CN201087668Y - Double-buckle theft-proof door structure - Google Patents

Abstract

The utility model relates to a safety door structure, which comprises a door frame (1) and a door panel (2), and the back face of the door panel (2) is provided with a side latch (3) and a latch driving mechanism. The utility model is characterized in that the safety door structure also comprises a double buckling frame (4) which is composed of an outward buckling frame edge (41), an inward buckling frame edge (42) and a cross frame edge (43), the cross section presents a Z shape, the outward buckling frame edge (41) is positioned at one side of the cross frame edge (43), and is bent outwards, the inward buckling frame edge (42) is positioned at the other side of the cross frame edge (43), and is bent inwards, and the juncture of the outward buckling frame edge (41) and the cross frame edge (43) which compose the double bucking frame (4) is rotationally assembled at the other side of the door frame (1). When the door is closed, the outward buckling frame edge of the double buckling frame is contacted with the outer surface of the door panel to buckle the door panel, thus not only the side latch plays the door-closing action, but also the key lies in that the whole outward buckling frame edge also plays the locking action to the door panel, if a lawbreaker wants to open the door by force, the outward buckling frame edge must be totally pried out, so as to open the door panel, thereby further strengthening the security of the safety door.

Description

Double-fastener security door structure

Technical field

The utility model relates to a kind of security door, relates in particular to a kind of double-fastener security door structure, and this safety door structure can be used for above various strongboxs, safety cabinet, national treasury door, the rifle cabinet etc.

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, its structure of existing security door comprises that mainly doorframe, pivot pin are connected the door body on the doorframe and are arranged on bolt structure between a body and the doorframe, have a kind of bolt structure to comprise again to be arranged on a jam plate at the body back side and with the side door door bolt of jam plate interlock, then the respective side bolt offers the door bolt hole on doorframe.And bolt its be cylindric, the cylindrical hole that door bolt Kong Zewei and bolt match.This is fixed together door and doorframe by the cooperation in bolt and door bolt hole.

Be the performance that tightens security, strengthen the firm degree that mutually combines between doorframe and the door body, reach theftproof performance preferably, therefore, a kind of have on, the strongbox of following bolt and side door door bolt is invented, as the patent No. is a kind of structure so the Chinese utility model patent " a kind of safe door structure " of ZL03229270.8 (notification number is CN2613570Y) has disclosed, this patent is along with the rotation of lock core, when the drive jam plate moves, switch block and link gear are moved accordingly, thereby make, following bolt and side door door bolt correspondingly stretch in casing, and be incorporated into the door-plate four sides on the casing securely, thereby increased the difficulty of being prized, strengthened the safety of strongbox, to satisfy the requirement of people to strongbox.

So all there is defective in the door of existing strongbox: the whole relatively door-plate area of lock face between door bolt head and the door bolt hole is a very little part, no matter what door bolt heads and door bolt hole are arranged, its locking area all is very little, if therefore the lawless person pries open the doorframe of door bolt head part correspondence, just door-plate can be opened; Also have the cooperation of existing security door and doorframe to have the slit, so not only influence outward appearance, and this safety door structure is also prized easily.

In sum, the door of existing strongbox also can improve further.

The utility model content

Technical problem to be solved in the utility model is at above-mentioned prior art present situation, and a kind of double-fastener security door structure that provides, this safety door structure has the advantage that the locking area is big, anti-theft effect is better, simple and reasonable.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of double-fastener security door structure, include doorframe, one and the door-plate that matches of doorframe, door-plate rotatably is assembled in the side in the doorframe, the door-plate back side is provided with side latch head and drives the bolt drives structure that side latch head laterally moves, it is characterized in that also comprising that one has outer button edge, interior button edge, two button frames that transverse frame edge is formed, its cross section roughly is zigzag, outer button edge is positioned at a side of transverse frame edge and outwards turns back, interior button edge is positioned at the opposite side of transverse frame edge and inwardly turns back, the rotatable opposite side that is assembled in the doorframe of this pair button frame, under door opening state, described transverse frame edge is equal or parallel with the doorframe surface, under the state of closing the door, two button frame half-twists are detained edge outward and are contacted to fasten door-plate with the door-plate external surface, interior button edge contacts with the corresponding side frame inner surface of described doorframe to fasten side frame, and side latch head that stretches out and interior button edge gear cooperate.

