CN215119262U - Connector with a locking member - Google Patents
Connector with a locking member Download PDFInfo
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- CN215119262U CN215119262U CN202120719724.7U CN202120719724U CN215119262U CN 215119262 U CN215119262 U CN 215119262U CN 202120719724 U CN202120719724 U CN 202120719724U CN 215119262 U CN215119262 U CN 215119262U
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Abstract
The utility model discloses a connector, this connector includes: the cable connector comprises a first main body and a second main body, wherein a first pipeline is arranged on the first main body, a first connector is arranged in the first pipeline, and one end of the first connector is used for connecting a first wire; a second pipeline is arranged on the second main body, a second plug connector is arranged in the second pipeline, and one end of the second plug connector is used for connecting a second wire; the second main body is used for being butted with the first main body so that the other end of the second plug connector is mutually plugged with the other end of the first plug connector; the first plug connector and the second plug connector are made of the same materials, and the second plug connector is a transitional plug connector and used for reducing the potential difference between the first lead and the second lead. The utility model discloses technical scheme realizes the transitivity switching to two kinds of wires that have the potential difference, and connected mode is simple, easy dismounting, operation are simple and easy.
Description
Technical Field
The utility model relates to a connector technical field, in particular to connector.
Background
The conductive parts of the terminals of the inverter equipment in the photovoltaic system are made of copper materials and are connected with aluminum terminals to realize conductivity when in use.
The copper-aluminum lap joint is easy to generate electrochemical corrosion (because the metal activity of the copper and the aluminum is different, a potential difference is generated, a primary battery is formed, when water enters the joint or the ambient air is wet, electrolyte is formed, and the electrochemical corrosion is caused), and when the copper-aluminum lap joint is used for a long time, the heating accumulation is possibly caused, and then the terminal is burnt. Therefore, in the existing scheme, a copper-aluminum through-connection OT terminal is mostly used to connect a copper terminal and an aluminum terminal, or a copper-aluminum transition piece is added between the aluminum terminal and a copper bar.
This method is suitable for a small number of electrical connections, and for an inverter dc-side group, for example, because the number of series lines is large, if this method is adopted, various problems such as high installation cost, huge operation space requirement, complex wiring operation, low implementability, and the like may be caused.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims at providing a connector aims at realizing the transitive switching to two kinds of wires that have the potential difference, and connected mode is simple, easy dismounting, operation are simple and easy.
To achieve the above object, the present invention provides a connector, which includes: the cable connector comprises a first main body and a second main body, wherein a first pipeline is arranged on the first main body, a first connector is arranged in the first pipeline, and one end of the first connector is used for connecting a first wire; a second pipeline is arranged on the second main body, a second plug connector is arranged in the second pipeline, and one end of the second plug connector is used for connecting a second wire; the second main body is used for being butted with the first main body so that the other end of the second plug connector is mutually plugged with the other end of the first plug connector; the first plug connector and the second plug connector are made of the same materials, and the second plug connector is a transitional plug connector and used for reducing the potential difference between the first lead and the second lead.
Optionally, the second connector comprises: the first connecting part is used for being plugged with the first plug connector, and the material of the first connecting part is the same as that of the first lead; the second connecting part is used for being connected with the second conducting wire, and the material of the second connecting part is the same as that of the second conducting wire; wherein the first connection portion and the second connection portion are welded.
Optionally, the second connector comprises: the first connecting part is used for being connected with the first plug connector in an inserting mode, and the material of the first connecting part is the same as that of the first lead; the second connecting part is used for being connected with the second conducting wire, and the material of the second connecting part is the same as that of the second conducting wire; the transition piece is connected between the first connecting portion and the second connecting portion, and the potential of the material of the transition piece is between the potential of the material of the first lead and the potential of the material of the second lead.
Optionally, the second connector comprises a first connection portion and a second connection portion, which are connected to each other, the first connection portion is used for being plugged with the first connector, and the second connection portion is used for being connected with the second wire; the material of the first connecting part is the same as that of the first wire, and the potential of the material of the second connecting part is between the potential of the material of the first wire and the potential of the material of the second wire; or the material of the second connecting part is the same as that of the second wire, and the potential of the material of the first connecting part is between the potential of the material of the first wire and the potential of the material of the second wire; or the potential of the material of the first connecting part and the potential of the material of the second connecting part are both between the potential of the material of the first conducting wire and the potential of the material of the second conducting wire.
