CN216595994U

CN216595994U - Controller of multi-rope lifting device

Info

Publication number: CN216595994U
Application number: CN202220294827.8U
Authority: CN
Inventors: 陈祖勇
Original assignee: Guangzhou Geliang Lighting Technology Co ltd
Current assignee: Guangzhou Geliang Lighting Technology Co ltd
Priority date: 2022-02-10
Filing date: 2022-02-10
Publication date: 2022-05-24
Anticipated expiration: 2032-02-10

Abstract

The utility model discloses a many ropes elevating gear's controller aims at controlling the operation of rope winding and unwinding devices through the expansion board, comes adaptation rope winding and unwinding devices' quantity through increase and decrease expansion board, is convenient for maintain and dismouting, its technical scheme: the utility model provides a controller of many ropes elevating gear, includes the box, is located a plurality of rope winding and unwinding devices of box, the bottom surface of box is equipped with the wire hole with rope winding and unwinding devices one-to-one, and the free end of the rope on the rope winding and unwinding devices is worn out from the wire hole and is connected with peripheral hardware article, be equipped with a main control board and a plurality of expansion board in the box, the expansion board links gradually together and forms the drive link, the expansion board of one of them end of drive link is the main control end expansion board, the main control end expansion board is connected with the main control board, controls the operation of each expansion board through the main control board, and an expansion board can drive the operation of a plurality of rope winding and unwinding devices, belongs to jacking equipment technical field.

Description

Controller of multi-rope lifting device

Technical Field

The utility model belongs to the technical field of jacking equipment, more specifically, relate to a many ropes elevating gear's controller.

Background

With the improvement of living standard, people are more pursuing visual enjoyment, especially in scenes with outstanding visual effect, such as stages, exhibition halls and art halls. In order to improve the visual effect, devices for lifting and lowering objects such as lamps and artworks are arranged in the scenes, and the height of the objects can be changed at any time to create the visual effect.

In order to solve the problem, CN211822187U discloses an LED lamp lifting device, which includes a housing, one side of the housing is provided with a power switch and a power socket, the housing is internally provided with a circuit board, the circuit board is provided with at least four motors, one side close to the motors is provided with limit switches, a rotating shaft of each motor is connected with a groove-shaped turntable, the groove-shaped turntable is provided with a first conductive slip ring, a second conductive slip ring and a third conductive slip ring, the circuit board is provided with a first elastic metal, a second elastic metal and a third elastic metal, a wire is wound in a groove of the groove-shaped turntable, and the other end of the wire is provided with a lamp housing.

The lifting device can lift a plurality of lamps at one time, and each lamp is independently controlled, so that the heights of the lamps are different, and a better lamp effect is formed;

however, in order to drive a plurality of motors, a large circuit board needs to be designed for connecting all the motors, and the way of connecting all the motors by one circuit board is inconvenient, and requires high requirements for installation space.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a controller for a multi-rope lifting device, which is capable of controlling the operation of a rope winding and unwinding device through an expansion board, and facilitating the maintenance and dismounting of the rope winding and unwinding device by increasing or decreasing the number of the expansion board adapted to the rope winding and unwinding device.

According to the utility model discloses an aspect provides a controller of many ropes elevating gear, include the box, be located a plurality of rope winding and unwinding devices of box, the bottom surface of box is equipped with the wire hole with rope winding and unwinding devices one-to-one, and the free end of the rope on the rope winding and unwinding devices is worn out from the wire hole and is connected with peripheral hardware article, be equipped with a main control board and a plurality of expansion board in the box, the expansion board links gradually together and forms the drive link, the expansion board of the wherein one end of drive link is the main tributary end expansion board, the main tributary end expansion board is connected with the main control board, controls the operation of each expansion board through the main control board, and an expansion board can drive the operation of a plurality of rope winding and unwinding devices.

In the controller of the multi-rope lifting device, the expansion board is provided with a plurality of driving interfaces and at least one communication interface, the driving interfaces are connected with the rope cable winding and unwinding device, and the expansion boards are connected in series through the communication interfaces and are in communication connection with the main control board through the communication interface of the main end expansion board.

In the controller of the multi-rope lifting device, a plurality of cross beams are arranged in the box body side by side, and the rope winding and unwinding device comprises a winding roll rotationally connected to the cross beams and a motor driving the winding roll to rotate; the expansion board is provided with encoder interfaces which are in one-to-one correspondence with the driving interfaces, and the corresponding driving interfaces and the encoder interfaces are connected to the same motor; the periphery of take-up reel is equipped with two at least annular grooves of different width in proper order along its axial for the rolling rope.

