CN220285515U - Switch lock - Google Patents

Abstract

The application relates to a switch lock, which relates to the technical field of door locks and comprises an outer handle, an inner handle, a lock seat and a square shaft, wherein a lock bar is arranged in the lock seat in a sliding manner, the rotation of the square shaft is used for driving the lock bar to move so as to lock or unlock, and the outer handle and the inner handle are respectively positioned at two sides of the lock seat; one end of the square shaft is clamped with a control seat, the other end of the square shaft is clamped with an inner handle, the control seat is rotationally connected with an outer handle, one end of the square shaft, which is far away from the inner handle, is clamped with a lock cylinder, and a lock groove for inserting a key is formed in the lock cylinder; the outer handle is provided with a driving piece, the outer handle is provided with a coded lock disc, the coded lock disc is electrically connected with the driving piece, the outer handle is provided with a positioning mechanism in a sliding manner, and the driving piece is used for driving the positioning mechanism to slide so as to limit the outer handle and the control seat to rotate relatively. The cooperation of each part in this application for the locking or the unblock of switch lock can be realized through key or password mode, avoids appearing the switch lock and loses efficacy to the condition that is difficult to normal application because of the electric power is not enough.

Description

Switch lock

Technical Field

The application relates to the field of door lock technology, in particular to a switch lock.

Background

The switch lock is an indispensable anti-theft tool in daily life of people, and along with the continuous development of electronic information technology, the intelligent electronic lock is increasingly widely applied in buildings. The common intelligent electronic lock comprises an inner handle, an outer handle and a lock seat, wherein the lock seat is arranged between the outer handle and the inner handle and is arranged on a door body, a lock bar is arranged in the lock seat in a sliding manner, the inner handle is arranged indoors, the outer handle is arranged outdoors, and a coded lock disc and an electric driving piece are arranged on the outer handle; when a user needs to enter the room from the outside, the correct password is input through the password lock disc, after the password is input completely and correctly, the electric driving part receives a signal to unlock the locking bar, at the moment, the user rotates the outer handle to drive the locking bar to move, and the locking is unlocked by opening and closing the lock, so that the user can enter the room from the outside.

The application of the intelligent electronic lock greatly improves the convenience of a user when the user uses the switch lock, but because the cooperation of the coded lock disc and the electric drive part is carried out by means of electric power, when the electric power of the switch lock is exhausted or insufficient, the switch lock fails and cannot be normally used, so that the user is difficult to enter a room, and inconvenience is caused to the user.

Disclosure of Invention

In order to solve the problems in the prior art, the present application provides a switch lock.

The switch lock provided by the application adopts the following technical scheme:

the switch lock comprises an outer handle, an inner handle, a lock seat and a square shaft, wherein a lock bar is arranged in the lock seat in a sliding manner, the square shaft rotates to drive the lock bar to move so as to lock or unlock, and the outer handle and the inner handle are respectively positioned at two sides of the lock seat; one end of the square shaft is clamped with a control seat, the other end of the square shaft is clamped with an inner handle, the control seat is rotationally connected with an outer handle, one end of the square shaft, which is far away from the inner handle, is clamped with a lock cylinder, and a lock groove for inserting a key is formed in the lock cylinder; the outer handle is provided with a driving piece, the outer handle is provided with a coded lock disc, the coded lock disc is electrically connected with the driving piece, the outer handle is provided with a positioning mechanism in a sliding manner, and the driving piece is used for driving the positioning mechanism to slide so as to limit the outer handle and the control seat to rotate relatively.

