CN102815588A - Pulley block in multifunctional elevator and multifunctional elevator obtained therefrom - Google Patents
Pulley block in multifunctional elevator and multifunctional elevator obtained therefrom Download PDFInfo
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- CN102815588A CN102815588A CN2011101554383A CN201110155438A CN102815588A CN 102815588 A CN102815588 A CN 102815588A CN 2011101554383 A CN2011101554383 A CN 2011101554383A CN 201110155438 A CN201110155438 A CN 201110155438A CN 102815588 A CN102815588 A CN 102815588A
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Abstract
The invention discloses a pulley block in a multifunctional elevator and the multifunctional elevator obtained from the pulley block. An elevator counterweight can be randomly arranged in any position on any side wall by changing the angles and positions of a traction wheel (41) and a guide wheel (52) without adding pulleys in the elevator. In addition, the multifunctional elevator is obtained by changing the angle and position of a main spandrel girder (6) for installing a traction machine. The pulley block in the multifunctional elevator and the multifunctional elevator provided by the invention have the advantages that the counterweight can be arranged randomly in any position on four walls of a liftway without increasing the space of the liftway, increasing the number of the pulleys and reducing the using area of a lift car, so that functions of the elevator are increased, the energy consumption is saved, the space of the liftway is used adequately, and the cost is saved.
Description
Technical field
The present invention relates to elevator technology, especially the mounting arrangements method of crosshead sheave, traction sheave, track adjusting wheel, counterweight wheel in the elevator the invention still further relates to the multifunctional lift that uses this installation method and obtain.
Background technology
In traditional elevator, the counterweight operated by rotary motion is at the rear side of elevator hoistways, and promptly counterweight is arranged on elevator hoistways and overlooks between direction car back wall and the hoistway rear wall.Sometimes in order to practice thrift the space between car back wall and the hoistway rear wall; Perhaps original elevator is transformed for the functions of use that increases elevator; Rear wall as at original lift car adds the boot with medical first aid function, because boot is installed in the rear wall of car, has hindered the running route that is installed in the counterweight of car back wall originally; Thereby need to change the position of original counterweight, perhaps reduce the usable floor area of car.
Prior art has had the method that the Elevator weight sensor device is arranged on car left side or right side, like Chinese patent CN 101450763A, and " elevator ", open June 10 2008 date.This patent is exactly the right side that the counterweight of elevator is arranged on car; Because the change of counterweight position; The position of original crosshead sheave, traction sheave, track adjusting wheel and angle all need be readjusted; The steel rope that also will guarantee the towing machine below simultaneously keeps vertical with ground; So should use 5 pulleys in the technology, and have 4 pulleys to compare in the common elevator on counterweight, to have added a pulley more, though should technology through use a pulley and successful solution the position of change counterweight in elevator.The existence of friction force but its shortcoming is, the efficient of pulley be generally 70%～80%, that is to say that this technology compares increase energy consumption 25%～30% with original elevator.Advocating energy-conserving and environment-protective, today of low-carbon (LC) life, this became a deficiency of this technology undoubtedly.In the face of original Retrofit of Elevator the time, if counterweight can't be installed pulley again, the position that changes counterweight so can't realize that also only if change original counterweight, this is undoubtedly with additive incrementation great number cost in addition.
The objective of the invention is to make the counterweight of elevator can arbitrarily be arranged on the optional position of the arbitrary sidewall in front, rear, left and right of elevator hoistways; Can practice thrift the space at elevator hoistways rear portion like this for new elevator; Increase the usable floor area of building, imagination space is provided to design engineer; And the elevator that becomes to have the first aid function for old Retrofit of Elevator; For example the rear wall at original lift car installs a boot with first aid function additional; Can be described as old elevator is being changed the medical function that minimum, most economical situation realizes conventional lift not increasing pulley quantity, not strengthening hoistway space and do not reduce and be achieved under the situation of the original usable floor area of car.In order to realize above-mentioned idea, need the crosshead sheave in the elevator, track adjusting wheel, traction sheave and counterweight be taken turns again position and rotated to an angle.
