TWI549587B - Latch device and server using the same - Google Patents

Description

Latching device and server using the same

The present invention relates to the technical field of mechanical structures, and more particularly to a latch device capable of smoothly assembling and disassembling an upper cover and a server using the same.

In recent years, with the advancement of technology, the use of electronic products and accessories has become more and more common, and improvements have been made toward lightweight and reduced volume design to provide greater convenience. Due to the miniaturization of electronic products and accessories, the assembly of electronic products and accessories is becoming more and more difficult. In order to facilitate the assembly of electronic products and accessories, the components of electronic products and accessories are often installed in electronic products. And the inside of the case of the accessory, after installation, use a cover to close the case.

Referring to FIGS. 1A and 1B, a schematic structural view of an electronic product and an accessory, an upper cover 10 is disposed on a casing 11 for closing the casing 11. A button 12 is disposed on the upper cover 10, and the button 12 is coupled to a buckle 13 disposed inside the upper cover 10 and located below the button 12. The housing 11 is provided with an engaging portion 14 corresponding to the latch 13 . The buckle 13 can be locked with the engaging portion 14 to fix the upper cover 10 to the casing 11. When the upper cover 10 needs to be removed from the casing 11, the button 12 is pressed, and the button 12 touches the buckle 13 so that the buckle 13 is disengaged from the engaging portion 14 so that the upper cover 10 and the button 10 are The casing 11 is unfixed, and the upper cover 10 is moved. The upper cover 10 is removed from the casing 11 to perform the removal of the upper cover 10.

However, when the button 12 is pressed, the lock 13 is often caught and cannot be detached from the engaging portion 14, which makes it difficult to remove the upper cover 10.

The technical problem to be solved by the present invention is to provide a latching device and an upper cover using the latching device, which can realize smooth assembly and disassembly of the upper cover on the casing.

In order to solve the above problems, the present invention provides a latching device for a server, comprising: a positioning post fixed on a server casing; a receiving frame fixed on the server cover; a translating plate is fixed in the receiving frame by a fixing member, the fixing member allowing the translating plate to move between a first position and a second position relative to the receiving frame along an opening of the translating plate; Rotating the handle, pivotally connected to the translating plate by two rotating shafts, the rotating handle being rotatable between the first rotating position and the second rotating position; wherein the positioning post is inserted into a jack of the translating plate in the receiving frame The rotating handle drives the receiving frame to move back and forth by the rotation between the first rotating position and the second rotating position, thereby driving the upper cover to move back and forth along with the receiving frame, and the translating plate is opposite to the receiving frame. The first position moves along with the second position.

Further, the two sides of the receiving frame include two opposite front and rear limiting portions, and the rotating handle has two opposite turning portions at the rotating shaft end of the rotating handle, and the rotating portion is restricted by the limiting portion, so that the rotating handle When the first rotating position and the second rotating position are rotated, the receiving frame is driven to move back and forth.

Further, the front and rear limiting portions respectively have an active surface opposite to each other, and the rotating portion has an opposite pushing surface with respect to the active surface of the front and rear limiting portions.

Further, the fixing members are two, and the fixing member allows the translating plate to move between the first position and the second position relative to the receiving frame along the two openings of the translating plate.

Further, the rotating handle has two fixed ends on one side of the rotating shaft. The two sides of the receiving frame respectively have a protruding elastic piece. When the rotating handle is located at the second rotating position, the protruding elastic piece engages the fixed opening. .

Further, one end of the rotating handle away from the rotating shaft includes a locking structure, and the receiving frame includes a locking portion. When the rotating handle is located at the second rotating position, the locking structure is screwed to open the locking structure. Or closed to the lock portion.

The present invention also provides a server having a latching device, including a casing, an upper cover that is engaged with the casing, and a latching device fixed to the upper cover; the latching device includes: a positioning post fixed on the a receiving frame fixed to the upper cover; a translating plate fixed in the receiving frame by a fixing member, the fixing member allowing the translating plate to be opposite to the receiving frame along an opening of the translating plate Moving between a first position and a second position; a rotating handle pivotally connected to the translating plate via two rotating shafts, the rotating handle being rotatable between the first rotating position and the second rotating position while driving; When the positioning post is inserted into a receiving hole of the translating plate in the receiving frame, the rotating handle drives the receiving frame to move back and forth by the rotation between the first rotating position and the second rotating position, thereby driving the upper cover The front cover is moved back and forth along with the housing, and the upper cover is coupled to or detached from the casing, and the translating plate moves along the first position and the second position relative to the receiving frame.

