CN217326842U

CN217326842U - Manual mechanism electromagnetic lock structure capable of being unlocked manually

Info

Publication number: CN217326842U
Application number: CN202221187334.0U
Authority: CN
Inventors: 丁海群; 孙米娜; 蒙朝菊; 金兴红
Original assignee: Nantong Qunye Mechanical Parts Co ltd
Current assignee: Nantong Qunye Mechanical Parts Co ltd
Priority date: 2022-05-17
Filing date: 2022-05-17
Publication date: 2022-08-30
Anticipated expiration: 2032-05-17

Abstract

The utility model relates to the field of electromagnetic locks, in particular to a manual mechanism electromagnetic lock structure capable of being unlocked manually, which comprises an installation block; and locking mechanical system, locking mechanical system includes slide mechanism, drive mechanism and locking mechanical system, slide mechanism, the downside of installation piece is all located to drive mechanism and locking mechanical system, when using this device to control the door, when taking place accident such as outage, the door probably is locked, personnel are closed in the door, can't leave, can pass through the elastic contraction power of spring this moment, the pulling pawl does not contact with the ratchet, the door is unblock, can push away the door at will this moment, personnel can not be locked in the room, when the electro-magnet circular telegram, can have magnetic force, drive the surface of the closely laminating ratchet of pawl, the pawl closely adsorbs with the ratchet this moment, the ratchet is difficult for rotating, the size of opening and shutting of door this moment is fixed, make things convenient for people to use.

Description

Manual mechanism electromagnetic lock structure capable of being unlocked manually

Technical Field

The utility model relates to an electromagnetic lock field, very much relate to but manual unlocking's manual mechanism electromagnetic lock structure.

Background

In the prior art, an electromagnetic lock generally has two control methods, an electromagnet controls a lock tongue or directly adsorbs an iron block to lock a door, when the electromagnetic lock is powered off in the prior art, the door can be locked and is not easy to open, and the electromagnetic lock in the prior art can be locked only when being completely closed, so that the door opening size cannot be flexibly controlled.

Therefore, a manual mechanism electromagnetic lock structure capable of being unlocked manually is proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model realizes the above purpose by the following technical proposal, a manual mechanism electromagnetic lock structure which can be unlocked manually, and an installation block; and the locking mechanism comprises a sliding mechanism, a transmission mechanism and a locking mechanism, and the sliding mechanism, the transmission mechanism and the locking mechanism are all arranged on the lower side of the mounting block.

Preferably, the sliding mechanism comprises an upper rack, a dovetail block, a lower rack and two dovetail grooves, the dovetail block is fixedly connected to the lower end of the mounting block, the two dovetail grooves are respectively formed in the upper ends of the upper rack and the lower rack, and the upper rack and the lower rack are both connected to the surface of the dovetail block in a sliding mode through the dovetail grooves.

Preferably, drive mechanism includes transmission shaft, gear and two mounting panels, two the equal fixed connection of mounting panel is in the lower extreme of installation piece, the transmission shaft rotates a side end of connecting in one of them mounting panel, a side end and the outside extension of another mounting panel are run through in the one end activity of transmission shaft, gear fixed connection is in the circumferential surface of transmission shaft, it all is connected with gear engagement with lower rack to go up the rack.

Preferably, the locking mechanism comprises a ratchet wheel fixedly connected to the circumferential surface of the transmission shaft and a pawl rotatably connected to one side end of one of the mounting plates through a rotating shaft, and the pawl and the ratchet wheel are intermittently engaged.

Preferably, the lower end of the pawl is fixedly connected with an electromagnet, one side end of the lower rack is fixedly connected with a button, and the button is electrically connected with the electromagnet.

Preferably, one side end of one of the mounting plates is fixedly connected with a fixed block, the lower end of the fixed block is fixedly connected with a spring, and one end of the spring is fixedly connected to the upper end of the pawl.

Preferably, two stoppers are fixedly connected to the lower end of the mounting block, two the stoppers are respectively arranged at the far ends of the upper rack and the lower rack, one end of the transmission shaft is fixedly connected with a blocking disc, and the blocking disc is arranged at one side of the ratchet wheel and is not contacted with the ratchet wheel.

