CN216737118U

CN216737118U - Handrail area tensioning monitoring devices

Info

Publication number: CN216737118U
Application number: CN202122981809.5U
Authority: CN
Inventors: 王灼建; 虞继明
Original assignee: Ningbo Hongda Elevator Co Ltd
Current assignee: Ningbo Hongda Elevator Co Ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-06-14
Anticipated expiration: 2031-11-24

Abstract

The utility model provides a handrail area tensioning monitoring devices belongs to handrail area monitoring facilities technical field. It has solved the inconvenient problem of current handrail area monitoring facilities use. The utility model relates to a handrail area tensioning monitoring devices includes bottom plate, guide frame, triggers subassembly, movable rod, indicator board, goes up trigger and trigger down. When the handrail area is in tensioning state or lax state, trigger assembly can take place corresponding position change, make the staircase stop work at once, in order to avoid this staircase to take place the incident at the operation in-process, be equipped with the scale plate on the guide frame, perhaps after using a period in the installation, pass between hand wheel and the clamp pulley because of the handrail area, make the handrail area can prop up whole trigger assembly, thereby make certain scale interval on the directional scale plate of indicator panel, so, people alright adjust the elasticity in handrail area according to this scale interval, in order to make things convenient for people to the debugging of this handrail area.

Description

Handrail area tensioning monitoring devices

Technical Field

The utility model belongs to the technical field of handrail area monitoring facilities, a handrail area tensioning monitoring devices is related to.

Background

The escalator (including the moving sidewalk) generally uses a handrail, and the daily maintenance of the escalator generally includes a maintenance operation for the handrail, including tension adjustment of the handrail, so as to avoid various problems caused by the handrail, for example, the handrail is too tight to cause heating, wear is accelerated, and the like, and the handrail is too loose to easily cause safety problems such as speed of a hand grip, the handrail and a step.

However, the tension adjustment of the handrail belt is completely adjusted by the sense of the worker, it is difficult to achieve accurate adjustment of the tension, and the experience requirements of the worker are high.

Disclosure of Invention

The utility model aims at having the above-mentioned problem to current technique, provided a make things convenient for people to adjust handrail area tensioning and reduce handrail area tensioning monitoring devices that the staircase takes place the incident.

The purpose of the utility model can be realized by the following technical proposal: a handrail belt tension monitoring device comprising:

the bottom plate is provided with a guide frame;

the triggering assembly is movably connected with the guide frame, and the handrail belt movably penetrates through the triggering assembly;

one end of the movable rod is elastically connected with the trigger assembly, the movable rod penetrates through the bottom plate, and an indicating plate is arranged on the movable rod;

the upper trigger is arranged on the guide frame, the bottom plate is provided with a lower trigger, and the upper trigger and the lower trigger are respectively positioned on two sides of the indicating plate.

In foretell hand strap tensioning monitoring devices, trigger assembly includes the adjustable shelf and the activity hand wheel and the clamp wheel of locating in the adjustable shelf, the hand strap activity passes hand wheel and presss from both sides between the wheel, the movable clamp of one end of adjustable shelf is located in the guide frame.

In the handrail belt tensioning monitoring device, an upper cross rod for installing a hand-holding wheel and a lower cross rod for installing a clamping wheel are arranged in the movable frame, and one end of the upper cross rod and one end of the lower cross rod are movably clamped in the guide frame.

In foretell handrail area tensioning monitoring devices, be equipped with a pair of montant between last horizontal pole and the bottom rail, a pair of montant is located the both sides of hand wheel respectively, every all install the anticreep wheel that is used for preventing the dislocation of handrail area and removes on the montant.

In the handrail belt tensioning monitoring device, one end of the upper cross rod, which is far away from the movable frame, and one end of the upper cross rod, which is far away from the movable frame, are respectively provided with the left separation blade and the right separation blade, and one end of the movable frame is provided with the limiting plate and the limiting column.

In the above-mentioned handrail area tensioning monitoring devices, be equipped with the baffle in the guide frame, the baffle is located between left separation blade and the right separation blade, the baffle is located between spacing piece and the spacing post.

In the above-mentioned handrail belt tensioning monitoring device, a pair of nuts for limiting the movement of the indicator plate is installed on the movable rod, and the indicator plate is located between the two nuts.

