CN201137360Y

CN201137360Y - Mechanical and electronic composite lock

Info

Publication number: CN201137360Y
Application number: CNU2007201927477U
Authority: CN
Inventors: 曹君
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-11-30
Filing date: 2007-11-30
Publication date: 2008-10-22
Anticipated expiration: 2017-11-30

Abstract

The utility model relates to a mechanical electric composite lock, which comprises a door plate (1), a sliding plate (2) which is arranged on the door plate (1) and can move forwards and backwards along the back of the door plate (1), an electric lock (3) which is arranged on the door plate (1) and is provided with an expansible electromagnetic iron core (31), and further a chock block (4) and a guiding shaft (5), wherein the guiding shaft (5) is arranged on the back of the door plate (1), the middle portion of chock block (4) is rotated to sleeve on the guiding shaft (5), a reset torsion spring (6) which can reset the chock block (4), the upper end of the chock block (4) is engaged with a back retaining position on the back of the sliding plate (2), the lower end (42) of the chock block (4) is engaged with the front retaining position of the external expansible electromagnetic iron core (31). The mechanical electric composite lock can guarantee the electromagnetic iron core support smaller force, as the sliding plate of composite lock is not directly contacted with the electromagnetic iron core, and has the advantages of high safety and reliable strength.

Description

A kind of mechanical and electronic compound lock

Technical field

The present invention relates to a kind of lockset that uses on strongbox, safety cabinet or the national treasury door of valuables of depositing, especially refer to a kind of mechanical and electronic compound lock.

Background technology

Mechanical and electronic compound lock on traditional electronic type strongbox include door-plate 1 ', afterbody be connected with slide plate 2 ' latch head 3 '; Slide plate 2 ' by one make its can make the position limiting structure move forward and backward along the door-plate back side and spacing door-plate 1 ' the back side, door-plate 1 ' on also be provided with the driving mechanism 5 that can drive displacement before and after the slide plate 2 ' work ', door-plate 1 ' be provided with have electromagnetic core 41 ' electric lockset 4 ', electromagnetic core 41 ' scalable goes out electric lockset 4 ' and cooperate with slide plate 2 ' carry out gear to stop slide plate 2 ' move forward and backward, drives structure 5 ' generally comprised handle, be arranged on the rotating disk or the plectrum at the door-plate back side, rotating disk or plectrum link to each other with slide plate, and turning handle just can drive slide plate 2 ' move forward and backward under the drive of rotating disk or plectrum.

The existing machinery electron recombination is latched in following drawback: 1, intensity is not high, the electromagnetic core 41 that the electric lockset of traditional electronic safe is used ' its diameter is generally thinner between 6～8mm, and electromagnetic core 41 ' all be directly with slide plate 2 ' contact, in case overexert during turning handle, slide plate 2 ' just can directly clash into electromagnetic core 41 ', damage electromagnetic core 41 ' or directly slip over electromagnetic core 41 ', door is opened, cause potential safety hazard.2, opened by vibrations easily.Existing electromagnet, because of its electromagnetic core 41 ' (general elastic force is less by spring, the big suction) do not stretch out and remain on the operating position,, promptly lift casing one side at this moment by shaking casing, a hand is placed on the handle position, another hand control casing falls, and at the handle of rotation in a flash that lands, at this moment mandrel lands moment because the relation of gravity inertial has a power down at casing, and can down a bit of shape journey, thereby break away from the operating position.

As a patent No. is a kind of combined mechanoelectric lock the Chinese utility model patent " a kind of combined mechanoelectric lock " of ZL02215701.8 (notification number is CN2525181Y) has disclosed, comprise base plate and mechanical lock on it is set, electronic lock and latch board, wherein latch board can be made the flexible of horizontal direction, and can be respectively by mechanical lock, the executing agency of electronic lock is spacing, wherein the executing agency of electronic lock comprises a vertical main electromagnet that is provided with and the armature that can outwards reset thereof, it is characterized in that the tail position at the described armature of correspondence also is provided with the secondary electromagnet of another horizontally set, its coil end face is provided with a magnetic conduction catch, one end of catch is held by an extension spring that is arranged on this pair electromagnet stent, make the perk when secondary electromagnet is not switched on of its other end, and just in time the afterbody with described armature is relative.There is above-mentioned drawback equally in it.

