CN204230444U - Electrical connector, firing equipment, injection-moulding nozzle, mold part and injection mold - Google Patents

Abstract

The utility model relates to a kind of electrical connector, firing equipment, injection-moulding nozzle, mold part and injection mold.At the first conductive component (44) be made up of the first material and the second conductive component (48 be made up of the second material; 62; 70) electrical connector (50 between; 60), in, the first and second materials are different, the utility model proposes: at parts (44,48; 62; 70) adhesion layer (52 that is that at least two generations connect and conduction is set between superposed on one anotherly, 54,56), at adjacent adhesion layer (52,54,56) between, between the first adhesion layer (52) and the first conductive component (44) and at the second adhesion layer (54) and the second conductive component (48; 62; 70) attachment surface (E1, E2, E3 is formed with adhesive force respectively between, E4, E5), adhesion layer (52,54,56) there is different material composition and/or different adhesion layer materials, described material composition and/or adhesion layer material different from the first and second materials.

Description

Electrical connector, firing equipment, injection-moulding nozzle, mold part and injection mold

Technical field

The utility model relates to a kind of the first conductive component of being made up of the first material and by the electrical connector between the second conductive component that the second material is formed, wherein the first and second materials are different; A kind of firing equipment with this electrical connector; A kind of injection-moulding nozzle, a kind of there is the mold part of this firing equipment and a kind of injection mold with this mold part.

Background technology

This electrical connector is such as being arranged on the heater on substrate or load-carrying unit, in particular for the heater of injection-moulding nozzle or mold part and the electrical connection that connects between wire, described connection wire can be connected to power supply.At this, the heat conductor of the conduction of heater or the electrical connection of heater form the first conductive component, and connect wire and form the second conductive component, or vice versa.

Other the application possibility of electrical connection multiple can be considered, wherein below for simplicity only with reference to heater and the aforementioned connection being connected wire according to of the present utility model.

The electrical connection before proposing type is produced by the mode added in thermal band that connection wire is fixed on electric heater unit by means of contact lotion usually.Contact lotion is conduction, realizes the electrical connection between conductive component thus.

Fig. 1 illustrates the schematic diagram of known electrical connector 10.Reference numeral 12 represents conductive substrates, and described conductive substrates can be such as the tubes of material of passage of heat nozzle.Reference numeral 14 represents dielectric layer, and described dielectric layer as electrical insulator coating on the base 12.Cover on the dielectric layer and add thermal band 16, described in add thermal band and be made up of the first electric conducting material and be the part of the heater be not shown specifically.Reference numeral 18 represents connection wire, and described connection wire directly or via electric lead is connected with (unshowned) power supply.The latter is used for powering to the thermal band 16 that adds of heater.Connecting wire 18 is the twisted wire or conductor wire be made up of the second electric conducting material, and described second electric conducting material is different from the material of electric conduction of heating 16.In order to form joint face 17, connecting the pin that wire 18 was bent at its free end place or is provided with pressing, making the shape obtaining L shape substantially in this region.In order to produce electrical connector 10, the joint face 17 connecting wire 18 is fixed on via the contact lotion 20 conducted electricity and adds in thermal band 16, makes to connect wire 18 and add thermal band 16 to be electrically connected to each other.

The shearing strength of the electrical connector 10 shown in Fig. 1 substantially on the one hand with connect wire 18 and the property of bearing contact between lotion 20 is correlated with and relevant with the tack contacting lotion 20 and add between thermal band 16 on the other hand.But because the first electric conducting material adding thermal band 16 is different from the second electric conducting material connecting wire 18, so the material of contact lotion 20 must be selected as follows, make not only to realize adding the good tack in the first electric conducting material of thermal band 16, and realize the good tack in the second electric conducting material connecting wire 18.Can not be realized both simultaneously, make the selection contacting lotion mostly be only compromised solution.Therefore, the connection with best shearing strength can not be realized by the technology described before.According to the type of contact lotion, can also produce attachment issue when temperature is higher, especially when contact site partially or completely unclamps, this is especially disadvantageous in passage of heat nozzle.

Utility model content

The purpose of this utility model is: the shortcoming avoiding the above and other of prior art, and realize the first conductive component of being made up of the first material and by the electrical connector substituted between the second conductive component that the second material is formed, described electrical connector has best adhesion characteristics.Especially, improve the shearing strength between conductive component significantly, described conductive component is also connected to each other regularly when mechanical load is stronger.In addition, seek the connector of temperature stabilization, described connector guarantees the lasting electrical contact reliably between parts.In addition, research and development injection-moulding nozzle and mold part or have the injection mold of this mold part, it is all improved by described electrical connector.

