Mortise and tenon structure and quick assembling and disassembling device of case

Abstract

The utility model discloses a mortise and tenon structure and a quick mounting and dismounting device of a case, the mortise and tenon structure comprises a first mounting plate, a second mounting plate, at least one first buckle assembly and at least one second buckle assembly, the first buckle assembly comprises a clamping hook arranged on the first mounting plate and a sliding groove formed in the second mounting plate, and the clamping hook is arranged on the second mounting plate; the clamping hook comprises a bent part and an inclined part which are connected, and the bent part and the inclined part are both connected with the first mounting plate. According to the mortise and tenon structure and the rapid assembling and disassembling device of the case, rapid assembling and disassembling are achieved through cooperation of the clamping hook and the sliding groove in the first buckle assembly and mutual cooperation of the elastic wall, the first clamping groove and the protrusion in the second buckle assembly, meanwhile, the mortise and tenon structure is applied to the case, rapid assembling and disassembling between the module assembly and the case body are achieved, and the assembling and disassembling efficiency is improved. And the structure is simple and firm, and the problems that in the prior art, time and labor are wasted during installation through screws, and the bearing is limited and the stability is poor in a tool-free mode are solved.

Description

Technical Field

[0001] The utility model belongs to the field of assembly, and in particular relates to a fast assembly and disassembly device of a tenon structure and a chassis. Background Art

[0002] The server is an important component of electronic equipment and is a device that provides computing services. Since the server needs to respond to service requests and process them, generally speaking, the server should have the ability to undertake and guarantee services. According to the different types of services provided by the server, it is divided into file servers, database servers, application servers, WEB servers, etc. The main components of the server include processors, hard disks, memory, system buses, etc., which are similar to general computer architectures.

[0003] In traditional servers, some modules are assembled and fixed in the chassis by locking screws. This method is firm, but it is time-consuming and laborious to disassemble. Some modules are assembled and fixed in the chassis by tool-free methods (rivet connection or hand screws, etc.). For example, the tool-free method uses additional riveting limit rivets. This tool-free method requires additional rivets. This method is relatively easy to disassemble, but has limited load-bearing capacity, relatively complex structure, loose rivet connection, easy deformation, easy failure, and relatively poor reliability. Utility Model Content

[0004] The utility model aims to solve the problems raised in the background technology and provides a fast assembly and disassembly device of a chassis.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] The utility model provides a tenon structure, comprising a first mounting plate, a second mounting plate, at least one first buckle assembly and a second buckle assembly, wherein:

[0007] The first buckle assembly includes a hook disposed on the first mounting plate, and a slide groove provided on the second mounting plate, wherein the hook includes a bending portion and an inclined portion connected to each other, and the bending portion and the inclined portion are both connected to the first mounting plate, and the slide groove includes a first groove and a second groove connected to each other, and the inclined portion is slidably connected to the second groove;

[0008] The second buckle assembly includes an elastic wall arranged on the first mounting plate, and a first clamping groove opened on the second mounting plate, an avoidance groove is opened on the first mounting plate, one side of the elastic wall is fixedly connected to the inner wall of the avoidance groove, and a protrusion cooperating with the first clamping groove is provided on the elastic wall.

[0009] Preferably, the first groove and the second groove form an inverted convex shape, and a chamfer is provided between the first groove and the second groove.

[0010] Preferably, reinforcing ribs are provided between the first mounting plate and the elastic wall.

[0011] Preferably, the first buckle assembly further comprises a guide groove formed on the first mounting plate, and the guide groove is located at the hook position.

[0012] A quick assembly and disassembly device for a chassis, the quick assembly and disassembly device for the chassis comprising a chassis body, a module assembly and a tenon structure, a first mounting plate in the tenon structure being integrally formed with a side wall of the module assembly, and a second mounting plate being integrally formed with a side wall of the chassis body, wherein:

[0013] The module assembly includes a first bracket and a second bracket connected to form a frame, and the first mounting plate is integrally formed with a side wall of the first bracket.

[0014] Preferably, the chassis quick assembly and disassembly device also includes an installation port opened at the end of the chassis body, the installation port corresponds to the module assembly, the upper and lower walls of the installation port are provided with a preset number of second clamping grooves, and the upper and lower walls of the square frame end are provided with limiting folds corresponding to each second clamping groove respectively.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The present latch structure and the quick assembly and disassembly device of the chassis achieve quick assembly and disassembly through the cooperation between the hook and the slide groove in the first latch component, the elastic wall in the second latch component, the first holding groove and the protrusion. At the same time, the latch structure is applied to the chassis to achieve quick assembly and disassembly between the module component and the chassis body, and the structure is simple and reliable, which solves the time-consuming and labor-intensive installation by screws in the prior art, as well as the limited load-bearing capacity and poor stability of the tool-free method. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the installation of the module assembly and the chassis body in the tenon structure and the quick assembly and disassembly device of the chassis of the utility model;

[0018] Figure 2 It is a schematic diagram of the assembly of the module components and the chassis body of the tenon structure and the quick assembly and disassembly device of the chassis of the utility model;

[0019] Figure 3 It is an enlarged view of point A in the utility model;

[0020] Figure 4 It is an enlarged view of point B in the utility model;

[0021] Figure 5 This is an enlarged view of point C in the utility model;

[0022] Figure 6 It is an enlarged view of point D in the present utility model.

