CN110364844B - High-current wiring terminal - Google Patents
High-current wiring terminal Download PDFInfo
- Publication number
- CN110364844B CN110364844B CN201910746325.7A CN201910746325A CN110364844B CN 110364844 B CN110364844 B CN 110364844B CN 201910746325 A CN201910746325 A CN 201910746325A CN 110364844 B CN110364844 B CN 110364844B
- Authority
- CN
- China
- Prior art keywords
- terminal
- female terminal
- female
- sub
- son
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 26
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052802 copper Inorganic materials 0.000 claims abstract description 9
- 239000010949 copper Substances 0.000 claims abstract description 9
- 239000007787 solid Substances 0.000 claims abstract description 7
- 239000012790 adhesive layer Substances 0.000 claims abstract description 6
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims 4
- 238000007906 compression Methods 0.000 claims 4
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
- H01R11/26—End pieces terminating in a screw clamp, screw or nut
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/04—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation using electrically conductive adhesives
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/10—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation
- H01R4/18—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping
- H01R4/183—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping for cylindrical elongated bodies, e.g. cables having circular cross-section
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/10—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation
- H01R4/18—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping
- H01R4/20—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping using a crimping sleeve
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/30—Clamped connections, spring connections utilising a screw or nut clamping member
- H01R4/304—Clamped connections, spring connections utilising a screw or nut clamping member having means for improving contact
Landscapes
- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
- Connections Arranged To Contact A Plurality Of Conductors (AREA)
Abstract
The invention discloses a high-current wiring terminal which comprises a female terminal and a male terminal, wherein the female terminal and the male terminal are both made of cylindrical copper bars, the interiors of one end of the female terminal and one end of the male terminal are hollow, wiring holes are formed, the interiors of the other ends of the female terminal and the male terminal are both solid, a connecting plane is formed on the surface of the female terminal and the male terminal, two threaded holes are formed on the surface of the connecting plane, a conductive adhesive layer is coated on the surface of the connecting plane, a lead wire is arranged at one end of the female terminal, which is positioned in the wiring holes, of the male terminal, a cable is arranged at one end of the male terminal, which is positioned in the wiring holes, and the lead wire and the cable both comprise copper cores. According to the invention, the mode of mutually attaching and fixing the connection planes of the female terminal and the sub terminal is adopted, so that the connection planes of the female terminal and the sub terminal can be completely overlapped, the contact area of the connection planes is increased, the resistance value is smaller, the heating value is less, the potential safety hazard is reduced, and the service life is prolonged.
Description
Technical Field
The invention relates to the technical field of electrical equipment, in particular to a high-current wiring terminal.
Background
The connection terminal is an accessory product for realizing electrical connection, and is industrially divided into the category of connectors. As the degree of industrial automation becomes higher and the industrial control requirements become more stringent and precise, the amount of the terminal blocks used is gradually increased. With the development of the electronic industry, the use range of the wiring terminal is more and more, and the variety is also more and more. In addition to PCB board terminals, there are hardware terminals, nut terminals, spring terminals, etc. that are most widely used.
However, in industry, equipment with power of hundreds of kilowatts is more and more common, and a wiring mode of an equipment cable and a power source cable is usually that copper nose terminals are stacked together, and as the contact area of the copper nose terminals is not large and the contact surface of the copper nose terminals has certain deformation, sliding dislocation is easy to occur on the contact surface during the nut compacting process, so that the conductive area is further reduced. In the use, the phenomenon that the resistance value of the copper nose is large can occur, more heat is generated, and certain potential safety hazard exists.
Therefore, it is necessary to invent a high-current connection terminal to solve the above-mentioned problems.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the high-current wiring terminal, and the connecting planes of the female terminal and the sub terminal are effectively ensured to be completely overlapped by adopting a mode of mutually attaching and fixing the connecting planes of the female terminal and the sub terminal, so that the contact area of the connecting planes is increased, the resistance value is smaller, the heating value is less, the potential safety hazard is reduced, and the service life is prolonged, so that the problems in the background art are solved.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a heavy current binding post, includes female terminal and son terminal, female terminal and son terminal all adopt the cylinder bar copper to make, female terminal and the inside cavity setting that is of son terminal one end, and form the wiring hole, female terminal and the inside solid setting that is of son terminal other end, and the surface has seted up connection plane, two screw holes have been seted up on connection plane surface, connection plane surface coating has the conductive adhesive layer, female terminal is located the one end of wiring hole and is provided with the lead wire, son terminal is located the one end of wiring hole and is provided with the cable, lead wire and cable all include the copper core, wiring hole and copper core assorted setting.
Preferably, the threaded holes of the female terminal and the threaded holes of the sub terminals are connected by countersunk head screws, and countersunk head holes matched with the countersunk head screws are formed in positions of the surfaces of the sub terminals at the threaded holes.