In the above-mentioned handrail area tensioning monitoring devices, the cover is equipped with spring and fender ring on the movable rod, the one end of spring supports the adjustable shelf, and the other end of spring supports and keeps off the ring, keep off the ring and contact with one of them nut.

In foretell handrail area tensioning monitoring devices, be equipped with spacing pipe on the bottom plate, the movable rod activity passes spacing pipe, be equipped with the scale plate on the guide frame, be equipped with the mounting panel that is used for installing the trigger on the guide frame.

In the handrail belt tensioning monitoring device, the upper trigger and the lower trigger are both provided with the protrusions, and the indicating plate is provided with the grooves used for being embedded into the protrusions.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, when the handrail area was in tensioning condition or lax state, the trigger assembly can take place corresponding position change for the staircase stop work at once, take place the incident at the operation in-process with avoiding this staircase.

2. When the handrail area breaks suddenly, when triggering the subassembly and dropping to the bottom plate with higher speed, the nut that is close to spacing pipe is preferred to be contacted spacing pipe, and at this moment, the trigger under the indicator board contact, afterwards, support another nut because of the one end of spring, the other end of spring supports the adjustable shelf to the movable rod activity passes this adjustable shelf, makes the decurrent impact force of whole subassembly that triggers, can be absorbed by the spring, promptly, makes the spring atress compression, so, alright realize the cushioning effect to whole subassembly that triggers.

3. Be equipped with the scale plate on the guide frame, in the installation or after using a period, pass hand wheel and press from both sides between the wheel because of the handrail area for the whole subassembly that triggers can be supported in the handrail area, thereby makes a certain scale interval on the directional scale plate of indicator panel, so, people alright adjust the elasticity in handrail area according to this scale interval, with the debugging of convenient people to this handrail area.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.

Fig. 2 is a schematic view of the structure of the guide frame.

Fig. 3 is a cross-sectional view at a-a of fig. 2.

Fig. 4 is a schematic structural diagram of the trigger assembly.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 4, the handrail tension monitoring device of the present invention includes a base plate 100, a guide frame 110, a trigger assembly 200, a movable bar 300, an indicator plate 310, an upper trigger 111, and a lower trigger 120.

The guide frame 110 is arranged on the bottom plate 100, the trigger assembly 200 is movably connected with the guide frame 110, the handrail belt movably passes through the trigger assembly 200, one end of the movable rod 300 is elastically connected with the trigger assembly 200, the movable rod 300 passes through the bottom plate 100, the movable rod 300 is provided with the indicating plate 310, the upper trigger 111 is arranged on the guide frame 110, the bottom plate 100 is provided with the lower trigger 120, the upper trigger 111 and the lower trigger 120 are respectively arranged at two sides of the indicating plate 310, when in installation, people need to install the bottom plate 100 in the escalator and movably pass the handrail belt through the trigger assembly 200, when in work, the handrail belt supports the trigger assembly 200 to enable the trigger assembly 200 to be in a suspended state, and when the handrail belt is in a tensioned state in an assembling process or after the escalator is used for a period of time, the handrail belt can increase the supporting force for the trigger assembly 200 to enable the trigger assembly 200 to move towards a direction far away from the bottom plate 100, because the indicating plate 310 is connected with the triggering assembly 200 through the movable plate, the indicating plate 310 can also ascend, when the indicating plate 310 is contacted with the upper trigger 111, the upper trigger 111 generates a signal and transmits the signal to a control system of the escalator, and the control system can control the escalator to stop working immediately so as to avoid safety accidents in the running process of the escalator; in the assembling process or after the escalator is used for a period of time, when the handrail belt is broken or loosened, the handrail belt is in a loose state, at the moment, the handrail belt can not support the trigger assembly 200 any more, the trigger assembly 200 can automatically fall under the action of gravity, namely, the trigger assembly 200 moves towards the bottom plate 100, so that the indicating plate 310 also descends, when the indicating plate 310 is in contact with the lower trigger 120, the lower trigger 120 generates a signal and transmits the signal to a control system of the escalator, and the control system can control the escalator to stop working immediately so as to avoid safety accidents in the running process of the escalator.

