CN215896876U - Quick locking mechanism, plug, socket and electric connector - Google Patents

Abstract

The utility model discloses a quick locking mechanism which comprises a locking bolt and a shell with a rectangular cavity, wherein groove bodies used for placing locking pieces are arranged on longitudinal side walls of the rectangular cavity in pairs, a supporting cross beam is transversely arranged in the rectangular cavity of the shell, cantilever teeth corresponding to the groove bodies are arranged on the front end surface of the supporting cross beam, the cantilever teeth incline towards the corresponding groove bodies, the locking bolt is inserted from the front end surface of the shell, and the locking bolt extrudes the cantilever teeth to enable the cantilever teeth to fix the locking pieces in the groove bodies, and the utility model also discloses a plug, a socket and an electric connector. The utility model has the beneficial effects that: the locking mechanism has the advantages of simple structure, convenient operation of locking and separating the plug and the socket, soft insertion of the locking mechanism and reliable locking.

Description

Quick locking mechanism, plug, socket and electric connector

Technical Field

The utility model relates to a connector, in particular to a quick locking mechanism, a plug, a socket and an electric connector.

Background

In the process of industrial development, the electrical connector plays an important role, and in places where electricity exists, the electrical connector exists. With the rapid development of electronic information technology, the requirements for electrical connectors are becoming more and more demanding. From the beginning, the electrical performance requirements of the electrical connector are focused, and at present, the electrical performance requirements are required to be met, and the weight, the appearance, the locking mode and the like of the electrical connector are also strictly required. Particularly, the locking mode of the electrical connector needs to have the performance advantages of simple operation, reliable locking, easy separation and the like, and more locking modes and structural performances of the electrical connector need to be explored on the basis of the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provides a quick locking mechanism, a plug, a socket and an electric connector.

The purpose of the utility model is realized by the following technical scheme: the utility model provides a fast latch mechanism, includes locking bolt and the casing that has the rectangular cavity, offers the cell body that is used for placing the retaining member in pairs on the vertical lateral wall in rectangular cavity, and the rectangular cavity of casing transversely is provided with a supporting beam, is provided with the cantilever tooth that corresponds with the cell body on the preceding terminal surface of supporting beam, and the slope of the cell body that the cantilever tooth orientation corresponds, and the locking bolt inserts from the preceding terminal surface of casing, and the locking bolt extrudes the cantilever tooth and makes the cantilever tooth fix the retaining member in the cell body.

Optionally, the cantilever tooth includes cantilever beam and tooth portion, and the cantilever beam slope sets up on supporting beam, and tooth portion sets up the one side that is close to corresponding cell body at the cantilever beam front end, offers the arcwall face of centre gripping retaining member on the tooth portion.

Optionally, the groove body is a stepped groove formed by a U-shaped groove b and a U-shaped groove a, the U-shaped groove b is located at the rear end of the U-shaped groove a, and the diameter of the notch of the U-shaped groove b is larger than that of the notch of the U-shaped groove a.

Optionally, the U-shaped groove a and the U-shaped groove b both have arc surfaces, the slot is formed in the arc top of the U-shaped groove a along the front-back direction, the bottom of the slot is provided with a convex tooth, the convex height of the convex tooth is matched with the depth of the slot, and the convex tooth is located in the U-shaped groove b.

Optionally, the locking bolt includes a panel and an insertion section, the panel is connected with the insertion section, the panel is attached to the front end face of the shell, the insertion section is located in the rectangular cavity, and the end of the insertion section is provided with a wedge block for extruding the cantilever teeth.

Optionally, the inserting section comprises a connecting section a, a connecting section b and a wedge, the connecting section a is connected with the panel, the connecting section a is connected with the connecting section b, the wedge is arranged on the end face of the connecting section b, a hanging tooth is arranged on the transverse side wall of the connecting section b, the tail of the connecting section a is provided with a wedge face, a clamping groove is formed between the hanging tooth and the wedge face, a raised T-shaped lug is arranged on the transverse side wall of the rectangular cavity, a limiting groove is formed between the T-shaped lug and the longitudinal side wall of the rectangular cavity, the hanging tooth is located in the limiting groove, the front end face of the hanging tooth is tightly abutted to the front end face of the limiting groove, and the horizontal frame of the T-shaped lug is clamped in the clamping groove.

Optionally, the rear end of the rectangular cavity is expanded outwards to form a hole expansion, and a wire sealing body is installed in the hole expansion.

The utility model provides a plug, includes above-mentioned quick-lock mechanism, the casing of quick-lock mechanism be first casing, and the retaining member is the jack subassembly, and the end outside of inserting of first casing is provided with the locking support, and the locking support is the cantilever structure, is provided with the locking on the both sides wall of locking support and detains, and the locking is detained and is provided with the inclined plane to the spigot surface.

