CN204529036U - A kind of elevator traction system - Google Patents
A kind of elevator traction system Download PDFInfo
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- CN204529036U CN204529036U CN201520213198.1U CN201520213198U CN204529036U CN 204529036 U CN204529036 U CN 204529036U CN 201520213198 U CN201520213198 U CN 201520213198U CN 204529036 U CN204529036 U CN 204529036U
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Abstract
The utility model discloses a kind of elevator traction system, comprising: hoistway, car guide rail and counter weight guide track, car, counterweight, traction main frame, installation crossbeam, counterweight fag end, lift car rope head, counterweight-side track adjusting wheel and cage side track adjusting wheel, stay cord.Described traction main frame, counterweight fag end, lift car rope head and counterweight-side track adjusting wheel are installed on described installation crossbeam, and cage side track adjusting wheel is arranged in car guide rail or hoistway wall.Stay cord walks around car pulley one, car pulley two, cage side track adjusting wheel, car pulley three, car pulley four, traction sheave, counterweight pulley one, counterweight-side track adjusting wheel and counterweight pulley two successively, and the two ends of stay cord connect counterweight fag end and lift car rope head respectively.The utility model can reduce the system capability of traction main frame, be conducive to energy-conserving and environment-protective and can relatively reduce traction mechanical dimensions, facilitating hoistway to arrange and hoistway installation and maintenance, be conducive to car and counterbalancing, convenient operation personnel install it and overhaul, and work efficiency is high.
Description
Technical field
The utility model belongs to elevators field, is specifically related to a kind of elevator traction system.
Background technology
For elevator device, needing, traction main frame is set at the top of hoistway lifting driving is carried out to car, traction main frame is arranged at directly over car by existing major part design, when car is raised to top, interfere for avoiding traction main frame and car, need the height increasing hoistway, this can cause the cost increase of difficulty and the installation of installing undoubtedly.So, someone proposes traction main frame to be arranged between car sidepiece and well enclosure, and arranges counterweight and counter weight guide track, connects car to reusing dragline-transmission, and configuring lift appliance in the mode of traction ratio 1:1 or 2:1, traction host driven stay cord moves and can realize car and counterweight moves mutually.So, traction main frame keeps the height of original hoistway while traction main frame and car can be avoided to interfere, and greatly can save the energy.
But there is following defect in prior art:
1, for large gauge machine-roomless lifts such as automobile elevator, heavy－duty Cargo Lifts, if configure lift appliance in the mode of traction ratio 1:1 or 2:1, then to the power-handling capability of traction main frame and the stressed requirement of strength of steel rope very large.So, require higher for traction host performance, cost improves, and is unfavorable for energy-conserving and environment-protective, is also unfavorable for that the hoistway of elevator traction system is arranged.
2, traction main frame, for the counterweight fag end of fixed pulling rope end and lift car rope head position distribution at random, and as easy as rolling off a logly to break down, installation and maintenance are all extremely inconvenient.
Utility model content
Based on this, the utility model is the defect overcoming prior art, provides a kind of safe in operation to stablize, is beneficial to hoistway layout and installation and maintenance elevator traction system extremely easily.
Its technical scheme is as follows: a kind of elevator traction system, comprising: hoistway; Car guide rail and counter weight guide track, described car guide rail and described counter weight guide track are arranged in described hoistway respectively; Car, described car to be arranged in described hoistway and to be led by described car guide rail, and described car is provided with car pulley one, car pulley two, car pulley three and car pulley four; Counterweight, described counterweight to be arranged in described hoistway and to be led by described counter weight guide track, and described counterweight is provided with counterweight pulley one and counterweight pulley two; Traction main frame, described traction main frame is provided with traction sheave; Install crossbeam, described installation crossbeam is positioned at the top of described counterweight, looks down from hoistway, and described installation crossbeam is between car side wall and hoistway wall; Counterweight fag end, lift car rope head, counterweight-side track adjusting wheel and cage side track adjusting wheel, described traction main frame, counterweight fag end, lift car rope head and counterweight-side track adjusting wheel are installed on described installation crossbeam, and described cage side track adjusting wheel is arranged in described car guide rail or hoistway wall; Stay cord, described stay cord walks around described car pulley one, described car pulley two, described cage side track adjusting wheel, described car pulley three, described car pulley four, described traction sheave, described counterweight pulley one, described counterweight-side track adjusting wheel and described counterweight pulley two successively, and the two ends of described stay cord connect described counterweight fag end and described lift car rope head respectively.
