CN217996455U

CN217996455U - High steel scrap hoist of stability

Info

Publication number: CN217996455U
Application number: CN202222072443.4U
Authority: CN
Inventors: 周娟; 周正航; 张智
Original assignee: Guangxi Longchang Scrap Vehicle Recycling And Disassembly Co ltd
Current assignee: Guangxi Longchang Scrap Vehicle Recycling And Disassembly Co ltd
Priority date: 2022-08-08
Filing date: 2022-08-08
Publication date: 2022-12-09
Anticipated expiration: 2032-08-08

Abstract

The utility model relates to a steel scrap hoist that stability is high, belong to hoist technical field, it is including installing the cable that electromagnetic chuck on the hoist davit and being used for between electromagnetic chuck and the power electricity to be connected, be provided with admission mechanism on the hoist, admission mechanism is including receiving line component and hold down the component, it is used for corresponding with the flexible removal of davit to receive the line component, receive in order, discharge cable, the hold down the component is used for making electromagnetic chuck and receives the cable between the line component and be formed with the surplus, the surplus is used for compensating receives line component and receives, the error that produces when discharging cable, in order to avoid receiving line component and receive, when discharging cable, put more or receive less, lead to the cable to loose, put less or receive more, make the junction between cable and the electromagnetic chuck take place to pull, lead to the junction to take place to become flexible, whole circuit connection receives the influence.

Description

High steel scrap hoist of stability

Technical Field

The utility model relates to a hoist technical field, concretely relates to steel scrap hoist that stability is high.

Background

In the steel scrap recovery process, generally the hoist through electrified magnetic chuck transports the steel scrap to the transport vechicle on, electromagnet installs on the davit of hoist, what it utilized is that the circular telegram produces the magnetic attraction, make the steel scrap adsorb on electromagnet, the power-off magnetic attraction disappears, the steel scrap drops, and along with the flexible removal of davit, electromagnet removes together, this just leads to the cable between electromagnet and the power constantly to extend, withdraw, prior art generally is at a cable basket of electromagnet upper end installation, such structure leads to the cable to take place the winding problem of knoing very easily, there is great potential safety hazard.

Patent document 201120377584.6 discloses a harbour steel scrap handling electro-magnet hoisting apparatus of harbour boats and ships loading and unloading steel scrap is exclusively used in, it utilizes the gravity of balancing weight to realize receiving and releasing of cable, this kind of mode has the reaction slowly, cause the not hard up scheduling problem of junction of cable and electromagnet or power easily, in addition, it is simply with cable winding on cable drum, the winding is comparatively unordered, the winding process also takes place the winding problem of knoing easily, additionally, utilize the motor to order about cable drum rotation, when realizing receiving and releasing of cable, the cable is received and released can just be formed with certain error, the cable has been put more or has been received less, can lead to cable slack, produce the winding scheduling problem of knoing with the davit easily, the cable has been put less or has been received more, can cause the pulling to the junction between cable and the electromagnet, lead to the junction to take place to become flexible, whole circuit connection receives the influence, based on this, the utility model provides a steel scrap hoist that stability is high.

SUMMERY OF THE UTILITY MODEL

For solving the problem mentioned in the above-mentioned background, the utility model provides a steel scrap hoist that stability is high.

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

The utility model provides a high steel scrap hoist of stability, its includes install the electromagnetic chuck on the hoist davit and be used for the cable of being connected between electromagnetic chuck and the power, be provided with take-up mechanism on the hoist, take-up mechanism includes receipts line component and hold-down member, receives the line component and is used for corresponding with the flexible removal of davit, receive in order, discharge cable, hold-down member is used for making electromagnetic chuck and receive the cable between the line component and form the surplus, the surplus is used for compensating the error that produces when receiving the line component and receiving, discharge cable.

Furthermore, a plurality of groups of pulleys are arranged on the suspension arm.

Furthermore, the wire take-up component comprises a slide rail, a screw rod and a motor a are mounted on the slide rail, the screw rod is parallel to the slide rail, the screw rod is in power connection with the motor a, a slide seat is mounted on the external thread of the screw rod, the slide seat and the slide rail form sliding connection, and a base is arranged at the top of the slide seat.

Further, a motor b and a wire roller are mounted on the base, the motor b is in power connection with the wire roller, and the wire roller is parallel to the screw rod;

one end of the cable is fixed with the wire roller, the other end of the cable is wound around the pulley after being wound on the wire roller in a threaded mode and is connected with the electromagnetic chuck, and a through hole slip ring is arranged at the free end of the wire roller and used for connecting the cable and a power supply.

