阅读说明：本技术 一种工程设备安装用吊装装置 (Hoist device is used in engineering equipment fixing ) 是由 石立军 张军亮 蔡俊英 高国社 于 2021-07-30 设计创作，主要内容包括：本发明公开了一种工程设备安装用吊装装置,通过在安装箱体内设置两个平行设置的绕线辊,绕线辊通过转轴安装于安装箱体内壁,每个绕线辊上缠绕一个缆绳,缆绳的端部连接有用于捆绑工件的绑带,安装箱体上端固定有吊环,安装箱体上设有用于驱动两个绕线辊转动的驱动装置,通过驱动装置带动绕线辊转动,实现调整吊装时缆绳的长度,从而保证物料的重心与吊装时的拉力处于同一竖直线上,避免吊装时物料重心不稳、发生倾斜,使得吊装更加安全。采用与绕线辊同轴固定连接的第一转动轴以及固定于安装箱体一侧的电机,采用蜗轮蜗杆结构驱动,能够防止绕线辊在工件重力作用下的自传,提高传动安全性。(The invention discloses a hoisting device for mounting engineering equipment, which is characterized in that two winding rollers which are arranged in parallel are arranged in a mounting box body, the winding rollers are mounted on the inner wall of the mounting box body through rotating shafts, a cable is wound on each winding roller, the end part of each cable is connected with a binding belt for binding a workpiece, a hoisting ring is fixed at the upper end of the mounting box body, a driving device for driving the two winding rollers to rotate is arranged on the mounting box body, and the driving device drives the winding rollers to rotate to realize the adjustment of the length of the cable during hoisting, so that the gravity center of a material and the pulling force during hoisting are positioned on the same vertical line, the unstable gravity center and the inclination of the material during hoisting are avoided, and the hoisting is safer. The first rotating shaft is fixedly connected with the winding roller in a coaxial mode, the motor is fixed on one side of the installation box body, the worm and gear structure is adopted for driving, the winding roller can be prevented from automatically transmitting under the action of gravity of a workpiece, and transmission safety is improved.)

1. The utility model provides a hoist device is used in engineering equipment installation, a serial communication port, including installation box (9), be equipped with two parallel arrangement's wire winding roller (5) in installation box (9), wire winding roller (5) are installed in installation box (9) inner wall through the pivot, twine hawser (8) on every wire winding roller (5), the end connection of hawser (8) has bandage (19) that are used for binding the work piece, installation box (9) upper end is fixed with rings (10), be equipped with on installation box (9) and be used for driving two wire winding roller (5) pivoted drive arrangement.

2. The hoisting device for engineering equipment installation according to claim 1, wherein the driving device comprises a first rotating shaft (17) coaxially and fixedly connected with the winding roller (5) and a motor (201) fixed on one side of the installation box body (9), an output shaft of the motor (201) is perpendicular to an axis of the first rotating shaft (17), a worm wheel (205) is arranged on the first rotating shaft (17), and a worm (202) meshed with the worm wheel on the first rotating shaft (17) is arranged on the output shaft of the motor (201).

3. The hoisting device for installation of the engineering equipment as claimed in claim 1, wherein a mounting plate (12) is fixed at the bottom in the mounting box body (9), a connecting sleeve (15) is installed on the mounting plate (12), the connecting sleeve (15) is sleeved with a second rotating shaft (16), a worm wheel (205) meshed with the worm (202) is fixed on the second rotating shaft (16), a through hole is formed in the middle of the second rotating shaft (16), and one end of the first rotating shaft (17) is coaxially sleeved with the second rotating shaft (16); the peripheries of the ends, close to the first rotating shaft (17) and the second rotating shaft (16), of the first rotating shaft (17) and the second rotating shaft (16) are provided with key grooves which are arranged along the axis direction, and connecting keys (103) which can be meshed with the key grooves in the first rotating shaft (17) and the second rotating shaft (16) simultaneously are sleeved on the first rotating shaft (17) and the second rotating shaft (16).

