CN211470573U - Safety protection device for hoisting machinery - Google Patents
Safety protection device for hoisting machinery Download PDFInfo
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- CN211470573U CN211470573U CN202020097358.1U CN202020097358U CN211470573U CN 211470573 U CN211470573 U CN 211470573U CN 202020097358 U CN202020097358 U CN 202020097358U CN 211470573 U CN211470573 U CN 211470573U
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- controller
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Abstract
The utility model relates to a hoisting machinery technical field especially relates to a hoisting machinery safety device. When the hoisting machine is used, an operator can control the hoisting machine to work when standing on the ground, the potential safety hazard that the operator works at high altitude is reduced, and the use is convenient and simple. The device comprises a controller, a remote controller receiving module, a remote controller, a position sensor, two sliding bases, two main supporting frames, a supporting beam, a protective guard and a power sliding plate, wherein rollers are respectively arranged on two sides of the lower surface of the power sliding plate; the lower ends of the two main supporting frames are respectively fixedly arranged on the two sliding bases one by one, two ends of the lower surface of the supporting beam are respectively fixedly connected to the upper ends of the two main supporting frames, the guard rail is arranged on the outer side of the upper surface of the supporting beam, a steel rope shifting hole is vertically arranged along the central line of the upper surface of the supporting beam, and main sliding rails are arranged on the upper surfaces of the supporting beams on the front side and the rear side of the steel rope shifting hole.
Description
Technical Field
The utility model relates to a hoisting machinery technical field especially relates to a hoisting machinery safety device.
Background
When the existing hoisting machinery is used, an operator climbs onto a supporting beam to control the hoisting machinery. The operator climbs to the supporting beam and operates hoisting machinery, so that potential safety hazards exist, the use cost is high, and the use is not convenient.
SUMMERY OF THE UTILITY MODEL
The utility model relates to a solve the above-mentioned not enough that current hoisting machinery exists, provide one kind and stood and just can control hoisting machinery work subaerial when using hoisting machinery the operator, reduced the potential safety hazard of operator at high altitude work, convenient to use is simple, a hoisting machinery safety device that the reliability is high.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a safety protection device for hoisting machinery comprises a controller, a remote controller receiving module, a remote controller, a position sensor, two sliding bases, two main support frames, a support cross beam, guard rails and power sliding plates, wherein the two sides of the lower surface of each power sliding plate are respectively provided with a roller;
the lower ends of the two main support frames are respectively fixedly arranged on the two sliding bases one by one, the two ends of the lower surface of the supporting beam are respectively and fixedly connected with the upper ends of the two main support frames, the guard rail is arranged on the outer side of the upper surface of the supporting beam, a steel rope shifting hole is vertically arranged along the central line of the upper surface of the supporting beam, main slide rails are arranged on the upper surface of the supporting beam at the front side and the rear side of the steel rope shifting hole, limit stop blocks are arranged at the two ends of the main slide rails, rollers at the two sides of the lower surface of the power slide plate are respectively and rollingly connected on the two main slide rails at the front side and the rear side of the steel rope shifting hole, a crane is arranged on the power slide,
the power sliding plate comprises a horizontal bottom plate and a pot-shaped reinforcing plate, wherein the lower surface of the horizontal bottom plate is fixedly connected to a rotating shaft of the roller through a plurality of connecting blocks, the pot-shaped reinforcing plate is in an inverted pot shape, and an opening at the lower end of the pot-shaped reinforcing plate is fixedly connected to the upper surface of the horizontal bottom plate in a welded mode; the crane is fixed on the upper surface of the pot-shaped reinforcing plate;
the middle parts of the pot-shaped reinforcing plate and the horizontal plate are provided with vertical through holes, and the central lines of the vertical through holes and the central lines of the steel rope displacement holes are in the same vertical plane;
a steel rope is arranged at the hoisting end of the crane, the lower end of the steel rope penetrates downwards from the vertical through hole and the steel rope displacement hole and then is arranged below the supporting beam, a lifting hook is arranged at the lower end of the steel rope, a fixing buckle is arranged at the upper end of the lifting hook, an anti-tripping buckle is arranged on the fixing buckle, and the anti-tripping buckle is connected with the fixing buckle through a rotating shaft;
the front side wall and the rear side wall of the power sliding plate are respectively provided with an upper outer support block outwards, the lower surface of each upper outer support block is respectively provided with a plurality of upper lamp holes and a plurality of upper switch holes, each upper lamp hole is respectively provided with an upper lamp which vertically irradiates downwards, and each upper switch hole is respectively provided with a normally open upper photoelectric induction switch;
