TW201446115A - Fixing device for a slide assembly - Google Patents

Abstract

The present invention is related to a fixing device for a slide assembly, the slide assembly includes a bracket. The device includes an inserting member, an engaging member and a resilient member. The inserting member is disposed to the bracket. The inserting member has a slot therein. The engaging member is pivotally relative to the bracket. The engaging member includes an operating portion and an arm. The arm is inserted into the slot of the inserting member. The arm has an engaging portion. The engaging portion is moved to the outside of the slot of the inserting member by the force of the resilient member. The engaging portion is moved toward the slot of the inserting member when the operation portion is operated.

Description

Slide rail assembly

The present invention relates to a slide rail assembly, and more particularly to a fixing device for a slide rail assembly, which is more convenient to operate and can be stably mounted to a frame.

U.S. Patent No. 6,929,339, issued to Greenwald et al., and U.S. Patent No. 6, 957, 878, the disclosure of which is incorporated herein by reference. Each of these prior disclosures discloses a fixture for a rail assembly, which is incorporated herein by reference.

The structure disclosed in the foregoing cases includes a hook arm having a hook portion, a spring for applying an elastic force to the hook arm, and a mounting member having a slot, wherein the hook arm extends into the slot of the mounting member, And by the elastic force generated by the spring, the hook portion of the hook arm protrudes out of the slot of the mounting member. Since the hook arm directly passes through the mounting member, when the mounting member is mounted on the hole of the support post of the rack, the hook portion of the hook arm protrudes from the slot of the mounting member. In addition, it is easy to affect the convenience of mounting the mount on the rack. In addition, the mounting member is provided with a slot, which tends to reduce its structural strength and affect the stability of its installation.

Therefore, the present invention relates to a fixing device for a slide rail assembly which can be more conveniently and stably mounted to the frame.

According to a first aspect of the present invention, a fixing device for a slide rail assembly includes a support plate and a bracket connecting the support plate, wherein the bracket includes a side plate and an end plate, the side plate Having a window, the end plate is substantially perpendicularly connected to the side plate, the fixing device comprises at least one mounting member, and an end plate corresponding to the bracket is disposed; an insert member is provided, and an end plate corresponding to the bracket is disposed, The insert has a groove; a latch member pivotally connected to the bracket, the latch member includes an operating portion and a latching arm, wherein the operating portion is a window corresponding to the side panel of the bracket, the card The arm is disposed in the groove of the insert, the latch arm has a first latch protrusion partially extending outside the groove of the insert; and an elastic member provides an elastic force on the latch And the first latching protrusion of the latching member is retained by the elastic force of the elastic member to extend outside the groove of the inserting member.

According to a second aspect of the present invention, a fixing device for mounting on a bracket includes at least one mounting member disposed on the bracket, and an insert member corresponding to the bracket, the insert having a groove a latching member pivotally connected to the bracket, the latching member comprising a latching arm, the latching arm being a groove disposed in the inserting member, the latching arm having a first latching projection And a resilient member providing an elastic force on the latching member such that the first latching projection of the latching member extends out of the groove of the inserting member by the elastic force of the resilient member.

Preferably, the end plate is provided with a through hole, and the insert comprises a head portion and a body portion, wherein the head portion is connected to the body portion, and the insert member is disposed through the through hole.

Preferably, the body of the insert includes a concave region and a first buckle portion is located on a side of the concave region adjacent the head.

Preferably, the end plate has a pair of mounting holes, and further includes a fixing seat and a pair of mounting members mounted on the fixing base, the fixing seat is fixedly mounted on the bracket, the pair of mounting members It is the pair of mounting holes that pass through the end plates of the bracket.

Preferably, each of the mounting members includes a movable rectangular body, a cylindrical body, and a spring, wherein an elastic force of the spring is applied to the rectangular body, and the rectangular body is biased from the fixed seat by the elastic force of the spring. Extends in a predetermined position.

Preferably, the elastic member is disposed between the fixing seat and the latching member, the elastic member includes a first elastic segment, a second elastic segment, and a connecting segment extending from the first and second elastic portions. Between segments.

Preferably, the first and second elastic segments of the elastic member define a resilient space together with the connecting segment, wherein the first elastic segment comprises a pair of first side walls, the pair of first side walls and the first elastic The segment defines a first latching recess, the second resilient section includes a pair of second side walls, and the pair of second side walls and the second elastic section define a second latching recess, the mounting bracket has a first a first abutting portion, wherein the first abutting portion and the second abutting portion respectively provide a first latching recess of the first elastic segment of the elastic member and a second elasticity of the elastic member The second card recess of the segment abuts.

