groove inner walls, 4 socket joint groove outer walls, 5 enhancing gussets, 6 positioning ports, 7 stainless bracing members
Set, 8 connecting portion outer walls, 9 connecting portion inwalls, 10 induction loop, 11 tubing, 12 deep floors, 13 second cooling floors, 14 the
One cooling floor, 15 mark floors, 16 inner wall end surfaces, 17 outer wall end faces, 18 taper junctions, 19 enhancing rings, 20 fixing holes.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
In order to solve the problem of steel-plastics composite pipe Electromagnetic Heating welding connector is easily broken in the prior art, the present invention is real
Example is applied there is provided a kind of steel-plastics composite pipe Electromagnetic Heating welding connector.
Incorporated by reference to Fig. 1 and Fig. 2, a kind of steel-plastics composite pipe Electromagnetic Heating welding connector that the present embodiment is provided, including：
Connector body 1, connector body 1 includes connecting portion 101 and interconnecting part 102, and, on the outer wall of interconnecting part 102, along interconnecting part
102 axial direction is provided with stiffener plate 5, and the positioning port of Electromagnetic Heating fixture is formed between stiffener plate 5 and connecting portion 101
6。
Using this steel-plastics composite pipe Electromagnetic Heating welding connector, the reinforcement set on the outer wall by interconnecting part 102
Gusset 5, can strengthen the bearing strength of interconnecting part 102, can improve the pressure-bearing of steel-plastics composite pipe Electromagnetic Heating welding connector
Intensity, and then during the installation of steel-plastics composite pipe Electromagnetic Heating welding connector and use, steel-plastics composite pipe electricity can be improved
The bearing strength of the interconnecting part 102 of magnetic heat welded connector, so that interconnecting part 102 is not allowed easily rupturable, also, passes through electricity
The positioning port 6 of magnetic heated jig can be with Motionless electromagnetic heated jig, it is ensured that in welding process, and Electromagnetic Heating fixture is not sent out
Raw skew, Electromagnetic Heating fixture is positioned using positioning port, additionally it is possible to so that connecting portion 101 is completely in adding for induction loop 10
In heat rating, connecting portion 101 is set to be heated properly.
It is appreciated that the intensity in order to preferably increase steel-plastics composite pipe Electromagnetic Heating welding connector, stiffener plate 5
Quantity can be multiple.
For example, in embodiment as shown in Figure 1, the quantity of stiffener plate 5 for two, the direction of each stiffener plate 5
With the centerline axis parallel at the straight-through place of the interconnecting part 102 where it, and, the two stiffener plates 5 are relative to where them
The central axis at the straight-through place of interconnecting part 102 is symmetrical.
For another example the quantity of stiffener plate 5 for three, and, these three stiffener plates 5 are along the interconnecting part where them
102 circumferential direction is uniformly arranged on the outer wall of interconnecting part 102, i.e. the direction of each stiffener plate 5 and the connection where it
The centerline axis parallel at the straight-through place in portion 102, and the distance between two stiffener plates 5 of arbitrary neighborhood are identical.
In actual applications, stiffener plate 5 is specifically formed in one with connector body 1, i.e., steel provided by the present invention
Plastic composite Electromagnetic Heating welding connector is made using integral molding techniques.
Specifically, continuing with referring to Fig. 1, in actual applications, the external diameter of connecting portion 101 is more than the external diameter of interconnecting part 102,
The end of stiffener plate 5 is not connected to connecting portion 101, and, the center of the end face of stiffener plate 5 and the interconnecting part 102 where it
Axis out of plumb, like this, stiffener plate 5 and the outer wall of connecting portion just constitute trapezoidal positioning port, the mouth of trapezoidal positioning port
Portion's width is more than bottom width.Trapezoidal positioning port can more easily be used to position Electromagnetic Heating fixture.
More specifically, in order to avoid the wide caused waste of material of the width of stiffener plate 5, the width of stiffener plate 5
Specially：5-10mm, the thickness of stiffener plate 5 is specially：3-5mm.
