CN117134313A - Safe electricity utilization method for rail transit platform - Google Patents
Safe electricity utilization method for rail transit platform Download PDFInfo
- Publication number
- CN117134313A CN117134313A CN202310561545.9A CN202310561545A CN117134313A CN 117134313 A CN117134313 A CN 117134313A CN 202310561545 A CN202310561545 A CN 202310561545A CN 117134313 A CN117134313 A CN 117134313A
- Authority
- CN
- China
- Prior art keywords
- rail transit
- power supply
- lifting
- supply voltage
- driving
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 31
- 230000005611 electricity Effects 0.000 title claims abstract description 20
- 230000003028 elevating effect Effects 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 11
- 238000010276 construction Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 235000000396 iron Nutrition 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J1/00—Circuit arrangements for dc mains or dc distribution networks
- H02J1/14—Balancing the load in a network
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F13/00—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions
- E01F13/04—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage
- E01F13/048—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage with obstructing members moving in a translatory motion, e.g. vertical lift barriers, sliding gates
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P5/00—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors
- H02P5/68—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors controlling two or more dc dynamo-electric motors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The utility model provides a safe electricity utilization method for a rail transit platform, which relates to the technical field of rail transit and comprises the following steps of: s1: the average weight of the lifting column during lifting is obtained, and a balance weight with corresponding weight is selected; s2: acquiring the minimum power supply voltage of a display screen and a driving machine arranged on each upright post; s3: judging whether the minimum power supply voltage is smaller than 36V, if so, executing the step S4, otherwise, continuing to execute the step S1; s4: alternating current commercial power is converted into direct current with minimum power supply voltage, and power is supplied to a display screen and a driving machine on each upright post through power supply wires. The utility model has high feasibility, reduces the power of the driving machine of each upright post by pulling up the lifting and lifting balance block, can supply power to the driving machine in the upright post on the whole platform by adopting direct current lower than 36V, has low power transmission line construction requirement, has no leakage risk, and can safely use electricity for protecting the rail transit platform.
Description
Technical Field
The utility model relates to the technical field of rail transit, in particular to a safe electricity utilization method for a rail transit platform.
Background
With the development of cities, there is an increasing demand for rail vehicles that receive transportation functions between cities and suburbs. Along with the diversified development situation of each region, the actual demands of the rail vehicles are quite different, subways (including underground railways and overground urban irons) inside cities, trains (including motor cars, high-speed rails and ordinary trains) between cities and the like are commonly called as rail transit vehicles.
The traffic on the platform of the rail transit vehicles is high in traffic flow, the rail transit running speed is high, and shielding doors are required to be arranged at the platform to separate platform personnel from the rail transit vehicles, so that the danger caused by the fact that the platform personnel accidentally fall off the platform is avoided. For example, chinese patent utility model CN206769653U provides a rail transit platform screen door comprising: the protection wall, the shielding door and the motor component comprise a high-speed motor, a gear reduction box and a transmission rack, wherein the gear reduction box is provided with an input end and an output end, the transmission rack is used for being mounted on a rail transit platform door, and the transmission gear is meshed with the transmission rack; the battery box assembly comprises a protection track and an energy battery, wherein the two ends of the protection track are an open end and a closed end respectively, a first metal contact piece is arranged on the closed end and is electrically connected with the high-speed motor, and the energy battery is provided with a second metal contact piece. The utility model is provided with the motor component and the battery box component, a set of shielding door opening system with a self-contained power supply can be formed, when the shielding door fails and can not be opened, the shielding door can be opened quickly by pushing the energy battery through the high-speed motor, and the utility model has the advantages of simple use, reliable system operation and quick opening of the shielding door.
The above platform screen door construction still suffers from the following problems: by adopting the structure, the power of the shielding door driving motor is large, and because the platform is long, the shielding door is too many, so that a plurality of driving motors are required to be powered, the power can be supplied by the driving motors only through the large power supply capacity, the high-voltage electric wires can be used for supplying power, the traffic on the platform is more, the high-voltage electric wires can be pre-buried only, the arrangement is complex, and the electric leakage danger still exists.
Therefore, in order to solve the above problems, it is necessary to design a reasonably efficient safe power utilization method for the rail transit platform.
