CN210655768U - Safety protection function detection system for comb plate of escalator - Google Patents
Safety protection function detection system for comb plate of escalator Download PDFInfo
- Publication number
- CN210655768U CN210655768U CN201921257691.8U CN201921257691U CN210655768U CN 210655768 U CN210655768 U CN 210655768U CN 201921257691 U CN201921257691 U CN 201921257691U CN 210655768 U CN210655768 U CN 210655768U
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- protection function
- comb plate
- safety protection
- detecting system
- escalator
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Abstract
The utility model relates to an automatic escalator's inspection technical field discloses an automatic escalator fishback safety protection function detecting system and method, and this system includes the base and all sets up host computer, serving mechanism and indicating device on the base, serving mechanism with indicating device respectively with host computer electric connection, serving mechanism is connected with the stay cord, the end-to-end connection of stay cord has the broach board to buckle, be provided with the safety circuit interface on the host computer. Compare with current inspection mode, the utility model discloses need not manual messenger's fishback or rebound, whole inspection process safe and reliable, but and inspection process one-man operation is favorable to practicing thrift manpower resources.
Description
Technical Field
The utility model relates to an automatic escalator's inspection technical field, concretely relates to automatic escalator fishback safety protection function detecting system.
Background
With the promotion of modern construction in China, the rapid development of cities, the escalator is widely applied. Escalators are commonly installed in public places and places with concentrated passenger flow, such as supermarkets, stations, airports, subway stations, high-speed rail stations and the like. The passenger conveying device has large conveying capacity, can continuously convey passengers, is applicable and attractive, and becomes the most commonly used transportation tool for the masses.
However, in recent years, an escalator accident occurs, and social attention is paid to safety. When the escalator runs, a tooth space on a step pedal and a comb plate at an entrance and an exit are damaged by mechanical clamping, so that a safety switch is arranged behind the comb plate, when foreign matters are squeezed and clamped into the comb plate, the comb plate can be horizontally squeezed or upwards warped, the safety switch is triggered, and the escalator is stopped by the action of the safety switch.
The current detection method of the safety switch is generally as follows: the comb plate is manually moved backwards or upwards, and then another person tries to start the escalator, if the escalator cannot be started, it is indicated that the safety switch can be effectively operated. However, this method does not accurately apply a force to the comb plate and does not effectively trigger the safety switch. When overhauing escalator, owing to need manual messenger's fishback or upward movement, if can not effectively trigger safety switch, and operating personnel is not in time loose hand, then probably causes the hand injury. Furthermore, it is difficult to quantitatively detect whether the force required to trigger the safety switch is within the factory designed range during maintenance.
Disclosure of Invention
Not enough to prior art, the utility model discloses an aim at solves one of the technical problem that exists among the prior art at least, provides an automatic staircase fishback safety protection function detecting system for there is the problem of potential safety hazard in the detection mode of solving automatic staircase fishback safety protection function.
The content of the utility model is as follows:
the utility model provides an automatic staircase fishback safety protection function detecting system, includes the base and all sets up host computer, serving mechanism and indicating device on the base, serving mechanism with indicating device respectively with host computer electric connection, serving mechanism is connected with the stay cord, the end-to-end connection of stay cord has the broach board to buckle, be provided with the safety circuit interface on the host computer.
Preferably, a tension sensor is arranged on the pull rope, and the tension sensor is electrically connected with the host machine.
Preferably, the rope winding mechanism comprises a driving motor and a rope winding wheel, the driving motor is electrically connected with the main machine, and the rope winding wheel is connected with an output shaft of the driving motor.
Furthermore, the rope winding mechanism further comprises a speed reducer, and the driving motor is in transmission connection with the rope winding wheel through the speed reducer.
Preferably, the indicating device comprises an indicating lamp or a display screen electrically connected with the host.
Further, the display screen is a touch display screen.
Preferably, the base is a magnetic base.
Further, the base adopts a switch type magnetic base.
Preferably, the utility model discloses a detecting system still includes the fixed pulley, the stay cord is walked around the fixed pulley, and pass through the fixed pulley changes the direction of pulling force.
