CN216312258U - Double-loop battery replacing connector - Google Patents

Abstract

The utility model discloses a double-loop battery-replacing connector which consists of a plug assembly and a socket assembly, wherein the plug assembly comprises a plug shell and a plug rear cover which are mutually spliced, the socket assembly comprises a socket shell, a socket rear cover, a panel and a conversion head which are spliced into a whole, two groups of identical male terminal assemblies and pin assemblies are arranged on the plug assembly to form two completely symmetrical plug connecting kits, corresponding female terminal assemblies and jack assemblies are arranged on the socket assembly to form two completely symmetrical socket connecting kits, and the plug connecting kits and the socket connecting kits are connected in a one-to-one correspondence manner to form two groups of independent loops which do not interfere with each other. The utility model is provided with two groups of identical male terminal assembly and female terminal assemblies which are correspondingly connected in pairs, and two groups of pin assemblies and two groups of socket assemblies which are correspondingly connected in pairs to form two groups of independent loops, thereby simultaneously meeting the application scenes of charging and discharging the battery replacement of the two independent loops and meeting the actual requirements.

Description

Double-loop battery replacing connector

Technical Field

The utility model relates to the technical field of electrical connectors, in particular to a double-loop power conversion connector.

Background

Electric vehicles are increasingly paid more attention from various automobile manufacturers due to the characteristics of wide energy sources, quiet running, no pollution emission and the like, and household electric vehicles and electric buses are introduced in many times. In the electric automobile, the automobile charging has two modes of direct charging and battery replacement, the direct charging mode affects the popularization of the electric automobile due to long time and large impact on the battery and a power grid, and the battery replacement mode is gradually paid attention to, developed and applied due to the advantages of rapidness, battery service life prolonging, power grid impact reduction, convenience in unified management on the battery and the like.

The interface of the existing power change connector is composed of a group of positive pole circuits, a group of negative pole circuits, a plurality of groups of signal circuits and a group of grounding circuits, so that only one interface of the power change connector is generally provided. Most of the existing vehicles capable of replacing the battery are changed based on the original vehicle type, and two independent circuits for charging and discharging exist, so that the existing battery replacing connector only provided with one group of high-voltage circuits cannot meet the actual use requirement.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provides a double-loop power conversion connector.

The purpose of the utility model is realized by the following technical scheme:

the double-circuit battery replacing connector is composed of a plug assembly and a socket assembly, wherein the plug assembly comprises a plug shell and a plug rear cover which are spliced mutually, the socket assembly comprises a socket shell, a socket rear cover, a panel and a conversion head which are spliced into a whole, two groups of identical male terminal assemblies and two groups of identical contact pin assemblies are arranged on the plug assembly to form two completely symmetrical plug connecting external members, corresponding female terminal assemblies and contact hole assemblies are arranged on the socket assembly to form two completely symmetrical socket connecting external members, and the plug connecting external members are connected with the socket connecting external members in a one-to-one correspondence manner to form two groups of independent circuits which do not interfere with each other.

Preferably, the two sets of male terminal assemblies and pin assemblies are arranged symmetrically and parallelly relative to the central axis of the plug housing, and the two sets of female terminal assemblies and pin assemblies are arranged symmetrically and parallelly relative to the central axis of the socket housing.

Preferably, each group of the male terminal assembly comprises a male terminal and a male terminal seat, the male terminal is fixedly arranged in the male terminal seat, and the male terminal seat is fixedly arranged in the plug shell.

Preferably, each group of the female terminal assembly comprises a female terminal and a female terminal seat, and the female terminal is arranged in the female terminal seat.

Preferably, every group the contact pin subassembly includes contact pin seat, signal contact pin and contact pin shell, the contact pin seat joint in the back of contact pin shell, and will the signal contact pin is injectd in the contact pin shell, two sets of the centre of signal contact pin has a connecting rod, the tip of connecting rod is inserted and is located in the contact pin seat.

Preferably, every group the jack subassembly includes signal jack, jack shell and jack seat, the signal jack is inserted and is located the inside of jack shell, the jack seat set up in the jack shell, and will the signal contact pin is injectd in the jack shell, two sets of have in the middle of the signal jack one with connecting rod assorted adapter sleeve, work as the contact pin subassembly with during the jack subassembly joint, the connecting rod insert locate in the adapter sleeve.

Preferably, the socket shell with be provided with in the accommodation space of panel looks amalgamation relatively the socket shell is the unsteady subassembly that X axle, Y axle, Z axle three-dimensional removed, unsteady subassembly is including floating seat, extension spring and spring, the both ends of extension spring set up respectively connect in float seat with the corner department of socket shell under the spring action of extension spring, float the seat for X axle, the ascending removal in Y axle direction are done to the socket shell, float the seat with be provided with between the socket shell the spring, and under the spring action of spring, float the seat for the socket shell is the removal of Z axle direction.

