CN112647798A - Novel control circuit of electric parking door hinge - Google Patents
Novel control circuit of electric parking door hinge Download PDFInfo
- Publication number
- CN112647798A CN112647798A CN202011645691.2A CN202011645691A CN112647798A CN 112647798 A CN112647798 A CN 112647798A CN 202011645691 A CN202011645691 A CN 202011645691A CN 112647798 A CN112647798 A CN 112647798A
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- Prior art keywords
- motor
- microprocessor
- hinge
- interface
- circuit
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Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/60—Power-operated mechanisms for wings using electrical actuators
- E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
- E05F15/611—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings
- E05F15/616—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings operated by push-pull mechanisms
- E05F15/622—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings operated by push-pull mechanisms using screw-and-nut mechanisms
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D11/00—Additional features or accessories of hinges
- E05D11/10—Devices for preventing movement between relatively-movable hinge parts
- E05D11/1028—Devices for preventing movement between relatively-movable hinge parts for maintaining the hinge in two or more positions, e.g. intermediate or fully open
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D3/00—Hinges with pins
- E05D3/02—Hinges with pins with one pin
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D5/00—Construction of single parts, e.g. the parts for attachment
- E05D5/02—Parts for attachment, e.g. flaps
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/13—Application of doors, windows, wings or fittings thereof for buildings or parts thereof characterised by the type of wing
- E05Y2900/132—Doors
Abstract
The invention relates to a door hinge, in particular to a control circuit of a novel electric parking door hinge.A motor current sampling circuit, a current signal amplifying module and a microprocessor I are sequentially connected, a power interface, a 5V voltage stabilizing circuit, a 3.3V voltage stabilizing circuit and the microprocessor I are sequentially connected, a motor interface, a direct current motor driving circuit and the microprocessor I are sequentially connected, a wireless signal receiving module, a wireless switch signal interface circuit and the microprocessor I are sequentially connected, and a wired switch interface is connected with the microprocessor I; the wireless signal transmitting module, the microprocessor II, the rechargeable battery, the wireless charging receiving module, the wireless charging transmitting module, the power adapter, the standby charging power module and the power interface are sequentially connected, and the button switch is connected with the microprocessor II; the signal sent by the wireless signal transmitting module can be received by the wireless signal receiving module; the control circuit has a simple structure, and the judgment of the motion position of the motor can be realized without adding an additional sensor; the peripheral circuit is simple in design, and the failure rate of the circuit can be reduced.
Description
Technical Field
The invention relates to a door hinge, in particular to a circuit for controlling a novel electric parking door hinge, which is driven by a small direct current motor and can realize parking at any time and self-locking.
Background
In our life, the door is everywhere, but in the use process of the door, sometimes the door needs to be slightly opened, sometimes the door needs to be half opened, sometimes the door needs to be fully opened, in short, people need to stop the door at different angles, so the problem of how to position the door can be met, after the door is opened, if the door cannot be positioned, the door can be forced to be closed due to wind blowing or collision, sometimes the door can be damaged, the current market selects a door stopper, but on one hand, the door stopper is only used in the fully opened state of the door, on the other hand, the door stopper needs to be punched and fixed on the door, or the floor or the wall in the installation process, so the integrity is damaged, the appearance is influenced, and if the wall and the floor are both made of ceramic tiles, the hole is difficult to be punched on the door stopper, and the integrity of the wall or the floor is damaged, in addition, the existing parking door hinge still has some defects such as using effect and automation. On a neotype electronic stop door hinge patent application basis, there is the inconvenient difficult problem of door body electricity of using, considers an option in the concrete application, adds the singlechip technique on original on-off control basis, uses wireless remote control and wireless charging, realizes the control to DC motor, a novel control circuit of electronic stop door hinge can the solution problem.
Disclosure of Invention
In order to solve the problems, the invention provides a wireless remote control and wireless charging control circuit for a novel electric parking door hinge, and the electric signals generated by a switch and a motor current are sampled and judged so as to control the movement of a motor and make corresponding locking and loosening actions of a door frame, so that the problem of inconvenient electricity taking of a door body in specific application is effectively solved, the circuit structure is simple, and the judgment of the movement position of the motor can be realized without adding an additional sensor; the peripheral circuit is simple in design, and the failure rate of the circuit in use can be reduced.
The technical scheme adopted by the invention is as follows:
the novel electric parking door hinge is arranged on a door frame, is used for parking at any angle position of a door, is driven by a 9V micro direct current motor and comprises a power transmission part, a roller mechanism, a parking mechanism and a hinge part, wherein the power transmission part comprises a motor frame, a motor, a coupler, a ball screw nut, a ball screw rod, a plurality of gaskets I and a wired switch positioned on a door handle, the ball screw nut is matched with the ball screw rod, the motor is arranged on the motor frame, the model of the motor is IG220104-201M1R, DC9V, 1937 S.Y.Taiwan, the coupler comprises a hexagonal rod and an inner hexagonal cylinder which are mutually in sliding fit, one end of the hexagonal rod is connected with a motor shaft, the other end of the hexagonal rod is inserted into one end of the inner hexagonal cylinder to form sliding connection, and the other end of the inner hexagonal cylinder is connected with the tail end of the; the roller mechanism comprises a roller connector, a roller and a shaft pin, the roller is arranged at one end of the roller connector through the shaft pin, and the other end of the roller connector is connected with the top end of the ball screw through a gasket I; the parking mechanism comprises a trapezoidal sliding block and brake block assembly, a roller wheel groove and a sliding block groove which are connected with each other, wherein a spring is arranged in the rebound device, the roller wheel is matched with the roller wheel groove, and the trapezoidal sliding block is matched with the sliding block groove; the hinge part comprises a hinge main body, a door frame fixing plate, a hinge main body fixing plate, a hinge mandrel, a ball bearing, a hinge leaf and a gasket II, wherein the hinge leaf is provided with a mandrel sleeve, the mandrel sleeve is matched with the hinge mandrel, a through hole is formed in the lower end face of the hinge main body, a ball screw nut is fixed at the through hole, and a motor frame is arranged outside the through hole, so that the motor frame, a motor, a coupler, the ball screw nut, a ball screw rod, the gasket I, a roller connector and a roller form a line; the roller groove is arranged on the upper portion of the inner side wall of the hinge main body, the sliding block groove is arranged in the hinge main body and is opposite to the roller groove, when the roller pushes against the inclined plane of the trapezoidal sliding block with the rebounding device from the position between the roller groove and the sliding block groove, the spring force in the rebounding device can be overcome, the brake block in the brake block assembly is driven to tightly hold the spindle sleeve of the hinge leaf, and the parking of the door is achieved. The rear end of a ball screw nut in the power transmission part is provided with a rectangular boss which is arranged on the outer side of a through hole on the lower end face of the hinge main body; two rollers in the roller mechanism are connected in parallel; the brake pad of the brake pad assembly in the parking mechanism is a cylindrical surface, and the curvature radius of the cylindrical surface is the same as that of the side surface of the spindle sleeve of the hinge leaf; the spring coefficient of the spring of the rebound device in the parking mechanism is 50N/mm.
