CN110970755A

CN110970755A - A lock type high reliability connector

Info

Publication number: CN110970755A
Application number: CN201911305877.0A
Authority: CN
Inventors: 孟亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-04-07
Anticipated expiration: 2039-12-18
Also published as: CN110970755B

Abstract

The invention discloses a high-reliability connector with a lock. The cable connector comprises a plate end connector and a cable end connector, wherein the plate end connector comprises a conductive terminal, a plastic main body and an iron shell; the line end connector is provided with a line end locking assembly, the line end locking assembly comprises a reinforcing support part, a locking mechanism part and a conductive flat cable part, and the reinforcing support part is respectively and fixedly connected with the locking mechanism part and the conductive flat cable part; grooves are arranged on two sides of the plastic main body and used for guiding a sliding rail and limiting when the wire end locking component is inserted into the plate end connector; the upper surface of the iron shell is provided with a slotted hole for locking with the wire end locking assembly; the two sides of the iron shell are provided with locking grooves which are locked with the lock catches arranged on the two sides of the plastic main body through slope angles arranged on the plastic main body. This design is used by board end connector and terminal end hasp subassembly collocation, and the connector is direct draws and can't be opened, must use special key type tool to unblock and can open the connector to connector connection reliability has been improved.

Description

High-reliability connector with lock

Technical Field

The invention relates to a connector, in particular to a high-reliability connector with a lock.

Background

The existing electronic equipment is used for circuit connection among modules, and basically adopts a board-to-board and board-to-line type connector, and the connector does not have the function of a lock, namely a plugging and unplugging mode. Based on the mode, the connection reliability of the product has certain defects, and in order to ensure that the connection is firmer, parts such as foam, iron shells and the like can be added on the connector product for auxiliary pressing. This adds virtually to the cost of the device.

Disclosure of Invention

In view of the problems and disadvantages of the prior art, the present invention provides a high reliability connector with a lock for making the circuit connection between modules highly reliable.

The technical scheme adopted by the invention is as follows: the utility model provides a high reliable connector of area lock type which characterized in that: the connector comprises a plate end connector and a line end connector, wherein the plate end connector comprises a conductive terminal, a plastic main body and an iron shell; the line end connector is provided with a line end locking assembly, and the line end locking assembly comprises a reinforcing support part, a locking mechanism part and a conductive flat cable part; the conductive flat cable component is positioned at the bottommost layer of the wire end locking component and is used for being communicated with the conductive terminal of the board end connector; the reinforcing support part is positioned in the middle layer of the wire end locking component; the locking mechanism component is positioned on the uppermost layer of the wire end locking assembly; the reinforcing support part is respectively and fixedly connected with the locking mechanism part conductive flat cable part; the two sides of the plastic body are provided with grooves which are used for guiding a sliding rail and limiting when the wire end locking assembly is inserted into the plate end connector; one or more slotted holes are formed in the upper surface of the iron shell and used for locking with the wire end locking assembly; the iron shell is provided with locking grooves on two sides, the locking grooves are locked with the lock catches on two sides of the plastic main body through slope angles arranged on the plastic main body, the iron shell stop surface arranged on the plastic main body stops, and at the moment, the iron shell soldering tin feet arranged on the iron shell and the terminal soldering tin feet arranged on the conductive terminals are horizontally coplanar.

The front end of the reinforcing support part is provided with a round corner with a guiding function; a step-shaped structure is arranged behind the round corner and used for limiting the conductive flat cable component; one or more elastic sheet locks are arranged on the upper surface of the locking mechanism part and are used for elastic self-locking through a force receiving arm arranged on the locking mechanism part when the line end locking assembly is inserted; the two sides of the locking mechanism part are provided with bending structures, when the locking mechanism part is inserted, the slope angle arranged on the locking mechanism part is assembled with the first slope angle and the second slope angle arranged on the plastic main body to play a guiding role, the wire end locking assembly is inserted into the stop surface of the plastic main body to stop, and at the moment, the slotted hole in the iron shell and the elastic sheet locking stop surface arranged on the locking mechanism part are self-locked.

Each conductive terminal is arranged in an equidistant slot hole group arranged in a plastic main body at equal intervals, a first slot hole of the slot hole group is used for fixing the conductive terminal, the conductive terminal is inserted into the conductive terminal through a slope angle and a round angle, the conductive terminal is interfered with an agnail to clamp the plastic main body, a conductive terminal stopping surface is arranged in the plastic main body in the vertical direction and stops, and a terminal soldering tin foot arranged on the conductive terminal is tightly attached to the conductive terminal stopping surface; the second slot of the slot group is used for protecting the elastic part of the conductive terminal during working.

