CN201647884U - Electric hoist - Google Patents
Electric hoist Download PDFInfo
- Publication number
- CN201647884U CN201647884U CN2009203502339U CN200920350233U CN201647884U CN 201647884 U CN201647884 U CN 201647884U CN 2009203502339 U CN2009203502339 U CN 2009203502339U CN 200920350233 U CN200920350233 U CN 200920350233U CN 201647884 U CN201647884 U CN 201647884U
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- gear
- rope
- speed reduction
- wheel shaft
- base
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Abstract
The utility model discloses an electric hoist which is applied in lifting a hoisting basket and comprises a casing, a driving motor, a rope wheel and rope pressing mechanisms, wherein the driving motor is connected with a speed reduction mechanism mounted in the casing through a coupling, the rope wheel and an output shaft of the speed reduction mechanism are coaxially mounted, and the rope pressing mechanisms are arranged on the circumferential direction of the rope wheel. The key improvement is as follows: the speed reduction mechanism is corollary equipment of a bevel gear and a straight gear; and an output gear and the rope wheel are connected by adopting a bolt. The motor hoist has the advantages that the speed reduction mechanism comprising the bevel gear and the straight gear has high transmission efficiency and little heat production, can keep the viscosity of lubricating oil meeting the lubricating requirement for long time, and has difficult oil leakage, thereby reducing the use cost and prolonging the service life of the hoist; a main bearing gear and the rope wheel adopt split machining, and can respectively meet the requirements of thermal treatment so as to improve the finished product ratio; and the pressing force of the rope pressing mechanisms is increased to prevent the slipping of a steel wire rope as both rope pressing mechanisms are symmetrically arranged on the circumferential direction of the rope wheel.
Description
Technical field
The utility model relates to the lift system on the used hanging basket of a kind of aerial work, particularly a kind of motor hoist.
Background technology
High-lift operation hanging cradle is applied to the operations such as cleaning, decoration and brushing of external wall, and the lifting of hanging basket realizes by gig.Gig divides manually and electronic two kinds of patterns, adopts motor hoist when lifting weight is big.What use in a large number in the market is anti-make external " ZLP630 motor hoist ", mainly comprise motor hoist in its structure, being applied to hanging basket promotes, comprise motor hoist in its structure, being applied to hanging basket promotes, comprise housing in its structure, the drive motor that is connected with speed reduction gearing in being installed in housing by coupler, with rope sheave as the coaxial setting of main carrier gear of speed reduction gearing output gear, on the rope sheave circumferencial direction, be provided with and press rope mechanism, wherein the main gear down device of speed reduction gearing is a worm gear, worm screw, drive main carrier gear with the coaxial straight gear that is provided with of worm gear, main carrier gear is an internally toothed annulus, the outer ring is processed as rope sheave, is provided with one and presses rope mechanism on the rope sheave circumferencial direction.Though the motor hoist of this structure can solve the problem that hanging basket promotes, but in use, because the worm and gear driving efficiency is low, cal val is big, period of service is long will to reduce oil body greatly, be easy to generate the phenomenon of leakage of oil, serious the bonded assembly phenomenon of worm and gear, the service life of having reduced motor hoist also can occur; In addition on the one hand, main carrier gear and rope sheave are arranged to integrative-structure, make troubles to processing and manufacturing, because the outer ring lay winding wire ropes relies on the friction force that produces between steel rope and the rope sheave to carry out lifting in the lifting process, so the rigidity requirement to the outer ring is higher, and inner ring and straight gear engagement, requirement of strength is higher, and this just causes heat-treats the difficulty raising to this integrative-structure, yield rate reduces, and has further improved productive costs; A bit be exactly only to adopt to press a rope mechanism in addition, thrust is not enough, carries out occurring slight slip in the lifting process easily under the bigger operating mode of load carrying ability, makes troubles to normal construction.
The utility model content
The utility model provides a kind of motor hoist, is applied to hanging basket and promotes, and low to solve the gig driving efficiency, cal val is big, and lubricating oil is thinning easily, thereby produces the problem of leakage of oil;
The technical matters that the utility model further solves is main carrier gear and the rope sheave integrative-structure problem that is not easy to heat-treat and presses rope mechanism thrust not enough, the easy problem of slip of steel rope.
The technical scheme of Cai Yonging is for achieving the above object: motor hoist, being applied to hanging basket promotes, the drive motor that comprises housing in its structure, is connected with speed reduction gearing in being installed in housing by coupler, with the rope sheave that is arranged on the coaxial setting of main carrier gear on the speed reduction gearing output shaft, on the rope sheave circumferencial direction, be provided with and press rope mechanism, its key improvements is: the finishing bevel gear cuter and the straight gear that can change transmission direction are equipped with the formation speed reduction gearing, are arranged between main carrier gear on the speed reduction gearing output shaft and the rope sheave and adopt bolted connection.
