CN202100073U - Magnetic force alarming gate lock - Google Patents
Magnetic force alarming gate lock Download PDFInfo
- Publication number
- CN202100073U CN202100073U CN2011200593314U CN201120059331U CN202100073U CN 202100073 U CN202100073 U CN 202100073U CN 2011200593314 U CN2011200593314 U CN 2011200593314U CN 201120059331 U CN201120059331 U CN 201120059331U CN 202100073 U CN202100073 U CN 202100073U
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- CN
- China
- Prior art keywords
- magnetic force
- sensor
- electromagnet
- hairspring
- slide bar
- Prior art date
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Abstract
The utility model discloses a magnetic force alarming gate lock which comprises a relay iron plate, an electromagnet, a sensor and an alarming device, wherein the relay iron plate is fixed at one side of a door plate through a bolt, the electromagnet is fixed on the door frame, and the alarming device is connected with the sensor, a two-stage step hole is arranged on the relay iron plate, the screwed head of a bolt is contained in the big hole of the two-stage step hole, a screw passes through the small hole of the two-stage step hole and the door plate to extend to the other side of a door plate and is connected with a locking cap, a strong force spring is sleeved on the screw, one end of the strong force spring pushes against the step surface of the two-stage step hole, and the other end of the strong force spring pushes against the inner side surface of the screw head; a long hole is arranged at the position of the electromagnet, which is over against the two-stage step hole, the long hole is provided with an enlarging part and a slide bar is arranged in the long hole, a bulge loop is arranged at the front part of the slide bar, a hair spring is sleeved on the slide bar, one end of the hair spring pushes against the bulge loop, the bulge loop and the hair spring are contained in the enlarging part, and the front end of the slide bar stretches out of the outer plane of the electromagnet under the action of the hair spring. The magnetic force alarming gate lock can give an alarm when the door is pushed by external force, thereby deterring the thief from pushing the door.
Description
Technical field
The utility model relates to a kind of door lock, relates in particular to a kind of magnetic door lock that can report to the police.
Background technology
At present, generally being installed on the magnetic force lock construction on the door, is to be made up of continue iron plate and electromagnet, and continue iron plate and electromagnet are installed in respectively on door and the doorframe, the open and close that come control gate via the electromagnetic force of electromagnet.When door was closed, the electromagnet energising continued and is inhaled mutually by magnetic force between iron plate and the electromagnet and close; Steadily and suction bigger, be difficult for being opened, when needs open the door by general external force; Cut off the electricity supply, electromagnet discharges with the iron plate of continuing and opens automatically, and the place of opening door lock can be away from door; Even break-make that can straighforward operation electromagnet electricity, very easy to use.
But the magnetic force sorption that electromagnet itself produces is limited, runs into the burglar and pushes with brute force, and door might be rushed open, and therefore, the safety that how to improve the magnetic force lock is current problem demanding prompt solution.
Notice of authorization number discloses a kind of device of improving safety for the utility model patent of CN2893082Y " magnetic force lock ", and this device utilizes the magnetic red pipe to make the judgement of safety absorption and signal is delivered to outside arrangement for detecting.This device prevents that especially clever burglar from visiting in the door in visit first; When taking advantage of the people and not noting; Under the door opened state, be adsorbed on the electromagnet with the iron plate of similarly continuing, or with between isolated electromagnet of non-magnetic conduction substance and the adsorption plate; Reduce the sorption of electromagnetic force, the mistake that makes sensing circuit make safety shutdown is differentiated.When the burglar adopted said method, the magnetic red pipe can not made the judgement of safety absorption and signal is delivered to outside arrangement for detecting owing to there is not the induction of magnet, thus the not buttoned-up wrong differentiation of generator gate of sensing circuit.Therefore the burglar can't utilize the error of circuit supervision, swarms into the room.Simultaneously, this utility model patent also improves magnetic force through engaging the salient point of inhaling magnetic surface, thereby increases the time that the burglar opens the door, and makes things convenient for personnel to rush to in-situ processing.