It is appreciated that the width of stiffener plate 5 is the vertical range between the two relative side of stiffener plate 5, two is relative
Side is the face with the outer wall vertical of interconnecting part；The thickness of stiffener plate 5 is the upper plane of stiffener plate 5 and the outer wall of interconnecting part
Between vertical range, the upper plane of stiffener plate 5 is the face with the outside wall parallel of interconnecting part.
Further, continuing with combination Fig. 1 and Fig. 2, in the present embodiment, the inner wall end surface 16 of connecting portion 101 and outer wall end
Face 17 is not concordant.As shown in figure 1, on connecting portion outer wall 8, the first cooling floor is provided with along the circumferential direction of connecting portion 101
14, the distance of the outer wall end face 17 of the connecting portion 101 where the first cooling floor 14 to its, less than the first cooling floor 14 to company
The distance of the inner wall end surface 16 of socket part 101.That is, first cooling floor 14 be located at connecting portion 101 inner wall end surface 16 with
Between outer wall end face 17.
In welding, due to the thickness at the oral area of the first cooling increased connecting portion outer wall 8 of floor 14, and then add
The time absorbed heat at the oral area of connecting portion outer wall 8, the oral area formation cooling vent of connecting portion outer wall 8 can be made, it is to avoid connecting portion outer wall 8
Oral area expanded by heating become big.
Further, it is inserted into for the ease of tubing 11 in steel-plastics composite pipe Electromagnetic Heating welding connector, such as Fig. 1 institutes
Show, the inner side of connecting portion 101 is provided with socket joint groove 2, tapered connection is set between connecting portion 101 and interconnecting part 102
Place 18, on connecting portion outer wall 8, the second cooling floor 13, the second cooling floor 13 are provided with along the circumferential direction of connecting portion 101
Between the bottom of socket joint groove 2 and taper junction 18.
In welding, the second cooling floor 13 can increase the time of the heat absorption at the bottom of socket joint groove outer wall 4, it is to avoid
Expanded by heating becomes big at the bottom of socket joint groove outer wall 4, preferably tubing 11 can be positioned, can also only increase connection
The intensity in portion 101, and then the intensity of steel-plastics composite pipe Electromagnetic Heating welding connector can be increased.Also, in this implementation
In example, the first cooling floor 14 can increase the time of the heat absorption at the oral area of socket joint groove outer wall 4, it is to avoid socket joint groove outer wall
Expanded by heating becomes big at 4 oral area.
Alternatively, as shown in Figure 1 on connecting portion outer wall 8, it is provided with along the axial direction of connecting portion 101 for increasing steel
The deep floor 12 of the intensity of plastic composite Electromagnetic Heating welding connector, deep floor 12 is located at the first cooling floor 14 and the
Between two cooling floors 13.
Preferably, the quantity of deep floor 12 can be four.Four deep floors 12 according to connecting portion 101 circumference side
To being uniformly arranged, i.e., axial direction of each deep floor 12 along the connecting portion 101 where them is set, and arbitrary neighborhood two
The distance between deep floor 12 is identical.
Further, in the present embodiment, as shown in figure 1, on connecting portion outer wall 8, being set along the axial direction of connecting portion 101
Mark floor 15 is equipped with, mark floor 15 is located between the cooling floor 13 of deep floor 12 and second, and mark floor 15 is with strengthening
The adjacent end face of floor 12 is concordant with the bottom end face of socket joint groove 2, and, identify the quantity of floor 15 and the number of deep floor 12
Amount is identical.
Fig. 3 is referred to, when tubing 11 is inserted into socket joint groove 2, mark floor 15 can be used as the length in reserve of tubing 11
Marking line.In actual applications, outlet pipe can be determined according to the distance between mark floor 15 and the port of connector body 1
Material 11 inserts length in reserve during socket joint groove 2.It is appreciated that for ease of the position where identification marking floor 15, identifying rib
The width of plate 15 is more than the width of deep floor 12.
