CN102910516A - Rotary car top guard - Google Patents
Rotary car top guard Download PDFInfo
- Publication number
- CN102910516A CN102910516A CN2012104473700A CN201210447370A CN102910516A CN 102910516 A CN102910516 A CN 102910516A CN 2012104473700 A CN2012104473700 A CN 2012104473700A CN 201210447370 A CN201210447370 A CN 201210447370A CN 102910516 A CN102910516 A CN 102910516A
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- Prior art keywords
- pair
- cross bar
- guard
- guardrail
- bar
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- Cage And Drive Apparatuses For Elevators (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention discloses a rotary car top guard. A vertical rod and a movable rod are arranged separately with one being above the other, so that the movable rod of the guard can rotate to drive a second cross rod to be folded to be coincident with a first cross rod, so that the height of the guard is lowered and the guard can be adapted to the condition that the space between a car top and a host is small when a machine-room-less elevator stops at a top floor and meets the arrangement condition that the space above the car top is small without influencing normal operation of a car. The movable rod of the guard can be opened to reach the place above the vertical rod through rotation, thus the height of the guard is increased to meet the requirement on the height of the guard in the standard; and a limit switch inhibits the elevator car from operating, thus the safety of a worker carrying out overhaul or other operations at the elevator car top is ensured.
Description
Technical field
The present invention relates to a kind of car top guard, be specifically related to a kind of revolving car top guard.
Background technology
In the prior art, for the safeguard work personnel overhaul or the safety of other operations at elevator car top, the height of car top guard must satisfy certain requirement, but the such height of car top guard can cause adapting to machine-roomless lift spacing situation less than normal between sedan-chair top and the main frame when top layer is stopped.
Summary of the invention
The purpose of this invention is to provide a kind of revolving car top guard, when elevator normally moves, car top guard can draw in short transverse, to adapt to machine-roomless lift spacing situation less than normal between sedan-chair top and the main frame when top layer is stopped, and need to overhaul or other whens operation at elevator car top, then car top guard can be opened on short transverse, to satisfy in the standard requirement to guardrail height.
For achieving the above object, the technical solution used in the present invention is: a kind of revolving car top guard, comprise that the bottom is fixed on the montant that is intervally arranged about a pair of on the described sedan-chair top, be fixedly installed on the first cross bar between a pair of described montant top, described revolving car top guard also comprises the portable bar that arranges about a pair of, the second cross bar that extends along the pole length direction of described the first cross bar, offer the chute that extends along its pole length direction on this second cross bar, the corresponding end of a pair of described portable bar respectively with the setting that rotates of the both ends of the top of described a pair of montant or described the first cross bar, the corresponding the other end of described a pair of portable bar can the pole length direction of described the second cross bar do mutually near or away from motion be arranged in the described chute, the rotational axis line homogeneous phase of described rotation setting be arranged in parallel, and all extend along fore-and-aft direction, described car top guard has open mode and rounding state, when described guardrail is in open mode, the major part of described a pair of portable bar all is positioned at the top of described a pair of montant, and described the second cross bar also is positioned at the top of described the first cross bar; When described guardrail is in rounding state, described a pair of portable bar, described the second cross bar overlap on the projecting plane that the fore-and-aft direction projection forms fully with described the first cross bar, described revolving car top guard also comprise can when described guardrail is in open mode, forbid elevator cage operation and when described guardrail is in rounding state the permission elevator cage operation limit switch, can be so that described guardrail stably be in the lockout mechanism of open mode or rounding state.
During implementation, all have locating dowel pin on the end of described a pair of portable bar, the locating dowel pin of described a pair of portable bar can do mutually near or away from motion be inserted in the described chute.
Because the utilization of technique scheme, the present invention compared with prior art has following advantages: this revolving car top guard, by up and down subsection setup montant and portable bar, so that can collapsing to the first cross bar with the second cross bar together by rotation, the portable bar of guardrail overlaps, to reduce guardrail height, thereby adapt to that machine-roomless lift sedan-chair when top layer is stopped pushes up and main frame between spacing situation less than normal, satisfy so the less deployment scenarios of sedan-chair top superjacent air space, do not affect car and normally move.The portable bar of guardrail can also be by the top of Unscrew to montant, improve guardrail height, to satisfy in the standard requirement for guardrail height, limit switch is forbidden elevator cage operation simultaneously, and safeguard work personnel overhaul or the safety of other operations at elevator car top.
Description of drawings
Fig. 1 is scheme drawing one of the present invention, and wherein guardrail is opened fully;
Fig. 2 is scheme drawing two of the present invention, and wherein guardrail is semi-open;
Fig. 3 is scheme drawing three of the present invention, and wherein guardrail draws in fully.
The specific embodiment
Further set forth structure of the present invention below in conjunction with accompanying drawing.
