CN107007050A - Sliding rail assembly - Google Patents

Abstract

The invention relates to a slide rail assembly, which is used for mounting a case to a frame, wherein a plurality of mounting parts are arranged on one side of the case, the slide rail assembly is mounted on the frame by a pair of brackets, and the slide rail assembly comprises a first rail, a second rail and a plurality of reinforcing sections. The second rail includes an inner side, an outer side, and a plurality of mounting features, the inner side corresponding to the first rail. The plurality of reinforcing sections are fixedly arranged on the inner side of the second rail, and each reinforcing section is provided with a matching feature corresponding to each mounting feature of the second rail.

Description

Slide rail assembly

technical field

The invention relates to a slide rail assembly, in particular to an invention which utilizes a reinforcing section to increase the strength of a rail and narrow the assembly structure.

Background technique

U.S. Patent No. U.S.6,578,939 invented by Mayer, "Universal sliding rail assembly for rack mounting computers", its Fig. 1 shows a slide rail assembly including an outer rail (102), a middle rail (104) slidingly connected to the outer A rail (102), an inner rail (106) slidably connected to the middle rail (104), and a bracket (200) movably connected to the outer rail (102). The slide rail assembly disclosed in this case does not have a slide rail reinforcement structure. In view of the situation that the above-mentioned slide rail assembly does not have a reinforcing structure, there is "Adjustable reinforcing bracket for telescoping slide rail assembly" as invented by Dubon et al. in the U.S. Patent Publication No. U.S. The slide rail assembly includes a stationary slide rail (stationary slide rail 22), which includes a wall with an outer surface, and the two ends of the stationary slide rail can be mounted on each by a mounting element (mounting element 26, 40). On a pair of uprights of a rack; the slide rail assembly also includes a reinforcing element (reinforcingelement 32) connected to the outer surface of the wall of the fixed slide rail, and a mounting bracket (mounting slide rail34) Slidingly connected to the reinforcement component.

The aforementioned U.S. patent publication disclosed by Dubon, its Fig.1 and Fig.8 show that although the reinforcement component (32) can reinforce the fixed slide rail (22), the reinforcement component (32) plus the installation The bracket (34) is connected to the fixed slide rail (22), and its combination has increased a considerable width, so that when this type of telescopic slide rail assembly is installed in a pair and in a corresponding position on a rack (rack), it is often Due to the limited space in the rack, such a reinforced assembly structure with increased width cannot be applied, which only increases the difficulty of cooperating and installing the slide rail assembly and the rack, hindering industrial utilization.

Therefore, in view of the above-mentioned deficiencies in the prior art, it is necessary to provide a better design to improve the above-mentioned deficiencies.

Contents of the invention

The purpose of the present invention is to provide a slide rail assembly to increase the structural strength of the rail by using the reinforcing section, and this is achieved under the condition of limited width.

According to an aspect of the present invention, a slide rail assembly includes a first rail; a second rail that can be displaced along a longitudinal direction relative to the first rail, and the second rail includes an inner side, an outer side and a plurality of A mounting feature, wherein the inner side corresponds to the first rail; it is characterized in that: a plurality of reinforcing sections are fixedly installed on the inner side of the second rail, and each reinforcing section has a matching feature corresponding to the second rail of each installation feature.

Preferably, the plurality of reinforcing sections are integrated into a reinforcing piece.

Preferably, a third rail is also included for the first rail to be able to displace along the longitudinal direction relative to the third rail.

Preferably, the plurality of mounting features of the second rail includes a plurality of U-shaped holes and a J-shaped hole, the J-shaped hole is located adjacent to one end of the second rail.

Preferably, the matching features of the plurality of reinforcing sections include a plurality of U-shaped corresponding holes and a J-shaped corresponding hole, and these corresponding holes respectively correspond to the U-shaped hole and the J-shaped hole of the second rail.

Preferably, the reinforcing member has a first length, the second rail has a second length, and the first length is substantially equal to or slightly smaller than the second length.