Preferably, the female terminal and the sub-terminal are arranged at one end of the wiring hole in a hollow cylindrical shape, the diameters are the same, the female terminal and the sub-terminal are arranged at one end of the connection plane in a solid semi-cylindrical shape, and the lengths are the same.
Preferably, cold pressing type is adopted between the copper core and the wiring hole to deform, compress and compact the wiring hole, the used tool is cold pressing pliers, and cold pressing grooves matched with the cold pressing pliers are formed in the surfaces of the female terminal and the sub terminal.
Preferably, the connection plane of the female terminal and the connection plane of the sub terminal are smooth and flat, and the two connection planes can be mutually attached.
Preferably, the length of the wiring hole is greater than the length of the connection plane and not greater than twice the connection length.
The invention has the technical effects and advantages that:
According to the invention, the mode of mutually attaching and fixing the connection planes of the female terminal and the sub terminal is adopted, so that the connection planes of the female terminal and the sub terminal can be effectively ensured to be completely overlapped without sliding dislocation, and the contact area of the connection planes is increased by adopting a plane contact mode, so that the connection planes are tightly attached, the contact effect is more sufficient, the resistance value is smaller, the heating value is less, the potential safety hazard is reduced, and the service life is prolonged.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of a female terminal structure of the present invention;
fig. 3 is a cross-sectional view of a female terminal structure of the present invention;
FIG. 4 is a schematic view of a sub-terminal structure according to the present invention;
fig. 5 is a cross-sectional view of a sub-terminal structure of the present invention.
In the figure: 1. a female terminal; 2. a sub-terminal; 3. wiring holes; 4. a connection plane; 5. a threaded hole; 6. a conductive adhesive layer; 7. a lead wire; 8. a cable; 9. a copper core; 10. countersunk head screws; 11. a countersunk hole; 12. cold pressing groove.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
According to a heavy current binding post that fig. 1-5 shows, including female terminal 1 and son terminal 2, female terminal 1 and son terminal 2 all adopt the cylinder bar copper to make, make it have better conductive properties through adopting the bar copper to be convenient for later processing, female terminal 1 and son terminal 2 one end inside is hollow setting, and forms wiring hole 3, female terminal 1 and son terminal 2 other end inside is solid setting, and the surface has seted up connection plane 4, two screw holes 5 have been seted up on connection plane 4 surface, connection plane 4 surface coating has conductive adhesive layer 6, female terminal 1 is located wiring hole 3's one end and is provided with lead wire 7, son terminal 2 is located wiring hole 3's one end and is provided with cable 8, lead wire 7 and cable 8 all include copper core 9, wiring hole 3 and copper core 9 looks match setting, through adopting the mode of mutual fixed between connection plane 4 of female terminal 1 and son terminal 2, the effectual assurance female terminal 1 and son terminal 2's connection plane 4 can not coincide completely to produce the slip mode, and the contact resistance value is reduced, thereby the potential safety hazard is reduced, and the contact area is reduced is comparatively small, thereby the contact resistance is abundant.
Further, in the above technical scheme, the threaded holes 5 of the female terminal 1 and the threaded holes 5 of the sub terminals 2 are connected by using countersunk screws 10, countersunk holes 11 matched with the countersunk screws 10 are formed in positions of the surfaces of the sub terminals 2 at the threaded holes 5, and the female terminal 1 and the sub terminals 2 are fixed by using the countersunk screws 10, so that slip dislocation between the female terminal 1 and the sub terminals 2 is prevented.
Further, in the above technical scheme, the female terminal 1 and the sub-terminal 2 are located the one end of wiring hole 3 and are hollow cylinder shape setting, and the diameter size is the same, the female terminal 1 and the sub-terminal 2 are located the one end of connecting plane 4 and are solid semi-cylindrical shape setting, and the length size is the same, be convenient for combine female terminal 1 and sub-terminal 2 each other.
Furthermore, in the above technical scheme, the copper core 9 and the wiring hole 3 are deformed, compacted and compacted by adopting cold pressing, the used tool is cold pressing pliers, and cold pressing grooves 12 matched with the cold pressing pliers are formed in the surfaces of the female terminal 1 and the male terminal 2, so that the copper core 9 and the wiring hole 3 are fixed, and the copper core 9 is prevented from falling off or poor contact.
Furthermore, in the above technical solution, the connection plane 4 of the female terminal 1 and the connection plane 4 of the sub terminal 2 are both smooth and flat, and the two connection planes 4 can be mutually bonded, which is favorable for adopting a plane contact mode to increase the contact area, so that the connection planes 4 are tightly bonded, and the contact effect is relatively sufficient;
Further, in the above technical scheme, the length of the wiring hole 3 is greater than the length of the connection plane 4, and is not greater than twice the connection length, which is favorable for mutual fixation between the female terminal 1, the male terminal 2 and the copper core 9, and increases the service life.
