CN205709334U - A kind of traction elevator - Google Patents
A kind of traction elevator Download PDFInfo
- Publication number
- CN205709334U CN205709334U CN201620248722.3U CN201620248722U CN205709334U CN 205709334 U CN205709334 U CN 205709334U CN 201620248722 U CN201620248722 U CN 201620248722U CN 205709334 U CN205709334 U CN 205709334U
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- guide wheel
- toothed
- traction
- drawing belt
- toothed projections
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- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B5/00—Making ropes or cables from special materials or of particular form
- D07B5/005—Making ropes or cables from special materials or of particular form characterised by their outer shape or surface properties
- D07B5/006—Making ropes or cables from special materials or of particular form characterised by their outer shape or surface properties by the properties of an outer surface polymeric coating
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- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2501/00—Application field
- D07B2501/20—Application field related to ropes or cables
- D07B2501/2007—Elevators
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- Cage And Drive Apparatuses For Elevators (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The utility model discloses a kind of traction elevator, including car, car guide wheel, counterweight, counterweight guide wheel, traction sheave and drawing belt, any one of flat rubber belting face that the inward facing surface of drawing belt and outside work surface are all selected from having anti-slip tank or the toothed surface with toothed projections；When drawing belt is respectively configured on elevator, traction sheave, car guide wheel and counterweight guide wheel have been carried out corresponding optimal design-aside the most respectively, when matched be flat rubber belting face time, then traction sheave or car guide wheel, the traction trough of belt that race is flat surface of counterweight guide wheel, when matched be toothed surface time, the race of traction sheave or car guide wheel, counterweight guide wheel is provided with the groove corresponding with toothed projections, and drawing belt is all that non-staff cultivation coordinates with the race of traction sheave or car guide wheel, counterweight guide wheel.The matching design of this utility model traction elevator makes drawing belt can reduce slide axially, again it can be avoided that produce excessive frictional force when motion.
Description
Technical field
This utility model relates to elevator technology field, a kind of traction elevator using drawing belt.
Background technology
In current traction elevator, the most all use rope belt to move lift car and move up and down.According to elevator manufacture and installation safety standard requirements, wirerope diameter must not drop below 8mm, the diameter ratio of traction sheave and steel wire rope is not less than 40, when elevator lift car load requires the biggest, need the wirerope diameter used the biggest, the diameter of traction sheave also to strain greatly mutually, the most not only significantly increases the manufacturing cost of traction machine, and also substantially increases and take hoistway space.In order to overcome steel wire rope as the drawback of elevator dragging hanging apparatus, occur in that platypelloid type traction brings replacement steel wire rope, be used for driving lift car to move up and down, optimize building body space and elevator cost.
But, the belt drive parts of this drawing belt, the problem the most easily producing axially sideslip according to the flat rubber belting that surface is smooth, should be noted that anti-skidding, there is the cingulum of double wedge according to surface, the problem that frictional force is excessive, the utilization in elevator of these problems is prevented to be required for by solving with coordinating of elevator the most again.
Summary of the invention
In view of this, the purpose of this utility model is in order to one uses drawing belt as traction suspension arrangement, and on the basis of meeting the requirement of elevator design and safety standard, drawing belt and traction sheave and directive wheel are optimized a kind of traction elevator of matching design, to solve problem of the prior art.
For reaching above-mentioned purpose, a kind of traction elevator that this utility model provides, including car, car guide wheel, counterweight, counterweight guide wheel, traction sheave and drawing belt, described drawing belt is circumferentially positioned on described traction sheave, described counterweight guide wheel and described car guide wheel, described drawing belt includes band body and several tension element being disposed in parallel in along its length in described band body, described band body has outside work surface and inward facing surface, it is characterised in that:
Any one of flat rubber belting face that the structure of described outside work surface and described inward facing surface is all selected from having anti-slip tank or the toothed surface with toothed projections, the width in described flat rubber belting face is a, described toothed projections extends along the length direction of described drawing belt, the bottom width of described toothed projections is b, the top width of described toothed projections is d, forming groove between adjacent two described toothed projections, the bottom width of described groove is e, and the top width of described groove is c；
It is respectively equipped with, on described traction sheave, described car guide wheel and described counterweight guide wheel, the race coordinated with described drawing belt, having, during the corresponding described toothed surface of described race, the groove that the toothed projections with described toothed surface coordinates, described drawing belt can coordinate in described race movably along local width direction；The bottom width of described groove is D, and the top width of described groove is B, forms raised line between adjacent two described grooves, the bottom width of described raised line is C, and the top width of described raised line is E, and meets 1.05b≤B≤2.5b, 1.05d≤D≤2.5d, 1.05c≤C≤2.5c, 1.05e≤E≤2.5e.
