CN210214579U

CN210214579U - Crane locking device

Info

Publication number: CN210214579U
Application number: CN201920913350.5U
Authority: CN
Inventors: Chenxing Fang; 房晨星
Original assignee: Suzhou Tongan Lifting Machinery Co Ltd
Current assignee: Suzhou Tongan Lifting Machinery Co Ltd
Priority date: 2019-06-18
Filing date: 2019-06-18
Publication date: 2020-03-31
Anticipated expiration: 2029-06-18

Abstract

The utility model discloses a crane locking device, which comprises a base and a collision block, wherein the right side of the upper end of the collision block is provided with the base, the base is connected with the right side of the upper end of the collision block through a bolt, the base is fixedly connected with the collision block through a bolt, the right end of the base is provided with the safety ruler, the lower end of the safety ruler is provided with the electromagnetic device, in the utility model, the safety ruler and the electromagnetic device are arranged at the left end of the main beam, so that when the main beam moves, can be moved by the electromagnetic device in the direction of the striker, so that under the action of the cam inside the electromagnetic device, the safety ruler can move upwards to the position of being clamped with the lock hole plate, the traction electromagnet in the electromagnetic device of the utility model can move upwards under the action of the limit switch, like this can make the jack panel and safe chi make safe chi upward movement under the effect of traction electromagnet when needs make the girder move.

Description

Crane locking device

Technical Field

The utility model belongs to the technical field of the hoist equipment is relevant, concretely relates to hoist locking device.

Background

The hoisting equipment has the working characteristics of intermittent movement, namely corresponding mechanisms for taking materials, transporting, unloading and the like in one working cycle alternately work, so that the development and the use of the crane on the market are more and more extensive. Because the weight is lifted without supporting legs and the weight is lifted to drive, accidents often occur, the driving speed is higher than that of a crawler crane, the operation is stable, the lifting capacity is large, the crawler crane can lift the weight to drive in a specific range, and the crawler crane is forbidden to drive in a long distance with load. In order to ensure the operation safety, the lifting operation without landing legs is basically forbidden in China at present. The crane is matched with steel wire ropes of various types including phosphated coated steel wire ropes, galvanized steel wire ropes and polished steel wire ropes.

The prior art of crane locking devices has the following problems: the existing crane usually adopts a steel wire rope to lock the crane when working, but the phenomenon that the steel wire rope is damaged can occur under the condition of large wind power or severe weather, so that the problem that the crane breaks away from a rail and falls off and the phenomenon of property loss can occur in severe weather can be caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hoist locking device to solve the current hoist that proposes in the above-mentioned background art and all adopt wire rope to lock like this can take place wire rope and drop the problem that leads to the phenomenon of hoist derail under the condition of abominable weather.

In order to achieve the above object, the utility model provides a following technical scheme: a crane locking device comprises a base and a collision block, wherein the right side of the upper end of the collision block is provided with the base, the base is connected to the right side of the upper end of the collision block through a bolt, the base is fixedly connected with the collision block through a bolt, the right end of the base is provided with a safety ruler, the lower end of the safety ruler is provided with an electromagnetic device, the electromagnetic device comprises a hexagon head bolt, a connecting plate, a lock hole plate, a convex block and a power device, the lower end of the hexagon head bolt is provided with the connecting plate, the right end of the connecting plate is provided with the lock hole plate, the right end of the lock hole plate is provided with the convex block, the lower end of the convex block is provided with the power device, the right end of the electromagnetic device is provided with a fixed block, the fixed block is fixedly connected with the electromagnetic device through the bolt, the front side and the rear side of the lower end of the fixed shaft are respectively provided with a pulley, the left end of the main beam is provided with an end head, and the end heads are fixedly connected with the main beam through bolts.

Preferably, the base comprises a main body, an elastic retainer ring, a flat washer, a flanging lubricating bearing, a pin shaft, a fixing bolt and a connecting block, wherein the left end and the right end of the connecting block are respectively provided with the fixing bolt, the upper end of the connecting block is provided with the main body, the pin shaft is arranged in the upper end of the main body, the upper end and the lower end of the axis of the inner part of the pin shaft are respectively provided with the flanging lubricating bearing, the left end of the pin shaft is provided with the flat washer, the left end of the flat washer is provided with the elastic retainer ring, and the base is fixedly connected with the collision block through the fixing bolt.

