CN213738268U - Intelligent auxiliary lifting equipment operating handle based on embedded technology - Google Patents

Abstract

An intelligent auxiliary lifting equipment operating handle based on embedded technology relates to the technical field of lifting equipment control, and comprises a connector, a connecting shaft, a rotary operating device, a lifting hook connecting device and a control system circuit board; a vertical connecting shaft is arranged at the center of the bottom of the connector, a rotating operation device is arranged on a shaft body of the connecting shaft, and a lifting hook connecting device is arranged at the bottom of the connecting shaft; the rotary operation device comprises a shell, a display screen, a shell seat and an operation handle, wherein the shell, the shell seat and the operation handle are sequentially and movably sleeved on the shaft body of the connecting shaft from top to bottom, the shell is correspondingly and fixedly connected with the shell seat, and the top of the shell is correspondingly connected with the bottom of the connecting head through a conductive sliding ring; an annular groove is formed in the center of the bottom of the shell seat, and a spring I is sleeved on a shaft body between the bottom of the connecting shaft corresponding to the annular groove and the top of the operating handle; the utility model discloses the current inconvenient problem of operating handle has effectively been solved.

Description

Intelligent auxiliary lifting equipment operating handle based on embedded technology

Technical Field

The utility model belongs to the technical field of hoisting equipment control technique and specifically relates to a lifting means operating handle is assisted to intelligence based on embedded technique is related to.

Background

As is known, an operating handle is used as a control part of a crane, and has become a development trend for simple, intelligent and reliable operation, and the conventional button type handle and rocker type master handle can only realize each action of the crane, and cannot effectively meet the characteristic requirements of the intelligent follow-up crane and monitor various information thereof, which is an urgent problem to be solved by technical personnel in the field;

chinese patent (publication No. CN 109927057A) discloses an intelligent power-assisted manipulator control system, which is characterized in that: the intelligent weighing device comprises a weighing sensor, a limit switch, a servo motor, a servo driver, a plc, a photoelectric sensor, a pull pressure sensor and a mode switching button, and has three operation modes including a handle mode, a suspension mode and a suspension unloading mode, so that the intelligent degree is improved to a certain extent, but the intelligent weighing device is still inconvenient to operate;

chinese patent (publication No. CN 111017779A) discloses a handle of an electric hoist, which is characterized in that: the display screen box comprises a main shaft, wherein a connecting plate, a display screen box, a connecting ring, a handle and a hanging ring are sequentially arranged on the main shaft from top to bottom; for the convenience of looking over the display screen, this patent main shaft top threaded connection's lock nut and the upper surface pressfitting of connecting plate, install the connection cylinder through the bolt on the connecting plate, there is the wire rope fixed axle with the coaxial setting of main shaft through thrust ball bearing interference fit in the connection cylinder, the main shaft can drive the display screen rotation promptly, nevertheless the bearing capacity who discovers this structure in the use is limited, the rotatory difficulty of display screen when the heavy load, and the later maintenance operation is complicated, it is extremely inconvenient to use.

Disclosure of Invention

In order to overcome not enough in the background art, the utility model discloses a supplementary lifting means operating handle of intelligence based on embedded technique.

In order to achieve the purpose, the utility model adopts the following technical scheme:

an intelligent auxiliary lifting equipment operating handle based on an embedded technology comprises a connector, a connecting shaft, a rotary operating device, a lifting hook connecting device and a control system circuit board; a vertical connecting shaft is arranged at the center of the bottom of the connector, a rotating operation device is arranged on a shaft body of the connecting shaft, and a lifting hook connecting device is arranged at the bottom of the connecting shaft; the rotary operation device comprises a shell, a display screen, a shell seat and an operation handle, wherein the shell, the shell seat and the operation handle are sequentially and movably sleeved on the shaft body of the connecting shaft from top to bottom, the shell is correspondingly and fixedly connected with the shell seat, and the top of the shell is correspondingly connected with the bottom of the connecting head through a conductive sliding ring;

