CN115450520A

CN115450520A - Door and window curtain wall time-delay automatic locking and remote and short-range automatic unlocking method and device

Info

Publication number: CN115450520A
Application number: CN202211196035.8A
Authority: CN
Inventors: 卢振宗
Original assignee: Muming Intelligent Manufacturing Shandong Co ltd
Current assignee: Muming Intelligent Manufacturing Shandong Co ltd
Priority date: 2022-09-29
Filing date: 2022-09-29
Publication date: 2022-12-09

Abstract

The invention belongs to the technical field of door and window curtain walls, and particularly relates to a method and a device for delayed automatic locking and remote and short-range automatic unlocking of a door and window curtain wall; the method comprises the following steps: the window comprises a window frame, a window body and an automatic locking device; according to the invention, the automatic locking device is arranged, the automatic locking device limits the opening and closing of the door and window curtain wall in a mode of locking the rotating rod, and limits the use times of a client through the intermittent mechanism so as to achieve the purpose of delayed automatic locking; when the money is not received, the automatic locking device is arranged to limit the use of a customer, so that the aim of urging the money to be received is fulfilled, the economic benefit of a manufacturer is ensured, the loss of the manufacturer is reduced, and the money receiving speed is increased to a certain extent; of course, after the automatic locking device locks the window, the locking can be released, and the use of the door and window curtain wall is recovered.

Description

Method and device for delayed automatic locking and remote and short-range automatic unlocking of door and window curtain wall

Technical Field

The invention belongs to the technical field of door and window curtain walls, and particularly relates to a method and a device for delayed automatic locking and remote and short-range automatic unlocking of a door and window curtain wall.

Background

The curtain wall is an outer wall enclosure of a building and is hung like a curtain, so the curtain wall is also called a hanging wall and is a light wall with decoration effect commonly used by modern large and high-rise buildings. The building envelope structure consists of a structural frame and an embedded plate, and does not bear the load and the action of a main structure. In future, due to the combination of curtain wall technology and science and technology, the intelligent curtain wall, such as a solar photovoltaic curtain wall, an air duct breathing curtain wall, an induction wind and rain intelligent curtain wall and the like, can show unique charm of a building in response to the global call for energy conservation and emission reduction;

the door and window curtain wall is a facility for ventilation of buildings, and is like a window and can be opened and closed generally; the door and window curtain walls are usually sold by manufacturers, most of the door and window curtain walls are sold in a way of buying and paying immediately, and under the condition, the capital of Guam cannot be generated; however, in order to increase sales and realize better revenue, manufacturers also adopt a mode of selling first and then collecting money so as to increase sales, namely using first and then paying; at this time, the situation that the money is not returned slowly or even the money is not received inevitably occurs, which brings economic loss to manufacturers.

In view of the above, the present invention provides a method and a device for delayed automatic locking and remote and near automatic unlocking of a door and window curtain wall, so as to solve the above technical problems.

Disclosure of Invention

The invention provides a method and a device for delayed automatic locking and remote and near automatic unlocking of a curtain wall of a door and window, which aim to make up the defects of the prior art and lock users who do not receive payment to limit the users to use the curtain wall door and window.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a door and window curtain time delay automatic locking and far, short range automatic unlocking device, includes: a window frame; the top of the window body penetrates through and is fixedly connected with a rotating rod, and the rotating rod is rotatably connected with a window frame; further comprising: the automatic locking device limits the opening and closing of the door and window curtain wall in a mode of locking the rotating rod, and limits the use times of a customer through the intermittent mechanism to achieve the purpose of delayed automatic locking.

In use, the top of the window body is penetrated through and fixedly connected with the rotating rod, the rotating rod is rotatably connected with the window frame, the window body is rotated relative to the window frame through the rotating rod, and then the opening and closing of the door and window curtain wall are realized.

