CN217115016U - Socket and circular connector - Google Patents

Abstract

The utility model discloses a socket, the front end of seat casing is provided with the horn mouth, the tail nut passes through the rear end of threaded connection at present casing, be provided with spacing bulge loop on the outer circumference of seat casing, be provided with spacing lug along radial direction on the spacing bulge loop, the spacing groove has been seted up to the front end of base, spacing lug is located the spacing inslot, the inner chamber rear end of base is provided with the spacing ring, the spacing ring is located between spacing lug and the tail nut, the ring channel has been seted up on the preceding terminal surface of spacing ring, the cover is equipped with reducing spring on the seat casing, and reducing spring's tip supports on spacing bulge loop, reducing spring's big end is located the ring channel, still install the location bail on the inner chamber of seat casing, a circular connector is still disclosed. The socket all has the floating space on axial, radial and circumference to make the socket when inserting to close, have the tolerance ability of floating, solved current circular connector and float the problem that the tolerance ability is weak on circumference, and guaranteed plug and socket assembly precision.

Description

Socket and circular connector

Technical Field

The utility model relates to a circular connector, especially a socket and circular connector.

Background

Along with the increasing market scale of mobile robots and equipment thereof, the charging interface requirements meeting the characteristics of the mobile robots and the equipment thereof also present diversified requirements. The mobile robot is widely applied to the fields of industry, agriculture, medical treatment, urban safety, national defense, space exploration and the like. The main structure of the vehicle-mounted safety protection device comprises a vehicle body, a driving device, an actuating mechanism, a safety protection device, a control system, a power supply device, a navigation device, a communication device, a man-machine interaction system and the like. For the power supply device, how to make the mobile robot complete autonomous charging is one of the main problems to be solved. Currently, the charging mode of the AGV mainly includes battery replacement charging, manual charging, automatic charging, and the like, but at present, the requirement for automation degree is higher and higher, and automatic charging is the main direction in the future. The automatic charging comprises wireless charging and physical interface charging, and both the wireless charging and the physical interface charging firstly rely on a navigation system to guide the robot to be close to a charging interface position for charging. The wireless charging efficiency is lower and the hardware development input cost is high. The traditional physical interface charging has high charging efficiency and lower hardware investment cost, but the problem that the positioning accuracy of a navigation system is not accurate enough needs to be solved, and the physical interface is required to have certain floating tolerance capability.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide a socket and circular connector.

The purpose of the utility model is realized through the following technical scheme: a socket comprises a base, a base shell, a reducing spring and a tail nut, wherein a base mounting plate is installed in the base shell, a jack assembly is installed in the base mounting plate, a horn mouth is formed in the front end of the base shell, the tail nut is connected to the rear end of the base shell through threads, a limiting convex ring is arranged on the outer circumference of the base shell and is positioned on the rear side of the horn mouth, a limiting convex block is arranged on the limiting convex ring along the radial direction, the base is of a hollow structure, a limiting groove corresponding to the limiting convex block is formed in the front end of the base, the limiting convex block is positioned in the limiting groove, gaps are formed between the limiting convex block and the limiting groove in the circumferential direction and the axial direction, a limiting ring is arranged at the rear end of an inner cavity of the base and is positioned between the limiting convex block and the tail nut, an annular groove is formed in the front end face of the limiting ring, the reducing spring is sleeved on the base shell, and the small end of the reducing spring abuts against the limiting convex ring, the big end of the reducing spring is positioned in the annular groove, the inner cavity of the seat shell is also provided with a positioning staple bolt, and the positioning staple bolt is positioned between the horn mouth and the limiting convex ring in the axial direction.

Optionally, the number of the limiting lugs is three, and the three limiting lugs are uniformly distributed on the same circumference.

Optionally, the number of the positioning staples is three, and the three positioning staples are uniformly distributed on the same circumference.

Optionally, the middle part of the base is provided with a mounting plate, and mounting holes are formed in four corners of the mounting plate.

Optionally, the positioning clamp is connected with the seat shell through threads.

The utility model provides a circular connector, includes the plug, still includes above-mentioned socket, and the plug includes first casing, installs first mounting panel in the first casing, installs the contact pin subassembly in the first mounting panel, sets up the Y shape constant head tank that corresponds with the location bail on the socket on the first casing, and plug and socket are inserted and are closed, and contact pin subassembly and the jack subassembly that corresponds insert and close, and the location bail is located the Y shape constant head tank that corresponds.