Summary of the invention
The shortcoming that can not arbitrarily change for the position that overcomes counterweight in the prior art; The invention provides a kind of multifunctional lift middle pulley group and thus obtained multifunctional lift; This installation method can not increase pulley quantity, not strengthen hoistway space and not reduce to change under the situation of the original usable floor area of car the position of Elevator weight sensor device; Thereby fully develop the rear wall of lift car, increase the functions of use of original elevator.
The technical scheme that the present invention solves its technical matters employing is: a kind of multifunctional lift middle pulley group; Assembly pulley comprises: with car bonded assembly crosshead sheave; Be arranged on hoistway top and with towing machine bonded assembly traction sheave; Also be provided with track adjusting wheel with the top of counterweight bonded assembly counterweight wheel, hoistway; Connect the steel rope of said four pulleys, it is characterized in that: the diameter plane, place of traction sheave and the diameter of track adjusting wheel belong to the plane on same plane, the plane inclination setting at this plane and elevator door place; The steel rope that links to each other with crosshead sheave comprises left side sedan-chair top steel rope and sedan-chair top, right side steel rope, and left side sedan-chair top steel rope and sedan-chair top, right side steel rope are all perpendicular to the ground; The steel rope that links to each other with the counterweight wheel comprises left side counterweight steel rope and right side counterweight steel rope, and left side counterweight steel rope and right side counterweight steel rope are also all perpendicular to the ground.
Pulley in the elevator not only can be laborsaving, can also change the direction of power.For elevator is operated steadily, guarantee to be not easy to destroy with the pulley connecting portion, the most perpendicular to the ground with crosshead sheave with the steel rope that the counterweight wheel links to each other.Behind the position that changes counterweight; The diameter plane, place of traction sheave and the plane, diameter place of track adjusting wheel are adjusted into same plane; The plane inclination setting at this plane and elevator door place; Further adjust the position of traction sheave and track adjusting wheel again, make the steel rope that links to each other with crosshead sheave comprise left side sedan-chair top steel rope and sedan-chair top, right side steel rope, left side sedan-chair top steel rope and sedan-chair top, right side steel rope are all perpendicular to the ground; The steel rope that links to each other with the counterweight wheel comprises left side counterweight steel rope and right side counterweight steel rope, and left side counterweight steel rope and right side counterweight steel rope are also all perpendicular to the ground.So just realized not increasing pulley quantity, do not strengthen hoistway space and not reducing can original counterweight arbitrarily be arranged under the situation of the original usable floor area of car the optional position of four sidewalls in hoistway front, rear, left and right.
The plane at the plane at preferred crosshead sheave diameter place, the plane at traction sheave diameter place, track adjusting wheel diameter place, said three planes are on same plane.
The plane at the plane at preferred crosshead sheave diameter place, the plane at traction sheave diameter place, track adjusting wheel diameter place, the plane at counterweight wheel diameter place, said four planes are on same plane.
Preferred track adjusting wheel is connected between traction sheave and the counterweight wheel through steel rope.
A kind of multifunctional lift; Comprise: car and with car bonded assembly crosshead sheave, elevator hoistways, counterweight and with counterweight bonded assembly counterweight wheel, main bearing beam, main bearing beam is arranged on the top of elevator hoistways; Main bearing beam is provided with towing machine; Towing machine is connected with traction sheave, is installed in the track adjusting wheel on hoistway top, connects the steel rope of above-mentioned four pulleys;
It is characterized in that: the diameter plane, place of traction sheave and the diameter of track adjusting wheel belong to the plane on same plane, the plane inclination setting at this plane and elevator door place; The steel rope that links to each other with crosshead sheave comprises left side sedan-chair top steel rope and sedan-chair top, right side steel rope, and left side sedan-chair top steel rope and sedan-chair top, right side steel rope are all perpendicular to the ground; The steel rope that links to each other with the counterweight wheel comprises left side counterweight steel rope and right side counterweight steel rope, and left side counterweight steel rope and right side counterweight steel rope are also all perpendicular to the ground; Main bearing beam comprises at least one first main bearing beam that is provided with elevator door place plane inclination.