When the hinge assembly is used, a brake pad in the brake pad assembly is separated from a hinge mandrel in a normal state, when a motor rotates forwards for an angle, a hexagonal rod of a coupler rotates forwards for an angle, the hexagonal rod drives an inner hexagonal cylinder to rotate forwards for an angle, the inner hexagonal cylinder drives a ball screw to rotate forwards for an angle, and a ball screw nut is fixed with a hinge main body, so that the ball screw drives the hexagonal rod and the inner hexagonal cylinder in the coupler to generate a small sliding displacement in the direction of pulling the hexagonal rod and the inner hexagonal cylinder away from each other, the displacement is enough to enable a roller of a roller connector at the top end of the ball screw to push against the inclined surface of a trapezoidal sliding block, the trapezoidal sliding block overcomes the spring force in a rebounding device to drive the brake pad in the brake pad assembly until the center shaft sleeve of the hinge leaf is tightly held, the parking of a door is realized, and the parking function of any; when the motor stops rotating, the roller still supports against the inclined plane of the trapezoidal sliding block due to the axial self-locking action of the ball screw nut and the ball screw, and the door keeps locked and stops; when the motor rotates an angle in a reverse direction, the ball screw is driven to rotate an angle in a reverse direction, so that the ball screw drives the hexagonal rod and the inner hexagonal cylinder in the coupler to produce a small sliding displacement in the direction of mutual insertion, the roller is separated from the inclined plane of the trapezoidal sliding block, the trapezoidal sliding block returns under the action of spring force in the rebounding device, the brake pad in the brake pad assembly is separated from the center shaft sleeve of the hinge leaf, and the door is unlocked and freely opened and closed.
A control circuit of a novel electric parking door hinge is matched with an intelligent lock with an identification head for use, the intelligent lock is installed on a dry door and comprises a motor current acquisition rod circuit, a current signal amplification module, a microprocessor I, a wired switch interface, a wireless switch signal interface circuit, a wireless signal receiving module, a 3.3V voltage stabilizing circuit, a 5V voltage stabilizing circuit, a power interface, a direct current motor driving circuit, a motor interface, a wireless signal transmitting module, a microprocessor II, a button switch, a rechargeable battery, a wireless charging receiving module, a wireless charging transmitting module, a power adapter and a standby charging power module, wherein the power interface acquires 9V power voltage, the connection described by the invention comprises wire connection, signal connection and other related connection, a motor current sampling circuit, a current signal amplification module and the microprocessor I are sequentially connected, and the power interface, The wireless signal receiving module, the wireless switch signal interface circuit and the microprocessor I are connected in sequence, and the wired switch interface is connected with the microprocessor I; the wireless signal transmitting module, the microprocessor II, the rechargeable battery, the wireless charging receiving module, the wireless charging transmitting module, the power adapter, the standby charging power module and the power interface are sequentially connected, and the button switch is connected with the microprocessor II; the wireless signal transmitting module is in signal connection with the wireless signal receiving module, and a signal sent by the wireless signal transmitting module can be received by the wireless signal receiving module;
the button switch is positioned on the door handle, and the motor current sampling circuit, the current signal amplification module, the microprocessor I, the wired switch interface, the wireless switch signal interface circuit, the wireless signal receiving module, the 3.3V voltage stabilizing circuit, the 5V voltage stabilizing circuit, the power interface, the direct current motor driving circuit and the motor interface are arranged between the door frame and the hinge and are close to the hinge; the wired switch interface, the wireless signal transmitting module, the microprocessor II, the rechargeable battery and the wireless charging receiving module are arranged inside the door and are close to the door handle, wherein the rechargeable battery is also positioned inside the intelligent lock body to provide a power supply for the intelligent lock, the microprocessor II is powered by the rechargeable battery, and the wired switch interface is reserved as a user selection; the door frame is provided with a panel I, the side surface of the intelligent lock is provided with a panel II, the panel I and the panel II are just opposite to each other and are close to each other in parallel and are not in contact with each other after the door is closed, an induction coil of a wireless charging transmitting module is arranged in the middle of the panel I, and an induction coil of a wireless charging receiving module is arranged in the middle of the panel II, so that a rechargeable battery can be charged wirelessly; in order to avoid the situation that the rechargeable battery is dead, a wireless charging technology is applied, when the door is closed, the two panels are in a close-range state face to face, wireless charging between the two panels is carried out at the moment, and when the door is opened, the two panels are staggered, and the charging process is stopped. When the button switch sends a locking or unlocking signal, the button switch sequentially passes through the microprocessor II, the wireless signal transmitting module, the wireless signal receiving module, the wireless switch signal interface circuit, the microprocessor I, the direct current motor driving circuit, the motor interface and the motor to enable the motor to rotate forwards or backwards.
