CN214478238U

CN214478238U - Cable connector with unlocking pull belt and connector assembly thereof

Info

Publication number: CN214478238U
Application number: CN202120774543.4U
Authority: CN
Inventors: 杨文初; 吴志彬
Original assignee: Amphenol Assembletech Xiamen Co Ltd
Current assignee: Amphenol Assembletech Xiamen Co Ltd
Priority date: 2021-04-15
Filing date: 2021-04-15
Publication date: 2021-10-22
Anticipated expiration: 2031-04-15

Abstract

The utility model discloses a cable connector of stretching strap unblock and connector assembly thereof belongs to the connector field, a cable connector of stretching strap unblock, which comprises a housin, set up the PCB board in the casing, be connected with PCB board electricity and outwards wear out the cable of casing, set up in the snap close piece at casing top and be used for stimulateeing the snap close piece in order to realize the stretching strap of unblock, the casing is equipped with first spacing portion along the rear end of grafting direction, the one end of stretching strap is passed or is walked around first spacing portion, and be connected with the snap close piece, the other end of stretching strap is connected with the spacing portion of second, with the skew degree of restriction stretching strap. The utility model discloses a cable connector of stretching strap unblock and connector assembly thereof only need one step can realize cable connector's unblock and extract, restrict the incline degree of stretching strap, avoid the stretching strap to be in a jumble.

Description

Cable connector with unlocking pull belt and connector assembly thereof

Technical Field

The utility model belongs to the connector field especially relates to a cable connector of stretching strap unblock and connector assembly thereof.

Background

After the existing connector is connected through the lock catch, unlocking is generally realized by adopting a pressing type, and the connector unlocked by the pressing type generally has the following defects: 1. when the plate end connectors are arranged according to a small gap array, the gap between the two connected plate end connectors is small, fingers are difficult to stretch into the gap between the phase connecting cable connectors to pull out the cable assembly, and the operability of the product is affected; 2. two steps are needed to separate the cable connector from the plate end connector, the first step is to press the lock catch piece to separate and unlock the lock catch piece, the second step is to change the handheld position, the cable connector is pulled out from the plate end connector, and the unlocking efficiency is low. And the drawstring of current connector is very short mostly, is unfavorable for the operation, and makes the drawstring long, because the tail end of drawstring is the free end, leads to the drawstring skew because the drawstring overlength easily, and is disorderly.

Disclosure of Invention

An object of the utility model is to provide a cable connector of stretching strap unblock, only need one step can realize cable connector's unblock and extract, restrict the incline degree of stretching strap, avoid the stretching strap to be in a jumble.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a pair of cable connector of stretching strap unblock, including the casing, set up the PCB board in the casing, with PCB board electricity be connected and outwards wear out the cable of casing, set up in the hasp piece at casing top and be used for the pulling hasp piece in order to realize the stretching strap of unblock, the casing is equipped with first spacing portion along the rear end of grafting direction, the one end of stretching strap is passed or is walked around first spacing portion, and be connected with the hasp piece, the other end of stretching strap is connected with the spacing portion of second, with the skew degree of restriction stretching strap.

Preferably, the side wall of the second limiting part is provided with at least one pulling part for fingers or tools to extend into.

Preferably, the second limiting part encloses the cable, and the second limiting part can move along the length direction of the cable.

Preferably, the casing includes first shell and second shell, first shell and second shell lock, and first spacing portion is seted up on the second shell.

Preferably, the first limiting part comprises a transition hole and a horizontal hole, the transition hole is positioned between the horizontal hole and the lock catch piece, and the pull belt sequentially penetrates through the transition hole and the horizontal hole and extends out of the horizontal hole to be connected with the second limiting part after being connected with the lock catch piece.

Preferably, the transition hole has an inclined surface on a side thereof adjacent to the locking member.

Preferably, the top of first shell has been seted up the hasp groove, and the hasp piece is installed in the hasp groove, and the hasp piece includes fixed part and the extension that upwards buckles and form from the fixed part end, offers the perforation that is used for the stretching strap to pass on the extension, and the perforation is located the oblique top of first spacing portion, and the top of fixed part is equipped with the pothook.

Preferably, the included angle between the first limiting part and the bottom surface of the horizontal hole is β, β ═ 105-

Preferably, the top end of the transition hole and the outer end of the horizontal hole are provided with chamfers.

The utility model provides a connector assembly, including the cable connector and the board end connector of mutual grafting cooperation, the cable connector is the cable connector of the stretching strap unblock of any one of the aforesaid.

The utility model has the advantages that:

1. the second limiting part is arranged to limit the pull belt, so that disorder caused by overlarge deviation of the pull belt is avoided; and the pull belt is pulled through the second limiting part, so that the operation is more convenient.

