CN209949322U

CN209949322U - Card lock mechanism, pluggable module and communication equipment

Info

Publication number: CN209949322U
Application number: CN201920836445.1U
Authority: CN
Inventors: 程佳; 孙平; 唐勇锋
Original assignee: New H3C Technologies Co Ltd
Current assignee: New H3C Technologies Co Ltd
Priority date: 2019-06-04
Filing date: 2019-06-04
Publication date: 2020-01-14
Anticipated expiration: 2029-06-04

Abstract

The utility model provides a latch mechanism, but plug module and communication equipment relates to communication equipment technical field. The communication equipment and the pluggable module comprise the locking mechanism. The locking mechanism is applied to the pluggable module and comprises a rotating body and a pull rod. The rotating body is provided with a clamping block and a first matching part, wherein the clamping block is used for being locked on the case, the pull rod is arranged in the rotating body, and the pull rod is provided with a second matching part in sliding fit with the first matching part; when the pull rod moves along the axial direction of the rotating body, the pull rod slides relatively with the first matching part through the second matching part so as to push the rotating body to rotate, so that the clamping block is clamped with or separated from the case. Therefore, the operation direction for releasing the matching of the locking mechanism and the case is the same as the pull-out direction of the pluggable module, the pluggable module can be pulled out along with the releasing of the matching, and the operation is simple and the efficiency is high.

Description

Card lock mechanism, pluggable module and communication equipment

Technical Field

The utility model relates to a communication equipment technical field particularly, relates to a latch mechanism, but plug module and communication equipment.

Background

Pluggable modules in existing communication equipment are all installed on a case by using a clamping mechanism. Existing latching mechanisms are generally divided into two categories: one is that the pluggable module is provided with a screw, the case is provided with a screw hole, and the pluggable module is assembled with or separated from the case by manually setting the matching of the screw and the screw hole; the other is that the pluggable module is provided with a spring sheet, a positioning hole is formed in the case, after the pluggable module is installed in the case, the spring sheet is clamped into the positioning hole, the spring sheet is manually pressed to enable the spring sheet to be separated from the positioning hole, and then the pluggable module can be taken out.

The existing pluggable module needs to be firstly matched with the clamping mechanism and the case in the process of being pulled out, and then the pluggable module is pulled out of the case, the two steps are mutually independent and distinct, so that the pulling-out process is complex in operation and low in operation efficiency.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a latch mechanism, but plug module and communication equipment, it removes the complex operation direction of latch mechanism and quick-witted case and the direction of extracting of plug module the same, when removing the complex, but plug module, easy operation, efficient can be extracted from the situation.

The embodiment of the utility model provides a first technical scheme:

a latch mechanism for use with a pluggable module and for cooperating with a chassis, the latch mechanism comprising:

the rotating body is provided with a clamping block and a first matching part, wherein the clamping block is used for being locked on the case; and

the pull rod is arranged in the rotating body, and a second matching part in sliding fit with the first matching part is arranged on the pull rod;

when the pull rod moves along the axial direction of the rotating body, the second matching part and the first matching part slide relatively to push the rotating body to rotate, so that the clamping block is clamped with or separated from the case.

Like this, latch mechanism installs on the pluggable module to make the axial of rotator and the direction of extracting of pluggable module parallel, the operator stimulates the pull rod is followed the axial motion of rotator promotes the rotator is rotatory, makes the fixture block breaks away from with quick-witted case, accomplishes the unlocking operation promptly, and simultaneously, the operator continues to stimulate the pull rod and can follow the situation and extract the pluggable module from quick-witted case, easy operation, efficient.

Further, the first matching part comprises a sliding groove which is formed in the inner surface of the rotating body and extends spirally, and the second matching part comprises a sliding block which is arranged on the outer surface of the pull rod;

or the first matching part comprises a sliding block, the sliding block is arranged on the inner surface of the rotating body, the second matching part comprises a sliding groove, and the sliding groove is formed in the outer surface of the pull rod and extends spirally;

the sliding block is slidably disposed in the sliding groove.

Like this, the rotator with adopt between the pull rod the spout with the slider is mutually supported, and not only simple structure, the transmission efficiency is high moreover, and the transmission position is accurate.

