CN223459231U - A lock that can be unlocked both mechanically and electronically - Google Patents

Abstract

A lock head capable of being mechanically unlocked and electronically unlocked. The utility model aims to solve the problem that users who are used to an electric lock or a mechanical lock are inconvenient to use when the lock is provided for unspecified users or shared by multiple users in the prior art. The technical scheme includes that lock shell, lock core drive gear, actuating lever, locking lever, the characteristic still includes motor driver and sliding block, the locking lever comprises locking lever anterior segment, locking lever back end and pressure spring, locking lever anterior segment and locking lever back end and lock shell sliding fit, the locking lever back end is equipped with the slot hole spout, be equipped with the spring loop bar at slot hole spout rear side on the locking lever back end, locking lever anterior segment is equipped with convex locking lever slider and receives the push pedal, locking lever slider sliding fit is in the slot hole spout, the pressure spring overlaps on the spring loop bar and is propping against locking lever slider, motor driver fixes on the lock shell, sliding block sliding fit is on the lock shell, the last actuating screw of motor driver makes threaded fit with the sliding block, the sliding block makes the promotion cooperation with the push pedal of locking lever anterior segment.

Description

Lock head capable of being mechanically unlocked and electronically unlocked

Technical Field

The utility model relates to a door lock, in particular to a lock which can be opened and closed mechanically and opened and closed electrically. It is suitable for use as lock head of rolling door, automobile door, etc.

Background

Currently, the lock heads commonly used, in particular to a rolling gate lock head or an automobile door lock head, are provided with a mechanical lock head which is opened and closed by a key, an electric lock head which is opened and closed by a remote controller, and an anti-theft lock head which is opened and closed by a remote controller and is required to remotely control an electric release lock rod buckle before unlocking by the key. Because a rolling door lock or an automobile door lock is often provided for users with unspecified society, and a rolling door lock or an automobile door lock is often shared by a plurality of users, the use habits of each user are different, users who are used to use the electric lock feel inconvenient when the mechanical lock is installed, users who are used to use the mechanical lock feel inconvenient when the electric lock is installed, and users who are used to use the mechanical lock feel inconvenient when the anti-theft lock is installed, and because two operations of a key and a remote control are necessary, the control program is complex, and users who are used to use the electric lock or the mechanical lock feel inconvenient to use.

The inventor firstly applies for a lock core control mechanism of a lock head of a rolling door and window disclosed in China patent No. CN201981853U, namely a mechanical lock head for a rolling gate. The structure comprises a lock cylinder, a gear, an upper rack and a lower rack, wherein the lock cylinder, the gear, the upper rack and the lower rack are arranged on a lock shell of a lock head of a rolling door and window, the gear is in running fit on the lock shell, the upper rack and the lower rack are in sliding fit on the lock shell and are respectively meshed with the upper side and the lower side of the gear, the lock cylinder is fixed with the lock shell from the outdoor side of the lock shell, a control rod of the lock cylinder is in driving fit with the gear, the upper rack and the lower rack are respectively connected with a transverse pull rod of a lock head of the rolling door and window. As described above, such a mechanical lock head may cause a user who is familiar with using an electric lock head to feel inconvenient in use.

An automatic lock of an electric rolling shutter disclosed in China patent No. CN202047667U is an electric lock head for a rolling shutter door. The structure includes lock shell, winding coil, establishes lock plug and electromagnetic switch in the lock shell, establishes the spring at lock plug tip, the one end of lock plug is fixed with the magnetic path through connecting rod and copper pad piece, characterized by electromagnetic switch and connecting rod and magnetic path install perpendicularly. As described above, such an electric locking head may cause a user who is familiar with using a mechanical locking head to feel inconvenient in use.

A remote control anti-theft lock for a rolling gate disclosed in Chinese patent No. CN202117413U is an anti-theft lock head which is used for unlocking the rolling gate by a key and has to remotely control an electric release lock rod buckle. The structure includes lock shell and lock cover, driven gear meshed with lock rod device, and features that the lock rod device has one back clamping position, one baffle with elastic force to open inside the lock body, one door locking part to swing to the position to contact with the back clamping position of the lock rod device, one door opening part to separate from the back clamping position of the lock rod device, and one micro motor connected to the baffle to rotate along with the motion of the micro motor. As described above, since both the key and remote control are necessary to unlock the lock, the manipulation procedure is complicated, and the user who is used to use the electric lock or the mechanical lock feels inconvenient to use.

