CN210366756U - Low clearance internal translational steel wire rope electric hoist - Google Patents
Low clearance internal translational steel wire rope electric hoist Download PDFInfo
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- CN210366756U CN210366756U CN201921187904.4U CN201921187904U CN210366756U CN 210366756 U CN210366756 U CN 210366756U CN 201921187904 U CN201921187904 U CN 201921187904U CN 210366756 U CN210366756 U CN 210366756U
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- pulley frame
- wire rope
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Abstract
The utility model relates to a low-clearance internal translational steel wire rope electric hoist, which comprises a winding drum device, wherein one side of the winding drum device is connected with a pulley frame component, two ends of the winding drum device are respectively connected with a winding drum wallboard, two ends of the pulley frame component are respectively connected with pulley frame wallboards arranged in parallel with the winding drum wallboard, wheel axles are respectively arranged on the winding drum wallboard and the pulley frame wallboards, wheels are respectively arranged on the wheel axles at the interval between the winding drum device and the pulley frame component, and the wheel axles at the two ends are symmetrically arranged; the wheel shaft at one end is provided with a low-speed gear in interference fit with the wheel shaft, and the low-speed gear is meshed with a high-speed gear arranged on an output shaft of the running motor. The utility model discloses disconnected axle risk and headroom height have been reduced.
Description
Technical Field
The utility model belongs to the technical field of the electric hoist device technique and specifically relates to a translational steel wire rope electric block in low headroom.
Background
The existing winding device of the steel wire rope electric hoist comprises a winding drum device, a running trolley, a steel wire rope system and the like, wherein the winding drum device is generally formed by serially connecting a conical rotor braking motor, an intermediate shaft and a speed reducer into a straight line, the conical rotor braking motor is positioned at one end of a winding drum, and the speed reducer is positioned at the other end of the winding drum. The problems with the above devices are: the axial size is long, the workshop utilization rate is low, and the conical motor and the speed reducer are respectively arranged at two ends of the winding drum, so that the electric hoist cannot reach two sides of the workshop in a space of at least 1/3, and the workshop utilization rate is greatly reduced; the shaft system is long, the shaft breaking risk is large, the efficiency of the conical rotor motor is low, and the lifting speed is low; the headroom height is high, and electric block hangs on the I-steel of girder below through the dolly for the height that the heavy object rises to is limited, promotes the heavy object to the same height, just needs higher workshop. This is not possible in existing plants, and new plants can increase capital costs.
SUMMERY OF THE UTILITY MODEL
The applicant provides a rational in infrastructure low headroom interior translational steel wire rope electric block to the shortcoming among the above-mentioned prior production technique to improve the workshop utilization ratio, reduce the disconnected axle risk.
The utility model discloses the technical scheme who adopts as follows:
a low-clearance internal translational steel wire rope electric hoist comprises a winding drum device, wherein one side of the winding drum device is connected with a pulley frame assembly, two ends of the winding drum device are respectively connected with a winding drum wallboard, two ends of the pulley frame assembly are respectively connected with pulley frame wallboards arranged in parallel with the winding drum wallboard, wheel shafts are respectively arranged on the winding drum wallboard and the pulley frame wallboards in a penetrating manner, wheels are respectively arranged on the wheel shafts at the interval between the winding drum device and the pulley frame assembly, and the wheel shafts at the two ends are symmetrically arranged; the wheel shaft at one end is provided with a low-speed gear in interference fit with the wheel shaft, and the low-speed gear is meshed with a high-speed gear arranged on an output shaft of the running motor.
As a further improvement of the above technical solution:
the reel device passes through wire rope and is connected with the fixed pulley of installing on the pulley yoke subassembly, be connected with hook block assembly on the wire rope, its structure is: the device comprises two movable pulleys arranged at intervals, wherein a lifting hook is arranged between the two movable pulleys through a lifting hook cross beam; the fixed pulleys are installed between the two pulley frame wallboards at the two ends through frame boards, and the steel wire rope is wound out of the winding drum device, sequentially wound around one movable pulley, the fixed pulleys and the other movable pulley and then wound back to the winding drum device.