Its further technical scheme is:
Wherein in an embodiment, described car guide rail is two and forms a pair, and described counter weight guide track is also two and is formed a pair.
Wherein in an embodiment, described installation crossbeam is arranged on two counter weight guide tracks and wherein on a car guide rail, or described installation crossbeam is arranged on a wherein counter weight guide track and wherein on a car guide rail.
Wherein in an embodiment, described counter weight guide track, traction main frame, weight average is positioned to the same sides of two car guide rail lines, and two described car guide rails are all positioned at the same side of two described counter weight guide track lines.
Wherein in an embodiment, described traction main frame and described car at vertical direction without ghost image.
Wherein in an embodiment, look down from hoistway, described counterweight-side track adjusting wheel is obliquely installed relative to described traction sheave, and described counterweight-side track adjusting wheel two ends protrude from described installation crossbeam both sides respectively; Described traction sheave and described counterweight fag end protrude from the both sides of described installation crossbeam respectively, described counterweight pulley one lays respectively at described installation crossbeam both sides with described counterweight pulley two, described counterweight-side track adjusting wheel two ends overlap with one end of described counterweight pulley one and one end of described counterweight pulley two respectively, and described counterweight pulley one other end and described counterweight pulley two other end overlap with one end of described counterweight fag end and described traction sheave respectively.
Wherein in an embodiment, look down from hoistway, described traction sheave and described counterweight fag end all protrude from the same side of described installation crossbeam, described counterweight-side track adjusting wheel relative to described traction main frame further from described car, described counterweight pulley one and described counterweight pulley two are all obliquely installed relative to described installation crossbeam, and described counterweight pulley one two ends overlap with one end of described traction sheave, one end of described counterweight-side track adjusting wheel respectively, described counterweight pulley two two ends overlap with the other end of described traction sheave, described counterweight fag end respectively.
Wherein in an embodiment, described cage side track adjusting wheel is arranged on described car guide rail sidewall, looks down from hoistway, described cage side track adjusting wheel relative to described car guide rail further from described car.
Wherein in an embodiment, described cage side track adjusting wheel comprises track adjusting wheel and installs the track adjusting wheel bearing of described track adjusting wheel, and the upper and lower side of described track adjusting wheel bearing is connected to connecting element, and described connecting element is connected with described car guide rail.
Wherein in an embodiment, described car guide rail is provided with guide rail cap, at least two suspension rods, and described suspension rod one end is fixed on described guide rail cap, and the described suspension rod other end is fixedly connected with described track adjusting wheel bearing.
The beneficial effects of the utility model are:
1, elevator traction system described in the utility model, first, is located at car sidepiece by installation crossbeam, traction main frame, when car is raised to top, mutually can stagger with traction main frame, and does not need the height increasing hoistway, reduces installation difficulty and cost of installation, secondly, change prior art and configure lift appliance in the mode of hauling rope 1:1 or 2:1, described car pulley one walked around successively by stay cord, described car pulley two, described cage side track adjusting wheel, described car pulley three, described car pulley four, described traction sheave, described counterweight pulley one, described counterweight-side track adjusting wheel and described counterweight pulley two, namely the mode of hauling rope 4:1 is adopted to configure lift appliance, make when identical load-carrying specification conditions, the system capability of traction main frame can be reduced, so be conducive to energy-conserving and environment-protective, and can relatively reduce traction mechanical dimensions, thus facilitate hoistway to arrange and hoistway installation and maintenance, simultaneously, stay cord is in the winding increased frequency of car and counterweight, be conducive to the hanging balance system of car and counterweight, again, counterweight fag end, lift car rope head, traction main frame and cage side track adjusting wheel are all arranged on and install on crossbeam, these parts mount position are concentrated, and generally within sustained height, convenient operation personnel install it and overhaul, and work efficiency is greatly improved.