The present invention arranges in the multifunctional lift because the position of counterweight again; What adopt is adjustment traction sheave and the angle of track adjusting wheel and the method for position; So original bearing beam structure that is used to install traction sheave and track adjusting wheel has been not suitable in this use; According to the angle of traction sheave and track adjusting wheel and the variation of position; The main bearing beam of corresponding design, it comprises that at least one diameter with the counterweight wheel belongs to the first main bearing beam that plane inclination is provided with, design can make full use of the service life of space extending bearing beam like this.
Preferred main bearing beam comprises that also a diameter with the counterweight wheel belongs to the second main bearing beam that plane inclination is provided with, and the first main bearing beam and the second main bearing beam are parallel to each other.
The plane at preferred traction sheave diameter place is same plane with the plane at track adjusting wheel diameter place, and it is identical that this plane and elevator door belong to the angle that angle and the first main bearing beam and elevator door between the plane belong between the plane.
Preferred track adjusting wheel is arranged on the main bearing beam; Main bearing beam also is provided with car rope hitch plate assembly, and car rope hitch plate assembly is connected with steel rope.
Preferably above counterweight, main bearing beam also is connected with secondary bearing beam; Further preferred secondary bearing beam comprises the first secondary bearing beam and the second secondary bearing beam; The more further preferred first secondary bearing beam and the second secondary bearing beam is parallel to each other and the first secondary bearing beam and counterweight wheel diameter belong to plane parallel; Perhaps the first secondary bearing beam and the second secondary bearing beam be parallel to each other and the first secondary bearing beam and the first main bearing beam perpendicular; Perhaps the first secondary bearing beam and counterweight wheel diameter the place plane parallel, the second secondary bearing beam and the first main bearing beam are perpendicular.
Preferred secondary bearing beam also is provided with counterweight rope hitch plate assembly, and counterweight rope hitch plate assembly is connected with steel rope.
The invention has the beneficial effects as follows; Arrange that by the way elevator middle pulley group can realize counterweight arbitrarily is arranged on the optional position of the arbitrary sidewall in front, rear, left and right of elevator hoistways; Can practice thrift the space at elevator hoistways rear portion like this for new elevator; Increase the usable floor area of building, imagination space is provided to design engineer; And become multi-functional elevator for old Retrofit of Elevator; For example the rear wall at original lift car installs a boot with first aid function additional; Can not increase pulley quantity, not strengthen hoistway space and do not reduce and be achieved under the situation of the original usable floor area of car; Can be described as old elevator is being changed the medical function that minimum, most economical situation realizes conventional lift, energy savings, cost is low.
Description of drawings
Below in conjunction with accompanying drawing multifunctional lift of the present invention is described in detail.
Fig. 1 is a multifunctional lift middle pulley group block diagram according to the invention.
Fig. 2 is a multifunctional lift middle pulley group birds-eye view according to the invention.
Fig. 3 is the another kind of installation method birds-eye view of multifunctional lift middle pulley according to the invention.
Fig. 4 is the block diagram of multifunctional lift according to the invention.
Fig. 5 is the birds-eye view of multifunctional lift according to the invention.
Fig. 6 is the cutaway view of Fig. 5 A-A direction.
Fig. 7 is the structural representation of secondary bearing beam in the multifunctional lift according to the invention.
Fig. 8 is the structural representation of the another kind of embodiment of secondary bearing beam in the multifunctional lift according to the invention.
Fig. 9 is the structural representation of the third embodiment of secondary bearing beam in the multifunctional lift according to the invention.
1. cars among the figure, 11. elevator doors, 12. crosshead sheaves, 2. elevator hoistways, 21. hoistway antethecas, 22. hoistway rear walls; 23. hoistway left side wall, the right wall of 24. hoistways, 3. steel rope, sedan-chair top, 31. left side steel rope, sedan-chair top, 32. right side steel rope, 33. left side counterweight steel ropes; 34. right side counterweight steel rope, 4. towing machine, 41. traction sheaves, 5. counterweight, 51. counterweights wheel, 52. track adjusting wheels; 6. main bearing beam, 61. first main bearing beams, 62. second main bearing beams, 63. car rope hitch plate assemblies, 631. steel plates; 632. steel bar, 7. secondary bearing beam, 71. first secondary bearing beams, 72. second secondary bearing beams, 73. counterweight rope hitch plate assemblies.