Further, the pull rod comprises a handheld section and a transmission section which are connected with each other, the transmission section is arranged in the rotating body, the second matching portion is arranged on the transmission section, and the handheld section extends out of the rotating body.

Further, the latch mechanism includes:

the shell is used for being installed on the main body of the pluggable module, the rotating body is rotatably arranged in the shell, and the clamping block extends out of the shell.

Thus, the locking mechanism is compact and convenient to be integrally installed on the main body of the pluggable module.

Furthermore, a guide groove is formed in the shell, and the guide groove extends along the axial direction of the rotating body;

the outer surface of the pull rod is provided with a guide block, the rotating body is provided with a notch, and the guide block penetrates through the notch and is slidably arranged in the guide groove.

Therefore, the pull rod is more stable in the movement process, and the transmission smoothness is better.

Furthermore, the two guide blocks are arranged in the notch at intervals, and a first limiting part and a second limiting part are respectively formed on two opposite side walls of the notch;

when the rotating body rotates forwards until the first limiting part is contacted with one guide block, the rotating body reaches the limit position of forward rotation; when the rotating body rotates reversely to the second limiting part and contacts with the other guide block, the rotating body reaches the limit position of reverse rotation.

Therefore, two opposite side walls of the notch serve as limiting parts, and the rotating body cannot rotate too much in the forward rotation or reverse rotation process, so that the pull rod is separated from the rotating body accidentally. The guide block not only plays a role in guiding, but also plays a role in limiting, and achieves two purposes at one stroke. The two limit positions of the rotating body can be respectively corresponding to the clamping state and the separation state of the clamping block and the case, and an operator can determine that the clamping block and the case are in the clamping state or the separation state when the rotating body reaches the limit positions, so that the operation efficiency is improved.

Further, the rotator includes annular portion and arc portion that interconnect, the fixture block sets up on the surface of annular portion, the clearance of arc portion between the both ends in the circumference forms the breach.

Therefore, the rotating body is simple in structure, and the two ends of the arc-shaped part in the circumferential direction have a limiting effect.

Further, the latch mechanism includes:

the spring is arranged in the shell, one end of the spring is connected to the shell, and the other end of the spring is connected to the pull rod.

In this way, the spring can make the transmission between the pull rod and the shell flexible, and the relative positions of the two components are more stable. And the spring can automatically pull back the pull rod after the pull rod is pulled out, so that the function of automatic reset is achieved.

The embodiment of the utility model provides a second kind technical scheme:

a pluggable module comprising the latching mechanism of the first aspect.

The embodiment of the utility model provides a third technical scheme:

a communication device comprises a chassis and a pluggable module of the second technical scheme, wherein the pluggable module is arranged in the chassis.

Therefore, an operator can pull out the pluggable module while releasing the matching of the locking mechanism and the case, and the operation is simple and the efficiency is high.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a communication device according to a first embodiment of the present invention.

Fig. 2 is a first perspective structural view of the latching mechanism of fig. 1.

Fig. 3 is a second perspective view of the latch mechanism of fig. 1.

Fig. 4 is a schematic structural diagram of a first view angle of a latch mechanism according to a second embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a second view angle of the latch mechanism according to a second embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a third viewing angle of the latch mechanism according to the second embodiment of the present invention.

Fig. 7 is a schematic structural view of the rotator in fig. 4.

Fig. 8 is a schematic structural view of the drawbar of fig. 4.

Icon: 1-a communication device; 2-a case; 3-a pluggable module; 4-a latch mechanism; 5-a spring; 6-a shell; 61-a guide groove; 7-a rotating body; 71-an annular portion; 72-an arc; 73-a gap; 74-first limit portion; 75-a second stop; 76-a chute; 8-a fixture block; 9-a pull rod; 91-a handheld section; 92-a transmission section; 10-a slide block; 11-guide block.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are merely for convenience of description of the present invention and for simplicity of description, and do not indicate or imply that the equipment or components that are referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, 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.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

First embodiment

Referring to fig. 1, the present embodiment provides a communication device 1, where the communication device 1 may be a switch or a router. The communication device 1 comprises a chassis 2 and a pluggable module 3. The pluggable module 3 is disposed in the chassis 2. The pluggable module 3 may be a power supply, a fan, a switch, a router, etc. The pluggable module 3 comprises a main body and a latching mechanism 4 mounted on the main body. The main body here may be a panel or a functional module of the pluggable module 3 as long as it can be used to install the latch mechanism 4 and is convenient for an operator to operate the latch mechanism 4.

