CN220149054U

CN220149054U - Hoist anti-collision device on hoisting equipment

Info

Publication number: CN220149054U
Application number: CN202321656171.0U
Authority: CN
Inventors: 刘卫斌
Original assignee: Hubei Zhuoneng Lifting Machinery Co ltd
Current assignee: Hubei Zhuoneng Lifting Machinery Co ltd
Priority date: 2023-06-28
Filing date: 2023-06-28
Publication date: 2023-12-08
Anticipated expiration: 2033-06-28

Abstract

The utility model relates to the technical field of electric hoists and discloses a hoist anti-collision device on hoisting equipment, which comprises an electric hoist shell, wherein a servo motor is arranged on the right side of the electric hoist shell, an output shaft of the servo motor extends into the electric hoist shell and is provided with a mounting shaft, one end of the mounting shaft is movably connected with the left side of the inner wall of the electric hoist shell, and a winding drum is arranged on the outer side of the mounting shaft. This hoist roof-punching device on hoisting equipment drives two locating pieces and moves in opposite directions through twisting two hand wheels, makes two locating pieces shift out from the inside of two constant head tanks respectively to remove the fixed of two extension pieces, alright take out two extension pieces from the inside of two extension tanks respectively this moment, reverse pull two buffer plates immediately, come to separate two buffer plates, accomplish the dismantlement to the buffer plate promptly, thereby realized being convenient for dismantle the purpose of buffer plate, and then made things convenient for changing the buffer plate.

Description

Hoist anti-collision device on hoisting equipment

Technical Field

The utility model relates to the technical field of electric hoists, in particular to a hoist anti-collision device on hoisting equipment.

Background

The electric hoist is a special lifting equipment, install on overhead traveling crane, portal crane, electric hoist has characteristics such as small, the dead weight is light, easy operation, and convenient to use, be used for industrial and mining enterprises, the storage, places such as pier, the electric hoist body includes the casing, install the reel in the casing, the winding has wire rope on the reel, install the lifting hook on the wire rope, be used for hooking the goods, be convenient for lift by crane, in the use, probably because of misoperation, equipment trouble etc. cause, the phenomenon of punching the top, the lifting hook can direct impact in the bottom of casing promptly, electric hoist and lifting hook all can damage seriously, in order to reduce the loss, usually, can install anti-punching device on electric hoist, present anti-punching device generally is fixed the buffer plate in the bottom of casing, can reduce the damage to the electric hoist body to a certain extent, but the buffer plate on the current electric hoist is fixed through the bolt in the installation, and the position of electric hoist is generally higher, cause the buffer plate inconvenient for carrying out dismantlement, and then lead to the buffer plate to damage back inconvenient to change, so put forward the anti-punching device on the lifting equipment.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a hoist anti-collision device on hoisting equipment, which has the advantages of being convenient for disassembling a buffer plate and the like, and solves the problems that the buffer plate on the existing electric hoist is mostly fixed through bolts in the installation process, and the position of the electric hoist is generally higher, so that the buffer plate is inconvenient to disassemble and is inconvenient to replace after being damaged.

(II) technical scheme

In order to achieve the aim of facilitating the disassembly of the buffer plate, the utility model provides the following technical scheme: the utility model provides a hoist anti-collision device on hoisting equipment, includes the electric hoist casing, the right side of electric hoist casing is provided with servo motor, servo motor's output shaft extends to the inside of electric hoist casing and is provided with one end and electric hoist shells inner wall left side swing joint's installation axle, the outside of installation axle is provided with the reel, the bottom left and right sides of electric hoist casing all is provided with the connecting block, two the bottom of connecting block all is provided with the extension groove, two the inside of extension groove all is provided with the extension piece that one end extends to two connecting block bottoms respectively, two the bottom of extension piece all is provided with the buffer board, two the opposite sides of buffer board are laminated each other, two the top of buffer board all is provided with the bar hole, the outside of reel is provided with the wire rope that one end passed the bar hole and extended to the buffer board below, the bottom of the steel wire rope is provided with a lifting hook, the front and rear ends of the right side of the buffer plate are respectively provided with a clamping groove, the front and rear ends of the left side of the buffer plate are respectively provided with a clamping block, one end of each clamping block extends to the inside of each clamping groove, the opposite sides of each connecting block are respectively provided with a U-shaped block, the upper and lower sides of the inner wall of each U-shaped block are respectively provided with a sliding block, the opposite sides of each extending block are respectively provided with a positioning groove, the opposite sides of each sliding block are respectively provided with a positioning block, the upper and lower sides of the inner wall of each U-shaped block are respectively provided with a threaded rod positioned at the opposite sides of each sliding block, the upper and lower ends of the outer sides of each threaded rod are respectively provided with a moving block, the opposite sides of each moving block are respectively movably connected with the inner walls of the opposite sides of the two U-shaped blocks, the left side and the right side opposite sides of the movable block are respectively provided with a traction rod, the left side and the right side opposite sides of the traction rods are respectively movably connected with opposite sides of the two sliding blocks, and the opposite sides of the two U-shaped blocks are respectively provided with a driving assembly of which one end extends to the inside and is respectively fixedly connected with the outer sides of the two threaded rods.