Principle of wireless charging of rechargeable battery: the wireless charging transmitting module adopts an electromagnetic induction type wireless charging technology, a frequency conversion circuit is arranged in the wireless charging transmitting module, a direct current power supply is converted into alternating current with periodic change, a coil of the wireless charging transmitting module generates a magnetic field with periodic change, the magnetic field generates induced electromotive force to a coil in a nearby wireless charging receiving module, the electromotive force also changes along with the current period in the wireless charging transmitting module, the current generated by the induced electromotive force is converted into direct current meeting the charging standard of a lithium battery through a rectifying circuit in the wireless charging receiving module, the lithium battery is charged, and the wireless charging of the rechargeable battery is completed.
The button switch can be positioned on an indoor wall surface or an indoor door frame, and a power supply of the button switch is a round button battery; the rechargeable battery is a lithium battery; and the panel I and the panel II are both metal panels and have the same size.
The invention relates to a singlechip control technology, which combines a wireless charging technology and a wireless remote control technology to judge electric signals generated by a button switch and a motor current sampling circuit so as to control the rotation of a motor and make corresponding door locking and loosening. When the button switch is pressed, the motor rotates forwards, namely locking action is achieved, meanwhile, the motor current sampling circuit can sample the current of the driving motor, the sampled current signal is amplified by the current signal amplification module and is identified by an analog-to-digital conversion pin of the single chip computer, and when the current is larger than a specific value, the fact that the motor rotates to a specified position is judged, and the fact that the door is locked and stopped is indicated. When the button switch is pressed once again, the motor rotates reversely, and the door is unlocked and freely opened and closed. When the intelligent lock is used, a finger is placed on the identification head of the intelligent lock, after the verification is successful, the lock tongue is retracted, the door is opened to a certain angle, the button switch is pressed, the microprocessor II transmits a wireless signal, and after the signal is transmitted to the microprocessor I, the motor is driven to rotate forwards, so that the locking door is locked and stopped; and the button switch is pressed once again, the motor rotates reversely, and the door is unlocked and freely opened and closed. For the user adopting the wired signal, the wired switch of the wired switch interface directly drives the motor to rotate forwards or backwards through the microprocessor I.
The invention has the beneficial effects that:
the door frame hinge locking and unlocking device is novel and practical in design, judges whether the hinge needs to be locked and unlocked or not through a door frame hinge locking and unlocking signal on the control circuit, and judges whether the action is in place or not through judging the current of the driving motor in the process of executing the unlocking and locking; the addition of the wireless charging technology and the wireless remote control technology can effectively solve the problem of inconvenient electricity taking of the door body in a specific application scene; the control circuit has a simple structure, and the judgment of the motion position of the motor can be realized without adding an additional sensor; the simple peripheral circuit design can also greatly reduce the failure rate of the circuit during use.
Drawings
The following is further illustrated in connection with the figures of the present invention:
FIG. 1 is an exploded schematic view of an electric parking door hinge;
FIG. 2 is an enlarged schematic view of the hex bar of the coupling;
FIG. 3 is an enlarged schematic view of the socket head of the coupling;
FIG. 4 is an enlarged schematic view of the hinge body;
FIG. 5 is an overall schematic view of the hinge;
FIG. 6 is a schematic view of a ball screw nut;
FIG. 7 is an exploded view of the roller mechanism;
FIG. 8 is an enlarged schematic view of the brake pad;
FIG. 9 is a schematic diagram of the control circuit of the present invention.
In the figure, 1, a motor frame, 2, a motor, 3, a coupler, 4, a ball screw nut, 5, a ball screw rod, 6, a gasket I, 7, a roller connector, 8, a roller, 9, a shaft pin, 10, a trapezoidal sliding block with a rebounding device, 11, a brake block assembly, 12, a roller groove, 13, a sliding block groove, 14, a hinge main body, 15, a door frame fixing plate, 16, a hinge main body fixing plate, 17, a hinge mandrel, 18, a ball bearing, 19, a hinge leaf, 20, a gasket II, 21, a motor current sampling circuit, 22, a current signal amplifying module, 23, a microprocessor I, 24, a wired switch interface, 25, a wireless switch signal interface circuit, 26, a wireless signal receiving module, 27.3.3V voltage stabilizing circuit, 28.5V voltage stabilizing circuit, 29, a power supply interface, 30, a direct current motor driving circuit, 31, a motor interface, 32, a wireless signal transmitting module, 33. the microprocessor II, 34, a button switch, 35, a rechargeable battery, 36, a wireless charging receiving module, 37, a wireless charging transmitting module, 38, a power adapter and 39, a standby charging power module.
