CN206436539U - A kind of steel-plastics composite pipe Electromagnetic Heating welding fixture - Google Patents
A kind of steel-plastics composite pipe Electromagnetic Heating welding fixture Download PDFInfo
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- CN206436539U CN206436539U CN201621267999.7U CN201621267999U CN206436539U CN 206436539 U CN206436539 U CN 206436539U CN 201621267999 U CN201621267999 U CN 201621267999U CN 206436539 U CN206436539 U CN 206436539U
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 42
- 229920003023 plastic Polymers 0.000 title claims abstract description 30
- 239000004033 plastic Substances 0.000 title claims abstract description 30
- 239000002131 composite material Substances 0.000 title claims abstract description 24
- 238000003466 welding Methods 0.000 title claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 63
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 210000005069 ears Anatomy 0.000 claims description 4
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- 238000007789 sealing Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000004807 localization Effects 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
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- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
- 229910000906 Bronze Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
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- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
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- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 1
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- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The utility model embodiment provides a kind of steel-plastics composite pipe Electromagnetic Heating welding fixture, including：Toroidal shell, the handle for being connected to the toroidal shell bottom, the magnet exciting coil being fixed in the toroidal shell and Electromagnetic Heating control circuit；The magnet exciting coil is electrically connected with Electromagnetic Heating control circuit by wire；The toroidal shell includes the first semi-circular housing and the second semi-circular housing, and one end of two semi-circular housings is articulated and connected, and the other end of two semi-circular housings is closed by the first retaining mechanism to be connected；Its magnet exciting coil includes the litz wire for being fixed on toroidal shell inwall, and the two ends of litz wire are connected to the first contact connector and the second contact connector.Inventor it has unexpectedly been discovered that, using litz wire replace semi-circular metallic object as magnet exciting coil, Electromagnetic Heating magnetic conductivity is good, be difficult heating, can continuously use, and border produce alternating magnetic field it is uniform.
Description
Technical field
The utility model is related to composite metal plastic pipe manufacture field, more particularly to a kind of steel-plastics composite pipe Electromagnetic Heating welding
Fixture.
Background technology
Steel-plastics composite pipe is due to both possessing the high intensity of metal pipe material, but also with 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, the connection method of steel-plastics composite pipe mainly has socket joint connection after first hot melt, mechanically connected and electricity
The methods such as magnetic heating connection.Wherein, socket joint connection method after first heating, i.e., again respectively will pipe by heater plate convex-concave die sleeve
In joint and tubing (treating the steel-plastics composite pipe being connected with pipe joint) insertion convex-concave die sleeve, make the ectonexine of pipe joint and tubing
After plastic heating fusing, pipe joint and tubing after heat fusing are taken out, then tubing is inserted into realization connection, this welding in pipe joint
Plastics are in molten condition, easy off normal and the molten knurl of generation when method is due to grafting, and occur not remedying during seepage after pipeline welding.
Mechanical joining methods, mainly use flaring tool by tubing enlarging, are used with Push-fit by iron flange disk with screw-pressing
Sealing ring sealing is attached；Special end seal equipment need to be equipped with, instrument is more and re-mounts inconvenience, and sealing ring is fragile.Electricity
Tubing, i.e., be plugged in pipe joint by magnetic heating connection, and by producing alternating magnetic field in pipe fitting outer, the magnetic field makes to junction
The metal level of tubing produces alternation vortex flow and generated heat, and the heat that metal level is produced makes the modeling layer fusing of steel-plastics composite pipe and welding exists
Together.Electromagnetic Heating connection can avoid the shortcoming of connected mode before first two.But, although this method advantage is more, by
Cause it can not popularization and application in the technical bottleneck of its jig Design.A kind of electromagnetic welding folder is for example disclosed in the prior art
Tool, in the fixture, is respectively arranged with unitary piece of metal body and biplate metallic object, and biplate metallic object in two semi-circular housings
It is arranged in parallel, when the clamp is closed, between one end insertion biplate metallic object of unitary piece of metal body, forms the complete electromagnetic wire of a circle
Circle；The structure is hinged to form magnet coil with two semi-circular metallic objects, still, and semi-circular metallic object formation magnet coil has
Magnetic conductivity is poor, the problems such as easily generate heat.
Utility model content
The purpose of the utility model embodiment is to provide a kind of steel-plastics composite pipe Electromagnetic Heating welding fixture, to realize solution
Certainly existing electromagnetic welding fixture magnetic conductivity difference and the problem of easily generate heat.Concrete technical scheme is as follows：
1st, a kind of steel-plastics composite pipe Electromagnetic Heating welding fixture, including：Toroidal shell, it is connected to the toroidal shell bottom
Handle, the magnet exciting coil that is fixed in the toroidal shell and Electromagnetic Heating control circuit；The magnet exciting coil adds with electromagnetism
Thermal control circuit is electrically connected by wire；
The toroidal shell includes the first semi-circular housing and the second semi-circular housing, one end hinge of two semi-circular housings
Connect in succession, the other end of two semi-circular housings is closed by the first retaining mechanism to be connected；Preferably, first retaining mechanism
Including：The hasp ring for being articulated with the hasp of the first semi-circular housing and being rotatedly connected with it, and positioned at the second semi-circular housing
Hasp groove；
The magnet exciting coil includes at least three circles, and the litz wire for being fixed on toroidal shell inwall is included per circle magnet exciting coil,
The two ends of litz wire are connected to the first contact connector and the second contact connector；The first contact connector and second
Contact connector is individually fixed in the first semi-circular housing and the second semi-circular housing；When closing two semi-circular housings,
First per circle magnet exciting coil the second contact connector for contacting a connector circle magnet exciting coil adjacent thereto is in contact.
