CN209601901U - A kind of handrail drive chain detection device - Google Patents
A kind of handrail drive chain detection device Download PDFInfo
- Publication number
- CN209601901U CN209601901U CN201822260491.XU CN201822260491U CN209601901U CN 209601901 U CN209601901 U CN 209601901U CN 201822260491 U CN201822260491 U CN 201822260491U CN 209601901 U CN209601901 U CN 209601901U
- Authority
- CN
- China
- Prior art keywords
- detection device
- drive chain
- chain
- handrail drive
- sensor
- 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.)
- Active
Links
Abstract
The utility model relates to elevator detection device field, the utility model proposes handrail drive chain detection device, detection device is arranged inside escalator, and towards handrail drive chain, detection device includes sensor I and sensor II for the test side of detection device.The utility model provides that a kind of structure is simple, rapidly can clearly react the relaxation of drive chain of escalator or the handrail drive chain detection device of crack conditions；Solves the problems, such as the problem of existing handrail drive chain structure of the detecting device complexity causes installation inconvenient, also solves existing detection device delay of response.
Description
Technical field
The utility model relates to elevator detection device fields, and in particular to a kind of handrail drive chain detection of escalator
Device.
Background technique
The dress whether very deficient handrail drive chain that can detecte escalator is broken or relaxes currently on the market
It sets.When handrail drives chain relaxation, in staircase start-up course, step first starts operation, and handrail is just run after a period of time,
Step and handrail is caused to be unable to synchronous averaging.When handrail drive chain is broken, safety return circuit is quickly to detect
Whether it is broken to handrail drive chain, only after the speed of handrail is less than the detected value of step speed for a period of time,
Safety return circuit just will disconnect, so that staircase stops.However works as safety return circuit and detect that handrail drive chain disconnects, and then stop helping
In the operation of ladder, passenger very likely falls down or tread event.
In CN206486167U, one entitled " a kind of drive chain of escalator detection device " practical new is disclosed
Type, a kind of drive chain of escalator detection device, including the mounting base being set on moving staircase girders, which is characterized in that also
Including the first detection switch and the second detection switch that are set in the mounting base and it is rotatablely arranged at the mounting base
On lever；The end abutment of first lever arm of the lever is in drive chain of escalator；When the driving chain relaxation, institute
The second lever arm for stating lever rotates and triggers the first detection switch；When drive chain fracture, the second thick stick of the lever
Lever arm rotates and triggers the second detection switch.
Above-mentioned utility model patent there is also defect be: 1, structure of the detecting device is complicated, causes installation inconvenient；2, it examines
It surveys device and uses line style travel switch, reaction sensitivity is more slow.
Utility model content
The purpose of the utility model is to provide a kind of structure is simple, drive chain of escalator rapidly can be clearly reacted
Loose or crack conditions handrail drive chain detection devices；It is complicated to solve existing handrail drive chain structure of the detecting device
Lead to the problem of installing inconvenient problem, also solving existing detection device delay of response.
The utility model proposes a kind of handrail drive chain detection device, detection device be arranged inside escalator,
Towards handrail drive chain, detection device includes sensor I and sensor II for the test side of detection device.
The use principle of the utility model is, the utility model is mainly used in helping for escalator or moving sidewalk
The detection device whether hand strap drive chain is broken, is tensioned.Entire handrail drive chain in operation, if produce fracture or
Certain displacement can occur in original plane, deviate original operating track plane, helping automatically for person's tensioning, handrail drive chain
Terraced internal setting sensor, the test side of sensor is towards handrail drive chain, so that any position occurs for handrail drive chain
Offset is moved, alarm all can be quickly issued in the detection orientation of sensor, which is range sensor, can be sound wave class
Or light class range sensor.
A kind of line style travel switch of the utility model has the beneficial effect that the utility model provides a kind of structure letter
It is single, it rapidly can clearly react the relaxation of drive chain of escalator or the handrail drive chain detection device of crack conditions；Solution
The problem that existing handrail drive chain structure of the detecting device complexity of having determined causes installation inconvenient, also solves existing travel switch class
Detection device delay of response problem.Due to handrail drive chain once being broken or being tensioned, the test side of detection device face
Mouth will can't detect the side of handrail drive chain.It is reduced to setting detection handrail drive chain detection device and additional sets
Fixing piece is set, while the side for positioning handrail drive chain is also very accurate；It is also convenient for the installation or disassembly of detection device.Chain
Cover board support is connect by fastening assembly with crossbeam, and chain cover board support and handrail that detection device is installed are further limited
Relative displacement will not occur for drive chain side, lead to the generation of error signal, improve entire detection device detection handrail and drive
The warning message accuracy whether dynamic chain disconnects or be excessively tensioned.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of internal structure of handrail drive chain detection device of the utility model；
Fig. 2 is a kind of cross-sectional view of handrail drive chain detection device of A-A the utility model of Fig. 1；
Wherein: 1. main shafts；2. spindle sprocket；3. handrail drive sprocket；4. handrail drive shaft；5. detection device；6.
Handrail drive chain；7. sensor I；8. sensor II；9. chain upper cover plate；10. chain lower cover plate；11. chain cover plate support
Component；12. fastening assembly；13. chain cover board support；14. crossbeam.
Specific embodiment
A kind of handrail drive chain detection device of the utility model is made into one in the following with reference to the drawings and specific embodiments
The explanation of step.
As shown in Figure 1 and Figure 2, a kind of handrail drive chain detection device, including the driving of main shaft 1,1 sprocket wheel of main shaft, handrail
Sprocket wheel 3, handrail drive shaft 4, handrail drive chain 6 and detection device 5；Detection device 5 is arranged inside escalator, detection
Towards handrail drive chain 6, detection device 5 includes sensor I and sensor II 8 for the test side of device 5.
The use principle of the utility model is that the utility model is mainly used in escalator or moving sidewalk handrails
The detection device whether be broken with drive chain 6, being tensioned.Entire handrail drive chain 6 in operation, if produce fracture or
Person's tensioning, handrail drive chain 6 can occur certain displacement in original plane, deviate original operating track plane, automatic
Sensor is set inside staircase, the test side of sensor towards handrail drive chain 6 so that handrail drive chain 6 occur it is any
Displacement bias, all can in the detection orientation of sensor quickly issue alarm, the sensor be range sensor, can be sound
Wave class or light class range sensor.
A kind of line style travel switch of the utility model has the beneficial effect that the utility model provides a kind of structure letter
It is single, it rapidly can clearly react the relaxation of drive chain of escalator or the handrail drive chain detection device of crack conditions；Solution
The problem that existing handrail drive chain structure of the detecting device complexity of having determined causes installation inconvenient, also solves existing travel switch class
5 delay of response problem of detection device.
The side of the test side face handrail drive chain 6 of detection device 5.It is driven by sensor detection port face handrail
Its effect for reaching of the side of dynamic chain 6, than sensor detection port face handrail drive chain 6 its lap reaction speed more
Fastly, fracture or the tensioning state of handrail drive chain 6 are more easily detected.Due to handrail drive chain 6 once be broken or
Tensioning, the detection port of 5 face of detection device will can't detect the side of handrail drive chain 6.
Detection device 5 is fixed between chain upper cover plate 9 and chain lower cover plate 10 on chain cover board support 13.It is arranged in this way
Purpose be, first be reduced to setting detection handrail drive chain detection device and additional setting fixing piece, while positioning help
The side of hand strap drive chain 6 is also very accurate；Second is convenient for the installation or disassembly of detection device 5.
Sensor I 7 is arranged in chain cover board support 13 and 9 end of chain upper cover plate, the test side of sensor I 7 and handrail
The side of drive chain 6 is opposite, and sensor II 8 is arranged in chain cover board support 13 and 10 end of chain lower cover plate, the inspection of sensor II 8
It is opposite with the side of handrail drive chain 6 to survey end.Handrail drive chain 6 disconnects or the generation point of tensioning may be that handrail drives
Perhaps downside is individually arranged in 10 region of 9 region of chain upper cover plate or chain lower cover plate for the upside of dynamic chain 6, Ke Nengying
It rings to sensor I 7 or sensor II 8 and reacts timeliness, so being respectively arranged in chain upper cover plate 9 and 10 region of chain lower cover plate
One detection device 5, and then realize the working order for more efficiently reacting handrail drive chain 6.
Chain upper cover plate 9 and chain lower cover plate 10 are connected by chain cover board support component 11.Chain cover board support component
11 setting is to guarantee chain upper cover plate 9 and chain lower cover plate 10 when entire handrail live ladder operates, and will not generate opposite position
Variation is moved, and then does not interfere with the end face generation relative displacement that detection device 5 detects port face handrail drive chain 6, and
The error message early warning of generation.
Chain cover board support 13 is connect by fastening assembly 12 with crossbeam 14.Further limit the chain of the installation of detection device 5
Relative displacement will not occur for cover board support 13 and 6 side of handrail drive chain, lead to the generation of error signal, improve entire
Detection device 5 detects the warning message accuracy whether handrail drive chain 6 disconnects or be excessively tensioned.Fastening assembly 12 can be with
It is made of screw, nut.
The above is only the preferred embodiments of the utility model, are not intended to limit the utility model, for the skill of this field
For art personnel, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all
It is included within the scope of protection of this utility model.
Claims (6)
1. a kind of handrail drive chain detection device, which is characterized in that detection device (5) is arranged inside escalator, detection
The test side of device (5) includes sensor I (7) and sensor II (8) towards handrail drive chain (6), detection device (5).
2. a kind of handrail drive chain detection device as described in claim 1, it is characterised in that: the detection of detection device (5)
Rectify the side to handrail drive chain (6).
3. a kind of handrail drive chain detection device as claimed in claim 1 or 2, it is characterised in that: detection device (5) is fixed
Between chain upper cover plate (9) and chain lower cover plate (10) on chain cover board support (13).
4. a kind of handrail drive chain detection device as claimed in claim 3, it is characterised in that: sensor I (7) is arranged in chain
Cover board support (13) and chain upper cover plate (9) are held, the test side of sensor I (7) and the side phase of handrail drive chain (6)
Right, sensor II (8) setting is held in chain cover board support (13) and chain lower cover plate (10), the test side of sensor II (8) with
The side of handrail drive chain (6) is opposite.
5. a kind of handrail drive chain detection device as claimed in claim 4, it is characterised in that: chain upper cover plate (9) and chain
Lower cover plate (10) passes through chain cover board support component (11) and connects.
6. a kind of handrail drive chain detection device as claimed in claim 5, it is characterised in that: chain cover board support (13) is logical
Fastening assembly (12) is crossed to connect with crossbeam (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822260491.XU CN209601901U (en) | 2018-12-30 | 2018-12-30 | A kind of handrail drive chain detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822260491.XU CN209601901U (en) | 2018-12-30 | 2018-12-30 | A kind of handrail drive chain detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209601901U true CN209601901U (en) | 2019-11-08 |
Family
ID=68397947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822260491.XU Active CN209601901U (en) | 2018-12-30 | 2018-12-30 | A kind of handrail drive chain detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209601901U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116062594A (en) * | 2023-04-03 | 2023-05-05 | 菱王电梯有限公司 | Staircase and drive chain detection method, device, equipment and storage medium thereof |
-
2018
- 2018-12-30 CN CN201822260491.XU patent/CN209601901U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116062594A (en) * | 2023-04-03 | 2023-05-05 | 菱王电梯有限公司 | Staircase and drive chain detection method, device, equipment and storage medium thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10023440B2 (en) | System and method for measuring safety clearance between the steps and skirt panels of an escalator and positioning hidden dangers | |
| CN209601901U (en) | A kind of handrail drive chain detection device | |
| WO2015010392A1 (en) | Safety detection device of passenger conveying apparatus and implementation method thereof | |
| EP3401264A1 (en) | Automatic elevator counterweight inspection systems and methods | |
| JP2009078875A (en) | Device and method for diagnosing amount of slack in passenger conveyor chain | |
| CN109019280A (en) | Escalator operation quality determining method | |
| CN104340833B (en) | A kind of for escalator/moving sidewalk three road speed sync method of inspection | |
| CN202704785U (en) | Device for detecting synchronization of hand strap and steps of escalator | |
| CN107986125A (en) | Contactless three road speed sync detection device of escalator/pavement and method | |
| CN105600664B (en) | The detection method of automatic staircase handrail band speed | |
| CN109775545A (en) | Passenger conveyors | |
| CN201193178Y (en) | Safety device for hand rail belt entrance of moving staircase and automatic moving walkway | |
| CN104748708A (en) | Detection method for downward operation stopping distance and deceleration of escalator | |
| CN104176580B (en) | A kind of escalator and moving sidewalk stop characteristic detecting method and device | |
| CN204714260U (en) | A kind of elevator safety control system | |
| CN112551335A (en) | Escalator and step gap monitoring and early warning method thereof | |
| CN206033004U (en) | Handrail area of function tight pulley device that rises tests speed in area | |
| CN109132762B (en) | Intelligent emergency rescue device and rescue method for elevator without machine room | |
| CN204847736U (en) | Automatic double -phase tester of staircase moving walk | |
| CN220925998U (en) | Safety detection and alarm device for escalator | |
| CN104444672A (en) | Elevator braking performance detection system | |
| JP2609348B2 (en) | Measuring device for passenger conveyor | |
| CN103287823A (en) | Chain fault detecting method and sensor for side double-chain scraper conveyor | |
| JP5666492B2 (en) | Cleat breakage detection device for passenger conveyor and passenger conveyor | |
| CN110441534A (en) | Glycosylated hemoglobin detector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |