CN211198390U

CN211198390U - Crane height limiting device

Info

Publication number: CN211198390U
Application number: CN201922300316.3U
Authority: CN
Inventors: 王卓琼; 费诺
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-08-07
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a high stop device of hoist, including the device main part. The limit mechanism who designs can confirm the restriction to the height of the object of hanging to the hoist, avoid the too high safe operation that influences the hoist that the object hung, simultaneously also can avoid hanging because the object hangs excessively low, be not convenient for the hoist to the transportation of object, two infrared detector and two touch pieces, after arbitrary one of them received the signal, just give signal transmission to signal reception treater, again by signal reception handles signal transmission to the controller with signal transmission, by the controller control hoist not raising of object that hangs continuing, a plurality of check out test set of design are when guaranteeing that one of them equipment breaks down, due efficiency still can be played to this stop device, simultaneously to the object of a rectangular shape, the state that the slope may appear in the in-process object that lifts by crane.

Description

Crane height limiting device

Technical Field

The utility model belongs to the technical field of stop device, particularly, relate to a high stop device of hoist.

Background

The crane is a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects within a certain range, and is also called a crown block, a navigation crane and a crane. The bridge crane is a hoisting device which is transversely arranged above workshops, warehouses and stockyards to hoist materials. Since its two ends are seated on a tall concrete column or a metal bracket, it is shaped like a bridge. The bridge frame of the bridge crane runs longitudinally along the rails laid on the elevated frames at two sides, so that the space below the bridge frame can be fully utilized to hoist materials without being hindered by ground equipment. The lifting machine has the widest application range and the largest quantity.

But at present bridge crane is at work, can not carry out effectual restriction to the height spacing of the object that the hoist falls to influence the availability factor of hoist.

Therefore in order to solve the above problems, the utility model provides a high stop device of hoist.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high stop device of hoist to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a crane height limiting device comprises a device main body, wherein the device main body mainly comprises a bridge crane and a limiting mechanism, a first mounting plate is arranged at the top end of the limiting mechanism, a first hydraulic strut and a second hydraulic strut are fixedly mounted at the top end of the first mounting plate respectively, a first damping spring and a second damping spring are sleeved on the first hydraulic strut and the second hydraulic strut respectively, a first infrared detector is mounted at one side of the first mounting plate, a second infrared detector is mounted at the other side of the first mounting plate, a first touch block and a second touch block are fixedly mounted at the bottom end of the first mounting plate respectively, a second mounting plate is arranged at the bottom end of the first mounting plate, a first touch head and a second touch head are fixedly mounted at the top end of the second mounting plate respectively, a second table column is fixedly mounted at one side of the bottom end of the bridge crane, and a controller is fixedly mounted on one side of the second column, and a signal receiving processor is fixedly mounted on the other side of the second column.

Furthermore, a first table column is fixedly mounted on the other side of the bottom end of the bridge crane, and the first table column and the second table column are symmetrically distributed on a central axis of the bridge crane.

Furthermore, the top ends of the first hydraulic prop and the second hydraulic prop are fixedly connected with the bottom end of the bridge crane.

Further, first infrared detector's top fixed mounting has first fixing base, first fixing base fixed mounting be in one side of first mounting panel, second infrared detector's top fixed mounting has the second fixing base, second fixing base fixed mounting be in the opposite side of first mounting panel.

Furthermore, a hoisting lifting rope is installed at the bottom end of the bridge crane, and a lifting hook is installed at the bottom end of the hoisting lifting rope.

Furthermore, a first through hole is formed in the first mounting plate, a second through hole is formed in the second mounting plate, and the hoisting lifting rope is connected with the first mounting plate and the second mounting plate through the first through hole and the second through hole respectively.

Further, the top of second mounting panel is fixed mounting respectively has first spacing seat and the spacing seat of second, first spacing rope is installed on the top of first spacing seat, the spacing rope of second is installed on the top of the spacing seat of second, just first spacing rope with the one end of the spacing rope of second all with jack-up lifting rope fixed connection.

Furthermore, the model of the first infrared detector and the model of the second infrared detector are both L DM-65, the model of the controller is MAM-100, and the model of the signal receiving processor is A6042-01-T.