In sum, the existing mechanical and electronic compound lock that is used on the strongbox also can improve further.

Summary of the invention

Technical problem to be solved in the utility model is at above-mentioned prior art present situation, and provide a kind of slide plate directly not contact, guarantee that with electromagnetic core electromagnetic core does not bear mechanical and electronic compound lock too energetically all the time, safe, the reliable advantage of intensity that this composite lock has.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of mechanical and electronic compound lock includes door-plate, is arranged on the slide plate that can move forward and backward along the door-plate back side on the door-plate, is arranged on the door-plate and has the electronic lock of telescopic electromagnetic core; It is characterized in that: also include scotch, the axis of guide, the described axis of guide is arranged on the door-plate back side, rotatable being set on the axis of guide in described scotch middle part, and on the described axis of guide, be arranged with the reduction torsion spring that scotch is resetted, the upper end of described scotch cooperates with gear behind the skateboard back-end, and the lower end of scotch cooperates with gear before the overhanging electromagnetic core.

For guaranteeing that the lawless person is under powerful opening, the electromagnetic core of electronic lock can not bear too big power yet, above-mentioned scotch middle part has a mounting hole that can be set on the axis of guide, the length of mounting hole is greater than the diameter of the axis of guide, be supported with between the preceding inwall of mounting hole and the axis of guide and make scotch keep the stage clip of reach trend, also being fixed with one on the described door-plate can be to the retaining wall of the capable gear of shift-in behind the scotch.Because the scotch lower end has been blocked by electromagnetic core; scotch can not move and rotate along with slide plate; if at this moment with powerful, in case handle give with power greater than the power of stage clip, because the length of mounting hole is greater than the diameter of the axis of guide; then scotch does not rotate; directly move, scotch is by the retaining wall gear backward, and at this moment slide plate is to be born by retaining wall to the power of scotch; therefore mandrel can not bear too big power all the time, thereby plays the effect of protection electromagnetic core.

For guaranteeing that further under powerful opening, electromagnetic core can not bear too big power, above-mentioned scotch is roughly fan-shaped, and the curved portions at scotch rear portion is provided with down a following breach, and corresponding retaining wall is provided with a last breach that matches with following breach.When brute force is opened, move behind the scotch, the following breach of scotch directly is stuck on the last breach of retaining wall, and the gear of last breach and following breach cooperates can better stop the scotch rotation, and promptly retaining wall bears more energetically, and the respective electrical magnetic core bears littler power.

For ease of assembling, above-mentioned electronic lock is arranged in the housing of being made up of base and loam cake, and described base both sides are fixed on the door-plate, and described retaining wall is the rear wall of base, the described axis of guide is arranged on the base, and the opening of base upper end is exposed in the upper part of described scotch.Scotch, electronic lock etc. can be used as a global facility and are installed to the door-plate back side during assembling, assemble convenient.

The structure that above-mentioned slide plate is arranged on the door-plate back side is: have a long slot bore on slide plate at least, the corresponding projection and the lead of long slot bore front and back slippage relatively of being provided with on the back side of door-plate, lead activity pass that the another side at long slot bore carries out spacing with nut behind the long slot bore.Because latch head is movable spacing on the fixed head of door-plate back side front end before and after being in the general safety door structure, therefore that a long slot bore is set on slide plate is just passable for its need, certainly it should not be construed the restriction that slide plate is arranged on the structure at the door-plate back side, it also can be two long slot bores, can also be other limit method.

Compared with prior art, advantage of the present utility model is: it is associated by scotch and this middleware of torsion spring between electronic lock and slide plate, and therefore the intensity of scotch can promote this mechanical and electronic compound lock integral intensity greater than electromagnetic core; The moment that torsion spring has certain anti-scotch to reverse, so the torsion of torsion spring can effectively reduce the impulse force that shipper pole comes behind the slide plate, thus reduce the stressed of electromagnetic core, play the effect of protection electromagnetic core; Also have, it is not to contact by the direct gear of slide plate and electromagnetic core, even overexert during turning handle like this, slide plate can directly not clash into the electromagnetic core core yet, and damage electromagnetic core or directly slip over electromagnetic core, further improved the safety of this mechanical and electronic compound lock, the reasonable integral structure practicality.