The reel wallboard and the pulley yoke wallboard which are positioned at the same end are rigidly connected through a first transverse pull rod and a second transverse pull rod which are arranged in parallel at intervals, and the first transverse pull rod and the second transverse pull rod at the two ends are respectively and symmetrically arranged.
The winding drum device comprises a winding drum body, wherein a rope groove for winding the steel wire rope is formed in the surface of the winding drum body, a disc type motor and an inner translational gear reducer which are connected through a transmission shaft are arranged in the winding drum body and are connected with the winding drum body, and a safety brake is arranged at the end part of the winding drum body; the rope guider is respectively arranged at two ends of the winding drum body and is hinged into a circular hollow structure by two hollow semicircular structures, and the rope guider moves left and right when the winding drum body rotates.
Two ends of the winding drum body shell are respectively connected with the winding drum wall plate through a winding drum end plate, and an electrical control box is arranged on the side surface of the winding drum wall plate; one end of the rope guide is connected with a rope pressing roller, and a descending limit switch and a lifting limit switch which are matched with the rope guide are installed in the shell.
The pulley frame assembly is characterized in that two ends of the pulley frame assembly are respectively connected with a pulley frame wallboard through a pulley frame end plate, an upper pull rod, a longitudinal pull rod and a lower pull rod which are parallel to each other are sequentially installed between the pulley frame end plates at the two ends at intervals from top to bottom, and a top plate is installed at the top of the pulley frame assembly.
And a buffer is arranged on the end plate of the winding drum through a buffer base.
The utility model has the advantages as follows:
the utility model has small volume, light weight, compact and reasonable structure, adopts a special disc type motor, and has short axial size and high power density; the winding drum device has the advantages of small volume, short axial size, two-stage speed reduction and large transmission ratio. The electric hoist winding drum is arranged on the side surface of the main beam, so that the lifting height is improved, the effective lifting height of the heavy object is increased by the same height of the main beam, and the clearance height is reduced.
And simultaneously, the utility model discloses still have following advantage:
the motor and the inner translational gear speed reducer are arranged in the winding drum, so that the sizes of the motor and the speed reducer are axially saved, the lengths of the motor, the winding drum and a speed reducer transmission system are greatly reduced, the shaft breakage risk is greatly reduced, meanwhile, the effective distance of the electric hoist running along the I-shaped steel is larger, the lifting hook of the electric hoist can be closer to the two sides of a workshop, and the utilization rate of the workshop is greatly improved;
is suitable for occasions with severe environment. Because the winding drum and the motor are both arranged in the winding drum, the isolation from the environment can be realized, and the winding drum is particularly suitable for explosion-proof occasions, high-temperature occasions, low-temperature occasions, corrosive occasions, wet occasions and occasions with severe environment caused by rainy and snowy fields;
the lifting speed can be comprehensively improved. The lifting speed can be improved by increasing the diameter of the winding drum, increasing the rotating speed of the motor and the like;
the modularized structure is convenient to install and transport. Except the reel, the whole electric hoist is formed by connecting plates and rods through bolts, and is convenient to transport and install.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a rear view of the present invention.
Fig. 3 is a top view of the present invention.
