CN108691463B

CN108691463B - Multiple switch lock and well lid device

Info

Publication number: CN108691463B
Application number: CN201810442479.2A
Authority: CN
Inventors: 王志文; 黄志刚; 应超; 韦方俊
Original assignee: Ningbo Rayonics Technology Co ltd
Current assignee: Ningbo Rayonics Technology Co ltd
Priority date: 2018-05-10
Filing date: 2018-05-10
Publication date: 2020-04-24
Anticipated expiration: 2038-05-10
Also published as: CN108691463A

Abstract

The invention firstly provides a multi-switch lock which comprises a locking structure, a key switch structure and a motor clutch switch structure, wherein the locking structure comprises a driving shaft, the driving shaft is respectively connected with the key switch structure and the motor clutch switch structure, and the motor clutch switch structure comprises a monitor, a driving control board and a motor clutch structure which are electrically connected; secondly provide a well lid device, including road bed, well seat and interior well lid subassembly and outer well lid, still include the aforesaid multiple switch lock, pass through between well seat and the interior well lid subassembly multiple switch lock reciprocal anchorage. The multi-switch lock and the well lid device have a key switch structure and a motor clutch switch structure, so that the unlocking mode is diversified, and the multi-switch lock and the well lid device are more intelligent and convenient to use; and above-mentioned key switch structure and motor separation and reunion switch structure all need just can be opened after authorizing the procedure for the theftproof function of multiple switch lock is stronger big, has guaranteed the safety of financial affairs in the well.

Description

Multiple switch lock and well lid device

Technical Field

The invention relates to the technical field of well lids, in particular to a multi-switch lock and a well lid device.

Background

With the rapid development of urban economy and the improvement of urban life quality, underground cables become a trend of a new era of a new century, play a beneficial role in beautifying urban environment and improving urban functions, and can measure the high degree of modern scientific development of a city. However, the cable has a high value, so that the cable becomes an object to be stolen by lawbreakers, underground cable theft events occur frequently, and the well cover is generally locked for realizing the theft prevention of finance in the well such as the cable and the like.

In view of the above-mentioned drawbacks, the inventors of the present invention have finally obtained the present invention through a long period of research and practice.

Disclosure of Invention

In order to solve the above problems, the technical solution adopted by the present invention is to provide a multiple switch lock, which includes a locking structure, a key switch structure and a motor clutch switch structure, wherein the locking structure includes a driving shaft, the driving shaft is respectively connected to the key switch structure and the motor clutch switch structure, and the motor clutch switch structure includes a monitor, a driving control board and a motor clutch structure, which are electrically connected in sequence.

Further, the locking structure further comprises a clamping shaft, a main shaft assembly and a limiting block, wherein springs are connected to the main shaft assembly and the limiting block, the head of the main shaft assembly and the limiting block are respectively abutted to the side face and the bottom of the clamping shaft, and the driving shaft is abutted to the tail of the main shaft assembly.

Further, the key switch structure includes interconnect's lock core and drive and dials the piece, be equipped with first cross axle on the drive shaft, first cross axle with drive dials the piece butt.

Further, motor clutch structure includes intermeshing's motor element, first gear assembly and second gear assembly in proper order, be equipped with the connecting axle on the second gear assembly, the cover is equipped with the drive block on the connecting axle, be equipped with drive spring between drive block and the connecting axle, motor element and drive control board electric connection, the drive block with drive shaft is connected.

Further, still including the button switch structure of fleing, the button switch structure of fleing includes that the button of fleing overlaps and establish the outer reset spring of button of fleing, be equipped with the second cross axle in the drive shaft, the second cross axle with the button butt of fleing.

Further, the monitor comprises a controller, a spring tube and a detection ball, the detection ball and the controller are respectively connected to the upper end and the lower end of the spring tube, an induction module is arranged in the detection ball, a wake-up module is arranged on the controller, the induction module is electrically connected with the wake-up module, and when an external force presses the detection ball, the spring tube bends to one side; when the external force is cancelled, the spring tube is in a straight state, and at the moment, the induction module transmits a signal to the awakening module to enable the controller to enter a working state.

Further, the detection ball is spherical.