The specific embodiment
See that Fig. 1, Fig. 2 introduce multifunctional lift middle pulley group of the present invention; Pulley comprises: with car 1 bonded assembly crosshead sheave 12; Be arranged on elevator hoistways 2 tops and with towing machine 4 bonded assembly traction sheaves 41; Also be provided with track adjusting wheel 52 with the top of counterweight 5 bonded assembly counterweights wheel 51, hoistway, connect the steel rope 3 of said four pulleys.The steel rope 3 that links to each other with crosshead sheave 12 comprises sedan-chair top, left side steel rope 31 and sedan-chair top, right side steel rope 32; The steel rope 3 that links to each other with counterweight wheel 51 comprises left side counterweight steel rope 33 and right side counterweight steel rope 34; Because counterweight has been arranged on the left side of lift car 1 among the figure; And the counterweight of general elevator is arranged on the rear side of lift car; So just need traction sheave 41 and track adjusting wheel 52 adjustment angles, the plane, diameter place of the diameter plane, place of traction sheave 41 and track adjusting wheel 52 is on same plane, and the plane inclination at these plane elevator door 11 places is installed; Tilt to install be angle between the plane that belongs to of plane, diameter place and the elevator door 11 of traction sheave 41 and track adjusting wheel 52 be greater than 0 ° less than 90 ° or greater than 90 ° less than 180 °, also we can say to be acute angle or obtuse angle.The position of traction sheave 41 and track adjusting wheel 52 will guarantee that sedan-chair top, left side steel rope 31 is all perpendicular to the ground with sedan-chair top, right side steel rope 32, and left side counterweight steel rope 33 is also all perpendicular to the ground with right side counterweight steel rope 34.
Through the angle and the position of traction sheave 41 and track adjusting wheel 52 are set with upper type; Realized not increasing pulley quantity, do not strengthen hoistway space and not reducing under the situation of the original usable floor area of car counterweight arbitrarily is arranged on the optional position of the arbitrary sidewall in front, rear, left and right of elevator hoistways; Though only provided the left side that counterweight is arranged on car among the figure; But the present invention also is applicable to counterweight and is arranged on other positions of rear side, right side and the front side of car; Only need corresponding angle and the position of adjusting traction sheave 41 and track adjusting wheel 52, can realize changing the purpose of counterweight 5 positions.
If only change the angle and the position of traction sheave 41 and track adjusting wheel 52; And do not change the angle of crosshead sheave 12, can know that from accompanying drawing 2 traction sheave 41 and/or track adjusting wheel 52 also will be born axial force more; Reduce service life and increase friction; Crosshead sheave and counterweight wheel also can receive axle pressure, is guaranteeing that sedan-chair top, left side steel rope 31 is all perpendicular to the ground with sedan-chair top, right side steel rope 32, under left side counterweight steel rope 33 and right side counterweight steel rope 34 prerequisite also all perpendicular to the ground; The plane at the plane at the plane at crosshead sheave 12 diameters place, traction sheave 41 diameters place, track adjusting wheel 52 diameters place; Said three planes are same plane, and the angle on this plane and plane, elevator door 11 place is θ, 0 °＜θ＜90 ° or 90 °＜θ＜180 °.Crosshead sheave 12, traction sheave 41, track adjusting wheel 52 and counterweight wheel 51 just only receive diametral load like this, thereby improve the service life of pulley and the safety and steady property of elevator.
