CN220104249U - Water meter pressure testing device - Google Patents
Water meter pressure testing device Download PDFInfo
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- CN220104249U CN220104249U CN202321250719.1U CN202321250719U CN220104249U CN 220104249 U CN220104249 U CN 220104249U CN 202321250719 U CN202321250719 U CN 202321250719U CN 220104249 U CN220104249 U CN 220104249U
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- water
- water inlet
- inlet pipeline
- water meter
- sealing joint
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 282
- 238000012360 testing method Methods 0.000 title claims abstract description 39
- 238000007789 sealing Methods 0.000 claims abstract description 59
- 238000009434 installation Methods 0.000 claims abstract description 37
- 230000033001 locomotion Effects 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 abstract description 2
- 210000001503 joint Anatomy 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of pressure testing devices, in particular to a water meter pressure testing device, which comprises a water pump, a water inlet pipeline, a water outlet pipeline and a mounting assembly, wherein the water pump is connected with the water inlet pipeline; the installation assembly comprises a first sealing joint, a water meter seat, a second sealing joint and a pushing piece, wherein the first sealing joint is installed on a water inlet pipeline, the water meter seat is used for placing a water meter, the second sealing joint is installed in a sliding mode, the pushing piece is used for driving the second sealing joint to axially move, the first sealing joint and the second sealing joint are coaxially arranged, and the water meter seat is located between the first sealing joint and the second sealing joint; the second sealing joint is kept communicated with the water outlet pipeline in the axial movement process along with the pushing piece; the water meter can be clamped and installed by the pushing action of the pushing piece, and the water meter is convenient to install.
Description
Technical Field
The utility model relates to the technical field of pressure testing devices, in particular to a water meter pressure testing device.
Background
The water meter is a meter for measuring water flow, performance test is needed before delivery, qualified products can flow to the market, one test is pressure test of the water meter, the water meter is connected into a pipeline of pressure test equipment during test, the water meter is pressurized to a set pressure and kept for a certain time, and whether water seepage phenomenon occurs in the water meter is observed so as to detect the pressure maintaining capability of the water meter in a certain water pressure and a certain time.
The installation mode of installing the water meter into the testing device by adopting fasteners such as screws or threaded connection requires manual tightening by an operator, so that the installation operation is inconvenient.
Disclosure of Invention
In order to improve the convenience of installation of the water meter during pressure test, the utility model provides a water meter pressure test device. The following technical scheme is adopted:
the water meter pressure testing device comprises a water pump, a water inlet pipeline, a water outlet pipeline and a mounting assembly, wherein the water pump is connected with the water inlet pipeline;
the installation assembly comprises a first sealing joint, a water meter seat, a second sealing joint and a pushing piece, wherein the first sealing joint is installed on the water inlet pipeline in a sliding mode, the water meter seat is used for placing a water meter, the second sealing joint is installed in a sliding mode, the pushing piece is used for driving the second sealing joint to axially move, the first sealing joint and the second sealing joint are coaxially arranged, and the water meter seat is located between the first sealing joint and the second sealing joint;
and the second sealing joint is kept communicated with the water outlet pipeline in the axial movement process of the pushing piece.
Through adopting above-mentioned technical scheme, place the water gauge on the water gauge seat and make water gauge one end paste first sealed joint and water inlet pipeline intercommunication, use the impeller to promote the second sealed joint and make it paste closely with the water gauge other end, water gauge and water outlet pipeline intercommunication, realize the installation of water gauge. Compared with the installation mode that screws or threads are required to be screwed, the water meter can be installed through the pushing action of the pushing piece, and the installation is convenient.
In one embodiment: the water meter pressure testing device is provided with an installation box, an installation assembly is arranged in the installation box, the top wall of the installation box is opened, a water inlet pipeline and a water outlet pipeline are respectively arranged on two opposite side walls of the installation box, an opening is formed in the side wall, adjacent to the side wall, provided with the water inlet pipeline, of the installation box, and the opening is arranged opposite to a water meter seat.
Through adopting above-mentioned technical scheme, installation component installs in the mounting box, and when the sealing head pressed from both sides tight water gauge is promoted to the impeller, thrust acted on the mounting box, and thrust is less to the effect of water inlet pipeline's extrusion thrust, has reduced the influence to the equipment that water inlet pipeline connects.