Preferably, it is the traction trough of belt that width is A coordinated with described flat rubber belting face during the corresponding described flat rubber belting face of described race, and 1.05a≤A≤2a.
Preferably, described tension element is metal-cored or carbon fiber core.
Preferably, the diameter of the diameter of described traction sheave, the diameter of described car guide wheel and described counterweight guide wheel is all not less than the 16 of the diameter of described tension element times and 200 times of the diameter of the most described tension element.
The shape of cross section of described outside toothed projections is trapezoidal, semicircle or triangle.
In one embodiment, described outside work surface is described flat rubber belting face, and described inward facing surface is described flat rubber belting face.
In still another embodiment, described outside work surface is described flat rubber belting face, and described inward facing surface is described toothed surface.
In still another embodiment, described outside work surface is described toothed surface, and described inward facing surface is described toothed surface.
This drawing belt preferably has two kinds of forms, one, and the several described toothed projections on the work surface of described outside are identical with the several toothed projections shapes and sizes on described inward facing surface, and are symmetrical arranged two-by-two along the thickness direction of described band body.
They are two years old, several described toothed projections on the work surface of described outside are identical with the several toothed projections shapes and sizes on described inward facing surface, and the several described toothed projections on the work surface of described outside and the several toothed projections on described inward facing surface are staggered distribution on the width of described band body.
In still another embodiment, described outside work surface is described toothed surface, and described inward facing surface is described flat rubber belting face.
Owing to using technique scheme, the drawing belt that traction elevator of the present utility model uses, wherein inward facing surface and outside work surface all optional employings have the flat rubber belting face of anti-slip tank or have the toothed surface of toothed projections, when drawing belt configures on elevator, it is all that non-staff cultivation coordinates with the race of traction sheave, car guide wheel and counterweight guide wheel, make drawing belt can reduce when motion to slide axially, again it can be avoided that produce excessive frictional force, solve problem present in the application of prior art platypelloid type drawing belt.
Accompanying drawing explanation
Fig. 1 is the overall schematic of this utility model traction elevator first embodiment.
Fig. 2-1 is the cross sectional representation of the first drawing belt of this utility model first embodiment.
Fig. 2-2 is the cross sectional representation of the second drawing belt of this utility model first embodiment.
Fig. 2-3 is the cross sectional representation of the third drawing belt of this utility model first embodiment.
Fig. 2-4 is the cross sectional representation of the 4th kind of drawing belt of this utility model first embodiment.
Fig. 3 be flat rubber belting face and the race of the first drawing belt in this utility model first embodiment coordinate schematic diagram.
Fig. 4 be toothed surface and the race of the first drawing belt in this utility model first embodiment coordinate schematic diagram.
Fig. 5 be toothed surface and the race of the 4th kind of drawing belt in this utility model first embodiment coordinate schematic diagram.
Fig. 6 is the overall schematic of this utility model the second embodiment.
Fig. 7 is the overall schematic of this utility model the 3rd embodiment.
Fig. 8 is the overall schematic of this utility model the 4th embodiment.
Detailed description of the invention
In following example, only as a example by traction ratio 2:1 elevator, in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.
Embodiment one
Refer to Fig. 1 to 5, elevator is hung in a kind of traction, including traction sheave 1, counterweight guide wheel 2, counterweight 3, it is arranged on the car guide wheel 4 and 4' on sedan-chair top, drawing belt 5, car guide wheel installing rack 6 and car 7 for a pair, the two ends of drawing belt 5 are fixed, and drawing belt 5 is circumferentially positioned on counterweight guide wheel 2, traction sheave 1 and a pair car guide wheel 4 and 4'.One end of drawing belt 5 is fixed on above elevator hoistways, the other end downwardly extends after walking around counterweight guide wheel 2 from below and upwardly extends, downwardly extend after walking around above traction sheave 1 again and walk around car guide wheel 4 and 4' from below, upwardly extend the most again and be fixed on above elevator hoistways.
The adoptable all drawing belt structures of drawing belt 5 in the present embodiment, illustrate individually below.
