CN219138734U

CN219138734U - Locking mechanism and equipment shell

Info

Publication number: CN219138734U
Application number: CN202222288652.2U
Authority: CN
Inventors: 薛洋; 孙昌玉; 李勇; 孟自军
Original assignee: LCFC Hefei Electronics Technology Co Ltd
Current assignee: LCFC Hefei Electronics Technology Co Ltd
Priority date: 2022-08-30
Filing date: 2022-08-30
Publication date: 2023-06-06
Anticipated expiration: 2032-08-30

Abstract

The utility model provides a locking mechanism and a device shell, wherein the locking mechanism comprises: the lock catch is positioned on the shell and can move in a preset range relative to the shell, and is correspondingly arranged on the rotating cover and provided with a plurality of lock grooves which are connected with the lock rod in a matching way; when the lock rod moves to a first position in a direction away from the shell, the rotating cover can rotate relative to the shell, so that the lock rod can extend into or separate from the first locking groove; when the lock rod moves from the first position to the second position in a direction approaching the machine shell, the lock rod slides into the second locking groove so as to fix the rotating cover on the machine shell. The locking mechanism can complete the operation of locking and unlocking the rotating cover under the condition that the lock rod is not separated from the shell.

Description

Locking mechanism and equipment shell

Technical Field

The embodiment of the utility model relates to the technical field of equipment installation, in particular to a locking mechanism and an equipment shell.

Background

When a user dismantles or wants to rotate the door, the user usually needs to dismount the screw first and then dismount or open the door by rotating the door, but the dismounted screw is easy to lose, so that the user needs to fix the screw on the machine member to improve the use experience of the user. The prior scheme for preventing screw loss comprises:

riveting or assembling the loose non-screw onto the machine component by adopting a scheme of loosening the non-screw;

however, the scheme has the defects of complex process and high cost of the screw loosening-preventing combination;

the appearance of the loose screw can protrude out of the surface of the mechanism, the size of the whole case can be increased, and the appearance requirement of the equipment can not be met;

the existing scheme 2 includes:

the screw is fixed on the detachable part by an O-shaped ring or an E-shaped buckle;

however, the disadvantage of this solution is that it is only suitable for the parts that can be removed or moved laterally, and in the case that other revolving doors cannot be removed, since the required operation space of this solution is larger, but the space range available in practical operation is smaller, the screw rod will interfere with the parts under the door cover during the process of closing the revolving when this solution is performed, and thus the normal operation cannot be performed.

Disclosure of Invention

In order to solve the above technical problems, an embodiment of the present utility model provides a locking mechanism applied to an equipment housing, where the equipment housing includes a casing with an open end, and a rotating cover rotatably disposed on the casing and used for closing the open end of the casing, and the locking mechanism includes:

the lock catch is positioned on the shell and can move in a preset range relative to the shell, and is correspondingly arranged on the rotating cover and provided with a plurality of lock grooves which are connected with the lock rod in a matching way;

when the lock rod moves to a first position in a direction away from the shell, the rotary cover can rotate relative to the shell so that the lock rod can extend into or separate from the first locking groove; when the lock rod moves from the first position to the second position in a direction approaching the machine shell, the lock rod slides into the second locking groove, and the rotating cover is fixed on the machine shell.

As an alternative embodiment, the casing is provided with a fixing support comprising a connecting hole, the lock rod comprises a screw rod and a screw cap, the screw rod is arranged on the connecting hole in a penetrating mode, the middle section of the screw rod is unthreaded, and when the lock rod moves to the first position, the middle section of the screw rod moves into the connecting hole.

As an alternative embodiment, the screw is provided with a fastening component on a threaded section of the fixing support facing to one side in the casing.

As an alternative embodiment, the fastening assembly includes a backstop washer and a nut positioned between the backstop washer and a fixed bracket.

As an alternative embodiment, the first locking groove is located in the second locking groove, and the first locking groove and the second locking groove can both pass through the screw rod along the direction perpendicular to the screw rod.

As an alternative embodiment, the first locking groove is a U-shaped groove formed on the rotating cover, and a notch of the U-shaped groove penetrates through the side edge of the rotating cover, so that the screw rod can smoothly slide into the U-shaped groove.

As an alternative embodiment, the second locking groove is a counter bore formed in the outer side wall of the rotating cover, the appearance of the counter bore is the same as that of the screw cap, so as to form a limiting cavity for limiting the screw cap, the U-shaped groove is formed in the bottom wall of the counter bore, and at least a part of the counter bore corresponding to the notch of the U-shaped groove penetrates through the side edge of the rotating cover.

