CN202612284U

CN202612284U - Locking mechanism

Info

Publication number: CN202612284U
Application number: CN 201220245181
Authority: CN
Inventors: 柴佐; 钟燮和
Original assignee: TCL Optoelectronics Technology Huizhou Co Ltd
Current assignee: Shenzhen TCL New Technology Co Ltd
Priority date: 2012-05-28
Filing date: 2012-05-28
Publication date: 2012-12-19
Anticipated expiration: 2022-05-28

Abstract

The utility model relates to the technical field of connecting elements and discloses a locking mechanism used for connecting a plurality of connecting members together. The locking mechanism comprises a turn-lock clasp and a connecting block capable of being matched with one end of the turn-lock clasp, a second through hole allowing one end of the turn-lock clasp to pass through is formed the connecting block, a clamping structure protruding outwards is arranged on the lower surface of the connecting block, and a clamping block structure capable of moving on the clamping structure with the rotation of the turn-lock clasp is arranged on one end of the turn-lock clasp. When the locking mechanism disclosed by the utility model is used for connecting the plurality of connecting members, the clamping block structure on one end of the turn-lock clasp can be matched with the clamping structure of the connecting block and moves on the clamping structure to lock the plurality of connecting members, when the turn-lock clasp is rotated in the opposite direction, the plurality of connecting members are unlocked, the whole operation needs no additional tool and the operation procedure is few, so that the efficiency is high and the cost can be greatly reduced.

Description

Locking mechanism

Technical field

The utility model relates to the technical field of link, relates in particular to locking mechanism.

Background technique

At present, LCD module or the TV more than 8 cun during assembling, all need locking mechanism that the member on it is connected, and the size of module or TV is big more on the market, and the quantity of needed locking mechanism is then many more.

In the existing technology; Locking mechanism in module or the TV is generally screw, and is as shown in Figure 1, when screw 1 " is used to connect two hardwares 2 "; Then be earlier at hardware 2 " in punching; the back is at a hardware 2 " the hole in attack mechanical tooth, utilize screw 1 again and ", the hardware 2 of needs connection " linked together with the cooperation of mechanical tooth; As shown in Figure 2, when screw 1 " need connect working of plastics 3 ", then be the earlier connection of " in machining hole, utilize again in the hole that the screw 1 from tapping " locks at working of plastics 3 ", thereby realize working of plastics 3 " at working of plastics 3." as locking mechanism, need extra electronic or hand-operated tools to operate, its operation is more, and cost of labor is high to utilize screw 1.

In the assembling of module or TV, need use more locking mechanism.With 39 cun straight-down type LED modules is example, and locking the lamp bar needs 24 M2 screws (4 lamp bars are locked 6 for every), locks the face chase and needs 18, and locking SOUCE PCB needs 4, and a slice module needs 46 screws altogether.Like this, the quantity of screw is many, and all needs extra instrument to operate, and its manufacturing efficiency reduces, and the workman consumes one's strength many, and cost is high.

The model utility content

The purpose of the utility model is to provide locking mechanism, and being intended to solve locking mechanism of the prior art is screw, need utilize the problem that extra instrument carries out locking operation so that operation is more, efficient is low and cost is high.

The utility model is to realize like this; Locking mechanism; Be used for a plurality of connector elements are connected together; Said locking mechanism comprises that an end can pass outer spinner of a plurality of said linkage structures and the contiguous block that cooperates with said spinner one end; Be provided with second through hole that can supply said spinner one end to pass in the said contiguous block, and its lower surface is provided with the clamping structure of downward protrusion, said spinner one end is provided with and receives the radial force resiliently deformable and rotate the fixture block structure that can on said clamping structure, move with said spinner.

Further, said spinner comprises the termination and is connected in said termination and can passes the hollow shaft bar of a plurality of said connector elements, and said axle bar extends to the outer end of a plurality of said connector elements and is provided with and can makes said axle bar wall form the breach of a plurality of elastic strips; Said fixture block structure comprises said elastic strip and is convexly set in said elastic strip outer surface and rotates the fixture block that can on said clamping structure, move with said spinner.

Further, said fixture block lower surface is towards the plane of inclination that tilts.

Further, upper-end surface, said termination is provided with the rib to upper process.

Further, the joint of said termination and said axle bar is provided with the step that can press on said connector element.

Further; Said contiguous block comprises the block with said second through hole; Said clamping structure is the projection of being located at said block lower end surface and outwards protruding; Said projection lower surface is provided with towards folk prescription to the inclined-plane that tilts and can supply said fixture block to move, and said inclined-plane has low order end and high order end, and said high order end is provided with the plane that can press on said fixture block.

Further, said high order end is provided with outside protrusion and can limits the positioning block that said fixture block moves on said inclined-plane.

Further, said axle bar extends to the outer end of a plurality of said connector elements and is provided with three breach that distribute alternately, and said axle bar wall forms three alternate elastic strips.

Further, the lower end surface of said block is provided with three said projections, and three said projections are arranged in the form of a ring.

Compared with prior art, when utilizing locking mechanism in the utility model to connect a plurality of connector element, an end of spinner passes a plurality of range upon range of connector elements; And the fixture block structure on it can cooperate with the clamping structure of contiguous block, and can on clamping structure, move, thereby makes variable in distance between the other end of contiguous block and spinner; Just realize a plurality of connector elements of locking, certainly, when the counter-rotation spinner; Then can unclamp locking to a plurality of connector elements, need be to the operation of the locking mechanism of the utility model by extra instrument, direct hand rotation spinner; Operational sequence is few, thereby efficient is high, and can reduce cost greatly.

Description of drawings

Fig. 1 is the cut-away illustration one of locking mechanism of the prior art when being used to connect;

Fig. 2 is the cut-away illustration two of locking mechanism of the prior art when being used to connect;

Fig. 3 is the three-dimensional exploded perspective view of the locking mechanism that provides of the utility model embodiment;

Fig. 4 is the schematic perspective view one of the locking mechanism that provides of the utility model embodiment;

Fig. 5 is the schematic perspective view two of the locking mechanism that provides of the utility model embodiment;

Fig. 6 is that the master of the locking mechanism that provides of the utility model embodiment looks schematic representation;

Fig. 7 be among Fig. 6 A to cross-sectional schematic;

Fig. 8 is the schematic perspective view of the spinner of the locking mechanism that provides of the utility model embodiment;

Fig. 9 is the schematic perspective view of the contiguous block of the locking mechanism that provides of the utility model embodiment.

Embodiment

For the purpose, technological scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.

The utility model provides locking mechanism; Be used for a plurality of connector elements are connected together; Be provided with first through hole in a plurality of said connector elements; Said locking mechanism comprises that an end can pass said first through hole and the other end places outer spinner of said first through hole and the contiguous block that can cooperate with said spinner one end; Be provided with second through hole that can supply said spinner one end to pass in the said contiguous block, and its lower surface is provided with the clamping structure of outside protrusion, said spinner one end is provided with and receives the radial force resiliently deformable and rotate the fixture block structure that can on said clamping structure, move with said spinner.

Utilize the locking mechanism in the utility model to lock a plurality of connector elements, the whole operation process need be by extra instrument, directly manually-operable, and its operational sequence is few, and efficient is high, can reduce cost greatly.

Below in conjunction with concrete accompanying drawing detailed description is carried out in the realization of the utility model.

Shown in Fig. 3 ~ 9, a preferred embodiment that provides for the utility model.

The locking mechanism 1 that present embodiment provides is used for two connector elements 2 are linked together; Certainly, be processed with first through hole respectively in two connector elements 2, this locking mechanism 1 passes first through hole of two connector elements 2; And two ends extend to respectively outside two connector elements 2; With 2 firm the linking together of two connector elements, certainly, connector element 2 also can be more than two.

Locking mechanism 1 in the present embodiment comprises rotary spinner 11 and can cooperate the contiguous block 12 that two connector elements 2 are linked together with this spinner 11.One end of spinner 11 passes first through hole of two connector elements 2, and extends to outside the connector element 2, and the other end is pressed on the connector element 2; The end that spinner 11 passes first through hole is provided with the fixture block structure 1122 of outside protrusion, and the direction of passing connector element 2 with spinner 11 serves as that axially this fixture block structure 1122 is under the effect of radial force; Elastically deformable that is to say, after radial force acts on the fixture block structure 1122; And receive the effect of radial force, can expand outwardly or contraction inwards; Be provided with second through hole 123 that the end that can supply spinner 11 to pass first through hole passes in the contiguous block 12, when spinner 11 cooperated with contiguous block 12, the end that spinner 11 passes first through hole passed first through hole of connector element 2; And the fixture block structure 1122 on it is also passed this second through hole 123, certainly; In the process of passing second through hole 123; Second through hole 123 can produce radial force to fixture block structure 1122, makes fixture block structure 1122 shrink inwards, thereby; Fixture block structure 1122 is passed in second through hole 123 of this connector element 2 smoothly; After fixture block structure 1122 was passed second through hole 123, effect radial force was above that removed, thereby makes fixture block structure 1122 return to original state; In order to realize the cooperation of spinner 11 and contiguous block 12, so that two connector elements 2 are linked together, the lower end surface of contiguous block 12 is provided with the clamping structure 122 of outside protrusion; Fixture block structure 1122 can cooperate with this clamping structure 122, and when spinner 11 cooperated with contiguous block 12, fixture block structure 1122 was pressed on this clamping structure 122; Like this, through rotating

spinner

11,1122 on fixture block structure can move on clamping structure 122; Thereby make the contiguous block 12 and the distance of spinner 11 1 ends change, the length space that just is used to hold two connector elements 2 changes, when this length distance diminishes; This spinner 11 can apply axial force to two connector elements 2 that are placed between spinner 11 and the contiguous block 12; Make 2 firm the linking together of two connector elements, certainly, when needs unclamp two connector elements 2; Then can counter-rotation spinner 11, remove being applied to two axial forces on the connector element 2.

Spinner 11 in above-mentioned comprises termination 111 and is arranged on the hollow shaft bar 112 on the termination 111; One end of axle bar 112 is connected on the termination 111; The other end is to extending below, and the wall of axle bar 112 the other ends is provided with breach 1121, forms a plurality of elastic strips 11222; Fixture block structure 1122 in above-mentioned comprises elastic strip 11222 and is convexly equipped with on elastic strip 11222 and outward extending fixture block 11221; When the axle bar 112 of spinner 11 is passing in the process of second through hole 123 of contiguous block 12, the fixture block 11221 on the inwall of the second through hole 123 extruding elastic strip 11222, thus whole elastic strip 11222 can be extruded inside contraction; Thereby the axle bar 112 that guarantees spinner 11 can pass second through hole 123; After fixture block structure 1122 passed second through hole 123, the extruding force that acts on the elastic strip 11222 was removed 11222 reinstatements of elastic strip.

In the present embodiment; Axle bar 112 walls of axle bar 112 the other ends are provided with a plurality of breach 1121; And these a plurality of breach 1121 are circular layout along the circumferencial direction of axle bar 112, thereby have also formed a plurality of elastic strips 11222, and are stressed even in order to guarantee a bar 112; These a plurality of elastic strips 11222 arrange that evenly just the spacing between the breach 1121 is consistent.Certainly, according to the actual requirements, the gap between the breach 1121 also can be different.

In the present embodiment, the other end of axle bar 112 is provided with three breach 1121, certainly, forms three elastic strips 11222 between these three breach 1121, is convexly equipped with an above-mentioned fixture block 11221 on the outer surface of each elastic strip 11222.

Certainly, pass second through hole 123 in the contiguous block 12 for the ease of the fixture block structure 1122 of axle bar 112, the lower surface of the fixture block 11221 on the elastic strip 11222 is acclivitous plane of inclination 11223.

Rotate when the attended operation for the ease of spinner 11,111 upper-end surfaces, termination in the present embodiment are provided with protruding rib 1111, like this; When needs rotate spinner 11; Then can hold this protruding rib 1111 and rotate, and need not utilize extra electronic or hand-operated tools, it is simple to operate; Directly manually just can carry out the turn operation, operating efficiency is higher.

Locking mechanism 1 in the present embodiment is used to lock connector element 2; Connect firmly in order to make between two connector elements 2,111 lower end surfaces, termination in above-mentioned are provided with step 113 with the joint of axle bar 112, after axle bar 112 passes in first through hole of two connector elements 2; This step 113 can be pressed on the upper surface of a connector element 2; And when rotating spinner 11, this step 113 can apply axial active force to connector element 2.

Contiguous block 12 comprises block 121, and second through hole 123 in above-mentioned is arranged in this block 121, and above-mentioned clamping structure 122 is for being arranged on these block 121 lower end surfaces and the projection 122 of protrusion downwards; The lower surface of projection 122 is towards the inclined-plane 1221 of folk prescription to inclination, and when spinner 11 cooperated with

contiguous block

12,11221 of fixture blocks on the axle bar 112 were pressed on the inclined-plane 1221 of this projection 122; Like this; When rotating spinner 11, the fixture block 11221 on it can move on the inclined-plane 1221 of projection 122, thereby makes the distance between the termination 111 of contiguous block 12 and spinner 11 change; When distance diminishes; Contiguous block 12 can push two connector elements 2 respectively with 111 of the terminations of spinner 11, thereby two connector elements 2 are produced axial force, with 2 firm the linking together of two connector elements; When distance becomes big, act on two axial forces on the connector element 2 and then can remove, thus the connection of unclamping two connector elements 2.

The inclined-plane 1221 of above-mentioned projection 122 lower surfaces has low order end and high order end, and the low order end here and the difference of high order end are that low order end more is close to the block 121 of contiguous block 12; That is to say; Extend to high order end from low order end, form inclined-plane 1221, and this inclined-plane 1221 is gradually away from block 121; Thereby, formed towards folk prescription to the inclined-plane 1221 that tilts.For spinner 11 revolutions that prevent to have good positioning, in the present embodiment, the high order end place on inclined-plane 1221 is provided with plane 1223, and this plane 1223 is parallel in the lower surface of projection 122.

Certainly; For the fixture block 11221 with axle bar 112 outer surfaces matches; In the present embodiment, the lower surface of block 121 is provided with three projections 122, and inclined-plane 1221 parts on three projection 122 lower surfaces tilt and identical with the angle of inclination of block 121 lower surfaces in the same direction.Certainly, just block 121 lower surfaces are provided with three inclined-planes 1221 and three planes 1223, and certainly, the quantity on inclined-plane 1221 and plane 1223 also can be more, specifically decided by actual conditions.

In rotating the process of spinner 11,, avoid fixture block 11221 on the spinner 11 to turn over the high order end on inclined-plane 1221 in order to limit the rotation angle of spinner 11; The high order end on inclined-plane 1221 is provided with positioning block 1222, and this positioning block 1222 can limit fixture block 11221 moving on inclined-plane 1221, and it is convexly equipped with on the high order end on inclined-plane 1221; The side that it can be pressed on fixture block 11221 that is to say, in the process of rotating spinner 11; When fixture block 11221 along the inclined-plane 1221 when moving to high order end; 1222 sides that can be pressed on fixture block 11221 of positioning block prevent that fixture block 11221 from continuing turn in the same direction, just; The termination 111 of the spinner 11 of this moment and the distance between the contiguous block 12 are minimum, and its axial force that acts on two connector elements 2 also reaches maximum.

In the present embodiment, spinner 11 adopts plastic cement material to process, and like ABS, PC or POM etc., can adopt the injection molding process manufacturing, and production capacity and yield are high, and cost is cheap; Contiguous block 12 adopts the molding and forming manufacturing, and the locking mechanism 1 in the present embodiment can be realized the fastening force of 25KGF ~ 35KGF, can satisfy the requirement of most modules, television set and small household appliances series products.

Locking mechanism 1 in the present embodiment also comprises pad 13, and this pad 13 is located in the axle bar 112 of spinner 11, and certainly, when this locking mechanism 1 was used to lock two connector elements 2, pad then can directly be pressed on the upper surface of connector element 2.

The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc., all should be included within the protection domain of the utility model.

Claims

1. locking mechanism; Be used for a plurality of connector elements are connected together; It is characterized in that; Said locking mechanism comprises the contiguous block that an end can pass the outer spinner of a plurality of said connector elements and can lock with said spinner one end; Be provided with second through hole that can supply said spinner one end to pass in said a plurality of contiguous block, and its lower surface is provided with the clamping structure of downward protrusion, said spinner one end is provided with and receives the radial force resiliently deformable and rotate the fixture block structure that can on said clamping structure, move with said spinner.

2. locking mechanism as claimed in claim 1; It is characterized in that; Said spinner comprises the termination and is connected in said termination and can passes the hollow shaft bar of a plurality of said connector elements, and said axle bar extends to the outer end of a plurality of said connector elements and is provided with and can makes said axle bar wall form the breach of a plurality of elastic strips; Said fixture block structure comprises said elastic strip and is convexly set in said elastic strip outer surface and rotates the fixture block that can on said clamping structure, move with said spinner.

3. locking mechanism as claimed in claim 2 is characterized in that, the plane of inclination that said fixture block lower surface tilts for court.

4. locking mechanism as claimed in claim 2 is characterized in that, upper-end surface, said termination is provided with the rib to upper process.

5. locking mechanism as claimed in claim 2 is characterized in that, the joint of said termination and said axle bar is provided with the step that can press on said connector element.

6. like each described locking mechanism of claim 2 to 5; It is characterized in that; Said contiguous block comprises the block with said second through hole, and said clamping structure is the projection of being located at said block lower end surface and outwards protruding, and said projection lower surface is provided with towards folk prescription to the inclined-plane that tilts and can supply said fixture block to move; Said inclined-plane has low order end and high order end, and said high order end is provided with the plane that can press on said fixture block.

7. locking mechanism as claimed in claim 6 is characterized in that, said high order end is provided with outside protrusion and can limits the positioning block that said fixture block moves on said inclined-plane.

8. locking mechanism as claimed in claim 2 is characterized in that, said axle bar extends to the outer end of a plurality of said connector elements and is provided with three breach that distribute alternately, and said axle bar wall forms three alternate elastic strips.

9. locking mechanism as claimed in claim 6 is characterized in that, the lower end surface of said block is provided with three said projections, and three said projections are arranged in the form of a ring.