CN206418868U - A kind of theftproof lock aids in lock body - Google Patents

Abstract

Lock body is aided in the utility model discloses a kind of theftproof lock, including lock housing, the lock housing right-hand member is provided with shifting part, shifting part lower end is hinged with lower end on the right side of lock housing, shifting part left end offers arc track, and steady pin is located in the arc track, and steady pin is fixed with upper end on the right side of arm-tie, provided with a cylindrical limited block below steady pin, the limited block contacted with the outer ledge of shifting part left end and；Provided with lock point on the left of arm-tie, lock point is fixedly connected with arm-tie；Lower end is connected by torsion spring with lock housing in the middle part of arm-tie；Be provided with the left of lock housing offered on panel, panel can for lock through rectangular through-hole.The utility model is simple in construction, reasonable in design, with low cost, and main lock body can be aided in reinforce locking effect, the security of safe-guard door lock is greatly improved in the case where only increasing seldom cost；By setting torsion spring, make open and close fluent movements, it is easy to use.

Description

A kind of theftproof lock aids in lock body

Technical field

The utility model is related to a kind of lock, specifically a kind of theftproof lock auxiliary lock body.

Background technology

Lock, which refers to be added on the objects such as door, chest, drawer, seals device, could be opened with special key.Door lock is consolidated It is exactly so to be used for door lock to live to prevent equipment that other people open this.The classification of door lock is a lot, in each occasion to door lock Requirement it is different, average family typically uses safe-guard door lock, safe and price is relatively cheap.Door lock is widely used, can To be that everybody can see daily, but Anti-theft door lock has a variety of ranks, that is, antitheft rank.Currently on the market Safe-guard door lock highest anti-theft grade be super B grades, although security is relatively good, but expensive.And common safe-guard door lock Although inexpensive, security is bad.

Utility model content

The purpose of this utility model, which is to carry, to aid in lock body for a kind of theftproof lock, to solve to propose in above-mentioned background technology The problem of.

To achieve the above object, the utility model, which is carried, can supply following technical scheme：

A kind of theftproof lock aids in lock body, including lock housing, and the lock housing right-hand member is provided with shifting part, and shifting part lower end is right with lock housing Side lower end is hinged, and shifting part left end offers arc track, and steady pin is located in the arc track, and steady pin is fixed with drawing Provided with a cylindrical limited block below upper end on the right side of plate, steady pin, the outer ledge of the limited block and shifting part left end connects Touch and；Provided with lock point on the left of arm-tie, lock point is fixedly connected with arm-tie；Lower end is connected by torsion spring with lock housing in the middle part of arm-tie；Lock housing Left side is provided with panel, offer on panel can be put for lock through rectangular through-hole.

It is used as further program of the utility model：The lock housing is stainless steel.

Compared with prior art, the beneficial effects of the utility model are：The utility model is simple in construction, reasonable in design, into This is cheap, and main lock body can be aided in reinforce locking effect, safe-guard door lock is greatly improved in the case where only increasing seldom cost Security；By setting torsion spring, make open and close fluent movements, it is easy to use.

Brief description of the drawings

Fig. 1 is structural representation of the present utility model.

In figure：1- shifting parts, 2- arm-ties, 3- lock points, 4- torsion springs, 5- lock housings, 6- panels, 7- steady pins.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belongs to the scope of the utility model protection.

Referring to Fig. 1, a kind of theftproof lock aids in lock body, including lock housing 5, the right-hand member of lock housing 5 is provided with shifting part 1, stirred The lower end of part 1 is hinged with the right side lower end of lock housing 5, and the left end of shifting part 1 offers arc track, and steady pin 7 is located at the arc track Interior, steady pin 7 is fixed with the right side upper end of arm-tie 2, the lower section of steady pin 7 provided with a cylindrical limited block, the limited block with The left end of shifting part 1 outer ledge contact and；Play the main lock body of auxiliary provided with lock point 3, lock point 3 and reinforce locking effect in the left side of arm-tie 2 The effect of fruit；Lock point 3 is fixedly connected with arm-tie 2；The middle part lower end of arm-tie 2 is connected by torsion spring 4 with lock housing 5；The left side of lock housing 5 is provided with Being offered on panel 6, panel 6 can be for the rectangular through-hole passed through of lock point 3.

Further, lock housing 5 described in the utility model is stainless steel, sturdy and durable, with low cost, is hardly damaged. The outside of lock housing 5 can be sprayed or be electroplated, and make its more attractive in appearance

Operation principle of the present utility model is：

When a point lock point chain extension bar for antitheft lock pulls shifting part 1 to turn clockwise, shifting part 1 passes through the band of steady pin 7 Dynamic arm-tie 2 and lock point 3, makes in the retraction panel 6 of lock point 3, with antitheft lock simultaneously in unlocking condition, 3 Hes of lock point during this Arm-tie 2 is very smooth due to the action of torsion spring 4；When a point lock point chain extension bar for antitheft lock promotes the rotate counterclockwise of shifting part 1 When, shifting part 1 drives arm-tie 2 by steady pin 7 and locks point 3, makes, lock 3 extending panels 6 of point, is in and closes simultaneously with antitheft lock Lock status, locks point 3 and arm-tie 2 because the action of 4 torsion springs is very smooth during this.

It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation Involved claim.

Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art It may be appreciated other embodiment.

Claims (2)

1. a kind of theftproof lock aids in lock body, including lock housing (5), it is characterised in that：Lock housing (5) right-hand member is provided with shifting part (1), Shifting part (1) lower end is hinged with lower end on the right side of lock housing (5), and shifting part (1) left end offers arc track, and steady pin (7) is located at In the arc track, steady pin (7) is fixed with below upper end on the right side of arm-tie (2), steady pin (7) provided with a cylinder limit Position block, the limited block contacted with the outer ledge of shifting part (1) left end and；Provided with lock point (3) on the left of arm-tie (2), lock point (3) It is fixedly connected with arm-tie (2)；Lower end is connected by torsion spring (4) with lock housing (5) in the middle part of arm-tie (2)；Panel is provided with the left of lock housing (5) (6) rectangular through-hole that can be passed through for lock point (3), is offered on panel (6).

2. theftproof lock according to claim 1 aids in lock body, it is characterised in that：The lock housing (5) is stainless steel.