the center of the bottom of the shell seat is provided with an annular groove, the top of the operating handle is correspondingly and movably inserted with the annular groove, a spring I is sleeved on a shaft body between the bottom of the connecting shaft corresponding to the annular groove and the top of the operating handle, a plurality of guide holes are annularly arranged at intervals on the outer side of the top of the operating handle corresponding to the spring I, and guide columns correspondingly and fixedly connected with the bottom of the annular groove are movably inserted in the guide holes; the connecting shaft is rotatably connected with a rotary table corresponding to the shaft body at the bottom of the operating handle, and a tension and compression sensor is arranged between the bottom of the operating handle and the top of the rotary table; a control system circuit board which is correspondingly connected with the conductive slip ring in a signal mode is arranged in the cavity of the shell, the pull-press sensor is correspondingly connected with the control system circuit board in a signal mode, the control system circuit board is integrated with a pull-press detection circuit, a key detection circuit, a 458 communication circuit, a digital display circuit, a power supply circuit and an external interface, and the external interface is correspondingly and electrically connected with the control system circuit board through the conductive slip ring; one side of the shell is provided with a display screen which is in signal connection with the control system circuit board correspondingly, and a plurality of operation keys are arranged on the outer side of the shell corresponding to the display screen at intervals.

Preferably, the lifting hook connecting device comprises a connecting seat, a connecting rod and a connecting cap, the top of the connecting seat corresponds to the bottom of the connecting shaft in a fastening connection, and the top of the connecting rod corresponds to the bottom of the connecting seat in a movable clamping connection through the connecting cap.

Preferably, a thrust ball bearing is arranged between the connecting rod and the connecting cap.

Preferably, SPI communication is adopted between the display screen and the control system circuit board, and a 485 communication circuit of the control system circuit board adopts a Modbus communication protocol.

Preferably, the connecting shaft is sleeved with a spring II corresponding to the shaft body between the bottom of the operating handle and the top of the turntable.

Preferably, the shell is provided with four operation keys of up, down, confirmation and exit.

Preferably, the top of the connector is provided with a weighing sensor.

Preferably, an emergency stop switch is arranged above the shell corresponding to the display screen.

Preferably, the shell is provided with an indicator lamp near the top, and the control system circuit board is integrated with an indicator lamp driving circuit.

Preferably, the handle body of the operating handle is provided with a photoelectric sensor, and a photoelectric signal detection circuit is integrated on a control system circuit board.

Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:

the utility model discloses an intelligent auxiliary lifting equipment operating handle based on embedded technology, simple structure, easy assembly, lower production cost, the central position of the bottom of the connector is provided with a vertical connecting shaft, namely the connecting shaft can be integrated with the connector or fastened and connected through a bolt, thereby effectively improving the structural strength and the bearing capacity; one side of the shell is provided with a display screen which is in signal connection with the conductive slip ring correspondingly, namely, the display screen can be supplied with power and provide various parameter signals of the hoisting equipment through the conductive slip ring, various parameters of the hoisting equipment are displayed through the display screen, so that an operator can conveniently and timely make corresponding adjustment operation, and meanwhile, the shell can freely rotate 360 degrees around the connecting shaft, so that the operator can conveniently check the display parameters; the shell is provided with an upper operation key, a lower operation key, an affirmation key and a quit key, namely, an operator can adjust system parameters or switch working modes through the operation keys, the working modes comprise a locking mode, a holding mode, a manual mode, a inching mode, a suspension mode and a homing mode, and the shell is simple to operate and convenient to use.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a rotary operation device;

FIG. 3 is a schematic view of the hook attachment means;

fig. 4 is a schematic diagram of the connection of the control system circuit board.

In the figure: 1. a connector; 2. a connecting shaft; 3. a rotation operation device; 3-1, a shell; 3-2, displaying screen; 3-3, a shell seat; 3-4, operating a handle; 3-5, ring grooves; 3-6, a spring I; 3-7, a guide hole; 3-8, guide posts; 3-9, pulling and pressing the sensor; 3-10, conductive slip ring; 3-11, a turntable; 3-12 and a spring II; 3-13, operating a key; 4. a hook connecting device; 4-1, a connecting seat; 4-2, connecting rod; 4-3, connecting a cap; 4-4, a thrust ball bearing; 5. a control system circuit board; 6. a scram switch; 7. a photosensor; 8. a weighing sensor; 9. and an indicator light.

Detailed Description

The invention will be explained in more detail by the following examples, which disclose the invention and are intended to protect all technical improvements within the scope of the invention.

