CN209216001U - Locking system and module card - Google Patents

Abstract

This disclosure relates to locking system and module card.Wherein, locking system is used for connection mounting and supporting, including pedestal and fastener.Pedestal is equipped with location hole.Fastener includes end and the clamping part that is connected with the end, the clamping part is provided with clamp in one end far from the end, the clamping part passes through the location hole, and is rotatably dispose in the pedestal, and the end and the clamp are located at the not ipsilateral of the pedestal.When the clamping part turns to disengaging configuration, the clamping part can be exited from the location hole, so that the fastener can be detached from the supporting, the installation part and the pedestal；When the clamping part turns to other positions, the clamping part by block in the positioning hole so that the fastener can lock the pedestal, the installation part and the supporting.

Description

Locking system and module card

Technical field

The utility model relates to the locking systems and module card for connection mounting (for example, card) and supporting.

Background technique

PCI-E card (Peripheral Component Interconnect Express card), also known as expansion card, It is usually used in the electronic equipment such as computer, communication equipment and server, realizes the Function Extension of electronic equipment.

In the prior art, for PCI-E card to be connect with electronic equipment, bolted mode fixing PCI-is generallyd use E is stuck on the supporting of electronic equipment.But which cannot achieve PCI-E card and be quickly installed and dismantle with supporting.And And installation and removal process is both needed to cause integrated operation cumbersome by external tool.

Utility model content

The utility model embodiment, which provides a kind of locking system and module card, the locking system, can realize installation part (for example, PCI-E card) is quickly connect and disassembly with supporting.

According to the utility model embodiment in a first aspect, a kind of locking system is provided, for connection mounting and undertaking Part, the locking system include:

Pedestal, the pedestal are equipped with location hole；

Fastener, including end and the clamping part being connected with the end, the clamping part is in the separate end One end is provided with clamp, and the clamping part passes through the location hole, and is rotatably dispose in the pedestal, the end and the card Head is located at the not ipsilateral of the pedestal；

When the clamping part turns to disengaging configuration, the clamping part can be exited from the location hole, so that described Fastener can be detached from the supporting, the installation part and the pedestal；When the clamping part turns to other positions, The clamping part by block in the positioning hole so that the fastener can lock the pedestal, the installation part and institute State supporting.

Optionally, the locking system further includes elastomeric element, and the elastomeric element is installed in the end and the bottom Between seat, the both ends of the elastomeric element bear against two be oppositely arranged the surface in the end and the pedestal.

Optionally, the elastomeric element is sheathed on clamping part, and the elastomeric element is resisted against the diameter of one end of the end It is less than the radial dimension that the elastomeric element is resisted against one end of the pedestal to size.

Optionally, the clamp has end face, and the end face is provided opposite to the end face, for against the undertaking Part；

Along the direction far from the end, the sectional dimension of the clamp gradually restrains.

Optionally, the number of the clamping part is at least two, at least two clamping part interval settings.

Optionally, the pedestal includes bottom wall and extends from the outer rim of the bottom wall, side wall in a ring, the positioning Hole is formed in the central position of the bottom wall；

The end of fastener extends outward to form push rod, and the side wall setting is jagged, the push rod rotation setting In the indentation, there.

Optionally, the locking system further includes retention bead and limit recess, and the retention bead and the limit are recessed One in falling into is arranged on the push rod, and the indentation, there on the side wall is arranged in another, when the retention bead When cooperating with limit recess, the clamping part turns to the other positions.

Optionally, the limit recess is arranged on the push rod, and the retention bead is arranged on the side wall, described The edge of retention bead is provided with guide ramp.

According to the second aspect of the utility model embodiment, a kind of module card is provided, the module card includes installation Part, supporting and locking system as elucidated before；The installation part includes card, and the front end of the card is provided with sheet metal component, Mounting groove is offered on the sheet metal component, the supporting is equipped with limit hole；

The clamping part is sheathed on the positioning hole of the limit hole, the mounting groove and the pedestal.

Optionally, two limits that two sliding parts being oppositely arranged are provided at the limit hole and are oppositely arranged Portion, described two sliding parts and described two limiting sections collectively constitute the boundary of the limit hole or a part on boundary, described Clamp and the clamping part can pass through from the sliding part, the limiting section be used for for the clamp against.

