CN203637911U

CN203637911U - Locking mechanism

Info

Publication number: CN203637911U
Application number: CN201320754355.0U
Authority: CN
Inventors: 董伟
Original assignee: Goodbaby Child Products Co Ltd
Current assignee: Goodbaby Child Products Co Ltd
Priority date: 2013-11-25
Filing date: 2013-11-25
Publication date: 2014-06-11
Anticipated expiration: 2023-11-25

Abstract

The utility model relates to a locking mechanism, and the locking mechanism has a locking state and an unlocking state. The locking mechanism comprises a base and a sliding seat, wherein the sliding seat is provided with a sliding cavity, one end of the base is accommodated in the sliding cavity in a sliding manner, a lock hook is rotationally arranged on the base through a rotating shaft, and the extending direction of the axial lead of the rotating shaft is perpendicular to the sliding direction of the base; an elastic piece used for providing elastic restoring force for the lock hook in the rotation direction is arranged between the lock hook and the base, and a locking groove communicated with the sliding cavity is further formed in the sliding seat; when the locking mechanism is in the locking state, the hook part of the lock hook hooks the locking groove; when the locking mechanism is in the unlocking state, the lock hook separates from the locking groove; the locking mechanism further comprises an unlocking mechanism for unlocking the locking state. The locking mechanism has a simple structure, and an excellent locking effect; meanwhile, the unlocking force application direction and the object moving direction are unified by the locking mechanism, so that the unlocking space is reduced effectively, and the labor of users can be saved.

Description

A kind of lockout mechanism

Technical field

The utility model patent relate to a kind of can be for convenience detach and the lockout mechanism of installing.

Background technology

The lockout mechanism major part of prior art is by the form of lock pin-lockhole, two separable parts to be locked, but need to lock in the same direction and the parts of release for some, because lock pin is vertically disposed with the sense of motion of object often, user can need lock pin additionally to apply the power vertical with sense of motion, also inconvenient for the user.

Utility model content

The purpose of this utility model is to provide the lockout mechanism more convenient to operate of a kind of locking and release.

In order to overcome the defect of prior art, the utility model provides a kind of lockout mechanism, there is lock-out state and released state, described lockout mechanism comprises base, there is the cliding seat of sliding cavity, one end of described base is housed in described sliding cavity slidably, on described base, be provided with rotationally a latch hook by a rotating shaft, the axial line bearing of trend of described rotating shaft is vertical with the direction of described base slippage, between described latch hook and described base, be also provided with for the elastic component of described latch hook along its rotation direction elastic-restoring force is provided, on described cliding seat, also offer the lock slots being communicated with described sliding cavity, when described lockout mechanism is during in described lock-out state, the hook portion of described latch hook is hooked described lock slots, when described lockout mechanism is during in described released state, described latch hook departs from described lock slots, and described lockout mechanism also comprises the release mechanism for removing described lock-out state.

Preferably, described release mechanism is the drawing piece that can slide with respect to described cliding seat, on described drawing piece, being fixed with one can drive described latch hook to depart from the projection of described lock slots in the time that described drawing piece slides, on the sidewall of described cliding seat, offer the chute being communicated with described lock slots, described projection is located in described chute slidably.

Further preferably, the bearing of trend of described chute is consistent with respect to the glide direction of described cliding seat with described base.

Further preferably, described projection is wedge shape, it has the first inclined-plane, the bottom of described latch hook hook portion has first contact part that can contact with described the first inclined-plane, when described projection slides along described chute, drives described the first contact part that described latch hook is rotated by described the first inclined-plane from bottom to top.

Further preferably, the hook portion of described latch hook is wedge shape, it has the second inclined-plane, the bottom of described projection has second contact part that can contact with described the second inclined-plane, when described projection slides along described chute, drives described the second contact part that described latch hook is rotated by described the second inclined-plane from top to bottom.

Further preferably, described chute and described lock slots form " T " font.

Compared to prior art, the utility model lockout mechanism tool has the following advantages: simple in structure, easy to operate, the direction of the power applying when release is identical with the direction of object of which movement, can allow user feel laborsaving, the applicable occasion of this lockout mechanism is extensive, and such as perambulator is sat the detaching structure of the root and stem of certain plants etc.

