CN210117181U - Lifting machine that security performance is high - Google Patents

Abstract

The utility model relates to the technical field of auxiliary devices of hoisting equipment, in particular to a hoisting machine with high safety performance, which comprises a motor, a bottom plate, a speed reducer, a rotating shaft, a rotating drum, a connecting shaft, a fixing plate, a steel wire rope and a hook; still include first roller bearing, second roller bearing, first cylinder, second cylinder, commentaries on classics board, preceding extension board, back extension board, connecting plate, fixed axle, third roller bearing, fourth roller bearing, third cylinder, fourth cylinder, ball bearing go up dog and lower dog, the utility model discloses a lifting machine that security performance is high, dispersible heavy object reduces the rotary drum because of the too big fracture of local atress to the effort site of rotary drum, improves the safety in utilization.

Description

Lifting machine that security performance is high

Technical Field

The utility model relates to a hoisting equipment auxiliary device's technical field especially relates to a lifting machine that security performance is high.

Background

As is well known, a hoist with high safety performance is a device for hoisting a heavy object from a low position to a high position, and is widely used in the field of hoisting equipment; the existing elevator with high safety performance comprises a motor, a base plate, a speed reducer, a rotating shaft, a rotating drum, a connecting shaft, a fixing plate, a steel wire rope and a hook, wherein the bottom end of the motor is detachably connected with the left half area of the top surface of the base plate; when the existing hoister with high safety performance is used, a weight is hung on the hook, the motor and the speed reducer are electrified simultaneously, the motor drives the rotating shaft to rotate through the speed reducer, the rotating shaft drives the rotating drum to rotate, the rotating drum continuously enables the steel wire rope to be wound on the rotating drum, and when the steel wire rope is continuously wound on the rotating drum, the steel wire rope drives the hook and the weight on the hook to move from bottom to top, so that the weight is lifted to a proper height; the elevator that current security performance is high discovers in the use, and when promoting the heavy object, the atress position of rotary drum is concentrated relatively, and the rotary drum is easy to be split, leads to the heavy object to drop and brews the incident, and the safety in utilization is relatively poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a dispersible heavy object reduces the rotary drum because of the too big fracture of local atress to the effort position of rotary drum, improves the lifting machine that the security performance is high of safety in utilization.

The utility model discloses a high-safety hoister, which comprises a motor, a bottom plate, a speed reducer, a rotating shaft, a rotating drum, a connecting shaft, a fixed plate, a steel wire rope and a hook, wherein the output end of the motor is connected with the input end of the speed reducer, the left end and the right end of the rotating shaft are respectively connected with the output end of the speed reducer and the central area of the left side wall of the rotating drum, the left end of the connecting shaft is connected with the central area of the right side wall of the rotating drum, the bottom end of the fixed plate is connected with the right half area of; the roller device further comprises a first roller, a second roller, a rotating plate, a front support plate, a rear support plate, a connecting plate, a fixed shaft, a third roller, a fourth roller, a ball bearing, an upper stop block and a lower stop block, wherein a first annular groove is formed in the right half area of the roller, the right end of the first roller and the right end of the second roller respectively penetrate through the central area of the first roller and the central area of the second roller, the left end and the right end of the first roller are respectively connected with the upper half area of the left side wall and the upper half area of the right side wall in the first annular groove, the left end and the right end of the second roller are respectively connected with the lower half area of the left side wall and the lower half area of the right side wall in the first annular groove, a first round hole is transversely formed in the central area of the rotating plate, the rotating plate is sleeved on the first roller and the second roller, the top wall and the inner bottom wall of the first round hole, the bottom end of the front support plate and the bottom end of the rear support plate are respectively connected with a front half area and a rear half area of the top surface of the connecting plate, the front end and the rear end of the fixed shaft are respectively connected with a rear central area of the front support plate and a front central area of the rear support plate, a second annular groove is arranged in a central area of the outer side wall of the fixed shaft, the front end and the front end of the third roller shaft respectively penetrate through the third roller and the fourth roller, the front end and the rear end of the third roller shaft are respectively connected with an upper half area of the inner front wall and an upper half area of the inner rear wall of the second annular groove, the front end and the rear end of the fourth roller shaft are respectively connected with a lower half area of the inner front wall and a lower half area of the inner rear wall of the second annular groove, one end of a steel wire rope is fixed on the rotating drum, the other end of the steel wire rope is continuously wound on the, go up the dog right-hand member and keep off the dog right-hand member down and be connected with fixed plate left side wall first region and second region respectively and contact with ball bearing left end, the couple top is connected with connecting plate bottom surface central area.

