CN113928959A - Energy-saving freight elevator traction system - Google Patents
Energy-saving freight elevator traction system Download PDFInfo
- Publication number
- CN113928959A CN113928959A CN202111360136.XA CN202111360136A CN113928959A CN 113928959 A CN113928959 A CN 113928959A CN 202111360136 A CN202111360136 A CN 202111360136A CN 113928959 A CN113928959 A CN 113928959A
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- Prior art keywords
- counterweight
- traction
- frame
- diversion sheave
- axis
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- 238000004804 winding Methods 0.000 claims description 2
- 239000000872 buffer Substances 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 238000009434 installation Methods 0.000 description 5
- 239000000725 suspension Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/0035—Arrangement of driving gear, e.g. location or support
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/0065—Roping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B17/00—Hoistway equipment
- B66B17/12—Counterpoises
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/06—Arrangements of ropes or cables
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- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The invention discloses an energy-saving freight elevator traction system, the traction ratio of which is 4:1, and the traction system comprises a traction frame, a traction machine, a counterweight housing and a traction rope; the traction frame comprises a bearing beam and a main frame arranged on the bearing beam; the main frame comprises a first frame, a second frame, a third frame and a fourth frame which are sequentially connected end to end, the traction machine is installed on the first frame and is connected with a traction wheel, the second frame is provided with a counterweight guide wheel, the axis of the counterweight guide wheel is vertical to the axis of the traction wheel, and the third frame is provided with a counterweight rope head plate; the middle position of the upper beam of the counterweight frame is provided with a counterweight diversion sheave assembly, the counterweight diversion sheave assembly comprises two counterweight diversion sheaves with the same axis, the axis of the counterweight diversion sheave is parallel to the horizontal central line of the counterweight frame, and the axis of the counterweight diversion sheave is parallel to the axis of the traction wheel. The energy-saving freight elevator traction system effectively reduces the length size of the counterweight housing, thereby lowering the requirement on the depth of a well.
Description
Technical Field
The invention relates to an energy-saving freight elevator traction system.
Background
In the existing 4:1 cargo elevator, a tractor, a car top wheel and a counterweight wheel are vertically distributed, the installation position and the style are fixed, the tractor cannot be adjusted according to actual civil engineering, the construction is fixed, the tractor cannot be used due to the limitation of the use environment, and the application range is narrow; and the occupied space is large, the elevator counterweight has high requirement on the depth of the shaft (the depth of the shaft refers to the length of the shaft perpendicular to the elevator door in the top view of the shaft, namely, the length of the shaft perpendicular to the elevator door). Therefore, the conventional 4-to-1 freight elevator has the problems of complicated use structure and high requirement on the depth of the hoistway.
Disclosure of Invention
The invention aims to provide an energy-saving freight elevator traction system which is reasonable in structure, effectively reduces the length size of a counterweight housing, and accordingly lowers the requirement on the depth of a hoistway.
In order to achieve the aim, the technical scheme of the invention is to design an energy-saving freight elevator traction system, the traction ratio of the traction system is 4:1, and the traction system comprises a traction frame, a traction machine, a counterweight frame and a traction rope;
the traction machine frame comprises a bearing beam arranged in the hoistway and positioned above the ground of the machine room, and a main frame, a car guide wheel and a car rope hitch plate which are arranged on the bearing beam; the elevator car guide wheel is positioned between the main frame and the elevator car rope hitch plate, the main frame is detachably fixed at the top of the bearing beam, the main frame is of a rectangular frame structure and comprises a first frame, a second frame, a third frame and a fourth frame which are sequentially connected end to end, a tractor fixing plate is arranged on the first frame, the tractor is arranged on the tractor fixing plate, the output end of the tractor is connected with a traction wheel, a counterweight guide wheel is arranged on the second frame, the axis of the counterweight guide wheel is perpendicular to the axis of the traction wheel, and a counterweight rope hitch plate is arranged on the third frame;
the counterweight frame is arranged in the hoistway and is positioned below the ground of the machine room, the counterweight frame comprises an upper beam, a lower beam and a vertical beam assembly, a counterweight diversion sheave assembly is arranged in the middle of the bottom of the upper beam, the counterweight diversion sheave assembly is of a double-wheel structure, the counterweight diversion sheave assembly comprises a first counterweight diversion sheave and a second counterweight diversion sheave, the axis of the first counterweight diversion sheave is coincident with the axis of the second counterweight diversion sheave, the axis of the first counterweight diversion sheave is parallel to the horizontal central line of the counterweight frame, and the axis of the first counterweight diversion sheave is parallel to the axis of the traction wheel;
the traction rope is wound on the traction wheel, and one end of the traction rope is connected to the counterweight rope hitch plate after sequentially winding the first counterweight diversion sheave, the counterweight guide wheel and the second counterweight diversion sheave.