Preferably, the automatic locking device includes: the first wheel is rotatably connected in the window frame, first grooves are uniformly formed in the periphery of the first wheel, and shifting blocks are arranged at the positions of the rotating rod, which correspond to the first wheels; the second wheel is rotatably connected in the window frame, closely contacts with the inside of the window frame and the rotating rod, a vertical groove and a second groove are formed in the second wheel, an L-shaped rod is slidably connected in the second groove, one end of the L-shaped rod is located in the vertical groove, and one end of the second groove is fixedly connected with an electromagnet; a first block is placed in the vertical groove and positioned at the end part of the L-shaped rod, the first block is fixedly connected with a first spring, the other end of the first spring is fixedly connected with a limiting block, and a limiting groove is annularly distributed at a position, corresponding to the limiting block, on the rotating rod; a third groove is formed in the position, on the second wheel, of the same straight line with the vertical groove, a second block is connected to the position, on the window frame, of the bottom of the second wheel, corresponding to the third groove in a sliding mode, a second spring is fixedly connected to the bottom of the second block, and the second spring is fixedly connected with the window frame; a connecting piece is arranged between the first wheel and the second wheel and is fixedly connected with the first wheel and the second wheel through the connecting piece; and the controller is fixedly arranged in the window frame.

Preferably, the connecting piece is a ratchet mechanism.

Preferably, the cross-sectional area of the vertical slot near the bottom is larger than the cross-sectional area near the top.

Preferably, the bottom of the vertical groove is fixedly connected with a permanent magnet.

The shifting blocks are distributed on the rotating rod in a single mode; the connecting piece is a ratchet mechanism, the ratchet mechanism is used for driving the first wheel to rotate back and forth when the rod is rotated, and the first wheel only drives the second wheel to rotate in one direction due to the existence of the connecting piece; in the initial position, the limiting block is limited by the window frame and is positioned in the vertical groove, and the first spring is in a compressed state; the initial position of the limiting block ensures the maximum distance of the movement of the limiting block according to the rotation direction of the second wheel, namely two sides of the limiting groove (which side is specifically set by the rotation direction of the second wheel driven by the connecting piece) so as to ensure that a user has enough experience time; when the unlocking is needed, the controller can be controlled remotely or controlled by an IC card short-range controller, the electromagnet is electrified by the controller, and the L-shaped rod is made of a magnetic material.

Preferably, shifting block and dwang sliding connection, the one end of shifting block has linked firmly No. three springs, the other end and the dwang fixed connection of No. three springs, the inside sliding connection of dwang has the pin.

Preferably, the dwang corresponds No. two slot part position sliding connection and has the annular piece, annular piece and pin fixed connection, the position that L shape pole and annular piece correspond has linked firmly No. three pieces.

In the initial state, the stop lever limits the shifting block, so that the shifting block is exposed out of the rotating rod, and the third spring is in a stretching state; the annular block is connected to the rotating rod in a sliding mode, an annular groove is formed in the middle of the annular block, and the third block is located in the annular groove.

Preferably, the tip of dwang is provided with driving motor, driving motor's output shaft links firmly with the dwang.

Preferably, the window frame is connected with a positioning block in a sliding manner at the position corresponding to the limiting groove, the end part of the positioning block is fixedly connected with a fourth spring, the other end of the fourth spring is fixedly connected with the window frame, and the fourth spring is connected with a control circuit of a driving motor in series.

Driving motor is controlled by the controller, and the controller can be networked, and user's downloadable application for the control controller, driving motor rotate and drive the dwang and rotate, accomplishes opening and shutting of window body promptly, and controller unblock authority is controlled by the producer.

The unlocking method of the delayed automatic locking and remote and near automatic unlocking device for the door and window curtain wall comprises the following steps:

s1: a user can control the driving motor to rotate through the application of the mobile terminal, the driving motor rotates to drive the rotating rod to rotate, the rotating rod rotates to enable the window body to be opened to a required angle, and meanwhile, the positioning block can position the rotating rod to enable the window body to keep a specific angle;

s2: when the rotating rod rotates, the second wheel rotates towards one direction, when the limiting block is overlapped with the limiting groove, the first spring extends, the limiting block enters the limiting groove, the second block enters the third groove at the moment, and the rotating rod is locked by matching the second block with the third groove and matching the limiting block with the limiting groove, so that the opening and closing of the window body are limited;

s3: when the unlocking is needed, the controller can be controlled remotely or the controller can be controlled by an IC card in a short range, the electromagnet is electrified through the controller, the electromagnet attracts the L-shaped rod, the L-shaped rod is pulled out of the vertical groove, the first block moves towards the bottom direction of the vertical groove, the first spring and the limiting block are driven to be separated from the limiting groove, and the rotating rod is unlocked; when the L-shaped rod moves, the L-shaped rod drives the third block to move so as to drive the annular block to move, the annular block moves to drive the stop lever to move, and the stop lever relieves the limit of the shifting block so that the shifting block retracts into the rotating rod under the action of the third spring.

