CN2357083Y - Portable door hole lock - Google Patents

Abstract

The utility model relates to a door lock which can solve the problems of convenience and reliability. A portable door hole lock comprises a hook and buckle element, and an anti-back device. The utility model is characterized in that the hook and buckle element is composed of a U-shaped latch plate and a door hole buckling piece, the open end of the U-shaped latch plate is provided with two corresponding fixed holes, and the door hole buckling piece which is positioned at the closed end of the latch plate has a shape matching with a traditional door hole; the anti-back device is composed of an anti-back grasping seat, a button, a screw and an anti-back stop dog, wherein, the anti-back grasping seat is provided with a containing hole for embedding the button, two through holes for containing screw rods, and two slot channels which are combined with open end of the U-shaped latch plate; the button is provided with a through hole which is penetrated through the button body. The utility model can be used for locking doors.

Description

Portable type aperture of door lock

The utility model relates to lock, especially relates to door lock.

Existing portable type aperture of door lock, following shortcoming is arranged: one, its tapered end pushes up back original position with the tapered end of original door lock, makes the afunction of original door lock: two, the adjustment cap bipod of its core body is isometric, can't hold out against not contour door socket or door; Three, if the distance of distance between between its mortise lock hole of aperture of door and door socket or door then can't be adjusted suitable latch length; Four, the numerous and diverse inconvenience of its device mode; Five, part is many, the cost height.

The purpose of this utility model provides a kind of portable type aperture of door simple and convenient, time saving and energy saving, better performances and locks.

The novel purpose of this reality is achieved in that portable type aperture of door lock, it comprises: fastener element, anti-unloading device, it is characterized in that: the fastener element is made up of Jiong type pinboard and aperture of door fastening piece, the openend of Jiong type pinboard is provided with two relative fixing holes, and the aperture of door fastening piece is positioned at closed end and have the shape that cooperates traditional aperture of door; Anti-unloading device grips seat, a button, a screw rod and an anti-back block by an anti-back and constitutes; Anti-back grips that seat is provided with a holding hole that embeds for button and in order to two open-works that hold screw rod and also to be provided be two grooves in conjunction with door type pinboard openend; Button has the through hole that connects its body, the semicircle inner face of through hole is provided with the screw thread with screw engages, and the button bottom surface upwards is provided with to inserting spring and pushes against two circular holes that pin is used, screw rod one end is the bolt bar with anti-skidding lines, the half screw rod of nearly bolt bar is provided with screw thread, and end is the outstanding post with stratum in addition; Anti-back block profile cuboid triangular in shape is established a circular hole and a pin hole at the bottom of the triangle, circular hole and pin hole also combine with screw rod.

Above-mentioned design is inserted the tip that reaches the anti-back block in the crack between a door and its frame by the fastener element and is propped up crack between a door and its frame, and screw with screw rod, and reaches the anti-back function; Button when pressing anti-unloading device is withdrawed from screw rod backward, can reach the effect of fast moving.

Below by drawings and Examples the utility model is described further again:

Fig. 1 is a schematic perspective view of the present utility model;

Fig. 2 is a decomposing schematic representation of the present utility model;

Fig. 3 looks schematic diagram for master of the present utility model;

Fig. 4 is a schematic top plan view of the present utility model;

Fig. 5 is an action schematic diagram of the present utility model;

Fig. 6 is a user mode schematic diagram of the present utility model;

Shown in Fig. 1-4: the utility model comprises: fastener element 10, anti-unloading device 20, it is characterized in that: fastener element 10 is made up of Jiong type pinboard 11 and aperture of door fastening piece 12, the openend of Jiong type pinboard 11 is provided with two relative fixing holes 13, and aperture of door fastening piece 12 is positioned at closed end and have the shape that cooperates traditional aperture of door; Anti-unloading device 20 grips seat 21, one button 30, a screw rod 40 and an anti-back block 50 by an anti-back and constitutes; Anti-back grips that seat 21 is provided with a holding hole 22 that embeds for button 30 and in order to two open-works 24 that hold screw rod 40 and also be provided with and be two grooves 25 in conjunction with Jiong type pinboard 11 openends; Button 30 has the through hole 33 that connects its body, and the semicircle inner face of through hole 33 is provided with the screw thread 35 with screw rod 40 engagements, and button 30 bottom surfaces upwards are provided with to inserting spring 31 and push against two circular holes 34 of pin 32 usefulness.Screw rod 40 1 ends are the bolt bar 41 with anti-skidding lines, and the half screw rod of nearly bolt bar 41 is provided with screw thread 42, and end is the outstanding post 43 with stratum in addition; Anti-back block 50 profiles cuboid triangular in shape is established a circular hole 52 and a pin hole 54 at the bottom of the triangle, circular hole 52 and pin hole 54 also combine with screw rod 40.Wherein, the screw thread of the screw rod 40 in the anti-unloading device 20 is a trapezoidal thread 42.Anti-back grips seat 21 two fixing holes 23 of inserting fixed bar 26 usefulness; After passing a packing ring 44, outstanding post 43 is incorporated into anti-back block 50; One groove 51 is arranged on the anti-back block 50.

Shown in Fig. 5-6; The outstanding post 43 of screw rod 40 front ends is incorporated in the circular hole of anti-back block 50, and fixing with latch 53, and rotation bolt bar 41 promptly drives anti-back block 50 and moves forward, and reaches the anti-back function.And above-mentioned button 30 is given as security following time, because the trapezoidal thread 35 in its through hole 33 and the trapezoidal thread 42 of screw rod 40 form not contact, so screw rod 40 can be done fast moving, when waiting to desire to push against crack between a door and its frame, decontrols button 30 and rotates bolt bar 41 again to pushing against crack between a door and its frame fully.Because the screw thread on the screw rod 40 is a trapezoidal thread 42, its characteristic is that power is big, can lock easily and can be not stuck.When using, except that can reaching above-mentioned effect, it is convenient time saving and energy saving again fast also can to reach.

Claims (2)

1, portable type aperture of door lock, it comprises: fastener element, anti-unloading device, it is characterized in that: the fastener element is made up of Jiong type pinboard and aperture of door fastening piece, and the openend of Jiong type pinboard is provided with two relative fixing holes, cooperates the aperture of door fastening piece of conventional door hole shape to be positioned at closed end and have; Anti-unloading device grips seat, a button, a screw rod and an anti-back block by an anti-back and constitutes; Anti-back grips that seat is provided with a holding hole that embeds for button and in order to two open-works that hold screw rod and also be provided with and be two grooves in conjunction with Jiong type pinboard openend; Button has the through hole that connects its body, the semicircle inner face of through hole is provided with the screw thread with screw engages, and the button bottom surface upwards is provided with to inserting spring and pushes against two circular holes that pin is used, screw rod one end is the bolt bar with anti-skidding lines, the half screw rod of nearly bolt bar is provided with screw thread, and end is the outstanding post with stratum in addition; Anti-back block profile cuboid triangular in shape is established a circular hole and a pin hole at the bottom of the triangle, circular hole and pin hole also combine with screw rod.

2, portable type aperture of door lock as claimed in claim 1 is characterized in that: wherein, the screw flight in the anti-unloading device is a trapezoidal thread.

Images