By adopting the technical scheme, when the switch lock is used, the lock seat is positioned between the outer handle and the inner handle and is arranged on the door body, the outer handle is arranged outdoors, the inner handle is arranged indoors, when the switch lock is in a locking state, a user rotates the inner handle indoors to drive the square shaft to rotate, so that the movement of the lock bar is realized, the locking is released, and the user can conveniently control the switch lock indoors; when the user is outdoors, if the password/password input error on the password lock disk is not pressed or a key is not used, the outer handle is rotated at the moment, the outer handle and the control seat rotate relatively, and the square shaft cannot be driven to rotate by the rotation of the outer handle, so that the switch lock is still in a locking state; when a user needs to unlock outdoors, the coded lock disc is pressed to input a correct code, when the code is input correctly, the driving piece receives a signal and drives the positioning mechanism to slide, the sliding of the positioning mechanism limits the outer handle and the control seat to rotate relatively, and at the moment, the outer handle is rotated to drive the control seat to rotate together, so that the square shaft is driven to rotate, and the locking strip is driven to move to unlock; when the driving piece and/or the coded lock disc are powered off, a user can unlock through a key, the key is inserted into the lock cylinder to drive the lock cylinder to rotate, and the rotation of the lock cylinder drives the control seat to rotate, so that the square shaft is driven to rotate to unlock; the cooperation of each part of above-mentioned in-process for the locking or the unblock of switch lock accessible key or password mode realization switch lock even when the switch lock is in the long-term in-process of using, and the condition that the electric power is spent or the electric power is insufficient appears in driving piece and/or trick lock dish, and the user still can realize the switch lock through the key, and then improves the convenience in the user's use, avoids appearing the switch lock and loses efficacy to the condition that is difficult to normal application because of the electric power is insufficient.

Optionally, be provided with the spacing seat in the passageway, the locating pin is smooth to be located in the spacing seat, be provided with the limiting plate on the spacing seat, be provided with the solid fixed ring on the locating pin, gu the fixed ring is located the limiting plate is close to one side of control seat.

Through adopting above-mentioned technical scheme, limiting plate is arranged in the spacing seat and is used for controlling the sliding range of locating pin, and the slip of locating pin drives solid fixed ring and removes, and when gu fixed ring moved to with the limiting plate butt, the locating pin can't continue to slide, and the locating pin tip is not in the locating hole this moment, and is arranged in the spacing seat, avoids the locating pin to break away from with outer handle at the in-process that removes from this, further improves the stability of locating pin removal in-process.

Optionally, the positioning mechanism includes a positioning pin, a channel for sliding the positioning pin is provided on the outer handle, a positioning hole is provided on the control seat, and an end portion of the positioning pin can be inserted into the positioning hole through the channel.

By adopting the technical scheme, the operation of the driving piece is used for driving the end part of the locating pin to slide in the channel, when the end part of the locating pin is inserted into the locating hole, the locating pin completes the connection between the control seat and the outer handle, and at the moment, the outer handle is rotated to drive the control seat to rotate so as to realize unlocking; when the switch lock needs to be locked, the driving piece drives the positioning pin to reset, the end part of the positioning pin is positioned in the channel and is not connected with the positioning hole, and at the moment, the control seat cannot be driven to rotate by rotating the outer handle.

Optionally, the driving piece comprises a driving motor arranged in the outer handle, an eccentric wheel is fixed on an output shaft of the driving motor, and the end part of the positioning pin is abutted with the eccentric wheel; and a reset spring is arranged in the limiting seat, one side of the reset spring is abutted with the fixed ring, and the other side of the reset spring is abutted with the outer handle.

By adopting the technical scheme, the motion of the driving motor is used for driving the eccentric wheel to rotate, and the eccentric rotation of the eccentric wheel drives the positioning pin to move, so that the positioning pin can be inserted into the positioning hole to limit the relative rotation of the outer handle and the control seat, and the reset spring is in a compressed state at the moment; when the switch lock needs to be locked, the driving motor reversely rotates, the elastic force of the reset spring pushes the fixing ring to move, and then the end part of the positioning pin is driven to be far away from the positioning hole.

Optionally, the reset spring is sleeved on the positioning pin.

By adopting the technical scheme, the reset spring is sleeved on the locating pin, so that the stability of the reset spring in the compression and rebound processes is improved, and the reset spring is prevented from winding or misplacement.

Optionally, a rotation limiting block is disposed on the outer handle, and the cam can rotate to abut against the rotation limiting block.

Through adopting above-mentioned technical scheme, the spacing seat is used for restricting the rotation scope of cam, and when the cam rotated to with limit commentaries on classics piece butt, the syntropy rotation of cam was restricted, and driving motor stops the operation this moment to prevent that the cam from rotating excessively, in order to realize the accurate control to the locating pin.

Optionally, an outer mounting seat is arranged between the outer handle and the lock seat, the outer mounting seat is rotationally connected with the square shaft, a torsion spring is arranged on the outer handle, one end of the torsion spring is fixedly connected with the outer handle, and the other end of the torsion spring is fixedly connected with the outer mounting seat.