Optionally, the first wire is a copper wire, and the second wire is an aluminum wire; the first connecting portion is a copper pipe, the second connecting portion is an aluminum pipe, one end of the copper pipe is sleeved on the outer wall of the aluminum pipe, and the copper pipe and the aluminum pipe are welded.
Optionally, the first wire is a copper wire, and the second wire is an aluminum wire; the first connecting portion is a copper pipe, the second connecting portion is an aluminum pipe, and two end portions, close to each other, of the copper pipe and the aluminum pipe are welded.
Optionally, two ends, close to each other, of the copper pipe and the aluminum pipe are both closed ends, and an end face of the closed end of the copper pipe is welded to an end face of the closed end of the aluminum pipe.
Optionally, the first wire is a copper wire, and the second wire is an aluminum wire; the first connecting part is a copper pipe, the second connecting part is an aluminum pipe, and one end of the aluminum pipe is sleeved on the outer wall of the copper pipe; the transition piece is a coating, the potential of the material of the coating is between the potential of copper and the potential of aluminum, and at least one of the inner wall of the aluminum pipe and the outer wall of the copper pipe is coated with the coating.
Optionally, the copper pipe is provided with a plurality of deformation portions along the circumferential direction, the deformation portions are sunken towards the central axis direction of the copper pipe, and the deformation portions extend along the axial direction of the copper pipe.
Optionally, the first wire is a copper wire, and the second wire is an aluminum wire; the first connecting portion are copper pipes, the second connecting portion are adapter pipes, one end of each copper pipe is sleeved on the outer wall of each adapter pipe, and the potential of the material of each adapter pipe is between the potential of copper and the potential of aluminum.
The technical scheme of the utility model in, the connector includes first main part and second main part, is equipped with first plug connector in the first pipeline of first main part, is equipped with the second plug connector in the second pipeline of second main part, with the one end overlap joint of first wire and first plug connector, with the one end overlap joint of second wire and second plug connector, through first main part and the butt joint of second main part, can realize that the other end of first plug connector pegs graft with the other end of second plug connector to reach the effect that first wire and second wire switched on. The material of the first plug connector is the same as that of the first lead, and the second plug connector is a transitional plug connector, so that the potential difference between the first lead and the second lead can be reduced, electrochemical corrosion caused by direct connection of the first lead and the second lead is prevented, and transitional switching of the first lead and the second lead is realized. The connector is small in size, convenient to insert and disassemble, simple and easy to operate, convenient to wire, capable of overcoming the defects that locking is tedious and required operation space is large when OT switching terminals are used for connection in a conventional scheme, and strong in implementability.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of the connector of the present invention;
FIG. 2 is a schematic view of a second connector of the connector of FIG. 1;
fig. 3 is a schematic structural diagram of another embodiment of the connector of the present invention;
FIG. 4 is a schematic view of a second connector of the connector of FIG. 3;
fig. 5 is a schematic structural diagram of another embodiment of the connector of the present invention;
FIG. 6 is a schematic view of a second connector of the connector of FIG. 4;
fig. 7 is a schematic structural diagram of another embodiment of the connector of the present invention;
fig. 8 is a schematic view of the second connector of the connector of fig. 7.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | Connector with a |
22 | |
| 10 | First |
221 | |
| 11 | |
2211 | |
| 12 | |
222 | |
| 20 | |
223 | |
| 21 | Second pipeline |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a connector 100.
In the embodiment of the present invention, as shown in fig. 1, the connector 100 includes: the connector comprises a first main body 10 and a second main body 20, wherein a first pipeline 11 is arranged on the first main body 10, a first connector 12 is arranged in the first pipeline 11, and one end of the first connector 12 is used for connecting a first lead (not shown); a second pipeline 21 is formed in the second main body 20, a second plug connector 22 is arranged in the second pipeline 21, and one end of the second plug connector 22 is used for connecting a second lead (not shown); the second main body 20 is used for being butted with the first main body 10 so that the other end of the second plug connector 22 is plugged with the other end of the first plug connector 12; the material of the first connector 12 is the same as that of the first wire, and the second connector 22 is a transitional connector to reduce the potential difference between the first wire and the second wire.
It should be noted that the first body 10 and the second body 20 are two components of the connector 100 of the present invention, and one of the first body 10 and the second body 20 is a male end body, and the other is a female end body. The present invention is not limited to the modification of the second connector 22, and other configurations of the connector 100 may be used. For convenience of description, the first body 10 is a male body, and the second body 20 is a female body.