Compared with the prior art, the utility model discloses following beneficial effect has:

in the utility model, the designed limiting mechanism can determine and limit the height of the hoisted object by the crane, thereby avoiding the influence of the overhigh height of the hoisted object on the safe operation of the crane, simultaneously avoiding the inconvenience of the transportation of the hoisted object due to the overlow hanging of the object, two infrared detectors and two touch blocks, wherein, after any one of the two touch blocks receives a signal, the signal is transmitted to a signal receiving processor, and then the signal is transmitted to a controller by signal receiving processing, the controller controls the crane not to continuously raise the hoisted object, a plurality of detection devices are designed to ensure that the limiting device still can play the due efficacy when one device breaks down, simultaneously, for a strip-shaped object, the object of the crane can be inclined in the hoisting process, so a plurality of detection devices are designed to ensure that the higher end can not collide with the crane, thereby ensuring the safety of the crane.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

fig. 2 is a schematic sectional structure of the present invention;

fig. 3 is a system diagram of the present invention.

Reference numerals:

1. a device main body; 2. a first stage column; 3. a second column; 4. a bridge crane; 5. a limiting mechanism; 501. a first mounting plate; 502. a first hydraulic prop; 503. a first damping spring; 504. a second hydraulic strut; 505. a second damping spring; 506. a first fixed seat; 507. a first infrared detector; 508. a second fixed seat; 509. a second infrared detector; 510. a second mounting plate; 511. a first limiting seat; 512. a first stopper rope; 513. a second limiting seat; 514. a second stopper rope; 515. a first touch block; 516. a second touch block; 517. a first touch head; 518. a second touch head; 519. a first through hole; 520. a second through hole; 6. a controller; 7. hoisting a lifting rope; 701. a hook; 8. a signal receiving processor.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

referring to fig. 1 to 3, a crane height limiting device according to an embodiment of the present invention includes a device main body 1, the device main body 1 mainly includes a bridge crane 4 and a limiting mechanism 5, a first mounting plate 501 is disposed on a top end of the limiting mechanism 5, a first hydraulic prop 502 and a second hydraulic prop 504 are respectively fixedly mounted on a top end of the first mounting plate 501, a first damping spring 503 and a second damping spring 505 are respectively mounted on the first hydraulic prop 502 and the second hydraulic prop 504 in a sleeved manner, a first infrared detector 507 is mounted on one side of the first mounting plate 501, a second infrared detector 509 is mounted on the other side of the first mounting plate 501, a first contact block 515 and a second contact block 516 are respectively fixedly mounted on a bottom end of the first mounting plate 501, a second mounting plate 510 is disposed on a bottom end of the first mounting plate 501, a first contact head 517 and a second contact head 518 are respectively fixedly mounted on a top end of the second mounting plate 510, a second table column 3 is fixedly mounted on one side of the bottom end of the bridge crane 4, a controller 6 is fixedly mounted on one side of the second table column 3, and a signal receiving processor 8 is fixedly mounted on the other side of the second table column 3.

According to the technical scheme of the utility model, the other side of the bottom end of the bridge crane 4 is fixedly provided with a first column 2, the first column 2 and the second column 3 are symmetrically distributed on the central axis of the bridge crane 4, the top ends of the first hydraulic prop 502 and the second hydraulic prop 504 are fixedly connected with the bottom end of the bridge crane 4, the top end of the first infrared detector 507 is fixedly provided with a first fixing seat 506, the first fixing seat 506 is fixedly arranged on one side of the first mounting plate 501, the top end of the second infrared detector 509 is fixedly provided with a second fixing seat 508, the second fixing seat 508 is fixedly arranged on the other side of the first mounting plate 501, the bottom end of the bridge crane 4 is provided with a lifting rope 7, the bottom end of the lifting rope 7 is provided with a lifting hook 701, the first mounting plate 501 is provided with a first through hole 519, the second mounting plate 510 is provided with a second through hole 520, the lifting rope 501, the type numbers of the lifting rope 501 and the types of the first mounting plate 501 and the second mounting plate 510 are respectively connected with a second fixing rope 35510, the top ends of the first fixing rope 511-512 and the second fixing rope 511-512-fixed by a first through hole 607, the second limiting rope 511-512-a limiting detector, the second limiting rope 511-512, and the second limiting detector are connected with a limiting rope 511-512-a limiting device for controlling the first limiting rope-512-a limiting device for controlling the infrared detector, and the second limiting rope 510.