Through adopting above-mentioned technical scheme, outer mount pad is used for being fixed in on the building, and the rotation of outer handle makes torsional spring distortion, and when external force was not applyed to outer handle department, the effect of torsional spring drove outer handle and resets, the locating pin of being convenient for from this is docked with the locating hole, avoids the motion of outer handle to drive the locating hole and keep away from, and causes the difficulty to the butt joint of locating pin and locating hole.

Optionally, a control button is disposed on the inner handle, and the control button is electrically connected with the driving member.

Through adopting above-mentioned technical scheme, when being used for being located indoor, press the control button, the control button is connected with the driving piece electricity, even someone presses the trick lock dish outside this moment, the trick lock dish still can't drive motor operation, improves the holistic security of switch lock from this, avoids user's password to leak and causes other people to realize the purpose of unblanking from outdoor.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the switch lock can be locked or unlocked through a key or a password, and even if the drive piece and/or the password lock disc are/is in power exhaustion or power shortage in the long-term use process of the switch lock, a user can still realize the switch lock through the key, so that convenience in the use process of the user is improved, and the situation that the switch lock is invalid due to power shortage and is difficult to normally use is avoided;

2. when the lock is used for being located indoors, the control button is pressed, the control button is electrically connected with the driving piece, and at the moment, even if someone presses the coded lock disc outdoors, the coded lock disc still cannot drive the motor to operate, so that the overall safety of the switch lock is improved, and the unlocking purpose of the other person from outdoors caused by leakage of a user code is avoided.

Drawings

FIG. 1 is a schematic view of the overall structure of a switch lock according to an embodiment of the present application;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a cross-sectional view of FIG. 1 at another angle, primarily for illustrating the structure of the rotation limiting block;

fig. 5 is an enlarged view of a portion B in fig. 2.

Reference numerals illustrate: 1. an outer handle; 2. an inner handle; 3. a lock base; 4. a square shaft; 5. a locking bar; 6. a control base; 7. a lock core; 8. a locking groove; 9. a driving member; 91. a driving motor; 92. an eccentric wheel; 93. a return spring; 10. coded lock disc; 11. a positioning mechanism; 111. a positioning pin; 112. positioning holes; 12. a channel; 13. a limit seat; 14. a limiting plate; 15. a fixing ring; 16. a rotation limiting block; 17. an outer mounting base; 19. a torsion spring; 20. a control knob; 21. an outer sheath; 22. an inner sheath.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-5.

The embodiment of the application discloses a switch lock. Referring to fig. 1 and 2, the switch lock comprises an outer handle 1, an inner handle 2, a lock seat 3 and a square shaft 4, wherein a lock bar 5 is arranged in the lock seat 3 in a sliding manner, the square shaft 4 rotates to drive the lock bar 5 to move for locking or unlocking, and the outer handle 1 and the inner handle 2 are respectively positioned at two sides of the lock seat 3; referring to fig. 2 and 3, one end of the square shaft 4 is clamped with a control seat 6, the other end of the square shaft is clamped with the inner handle 2, the control seat 6 is rotationally connected with the outer handle 1, one end of the square shaft 4, which is far away from the inner handle 2, is clamped with a lock cylinder 7, and a lock groove 8 for inserting a key is formed in the lock cylinder 7; the outer handle 1 is provided with a driving piece 9, the outer handle 1 is provided with a coded lock disk 10, the coded lock disk 10 is electrically connected with the driving piece 9, the outer handle 1 is provided with a positioning mechanism 11 in a sliding mode, and the driving piece 9 is used for driving the positioning mechanism 11 to slide so as to limit the outer handle 1 and the control seat 6 to rotate relatively.