side sliding rails with T-shaped sections are transversely arranged on the front side wall and the rear side wall of the supporting cross beam respectively, and the side sliding rails are arranged in parallel with the main sliding rails;
the two side sliding rails are respectively and independently provided with a side power block, the upper surface of each side power block is respectively provided with a plurality of lower lamp holes and a plurality of lower switch holes, a lower lamp which irradiates vertically upwards is respectively arranged in each lower lamp hole, and a normally-open lower photoelectric induction switch is respectively arranged in each lower switch hole;
when the upper outer support block and the side power block are aligned up and down, the lower lamp and the upper photoelectric sensing switch are arranged in a one-to-one opposite mode, and light emitted by the lower lamp can be received by the opposite upper photoelectric sensing switch, so that the corresponding upper photoelectric sensing switch is closed; the upper lamp and the lower photoelectric inductive switches are also arranged in a one-to-one opposite mode, and the lamp light emitted by the upper lamp can be received by the opposite lower photoelectric inductive switches, so that the corresponding lower photoelectric inductive switches are closed;
a ground line lamp is respectively arranged on the lower surface of each side power block;
the control end of the crane, the control end of each sliding base, the control end of the power sliding plate, the control end of each upper lamp, the control end of each lower lamp, the control end of each ground line lamp, the control end of each side power block and a remote controller receiving module are respectively connected with the controller, and the remote controller is connected with the controller through the remote controller receiving module;
the position sensor is connected with the controller, and a series switch group formed by sequentially connecting each upper photoelectric sensing switch and each lower photoelectric sensing switch in series is connected in series with a circuit connecting the position sensor and the controller.
In use, an operator stands on the ground.
Firstly, an operator sends a command for moving the sliding base and a command for moving the power sliding plate to the controller respectively through a remote controller, the crane is positioned right above a lifted cargo, then the remote controller sends a command for lifting the crane to the controller, and then the crane lifts the cargo under the control of the controller;
then the operator station sends an instruction for lighting the ground line lamp to the controller by using a remote controller, and then the ground line lamp is lighted under the control of the controller;
then the operator station sends an instruction for moving and positioning the side power block to the controller by using a remote controller, the side power block moves to a set position on the side slide rail towards the left or the right under the control of the controller, the set position and the position where the goods need to be placed are on the same vertical plane, and the position where the goods need to be placed on the ground is just fallen on a certain section of a bright line irradiated on the ground by the ground line lamp.
The operator then uses the remote control to command the controller to move the slide base so that the support beam is positioned directly above the location where the hoisted cargo is to be placed on the ground.
Then the operator sends an instruction for moving the power slide plate to the controller by using the remote controller, so that the crane is positioned right above the position where the lifted goods need to be placed on the ground, and the power slide plate stops moving when the upper and outer blocks and the side power block are in up-and-down alignment.
When the upper outer block and the side power block are aligned up and down, each normally-open lower photoelectric sensing switch is closed, each normally-open upper photoelectric sensing switch is also closed, so that a circuit between the controller and the position sensor is communicated, the controller can receive position signals uploaded by the position sensor, and after the controller receives the position signals uploaded by the position sensor, the controller immediately gives a power slide stop instruction, and the power slide stops randomly.
Then, a remote controller sends an instruction for unloading the crane to the controller, and the crane unloads the goods under the control of the controller; the goods are then discharged to the desired location.
When the lifting machine is used, an operator can control the lifting machine to work when standing on the ground, the potential safety hazard that the operator works at high altitude is reduced, and the lifting machine is convenient and simple to use and high in reliability.
Preferably, one upper photoelectric sensing switch is arranged on each upper outer block, and two upper lamps are arranged on each upper outer block; the lower photoelectric sensing switches on each side power block are respectively two, and the upper lamp on each side power block is respectively one.
The structure has strong anti-interference performance and good reliability.
Preferably, the rotating shafts positioned at two sides of each roller are respectively and fixedly connected with connecting blocks, and the upper surface of each connecting block is respectively and fixedly connected to the lower surface of the horizontal bottom plate. The fastness is good, and the reliability is high.