The utility model has the advantages that:

1. when using this device to control the door, when taking place unexpected such as outage, the door probably is locked, and personnel are closed in the door, can't leave, can pass through the elastic contraction power of spring this moment, and the pulling pawl does not contact with the ratchet, and the door is by the unblock, can push open the door at this moment at will, and personnel can not locked in the room.

2. When the electro-magnet circular telegram, can have magnetic force, drive the surface of pawl closely laminating the ratchet, the pawl closely adsorbs with the ratchet this moment, and the ratchet is difficult for rotating, and the size of opening and shutting of door is fixed this moment, makes things convenient for people to use.

Drawings

Fig. 1 is a front perspective view of the present invention;

fig. 2 is a first perspective view, cut-away and perspective view of the present invention;

fig. 3 is a partially enlarged view of a in fig. 2 according to the present invention;

fig. 4 is a second perspective view of the present invention.

In the figure: 1. mounting blocks; 2. mounting a plate; 3. a drive shaft; 4. a gear; 5. an upper rack; 6. a lower rack; 7. a ratchet wheel; 8. a pawl; 9. an electromagnet; 10. a fixed block; 11. a spring; 12. a limiting block; 13. a dovetail groove; 14. a dovetail block; 15. a blocking disk; 16. a button.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the specific implementation: as shown in fig. 1-4, a manual mechanism electromagnetic lock structure capable of being unlocked manually, a mounting block 1; and a locking mechanism, the locking mechanism comprises a sliding mechanism, a transmission mechanism and a locking mechanism, the sliding mechanism, the transmission mechanism and the locking mechanism are all arranged at the lower side of the mounting block 1, when people want to use the device to lock the door, one side of the door can be pulled at the moment, then the other side door is driven by the transmission mechanism and the sliding mechanism to approach each other, when the door is closed, the control electromagnet 9 is electrified, the door is locked by the locking mechanism at the moment, the door can not be opened, the sliding mechanism comprises an upper rack 5, a dovetail block 14, a lower rack 6 and two dovetail grooves 13, the dovetail block 14 is fixedly connected at the lower end of the mounting block 1, the two dovetail grooves 13 are respectively arranged at the upper ends of the upper rack 5 and the lower rack 6, the upper rack 5 and the lower rack 6 are both slidably connected on the surface of the dovetail block 14 through the dovetail grooves 13, the upper rack 5 and the lower rack 6 are both fixedly arranged at the upper end of the door, the sliding mechanism can enable the upper rack 5 and the lower rack 6 to move in a stable straight line and not to be inclined easily through the limiting of the dovetail groove 13 and the dovetail block 14, so that the transmission mechanism can accurately control the movement of the upper rack 5 and the lower rack 6.

As shown in fig. 3, fig. 1 and fig. 4, the transmission mechanism includes a transmission shaft 3, a gear 4 and two mounting plates 2, the two mounting plates 2 are both fixedly connected to the lower end of the mounting block 1, the transmission shaft 3 is rotatably connected to one side end of one of the mounting plates 2, one end of the transmission shaft 3 movably penetrates one side end of the other mounting plate 2 and extends outward, the gear 4 is fixedly connected to the circumferential surface of the transmission shaft 3, the upper rack 5 and the lower rack 6 are both engaged with the gear 4, when one of the doors is pulled to drive the upper rack 5 or the lower rack 6 to approach the other door, the gear 4 is driven to rotate, and then the gear 4 drives the other door and the upper rack 5 or the lower rack 6 at the upper end of the door to move. Two doors are close to each other and are closed, the two doors move simultaneously, and the door is convenient for people to use, the locking mechanism comprises a ratchet wheel 7 and a pawl 8, the ratchet wheel 7 is fixedly connected to the circumferential surface of the transmission shaft 3, the pawl 8 is rotatably connected to one side end of one of the mounting plates 2 through a rotating shaft, the pawl 8 is intermittently meshed with the ratchet wheel 7, when the door is closed, the upper rack 5 and the lower rack 6 can drive the gear 4 to rotate, then the gear 4 drives the ratchet wheel 7 to rotate through the transmission shaft 3, at the moment, the inclined surface of the ratchet wheel 7 abuts against the pawl 8 upwards in forward rotation, the ratchet wheel 7 can normally rotate, when the door is required to be pushed open, the pawl 8 is downwards meshed with the ratchet wheel 7 due to gravity, at the moment, the pawl 8 abuts against the ratchet wheel 7, the ratchet wheel 7 cannot reversely rotate, so that the gear 4 cannot reversely rotate, at the moment, the upper rack 5 and the lower rack 6 cannot be reversely pulled, and the door is locked.