The utility model discloses a lifting machine that security performance is high still includes the baffle, baffle central zone transversely is provided with the second round hole, and the baffle cover is connected on the rotary drum, second round hole inside wall and rotary drum lateral wall half right area.

The utility model discloses a lifting machine that security performance is high still includes the backup pad, and first region in backup pad transversely is provided with the third round hole, and the connecting axle right-hand member passes the third round hole.

The utility model discloses a lifting machine that security performance is high still includes the guard box, and the guard box bottom surface is connected with the left half regional of bottom plate top surface, and the guard box is inside to be provided with and to store the chamber, and the guard box left side wall is provided with the rectangle opening, and the rectangle opening is the same with storing the chamber, and motor and speed reducer all can be dismantled and install in the guard box, and the pivot right-hand member passes guard box right side wall central zone and rotary drum left side wall central zone and is connected.

The utility model discloses a lifting machine that security performance is high still includes left handle and right handle, left side handle bottom and right handle bottom are regional with guard box top surface central authorities and fixed plate top surface central authorities area link respectively.

The utility model discloses a lifting machine that security performance is high still includes left rubber sleeve and right rubber sleeve, left side rubber sleeve and right rubber sleeve wrap up respectively on the horizontal part of left handle and right handle.

The utility model discloses a lifting machine that security performance is high still includes the flashing board, flashing board left end and right-hand member are connected with first region on guard box right side wall and the first region on the left side wall of fixed plate respectively.

The utility model discloses a lifting machine that security performance is high still includes the filter plate, filter plate right side wall demountable installation is in protection box left side wall first region.

Compared with the prior art, the beneficial effects of the utility model are that: hanging a heavy object on a hook, simultaneously electrifying a motor and a speed reducer, driving a rotating shaft to rotate by the motor through the speed reducer, driving a rotating drum to rotate by the rotating shaft, enabling a steel wire rope to be wound on the rotating drum continuously, when the steel wire rope is wound on the rotating drum continuously, sliding the steel wire rope in a second annular groove on a fixed shaft, driving the fixed shaft to move upwards, driving the heavy object to move upwards, meanwhile, clamping a rotating plate in the first annular groove and not to move left and right, supporting the heavy object by the steel wire rope in two sections, respectively connecting the steel wire rope in different positions on the rotating drum, dividing acting force of the heavy object on the rotating drum into two parts by the steel wire rope to act on different positions of the rotating drum, dispersing acting force of the heavy object on the rotating drum, reducing breakage of the rotating drum due to overlarge local stress, improving, when the rotary drum is rotatory, the rotary drum drives the connecting axle right-hand member at ball bearing internal rotation, reduces the friction of connecting axle and first circular recess inside wall, reduces the wearing and tearing on connecting axle surface, extension connecting axle life, and wherein, third cylinder and fourth cylinder reduce the friction between wire rope and the second annular recess inside wall, reduce wire rope's wearing and tearing.

Drawings

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

FIG. 2 is a left side view structural schematic diagram of the wire rope, the front support plate, the connecting plate and the fixed shaft;

FIG. 3 is an enlarged view of a portion A of FIG. 1;

FIG. 4 is a partial enlarged view of portion B of FIG. 1;

fig. 5 is a partially enlarged view of a portion C in fig. 2;

