TWI411416B - Slide interlock assembly - Google Patents

Abstract

An interlock device for a cabinet, comprising an outer rail 12, an inner rail 14, an intermediate rail 16, a base (~28), a movable driving member 30, a stop 32 and a locking member (50 Fig 3). The base is connected to one end of the outer rail 12 and includes a top room 38 and a bottom room 40. The driving member includes a driving portion 42 located in the top room 38 and partially exposed from the top room; an engaging portion 44 located in the bottom room 40; and a co-moving portion 46 connected to the locking member. When the inner rail and the intermediate rail are pulled out, the driving portion 42 is pushed by the intermediate rail and retracted into the top room 38. The co-moving portion is moved 46 to shift the locking member, and the engaging portion 44 extends from the bottom room of the base. The movement of the locking member moves the co-moving portion on other interlock devices moving the engaging portion out of the bottom room which then engages with the corresponding stop member 32 preventing opening of the drawer.

Description

Slide rail lock assembly

The present invention relates to a slide rail lock assembly, and more particularly to a lock mechanism applied to a cabinet or a rack. When a plurality of drawers are mounted on the cabinet or the rack through the slide rails, when a drawer is The cabinet or rack is pulled out and the other drawers cannot be pulled out by the locking of the rails.

Generally, the cabinets with drawers are installed on the slide rails. In order to prevent the drawers that are over-weighted or over-loaded from being pulled out of the cabinet, it is easy to cause the cabinet to fall due to the center of gravity being transferred to the outside of the cabinet, which usually limits the number of drawers to be opened or Prevent simultaneous opening. In addition, the RACK-MOUNTED COMPUTER SYSTEM, which is mounted in the cabinet with the slide rails combined with the servo-type electronic equipment, can also be opened and pulled out like a drawer. Outside the cabinet, such systems can also be considered to add "ANTI-TIP, ANTI-TILT" function.

In response to the above problems and needs, the interlocking locking device [INTERLOCK DEVICE], which can prevent the drawer from being opened at the same time, has been developed, and the prior art in this field is [ANTI-TIP], [ANTI-TILT] through the retrieval system of the US Patent Office. 】 or [INTERLOCK] as a keyword and combined with the drawer [DRAWER] search conditions, the related technology has dozens of cases, glimpse its content, we can see that the development of such devices is quite diverse.

The invention relates to a slide rail interlocking lock assembly, which has a relatively simple structure and convenient assembly, and has a good interlocking lock locking function.

According to the present invention, a rail link lock assembly includes a slide rail including an outer rail, an inner rail, and a middle rail movably coupled between the outer rail and the inner rail, wherein The outer rail has a sliding passage, and the outer rail includes an extending bracket and an opening in the extending bracket; a ring lock is disposed at the front end of the sliding rail, and includes: a body fixed to the extending bracket And corresponding to the opening, the upper portion and the lower portion are opposite to the upper portion, and the upper portion and the lower portion are respectively located on upper and lower sides of the sliding passage of the outer rail, and the upper portion has an upper chamber communicating with the outer rail a sliding passage having a lower chamber communicating with the outer rail; and an actuating member disposed movably on the base, including an actuating portion, a latch portion relative to the actuating portion, and a The interlocking portion is located between the actuating portion and the latching portion, wherein the actuating portion is opposite to the front end of the middle rail, and is located above the housing and partially protruded; the latch portion is located The seat is below the chamber; the linkage passes through the opening; When the rail and the middle rail are pulled out relative to the outer rail, the actuating portion of the actuating member is moved by the middle rail to retreat into the upper chamber of the seat body, and the linking portion is displaced from a first position to a The second position, and the latch portion extends from the lower chamber of the seat.

Preferably, the actuating portion of the actuating member has a beveled surface relative to the forward end of the intermediate rail.

Preferably, an elastic member is further disposed between the seat body and the actuating member.

Preferably, a push member is further attached to the front end of the center rail, and the push member has an inclined push surface opposite to the actuating portion of the actuating member.

Preferably, a pull handle is further coupled to the inner rail, the pull handle having an actuating portion of the push member relative to the actuating member.

Preferably, the handle has a latch relative to the latch portion of the actuator.

Preferably, a further member is coupled to the inner rail and the middle rail.

Preferably, the second slide rail includes a second outer rail and a second inner rail, and the second inner rail is movably connected to the second outer rail. Between the rail and the second inner rail, and a second interlocking lock is mounted, the second interlocking lock includes a second seat body, a second actuating member and a second blocking member, and the second actuating member is movable. Provided in the second base body, and having a second actuating portion, a second latching portion and a second linking portion, and the second blocking member is connected to the second inner rail and the second central rail And a locking portion connecting the linking portion of the actuating member and a second linking portion of the second actuating member; when the linking portion of the actuating member is displaced from the first position to the second position, The lock lever is also driven to interlock the second actuating member of the second chain lock, and the second latch portion of the second actuating member blocks the second block member to lock the second slide rail.