Further, the two sides of the casing have a plurality of bayonet ports, and the upper side of the upper cover has a plurality of first positioning pins. When the upper cover is engaged or disengaged from the casing, the bayonet is engaged or disengaged from the first positioning pin.

Further, the rear portion of the casing has a plurality of positioning holes, and the rear portion of the upper cover has a plurality of second positioning pins. When the upper cover is engaged or disengaged from the casing, the positioning holes are engaged or disengaged from the second positioning pins.

Further, the front portion of the casing has a plurality of tabs, and the front portion of the upper cover has a plurality of arcuate buckles. When the upper cover is engaged or disengaged from the casing, the tabs are engaged or disengaged from the arcuate buckles.

The invention has the advantages that the rotating handle drives the receiving frame to move back and forth by the rotation between the first rotating position and the second rotating position, thereby driving the upper cover to move back and forth along with the receiving frame, thereby driving the latch The upper cover connected to the lock device is moved relative to the casing, thereby achieving smooth assembly and disassembly of the upper cover on the casing, and also avoiding the phenomenon that the lock is stuck in the prior art, and the upper cover is difficult to be disassembled. At the same time, the latching device of the present invention does not use any plastic parts or die-casting parts, and converts the rotary motion of the rotary handle into the horizontal movement of the upper cover only by a common stamping part and a rivet combination, and the manufacturing process is simple.

10‧‧‧Upper cover

11‧‧‧Shell

12‧‧‧ button

13‧‧‧Lock

14‧‧‧Clock Department

20‧‧‧Upper cover

2011‧‧‧Second positioning pin

2012‧‧‧First positioning pin

2013‧‧‧Bowed buckle

21‧‧‧Chassis

210‧‧‧Positioning holes

211‧‧‧ bayonet

212‧‧ ‧ tongue

22‧‧‧Latch device

23‧‧‧Positioning column

24‧‧‧ Shelter

240‧‧‧ accommodating chamber

241‧‧‧Second elongate opening

242‧‧‧ Bumps

243‧‧‧Locking Department

244‧‧‧ Front and rear limit

2441‧‧‧Action surface

2442‧‧‧Action surface

245‧‧‧Fixed Department

25‧‧‧Rotary handle

250‧‧‧Transfer Department

2501‧‧‧ Pushing surface

2502‧‧‧ Pushing surface

2511‧‧‧ fixed mouth

252‧‧‧ dent

26‧‧‧ shaft

27‧‧‧Lock structure

270‧‧‧Rotating Department

2701‧‧‧ screw head

271‧‧‧ratchet

272‧‧‧ bolt

28‧‧‧Transition board

281‧‧‧ jack

282‧‧‧First elongated opening

283‧‧‧Fixed parts

29‧‧‧ Shield cover

1A and 1B are schematic views showing the structure of prior art electronic products and accessories.

Figure 2 is a schematic cross-sectional view of the latch device of the present invention.

Figure 3 is a schematic view of another angle of the latching device of the present invention.

Figure 4A is a schematic view showing the structure of the rotary handle of the latch device of the present invention in the first rotational position.

Figure 4B is a schematic view showing the structure of the rotary handle of the latch device of the present invention in the second rotational position.

Figure 5A is a schematic view showing the exploded structure of the rotary handle of the latch device of the present invention in the first rotational position.

Figure 5B is an exploded view of the rotating handle of the latch device of the present invention in a second rotational position Figure.

Figure 6 is a schematic view of the lock structure.

7A to 7C are schematic views showing the movement of the latch device of the present invention from the first rotational position to the second rotational position.

8A to 8D are schematic views showing the movement of the latch device of the present invention from the second rotational position to the first rotational position.

Figure 9 is a schematic view showing the structure of the upper cover of the present invention.

Figure 10 is a schematic view showing the state in which the latch device of the present invention is opened on the upper cover.

Figure 11 is a schematic view showing the state in which the latch device of the present invention is closed on the upper cover.

Figure 12 is a schematic view showing the structure of the first positioning pin and the bayonet.

Figure 13 is a schematic view showing the structure of the second positioning pin and the positioning hole.

