CN205257750U - Protection device of escalator - Google Patents
Protection device of escalator Download PDFInfo
- Publication number
- CN205257750U CN205257750U CN201521142695.3U CN201521142695U CN205257750U CN 205257750 U CN205257750 U CN 205257750U CN 201521142695 U CN201521142695 U CN 201521142695U CN 205257750 U CN205257750 U CN 205257750U
- Authority
- CN
- China
- Prior art keywords
- switch
- escalator
- fork
- switch lever
- rotating shaft
- 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
Landscapes
- Escalators And Moving Walkways (AREA)
Abstract
The utility model discloses a protection device of escalator, including automatic escalator entry footboard, be equipped with dismantled and assembled service panel on the entry footboard, be equipped with the support of fixed footboard below the entry footboard, be equipped with on the support that automatic escalator stops moving protection switch when service panel drops, protection switch includes pivot and the switch terminal of being connected with the power, the pivot radially is equipped with and is used for driving that automatic escalator moving driving motor power cord is connected and when contact with the switch terminal working switch lever of driving motor I, thereby still is equipped with and promotes the pivot rotation make switch lever I break away from switch terminal driving motor to stop the moving pendulum rod when service panel drops, the pivot radially still is equipped with and is located switch lever I and pendulum rod intermediate switch pole II. The utility model discloses following beneficial effect has: simple structure, it is safe in utilization, after dropping, service panel can close the equipment that is moving in the twinkling of an eye, guarantee pedestrian's safety, be connected with the alarm, in time the relevant personnel of notice.
Description
Technical field
The utility model relates to escalator field, is specifically related to the protective device of escalator.
Background technology
Along with society and expanding economy, the raising gradually of people's living standard, escalator application is in daily life more and more, but escalator is bringing people when an opportunity arises, also has some potential safety hazards. Escalator mouth pedal below arranges some and allows the equipment of escalator operation, is provided with access panel in pedal, convenient equipment is carried out to maintenance. Reported, access panel covers because occurring loosening while waiting built on the sand phenomenon before, and pedestrian will fall on the machine in operation of access panel below, lethal by rolling of machine mercilessness.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of simple in structure, uses safety, thereby access panel can instant cut-off after dropping be closed the protective device of the escalator of the equipment moving.
The technical solution that realizes the utility model object is: the protective device of escalator, comprise escalator entrance pedal, described entrance pedal is provided with removable access panel, entrance pedal below is provided with the support of fixed pedestal, it is characterized in that: described support is provided with the protection switch that escalator shuts down in the time that access panel drops, described protection switch comprises rotating shaft and the switch terminal being connected with power supply, described rotating shaft is radially provided with the switch lever I of drive motors normal operation when being connected and contacting with switch terminal for the drive motors power line that drives escalator running, thereby be also provided with and in the time that access panel drops, promote the fork that rotating shaft rotation shuts down switch lever I disengaging switch terminal drive motors.
Described rotating shaft is radially also provided with and is positioned at the switch lever II that switch lever I is middle with fork and be connected with power source of alarm line, and when described fork is positioned at hard-over, switch lever II contacts with switch terminal.
The angle of described switch lever II and switch lever I, fork is 90 degree.
Described support is provided with in the time that fork is positioned at hard-over electromagnet fixing fork, and described fork is ferrous material.
Described rotating shaft is provided with and makes the back-moving spring that contacts with switch terminal after switch lever I return.
The protective device of the utility model escalator has following beneficial effect: simple in structure, use safety, and after dropping, access panel can moment close the equipment moving, ensure pedestrian's safety; Be connected with alarm, can notify in time this escalator of related personnel to occur dangerous.
Brief description of the drawings
Below in conjunction with accompanying drawing and embodiment, the utility model is elaborated;
Fig. 1 is structural representation of the present utility model;
Fig. 2 is overall appearance structural representation of the present utility model;
Fig. 3 is that the process schematic diagram of opening motion is closed in the drop time protection of the utility model access panel;
Fig. 4 is that the structural representation of opening with termination contact is closed in the utility model protection;
Fig. 5 is that the another kind of structural representation of opening with termination contact is closed in the utility model protection;
Fig. 6 is the top view of Fig. 4;
Fig. 7 is the top view of Fig. 5.
