CN213569074U

CN213569074U - Safety structure suitable for automatic escalator comb plate

Info

Publication number: CN213569074U
Application number: CN202022665774.XU
Authority: CN
Inventors: 施继红; 张金荣; 丁建伟
Original assignee: Wuxi Oufeng Elevator Parts Co ltd
Current assignee: Wuxi Oufeng Elevator Parts Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-06-29
Anticipated expiration: 2030-11-17

Abstract

The utility model discloses a safety structure suitable for automatic escalator fishback belongs to fishback's technical field. Its technical scheme main points are including the fishback body, the tooth's socket has been seted up to the one end that the fishback kept away from the forward position board, one side fixedly connected with sliding block that the fishback body is close to the forward position board, the sliding tray has been seted up to one side that the forward position board is close to the fishback body, the cover is equipped with compression spring one on the sliding block, compression spring one fixed connection is in the sliding tray bottom, it is equipped with two dashpots to open relatively in the sliding tray, the both sides fixedly connected with trigger block of sliding block, trigger block sliding connection is in the dashpot, pressure sensor one is installed to the bottom of dashpot, the below of fishback body is provided with the backup pad, be provided with trigger assembly between backup pad and the fishback body, the utility model discloses when the fishback receives the impact force, carry out accurate detection, trigger staircase automatic.

Description

Safety structure suitable for automatic escalator comb plate

Technical Field

The utility model relates to a technical field of fishback, in particular to safety structure suitable for automatic escalator fishback.

Background

The comb plate is positioned at the inlet and outlet of the two ends and meshed with the steps or the grooves on the pedal surface, is mainly used for removing foreign matters on the steps and has an anti-skid function. Usually, the comb plate has a shape and inclination such that passengers do not trip when leaving the escalator or moving walkway.

In the actual process, when passengers pass through the steps, foreign matters are easy to fall onto the steps, the foreign matters move along with the steps, and for some smaller foreign matters, the comb plates at the two ends of the steps can clean the foreign matters, so that the foreign matters are prevented from entering the escalator; for some larger foreign objects, it may be caught in the tooth grooves of the comb plate, and at this time, the comb plate may not be able to remove the foreign objects. Considering from safe angle, the fishback should still carry out automated inspection to great foreign matter insertion, and the mounting structure of current fishback all is simple detection structure and detects receiving the impact force, and this kind of detection is not comprehensive enough, often just effective when receiving great impact force, takes place the incident easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a safety structure suitable for automatic escalator fishback can carry out accurate detection when fishback receives the impact force, triggers staircase automatic shutdown, ensures personnel's safety.

A safety structure suitable for an escalator comb plate comprises a comb plate body, a front edge plate is installed at one end of the comb plate body, a tooth groove is formed in one end, away from the front edge plate, of the comb plate body, a sliding block is fixedly connected to one side, close to the front edge plate, of the comb plate body, a sliding groove is formed in one side, close to the comb plate body, of the front edge plate, the sliding block is connected in the sliding groove in a sliding mode, a compression spring I is sleeved on the sliding block and fixedly connected to the bottom of the sliding groove, two buffer grooves are formed in the sliding groove in a relatively-opened mode, trigger blocks are fixedly connected to two sides of the sliding block and are connected in the buffer grooves in a sliding mode, a pressure sensor I is installed at the bottom of the buffer grooves and connected with an external power supply system through an electric wire, a support plate is arranged below the comb plate body, a trigger assembly is arranged between the supporting plate and the comb plate body.

Further, the trigger assembly includes regulation post, two otic placodes and compression spring two of fixed connection in fishback body below, the tip fixedly connected with two otic placodes that the regulation post runs through the backup pad, the holding tank has been seted up in the backup pad, the notch of holding tank is relative with two otic placodes, pressure sensor two is installed to the bottom of holding tank, pressure sensor two is connected with outside power supply system through the electric wire, the compression spring cover is established on adjusting the post, compression spring two compression is between backup pad and fishback body.

Further, the trigger assembly is provided with at least two in the width direction of fishback body.

Furthermore, a plurality of anti-skidding grooves are formed in the comb plate body, and a plurality of anti-skidding grooves are formed in the length direction of the comb plate body.

