CN101311098A - Elevator device - Google Patents
Elevator device Download PDFInfo
- Publication number
- CN101311098A CN101311098A CNA2008101091657A CN200810109165A CN101311098A CN 101311098 A CN101311098 A CN 101311098A CN A2008101091657 A CNA2008101091657 A CN A2008101091657A CN 200810109165 A CN200810109165 A CN 200810109165A CN 101311098 A CN101311098 A CN 101311098A
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- Prior art keywords
- hoist cable
- hanging hook
- pipe
- bolt
- balance
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Abstract
The invention provides an elevator device. A suspended structure of a balance sling adopted according to the elevator device can reduce the largest pull acted on a fixed bolt for fixing the sling suspended brackets on a lower frame. In the invention, the sling suspended brackets (18, 20) of suspended balance slings (14, 14A, 14B) are fixed on the upper side of a lower frame (11) through fixed bolts (B1-B4). Through adopting the structure, the fixed position of the fixed bolts (B1, B3) at the side of the balance slings is used as a pivot, and the pull is on the fixed bolts (B2, B4) at one side away from the balance slings. Therefore, most weight of the balance slings (14, 14A, 14B) is supported by the lower frame (11) at the pivot, thereby reducing the pull acted on the fixed bolts away from the balance slings.
Description
Technical field
The present invention relates to a kind of lift facility, especially relate to a kind of its balance hoist cable (Fishing closes い ロ one プ) that is configured to and suspend the lift facility that gets off from the bottom of lift car in midair.
Background technology
In the ordinary course of things, be configured to the balance hoist cable suspends the lift facility that gets off in midair from the bottom of lift car structure as shown in Figure 1 to Figure 3.
That is to say, lift facility mainly has the lift car 3 that carries out lifting by being laid on guide rail (guiderail) 2 guiding in the hoist trunk 1 and bob-weight 4, lift car and bob-weight is connected into the main hoist cable 5 and the winch 6 of well-bucket shape, this winch is arranged on the top of hoist trunk 1, is used for main hoist cable 5 wound thereon is driven.
In addition, roughly between the centre portion of the short transverse of the bottom of described lift car 3 and hoist trunk 1 is provided with and sends signal and from the flow wire 13 of power supplies such as its received signal and the various actuating devices in lift car in lift car 3.
In addition, winch 6 when being positioned at top 15HF shown in Figure 1 and be suspended in the difference of length of main hoist cable 5 of both sides and the winch 6 when being positioned at bottom 15LF shown in Figure 2 and the missionary society of length that is suspended in the main hoist cable 5 of both sides makes weight produce overbalance via lift car 3 via lift car 3, therefore, balance hoist cable 14 is arranged to suspend in midair from the bottom of lift car 3, and be connected the bottom of bob-weight 4, offset the weight overbalance of main hoist cable 5 with this.
The overhung construction of this balance hoist cable 14 as shown in Figure 3, by the cross section be a pair of shaped steel 11a of コ word shape, the bottom of lower frame 11 that 11b constitutes, by bolt of rear end plate b1, b2 length is fixed greater than the hoist cable pipe-hanging hook 16 at interval between shaped steel 11a, the 11b, and balance hoist cable 14 is suspended in the fore-end that stretches out from the lower frame 11 of hoist cable pipe-hanging hook 16 by hoist cable holding element 17.
In addition, correlation technique shown in patent documentation 1, is a known technology for example.
Patent documentation 1: TOHKEMY 2001-139239 communique
Overhung construction according to above-mentioned balance hoist cable 14, aspect the maximum pull that acts on bolt of rear end plate b1, the b2, when lift car 3 is positioned at top 15HF shown in Figure 1, the weight of balance hoist cable 14 acts on the application force maximum on these bolts, therefore, must be with the diameter of bolt of rear end plate b1, b2, especially the diameter of the bolt of rear end plate b1 of balance hoist cable 14 sides is designed to be able to bear the pulling force of above-mentioned maximum.
In addition, the maximum pull that acts on the bolt of rear end plate b1 is set at R1, the maximum weight of balance hoist cable 14 is set at W, be set at L1 with being fixed on the shaped steel 11a of lower frame 11 and the bolt of rear end plate b1 on the 11b and the interval between the b2, when the size till will the suspension point from bolt of rear end plate b1 to balance hoist cable 14 was set at L2, the maximum pull R1 that acts on the bolt of rear end plate b1 satisfied:
R1＝W×(L1+L2)/L1…(1)。
In recent years, because the building further develops towards high stratification, the trend of further lengthening has also appearred in the stroke of hoist trunk, thereby makes the weight W and the also corresponding increase of maximum pull R1 of balance hoist cable 14.