Disclosure of Invention
The utility model aims to provide a safe power utilization method for the rail transit platform, which has high feasibility, reduces the power of a driving machine of each upright post through lifting and lowering a balance weight by a pull rope, can supply power to the driving machine in the upright post on the whole platform by adopting direct current lower than 36V, has low construction requirement on a power transmission line, has no leakage risk and can safely utilize electricity for protecting the rail transit platform.
In order to achieve the above purpose, the utility model is realized by adopting the following technical scheme:
the safe power utilization method for the rail transit platform adopts a rail transit platform structure, the structure comprises a plurality of upright posts and pull ropes arranged between two adjacent upright posts, lifting columns used for being connected with the pull ropes are arranged on the upright posts, balance weights are arranged on the upright posts, a driving machine and a driving chain connected with the driving machine are arranged at the top ends of the upright posts, one end of the driving chain is connected with the lifting columns, one end of the driving chain away from the lifting columns is connected with the balance weights, and a display screen is arranged on the upright posts;
the method comprises the following steps:
s1: the average weight of the lifting column during lifting is obtained, and a balance weight with corresponding weight is selected;
s2: acquiring the minimum power supply voltage of a display screen and a driving machine arranged on each upright post;
s3: judging whether the minimum power supply voltage is smaller than 36V, if so, executing the step S4, otherwise, continuing to execute the step S1;
s4: alternating current commercial power is converted into direct current with minimum power supply voltage, and power is supplied to a display screen and a driving machine on each upright post through power supply wires.
Preferably, the display screen is an ink screen.
As a preferred aspect of the present utility model, when step S1 is performed, specifically:
s11: acquiring a total time value of lifting the lifting column from the lowest point to the highest point, and dividing the total time value into a plurality of unit time values;
s12: acquiring the weight exerted on the driving chain by the lifting column when each unit time value is acquired;
s13: when all the unit time values are obtained through calculation, the average value of the weight applied by the lifting column on the driving chain, namely the average weight;
s14: and selecting balance blocks with the same average mass.
As a preferred aspect of the present utility model, when step S2 is performed, specifically:
s21: acquiring a time requirement range of lifting the lifting column from the lowest point to the highest point;
s22: obtaining the maximum value of the time requirement range, namely the maximum time value;
s23: acquiring a driving machine power supply voltage V1 for lifting the lifting column from the lowest point to the highest point at the maximum time value;
s24: acquiring a display screen power supply voltage V2;
s25: and acquiring the minimum power supply voltage V=V1+V2 of the display screen and the driving machine which are arranged on each upright post.
In the preferred embodiment of the present utility model, when step S4 is performed, the alternating current utility power is converted into the direct current with the minimum power supply voltage, and then each upright post is connected in parallel, and the direct current with the minimum power supply voltage is supplied to each upright post through the bus.
Preferably, a shielding layer is provided on the outer side of the bus.
In the present utility model, preferably, there are at least two pull ropes, and the bus is disposed in the pull rope at the lowest position.
Preferably, the lifting column is provided with at least two sliding blocks for connecting with the pull ropes.
Preferably, the lifting column is provided with a rotating roller, the rotating roller is provided with a driving belt, one end of the driving belt is connected with the lowest sliding block, and one end of the driving belt, far away from the sliding block, is connected with the upright column.
Preferably, the drive machine is provided with a drive sprocket, and the drive chain is connected with the drive sprocket in a meshed manner.
The safe electricity utilization method for the rail transit platform has the beneficial effects that: the power of the driving machine of each upright post is reduced by lifting the pull rope and lifting the balance weight, so that the driving machine in the upright post on the whole platform can be powered by only adopting direct current lower than 36V, the construction requirement of the power transmission line is low, the electric leakage risk is avoided, and the rail transit platform can be safely protected.
