CN220066147U - High-current power connector - Google Patents

Abstract

The utility model discloses a high-current power connector, which relates to the technical field of power connectors and comprises a male seat and a female seat, wherein the male seat and the female seat are in plug-in electric connection fit, a plurality of plug-in grooves for plug-in fit with the male seat are formed in the female seat, connecting terminals are arranged in the plug-in grooves, each connecting terminal comprises a terminal base and fixing parts symmetrically arranged on two sides of the terminal base, bent corner parts are bent and formed at the lower ends of the fixing parts, bent corner parts are bent inwards towards the fixing parts at the upper ends of the bent corner parts, separation grooves which enable the bent corner parts and the bent corner parts to be divided into two parts are formed at the lower ends of the fixing parts, the fixing parts are symmetrically arranged on two sides of the terminal base, clamping ports are formed at the fixing parts, so that the female seat and the male seat can be electrically connected stably.

Description

High-current power connector

Technical Field

The utility model relates to the technical field of power connectors, in particular to a high-current power connector.

Background

According to the chinese patent application No. CN202023313528.4, "the connector is a connection device for connecting two active devices to realize current and signal transmission, and is widely used in various fields, the connector is generally provided with a signal terminal and a power terminal, the signal terminal is used for signal transmission, and the power terminal is used for power connection, however, no barrier is provided between the signal terminal and the power terminal of most of the current connectors on the market, and an arc is generated between the signal terminal and the power terminal, which is very unsafe and affects the operation stability of the connector.

In the transmission process of large current, as no barrier is arranged between the signal terminal and the power terminal, electric arcs are easy to generate when the male seat and the female seat are in plug-in fit, and stability is influenced;

the present high current electrical connector according to the chinese patent application CN201820400841.5, comprises: the female seat structure comprises a metal female seat, wherein the metal female seat is provided with an inserting port and an elastic conductor arranged in the inserting port; the male head structure comprises a metal male head, and an inserting part is formed at the end part of the metal male head; after the plug-in part is inserted into the plug-in port, the periphery of the plug-in part is elastically contacted with the elastic conductor to conduct electricity.

The female seat structure and the male head structure are contacted through only one elastic conductor, so that the contact area is small, the current is not stable enough, and the conductive effect between the female seat structure and the male head structure is affected.

The female seat structure is contacted with the male seat structure through only one elastic conductor, so that the contact area is small, and the current is not stable enough;

in summary, in the prior art, the lack of the barrier between the signal terminal and the power terminal may cause the occurrence of dangerous situations such as arc, and the female socket and the male socket are contacted only through one elastic conductor, so that the elastic conductor is easy to lose elasticity due to multiple plugging and unplugging, which may cause the occurrence of situations such as reduced contact area and the inability of normally clamping the connector of the male socket, so that the female socket cannot be normally used.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides a technical scheme capable of solving the problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a high-current power connector comprises a male seat and a female seat;

the male seat is in plug-in electric connection fit with the female seat;

the female seat is provided with a plug-in groove for plug-in matching with the male seat, and a connecting terminal is arranged in the plug-in groove;

the connecting terminal comprises a terminal base, a fixing part is arranged on the terminal base, a bent corner is formed at the upper end of the fixing part in a bent mode to the lower end of the fixing part, a bent part is inwards folded in the direction of the fixing part at the end of the bent corner, a separation groove which enables the bent corner and the bent part to be divided into two parts is formed at the upper end of the fixing part in a downward mode, the fixing part is symmetrically arranged on two sides of the terminal base, and a clamping opening is formed at the joint of the bent corner on the adjacent fixing part and the bent part in an alignment mode.

