Front locking device with anti-loosening function

Abstract

The application provides a front locking device with anti-loosening function, and belongs to the technical field of maintenance equipment, which comprises a base body with a first groove, a locking mechanism arranged in the first groove, a cover plate arranged on the first groove, a press switch for controlling the locking mechanism to lock and open, and a handle controlled by the locking mechanism to open and close, wherein the handle is provided with a fixing groove for fixing a device fixing column, the handle is fixed in the fixing groove by the device fixing column in a closed state and is separated from the fixing groove in an open state, and the upper surface of the cover plate is in the same plane as the upper surface of the base body. The front locking device has good appearance and integration effect, only the press switch is exposed on the front surface after the handle is locked and buckled, the design of the press switch converts the rotary motion of the lock into linear motion, and the operation is more convenient through the change of the motion direction.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of equipment maintenance, and particularly relates to a front locking device with an anti-loosening function. BACKGROUND

[0002] In order to improve the maintenance efficiency, many products require a tool-free installation and locking, and the front fastening device is used under this requirement. The commonly used front fastening device is mainly divided into three types of A, B and C. The A type and C type lockers are swing bolt type locks, and a large bolt on the locker needs to be manually screwed, and the tightness depends on the torque applied by the operator. Meanwhile, the locker cannot be used to assist in pulling the product out of the installation rack, and a special handle needs to be provided to pull the product out of the installation rack. Moreover, the locker is exposed on the outer surface of the product and protrudes a lot. SUMMARY

[0003] The application aims to solve the problem that the conventional front fastening device has a large size and protrudes a lot on the surface of the product, which seriously affects the appearance of the equipment.

[0004] In order to achieve the above-mentioned purpose, the application provides the following technical scheme, a front locking device with an anti-loosening function, comprising: a base body with a first groove, a locking mechanism arranged in the first groove, a cover plate arranged on the first groove, a press switch for controlling the locking and opening of the locking mechanism, and a handle controlled to open and close by the locking mechanism,

[0005] The handle is provided with a fixing groove for fixing the equipment fixing column, and the handle is configured to be in a closed state in which the equipment fixing column is fixed in the fixing groove and cannot be separated, and in an open state in which the handle opens the equipment fixing column to separate in the fixing groove. The upper surface of the cover plate is in the same plane as the upper surface of the base body.

[0006] The front locking device with an anti-loosening function provided by the application also has the following technical features, the locking mechanism comprises a lock catch, a guide block for axially positioning the press switch, a connecting rod for connecting the lock catch and the press switch, a fixing seat for fixing the lock catch on the base body, a spring matched with the lock catch, and a mounting plate for mounting the spring on the base body,

[0007] The lock catch is connected with the fixing seat through a first rotating shaft, and the connecting rod connects the press switch and the lock catch together through two second rotating shafts.

[0008] The front locking device with the anti-loosening function has the following technical features: the lower end of the lock catch is provided with a round hole for mounting a spring, the upper end of the lock catch is provided with a wedge-shaped surface and a clamping groove for guiding the movement of a handle, and the handle is inserted into the clamping groove along the wedge-shaped surface.

[0009] The front locking device with the anti-loosening function has the following technical features: the handle is fixed to the base body through a handle rotating shaft, the base body is provided with a second groove for accommodating the handle rotating shaft, and the outer surface of the handle is parallel to the side edge of the base body when the handle is closed.

[0010] The front locking device with the anti-loosening function has the following technical features: the pressing switch comprises a sliding rod connected with the locking mechanism, a screw rod connected with the sliding rod, a washer arranged on the screw rod, and a damping pad.

[0011] The front locking device with the anti-loosening function has the following technical features: the pressing switch is further provided with a rotating cap arranged on the screw rod between the washer and the damping pad, the rotating cap is provided with damping, and the rotating cap is used for fixing the handle in a free state and an anti-loosening state; when the rotating cap is in the free state, the handle can pass through the rotating cap and be opened; and when the rotating cap is in the anti-loosening state, the handle cannot pass through the rotating cap and cannot be opened.

[0012] The front locking device with the anti-loosening function has the following technical features: the base body is provided with a limiting mechanism for limiting the handle.