The pull rod 9 of the latch mechanism 4 protrudes from the body. The operation that the latch mechanism 4 and the machine case 2 can be locked or unlocked can be realized by an operator pushing and pulling the pull rod 9, and the specific structural form is as follows:

referring to fig. 2 and 3, the latch mechanism 4 includes a rotator 7 and a lever 9. The rotating body 7 is adapted to be mounted inside the main body and rotatable relative to the main body. A pull rod 9 extends from the body. The axial direction of the rotary body 7 and the axial direction of the pull rod 9 are both parallel to the pull-out direction of the pluggable module 3.

The rotator 7 is a hollow structure, a clamping block 8 is arranged on the outer surface of the rotator 7, a clamping hole or a clamping hook matched with the clamping block 8 is arranged on the case 2, and the clamping block 8 is matched with the clamping hole or the clamping hook on the case 2, so that the pluggable module 3 and the case 2 are relatively fixed.

The shape of the locking block 8 is preferably a wedge-shaped block, which has a guide slope. When the clamping block 8 just contacts the clamping hole or the clamping hook on the case 2, the thrust along the circumferential direction of the rotating body 7 can be applied, so that the rotating body 7 is driven to rotate, and the clamping block 8 can smoothly slide to the clamping hole or the clamping hook on the case 2.

The rotating body 7 is provided with a first engaging portion. In this embodiment, the first engaging portion includes a sliding groove 76, and the sliding groove 76 is provided on the rotating body 7 and extends spirally. The slide groove 76 may be a side wall penetrating the rotating body 7, or may be a groove provided on the inner surface of the rotating body 7 and not penetrating the side wall.

The pull rod 9 is arranged in the rotating body 7, and a second matching part is arranged on the outer surface of the pull rod 9 and is used for being in sliding fit with the first matching part. In this embodiment, the second mating portion includes a slider 10, the slider 10 is disposed on the outer surface of the pull rod 9, and the slider 10 is slidably disposed in the sliding groove 76.

As an alternative embodiment, the first mating portion includes a slider 10, and the slider 10 is provided on the inner surface of the rotating body 7. The second engagement portion includes a slide groove 76, and the slide groove 76 is provided on the outer surface of the pull rod 9 and extends spirally. Thus, the sliding block 10 slidably disposed in the sliding groove 76 can also function as a transmission.

The operation principle of the latch mechanism 4 provided in this embodiment is as follows:

an operator pulls the pull rod 9 in the direction of pulling out the pluggable module 3, and due to the matching relationship between the sliding groove 76 and the sliding block 10, the rotating body 7 can rotate and drive the fixture block 8 to move, so that the fixture block 8 and the case 2 can be unlocked; the pull rod 9 is pulled outwards along the trend, and the pluggable module 3 can be pulled out of the case 2 continuously. On the contrary, the pluggable module 3 is inserted into the case 2, the fixture block 8 contacts with the case 2 to drive the rotator 7 to rotate, so that the fixture block 8 can smoothly slide to the fastening hole or the fastening hook on the case 2, and the fixture block 8 and the case 2 can be locked.

The latch mechanism 4 provided by the embodiment has the following beneficial effects:

the clamping and locking mechanism 4 is installed on the main body, the axial direction of the rotator 7 is parallel to the pulling direction of the pluggable module 3, an operator pulls the pull rod 9 to move along the axial direction of the rotator 7, the rotator 7 is pushed to rotate, the fixture block 8 is separated from the case 2, the unlocking operation is completed, meanwhile, the operator continues to pull the pull rod 9, the pluggable module 3 can be pulled out from the case 2 along with the pull rod, the operation is simple, and the pulling efficiency is high.

Second embodiment

The present embodiment provides a communication apparatus 1 having a similar structure to the communication apparatus 1 provided in the first embodiment, except that the latch mechanism 4 has a different structure.