4. The hoisting device for installation of the engineering equipment as claimed in claim 3, wherein a baffle (104) is fixed at one end of the connecting key (103) close to the first rotating shaft (17), a limiting rod (107) is arranged on the first rotating shaft (17), the limiting rod (107) is located between the baffle (104) and the worm wheel (205), a first spring (105) is sleeved on the first rotating shaft (17), a stop lever (106) is arranged on the first rotating shaft (17), the first spring (105) is located between the baffle (104) and the stop lever (106), a first electromagnet (602) is arranged on one side of the first rotating shaft (17) in the installation box body (9), and the first electromagnet (602) can generate electromagnetic suction on the baffle (104).

5. The hoisting device for mounting the engineering equipment is characterized in that a connecting plate (601) is fixed at the upper end of the mounting box body (9), and a first electromagnet (602) is arranged on the side wall, close to the baffle (104), of the connecting plate (601).

6. The hoisting device for installation of engineering equipment as claimed in claim 1, wherein a protection mechanism for preventing the winding roller (5) from freely rotating when adjusting the length of the cable (8) is arranged in the installation box body (9).

7. The hoisting device for mounting the engineering equipment is characterized in that the protection mechanism comprises a second electromagnet (401) arranged at the upper end of the mounting box body (9) and a guide rod (301) fixed at the inner upper end of the mounting box body (9), a sliding plate (402) capable of sliding relative to the guide rod (301) is sleeved on the guide rod (301), a magnet capable of being adsorbed by the second electromagnet (401) is arranged at the upper end of the sliding plate (402), a second spring (302) is sleeved on the guide rod (301), a stop block is arranged at the lower end of the guide rod (301), the second spring (302) is located between the stop block at the lower end of the guide rod (301) and the sliding plate (402), a mounting block (403) is fixedly connected to the lower side wall of the sliding plate (402), and a limiting block (407) which can be in contact with the fixing strip (404) and is embedded between two adjacent fixing strips (404) is arranged on the mounting block (403).

8. The hoisting device for installation of engineering equipment as claimed in claim 7, wherein the installation block (403) is internally provided with an installation cavity (701), the side wall of the installation cavity (701) is provided with a strip-shaped opening (702), the limiting block (407) is inserted into the strip-shaped opening (702) and is fixedly connected with the moving plate (703), the side wall of the moving plate (703) is fixedly connected with a sliding rod (705), the sliding rod (705) is sleeved with a fixing sleeve (704), the other end of the fixing sleeve (704) is fixed with the side wall of the installation cavity (701), the side wall of the fixing sleeve (704) is sleeved with a third spring (706), and two ends of the third spring (706) are respectively fixed with the moving plate (703) and the side wall of the installation cavity (701).

9. The hoisting device for installation of engineering equipment is characterized in that a working block (13) is fixedly inserted into the side wall of the mounting plate (12), a pressing force sensor (14) is arranged between the side wall of one side of the working block (13) and the mounting plate (12), and the first electromagnet (602) is electrically connected with the pressing force sensor (14).

10. The hoist for installation of construction equipment according to claim 1, wherein the end of the cable (8) is rotatably connected to the binding band (19) through a connecting block (20), one end of the connecting block (20) is rotatably connected to the binding band (19) through a rotating shaft, and the other end of the connecting block (20) is fastened to the end of the cable (8) through a clip.

Technical Field

The invention belongs to the technical field of engineering equipment hoisting, and particularly relates to a hoisting device for engineering equipment installation.

Background

Engineering equipment needs to hoist in the installation, and current mode is hoisted through hanging the hoist on the couple of crane, when hoist tubular material or large-scale steel construction material, often need use two hawsers to hoist.

However, in the actual hoisting operation, workers are required to bind the two ends of the mooring rope on the material, but in the actual operation, due to manual binding, the gravity center of the material and the pulling force during hoisting are hardly guaranteed to be on the same vertical line, and the material cannot be stably hoisted due to the fact that the material is inclined, the potential safety hazard is easily caused, and the binding place needs to be finely adjusted manually, so that time and labor are wasted.