Preferably, the driving assembly comprises a rotating shaft, two opposite sides of the U-shaped block are respectively movably provided with a rotating shaft with one end extending to the inside of the rotating shaft, the opposite sides of the rotating shaft are respectively fixedly provided with a first bevel gear, the outer sides of the threaded rods are respectively fixedly provided with a second bevel gear which is positioned between the upper side moving block and the lower side moving block and one end of which is respectively meshed with the two first bevel gears, and the opposite sides of the rotating shaft are respectively fixedly provided with a hand wheel.

Preferably, a first bearing is fixedly arranged on the left side of the inner wall of the electric hoist shell, and the mounting shaft is rotationally connected with the left side of the inner wall of the electric hoist shell through the first bearing.

Preferably, the upper and lower sides of the inner wall of the two U-shaped blocks are fixedly provided with second bearings, and the threaded rod is rotatably connected with the inner wall of the U-shaped block through the second bearings.

Preferably, two sections of threads are arranged on the outer sides of the two threaded rods, and the lengths of the two sections of threads are equal and opposite.

Preferably, the opposite sides of the moving block on the left side and the right side and the upper end and the lower end of the opposite sides of the two sliding blocks are fixedly provided with rotating blocks, and the traction rod is respectively and movably connected with the moving block and the sliding blocks through the rotating blocks.

(III) beneficial effects

Compared with the prior art, the utility model provides a hoist anti-collision device on hoisting equipment, which has the following beneficial effects:

this hoist roof-punching device on hoisting equipment drives two pivots and two first bevel gears through twisting two hand wheels and rotates, and then drive two threaded rods through two second bevel gears and rotate, and two threaded rods then can drive upper and lower both sides movable block and move in opposite directions at rotatory in-process, and then drive two sliders and two locating pieces and move in opposite directions through the traction lever, make two locating pieces shift out respectively from the inside of two constant head tanks, thereby remove the fixation to two extension pieces, alright at this moment follow the inside of two extension tanks respectively with two extension pieces and take out, drag two buffer boards in reverse directions immediately, come to separate two buffer boards, accomplish the dismantlement to the buffer board promptly, thereby realized being convenient for dismantle the buffer board, and then made things convenient for the buffer board to change.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic top view partially in section of a buffer plate of the present utility model;

fig. 3 is an enlarged view of fig. 1 at a in accordance with the present utility model.

In the figure: 1 electric block casing, 2 servo motor, 3 installation axle, 4 reel, 5 connecting blocks, 6 extending groove, 7 extending block, 8 buffer board, 9 bar holes, 10 wire rope, 11 lifting hook, 12 draw-in groove, 13 fixture block, 14U type piece, 15 slider, 16 constant head tank, 17 locating piece, 18 threaded rod, 19 movable block, 20 traction lever, 21 drive assembly, 211 pivot, 212 first bevel gear, 213 second bevel gear, 214 hand wheel.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a hoist anti-collision device on lifting equipment, including electric hoist casing 1, electric hoist casing 1 'S right side fixed mounting has servo motor 2, servo motor 2' S model is MR-J2S-10A, servo motor 2 'S output shaft extends to electric hoist casing 1' S inside and fixed mounting have one end and electric hoist casing 1 inner wall left side swing joint 'S installation axle 3, electric hoist casing 1 inner wall left side fixed mounting has first bearing, installation axle 3 rotates with electric hoist casing 1' S inner wall left side through first bearing and is connected, the outside fixed mounting of installation axle 3 has reel 4, the both ends all fixed mounting has the spacing dish about the reel 4 outside.

The bottom left and right sides of electric block casing 1 all fixed mounting has connecting block 5, extension groove 6 has all been seted up to the bottom of two connecting blocks 5, the equal movable mounting in inside of two extension grooves 6 has one end to extend respectively to the extension piece 7 of two connecting block 5 bottoms, the equal fixed mounting in bottom of two extension pieces 7 has buffer board 8, the opposite sides of two buffer boards 8 laminate each other, bar hole 9 has all been seted up at the top of two buffer boards 8, the opposite side inner wall in two bar holes 9 is the opening design, the outside winding of reel 4 has one end to pass bar hole 9 and extends to the wire rope 10 of buffer board 8 below, the bottom fixed mounting of wire rope 10 has lifting hook 11, draw-in groove 12 has all been seted up at the front and back both ends on left side buffer board 8 right side, the inside fixture block 13 of one end to two draw-in groove 12 is extended respectively to the front and back both ends on right side buffer board 8, the mode of splice is carried out through two buffer boards 8, make buffer board 8 in the installation, the outside at wire rope 10 is convenient to overlap.