An embodiment of the present utility model relates to a kind of the first conductive component of being made up of the first material and by the electrical connector between the second conductive component that the second material is formed, wherein said first material is different with described second material, wherein, be provided with adhesion layer that is that at least two generations connect and conduction between conductive component superposed on one anotherly, wherein between adjacent adhesion layer, between the first adhesion layer and the first conductive component, and attachment surface is formed with adhesive force respectively between the second adhesion layer and described second conductive component, wherein said adhesion layer has different material compositions and/or different adhesion layer materials, described material composition and/or adhesion layer material different with described second material from described first material.

In electrical connector as above, the described Material composition design being adjacent to the described adhesion layer of attachment surface becomes, and make when abandoning the adhesion layer being adjacent to described attachment surface, the adhesive force in described attachment surface is greater than the adhesive force in potential attachment surface.

In electrical connector as above, the share that the first material accounts for the material composition of described adhesion layer little by little rises along the direction towards described first conductive component.

In electrical connector as above, the share that the second material accounts for the material composition of described adhesion layer little by little rises along the direction towards described second conductive component.

In electrical connector as above, be provided with the adhesion layer that at least three produce the conduction connected superposed on one anotherly.

In electrical connector as above, in order to optimize the described adhesive force in adjacent described attachment surface, the material of each adhesion layer composition being matched with the material composition of the adhesion layer that direct neighbor is respectively arranged and/or being matched with the material of the conductive component that direct neighbor is arranged.

In electrical connector as above, each adhesion layer is selected or is configured to, the described adhesion layer material of the adhesion layer that the characteristic of described adhesion layer, composition and/or adhesion layer match materials are arranged in respectively direct neighbor, composition and/or characteristic, and/or be matched with the material of the conductive component that direct neighbor is arranged, characteristic and/or composition.

In electrical connector as above, by the characteristic of each adhesion layer, composition and/or adhesion layer Material selec-tion or be configured to, make the tack of described adhesion layer be matched with the tack of the adhesion layer that distribution direct neighbor is arranged, and/or be matched with the tack of the conductive component that direct neighbor is arranged.

In electrical connector as above, each adhesion layer has different tacks.

In electrical connector as above, described adhesion layer forms gradient-structure in its characteristic, its composition, its adhesion layer material, its tack and/or its thermal expansion character.

In electrical connector as above, the described adhesion layer material of each adhesion layer is brazing material, contact lotion or thick film lotion.

In electrical connector as above, the described adhesion layer material of each adhesion layer comprises silver, palladium, gold and/or at least one glassy phase composition.

In electrical connector as above, described second conductive component is wire or twisted wire.

In electrical connector as above, described second conductive component is the connecting pin of conduction.

In electrical connector as above, described connecting pin has pin-shaped section and jointing.

In electrical connector as above, that described jointing is configured to dish type and there is the diameter larger than described pin-shaped section.

In electrical connector as above, described adhesion layer has the profile of non-flat forms towards the side of described jointing, the profile of described non-flat forms is matched with the non-flat forms of described first conductive component as former and opposite profile.

In electrical connector as above, the side towards described adhesion layer of described jointing is configured to structural portion, and at least adjacent described adhesion layer joins in described structural portion.

In electrical connector as above, described structural portion is configured to recess, and at least adjacent described adhesion layer joins in described recess.

In electrical connector as above, described recess forms undercutting, at least engages described undercutting by the described adhesion layer adjoined from rear.

In electrical connector as above, form the described recess with described undercutting by the groove with trapezoidal cross-section.

In electrical connector as above, between described pin-shaped section and described jointing, be provided with at least one transition zone, described transition zone is configured to, and the diameter making the diameter of described pin-shaped section and described jointing stepwise or transition continuously.

An embodiment of the present utility model relates to a kind of firing equipment with load-carrying unit, what described load-carrying unit applied the layer form of band shape adds thermal band, the wherein said thermal band that adds has the first connecting end portion and the second connecting end portion, wherein be provided with as mentioned above according to electrical connector of the present utility model, and wherein said described first connecting end portion adding thermal band forms described first conductive component of described electrical connector.

An embodiment of the present utility model relates to a kind of firing equipment, wherein, described in add thermal band with thin-bed technique, thick-layer technology or the manufacture of dosage feeding technique.

An embodiment of the present utility model relates to a kind of injection-moulding nozzle, and it has firing equipment as above.

Injection-moulding nozzle as above, wherein, is provided with tubes of material, and described tubes of material can heat with described firing equipment.

Injection-moulding nozzle as above, wherein, described tubes of material forms the described load-carrying unit of described firing equipment or described load-carrying unit forming sleeves or the collar and moves in described tubes of material.