Disclosure of Invention

The invention aims to provide a hoisting device for mounting engineering equipment, which overcomes the defects of the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides an engineering equipment installs and uses hoist device, is equipped with two parallel arrangement's winding roller including the installation box, the winding roller is installed in installation box inner wall through the pivot, twines a hawser on every winding roller, and the end connection of hawser has the bandage that is used for binding the work piece, and installation box upper end is fixed with rings, is equipped with on the installation box to be used for driving two winding roller pivoted drive arrangement.

Furthermore, the driving device comprises a first rotating shaft and a motor, wherein the first rotating shaft is coaxially and fixedly connected with the winding roller, the motor is fixed on one side of the mounting box body, an output shaft of the motor is perpendicular to the axis of the first rotating shaft, a worm wheel is arranged on the first rotating shaft, and a worm meshed with the worm wheel on the first rotating shaft is arranged on the output shaft of the motor.

Furthermore, a mounting plate is fixed at the bottom in the mounting box body, a connecting sleeve is mounted on the mounting plate, the connecting sleeve is sleeved with a second rotating shaft, a worm wheel meshed with the worm is fixed on the second rotating shaft, a through hole is formed in the middle of the second rotating shaft, and one end of the first rotating shaft is coaxially sleeved with the second rotating shaft; the periphery of one end that first axis of rotation and second axis of rotation are close to all is equipped with the keyway that sets up along the axis direction, and the cover is equipped with the connecting key that can simultaneously with the keyway meshing in first axis of rotation and the second axis of rotation on first axis of rotation and the second axis of rotation.

Furthermore, one end, close to the first rotating shaft, of the connecting key is fixed with a baffle plate, a limiting rod is arranged on the first rotating shaft and located between the baffle plate and the worm wheel, a first spring is sleeved on the first rotating shaft, a stop lever is arranged on the first rotating shaft and located between the baffle plate and the stop lever, a first electromagnet is arranged on one side, located in the installation box, of the first rotating shaft, and the first electromagnet can generate electromagnetic attraction on the baffle plate.

Furthermore, a connecting plate is fixed at the upper end of the mounting box body, and a first electromagnet is arranged on the side wall, close to the baffle, of the connecting plate.

Furthermore, a protection mechanism for preventing the winding roller from freely rotating when the length of the mooring rope is adjusted is arranged in the installation box body.

Further, the protection mechanism is including setting up the second electro-magnet in installation box upper end and being fixed in the guide arm of the internal upper end of installation box, the cover is equipped with the gliding sliding plate of guide arm relatively on the guide arm, the sliding plate upper end is equipped with can the adsorbed magnet of second electro-magnet, the cover is equipped with the second spring on the guide arm, the guide arm lower extreme is equipped with the dog, the second spring is located between dog and the sliding plate of guide arm lower extreme, the lower lateral wall fixedly connected with installation piece of sliding plate, be equipped with on the installation piece can contact with the fixed strip and inlay the stopper between two adjacent fixed strips.

Further, the installation cavity that the installation piece inside was equipped with, the bar opening has been seted up to the lateral wall of installation cavity, and the stopper is inserted and is established in the bar opening and fixedly connected with movable plate, and the lateral wall fixedly connected with slide bar of movable plate overlaps on the slide bar to be equipped with fixed cover, and the other end of fixed cover is fixed with the lateral wall of installation cavity, and the lateral wall cover of fixed cover is equipped with the third spring, and the both ends of third spring are fixed with the lateral wall of movable plate and installation cavity respectively.

Furthermore, the lateral wall of mounting panel is fixed to be inserted and is equipped with the work piece, and is provided with between one side lateral wall of work piece and the mounting panel and presses the force transducer, first electro-magnet and press force transducer electric connection.

Further, the tip of hawser passes through the connecting block and is connected with the bandage rotation, and the one end of connecting block is passed through the pivot and is rotated and be connected with the bandage, and the other end of connecting block passes through the clamp chucking with the tip of hawser.