2, the sidepiece owing to driving main body to be arranged at car, also need to consider the problem such as center of gravity, stability, the traction main frame of this elevator device is fixed on car guide rail and counter weight guide track by installing crossbeam, car guide rail can form powerful support in car side to installation crossbeam, counter weight guide track then can form powerful support from counterweight side to installation crossbeam two ends, actv. like this solves the problems such as the centre-of gravity shift brought due to the adjustment of traction position of host machine, improves stability.
3, when elevator traction system runs, the stay cord that counterweight pulley one, counterweight-side track adjusting wheel and counterweight pulley two are walked around can be avoided to produce with installation crossbeam and interfere or wear and tear, meanwhile, counterweight-side track adjusting wheel is directly installed on installs on crossbeam, can bear larger pulling force.
4, when elevator traction system runs, the stay cord that counterweight pulley one, counterweight-side track adjusting wheel and counterweight pulley two are walked around can be avoided to produce with installation crossbeam and interfere or wear and tear, meanwhile, counterweight-side track adjusting wheel is directly installed on installs on crossbeam, can bear larger pulling force.
Accompanying drawing explanation
Fig. 1 is elevator traction system structural representation described in the utility model embodiment one;
Fig. 2 is in the utility model embodiment one, the mounting structure schematic diagram one of cage side track adjusting wheel;
Fig. 3 is in the utility model embodiment one, the mounting structure schematic diagram two of cage side track adjusting wheel;
Fig. 4 is in the utility model embodiment two, from the elevator traction system constitution diagram that hoistway is seen straight down;
Fig. 5 is in the utility model embodiment two, the johning knot composition of traction main frame, counterweight fag end and lift car rope head, counter weight guide track and car guide rail;
Fig. 6 is the A-A structural representation of Fig. 5;
Fig. 7 is in the utility model embodiment three, from the elevator traction system constitution diagram that hoistway is seen straight down;
Fig. 8 is in the utility model embodiment three, the johning knot composition of traction main frame, counterweight fag end and lift car rope head, counter weight guide track and car guide rail;
Fig. 9 is the B-B structural representation of Fig. 8.
Description of reference numerals:
10, hoistway, 20, car, 21, car pulley one, 22, car pulley two, 23, car pulley three, 24, car pulley four, 30, counterweight, 31, counterweight pulley one, 32, counterweight pulley two, 41, car guide rail, 42, counter weight guide track, 50, crossbeam is installed, 60, traction main frame, 61, traction sheave, 70, counterweight-side track adjusting wheel, 71, track adjusting wheel, 72, side stand, 80, cage side track adjusting wheel, 81, track adjusting wheel, 82, track adjusting wheel bearing, 83, guide rail cap, 84, suspension rod, 85, connecting element, 90, counterweight fag end, 101, lift car rope head, 102, stay cord.
Detailed description of the invention
Below embodiment of the present utility model is described in detail:
Embodiment one
As shown in Figure 1, elevator traction system described in the utility model, comprising: hoistway 10, car guide rail 41 and counter weight guide track 42, car 20, counterweight 30, traction main frame 60, installation crossbeam 50, counterweight fag end 90, lift car rope head 101, counterweight-side track adjusting wheel 70 and cage side track adjusting wheel 80, stay cord 102; Described car guide rail 41 is two and is formed a pair, described counter weight guide track 42 is also two and is formed a pair, described car guide rail 41 and described counter weight guide track 42 are arranged in described hoistway 10 respectively, described car 20 to be arranged in described hoistway 10 and to be led by described car guide rail 41, and described car 20 is provided with car pulley 1, car pulley 2 22, car pulley 3 23 and car pulley 4 24; Described counterweight 30 to be arranged in described hoistway 10 and to be led by described counter weight guide track 42, and described counterweight 30 is provided with counterweight pulley 1 and counterweight pulley 2 32.Described traction main frame 60 is provided with traction sheave 61; Described installation crossbeam 50 is positioned at the top of described counterweight 30, looks down from hoistway 10, and described installation crossbeam 50 is between car 20 sidewall and hoistway 10 sidewall; Described traction main frame 60, counterweight fag end 90, lift car rope head 101 and counterweight-side track adjusting wheel 70 are installed on described installation crossbeam 50, and described cage side track adjusting wheel 80 is arranged on described car guide rail 41 or hoistway 10 sidewall; Described stay cord 102 walks around described car pulley 1, described car pulley 2 22, described cage side track adjusting wheel 80, described car pulley 3 23, described car pulley 4 24, described traction sheave 61, described counterweight pulley 1, described counterweight-side track adjusting wheel 70 and described counterweight pulley 2 32 successively, and the two ends of described stay cord 102 connect described counterweight fag end 90 and described lift car rope head 101 respectively.
