CN202704740U - Braking distance measuring device for staircase - Google Patents
Braking distance measuring device for staircase Download PDFInfo
- Publication number
- CN202704740U CN202704740U CN 201220297115 CN201220297115U CN202704740U CN 202704740 U CN202704740 U CN 202704740U CN 201220297115 CN201220297115 CN 201220297115 CN 201220297115 U CN201220297115 U CN 201220297115U CN 202704740 U CN202704740 U CN 202704740U
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- Prior art keywords
- staircase
- magnetic induction
- induction switch
- switch
- stopping distance
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- Length Measuring Devices By Optical Means (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Abstract
The utility model discloses a braking distance measuring device for a staircase. The staircase comprises stairs and staircase skirt plates at two sides of the stairs. The braking distance measuring device for the staircase comprises a magnet, a magnetic induction switch, a control box and a brake trigger switch, wherein a processing circuit is arranged inside the control box, the magnet is fixed on the stairs, and the magnetic induction switch is fixed on the staircase skirt plates and controls the brake trigger switch to operate through the processing circuit. The braking distance measuring device for the staircase is simple in structure and easy to operate. The magnetic induction switch is used to control the brake trigger switch to operate through the processing circuit, the operational error caused by manual visual inspection and manual operation is avoided, mechanization of the operation is achieved, actual braking distance can be obtained under various work conditions, and the measuring accuracy is high.
Description
Technical field
The utility model relates to the measuring equipment field, relates in particular to a kind of staircase stopping distance measurement mechanism.
Background technology
Staircase and moving sidewalk all belong to special equipment, and its use is related to people's personal safety, and its stopping distance all has mandatory requirement in national standard.So-called stopping distance is staircase or moving sidewalk in the situation of normal operation, from beginning to brake to fully static process, the distance that staircase or moving sidewalk move, install and use procedure in all need to check stopping distance.
Measuring at present stopping distance mainly is to adopt the handmarking, relies on range estimation when graticule overlaps, and brakes and carries out range observation again.The method bothers when reality is used, and needs the handmarking, and needs artificial triggering brake switch, and then uses the tape measure distance, and the human element of introducing in the measurement process is larger on the result of a measurement impact, causes measuring inaccuracy.Also having a kind of measuring instrument is to utilize speed gage to measure in conjunction with the method for trigger switch, but the method comparatively complexity is not easy to operate.
The utility model content
Technical problem to be solved in the utility model provides a kind of simple to operate, staircase stopping distance measurement mechanism that survey precision is high.For solving the problems of the technologies described above, the utility model by the following technical solutions:
A kind of staircase stopping distance measurement mechanism, described staircase comprises the ladder apron plate of step and step both sides, described staircase stopping distance measurement mechanism comprises magnet, magnetic induction switch, control capsule and drg trigger switch, be provided with treatment circuit in the described control capsule, described magnet is fixed on the step, magnetic induction switch is fixed on the ladder apron plate, and described magnetic induction switch is by the action of processing circuit controls drg trigger switch.
Further, described treatment circuit comprises power input, transistor, diode and solid-state relay, described power input is connected with magnetic induction switch, transistorized collector respectively, transistorized base stage is connected with magnetic induction switch, transistorized emitter-base bandgap grading is connected with diode, solid-state relay respectively, and described drg trigger switch is connected with solid-state relay.
Preferably, described treatment circuit also comprises the first resistance and the second resistance, and described the first resistance is located between magnetic induction switch and the transistorized base stage, and described the second resistance is located between magnetic induction switch and the power input.
Further, described magnetic induction switch is Hall element.
Preferably, be fixed with the first permanent seat on the described step, described magnet is fixed on the first permanent seat.
Further, be fixed with the second permanent seat on the described ladder apron plate, described magnetic induction switch is fixed on the second permanent seat.
Preferably, described control capsule is provided with source switch, power light and relay indicating light.
Simple in structure, the processing ease of staircase stopping distance measurement mechanism that the utility model relates to, utilize magnetic induction switch to pass through the action of processing circuit controls staircase drg trigger switch, the operate miss of having avoided artificial visually examine, M/C to bring, realized the mechanization of operation, under different operating modes, can draw actual stopping distance, and survey precision is high.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the scheme drawing for the treatment of circuit in the utility model.
The specific embodiment
Further specify embodiment of the present utility model below in conjunction with accompanying drawing.
The utility model relates to a kind of staircase stopping distance measurement mechanism, described staircase comprises the ladder apron plate of step and step both sides, see Fig. 1, described staircase stopping distance measurement mechanism comprises magnet 1, magnetic induction switch 2, control capsule 3 and drg trigger switch 4, be provided with treatment circuit 5 in the described control capsule 3, described magnet 1 is fixed on the step, and magnetic induction switch 2 is fixed on the ladder apron plate, and described magnetic induction switch 2 is by 4 actions for the treatment of circuit 5 control drg trigger switches.
Further, see Fig. 2, described treatment circuit 5 comprises power input 51, transistor 52, diode 53 and solid-state relay 54, described power input 51 is connected with the collector of magnetic induction switch 2, transistor 52 respectively, the base stage of transistor 52 is connected with magnetic induction switch 2, the emitter-base bandgap grading of transistor 52 is connected with diode 53, solid-state relay 54 respectively, and described drg trigger switch 4 is connected with solid-state relay 54.Described treatment circuit 5 also comprises the first resistance 55 and the second resistance 56, and described the first resistance 55 is located between the base stage of magnetic induction switch 2 and transistor 52, and described the second resistance 56 is located between magnetic induction switch 2 and the power input 51.Preferably, described magnetic induction switch 2 is Hall element.
Preferably, be fixed with the first permanent seat 6 on the described step, described magnet 1 is fixed on the first permanent seat 6.Be fixed with the second permanent seat 7 on the described ladder apron plate, described magnetic induction switch 2 is fixed on the second permanent seat 7.
Described control capsule 3 is provided with source switch 31, power light 32 and relay indicating light 33.
During implementation, first the source switch 31 of control capsule 3 is opened, power light 32 is lighted, the starting staircase.When the magnet 1 on the stair step moves to when overlapping with magnetic induction switch 2, magnet 1 and magnetic induction switch 2 electromagnetic induction, the relay indicating light 33 of control capsule 3 is lighted, and the electric signal in the magnetic induction switch 2 makes 4 actions of drg trigger switch by treatment circuit 5 simultaneously, with staircase brake.With the distance between metallic tape measurement magnetic induction switch 2 and the magnet 1, this distance is the stopping distance of staircase again.
Simple in structure, the processing ease of staircase stopping distance measurement mechanism that the utility model relates to, utilize magnetic induction switch to pass through the action of processing circuit controls staircase drg trigger switch, the operate miss of having avoided artificial visually examine, M/C to bring, realized the mechanization of operation, under different operating modes, can draw actual stopping distance, and survey precision is high.
Claims (7)
1. staircase stopping distance measurement mechanism, described staircase comprises the ladder apron plate of step and step both sides, it is characterized in that: described staircase stopping distance measurement mechanism also comprises magnet (1), magnetic induction switch (2), control capsule (3) and drg trigger switch (4), be provided with treatment circuit (5) in the described control capsule (3), described magnet (1) is fixed on the step, magnetic induction switch (2) is fixed on the ladder apron plate, and described magnetic induction switch (2) is by treatment circuit (5) control drg trigger switch (4) action.
2. staircase stopping distance measurement mechanism according to claim 1, it is characterized in that: described treatment circuit (5) comprises power input (51), transistor (52), diode (53) and solid-state relay (54), described power input (51) respectively with magnetic induction switch (2), the collector of transistor (52) connects, the base stage of transistor (52) is connected with magnetic induction switch (2), the emitter-base bandgap grading of transistor (52) respectively with diode (53), solid-state relay (54) connects, and described drg trigger switch (4) is connected with solid-state relay (54).
3. staircase stopping distance measurement mechanism according to claim 2, it is characterized in that: described treatment circuit (5) also comprises the first resistance (55) and the second resistance (56), described the first resistance (55) is located between the base stage of magnetic induction switch (2) and transistor (52), and described the second resistance (56) is located between magnetic induction switch (2) and the power input (51).
4. according to claim 2 or 3 described staircase stopping distance measurement mechanisms, it is characterized in that: described magnetic induction switch (2) is Hall element.
5. staircase stopping distance measurement mechanism according to claim 1, it is characterized in that: be fixed with the first permanent seat (6) on the described step, described magnet (1) is fixed on the first permanent seat (6).
6. staircase stopping distance measurement mechanism according to claim 1, it is characterized in that: be fixed with the second permanent seat (7) on the described ladder apron plate, described magnetic induction switch (2) is fixed on the second permanent seat (7).
7. staircase stopping distance measurement mechanism according to claim 1, it is characterized in that: described control capsule (3) is provided with source switch (31), power light (32) and relay indicating light (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220297115 CN202704740U (en) | 2012-06-12 | 2012-06-12 | Braking distance measuring device for staircase |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220297115 CN202704740U (en) | 2012-06-12 | 2012-06-12 | Braking distance measuring device for staircase |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202704740U true CN202704740U (en) | 2013-01-30 |
Family
ID=47585064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220297115 Expired - Fee Related CN202704740U (en) | 2012-06-12 | 2012-06-12 | Braking distance measuring device for staircase |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202704740U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103754743A (en) * | 2014-01-13 | 2014-04-30 | 王旭 | Method of determining stopping distance of escalator or moving sidewalk |
-
2012
- 2012-06-12 CN CN 201220297115 patent/CN202704740U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103754743A (en) * | 2014-01-13 | 2014-04-30 | 王旭 | Method of determining stopping distance of escalator or moving sidewalk |
| CN103754743B (en) * | 2014-01-13 | 2015-09-30 | 王旭 | Determine the method for escalator or moving sidewalk braking distance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130130 Termination date: 20140612 |