Preferably, the lock bar is provided with a plurality of equally spaced slots, and the linkage portion and the second linkage portion are inserted into the slot.

1 and 2 show a slide rail 10 according to a first preferred embodiment of the present invention including an outer rail 12, an inner rail 14, and a middle rail 16 longitudinally slidably coupled between the outer rail 12 and the inner rail 14. One end of the outer rail 12 includes an extending bracket 18 and an opening 20 is located in the extending bracket 18, and the outer rail 12 has a sliding passage 22 for the middle rail 16 to slide along the sliding passage 22. The intermediate rail 16 has an intermediate passage 24 for the inner rail 14 to slide along the intermediate passage 24; and a serial lock 26 is disposed at the front end of the slide rail 10.

As shown, the chain lock 26 includes a body 28, an actuating member 30, and a stop member 32. Wherein: the base body 28 is an extension bracket 18 fixed to the outer rail 12, for example, connected by a fixing member 33 of a rivet type, and is disposed relative to the opening 20, and includes an upper portion 34 and a lower portion 36. Opposite the upper portion 34, and the upper portion 34 and the lower portion 36 are respectively located on upper and lower sides of the sliding passage 22 opposite to the outer rail 12; wherein the upper portion 34 has a sliding passage through which the upper chamber 38 communicates with the outer rail 12. 22. The lower portion 36 has a sliding passage 22 through which the lower chamber 40 communicates with the outer rail 12.

The actuating member 30 is movable relative to the base body 28 and includes an actuating portion 42 , a latching portion 44 relative to the actuating portion 42 , and a linking portion 46 at the actuating portion 42 and the latching portion 44, wherein the actuating portion 42 is opposite to the front end of the middle rail 16, and is located at the upper portion of the seat body 28 and partially protrudes. The latch portion 44 is located below the seat body 28. Inside the chamber 40. Preferably, the actuating portion 42 has a ramp 48 corresponding to the front end of the center rail 16. The linkage 46 is an opening 20 that extends through the extension bracket 18 of the outer rail 12.

The stopper 32 is coupled to the lower side of the inner rail 14 and corresponds to the latch portion 44 of the actuator member 30.

Figure 3 shows at least one second slide rail 10a, which is additionally mounted with a second interlocking lock 26a of the same construction of the aforementioned interlocking lock 26, comprising a second actuating member 30a having a second linkage 46a is opposite to the interlocking portion 46 of the aforementioned interlocking lock 26, and is provided with a lock lever 50 connected to the linking portion 46 and the second linking portion 46a. Specifically, the locking lever 50 is equidistantly spaced. The slot 52 is configured to insert the linking portion 46 with the second linking portion 46a, and the plurality of sliding rails and the interlocking locking unit thereon constitute a interlocking lock structure in interlocking relationship.

In addition, as shown in FIG. 4, the slide rail 10 is preferably exemplified, and further includes an elastic member 54 disposed between the seat body 28 of the ring lock 26 and the actuating member 30. The spring force of the member 54 pushes the actuating member 30 so that the actuating member 30 can be held in a normal position and displaced, and the normal position is such that the actuating portion 42 of the actuating member 30 is opposite to the seat. The chamber 38 is partially extended above the body 28, and the latch portion 44 is substantially retracted into the chamber 40 below the seat body 28.

However, it should be noted that in the foregoing embodiment including the plurality of slide rails and the interlocking lock structure, the slide rail 10 is exemplified as an example, and the actuator 30 can also utilize its own weight and the weight of the lock lever 50. The actuating member 30 is normally lowered, and the actuating portion 42 of the actuating member 30 is partially extended relative to the upper chamber 38 of the seat body 28, and the latching portion 44 is substantially retracted into the The body 28 is below the chamber 40. Therefore, under such conditions, the aforementioned elastic member 54 is not necessarily required.

When the inner rail 14 and the middle rail 16 of the slide rail 10 are pulled out relative to the outer rail 12, it is preferable that the inner rail 14 and the middle rail 16 are synchronously interlocked when being pulled out by the outer rail 12. However, the synchronous linkage device is not the focus of the case, nor is it the first technology. In the field of such rail products, it is a known skill and will not be revealed in this case. As shown in FIG. 5, when the inner rail 14 and the middle rail 16 are pulled out synchronously, the actuating portion 42 of the actuating member 30 of the interlocking lock 26 is continued by the front end of the middle rail 16 and the rail body. Retracting and retracting into the upper chamber 38 of the seat body 28, the interlocking portion 46 of the actuating member 30 is displaced from a first position to a second position, and the lock lever 50 is also coupled to the interlocking portion 46. Displace the displacement, and then interlock the interlocking portion 46a of the second actuating member 30a of the second link lock 26a via the lock lever 50 to displace the second actuating member 30a of the second link lock 26a. The second latching portion 44a of the second actuating member 30a can protrude from the lower chamber 40a of the second seat body 28a with respect to the second blocking member 32a of the inner rail 14a of the second rail 10a. The second latching portion 44a blocks the second blocking member 32a, thereby restricting the movement of the inner rail 14a of the second sliding rail 10a to prevent the second sliding rail 10a from being opened, thereby achieving the safe use effect of the interlocking locking.

