CN201306087Y

CN201306087Y - Protective structure for doorframe of safe

Info

Publication number: CN201306087Y
Application number: CNU2008201696284U
Authority: CN
Inventors: 杨秀忠
Original assignee: Ningbo Yongfa Group Co Ltd
Current assignee: Ningbo Yongfa Group Co Ltd
Priority date: 2008-12-02
Filing date: 2008-12-02
Publication date: 2009-09-09
Anticipated expiration: 2018-12-02

Abstract

The utility model relates to a protective structure for a doorframe of a safe, which comprises a latch frame (2) on the back surface of a door panel (1), and the latch (3), wherein, a guide hole (21) formed on the outer lateral wall of the latch frame. The protective structure is characterized in that a cover board (4) which can vertically slip relative to the door panel (1) is limited on the outer part of the latch frame (2), and can at least shield a part of the guide hole (21); an elastic element (5), which enables the cover board (4) to keep shielding the part of the guide hole (21) at least all the time, is arranged between the door panel (1) and the cover board (4); a driving board (41), which extends outwards, is arranged at one end of the cover board (1) near the door panel (4); when the door panel is closed, the driving board (41) is pulled by a door frame (8) so as to enable the cover board (4) not to shield the guide hole (21); and in the situation that the latch is retracted into the latch frame, the cover board shields the part of the guide hole at least, and the latch is kept in the latch frame all the time. Therefore, when the door is closed, the possible that the door frame directly impacts on the latch does not occur, so that the damage to the door frame or the latch as well as the internal structure thereof because the door frame impacts on the latch is avoided.

Description

Strongbox doorframe protection structure

Technical field

The present invention relates to a kind of technical field that relates to strongbox, relate in particular to a kind of strongbox doorframe protection structure.

Background technology

Along with improving constantly of people's living standard, various security doors more and more apply among the daily life.Security door can be applicable to again on various strongboxs, various strong-room and the home-use security door, to deposit valuables, existing safety door structure is roughly as follows: mainly comprise doorframe, be articulated on the doorframe the door body and be arranged on the door and doorframe between bolt structure.Bolt structure comprise again be arranged on a back side can be relatively the horizontal bolt of slippage, and be arranged on the lock construction of the horizontal slippage of prevention bolt on the door, doorframe is provided with bolt and fastens the hole accordingly with a bolt or latch, and wherein the lock construction kind is a lot, can adopt existing various structure, during locking, in the door bolt hole on the bolt insertion doorframe, with lock construction bolt is locked again, to reach not by the purpose of others' unlatching, it is cylindric that bolt generally is, the cylindrical hole that door bolt Kong Zewei and bolt match.

As everyone knows, the operation of general latch locking structure is in that operating grip or turning handle are given up the throne bolt at closing time, then the door body is closed, then again operating grip that bolt is stretched out door is external, cooperate with the door bolt hole of doorframe, the last operation lock construction, the slide plate that will link to each other locking with bolt.The turnover of bolt is can only be passive controlled in the locking mechanism, so after door was opened, bolt still kept overhanging state probably, but has such a case, after door is opened, bolt still stretches out, and people do not note, directly firmly close the door, at this moment because bolt is overhanging, the direct knocking door case of bolt meeting at closing time causes the doorframe outward appearance destroyed, influences attractive in appearance.

The various latch locking structures of existing patent report all are to consider on safety issue, and the patent report of aforementioned technical problem do not occur solving.

Summary of the invention

Technical problem to be solved by this invention is that a kind of strongbox doorframe protection structure is provided at above-mentioned prior art present situation; this protection structure guarantees that under door opening state bolt is still built-in; guarantee that doorframe can not be subjected to the bump of bolt; and under the state of closing the door, can guarantee again that bolt can stretch out with doorframe to lock.

The present invention solves the problems of the technologies described above the technical scheme that is adopted: a kind of strongbox doorframe protection structure, include the door-plate that matches with doorframe and be located at the bolt frame and the bolt at this door-plate back side, have the pilot hole that can laterally pass for bolt on the lateral wall of bolt frame; It is characterized in that: the outside spacing cover plate that the relative vertical slippage of door-plate of energy is arranged of described bolt frame, this cover plate can partly cover pilot hole at least, between door-plate and cover plate, be provided with the elastic component that makes cover plate remain the trend of partly covering to major general's pilot hole, that end of the contiguous door-plate of described cover plate has outward extending drive plate, when door-plate cut out, doorframe promoted to drive plate so that cover plate can not cover described pilot hole.