Secondly provide a well lid device, include the road bed, inlay well seat in the road bed and cover the interior manhole cover subassembly and the outer well lid of well seat still include the aforesaid multiple switch lock, pass through between well seat and the interior manhole cover subassembly multiple switch lock reciprocal anchorage.

Further, an upper reed switch and a lower reed switch are arranged on the driving control board, an inner well cover magnet is arranged on the inner well cover component, a driving shaft magnet is arranged on the motor clutch structure, the position of the upper reed switch is matched with that of the inner well cover magnet, and the position of the lower reed switch is matched with that of the driving shaft magnet.

Further, the two ends of the multiple switch lock are provided with mounting brackets, and the mounting brackets are fixedly mounted on the well seat.

Compared with the prior art, the invention has the beneficial effects that:

the multi-switch lock and the well lid device have a key switch structure and a motor clutch switch structure, so that the unlocking mode is diversified, and the multi-switch lock and the well lid device are more intelligent and convenient to use; and above-mentioned key switch structure and motor separation and reunion switch structure all need just can be opened after authorizing the procedure for the theftproof function of multiple switch lock is stronger big, has guaranteed the safety of financial affairs in the well.

Drawings

FIG. 1 is a view showing a construction of a manhole cover apparatus according to the present invention in a closed state;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a structural view of a key switch structure for a manhole cover assembly according to the present invention;

FIG. 4 is an enlarged view of portion B of FIG. 3;

FIG. 5 is a structural view of the motor clutch switch structure for the manhole cover device of the present invention when unlocked;

FIG. 6 is an enlarged view of portion C of FIG. 5;

FIG. 7 is a structural diagram of a motor clutch structure of a multiple switch lock according to the present invention in a closed state;

FIG. 8 is a structural diagram of a motor clutch structure of a multiple switch lock according to the present invention in an open state;

fig. 9 is a structural view of the manhole cover device when the escape button switch structure is unlocked;

FIG. 10 is an enlarged view of portion D of FIG. 9;

fig. 11 is a structural view of an escape button switch structure of the manhole cover device in a closed state;

fig. 12 is an exploded view of a manhole cover assembly according to the present invention.

Detailed Description

The above and further features and advantages of the present invention are described in more detail below with reference to the accompanying drawings.

Example one

Fig. 1 and fig. 2 are a schematic diagram of a manhole cover device according to the present invention in a closed state and an enlarged view of a portion a in fig. 1, respectively.

Combine fig. 1 and fig. 2 to show, a multiple switch lock, including locking structure, key switch structure and motor separation and reunion switch structure, locking structure includes a drive shaft 11, drive shaft 11 respectively with key switch structure and motor separation and reunion switch structural connection, motor separation and reunion switch structure is including electric connection's watch-dog 31, drive control board 32 and motor separation and reunion structure in proper order, key switch structure and motor separation and reunion switch structure are just opened after only passing through the mandate procedure.

As shown in fig. 2, the locking structure further includes a clamping shaft 12, a main shaft assembly 13 and a limiting block 14, the main shaft assembly 13 and the limiting block 14 are both connected with springs, that is, the main shaft assembly 13 is connected with a return spring 15, the limiting block is connected with a limiting block spring 16, the head of the main shaft assembly 13 and the limiting block 14 are respectively abutted against the side surface and the bottom of the clamping shaft 12, and the driving shaft 11 is abutted against the tail of the main shaft assembly 13; the main shaft assembly 13 is in a spherical structure with one end abutted against the clamping shaft 12, the main shaft assembly is matched with the arc-shaped groove in the clamping shaft 12, and the spherical structure is convenient for unlocking.

As shown in fig. 2, when the multiple switch lock is in a closed state, the spindle assembly 13 is ejected outwards under the action of the return spring 15, the bolt head at the top end of the spindle assembly 13 is clamped in the clamping groove of the clamping shaft 12, the driving shaft 11 is in a falling state and blocks the tail end of the spindle assembly 13, so that the spindle assembly 13 cannot retract, the clamping shaft 12 cannot be pulled out, and a locking function is achieved.

The multi-switch lock is provided with a key switch structure and a motor clutch switch structure, so that the unlocking mode is diversified, and the multi-switch lock is more intelligent and convenient to use; and above-mentioned key switch structure and motor separation and reunion switch structure all need just can be opened after authorizing the procedure for the theftproof function of multiple switch lock is stronger big, has guaranteed the safety of financial affairs in the well.