Accompanying drawing explanation

Accompanying drawing 1 is the front view of the utility model lockout mechanism in the time of lock-out state

Accompanying drawing 2 is the utility model lockout mechanism cutaway view along A direction in accompanying drawing 1 in the time of lock-out state;

Accompanying drawing 3 is the utility model lockout mechanism cutaway view along A direction in accompanying drawing 1 in the time of half lock-out state;

Accompanying drawing 4 is the utility model lockout mechanism cutaway view along A direction in accompanying drawing 1 in the time of released state.

In accompanying drawing:

1-base, 2-cliding seat, 3-drawing piece;

11-latch hook, 12-elastic component;

21-sliding cavity, 22-lock slots, 23-chute;

31-projection;

111-the second inclined-plane, 112-the first contact surface, 311-the first inclined-plane, 312-the second contact surface.

The specific embodiment

Below in conjunction with accompanying drawing to being preferred embodiment elaborated of the utility model lockout mechanism, in this patent mentioned up and down, direction is all consistent with the direction in accompanying drawing anyhow.

Accompanying drawing 1 is the front view of the utility model lockout mechanism in the time of lock-out state, the latch hook 11 that comprises base 1, be connected rotationally with base 1, the cliding seat 2 with sliding cavity 21, base 1 is all contained in sliding cavity 21 slidably with latch hook 11, and the rotating shaft of latch hook 11 is perpendicular to the bearing of trend of sliding cavity 21; On the sidewall of cliding seat 2, offer lock slots 22, lock slots 22 is communicated with sliding cavity 21, make latch hook 11 can hook lock slots 22 in sliding process, between latch hook 11 and base 1, be provided with elastic component 12, elastic component 12 can provide the elastic-restoring force of latch hook 11 along its rotation direction.Base 1 separates at the beginning with cliding seat 2, in use, first the one end that base 1 is provided with to latch hook 11 is stretched in sliding cavity 21, due to the compressing of the inwall of sliding cavity 21, latch hook 11 compression elastic pieces 12 can freely slide one end of base 1 and latch hook 11, in the time that latch hook 11 slides into the position of lock slots 22, because lock slots 22 is in communication with the outside, certain activity space is provided to latch hook 11, therefore elastic component 12 drives latch hook 11 to rotate, make latch hook 11 hook lock slots 22, now base 1 is relative with cliding seat 2 fixing, whole lockout mechanism is in the lock state, on this lockout mechanism, be also provided with a release mechanism, described release mechanism, for the lock-out state of the mechanism that unlocks, also can make whole lockout mechanism in released state.

In the present embodiment, preferred release mechanism is drawing piece 3, correspondingly, on the sidewall of cliding seat 2, offer chute 23, drawing piece 3 can slide along the bearing of trend of chute 23, on drawing piece 3, be fixed with a projection 31, projection 31 is arranged in chute 23, and projection 31 can push away lock slots 22 by latch hook 11 in the time sliding; Chute 23 is wholely set with lock slots 22 simultaneously, and the two is " T " font; On projection 31, there are the first inclined-plane 311, the second contact parts 312, on latch hook 11, there are the second inclined-plane 111, the first contact parts 112.

Accompanying drawing 2-4 has illustrated the utility model lockout mechanism and has switched to from lock-out state the overall process of released state, in the time that this lockout mechanism is in the lock state, latch hook 11 hooks lock slots 22, base 1 is relative with cliding seat 2 fixing, now drawing piece 3 is positioned at chute 23 position on limit on the lower, and projection 31 is arranged in chute 23 and is positioned at the below of latch hook 11.User upwards pulls drawing piece 3, projection 31 moves up along chute 23, until the first inclined-plane 311 contacts with the first contact part 112 of latch hook 11, although what now projection 31 was subject to is pulling force straight up, but because inclined-plane 10 has certain leaning angle, the component that can decomposite a horizontal direction acts on latch hook 11, latch hook 11 is affected by this component to start to rotate and compression elastic piece 12, because its turning cylinder is perpendicular to its direction of slip, therefore the consequence that latch hook 11 the rotates groove 22 that goes out of lock exactly, makes lockout mechanism in released state; The moment projection departing from 31 continues to move up, and drives cliding seat 2 with respect to base 1 upward sliding simultaneously; And after projection 31 is removed the compressing of latch hook 11, elastic component 12 makes its reset to 11 1 elastic-restoring forces of latch hook, but now lock slots 22 is with having moved a segment distance on cliding seat 2, therefore latch hook 11 times is less than latched position, can only continue to be contained in sliding cavity 21, cliding seat 2 is after the slip of a segment distance like this, and thorough and base 1 departs from.