Adopt the beneficial effect that technique scheme produced to be: the speed reduction gearing driving efficiency height of one-level finishing bevel gear cuter and the supporting composition of two-stage straight gear, cal val is little, can keep oil body to reach lubricating requirement for a long time, and not easy oil leakage, reduce use cost, improve the service life of gig; Main carrier gear and rope sheave adopt split processing, can satisfy heat treatment requirements respectively, improve yield rate, reduce production costs; On the rope sheave circumferencial direction, be symmetrical arranged two and press rope mechanism, improve the thrust of pressing rope mechanism, prevent that steel rope from skidding, strengthen the motor hoist safety in utilization.
Description of drawings
Fig. 1 is the motor hoist structural representation;
Fig. 2 is Fig. 1 left view;
Fig. 3 is a motor hoist rope sheave mechanism scheme of installation;
1, base; 2, coupler; 3, centrifugal retarder; 4, finishing bevel gear cuter; 5, top cover; 6, finishing bevel gear cuter; 7, gear wheel shaft; 8, straight gear; 9, drain pan; 10, rope mechanism is pressed on a left side; 11, main carrier gear; 12, rope sheave; 13, the right rope mechanism that presses; 14, gear wheel shaft; 15, straight gear; 16, straight gear; 17, go into the rope pipe; 18, protect fake greatly; 19, spring; 20, protect fake for a short time; 21, regulate bolt; 22, rope stretching pipe;
Further the utility model is described in detail below in conjunction with accompanying drawing.
The specific embodiment
For making above-mentioned purpose of the present utility model, feature and beneficial effect can become apparent more, below in conjunction with the drawings and specific embodiments among the utility model embodiment, the technical scheme among the utility model embodiment are clearly and completely described.
Motor hoist, being applied to hanging basket promotes, the drive motor that comprises housing in its structure, is connected with speed reduction gearing in being installed in housing by coupler, be arranged on main carrier gear on the speed reduction gearing output shaft and coaxial rope sheave be set, on the rope sheave circumferencial direction, be provided with and press rope mechanism, it is characterized in that: the finishing bevel gear cuter and the straight gear that can change transmission direction are equipped with the formation speed reduction gearing, are arranged between main carrier gear 11 on the speed reduction gearing output shaft and the rope sheave 12 and adopt bolted connection.
Above-mentioned housing comprises a spill base 1, be arranged on the top cover 5 at base 1 top and be arranged on the spill drain pan 9 of housing bottom, and base 1 and top cover 5 constitute upper cavities, and base 1 and drain pan 9 constitute lower chambers.Adopt bolted connection between top cover 5 and the base 1 and between base 1 and the drain pan.
Above-mentioned speed reduction gearing is arranged in the upper cavity, the finishing bevel gear cuter 4 of horizontally set and the vertical finishing bevel gear cuter that is provided with 6 engagements, the gear wheel shaft of finishing bevel gear cuter 4 is connected with coupler 2 on being arranged on base 1 sidewall, centrifugal retarder 3 is set between coupler 2 and the sidewall, finishing bevel gear cuter 6 is arranged on the gear wheel shaft 7, be connected with plain bearing between gear wheel shaft 7 one ends and the top cover 5, the supporting installation of plain bearing that the other end and base 1 bottom are provided with, be provided with a straight gear 16 with finishing bevel gear cuter 6 is coaxial, a gear wheel shaft 14 parallel with gear wheel shaft 7 also is set in upper cavity, a straight gear 8 and straight gear 16 engagements that are arranged on the gear wheel shaft 7 are set on the gear wheel shaft 14, between gear wheel shaft 14 tops and the housing top cover 5 bearing is set, other end protuberate basic unit 1 and be processed with a shaft shoulder and be arranged on the supporting installation of plain bearing of base 1 bottom, external part is provided with a straight gear 15 and main carrier gear 11 engagements that are installed in the lower chamber.
Above-mentioned main carrier gear 11 is arranged in the lower chamber, between gear wheel shaft one end and the base 1 plain bearing is set, and an other end and drain pan 9 are fixed by means of plain bearing, and rope sheave 12 is connected with main carrier gear 11 coaxial settings and with bolt.Main carrier gear 11 and rope sheave 12 splits processing are conveniently heat-treated, and improve yield rate, have also improved production efficiency.
Above-mentioned pressure rope mechanism is two leverages that are symmetricly set on rope sheave 12 peripheries, end with pressure rope mechanism is that fulcrum and drain pan 9 are hinged, between two end points of lever press rope wheel is set, it is corresponding with V-shaped groove on the rope sheave 12 that groove along the circumferential direction is set on the wheel rim of press rope wheel, connect with spring 19 between the open end of two symmetrically arranged pressure rope mechanisms, and pressure control bolt 21 is set.