Example two

Fig. 3 and 4 are a structural view of the key switch structure for the manhole cover device according to the present invention when unlocking the lock, and an enlarged view of a portion B in fig. 3, respectively.

The present embodiment of the multiple switch lock is different from the above-mentioned multiple switch lock in that, as shown in fig. 4, the key switch structure includes a key cylinder 21 and a driving toggle block 22 connected to each other, a first horizontal shaft 111 is provided on the driving shaft 11, the first horizontal shaft 111 abuts against the driving toggle block 22, and the key cylinder 21 is a replaceable key cylinder 21.

As shown in fig. 4, when the multi-switch lock needs to be unlocked, an authorized electronic key is inserted into the lock cylinder 21 and rotates clockwise by 90 °, and simultaneously drives the driving dial 22 to rotate together, at this time, the first transverse shaft 111 on the driving shaft 11 makes an ascending motion along the ascending table surface on the driving dial 22, so that the driving shaft 11 loses the restriction on the main shaft assembly 13. The clamping shaft 12 is pulled upwards to unlock, and meanwhile, the limiting block 14 rises under the action force of the limiting block spring 16 and blocks the main shaft assembly 13. When the door is closed, the clamping shaft 12 presses downwards to enable the limiting block 14 to move downwards, the spindle assembly 13 is reset under the action force of the reset spring 15, then the electronic key is inserted into the lock cylinder 21 and rotates 90 degrees anticlockwise, so that the driving toggle block 22 falls down the tail end of the stop column spindle assembly 13 again, and locking is completed.

EXAMPLE III

Referring to fig. 5 to 8, fig. 5 and 6 are a structural view of a motor clutch structure for a manhole cover device according to the present invention when unlocking, and an enlarged view of a portion C in fig. 5, respectively, and fig. 7 and 8 are a structural view of a motor clutch structure for a multiple switch lock according to the present invention when closing and when opening, respectively.

As shown in fig. 7, the multiple-switch lock of the present embodiment is different from the first embodiment in that the motor clutch structure includes a motor assembly 33, a first gear assembly 34, and a second gear assembly 35 that are sequentially engaged with each other, a connecting shaft 36 is disposed on the second gear assembly 35, a driving block 37 is sleeved on the connecting shaft 36, a driving spring 38 is disposed between the driving block 37 and the connecting shaft 36, the motor assembly 33 is electrically connected to the driving control board 32, and the driving block 37 is connected to the driving shaft 36 through an E-shaped collar 39.

The drive control board 32 supplies power to the motor assembly 33, the motor assembly 33 provides output power, and the output power is transmitted to the second gear assembly 35 through the first gear assembly 34; as shown in fig. 7, the driving spring 38 is placed in the square groove of the driving block 37, two extending legs of the driving spring 38 are respectively hung on two sides of the square groove, and the connecting shaft 36 of the second gear assembly 35 passes through the driving block 37 and the driving spring 38 to assemble the three together; when the second gear assembly 35 is rotated, as shown in fig. 7 and 8, the driving spring 38 is forced by the transverse protruding shaft on the connecting shaft 36 to move upwards (open state) or downwards (closed state) along the square groove and the connecting shaft 36, as shown in fig. 6, when the driving spring 38 is compressed to a certain extent, the elastic force can make the driving block 37 move upwards (open state) or downwards (closed state), and the driving shaft 11 is fixed on the driving block 37 by a No. 2E-shaped collar 39, and the driving shaft moves along with the driving block 37, so that the main locking function is realized.

Since the drive spring 38 is involved in the movement, it will act as an energy storage. As shown in fig. 6, when the driving shaft 11 is stopped by the main shaft assembly 13 and cannot fall, and the motor assembly 33 stops after outputting power for a predetermined time, the driving spring 38 is compressed between the driving block 37 and the horizontal protruding shaft of the second gear assembly 35, and when the main shaft assembly 13 is separated, the driving shaft 11 can still fall by the elastic force released by the driving spring 38, thereby completing the locking function.