Compared with the prior art, the invention has the following beneficial technical effects:

the invention relates to a hoisting device for mounting engineering equipment, which is characterized in that two winding rollers which are arranged in parallel are arranged in a mounting box body, the winding rollers are mounted on the inner wall of the mounting box body through rotating shafts, a cable is wound on each winding roller, the end part of each cable is connected with a binding belt for binding a workpiece, a hoisting ring is fixed at the upper end of the mounting box body, a driving device for driving the two winding rollers to rotate is arranged on the mounting box body, and the winding rollers are driven to rotate through the driving device, so that the length of the cable during hoisting is adjusted, the gravity center of a material and the tension force during hoisting are ensured to be on the same vertical line, the gravity center of the material is prevented from being unstable and inclined during hoisting, and the hoisting is safer.

Furthermore, the driving device comprises a first rotating shaft and a motor, the first rotating shaft is coaxially and fixedly connected with the winding roller, the motor is fixed on one side of the installation box body, an output shaft of the motor is perpendicular to the axis of the first rotating shaft, a worm wheel is arranged on the first rotating shaft, a worm meshed with the worm wheel on the first rotating shaft is arranged on the output shaft of the motor, the worm and gear structure is adopted for driving, the winding roller can be prevented from automatically transmitting under the action of the gravity of a workpiece, and the transmission safety is improved.

Further, the mounting panel is fixed to the bottom in the installation box body, and through the one end and the second axis of rotation of the first axis of rotation of coaxial setting, the one end and the second axis of rotation of utilizing the connecting key to the first axis of rotation are connected the separation, simple structure, and the regulation of being convenient for can realize quick adjustment, safe convenient according to hoist and mount article inclination.

Furthermore, the end, close to first axis of rotation, of the connecting key is fixed with a baffle, the first axis of rotation is provided with a limiting rod, the limiting rod is located between the baffle and the worm wheel, the first axis of rotation is sleeved with a first spring, the first axis of rotation is provided with a stop lever, the first spring is located between the baffle and the stop lever, the installation box is internally located on one side of the first axis of rotation and is provided with a first electromagnet, the first electromagnet can generate electromagnetic attraction to the baffle, the installation structure of the electromagnet control connecting key is adopted, the connecting key is convenient and reliable, and the control is simple.

Further, be provided with in the installation box and prevent wire winding roller free rotation's protection machanism when adjusting hawser length, adopt protection machanism can effectively prevent wire winding roller antiport under the effect of working gravity, realize duplicate protection with worm gear transmission cooperation.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a mounting box according to an embodiment of the present invention;

FIG. 3 is a perspective view of an embodiment of the invention with a mounting housing shaft;

fig. 4 is a schematic view of a mounting block structure according to an embodiment of the invention.

In the figure: 101. a second keyway; 102. a first keyway; 103. a connecting bond; 104. a baffle plate; 105. a first spring; 106. a stop lever; 107. a limiting rod; 201. a motor; 202. a drive shaft; 203. a worm; 204. a fixing plate; 205. a worm gear; 206. a support plate; 301. a guide bar; 302. a second spring; 401. a second electromagnet; 402. a sliding plate; 403. mounting blocks; 404. a fixing strip; 405. a limiting surface; 406. a sliding surface; 407. a limiting block; 5. a winding roller; 601. a connecting plate; 602. a first electromagnet; 701. a mounting cavity; 702. a strip-shaped opening; 703. moving the plate; 704. fixing a sleeve; 705. a slide bar; 706. a third spring; 8. a cable; 9. installing a box body; 10. a hoisting ring; 11. a controller; 12. mounting a plate; 13. a working block; 14. a pressure sensor; 15. connecting sleeves; 16. a second rotating shaft; 17. a first rotating shaft; 18. a through hole; 19. binding bands; 20. and (4) connecting the blocks.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention. The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention to its proper form. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.