Though above-mentioned prior art has promoted safety to a certain extent; But this door lock does not have the warning function of antitheft, when running into the pilferage situation, when extraneous opposite house imposes bigger pressure, thrust; Can not report to the police; Can not frighten, drive, prevent the pilferage behavior, the atmosphere of a safety can not be provided to the room, be necessary further perfect.
The utility model content
For solving the problem that exists in the prior art, the utility model provides a kind of magnetic force alarm door lock.
The magnetic force alarm door lock of the utility model comprise through be bolted to door-plate one side the iron plate of continuing, be fixed on electromagnet, sensor and the warning device that is connected with sensor on the doorframe; Wherein, The iron plate of continuing is provided with the two-stage stepped hole; The spiral shell head of bolt is contained in the macropore of two-stage stepped hole; Screw rod passes the aperture of two-stage stepped hole and opposite side that door-plate extends to door-plate and is connected with locking cap, and brute spring is enclosed within on the screw rod and an end props up the step surface of two-stage stepped hole, and an end withstands the medial surface of spiral shell head; Electromagnet is offering slotted hole over against two-stage stepped hole place; Slotted hole has enlargement steps down; Slide bar is arranged on slotted hole and has bulge loop in its front portion, and hairspring is enclosed within on the slide bar and the one of which end withstands bulge loop, and bulge loop and hairspring are housed in the said enlargement steps down; Slide bar is under the effect of hairspring, and its front end stretches out the outerplanar of electromagnet.
The stiffness factor of brute spring is much larger than the stiffness factor of hairspring.
When hairspring in the raw the time, the thickness sum of the length of hairspring and bulge loop just in time equals the length of said enlargement steps down.
When brute spring in the raw the time, the spiral shell head flushes or exceeds the outerplanar of the iron plate of continuing with the outerplanar of the iron plate of continuing.
When meeting external force when pushing, sensor sensing is to the state of hairspring, and the status information of sensing is sent to warning device in real time.
Sensor is communicated by letter with said warning device through wired or wireless mode and is connected.
Sensor is positioned at the afterbody of slide bar.
Sensor is power sensor or displacement transducer.
Said warning device comprises power supply, processor, display screen and alarm generator.
The alarm signal that said warning device sends is at least a among voice signal and the visual signal.
The magnetic force alarm door lock of the utility model can give the alarm when predetermined external force pushes running into, thereby effectively frightens, drives and prevent the burglar, plays warning function, has promoted the safety of door effectively.
Description of drawings
Fig. 1 is the structural representation of the magnetic force alarm door lock under the not closed state of being in of the utility model;
Fig. 2 is the structural representation that is in the magnetic force alarm door lock under the normally closed state of the utility model;
Fig. 3 is that the magnetic force alarm door lock of the closure of the utility model is running into the view that external force pushes.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is further specified.
Fig. 1 is the structural representation of the magnetic force alarm door lock under the not closed state of being in of the utility model.As shown in Figure 1, the magnetic force alarm door lock of the utility model comprises the iron plate 2 of continuing, electromagnet 12, sensor 9 and the warning device (not shown) that is connected with sensor 9.Wherein, The iron plate 2 of continuing is provided with two-stage stepped hole 5, and the spiral shell head 8 of bolt 3 is contained in the macropore of two-stage stepped hole 5, and aperture and door-plate 1 that screw rod passes two-stage stepped hole 5 extend to the opposite side of door-plate 1 and be connected with locking cap; Brute spring 4 is enclosed within on the screw rod and the one of which end props up the step surface of two-stage stepped hole 5; One end withstands the medial surface of spiral shell head 8, thus, the iron plate 2 of continuing is fixed on a side of door-plate 1.Said locking cap can be the nut that is screwed onto on the screw rod, or the pin of pin joint, or the like.