Elevator traction system described in the utility model, first, is located at car 20 sidepiece by installation crossbeam 50, traction main frame 60, when car 20 is raised to top, mutually can stagger with traction main frame 60, and not need the height increasing hoistway 10, reduce installation difficulty and cost of installation, secondly, change prior art and configure lift appliance in the mode of hauling rope 1:1 or 2:1, described car pulley 1 walked around successively by stay cord 102, described car pulley 2 22, described cage side track adjusting wheel 80, described car pulley 3 23, described car pulley 4 24, described traction sheave 61, described counterweight pulley 1, described counterweight-side track adjusting wheel 70 and described counterweight pulley 2 32, namely the mode of hauling rope 4:1 is adopted to configure lift appliance, make when identical load-carrying specification conditions, the system capability of traction main frame 60 can be reduced, so be conducive to energy-conserving and environment-protective, and relatively can reduce traction main frame 60 size, thus facilitate hoistway 10 to arrange and hoistway 10 installation and maintenance, simultaneously, stay cord 102 is in the winding increased frequency of car 20 and counterweight 30, be conducive to the hanging balance system of car 20 and counterweight 30, again, counterweight fag end 90, lift car rope head 101, traction main frame 60 and cage side track adjusting wheel 80 are all arranged on and install on crossbeam 50, these parts mount position are concentrated, and generally within sustained height, convenient operation personnel install it and overhaul, and work efficiency is greatly improved.
Wherein, described traction main frame 60 and described car 20 at vertical direction without ghost image.Described installation crossbeam 50 is arranged on two counter weight guide tracks 42 and wherein on a car guide rail 41, or described installation crossbeam 50 is arranged on a wherein counter weight guide track 42 and wherein on a car guide rail 41.Described counter weight guide track 42, traction main frame 60, counterweight 30 are all positioned at the same side of two car guide rail 41 lines, and two described car guide rails 41 are all positioned at the same side of two described counter weight guide track 42 lines.Due to the sidepiece driving main body to be arranged at car 20, also need to consider the problem such as center of gravity, stability, the traction main frame 60 of this elevator traction system is fixed on car guide rail 41 and counter weight guide track 42 by installing crossbeam 50, car guide rail 41 can form powerful support in car 20 side to installation crossbeam 50, counter weight guide track 42 energy form powerful support from counterweight 30 side to installation crossbeam 50 two ends, actv. like this solves the problems such as the centre-of gravity shift brought due to the adjustment of traction main frame 60 position, improves stability.
Refer to Fig. 2,3, described cage side track adjusting wheel 80 is arranged on described car guide rail 41 sidewall, looks down from hoistway 10, described cage side track adjusting wheel 80 relative to described car guide rail 41 further from described car 20.Described cage side track adjusting wheel 80 comprises track adjusting wheel 81 and installs the track adjusting wheel bearing 82 of described track adjusting wheel, and the upper and lower side of described track adjusting wheel bearing 82 is connected to connecting element 85, and described connecting element 85 is connected with described car guide rail 41.Described car guide rail 41 is provided with guide rail cap 83, at least two suspension rods 84.Described suspension rod 84 one end is fixed on described guide rail cap 83, and described suspension rod 84 other end is fixedly connected with described track adjusting wheel bearing 82.So, cage side track adjusting wheel 80 can stable be arranged on car guide rail 41, and bearing capacity is very big, and Position Design is reasonable, and deliver to traction sheave 61 through car 20 pulley after being convenient to stay cord 102 to commutate, integral arrangement is also very reasonable simultaneously.