Referring to fig. 3 and 4, the outer handle 1 is provided with an outer sheath 21, the inner handle 2 is provided with an inner sheath 22, the driving member 9 comprises a driving motor 91 arranged on the outer handle 1, the driving motor 91 is positioned in the outer sheath 21, an eccentric wheel 92 is fixed on an output shaft of the driving motor 91, and a rotation limiting block 16 for limiting the rotation range of the eccentric wheel 92 is fixed on the outer handle 1; referring to fig. 2 and 3, the positioning mechanism 11 includes a positioning pin 111, a channel 12 for sliding the positioning pin 111 is provided on the outer handle 1, a limiting seat 13 is provided in the channel 12, the positioning pin 111 is slidably provided in the limiting seat 13, a limiting plate 14 is integrally formed on the limiting seat 13, a fixing ring 15 is integrally formed on the positioning pin 111, the fixing ring 15 is located on one side of the limiting plate 14 close to the control seat 6, and a positioning hole 112 for inserting the end of the positioning pin 111 is provided on the control seat 6; the positioning pin 111 is sleeved with a return spring 93, one side of the return spring 93 is abutted against the fixed ring 15, and the other side is abutted against the outer handle 1.

The motion of the driving motor 91 is used for driving the eccentric wheel 92 to rotate, the eccentric rotation of the eccentric wheel 92 drives the positioning pin 111 to move, when the cam rotates to be in abutting connection with the rotation limiting block 16, the same-direction rotation of the cam is limited, at the moment, the driving motor 91 stops operating, the end part of the positioning pin 111 is inserted into the positioning hole 112, the positioning pin 111 completes the connection between the control seat 6 and the outer handle 1 so as to limit the relative rotation of the outer handle 1 and the control seat 6, and the reset spring 93 is in a compressed state at the moment; when the switch lock needs to be locked, the driving motor 91 rotates reversely, the elastic force of the reset spring 93 pushes the fixed ring 15 to move, and the end part of the positioning pin 111 is further driven to be far away from the positioning hole 112; the limiting plate 14 in the limiting seat 13 is used for controlling the sliding range of the positioning pin 111, the sliding of the positioning pin 111 drives the fixed ring 15 to move, when the fixed ring 15 moves to be in abutting contact with the limiting plate 14, the positioning pin 111 cannot slide continuously, and at the moment, the end part of the positioning pin 111 is not positioned in the positioning hole 112 but positioned in the limiting seat 13, so that the positioning pin 111 is prevented from being separated from the outer handle 1 in the moving process.

Referring to fig. 1 and 5, an outer mounting seat 17 is arranged between an outer handle 1 and a lock seat 3, the outer mounting seat 17 is rotationally connected with a square shaft 4, a torsion spring 19 is sleeved on the outer handle 1, one end of the torsion spring 19 is fixedly connected with the outer handle 1, and the other end of the torsion spring 19 is fixedly connected with the outer mounting seat 17; the outer mounting seat 17 is used for being fixed on a building, the torsion spring 19 is distorted by the rotation of the outer handle 1, when no external force is applied to the outer handle 1, the action of the torsion spring 19 drives the outer handle 1 to reset, so that the positioning pin 111 is conveniently in butt joint with the positioning hole 112, and the situation that the positioning hole 112 is far away by the movement of the outer handle 1, and the butt joint of the positioning pin 111 and the positioning hole 112 is difficult is avoided.

Referring to fig. 2, the inner handle 2 is provided with a control knob 20, and the control knob 20 is electrically connected with the driving member 9; when the control button 20 is pressed when the combination lock is used for being positioned indoors, the control button 20 is electrically connected with the driving piece 9, and at the moment, even if someone presses the combination lock disc 10 outdoors, the combination lock disc 10 still cannot drive the motor 91 to operate, so that the safety of the whole switch lock is improved.