Optionally, the number of the Y-shaped positioning grooves is three, and the three Y-shaped positioning grooves are uniformly distributed on the same circumference.

Optionally, an oblique angle is guided on the outer circumference of the end face of the insertion end of the head housing.

The utility model has the advantages of it is following: the utility model discloses a socket all has the floating space on axial, radial and circumference to make the socket when inserting the closure, have the tolerance ability of floating, solved the problem that current circular connector moves the tolerance ability weak on circumference, and guaranteed plug and socket assembly precision.

Drawings

FIG. 1 is a schematic view of a circular connector;

FIG. 2 is a first schematic structural diagram of a socket;

FIG. 3 is a second schematic structural view of the socket;

FIG. 4 is a schematic cross-sectional view A-A of FIG. 3;

FIG. 5 is a schematic view of a base;

FIG. 6 is a schematic structural view of a reducing spring sleeved on a seat shell;

FIG. 7 is a schematic view of the structure of the plug;

FIG. 8 is a schematic cross-sectional view of a plug;

in the figure, 101-base, 102-base shell, 103-tail nut, 104-base mounting plate, 105-reducing spring, 106-socket component, 107-positioning staple, 108-mounting plate, 109-limiting groove, 110-annular groove, 111-limiting ring, 112-bell mouth, 113-limiting convex ring, 114-limiting convex block, 201-head shell, 202-head mounting plate, 203-pin component, 204-Y-shaped positioning groove, 100-socket and 200-plug.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the present invention, the embodiments and the features of the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which the products of the present invention are conventionally placed in use, or the position or positional relationship which the skilled person conventionally understand, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the reference is made must have a specific position, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1, a circular connector includes a plug, and further includes a socket, a plug and a socket.

In this embodiment, as shown in fig. 2 to 6, the socket includes a base 101, a seat housing 102, a reducing spring 105 and a tail nut 103, a seat mounting plate 104 is installed in the seat housing 102, a socket assembly 106 is installed in the seat mounting plate 104, a bell mouth 112 is provided at the front end of the seat housing 102, the tail nut 103 is connected to the rear end of the seat housing 102 through a thread, that is, an external thread is provided at the rear end of the seat housing 102, and the external thread is smaller than the external diameter of the rear end of the seat housing 102, so that a step surface is formed, and when the rear external thread is provided, a tool withdrawal groove is left at the rear end of the seat housing 102, after the tail nut 103 is locked, the front end of the tail nut 103 is attached to the step surface, and the front end of the tail nut 103 is flush with the rear end of the seat housing 102.

In this embodiment, as shown in fig. 6, a limiting convex ring 113 is disposed on an outer circumference of the seat housing 102, the limiting convex ring 113 is located at a rear side of the bell mouth 112, a limiting convex block 114 is disposed on the limiting convex ring 113 along a radial direction, as shown in fig. 5, the base 101 is a hollow structure, a limiting groove 109 corresponding to the limiting convex block 114 is disposed at a front end of the base 101, the limiting convex block 114 is located in the limiting groove 109, and a gap is formed between the limiting block and the limiting groove 109 in a circumferential direction and an axial direction, a limiting ring 111 is disposed at a rear end of an inner cavity of the base 101, the limiting ring 111 is located between the limiting convex block 114 and the tail nut 103, an annular groove 110 is disposed on a front end surface of the limiting ring 111, the seat housing 102 is sleeved with a reducing spring 105, a small end of the reducing spring 105 abuts against the limiting convex ring 113, a large end of the reducing spring 105 is located in the annular groove 110, and the limiting block has a gap with the limiting groove 109 in the circumferential direction and the axial direction, the socket housing 102 thus has floating spaces in the axial, radial and circumferential directions, thereby allowing the socket to have floating tolerance capabilities when plugged together.

In this embodiment, a positioning clamp 107 is further mounted on the inner cavity of the seat housing 102, and in the axial direction, the positioning clamp 107 is located between the flared opening 112 and the limit convex ring 113, and preferably, the positioning clamp 107 is connected with the seat housing 102 through a thread.

In this embodiment, the middle of the base 101 is provided with a mounting plate 108, and mounting holes have been all opened on four corners of the mounting plate 108, so that the base 101 can be conveniently mounted and fixed through the mounting plate 108.