Figure 14 is a schematic view showing the structure of the bow snap and the tab.

The above and other objects, features and advantages of the present invention will become more <RTIgt; Furthermore, the directional terms mentioned in the present invention, such as upper, lower, top, bottom, front, rear, left, right, inner, outer, side, surrounding, central, horizontal, horizontal, vertical, longitudinal, axial, Radial, uppermost or lowermost, etc., only refer to the direction of the additional schema. Therefore, the directional terminology used is for the purpose of illustration and understanding of the invention.

The specific embodiment of the latch device and the server using the latch device provided by the present invention will be described in detail below with reference to the accompanying drawings.

Referring to Figures 2 to 5B, the latch device 22 provided by the present invention is suitable for a servo Server (not shown). The latching device 22 includes a positioning post 23, a receiving frame 24, a translating plate 28 and a rotating handle 25. The server includes an upper cover 20 and a casing 21. The latching device 22 is for moving the upper cover 20 of the server relative to the casing 21.

The positioning post 23 is fixed to the casing 21 of the server. The receiving frame 24 is fixed On the top cover 20 of the server. Further, the receiving frame 24 is fixed on the upper cover 20 and forms a receiving cavity 240.

The translating plate 28 is fixed in the receiving frame 24 by a fixing member 283, further It is disposed at the bottom of the accommodating cavity 240. The securing member 283 allows the translating plate 28 to move between a first position and a second position relative to the receiving frame 24 along the first elongate opening 282 of the translating plate 28. That is, along the axial direction of the receiving frame 24, the translating plate 28 moves along the first elongated opening 282 relative to the receiving frame 24.

The first elongated opening 282 extends in the axial direction of the receiving frame 24. The fixing piece The 283 can be a stepped bolt having a hat-shaped structure that prevents the translating plate 28 from lifting relative to the receiving frame 24 while still operating the translating plate 28 to move. In this embodiment, the translating plate 28 is provided with two first elongated openings 282 extending axially along the receiving cavity, the two fixing members 283 permitting the translating plate 28 along the two first elongated openings The 282 moves relative to the receiving frame 24 between a first position and a second position.

In this embodiment, the bottom of the receiving cavity 240 is provided with a The second cavity 240 extends axially through the second elongated opening 241, which allows the positioning post 23 to be inserted and moved therethrough. The translating plate 28 is provided with a receptacle 281 that allows the positioning post 23 to be inserted through the second elongate opening 241 to secure the translating plate 28 relative to the housing 21.

The rotating handle 25 is pivotally connected to the translating plate 28 via two rotating shafts 26, and the rotating handle The hand 25 is rotatable between a first rotational position and a second rotational position. In the present embodiment, the first rotational position refers to the position of the rotary handle 25 perpendicular to the receiving frame 24, as shown in FIG. 4A. The second rotational position refers to a position in which the rotary handle 25 is parallel to the receiving frame 24, as shown in FIG. 4B. The pivoting of the rotating handle 25 to the translating plate 28 via the two rotating shafts 26 means that the rotating handle 25 is rotatably coupled to the translating plate 28 such that the rotating handle 25 is movable between the first rotational position and the second rotational position. Turn.

When the positioning post 23 is inserted into a receiving hole 281 of the translating plate 28 in the receiving frame 24, the rotating handle 25 drives the receiving frame 24 to move back and forth by the rotation between the first rotating position and the second rotating position. The upper cover 20 is further driven to move back and forth along with the receiving frame 24, and the translating plate 28 is moved relative to the receiving frame 24 between the first position and the second position.

Further, the two sides of the receiving frame 24 include two opposite front and rear limiting portions 244. The rotating handle 25 includes two opposite turning portions 250 at the rotating end of the rotating handle 25. The turning portion 250 is limited to the limiting portion 244 such that the rotating handle 25 drives the receiving frame 24 to move back and forth when rotating between the first rotating position and the second rotating position. In order to clearly show the internal structure of the latch device of the present invention, the holder 24 is removed in FIGS. 4A and 4B, and only the front and rear stoppers 244 are retained.