[0023] Explanation of the accompanying drawings: 1. First snap assembly; 11. Hook; 111. Bending portion; 112. Inclined portion; 12. Slide groove; 121. First groove; 122. Second groove; 13. Guide groove; 2. Second snap assembly; 21. Elastic wall; 22. First holding groove; 23. Avoidance groove; 24. Protrusion; 25. Reinforcing rib; 3. Chassis body; 4. Module assembly; 5. Installation port; 6. Limiting folded edge; 7. Second holding groove. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0025] It should be noted that when a component is referred to as being "connected" to another component, it may be directly connected to the other component or there may be an intermediate component. Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art to which this application belongs. The terms used herein in the specification of this application are only for the purpose of describing specific embodiments and are not intended to limit this application.

[0026] like Figure 1-6 As shown:

[0027] Example 1

[0028] A tenon structure comprises a first mounting plate, a second mounting plate, at least one first buckle assembly 1 and a second buckle assembly 2, wherein:

[0029] The first buckle assembly 1 includes a hook 11 disposed on the first mounting plate, and a slide groove 12 provided on the second mounting plate, wherein the hook 11 includes a bending portion 111 and an inclined portion 112 connected to each other, and the bending portion 111 and the inclined portion 112 are both connected to the first mounting plate, and the slide groove 12 includes a first groove 121 and a second groove 122 connected to each other, and the inclined portion 112 is slidably connected to the second groove 122;

[0030] The second buckle assembly 2 includes an elastic wall 21 arranged on the first mounting plate, and a first clamping groove 22 opened on the second mounting plate. An avoidance groove 23 is opened on the first mounting plate. One side of the elastic wall 21 is fixedly connected to the inner wall of the avoidance groove 23. The elastic wall 21 is provided with a protrusion 24 that cooperates with the first clamping groove 22.

[0031] It should be noted that Figure 1 For example, the first mounting plate and the second mounting plate are installed by the mutual cooperation between the first snap assembly 1 and the second snap assembly 2. The first mounting plate and the second mounting plate in the utility model are not shown in the figure. In this embodiment, the bending portion 111 is an L-shaped structure (including a first straight arm vertically connected to the first mounting plate and a second straight arm parallel to the first mounting plate), the first straight arm in the bending portion 111 is fixedly connected to the first mounting plate, and the bottom end of the bending portion 111 (i.e., the second straight arm) is inclined forward, the inclined portion 112 is inclined from the rear lower to the front upper, the bottom end of the inclined portion 112 is fixedly connected to the first mounting plate, the bottom end of the bending portion 111 (i.e., the bottom end of the second straight arm) is fixedly connected to the top of the inclined portion 112, and the width of the bending portion 111 along the left-right direction is greater than the inclined portion 112. The width of the inclined portion 112 along the left-right direction, the width of the first groove 121 along the left-right direction is greater than the width of the second groove 122 along the left-right direction. During the cooperation between the hook 11 and the slide slot 12, the hook 11 is inserted into the slide slot 12, specifically, the bent portion 111 is inserted into the first groove 121 of the slide slot 12, and the inclined portion 112 slides downward along the second groove 122, so that the bent portion 111 moves downward, and finally the bent portion 111 is buckled on the slide slot 12, so as to realize the locking between the first mounting plate and the second mounting plate in the front, rear, left and right directions;

[0032] The bottom of the elastic wall 21 is fixedly connected to the bottom wall of the avoidance groove 23. The elastic wall 21 is inclined from the rear lower part to the front upper part in a normal state and has elastic force. The setting of the avoidance groove 23 facilitates pressing the elastic wall 21 into the avoidance groove 23, and the protrusion 24 is inserted into the first clamping groove 22 to achieve locking between the first mounting plate and the second mounting plate in the upper and lower directions.

[0033] When the first mounting plate and the second mounting plate are disassembled, the elastic wall 21 is pressed to make the protrusion 24 disengage from the first clamping groove 22, and then the first mounting plate is moved upward so that the inclined portion 112 slides upward along the second groove 122 to the first groove 121. At this time, the bending portion 111 is also located in the first groove 121, and then the first mounting plate is moved away from the second mounting plate to achieve disassembly between the first mounting plate and the second mounting plate.

