CN101881106B

CN101881106B - Double-door escape door lock

Info

Publication number: CN101881106B
Application number: CN2010101789971A
Authority: CN
Inventors: 马圆棓; 马刘陈; 王素梅; 李尚永; 李海宁; 郭志诚
Original assignee: 马圆棓
Priority date: 2010-05-21
Filing date: 2010-05-21
Publication date: 2012-08-08
Anticipated expiration: 2030-05-21
Also published as: CN101881106A

Abstract

The invention provides a double-door escape door lock which comprises a lock groove, electromagnet, a touch switch, a strip-shaped door lever and a door lever mounting body, wherein one end of the strip-shaped door lever is articulated with the door lever mounting body, and the other end thereof is provided with an electromagnet absorbing plate; the electromagnet and the touch switch are respectively installed in the lock groove; an absorbing end of the electromagnet is arranged correspondingly to one side of the electromagnet absorbing plate; the touch switch is arranged correspondingly to one side of the electromagnet absorbing plate; the touch switch is connected in an electromagnet power supply circuit; the lock groove is internally provided with a stress protection clip which is provided with a concave-arc-shaped inner side wall; and the concave-arc-shaped inner side wall is arranged correspondingly to the strip-shaped door lever. The door lock has the advantages of simple structure, ingenious design, convenient use, firm locking, convenient and fast opening of a door, safety and reliability.

Description

Double-door escape door lock

Technical field

The present invention relates to a kind of lockset, specifically, relate to a kind of fire-fighting and use double-door escape door lock.

Background technology

For a long time; The emergency exit management receives the puzzlement of security administration and two paradox of administration of the prevention and control always; From the angle of keeping a lookout of public security, the outlet locking is more firmly good more, and from the angle of accident escape; Escape way is unimpeded more effective more, then is avoiding greatly of accident escape with the safety door locking; According to statistics, causing the fire incident of more casualties, is the miserable office of freely not led to by emergency exit locking or fire escape mostly; Therefore,, receive fire prevention personnel and crowded place administrative staff's extensive concern always, the emergency exit Study on Management also never is interrupted the control problem of emergency exit.

In the last few years, home and overseas was developed some emergency exit management and control door locks in succession, though these products have all solved the reliability of opening the door; But on the locking function of door, all there is big defective; Especially for double door, its function is short of especially, thereby not good by the crowded place administrative staff; It is very big to promote difficulty, and current safety outlet control door lock is not popularized in an all-round way the basic reason of using and is this yet.

In order to solve the problem of above-mentioned existence, people are seeking a kind of desirable technical solution always.

Summary of the invention

The objective of the invention is to overcome the deficiency of prior art, thereby a kind of simple in structure, ingenious, easy to use, firm locking of design is provided, convenient, safe and reliable double-door escape door lock opens the door.

The objective of the invention is to realize through following technical scheme: a kind of double-door escape door lock, it includes locked groove, electromagnet, touching switch, strip Men Gang and door thick stick fixing body;

Wherein, Said strip door thick stick one end and said door thick stick fixing body are hinged; The said strip door thick stick other end is provided with the electromagnetic actuation plate, and said electromagnet and said touching switch are installed in respectively in the said locked groove, the corresponding said electromagnetic actuation plate one side setting of the adhesive end of said electromagnet; The corresponding said electromagnetic actuation plate one side setting of said touching switch, said touching switch is connected in the current supply circuit of said electromagnet.

Based on above-mentioned, stressed protection clamp is installed in the said locked groove, said stressed protection clamp has the arcs of recesses inside wall, and the corresponding said strip door thick stick of said arcs of recesses inside wall is provided with.

Based on above-mentioned, this double-door escape door lock includes two groups of locked grooves, and said locked groove is the strip locked groove, and said strip locked groove one end installed inside has a thick stick clamp, and said door thick stick clamp is inverted U-shaped.