In the embodiment, the front and rear limiting portions 244 respectively have opposite working surfaces 2441 and 2442 , and the rotating portions 250 have opposite pushing surfaces 2501 with respect to the working surfaces 2441 and 2442 of the front and rear limiting portions 244 . And 2502. When the rotating handle 25 rotates between the first rotating position and the second rotating position, the pushing surfaces 2501 and 2502 press the working surfaces 2441 and 2442 of the front and rear limiting portions to drive the receiving frame 24 to move back and forth, thereby driving the driving handle 24 The upper cover 20 moves back and forth along with the receiving frame 24, and the translating plate 28 is in the first position and the second position relative to the receiving frame 24. Move along with each other.

The positioning post 23 is sequentially passed through the second elongated opening 241 of the receiving frame 24 and flattened The insertion hole 281 of the plate is fixed with respect to the casing 21 due to the restriction of the socket 281, that is, the translation plate 28 cannot move relative to the casing 21, but due to the second elongated opening 241 The second elongated opening 241 reserves a space for the positioning post 23 to move, allowing the positioning post 23 to move in the second elongated opening 241. The fixing member 283 is fixed in the receiving frame 24 and allows the translating plate 28 to move between the first position and the second position relative to the receiving frame 24 along the first elongated opening 282 of the translating plate 28. The fixing member 283 can prevent the translating plate 28 from being lifted from the accommodating cavity 240 and can not hinder the movement of the accommodating frame 24.

Pushing the rotary handle 25 to rotate from the first rotational position to the second rotational position, the push The movable surface 2501 presses the working surface 2441; since the front and rear limiting blocks 244 are fixed to the receiving frame 24, the receiving frame 24 can be pushed to move in the moving direction of the rotating handle 25. The second elongated opening 241 of the bottom of the accommodating cavity 240 moves accordingly. Since the positioning post 23 is fixed, the positioning post 23 moves in the second elongated opening 241, that is, the positioning post 23 is opposite to the positioning post 23 The second elongated opening 241 moves. Since the translating plate 28 is fixed relative to the casing 21 by the positioning post 23 inserted into the insertion hole 281, the translating plate 28 is fixed relative to the casing 21, and the fixing member 283 fixed in the receiving frame 24 is fixed. The translating plate 28 is allowed to move from the first position to the second position relative to the receiving frame 24 in the axial direction of the receiving frame 24. Further, the latching device 22 drives the upper cover 20 to move along with the receiving frame 24, so that the upper cover 20 moves horizontally relative to the casing 21.

Pushing the rotary handle 25 to rotate from the second rotational position to the first rotational position, the push The movable surface 2502 presses the working surface 2442. Since the front and rear limiting blocks 244 are fixed to the receiving frame 24, the receiving frame 24 can be pushed to move in the moving direction of the rotating handle 25. The bottom of the receiving chamber 240 The second elongated opening 241 is moved accordingly. Since the positioning post 23 is fixed, the positioning post 23 is moved in the second elongated opening 241, that is, the positioning post 23 is opposite to the second elongated opening. 241 moves. Since the translating plate 28 is fixed relative to the casing 21 by the positioning post 23 inserted into the insertion hole 281, the translating plate 28 is fixed relative to the casing 21, and the fixing member 283 fixed in the receiving frame 24 is fixed. The translating plate 28 is allowed to move from the second position to the first position relative to the receiving frame 24 along the axial direction of the receiving frame 24; and the latching device 22 drives the upper cover 20 to move along with the receiving frame 24, so that the The upper cover 20 is horizontally moved relative to the casing 21.

The rotating handle 25 has two fixed ends on one side of one end of the rotating shaft 26 away from the rotating shaft 26 2511, the two sides of the receiving frame 24 respectively have a protruding elastic piece 242. When the rotating handle 25 is located at the second rotating position, the protruding elastic piece 242 is engaged with the fixing opening 2511.

When the rotary handle 25 is rotated from the first rotational position to the second rotational position to the rotation When the end of the handle 25 away from the rotating shaft 26 is in contact with the protruding piece 242, the rotating handle 25 has an outward force on the protruding piece 242 away from the end of the rotating shaft 26, so that the protruding piece 242 is away from the receiving cavity. The direction of 240 is elastically deformed. When the rotating handle 25 is rotated away from the one end of the rotating shaft 26 to the second rotating position, the protruding elastic piece 242 is embedded in the fixing opening 2511, and the convex elastic piece 242 is restored. In the original state, the protruding elastic piece 242 is engaged with the fixing opening 2511, thereby fixing the rotating handle 25 in the receiving frame 24 to prevent the rotating handle 25 from rotating.