Preferably, a wrap angle of the hoist rope on the traction sheave is 180 degrees.
Preferably, the first counterweight sheave and the second counterweight sheave are respectively mounted on the upper beam through a bracket, and a rope blocking plate is arranged on the bracket.
Preferably, the bracket comprises two parallel channel steels, and notches of the two channel steels are arranged oppositely.
Preferably, the vertical beam assembly comprises three vertical beams which are arranged at equal intervals, a containing cavity for containing the balancing weight is formed between every two adjacent vertical beams, a pressing rod is arranged in the containing cavity, and the pressing rod is obliquely connected between the two vertical beams.
Preferably, two bumpers are symmetrically connected to the bottom of the lower beam.
The invention has the advantages and beneficial effects that: the energy-saving freight elevator traction system is improved by the layout and the structure of the counterweight diversion sheave, and the counterweight diversion sheave assembly is arranged at the middle position of the bottom of the upper beam of the counterweight frame in a matching way, so that the length dimension (the dimension in the depth direction of a shaft) of the counterweight frame is favorably reduced, the requirement on the depth of the shaft is reduced, and the condition that a through door car and the elevator with smaller depth dimension of the shaft are adopted. In addition, the counterweight suspension steel wire rope and the counterweight center under the traction machine are deviated from the radius of the rope wheel through the diversion rope wheel vertical to the upper beam of the counterweight frame, so that the distance between the counterweight suspension steel wire rope and the rope wheel of the lift car is reduced, a machine frame guide wheel does not need to be arranged under the traction machine or the size of the traction wheel is not needed to be increased, the wrap angle of the traction rope on the traction wheel can reach 180 degrees, the traction machine can exert the maximum energy efficiency, and meanwhile, the purposes of simplifying the structure and reducing the cost can be achieved.
In addition, the bearing beam and the main frame are integrally designed, and the counterweight rope hitch plate and the counterweight guide wheel are integrated on the main frame, so that the overall structure of the traction frame is compact, the field installation workload can be effectively reduced, and the field installation difficulty is reduced. In addition, the main frame is fixed on the bearing beam in a detachable mode, and the operation is convenient when the main frames with different specifications and sizes need to be replaced; similarly, the traction main machine can be suitable for traction main machines of different brands only by replacing the traction machine fixing plate matched with the traction main machine, and the universality and interchangeability of the main frame are improved.
Drawings
FIG. 1 is a first schematic diagram of the present invention.
FIG. 2 is a second schematic of the present invention.
Fig. 3 is a schematic view of the main frame of the present invention.