An embodiment of the present utility model relates to a kind of mold part for injection mold, and it has firing equipment as above.

An embodiment of the present utility model relates to a kind of injection mold, and it has mold part as above.At the first conductive component be made up of the first material with by the electrical connector between the second conductive component that the second material is formed, wherein the first and second materials are different, the utility model proposes: between conductive component, be provided with adhesion layer that is that at least two generations connect and conduction superposed on one anotherly, wherein between adjacent adhesion layer, attachment surface is formed with adhesive force respectively between the first adhesion layer and the first conductive component and between the second adhesion layer and the second conductive component, wherein adhesion layer has different material compositions and/or different adhesion layer materials, described material composition and/or adhesion layer material different from the first and second materials.

The Best link between first component and second component can be realized by this layout, although first component and second component are made up of different materials, this is because arrange the corresponding different material that adhesion layer between the parts can be matched with the parts that will connect in its characteristic, composition and/or adhesion layer material staged or layer-stepping.Therefore, be matched with the first material of first component by such as the first adhesion layer and the second adhesion layer is matched with the material of the first adhesion layer and is matched with the mode of the second material of second component, relatively gently carry out the first conductive component of being made up of the first material and the transition of the second conductive component be made up of the second material.In like fashion, between each layer, realize best adhesive strength respectively and then realize the shearing strength best all the time between parts.

Following design is particularly suitable for the high intensity realizing connector, wherein the Material composition design being adjacent to the adhesion layer of attachment surface is become, make when abandoning the adhesion layer being adjacent to attachment surface, the adhesive force in attachment surface is greater than the adhesive force in potential attachment surface.

Concrete design of the present utility model contributes to this, and described design proposes: the share that the first material accounts for the material composition of adhesion layer little by little rises along the direction towards the first conductive component.Can propose as an alternative or addedly: the share that the second material accounts for the material composition of adhesion layer little by little rises along the direction towards the second conductive component.

Propose according to an improved form of the present utility model: be provided with the adhesion layer that at least three produce the conduction connected superposed on one anotherly.Therefore, there are at least four attachment surfaces, stepwise form via the adhesion layer composition of described attachment surface between the first and second electric parts.Even if form by diverse material the parts being usually difficult to be connected to each other also stably to connect via this attachment sub-assembly.

Correspondingly, improved form of the present utility model proposes: each adhesion layer is matched with the adhesion layer that direct neighbor is respectively arranged and/or the conductive component being matched with direct neighbor setting, wherein preferably each adhesion layer is selected and is configured to, the adhesion layer material of the adhesion layer that its characteristics match is arranged in respectively direct neighbor, composition and/or characteristic, and/or be matched with the material of the conductive component that direct neighbor is arranged, characteristic and/or composition.

Therefore, no longer exist only one must by be made up of different materials two contact layers that parts are connected to each other.On the contrary, connect with multiple levels with sequence of layer, wherein each layer realizes connection that optimize, temperature stabilization, make to build and be connected to each other regularly lastingly, even and if especially also also withstand the thermal cycle and stronger mechanical load that occur in Shooting Technique without any problems when temperature is higher.

Especially the described adhesion layer material of the adhesion layer of direct neighbor setting respectively, composition and/or characteristic is matched with at adhesion layer material, characteristic and/or composition, and/or when being matched with the material of conductive component, characteristic and/or composition that direct neighbor arranges, especially contribute to this.At this it is appropriate that each adhesion layer has different adhesive strengths.

Therefore, whole layer is little by little coordinated mutually each other or is matched each other in its attachment characteristic, thus on the whole, has connection that is firm relative to the machinery of the shearing strength of the routine electrical connection raising starting described type and lasting stability relative to being formed.

Another characteristic that can be coordinated with each other between each adhesion layer and parts is thermal expansion.Parts that be made up of different materials, that will be electrically connected have following thermal coefficient of expansion usually, and described thermal coefficient of expansion away from each other, makes to occur stress within connector when temperature is higher.This can cause crackle formed or even cause parts to get loose.Can, little by little close to the thermal expansion character of the parts that will connect, make such as within connector, no longer to there will be stress when firing equipment runs by means of each adhesion layer.

Therefore, in an advantageous manner, adhesion layer forms gradient-structure in its characteristic, its composition, its adhesion layer material, its tack and/or its thermal expansion character, and described gradient-structure not only realizes best electrical connector, but also is that machinery and thermodynamics are extremely stable.