The present invention has outstanding substantive distinguishing features and obvious improvement with respect to prior art, and specifically, this double-door escape door lock has the following advantages:

1, good reliability: this door lock possesses firm locking and the reliable function of opening smoothly simultaneously; The one, lockset itself does not have to be provided with the mechanical handle of unblanking then and there; Door is by behind the locking, under extension tube attached control system cooperates, except that administrative staff; Other personnel only just can unblank to open the door under operator on duty or field personnel's supervision, have effectively guaranteed the place anti-theft security; The 2nd, the lock structure that this lockset has cooperates down in extension tube attached control system, agrees or obtains voice suggestion and under the chimes of doom supervision without the operator on duty, except with lockset destruction, otherwise can't door be opened at all; The 3rd, this door lock has adopted fail safe mode, and it is consistent that power supply often is forced the requirement of cut-out when taking place with fire incident, has effectively avoided fault to the influence of unblanking, the safety door assurance that has been opened when accident takes place; The 4th, this door lock is under extension tube attached control system cooperates; Can adopt manual unlock mode or auto-unlocking pattern; Also can be employed in remote multi-party position control unlock modes such as doorway, bar desk, janitor's room; Need not wait dump at the accident early period of origination, safety door can be at diverse location, effectively opened through different modes, for timely safe escape personnel provide reliable assurance; The 5th, this lockset is reduced to minimum to the influence of unblanking external force through appropriate design; Promptly when burst fire or other jeopardized the accident of indoor occupant safety, people can gather around to emergency exit in a large number, and crowded crowd can outwards push out of control; And the various keeper locksets employings of current use all is latch or hook structure basically; Under big lateral force active force, because increasing, friction can't thread off, at this moment promptly use key also can't unblank; And this door lock effective head it off has been got rid of safety door receives external force when unblanking influence reliably.

2, simple in structure: this lockset has used simple mechanical lever principle, can with the current general supporting use of emergency exit control circuit, control mode is easy to be understandable, makes simple.

3, easy for installation: this escaping door lock has taken into full account the convenience of installing; Need not to increase separately annex, any door of the general lockset of ability normal mounting all can conveniently be installed this door lock; And mounting method is also very simple, and general workman trains a little and can accomplish.

4, supporting reasonable: " the emergency exit sign " of electroluminescence should be installed in top, fire prevention code requirement emergency exit; This door lock can be directly and the emergency exit indicate supporting use; And this lockset also can with the supporting uses of electronic equipment such as existing free-standing smoke-sensitive alarm device, free-standing temperature sensing warner, automatic fire alarm system, automatic sprinkler system and entryphone; Can realize the reasonable integration of fire prevention, can not increase cost of investment because of the installation of door lock.

5, social benefit and economic benefit are obvious: the use of this door lock efficiently solves the management problems that troubles crowded place for a long time; Promptly keep a lookout of public security conflicting with fire-fighting evacuation; Realized that strick precaution and evacuation neglect neither; Thoroughly solve manpower and kept an eye on the leak of keeping a lookout of public security of outlet; The potential safety hazard that the emergency exit can not smooth opening when the accident that solved was simultaneously given birth to has realized the important breakthrough of emergency exit administrative skill, and effective management of the outlet that tightens security is had very significant meaning; In addition, the use of this door lock can also reduce doorway security personnel and administrative staff's quantity to greatest extent; Every cover door lock mounting cost; Well below the level of salary in 1 year of administrative staff; And the cost of operation maintenance is almost nil; Installing and using of door lock can reduce the crowded place management cost greatly, concerning public institution, reduced the input cost of public finance, and then there is fairly obvious economic benefit in business unit for money.

Description of drawings

Fig. 1 is a mounting structure sketch map of the present invention;

Fig. 2 is a detaching structure sketch map of the present invention;

Fig. 3 is an end of the present invention sectional structure sketch map one;

Fig. 4 is an end of the present invention sectional structure sketch map two.