Preferably, the slider further includes a slider that is relatively slidably coupled to the bracket and movably snaps against the latch member, wherein the slider is slid by the slide when the slider is slid relative to the bracket The block pushes against the latching member to pivot the latching member relative to the bracket, thereby causing the first latching projection of the latching member to retract into the groove.

According to a third aspect of the present invention, a slide rail assembly for mounting in a frame includes a frame including a plurality of support columns, each support column having a plurality of holes, including a first hole, a first a second hole and a third hole are located between the first hole and the second hole; a cabinet is mounted on the frame by a pair of slide rail assemblies, the cabinet includes a buckle device; to make, a first rail; a second rail sliding relative to the first rail; a bracket connecting the first rail, the bracket comprising a side panel and an end panel, the side panel having a window, the end panel being substantially vertical Connecting the side plate, and the end plate includes a pair of mounting holes and a through hole; a fixing seat fixedly mounted on the bracket; a third rail slidably connected between the first rail and the second rail An insert member, the end plate corresponding to the bracket is disposed, and a part of the insert is a through hole of the end plate of the bracket, the insert has a groove and a first buckle, the first The buckle portion is a buckle device corresponding to the cabinet; a latching member is pivotally connected to the bracket and the fixing seat, the latching member includes an operating portion and a latching arm, wherein the operating portion is corresponding In the window of the side panel of the bracket, the latching arm is a groove that is inserted into the insert, the latching arm has a first latching protrusion; and an elastic member provides an elastic force to the card a clamping member that causes the latching projection of the latching member to extend outside the groove of the inserting member by the elastic force of the elastic member; a mounting member mounted on the fixing seat, the pair of mounting members being the pair of mounting holes passing through the end plates of the bracket; wherein the pair of mounting members are respectively inserted into the first holes of the support columns of the frame and a second hole, and the insert is a third hole inserted into the support post of the frame, and the latching arm of the latch member is a groove that is inserted into the insert and is acted upon by the elastic force of the elastic member The latching member extends the first latching projection of the latching member to the outside of the slot of the inserting member and can be abutted against the support post of the frame; when the rail assembly is mounted on the rack and pushed When the frame is folded in, the first fastening portion of the insert and the locking device of the cabinet can be fastened to each other.

Preferably, the switch further includes a slider that is slidably coupled to the bracket and movably snaps against the latch member, wherein the slider is slid relative to the bracket by the slider Pushing the latching member causes the latching member to pivot relative to the bracket, thereby causing the first latching projection of the latching member to retract into the groove.

Preferably, the direction in which the slider slides relative to the bracket and the rail assembly are from the rack The direction of removal is the same.