Disclosure of Invention

In order to solve the problem that users who are used to use electric locks or mechanical locks possibly have inconvenient use when the locks in the prior art are provided for users with unspecified society or used by multiple people, the utility model aims to provide the locks which can be unlocked mechanically and electronically, and the defects in the prior art can be overcome.

The technical scheme includes that the lock head capable of being mechanically unlocked and electronically unlocked comprises a lock shell, a lock cylinder driving gear, a driving rod and a lock rod, wherein the lock cylinder is fixedly arranged on the lock shell, the lock cylinder driving gear is fixedly arranged on a rear rotary rod head of the lock cylinder, the lock rod is in sliding fit on the lock shell, the driving rod is meshed with the lock cylinder driving gear through a rack on the driving rod, the driving end of the driving rod is hinged with one end of the lock rod, the other end of the lock rod is directly used as a lock bolt or is in driving fit with a lock catch, the lock head is further provided with a motor driver and a sliding push block, the lock rod is composed of a front section of the lock rod, a rear section of the lock rod and a compression spring in matching mode, the front section of the lock rod is in sliding fit with the lock shell, the rear section of the lock rod is provided with a long hole chute, the back side of the lock rod is provided with a spring sleeve rod extending forwards, the front section of the lock rod is provided with a sliding fit with the sliding sleeve block in the front end of the push rod, and the sliding sleeve is in sliding fit with the driving sleeve is provided with the sliding sleeve, and the sliding sleeve is in sliding fit with the compression spring driver in the front section of the push rod.

The technical scheme includes that when the sliding block is in the front movement stopping position, the front section of the lock rod is in the lock head closing state, and when the sliding block is in the rear movement stopping position, the front section of the lock rod is in the lock head opening state.

According to the technical scheme, when the sliding block is at the front movement stop position, the lock cylinder can drive the driving rod to move forwards and backwards through the key, and the rear section of the lock rod and the spring further drive the front section of the lock rod to be in the position of the lock head in the open state or the closed state.

Above-mentioned technical scheme the motor drive can be by step motor, derailleur, drive lead screw and bearing frame constitute, wherein the derailleur is in step motor front side, step motor output shaft with the input shaft of derailleur is connected, the output shaft of derailleur with the one end of drive lead screw is connected, the other end of drive lead screw is installed on the bearing frame, bearing frame fixed mounting is in on the lock shell, the sliding block is threaded fit in the output shaft of derailleur with on the drive lead screw between the bearing frame.

According to the technical scheme, the front section of the lock rod and the rear section of the lock rod are respectively in sliding fit with the lock shell, long hole nail grooves are respectively formed in the front section of the lock rod and the rear section of the lock rod, a sliding screw with a polished rod section penetrates through the long hole nail grooves and then is locked on the lock shell, and the polished rod section of the sliding screw is in sliding fit with the long hole nail grooves.

According to the technical scheme, the distance between the sliding block and the moving front stop position is set, the distance between the sliding block and the moving rear stop position is set, the distance between the sliding block and the moving front stop position can be determined by setting continuous working time of the stepping motor, or the distance between the sliding block and the lock shell or between the front section of the lock rod and the lock shell is defined by setting a displacement sensor.

According to the technical scheme, the working mechanism groups, which are matched with each other, of the driving rod, the locking rod, the motor driver and the sliding pushing block on the lock head can be one group and are arranged on the left side or the right side of the lock cylinder so as to realize single-side locking of the lock head, and the working mechanism groups, which are also two groups, are respectively arranged on the left side and the right side of the lock cylinder so as to realize double-side locking of the lock head.

According to the technical scheme, the other end of the lock rod is directly used as a lock bolt, the outer end section of the front section of the lock rod extends out of the side face of the lock shell when the lock head is in a closed state, and the outer end section of the front section of the lock rod retracts into the side face of the lock shell when the lock head is in an open state.