Detailed Description
Fig. 1 is an explosion schematic diagram of a hinge of an electric parking door, fig. 2 is an enlarged schematic diagram of a hexagonal rod of a coupler, fig. 3 is an enlarged schematic diagram of an inner hexagonal cylinder of the coupler, fig. 4 is an enlarged schematic diagram of a hinge main body, fig. 5 is an overall schematic diagram of a hinge, the hinge is used for parking at any angle position of a door, and is driven by a 9-volt micro direct current motor and comprises a power transmission part, a roller mechanism, a parking mechanism and a hinge part, the power transmission part comprises a motor frame 1, a motor 2, a coupler 3, a ball screw nut 4, a ball screw rod 5, a plurality of gaskets I6 and a wired switch positioned on a door handle, the ball screw nut 4 is matched with the ball screw rod 5, the motor 2 is installed on the motor frame 1, the motor 2 is in a type of IG220104-201M1R, DC9V and 1937 S.Y.Taiwan, the coupler 3 comprises a hexagonal rod and an inner hexagonal cylinder which are mutually matched in a sliding manner, The other end of the inner hexagonal cylinder is inserted into one end of the inner hexagonal cylinder to form sliding connection, and the other end of the inner hexagonal cylinder is connected with the tail end of the ball screw rod 5; the roller mechanism comprises a roller connector 7, a roller 8 and a shaft pin 9, the roller 8 is arranged at one end of the roller connector 7 through the shaft pin 9, and the other end of the roller connector 7 is connected with the top end of the ball screw rod 5 through a gasket I6; the parking mechanism comprises a trapezoidal sliding block 10, a brake block assembly 11, a roller groove 12 and a sliding block groove 13 which are connected with each other, wherein a spring is arranged in the rebound device, the elastic coefficient of the spring is 50N/mm, a roller 8 is matched with the roller groove 12, and the trapezoidal sliding block 10 is matched with the sliding block groove 13; the hinge part comprises a hinge main body 14, a door frame fixing plate 15, a hinge main body fixing plate 16, a hinge mandrel 17, a ball bearing 18, a hinge leaf 19 and a gasket II20, wherein the hinge leaf 19 is provided with a mandrel sleeve, the mandrel sleeve is matched with the hinge mandrel 17, a through hole is formed in the lower end face of the hinge main body 14, a ball screw nut 4 is fixed at the through hole, and the motor frame 1 is installed on the outer side of the through hole, so that the motor frame 1, the motor 2, the coupler 3, the ball screw nut 4, the ball screw rod 5, the gasket I6, the roller connector 7 and the roller 8 are in a line; the roller groove 12 is arranged on the upper portion of the inner side wall of the hinge main body 14, the slider groove 13 is arranged in the hinge main body 14 and is opposite to the roller groove 12, when the roller 8 is pushed to the inclined surface of the trapezoidal slider 10 with the rebounding device from the position between the roller groove 12 and the slider groove 13, the spring force in the rebounding device can be overcome, the brake block in the brake block assembly 11 is driven to clamp the spindle sleeve of the hinge block 19, and the parking of the door is achieved.
As shown in fig. 6, the ball screw nut 4 in the power transmission portion has a rectangular boss at the rear end thereof, the rectangular boss being attached to the outside of the through hole in the lower end surface of the hinge body 14, and the rectangular boss having an attachment hole in the upper surface thereof.
Fig. 7 is an exploded schematic view of the roller mechanism, and two rollers 8 in the roller mechanism are connected in parallel.
As shown in fig. 8, which is an enlarged schematic view of the brake pad, the brake pad of the brake pad assembly 11 in the parking mechanism has a cylindrical surface with the same radius of curvature as the radius of curvature of the side surface of the spindle sleeve of the hinge leaf 19.
Fig. 9 is a schematic diagram of a control circuit of the present invention, which is used in conjunction with an intelligent lock with an identification head, the intelligent lock is installed on a door, and includes a motor current sampling circuit 21, a current signal amplifying module 22, a microprocessor I23, a wired switch interface 24, a wireless switch signal interface circuit 25, a wireless signal receiving module 26, a 3.3V voltage stabilizing circuit 27, a 5V voltage stabilizing circuit 28, a power interface 29, a dc motor driving circuit 30, a motor interface 31, a wireless signal transmitting module 32, a microprocessor II33, a button switch 34, a rechargeable battery 35, a wireless charging receiving module 36, a wireless charging transmitting module 37, a power adapter 38 and a standby charging power module 39, a dashed arrow from the wireless signal transmitting module 32 to the wireless signal receiving module 26 represents a wireless signal transmission line, the power interface 29 obtains a 9V power voltage, and a dashed arrow from the wireless signal transmitting module 32 to the wireless signal receiving module 26 represents a wireless signal transmission schematic diagram The connection described in the invention comprises wire connection, signal connection and other related connections, the motor current sampling circuit 21, the current signal amplification module 22 and the microprocessor I23 are sequentially connected, the power interface 29, the 5V voltage stabilizing circuit 28, the 3.3V voltage stabilizing circuit 27 and the microprocessor I23 are sequentially connected, the motor interface 31, the direct current motor driving circuit 30 and the microprocessor I23 are sequentially connected, the wireless signal receiving module 26, the wireless switch signal interface circuit 25 and the microprocessor I23 are sequentially connected, and the wired switch interface 24 is connected with the microprocessor I23; the wireless signal transmitting module 32, the microprocessor II33, the rechargeable battery 35, the wireless charging receiving module 36, the wireless charging transmitting module 37, the power adapter 38, the standby charging power module 39 and the power interface 29 are sequentially connected, and the button switch 34 is connected with the microprocessor II 33; the wireless signal transmitting module 32 is in signal connection with the wireless signal receiving module 26, and a signal sent by the wireless signal transmitting module 32 can be received by the wireless signal receiving module 26;
the button switch 34 is positioned on the door handle, and the motor current sampling circuit 21, the current signal amplification module 22, the microprocessor I23, the wired switch interface 24, the wireless switch signal interface circuit 25, the wireless signal receiving module 26, the 3.3V voltage stabilizing circuit 27, the 5V voltage stabilizing circuit 28, the power interface 29, the direct current motor driving circuit 30 and the motor interface 31 are arranged between the door frame and the hinge and are close to the hinge; the wired switch interface 24, the wireless signal transmitting module 32, the microprocessor II33, the rechargeable battery 35 and the wireless charging receiving module 36 are installed inside the door and close to the door handle, wherein the rechargeable battery 35 is located inside the intelligent lock body to provide power for the intelligent lock, the microprocessor II33 is powered by the rechargeable battery 35, and the wired switch interface 24 is reserved for user selection; the door frame is provided with a panel I, the side surface of the intelligent lock is provided with a panel II, the panel I and the panel II after the door is closed are opposite, parallel and close to each other and are not in contact with each other, the induction coil of the wireless charging transmitting module 37 is arranged in the middle of the panel I, and the induction coil of the wireless charging receiving module 36 is arranged in the middle of the panel II, so that the rechargeable battery 35 can be charged wirelessly; in order to avoid the situation that the rechargeable battery 35 is dead, a wireless charging technology is applied, when the door is closed, the two panels are in a face-to-face close-range state, wireless charging between the two panels is carried out at the moment, and when the door is opened, the two panels are staggered, and the charging process is stopped. When the button switch 34 sends a locking or unlocking signal, the microprocessor II33, the wireless signal transmitting module 32, the wireless signal receiving module 26, the wireless switch signal interface circuit 25, the microprocessor I23, the direct current motor driving circuit 30, the motor interface 31 and the motor 2 are sequentially connected to enable the motor 2 to rotate forwards or backwards.