Preferably, power device's constitution is including limit switch, support, spring washer, plate body and traction electromagnet, limit switch's left end is provided with the support, limit switch's upper end is provided with spring washer, spring washer's upper end is provided with the plate body, the downside of the right-hand member of plate body is provided with traction electromagnet, power device passes through plate body fixed connection.

Preferably, the traction electromagnet is of a rectangular structure, a three-hundred-eighty volt voltage power supply is adopted by the traction electromagnet, and the length of the traction electromagnet is thirty millimeters.

Preferably, the safety ruler is of a long-strip flat structure, a hook is arranged on the surface side of the right end of the safety ruler, the safety ruler is provided with two safety rulers, and the two safety rulers are arranged in parallel respectively.

Preferably, the number of the hexagon head bolts is three, the hexagon head bolts are respectively arranged in a finished product character type structure, and the hexagon head bolts are rotatably connected with the connecting plate through internal threads.

Preferably, the collision block is of a rectangular structure, four threaded holes are formed in the surface end on the right side of the upper end of the collision block, the collision block is twenty centimeters long, the collision block is twenty centimeters wide, and the collision block is thirty-five centimeters high.

Preferably, the pulleys are of a flat disc structure, the number of the pulleys is two, and the two pulleys are symmetrically arranged on the front side and the rear side of the lower end of the main beam respectively.

Compared with the prior art, the utility model provides a hoist locking device possesses following beneficial effect:

(1) the safety ruler and the electromagnetic device are arranged at the left end of the girder, so that when the girder moves, the girder can move towards the direction of the collision block through the electromagnetic device, and under the action of the lug inside the electromagnetic device, the safety ruler can move upwards until reaching the position of being clamped with the lock hole plate, so that the safety ruler can be clamped and connected with the lock hole plate, and the girder can not fall off, so that the problem that the phenomenon that the crane derails due to the fact that the steel wire rope possibly falls off under the condition of severe weather because the conventional crane is usually locked by the steel wire rope is solved;

(2) the utility model provides an inside traction electromagnet of electromagnetic means can be under limit switch's effect for this traction electromagnet can produce the effort, can make jack panel and safety ruler make safety ruler upward movement under traction electromagnet's the effort when needs make the girder move like this, until lug and safety ruler separation, just so can make safety ruler separate with the jack panel, thereby can make better work that carries on.

Drawings

FIG. 1 is a schematic structural view of a crane locking device of the present invention;

FIG. 2 is a schematic view of the base structure of the present invention;

fig. 3 is a schematic structural view of the electromagnetic device of the present invention;

FIG. 4 is a schematic structural view of the power plant of the present invention;

in the figure: 1. bumping the block; 2. a base; 21. a main body; 22. a circlip; 23. a flat washer; 24. the bearing is lubricated by flanging; 25. a pin shaft; 26. fixing the bolt; 27. connecting blocks; 3. a safety ruler; 4. an electromagnetic device; 41. a hexagon head bolt; 42. a connecting plate; 43. a lockhole plate; 44. a bump; 45. a power plant; 451. a limit switch; 452. a support; 453. a spring washer; 454. a plate body; 455. a traction electromagnet; 5. a fixed block; 6. a main beam; 7. a fixed shaft; 8. a pulley; 9. and (4) a terminal.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a crane locking device comprises a base 2 and a collision block 1, wherein the collision block 1 is of a rectangular structure, four threaded holes are formed in the surface end of the right side of the upper end of the collision block 1, the collision block 1 is twenty centimeters long, the base 2 is arranged on the right side of the upper end of the collision block 1 through the arrangement of the collision block 1, the collision block 1 can better perform a blocking effect under the effect of the collision block 1, the width of the collision block 1 is twenty centimeters, the height of the collision block 1 is thirty-five centimeters, the base 2 is arranged on the right side of the upper end of the collision block 1, the base 2 comprises a main body 21, an elastic retainer ring 22, a flat washer 23, a flanging lubrication bearing 24, a pin shaft 25, a fixing bolt 26 and a connecting block 27, the left end and the right end of the connecting block 27 are respectively provided with one fixing bolt 26, the upper end of the connecting block 27 is provided with the main body 21, the pin shaft 25 is, the upper end and the lower end of the axle center inside the pin shaft 25 are respectively provided with a flanging lubrication bearing 24, the left end of the pin shaft 25 is provided with a flat gasket 23, the left end of the flat gasket 23 is provided with an elastic retainer ring 22, the base 2 is fixedly connected with the collision block 1 through a fixing bolt 26, the base 2 is connected with the right side of the upper end of the collision block 1 through a bolt, the base 2 is fixedly connected with the collision block 1 through a bolt, the right end of the base 2 is provided with a safety ruler 3, the safety ruler 3 is in a strip-shaped flat structure, the fixing stability can be better realized through the arrangement of the safety ruler 3, the surface side of the right end of the safety ruler 3 is provided with a hook, the safety ruler 3 is provided with two parts, the two safety rulers 3 are respectively arranged in parallel, the lower end of the safety ruler 3 is provided with an electromagnetic device 4, the electromagnetic device 4 comprises a hexagon head bolt 41, a connecting plate 42, a, the power device 45 comprises a limit switch 451, a bracket 452, a spring washer 453, a plate body 454 and a traction electromagnet 455,

