CN213124975U

CN213124975U - Knob locking type electric connector

Info

Publication number: CN213124975U
Application number: CN202021319132.8U
Authority: CN
Inventors: 苏洪平; 徐启兴
Original assignee: Kanglian Precision Electromechanical Shenzhen Co ltd
Current assignee: Kanglian Precision Electromechanical Shenzhen Co ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-05-04
Anticipated expiration: 2030-07-07
Also published as: TWM605751U

Abstract

The utility model discloses a knob locking formula electric connector, including male connector and female connector, the male connector outside has the reference column, install the locking knob on the reference column, be provided with the latch segment between locking knob inboard and the male connector lateral wall, the latch segment is provided with the latch opening, the female connector lateral part is provided with the lock cylinder, the latch segment shell fragment has on the latch segment, the locking knob has the slope preforming, the locking knob forces the latch segment and makes the latch segment overcome the elasticity of its latch segment shell fragment and support the lateral wall that leans on the male connector at its slope preforming of rotatory in-process accessible, the latch segment is supporting the locking hole cover of the in-process that leans on the male connector lateral wall and is established on the lock cylinder of female connector and realize the locking connection of male connector and female connector. The knob locking type electric connector has the advantages of simple structure, convenience in use, stable and reliable performance, convenience in locking and dismounting, high use efficiency, rapidness in connection, good positioning precision, high safety and the like, which are not possessed by the existing products.

Description

Knob locking type electric connector

Technical Field

The utility model relates to an electric connector, especially a knob locking formula electric connector.

Background

An electrical connector is a common electrical connection component. The conventional electrical connector generally includes a male connector and a female connector, and when the electrical connector is used, the male connector and the female connector are generally connected by screws to ensure that the male connector and a contact element inside the female connector are electrically contacted. However, the structure adopting the screw connection is complex in locking and dismounting, high in time and cost consumed in mounting and dismounting, low in mounting efficiency and inconvenient to use; on the other hand, because there is the limitation in structure and design, when current connector was used, butt joint was appeared inaccurate easily in male joint and female joint, has not only promoted the use degree of difficulty, and the inside electric contact element wearing and tearing of connector are big, appear contact failure easily, have brought the unnecessary potential safety hazard.

In view of the above, the present invention provides a new technical solution to solve the existing technical drawbacks.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a knob locking type electric connector, which solves the technical defects that the prior art has inconvenient use, difficult installation and disassembly, low application efficiency, high time cost, easy poor contact, potential safety hazard and the like.

The utility model provides a technical scheme that its technical problem adopted is:

a knob locking type electric connector comprises a male connector with a male end contact element cavity inside and a female connector with a female end contact element cavity inside, the outer side wall of the male connector extends outwards to form a positioning column, a locking knob is arranged on the positioning column, a locking block is arranged between the inner side of the locking knob and the outer side wall of the male connector, a locking hole is arranged at the front end of the locking block, the side part of the female connector is provided with a locking column matched with the locking hole, the locking block is provided with a locking block elastic sheet extending inwards, the locking knob is provided with an inclined pressing sheet on the inner side, the locking block can be forced by the inclined pressing sheet in the rotating process of the locking knob and is abutted against the side wall of the male connector by overcoming the elastic force of the elastic sheet of the locking block, and the locking hole of the locking block can be sleeved on the locking column of the female connector in the process of abutting against the side wall of the male connector and realizes the locking connection of the male connector and the female connector.

As a further improvement of the above technical solution, the corner position of the male connector is extended outward from the connecting end surface thereof with a positioning wall, and the inner side of the outer end of the positioning wall is provided with a chamfer.

As a further improvement of the above technical solution, the outer end of the positioning column has a positioning column protruding ring, the locking knob is limited on the positioning column by the positioning column protruding ring, the locking knob has a knob through hole and is mounted on the positioning column through the knob through hole.

As a further improvement of the above technical solution, the end of the positioning post is provided with a deformation groove extending along the axial direction thereof, and the deformation groove has two deformation grooves arranged in a cross manner.

As a further improvement of the technical scheme, the locking block is provided with a limiting through groove, and the limiting through groove penetrates through the positioning column and the cylindrical part of the locking knob.

As a further improvement of the technical scheme, the locking knob is provided with a locking cam, the limiting through groove is a square through groove, and the inner side wall, far away from the locking hole, of the limiting through groove (43) is provided with a cam concave position matched with the locking cam.

As a further improvement of the above technical scheme, the locking blocks have two blocks and are respectively arranged on two sides of the male connector, each locking block has two locking holes, the female connector has four locking columns, and each locking block has two locking block elastic sheets.