In a specific application, a hung object and the hook 701 are fixed with each other, the bridge crane 4 is started to enable the lifting rope 7 to contract, and further enable the hung object to ascend, in the process of ascending the hung object, the first infrared detector 507 and the second infrared detector 509 can detect the distance limited by the hung object from the crane, when any one of the first infrared detector 507 and the second infrared detector 509 detects that the distance limited by the hung object from the crane reaches a limit value, a signal is transmitted to the signal receiving processor 8, the signal receiving processor 8 transmits the signal to the controller 6, the bridge crane 4 is controlled by the controller 6 to enable the hung object not to ascend, when the first infrared detector 507 and the second infrared detector 509 have a fault and cannot normally work, the first touch block 515 and the second touch block 516 detect the position of the object, when the first touch head 517 is in contact with the first touch block 515 or when the second touch head 518 is in contact with the second touch block 516, which indicates that the lifted object has reached the highest height, the first touch block 515 and the second touch block 516 transmit the detected signals to the signal receiving processor 8, the signal receiving processor 8 transmits the signals to the controller 6, and the bridge crane 4 is controlled by the controller 6 so that the lifted object does not rise.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The crane height limiting device is characterized by comprising a device main body (1), wherein the device main body (1) mainly comprises a bridge crane (4) and a limiting mechanism (5), the top end of the limiting mechanism (5) is provided with a first mounting plate (501), the top end of the first mounting plate (501) is respectively and fixedly provided with a first hydraulic strut (502) and a second hydraulic strut (504), the first hydraulic strut (502) and the second hydraulic strut (504) are respectively sleeved with a first damping spring (503) and a second damping spring (505), one side of the first mounting plate (501) is provided with a first infrared detector (507), the other side of the first mounting plate is provided with a second infrared detector (509), the bottom end of the first mounting plate (501) is respectively and fixedly provided with a first touch block (515) and a second touch block (516), the bottom of first mounting panel (501) is equipped with second mounting panel (510), the top of second mounting panel (510) is fixed mounting respectively has first touch head (517) and second touch head (518), bottom one side fixed mounting of bridge crane (4) has second platform post (3), one side fixed mounting of second platform post (3) has controller (6), just the opposite side fixed mounting of second platform post (3) has signal reception treater (8).

2. The crane height limiting device according to claim 1, wherein a first column (2) is fixedly mounted on the other side of the bottom end of the bridge crane (4), and the first column (2) and the second column (3) are symmetrically distributed on the central axis of the bridge crane (4).

3. A crane height limiting device according to claim 1, wherein the top ends of the first hydraulic prop (502) and the second hydraulic prop (504) are fixedly connected with the bottom end of the bridge crane (4).

4. A crane height limiting device as claimed in claim 1, wherein a first fixing seat (506) is fixedly mounted at the top end of the first infrared detector (507), the first fixing seat (506) is fixedly mounted at one side of the first mounting plate (501), a second fixing seat (508) is fixedly mounted at the top end of the second infrared detector (509), and the second fixing seat (508) is fixedly mounted at the other side of the first mounting plate (501).

5. A crane height limiting device according to claim 1, wherein a lifting rope (7) is mounted at the bottom end of the bridge crane (4), and a hook (701) is mounted at the bottom end of the lifting rope (7).

6. The crane height limiting device according to claim 5, wherein a first through hole (519) is formed in the first mounting plate (501), a second through hole (520) is formed in the second mounting plate (510), and the lifting rope (7) is connected with the first mounting plate (501) and the second mounting plate (510) through the first through hole (519) and the second through hole (520), respectively.

7. The crane height limiting device as claimed in claim 5, wherein a first limiting seat (511) and a second limiting seat (513) are respectively fixedly mounted at the top end of the second mounting plate (510), a first limiting rope (512) is mounted at the top end of the first limiting seat (511), a second limiting rope (514) is mounted at the top end of the second limiting seat (513), and one end of each of the first limiting rope (512) and the second limiting rope (514) is fixedly connected with the lifting rope (7).

8. A crane height limiting device as claimed in claim 1, wherein the first infrared detector (507) and the second infrared detector (509) are both L DM-65 model, the controller (6) is MAM-100 model, and the signal receiving processor (8) is a6042-01-T model.