The invention has the following beneficial effects:

1. according to the method and the device for delayed automatic locking and remote and short-range automatic unlocking of the door and window curtain wall, the automatic locking device is arranged, the automatic locking device limits the opening and closing of the door and window curtain wall in a rotating rod locking mode, and the intermittent mechanism limits the use times of customers to achieve the purpose of delayed automatic locking; when the money is not received, the automatic locking device is arranged to limit the use of a customer, so that the aim of urging the money to be received is fulfilled, the economic benefit of a manufacturer is ensured, the loss of the manufacturer is reduced, and the money receiving speed is increased to a certain extent; of course, after the automatic locking device locks the window, the locking can be released, and the use of the door and window curtain wall is recovered.

2. According to the method and the device for delayed automatic locking and far and near automatic unlocking of the door and window curtain wall, when the rotating rod rotates, the second wheel rotates in one direction, when the limiting block is overlapped with the limiting groove, the first spring extends, the limiting block enters the limiting groove, the second block enters the third groove, and the rotating rod is locked by matching the second block with the third groove and matching the limiting block with the limiting groove, so that the opening and closing of the window body are limited.

3. According to the method and the device for delayed automatic locking and remote and short-range automatic unlocking of the door and window curtain wall, when unlocking is needed, the controller can be controlled remotely or the IC card short-range controller is used for electrifying the electromagnet through the controller, the electromagnet attracts the L-shaped rod, the L-shaped rod is pulled away from the vertical groove, the first block moves towards the bottom direction of the vertical groove, and then the first spring and the limiting block are driven to be separated from the limiting groove, so that the rotating rod is unlocked; when the L-shaped rod moves, the L-shaped rod drives the third block to move so as to drive the annular block to move, the annular block moves to drive the stop lever to move, and the stop lever relieves the limit of the shifting block so that the shifting block retracts into the rotating rod under the action of the third spring.

Drawings

The invention will be further explained with reference to the drawings.

FIG. 1 is a perspective view of the curtain wall of the present invention;

FIG. 2 is a cross-sectional view of the curtain wall of the present invention

Fig. 3 is a partial enlarged view at a of fig. 2;

FIG. 4 is an enlarged view of a portion of FIG. 3 at D;

FIG. 5 is a cross-sectional view taken along line B-B of FIG. 2;

fig. 6 is a partial enlarged view at E of fig. 5;

FIG. 7 is a cross-sectional view taken along line C-C of FIG. 2;

fig. 8 is a partial enlarged view at F of fig. 7;

fig. 9 is a partial enlarged view at G of fig. 8;

FIG. 10 is a perspective view of the first and second wheels of the present invention;

in the figure: 1. a window frame; 11. a block number two; 12. a second spring; 13. positioning a block; 14. a fourth spring; 2. a window body; 21. rotating the rod; 211. shifting blocks; 212. a limiting groove; 213. a third spring; 214. a stop lever; 215. a ring block; 216. a third block; 3. an automatic locking device; 31. a first wheel; 311. a first slot; 32. a second wheel; 321. a vertical slot; 322. a second groove; 323. an L-shaped rod; 324. an electromagnet; 325. a first block; 326. a first spring; 327. a limiting block; 328. a third groove; 329. a permanent magnet; 33. a connecting member; 4. the motor is driven.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1, 2;

the invention relates to a delayed automatic locking and remote and short-range automatic unlocking device for a door and window curtain wall, which comprises: a window frame 1; the window comprises a window body 2, wherein the top of the window body 2 is penetrated and fixedly connected with a rotating rod 21, and the rotating rod 21 is rotatably connected with a window frame 1; further comprising: automatic locking device 3, automatic locking device 3 limits opening and shutting of door and window curtain through the mode of locking dwang 21 to reach the purpose of time delay automatic locking through intermittent type mechanism restriction customer's use number of times.