As a further improvement of the technical scheme, the locking knob is provided with a knob middle column and a knob handle extending from the knob middle column to the knob middle column in the radial direction, the inclined pressing sheet is arranged at the position where the knob middle column on the inner side of the locking knob is connected with the knob handle, and the locking block is provided with a limiting column for limiting the knob handle to rotate.

As a further improvement of the above technical solution, the locking block has a U-shaped positioning groove, a positioning block fitted with the U-shaped positioning groove is disposed at a side portion of the female connector, and after the male connector and the female connector are connected in a splicing manner, the positioning block is disposed in the U-shaped positioning groove to achieve mutual positioning.

As a further improvement of the above technical solution, one end of the locking block close to the female connector is provided with a guide inclined plane for facilitating splicing of the female connector and the male connector, the female connector is provided with a concave position at a side portion thereof, the locking column is arranged at the concave position, and the end surface of the female connector is provided with a sealing ring for sealing with the male connector.

The utility model has the advantages that: the utility model provides a knob locking type electric connector, this kind of knob locking type electric connector is provided with locking knob and latch segment, can twist locking knob when using, locking knob utilizes its slope preforming oppress the latch segment and make the latch segment overcome the elasticity of latch segment shell fragment and lean on the lateral wall to the public connector, in this process, the latch segment utilizes its locking hole to lock the lock post of female connector, realize the quick locking concatenation of public connector and female connector, have the advantage of convenient to use, can save installation and dismantlement reality by a wide margin when actually using, greatly promote the availability factor, reduce the degree of difficulty of installation and later maintenance, reduce the cost of labor; in addition, the quick positioning of the male connector and the female connector can be realized through the positioning wall, the quick electric conduction of the male connector and an electric contact element inside the female connector can be realized, excessive abrasion is avoided, potential safety hazards are greatly reduced, and the safety is improved.

To sum up, the knob locking type electric connector solves the technical defects of inconvenient use, difficult installation and disassembly, low application efficiency, high time cost, easy poor contact, potential safety hazard and the like in the prior art.

Drawings

The present invention will be further explained with reference to the drawings and examples.

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

FIG. 2 is a structural exploded view of the present invention;

fig. 3 is an assembly view of the male connector, the locking knob and the locking block;

fig. 4 is a schematic structural diagram of the female connector of the present invention;

FIG. 5 is a schematic structural diagram of a locking block of the present invention;

fig. 6 is a schematic structural diagram of the locking knob of the present invention.

Detailed Description

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the connection/connection relations referred to in the patent do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection auxiliary components according to specific implementation conditions. The technical features of the present invention can be combined interactively without conflicting with each other, as shown in fig. 1 to 6.

A knob locking type electric connector comprises a male connector 1 with a male end contact element cavity 11 inside and a female connector 2 with a female end contact element cavity 21 inside, wherein a positioning column 12 extends outwards from the outer side wall of the male connector 1, a locking knob 3 is installed on the positioning column 12, a locking block 4 is arranged between the inner side of the locking knob 3 and the outer side wall of the male connector 1, a locking hole 41 is formed in the front end of the locking block 4, a locking column 22 matched with the locking hole 41 is arranged on the side portion of the female connector 2, a locking block elastic sheet 42 extending inwards is arranged on the locking block 4, an inclined pressing sheet 31 is arranged on the inner side of the locking knob 3, the locking block 4 can be forced by the inclined pressing sheet 31 of the locking knob 3 in the rotating process, the locking block 4 can overcome the elastic force of the locking block elastic sheet 42 and is abutted to the side wall of the male connector 1, and the locking hole 41 of the locking block 4 can be sleeved on the locking column 22 of the female connector 2 in And locking connection of the male connector 1 and the female connector 2 is realized.

Preferably, the corner position of the male connector 1 extends outwards from the connecting end surface thereof to form a positioning wall 13, and the inner side of the outer end of the positioning wall 13 is provided with a chamfer.

Preferably, the outer end of the positioning column 12 has a positioning column protruding ring 121, the locking knob 3 is limited on the positioning column 12 by the positioning column protruding ring 121, the locking knob 3 has a knob through hole 32 and is mounted on the positioning column 12 through the knob through hole 32.

Preferably, the end of the positioning column 12 is provided with a deformation groove 122 extending along the axial direction thereof, and the deformation groove 122 has two deformation grooves 122 arranged in a cross manner.

Preferably, the locking block 4 has a limiting through groove 43, and the limiting through groove 43 penetrates through the positioning column 12 and the cylindrical part of the locking knob 3.

