CN111960209A - Elevator shaft arrangement structure - Google Patents
Elevator shaft arrangement structure Download PDFInfo
- Publication number
- CN111960209A CN111960209A CN202010958627.3A CN202010958627A CN111960209A CN 111960209 A CN111960209 A CN 111960209A CN 202010958627 A CN202010958627 A CN 202010958627A CN 111960209 A CN111960209 A CN 111960209A
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- CN
- China
- Prior art keywords
- counterweight
- sliding block
- vertical sliding
- hoistway
- car
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- 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.)
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/0043—Devices enhancing safety during maintenance
- B66B5/005—Safety of maintenance personnel
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- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The invention discloses an elevator shaft arrangement structure, which comprises an elevator shaft and a mechanical stopping device, wherein two partition plates are arranged in the elevator shaft, the two partition plates divide the inner space of the elevator shaft into a car shaft, a first counterweight shaft and a second counterweight shaft, and the first counterweight shaft and the second counterweight shaft are respectively positioned at two sides of the car shaft; the mechanical stopping device comprises a driving motor and two stopping assemblies respectively arranged on the two partition plates, the stopping assemblies comprise safety baffles arranged on the partition plates, and the driving motor is used for driving the safety baffles of the two stopping assemblies to turn into a horizontal state. The elevator shaft arrangement structure is reasonable in structure, and the safety of maintenance personnel can be effectively guaranteed by arranging the mechanical stopping device.
Description
Technical Field
The invention relates to an elevator shaft arrangement structure.
Background
Along with the improvement of living conditions, the demand of household elevators is continuously increased, and meanwhile, the requirements of people on the elevators are higher and higher, and the requirements on the symmetry of elevator layout and the stability and comfort of elevator operation are increasingly strict. The double-pair re-arrangement structure can effectively improve the symmetry and the running stability of the elevator, but the utilization rate of the building space is considered, and the shaft arrangement structure of the household elevator generally has only a shallow pit or no pit, so that when maintenance personnel carry out maintenance work in the lower space of the elevator car, potential safety hazards can be brought to the maintenance personnel, and the danger of being crushed by the elevator car exists.
Disclosure of Invention
The invention aims to provide an elevator shaft arrangement structure which is reasonable in structure and can effectively ensure the safety of maintenance personnel by arranging a mechanical stopping device.
In order to achieve the purpose, the technical scheme of the invention is to design an elevator shaft arrangement structure, which comprises an elevator shaft, a car and a counterweight component, wherein the car and the counterweight component are arranged in the elevator shaft; the counterweight assembly comprises a first counterweight and a second counterweight, and the first counterweight and the second counterweight are respectively connected with the car through ropes; the elevator shaft arrangement structure further comprises a mechanical stopping device and two partition plates, wherein the two partition plates are vertically arranged inside the elevator shaft, the two partition plates divide the inner space of the elevator shaft into a car shaft, a first counterweight shaft and a second counterweight shaft, the first counterweight shaft and the second counterweight shaft are respectively positioned at two sides of the car shaft, the car is positioned in the car shaft, the first counterweight shaft is positioned in the first counterweight shaft, and the second counterweight shaft is positioned in the second counterweight shaft; the mechanical stopping device comprises a driving motor and two stopping components respectively arranged on two partition plates, wherein a vertical sliding groove is arranged inside each partition plate, the bottom end of each vertical sliding groove penetrates through the bottom surface of each partition plate, each stopping component comprises an upper vertical sliding block, a lower vertical sliding block, a transverse sliding block, a safety baffle, a lead screw and a chain wheel, the upper vertical sliding block and the lower vertical sliding block are slidably arranged in the vertical sliding grooves, a vertical rod is connected between the upper vertical sliding block and the lower vertical sliding block and is connected with a toothed plate which is vertically arranged, an accommodating opening which is positioned between the upper vertical sliding block and the lower vertical sliding block is arranged on the side part, close to a lift car well, of each partition plate, the accommodating opening is communicated with the vertical sliding grooves, two connecting blocks are arranged on the top wall of the accommodating opening, a rotating shaft is arranged between the two connecting blocks, and, a first gear is arranged in the middle of the rotating shaft, a second gear is arranged between the first gear and the toothed plate and is respectively meshed with the first gear and the toothed plate, the safety baffle is vertically arranged in the accommodating opening, the top end of the safety baffle is connected with the rotating shaft, a first notch for avoiding the first gear is arranged on the safety baffle, the transverse sliding block is slidably connected with the bottom wall of the accommodating opening, a supporting plate is arranged at the top of the transverse sliding block and is attached to the inner side of the safety baffle, one end of the transverse sliding block extends into the vertical sliding groove, a driven inclined surface is arranged at the end part of the transverse sliding groove, a driving inclined surface corresponding to the driven inclined surface is arranged on the lower vertical sliding block, a spring mounting groove is arranged at the bottom of the transverse sliding block, a stop block positioned in the spring mounting groove is arranged on the bottom wall of the accommodating opening, and a return spring positioned at the inner side of the stop block is arranged, this reset spring is connected with the dog, the vertical setting of lead screw is in the below of vertical slider down, and the lead screw passes through the rotatable installation of bearing in vertical spout, the bottom of vertical slider is equipped with the swivel nut with lead screw threaded connection down, be equipped with the motor mounting groove on the diapire of elevator well, this motor mounting groove is located under one of them baffle, driving motor sets up in the motor mounting groove, and driving motor's output shaft and lead screw are connected, the sprocket sets up on the lead screw, and two it is connected with the driving chain to block between the sprocket of subassembly, be equipped with the through-hole that supplies the driving chain to pass on the baffle.