The button switch 34 can be positioned on an indoor wall surface or an indoor door frame, and the power supply of the button switch 34 is a round button battery; the rechargeable battery 35 is a lithium battery; and the panel I and the panel II are both metal panels and have the same size.
The novel electric parking door hinge is arranged on a door frame, is used for parking at any angle position of a door, is driven by a 9V micro direct current motor and comprises a power transmission part, a roller mechanism, a parking mechanism and a hinge part, wherein the power transmission part comprises a motor frame 1, a motor 2, a coupler 3, a ball screw nut 4, a ball screw 5, a plurality of gaskets I6 and a wired switch positioned on a door handle, the ball screw nut 4 is matched with the ball screw 5, the motor 2 is arranged on the motor frame 1, the model of the motor 2 is IG220104-201M1R, DC9V and 1937 S.Y.Taiwan, the coupler 3 comprises a hexagonal rod and an inner hexagonal cylinder which are mutually matched in a sliding manner, one end of the hexagonal rod is connected with a shaft of the motor 2, the other end of the hexagonal rod is inserted into one end of the inner hexagonal cylinder to form a sliding connection, and the other end of the inner hexagonal cylinder is connected with the tail end; the roller mechanism comprises a roller connector 7, a roller 8 and a shaft pin 9, the roller 8 is arranged at one end of the roller connector 7 through the shaft pin 9, and the other end of the roller connector 7 is connected with the top end of the ball screw rod 5 through a gasket I6; the parking mechanism comprises a trapezoidal sliding block 10, a brake block assembly 11, a roller groove 12 and a sliding block groove 13 which are connected with each other, wherein a spring is arranged in the rebound device, the roller 8 is matched with the roller groove 12, and the trapezoidal sliding block 10 is matched with the sliding block groove 13; the hinge part comprises a hinge main body 14, a door frame fixing plate 15, a hinge main body fixing plate 16, a hinge mandrel 17, a ball bearing 18, a hinge leaf 19 and a gasket II20, wherein the hinge leaf 19 is provided with a mandrel sleeve, the mandrel sleeve is matched with the hinge mandrel 17, a through hole is formed in the lower end face of the hinge main body 14, a ball screw nut 4 is fixed at the through hole, and the motor frame 1 is installed on the outer side of the through hole, so that the motor frame 1, the motor 2, the coupler 3, the ball screw nut 4, the ball screw rod 5, the gasket I6, the roller connector 7 and the roller 8 are in a line; the roller groove 12 is arranged on the upper portion of the inner side wall of the hinge main body 14, the slider groove 13 is arranged in the hinge main body 14 and is opposite to the roller groove 12, when the roller 8 is pushed to the inclined surface of the trapezoidal slider 10 with the rebounding device from the position between the roller groove 12 and the slider groove 13, the spring force in the rebounding device can be overcome, the brake block in the brake block assembly 11 is driven to clamp the spindle sleeve of the hinge block 19, and the door is parked. The rear end of a ball screw nut 4 in the power transmission part is provided with a rectangular boss which is arranged on the outer side of a through hole on the lower end surface of the hinge main body 14; two rollers 8 in the roller mechanism are connected in parallel; the brake pad of the brake pad assembly 11 in the parking mechanism is a cylindrical surface, and the curvature radius of the cylindrical surface is the same as that of the side surface of the spindle sleeve of the hinge leaf 19; the spring coefficient of the spring of the rebound device in the parking mechanism is 50N/mm.
When the brake disc is used, the brake disc in the brake disc assembly 11 is separated from the hinge mandrel 17 in a normal state, when the motor 2 rotates forwards for an angle, the hexagonal rod of the coupling 3 rotates forwards for an angle, the hexagonal rod drives the inner hexagonal cylinder to rotate forwards for an angle, the inner hexagonal cylinder drives the ball screw rod 5 to rotate forwards for an angle, because the ball screw nut 4 is fixed with the hinge main body 14, the ball screw 5 drives the hexagonal rod and the inner hexagonal cylinder in the coupler 3 to generate a small sliding displacement in the direction of mutually pulling apart, the displacement is enough to enable the roller 8 of the roller connector 7 at the top end of the ball screw rod 5 to prop against the inclined plane of the trapezoidal sliding block 10, so that the trapezoidal sliding block 10 overcomes the spring force in the rebounding device, drives the brake pad in the brake pad assembly 11 until the spindle sleeve of the hinge leaf 19 is held tightly, the parking of the door is realized, and the parking function of any angle position of the hinge leaf 19 can be achieved; when the motor 2 stops rotating, the roller 8 still supports against the inclined plane of the trapezoidal sliding block 10 due to the axial self-locking action of the ball screw nut 4 and the ball screw 5, and the door keeps locked and stops; when the motor 2 rotates reversely by an angle, the ball screw 5 is driven to rotate reversely by an angle, so that the ball screw 5 drives the hexagonal rod and the inner hexagonal cylinder in the coupler 3 to generate a small sliding displacement back towards the mutually inserting direction, the roller 8 is separated from the inclined plane of the trapezoidal sliding block 10, the trapezoidal sliding block 10 returns under the action of the spring force in the rebounding device, the brake pad in the brake pad assembly 11 is separated from the spindle sleeve of the hinge leaf 19, and the door is unlocked and freely opened and closed.
