CN210918615U

CN210918615U - AFC maintenance cover lock mechanism

Info

Publication number: CN210918615U
Application number: CN201921401108.6U
Authority: CN
Inventors: 强伟坡
Original assignee: Beijing Wingain Electromechanical Co ltd
Current assignee: Beijing Wingain Electromechanical Co ltd
Priority date: 2019-08-26
Filing date: 2019-08-26
Publication date: 2020-07-03
Anticipated expiration: 2029-08-26

Abstract

The utility model discloses an AFC maintenance cover latch mechanism, including first shell, hinge, second shell, cylinder lock, flip spring bolt, transfer line, back shaft, flip lock connecting rod plectrum, expansion joint, spring support piece, connecting rod, flip latch hook, fixed frame, extension spring, limiting plate, spring beam, support, first gag lever post and second gag lever post reset. When the lock is unlocked, the second shell is jacked up through the spring rod, so that the function of automatic opening can be effectively realized, and the lock is different from the defect that the shell needs to be manually opened after the lock is unlocked by the traditional maintenance cover lock mechanism; the direct block of flip latch hook is epaxial at flip lock through the second shell that directly presses, and the effect that realization cover latch mechanism shutting that can be simple and convenient is different from traditional maintenance cover when closing the lock, need pass through the drawback that the tapered end closed the lock, and the device simple structure, convenient to use is fit for using widely.

Description

AFC maintenance cover lock mechanism

Technical Field

The utility model relates to an ACF overhauls the device, specifically is an AFC maintenance cover latch mechanism, belongs to sheet metal structure technical field.

Background

With the increasing pace of urbanization construction in China, central cities continuously radiate to the periphery, and with the development of AFC industry, ACF is also called an automatic fare collection system, the workload of daily inspection and inspection of AFC equipment is increased, and operators put higher and higher requirements on the operability and the maintainability of the whole equipment structure.

The traditional ACF maintenance cover is usually designed in an integrated structure, few detachable ACF maintenance covers are available, and some openable ACF maintenance covers are usually provided with lock catches, so that at present, most of ACF maintenance covers provided with lock catches need to be opened manually after being unlocked, and are troublesome; in addition, when the ACF repair cover with the latch is closed, the latch needs to be manually closed, which is troublesome to operate. Accordingly, an AFC service lockout mechanism is presented to address the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is just to provide an AFC maintenance cover latch mechanism in order to solve above-mentioned problem.

The utility model realizes the purpose through the following technical proposal, an AFC maintenance cover lock mechanism comprises a control mechanism and a self-locking mechanism;

the control mechanism comprises a first shell, a hinge, a second shell, a cylinder lock and a flip spring bolt, wherein the second shell is hinged to one side of the bottom of the first shell through the hinge, the cylinder lock is embedded in the side wall of the second shell, the flip spring bolt is fixedly connected to the output end of the cylinder lock, a transmission rod is fixedly connected to one side, close to the first shell, of the flip spring bolt, a support shaft is fixedly connected to one side of the second shell, the tail end of the support shaft is rotatably connected with a flip lock connecting rod shifting piece, a movable opening is formed in one end, close to the support shaft, of the flip lock connecting rod shifting piece, and the tail end of the transmission rod is arranged inside the movable opening;

self-locking mechanism includes spring support piece, connecting rod, flip latch hook, flip lock axle and fixed frame, the top rigid coupling of first shell has the spring support piece, one side of spring support piece is rotated and is connected with the connecting rod, the connecting rod has the flip latch hook at the one side top rigid coupling of keeping away from the second shell, the connecting rod has fixed frame at one side rigid coupling of rigid coupling flip latch hook, through extension spring elastic connection that resets between the terminal of fixed frame and the lateral wall of spring support piece, the inside of spring support piece is the cavity structure in one side of keeping away from the connecting rod, the bottom inner wall of spring support piece passes through spring elastic connection limiting plate, the top rigid coupling of limiting plate has the spring beam, the top of spring beam runs through the top of spring support piece and overlap joint at the top inner wall of second.

Preferably, the flip lock connecting rod shifting piece is of an H-shaped structure, and the bottom of one end, far away from the supporting shaft, of the flip lock connecting rod shifting piece is lapped on the top of the flip lock hook.

Preferably, the inner wall of the top of the second shell is fixedly connected with a flip lock shaft at one side far away from the support shaft, and the flip lock shaft and the flip lock hook are mutually clamped.

Preferably, a support is fixedly connected to one side of the bottom of the first shell, a first limiting rod is rotatably connected to the top end of the support, a second limiting rod is rotatably connected to the top end of the first limiting rod, and the top end of the second limiting rod is rotatably connected to the inner wall of the second shell.