Description of drawings

Fig. 1 is the structural representation (state of closing the door, local door-plate) of the utility model embodiment;

Fig. 2 is the structural representation (door opening state, local door-plate) of the utility model embodiment;

Fig. 3 is the schematic diagram (door opening state) of plectrum among the utility model embodiment;

Fig. 4 is safety door structure schematic diagram (state of closing the door) in the background technology.

The specific embodiment

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

As described in Fig. 1～2 is a preferred embodiment of the present utility model.

A kind of mechanical and electronic compound lock, include door-plate 1, be arranged on the slide plate 2 that can move forward and backward along door-plate 1 back side on the door-plate 1, the front end of slide plate 2 is connected with latch head 9, latch head 9 has two, the structure that slide plate 2 is arranged on door-plate 1 back side is: have a long slot bore 21 on slide plate 2 at least, the corresponding projection and the lead 11 of long slot bore 21 front and back slippages relatively of on the back side of door-plate 1, being provided with, long slot bore 21 is passed in lead 11 activities, slide plate 2 is just spacing following at lead 11 and long slot bore 21, and door-plate 1 moves forward and backward within the specific limits relatively.Also be provided with one on the door-plate 1 and can drive the drives structure that slide plate 2 moves forward and backward, drives structure is for being provided with a tooth-strip part 22 in a side of slide plate 2, correspondingly passes door-plate 1 back at handle handle 23 or lock core and can link to each other with the gear 24 that tooth-strip part 22 engagements drive at door-plate 1 back side and one.Said structure is the conventional design of latch-up structure on the existing electronic safe.

On door-plate 1, also be provided with one and have an electronic lock 3 of telescopic electromagnetic core 31, electronic lock 3 can adopt existing various electronic lock, it generally also includes panel, panel is arranged on the external surface of door-plate 1, electronic lock 3 generally comprises electromagnetic core 31, support 32, spring 33, magnetic conduction catch 34 etc., can control the flexible of electromagnetic core 31 by the input of password, with the locking of decision door-plate 1 whether, the operating principle of general electronic lock is all similar.It is a routine techniques, does not launch to elaborate at this.

Also include scotch 4, the axis of guide 5, described electronic lock 3, scotch 4, the axis of guide 5 all are provided with in the housing 7 of being made up of base 71 and loam cake 72, and described base 71 both sides are fixed on the door-plate 1, and the described axis of guide 5 is arranged on the top in the base 71.Described scotch 4 is roughly fan-shaped, scotch 4 middle parts have a mounting hole 43 that can be set on the axis of guide 5, the length of mounting hole 43 is greater than the diameter of the axis of guide 5, described mounting hole 43 rotatable being set on the axis of guide 5, the opening 75 of base 71 upper ends is exposed in the upper part of scotch 4.Between the scotch 4 and the axis of guide 5, be provided with reduction torsion spring 6, reduction torsion spring 6 is set on the axis of guide 5, one end of reduction torsion spring 6 and scotch 4 are fixing, the other end and base 71 or the axis of guide 5 is fixing, is supported with to make scotch 4 keep the stage clip 8 of reach trend between the preceding inwall of mounting hole 43 and the axis of guide 5.The upper end 41 of described scotch 4 cooperates with gear behind slide plate 2 rear ends, the lower end 42 of scotch 4 cooperates with gear before the overhanging electromagnetic core 31, promptly under lock-out state, the upper end 41 of scotch 4 contacts with slide plate 2 rear end gears, the lower end 42 of scotch 4 contacts with overhanging electromagnetic core 31 gears, moves after therefore can stoping slide plate 2.The rear wall of described base 71 is can be to the retaining wall 73 of the capable gear of scotch 4 back shift-ins, and the curved portions at scotch 4 rear portions is provided with down a following breach 44, and corresponding retaining wall 73 is provided with a last breach 74 that matches with following breach 44.

The direction of preceding finger latch head 9 reach described in the utility model embodiment, after refer to the direction of moving behind the latch head 9.