Preferably, sensor 9 is positioned at the end of slide bar 7, is used for the state of perception hairspring 6, and sensor 9 can be power sensor, displacement transducer or other any right sensors.In Fig. 1, door is not closed, and 9 this moments sensed hairspring 6 in the raw by sensor, and this information real-time is sent to warning device.Warning device comprises power supply, processor, display screen and alarm generator; Wherein, Power supply is used to processor, display screen, alarm generator power supply is provided; Processor is used for the information of processes sensor transmission and controls alarm generator, and display screen is used for the man-machine interaction with the user, and alarm generator is used to produce alarm signal.Alarm signal includes but not limited to sound and/or visual signal.Sensor 9 can be communicated by letter with warning device with wireless or wired mode and is connected.When sensor 9 is battery-powered, preferably connect with wireless mode; When connecting with wired mode, the power supply in the warning device also provides power supply for sensor 9.
Preferably, when door is not closed, hairspring 6 in the raw, and this moment hairspring 6 the thickness sum of length and bulge loop 11 just in time equal the length of enlargement steps down, the front end of slide bar 7 slightly exceeds the outerplanar of (as exceeding 2mm) electromagnet 12.Preferably, when door is not closed, brute spring 4 also in the raw, and spiral shell head 8 flushed with the outerplanar of the iron plate 12 of continuing or exceeded the outerplanar that continues iron plate 12 this moment.
Fig. 2 is the structural representation that is in the magnetic force alarm door lock under the normally closed state of the utility model.As shown in Figure 2, electromagnet 12 energisings, iron plate 2 and electromagnet 12 adhesives continue; Because the stiffness factor of brute spring 4 is much larger than the stiffness factor of hairspring 6; Therefore the head portion of slide bar 7 is headed in the slotted hole 10 (flushing with electromagnet 12) fully, and at this moment, brute spring 4 still in the raw; Hairspring 6 is compressed, and the sensor 9 of slide bar 7 afterbodys is sensed hairspring 6 and is in confined state.
Fig. 3 is that the magnetic force alarm door lock of the closure of the utility model is running into the view that external force pushes.For ease of explanation, the range of supposing brute spring 4 is 2mm, and its maximum pull that bears is 50kg.As shown in Figure 3; External force F pushes by direction as shown in the figure; When external force F changes from small to big (like 0-50kg), this moment brute spring 4 receive bolt 3 spiral shell head 8 extruding and by being gradually reduced the ascending variation of stroke (0-2mm); Correspondingly, continue the ascending variation in slit (0-2mm) between iron plate 2 and the door-plate 1.In this process, compressed hairspring 6 is returned to its nature gradually, the descending variation of stroke (2-0mm), and slide bar 7 stretches out the electromagnet external surface under the effect of hairspring 6, and sensor 9 is also sensed hairspring 6 and is returned to its nature gradually.
At this moment, (for example, external force F reaches in the 40kg if sensor 9 is sensed the predetermined state that is returned to of hairspring 6; That is, brute spring is compressed 1.6mm, correspondingly; Hairspring 6 only is compressed 0.4mm), the information that the processor in the warning device is passed back according to sensor 9 in real time activates alarm generator; The signal that gives the alarm is for example found to scream sound, high light etc., thereby is threatened the burglar who pushes energetically.
In one embodiment; The device of the utility model also has the function that said predetermined state is set; Make the user can set up the said predetermined state of magnetic force lock on their own according to actual conditions; When the hairspring in the magnetic force alarm door lock 6 reaches or exceeds said predetermined state, promptly send alarm signal.
The magnetic force alarming lock of the utility model can give the alarm when the external force that runs into predetermined size pushes; Thereby effectively frighten, drive and prevent the burglar, play warning function, simultaneously; Personnel on every side also can rush to the scene fast after alarm is sounded, thereby prevent the pilferage behavior.The magnetic force alarming lock of the utility model has promoted the safety of magnetic force lock effectively.
The above; Be merely the preferable specific embodiment of the utility model; But the protection domain of the utility model is not limited thereto; Anyly be familiar with this technological people in the technical scope that the utility model disclosed, the variation that can expect easily or replacement all should be encompassed within the protection domain of the utility model.Therefore, the protection domain of the utility model should be as the criterion with the protection domain of claim.