An improved form of the present utility model proposes: the adhesion layer material of each adhesion layer is brazing material, contact lotion or thick film lotion, and wherein the adhesion layer material of each adhesion layer comprises silver, palladium, gold and/or at least one glassy phase composition.Described material can combination with one another well, makes it possible to characteristic or the composition of the expectation realizing layer.Gold especially can be used in corrosive medium/atmosphere, so that the chemoresistance of providing layer structure.Also processing can be realized simply, therefore such as method can be fed in raw material to apply brazing material, contact lotion or thick film lotion as layer with silk screen print method, thin-layer method or dosage.Whole Rotating fields only occupies little space, makes connector be relatively low on the whole, and this is just favourable in passage of heat nozzle.As long as contact lotion is made up of the material identical with adjacent layer or adjacent parts, described contact lotion just can regard as a part for described layer or parts.

According to another optional aspect of the present utility model, the second conductive component is wire or twisted wire.Alternatively, the connecting pin of application conduction is as the second conductive component, and described connecting pin has pin-shaped section and jointing.Pin-shaped section is connected with power supply via the electric lead of continuity, and jointing is used for connecting pin being attached in conduction adhesion layer.

In an improved form of the present utility model, jointing is configured to be dish type.Its requirement has the diameter larger than pin-shaped section, the tensile load acted on connecting pin to be distributed equably along whole direction.In like fashion, shearing can be reduced further dangerous.Tack is further improved on the whole.

In favourable improved form, adhesion layer preferably has non-flat forms, especially non-smooth profile towards the side of jointing, and the profile of described non-flat forms is matched with the non-flat forms of the first conductive component, especially non-smooth and opposite profile as former.By this outline, also improve the intensity of connector further and correspondingly improve shearing strength.For injection-moulding nozzle, large parts are cylindricality mostly, make jointing preferably should have spill, the domes of especially part cylinder.

In addition, when proposing the side of adhesion layer towards jointing according to a special design and forming following structural portion, the intensity of electrical connector is especially high, and wherein at least adjacent adhesion layer joins in described structural portion.Therefore, attachment surface is expanded by structural portion.Preferably, structural portion forms recess at this, and at least adjacent adhesion layer joins in described recess.

In a special improved form, recess forms undercutting, at least engages described undercutting by the adhesion layer adjoined from rear.Therefore, adhere to sub-assembly be additionally configured to machinery coupler and especially stable.When the groove formation of the cross section by having trapezoidal or truncated pyramid has the recess of undercutting, realize especially well introducing adhesion layer material when not having air bubble to be formed.As the additionally enlarged surface and for adhesion layer material is anchored at connecting pin of this trapezoidal groove in terminal pad.The recess of the truncated cone shape in jointing also can be suitable.

Finally, be provided with at least one transition zone between pin-shaped section and jointing, described transition zone is configured to, and the diameter making the diameter of pin-shaped section and jointing stepwise or transition continuously.Improve the intensity between these two portion's sections by this transition part, make the life-span correspondingly can improving connecting pin.

The utility model also relates to a kind of firing equipment with load-carrying unit, what described load-carrying unit applied the layer form of band shape adds thermal band, wherein add thermal band and there is the first connecting end portion and the second connecting end portion, wherein be provided with above-described electrical connector, and the first connecting end portion wherein adding thermal band forms the first conductive component of electrical connector.Therefore, the thermal band that adds of stratiform stably can be connected with the connector of machinery or wire by means of electrical connector.

According to an improved form of the present utility model, firing equipment as above has the second connector, and the second connecting end portion wherein adding thermal band forms the first conductive component of the second electrical connector.Therefore, the connecting end portion of these two stratiforms can stably be connected with the connector of machinery or wire respectively.

The utility model has special advantage: add thermal band with thin-bed technique, thick-layer technology or the manufacture of dosage feeding technique.The material for this reason applied can not be connected with electrical connector usually well.But, connect by having realizing according to electrical connector of the present utility model of multiple adhesion layer.

In addition, the utility model relates to a kind of injection-moulding nozzle, and it has firing equipment as described above.At this, the advantage of electrical connector is especially effective because provide following electrical connector, described electrical connector also high in serviceability temperature, temperature fluctuation is large and be allow and have long useful life in corrosive atmosphere.Preferably, the tubes of material that can heat with firing equipment is provided with.For this reason, tubes of material itself can form the load-carrying unit of firing equipment or load-carrying unit is sleeve pipe or the collar and moves in tubes of material.

In addition, the utility model relates to a kind of mold part for injection mold, and it has above-described firing equipment.At this, the accommodation side that firing equipment can be arranged on mold part externally is arranged in the mould bed of mold part built-inly.Finally, the utility model also relates to a kind of injection mold with this mold part.Correspondingly, mold part limits the mould bed in injection mold at least in part.