Preferably, the section of the reinforcement member has a first thickness, the section of the second rail has a second thickness, and the first thickness is smaller than the second thickness.

Preferably, it also includes an elastic piece extending laterally from the reinforcing member at an angle towards the first rail, and the first rail has a first locking feature, and the elastic piece has a second locking feature, when the first rail has a second locking feature, When the second rail is displaced from a first position to a second position relative to the first rail, the first locking feature is locked with the second locking feature.

According to another aspect of the present invention, a slide rail assembly is used to install a case to a rack, one side of the case is provided with a plurality of mounting parts, and the slide rail assembly is installed on the frame by means of a pair of brackets. The frame, the slide rail assembly includes: a first rail having a first upper wall, a first lower wall, and a first side wall connected between the first upper wall and the first lower wall , the first upper wall, the first lower wall, and the first side wall jointly define a first channel; a second rail can be moved relative to the first channel of the first rail, and the second rail has A second upper wall, a second lower wall, and a second side wall are connected between the second upper wall and the second lower wall; it is characterized in that: a reinforcement is fixedly installed on the second The second side wall of the rail, the reinforcing member has a first length, the second rail has a second length, and the first length is substantially equal to or slightly smaller than the second length.

Preferably, the second rail has a plurality of installation features, the plurality of installation features include a plurality of U-shaped holes and a J-shaped hole, the J-shaped hole is located adjacent to one end of the second rail.

Preferably, the reinforcement has a plurality of matching features, the plurality of matching features include a plurality of U-shaped corresponding holes and a J-shaped corresponding hole, and these corresponding holes correspond to the U-shaped hole and the second rail respectively. A J-shaped hole for a plurality of mounting pieces of the chassis to be mounted on.

Preferably, the second side wall of the second rail has an inner side and an outer side, the inner side corresponds to the first side wall of the first rail, and the reinforcing member is fixedly mounted on the inner side of the second side wall.

Description of drawings

To further illustrate and confirm the above-mentioned purpose, structural features and effects of the present invention, the present invention will be described in detail below in conjunction with the accompanying drawings, wherein:

FIG. 1 shows a schematic diagram of a configuration in which a chassis is installed on a slide rail assembly according to an embodiment of the present invention.

FIG. 2 shows an exploded view of the sliding rail assembly, the rack and the cabinet implemented in the present invention.

Fig. 3 shows a partially enlarged view of position A in Fig. 2 .

Fig. 4 shows a partial enlarged view of position B in Fig. 2 .

Fig. 5 shows a partially enlarged view of position C in Fig. 2 .

FIG. 6 shows a schematic view of the reinforcement member installed on the second rail according to the embodiment of the present invention.

FIG. 7 shows an exploded schematic view of the reinforcing member and the second rail of the embodiment of the present invention.

FIG. 8 is a schematic cross-sectional view of the slide rail assembly according to the embodiment of the present invention.

9 shows a schematic cross-sectional view of components of the slide rail assembly when the second rail is at a first position relative to the first rail according to the embodiment of the present invention.

FIG. 10 shows a schematic cross-sectional view of various components of the slide rail assembly when the second rail is in a second position relative to the first rail according to the embodiment of the present invention.

FIG. 11 shows a partial enlarged view of position E in FIG. 10 .

FIG. 12 is a schematic diagram showing that the elastic piece in FIG. 11 is subjected to an external force to release the second locking feature from the first locking feature.

detailed description

As shown in FIG. 1 , a slide rail assembly 10 according to an embodiment of the present invention can provide a case 12 mounted on a rack 14 . One side of the frame 14 includes a pair of machine columns 16, and one side of the cabinet 12 is equipped with a plurality of mounting parts 18. Between the columns 16 , the chassis 12 is mounted to the slide rail assembly 10 by means of the plurality of mounting pieces 18 .