When the force is applied, the rotating handle 25 fixed in the receiving frame 24 is rotated by the second rotation position. When the first rotating position is rotated, the protruding elastic piece 242 is disengaged from the fixing opening 2511, and an end of the rotating handle 25 away from the rotating shaft 26 has an outward force on the protruding elastic piece 242, so that the protruding elastic piece 242 The elastic deformation occurs in a direction away from the accommodating chamber 240. The rotating handle 25 is away from the rotating shaft 26 One end of the rotation handle 25 is rotated toward the first rotation position, and the end of the rotation handle 25 away from the rotation shaft 26 is out of contact with the protrusion elastic piece 242, and the convex spring piece 242 loses the force of the rotation handle 25 away from the end of the rotation shaft 26, Returning to the original state, the rotating handle 25 is no longer restricted by the bumps 242.

Further, an end of the rotating handle 25 away from the rotating shaft is along the rotating handle 25 A recess 252 is formed in the longitudinal direction, and a recess is formed between the recess 252 and the end of the receiving frame 24 to facilitate pulling the rotating handle 25 out of the receiving cavity 240. When the rotary handle 25 is fixed in the accommodating chamber 240, if the rotary handle 25 needs to be pulled up, the hand can be taken out from the recess 252, and the rotary handle 25 can be pulled up.

Further, the rotating handle 25 has a latching knot at one end of the rotating shaft 26 away from the rotating shaft 26 The holding frame 24 includes a locking portion 243. When the rotating handle 25 is located at the second rotating position, the locking structure 27 is screwed to open or close the locking structure 27 to the locking portion 243. .

Referring to Figure 6 for a schematic view of the latch structure 27, the latch structure 27 includes an inset A rotating portion 270 embedded in the hand 25 and a ratchet piece 271 disposed inside the rotating handle 25. The rotating portion 270 has a screw head 2701 exposed on the surface of the rotating handle 25 so that the user can control the rotation of the rotating portion 270 by the screw head 2701. The screw head 2701 is marked with a logo for locking and unlocking for the user to use. The rotating portion 270 is coupled to the ratchet piece 271. Further, the rotating portion 270 can be coupled to the ratchet piece 271 via a bolt 272. When the rotating portion 270 rotates, the ratchet piece 271 is rotated. In this embodiment, the rotating portion 270 can drive the ratchet piece 271 to rotate by 90 degrees. A corresponding position of the inner side wall of the receiving frame 24 is provided with a locking portion 243, the ratchet piece 271 is rotatable under the locking portion 243, and the locking portion 243 is used for restricting the ratchet piece 271 from moving up and down to prevent the The rotary handle 25 is rotated relative to the receiving cavity 240.

When the screw head 2701 is pointed to the locked position, the ratchet piece 271 is located at the lock Under the buckle portion 243, the locking portion 243 restricts the ratchet piece 271 from moving up and down to prevent the rotating handle 25 from rotating relative to the receiving cavity 240. When the user rotates the screw head 2701 to point from the locked position to the unlocked position, the screw head 2701 drives the rotating portion 270 to rotate, thereby driving the ratchet piece 271 to make the ratchet piece 271 from the locking portion. When the 243 is disengaged, the rotating handle 25 is rotatable relative to the receiving cavity 240.

Further, the translating plate 28 is disposed adjacent to the rotating handle shaft 26 a cover cover 29 fixedly coupled to the translating plate 28 for shielding a portion of the translating plate 28 to prevent the translating plate 28 from being exposed when the rotating handle 25 is closed, while preventing external interferences from falling to the The chamber 240 is received.

Further, referring to FIG. 3, the edge of the receiving frame 24 is provided with at least one facing the The fixing portion 245 of the upper cover 20 is fixed to the upper cover 20 by the fixing portion 245. The fixing portion 245 can be fixed to the upper cover 20 by a mechanical connection such as a screw. The number of the fixing portions 245 is variable. In the specific embodiment, the fixing portions 245 are three, and two are disposed on the side wall of the receiving frame 24, and one is disposed at the end of the receiving frame 24 to latch the latch. The device 22 is fixedly secured to the upper cover 20.