The implementation principle of the switch lock in the embodiment of the application is as follows: when the switch lock is used, the lock seat 3 is positioned between the outer handle 1 and the inner handle 2 and is arranged on the door body, the outer handle 1 is arranged outdoors, the inner handle 2 is arranged indoors, when the switch lock is in a locking state, a user rotates the inner handle 2 indoors to drive the square shaft 4 to rotate, so that the movement of the lock bar 5 is realized, the locking is released, and the user can conveniently control the switch lock indoors; when the user is outdoors, if the password/password input error on the coded lock disk 10 is not pressed or a key is not used, the outer handle 1 is rotated, the outer handle 1 and the control seat 6 rotate relatively, and the square shaft 4 cannot be driven to rotate by the rotation of the outer handle 1, so that the switch lock is still in a locking state; when a user needs to unlock outdoors, the coded lock disk 10 is pressed to input a correct code, when the code is input correctly, the motion of the driving motor 91 is used for driving the eccentric wheel 92 to rotate, and the eccentric rotation of the eccentric wheel 92 drives the positioning pin 111 to move, so that the positioning pin 111 can be inserted into the positioning hole 112 to limit the relative rotation of the outer handle 1 and the control seat 6, and at the moment, the outer handle 1 is rotated to drive the control seat 6 to rotate together, and then the square shaft 4 is driven to rotate, so that the locking bar 5 is driven to move to unlock; when the driving piece 9 and/or the coded lock disk 10 are powered off, a user can unlock through a key, the key is inserted into the lock cylinder 7 to drive the lock cylinder 7 to rotate, and the rotation of the lock cylinder 7 drives the control seat 6 to rotate, so that the square shaft 4 is driven to rotate to unlock; the cooperation of each part in the process can enable the switch lock to be locked or unlocked through a key or a password mode, even if the switch lock is used for a long time, when the driving piece 9 and/or the password lock disc 10 is in the condition of power exhaustion or power shortage, a user can still realize the switch lock through the key, so that convenience in the use process of the user is improved, and the condition that the switch lock is invalid due to the power shortage and is difficult to normally use is avoided.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (8)

1. A switch lock, characterized in that: the lock comprises an outer handle (1), an inner handle (2), a lock seat (3) and a square shaft (4), wherein a lock bar (5) is arranged in the lock seat (3) in a sliding manner, the square shaft (4) is rotated to drive the lock bar (5) to move so as to lock or unlock, and the outer handle (1) and the inner handle (2) are respectively positioned at two sides of the lock seat (3); one end of the square shaft (4) is clamped with a control seat (6), the other end of the square shaft is clamped with the inner handle (2), the control seat (6) is rotationally connected with the outer handle (1), one end of the square shaft (4) away from the inner handle (2) is clamped with a lock cylinder (7), and a lock groove (8) for a key to be inserted is formed in the lock cylinder (7); be provided with driving piece (9) on outer handle (1), be provided with trick lock dish (10) on outer handle (1), trick lock dish (10) with driving piece (9) electricity is connected, outer handle (1) is gone up to slide and is equipped with positioning mechanism (11), driving piece (9) are used for the drive positioning mechanism (11) slip in order to restrict outer handle (1) with control seat (6) take place relative rotation.

2. A switch lock as defined in claim 1, wherein: the positioning mechanism (11) comprises a positioning pin (111), a channel (12) for sliding the positioning pin (111) is formed in the outer handle (1), a positioning hole (112) is formed in the control seat (6), and the end part of the positioning pin (111) can be inserted into the positioning hole (112) through the channel (12).

3. A switch lock as claimed in claim 2, wherein: be provided with spacing seat (13) in passageway (12), locating pin (111) are smooth to be located in spacing seat (13), be provided with limiting plate (14) on spacing seat (13), be provided with solid fixed ring (15) on locating pin (111), gu fixed ring (15) are located limiting plate (14) are close to one side of control seat (6).

4. A switch lock as claimed in claim 3, wherein: the driving piece (9) comprises a driving motor (91) arranged in the outer handle (1), an eccentric wheel (92) is fixed on an output shaft of the driving motor (91), and the end part of the positioning pin (111) is abutted with the eccentric wheel (92); a reset spring (93) is arranged in the limiting seat (13), one side of the reset spring (93) is abutted with the fixed ring (15), and the other side of the reset spring is abutted with the outer handle (1).

5. A switch lock as defined in claim 4, wherein: the reset spring (93) is sleeved on the positioning pin (111).

6. A switch lock as defined in claim 4, wherein: the outer handle (1) is provided with a rotation limiting block (16), and the cam can rotate to be abutted with the rotation limiting block (16).

7. A switch lock as claimed in claim 2, wherein: an outer mounting seat (17) is arranged between the outer handle (1) and the lock seat (3), the outer mounting seat (17) is rotationally connected with the square shaft (4), a torsion spring (19) is arranged on the outer handle (1), one end of the torsion spring (19) is fixedly connected with the outer handle (1), and the other end of the torsion spring is fixedly connected with the outer mounting seat (17).

8. A switch lock as defined in claim 1, wherein: the inner handle (2) is provided with a control button (20), and the control button (20) is electrically connected with the driving piece (9).