Preferably, a cover is arranged on the inner side of the socket shell, and the cover is matched with the outer contour of the floating seat so as to limit the moving distance of the floating seat in the Z-axis direction.

Preferably, two sides of the plug shell are respectively provided with a guide rod, and the rod part of each guide rod is provided with a multi-stage guide part and a conical head part; through holes corresponding to the guide rods are formed in the two sides of the floating seat, sleeves matched with the guide rods are arranged in the through holes, and the guide rods penetrate through the sleeves and are attached to the inner walls of the sleeves.

Preferably, the edge of the plug shell is annularly provided with a special-shaped sealing ring, and the special-shaped sealing ring is provided with a toothed surface; the conversion head and the socket rear cover are in right-angle conduction connection, a shell is clamped on the side portion of the conversion head, and a sealing gasket is clamped between the shell and the conversion head.

The utility model has the following beneficial effects:

1. two groups of identical male terminal assemblies and two groups of female terminal assemblies are arranged and correspondingly connected in pairs, and two groups of pin assemblies and two groups of socket assemblies are correspondingly connected in pairs to form two groups of independent loops, so that the battery replacement application scene of charging and discharging the two independent loops is met simultaneously, and the requirement in practical application is met;

2. the two groups of male terminal assemblies and pin assemblies are symmetrically arranged in parallel relative to the central axis of the plug shell, and the two groups of female terminal assemblies and pin assemblies are symmetrically arranged in parallel relative to the central axis of the socket shell, so that the arrangement is convenient to manufacture, internal space can be saved to the maximum extent, space waste is avoided, and the internal structure is compact;

3. the connecting rod can improve two sets of signal contact pin's synchronism avoids the two to produce the distance difference around, leads to connecting signal failure, the connecting rod with grafting between the adapter sleeve can improve two sets of contact pin subassembly and two sets of the intensity and the stability of connecting between the jack subassembly.

Drawings

The technical scheme of the utility model is further explained by combining the accompanying drawings as follows:

FIG. 1: a front view of the plug assembly;

FIG. 2: a side view of the plug assembly;

FIG. 3: an exploded view of the plug assembly;

FIG. 4: a front view of the receptacle assembly;

FIG. 5: a side view of the receptacle assembly;

FIG. 6: an exploded view of a receptacle assembly.

Detailed Description

The present invention will be described in detail below with reference to specific embodiments shown in the drawings. These embodiments are not intended to limit the present invention, and structural, methodical, or functional changes that may be made by one of ordinary skill in the art in light of these embodiments are intended to be within the scope of the present invention.

In the description of the schemes, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the embodiment, the operator is used as a reference, and the direction close to the operator is a proximal end, and the direction away from the operator is a distal end.

As shown in fig. 1 to 6, the utility model discloses a dual-loop power switching connector, which comprises a plug assembly and a socket assembly, wherein the plug assembly comprises a plug housing 1 and a plug rear cover 2 which are spliced with each other, the socket assembly comprises a socket housing 3, a socket rear cover 4, a panel 5 and a switching head 6 which are spliced into a whole, two groups of identical male terminal assemblies and pin assemblies are arranged on the plug assembly to form two completely symmetrical plug connecting kits, corresponding female terminal assemblies and socket assemblies are arranged on the socket assembly to form two completely symmetrical socket connecting kits, and the plug connecting kits and the socket connecting kits are connected in one-to-one correspondence to form two groups of independent loops which do not interfere with each other. An anti-interference shield (not shown) is disposed between the two independent loops to avoid interference between the loops.

In the utility model, the plug outer shell 1 and the plug rear cover 2, and the socket outer shell 3 and the socket rear cover 4 are fastened together by screws, and in other feasible embodiments, the plug outer shell 1 and the plug rear cover 2, the socket outer shell 3 and the socket rear cover 4 can also be spliced into a whole in any suitable manner such as clamping, interference fit and the like.

Specifically, as shown in fig. 1 and 4, the two sets of male terminal assemblies and pin assemblies are symmetrically arranged in parallel with respect to the central axis of the plug housing 1, and the two sets of female terminal assemblies and socket assemblies are symmetrically arranged in parallel with respect to the central axis of the socket housing 3. The arrangement can facilitate manufacture, maximally save the inner space, avoid space waste and compact the inner structure.

Each group of the male terminal assembly comprises a male terminal 14 and a male terminal seat 15, wherein the male terminal 14 is fixedly arranged in the male terminal seat 15, and the male terminal seat 15 is fixedly arranged in the plug shell 1. In a preferred embodiment, the bottom of the male terminal 14 is fixed in the male terminal base 15 by a bolt (not shown), and the surface of the plug housing 1 has a housing conforming to the outer contour of the male terminal base 15 to define the male terminal base 15 therein.