In the controller of the multi-rope lifting device, the winding roll comprises at least three coaxially arranged disc bodies, screws sequentially penetrate through the three disc bodies, and spacing columns are sleeved on the screws between the adjacent two disc bodies and used for spacing the two disc bodies to form annular grooves.

In the controller of the multi-rope lifting device, a limiting piece is further arranged above the wire hole and connected with a limiting switch, a positioning piece is arranged at the free end of the rope in a penetrating mode, the positioning piece can penetrate through the wire hole to touch the limiting piece, limiting interfaces in one-to-one correspondence with the driving interfaces are arranged on the expansion plate, and the limiting switch is connected with the limiting interfaces.

In the controller of the multi-rope lifting device, fans are arranged on two sides of the box body along the length direction of the cross beam, wherein one fan sucks air into the box body, and the other fan sucks air out of the box body; the expansion board is provided with fan interfaces, and the two fans are connected with the fan interfaces on the main end expansion board.

In the controller of the multi-rope lifting device, the bottom surface of the box body is provided with the light-emitting pieces in one-to-one correspondence with the wire outlet holes, the expansion plate is provided with the light interfaces in one-to-one correspondence with the driving interfaces, and the light-emitting pieces are connected with the light interfaces.

In the controller of the multi-cord lifting device, the light source generated by the light-emitting member surrounds the outlet hole.

The utility model discloses a technical scheme has following advantage or one of beneficial effect at least among the above-mentioned technical scheme:

the utility model discloses a main control board controls the operation of each expansion board, and then drives each rope winding and unwinding devices's operation, when the quantity of rope winding and unwinding devices need increase the time, only need connect gradually new expansion board can, the same reason, when the quantity of rope winding and unwinding devices need reduce, only need break off corresponding expansion board can, use and its convenience, the circuit board of the rope winding and unwinding devices quantity that need not to make correspondence, even there is the damage of individuality expansion board, also can change in time, convenient subsequent maintenance.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples;

fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;

fig. 2 is a bottom view of embodiment 1 of the present invention;

fig. 3 is a bottom view of the light guide cover of embodiment 1 of the present invention removed;

FIG. 4 is a schematic structural view of embodiment 1 of the present invention with part of the box removed;

fig. 5 is a partially enlarged view of a in fig. 4 according to embodiment 1 of the present invention;

fig. 6 is a schematic structural view of a winding roll according to embodiment 1 of the present invention;

fig. 7 is a schematic connection diagram of the main control board and the expansion board in embodiment 1 of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

The following disclosure provides many different embodiments or examples for implementing different aspects of the invention.

Example 1

Referring to fig. 1 to 7, in an embodiment of the present invention, a controller of a multi-rope lifting device includes a box 1 and a plurality of rope winding and unwinding devices 2 located in the box 1, wherein the bottom surface of the box 1 is provided with wire holes 12 corresponding to the rope winding and unwinding devices 2 one to one, and free ends of ropes on the rope winding and unwinding devices 2 penetrate through the wire holes 12 and are connected with external articles;

a main control board 3 and a plurality of expansion boards 4 are arranged in the box body 1, the expansion boards 4 are sequentially connected together to form a driving link, the expansion board 4 at one end of the driving link is a main end expansion board, the main end expansion board is connected with the main control board 3, the operation of each expansion board 4 is controlled through the main control board 3, and one expansion board 4 can drive the operation of a plurality of rope winding and unwinding devices 2;

when the number of the cable winding and unwinding devices 2 needs to be increased, only the new expansion plates 4 need to be connected in sequence, and similarly, when the number of the cable winding and unwinding devices 2 needs to be reduced, only the corresponding expansion plates 4 need to be disconnected, so that the use is convenient, the circuit boards corresponding to the number of the cable winding and unwinding devices 2 do not need to be manufactured, and even if individual expansion plates 4 are damaged, the replacement can be performed in time, and the subsequent maintenance is convenient.

Specifically, the expansion board 4 is provided with a plurality of driving interfaces a and at least one communication interface b, the driving interfaces a are connected with the rope cable winding and unwinding device 2, the expansion board 4 is connected in series through the communication interfaces b and is in communication connection with the main control board 3 through the communication interface b of the main end expansion board;

as a specific expression form of this embodiment, the communication interface b is a 485 communication interface, a bus extends from the 485 communication interface on the main expansion board 4, the bus is in communication connection with the main control board 3, the 485 communication interfaces on the other expansion boards 4 are also respectively connected with the bus, so as to complete serial connection, and the main control board 3 can control the operation of each expansion board 4.