Specifically, the first pipe 11 extends along the length direction of the first body 10 and penetrates through the front end and the rear end of the first body 10, the front end of the first body 10 is a plug end, and the rear end of the first body 10 forms a crimping end; similarly, the second pipe 21 extends along the length direction of the second body 20 and penetrates through the front and rear ends of the second body 20, the front end of the second body 20 is a plug end, and the rear end of the second body 20 is a press end. Wherein the rear end of the first body 10 is used for crimping a first wire and the rear end of the second body 20 is used for crimping a second wire.
It is understood that, as the connector 100, the first connector 12 and the second connector 22 are both conductors, that is, the first connector 12 and the second connector 22 are both made of conductive material such as metal. One end of the first plug connector 12 is a terminal, corresponds to the crimping end of the first main body 10, and is used for connecting a first wire, and the other end of the first plug connector 12 extends to the outside from the plugging end of the first main body 10 to form a male plugging end; one end of the second connector 22 is a terminal, corresponding to the crimping end of the second main body 20, for connecting a second wire, and the other end of the second connector 22 corresponds to the plugging end of the second main body 20, forming a female plugging end.
In use, a first wire is first crimped into the first conduit 11 of the first body 10 from the crimped end of the first body 10 and connected to the terminal of the first connector 12, a second wire is crimped into the second conduit 21 of the second body 20 from the crimped end of the second body 20 and connected to the terminal of the second connector 22; then, the mating end of the first body 10 is mated with the mating end of the second body 20, so that the male mating end of the first connector 12 is mated with the female mating end of the second connector 22. At this time, the first and second wires are connected via the first and second connectors 12 and 22, thereby achieving a conductive effect.
In addition, the inserting end of the first main body 10 is further provided with a clamping piece, the inserting end of the second main body 20 is further provided with a buckling piece, the clamping piece is matched with the buckling piece, and the clamping piece and the buckling piece are detachably connected. In this way, after the first body 10 and the second body 20 are butted, the butted state of the first body 10 and the second body 20 can be locked through the interlocking of the clamping piece and the buckling piece; the first body 10 and the second body 20 can be switched to the disengaged state by separating the clip member and the fastener member. The specific structural arrangement of the clamping piece and the buckling piece can adopt the prior art, and the detailed description is omitted here.
When the potential of the material of the first conducting wire and the potential of the material of the second conducting wire are different too much (such as a copper wire and an aluminum wire), the potential difference between the two is easy to cause electrochemical corrosion of the first conducting wire and the second conducting wire at the lap joint. In this embodiment, the material of first plug connector 12 is the same as the material of first wire, and second plug connector 22 is transitional plug connector, can reduce the potential difference between first wire and the second wire, connects first wire and second wire through first plug connector 12 and second plug connector 22, can realize the transitional switching of first wire and second wire, prevents the electrochemical corrosion that first wire and second wire lug connection produced to the life of extension equipment, improve the safety in utilization of equipment.
It is easy to understand, the utility model discloses a connector can be used for connecting the great wire of potential difference in addition to the great copper line of potential difference and aluminium wire, can also be used for connecting the great wire of potential difference of other materials, for example copper alloy (adding alloy elements such as iron, zinc, chromium, cadmium in copper promptly) wire and aluminum alloy (adding alloy elements such as copper, iron, magnesium, silicon, zinc, boron in aluminium promptly) wire, or alloy steel (the main component is iron) line and silver-colored heart yearn, etc. the utility model discloses do not restrict to this.
Therefore, the technical scheme of the utility model in, first wire adopts the mode of crimping to be connected with first plug connector 12 of first main part 10, and the second wire adopts the crimping mode to be connected with second plug connector 22 of second main part 20, and first main part 10 and the butt joint of second main part 20 can realize pegging graft of first plug connector 12 and second plug connector 22 to reach the effect that first wire and second wire switched on. The material through setting up first plug connector 12 is the same with the material of first wire, and second plug connector 22 is transition plug connector, can reduce the potential difference between first wire and the second wire, prevent that first wire and second wire lug connection from producing electrochemical corrosion, thereby realize the transition switching of first wire and second wire, this connector 100 small in size, grafting and easy dismounting, the operation is simple and easy, the wiring is convenient, the drawback that locking is loaded down with trivial details and required operating space is big when using OT switching terminal to connect in having overcome the conventional scheme, can implement nature is strong.