As shown in Fig. 2-1, the first drawing belt 5 includes band body 51 and several tension element 52 being disposed in parallel in along its length in band body 51, tension element 52 is provided only with a row, band body 51 has outside work surface and inward facing surface, outside work surface is the toothed surface of the toothed projections 54 with several outwardly convex, and inward facing surface is the flat rubber belting face with several anti-slip tank 53 caved inward.Wherein, tension element 52 is metal-cored or high-strength carbon fiber core, and the shape of cross section of toothed projections 54 is trapezoidal, semicircle or triangle, and the present embodiment is trapezoidal.The top width f of anti-slip tank 53 is less than the diameter F of tension element 52, and anti-slip tank 53 can be axially in parallel extended along tension element 52, or axially become a constant tilt angle to extend in parallel setting, or other anti-skidding lines with tension element 52.A plurality of toothed projections 54 extends in parallel along the length direction of drawing belt 5, and the top width d of toothed projections 54 is more than the diameter F of tension element 52, and the bottom width of toothed projections 54 is b, and top width is d.Forming groove between adjacent two toothed projections 54, the bottom width of described groove is e, and the top width of described groove is c.It is the traction trough of belt that width is A coordinated with described flat rubber belting face during the corresponding described flat rubber belting face of described race, and 1.05a≤A≤2a.
Refer to Fig. 3, when the inward facing surface of the first drawing belt 5 and wheel slot fit, as a example by traction sheave 1, the race of traction sheave 1 is the traction trough of belt that width is A coordinated with flat rubber belting face, the bottom surface of traction trough of belt is the flat surface of no concave-convex, and groove width A of traction trough of belt is more than the width a of inward facing surface, while 1.05a≤A≤2a, drawing belt 5 is freely to retrain to coordinate with traction trough of belt, and the most non-staff cultivation coordinates.
As shown in Figure 4, when drawing belt 5 coordinates with car guide wheel 4,4' or counterweight guide wheel 2,4, it is respectively equipped with, on 4' or counterweight guide wheel 2, the race coordinated with drawing belt 5, there is during described race correspondence toothed surface the groove that the toothed projections 54 with toothed surface coordinates, drawing belt 5 can coordinate in described race along local width direction movably, i.e. drawing belt 5 can sliding axially along directive wheel within the specific limits, thus realize oneself's adjustment, it is to avoid twist.The bottom width of groove is D, and the top width of groove is B, forms raised line between adjacent two grooves, and the bottom width of raised line is C, the top width of raised line is E, as a example by drawing belt 5 coordinates with counterweight guide wheel 2, meets 1.05b≤B≤2.5b, 1.05d≤D≤2.5d, 1.05c≤C≤2.5c, 1.05e≤E≤2.5e.The height h of toothed projections 54 is less than the depth H of groove 21.Toothed projections 54 is more than 0 with the depth of engagement of groove 21.So drawing belt 5 is the space having certain free migration in groove 21, is unlikely to cause excessive frictional force, and the inward facing surface of drawing belt 5 and outside work surface can form frictional force rational to elevator.
This drawing belt 5 as shown in Fig. 2-1 turns over when using, be i.e. inward facing surface be the toothed surface of the toothed projections 54 with several outwardly convex, outside work surface is the flat rubber belting face with several anti-slip tank 53 caved inward, now there is on the race of traction sheave 1 groove that the toothed projections 54 with toothed surface coordinates, there is on the race of car guide wheel 4,4' or counterweight guide wheel the traction trough of belt coordinated with flat rubber belting face, repeat no more here.
Another kind of drawing belt 5 is outside work surface and inward facing surface is all the flat rubber belting face with anti-slip tank, when the race of traction sheave 1, car guide wheel 4,4' or counterweight guide wheel 2 coordinates with drawing belt 5, race is all the traction trough of belt that width is A coordinated with flat rubber belting face, groove width A of traction trough of belt is more than the width a of inward facing surface, while 1.05a≤A≤2a.
As shown in Fig. 2-2, the outside work surface of the second drawing belt 5 of the present embodiment has the toothed projections 54 of several outwardly convex, inward facing surface has the inner side toothed projections 55 of several outwardly convex, toothed projections 54 on the work surface of outside is identical with the shapes and sizes of the toothed projections 55 on inward facing surface, it is trapezoidal, outside toothed projections 54 and inner side toothed projections 55 setting symmetrical above and below on the thickness direction of band body 51.On thickness, two row's tension elements 52 it have been arranged in juxtaposition in the band body 51 of this drawing belt 5.Wherein, tension element 52 is metal-cored or high-strength carbon fiber core, and the shape of cross section of toothed projections 54 is trapezoidal.When this drawing belt coordinates with traction sheave 1, car guide wheel 4,4' or counterweight guide wheel 2, the race of car guide wheel 4,4' or counterweight guide wheel 2 all has the groove coordinated with toothed projections 54.
