CN212313737U

CN212313737U - Mechanical device of ground lock for locking wheel by screw transmission

Info

Publication number: CN212313737U
Application number: CN202020171550.0U
Authority: CN
Inventors: 沈其衡
Original assignee: Solid Kin Lock Lock Industry Co ltd Shanghai
Current assignee: Solid Kin Lock Lock Industry Co ltd Shanghai
Priority date: 2020-02-15
Filing date: 2020-02-15
Publication date: 2021-01-08
Anticipated expiration: 2030-02-15

Abstract

The utility model relates to a mechanical device of a ground lock for locking wheels by screw transmission, which mainly comprises a case, a motor, a reduction box, a transmission shaft, a screw, a latch slide rail, a nut, a latch and a chassis, wherein the chassis is fixed on the ground, the case is arranged on the chassis, the motor is connected with the reduction box, the transmission shaft of the reduction box is connected with the screw, one end of the latch is provided with the nut, the latch is arranged in the latch slide rail, a cyclist stops the wheels of a motorcycle or an electric vehicle or a bicycle on the chassis of the ground lock, a mobile phone or a remote controller is operated to enable the motor to rotate and transmit the, the screw rod is driven to rotate by the transmission shaft of the reduction gearbox, the lock latch provided with the nut is pushed to move towards the upper part of the wheel, the wheel is closed in the ground lock, the safety guarantee can be provided for parking the vehicle, the convenience can be provided for a rider to lock the vehicle, in particular to a mechanical device of a ground lock for locking wheels by screw transmission, which can realize the sharing and locking of vehicles in a parking lot.

Description

Mechanical device of ground lock for locking wheel by screw transmission

Technical Field

The utility model relates to a mechanical device that is used for locking the wheel of motorcycle, electric bicycle and bicycle on ground lock, especially a mechanical device with screw drive lock wheel's ground lock.

Background

At present, wheel locks of publicly known motorcycles, electric bicycles and bicycles are carried along with vehicles and locked by keys, in recent years, with the requirement of theft prevention, a ground lock for fixing wheels on cement ground is also provided, the function of preventing thieves from driving or lifting the vehicles away is accepted by people, but the locks are not convenient to be unlocked and locked by keys on the ground when squatting, and with the development of society and the improvement of the requirement of people, the locks are unlocked and locked one by using keys, people urgently need a motorcycle, an electric bicycle and an electric ground lock of a bicycle, which is suitable for sharing parking and locking vehicles in public parking lots, namely a ground lock which has the function of theft prevention, uses a remote controller or a mobile phone code to control the locks and unlocks of the electric motors through the internet of things, and uses the internet of things or the mobile phone code to control the positive and negative rotation of the electric motors through the control, however, how to lock various wheels and wheels with different sizes of motorcycles, electric bicycles and bicycles on one ground by one set of mechanical device is not realized.

Disclosure of Invention

The utility model aims to achieve the purpose by the following measures, which mainly comprises a case (1), a motor (2), a reduction box (3), a transmission shaft (5), a screw rod (6), a latch slide rail (7), a nut (8), a latch (9) and a chassis (13), wherein the chassis (13) is fixed on the ground, the case (1) is arranged on the chassis (13), the motor (2) is connected with the reduction box (3), the transmission shaft (5) of the reduction box (3) is connected with the screw rod (6), one end of the latch (9) is provided with the nut (8), the latch (9) is arranged in the latch slide rail (7), the lock latch (9) is provided with a long hole (19), the nut (8) is arranged at one end of the long hole (19), the outer side of the lock latch (9) is provided with a sliding pin (20), the outer side of the lock latch sliding rail (7) is provided with a straight groove (21), the cross sections of the lock bolt (9) and the lock bolt sliding rail (7) are square or rectangular.

The utility model has the advantages that: the mechanical device has the characteristics of simple structure, strong rigidity, durability and the like, is low in manufacturing cost, has the anti-theft effect of the wheel ground lock, does not need to be locked and unlocked by a key on the ground in a squatting state, can provide safety guarantee for parking a vehicle, can provide convenience for a rider to lock the vehicle, and particularly can provide the mechanical device for locking the wheel by screw transmission for realizing shared locking of the vehicle in a parking lot.