The quick tool-free dismounting of installation part and supporting can be realized using the locking system of embodiment.

Detailed description of the invention

Fig. 1 is the perspective exploded view of the locking system of the utility model embodiment；

Fig. 2 is the Three-dimensional combination diagram of the locking system of the utility model embodiment；

Fig. 3 is the stereoscopic schematic diagram of the electronic equipment of the utility model embodiment；

Fig. 4 is another stereoscopic schematic diagram of the electronic equipment of the utility model embodiment；

Fig. 5 is the enlarged drawing in Fig. 4 at a-quadrant；

Fig. 6 is the stereoscopic schematic diagram of the part-structure of the installation part in the utility model embodiment.

Description of symbols

Electronic equipment 10

Supporting 100

Limit hole 110

Sliding part 111

Limiting section 112

Installation part 200

Printed circuit board 210

Positioning region 220

Mounting groove 221

Locking system 300

Pedestal 310

Third surface 3101

Side wall 3102

First wall portion 3103

Second wall portion 3104

Second circumferential surface 3105

Notch 3106

First section 3107

Second section 3108

Location hole 311

Lug boss 312

Fastener 320

End 321

First surface 3211

Second surface 3212

Hollow hole 3213

First circumferential surface 3214

Clamping part 322

Clamp 3220

4th surface 3221

Ontology 3222

Push rod 330

Interconnecting piece 331

Joint face 332

Retention bead 340

Limit recess 350

Spring 360

Specific embodiment

Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment Described in embodiment do not represent all embodiments consistent with the utility model.On the contrary, they be only with such as The example of the consistent device and method of some aspects be described in detail in the appended claims, the utility model.

It is only to be not intended to be limiting this reality merely for for the purpose of describing particular embodiments in the term that the utility model uses With novel.In the "an" of the utility model and singular used in the attached claims, " described " and "the" Most forms are intended to include, unless the context clearly indicates other meaning.It is also understood that term used herein " and/ Or " refer to and include that one or more associated any or all of project listed may combine.

It should be appreciated that " first " " second " and similar word used in present specification and claims It is not offered as any sequence, quantity or importance, and is used only to distinguish different component parts.Equally, "one" or The similar word such as " one " does not indicate that quantity limits yet, but indicates that there are at least one.Unless otherwise noted, " front ", " after The similar word such as portion ", " lower part " and/or " top " is not limited to a position or a kind of sky only to facilitate explanation Between orient.The similar word such as " comprising " or "comprising" means to appear in element or object before " comprising " or "comprising" Cover the element for appearing in " comprising " or "comprising" presented hereinafter or object and its equivalent, it is not excluded that other elements or Object." connection " either the similar word such as " connected " is not limited to physics or mechanical connection, and may include Electrical connection, it is either direct or indirect.

With reference to the accompanying drawing, the utility model embodiment is described in detail.In the absence of conflict, following reality The feature applied in example and embodiment can be combined with each other.

The locking system 300 of the utility model one embodiment for connection mounting and is accepted as shown in Figures 1 and 2 Part, the locking system 300 include:

Pedestal 310 is equipped with location hole 311；

Fastener 320, including end 321 and the clamping part 322 being connected with the end 321, the clamping part 322 exists One end far from the end is provided with clamp 3220, and the clamping part 322 passes through the location hole 311, and is rotatably dispose in The pedestal 310, the end 321 and the clamp 3220 are located at the not ipsilateral of the pedestal 310；

When the clamping part 322 turns to disengaging configuration, the clamping part 322 can be exited from the location hole 311, So that the fastener can be detached from the supporting, the installation part and the pedestal；When the clamping part 322 turns to When other positions, the clamping part 322 by block in the location hole 311 so that the fastener can lock the bottom Seat, the installation part and the supporting.

Using 300 connection mounting of above-described embodiment locking system and when supporting, only need to by pedestal 310, installation part with Supporting correctly aligns, and fastener 320 is then inserted into location hole 311 and rotates fastener 320, fastener 320 is made to drive card Buckle 322 can be realized the locking of installation part and supporting, complete installation to the other positions.Reverse operating can be realized Disassembly is completed in the disengaging of installation part and supporting.