As an alternative embodiment, the width of the portion of the counterbore passing through the side of the rotatable cap is less than the width of the screw cap.

Another embodiment of the present utility model also provides an apparatus housing including a locking mechanism as described above.

Based on the disclosure of the above embodiment, it can be known that the locking mechanism provided by the embodiment of the utility model has the advantages that the whole structure of the locking mechanism is simple, the locking mechanism is easy to prepare, in the application, the locking lever is arranged on the non-movable casing, the lock catch is arranged on the movable rotating cover, the locking lever is limited on the casing, and meanwhile, the locking lever is allowed to move within a preset range, and the lock catch comprises different locking grooves, so that the rotating cover can be allowed to rotate relative to the casing even if the locking lever is not separated from the casing when being positioned in the first locking groove, and when the rotating cover is locked on the casing, the locking lever is only required to be positioned in the second locking groove, and the operation is simple and convenient.

Drawings

Fig. 1 is a schematic structural view of a locking mechanism in an embodiment of the present utility model.

Fig. 2 is a process diagram of the locking mechanism in an embodiment of the present utility model.

Fig. 3 is an exploded view of the locking mechanism according to the embodiment of the present utility model.

FIG. 4 is a schematic view showing a part of the structure of a locking mechanism according to an embodiment of the present utility model

Reference numerals:

1-a shell; 2-rotating the cover; 3-a lock rod; 4-locking; 5-a first locking groove; 6-a second locking groove; 7-fixing a bracket; 8-a nut; 9-backstop pad

Detailed Description

Hereinafter, specific embodiments of the present utility model will be described in detail with reference to the accompanying drawings, but not limiting the utility model.

It should be understood that various modifications may be made to the embodiments disclosed herein. Therefore, the following description should not be taken as limiting, but merely as exemplification of the embodiments. Other modifications within the scope and spirit of this disclosure will occur to persons of ordinary skill in the art.

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and, together with a general description of the disclosure given above and the detailed description of the embodiments given below, serve to explain the principles of the disclosure.

These and other characteristics of the utility model will become apparent from the following description of a preferred form of embodiment, given as a non-limiting example, with reference to the accompanying drawings.

It is also to be understood that, although the utility model has been described with reference to some specific examples, a person skilled in the art will certainly be able to achieve many other equivalent forms of the utility model, having the characteristics as set forth in the claims and hence all coming within the field of protection defined thereby.

The above and other aspects, features and advantages of the present disclosure will become more apparent in light of the following detailed description when taken in conjunction with the accompanying drawings.

Specific embodiments of the present disclosure will be described hereinafter with reference to the accompanying drawings; however, it is to be understood that the disclosed embodiments are merely examples of the disclosure, which may be embodied in various forms. Well-known and/or repeated functions and constructions are not described in detail to avoid obscuring the disclosure in unnecessary or unnecessary detail. Therefore, specific structural and functional details disclosed herein are not intended to be limiting, but merely serve as a basis for the claims and as a representative basis for teaching one skilled in the art to variously employ the present disclosure in virtually any appropriately detailed structure.

The specification may use the word "in one embodiment," "in another embodiment," "in yet another embodiment," or "in other embodiments," which may each refer to one or more of the same or different embodiments in accordance with the disclosure.

Hereinafter, embodiments of the present utility model will be described in detail with reference to the accompanying drawings.

As shown in fig. 1, an embodiment of the present utility model provides a locking mechanism applied to an apparatus housing, the apparatus housing including a casing 1 having one end opened, and a rotary cover 2 rotatably provided on the casing 1 for closing the opened end of the casing 1, characterized in that the locking mechanism includes:

the lock catch 4 is correspondingly arranged on the rotary cover 2, and the lock catch 4 is provided with a plurality of lock grooves which are in matched connection with the lock rod 3;

when the lock rod 3 moves to a first position in a direction away from the casing 1, the rotary cover 2 can rotate relative to the casing 1, so that the lock rod 3 can extend into or separate from the first locking groove 5; when the lock lever 3 is moved from the first position to the second position in a direction approaching the casing 1, the lock lever 3 slides into the second locking groove 6, and the rotary cover 2 is fixed to the casing 1.

