CN216214514U

CN216214514U - Connector with self-locking function

Info

Publication number: CN216214514U
Application number: CN202122406633.0U
Authority: CN
Inventors: 李剑辉
Original assignee: Guangdong Wendao Technology Co ltd
Current assignee: Guangdong Wendao Technology Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-04-05
Anticipated expiration: 2031-09-30

Abstract

The utility model belongs to the technical field of connectors, and particularly relates to a connector with a self-locking function, which comprises a male end, a female end, a clamping piece and a clamping protrusion, wherein two ends of the male end are respectively externally connected with a conducting wire and provided with an inserting part; the female end is provided with an insertion opening, and the insertion part can be movably inserted into the insertion opening; the clamping piece is elastic and is arranged on one side of the insertion opening, and a clamping hole penetrating through the clamping piece in the thickness direction is formed in the clamping piece; the clamping protrusion is arranged on the side face of the insertion part, when the insertion part is inserted into the insertion hole, the clamping piece is tightly attached to the side face of the insertion part, and the clamping protrusion is close to the clamping hole along the insertion direction until the clamping protrusion extends into the clamping hole. The clamping bulge extends into the clamping hole to limit the insertion part, and the insertion part is prevented from being separated from the insertion part due to external force. The insertion part and the insertion opening are matched tightly and are not easy to separate from the insertion opening, a clamping point hooking locking mode is adopted, good contact of a circuit in the connector is guaranteed, the problem of poor products is prevented from being caused, and meanwhile stable guiding and circulation of electric energy are guaranteed.

Description

Connector with self-locking function

Technical Field

The utility model belongs to the technical field of connectors, and particularly relates to a connector with a self-locking function.

Background

The current connector in market generally includes public end and with female end two parts, public end and cable connection, female end are fixed in on the product, when using, with public end grafting to female end, thereby the direction and the circulation of realization electric energy of being connected of cable and product. However, after the existing connector is connected, due to the pulling of a cable or the movement of a product and the like, the matching between the male end and the female end is unstable and easy to loose, an effective self-locking function is lacked, and the safety and the stability of the product in use are affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a connector with a self-locking function, and aims to solve the technical problems that in the prior art, the fit between a male end and a female end of the connector is unstable and easy to loose, and the safety and the stability of a product in use are influenced.

In order to achieve the above object, an embodiment of the present invention provides a connector assembly with a self-locking function, which includes a male end, a female end, a clamping piece and a clamping protrusion, wherein one end of the male end is externally connected with a conductive wire, and the other end is provided with an insertion portion; the female end is provided with an insertion opening, and the insertion part can be movably inserted into the insertion opening; the clamping piece is elastic and is arranged on one side of the insertion opening, and a clamping hole penetrating through the clamping piece in the thickness direction is formed in the clamping piece; the joint is protruding to be established on the side of inserting part, the inserting part inserts during the inserted hole, the tight piece of clamp is hugged closely the side of inserting part, the protruding edge of joint is close along the direction of inserting the joint hole, until the joint arch stretches into the joint hole.

Preferably, one end of the clamping piece, which is close to the insertion part, tilts in the direction away from the clamping protrusion to form a shifting piece part, one side of the shifting piece part, which faces the clamping protrusion, is an abutting surface, and when the clamping protrusion is close to or away from the clamping hole in the insertion direction, the clamping protrusion abuts against the abutting surface until the clamping protrusion extends into the clamping hole; after the insertion part is inserted into the insertion opening, the poking piece part protrudes out of the insertion part.

Preferably, the plectrum portion stretches out the inserted hole and is the arc, the inserted part is corresponding public end is inwards shrunk, the inserted part is to keeping away from the one end of inserted hole extends and forms an arc recess.

Preferably, the joint hole is located the butt joint department top of inserted hole, the joint is protruding to stretch into during the joint hole, the joint protruding with joint hole complex position corresponds the inserted hole with the butt joint department of inserted part.

Preferably, notches are respectively arranged along the outer edges of two sides of the clamping piece, and the notches separate the clamping piece from the side wall of the insertion hole.

Preferably, two symmetrical stop members are further respectively arranged on two sides of the insertion part; two first grooves respectively matched with the two stop pieces are formed in the opening of the insertion hole; when the insertion part is inserted into the insertion opening, the two stopping pieces respectively abut against the two first grooves.

