CN101554972A - Passenger and goods elevator tractor suitable for frame-type machine-roomless installation - Google Patents
Passenger and goods elevator tractor suitable for frame-type machine-roomless installation Download PDFInfo
- Publication number
- CN101554972A CN101554972A CNA2009100314898A CN200910031489A CN101554972A CN 101554972 A CN101554972 A CN 101554972A CN A2009100314898 A CNA2009100314898 A CN A2009100314898A CN 200910031489 A CN200910031489 A CN 200910031489A CN 101554972 A CN101554972 A CN 101554972A
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- output shaft
- brake
- reduction gearbox
- control lever
- shaft supporting
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Abstract
The invention relates to a passenger and goods elevator tractor suitable for frame-type machine-roomless installation, belonging to the technical field of lifting facilities. The tractor comprises a motor provided with a brake drum, a reduction gearbox which is linked with the motor in a transmission way and provided with a brake arm bracket, a traction sheave fixedly arranged at an output shaft of the reduction gearbox, a first mounting seat and a second mounting seat that are constructed on the reduction gearbox, and a power loss braking device comprising a brake arm and a power loss braker; wherein, the two ends of the output shaft of the reduction gearbox are propped against a first output shaft supporting seat and a second output shaft supporting seat which are fixed at the two sides of the reduction gearbox and corresponding to each other; one end of the output shaft of the reduction gearbox extends out of the first output shaft supporting seat, and the traction sheave is fixed at the shaft end of the output shaft of the reduction gearbox extended out of the first output shaft supporting seat. The passenger and goods elevator tractor has the characteristic that the first and the second output shaft supporting seats are of circular truncated cone shapes. And the passenger and goods elevator tractor has the advantages of simplifying the structure, being beneficial for processing, manufacturing and installing, in particular suitable for frame-type machine-roomless installation.
Description
Technical field
The invention belongs to the lift installation technical field, being specifically related to a kind of frame-type that is suitable for does not have visitor, the goods elevator towing machine that machine room is installed.
Background technology
As the industry's knowledge of the reason, visitor, goods elevator towing machine that frame-type is installed are not need to be equipped with machine room, as long as car and the guide rail that is located in the hoistway are formed sliding pair or form rolling pair.Yet for the visitor who installs for no machine room, the goods elevator towing machine, often claimed structure is more terse, and precondition must ensure the safety and the stability of operation certainly.
China utility model patent Granted publication CN200974733Y discloses a kind of visitor, goods elevator towing machine (proposing) by the applicant, structure as shown in Figure 5, comprise motor 1, drop-gear box 2 with motor 1 transmission connection, be installed in the traction sheave 3 on the reduction gearbox output shaft 21 of drop-gear box 2, be formed on the drop-gear box 2 and each other form right angle relation first, second mount pad 4,5, the dead electricity brake equipment 6 and one that is made of brake control lever 61 and electricity loss brake 62 is used to support the hanging feet 7 (also claiming axle bed) of reduction gearbox output shaft 2, the visitor of this structure, the technical contribution of goods elevator towing machine is very outstanding, specifically can be referring to the Instructions Page 2 14-15 of this patent capable and Instructions Page 3 the 6th to 14 row.But, the applicant thinks, above-mentioned patent structure still has following shortcoming: at first, the patent scheme has been considered safety and the stability of towing machine in operational process, end bearing of reduction gearbox output shaft 21 that traction sheave 3 is installed on hanging feet 7, is influenced safety or steadily so that avoid 3 pairs of reduction gearbox output shafts of heavy weight traction sheave 21 to produce amounts of deflection.Yet to need carrier supporting because of hanging feet 7, so patent recommends organic block 8, fixes for the lower end and the support 8 of hanging feet 7.Obvious, this structure except install trouble and loosely organized, also can increase the cost of manufacturing; Secondly, electricity loss brake 62 has a pair of, connects with a pair of brake control lever 61 respectively, therefore in the time will changing electricity loss brake 62, must then could implement to change earlier with a pair of brake control lever removal, thus the work capacity that has increased dismounting and installed.