Referring to FIG. 6 , taking the aforementioned slide rail 10 as an example, the second preferred embodiment of the present invention further includes a pusher 200 fixed to the front end of the middle rail 16 and a stopper 202 connected to the inner rail 14 . With respect to the latch portion 44, the pusher member 200 has an inclined push surface 204 with respect to the actuating portion 42 of the actuating member 30 of the link lock 26 such that the actuating portion of the actuating member 30 42 is more easily displaced by the push surface 204 of the pusher 200. Thereby, when the middle rail 16 of the slide rail 10 is pulled out with the inner rail 14 relative to the outer rail 12, the actuating portion 42 of the actuating member 30 can be first pushed and displaced by the pushing surface 204 of the pusher 200. And start the lock function of the chain lock.

Referring to FIG. 7 , taking the foregoing sliding rail 10 as an example, the third preferred embodiment of the present invention includes a pushing member 300 fixed to the front end of the inner rail 14 and a blocking member 302 connected thereto. The rail 14 is opposite to the latch portion 44, wherein the pusher member 300 has an inclined push surface 304 with respect to the actuating portion 42 of the actuating member 30 of the chain lock 26, which is also advantageous for the actuating member 30. The actuating portion 42 is pushed and displaced by the push surface 304 of the pusher 300.

As shown in FIG. 8, the fourth preferred embodiment of the present invention further includes a handle 400 connected to the inner rail 14. The handle 400 includes an upper side portion 402 and a lower side portion. 404 is opposite the upper side portion 402, wherein one end of the upper side portion 402 is provided with a pushing member 406 opposite to the actuating portion 42 of the actuating member 30 of the chain lock 26. One end of the lower side portion 404 is connected to a stopper 408 opposite to the latch portion 44. Preferably, the pusher 406 has an inclined push surface 410 relative to the actuating portion 42 of the actuating member 30 of the chain lock 26 such that the actuating portion 42 of the actuating member 30 is acted upon by the push member 406. The push surface 410 pushes the displacement.

In addition, since the inner rail 14 and the middle rail 16 of the slide rail 10 are synchronously interlocked at the beginning of being pulled out by the outer rail 12, that is, if the middle rail 16 can be locked, the inner rail 14 is not Will be pulled out. Accordingly, as shown in FIG. 9, a fifth preferred embodiment of the present invention includes a stop member 500 secured to the front end of the center rail 16, the stop member 500 and the actuating member 30 relative to the link lock 26 The card portion 44. Thereby, when the rail 16 of the slide rail 10 is blocked by the latching portion 44 of the actuating member 30 of the chain lock 26 with the stopper 500, the middle rail 16 and the inner rail 14 are locked together.

Referring to FIG. 10, a sixth preferred embodiment of the present invention is a continuation of the fifth embodiment. In addition to fixing the blocking member 500 at the front end of the middle rail 16, a pusher 600 is fixed therein. The front end of the rail 16 is opposite the actuating portion 42 of the actuator 30 of the interlocking lock 26. Preferably, the pusher member 600 has an inclined push surface 602 relative to the actuating portion 42 of the actuating member 30 of the chain lock 26 such that the actuating portion 42 of the actuating member 30 is acted upon by the pusher member 600. Push surface 602 pushes the displacement.

10. . . Slide rail

12. . . Outer rail

14. . . Inner rail

16. . . Middle rail

18. . . Extension bracket

20. . . Opening

twenty two. . . Taxi channel

twenty four. . . Intermediate channel

26. . . Chain lock

28. . . Seat

30. . . Actuator

32. . . Stop

33. . . Fixed component

34. . . Upper

36. . . Lower part

38. . . Upper room

40. . . Lower room

42. . . Actuation department

44. . . Card department

46. . . Linkage department

48. . . Bevel

50. . . Lock lever

52. . . Slot

54. . . Elastic part

10a. . . Second slide

14a. . . Inner rail

26a. . . Second chain lock

28a. . . Second body

30a. . . Second actuating member

32a. . . Second gear

40a. . . Lower room

44a. . . Second card

46a. . . Linkage department

200. . . Pusher

202. . . Stop

204. . . Push surface

300. . . Pusher

302. . . Stop

304. . . Push surface

400. . . Pull handle

402. . . Upper side

404. . . Lower side

406. . . Pusher

408. . . Stop

410. . . Push surface

500. . . Stop

600. . . Pusher

602. . . Push surface

1 is a schematic view showing the arrangement of a slide rail and a chain lock according to a first preferred embodiment of the present invention;

2 is a schematic view showing a combination of a slide rail and a chain lock according to a first preferred embodiment of the present invention;

FIG. 3 is a schematic view showing the arrangement of two sets of slide rails and a chain lock according to the first preferred embodiment of the present invention;

4 is a schematic view showing the configuration of a chain lock including a resilient member according to a first preferred embodiment of the present invention;

Figure 5 is a schematic view showing the relative movement of the two sets of slide rails and the interlocking lock according to the first preferred embodiment of the present invention;

Figure 6 is a schematic view showing the structure of a slide rail and a chain lock according to a second preferred embodiment of the present invention;

Figure 7 is a schematic view showing the structure of a slide rail and a chain lock according to a third preferred embodiment of the present invention;

Figure 8 is a schematic view showing the structure of a slide rail and a chain lock according to a fourth preferred embodiment of the present invention;

Figure 9 is a view showing the structure of a slide rail and a chain lock according to a fifth preferred embodiment of the present invention;

Fig. 10 is a view showing the structure of a slide rail and a chain lock according to a sixth preferred embodiment of the present invention.

10. . . Slide rail

12. . . Outer rail

14. . . Inner rail

16. . . Middle rail

18. . . Extension bracket

20. . . Opening

twenty two. . . Taxi channel

twenty four. . . Intermediate channel

26. . . Chain lock

28. . . Seat

30. . . Actuator

32. . . Stop

33. . . Fixed component

34. . . Upper

36. . . Lower part

38. . . Upper room

40. . . Lower room

42. . . Actuation department

44. . . Card department

46. . . Linkage department

48. . . Bevel

Claims (9)

A slide rail interlocking lock assembly includes: a slide rail including an outer rail, an inner rail, and a middle rail movably connected between the outer rail and the inner rail, wherein the outer rail has a sliding passage And the outer rail includes an extending bracket and an opening in the extending bracket; a ring lock is disposed at the front end of the sliding rail, and includes: a body fixed to the extending bracket and opposite to the opening, including An upper portion and a lower portion are opposite to the upper portion, and the upper portion and the lower portion are respectively located on upper and lower sides of the sliding passage of the outer rail, and the upper portion has a sliding passage through which the upper chamber communicates with the outer rail; the lower portion has a lower portion a sliding passage of the chamber communicating with the outer rail; and an actuating member disposed in the base body, the movable portion, the engaging portion, the engaging portion, and the linking portion being located at the actuating portion Between the latching portions, wherein the actuating portion is opposite to the front end of the middle rail, and is located above the housing and partially protruded; the latching portion is located in the housing below the housing; The linkage passes through the opening; when the inner rail is opposite the middle rail When exiting, the actuating portion of the actuating member is pushed back into the upper chamber of the seat by the middle rail, and the linking portion is displaced from a first position to a second position, and the latch portion is self-contained The chamber extends below the seat. The rail chain lock assembly of claim 1, wherein the actuating portion of the actuating member has a beveled surface opposite the front end of the center rail. The slide rail interlocking lock assembly according to claim 1 further includes an elastic member disposed between the seat body and the actuating member. The slide rail lock assembly according to claim 1 of the patent application, further comprising a pusher fixed to the front end of the middle rail, the pusher having an inclined push surface opposite to the actuating portion of the actuating member. The slide rail lock assembly according to claim 1 of the patent application, further comprising a pull handle connecting the inner rail, the pull handle having an actuating portion of the push member relative to the actuating member. According to the slide rail interlocking assembly of claim 5, the handle has a latching portion with respect to the latching portion of the actuating member. The rail chain lock assembly according to claim 1 of the patent application, further comprising a stopper connected to the inner rail and the middle rail. The slide rail lock assembly of claim 7 further includes a second slide rail and a lock lever, wherein the second slide rail includes a second outer rail, a second inner rail, and a first The second central rail is movably connected between the second outer rail and the second inner rail, and is mounted with a second interlocking lock, the second interlocking lock includes a second seat body, a second actuating member and a first a second blocking member, the second actuating member is movably disposed on the second base body, and has a second actuating portion, a second latching portion and a second linking portion, and the second blocking member is connected One of the second inner rail and the second middle rail; and the interlocking portion connecting the actuating member and the second linking portion of the second actuating member; when the linking portion of the actuating member is Displacement of the first position to the second position, the lock lever is also driven to interlock the second actuating member of the second chain lock, and the second latch portion of the second actuating member blocks the second block And block the second rail. The slide rail interlocking lock assembly of claim 8, wherein the lock lever is provided with a plurality of equally spaced slots, and the linkage portion and the second linkage portion are inserted into the slot .