Preferably, the supporting shaft and the central axis of the flip cover locking hook are located in the same vertical plane.

Preferably, the sum of the lengths of the first limiting rod and the second limiting rod is greater than the maximum length of the second shell in the vertical direction.

The utility model has the advantages that:

1. when the lock is unlocked, the second shell is jacked up through the spring rod, so that the function of automatic opening can be effectively realized, and the lock is different from the defect that the shell needs to be manually opened after the lock is unlocked by the traditional maintenance cover lock mechanism;

2. the direct block of flip latch hook is epaxial at flip lock through the second shell that directly presses, and the effect that realization cover latch mechanism shutting that can be simple and convenient is different from traditional maintenance cover when closing the lock, need pass through the drawback that the tapered end closed the lock, and the device simple structure, convenient to use is fit for using widely.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic left-side sectional view of the present invention;

fig. 3 is a schematic view of the front view cross-section structure of the present invention.

In the figure: 1. the hinge comprises a first shell, 2, a hinge, 3, a second shell, 4, a cylinder lock, 5, a flip lock tongue, 6, a transmission rod, 7, a support shaft, 8, a flip lock connecting rod shifting piece, 9, a movable opening, 10, a spring support block, 11, a connecting rod, 12, a flip lock hook, 13, a flip lock shaft, 14, a fixing frame, 15, a reset tension spring, 16, a spring, 17, a limiting plate, 18, a spring rod, 19, a support, 20, a first limiting rod, 21 and a second limiting rod.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of 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 should not be construed as limiting the present invention.

Referring to fig. 1-3, an AFC maintenance latch mechanism includes a control mechanism and a self-locking mechanism;

the control mechanism comprises a first shell 1, a hinge 2, a second shell 3, a cylindrical lock 4 and a flip lock tongue 5, wherein the second shell 3 is installed on one side of the bottom of the first shell 1 in a hinged mode through the hinge 2, the cylindrical lock 4 is installed in the side wall of the second shell 3 in an embedded mode and is convenient to control the flip lock tongue 5 to rotate, the flip lock tongue 5 is fixedly connected to the output end of the cylindrical lock 4, a transmission rod 6 is fixedly connected to one side, close to the first shell 1, of the flip lock tongue 5 and is convenient to transmit, a support shaft 7 is fixedly connected to one side of the second shell 3, the tail end of the support shaft 7 is rotatably connected with a flip lock connecting rod shifting piece 8 and is convenient to control the flip lock hook 12 to rotate, a movable opening 9 is formed in one end, close to the support shaft 7, of the flip lock connecting rod shifting piece 8;

the self-locking mechanism comprises a spring supporting block 10, a connecting rod 11, a flip-cover lock hook 12, a flip-cover lock shaft 13 and a fixing frame 14, wherein the spring supporting block 10 is fixedly connected to the top of the first shell 1, the connecting rod 11 is rotatably connected to one side of the spring supporting block 10, the flip-cover lock hook 12 is fixedly connected to the top end of one side of the connecting rod 11 far away from the second shell 3, the flip-cover lock shaft 13 is convenient to match to lock the first shell 1 and the second shell 3, the fixing frame 14 is fixedly connected to one side of the connecting rod 11 fixedly connected to the flip-cover lock hook 12, the tail end of the fixing frame 14 is elastically connected with the side wall of the spring supporting block 10 through a reset tension spring 15, self-locking is convenient, the inside of the spring supporting block 10 is of a cavity structure at one side far away from the connecting rod 11, the inner, to facilitate the ejection of the second housing 3, the top end of the spring rod 18 penetrates the top of the spring support block 10 and overlaps the inner wall of the top of the second housing 3.

The flip cover lock connecting rod shifting piece 8 is of an H-shaped structure, and the bottom of one end, far away from the supporting shaft 7, of the flip cover lock connecting rod shifting piece 8 is in lap joint with the top of the flip cover lock hook 12, so that the flip cover lock hook 12 can be conveniently moved to rotate; a flip cover locking shaft 13 is fixedly connected to one side of the inner wall of the top of the second housing 3, which is far away from the supporting shaft 7, and the flip cover locking shaft 13 and the flip cover locking hook 12 are mutually clamped, so that the second housing 3 can be conveniently clamped; a support 19 is fixedly connected to one side of the bottom of the first shell 1, a first limiting rod 20 is rotatably connected to the top end of the support 19, a second limiting rod 21 is rotatably connected to the top end of the first limiting rod 20, and the top end of the second limiting rod 21 is rotatably connected to the inner wall of the second shell 3, so that the opening angle of the second shell 3 is limited; the central axes of the supporting shaft 7 and the flip cover locking hook 12 are located in the same vertical plane; the sum of the lengths of the first limiting rod 20 and the second limiting rod 21 is greater than the maximum length of the second shell 3 in the vertical direction, so that the limitation is facilitated

