CN203362821U

CN203362821U - Withdrawing mechanism with locking device

Info

Publication number: CN203362821U
Application number: CN 201320328866
Authority: CN
Inventors: 任博; 文雄; 王许达; 崔秋风; 马锦荣; 巩锐; 崔宛弘
Original assignee: Beijing North Vehicle Group Corp
Current assignee: Beijing North Vehicle Group Corp
Priority date: 2013-06-07
Filing date: 2013-06-07
Publication date: 2013-12-25
Anticipated expiration: 2023-06-07

Abstract

The utility model discloses a withdrawing mechanism with a locking device. The withdrawing mechanism is characterized by comprising fixed guide rails shaped like left square brackets and movable guide rails shaped like right square brackets, wherein the fixed guide rails are sleeved with the movable guide rails which can move in the definite direction along the fixed guide rails; the fixed guide rails and the movable guide rails are in movable connection; a storage framework in which a locking mechanism is arranged is arranged on the movable guide rails; fixed rollers are mounted at the front ends of the fixed guide rails shaped like left square brackets; two rollers matched with the internal grooves of the fixed guide rails are arranged on the movable guide rails shaped like right square brackets; the internal grooves of the movable guide rails are matched with the fixed guide rails mounted on the fixed guide rails. The withdrawing mechanism has a simple and compact structure, is stable and reliable in operation and is also durable.

Description

The pull-out mechanism of locking device

Technical field

The utility model relates to a kind of pull-out mechanism of locking device, and particularly a kind of one man operation who is applied on emergency dealing case group drawing device of automatic locking of can realizing pulling out, reset, belong to the mechanical structure technical field.

Background technique

Traditional drawing device be applied in emergency dealing case group is fairly simple, lockable mechanism is not set usually, therefore very easily because of the vibrations of case group, cause throwing off from fixed guide in the process of moving, cause accident, and very easily whole glove framework is pulled out during pull, make instrument or article on the glove framework scatter, cause danger.

The lockable mechanism just occurred in recent years is all more loaded down with trivial details, and the mode usually adopted is at glove framework punching two ends, inserts lock pin.In the time of need to getting instrument or article, need first the lock pin on both sides to be extracted the ability release; After resetting, lock pin need be inserted, the ability locking, operation and inconvenient, waste time and energy.

Summary of the invention

The purpose of this utility model is to overcome the deficiency of prior art in practical operation, and a kind of drawing device with the Buttoned locking structure simple in structure, easy to use is provided.

For addressing the above problem, the technological scheme that the utility model adopts is:

A kind of pull-out mechanism of locking device is characterized in that: comprise the moving railing of " fixed guide of [" shape and "] " shape, moving railing is sleeved in fixed guide, and can move along the determined direction of fixed guide; Described fixed guide and movable guiding rail are flexibly connected; Be provided with the glove framework on described moving railing, in the glove framework, be furnished with lockable mechanism.

Be provided with two rollers that the inside groove with fixed guide is complementary on the moving railing of described " the fixed guide front end of [" shape is equipped with fixed idler whell, "] " shape, the inside groove of moving railing is complementary with the fixed idler whell be arranged on fixed guide.

Described lockable mechanism comprises handle, push rod, wire rope and spring detent; Handle is arranged on glove framework front-axle beam neutral position, and the push rod front end is set to button, and rear end is connected with wire rope; The wire rope two ends are the linking springs lock pin respectively, spring detent and reset locking hole or the expansion locking hole coupling that are arranged on fixed guide.

Before described push rod, end button coordinates with handle, and push rod is through the intermediate hole of glove framework front-axle beam; Front-axle beam intermediate hole rear end is provided with little cotter pin; Putting back-end is provided with two upright openings that communicate, and the upright opening vertical with push rod is for installing wire rope; Be provided with the tapped hole with the push rod concentric shafts on described push rod.

Described steel wire penetrating push rod through hole, two ends are connected with spring detent respectively, and the part of neutral position in push rod is by screw-driving.

Spring fitting in described spring detent, on lock pin, and is stuck in deck; The lock pin front end is set to square slab-like, middle perforate; The lock pin of spring rear end is equipped with banking stop and large cotter pin.

Owing to having adopted technique scheme, compared with prior art, the utility model comprise two fixed guides, two fixed idler whells, can be along the glove framework of fixed guide pull, upper and lower two pairs of shifting roller and lockable mechanisms that can roll along fixed guide that are fixed on moving railing.Such design, guaranteed that the utility model is simple in structure, compact, and working stability is reliable, durable in use.

Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail simultaneously.

The accompanying drawing explanation

Fig. 1 is a kind of embodiment's of the utility model structural representation;

Fig. 2 is the left view of Fig. 1;

Fig. 3 is the STRUCTURE DECOMPOSITION schematic diagram of Fig. 1 drawing device of removing lockable mechanism;

Fig. 4 is the structural representation of lockable mechanism in Fig. 1;

Fig. 5 is the I place enlarged view of Fig. 4;

Fig. 6 is the structural representation of putting back-end in Fig. 1;

Fig. 7 is the structural representation of connecting base in Fig. 6;

Fig. 8 is the structural representation of Fig. 6 medi-spring pull bar;

Fig. 9 is the structural representation of fixed base in Fig. 1.