10‧‧‧Slide rail assembly

12‧‧‧Fixed devices

14‧‧‧First track

16‧‧‧second track

18‧‧‧ bracket

20‧‧‧ third track

22‧‧‧Support board

24‧‧‧ side panels

26‧‧‧End board

28‧‧‧ window

30‧‧‧Installation holes

32‧‧‧Perforation

34‧‧‧ Inserts

36‧‧‧ Cards

38‧‧‧Flexible parts

40‧‧‧ head

42‧‧‧ Body

44‧‧‧First buckle

46‧‧‧ trench

48‧‧‧ concave area

50‧‧‧ fixed seat

52‧‧‧Installation

54‧‧‧Rectangular body

56‧‧‧Cylindrical body

58‧‧‧ Spring

60‧‧‧Operation Department

62‧‧‧Card arm

64‧‧‧ middle part

66‧‧‧First card 掣 convex

68‧‧‧Pivot hole

70‧‧‧ pivotal parts

72‧‧‧First elastic section

74‧‧‧Second elastic section

76‧‧‧Connection section

78‧‧‧Flexible space

80‧‧‧First side wall

82‧‧‧ first card recess

84‧‧‧Second side wall

86‧‧‧Second card recess

88‧‧‧ first arrival

90‧‧‧ second arrival

92‧‧‧Rack

94‧‧‧Support column

96a‧‧‧ first hole

96b‧‧‧second hole

96c‧‧‧ third hole

98‧‧‧ Slider

100‧‧‧First Linkage Department

102‧‧‧Second Linkage Department

104‧‧‧Resistance Department

106‧‧‧Pushing Department

108‧‧‧ cabinet

110‧‧‧Snap device

112‧‧‧fasteners

114‧‧‧ Spring

116‧‧‧Second buckle

200‧‧‧Fixed devices

202‧‧‧ Inserts

204‧‧‧ Cards

206‧‧‧ Body

208‧‧‧Card arm

210‧‧‧Second card squat

1 is a schematic exploded view of a fixing device and a bracket according to an embodiment of the present invention; FIG. 1A is a schematic view showing a bracket connected to a first rail according to an embodiment of the present invention; and FIG. 2 is a schematic exploded view of the fixing device according to an embodiment of the present invention; FIG. 3A is a schematic view showing the fixing device of the embodiment of the present invention mounted on the bracket; FIG. 3A is a schematic view showing the mounting of the bracket in the embodiment of the present invention; FIG. 5 is a schematic view showing another embodiment of the embodiment of the present invention in which the bracket is mounted on the support column; FIG. 6 is a schematic view showing the operation of the bracket according to the embodiment of the present invention; FIG. FIG. 8 is a cross-sectional view showing the arrangement of the bracket with respect to the latch member according to the embodiment of the present invention; FIG. 9 is a cross-sectional view showing the slider of the embodiment of the present invention disposed relative to the latch member; FIG. 10 is a schematic view showing the operation of detaching the bracket from the support column by means of a slider according to an embodiment of the present invention; FIG. 11 is a view showing the bracket from the branch by means of a slider according to an embodiment of the present invention; FIG. 12 is a schematic view showing a rack mounted on a rack according to an embodiment of the present invention; FIG. 13 is a schematic view showing the fastening between the fixture and the cabinet according to the embodiment of the present invention; FIG. 15 is a schematic exploded view showing a fixing device and a bracket according to another embodiment of the present invention; FIG. 16 is a schematic view showing a mounting device mounted on the bracket according to another embodiment of the present invention; FIG. 17 is a schematic view showing the fastening between the fixing device and the cabinet according to another embodiment of the present invention.

1 shows an embodiment of the invention including a rail assembly 10 and a fixture 12. The slide rail assembly 10 includes a first rail 14 , a second rail 16 slid relative to the first rail 14 , and a bracket 18 . Preferably, a third rail 20 is slidably coupled between the first rail 14 and the second rail 16 such that the second rail 16 can be pulled out relative to the first rail 14 by the third rail 20 Expand to a longer trip. In a preferred embodiment, a support plate 22 is further fixedly mounted on the first rail 14, and the bracket 18 is connected to the support plate 22, since the support plate 22 is fixedly mounted on the first rail 14 Therefore, the support plate 22 can also be regarded as a part of the first rail 14. On the other hand, as shown in FIG. 1A, the bracket 18 can also be coupled to the first rail 14. In more detail, the bracket 18 includes a side panel 24 and an end panel 26 that are substantially perpendicularly connected to the side panel 24. Preferably, the end plate 26 extends in a bent manner from the front end of the side plate 24. The side panel 24 has a window 28. The end plate 26 includes a pair of mounting holes 30 and a through hole 32. Preferably, the perforations 32 are located between the pair of mounting holes 30. The fixing device 12 includes an inserting member 34, a latching member 36, and an elastic member 38.

2 and 3 further illustrate the arrangement relationship of the fixing device 12 according to the embodiment of the present invention. The insert member 34 is disposed on the end plate 26 corresponding to the bracket 18. The insert member 34 includes a head portion 40 and a body portion 42. And a first button portion 44. The head 40 is connected to the body 42. Preferably, the head 40 extends from one end of the body 42. The body 42 is a perforation 32 that is placed through the end plate 26 of the bracket 18, the body 42 having a groove 46. The first fastening portion 44 is disposed on the body portion 42. Preferably, the body portion 42 has a concave portion 48. The first fastening portion 44 is located on the side of the concave surface region 48 adjacent to the head portion 40. . In a preferred embodiment, the fixing device 12 further includes a fixing base 50 and a pair of mounting members 52 mounted on the fixing base 50. The fixing seat 50 is fixedly mounted In the bracket 18. Preferably, the pair of mounting members 52 are provided with end plates 26 corresponding to the brackets 18, for example, the pair of mounting members 52 are the pair of mounting holes 30 that are received in the end plates 26 of the brackets 18. In a preferred embodiment, each mounting member 52 includes a movable rectangular body 54, a cylindrical body 56, and a spring 58. The rectangular body 54 is slidably coupled to the cylindrical body 56. The elastic force of the spring 58 is applied to the rectangular body 54 such that the rectangular body 54 projects from the fixing base 50 by a spring force of the spring 58 at a predetermined position. The configuration of the mounting member 52 and its function can be further referred to in US Pat.