According to the technical scheme, the other end of the lock rod is in driving fit with the lock catch, and the front section of the lock rod is provided with the driving convex block for driving the lock catch to act and the unlocking pulling piece hanging nail matched with the lock catch.

According to the technical scheme, the lock shell can be provided with a control circuit and a storage battery.

The utility model has the beneficial effects that as the lock head also comprises a motor driver and a sliding block, the lock rod consists of a front section of the lock rod, The back section of the lock rod and the back section of the lock rod are respectively in sliding fit with the lock shell, the back end of the back section of the lock rod is hinged with the driving end of the driving rod, the front part of the back section of the lock rod is provided with a long hole sliding groove, the back side surface of the back section of the lock rod is provided with a spring sleeve rod extending forwards at the back side of the long hole sliding groove, the back section of the lock rod is provided with a convex lock rod sliding block and a push receiving plate, the lock rod sliding block of the front section of the lock rod is in sliding fit in the long hole sliding groove of the back section of the lock rod, the pressure spring is sleeved on the spring sleeve rod, the front end of the pressure spring is propped against the lock rod sliding block, the motor driver is fixedly arranged on the lock shell, the sliding block is in sliding fit with the lock shell, the driving screw rod of the motor driver is in threaded fit with the screw hole of the sliding block, and the driving end of the sliding block is in pushing fit with the push receiving plate of the front section of the lock rod, so when electric closing is needed, the motor driver can be controlled to work, the sliding block is driven to move forwards, the lock rod is pushed forwards by the sliding block to move upwards, the lock rod is locked by the lock rod is pushed forwards, and the lock frame is locked by the lock frame is locked, and the door frame is locked to be directly upwards by the lock frame is locked; when the door is opened electrically, the motor driver is controlled to work to drive the sliding block to move backwards to push the pushed plate at the front section of the lock rod, so that the compression pressure spring at the front section of the lock rod moves backwards (moves inwards), the front section of the lock rod is led to withdraw from the lock hole of the door frame, or the lock catch is driven to be opened to release the locking rod on the door frame, when the door is required to be closed mechanically, when the lock is opened mechanically, the driving rod is driven to move backwards (move inwards) by the key, and the backward movement of the rear section of the lock rod pulls the forward movement of the front section of the lock rod, so that the front section of the lock rod is withdrawn from the lock hole of the door frame or the lock catch is driven to be opened to release the locking rod on the door frame. According to the above, the lock head can be provided for users with different use habits in society, or one lock head can be shared by a plurality of people with different use habits, so that users who are used to use the electric lock head can adopt a pure electric opening and closing lock head, and users who are used to use the mechanical lock head can adopt a pure mechanical opening and closing lock head, thus the problem of inconvenient use is not felt, and the users do not need to select the electric lock head or the mechanical arm lock head intentionally, so that obvious convenience is provided for practical use. The utility model has the advantages of ingenious and simple structure, no conflict between the two using modes, lower cost in realizing the aim of the utility model, convenient operation and suitability for popularization and application.

The utility model is further described below with reference to the drawings and examples.

Drawings

Fig. 1 is a schematic view of an embodiment of the present utility model, namely, a lock head of a rolling shutter, the right side of the lock head is omitted, and the other end of the lock rod is directly used as a lock bolt.

Fig. 2 is an enlarged schematic perspective view of the front section of the locking bar and the rear section of the locking bar of fig. 1, wherein the front section of the locking bar exhibits its front structure and the rear section of the locking bar exhibits its rear structure.

Fig. 3 is an enlarged schematic view of the slip-fit screw of fig. 1.

Fig. 4 is a schematic view of the other end of the locking lever of fig. 1 in driving engagement with a shackle that is otherwise mounted to the housing.

Fig. 5 is a schematic view of the lock of fig. 1 with a set of working mechanism sets on the left and right sides of the lock cylinder, respectively, with the sets being mutually engaged by a drive rod, lock rod, motor driver and slide block.

Fig. 6 is a schematic view of the electrically operated lock cylinder of fig. 1.

Fig. 7 is a schematic illustration of the mechanically opened lock of fig. 1.