Be further to improve security performance, above-mentioned outer button edge is perpendicular to transverse frame edge, and interior button edge is also perpendicular to transverse frame edge, and the boundary line of detaining edge and transverse frame edge outward is that axis rotatably is assembled in the opposite side in the doorframe.Behind two button frame half-twists, detain the door-plate contact fully of edge end face outward like this, interior button edge end face can contact fully with the rear end face of side frame, and can also guarantee that the side end face of transverse frame edge and side frame is very close to each other, and perhaps the gap is very little.Certainly outer button edge and interior button edge also can be not orthogonal to transverse frame edge, and just like this, detaining edge outward can only local contact with the door-plate end face, and interior button edge can only local contact with side frame.

For making this safety door structure under door opening state, two button frames can automatically reset, and guarantee that two button frames remain on this position, also are provided with the resetting structure that can make two transverse frame edges of buckleing frame remain or parallel trend equal with the doorframe surface in the above-mentioned doorframe.

Above-mentioned resetting structure can be like this: include torsion spring and torsion spring mount pad, described torsion spring mount pad is arranged on corresponding position in the doorframe, described torsion spring is sheathed and spacing on the torsion spring mount pad, one end of torsion spring links to each other with doorframe, and the other end of torsion spring links to each other with the transverse frame edge of two button frames.Adopt the torsion of torsion spring that two button frames are resetted to be a kind of simple and practical, be convenient to assemble, the reset mode of better reduction, its need are fixed on an appropriate location with torsion spring and get final product.Certainly, above-mentioned resetting structure also can be like this: be provided with in the side frame corresponding position of doorframe and two buckle frame outer can be buckled the magnet that edge holds.Certainly also can adopt other existing resetting structure.

For applying bigger restoring force for two button frames, above-mentioned torsion spring and torsion spring mount pad respectively have two; One of them torsion spring mount pad is fixed on the bottom in the doorframe, and one of them torsion spring is sheathed and spacing on this torsion spring mount pad, and the side frame inwall of this torsion spring one end and doorframe is conflicted, and the transverse frame edge inwall of the other end of torsion spring and two button frames is conflicted; Another torsion spring mount pad is fixed on the bottom in the doorframe, and another torsion spring is sheathed and spacing on this torsion spring mount pad, and the side frame inwall of this torsion spring one end and doorframe is conflicted, and the transverse frame edge inwall of the other end of torsion spring and two button frames is conflicted.

The spacing structure on the torsion spring mount pad of above-mentioned torsion spring is: described torsion spring mount pad is the multidiameter shape, the epimere of torsion spring mount pad is provided with external screw thread, and torsion spring set is located at the stage casing of torsion spring mount pad, be arranged with a baffle ring at torsion spring mount pad epimere, this baffle ring is shelved on the terrace in the epimere of torsion spring mount pad and stage casing and lower limit, and has been threaded a locking nut with the baffle ring upper limit at torsion spring mount pad epimere.This limit method is easy for installation, is convenient to change torsion spring, and is convenient to the adjusting to the torsion spring position.