in the drawings, the reference numbers: 1. a motor; 2. a base plate; 3. a speed reducer; 4. a rotating shaft; 5. a rotating drum; 6. a connecting shaft; 7. a fixing plate; 8. a wire rope; 9. hooking; 10. a first roller; 11. a second roller; 12. a first drum; 13. a second drum; 14. rotating the plate; 15. a front support plate; 16. a connecting plate; 17. a fixed shaft; 18. a third roller; 19. a fourth roller; 20. a third drum; 21. a fourth drum; 22. a ball bearing; 23. an upper stop block; 24. a baffle plate; 25. a support plate; 26. a protection box; 27. a left handle; 28. a left rubber sleeve; 29. a flashing board; 30. and (4) filtering the plates.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to 5, the utility model discloses a lifting machine with high safety performance, including motor 1, bottom plate 2, speed reducer 3, pivot 4, rotary drum 5, connecting axle 6, fixed plate 7, wire rope 8 and couple 9, motor 1 output is connected with speed reducer 3 input, 4 left ends of pivot and right-hand member are connected with 3 output of speed reducer and 5 left side wall central zone of rotary drum respectively, 6 left ends of connecting axle are connected with 5 right side wall central zone of rotary drum, 7 bottom ends of fixed plate are connected with 2 top surfaces right half zone of bottom plate, 7 left side wall central zone of fixed plate is provided with first circular recess; the roller device further comprises a first roller 10, a second roller 11, a first roller 12, a second roller 13, a rotating plate 14, a front support plate 15, a rear support plate, a connecting plate 16, a fixed shaft 17, a third roller 18, a fourth roller 19, a third roller 20, a fourth roller 21, a ball bearing 22, an upper stop block 23 and a lower stop block, a first annular groove is formed in the right half area of the rotating cylinder 5, the right end of the first roller 10 and the right end of the second roller 11 respectively penetrate through the central area of the first roller 12 and the central area of the second roller 13, the left end and the right end of the first roller 10 are respectively connected with the upper half area of the left side wall and the upper half area of the right side wall in the first annular groove, the left end and the right end of the second roller 11 are respectively connected with the lower half area of the left side wall and the lower half area of the right side wall in the first annular groove, a first round hole is transversely formed in the central area of the rotating plate 14, the rotating plate 14 is sleeved on the, the top wall and the inner bottom wall of the first circular hole are respectively contacted with the top surface of a first roller 12 and the bottom surface of a second roller 13, the bottom end of a front supporting plate 15 and the bottom end of a rear supporting plate are respectively connected with the front half area and the rear half area of the top surface of a connecting plate 16, the front end and the rear end of a fixed shaft 17 are respectively connected with the central area behind the front supporting plate 15 and the central area in front of the rear supporting plate, the central area of the outer side wall of the fixed shaft 17 is provided with a second annular groove, the front end of a third roller 18 and the front end of a fourth roller 19 respectively penetrate through a third roller 20 and a fourth roller 21, the front end and the rear end of the third roller 18 are respectively connected with the upper half area of the inner front wall and the upper half area of the inner rear wall of the second annular groove, the front end and the rear end of the fourth roller 19 are respectively connected with the lower half area of the inner front wall and the inner rear wall of the second, the ball bearing 22 is inserted into the first circular groove, the right end of the connecting shaft 6 is inserted into the ball bearing 22 and is connected with the ball bearing in an interference fit manner, the right end of the upper retaining block 23 and the right end of the lower retaining block are respectively connected with the upper half area and the lower half area of the left side wall of the fixed plate 7 and are contacted with the left end of the ball bearing 22, and the top end of the hook 9 is connected with the central area of the bottom surface of the connecting plate 16; hanging a heavy object on a hook, simultaneously electrifying a motor and a speed reducer, driving a rotating shaft to rotate by the motor through the speed reducer, driving a rotating drum to rotate by the rotating shaft, enabling a steel wire rope to be wound on the rotating drum continuously, when the steel wire rope is wound on the rotating drum continuously, sliding the steel wire rope in a second annular groove on a fixed shaft, driving the fixed shaft to move upwards, driving the heavy object to move upwards, meanwhile, clamping a rotating plate in the first annular groove and not to move left and right, supporting the heavy object by the steel wire rope in two sections, respectively connecting the steel wire rope in different positions on the rotating drum, dividing acting force of the heavy object on the rotating drum into two parts by the steel wire rope to act on different positions of the rotating drum, dispersing acting force of the heavy object on the rotating drum, reducing breakage of the rotating drum due to overlarge local stress, improving, when the rotary drum is rotatory, the rotary drum drives the connecting axle right-hand member at ball bearing internal rotation, reduces the friction of connecting axle and first circular recess inside wall, reduces the wearing and tearing on connecting axle surface, extension connecting axle life, and wherein, third cylinder and fourth cylinder reduce the friction between wire rope and the second annular recess inside wall, reduce wire rope's wearing and tearing.

The utility model discloses a high-safety elevator, still include baffle 24, the central area of baffle 24 is transversely provided with the second round hole, baffle 24 is overlapped on rotary drum 5, the second round hole inside wall is connected with the right half area of the outer side wall of rotary drum 5; the baffle keeps off wire rope in the section of the left half of rotary drum lateral wall, reduces in wire rope falls into first annular groove, improves stability in use.

The utility model discloses a high-safety elevator, also include the backup pad 25, the upper half area of the backup pad 25 is transversely provided with the third round hole, the right-hand member of the connecting axle 6 passes through the third round hole; the supporting plate plays a supporting role for the connecting shaft.