Referring to fig. 4 to 6, the locking mechanism 4 includes a housing 6, a rotator 7 and a pull rod 9. The housing 6 is adapted to be fixedly mounted on the main body, and the rotator 7 is rotatably provided in the housing 6, so that the latch mechanism 4 can be made compact as a whole and can be easily mounted on the main body as a whole. The housing 6 is provided with a guide groove 61, and the extending direction of the guide groove 61 is parallel to the plugging direction of the pluggable module 3.

Referring to fig. 7, the rotating body 7 has a hollow structure, the rotating body 7 includes an annular portion 71 and an arc portion 72 connected to each other, and an axial direction of the annular portion 71 is identical to an axial direction of the arc portion 72. A latch 8 is disposed on an outer surface of the annular portion 71, the latch 8 extends from the housing 6, and the latch 8 is configured to be engaged with the chassis 2.

The side wall of the rotating body 7 is provided with a chute 76 extending spirally, the length and radian of the chute 76 can be flexibly set according to requirements, and the embodiment is not limited. The slide groove 76 may be provided only in the arc portion 72, or may be provided in both the annular portion 71 and the arc portion 72.

The gap between both ends of the arc portion 72 in the circumferential direction forms a notch 73. Two opposite side walls of the notch 73 form a first stopper portion 74 and a second stopper portion 75, respectively. The radian of the interval between the first limit portion 74 and the second limit portion 75 can be determined according to the angle of the rotating body 7 to be rotated, and the range values can be selected as follows: 120-270 degrees.

Referring to fig. 8, the pull rod 9 includes a holding section 91 and a transmission section 92 connected to each other, the transmission section 92 is disposed in the rotating body 7, and the holding section 91 extends out of the rotating body 7.

The outer surface of the transmission section 92 is provided with a slider 10, and the slider 10 is slidably disposed in the slide groove 76. Therefore, the rotary body 7 and the pull rod 9 are matched with each other by the sliding groove 76 and the sliding block 10, so that the structure is simple, the transmission efficiency is high, and the transmission position is accurate.

Referring to fig. 6 and 8, the outer surface of the transmission section 92 is further provided with two guide blocks 11, and the number of the guide blocks 11 is two. The two guide blocks 11 are slidably disposed in the guide grooves 61 through the notches 73 of the rotating body 7. Like this, pull rod 9 is in the motion process, because guide block 11 and guide way 61 sliding fit, can make pull rod 9 motion more stable, and driven smoothness nature is better.

When the rotating body 7 rotates forward until the first limiting part 74 contacts one guide block 11, the rotating body 7 reaches the limit position of the forward rotation; when the rotating body 7 rotates in the reverse direction until the second stopper 75 contacts the other guide block 11, the rotating body 7 reaches the limit position of the reverse rotation. The radian interval between the two extreme positions is the radian of the rotating body 7 which can rotate. Therefore, the relative positions of the first stopper 74, the second stopper 75, and the guide block 11 can be determined according to the required rotation arc of the rotating body 7. The required rotation arc of the rotating body 7 can be determined according to the shape and size of the sliding groove 76.

Preferably, the two limit positions of the rotating body 7 can be respectively corresponding to two states of clamping and separating the fixture block 8 from the case 2, and when the operator makes the rotating body 7 reach the limit positions, the operator can determine that the fixture block 8 is in the clamping state or the separating state from the case 2, so that the operation efficiency is improved.

Therefore, two opposite side walls of the notch 73 serve as limiting parts, and the rotating body 7 cannot rotate too much in the process of forward rotation or reverse rotation of the rotating body 7, so that the pull rod 9 is accidentally separated from the rotating body 7. In addition, the guide block 11 not only plays a role in guiding, but also plays a role in limiting, and achieves two purposes at one stroke.