As an alternative embodiment, referring to fig. 1 to 4, the second connector 22 includes: the first connecting part is used for being connected with the first plug connector 12 in an inserting mode, and the material of the first connecting part is the same as that of the first lead; the second connecting part is used for being connected with the second conducting wire, and the material of the second connecting part is the same as that of the second conducting wire; wherein the first connection portion and the second connection portion are welded.
In this embodiment, the first connection portion of the second connector 22 corresponds to the plugging end of the first main body 10, and the second connection portion of the second connector 22 corresponds to the line pressing end of the second main body 20. For the first wire and the second wire with larger potential difference, the material of the first connecting part is the same as that of the first wire, and the material of the second connecting part is the same as that of the second wire, so that no potential difference exists between the first connecting part and the first wire, and no potential difference exists between the second connecting part and the second wire, the electrochemical corrosion can be avoided when the first wire is connected with the first connecting part, and the electrochemical corrosion can be avoided when the second wire is connected with the second connecting part; because the potential difference between the first connecting part and the second connecting part is larger, the first connecting part and the second connecting part are directly welded together, and the joint of the first connecting part and the second connecting part can be prevented from being immersed in air and moisture, so that electrochemical corrosion between the first connecting part and the second connecting part can be effectively prevented. Therefore, the second connector 22 composed of the first connection portion and the second connection portion transitionally connects the first lead and the second lead, and can prevent electrochemical corrosion caused by direct connection of the first lead and the second lead, thereby prolonging the service life of the equipment and improving the use safety of the equipment.
As an alternative embodiment, referring to fig. 5 to 6, the second connector 22 includes: the first connecting part is used for being connected with the first plug connector 12 in an inserting mode, and the material of the first connecting part is the same as that of the first lead; the second connecting part is used for being connected with the second conducting wire, and the material of the second connecting part is the same as that of the second conducting wire; the transition piece is connected between the first connecting portion and the second connecting portion, and the potential of the material of the transition piece is between the potential of the material of the first lead and the potential of the material of the second lead.
In this embodiment, the first connection portion of the second connector 22 corresponds to the plugging end of the first main body 10, and the second connection portion of the second connector 22 corresponds to the line pressing end of the second main body 20. For the first wire and the second wire with larger potential difference, the material of the first connecting part is the same as that of the first wire, and the material of the second connecting part is the same as that of the second wire, so that no potential difference exists between the first connecting part and the first wire, and no potential difference exists between the second connecting part and the second wire, the electrochemical corrosion can be avoided when the first wire is connected with the first connecting part, and the electrochemical corrosion can be avoided when the second wire is connected with the second connecting part; because the potential difference between the first connecting part and the second connecting part is larger, a transition piece is additionally arranged between the first connecting part and the second connecting part, the potential of the transition piece is between the potentials of the first wire and the second wire, namely, the potential difference between the transition piece and the first connecting part and the potential difference between the transition piece and the second connecting part are not large, a transition effect can be realized between the first connecting part and the second connecting part, the potential difference between the first connecting part and the second connecting part is reduced, and therefore electrochemical corrosion can be effectively prevented from occurring between the first connecting part and the second connecting part. Therefore, the second connector 22 composed of the first connection portion and the second connection portion transitionally connects the first lead and the second lead, and can prevent electrochemical corrosion generated by direct connection of the first lead and the second lead, thereby prolonging the service life of the equipment and improving the use safety of the equipment.
As an alternative embodiment, referring to fig. 7 to 8, the second connector 22 includes a first connector and a second connector connected to each other, the first connector is used for being plugged with the first connector 12, and the second connector is used for being connected with the second wire; the material of the first connecting part is the same as that of the first wire, and the potential of the material of the second connecting part is between the potential of the material of the first wire and the potential of the material of the second wire; or the material of the second connecting part is the same as that of the second wire, and the potential of the material of the first connecting part is between the potential of the material of the first wire and the potential of the material of the second wire; or the potential of the material of the first connecting part and the potential of the material of the second connecting part are both between the potential of the material of the first conducting wire and the potential of the material of the second conducting wire.