To sum up, the utility model discloses following beneficial effect has:

1. the sliding block is arranged on one side of the comb plate body, the sliding groove is formed in the front edge plate, the sliding block is connected in the sliding groove in a sliding mode, when foreign matters are clamped in the tooth grooves, the comb plate body is subjected to acting force in the horizontal direction from a human body or a moving step, the comb plate body slides in the direction close to the front edge plate, the trigger block abuts against the bottom of the buffer groove at the moment, the trigger block abuts against the first pressure sensor, the switch of the escalator is triggered, the escalator stops running, and safety of passengers is guaranteed;

2. through the arrangement of the trigger assembly, foreign matters are clamped into the tooth grooves of the comb plate body, the comb plate body is simultaneously subjected to upward acting force, at the moment, the adjusting columns move upwards, the double lug plates abut against the pressure sensor II, and the pressure sensor II triggers the switch of the escalator under the condition that the pressure sensor I does not trigger the escalator to stop running, so that accurate detection is carried out when the comb plate is subjected to impact force;

3. through the setting of antiskid groove, when guaranteeing that the passenger tramples on the fishback body, accidents such as can not take place to slide.

Drawings

Fig. 1 is a schematic sectional structure diagram for embodying a comb plate body in the embodiment;

FIG. 2 is an enlarged schematic structural view of a portion A of FIG. 1;

fig. 3 is a top view of the embodiment for embodying the comb plate body;

in the figure, 1, a comb plate body; 2. a front edge plate; 3. a tooth socket; 4. a sliding block; 5. a sliding groove; 6. a first compression spring; 7. a buffer tank; 8. a trigger block; 9. a first pressure sensor; 10. a trigger component; 11. a support plate; 12. an adjustment column; 13. a double ear plate; 14. a second compression spring; 15. accommodating grooves; 16. a second pressure sensor; 17. and (4) an anti-slip groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Example (b):

the utility model provides a safety structure suitable for automatic escalator fishback, as shown in fig. 1 and 3, includes fishback body 1, and front edge board 2 is installed to fishback body 1 one end, and the tooth's socket 3 has been seted up to the one end that fishback kept away from front edge board 2.

As shown in fig. 1 and 2, one side fixedly connected with sliding block 4 that fishback body 1 is close to leading edge board 2, sliding block 4 welds in leading edge board 2 below, and sliding tray 5 has been seted up to leading edge board 2 one side that is close to fishback body 1, and sliding block 4 sliding connection is in sliding tray 5.

As shown in fig. 1 and 2, the sliding block 4 is sleeved with a compression spring one 6, the compression spring one 6 is welded at the bottom of the sliding groove 5, and the sliding block 4 is easily returned to the initial position under the resilience action of the compression spring one 6.

As shown in fig. 1 and 2, when a small foreign matter is stuck into the tooth space 3 of the comb plate body 1, the foreign matter may be taken out along with the operation of the steps, the escalator does not need to be controlled to stop running under the condition, the foreign matter is stuck into the tooth space 3 to form a certain resistance, the foreign matter needs to be detected, two buffer grooves 7 are oppositely arranged in the sliding groove 5, the trigger blocks 8 are welded on two sides of the sliding block 4, the first pressure sensor 9 is installed at the bottom of the buffer groove 7, and the first pressure sensor 9 is connected with an external power supply system through an electric wire. When the sliding block 4 slides to the bottom close to the sliding groove 5 under the action of foreign matters, the triggering blocks 8 on the two sides slide to the bottom of the buffer groove 7 at the moment, and therefore the first pressure sensor 9 is abutted to the triggering blocks.

As shown in fig. 1 and 2, in order to ensure that the comb plate body 1 can trigger the switch of the escalator when the foreign matter is jammed in the comb plate body 1, another trigger assembly 10 is provided between the support plate 11 and the comb plate body 1, the support plate 11 is provided below the comb plate body 1, and the support plate 11 is installed at a corresponding position below the comb plate body 1 through bolts. Two trigger assemblies 10 are arranged in the width direction of the comb plate body 1, and the two trigger assemblies 10 are respectively arranged on the left side and the right side of the comb plate body 1.

