CN2518975Y

CN2518975Y - Electromagnetic lock

Info

Publication number: CN2518975Y
Application number: CN 01255048
Authority: CN
Inventors: 陈明仁; 孔洁
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-12-03
Filing date: 2001-12-03
Publication date: 2002-10-30
Anticipated expiration: 2011-12-03

Abstract

The utility model provides an electric magnetic lock, comprising: a driving body which is provided with an electric magnetic iron core, a coil and an electronic line inside, and is provided a connection rod at the center, one end of the connection rod has obliqueness to move a transmission component up and down, and a ball which is arranged at the front of the driving body; an action seat, which is internally provided with a groove for pivoting a pushing rod and a containing hole that can contain a bolt and a spring, the top inner wall of the containing hole forms a comparatively large opening hole for embedding a sleeve; a circuit board, one end of the circuit board is provided with a touch switch while the other end is provided with a switching switch which can switch between parallel coils and serial coils; a bearing seat for fixing the circuit board and the driving body; and, a panel which is a plate molded in one unit, with periphery forming flanges and two sides extruding a block plate as well as a pillar hole at the appropriate place. The utility model can decrease the switch stress, control the extending length of the bolt, effective eliminate noise, enhance the action seat and increase the vertical degree of the bolt extending as well as realize decompression and freely change the input voltage.

Description

Electromagnetic lock

Technical field

The relevant a kind of electromagnetic lock of the utility model.

Background technology

Buildings in general is built simultaneously all can reserve a port so that pass in and out in predetermined position, and in the body that is pivoted described logical day, to cover privacy or to prevent other foreign body intrusion.But in industry and commerce in the progressive day by day and quality of the life lifting, material desires day more increases the generation that also causes phenomenons such as greediness, stealing, the positive measures such as the popular feeling that this educates improvement except that using, religion purifies and culture is baptized, it also is indispensable taking to install additional passive measures such as lockset, iron gate and barred window.

Because of science and technology is maked rapid progress, old simple mechanical formula lockset can't prevent that the burglar from invading, create a kind of electromagnetic lock so there is the dealer to utilize calutron and old mechanical lockset, utilize galvanomagnetic-effect and cooperate dual measures such as safety system to ensure user's house, property safety really, as announce No. 439834 Taiwan patent and disclose the electromagnetic lock of (please refer to shown in Fig. 1 and 2 A), so far obtain user's favor deeply in releasing, but this electromagnetism locks in and still has following disappearance when holding and demand urgently improving:

(1) because the connecting rods 1001 in the actuation body 100 of electromagnetic lock are subjected to magneticaction rapidly to spheroid 1002 ejections, and then the push rod 2001 of replacing effect seat 200 is descending with control dead bolt 2002, and the touch switch 3001 of the circuit board 300 of conflicting simultaneously, and the realization blocking function, shown in Fig. 2 B, but, thereby be easy to damage because touch switch 3001 is directly stressed in push rod 2001.

(2) when unblanking or during locking, make push rod 2001 ejection dead bolts 2002 or return initial point by continuous action relation, but on push rod 2002 and each contact point buffer is not set, not only knock is excessive, and only keep in the center when dead bolt 2002 resets, therefore spring 2003 is overlapped and cause dull, stuck situation to take place by the elastic force of spring 2003.

(3) but owing to be provided with the groove 2004 of a hub setting push rod 2001 in the effect seat 200, as shown in Figure 3A, thereby often cause dead bolt 2002 in containing hole 2005, during upper and lower displacement, the situation of skew to take place, shown in Fig. 3 B, and cause user's locking to be difficult for.

(4) because of each department voltage difference, in device during electromagnetic lock, all must change the resistor power on the circuit board 300 or change its voltage by programming, this not only causes being difficult in the assembling, has also increased cost of manufacture.

When (5) electromagnetic lock was installed in wall, for attractive in appearance and invasion dust protection can cover a plate body usually again hiding its slot, but this kind mode not only increased production process, also increases cost of manufacture.

Summary of the invention

The purpose of this utility model is to provide a kind of electromagnetic lock that switch is stressed and can increase the service life that reduces.

For achieving the above object, electromagnetic lock of the present utility model, it is characterized in that comprising: an actuation body, be built-in with electromagnetic core, coil and electronic circuit, be equipped with a connecting rod that can move forward and backward in its central authorities, described connecting rod one end has gradient that height rises and falls so that driving member upper and lower displacement in default through hole, and is equipped with a spheroid in the actuation body front end; One acts on seat, but is provided with the groove of hub setting push rod in its inside, and is provided with a containing hole that can supply dead bolt, spring to insert in appropriate location, and appropriate location is formed with larger-diameter perforate in containing hole inwall top, and scarf has a sleeve pipe in described perforate; One circuit board, the one end is provided with touch switch, in addition the change-over switch of the parallel connection and serial connection of end device one changeable array coil; One bearing seat is used for fixing circuit board and actuation body; And a panel, the plate body that it is formed in one is equipped with flange in its periphery, and in each side being squeezed into a stop catch plate, and one post hole is set in appropriate location.