The U-shaped blocks 14 are fixedly installed on the opposite sides of the two connecting blocks 5, the sliding blocks 15 are movably installed between the upper side and the lower side of the inner wall of the two U-shaped blocks 14, the positioning grooves 16 are formed in the opposite sides of the two extending blocks 7, the positioning blocks 17 with one ends extending to the inner walls of the two positioning grooves 16 are fixedly installed on the opposite sides of the two sliding blocks 15 respectively, threaded rods 18 which are located on the opposite sides of the two sliding blocks 15 respectively are movably installed between the upper side and the lower side of the inner wall of the two U-shaped blocks 14 respectively, second bearings are fixedly installed on the upper side and the lower side of the inner wall of the two U-shaped blocks 14 respectively, the threaded rods 18 are rotatably connected with the inner wall of the U-shaped blocks 14 through the second bearings, two sections of threads are arranged on the outer sides of the two threaded rods 18 and have equal length and opposite directions, moving blocks 19 are connected with the upper end and lower end of the two ends of the two threaded rods 18 in a threaded mode, the opposite sides of the two moving blocks 19 are movably connected with the inner walls of the two U-shaped blocks 14 respectively, threaded rods 19 are internally provided with threaded holes which are respectively and are respectively matched with the opposite sides of the two U-shaped blocks 18, the two traction rods 20 are rotatably connected with the two opposite sides of the two traction rods 15 respectively, and the two traction rods 20 are rotatably connected with the two opposite sides of the two traction rods 15.

The opposite sides of the two U-shaped blocks 14 are movably provided with a driving assembly 21, one end of the driving assembly 21 extends to the inside of the driving assembly and is fixedly connected with the outer sides of the two threaded rods 18 respectively, the driving assembly 21 comprises a rotating shaft 211, the opposite sides of the two U-shaped blocks 14 are movably provided with rotating shafts 211, one ends of the rotating shafts 211 extend to the inside of the driving assembly, the opposite sides of the two U-shaped blocks 14 are provided with mounting holes matched with the rotating shafts 211, opposite sides of the two rotating shafts 211 are fixedly provided with first bevel gears 212, the outer sides of the two threaded rods 18 are fixedly provided with second bevel gears 213 which are positioned between the upper moving blocks 19 and the lower moving blocks 19, one ends of the second bevel gears 213 are meshed with the two first bevel gears 212 respectively, and the opposite sides of the two rotating shafts 211 are fixedly provided with hand wheels 214.

When in use, the servo motor 2 is started to drive the installation shaft 3 and the winding drum 4 to rotate, the winding drum 4 winds or releases the steel wire rope 10 in the rotating process, so as to drive the lifting hook 11 to move upwards or downwards, when the lifting hook 11 is in a top-punching condition, the buffer plate 8 is impacted, so that the damage to the electric hoist body is reduced, when the buffer plate 8 is damaged and needs to be replaced, the two hand wheels 214 can be screwed to drive the two rotating shafts 211 and the two first bevel gears 212 to rotate, the two second bevel gears 213 can be used to drive the two threaded rods 18 to rotate, the two threaded rods 18 can be used to drive the upper and lower moving blocks 19 to move backwards in the rotating process, the two sliding blocks 15 and the two positioning blocks 17 are driven to move backwards through the traction rod 20, the two positioning blocks 17 are moved out of the two positioning grooves 16 respectively, so that the fixing of the two extending blocks 7 is released, at the moment, the two extending blocks 7 are respectively pulled out of the two extending grooves 6, then the two buffer plates 8 are reversely pulled to separate the two buffer plates 8, so that the disassembly of the buffer plates 8 is completed, then the two new buffer plates 8 are taken out, the steel wire ropes 10 penetrate through the strip-shaped holes 9 on one buffer plate 8, then the two buffer plates 8 are spliced together, then the two extending blocks 7 are respectively inserted into the two extending grooves 6, and then the two hand wheels 214 are respectively reversely screwed to enable the two positioning blocks 17 to be respectively moved into the two positioning grooves 16, so that the two extending blocks 7 and the two buffer plates 8 are fixed, and further the replacement of the buffer plates 8 is completed.