The utility model discloses a high-safety elevator, still include guard box 26, guard box 26 bottom surface and the left half regional connection of 2 top surfaces of bottom plates, the inside storage chamber that is provided with of guard box 26, guard box 26 left side wall is provided with the rectangle opening, the rectangle opening is the same with the storage chamber, motor 1 and speed reducer 3 all can be dismantled and installed in guard box 26, 4 right-hand members of pivot pass guard box 26 right side wall central zone and connect with rotary drum 5 left side wall central zone; the protection box reduces the collision of the motor or the speed reducer with external equipment, and plays a role in protecting the motor and the speed reducer.

The utility model discloses a high-safety elevator, which also comprises a left handle 27 and a right handle, wherein the bottom end of the left handle 27 and the bottom end of the right handle are respectively linked with the central area of the top surface of the protection box 26 and the central area of the top surface of the fixed plate 7; the left handle and the right handle are convenient to move the elevator, and the use flexibility is improved.

The utility model discloses a high-safety elevator, which also comprises a left rubber sleeve 28 and a right rubber sleeve, wherein the left rubber sleeve 28 and the right rubber sleeve are respectively wrapped on the transverse parts of a left handle 27 and a right handle; when moving the lifting machine through the left handle and the right handle, the left rubber sleeve and the right rubber sleeve respectively improve the comfort of hands.

The elevator with high safety performance of the utility model also comprises a rain-proof plate 29, wherein the left end and the right end of the rain-proof plate 29 are respectively connected with the upper half area of the right side wall of the protection box 26 and the upper half area of the left side wall of the fixed plate 7; the flashing can shelter from the rainwater for wire rope.

The utility model discloses a high-safety elevator, which also comprises a filter plate 30, wherein the right side wall of the filter plate 30 is detachably arranged in the upper half area of the left side wall of the protection box 26; the filter plate reduces the impurity entering guard box in the external environment.

The utility model discloses a high-safety hoister, when it is used, hang the heavy object on the couple, switch on motor and speed reducer simultaneously, the motor drives the pivot through the speed reducer and rotates, rotatory pivot drives the rotary drum and rotates, rotatory rotary drum constantly makes wire rope twine on the rotary drum, when wire rope constantly twines on the rotary drum, wire rope slides in the second annular groove on the fixed axle, drive the fixed axle and move upward, thereby drive the heavy object and move upward, simultaneously, the rotary plate is blocked and can not move about in first annular groove, wire rope is divided into two sections and supports the heavy object, wire rope divided into two sections is connected respectively in different positions on the rotary drum, wire rope divides the effort of the heavy object to the rotary drum into two parts and acts on different positions of rotary drum, disperse the effort of the heavy object to the rotary drum, reduce the rotary drum and break because of local atress is too big, the use safety is improved, the service life of the rotary drum is prolonged, when the rotary drum rotates, the rotary drum drives the right end of the connecting shaft to rotate in the ball bearing, the friction between the connecting shaft and the inner side wall of the first circular groove is reduced, the abrasion on the surface of the connecting shaft is reduced, the service life of the connecting shaft is prolonged, and the friction between the steel wire rope and the inner side wall of the second annular groove is reduced by the third rotary drum and the fourth rotary drum, so that the abrasion of the steel wire rope is reduced; the baffle blocks the steel wire rope in the left half area of the outer side wall of the rotary drum, so that the steel wire rope is prevented from falling into the first annular groove, and the use stability is improved; the support plate plays a role in supporting the connecting shaft; the protective box reduces the collision between the motor or the speed reducer and external equipment, and plays a role in protecting the motor and the speed reducer; the left handle and the right handle are convenient for moving the hoister, so that the use flexibility is improved; when the lifter is moved through the left handle and the right handle, the comfort degree of hands is respectively improved by the left rubber sleeve and the right rubber sleeve; the rain-proof plate can shield the steel wire rope from rainwater; the filter plate reduces the impurity entering guard box in the external environment.

The utility model discloses used motor and speed reducer all purchase in the market, according to the service instruction of wearing with use can.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (8)