As shown in FIG. 2 , the slide rail assembly 10 includes a first rail 22 , a second rail 24 and a third rail 26 . Wherein, as shown in FIG. 3 , the first rail 22 has a first upper wall 28 , a first lower wall 30 , and a first side wall 32 connected between the first upper wall 28 and the first lower wall 30 Between, the first upper wall 28 , the first lower wall 30 , and the first side wall 32 jointly define a first channel 34 . In a preferred embodiment, the front end of the first side wall 32 of the first rail 22 has at least one first locking feature 36, and the at least one first locking feature 36 is, for example, a protrusion. A locking feature 36 has an inclined portion 38 and a blocking portion 40 is located at the high end of the inclined portion 38 . Preferably, an upper support bar 29 is disposed on the inner side of the first upper wall 28 of the first rail 22 . A support bar 31 is provided inside the first lower wall 30 of the first rail 22 . Wherein, the first upper wall 28 of the first rail 22 is provided with a first notch 28a, and the upper support bar 29 at the first notch 28a is also provided with a second notch 29a. As shown in FIG. 1, when the second rail 24 is at a predetermined extension position relative to the first rail 22, the first notch 28a and the second notch 29a correspond to one of the holes 68 of the aforementioned second rail 24. , for installation by one of the mounting parts 18 of the chassis 12 .

As shown in Figures 2 and 4, the second rail 24 can be displaced in the first channel 34 of the first rail 22, the second rail 24 has a second upper wall 42, a second lower wall 44, and A second side wall 46 is connected between the second upper wall 42 and the second lower wall 44, the second side wall 46 of the second rail 24 has an inner side 48a and an outer side 48b, the inner side 48a corresponds to the first A first side wall 32 of the rail 22 .

2 and 5, the third rail 26 has a third upper wall 50, a third lower wall 52, and a third side wall 54 connected to the third upper wall 50 and the third lower wall. 52, the third upper wall 50, the third lower wall 52, and the third side wall 54 jointly define a second channel 56 for the first rail 22 to be displaced in the second channel 56 .

As shown in FIG. 6 and FIG. 7 , the embodiment of the present invention further includes a reinforcing piece 58 . In a preferred embodiment, the reinforcing member 58 includes a plurality of reinforcing segments 60, and the present invention can fix the plurality of reinforcing segments 60 on the inner side 48a of the second side wall 46 of the second rail 24 or, the plurality of reinforcement segments 60 can also be integrated into a reinforcement piece 58 fixedly installed on the inner side 48a of the second side wall 46 of the second rail 24 . Preferably, the reinforcing member 58 has a first length L1, the second rail 24 has a second length L2, the first length L1 is substantially equal to or slightly smaller than the second length L2, so that almost all The length is reinforced to increase the rigidity of the second rail 24 . In a preferred embodiment, the present invention further includes an elastic piece 62 extending laterally at an angle from the reinforcing member 58 , and the elastic piece 62 has a second locking feature 64 , such as a locking hole. The second rail 24 has a plurality of installation features, the plurality of installation features include holes that open upward, for example: a plurality of U-shaped holes 66 and a J-shaped hole 68, the J-shaped hole 68 is located adjacent to the One end of the second rail 24; the reinforcing piece 58 has a plurality of matching features, the plurality of matching features include a plurality of U-shaped corresponding holes 70 and a J-shaped corresponding hole 72, and these U-shaped corresponding holes 70 correspond to the The U-shaped hole 66 of the second rail 24 has a corresponding J-shaped hole 72 corresponding to the J-shaped hole 68 of the second rail 24 .

As shown in FIG. 8 , the sliding rail assembly 10 of the present invention strengthens the bending strength of the second rail 24 through the reinforcing member 58 . Preferably, the section of the reinforcement member 58 has a first thickness X1, the section of the second rail 24 has a second thickness X2, and the first thickness X1 is smaller than the second thickness X2, so that the second rail 24 does not increase the width outwards, so it has the effect of narrowing the slide rail assembly 10 and can carry a wider cabinet. FIG. 8 further shows that the aforementioned upper support bar 29 is disposed inside the first upper wall 28 of the first rail 22 to support the second upper wall 42 of the second rail 24 . The aforementioned lower support bar 31 is disposed inside the first lower wall 30 of the first rail 22 to support the second lower wall 44 of the second rail 24 .

