CN211602109U

CN211602109U - Water meter counter checkout stand

Info

Publication number: CN211602109U
Application number: CN202020516393.2U
Authority: CN
Inventors: 胡建雄; 杨卫林
Original assignee: Ningbo Era Instrument Co ltd
Current assignee: Ningbo Era Instrument Co ltd
Priority date: 2020-04-09
Filing date: 2020-04-09
Publication date: 2020-09-29
Anticipated expiration: 2030-04-09

Abstract

The utility model relates to a water meter counter checkout stand, which comprises a box body (1), a PLC processor (2), a water meter counter (3) and a motor (4), wherein an inclined workbench (5) is arranged in front of the box body (1); the water meter counter (3) is arranged above the top of the box body (1), the motor (4) and the water meter counter (3) are correspondingly arranged below the top of the box body (1), and the output end of the motor (4) is connected with the water meter counter (3); the side plates on two sides of the box body (1) extend upwards for a certain distance to form supporting plates (6), a first cross rod (7) and a second cross rod (8) are arranged between the supporting plates (6), and infrared induction heads (9) are arranged on the first cross rod (7) and the second cross rod (8); the infrared induction head (9) is in signal connection with the PLC processor (2) and is positioned right above the water meter counter (3). An object of the utility model is to provide a water gauge counter checkout stand for detecting whether the water gauge normally works.

Description

Water meter counter checkout stand

Technical Field

The utility model relates to a water gauge counter detection area especially relates to a water gauge counter checkout stand.

Background

The water meter is a meter for measuring water flow, mostly for measuring the accumulated flow of water, and generally divided into a positive displacement water meter and a speed water meter, which originate from the united kingdom, the development of the water meter has a history of nearly two hundred years, when selecting the specification of the water meter, the size and the flow range of the used flow under the normal condition should be estimated first, and then the water meter with the specification of which the common flow is closest to the value is selected as the first choice.

The working principle of the water meter is as follows: the measuring element of the water meter is a wing wheel. The water flowing through the pressure pipe flows through the water meter at a certain flow rate and impacts the wing wheel to rotate the wing wheel. The rotating speed of the wing wheel is in direct proportion to the flow speed or flow record of the measured liquid, the rotating speed of the wing wheel is transmitted out through a gear or a worm on a rotating shaft, and then is transmitted to the integrating mechanism through the speed reducing mechanism, and finally the accumulated flow of the measured water flow is indicated on the dial by the pointer. However, the detection of the rotation turns of the red pointer and the sensitive pointer of the water meter is lacked in the current market, the transmission ratio of the water meter can be calculated through the rotation turns, and the transmission ratio can judge whether a wing wheel, a gear, a worm, a speed reducing mechanism and an integrating mechanism in the water meter work normally or not.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model aims to provide a water meter counter checkout stand for detecting whether the water meter normally works.

The utility model provides a water meter counter checkout stand, which comprises a box body, a PLC processor, a water meter counter and a motor, wherein an inclined workbench is arranged in front of the box body, and the PLC processor is arranged on the workbench; the water meter counter is arranged above the top of the box body, the motor and the water meter counter are correspondingly arranged below the top of the box body, and the output end of the motor is connected with the water meter counter; the side plates on two sides of the box body extend upwards for a certain distance to form supporting plates, a first cross rod and a second cross rod are arranged between the supporting plates, and infrared sensing heads are arranged on the first cross rod and the second cross rod; the infrared induction head is in signal connection with the PLC processor and is positioned right above the water meter counter.

Preferably, the infrared sensing head on the first cross bar is aligned with the sensitive pointer on the water meter counter, and the infrared sensing head on the second cross bar is aligned with the red pointer on the water meter counter.

Preferably, the infrared sensing head on the first cross bar is aligned with the red pointer on the water meter counter, and the infrared sensing head on the second cross bar is aligned with the sensitive pointer on the water meter counter.

Preferably, a third cross rod is further arranged between the supporting plates on the two sides, a sensor amplifier is correspondingly arranged on the third cross rod and corresponds to the infrared induction head, and the sensor amplifier is connected with the infrared induction head.