Preferably, the locking knob 3 is provided with a locking cam 33, the limiting through groove 43 is a square through groove, and the inner side wall of the limiting through groove 43 far away from the locking hole 41 is provided with a cam concave position 44 adapted to the locking cam 33.

Preferably, the locking blocks 4 are two and are respectively arranged on two sides of the male connector 1, each locking block 4 has two locking holes 41, the female connector 2 has four locking columns 22, and each locking block 4 has two locking block elastic sheets 42.

Preferably, the locking knob 3 has a knob middle column 34 and a knob handle 35 extending from the knob middle column 34 to the radial direction thereof, the inclined pressing piece 31 is disposed at a position where the knob middle column 34 inside the locking knob 3 meets the knob handle 35, and the locking block 4 is provided with a limiting column 45 for limiting the rotation of the knob handle 35.

Preferably, the locking block 4 is provided with a U-shaped positioning groove 46, a positioning block 23 which is matched with the U-shaped positioning groove 46 is arranged at the side of the female connector 2, and after the male connector 1 is spliced and connected with the female connector 2, the positioning block 23 is placed in the U-shaped positioning groove 46 to realize mutual positioning.

Preferably, the locking block 4 is provided with a guide slope 47 at one end thereof close to the female connector 2 for facilitating the splicing of the female connector 2 with the male connector 1, the female connector 2 is provided with a recess 24 at a side portion thereof, the locking column 22 is provided at the recess 24, and the female connector 2 is provided with a sealing ring 5 at an end surface thereof for sealing with the male connector 1.

In particular, the utility model discloses in the time, at initial state, locking cam 33 of locking knob 3 is in the position with the cam concave position 44 complex of latch segment 4, and at this time, the slope preforming 31 of locking knob 3 is not to latch segment 4 pressure, and latch segment 4 is in open state under the spring action of its latch segment shell fragment 42, and at this time, the distance of the outer tip of lock post 22 on two lateral walls of two latch segments 4 is not less than two latch segments 4, and lock post 22 can block in the lock hole 41 of latch segment 4.

When needs splice male connector 1 and female connector 2, insert female connector 2 along the location direction of male connector 1's location wall 13, the direction inclined plane 47 that the 4 tip of beveler latch segment that location wall 13 tip set up can realize quick, the accurate concatenation of male connector 1 and female connector 2, can promote installation effectiveness. Further, after the male connector 1 and the female connector 2 are spliced in place, the locking knob 3 is screwed, the locking knob 3 utilizes the inclined pressing sheet 31 on the inner side to press the locking block 4, the locking block 4 overcomes the elasticity of the locking block elastic sheet 42 and abuts against the side wall of the male connector 1 under the pressure of the inclined pressing sheet 31, in the process that the locking block 4 presses the side part of the male connector 1, the locking hole 41 on the locking block 4 is sleeved on the locking column 22 of the female connector 2, the U-shaped positioning groove 46 on the locking block 4 is mutually clamped and positioned with the positioning block 23 on the female connector 2, the male connector 1 is quickly and accurately connected with the female connector 2, in the above process, in order to realize the quick butt joint of the locking hole 41 and the lock column 22, before the prime number locking knob 3 is rotated, the elastic force of the locking block elastic sheet 42 can be manually overcome, so that the locking hole 41 and the lock column 22 are clamped and then the locking knob 3 is screwed.

In addition, in the process of locking knob 3 rotation, locking cam 33 on locking knob 3 can rotate out in the cam concave position 44 of latch segment 4, and then locking cam 33 utilizes its outstanding structure to exert a locking force to latch segment 4, the locking force can be exerted on female connector 2 through latch segment 4 to make the locking force have between male connector 1 and the female connector 2, the locking relation is more stable, reliable, and the rotational position of locking knob 3 is spacing through spacing post 45.

Because the outer end of the positioning column 12 is provided with the deformation groove 122, the deformation groove 122 enables the positioning column 12 to actually travel an elastic column with certain elastic deformation capacity, and the structure of the elastic column is convenient for the rotation of the locking knob 3 in the using process on one hand, and enables the positioning column 12 not to be easily damaged on the other hand, thereby avoiding the occurrence of hard contact.

When the male connector 1 and the female connector 2 need to be detached, the locking knob 3 is rotated reversely, and the locking cam 33 on the locking knob 3 is clamped into the cam concave position 44, at this time, the inclined pressing piece 31 on the locking knob 3 is reset to the initial state and no longer applies pressure on the locking block 4, the locking block 4 is bounced outwards under the action of the locking block elastic piece 42 of the locking block 4, the locking hole 41 on the locking block 4 is separated from the locking column 22 on the female connector 2, and at this time, the male connector 1 and the female connector 2 can be separated quickly.