The rotatable structure that is arranged in the doorframe of above-mentioned two button frames is: have the installing hole that an opening makes progress on two tops of buckleing frame, mounting hole site is in outer button edge and transverse frame edge intersection, corresponding, soffit at the upper side frame of doorframe has and the corresponding axis hole of installing hole, activity is equipped with axis of rotation on the described installing hole, the installing hole inner bottom part is provided with and can makes axis of rotation have the spring that stretches out installing hole trend, and axis of rotation enters in the axis hole after passing installing hole; Have an installing hole that Open Side Down in the bottom of two button frames, mounting hole site is in outer button edge and transverse frame edge intersection, corresponding, upper surface at the lower frame of doorframe has and the corresponding axis hole of installing hole, activity is equipped with axis of rotation on the described installing hole, the installing hole inner bottom part is provided with and can makes axis of rotation have the spring that stretches out installing hole trend, and axis of rotation enters in the axis hole after passing installing hole.This structure is convenient to the rotatable opposite side that is installed in the doorframe of two button frames, during installation, elder generation packs spring in the installing hole, then axis of rotation is placed in the installing hole, press down axis of rotation simultaneously, axis of rotation overcomes the elastic force of spring, axis of rotation compression spring also enters in the installing hole fully, then, two button frames is put into the relevant position of doorframe, it is the alignment of installing hole and axis hole, spring promotes axis of rotation, makes the axis of rotation end pass installing hole and enters in the axis hole, and this moment, axis of rotation was arranged in installing hole and axis hole simultaneously, like this, two button frame can axis of rotation be the relative doorframe rotation in axle center just.In like manner, also spring oppositely can be placed in the axis hole, installation process at this moment is just opposite with said process.Certainly also axis of rotation directly can be separately fixed at the upper and lower of two button frames, just this mode is not easy to install two button frames.Can also adopt other existing structure to realize this purpose.

Compared with prior art, advantage of the present utility model is: at closing time, the outer button edge of two button frames contacts to fasten door-plate with the door-plate external surface, so it not only has side latch head to play the pass gate action, key is that whole outer button edge has also played locking action to door-plate, and the lawless person will open the door by force, then must detain edge outward pries open fully, door-plate could be opened, therefore further strengthen the safety of security door, thereby strengthened antitheft, the tamper-resistant function of security door; Simultaneously, the structure of this pair button frame itself is just very simple, is assembled in the doorframe also very simple and conveniently, and little to the change of original safety door structure, therefore, it also has the advantage practical, that cost is low.

Description of drawings

Fig. 1 is arranged on structural representation (under the door opening state) on the doorframe for two button frames among the utility model embodiment;

Fig. 2 is the A place enlarged drawing of Fig. 1;

Fig. 3 is arranged on structural representation (under the door opening state) on the doorframe for resetting structure among the utility model embodiment;

Fig. 4 is the B place enlarged drawing of Fig. 3;

Fig. 5 is for being arranged on door-plate on the doorframe among the utility model embodiment and door-plate is in vertical view (the doorframe upper side frame is removed the back) under the door opening state;

Fig. 6 is that the C of Fig. 5 removes enlarged drawing;

Fig. 7 is for being arranged on door-plate on the doorframe among the utility model embodiment and door-plate is in vertical view (upper side frame of doorframe the is removed afterwards) state of closing the door under;

Fig. 8 is the D place enlarged drawing of Fig. 7;

Fig. 9 is the front schematic view of two button frames among the utility model embodiment;

Figure 10 is the vertical view of two button frames among the utility model embodiment;

Figure 11 is the front schematic view of torsion spring mount pad among the utility model embodiment;

Figure 12 is the schematic diagram (backsight) of bolt drives structure schematic diagram among the utility model embodiment;

Figure 13 is the schematic diagram (side-looking) of bolt drives structure schematic diagram among the utility model embodiment.

The specific embodiment

Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.

As described in Fig. 1～11, a kind of double-fastener security door structure, comprise a doorframe 1, doorframe 1 is made up of upper side frame 11, lower frame 12, left border 13 and Right Border 14, doorframe 1 can be independent parts, during use doorframe 1 is fixed on strongbox (cabinet) and upward gets final product, doorframe 1 also can be the part of whole strongbox (cabinet);

One and the door-plate 2 that matches of doorframe 1, one side of door-plate 2 rotatably is assembled in right side in the doorframe 1 by hinge, under the state of closing the door, the upper side frame 11 and the lower frame 12 of doorframe 1 withstand door-plate 2, to prevent that door-plate 2 from oppositely entering strongbox inside, it is a conventional structure, door-plate 2 back sides are provided with side latch head 3 and drive that side latch head 3 laterally moves and the bolt drives structure of stretching out door-plate 2, side latch head 3 and bolt drives structure can adopt prior art, as adopting as Figure 12, a kind of bolt drives structure shown in 13, it includes the slide plate 21 of door-plate 2 horizontal slippages relatively, described side latch head 3 is arranged on the front end of slide plate 21, and stretch out or shrink back and enter in the plate 2 with the mobile meeting of slide plate 21, can door-plate 2 back sides also are provided with decision slide plate 21 relative to the latch-up structure 22 that laterally moves, certainly be located in the rotary handle that links to each other with slide plate 21 on the door-plate 2 in addition, it does not show in the drawings; The technology that more than is in the strongbox to be adopted can not be the content that the utility model is protected with reference to existing patent.