The utility model discloses can reach following effect:
the utility model discloses a hoist and crane safety device operator stands when using hoist and crane and just can control hoist and crane machinery work subaerial, has reduced the potential safety hazard of operator at high altitude work, and convenient to use is simple, and the reliability is high.
Drawings
Fig. 1 is a schematic view of a connection structure of the present invention.
Fig. 2 is a schematic view of a connection structure of the hook of the present invention.
Fig. 3 is a schematic view of a cross-sectional connection structure of the present invention without a guard rail.
Fig. 4 is a schematic view of a side-view connection structure of the present invention.
Fig. 5 is a schematic block diagram of a circuit principle connection structure of the present invention.
Detailed Description
The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.
In the embodiment, a safety protection device for lifting machinery is shown in fig. 1-5, and comprises a controller 34, a remote controller receiving module 36, a remote controller 35, a position sensor 37, two sliding bases 1, two main supporting frames 2, a supporting beam 3, a protective guard 4 and a power sliding plate 7, wherein two sides of the lower surface of the power sliding plate are respectively provided with a roller 8;
the lower ends of the two main supporting frames are respectively fixedly arranged on the two sliding bases one by one, the two ends of the lower surface of the supporting beam are respectively fixedly connected with the upper ends of the two main supporting frames, the guard rail is arranged on the outer side of the upper surface of the supporting beam, a steel rope shifting hole 16 is vertically arranged along the central line of the upper surface of the supporting beam, main slide rails 5 are arranged on the upper surfaces of the supporting beam at the front side and the rear side of the steel rope shifting hole, limit stops 10 are arranged at the two ends of the main slide rails, rollers at the two sides of the lower surface of the power slide plate are respectively connected on the two main slide rails at the front side and the rear side of the steel rope shifting hole in a rolling manner, a crane 19 is arranged on the power slide plate,
the power slide plate comprises a horizontal bottom plate 11 and a pot-shaped reinforcing plate 6, wherein the lower surface of the horizontal bottom plate is fixedly connected to a rotating shaft 31 of the roller through a plurality of connecting blocks 18, the pot-shaped reinforcing plate is in an inverted pot shape, and an opening at the lower end of the pot-shaped reinforcing plate is fixedly connected to the upper surface of the horizontal bottom plate in a welding mode; the crane is fixed on the upper surface of the pot-shaped reinforcing plate;
the middle parts of the pot-shaped reinforcing plate and the horizontal plate are provided with vertical through holes 21, and the central lines of the vertical through holes and the central lines of the steel rope displacement holes are in the same vertical plane;
a steel rope 17 is arranged at the hoisting end 20 of the crane, the lower end of the steel rope is arranged below the supporting beam after downwards penetrating through the vertical through hole and the steel rope displacement hole, a lifting hook 12 is arranged at the lower end of the steel rope, a fixing buckle 13 is arranged at the upper end of the lifting hook, an anti-tripping buckle 15 is arranged on the fixing buckle, and the anti-tripping buckle and the fixing buckle are connected through a rotating shaft 14;
the front side wall and the rear side wall of the power sliding plate are respectively provided with an upper outer support block 25 outwards, the lower surface of each upper outer support block is respectively provided with a plurality of upper lamp holes and a plurality of upper switch holes, each upper lamp hole is respectively provided with an upper lamp 22 which vertically irradiates downwards, and each upper switch hole is respectively provided with a normally open upper photoelectric induction switch 32;
the front side wall and the rear side wall of the supporting beam are respectively and transversely provided with a side sliding rail 23 with a T-shaped section, and the side sliding rails are arranged in parallel with the main sliding rail;
the two side sliding rails are respectively and independently provided with a side power block 24, the upper surface of each side power block is respectively provided with a plurality of lower lamp holes and a plurality of lower switch holes, a lower lamp 26 which vertically irradiates upwards is respectively arranged in each lower lamp hole, and a normally-open lower photoelectric induction switch 27 is respectively arranged in each lower switch hole;
when the upper outer support block and the side power block are aligned up and down, the lower lamp and the upper photoelectric sensing switch are arranged in a one-to-one opposite mode, and the light 33 emitted by the lower lamp can be received by the opposite upper photoelectric sensing switch, so that the corresponding upper photoelectric sensing switch is closed; the upper lamp and the lower photoelectric sensing switches are also arranged in a one-to-one opposite manner, and the light 33 emitted by the upper lamp can be received by the opposite lower photoelectric sensing switches, so that the corresponding lower photoelectric sensing switches are closed;
a ground line lamp 28 is respectively arranged on the lower surface of each side power block;
the control end of the crane, the control end of each sliding base, the control end of the power sliding plate, the control end of each upper lamp, the control end of each lower lamp, the control end of each ground line lamp, the control end of each side power block and a remote controller receiving module are respectively connected with the controller, and the remote controller is connected with the controller through the remote controller receiving module;
the position sensor is connected with the controller, and a series switch group formed by sequentially connecting each upper photoelectric sensing switch and each lower photoelectric sensing switch in series is connected in series with a circuit connecting the position sensor and the controller.