[0034] The above directions are for the purpose of description only and are not intended to be limiting.

[0035] In this embodiment, the first groove 121 and the second groove 122 form an inverted convex shape, and a chamfer is provided between the first groove 121 and the second groove 122 .

[0036] It should be noted that the shapes of the first groove 121 and the second groove 122 are not limited and can be any shape that satisfies the installation relationship. A chamfer is set in the transition area between the first groove 121 and the second groove 122 to achieve installation guidance for the hook 11.

[0037] In this embodiment, a reinforcing rib (25) is provided between the first mounting plate and the elastic wall (21).

[0038] It should be noted that the structure of the elastic wall 21 is stabilized by the reinforcing ribs 25 .

[0039] In this embodiment, the first buckle assembly 1 further includes a guide groove 13 formed on the first mounting plate, and the guide groove 13 is located at the position of the hook 11 .

[0040] It should be noted that the installation of the hook 11 and the slide groove 12 is guided by providing the guide groove 13 .

[0041] Example 2

[0042] On the basis of Example 1, a quick assembly and disassembly device of a chassis is further proposed, comprising a chassis body 3, a module assembly 4 and the tenon structure in Example 1, wherein the first mounting plate in the tenon structure is integrally formed with a side wall of the module assembly 4, and the second mounting plate is integrally formed with a side wall of the chassis body 3, wherein:

[0043] The module assembly 4 includes a first bracket 41 and a second bracket 42 connected to form a frame, and the first mounting plate is integrally formed with a side wall of the first bracket 41 .

[0044] In this embodiment, the chassis quick assembly and disassembly device also includes an installation port 5 opened at the end of the chassis body 3, the installation port 5 corresponds to the module assembly 4, the upper and lower walls of the installation port 5 are provided with a preset number of second clamping grooves 7, and the upper and lower walls of the square frame end are provided with limiting folded edges 6 corresponding to each second clamping groove 7 respectively.

[0045] It should be noted that the module assembly 4 can be a storage module, a riser bracket module (used to install a riser card, a PCIE card) or a fan module, etc. The module assembly 4 is installed on the side wall of the chassis body 3 through a tenon structure, and the module assembly 4 and the chassis body 3 can be quickly installed and quickly removed through the tenon structure. The chassis body 3 can be a U-shaped structure, the first bracket 41 and the second bracket 42 are both L-shaped structures, the first bracket 41 and the second bracket 42 are fixedly connected to form a long square frame, the first mounting plate and the side wall of the first bracket 41 are integrally formed, and the second mounting plate and the side wall of the chassis body 3 are integrally formed, that is, the hook 11, the elastic wall 21 and the avoidance groove 23 are all located on the side wall of the first bracket 41, and the slide groove 12 and the first holding groove 22 are all located on the side wall of the chassis body 3. The module assembly 4 is installed on the side wall of the chassis body 3 through the cooperation between the hook 11 and the slide groove 12, and the cooperation between the elastic wall 21, the avoidance groove 23 and the first holding groove 22.

[0046] The installation opening 5 is arranged to facilitate the leakage of the external interface on the module assembly 4. The installation opening 5 is located at the left end of the chassis body 3. The second clamping groove 7 corresponds to the limiting folding edge 6 one by one, and the number is not limited. For example, in this embodiment, the top wall of the installation opening 5 is provided with three second clamping grooves 7, and the bottom wall of the installation opening 5 is provided with two second clamping grooves 7. The top wall of the square frame is fixed with three limiting folding edges 6, and the bottom wall of the square frame is fixed with two limiting folding edges 6. When installed, the limiting folding edges 6 are inserted into the second clamping grooves 7 one by one. The shapes of the second clamping grooves 7 and the limiting folding edges 6 are not limited and can be set according to actual needs. For example, in this embodiment, the limiting folding edge 6 is formed into an inverted trapezoid, and the surroundings of the limiting folding edge 6 are chamfered. The left and right side walls of the second clamping groove 7 located on the top wall of the installation opening 5 are wavy in shape to prevent the limiting folding edge 6 from being unable to be removed due to deformation, thereby improving the flexibility of insertion. The second clamping groove 7 located on the bottom wall of the installation opening 5 is rectangular in shape.

[0047] There is no limit to the number of the first snap-fit ​​assembly 1 and the second snap-fit ​​assembly 2. For example, in the present embodiment, there are two first snap-fit ​​assembly 1 and one second snap-fit ​​assembly 2. The two first snap-fit ​​assembly 1 are symmetrically distributed relative to the second snap-fit ​​assembly 2, but the specific positions are not limited.

[0048] The above directions are for the purpose of description only and are not intended to be limiting.

