CN222282295U - Combined four-wire plug and socket assembly - Google Patents

Abstract

The utility model discloses a combined four-wire plug and socket assembly, and belongs to the technical field of electrical connectors. The combined four-wire plug and socket assembly further comprises a first end clamped on the left side of the first shell, a second end clamped on the outer side of the second shell, a first end buckle fixedly arranged on the lower end face of the first end, a first end fixing groove fixedly arranged on the lower end of the inner side of the first end, two first mounting grooves formed in the outer side face of the lower end of the first end, four fixing protrusions fixedly arranged on the lower end of the second end, a through groove formed between two adjacent fixing protrusions, a second end clamping groove fixedly arranged on the lower end of the second end, and a second mounting groove fixedly arranged on the inner side of the lower end of the second end, wherein the first end is clamped with the first shell, the second end is clamped with the second shell through the first end, the second end, the first shell and the second shell, stability in installation is improved, disassembly and maintenance are facilitated, and connection and use of various scenes are facilitated.

Description

Combined four-wire plug and socket assembly

Technical Field

The utility model belongs to the technical field of electrical connectors, and particularly relates to a combined four-wire plug and socket assembly.

Background

Plug and socket assemblies are a common electrical connection for modern mechanical power, intended to achieve the desired power connection, and are relatively more robust than conventional wire connections, such as heavy trucks including a towing head and at least one trailer, typically equipped with a variety of electrical equipment, powered by the tractor. To achieve power between the tractor and trailer, and between the trailer and trailer, it is necessary to connect through an electrical plug and socket assembly. After the socket of the existing electric plug is plugged, the trend of an electric wire bundle of the existing electric plug is generally at a right angle of 90 degrees with the plug, the electric plug and the socket assembly are exposed to the outside, the working environment is severe and easy to be corroded due to the soaking of rainwater and saline water, particularly, moisture enters the electric plug and the socket assembly, the moisture corrodes matched electric terminals in the connector, potential safety hazards are caused, electric connection is affected, and therefore high requirements are met for sealing performance, installation and subsequent maintenance.

The utility model provides an electrical plug and socket assembly convenient to installation, it includes plug, socket and wire harness, be provided with the male terminal on the socket, be provided with on the plug and hold the holding chamber of socket, the holding intracavity be provided with male terminal complex female terminal, still be equipped with first flange on the plug, be equipped with on the socket with first flange matched with second flange, its characterized in that, the holding intracavity is provided with a recess, the side of socket be provided with recess complex boss, the week side of plug still is provided with fold structure, fold structure is kept away from the one end of plug is inwards inclined form, the one end of plug still horizontally is provided with the enhancement, the wire harness pass enhancement with female terminal electric connection. The utility model has reliable connection and fixation, good sealing performance and convenient installation.

Although the electrical plug and socket assembly convenient to install is reliable in connection and fixation, good in sealing performance and convenient to install, the problem of complex disassembly and maintenance still exists.

Disclosure of utility model

The utility model aims to solve the technical problems, and provides a combined four-wire plug and socket assembly which increases the use safety of cables, is convenient to maintain and disassemble and increases the installation stability.

The utility model discloses a combined four-wire plug and socket assembly which comprises four female terminals, wherein the number of the female terminals is four, the right side of each female terminal is clamped with a male terminal, the outer sides of the four female terminals are sleeved with a first shell, the outer sides of the four male terminals are sleeved with a second shell, the combined four-wire plug and socket assembly further comprises a first end clamped on the left side of the first shell, the outer sides of the second shell are clamped with a second end, the lower end face of the first end is fixedly provided with a first end buckle, the lower end of the inner side of the first end is fixedly provided with a first end fixing groove, the outer side of the lower end of the first end is provided with two first mounting grooves, the lower end of the second end is fixedly provided with four fixing protrusions, a through groove is arranged between every two adjacent fixing protrusions, the lower end of the second end is fixedly provided with a second end clamping groove, and the inner side of the lower end of the second end is fixedly provided with a second mounting groove.

The two lug plates are fixedly arranged at the upper end of the shell, the first buckle is fixedly arranged at the upper end of the shell, the right end of the upper side of the shell is fixedly connected with the elastic sheet, the inner side of the shell is fixedly provided with four first wire grooves, the inner side of the shell is fixedly provided with four second limiting blocks respectively at the right ends of the four first wire grooves, the shell is fixedly provided with a pair of supporting blocks at the right side of each first wire groove, the shell is fixedly connected with the first limiting blocks respectively at the left side of each first wire groove, the lower end of the shell is fixedly provided with a first clamping groove, and the lower end of the shell is provided with two first sliding grooves.

