CN203781584U - Hinge-type carriage top guardrail - Google Patents
Hinge-type carriage top guardrail Download PDFInfo
- Publication number
- CN203781584U CN203781584U CN201420047006.XU CN201420047006U CN203781584U CN 203781584 U CN203781584 U CN 203781584U CN 201420047006 U CN201420047006 U CN 201420047006U CN 203781584 U CN203781584 U CN 203781584U
- Authority
- CN
- China
- Prior art keywords
- guardrail
- hinge
- car top
- type car
- top guard
- Prior art date
- 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.)
- Expired - Fee Related
Links
- 230000000903 blocking effect Effects 0.000 claims description 8
- 230000001960 triggered effect Effects 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Abstract
The utility model provides a hinge-type carriage top guard rail. The hinge-type carriage top guardrail comprises a lower guardrail and an upper guardrail, which are sequentially arranged from bottom to top, wherein the lower guardrail is fixed on a carriage top, the lower end of the upper guardrail is connected with the upper end of the lower guardrail in a rotating manner, and a locking device is also arranged between the lower guardrail and the upper guardrail; the hinge-type carriage top guardrail has an unfolding state and a folding state, the upper guardrail is vertically arranged above the lower guardrail along the height direction at the unfolding state, and the upper guardrail is connected with the lower guardrail in a locking manner through the locking device; at the folding state, the upper guardrail is folded on the side surface of the lower guardrail after being reversed downwards along the height direction. Compared with the prior art, the hinge-type carriage top guardrail stays at the folding state when an elevator is in normal running, the height is low, so that a sufficient distance between the carriage top and a host machine when a roomless elevator stops on the top floor can be guaranteed; when the elevator carriage top is in maintenance, the guardrail stays at the unfolding state, the overall height of the guardrail satisfies the standard requirement, and the safety of a maintainer is guaranteed.
Description
Technical field
The utility model relates to the top guardrail of lift car, especially a kind of hinge-type car top guard of capable of turnover folding.
Background technology
In the standard GB7588-2003 of the People's Republic of China (PRC) " elevator manufacture and installation safety standard ", 8.13.3.2 article of regulation: the free distance of considering guardrail handrail outer rim level, handrail height is: a) in the time that free distance is not more than 0.85m, should not be less than 0.70m; B), in the time that free distance is greater than 0.85m, should not be less than 1.10m.This standard specifies the height of elevator car top guardrail, is in order to ensure the safety of service personnel when the car top operation.But in Machineroom-less elevator system, when car top guard height is higher, when lift car is stopped at top layer, just there will be the distance situation less than normal between sedan-chair top and main frame, have potential safety hazard.
Summary of the invention
In view of this; the purpose of this utility model is to provide a kind of hinge-type car top guard of capable of turnover folding; this kind of guardrail can overturn folding reduction highly in the time that elevator normally moves; can guarantee that guardrail height meets the requirement of standard, ensures the safety at the service personnel of car top operation by turning unfolding at elevator again during in inspecting state.
In order to achieve the above object, the utility model provides a kind of hinge-type car top guard, it is characterized in that: comprise the lower guardrail and the upper guardrail that set gradually from bottom to up along short transverse, described lower guardrail is fixed on sedan-chair top, the lower end of described upper guardrail is connected rotatedly with the upper end of described lower guardrail, between described lower guardrail and described upper guardrail, is also provided with blocking device; Described hinge-type car top guard has deployed condition and rounding state, and under deployed condition, described upper guardrail is erected at the top of described lower guardrail along short transverse, and described upper guardrail is connected by described blocking device locking with described lower guardrail; Under rounding state, described upper guardrail draws the side at described lower guardrail in after short transverse upset downwards.
Preferably, the lower end of described upper guardrail and the lower end of described lower guardrail are rotationally connected by hinge.
Preferably, described blocking device is bolt device, it comprises and being fixedly connected with described lower guardrail and upwardly extending latch plate, the top of described latch plate is provided with movable latch, described upper guardrail is provided with the jack coordinating with described movable latch, and under deployed condition, described movable latch coordinates in the described jack of insertion.