With reference to fig. 1-4, an intelligent auxiliary lifting equipment operating handle based on an embedded technology comprises a connector 1, a connecting shaft 2, a rotary operating device 3, a lifting hook connecting device 4 and a control system circuit board 5; the center of the bottom of the connector 1 is provided with a vertical connecting shaft 2, namely, the connecting shaft 2 can be correspondingly fastened and connected with the connector 1 in an integrated structure or through bolts, the structural strength is effectively improved, and the bearing capacity is improved, the shaft body of the connecting shaft 2 is provided with a rotary operating device 3, the bottom of the connecting shaft 2 is provided with a lifting hook connecting device 4, namely, the top of the connector 1 can be correspondingly fastened and connected with a lifting steel wire rope of lifting equipment when in use, a lifting hook is arranged at the bottom of the lifting hook connecting device 4, and the lifting operation of the lifting equipment is controlled through the rotary operating device 3;

the rotary operation device 3 comprises a shell 3-1, a display screen 3-2, a shell base 3-3 and an operation handle 3-4, wherein the shell 3-1, the shell base 3-3 and the operation handle 3-4 are sequentially and movably sleeved on a shaft body of the connecting shaft 2 from top to bottom, the shell 3-1 is correspondingly and fixedly connected with the shell base 3-3, the top of the shell 3-1 is correspondingly connected with the bottom of the connector 1 through a conductive sliding ring 3-10, namely the rotary operation device 3 can be correspondingly connected with a controller of the hoisting equipment through the conductive sliding ring 3-10 in a signal control manner; the center of the bottom of the shell seat 3-3 is provided with an annular groove 3-5, the top of the operating handle 3-4 is correspondingly movably inserted with the annular groove 3-5, a spring I3-6 is sleeved on a shaft body between the bottom of the annular groove 3-5 corresponding to the connecting shaft 2 and the top of the operating handle 3-4, a plurality of guide holes 3-7 are annularly arranged at the outer side of the spring I3-6 corresponding to the top of the operating handle 3-4, guide columns 3-8 correspondingly and fixedly connected with the bottom of the annular groove 3-5 are movably inserted in the guide holes 3-7, namely, the operating handle 3-4 can axially move along the connecting shaft 2;

the connecting shaft 2 is rotatably connected with rotary tables 3-11 corresponding to the shaft body at the bottom of the operating handle 3-4, a tension and compression sensor 3-9 is arranged between the bottom of the operating handle 3-4 and the top of the rotary table 3-11, and the tension and compression sensor 3-9 is in signal connection with a conductive slip ring 3-10 correspondingly, namely, an operator can tightly hold the operating handle 3-4 when using the electric tool, the tension and compression sensor 3-9 generates a tension signal by pulling up the operating handle 3-4, and on the contrary, when the operator presses down the operating handle 3-4, the tension and compression sensor 3-9 generates a pressure signal; according to the requirement, the tension and compression sensors 3-9 are S-shaped tension and compression sensors; a spring II 3-12 is sleeved on the shaft body of the connecting shaft 2 between the bottom of the operating handle 3-4 and the top of the rotary table 3-11, so that the operating handle 3-4 can be in a suspension state through the spring I3-6 and the spring II 3-12, and the comfort level of an operator during operation is improved;

a control system circuit board 5 which is correspondingly connected with the conductive sliding ring 3-10 in a signal mode is arranged in the cavity of the shell 3-1, the control system circuit board 5 is integrated with a pull pressure detection circuit, a key detection circuit, a 458 communication circuit, a digital display circuit, a power circuit and an external interface, the external interface consists of a 485 communication line and a 24V power line, and the external interface is correspondingly and electrically connected with the control system circuit board 5 through the conductive sliding ring 3-10, wherein the 485 communication interface is used for data interaction between the control system circuit board 5 and a starting and resetting controller, a Modbus communication protocol is adopted, the control system circuit board 5 is a host, and the starting and resetting controller is a slave; the tension and compression sensor 3-9 is in corresponding signal connection with the control system circuit board 5, and one side of the shell 3-1 is provided with a display screen 3-2 in corresponding signal connection with the control system circuit board 5; according to the requirement, SPI communication is adopted between the display screen 3-2 and the control system circuit board 5, namely, various parameters of the hoisting equipment can be displayed through the display screen 3-2, so that an operator can conveniently perform corresponding adjustment operation in time, and meanwhile, the shell 3-1 can freely rotate for 360 degrees around the connecting shaft 2, so that the operator can conveniently check the display parameters; a plurality of operation keys 3-13 are annularly arranged on the shell 3-1 corresponding to the outer side of the display screen 3-2 at intervals; according to the requirement, the shell 3-1 is provided with four operation keys 3-13, namely an operator can adjust system parameters or switch working modes through the operation keys 3-13, wherein the working modes comprise a locking mode, a hand-holding mode, a manual mode, a inching mode, a suspension mode and a homing mode, and the locking mode prohibits the hoisting equipment from acting; in the hand-holding mode, the actual operation force is calculated according to the acquisition tension and compression sensors 3-9 to control the running speed and direction of the object; the inching mode controls the running speed, direction and distance of the object according to the preset running distance and inching speed; the suspension mode is that an operator can move the object to any position by applying upward or downward force to the operating handles 3-4; in the homing mode, the hoisting equipment automatically and quickly returns to a preset position according to a preset homing position and homing speed;