2. Through the cooperation of first spacing portion and stretching strap, as long as the one-step action of pulling the stretching strap just can realize quick unblock and the extraction of cable connector. Specifically, because the perforation is positioned at the upper left of the first limiting part, a right and downward inclined angle is formed between the pull belt between the first limiting part and the lock catch part and the horizontal plane, so that the lock catch part is subjected to a right and downward inclined pull force, and the pull force can be decomposed into a vertical downward force and a right pull force. The vertical downward pulling force can enable the locking fastener to be unlocked, the rightward pulling force can pull out the cable connector from the plate end connector, and the connector can be unlocked quickly in a time-saving and labor-saving mode.

3. The lateral wall all has one and can supply the portion of drawing that finger or instrument stretched into around the spacing portion of second, when needing the pulling strap, can stretch into the portion of drawing respectively with two fingers and stimulate spacing portion of second, and then the pulling strap, and is more convenient, and user experience feels better.

4. Including the spacing portion of second surrounds the cable, the spacing portion of second can be followed cable length direction and moved, plays limiting displacement to the spacing portion of second through the cable for the spacing portion of second can only squint at limited within range, and then plays limiting displacement to the area of drawing.

5. The transition hole plays a transition role and is combined with the horizontal hole, so that the part extending out of the pull belt can unlock the locking piece and pull out the cable connector from the plate end connector regardless of the fact that the part extends out of the pull belt to the horizontal direction and inclines upwards or downwards.

Drawings

Fig. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a schematic perspective view of the present invention.

Fig. 3 is a schematic view of the three-dimensional explosion structure of the present invention.

Fig. 4 is a schematic top view of the housing and the locking member of the present invention.

Fig. 5 is a schematic sectional view along a-a in fig. 4.

Fig. 6 is a schematic top view of the present invention.

Fig. 7 is a left side view structure diagram of the present invention.

The labels in the figures are: 1-PCB board, 2-cable, 3-shell, 31-first shell, 32-second shell, 4-locking piece, 41-fixing part, 42-extending part, 43-perforation, 44-clamping hook, 5-pulling belt, 6-first limiting part, 61-transition hole, 62-horizontal hole, 7-second limiting part, 8-pulling part, 9-inclined surface, 10-locking groove and 11-chamfer.

Detailed Description

The present invention will now be further described with reference to the accompanying drawings and detailed description.

Those not described in detail in this specification are within the skill of the art. In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

As shown in fig. 1 to 7, the cable connector with a pull strap for unlocking provided in this embodiment includes a housing 3, a PCB board 1 disposed in the housing 3, and a cable 2 electrically connected to the PCB board 1 and extending out of the housing 3, specifically, an inner mold (not shown) for covering a solder joint between the cable 2 and the PCB board 1 is disposed inside the housing 3, a locking member 4 disposed on the top of the housing 3, and a pull strap 5 for pulling the locking member 4 to unlock, a first limiting portion 6 is disposed at the right end of the housing 3, the left end of the pull strap passes through or bypasses the first limiting portion and is connected to the locking member 4, and the right end of the pull strap is connected to a second limiting portion 7 for limiting the deflection degree of the pull strap. Through the cooperation of first spacing portion 6 and stretching strap 5, as long as pull stretching strap 5 this one-step action just can realize quick unblock and the extraction of cable connector, pull stretching strap 5 during the use rightwards, the unblock is realized downwards to the pulling force of hasp piece 4, continues to pull stretching strap 5 and can pull out cable connector from the end connector of board smoothly. The drawstring 5 is limited by the second limiting part 7, so that disorder caused by too large deflection of the drawstring 5 is avoided. And pull the stretching strap 5 through the second limiting part 7, which is more convenient.

Further, the lateral wall all has one can supply the portion 8 that draws that finger or instrument stretched into around the spacing portion 7 of second, the portion that draws of this embodiment be and the spacing portion of second between be confined semi-ring structure, of course, in other embodiments, draw the portion also can be for and be the confined structure that can supply finger or instrument to stretch into the spacing portion of back be convenient for to stimulate the spacing portion of second between the spacing portion of second, when needing to stimulate stretching strap 5, can stretch into the portion 8 that draws respectively with two fingers and stimulate spacing portion 7 of second, and then stimulate stretching strap 5, and is more convenient, user experience feels better.

Further, including spacing portion 7 of second surrounds cable 2, spacing portion 7 of second can be followed 2 length direction movements of cable, play limiting displacement to spacing portion 7 of second through cable 2 for spacing portion 7 of second can only squint in limited scope, and then play limiting displacement to stretching strap 5, in this embodiment, spacing portion 7 of second is the closed loop structure who encircles cable 2, of course, in other embodiments, spacing portion 7 of second also can be the structure of not closing, as long as satisfy can not drop from cable 2 can.

Further, the housing 3 includes a first housing 31 and a second housing 32, the first housing 31 and the second housing 32 are buckled, the first housing 31 is located on the left side of the second housing 32, and the first limiting portion 6 is opened on the second housing 32. The shell 3 is divided into two parts, so that the assembly is convenient, and the production process is simplified.