As shown in FIGS. 9 to 11 , the second rail 24 is movably displaceable along a longitudinal direction D relative to the first rail 22 . When the second rail 24 is displaced from a first position P1 to a second position P2 relative to the first rail 22 , the first locking feature 36 and the second locking feature 64 can be locked and positioned relative to each other. In detail, during this process, the end of the elastic piece 62 of the reinforcing member 58 will go over the slope 38 of the first locking feature 36 of the first rail 22 until the second end of the elastic piece 62 of the reinforcing member 58 . When the locking feature 64 is displaced to the first locking feature 36 corresponding to the first rail 22, the first locking feature 36 can be connected to the second locking feature by virtue of the elastic force of the elastic piece 62 of the reinforcing member 58. The feature 64 is locked in phase, and the second rail 24 is kept in such a locked positioning state relative to the first rail 22 through the stop portion 40 of the first locking feature 36 .

As shown in FIG. 12 , when a force F is applied to the elastic piece 62 of the reinforcing member 58, the second locking feature 64 of the elastic piece 62 can be disengaged from the first locking feature 36 of the first rail 22, The locking state between each other is released, so that the second rail 24 can be pushed and folded relative to the first rail 22 .

As mentioned above, through the above-mentioned structural strengthening and functional design for the second rail 24, as shown in FIG. The holes 70 and 72 are used for mounting the plurality of mounting pieces 18 of the chassis 12. When putting on the rack, the installer can snap the mounting pieces 18 at the rear end of the chassis 12 into the J-shaped holes of the second rail 24. 68 and the J-shaped corresponding hole 72 of the reinforcing piece 58, and then use the gravity of the chassis 12 to make the remaining mounting pieces 18 on the chassis 12 snap into the U-shaped hole 66 of the second rail 24 and the complementary The U-shaped corresponding hole 70 of the strong member 58 is used to install the chassis 12 on the second rail 24 so that the slide rail assembly 10 can provide a stable support for the chassis 12 .

According to the above description, it can be seen that the enhanced effects and advantages of the present invention are: increasing the strength of the rail and narrowing the structure of the slide rail assembly.

Although the present invention has been described with reference to the current specific embodiments, those of ordinary skill in the art should recognize that the above embodiments are only used to illustrate the present invention, and other modifications can be made without departing from the spirit of the present invention. Various equivalent changes and modifications, therefore, as long as the changes and modifications to the above embodiments are within the true spirit of the present invention, they will all fall within the scope of the claims of the present application.

Claims (16)