in addition, the lifting hook connecting device 4 comprises a connecting seat 4-1, a connecting rod 4-2 and a connecting cap 4-3, the top of the connecting seat 4-1 is correspondingly and fixedly connected with the bottom of the connecting shaft 2, the top of the connecting rod 4-2 is correspondingly and movably clamped with the bottom of the connecting seat 4-1 through the connecting cap 4-3, namely, the connecting rod 4-2 can axially rotate, so that a lifting steel wire rope of lifting equipment is prevented from being twisted and wound; according to the requirement, a thrust ball bearing 4-4 is arranged between the connecting rod 4-2 and the connecting cap 4-3, namely the connecting rod 4-2 can be ensured to rotate flexibly through the thrust ball bearing 4-4; the handle body of the operating handle 3-4 is provided with the photoelectric sensor 7, and the control system circuit board 5 is integrated with a photoelectric signal detection circuit, namely whether an operator grips the operating handle 3-4 or not can be detected through the photoelectric sensor 7, and when the operator grips the operating handle 3-4, the lifting mechanism of the lifting equipment can be controlled by pulling up or pressing down the operating handle 3-4, so that the lifting equipment is prevented from being controlled by signals sent by the pulling and pressing sensor 3-9 accidentally; the top of the connector 1 is provided with the weighing sensor 8, so that the weight of a lifted heavy object can be measured through the weighing sensor 8, and safety accidents caused by overload lifting are avoided; an emergency stop switch 6 is arranged above the shell 3-1 corresponding to the display screen 3-2, namely emergency braking can be performed through the emergency stop switch 6 to deal with emergency situations; the outer side of the shell 3-1 is wrapped with a rubber protective sleeve which can effectively protect the shell 3-1 and the display screen 3-2; the shell 3-1 is provided with an indicator lamp 9 near the top, the control system circuit board 5 is integrated with an indicator lamp driving circuit, the indicator lamp 9 is composed of a green operation lamp and a red alarm fault lamp, the green operation indicator lamp continuously flickers at the frequency of 1HZ after the control system circuit board 5 is powered on and operated, and the red indicator lamp is turned on when the system alarms and fails.

When the intelligent auxiliary lifting equipment operating handle based on the embedded technology is implemented, the top of the connector 1 is correspondingly fastened and connected with a lifting steel wire rope of lifting equipment when in use, a lifting hook is arranged at the bottom of the lifting hook connecting device 4, and the lifting equipment can be manually controlled by operating buttons 3-13 in a manual mode; an operator can adjust system parameters or switch working modes through operating the keys 3-13, wherein the working modes comprise a locking mode, a hand-holding mode, a manual mode, a inching mode, a suspension mode and a homing mode, and the locking mode forbids the hoisting equipment to act; in the hand-holding mode, the actual operation force is calculated according to the acquisition tension and compression sensors 3-9 to control the running speed and direction of the object; the inching mode controls the running speed, direction and distance of the object according to the preset running distance and inching speed; the suspension mode is that an operator can move the object to any position by applying upward or downward force to the operating handles 3-4; and in the homing mode, the hoisting equipment automatically and quickly returns to the preset position according to the preset homing position and homing speed.

The part of the utility model not detailed is prior art.