Example four

The multiple switch lock described above, as shown in fig. 5, is different from the embodiment in that the monitor 31 includes a controller 311, a spring tube 312 and a detection ball 313, the detection ball 313 and the controller 311 are respectively connected to the upper end and the lower end of the spring tube 312, a sensing module is disposed in the detection ball 313, a wake-up module is disposed on the controller 311, the sensing module is electrically connected to the wake-up module, and when an external force presses the detection ball 313, the spring tube 312 is bent to one side; when the external force is removed, the spring tube 312 is in a straight state, and at this time, the sensing module transmits a signal to the wake-up module, so that the controller 311 enters a working state.

In this embodiment, the external force is the gravity of the outer well lid 4; the detection balls 313 are smooth spheres, when the outer well lid 4 is pressed down, the bottom plane of the outer well lid 4 is abutted against the detection balls 313, and the friction force between the two balls is small, so that the spring tube 312 is conveniently stressed to bend towards one direction, and the well lid is conveniently pressed down; the spring tube 312 is a metal spring tube, is used for realizing the change of the position of the detection ball 313, and has better bending strength and bending function.

When the multi-switch lock needs to be opened, the outer well lid 4 is removed, the detection ball 313 wakes up the controller 311 at the moment, and NB-IoT or bluetooth communication authorization is performed by using a mobile phone, a main PCB is arranged in the controller 311, the controller 311 is connected with the drive control board 32 through a data line, the drive control board 32 supplies power to the motor assembly 33 at the moment, the motor clutch structure enables the drive shaft 11 to rise under the action of the drive spring 39, and therefore the drive shaft 11 loses the limitation on the main shaft assembly 13. As shown in fig. 6, the latch shaft 12 is pulled up to unlock, at the same time, the stopper 14 is lifted up under the action of the stopper spring 16 to block the spindle assembly 13, after the authorization time elapses, the motor clutch structure is reversed to move the driving shaft 11 downward, after the door is closed, the spindle assembly 13 is reset, the driving spring 38 will force the driving shaft 11 to move to the original position, and the locking is successful.

EXAMPLE five

Fig. 9 to 11 are a structural view of an escape button switch structure for a manhole cover device according to the present invention when the manhole cover device is unlocked, an enlarged view of a portion D in fig. 9, and a structural view of the escape button switch structure when the manhole cover device is closed, respectively.

The multiple switch lock as described above, the difference between the first embodiment and the second embodiment is that, as shown in fig. 10, the multiple switch lock further includes an escape button switch structure, the escape button switch structure includes an escape button 51 and a return spring 52 sleeved outside the escape button 51, the driving shaft 11 is provided with a second transverse shaft 112, and the second transverse shaft 112 abuts against the escape button 51.

As shown in fig. 11, when a person is inside the manhole cover, the escape button 51 is pressed by one hand, and the escape button 51 pushes up the second horizontal shaft 112 at one end of the driving shaft 11, so that the driving shaft 11 loses the limit on the main shaft assembly 13, and the other hand pushes up the manhole cover with force to unlock the manhole cover for escape.

EXAMPLE six

Fig. 12 is an exploded view of a manhole cover device according to the present invention.

As shown in fig. 12, a manhole cover device comprises a roadbed 6, a manhole seat 7 embedded in the roadbed 6, an inner manhole cover assembly 8 and an outer manhole cover 4 which cover the manhole seat 7, and the manhole cover device further comprises the multi-switch lock, wherein the manhole seat 7 and the inner manhole cover assembly 8 are fixed with each other through the multi-switch lock.

Mounting brackets 9 are arranged at two ends of the multi-switch lock, and the mounting brackets 9 are fixedly mounted on the well seat 7; the two ends of the multi-switch lock are provided with half-moon bracket assemblies 10, and the multi-switch lock is used for forcibly jacking the inner well cover assembly 8 at a position close to the half-moon bracket assemblies 10 by hands during escape in a personnel well so as to realize unlocking and escape; the inner well cover component 8 is hinged with the well seat 7 through a buckling frame 81; the outer well cover 4 is covered on the well base 7, and the horizontal highest point of the outer well cover 4 is level with the roadbed 6; the latch shaft 12 is fixedly connected to the inner wellhead assembly 8.