Drawings
FIG. 1 is a schematic flow chart of a method for safe power utilization for a rail transit platform according to the present utility model;
FIG. 2 is a schematic view of a structure of a shielding door used in a method for safely using electricity for a rail transit platform according to the present utility model;
FIG. 3 is a schematic structural view of a column used in a method for safely using electricity for a rail transit platform according to the present utility model;
FIG. 4 is a schematic diagram of a lift structure of a pull rope used in a method for safely using electricity for a rail transit platform according to the present utility model;
in the figure: 1. column, 11, driving machine, 111, drive sprocket, 12, drive chain, 13, balancing piece, 14, display screen, 2, lifting column, 21, slider, 22, rotor roller, 23, driving belt, 3, stay cord.
Detailed Description
The following are specific examples of the present utility model, and the technical solutions of the present utility model are further described, but the present utility model is not limited to these examples.
Various exemplary embodiments of the present utility model will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the modules and structures set forth in these embodiments does not limit the scope of the utility model unless specifically stated otherwise.
The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses.
Techniques, methods, and systems known to those of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the authorization specification where appropriate.
Embodiment one: as shown in fig. 1 to 4, which are only embodiments of the present utility model, a safe power consumption method for a rail transit platform adopts a rail transit platform structure, the structure comprises a plurality of upright posts 1 and pull ropes 3 arranged between two adjacent upright posts 1, lifting columns 2 used for connecting with the pull ropes 3 are arranged on the upright posts 1, balance weights 13 are arranged on the upright posts 1, driving machines 11 and driving chains 12 connected with the driving machines 11 are arranged at the top ends of the upright posts 1, one ends of the driving chains 12 are connected with the lifting columns 2, one ends of the driving chains 12, which are far away from the lifting columns 2, are connected with the balance weights 13, and display screens 14 are arranged on the upright posts 1;
in the utility model, statistics is carried out on the door opening positions of different trains, upright posts 1 are respectively arranged at two sides of a plurality of groups of door opening positions, a pull rope 3 is arranged between the two upright posts 1 to form a shielding door structure, lifting columns 2 are arranged on the upright posts 1, sliding blocks 21 are arranged on the lifting columns 2, the lifting columns 2 can lift up and down along the upright posts 1, and the sliding blocks 21 can slide up and down on the lifting columns 2, so that the pull rope 3 can lift up and down, and at ordinary times, the sliding blocks 21 at the end parts of the pull rope 3 are positioned at the lower parts of the upright posts 1 to block the lower side areas between the two upright posts 1 to prevent personnel from falling down a platform; when a train is in, the sliding block 21 is lifted upwards, so that the pull rope 3 is positioned on the upper side between the two upright posts 1, the lower side of the pull rope 3 allows the train to get on or off, and the multiple groups of door opening positions of the train are positioned between the two upright posts, so that the train can get on or off normally no matter what type of train is opened.
Generally, the distance between two upright posts 1 is at least 9 m, and at least one door opening position of each train is included between the two upright posts, of course, the length of the train is very long, more upright posts 1 and more groups of pull ropes 3 are arranged for safety shielding of the whole platform, and the shielding door adopting the pull rope 3 structure is suitable for opening doors of different trains, and the shielding door of the whole platform is lighter and more energy-saving in opening and closing.
When the pull rope 3 is lifted, the lifting column 2 is arranged on the upright 1, a balance weight 13 is arranged on the upright 1, a driving machine 11 and a driving chain 12 connected with the driving machine 11 are arranged at the top end of the upright 1, one end of the driving chain 12 is connected with the lifting column 2, and one end of the driving chain 12 away from the lifting column 2 is connected with the balance weight 13; thus, the driving machine 11 works to drive the driving chain 12 to transmit and drive the lifting column 2 to lift, when the driving machine 11 rotates forward, the lifting column 2 lifts, otherwise, when the driving machine 11 rotates reversely, the lifting column 2 falls, and the lifting column 2 and the balance block 13 are respectively arranged on two sides of the driving machine 11 to balance the lifting force of the lifting column 2, so that the lifting of the lifting column 2 can be completed by smaller power of the driving machine 11.
In addition, be provided with display screen 14 on the stand 1, display screen 14 is the ink screen, and the ink screen possesses lower energy consumption, only gives its weak electric current when screen display content changes can, need not the power consumption at ordinary times, and the power consumption of general ink screen is about 5 watts, compares in large-scale LED display screen, can be further make whole shield door structure energy-conserving effect better.