[0049] The module assembly 4 is installed on the side wall of the chassis body 3 through the tenon structure.

[0050] The hook 11 in the first buckle assembly 1 corresponds to the slide groove 12, the elastic wall 21 in the second buckle assembly 2 corresponds to the first holding groove 22, and the limiting folding edges 6 correspond to the second holding groove 7 one by one, and then the bending portion 111 and the inclined portion 112 in the hook 11 are inserted into the first groove 121, and the inclined portion 112 is matched with the second groove 122, and then the inclined portion 112 is slid downward along the second groove 122, so that the bending portion 111 is buckled on the slide groove 12, and the protrusion 24 on the elastic wall 21 is inserted into the first holding groove 22, and the limiting folding edges 6 are inserted into the second holding groove 7 one by one, so that the module assembly 4 is quickly installed on the chassis body 3;

[0051] The process of removing the module assembly 4 from the chassis body 3 is as follows:

[0052] Press the elastic wall 21 to disengage the protrusion 24 from the first retaining groove 22, and then move the module assembly 4 upward so that the inclined portion 112 slides upward along the second groove 122, and the bent portion 111 moves completely into the first groove 121. At the same time, the limiting folding edges 6 disengage from the second retaining groove 7 one by one, and then move the module assembly 4 away from the side wall of the chassis body 3 until the bent portion 111 and the inclined portion 112 are completely disengaged from the slide groove 12, thereby achieving quick disassembly.

[0053] The present latch structure and the quick assembly and disassembly device of the chassis achieve quick assembly and disassembly through the cooperation between the hook and the slide groove in the first latch component, the elastic wall in the second latch component, the first holding groove and the protrusion. At the same time, the latch structure is applied to the chassis to achieve quick assembly and disassembly between the module component and the chassis body, and the structure is simple and reliable, which solves the time-consuming and labor-intensive installation by screws in the prior art, as well as the limited load-bearing capacity and poor stability of the tool-free method.

[0054] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0055] The above-described embodiments only express the more specific and detailed embodiments described in this application, but they cannot be understood as limiting the scope of the patent application. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of this application, which all belong to the protection scope of this application. Therefore, the protection scope of the patent application shall be based on the attached claims.

Claims

1. A tenon structure, characterized in that: The tenon structure comprises a first mounting plate, a second mounting plate, at least one first buckle assembly (1) and a second buckle assembly (2), wherein: The first buckle assembly (1) comprises a hook (11) arranged on a first mounting plate, and a slide groove (12) provided on a second mounting plate, the hook (11) comprising a bending portion (111) and an inclined portion (112) connected to each other, and the bending portion (111) and the inclined portion (112) are both connected to the first mounting plate, the slide groove (12) comprises a first groove (121) and a second groove (122) connected to each other, and the inclined portion (112) is slidably connected to the second groove (122); The second buckle assembly (2) comprises an elastic wall (21) arranged on a first mounting plate, and a first retaining groove (22) provided on the second mounting plate, an avoidance groove (23) provided on the first mounting plate, one side of the elastic wall (21) being fixedly connected to an inner wall of the avoidance groove (23), and a protrusion (24) cooperating with the first retaining groove (22) being provided on the elastic wall (21).

2. The tenon structure according to claim 1, characterized in that: The first groove (121) and the second groove (122) form an inverted convex shape, and a chamfer is provided between the first groove (121) and the second groove (122).

3. The tenon structure according to claim 1, characterized in that: A reinforcing rib (25) is provided between the first mounting plate and the elastic wall (21).

4. The tenon structure according to claim 1, characterized in that: The first buckle assembly (1) further comprises a guide groove (13) formed on the first mounting plate, and the guide groove (13) is located at the position of the hook (11).

5. A quick assembly and disassembly device for a chassis, characterized in that: The quick assembly and disassembly device of the chassis comprises a chassis body (3), a module assembly (4) and a tenon structure according to any one of claims 1 to 4, wherein a first mounting plate in the tenon structure is integrally formed with a side wall of the module assembly (4), and the second mounting plate is integrally formed with a side wall of the chassis body (3), wherein: The module assembly (4) comprises a first bracket (41) and a second bracket (42) connected to form a square frame, and the first mounting plate is integrally formed with a side wall of the first bracket (41).

6. The quick assembly and disassembly device of a chassis as claimed in claim 5, characterized in that: The chassis quick assembly and disassembly device also includes an installation opening (5) provided at the end of the chassis body (3), the installation opening (5) corresponding to the module assembly (4), the upper and lower walls of the installation opening (5) being provided with a preset number of second clamping grooves (7), and the upper and lower walls of the frame end being provided with limiting folding edges (6) corresponding one-to-one with each second clamping groove (7).

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