In one embodiment: the water meter seat is provided with a sliding rail, the sliding rail extends towards the opening direction, and the water meter seat can slide along the sliding rail.
Through adopting above-mentioned technical scheme, the water gauge seat can follow the slide rail and slide, and operating personnel can place the water gauge on the water gauge seat in the opening part, follow the slide rail with water gauge propelling movement to pipeline department, more laborsaving.
In one embodiment: the water meter seat is provided with a height adjusting structure, and the position of the water meter seat can be adjusted up and down by the height adjusting structure.
By adopting the technical scheme, the height of the water meter seat can be adjusted according to the water meters with different specifications so as to be communicated with the sealing joint.
In one embodiment: the connecting piece is rotatably connected with a connecting rod, a clamping groove is formed in the side wall of the water inlet pipeline, the connecting rod can be clamped in the clamping groove, and a locking structure for propping against the side wall is slidably arranged on the connecting rod.
By adopting the technical scheme, the arrangement of the connecting rod is beneficial to the wall to strengthen the structural strength of the mounting box; in addition, if the structure of opening and connecting rod is not set up, then under the promotion effect of catch bar, the mounting box can produce certain deformation, installs the distance between water outlet pipe and the water inlet pipe both sides wall and can increase, then can pass thrust to water inlet pipe and the equipment on it, and be provided with connecting rod and locking structure, can keep the distance between both sides wall unchangeable, can weaken the thrust of transmission to water inlet pipe, reduce the influence that probably produces the pipeline.
In one embodiment: the installation assembly further comprises a supporting seat, one end of the supporting seat is fixed to the installation box, and the water outlet pipeline is inserted into the supporting seat.
Through adopting above-mentioned technical scheme, the supporting seat plays the supporting role to water inlet pipeline, and is favorable to defining the motion path of water pipeline and reduces the motion skew, has reduced the condition of second sealing joint and the water gauge butt joint deviation of being connected in water outlet pipeline.
In one embodiment: the water inlet pipeline is divided into a front section, a middle section and a rear section, the front section of the water inlet pipeline is connected with the water pump, the middle section of the water inlet pipeline is branched into a first water inlet pipeline and a second water inlet pipeline, the rear section of the water inlet pipeline is connected with the first sealing joint, the first water inlet pipeline is provided with a pressurizing pump and a first pneumatic stop valve, and the second water inlet pipeline is provided with a pressure sensor.
By adopting the technical scheme, two water inlet pipelines are arranged, one pipeline is provided with a pressurizing pump, the two pipelines are connected in parallel and can work independently, and the pipeline where the pressurizing pump is located can be opened when pressurization is needed.
In one embodiment: the second water inlet pipeline is provided with a second pneumatic stop valve, the second pneumatic stop valve is closer to the front section of the water inlet pipeline than the pressure sensor, and the rear section of the water inlet pipeline is provided with a third pneumatic stop valve.
Through adopting above-mentioned technical scheme, when having a plurality of water meters to wait to test, can close pneumatic stop valve after the water meter test is finished, keep the water in the water inlet pipeline in the pipeline, the water pump need not consume time and extra power again and is full of the pipeline with water when carrying out next water meter test, has also practiced thrift test water.
In summary, the utility model has the following beneficial effects:
1. the water meter can be clamped and installed through the pushing action of the pushing piece, and the installation is convenient;
2. the position of the water meter seat is adjustable, so that an operator can conveniently place and install the water meter.
Drawings
FIG. 1 is a schematic diagram of the piping connection of the water meter pressure testing device of the present utility model;
FIG. 2 is a schematic view of the mounting box and mounting assembly of the water meter pressure testing device of the present utility model;
FIG. 3 is a schematic view of the mounting box and mounting assembly of the water meter pressure testing apparatus of the present utility model with a water meter mounted thereto;
FIG. 4 is an exploded schematic view of the outlet pipe of the housing piston of the pusher in the pressure testing device of the present utility model;
fig. 5 is an enlarged view at a in fig. 2;
in the figure, 100, a water pump; 200. a water inlet pipeline; 210. a first water inlet line; 211. a first one-way valve; 212. a pressurizing pump; 213. a second one-way valve; 214. a first pneumatic shut-off valve; 220. a second water inlet pipeline; 221. a second pneumatic shut-off valve; 222. a pressure sensor; 230. a water inlet valve; 240. a third pneumatic shut-off valve; 300. a water outlet pipeline; 310. a first sealing joint; 320. a second sealing joint, 330, a water meter seat; 340. a slide rail; 350. a support base; 360. a housing; 361. a first water inlet and outlet; 362. a second water inlet and outlet; 370. a piston; 380. a water outlet valve; 400. a mounting box; 410. an opening; 420. a connecting piece; 430. a connecting rod; 440. A clamping groove; 450. a grip; 500. a water meter.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
The utility model provides a water gauge pressure testing arrangement, as shown in FIG. 1, including water pump 100, water inlet pipeline 200, outlet pipeline 300, install bin 400 and installation component, water inlet pipeline 200 and outlet pipeline 300 are connected at the install bin 400 both ends, and installation component sets up in install bin 400 and is used for installing and presss from both sides tight water gauge that awaits measuring, makes water gauge and water inlet pipeline 200 and outlet pipeline 300 intercommunication that await measuring, and water pump 100 provides power and makes water full of whole pipeline.