When in use, the top of the window body 2 is penetrated and fixedly connected with a rotating rod 21, the rotating rod 21 is rotatably connected with the window frame 1, and the window body 2 and the window frame 1 rotate relatively through the rotating rod 21, so that the opening and closing of a door and window curtain wall are realized; the door and window curtain walls are usually sold by manufacturers, most of the door and window curtain walls are sold in a purchase and payment mode, and capital Paugueu cannot be generated under the condition; however, in order to increase sales and realize better revenue, manufacturers also adopt a mode of selling first and then collecting money so as to increase sales, namely using first and then paying; at this time, the situation that the money is not returned slowly or even the money cannot be collected inevitably occurs, so that economic loss is brought to manufacturers; therefore, the automatic locking device 3 is arranged, the automatic locking device 3 limits the opening and closing of the door and window curtain wall in a mode of locking the rotating rod 21, and limits the use times of customers through the intermittent mechanism to achieve the purpose of delayed automatic locking; when the money is not received, the automatic locking device 3 is arranged to limit the use of the customer, so that the aim of urging the money to be received is fulfilled, the economic benefit of a manufacturer is ensured, the loss of the manufacturer is reduced, and the money receiving speed is increased to a certain extent; of course, after the automatic locking device 3 locks the window, the locking can be released, and the use of the door and window curtain wall is recovered.

As an embodiment of the present invention, as shown in fig. 2, 3, 5, 6, 7, 8, 9 and 10, the automatic locking device 3 includes: the first wheel 31 is rotatably connected in the window frame 1, first grooves 311 are uniformly formed in the periphery of the first wheel 31, and a shifting block 211 is arranged at the position, corresponding to the first wheel 31, of the rotating rod 21; the second wheel 32 is rotatably connected in the window frame 1, the second wheel 32 is tightly contacted with the inside of the window frame 1 and the rotating rod 21, a vertical groove 321 and a second groove 322 are formed in the second wheel 32, an L-shaped rod 323 is slidably connected in the second groove 322, one end of the L-shaped rod 323 is positioned in the vertical groove 321, and one end of the second groove 322 is fixedly connected with an electromagnet 324; a first block 325 is arranged in the vertical groove 321 and at the end part of the L-shaped rod 323, the first block 325 is fixedly connected with a first spring 326, the other end of the first spring 326 is fixedly connected with a limiting block 327, and a limiting groove 212 is annularly distributed at a position on the rotating rod 21 corresponding to the limiting block 327; a third groove 328 is formed in the position, on the second wheel 32, on the same straight line with the vertical groove 321, a second block 11 is slidably connected to the position, on the window frame 1, on the bottom of the second wheel 32, corresponding to the third groove 328, the bottom of the second block 11 is fixedly connected with a second spring 12, and the second spring 12 is fixedly connected with the window frame 1; a connecting piece 33 is arranged between the first wheel 31 and the second wheel 32 and is fixedly connected with the first wheel and the second wheel through the connecting piece; and the controller is fixedly arranged in the window frame 1.

As shown in fig. 3, the connecting member 33 is a ratchet mechanism.

As shown in fig. 3 and 8, the cross-sectional area of the vertical groove 321 near the bottom is larger than that near the top.

As shown in fig. 3 and 8, a permanent magnet 329 is attached to the bottom of the vertical slot 321.