Preferably, a clamping groove II is formed in the left side of the second shell corresponding to one part of each sliding groove; the left side of the second shell is provided with a shell clamping groove, the left lower end of the inner side of the second shell is fixedly provided with two first sliding blocks, the lower end of the second shell is fixedly provided with a pair of second sliding grooves, the second shell is provided with a second wire slot corresponding to each first wire slot, the upper end of the second shell is fixedly provided with two rib plates, the upper end of the second shell is fixedly provided with a first clamping groove, the second shell is fixedly provided with a fourth limiting block on the inner side of the second wire slot, the inner side of the left end of the second shell is provided with a pair of second sliding blocks, a third sliding groove is arranged between each second sliding block and the inner wall of the left side of the second shell, and the lower end face of the right side of the second shell is fixedly provided with a clamping groove.

The sliding groove III is in sliding connection with the right side of the lug plate, the first buckle is buckled with the first buckle slot, the first sliding block slides on the inner side of the first sliding groove, the right end face of the second limiting block is abutted against the left inner end face of the second shell, the first end buckle is buckled with the first buckle slot, and the second end buckle slot is buckled on the inner side of the buckle slot.

Preferably, a first wire notch is fixedly arranged on the inner side of each female terminal; A pair of first wire slots are fixedly formed in the lower end of each female terminal, each female terminal is fixedly connected with a pair of first wire harness clamps on the upper right side of the first wire harness clamp, a plug bush is fixedly arranged in the lower right side of each female terminal, each female terminal is fixedly connected with a metal elastic sheet on the upper end of the plug bush, and a second wire slot is formed in a position, corresponding to the first wire slot, of each female terminal.

The wire harness clamping piece II is fixedly arranged at the lower end of the right side of the male terminal, the wire notch III is fixedly arranged at the right end of the male terminal, the pair of wire harness clamps II is fixedly arranged on the male terminal, the male terminal is positioned on the left side of the wire harness clamps II and fixedly provided with the terminal limiting block, the left end of the terminal limiting block is fixedly connected with the terminal inserting rod, and the left end of the terminal inserting rod is fixedly provided with the terminal contact.

The plug bush is abutted against the terminal contact, the terminal plug rod slides in the second line notch, the metal elastic sheet abuts against the outer circumference of the terminal plug rod, the first limiting block abuts against the left end of the plug bush, the lower end of the plug bush abuts against the supporting block, and the terminal limiting block abuts against the four left end faces of the limiting block.

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

(1) Through arranging four pairs of female terminals to be clamped with the male terminals, the female terminals are electrically connected with the male terminals, direct power failure caused by damage of one cable is prevented, meanwhile, the safety of using the cable is improved, and the power of a plug and a socket is convenient to adjust;

(2) The first end, the second end, the first shell and the second shell are arranged, the first end is clamped with the first shell, the second shell is clamped with the second end, stability in installation is improved, disassembly and maintenance are convenient, and connection and use of various scenes are convenient;

(3) The plug bush and the first limiting block, the first buckle, the elastic sheet and the first buckle slot, the fourth limiting block and the terminal limiting block, the buckle slot and the second end slot, and the first end buckle and the first buckle slot are arranged, so that the first end, the first shell, the second end, the female terminal and the male terminal are convenient to detach while stable in connection, the overhaul difficulty is reduced, and the practicability is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic bottom view of the present utility model;

FIG. 3 is an exploded view of the present utility model;

FIG. 4 is a schematic view of an internal structure of the tip according to the present utility model;

FIG. 5 is a schematic view of the internal structure of the second end head of the present utility model;

FIG. 6 is a left side view of the present utility model;

FIG. 7 is a cross-sectional view at A-A of the present utility model;

FIG. 8 is a view taken at B-B of the present utility model;

FIG. 9 is a schematic view of an inner structure of the housing according to the present utility model;

FIG. 10 is a schematic view of the internal structure of a second housing according to the present utility model;

FIG. 11 is a schematic view showing the internal structure of the female terminal of the present utility model;

fig. 12 is a schematic view of the internal structure of the male terminal of the present utility model.