Drawings

FIG. 1 is a block diagram of a locked state according to an embodiment of the present invention

FIG. 2 is a structural diagram of an unlocking state according to an embodiment of the present invention

FIG. 3 is a diagram of the structure of the second locking state according to the embodiment of the present invention

FIG. 4 is a structural diagram of the second unlocking state of the present invention

FIG. 5 is a structural diagram of the third embodiment of the present invention in which the screw and the nut are disposed inside the latch

FIG. 6 shows a third embodiment of the present invention in which the latch (9) has a square cross section

FIG. 7 is a perspective view of the first and third locking states of the embodiment of the present invention

FIG. 8 is a perspective view of the first and third locking states of the present invention

FIG. 9 is a perspective view of the present invention for locking the wheel

The above figures are: the device comprises a case (1), a motor (2), a reduction gearbox (3), a support (4), a transmission shaft (5), a screw (6), a latch slide rail (7), a nut (8), a latch (9), a round hole (10), wheels (11), a control generator (12), a chassis (13), a power line (14), a control receiver (15), a power source (16), a motor wire (17), a side block (18), a long hole (19), a sliding pin (20) and a straight groove (21).

Detailed Description

The preferred embodiment of the present invention is shown in fig. 1, 2, 3, 4 and 5, in which fig. 1 and 2 are two sets of screw-driven mechanisms for locking the wheels from the left and right sides, fig. 3 and 4 are two sets of screw-driven mechanisms for locking the wheels from the left side, and fig. 5 is a screw and a nut disposed inside the latch.

The specific implementation mode is as follows: the chassis (13) is fixed on the ground by bolts or other modes, the chassis (1) is installed on the chassis (13), a support (4) and a latch slide rail (7) are fixed inside the chassis, the motor (2) is connected with the reduction gearbox (3), the reduction gearbox (3) is fixedly assembled on the support (4), one end of a screw rod (6) is connected with a transmission shaft (5) of the reduction gearbox (3), the other end of the screw rod is installed in a round hole (10) of the chassis (1), one end of the latch (9) is provided with a nut (8), the screw rod (6) is screwed into the nut (8), the latch (9) is placed in the latch slide rail (7), a hole for the latch (9) to extend out is formed in the chassis (1), a control receiver (15) is installed in the chassis (1), and the control receiver (15) can receive an instruction sent by scanning a two-dimensional code through the Internet of things by, the control generator (12) can be a mobile phone or a remote controller, a power supply (16) is further installed in the case (1), the power supply (16) can be various batteries, a 220V alternating current power supply or a rectified direct current power supply, the power supply (16) supplies power to the control receiver (15) through a power line (14), and the control receiver (15) transmits forward or reverse working voltage to the motor (2) through a motor wire (17) according to a received instruction.

FIG. 1: a locking process according to the embodiment described in fig. 1, fig. 1 shows the case (1) with the above-mentioned mechanical devices on both left and right sides, and the locking process will now be described on the left side of fig. 1 as follows: firstly, the control receiver (15) is always in a working state after obtaining a power supply (16), when a rider parks wheels (11) of a motorcycle, an electric bicycle or a bicycle on a chassis (13) of a ground lock, the rider operates the control generator (12) to send a locking command, the control receiver (15) transmits a forward working voltage to the motor (2) through a motor wire (17) after receiving the command, the motor (2) transmits a forward rotating torsion to the reduction gearbox (3), the reduced torsion drives the screw (6) to rotate in situ and reversely by the transmission shaft (5) to push the nut (8) to advance from the left side to the right side, the nut (8) is arranged on the left side of the latch (9), so the latch (9) and the nut (8) advance from the left side to the right side together, and the wheels (11) are clamped between the latch (9) and the chassis (13), at the moment, the latch (9) is jacked and cannot move forward continuously, the rotation of the screw (6) is blocked, so that the torsion is greatly increased, the working current of the motor (2) is suddenly increased and fed back to the control receiver (15), the control receiver (15) immediately cuts off the forward working voltage transmitted to the motor (2), the motor (2) stops working, and the locking action is finished.

FIG. 2: according to the embodiment described in fig. 2, the unlocking process is implemented by taking the wheel (11) of the motorcycle, electric bicycle or bicycle away from the chassis (13) of the ground lock, operating the control generator (12) to send the unlocking command, after the control receiver (15) receives the command, transmitting the reverse working voltage to the motor (2) through the motor wire (17), the motor (2) transmitting the torque force of the reverse rotation to the reduction box (3), the reduced torque force driving the screw (6) to rotate in situ by the transmission shaft (5) to drive the nut (8) to retract from the right to the left, because the nut (8) is arranged at the left side of the latch (9), the latch (9) and the nut (8) retract from the right to the left together, retracting the latch (9) clamped on the wheel (11) from the chassis (1) above the chassis (13), when the lock bolt (9) is completely retracted into the lock bolt sliding rail (7) and can not be retracted, the rotation of the screw (6) is blocked, so that the torsion is greatly increased, the working current of the motor (2) is suddenly increased and fed back to the control receiver (15), the control receiver (15) immediately cuts off the reverse working voltage transmitted to the motor (2), the motor (2) stops working, and the unlocking action is completed.