The upper photoelectric sensing switches on each upper outer block are respectively one, and the upper lamps on each upper outer block are respectively two; the lower photoelectric sensing switches on each side power block are respectively two, and the upper lamp on each side power block is respectively one.
The rotating shafts 31 on two sides of each roller are respectively and fixedly connected with the connecting blocks 18, and the upper surface of each connecting block is respectively and fixedly connected to the lower surface of the horizontal bottom plate.
The main support frame, the supporting cross beam and the power slide plate are all made of steel frames, and the main support frame and the supporting cross beam are fixed through welding.
The limit stop is fixed on the supporting cross beam through a screw, and the main slide rail is fixed on the supporting cross beam through a bolt.
The crane is fixed on the upper surface of the pot-shaped reinforcing plate of the power sliding plate through bolts, and the dustproof protective cover is fixed on the power sliding plate through screws.
The guard rail is fixed on the supporting beam through bolts.
The model of the controller is KY02S, and the controller is fixed in the dustproof protection cover through screws.
In use, an operator stands on the ground.
Firstly, an operator sends a command for moving the sliding base and a command for moving the power sliding plate to the controller respectively through a remote controller, the crane is positioned right above a lifted cargo, then the remote controller sends a command for lifting the crane to the controller, and then the crane lifts the cargo under the control of the controller;
then the operator station sends an instruction for lighting the ground line lamp to the controller by using a remote controller, and then the ground line lamp is controlled by the controller to light 29;
then the operator station sends an instruction for moving and positioning the side power block to the controller by using a remote controller, the side power block moves to a set position on the side slide rail towards the left or the right under the control of the controller, the set position and the position where the goods need to be placed are on the same vertical plane, and the position where the goods need to be placed on the ground is located on a certain section of the bright line 30 irradiated on the ground by the ground line lamp.
The operator then uses the remote control to command the controller to move the slide base so that the support beam is positioned directly above the location where the hoisted cargo is to be placed on the ground.
Then the operator sends an instruction for moving the power slide plate to the controller by using the remote controller, so that the crane is positioned right above the position where the lifted goods need to be placed on the ground, and the power slide plate stops moving when the upper and outer blocks and the side power block are in up-and-down alignment.
When the upper outer block and the side power block are aligned up and down, each normally-open lower photoelectric sensing switch is closed, each normally-open upper photoelectric sensing switch is also closed, so that a circuit between the controller and the position sensor is communicated, the controller can receive position signals uploaded by the position sensor, and after the controller receives the position signals uploaded by the position sensor, the controller immediately gives a power slide stop instruction, and the power slide stops randomly.
Then, a remote controller sends an instruction for unloading the crane to the controller, and the crane unloads the goods under the control of the controller; the goods are then discharged to the desired location.
The embodiment can control the hoisting machinery to work when an operator stands on the ground when the hoisting machinery is used, reduces the potential safety hazard of the operator working at high altitude, and has the advantages of convenient and simple use and high reliability.