Detailed description of the invention
As shown in Fig. 1～7, the protective device of escalator, comprise escalator entrance pedal 1, described entrance pedal 1 is provided with removable access panel 2, entrance pedal 1 below is provided with the support 3 of fixed pedestal, described support is provided with the protection switch 4 that escalator shuts down in the time that access panel drops, described protection switch 4 comprise rotating shaft 4.1 and with the switch terminal 4.2 being electrically connected, described rotating shaft 4.1 is radially provided with the switch lever I 4.3 of drive motors normal operation when being connected and contacting with switch terminal 4.2 for the drive motors power line that drives escalator running, thereby be also provided with and in the time that access panel 2 drops, promote rotating shaft 4.1 and rotate and make switch lever I 4.3 depart from the fork 4.4 that switch terminal 4.2 drive motors shut down, described rotating shaft 4.1 is radially also provided with and is positioned at the switch lever II 4.5 that switch lever I 4.3 is middle with fork 4.4 and be connected with power source of alarm line, and when described fork 4.4 is positioned at hard-over, switch lever II 4.5 contacts with switch terminal 4.2, described switch lever II 4.5 is 90 degree with the angle of switch lever I 4.3, fork 4.4. described support 3 is provided with in the time that fork 4.4 is positioned at hard-over electromagnet fixing fork 4.4 5, and described fork 4.4 is ferrous material, and while making fork turn to relevant position, electromagnet makes fork be adjacent to electromagnet by magnetic. described rotating shaft 4.1 is provided with and makes the back-moving spring (not drawing in figure) that contacts with switch terminal 4.2 after switch lever I 4.3 returns.
Fig. 5, Fig. 7 are described switch lever I 4.3 and switch lever II 4.5 is the front and back setting of staggering, two of switch terminal 4.2 relative set, respectively with switch lever I 4.3, switch lever II 4.5 is corresponding contacts, be that switch terminal 4.2a contacts with switch lever I 4.3, switch terminal 4.2b contacts with switch lever II 4.5.
Claims (5)
1. the protective device of escalator, comprises escalator entrance pedal, and described entrance pedal is provided with canThe access panel of dismounting, entrance pedal below is provided with the support of fixed pedestal, it is characterized in that: on described support, establishHave the protection switch that escalator shuts down in the time that access panel drops, described protection switch comprise rotating shaft and with electricityThe switch terminal that source connects, described rotating shaft is radially provided with and drive motors power supply for driving escalator runningLine connects and the switch lever I of drive motors normal operation while contact with switch terminal, is also provided with and drops when access panelThereby in time, promotes rotating shaft and rotates and make switch lever I depart from the fork that switch terminal drive motors shuts down.
2. the protective device of escalator according to claim 1, is characterized in that: described rotating shaft footpathBe positioned at the switch lever II that switch lever I is middle with fork and be connected with power source of alarm line, described fork to being also provided withWhile being positioned at hard-over, switch lever II contacts with switch terminal.
3. the protective device of escalator according to claim 2, is characterized in that: described switch leverThe angle of II and switch lever I, fork is 90 degree.
4. the protective device of escalator according to claim 1, is characterized in that: described is set upHave in the time that fork is positioned at hard-over electromagnet fixing fork, described fork is ferrous material.
5. the protective device of escalator according to claim 1, is characterized in that: described rotating shaft is establishedHave and make the back-moving spring that contacts with switch terminal after switch lever I return.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521142695.3U CN205257750U (en) | 2015-12-31 | 2015-12-31 | Protection device of escalator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521142695.3U CN205257750U (en) | 2015-12-31 | 2015-12-31 | Protection device of escalator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205257750U true CN205257750U (en) | 2016-05-25 |
Family
ID=55999291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521142695.3U Expired - Fee Related CN205257750U (en) | 2015-12-31 | 2015-12-31 | Protection device of escalator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205257750U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108550439A (en) * | 2018-03-25 | 2018-09-18 | 重庆泰山电缆有限公司 | A kind of anti-drum falls off emergency stop device |
-
2015
- 2015-12-31 CN CN201521142695.3U patent/CN205257750U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108550439A (en) * | 2018-03-25 | 2018-09-18 | 重庆泰山电缆有限公司 | A kind of anti-drum falls off emergency stop device |
| CN108550439B (en) * | 2018-03-25 | 2020-02-14 | 重庆泰山电缆有限公司 | Emergency stop device for preventing wire coil from falling off |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20160525 Termination date: 20181231 |