Shown in Fig. 9～11, one two button frames 4 of forming by outer button edge 41, interior button edge 42, transverse frame edge 43, outer button edge 41 is positioned at a side of transverse frame edge 43 and outwards vertically turns back, interior button edge 42 is positioned at the opposite side of transverse frame edge 43 and inwardly vertically turns back, so this pair button frame 4 cross sections are zigzag.

As Fig. 1, shown in 2, detaining edge 41 and transverse frame edge 43 boundary lines beyond this pair button frame 4 is the rotatable opposite side that is assembled in the doorframe 1 of axis, as Fig. 1, shown in 2, two button frame 4 rotatable structures that are arranged in the doorframe 1 are: on two tops of buckleing frame 4, the intersection top that is positioned at outer button edge 41 and transverse frame edge 43 has the installing hole 6 that an opening makes progress, corresponding, soffit at the upper side frame 11 of doorframe 1 has and installing hole 6 corresponding axis holes 7, activity is equipped with axis of rotation 8 on the described installing hole 6, be provided with in the installing hole 6 and axis of rotation 8 had stretch out the spring 9 of installing hole 6 trend, axis of rotation 8 upper ends enter in the axis hole 7 after passing installing hole 6; Bottom at two button frames 4, the intersection bottom that is positioned at outer button edge 41 and transverse frame edge 43 has an installing hole that Open Side Down 6, corresponding, upper surface at the lower frame 11 of doorframe 1 has and installing hole 6 corresponding axis holes 7, activity is equipped with axis of rotation 8 on the described installing hole 6, be provided with in the installing hole 6 and axis of rotation 8 had stretch out the spring 9 of installing hole 6 trend, axis of rotation 8 lower ends enter in the axis hole 7 after passing installing hole 6.Two like this button frames 4 can axis of rotation 8 be relative doorframe 1 rotation in axle center just.

Shown in Fig. 1～6, under door opening state, described transverse frame edge 43 is roughly equal or parallel with doorframe 1 surface, be that transverse frame edge 43 external surfaces are towards doorframe 1 outside, and the left border 13 of detaining edge 41 and doorframe 1 outward contacts, stoped two button frames 4 outwards to overturn out outside the doorframe 1, we also can be provided with the resetting structure 5 that can make two transverse frame edges 43 of buckle frame 4 remain or parallel trend surperficial equal with doorframe 1 in doorframe 1.

For applying bigger and stable restoring force for two button frames 4, shown in Fig. 3,4, resetting structure 5 can be like this: it includes two torsion springs 51 and two torsion spring mount pads 52; One of them torsion spring mount pad 52 is fixed on the bottom in the doorframe 1, one of them torsion spring 51 is sheathed and spacing on this torsion spring mount pad 52, left border 13 inwalls of these torsion spring 51 1 ends and doorframe 1 are conflicted, and transverse frame edge 43 inwalls of the other end of torsion spring 51 and two button frames 4 are conflicted; Another torsion spring mount pad 52 is fixed on the bottom in the doorframe 1, another torsion spring 51 is sheathed and spacing on this torsion spring mount pad 52, left border 13 inwalls of these torsion spring 51 1 ends and doorframe 1 are conflicted, and transverse frame edge 43 inwalls of the other end of torsion spring 51 and two button frames 4 are conflicted.Torsion spring 51 spacing structures on torsion spring mount pad 52 are: described torsion spring mount pad 52 is the multidiameter shape, the epimere of torsion spring mount pad 52 is provided with external screw thread, and torsion spring 51 is set in the stage casing of torsion spring mount pad 52, be arranged with a baffle ring 53 at torsion spring mount pad 52 epimeres, this baffle ring 53 is shelved on the terrace in the epimere of torsion spring mount pad 52 and stage casing and lower limit, and has been threaded a locking nut 54 with baffle ring 53 upper limits at torsion spring mount pad 52 epimeres.Certainly under the enough situation of restoring force, a torsion spring mount pad 52 and torsion spring 51 are set also are fine.

