CN219098583U

CN219098583U - Crane with protective performance

Info

Publication number: CN219098583U
Application number: CN202222673539.6U
Authority: CN
Inventors: 范付文
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2023-05-30
Anticipated expiration: 2032-10-11

Abstract

The utility model discloses a crane with protective performance, which relates to the technical field of cranes and comprises a base, wherein a supporting shaft is fixedly arranged at the top of the base, a rotating shaft is rotatably connected inside the supporting shaft, a rotating arm is arranged on the rotating shaft, a fixing rod is fixedly arranged on the surface of the supporting shaft, and a pull rod is slidably connected inside the fixing rod. This loop wheel machine with protective properties, not pulling the pull rod, make pull rod and slider reset through the elasticity of spring, and then make the one end of pull rod block into the inside of restriction groove again, and then accomplish the fixed to the axis of rotation, conveniently fix rotor arm and axis of rotation, and then prevent when the rotor arm hangs the building material and get, the rotor arm takes place to rotate, reduces rotor arm automatic rotating's probability, and then prevents that the rotor arm from bumping with the staff when rotating, reduces the injury to the staff.

Description

Crane with protective performance

Technical Field

The utility model relates to the technical field of cranes, in particular to a crane with protective performance.

Background

The crane consists of a power device and a bracket, wherein the power device consists of a motor, a speed reducer, a clutch, a brake, a rope drum, a steel wire rope and the like, the bracket consists of a main rod consisting of a screw rod, a jack nut and a vertical rod and a rotating arm, the rotating arm can rotate 360 degrees on the main rod, and a travel switch is arranged at the arm end to prevent lifting over-position accidents caused by misoperation or button failure.

When hanging some building materials, need use the loop wheel machine, and then the eminence of transporting building materials from the low, however current some loop wheel machine is when using, because the rotor arm can carry out three hundred sixty degrees rotations, and then when vertical promotion building materials, because the rotor arm lacks the restriction, and then makes the rotor arm take place the swing easily, and then causes the rotor arm to bump with the staff easily, and then influences staff's safety.

Disclosure of Invention

The utility model aims to at least solve one of the technical problems in the prior art, and provides a crane with protective performance, which can solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a loop wheel machine with protective properties, includes the base, the top fixed mounting of base has the back shaft, the inside rotation of back shaft is connected with the axis of rotation, be provided with the rotating arm in the axis of rotation, the fixed surface of back shaft installs the dead lever, the inside sliding connection of dead lever has the pull rod, the limiting groove has been seted up on the surface of axis of rotation, the one end that the pull rod is close to the axis of rotation is at the inside slip joint of limiting groove, the slide has been seted up to the inside of dead lever, the inside sliding connection of slide has the slider, the surface fixed connection of slider and pull rod, the inside fixed mounting of slide has the spring, the one end that the spring is close to the slider and slider fixed connection, the inside of base is provided with adjusting device.

Preferably, the adjusting device comprises an inner slide rod which is connected inside the base in a sliding manner, a supporting frame is fixedly arranged at one end of the inner slide rod extending to the outside of the base, two clamping blocks are connected inside the inner slide rod in a sliding manner, one ends of the two clamping blocks, which are opposite, are inclined, two clamping grooves are formed in the inner wall of the base, and one ends of the two clamping blocks, which are opposite, are connected with each other in a sliding manner, are respectively connected with the inner sides of the two clamping grooves in a clamping manner.

Preferably, two elastic springs are fixedly arranged in the inner sliding rod, and one ends of the two elastic springs, which are opposite, are fixedly connected with the two clamping blocks respectively.

Preferably, the inner part of the inner slide rod is connected with a movable rod in a sliding manner, one end of the movable rod, which is close to the clamping block, is fixedly provided with a driving block, and one end of the driving block is inclined.

Preferably, a reset spring is movably sleeved on the surface of the movable rod, and two ends of the reset spring are fixedly connected with the driving block and the inner slide rod respectively.

Preferably, the moving rod penetrates through one end of the inner sliding rod in a sliding manner and is fixedly provided with a connecting plate.

Compared with the prior art, the utility model has the beneficial effects that:

(1) This loop wheel machine with protective properties, not pulling the pull rod, make pull rod and slider reset through the elasticity of spring, and then make the one end of pull rod block into the inside of restriction groove again, and then accomplish the fixed to the axis of rotation, conveniently fix rotor arm and axis of rotation, and then prevent when the rotor arm hangs the building material and get, the rotor arm takes place to rotate, reduce rotor arm automatic pivoted probability, and then prevent that the rotor arm is in the pivoted, bump with the staff, reduce the injury to the staff, improve the protection to the staff, improve the restriction effect to the rotor arm simultaneously, guaranteed the stability of transportation material, improve the protection to the material.