Fig. 4 is a schematic view of the counterweight housing in the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
The technical scheme of the specific implementation of the invention is as follows:
as shown in fig. 1 to 4, the traction system of the energy-saving freight elevator has a traction ratio of 4:1, and comprises a traction frame, a traction machine 1, a counterweight housing 2 and a traction rope 3;
the traction machine frame comprises a bearing beam arranged in the hoistway and positioned above the machine room ground 100, and a main frame 4, a car guide wheel and a car rope hitch plate which are arranged on the bearing beam; the elevator car guide pulley is positioned between the main frame 4 and the elevator car rope hitch plate, the main frame 4 is detachably fixed at the top of the bearing beam, the main frame 4 is of a rectangular frame structure, the main frame 4 comprises a first frame 5, a second frame 6, a third frame 7 and a fourth frame 8 which are sequentially connected end to end, a tractor fixing plate 9 is arranged on the first frame 5, the tractor 1 is installed on the tractor fixing plate 9, the output end of the tractor 1 is connected with a traction sheave 10, a counterweight guide pulley 11 is arranged on the second frame 6, the axis of the counterweight guide pulley 11 is perpendicular to the axis of the traction sheave 10, and a counterweight rope hitch plate 12 is arranged on the third frame 7;
the counterweight frame 2 is arranged in the hoistway and is positioned below a machine room ground 100, the counterweight frame 2 comprises an upper beam 13, a lower beam 14 and a vertical beam assembly, a counterweight diversion sheave assembly is arranged in the middle of the bottom of the upper beam 13, the counterweight diversion sheave assembly is of a double-wheel structure and comprises a first counterweight diversion sheave 15 and a second counterweight diversion sheave 16, the axis of the first counterweight diversion sheave 15 is coincident with the axis of the second counterweight diversion sheave 16, the axis of the first counterweight diversion sheave 15 is parallel to the horizontal center line of the counterweight frame 2, and the axis of the first counterweight diversion sheave 15 is parallel to the axis of the traction wheel 10;
the hoisting rope 3 is wound on the hoisting wheel 10, and one end of the hoisting rope 3 is connected to the counterweight rope hitch plate 12 after sequentially passing around the first counterweight diversion sheave 15, the counterweight guide sheave 11 and the second counterweight diversion sheave 16.
The wrap angle of the traction rope 3 on the traction sheave 10 is 180 degrees.
The first counterweight sheave 15 and the second counterweight sheave 16 are mounted on the upper beam 13 via brackets, on which a rope guard 17 is provided.
The bracket comprises two parallel channel steels 18, and notches of the two channel steels 18 are arranged in a back-to-back mode.
The vertical beam assembly comprises three vertical beams 19 which are arranged at equal intervals, a containing cavity for containing the balancing weight is formed between every two adjacent vertical beams 19, a pressing rod 20 is arranged in the containing cavity, and the pressing rod 20 is obliquely connected between the two vertical beams 19.
Two bumpers 21 are symmetrically connected to the bottom of the lower beam 14.
The invention has the advantages and beneficial effects that: the energy-saving freight elevator traction system is improved by the layout and the structure of the counterweight diversion sheave, and the counterweight diversion sheave assembly is arranged at the middle position of the bottom of the upper beam 13 of the counterweight frame 2 in a matching way, so that the length dimension (the dimension in the depth direction of a shaft) of the counterweight frame 2 is favorably reduced, the requirement on the depth of the shaft is reduced, and the condition that a car with a through door and the elevator with the smaller depth dimension of the shaft are adopted. In addition, the counterweight suspension steel wire rope and the counterweight center under the traction machine 1 are deviated from the radius of the rope wheel through the diversion rope wheel which is vertical to the upper beam 13 of the counterweight frame 2, so that the distance between the counterweight suspension steel wire rope and the elevator car rope wheel is reduced, a machine frame guide wheel does not need to be arranged under the traction machine 1 or the size of the traction wheel 10 does not need to be increased, the wrap angle of the traction rope 3 on the traction wheel 10 can reach 180 degrees, the traction machine 1 can exert the maximum energy efficiency, and the purposes of simplifying the structure and reducing the cost can be achieved.