Optionally, the locking system further includes elastomeric element, and the elastomeric element is installed in the end and the bottom Between seat, the both ends of the elastomeric element bear against two be oppositely arranged the surface in the end and the pedestal.

Optionally, the elastomeric element is sheathed on clamping part, and the elastomeric element is resisted against the diameter of one end of the end It is less than the radial dimension that the elastomeric element is resisted against one end of the pedestal to size.

Optionally, the clamp has end face, and the end face is provided opposite to the end face, for against the undertaking Part；

Along the direction far from the end, the sectional dimension of the clamp gradually restrains.

Optionally, the number of the clamping part is at least two, at least two clamping part interval settings.

Optionally, the pedestal includes bottom wall and extends from the outer rim of the bottom wall, side wall in a ring, the positioning Hole is formed in the central position of the bottom wall；

The end of fastener extends outward to form push rod, and the side wall setting is jagged, the push rod rotation setting In the indentation, there.

Optionally, the locking system further includes retention bead and limit recess, and the retention bead and the limit are recessed One in falling into is arranged on the push rod, and the indentation, there on the side wall is arranged in another, when the clamping part turns When moving to the other positions, the retention bead and limit recess cooperation.Further, the limit recess setting exists On the push rod, the retention bead is arranged on the side wall, and the edge of the retention bead is provided with guide ramp.

The module card of the utility model one embodiment, as shown in Figures 1 to 6, including installation part 200, supporting 100 And locking system 300.

Wherein, the module card can be used as a part of electronic equipment 10.Electronic equipment can be computer, communication is set Standby and server etc..

Installation part 200 can be card, for example, PCI-E card.Installation part 200 may include printed circuit board 210 and fixing printing The sheet metal component of circuit board 210.Sheet metal component is placed on supporting 100, and the lateral margin of sheet metal component extends outward to form a positioning region 220, sheet metal component and supporting 100 can be locked by the locking connection of positioning region 220 and supporting 100, to realize card With being fixedly connected for supporting 100.

Locking system 300 includes pedestal 310 and buckle for locking positioning region 220 and supporting 100, locking system 300 Part 320.Location hole 311 is offered on pedestal 310, location hole 311 runs through pedestal 310.Mounting groove is provided on positioning region 220 221, mounting groove 221 runs through positioning region 220.Corresponding limit hole 110 is provided on supporting 100, limit hole 110 is through undertaking Part 100.Wherein, fastener 320 can be arranged in pedestal 310, and can be set in mounting groove 221 and limit hole 110.Pedestal 310 is determined Position portion 220 and supporting 100 are sequentially connected, and location hole 311, mounting groove 221 and limit hole 110 have lap along axial, And form placed channel.In the present embodiment, mounting groove 221 is specially the through slot for penetrating through the " u "-shaped of positioning region 220, certainly, The shape of mounting groove 221 can be arbitrary shape in other embodiments, and mounting groove 221 can also be for through the through-hole of positioning region 220. Fastener 320 can be arranged in mounting groove 221.Clamping part 322 is set in placed channel；Clamping part 322 is at least partly resisted against The surface in the remotely located portion 220 of supporting 100, and apply an active force towards positioning region 220 to supporting 100；Bottom Seat 310 is resisted against the surface of the separate supporting 100 of positioning region 220, and applies one towards supporting 100 to positioning region 220 Active force.Whereby, the positioning region 220 of sheet metal component and supporting 100 can be fastenedly connected.

Fastener 320 can be arranged in pedestal 310, and pedestal 310 is installed in the surface of the separate supporting 100 of positioning region 220, As shown in Figures 3 to 5.

As depicted in figs. 1 and 2, fastener 320 includes end 321 and clamping part 322, and end 321 includes being oppositely arranged First surface 3211 and second surface 3212, clamping part 322 are connected to the second surface 3212 of end 321, and clamping part 322 is from Two surfaces 3212 extend along the axial of location hole 311 to location hole 311.Clamping part 322 can be arranged in the location hole of pedestal 310 In 311.Pedestal 310 has third surface 3101, when clamping part 322 is arranged in location hole 311, the third surface of pedestal 310 3101 are oppositely arranged with the second surface 3212 of end 321.

End 321 further includes the first circumferential surface 3214, and first surface 3211 and second surface 3212 are adjacent to the first circumferential surface 3214, outwardly extending push rod 330 is provided on the first circumferential surface 3214, and the upper surface of push rod 330 is equal with first surface 3211 Together, the lower surface of push rod 330 and 3212 flush of second surface or substantially concordant.Push rod 330 can be used for rotating or mobile terminal Portion 321 and clamping part 322.Meanwhile end 321 offers hollow hole 3213, hollow hole 3213 is through 3211 He of first surface The through-hole of second surface 3212 can reduce the quality of fastener 320 by the way that hollow hole 3213 is arranged, reduce cost.

As shown in Fig. 2, the surface of the separate end 321 of pedestal 310 is equipped with outwardly projecting lug boss 312, location hole 311 Through lug boss 312.Wherein, the shape of lug boss 312 is adapted with the shape of mounting groove 221, i.e., positioning region 220 can pass through peace Tankage 221 is directly arranged in lug boss 312 and realizes that part positions.

As shown in Figure 1, the third surface 3101 of pedestal 310 is substantially in the form of annular discs, location hole 311 is formed at center.Pedestal 310 include the side wall 3102 of bottom wall (not indicating in figure) and the outer rim extension from bottom wall, wherein location hole 311 is formed in bottom The central position of wall.Side wall 3102 is connected with 3101 outer peripheral edge of third surface, and side wall 3102 is along the end towards fastener 320 321 direction extends, and substantially in closed ring shape.

In addition, side wall 3102 may include the first wall portion 3103 and the second wall portion 3104.The height of second wall portion 3104 is less than The height of first wall portion 3103, so that forming notch 3106 at the second wall portion 3104.Wherein, the ruler in the radial direction of notch 3106 The very little width greater than push rod 330, so that push rod 330 can rotate in notch 3106.When operation, by pushing push rod 330 can band Dynamic fastener 320 rotates.Boundary of the junction of first wall portion 3103 and the second wall portion 3104 as notch 3106, and limit The amplitude that push rod 330 rotates.Meanwhile first the size of wall portion 3103 be adapted at least part of size of end 321, hold Portion 321 can be located in the space that the first wall portion 3103 is surrounded, meanwhile, the first circumferential surface for being not provided with push rod 330 of end 321 3214 can be resisted against the first wall portion 3103.Wherein, pedestal 310 includes the second circumferential surface 3015, and the second circumferential surface 3015 is side wall 3102 Circumferential outer surface.The end of push rod 330 is provided with to the interconnecting piece 331 extended close to 310 direction of pedestal, interconnecting piece 331 Form a joint face 332 towards the second circumferential surface 3015.When push rod 330 rotates in notch 3106, the company of being equipped with of push rod 330 The lower surface of socket part 331 is resisted against the surface towards fastener 320 of the second wall portion 3104, and the joint face 332 of interconnecting piece 331 can It is resisted against the second circumferential surface 3015.Setting in this way, so that fastener 320 is more firm relative to the rotation of pedestal 310.In order to Clearly show joint face 332 and the second circumferential surface 3015, in Fig. 2, joint face 332 and the second circumferential surface 3015 not against.

It is provided with elastomeric element between the end 321 and pedestal 310 of fastener 320, in the present solution, the elastomeric element has Body is spring 360, and the both ends of spring 360 bear against the second surface 3212 and pedestal 310 in the end of fastener 320 321 Third surface 3101, and spring 360 is sheathed on the clamping part 322 of fastener 320.Spring 360 is set to side wall 3102 and the In the space that three surfaces 3101 are surrounded, and one end for being resisted against third surface 3101 of spring 360 is also resisted against side wall 3102.Along from second surface 3212 to the direction on third surface 3101, the diameter of spring 360 is gradually widened.Spring 360 against Diameter in one end of end 321 is relatively small, and the size of lesser diameter dimension and clamping part 322 at this is suitable, card One end by close end 321 of buckle 322 can preferably limited spring 360 it is in the radial direction close to one end of second surface 3212 It is mobile；One end diameter for being resisted against third surface 3101 of spring 360 is relatively large, and is greater than the diameter of location hole 311, so that The end of spring 360 can be easy to be resisted against on the pedestal 310 of 311 periphery of location hole, limit spring 360 close to third table The movement in the radial direction of the one end in face 3101.By the way that the shape of spring 360 is arranged, spring 360 is preferably snapped in Between end 321 and pedestal 310.

Certainly, in other embodiments, elastomeric element can not be spring, for example can be block-like elastic cushion etc.；Elasticity Component can not also be sheathed on clamping part.As long as remaining to provide elastic-restoring force appropriate.Moreover, bullet can also be not provided with Property component, as long as end 321 and supporting 100 can be by the firm clampings in positioning region 220.

In addition, in the present embodiment, as shown in Figure 4 and Figure 5, limit hole 110 includes two sliding parts 111 being oppositely arranged With two limiting sections 112 being oppositely arranged.Described two sliding parts 111 and described two limiting sections 112 have collectively constituted limit The boundary in hole 110 or a part on boundary.Spacing between two sliding parts 111 is greater than the spacing between two limiting sections 112. Clamping part 322 can pass through limit hole 110 at sliding part 111.Clamping part 322 includes prolonging along the depth direction of limit hole 110 The ontology 3222 stretched, ontology 3222 extend outward to form a clamp 3220 far from one end of end 321, and clamp 3220 forms one end Face, the end face can be resisted against the surface of supporting 100.The end face is the surface towards end 321 of clamp 3220, is referred to as below For the 4th surface 3221, the 4th surface 3221 be used to be resisted against the remotely located portion 220 of supporting 100 surface (with reference to Fig. 1 and Fig. 2).

As illustrated in fig. 1 and 2, from the 4th surface 3221 along the direction far from end 321, the thickness d of clamp 3220 is gradually received It is narrow.Two clamps 3220 are considered as an entirety, from the 4th surface 3221 along far from end 321 direction, whole thickness D by It tapers narrow.Spacing between two sliding parts 111 is greater than the maximum value of whole thickness D, the distance between two limiting sections 112 It is whole that a horn structure is presented less than the maximum value of whole thickness D, enable clamp 3220 is more sliding to set into undertaking Limit hole 110 on part 100.In the present embodiment, two limiting sections 112 are oppositely arranged and are spaced setting, are arranged by interval, So that two limiting sections 112 can generate opposite movement in a certain range, so that whole thickness is adjustable.That is, In installation process, when clamp 3220 is towards sliding part 111, clamp 3220 can smoothly pass through limit at sliding part 111 Hole 110, so that clamp 3220 is located at the side in the remotely located portion 220 of supporting 100.It can then be made by pivoting end 321 The position for obtaining clamp 3220 rotates.When its rotation is to clamp 3220 towards the position of limiting section 112, the of clamp 3220 Four surfaces 3221 can be resisted against the surface of supporting, snap connection to realize.By the way that the shape of clamp 3220 is arranged, so that During the installation process, when clamp 3220 is towards limiting section 112, the structure auxiliary clamp 3220 of wedge angle is protruded into limiting section 112, Meanwhile the fastener 320 of two relative spacings setting can move toward one another, to reduce whole thickness, so that clamp 3220 It can be pressed into limit hole 110, so that installation process is more convenient.

Meanwhile pedestal 310 and fastener 320 can also be limited by position limiting structure, position-limit mechanism includes retention bead 340 and limit recess 350.As depicted in figs. 1 and 2, in the present embodiment, retention bead 340 is set to the second wall of pedestal 310 The surface towards fastener 320 in portion 3104, limit recess 350 are set to the second surface 3212 of end 321.Certainly, at it In his embodiment, or retention bead 340 is set to end 321, and limit recess 350 is set to pedestal 310.

The shape of the shape and retention bead 340 of limit recess 350 matches.When 3221 court of the 4th surface of clamp 3220 To limiting section 112, and when the 4th surface 3221 is resisted against limiting section 112,350 package retention beads 340 of limit recess pass through Such setting ensure that being bonded for clamp 3220 and limiting section 112 so that fastener 320 is not easy to be detached from from the position. Meanwhile in the present embodiment, along from pedestal 310 to the direction of end 321, the width of retention bead 340 is gradually narrowed, and is limiting The edge of position protrusion 340 forms guide ramp, and the structure for limiting recess 350 is adapted with the structure of retention bead 340, In this way, retention bead 340 is enabled more to smoothly enter limit recess 350.

In the present embodiment, with reference to Fig. 1, fastener 320 can be between disengaging configuration and other positions relative to pedestal 310 Rotation.

First wall portion 3103 forms the first section 3107 and the second section with the coupling part of second wall portion 3104 3108；Retention bead 340 is located at notch 3106, and is set to the side close to the second section 3108 of second wall portion 3104.

When fastener 320 is located at disengaging configuration, push rod 330 is located at notch 3106, and push rod 330 is resisted against first Section 3107.At this point, 3220 face sliding part 111 of clamp, and limit hole 110 can be smoothly passed through at sliding part 111.

In 320 rotation process of fastener, the other positions in addition to disengaging configuration can be considered that lock position is (also referred to as other Position).When fastener 320 is located at each lock position, the fixation of installation part 200 and supporting 100 can be achieved.In numerous locks During stop bit is set, there are a more special positions --- stablize lock position.When fastener 320, which is located at, stablizes lock position, Push rod 330 is located at notch 3106, and push rod 330 is resisted against the second section 3108,350 package retention bead of limit recess 340.At this point, 3220 face limiting section 112 of clamp, and clamp 3220 can be resisted against limiting section 112 to realize clamp 3220 With the fixation of supporting.

Positioned at the push rod of disengaging configuration and positioned at the push rod along the circumferential direction dislocation in 90 ° for stablizing lock position.

When needing fixed installation part 200 and supporting 100, the positioning region 220 of sheet metal component is stacked with supporting 100, And make 110 coaxial line of mounting groove 221 and limit hole.Later, 310 upper projecting portion 312 of pedestal card in locking system 300 is set In mounting groove 221.Fastener 320 is placed into disengaging configuration, i.e., when push rod 330 is resisted against the first section 3107, then will card Fastener 320 is successively pressed into location hole 311, mounting groove 221 and limit hole 110.At this point, clamp 3220 is towards limit hole 110 Sliding part 111, as shown in the locking system below Fig. 5.Clamp 3220 is located at the one of the remotely located portion 220 of supporting 100 Side；Also, the spring 360 between end 321 and pedestal 310 is compressed, and spring 360 is separate to the application of end 321 one The active force of pedestal 310.Later, hold push rod 330, rotating push-rod 330 so that end 321 drive clamping part 322 rotate, When limit recess 350 just wraps up retention bead 340, limiting section 112 of the clamp 3220 towards limit hole 110, clamp 3220 The 4th surface 3221 towards the remotely located portion 220 of limit hole 110 surface.User is removed to apply push rod 330 and end 321 The active force added, the 4th surface 3221 is tight against the surface of limit hole 110, and clamp 3220 is towards limit hole 110 Limiting section 112, as shown in the provision for disengagement above Fig. 5.At this point, spring 360 due to clamp 3220 and is held still in compressive state Portion 321 connects, and is located at the side of the separate end 321 of pedestal 310, so that clamp 3220 is by one towards pedestal 310 active force, pedestal 310 is by an active force towards clamp 3220.Again because pedestal 310 is resisted against positioning region 220, Clamp 3220 is resisted against supporting 100, so that positioning region 220 is by an active force towards supporting 100, supporting 100 by an active force towards positioning region 220.So realizing the close connection of positioning region 220 and supporting 100.

When needing to dismantle the connection of installation part 200 and supporting 100, push rod 330 is stirred, push rod 330 is made to drive end 321 rotations, retention bead 340 and limit recess 350 are detached from.And fastener 320 is rotated to disengaging configuration, i.e., by fastener 320 rotations are resisted against the position of the first section 3107 to push rod 330.3220 face sliding part 111 of clamp, such as the lock below Fig. 5 Shown in locking apparatus.Clamp 3220 can sequentially pass through limit hole 110, mounting groove 221 and location hole 311, clamp 3220 and undertaking Part 100 is disconnected, and spring 360 restores former length, does not apply active force to end 321 and pedestal 310, to realize installation part 200 and supporting 100 disengaging.