A power supply module is also arranged in the box body 1, the power supply module supplies power to the main control board 3 and each expansion board 4, and each expansion board 4 is provided with a power supply interface c connected with the power supply module; the main control board 3 is provided with a display screen and various keys besides the control circuit board, and is used for displaying and operating the control mode of the controller; the box body 1 is also provided with a signal line socket, a power socket and the like, so that the box body 1 can be connected with an external console, a peripheral power supply and the like.

In this embodiment, a plurality of beams 11 are arranged in parallel in the box 1, the cable winding and unwinding device 2 includes a winding roll 21 rotatably connected to the beams 11 and a motor 22 for driving the winding roll 21 to rotate, and the motor 22 rotates to drive the winding roll 21 to rotate and wind and unwind the cable; the periphery of the winding roll 21 is sequentially provided with at least two annular grooves 211 with different widths along the axial direction of the winding roll, and the annular grooves 211 are used for winding the rope;

the expansion board 4 is provided with encoder interfaces d which are in one-to-one correspondence with the driving interfaces a, and the corresponding driving interfaces a and the encoder interfaces d are connected to the same motor 22, so that the motor 22 can be driven and controlled through the expansion board 4, and the rotation of the motor 22, the rotation angle, the rotation speed and the like of the motor 22 can be controlled; in a specific embodiment, 4 beams 11 are arranged in the box body 1, one beam 11 is provided with 4 winding rolls 21, one expansion board 4 is provided with 4 driving interfaces a and 4 encoder interfaces d, 4 motors 22 can be driven and controlled through one expansion board 4, and the internal space of the box body 1 cannot be occupied by too many expansion boards 4.

When the box body 1 is used in practice, when the external articles are powered by the box body to emit light, emit light or do not emit light, and the box body 1 is not required to supply power to the external articles, the rope only plays a role of lifting, and can be a steel wire rope, a nylon rope and the like; when the peripheral articles need to be powered by the box body 1 to emit light, the cable needs to be a drag chain cable at the moment; and the diameter diverse of various ropes, so set up the annular groove 211 of different width, facilitate the use, only need select with the annular groove 211 that the rope diameter suits come the rolling rope can.

Considering that the difficulty of directly processing the annular groove 211 is large, and the processing cost is high, in this embodiment, the winding roll 21 is formed by combining the disc bodies 212, the winding roll 21 includes at least three coaxially arranged disc bodies 212, the screws 213 penetrate the three disc bodies 212 in sequence, the screws 213 between two adjacent disc bodies 212 are sleeved with the spacing columns 214, the spacing columns 214 play a supporting role, two adjacent disc bodies 212 of the spacing columns 214 cannot be attached together, gaps can be formed, the annular groove 211 is formed, and when the rope is wound, the rope can be directly wound on the spacing columns 214.

The motor 22 can be connected with the winding roll 21 through a transmission structure, in this embodiment, the output end of the motor 22 is provided with a first synchronous pulley, the winding roll 21 is fixed with a second synchronous pulley, the screws 213 sequentially penetrate through three of the disc bodies 212 and the second synchronous pulley, the first synchronous pulley and the second synchronous pulley are sleeved with a synchronous belt, the motor 22 drives the first synchronous pulley to rotate, and then the second synchronous pulley is pulled to rotate through the synchronous belt.

Generally, the fixed end of the cable on the winding roll 21 should be fixed on the winding roll 21 to rotate synchronously with the winding roll 21, so as not to be twisted off, if the cable is a cable such as a steel wire rope or a nylon rope which is not electrified, this can be achieved, if the cable is a cable such as a drag chain cable which needs to be electrified, the electric connection end of the cable cannot rotate all the time; therefore, the beam 11 is provided with the over-current slip ring 23 coaxial with the second synchronous pulley, the disc body 212 is provided with a through hole concentric with the second synchronous pulley, the cable passes through the through hole from the output of the over-current slip ring 23 and enters the annular groove 211, one end of the over-current slip ring 23 is immovable for connecting electricity, and the other end of the over-current slip ring 23 is connected with the cable in a rotatable manner, so that the fixed end of the cable can also rotate with the winding roll 21;

in this embodiment, the screws 213 for locking the disc 212 are plural and arranged circumferentially around the through hole, and the gap between two adjacent screws 213 allows the cable to pass through and connect with the electrical slip ring 23.