[0013] Advantages:

[0014] The front locking device has the following advantages: after the handle is locked and buckled, only the pressing switch is exposed on the front surface, and the device has good appearance and integration effect; the design of the pressing switch converts the rotating movement of the lock catch into linear movement, and the operation is more convenient through the change of the movement direction; the rotating cap has the ability to resist vibration environment through the damping pad, and the rotating cap can stably stay at the preset position in various environments with vibration and bumping; the rotating cap is twisted to be in the anti-loosening position, so that the handle cannot be opened when the locking function fails, thereby ensuring that the fixed locking state of the equipment does not change; the pressing stroke and the opening and closing angle of the lock catch can be effectively adjusted by changing the shape and size of the connecting rod. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the present disclosure, the drawings needed in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present disclosure, and other drawings can be obtained by those skilled in the art without creative labor.

[0016] Figure 1 a front view of the device provided by the embodiment of the present application,

[0017] Figure 2 a top view of the device provided by the embodiment of the present application;

[0018] Figure 3 a structural schematic view of the locking mechanism provided by the embodiment of the present application;

[0019] Figure 4 a structural schematic view of the press switch provided by the embodiment of the present application;

[0020] Figure 5 a working schematic view when the device provided by the embodiment of the present application is locked;

[0021] Figure 6 a working schematic view when the device provided by the embodiment of the present application is opened;

[0022] Figure 7 a structural schematic view of the free state of the cap provided by the embodiment of the present application;

[0023] Figure 8 a structural schematic view of the anti-loose state of the cap provided by the embodiment of the present application,

[0024] wherein, 1: handle; 2: press switch; 3: cover plate; 4: base; 5: rotating shaft; 6: guide block; 7: connecting rod; 8: lock catch; 9: first rotating shaft; 10: fixed seat; 11: spring; 12: mounting plate; 13: second rotating shaft; 14: equipment fixing column; 15: screw rod; 16: gasket; 17: cap; 18: damping pad; 19: sliding rod. DETAILED DESCRIPTION

[0025] The present application will be further described below in conjunction with the drawings and embodiments, but it should be noted that these embodiments are not a limitation on the present application, and equivalent transformations or substitutions of function, method, or structure made by those of ordinary skill in the art based on these embodiments are within the protection scope of the present application.

[0026] In the description of the embodiments of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0027] In addition, the terms "first", "second", "third", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined as "first", "second", etc. can explicitly or implicitly include one or more of the features. In the description of the present application, unless otherwise stated, the meaning of "a plurality of" is two or more.

[0028] The terms "mounting", "connection", "connection" should be broadly understood, for example, it can be fixed connection, or detachable connection, or integral connection; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through intermediate media, or internal communication of two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood by specific circumstances.

[0029] As shown in Figures 1-8 The present application provides a front locking device with anti-loosening function, comprising: a base body 4 with a first groove, a locking mechanism arranged in the first groove, a cover plate 3 arranged on the first groove, a press switch 2 for controlling the locking mechanism to lock and open, and a handle 1 controlled by the locking mechanism to open and close, wherein the handle 1 is provided with a fixing groove for fixing the equipment fixing column 14, and the handle 1 is configured to be in a closed state, and the equipment fixing column 14 is fixed in the fixing groove and cannot be separated, and in an open state, the handle 1 opens the equipment fixing column 14 to separate in the fixing groove, and the upper surface of the cover plate 3 is in the same plane as the upper surface of the base body 4.

[0030] In some embodiments, the locking mechanism comprises a lock 8, a guide block 6 for axially positioning the press switch 2, a connecting rod 7 for connecting the lock 8 and the press switch 2, a fixing seat 10 for fixing the lock 8 on the base body 4, a spring 11 matched with the lock 8, and a mounting plate 12 for mounting the spring 11 on the base body 4,

[0031] The lock 8 is connected with the fixing seat 10 through a first rotating shaft 9, and the connecting rod 7 connects the press switch 2 and the lock 8 together through two second rotating shafts 13.

[0032] In some embodiments, the lower end of the lock 8 is provided with a round hole for mounting the spring 11, and the upper end of the lock 8 is provided with a wedge surface and a clamping groove for guiding the movement of the handle 1, and the handle 1 is drawn into the clamping groove along the wedge surface.

[0033] In some embodiments, the handle 1 is fixed on the base body 4 through a handle rotating shaft 5, and the base body 4 is provided with a second groove for accommodating the handle rotating shaft 5, and the outer surface of the handle 1 is parallel to the side edge of the base body 4 when the handle 1 is closed.