When the window frame 1 works, when the window body 2 rotates relative to the window frame 1, the rotating rod 21 rotates, when the rotating rod 21 rotates, the shifting block 211 is driven to rotate, and as the shifting block 211 is singly distributed on the rotating rod 21, when the rotating rod 21 drives the shifting block 211 to rotate, the shifting block 211 is matched with the first groove 311 to intermittently drive the first wheel 31 to rotate, and when the first wheel 31 intermittently rotates, the second wheel 32 is driven to intermittently rotate; when the window body 2 starts to move back and forth, the rotating rod 21 rotates back and forth, so a connecting piece 33 is arranged between the first wheel 31 and the second wheel, the connecting piece 33 is a ratchet mechanism, the ratchet mechanism has the function that when the rotating rod 21 rotates, the first wheel 31 is driven to rotate back and forth, the first wheel 31 only drives the second wheel 32 to rotate towards one direction due to the existence of the connecting piece 33, so the rotating rod 21 rotates, and the second wheel 32 rotates towards one direction; at the initial position, the limit block 327 is limited by the window frame 1 and is located in the vertical groove 321, the first spring 326 is in a compressed state, and rotates in one direction along with the intermittence of the second wheel 32, when the limit block 327 coincides with the limit groove 212 (the rotating rod 21 and the second wheel 32 have a rotation speed difference and the limit groove 212 are annularly distributed, and the limit block 327 always coincides with the limit groove 212), the first spring 326 extends, the limit block 327 enters the limit groove 212, at this time, because the third groove 328 is formed at the position on the second wheel 32, which is in the same straight line with the vertical groove 321, the third groove 328 is aligned with the second block 11, the extruded second spring 12 resets, the second block 11 enters the third groove 328, and the second block 11 cooperates with the third groove 328 and the limit block 327 to cooperate with the limit groove 212, so that the third groove 328 can be locked, and further the opening and closing of the rotating rod body 2 can be limited; it should be noted here that the initial position of the stopper 327 should ensure the maximum distance of the movement of the stopper 327 according to the rotation direction of the second wheel 32, i.e. both sides of the stopper groove 212 (which side is specifically set by the rotation direction of the second wheel 32 driven by the connecting member 33) so as to ensure that the user has enough experience time; when the unlocking is needed, the electromagnet 324 is electrified through the controller by a remote control controller or an IC card short-range control controller, and the electromagnet 324 attracts the L-shaped rod 323 and the L-shaped rod 323 is pulled away from the vertical groove 321 due to the fact that the L-shaped rod 323 is made of magnetic materials, so that the first block 325 moves towards the bottom direction of the vertical groove 321 under the action of gravity and the elastic force of the first spring 326, the first spring 326 and the limiting block 327 are driven to be separated from the limiting groove 212, and the rotating rod 21 is unlocked; the cross section area of the vertical groove 321 close to the bottom is larger than that of the vertical groove 321 close to the top, so that when the first block 325 and the limiting block 327 move towards the bottom of the vertical groove 321, extrusion with the side wall of the vertical groove 321 is reduced, friction is reduced, and the first block 325 and the limiting block 327 can move towards the bottom of the vertical groove 321 more easily; and the bottom of vertical slot 321 is linked firmly permanent magnet 329, a piece 325 is the magnetic material, permanent magnet 329 can attract a piece 325 to make a piece 325 and stopper 327 change and move to the bottom of spacing groove 212, and permanent magnet 329 attracts a piece 325 to make a piece 325 and stopper 327 obtain fixedly, guarantee that stopper 327 unlocks back stopper 327 can not move in disorder (door and window dismantles the condition such as transport), the condition that locking can not appear again after the unblock promptly, make the consumer feel relieved and consume.

As a specific embodiment of the present invention, as shown in fig. 3, the shifting block 211 is slidably connected to the rotating rod 21, one end of the shifting block 211 is fixedly connected to a third spring 213, the other end of the third spring 213 is fixedly connected to the rotating rod 21, and the inside of the rotating rod 21 is slidably connected to a stop rod 214.

As shown in fig. 4, the rotating rod 21 is slidably connected with a ring block 215 corresponding to the second groove 322, the ring block 215 is fixedly connected with the stop rod 214, and the L-shaped rod 323 is fixedly connected with the third block 216 corresponding to the ring block 215.

During operation, in an initial state, the stop lever 214 limits the shift block 211, so that the shift block 211 is exposed out of the rotating rod 21, and the third spring 213 is in a stretching state; when the unlocking is needed, the L-shaped rod 323 is attracted by the electromagnet 324 to move, when the L-shaped rod 323 moves, the L-shaped rod 323 drives the third block 216 to move, because the annular block 215 is connected to the rotating rod 21 in a sliding mode, an annular groove is formed in the middle of the annular block 215, and the third block 216 is located in the annular groove, so that the third block 216 drives the annular block 215 to move, the annular block 215 drives the stop rod 214 to move, the stop rod 214 releases the limit on the shifting block 211, the shifting block 211 retracts into the rotating rod 21 under the action of the third spring 213, and when the rotating rod 21 rotates, the shifting rod does not drive the first wheel 31 to rotate any more, namely after the unlocking is completed, the rotation of the rotating rod 21 cannot be influenced by the first wheel 31.

