CN201647775U - Elevator traction machine - Google Patents
Elevator traction machine Download PDFInfo
- Publication number
- CN201647775U CN201647775U CN2009202087729U CN200920208772U CN201647775U CN 201647775 U CN201647775 U CN 201647775U CN 2009202087729 U CN2009202087729 U CN 2009202087729U CN 200920208772 U CN200920208772 U CN 200920208772U CN 201647775 U CN201647775 U CN 201647775U
- Authority
- CN
- China
- Prior art keywords
- rotor
- brake
- installation portion
- brake equipment
- stator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000009434 installation Methods 0.000 claims description 74
- 229910000831 Steel Inorganic materials 0.000 description 9
- 239000010959 steel Substances 0.000 description 9
- 239000000428 dust Substances 0.000 description 5
- 239000004519 grease Substances 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 244000309464 bull Species 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 208000001840 Dandruff Diseases 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Images
Landscapes
- Cage And Drive Apparatuses For Elevators (AREA)
- Braking Arrangements (AREA)
Abstract
An elevator traction machine includes a machine base, a stator, a rotor, a rotating frame, a main shaft, a driving rope wheel, a brake device and a brake disc, wherein the machine base has a stator mounting part of the stator, and has a cavity part that can accommodate the brake device, the brake disc and the brake device mounting part; the rotary frame body has a rotor mounting part of the rotor, and has a driving rope wheel mounting part of the driving rope wheel; a gear is provided at the radial external side of the rotor mounting part; the stator and the rotor are relatively provided in the axial direction, and the stator and the driving rope wheel are respectively provided at both sides of the rotor. The utility model has simple structure, small size, low cost, low noise and the like characteristics.
Description
Technical field
The utility model relates to a kind of elevator traction machine.
Background technology
Existing elevator traction machine is as the disclosed elevator traction machine of Chinese invention patent (notification number CN1141775C).The electromagnet of this towing machine and brake control lever are arranged on the outside of towing machine, and act on by brake control lever on the brake wheel of towing machine outer rotor and produce braking force, thus the braking towing machine.The deficiency of this invention is: 1) because the brake wheel and the traction sheave of towing machine are positioned at the same side, and disposed adjacent, brake area is very easy to be subjected to the grease influence of steel rope like this, thereby causes the friction coefficient of brake area to reduce the influence of normal the bringing on a disaster property of operation of this elevator; 2) because drg is arranged on the outside of towing machine, the noise of drg directly externally transmits, thereby causes the noise of towing machine to increase, and towing machine is used in machine-roomless lift and will directly be had influence on the riding quality of elevator like this; 3) for reduce noise usually be with the gap between friction lining and the brake wheel be provided with very little, like this when acting on the brake wheel because of brake control lever, because the opening time of two brakings can not be consistent, so may cause brake wheel to stressed direction distortion, thereby cause another brake control lever to contact with brake wheel, thereby make the friction disc wear of another brake control lever, reduce the service life of brake control lever, and bring vibration and noise may for the operation of elevator; Simultaneously in order to guarantee that brake wheel and brake control lever have enough rigidity need design enough strong brake control lever and brake wheel, to increase the cost of towing machine like this, and, increase the moment requirement of towing machine, thereby further increase the cost of towing machine because the inertia of brake wheel increases; 4) because brake control lever and electromagnet are arranged on the outside of towing machine, cause the oad of towing machine to become big on the one hand, the axial dimension that comprises the needs of brake wheel, the height that electromagnet needs, influence the outward appearance of towing machine, this towing machine can not be applied on the machine-roomless lift product substantially, causes the parts of towing machine to increase on the other hand, the processing capacity of parts increases, and the cost of towing machine increases; 5) be installed on the rotor owing to magnet steel, and brake surface also is positioned on the rotor, when so brake control lever produces braking force to brake wheel, to produce impact to magnet steel, such impact will directly have influence on being connected of magnet steel and rotor, thereby may cause magnet steel to come off from rotor, cause serious accident, operation brings and seriously influences to elevator; 6),, be the twice that end face (two brake surfaces are arranged) brake braking force requires so the requirement of braking force is big because brake surface is the outside face of brake wheel.