The well lid device is provided with the key switch structure and the motor clutch switch structure, so that the unlocking mode is diversified, and the well lid device is more intelligent and convenient to use; and above-mentioned key switch structure and motor separation and reunion switch structure all need just can be opened after authorizing the procedure for the theftproof function of multiple switch lock is stronger big, has guaranteed the safety of financial affairs in the well.

EXAMPLE seven

The manhole cover device of the present embodiment is different from the manhole cover device in that, as shown in fig. 2, an upper reed pipe and a lower reed pipe are arranged on the driving control board 32, an inner manhole cover magnet 82 is arranged on the inner manhole cover assembly 8, a driving shaft magnet 310 is arranged on the motor clutch structure, the position of the upper reed pipe is adapted to the position of the inner manhole cover magnet 82, and the position of the lower reed pipe is adapted to the position of the driving shaft magnet 310.

When the magnet is close to the reed switch and reaches a certain range, the reed switch is conducted, and when the magnet is far away from the reed switch, the reed switch is disconnected. When the inner well lid assembly 8 is closed, the inner well lid magnet 82 is close to the upper reed switch, and the upper reed switch is conducted, so that the inner well lid assembly 8 is judged to be closed in a procedure; the driving shaft magnet 310 is displaced along with the driving shaft 11, and when the driving shaft 11 falls, the dry reed pipe senses the driving shaft magnet 310 and is conducted, and the locking is judged programmatically.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and additions can be made without departing from the method of the present invention, and these modifications and additions should also be regarded as the protection scope of the present invention.

Claims

1. A multi-switch lock is characterized by comprising a locking structure, a key switch structure and a motor clutch switch structure, wherein the locking structure comprises a driving shaft which is respectively connected with the key switch structure and the motor clutch switch structure; the monitor comprises a controller, a spring tube and a detection ball, the detection ball and the controller are respectively connected to the upper end and the lower end of the spring tube, an induction module is arranged in the detection ball, a wake-up module is arranged on the controller, the induction module is electrically connected with the wake-up module, and when external force presses the detection ball, the spring tube bends to one side; when the external force is cancelled, the spring tube is in a straight state, and at the moment, the induction module transmits a signal to the awakening module to enable the controller to enter a working state.

2. The multiple switch lock of claim 1, wherein the locking structure further comprises a shaft, a spindle assembly and a limiting block, the spindle assembly and the limiting block are both connected with springs, the head of the spindle assembly and the limiting block are respectively abutted against the side surface and the bottom of the shaft, and the driving shaft is abutted against the tail of the spindle assembly.

3. The multiple switch lock of claim 1, wherein the key switch structure comprises a lock cylinder and a driving dial block connected to each other, and the driving shaft is provided with a first transverse shaft, and the first transverse shaft abuts against the driving dial block.

4. The multiple switch lock of claim 1, wherein the motor clutch structure comprises a motor assembly, a first gear assembly and a second gear assembly which are sequentially engaged with each other, the second gear assembly is provided with a connecting shaft, the connecting shaft is sleeved with a driving block, a driving spring is arranged between the driving block and the connecting shaft, the motor assembly is electrically connected with a driving control board, and the driving block is connected with the driving shaft.

5. The multi-switch lock of claim 1, further comprising an escape button switch structure, wherein the escape button switch structure comprises an escape button and a return spring sleeved outside the escape button, the driving shaft is provided with a second transverse shaft, and the second transverse shaft abuts against the escape button.

6. The multiple switch lock of claim 1, wherein the detection ball is spherical.

7. A manhole cover assembly comprising a roadbed, a manhole base embedded in the roadbed, an inner manhole cover assembly and an outer manhole cover assembly covering the manhole base, and a multiple-switch lock according to any one of claims 1 to 6, wherein the manhole base and the inner manhole cover assembly are fixed to each other by the multiple-switch lock.

8. The manhole cover device according to claim 7, wherein the driving control plate is provided with an upper reed switch and a lower reed switch, the inner manhole cover assembly is provided with an inner manhole cover magnet, the motor clutch structure is provided with a driving shaft magnet, the upper reed switch is adapted to the inner manhole cover magnet, and the lower reed switch is adapted to the driving shaft magnet.

9. The well lid device of claim 7, wherein mounting brackets are provided at both ends of the multiple switch lock, the mounting brackets being fixedly mounted on the well base.