In the figure, 1, a lock shell, 2, a lock cylinder, 3, a lock cylinder driving gear, 4, a driving rod, 5, a lock rod, 6, a rack, 7, a motor driver, 8, a sliding push block, 9, a lock rod front section, 10, a lock rod rear section, 11, a pressure spring, 12, a rear end of the lock rod rear section, 13, a long hole chute, 14, a spring sleeve rod, 15, a lock rod sliding block, 16, a pushed plate, 17, a driving screw rod, 18, a driving end, 19, a stepping motor, 20, a transmission, 21, a bearing seat, 22, a long hole screw groove, 23, a polished rod section, 24, a sliding screw, 25, an outer end section of the lock rod front section, 26, a lock catch, 27, a driving lug, 28, an unlocking pulling plate hanging screw, 29, a control circuit, 30 and a storage battery.

Detailed Description

Referring to fig. 1-3, the lock head capable of being mechanically unlocked and electronically unlocked comprises a lock shell 1, a lock cylinder 2, a lock cylinder driving gear 3, a driving rod 4 and a lock rod 5, wherein the lock cylinder 2 is fixedly arranged on the lock shell 1, the lock cylinder driving gear 3 is fixedly arranged on a rear rotary rod head of the lock cylinder 2, the lock rod 5 is in sliding fit on the lock shell 1, the driving rod 4 is meshed with the lock cylinder driving gear 3 by a rack 6 on the driving rod 4, the driving end of the driving rod 4 is hinged with one end of the lock rod 5, the other end of the lock rod 5 is directly used as a lock bolt or is in driving fit with a lock catch, the lock head further comprises a motor driver 7 and a sliding block 8, the lock rod 5 is formed by matching a lock rod front section 9, a lock rod rear section 10 and a pressure spring 11, the lock rod front section 9 and the lock rod rear section 10 are respectively in sliding fit with the lock shell 1, the rear end 12 of the lock rod rear section 10 is hinged with the driving end of the driving rod 4, the front part of the lock rod rear section 10 is provided with a long hole 13, the driving rod 7 is provided with a sliding groove 13, the rear end of the sliding sleeve 11 is provided with a sliding sleeve 15 is matched with the sliding sleeve 15 on the front section 15, the sliding sleeve 11 is matched with the front side of the sliding sleeve 11, the sliding sleeve 15 is matched with the sliding sleeve 11, the sliding sleeve 11 is matched with the sliding sleeve 11, and the sliding sleeve 11 is matched with the sliding sleeve 11 on the front side of the front section 15, and the sliding sleeve 11 is matched with the sliding sleeve 11, the front sleeve 11 is matched with the front sleeve 11, the driving end 18 of the sliding pushing block 8 is in pushing fit with the pushed plate 16 of the front section 9 of the lock rod.

In addition, as shown in fig. 1, the sliding block 8 is in the front movement stop position, the lock rod front section 9 is in the lock closed state, and as shown in fig. 6, the sliding block 8 is in the rear movement stop position, the lock rod front section 9 is in the lock open state.

As shown in fig. 1 and 7, when the sliding block is in its front-stop position, the key rotates the lock cylinder 2 to drive the driving rod to move back and forth, and the rear section 10 of the lock rod is matched with the compression spring 11 to drive the front section 9 of the lock rod to be in the open state or the closed state of the lock head.

The motor driver 7 is composed of a stepping motor 19, a speed changer 20, a driving screw rod 17 and a bearing seat 21, wherein the speed changer 20 is positioned at the front side of the stepping motor 19, an output shaft of the stepping motor 19 is connected with an input shaft of the speed changer 20, an output shaft of the speed changer 20 is connected with one end of the driving screw rod 17, the other end of the driving screw rod 17 is installed on the bearing seat 21, the bearing seat 21 is fixedly installed on the lock shell 1, and the sliding block 8 is in threaded fit with the driving screw rod 17 between the output shaft of the speed changer 20 and the bearing seat 21.

The front section 9 and the rear section 10 of the lock rod are respectively in sliding fit with the lock shell 1, namely long hole nail grooves 22 are respectively formed in the front section 9 and the rear section 10 of the lock rod, a sliding screw 24 with a polish rod section 23 penetrates through the long hole nail grooves 22 and then is locked on the lock shell 1, and the polish rod section 23 of the sliding screw 24 is in sliding fit with the long hole nail grooves 22.