Wherein: 1. a hook; 2. a hook pulley block; 3. a wire rope; 4. a first tie rod; 5. operating the motor; 6. a high-speed gear; 7. a buffer; 8. a buffer base; 9. a wheel shaft; 10. a wheel; 11. a low-speed gear; 12. a spool wall panel; 13. a drum end plate; 14. a hoisting height limit switch; 15. a reel device; 16. a pulley yoke wall panel; 17. a lower pull rod; 18. a frame plate; 19. a longitudinal pull rod; 20. a pulley yoke end plate; 21. an upper pull rod; 22. a pulley shaft; 23. a fixed pulley; 24. an electrical control box; 25. a top plate; 27. a second tie rod; 28. a descent limit switch; 29. a rope guide; 30. rope pressing roller.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1 to fig. 3, the low-clearance internal translational steel wire rope electric hoist of the embodiment includes a winding drum device 15, one side of the winding drum device 15 is connected with a pulley frame assembly, two ends of the winding drum device 15 are respectively connected with winding drum wall boards 12, two ends of the pulley frame assembly are respectively connected with pulley frame wall boards 16 arranged in parallel with the winding drum wall boards 12, wheel shafts 9 are respectively penetrated through the winding drum wall boards 12 and the pulley frame wall boards 16, wheels 10 are respectively installed on the wheel shafts 9 at the interval between the winding drum device 15 and the pulley frame assemblies, and the wheel shafts 9 at the two ends are symmetrically arranged; the wheel shaft 9 at one end is provided with a low-speed gear 11 which is in interference fit with the wheel shaft and is meshed with the high-speed gear 6 arranged on the output shaft of the running motor 5.
The reel device 15 is connected with the fixed pulley 23 installed on the pulley frame component through the steel wire rope 3, the steel wire rope 3 is connected with the hook pulley block 2, and the structure is that: the device comprises two movable pulleys arranged at intervals, wherein a lifting hook 1 is arranged between the two movable pulleys through a lifting hook cross beam; and a fixed pulley 23 is arranged between two pulley frame wallboards 16 at two ends through a frame plate 18, and the steel wire rope 3 is wound out from the winding drum device 15, sequentially wound around one movable pulley, the fixed pulley 23 and the other movable pulley and then wound back to the winding drum device 15.
The reel wall plate 12 and the pulley frame wall plate 16 at the same end are rigidly connected through a first transverse pull rod 4 and a second transverse pull rod 27 which are arranged in parallel at intervals, and the first transverse pull rod 4 and the second transverse pull rod 27 at the two ends are respectively and symmetrically arranged.
The winding drum device 15 comprises a winding drum body, wherein a rope groove for winding the steel wire rope 3 is formed in the surface of the winding drum body, a disc type motor and an inner translational gear reducer which are connected through a transmission shaft are arranged in the winding drum body and are connected with the winding drum body, and a safety brake is arranged at the end part of the winding drum body; the two ends of the winding drum body are respectively provided with a rope guider 29 which is hinged into a round hollow structure by two hollow semicircular structures and moves left and right when the winding drum body rotates.
The two ends of the winding drum body shell are respectively connected with a winding drum wall plate 12 through a winding drum end plate 13, and the side surface of the winding drum body shell is provided with an electric control box 24; one end of the rope guide 29 is connected with a rope pressing roller 30, and a descending limit switch 28 and a lifting height limit switch 14 which are matched with the rope guide 29 are installed in the shell.
The two ends of the pulley frame assembly are respectively connected with the pulley frame wall plate 16 through a pulley frame end plate 20, an upper pull rod 21, a longitudinal pull rod 19 and a lower pull rod 17 which are parallel to each other are sequentially arranged between the pulley frame end plates 20 at the two ends at intervals from top to bottom, and a top plate 25 is arranged at the top of the pulley frame assembly.
The buffer 7 is arranged on the reel end plate 13 through the buffer base 8.
The reel device 15 and the pulley yoke subassembly of the interior translational steel wire rope electric block of low headroom of this embodiment are arranged respectively in both sides, and wheel 10 is located the lower part between the two for the electric block reel has been increased, has increased the lifting height, has reduced the headroom.