Accompanying drawing explanation

Of the present utility model other feature, details and advantage accessory rights require statement in draw and draw from the description in the line face of embodiment with reference to the accompanying drawings.It illustrates:

Fig. 1 illustrates the schematic diagram of known electrical connector,

Fig. 2 illustrates the schematic diagram of injection-moulding nozzle,

Fig. 3 illustrates the schematic diagram of the electrical connector according to the first execution mode of the present utility model, and described electrical connector can be used in the injection-moulding nozzle shown in Fig. 2,

Fig. 4 illustrates the schematic diagram of the electrical connector according to the second execution mode of the present utility model, and described electrical connector can be used in the injection-moulding nozzle shown in Fig. 2,

Fig. 5 illustrates the schematic diagram of the design of an alternative of connecting pin, and described connecting pin can be used in the layout shown in Fig. 4, and

Fig. 6 illustrates the schematic diagram of one of the connecting pin with recess concrete design, and described recess has undercutting, and described connecting pin can be used in the layout shown in Fig. 4.

Reference numerals list

10 electrical connectors

12 substrates

14 dielectric layers

16 add thermal band

17 joint faces

18 connect wire

20 contact lotions

30 injection-moulding nozzles

31 firing equipments

32 tubes of material

34 bases

35 load-carrying units

36 nozzle tip

38 flow channels

40 wall portion

42 dielectric layers

44 add thermal band

45 cover layers

47 second connecting end portion

48 connect wire

49 contact-making surfaces

50 electrical connectors

52 first adhesion layers

54 second adhesion layers

56 the 3rd adhesion layers

58 contact lotions

60 electrical connectors

62 connecting pins

64 pin-shaped sections

66 jointings

68 transition zones

70 connecting pins

72 pin-shaped sections

74 jointings

76 transition zones

78 contact-making surfaces

80 recesses

81 undercutting

E1 first attachment surface

E2 second attachment surface

E3 the 3rd attachment surface

E4 the 4th attachment surface

E5 the 5th attachment surface

Embodiment

Below, identical Reference numeral relates to identical or similar parts.

Generally be provided with in Fig. 2 to 6 50 or 60 connectors represented for by injection-moulding nozzle or the electric heater unit 31 of passage of heat nozzle 30 be electrically connected to power supply, be especially electrically connected on (unshowned) temperature control equipment.Passage of heat nozzle 30 for plastic processing, in particular for thermoplastics, the part of (not being shown specifically) injection-moulding device of thermoset plastics and elastomeric processing.Described passage of heat nozzle has the tubes of material 32 of cylindricality on the whole, and described tubes of material is fixed on the base 34 formed in side on (same unshowned) distributor.On side, inserted by nozzle tip 36 in the tubes of material 32 of in axial direction longitudinal extension, the flow channel 38 formed in tubes of material 32 is extended to (unshowned) plane place of (sightless equally) mold cavity by described nozzle tip.Nozzle tip 36 when function is identical also can with tubes of material 32 single type form.

The ring week of the wall portion 40 of the tubes of material 32 be formed from steel applies the dielectric layer 42 of pottery, be provided with again on said dielectric layer and add thermal band 44, described in add thermal band along outer shroud week of dielectric layer 42 banded, rivulose or extend with method in a particular manner.Therefore, tubes of material 32 itself forms the load-carrying unit 35 for adding thermal band 44.In addition, adding the cover layer 46 being provided with outside on thermal band 44, described cover layer covers outwardly and electric insulation adds thermal band 44 and the dielectric layer 42 under being positioned at it.What can form arbitrarily adds thermal band 44 and can be applied on dielectric layer 42 with different thickness and setting according to required performance.Thus, when needed, the Temperature Distribution of the restriction within tubes of material 32 can be realized.In order to power to adding thermal band 44, described in add thermal band distribute in the first and second connecting end portion 45,47 by connection wire 48 be connected with the power electric be not shown specifically.

Fig. 3 and 4 illustrates this two execution modes according to electrical connector 50,60 of the present utility model adding thermal band 44 and connect between wire 48 or connecting pin 62.

Fig. 3 illustrates the schematic cross section of the first execution mode of the electrical connector 50 according to the first execution mode of the present utility model.

Identify tubes of material 32 in figure 3, be formed in the dielectric layer 42 in tubes of material 32 and be arranged on dielectric layer 42 adds thermal band 44, described in add thermal band and be used as the first conductive component.The described thermal band that adds is electrically connected with the connection wire 48 forming the second conductive component.Connect wire 48 to be bent on its end, to produce contact-making surface 49, free end is the shape of L shape substantially thus.