Therefore,, comprise the diameter of bolt of rear end plate, need to increase the size of bolt of rear end plate b1 in order to bear maximum pull R1.; after the size of bolt of rear end plate b1 increases; need correspondingly increase to be positioned near shaped steel 11a, the 11b of the lower frame 11 of bolt part and the size of hoist cable pipe-hanging hook 16; like this; not only can hinder the normalisation of member, increase but also can increase the weight that causes lift car 3 because of the size of each member.
Summary of the invention
The object of the present invention is to provide a kind of lift facility,, can reduce to act on that the hoist cable pipe-hanging hook is fixed to maximum pull on the bolt of rear end plate of lower frame according to the overhung construction of the balance hoist cable that this lift facility adopted.
To achieve these goals, in the present invention, the hoist cable pipe-hanging hook that will suspend the balance hoist cable in midair by bolt of rear end plate is fixed on the upside of lower frame.
So, by the hoist cable pipe-hanging hook being fixed on the upside of lower frame, pulling force is that point action is on the bolt of rear end plate away from this side of balance hoist cable with the fixed position of the bolt of rear end plate of balance hoist cable side.Its result, the weight of the overwhelming majority of balance hoist cable is born by the lower frame at described position of the fulcrum place, therefore can reduce the pulling force that acts on away from the bolt of rear end plate of this side of balance hoist cable.
According to the present invention of above explanation, can access a kind of lift facility, according to the overhung construction of the balance hoist cable that this lift facility adopted, can reduce to act on that the hoist cable pipe-hanging hook is fixed on maximum pull on the bolt of rear end plate on the lower frame.
Description of drawings
Fig. 1 is that the lift car of existing lift facility is positioned at the longitudinal cross-section scheme drawing when top.
Fig. 2 is the longitudinal cross-section scheme drawing of the lift car of existing lift facility when being positioned at the bottom.
Fig. 3 is the front elevation of overhung construction of the balance hoist cable of existing lift facility.
Fig. 4 and Fig. 3 are suitable, represent the embodiment of overhung construction of the balance hoist cable structure of lift facility of the present invention.
Fig. 5 is the front elevation of presentation graphs 4 variation.
Fig. 6 is the enlarged drawing of the right flank of Fig. 5.
Fig. 7 is the front elevation of overhung construction of the balance hoist cable of the following row in the presentation graphs 5.
Nomenclature
The 1-hoist trunk; The 2-guide rail; The 3-lift car; The 4-bob-weight; 5-master's hoist cable; The 6-winch; The 7-car frame; The 8-cage; The 9-longitudinal framing; The 10-upper frame; The 11-lower frame; 11a, 11b-shaped steel; 12a, 12b-guiding device; The 13-flow wire; 14,14A, 14B-balance hoist cable; 15HF-is top; The 15LF-bottom; 16-hoist cable pipe-hanging hook; 17,21-hoist cable holding element; The 17H-through hole; Row's hoist cable pipe-hanging hook under the 18-; 18A, 18B-lower bracket; 19,19A, 19B-stand base; The last row of 20-hoist cable pipe-hanging hook; 20A, 20B-upper bracket; B1, B2, B3, B4-bolt of rear end plate.
The specific embodiment
Followingly one embodiment of lift facility of the present invention is described with reference to Fig. 4.And, because the basic structure of lift facility is with identical with Fig. 1 and structure shown in Figure 2, so no longer repeat specification, and only the overhung construction of balance hoist cable is described.
Hoist cable pipe-hanging hook 16 is arranged on the shaped steel 11a that constitutes lower frame 11 and be spaced from each other ground subtend setting, the top of 11b.At this moment, hoist cable pipe-hanging hook 16 is arranged to the distolateral outside that does not reach shaped steel 11a of one, and its another distolateral outside that reaches shaped steel 11b is extended also.
The hoist cable pipe-hanging hook 16 that so is provided with is fixed on shaped steel 11a, the 11b respectively by bolt of rear end plate B1, B2, and by hoist cable holding element 17 balance hoist cable 14 is suspended in the hoist cable pipe-hanging hook 16 that fixed reach the stretching out on the end of the shaped steel 11b outside.