Each group of female terminal assembly comprises a female terminal 16 and a female terminal seat 17, wherein the female terminal 16 is arranged in the female terminal seat 17. When the plug assembly and the socket assembly are plugged together, the male terminal assembly and the female terminal assembly are butted in pairs.

Each group of pin assemblies comprises a pin seat 18, a signal pin 19 and a pin shell 20, the pin seat 18 is arranged in the pin shell 20, the signal pin 19 is limited in the pin shell 20, a connecting rod 1901 is arranged between the two groups of signal pins 19, and the end part of the connecting rod 1901 is inserted in the pin seat 18. The connecting rod 1901 can improve the synchronism of the two groups of signal pins 19, and avoid connection signal failure caused by front-back distance difference between the two groups of signal pins.

Every group the jack subassembly includes signal jack 21, jack shell 22 and jack seat 23, signal jack 21 inserts and locates jack shell 22's inside, jack seat 23 with jack shell 22's bottom looks joint, the bottom of signal jack 21 is inserted and is located in jack seat 23, two sets of in the middle of the signal jack 21 have one with connecting rod 1901 assorted adapter sleeve 2101, work as the pin subassembly with during the jack subassembly joint, connecting rod 1901 inserts and locates in the adapter sleeve 2101. The connection between the connecting rod 1901 and the connecting sleeve 2101 can improve the connection strength and stability between the two groups of pin assemblies and the two groups of jack assemblies, and improve the connection effectiveness between the two groups of signal pins 19 and the signal jacks 21.

In order to further improve the validity of pegging graft between plug subassembly and the socket subassembly, socket shell 3 with be provided with in the accommodation space of panel 5 looks amalgamation relatively socket shell 3 is the unsteady subassembly of X axle, Y axle, the three-dimensional removal of Z axle, the subassembly that floats includes floating seat 8, extension spring 9 and spring 11, the both ends of extension spring 9 set up respectively connect in floating seat 8 with socket shell 3's edge respectively under the spring action of extension spring 9, floating seat 8 for socket shell 3 is the ascending removal of X axle, Y axle direction, floating seat 8 with be provided with between the socket shell 3 spring 11, and under spring 11's the spring action, floating seat 8 for socket shell 3 is the removal of Z axle direction. In this preferred embodiment, one of the tension springs 9 is further disposed at four corners of the socket housing 3, and in other embodiments, 2, 3, or more than 4 tension springs 9 may be disposed. In other embodiments, other suitable elastic members may be used instead of the tension spring 9.

A sealing cover 7 is arranged on the inner side of the socket housing 3, and the sealing cover 7 is matched with the outer contour of the floating seat 8 so as to limit the moving distance of the floating seat 8 in the Z-axis direction. The distance between the cover 7 and the socket housing 3 is smaller than the length of the spring 11, so as to ensure that the spring 11 is always abutted against the cover 7.

Two sides of the plug housing 1 are respectively provided with a guide rod 12, and the rod part of the guide rod 12 is provided with a multi-stage guide part 1201 and a conical head part 1202. Meanwhile, through holes 801 corresponding to the guide rods 12 are formed in two sides of the floating seat 8, in order to avoid fracturing of the guide rods 12 through the through holes 801, sleeves 13 matched with the guide rods 12 are arranged in the through holes 801, and the guide rods 12 penetrate through the sleeves 13 and are attached to the inner walls of the sleeves. The tapered configuration of the head 1202 allows the guide rod 12 to quickly interface with the sleeve 13, and the multi-stage guide 1201 increases the friction of the rod to prevent the guide rod 12 from disengaging from the sleeve 13.

In order to improve the sealing performance of the connected socket assembly and the connected plug assembly, the edge of the plug housing 1 is annularly provided with a special-shaped sealing ring 10, and the special-shaped sealing ring 10 is provided with a toothed surface so as to ensure the close fit between the plug housing 1 and the socket housing 3 and other components, thereby improving the sealing performance and the waterproof effect of the utility model.

The conversion head 6 is in right-angle conduction connection with the socket rear cover 4, a shell 24 is clamped on the side portion of the conversion head 6, and a sealing gasket 25 is clamped between the shell 24 and the conversion head 6. And a corresponding sealing ring is also arranged between the conversion head 6 and the socket rear cover 4 for sealing connection. This is the prior art and is not the focus of the present invention, and will not be described herein.

The utility model is provided with two groups of identical male terminal assemblies, two groups of female terminal assemblies are correspondingly connected in pairs, and two groups of pin assemblies and two groups of socket assemblies are correspondingly connected in pairs to form two groups of independent loops, so that the power switching application scenes of charging and discharging the two independent loops are simultaneously met, and the requirements in practical application are met.