Further, as a kind of preferred embodiment of the present embodiment, as shown in Fig. 2 can be in connecting portion inwall 9 provided with not
Become rusty bracing members set 7.Stainless steel support set 7 is embedded on connecting portion inwall 9.
By stainless steel support set 7, the intensity of socket joint groove inner wall 3 can be increased, stable socket joint groove inner wall 3 is in difference
At a temperature of size so that steel-plastics composite pipe Electromagnetic Heating welding connector connector will not softening transform.Simultaneously as stainless
Bracing members set 7 does not produce heat, and then can increase the heat absorption time of socket joint groove inner wall 3 so that socket joint groove without magnetic induction
The fusing time of inwall 3 is consistent with the fusing time of socket joint groove outer wall 4, so that the welding of steel-plastics composite pipe Electromagnetic Heating is connected
Part and tubing 11 can be while weldings, it is ensured that welding quality.
Specifically, stainless steel support set 7 can be c-type annulus stainless steel support set, the insertion of c-type annulus stainless steel support set
On connecting portion inwall 9.
Generally, the thickness of the inner side plastic layer of socket joint groove 2 is less than the thickness of outside plastic layer, and the inner side of tubing 11 is moulded
The thickness of the bed of material is less than the thickness of the plastic layer in the outside of tubing 11, like this, the metal level of tubing 11 inwardly, outer conductive phase
In the case of heat, outside plastics melting layer of the inner side plastic layer prior to socket joint groove 2 of socket joint groove 2.For example, working as socket joint
The outside plastic layer of socket joint groove 2 is not completely melt also when the inner side plastic layer of groove 2 is with 11 mutual welding of tubing, and works as socket joint
The inner side plastic layer of the inner side plastic layer of tubing 11 and socket joint groove 2 is but when the outside plastic layer of groove 2 is with tubing mutual welding
Deformed upon due to absorbing excessive heat, or even degraded, the performance and safe life of influence pipe junction.There is steel
Plastic composite Electromagnetic Heating welding connector can not simultaneously with 11 welding of tubing the problem of.In this case, the insertion of tubing 11 steel
Plastic composite Electromagnetic Heating welding connector is relatively difficult.
It can not be moulded simultaneously with tubing welding, and tubing insertion steel to solve steel-plastics composite pipe Electromagnetic Heating welding connector
The problem of multiple tube Electromagnetic Heating welding connector is more difficult, as a kind of optional mode of the present embodiment, incorporated by reference to Fig. 3 and figure
4, the base diameter of socket joint groove inner wall 3 is less than or equal to the pipe internal diameter being adapted to it, and the oral area of the socket joint groove inner wall 3 is straight
Footpath is less than pipe internal diameter, and, the mouth diameters of socket joint groove inner wall 3 are less than the base diameter of socket joint groove inner wall 3 (such as Fig. 3 institutes
Show)；Also, the base diameter of socket joint groove outer wall 4 can be consistent with the mouth diameters of socket joint groove outer wall 4, and socket joint groove
The diameter of outer wall 4 is equal to the external diameter of tubing 11.
It should be noted that the base diameter of socket joint groove inner wall 3 is the straight of the inwall at the bottom position of socket joint groove 2
Footpath, the mouth diameters of socket joint groove inner wall 3 are the diameter of the inwall at the mouth position of socket joint groove 2.Accordingly, socket joint is recessed
The base diameter of groove outer wall 4 is the diameter of the outer wall at the bottom position of socket joint groove 2, the mouth diameters of socket joint groove outer wall 4
For the diameter of the inwall at the mouth position of socket joint groove 2.The bottom of socket joint groove is located inside connector body 1, and socket joint is recessed
The oral area of groove 2 is located at the port of connector body 1.The internal diameter of tubing 11 is outside the diameter of the inwall of tubing 11, tubing 11
Footpath is the diameter of the outer wall of tubing 11.