1. A slide rail assembly comprising a first rail, a second rail and a plurality of reinforcing sections, characterized in that: the second rail is displaceable along a longitudinal direction relative to the first rail, the second rail includes an inner side, an outer side, and a plurality of mounting features, wherein the inner side corresponds to the first rail; and The plurality of reinforcing segments are fixedly mounted on the inner side of the second rail, and each reinforcing segment has a matching feature corresponding to each mounting feature of the second rail. 2. The slide rail assembly according to claim 1, wherein the plurality of reinforcement sections are integrated into a reinforcement piece. 3 . The slide rail assembly according to claim 1 , further comprising a third rail for the first rail to be able to displace along the longitudinal direction relative to the third rail. 4 . 4. The slide rail assembly according to claim 1, wherein the plurality of mounting features of the second rail comprises a plurality of U-shaped holes and a J-shaped hole, wherein the J-shaped hole is located at adjacent to one end of the second rail. 5. The slide rail assembly according to claim 4, wherein the matching features of the plurality of reinforcing sections include a plurality of U-shaped corresponding holes and a J-shaped corresponding hole, and these corresponding holes respectively correspond to The second rail has a U-shaped hole and a J-shaped hole. 6 . The slide rail assembly according to claim 2 , wherein the reinforcing member has a first length, the second rail has a second length, and the first length is slightly smaller than the second length. 7. The slide rail assembly according to claim 2, wherein the section of the reinforcement member has a first thickness, the section of the second rail has a second thickness, and the first thickness is smaller than the first thickness. Two thickness. 8. The slide rail assembly according to claim 2, further comprising an elastic piece extending transversely from the reinforcing member at an angle toward the first rail, and the first rail has a first locking feature , the shrapnel has a second locking feature, and when the second rail is displaced from a first position to a second position relative to the first rail, the first locking feature is locked with the second locking feature . 9. A slide rail assembly for installing a case to a rack, one side of the case is equipped with a plurality of installation parts, the slide rail assembly is mounted on the rack by means of a pair of brackets, the slide The rail assembly includes a first rail, a second rail and a reinforcement, and is characterized in that: The first rail has a first upper wall, a first lower wall and a first side wall, the first side wall is connected between the first upper wall and the first lower wall, the first upper the wall, the first lower wall, and the first side wall collectively define a first passageway; The second rail can be movably displaced relative to the first channel of the first rail, and the second rail has a second upper wall, a second lower wall and a second side wall, and the second side wall is connected to the between the second upper wall and the second lower wall; and The reinforcing member is fixedly installed on the second side wall of the second rail, the reinforcing member has a first length, the second rail has a second length, and the first length is slightly smaller than the second length . 10. The slide rail assembly according to claim 9, wherein the second rail has a plurality of mounting features, including a plurality of U-shaped holes and a J-shaped hole, and the J-shaped holes are located on opposite sides. adjacent to one end of the second rail. 11. The slide rail assembly according to claim 9, wherein the reinforcing member has a plurality of reinforcing sections, including a plurality of U-shaped corresponding holes and a J-shaped corresponding hole, and these corresponding holes are respectively The U-shaped hole and the J-shaped hole corresponding to the second rail are used for installing a plurality of mounting parts of the chassis. 12. The slide rail assembly according to claim 9, wherein the second side wall of the second rail has an inner side and an outer side, the inner side corresponds to the first side wall of the first rail, and the supplementary A strengthening member is fixedly mounted on the inner side of the second side wall. 13. A slide rail assembly, comprising a first rail and a second rail, characterized in that: The first rail has a first upper wall, a first lower wall and a first side wall, the first side wall is connected between the first upper wall and the first lower wall, the first upper The wall, the first lower wall, and the first side wall jointly define a first channel; the inner side of the first upper wall of the first rail is provided with an upper support bar, and the first upper wall of the first rail is provided with a first gap; and The second rail can be movably displaced relative to the first channel of the first rail, and the second rail has a second upper wall, a second lower wall, and a hole opening upward; Wherein, the upper supporting bar at the first notch of the first upper wall of the first rail is provided with a second notch, and when the second rail is at a predetermined extension position relative to the first rail, the first notch and the first notch The second notch corresponds to the hole of the second rail, and the upper support bar is used to support the second upper wall of the second rail. 14. The slide rail assembly according to claim 13, wherein a support bar is arranged inside the first lower wall of the first rail to support the second lower wall of the second rail. 15. A slide rail assembly for installation in a chassis, one side of the chassis is equipped with a plurality of mounting parts, the slide rail assembly includes a first rail and a second rail, characterized in that: The first rail has a first upper wall, a first lower wall and a first side wall, the first side wall is connected between the first upper wall and the first lower wall, the first upper The wall, the first lower wall, and the first side wall jointly define a first channel; the inner side of the first upper wall of the first rail is provided with an upper support bar, and the first upper wall of the first rail is provided with a first gap; and The second rail can be movably displaced relative to the first channel of the first rail, and the second rail has a second upper wall, a second lower wall, and a plurality of holes opening upward; Wherein, the upper supporting bar at the first notch of the first upper wall of the first rail is provided with a second notch, and when the second rail is at a predetermined extension position relative to the first rail, the first notch and the first notch The second notch corresponds to one of the holes of the second rail, and is used for installing one of the mounting parts of the cabinet, and the upper support bar is used for supporting the second upper wall of the second rail. 16. The slide rail assembly according to claim 15, wherein a support bar is provided inside the first lower wall of the first rail to support the second lower wall of the second rail.