a crane locking device comprises a traction electromagnet 455 which is of a rectangular structure, wherein the traction electromagnet 455 can better perform traction under the action of the traction electromagnet 455 due to the arrangement of the traction electromagnet 455, the traction electromagnet 455 adopts a three-hundred-eighty volt voltage source, the traction electromagnet 455 is thirty millimeters in length, a bracket 452 is arranged at the left end of a limit switch 451, a spring washer 453 is arranged at the upper end of the limit switch 451, the spring washer 453 is arranged to better perform buffering under the protection action, a plate body 454 is arranged at the upper end of the spring washer 453, the traction electromagnet 455 is arranged at the lower side of the right end of the plate body 454, a power device 45 is fixedly connected through the plate body 454, a connecting plate 42 is arranged at the lower end of a hexagon head bolt 41, three hexagon head bolts 41 are arranged, and three hexagon head bolts 41 are arranged, thus, better fixed connection can be realized, the three hexagon head bolts 41 are respectively arranged in a finished product type structure, the three hexagon head bolts 41 are rotatably connected with the connecting plate 42 through internal threads, the right end of the connecting plate 42 is provided with a lock hole plate 43, the right end of the lock hole plate 43 is provided with a convex block 44, the lower end of the convex block 44 is provided with a power device 45, the right end of the electromagnetic device 4 is provided with a fixed block 5, the fixed block 5 is fixedly connected with the electromagnetic device 4 through bolts, the lower end of the fixed block 5 is provided with a main beam 6, the surface side of the left end of the main beam 6 is provided with a fixed shaft 7, the front side and the rear side of the lower end of the fixed shaft 7 are respectively provided with a pulley 8, the pulleys 8 are in a flat disc body structure, the pulleys 8 are totally provided with two pulleys 8, so that better sliding can be realized under the action of the pulleys, the left end of the main beam 6 is provided with an end head 9, and the end head 9 is fixedly connected with the main beam 6 through a bolt.