In order to facilitate the cable to smoothly enter the wire outlet hole 12 without scraping, a pulley 24 for guiding the cable to the wire outlet hole 12 is arranged below the wire winding disc 21, the cable abuts against a sliding groove of the pulley 24 and then enters the wire outlet hole 12, a horizontal blocking rod 25 is arranged above the wire outlet hole 12, the horizontal blocking rod 25 is parallel to the axis of the pulley 24, and the horizontal blocking rod 25 is matched with the pulley 24 and used for preventing the cable from separating from the sliding groove on the pulley 24.

Further, in order to stop the lifting of the external articles in time, a brake module for preventing the winding roll 21 from rotating is arranged in the box body 1; the brake module comprises a clamping rod 26, the clamping rod 26 is driven to stretch and retract through an electromagnet 27, and a plurality of grooves 28 matched with the clamping rod 26 are formed in the outer edge of the winding roll 21; generally, the jamming rod 26 is parallel to the axis of the winding roll 21, and can extend and retract along the axial direction of the winding roll 21 under the driving of the electromagnet 27, when the electromagnet 27 is not attracted, the jamming rod 26 will extend and be jammed in the groove 28, so as to prevent the winding roll 21 from rotating, when the electromagnet 27 is attracted, the jamming rod 26 retracts, the jamming rod 26 leaves the groove 28 and does not contact with the winding roll 21, and the winding roll 21 can rotate;

the expansion board 4 is provided with at least 4 relay interfaces e, the electromagnet 27 can be connected with the relay interfaces e, and the main control board 3 controls the adsorption of the electromagnet 27 by controlling the relay interfaces e.

In this embodiment, a limiting piece 5 is further disposed above the wire hole 12, the limiting piece 5 is connected to a limiting switch 6, a positioning piece (not shown) is disposed at a free end of the cable, the positioning piece can pass through the wire hole 12 to touch the limiting piece 5, the expansion board 4 is provided with limiting interfaces f corresponding to the driving interfaces a one to one, and the limiting switch 6 is connected to the limiting interfaces f;

when the peripheral articles rise to the limited height, the positioning piece penetrates through the wire outlet hole 12 and enters the box body 1 to touch the limiting sheet 5, the limiting switch 6 receives a signal, sends the signal to the motor 22 through the limiting interface f to stop running, and controls the electromagnet 27 to extend out of the clamping rod 26.

Because the box body 1 is internally provided with the plurality of rope winding and unwinding devices 2, the plurality of expansion plates 4 and the main control board 3 which are all parts capable of generating heat, the heat dissipation of the whole box body 1 is important, the two sides of the box body 1 along the length direction of the cross beam 11 are respectively provided with the fans 13, one fan 13 draws air into the box body 1, the other fan 13 draws air out of the box body 1, the heat is taken out of the box body 1 through the air flow, and due to the blocking effect of the cross beam 11, the air flow can not form direct current and can form turbulent flow, fully contacts with the heat-generating parts in the box body 1, takes the heat away, and the heat can be effectively dissipated; the expansion board 4 is provided with fan interfaces g, and the two fans 13 are connected with the fan interfaces g on the main end expansion board 4, so that the fans 13 can start to rotate as soon as the controller runs.

Furthermore, in order to improve the application of the lifting device, a light-emitting part 7 can be arranged on the outer wall of the box body 1, so that the box body 1 has a light effect, and can set off external articles, so that the whole light atmosphere is better; the light emitting member 7 may be separately disposed on a side surface of the box body 1, may also be separately disposed on a bottom surface of the box body 1, and may even be disposed on both the side surface and the bottom surface of the box body 1 to highlight a light effect of the box body 1.

Preferably, the luminous members 7 are arranged on the bottom surface of the box body 1 and correspond to the wire outlet holes 12 one by one, and the light source generated by the luminous members surrounds the wire outlet holes 12, so that the luminous effect of the peripheral articles can be set off and cannot be covered;

be equipped with the light interface h with drive interface a one-to-one on expansion board 4, illuminating part 7 is connected with light interface h, and expansion board 4 except driving control rope reel-up device 2, can also control the function of corresponding illuminating part 7, like this, expansion board 4 alright with control illuminating part 7, limit switch 6, the brake module etc. corresponding with rope reel-up device 2, the setting and the control of various spare parts when conveniently increasing and decreasing rope reel-up device 2.

Specifically, the light-emitting part 7 comprises a circuit board fixed on the box body 1, the circuit board is connected with a light interface h on the expansion board 4, a plurality of light-emitting diodes are arranged on the circuit board, the light-emitting diodes are connected end to form a rectangle, the middle part of the circuit board is hollowed, and a rope of the wire outlet 12 penetrates through the hollowed part; the luminous members 7 correspond to the wire outlet holes 12 one by one and are used for setting off the lighting effect of corresponding peripheral articles.