The utility model has the advantages that:
the utility model discloses a detecting system is when using, and the stay cord is connected with the fishback that is examined, and the safety circuit interface on the host computer is connected with the safety circuit in the automatic escalator switch board, when the inspection, tightens up the stay cord through the serving mechanism to whether the inspection safety circuit breaks off, compares with current inspection mode, the utility model discloses need not to make the fishback backward or rebound manually, whole inspection process safe and reliable, and inspection process single operation is favorable to practicing thrift manpower resources.
Drawings
Fig. 1 is a schematic structural diagram 1 according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram 2 according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram 3 according to an embodiment of the present invention.
Detailed Description
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Referring to fig. 1, the system for detecting the safety protection function of the comb plate of the escalator disclosed in the present embodiment includes a base 1, and a main machine 2, a rope winding mechanism 3 and an indicating device all disposed on the base 1, wherein the rope winding mechanism 3 and the indicating device (not shown) are respectively electrically connected to the main machine 2, the rope winding mechanism 3 is connected to a pull rope 4, the end of the pull rope 4 is connected to a comb plate buckle 7, and the main machine 2 is provided with a safety loop interface (not shown).
When the escalator is used, the front edge plate 8 and the comb plate (not shown) in the escalator are generally connected through the screws, so that the comb plate needs to be detached to avoid the breakage of the screws and the inspection, and the comb plate buckle 7 is adopted to replace the comb plate to trigger a safety switch (not shown) of the escalator. The comb plate buckle 7 is connected with the front edge plate 8 in a clamped mode, the pull rope 4 applies pulling force to the comb plate buckle 7 to enable the comb plate buckle 7 to move backwards or upwards so as to simulate the situation that foreign matters are extruded into a comb plate of an escalator, and a safety loop interface on the main machine 2 is connected with a safety loop in an escalator control cabinet. When the inspection, tighten up stay cord 4 through serving mechanism 3 to whether the inspection safety circuit breaks off, and detect tension sensor 5's tension value when the safety circuit breaks off, compare with current inspection mode, this embodiment need not manual messenger's fishback or rebound, whole inspection process safe and reliable, but inspection process one-man operation is favorable to practicing thrift manpower resources.
Referring to fig. 2, a pull sensor 5 is arranged on a pull rope 4, the pull sensor 5 is electrically connected with a host 2, and the force required by triggering the safety switch can be quantitatively detected whether to be within a range designed by a manufacturer by reading the pull value of the pull sensor 5.
The rope winding mechanism 3 comprises a driving motor (not shown) and a rope winding wheel (not shown), the driving motor is electrically connected with the main machine 2, the rope winding wheel is connected with an output shaft of the driving motor, the driving motor adopts a servo motor, and compared with a mode of manually enabling the comb plate to move backwards or upwards, the driving motor is adopted to save labor and is stable in power.
Further, the rope winding mechanism 3 further includes a speed reducer (not shown), the driving motor is in transmission connection with the rope winding wheel through the speed reducer, and the speed reducer can reduce the rotating speed of the driving motor, increase the torque and achieve the effect of slowly applying force to the pull rope 4.
Indicating device includes pilot lamp or display screen with host computer 2 electric connection, adopts the pilot lamp, can show fast conveniently whether test succeeds or not, and adopts the display screen can show more content, like the pulling force value of force sensor 5.
Furthermore, the display screen is a touch display screen, so that functional keys can be saved, and the operation is convenient.
The base 1 adopts a magnetic base, and because the entrance and exit of the escalator are generally provided with a front edge plate 8 and a floor plate 9, and the front edge plate 8 and the floor plate 9 are generally metal plates, the magnetic base can be adsorbed on the floor plate or the front edge plate 8, so that the magnetic base is firmly fixed.
Further, base 1 adopts switch mode magnetism base, just produces magnetic force when needs use, can avoid adsorbing other metal sweeps when idle, keeps base 1's cleanness.
Referring to fig. 3, the detecting system of the present embodiment further includes a fixed pulley 6, the pulling rope 4 passes around the fixed pulley 6, and since a horizontal force and a vertical force need to be applied to the comb plate during the inspection process, the direction of the pulling force can be changed by the fixed pulley 6.