Using this steel-plastics composite pipe Electromagnetic Heating welding connector, because the mouth diameters of socket joint groove inner wall 3 are less than
The base diameter of socket joint groove inner wall 3, and, the diameter of socket joint groove inner wall 3 is less than the internal diameter of tubing 11, enables to tubing 11 to insert
Enter the frictional resistance being subject to during socket joint groove 2 to diminish, and then make tubing 11 be easy to inject steel-plastics composite pipe Electromagnetic Heating welding
In the socket joint groove 2 of connector.
Also, the diameter of socket joint groove outer wall 4 is equal to the external diameter of tubing 11, the diameter of socket joint groove inner wall 3 is less than or equal to pipe
The internal diameter of material 11, the mouth diameters of socket joint groove inner wall 3 are less than the base diameter of socket joint groove inner wall 3.Due to socket joint groove inner wall 3
Mouth diameters be less than the base diameter of socket joint groove inner wall 3, i.e. gap is not present in socket joint groove outer wall 4 and the outer wall of tubing 11,
And there is certain gap with the inwall of tubing 11 in socket joint groove inner wall 3.Because socket joint groove inner wall 3 and the inwall of tubing 11 are present
Certain gap, by increasing capacitance it is possible to increase the plastic layer of the inner side of tubing 11 and heat absorption time of socket joint groove inner wall 3, and then solve
Due to the inner side plastic layer of tubing 11 and outside plastic layer it is inconsistent caused by tubing 11 can not simultaneously and steel-plastics composite pipe
The problem of Electromagnetic Heating welding connector welding.Also, because the diameter of socket joint groove inner wall 3 is less than the internal diameter of tubing 11, and
The mouth diameters of socket joint groove inner wall 3 are less than base diameter, when tubing 11 is inserted into socket joint groove 2, can discharge socket joint recessed
Air in groove 2 so that the insertion socket joint of tubing 11 groove 2 is easier.
It can not be moulded simultaneously with tubing welding, and tubing insertion steel to solve steel-plastics composite pipe Electromagnetic Heating welding connector
The problem of multiple tube Electromagnetic Heating welding connector is more difficult, as another optional mode of the present embodiment, incorporated by reference to Fig. 3-
Fig. 5, the base diameter of socket joint groove inner wall 3 is less than or equal to the pipe internal diameter being adapted to it, the oral area of the socket joint groove inner wall 3
Diameter is less than pipe internal diameter, and, the mouth diameters of socket joint groove inner wall 3 are less than base diameter (such as Fig. 3 of socket joint groove inner wall 3
It is shown)；Also, the base diameter of socket joint groove outer wall 4 is more than the external diameter of tubing 11, the mouth diameters of socket joint groove outer wall 4 are more than
The external diameter of tubing 11 (as shown in Figure 4), and, the mouth diameters of socket joint groove outer wall 4 are more than the base diameter of socket joint groove outer wall 4；
The gap of socket joint groove inner wall 3 and the inwall of tubing 11 is more than the gap of socket joint groove outer wall 4 and the outer wall of tubing 11.
That is, the diameter of socket joint groove outer wall 4 is more than the external diameter of tubing 11, the mouth diameters of socket joint groove outer wall 4 are big
In the base diameter of socket joint groove outer wall 4.Also, the gap of socket joint groove inner wall 3 and the inwall of tubing 11 is more than outside socket joint groove
The gap of wall 4 and the outer wall of tubing 11.
