CN114878100A - A water meter seal detection method - Google Patents

Abstract

The invention relates to the technical field of water meter sealing detection, and particularly discloses a water meter sealing detection method, which comprises an air pressure detection device, wherein the air pressure detection device comprises a device fixing base, a water meter fixing component, a hydraulic component, a detection component and a display control component, and the detection method comprises the following steps: the method comprises the following steps: placing the water meter to be detected on the top of the equipment fixing base and fixing; according to the invention, after the air pressure in the water meter is stable, the sealing of two minutes is better to detect whether the air pressure is reduced due to leakage of the internal air, and the sealing performance of the water meter is detected by controlling the water meter fixing component, the hydraulic component and the detection component through the panel of the equipment fixing base, so that the detection time is effectively shortened, no water source exists in the water meter after the detection is finished, the time for workers to clean the water source is saved, and the use of the workers is facilitated.

Description

A kind of water meter seal detection method

technical field

The invention relates to the technical field of water meter seal detection, and more particularly to a water meter seal detection method.

Background technique

The detection of the sealing of the water meter is to check the sealing of the inner space of the water meter, whether there is leakage of the water source, and the sealing of the water meter is an important basis for testing whether the water meter is qualified. , and then connect the water meter to the water pipe, test the tightness of the water pipe through a period of operation, or increase the pressure inside the water meter by injecting a water source into the water meter, and then test the tightness of the water meter.

The existing detection methods for the tightness of water meters require a long time for detection, and it takes a lot of time to connect the water meter to the pipeline or the detection mechanism. A certain amount of water will remain in the water meter after testing. Cleaning the internal water source of the water meter requires a lot of manpower and material resources, which increases the testing cost and is not conducive to timely packaging of the water meter after testing.

SUMMARY OF THE INVENTION

In order to overcome the above-mentioned defects of the prior art, the present invention provides a water meter seal detection method to solve the above-mentioned problems in the background art.

The present invention provides the following technical solutions: a water meter seal detection method, including air pressure detection equipment, the air pressure detection equipment includes a device fixing base, a water meter fixing component, a hydraulic component, a detection component and a display control component, and the specific detection method includes the following steps:

Step 1: Place the water meter to be tested on the top of the equipment fixing base and fix it;

Step 2: Align the water inlet and outlet of the water meter with the two sealing plugs by adjusting the water meter fixing component;

Step 3: Drive the sealing plug of the detection component into the water inlet and outlet of the water meter through the hydraulic component;

Step 4: Inject air into the water meter through the detection component so that the internal air pressure rises to the pressure value when the water meter is working, and seal it for two minutes through the solenoid valve;

Step 5: Monitor the air pressure inside the water meter in real time through the air pressure detection component, and display it through the display control component. If the air pressure inside the water meter does not change within two minutes, it means that the water meter is well sealed. If the air pressure inside the water meter within two minutes A drop indicates poor sealing of the water meter.

Further, the water meter fixing assembly includes a water meter fixing base, a servo motor is fixedly connected to the front of the water meter fixing base, an L-shaped fixing baffle is fixedly connected to the top of the water meter fixing base, and the L-shaped fixing baffle is An observation board is fixedly connected to the front, a lifting block is movably sleeved on the top of the fixed base of the water meter, the top of the fixed base of the water meter is located on both sides of the lifting block, and a fixed frame is fixedly connected, and the top of the lifting block is fixed Two water meter fixing molds are connected, a support frame is fixedly connected to the bottom of the lifting block, a threaded lifting rod is movably sleeved at the bottom of the supporting frame, and a fixed bearing is fixedly sleeved on the outer side of the threaded lifting rod. The outer side of the fixed bearing is fixedly connected with four supporting and fixed square tubes, the bottom of the threaded lifting rod is fixedly connected with a second bevel gear, the output shaft of the servo motor is connected with the rotating shaft, and the back of the rotating shaft is fixed A first bevel gear is connected.

Further, the hydraulic assembly includes a hydraulic cylinder, two sides of the hydraulic cylinder are fixedly connected with transmission pipes, the front surfaces of the two transmission pipes are fixedly connected with telescopic rod assemblies, and the bottoms of the telescopic rod assemblies are fixedly connected with (308), the detection assembly includes a fixed frame, an air pump is fixedly connected to the inner side of the fixed frame, an air pressure detection assembly is fixedly connected to the top of the air pump, and a transmission wire is fixedly connected to one side of the air pressure detection assembly A detection contact is fixedly connected to one side of the transmission wire, a solenoid valve is fixedly installed on the outer side of the air pumping pipe of the air pump, and a sealing plug is fixedly sleeved on the side of the air pumping pipe of the air pump.

Further, the size of the lifting block and the size of the top opening of the water meter fixing base cooperate with each other, the observation board is made of acrylic plate, and the distance between the two water meter fixing molds is matched with the outer size of the water meter. The bottom of the support frame is provided with threaded holes and cooperates with the threads on the outer side of the threaded lifting rod. The front, back and both sides of the supporting and fixing square tube are fitted with the four walls on the inner side of the water meter fixing base. The first bevel gear Intermesh with the second bevel gear.

Further, the heights of the two telescopic rod assemblies are on the same plane and have the same distance from the front face of the equipment fixing base.

Further, one side of the fixing frame is fixedly connected to the other side of the telescopic rod assembly, the detection contact is located on the center of one side of the sealing plug, and the material of the sealing plug is rubber.

Technical effects and advantages of the present invention:

After the air pressure inside the water meter is stabilized, the two-minute sealing is better to detect whether the internal air will leak and cause the air pressure to decrease, and avoid inaccurate detection due to the small flow rate at the leak, and the detection data will be uploaded to the fixed base of the device. Display, and control the water meter fixed components, hydraulic components, and detection components through the panel of the equipment fixed base to test the tightness of the water meter, which effectively shortens the detection time and there is no water source inside the water meter after the detection is completed, saving The time for workers to clean the water source is convenient for workers to use.

Description of drawings

FIG. 1 is a schematic diagram of the work flow of the present invention.

FIG. 2 is a schematic diagram of the overall structure of the present invention.

FIG. 3 is a schematic structural diagram of the water meter fixing assembly of the present invention.

FIG. 4 is a schematic structural diagram of the support frame of the water meter fixing assembly of the present invention.

FIG. 5 is a schematic structural diagram of the hydraulic assembly of the present invention.

FIG. 6 is a schematic structural diagram of a detection assembly of the present invention.

Reference numerals are: 1. Equipment fixing base; 2. Water meter fixing assembly; 201, Water meter fixing base; 202, Servo motor; 203, L-shaped fixed baffle; 204, Observation board; Die; 207, lifting block; 208, supporting frame; 209, rotating shaft; 2010, first bevel gear; 2011, supporting and fixing square tube; 2012, fixed bearing; 2013, second bevel gear; 2014, threaded lifting rod ;3, hydraulic components; 301, hydraulic cylinder; 302, transmission pipe; 303, support base; 304, telescopic rod components; 4, detection components; 401, fixed frame; 402, air pump; 403, air pressure detection components; 404, Transmission wire; 405, detection contact; 406, sealing plug; 407, solenoid valve; 5, display control assembly.

Detailed ways

The technical solutions in the present invention will be clearly and completely described below with reference to the accompanying drawings in the present invention. In addition, the forms of each structure described in the following embodiments are only examples, and the water meter seal detection involved in the present invention The methods are not limited to the structures described in the following embodiments, and all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

1 and 2, the present invention provides a water meter seal detection method, including an air pressure detection device, the air pressure detection device includes a device fixing base 1, a water meter fixing component 2, a hydraulic component 3, a detection component 4 and a display control component 5. The specific detection method includes the following steps:

Step 1: Place the water meter to be tested on the top of the equipment fixing base 1 and fix it;

Step 2: Align the water inlet and outlet of the water meter with the two sealing plugs 406 by adjusting the water meter fixing assembly 2;

Step 3: Drive the sealing plug 406 of the detection assembly 4 into the water inlet and outlet of the water meter through the hydraulic assembly 3;

Step 4: inject air into the water meter through the detection component 4 to increase the internal air pressure to the pressure value when the water meter is working, and seal it for two minutes through the solenoid valve 407;

Step 5: The air pressure in the inner space of the water meter is monitored in real time by the air pressure detection component 403, and displayed through the display control component 5. If the air pressure inside the water meter does not change within two minutes, it indicates that the water meter is well sealed. The drop in air pressure indicates that the water meter is not well sealed;

In this embodiment, specifically, after the air pressure inside the water meter is stabilized, the two-minute sealing is better to detect whether the internal air will leak and cause the air pressure to decrease, so as to avoid inaccurate detection due to the small flow velocity at the leak, and the detection data will be Upload it to the equipment fixing base 1 for display, and control the water meter fixing component 2, the hydraulic component 3, and the detection component 4 through the panel of the equipment fixing base 1 to test the tightness of the water meter.

Referring to FIGS. 3-4 , the water meter fixing assembly 2 includes a water meter fixing base 201 , a servo motor 202 is fixedly connected to the front of the water meter fixing base 201 , and the size of the lifting block 207 is consistent with the size of the top opening of the water meter fixing base 201 . In cooperation, an L-shaped fixed baffle 203 is fixedly connected to the top of the water meter fixing base 201, and an observation plate 204 is fixedly connected to the front of the L-shaped fixed baffle 203. The observation plate 204 is made of acrylic plate. The top of the fixed base 201 is movably sleeved with a lifting block 207 , the top of the water meter fixing base 201 is located on both sides of the lifting block 207 , and fixed frames 205 are fixedly connected, and the top of the lifting block 207 is fixedly connected with two fixed frames 205 . The water meter fixing mold 206, the distance between the two water meter fixing molds 206 is matched with the outer size of the water meter, the bottom of the lifting block 207 is fixedly connected with a support frame 208, and the bottom of the support frame 208 is provided with threads The bottom of the support frame 208 is movably sleeved with the threaded lifting rod 2014, and the outer side of the threaded lifting rod 2014 is fixedly sleeved with a fixed bearing 2012. The fixed bearing 2012 There are four supporting and fixing square pipes 2011 fixedly connected to the outer side of the water meter. Two bevel gears 2013, the first bevel gear 2010 and the second bevel gear 2013 are meshed with each other, the output shaft of the servo motor 202 is drivingly connected with the rotating shaft 209, and the back of the rotating shaft 209 is fixedly connected with a second bevel gear 2013. a bevel gear 2010;

In this embodiment, specifically, the servo motor 202 drives the rotating shaft 209 to rotate, and then drives the water meter fixed mold 206 to rotate. The meshing of the first bevel gear 2010 and the second bevel gear 2013 enables the servo motor 202 to drive the thread to rise and fall. The rod 2014 rotates, and through the cooperation between the threaded lifting rod 2014 and the threaded hole at the bottom of the supporting frame 208, the supporting frame 208 is moved up and down, and then the lifting block 207 is moved up and down to adjust the height of the water meter installed between the water meter fixing molds 206, which is convenient for adjustment. The height of the top of the lifting block 207 is convenient to adjust the height of the water inlet and outlet of the water meter when detecting water meters of different sizes.

Referring to FIG. 5 , the hydraulic assembly 3 includes a hydraulic cylinder 301 , both sides of the hydraulic cylinder 301 are fixedly connected with transmission pipes 302 , and the front surfaces of the two transmission pipes 302 are fixedly connected with telescopic rod assemblies 304 . The height of the telescopic rod assembly 304 is on the same plane and the distance from the front of the equipment fixing base 1 is the same, and the bottom of the telescopic rod assembly 304 is fixedly connected with (308);

In this embodiment, specifically, the hydraulic cylinder 301 works through the transmission pipe 302 to inject liquid into the telescopic rod assembly 304 or extract the liquid to drive the telescopic rod assembly 304 to extend or shorten, so as to push the detection assembly 4 closer to the water meter when testing the tightness of the water meter. The water inlet and outlet of the water meter.

6 , the detection assembly 4 includes a fixed frame 401 , one side of the fixed frame 401 is fixedly connected to the other side of the telescopic rod assembly 304 , and an air pump 402 is fixedly connected to the inner side of the fixed frame 401 . The top of the air pump 402 is fixedly connected with an air pressure detection component 403, one side of the air pressure detection component 403 is fixedly connected with a transmission wire 404, and one side of the transmission wire 404 is fixedly connected with a detection contact 405, the detection contact 405 is located on the center of one side of the sealing plug 406, a solenoid valve 407 is fixedly installed on the outside of the air suction pipe of the air pump 402, and a sealing plug 406 is fixedly sleeved on the side of the air injection pipe of the air pump 402. The material is rubber;

In this embodiment, specifically, the air pump 402 is used to pump air from the air extraction pipe, and then the air injection audience of the air pump 402 is injected into the water meter, and the air pressure detection component 403 is used to monitor the internal air pressure. After the pressure reaches the set value, the air The pump 402 stops working and the solenoid valve 407 is closed, so that the pressure change inside the water meter can be reflected in real time.

The last points to be noted are: First of all, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, and may be mechanical connection. or electrical connection, or internal communication between two components, or direct connection, "up", "down", "left", "right", etc. are only used to indicate relative positional relationship, when the absolute position of the object being described changes, the relative positional relationship may change;

Secondly: in the drawings of the disclosed embodiments of the present invention, only the structures involved in the embodiments of the present disclosure are involved, other structures may refer to the general design, and the same embodiment and different embodiments of the present invention can be combined with each other under the condition of no conflict;

Finally: the above is only the preferred embodiment of the present invention, and is not intended to limit the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the present invention. within the scope of protection.