The two ends of the steel wire rope 3 are fixed at the end part of the winding drum device 15 through the pressing plates, the steel wire rope 3 penetrates through the rope guider 29 and bypasses the fixed pulley 23, the winding drum body and the shell of the winding drum device 15 rotate and are converted into the lifting motion of the lifting hook 1, and therefore a heavy object is lifted or lowered;
the running motor 5 adopts an electromagnetic braking cylindrical motor to provide power for the electric hoist to run along the track: an output shaft of the running motor 5 is connected with the high-speed gear 6 and is meshed with the low-speed gear 11 through the high-speed gear 6 to transmit the rotating speed and the torque; the low-speed gear 11 penetrates through the wheel shaft 9, is in interference fit with the wheel shaft 9, is meshed with the high-speed gear 6, transmits the rotating speed and the torque to the wheel shaft 9, and the wheel shaft 9 drives the wheel 10 to rotate;
the buffer 7 is a polyurethane cylindrical buffer and is used for buffering impact force when the electric hoist runs to the limit position;
the reel wallboard 12 is made of an L-shaped steel plate and is connected with a reel end plate 13 through bolts; a rectangular steel plate is adopted and is vertical to the winding drum device 15; the hoisting height limit switch 14 is fixed on the winding drum end plate 13 through bolts, when the hoisting height reaches a rated height, the rope guide 29 collides with a contact of the hoisting height limit switch 14, the switch acts, and the hoisting action stops;
the frame plate 18 is of a rectangular structure in a shape of Chinese character 'hui', and is used for fixing a fixed pulley 23 through a pulley shaft 22; the pulley frame end plate 20, the rectangular steel plates at the two ends of the frame plate 18 are kept relatively parallel through the longitudinal pull rod 19, the upper pull rod 21 and the lower pull rod 17, and the frame plate 18; the pulley frame wall plate 16 is made of L-shaped steel plates, is parallel to the winding drum wall plate 12, is connected with the pulley frame end plate 20 through bolts, and is provided with a lower pull rod 17 and an upper pull rod 21 which are solid cylindrical pull rods and used for fixing the pulley frame end plate 20 so that the left pulley frame end plate 20 and the right pulley frame end plate 20 are kept parallel;
the longitudinal pull rod 19 is a longitudinal main pull rod and a hollow rod piece, and two ends of the longitudinal pull rod are fixed through bolts, so that the left and right pulley frame end plates 20 are kept relatively fixed; the electric control box 24 controls the electric hoist to lift and operate the motor 5, and is arranged on the reel wallboard 12, so that the space is saved, and the whole electric hoist is compact in structure.
The utility model discloses an implementation:
when the hoisting motion reaches the limit, the rope guide 29 touches the hoisting height limit switch 14, the hoisting motion stops, and the hoisting operation can still be performed in a descending mode.
When descending, the winding drum device 15 rotates reversely, the steel wire rope 3 descends the lifting hook 1 through the lifting hook pulley block 2 and the fixed pulley 23, meanwhile, the rope guide 29 also moves towards the inner side of the winding drum, when descending to the limit position, the rope guide 29 runs to the middle of the winding drum and touches the descending limit switch 28, descending action stops, excessive descending operation is placed, the steel wire rope is reversely wound, and the steel wire rope and the rope head pressing plate are broken.
When the winding drum device 15 runs along the track, the running motor 5 drives the high-speed gear 6 to rotate, the high-speed gear 6 is externally meshed with the low-speed gear 11 to drive the wheel shaft 9 to rotate, and the wheel shaft 9 drives the wheel 10 to run. When the running motor 5 stops, the electromagnetic disc type brake at the tail part of the running motor brakes up, so that the motor shaft is braked, and the function of braking the running mechanism is achieved.
The above description is for the purpose of explanation and not limitation of the invention, which is defined in the claims, and any modifications may be made within the scope of the invention.
Claims (7)
1. The utility model provides a low headroom internal translational steel wire rope electric block which characterized in that: the winding device comprises a winding drum device (15), wherein one side of the winding drum device (15) is connected with a pulley frame assembly, two ends of the winding drum device (15) are respectively connected with a winding drum wallboard (12), two ends of the pulley frame assembly are respectively connected with pulley frame wallboards (16) which are arranged in parallel with the winding drum wallboard (12), wheel shafts (9) are respectively arranged on the winding drum wallboard (12) and the pulley frame wallboards (16) in a penetrating way, wheels (10) are respectively arranged on the wheel shafts (9) at the interval between the winding drum device (15) and the pulley frame assembly, and the wheel shafts (9) at the two ends are symmetrically arranged;
the wheel shaft (9) at one end is provided with a low-speed gear (11) which is in interference fit with the wheel shaft and is meshed with a high-speed gear (6) arranged on an output shaft of the running motor (5).