The specific embodiment

Below in conjunction with the accompanying drawing and the specific embodiment the present invention is done further detailed description:

Like Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4, a kind of double-door escape door lock, it includes two group leader's bar locked grooves 1, electromagnet 3, touching switch 7, strip door thick stick 4 and door thick stick fixing body 6;

Wherein, two group leader's bar locked grooves 1 are installed in respectively on left-hand door 11 and the right door 10;

Said strip door thick stick 4 one ends and said door thick stick fixing body 6 are hinged, and said strip door thick stick 4 other ends are provided with the electromagnetic actuation plate; Said door thick stick fixing body 6 is fixed on the left-hand door 11;

Said electromagnet 3 is installed in respectively in the rectangular locked groove 1 on the right door 10 with said touching switch 7;

The corresponding said electromagnetic actuation plate one side setting of the adhesive end of said electromagnet 3, said touching switch 7 corresponding said electromagnetic actuation plate one side settings, said touching switch 7 is connected in the current supply circuit of said electromagnet 3 so that the power supply state of control electromagnet 3.

Based on above-mentioned, stressed protection clamp 2 is installed in the said strip locked groove 1, said stressed protection clamp 2 has arcs of recesses inside wall 9, and said arcs of recesses inside wall 9 corresponding said strip door thick sticks 4 are provided with;

When opening the door, crowded as if having, cause two fan doors to receive external force; Then this external force acts on said stressed protection clamp 2 and said strip door thick stick 4, at this moment, and can be through the arcs of recesses inside wall 9 of stressed protection clamp 2; This external force is decomposed; The electromagnetic actuation plate and the electromagnet 3 that are beneficial to strip door thick stick 4 on the contrary come off, and are convenient to door and open, and can effectively solve in the escape because of the crowded problem of pushing door, causing door to be difficult for being opened.

Based on above-mentioned, an end inboard of two groups of strip locked grooves 1 all is equipped with a door thick stick clamp 5, and said door thick stick clamp 5 is inverted U-shaped; The door thick stick clamp 5 of two groups of strip locked grooves 1 lays respectively at the door edge of left and right door; Strip door thick stick location and to be beneficial to locking firm when this structure design is convenient to lock a door, can also stop from about the crack between a door and its frame of two fan doors destroy lockset.

When locking a door, lift strip door thick stick 4 and make it around 6 rotations of door thick stick fixing body, it is inserted in the rectangular locked groove 1 the most at last; After strip door thick stick 4 moved to certain position, the electromagnetic actuation plate of strip door thick stick 4 ends contacted said touching switch 7, and made touching switch 7 closures; At this moment; Electromagnet 3 is charged, and then the adhesive end of electromagnet 3 is with the tightly adhesive of electromagnetic actuation plate, and door is by firmly locked.

When unblanking, through external equipment or draw electric brake, only need electromagnet 3 outages get final product, at this moment, under action of gravity, strip door thick stick 4 is sagging naturally, and electromagnetic actuation plate and electromagnet 3 are broken away from, and touches switch 7 disconnections, is opened.

Should be noted that at last: above embodiment is only in order to technical scheme of the present invention to be described but not to its restriction; Although with reference to preferred embodiment the present invention has been carried out detailed explanation, the those of ordinary skill in affiliated field is to be understood that: still can specific embodiments of the invention make amendment or the part technical characterictic is equal to replacement; And not breaking away from the spirit of technical scheme of the present invention, it all should be encompassed in the middle of the technical scheme scope that the present invention asks for protection.

Claims

1. double-door escape door lock is characterized in that: this double-door escape door lock includes locked groove, electromagnet, touching switch, strip Men Gang and door thick stick fixing body; Wherein, Said strip door thick stick one end and said door thick stick fixing body are hinged; The said strip door thick stick other end is provided with the electromagnetic actuation plate, and said electromagnet and said touching switch are installed in respectively in the said locked groove, the corresponding said electromagnetic actuation plate one side setting of the adhesive end of said electromagnet; The corresponding said electromagnetic actuation plate one side setting of said touching switch, said touching switch is connected in the current supply circuit of said electromagnet.

2. double-door escape door lock according to claim 1 is characterized in that: stressed protection clamp is installed in the said locked groove, and said stressed protection clamp has the arcs of recesses inside wall, and the corresponding said strip door thick stick of said arcs of recesses inside wall is provided with.

3. double-door escape door lock according to claim 1 and 2 is characterized in that: this double-door escape door lock includes two groups of locked grooves, and said locked groove is the strip locked groove, and said strip locked groove one end installed inside has a thick stick clamp, and said door thick stick clamp is inverted U-shaped.