The water inlet pipeline 200 is divided into a front section, a middle section and a rear section, the water pump 100 is connected with the front section of the water inlet pipeline 200, the front section of the water inlet pipeline 200 is provided with a water inlet valve 230, according to the flow direction of water flow, the water flow firstly passes through the water inlet valve 230 and then enters the water pump 100, and the water pump 100 pumps the water into the whole water inlet pipeline 200 after the water inlet valve 230 is opened.
The middle section of the water inlet pipeline 200 is branched into a first water inlet pipeline 210 and a second water inlet pipeline 220, a first check valve 211, a pressurizing pump 212, a second check valve 213 and a first pneumatic stop valve 214 are sequentially installed on the first water inlet pipeline 210, and a second pneumatic stop valve 221 and a pressure sensor 222 are sequentially installed on the second water inlet pipeline 220.
The water inlet valve 230, the second pneumatic stop valve 221 and the third pneumatic stop valve 240 are opened, water flows through the second water inlet pipeline 220, and water pumped in the front section of the water inlet pipeline 200 is mainly conveyed to the rear section of the water inlet pipeline 200 through the second water inlet pipeline 220, and the water pressure is detected in real time. When it is necessary to increase the water pressure in the rear section of the water inlet line 200, the second air shut-off valve 221 may be closed and the first shut-off valve 214 may be activated, so that further pressurization may be performed by the pressurizing pump 212 of the first water inlet line 210.
The rear section of the water inlet pipeline 200 is provided with a third pneumatic stop valve 240, water flows through the third pneumatic stop valve 240 and then enters the area of the installation box 400, the rear section of the water inlet pipeline 200 and the water outlet pipeline 300 are respectively installed on two opposite side walls of the installation box 400, the water outlet pipeline 300 is provided with a water outlet valve 380, and after water flows out of the installation box 400, the water flows out of the tail end of the water outlet pipeline 300 through the water outlet valve 380.
The control system is connected with the pressure sensor 222 and the pressure pump 212 through signals, the pressure sensor 222 can monitor the water pressure in the pipeline, and when the water pressure reaches the pressure value set by the control system, the pressure pump 212 stops pressurizing. The control system also controls the on-off state of the water pump 100 and the pneumatic stop valve.
As shown in fig. 2 and 3, an inlet pipeline docking area, a water meter installation area and an outlet pipeline docking area are sequentially arranged in the installation box 400 along the water flow direction.
Wherein the installation box 400 is provided with a first sealing joint 310 in the water inlet pipeline butt joint region, the first sealing joint 310 is fixedly installed on the inner wall of the installation box 400, the water inlet pipeline 200 passes through the side wall of the installation box 400 to be connected with the first sealing joint 310, and the first sealing joint 310 is provided with a through hole communicated with the water inlet pipeline 200.
The mounting box 400 is provided with a water meter seat 330 and a slide rail 340 in a water meter mounting area. The water meter seat 330 is used for placing the water meter 500, and the upper surface of the water meter seat 330 is designed into an arc surface with a middle low and two high sides, so that the water meter 500 can be more stably placed on the arc surface and is not easy to roll to two sides. The slide rail 340 is fixed to the bottom wall of the mounting case 400, and the water meter holder 330 is slidably connected to the slide rail 340. The mounting box 400 is provided with an opening 410 in the water meter mounting area, and the slide rail 340 extends to the opening 410. An operator can slide the water meter holder 330 along the slide rail 340 to the outlet 430, place the water meter 500 on the water meter holder 330, and then slide the water meter 500 to the pipeline installation position.
The mounting box 400 is provided with a second sealing joint 320 in the butt joint area of the water outlet pipeline, the second sealing joint 320 is connected with the water outlet pipeline 300, the second sealing joint 320 is coaxial with the first sealing joint 310, the second sealing joint 320 is provided with a through hole communicated with the water outlet pipeline 300, the through holes on the two sealing joints are opposite, and sealing gaskets are arranged on two opposite surfaces of the two sealing joints.
The mounting box 400 is fixedly connected with a supporting seat 350 and a shell 360, the water outlet pipeline 300 is slidably sleeved on the supporting seat 350, and one end, far away from the second sealing joint 320, of the water outlet pipeline 300 penetrates through the shell 360 and then penetrates out of the mounting box 400. As shown in fig. 3 and 4, a piston 370 is fixedly connected to the outer peripheral wall of the water outlet pipeline 300, the piston 370 is located in the housing 360 and is attached to the inner wall of the housing 360, a first water inlet and outlet 361 and a second water inlet and outlet 362 are arranged at two ends of the housing 360, the first water inlet and outlet 361 is closer to the second sealing joint 320 than the second water inlet and outlet 362, and the piston 370 is located between the first water inlet and outlet 361 and the second water inlet and outlet 362.
The housing 360, the piston 370, and the water outlet line 300 constitute a pusher, and the first sealing joint 310, the second sealing joint 320, the water meter housing 330, and the pusher constitute a mounting assembly.
When the water meter is used, water enters the second water inlet and outlet 362 and water is pumped out from the first water inlet and outlet 361, the piston 370 moves towards the direction close to the first water inlet and outlet 361, the second sealing joint 320 is close to the first sealing joint 310, and the two sealing joints clamp the water meter 500 placed on the water meter seat 330; when water is introduced into the first water inlet/outlet 361 and water is pumped out from the second water inlet/outlet 362, the piston 370 moves in a direction approaching the second water inlet/outlet 362, the second sealing joint 320 moves away from the first sealing joint 310, and the water meter 500 can be removed from the water meter seat 330.
The top of the installation box 400 is opened, a connecting piece 420 is arranged on the side wall where the opening 410 is located, the connecting piece 420 is rotationally connected with a connecting rod 430, as shown in fig. 5, a clamping groove 440 is arranged on the side wall where the water inlet pipeline 200 is installed, the connecting rod 430 can be clamped in the clamping groove 440, the connecting rod 430 is provided with external threads, the connecting rod 430 is provided with a handle 450, the handle 450 is sleeved on the connecting rod 430, and the handle 450 is provided with internal threads. The handle 450 is rotated to move against the outer wall of the sidewall of the slot 440, and the threaded structure of the handle is a locking structure.
In addition, in order to adapt to the testing of water meters with different specifications and sizes, in some embodiments, the water meter seat 330 may be provided with a lifting structure, that is, the water meter seat 330 is divided into an upper portion and a lower portion, the lower portion is slidably connected with the sliding rail 340, the upper portion and the lower portion are connected through the lifting structure, and the specific structure may be a worm wheel and screw lifting structure with a screw rod on the upper portion and a worm wheel on the lower portion of the water meter seat 330, and of course, other lifting structures, such as a scissor type lifting structure, may also be provided.
Working principle:
before moving the water meter seat 330 to the operator along the slide rail 340, the operator places the water meter 500 on the water meter seat 330 and moves the water meter seat 330 to be abutted against the first sealing joint 310, adjusts the height of the water meter seat 330 to align the port of the water meter 500 with the first sealing joint 310, controls the pushing member to clamp the water meter 500, sets a test pressure value, opens the water inlet valve 230, controls the water pump 100 to operate, controls to open the second pneumatic stop valve 221 and the third pneumatic stop valve 240, closes the outlet valve 380 when water flows out from the tail end of the water outlet pipeline 350, detects the water pressure in the water path, opens the first pneumatic stop valve 214, opens the water outlet valve 380 to discharge the gas in the pipeline if the water pressure in the pipeline does not reach the test water pressure, closes the second pneumatic stop valve 221, closes the water outlet valve 380, and the pressurizing pump 212 stops pressurizing after the pressure reaches the set pressure value, and closes the first pneumatic stop valve 214. At this time, a section of the waterway where the water meter 500 is located is in a closed state, and the water pressure is at a test value, so that the water meter is kept for a period of time, and the water meter is watertight and has no pressure change during the keeping of the pressure, that is, the water meter is tested to be qualified. After one meter test is completed, the third pneumatic shut-off valve 240 may be closed, the outlet valve 380 may be opened, the second sealing joint 320 may be opened to release the meter 500, and the next meter test may be performed.