Because the gap of the internal diameter of tubing 11 and socket joint groove inner wall 3 is more than between the external diameter of tubing 11 and socket joint groove outer wall 4
Gap, by increasing capacitance it is possible to increase the plastic layer of the inner side of tubing 11 and the heat absorption time of socket joint groove inner wall 3, and then solve because socket joint is recessed
Caused by the inner side plastic layer of groove 2 and outside plastic layer are inconsistent tubing 11 can not simultaneously with steel-plastics composite pipe Electromagnetic Heating
The problem of welding connector welding.Also, because the diameter of socket joint groove inner wall 3 is less than the internal diameter of tubing 11, and socket joint groove
The mouth diameters of inwall 3 are less than base diameter, and the diameter of socket joint groove outer wall 4 is more than the external diameter of tubing 11, and socket joint groove
The mouth diameters of outer wall 4 are more than the base diameter of socket joint groove outer wall 4, therefore, can when tubing 11 is inserted into socket joint groove 2
To discharge the air in socket joint groove 2, the easier insertion steel-plastics composite pipe Electromagnetic Heating welding connection of tubing 11 is enabled to
In the socket joint groove 2 of part.
Continuing with referring to Fig. 2, in order to further improve the intensity of steel-plastics composite pipe Electromagnetic Heating welding connector, in connection
The inwall in portion 102, is provided with enhancing ring 19, the side wall for strengthening ring 19 along the axial direction of interconnecting part 102 and is provided with fixing hole
20, enhancing ring 19 and connector body 1 are fixed as one by the fixing hole 2.
Specifically, enhancing ring 19 is specifically as follows the food-grade glass material ring that thickness is 1.5~2.0mm.Fixing hole 20 has
Body be trapezoidal cylinder fixing hole 20, and trapezoidal cylinder fixing hole 20 diameter along enhancing ring 19 radial direction, from inside to outside by
Gradual change is small (referring to Fig. 6), also, the big footpath of trapezoidal cylinder fixing hole 20 is specially 2.5mm, and path is specially 2.0mm.
In one embodiment, the end of enhancing ring 19 can be in contact with the end of stainless steel support set 7, and, enhancing
The internal diameter of ring 19 is identical with the internal diameter of stainless steel support set 7 (referring to Fig. 2).
Continuing with referring to Fig. 2, Fig. 2 steel-plastics composite pipe Electromagnetic Heating welding connector provided by the embodiment of the present invention
The first structural representation, as shown in Fig. 2 steel-plastics composite pipe Electromagnetic Heating welding connector is specially elbow pipe connections, plus
Strengthening tendons plate 5 is located at the bending place of interconnecting part 102, and the cross sectional shape of stiffener plate 5 is specially right angle bent.Strengthening ring 19 can
With positioned at the inwall of the bending place of interconnecting part 102, and the cross sectional shape of enhancing ring 19 is specially fillet bending ring.
Refer to Fig. 8, the second of the steel-plastics composite pipe Electromagnetic Heating welding connector that Fig. 8 is provided by the embodiment of the present invention
Structural representation is planted, as shown in figure 8, steel-plastics composite pipe Electromagnetic Heating welding connector is specially straight-through pipe connections, reinforcement
Plate 5 is located at the straight-through place of interconnecting part 102, and the cross sectional shape of stiffener plate 5 is specially rectangle.Connection can be located at by strengthening ring 19
The inwall at the straight-through place in portion 102, and the cross sectional shape of enhancing ring 19 is specially rectangle.
Refer to Fig. 9, the 3rd of the steel-plastics composite pipe Electromagnetic Heating welding connector that Fig. 9 is provided by the embodiment of the present invention the
Structural representation is planted, as shown in figure 9, steel-plastics composite pipe Electromagnetic Heating welding connector is specially threeway pipe connections, reinforcement
Plate 5 is located at the bending place of interconnecting part 102, and the cross sectional shape of stiffener plate 5 is specially "T"-shaped.Company can be located at by strengthening ring 19
The inwall of the bending place in logical portion 102, and the cross sectional shape of enhancing ring 19 is specially "T"-shaped.
It should be noted that in the above-described embodiments, adding for the ease of those skilled in the art to steel-plastics composite pipe electromagnetism
The concrete structure of hot melt connecting connector can be better understood from, in Fig. 1 and Fig. 6-Fig. 8, in the second cooling floor 13 and mark
Know floor 15 between, mark floor 15 and deep floor 12 between and deep floor 12 and first cooling floor 14 between
Dotted line is decorated with, these dotted lines can be to cooling floor 13, the first cooling floor 14 of deep floor 12, second and mark floor 1
Make a distinction, it will be understood that in actual applications, these dotted lines are simultaneously not present.