The closing of the latch device of the present invention will be described in detail below with reference to FIGS. 7A to 7C. In the present description, the receiving frame 24 is removed to facilitate a clear view of the movement of the latching device.

Referring to Fig. 7A, the rotating handle 25 is located at the first rotational position as an initial state. The initial position of the ends of the front and rear stop blocks 244 is schematically indicated by dashed lines in the figure.

Referring to FIG. 7B, the rotary handle 25 is pushed to rotate from the first rotational position to the second rotational position, so that the push surface 2501 presses the active surface 2441. Since the front and rear limit blocks 244 are fixed at The receiving frame 24 is configured to push the receiving frame 24 to move in the moving direction of the rotating handle 25. The second elongated opening 241 of the bottom of the accommodating cavity 240 moves accordingly. Since the positioning post 23 is fixed, the positioning post 23 moves in the second elongated opening 241, that is, the positioning post 23 is opposite to the positioning post 23 The second elongated opening 241 moves. Since the translating plate 28 is fixed relative to the casing 21 by the positioning post 23 inserted into the insertion hole 281, the translating plate 28 is fixed relative to the casing 21, and the fixing member 283 fixed in the receiving frame 24 is fixed. The translating plate 28 is allowed to move from the first position to the second position relative to the receiving frame 24 in the axial direction of the receiving frame 24. Further, the latching device 22 drives the upper cover 20 to move forward along with the receiving frame 24, so that the upper cover 20 moves horizontally relative to the casing 21.

Referring to FIG. 7C, the rotating handle 25 is continuously pushed. When the rotating handle 25 is rotated into the receiving frame 24, the pushing surface 2501 is out of contact with the acting surface 2441, and the latching device 22 stops moving relative to the casing 21. . Further, the protruding elastic piece 242 is embedded in the fixing opening 2511 to fix the rotating handle 25 in the receiving cavity 240 to prevent the rotating handle 25 from rotating relative to the receiving cavity 240. Further, the rotating portion 270 is controlled to rotate by rotating the screw head 2701 of the locking structure 27 to drive the ratchet piece 271 to rotate under the locking portion 243 to prevent the rotating handle 25 from rotating relative to the receiving cavity 240. The initial position of the ends of the front and rear stop blocks 244 is schematically indicated by dashed lines in the figure. So far, the latching device 22 drives the upper cover 20 to be assembled on the casing 21.

The movement process of the opening of the latch device of the present invention will be described in detail below with reference to Figs. 8A to 8D.

Referring to Fig. 8A, the rotating handle 25 is located at the second rotation position as an initial state. The initial position of the ends of the front and rear stop blocks 244 is schematically indicated by dashed lines in the figure.

Referring to FIGS. 8B and 8C, the rotary handle 25 is pulled to rotate from the second rotational position to the first rotational position, so that the push surface 2502 presses the active surface 2442. Due to the front and rear limits The block 244 is fixed to the receiving frame 24 so as to be able to push the receiving frame 24 to move in the moving direction of the rotating handle 25. The second elongated opening 241 of the bottom of the accommodating cavity 240 moves accordingly. Since the positioning post 23 is fixed, the positioning post 23 moves in the second elongated opening 241, that is, the positioning post 23 is opposite to the positioning post 23 The second elongated opening 241 moves. Since the translating plate 28 is fixed relative to the casing 21 by the positioning post 23 inserted into the insertion hole 281, the translating plate 28 is fixed relative to the casing 21, and the fixing member 283 fixed in the receiving frame 24 is fixed. The translating plate 28 is allowed to move from the second position to the first position relative to the receiving frame 24 in the axial direction of the receiving frame 24.

Further, the bump elastic piece 242 is detached from the fixing opening 2511, and the rotating handle An end of the hand 25 away from the rotating shaft 26 has an outward force on the protruding elastic piece 242, so that the protruding elastic piece 242 is elastically deformed away from the receiving cavity 240. The end of the rotating handle 25 away from the rotating shaft 26 continues to rotate toward the first rotating position, and the end of the rotating handle 25 away from the rotating shaft 26 is out of contact with the protruding elastic piece 242, and the protruding elastic piece 242 loses the rotating handle 25 away from the The force of one end of the rotating shaft 26 is restored to its original state, and the rotating handle 25 is no longer restricted by the bump elastic piece 242.