Certainly, when needing fixed fixing card and supporting 100, by retention bead 340 and recess 350 can not also be limited In 90 ° of position, and directly fastener 320 is successively pressed into location hole 311, mounting groove 221 and limit hole 110, works as card First 3220 or clamp 3220 at least partly face limiting section 112 or limiting section 112 at least partly when, between two Every and the clamping part 322 that is oppositely arranged move toward one another so that clamp 3220 is by limit hole 100, and the 4th surface 3221 It is resisted against the surface in the remotely located portion 220 of supporting 100.

The above is only the preferred embodiment of the utility model, not does in any form to the utility model Limitation, although the utility model has been disclosed with preferred embodiment as above, is not intended to limit the utility model, any to be familiar with Professional and technical personnel, in the range of not departing from technical solutions of the utility model, when in the technology using the disclosure above Hold the equivalent embodiment for being modified or being modified to equivalent variations, but all without departing from technical solutions of the utility model Hold, any simple modification, equivalent change and modification made by the above technical examples according to the technical essence of the present invention, still It is within the scope of the technical solutions of the present invention.

Claims (10)

1. a kind of locking system, it to be used for connection mounting and supporting, which is characterized in that the locking system includes:

Pedestal, the pedestal are equipped with location hole；

Fastener, including end and the clamping part being connected with the end, the clamping part is in one end far from the end It is provided with clamp, the clamping part passes through the location hole, and is rotatably dispose in the pedestal, the end and the clamp position In the not ipsilateral of the pedestal；

When the clamping part turns to disengaging configuration, the clamping part can be exited from the location hole, so that the buckle Part can be detached from the supporting, the installation part and the pedestal；It is described when the clamping part turns to other positions Clamping part by block in the positioning hole so that the fastener can lock the pedestal, the installation part and described hold Fitting.

2. locking system according to claim 1, which is characterized in that the locking system further includes elastomeric element, described Elastomeric element is installed between the end and the pedestal, and the both ends of the elastomeric element are born against in the end and institute State two be oppositely arranged the surface of pedestal.

3. locking system according to claim 2, which is characterized in that the elastomeric element is sheathed on clamping part, the bullet Property component be resisted against the end one end radial dimension be less than the elastomeric element be resisted against the pedestal one end diameter To size.

4. locking system according to claim 1, which is characterized in that the clamp have end face, the end face with it is described End face is provided opposite to, for against the supporting；

Along the direction far from the end, the sectional dimension of the clamp gradually restrains.

5. locking system according to claim 1, which is characterized in that the number of the clamping part is at least two, at least Two clamping part interval settings.

6. locking system according to claim 1, which is characterized in that the pedestal includes bottom wall and from the bottom wall Outer rim extension, side wall in a ring, the location hole are formed in the central position of the bottom wall；

The end of fastener extends outward to form push rod, and the side wall setting is jagged, and the push rod is rotatably arranged on institute State indentation, there.

7. locking system according to claim 6, which is characterized in that the locking system further includes retention bead and limit Recess, the retention bead and one limited in recess are arranged on the push rod, another is arranged in the side wall On the indentation, there, when the retention bead and the limit recess cooperation when, the buckle part is in the other positions.

8. locking system according to claim 7, which is characterized in that the limit recess is arranged on the push rod, institute It states retention bead to be arranged on the side wall, the edge of the retention bead is provided with guide ramp.

9. a kind of module card, which is characterized in that the module card includes installation part, supporting and such as claim 1 to 8 Described in any item locking systems；The installation part includes card, and the front end of the card is provided with sheet metal component, opens on the sheet metal component Equipped with mounting groove, the supporting is equipped with limit hole；

The clamping part is sheathed on the positioning hole of the limit hole, the mounting groove and the pedestal.

10. module card according to claim 9, which is characterized in that be provided at the limit hole and to be oppositely arranged Two sliding parts and two limiting sections being oppositely arranged, described two sliding parts and described two limiting sections collectively constitute the limit The position boundary in hole or a part on boundary, the clamp and the clamping part can pass through from the sliding part, the limit Portion be used for for the clamp against.