Preferably, the second gear is rotatably mounted in the vertical sliding groove through a bracket.
Preferably, the top end of the supporting plate is provided with a second notch for avoiding the first gear.
Preferably, the support plate is integrally connected with the lateral slider.
Preferably, a reinforcing rib is arranged between the supporting plate and the transverse sliding block.
The invention has the advantages and beneficial effects that: the elevator shaft arrangement structure is reasonable in structure, and safety of maintenance personnel can be effectively guaranteed by arranging the mechanical stopping device.
When maintenance personnel need to enter the space at the lower part of the lift car, the driving motor is controlled to rotate in a positive rotation mode, the driving motor drives the screw rod to rotate, chain wheels of the two stopping assemblies are connected through a transmission chain, so that the screw rod of one stopping assembly drives the screw rod of the other stopping assembly to rotate simultaneously after rotating, the screw rod drives the lower vertical sliding block, the vertical rod and the upper vertical sliding block to move upwards together through the screw sleeve after rotating, the toothed plate is driven to move upwards when the vertical rod moves upwards, the safety baffle is driven to turn upwards through the second gear and the first gear by the toothed plate, the transverse sliding block is driven to slide outwards through the matching of the driving inclined plane and the driven inclined plane and compress the return spring when the lower vertical sliding block moves upwards to the top end of the vertical sliding chute, the safety baffle is turned to a horizontal state and blocked below the lift car by the safety baffle, thereby prevent that the car from gliding and pressing the maintenance personnel to when safety shield upset to the horizontality, horizontal slider will drive the backup pad and outwards slide and target in place, and the backup pad top supports in safety shield's bottom side this moment, thereby improves safety shield's holding power, and then improves mechanical stopping device's reliability.
After the maintenance personnel work is accomplished and leaves the elevator well, control driving motor reversal operation, safety shield will overturn downwards this moment, horizontal slider then inwards slides under reset spring's elasticity restoring force effect, driving motor stall when safety shield overturns to vertical state, safety shield is located the accepting opening this moment, the backup pad then resets under the drive of horizontal slider, and the backup pad pastes and leans on in safety shield's inboard, thereby pack up safety shield and backup pad.
Drawings
FIG. 1 is a schematic of the present invention.
Fig. 2 is a schematic view of a mechanical stopping device in the present invention.
Fig. 3 is a schematic view of the safety barrier and the support plate of the present invention when retracted.