The latching member 36 includes an operating portion 60, a latching arm 62, and an intermediate portion 64 extending between the operating portion 60 and the latching arm 62. The operating portion 60 is disposed to correspond to the The window 28 of the side panel 24 of the bracket 18, in a preferred embodiment, the operating portion 60 extends in a meandering manner from one end of the intermediate portion 64. The latching arm 62 is a groove 46 that is received in the inserting member 34, and the latching arm 62 is provided with a first latching projection 66 extending beyond the groove 46 of the inserting member 34. The intermediate portion 64 has a pivot hole 68 pivotally connected to the fixing base 50 through a pivoting member 70 , so that the latching member 36 is movable relative to the fixing base 50 . Displacement. It should be noted that the mount 50 can also be considered part of the bracket 18 when the mount 50 is fixedly mounted to the bracket 18. On the other hand, as shown in FIG. 3A, the latch member 36 can also be pivotally connected to the bracket 18. In other words, the latching member 36 can be pivotally connected to one of the mount 50 and the bracket 18. Therefore, the latch member 36 can also be considered to be pivotally connected to the bracket 18.

The elastic member 38 is disposed between the fixing base 50 and the latching member 36. The elastic member 38 includes a first elastic portion 72, a second elastic portion 74, and a connecting portion 76 extending from the first portion. Between the two elastic segments 72, 74, the first and second elastic segments 72, 74 are shared with the connecting segment 76 A resilient space 78 is defined to provide a compression displacement and a return spring between the first and second elastic segments 72, 74. The first elastic segment 72 includes a pair of first side walls 80. The pair of first side walls 80 and the first elastic segment 72 define a first latching recess 82. The second elastic segment 74 includes A pair of second side walls 84, the pair of second side walls 84 and the second elastic section 74 define a second click recess 86. Further, the fixing base 50 has a first abutting portion 88. A side wall of the latching member 36 has a second abutting portion 90. The elastic member is respectively provided by the first abutting portion 88 and the second abutting portion 90. The first elastic segment 72 of the 38 and the second elastic segment 74 abut, as shown in FIG. 4 , by which the elastic member 38 provides an elastic force to the latching member 36 to make the first latching member 36 The latching projection 66 is held outside the groove 46 of the insert 34 by the elastic force of the elastic member 38. In a preferred embodiment, the resilient member 38 can be a V-shaped shrapnel.

4 and 5 further illustrate a schematic view of the rail assembly 10 of the embodiment of the present invention mounted on a rack 92. The frame 92 includes at least one support post 94. The support post 94 has a plurality of holes, for example, including a first hole 96a, a second hole 96b, and a third hole 96c at the first hole 96a and the second hole. Between holes 96b. In more detail, the slide rail assembly 10 is respectively inserted into the first hole 96a and the second hole 96b of the support post 94 by a pair of mounting members 52 of the fixing device 12, and the insert 34 of the fixing device 12 is inserted. The third hole 96c of the support post 94, the latching arm 62 of the latching member 36 of the fixing device 12 is a groove 46 that is inserted into the insert member 34, and acts on the latch by the elastic force of the elastic member 38. The member 36 is configured to extend the first latching projection 66 of the latching member 36 to the outside of the groove 46 of the inserting member 34, and to form an abutting relationship with the supporting post 94. According to such a mounting arrangement, the slide rail assembly 10 is mounted to the support post 94 by a pair of mounting members 52 of the securing device 12, and corresponds to the first latching projection 66 of the latching member 36 of the securing device 12. The support post 94 is configured such that the slide rail assembly 10 can be mounted to the support post 94 of the frame 92. It does not fall off from the support column 94.

In a preferred embodiment, the length of the insert 34 from the mount 50 can be greater than the length of the pair of mounts 52 from the mount 50.