In the concrete application process, steel rope penetrates lower chamber from going into rope pipe 17, on rope sheave, be the α winding, pass from rope stretching pipe 22 then, and be connected with hanging basket, on the rope sheave circumferencial direction, be symmetrical arranged a left side and press rope mechanism 10 and the right rope mechanism 13 that presses,, on the rope sheave circumference, also be provided with and protect fake 18 greatly and protect fake 20 for a short time and jump out V-slot on the rope sheave to retrain steel rope simultaneously in order to prevent to occur in the motor hoist operation process fault of wiring.A left side presses the rope mechanism 10 and the right side to press the open end of rope mechanism 13 to be arranged on same one side of rope sheave 12 in addition, connect with spring between two open ends, and the adjusting bolt is set, so that longer rope sheave 12 of period of service and press rope wheel occur regulating the thrust of pressing rope mechanism after the wearing and tearing.
Claims (5)
1. motor hoist, being applied to hanging basket promotes, the drive motor that comprises housing in its structure, is connected with speed reduction gearing in being installed in housing by coupler, be arranged on main carrier gear on the speed reduction gearing output shaft and coaxial rope sheave be set, on the rope sheave circumferencial direction, be provided with and press rope mechanism, it is characterized in that: the finishing bevel gear cuter and the straight gear that can change transmission direction are equipped with the formation speed reduction gearing, are arranged between main carrier gear (11) on the speed reduction gearing output shaft and the rope sheave (12) and adopt bolted connection.
2. motor hoist according to claim 1, it is characterized in that: described housing comprises a spill base (1), be arranged on the top cover (5) at base (1) top and be arranged on the spill drain pan (9) of housing bottom, base (1) and top cover (5) constitute upper cavity, and base (1) and drain pan (9) constitute lower chamber.
3. motor hoist according to claim 1, it is characterized in that: described speed reduction gearing is arranged in the upper cavity, finishing bevel gear cuter of horizontally set (4) and vertical finishing bevel gear cuter (6) engagement that is provided with, the gear wheel shaft of finishing bevel gear cuter (4) is connected with coupler (2) on being arranged on base (1) sidewall, centrifugal retarder (3) is set between coupler (2) and the sidewall, finishing bevel gear cuter (6) is arranged on the gear wheel shaft (7), be connected with plain bearing between gear wheel shaft (7) one ends and the top cover (5), the supporting installation of plain bearing that the other end and base (1) bottom is provided with, with the coaxial straight gear (16) that is provided with of finishing bevel gear cuter (6), a gear wheel shaft (14) parallel with gear wheel shaft (7) also is set in upper cavity, a straight gear (8) and straight gear (16) engagement that is arranged on the gear wheel shaft (7) are set on the gear wheel shaft (14), between gear wheel shaft (14) top and the housing top cover (5) bearing is set, other end protuberate basic unit (1) and be processed with a shaft shoulder and the supporting installation of plain bearing that is arranged on base (1) bottom, external part is provided with a straight gear (15) and main carrier gear (11) engagement that is installed in the lower chamber.
4. motor hoist according to claim 3, it is characterized in that: described main carrier gear (11) is arranged in the lower chamber, between gear wheel shaft one end and the base (1) plain bearing is set, an other end and drain pan (9) are fixed by means of plain bearing, and rope sheave (12) is connected with the coaxial setting of main carrier gear (11) and with bolt.
5. motor hoist according to claim 1, it is characterized in that: described pressure rope mechanism is two leverages that are symmetricly set on rope sheave (12) periphery, end with pressure rope mechanism is that fulcrum and drain pan (9) are hinged, between two end points of lever press rope wheel is set, it is corresponding with V-shaped groove on the rope sheave (12) that groove along the circumferential direction is set on the wheel rim of press rope wheel, connect with spring (19) between the open end of two symmetrically arranged pressure rope mechanisms, and pressure control bolt (21) is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203502339U CN201647884U (en) | 2009-12-31 | 2009-12-31 | Electric hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203502339U CN201647884U (en) | 2009-12-31 | 2009-12-31 | Electric hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201647884U true CN201647884U (en) | 2010-11-24 |
Family
ID=43113114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203502339U Expired - Fee Related CN201647884U (en) | 2009-12-31 | 2009-12-31 | Electric hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201647884U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113086911A (en) * | 2020-03-20 | 2021-07-09 | 福建省东山县辉永泰体育用品实业有限公司 | Electric lifter with abutting device |
-
2009
- 2009-12-31 CN CN2009203502339U patent/CN201647884U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113086911A (en) * | 2020-03-20 | 2021-07-09 | 福建省东山县辉永泰体育用品实业有限公司 | Electric lifter with abutting device |
| CN113086911B (en) * | 2020-03-20 | 2022-11-15 | 福建省东山县辉永泰体育用品实业有限公司 | Electric lifter with abutting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101124 Termination date: 20121231 |