Resetting structure 5 also can be like this: be provided with in left border 13 corresponding positions of doorframe 1 and two buckle frame 4 outer can be buckled the magnet that edge 41 holds.

Shown in Fig. 7,8, under the state of closing the door, door-plate 2 can promote transverse frame edge 43 so that two frame 4 of buckleing rotates in doorframe 1, simultaneously, side latch head 3 stretches out under the driving of bolt drives structure and cooperates with interior button edge 42 gears, final outer button edge 41 contacts with door-plate 2 external surfaces fastening door-plate 2, and interior button edge 42 contacts to fasten left border 13 with described doorframe 1 corresponding left border 13 inner surfaces.

Described in the utility model laterally be and the perpendicular direction of the height of door-plate 2.

The operating principle of the utility model embodiment and process are such:

As Fig. 7, shown in 8, at closing time, to the direction rotation door-plate 2 of closing the door, door-plate 2 rotates to the direction of closing the door around its hinge, i.e. inwardly rotation, when door-plate 2 rotate to touch two when buckleing the transverse frame edge 43 of frame 4, in making a concerted effort down of the rotating inertia force of door-plate 2 and artificial thrust, two button frames 4 overcome the magnetic force of torsion spring 51 torsion or magnet around its axis of rotation 8 rotations, can not continue rotation after door-plate 2 puts in place and behind the upper side frame 11 of doorframe 1 and the lower frame 12, at this moment, two button frames 4 also are not rotated in place, promptly in doorframe 1, do not rotate to 90 °, then, operation bolt drives structure, side latch head 3 stretches out to the direction of closing the door under the driving of bolt drives structure, the interior button edge 42 that side latch head 3 touches two button frames 4 makes, promote two button frames 4 and continue rotation in doorframe 1, put in place until rotating to 90 °, final, detain edge 41 outward and contact to fasten door-plate 2 with door-plate 2 external surfaces, and left border 13 inner surfaces of interior button edge 42 and described doorframe 1 contact to fasten left border 13, last operation latch-up structure 22 can not retreat side latch head 3, and final the realization is locked in door-plate 2 on the doorframe 1.

As Fig. 5, shown in 6, when opening the door, elder generation's operational lock structure 22, remove the locking of pair of latches drives structure, in operation bolt drives structure, side latch head 3 retreats to the direction of opening the door under the driving of bolt drives structure, retreat put in place after, to the direction rotation door-plate 2 that opens the door, door-plate 2 rotates to the direction of opening the door around its hinge, promptly to inner rotary, under the force action of artificial pulling force and torsion spring 51 restoring forces, two button frames 4 are around its axis of rotation 8 reverse rotations, return to nature until two button frames 4, at this moment, described transverse frame edge 43 is equal or parallel with doorframe 1 surface, be transverse frame edge 43 external surfaces towards doorframe 1 outside, and the left border 13 of detaining edge 41 and doorframe 1 outward contacts.

Claims (8)

1. double-fastener security door structure, include doorframe (1), one and the door-plate (2) that matches of doorframe (1), door-plate (2) rotatably is assembled in the side in the doorframe (1), door-plate (2) back side is provided with side latch head (3) and drives the bolt drives structure that side latch head (3) laterally moves, it is characterized in that also comprising that one has outer button edge (41), interior button edge (42), two button frames (4) of transverse frame edge (43), its cross section roughly is zigzag, outer button edge (41) is positioned at a side of transverse frame edge (43) and outwards turns back, interior button edge (42) is positioned at the opposite side of transverse frame edge (43) and inwardly turns back, the rotatable opposite side that is assembled in the doorframe (1) of this pair button frame (4), under door opening state, described transverse frame edge (43) is equal or parallel with doorframe (1) surface, under the state of closing the door, two button frames (4) half-twist, outer button edge (41) contacts to fasten door-plate (2) with door-plate (2) external surface, interior button edge (42) contacts to fasten side frame with the corresponding side frame inner surface of described doorframe (1), and side latch head that stretches out (3) and interior button edge (42) gear cooperate.

