CN218726140U - Large-diameter water meter pressure-resistant device - Google Patents
Large-diameter water meter pressure-resistant device Download PDFInfo
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- CN218726140U CN218726140U CN202221839212.5U CN202221839212U CN218726140U CN 218726140 U CN218726140 U CN 218726140U CN 202221839212 U CN202221839212 U CN 202221839212U CN 218726140 U CN218726140 U CN 218726140U
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Abstract
The application discloses withstand voltage device of heavy-calibre water gauge, its characterized in that includes: a bracket provided with a pressure-resistant table; the guide rail is connected with the bracket and used for moving the water meter to the pressure-resistant platform; the vacuumizing device is connected with the bracket and is used for vacuumizing the water meter; the pressurizing device is connected with the bracket and is used for pressurizing the water meter; and the controller is arranged on the bracket and is connected with the guide rail, the vacuumizing device and the pressurizing device. The water meter is provided with the support and the guide rail, the water meter can be directly moved to the support from the production line through the guide rail for operation, and inconvenience in carrying is avoided; when the water gauge reachd the withstand voltage platform position, evacuating device carries out the evacuation to the water gauge earlier, and supercharging device carries out the pressure boost to the water gauge again, and it just carries out withstand voltage to avoid having the bubble in the water gauge, causes the damage to the water gauge.
Description
Technical Field
The application relates to a pressure-resistant technology of a large-caliber water meter, in particular to a pressure-resistant device of the large-caliber water meter.
Background
The large-caliber water meter is a water meter with a nominal caliber of more than 50cm, a common pressure-resistant device of the large-caliber water meter at present is basically a vertical station, the water meter is transported to the pressure-resistant station, the water meter is erected by a crane, and then the steps of clamping, exhausting, watering, sealing, pressure resistance, loosening and the like are carried out. Air bubbles are easy to exist in the watchcase and the indicating device after water filling and air exhausting operations, and if pressure-resistant operation is carried out at the moment, instantaneous water hammer is easy to form after the volume of the air bubbles is changed, so that internal parts are deformed or damaged. And the traditional vertical pressure-resistant device needs to be separated from an assembly production line, but the large-caliber water meter is inconvenient to carry back and forth, and the production efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
In view of this, the present application aims to: provided is a pressure-resistant device which is easy to carry and can reduce bubbles in a water meter when pressure is resistant.
The embodiment of the application provides a withstand voltage device of heavy-calibre water gauge includes: a bracket provided with a pressure-resistant table; the guide rail is connected with the bracket and used for moving the water meter to the pressure-resistant platform; the vacuumizing device is connected with the bracket and is used for vacuumizing the water meter; the pressurizing device is connected with the bracket and is used for pressurizing the water meter; and the controller is arranged on the bracket and is connected with the guide rail, the vacuumizing device and the pressurizing device.
Further, the pressure monitoring device is further included, the pressure monitoring device comprises a first pressure sensor, a second pressure sensor, a third pressure sensor and a fourth pressure sensor, the first pressure sensor, the second pressure sensor, the third pressure sensor and the fourth pressure sensor are respectively arranged at four corners of the position of the water meter on the support, and the pressure monitoring device is used for detecting whether the water meter moves to the position of the pressure-resistant table or not.
Furthermore, the device also comprises a clamping device which is movably arranged on the bracket and is connected with the controller.
Further, still include protector, protector activity sets up on the support, and protector is connected with the controller.
Furthermore, the vacuumizing device comprises a vacuumizing device, a first pneumatic ball valve, a second pneumatic ball valve, a first water return valve and a third pneumatic ball valve, the first pneumatic ball valve, the second pneumatic ball valve and the third pneumatic ball valve are sequentially connected, the third pneumatic ball valve is respectively connected with the water meter and the first water return valve, and the vacuumizing device is connected with the first pneumatic ball valve and the second pneumatic ball valve.