As shown in fig. 1 to 4, a hoisting device for mounting engineering equipment comprises a mounting box body 9, two winding rollers 5 arranged in parallel are arranged in the mounting box body 9, the winding rollers 5 are mounted on the inner wall of the mounting box body 9 through rotating shafts, a cable 8 is wound on each winding roller 5, the end part of each cable 8 is connected with a binding band 19, each binding band 19 is used for binding a workpiece, and a hoisting ring 10 is fixed at the upper end of the mounting box body 9 and used for hoisting a hoisting rope; be equipped with on the installation box 9 and be used for driving two winding roller 5 pivoted drive arrangement, drive winding roller 5 through drive arrangement and rotate, hawser 8's length when realizing the adjustment hoist and mount to pulling force when guaranteeing the focus of material and hoist and mount is in same vertical line, and the material focus is unstable, the emergence slope when avoiding hoist and mount, makes hoist and mount safer.

The two winding rollers 5 are symmetrically arranged about the hanging ring 10 on the mounting box 9, and the ropes 8 on the two winding rollers 5 are wound in opposite ways for controlling the mounting box 9 to provide balance. The end of hawser 8 passes through connecting block 20 and is connected with bandage 19 rotation, and the one end of connecting block 20 is rotated through the pivot and is connected with bandage 19, and the other end of connecting block 20 passes through the clamp chucking with the end of hawser 8, and its joint strength satisfies hoist and mount load requirement. The bottom of the mounting box body 9 is provided with a through hole 18, and the mooring rope 8 penetrates through the through hole 18 and is wound on the winding roller 5.

The driving device comprises a first rotating shaft 17 coaxially and fixedly connected with the winding rollers 5 and a motor 201 fixed on one side of the mounting box 9, an output shaft of the motor 201 is perpendicular to the axis of the first rotating shaft 17, a worm wheel 205 is arranged on the first rotating shaft 17, a worm 202 meshed with the worm wheel on the first rotating shaft 17 is arranged on the output shaft of the motor 201, the driving device adopts a worm and gear structure to drive, the self-transmission of the winding rollers 5 under the action of the gravity of a workpiece can be prevented, and the rotating directions of the two worms meshed with the worm wheels on the first rotating shaft 17 fixedly connected with the end parts of the two winding rollers 5 are opposite.

The end parts of the two winding rollers 5 have the same connection structure with the driving device, specifically, as shown in fig. 2 and 3, a mounting plate 12 is fixed at the bottom in the mounting box 9, a connecting sleeve 15 is mounted on the mounting plate 12, the connecting sleeve 15 is sleeved with a second rotating shaft 16, the connecting sleeve 15 plays a role of a bearing, a worm wheel 205 meshed with the worm 202 is fixed on the second rotating shaft 16, a through hole is formed in the middle of the second rotating shaft 16, and one end of the first rotating shaft 17 is coaxially sleeved with the second rotating shaft 16; keyways arranged along the axial direction are respectively arranged on the peripheries of the ends, close to the first rotating shaft 17 and the second rotating shaft 16, of the first rotating shaft 17 and the second rotating shaft 16, a connecting key 103 capable of being meshed with the keyways on the first rotating shaft 17 and the second rotating shaft 16 is sleeved on the first rotating shaft 17 and the second rotating shaft 16, a baffle plate 104 is fixed at one end, close to the first rotating shaft 17, of the connecting key 103, a limiting rod 107 is arranged on the first rotating shaft 17, the limiting rod 107 is located between the baffle plate 104 and a worm wheel 205, a first spring 105 is sleeved on the first rotating shaft 17, a baffle rod 106 is arranged on the first rotating shaft 17, the first spring 105 is located between the baffle plate 104 and the baffle rod 106, a first electromagnet 602 is arranged on one side, located on the first rotating shaft 17, of the installation box body 9, the first electromagnet 602 can generate electromagnetic attraction to the baffle plate 104, the first electromagnet 602 is attracted to the baffle plate 104 after being electrified, so that the baffle plate 104 drives the connecting key 103 to slide along the second rotating shaft 16, connecting key 103 meshes with the keyway on first axis of rotation 17 and the second axis of rotation 16 simultaneously, and first axis of rotation 17 and second axis of rotation 16 can coaxial rotation, and motor power switch-on, the motor pass through the worm on the transmission shaft 202 and the transmission of worm wheel 205 meshing, drive winding roller 5 and rotate, realize the regulation to hawser 8 length, and is more high-efficient, the cost is lower.

