CN215070683U

CN215070683U - Cable connector with unlocking pull belt

Info

Publication number: CN215070683U
Application number: CN202121053274.9U
Authority: CN
Inventors: 秦大争
Original assignee: Shenzhen Electric Connector Technology Co Ltd
Current assignee: Shenzhen Electric Connector Technology Co Ltd
Priority date: 2021-05-18
Filing date: 2021-05-18
Publication date: 2021-12-07
Anticipated expiration: 2031-05-18

Abstract

The utility model discloses a cable connector of stretching strap unblock, including the plastic base, the hasp shell fragment to and the stretching strap, wherein: the locking elastic sheet comprises a U-shaped elastic part, a first end part and a second end part; the first end part is provided with a locking structure and a pressing structure; the second end part comprises a base plate and a drawstring limiting structure arranged on the base plate, the base plate is connected with the plastic base, the drawstring limiting structure comprises a connecting plate connected with the base plate and a baffle plate connected with the connecting plate, and the width of the baffle plate is greater than that of the connecting plate; the draw belt comprises a fixed end, a connecting section and a pulling end which are sequentially arranged, the fixed end is connected with the pressing structure, a draw belt hole is formed in the connecting section, the connecting plate penetrates through the draw belt hole, and the draw belt penetrates through the lower portion of the baffle. Compared with the prior art, be provided with the stretching strap limit structure who restricts the stretching strap motion on the hasp shell fragment, need not additionally to set up other plug-in components of assembly, the moving range of effective restriction stretching strap improves unblock efficiency, and simple structure is convenient for assemble, low in production cost and efficient.

Description

Cable connector with unlocking pull belt

Technical Field

The utility model relates to an electric connector technical field especially relates to a cable connector of stretching strap unblock.

Background

The conventional cable connector usually needs to use the elastic buckling piece to clamp the butting connector, and the cable connector is separated from the butting connector by pressing the elastic buckling piece with a hand, so that a space enough for pressing fingers needs to be reserved on the structural design of the elastic buckling piece, and the development requirements of miniaturization and light weight of the current electronic product cannot be met.

In order to solve the technical problems in the prior art, a pull strip unlocking structure is arranged on the cable connector, and the cable connector can be separated from the butting connector by pulling a pull strip. If chinese patent publication No. is CN210404207U discloses a plug connector, including insulator, the hasp shell fragment that is located the insulator upper end and the stretching strap of being connected with the hasp shell fragment, insulator still includes the plug-in components that supply the stretching strap to pass, and the stretching strap includes the horizontal part that one end and hasp shell fragment are connected, and the other end supplies the handle portion of staff pulling and is located the vertical portion between horizontal part and the handle portion, and the horizontal pulling stretching strap backward drives the hasp shell fragment downstream and realizes the unblock.

The disadvantages are as follows: the last plug-in components that supply the stretching strap to pass that need set up alone of insulator, the structure is complicated, and manufacturing cost is high, and generally need fix the hasp shell fragment earlier and assemble the stretching strap on the connector again, and the equipment space is little, consuming time power, influence production efficiency.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a cable connector with an unlocking pull belt, which is simple in structure, convenient to assemble, high in production efficiency and low in production cost.

In order to realize the purpose, the utility model discloses the technical scheme who takes is:

the utility model provides a cable connector of stretching strap unblock, includes the plastic base, is located the hasp shell fragment of plastic base upside, and with the stretching strap that the hasp shell fragment is connected, wherein:

the lock catch elastic sheet comprises a U-shaped elastic part, a first end part formed by extending one end of the U-shaped elastic part outwards and a second end part formed by extending the other end of the U-shaped elastic part outwards;

the first end part is provided with a lock catch structure and a pressing structure;

the second end part comprises a base plate connected with the U-shaped elastic part and a drawstring limiting structure arranged on the base plate, the base plate is connected with the plastic base, the drawstring limiting structure comprises a connecting plate connected with the base plate and a baffle plate connected with the connecting plate, and the width of the baffle plate is greater than that of the connecting plate;

the stretching strap is including stiff end, linkage segment that set gradually and pulling the end, the stiff end with press the structural connection, be provided with the stretching strap hole on the linkage segment, the connecting plate passes the stretching strap hole, the stretching strap passes the below of baffle.

Preferably, the connecting plate with the base plate parallel and level setting, the plastic base be located the connecting plate with the baffle below is provided with groove structure, the stretching strap is followed the baffle with space between the groove structure passes.

Preferably, the connecting plate is bent upwards along the base plate, so that the height between the baffle and the base plate is greater than or equal to the thickness of the drawstring passing through the part below the baffle.

Preferably, the angle between the connection plate and the base plate is 90 degrees.

Preferably, the baffle and the base plate are located on the same side of the connecting plate.