If the distance between car side wall and the hoistway wall that is adjacent allows; Can select the plane at crosshead sheave 12 diameters place, the plane at traction sheave 41 diameters place, plane, the counterweight at track adjusting wheel 52 diameters place are taken turns the plane at 51 diameters place, said four planes rotate to be same plane.Angle between counterweight wheel and the traction sheave increases the pulling ability that can further improve towing machine like this, and the steel rope of avoiding linking to each other with the counterweight wheel skids.If but the distance between car side wall and the hoistway wall that is adjacent is too small, after rotating to an angle, the counterweight wheel can influence the operation of car.If the distance between car side wall and the hoistway wall that is adjacent can not realize that the plane at plane and track adjusting wheel 52 diameters place at plane, traction sheave 41 diameters place at counterweight wheel rotation back and crosshead sheave 12 diameters place is on same plane; Can select the counterweight wheel radial to rotate to an angle so; The interplanar angle that the plane at plane, counterweight wheel diameter place and crosshead sheave 12 diameters place when the interplanar angle at plane and track adjusting wheel 52 diameters place at plane, the traction sheave 41 diameters place at plane, counterweight wheel diameter place and crosshead sheave 12 diameters place is not radially rotated greater than the counterweight wheel, plane that traction sheave 41 diameters belong to and track adjusting wheel 52 diameters belong to, but be less than 180 °.Angle between counterweight wheel and the traction sheave increases in order to improve the pulling ability of towing machine like this, and the steel rope of avoiding linking to each other with the counterweight wheel skids.
In Fig. 4, introduced the multifunctional lift that uses above-mentioned installation method and obtain, this elevator comprises: car 1 and with car bonded assembly crosshead sheave 12; One side of car also is provided with elevator door 11; Elevator hoistways 2 comprises front side wall 21, rear wall 22, left side wall 23, right side wall 24, the downward projecting direction of hoistway be arranged between hoistway and car counterweight 5 and with counterweight bonded assembly counterweight wheel 51, main bearing beam 6; Main bearing beam 6 is arranged on the top of elevator hoistways 2; Main bearing beam 6 is provided with towing machine 4, and towing machine 4 is connected with traction sheave 41, and counterweight is connected with counterweight wheel 51; Be installed in the track adjusting wheel 52 on hoistway top, connect the steel rope 3 of above-mentioned four pulleys.
The plane, diameter place of traction sheave 41 and track adjusting wheel 52 is same plane in this elevator, and the plane inclination setting at this plane and elevator door 11 places.The steel rope 3 that links to each other with crosshead sheave 12 comprises sedan-chair top, left side steel rope 31 and sedan-chair top, right side steel rope 32, and sedan-chair top, left side steel rope 31 is all perpendicular to the ground with sedan-chair top, right side steel rope 32; The steel rope 3 that links to each other with counterweight wheel 51 comprises left side counterweight steel rope 33 and right side counterweight steel rope 34, and left side counterweight steel rope 33 is also all perpendicular to the ground with right side counterweight steel rope 34.Towing machine 4 and traction sheave 41 main bearing beams 6 are installed are for ease comprised at least one first main bearing beam 61 that is provided with elevator door 11 place plane inclinations, towing machine just is installed on the first main bearing beam 61.The design-calculated benefit is the easy regulation bevelled of a bevelled bearing beam traction sheave like this, thereby guarantees this elevator safety that behind the position change of counterweight, operates steadily.
For the safety that guarantees main bearing beam 6 with firm; Main bearing beam 6 comprises that also a diameter with counterweight wheel 51 belongs to the second main bearing beam 62 that plane inclination is provided with; The first main bearing beam 61 and the second main bearing beam 62 are parallel to each other, the two ends of two main bearing beams 61,62 respectively with the welding of the steel built-in fitting at elevator hoistways top.Track adjusting wheel 52 is connected between traction sheave 41 and the counterweight wheel 51 through steel rope 3, convenient adjustment position.
The plane at the plane at the plane at crosshead sheave 12 diameters place, traction sheave 41 diameters place, track adjusting wheel 52 diameters place; Said three planes are same plane; This plane is identical with the angle β between the first main bearing beam 61 and the plane, elevator door 11 place with angle theta between the plane, elevator door 11 place, 0 °＜β＜90 ° or 90 °＜β＜180 °; θ=β.Towing machine is installed on the bearing beam like this, and bearing beam only receives the pressure of vertical ground direction, can increase the service life to reduce maintenance.