It should be noted that in the above-described embodiments, " first " and the second cooling floor 13 in the first cooling floor 14
In " second ", be only that two cooling floors are made a distinction in name, and without any limiting meaning.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the scope of the present invention.It is all
Any modification, equivalent substitution and improvements made within the spirit and principles in the present invention etc., are all contained in protection scope of the present invention
It is interior.
Claims (13)
1. a kind of steel-plastics composite pipe Electromagnetic Heating welding connector, it is characterised in that including：Connector body (1), the connection
Part body (1) is included on connecting portion (101) and interconnecting part (102), the outer wall of the interconnecting part (102), along the interconnecting part
(102) axial direction is provided with stiffener plate (5), and electromagnetism is formed between the stiffener plate (5) and the connecting portion (101)
The positioning port (6) of heated jig.
2. steel-plastics composite pipe Electromagnetic Heating welding connector according to claim 1, it is characterised in that the steel plastic compount
Pipe Electromagnetic Heating welding connector is specially elbow pipe connections, and the stiffener plate (5) is located at the curved of the interconnecting part (102)
At folding, its cross sectional shape is specially right angle bent.
3. steel-plastics composite pipe Electromagnetic Heating welding connector according to claim 1, it is characterised in that the steel plastic compount
Pipe Electromagnetic Heating welding connector is specially threeway pipe connections, and the stiffener plate (5) is located at the curved of the interconnecting part (102)
At folding, its cross sectional shape is specially "T"-shaped.
4. steel-plastics composite pipe Electromagnetic Heating welding connector according to claim 1, it is characterised in that the stiffener plate
(5) specifically it is formed in one with the connector body (1).
5. steel-plastics composite pipe Electromagnetic Heating welding connector according to claim 1, it is characterised in that the connecting portion
(101) external diameter is more than the external diameter of the interconnecting part (102), and positioning port (6) is specially trapezoidal positioning port, and the trapezoidal positioning
Mouth is formed between the outer wall of the end of the stiffener plate (5) and connecting portion (101), the oral area width of the trapezoidal positioning port
More than bottom width.
6. the steel-plastics composite pipe Electromagnetic Heating welding connector according to claim any one of 1-5, it is characterised in that described
The inner wall end surface (16) and outer wall end face (17) of connecting portion (101) be not concordant, on the connecting portion outer wall (8), along the connection
Portion (101) circumferential direction is provided with the first cooling floor (14), the first cooling floor (14) to the connecting portion (101)
The distance of outer wall end face (17), less than the described first cooling floor (14) to the inner wall end surface (16) of the connecting portion (101)
Distance.
7. steel-plastics composite pipe Electromagnetic Heating welding connector according to claim 6, it is characterised in that the connecting portion
(101) socket joint groove (2) is provided with the inside of, tapered company is set between the connecting portion (101) and the interconnecting part (102)
Connect on place (18), the connecting portion outer wall (8), the circumferential direction of the connecting portion (101) is provided with the second cooling floor
(13), the second cooling floor (13) is located between the bottom of the socket joint groove (2) and the taper junction (18).
8. steel-plastics composite pipe Electromagnetic Heating welding connector according to claim 7, it is characterised in that outside the connecting portion
On wall (8), the axial direction of the connecting portion (101) is provided with deep floor (12), the deep floor (12) is located at institute
State between the first cooling floor (14) and the second cooling floor (13).
9. steel-plastics composite pipe Electromagnetic Heating welding connector according to claim 8, it is characterised in that the deep floor
(12) quantity is specially four, and four deep floors (12) are uniform according to the circumferential direction of the connecting portion (101)
Set.