Claims (10)

1. The utility model provides an intelligence auxiliary lifting equipment operating handle based on embedded technique which characterized by: comprises a connector (1), a connecting shaft (2), a rotary operating device (3), a lifting hook connecting device (4) and a control system circuit board (5); a vertical connecting shaft (2) is arranged at the center of the bottom of the connecting head (1), a rotating operation device (3) is arranged on the shaft body of the connecting shaft (2), and a lifting hook connecting device (4) is arranged at the bottom of the connecting shaft (2); the rotary operating device (3) comprises a shell (3-1), a display screen (3-2), a shell seat (3-3) and an operating handle (3-4), the shell (3-1), the shell seat (3-3) and the operating handle (3-4) are sequentially and movably sleeved on a shaft body of the connecting shaft (2) from top to bottom, the shell (3-1) and the shell seat (3-3) are correspondingly and fixedly connected, and the top of the shell (3-1) is correspondingly connected with the bottom of the connector (1) through a conductive sliding ring (3-10);

an annular groove (3-5) is formed in the center of the bottom of the shell seat (3-3), the top of the operating handle (3-4) is correspondingly movably inserted into the annular groove (3-5), a spring I (3-6) is sleeved on a shaft body between the bottom of the connecting shaft (2) corresponding to the annular groove (3-5) and the top of the operating handle (3-4), a plurality of guide holes (3-7) are annularly arranged at intervals on the outer side of the top of the operating handle (3-4) corresponding to the spring I (3-6), and guide columns (3-8) which are correspondingly fixedly connected with the bottom of the annular groove (3-5) are movably inserted into the guide holes (3-7); the connecting shaft (2) is rotatably connected with a rotary table (3-11) corresponding to the shaft body at the bottom of the operating handle (3-4), and a tension and compression sensor (3-9) is arranged between the bottom of the operating handle (3-4) and the top of the rotary table (3-11); a control system circuit board (5) which is in corresponding signal connection with the conductive sliding ring (3-10) is arranged in the cavity of the shell (3-1), the pull-press sensor (3-9) is in corresponding signal connection with the control system circuit board (5), the control system circuit board (5) is integrated with a pull-press detection circuit, a key detection circuit, a 458 communication circuit, a digital display circuit, a power supply circuit and an external interface, and the external interface is correspondingly and electrically connected with the control system circuit board (5) through the conductive sliding ring (3-10); one side of the shell (3-1) is provided with a display screen (3-2) which is correspondingly connected with the control system circuit board (5) through signals, and a plurality of operation keys (3-13) are arranged on the outer side of the shell (3-1) corresponding to the display screen (3-2) in a spaced and surrounding mode.

2. The intelligent auxiliary lifting equipment operating handle based on embedded technology as claimed in claim 1, wherein: the lifting hook connecting device (4) comprises a connecting seat (4-1), a connecting rod (4-2) and a connecting cap (4-3), the top of the connecting seat (4-1) is correspondingly and fixedly connected with the bottom of the connecting shaft (2), and the top of the connecting rod (4-2) is correspondingly movably clamped with the bottom of the connecting seat (4-1) through the connecting cap (4-3).

3. The intelligent auxiliary lifting equipment operating handle based on embedded technology as claimed in claim 2, wherein: a thrust ball bearing (4-4) is arranged between the connecting rod (4-2) and the connecting cap (4-3).

4. The intelligent auxiliary lifting equipment operating handle based on embedded technology as claimed in claim 1, wherein: SPI communication is carried out between the display screen (3-2) and the control system circuit board (5), and a 485 communication circuit of the control system circuit board (5) adopts a Modbus communication protocol.

5. The intelligent auxiliary lifting equipment operating handle based on embedded technology as claimed in claim 1, wherein: the connecting shaft (2) is sleeved with a spring II (3-12) corresponding to a shaft body between the bottom of the operating handle (3-4) and the top of the rotating disc (3-11).

6. The intelligent auxiliary lifting equipment operating handle based on embedded technology as claimed in claim 1, wherein: the shell (3-1) is provided with an upper operation key, a lower operation key, an affirmation key and a quit key (3-13).

7. The intelligent auxiliary lifting equipment operating handle based on embedded technology as claimed in claim 1, wherein: an emergency stop switch (6) is arranged above the shell (3-1) corresponding to the display screen (3-2).

8. The intelligent auxiliary lifting equipment operating handle based on embedded technology as claimed in claim 1, wherein: the top of connector (1) is equipped with weighing sensor (8).

9. The intelligent auxiliary lifting equipment operating handle based on embedded technology as claimed in claim 1, wherein: an indicator lamp (9) is arranged at the position, close to the top, of the shell (3-1), and an indicator lamp driving circuit is integrated on the control system circuit board (5).

10. The intelligent auxiliary lifting equipment operating handle based on embedded technology as claimed in claim 1, wherein: the handle body of the operating handle (3-4) is provided with a photoelectric sensor (7), and a photoelectric signal detection circuit is integrated on the control system circuit board (5).

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