As a further scheme of the utility model: the male seat is provided with a first power terminal, a first signal terminal, a second signal terminal and a second power terminal which are sequentially arranged from left to right;

the lower ends of the first power supply terminal, the first signal terminal, the second signal terminal and the second power supply terminal are respectively provided with an inverted isosceles trapezoid plug-in part;

the socket is characterized in that a plurality of connecting terminals which are arranged in parallel are arranged in the socket, wherein a partition plate is arranged between every two adjacent connecting terminals, the socket is divided into a plurality of connecting terminals, and the connecting terminals are in one-to-one counterpoint plug-in fit with the first power terminal, the first signal terminal, the second signal terminal and the second power terminal to enable the male base to be electrically connected with the female base.

As a further scheme of the utility model: the first power terminal, the first signal terminal, the second signal terminal and one end of the second power terminal, which is far away from the plug-in part, are respectively provided with a notch which is convenient for product welding wires;

the lower extreme downwardly extending to the length exceeds the lower extreme setting of first signal terminal of first power terminal, the lower extreme parallel arrangement of first power terminal and second power terminal, the lower extreme parallel arrangement of first signal terminal and second signal terminal.

As a further scheme of the utility model: the periphery of the outer wall of the male seat is fixedly provided with a first mounting base, and the periphery of the outer wall of the female seat is provided with a second mounting base;

a first mounting groove is formed in one surface of the first mounting base, which is close to the plug-in connection part;

a second mounting groove which is in alignment fit with the first mounting groove is formed in one surface of the second mounting base, which is close to the plug-in part;

when the male seat is in plug-in fit with the female seat, the first mounting groove and the second mounting groove are matched and formed with waterproof sleeve mounting positions for mounting the waterproof sheath.

As a further scheme of the utility model: a first pattern and a second pattern for distinguishing positive and negative electrodes are symmetrically arranged on one surface of the male seat, which is close to the plug-in part, and a third pattern and a fourth pattern which are in alignment fit with the first pattern and the second pattern are symmetrically arranged on one surface of the female seat, which is close to the male seat;

the first pattern and the second pattern are respectively arranged on the left side of the first power terminal and the right side of the second power terminal.

As a further scheme of the utility model: the two sides of the first mounting base are respectively provided with a male positioning mounting hole, and the two sides of the second mounting base are respectively provided with a female positioning mounting hole which is matched with the male positioning mounting holes in an alignment manner;

the left side of first installation base is equipped with first chamfer portion, the right side of second installation base is equipped with second chamfer portion.

Compared with the prior art, the utility model has the following beneficial effects:

the bent corner and the bent part are divided into the left connecting part and the right connecting part, so that when the left connecting part or the right connecting part is deformed or loses elasticity during repeated pulling and inserting, the connecting part on the other side can also carry out abutting electrical connection on the terminal on the male seat so as to ensure that the contact area of the male seat and the female seat is enough for transmitting current, and when the bent corner and the bent part are divided into the left connecting part and the right connecting part, the connecting part on any side can also carry out clamping on the terminal of the male seat, the contact area of the female seat and the male seat is ensured, and meanwhile, the service life of the utility model can also be effectively prolonged;

the plug-in grooves are divided into a plurality of plug-in grooves, the connecting terminals are in one-to-one counterpoint fit with the plug-in grooves, and then the first power supply terminal, the first signal terminal, the second signal terminal and the second power supply terminal are respectively in one-to-one counterpoint socket fit with the connecting terminals, so that when the male seat and the female seat are in plug-in electric connection, the signal terminals and the power supply terminals are prevented from generating electric arcs, the overload caused by overlarge current which is simultaneously connected with the male seat and the female seat can be reduced by electrically connecting the power supply terminals with the female seat in advance, and signal transmission can be delayed after the signal terminals are connected with the female seat, so that signal interference can be avoided, and the stability of the utility model is further improved.