The structure of the drag for service elevator that the existing two place's defectives of said structure also can be provided by Chinese invention patent application publication number CN101020552A is further confirmed.
As described above, there be not visitor, the goods elevator towing machine that machine room is installed as being suitable for frame-type, how under the precondition of guaranteeing safety and operating steadily, make structure more become simplification, processing and easy for installation be the problem that towing machine production firm pays close attention to all the time, and the disclosed structure of aforesaid patent still is not enough to satisfy such requirement, so still have improved necessity.
Summary of the invention
Task of the present invention is to provide a kind of and need not to use hanging feet and use simplified structure and can guarantee that the frame-type that is suitable for safe and easy for installation does not have visitor, the goods elevator towing machine that machine room is installed.
Task of the present invention also is to provide a kind of dead electricity brake equipment disassembling, assembling and replacing to be suitable for frame-type does not easily have visitor, the goods elevator towing machine that machine room is installed.
Task of the present invention is finished like this, a kind of frame-type that is suitable for does not have the visitor that machine room is installed, the goods elevator towing machine, comprise motor with brake wheel, the drop-gear box that has the brake control lever support with the drive of motor connection, be packed in the traction sheave on the reduction gearbox output shaft of drop-gear box, be formed on the drop-gear box and form right-angle relationship each other first, second mount pad and the dead electricity brake equipment that constitutes by brake control lever and electricity loss brake, the two ends of described reduction gearbox output shaft are supported on first respectively, on the second output shaft supporting base, first, the second output shaft supporting base is separately fixed at the both sides of drop-gear box and corresponds to each other, wherein, one end of reduction gearbox output shaft is stretched over outside the first output shaft supporting base, described traction sheave is fixed on the axle head that is stretched over the outer reduction gearbox output shaft of the first output shaft supporting base, and characteristics are: described first, the shape of the second output shaft supporting base respectively is a truncated cone.
One end of reduction gearbox output shaft of the present invention is bearing on the described first output shaft supporting base by inside and outside bearing, and the other end of reduction gearbox output shaft is bearing on the described second output shaft supporting base by bearing.
An also task of the present invention is finished like this, the lower end of a pair of brake control lever of described dead electricity brake equipment respectively has a moving iron core supporting breach, a pair of moving iron core supporting breach corresponds to each other, the middle part of each brake control lever is installed with a watt shape brake strip, watt shape brake strip is corresponding with the brake wheel of described motor, the upper end of each brake control lever has a hinged seat, hinged ear on the brake control lever support of a pair of hinged seat and described reductor is hinged, the bottom of each brake control lever each by brake rod and take on the flange lower end cradle wall that spring is bound up on the connection of described drop-gear box and motor, described electricity loss brake is the dual thrust electromagnetic brake, be embedded on described second mount pad, a pair of moving iron core of this electricity loss brake is corresponding with described a pair of moving iron core supporting breach.
Be linked with one handle on the body of electricity loss brake of the present invention.
The present invention is owing to be designed to truncated cone with first, second output shaft supporting base, when traction sheave is installed in the axle head that is stretched over the reduction gearbox output shaft outside the first output shaft supporting base, reduction gearbox output shaft the amount of deflection phenomenon can not occur, thereby not only can abandon the hanging feet in the prior art, and can fully guarantee safety and stability, simplify the structure effectively, help processing and manufacturing and installation, the no machine room that is particularly suitable for frame-type is installed.
Description of drawings
Fig. 1 is a first embodiment of the present invention constructional drawing.
Fig. 2 is a second embodiment of the present invention constructional drawing.
Fig. 3 is the assembling scheme drawing of dead electricity brake equipment of the present invention.
Fig. 4 is an application examples scheme drawing of the present invention.
Fig. 5 is the visitor in the prior art, the constructional drawing of goods elevator towing machine.