Above-mentioned mechanical and electronic compound lock is mainly used on the safe.

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

As shown in Figure 2, when opening the door, import correct password, current lead-through, contract after making electromagnetic core 31, electromagnetic core 31 just can not stop scotch 4 rotations like this, so rotate handle handle 23 towards the direction of opening the door, handle handle 23 driven gears 24 rotate an angle, latch head 9 is moved backward with slide plate, slide plate 2 rear ends promote scotch 4 and rotate counterclockwise, and latch head 9 is also with moving door-lock opening behind the slide plate.

At closing time, direction is rotated handle handle 23 towards closing the door, angle of handle handle 23 driven gears, 24 backward rotation, make latch head 9 with slide plate 2 reaches simultaneously, scotch 4 resets under the effect of reduction torsion spring 6 simultaneously, the upper end 41 of scotch 4 is in the position that stops slide plate 2 rear ends, and electromagnetic core 31 stretches out to be in and stops scotch 4 lower end positions, so latch head 9 can not move backward with slide plate 2.

During powerful the unlatching; the lower end 42 of scotch 4 has been blocked by electromagnetic core 31; scotch 4 can not move and rotate along with slide plate 2; continue firmly to open; in case the power that handle handle 23 gives is greater than the power of stage clip 6; because the length of mounting hole 43 is greater than the diameter of the axis of guide 5; then scotch 4 does not rotate; but directly move horizontally backward; scotch 4 is by retaining wall 7 gears; the following breach 44 of scotch 4 directly is stuck on the last breach 74 of retaining wall 73; effectively stop scotch 4 rotations; at this moment slide plate 2 power of applying for scotch 4 is most ofly to be born by retaining wall 73, so electromagnetic core 31 can not bear too big power all the time, thereby plays the effect of protection electromagnetic core 31.

Claims

1, a kind of mechanical and electronic compound lock includes door-plate (1), is arranged on the slide plate (2) that can move forward and backward along door-plate (1) back side on the door-plate (1), is arranged on the electronic lock (3) that telescopic electromagnetic core (31) were gone up and had to door-plate (1); It is characterized in that: also include scotch (4), the axis of guide (5), the described axis of guide (5) is arranged on door-plate (1) back side, described scotch (4) middle part is rotatable to be set on the axis of guide (5), and on the described axis of guide (5), be arranged with the reduction torsion spring (6) that scotch (4) is resetted, the upper end (41) of described scotch (4) cooperates with gear behind slide plate (2) rear end, and the lower end (42) of scotch (4) cooperates with the overhanging preceding gear of electromagnetic core (31).

2, mechanical and electronic compound lock according to claim 1, it is characterized in that: described scotch (4) middle part has a mounting hole (43) that can be set on the axis of guide (5), the length of mounting hole (43) is greater than the diameter of the axis of guide (5), be supported with between the preceding inwall of mounting hole (43) and the axis of guide (5) and make scotch (4) keep the stage clip (8) of reach trend, also being fixed with one on the described door-plate (1) can be to the retaining wall (73) of the capable gear of scotch (4) back shift-in.

3, mechanical and electronic compound lock according to claim 2, it is characterized in that described scotch (4) is roughly fan-shaped, the curved portions at scotch (4) rear portion is provided with down a following breach (44), and corresponding retaining wall (73) is provided with a last breach (74) that matches with following breach (44).

4, mechanical and electronic compound lock according to claim 2, it is characterized in that: described electronic lock (3) is arranged in the housing (7) of being made up of base (71) and loam cake (72), described base (71) both sides are fixed on the door-plate (1), described retaining wall (73) is the rear wall of base (71), the described axis of guide (5) is arranged on the base (71), and the opening (75) of base (71) upper end is exposed in the upper part of described scotch (4).

5, mechanical and electronic compound lock according to claim 1, it is characterized in that the structure that described slide plate (2) is arranged on door-plate (1) back side is: on slide plate (2), have a long slot bore (21) at least, the corresponding projection and the lead (11) of long slot bore (21) front and back slippage relatively of being provided with on the back side of door-plate (1), long slot bore (21) is passed in lead (11) activity.