Add thermal band 44 to be made up of the first electric conducting material, such as, be made up by least one glassy phase of silver (Ag), palladium (Pb) and (according to execution mode).Connect wire 48 be made up of the second electric conducting material, current by silver or silver alloy make.Be provided with successively adding thermal band 44 and connect between wire 48: current manufactured with the ratio of 3:1 by AgPd the first conductive attach layer 52, current manufactured with 9:1 ratio by AgPd the 3rd conductive attach layer 56, current the second conductive attach layer 54 manufactured with 27:1 ratio by AgPd with contact lotion 58.Lotion 58 is current is made from silver and then is classified as in material the connection wire 48 be made from silver in contact.Each layer can also comprise different glassy phase compositions when needed.

Similarly, this Rotating fields also can realize as host element by gold (Au).In this case, the second electric parts replace Ag to form by Au.This has following advantage: just in high temperature fluctuations or corrosive atmosphere, obtain higher chemoresistance.

The adhesion layer 52,54,56 of conduction is such as such as, with the brazing material of method for printing screen coating or metal lotion, thick film lotion.Add thermal band 44, first conductive attach layer 52, second conductive attach layer 54, the 3rd conductive attach layer 56 and be connected wire 48 be made from a variety of materials respectively and jointly with contact lotion 58 and form electrical connector 50.

The material of the conductive attach layer 52,54,56 declined along the direction that court adds thermal band 44 by selecting its silver or silver content, realize from connecting the material of wire 48 to the transition progressively of material adding thermal band 44, the adhesive ability between all parts improving electrical connector 50 thus and then improve the shearing strength of whole electrical connector 50.In addition, especially when applying gold, pro affect the temperature stability of electrical connector 50, this is especially especially favourable in injection molding technology.

Between adjacent adhesion layer 52,54,56, between the first adhesion layer 52 and the first conductive component 44 and via contact lotion 58 between the second adhesion layer 54 and the second conductive component 48,62., 70, formed attachment surface E1, E2, E3, E4, E5 with certain adhesive force respectively in like fashion.At this, when abandoning be adjacent to attachment surface E1, E2, E3, E4, E5 adhesion layer 52,54,56, the adhesive force in attachment surface E1, E2, E3, E4, E5 is greater than the adhesive force in potential attachment surface.In other words, once cancel in adhesion layer 52,54,56, layer sub-assembly is just weaker compared with before.

Should be understood that: the current tubes of material 32 being used as substrate or load-carrying unit 35 is made up of non electrically conductive material, when being such as made up of pottery etc., can omit dielectric layer 42.

Fig. 4 illustrates the schematic cross section of the electrical connector 60 according to the second execution mode of the present utility model.The following difference with the electrical connector 50 shown in Fig. 3 of structure shown in Fig. 4 of electrical connector 60 is only: replace being connected wire 48 and arrange connecting pin 62 as the second conductive component.

Connecting pin 62 is current to be made up of silver or gold.Described connecting pin comprises pin-shaped section 64 and jointing 66, and described jointing contacts with the second conductive attach layer 54 via contact lotion 58.Jointing 66 is configured to be dish type and has the diameter larger than pin-shaped section 64, to expand contact-making surface 67.Between pin-shaped section 64 and jointing 66, be provided with transition zone 68, current being configured to of described transition zone is truncated cone, makes the diameter of pin-shaped section 64 and the diameter transition continuously of jointing 66.Improve the intensity of connecting pin 62 by transition zone 68 and then improve its life-span.It should be understood that transition zone 68 also can have different shapes, the shape of the such as wherein diameter of the diameter of pin-shaped section 64 and jointing 66 transition stepwise.

The connection wire 58 that the connecting pin 62 of the structure described before having is bending relative to the L shape according to Fig. 3 has following advantage: act on the tensile load of connecting pin 62 equably along whole directional spreding on the face of connecting pin.

Fig. 5 is the schematic diagram of the connecting pin 70 that alternative is shown, described connecting pin can be used in the electrical connector 60 shown in Fig. 4.Similar with connecting pin 62, connecting pin 70 comprises jointing 74 and the transition zone 76 of pin-shaped section 72, substantially dish type, and pin-shaped section 72 is connected with jointing 74 by described transition zone.But different from connecting pin 62, the contact-making surface 78 contacted with the second conductive attach layer 54 via contact lotion 58 when producing electrical connector of jointing 74 is configured to, and makes its outline in the opposite profile adding thermal band 44.Because Fig. 1, the tubes of material 32 shown in 3 and 4 and dielectric layer 42 disposed thereon are configured to be cylindricality, so add thermal band 44 also there are corresponding domes, from now on, the contact-making surface 78 of the jointing 74 of connecting pin 70 is matched with above-mentioned corresponding domes with the domes of spill, especially part cylinder.Better connection can also be realized in like fashion.