In figure: 1-fixed idler whell; 2-fixed guide; 3-glove framework; 4-lower shifting roller; 5-upper shifting roller; 6-lockable mechanism; 7-fixed base; 2-1-expansion locking hole; 2-2-locking hole resets; 3-1-moving railing; 3-2-front-axle beam; 3-3-reinforcement; 3-4-support beam; 3-5-back rest; 6-1-handle; 6-2-push rod; 6-3-connecting base; 6-4-wire rope; 6-5-spring detent; 6-6-little cotter pin; 6-7-screw; 6-2-1-button; 6-5-1-deck; 6-5-2-spring; 6-5-3-lock pin; 6-5-4-banking stop; 6-5-5-large cotter pin.

Embodiment

Embodiment:

As shown in Figures 1 to 9, a kind of pull-out mechanism of locking device, comprise two " fixed guides 2 of [" shape, two fixed idler whells 1 are bolted on fixed guide 2, "] of glove framework 3 both sides " the moving railing 3-1 rear end of shape installs lower shifting roller 4 and upper shifting roller 5, lower shifting roller 4 and upper shifting roller 5 move along fixed guide 2, and lockable mechanism 6 is arranged on glove framework 3 by front-axle beam 3-2 and support beam 3-4.

Fixed guide 2 is " [" shape, moving railing 3-1 is "] " shape, when pulling glove framework 3, fixed idler whell 1 rotates, drive the moving railing 3-1 reach of glove framework 3 both sides, lower shifting roller 4 is inboard lower to rolling along fixed guide 2, and upper shifting roller 5 is inboard upper along rolling along fixed guide 2.

Lockable mechanism 6 comprises handle 6-1, push rod 6-2, connecting base 6-3, wire rope 6-4, spring detent 6-5, cotter pin 6-6.Handle 6-1 is fixed on front-axle beam 3-2 centre, front-axle beam be " [" shape, the perforate in the middle of handle 6-1 aligns with the perforate in the middle of front-axle beam 3-2, and push rod 6-2 is installed, little cotter pin 6-6 is installed in the perforate of push rod 6-2 front end, limits push rod 6-2 forward end and moves.Connecting base 6-3 bottom welding is in support beam 3-4 center upper portion position, as shown in Figure 5.The schematic diagram of connecting base 6-3 as shown in Figure 6.The putting back-end perforate, through wire rope 6-4, is opened tapped hole with the rear end of this hole Vertical direction, and mounting screw 6-7 does not collect together wire rope 6-4 left and right.

Spring detent 6-5 comprises two deck 6-5-1, deck 6-5-1 is welded on respectively the two ends of support beam 3-4, spring 6-5-2 is arranged on lock pin 6-5-3, the perforate of lock pin front end, for connecting steel wire ropes 6-4, the rear end perforate, install large cotter pin 6-5-5, large cotter pin 6-5-5 front end mounting limit sheet 6-5-4, for restraining spring, 6-5-2 moves backward.

The utility model comprise two fixed guides, two fixed idler whells, can be along the glove framework of fixed guide pull, upper and lower two pairs of shifting roller and lockable mechanisms that can roll along fixed guide that are fixed on moving railing.Such design, guaranteed that the utility model is simple in structure, compact, and working stability is reliable, durable in use.

The utility model is not limited to above-mentioned preferred implementation, and anyone should learn the structural change of making under enlightenment of the present utility model, every with the utlity model has identical or akin technological scheme, all belong to protection domain of the present utility model.

Claims

1. the pull-out mechanism of a locking device is characterized in that: comprise the moving railing of " fixed guide of [" shape and "] " shape, moving railing is sleeved in fixed guide, and can move along the determined direction of fixed guide; Described fixed guide and movable guiding rail are flexibly connected; Be provided with the glove framework on described moving railing, in the glove framework, be furnished with lockable mechanism; Be provided with two rollers that the inside groove with fixed guide is complementary on the moving railing of described " the fixed guide front end of [" shape is equipped with fixed idler whell, "] " shape, the inside groove of moving railing is complementary with the fixed idler whell be arranged on fixed guide; Described lockable mechanism comprises handle, push rod, wire rope and spring detent; Handle is arranged on glove framework front-axle beam neutral position, and the push rod front end is set to button, and rear end is connected with wire rope; The wire rope two ends are the linking springs lock pin respectively, spring detent and reset locking hole or the expansion locking hole coupling that are arranged on fixed guide; Before described push rod, end button coordinates with handle, and push rod is through the intermediate hole of glove framework front-axle beam; Front-axle beam intermediate hole rear end is provided with little cotter pin; Putting back-end is provided with two upright openings that communicate, and the upright opening vertical with push rod is for installing wire rope; Be provided with the tapped hole with the push rod concentric shafts on described push rod.

2. the pull-out mechanism of locking device according to claim 1 is characterized in that: described steel wire penetrating push rod through hole, and two ends are connected with spring detent respectively, and the part of neutral position in push rod is by screw-driving.

3. the pull-out mechanism of locking device according to claim 1 is characterized in that: the spring fitting in described spring detent, on lock pin, and is stuck in deck; The lock pin front end is set to square slab-like, middle perforate; The lock pin of spring rear end is equipped with banking stop and large cotter pin.