The disclosed elevator machine of Chinese invention patent (notification number CN1050460C).The elevator machine of this invention has rotor disk, and the radial outside of rotor disk is provided with brake surface.Brake equipment is installed in the outside of elevator machine.The traction guide wheel is arranged on a side of rotor disk, and adjacent in brake surface; Draw guide wheel simultaneously and be arranged in the inside of elevator machine.The weak point of this invention is: 1) brake equipment is installed in the outside of elevator machine, the noise of brake equipment is directly delivered to the outside like this, cause the noise of elevator machine bigger, elevator machine is used in machine-roomless lift and will directly be had influence on the riding quality of elevator like this; 2) because brake disc directly exposes, and brake surface is subjected to the influence of koniology, moisture or greasy dirt etc. easily like this, causes the braking force instability, the oad of elevator machine becomes big simultaneously, will take more installation space; 3) because of the traction guide wheel is adjacent with brake surface, brake area is very easy to be subjected to the grease influence of steel rope like this, thereby causes the friction coefficient of brake area to reduce the influence of normal the bringing on a disaster property of operation of this elevator; 4) the traction guide wheel is arranged on the inside of elevator machine, so in a single day, drawing guide wheel and need change impossible because of reasons such as wearing and tearing, can only be to change towing machine, and the maintenance of elevator and cost of upkeep are too big like this, and the race situation of traction guide wheel is difficult to observe intuitively, thereby the maintenance difficulty.
In order to solve the noise problem of traction machine brake as described above, make the designs simplification and the miniaturization of towing machine, Chinese invention patent (notification number CN100335400C) discloses a kind of towing machine.The brake equipment of towing machine is arranged on the inside of towing machine fixed frame, and the brake axle of brake equipment acts on the brake surface of rotor and produces braking force, the braking towing machine.This invention is arranged on drg the inside of towing machine fixed frame, brake equipment is closed in the fixed frame simultaneously, the noise transmission that reduces brake equipment like this is to the outside of towing machine, and brake surface and rope sheave be separated out, and brake surface can not be subjected to the influence of steel rope grease.The weak point of this invention is: 1) for reduce noise usually be with the gap between brake axle and the brake surface be provided with very little, like this when acting on the brake surface because of brake axle, because two braking action times can not be consistent, so may cause the rotor installation portion to stressed direction distortion, thereby cause another brake axle to contact with brake surface, thereby make the friction disc wear of another brake axle, reduce the service life of brake axle, and bring vibration and noise may for the operation of elevator; Simultaneously in order to guarantee that the enough rigidity of brake surface need design enough strong rotor installation portion, the gauge that is the rotor installation portion increases, to increase the cost of towing machine like this, and because the inertia increase of rotor installation portion, increase the moment requirement of towing machine, thereby further increase the cost of towing machine; 2) even in order to guarantee the gap between brake axle and the brake surface, the necessary fine limit work of brake surface, cost of processing increases like this; 3) because the friction lining of brake axle often has abrasive dust to produce, these abrasive dusts probably drop on the brake surface, thereby the friction force instability that may cause brake equipment, normal operation generation to elevator has a strong impact on, so need clear up these abrasive dusts termly, or by anti-dandruff device these abrasive dusts are handled, do the work capacity that will increase maintenance and maintenance like this, increase the use cost of towing machine simultaneously; 4) be oppositely arranged on the rotation support frame because of brake surface and rotor installation portion, so when brake axle produces braking force to brake surface, also produce simultaneously and impact to rotor, such impact will directly have influence on rotor with the rotation support frame the rotor installation portion between be connected, cause rotor to come off from the rotation support frame, thereby cause serious accident, operation brings and seriously influences to elevator; 5) because brake surface is the inner circumferential surface of rotor installation portion,, be the twice of end face (two brake surfaces are arranged) brake equipment required braking force, increase the size and the cost of brake equipment, influence the scantling of structure of towing machine simultaneously so the requirement of braking force is big.