Preferably, the top of the box body is provided with an upper partition plate and a lower partition plate, the water meter counter is arranged above the upper partition plate, and the motor is arranged below the lower partition plate; the upper partition board and the lower partition board are respectively provided with a bending part at two sides, and the bending parts are fixedly connected with the side plates of the box body.

Preferably, the workbench is also provided with a switch button and an emergency stop button.

Compared with the prior art, the utility model provides a technical scheme has following advantage:

the utility model discloses a set up the infrared induction head and detect the number of turns of red pointer and sensitive pointer on the water gauge counter respectively, and set up the PLC treater and judge the ratio row of the number of turns of rotation of red pointer and sensitive pointer, detect whether wing wheel, gear, worm, reduction gears and the totalizing mechanism in the water gauge counter normally work; the gap of detection on the aspect of the water meter counter in the market is filled.

Drawings

Fig. 1 is a schematic structural view of a water meter counter inspection bench of the present invention;

fig. 2 is a schematic view of the internal structure of the inspection station of fig. 1.

Reference numerals: 1-box, 2-PLC processor, 3-water meter counter, 4-motor, 5-workbench, 6-support plate, 7-first cross bar, 8-second cross bar, 9-infrared induction head, 10-third cross bar, 11-sensor amplifier, 12-upper partition, 13-lower partition, 14-switch button, 15-emergency stop button.

Detailed Description

The present invention will be further described with reference to the following specific embodiments, but the present invention is not limited to these specific embodiments. It will be recognized by those skilled in the art that the present invention encompasses all alternatives, modifications, and equivalents as may be included within the scope of the claims.

As shown in fig. 1-2, a water meter counter inspection bench is shown, which comprises a box body 1, a PLC processor 2, a water meter counter 3 and a motor, wherein an inclined workbench 5 is arranged in front of the box body 1, and the PLC processor 2 is arranged on the workbench 5; the water meter counter 3 is arranged above the top of the box body 1, the motor 4 and the water meter counter 3 are correspondingly arranged below the top of the box body 1, and the output end of the motor 4 is connected with the water meter counter 3; the side plates on two sides of the box body 1 extend upwards for a certain distance to form supporting plates 6, a first cross rod 7 and a second cross rod 8 are arranged between the supporting plates 6, and infrared induction heads 9 are arranged on the first cross rod 7 and the second cross rod 8; the infrared induction head 9 is in signal connection with the PLC processor 2 and is positioned right above the water meter counter 3.

This embodiment detects the number of turns of the red pointer and the sensitive pointer on the water gauge counter 3 respectively through setting up infrared induction head 9 to set up PLC processor 2 and judge the ratio of the number of turns of the red pointer and the sensitive pointer, detect whether wing wheel, gear, worm, reduction gears and the totalizing mechanism in the water gauge counter 3 normally work.

Further, the infrared sensing head 9 on the first cross bar 7 is aligned with a sensitive pointer on the water meter counter 3, and the infrared sensing head 9 on the second cross bar 8 is aligned with a red pointer on the water meter counter 3; or the infrared induction head 9 on the first cross rod 7 is aligned with the red pointer on the water meter counter 3, and the infrared induction head 9 on the second cross rod 8 is aligned with the sensitive pointer on the water meter counter 3; the two setting modes can achieve the purpose of detecting the rotation number of the sensitive pointer and the red pointer.

Furthermore, a third cross rod 10 is further arranged between the supporting plates 6 on the two sides, a sensor amplifier 11 is correspondingly arranged on the third cross rod 10 and the infrared induction head 9, and the sensor amplifier 11 is connected with the infrared induction head 9. Each infrared sensor head 9 is connected with a sensor amplifier 11. More specifically, the loose digital laser sensor amplifier LS-401 is selected as the sensor amplifier 11.