[0034] In some embodiments, the push switch 2 comprises a slide rod 19 connected with the locking mechanism, a screw rod 15 connected with the slide rod 19, a washer 16 and a damping pad 18 arranged on the screw rod 15.

[0035] In some embodiments, as shown in the figure, Figures 4-8 the push switch 2 is further provided with a screw cap 17 arranged on the screw rod 15 between the washer 16 and the damping pad 18, the screw cap 17 is provided with damping, and the screw cap 17 is used for fixing the handle 1 to a free state and a locking state. When the screw cap 17 is set to the free state, the handle 1 can pass through the screw cap 17 and be opened. When the screw cap 17 is set to the locking state, the handle 1 cannot pass through the screw cap and cannot be opened. This state can effectively prevent the handle 1 from being opened accidentally, resulting in invalidation of the fixing constraint of the device.

[0036] In some embodiments, the base is provided with a limiting mechanism for limiting the handle 1.

[0037] The working process of the device provided by the above embodiments is as follows:

[0038] As shown in the figure, Figures 5-6 when the device is fixed, the handle 1 is pressed inward, the device moves inward with the handle 1, the handle 1 slides into the clamping groove of the lock catch 8 along the wedge surface, the spring 11 is in a stretched state, the elastic force generated by the spring 11 makes the lock catch 8 automatically reset, and the handle 1 is in a closed state; when the device is opened, the push switch 2 is pressed inward, the push switch 2 slides along the guide block 6, and simultaneously drives the connecting rod 7 to move, the connecting rod 7 pulls the lock catch 8 to flip, the handle 1 is automatically opened and flipped outward, and the device can be pushed out. The handle 1 rotates around the rotating shaft 5, and the rotation range can be designed flexibly, and only a limiting mechanism needs to be designed on the base 4 to limit the opening angle of the handle.

[0039] The above only describes the preferred embodiments of the present application and is not used to limit the present application. Any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application. The above only describes the preferred embodiments of the present application, and it should be pointed out that, for ordinary skilled in the art, without departing from the technical principles of the present application, a number of improvements and modifications can be made, and these improvements and modifications shall be regarded as the protection scope of the present application.

Claims

1. A front locking device with anti-loosening function, characterized in that, include: The components include a base with a first groove, a locking mechanism disposed within the first groove, a cover plate disposed on the first groove, a push switch for controlling the locking mechanism to open and close, and a handle controlled by the locking mechanism to open and close. The handle is provided with a fixing groove for fixing the equipment fixing column. When the handle is configured to the closed state, the equipment fixing column is fixed in the fixing groove and cannot be detached. When the handle is opened, the equipment fixing column is detached from the fixing groove. The upper surface of the cover plate is on the same plane as the upper surface of the base. The locking mechanism includes a latch, a guide block for axially positioning the push switch, a connecting rod for connecting the latch to the push switch, a fixing seat for fixing the latch to the base, a spring that cooperates with the latch, and a mounting plate for mounting the spring to the base. The latch is connected to the fixed base via a first pivot, and the connecting rod connects the push switch and the latch together via two second pivots.

2. The front locking device with the anti-loosening function according to claim 1, characterized in that, The lower end of the latch is provided with a round hole for installing a spring, and the latch is provided with a wedge-shaped surface and a slot for guiding the movement of the handle. The handle slides into the slot along the wedge-shaped surface.

3. The front locking device with the anti-loosening function according to claim 1, characterized in that, The handle is fixed to the base via a handle pivot. The base has a second groove for accommodating the handle pivot. When the handle is closed, its outer surface is parallel to the side of the base.

4. The front locking device with the anti-loosening function according to claim 1, characterized in that, The push switch includes a slide rod connected to the locking mechanism, a screw rod connected to the slide rod, and a washer and a damping pad passing through the screw rod.

5. The front locking device with the anti-loosening function according to claim 4, characterized in that, The push-button switch is also provided with a screw cap that is sleeved on the screw between the washer and the damping pad. The screw cap is damped and is used to fix the handle in a free state and an anti-loose state. When the screw cap is in the free state, the handle can pass through the screw cap and be opened. When the screw cap is in the anti-loose state, the handle cannot pass through the screw cap and cannot be opened.

6. The front locking device with the anti-loosening function according to claim 1, characterized in that, The base is provided with a limiting mechanism for limiting the handle.

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