Optionally, the first contact connector is provided with spring-piece type contact, and the second contact connector is provided with non-
Elastic contact blade；When closing two semi-circular housings, first per circle magnet exciting coil contacts the spring-piece type contact of connector and its
The non-resilient contact of second contact connector of an adjacent circle magnet exciting coil is in contact；Preferably, the spring-piece type contact is Z
Type spring-piece type contact, the non-resilient contact is T-shaped non-resilient contact.
Optionally, the first contact connector is provided with cylindrical type plug, the second contact connector be provided with
The corresponding socket of the plug；When closing two semi-circular housings, the cylinder of the first contact connector per circle magnet exciting coil
Type plug inserts the socket of the second contact connector of a circle magnet exciting coil adjacent thereto；Preferably, the socket is annulus
Cylinder, and the side of circle ring column is axially arranged with groove inside insertion circle ring column along it；The internal diameter of the circle ring column is less than
The diameter of cylindrical type plug；It is highly preferred that the width of the groove is 0.5-1.0mm；The internal diameter of the circle ring column is less than cylinder
The diameter 0.2-0.5mm of type plug.
Optionally, the first contact connector is provided with compression spring, and one end of compression spring is connected with the first contact
Piece, the second contact connector is provided with the second contact chip；When closing two semi-circular housings, the per circle magnet exciting coil
Second contact chip phase of the second contact connector of the first contact chip circle magnet exciting coil adjacent thereto of one contact connector
Contact.
Optionally, the housing two side of the first semi-circular housing non-articulated connection end is symmetrically arranged with closure vectoring aircraft
Structure, it is preferable that the closure guide mechanism is guiding projection, and the lower surface of the guiding projection is plane, and the guiding is convex
The portion lower surface of block is fixed on the first semi-circular housing, and another part lower surface extends the first semi-circular shell
Body, for guiding the second semi-circular housing and the first semi-circular housing to close, when the second semi-circular housing and the first semi-circular shell
When body is closed, the lower surface for extending the first semi-circular housing of the guiding projection and the side wall of the second semi-circular housing
It is in contact.
Optionally, the fixture anchor ear concentric with toroidal shell is provided with the first side of the toroidal shell, it is described
Fixture anchor ear includes the first semi-ring clamp anchor ear being located in the first semi-circular housing side and positioned at the second semi-circular housing
The second semi-ring clamp anchor ear on side.
Optionally, the toroidal shell is detachably connected with the handle, it is preferable that the toroidal shell bottom is provided with hand
Handle bell and spigot, handle one end corresponding with the handle bell and spigot be provided with handle socket, when the toroidal shell with it is described
When handle is connected, the handle socket inserts the handle bell and spigot, and is fixed by threaded fastener.
Optionally, the fixture also includes the detent mechanism being detachably connected with toroidal shell, and the detent mechanism includes：
The circular orientation anchor ear of concentric setting and annular socket component；The circular orientation anchor ear include the first semi-circular position anchor ear and
Second semi-circular positions anchor ear, and one end of two semi-circular positioning anchor ears is articulated and connected, and two semi-circulars position the another of anchor ear
End closes connection by the second retaining mechanism；Preferably, second retaining mechanism includes：The positioning of the first semi-circular is articulated with to embrace
The hasp of hoop and the hasp ring being rotatedly connected with it, and positioned at the hasp groove of the second semi-circular positioning anchor ear；The annular socket joint
Part includes the first semi-circular socket component and the second semi-circular socket component；The first semi-circular socket component passes through the first connector edge
It is axially connected with first semi-circular positioning anchor ear；The second semi-circular socket component is by the second connector along its axial direction
It is connected with second semi-circular positioning anchor ear；
The second side of the toroidal shell is provided with the annular plug connector concentric with toroidal shell；The annular grafting
Part includes the first semi-circular plug connector in the first semi-circular housing side and second on the second semi-circular housing
Semi-circular plug connector；When connecting the toroidal shell and detent mechanism, the annular plug connector inserts the annular socket component, and
Locked by the 3rd retaining mechanism, so that the toroidal shell and the concentric fixation of the detent mechanism.
Optionally, the 3rd retaining mechanism includes：Be arranged at the locking slot on the annular socket component, and with the lock
The tight locking pin that groove is corresponding, be arranged on the annular plug connector, when the annular plug connector inserts the annular socket component
When, the locking pin is fixed in the locking slot.
Optionally, the locking slot includes holding parallel to the guide portion in the axle center of the annular socket component and along the annular
The tight lock part of plug-in unit circumferentially extending；The guide portion and the tight lock part angle are 93-95 °.