Preferably, the baffle and the base plate are respectively located on two sides of the connecting plate.

Preferably, the stretching strap limit structure still includes and prevents scraping the portion, it sets up to prevent scraping the portion the baffle is close to one side of U type elasticity portion.

Preferably, the scratch prevention part is of a U-shaped structure, and the U-shaped structure is open backwards.

Preferably, the scratch-proof portion is located on the upper side of the baffle, that is, the scratch-proof portion is formed by bending and extending the side, close to the U-shaped elastic portion, of the baffle in a direction away from the U-shaped elastic portion after bending upwards.

Preferably, the cable connector unlocked by the pull tape is a straight cable connector or an elbow cable connector.

The beneficial effects of the utility model reside in that: the lock catch elastic sheet is provided with the drawstring limiting structure for limiting the movement of the drawstring, other plug-ins for assembling other plug-ins are not required to be additionally arranged, and the structure is simple; the connecting plate penetrates through the pull belt hole, and the pull belt penetrates through the lower part of the baffle plate, so that the moving range of the pull belt can be effectively limited, most of the force is applied to the pressing structure, and the unlocking efficiency is improved; in addition, in the assembly process of the cable connector unlocked by the pull belt, the pull belt is firstly fixed on the lock catch elastic sheet, and then the lock catch elastic sheet is assembled on the plastic base, so that the assembly process is simple, the improvement of the production efficiency is facilitated, and the production cost is reduced.

Drawings

Fig. 1 is a schematic structural diagram of a cable connector (straight head) with a pull-tab for unlocking according to an embodiment of the present invention;

FIG. 2 is an exploded view of the cable connector shown in FIG. 1 with the pull strap unlocked;

FIG. 3 is a schematic structural view of a locking spring in the cable connector unlocked by the pull strap shown in FIG. 1;

FIG. 4 is a schematic structural view of a locking spring and a pull strap in the cable connector unlocked by the pull strap shown in FIG. 1;

fig. 5 is a schematic structural diagram of another cable connector (straight head) with a pull-belt unlocked according to an embodiment of the present invention;

FIG. 6 is a schematic structural view of a locking spring of the cable connector unlocked by the pull strap shown in FIG. 5;

FIG. 7 is a schematic structural view of a locking spring and a pull strap in the cable connector unlocked by the pull strap shown in FIG. 5;

fig. 8 is a schematic structural view of another locking clip of the embodiment of the present invention;

fig. 9 is a schematic structural view of another cable connector (elbow) with a pull-strap for unlocking according to an embodiment of the present invention;

FIG. 10 is an exploded view of the structure of the cable connector shown in FIG. 9 with the pull strap unlocked;

fig. 11 is a schematic structural view of a cable connector and a mating connector with a pull-tab unlocked according to an embodiment of the present invention.

Description of the drawings: 1. a cable connector with a pull belt for unlocking; 100. an insulating base; 110. a groove structure; 200. a locking spring plate; 210. a U-shaped elastic part; 220. a first end portion; 221. a locking structure; 222. a pressing structure; 230. a second end portion; 231. a substrate; 232. a pull belt limiting structure; 2321. a connecting plate; 2322. a baffle plate; 2323. a scratch-resistant portion; 300. pulling the belt; 310. a fixed end; 320. a connecting section; 321. a drawstring hole is formed; 330. pulling the end; 2. a butting connector; 3. a PCB board; 4. and (3) a cable.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention can be embodied in many different forms other than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention, and it is therefore not to be limited to the specific embodiments disclosed below.

The embodiment of the application provides a cable connector with a pull belt for unlocking, and solves the technical problems that the cable connector with the pull belt in the prior art is complex in structure, high in production cost, small in assembly space, high in assembly difficulty and low in production efficiency. The upper, upper or upper side means a direction in which the locking portion of the locking spring plate is located with respect to the pull-tape stopper structure in the vertical direction, and the opposite direction is the lower, lower or lower side. The front, the front or the front side refers to the direction of the U-shaped elastic part in the locking elastic sheet relative to the drawstring limiting structure in the horizontal direction, and the opposite direction is the back, the back or the rear side.

As shown in fig. 1 to 11, the embodiment of the present application:

a cable connector 1 with a pull tab for unlocking comprises a plastic base 100, a locking spring 200 located on the upper side of the plastic base 100, and a pull tab 300 connected with the locking spring 200.

The locking spring 200 includes a U-shaped elastic portion 210, a first end portion 220 formed by extending one end of the U-shaped elastic portion 210 outward, and a second end portion 230 formed by extending the other end of the U-shaped elastic portion 210 outward. The first end portion 220 is provided with a locking structure 221 and a pressing structure 222. The second end 230 includes a base plate 231 connected to the U-shaped elastic portion 210 and a pull tape limiting structure 232 disposed on the base plate 231, the base plate 231 is connected to the plastic base 100, the pull tape limiting structure 232 includes a connecting plate 2321 connected to the base plate 231 and a blocking plate 2322 connected to the connecting plate 2321, and a width of the blocking plate 2322 is greater than a width of the connecting plate 2321.