According to the utility model, on each contact point of the push rod of described effect seat an elastomeric pad is set.

Adopt such scheme of the present utility model, because effect seat inside is pivoted with a push rod, and each contact point of described push rod is provided with an elastomeric pad and so not only has erasure effect, but and the control lock tongue length of stretching out, and make dead bolt can return initial point really, and stuck, the dull situation of spring can not take place; Because effect seat appropriate location is provided with a containing hole that can supply dead bolt, spring to insert, form larger-diameter perforate and in this perforate, be embedded a sleeve pipe or fill up breach in containing hole inwall top appropriate location by processing, can increase the verticality that dead bolt stretches out like this and deflection does not take place, but and the structure of humidification seat integral body; Because an end is provided with touch switch on the circuit board, the change-over switch of the parallel connection and serial connection of end device one changeable array coil in addition like this can free conversion input voltage be used with the each department that are fit to have different voltages; In addition, owing to have stop catch plate and integrated structure, can promote whole heat dissipation; and can protect actuation body not impaired; and the setting of mating flanges and electromagnetic lock directly is embedded in the punchinging of wall, not only attractive in appearance and can reduce operation, thus cost of manufacture reduced.

Understand the purpose of this utility model, characteristics and advantage for clearer, preferred embodiment of the present utility model is elaborated below in conjunction with accompanying drawing.

Description of drawings

Fig. 1 is existing electromagnetic lock structure three-dimensional structure diagram;

Fig. 2 A is existing electromagnetic lock action schematic diagram ();

Fig. 2 B is existing electromagnetic lock action schematic diagram (two);

Fig. 3 A is the effect holder structure schematic diagram of existing electromagnetic lock;

Fig. 3 B is the use schematic diagram of existing electromagnetic lock;

Fig. 4 A to Fig. 4 C is each number of assembling steps schematic diagram of the utility model one preferred embodiment;

Fig. 5 is the assembling schematic diagram of the utility model one preferred embodiment;

Fig. 6 A is the action schematic diagram () of the utility model one preferred embodiment;

Fig. 6 B is the action schematic diagram (two) of the utility model one preferred embodiment;

Fig. 7 A is the effect holder structure schematic diagram of the utility model one preferred embodiment;

Fig. 7 B is the use schematic diagram of the utility model one preferred embodiment;

Fig. 8 is the circuit diagram of the utility model one preferred embodiment.

The specific embodiment

Fig. 1 to Fig. 3 B is the structure chart and the action schematic diagram thereof of existing electromagnetic lock structure, and the disappearance in its structure and the use no longer gives repeated description in this as previously described.

Fig. 4 A to 4C is each number of assembling steps schematic diagram of the utility model one preferred embodiment, can be clear that from figure the utility model comprises: actuation body 1, effect seat 2, circuit board 3, bearing seat 4 and panel 5; Actuation body 1 is a cylinder, be built-in with electromagnetic core, coil and electronic circuit, in its central authorities' ccontaining one connecting rod that can move forward and backward 11, described connecting rod 11 1 ends have the gradient that height rises and falls, driving member 12 can upper and lower displacement in default through hole whereby, and in the ccontaining spheroid 13 of actuation body 1 front end (please in addition with reference to Fig. 6 A); The inside of effect seat 2 is horizontally set with a groove 23 (please with reference to shown in Fig. 7 A) that can be pivoted push rod 21, on push rod 21 each contact point, a pad 211 is set, and one containing hole 22 that can supply dead bolt 221, spring 222 to insert is set in appropriate location, be formed with larger-diameter perforate in containing hole 22 inwall top appropriate locations, described perforate just can be embedded a sleeve pipe 223, wherein, the internal diameter of sleeve pipe 223 is identical with the internal diameter of containing hole 22, can fill up breach whereby, increase the verticality that dead bolt 221 stretches out and deflection does not take place, but and the structure of humidification seat 2 integral body; Circuit board 3 one ends are provided with touch switch 31, in addition the change-over switch 32 of the parallel connection and serial connection of end device one changeable array coil; Bearing seat 4 is actuation body 1 fixedly; Panel 5 is equipped with flange 52 in its periphery, and in each side being squeezed into a stop catch plate 51, the appropriate location of described stop section 51 is formed with convex teeth portion 511, and in containing hole 22 places of relativity seat 2 a post hole 53 is set.