The trigger assembly 200 comprises a movable frame 210, a handrail wheel 221 and a pinch wheel 231 movably arranged in the movable frame 210, the handrail belt movably passes through a handrail wheel 221 and the pinch wheel 231, one end of the movable frame 210 is movably clamped in the guide frame 110, an upper cross bar 220 for mounting the handrail wheel 221 and a lower cross bar 230 for mounting the pinch wheel 231 are arranged in the movable frame 210, one end of the upper cross bar 220 and one end of the lower cross bar 230 are movably clamped in the guide frame 110, when in installation, people need to pass the handrail belt between the handrail wheel 221 and the pinch wheel 231, when in work, the handrail belt has a certain supporting force for the handrail wheel 221, when the supporting force overcomes the combined gravity of the whole trigger assembly 200, the movable bar 300 and the plate 310, the trigger assembly 200 is suspended above the bottom plate 100, when in work, the handrail belt is in a running state, because the handrail wheel 221 is movably arranged on the upper cross bar 220, the pinch roller 231 is movably mounted on the lower cross bar 230, and the hand wheel 221 and the pinch roller 231 are both in contact with the handrail belt, so that the hand wheel 221 and the pinch roller 231 rotate simultaneously, that is, the monitoring device does not affect the normal operation of the handrail belt when detecting the tightness of the handrail belt.

A pair of vertical rods 240 are arranged between the upper cross rod 220 and the lower cross rod 230, the pair of vertical rods 240 are respectively positioned at two sides of the hand wheel 221, each vertical rod 240 is provided with an anti-falling wheel 241 for preventing the hand strap from moving in a dislocation way, when the hand strap passes through the space between the hand wheel 221 and the clamping wheel 231, the two sides of the hand strap are respectively contacted with the corresponding anti-drop wheels 241, because the anti-drop wheels 241 are movably arranged on the corresponding vertical rods 240, so that the handrail can drive the two anti-drop wheels 241 to roll synchronously, because the upper cross bar 220 and the lower cross bar 230 are respectively connected with the two ends of the vertical bar 240, the upper cross bar 220 and the lower cross bar 230 are both connected with the movable frame 210, thus, the situation that the handrail belt moves in a dislocation way between the handrail wheel 221 and the clamping wheel 231 can be prevented in the running process of the handrail belt, thereby guarantee that the handrail area can stably pass this trigger assembly 200, simultaneously, also guarantee that this monitoring devices can stably detect the elasticity in handrail area.

One end of the movable frame 210 far away from the upper cross bar 220 and one end of the movable frame 210 far away from the upper cross bar 220 are both provided with a left blocking piece 250 and a right blocking piece 260, one end of the movable frame 210 is provided with a limiting piece 211 and a limiting column 212, a guide plate 112 is arranged in the guide frame 110, the guide plate 112 is arranged between the left blocking piece 250 and the right blocking piece 260, the guide plate 112 is arranged between the limiting piece 211 and the limiting column 212, through the cooperation of the left blocking piece 250 and the right blocking piece 260, the movable clamping of one end of the upper cross bar 220 and one end of the lower cross bar 230 can be arranged in the guide frame 110, through the cooperation of the limiting piece 211 and the limiting column 212, the movable clamping of one end of the movable frame 210 can be arranged in the guide frame 110, so that the movable frame 210 can move directionally along the track of the guide plate 112, and the stability of the monitoring device in the moving process is guaranteed.

A pair of nuts 320 for limiting the movement of the indication plate 310 is mounted on the movable rod 300, the indication plate 310 is positioned between the two nuts 320, and the indication plate 310 can be stably mounted on the movable rod 300 through the action of the two nuts 320.