The utility model provides a quick, accurate location and concatenation can be realized to this kind of electric connector, avoids many times butt joint to produce too much wearing and tearing to the electric contact element of male connector 1 and female connector 2 inside, and the security is higher, and life is longer

While the preferred embodiments of the present invention have been described, the present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined by the appended claims.

Claims

1. A knob locking type electric connector is characterized in that: including inside male connector (1) that has public end contact element chamber (11) and inside female connector (2) that has female end contact element chamber (21), outside extension of public connector (1) lateral wall has reference column (12), install locking knob (3) on reference column (12), be provided with latch segment (4) between locking knob (3) inboard and public connector (1) lateral wall, latch segment (4) front end is provided with locking hole (41), female connector (2) lateral part is provided with cooperation lock post (22) of locking hole (41), latch segment (4) are gone up to have inwardly extending latch segment shell fragment (42), latch knob (3) inboard has slope preforming (31), and latch segment (4) are forced to its slope preforming (31) of locking knob (3) accessible in the rotation process and make latch segment (4) overcome the elasticity of its latch segment (42) and lean on the female connector (1) to the female connector (2) of having The locking hole (41) of the locking block (4) can be sleeved on the locking column (22) of the female connector (2) in the process of abutting against the side wall of the male connector (1) and realize the locking connection of the male connector (1) and the female connector (2).

2. A twist lock electrical connector as claimed in claim 1, wherein: the corner position of the male connector (1) is provided with a positioning wall (13) which extends outwards from the connecting end surface, and the inner side of the outer end of the positioning wall (13) is provided with a chamfer.

3. A twist lock electrical connector as claimed in claim 1, wherein: the outer end of the positioning column (12) is provided with a positioning column protruding ring (121), the locking knob (3) is limited on the positioning column (12) by the positioning column protruding ring (121), and the locking knob (3) is provided with a knob through hole (32) and is installed on the positioning column (12) through the knob through hole (32).

4. A twist lock electrical connector as claimed in claim 1, wherein: the end part of the positioning column (12) is provided with a deformation groove (122) extending along the axial direction of the positioning column, and the deformation groove (122) is provided with two deformation grooves (122) which are arranged in a cross manner.

5. A twist lock electrical connector as claimed in claim 1, wherein: the locking block (4) is provided with a limiting through groove (43), and the limiting through groove (43) penetrates through the positioning column (12) and the cylindrical part of the locking knob (3).

6. A twist-lock electrical connector as claimed in claim 5, wherein: locking cam (33) have on locking knob (3), spacing logical groove (43) are square logical groove, and the inside wall of keeping away from locking hole (41) on spacing logical groove (43) is provided with the adaptation cam concave position (44) of locking cam (33).

7. A twist lock electrical connector as claimed in claim 1, wherein: the locking block (4) is provided with two locking blocks and is arranged on two sides of the male connector (1) respectively, each locking block (4) is provided with two locking holes (41), the female connector (2) is provided with four locking columns (22), and each locking block (4) is provided with two locking block elastic sheets (42).

8. A twist lock electrical connector as claimed in claim 1, wherein: the locking knob (3) is provided with a knob middle column (34) and a knob handle (35) extending from the knob middle column (34) to the radial direction of the knob middle column, the inclined pressing sheet (31) is arranged at the position where the knob middle column (34) on the inner side of the locking knob (3) is connected with the knob handle (35), and the locking block (4) is provided with a limiting column (45) used for limiting the knob handle (35) to rotate.

9. A twist lock electrical connector as claimed in claim 1, wherein: the locking block (4) is provided with a U-shaped positioning groove (46), the side part of the female connector (2) is provided with a positioning block (23) matched with the U-shaped positioning groove (46), and after the male connector (1) is spliced and connected with the female connector (2), the positioning block (23) is arranged in the U-shaped positioning groove (46) to realize mutual positioning.

10. A twist lock electrical connector as claimed in claim 1, wherein: the locking block (4) is provided with a guide inclined plane (47) which is convenient for the female connector (2) to be spliced with the male connector (1) at one end of the locking block close to the female connector (2), the female connector (2) is provided with a concave position (24) at the side part of the female connector, the locking column (22) is arranged at the concave position (24), and the end face of the female connector (2) is provided with a sealing ring (5) for sealing with the male connector (1).