Preferably, the bottom surface of the box body 1 is provided with a reticular partition plate 14, the partition plate 14 divides the bottom surface into a plurality of lattices, and each lattice contains at least one luminous piece 7; the luminous pieces 7 of each grid can emit light sources with different colors, and the luminous effect is more attractive.

Preferably, the bottom surface of box 1 is equipped with and is used for covering the light guide cover 15 of light-emitting member 7, be equipped with on the light guide cover 15 with the wire hole 12 one-to-one crosses the line hole, light guide cover 15 makes light-emitting member 7 give out light more even, especially when light-emitting member 7 uses the check as the unit and sends out light, can be clear distinguish the light source colour of each check.

The light guide cover 15 can be made of light guide materials such as PVC materials, acrylic plates or PC plates; of course, the partitions 1414 may be made of the same light-guiding material as the light guide cover 15.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A controller of a multi-rope lifting device comprises a box body (1) and a plurality of rope winding and unwinding devices (2) positioned in the box body (1), the bottom surface of the box body (1) is provided with wire outlet holes (12) which are in one-to-one correspondence with the rope winding and unwinding devices (2), the free ends of the ropes on the rope winding and unwinding devices (2) penetrate out of the wire outlet holes (12) to be connected with external articles, it is characterized in that a main control board (3) and a plurality of expansion boards (4) are arranged in the box body (1), the expansion boards (4) are sequentially connected together to form a drive link, the expansion board (4) at one end of the drive link is a main end expansion board, the main end expansion board is connected with the main control board (3), the operation of each expansion board (4) is controlled by the main control board (3), and one expansion board (4) can drive the operation of a plurality of rope winding and unwinding devices (2).

2. The controller of the multi-rope lifting device according to claim 1, wherein the expansion board (4) is provided with a plurality of driving interfaces (a) and at least one communication interface (b), the driving interfaces (a) are connected with the rope winding and unwinding device (2), the expansion board (4) is connected in series through the communication interfaces (b) and is in communication connection with the main control board (3) through the communication interface (b) of the main-end expansion board.

3. The controller of a multi-rope lifting device according to claim 2, wherein a plurality of beams (11) are arranged side by side in the case (1), and the rope reel (2) comprises a wire reel (21) rotatably connected to the beams (11), and a motor (22) for driving the wire reel (21) to rotate; the expansion board (4) is provided with encoder interfaces (d) which are in one-to-one correspondence with the driving interfaces (a), and the corresponding driving interfaces (a) and the encoder interfaces (d) are connected to the same motor (22); the periphery of the winding roll (21) is sequentially provided with at least two annular grooves (211) with different widths along the axial direction of the winding roll for winding the cable.

4. A controller for a multi-cord lifting device according to claim 3, wherein said winding reel (21) comprises at least three coaxially arranged discs (212), and screws (213) are used to sequentially pass through three of said discs (212), and a spacer (214) is sleeved on the screw (213) between two adjacent discs (212) for spacing the two discs (212) to form an annular groove (211).

5. The controller of the multi-rope lifting device according to claim 2, wherein a limiting piece (5) is further disposed above the wire outlet (12), the limiting piece (5) is connected with a limiting switch (6), a positioning piece is disposed at a free end of the rope in a penetrating manner, the positioning piece can penetrate through the wire outlet (12) to touch the limiting piece (5), limiting interfaces (f) corresponding to the driving interfaces (a) in a one-to-one manner are disposed on the expansion plate (4), and the limiting switch (6) is connected with the limiting interfaces (f).

6. The controller of a multi-cord lifting device according to claim 3, wherein the case (1) is provided with fans (13) on both sides in the length direction of the cross member (11), one of the fans (13) drawing air into the case (1) and the other fan (13) drawing air out of the case (1); the expansion board (4) is provided with fan interfaces (g), and the two fans (13) are connected with the fan interfaces (g) on the main end expansion board (4).

7. The controller of the multi-rope lifting device according to claim 2, wherein the bottom surface of the box body (1) is provided with light emitting members (7) corresponding to the wire outlet holes (12) one by one, the expansion board (4) is provided with light interfaces (h) corresponding to the driving interfaces (a) one by one, and the light emitting members (7) are connected with the light interfaces (h).

8. Controller for a multi-cord lifting device according to claim 7, characterized in that the light source generated by the lighting element (7) surrounds the outlet opening (12).