The distance setting of the sliding block 8 from the movement front stop position to the movement rear stop position is determined by setting the continuous operation time of the stepping motor 19 or is defined by providing a displacement sensor between the sliding block 8 and the lock housing 1 or between the lock lever front section 9 and the lock housing 1.

The working mechanism groups on the lock head, wherein the driving rod 4, the lock rod 5, the motor driver 7 and the sliding block 8 are matched with each other, are one group arranged on the left side of the lock cylinder 2, namely as shown in fig. 1, or two groups respectively arranged on the left side and the right side of the lock cylinder 2, namely as shown in fig. 5.

The other end of the lock rod 5 is directly used as a lock bolt, and the outer end section 25 of the front section 9 of the lock rod extends out of the side surface of the lock shell 1 when the lock head is in a closed state, namely as shown in fig. 1, and the outer end section 25 of the front section 9 of the lock rod retracts into the side surface of the lock shell 1 when the lock head is in an open state, namely as shown in fig. 6 or 7.

The other end of the lock rod is in driving fit with a lock catch 26, a driving lug 27 for driving the lock catch to act and an unlocking pulling piece hanging nail 28 matched with the lock catch are arranged on the front section 9 of the lock rod, and the lock catch 26 is additionally arranged on the lock shell 1.

The lock case 1 is also provided with a control circuit 29 and a storage battery 30, the control circuit 29 is correspondingly connected with the stepping motor 19 and the remote controller, and the storage battery 30 is in power supply connection with the control circuit 29 and the stepping motor 19.

When in use, in the state that the lock head shown in fig. 1 is closed, the lock head can be opened in an electric mode, namely, as shown in fig. 6, when the control circuit 29 receives a control signal, the stepping motor 19 is controlled to start to work, the sliding block 8 is driven to move inwards through the transmission 20 and the driving screw 17, the driving end 18 of the sliding block 8 pushes the pushed plate 19 of the front lock rod section 9 inwards, the lock rod sliding block 15 of the front lock rod section 9 slides inwards in the long hole sliding groove 13 of the rear lock rod section 10 and compresses the pressure spring 11, when the sliding block 8 reaches the moving rear stop position, the stepping motor 19 stops working, and at the moment, the outer end section 25 of the front lock rod section 9 is retracted into the lock shell 1 so as to exit from a lock hole on a door frame; when the lock head is closed in an electric mode, when the control circuit 29 receives a control signal when the lock head is in an open state as shown in fig. 6, the stepping motor 19 is controlled to start to work, the sliding block 8 is driven to move outwards through the transmission 20 and the driving screw 17, the lock rod sliding block 15 of the lock rod front section 9 slides outwards in the long hole sliding groove 13 of the lock rod rear section 10 under the pushing of the pressure spring 11, the push plate 19 of the lock rod front section 9 moves outwards against the driving end 18 of the sliding block 8, and when the sliding block 8 reaches the movement front stop position, the stepping motor 19 stops working, and then the outer end section 25 of the lock rod front section 9 stretches out of the lock shell 1 to enter a lock hole on a door frame, namely the state shown in fig. 1. In the state of the lock shown in fig. 1, the lock can be opened mechanically, i.e. as shown in fig. 7, a key is inserted into the lock cylinder 2, the driving rod 4 is driven to move inwards by rotation, the long hole sliding groove 13 of the rear section 10 of the lock rod pulls the lock rod sliding block 15 of the front section 9 of the lock rod, the outer end section 25 of the front section 9 of the lock rod is retracted into the lock shell 1 to withdraw from a lock hole on a door frame, the lock is opened mechanically, and the lock is closed mechanically, in the state of the lock shown in fig. 7, the lock is inserted into the lock cylinder 2 by using the key, the driving rod 4 is driven to move outwards by rotation, and the lock rod sliding block 15 of the front section 9 of the lock rod is pushed to move forwards in the long hole sliding groove 13 by the pressure spring 11 on the rear section 10 of the lock rod, so that the outer end section 25 of the front section 9 of the lock rod extends out of the shell 1 to enter the door frame 1, i.e. the lock hole is shown in fig. 1.