The pull belt 300 comprises a fixed end 310, a connecting section 320 and a pulling end 330 which are sequentially arranged, the fixed end 310 is connected with the pressing structure 222, a pull belt hole 321 is formed in the connecting section 320, the connecting plate 2321 penetrates through the pull belt hole 321, and the pull belt 300 penetrates below the baffle 2322.

After the cable connector 1 unlocked by the pull strip is matched and connected with the butting connector 2, the locking structure 221 on the locking elastic sheet 200 firmly locks the cable connector 1 unlocked by the pull strip and the butting connector 2 together, at the moment, the pulling end 330 of the pull strip 300 is pulled backwards, acting force is transmitted to the fixed end 310 through the connecting section 320, and the pressing structure 222 is pressed downwards, so that the locking structure 221 is unlocked, and the cable connector 1 unlocked by the pull strip is unlocked with the butting connector 2.

In the embodiment of the application, in order to solve the technical problems that the cable connector with the pull belt in the prior art is complex in structure, high in production cost, small in assembly space, high in assembly difficulty and low in production efficiency, the pull belt limiting structure for limiting the movement of the pull belt is arranged on the lock catch elastic sheet, other plug-ins for assembling other plug-ins are not required to be additionally arranged, and the structure is simple; the connecting plate penetrates through the pull belt hole, and the pull belt penetrates through the lower part of the baffle plate, so that the moving range of the pull belt can be effectively limited, most of the force is applied to the pressing structure, and the unlocking efficiency is improved; in addition, in the assembly process of the cable connector unlocked by the pull belt, the pull belt is firstly fixed on the lock catch elastic sheet, and then the lock catch elastic sheet is assembled on the plastic base, so that the assembly process is simple, the improvement of the production efficiency is facilitated, and the production cost is reduced.

Preferably, as shown in fig. 1 to 4, the connecting plate 2321 is disposed flush with the base plate 231, the groove structure 110 is disposed below the connecting plate 2321 and the baffle 2322 of the plastic base 100, and the pull strap 300 passes through a gap between the baffle 2322 and the groove structure 110. The connecting plate 2321 is flush with the substrate 231, the connecting plate 2321 and the baffle 2322 can be obtained by the second end 230 of the locking spring plate 200 through a simple cutting process, and the structure is simple and convenient to process and produce. Furthermore, the scraping prevention portion 2323 (pointed out later) is formed by bending upward the portions of the two sides of the connection plate 2321 connected with the blocking plate 2322 when the connection plate 2321 is cut, so that the structure is simple, resources are saved, and the production cost is reduced.

Preferably, as shown in fig. 5 to 7, the connecting plate 2321 is bent and extended upward along the base plate 231 such that the height between the blocking plate 2322 and the base plate 231 is greater than or equal to the thickness of the pull belt 300 passing through the lower portion of the blocking plate 2322, so that the pull belt 300 smoothly passes through the lower portion of the blocking plate 2322. More specifically, the angle between the connecting plate 2321 and the substrate 231 is 90 degrees, which can further reduce the size of the product, and is beneficial to meeting the development requirement of product miniaturization.

Preferably, as shown in fig. 6 and 7, the baffle 2322 and the substrate 231 are located on the same side of the connecting plate 2321, which is beneficial to reducing the space volume of the product and meeting the development requirement of product miniaturization. More specifically, the second end portion may be formed by a simple cutting process to obtain the structure of the substrate 231, the connecting plate 2321 and the baffle 2322, the side of the baffle 2322 far away from the connecting plate 2321 is bent downward to form the scraping-preventing portion 2323, then the connecting plate 2321 is bent upward, the portion where the connecting plate 2321 and the baffle 2322 are connected is bent forward to form the structure shown in fig. 6, and through the two bending steps, the scraping-preventing portion 2323 is located on the upper side of the baffle 2322.

Preferably, as shown in fig. 8, the blocking plate 2322 and the base plate 231 are respectively located on two sides of the connecting plate 2321, and when the size of the locking elastic piece 200 is smaller, in order to ensure the strength of the locking elastic piece 200 and the pull tape 300, the blocking plate 2322 and the base plate 231 are respectively located on two sides of the connecting plate 2321, so as to appropriately enlarge the movable length of the pull tape 300, and improve the structural stability of the cable connector unlocked by the pull tape. More specifically, after the substrate 231, the connecting plate 2321 and the baffle 2322 are obtained by the second end 230 through a simple cutting process, the connecting portion between the two sides of the connecting plate 2321 and the baffle 2322 is bent upward to form the scraping-preventing portion 2323, then the connecting plate 2321 is bent upward, and the connecting portion between the connecting plate 2321 and the baffle 2322 is bent backward to form the structure shown in fig. 8.