Drawings

FIG. 1 is a perspective view of the structure of the present utility model;

FIG. 2 is another structural perspective view of the present utility model;

FIG. 3 is a perspective view of yet another construction of the present utility model;

fig. 4 is a schematic structural view of a connection terminal in the present utility model;

fig. 5 is another schematic structural view of the connection terminal in the present utility model;

FIG. 6 is a cross-sectional view taken along the direction A-A in FIG. 5;

FIG. 7 is a schematic diagram of the operation of the male and female seats according to the present utility model;

reference numerals and names in the drawings are as follows:

a male seat-1, a first pattern-11, a second pattern-12, a first chamfer portion-13;

a first mounting base-2, a first mounting groove-21;

a first power supply terminal-3, a first signal terminal-31, a second signal terminal-32, a second power supply terminal-33;

a plug-in part-4;

notch-5;

the device comprises a female seat-6, an inserting groove-61, a partition plate-62, a third pattern-63, a fourth pattern-64 and a second chamfer part-65;

a second mounting base-7, a second mounting groove-71;

the connecting terminal comprises a connecting terminal 8, a terminal base 81, a fixing part 82, a bent corner 83, a bent part 84, a separation groove 85, a clamping opening 86, a left connecting part 87 and a right connecting part 88;

waterproof jacket installation position-9, male head positioning installation hole-91, female head positioning installation hole-92.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-7, a high-current power connector includes a male socket 1 and a female socket 6;

the male seat 1 is in plug-in electric connection fit with the female seat 6;

the female seat 6 is provided with a plug-in groove 61 for plug-in matching with the male seat 1, and a connecting terminal 8 is arranged in the plug-in groove 61;

the connecting terminal 8 comprises a terminal base 81, a fixing portion 82 is provided on the terminal base 81, a bent portion 83 is formed by bending the upper end of the fixing portion 82 toward the lower end, a bent portion 84 is formed by bending the end of the bent portion 83 toward the fixing portion 82, a separation groove 85 is formed by dividing the bent portion 83 and the bent portion 84 into two parts is formed by bending the upper end of the fixing portion 82 toward the lower end, the fixing portion 82 is symmetrically provided on two sides of the terminal base 81, and a clamping opening 86 is formed by aligning and forming the connecting portion of the bent portion 83 and the bent portion 84 on the adjacent fixing portion 82.

In the embodiment of the present utility model, the male base 1 is provided with a first power terminal 3, a first signal terminal 31, a second signal terminal 32 and a second power terminal 33 which are sequentially arranged from left to right;

the lower ends of the first power terminal 3, the first signal terminal 31, the second signal terminal 32 and the second power terminal 33 are respectively provided with an inverted isosceles trapezoid plug-in part 4;

the plugging slot 61 is provided with a plurality of connecting terminals 8 arranged in parallel, wherein a partition board is arranged between the adjacent connecting terminals 8, the plugging slot 61 is divided into a plurality of connecting terminals 8, and the plurality of connecting terminals 8 are in one-to-one aligned plugging fit with the first power terminal 3, the first signal terminal 31, the second signal terminal 32 and the second power terminal 33 so as to electrically connect the male base 1 with the female base 6.

In the embodiment of the present utility model, the first power terminal 3, the first signal terminal 31, the second signal terminal 32, and the second power terminal 33 are respectively provided with a notch 5 at one end far away from the plugging portion 4 for facilitating the welding wire of the product;

the lower end of the first power terminal 3 extends downwards to a position with a length exceeding the lower end of the first signal terminal 31, the lower end of the first power terminal 3 is arranged in parallel with the lower end of the second power terminal 33, and the lower end of the first signal terminal 31 is arranged in parallel with the lower end of the second signal terminal 32.

For better understanding, the bent portion 83 and the bent portion 84 divided into two are hereinafter referred to as a left-side connecting portion 87 and a right-side connecting portion 88.