10. steel-plastics composite pipe Electromagnetic Heating welding connector according to claim 8, it is characterised in that the connecting portion
On outer wall (8), the axial direction of the connecting portion (101) is provided with mark floor (15), the mark floor (15) is located at
Between the deep floor (12) and the second cooling floor (13), the mark floor (15) and the deep floor (12)
Adjacent end face is concordant with the bottom end face of the socket joint groove (2), and, the quantity of the mark floor (15) is strengthened with described
The quantity of floor (12) is identical.
11. steel-plastics composite pipe Electromagnetic Heating welding connector according to claim 10, it is characterised in that the connecting portion
Inwall (9) is provided with stainless steel support set (7).
12. steel-plastics composite pipe Electromagnetic Heating welding connector according to claim 11, it is characterised in that the socket joint is recessed
The base diameter of groove inwall (3) is less than or equal to the pipe internal diameter being adapted to it, and the mouth diameters of the socket joint groove inner wall (3) are small
In the pipe internal diameter, and, the mouth diameters of the socket joint groove inner wall (3) are less than the bottom of the socket joint groove inner wall (3)
Diameter；
The base diameter of socket joint groove outer wall (4) is consistent with the mouth diameters of the socket joint groove outer wall (4), and the socket joint is recessed
Outer wall (4) diameter of groove is equal to the external diameter of the tubing；Or,
The base diameter of the socket joint groove outer wall (4) is more than the tube outer diameter, and the oral area of the socket joint groove outer wall (4) is straight
Footpath is more than the base diameter of the socket joint groove outer wall (4), and, the mouth diameters of the socket joint groove outer wall (4) are more than described
Tube outer diameter, and, the gap of the socket joint groove inner wall (3) and the pipe material inner wall be more than the socket joint groove outer wall (4) with
The gap of the outer pipe wall.
13. the steel-plastics composite pipe Electromagnetic Heating welding connector according to claim any one of 1-5, it is characterised in that institute
The inwall of interconnecting part (102) is stated, the axial direction of the interconnecting part (102) is provided with enhancing ring (19), the enhancing ring
(19) fixing hole (20) is provided with side wall, the enhancing ring (19) and the connector body (1) pass through the fixing hole
(20) it is fixed as one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710729389.7A CN107289207A (en) | 2017-08-23 | 2017-08-23 | A kind of steel-plastics composite pipe Electromagnetic Heating welding connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710729389.7A CN107289207A (en) | 2017-08-23 | 2017-08-23 | A kind of steel-plastics composite pipe Electromagnetic Heating welding connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107289207A true CN107289207A (en) | 2017-10-24 |
Family
ID=60106864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710729389.7A Pending CN107289207A (en) | 2017-08-23 | 2017-08-23 | A kind of steel-plastics composite pipe Electromagnetic Heating welding connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107289207A (en) |
Cited By (3)
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| WO2019220941A1 (en) * | 2018-05-14 | 2019-11-21 | 豊田鉄工株式会社 | Pipe connection structure |
| CN113195956A (en) * | 2018-12-11 | 2021-07-30 | 日东工器株式会社 | Connecting pipe |
| CN113189652A (en) * | 2021-05-06 | 2021-07-30 | 天津军星管业集团有限公司 | Welding monitoring equipment and welding monitoring method for steel-plastic composite pressure pipeline |
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| CN113189652B (en) * | 2021-05-06 | 2024-04-19 | 天津军星管业集团有限公司 | Welding monitoring equipment and welding monitoring method for steel-plastic composite pressure pipeline |
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Effective date of registration: 20200520 Address after: 432721 Guangshui Development Zone, Hubei Province, along the River Road, No. 3, No. Applicant after: HUBEI DAYANG PLASTIC Co.,Ltd. Address before: 432721 Guangshui Development Zone, Hubei Province, along the River Road, No. 3, No. Applicant before: HUBEI DAYANG PLASTIC Co.,Ltd. Applicant before: Luo Xianxiang |
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