Referring to fig. 5, the locking mechanism 4 further includes a spring 5, one end of the spring 5 is connected to the housing 6, and the other end of the spring 5 is connected to the pull rod 9. In this way, the spring 5 is provided to enable the transmission between the pull rod 9 and the housing 6 to be flexible, and also to enable the relative positions of the two components to be more stable. The spring 5 can automatically pull back the pull rod 9 after the pull rod 9 is pulled out, and thus, the spring can automatically return to the original position.

an operator pulls the pull rod 9 in the direction of pulling out the pluggable module 3 to unlock the fixture block 8 and the case 2; the pull rod 9 is pulled outwards along the trend, and the pluggable module 3 can be pulled out of the case 2 continuously. On the contrary, to insert quick-witted case 2 with pluggable module 3, fixture block 8 and quick-witted case 2 contact drive rotator 7 and rotate, simultaneously under the pulling force effect of spring 5, make fixture block 8 can smoothly slide to the card hole or the trip on quick-witted case 2, can be with fixture block 8 and quick-witted case 2 locking.

the unlocking direction of the locking mechanism 4 is the same as the pulling direction of the pluggable module 3, after an operator pulls the pull rod 9 to unlock, the pull rod 9 can be continuously pulled to pull the pluggable module 3 out of the case 2, the operation is simple, and the pulling efficiency is high.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A latching mechanism for pluggable modules, the latching mechanism comprising:

the rotating body (7) is provided with a clamping block (8) and a first matching part, wherein the clamping block (8) is used for being locked on the case (2); and

the pull rod (9), the pull rod (9) is arranged in the rotating body (7), and a second matching part in sliding fit with the first matching part is arranged on the pull rod (9);

when the pull rod (9) moves along the axial direction of the rotating body (7), the second matching part and the first matching part slide relatively to push the rotating body (7) to rotate, so that the clamping block (8) is clamped with or separated from the case (2).

2. Latch mechanism according to claim 1, characterized in that the first engagement part comprises a sliding groove (76), which sliding groove (76) opens on the inner surface of the rotary body (7) and extends helically, and the second engagement part comprises a slide (10), which slide (10) is arranged on the outer surface of the pull rod (9);

or the first matching part comprises a sliding block (10), the sliding block (10) is arranged on the inner surface of the rotating body (7), the second matching part comprises a sliding groove (76), and the sliding groove (76) is arranged on the outer surface of the pull rod (9) and extends spirally;

the slider (10) is slidably disposed in the chute (76).

3. Latch mechanism according to claim 1, characterized in that the pull rod (9) comprises a hand-held section (91) and a transmission section (92) connected to each other, the transmission section (92) being arranged in the rotation body (7), the second mating portion being arranged on the transmission section (92), the hand-held section (91) protruding out of the rotation body (7).

4. The latch mechanism of claim 1, wherein said latch mechanism comprises:

the pluggable module comprises a shell (6), wherein the shell (6) is used for being mounted on a main body of the pluggable module, the rotating body (7) is rotatably arranged in the shell (6), and the clamping block (8) extends out of the shell (6).

5. The latch mechanism according to claim 4, characterized in that the housing (6) is provided with a guide groove (61), and the guide groove (61) extends along the axial direction of the rotating body (7);

the outer surface of the pull rod (9) is provided with a guide block (11), the rotating body (7) is provided with a notch (73), and the guide block (11) penetrates through the notch (73) and is slidably arranged in the guide groove (61).

6. A latch mechanism according to claim 5, characterized in that two guide blocks (11) are arranged at a distance in the recess (73), the two opposite side walls of the recess (73) forming a first stop portion (74) and a second stop portion (75), respectively;

when the rotating body (7) rotates forwards to the state that the first limiting part (74) is in contact with one guide block (11), the rotating body (7) reaches the limit position of forward rotation; when the rotating body (7) rotates reversely to the point that the second limiting part (75) contacts with the other guide block (11), the rotating body (7) reaches the limit position of reverse rotation.

7. The latch mechanism according to claim 5, wherein the rotator (7) includes a ring portion (71) and an arc portion (72) connected to each other, the latch (8) is provided on an outer surface of the ring portion (71), and a gap between both ends of the arc portion (72) in a circumferential direction forms the notch (73).

8. The latch mechanism of claim 4, wherein said latch mechanism comprises:

the spring (5) is arranged in the shell (6), one end of the spring (5) is connected to the shell (6), and the other end of the spring (5) is connected to the pull rod (9).

9. Pluggable module, characterized in that it comprises a latching mechanism according to any of claims 1 to 8.

10. A communication device, characterized by comprising a chassis (2) and a pluggable module according to claim 9, said pluggable module being arranged in said chassis (2).