CN114593684A - Apron panel depression detection device moving along with steps - Google Patents
Apron panel depression detection device moving along with steps Download PDFInfo
- Publication number
- CN114593684A CN114593684A CN202111637638.2A CN202111637638A CN114593684A CN 114593684 A CN114593684 A CN 114593684A CN 202111637638 A CN202111637638 A CN 202111637638A CN 114593684 A CN114593684 A CN 114593684A
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- China
- Prior art keywords
- wear
- laser
- control cabinet
- laser detector
- steps
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/14—Measuring arrangements characterised by the use of optical techniques for measuring distance or clearance between spaced objects or spaced apertures
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B29/00—Safety devices of escalators or moving walkways
- B66B29/005—Applications of security monitors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Escalators And Moving Walkways (AREA)
Abstract
The invention discloses a device for detecting the depression of an apron board moving along with steps, which comprises: the laser detector is used for detecting the distance from the skirt panel to the step; the laser detection box is electrically connected with the laser detector and is used for receiving and transmitting data of the laser detector; the conductive wheel is rotatably arranged at the bottom of the step, the conductive wheel is electrically connected with the laser detection box, and the periphery of the conductive wheel abuts against the emergency guide rail; the control cabinet is electrically connected with the emergency guide rail, is used for collecting and processing data of the laser detection box and is used for controlling the escalator to run. The laser detector detects the surface condition of the apron board when the escalator works, signals are transmitted to the control cabinet through the conductive wheels, the emergency guide rails and the transmission, and the control cabinet judges whether safety measures such as speed reduction, halt and the like are required to be taken on the elevator according to control logic, so that the safety risk caused by the sinking of the apron board when the escalator works can be avoided.
Description
Technical Field
The invention relates to a detection device, in particular to a device for detecting the depression of an apron board, which moves along with steps.
Background
The escalator is common equipment in life, and under the drive of a driving device, the escalator is connected end to form an annular step and runs in a certain direction, so that people can move between floors conveniently. The steps of the escalator are places where people stand, skirt panels for protection are arranged on two sides of the escalator, and the steps need to move, so that a gap is inevitably formed between the steps and the skirt panels, and the gap must be within an allowable range and not too large according to national standards, otherwise, clothes of people can enter the gap between the steps and the skirt panels to be rolled in, and harm is caused to human bodies. When there is a recess in the surface of the skirt panel, the clearance between the step and the skirt panel may exceed the allowable value, and therefore it is necessary to inspect the surface of the skirt panel to determine whether there is a recess. At present, the sunken device of detection apron board is mostly fixed contact detection switch, in the use, can not detect whole apron board surface, has the safety risk.
Some inventors have proposed solutions to the above problems, for example, the invention patent with publication number CN106629366A entitled "a system for measuring safety clearance and locating hidden danger of escalator step and skirt panel" includes a terminal, a distance measuring subsystem and a clearance measuring subsystem, when in use, the distance measuring subsystem and the clearance measuring subsystem are installed on the step, and at the same time, the terminal is connected with the measuring system, the elevator is started, the clearance condition of the elevator at a specific position can be determined according to the measured data, and the surface condition of the skirt panel at the determined position is determined. However, the device has certain defects, belongs to a detection device which is temporarily used during supervision or maintenance, and cannot detect the condition of the skirt panel when the escalator works, so that the safety risk caused by the sinking of the skirt panel in the running process of the escalator still exists.
Disclosure of Invention
The invention provides a device for detecting the depression of a skirt panel, which moves along with a step, can detect the surface condition of the skirt panel when an escalator works, and can avoid the safety risk caused by the depression of the skirt panel when the escalator works.
The technical scheme of the invention is as follows:
a skirt panel depression detection device moving with steps comprises:
the laser detector is fixed at the lower part of the step and is used for detecting the distance from the skirt panel to the step;
the laser detection box is fixed at the lower part of the step and is electrically connected with the laser detector, and the laser detection box is used for receiving and transmitting data of the laser detector;
the conductive wheel is rotatably arranged at the bottom of the step, the conductive wheel is electrically connected with the laser detection box, and the periphery of the conductive wheel abuts against the emergency guide rail;
the control cabinet is electrically connected with the emergency guide rail, is used for collecting and processing data of the laser detection box and is used for controlling the escalator to run.
According to the scheme, the skirt panel depression detection device moving along with the steps, the laser detector and the laser detection box are fixed on the lower portion of the steps, standing space and normal operation of the steps are not affected, the laser detector is used for detecting the distance between the skirt panel and the steps, when the detected distance exceeds the range of a set value, the possibility that depression exists on the surface of the skirt panel is judged, detection signals are collected through the laser detection box and transmitted to the control cabinet through the conductive wheels, the emergency guide rails and the control cabinet, and the control cabinet judges whether safety measures such as speed reduction and shutdown need to be taken for an elevator according to control logic.
Preferably, the step is provided with a mounting hole, and the mounting hole is used for mounting a wire collecting clamp. The installation is received the fastener and can be avoided the scattered distribution of the relevant circuit of laser detector and laser detection box, appears scraping and draws the risk such as, is favorable to guaranteeing that laser detector and laser detection box normally work.
Preferably, the conductive wheel comprises a core ring, a wear-resistant inner ring and a wear-resistant outer ring; the wear-resistant inner ring, the core ring and the wear-resistant outer ring are sequentially nested from inside to outside. The conductive wheel is an important conductive device in the whole device, good contact between the conductive wheel and related parts must be ensured, and the wear-resistant inner ring, the core ring and the wear-resistant outer ring are nested from inside to outside in sequence, so that the wear of the working surface of the conductive wheel is delayed, and the service life of the conductive wheel is prolonged.
Preferably, the wear-resistant inner ring, the core ring and the wear-resistant outer ring are in interference fit. Therefore, the circuit area inside the conductive wheel can be fully increased, and the normal work of the conductive wheel is ensured.
Preferably, the core ring is made of brass, and the wear inner ring and the wear outer ring are made of ZCuZn38Mn2Pb 2. Copper is an excellent conductor and has good corrosion resistance, so the copper alloy is an ideal material for manufacturing the conductive wheel, the core ring has low requirement on wear resistance and can be manufactured by cheap brass, and the wear-resistant inner ring and the wear-resistant outer ring have high requirement on wear resistance and are preferably manufactured by ZCuZn38Mn2Pb2 with good wear resistance.
Preferably, when the laser detector detects the abnormal signal, the control cabinet sends out a warning signal. Therefore, the escalator can remind personnel of paying attention to safety, keep the distance between the escalator and the skirt panels on the two sides, and meanwhile remind workers of monitoring in time and taking emergency measures when necessary.
Preferably, when the laser detector detects abnormal signals for more than 2 times in three continuous operation periods of the escalator, the control cabinet controls the escalator to stop. The abnormal signal that laser detector detected all is not necessarily that apron plate surface appears sunken and send down, probably is accidental factors such as machine vibration, electromagnetic interference, consequently need adopt appropriate control logic, judges that apron plate surface appears sunken probably very big when laser detector frequently detects abnormal signal in the short time, for avoiding staff's carelessness, adopts the mode of intelligence shut down, avoids taking place the incident.
The invention has the beneficial effects that: the escalator utilizes an emergency guide rail which is necessary to be equipped during installation and a channel for lap joint signal transmission to fix the laser detector and the laser detection box at the lower part of the step, thus completing the arrangement of the device for detecting the surface depression of the apron plate under the condition of not influencing the work of the escalator, detecting the surface condition of the apron plate during the work of the escalator, and avoiding the safety risk caused by the depression of the apron plate during the work of the escalator.
Drawings
FIG. 1 is a schematic diagram of the application of the present invention.
Figure 2 is a schematic view of the steps of the present invention.
FIG. 3 is a schematic view of a conductive wheel of the present invention.
Fig. 4 is a schematic view of the position of the conductive wheel of the present invention.
In the figure:
a laser detector 1;
a laser detection box 2;
the conductive wheel 3, the core ring 3.1, the wear-resistant inner ring 3.2 and the wear-resistant outer ring 3.3;
a control cabinet 4;
a mounting hole 5;
a step 6;
an apron board 7;
an emergency guide 8.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention are clearly explained and illustrated below with reference to the accompanying drawings, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative effort belong to the protection scope of the present invention.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present scheme, and are not construed as limiting the scheme of the present invention.
These and other aspects of embodiments of the invention will be apparent with reference to the following description and attached drawings. In the description and drawings, particular embodiments of the invention have been disclosed in detail as being indicative of some of the ways in which the principles of the embodiments of the invention may be practiced, but it is understood that the scope of the embodiments of the invention is not limited thereby. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.
In the description of the present invention, it is to be understood that the terms "thickness", "upper", "lower", "horizontal", "top", "bottom", "inner", "outer", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., and "a plurality" means one or more unless specifically limited otherwise.
In the present invention, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixed or detachable connected or integral, either mechanically or electrically connected or communicable with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The first embodiment is as follows: as shown in fig. 1, fig. 2, fig. 3 and fig. 4, a skirt guard panel depression detecting device moving along with steps comprises:
the laser detector 1 is fixed at the lower part of the step 6, and the laser detector 1 is used for detecting the distance from the skirt panel 7 to the step 6;
the laser detection box 2 is fixed at the lower part of the step 6, the laser detection box 2 is electrically connected with the laser detector 1, and the laser detection box 2 is used for receiving and transmitting data of the laser detector 1;
the conductive wheel 3 is rotatably arranged at the bottom of the step 6, the conductive wheel 3 is electrically connected with the laser detection box 2, and the periphery of the conductive wheel 3 abuts against the emergency guide rail 8;
the control cabinet 4 is electrically connected with the emergency guide rail 8, the control cabinet 4 is used for collecting and processing data of the laser detection box 2, and the control cabinet 4 is used for controlling the escalator to run.
According to the skirt guard panel depression detection device moving along with the step, the laser detector 1 and the laser detection box 2 are fixed to the lower portion of the step 6, the standing space and the normal operation of the step 6 are not affected, the laser detector 1 is used for detecting the distance between the skirt guard panel 7 and the step 6, when the detected distance exceeds the range of a set value, the possibility that depression exists on the surface of the skirt guard panel 7 is judged, detection signals are collected through the laser detection box 2 and transmitted to the control cabinet 4 through the conductive wheels 3 and the emergency guide rail 8, and the control cabinet 4 judges whether safety measures such as speed reduction and shutdown need to be taken for an elevator according to control logic.
Furthermore, the step is provided with a mounting hole 5, and the mounting hole 5 is used for mounting a wire collecting clamp. The installation is received the fastener and can be avoided the scattered distribution of laser detector 1 and the relevant circuit of laser detection box 2, appears scraping and draws the risk such as, is favorable to guaranteeing laser detector 1 and laser detection box 2 normal work.
Further, the conductive wheel 3 comprises a core ring 3.1, a wear-resistant inner ring 3.2 and a wear-resistant outer ring 3.3; the wear-resistant inner ring 3.2, the core ring 3.1 and the wear-resistant outer ring 3.3 are nested in sequence from inside to outside. The conductive wheel 3 is an important conductive device in the whole device, good contact between the conductive wheel and related parts must be ensured, and the wear-resistant inner ring 3.2, the core ring 3.1 and the wear-resistant outer ring 3.3 are nested from inside to outside in sequence, so that the wear of the working surface of the conductive wheel 3 is delayed, and the service life of the conductive wheel 3 is prolonged.
Furthermore, the wear-resistant inner ring 3.2, the core ring 3.1 and the wear-resistant outer ring 3.3 are in interference fit. Therefore, the circuit area inside the conductive wheel 3 can be fully increased, and the normal work of the conductive wheel 3 is ensured.
Further, the core ring 3.1 is made of brass, and the wear-resistant inner ring 3.2 and the wear-resistant outer ring 3.3 are made of ZCuZn38Mn2Pb 2. Copper is an excellent conductor and has good corrosion resistance, so copper alloy is an ideal material for manufacturing the conductive wheel 3, the core ring 3.1 has low requirement on wear resistance and can be manufactured by cheap brass, and the wear-resistant inner ring 3.2 and the wear-resistant outer ring 3.3 have high requirement on wear resistance and are preferably manufactured by ZCuZn38Mn2Pb2 with good wear resistance.
Further, when the laser detector 1 detects an abnormal signal, the control cabinet 4 sends out a warning signal. Therefore, the escalator can remind people of paying attention to safety, the distance between the escalator and the skirt boards 7 on the two sides is kept, meanwhile, workers can be reminded of monitoring in time, emergency measures are taken if necessary, and the warning signal can be specifically flashing, warning buzzing and the like.
Further, when the laser detector 1 detects abnormal signals for more than 2 times in three continuous operation periods of the escalator, the control cabinet 4 controls the escalator to stop. The abnormal signal that laser detector 1 detected all not necessarily is that apron board 7 surface appears sunken and results, probably is accidental factors such as machine vibration, electromagnetic interference, consequently need take appropriate control logic, judges that apron board 7 surface appears sunken probably very big when laser detector 1 frequently detects abnormal signal in the short time, for avoiding staff's carelessness, takes the mode of intelligence shut down, avoids taking place the incident. If the escalator has a long operation period or has strict safety requirements, the time required for judging signals for multiple times or the number of times of detecting abnormal signals in the same time can be properly reduced.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, alterations and equivalents of the above embodiments according to the technical spirit of the present invention are still within the protection scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides a along with step motion's apron board detection device that caves in, characterized by includes:
the laser detector (1), the laser detector (1) is fixed on the lower part of the step, and the laser detector (1) is used for detecting the distance from the skirt panel to the step;
the laser detection box (2) is fixed at the lower part of the step, the laser detection box (2) is electrically connected with the laser detector (1), and the laser detection box (2) is used for receiving and transmitting data of the laser detector (1);
the conductive wheel (3) is rotatably arranged at the bottom of the step, the conductive wheel (3) is electrically connected with the laser detection box (2), and the periphery of the conductive wheel (3) is abutted against the emergency guide rail;
the control cabinet (4), the control cabinet (4) is connected with emergency guide rail electricity, and control cabinet (4) are used for collecting the data of handling laser detection box (2), and control cabinet (4) are used for controlling the escalator operation.
2. The device for detecting the depression of the skirt panel moving along with the steps as claimed in claim 1, wherein the steps are provided with mounting holes (5), and the mounting holes (5) are used for mounting cable take-up clamps.
3. The device for detecting the depression of the skirt panel with the movement of the steps as claimed in claim 1, wherein the conductive wheel (3) comprises a core ring (3.1), a wear-resistant inner ring (3.2) and a wear-resistant outer ring (3.3); the wear-resistant inner ring (3.2), the core ring (3.1) and the wear-resistant outer ring (3.3) are sequentially nested from inside to outside.
4. The device for detecting the depression of the skirt panel moving along with the steps as claimed in claim 3, wherein the wear-resistant inner ring (3.2), the core ring (3.1) and the wear-resistant outer ring (3.3) are in interference fit.
5. A skirt panel sag detection device according to claim 3 or claim 4, wherein the core ring (3.1) is made of brass, and the wear resistant inner ring (3.2) and outer ring (3.3) are made of ZCuZn38Mn2Pb 2.
6. The apparatus for detecting the sag of an apron board moving with steps as claimed in claim 1, wherein the control cabinet (4) sends out a warning signal when the laser detector (1) detects an abnormal signal.
7. The device for detecting the sag of the skirt panel moving along with the steps as claimed in claim 1, wherein the control cabinet (4) controls the escalator to stop when the laser detector (1) detects abnormal signals more than 2 times in three continuous operation cycles of the escalator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111637638.2A CN114593684A (en) | 2021-12-29 | 2021-12-29 | Apron panel depression detection device moving along with steps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111637638.2A CN114593684A (en) | 2021-12-29 | 2021-12-29 | Apron panel depression detection device moving along with steps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114593684A true CN114593684A (en) | 2022-06-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111637638.2A Pending CN114593684A (en) | 2021-12-29 | 2021-12-29 | Apron panel depression detection device moving along with steps |
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| CN (1) | CN114593684A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104444751A (en) * | 2014-12-12 | 2015-03-25 | 安徽中科智能高技术有限责任公司 | Escalator step safety distance detector |
| CN106629366A (en) * | 2016-11-29 | 2017-05-10 | 广东省特种设备检测研究院珠海检测院 | Step and skirt panel safety gap measurement and hidden danger positioning system and method for escalator |
| CN106904522A (en) * | 2015-12-22 | 2017-06-30 | 株式会社日立制作所 | Passenger conveyor-belt |
| CN108002193A (en) * | 2017-03-22 | 2018-05-08 | 李建平 | A kind of retractable escalator of step |
| JP2018122944A (en) * | 2017-01-30 | 2018-08-09 | 三菱電機株式会社 | Automatic gap measuring device for passenger conveyor and automatic gap measuring method for passenger conveyor |
| CN111238344A (en) * | 2020-03-10 | 2020-06-05 | 广东省特种设备检测研究院 | Measuring instrument and method for gap between escalator step and skirt panel |
| CN112551335A (en) * | 2020-10-30 | 2021-03-26 | 武汉铁四院工程咨询有限公司 | Escalator and step gap monitoring and early warning method thereof |
| CN113405482A (en) * | 2021-06-10 | 2021-09-17 | 广西壮族自治区特种设备检验研究院 | Device for full-automatically measuring gaps between all steps and skirt panel |
-
2021
- 2021-12-29 CN CN202111637638.2A patent/CN114593684A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104444751A (en) * | 2014-12-12 | 2015-03-25 | 安徽中科智能高技术有限责任公司 | Escalator step safety distance detector |
| CN106904522A (en) * | 2015-12-22 | 2017-06-30 | 株式会社日立制作所 | Passenger conveyor-belt |
| CN106629366A (en) * | 2016-11-29 | 2017-05-10 | 广东省特种设备检测研究院珠海检测院 | Step and skirt panel safety gap measurement and hidden danger positioning system and method for escalator |
| JP2018122944A (en) * | 2017-01-30 | 2018-08-09 | 三菱電機株式会社 | Automatic gap measuring device for passenger conveyor and automatic gap measuring method for passenger conveyor |
| CN108002193A (en) * | 2017-03-22 | 2018-05-08 | 李建平 | A kind of retractable escalator of step |
| CN111238344A (en) * | 2020-03-10 | 2020-06-05 | 广东省特种设备检测研究院 | Measuring instrument and method for gap between escalator step and skirt panel |
| CN112551335A (en) * | 2020-10-30 | 2021-03-26 | 武汉铁四院工程咨询有限公司 | Escalator and step gap monitoring and early warning method thereof |
| CN113405482A (en) * | 2021-06-10 | 2021-09-17 | 广西壮族自治区特种设备检验研究院 | Device for full-automatically measuring gaps between all steps and skirt panel |
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