Further, supercharging device includes pressure cylinder, pressure-increasing valve, constant pressure valve and second wet return, and pressure cylinder one end is connected with the constant pressure valve, and the pressure cylinder other end is connected with pressure-increasing valve and second wet return, and pressure-increasing valve, constant pressure valve and second wet return are connected with the controller.
Further, the pressure cylinder comprises a base, a fixing frame, a cylinder body, a piston, a signaling rod and a photoelectric sensor, the signaling rod and the photoelectric sensor are arranged on the side wall of the cylinder body, one end of the signaling rod is in movable contact with the piston, the photoelectric sensor is arranged on the signaling rod and connected with a controller, the cylinder body is fixed on the base through the fixing frame, and the piston moves in the cylinder body.
The water meter vacuum pump further comprises a fifth pressure sensor and a sixth pressure sensor, wherein the fifth pressure sensor is arranged in the vacuum pumping device and is used for detecting the pressure of the water meter during vacuum pumping; the sixth pressure sensor is arranged in the supercharging device and used for detecting the pressure of the water meter during supercharging; and the fifth pressure sensor and the sixth pressure sensor are respectively connected with the controller.
Furthermore, a drain hole is arranged on the protection device and used for draining water in the water meter.
Furthermore, a water return tank is also arranged on the support and used for storing water discharged by the protection device.
The embodiment of the application discloses a large-diameter water meter pressure-resistant device which is provided with a support and a guide rail, wherein a water meter can be directly moved to the support from a production line through the guide rail for operation, so that the inconvenience of carrying is avoided; when the water gauge reachd the withstand voltage platform position, evacuating device carries out the evacuation to the water gauge earlier, and supercharging device carries out the pressure boost to the water gauge again, and it just carries out withstand voltage to avoid having the bubble in the water gauge, causes the damage to the water gauge.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.
FIG. 1 is a schematic overall structure of the present application;
FIG. 2 is a schematic view of the vacuum evacuation device connection of the present application;
FIG. 3 is a schematic view of a supercharging assembly of the present application;
fig. 4 is a structure view of a booster cylinder of the booster device of the present application;
FIG. 5 is a schematic view of the shielding device of the present application;
in the figure: 1. a vacuum pumping device; 1.1, vacuumizing; 1.2, a first pneumatic ball valve; 1.3, a second pneumatic ball valve; 1.4, a first water return valve; 1.5, a third pneumatic ball valve; 2. a guard; 2.1, a drain hole; 3. a pressure monitoring device; 4. a guide rail; 5. a water return tank; 6. a clamping device; 6.1, a first clamping device; 6.2, a second clamping device; 7. a pressure boosting device; 7.1, pressurizing a cylinder; 7.1.1, a cylinder body; 7.1.2, a fixing frame; 7.1.3, a base; 7.1.4, sealing rings; 7.1.5, a photosensor; 7.1.6, a signaling rod; 7.1.7, piston; 7.1.8, a first nozzle; 7.1.9, a second nozzle; 7.2, a pressure increasing valve; 7.3, a normal pressure valve; 7.4, a second water return valve; 8. a fifth pressure sensor; 9. a sixth pressure sensor; 10. and (3) a bracket.
Detailed Description
In order to make the purpose, technical solutions and advantages of the present application clearer, the technical solutions of the present application will be clearly and completely described below through embodiments with reference to the accompanying drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.
The application discloses withstand voltage device of heavy-calibre water gauge, as shown in figure 1, including support 10, guide rail 4, clamping device 6, protector 2, evacuating device 1, supercharging device 7 and controller.
The bracket 10 is provided with a trigger switch which is arranged at the butt joint of the bracket and the production line, and when the water meter moves to contact with the trigger switch, the guide rail 4 moves the water meter together with the tooling plate below the water meter to the pressure-resistant platform. After the water meter and the tooling plate reach the position of the pressure-resistant platform, the pressure monitoring device 3 below is stressed, the clamping devices 6 are started, the clamping devices 6 on the two sides simultaneously extend out to be clamped, and the protective device 2 automatically falls down. The vacuumizing device 1 starts to work, when the fifth pressure sensor 8 detects that the pressure of the water meter reaches a certain pressure value, vacuumizing is stopped, and the supercharging device 7 starts to perform supercharging; when the sixth pressure sensor 9 detects that the pressure of the water meter reaches a certain pressure value, the pressurization work is stopped; the clamping device 6 is slowly loosened, the protection device 2 is opened, and the tooling plate and the water meter are moved back to the production line through the guide rail 4.
The water meter is moved to the pressure-resistant platform by arranging the guide rail 4, so that the problem of inconvenient transportation of the water meter is avoided; before the water meter is pressurized, the water meter is vacuumized, so that the phenomenon that air bubbles are generated inside the water meter when the water meter is pressurized to form an instant water hammer, and internal parts are deformed or damaged is avoided.
In some embodiments, the pressure monitoring device 3 includes a first pressure sensor, a second pressure sensor, a third pressure sensor and a fourth pressure sensor, the four pressure sensors are respectively disposed at four corners of the pressure-resistant table to detect whether the water meter and the tooling table reach the position of the pressure-resistant table, so as to avoid position deviation and influence on the butt joint of the clamping device 6, when all the four pressure sensors detect a fixed pressure value, a signal is sent to the controller, and the controller controls the clamping device to start clamping.
In some embodiments, the clamping device 6 comprises a fixed base 7.1.3, a movable upper seat and a pipe section, the fixed base 7.1.3 is fixed on the support 10 through screws, the movable upper seat is movably connected with the fixed base 7.1.3, and the pipe section is connected with the movable upper seat and driven by the movable upper seat to move together.
In some embodiments, the gripping device 6 comprises a first gripping device 6.1 and a second gripping device 6.2, the pipe section comprises a first pipe section and a second pipe section, the first gripping device 6.1 and the evacuation device 1 are connected to the first pipe section, and the second gripping device 6.2 and the pressurization device 7 are connected to the second pipe section. The sizes of the centers of the first pipe section and the second pipe section are consistent with the butt joint position of the pipe sections of the water meter, when the water meter moves to the pressure-resistant platform, the controller controls the clamping device 6 to gradually approach the water meter until the first pipe section and the second pipe section are completely butt jointed with the water meter, and the clamping work is finished.
In some embodiments, after the clamping device 6 clamps the water meter, the controller controls the protection device 2 to fall down to completely cover the water meter and the connection between the water meter and the pipe section, as shown in fig. 5, the protection device 2 is connected to the support 10 through a telescopic rod, and the protection device 2 can be a transparent cover, so that a user can observe the condition of the internal water meter conveniently.
In some embodiments, as shown in fig. 2, the vacuum pumping device 1 includes a vacuum pump 1.1, a fifth pressure sensor 8, a first pneumatic ball valve 1.2, a second pneumatic ball valve 1.3, a first water return valve 1.4, and a third pneumatic ball valve 1.5, and the fifth pressure sensor 8 is disposed in the first pipe section near the water meter. The controller starts the first pneumatic ball valve 1.2, the second pneumatic ball valve 1.3 and the third pneumatic ball valve 1.5, the supercharging device 7 is closed at the moment, the controller controls the vacuumizing device 1.1 to vacuumize the first pipe section and the water meter, when the fifth pressure sensor 8 detects that the pressure in the first pipe section reaches a certain pressure value, the controller controls the second pneumatic ball valve 1.3 to close, and then controls the vacuumizing device 1.1 to stop working, because the vacuumizing device 1.1 is closed after the second pneumatic ball valve 1.3 is closed, even if water exists in the pipe, the water meter can only be in a vacuum state between the first pneumatic ball valve 1.2 and the second pneumatic ball valve 1.3, and then supercharging is carried out, so that bubbles existing in the water meter can be effectively reduced.