Shown in Fig. 1-3, a kind of revolving car top guard, comprise a pair of montant 1, a pair of portable bar 3, the first cross bar 2, the second cross bar 4, the limit switch (not shown), the lockout mechanism (not shown), in Fig. 1, a pair of montant about 1 is intervally arranged, equally, a pair of portable bar 3 is intervally arranged about also, the bottom of a pair of montant 1 all is fixed on the sedan-chair top, be fixedly installed the first cross bar 2 between the top of a pair of montant 1, the second cross bar 4 parallels setting with the first cross bar 2, offer the chute 5 that extends along its pole length direction on the second cross bar 4, the corresponding end (such as the bottom among Fig. 1 and 2) of a pair of portable bar 3 respectively with the both ends of the top of a pair of montant 1 or the first cross bar 2 by turning cylinder 7 setting that rotates, a pair of portable bar 3 corresponding the other end (such as the upper end among Fig. 1 and 2) are arranged in the chute 5, specifically, all has locating dowel pin 6 on the end of this a pair of portable bar 3, locating dowel pin 6 is inserted in the chute 5, like this by locating dowel pin 6 and cooperating of chute 5 a pair of portable bar 3 can do mutually near or remotely move along the pole length direction of the second cross bar 4, the turning cylinder 7 line of centers homogeneous phases of above-mentioned rotation setting be arranged in parallel, and all extend along fore-and-aft direction, a pair of like this portable bar 3 can move up and down with respect to a pair of montant 1, in chute 5, do simultaneously mutually close or remotely mobile, with the second cross bar also up-and-down movement, realize guardrail opening and drawing on short transverse.
In Fig. 1, guardrail is in full open position, the major part of a pair of portable bar 3 all is positioned at the top of a pair of montant 1, with a pair of montant 1, a pair of portable bar 3 is also vertically arranged, between left and right every setting, the second cross bar 4 also is positioned at the top of the first cross bar 2, this second cross bar 4 is between the top of a pair of portable bar 3, this moment, the height of guardrail was opened fully, carried out elevator car roof repair or the operation of other sedan-chairs top corresponding to needs, and the height of guardrail satisfies the requirement of standard, locking by lockout mechanism, it is stable to guarantee that guardrail is opened fully, and in addition, limit switch disconnects, so that lift car can't move, thereby ensure the staff's of inspection operation or other operations safety.And when the needs elevator normally moves, unlock lock mechanism 9, relatively be rotated down a pair of portable bar 3, such as Fig. 2, the bottom of a pair of portable bar 3 rotates with respect to montant 1, the upper end of a pair of portable bar 3 is done in the chute 5 of the second cross bar 4 mutually near must be mobile by locating dowel pin 6, realize a pair of portable bar 3, the downward gathering of the second cross bar 4, collapse to position shown in Figure 3, this moment, guardrail was in complete rounding state, a pair of portable bar 3 on the projecting plane that the fore-and-aft direction projection forms, the second cross bar 4 overlaps fully with the first cross bar 2, reduced like this height of guardrail, locking by lockout mechanism, realized the stable of guardrail rounding state, avoided mobile, limit switch remains closed simultaneously, allow lift car normally to move, the reduction of height after guardrail draws in like this so that car top guard can adapt to that machine-roomless lift sedan-chair when top layer is stopped pushes up and main frame between spacing situation less than normal.Here the way of realization of lockout mechanism is varied, the common structure that can adopt those skilled in the art to know, such as saying, lockout mechanism is arranged between montant 1 and the portable bar 3, adopt spring pin, open or draw in when putting in place at guardrail, insert montant and position with jack in the portable bar, structure stablizes when keeping guardrail to open fully or draw in fully; Otherwise, when the needs release, spring pin extracted from the jack of montant or portable bar get final product.
This revolving car top guard, by up and down segmentation, so that the guardrail upper semisection can draw in to overlapping with the first cross bar of lower semisection by rotation, reduce guardrail height, with adapt to that machine-roomless lift sedan-chair when top layer is stopped pushes up and main frame between spacing situation less than normal, thereby satisfy the less deployment scenarios of sedan-chair top superjacent air space, not affecting car normally moves, the guardrail upper semisection can also improve guardrail height by Unscrew to lower semisection top, to satisfy in the standard requirement for guardrail height.
Claims (2)
1. revolving car top guard, comprise that the bottom is fixed on the montant that is intervally arranged about a pair of on the described sedan-chair top, be fixedly installed on the first cross bar between a pair of described montant top, it is characterized in that: described revolving car top guard also comprises the portable bar that arranges about a pair of, the second cross bar that extends along the pole length direction of described the first cross bar, offer the chute that extends along its pole length direction on this second cross bar, the corresponding end of a pair of described portable bar respectively with the setting that rotates of the both ends of the top of described a pair of montant or described the first cross bar, the corresponding the other end of described a pair of portable bar can the pole length direction of described the second cross bar do mutually near or away from motion be arranged in the described chute, the rotational axis line homogeneous phase of described rotation setting be arranged in parallel, and all extend along fore-and-aft direction, described car top guard has open mode and rounding state, when described guardrail is in open mode, the major part of described a pair of portable bar all is positioned at the top of described a pair of montant, and described the second cross bar also is positioned at the top of described the first cross bar; When described guardrail is in rounding state, described a pair of portable bar, described the second cross bar overlap on the projecting plane that the fore-and-aft direction projection forms fully with described the first cross bar, described revolving car top guard also comprise can when described guardrail is in open mode, forbid elevator cage operation and when described guardrail is in rounding state the permission elevator cage operation limit switch, can be so that described guardrail stably be in the lockout mechanism of open mode or rounding state.
2. a kind of revolving car top guard according to claim 1 is characterized in that: all have locating dowel pin on the end of described a pair of portable bar, the locating dowel pin of described a pair of portable bar can do mutually near or away from motion be inserted in the described chute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210447370.0A CN102910516B (en) | 2012-11-09 | 2012-11-09 | Rotary car top guard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210447370.0A CN102910516B (en) | 2012-11-09 | 2012-11-09 | Rotary car top guard |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102910516A true CN102910516A (en) | 2013-02-06 |
| CN102910516B CN102910516B (en) | 2015-07-22 |
Family
ID=47609127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210447370.0A Active CN102910516B (en) | 2012-11-09 | 2012-11-09 | Rotary car top guard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102910516B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112678655A (en) * | 2020-12-31 | 2021-04-20 | 苏州江南嘉捷电梯有限公司 | Foldable car top guardrail that opens and shuts |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2276515Y (en) * | 1996-07-09 | 1998-03-18 | 李跃 | Electronic handrail turnning mechanism |
| NL1030867C2 (en) * | 2006-01-06 | 2007-07-09 | Melker B V De | Safety construction is for lift and comprises at least two uprights, at least one horizontal piece connected with uprights, devices for fixture of construction to lift cage, at least one bolting component for securing the construction |
| WO2008002300A1 (en) * | 2006-06-26 | 2008-01-03 | Otis Elevator Company | Retractable stop for maintaining overhead clearance above an elevator car |
| CN101472830A (en) * | 2006-06-30 | 2009-07-01 | 奥蒂斯电梯公司 | Elevator with shallow well delve and/or low roof cover |
| CN101602456A (en) * | 2009-07-03 | 2009-12-16 | 日立电梯（中国）有限公司 | A kind of elevator car roof protective device |
| CN101941622A (en) * | 2010-08-23 | 2011-01-12 | 苏州巨立电梯有限公司 | Intelligent guardrail positioned on car top of elevator |
| CN202897739U (en) * | 2012-11-09 | 2013-04-24 | 江南嘉捷电梯股份有限公司 | Rotating elevator top guardrail |
-
2012
- 2012-11-09 CN CN201210447370.0A patent/CN102910516B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2276515Y (en) * | 1996-07-09 | 1998-03-18 | 李跃 | Electronic handrail turnning mechanism |
| NL1030867C2 (en) * | 2006-01-06 | 2007-07-09 | Melker B V De | Safety construction is for lift and comprises at least two uprights, at least one horizontal piece connected with uprights, devices for fixture of construction to lift cage, at least one bolting component for securing the construction |
| WO2008002300A1 (en) * | 2006-06-26 | 2008-01-03 | Otis Elevator Company | Retractable stop for maintaining overhead clearance above an elevator car |
| CN101472830A (en) * | 2006-06-30 | 2009-07-01 | 奥蒂斯电梯公司 | Elevator with shallow well delve and/or low roof cover |
| CN101602456A (en) * | 2009-07-03 | 2009-12-16 | 日立电梯（中国）有限公司 | A kind of elevator car roof protective device |
| CN101941622A (en) * | 2010-08-23 | 2011-01-12 | 苏州巨立电梯有限公司 | Intelligent guardrail positioned on car top of elevator |
| CN202897739U (en) * | 2012-11-09 | 2013-04-24 | 江南嘉捷电梯股份有限公司 | Rotating elevator top guardrail |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112678655A (en) * | 2020-12-31 | 2021-04-20 | 苏州江南嘉捷电梯有限公司 | Foldable car top guardrail that opens and shuts |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102910516B (en) | 2015-07-22 |
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Effective date of registration: 20180428 Address after: 215122 28 Weixin Road, Suzhou Industrial Park, Suzhou, Jiangsu Patentee after: Jiangnan Jiajie Lift Co., Ltd., Jiangsu Address before: 215122 No. 718 Ting Ting Road, Suzhou Industrial Park, Jiangsu Patentee before: SJEC Corporation |
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