In this embodiment, the first connection portion of the second connector 22 corresponds to the plugging end of the first main body 10, and the second connection portion of the second connector 22 corresponds to the line pressing end of the second main body 20. For the first wire and the second wire with larger potential difference, the potential of at least one connecting part of the first connecting part and the second connecting part is set between the potential of the first wire and the potential of the second wire, and the material of the other connecting part is set to be the same as that of the corresponding wire. For example, the potential of the first connection portion is set between the potential of the first wire and the potential of the second wire, and the material of the second connection portion is the same as that of the second wire, so that no potential difference exists between the second connection portion and the second wire, the potential difference between the first connection portion and the first wire is not large, the potential difference between the first connection portion and the second connection portion is not large, the first connection portion can play a transition role between the first wire and the second wire, the potential difference between the first wire and the second wire is reduced, and electrochemical corrosion between the first wire and the second wire can be effectively prevented. Therefore, the second connector 22 composed of the first connection portion and the second connection portion transitionally connects the first lead and the second lead, and can prevent electrochemical corrosion generated by direct connection of the first lead and the second lead, thereby prolonging the service life of the equipment and improving the use safety of the equipment.
In an embodiment of the present invention, please refer to fig. 1 to 2, the first conductive wire is a copper wire, and the second conductive wire is an aluminum wire; the first connecting portion is a copper pipe 221, the second connecting portion is an aluminum pipe 222, one end of the copper pipe 221 is sleeved on the outer wall of the aluminum pipe 222, and the copper pipe 221 and the aluminum pipe 222 are welded.
In this embodiment, the copper wire is connected to the copper pipe 221 without a potential difference therebetween, the aluminum wire is connected to the aluminum pipe 222 without a potential difference therebetween, the surfaces of the inner wall of the copper pipe 221 and the outer wall of the aluminum pipe 222, which are in contact with each other, are welded together, and the joint therebetween is not immersed in air or moisture, that is, electrochemical corrosion does not occur at each joint. Therefore, the first lead and the second lead are transitionally connected through the second connector 22, so that electrochemical corrosion caused by direct connection of the first lead and the second lead can be prevented, the service life of the equipment is prolonged, and the use safety of the equipment is improved.
Of course, it is also possible to arrange that one end of the aluminum pipe 222 is sleeved on the outer wall of the copper pipe 221, and the copper pipe 221 and the aluminum pipe 222 are welded. This technical scheme belongs to the deformation of this embodiment, falls into the utility model discloses a protection scope.
Further, it is easily understood that, in order to improve the properties of the aluminum pipe 222, an aluminum alloy material may be formed by adding other alloying elements to the pure aluminum material of the aluminum pipe 222, thereby manufacturing an aluminum alloy pipe, which is a means commonly used by those skilled in the art. Meanwhile, in order to improve the long-term use reliability of the copper-aluminum lap joint, in actual use, the connector 100 may be additionally filled with a conductive paste at the crimping contact position of the aluminum wire and the aluminum pipe 222 to improve the conductive capability at the crimping position.
In another embodiment of the present invention, please refer to fig. 3 to 4, the first conductive wire is a copper wire, and the second conductive wire is an aluminum wire; the first connecting part is a copper pipe 221, the second connecting part is an aluminum pipe 222, and two ends of the copper pipe 221 and the aluminum pipe 222, which are close to each other, are welded.
In this embodiment, the copper wire is connected to the copper pipe 221 without a potential difference therebetween, the aluminum wire is connected to the aluminum pipe 222 without a potential difference therebetween, and the surfaces of the copper pipe 221 and the aluminum pipe 222 which are in contact with each other are welded together without immersing the joint therebetween into air or moisture, that is, electrochemical corrosion does not occur at each joint. Therefore, the first lead and the second lead are transitionally connected through the second connector 22, so that electrochemical corrosion caused by direct connection of the first lead and the second lead can be prevented, the service life of the equipment is prolonged, and the use safety of the equipment is improved. In this embodiment, the surfaces of the two ends of the copper pipe 221 and the aluminum pipe 222 are welded, and the processing method of this embodiment is simpler and easier than the welding at the gap between the inner wall and the outer wall that are attached to each other.
Further, referring to fig. 3 to 4, both ends of the copper pipe 221 and the aluminum pipe 222 which are close to each other are closed ends, and an end surface of the closed end of the copper pipe 221 is welded to an end surface of the closed end of the aluminum pipe 222.
In this embodiment, the end of the copper pipe 221 for welding and the end of the aluminum pipe 222 for welding are both provided as closed ends, so that the contact area between the two ends can be increased, that is, the welding area between the two ends can be increased, the convenience of welding operation can be further improved, and the reliability of the structure of the second connector 22 can be improved.