Claims (3)
1. A safety protection device for lifting machinery is characterized by comprising a controller, a remote controller receiving module, a remote controller, a position sensor, two sliding bases, two main support frames, a support cross beam, a protective guard and a power sliding plate, wherein rollers are respectively arranged on two sides of the lower surface of the power sliding plate;
the lower ends of the two main support frames are respectively fixedly arranged on the two sliding bases one by one, the two ends of the lower surface of the supporting beam are respectively and fixedly connected with the upper ends of the two main support frames, the guard rail is arranged on the outer side of the upper surface of the supporting beam, a steel rope shifting hole is vertically arranged along the central line of the upper surface of the supporting beam, main slide rails are arranged on the upper surface of the supporting beam at the front side and the rear side of the steel rope shifting hole, limit stop blocks are arranged at the two ends of the main slide rails, rollers at the two sides of the lower surface of the power slide plate are respectively and rollingly connected on the two main slide rails at the front side and the rear side of the steel rope shifting hole, a crane is arranged on the power slide,
the power sliding plate comprises a horizontal bottom plate and a pot-shaped reinforcing plate, wherein the lower surface of the horizontal bottom plate is fixedly connected to a rotating shaft of the roller through a plurality of connecting blocks, the pot-shaped reinforcing plate is in an inverted pot shape, and an opening at the lower end of the pot-shaped reinforcing plate is fixedly connected to the upper surface of the horizontal bottom plate in a welded mode; the crane is fixed on the upper surface of the pot-shaped reinforcing plate;
the middle parts of the pot-shaped reinforcing plate and the horizontal plate are provided with vertical through holes, and the central lines of the vertical through holes and the central lines of the steel rope displacement holes are in the same vertical plane;
a steel rope is arranged at the hoisting end of the crane, the lower end of the steel rope penetrates downwards from the vertical through hole and the steel rope displacement hole and then is arranged below the supporting beam, a lifting hook is arranged at the lower end of the steel rope, a fixing buckle is arranged at the upper end of the lifting hook, an anti-tripping buckle is arranged on the fixing buckle, and the anti-tripping buckle is connected with the fixing buckle through a rotating shaft;
the front side wall and the rear side wall of the power sliding plate are respectively provided with an upper outer support block outwards, the lower surface of each upper outer support block is respectively provided with a plurality of upper lamp holes and a plurality of upper switch holes, each upper lamp hole is respectively provided with an upper lamp which vertically irradiates downwards, and each upper switch hole is respectively provided with a normally open upper photoelectric induction switch;
side sliding rails with T-shaped sections are transversely arranged on the front side wall and the rear side wall of the supporting cross beam respectively, and the side sliding rails are arranged in parallel with the main sliding rails;
the two side sliding rails are respectively and independently provided with a side power block, the upper surface of each side power block is respectively provided with a plurality of lower lamp holes and a plurality of lower switch holes, a lower lamp which irradiates vertically upwards is respectively arranged in each lower lamp hole, and a normally-open lower photoelectric induction switch is respectively arranged in each lower switch hole;
when the upper outer support block and the side power block are aligned up and down, the lower lamp and the upper photoelectric sensing switch are arranged in a one-to-one opposite mode, and light emitted by the lower lamp can be received by the opposite upper photoelectric sensing switch, so that the corresponding upper photoelectric sensing switch is closed; the upper lamp and the lower photoelectric inductive switches are also arranged in a one-to-one opposite mode, and the lamp light emitted by the upper lamp can be received by the opposite lower photoelectric inductive switches, so that the corresponding lower photoelectric inductive switches are closed;
a ground line lamp is respectively arranged on the lower surface of each side power block;
the control end of the crane, the control end of each sliding base, the control end of the power sliding plate, the control end of each upper lamp, the control end of each lower lamp, the control end of each ground line lamp, the control end of each side power block and a remote controller receiving module are respectively connected with the controller, and the remote controller is connected with the controller through the remote controller receiving module;
the position sensor is connected with the controller, and a series switch group formed by sequentially connecting each upper photoelectric sensing switch and each lower photoelectric sensing switch in series is connected in series with a circuit connecting the position sensor and the controller.
2. The safety device of claim 1, wherein there is one upper photoelectric sensing switch on each upper outer block, and there are two upper lamps on each upper outer block; the lower photoelectric sensing switches on each side power block are respectively two, and the upper lamp on each side power block is respectively one.
3. The safety device for the hoisting machinery according to claim 1, wherein the rotating shafts at two sides of each roller are fixedly connected with connecting blocks respectively, and the upper surface of each connecting block is fixedly connected with the lower surface of the horizontal bottom plate respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020097358.1U CN211470573U (en) | 2020-01-17 | 2020-01-17 | Safety protection device for hoisting machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020097358.1U CN211470573U (en) | 2020-01-17 | 2020-01-17 | Safety protection device for hoisting machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211470573U true CN211470573U (en) | 2020-09-11 |
Family
ID=72378206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020097358.1U Expired - Fee Related CN211470573U (en) | 2020-01-17 | 2020-01-17 | Safety protection device for hoisting machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211470573U (en) |
-
2020
- 2020-01-17 CN CN202020097358.1U patent/CN211470573U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200911 Termination date: 20210117 |