CN202937061U

CN202937061U - Protective device of lock cylinder of mortice door lock

Info

Publication number: CN202937061U
Application number: CN 201220663974
Authority: CN
Inventors: 雷先鸣
Original assignee: GUANGDONG JINDIAN ATOM LOCK MANUFACTURING Co Ltd
Current assignee: GUANGDONG JINDIAN ATOM LOCK MANUFACTURING Co Ltd
Priority date: 2012-12-06
Filing date: 2012-12-06
Publication date: 2013-05-15
Anticipated expiration: 2022-12-06

Abstract

The utility model discloses a protective device of a lock cylinder of a mortice door lock. The device comprises an outer fixing plate which is arranged outside an outer panel of an anti-theft door and located on a first lock cylinder installation hole in the outer panel. The outer fixing plate is provided with a second lock cylinder installation hole which is in the same shape as that of the lock cylinder of the mortice door lock. The outer fixing plate is connected with and fixed to the outer panel of the anti-theft door through rivets or screws. Due to the fact that the outer fixing plate integrally fixed to the outer panel is arranged outside the outer panel of the anti-theft door and the outer fixing plate is provided with the second lock cylinder installation hole which is in the same shape as that of the lock cylinder of the mortice door lock, after the lock cylinder of the mortice door lock is installed on the outer fixing plate, enhancing and fixing functions on the lock cylinder of the mortice door lock are achieved. Even if a lock cylinder panel on the outer panel is destroyed, thieves have difficulty in prying off the lock cylinder of the mortice door lock and can not destroy the lock cylinder to open the anti-theft door.

Description

The protector of mortise door lock core

Technical field

The utility model belongs to lockset, particularly relates to a kind of protector of mortise door lock core.

Background technology

Security door generally adopts mortise door lock core.The versatility that security door is installed and installed well for lockset, there is very large defective, as shown in Figure 1 and Figure 2, the panel 1 of security door A is provided with installing hole 101, mortise door lock core 2 is arranged in installing hole 101, then at panel 1 installation lock core panel (not shown), mortise door lock core 2 is covered.,, be easy to mortise door lock core 2 sleds are broken, thereby destroy door lock after the lock core panel is destroyed often greater than mortise door lock core 2 due to installing hole 101.

The utility model content

The purpose of this utility model is to provide the protector of the higher mortise door lock core of a kind of security protection performance.

The technical scheme that realizes the employing of the utility model purpose is as follows:

The protector of the mortise door lock core that the utility model provides, comprise that the outer panels that is arranged on respectively security door is outer and be positioned at outer fixed head on the first lock core mounting hole of outer panels, described outer fixed head is provided with the second lock core mounting hole that matches with the mortise door lock core profile, and outer fixed head is fastened on the outer panels of security door with rivet or screw.

The utility model also comprises the internal fixation plate in the outer panels that is located at described security door, internal fixation plate is provided with the 3rd lock core mounting hole that matches with the mortise door lock core profile, and described inside and outside fixed head is fastened on the outer panels of security door with rivet or screw.The beneficial effects of the utility model:

The utility model is owing to being provided with the outer fixed head that is fixed as one with outer panels outside the outer panels of security door, outer fixed head is provided with the second lock core mounting hole that matches with the mortise door lock core profile, after mortise door lock core is arranged on outer fixed head, can play mortise door lock core and strengthen fixing effect, after even if the lock core panel on outer panels is destroyed, the robber also is difficult to the mortise door lock core sled disconnected, can't destroy lock core security door is opened.

Further illustrate the technical solution of the utility model below in conjunction with accompanying drawing.

Description of drawings

Fig. 1 is the scheme of installation of existing mortise door lock core.

Fig. 2 is the sectional view of Fig. 1.

Fig. 3 is structural representation of the present utility model.

Fig. 4 is the sectional view of Fig. 3.

Fig. 5, Fig. 6 are respectively different structure schematic diagrames of the present utility model.

The specific embodiment

Embodiment 1

See Fig. 3, Fig. 4, the protector of mortise door lock core, comprise that the outer panels 1 that is arranged on respectively security door is inside and outside and be positioned at inside and outside fixed head 4,3 on the first lock core mounting hole 101 (referring to Fig. 1) of outer panels 1, described inside and outside fixed head 4,3 is provided with the 3rd, second lock core mounting hole 401,301 that matches with mortise door lock core 2 profiles, and inside and outside fixed head 4,3 use rivets or screw 5 are fastened on the outer panels 1 of security door.

after adopting the utility model protector, although the lock core mounting hole 101 on the outer panels of security door is greater than mortise door lock core 2, due in the outer panels of security door, be provided with outward with outer panels be fixed as one in, outer fixed head 4, 3, in, outer fixed head 4, 3 be provided with mortise door lock core 2 profiles match the 3rd, the second lock

core mounting hole

401, 301, in mortise door lock core 2 is arranged on, outer fixed head 4, after on 3, can play mortise door lock core 2 and strengthen fixing effect, after even if the lock core panel on outer panels 1 is destroyed, the robber also is difficult to mortise door lock core 2 sleds disconnected, can't destroy lock core opens security door.

Embodiment 2

See Fig. 5, the present embodiment and embodiment 1 difference are that protector only adopts outer fixed head 3 without internal fixation plate,, in the outer panels 1 of security door outer fixed head 3 is connected with outer panels 1 from outer fixed head 3 a plurality of rivets of use hand riveter staking.

Embodiment 3

See Fig. 6, the present embodiment and embodiment 1 difference are that protector is without internal fixation plate, only adopt outer fixed head 3, at first a plurality of nuts 6 of staking on the outer panels 1 of security door, then pass outer fixed head 3 with screw 5 and be screwed on nut 6, outer fixed head 3 is fixed on the outer panels 1 of security door.

Embodiment

2,3 advantage are that the protector mounting method is simple and convenient.Increase this protector and need not dismantle lock body and lock core on the security door that theftproof lock is arranged originally, just can install as long as remove anti-theft panel boring.

Claims

1. the protector of a mortise door lock core, it is characterized in that comprising that the outer panels that is arranged on respectively security door is outer and be positioned at outer fixed head on the first lock core mounting hole of outer panels, described outer fixed head is provided with the second lock core mounting hole that matches with the mortise door lock core profile, and outer fixed head is fastened on the outer panels of security door with rivet or screw.

2. the protector of mortise door lock core according to claim 1, it is characterized in that also comprising the internal fixation plate in the outer panels that is located at described security door, internal fixation plate is provided with the 3rd lock core mounting hole that matches with the mortise door lock core profile, and described inside and outside fixed head is fastened on the outer panels of security door with rivet or screw.