More preferably, between described latch plate and described movable latch, be also connected with elastic component.After movable latch is inserted in jack, under elastic component application force compresses, be not easy to exit, guarantee that upper guardrail is locked.While manually extracting movable latch, movable latch can be extracted from jack after overcoming elastic component application force, upper guardrail can be folding along short transverse upset downwards.
In one embodiment, described elastic component is Compress Spring.
Wherein, be also provided with to control elevator and enter the approach switch of inspecting state on described latch plate, described hinge-type car top guard is under deployed condition time, and the side of described upper guardrail pushes against described approach switch, and described approach switch is triggered.In the time that upper guardrail upwards launches, approach switch is triggered, and elevator enters inspecting state automatically, avoids starting operation because maloperation makes elevator.
Because technique scheme is used, hinge-type car top guard of the present utility model compared with prior art has following advantages: in the time that elevator normally moves, upper guardrail is folded to rounding state along short transverse upset downwards, now car top guard whole height is lower, guarantee machine-roomless lift in the time that top layer is stopped between sedan-chair top and main frame spacing enough large; When needs overhaul or other whens operation at elevator car top, upper guardrail Unscrew in short transverse, guarantees that guardrail whole height meets the requirement of standard, ensures the safety at the service personnel of car top operation.
Brief description of the drawings
Fig. 1 is the front view of the utility model hinge-type car top guard in deployed condition.
Fig. 2 is the front view of the utility model hinge-type car top guard at folded state.
Fig. 3 is that A in Fig. 1 is to lateral plan.
Fig. 4 is the D portion enlarged drawing in Fig. 3.
Fig. 5 is that B-B in Fig. 3 is to generalized section.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is elaborated.
Refer to Fig. 1 to Fig. 5, a kind of hinge-type car top guard, comprises the lower guardrail 3 and the upper guardrail 1 that set gradually from bottom to up along short transverse, and it is upper that lower guardrail 3 is fixed on sedan-chair top, and the upper end of the lower end of upper guardrail 1 and lower guardrail 3 is connected rotatedly by hinge 2.
Between lower guardrail 3 and upper guardrail 1, be also provided with blocking device.Described blocking device is bolt device, and it comprises and being fixedly connected with lower guardrail 3 and upwardly extending latch plate 40, and the top of latch plate 40 is provided with movable latch 41, and upper guardrail 1 is provided with the jack coordinating with movable latch 41.Between latch plate 40 and movable latch 41, be also connected with Compress Spring 42.After in the jack of the upper guardrail 1 of movable latch 51 insertion, under the elastic acting force of Compress Spring 42 compresses, be not easy to exit, guarantee that upper guardrail 1 is locked.While manually extracting movable latch 41, after the elastic acting force of client's Compress Spring 42, movable latch 41 can be extracted from the jack of upper guardrail 1, upper guardrail 1 can be folding along short transverse upset downwards.
Refer to Fig. 1 and Fig. 2, described hinge-type car top guard has deployed condition and rounding state, under deployed condition, upper guardrail 1 is erected at the top of lower guardrail 3 along short transverse, the height of guardrail entirety can reach the requirement of GB7588-2003 " elevator manufacture with install safety standard ", ensures that staff overhauls or safety when other operations at elevator car top.Under deployed condition, movable latch 41 coordinates in the jack that inserts upper guardrail 1, and upper guardrail 1 is connected by described bolt device locking with lower guardrail 3; Under rounding state, upper guardrail 1 draws in the side of lower guardrail 3 after 180 ° of short transverse upsets downwards, and now the height of guardrail entirety reduces, and while guaranteeing that elevator normally operates in top layer and stops, sedan-chair top is enough large with the distance between main frame.
Refer to Fig. 3 to Fig. 5, be also provided with to control elevator and enter the approach switch 5 of inspecting state on latch plate 40, described hinge-type car top guard is under deployed condition time, and the side of upper guardrail 1 pushes against described approach switch 5, and approach switch 5 is triggered.In the time that upper guardrail 1 upwards launches, approach switch 5 is triggered, and elevator enters inspecting state automatically, avoids starting operation because maloperation makes elevator.
Above-described embodiment is only explanation technical conceive of the present utility model and feature; its object is to allow person skilled in the art can understand content of the present utility model and implement according to this; can not limit protection domain of the present utility model with this; all equivalences of doing according to the utility model Spirit Essence change or modify, within all should being encompassed in protection domain of the present utility model.
Claims (6)
1. a hinge-type car top guard, it is characterized in that: comprise the lower guardrail and the upper guardrail that set gradually from bottom to up along short transverse, described lower guardrail is fixed on sedan-chair top, the lower end of described upper guardrail is connected rotatedly with the upper end of described lower guardrail, between described lower guardrail and described upper guardrail, is also provided with blocking device; Described hinge-type car top guard has deployed condition and rounding state, and under deployed condition, described upper guardrail is erected at the top of described lower guardrail along short transverse, and described upper guardrail is connected by described blocking device locking with described lower guardrail; Under rounding state, described upper guardrail draws the side at described lower guardrail in after short transverse upset downwards.
2. a kind of hinge-type car top guard according to claim 1, is characterized in that: the lower end of described upper guardrail and the lower end of described lower guardrail are rotationally connected by hinge.
3. a kind of hinge-type car top guard according to claim 1, it is characterized in that: described blocking device is bolt device, it comprises and being fixedly connected with described lower guardrail and upwardly extending latch plate, the top of described latch plate is provided with movable latch, described upper guardrail is provided with the jack coordinating with described movable latch, and under deployed condition, described movable latch coordinates in the described jack of insertion.
4. a kind of hinge-type car top guard according to claim 3, is characterized in that: between described latch plate and described movable latch, be also connected with elastic component.
5. a kind of hinge-type car top guard according to claim 4, is characterized in that: described elastic component is Compress Spring.
6. a kind of hinge-type car top guard according to claim 3, it is characterized in that: the approach switch that is also provided with to control elevator on described latch plate and enters inspecting state, described hinge-type car top guard is under deployed condition time, the side of described upper guardrail pushes against described approach switch, and described approach switch is triggered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420047006.XU CN203781584U (en) | 2014-01-24 | 2014-01-24 | Hinge-type carriage top guardrail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420047006.XU CN203781584U (en) | 2014-01-24 | 2014-01-24 | Hinge-type carriage top guardrail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203781584U true CN203781584U (en) | 2014-08-20 |
Family
ID=51317793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420047006.XU Expired - Fee Related CN203781584U (en) | 2014-01-24 | 2014-01-24 | Hinge-type carriage top guardrail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203781584U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108750887A (en) * | 2018-07-16 | 2018-11-06 | 中山市鑫海精密制造科技有限公司 | A kind of elevator car top fence assembly |
| EP3541734B1 (en) | 2016-11-15 | 2023-03-22 | Inventio Ag | Elevator car |
| CN117446615A (en) * | 2023-12-25 | 2024-01-26 | 通用电梯股份有限公司 | Maintenance control method and structure of folding type car roof guardrail |
-
2014
- 2014-01-24 CN CN201420047006.XU patent/CN203781584U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3541734B1 (en) | 2016-11-15 | 2023-03-22 | Inventio Ag | Elevator car |
| CN108750887A (en) * | 2018-07-16 | 2018-11-06 | 中山市鑫海精密制造科技有限公司 | A kind of elevator car top fence assembly |
| CN117446615A (en) * | 2023-12-25 | 2024-01-26 | 通用电梯股份有限公司 | Maintenance control method and structure of folding type car roof guardrail |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180423 Address after: 215122 Suzhou Industrial Park, Suzhou Province, the only new road, No. 28, Jiangsu Patentee after: SJEC Corp. Address before: 718 No. 215122 Jiangsu Province, Suzhou City Industrial Park Fengting Avenue Patentee before: SUZHOU FUSHI ELEVATOR Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140820 |