Optionally, the litz wire by a diameter of 0.08-0.12mm of 1000-1500 roots oxygen-free copper enamel-covered wire it is stranded or compile
Knit and form.
A kind of steel-plastics composite pipe Electromagnetic Heating welding fixture that the utility model embodiment is provided, its magnet exciting coil includes solid
Due to the litz wire of toroidal shell inwall, the two ends of litz wire are connected to the first contact connector and the second contact connection
Part.When closing two semi-circular housings, in the first contact connector and the second semi-circular housing in the first semi-circular housing
Second contact connector by contact push against realize be electrically connected with, formed at least three circles magnet exciting coil, inventor exceed meaning
The discovery of material, replaces semi-circular metallic object as magnet exciting coil, Electromagnetic Heating magnetic conductivity is good, is difficult heating, can connect using litz wire
It is continuous to use, and the alternating magnetic field that border is produced is uniform.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
A kind of structural representation for steel-plastics composite pipe Electromagnetic Heating welding fixture that Fig. 1 provides for the utility model embodiment
Figure；
The the first contact connector and the second contact connector that Fig. 2 provides for the utility model embodiment are electrically connected with and formed
The schematic diagram of magnet exciting coil；
The spring-piece type contact for the first contact connector that Fig. 3 provides for the utility model embodiment contacts connector with second
Non-resilient contact contact condition schematic diagram；
The cylindrical type plug for the second first contact connectors that Fig. 4 provides for the utility model embodiment is contacted with second
The contact condition schematic diagram of the socket of connector；
Fig. 5 be Fig. 4 in socket A-A faces sectional view；
First contact chip of the third the first contact connector that Fig. 6 provides for the utility model embodiment is contacted with second
The contact condition schematic diagram of second contact chip of connector；
Toroidal shell and the decomposing schematic representation of handle that Fig. 7 provides for the utility model embodiment；
The structural representation for the detent mechanism that Fig. 8 provides for the utility model embodiment；
The toroidal shell for the steel-plastics composite pipe Electromagnetic Heating welding fixture that Fig. 9 provides for the utility model embodiment and positioning
Schematic diagram before the connection of mechanism；
The toroidal shell for the steel-plastics composite pipe Electromagnetic Heating welding fixture that Figure 10 the utility model embodiment is provided and positioning
Schematic diagram after the connection of mechanism；
Figure 11 is the enlarged drawing of locking slot；
Figure 12 is the first locking mechanism structure schematic diagram；
Wherein, corresponding relations of the Fig. 1 into Figure 12 between each component Name and respective drawings mark is：
Toroidal shell 1, the first semi-circular housing 1a, the second semi-circular housing 1b, handle 2, magnet exciting coil 3, Electromagnetic Heating
Control circuit 4, the first retaining mechanism 5, the contact contact of connector 32, second of litz wire 31, first connector 33, Z-type spring-piece type
Contact 34, T-shaped non-resilient contact 35, socket 36, groove 36a, cylindrical type plug 37, compression spring 38, the first contact chip 39, second
Contact chip 40, guiding projection 6, fixture anchor ear 7, the first semi-ring clamp anchor ear 7a, the second semi-ring clamp anchor ear 7b, handle are held
Socket 21, handle socket 22, detent mechanism 200, annular plug connector 150, circular orientation anchor ear 210, annular socket component 220, the
Half circular orientation anchor ear 211, the second semi-circular positioning anchor ear 212, the second retaining mechanism 230, the 4th retaining mechanism 240, the
One semi-circular socket component 221, the second semi-circular socket component 222, the first connector 241, the second connector the 242, the 3rd locking machine
Structure 400, locking slot 410, locking pin 420, guide portion 410a, tight lock part 410b, hasp 141, hasp ring 142, hasp groove 143.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
The utility model provides a kind of steel-plastics composite pipe Electromagnetic Heating welding fixture, as depicted in figs. 1 and 2, including：Ring
Shape housing 1, the handle 2 for being connected to the bottom of toroidal shell 1, the magnet exciting coil 3 and electromagnetism being fixed in the toroidal shell 1
Heating control circuit 4；The magnet exciting coil 3 is electrically connected with Electromagnetic Heating control circuit 4 by wire；
The toroidal shell 1 includes the first semi-circular housing 1a and the second semi-circular housing 1b, two semi-circular housings
One end is articulated and connected, and the other end of two semi-circular housings is closed by the first retaining mechanism 5 to be connected；
Magnet exciting coil 3 includes at least three circles, and the litz wire 31 for being fixed on the inwall of toroidal shell 1 is included per circle magnet exciting coil,
The two ends of litz wire are connected to the first contact connector 32 and the second contact connector 33；The first contact connector 32
And second contact connector 33 be individually fixed in the first semi-circular housing 1a and the second semi-circular housing 1b；When closure two and half
During toroidal shell, first per circle magnet exciting coil contacts the second contact connection of the circle magnet exciting coil adjacent thereto of connector 32
Part 33 is in contact.When closing two semi-circular housings, the first contact connector 32 and second in the first semi-circular housing 1a
The second contact connector 33 in semi-circular housing 1b realizes electric connection by contacting to push against, and forms the excitation wire of at least three circles
Circle 3, and the initiating terminal of the first circle coil controls the negative or positive electrode of circuit 4 to be connected with Electromagnetic Heating, the end of last circle coil
Hold and control the negative pole or positive pole of circuit 4 to be connected with Electromagnetic Heating.It is understood that electrically connecting to realize, the first contact connection
The contact connector 33 of part 32 and second is necessary for electrically conductive material, such as phosphor bronze.It should be noted that in Fig. 2
The concrete structure of the one contact contact connector 33 of connector 32 and second only represents that both can contact abutting and realize electric connection,
It is not offered as both actual necessary structures.Produced it should be noted that Electromagnetic Heating control circuit 4 is control magnet exciting coil 3
The circuit of raw alternating magnetic field, is prior art, and the utility model without limiting, can use correlation of the prior art herein
Technical scheme is realized.