(2) This loop wheel machine with protective properties makes two fixture blocks remove in opposite directions, and then extrudees two elastic spring, and then makes two fixture blocks card advance the inside of two other draw-in grooves, and then accomplishes the fixed to interior slide bar, conveniently adjusts the length of base, and then is convenient for increase loop wheel machine bottom steadily, conveniently according to hanging the weight of getting the heavy object, adjusts the length of base, and then places the counter weight material on interior slide bar, and then reduces the quantity of counter weight, is convenient for hide interior slide bar simultaneously, is convenient for transport, reduces the occupation in space during the transportation.

Drawings

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

FIG. 1 is a schematic structural view of a crane with protective performance according to the present utility model;

FIG. 2 is an enlarged schematic view of the utility model at A in FIG. 1;

FIG. 3 is an internal schematic view of the fixing rod of the present utility model;

fig. 4 is an internal schematic view of the base of the present utility model.

Reference numerals: 1. a base; 2. a connecting plate; 3. a support frame; 4. an inner slide bar; 5. a support shaft; 6. a pull rod; 7. a fixed rod; 8. a rotating arm; 9. a rotating shaft; 10. a limiting groove; 11. a slide block; 12. a slideway; 13. a spring; 14. a clamping groove; 15. a clamping block; 16. an elastic spring; 17. a moving rod; 18. a return spring; 19. and a driving block.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a loop wheel machine with protective properties, including base 1, the top fixed mounting of base 1 has back shaft 5, the inside rotation of back shaft 5 is connected with axis of rotation 9, be provided with rotor arm 8 on the axis of rotation 9, the fixed surface of back shaft 5 installs dead lever 7, the inside sliding connection of dead lever 7 has pull rod 6, limiting groove 10 has been seted up on the surface of axis of rotation 9, the one end that pull rod 6 is close to axis of rotation 9 is at limiting groove 10's inside slip joint, slide 12 has been seted up to the inside of dead lever 7, slide 12's inside sliding connection has slider 11.

Through the setting of slider 11 and slide 12, and then prevent that pull rod 6 from the inside roll-off of dead lever 7, improve the restriction effect to pull rod 6, guaranteed the stability that the device used.

The sliding block 11 is fixedly connected with the surface of the pull rod 6, a spring 13 is fixedly arranged in the sliding way 12, and one end, close to the sliding block 11, of the spring 13 is fixedly connected with the sliding block 11.

The rotating arm 8 is when rotating, pull rod 6 outwards, and then make the inside slip of pull rod 6 at dead lever 7, make slider 11 slide in the inside of slide 12, and then make slider 11 extrude spring 13, make the one end that pull rod 6 is close to axis of rotation 9 break away from the inside of restriction groove 10 simultaneously, and then do not block axis of rotation 9, and then rotate rotating arm 8, make axis of rotation 9 rotate in the inside of back shaft 5, and then do not need when rotating axis of rotation 9 and rotating arm 8, do not pull rod 6, make pull rod 6 and slider 11 reset through the elasticity of spring 13, and then make the one end of pull rod 6 block into the inside of restriction groove 10 again, and then accomplish the fixed to axis of rotation 9, conveniently fix rotating arm 8 and axis of rotation 9, and then prevent when rotating arm 8 hangs the material of getting, rotating arm 8 takes place to rotate, and reduce the probability that rotating arm 8 is automatic to rotate, and then prevent that rotating arm 8 from bumping with the staff, the protection to staff, and improvement is to the protection of staff, and improvement is to the restriction effect of transporting to arm 8, and protection to the material stability has been improved.

The inside of base 1 is provided with adjusting device, adjusting device includes sliding connection at the inside inner slide 4 of base 1, inner slide 4 extends to the outside one end fixed mounting of base 1 has support frame 3, inner slide 4's inside sliding connection has two fixture blocks 15, two fixture block 15 relative one end is the slope form, two draw-in grooves 14 have been seted up on the inner wall of base 1, two fixture block 15 opposite ends slip joint in the inside of two draw-in grooves 14 respectively, inner slide 4's inside fixed mounting has two elastic spring 16, two elastic spring 16 opposite ends respectively with two fixture block 15 fixed connection, inner slide 4's inside sliding connection has movable rod 17, the one end fixed mounting that movable rod 17 is close to fixture block 15 has drive block 19, the shape of drive block 19 one end is the slope form equally, reset spring 18 has been cup jointed on the surface to the movable, reset spring 18's both ends respectively with drive block 19 and inner slide 4 fixed connection, the one end fixed mounting connecting plate 2 of slide bar in the sliding rod 17 slip run through.