When the male base 1 and the female base 6 are in plug-in fit, the first power terminal 3, the first signal terminal 31, the second signal terminal 32 and the second power terminal 33 on the male base 1 are respectively in plug-in fit with the plurality of plug-in grooves 61 in a one-to-one alignment manner, wherein the connecting terminals 8 are in one-to-one alignment fit with the plug-in grooves 61, so that the first power terminal 3, the first signal terminal 31, the second signal terminal 32 and the second power terminal 33 on the male base 1 are respectively clamped by the plurality of connecting terminals 8, the male base 1 and the female base 6 are electrically connected, in the process, the two sides of the terminal base 81 of the connecting terminal 8 are symmetrically provided with the fixing parts 82, the fixing parts 82 are provided with the bent parts 83 and the bent parts 84, and the connecting parts of the bent parts 83 and the bent parts 84 which are symmetrically arranged on the terminal base 81 are in an alignment manner, so that the clamping fit of the terminals on the male base 1 can be achieved, the upper end of the fixing part 82 is provided with a separation groove 85 which divides the bent corner part 83 and the bent part 84 into two parts, the bent corner part 83 and the bent part 84 on the fixing part 82 are divided into a left connecting part 87 and a right connecting part 88 which are mutually independent, the bent corner part 83 and the bent part 84 are divided into the left connecting part 87 and the right connecting part 88 in the process of multiple plugging, so that when the left connecting part 87 or the right connecting part 88 deforms or loses elasticity in multiple plugging, the connecting part on the other side can be in abutting electrical connection with the terminal on the male seat 1 to ensure that the contact area of the male seat 1 and the female seat 6 is enough for transmitting current, and the connecting part on the other side can clamp the terminal of the male seat 1 when the connecting part on any side fails to clamp in the connecting part on the left connecting part 87 and the right connecting part 88, the service life of the utility model can be effectively prolonged while the contact area of the female seat 6 and the male seat 1 is ensured;

in the implementation process, the lower end of the first power terminal 3 extends downwards to reach a position where the length exceeds the lower end of the first signal terminal 31, the lower end of the first power terminal 3 and the lower end of the second power terminal 33 are arranged in parallel, the lower end of the first signal terminal 31 and the lower end of the second signal terminal 32 are arranged in parallel, the structure can enable the power terminal to be electrically connected with the female socket 6 in advance when the male socket 1 and the female socket 6 are electrically connected, in the process, the splicing grooves 61 are divided into a plurality of parts, the connecting terminals 8 are matched with the splicing grooves 61 in a one-to-one alignment mode, and then the first power terminal 3, the first signal terminal 31, the second signal terminal 32 and the second power terminal 33 are respectively matched with the connecting terminals 8 in a one-to-one alignment mode, so that when the male socket 1 and the female socket 6 are electrically connected, the signal terminals and the power terminals are prevented from generating arcs, and the signal terminals can be prevented from being connected with the female socket 6 in advance by enabling the power terminal 1 and the female socket 6 to be electrically connected with excessive current to cause the signals to be simultaneously connected with the male socket 6, in advance, in this utility model, the signal transmission stability can be further improved, and the signal stability can be further improved.

The lower ends of the first power terminal 3, the first signal terminal 31, the second signal terminal 32 and the second power terminal 33 are respectively provided with the plugging part 4 in the shape of an inverted isosceles trapezoid, the plugging part 4 can enable the male socket 1 to be in plugging fit with the female socket 6, and when the male socket 1 is electrically connected with the female socket 6, the first power terminal 3, the first signal terminal 31, the second signal terminal 32 and the second power terminal 33 are better in plugging fit with the connecting terminal 8, the plugging part 4 in the shape of the inverted isosceles trapezoid can enable a user to finish the plugging fit of the male socket 1 and the female socket 6 with smaller force, the bent corner 83 and the bent part 84 are elastic pieces, and when the plugging part 4 enters into the clip, the connecting part of the bent corner 83 and the bent part 84 is respectively abutted with the outer wall of the plugging part 4, and the clip opening 86 is gradually expanded along the outer wall of the plugging part 4, so that the male socket 1 and the female socket 6 can be better plugged, the gradual expansion of the clip opening 86 can buffer the plug connection terminal 8 when the male socket 1 and the female socket 6 are connected with the female socket 6, and the service life of the utility model can be further prolonged.

The first power terminal 3, the first signal terminal 31, the second signal terminal 32 and the second power terminal 33 are respectively provided with a notch 5 at one end far away from the plug-in part 4, which is convenient for welding wires of products, and when the male base 1 is processed in the next step, the notch 5 can better perform wire welding work, so that the production efficiency of the utility model can be improved.