The utility model discloses a theory of operation and use flow: after the utility model is installed, whether the machine can work normally or not is firstly checked, whether the connection between the plug and the socket on the electric wire is finished or not is checked, if abnormal noise occurs, the machine is closed immediately to wait for the maintenance of professional personnel, when the locking device is used, the device is firstly switched on, thus, power can be generated by an external power supply under the action of the power supply, at the moment, the main beam 6 can move towards the direction of the collision block 1 in the track inside through the pulley 8 at the lower end of the main beam 6, when the lug 44 in the electromagnetic device 4 is contacted with the safety ruler 3, because the lug 44 is of a convex structure, and one end of the safety ruler 3 far away from the electromagnetic device 4 is fixed through the shaft rod, the safety ruler 3 can move upwards under the action of the lug 44, the safety ruler 3 falls down until the raised part of the bump 44 passes through the safety ruler 3, so that the bump 44 is clamped by the safety ruler 3, the bump can be clamped with the lock hole plate 43 under the action of the safety ruler 3, the end 9 moves to the surface end of the collision block 1, the main beam 6 cannot fall off under the clamping action of the safety ruler 3 and the lock hole plate 43, the crane can be better locked without falling off, the traction electromagnet 455 in the electromagnetic device 4 can generate acting force under the action of the limit switch 451, and the safety ruler 3 can move upwards under the action of the traction electromagnet 455 when the main beam 6 needs to move, until the projection 44 is disengaged from the safety ruler 3, thus disengaging the locking device, and finally the power supply is pulled out, thus completing the use of the locking device.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A crane locking device comprises a base (2) and a collision block (1), and is characterized in that: the right side of the upper end of the collision block (1) is provided with a base (2), the base (2) is connected to the right side of the upper end of the collision block (1) through a bolt, the base (2) is fixedly connected with the collision block (1) through a bolt, the right end of the base (2) is provided with a safety ruler (3), the lower end of the safety ruler (3) is provided with an electromagnetic device (4), the electromagnetic device (4) comprises a hexagon head bolt (41), a connecting plate (42), a lock hole plate (43), a power device (45), the lower end of the hexagon head bolt (41) is provided with the connecting plate (42), the right end of the connecting plate (42) is provided with the lock hole plate (43), the right end of the lock hole plate (43) is provided with a convex block (44), the lower end of the convex block (44) is provided with the power device (45), the right end of, fixed block (5) and electromagnetic means (4) pass through bolt fixed connection, the lower extreme of fixed block (5) is provided with girder (6), the table side of the left end of girder (6) is provided with fixed axle (7), both sides respectively are provided with a pulley (8) around the lower extreme of fixed axle (7), the left end of girder (6) is provided with end (9), end (9) pass through bolt fixed connection with girder (6).

2. A crane locking apparatus as claimed in claim 1, wherein: the base (2) comprises a main body (21), an elastic retainer ring (22), a flat washer (23), a flanging lubricating bearing (24), a pin shaft (25), a fixing bolt (26) and a connecting block (27), wherein the left end and the right end of the connecting block (27) are respectively provided with the fixing bolt (26), the main body (21) is arranged at the upper end of the connecting block (27), the pin shaft (25) is arranged inside the upper end of the main body (21), the upper end and the lower end of the axis position inside the pin shaft (25) are respectively provided with the flanging lubricating bearing (24), the left end of the pin shaft (25) is provided with the flat washer (23), the elastic retainer ring (22) is arranged at the left end of the flat washer (23), and the base (2) is fixedly connected with a collision block (1) through the fixing bolt (26).

3. A crane locking apparatus as claimed in claim 1, wherein: the power device (45) comprises a limit switch (451), a support (452), a spring washer (453), a plate body (454) and a traction electromagnet (455), the left end of the limit switch (451) is provided with the support (452), the upper end of the limit switch (451) is provided with the spring washer (453), the upper end of the spring washer (453) is provided with the plate body (454), the lower side of the right end of the plate body (454) is provided with the traction electromagnet (455), and the power device (45) is fixedly connected with the plate body (454).

4. A crane locking apparatus as claimed in claim 3, wherein: the traction electromagnet (455) is of a rectangular structure, the traction electromagnet (455) adopts a three-hundred-eighty volt voltage power supply, and the length of the traction electromagnet (455) is thirty millimeters.

5. A crane locking apparatus as claimed in claim 1, wherein: the safety ruler is characterized in that the safety ruler (3) is of a long-strip flat structure, a hook is arranged on the surface side of the right end of the safety ruler (3), the safety ruler (3) is provided with two safety rulers, and the two safety rulers (3) are arranged in parallel respectively.

6. A crane locking apparatus as claimed in claim 1, wherein: the hexagonal head bolts (41) are arranged in a three-way mode, the hexagonal head bolts (41) are arranged in a finished product font structure, and the hexagonal head bolts (41) are connected with the connecting plate (42) in a rotating mode through internal threads.

7. A crane locking apparatus as claimed in claim 1, wherein: the utility model discloses a long-range wireless sensor cable, it is characterized in that the piece (1) of strikeing is the cuboid structure, the table end that hits the right side of the upper end of piece (1) is provided with four screw holes, the size that hits piece (1) is twenty centimetres for length, the width that hits piece (1) is twenty centimetres, the height that hits piece (1) is thirty-five centimetres.

8. A crane locking apparatus as claimed in claim 1, wherein: pulley (8) are the disc body structure of platykurtic, pulley (8) are provided with two altogether, two pulley (8) are the symmetry respectively and set up both sides around the lower extreme of girder (6).