China utility model patent specification sheets CN201272647Y (Granted publication day: on July 15th, 2009) disclose a kind of rotor of elevator traction machine.The rotor tip of this elevator traction machine is provided with a bull gear.The rotor axial longer dimension of the traditional relatively towing machine of the rotor of this elevator traction machine is provided with bull gear like this on the axially-extending part excircle of this rotor.The weak point of this invention is to increase the material and the tooling cost of rotor on the one hand because of increasing the length of rotor; Because the length of rotor increases, certainly will increase on the other hand, thereby increase the moment requirement of towing machine, and also increased the expenditure of energy of towing machine than the rotor inertia of transmission Capstan rotor.Because bull gear is arranged on the excircle of rotor, therefore need to increase the installing space of the miniature gears that cooperates with it in addition, thereby increase the oad of towing machine, increase the cost of towing machine simultaneously.
The utility model content
The purpose of this utility model is the above-mentioned deficiency at prior art, and a kind of simple in structure, miniaturization, cost is low and noise is little elevator traction machine are provided.
A kind of elevator traction machine comprises support, stator, rotor, rotation framework, main shaft, driving rope sheave, brake equipment and brake disc; Described support has the stator installation portion of described stator, has the brake equipment installation portion of described brake equipment, has the chamber portion that can hold described brake equipment, described brake disc and described brake equipment installation portion; Described rotation framework has the rotor installation portion of described rotor, has the driving rope sheave installation portion of described driving rope sheave; The radial outside of described rotor installation portion is provided with a gear; Described stator and described rotor are oppositely arranged at axial direction, and described stator and described driving rope sheave are separately positioned on the both sides of described rotor.
Described chamber portion captives joint with the cover plate on being installed in described support, forms an osed top installing space.
Described brake equipment, brake equipment installation portion, brake disc are positioned at described installing space.
Described support is provided with a mounting hole, by this mounting hole one gear wheel shaft can be installed; The gear of gear on the described gear wheel shaft and described rotor installation portion forms a pair of gear pair.
Described gear wheel shaft is connected with a disk.
The another kind of elevator traction machine of the utility model comprises support, stator, rotor, rotation framework, main shaft, driving rope sheave, brake equipment and brake disc; Described support has the stator installation portion of described stator, has the brake equipment installation portion of described brake equipment, has the chamber portion that can hold described brake equipment, described brake disc and described brake equipment installation portion; Described rotation framework has the rotor installation portion of described rotor, has the driving rope sheave installation portion of described driving rope sheave; The circumferential surface of described rotor installation portion is connected with described rotor, and relative circumferential surface is provided with a gear; Described stator and described rotor are oppositely arranged in radial direction; Described brake equipment and brake disc and described stator and rotor are arranged diametrically, and brake equipment to small part is positioned at the inside of stator or rotor; Described driving rope sheave is positioned at the outside of elevator traction machine.
Described chamber portion captives joint with the cover plate on being installed in described support, forms an osed top installing space.
Described brake equipment, brake equipment installation portion, brake disc are positioned at described installing space.
Described support is provided with a mounting hole, by this mounting hole one gear wheel shaft can be installed; The gear of gear on the described gear wheel shaft and described rotor installation portion forms a pair of gear pair.
Described gear wheel shaft is connected with a disk.