The invention takes the relative movement relationship between the door body and the door frame into consideration in specific application, introduces a wireless remote control and wireless charging control circuit, does not need a wired switch at the moment, uses wired or wireless, and is selected by users in different use occasions.
A control circuit of a novel electric parking door hinge is matched with an intelligent lock with an identification head for use, the intelligent lock is arranged on a door and comprises a motor current sampling circuit 21, a current signal amplification module 22, a microprocessor I23, a wired switch interface 24, a wireless switch signal interface circuit 25, a wireless signal receiving module 26, a 3.3V voltage stabilizing circuit 27, a 5V voltage stabilizing circuit 28, a power interface 29, a direct current motor driving circuit 30, a motor interface 31, a wireless signal transmitting module 32, a microprocessor II33, a button switch 34, a rechargeable battery 35, a wireless charging receiving module 36, a wireless charging transmitting module 37, a power adapter 38 and a standby charging power module 39, the power interface 29 obtains 9V power voltage, the connection described by the invention comprises wire connection, signal connection and other associated connection, the motor current sampling circuit 21, the current signal amplification module 22 and the microprocessor I23 are sequentially connected, the power interface 29, the 5V voltage stabilizing circuit 28, the 3.3V voltage stabilizing circuit 27 and the microprocessor I23 are sequentially connected, the motor interface 31, the direct current motor driving circuit 30 and the microprocessor I23 are sequentially connected, the wireless signal receiving module 26, the wireless switch signal interface circuit 25 and the microprocessor I23 are sequentially connected, and the wired switch interface 24 is connected with the microprocessor I23; the wireless signal transmitting module 32, the microprocessor II33, the rechargeable battery 35, the wireless charging receiving module 36, the wireless charging transmitting module 37, the power adapter 38, the standby charging power module 39 and the power interface 29 are sequentially connected, and the button switch 34 is connected with the microprocessor II 33; the wireless signal transmitting module 32 is in signal connection with the wireless signal receiving module 26, and a signal sent by the wireless signal transmitting module 32 can be received by the wireless signal receiving module 26;
the button switch 34 is positioned on the door handle, and the motor current sampling circuit 21, the current signal amplification module 22, the microprocessor I23, the wired switch door 24, the wireless switch signal interface circuit 25, the wireless signal receiving module 26, the 3.3V voltage stabilizing circuit 27, the 5V voltage stabilizing circuit 28, the power interface 29, the direct current motor driving circuit 30 and the motor interface 31 are arranged between the door frame and the hinge and are close to the hinge; the wired switch interface 24, the wireless signal transmitting module 32, the microprocessor II33, the rechargeable battery 35 and the wireless charging receiving module 36 are installed inside the door and close to the door handle, wherein the rechargeable battery 35 is located inside the intelligent lock body to provide power for the intelligent lock, the microprocessor II33 is powered by the rechargeable battery 35, and the wired switch interface 24 is reserved for user selection; the door frame is provided with a panel I, the side surface of the intelligent lock is provided with a panel II, the panel I and the panel II are just opposite to each other and are close to each other in parallel and are not in contact with each other after the door is closed, the induction coil of the wireless charging transmitting module 37 is arranged in the middle of the panel I, and the induction coil of the wireless charging receiving module 36 is arranged in the middle of the panel II, so that the rechargeable battery 35 can be charged wirelessly; in order to avoid the situation that the rechargeable battery 35 is dead, a wireless charging technology is applied, when the door is closed, the two panels are in a close-range state face to face, wireless charging between the two panels is carried out at the moment, and when the door is opened, the two panels are staggered, and the charging process is stopped. When the button switch 34 sends a locking or unlocking signal, the microprocessor II33, the wireless signal transmitting module 32, the wireless signal receiving module 26, the wireless switch signal interface circuit 25, the microprocessor I23, the direct current motor driving circuit 30, the motor interface 31 and the motor 2 are sequentially connected to enable the motor 2 to rotate forwards or backwards.
Principle of wireless charging of the rechargeable battery 35: the wireless charging transmitting module 37 adopts an electromagnetic induction type wireless charging technology, a frequency conversion circuit is arranged in the wireless charging transmitting module 37, a direct current power supply is converted into alternating current with periodic change, a coil of the wireless charging transmitting module 37 generates a magnetic field with periodic change, the magnetic field generates induced electromotive force to a coil in a nearby wireless charging receiving module 36, the electromotive force also changes along with the current period in the wireless charging transmitting module 37, the current generated by the induced electromotive force is converted into direct current which accords with the lithium battery charging standard through a rectifying circuit in the wireless charging receiving module 36, the lithium battery is charged, and the wireless charging of the rechargeable battery 35 is completed.
The button switch 34 can be positioned on an indoor wall surface or an indoor door frame, and the power supply of the button switch 34 is a round button battery; the rechargeable battery 35 is a lithium battery; and the panel I and the panel II are both metal panels and have the same size.