In some embodiments, the device further comprises a sixth pressure sensor, after the vacuum pumping is stopped, the controller controls the pressure boosting device 7 to start to boost pressure, as shown in fig. 3, the pressure boosting device 7 comprises a pressure boosting cylinder 7.1, a pressure boosting valve 7.2, a normal pressure valve 7.3 and a second water return valve 7.4, the controller controls the normal pressure valve 7.3 to open, water is filled into the water meter through the second pipe section, when the sixth pressure sensor 9 detects that the water is full, the normal pressure valve 7.3 is closed, the pressure boosting valve 7.2 is opened, and the pressure boosting valve 7.2 pushes the pressure boosting cylinder 7.1 to boost the water meter.
In some embodiments, as shown in fig. 4, the pressurizing cylinder 7.1 includes a cylinder body 7.1.1, a fixing frame 7.1.2, a base 7.1.3, a first water port 7.1.8, a second water port 7.1.9, a base 7.1.3, a photoelectric sensor 7.1.5, a signaling rod 7.1.6, a piston 7.1.7, and a sealing ring 7.1.4, the base 7.1.3 is fixed in the pressurizing device 7, and the fixing frame 7.1.2 fixes the cylinder body 7.1.1 and the base 7.1.3. The upper part and the lower part of the piston 7.1.7 are provided with sealing rings 7.1.4, so that when the piston 7.1.7 moves, water flows through the piston 7.1.7 through a gap, and the pressure-increasing value of the water meter is insufficient. As shown in fig. 4, the first water port 7.1.8 is connected to the water meter, the first water port 7.1.8 is connected to the constant pressure valve, the constant pressure valve 7.3 and the pressure increasing valve 7.2 are connected to the second water return valve 7.4 in sequence, and the second water port 7.1.9 is connected to the pressure increasing valve 7.2 and the second water return valve 7.4. The controller controls the pressure increasing valve 7.2 to be opened, at the moment, the piston 7.1.7 starts to move leftwards, when the piston touches the left signaling rod 7.1.6, the left photoelectric sensor 7.1.5 transmits a signal to the controller, the controller opens the second water returning valve 7.4, the piston 7.1.7 immediately moves rightwards, when the piston touches the right signaling rod 7.1.6, the right photoelectric sensor 7.1.5 transmits a signal to the controller, the controller closes the second water returning valve 7.4, opens the pressure increasing valve 7.2, and the steps are repeated. When the sixth pressure sensor 9 detects that the pressure of the water meter reaches a preset value, the pressure increasing is stopped, the pressure increasing valve 7.2 and the second water return valve 7.4 are closed, the normal pressure valve 7.3 and the second water return valve 7.4 are opened, and water in the water meter is discharged.
In some embodiments, when the fifth pressure sensor 8 and the sixth pressure sensor 9 detect that the pressure inside the pipe section reaches a certain value, the controller controls the protection device 2 to be opened, controls the clamping device 6 to be released, and controls the guide rail 4 to move the water meter and the tooling plate back to the production line.
In some embodiments, the shielding device 2 is further provided with 8 drainage holes 2.1, which are arranged in the positions shown in fig. 5. The operation can effectively discharge the water in the water meter, and is convenient for subsequent transportation and other operations.
In some embodiments, the support 10 is further provided with a water return tank 5, the water return tank 5 is arranged at the side far away from the production line, and water in the water meter flows into the water return tank 5 through a water drainage hole 2.1 on the protection device 2.
In some embodiments, the maximum pressure value of each pressure sensor may be preset in the controller to satisfy the function of detecting pressure of each device.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present application and the technical principles employed. It will be understood by those skilled in the art that the present application is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the application. Therefore, although the present application has been described in more detail with reference to the above embodiments, the present application is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present application, and the scope of the present application is determined by the scope of the appended claims.