The movable rod 300 is sleeved with a spring 330 and a stop ring 340, one end of the spring 330 abuts against the movable frame 210, the other end of the spring 330 abuts against the stop ring 340, the stop ring 340 is in contact with one nut 320, the bottom plate 100 is provided with a limit pipe 130, the movable rod 300 movably penetrates through the limit pipe 130, and when the trigger assembly 200 is lifted relative to the bottom plate 100 in the use process of the monitoring device, the limit pipe 130 prevents the movable rod 300 from moving in a dislocation manner in the lifting process because the movable rod 300 penetrates through the limit pipe 130 and the bottom plate 100; when the handrail suddenly breaks and the triggering component 200 drops toward the bottom plate 100 with high speed, the nut 320 close to the limiting pipe 130 contacts the limiting pipe 130 preferentially, at this time, the indicating plate 310 contacts the lower trigger 120, and then, because one end of the spring 330 contacts another nut 320, the other end of the spring 330 contacts the movable frame 210, and the movable rod 300 passes through the movable frame 210 movably, so that the downward impact force of the whole triggering component 200 can be absorbed by the spring 330, i.e., the spring 330 is compressed under stress, thus, the buffering effect on the whole triggering component 200 can be realized, and the situation that the triggering component 200 is damaged due to too high descending speed is avoided.

Be equipped with scale plate 113 on guide 110, in the installation or after using a period, pass between hand wheel 221 and the clamp wheel 231 because of the handrail area for the whole trigger assembly 200 can be supported to the handrail area, thereby makes some scale interval on the directional scale plate 113 of indicator panel 310, and so, people alright adjust the elasticity of handrail area according to this scale interval, and the debugging of people to this handrail area is convenient for.

The guide frame 110 is provided with a mounting plate 114 for mounting the upper trigger 111, the upper trigger 111 and the lower trigger 120 are both provided with protrusions 121, the indicator plate 310 is provided with grooves 311 for embedding the protrusions 121, when the protrusions 121 of the upper trigger 111 or the protrusions 121 of the lower trigger 120 are embedded into the corresponding grooves 311, the escalator stops working, and then the protrusions 121 are embedded into the grooves 311, so that the contact area between the upper trigger 111 or the lower trigger 120 and the indicator plate 310 is effectively increased, that is, the contact effect between the upper trigger 111 and the lower trigger 120 is more sensitive.

It should be noted that all the directional indicators (such as upper, lower, left, right, front, rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Furthermore, the descriptions in the present application as to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

Claims

1. A handrail belt tension monitoring device, comprising:

the bottom plate is provided with a guide frame;

2. The handrail belt tensioning monitoring device according to claim 1, wherein the trigger assembly comprises a movable frame, and a hand-holding wheel and a clamping wheel movably arranged in the movable frame, the handrail belt movably passes through the space between the hand-holding wheel and the clamping wheel, and one end of the movable frame is movably clamped in the guide frame.

3. The handrail belt tension monitoring device according to claim 2, wherein an upper cross bar for mounting a handrail wheel and a lower cross bar for mounting a pinch roller are arranged in the movable frame, and one end of the upper cross bar and one end of the lower cross bar are movably clamped in the guide frame.

4. The handrail belt tensioning monitoring device of claim 3, wherein a pair of vertical rods are arranged between the upper cross rod and the lower cross rod, the pair of vertical rods are respectively positioned at two sides of the handrail wheel, and each vertical rod is provided with an anti-falling wheel for preventing the handrail belt from moving in a dislocation way.

5. The handrail tensioning monitoring device of claim 3, wherein the end of the upper cross bar away from the movable frame and the end of the upper cross bar away from the movable frame are provided with a left blocking piece and a right blocking piece, and the end of the movable frame is provided with a limiting piece and a limiting post.

6. The handrail tensioning monitoring device of claim 5, wherein a guide plate is arranged in the guide frame, the guide plate is positioned between the left blocking piece and the right blocking piece, and the guide plate is positioned between the limiting piece and the limiting post.

7. The handrail tension monitoring device of claim 2, wherein the movable bar is provided with a pair of nuts for limiting movement of an indicator plate, the indicator plate being positioned between the two nuts.

8. The handrail tension monitoring device of claim 7, wherein the movable rod is sleeved with a spring and a stop ring, one end of the spring abuts against the movable frame, the other end of the spring abuts against the stop ring, and the stop ring is in contact with one of the nuts.

9. The handrail belt tension monitoring device of claim 1, wherein the bottom plate is provided with a limit pipe, the movable rod movably passes through the limit pipe, the guide frame is provided with a scale plate, and the guide frame is provided with a mounting plate for mounting the upper trigger.

10. The handrail belt tension monitoring device according to claim 1, wherein the upper trigger and the lower trigger are provided with protrusions, and the indicator plate is provided with grooves for embedding the protrusions.