The utility model provides a socket, includes above-mentioned fast latch mechanism, and the casing of fast latch mechanism is a seat casing, and the retaining member is the contact pin subassembly, and the front end of seat casing extends forward and forms to insert and closes the chamber, inserts and is provided with the outside convex rectangular channel on closing the lateral wall in chamber, and the end of inserting of rectangular channel is provided with the stopping piece.

The electric connector comprises a plug and a socket, wherein the insertion end of a head shell is inserted into an insertion cavity, a contact pin assembly and a jack assembly are inserted, a locking buckle of the plug crosses over a retaining block, and the end face of the locking buckle is abutted to a retaining face of the retaining block.

The utility model has the following advantages: the utility model has simple structure, convenient operation of locking and separating the plug and the socket, soft locking and inserting and reliable locking of the locking mechanism of the utility model.

Drawings

FIG. 1 is a schematic structural view of the present invention;

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

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

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

FIG. 5 is a first schematic structural diagram of a socket;

FIG. 6 is a second schematic structural view of the socket;

FIG. 7 is a schematic cross-sectional view of C-C of FIG. 6;

FIG. 8 is a first schematic structural diagram of the housing;

FIG. 9 is a second schematic structural view of the housing;

FIG. 10 is a third schematic structural view of the housing;

FIG. 11 is a fourth schematic structural view of the housing;

FIG. 12 is a schematic cross-sectional view taken along line A-A of FIG. 11;

FIG. 13 is a schematic view of the locking bolt;

in the figure, 100-locking bolt, 200-plug, 300-socket, 20-head shell, 21-socket component, 22-wire-sealing body, 23-sealing sleeve, 24-locking bracket, 25-locking buckle, 26-inclined surface, 27-guide surface, 30-seat shell, 31-pin component, 32-backstop block, 33-insertion cavity, 34-rectangular groove, 101-panel, 102-connecting section a, 103-connecting section b, 104-wedge block, 105-hanging tooth, 106-clamping groove, 107-guide hole, 108-wedge surface, 201-shell, 202-rectangular cavity, 203-supporting beam, 204-cantilever tooth, 205-tooth part, 206-U-shaped groove a, 207-slot, 208-T-shaped lug, 209-limit groove, 210-convex tooth, 211-arc surface, 212-U-shaped groove b, 213-reaming hole and 214-cantilever beam.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention 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 figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In addition, the embodiments of the present invention 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 orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, 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 and may, for example, be fixedly connected, detachably connected, or integrally connected; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The first embodiment is as follows:

as shown in fig. 8 to 12, a quick locking mechanism includes a locking bolt 100 and a casing 201 having a rectangular cavity 202, slot bodies for placing locking members are provided in pairs on longitudinal side walls of the rectangular cavity 202, a supporting beam 203 is transversely provided in the rectangular cavity 202 of the casing 201, a cantilever tooth 204 corresponding to the slot body is provided on a front end surface of the supporting beam 203, and the cantilever tooth 204 inclines towards the corresponding slot body, the locking bolt 100 is inserted from the front end surface of the casing 201, and the locking bolt 100 extrudes the cantilever tooth 204 to fix the locking member in the slot body, that is, the locking member is inserted into the slot body, then the locking bolt 100 is inserted from the front end surface of the casing 201, and the locking bolt 100 inclines the cantilever tooth 204 towards the slot body, so that the locking member is clamped in the slot body.

In this embodiment, the cantilever tooth 204 includes a cantilever beam 214 and a tooth portion 205, the cantilever beam 214 is obliquely disposed on the supporting beam 203, the tooth portion 205 is disposed on one side of the front end of the cantilever beam 214 close to the corresponding slot body, an arc surface 211 for clamping the locking member is disposed on the tooth portion 205, because the cantilever beam 214 is obliquely disposed, so that the cantilever beam 214 has a certain elasticity, after the locking bolt 100 extrudes the cantilever beam 214, the cantilever beam 214 can be tilted, so that the cantilever beam 214 has an elastic restoring force, after the locking bolt 100 is taken out, the cantilever beam 214 can be reset, so that the locking member can be loosened, and the locking member can be taken out conveniently.