Above-mentioned cover plate is undertaken spacing by the baffle plate that is fixed on bolt frame outer wall.Certainly it is a kind of mode of securing cover plate, and cover plate also can be fixed by existing other structure, makes the cover plate vertical slippage of door-plate relatively within the specific limits as long as satisfy.

Above-mentioned baffle plate middle part is the accommodation space of U type, and described cover plate is positioned at this accommodation space, and the drive plate on the cover plate stretches out after the bottom of accommodation space passes, and the outside of described baffle plate has two installation portions that turn up.Because baffle plate has certain altitude, so this baffle arrangement not only can play the upper limit to cover plate, also can play the spacing guide effect in the left and right sides to cover plate.

The antetheca of above-mentioned baffle plate has a breach that supplies bolt to pass, can guarantee to guarantee that baffle plate can not shelter from pilot hole when baffle plate has higher height like this, baffle plate has high height can be better spacing to cover plate, the front end face of described cover plate has the breach of a U-shaped, driving under plate and the accommodation space bottom surface state of contact, the front end face of described cover plate is lived the pilot hole partial occlusion.

Above-mentioned elastic component is two springs.Certainly also can adopt similar flexible member, as leaf spring etc., its concrete mounting means difference just.Can guarantee the less upper and lower displacement of cover plate simultaneously like this, guarantee that cover plate can also stop that bolt passes from pilot hole.

If elastic component is two springs, then can adopt following mounting means, on the cover board end has two kinks that extend internally, and the lower surface of each kink has the guide pillar of downward extension, described spring top is set on this guide pillar, and the lower end of spring is supported on the back side of door-plate.The mode of this mounting spring has advantage simple in structure, easy to assembly.

Compared with prior art, the invention has the advantages that: by the effect of elastic component, cover plate has the trend of covering pilot hole all the time, so when under door opening state, latch retractor bride visits her parents with her husband for the first time after the wedding the door bolt frame in, at this moment cover plate to major general's pilot hole partly covers, bolt remains in the bolt frame, so can there not be the possibility of the direct knocking door case of bolt at closing time, avoid the bolt knocking door case to cause the damage of doorframe or bolt and internal construction thereof, normally at closing time, by driving the collision of plate and doorframe on the cover plate, cover plate moves down, and pilot hole exposes, and door bolt hole or rib that bolt just can pass on pilot hole and the doorframe carry out lock fit.

Description of drawings

Fig. 1 is the perspective view (being in door opening state) of the embodiment of the invention;

Fig. 2 is the front schematic view (being in door opening state) of the embodiment of the invention;

Fig. 3 is that the A-A of Fig. 2 is to sectional view;

Fig. 4 is the side enlarged diagram (being in door opening state) of the embodiment of the invention;

Fig. 5 is the perspective view (being in the state of closing the door) of the embodiment of the invention;

Fig. 6 is the front schematic view (being in the state of closing the door) of the embodiment of the invention;

Fig. 7 is that the A-A of Fig. 2 is to sectional view;

Fig. 8 is the side enlarged diagram (being in the state of closing the door) of the embodiment of the invention;

The schematic perspective view that Fig. 9 cooperates with doorframe for the embodiment of the invention (just being in the state of closing the door);

The schematic perspective view that Figure 10 cooperates with doorframe for the embodiment of the invention (being in the state of closing the door fully).

The specific embodiment

Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.

Shown in Fig. 1～10, be a preferred embodiment of the present invention.

A kind of strongbox doorframe protection structure; include the door-plate that matches with doorframe 8 and be located at the bolt frame 2 and the bolt 3 at this door-plate 1 back side; wherein bolt frame 2 avoids fixing with door-plate 1; bolt 3 rear portions link to each other with a slide plate 7; slide plate 7 is door-plate 1 horizontal slippage spacing at door-plate 1 back side relatively then; door-plate 1 back side also is provided with the drives structure that drives the horizontal slippage of slide plate, and it is the conventional design of general latch locking structure.

Bolt 3 is cylindric, cylindric for comparing conventional shape, and the bolt number can be a plurality of, but also other shape certainly, as rectangular-shaped or the like, have the pilot hole 21 that can supply bolt 3 laterally to pass on the lateral wall of bolt frame 2, the size of pilot hole 21 is corresponding with bolt 3 sizes, just can pass to good for bolt 3;

The outside spacing cover plate 4 that the relative door-plate 1 vertical slippage of energy is arranged of described bolt frame 2, this cover plate 4 can cover pilot hole 21 parts at least, between door-plate 1 and cover plate 4, be provided with the elastic component 5 that makes cover plate 4 remain the trend of covering to major general's pilot hole 21 parts, and that end of cover plate 4 contiguous door-plates 1 has outward extending drive plate 41, when door-plate cuts out, doorframe 8 promotes to drive plates 41 so that cover plate 4 can not cover described pilot hole 21, and bolt frame 2 outer walls also are fixed with and drive plate 41 gears and cooperate cover plate 4 is carried out the baffle plate 6 of upper limit.