As a specific embodiment of the present invention, as shown in fig. 3, a driving motor 4 is disposed at an end portion of the rotating rod 21, and an output shaft of the driving motor 4 is fixedly connected to the rotating rod 21.

As shown in fig. 3, fig. 7, fig. 8 and fig. 9, a positioning block 13 is connected to a position of the window frame 1 corresponding to the limiting groove 212 in a sliding manner, an end of the positioning block 13 is fixedly connected with a fourth spring 14, the other end of the fourth spring 14 is fixedly connected with the window frame 1, and the fourth spring 14 is connected in series with a control circuit of the driving motor 4.

When the window opening and closing device works, the driving motor 4 is controlled by the controller, the controller can be networked, a user can download application to control the controller, the driving motor 4 rotates to drive the rotating rod 21 to rotate, and therefore the window body 2 is opened and closed, namely the user can automatically control the opening and closing of the window through the moving end, the use of the user is facilitated, and the unlocking authority of the controller is controlled by a manufacturer; because the position sliding connection that window frame 1 corresponds spacing groove 212 has locating piece 13, no. four spring 14 is established ties with driving motor 4's control scheme, so when the controller was for driving motor 4 circular telegram, no. four spring 14 also circular telegram, drive locating piece 13 contact to the location of dwang 21, when driving motor 4 outage, no. four spring 14 outage, locating piece 13 gets into spacing groove 212, restriction dwang 21 rotates, can make window body 2 keep certain angle that opens and shuts promptly, be difficult for being blown by wind.

s1: a user can control the driving motor 4 to rotate through the application of the mobile terminal, the driving motor 4 rotates to drive the rotating rod 21 to rotate, the rotating rod 21 rotates to enable the window body 2 to be opened to a required angle, and meanwhile, the positioning block 13 can position the rotating rod 21 to enable the window body 2 to keep a specific angle;

s2: when the rotating rod 21 rotates, the second wheel 32 rotates in one direction, when the limiting block 327 coincides with the limiting groove 212, the first spring 326 extends, the limiting block 327 enters the limiting groove 212, the second block 11 enters the third groove 328 at the moment, and the second block 11 is matched with the third groove 328 and the limiting block 327 is matched with the limiting groove 212, so that the rotating rod 21 is locked, and the opening and closing of the window body 2 are limited;

s3: when the unlocking is needed, the controller can be controlled remotely or the controller can be controlled by IC card in short range, the electromagnet 324 is electrified by the controller, the electromagnet 324 attracts the L-shaped rod 323, the L-shaped rod 323 is drawn out from the vertical groove 321, the first block 325 moves towards the bottom direction of the vertical groove 321, and then the first spring 326 and the limiting block 327 are driven to be separated from the limiting groove 212, so that the rotating rod 21 is unlocked; when the L-shaped lever 323 moves, the L-shaped lever 323 drives the third block 216 to move, the annular block 215 is driven to move, the annular block 215 moves, the stop lever 214 is driven to move, the stop lever 214 releases the limit on the shifting block 211, and the shifting block 211 retracts into the rotating lever 21 under the action of the third spring 213.

Claims

1. A door and window curtain wall time delay automatic locking and far and short range automatic unlocking device comprises: a window frame (1);

the window comprises a window body (2), wherein the top of the window body (2) penetrates through and is fixedly connected with a rotating rod (21), and the rotating rod (21) is rotatably connected with a window frame (1);

the method is characterized in that: further comprising:

the automatic locking device (3) limits the opening and closing of the door and window curtain wall in a mode of locking the rotating rod (21), and limits the use times of customers through the intermittent mechanism to achieve the purpose of delayed automatic locking.