The labels in the figures are 1, first end, 2, first shell, 3, second shell, 4, second end, 5, female terminal, 6, male terminal, 101, first end buckle, 102, first end fixing groove, 103, first installation groove, 201, first clamping groove, 203, first sliding groove, 204, spring plate, 205, first buckle, 206, first limiting block, 207, second limiting block, 208, support block, 209, first slot, 210, lug plate, 301, second clamping groove, 302, first sliding block, 303, second sliding groove, 304, third limiting block, 305, third clamping groove, 304, fourth limiting block, 305, first clamping groove, 306, rib plate, 307, second slot, 308, second clamping groove of the shell, 309, third sliding groove, 310, second sliding block, 311, clamping groove of the buckle, 401, second clamping groove of the end, 402, second installation groove, 403, through slot, 404, fixing protrusion, 501, first opening, 502, second slot opening, 503, metal spring plate, 504, first wire harness, 505, plug, 506, first wire harness clip, 601, terminal, 603, second clamping groove, 602, wire harness clip, second clamping groove, 602, wire clip, and wire clip.

Detailed Description

The combined four-wire plug and socket assembly comprises four female terminals 5, a first shell 2 sleeved outside each female terminal 5, a second shell 3 sleeved outside each male terminal 6, a first end 1 clamped on the left side of the first shell 2, a second end 4 clamped on the outer side of the second shell 3, a first end buckle 101 fixedly arranged on the lower end face of the first end 1, a first fixing groove 102 fixedly arranged at the lower end of the first end 1, two mounting grooves 103 formed in the outer side of the lower end of the first end, four fixing protrusions 404 fixedly arranged at the lower end of the second end 4, a through groove 403 arranged between every two adjacent fixing protrusions 404, a second clamping groove 401 fixedly arranged at the lower end of the second end 4, a second mounting groove 402 fixedly arranged at the inner side of the lower end of the second end, a first end 5 clamped with the male terminal 6, a second end 5 and a second end 3 electrically connected with the first shell 4 through the first end and the second end, and a second shell 2 through the aid of the clamping terminals, and a cable 3 can be conveniently and electrically connected with the first shell 2 and the second shell 4 when the first end is electrically connected with the first shell 2 and the second shell 2 through the second end cable.

Referring to fig. 7-9, two ear plates 210 are fixedly arranged at the upper end of the first housing 2, a first buckle 205 is fixedly arranged at the upper end of the first housing 2, the right end of the upper side of the first housing 2 is fixedly connected with a spring plate 204, four first slots 209 are fixedly arranged at the inner side of the first housing 2, four second limiting blocks 207 are respectively and fixedly arranged at the right ends of the four first slots 209, a pair of supporting blocks 208 are fixedly arranged at the right side of each first slot 209 of the first housing 2, the left side of each first slot 209 of the first housing 2 is respectively and fixedly connected with the first limiting block 206, a first clamping slot 201 is fixedly arranged at the lower end of the first housing 2, and two first sliding slots 203 are arranged at the lower end of the first housing 2.

Referring to fig. 10, a second clamping groove 301 is formed in the left side of the second housing 3 corresponding to each first sliding groove 203, a second housing clamping groove 308 is formed in the left side of the second housing 3, two first sliding blocks 302 are fixedly arranged at the left lower end of the inner side of the second housing 3, a pair of second sliding grooves 303 are fixedly formed in the lower end of the second housing 3, a second slot 307 is formed in the second housing 3 corresponding to each first slot 209, two rib plates 306 are fixedly arranged at the upper end of the second housing 3, a first clamping groove 305 is fixedly formed in the upper end of the second housing 3, a fourth limiting block 304 is fixedly arranged in the inner side of the second slot 307, a pair of second sliding blocks 310 are formed in the inner side of the left end of the second housing 3, a third sliding groove 309 is formed between each second sliding block 310 and the inner wall of the left side of the second housing 3, and a third clamping groove 311 is fixedly formed in the lower end face of the right side of the second housing 3.

Referring to fig. 1-10, the third sliding slot 309 is slidably connected to the right side of the ear plate 210, the first buckle 205 is buckled with the first buckle slot 305, the first slider 302 slides inside the first sliding slot 203, the right end surface of the second stopper 207 abuts against the left inner end surface of the second housing 3, the first end buckle 101 is buckled with the first buckle slot 201, and the second end buckle slot 401 is buckled inside the first buckle slot 311.

Referring to fig. 11, a first wire slot 501 is fixedly disposed on the inner side of each female terminal 5, a first wire slot 501 is fixedly disposed at the lower end of each female terminal 5, a first pair of wire clamps 504 is fixedly connected to the right upper side of a first wire clamp 506 of each female terminal 5, a socket 505 is fixedly disposed at the lower end of the right side of each female terminal 5, a metal spring 503 is fixedly connected to the upper end of the socket 505 of each female terminal 5, and a second wire slot 502 is disposed at the position corresponding to the first wire slot 501 of each female terminal 5.