In this embodiment, as shown in fig. 7 and 8, the plug includes a head housing 201, a head mounting plate 202 is installed in the head housing 201, a pin assembly 203 is installed in the head mounting plate 202, a Y-shaped positioning groove 204 corresponding to the positioning staple 107 on the socket is formed in the head housing 201, the plug and the socket are plugged, the pin assembly 203 and the corresponding socket assembly 106 are plugged, the positioning staple 107 is located in the corresponding Y-shaped positioning groove 204, the number of the position-limiting protrusions 114 is three, the three position-limiting protrusions 114 are uniformly distributed on the same circumference, further, the number of the positioning staple 107 is three, the three positioning staples 107 are uniformly distributed on the same circumference, the number of the Y-shaped positioning grooves 204 is three, the three Y-shaped positioning grooves 204 are uniformly distributed on the same circumference, an oblique angle is guided on the outer circumference of the end face of the plugging end face of the head housing 201, when the plug and the socket are plugged, after the oblique angle is contacted with the horn 112, the horn 112 and the bevel angle are arranged to have guiding function, preferably, the insertion end of the Y-shaped positioning slot 204 is wide in front and narrow in back and is in smooth transition, when the positioning clamp 107 enters the insertion end of the Y-shaped positioning slot 204, the Y-shaped positioning slot 204 has guiding function and has certain limiting function in the circumferential direction, along with the increase of the insertion depth of the plug and the socket, the positioning clamp 107 enters the matching end of the Y-shaped positioning slot 204 through the insertion end of the Y-shaped positioning slot 204, at the moment, the positioning clamp 107 is matched with the matching end of the Y-shaped positioning slot 204, so that the positioning precision of the plug and the socket is ensured, and in the insertion process, the socket shell 102 has floating space in the axial direction, the radial direction and the circumferential direction, so that the socket has floating tolerance capacity.

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 or portions thereof without departing from the spirit and scope of the invention.

Claims (8)

1. A socket, characterized in that: the socket comprises a base, a socket shell, a reducing spring and a tail nut, wherein a socket mounting plate is installed in the socket shell, a jack component is installed in the socket mounting plate, a horn mouth is arranged at the front end of the socket shell, the tail nut is connected to the rear end of the socket shell through threads, a limiting convex ring is arranged on the outer circumference of the socket shell and is positioned at the rear side of the horn mouth, a limiting convex block is arranged on the limiting convex ring along the radial direction, the base is of a hollow structure, a limiting groove corresponding to the limiting convex block is formed in the front end of the base, the limiting convex block is positioned in the limiting groove, gaps are formed between the limiting block and the limiting groove in the circumferential direction and the axial direction, a limiting ring is arranged at the rear end of an inner cavity of the base and is positioned between the limiting convex block and the tail nut, and a circular groove is formed in the front end face of the limiting ring, the seat shell is sleeved with the reducing spring, the small end of the reducing spring is supported on the limiting convex rings, the large end of the reducing spring is located in the annular groove, the inner cavity of the seat shell is further provided with a positioning clamp nail, and the positioning clamp nail is located between the horn mouth and the limiting convex rings in the axial direction.

2. A socket according to claim 1, wherein: the number of the limiting lugs is three, and the three limiting lugs are uniformly distributed on the same circumference.

3. A socket according to claim 1, wherein: the location bail is three, and is three location bail evenly distributed is on same circumference.

4. A socket according to claim 1, wherein: the middle part of base is provided with the mounting panel, all seted up the mounting hole on four corners of mounting panel.

5. A socket according to claim 1, wherein: the positioning clamp nail is connected with the seat shell through threads.

6. A circular connector, comprising: the socket comprises a plug and further comprises the socket according to any one of claims 1 to 5, wherein the plug comprises a head shell, a head mounting plate is installed in the head shell, a pin assembly is installed in the head mounting plate, a Y-shaped positioning groove corresponding to a positioning staple bolt on the socket is formed in the head shell, the plug is plugged into the socket, the pin assembly and the corresponding jack assembly are plugged into the socket, and the positioning staple bolt is located in the corresponding Y-shaped positioning groove.

7. A circular connector according to claim 6, wherein: the Y-shaped positioning grooves are three and are uniformly distributed on the same circumference.

8. A circular connector according to claim 6, wherein: the outer circumference of the end face of the insertion end of the head shell is provided with an oblique angle.

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