Embodiment two
Refer to Fig. 4, look down from hoistway 10, described counterweight-side track adjusting wheel 70 is obliquely installed relative to described traction sheave 61, and described counterweight-side track adjusting wheel 70 two ends protrude from described installation crossbeam 50 both sides respectively; Described traction sheave 61 and described counterweight fag end 90 protrude from the both sides of described installation crossbeam 50 respectively, described counterweight pulley 1 lays respectively at described installation crossbeam 50 both sides with described counterweight pulley 2 32, described counterweight-side track adjusting wheel 70 two ends overlap with one end of described counterweight pulley 1 and one end of described counterweight pulley 2 32 respectively, and described counterweight pulley 1 other end and described counterweight pulley 2 32 other end overlap with one end of described counterweight fag end 90 and described traction sheave 61 respectively.Specifically, described traction sheave 61 is arranged in parallel with described installation crossbeam 50, and described counterweight pulley 1 is arranged in parallel with described counterweight pulley 2 32.So, when elevator traction system runs, the stay cord 102 that counterweight pulley 1, counterweight-side track adjusting wheel 70 and counterweight pulley 2 32 are walked around can be avoided to produce with installation crossbeam 50 and to interfere or wear and tear.Refer to Fig. 5,6, counterweight-side track adjusting wheel 70 is directly installed on installs on crossbeam 50, and is separately positioned on traction main frame 80 and installs crossbeam 50 two ends, so makes counterweight-side track adjusting wheel 70 can bear larger pulling force, improves the operation stability of elevator traction system.
Embodiment three
Refer to Fig. 7, look down from hoistway 10, described traction sheave 61 and described counterweight fag end 90 all protrude from the same side of described installation crossbeam 50, described counterweight-side track adjusting wheel 70 relative to described traction main frame 60 further from described car 20, described counterweight pulley 1 and described counterweight pulley 2 32 are all obliquely installed relative to described installation crossbeam 50, and described counterweight pulley 1 two ends respectively with one end of described traction sheave 61, one end of described counterweight-side track adjusting wheel 70 overlaps, described counterweight pulley 2 32 two ends respectively with the other end of described traction sheave 61, described counterweight fag end 90 overlaps.Wherein, described counterweight-side track adjusting wheel 70 is arranged in parallel with described traction sheave 61.So, when elevator traction system runs, the stay cord 102 that counterweight pulley 1, counterweight-side track adjusting wheel 70 and counterweight pulley 2 32 are walked around can be avoided to produce with installation crossbeam 50 and to interfere or wear and tear.Refer to Fig. 8,9, counterweight-side track adjusting wheel 70 installs track adjusting wheel 71 by side stand 72, and side stand 72 is fixedly installed on and installs below crossbeam 50 and traction main frame 60, and to stagger at vertical direction with traction main frame 60 and arrange, the size taking hoistway 10 space is reduced relatively.
The above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to utility model patent scope.It should be noted that, each technical characteristic of the above embodiment can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this specification sheets is recorded.For the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these also all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. an elevator traction system, is characterized in that, comprising:
Hoistway;
Car guide rail and counter weight guide track, described car guide rail and described counter weight guide track are arranged in described hoistway respectively;
Car, described car to be arranged in described hoistway and to be led by described car guide rail, and described car is provided with car pulley one, car pulley two, car pulley three and car pulley four;
Counterweight, described counterweight to be arranged in described hoistway and to be led by described counter weight guide track, and described counterweight is provided with counterweight pulley one and counterweight pulley two;
Traction main frame, described traction main frame is provided with traction sheave;
Install crossbeam, described installation crossbeam is positioned at the top of described counterweight, looks down from hoistway, and described installation crossbeam is between car side wall and hoistway wall;
Counterweight fag end, lift car rope head, counterweight-side track adjusting wheel and cage side track adjusting wheel, described traction main frame, counterweight fag end, lift car rope head and counterweight-side track adjusting wheel are installed on described installation crossbeam, and described cage side track adjusting wheel is arranged in described car guide rail or hoistway wall;
Stay cord, described stay cord walks around described car pulley one, described car pulley two, described cage side track adjusting wheel, described car pulley three, described car pulley four, described traction sheave, described counterweight pulley one, described counterweight-side track adjusting wheel and described counterweight pulley two successively, and the two ends of described stay cord connect described counterweight fag end and described lift car rope head respectively.
2. elevator traction system according to claim 1, is characterized in that, described car guide rail is two and forms a pair, and described counter weight guide track is also two and is formed a pair.
3. elevator traction system according to claim 2, is characterized in that, described installation crossbeam is arranged on two counter weight guide tracks and wherein on a car guide rail, or described installation crossbeam is arranged on a wherein counter weight guide track and wherein on a car guide rail.
4. elevator traction system according to claim 2, is characterized in that, described counter weight guide track, traction main frame, weight average is positioned to the same sides of two car guide rail lines, and two described car guide rails are all positioned at the same side of two described counter weight guide track lines.
5. elevator traction system according to any one of claim 1 to 4, is characterized in that, described traction main frame and described car at vertical direction without ghost image.
6. elevator traction system according to any one of claim 1 to 4, it is characterized in that, look down from hoistway, described counterweight-side track adjusting wheel is obliquely installed relative to described traction sheave, and described counterweight-side track adjusting wheel two ends protrude from described installation crossbeam both sides respectively; Described traction sheave and described counterweight fag end protrude from the both sides of described installation crossbeam respectively, described counterweight pulley one lays respectively at described installation crossbeam both sides with described counterweight pulley two, described counterweight-side track adjusting wheel two ends overlap with one end of described counterweight pulley one and one end of described counterweight pulley two respectively, and described counterweight pulley one other end and described counterweight pulley two other end overlap with one end of described counterweight fag end and described traction sheave respectively.
7. elevator traction system according to any one of claim 1 to 4, it is characterized in that, look down from hoistway, described traction sheave and described counterweight fag end all protrude from the same side of described installation crossbeam, described counterweight-side track adjusting wheel relative to described traction main frame further from described car, described counterweight pulley one and described counterweight pulley two are all obliquely installed relative to described installation crossbeam, and described counterweight pulley one two ends respectively with one end of described traction sheave, one end of described counterweight-side track adjusting wheel overlaps, described counterweight pulley two two ends respectively with the other end of described traction sheave, described counterweight fag end overlaps.
8. elevator traction system according to any one of claim 1 to 4, it is characterized in that, described cage side track adjusting wheel is arranged on described car guide rail sidewall, looks down from hoistway, described cage side track adjusting wheel relative to described car guide rail further from described car.
9. elevator traction system according to claim 8, it is characterized in that, described cage side track adjusting wheel comprises track adjusting wheel and installs the track adjusting wheel bearing of described track adjusting wheel, and the upper and lower side of described track adjusting wheel bearing is connected to connecting element, and described connecting element is connected with described car guide rail.
10. elevator traction system according to claim 9, is characterized in that, described car guide rail is provided with guide rail cap, at least two suspension rods, and described suspension rod one end is fixed on described guide rail cap, and the described suspension rod other end is fixedly connected with described track adjusting wheel bearing.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520213198.1U CN204529036U (en) | 2015-04-09 | 2015-04-09 | A kind of elevator traction system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520213198.1U CN204529036U (en) | 2015-04-09 | 2015-04-09 | A kind of elevator traction system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106167214A (en) * | 2016-08-12 | 2016-11-30 | 太仓市微贯机电有限公司 | The girder structures of a kind of traction machine without machine room and installation method |
| CN110282521A (en) * | 2019-07-05 | 2019-09-27 | 通用电梯股份有限公司 | A kind of rloomless cargo ift |
-
2015
- 2015-04-09 CN CN201520213198.1U patent/CN204529036U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106167214A (en) * | 2016-08-12 | 2016-11-30 | 太仓市微贯机电有限公司 | The girder structures of a kind of traction machine without machine room and installation method |
| CN110282521A (en) * | 2019-07-05 | 2019-09-27 | 通用电梯股份有限公司 | A kind of rloomless cargo ift |
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