In the embodiment of the utility model, a first mounting base 2 is fixedly arranged on the periphery of the outer wall of the male seat 1, and a second mounting base 7 is arranged on the periphery of the outer wall of the female seat 6;

a first mounting groove 21 is formed in one surface of the first mounting base 2, which is close to the plug-in connection part 4;

a second mounting groove 71 which is in alignment fit with the first mounting groove 21 is formed in one surface of the second mounting base 7 close to the plug-in connection part 4;

when the male seat 1 is in plug-in fit with the female seat 6, the first mounting groove 21 and the second mounting groove 71 are matched and formed with a waterproof sleeve mounting position 9 for mounting a waterproof sheath.

In the practical use process, in order to improve the installation of electricity, the first installation base 2 of the male seat 1 is provided with the first installation groove 21, the second installation base 7 of the female seat 6 is provided with the second installation groove 71, the first installation groove 21 and the second installation groove 71 are matched and formed with the waterproof sleeve installation position 9, and when the male seat 1 and the female seat 6 are in plug-in electrical connection, the waterproof glue in the prior art is sleeved on the waterproof sleeve installation position 9, so that the joint of the male seat 1 and the female seat 6 is sleeved by the waterproof sleeve, and the two ends of the waterproof sleeve are respectively embedded in the first installation groove 21 and the second installation groove 71, so that the male seat 1 and the female seat 6 are electrically connected to have a waterproof effect, and the safety is improved.

In the embodiment of the present utility model, a first pattern 11 and a second pattern 12 for distinguishing positive and negative electrodes are symmetrically arranged on a surface of the male seat 1 close to the plugging portion 4, and a third pattern 63 and a fourth pattern 64 which are aligned and matched with the first pattern 11 and the second pattern 12 are symmetrically arranged on a surface of the female seat 6 close to the male seat 1;

the first pattern 11 and the second pattern 12 are respectively disposed on the left side of the first power terminal 3 and the right side of the second power terminal 33.

In order to prevent the connection error of the positive electrode and the negative electrode of the male seat 1 and the female seat 6 in the use process, the utility model is provided with a first pattern 11 and a second pattern 12 on one surface of the male seat 1 close to the plug-in connection part 4, and a third pattern 63 and a fourth pattern 64 which are matched with the first pattern 11 and the second pattern 12 in a matching way on one surface of the female seat 6 close to the male seat 1, wherein the first pattern 11 and the third pattern 63 represent the positive electrode, the second pattern 12 and the fourth pattern 64 represent the negative electrode, and in the actual use process, a user can respectively connect the male seat 1 and the female seat 6 through the patterns when the female seat 6 is plugged and matched with the male seat 1, so that the connection error of the positive electrode and the negative electrode in the male seat 1 and the female seat 6 is avoided, and the safety is further improved.

In the embodiment of the utility model, male positioning and mounting holes 91 are respectively formed on two sides of the first mounting base 2, and female positioning and mounting holes 92 which are in alignment fit with the male positioning and mounting holes 91 are respectively formed on two sides of the second mounting base 7;

the left side of the first mounting base 2 is provided with a first chamfering part 13, and the right side of the second mounting base 7 is provided with a second chamfering part 65.

The first mounting seat is fixedly matched with the male seat 1, the second mounting seat is fixedly matched with the female seat 6, the male positioning mounting hole 91 on the first mounting seat is matched with the female positioning mounting hole 92 on the second mounting seat in an aligned mode, after the male seat 1 is matched with the female seat 6 in a plugging mode, a locking structure can be used for sequentially penetrating through the male positioning mounting hole 91 and the female positioning mounting hole 92 to lock, so that the male seat 1 and the female seat 6 are further fixed, unstable connection between the male seat 1 and the female seat 6 is avoided, and stability is further improved;

in one embodiment of the present utility model, the locking structure is a screw and a nut, the screw sequentially passes through the male positioning and mounting hole 91 and the female positioning and mounting hole 92, and the end of the screw is in threaded engagement with the nut, so that the male seat 1 and the female seat 6 are more tightly connected.