Furthermore, the hold-down member is including setting up the link on the davit, one side of link towards the cable is provided with the sliding sleeve, the extending direction of sliding sleeve is perpendicular to the extending direction of davit, sliding sleeve is equipped with the slide bar in the sliding sleeve, the free end of slide bar is provided with the wheel carrier, install the pinch roller on the wheel carrier, the outside cover of sliding sleeve is equipped with the spring that is located between wheel carrier and the link, the elasticity of spring supports through the pinch roller and pushes away the cable, through with two pulley cooperation of distribution in hold-down member both sides, make the cable be located part between two pulleys is towards the curved arc shape of link direction.

Compared with the prior art, the utility model, beneficial effect lies in:

according to the scheme, the pressing component is matched with the two pulleys distributed on two sides of the pressing component, so that the part, located between the two pulleys, of the cable is in an arc shape bent towards the direction of the connecting frame, the arc shape forms a margin, errors generated in the wire winding and unwinding process are compensated through the margin, on one hand, the cable can be orderly wound on a wire roller and cannot be influenced, and on the other hand, the connecting part of the cable and the electromagnetic chuck can be prevented from being pulled to be loosened;

in addition, the cable is connected with the power supply through the through hole slip ring, so that the cable is not influenced by the winding and unwinding of the cable;

in addition, as shown in fig. 3, the cable is wound outside the wire roller in a threaded manner in an orderly manner layer by layer, and the winding of the cable is more orderly.

Drawings

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

FIG. 2 is a schematic view of the pressing member;

FIG. 3 is a schematic structural view of the wire takeup member;

fig. 4 is an exploded view of the base, lead screw, and slide rail.

The reference numbers in the drawings are:

1. a cable; 2. an electromagnetic chuck; 3. a pulley; 4. a wire takeup member; 401. a slide rail; 402. a screw rod; 403. a motor a; 404. a base; 405. a slide base; 406. a wire roller; 407. a motor b; 5. a pressing member; 501. a connecting frame; 502. a sliding sleeve; 503. a slide bar; 504. a wheel carrier; 505. a pinch roller; 506. a spring.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the objects of the present invention, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.

As shown in fig. 1-4, a high-stability steel scrap crane comprises an electromagnetic chuck 2 mounted on a crane boom and a cable 1 used for electrically connecting the electromagnetic chuck 2 with a power supply, in addition, as the boom drives the electromagnetic chuck 2 to move in a continuous telescopic manner, in order to avoid the problems of unordered winding and knotting of the cable 1, a take-up mechanism is further arranged on the crane and comprises a take-up member 4 and a pressing member 5, the take-up member 4 is used for corresponding to the telescopic movement of the boom and orderly taking up and discharging the cable 1, and the pressing member 5 is used for enabling the cable 1 between the electromagnetic chuck 2 and the take-up member 4 to form a margin.

In addition, the suspension arm is provided with a plurality of groups of pulleys 3 for installation between the cable 1 and the suspension arm, which can be realized in the prior art and is not described in detail.

Specifically, as shown in fig. 3 and 4, the wire rewinding member 4 includes a slide rail 401, a screw 402 and a motor a403 are mounted on the slide rail 401, the screw 402 and the slide rail 401 are parallel to each other, the screw 402 is in power connection with the motor a403, and the screw 402 is driven to rotate by the motor a 403.

The outer thread of the screw rod 402 is provided with a sliding seat 405, the sliding seat 405 is connected with the sliding rail 401 in a sliding manner, so that when the screw rod 402 rotates, the sliding seat 405 moves along the guiding direction of the sliding rail 401, the top of the sliding seat 405 is provided with a base 404, and the sliding seat 405 moves together with the base 404.

The base 404 is provided with a motor b407 and a wire roller 406, the motor b407 is in power connection with the wire roller 406, the wire roller 406 is driven to rotate by the motor b407, and the wire roller 406 is parallel to the screw rod 402.

One end of the cable 1 is fixed with the wire roller 406, the other end of the cable 1 is wound around the pulley 3 after being wound on the wire roller 406 through threads and is connected with the electromagnetic chuck 2, and a via hole slip ring is arranged at the free end of the wire roller 406 and is used for connecting the cable 1 with a power supply.

The base 404 and the wire roller 406 are driven by the motor a403 to move along the guiding direction of the sliding rail 401, and at the same time, the wire roller 406 is driven by the motor b407 to rotate, and the two cooperate to take up and square wire of the cable 1, and in addition, the cable 1 is wound on the wire roller 406 in a threaded manner, as shown in fig. 3, which is more orderly.