2. The device of claim 1 for delayed automatic locking and remote and near automatic unlocking of door and window curtain walls, wherein: the automatic locking device (3) comprises:

the first wheel (31) is rotatably connected into the window frame (1), first grooves (311) are uniformly formed in the periphery of the first wheel (31), and shifting blocks (211) are arranged on the rotating rod (21) corresponding to the first wheel (31);

the second wheel (32) is rotatably connected in the window frame (1), the second wheel (32) is in close contact with the interior of the window frame (1) and the rotating rod (21), a vertical groove (321) and a second groove (322) are formed in the second wheel (32), an L-shaped rod (323) is connected in the second groove (322) in a sliding mode, one end of the L-shaped rod (323) is located in the vertical groove (321), and one end of the second groove (322) is fixedly connected with an electromagnet (324); a first block (325) is arranged in the vertical groove (321) and positioned at the end part of the L-shaped rod (323), the first block (325) is fixedly connected with a first spring (326), the other end of the first spring (326) is fixedly connected with a limiting block (327), and a limiting groove (212) is annularly distributed at a position, corresponding to the limiting block (327), on the rotating rod (21); a third groove (328) is formed in the position, on the second wheel (32), on the same straight line with the vertical groove (321), a second block (11) is connected to the position, corresponding to the third groove (328), on the window frame (1) and located at the bottom of the second wheel (32) in a sliding mode, a second spring (12) is fixedly connected to the bottom of the second block (11), and the second spring (12) is fixedly connected with the window frame (1); a connecting piece (33) is arranged between the first wheel (31) and the second wheel (32) and is fixedly connected with the first wheel and the second wheel through the connecting piece;

the controller is fixedly arranged in the window frame (1).

3. The device of claim 2, wherein the device comprises: the connecting piece (33) is a ratchet mechanism.

4. The device of claim 2, wherein the device comprises: the cross-sectional area of the vertical groove (321) near the bottom is larger than the cross-sectional area near the top.

5. The device of claim 4, wherein the device comprises: the bottom of the vertical groove (321) is fixedly connected with a permanent magnet (329).

6. The device of claim 2, wherein the device comprises: shifting block (211) and dwang (21) sliding connection, the one end of shifting block (211) has linked firmly No. three spring (213), the other end and dwang (21) fixed connection of No. three spring (213), the inside sliding connection of dwang (21) has pin (214).

7. The device of claim 6, wherein the device comprises: dwang (21) correspond No. two groove (322) position sliding connection have annular piece (215), annular piece (215) and pin (214) fixed connection, the position that L shape pole (323) and annular piece (215) correspond has linked firmly No. three piece (216).

8. The device of claim 2, wherein the device comprises: the tip of dwang (21) is provided with driving motor (4), the output shaft and dwang (21) of driving motor (4) link firmly.

9. The device of claim 8, wherein the device comprises: the window frame (1) corresponds position sliding connection of spacing groove (212) has locating piece (13), the tip of locating piece (13) has linked firmly No. four spring (14), the other end and window frame (1) of No. four spring (14) link firmly, no. four spring (14) and driving motor (4)'s control scheme is established ties.

10. A method for unlocking the delayed automatic locking and remote and near automatic unlocking device of the door and window curtain wall of claims 1-9, comprising the steps of:

s1: a user can control the driving motor (4) to rotate through the application of the mobile end, the driving motor (4) rotates to drive the rotating rod (21) to rotate, the rotating rod (21) rotates to enable the window body (2) to be opened to a required angle, and meanwhile, the positioning block (13) can position the rotating rod (21) to enable the window body (2) to keep a specific angle;

s2: when the rotating rod (21) rotates, the second wheel (32) rotates towards one direction, when the limiting block (327) is coincided with the limiting groove (212), the first spring (326) extends, the limiting block (327) enters the limiting groove (212), the second block (11) enters the third groove (328), and the rotating rod (21) can be locked by matching the second block (11) with the third groove (328) and matching the limiting block (327) with the limiting groove (212), so that the opening and closing of the window body (2) are limited;

s3: when the unlocking is needed, the controller can be controlled remotely or the controller can be controlled by IC card in a short range, the electromagnet (324) is electrified, the electromagnet (324) attracts the L-shaped rod (323), the L-shaped rod (323) is drawn out from the vertical groove (321), the first block (325) moves towards the bottom direction of the vertical groove (321), and then the first spring (326) and the limiting block (327) are driven to be separated from the limiting groove (212), and the rotating rod (21) is unlocked; when the L-shaped rod (323) moves, the L-shaped rod (323) drives the third block (216) to move and drives the annular block (215) to move, the annular block (215) moves and drives the stop lever (214) to move, and the stop lever (214) releases the limit on the shifting block (211), so that the shifting block (211) retracts into the rotating rod (21) under the action of the third spring (213).