Based on the structure of the pull rope 3, the ink screen and the driving machine 11 with the balance weight 13, the power supply requirement of the whole upright post 1 is greatly reduced.
The method comprises the following steps:
s1: the average weight of the lifting column during lifting is obtained, and a balance weight with corresponding weight is selected;
generally, in the lifting process of the lifting column, the average lifting weight of the lifting column is obtained according to the average force of the driving chain 12 for pulling the lifting column, and the balance weight with the same weight as the average lifting weight is selected, so that the driving chain 12 has better balance effect when driving, and the consumption power of the driving machine 11 is smaller.
When executing step S1, specifically:
s11: acquiring a total time value of lifting the lifting column from the lowest point to the highest point, and dividing the total time value into a plurality of unit time values;
s12: acquiring the weight exerted on the driving chain by the lifting column when each unit time value is acquired;
s13: when all the unit time values are obtained through calculation, the average value of the weight applied by the lifting column on the driving chain, namely the average weight;
s14: and selecting balance blocks with the same average mass.
S2: acquiring the minimum power supply voltage of a display screen and a driving machine arranged on each upright post;
that is to say the sum of the drive power consumption and the display power consumption, the minimum supply voltage for the supply is calculated, which, of course, is only suitable for the supply voltage evaluation in the individual upright 1.
When executing step S2, specifically:
s21: acquiring a time requirement range of lifting the lifting column from the lowest point to the highest point;
s22: obtaining the maximum value of the time requirement range, namely the maximum time value;
s23: acquiring a driving machine power supply voltage V1 for lifting the lifting column from the lowest point to the highest point at the maximum time value;
s24: acquiring a display screen power supply voltage V2;
s25: and acquiring the minimum power supply voltage V=V1+V2 of the display screen and the driving machine which are arranged on each upright post.
S3: judging whether the minimum power supply voltage is smaller than 36V, if so, executing the step S4, otherwise, continuing to execute the step S1;
the dangerous voltage born by a general human body is 36V, and once the dangerous voltage is higher than 36V, the dangerous voltage is dangerous to the human body, so that the power supply voltage is required to be controlled within 36V, and the dangerous voltage is safe to the human body;
if the safety is further ensured, the minimum power supply voltage value can be reduced to 24V, namely, when the step S3 is executed, whether the minimum power supply voltage is smaller than 24V is judged, if yes, the step S4 is executed, and otherwise, the step S1 is continuously executed.
S4: alternating current commercial power is converted into direct current with minimum power supply voltage, and power is supplied to a display screen and a driving machine on each upright post through power supply wires.
The alternating current commercial power is firstly reduced in voltage and converted into direct current to obtain direct current with minimum power supply voltage, and the direct current is used as a power supply bus to supply power for the display screen and the driving machine on each upright post.
Of course, when step S4 is executed, the ac mains supply is converted into dc with the minimum supply voltage, and then each of the upright posts is connected in parallel, and the dc with the minimum supply voltage is supplied to each of the upright posts through the bus.
Embodiment two: as shown in fig. 1 to 4, only one embodiment of the present utility model is shown, and on the basis of the first embodiment, in the method for safely using electricity for a rail transit platform of the present utility model, a shielding layer is disposed on the outer side of the bus, and even if low-voltage direct current is harmless to a human body, the shielding layer is disposed to protect the bus in order to further ensure line safety and power supply safety.
The number of the pull cords 3 is at least two, and the bus bars may be provided in the pull cord 3 at the lowermost position, and a shielding layer may be provided outside the pull cord 3.
In the utility model, the lifting column 2 is provided with the sliding blocks 21 used for being connected with the pull ropes 3, and the number of the sliding blocks 21 is at least two; the sliding blocks 21 can also slide up and down on the lifting columns 2, so that the pull ropes 3 can lift up and down, and the sliding blocks 21 at the end parts of the pull ropes 3 are positioned at the lower parts of the upright posts 1 at ordinary times to block the lower side areas between the two upright posts 1, so that personnel are prevented from falling down the platform; when a train is in, the sliding block 21 is lifted upwards, so that the pull rope 3 is positioned on the upper side between the two upright posts 1, the lower side of the pull rope 3 allows the train to get on or off, and the multiple groups of door opening positions of the train are positioned between the two upright posts, so that the train can get on or off normally no matter what type of train is opened.
And a rotating roller 22 is arranged on the lifting column 2, a transmission belt 23 is arranged on the rotating roller 22, one end of the transmission belt 23 is connected with the lowest slider 21, and one end of the transmission belt 23, which is far away from the slider 21, is connected with the upright column 1.
The sliding block 21 can slide along the lifting column 2, the rotating roller 22 is non-autonomous, the rotating power source of the rotating roller 22 is from lifting of the lifting column 2, when the driving machine 11 drives the lifting column 2 to lift, the upright column 1 descends relative to the lifting column 2, so that one end of the driving belt 23 connected with the upright column 1 moves downwards relative to the lifting column 2, and then the sliding block 21 naturally ascends relative to the lifting column 2 under the driving of the driving belt 23.
The slider 21 is connected to the end of the pulling rope 3, so that the pulling rope 3 has two stages of ascending when the driving machine 1 drives the ascending and descending column 2 to ascend.
In this way, the two-stage lifting structure is utilized to lift the pull rope 3 to finish the door opening and closing of the shielding door structure, and the lifting of the lifting column 2 is provided with the balance weight 13 to balance the weight, so that the driving machine 11 can drive the pull rope 3 to lift only with small power, and the energy-saving effect is good; the stay cord 3 rises and is convenient for the passenger to get on and off the train, and the stay cord descends and can effectively prevent personnel from falling off the platform, and the security is high.
The drive machine 11 is provided with a drive sprocket 111, and the drive chain 12 is engaged with the drive sprocket 111.
The safe power utilization method for the rail transit platform is high in feasibility, the power of the driving machine of each upright post is reduced through the lifting and lifting balance blocks of the pull rope, so that the driving machine in the upright post on the whole platform can be powered by only adopting direct current lower than 36V, the construction requirement of a power transmission line is low, the leakage risk is avoided, and the safe power utilization can be safely performed on the protection of the rail transit platform.
The present utility model is not limited to the above-described specific embodiments, and various modifications and variations are possible. Any modification, equivalent replacement, improvement, etc. of the above embodiments according to the technical substance of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The utility model provides a safe power consumption method for track traffic platform, adopts track traffic platform structure, and the structure includes a plurality of stand (1) and sets up in stay cord (3) between two adjacent stand (1), be provided with on stand (1) be used for with lift post (2) that stay cord (3) are connected, be provided with balancing piece (13) on stand (1), stand (1) top be provided with driver (11) and with driving chain (12) that driver (11) are connected, driving chain (12) one end with lift post (2) are connected, driving chain (12) keep away from one end of lift post (2) with balancing piece (13) are connected, be provided with display screen (14) on stand (1);
the method is characterized by comprising the following steps:
s1: the average weight of the lifting column during lifting is obtained, and a balance weight with corresponding weight is selected;
s2: acquiring the minimum power supply voltage of a display screen and a driving machine arranged on each upright post;
s3: judging whether the minimum power supply voltage is smaller than 36V, if so, executing the step S4, otherwise, continuing to execute the step S1;
s4: alternating current commercial power is converted into direct current with minimum power supply voltage, and power is supplied to a display screen and a driving machine on each upright post through power supply wires.
2. A method for safe use of electricity for a rail transit platform as claimed in claim 1, wherein: the display screen (14) is an ink screen.
3. A method for safe use of electricity for a rail transit platform as claimed in claim 1, wherein:
when executing step S1, specifically:
s11: acquiring a total time value of lifting the lifting column from the lowest point to the highest point, and dividing the total time value into a plurality of unit time values;
s12: acquiring the weight exerted on the driving chain by the lifting column when each unit time value is acquired;
s13: when all the unit time values are obtained through calculation, the average value of the weight applied by the lifting column on the driving chain, namely the average weight;
s14: and selecting balance blocks with the same average mass.