As Figure 2-3, the outside work surface of the third drawing belt 5 of the present embodiment has the toothed projections 54 of several outwardly convex, inward facing surface has the toothed projections 55 of several outwardly convex, the toothed projections 54 of outside work surface is identical with the shapes and sizes of the toothed projections 55 of inward facing surface, being trapezoidal, the several toothed projections 54 on the work surface of outside and the several toothed projections 55 on inward facing surface are arranged along the width of band body 51 interval of staggering.On thickness, row's tension element 52 it has been arranged in juxtaposition in the band body 51 of this drawing belt 5.Wherein, tension element 52 is metal-cored or high-strength carbon fiber core.When this drawing belt 5 coordinates with traction sheave 1, car guide wheel 4,4' or counterweight guide wheel 2, the race of traction sheave 1, car guide wheel 4,4' or counterweight guide wheel 2 all has the groove coordinated with toothed projections 54, and the top width d of toothed projections 54 is less than bottom width D of groove 21.
As in Figure 2-4, the outside work surface of the 4th kind of drawing belt 5 of the present embodiment has the toothed projections 54 of several outwardly convex, inward facing surface has the toothed projections 55 of several outwardly convex, toothed projections 54 on the work surface of outside is identical with the shapes and sizes of the toothed projections 55 on inward facing surface, it is trapezoidal, the setting symmetrical above and below along the thickness direction of band body 51 of the several toothed projections 54 on the work surface of outside and the several toothed projections 55 on inward facing surface.On thickness, row's tension element 52 it has been arranged in juxtaposition in the band body 51 of this drawing belt 5.When this drawing belt 5 coordinates with traction sheave 1, car guide wheel 4,4' or counterweight guide wheel 2, the race of traction sheave 1, car guide wheel 4,4' or counterweight guide wheel 2 all has the groove coordinated with toothed projections 54, and the top width d of toothed projections 54 is less than bottom width D of groove 21.
In the present embodiment, the diameter of the diameter of traction sheave 1, the diameter of car guide wheel 4 and 4' and counterweight guide wheel 2 all can be in the range of 60 times of diameter of 16 of the diameter not less than tension element 52 times and no more than tension element 52.
Embodiment two
Referring to Fig. 6, the present embodiment is with the difference of embodiment one: a pair car guide wheel 4 and 4' and car guide wheel installing rack 6 are arranged on cage bottom by the present embodiment.
Embodiment three
Referring to Fig. 7, the difference of the present embodiment and embodiment one is: the present embodiment is additionally provided with the regulating wheel 8 of a tensioning drawing belt 5 between a pair of sedan-chair top car guide wheel 4 and 4'.Regulating wheel 8 is provided with traction trough of belt, and the work surface of this traction trough of belt corresponding matching drawing belt 5 is provided with corresponding groove when being toothed surface, and coordinating the work surface of drawing belt 5 is to be the flat surface of no concave-convex during flat rubber belting face.Drawing belt 5 can be played tension by regulating wheel 8, reaches the torsion risk that in release or suppression running process of elevator, out-of-balance force is acted on behalf of to drawing belt 5.
Embodiment four
Refer to Fig. 8, in the present embodiment, the difference with embodiment one is: a pair car guide wheel 4 and 4' and car guide wheel installing rack 6 are arranged on cage bottom by the present embodiment, and are additionally provided with the regulating wheel 8 of a tensioning drawing belt 5 between a pair car guide wheel 4 and 4' at the present embodiment.Regulating wheel 8 is provided with traction trough of belt, and the work surface of this traction trough of belt corresponding matching drawing belt 5 is provided with corresponding groove when being toothed surface, and coordinating the work surface of drawing belt 5 is to be the flat surface of no concave-convex during flat rubber belting face.Drawing belt 5 can be played tension by regulating wheel 8, reaches the torsion risk that in release or suppression running process of elevator, out-of-balance force is acted on behalf of to drawing belt 5.
The traction elevator of above example, use drawing belt 5 as traction sprung parts, the inward facing surface of drawing belt 5 and outside work surface all optional employings have the flat rubber belting face of anti-slip tank or have the toothed surface of toothed projections, when drawing belt configures on elevator, it is all that non-staff cultivation coordinates with the race of traction sheave, car guide wheel and counterweight guide wheel, make elevator run safety and reliability, solve drawing belt in prior art easily slide axially and and guide wheel groove between the excessive problem of frictional force.Above example is only elaborated as a example by the elevator being applied to traction ratio 2:1, certainly, on the basis of those skilled in the art are in content disclosed in the utility model, according to practical situation, also can be the elevator of other traction ratios by this traction suspension elevator design, here repeat no more.
Above-described embodiment is only for illustrating technology of the present utility model design and feature; its object is to allow person skilled in the art will appreciate that content of the present utility model and to implement according to this; protection domain of the present utility model can not be limited with this; all equivalence changes made according to this utility model spirit or modification, all should contain within protection domain of the present utility model.
Claims (10)
1. a traction elevator, including car, car guide wheel, counterweight, counterweight guide wheel, traction sheave and drawing belt, described drawing belt is circumferentially positioned on described traction sheave, described counterweight guide wheel and described car guide wheel, described drawing belt includes band body and several tension element being disposed in parallel in along its length in described band body, described band body has outside work surface and inward facing surface, it is characterised in that:
Any one of flat rubber belting face that the structure of described outside work surface and described inward facing surface is both selected from having anti-slip tank or the toothed surface with toothed projections, the width in described flat rubber belting face is a, described toothed projections extends along the length direction of described drawing belt, the bottom width of described toothed projections is b, the top width of described toothed projections is d, forming groove between adjacent two described toothed projections, the bottom width of described groove is e, and the top width of described groove is c；
Described traction sheave, it is respectively equipped with, on described car guide wheel and described counterweight guide wheel, the race coordinated with described drawing belt, during the corresponding described toothed surface of described race, there is the groove that the toothed projections with described toothed surface coordinates, described drawing belt can coordinate in described race along local width direction movably, the bottom width of described groove is D, the top width of described groove is B, raised line is formed between adjacent two described grooves, the bottom width of described raised line is C, the top width of described raised line is E, and meet 1.05b≤B≤2.5b, 1.05d≤D≤2.5d, 1.05c≤C≤2.5c, 1.05e≤E≤2.5e.
A kind of traction elevator the most according to claim 1, it is characterised in that: it is the traction trough of belt that width is A coordinated with described flat rubber belting face during the corresponding described flat rubber belting face of described race, and 1.05a≤A≤2a.
A kind of traction elevator the most according to claim 1, it is characterised in that: described tension element is metal-cored or carbon fiber core.
4. according to a kind of traction elevator described in claim 1 or 3, it is characterised in that: the diameter of the diameter of described traction sheave, the diameter of described car guide wheel and described counterweight guide wheel is all not less than the 16 of the diameter of described tension element times and 200 times of the diameter of the most described tension element.
A kind of traction elevator the most according to claim 1, it is characterised in that: described outside work surface is described flat rubber belting face, and described inward facing surface is described flat rubber belting face.
A kind of traction elevator the most according to claim 1, it is characterised in that: described outside work surface is described flat rubber belting face, and described inward facing surface is described toothed surface.
A kind of traction elevator the most according to claim 1, it is characterised in that: described outside work surface is described toothed surface, and described inward facing surface is described toothed surface.
A kind of traction elevator the most according to claim 7, it is characterized in that: the several described toothed projections on the work surface of described outside are identical with the several toothed projections shapes and sizes on described inward facing surface, and are symmetrical arranged two-by-two along the thickness direction of described band body.
A kind of traction elevator the most according to claim 7, it is characterized in that: the several described toothed projections on the work surface of described outside are identical with the several toothed projections shapes and sizes on described inward facing surface, the several described toothed projections on the work surface of described outside and the several toothed projections on described inward facing surface are staggered distribution on the width of described band body.
A kind of traction elevator the most according to claim 1, it is characterised in that: described outside work surface is described toothed surface, and described inward facing surface is described flat rubber belting face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620248722.3U CN205709334U (en) | 2016-03-29 | 2016-03-29 | A kind of traction elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620248722.3U CN205709334U (en) | 2016-03-29 | 2016-03-29 | A kind of traction elevator |
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| Publication Number | Publication Date |
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| CN205709334U true CN205709334U (en) | 2016-11-23 |
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| CN201620248722.3U Active CN205709334U (en) | 2016-03-29 | 2016-03-29 | A kind of traction elevator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105645220A (en) * | 2016-03-29 | 2016-06-08 | 江南嘉捷电梯股份有限公司 | Traction type elevator |
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2016
- 2016-03-29 CN CN201620248722.3U patent/CN205709334U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105645220A (en) * | 2016-03-29 | 2016-06-08 | 江南嘉捷电梯股份有限公司 | Traction type elevator |
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Effective date of registration: 20180426 Address after: 215122 28 Weixin Road, Suzhou Industrial Park, Suzhou, Jiangsu Patentee after: Jiangnan Jiajie Lift Co., Ltd., Jiangsu Address before: 215122 Weixin road 28, Suzhou Industrial Park, Jiangsu Province Patentee before: SJEC Corporation |