As shown in fig. 1 and 2, the trigger assembly 10 includes a regulating post 12 welded below the comb plate body 1, a double lug plate 13 and a second compression spring 14, the regulating post 12 is welded with the double lug plate 13 through the end of the supporting plate 11, an accommodating groove 15 is formed in the supporting plate 11, a notch of the accommodating groove 15 is opposite to the double lug plate 13, the second pressure sensor 16 is installed at the bottom of the accommodating groove 15, the second pressure sensor 16 is connected with an external power supply system through an electric wire, the second compression spring 14 is sleeved on the regulating post 12, and the second compression spring 14 is compressed between the supporting plate 11 and the comb plate body 1.

As shown in fig. 1 and 2, when a foreign object is stuck into the tooth space 3, the comb plate body 1 is subjected to an upward acting force, and at the moment, the adjusting column 12 moves upward, so that the double lug plates 13 are abutted against the second pressure sensor 16, and the triggering of the escalator switch is realized.

As shown in fig. 1 and 2, in order to improve the safety of passengers stepping on the comb plate body 1, a plurality of anti-slip grooves 17 are formed in the comb plate body 1, and the anti-slip grooves 17 are provided in a plurality along the length direction of the comb plate body 1.

The specific implementation process comprises the following steps: when foreign matters are clamped in the tooth grooves 3, the comb plate body 1 is stressed by a horizontal force at the moment, the sliding block 4 slides towards the bottom of the sliding groove 5, when the triggering block 8 abuts against the first pressure sensor 9 positioned at the bottom of the buffer groove 7, the switch of the escalator is triggered, and the escalator stops running; when the first pressure sensor 9 does not trigger the escalator switch, at the moment, under the action of upward force, the comb plate body 1 abuts against the second pressure sensor 16 in the accommodating groove 15, so that the escalator switch is triggered, and the escalator stops running.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a safety structure suitable for automatic escalator fishback, its characterized in that: comprises a comb plate body (1), wherein a front edge plate (2) is installed at one end of the comb plate body (1), a tooth groove (3) is formed in one end, far away from the front edge plate (2), of the comb plate body (1), a sliding block (4) is fixedly connected to one side, close to the front edge plate (2), of the front edge plate (2), a sliding groove (5) is formed in one side, close to the comb plate body (1), of the front edge plate (2), the sliding block (4) is connected in the sliding groove (5) in a sliding mode, a compression spring I (6) is sleeved on the sliding block (4), the compression spring I (6) is fixedly connected to the bottom of the sliding groove (5), two buffer grooves (7) are oppositely formed in the sliding groove (5), trigger blocks (8) are fixedly connected to two sides of the sliding block (4), the trigger blocks (8) are connected in the buffer grooves (7) in a sliding mode, and a pressure sensor I (9) is installed at the bottom of, the pressure sensor I (9) is connected with an external power supply system through an electric wire, a supporting plate (11) is arranged below the comb plate body (1), and a trigger assembly (10) is arranged between the supporting plate (11) and the comb plate body (1).

2. Safety structure suitable for escalator comb plate according to claim 1, characterized in that: trigger subassembly (10) are including regulation post (12), binaural board (13) and compression spring two (14) of fixed connection in fishback body (1) below, regulation post (12) run through tip fixedly connected with binaural board (13) of backup pad (11), holding tank (15) have been seted up on backup pad (11), the notch and binaural board (13) of holding tank (15) are relative, pressure sensor two (16) are installed to the bottom of holding tank (15), pressure sensor two (16) are connected with external power supply system through the electric wire, compression spring two (14) cover is established on regulation post (12), compression spring two (14) compression is between backup pad (11) and fishback body (1).

3. Safety structure suitable for escalator comb plate according to claim 1, characterized in that: at least two trigger assemblies (10) are arranged in the width direction of the comb plate body (1).

4. Safety structure suitable for escalator comb plate according to claim 1, characterized in that: a plurality of anti-skidding grooves (17) are formed in the comb plate body (1), and a plurality of anti-skidding grooves (17) are arranged along the length direction of the comb plate body (1).