CN215326352U

CN215326352U - Handheld non-contact device for measuring gap between step and skirt plate

Info

Publication number: CN215326352U
Application number: CN202121316959.8U
Authority: CN
Inventors: 罗贞; 田学成; 戴金哲; 成兴; 金奕岑
Original assignee: Guangxi Special Equipment Inspection and Research Institute
Current assignee: Guangxi Special Equipment Inspection and Research Institute
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2021-12-28
Anticipated expiration: 2031-06-11

Abstract

The utility model discloses a device for measuring the gap between a step and a skirt plate in a handheld non-contact manner, which comprises: the miniature power supply and the central processing unit are arranged in the shell and the shell, the display screen and the plurality of functional keys are arranged on the front surface of the shell, and the laser transmitter and the laser receiver are arranged at the top of the shell; the gap numerical value can be calculated according to the distance of each point according to the dot matrix laser number emitted by the laser emitter and the dot matrix laser number received by the laser receiver and displayed on the display screen, and the gap numerical values measured and calculated by the other side of the step are automatically added to obtain the measurement conclusion whether the single-side numerical value and the two-side numerical value are qualified or not, so that the accuracy is high, and the measurement process is simple. The accuracy is related to the number of lattice lasers per unit length.

Description

Handheld non-contact device for measuring gap between step and skirt plate

Technical Field

The utility model relates to the technical field of gap measurement, in particular to a handheld non-contact device for measuring a gap between a step and a skirt board.

Background

In the inspection of the staircase, the clearance between the steps and the skirt guard panel needs to be measured, and the GB16899-2011 safety code for manufacturing and installing escalators and moving sidewalks stipulates: "the apron boards of escalator or moving sidewalk are arranged on both sides of the step, the pedal or the adhesive tape, the horizontal clearance on any side should not be larger than 4mm, and the sum of the clearances measured at the symmetrical positions of both sides should not be larger than 7 mm. "among present traditional inspection, the inspection personnel all measure its clearance with ruler steel or clearance gauge, but measure with ruler steel, the precision is low, and the accuracy can not be guaranteed, measures with the clearance gauge, and is inefficient, therefore the inspection personnel all measure or the range estimation with ruler steel under the many situations, receive the inspection personnel easily and measure the level influence, and the error rate is high, and inefficiency.

There is therefore a need for a hand held non-contact device for measuring the step to skirt gap that addresses the above problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:

a hand-held non-contact step and skirt gap measuring device, comprising: the device for measuring the gap between the step and the skirt board in a handheld non-contact manner comprises: the miniature power supply and the central processing unit are arranged in the shell and the shell, the display screen and the plurality of functional keys are arranged on the front surface of the shell, and the laser transmitter and the laser receiver are arranged at the top of the shell; the plurality of functional keys, the micro power supply, the display screen, the laser transmitter and the laser receiver are all connected with the central processing unit, and the micro power supply is all connected with the display screen, the laser transmitter and the laser receiver;

the function keys comprise a menu key, a return key, a determination key, a storage key, a reset key and a switch key.

Preferably, the micro power supply is a rechargeable battery.

Preferably, the shell is of a hollow cuboid structure.

Preferably, a storage unit is arranged in the shell, and the storage unit is connected with the central processing unit and used for storing measured data.

Preferably, the shell is internally provided with an alarm device, the alarm device is connected with the central processing unit, and the alarm device is a buzzer.

Due to the adoption of the technical scheme, compared with the prior art, the utility model has the technical progress that: the gap numerical value can be calculated according to the distance of each point according to the dot matrix laser number emitted by the laser emitter and the dot matrix laser number received by the laser receiver and displayed on the display screen, and the gap numerical values measured and calculated by the other side of the step are automatically added to obtain the measurement conclusion whether the single-side numerical value and the two-side numerical value are qualified or not, so that the accuracy is high, and the measurement process is simple. The accuracy is related to the number of lattice lasers per unit length.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a hand-held non-contact device for measuring the gap between a step and a skirt plate according to the present invention;

FIG. 2 is a schematic view of the connection structure of the device for measuring the gap between the step and the skirt plate in a hand-held non-contact manner;

FIG. 3 is a schematic view of the step gap measurement of the hand held non-contact step to skirt gap measurement device;

FIG. 4 is a schematic view of the skirt gap measurement of the hand held non-contact step to skirt gap measurement device; description of the main elements

The following detailed description of the utility model will be further described in conjunction with the above drawings

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The terms "first," "second," and the like in the description and claims of the present invention and in the above-described drawings are used for distinguishing between different objects and not for describing a particular order. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover a non-exclusive inclusion. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the utility model. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

Referring to fig. 1-3, a hand-held device for measuring the gap between the step and the skirt plate in a non-contact manner comprises: a micro power supply 11 and a central processing unit 12 are arranged in the shell 1 and the shell 1, a display screen 13 and a plurality of functional keys 14 are arranged on the front surface of the shell 1, and a laser transmitter 15 and a laser receiver 16 are arranged on the top of the shell 1; the plurality of functional keys 14, the micro power supply 11, the display screen 13, the laser emitter 15 and the laser receiver 16 are all connected with the central processing unit 12, and the micro power supply 11 is all connected with the display screen 13, the laser emitter 15 and the laser receiver 16;

the plurality of function keys 14 include a menu key 141, a return key 142, a determination key 143, a save key 144, a reset key 145, and a switch key 146.

The detection mode can be selected through the menu key 141, the menu is returned through the return key 142, the confirmation selection is carried out through the confirming key 143, the handheld non-contact device for measuring the gap between the step and the apron plate can be turned on and off through the switch key 146, and the data needing to be stored is stored through the storage key 144; the data is reset via the reset button 145.

In the present embodiment, the micro power supply 11 is a rechargeable battery.

In the present embodiment, a storage unit 17 is disposed inside the housing 1, and the storage unit 17 is connected to the cpu 12 for storing measured data.

In this embodiment, an alarm device is disposed inside the casing 1, the alarm device is connected to the central processing unit 12, and the alarm device is a buzzer.

Referring to fig. 3, when the present invention is used, the gaps between the laser emitter 15 and the laser receiver 16 and the step 3 to be measured are located on the same horizontal plane, the more the number of a plurality of light spots of a light ray composed of a plurality of light spots at the emitting position of the laser emitter 15 is, the higher the measurement accuracy is, and the light ray is emitted to the step gap to be detected; the laser receiver 16 is used for receiving the reflected light, because the light spot emitted into the step gap cannot be emitted back to the laser receiver 16, the central processing unit 12 can calculate the length of the light spot which is not received after receiving the data obtained by the laser receiver 16 and comparing the data with the length of the emitted light, and the central processing unit 12 further calculates the width of the gap according to the trigonometric function relationship; and the central processing unit 12 displays the data of the width of the gap through the display screen 13, and users can see the width value of the gap. The data measured after clicking the save key is stored in the storage unit 17, the gap value at the other side of the step is measured, the central processor 12 adds the gap values measured and calculated at the two sides of the step, and the central processor 12 compares the single-side value and the two-side sum value with a preset standard value to obtain a measurement conclusion whether the single-side value and the two-side sum value are qualified or not.

Referring to fig. 4, when the utility model is used, the gaps between the laser emitter 15 and the laser receiver 16 and the apron board 4 to be measured are positioned on the same horizontal plane, the more the number of a plurality of light spots of light rays consisting of a plurality of light spots at the emitting part of the laser emitter 15 is, the higher the measurement accuracy is, and the light rays irradiate to the gap of the apron board 4 to be detected; the laser receiver 16 is used for receiving the reflected light, because the light spot emitted into the gap of the apron board 4 cannot be emitted back to the laser receiver 16, the central processing unit 12 can calculate the length of the light spot which is not received after receiving the data obtained by the laser receiver 16 and comparing the data with the length of the emitted light, and the central processing unit 12 further calculates the width of the gap according to the trigonometric function relationship; and the central processing unit 12 displays the data of the width of the gap through the display screen 13, and users can see the width value of the gap. The data measured after clicking the save button is stored in the storage unit 17, the gap value at the other side of the apron board 4 is measured, the central processing unit 12 adds the gap values measured and calculated at the two sides of the apron board 4, and the central processing unit 12 compares the single-side value and the two-side sum value with a preset standard value to obtain the measurement conclusion whether the single-side value and the two-side sum value of the apron board 4 are qualified or not.

The utility model has been described in general terms in the foregoing, but it will be apparent to those skilled in the art that modifications or improvements may be made thereto based on the utility model. Therefore, modifications or improvements are within the scope of the utility model without departing from the spirit of the inventive concept.

Claims

1. The utility model provides a handheld non-contact measurement step and skirtboard clearance's device which characterized in that: the device for measuring the gap between the step and the skirt board in a handheld non-contact mode comprises: the miniature power supply and the central processing unit are arranged in the shell and the shell, the display screen and the plurality of functional keys are arranged on the front surface of the shell, and the laser transmitter and the laser receiver are arranged at the top of the shell; the plurality of function keys, the micro power supply, the display screen, the laser transmitter and the laser receiver are all connected with the central processing unit, and the micro power supply is all connected with the display screen, the laser transmitter and the laser receiver.

2. The hand-held non-contact measurement step-to-skirt gap apparatus of claim 1, wherein: the plurality of function keys comprise a plurality of function keys comprising a menu key, a return key, a determination key, a storage key, a reset key and a switch key.

3. The hand-held non-contact measurement step-to-skirt gap apparatus of claim 2, wherein: the micro power supply is a rechargeable battery.

4. The hand-held non-contact measurement step and skirt gap apparatus of claim 3, wherein: the shell is internally provided with a storage unit which is connected with the central processing unit and used for storing measured data.