1. A high-safety-performance elevator comprises a motor (1), a bottom plate (2), a speed reducer (3), a rotating shaft (4), a rotating drum (5), a connecting shaft (6), a fixing plate (7), a steel wire rope (8) and a hook (9), wherein the output end of the motor (1) is connected with the input end of the speed reducer (3), the left end and the right end of the rotating shaft (4) are respectively connected with the output end of the speed reducer (3) and the central region of the left side wall of the rotating drum (5), the left end of the connecting shaft (6) is connected with the central region of the right side wall of the rotating drum (5), the bottom end of the fixing plate (7) is connected with the right half region of the top surface of the bottom plate (; the rolling device is characterized by further comprising a first rolling shaft (10), a second rolling shaft (11), a first rolling shaft (12), a second rolling shaft (13), a rotating plate (14), a front support plate (15), a rear support plate, a connecting plate (16), a fixed shaft (17), a third rolling shaft (18), a fourth rolling shaft (19), a third rolling shaft (20), a fourth rolling shaft (21), a ball bearing (22), an upper stop block (23) and a lower stop block, wherein a first annular groove is formed in the right half area of the rotating cylinder (5), the right end of the first rolling shaft (10) and the right end of the second rolling shaft (11) respectively penetrate through the central area of the first rolling shaft (12) and the central area of the second rolling shaft (13), the left end and the right end of the first rolling shaft (10) are respectively connected with the upper half area of the left side wall and the upper half area of the inner right side wall in the first annular groove, the left end and the right end of the second rolling shaft (11) are respectively connected with the lower half area of the inner left side wall and, a first round hole is transversely formed in the central area of the rotating plate (14), the rotating plate (14) is sleeved on the first roller (12) and the second roller (13), the inner top wall and the inner bottom wall of the first round hole are respectively contacted with the top surface of the first roller (12) and the bottom surface of the second roller (13), the bottom end of the front support plate (15) and the bottom end of the rear support plate are respectively connected with the front half area and the rear half area of the top surface of the connecting plate (16), the front end and the rear end of the fixed shaft (17) are respectively connected with the rear central area of the front support plate (15) and the front central area of the rear support plate, a second annular groove is formed in the central area of the outer side wall of the fixed shaft (17), the front end of the third roller (18) and the front end of the fourth roller (19) respectively penetrate through the third roller (20) and the fourth roller (21), and the front end and the rear end of the third roller (18) are respectively connected with the, fourth roller bearing (19) front end and rear end are connected with preceding wall lower half region and interior back wall lower half region in the second annular groove respectively, and wire rope (8) one end is fixed on rotary drum (5), and the wire rope (8) other end constantly twines on rotary drum (5) and is connected with commentaries on classics board (14) bottom around the second annular groove, ball bearing (22) insert in the first circular recess, connecting axle (6) right-hand member inserts ball bearing (22) inside and interference fit is connected with it, go up dog (23) right-hand member and dog right-hand member down and be connected with fixed plate (7) left side wall upper half region and lower half region respectively and contact with ball bearing (22) left end, couple (9) top and connecting plate (16) bottom surface central area are connected.

2. The elevator with high safety as claimed in claim 1, further comprising a baffle (24), wherein a second circular hole is transversely formed in a central region of the baffle (24), the baffle (24) is sleeved on the drum (5), and an inner side wall of the second circular hole is connected with a right half region of an outer side wall of the drum (5).

3. The elevator with high safety as claimed in claim 2, further comprising a support plate (25), wherein a third circular hole is transversely formed in an upper half region of the support plate (25), and the right end of the connecting shaft (6) passes through the third circular hole.

4. The elevator with high safety performance as claimed in claim 3, further comprising a protection box (26), wherein the bottom surface of the protection box (26) is connected with the left half area of the top surface of the bottom plate (2), a storage cavity is arranged inside the protection box (26), a rectangular opening is formed in the left side wall of the protection box (26), the rectangular opening is identical to the storage cavity, the motor (1) and the speed reducer (3) can be detachably mounted in the protection box (26), and the right end of the rotating shaft (4) penetrates through the central area of the right side wall of the protection box (26) and is connected with the central area of the left side wall of the rotating drum (5).

5. The high-safety elevator as claimed in claim 4, further comprising a left handle (27) and a right handle, wherein the bottom end of the left handle (27) and the bottom end of the right handle are respectively linked with the central area of the top surface of the protection box (26) and the central area of the top surface of the fixing plate (7).

6. The elevator with high safety as claimed in claim 5, further comprising a left rubber sleeve (28) and a right rubber sleeve, wherein the left rubber sleeve (28) and the right rubber sleeve are respectively wrapped on the transverse parts of the left handle (27) and the right handle.

7. The elevator with high safety performance as claimed in claim 6, further comprising a rain guard (29), wherein the left end and the right end of the rain guard (29) are respectively connected with the upper half area of the right side wall of the protection box (26) and the upper half area of the left side wall of the fixing plate (7).

8. The high-safety elevator as claimed in claim 7, further comprising a filter plate (30), wherein the right side wall of the filter plate (30) is detachably mounted on the upper half area of the left side wall of the protection box (26).

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