, can be by being respectively arranged at the first semi-circular housing 1a or the second semi-circular housing 1b in specific implementation process
The fixing axle of inside fix the first contact connector 32 and the second contact connector 33；Specifically, fixing axle one end can be consolidated
Due to the first semi-circular housing 1a or the inwall of the second semi-circular housing 1b sides, the first contact contact of connector 32 and second connects
Fitting 33 is respectively arranged in the first semi-circular housing 1a or the second semi-circular housing 1b fixing axle；And each first contact connects
Fitting 32 or second contacts connector 33 and separated by the ring spacer being installed in fixing axle；The other end of fixing axle and first
The inwall of semi-circular housing 1a or the second semi-circular housing 1b opposite sides is in contact；Fixing axle is internally provided with axially through this
The passage of fixing axle and the inwall mutually fixed with fixing axle, is provided with and institute on the inwall that the other end with fixing axle is in contact
State the corresponding through hole of passage；By the threaded fastener through the passage and through hole, such as bolt and the nut being adapted to it,
The fixing axle is pressed between the inwall of housing two.By the pressuring action of threaded fastener, connector 32 is contacted by first
And second contact connector 33 be anchored between two ring spacers, prevent the first contact connector 32 and the second contact connect
The situation that fitting 33 loosens.
In the utility model, it is preferable that litz wire by a diameter of 0.08-0.12mm of 1000-1500 roots oxygen-free copper paint
Envelope curve is stranded or braiding is formed, and litz wire is externally coated with flame retardant insulation.It is highly preferred that litz wire is a diameter of by 1300
0.1mm oxygen-free copper enamel-covered wire is stranded or braiding is formed.The litz wire can be by the utility model provided herein parameter outside
Purchase, the utility model is herein without further being limited it.
This real utility model applies the course of work of the pipe Electromagnetic Heating welding fixture of example offer：Tubing is inserted into pipe first
In joint；Then two semi-circular housings are opened, and are stuck in the pipe joint surface for treating welding, two semi-circular shells are closed
Body, and locked two semi-circular housings by the first retaining mechanism 5.Now, the first contact in the first semi-circular housing 1a
The second contact connector 33 in the semi-circular housing 1b of connector 32 and second realizes electric connection by contacting to push against, so that shape
Into the magnet exciting coil 3 of at least three circles, the Electromagnetic Heating control circuit 4 being connected with magnet exciting coil 3, Electromagnetic Heating control are connected afterwards
The control circle of circuit 4 magnet exciting coil 3 produces alternating magnetic field, and the Metal Cutting magnetic field in steel-plastics composite pipe is simultaneously produced in metal inside
Raw vortex raises its temperature, when metal temperature reaches the melt temperature for the plastics for being coated on metal level, and plastics start to melt
And the pipe joint being in contact with it is fused to together, as a result of litz wire as magnet exciting coil, Electromagnetic Heating magnetic conductivity is good, no
Easily heating, can continuously be used, and the alternating magnetic field that border is produced is uniform.
In a kind of preferred embodiment of the present utility model, the first contact connector 32 is provided with spring-piece type contact, institute
State the second contact connector 33 and be provided with non-resilient contact；When closing two semi-circular housings, per the first of circle magnet exciting coil
Contact the non-resilient contact of the second contact connector 33 of a spring-piece type contact circle magnet exciting coil adjacent thereto for connector 32
It is in contact；Preferably, as shown in figure 3, the spring-piece type contact is Z-type spring-piece type contact 34, the non-resilient contact is T-shaped non-
Elastic contact blade 35.When closing two semi-circular housings, the end face of Z-type spring-piece type contact 34 and T-shaped non-resilient contact 35
End face is in contact, and because Z-type spring-piece type contact 34 is flexible, therefore when the two is in contact, can cause Z-type spring-piece type
Contact 34 is pushed against with T-shaped non-resilient contact 35, it is ensured that contact is good.
In a kind of preferred embodiment of the present utility model, the first contact connector 32 is provided with cylindrical type plug, the
Two contact connectors 33 are provided with socket corresponding with the plug；When closing two semi-circular housings, per circle magnet exciting coil
The cylindrical type plug of the first contact connector 32 insert the second contact connector 33 of a circle magnet exciting coil adjacent thereto
Socket；Preferably, as shown in figure 4, the socket 36 is circle ring column, and the side of circle ring column is axially arranged with insertion circle along it
Groove 36a inside ring cylinder；The internal diameter for stating circle ring column is less than the diameter of cylindrical type plug 37；It is highly preferred that the groove 36a
Width be 0.5-1.0mm；The internal diameter of the circle ring column is less than the diameter 0.2-0.5mm of cylindrical type plug 37.Due to socket
36 are provided with groove 36a, and diameter of the internal diameter less than cylindrical type plug 37 of circle ring column；So, when two semi-circular shells of closure
During body, cylindrical type plug 37 be may be inserted into socket 36, and cylindrical type plug 37 can be surrounded compression by socket 36, it is ensured that contact
Well.
In a kind of preferred embodiment of the present utility model, as shown in fig. 6, the first contact connector 32 is provided with compression
Spring 38, and one end of compression spring 38 is connected with the first contact chip 39, the second contact connector 33 is provided with the second contact
Piece 40；When closing two semi-circular housings, first per circle magnet exciting coil contacts the first contact chip 39 of connector 32 and its
Second contact chip 40 of the second contact connector 33 of an adjacent circle magnet exciting coil is in contact.
In order to prevent the error that axial direction is produced in two semi-circular housing closures, in a kind of preferred reality of above-described embodiment
Apply in mode, the housing two side of the first semi-circular housing 1a non-articulated connection end is symmetrically arranged with closure guide mechanism, so
In closure, by closing the direction that guide mechanism can be with fixed second half toroidal shell 1b in the axial direction, it is ensured that two semi-rings
Shape housing will not produce axial error when closing.Preferably, as shown in figure 1, the closure guide mechanism is guiding projection 6,
The lower surface of the guiding projection 6 is plane, and the portion lower surface of the guiding projection 6 is fixed on the first semi-circular shell
On body 1a, another part lower surface extends the first semi-circular housing 1a, for guiding the second semi-circular housing 1b and the
Half toroidal shell 1a is closed, and when the second semi-circular housing 1b and the first semi-circular housing 1a is closed, the guiding projection 6 prolongs
The lower surface for stretching out the first semi-circular housing 1a is in contact with the second semi-circular housing 1b side wall.
Two semi-circular housings are fixed on pipe joint surface in order to stronger, in a kind of excellent of above-described embodiment
Select in embodiment, as shown in figure 1, being provided with the fixture anchor ear concentric with toroidal shell in the first side of toroidal shell 1
7, for clamping and fixed steel-plastics composite pipe, fixture anchor ear 7 includes being located at the first half on the first semi-circular housing 1a sides
Annular holder anchor ear 7a and the second semi-circular anchor ear 7b on the second semi-circular housing 1b sides.
In a kind of preferred embodiment of above-described embodiment, as shown in fig. 7, toroidal shell 1 detachably connects with handle 2
Connect.Specifically, the bottom of toroidal shell 1 is provided with handle bell and spigot 21, handle 2 is provided with handle with the corresponding one end of handle bell and spigot 21
Socket 22, when toroidal shell 1 is connected with handle 2, handle socket 22 inserts the handle bell and spigot 21, and passes through screw threads for fastening
Part, it is fixed such as screw.Preferably, the handle bell and spigot 21 and handle socket 22 are quadrilateral structure, can be played
Preassembled effect, convenient connection.
In a kind of preferred embodiment of above-described embodiment, as Figure 8-Figure 10, the utility model embodiment is provided
Steel-plastics composite pipe Electromagnetic Heating welding fixture can also include the detent mechanism 200 that is detachably connected with toroidal shell 1, it is wrapped
Include：The circular orientation anchor ear 210 of concentric setting and annular socket component 220；The circular orientation anchor ear 210 includes the first semi-ring
Shape positioning anchor ear 211 and second semi-circular positioning anchor ear 212, one end of two semi-circular positioning anchor ears is articulated and connected, and two and half
The other end of circular orientation anchor ear is closed by the second retaining mechanism 230 and connected；
The annular socket component 220 includes the first semi-circular socket component 221 and the second semi-circular socket component 222；Described
One semi-circular socket component 221 is axially embraced 211 hoops with first semi-circular positioning along it by the first connector 241 and is connected；Institute
The second semi-circular socket component 222 is stated by the second connector 242 along it axially with second semi-circular positioning anchor ear 212 to connect
Connect；
The second side of the toroidal shell 1 is provided with the annular plug connector 150 concentric with toroidal shell 1；The ring
Shape plug connector 150 includes the first semi-circular plug connector being located on the first semi-circular housing 1a sides and positioned at the second semi-circular shell
The second semi-circular plug connector on body 1b；When connecting the toroidal shell 1 and detent mechanism 200, the annular plug connector 150 is inserted
Enter the annular socket component 220, and locked by the 3rd retaining mechanism 400, so that the toroidal shell 1 and the detent mechanism
200 concentric fixations.