Claims (10)

1. The lock head capable of being mechanically unlocked and electronically unlocked comprises a lock shell, a lock core driving gear, a driving rod and a lock rod, wherein the lock core is fixedly arranged on the lock shell, the lock core driving gear is fixedly arranged on a rear rotary rod head of the lock core, the lock rod is in sliding fit on the lock shell, the driving rod is meshed with the lock core driving gear through a rack on the driving rod, the driving end of the driving rod is hinged with one end of the lock rod, the other end of the lock rod is directly used as a lock bolt or is in driving fit with a lock catch, the lock head further comprises a motor driver and a sliding block, the lock rod is formed by matching a front section of the lock rod, a rear section of the lock rod with a pressure spring, the front section of the lock rod is in sliding fit with the lock shell, the rear section of the lock rod is provided with a long hole, a spring sleeve rod extending forwards is arranged on the back of the rear section of the lock rod, the rear section of the lock rod is provided with a protruding slide block and a push plate matched with the long hole, and the push plate is matched with the driving rod in the sliding sleeve by the sliding sleeve, and the push rod is matched with the driving end of the push rod.

2. The lock head capable of being mechanically and electrically unlocked as set forth in claim 1 wherein said slide block is in a front movement stop position, said front lock rod section is in a closed lock head position, and said slide block is in a rear movement stop position, said front lock rod section is in an open lock head position.

3. The lock cylinder capable of being mechanically and electrically unlocked according to claim 2, wherein the lock cylinder drives the driving rod to move back and forth through a key when the sliding block is at a front movement stop position, and the front section of the lock rod is driven to be in an opened state or a closed state of the lock cylinder through the rear section of the lock rod and the spring.

4. A lock capable of being mechanically unlocked and electronically unlocked according to claim 2 or 3, wherein the motor driver comprises a stepping motor, a speed changer, a driving screw rod and a bearing seat, wherein the speed changer is arranged on the front side of the stepping motor, an output shaft of the stepping motor is connected with an input shaft of the speed changer, an output shaft of the speed changer is connected with one end of the driving screw rod, the other end of the driving screw rod is mounted on the bearing seat, the bearing seat is fixedly mounted on the lock shell, and the sliding block is in threaded fit with the driving screw rod between the output shaft of the speed changer and the bearing seat.

5. The lock head capable of being mechanically unlocked and electronically unlocked as set forth in claim 1, 2 or 3, wherein the front section and the rear section of the lock rod are in sliding fit with the lock housing, respectively, long hole nail grooves are formed in the front section and the rear section of the lock rod, respectively, the lock housing is locked by a sliding screw with a polish rod section through the long hole nail grooves, and the polish rod section of the sliding screw is in sliding fit with the long hole nail grooves.

6. The mechanically and electronically openable lock cylinder as claimed in claim 4, wherein the distance that the slide block is moved from the movement-front-stop position to the movement-rear-stop position, or the distance that the slide block is moved from the movement-rear-stop position to the movement-front-stop position, is determined by setting a continuous operation time of the stepping motor, or is defined by providing a displacement sensor between the slide block and the lock case, or between the lock bar front section and the lock case.

7. A lock head capable of being mechanically unlocked and electronically unlocked as set forth in claim 1, 2 or 3 wherein one of said lock heads is provided with one or two sets of said drive rod, said lock rod, said motor driver and said slide block cooperating with each other.

8. The lock head capable of being mechanically unlocked and electronically unlocked as set forth in claim 1, 2 or 3, wherein the other end of said lock rod directly serves as a lock bolt, an outer end section of said front section of said lock rod extends out of a side surface of said lock case when said lock head is in a closed state, and an outer end section of said front section of said lock rod retracts into a side surface of said lock case when said lock head is in an open state.

9. The lock head capable of being mechanically unlocked and electronically unlocked as set forth in claim 1, 2 or 3, wherein the other end of the lock rod is in driving fit with the lock catch, and the front section of the lock rod is provided with a driving lug for driving the lock catch to act and an unlocking pulling piece hanging nail matched with the lock catch.

10. A lock capable of being mechanically unlocked and electronically unlocked as set forth in claim 1, 2 or 3, wherein said lock housing is provided with a control circuit and a battery.