Adopt the elevator traction machine of said structure, more existing elevator traction machine has following characteristics: 1) described brake equipment is by the braking brake disc, give main shaft with brake-force transmission, glancing impact can not cause radial impact to described rotor like this, it is smaller that described rotor and being connected of described rotation framework are exerted an influence, and guarantees the safety of elevator traction machine; 2) because described brake surface can not be subjected to the influence of the brake strip abrasive dust of described brake disc, so braking force keeps stable; 3) described brake equipment is positioned at the inside of actuating device support, thus the noise of brake equipment can not transmit out substantially, thereby guarantee the quality of elevator traction machine, the noise of elevator traction machine is little; The oad of whole elevator traction machine is little simultaneously, compact conformation; 4) because two brake surfaces are arranged, thereby can reduce the requirement of the braking force of brake equipment, reduce the cost of brake equipment, the scantling of structure of brake equipment can not influence the structure design of elevator traction machine simultaneously; 5) described driving rope sheave and brake surface are kept apart fully, and described brake surface can not be subjected to the grease influence of steel rope, can not be subjected to the influence to friction face of extraneous dust or air humidity simultaneously yet; 6) because described driving rope sheave is positioned at the outside of elevator traction machine, the maintenance that drives rope sheave is easy, convenient; 7) radial outside because of elevator traction machine rotor installation portion is provided with gear, or the circumferential surface of rotor installation portion is provided with gear, can not influence the oad of elevator traction machine so on the one hand, axial dimension owing to rotor needn't increase on the other hand, the rotor inertia of rotor also needn't increase, and the energy consumption of elevator traction machine does not increase substantially.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:
Fig. 1 a is first kind of embodiment scheme drawing of the utility model;
Fig. 1 b is that the A of Fig. 1 a is to view;
Fig. 1 c is that the B of Fig. 1 a is to view;
Fig. 2 a is second kind of embodiment scheme drawing of the utility model;
Fig. 2 b is that the A of Fig. 2 a is to view;
Fig. 2 c is that the B of Fig. 2 a is to view;
The specific embodiment
First kind of embodiment of the utility model as shown in Figure 1a, Fig. 1 b be the A of Fig. 1 a to view, Fig. 1 c is that the B of Fig. 1 a is to view; Elevator traction machine comprises driving rope sheave 1, rotation framework 2, rotor 3, support 4, stator 5, main shaft 19, brake disc 8 and brake equipment, and brake equipment comprises secured core 10, mobile armature 16, magnet coil 11, spring 12, installation shaft 15.Described support 4 comprises stator installation portion 4a, the 4b of main shaft support portion, brake equipment installation portion 4c, brake surface 4c, for simplified structure, the brake surface 4c of this embodiment and brake equipment installation portion 4c are same structure, can hold the 4d of chamber portion of described brake equipment, described brake disc 8, described brake equipment installation portion 4c and described brake surface 4c.Rotation framework 2 comprises rotor installation portion 2a, drives rope sheave installation portion 2b, gear 2c, and gear 2c is arranged on the radial outside of rotor installation portion 2a, and main shaft 19 is fixed together with rotation framework 2.Described main shaft 19 is connected with the 4b of main shaft support portion with bearing 7 rotatably by bearing 6.Described brake disc 8 can be connected 20 with described main shaft 19 with moving axially, can move axially on main shaft 19 by connecting 20 brake discs 8, and connecting 20 brake discs 8 by this simultaneously can be delivered to described main shaft 19 with the drag friction power that brake equipment produces.
As elevator traction machine as described in Fig. 1 a, support 4 is permanently connected stator 5 together by stator installation portion 4a, and by the 4b of main shaft support portion and two bearings 6, bearing 7, support 4 links together rotatably with main shaft 19.The 4d of chamber portion of support 4 is provided with brake equipment installation portion 4c and brake surface 4c.The secured core 10 of brake equipment, mobile armature 16, magnet coil 11, installation shaft 15 and brake disc 8 are arranged in the 4d of chamber portion of support 4.Certainly secured core 10, mobile armature 16, magnet coil 11, installation shaft 15 and the brake disc 8 of brake equipment also can partly be arranged in the 4d of chamber portion of support 4.The 4d of chamber portion forms an osed top installing space by support cover plate 18, and the secured core 10 of brake equipment, mobile armature 16, magnet coil 11, installation shaft 15 and brake disc 8 are positioned at described installing space.Described support 4 is provided with a mounting hole, and gear wheel shaft 21 is installed on the support 4 by this mounting hole.Gear wheel shaft 21 is provided with a miniature gears 21a, and miniature gears 21a and gear 2c form a pair of gear pair.Gear wheel shaft 21 is connected with disk 22, and this connection can be the captive joint mode, also can be other mechanical connection manner, and connecting rotary disk 22 by this can rotate by driven gear axle 21.Like this, when elevator needs emergency relief, gear wheel shaft 21 is installed on the support 4, miniature gears 21a and gear 2c engagement, disk 22 is connected with gear wheel shaft 21, rotary disk 22, driven gear axle 21 rotates, thereby arm revolving gear 2c and driving rope sheave 1 make the elevator up-and-down movement, realize the emergency relief work of elevator.Because gear 2c is arranged on the radial outside of rotor installation portion 2a, do not need to increase the oad of rotation framework 2 like this, do not need to increase simultaneously the oad of towing machine, rotor inertia does not increase towing machine, the moment of towing machine requires not increase, thereby the energy consumption of towing machine reduces.In addition, when being installed on the support 4, do not need to reserve the installing space of gear wheel shaft 21 because of gear wheel shaft 21.