As shown in fig. 1, 3 and 4, the lower end of the pawl 8 is fixedly connected with an electromagnet 9, one side end of the lower rack 6 is fixedly connected with a button 16, the button 16 is electrically connected with the electromagnet 9, when people pull the door to a proper size, the electromagnet 9 can be manually controlled to be electrified through the button 16, only the ratchet 7 is made of iron and is easy to be adsorbed, other parts are made of metal without iron, cobalt and nickel and are not easy to be adsorbed by the electromagnet 9, the button 16 can manually control the on-off of the electromagnet 9, so that people can conveniently control, when the electromagnet 9 is electrified, the electromagnet is tightly attached to the ratchet 7 due to magnetic force, the ratchet 7 rotates reversely and also does not rotate due to the tight attraction with the electromagnet 9, so that the transmission shaft 3 and the gear 4 are not easy to rotate, the upper rack 5 and the lower rack 6 are not easy to move, and the door is locked in an opening size or completely closed and cannot be opened, for workers in the technical field, the electromagnet 9 and the button 16 are both the prior art and will not be described herein too much, wherein one side end of one of the mounting plates 2 is fixedly connected with a fixed block 10, the lower end of the fixed block 10 is fixedly connected with a spring 11, one end of the spring 11 is fixedly connected to the upper end of the pawl 8, when the electromagnet 9 is controlled by the button 16 to be powered off, the pawl 8 is pulled to be lifted up due to the elastic contraction force of the spring 11 and is not contacted with the ratchet 7, at this time, the ratchet 7 can rotate freely, so that the gear 4 can rotate, the upper rack 5 and the lower rack 6 can move, the door can be opened freely, the lower end of the mounting block 1 is fixedly connected with two limit blocks 12, the two limit blocks 12 are respectively arranged at the far ends of the upper rack 5 and the lower rack 6, one end of the transmission shaft 3 is fixedly connected with a blocking disc 15, the blocking disc 15 is arranged at one side of the ratchet 7 and is not contacted with the ratchet 7, when the upper rack 5 and the lower rack 6 are excessively far away from each other and possibly separated from the gear 4 and not meshed with the gear 4, the movement of the upper rack 5 and the movement of the lower rack 6 can be limited through the limiting block 12, so that the upper rack 5 and the lower rack 6 are not easily excessively far away from each other, when the ratchet wheel 7 rotates, peripheral sundries or human bodies are easily scratched or scratched due to more edges and corners on the surface of the ratchet wheel 7, at the moment, the surface of the ratchet wheel 7 can be shielded through the blocking disc 15, and the probability that the ratchet wheel 7 is scratched and contacts the human bodies is reduced.