Preferably, the female end is further provided with a fixing plate, the female end is detachably fixed on the fixing plate, and the female end is connected with the fixing plate in a threaded manner.

Preferably, one side of the fixing plate, which faces the female end, is a first fixing surface, and a plurality of first bosses are arranged along the outer edge of the first fixing surface; female end is equipped with the second stationary plane, the second stationary plane with first stationary plane is relative and is equipped with a plurality of second bosss, first boss with the crisscross setting of second boss.

Preferably, the male end is provided with two symmetrically arranged sloping platform pieces, the height of the sloping platform pieces increases progressively in the direction away from the insertion part, and the sloping platform pieces are provided with a plurality of second grooves.

Preferably, a plurality of contact pins are arranged in the insertion hole, and a plurality of electric connecting pipes matched with the contact pins are arranged in the insertion part; when the joint arch stretches into the joint hole, the contact pins are inserted into and electrically connected with the electric connecting pipes.

One or more technical solutions in the connector with the self-locking function provided by the embodiment of the present invention at least have one of the following technical effects: the joint is protruding to be close along the direction of inserting the joint hole, until the joint arch stretches into the joint hole, the tight piece of clamp is hugged closely the side of inserting portion keeps the auto-lock state, the joint arch is difficult for deviating from the joint hole. Adopt the stuck point to collude and hang the locking mode, guarantee the good contact of connector, the pine takes off when preventing to appear removing, arouses the bad problem of product, guarantees stable direction and the circulation of electric energy simultaneously.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of a connector with a self-locking function according to an embodiment of the present invention.

Fig. 2 is an exploded view of a connector with a self-locking function according to an embodiment of the present invention.

Fig. 3 is a top view of a connector with a self-locking function according to an embodiment of the present invention.

Fig. 4 is a sectional view taken along line a-a in fig. 3.

Fig. 5 is a sectional view taken along line B-B in fig. 3.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be illustrative of the embodiments of the present invention, and should not be construed as limiting the utility model.

In the description of the embodiments of the present invention, it should be understood that, if directional indications are provided in the embodiments of the present invention, such as directions of up, down, left, right, front, back, inner, outer, etc., the directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, terms such as "mounted," "connected," and "fixed" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.

In one embodiment of the present invention, as shown in fig. 1-5, a connector 1 with a self-locking function is provided, which includes a male end 10, a female end 11, a clamping piece 12 and a clamping protrusion 13, wherein one end of the male end 10 is externally connected with a conductive wire (not shown), and the other end is provided with an insertion portion 101. The female end 11 has an insertion opening 111, and the insertion portion 101 is movably inserted into the insertion opening 111. The clamping piece 12 is elastic and disposed on one side of the insertion opening 111, and the clamping piece 12 is provided with a clamping hole 121 penetrating through the clamping piece in the thickness direction. The protruding 13 of joint is established on the side of inserting part 101, inserting part 101 inserts during the inserted hole 111, press from both sides tight piece 12 and hug closely the side of inserting part 101, protruding 13 of joint is close along the direction of insertion joint hole 121, until protruding 13 of joint stretches into joint hole 121.

Through the design, when the connector 1 with the self-locking function is used, the clamping protrusion 13 extends into the clamping hole 121 to limit the insertion part 101, so that the insertion part 101 is limited to be separated from the insertion part 101 due to external force. The inserting portion 101 with the inserted hole 111 cooperation is closely just be difficult for deviating from the inserted hole 111 adopts the stuck point to collude the locking mode, guarantees the good contact of the interior circuit of connector 1 with self-locking function prevents when removing the problem of inserting portion 101 pine takes off and the product is bad, guarantees stable direction and the circulation of electric energy simultaneously.

In another embodiment of the present invention, as shown in fig. 4, one end of the clamping piece 12 close to the insertion portion 101 is tilted in a direction away from the clamping protrusion 13 to form a pulling piece portion 122, one side of the pulling piece portion 122 facing the clamping protrusion 13 is an abutting surface 123, and when the clamping protrusion 13 approaches or leaves the clamping hole 121 along the insertion direction, the clamping protrusion 13 abuts against the abutting surface 123 until the clamping protrusion 13 extends into the clamping hole 121. After the insertion portion 101 is inserted into the insertion port 111, the tab portion 122 protrudes from the insertion portion 101. When the insertion portion 101 is inserted into the insertion opening 111, the clamping protrusion 13 extends into the clamping hole 121 along the abutting surface 123. It is more labor-saving for the user to insert the insertion portion 101 into the insertion port 111.

In another embodiment of the present invention, as shown in fig. 1-2, the striking plate 122 extends out of the insertion opening 111 and is curved, the insertion portion 101 is inwardly contracted corresponding to the male end 10, and the insertion portion 101 extends to an end away from the insertion opening 111 to form a curved groove 102. Plectrum portion 122 with form a plectrum space 103 that can supply the user's finger to stretch into between the arc recess 102, insert portion 101 is extracted during the inserted hole 111, the user stretches into with the finger plectrum space 103 and dials plectrum portion 122 makes the joint is protruding 13 can break away from joint hole 121. The user can conveniently pull out the insertion part 101, and the operation is simple and convenient.

In another embodiment of the present invention, as shown in fig. 1-2, the clamping hole 121 is located above the butt joint of the insertion opening 111, and when the clamping protrusion 13 extends into the clamping hole 121, the position where the clamping protrusion 13 is matched with the clamping hole 121 corresponds to the butt joint of the insertion opening 111 and the insertion portion 101. The insertion opening 111 and the insertion portion 101 are more firmly abutted, and the insertion portion 101 is not easily separated from the insertion opening 111.

In another embodiment of the present invention, as shown in fig. 2, notches 124 are respectively formed along the outer edges of both sides of the clamping piece 12, and the notches 124 block the clamping piece 12 and the side walls of the insertion opening 111. By providing the notch 124 to extend or shorten the length of the clamping piece 12 and adjusting the pulling force required to pull the clamping piece 12 apart, the user can pull out the insertion portion 101 more easily.

In another embodiment of the present invention, as shown in fig. 5, two symmetrical stoppers 104 are further respectively disposed on two sides of the insertion portion 101. Two first grooves 112 respectively matched with the two stopping pieces 104 are arranged at the opening of the insertion opening 111. When the insertion portion 101 is inserted into the insertion opening 111, the two stoppers 104 respectively abut against the two first grooves 112. The joint of the insertion opening 111 and the insertion portion 101 is tightly attached, and is not easily loosened by external force, and impurities such as dust are not easily introduced into the insertion opening 111 to affect the normal operation of the connector 1 with the self-locking function.

In another embodiment of the present invention, as shown in fig. 4, the female end 11 is further provided with a fixing plate 113, the female end 11 is detachably fixed on the fixing plate 113, and the female end 11 is screwed with the fixing plate 113. The female end 11 and the fixing plate 113 can be respectively located at two sides of a product, and are clamped and fixed on the product, so that the product is not easy to loosen. For example, the connector 1 with the self-locking function can be applied to an electric blanket, the female end 11 and the fixing plate 113 are respectively located on two sides of the heating blanket and are fixed on the heating blanket in a threaded manner, the female end 11 is electrically connected with a heating device in the electric blanket, the male end 10 is inserted into the female end 11 to supply power, so that the electric blanket generates heat, and the electric blanket is simple in structure and convenient to install.

In another embodiment of the present invention, as shown in fig. 4, a side of the fixing plate 113 facing the female end 11 is a first fixing surface 114, and a plurality of first bosses 115 are disposed along an outer edge of the first fixing surface 114. The female end 11 is provided with a second fixing surface 116, the second fixing surface 116 is opposite to the first fixing surface 114 and is provided with a plurality of second bosses 117, and the first bosses 115 and the second bosses 117 are arranged in a staggered manner. Specifically, the connector 1 with the self-locking function can be applied to an electric blanket, the female end 11 and the fixing plate 113 are respectively fixed on two sides of the electric blanket, the contact area of the female end 11 and the fixing plate 113 to the electric blanket can be increased by arranging the first bosses 115 and the second bosses 117 in a staggered manner, so that the fastening force of the female end 11 and the fixing plate 113 to the electric blanket is increased, the female end 11 and the fixing plate 113 are not easy to loosen from the electric blanket, and the stability and the safety of the electric blanket in use are ensured.

In another embodiment of the present invention, as shown in fig. 1, two symmetrically arranged sloping platform members 105 are disposed on the male end 10, the height of the sloping platform members 105 increases gradually in a direction away from the insertion portion 101, and a plurality of second grooves 106 are disposed on each sloping platform member 105.