When the utility model is used, when the second shell 3 needs to be opened, the cylinder lock 4 is rotated through matching, the cylinder lock 4 drives the flip lock tongue 5 to rotate, the flip lock tongue 5 drives the flip lock connecting rod shifting piece 8 to rotate through the transmission rod 6, because the tail end of the flip lock hook 12 is an inclined surface, the tail end of the flip lock connecting rod shifting piece 8 drives the flip lock hook 12 to move towards one side close to the supporting shaft 7 when rotating, when the flip lock hook 12 leaves the flip lock shaft 13, the spring rod 18 is indirectly driven by the spring 16 to jack up the second shell 3, at the moment, the second shell 3 is opened, meanwhile, the first limiting rod 20 and the second limiting rod 21 play a role in limiting the rotating angle of the second shell 3, when the central axes of the first limiting rod 20 and the second limiting rod 21 are positioned on the same straight line, the position of the second shell 3 is fixed, and the flip lock hook 12 is reset under the indirect effect of the reset tension spring 15, when resetting, drive flip lock connecting rod plectrum 8 and turn back the normal position, when needs close second shell 3, directly press down second shell 3 and make flip lock axle 13 block can in the bottom of flip latch hook 12.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. An AFC maintenance latch mechanism, characterized by: comprises a control mechanism and a self-locking mechanism;

the control mechanism comprises a first shell (1), a hinge (2), a second shell (3), a cylinder lock (4) and a flip lock tongue (5), one side of the bottom of the first shell (1) is hinged with a second shell (3) through a hinge (2), a cylinder lock (4) is embedded in the side wall of the second shell (3), a flip-open cover spring bolt (5) is fixedly connected with the output end of the cylinder lock (4), a transmission rod (6) is fixedly connected with one side of the flip lock tongue (5) close to the first shell (1), a supporting shaft (7) is fixedly connected to one side of the second shell (3), the tail end of the supporting shaft (7) is rotatably connected with a flip lock connecting rod shifting piece (8), a movable opening (9) is formed in one end, close to the supporting shaft (7), of the flip lock connecting rod shifting piece (8), and the tail end of the transmission rod (6) is arranged inside the movable opening (9);

the self-locking mechanism comprises a spring supporting block (10), a connecting rod (11), a flip-cover lock hook (12), a flip-cover lock shaft (13) and a fixing frame (14), wherein the spring supporting block (10) is fixedly connected to the top of the first shell (1), the connecting rod (11) is rotatably connected to one side of the spring supporting block (10), the flip-cover lock hook (12) is fixedly connected to the top of one side of the connecting rod (11) far away from the second shell (3), the fixing frame (14) is fixedly connected to one side of the connecting rod (11) fixedly connected to the flip-cover lock hook (12), the tail end of the fixing frame (14) is elastically connected with the side wall of the spring supporting block (10) through a reset tension spring (15), the inside of the spring supporting block (10) is of a cavity structure at one side far away from the connecting rod (11), and the inner wall of the bottom of, the top of the limiting plate (17) is fixedly connected with a spring rod (18), and the top end of the spring rod (18) penetrates through the top of the spring supporting block (10) and is lapped on the inner wall of the top of the second shell (3).

2. The AFC service lockout mechanism of claim 1 wherein: the flip cover lock connecting rod shifting piece (8) is of an H-shaped structure, and the flip cover lock connecting rod shifting piece (8) is lapped at the top of the flip cover lock hook (12) at the bottom of one end far away from the supporting shaft (7).

3. The AFC service lockout mechanism of claim 1 wherein: the top inner wall of second shell (3) is in one side rigid coupling of keeping away from back shaft (7) and is had flip lock axle (13), mutual joint between flip lock axle (13) and flip latch hook (12).

4. The AFC service lockout mechanism of claim 1 wherein: the bottom one side rigid coupling of first shell (1) has support (19), the top of support (19) is rotated and is connected with first gag lever post (20), the top of first gag lever post (20) is rotated and is connected with second gag lever post (21), the top of second gag lever post (21) is rotated and is connected the inner wall at second shell (3).

5. The AFC service lockout mechanism of claim 1 wherein: the supporting shaft (7) and the central axis of the flip cover locking hook (12) are located in the same vertical plane.

6. The AFC service caging mechanism of claim 4, wherein: the sum of the lengths of the first limiting rod (20) and the second limiting rod (21) is larger than the maximum length of the second shell (3) in the vertical direction.