After the connection is completed, the male seat 1 and the female seat 6 are connected too tightly, so that the male seat 1 and the female seat 6 are not easy to separate, the left side of the first installation base 2 is provided with a first chamfer portion 13, the right side of the second installation base 7 is provided with a second chamfer portion 65, the first chamfer portion 13 and the second chamfer portion 65 are relatively misplaced, and the male seat 1 and the female seat 6 can be separated more conveniently and rapidly, so that the practicability is improved.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The high-current power connector is characterized by comprising a male seat and a female seat;

the male seat is in plug-in electric connection fit with the female seat;

the female seat is provided with a plug-in groove for plug-in matching with the male seat, and a connecting terminal is arranged in the plug-in groove;

the connecting terminal comprises a terminal base, a fixing part is arranged on the terminal base, a bent corner is formed at the upper end of the fixing part in a bent mode to the lower end of the fixing part, a bent part is inwards folded in the direction of the fixing part at the end of the bent corner, a separation groove which enables the bent corner and the bent part to be divided into two parts is formed at the upper end of the fixing part in a downward mode, the fixing part is symmetrically arranged on two sides of the terminal base, and a clamping opening is formed at the joint of the bent corner on the adjacent fixing part and the bent part in an alignment mode.

2. The high-current power connector according to claim 1, wherein the male base is provided with a first power terminal, a first signal terminal, a second signal terminal and a second power terminal which are sequentially arranged from left to right;

the lower ends of the first power supply terminal, the first signal terminal, the second signal terminal and the second power supply terminal are respectively provided with an inverted isosceles trapezoid plug-in part;

the socket is characterized in that a plurality of connecting terminals which are arranged in parallel are arranged in the socket, wherein a partition plate is arranged between every two adjacent connecting terminals, the socket is divided into a plurality of connecting terminals, and the connecting terminals are in one-to-one counterpoint plug-in fit with the first power terminal, the first signal terminal, the second signal terminal and the second power terminal to enable the male base to be electrically connected with the female base.

3. The high-current power connector according to claim 2, wherein the first power terminal, the first signal terminal, the second signal terminal and the second power terminal are respectively provided with a notch at one end far away from the plugging portion for facilitating welding wire of the product;

the lower extreme downwardly extending to the length exceeds the lower extreme setting of first signal terminal of first power terminal, the lower extreme parallel arrangement of first power terminal and second power terminal, the lower extreme parallel arrangement of first signal terminal and second signal terminal.

4. A high-current power connector according to claim 3, wherein a first mounting base is fixedly arranged on the periphery of the outer wall of the male base, and a second mounting base is arranged on the periphery of the outer wall of the female base;

a first mounting groove is formed in one surface of the first mounting base, which is close to the plug-in connection part;

a second mounting groove which is in alignment fit with the first mounting groove is formed in one surface of the second mounting base, which is close to the plug-in part;

when the male seat is in plug-in fit with the female seat, the first mounting groove and the second mounting groove are matched and formed with waterproof sleeve mounting positions for mounting the waterproof sheath.

5. The high-current power connector according to claim 4, wherein a first pattern and a second pattern for distinguishing positive and negative electrodes are symmetrically arranged on one surface of the male base close to the plug-in connection part, and a third pattern and a fourth pattern which are in alignment fit with the first pattern and the second pattern are symmetrically arranged on one surface of the female base close to the male base;

the first pattern and the second pattern are respectively arranged on the left side of the first power terminal and the right side of the second power terminal.

6. The high-current power connector according to claim 5, wherein male positioning mounting holes are respectively formed in two sides of the first mounting base, and female positioning mounting holes in alignment fit with the male positioning mounting holes are respectively formed in two sides of the second mounting base;

the left side of first installation base is equipped with first chamfer portion, the right side of second installation base is equipped with second chamfer portion.