The specific embodiment
Embodiment 1:
Ask for an interview Fig. 1 and Fig. 3, provided and under running condition, shown as horizontally-mounted structure of the present invention, when the width of hoistway is sufficient, horizontal being installed in the hoistway, on the contrary then be installed in the hoistway or place set machine room with vertical.Motor 1 is that transmission connects with drop-gear box 2 assembly, specifically is to connect by brake wheel 11 and drop-gear box 2, and bind mode belongs to known technology, for example can be referring to the specification sheets text description of publication number CN101020552A and Fig. 2 of this patent application.Reduction gearbox output shaft 21 is driven by worm gear 23, and an end of reduction gearbox output shaft 21 is supported on the second output shaft bearing 9b by bearing 215, and the second output shaft bearing 9b is fixed by the casing of one group of first screw 9b1 and drop-gear box 2; The other end of reduction gearbox output shaft 21 is supported on the first output shaft bearing 9a by inside and outside bearing 211,212, and the first output shaft bearing 9a fixes with the casing of one group of second screw 9a1 and drop-gear box 2, and is stuck in the first output shaft bearing 9a.Axle head at the reduction gearbox output shaft 21 that is stuck in the first output shaft bearing 9a constitutes a flat key 213, traction sheave 3 is fixing with flat key 213 by its central flat key groove 31, and fix by means of the end face of fix screw 321 (being the circumference fix screw) and reduction gearbox output shaft 21 with barrier disc 32, use preventing that traction sheave 3 is free and go out to cause potential safety hazard from reduction gearbox output shaft 21.
Continue to see Fig. 1,, first, second output shaft supporting base 9a, 9b all are designed to truncated cone (can abbreviate truncated cone-shaped as) as technical essential of the present invention.The defined truncated cone of applicant is not subjected to speech meaning restriction, for example also can claim this basin shape, tubaeform or bell shape or the like of being shaped as.With regard to an end of the reduction gearbox output shaft 21 that is used to install traction sheave 3, because the structure of the first output shaft bearing 9a shows as truncated cone, thereby it is shorter that the distance that leans out outside the first output shaft bearing 9a is shown as, and the amount of deflection problem can not occur.If therefore the first output shaft bearing 9a is designed to the such disc of prior art, so because the wheelbase that reduction gearbox output shaft 21 is stretched over outside the drop-gear box 2 is tediously long, must use and resemble the generation that hanging feet shown in Figure 57 is avoided amount of deflection, the main shaft load of root a tree name respective design can be abandoned hanging feet 7 (Fig. 5 shows) simultaneously.Imitate the purpose of dwindling the towing machine width to reach, traction function and counterweight frame are in the same planimetric position.Particularly when hoistway is made up of framework, allow elevator driving, operate in the framework and realize integrated (Fig. 4 shows).The oil sealing of illustrating among the figure 214 is to be used for sealing between the first output shaft bearing 9a and the reduction gearbox output shaft 21, and the sealing between the second output shaft supporting base 9b and the reduction gearbox output shaft 21 is taken on by corresponding oil sealing 214 equally.
On the casing of drop-gear box 2, be made with first, second mount pad 4,5, form right angle relation between first, second mount pad 4,5, promptly both constitute 90 ° of relations, present embodiment mounting means played a role is second mount pad 5.In addition, with prior art in the same manner, on the casing of drop-gear box 2, constitute brake control lever support 22, corresponding both sides respectively have a hinged ear 221 on the top of brake control lever support 22, are used for for dead electricity brake equipment 6 and its connection.