6 and 7 further illustrate a schematic view of the operation of the slide rail assembly 10 of the embodiment of the present invention being detached from the rack 92. The user can apply an external force F1 from the window 28 of the bracket 18 to the operating portion 60 of the latching member 36, so that the latching member 36 is pivotally displaced by the external force against the elastic force generated by the elastic member 38 until the latching member 36 The first latching projection 66 of the latching member 36 is retracted without interfering with the support post 94 of the frame 92. In this state, the first latching projection 66 of the latching member 36 is disengaged from The abutment relationship between the support columns 94. Therefore, the slide rail assembly 10 can be detached from the support post 94 of the frame 92 in the lateral direction, as shown in the F2 direction of FIG.

8 and 9 show a schematic view of a slider 98 that is movably coupled to the bracket 18 and disposed relative to the latch member 36. In a preferred embodiment, the slider 98 is relatively movable to the bracket 18 and is movably snapped against the latch member 36. Preferably, the slider 98 is disposed in a window 28 corresponding to the side panel 24 of the bracket 18 for ease of operation by a user. Preferably, the latching member 36 further includes a first linking portion 100. The slider 98 includes a second linking portion 102 corresponding to the first linking portion 100, and is movably coupled to the first linking portion 100. Arrived. In more detail, the first linking portion 100 is formed with a recess on the operating portion 60 of the latching member 36, and includes an abutting portion 104 and a pushing portion 106 inclined relative to the abutting portion 104; The second linking portion 102 extends from the slider 98 to form a protrusion and is movably contacted between the abutting portion 104 of the first linking portion 100 and the pushing portion 106. In an alternative equivalent example (not shown), the first and second interlocking portions 100, 102 are a protrusion and a groove, respectively.

10 and 11 further illustrate a slide rail having a slider 98 in accordance with an embodiment of the present invention. Schematic diagram of the assembly 10 being unloaded from the rack 92. The user can apply an external force F3 from the window 28 of the bracket 18 to the slider 98 to displace the slider 98 relative to the bracket 18, and push the card through the second linkage portion 102 of the slider 98. The pushing portion 106 of the first linking portion 100 of the member 36 pivots the latching member 36 relative to the bracket 18 to further retract the first latching projection 66 of the latching member 36 into the groove 46. In order to break away from the abutment relationship with the support column 94. Preferably, as shown in FIG. 11, the external force F3 is applied such that the direction in which the slider 98 slides relative to the bracket 18 coincides with the direction in which the slide rail assembly 10 is detached from the support post 94 of the frame 92, allowing the user The slide rail assembly 10 can be more easily detached from the frame 92.

Figure 12 shows a cabinet 108 mounted to the aforementioned frame 92 by means of a pair of rail assemblies 10, the frame comprising four support columns 94. In a preferred embodiment, the cabinet 108 includes at least one snap device 110 corresponding to the aforementioned fixture 12.

FIG. 13 shows that the fastening device 110 includes a fastener 112 and a spring 114. The fastener 112 has a second fastening portion 116 corresponding to the first fastening portion 44 of the insert 34 of the fixing device 12, the insertion. The first buckle portion 44 of the member 34 and the second fastening portion 116 of the fastener member 112 can be applied to the fastener member 112 by the elastic force generated by the spring 114, so that the first fastening portion 44 of the insert member 34 and the same The second buckles 116 of the fasteners 112 can be held in abutment relative to each other. With this arrangement, the cabinet 108 can be firmly engaged with the fixing device 12 of the slide rail assembly 10 by means of the snap device 110.

FIG. 14 shows the fastener 112 applied to the fastening device 110 by an external force F4. The fastener 112 is displaced by an external force and overcomes the elastic force generated by the spring 114, so that the second fastening portion 116 of the fastener 112 is self-retained. The first buckle portion 44 of the insert member 34 is disengaged, and in this state, the cabinet 108 can be easily pulled out of the frame 92 by the aforementioned pair of slide rail assemblies 10.

15 to 17 show another preferred embodiment of the fixing device 200 of the present invention, which The fixing device 200 includes an inserting member 202 and a latching member 204. The inserting member 202 only has a body portion 206. The latching arm 208 of the latching member 204 has a second latching projection 210 corresponding to the latching member 210. The second buckle portion 116 of the latching device 110 of the cabinet 108. When the cabinet 108 is mounted on the frame 92 by the pair of the slide rail assemblies 10, the second buckle portion 116 of the buckle device 110 of the cabinet 108 and the second click protrusion 210 of the latch member 204 Bonded to each other. Therefore, the present embodiment can omit the arrangement of the head 40 and the first buckle portion 44 of the insert 32 of the foregoing embodiment.

