CN102642762A

CN102642762A - Safety device of passenger conveying apparatus

Info

Publication number: CN102642762A
Application number: CN2011103377453A
Authority: CN
Inventors: 藤原宪治
Original assignee: Toshiba Elevator Co Ltd
Current assignee: Toshiba Elevator and Building Systems Corp
Priority date: 2011-02-18
Filing date: 2011-10-31
Publication date: 2012-08-22
Anticipated expiration: 2031-10-31
Also published as: CN102642762B; JP2012171713A; JP5683993B2

Abstract

The invention provides a security apparatus for passenger conveyer device which is capable of ensuring safety at the closest part of the moving handrail entrance and setting an optical sensor without relationship with the space shape of the entrance for alarming. The security apparatus for passenger conveyer device is characterized in that the security apparatus is arranged at the front end surface of an entrance detection piece 36 and is provided with optical sensors 54 and 55 in the detection area in parallel with the moving direction of the moving handrail, and a voice processing device 58 when the sensors 54 and 55 detect the object for alarming.

Description

The safety device of device of passenger conveyor

On February 18th, 2011) and require the preceence of this application the application is based on the Japanese patent application 2011-32899 number (applying date:.The application is through comprising the content of this application with reference to this Japanese patent application.

Technical field

Embodiment of the present invention relates to the safety device of device of passenger conveyor such as escalator, moving sidewalk.

Background technology

Safety device as in the past device of passenger conveyor; Inlet portion below leaning on than the upset subordinate side of moving hand-rail between several mm～position of tens mm and the floor of stopping port is provided with the sensor (for example the spy with reference to Japan opens clear 63-143192 communique) of the situation that detects the head clamp children and/or chest.

In addition, as other safety device,, the horizontal top of this base part is set at surveyed area (for example the spy with reference to Japan opens the 2007-137675 communique) in the base part sensors configured of inlet portion.

And then, as other safety device, according to the light quantity of charging into the optical fiber institute perception that the limit is provided with in the protection that is used for moving hand-rail, the intrusion of inspected object (for example the spy with reference to Japan opens flat 6-183680 communique).

But; In above-mentioned each safety device in the past; Setting not only can detect human body and can detect the wide region surveyed area of belongings, and the possibility that detects unnecessary work is high, therefore exists the problem that can produce unnecessary alarm continuously and the passenger brought sense of discomfort.

In addition, through with sensor configuration in the position of the operation portion of leaving moving hand-rail, i.e. the basal part that enters the mouth, surveyed area becomes big and the N/R operating range becomes big, exists time-consuming problem in the adjustment of operating range.

And then, so exist when newly being built into the railing structure of oral area because the different more emat sensors that need of the spatial form of inlet portion, become the problem of increase.

Summary of the invention

Therefore, the present invention in view of the above problems, purpose is to be provided at the forefield of the moving hand-rail that health is involved in easily, can irrespectively dispose optical sensor with the spatial form of inlet portion and the safety device of the device of passenger conveyor of reporting to the police.

This embodiment is a kind of safety device of device of passenger conveyor, has: a plurality of rank of stepping on that are connected to endless; Be arranged at the aforementioned pair of right and left railing of stepping on the left and right sides portion on rank; Moving hand-rail, itself and the aforementioned rank of stepping on are moved synchronously and along the top of aforementioned railing, are overturn downwards by the handrail upset portion of the stopping port end that is in aforementioned railing afterwards, get into the gangway at the inlet face opening of the bottom that is in aforementioned railing; The entry switch detection bodies, it is outstanding from aforementioned inlet face, forms section C type with the mode of the periphery of surrounding aforementioned moving hand-rail; Entry switch, it carries out work when aforementioned entry switch detection bodies is pressed to aforementioned inlet face side; Entrance safety device, it carries out trouble free service when aforementioned entry switch is worked; Optical sensor, the front end face that it is arranged at aforementioned entry switch detection bodies has the surveyed area parallel with the service direction of aforementioned moving hand-rail; And alarm portion, it is reported to the police during to object in the aforementioned lights sensor.

Description of drawings

Fig. 1 is the lateral plan at stopping port place of the escalator of embodiment 1 of the present invention.

Fig. 2 is the front elevation at this stopping port place.

Fig. 3 is the enlarged drawing of inlet detection bodies.

Fig. 4 is the block diagram of safety device.

Fig. 5 is the lateral plan of stopping port of the escalator of embodiment 2.

The specific embodiment

Below, the device of passenger conveyor about an embodiment describes based on accompanying drawing.This embodiment uses escalator 10 to describe as device of passenger conveyor.

[embodiment 1]

Escalator 10 about embodiment 1 describes based on Fig. 1～Fig. 4.

(1) structure of escalator 10

Escalator 10 have on-cycle for no reason a plurality ofly step on rank 12, be arranged on these both sides of stepping on rank 12 railing 14 and along the top of pair of right and

left railing

14,14 with step on rank 12 synchronization-moving moving hand-rails 16.

Fig. 1 is near the lateral plan of stopping port of escalator 10, and Fig. 2 is near the front elevation the stopping port.