For example, a locking mechanism is applied to the apparatus case for locking the rotary cover 2 in the apparatus case to the housing 1 of the apparatus case or unlocking the rotary cover 2 so as to be rotatable with respect to the housing 1. As shown in fig. 2, the locking mechanism includes a lock lever 3 that is provided on the housing 1 and is movable relative to the housing 1 in a direction approaching and moving away from the housing 1 within a predetermined range, that is, the lock lever 3 is not separated from the housing 1 and is movable relative to the housing 1. The rotary cover 2 is provided with a lock catch 4, and the lock catch 4 comprises a plurality of lock grooves which can be matched and connected with the lock rod 3, such as a first lock groove 5 and a second lock groove 6. When the lock lever 3 moves to the first position in a direction away from the casing 1, that is, moves to the first position outside the casing 1, the lock lever 3 is located in the first locking groove 5 and can be separated from the first locking groove 5, at this time, the rotating cover 2 can rotate relative to the casing 1, that is, the rotating cover 2 can rotate relative to the casing 1, so that the lock lever 3 extends into the first locking groove 5 or is separated from the first locking groove 5, and the extending and separating of the first locking groove 5 are realized based on the rotation of the rotating cover 2. When the lock lever 3 moves from the first position to the second position in a direction approaching the casing 1, that is, moves to the second position in a direction inside the casing 1, the lock lever 3 slides into the second locking groove 6, and the rotary cover 2 is fixed to the casing 1. That is, the rotary cover 2 cannot be separated from the casing 1 when the lock lever 3 is located at the second position, and the lock lever 3 cannot be separated from the second locking groove 6 due to the rotation of the rotary cover 2.

Based on the disclosure of the above embodiment, it can be known that the beneficial effects that this embodiment possesses include that locking mechanism overall structure is simple, easily prepares, set up locking lever 3 on the casing 1 of non-movable, set up hasp 4 on movable rotation lid 2 in this application, and spacing on casing 1 with locking lever 3, allow locking lever 3 to remove in a predetermined range simultaneously, and hasp 4 contains different locked grooves, so can make locking lever 3 be located even not break away from casing 1 when first locked groove 5, also can allow rotation lid 2 to rotate relative casing 1, and when the lid 2 is rotated in casing 1 to the locking, only need make locking lever 3 be located second locked groove 6 can, easy operation is convenient.

Further, a fixing bracket 7 including a connecting hole is provided on the casing 1 in this embodiment, the lock rod 3 includes a screw rod and a screw cap, the screw rod is threaded on the connecting hole, the middle section of the screw rod is unthreaded, when the lock rod 3 moves to the first position, the middle section of the screw rod moves into the connecting hole, and the screw cap is located outside the second locking groove 6. In practice, the locking bar 3 may be formed by a safety screw. The lock rod 3 in the embodiment has the performance of a safety screw, and the thread is not arranged at the middle section of the lock rod, so that the lock rod 3 can be effectively prevented from being easily withdrawn when the lock rod 3 is detached, and the lock rod 3 is separated from the shell 1.

Further, as shown in fig. 3 and 4, a fastening component is disposed on a threaded section of the screw in the present embodiment, which is located on the side of the fixing bracket 7 facing the inside of the casing 1. The lock lever 3 can be integrally fastened to the casing 1 based on the provision of the fastening member on the tail section of the screw, and the rotary cover 2 can be locked to the casing 1, while the screw can be prevented from falling off.

Optionally, the fastening assembly comprises a backstop washer 9 and a nut 8 located between the backstop washer 9 and the fixed bracket 7. The nut 8 may be an embedded nut 8, or other types of nuts 8, particularly without limitation.

With continued reference to fig. 2, the first locking groove 5 is located in the second locking groove 6, that is, the width of the first locking groove 5 is smaller than that of the second locking groove 6, in this embodiment, the width of the first locking groove 5 is equivalent to the diameter of the screw rod, and the width of the second locking groove 6 is equivalent to the diameter of the screw cap. In addition, the first locking groove 5 and the second locking groove 6 can both pass through the screw rod along the direction perpendicular to the screw rod, that is, in the process of rotating the rotating cover 2, the first locking groove 5 and the second locking groove 6 can both pass through the screw rod, and can also be separated from the screw rod.

Specifically, the first locking groove 5 in this embodiment is a U-shaped groove formed on the rotary cover 2, and a notch of the U-shaped groove penetrates through a side edge of the rotary cover 2 facing the lock lever 3, so that the screw rod can smoothly slide into the U-shaped groove.