The working principle of the invention is as follows:
Referring to fig. 1-5 of the specification, when the connecting terminal is used, firstly, the copper core 9 of the lead wire 7 is plugged into the wiring hole 3 of the female terminal 1, then the surface of the female terminal 1 is clamped, compacted and compacted by cold pressing pliers, the copper core 9 is connected with the female terminal 1 through the wiring hole 3, then the sub terminal 2 is connected with the copper core 9 in the cable 8 in the same way, after the lead wire 7 and the cable 8 are connected, the connecting plane 4 of the female terminal 1 and the sub terminal 2 are coated with conductive adhesive to form a conductive adhesive layer 6, then the connecting plane 4 of the female terminal 1 and the sub terminal 2 are attached to each other, the threaded holes 5 on the connecting plane 4 of the female terminal 1 and the sub terminal 2 are mutually opposite, and the countersunk screws 10 are adopted to screw into the threaded holes 5 through the countersunk holes 11 of the sub terminal 2, so that the female terminal 1 and the sub terminal 2 are fixed, the connecting plane 4 of the female terminal 1 and the sub terminal 2 can be completely overlapped, and the sliding dislocation is not generated, and the connecting plane 4 of the female terminal 1 and the sub terminal 2 is effectively ensured, and the potential safety hazard is reduced by adopting a plane contact mode, so that the connecting plane contact resistance is greatly reduced, and the potential safety hazard is reduced.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.
Claims (6)
1. The utility model provides a heavy current binding post, includes female terminal (1) and son terminal (2), its characterized in that: female terminal (1) and son terminal (2) all adopt the cylinder bar copper to make, female terminal (1) and son terminal (2) one end are inside to be the cavity setting, and form wiring hole (3), female terminal (1) and son terminal (2) other end are inside to be solid setting, and connection plane (4) have been seted up on the surface, two screw holes (5) have been seted up on connection plane (4) surface, connection plane (4) surface coating has conductive adhesive layer (6), female terminal (1) is located the one end of wiring hole (3) and is provided with lead wire (7), son terminal (2) are located the one end of wiring hole (3) and are provided with cable (8), lead wire (7) and cable (8) all include copper core (9), wiring hole (3) and copper core (9) assorted setting.
2. A high current terminal as claimed in claim 1, wherein: the female terminal (1) is connected with the sub terminal (2) through a countersunk head screw (10) between the threaded hole (5) and the threaded hole (5), and countersunk head holes (11) matched with the countersunk head screws (10) are formed in positions of the threaded holes (5) on the surfaces of the sub terminals (2).
3. A high current terminal as claimed in claim 1, wherein: the one end that female terminal (1) and son terminal (2) are located wiring hole (3) is hollow cylinder shape setting, and the diameter size is the same, the one end that female terminal (1) and son terminal (2) are located connection plane (4) is solid semi-cylindrical shape setting, and the length size is the same.
4. A high current terminal as claimed in claim 1, wherein: the copper core (9) and the wiring hole (3) are deformed, compressed and compacted by adopting cold compression, the used tool is cold compression pliers, and cold compression grooves (12) matched with the cold compression pliers are formed in the surfaces of the female terminal (1) and the sub terminal (2).
5. A high current terminal as claimed in claim 1, wherein: the connection plane (4) of the female terminal (1) and the connection plane (4) of the sub-terminal (2) are smooth and level, and the two connection planes (4) can be mutually attached.
6. A high current terminal as claimed in claim 1, wherein: the length of the wiring hole (3) is greater than the length of the connection plane (4) and is not greater than twice the connection length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910746325.7A CN110364844B (en) | 2019-08-13 | 2019-08-13 | High-current wiring terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910746325.7A CN110364844B (en) | 2019-08-13 | 2019-08-13 | High-current wiring terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110364844A CN110364844A (en) | 2019-10-22 |
| CN110364844B true CN110364844B (en) | 2024-05-14 |
Family
ID=68223560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910746325.7A Active CN110364844B (en) | 2019-08-13 | 2019-08-13 | High-current wiring terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110364844B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114664481A (en) * | 2022-03-25 | 2022-06-24 | 宁波卡倍亿电气技术股份有限公司 | Aluminum bar cable and conduction device and manufacturing method thereof |
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| JP3126824U (en) * | 2006-08-29 | 2006-11-09 | 淇譽電子科技股▲分▼有限公司 | Improved structure of connector |
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| KR101000253B1 (en) * | 2009-06-22 | 2010-12-10 | 현대자동차주식회사 | Multilineal-type connector |
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| CN208571087U (en) * | 2018-05-26 | 2019-03-01 | 中能绿驰成都汽车科技有限公司 | Automobile-used high-voltage electric connector |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN110364844A (en) | 2019-10-22 |
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