When combination, the electronic circuit of actuation body 1 is plugged on the circuit board 3, and driving member 12 is placed in the default through hole of actuation body 1, and the push rod 21 that will be provided with elastomeric pad 211 with a pin 212 is hubbed in the groove 23 of effect seat 2, in the containing hole 22 of effect seat 2, insert dead bolt 221 in regular turn, spring 222 and sleeve pipe 223, by bolt locking action seat 2 and actuation body 1, and being placed in, spheroid 13 can not drop between the two, again circuit board 3 is locked on the effect seat 2, and it is placed in the placing part 4, and the driving member 12 of actuation body 1 is resisted against on the touch switch 31 of circuit board 3, again that combinations thereof is good member is locked on the panel 5 by bolt, and make the containing hole 22 in the effect seat 2 involutory, promptly finish combination, as shown in Figure 6A in the post hole 53 of panel 5.

When using, in advance prior to wall D form just can ccontaining electromagnetic lock body A notch, and be embedded electromagnetic lock body A place lock in door body C with respect to wall D and establish a stator B (as shown in Figure 5), because panel 5 peripheries of electromagnetic lock body A have flange 52, can directly be embedded in the groove of wall D, and need not to go up in electromagnetic lock body A in addition to cover a plate body, therefore attractive in appearance and can reduce operation, and can reduce cost of manufacture, cooperate integrated stop catch plate 51 on the panel 5, not only can protect electromagnetic lock body A, and just promote whole conduction by the convex teeth portion on the stop catch plate 51 511, radiating efficiency; Trigger the motion of electromagnetic lock body A by the inductive component B1 on the stator B that is embedded at a body C, and make connecting rod 11 ejection spheroid 13 forward in the actuation body 1, slope difference of height structure by connecting rod 11 can make driving member 12 displacement in actuation body 1 default through hole simultaneously, and then the touch switch on the contact circuit board 3 31 (please be same) with reference to shown in Fig. 6 B, available buffer touch switch 31 is stressed like this, prevents that touch switch 31 is easy to damage because of knocking for a long time; When spheroid 13 is subjected to the thrust of connecting rod 11 and acts on push rod 21, push rod 21 installs flexible pad 211 on each contact point, not only available buffer knocks and stressedly has outside the erasure effect, but and control lock tongue 221 length of stretching out, make dead bolt 221 can return initial point really, and stuck, the dull situation of spring 22 can not take place; When dead bolt 221 stretches out, the sleeve pipe 223 that is embedded by the containing hole 22 inwall tops of effect seat 2, and can increase the verticality that dead bolt 221 stretches out, can be because of groove 23 deflections (shown in Fig. 7 A, 7B), but and the structure of humidification seat 2 integral body, wherein, groove 23 breach of described effect seat 2 also can utilize processing mode to fill up; Be provided with the change-over switch 32 of the parallel connection and serial connection of changeable array coil in circuit board 3, so can free conversion input voltage (please in addition referring to shown in Figure 8), use with the each department that adapt to different voltages, and need not to install additional separately again transformer or resistance.

Claims

1. electromagnetic lock is characterized in that comprising:

One actuation body, be built-in with electromagnetic core, coil and electronic circuit, be equipped with a connecting rod that can move forward and backward in its central authorities, described connecting rod one end has gradient that height rises and falls so that driving member upper and lower displacement in default through hole, and is equipped with a spheroid in the actuation body front end;

One acts on seat, but is provided with the groove of hub setting push rod in its inside, and is provided with a containing hole that can supply dead bolt, spring to insert in appropriate location, and appropriate location is formed with larger-diameter perforate in containing hole inwall top, and scarf has a sleeve pipe in described perforate;

One circuit board, the one end is provided with touch switch, in addition the change-over switch of the parallel connection and serial connection of end device one changeable array coil;

One bearing seat is used for fixing circuit board and actuation body;

One panel, the plate body that it is formed in one is equipped with flange in its periphery, and in each side being squeezed into a stop catch plate, and one post hole is set in appropriate location.

2. electromagnetic lock as claimed in claim 1 is characterized in that, on each contact point of push rod of described effect seat an elastomeric pad is set.

3. electromagnetic lock as claimed in claim 1 is characterized in that, the internal diameter of the sleeve pipe on the described effect seat is identical with the internal diameter of containing hole, to fill up the groove breach that acts on seat and to increase the verticality that dead bolt stretches out.

4. electromagnetic lock as claimed in claim 1 is characterized in that, the groove breach of described effect seat is filled up by processing mode.

5. electromagnetic lock as claimed in claim 1 is characterized in that the stop catch plate of described extrusion molding is provided with convex teeth portion.