Furthermore, the top of the box body 1 is provided with an upper partition plate 12 and a lower partition plate 13, the water meter counter 3 is arranged above the upper partition plate 12, and the motor 4 is arranged below the lower partition plate 13; and bent parts are arranged on two sides of the upper partition plate 12 and the lower partition plate 13 and fixedly connected with side plates of the box body 1. The bending part of the structure is fixedly connected with the side plate of the box body 1 through a screw. A certain gap is formed between the upper partition plate 12 and the upper partition plate 12, and the output end of the motor 4 passes through the lower partition plate 13 to be connected with the water meter counter 3. It will be appreciated that the output of the motor 4 drives the rotation of the gear or worm of the meter counter 3.

Furthermore, the worktable 5 is provided with a switch button 14 and an emergency stop button 15.

The utility model discloses a 3 checkout stand operating principle of water gauge counter: before starting the test, the PLC processor 2 is programmed with the values and transmission ratios. The switch button 14 is started, the motor 4 drives the gear or worm of the water meter counter 3 to rotate, the gear or worm is transmitted to the integrating mechanism through the speed reducing mechanism, and finally the accumulated flow of the measured water flow is indicated on the dial by the pointer. The infrared induction heads 9 on the first cross bar 7 and the second cross bar 8 respectively detect the rotation turns of the sensitive pointer and the red pointer and transmit the rotation turns to the PLC processor 2 through the sensor amplifier 11; the PLC processor 2 calculates the proportion of two rotation turns of the sensitive pointer and the red pointer and calculates the transmission ratio of the sensitive pointer and the red pointer. The staff can judge through the drive ratio whether wing wheel, gear, worm, reduction gears and the mechanism of integrating in the water gauge counter 3 normally work.

It is to be understood by persons skilled in the art that the embodiments of the present invention described above and shown in the drawings are given by way of example only and are not limiting of the present invention. The utility model discloses a function and structure principle can modify wantonly under the principle that does not deviate from above-mentioned show.

Claims

1. The utility model provides a water gauge counter checkout stand which characterized in that: the water meter counter comprises a box body (1), a PLC (programmable logic controller) processor (2), a water meter counter (3) and a motor (4), wherein an inclined workbench (5) is arranged in front of the box body (1), and the PLC processor (2) is arranged on the workbench (5); the water meter counter (3) is arranged above the top of the box body (1), the motor (4) and the water meter counter (3) are correspondingly arranged below the top of the box body (1), and the output end of the motor (4) is connected with the water meter counter (3); the side plates on two sides of the box body (1) extend upwards for a certain distance to form supporting plates (6), a first cross rod (7) and a second cross rod (8) are arranged between the supporting plates (6), and infrared induction heads (9) are arranged on the first cross rod (7) and the second cross rod (8); the infrared induction head (9) is in signal connection with the PLC processor (2) and is positioned right above the water meter counter (3).

2. A water meter counter checkout stand as claimed in claim 1, wherein: the infrared induction head (9) on the first cross rod (7) is aligned with the sensitive pointer on the water meter counter (3), and the infrared induction head (9) on the second cross rod (8) is aligned with the red pointer on the water meter counter (3).

3. A water meter counter checkout stand as claimed in claim 1, wherein: the infrared induction head (9) on the first cross rod (7) is aligned with the red pointer on the water meter counter (3), and the infrared induction head (9) on the second cross rod (8) is aligned with the sensitive pointer on the water meter counter (3).

4. A water meter counter checkout stand as claimed in claim 1, wherein: both sides still be provided with third horizontal pole (10) between backup pad (6), on third horizontal pole (10) with infrared induction head (9) correspond and are provided with sensor amplifier (11), sensor amplifier (11) with infrared induction head (9) are connected.

5. A water meter counter checkout stand as claimed in claim 1, wherein: the top of the box body (1) is provided with an upper partition plate (12) and a lower partition plate (13), the water meter counter (3) is arranged above the upper partition plate (12), and the motor (4) is arranged below the lower partition plate (13); the two sides of the upper partition board (12) and the lower partition board (13) are respectively provided with a bending part, and the bending parts are fixedly connected with the side plates of the box body (1).

6. A water meter counter checkout stand as claimed in claim 1, wherein: the workbench (5) is also provided with a switch button (14) and an emergency stop button (15).