In this embodiment, the groove body is a stepped groove composed of a U-shaped groove b212 and a U-shaped groove a206, the U-shaped groove b212 is located at the rear end of the U-shaped groove a206, and the diameter of the opening of the U-shaped groove b212 is larger than that of the opening of the U-shaped groove a206, when the locking member is installed, the locking member is inserted from the U-shaped groove b212 to the direction of the U-shaped groove a206, because the diameter of the opening of the U-shaped groove b212 is larger than that of the opening of the U-shaped groove a206, so that the locking member is convenient to insert, further, the U-shaped groove a206 and the U-shaped groove b212 both have arc surfaces, the arc top of the U-shaped groove a206 is provided with a slot 207 along the front-back direction, the bottom of the slot 207 is provided with a protruding tooth 210, the protruding height of the protruding tooth 210 matches the depth of the slot 207, and the protruding tooth 210 is located in the U-shaped groove b212, when the locking member is locked, the locking member is clamped by the arc surface 211 of the tooth 205, the arc surface of the U-shaped groove a206 and the tooth 210, so that the locking member is not deflected, the axial precision of the locking piece can be ensured.

In this embodiment, as shown in fig. 13, the locking latch 100 includes a panel 101 and an insertion section, the panel 101 is connected to the insertion section, the panel 101 is provided with a guide hole 107 corresponding to the locking member, the panel 101 is attached to the front end surface of the housing 201, the insertion section is located in the rectangular cavity 202, the end of the insertion section is provided with a wedge block 104 for pressing the cantilever teeth 204, during the insertion process, the wedge block 104 presses the cantilever beam 214, and after the panel 101 is attached to the front end surface of the housing 201, the locking latch 100 is inserted in place, and at this time, the locking member is locked.

In this embodiment, the insertion section includes a connection section a102, a connection section b103 and a wedge block 104, the connection section a102 is connected with the panel 101, the connection section a102 is connected with the connection section b103, the wedge block 104 is disposed on the end surface of the connection section b103, the hanging teeth 105 are disposed on the lateral side wall of the connection section b103, the wedge surface 108 is disposed at the tail of the connection section a102, the clamping groove 106 is formed between the hanging teeth 105 and the wedge surface 108, the raised T-shaped projection 208 is disposed on the lateral side wall of the rectangular cavity 202, the limit groove 209 is formed between the T-shaped projection 208 and the longitudinal side wall of the rectangular cavity 202, the hanging teeth 105 are located in the limit groove 209, and the front end face of the hanging tooth 105 is tightly abutted with the front end face of the limiting groove 209, and the horizontal frame of the T-shaped lug 208 is clamped in the clamping groove 106, therefore, when the locking bolt 100 is inserted in place, the locking bolt 100 has a stopping function, and the locking bolt 100 will not exit the housing 201 when the locking bolt 100 is not under the action of external force.

In this embodiment, the rear end of the rectangular cavity 202 is expanded outward to form a counterbore 213, a wire sealing body 22 is installed in the counterbore 213, and the wire sealing body 22 seals the wire connected with the locking member, so as to ensure the reliability of guiding connection with the locking member.

Example two:

a plug 200, as shown in fig. 2-4, includes the quick-lock mechanism in the first embodiment, and in the plug 200, the shell 201 of the quick-lock mechanism is the head shell 20, the locking member is the jack component 21, the outside of the insertion end of the head shell 20 is provided with the locking bracket 24, the locking bracket 24 is a cantilever structure, the two side walls of the locking bracket 24 are provided with the locking buckles 25, the opposite insertion surfaces of the locking buckles 25 are provided with the inclined surfaces 26, and further, the head shell 20 on the two sides of the locking bracket 24 is also provided with the guide plate.

In this embodiment, an annular step is provided on the outer edge of the end of the head housing 20 away from the insertion section, and a sealing sleeve 23 is sleeved on the annular step.

Example three:

a socket 300 is shown in fig. 5-7, and includes the quick-lock mechanism in the first embodiment, in the socket 300, the housing 201 of the quick-lock mechanism is a socket housing 30, the locking member is a pin assembly 31, further, the front end of the socket housing 30 extends forward to form an insertion cavity 33, a rectangular groove 34 protruding outward is arranged on the side wall of the insertion cavity 33, and the insertion end of the rectangular groove 34 is provided with a retaining block 32.

Example four:

an electric connector, as shown in fig. 1, includes a plug 200 in the second embodiment and a socket 300 in the third embodiment, the plug 200 and the socket 300 are plugged, that is, the insertion end of the header housing is inserted into the plugging cavity 33, and the pin assembly 31 and the socket assembly 21 are plugged, the locking buckle 25 of the plug 200 passes over the retaining block 32, and the end face of the locking buckle 25 abuts against the retaining face of the retaining block 32, so that the plug 200 and the socket 300 are not easy to fall off.