FIG. 3: the second locking process of the specific embodiment is the same as that of fig. 1, except that the chassis (13) is only provided with the case (1) and the mechanical device on the left side, the right side is not provided with the side stop (18) which is used for stopping the wheels (11) and preventing the wheels (11) from sliding out of the chassis (13), and the locking is realized by the mechanical device on the left side of the chassis (13).

FIG. 4: the second unlocking process of the specific embodiment is the same as that of fig. 2, except that the chassis (13) is only provided with the case (1) and the mechanical device on the left side, the right side is not provided with the side stop (18) which is used for blocking the wheels (11) and preventing the wheels (11) from sliding out of the chassis (13), and the unlocking is realized by the mechanical device on the left side of the chassis (13).

FIG. 5: the process of unlocking and locking is completely the same as that of the first embodiment or the second embodiment, the difference is that the screw rod (6) and the nut (8) are arranged inside the lock bolt (9), the sections of the lock bolt (9) and the lock bolt sliding rail (7) are both circular, a long hole (19) is arranged inside the lock bolt, the nut (8) is arranged at the left end of the long hole (19) inside the lock bolt (9), the nut (8) and the lock bolt (9) are driven to rotate along the rotation direction in order to prevent the screw rod (6) from rotating, a sliding pin (20) is arranged on the excircle of the lock bolt (9), the section of the sliding pin (20) is circular or quadrilateral, a straight groove (21) is arranged on the side surface of the lock bolt sliding rail (7), when the motor (2) transmits the forward or reverse rotating torque force to the reduction gearbox (3), the reduced torque force drives the screw rod (6) to rotate in situ and reversely or forwardly by the transmission shaft (5) to, because the sliding pin (20) is arranged on the side surface of the latch (9), the sliding pin (20) is clamped in the straight groove (21), and the latch (9) is forced to move only left and right in the latch sliding rail (7), the latch (9) and the nut (8) cannot rotate along with the screw rod (6) in the latch sliding rail (7), and only the rotary motion of the screw rod (6) can be converted into the linear motion of the latch (9) through the nut (8), so that the purposes of locking and unlocking the forward movement of the latch (9) are achieved. In addition, the third embodiment can also be the same as the second embodiment, the mechanical devices are arranged on the left side and the right side of the chassis (13), and the mechanical devices can also be arranged on one side of the chassis (13) and the side stop (18) can also be arranged on the other side of the chassis (13).

FIG. 6: in the third embodiment, the cross sections of the lock bar (9) and the lock bar sliding rail (7) are changed into square or rectangular, and because the lock bar (9) and the lock bar sliding rail (7) have the same square or rectangular cross sections, the lock bar (9) cannot move in a rotating way but only moves in a straight line on the lock bar sliding rail (7), so that a sliding pin (20) and a straight groove (21) are omitted, and the locking and unlocking processes are completely the same as those in fig. 5 except for the difference.

FIG. 7: is a perspective view of a locking state of the embodiment

FIG. 8: is a perspective view of an unlocking state of the specific embodiment

FIG. 9: is a perspective view of locking wheels

The above is to the technical scheme of the mechanical transmission structure of the utility model is specifically described to confirm that its protection scope is a pure mechanical device of a ground lock that drives the screw rod with the motor and pins the wheel, not relating to the circuit control aspect, the circuit control aspect adopts the remote controller control or adopts the cell-phone to control etc. prior art not within the protection scope.

Claims

1. The utility model provides a mechanical device that locks ground of wheel is locked with screw rod transmission mainly comprises quick-witted case (1), motor (2), reducing gear box (3), transmission shaft (5), screw rod (6), hasp slide rail (7), nut (8), hasp (9), chassis (13), characterized by: chassis (13) are fixed on ground, and chassis (1) is installed on chassis (13), and reducing gear box (3) are connected in motor (2), and transmission shaft (5) and screw rod (6) of reducing gear box (3) are connected, and the one end of hasp (9) is equipped with nut (8), and hasp (9) are placed in hasp slide rail (7).

2. The mechanical device of claim 1, wherein the mechanical device is a ground lock for locking a wheel with a screw drive, and comprises: the lock bolt (9) is provided with a long hole (19), the nut (8) is arranged at one end of the long hole (19), the outer side of the lock bolt (9) is provided with a sliding pin (20), and the outer side of the lock bolt sliding rail (7) is provided with a straight groove (21).

3. The mechanical device of claim 2, wherein the ground lock is a screw drive lock for locking a wheel, the mechanical device comprising: the cross sections of the lock bolt (9) and the lock bolt sliding rail (7) are square or rectangular.