When adjusting the length of base 1, outwards pulling connecting plate 2, and then make two movable rods 17 outwards remove simultaneously, and then make movable rod 19 remove, extrude reset spring 18, when drive piece 19 removes, can make drive piece 19 not extrude two fixture blocks 15, and then make two fixture blocks 15 reset through the elasticity of two elasticity springs 16, and then make two fixture blocks 15 not block into the inside of two draw-in grooves 14, and then remove the fixed to interior slide bar 4, slide bar 4 in outwards pulling, and then when can't be in slide bar 4 in the pulling, do not pull connecting plate 2, and then make movable rod 17 reset through reset spring 18's elasticity, then make the inclined plane on drive piece 19 extrude the inclined plane on two fixture blocks 15, and then make two fixture blocks 15 remove in opposite directions, and then extrude two elasticity springs 16, and then make two fixture blocks 15 block into the inside of two other draw-in grooves 14, and then accomplish the fixed to interior 4, and then conveniently adjust the fixture block length of base 1, and then be convenient for increase the crane bottom, and then the bottom is convenient for carry out the inner slide bar 1, and then take down the size is convenient for take down the weight, and carry out the size is convenient for the inner slide bar 4, and then take down the transportation is convenient for take up the weight.

Working principle:

the rotating arm 8 is when rotating, pull the pull rod 6 outwards, and then make the pull rod 6 slide in the inside of dead lever 7, make slider 11 slide in the inside of slide 12, and then make slider 11 extrude spring 13, make the one end that pull rod 6 is close to axis of rotation 9 break away from the inside of restriction groove 10 simultaneously, and then do not block axis of rotation 9, and then rotate the rotating arm 8, make axis of rotation 9 rotate in the inside of back shaft 5, and then do not need when rotating axis of rotation 9 and rotating arm 8, do not pull rod 6, make pull rod 6 and slider 11 reset through the elasticity of spring 13, and then make the one end of pull rod 6 block again in the inside of restriction groove 10, and then accomplish the fixed to axis of rotation 9.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. The utility model provides a loop wheel machine with protective properties, includes base (1), its characterized in that: the top fixed mounting of base (1) has back shaft (5), the inside rotation of back shaft (5) is connected with axis of rotation (9), be provided with rotation arm (8) on axis of rotation (9), the fixed surface of back shaft (5) installs dead lever (7), the inside sliding connection of dead lever (7) has pull rod (6), limiting groove (10) have been seted up on the surface of axis of rotation (9), the one end that pull rod (6) is close to axis of rotation (9) is at limiting groove (10) inside slip joint, slide (12) have been seted up to the inside of dead lever (7), the inside sliding connection of slide (12) has slider (11), the fixed surface of slider (11) and pull rod (6) is connected, the inside fixed mounting of slide (12) has spring (13), the one end that spring (13) is close to slider (11) and slider (11) fixed connection, the inside of base (1) is provided with adjusting device.

2. The crane with protective properties according to claim 1, wherein: the adjusting device comprises an inner slide rod (4) which is connected inside a base (1) in a sliding manner, a supporting frame (3) is fixedly arranged at one end of the inner slide rod (4) extending to the outside of the base (1), two clamping blocks (15) are connected inside the inner slide rod (4) in a sliding manner, one ends of the two clamping blocks (15) which are opposite are inclined, two clamping grooves (14) are formed in the inner wall of the base (1), and one ends of the two clamping blocks (15) which are opposite are connected in a sliding manner inside the two clamping grooves (14) respectively.

3. A crane with protective properties according to claim 2, characterized in that: two elastic springs (16) are fixedly arranged in the inner sliding rod (4), and one ends of the two elastic springs (16) which are opposite to each other are fixedly connected with two clamping blocks (15) respectively.

4. A crane with protective properties according to claim 3, characterized in that: the inner side of the inner slide rod (4) is connected with a moving rod (17) in a sliding manner, one end of the moving rod (17) close to the clamping block (15) is fixedly provided with a driving block (19), and one end of the driving block (19) is inclined.

5. The crane with protective properties of claim 4, wherein: a reset spring (18) is movably sleeved on the surface of the movable rod (17), and two ends of the reset spring (18) are fixedly connected with the driving block (19) and the inner slide rod (4) respectively.

6. The crane with protective properties of claim 5, wherein: the movable rod (17) penetrates through one end of the inner slide rod (4) in a sliding mode, and a connecting plate (2) is fixedly arranged at one end of the inner slide rod.