In addition, the bearing beam and the main frame 4 are integrally designed, and the counterweight rope hitch plate 12 and the counterweight guide wheel 11 are integrated with the main frame 4, so that the overall structure of the traction frame is compact, the field installation workload can be effectively reduced, and the field installation difficulty is reduced. In addition, the main frame 4 is detachably fixed on the bearing beam, so that the operation is convenient when the main frames 4 with different specifications and sizes need to be replaced; similarly, only the traction machine fixing plate 9 matched with the traction main machine needs to be replaced, the traction main machine can be suitable for traction main machines of different brands and specifications, and the universality and interchangeability of the main frame 4 are improved.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. An energy-saving freight elevator traction system is characterized in that the traction ratio of the traction system is 4:1, and the traction system comprises a traction frame, a traction machine, a counterweight housing and a traction rope;
the traction machine frame comprises a bearing beam arranged in the hoistway and positioned above the ground of the machine room, and a main frame, a car guide wheel and a car rope hitch plate which are arranged on the bearing beam; the elevator car guide wheel is positioned between the main frame and the elevator car rope hitch plate, the main frame is detachably fixed at the top of the bearing beam, the main frame is of a rectangular frame structure and comprises a first frame, a second frame, a third frame and a fourth frame which are sequentially connected end to end, a tractor fixing plate is arranged on the first frame, the tractor is arranged on the tractor fixing plate, the output end of the tractor is connected with a traction wheel, a counterweight guide wheel is arranged on the second frame, the axis of the counterweight guide wheel is perpendicular to the axis of the traction wheel, and a counterweight rope hitch plate is arranged on the third frame;
the counterweight frame is arranged in the hoistway and is positioned below the ground of the machine room, the counterweight frame comprises an upper beam, a lower beam and a vertical beam assembly, a counterweight diversion sheave assembly is arranged in the middle of the bottom of the upper beam, the counterweight diversion sheave assembly is of a double-wheel structure, the counterweight diversion sheave assembly comprises a first counterweight diversion sheave and a second counterweight diversion sheave, the axis of the first counterweight diversion sheave is coincident with the axis of the second counterweight diversion sheave, the axis of the first counterweight diversion sheave is parallel to the horizontal central line of the counterweight frame, and the axis of the first counterweight diversion sheave is parallel to the axis of the traction wheel;
the traction rope is wound on the traction wheel, and one end of the traction rope is connected to the counterweight rope hitch plate after sequentially winding the first counterweight diversion sheave, the counterweight guide wheel and the second counterweight diversion sheave.
2. The energy-saving cargo elevator traction system according to claim 1, wherein the wrap angle of the traction rope on the traction sheave is 180 degrees.
3. The traction system for an energy-saving cargo elevator as recited in claim 2, wherein the first and second counterweight sheave are mounted to the upper beam by a bracket, respectively, and a rope stopper is provided on the bracket.
4. The energy efficient freight elevator traction system as defined in claim 3, wherein the bracket comprises two parallel channels with their notches facing away from each other.
5. The traction system of energy-saving cargo elevator as recited in claim 4, wherein the vertical beam assembly comprises three vertical beams arranged at equal intervals, a containing cavity for placing the counterweight is formed between two adjacent vertical beams, and a pressure rod is arranged in the containing cavity and connected between the two vertical beams in an inclined manner.
6. The energy saving cargo elevator traction system according to claim 5, wherein two buffers are symmetrically attached to the bottom of the lower beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111360136.XA CN113928959A (en) | 2021-11-17 | 2021-11-17 | Energy-saving freight elevator traction system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111360136.XA CN113928959A (en) | 2021-11-17 | 2021-11-17 | Energy-saving freight elevator traction system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113928959A true CN113928959A (en) | 2022-01-14 |
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ID=79287032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111360136.XA Pending CN113928959A (en) | 2021-11-17 | 2021-11-17 | Energy-saving freight elevator traction system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113928959A (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102862894A (en) * | 2012-09-29 | 2013-01-09 | 苏州新里程电控系统有限公司 | Elevator rack |
| CN106276546A (en) * | 2016-10-09 | 2017-01-04 | 德森克电梯（中国）有限公司 | A kind of emergency staircase |
| CN207671498U (en) * | 2017-12-27 | 2018-07-31 | 西继迅达（许昌）电梯有限公司 | Novel and multifunctional rack |
| JP2018118841A (en) * | 2017-01-27 | 2018-08-02 | 三菱電機ビルテクノサービス株式会社 | Temporary enclosure for elevator and mounting method of temporary enclosure for elevator |
| CN109626176A (en) * | 2018-12-20 | 2019-04-16 | 菱王电梯股份有限公司 | The tracting structure of 12 to 1 cargo lifts |
| CN110790114A (en) * | 2019-12-09 | 2020-02-14 | 巨立电梯股份有限公司 | Elevator machine room arrangement structure and elevator system |
| CN110884985A (en) * | 2019-12-03 | 2020-03-17 | 辛格林电梯（中国）有限公司 | Large-load goods elevator |
| CN111439657A (en) * | 2020-05-18 | 2020-07-24 | 菱王电梯股份有限公司 | 12: 1 traction structure for heavy-load goods elevator |
| CN211169445U (en) * | 2019-11-27 | 2020-08-04 | 杭州西奥电梯有限公司 | Traction system of long and narrow medical elevator |
| CN212127186U (en) * | 2020-10-28 | 2020-12-11 | 菱王电梯股份有限公司 | 4 than 1 does not have auxiliary girder integral type elevator structure |
| CN213569028U (en) * | 2020-11-06 | 2021-06-29 | 浙江联合电梯有限公司 | Traction type 4: 1 small machine room freight elevator |
| CN214399455U (en) * | 2021-02-05 | 2021-10-15 | 菱王电梯有限公司 | 6 than 1 tow structure and elevator |
| CN214422057U (en) * | 2021-02-05 | 2021-10-19 | 菱王电梯有限公司 | 6 than 1 and tow elevator that structure is S type distribution |
-
2021
- 2021-11-17 CN CN202111360136.XA patent/CN113928959A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102862894A (en) * | 2012-09-29 | 2013-01-09 | 苏州新里程电控系统有限公司 | Elevator rack |
| CN106276546A (en) * | 2016-10-09 | 2017-01-04 | 德森克电梯（中国）有限公司 | A kind of emergency staircase |
| JP2018118841A (en) * | 2017-01-27 | 2018-08-02 | 三菱電機ビルテクノサービス株式会社 | Temporary enclosure for elevator and mounting method of temporary enclosure for elevator |
| CN207671498U (en) * | 2017-12-27 | 2018-07-31 | 西继迅达（许昌）电梯有限公司 | Novel and multifunctional rack |
| CN109626176A (en) * | 2018-12-20 | 2019-04-16 | 菱王电梯股份有限公司 | The tracting structure of 12 to 1 cargo lifts |
| CN211169445U (en) * | 2019-11-27 | 2020-08-04 | 杭州西奥电梯有限公司 | Traction system of long and narrow medical elevator |
| CN110884985A (en) * | 2019-12-03 | 2020-03-17 | 辛格林电梯（中国）有限公司 | Large-load goods elevator |
| CN110790114A (en) * | 2019-12-09 | 2020-02-14 | 巨立电梯股份有限公司 | Elevator machine room arrangement structure and elevator system |
| CN111439657A (en) * | 2020-05-18 | 2020-07-24 | 菱王电梯股份有限公司 | 12: 1 traction structure for heavy-load goods elevator |
| CN212127186U (en) * | 2020-10-28 | 2020-12-11 | 菱王电梯股份有限公司 | 4 than 1 does not have auxiliary girder integral type elevator structure |
| CN213569028U (en) * | 2020-11-06 | 2021-06-29 | 浙江联合电梯有限公司 | Traction type 4: 1 small machine room freight elevator |
| CN214399455U (en) * | 2021-02-05 | 2021-10-15 | 菱王电梯有限公司 | 6 than 1 tow structure and elevator |
| CN214422057U (en) * | 2021-02-05 | 2021-10-19 | 菱王电梯有限公司 | 6 than 1 and tow elevator that structure is S type distribution |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220114 |