The utility model discloses when using, when people want to use this device to lock the door, can stimulate the door of one side this moment, when one of them door of pulling, rack 5 or lower rack 6 when being close to another door in the drive, can drive gear 4 and rotate, then gear 4 drives another door and the last rack 5 or the lower rack 6 of the door upper end and removes. The two doors are close to each other to be closed, when the door is closed, the upper rack 5 and the lower rack 6 drive the gear 4 to rotate, then the gear 4 drives the ratchet 7 to rotate through the transmission shaft 3, at the moment, the inclined surface on the surface of the ratchet 7 is abutted against the pawl 8 to move upwards when the door rotates forwards, the ratchet 7 can normally rotate, when the door is pushed to open, the pawl 8 is downwards meshed with the ratchet 7 due to gravity, at the moment, the pawl 8 is abutted against the ratchet 7, the ratchet 7 cannot rotate backwards, then the gear 4 cannot rotate backwards, at the moment, the upper rack 5 and the lower rack 6 are not easy to pull backwards, the door is locked, when the door is closed to a proper size, at the moment, the electromagnet 9 can be manually controlled to be electrified through the button 16, after the electromagnet 9 is electrified, the ratchet 7 can be tightly attached to the ratchet 7 due to magnetic force, at the ratchet 7 cannot rotate backwards, the forward rotation is also not easy to rotate due to being tightly attracted with the electromagnet 9, so that the transmission shaft 3 and the gear 4 are not easy to rotate, the upper rack 5 and the lower rack 6 are not easy to move, the door is locked to be opened or closed completely and cannot be opened at the moment, when the button 16 controls the electromagnet 9 to be powered off, the pawl 8 is pulled to be lifted up due to the elastic contraction force of the spring 11 and is not in contact with the ratchet wheel 7, the ratchet wheel 7 can rotate freely at the moment, the gear 4 can rotate, the upper rack 5 and the lower rack 6 can move, and the door can be opened freely.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. But manual unlocking's manual mechanism electromagnetic lock structure, its characterized in that includes: a mounting block (1); and

the locking mechanism comprises a sliding mechanism, a transmission mechanism and a locking mechanism, and the sliding mechanism, the transmission mechanism and the locking mechanism are all arranged on the lower side of the mounting block (1).

2. The manually unlockable manual mechanism electromagnetic lock structure according to claim 1, wherein: slide mechanism includes rack (5), dovetail block (14), lower rack (6) and two dovetail (13), dovetail block (14) fixed connection is in the lower extreme of installation piece (1), two the upper end of last rack (5) and lower rack (6) is seted up respectively in dovetail (13), go up rack (5) and lower rack (6) and all pass through dovetail (13) sliding connection in the surface of dovetail block (14).

3. The manually unlockable manual mechanism electromagnetic lock structure according to claim 2, wherein: drive mechanism includes transmission shaft (3), gear (4) and two mounting panel (2), two equal fixed connection in the lower extreme of installation piece (1) mounting panel (2), transmission shaft (3) rotate to be connected in a side end of one of them mounting panel (2), a side end and the outside extension of another mounting panel (2) are run through in the one end activity of transmission shaft (3), gear (4) fixed connection is in the circumference surface of transmission shaft (3), it all is connected with gear (4) meshing to go up rack (5) and lower rack (6).

4. The manually unlockable manual mechanism electromagnetic lock structure according to claim 3, wherein: the locking mechanism comprises a ratchet wheel (7) and a pawl (8), the ratchet wheel (7) is fixedly connected to the circumferential surface of the transmission shaft (3), the pawl (8) is rotatably connected to one side end of one mounting plate (2) through a rotating shaft, and the pawl (8) and the ratchet wheel (7) are intermittently meshed.

5. The manually unlockable manual mechanism electromagnetic lock structure according to claim 4, wherein: the lower end of the pawl (8) is fixedly connected with an electromagnet (9), one side end of the lower rack (6) is fixedly connected with a button (16), and the button (16) is electrically connected with the electromagnet (9).

6. The manually unlockable manual mechanism electromagnetic lock structure according to claim 3, wherein: one side end of the mounting plate (2) is fixedly connected with a fixing block (10), the lower end of the fixing block (10) is fixedly connected with a spring (11), and one end of the spring (11) is fixedly connected to the upper end of the pawl (8).

7. The manually unlockable manual mechanism electromagnetic lock structure according to claim 4, wherein: two stopper (12) of lower extreme fixedly connected with of installation piece (1), two the end of keeping away from mutually of last rack (5) and lower rack (6) is located respectively in stopper (12), the one end fixedly connected with of transmission shaft (3) blocks dish (15), block dish (15) locate one side of ratchet (7) and do not contact with ratchet (7).