Specifically, as shown in fig. 3, a first key groove 102 is formed in an outer periphery of one end of the first rotating shaft 17, which is close to the second rotating shaft 16, and a second key groove 101 is formed in an outer periphery of one end of the second rotating shaft 16, which is close to the first rotating shaft 17; the first rotating shaft 17 has a plurality of first key grooves 102 uniformly arranged in the circumferential direction on the outer periphery thereof, and the second rotating shaft 16 has a plurality of second key grooves 101 uniformly arranged in the circumferential direction on the outer periphery thereof.

A working block 13 is fixedly inserted into the side wall of the mounting plate 12, a pressing force sensor 14 is arranged between the side wall of one side of the working block 13 and the mounting plate 12, and the type of the pressing force sensor 14 is T117, so that the component force of the pulling force exerted on the cable 8 in the horizontal direction can act on the pressing force sensor 14.

A protection mechanism for preventing the winding roller 5 from freely rotating when the length of the cable 8 is adjusted is arranged in the installation box body 9, when the two cable 8 are hoisted and the tension force exerted on one cable 8 is different, the tension force exerted on one cable 8 is larger, so that the first electromagnet 602 on the same side with the cable 8 with smaller tension force is controlled to be electrified, the first electromagnet 602 is attracted to the baffle 104 after being electrified, so that the connecting mechanism on one side of the cable 8 with smaller tension force is disconnected, at the moment, the rotation of the motor 201 drives the transmission shaft 202 to rotate, further drives the worm 203 and the worm wheel 205 to rotate, the rotation of the worm wheel 205 drives the first rotating shaft 17 to rotate through the connecting mechanism, so that the winding roller 5 on the cable 8 with larger tension force rotates anticlockwise, thereby the cable 8 with larger tension force is reeled, the gravity center position of the material is adjusted, and the gravity center position and the hanging ring 10 are ensured to be on the same vertical line, the material gravity center is prevented from being unstable and inclined during hoisting, so that the hoisting is safer.

Specifically, the bottom is equipped with fixed plate 204 in the installation box 9, and the lateral wall of fixed plate 204 is inserted and is equipped with transmission shaft 202, and the both ends of transmission shaft 202 rotate with the lateral wall of installation box 9 respectively and be connected, and the lateral wall fixedly connected with backup pad 206 of installation box 9, the last lateral wall fixedly connected with motor 201 of backup pad 206, and the output of motor 201 run through the lateral wall of installation box 9 and fixed with the one end of transmission shaft 202.

Specifically, a connecting plate 601 is fixed to the upper end of the installation box 9, a first electromagnet 602 is arranged on the side wall, close to the baffle plate 104, of the connecting plate 601, the first electromagnet 602 is aligned with the baffle plate 104, the first electromagnet 602 is electrically connected with the pressure sensor 14, and the first electromagnet 602 is attracted to the baffle plate 104 after being electrified, so that on-off control of the connecting mechanism is more convenient and efficient.