By adopting said structure, be fulcrum with bolt of rear end plate B 1 part of the shaped steel 11b of balance hoist cable 14 sides, according to lever principle, the reaction force acts of the weight of balance hoist cable 14 is on the bolt of rear end plate B2 of the shaped steel 11a that is positioned at balance crane rope 14 opposition sides.Therefore, maximum pull acts on the bolt of rear end plate B2.
At this, be arranged to the suspension configurations of shown in Figure 3 balance hoist cable identical with weight etc. gap size, the size of hoist cable pipe-hanging hook 16 and the suspension point of balance hoist cable 14 of shaped steel 11a, the 11b of lower frame 11, so, to act on maximum pull on the bolt of rear end plate B2 this moment when being set at R2, then maximum pull R2 satisfies:
R2＝(W×L2)/L1(2)。
After above-mentioned (1) formula and (2) formula compared, the maximum pull R2 that can know present embodiment had reduced the cooresponding pulling force of maximum weight W with balance hoist cable 14.
Therefore, according to this form of implementation, there is no need to increase the diameter of bolt of rear end plate B1, B2, its result, there is no need to increase near shaped steel 11a, the 11b of the lower frame 11 of bolt part and the size of hoist cable pipe-hanging hook 16, thereby can use the parts of standard, and can avoid increasing because of each member increases the weight that causes lift car 3.
Followingly describe to the overhung construction of the variation shown in Figure 7 balance hoist cable of (being 5 in this form of implementation) when suspention is had many balance hoist cables according to Fig. 5.
In this variation, use bolt of rear end plate B1, B2, B3, B4 to be separately fixed at the shaped steel 11a of the コ word shape of formation lower frame 11, the upside of 11b respectively, make these supports be fixed into many rows as following row's hoist cable pipe-hanging hook 18 of the 1st pipe-hanging hook with as the row's of going up hoist cable pipe-hanging hook 20 of the 2nd pipe-hanging hook.
Following row's hoist cable pipe-hanging hook 18 is made of lower bracket 18A, the 18B of the pair of right and left of crossing over 2 shaped steel 11a, 11b settings, as above-mentioned embodiment as shown in Figure 4, by bolt of rear end plate B1, B2 this is fixed on shaped steel 11a, the 11b lower bracket 18A, 18B.Then, hoist cable holding element 17 is arranged between the end of lower bracket 18A, 18B with crossing over, and from this hoist cable holding element, 2 balance hoist cable 14A is suspended in midair.
On the other hand, last row's hoist cable pipe-hanging hook 20 also is made of upper bracket 20A, the 20B of pair of right and left, this upper bracket 20A, 20B are fixed on the stand base 19 (19A, 19B) of pair of right and left abreast by bolt of rear end plate, and this then is fixed on 2 shaped steel 11a, the 11b across ground by bolt of rear end plate B3, B4 stand base.Then, hoist cable holding element 21 is arranged between the end of upper bracket 20A, 20B with crossing over, and from this hoist cable holding element, 3 balance hoist cable 14B is suspended in midair.These 3 balance hoist cable 14B connect the through hole 17H on the hoist cable holding element 17 that is formed on down row and suspend in midair, and the same with the balance hoist cable 14A of described lower end, under suspending in midair from the shaped steel 11b of lower frame 11 in equally spaced position.
As mentioned above, be arranged on the shaped steel 11a of the コ word shape that constitutes lower frame 11, the upside of 11b by arranging hoist cable pipe-hanging hook 18 and last row's hoist cable pipe-hanging hook 20 down with the multi-row form, according to the reason identical with above-mentioned form of implementation, can reduce the maximum pull that acts on bolt of rear end plate B1, the B3, therefore the weight that simultaneously can also disperse 5 balance hoist cable 14A, 14B can further reduce the maximum pull that acts on bolt of rear end plate B1, the B3.
In addition, this variation is compared with described embodiment, increased the radical of balance hoist cable, and in the hoist trunk of long travel, carry out in the lift facility of lifting, even the radical of hoist cable is below 5, also can will arrange hoist cable pipe-hanging hook 18 and last row's hoist cable pipe-hanging hook 20 down and be arranged to many rows shown in this variation like that, reduce the maximum pull that acts on bolt of rear end plate B1, the B3 with this.
Claims (4)
1. lift facility, this lift facility is configured to be connected by main hoist cable the lift car and the bob-weight of lifting in the hoist trunk, the hoist cable pipe-hanging hook is fixed on the lower frame of the car frame that constitutes lift car by bolt, and the balance crane cable suspension is got off from this hoist cable pipe-hanging hook, it is characterized in that
Described lift facility is fixed on described hoist cable pipe-hanging hook with bolt on the position of upside of described lower frame.
2. lift facility as claimed in claim 1 is characterized in that,
This lift facility is configured to bolt a plurality of hoist cable pipe-hanging hooks are arranged on the position of the upside that how row is fixed on described lower frame, and many balance hoist cables are suspended in midair respectively from being arranged in each hoist cable pipe-hanging hook of multi-row.
3. lift facility as claimed in claim 1 is characterized in that,
This lift facility is configured to: described hoist cable pipe-hanging hook is made of the 1st pipe-hanging hook and the 2nd pipe-hanging hook, with bolt described the 1st pipe-hanging hook is fixed on the position of upside of described lower frame, and described the 2nd pipe-hanging hook is fixed on bolt across stand base on the position of upside of described lower frame, many balance hoist cables are suspended in midair by the 1st and the 2nd pipe-hanging hook respectively.
4. lift facility as claimed in claim 3 is characterized in that,
Suspend in midair from the position that separates same distance with described lower frame by many balance hoist cables of the described the 1st and the 2nd pipe-hanging hook suspention.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007-136835 | 2007-05-23 | ||
| JP2007136835 | 2007-05-23 | ||
| JP2007136835A JP5065766B2 (en) | 2007-05-23 | 2007-05-23 | Elevator equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101311098A true CN101311098A (en) | 2008-11-26 |
| CN101311098B CN101311098B (en) | 2011-04-20 |
Family
ID=40099957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101091657A Active CN101311098B (en) | 2007-05-23 | 2008-05-23 | Elevator device |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP5065766B2 (en) |
| CN (1) | CN101311098B (en) |
| HK (1) | HK1122263A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102219143A (en) * | 2011-05-31 | 2011-10-19 | 江南嘉捷电梯股份有限公司 | Weight compensation device on underframe of elevator carriage |
| CN104444710A (en) * | 2014-09-28 | 2015-03-25 | 苏州福沃斯电梯有限公司 | Elevator |
| CN108639883A (en) * | 2018-07-30 | 2018-10-12 | 沃克斯电梯（中国）有限公司 | The bistable magnetic swich and magnet mounting bracket used in deceleration of elevator |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010285277A (en) * | 2009-06-15 | 2010-12-24 | Toshiba Elevator Co Ltd | Live load detecting device of elevator |
| JP6404168B2 (en) * | 2015-04-02 | 2018-10-10 | 株式会社日立製作所 | Elevator equipment |
| CN115667115A (en) * | 2020-05-26 | 2023-01-31 | 株式会社日立制作所 | Elevator cage |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59162567U (en) * | 1984-03-23 | 1984-10-31 | 株式会社日立製作所 | Elevator balance rope device |
| JP2608185B2 (en) * | 1991-02-18 | 1997-05-07 | 三菱電機ビルテクノサービス株式会社 | Elevator balance weight device |
| JPH07228448A (en) * | 1994-02-17 | 1995-08-29 | Toshiba Corp | Compensating rope fitting structure for elevator |
| US20060266592A1 (en) * | 2003-06-20 | 2006-11-30 | Andes Monzon | Compact bedplate with integrated, accessible dead end hitches |
| JP2005162349A (en) * | 2003-11-28 | 2005-06-23 | Mitsubishi Electric Corp | Elevator car floor device |
-
2007
- 2007-05-23 JP JP2007136835A patent/JP5065766B2/en active Active
-
2008
- 2008-05-23 CN CN2008101091657A patent/CN101311098B/en active Active
-
2009
- 2009-03-20 HK HK09102693.7A patent/HK1122263A1/en not_active IP Right Cessation
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102219143A (en) * | 2011-05-31 | 2011-10-19 | 江南嘉捷电梯股份有限公司 | Weight compensation device on underframe of elevator carriage |
| CN104444710A (en) * | 2014-09-28 | 2015-03-25 | 苏州福沃斯电梯有限公司 | Elevator |
| CN108639883A (en) * | 2018-07-30 | 2018-10-12 | 沃克斯电梯（中国）有限公司 | The bistable magnetic swich and magnet mounting bracket used in deceleration of elevator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101311098B (en) | 2011-04-20 |
| JP5065766B2 (en) | 2012-11-07 |
| JP2008290828A (en) | 2008-12-04 |
| HK1122263A1 (en) | 2009-05-15 |
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