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, 2 and 3, an elevator shaft arrangement includes an elevator shaft, and a car 1 and a counterweight assembly disposed inside the elevator shaft; the counterweight assembly comprises a first counterweight and a second counterweight, and the first counterweight and the second counterweight are respectively connected with the car 1 through ropes; the elevator shaft arrangement further comprises a mechanical stopping device and two partition plates 2, wherein the two partition plates 2 are vertically arranged inside the elevator shaft, the two partition plates 2 divide the inner space of the elevator shaft into a car shaft 3, a first counterweight shaft 4 and a second counterweight shaft 5, the first counterweight shaft 4 and the second counterweight shaft 5 are respectively positioned at two sides of the car shaft 3, the car 1 is positioned in the car shaft 3, the first counterweight shaft 4 is positioned in the first counterweight shaft 4, and the second counterweight shaft 5 is positioned in the second counterweight shaft 5; the mechanical stopping device comprises a driving motor 6 and two stopping components respectively arranged on two partition boards 2, a vertical sliding groove 7 is arranged inside each partition board 2, the bottom end of each vertical sliding groove 7 penetrates through the bottom surface of each partition board 2, each stopping component comprises an upper vertical sliding block 8, a lower vertical sliding block 9, a transverse sliding block 10, a safety baffle 11, a lead screw 12 and a chain wheel 13, the upper vertical sliding block 8 and the lower vertical sliding block 8 are slidably arranged in the vertical sliding grooves 7, a vertical rod 14 is connected between the upper vertical sliding block 8 and the lower vertical sliding block 9, the vertical rod 14 is connected with a vertically arranged toothed plate 15, an accommodating opening 16 positioned between the upper vertical sliding block 8 and the lower vertical sliding block 9 is arranged on the side part of each partition board 2 close to the car well 3, the accommodating opening 16 is communicated with the vertical sliding grooves 7, and two connecting blocks 17 are arranged on the accommodating opening 16, a rotating shaft 18 is arranged between the two connecting blocks 17, two ends of the rotating shaft 18 are respectively rotatably connected with the two connecting blocks 17 through bearings, a first gear 19 is arranged in the middle of the rotating shaft 18, a second gear 20 is arranged between the first gear 19 and the toothed plate 15, the second gear 20 is respectively meshed with the first gear 19 and the toothed plate 15, the safety baffle 11 is vertically arranged in the accommodating opening 16, the top end of the safety baffle 11 is connected with the rotating shaft 18, a first notch 21 for avoiding the first gear 19 is arranged on the safety baffle 11, the transverse slider 10 is slidably connected with the bottom wall of the accommodating opening 16, a supporting plate 22 is arranged at the top of the transverse slider 10, the supporting plate 22 is attached to the inner side of the safety baffle 11, one end of the transverse slider 10 extends into the vertical sliding groove 7, a driven inclined surface 23 is arranged at the end of the transverse sliding groove 10, a driving inclined surface 24 corresponding to the driven inclined surface 23 is arranged on the lower vertical slider 9, the bottom of the transverse sliding block 10 is provided with a spring mounting groove, the bottom wall of the accommodating opening 16 is provided with a stop block 25 positioned in the spring mounting groove, the spring mounting groove is internally provided with a return spring 26 positioned at the inner side of the stop block 25, the return spring 26 is connected with the stop block 25, the screw rod 12 is vertically arranged below the lower vertical sliding block 9, the screw rod 12 is rotatably arranged in the vertical sliding groove 7 through a bearing, the bottom of the lower vertical sliding block 9 is provided with a screw sleeve 27 in threaded connection with the screw rod 12, the bottom wall of the elevator shaft is provided with a motor mounting groove 28, the motor mounting groove 28 is positioned under one of the partition plates 2, the driving motor 6 is arranged in the motor mounting groove 28, an output shaft of the driving motor 6 is connected with the screw rod 12, the chain wheel 13 is arranged on the screw rod 12, and a transmission chain 29 is connected between the chain, the partition board 2 is provided with a through hole 30 for the transmission chain 29 to pass through.
The second gear 20 is rotatably mounted in the vertical chute 7 by means of a bracket 31.
The top end of the support plate 22 is provided with a second notch 32 for avoiding the first gear 19.
The support plate 22 is integrally connected to the lateral slider 10.
And a reinforcing rib 33 is arranged between the supporting plate 22 and the transverse sliding block 10.
The invention has the advantages and beneficial effects that: the elevator shaft arrangement structure is reasonable in structure, and safety of maintenance personnel can be effectively guaranteed by arranging the mechanical stopping device.
When maintenance personnel need to enter the lower space of the car 1, the driving motor 6 is controlled to rotate in the positive rotation mode, the driving motor 6 drives the screw rod 12 to rotate, the chain wheels 13 of the two stopping assemblies are connected through the transmission chain 29, so that the screw rod 12 of one stopping assembly drives the screw rod 12 of the other stopping assembly to rotate simultaneously after rotating, the screw rod 12 drives the lower vertical sliding block 9, the vertical rod 14 and the upper vertical sliding block 8 to move upwards through the threaded sleeve 27 after rotating, the toothed plate 15 is driven to move upwards when the vertical rod 14 moves upwards, the safety baffle 11 is driven to turn upwards through the second gear 20 and the first gear 19 by the toothed plate 15, the transverse sliding block 10 is driven to slide outwards and compress the return spring 26 through the matching of the driving inclined plane 24 and the driven inclined plane 23 when the upper vertical sliding block 8 moves upwards to the top end of the vertical sliding chute 7, and the driving motor 6 stops operating, at this moment, the safety baffle 11 is turned to a horizontal state, and the safety baffle 11 blocks the lower part of the car 1, so that the car 1 is prevented from sliding downwards to crush maintenance personnel, and when the safety baffle 11 is turned to the horizontal state, the transverse sliding block 10 drives the supporting plate 22 to slide outwards to a proper position, and the supporting plate 22 abuts against the bottom side of the safety baffle 11, so that the supporting force of the safety baffle 11 is improved, and the reliability of the mechanical stopping device is improved.
After the maintenance personnel work is finished and leave the elevator shaft, the driving motor 6 is controlled to rotate reversely, the safety baffle 11 overturns downwards at the moment, the transverse sliding block 10 slides inwards under the action of the elastic restoring force of the return spring 26 until the safety baffle 11 overturns to the vertical state, the driving motor 6 stops running, the safety baffle 11 is positioned in the accommodating opening 16 at the moment, the support plate 22 resets under the driving of the transverse sliding block 10, and the support plate 22 is attached to the inner side of the safety baffle 11, so that the safety baffle 11 and the support plate 22 are folded.
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 (5)
1. An elevator hoistway arrangement structure comprises an elevator hoistway, a car and a counterweight component which are arranged in the elevator hoistway; the counterweight assembly comprises a first counterweight and a second counterweight, the first counterweight and the second counterweight are respectively connected with the car through ropes, and the elevator hoistway arrangement structure is characterized by further comprising a mechanical stopping device and two clapboards, the two clapboards are vertically arranged inside the elevator hoistway, the inner space of the elevator hoistway is divided into the car hoistway, a first counterweight hoistway and a second counterweight hoistway by the two clapboards, the first counterweight hoistway and the second counterweight hoistway are respectively positioned on two sides of the car hoistway, the car is positioned in the car hoistway, the first counterweight is positioned in the first counterweight hoistway, and the second counterweight is positioned in the second counterweight hoistway; the mechanical stopping device comprises a driving motor and two stopping components respectively arranged on two partition plates, wherein a vertical sliding groove is arranged inside each partition plate, the bottom end of each vertical sliding groove penetrates through the bottom surface of each partition plate, each stopping component comprises an upper vertical sliding block, a lower vertical sliding block, a transverse sliding block, a safety baffle, a lead screw and a chain wheel, the upper vertical sliding block and the lower vertical sliding block are slidably arranged in the vertical sliding grooves, a vertical rod is connected between the upper vertical sliding block and the lower vertical sliding block and is connected with a toothed plate which is vertically arranged, an accommodating opening which is positioned between the upper vertical sliding block and the lower vertical sliding block is arranged on the side part, close to a lift car well, of each partition plate, the accommodating opening is communicated with the vertical sliding grooves, two connecting blocks are arranged on the top wall of the accommodating opening, a rotating shaft is arranged between the two connecting blocks, and, a first gear is arranged in the middle of the rotating shaft, a second gear is arranged between the first gear and the toothed plate and is respectively meshed with the first gear and the toothed plate, the safety baffle is vertically arranged in the accommodating opening, the top end of the safety baffle is connected with the rotating shaft, a first notch for avoiding the first gear is arranged on the safety baffle, the transverse sliding block is slidably connected with the bottom wall of the accommodating opening, a supporting plate is arranged at the top of the transverse sliding block and is attached to the inner side of the safety baffle, one end of the transverse sliding block extends into the vertical sliding groove, a driven inclined surface is arranged at the end part of the transverse sliding groove, a driving inclined surface corresponding to the driven inclined surface is arranged on the lower vertical sliding block, a spring mounting groove is arranged at the bottom of the transverse sliding block, a stop block positioned in the spring mounting groove is arranged on the bottom wall of the accommodating opening, and a return spring positioned at the inner side of the stop block is arranged, this reset spring is connected with the dog, the vertical setting of lead screw is in the below of vertical slider down, and the lead screw passes through the rotatable installation of bearing in vertical spout, the bottom of vertical slider is equipped with the swivel nut with lead screw threaded connection down, be equipped with the motor mounting groove on the diapire of elevator well, this motor mounting groove is located under one of them baffle, driving motor sets up in the motor mounting groove, and driving motor's output shaft and lead screw are connected, the sprocket sets up on the lead screw, and two it is connected with the driving chain to block between the sprocket of subassembly, be equipped with the through-hole that supplies the driving chain to pass on the baffle.
2. The elevator hoistway arrangement of claim 1, wherein the second gear is rotatably mounted in a vertical chute by a bracket.
3. The elevator hoistway arrangement of claim 2, wherein a top end of the support plate is provided with a second notch for avoiding the first gear.
4. The elevator hoistway arrangement of claim 3, wherein the support plate is integrally connected with a lateral slider.
5. The elevator hoistway arrangement of claim 4, wherein a reinforcing rib is provided between the support plate and the lateral slider.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010958627.3A CN111960209B (en) | 2020-09-14 | 2020-09-14 | Elevator shaft arrangement structure |
| PCT/CN2020/128181 WO2022052291A1 (en) | 2020-09-14 | 2020-11-11 | Elevator hoistway arrangement structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010958627.3A CN111960209B (en) | 2020-09-14 | 2020-09-14 | Elevator shaft arrangement structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111960209A true CN111960209A (en) | 2020-11-20 |
| CN111960209B CN111960209B (en) | 2021-12-10 |
Family
ID=73393110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010958627.3A Active CN111960209B (en) | 2020-09-14 | 2020-09-14 | Elevator shaft arrangement structure |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN111960209B (en) |
| WO (1) | WO2022052291A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116648024B (en) * | 2023-05-25 | 2023-11-24 | 江苏舒茨测控设备股份有限公司 | Ship exhaust emission continuous monitoring system convenient to maintain |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013095571A (en) * | 2011-11-02 | 2013-05-20 | Hitachi Ltd | Elevator device |
| CN205652939U (en) * | 2016-04-06 | 2016-10-19 | 巨立电梯股份有限公司 | A protection device for preventing elevator falls |
| CN106395540A (en) * | 2016-12-22 | 2017-02-15 | 江苏工程职业技术学院 | Anti-falling system in elevator hoistway |
| CN208378116U (en) * | 2018-03-29 | 2019-01-15 | 邹嘉嘉 | Elevator pit overhauls protective device |
| CN209635667U (en) * | 2019-01-21 | 2019-11-15 | 北京联合通力电梯有限公司 | A kind of elevator pit maintenance protective device |
| CN209974024U (en) * | 2019-01-29 | 2020-01-21 | 北京瑛达源电梯有限公司 | Elevator overhauls prevents weighing down structure |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6478117B2 (en) * | 1998-10-30 | 2002-11-12 | Otis Elevator Company | Elevator system having governor positioned under controller in hoistway at top floor level |
-
2020
- 2020-09-14 CN CN202010958627.3A patent/CN111960209B/en active Active
- 2020-11-11 WO PCT/CN2020/128181 patent/WO2022052291A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013095571A (en) * | 2011-11-02 | 2013-05-20 | Hitachi Ltd | Elevator device |
| CN205652939U (en) * | 2016-04-06 | 2016-10-19 | 巨立电梯股份有限公司 | A protection device for preventing elevator falls |
| CN106395540A (en) * | 2016-12-22 | 2017-02-15 | 江苏工程职业技术学院 | Anti-falling system in elevator hoistway |
| CN208378116U (en) * | 2018-03-29 | 2019-01-15 | 邹嘉嘉 | Elevator pit overhauls protective device |
| CN209635667U (en) * | 2019-01-21 | 2019-11-15 | 北京联合通力电梯有限公司 | A kind of elevator pit maintenance protective device |
| CN209974024U (en) * | 2019-01-29 | 2020-01-21 | 北京瑛达源电梯有限公司 | Elevator overhauls prevents weighing down structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111960209B (en) | 2021-12-10 |
| WO2022052291A1 (en) | 2022-03-17 |
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Address after: 215000 group 1.3, taohuazhuang village, Zhenze Town, Wujiang District, Suzhou City, Jiangsu Province Patentee after: Meijia Zhixuan Elevator Co.,Ltd. Address before: 215000 group 1.3, taohuazhuang village, Zhenze Town, Wujiang District, Suzhou City, Jiangsu Province Patentee before: SUZHOU MIKAE ELEVATOR CO.,LTD. |
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