Further, the latching device 22 drives the upper cover 20 to move rearward along with the receiving frame 24, so that the upper cover 20 moves horizontally relative to the casing 21. The initial position of the ends of the front and rear stop blocks 244 is schematically indicated by dashed lines in the figure.

Referring to FIG. 8D, the rotary handle 25 is continued to be pulled. The rotary handle 25 is rotated to the first rotational position. The push surface 2502 is out of contact with the active surface 2442, and the latching device 22 stops moving relative to the casing 21. So far, the latching device 22 drives the upper cover 20 to detach the upper cover 20 from the casing 21.

Referring to Figure 9, the present invention also provides a server. The server includes a casing 21, an upper cover 20 that is engaged with the casing 21, and a latching device 22 fixed to the upper cover 20.

The latching device 22 is embedded in the surface of the upper cover 20 and exposes the rotating handle 25. The receiving frame 24 of the latching device is fixedly coupled to the upper cover 20. The structure of the latch device 22 will not be described herein. 10 and 11 schematically show the state in which the latch device 22 is opened and closed on the upper cover 10.

See Figure 9 and Figure 12, and Figure 12 is an enlarged view of the A portion in Figure 9. The two sides of the casing 21 have a plurality of bayonet 211. The upper cover 20 has a plurality of first positioning pins 2012. The casing 21 is provided with at least one bayonet 211 corresponding to the position. When the upper cover 20 is engaged or disengaged, In the case of the casing 21, the bayonet 211 is engaged with or disengaged from the first positioning pin 2012. Further, each of the bayonet 211 allows each of the first positioning pins 2012 to move and prevent each of the first positioning pins 2012 from being disengaged from the bayonet 211 to correspond the inner side wall of the upper cover 20 to the casing 21. The inner side wall is fixed.

See Figure 9 and Figure 13, Figure 13 is an enlarged view of the B portion in Figure 9. The rear portion of the casing 21 has a plurality of positioning holes 210. The rear portion of the upper cover 20 has a plurality of second positioning pins 2011. When the upper cover 20 is engaged or disengaged from the casing 21, the positioning holes 210 are engaged or disengaged from the second portion. The positioning pin 2011 fixes the rear portion of the upper cover 20 and the corresponding rear portion of the casing 21.

See Figure 9 and Figure 14, Figure 14 is an enlarged view of the C portion in Figure 9. The front portion of the casing 21 has a plurality of tabs 212. The front portion of the upper cover 20 has a plurality of arcuate clips 2013. When the upper cover 20 is engaged or disengaged from the casing 21, the tabs 212 are engaged or disengaged from the arches. The buckle 2013 is fixed to the front portion of the upper cover 20 and the corresponding front portion of the casing 21.

When the upper cover 20 is placed on the casing 21, the second positioning pin 2011 is opposite The positioning hole 210 is located, the first positioning pin 2012 is located at the bottom of the bayonet 211, and the arcuate clip 2013 is aligned with the tab. Pushing the rotating handle 25 of the latching device, the latching device 22 drives the upper cover 20 to move relative to the casing 21, and the second positioning pin 2011 is inserted into the positioning hole 210 to cover the upper cover 20 The rear portion is fixed to the corresponding rear portion of the casing 21, and the first positioning pin 2012 moves along the bayonet 211 to fix the inner side wall of the upper cover 20 and the corresponding inner side wall of the casing 21, the arcuate buckle 2013 and each The tab is engaged to fix the front portion of the upper cover 20 to the corresponding front portion of the casing 21.

After the upper cover 20 is assembled to the casing 21 by the latching device 22, the upper cover 20 is fixed to the casing through the second positioning pin 2011, the first positioning pin 2012 and the arcuate buckle 2013. 21 on. When the upper cover 20 needs to be detached from the casing 21, the rotating handle 25 is pulled to move the upper cover 20 relative to the casing 21. The second positioning pin 2011, the first positioning pin 2012 and the bow buckle 2013 The positioning hole 210, the bayonet 211 and the tab are respectively disengaged, and the upper cover 20 is smoothly detached from the casing 21.

The present invention has been disclosed in its preferred embodiments, and is not intended to limit the invention, and the present invention may be modified and modified without departing from the spirit and scope of the invention. The scope of protection is subject to the definition of the scope of the patent application.