2. The low headroom inner translational wire rope electric hoist of claim 1, characterized by: reel device (15) are connected with fixed pulley (23) of installing on the pulley frame subassembly through wire rope (3), be connected with hook assembly (2) on wire rope (3), its structure is: the device comprises two movable pulleys arranged at intervals, wherein a lifting hook (1) is arranged between the two movable pulleys through a lifting hook cross beam; the fixed pulleys (23) are installed between the two pulley frame wallboards (16) at the two ends through the frame plates (18), and the steel wire rope (3) is wound out from the winding drum device (15), sequentially wound around one movable pulley, the fixed pulleys (23) and the other movable pulley and then wound back to the winding drum device (15).
3. The low headroom inner translational wire rope electric hoist of claim 1, characterized by: the reel wall plate (12) and the pulley frame wall plate (16) which are positioned at the same end are rigidly connected through a first transverse pull rod (4) and a second transverse pull rod (27) which are arranged in parallel at intervals, and the first transverse pull rod (4) and the second transverse pull rod (27) at the two ends are respectively and symmetrically arranged.
4. The low headroom inner translational wire rope electric hoist of claim 1, characterized by: the winding drum device (15) comprises a winding drum body, wherein a rope groove for winding the steel wire rope (3) is formed in the surface of the winding drum body, a disc type motor and an inner translational gear speed reducer which are connected through a transmission shaft are arranged in the winding drum body and are connected with the winding drum body, and a safety brake is arranged at the end part of the winding drum body; two ends of the winding drum body are respectively provided with a rope guider (29) which is hinged into a circular hollow structure by two hollow semicircular structures and moves left and right when the winding drum body rotates.
5. The low headroom inner translational wire rope electric hoist of claim 4, characterized in that: the two ends of the winding drum body shell are respectively connected with the winding drum wall plate (12) through a winding drum end plate (13), and the side surface of the winding drum body shell is provided with an electric control box (24); one end of the rope guide (29) is connected with a rope pressing roller (30), and a descending limit switch (28) and a lifting height limit switch (14) which are matched with the rope guide (29) are installed in the shell.
6. The low headroom inner translational wire rope electric hoist of claim 5, wherein: the pulley frame assembly is characterized in that two ends of the pulley frame assembly are respectively connected with a pulley frame wallboard (16) through a pulley frame end plate (20), an upper pull rod (21), a longitudinal pull rod (19) and a lower pull rod (17) which are parallel to each other are sequentially installed between the pulley frame end plates (20) at the two ends at intervals from top to bottom, and a top plate (25) is installed at the top of the pulley frame assembly.
7. The low headroom inner translational wire rope electric hoist of claim 5, wherein: the reel end plate (13) is provided with a buffer (7) through a buffer base (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921187904.4U CN210366756U (en) | 2019-07-25 | 2019-07-25 | Low clearance internal translational steel wire rope electric hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921187904.4U CN210366756U (en) | 2019-07-25 | 2019-07-25 | Low clearance internal translational steel wire rope electric hoist |
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| Publication Number | Publication Date |
|---|---|
| CN210366756U true CN210366756U (en) | 2020-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921187904.4U Active CN210366756U (en) | 2019-07-25 | 2019-07-25 | Low clearance internal translational steel wire rope electric hoist |
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| CN (1) | CN210366756U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114803908A (en) * | 2022-04-28 | 2022-07-29 | 菲尔森智能装备(江苏)有限公司 | Clean electric hoist |
-
2019
- 2019-07-25 CN CN201921187904.4U patent/CN210366756U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114803908A (en) * | 2022-04-28 | 2022-07-29 | 菲尔森智能装备(江苏)有限公司 | Clean electric hoist |
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