Claims (10)
1. The utility model provides a withstand voltage device of heavy-calibre water gauge which characterized in that includes:
a bracket provided with a pressure-resistant table;
the guide rail is connected with the bracket and used for moving the water meter to the pressure-resistant table;
the vacuumizing device is connected with the support and is used for vacuumizing the water meter;
the pressurizing device is connected with the bracket and is used for pressurizing the water meter;
and the controller is arranged on the bracket and is connected with the guide rail, the vacuumizing device and the pressurizing device.
2. A pressure resistant device for a large diameter water meter in accordance with claim 1, wherein: still include pressure monitoring devices, pressure monitoring devices includes first pressure sensor, second pressure sensor, third pressure sensor and fourth pressure sensor, first pressure sensor, second pressure sensor, third pressure sensor and fourth pressure sensor set up respectively four angles of withstand voltage platform, pressure monitoring devices is connected with the controller.
3. A pressure resistant device for a large diameter water meter in accordance with claim 1, wherein: the clamping device is movably arranged on the support and is connected with the controller.
4. A pressure resistant device for a large diameter water meter in accordance with claim 1, wherein: the protective device is movably arranged on the support and is connected with the controller.
5. A pressure resistant device for a large diameter water meter in accordance with claim 1, wherein: the vacuum pumping device comprises a vacuum pumping device, a first pneumatic ball valve, a second pneumatic ball valve, a first water return valve and a third pneumatic ball valve, wherein the first pneumatic ball valve, the second pneumatic ball valve and the third pneumatic ball valve are sequentially connected, the third pneumatic ball valve is respectively connected with the water meter and the first water return valve, and the vacuum pumping device is connected with the first pneumatic ball valve and the second pneumatic ball valve.
6. A pressure resistant device for a large diameter water meter in accordance with claim 1, wherein: supercharging device includes pressure cylinder, pressure-increasing valve, constant-pressure valve and second wet return, pressure cylinder one end is connected with the constant-pressure valve, the pressure cylinder other end is connected with pressure-increasing valve and second wet return, pressure-increasing valve, constant-pressure valve and second wet return are connected with the controller.
7. A pressure resistant device for a large diameter water meter in accordance with claim 6, wherein: the pressure cylinder includes base, mount, cylinder body, piston, signaling rod and photoelectric sensor, signaling rod with photoelectric sensor sets up on the cylinder body lateral wall, signaling rod's one end and piston movable contact, photoelectric sensor sets up on signaling rod, photoelectric sensor with the controller is connected, the mount is fixed the cylinder body on the base, the piston moves in the cylinder body.
8. A pressure resistant device for a large diameter water meter in accordance with claim 1, wherein: the water meter vacuum pump also comprises a fifth pressure sensor and a sixth pressure sensor, wherein the fifth pressure sensor is arranged in the vacuum pumping device and is used for detecting the pressure of the water meter during vacuum pumping; the sixth pressure sensor is arranged in the supercharging device and is used for detecting the pressure of the water meter during supercharging; and the fifth pressure sensor and the sixth pressure sensor are respectively connected with the controller.
9. A pressure resistant device for a large diameter water meter in accordance with claim 4, wherein: the protection device is provided with a drain hole, and the drain hole is used for draining water in the water meter.
10. A pressure resistant device for a large diameter water meter in accordance with claim 9, wherein: and a water return tank is also arranged on the support and used for storing water discharged by the protection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221839212.5U CN218726140U (en) | 2022-07-15 | 2022-07-15 | Large-diameter water meter pressure-resistant device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221839212.5U CN218726140U (en) | 2022-07-15 | 2022-07-15 | Large-diameter water meter pressure-resistant device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218726140U true CN218726140U (en) | 2023-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221839212.5U Active CN218726140U (en) | 2022-07-15 | 2022-07-15 | Large-diameter water meter pressure-resistant device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218726140U (en) |
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2022
- 2022-07-15 CN CN202221839212.5U patent/CN218726140U/en active Active
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