Protection machanism is including setting up second electro-magnet 401 in installation box 9 upper end and being fixed in guide arm 301 of installation box 9 interior upper end, the cover is equipped with the gliding sliding plate 402 of guide arm 301 relatively on the guide arm 301, the sliding plate 402 upper end is equipped with the magnet that can second electro-magnet 401 adsorbs, the cover is equipped with second spring 302 on the guide arm 301, guide arm 301 lower extreme is equipped with the dog, second spring 302 is located between dog and the sliding plate 402 of guide arm 301 lower extreme, the lower lateral wall fixedly connected with installation piece 403 of sliding plate 402, be equipped with stopper 407 on the installation piece 403, stopper 407 includes spacing face 405 and the slip plane 406 that the slope set up, first axis of rotation 17 periphery array has fixed strip 404, stopper 407 can contact with fixed strip 404 and inlay in the space between two adjacent fixed strip 404. Control second electro-magnet 401 through controller 11 circular telegram, second electro-magnet 401 is repelled with sliding plate 402 after circular telegram, thereby make sliding plate 402 drive installation piece 403 downstream, when adjusting the length of hawser 8, the winding roller 5 that needs adjustment one side rotates, fixed strip 404 then slides on the lateral wall of glide plane 406, make stopper 407 to the internal contraction of installation cavity 701, guarantee normal adjustment promptly, the coupling mechanism disconnection of opposite side, at this moment, fixed strip 404 offsets with spacing face 405, thereby avoid not adjusting winding roller 5 of one side to carry out corotation and make hawser 8 not hard up, make hoist and mount and adjustment process safe and reliable more.

The inside installation cavity 701 that is equipped with of installation piece 403, bar opening 702 has been seted up to the lateral wall of installation cavity 701, stopper 407 is inserted and is established in bar opening 702 and fixedly connected with movable plate 703, and movable plate 703 slides in installation cavity 701, the lateral wall fixedly connected with slide bar 705 of movable plate 703, the lateral wall cover of slide bar 705 is equipped with fixed cover 704, and the other end of fixed cover 704 is fixed with the lateral wall of installation cavity 701, the lateral wall cover of fixed cover 704 is equipped with third spring 706, and the both ends of third spring 706 are fixed with the lateral wall of movable plate 703 and installation cavity 701 respectively, guarantee that stopper 407 contracts to installation cavity 701 in, and can reset under the effect of third spring 706.

The controller 11 is arranged on the side wall of the mounting box body 9, the type adopted by the controller 11 is KY12S, and the controller 11, the motor 201, the second electromagnet 401, the first electromagnet 602 and the pressure sensor 14 are pressed towards the force sensor.

When the lifting ring is used, firstly, the lifting ring 10 is hung on a hook of a crane, and when the lifting is needed, two binding bands 19 are bound on a material to be lifted, and then the lifting is carried out;

when the hoisting is carried out, when the pulling forces applied to the two mooring ropes 8 are different, one mooring rope 8 is applied with a larger pulling force, thereby controlling the first electromagnet 602 which is positioned at the same side with the cable 8 with smaller tension to be electrified, and the first electromagnet 602 is attracted with the baffle plate 104 after being electrified, so that the connection mechanism on the side of the cable 8 with smaller tension is disconnected, at this time, the rotation of the motor 201 drives the rotation of the transmission shaft 202, thereby driving the rotation of the worm 203 and the worm wheel 205, the rotation of the worm wheel 205 drives the rotation of the first rotating shaft 17 through the connecting mechanism, thereby rotating the winding roller 5 on the cable 8 with larger tension counterclockwise, winding the cable 8 with larger tension, the gravity center position of the material is adjusted, the gravity center position and the hanging ring 10 are ensured to be positioned on the same vertical line, the material is prevented from being unstable in gravity center and inclined during hoisting, and the hoisting is safer;

meanwhile, the second electromagnet 401 is controlled to be electrified through the controller 11, the second electromagnet 401 is repelled with the sliding plate 402 after being electrified, so that the sliding plate 402 drives the mounting block 403 to move downwards, when the length of the cable 8 is adjusted, the winding roller 5 on one side needs to be adjusted to rotate, the fixing strip 404 slides on the side wall of the sliding surface 406, the limiting block 407 contracts towards the inside of the mounting cavity 701, normal adjustment is guaranteed, the connecting mechanism on the other side is disconnected, at the moment, the fixing strip 404 is abutted to the limiting surface 405, the situation that the winding roller 5 on one side is not adjusted rotates forwards and the cable 8 is loosened is avoided, and the hoisting and adjusting process is safer and more reliable.

Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.