The handrail cover plate 20 that railing 14 has interior plate 18, is provided with along the upper end of this interior plate 18, the moving hand-rail 16 of the section C type that disposes with the mode of surrounding handrail cover plate 20 moves on the top of handrail cover plate 20.In addition, near the stopping port of interior plate 18, be provided with roughly semi-round handrail upset portion 22, at the peripheral part of handrail upset portion 22 aforementioned moving hand-rail cover plate 20 be set, moving hand-rail 16 overturns from the top down.

Cover plate in the bottom of railing 14 is provided with skirtboard 24, be configured to and step on the gap that keeps between the rank 12 a little.Near the stopping port of skirtboard 24, be provided with front end skirtboard 26.At the face of the face side of front end skirtboard 26 (below be called " inlet face ") 28, opening is useful on the gangway that the moving hand-rail 16 that moves through handrail upset portion 22 is got into downwards.Near the stopping port of stepping on rank 12, be pair of right and left railing 14, the stopping port between 14, be provided with floor 32.In this manual, will be called inlet portion 34 by the space that inlet face 28, moving hand-rail 16, floor 32 surround.

(2) structure of entrance safety device

Next, the structure about entrance safety device describes.

The inlet face 28 of the periphery of 30 periphery, the moving hand-rail 16 that promptly gets in the gangway, the inlet detection bodies 36 of section C type can be configured to parallel with the service direction of moving hand-rail 16 movably.Inlet detection bodies 36 by resin, synthetic resin etc. can elastic deformation material form.Pressing plate 38 extends towards front end skirtboard 26 inside from the bottom of inlet detection bodies 36, and the leading section of pressing plate 38 is warpage downwards, forms press section 40.In the position that disposes press section 40, the entry switch 42 that is made up of limit switch is fixed in front end skirtboard 26 inside.If push inlet detection bodies 36, then press section 40 is set at connection (ON) state with entry switch 42.If entry switch 42 becomes on-state, then the not shown control part of escalator 10 detects unusually, carries out the running of escalator 10 is abended, gives the alarm, makes the bright trouble free service that extinguishes of luminous point through sound.

(3) structure of safety device 44

Next, the safety device 44 about inlet portion 34 describes.

At the front end face of inlet detection bodies 36, opening has 4

holes

46,48,50,52.The

hole

46,48 of comparing the top that is in the top with moving hand-rail 16 with the relative mode opening in the both ends that are in top of the inlet detection bodies 36 of section C type.The opening direction in the

hole

46,48 on top is set to parallel with the detection bodies 36 that enters the mouth.In addition, the

hole

46,48 on top forms the band stepped hole with stage portion 47.

The

hole

50,52 of comparing the bottom that is in the below with moving hand-rail 16 with the relative mode opening in bottom of the inlet detection bodies 36 of section C type.The opening direction in the

hole

50,52 of bottom is set to parallel with the detection bodies 36 that enters the mouth.In addition, the

hole

50,52 of bottom forms the band stepped hole with stage portion 51.

Hole

46,48 on top; Be embedded with respectively and have the optical sensor 54 that emission receives the diffusion type of optical element; Also be embedded with the identical optical sensor 55 that emission receives the diffusion type of optical element that has respectively in the

hole

50,52 of bottom, each emission receives the peristome in light face and each

hole

46,48,50,52 and faces.The main body of optical sensor 54 is disposed at from each hole 46～52 the peristome space to stage portion 47,51.The rear portion of each

optical sensor

54,55, fixing by the fastening metal spare 56 of the rearward end that is in each hole 46～52.

Surveyed area 54a, the 55a of the wire of

optical sensor

54,55 are that the opening direction in hole 46～52 is parallel with the configuration direction of optical sensor 54,55.Thus, the surveyed area 54a of wire, 55a, as shown in figures 1 and 3, be set to parallel with the service direction of moving hand-rail 16.

(4) the electric structure of safety device 44

Next, about the electric structure of safety device 44, describe based on the block diagram of Fig. 4.

4

optical sensors

54,55 are connected in sound processing apparatus 58.At sound processing apparatus 58, be connected with the 1st recapiulation 60 of sending buzzer tone and be connected with loud speaker 64 with the 2nd recapiulation 62, the 1 recapiulations the 60, the 2nd recapiulation 62 of reproducing alert message.

If object is near surveyed area 54a, the 54a of the

optical sensor

54,54 on 2 tops of the top that is disposed at moving hand-rail 16; 54,54 pairs of sound processing apparatus 58 output abnormality signals of each optical sensor then, sound processing apparatus 58 via the 1st recapiulation 60 from loud speaker 64 output alarm buzzings.

In addition; If object is near surveyed area 55a, the 55a of the

optical sensor

55,55 of 2 bottoms of the below that is disposed at moving hand-rail 16; 55,55 pairs of sound processing apparatus 58 output abnormality signals of each optical sensor then, sound processing apparatus 58 via the 2nd recapiulation 62 from loud speaker 64 output alert messages.