In another embodiment of the present invention, as shown in fig. 4, a plurality of pins 118 are disposed in the insertion opening 111, and a plurality of electrical connection tubes 107 are disposed in the insertion portion 101 and are matched with the pins 118. When the clamping protrusion 13 extends into the clamping hole 121, the inserting pin 118 is inserted into and electrically connected with the electric connecting pipe 107. Specifically, the electrical connection tube 107 is a copper tube, the contact pin 118 is a copper pin, and the copper tube and the copper pin are inserted, so that the contact area is increased, the resistance is reduced, and the problems of burning out of a product due to scalding of a contact point, misjudgment and poor function of the product caused by poor contact are reduced. Specifically, a user can hold the ramp piece 105 with two fingers, and the second grooves 106 can increase the friction between the ramp piece 105 and the fingers, so that the male end 10 can be inserted and pulled out more easily.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. A connector assembly with self-locking, comprising:

the male end is externally connected with a conducting wire at one end and provided with an inserting part at the other end;

the female end is provided with an insertion opening, and the insertion part can be movably inserted into the insertion opening;

it is characterized by also comprising:

the clamping piece is provided with an elasticity and is arranged on one side of the insertion opening, and a clamping hole penetrating through the clamping piece in the thickness direction is formed in the clamping piece; and

a joint is protruding, the joint is protruding to be established on the side of inserting part, the inserting part inserts during the inserted hole, press from both sides tight piece and hug closely the side of inserting part, the protruding edge of joint is close along the direction of insertion the joint hole, until the joint arch stretches into the joint hole.

2. The connector with the self-locking function according to claim 1, wherein one end of the clamping piece, which is close to the insertion portion, is tilted in a direction away from the clamping protrusion to form a pulling piece portion, one side of the pulling piece portion, which faces the clamping protrusion, is an abutting surface, and when the clamping protrusion is close to or away from the clamping hole in the insertion direction, the clamping protrusion abuts against the abutting surface until the clamping protrusion extends into the clamping hole; after the insertion part is inserted into the insertion opening, the poking piece part protrudes out of the insertion part.

3. The self-locking connector assembly according to claim 2, wherein the poke-piece portion extends out of the insertion opening and is curved, the insertion portion is inwardly contracted corresponding to the male end, and the insertion portion extends to an end away from the insertion opening to form a curved groove.

4. The connector assembly with the self-locking function according to any one of claims 1 to 2, wherein the clamping hole is located above the butt joint of the insertion hole, and when the clamping protrusion extends into the clamping hole, the position where the clamping protrusion is matched with the clamping hole corresponds to the butt joint of the insertion hole and the insertion portion.

5. The connector assembly with self-locking function according to any one of claims 1 to 2, wherein notches are provided along both side outer edges of said clamping piece, respectively, said notches interrupting said clamping piece and a side wall of said insertion port.

6. The connector assembly with self-locking function according to any one of claims 1-2, wherein two symmetrical stop members are respectively disposed on two sides of the insertion portion; two first grooves respectively matched with the two stop pieces are formed in the opening of the insertion hole; when the insertion part is inserted into the insertion opening, the two stopping pieces respectively abut against the two first grooves.

7. The connector assembly with self-locking function according to any one of claims 1-2, wherein said female end further comprises a fixing plate, said female end is detachably fixed on said fixing plate, and said female end is screwed with said fixing plate.

8. The connector assembly with the self-locking function according to claim 7, wherein a side of the fixing plate facing the female end is a first fixing surface, and a plurality of first bosses are arranged along an outer edge of the first fixing surface; female end is equipped with the second stationary plane, the second stationary plane with first stationary plane is relative and is equipped with a plurality of second bosss, first boss with the crisscross setting of second boss.

9. The connector assembly with the self-locking function according to any one of claims 1-2, wherein two symmetrically arranged ramp pieces are arranged on the male end, the height of the ramp pieces increases progressively in the direction away from the insertion part, and a plurality of second grooves are arranged on each ramp piece.

10. The connector assembly with self-locking function as claimed in any one of claims 1-2, wherein a plurality of pins are provided in said insertion opening, and a plurality of electrical connection tubes are provided in said insertion portion for engaging with said pins; when the joint arch stretches into the joint hole, the contact pins are inserted into and electrically connected with the electric connecting pipes.