It should be noted that the fixing device 12 or 200 referred to in the present invention mainly includes an insert 34 or 202, a latch member 36 or 204, and an elastic member 38. Preferably, the fixture 12 or 200 further includes at least one mounting member 52. The buckle device 110 is not limited to the cabinet 108.

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‧‧‧Slide rail assembly

12‧‧‧Fixed devices

14‧‧‧First track

16‧‧‧second track

18‧‧‧ bracket

20‧‧‧ third track

22‧‧‧Support board

24‧‧‧ side panels

26‧‧‧End board

28‧‧‧ window

30‧‧‧Installation holes

32‧‧‧Perforation

34‧‧‧ Inserts

36‧‧‧ Cards

38‧‧‧Flexible parts

40‧‧‧ head

42‧‧‧ Body

44‧‧‧First buckle

50‧‧‧ fixed seat

52‧‧‧Installation

54‧‧‧Rectangular body

56‧‧‧Cylindrical body

60‧‧‧Operation Department

62‧‧‧Card arm

64‧‧‧ middle part

70‧‧‧ pivotal parts

Claims (20)

A fixing device for a slide rail assembly, the slide rail assembly comprising a support plate, and a bracket connecting the support plate, wherein the bracket comprises a side plate and an end plate, the side plate having a window, the end plate substantially The upper device is vertically connected to the side plate, the fixing device comprises: at least one mounting member, and an end plate corresponding to the bracket; an insert member, an end plate corresponding to the bracket, the insert having a groove; a latching member pivotally connected to the bracket, the latching member comprising an operating portion and a latching arm, wherein the operating portion is a window corresponding to the side panel of the bracket, the latching arm being disposed a groove of the insert, the latch arm having a first latching protrusion; and an elastic member for providing an elastic force to the latch member, wherein the first latching protrusion of the latching member is biased by the elastic The elastic force of the piece extends beyond the groove of the insert. The fixing device of the slide rail assembly of claim 1, wherein the end plate is provided with a through hole, and the insert is threaded through the through hole. The fixing device of the slide rail assembly as claimed in claim 2, wherein the insert comprises a body portion and a head portion connected to the body portion, the body portion of the insert member comprises a concave surface region and a first buckle portion Located in the concave region adjacent to one side of the head. The fixing device of the slide rail assembly as claimed in claim 1, wherein the end plate has a pair of mounting holes, and further comprising a fixing seat and a pair of mounting members mounted on the fixing base, the fixing seat is fixedly mounted In the bracket, the pair of mounting members are the pair of mounting holes that pass through the end plates of the bracket. The fixing device of the slide rail assembly of claim 4, wherein each of the mounting members comprises a movable rectangular body, a cylindrical body, and a spring, wherein the rectangular body is slidably coupled to the cylindrical body The body, the spring force of the spring is applied to the rectangular body, so that the rectangular body protrudes from the fixing seat at a predetermined position by the elastic force of the spring. The fixing device of the slide rail assembly of claim 4, wherein the elastic member is disposed between the fixing seat and the latching member, the elastic member comprising a first elastic segment and a second elastic segment. And a connecting section extends between the first and second elastic segments. The fixing device of the rail assembly as shown in claim 6, wherein the first and second elastic segments of the elastic member and the connecting portion define a resilient space, wherein the first elastic segment comprises a pair of first sides a wall, the pair of first side walls and the first elastic segment together define a first click recess, the second elastic segment includes a pair of second side walls, and the pair of second side walls are defined together with the second elastic segment a second latching recess having a first abutting portion, the latching member having a second abutting portion, the first elastic portion of the elastic member being respectively provided by the first abutting portion and the second abutting portion The first latching recess and the second latching recess of the second elastic segment of the elastic member abut. A fixing device for mounting on a bracket, comprising: at least one mounting member disposed on the bracket; an insert member corresponding to the bracket, the insert member having a groove; a latching member, opposite The bracket is pivotally connected, the latching member includes a latching arm, the latching arm is a groove penetrating the inserting member, the latching arm has a first latching protrusion; and an elastic member An elastic force is applied to the latching member such that the first latching projection of the latching member extends out of the groove of the inserting member by the elastic force of the resilient member. The fixing device as claimed in claim 8, wherein the bracket comprises a side plate and an end plate, the side plate has a window, the end plate is substantially perpendicularly connected to the side plate, and the latch member comprises an operation portion corresponding to The window of the side panel of the bracket. The fixing device of