In the time that needs return to lock-out state by lockout mechanism from released state, carry out aforesaid operations according to reverse step.Wherein when the second contact part 312 of projection 31 and the top of latch hook 11 near time, what first contact with projection 31 is the second inclined-plane 111 on latch hook 11, the thrust straight down that projection 31 is subject to decomposites the component of a horizontal direction by the second inclined-plane 111, this component promotes latch hook 11 rotates its compression elastic piece 12, projection 31 is crossed the position continuation down sliding of latch hook 11 subsequently, and promote cliding seat 2 down slidings, and latch hook 11 is after reset, just lock slots 22 has also moved to initial position, latch hook 11 hooks lock slots 22, this lockout mechanism is in the lock state again.

The utility model is compared to prior art, except simple in structure, locking effect is good, release application of force direction and movement direction of object unified, and can effectively reduce release space, laborsaving to user.

Above-described embodiment is only explanation technical conceive of the present utility model and feature; its object is to allow person skilled in the art can understand content of the present utility model and implement according to this; can not limit protection domain of the present utility model with this; all equivalences of doing according to the utility model Spirit Essence change or modify, within all should being encompassed in protection domain of the present utility model.

Claims

1. a lockout mechanism, there is lock-out state and released state, it is characterized in that: described lockout mechanism comprises base (1), there is the cliding seat (2) of sliding cavity (21), one end of described base (1) is housed in described sliding cavity (21) slidably, described base (1) is upper is provided with a latch hook (11) rotationally by a rotating shaft, the axial line bearing of trend of described rotating shaft is vertical with the direction of described base (1) slippage, between described latch hook (11) and described base (1), be also provided with for the elastic component (12) of described latch hook (11) along its rotation direction elastic-restoring force is provided, on described cliding seat (2), also offer the lock slots (22) being communicated with described sliding cavity (21), when described lockout mechanism is during in described lock-out state, the hook portion of described latch hook (11) is hooked described lock slots (22), when described lockout mechanism is during in described released state, described latch hook (11) departs from described lock slots (22), and described lockout mechanism also comprises the release mechanism for removing described lock-out state.

2. lockout mechanism according to claim 1, it is characterized in that: the drawing piece (3) of described release mechanism for sliding with respect to described cliding seat (2), on described drawing piece (3), being fixed with one can drive described latch hook (11) to depart from the projection (31) of described lock slots (22) in the time that described drawing piece (3) slides, on the sidewall of described cliding seat (2), offer the chute (23) being communicated with described lock slots (22), described projection (31) is located in described chute (23) slidably.

3. lockout mechanism according to claim 2, is characterized in that: the bearing of trend of described chute (23) is consistent with respect to the glide direction of described cliding seat (2) with described base (1).

4. lockout mechanism according to claim 3, it is characterized in that: described projection (31) is wedge shape, it has the first inclined-plane (311), the bottom of described latch hook (11) hook portion has first contact part (112) that can contact with described the first inclined-plane (311), when described projection (31) slides along described chute (23), drives described the first contact part (112) that described latch hook (11) is rotated by described the first inclined-plane (311) from bottom to top.

5. lockout mechanism according to claim 4, it is characterized in that: the hook portion of described latch hook (11) is wedge shape, it has the second inclined-plane (111), the bottom of described projection (31) has second contact part (312) that can contact with described the second inclined-plane (111), when described projection (31) slides along described chute (23), drives described the second contact part (312) that described latch hook (11) is rotated by described the second inclined-plane (111) from top to bottom.

6. lockout mechanism according to claim 2, is characterized in that: described chute (23) forms " T " font with described lock slots (22).