In another embodiment of the present invention, please refer to fig. 5 to 6, the first conductive wire is a copper wire, and the second conductive wire is an aluminum wire; the first connecting part is a copper pipe 221, the second connecting part is an aluminum pipe 222, and one end of the aluminum pipe 222 is sleeved on the outer wall of the copper pipe 221; the transition piece is a plating layer (not shown) of a material having a potential between that of copper and that of aluminum, and at least one of the inner wall of the aluminum pipe 222 and the outer wall of the copper pipe 221 is plated with the plating layer.
In this embodiment, the copper wire is connected to the copper pipe 221 without a potential difference therebetween, the aluminum wire is connected to the aluminum pipe 222 without a potential difference therebetween, and a plating layer is plated between an outer wall of the copper pipe 221 and/or an inner wall of the aluminum pipe 222, where the plating layer is made of a material, specifically, nickel or tin, and the plating layer has a small potential difference with the copper pipe 221 and a small potential difference with the aluminum pipe 222, so that a transition effect can be achieved between the copper pipe 221 and the aluminum pipe 222, and the potential difference between the copper pipe 221 and the aluminum pipe 222 is reduced, that is, electrochemical corrosion does not occur at each connection. Therefore, the first lead and the second lead are transitionally connected through the second connector 22, so that electrochemical corrosion caused by direct connection of the first lead and the second lead can be prevented, the service life of the equipment is prolonged, and the use safety of the equipment is improved.
Of course, one end of the copper pipe 221 may be disposed to be fitted over the outer wall of the aluminum pipe 222, and at least one of the inner wall of the copper pipe 221 and the outer wall of the aluminum pipe 222 may be plated with a plating layer. This technical scheme belongs to the deformation of this embodiment, falls into the utility model discloses a protection scope.
Further, referring to fig. 6, the copper pipe 221 is circumferentially provided with a plurality of deformation portions 2211, the deformation portions 2211 are recessed toward the central axis direction of the copper pipe 221, and the deformation portions 2211 extend along the axial direction of the copper pipe 221.
In this embodiment, by disposing a plurality of deformation portions 2211 recessed toward the center of the copper pipe 221 on the copper pipe 221, on one hand, the deformation capability of the copper pipe 221 can be improved, so that when the copper pipe 221 is embedded into the aluminum pipe 222, the connection between the copper pipe 221 and the aluminum pipe 222 can be more stable through the deformation and restoration of the copper pipe 221; on the other hand, the concave deformation 2211 can increase the contact area between the copper pipe 221 and the air, thereby improving the heat dissipation capability of the copper pipe 221 and avoiding the heat generated by the working of the lead from being accumulated at the copper pipe 221.
In another embodiment of the present invention, please refer to fig. 7 to 8, the first conductive wire is a copper wire, and the second conductive wire is an aluminum wire; the first connecting portion is a copper pipe 221, the second connecting portion is an adapter tube 223, one end of the copper pipe 221 is sleeved on the outer wall of the adapter tube 223, and the potential of the material of the adapter tube 223 is between the potential of copper and the potential of aluminum.
In this embodiment, the copper wire is connected with the copper pipe 221, and there is not a potential difference between the copper wire and the copper pipe, the aluminum wire is connected with the adapter tube 223, the material of the adapter tube 223 is specifically tin or nickel, the potential difference between the aluminum wire and the adapter tube 223 is not large, the adapter tube 223 can play a transition role between the first connecting portion and the second connecting portion, and the potential difference between the first connecting portion and the second connecting portion is reduced, that is, electrochemical corrosion does not occur at each connecting portion. Therefore, the first lead and the second lead are transitionally connected through the second connector 22, so that electrochemical corrosion caused by direct connection of the first lead and the second lead can be prevented, the service life of the equipment is prolonged, and the use safety of the equipment is improved. The specific installation sequence of the connector 100 may be that the adapter tube 223, such as a tin tube, is first sleeved on the aluminum wire connector, and then the aluminum wire connector coated with the tin tube is inserted into the copper tube 221.