The embodiments of the present utility model are all preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model in this way, therefore: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (8)
1. A water gauge pressure testing arrangement, its characterized in that: the water pump comprises a water pump (100), a water inlet pipeline (200), a water outlet pipeline (300) and a mounting assembly, wherein the water pump (100) is connected with the water inlet pipeline (200);
the installation assembly comprises a first sealing joint (310) installed on the water inlet pipeline (200), a water meter seat (330) for placing a water meter, a second sealing joint (320) installed in a sliding manner and a pushing piece for driving the second sealing joint (320) to axially move, wherein the first sealing joint (310) and the second sealing joint (320) are coaxially arranged, and the water meter seat (330) is positioned between the first sealing joint (310) and the second sealing joint (320);
the second sealing joint (320) remains in communication with the outlet conduit (300) during axial movement with the pusher.
2. The water meter pressure testing device of claim 1, wherein: the water meter pressure testing device is provided with an installation box (400), an installation assembly is arranged in the installation box (400), the top wall of the installation box (400) is opened, the water inlet pipeline (200) and the water outlet pipeline (300) are respectively arranged on two opposite side walls of the installation box (400), an opening (410) is formed in the side wall, adjacent to the side wall, provided with the water inlet pipeline (200), of the installation box (400), and the opening (410) is arranged relative to the water meter seat (330).
3. The water meter pressure testing device of claim 2, wherein: the water meter seat (330) is provided with a sliding rail (340), the sliding rail (340) extends towards the direction of the opening (410), and the water meter seat (330) can slide along the sliding rail (340).
4. The water meter pressure testing device of claim 2, wherein: the water meter seat (330) is provided with a height adjusting structure, and the position of the water meter seat (330) can be adjusted up and down by the height adjusting structure.
5. The water meter pressure testing device of claim 2, wherein: the side wall where the opening (410) is located is provided with a connecting piece (420), the connecting piece (420) is rotatably connected with a connecting rod (430), a clamping groove (440) is formed in the side wall of the water inlet pipeline (200), the connecting rod (430) can be clamped in the clamping groove (440), and the connecting rod (430) is slidably provided with a locking structure for propping against the outer wall of the side wall where the clamping groove (440) is located.
6. The water meter pressure testing device of claim 2, wherein: the mounting assembly further comprises a supporting seat (350), one end of the supporting seat (350) is fixed on the mounting box (400), and the water outlet pipeline (300) is inserted into the supporting seat (350).
7. The water meter pressure testing device of claim 1, wherein: the water inlet pipeline (200) is divided into a front section, a middle section and a rear section, the front section of the water inlet pipeline (200) is connected with the water pump (100), the middle section of the water inlet pipeline (200) is branched into a first water inlet pipeline (210) and a second water inlet pipeline (220), the rear section of the water inlet pipeline (200) is connected with the first sealing joint (310), a pressurizing pump (211) and a first pneumatic stop valve (214) are arranged on the first water inlet pipeline (210), and a pressure sensor (221) is arranged on the second water inlet pipeline (220).
8. The water meter pressure testing device of claim 7, wherein: the second water inlet pipeline (220) is provided with a second pneumatic stop valve (222), the second pneumatic stop valve (222) is closer to the front section of the water inlet pipeline (200) than the pressure sensor (221), and the rear section of the water inlet pipeline (200) is provided with a third pneumatic stop valve (240).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321250719.1U CN220104249U (en) | 2023-05-20 | 2023-05-20 | Water meter pressure testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321250719.1U CN220104249U (en) | 2023-05-20 | 2023-05-20 | Water meter pressure testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220104249U true CN220104249U (en) | 2023-11-28 |
Family
ID=88848019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321250719.1U Active CN220104249U (en) | 2023-05-20 | 2023-05-20 | Water meter pressure testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220104249U (en) |
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2023
- 2023-05-20 CN CN202321250719.1U patent/CN220104249U/en active Active
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