In this embodiment, the socket 300 and the plug 200 are assembled separately, then the plug 200 is inserted into the socket 300, the locking bracket 24 of the head housing 20 slides into the rectangular groove 34 of the socket housing 30 until the locking buckle 25 on the locking bracket 24 passes over the retaining block 32 in the rectangular groove 34, a boss is arranged on the locking bracket 24 of the head housing 20, the boss blocks the rectangular groove 34 of the socket housing 30 to limit the plug 200 from being inserted further, the locking buckle 25 of the head housing 20 is buckled with the retaining block 32 of the rectangular convex groove of the socket housing 30 to limit the plug 200 from moving leftward, so far, the plug 200 and the socket 300 are inserted into place, when the plug 200 is separated from the socket 300, the locking bracket 24 of the head housing 20 is pressed down to separate the locking buckle 25 of the head housing 20 from the retaining block 32 of the socket housing 30, the plug 200 is pulled out, and the plug 200 is separated from the socket 300.

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 various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims (10)

1. A quick-lock mechanism, characterized by: including locking bolt and the casing that has the rectangular cavity, offer the cell body that is used for placing the retaining member in pairs on the vertical lateral wall in rectangular cavity, the rectangular cavity of casing transversely is provided with a supporting beam, be provided with on supporting beam's the preceding terminal surface with the cantilever tooth that the cell body corresponds, just the slope of the cell body that the cantilever tooth orientation corresponds, the locking bolt is followed the preceding terminal surface of casing inserts, just the locking bolt extrusion the cantilever tooth makes the cantilever tooth will the retaining member is fixed in the cell body.

2. A quick lock mechanism according to claim 1, wherein: the cantilever tooth includes cantilever beam and tooth portion, the cantilever beam slope sets up on the supporting beam, tooth portion sets up the cantilever beam front end is close to and corresponds one side of cell body, set up the arcwall face of centre gripping retaining member on the tooth portion.

3. A quick lock mechanism according to claim 1, wherein: the cell body is the ladder groove of constituteing by U-shaped groove b and U-shaped groove a, U-shaped groove b is located the rear end of U-shaped groove a, just U-shaped groove b's notch diameter is greater than U-shaped groove a's notch diameter.

4. A quick lock mechanism according to claim 3, wherein: the U-shaped groove a with U-shaped groove b all has the arc surface, the slot has been seted up along the fore-and-aft direction to the circular arc top department in U-shaped groove a, the bottom of slot is provided with the dogtooth, the convex height of dogtooth with the groove depth phase-match of slot, just the dogtooth is located U-shaped inslot b.

5. A quick lock mechanism according to claim 1, wherein: the locking bolt includes panel and insertion section, the panel with the insertion section is connected, the panel with the laminating of the preceding terminal surface of casing, the insertion section is located the rectangle intracavity, just the tip of insertion section is provided with the extrusion the wedge of cantilever tooth.

6. A quick lock mechanism according to claim 5, wherein: the inserting section comprises a connecting section a, a connecting section b and a wedge, the connecting section a is connected with the panel, the connecting section a is connected with the connecting section b, the wedge is arranged on the end face of the connecting section b, hanging teeth are arranged on the transverse side wall of the connecting section b, a wedge face is arranged at the tail of the connecting section a, a clamping groove is formed between the hanging teeth and the wedge face, a raised T-shaped lug is arranged on the transverse side wall of the rectangular cavity, a limiting groove is formed between the T-shaped lug and the longitudinal side wall of the rectangular cavity, the hanging teeth are located in the limiting groove, the front end face of the hanging teeth is tightly abutted against the front end face of the limiting groove, and the horizontal frame of the T-shaped lug is clamped in the clamping groove.

7. A quick lock mechanism according to claim 1, wherein: the rear end of the rectangular cavity expands outwards to form a hole expansion, and a wire sealing body is installed in the hole expansion.

8. A plug, characterized by: the quick-locking mechanism comprises a quick-locking mechanism according to any one of claims 1 to 7, wherein a shell of the quick-locking mechanism is a head shell, a locking piece is a jack component, a locking support is arranged on the outer side of an insertion end of the head shell, the locking support is of a cantilever structure, locking buckles are arranged on two side walls of the locking support, and inclined planes are arranged on opposite insertion surfaces of the locking buckles.

9. A socket, characterized in that: the quick-locking mechanism comprises a quick-locking mechanism body as claimed in any one of claims 1 to 7, wherein a shell of the quick-locking mechanism body is a seat shell, a locking member is a pin assembly, the front end of the seat shell extends forwards to form an inserting cavity, a rectangular groove which is outwards convex is arranged on the side wall of the inserting cavity, and a stopping block is arranged at the inserting end of the rectangular groove.

10. An electrical connector, comprising: the plug comprises the plug of claim 8 and the socket of claim 9, wherein the insertion end of the plug shell is inserted into the insertion cavity, the pin assembly and the jack assembly are inserted, the locking buckle of the plug passes over the retaining block, and the end face of the locking buckle abuts against the retaining face of the retaining block.

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