Referring to fig. 12, a second wire harness clip 606 is fixedly arranged at the lower end of the right side of the male terminal 6, a third wire slot 605 is fixedly arranged at the right end of the male terminal 6, a pair of second wire harness clips 604 is fixedly arranged on the male terminal 6, a terminal limiting block 603 is fixedly arranged on the left side of the second wire harness clips 604 on the male terminal 6, a terminal inserting rod 602 is fixedly connected to the left end of the terminal limiting block 603, and a terminal contact 601 is fixedly arranged on the left end of the terminal inserting rod 602.

Referring to fig. 7-12, the plug bush 505 abuts against the terminal contact 601, the terminal plug bar 602 slides in the line notch two 502, the metal spring plate 503 abuts against the outer circumference of the terminal plug bar 602, the first limit block 206 abuts against the left end of the plug bush 505, the lower end of the plug bush 505 abuts against the supporting block 208, the terminal limit block 603 abuts against the left end face of the fourth limit block 304, the plug bush 505 and the first limit block 206 are arranged, the first buckle 205, the spring plate 204 and the first buckle slot 305, the fourth limit block 304 and the terminal limit block 603, the first buckle slot 311 and the second buckle slot 401, and the first buckle 101 and the first buckle slot 201 are connected stably, and meanwhile, the first buckle 1, the first shell 2, the second shell 3, the second buckle 4, the female terminal 5 and the male terminal 6 are convenient to detach, maintenance difficulty is reduced, and practicability is improved.

During operation, four plug wire harnesses are clamped between two wire harness clamps 604, a wire harness clamping piece II 606 is clamped, the plug wire harnesses are clamped until one ends of the plug wire harnesses are electrically connected with terminal contacts 601, the plug wires are far away from one ends of the terminal contacts 601 and are connected with plugs with proper size specifications, then four male terminals 6 are inserted into the inner sides of a second shell 3, the plugs are clamped into the right end of the second shell 3, a second end 4 is extended into the inner sides of the second shell 3, a second end clamping groove 401 is clamped into a clamping groove 311 to fix the second end 4, then the second end 4 is clamped in a mounting position, the mounting groove II 402 is clamped on a connecting piece in the mounting position by means of stable connection of a through groove 403 and a fixing protrusion 404, one ends of the four socket wire harnesses are extended into a first wire notch 501, four female terminals 5 are inserted into the inner sides of the second shell 3, so that metal spring plates 503 are electrically connected with the socket wire harnesses, then four terminal inserting rods 602 are inserted into the second wire inserting grooves 502, the metal spring plates 503 are pressed against the terminal inserting rods 602, then the first shell 2 is aligned with the second shell 3, the first shell 205 is clamped into the first shell 205, the first end 205 is clamped into the first shell 2, the first female terminal assembly 205 is pressed down, the first female terminal assembly is electrically connected with the first female terminal assembly 5 is connected with the first female terminal assembly 5, and the male terminal assembly is electrically connected with the first female terminal assembly 2, and the male terminal assembly is connected with the male terminal assembly 3, and the male terminal connector is electrically, and the male connector is connected with the male and the male connector 3, and the male connector wire connector is female connector is electrically.

Certain terms are used throughout the description and claims to refer to particular components. Those of skill in the art will appreciate that a hardware manufacturer may refer to the same component by different names. The description and claims do not take the form of an element differentiated by name, but rather by functionality. As used throughout the specification and claims, the word "comprise" is an open-ended term, and thus should be interpreted to mean "include, but not limited to. By "substantially" is meant that within an acceptable error range, a person skilled in the art is able to solve the technical problem within a certain error range, substantially achieving the technical effect.

It should be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a product or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such product or system. Without further limitation, an element defined by the phrase "comprising one of the elements" does not exclude the presence of additional identical elements in a commodity or system comprising the element.

While the foregoing description shows and describes several preferred embodiments of the application, it is to be understood that the application is not limited to the forms disclosed herein, but is not to be construed as limited to other embodiments, but is capable of numerous other combinations, modifications and environments and is capable of changes or modifications within the scope of the inventive concept as expressed herein, either as a result of the foregoing teachings or as a result of the knowledge or technology of the relevant art. And that modifications and variations which do not depart from the spirit and scope of the application are intended to be within the scope of the appended claims.