Specifically, as shown in fig. 2, the pressing member 5 includes a connecting frame 501 disposed on the boom, a sliding sleeve 502 is disposed on one side of the connecting frame 501 facing the cable 1, an extending direction of the sliding sleeve 502 is perpendicular to an extending direction of the boom, a sliding rod 503 is slidably sleeved in the sliding sleeve 502, a wheel frame 504 is disposed at a free end of the sliding rod 503, a pressing wheel 505 is mounted on the wheel frame 504, a spring 506 located between the wheel frame 504 and the connecting frame 501 is sleeved outside the sliding sleeve 502, an elastic force of the spring 506 pushes the cable 1 through the pressing wheel 505, and a portion of the cable 1 located between the two pulleys 3 is in an arc shape bending toward the connecting frame 501 by cooperating with the two pulleys 3 distributed on both sides of the pressing member 5.

In the process of taking up and paying off the wire roller 406, the arc-shaped cable 1 is used as a margin, when the taking up is more or the paying off is less, the margin overcomes the elastic force of the spring 506, the pressing wheel 505 moves close to the connecting frame 501, and a part of the margin is removed, so that the error is compensated by the margin, when the taking up is less or the paying off is more, the spring 506 releases the elastic force, so that the pressing wheel 505 moves away from the connecting frame 501, the margin is increased, the increased part compensates the error, in general, the pressing member 5 is matched with the cable 1 to form the margin, and the error generated in the process of taking up and paying off is compensated by the margin.

In the preferred embodiment, the portion of cable 1 on the boom is named as the stretch, and the hold-down member 5 is located on the side of the stretch facing the wire roller 406, in the sense that, as shown in fig. 1 and 3, the contact point of the stretch of cable 1 with the wire roller 406 is located on the upper half side of the wire roller 406, and the hold-down member 5 is located on the side of the stretch facing the wire roller 406, i.e. above the stretch, at which time the hold-down member 5 makes the contact of the stretch with the wire roller 406 more closely fit, making the cable 1 more taut and orderly wound on the wire roller 406.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed by the preferred embodiment, it is not limited to the present invention, and any person skilled in the art can make modifications or changes equivalent to the equivalent embodiments by utilizing the above disclosed technical contents without departing from the technical scope of the present invention, but all the modifications, changes and changes of the technical spirit of the present invention made to the above embodiments are also within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a steel scrap hoist that stability is high, its includes install electromagnetic chuck (2) on the crane boom and be used for cable (1) of being connected between electromagnetic chuck (2) and the power, its characterized in that: the crane is provided with a take-up mechanism, the take-up mechanism comprises a take-up component (4) and a pressing component (5), the take-up component (4) is used for corresponding to the telescopic movement of the boom and orderly taking up and discharging the cable (1), the pressing component (5) is used for enabling the cable (1) between the electromagnetic chuck (2) and the take-up component (4) to form allowance, and the allowance is used for compensating errors generated when the take-up component (4) takes up and discharges the cable (1).

2. The scrap steel hoist with high stability according to claim 1, wherein: the suspension arm is provided with a plurality of groups of pulleys (3).

3. The scrap steel hoist with high stability according to claim 2, wherein: the wire take-up member (4) comprises a sliding rail (401), a screw rod (402) and a motor a (403) are mounted on the sliding rail (401), the screw rod (402) and the sliding rail (401) are parallel to each other, the screw rod (402) is in power connection with the motor a (403), a sliding seat (405) is mounted on the outer portion of the screw rod (402) in a threaded mode, the sliding seat (405) and the sliding rail (401) form sliding connection, and a base (404) is arranged on the top of the sliding seat (405).

4. The scrap steel hoist with high stability according to claim 3, wherein: a motor b (407) and a wire roller (406) are mounted on the base (404), the motor b (407) is in power connection with the wire roller (406), and the wire roller (406) is parallel to the screw rod (402);

one end of the cable (1) is fixed with the wire roller (406), the other end of the cable is wound on the wire roller (406) through threads and then bypasses the pulley (3) and is connected with the electromagnetic chuck (2), and a free end of the wire roller (406) is provided with a through hole slip ring which is used for connecting the cable (1) and a power supply.

5. The steel scrap crane with high stability as claimed in claim 4, wherein: the pressing member (5) comprises a connecting frame (501) arranged on the suspension arm, a sliding sleeve (502) is arranged on one side, facing the cable (1), of the connecting frame (501), the extending direction of the sliding sleeve (502) is perpendicular to the extending direction of the suspension arm, a sliding rod (503) is sleeved in the sliding sleeve (502), a wheel frame (504) is arranged at the free end of the sliding rod (503), a pressing wheel (505) is installed on the wheel frame (504), a spring (506) located between the wheel frame (504) and the connecting frame (501) is sleeved outside the sliding sleeve (502), the elastic force of the spring (506) pushes the cable (1) through the pressing wheel (505), and the part, located between the two pulleys (3), of the cable (1) is in an arc shape bending towards the direction of the connecting frame (501) through matching with the two pulleys (3) distributed on the two sides of the pressing member (5).