Wherein elastic component 5 is two springs, cover plate 4 upper ends have two kinks that extend internally 42, the lower surface of each kink 42 has the guide pillar 43 of downward extension respectively, and elastic component 5 tops of this spring are set on this guide pillar 43, and the lower end of this elastic component 5 is supported on the back side of door-plate 1.

Baffle plate 6 middle parts are the accommodation space 61 of U type, and the antetheca of baffle plate 6 has a breach 63 that supplies bolt 3 to pass, and the outside of baffle plate 6 has two installation portions that turn up 62, and the installation portion 62 on the baffle plate is installed on the front side wall of bolt frame 2 by screw 9;

Cover plate 4 is positioned at this accommodation space 61, drive plate 41 on the cover plate 4 stretches out after the bottom of accommodation space 61 passes, the front end face of cover plate 4 has the breach 44 of a U-shaped, is driving under plate 41 and the accommodation space 61 bottom surface state of contact, and the front end face of cover plate 4 is lived pilot hole 21 partial occlusions.

For door-plate 1 closed back is flushed with the external surface of doorframe 8, a side of doorframe 8 has an end difference 81, and after door-plate 1 closure, a side of door-plate 1 is positioned at this end difference 81.

Present embodiment is described to be meant the direction vertical with door-plate 1 up and down, " on " refer to that D score is depended on the direction of nearly door-plate 1 away from door-plate 1 direction.

Under door opening state, bolt 3 is retracted in the front side wall of bolt frame 2, at this moment cover plate 4 to major general's pilot hole 21 parts are covered, bolt 3 remains in the front side wall of bolt frame 2, so can not exist at closing time, the possibility of bolt 3 direct knocking door case 8 sidewalls, avoid bolt 3 knocking door cases 8 to cause the damage of doorframe 8 or bolt 3 and internal construction thereof, as Fig. 9, shown in 10, normally at closing time, by end difference 81 collisions that drive plate 41 and doorframe 8 on the cover plate 4, the elastic force that cover plate 4 overcomes elastic component 5 moves down, pilot hole 21 exposes, and door bolt hole or rib that bolt 3 just can pass on pilot hole 21 and the doorframe 8 carry out lock fit.

Claims

1, a kind of strongbox doorframe protection structure includes the door-plate (1) and the bolt frame (2) of being located at the door-plate back side and the bolt (3) that match with doorframe (8), has the pilot hole (21) that can supply bolt (3) laterally to pass on the lateral wall of bolt frame (2); It is characterized in that: the outside spacing cover plate (4) that the vertical slippage of the relative door-plate (1) of energy is arranged of described bolt frame (2), this cover plate (4) can cover pilot hole (21) part at least, between door-plate (1) and cover plate (4), be provided with and cover plate (4) remained to major general's pilot hole (21) part cover the elastic component (5) of trend, that end of the contiguous door-plate of described cover plate (4) (1) has outward extending drive plate (41), when door-plate cut out, doorframe (8) promoted to drive plate (41) so that cover plate (4) can not cover described pilot hole (21).

2, strongbox doorframe protection structure according to claim 1, it is characterized in that: described cover plate (4) is undertaken spacing by the baffle plate (6) that is fixed on bolt frame (2) outer wall.

3, strongbox doorframe protection structure according to claim 2; it is characterized in that: described baffle plate (6) middle part is the accommodation space (61) of U type; described cover plate (4) is positioned at this accommodation space (61); drive plate (41) on the cover plate (4) stretches out after the bottom of accommodation space (61) passes, and the outside of described baffle plate (6) has two installation portions that turn up (62).

4, strongbox doorframe protection structure according to claim 3; it is characterized in that: the antetheca of described baffle plate (6) has a breach (63) that supplies bolt (3) to pass; the front end face of described cover plate (4) has the breach (44) of a U-shaped; driving under plate (41) and accommodation space (61) the bottom surface state of contact, the front end face of described cover plate (4) is lived pilot hole (21) partial occlusion.

5, according to the described strongbox doorframe protection of arbitrary claim in the claim 1～4 structure, it is characterized in that: described elastic component (5) is two springs.

6, strongbox doorframe protection structure according to claim 5; it is characterized in that: described cover plate (4) upper end has two kinks that extend internally (42); the lower surface of each kink (42) has the guide pillar (43) of downward extension; described spring top is set on this guide pillar (43), and the lower end of spring is supported on the back side of door-plate (1).