Fig. 6 also comprises the schematic diagram that alternative connecting pin 70 is shown, described connecting pin can be used in the electrical connector 60 shown in Fig. 4.Described connecting pin 70 be according to the difference of the connecting pin of Fig. 5: adhesion layer is forming following structural portion towards the side of jointing 74, and at least adjacent adhesion layer can join in described structural portion.Especially, structural portion forms recess 80, and at least adjacent adhesion layer can join in described recess.Described recess 80 forms undercutting 81, when connecting pin 70 is according to the electrical connector of Fig. 4 a part of, at least engages described undercutting by the adhesion layer adjoined from rear.Especially, the groove by having trapezoidal cross-section forms the recess 80 with undercutting 81.Groove be oriented in this ridge groove being parallel to the part cylinder of jointing 74.But the groove transverse to ridge groove stretches or forms two grooves circularly is also feasible.

The execution mode described before the utility model is not restricted to, but can apply in many ways.Therefore, such as should be clear that: the profile also differently can selecting the contact-making surface 78 of connecting pin 70 according to the profile of the first conductive component, the current profile according to tubes of material 32.Connect wire 48 and connecting pin 67,70 can be connected with cable in the electric line of side and continuity, such as or connect via plug system, described plug system be connected on thermoregulator.

But recognize: the utility model relates to the first conductive component of being made up of the first material and by the electrical connector between the second conductive component that the second material is formed, between conductive component, be wherein provided with adhesion layer that is that at least two generations be made up of different adhesion layer material connect and conduction, described adhesion layer material step formula ground coupling attachment characteristic, therefore conductive component is connected to each other lastingly regularly.

The feature and advantage that whole accessory rights requires, draw in specification and accompanying drawing comprise constructional details, spatial placement and method step, for itself and can be important for the utility model with different combinations.

Claims (29)

1. first conductive component (44) be made up of the first material and the second conductive component (48 of being made up of the second material; 62; 70) electrical connector (50 between; 60), wherein said first material is different with described second material, it is characterized in that, at conductive component (44,48; 62; 70) be provided with adhesion layer (52 that is that at least two generations connect and conduction between superposed on one anotherly, 54,56), wherein at adjacent adhesion layer (52,54,56) between, between the first adhesion layer (52) and the first conductive component (44) and at the second adhesion layer (54) and described second conductive component (48; 62; 70) attachment surface (E1 is formed with adhesive force respectively between, E2, E3, E4, E5), wherein said adhesion layer (52,54,56) there is different material composition and/or different adhesion layer materials, described material composition and/or adhesion layer material different with described second material from described first material.

2. electrical connector (50 according to claim 1; 60), it is characterized in that, be adjacent to attachment surface (E1, E2, E3, E4, E5) described adhesion layer (52,54,56) described Material composition design becomes, and makes to be adjacent to described attachment surface (E1, E2, E3 abandoning, E4, E5) adhesion layer (52,54,56) when, described attachment surface (E1, E2, E3, E4, E5) in adhesive force be greater than adhesive force in potential attachment surface.

3. electrical connector (50 according to claim 1 and 2; 60), it is characterized in that, the share that the first material accounts for the material composition of described adhesion layer (52,54,56) little by little rises along the direction towards described first conductive component (44).

4. electrical connector (50 according to claim 1 and 2; 60), it is characterized in that, the second material accounts for the share edge of the material composition of described adhesion layer (52,54,56) towards described second conductive component (48; 62; 70) little by little rise in direction.

5. electrical connector (50 according to claim 1 and 2; 60), it is characterized in that, be provided with the adhesion layer (52,54,56) that at least three produce the conduction connected superposed on one anotherly.

6. electrical connector (50 according to claim 1 and 2; 60), it is characterized in that, in order to optimize adjacent described attachment surface (E1, E2, E3, E4, E5) in described adhesive force, by each adhesion layer (52,54,56) material composition is matched with the adhesion layer (52,54 that direct neighbor is respectively arranged, 56) material forms and/or is matched with the conductive component (44,48 that direct neighbor is arranged; 62; 70) material.

7. electrical connector (50 according to claim 1 and 2; 60), it is characterized in that, by each adhesion layer (52,54,56) select or be configured to, making the characteristic of described adhesion layer, composition and/or adhesion layer match materials in the adhesion layer (52 of direct neighbor setting respectively, 54,56) described adhesion layer material, composition and/or characteristic, and/or the conductive component (44,48 being matched with direct neighbor setting; 62; 70) material, characteristic and/or composition.