Claims (7)

1. A combined four-wire plug and socket assembly comprises four female terminals (5), wherein the number of the female terminals (5) is four, male terminals (6) are clamped on the right side of each female terminal (5), one first shell (2) is sleeved outside each female terminal (5), one second shell (3) is sleeved outside each male terminal (6), the combined four-wire plug and socket assembly is characterized by further comprising a first end (1) clamped on the left side of the first shell (2), a second end (4) is clamped on the outer side of the second shell (3), a first end buckle (101) is fixedly arranged on the lower end face of the first end (1), a first end fixing groove (102) is fixedly arranged at the lower end of the inner side of the first end (1), two mounting grooves (103) are formed in the outer side face of the lower end of the first end (1), four fixing protrusions (404) are fixedly arranged at the lower end of the second end of the first end, through grooves (403) are formed between the two adjacent fixing protrusions (404), a second end clamping groove (401) is fixedly arranged at the lower end of the second end (4), and two inner side fixing grooves (402) are fixedly arranged at the lower end of the second end (4).

2. The combined four-wire plug and socket assembly according to claim 1 is characterized in that two lug plates (210) are fixedly arranged at the upper end of a first shell (2), a first buckle (205) is fixedly arranged at the upper end of the first shell (2), a spring piece (204) is fixedly connected to the right end of the upper side of the first shell (2), four first wire grooves (209) are fixedly arranged on the inner side of the first shell (2), four second limit blocks (207) are fixedly arranged on the right end of each first wire groove (209) on the inner side of the first shell (2), a pair of supporting blocks (208) are fixedly arranged on the right side of each first wire groove (209) on the first shell (2), a first limit block (206) is fixedly connected to the left side of each first wire groove (209), a first buckle groove (201) is fixedly arranged at the lower end of the first shell (2), and two first limit grooves (203) are formed in the lower end of the first shell (2).

3. The combined four-wire plug and socket assembly according to claim 2 is characterized in that a clamping groove II (301) is formed in the left side of the shell II (3) corresponding to each sliding groove I (203), a shell clamping groove IV (308) is formed in the left side of the shell II (3), two sliding blocks I (302) are fixedly arranged at the left lower end of the inner side of the shell II (3), a pair of sliding grooves II (303) are fixedly arranged at the lower end of the shell II (3), a wire groove II (307) is formed in the shell II (3) corresponding to each wire groove I (209), two rib plates (306) are fixedly arranged at the upper end of the shell II (3), a clamping groove I (305) is fixedly formed in the upper end of the shell II (3), a limiting block IV (304) is fixedly arranged in the inner side of the wire groove II (307), a pair of sliding blocks II (310) are formed in the inner side of the left end of the shell II (3), a sliding groove III (309) is formed between each sliding block II (310) and the inner wall of the left side of the shell II (3), and a clamping groove IV (311) is fixedly formed in the lower end face of the shell II (3).

4. The four-wire plug and socket assembly according to claim 3, wherein the third sliding groove (309) is connected with the right side of the lug plate (210) in a sliding mode, the first clamping buckle (205) is buckled with the first clamping buckle groove (305), the first sliding block (302) slides inside the first sliding groove (203), the right side end face of the second limiting block (207) is abutted to the left side inner end face of the second shell (3), the first clamping end buckle (101) is buckled with the first clamping groove (201), and the second clamping end groove (401) is buckled inside the first clamping buckle groove (311).

5. The combined four-wire plug and socket assembly according to claim 4, wherein a first wire notch (501) is fixedly arranged on the inner side of each female terminal (5), a pair of first wire notches (501) is fixedly arranged at the lower end of each female terminal (5), a pair of first wire clamps (504) is fixedly connected to the right upper side of each first wire clamp (506) of each female terminal (5), a plug bush (505) is fixedly arranged at the lower end of the right side of each female terminal (5), a metal elastic sheet (503) is fixedly connected to the upper end of each plug bush (505), and a second wire notch (502) is formed at the position, corresponding to the first wire notch (501), of each female terminal (5).

6. The combined four-wire plug and socket assembly according to claim 5 is characterized in that a wire harness clamping piece II (606) is fixedly arranged at the lower end of the right side of the male terminal (6), a wire notch III (605) is fixedly arranged at the right end of the male terminal (6), a pair of wire harness clamping pieces II (604) is fixedly arranged on the male terminal (6), a terminal limiting block (603) is fixedly arranged on the left side of the wire harness clamping pieces II (604), a terminal inserting rod (602) is fixedly connected to the left end of the terminal limiting block (603), and a terminal contact (601) is fixedly arranged at the left end of the terminal inserting rod (602).

7. The four-wire plug and socket assembly according to claim 6, wherein the plug bush (505) abuts against the terminal contact (601), the terminal plug rod (602) slides in the second wire notch (502), the metal spring plate (503) abuts against the outer circumference of the terminal plug rod (602), the first limiting block (206) abuts against the left end of the plug bush (505), the lower end of the plug bush (505) abuts against the supporting block (208), and the terminal limiting block (603) abuts against the left end face of the fourth limiting block (304).