Above counterweight 5, main bearing beam 6 also is connected with secondary bearing beam 7, sees Fig. 7.Secondary bearing beam 7 comprises the first secondary bearing beam 71 and the second secondary bearing beam 72; The first secondary bearing beam 71 and the second secondary bearing beam 72 are parallel to each other and the first secondary bearing beam 71 is taken turns the plane parallel that 51 diameters belong to counterweight, and secondary bearing beam 7 can play reinforces main load-bearing beam action.Secondary bearing beam 7 also is provided with counterweight rope hitch plate assembly 73, and counterweight rope hitch plate assembly 73 is connected with the right side counterweight steel rope 34 of steel rope 3.The weight that main bearing beam 6 and secondary bearing beam 7 bear car, towing machine, track adjusting wheel and counterweight, it is more safe and reliable to be connected the hoistway roof than sedan-chair top, right side steel rope 32 and right side counterweight steel rope 34.
When crosshead sheave is taken turns the plane at 51 diameters place with the plane at 12 diameters place, the plane at traction sheave 41 diameters place, plane, the counterweight at track adjusting wheel 52 diameters place; Said four planes rotate to when same plane, can not use secondary bearing beam 7 and only use main bearing beam 6.
Advantage of the present invention is the optional position that counterweight arbitrarily is arranged on the arbitrary sidewall in front, rear, left and right of elevator hoistways, can practice thrift the space at elevator hoistways rear portion for new elevator, increases the usable floor area of building, to design engineer imagination space is provided; And become multi-functional elevator for old Retrofit of Elevator; For example the rear wall at original lift car installs a boot with first aid function additional; Can not increase pulley quantity, not strengthen hoistway space and do not reduce and be achieved under the situation of the original usable floor area of car; Can be described as old elevator is being changed the medical function that minimum, most economical situation realizes conventional lift, energy savings, cost is low.
Present embodiment is the main position that changes secondary bearing beam 7, sees Fig. 8, and other parts are identical with embodiment 1.The first secondary bearing beam 71 and the second secondary bearing beam 72 be parallel to each other and the first secondary bearing beam 71 and the first main bearing beam 61 perpendicular, secondary bearing beam 7 is set like this can makes secondary bearing beam 7 play the better effects if of reinforcing main bearing beam 6.
Perhaps, in order further to improve the consolidation effect of 7 pairs of main bearing beams 6 of secondary bearing beam, the first secondary bearing beam 71 and counterweight are taken turns the plane parallel at 51 diameters place, and the second secondary bearing beam 72 and the first main bearing beam 61 are perpendicular, see Fig. 9.
Technical characterictic among the embodiment 1 can be optionally used in embodiment 2, and the technical characterictic among 2 embodiment is independent assortment each other all.
Claims (10)
1. the assembly pulley in the multifunctional lift; Assembly pulley comprises: with car bonded assembly crosshead sheave (12); Be arranged on hoistway top and with towing machine bonded assembly traction sheave (41), also be provided with track adjusting wheel (52) with the top of counterweight bonded assembly counterweight wheel (51), hoistway, connect the steel rope (3) of said four pulleys; It is characterized in that: the diameter plane, place of traction sheave (41) and the diameter of track adjusting wheel (52) belong to the plane on same plane, the plane inclination setting at this plane and elevator door (11) place; The steel rope (3) that links to each other with crosshead sheave (12) comprises left side sedan-chair top steel rope (31) and sedan-chair top, right side steel rope (32), and sedan-chair top, left side steel rope (31) and sedan-chair top, right side steel rope (32) are all perpendicular to the ground; The steel rope (3) that links to each other with counterweight wheel (51) comprises left side counterweight steel rope (33) and right side counterweight steel rope (34), and left side counterweight steel rope (33) and right side counterweight steel rope (34) are also all perpendicular to the ground.
2. assembly pulley according to claim 1 is characterized in that: the plane at the plane at crosshead sheave (12) diameter place, traction sheave (41) diameter place, the plane at track adjusting wheel (52) diameter place, said three planes are on same plane.
3. assembly pulley according to claim 1; It is characterized in that: the plane at the plane at the plane at crosshead sheave (12) diameter place, traction sheave (41) diameter place, the plane at track adjusting wheel (52) diameter place, counterweight wheel (51) diameter place, said four planes are on same plane.