244‧‧‧ Front and rear limit

2441‧‧‧Action surface

2442‧‧‧Action surface

25‧‧‧Rotary handle

250‧‧‧Transfer Department

2501‧‧‧ Pushing surface

2502‧‧‧ Pushing surface

2511‧‧‧ fixed mouth

252‧‧‧ dent

27‧‧‧Lock structure

271‧‧‧ratchet

28‧‧‧Transition board

282‧‧‧First elongated opening

283‧‧‧Fixed parts

29‧‧‧ Shield cover

Claims (9)

A latching device is provided for a server, comprising: a positioning post fixed on a casing of the server; a receiving frame fixed on the upper cover of the server; and a translating plate fixed by a fixing The fixing member is fixed in the receiving frame, the fixing member allows the translating plate to move between the first position and the second position relative to the receiving frame along an opening of the translating plate; and a rotating handle passing through the two rotating shafts Pivoting the translating plate, the rotating handle is rotatable between the first rotating position and the second rotating position; wherein when the positioning post is inserted into a receiving hole of the translating plate in the receiving frame, the rotating handle passes through The rotation between the first rotating position and the second rotating position drives the receiving frame to move back and forth, thereby driving the upper cover to move back and forth along with the receiving frame, and the translating plate is in the first position and the first position relative to the receiving frame The two positions are moved together; the rotating handle has two fixed openings on one side of the rotating shaft, and the two sides of the receiving frame respectively have a protruding elastic piece. When the rotating handle is located at the second rotating position, the protruding point Shrapnel snap Given mouth. The latching device of claim 1, wherein the two sides of the receiving frame comprise two opposite front and rear limiting portions, and the rotating handle has two opposite turning portions at the rotating end of the rotating handle, the turning The portion is constrained by the limiting portion such that the rotating handle drives the receiving frame to move back and forth when rotating between the first rotating position and the second rotating position. The latching device of claim 2, wherein the front and rear limiting portions respectively have an active surface opposite to each other, and the rotating portion has an opposite pushing surface with respect to the active surface of the front and rear limiting portions. The latching device of claim 1, wherein the fixing member is two, the fixing member allows the translating plate to be along a position of the translating plate relative to the receiving frame at a first position and a second Move between positions. The latching device of claim 1, wherein one end of the rotating handle away from the rotating shaft comprises a locking structure, and the receiving frame comprises a locking portion, when the rotating handle is located at the second rotating position, The lock structure is screwed to open or close the lock structure to the lock portion. A server having a latching device includes a casing, an upper cover that is engaged with the casing, and a latching device fixed to the upper cover; the latching device includes: a positioning post fixed on the casing a receiving frame fixed on the upper cover; a translating plate fixed in the receiving frame by a fixing member, the fixing member allowing the translating plate to be opposite to the receiving frame along an opening of the translating plate Moving between a position and a second position; and a rotating handle pivotally connected to the translating plate via two rotating shafts, the rotating handle being rotatable between the first rotating position and the second rotating position while driving; wherein When the positioning post is inserted into a receiving hole of the translating plate in the receiving frame, the rotating handle passes through a rotating drive between the first rotating position and the second rotating position Moving the container back and forth to drive the upper cover to move back and forth along with the receiving frame, thereby engaging or disengaging the upper cover with the casing, and the translating plate is in the first position and the second position relative to the receiving frame Moving together; the rotating handle has two fixed openings on one side of the rotating shaft; the two sides of the receiving frame respectively have a protruding elastic piece, and when the rotating handle is located at the second rotating position, the protruding elastic piece is engaged The fixed port. The server having a latching device according to claim 6, wherein the casing has a plurality of bayonet sides on both sides thereof, and the upper cover has a plurality of first positioning pins on both sides thereof, when the upper cover is engaged or disengaged In the case of the casing, the bayonet is engaged or disengaged from the first positioning pin. The server having a latching device according to claim 6, wherein the rear portion of the casing has a plurality of positioning holes, and the rear portion of the upper cover has a plurality of second positioning pins, when the upper cover is engaged or disengaged from the casing The positioning hole is engaged with or disengaged from the second positioning pin. The server having a latching device according to claim 6, wherein the front portion of the casing has a plurality of tabs, and the front portion of the upper cover has a plurality of arcuate clips, and when the upper cover is engaged or disengaged from the machine When the case is in the case, the tab snaps or disengages the bow.