Of course, the first connection portion may be an adapter tube 223, the second connection portion may be an aluminum tube 222, one end of the aluminum tube 222 is sleeved on the outer wall of the adapter tube 223, and the potential of the material of the adapter tube 223 is between the potential of copper and the potential of aluminum. This technical scheme belongs to the deformation of this embodiment, falls into the utility model discloses a protection scope.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (10)
1. A connector, comprising:
the cable connector comprises a first main body, a second main body and a connecting piece, wherein a first pipeline is arranged on the first main body, a first connector is arranged in the first pipeline, and one end of the first connector is used for connecting a first wire;
the second main body is provided with a second pipeline, a second plug connector is arranged in the second pipeline, and one end of the second plug connector is used for connecting a second wire; the second main body is used for being butted with the first main body so that the other end of the second plug connector is mutually plugged with the other end of the first plug connector;
the first plug connector and the second plug connector are made of the same materials, and the second plug connector is a transitional plug connector and used for reducing the potential difference between the first lead and the second lead.
2. The connector of claim 1, wherein said second plug member comprises:
the first connecting part is used for being connected with the first plug connector in an inserting mode, and the material of the first connecting part is the same as that of the first lead;
the second connecting part is used for being connected with the second lead, and the material of the second connecting part is the same as that of the second lead;
wherein the first connection portion and the second connection portion are welded.
3. The connector of claim 1, wherein said second plug member comprises:
the first connecting part is used for being connected with the first plug connector in an inserting mode, and the material of the first connecting part is the same as that of the first lead;
the second connecting part is used for being connected with the second lead, and the material of the second connecting part is the same as that of the second lead;
a transition connected between the first connection and the second connection, a material of the transition having a potential between a potential of a material of the first wire and a potential of a material of the second wire.
4. The connector of claim 1, wherein the second connector includes a first connector portion and a second connector portion connected to each other, the first connector portion being adapted to mate with the first connector portion, the second connector portion being adapted to connect with the second wire;
the material of the first connecting part is the same as that of the first wire, and the potential of the material of the second connecting part is between the potential of the material of the first wire and the potential of the material of the second wire;
or the material of the second connecting part is the same as that of the second wire, and the potential of the material of the first connecting part is between the potential of the material of the first wire and the potential of the material of the second wire;
or the potential of the material of the first connecting part and the potential of the material of the second connecting part are both between the potential of the material of the first conducting wire and the potential of the material of the second conducting wire.
5. The connector of claim 2, wherein the first wire is a copper wire and the second wire is an aluminum wire;
the first connecting portion is a copper pipe, the second connecting portion is an aluminum pipe, one end of the copper pipe is sleeved on the outer wall of the aluminum pipe, and the copper pipe and the aluminum pipe are welded.
6. The connector of claim 2, wherein the first wire is a copper wire and the second wire is an aluminum wire;
the first connecting portion is a copper pipe, the second connecting portion is an aluminum pipe, and two end portions, close to each other, of the copper pipe and the aluminum pipe are welded.
7. A connector as defined in claim 6, wherein both ends of said copper pipe and said aluminum pipe which are adjacent to each other are closed ends, and an end face of the closed end of said copper pipe is welded to an end face of the closed end of said aluminum pipe.
8. The connector of claim 3, wherein the first wire is a copper wire and the second wire is an aluminum wire;
the first connecting part is a copper pipe, the second connecting part is an aluminum pipe, and one end of the aluminum pipe is sleeved on the outer wall of the copper pipe;
the transition piece is a coating, the potential of the material of the coating is between the potential of copper and the potential of aluminum, and at least one of the inner wall of the aluminum pipe and the outer wall of the copper pipe is coated with the coating.
9. The connector according to claim 8, wherein the copper tube is circumferentially provided with a plurality of deformation portions, the deformation portions are recessed towards the central axis direction of the copper tube, and the deformation portions extend along the axial direction of the copper tube.
10. The connector of claim 4, wherein the first wire is a copper wire and the second wire is an aluminum wire;
the first connecting portion are copper pipes, the second connecting portion are adapter pipes, one end of each copper pipe is sleeved on the outer wall of each adapter pipe, and the potential of the material of each adapter pipe is between the potential of copper and the potential of aluminum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120719724.7U CN215119262U (en) | 2021-04-07 | 2021-04-07 | Connector with a locking member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120719724.7U CN215119262U (en) | 2021-04-07 | 2021-04-07 | Connector with a locking member |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215119262U true CN215119262U (en) | 2021-12-10 |
Family
ID=79264507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120719724.7U Active CN215119262U (en) | 2021-04-07 | 2021-04-07 | Connector with a locking member |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215119262U (en) |
-
2021
- 2021-04-07 CN CN202120719724.7U patent/CN215119262U/en active Active
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