The front end of the iron shell is provided with a slope angle with a guiding function, and the inner side of the iron shell is provided with two convex ribs for lifting the positive force of the conductive terminal in the vertical direction when the wire end locking component is inserted into the board end connector; when the conductive terminal is horizontally inserted into the wire end bearing locking assembly, a terminal contact surface arranged at the head of the conductive terminal is used for rubbing a golden finger of the conductive flat cable component to remove an oxide film and dirt of the conductive flat cable component; the edge part of the head part of the conductive terminal is provided with a round angle and a slope angle for preventing the conductive flat cable component from being punctured when the conductive flat cable component is inserted horizontally; the first force arm and the second force arm which are arranged on the inserted conductive terminal give a vertical positive force to the conductive flat cable component, and the first round corner and the second round corner which are arranged on the second force arm are used for preventing the green oil board from being pierced.

The reinforcing support part and the locking mechanism part are connected in a welding or gluing mode; the reinforcing support component and the conductive flat cable component are connected in an adhesive mode.

The tail part of the locking mechanism part is provided with a thickening layer structure which is convenient for the insertion force application and the extraction force application of the wire end locking component.

The beneficial effects produced by the invention are as follows: this design is used by board end connector and terminal end hasp subassembly collocation, and the connector is direct draws and can't be opened, must use special key type tool to unblock and can open the connector to connector connection reliability has been improved.

Drawings

FIG. 1 is an overall block diagram of the present invention;

FIG. 2 is a right side view of the overall construction of the present invention;

FIG. 3 is a block diagram of a plate end connector of the present invention;

FIG. 4 is a block diagram of a wire end connector of the present invention;

FIG. 5 is an exploded view of FIG. 3;

FIG. 6 is an exploded view of FIG. 4;

FIG. 7 is a view showing the reverse side of the iron shell in FIG. 5;

FIG. 8 is a view of the reverse side of the plastic body shown in FIG. 5;

FIG. 9 is a front view of the plastic body shown in FIG. 5;

FIG. 10 is a partial cross-sectional view of FIG. 3;

FIG. 11 is a view of the structure of the reinforcing support member of FIG. 4;

FIG. 12 is a block diagram of the components of the locking mechanism of FIG. 4;

fig. 13 is a structural view of the conductive terminal in fig. 10.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

As shown in fig. 1 to 13, a high-reliability connector with a lock comprises a plate-end connector and a wire-end connector, wherein the plate-end connector comprises a conductive terminal 1, a plastic body 2 and an iron shell 3; the line end connector is provided with a line end locking assembly, and the line end locking assembly comprises a reinforcing support part 4, a locking mechanism part 5 and a conductive flat cable part 6; the conductive flat cable component 6 is positioned at the bottommost layer of the wire end locking component and is used for being communicated with the conductive terminal 1 of the plate end connector; the reinforcing support part 4 is positioned in the middle layer of the wire end locking component; the locking mechanism part 5 is positioned at the uppermost layer of the wire end locking assembly; the reinforcing support part 4 is respectively fixedly connected with the locking mechanism part 5 and the electric conduction flat cable part 6; grooves 2.3 are arranged on two sides of the plastic body 2, and the grooves 2.3 are used for guiding a sliding rail and limiting when the wire end locking component is inserted into the plate end connector; one or more slotted holes 3.3 are formed in the upper surface of the iron shell 3 and used for locking with the line end locking assembly; the two sides of the iron shell 3 are provided with locking grooves 3.5, the locking grooves 3.5 are locked with the locking catches 2.10 arranged on the two sides of the plastic main body through slope angles 2.6 arranged on the plastic main body, an iron shell stopping surface 2.5 arranged on the plastic main body 2 stops, and the iron shell stopping surface 2.5 supports the iron shell 3 to prevent overpressure; at this time, the iron shell soldering tin feet 3.4 arranged on the iron shell 3 and the terminal soldering tin feet 1.3 arranged on the conductive terminal 1 are horizontally coplanar.

The reinforcing support part 4 is connected with the locking mechanism part 5 in a welding or gluing mode; the reinforcing support member 4 is connected with the flat cable member 6 by gluing. The flat cable member 6 is welded to the locking mechanism member 5 via the reinforcing support member 4, and is changed from flexible to rigid.

The connection of the reinforcing support member 4 to the locking mechanism member 5 is optional depending on the termination requirements. The first connection: the reinforcing support part 4 and the locking mechanism part 5 adopt a welding mode; the second connection is as follows: the reinforcing support member 4 and the locking mechanism member 5 are bonded together by adhesive.

As shown in fig. 11 and 12, the front end of the reinforcing support member 4 is provided with a round corner 4.1 having a guiding function; a step-shaped structure 4.2 is arranged behind the round corner 4.1 and used for limiting the conductive flat cable component 6; one or more elastic sheet locks 5.2 are arranged on the upper surface of the locking mechanism part 5 and are used for performing elastic self-locking through a force receiving arm 5.4 arranged on the locking mechanism part 5 when the line end locking assembly is inserted; the two sides of the locking mechanism part 5 are provided with bent structures 5.1, when the locking mechanism part 5 is inserted, a slope angle 5.6 arranged on the locking mechanism part 5 is assembled with a first slope angle 2.7 and a second slope angle 2.8 arranged on the plastic main body 2 to play a guiding role, the wire end locking assembly is inserted into the stop surface 2.4 of the plastic main body to stop, and at the moment, the slotted hole 3.3 on the iron shell 3 and the elastic piece locking stop surface 5.5 arranged on the locking mechanism part 5 are self-locked.

The tail part of the locking mechanism part 5 is provided with a thickening layer structure 5.3, and the thickening layer structure 5.3 is convenient for the insertion force application and the extraction force application of the wire end locking component.

As shown in fig. 8 and 10, each conductive terminal 1 is disposed in an equidistant slot group disposed in a plastic body 2 at an equal interval, a first slot hole 2.1 of the slot group is used for holding the conductive terminal 1, the conductive terminal 1 is inserted into the conductive terminal 1 through a slope angle and a round angle 1.1, and a conductive terminal interference barb 1.2 clamps the plastic body 2, the conductive terminal stops at a conductive terminal stop surface 2.9 in a vertical direction of the plastic body 2, and a terminal solder pin 1.3 disposed on the conductive terminal 1 is tightly attached to the conductive terminal stop surface 2.9; the second slot 2.2 of the set of slots is used for protecting the elastic part of the conductive terminal 1 during operation.

As shown in fig. 10, the front end of the iron shell 3 is provided with a slope angle 3.2 with guiding function, and the inner side of the iron shell 3 is provided with two convex ribs 3.1 for lifting the positive force of the conductive terminal 1 in the vertical direction when the wire end locking assembly is inserted into the board end connector; when the conductive terminal 1 is horizontally inserted into the wire end bearing locking assembly, a terminal contact surface 1.8 arranged at the head of the conductive terminal is used for rubbing a golden finger of the conductive flat cable component 6 to remove an oxide film and dirt of the conductive flat cable component 6; the edge part of the head part of the conductive terminal 1 is provided with a round angle and a slope angle 1.9 for protecting the flat cable and preventing the flat cable part 6 from being punctured when the flat cable is inserted horizontally; the inserted conductive terminal is provided with a first force arm 1.4 and a second force arm 1.7 which give a positive force in a vertical direction to the flat cable conductive member 6, and the second force arm 1.7 is provided with a first circular corner 1.5 and a second circular corner 1.6 which are used for preventing the green oil plate from being punctured.

As shown in fig. 1 to 13, the locking type high-reliability connector works according to the following principle: the connector is divided into a plate end connector and a line end locking assembly, and the line end locking assembly can be inserted towards an opening of the plate end connector (a notch formed by wrapping an iron shell and a plastic main body and used for accommodating the line end locking assembly). Meanwhile, the bending parts on two sides of the locking component on the wire end locking component can be guided along the grooves on two sides of the plastic in the plate end connector to be inserted in front, the elastic sheet lock on the locking component can be compressed in the inserting process, and the elastic sheet lock can be bounced and locked until the slotted hole on the upper surface of the iron shell is passed through. At the moment, the conductive terminal of the plate terminal connector is pressed by the wire end locking component to be in pressed contact with the gold finger on the conductive flat cable to form conduction. The line end locking assembly can not be pulled out from the plate end connector iron shell due to the bouncing of the spring piece lock. To pull out the wire end locking assembly, the spring plate lock must be pressed down by a special key tool to prevent the spring plate lock from interfering with the iron shell slot, so that the two assemblies can be separated.

Claims

1. A lock-type high-reliability connector, characterized in that: the connector includes a board-end connector and a wire-end connector, and the board-end connector includes a conductive terminal (1), a plastic body (2) and an iron shell (3); the wire end connector is provided with a wire end lock assembly, and the wire end lock assembly includes a reinforcing support part (4), a locking mechanism part (5) and a conductive wire part (6); wherein, the conductive wire The wire part (6) is located at the bottom layer of the wire end lock assembly, and is used to communicate with the conductive terminal (1) of the board end connector; the reinforcing support part (4) is located in the middle layer of the wire end lock assembly; the locking mechanism part (5) It is located on the top layer of the wire end lock assembly; the reinforcing support part (4) is fixedly connected with the locking mechanism part (5) and the conductive cable part (6); the plastic body (2) is provided with grooves on both sides ( 2.3), this groove (2.3) is used for the guide rail and limit function when the wire end lock assembly is inserted into the board end connector; the upper surface of the iron shell (3) is provided with one or more slots (3.3) , used for locking with the wire end lock assembly; there are lock grooves (3.5) on both sides of the iron shell (3), and the lock grooves (3.5) are connected to both sides of the plastic body through the slope angle (2.6) provided on the plastic body. The provided lock (2.10) is locked, and stops on the iron shell stop surface (2.5) provided on the plastic body (2).

2. A lock-type high-reliability connector according to claim 1, characterized in that: the front end of the reinforcing support member (4) is set as a rounded corner (4.1) with a guiding effect; The back of the corner (4.1) is set as a stepped structure (4.2), which is used to limit the conductive cable part (6); the upper surface of the locking mechanism part (5) is provided with one or more shrapnel locks (5.2). When the wire end lock assembly is inserted, the elastic self-locking is carried out by the force arm (5.4) provided on the locking mechanism part (5); ), when inserted, the ramp angle (5.6) provided on the locking mechanism component (5) is assembled with the first ramp angle (2.7) and the second ramp angle (2.8) provided on the plastic body (2). Guide action, the wire end lock assembly is inserted into the plastic main body stop surface (2.4) to stop, at this time the slot (3.3) on the iron shell (3) and the shrapnel lock stop surface ( 5.5) Self-locking.

3. A lock-type high-reliability connector according to claim 1, characterized in that: each conductive terminal (1) is placed in a group of equally spaced slots provided in the plastic body (2) at equal intervals , the first slot (2.1) of the slot group is used to hold the conductive terminal (1), the conductive terminal (1) is inserted into it through the provided slope angle and rounded corner (1.1), and the conductive terminal interferes with the barb (1.2). ) to clamp the plastic body (2), stop on the vertical conductive terminal stop surface (2.9) provided on the plastic body (2), and the terminal solder pins (1.3) provided on the conductive terminal (1) are close to the conductive terminal stop surface (2.9); The second slot (2.2) of the slot group is used for the protection of the elastic part of the conductive terminal (1) during operation.

4. A lock-type high reliability connector according to claim 1, characterized in that: the front end of the iron shell (3) is set as a slope angle (3.2) with a guiding effect, and the inner side of the iron shell (3) There are two protruding ribs (3.1) for raising the positive force in the vertical direction of the conductive terminal (1) when the wire end lock assembly is inserted into the board end connector; the conductive terminal (1) is used to bear the wire end lock assembly. When inserted horizontally, the terminal contact surface (1.8) provided on the head of the conductive terminal is used to rub the gold finger of the conductive cable part (6) to remove the oxide film and dirt of the conductive cable part (6); the head of the conductive terminal (1) There are rounded corners and sloped corners (1.9) at the edge of the edge to prevent the conductive cable component (6) from being pierced when inserted horizontally; the inserted conductive terminal is provided with a first force arm (1.4) and a second The force arm (1.7) imparts a positive force in the vertical direction to the conductive cable component (6). Puncture-proof green oil board.

5. A lock-type high reliability connector according to claim 1, characterized in that: the reinforcing support part (4) and the locking mechanism part (5) are connected by welding or gluing; The support part (4) is connected with the conductive cable part (6) by means of adhesive.

6. The highly reliable connector with locking according to claim 1, characterized in that: a thickened layer structure (5.3) is provided at the tail of the locking mechanism component (5), and the thickened layer structure (5.3 ) is convenient for the insertion and extraction of the wire end lock assembly.