The invention relates to a singlechip control technology, which combines a wireless charging technology and a wireless remote control technology to judge electric signals generated by a button switch 34 and a motor current sampling circuit 21 so as to control the rotation of a motor 2 and perform corresponding door locking and loosening. When the button switch 34 is pressed, the motor 2 rotates forwards, namely, the locking action is performed, meanwhile, the motor current sampling circuit 21 samples the current of the driving motor 2, the sampled current signal is amplified by the current signal amplification module 22 and is identified by an analog-to-digital conversion pin of the single chip computer, and when the current is larger than a specific value, the motor 2 is judged to rotate to a specified position, which indicates that the door is locked and stopped. When the button switch 34 is pressed once again, the motor 2 rotates reversely, and the door is unlocked and freely opened and closed. When the intelligent lock is used, a finger is placed on the identification head of the intelligent lock, after the verification is successful, the bolt is retracted, the door is opened to a certain angle, the button switch 34 is pressed, the microprocessor II33 transmits a wireless signal, and after the signal is transmitted to the microprocessor I23, the motor 2 is driven to rotate positively to lock the door and stop the door; once again, the button switch 34 is pressed, the motor 2 rotates in reverse, and the door is unlocked and freely opened and closed. For users using wired signals, the motor 2 is driven to rotate forwards or backwards directly by the wired switch of the wired switch interface 24 through the microprocessor I.
The above embodiments are merely preferred embodiments of the present invention, which are not intended to limit the scope of the present invention, and various changes may be made in the above embodiments of the present invention. All simple and equivalent changes and modifications made according to the claims and the content of the specification of the present application fall within the scope of the claims of the present patent application. The invention has not been described in detail in order to avoid obscuring the invention.
Claims (4)
1. A control circuit of a novel electric parking door hinge is driven by a 9V micro direct current motor and comprises a power transmission part, a roller mechanism, a parking mechanism and a hinge part, wherein the power transmission part comprises a motor frame (1), a motor (2), a coupler (3), a ball screw nut (4), a ball screw rod (5) and a plurality of gaskets I (6), the ball screw nut (4) is matched with the ball screw rod (5), the coupler (3) comprises a hexagonal rod and an inner hexagonal cylinder which are in sliding fit with each other, one end of the hexagonal rod is connected with a motor (2) shaft, the other end of the hexagonal rod is inserted into one end of the inner hexagonal cylinder to form sliding connection, and the other end of the inner hexagonal cylinder is connected with the tail end of the ball screw rod (5); the roller mechanism comprises a roller connector (7), a roller (8) and a shaft pin (9), the roller (8) is installed at one end of the roller connector (7) through the shaft pin (9), and the other end of the roller connector (7) is connected with the top end of the ball screw rod (5) through a gasket I (6); the parking mechanism comprises a trapezoidal sliding block (10) with a rebound device, a brake block assembly (11), a roller groove (12) and a sliding block groove (13) which are connected with each other, a roller (8) is matched with the roller groove (12), and the trapezoidal sliding block (10) is matched with the sliding block groove (13); the hinge part comprises a hinge main body (14), a door frame fixing plate (15), a hinge main body fixing plate (16), a hinge mandrel (17), a ball bearing (18), a hinge leaf (19) and a gasket II (20), the hinge leaf (19) is provided with a mandrel sleeve, a through hole is formed in the lower end face of the hinge main body (14), a ball screw nut (4) is fixed at the through hole, and a motor frame (1) is installed on the outer side of the through hole, so that the motor frame (1), a motor (2), a coupler (3), the ball screw nut (4), the ball screw rod (5), the gasket I (6), a roller connector (7) and a roller (8) are in a line; the roller groove (12) is arranged on the upper portion of the inner side wall of the hinge main body (14), the slider groove (13) is arranged in the hinge main body (14) and is opposite to the roller groove (12), and when the roller (8) is pushed to the inclined surface of the trapezoidal slider (10) with the rebounding device from the position between the roller groove (12) and the slider groove (13), the spring force in the rebounding device can be overcome, the brake block in the brake block assembly (11) is driven to tightly hold the spindle sleeve of the hinge leaf (19), and the parking of the door is realized; the rear end of a ball screw nut (4) in the power transmission part is provided with a rectangular boss which is arranged on the outer side of a through hole on the lower end surface of the hinge main body (14); two rollers (8) in the roller mechanism are connected in parallel; the brake pad of the brake pad assembly (11) in the parking mechanism is a cylindrical surface, and the curvature radius of the cylindrical surface is the same as that of the side surface of the spindle sleeve of the hinge leaf (19); the elastic coefficient of a spring of a rebound device in the parking mechanism is 50N/mm;
a control circuit of a novel electric parking door hinge is matched with an intelligent lock with an identification head for use, the intelligent lock is installed on a door and comprises a motor current sampling circuit (21), a current signal amplification module (22), a microprocessor I (23), a wired switch interface (24), a wireless switch signal interface circuit (25), a wireless signal receiving module (26), a 3.3V voltage stabilizing circuit (27), a 5V voltage stabilizing circuit (28), a power interface (29), a direct current motor driving circuit (30), a motor interface (31), a wireless signal transmitting module (32), a microprocessor II (33), a button switch (34), a rechargeable battery (35), a wireless charging receiving module (36), a wireless charging transmitting module (37), a power adapter (38) and a standby charging power module (39), the power interface (29) obtains a 9V power voltage,