8. electrical connector (50 according to claim 1 and 2; 60), it is characterized in that, by each adhesion layer (52,54,56) characteristic, composition and/or adhesion layer Material selec-tion or be configured to, the adhesion layer (52 making the tack of described adhesion layer be matched with distribution direct neighbor to arrange, 54,56) tack, and/or the conductive component (44,48 being matched with direct neighbor setting; 62; 70) tack.

9. electrical connector (50 according to claim 1 and 2; 60), it is characterized in that, each adhesion layer (52,54,56) has different tacks.

10. electrical connector (50 according to claim 1 and 2; 60), it is characterized in that, described adhesion layer (52; 54; 56) in its characteristic, its composition, its adhesion layer material, its tack and/or its thermal expansion character, gradient-structure is formed.

11. electrical connectors (50 according to claim 1 and 2; 60), it is characterized in that, each adhesion layer (52; 54; 56) described adhesion layer material is brazing material, contact lotion or thick film lotion.

12. electrical connectors (50 according to claim 1 and 2; 60), it is characterized in that, each adhesion layer (52; 54; 56) described adhesion layer material comprises silver, palladium, gold and/or at least one glassy phase composition.

13. electrical connectors (50 according to claim 1 and 2; 60), it is characterized in that, described second conductive component (48) is wire or twisted wire.

14. electrical connectors (50 according to claim 1 and 2; 60), it is characterized in that, described second conductive component (62; 70) be the connecting pin (62 conducted electricity; 70).

15. electrical connectors (50 according to claim 14; 60), it is characterized in that, described connecting pin (62; 70) there is pin-shaped section (64; 72) and jointing (66; 74).

16. electrical connectors (50 according to claim 15; 60), it is characterized in that, described jointing (66; 74) be configured to dish type and have than described pin-shaped section (64; 72) larger diameter.

17. electrical connectors (50 according to claim 15 or 16; 60), it is characterized in that, described adhesion layer (52,54,56) there is the profile of non-flat forms, the profile of described non-flat forms is matched with the non-flat forms of described first conductive component (44) as former and opposite profile towards the side of described jointing (74).

18. electrical connectors (50 according to claim 15; 60), it is characterized in that, the side towards described adhesion layer (52,54,56) of described jointing (74) is configured to structural portion, and at least adjacent described adhesion layer (52,54,56) joins in described structural portion.

19. electrical connectors (50 according to claim 18; 60), it is characterized in that, described structural portion is configured to recess (80), and at least adjacent described adhesion layer (52,54,56) joins in described recess.

20. electrical connectors (50 according to claim 19; 60), it is characterized in that, described recess (80) forms undercutting (81), at least engages described undercutting by the described adhesion layer adjoined (52,54,56) from rear.

21. electrical connectors (50 according to claim 20; 60), it is characterized in that, form the described recess (80) with described undercutting (81) by the groove with trapezoidal cross-section.

22. electrical connectors (50 according to claim 15; 60), it is characterized in that, at described pin-shaped section (64; 72) and described jointing (66; 74) at least one transition zone (68 is provided with between; 76), described transition zone is configured to, and makes described pin-shaped section (64; 72) diameter and described jointing (66; 74) diameter stepwise or transition continuously.

23. 1 kinds of firing equipments (31) with load-carrying unit (35), what described load-carrying unit applied the layer form of band shape adds thermal band (44), the wherein said thermal band (44) that adds has the first connecting end portion (45) and the second connecting end portion (47), wherein be provided with the electrical connector (50 according to any one of claim 1 to 22,60), and wherein said described first connecting end portion (45) adding thermal band (44) forms described first conductive component (44) of described electrical connector (50,60).

24. firing equipments according to claim 23 (31), is characterized in that, described in add thermal band (44) and manufacture with thin-bed technique, thick-layer technology or dosage feeding technique.

25. 1 kinds of injection-moulding nozzles (30), it has the firing equipment (31) according to claim 23 or 24.

26. injection-moulding nozzles according to claim 25 (30), is characterized in that, are provided with tubes of material (32), and described tubes of material can heat with described firing equipment (31).

27. injection-moulding nozzles according to claim 26 (30), it is characterized in that, described tubes of material (32) forms the described load-carrying unit (35) of described firing equipment (31) or described load-carrying unit (35) forming sleeves or the collar and moves in described tubes of material (32).

28. 1 kinds of mold part for injection mold, it has the firing equipment (31) according to claim 23 or 24.

29. 1 kinds of injection molds, it has mold part according to claim 28.