(5) effect

According to this embodiment, because the part that sandwiches the most incidental moving hand-rail 16 and inlet detection bodies 36 of object becomes surveyed area, so can suppress the unnecessary work of

optical sensor

54,55.

In addition, parallel because surveyed area 54a, the 55a of

optical sensor

54,55 are wire with the service direction of moving hand-rail 16, so can not detecting moving hand-rail 16,

optical sensor

54,55 is not object.

In addition; Since be in moving hand-rail 16 above top optical sensor 54 detect under the situation of object; The alarm buzzing that pipes, the bottom

optical sensor

55,55 below being in detect under the situation of object and export alert message, so can clearly distinguish and give the alarm for the supvr; The part of human body be drawn into moving hand-rail 16 and from the gangway 30 can perception before being sandwiched the inside of escalator 10 approaching to dangerous position, can be immediately to passenger's alerting.

[embodiment 2]

Next, the escalator 10 about embodiment 2 describes based on Fig. 5.

The difference of this embodiment and embodiment 1 is with stepped hole, is the opening direction in hole 46～52.Promptly in embodiment 1, the service direction of moving hand-rail 16 is installed with inlet detection bodies 36 abreast.

But in this embodiment, inlet detection bodies 36 is to install with respect to moving hand-rail 16 bevelled states.Therefore, so that the opening direction in hole 46～52 with respect to inlet detection bodies 36 tilt, the mode opening parallel with the service direction of moving hand-rail 16.

Thus, can be set at the surveyed area of the wire of

optical sensor

54,55 parallel with the service direction of moving hand-rail 16.Therefore, can moving hand-rail 16 mistakes be identified as object.

[variation]

In above-mentioned each embodiment, be illustrated with escalator 10 as device of passenger conveyor, but the generation also can use this embodiment at moving sidewalk.

In embodiment 2; Opening direction about hole 46; As shown in Figure 5 have angle at above-below direction; But in addition also can be surveyed area 54a, the 55a of the wire of

optical sensor

54,55 be inwardly changed into or outwards, can easily have the function of Width through having angle about left and right directions.

Though the above-mentioned embodiment of having explained, this embodiment are to point out as an example, and do not really want to limit scope of invention.These new embodiments can be implemented with other variety of way, can carry out various omissions, displacement, change in the scope of the purport that does not break away from invention.These embodiments and/or its distortion are contained in scope of invention and/or purport, and are contained in invention and the impartial scope of putting down in writing in the claim thereof.

Claims

1. the safety device of a device of passenger conveyor is characterized in that, has:

Be connected to a plurality of rank of stepping on of endless;

Be arranged at the aforementioned pair of right and left railing of stepping on the left and right sides portion on rank;

Moving hand-rail, itself and the aforementioned rank of stepping on are moved synchronously and along the top of aforementioned railing, are overturn downwards by the handrail upset portion of the stopping port end that is in aforementioned railing afterwards, get into the gangway at the inlet face opening of the bottom that is in aforementioned railing;

The entry switch detection bodies, it is outstanding from aforementioned inlet face, forms section C type with the mode of the periphery of surrounding aforementioned moving hand-rail;

Entry switch, it carries out work when aforementioned entry switch detection bodies is pressed to aforementioned inlet face side;

Entrance safety device, it carries out trouble free service when aforementioned entry switch is worked;

Optical sensor, the front end face that it is arranged at aforementioned entry switch detection bodies has the surveyed area parallel with the service direction of aforementioned moving hand-rail; And

Alarm portion, it is reported to the police during to object in the aforementioned lights sensor.

2. the safety device of device of passenger conveyor according to claim 1 is characterized in that:

Have a plurality of aforementioned lights sensors;

Aforementioned each optical sensor is arranged at the front end face of distinguishing cooresponding aforementioned entry switch detection bodies with the above and below of aforementioned moving hand-rail respectively.

3. the safety device of device of passenger conveyor according to claim 1 and 2 is characterized in that:

Front end face in aforementioned entry switch detection bodies is provided with porose;

The aforementioned lights sensor is embedded in aforementioned apertures.

4. the safety device of device of passenger conveyor according to claim 3 is characterized in that:

With the aforementioned surveyed area mode parallel, set opening direction with respect to the aforementioned apertures of aforementioned entry switch detection bodies with the service direction of aforementioned moving hand-rail.

5. according to the safety device of claim 3 or 4 described device of passenger conveyor, it is characterized in that:

Aforementioned apertures is the band stepped hole, and the main body of aforementioned lights sensor places in the space from the peristome of aforementioned apertures to aforementioned stage portion.

6. according to the safety device of any described device of passenger conveyor in the claim 1～5, it is characterized in that:

The aforementioned lights sensor is the optical sensor of diffuse reflection type.

7. according to the safety device of any described device of passenger conveyor in the claim 1～6, it is characterized in that:

Aforementioned alarm portion carries out aforementioned warning with sound.

8. the safety device of device of passenger conveyor according to claim 7 is characterized in that:

Aforementioned alarm portion reports to the police with different audio respectively with the aforementioned lights sensor that carries out perception in a plurality of aforementioned lights sensors accordingly.