Referring to fig. 2-3, the inspection principle of the present embodiment includes the following steps:
s1, removing a comb plate on the side to be overhauled in the escalator;
s2, placing the base 1 on one side of the front edge plate 8;
s3, clamping the comb plate buckle 7 on a front edge plate 8 of the escalator;
s4, connecting the pull rope 4 with the comb plate buckle 7 through the tension sensor 5;
s5, connecting a safety loop interface to a safety loop in an escalator control cabinet;
s6, starting the host 2, and setting a tension test range;
s7, starting testing, and tightening the pull rope 4 by the rope coiling mechanism 3;
s8, detecting whether the safety loop is disconnected or not, if so, executing a step S9, otherwise, continuing to detect;
s9, detecting whether the data of the tension sensor 5 is in a preset tension test range, if so, displaying that the test is successful, otherwise, displaying that the test is failed;
s10, the rope winding mechanism 3 stops tightening the pull rope 4, and the test is finished.
Wherein, step S4 specifically includes the following steps:
referring to fig. 1, the pull cord 4 is connected to the comb plate buckle 7 on the horizontal plane to pull the comb plate buckle 7 backward; referring to fig. 2, or a fixed pulley 6 is disposed above the comb buckle 7, for example, the fixed pulley 6 is disposed on the step fixing frame 10, and the pull rope 4 is connected to the comb plate after passing around the fixed pulley 6, so as to pull the comb buckle 7 upward.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiment, and the technical effects of the present invention can be achieved by the same means, which all belong to the protection scope of the present invention. The technical solution and/or the embodiments of the invention may be subject to various modifications and variations within the scope of the invention.
Claims (8)
1. The utility model provides an automatic staircase fishback safety protection function detecting system which characterized in that: including base (1) and all set up host computer (2), serving mechanism (3) and indicating device on base (1), serving mechanism (3) with indicating device respectively with host computer (2) electric connection, serving mechanism (3) is connected with stay cord (4), the end-to-end connection of stay cord (4) has broach board to detain (7), be provided with the safety circuit interface on host computer (2).
2. The escalator comb plate safety protection function detecting system of claim 1, characterized in that: the pull rope (4) is provided with a tension sensor (5), and the tension sensor (5) is electrically connected with the host (2).
3. The escalator comb plate safety protection function detecting system of claim 1, characterized in that: the rope winding mechanism (3) comprises a driving motor and a rope winding wheel, the driving motor is electrically connected with the main machine (2), and the rope winding wheel is connected with an output shaft of the driving motor.
4. The escalator comb plate safety protection function detecting system of claim 3, characterized in that: the rope winding mechanism (3) further comprises a speed reducer, and the driving motor is in transmission connection with the rope winding wheel through the speed reducer.
5. The escalator comb plate safety protection function detecting system of claim 1, characterized in that: the indicating device comprises an indicating lamp or a display screen which is electrically connected with the host (2).
6. The escalator comb plate safety protection function detecting system of claim 1, characterized in that: the base (1) adopts a magnetic base.
7. The escalator comb plate safety protection function detecting system of claim 6, characterized in that: the base (1) adopts a switch type magnetic base.
8. The escalator comb plate safety protection function detecting system of claim 1, characterized in that: the pull rope (4) is wound around the fixed pulley (6) and the direction of the pull force is changed through the fixed pulley (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921257691.8U CN210655768U (en) | 2019-08-06 | 2019-08-06 | Safety protection function detection system for comb plate of escalator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921257691.8U CN210655768U (en) | 2019-08-06 | 2019-08-06 | Safety protection function detection system for comb plate of escalator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210655768U true CN210655768U (en) | 2020-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921257691.8U Withdrawn - After Issue CN210655768U (en) | 2019-08-06 | 2019-08-06 | Safety protection function detection system for comb plate of escalator |
Country Status (1)
| Country | Link |
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| CN (1) | CN210655768U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110510491A (en) * | 2019-08-06 | 2019-11-29 | 广东省特种设备检测研究院珠海检测院 | A kind of automatic staircase comb plate safety protection function detection system and method |
-
2019
- 2019-08-06 CN CN201921257691.8U patent/CN210655768U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110510491A (en) * | 2019-08-06 | 2019-11-29 | 广东省特种设备检测研究院珠海检测院 | A kind of automatic staircase comb plate safety protection function detection system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200602 Effective date of abandoning: 20211227 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200602 Effective date of abandoning: 20211227 |