Preferably, the pull strap limiting structure 232 further includes a scraping prevention portion 2323, and the scraping prevention portion 2323 is disposed on a side of the blocking plate 2322 close to the U-shaped elastic portion 210. The scraping-proof portion 2323 is mainly used for reducing the friction force between the pulling strip 300 and the locking elastic sheet 200 when the pulling strip 300 is pulled, preventing the pulling strip 300 from being scratched, further prolonging the service life of the pulling strip 300, and improving the service performance stability of the cable connector unlocked by the pulling strip. Specifically, the scratch-proof portion 2323 may be a transition structure formed by rounding the contact position of the baffle 2322 and the pull tape 300, or may be an additional scratch-proof member or an attached scratch-proof film.

Preferably, the scratch prevention portion 2323 is a U-shaped structure, which is open rearward. The scratch prevention part 2323 may be provided on the upper side of the baffle 2322, or may be provided on the lower side of the baffle 2322. When the scraping-preventing part 2323 is located at the lower side of the blocking plate 2322, in order to ensure that the pulling strap 300 smoothly passes under the blocking plate 2322, the distance between the bottom surface of the scraping-preventing part 2323 and the groove structure 110 on the substrate 231 or the plastic base 100 is greater than the thickness of the sliding part of the pulling strap 300 from the lower side of the blocking plate 2322. More preferably, the scraping prevention part 2323 is located at the upper side of the blocking plate 2322, that is, the scraping prevention part 2322 is formed by bending the side of the blocking plate 2322 close to the U-shaped elastic part 210 upwards and then bending and extending towards the direction away from the U-shaped elastic part 210, that is, the opening direction of the U-shaped structure of the scraping prevention part 2322 is backwards. The scraping prevention part 2323 is located on the upper side of the baffle 2322, only the distance between the bottom surface of the baffle 2322 and the groove structure 110 on the substrate 231 or the plastic base 100 is greater than the thickness of the sliding part of the pull belt 300 from the lower part of the baffle 2322, and the connecting plate 2321 is short in length, so that the material for processing the locking elastic sheet 200 is reduced, and the production cost is reduced.

Preferably, the cable connector 1 with the unlocking pull tape is a straight cable connector or an elbow cable connector. As shown in fig. 9 and 10, the cable connector 1 with the unlocking pull tape is an elbow cable connector, i.e. the plane of the PCB 3 mounted on the plastic base 100 is not parallel to the plane of the main body of the cable 4. As shown in fig. 1, 2, 5 and 6, the cable connector 1 with the unlocking pulling strip is a finger cable connector, i.e. the PCB 3 mounted on the base 100 and the cable 4 are located on the same plane or parallel to each other.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a cable connector of stretching strap unblock, its characterized in that includes the plastic base, is located the hasp shell fragment of plastic base upside, and with the stretching strap that the hasp shell fragment is connected, wherein:

2. The pull strap unlocked cable connector of claim 1 wherein: the connecting plate with the base plate parallel and level sets up, the plastic base be located the connecting plate with the baffle below is provided with the groove structure, the stretching strap is followed the baffle with space between the groove structure passes.

3. The pull strap unlocked cable connector of claim 1 wherein: the connecting plate is bent upwards along the base plate and extends, so that the height between the baffle and the base plate is larger than or equal to the thickness of the drawstring passing through the part below the baffle.

4. The pull strap unlocked cable connector of claim 3 wherein: the angle between the connecting plate and the base plate is 90 degrees.

5. The pull strap unlocked cable connector of claim 3 wherein: the baffle and the base plate are positioned on the same side face of the connecting plate.

6. The pull strap unlocked cable connector of claim 3 wherein: the baffle and the base plate are respectively positioned on two side surfaces of the connecting plate.

7. The pull strap unlocked cable connector according to any one of claims 1 to 6 wherein: the stretching strap limit structure further comprises a scraping prevention portion, and the scraping prevention portion is arranged on one side, close to the U-shaped elastic portion, of the baffle.

8. The pull strap unlocked cable connector of claim 7 wherein: the anti-scraping part is of a U-shaped structure, and the U-shaped structure is open backwards.

9. The pull strap unlocked cable connector of claim 8 wherein: prevent scraping the position and be located the upside of baffle, promptly prevent scraping the portion by the baffle is close to after upwards buckling of one side of U type elastic component is again towards keeping away from the direction of U type elastic component is buckled and is extended and obtain.

10. The pull strap unlocked cable connector of claim 1 wherein: the cable connector unlocked by the pull belt is a straight cable connector or an elbow cable connector.