As rotation framework 2 as described in Fig. 1 a by rotor installation portion 2a and as described in rotor 3 be permanently connected together, captive joint with described driving rope sheave 1 by driving rope sheave installation portion 2b.Main shaft 19 is permanently connected with described rotation framework 2, and stretches into to small part in the 4d of chamber portion of support 4.Main shaft 19 stretches into the end of the 4d of chamber portion, is connected with coder axle 13, and coder 14 is connected rotationally with coder axle 13.Described rotor 3 and described stator 5 are oppositely arranged at axial direction.The support 4 of described elevator traction machine is provided with a shrouding 17, by shrouding 17 stator 5 and rotor 3 is enclosed in the space.Stator 5 and rotor 3 can not be subjected to the influence of external environment condition like this.The described main shaft support 4b of portion partly stretches into the inside that drives rope sheave 1.In order to simplify the number of parts of elevator traction machine, drive rope sheave 1, main shaft 9 and 2 integrated designs of rotation framework.
Secured core 10 as brake equipment as described in Fig. 1 a is captiveed joint with brake equipment installation portion 4c by two installation shaft 15.Mobile armature 16 is connected movably with two installation shaft 15.Brake disc 8 is between brake equipment and brake equipment installation portion 4c.Brake disc 8 both ends of the surface have friction lining 9 respectively.Brake disc 8 is connected movably with the part that main shaft 19 stretches into the 4d of chamber portion, and this connection 20 can be that spline connects, and also can be that flat key connects.The utility model elevator traction machine has two brake equipments.Two brake equipments floor plan on described brake surface 4c.Coder 14 is arranged on the midway location of two brake equipments.
Has the said structure elevator traction machine, its structure is very simple, safe and reliable, described support 4 has rotary supporting part 4b, the brake equipment installation portion 4c of stator installation portion 4a, main shaft 19, can hold the 4d of chamber portion of described brake equipment, described brake disc 8, described brake equipment installation portion 4c and described brake surface 4c; Described rotation framework 2 has the rope sheave of driving installation portion 2b, rotor installation portion 2a; Described brake surface 4c keeps apart fully with driving rope sheave 1.The component part of elevator traction machine is few, simple in structure so on the one hand; On the other hand owing to have the 4d of chamber portion, hold brake equipment, brake disc 8, brake equipment installation portion 4c, brake surface 4c, brake equipment is positioned at the inside of cavity 4d fully like this, or brake equipment partly is positioned at the inside of cavity 4d, support cover plate 18 forms an osed top installing space with the 4d of chamber portion simultaneously, so the brake noise of the utility model elevator traction machine can not transmitted out substantially, described brake surface 4c can not be subjected to the influence of steel rope grease, also can not be subjected to simultaneously the influence of external environment, humidity of dust and air etc. for example, thereby the stay in grade that guarantees elevator traction machine is reliable, the noise of elevator traction machine is little, oad is little, especially axial dimension can do little, compact conformation.Littler for what the axial dimension of elevator traction machine can be done, the described chamber 4d of portion is positioned at the inside of stator installation portion 4a at least; The described in addition main shaft support 4b of portion stretches into the inside that drives rope sheave 1 to small part.The 4b of main shaft support portion stretches into the inside that drives rope sheave 1 to small part, also can be so that the length of the cantilever support of main shaft 19 is short, thus can reduce the requirement of strength of main shaft 19.
As shown in Figure 1a as can be known, the brake surface 4c of brake equipment and brake equipment installation portion 4c are support 4 same structures, whole like this elevator traction machine is simple in structure, simultaneously the intensity of the brake surface 4c of brake equipment and brake equipment installation portion 4c can make full use of the intensity of support 4 itself, thereby can save the supporting construction of brake surface 4c, can save cost.Two brake equipments horizontal distribution on brake surface 4c of described elevator traction machine, brake equipment will make full use of radial space and the axial space of cavity 4d like this, guarantee brake equipment substantially to the scantling of structure of support 4 without any influence.Because of the brake surface 4c of two brake equipments is identical, and brake surface 4c is the part of support 4, so the braking maneuver of two brake equipments can not influence each other, can not exist brake equipment to move when inconsistent, and the braking maneuver of described brake equipment influences each other.Described brake disc 8 is between brake equipment and brake surface 4c, have two brake strips 9, the requirement of brake equipment braking force can reduce half like this, thereby the size of brake equipment can reduce, cost can reduce simultaneously, so the structure design of elevator traction machine is freer.Because it is described brake surface 4c can not adhere to the abrasive dust of brake strip 9, stable thereby braking force keeps.Braking force is to act on the brake surface 4c in addition, be on the support 4, braking force is by braking brake disc 8, brake-force transmission is given on the main shaft 19, be delivered to again and drive on the rope sheave 1, glancing impact can not impact to described rotor 3 like this, can not influence described rotor 3 and produce any influence with being connected of described rotation framework 2, guarantees the safety of elevator traction machine.
Second kind of embodiment of the utility model shown in Fig. 2 a, Fig. 2 b be the A of Fig. 2 a to view, Fig. 2 c is that the B of Fig. 2 a is to view.Be that with first kind of embodiment difference of the utility model rotor 3 and stator 5 radial direction are oppositely arranged, brake equipment and brake disc 8 are arranged diametrically with described stator 5 and rotor 3, and brake equipment is positioned at the inner radial of stator 5 and rotor 3.Rotor installation portion 2a is captiveed joint on circumference with rotor 3, and relative circumference is provided with gear 2c.Because gear 2c is arranged on the inner periphery of rotor installation portion 2a, so do not need to increase the axial dimension of rotor installation portion 2a, does not also influence the oad of towing machine, do not need to reserve simultaneously installing space.Because of not needing to increase the rotor inertia of rotation framework 2, the moment of towing machine requires not increase, and the energy consumption of towing machine reduces simultaneously.
More than by embodiment, the utility model is had been described in detail, but these be not formation to restriction of the present utility model, main shaft 19 for example of the present utility model can be designed to captive joint with support 4.In the utility model spirit and essential feature scope, those skilled in the art also can make many distortion and improvement like this, and these also should be considered as protection domain of the present utility model.
Claims (10)
1. an elevator traction machine comprises support, stator, rotor, rotation framework, main shaft, driving rope sheave, brake equipment and brake disc; Described support has the stator installation portion of described stator, has the brake equipment installation portion of described brake equipment, has the chamber portion that can hold described brake equipment, described brake disc and described brake equipment installation portion; Described rotation framework has the rotor installation portion of described rotor, has the driving rope sheave installation portion of described driving rope sheave; The radial outside of described rotor installation portion is provided with a gear; Described stator and described rotor are oppositely arranged at axial direction, and described stator and described driving rope sheave are separately positioned on the both sides of described rotor.
2. elevator traction machine as claimed in claim 1 is characterized in that: described chamber portion captives joint with the cover plate on being installed in described support, forms an osed top installing space.
3. elevator traction machine as claimed in claim 1 is characterized in that: described support is provided with a mounting hole, by this mounting hole one gear wheel shaft can be installed; The gear of gear on the described gear wheel shaft and described rotor installation portion forms a pair of gear pair.
4. elevator traction machine as claimed in claim 2 is characterized in that: described brake equipment, brake equipment installation portion, brake disc are positioned at described installing space.
5. elevator traction machine as claimed in claim 3 is characterized in that: described gear wheel shaft is connected with a disk.
6. an elevator traction machine comprises support, stator, rotor, rotation framework, main shaft, driving rope sheave, brake equipment and brake disc; Described support has the stator installation portion of described stator, has the brake equipment installation portion of described brake equipment, has the chamber portion that can hold described brake equipment, described brake disc and described brake equipment installation portion; Described rotation framework has the rotor installation portion of described rotor, has the driving rope sheave installation portion of described driving rope sheave; The circumferential surface of described rotor installation portion is connected with described rotor, and relative circumferential surface is provided with a gear; Described stator and described rotor are oppositely arranged in radial direction; Described brake equipment and brake disc and described stator and rotor are arranged diametrically, and brake equipment to small part is positioned at the inside of stator or rotor; Described driving rope sheave is positioned at the outside of elevator traction machine.
7. elevator traction machine as claimed in claim 6 is characterized in that: described chamber portion captives joint with the cover plate on being installed in described support, forms an osed top installing space.
8. elevator traction machine as claimed in claim 6 is characterized in that: described support is provided with a mounting hole, by this mounting hole one gear wheel shaft can be installed; The gear of gear on the described gear wheel shaft and described rotor installation portion forms a pair of gear pair.
9. elevator traction machine as claimed in claim 7 is characterized in that: described brake equipment, brake equipment installation portion, brake disc are positioned at described installing space.
10. elevator traction machine as claimed in claim 8 is characterized in that: described gear wheel shaft is connected with a disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202087729U CN201647775U (en) | 2009-09-01 | 2009-09-01 | Elevator traction machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202087729U CN201647775U (en) | 2009-09-01 | 2009-09-01 | Elevator traction machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201647775U true CN201647775U (en) | 2010-11-24 |
Family
ID=43113005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202087729U Expired - Fee Related CN201647775U (en) | 2009-09-01 | 2009-09-01 | Elevator traction machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201647775U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105270969A (en) * | 2014-06-09 | 2016-01-27 | 上海三菱电梯有限公司 | Tractor for elevator |
-
2009
- 2009-09-01 CN CN2009202087729U patent/CN201647775U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105270969A (en) * | 2014-06-09 | 2016-01-27 | 上海三菱电梯有限公司 | Tractor for elevator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201068360Y (en) | Thin type permanent magnetism synchronization gear wheel free traction machine | |
| CN104787650B (en) | A kind of traction machine | |
| CN201538630U (en) | Drive device of elevator | |
| CN201133422Y (en) | Bearing clearance automatic regulating apparatus | |
| CN201538629U (en) | Traction machine for elevator | |
| CN101955114B (en) | Tractor | |
| CN201647775U (en) | Elevator traction machine | |
| CN201580872U (en) | Tractor | |
| CN201545582U (en) | Elevator driving device | |
| CN201545581U (en) | Elevator traction machine | |
| CN106151313A (en) | Belt brake | |
| CN102001569A (en) | Elevator tractor | |
| KR101085827B1 (en) | Friction hoist with free fall function | |
| CN201545580U (en) | Elevator driving device | |
| CN201545579U (en) | Elevator driving device | |
| CN101993001B (en) | Elevator drive device | |
| CN201647778U (en) | Elevator driving device and supporting structure of driving rope wheel | |
| JP4938973B2 (en) | Drive unit without engine frame for elevator | |
| CN201553521U (en) | Driving device for lift | |
| CN102674130B (en) | For the dead electricity stop mechanism of escalator foundation brakes | |
| CN2573457Y (en) | High change rate follow-up cable spool | |
| CN101987711B (en) | Tractor used for elevator | |
| CN101993000A (en) | Elevator traction machine | |
| CN101941629B (en) | Elevator driving device | |
| CN102060224A (en) | Elevator driving device and supporting structure of driving rope pulley |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101124 Termination date: 20140901 |
|
| EXPY | Termination of patent right or utility model |