4. according in the claim 1～3 any one said group, it is characterized in that: track adjusting wheel (52) is connected between traction sheave (41) and the counterweight wheel (51) through steel rope (3).
5. multifunctional lift; Comprise: car (1) and with car bonded assembly crosshead sheave (12), elevator hoistways (2), counterweight (5) and with counterweight bonded assembly counterweight wheel (51), main bearing beam (6), main bearing beam (6) is arranged on the top of elevator hoistways (2); Main bearing beam (6) is provided with towing machine (4); Towing machine (4) is connected with traction sheave (41), is installed in the track adjusting wheel (52) on hoistway top, connects the steel rope (3) of above-mentioned four pulleys;
It is characterized in that: the diameter plane, place of traction sheave (41) and the diameter of track adjusting wheel (52) belong to the plane on same plane, the plane inclination setting at this plane and elevator door (11) place; The steel rope (3) that links to each other with crosshead sheave (12) comprises left side sedan-chair top steel rope (31) and sedan-chair top, right side steel rope (32), and sedan-chair top, left side steel rope (31) and sedan-chair top, right side steel rope (32) are all perpendicular to the ground; The steel rope (3) that links to each other with counterweight wheel (51) comprises left side counterweight steel rope (33) and right side counterweight steel rope (34), and left side counterweight steel rope (33) and right side counterweight steel rope (34) are also all perpendicular to the ground; Main bearing beam (6) comprises at least one first main bearing beam (61) that is provided with elevator door (11) place plane inclination.
6. multifunctional lift according to claim 5 is characterized in that: main bearing beam (6) also comprises second a main bearing beam (62) that is provided with elevator door (11) place plane inclination, and the first main bearing beam (61) is parallel to each other with the second main bearing beam (62).
7. according to any one described multifunctional lift in the claim 5～6; It is characterized in that: the plane at traction sheave (41) diameter place is same plane with the plane at track adjusting wheel (52) diameter place, and it is identical that this plane and elevator door (11) belong to the angle that angle and the first main bearing beam (61) and elevator door (11) between the plane belong between the plane.
8. according to any one described multifunctional lift in the claim 5～7, it is characterized in that: track adjusting wheel (52) is arranged on the main bearing beam (6);
Preferred main bearing beam (6) also is provided with car rope hitch plate assembly (63), and car rope hitch plate assembly (63) is connected with steel rope (3).
9. according to any one described multifunctional lift in the claim 5～8, it is characterized in that: the top in counterweight (5), main bearing beam (6) also is connected with secondary bearing beam (7);
Preferred secondary bearing beam (7) comprises the first secondary bearing beam (71) and the second secondary bearing beam (72);
The further preferred first secondary bearing beam (71) and the plane parallel that the second secondary bearing beam (72) is parallel to each other and the first secondary bearing beam (71) and counterweight wheel (51) diameter belong to; Perhaps the first secondary bearing beam (71) and the second secondary bearing beam (72) be parallel to each other and the first secondary bearing beam (71) and the first main bearing beam (61) perpendicular; Perhaps the first secondary bearing beam (71) is taken turns the plane parallel that (51) diameter belongs to counterweight, and the second secondary bearing beam (72) is perpendicular with the first main bearing beam (61).
10. according to any one described multifunctional lift in the claim 5～9, it is characterized in that: secondary bearing beam (7) also is provided with counterweight rope hitch plate assembly (73), and counterweight rope hitch plate assembly (73) is connected with steel rope (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110155438.3A CN102815588B (en) | 2011-06-10 | 2011-06-10 | Pulley block in multifunctional elevator and multifunctional elevator obtained therefrom |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110155438.3A CN102815588B (en) | 2011-06-10 | 2011-06-10 | Pulley block in multifunctional elevator and multifunctional elevator obtained therefrom |
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| Publication Number | Publication Date |
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| CN102815588A true CN102815588A (en) | 2012-12-12 |
| CN102815588B CN102815588B (en) | 2015-05-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107098247A (en) * | 2017-04-27 | 2017-08-29 | 苏州菱奥电梯有限公司 | Traction-type villa elevator |
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| CN102815588B (en) | 2015-05-13 |
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