4. A method for safe use of electricity for a rail transit platform as claimed in claim 1, wherein:
when executing step S2, specifically:
s21: acquiring a time requirement range of lifting the lifting column from the lowest point to the highest point;
s22: obtaining the maximum value of the time requirement range, namely the maximum time value;
s23: acquiring a driving machine power supply voltage V1 for lifting the lifting column from the lowest point to the highest point at the maximum time value;
s24: acquiring a display screen power supply voltage V2;
s25: and acquiring the minimum power supply voltage V=V1+V2 of the display screen and the driving machine which are arranged on each upright post.
5. A method for safe use of electricity for a rail transit platform as claimed in claim 1, wherein:
and S4, converting alternating current commercial power into direct current with minimum power supply voltage, connecting each upright post in parallel, and supplying power to each upright post through a bus by the direct current with the minimum power supply voltage.
6. A method for safe use of electricity for a rail transit platform as claimed in claim 5, wherein:
and a shielding layer is arranged on the outer side of the bus.
7. A method for safe use of electricity for a rail transit platform as claimed in claim 5, wherein: the number of the pull ropes (3) is at least two, and the bus is arranged in the pull rope (3) at the lowest part.
8. A method for safe use of electricity for a rail transit platform as claimed in claim 1, wherein: the lifting column (2) is provided with sliding blocks (21) which are used for being connected with the pull ropes (3), and the number of the sliding blocks (21) is at least two.
9. A method for safe use of electricity for a rail transit platform as claimed in claim 8, wherein: be provided with rotor (22) on elevating column (2), be provided with driving belt (23) on rotor (22), driving belt (23) one end with one of the below slider (21) is connected, driving belt (23) keep away from the one end of slider (21) with stand (1) is connected.
10. A method for safe use of electricity for a rail transit platform as claimed in claim 1, wherein: the driving machine (11) is provided with a driving sprocket (111), and the driving chain (12) is in meshed connection with the driving sprocket (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310561545.9A CN117134313A (en) | 2023-05-18 | 2023-05-18 | Safe electricity utilization method for rail transit platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310561545.9A CN117134313A (en) | 2023-05-18 | 2023-05-18 | Safe electricity utilization method for rail transit platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117134313A true CN117134313A (en) | 2023-11-28 |
Family
ID=88853402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310561545.9A Pending CN117134313A (en) | 2023-05-18 | 2023-05-18 | Safe electricity utilization method for rail transit platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117134313A (en) |
-
2023
- 2023-05-18 CN CN202310561545.9A patent/CN117134313A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113525209A (en) | Multifunctional electric power maintenance vehicle | |
| CN105084164A (en) | Wind tower lifter | |
| CN217950131U (en) | Car lift or intelligent overhead door for garage | |
| CN202245655U (en) | Energy-saving elevator | |
| CN117134313A (en) | Safe electricity utilization method for rail transit platform | |
| CN116464383A (en) | A shield door structure for high-speed railway platform | |
| CN101898711A (en) | Compound type elevator and control method thereof | |
| CN219960169U (en) | Power supply structure for rail transit platform door | |
| CN220857664U (en) | Distributed power supply structure for high-speed rail platform door | |
| CN117175761A (en) | Power supply method for rail transit platform door | |
| CN219754436U (en) | A shield door structure for high-speed railway platform | |
| CN219953058U (en) | Energy-saving rail transit platform door structure | |
| CN116176630A (en) | Platform lifting rod safety door | |
| CN219760687U (en) | Power supply structure of high-speed railway platform door | |
| CN117166907A (en) | Electronic limit method for high-speed rail platform door | |
| CN202897713U (en) | Secure elevator for residential building | |
| CN219754437U (en) | Intelligent shielding door structure of rail transit platform | |
| CN107720475A (en) | A kind of Elevator weight sensor buffer distance automatic detection device | |
| CN209242407U (en) | A kind of electric open type electric top car emergency exit | |
| CN207173625U (en) | A kind of subway train towing tank overhauls lowering or hoisting gear | |
| CN221678706U (en) | Multifunctional platform safety door structure | |
| CN117318216A (en) | Distributed power supply method for high-speed rail platform door | |
| CN116838218A (en) | Emergency control method for safety door | |
| CN117134441A (en) | Power supply distribution method for high-speed rail platform door posts | |
| CN206705465U (en) | It is a kind of to lift stable construction site elevator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |