TWI581735B - Slide rail assembly - Google Patents

Description

Slide rail assembly

The present invention relates to a slide rail assembly, and more particularly to a slide rail assembly that can be used for quick installation between a cabinet and a drawer.

U.S. Patent No. 5,457,867, the disclosure of which is incorporated herein incorporated by reference in its entirety in its entirety in its entirety in the the the the the the the the the the the the 38) Slidingly connecting the cabinet member 14 (cabinet member 14). When assembled, the cabinet member 14 is locked to a cabinet panel 12 by means of a pair of bushings (bushings 16, 18) and a pair of screws (screws 20A, 20B), and is matched with The drawer member 38 is locked to one side of a drawer 36. Thereby, the drawer 36 can be slidably connected to the cabinet member 14 by means of the drawer member 38, making the drawer 36 easier with respect to the cabinet panel 12 (cabinet panel 12). Sliding displacement.

The above-described rail assembly in the form of a roller (roller 24, 40) disclosed by Maberry et al., which allows for a relatively large assembly tolerance of the drawer 36 and the cabinet panel 12, is therefore for the furniture manufacturer. In this case, the precision of the production drawer (drawer 36) and the cabinet panel (cabinet panel 12) does not have to be as industrially precise. Therefore, such a slide rail assembly in the form of a roller (rollers 24, 40) is widely used in the furniture industry. However, the rail assembly in the form of rollers has a load-bearing weight limit, and because of tolerance factors, the rail assembly is not easily designed to combine soft-closing or press-on. (push-open) and other features to increase its added value.

U.S. Patent No. 5,895,101, the disclosure of which is incorporated herein by reference in its entirety, the disclosure of the disclosure of the disclosure of the utility of the utility of the utility of Gradually favored by consumers. Furthermore, such steel ball slides can also be selected for additional soft-closing functions, such as U.S. Patent 6,712,435 B2, to Kim et al. However, due to the high precision of the steel ball slides, when the assembly tolerances of the drawers and cabinets produced by the furniture manufacturer exceed the tolerances of the steel ball slides, the steel ball slides will be squeezed between the drawers and the cabinets. Pressing, on the contrary, will cause the sliding displacement of the drawer to be unsmooth.

U.S. Patent Publication No. US 2013/0106271 A1 to the disclosure of U.S. Patent No. Publication No. No. No. No. No. No. No. No. No. No. 2013/0106271 A1, which discloses a steel ball slide comprising at least one fixed member 56 mounted laterally fixedly on a drawer slide and at least one floating member ( The floating member 54) slides laterally on the fixed member 56, and with such a design, the steel ball slide also allows for large assembly tolerances between the drawer and the cabinet.

However, the design disclosed by the aforementioned Anderson et al., once the quality of the floating member 54 is itself poor, such as excessive tolerance or damage, the floating member 54 may have from the fixed member 56. After the falling off, and once the floating member 54 is detached from the fixed member 56, the installation position of the entire set of steel ball slides is lost, and there is a large allowable between the drawer and the cabinet. Assembly tolerance.

SUMMARY OF THE INVENTION The present invention is directed to a slide rail assembly in which a support member is laterally movably coupled to provide a displacement amount that compensates for assembly tolerances by a limited movement of the support member in the lateral direction.

According to the present invention, a slide rail assembly includes a first rail having a first longitudinally extending body; a second rail being longitudinally movable relative to the first rail, the second rail having a second longitudinal extension At least one of the first longitudinally extending body and the second longitudinally extending body is provided with a mounting hole; at least one positioning mechanism includes a supporting member and a fixing member, and the supporting member laterally movably connects the first longitudinally extending body And at least one of the second longitudinally extending bodies, a portion of the support member laterally passing through the mounting hole, the fixing member fixedly connecting the portion of the support member.

Preferably, the method further includes a bead nest including a plurality of balls between the first rail and the second rail such that the second rail is easily slidably displaced relative to the first rail by the bead nest.

Preferably, a third rail is slidably coupled between the first rail and the second rail; a first bead mount includes a plurality of balls between the first rail and the third rail, such that The third rail is slidably displaced relative to the first rail by the first bead nest; and a second bead includes a plurality of balls between the second rail and the third rail, such that the second rail is opposite The third rail is easily slidably displaced by the second bead nest.

Preferably, the support member has a head portion, a body portion, and a neck portion extending between the head portion and the body portion, the neck portion is disposed in the mounting hole, and the length of the neck portion is greater than the length The depth of the mounting hole is such that the support member is opposite to the first longitudinally extending body and the second longitudinal extension At least one of the bodies can be laterally displaced.

Preferably, an elastic member is disposed between at least one of the first longitudinally extending body and the second longitudinally extending body and the support member to provide the support member to be held at a predetermined position by the elastic force of the elastic member. position.

Preferably, the first rail has an end, and further includes a connecting base having a slot and at least one latch, wherein the slot of the connecting bracket is for inserting the end of the first rail.

10‧‧‧First track

12‧‧‧second track

14‧‧‧ Positioning agency

16‧‧‧First longitudinally extended body

18‧‧‧First Wall

20‧‧‧ second wall

22‧‧‧ Side wall

24‧‧‧ channel

26‧‧‧Second longitudinally extended body

28‧‧‧Upper wall

30‧‧‧Under the wall

32‧‧‧中墙

End of 34‧‧‧

36‧‧‧Connecting Block

38‧‧‧ slots

40‧‧‧Carmen

42‧‧‧Beads

44‧‧‧ balls

46‧‧‧ third track

48‧‧‧First Beads

50‧‧‧ balls

52‧‧‧Second Beads

54‧‧‧ balls

56‧‧‧Mounting holes

60‧‧‧Support

62‧‧‧Fixed parts

64‧‧‧ Ring ribs

66‧‧‧ head

68‧‧‧ Body

70‧‧‧ neck

72a, 72b‧‧‧ elastic parts

74‧‧‧ cabinet

76‧‧‧Drawers

S‧‧‧ length

L‧‧‧depth

D‧‧‧displacement

1 is a schematic exploded view of a slide rail assembly according to an embodiment of the present invention; FIG. 2 is a perspective view showing a slide rail assembly according to an embodiment of the present invention; FIG. 3 is a cross-sectional view showing the slide rail assembly of the embodiment of the present invention taken along line AA of FIG. 4 is a cross-sectional view showing the three-section slide rail assembly of the present invention; and FIG. 5 is a schematic view showing the use of the slide rail assembly of the embodiment of the present invention assembled between the drawer and the cabinet.

1 and 2 show a slide rail assembly according to an embodiment of the invention including a first rail 10, a second rail 12, and at least one positioning mechanism 14.

The first rail 10 has a first longitudinally extending body 16 including a first wall 18 and a second wall 20 opposite to the first wall 18; and a side wall 22 is coupled to the first wall Between the wall 18 and the second wall 20, the side wall 22 defines a passage 24 together with the first wall 18 and the second wall 20.

The second rail 12 is longitudinally movable relative to the first rail 10. In the present embodiment, the second rail 12 is a channel 24 slidably coupled to the first rail 10, the second rail 12 having a second longitudinally extending body 26, the second longitudinally extending body 26 including An upper wall 28, a lower wall 30 opposite the upper wall 28; and a middle wall 32 connected between the upper wall 28 and the lower wall 30 such that the second rail 12 is longitudinally movable relative to the first rail 10 Displacement. Preferably, the first rail 10 has a terminal end 34, and further includes a connecting base 36 having a slot 38 and at least one latch 40. The slot 38 of the connecting bracket 36 is provided for the first rail 10 The end 34 is inserted so that the first rail 10 can be fixed to a cabinet (not shown) by means of the cassette 40 of the connecting seat 36.

Figure 3 is a cross-sectional view taken along line A-A of Figure 2; Preferably, the bead nest 42 further includes a plurality of balls 44, the bead seat 42 being located between the first rail 10 and the second rail 12, such that the second rail 12 is opposite to the first rail 10 The bead seat 42 is easy to slide and is a two-section steel ball slide assembly. 4 shows that the third rail 46 is slidably coupled between the first rail 10 and the second rail 12; a first bead 48 includes a plurality of balls 50 at the first Between the rail 10 and the third rail 46, the third rail 46 is slidably displaced relative to the first rail 10 by the first bead 48; and a second bead 52 includes a plurality of balls 54 located therein Between the second rail 12 and the third rail 46, the second rail 12 is easily slidably displaced relative to the third rail 46 by the second bead seat 52, which is a three-section steel ball slide assembly.

In this embodiment, the side wall 22 of the first longitudinally extending body 16 of the first rail 10 and the middle wall 32 of the second longitudinally extending body 26 of the second rail 12 are provided with at least one mounting hole 56, and The side wall 22 of the longitudinally extending body 16 and the central wall 32 of the second longitudinally extending body 26 are each mounted with at least one positioning mechanism 14 . The at least one positioning mechanism 14 includes a supporting member 60 and a fixing member 62 . A portion of 60 is laterally passed through the mounting aperture 56, and the securing member 62 is fixedly coupled to the portion of the support member 60. More specifically, the fixing member 62 is provided with a plurality of barb-shaped ring ribs 64 on the outer side, and the means for fixing the fixing member 62 to the supporting member 60 can be completed by means of screwing, riveting or the like. .

In detail, the support member 60 has a head portion 66, a body portion 68, and a neck portion 70 extending between the head portion 66 and the body portion 68. The neck portion 70 corresponds to the aforementioned mounting hole 56. The length S of the neck 70 is greater than the depth L of the mounting aperture 56 such that the support member 60 is laterally movable relative to the first longitudinally extending body 16 and the second longitudinally extending body 26. It should be noted that the first longitudinally extending body 16 and the second longitudinally extending body 26 are both provided with the positioning mechanism 14 , but not limited thereto. The positioning mechanism 14 can also be installed only in the first A longitudinally extending body 16 or the second longitudinally extending body 26 is primarily intended to provide lateral displacement of the support member 60 relative to the slide rail assembly.

Preferably, the positioning mechanism 14 further includes an elastic member 72b, 72a respectively disposed between the first longitudinally extending body 16 and the second longitudinally extending body 26 and the support member 60 to provide the support member 60. It is held at a predetermined position by the elastic force of the aforementioned elastic members 72a, 72b. The resilient members 72a, 72b are, for example, spring tabs, compression springs or other similar elastomers to maintain the support member 60 in the predetermined position.

FIG. 5 shows that the slide rail assembly of the embodiment of the present invention is assembled between the cabinet 74 and a drawer 76 by the fixing member 62 of the positioning mechanism 14 of the first rail 10 and the fixing member 62 of the positioning mechanism 14 of the second rail 12, respectively. Schematic diagram. When an assembly tolerance is generated between the cabinet 74 and the drawer 76, the fixing member 62 of the positioning mechanism 14 of the slide rail assembly fixedly connects the support members 60 through the mounting hole 56, and The support member 60 is laterally movably coupled to the first longitudinally extending body 16 and the second longitudinally extending body 26, so that the aforementioned fixing member 62 can be compensated for by the limited movement in the lateral direction by the aforementioned support member 60, thereby providing compensation for the assembly tolerance. One of the displacements d.

Since the fixing member 62 is actually integrally fixed with the supporting member 60, it has better structural strength, so that the fixing member 62 can be prevented from being in poor quality and under load. The self-supporting member 60 is detached due to deformation or breakage. Thereby, it is ensured that the slide rail assembly maintains a large assembly tolerance at the mounting position there, so that the balls 44 of the bead seat 42 maintain a smooth sliding displacement.

While the present invention has been disclosed in the foregoing preferred embodiments, it is not intended to limit the scope of the invention, and the scope of the invention is defined by the scope of the appended claims.

10‧‧‧First track

12‧‧‧second track

14‧‧‧ Positioning agency

16‧‧‧First longitudinally extended body

18‧‧‧First Wall

20‧‧‧ second wall

22‧‧‧ Side wall

24‧‧‧ channel

26‧‧‧Second longitudinally extended body

28‧‧‧Upper wall

30‧‧‧Under the wall

32‧‧‧中墙

42‧‧‧Beads

44‧‧‧ balls

56‧‧‧Mounting holes

60‧‧‧Support

62‧‧‧Fixed parts

64‧‧‧ Ring ribs

72a, 72b‧‧‧ elastic parts

Claims (4)

A slide rail assembly comprising: a first rail having a first longitudinally extending body; a second rail being longitudinally movable relative to the first rail, the second rail having a second longitudinally extending body; At least one of the longitudinally extending body and the second longitudinally extending body is provided with a mounting hole; at least one positioning mechanism includes a supporting member and a fixing member, and the supporting member laterally movably connects the first longitudinally extending body and the second Longitudinally extending at least one of the body, a portion of the support member laterally passing through the mounting hole, the fixing member fixedly connecting the portion of the support member; wherein the support member has a head portion, a body portion, and a neck portion a portion extending between the head and the body, the neck being disposed in the mounting hole, the length of the neck being greater than the depth of the mounting hole, the support member being opposite to the first longitudinally extending body and the At least one of the second longitudinally extending body is laterally movable and displaceable; further comprising an elastic member disposed between the first longitudinally extending body and the at least one of the second longitudinally extending body and the support member to provide The support member is held in a predetermined position by the elastic force of the elastic member. The slide rail assembly as claimed in claim 1, further comprising a bead nest including a plurality of balls between the first rail and the second rail, such that the second rail is opposite to the first rail by the bead nest Easy to slide and shift. The slide rail assembly of claim 1, further comprising a third rail slidably coupled between the first rail and the second rail; a first bead nest comprising a plurality of balls located on the first rail and Between the third rails, the third rail is slidably displaced relative to the first rail by the first bead nest; and a second bead includes a plurality of balls located at the second rail and the third rail The second rail is easily slidably displaced relative to the third rail by the second bead. The slide rail assembly of claim 1, wherein the first rail has an end; further comprising a connecting base having a slot and at least one latch, wherein the slot of the connector is for the first The end of the rail is inserted.