To sum up, this hoist anti-collision device on lifting equipment drives two pivots 211 and two first bevel gears 212 through twisting two hand wheels 214 and rotates, and then drive two threaded rods 18 through two second bevel gears 213 and rotate, and two threaded rods 18 then can drive upper and lower both sides movable block 19 and move in opposite directions at rotatory in-process, and then drive two sliders 15 and two locating pieces 17 through the traction rod 20 and move in opposite directions, make two locating pieces 17 shift out from the inside of two constant head tanks 16 respectively, thereby release the fixed to two extension pieces 7, at this moment alright take two extension pieces 7 out from the inside of two extension grooves 6 respectively, immediately reverse drag two buffer boards 8, separate two buffer boards 8, accomplish the dismantlement to buffer board 8 promptly, thereby the purpose of being convenient for dismantle buffer board 8 has been realized, and then the buffer board on having made things convenient for the current electric hoist is changed in the installation process, most all is fixed through the bolt, and the position that causes buffer board is general higher, and the buffer board is inconvenient for to dismantle the buffer board after this time is inconvenient for changing the buffer board.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

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

Claims

1. The utility model provides a hoist protection against shock top device on lifting means, includes electric hoist casing (1), the right side of electric hoist casing (1) is provided with servo motor (2), the output shaft of servo motor (2) extends to the inside of electric hoist casing (1) and is provided with one end and electric hoist casing (1) inner wall left side swing joint's installation axle (3), the outside of installation axle (3) is provided with reel (4), the bottom left and right sides of electric hoist casing (1) all is provided with connecting block (5), two the bottom of connecting block (5) all is provided with extension groove (6), two the inside of extension groove (6) all is provided with extension piece (7) that one end extends to two connecting block (5) bottoms respectively, two the bottom of extension piece (7) all is provided with buffer board (8), two the opposite side laminating each other of buffer board (8), the top of buffer board (8) all is provided with bar hole (9), the outside of reel (4) is provided with one end and passes hole (9) and extends to wire rope (10) below wire rope (10), wire rope (10) are provided with its characteristics: clamping grooves (12) are formed in the front end and the rear end of the right side of the buffer plate (8), clamping blocks (13) with one ends extending to the interiors of the two clamping grooves (12) are arranged in the front end and the rear end of the left side of the buffer plate (8), U-shaped blocks (14) are arranged on the upper and lower opposite sides of the outer sides of the two connecting blocks (5), sliding blocks (15) are arranged between the upper and lower sides of the inner walls of the two U-shaped blocks (14), positioning grooves (16) are formed in the opposite sides of the two extending blocks (7), positioning blocks (17) with one ends extending to the interiors of the two positioning grooves (16) are arranged on the opposite sides of the two sliding blocks (15), threaded rods (18) with one ends extending to the interiors of the two positioning grooves (16) are arranged between the upper and lower sides of the inner walls of the two U-shaped blocks (14), moving blocks (19) are arranged at the upper and lower ends of the outer sides of the two threaded rods (18), the opposite sides of the left and the two moving blocks (19) are movably connected with the opposite sides of the two U-shaped blocks (14) respectively, the left and the two traction rods (20) are movably connected with the opposite sides of the two opposite sides of the left and the two sliding blocks (20), the opposite sides of the two U-shaped blocks (14) are respectively provided with a driving component (21) with one end extending into the inside and fixedly connected with the outer sides of the two threaded rods (18).

2. The hoist anti-collision device on hoisting equipment of claim 1, characterized in that: the driving assembly (21) comprises a rotating shaft (211), two rotating shafts (211) with one ends extending to the inside are movably mounted on the opposite sides of the U-shaped blocks (14), first bevel gears (212) are fixedly mounted on the opposite sides of the rotating shafts (211), second bevel gears (213) which are located between the upper side moving block (19) and the lower side moving block (19) and are meshed with the two first bevel gears (212) at one ends are fixedly mounted on the outer sides of the threaded rods (18), and hand wheels (214) are fixedly mounted on the opposite sides of the rotating shafts (211).

3. The hoist anti-collision device on hoisting equipment of claim 1, characterized in that: the electric hoist is characterized in that a first bearing is fixedly arranged on the left side of the inner wall of the electric hoist shell (1), and the mounting shaft (3) is rotatably connected with the left side of the inner wall of the electric hoist shell (1) through the first bearing.

4. The hoist anti-collision device on hoisting equipment of claim 1, characterized in that: the upper side and the lower side of the inner wall of the U-shaped blocks (14) are fixedly provided with second bearings, and the threaded rod (18) is rotatably connected with the inner wall of the U-shaped blocks (14) through the second bearings.

5. The hoist anti-collision device on hoisting equipment of claim 1, characterized in that: two sections of threads are arranged on the outer sides of the two threaded rods (18), and the lengths of the two sections of threads are equal and opposite.

6. The hoist anti-collision device on hoisting equipment of claim 1, characterized in that: the traction rod (20) is movably connected with the movable block (19) and the sliding blocks (15) through the rotating blocks.