Further, the first limiting portion 6 includes a transition hole 61 and a horizontal hole 62, the transition hole 61 is located between the horizontal hole 62 and the locking member 4, and the pull belt 5 sequentially passes through the transition hole 61 and the horizontal hole 62 after being connected with the locking member 4 and extends out of the horizontal hole 62 to be connected with the second limiting portion 7. The transition hole 61 is used for transition and is combined with the horizontal hole 62, so that the extended part of the pull belt 5 can unlock the locking piece 4 and pull out the cable connector from the plate-end connector regardless of the upward inclination or the downward inclination of the pull belt towards the horizontal direction. The first position-limiting portion of this embodiment is a hole structure, but in other embodiments, the first position-limiting portion may be a bolt, a rail piece, or other structures that can be used to change the direction of the pulling force.

Furthermore, the left side of the transition hole 61 is provided with an inclined surface 9, and the inclined surface 9 plays a guiding role, so that the pull belt 5 can conveniently penetrate through the inclined surface.

Furthermore, the top of the first housing 31 is provided with a locking groove 10, the locking element 4 is installed in the locking groove 10, the locking element 4 includes a fixing portion 41 and an extending portion 42 formed by bending upward from the end of the fixing portion 41, the extending portion 42 is provided with a through hole 43 for the pull belt 5 to pass through, the through hole 43 is located obliquely above the first limiting portion 6, and the top of the fixing portion 41 is provided with a hook 44. Since the through hole 43 is located at the upper left of the first position-limiting part 6, a right and downward inclination angle is formed between the pull belt 5 between the first position-limiting part 6 and the locking element 4 and the horizontal plane, so that the locking element 4 is subjected to a right and downward inclined pulling force, which can be decomposed into a vertical downward force and a right pulling force. The vertical downward pulling force can unlock the locking piece 4, the rightward pulling force can pull out the cable connector from the plate end connector, and the connector can be unlocked quickly in a time-saving and labor-saving manner.

Further, an included angle between the first limiting portion 6 and the bottom surface of the horizontal hole 62 is β, β ═ 105-.

Furthermore, chamfers 11 are arranged at the top end of the transition hole 61 and the right end of the horizontal hole 62, so that a guiding effect is achieved, and damage to the pull belt 5 is reduced.

The present embodiment further provides a connector assembly, which includes a cable connector and a board end connector (not shown) that are inserted and matched with each other, wherein the cable connector is a cable connector unlocked by the pull tape of any one of the above-mentioned embodiments.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art; the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The cable connector unlocked by the pull belt comprises a shell, a PCB arranged in the shell, a cable electrically connected with the PCB and penetrating out of the shell, a locking piece arranged at the top of the shell and a pull belt used for pulling the locking piece to realize unlocking, and is characterized in that:

the casing is equipped with first spacing portion along the rear end of grafting direction, the one end of stretching strap is passed or is walked around first spacing portion, and with the hasp piece is connected, the other end of stretching strap is connected with the spacing portion of second to the skew degree of restriction stretching strap.

2. The pull strap unlocked cable connector of claim 1 wherein:

the side wall of the second limiting part is provided with at least one pulling part for fingers or tools to extend into.

3. The pull strap unlocked cable connector of claim 1 wherein:

the second limiting part surrounds the cable, and the second limiting part can move along the length direction of the cable.

4. The pull strap unlocked cable connector of claim 1 wherein:

the housing includes a first shell and a second shell;

the first shell and the second shell are buckled;

the first limiting part is arranged on the second shell.

5. The pull strap unlocked cable connector of claim 4 wherein:

the first limiting part comprises a transition hole and a horizontal hole;

the transition hole is positioned between the horizontal hole and the lock catch piece;

after the drawstring is connected with the locking piece, the drawstring sequentially passes through the transition hole and the horizontal hole and extends out of the horizontal hole to be connected with the second limiting part.

6. The pull strap unlocked cable connector of claim 5 wherein:

the transition hole is provided with an inclined surface at one side close to the locking fastener.

7. The pull strap unlocked cable connector of claim 5 wherein:

the top of the first shell is provided with a lock catch groove, the lock catch piece is installed in the lock catch groove and comprises a fixing portion and an extending portion formed by upwards bending the tail end of the fixing portion, a through hole used for the drawstring to penetrate through is formed in the extending portion and located above the first limiting portion in an inclined mode, and the top of the fixing portion is provided with a clamping hook.

8. The pull strap unlocked cable connector of claim 7 wherein:

the included angle between the first limiting part and the bottom surface of the horizontal hole is beta, and the beta is 105-150 degrees.

9. The pull strap unlocked cable connector of claim 5 wherein:

the top of transition hole and the outer end of horizontal hole all are equipped with the chamfer.

10. A connector assembly, including the cable connector and the board end connector of mutual grafting cooperation, its characterized in that: the cable connector is the pull-strap unlocked cable connector of any one of claims 1-9.