Claims (6)

1. A water meter seal detection method, comprising air pressure detection equipment, characterized in that: the air pressure detection equipment comprises a device fixing base (1), a water meter fixing assembly (2), a hydraulic assembly (3), a detection assembly (4) and a A display control assembly (5), a specific detection method comprising the following steps: Step 1: Place the water meter to be tested on the top of the device fixing base (1) and fix it; Step 2: align the water inlet and outlet of the water meter with the two sealing plugs (406) by adjusting the water meter fixing assembly (2); Step 3: The sealing plug (406) of the detection assembly (4) is driven by the hydraulic assembly (3) and inserted into the water inlet and outlet of the water meter; Step 4: inject air into the water meter through the detection component (4) to make the internal air pressure rise to the pressure value when the water meter is working, and seal it for two minutes through the solenoid valve (407); Step 5: Monitor the air pressure in the inner space of the water meter in real time through the air pressure detection component (403), and display it through the display control component (5). A drop in air pressure inside the water meter within minutes indicates a poor water meter seal. 2. A water meter seal detection method according to claim 1, characterized in that: the water meter fixing assembly (2) comprises a water meter fixing base (201), and the front surface of the water meter fixing base (201) is fixedly connected with a servo A motor (202), an L-shaped fixed baffle (203) is fixedly connected to the top of the water meter fixing base (201), and an observation board (204) is fixedly connected to the front of the L-shaped fixed baffle (203). The top of the water meter fixing base (201) is movably sleeved with a lifting block (207), and the top of the water meter fixing base (201) is located on both sides of the lifting block (207) and is fixedly connected with a fixing frame (205), so The top of the lifting block (207) is fixedly connected with two water meter fixing molds (206), the bottom of the lifting block (207) is fixedly connected with a support frame (208), and the bottom of the support frame (208) is movably socketed There is a threaded lifting rod (2014), the outer side of the threaded lifting rod (2014) is fixedly sleeved with a fixed bearing (2012), and the outer side of the fixed bearing (2012) is fixedly connected with four supporting and fixing square tubes (2011), The bottom of the threaded lifting rod (2014) is fixedly connected with a second bevel gear (2013), and the output shaft of the servo motor (202) is drive-connected with a rotating shaft (209), the back of the rotating shaft (209) A first bevel gear (2010) is fixedly connected. 3. A water meter seal detection method according to claim 1, characterized in that: the hydraulic assembly (3) comprises a hydraulic cylinder (301), and both sides of the hydraulic cylinder (301) are fixedly connected with transmission pipes (302), the front surfaces of the two transmission pipes (302) are fixedly connected with telescopic rod assemblies (304), the bottoms of the telescopic rod assemblies (304) are fixedly connected with (308), and the detection assembly (4) includes A fixed frame (401), an air pump (402) is fixedly connected to the inner side of the fixed frame (401), and an air pressure detection assembly (403) is fixedly connected to the top of the air pump (402), and the air pressure detection assembly (403) A transmission wire (404) is fixedly connected to one side of the transmission wire (404), a detection contact (405) is fixedly connected to one side of the transmission wire (404), and a solenoid valve ( 407), a sealing plug (406) is fixedly sleeved on the side of the air injection pipe of the air pump (402). 4. A water meter seal detection method according to claim 1, characterized in that: the size of the lifting block (207) and the size of the top opening of the water meter fixing base (201) cooperate with each other, and the observation plate (204) It is made of acrylic plate, the distance between the two water meter fixing molds (206) is matched with the outer size of the water meter, and the bottom of the support frame (208) is provided with a threaded hole and is connected to the outer side of the threaded lifting rod (2014). The threads of the supporting and fixing square tube (2011) are fitted with the four walls inside the water meter fixing base (201) on both sides, the first bevel gear (2010) and the second bevel gear (2013) Intermeshing. 5. A water meter seal detection method according to claim 1, characterized in that: the heights at which the two telescopic rod assemblies (304) are located are on the same plane and are relative to the distance from the front of the equipment fixing base (1). same. 6. A water meter seal detection method according to claim 1, characterized in that: one side of the fixed frame (401) is fixedly connected to the other side of the telescopic rod assembly (304), and the detection contact ( 405) is located on the center of the circle on one side of the sealing plug (406), and the material of the sealing plug (406) is rubber.

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