The second locking groove 6 is a counter bore formed on the outer side wall of the rotary cover 2, and the appearance of the counter bore is the same as that of the screw cap (the specific shape is not limited, and the shape is circular, rectangular and the like) so as to be used for forming a limiting cavity of the limiting screw cap, the depth of the limiting cavity can be flush with the height of the screw cap, and can be slightly smaller or slightly larger than the height of the screw cap, but the cavity wall of the limiting cavity must have a projection overlapping area with the side wall of the screw cap. When the screw cap slides into the limiting cavity, the lock rod 3 is in the second position, and the screw cap is blocked by the limiting cavity and cannot move along the direction perpendicular to the screw, so that the rotating cover 2 is locked on the casing 1 and cannot rotate.

Further, the U-shaped groove in this embodiment is formed on the bottom wall of the counter bore, and at least a portion of the counter bore corresponding to the notch of the U-shaped groove penetrates through the side edge of the rotary cover 2 facing the lock rod 3, and taking a screw cap as an example, the outline of the counter bore corresponds to an inverted C-shape. Of course, the area of the counter bore penetrating through the side edge of the rotary cover 2 can be larger than the notch of the U-shaped groove, but the width is smaller than the width of the screw cap, so that the screw cap can be prevented from being separated from the limiting cavity along with the rotation of the rotary cover 2, and locking failure is caused.

When the user wants to unlock the rotary cover 2, the user only needs to move the lock rod 3 to the first position along the outer side of the casing 1 in the length direction of the screw rod, so that the screw cap is separated from the limiting cavity, namely the second locking groove 6, and the operation is simple and convenient, and the lock rod 3 cannot be lost.

Another embodiment of the utility model also provides an apparatus housing comprising a locking mechanism as described in any of the embodiments above.

The above embodiments are only exemplary embodiments of the present utility model and are not intended to limit the present utility model, the scope of which is defined by the claims. Various modifications and equivalent arrangements of this utility model will occur to those skilled in the art, and are intended to be within the spirit and scope of the utility model.

Claims

1. A locking mechanism for use in an equipment housing, the equipment housing comprising an open-ended enclosure, and a rotatable cover rotatably disposed on the enclosure for closing the open end of the enclosure, the locking mechanism comprising:

when the lock rod moves to a first position in a direction away from the shell, the rotating cover can rotate relative to the shell so that the lock rod can extend into or separate from the first locking groove; when the lock rod moves from the first position to the second position in a direction approaching the machine shell, the lock rod slides into the second locking groove so as to fix the rotating cover on the machine shell.

2. The locking mechanism of claim 1, wherein the housing is provided with a mounting bracket including a connection hole, the locking bar includes a threaded rod and a screw cap, the threaded rod is threaded through the connection hole, a middle section of the threaded rod is unthreaded, and when the locking bar is moved to the first position, the middle section of the threaded rod is moved into the connection hole.

3. The locking mechanism of claim 2, wherein the threaded section of the screw on the side of the mounting bracket facing the housing is provided with a fastening assembly.

4. A locking mechanism as recited in claim 3, wherein the tightening assembly includes a backstop washer and a nut positioned between the backstop washer and a fixed bracket.

5. The locking mechanism of claim 2, wherein the first locking slot is located within the second locking slot, and wherein the first locking slot and the second locking slot are each capable of passing through the screw in a direction perpendicular to the screw.

6. The locking mechanism of claim 5, wherein the first locking groove is a U-shaped groove formed in the rotating cover, and a notch of the U-shaped groove penetrates through a side edge of the rotating cover facing one side of the locking rod, so that the screw rod can smoothly slide into the U-shaped groove.

7. The locking mechanism of claim 6, wherein the second locking groove is a counter bore formed in an outer side wall of the rotating cover, the counter bore has the same shape as the screw cap for forming a limiting cavity for limiting the screw cap, and the locking rod is in a second position when the screw cap slides into the limiting cavity;

the U-shaped groove is formed in the bottom wall of the counter bore, and at least the part of the counter bore corresponding to the notch of the U-shaped groove penetrates through the side edge of the rotating cover.

8. The locking mechanism of claim 7, wherein a width of a portion of the counterbore through the side of the rotatable cap is less than a width of the screw cap.

9. An equipment housing comprising a locking mechanism as claimed in any one of claims 1 to 8.