Claims (9)
1. a magnetic force alarm door lock is characterized in that, it comprise through bolt (3) be fixed on door-plate (1) one side the iron plate of continuing (2), be fixed on electromagnet (12), sensor (9) and the warning device that is connected with sensor (9) on the doorframe (13), wherein,
The iron plate (2) of continuing is provided with two-stage stepped hole (5); The spiral shell head (8) of bolt (3) is contained in the macropore of two-stage stepped hole (5); Aperture and door-plate (1) that screw rod passes two-stage stepped hole (5) extend to the opposite side of door-plate (1) and are connected with locking cap; Brute spring (4) is enclosed within on the screw rod and an end props up the step surface of two-stage stepped hole (5), and an end withstands the medial surface of spiral shell head (8);
Electromagnet (12) is locating to offer slotted hole (10) over against two-stage stepped hole (5); Slotted hole (10) has enlargement steps down; Slide bar (7) is arranged on slotted hole (10) and has bulge loop (11) in its front portion, and hairspring (6) is enclosed within on the slide bar (7) and the one of which end withstands bulge loop (11), and bulge loop (11) and hairspring (6) are housed in the said enlargement steps down; Slide bar (7) is under the effect of hairspring (6), and its front end stretches out the outerplanar of electromagnet (12).
2. magnetic force alarm door lock as claimed in claim 1 is characterized in that, the stiffness factor of brute spring (4) is much larger than the stiffness factor of hairspring (6).
3. magnetic force alarm door lock as claimed in claim 1 is characterized in that, when hairspring (6) in the raw the time, the thickness sum of the length of hairspring (6) and bulge loop (11) just in time equals the length of said enlargement steps down.
4. magnetic force alarm door lock as claimed in claim 1 is characterized in that, when brute spring (4) in the raw the time, spiral shell head (8) and the outerplanar of the iron plate of continuing (12) flush or exceed the outerplanar of the iron plate of continuing (12).
5. magnetic force alarm door lock as claimed in claim 1 is characterized in that, sensor (9) is communicated by letter with said warning device through wired or wireless mode and is connected.
6. magnetic force alarm door lock as claimed in claim 1 is characterized in that, sensor (9) is positioned at the afterbody of slide bar (7).
7. like each described magnetic force alarm door lock among the claim 1-6, it is characterized in that sensor (9) is power sensor or displacement transducer.
8. magnetic force alarm door lock as claimed in claim 1 is characterized in that said warning device comprises power supply, processor, display screen and alarm generator.
9. like claim 1 or 8 described magnetic force alarm door locks, it is characterized in that the alarm signal that said warning device sends is at least a among voice signal and the visual signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200593314U CN202100073U (en) | 2011-03-08 | 2011-03-08 | Magnetic force alarming gate lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200593314U CN202100073U (en) | 2011-03-08 | 2011-03-08 | Magnetic force alarming gate lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202100073U true CN202100073U (en) | 2012-01-04 |
Family
ID=45386090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200593314U Expired - Fee Related CN202100073U (en) | 2011-03-08 | 2011-03-08 | Magnetic force alarming gate lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202100073U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103670035A (en) * | 2012-09-11 | 2014-03-26 | 廖礼士 | Power-saving device for electromagnetic door lock |
| CN111431059A (en) * | 2019-01-09 | 2020-07-17 | 万沙电气有限公司 | Distribution box with split door structure |
| CN112536995A (en) * | 2020-11-19 | 2021-03-23 | 杨慧 | Mould advances mucilage binding and puts for work piece production |
-
2011
- 2011-03-08 CN CN2011200593314U patent/CN202100073U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103670035A (en) * | 2012-09-11 | 2014-03-26 | 廖礼士 | Power-saving device for electromagnetic door lock |
| CN103670035B (en) * | 2012-09-11 | 2015-12-09 | 廖礼士 | Power-saving device for electromagnetic door lock |
| CN111431059A (en) * | 2019-01-09 | 2020-07-17 | 万沙电气有限公司 | Distribution box with split door structure |
| CN112536995A (en) * | 2020-11-19 | 2021-03-23 | 杨慧 | Mould advances mucilage binding and puts for work piece production |
| CN112536995B (en) * | 2020-11-19 | 2022-09-06 | 佛山市南海区百兴玩具有限公司 | Mould advances mucilage binding and puts for work piece production |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120104 Termination date: 20140308 |