It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.

The above-listed detailed description is only a specific description of a possible embodiment of the present invention, and they are not intended to limit the scope of the present invention, and equivalent embodiments or modifications made without departing from the technical spirit of the present invention should be included in the scope of the present invention.

Claims (10)

1. Electric connector is traded in two return circuits, by plug subassembly and socket subassembly constitution, the plug subassembly is including plug shell (1) and plug back lid (2) of mutual amalgamation, the socket subassembly is including amalgamation integrative socket shell (3), socket back lid (4), panel (5) and conversion head (6), its characterized in that: the plug assembly is provided with a male terminal assembly and a pin assembly to form two sets of completely symmetrical plug connecting external members, the socket assembly is provided with a corresponding female terminal assembly and a corresponding pin hole assembly to form two sets of completely symmetrical socket connecting external members, and the plug connecting external members are connected with the socket connecting external members in a one-to-one correspondence manner to form two sets of independent loops which do not interfere with each other.

2. The dual-circuit swapping connector of claim 1, wherein: the male terminal assemblies and the pin assemblies are arranged in a symmetrical and parallel mode relative to the central axis of the plug shell (1), and the female terminal assemblies and the pin assemblies are arranged in a symmetrical and parallel mode relative to the central axis of the socket shell (3).

3. The dual-circuit swapping connector of claim 2, wherein: each group of the male terminal assembly comprises a male terminal (14) and a male terminal seat (15), the male terminal (14) is fixedly arranged in the male terminal seat (15), and the male terminal seat (15) is fixedly arranged in the plug shell (1).

4. The dual-circuit swapping connector of claim 3, wherein: each group of female terminal components comprises female terminals (16) and female terminal seats (17), and the female terminals (16) are arranged inside the female terminal seats (17).

5. The dual-circuit swapping connector of claim 4, wherein: every group the contact pin subassembly includes contact pin seat (18), signal contact pin (19) and contact pin shell (20), contact pin seat (18) set up in contact pin shell (20), and will signal contact pin (19) are injectd in contact pin shell (20), and two sets of the centre of signal contact pin (19) has a connecting rod (1901), the tip of connecting rod (1901) is inserted and is located in contact pin seat (18).

6. The dual-circuit swapping connector of claim 5, wherein: every group the jack subassembly includes signal jack (21), jack shell (22) and jack seat (23), signal jack (21) are inserted and are located the inside of jack shell (22), jack seat (23) with the bottom looks joint of jack shell (22), the bottom of signal jack (21) is inserted and is located in jack seat (23), two sets of have in the middle of signal jack (21) one with connecting rod (1901) assorted adapter sleeve (2101), work as the pin subassembly with during the jack subassembly joint, connecting rod (1901) are inserted and are located in adapter sleeve (2101).

7. The dual-circuit swapping connector of claim 6, wherein: socket shell (3) with be provided with relatively in the accommodation space of panel (5) amalgamation mutually socket shell (3) are the unsteady subassembly of X axle, Y axle, the three-dimensional removal of Z axle, the subassembly that floats includes floating seat (8), extension spring (9) and spring (11), the both ends of extension spring (9) set up respectively connect in floating seat (8) with the edge of socket shell (3) under the spring action of extension spring (9), floating seat (8) for socket shell (3) are the ascending removal of X axle, Y axle direction, floating seat (8) with be provided with between socket shell (3) spring (11), and under the spring action of spring (11), floating seat (8) for the removal of Z axle direction is done to socket shell (3).

8. The dual-circuit swapping connector of claim 7, wherein: and a sealing cover (7) is arranged on the inner side of the socket shell (3), and the sealing cover (7) is matched with the outer contour of the floating seat (8) so as to limit the moving distance of the floating seat (8) in the Z-axis direction.

9. The dual-circuit swapping connector of claim 8, wherein: two sides of the plug shell (1) are respectively provided with a guide rod (12), and the rod part of the guide rod (12) is provided with a multi-stage guide part (1201) and a conical head part (1202); through holes (801) corresponding to the guide rods (12) are formed in two sides of the floating seat (8), sleeves (13) matched with the guide rods (12) are arranged in the through holes (801), and the guide rods (12) penetrate through the sleeves (13) and are attached to the inner walls of the sleeves.

10. The dual-circuit swapping connector of claim 9, wherein: the edge of the plug shell (1) is annularly provided with special-shaped sealing rings (10), and the special-shaped sealing rings (10) are provided with toothed surfaces; the conversion head (6) is in right-angle conduction connection with the socket rear cover (4), a shell (24) is clamped on the side portion of the conversion head (6), and a sealing gasket (25) is clamped between the shell (24) and the conversion head (6).

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