Still ask for an interview Fig. 1, respectively have a hinged seat 613 as the upper end of a pair of brake control lever 61 of dead electricity brake equipment 6, hinged by bearing pin 6131 with aforesaid hinged ear 221; The middle part of a pair of brake control lever 61 constitutes a watt shape chamber, and a watt position, shape chamber sets firmly a watt shape brake strip 612, and a pair of watt of shape brake strip 612 is corresponding to aforesaid brake wheel 11; The lower end of a pair of brake control lever 61 respectively constitutes a moving iron core supporting breach 611, and a pair of moving iron core supporting breach 611 corresponds to each other.The bottom of each brake control lever 61 is by brake rod 614 and take spring 615 and be bound up on the connecting pore of being offered on the flange lower end cradle wall 12 that aforesaid drop-gear box 2 and motor 1 connect 121, one end of each spring 615 is kept out on the catch 6141 that is defined in by nut 6142 on the brake rod 614, and the other end is kept out on cradle wall 12.The quantity of electricity loss brake 62 is one, is located on second mount pad 5 in the mode of setting, and corresponding to the below of brake wheel 11.Because electricity loss brake 62 is the dual thrust electromagnetic brake, therefore have a pair of moving iron core 621, this is corresponding with aforesaid a pair of moving iron core supporting breach 611 to moving iron core 621.In order to reach manual unlocking and to be convenient to lift electricity loss brake 62, therefore on its body, be linked with one handle 622.Aforesaid dual thrust electromagnetic brake preferred but not use the model by the suitable drg Co., Ltd production and sales of Chinese Guangdong province Shuande city name to be MT-II type dual-pushing type magnet stopper with being limited to.Because the present invention is reasonable to the structure choice and the mounting means of electricity loss brake 62, therefore not needing when changing needs a pair of brake control lever 61 of dismounting as prior art (two patents that exemplify in the background technology hurdle), thereby can embody the effect of easy accessibility.
Embodiment 2:
Ask for an interview Fig. 2, provided the structure of the present invention that shows as vertical installation under running condition, first mount pad 4 works the effect of installing and fixing, and all the other are all with the description to embodiment 1.
Application examples:
Ask for an interview Fig. 4, the installation form that adopts embodiment 2 promptly is installed in the present invention in the hoistway of frame-type of no machine room with vertical state ground, one end of hauling rope 10 and clump weight 20 are fixing, the other end is fixed with the top of hoistway behind the 3rd transition rope sheave 501 at a pair of first transition rope sheave 30, traction sheave 3, a pair of second transition rope sheave 40 and car 50 tops successively, car 50 sliding fitting on the framework 60.Since structure of the present invention not have the principle of work of visitor that machine room installs, goods elevator towing machine in frame-type identical with prior art, so the applicant no longer gives unnecessary details.In addition according to known general knowledge, though should with in exemplified the bottom that the present invention is installed on hoistway, be not subjected to concrete restriction, because can be installed in any part (comprising the top) of the short transverse of hoistway fully.
Claims (4)
1, a kind of frame-type that is suitable for does not have the visitor that machine room is installed, the goods elevator towing machine, comprise the have brake wheel motor (1) of (11), the drop-gear box that has brake control lever support (22) (2) with motor (1) transmission connection, be packed in the traction sheave (3) on the reduction gearbox output shaft (21) of drop-gear box (2), be formed on the drop-gear box (2) and form right-angle relationship each other first, second mount pad (4,5) and the dead electricity brake equipment (6) that constitutes by brake control lever (61) and electricity loss brake (62), the two ends of described reduction gearbox output shaft (21) are supported on first respectively, the second output shaft supporting base (9a, 9b), first, the second output shaft supporting base (9a, 9b) be separately fixed at the both sides of drop-gear box (2) and corresponding to each other, wherein, one end of reduction gearbox output shaft (21) is stretched over outside the first output shaft supporting base (9a), described traction sheave (3) is fixed on the axle head that is stretched over the outer reduction gearbox output shaft (21) of the first output shaft supporting base (9a), it is characterized in that: described first, the second output shaft supporting base (9a, shape 9b) respectively is a truncated cone.
2, the frame-type that is suitable for according to claim 1 does not have visitor, the goods elevator towing machine that machine room is installed, an end that it is characterized in that described reduction gearbox output shaft (21) is bearing on the described first output shaft supporting base (9a) by inside and outside bearing (211,212), and the other end of reduction gearbox output shaft (21) is bearing on the described second output shaft supporting base (9b) by bearing (215).