the method is characterized in that: motor current sampling circuit (21), current signal amplification module (22) and microprocessor I (23) connect gradually, power source interface (29), 5V voltage stabilizing circuit (28), 3.3V voltage stabilizing circuit (27) and microprocessor I (23) connect gradually, motor interface (31), DC motor drive circuit (30) and microprocessor I (23) connect gradually, wireless signal receiving module (26), wireless switch signal interface circuit (25) and microprocessor I (23) connect gradually, wired switch interface (24) connect microprocessor I (23): the wireless signal transmitting module (32), the microprocessor II (33), the rechargeable battery (35), the wireless charging receiving module (36), the wireless charging transmitting module (37), the power adapter (38), the standby charging power module (39) and the power interface (29) are sequentially connected, and the button switch (34) is connected with the microprocessor II (33); the signal sent by the wireless signal transmitting module (32) can be received by the wireless signal receiving module (26);
the button switch (34) is positioned on the door handle, and the motor current sampling circuit (21), the current signal amplification module (22), the microprocessor I (23), the wired switch interface (24), the wireless switch signal interface circuit (25), the wireless signal receiving module (26), the 3.3V voltage stabilizing circuit (27), the 5V voltage stabilizing circuit (28), the power interface (29), the direct current motor driving circuit (30) and the motor interface (31) are arranged between the door frame and the hinge and are close to the hinge; the wired switch interface (24), the wireless signal transmitting module (32), the microprocessor II (33), the rechargeable battery (35) and the wireless charging receiving module (36) are installed inside the door and close to the door handle, wherein the rechargeable battery (35) is located inside the intelligent lock body, and the microprocessor II (33) is powered by the rechargeable battery (35); the door frame is provided with a panel I, the side surface of the intelligent lock is provided with a panel II, the panel I and the panel II are just opposite to each other and are close to each other in parallel and are not in contact with each other after the door is closed, the induction coil of the wireless charging transmitting module (37) is arranged in the middle of the panel I, and the induction coil of the wireless charging receiving module (36) is arranged in the middle of the panel II; when the button switch (34) sends a locking or unlocking signal, the button switch sequentially passes through the microprocessor II (33), the wireless signal transmitting module (32), the wireless signal receiving module (26), the wireless switch signal interface circuit (25), the microprocessor I (23), the direct current motor driving circuit (30), the motor interface (31) and the motor (2) to enable the motor (2) to rotate forwards or backwards.
2. The control circuit of the novel electric parking door hinge as claimed in claim 1, is characterized in that: the button switch (34) is positioned on an indoor wall surface or an indoor door frame, and the power supply of the button switch (34) is a round button battery.
3. The control circuit of the novel electric parking door hinge as claimed in claim 1, is characterized in that: the rechargeable battery (35) is a lithium battery.
4. The control circuit of the novel electric parking door hinge as claimed in claim 1, is characterized in that: and the panel I and the panel II are both metal panels and have the same size.
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| CN202011645691.2A CN112647798B (en) | 2020-12-30 | 2020-12-30 | Novel control circuit of electric parking door hinge |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016079579A (en) * | 2014-10-10 | 2016-05-16 | 株式会社ビートソニック | Fitting |
| CN107916862A (en) * | 2016-10-10 | 2018-04-17 | 赵芬 | Self-positioning time length point, which can be preset, enables the self-closing structure of hinge |
| CN108767941A (en) * | 2018-08-09 | 2018-11-06 | 珠海市华鼎电子科技有限公司 | Wireless charging device, intelligent door lock and system |
| CN110656836A (en) * | 2018-06-29 | 2020-01-07 | 比亚迪股份有限公司 | Door opening and closing device, door assembly and have its vehicle |
| US20200115947A1 (en) * | 2018-10-12 | 2020-04-16 | Yasemin Akgor | Sliding Door |
| CN111305654A (en) * | 2020-03-04 | 2020-06-19 | 浙江鼎立实业有限公司 | Control circuit of intelligent lock |
| CN111321963A (en) * | 2020-03-04 | 2020-06-23 | 浙江鼎立实业有限公司 | Door hinge with stopping controlled by electromagnet |
| CN111441685A (en) * | 2020-04-09 | 2020-07-24 | 智慧式有限公司 | Novel hinge for automatically controlling opening and closing of door |
-
2020
- 2020-12-30 CN CN202011645691.2A patent/CN112647798B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016079579A (en) * | 2014-10-10 | 2016-05-16 | 株式会社ビートソニック | Fitting |
| CN107916862A (en) * | 2016-10-10 | 2018-04-17 | 赵芬 | Self-positioning time length point, which can be preset, enables the self-closing structure of hinge |
| CN110656836A (en) * | 2018-06-29 | 2020-01-07 | 比亚迪股份有限公司 | Door opening and closing device, door assembly and have its vehicle |
| CN108767941A (en) * | 2018-08-09 | 2018-11-06 | 珠海市华鼎电子科技有限公司 | Wireless charging device, intelligent door lock and system |
| US20200115947A1 (en) * | 2018-10-12 | 2020-04-16 | Yasemin Akgor | Sliding Door |
| CN111305654A (en) * | 2020-03-04 | 2020-06-19 | 浙江鼎立实业有限公司 | Control circuit of intelligent lock |
| CN111321963A (en) * | 2020-03-04 | 2020-06-23 | 浙江鼎立实业有限公司 | Door hinge with stopping controlled by electromagnet |
| CN111441685A (en) * | 2020-04-09 | 2020-07-24 | 智慧式有限公司 | Novel hinge for automatically controlling opening and closing of door |
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| CN112647798B (en) | 2022-03-22 |
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Denomination of invention: A New Control Circuit for Electric Parking Door Hinge Effective date of registration: 20230807 Granted publication date: 20220322 Pledgee: Wenzhou Bank Co.,Ltd. Lishui Branch Pledgor: ZHEJIANG DINGLI INDUSTRY Co.,Ltd. Registration number: Y2023980051213 |