claim 9, wherein the end plate is provided with a through hole, and the insert is threaded through the through hole. The fixing device of claim 10, wherein the insert comprises a body portion and a head portion connected to the body portion, the body portion of the insert member includes a concave surface region and a first buckle portion is located in the concave surface region Adjacent to one side of the head. The fixing device of claim 9, wherein the end plate has a pair of mounting holes, and further comprising a fixing seat and a pair of mounting members mounted on the fixing The holder is fixedly mounted to the bracket, and the pair of mounting members are the pair of mounting holes that pass through the end plates of the bracket. The fixing device of claim 12, wherein each mounting member comprises a movable rectangular body, a cylindrical body, and a spring, wherein the rectangular body is slidably coupled to the cylindrical body, the spring An elastic force is applied to the rectangular body such that the rectangular body projects from the fixing seat at a predetermined position by the elastic force of the spring. The fixing device of claim 12, wherein the elastic member is disposed between the fixing seat and the latching member, the elastic member comprises a first elastic segment, a second elastic segment, and a connecting segment extending Connected between the first and second elastic segments. The fixing device as claimed in claim 8, further comprising a slider that is relatively slidably coupled to the bracket and movably snapped against the latch member, wherein when the slider is opposite the bracket When sliding, the slider is pushed against the latching member to relatively pivot the latching member to the bracket, thereby causing the first latching projection of the latching member to retract into the groove. The fixing device of claim 11, wherein the first fastening portion of the insert is for engaging with a locking device of a cabinet. The fixing device of claim 8, wherein the latching member has a second latching projection for engaging with a latching device of a cabinet. A slide rail assembly for mounting on a frame, the frame comprising a plurality of support columns, each support column having a plurality of holes, including a first hole, a first a second hole and a third hole are located between the first hole and the second hole; and a cabinet mounted on the frame by a pair of slide rail assemblies, the cabinet comprising a snap device; each slide rail The assembly includes: a first rail; a second rail sliding relative to the first rail; a bracket connecting the first rail, the bracket comprising a side panel and an end panel, the side panel having a window, the end panel Generally, the side plate is vertically connected, and the end plate includes a pair of mounting holes and a through hole; a fixing seat fixedly mounted on the bracket; a third rail slidably coupled to the first rail and the first rail Between the two rails; an insert member disposed with an end plate corresponding to the bracket, and a portion of the insert member is a through hole passing through the end plate of the bracket, the insert having a groove and a first buckle portion The first fastening portion is a buckle device corresponding to the cabinet; a latching member is pivotally connected to the bracket and the fixing seat, the latching member comprises an operating portion and a latching arm, wherein the latching member The operating portion is a window corresponding to the side plate of the bracket, and the latching arm is a groove that is inserted into the insert, and the latching arm has a first latching convex body; and an elastic member for providing an elastic force to the latching member, so that the first latching projection of the latching member extends to the groove of the inserting member by the elastic force of the elastic member a pair of mounting members mounted on the fixing seat, the pair of mounting members being the pair of mounting holes passing through the end plates of the bracket; Wherein, the pair of mounting members are respectively inserted into the first hole and the second hole of the support column of the frame, and the insert is a third hole inserted into the support column of the frame, and the card of the card member The arm is inserted into the groove of the insert, and acts on the latch by the elastic force of the elastic member, so that the first latch protrusion of the latch protrudes out of the groove of the insert and Abutting against the support column of the rack; when the slide rail assembly is installed in the rack and pushed into the rack for folding, the first buckle portion of the insert and the buckle device of the cabinet can be fastened to each other . The slide rail assembly of claim 18, further comprising a slider that is slidably coupled to the bracket and movably snaps against the latch member, wherein when the slider is opposite to the bracket When the frame slides, the slider is pushed against the latching member to relatively pivot the latching member to the bracket, so that the first latching protrusion of the latching member is retracted into the groove. The slide rail assembly of claim 19, wherein the direction in which the slider slides relative to the bracket coincides with the direction in which the slide rail assembly is unloaded from the frame.