3, the frame-type that is suitable for according to claim 1 does not have the visitor that machine room is installed, the goods elevator towing machine, the lower end that it is characterized in that a pair of brake control lever (61) of described dead electricity brake equipment (6) respectively has a moving iron core supporting breach (611), a pair of moving iron core supporting breach (611) corresponds to each other, the middle part of each brake control lever (61) is installed with a watt shape brake strip (612), watt shape brake strip (612) is corresponding with the brake wheel (11) of described motor (1), the upper end of each brake control lever (61) has a hinged seat (613), hinged ear (221) on the brake control lever support (22) of a pair of hinged seat (613) and described reductor (2) is hinged, the bottom of each brake control lever (61) each by brake rod (614) and take spring (615) and be bound up on the flange lower end cradle wall (12) that described drop-gear box (2) and motor (1) connect, described electricity loss brake (62) is the dual thrust electromagnetic brake, be embedded on described second mount pad (5) face, a pair of moving iron core (621) of this electricity loss brake (62) is corresponding with described a pair of moving iron core supporting breach (611).
4, do not have visitor, the goods elevator towing machine that machine room is installed according to claim 1 or the 3 described frame-types that are suitable for, it is characterized in that being linked with one handle (622) on the body of described electricity loss brake (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100314898A CN101554972B (en) | 2009-04-29 | 2009-04-29 | Passenger and goods elevator tractor suitable for frame-type machine-roomless installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100314898A CN101554972B (en) | 2009-04-29 | 2009-04-29 | Passenger and goods elevator tractor suitable for frame-type machine-roomless installation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101554972A true CN101554972A (en) | 2009-10-14 |
| CN101554972B CN101554972B (en) | 2011-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100314898A Active CN101554972B (en) | 2009-04-29 | 2009-04-29 | Passenger and goods elevator tractor suitable for frame-type machine-roomless installation |
Country Status (1)
| Country | Link |
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| CN (1) | CN101554972B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103552944A (en) * | 2013-11-11 | 2014-02-05 | 福建农林大学 | Frictional winding drum of curved pulley groove |
| CN110182675A (en) * | 2019-06-18 | 2019-08-30 | 浙江弗尔德驱动科技有限公司 | A kind of traction machine |
| CN113911876A (en) * | 2021-10-13 | 2022-01-11 | 常熟市佳能电梯配件有限公司 | Installation method of permanent magnet worm gear speed-reducing strong-driving villa elevator traction machine |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200940061Y (en) * | 2006-08-18 | 2007-08-29 | 陈惠良 | Roller type tracting machine |
| CN200974733Y (en) * | 2006-09-15 | 2007-11-14 | 常熟市佳能电梯配件有限公司 | Passenger-cargo elevator traction machine |
| CN101020552A (en) * | 2007-03-16 | 2007-08-22 | 常熟市佳能电梯配件有限公司 | Drag for service elevator |
| CN201068360Y (en) * | 2007-07-11 | 2008-06-04 | 苏州通润驱动设备股份有限公司 | Thin type permanent magnetism synchronization gear wheel free traction machine |
| CN101168423A (en) * | 2007-11-20 | 2008-04-30 | 苏州通润驱动设备股份有限公司 | Minitype permanent magnetism synchronization gear wheel free traction machine |
| CN201415904Y (en) * | 2009-04-29 | 2010-03-03 | 常熟市佳能电梯配件有限公司 | Passenger and cargo elevator traction machine for frame roomless installation |
-
2009
- 2009-04-29 CN CN2009100314898A patent/CN101554972B/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103552944A (en) * | 2013-11-11 | 2014-02-05 | 福建农林大学 | Frictional winding drum of curved pulley groove |
| CN110182675A (en) * | 2019-06-18 | 2019-08-30 | 浙江弗尔德驱动科技有限公司 | A kind of traction machine |
| CN110182675B (en) * | 2019-06-18 | 2020-12-22 | 浙江弗尔德驱动科技有限公司 | Traction machine |
| CN113911876A (en) * | 2021-10-13 | 2022-01-11 | 常熟市佳能电梯配件有限公司 | Installation method of permanent magnet worm gear speed-reducing strong-driving villa elevator traction machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101554972B (en) | 2011-04-27 |
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