Because toroidal shell 1 is detachably connected with detent mechanism 200, when not needing connecting steel plastic composite, circular casing
Body 1 is detachable with detent mechanism 200, separates each other；When being attached to steel-plastics composite pipe, tubing is inserted into pipe first and connect
In head；Toroidal shell 1 and detent mechanism 200 are held tightly on pipe joint and on tubing respectively；And pass through the 3rd retaining mechanism 400
Locking, so that the toroidal shell 1 and the concentric connection of the detent mechanism 200.The electricity being connected with magnet exciting coil 3 is connected afterwards
Magnetic heating control circuit 4, the Electromagnetic Heating control control circle of circuit 4 magnet exciting coil 3 produces alternating magnetic field, in steel-plastics composite pipe
Metal Cutting magnetic field and producing vortex in metal inside raises its temperature, be coated on the modeling of metal level when metal temperature reaches
During the melt temperature of material, the pipe joint that plastics start to melt and are in contact with it is fused to together.Due to toroidal shell 1 and localization machine
Structure 200 can hold pipe joint and tubing, and toroidal shell 1 and the concentric connection of detent mechanism 200 tightly respectively, it is ensured that even
Tubing and pipe joint are concentric in termination process, therefore the junction circumferential clearance of pipe joint and tubing can be avoided uneven, can be with
Solve, because tubing and pipe joint heating are uneven, to cause pipe joint to deform, cause cold welding, rosin joint, leak, brittle fracture etc. to ask
Topic.
In a kind of embodiment of above-described embodiment, the first connector 241 and the second connector 242 can be arc
The hardened structure of shape, and after detent mechanism 200 holds tubing tightly, the first connector 241 and the second connector 242 are not contacted with tubing.
Preferably, radiating groove is provided with arc, the radiating groove insertion arc is conducive to the radiating of the tubing after heating, and
The not tubing after damage softening.It is highly preferred that the first connector 241 and the radian of the cross section of the second connector 242 are determined with annular
The annulus that position anchor ear 210 is formed matches, and the center of circle for the circle that the two radian is determined jointly is located at the axle of circular orientation anchor ear 210
In the heart.
In the preferred embodiment of above-described embodiment, as shown in figure 8, the first semi-circular socket component 221 and the second semi-ring
One end of shape socket component 222 is articulated and connected, and the other end of two semi-circular socket components is closed by the 4th retaining mechanism 240 to be connected
Connect.
In the preferred embodiment of above-described embodiment, as shown in FIG. 9 and 10, the locking of the 3rd retaining mechanism 400 includes：
Be arranged at the locking slot 410 on the annular socket component 220, and it is corresponding with locking slot 410, be arranged at annular plug connector 150
On locking pin 420, when the annular plug connector 150 inserts the annular socket component 220, the locking pin 420 is fixed on
In the locking slot 410.Locking pin 420 can be the column for protruding from annular plug connector 150, and its circumferential Breadth Maximum
Less than the width of the most taper end of locking slot 410.
Preferably, as shown in figure 11, locking slot 410 is inverted L-shaped, including parallel to the axle center of the annular socket component 220
Guide portion 410a and the tight lock part 410b that is circumferentially extended along the annular socket component 220；Guide portion 410a and tight lock part 410b
Angle is 93-95 °.
When being attached to steel-plastics composite pipe, tubing is inserted into pipe joint first；By toroidal shell 1 and localization machine
Structure 200 is embraced on pipe joint and on tubing respectively；Mobile positioning mechanism 200 is drawn close to toroidal shell 1, and by locking pin 420 with
The guide portion 410a alignments of locking slot 410, then slide into locking pin 420 the guide portion 410a of locking slot 410, then by the
One retaining mechanism 5 and the second retaining mechanism 230 are respectively closed connection toroidal shell 1 and detent mechanism 200, with hold tightly pipe joint and
Tubing；Then rotation positioning device 200 is revolved so that locking pin 420 slides into the tight lock part 410b of locking slot 410；Locking is realized, by
It it is 93-95 ° in guide portion 410a and tight lock part 410b angles, during rotation positioning device is revolved, detent mechanism 200 drives
Tubing is pushed away forward to be pushed against with pipe joint, tubing and pipe joint is kept concentric and is pushed against, is more beneficial for welding.
In the preferred embodiment of above-described embodiment, during the circular orientation anchor ear closure connection, the first semi-circular is determined
The distance of position anchor ear and the second semi-circular positioning anchor ear hinged end is 2-3mm, and when being conducive to the change of tubing nominal outside diameter, annular is fixed
Position anchor ear remains to clamp tubing.
In a kind of preferred embodiment of above-described embodiment, as shown in figure 12, the first retaining mechanism 5 includes：It is articulated with
First semi-circular housing 1a hasp 141 and the hasp ring 142 being connected is rotated with it, and taking positioned at the second semi-circular housing 1b
Catching groove 143；When two semi-circular housing closures, hasp 141 is promoted hasp ring 142 is caught in catching groove 143, then to first
Semi-circular housing 1a direction tenses hasp 141, realizes locking.When individual semi-circular housing is opened, to the second semi-circular housing
1b direction promotes hasp 141, hasp ring 142 is deviate from catching groove 143, realizes unblock.In fig. 12, the first retaining mechanism 5
In the state for locking two semi-circular housings.
As shown in figure 8, the second retaining mechanism 230 includes：Be articulated with the first semi-circular positioning anchor ear 211 hasp and and its
The hasp ring being rotatedly connected, and positioned at the hasp groove of the second semi-circular positioning anchor ear 212.
4th retaining mechanism 240 includes：Be articulated with the first semi-circular socket component 221 hasp and with taking that it is rotatedly connected
Clasp, and positioned at the hasp groove of the second semi-circular socket component 222.
The concrete structure of second retaining mechanism 230 and hasp in the 4th retaining mechanism 240, hasp ring and hasp groove can be with
Referring to the dependency structure of the first retaining mechanism 5.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or deposited between operating
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability is included, so that process, method, article or equipment including a series of key elements not only will including those
Element, but also other key elements including being not expressly set out, or also include being this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Also there is other identical element in process, method, article or equipment including the key element.
Each embodiment in this specification is described by the way of related, identical similar portion between each embodiment
Divide mutually referring to what each embodiment was stressed is the difference with other embodiment.It is real especially for system
Apply for example, because it is substantially similar to embodiment of the method, so description is fairly simple, related part is referring to embodiment of the method
Part explanation.
Preferred embodiment of the present utility model is the foregoing is only, protection model of the present utility model is not intended to limit
Enclose.All any modification, equivalent substitution and improvements made within spirit of the present utility model and principle etc., are all contained in this reality
With in new protection domain.
Claims (18)
1. a kind of steel-plastics composite pipe Electromagnetic Heating welding fixture, it is characterised in that including：Toroidal shell, it is connected to the annular
The handle of lower housing portion, the magnet exciting coil being fixed in the toroidal shell and Electromagnetic Heating control circuit；The magnet exciting coil
Electrically connected with Electromagnetic Heating control circuit by wire；
The toroidal shell includes the first semi-circular housing and the second semi-circular housing, and one end of two semi-circular housings is hinged company
Connect, the other end of two semi-circular housings is closed by the first retaining mechanism to be connected；
The magnet exciting coil includes at least three circles, and the litz wire for being fixed on toroidal shell inwall, Ritz are included per circle magnet exciting coil
The two ends of line are connected to the first contact connector and the second contact connector；The first contact connector and the second contact
Connector is individually fixed in the first semi-circular housing and the second semi-circular housing；When closing two semi-circular housings, per circle
The second contact connector that the first of magnet exciting coil contacts a connector circle magnet exciting coil adjacent thereto is in contact.
2. fixture as claimed in claim 1, it is characterised in that first retaining mechanism includes：It is articulated with the first semi-circular
The hasp of housing and the hasp ring being rotatedly connected with it, and positioned at the hasp groove of the second semi-circular housing.
3. fixture as claimed in claim 1, it is characterised in that the first contact connector is provided with spring-piece type contact, institute
State the second contact connector and be provided with non-resilient contact；When closing two semi-circular housings, connect per the first of circle magnet exciting coil
The non-resilient contact for touching the second contact connector of a spring-piece type contact circle magnet exciting coil adjacent thereto for connector is in contact.
4. fixture as claimed in claim 3, it is characterised in that the spring-piece type contact is Z-type spring-piece type contact, the non-ballistic
Property contact be T-shaped non-resilient contact.
5. fixture as claimed in claim 1, it is characterised in that the first contact connector is provided with cylindrical type plug, institute
State the second contact connector and be provided with socket corresponding with the plug；When closing two semi-circular housings, per circle excitation wire
The cylindrical type plug of first contact connector of circle inserts inserting for the second contact connector of a circle magnet exciting coil adjacent thereto
Mouthful.
6. fixture as claimed in claim 5, it is characterised in that the socket is circle ring column, and the side edge of circle ring column
It is axially arranged with the groove inside insertion circle ring column；The internal diameter of the circle ring column is less than the diameter of cylindrical type plug.
7. fixture as claimed in claim 6, it is characterised in that the width of the groove is 0.5-1.0mm；The circle ring column
Internal diameter is less than the diameter 0.2-0.5mm of cylindrical type plug.
8. fixture as claimed in claim 1, it is characterised in that the first contact connector is provided with compression spring, and pressure
One end of contracting spring is connected with the first contact chip, and the second contact connector is provided with the second contact chip；When two semi-rings of closure
During shape housing, the second of the first contact chip of the first contact connector per circle magnet exciting coil circle magnet exciting coil adjacent thereto
Second contact chip of contact connector is in contact.
9. fixture as claimed in claim 1, it is characterised in that the housing two of the first semi-circular housing non-articulated connection end
Sidewall symmetry is provided with closure guide mechanism.
10. fixture as claimed in claim 9, it is characterised in that the closure guide mechanism is guiding projection, the guiding is convex
The lower surface of block be plane, and it is described guiding projection portion lower surface be fixed on the first semi-circular housing, another portion
Lower surface is divided to extend the first semi-circular housing, for guiding the second semi-circular housing and the first semi-circular housing to close,
When the second semi-circular housing and the first semi-circular housing are closed, the guiding projection extends the first semi-circular housing
Lower surface be in contact with the side wall of the second semi-circular housing.
11. fixture as claimed in claim 1, it is characterised in that be provided with the first side of the toroidal shell and annular
The concentric fixture anchor ear of housing, the fixture anchor ear includes the first semi-ring clamp being located in the first semi-circular housing side
Anchor ear and the second semi-ring clamp anchor ear in the second semi-circular housing side.
12. fixture as claimed in claim 1, it is characterised in that the toroidal shell is detachably connected with the handle.
13. fixture as claimed in claim 12, it is characterised in that the toroidal shell bottom is provided with handle bell and spigot, described
Handle one end corresponding with the handle bell and spigot is provided with handle socket, when the toroidal shell is connected with the handle, institute
State handle socket and insert the handle bell and spigot, and fixed by threaded fastener.
14. fixture as claimed in claim 1, it is characterised in that the fixture also includes what is be detachably connected with toroidal shell
Detent mechanism, the detent mechanism includes：The circular orientation anchor ear of concentric setting and annular socket component；The circular orientation is embraced
Hoop includes the first semi-circular positioning anchor ear and the second semi-circular positioning anchor ear, and one end of two semi-circular positioning anchor ears is hinged company
Connect, the other end of two semi-circular positioning anchor ears is closed by the second retaining mechanism to be connected；The annular socket component includes first
Semi-circular socket component and the second semi-circular socket component；The first semi-circular socket component is by the first connector along its axial direction and institute
State the positioning anchor ear connection of the first semi-circular；The second semi-circular socket component is by the second connector along it axially with described second
Semi-circular positioning anchor ear connection；
The second side of the toroidal shell is provided with the annular plug connector concentric with toroidal shell；The annular plug connector bag
Include the first semi-circular plug connector in the first semi-circular housing side and the second semi-ring on the second semi-circular housing
Shape plug connector；When connecting the toroidal shell and detent mechanism, the annular plug connector inserts the annular socket component, and passes through
3rd retaining mechanism is locked, so that the toroidal shell and the concentric fixation of the detent mechanism.
15. fixture as claimed in claim 14, it is characterised in that second retaining mechanism includes：It is articulated with the first semi-ring
The hasp of shape positioning anchor ear and the hasp ring being rotatedly connected with it, and positioned at the hasp groove of the second semi-circular positioning anchor ear.
16. fixture as claimed in claim 14, it is characterised in that the 3rd retaining mechanism includes：It is arranged at the annular
Locking slot on socket component, and locking pin that is corresponding with the locking slot, being arranged on the annular plug connector, when the ring
When shape plug connector inserts the annular socket component, the locking pin is fixed in the locking slot.
17. fixture as claimed in claim 16, it is characterised in that the locking slot is included parallel to the annular socket component
The guide portion in axle center and the tight lock part along the annular socket component circumferentially extending；The guide portion is with the tight lock part angle
93-95°。
18. the fixture as any one of claim 1-17, it is characterised in that the litz wire is straight by 1000-1500 roots
The oxygen-free copper enamel-covered wire that footpath is 0.08-0.12mm is stranded or braiding is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621267999.7U CN206436539U (en) | 2016-11-23 | 2016-11-23 | A kind of steel-plastics composite pipe Electromagnetic Heating welding fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621267999.7U CN206436539U (en) | 2016-11-23 | 2016-11-23 | A kind of steel-plastics composite pipe Electromagnetic Heating welding fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206436539U true CN206436539U (en) | 2017-08-25 |
Family
ID=59644321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621267999.7U Active CN206436539U (en) | 2016-11-23 | 2016-11-23 | A kind of steel-plastics composite pipe Electromagnetic Heating welding fixture |
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| Country | Link |
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| CN (1) | CN206436539U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106493958A (en) * | 2016-11-23 | 2017-03-15 | 罗贤想 | A kind of steel-plastics composite pipe Electromagnetic Heating welding fixture |
-
2016
- 2016-11-23 CN CN201621267999.7U patent/CN206436539U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106493958A (en) * | 2016-11-23 | 2017-03-15 | 罗贤想 | A kind of steel-plastics composite pipe Electromagnetic Heating welding fixture |
| CN106493958B (en) * | 2016-11-23 | 2018-11-23 | 罗贤想 | A kind of steel-plastics composite pipe electromagnetic heating welding fixture |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200527 Address after: 432721 Guangshui Development Zone, Hubei Province, along the River Road, No. 3, No. Patentee after: HUBEI DAYANG PLASTIC Co.,Ltd. Address before: 432721 Guangshui Development Zone, Hubei Province, along the River Road, No. 3, No. Co-patentee before: Yang Linfeng Patentee before: Luo Xianxiang |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A fixture for electromagnetic heating fusion welding of steel plastic composite pipes Effective date of registration: 20231211 Granted publication date: 20170825 Pledgee: China Construction Bank Guangshui Branch Pledgor: HUBEI DAYANG PLASTIC Co.,Ltd. Registration number: Y2023980070660 |