CN201460515U - Inverted hook type sliding window latch lock - Google Patents

Abstract

The utility model discloses an inverted hook type sliding window latch lock, which mainly comprises a latch lock rod, a fixed seat and a latch lock hook, wherein the front end of the latch lock rod is provided with an inverted hook; and the rear end of the latch lock rod is provided with a rotary handle in threaded connection with the latch lock rod. One end of the latch lock hook is fixed on a sliding outer sash by a fixing bolt and the other end of the latch lock hook is provided with a lock hook hole matched with the inverted hook on the front end of the latch lock rod. Both the upper and lower end of the fixed seat are fixed on a sliding inner sash by a fixing bolt and the fixed seat is provided with a hole matched with the latch lock rod. Due to the design, the inverted hook type sliding window latch lock has the advantages of simple structure, reasonable design, convenient opening and closing, durability and tamper-resistant, ant-theft and attractive effects.

Description

A kind of inverted hook type sliding sash latch lock

Technical field

The utility model relates to a kind of lockset, especially a kind of inverted hook type sliding sash latch lock.

Background technology

It all has been antitheft effect that pusher door and window crescent lock, mouth hanging lock, its purpose of chain lock are arranged on the market now.Shortcomings such as crescent lock has the perishable factor that waits of easy sled, and mouth hanging lock, chain lock have the switch inconvenience, and be not attractive in appearance.And for example: Chinese patent: 88206587.4,92207008.0 and 93217822.7 etc., its structure is that a movable lock body is fixedly sliding up and down on the lock body, latch hook and snap close cooperate the form that interlocks up and down, the weak point of such lock is: lock body is oversize, be provided with pin, groove, pit of positioning and guiding etc., when the expense material was taken a lot of work during manufacturing, cost was higher.Next is that the lateral dimension of snap close is wide, lock body is long, window and door frame in the side, front (or back side) will cut roomy or long hole, reduces the intensity of door and window limit frame, when taking a lot of work, decrease intensity, and the dimension of opening of the logical snap close of flank side surface is excessive, not attractive in appearance.When being to use once more, with pulling the moving movable lock body glue hook of hook strip, the frame of pulling again promotes earlier, and action is trouble relatively also.Also have, lock structure and snap close cooperate up and down, and theftproof performance is poor.

The utility model content

The utility model is at the deficiencies in the prior art, so design the latch lock of the anti-hook of a kind of latch band.

The purpose of this utility model is finished by following technical scheme: a kind of inverted hook type sliding sash latch lock mainly is made of latch locking bar, holder and latch latch hook.Described latch locking bar front end is provided with anti-hook, and the rear end is provided with turning handle and turning handle is to adopt to be threaded with the latch locking bar.Described latch latch hook one end is to be fixed in above the push-and-pull exterior wing with hold-down screw, and the other end is provided with hook lock and hook lock matches with the anti-hook of latch locking bar front end.The top and bottom of described holder all are fixed in above the push-and-pull interior wing with hold-down screw, and also are provided with Kong Erkong on the holder and match with the latch locking bar.Described hook lock is to be made of the semicircle that two diameter do not wait, and only need rotate turning handle when needs are locked, and makes anti-hook hook hook lock it is become one, and outdoor prizing played protective action.

This design, simple in structure, reasonable in design, switch is convenient, durable in use and can reach pick-proof, effect antitheft and attractive in appearance.

Description of drawings

A kind of inverted hook type sliding sash of Fig. 1 latch lock construction schematic diagram;

A kind of inverted hook type sliding sash of Fig. 2 latch lock latch hook structural representation;

Among the figure: 1-holder, 2-latch latch hook, 3-latch locking bar, 4-turning handle, the anti-hook of 5-, 6-hold-down screw, 7-hook lock.

The specific embodiment

As described in Figure 1: a kind of inverted hook type sliding sash latch lock is mainly by latch locking bar 3, holder 1 and latch latch hook 2 constitute. and described latch locking bar 3 front ends are provided with anti-hook 5, the rear end is provided with turning handle 4 and turning handle 4 is to adopt to be threaded with latch locking bar 3. and described latch latch hook 2 one ends are to be fixed in above the push-and-pull exterior wing with hold-down screw 6, and the other end is provided with hook lock 7 and hook lock 7 matches with the anti-hook 5 of latch locking bar 3 front ends. the top and bottom of described holder 1 all are to be fixed in above the push-and-pull interior wing with hold-down screw 6, and also being provided with Kong Erkong on the holder 1 matches with latch locking bar 3. described hook lock 7 is to be made of the semicircle that two diameter do not wait, when locking, needs only need rotate turning handle 4, anti-hook 5 is hooked on the small semicircle of hook lock 7 it is become one, outdoor prizing played protective action. when needs are opened, also only need a rotation turning handle 4 to make anti-hook 5 break away from small semicircles and rotate to the large semicircle position and get final product.

This design, switch is convenient, simple in structure, reasonable in design, durable in use and can reach pick-proof, effect antitheft and attractive in appearance.

Claims (2)

1. an inverted hook type sliding sash latch lock mainly is made of latch locking bar (3), holder (1) and latch latch hook (2); It is characterized in that: described latch locking bar (3) front end is provided with anti-hook (5), and the rear end is provided with turning handle (4) and turning handle (4) is to adopt to be threaded with latch locking bar (3); Described latch latch hook (2) one ends are to be fixed in above the push-and-pull exterior wing with hold-down screw (6), and the other end is provided with hook lock (7) and hook lock (7) matches with the anti-hook (5) of latch locking bar (3) front end; The top and bottom of described holder (1) all are to be fixed in above the push-and-pull interior wing with hold-down screw (6), and also are provided with Kong Erkong on the holder (1) and match with latch locking bar (3).

2. a kind of inverted hook type sliding sash latch lock according to claim 1, it is characterized in that: described hook lock (7) is to be made of the semicircle that two diameter do not wait.

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