2. double-fastener security door structure according to claim 1, it is characterized in that described outer button edge (41) is perpendicular to transverse frame edge (43), in button edge (42) also perpendicular to transverse frame edge (43), and the boundary line of detaining edge (41) and transverse frame edge (43) outward is that axis rotatably is assembled in the interior opposite side of doorframe (1).

3. double-fastener security door structure according to claim 1 and 2 is characterized in that also being provided with in the described doorframe (1) resetting structure (5) that can make two transverse frame edges (43) of buckleing frame (4) remain or parallel trend equal with doorframe (1) surface.

4. double-fastener security door structure according to claim 3, it is characterized in that described resetting structure (5) includes torsion spring (51) and torsion spring mount pad (52), described torsion spring mount pad (51) is arranged on the interior corresponding position of doorframe (1), described torsion spring (51) is sheathed and spacing on torsion spring mount pad (52), one end of torsion spring (51) links to each other with doorframe (1), and the other end of torsion spring (51) links to each other with the transverse frame edge (43) of two button frames (4).

5. double-fastener security door structure according to claim 4 is characterized in that described torsion spring (51) and torsion spring mount pad (52) respectively have two; One of them torsion spring mount pad (52) is fixed on the bottom in the doorframe (1), one of them torsion spring (51) is sheathed and spacing on this torsion spring mount pad (52), the side frame inwall of these torsion spring (51) one ends and doorframe (1) is conflicted, and transverse frame edge (43) inwall of the other end of torsion spring (51) and two button frames (4) is conflicted; Another torsion spring mount pad (52) is fixed on the bottom in the doorframe (1), another torsion spring (51) is sheathed and spacing on this torsion spring mount pad (52), the side frame inwall of these torsion spring (51) one ends and doorframe (1) is conflicted, and transverse frame edge (43) inwall of the other end of torsion spring (51) and two button frames (4) is conflicted.

6. double-fastener security door structure according to claim 5, it is characterized in that the spacing structure on torsion spring mount pad (52) of described torsion spring (51) is: described torsion spring mount pad (52) is the multidiameter shape, the epimere of torsion spring mount pad (52) is provided with external screw thread, and torsion spring (51) is set in the stage casing of torsion spring mount pad (52), be arranged with a baffle ring (53) at torsion spring mount pad (52) epimere, this baffle ring (53) is shelved on the terrace in the epimere of torsion spring mount pad (52) and stage casing and lower limit, and has been threaded a locking nut (54) with baffle ring (53) upper limit at torsion spring mount pad (52) epimere.

7. double-fastener security door structure according to claim 3 is characterized in that described resetting structure is: be provided with in the side frame corresponding position of doorframe (1) and two buckle frame (4) outer can be buckled the magnet that edge (41) holds.

8. double-fastener security door structure according to claim 2, it is characterized in that the rotatable structure that is arranged in the doorframe (1) of described two button frames (4) is: have the installing hole (6) that an opening makes progress on two tops of buckleing frame (4), installing hole (6) is positioned at outer button edge (41) and transverse frame edge (43) intersection, corresponding, soffit at the upper side frame (11) of doorframe (1) has and the corresponding axis hole (7) of installing hole (6), described installing hole (6) is gone up activity and is equipped with axis of rotation (8), installing hole (6) inner bottom part is provided with and axis of rotation (8) is had stretch out the spring (9) of installing hole (7) trend, and axis of rotation (8) enters in the axis hole (7) after passing installing hole (6); Have an installing hole that Open Side Down (6) in the bottom of two button frames (4), installing hole (6) is positioned at outer button edge (41) and transverse frame edge (43) intersection, corresponding, upper surface at the lower frame (12) of doorframe (1) has and the corresponding axis hole (7) of installing hole (6), described installing hole (6) is gone up activity and is equipped with axis of rotation (8), installing hole (6) inner bottom part is provided with and axis of rotation (8) is had stretch out the spring (9) of installing hole (6) trend, and axis of rotation (8) enters in the axis hole (7) after passing installing hole (6).

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