CN2903286Y - Hole of hand can entrance for transverse latch lock - Google Patents

Abstract

An ingress-hand hole for a horizontal breech lock comprises a base plate, a lock stand fixed on the base plate, an ingress-hand hole on the lower portion of the lock stand on the base plate and a lock bolt equipped with a butt provided on the upper mid portion of the base plate, wherein the ingress-hand hole is mounted on the lower portion of the base stand with a square, circular or other types of shapes which is convenient for unlocking. Users put hands into the ingress-hand hole from the outer side for application, unlocking the lock from the inner side of the door. Thieves must put their hands into the ingress-hand hole if they want to pick the lock. Thereby it is hard to pick the lock to achieve locking doors safely.

Description

A kind of hand hole of horizontal breech lock

Technical field

The utility model relates to a kind of lock structure, specifically a kind of hand hole of horizontal breech lock.

Background technology

Traditional cross bolt lock structure characteristics simple, easy to use, easy to manufacture make it extensively be present in the middle of the daily life; especially vast rural area; but, the unique texture of traditional horizontal breech lock is used because having determined it to need a padlock in use; for the padlock that is exposed to the outside fully; owing between the U-shaped latch hook of padlock and the lock body bigger gap is arranged; robber regular meeting is stressed with the plane platform of the junction of lock body by the latch hook of U-shaped lock; tools used in crime such as use crowbar insert in the gap, easily padlock are pried open.Certainly also there are some designers to design the lockset of some pick-proofs, safety door breech lock as Chinese patent notice of authorization CN2079645U bulletin, with the bolt lock mechanism of Chinese patent notice of authorization CN1580475 bulletin, mostly complex structure, poor stability are difficult to meet the requirement of pick-proof for they.

The utility model content

The purpose of this utility model is that a kind of hand hole of horizontal breech lock is provided.

The utility model can be achieved through the following technical solutions:

A kind of hand hole of safety sidelong latch by substrate, be fixed on the lock on the substrate and be arranged on the substrate lock bolt that the middle part is provided with attachment strap and form, has the hand hole of the usefulness of unblanking on the described lock lower substrate.

Described hand hole can be circle, and is square, ellipse, rhombus and other shape that staff stretches into of conveniently unblanking.

Described substrate is installed on the respective inside position of door and window, and unblanking is that hand stretches into hand hole from outer survey, and padlock is opened.

The utility model each several part material selection hard material is to reach antitheft purpose.

Adopt the utility model safety sidelong latch to lock a door, change the hasp of traditional horizontal breech lock into attachment strap, attachment strap closes, lock is in the semi-closed state that is surrounded by attachment strap, stealing tool can't stretch into the U-shaped latch hook of padlock and the gap between the lock body, thereby realize antitheft purpose, and novel structure, cooperate ingenious, safety good, easy to use.

Description of drawings

Fig. 1 is the hand hole front view of a kind of safety sidelong latch of the utility model.

Fig. 2 is the hand hole right view of a kind of safety sidelong latch of the utility model.

The specific embodiment

As the hand hole of Fig. 1 a kind of horizontal breech lock shown in Figure 2, by substrate 1, be fixed on the lock 4 on the substrate 1 and be arranged on the substrate lock bolt 2 that the middle part is provided with attachment strap 3 and form, the hand hole 5 of the usefulness of unblanking is arranged on described lock 4 lower substrate 1.

Described hand hole 5 can be circle, and is square, ellipse, rhombus and other shape that staff stretches into of conveniently unblanking.

Described substrate is installed on the respective inside position of door and window, and unblanking is that hand stretches into hand hole 5 from outer survey, and padlock is opened.

The utility model each several part material selection hard material is to reach antitheft purpose.

When reality is used, only need a kind of safety sidelong latch to be fixed on the respective inside position such as door and window, finishing the operation of locking a door and getting final product the utility model.

Certainly, present embodiment is not limited to the utility model, to those of ordinary skill in the art; still can do multiple variation to present embodiment; therefore, every employing analog structure of the present utility model and similar variation thereof all should be listed the protection domain of claims of the present utility model in.

Claims (3)

1, a kind of hand hole of horizontal breech lock by substrate, be fixed on the lock on the substrate and be arranged on the substrate lock bolt that the middle part is provided with attachment strap and form, is characterized in that the hand hole of the usefulness of unblanking is arranged on the described lock lower substrate.

2, the hand hole of a kind of horizontal breech lock according to claim 1 is characterized in that, described hand hole shape can be circle, and is square, ellipse, rhombus and other shape that staff stretches into of conveniently unblanking.

3, the hand hole of a kind of horizontal breech lock according to claim 1 is characterized in that, the utility model each several part material selection hard material.