CN217687362U - Turbine sealing structure of electronic water meter shell - Google Patents
Turbine sealing structure of electronic water meter shell Download PDFInfo
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- CN217687362U CN217687362U CN202123392050.3U CN202123392050U CN217687362U CN 217687362 U CN217687362 U CN 217687362U CN 202123392050 U CN202123392050 U CN 202123392050U CN 217687362 U CN217687362 U CN 217687362U
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Abstract
The utility model discloses an electron water gauge shell turbine seal structure belongs to turbine flowmeter field. The turbine sealing structure of the electronic water meter shell comprises a water meter shell body, wherein a connecting port is formed in the side wall of the water meter shell body, a water inlet pipe and a water outlet pipe are respectively arranged at two ends of the water meter shell body, sealing rings are fixedly connected in the water inlet pipe and the water outlet pipe, sealing rings are arranged on the sealing rings, sealing air bags are respectively arranged on the inner walls of the water inlet pipe and the water outlet pipe, which are far away from one ends of the water meter shell body, and rotating shafts are respectively connected in the water inlet pipe and the water outlet pipe in a rotating manner; the utility model discloses a setting up of sealing ring and sealing washer is convenient for seal the joint of outside pipeline and inlet tube, outlet pipe, avoids leaking the accurate nature that influences the flowmeter, and impeller, pivot, actuating mechanism, exhaust mechanism and air-tight bag's setting is convenient for further seal the joint of outside pipeline and inlet tube, outlet pipe.
Description
Technical Field
The utility model relates to a turbine flowmeter field especially relates to electron water meter case turbine seal structure.
Background
In the application industries of petroleum and other flow meters, the turbine flowmeter is widely applied to measuring the volume flow and cumulant of low viscosity, strong corrosiveness and clean liquid in a closed pipeline because of the advantages of simple structure, wide measurement range, small volume, light weight, small pressure loss, long service life, convenient maintenance and the like.
When the DN50 turbine flowmeter is used for metering, a gap is reserved between the shell and the turbine meter core, so that a part of water enters from the inlet and is discharged along the gap between the inner cavity of the shell of the turbine flowmeter and the turbine before passing through the turbine meter core, and metering errors of the flowmeter are caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem of proposing in the above-mentioned background art, and the electron water meter shell turbine seal structure that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
electronic water meter shell turbine seal structure, including the water meter shell body, water meter shell body lateral wall is equipped with the connector, water meter shell body both ends are equipped with inlet tube and outlet pipe respectively, equal fixedly connected with sealing ring in inlet tube and the outlet pipe, be equipped with the sealing washer on the sealing ring, all be equipped with air-tight bag on the inner wall that water meter shell body one end was kept away from to inlet tube and outlet pipe, it is connected with the pivot all to rotate in inlet tube and the outlet pipe, be equipped with the impeller in the pivot, all be equipped with pumping and exhausting mechanism in inlet tube and the outlet pipe, be equipped with in the pivot and be used for driving pumping and exhausting mechanism to air-tight bag exhaust actuating mechanism, the last pressure release pipe that is equipped with of air-tight bag, be equipped with the relief valve on the pressure release pipe.
Preferably, the driving mechanism comprises a cam, and a push rod is connected to the edge of the side wall of the cam in a sliding manner.
Preferably, the pump drainage mechanism comprises a cylinder, a piston is slidably connected in the cylinder, one end, away from the cam, of the push rod is fixedly connected with the piston, an air inlet pipe is arranged on the cylinder, an exhaust pipe is connected between the cylinder and the sealed air bag, and one-way valves are arranged on the air inlet pipe and the exhaust pipe.
Preferably, the edge of the side wall of the cam is provided with a sliding groove, the push rod is provided with a sliding block, and the sliding block is connected with the sliding groove in a sliding manner.
Preferably, the sealing ring and the sealing air bag are both made of corrosion-resistant rubber.
Compared with the prior art, the utility model provides an electron water meter case turbine seal structure possesses following beneficial effect:
1. this electron water meter housing turbine seal structure is convenient for seal the joint of external pipeline and inlet tube, outlet pipe through the setting of sealing ring and sealing washer, avoids leaking the accurate nature that influences the flowmeter, and impeller, pivot, actuating mechanism, exhaust mechanism and air-tight bag's setting is convenient for further seal the joint of external pipeline and inlet tube, outlet pipe.
2. This electron water meter casing turbine seal structure is convenient for increase the stability that cam and push rod are connected through setting up of spout and slider.
3. This electron water meter casing turbine seal structure, in order to increase the life of sealing washer and sealed gasbag, sealing washer and sealed gasbag all adopt corrosion resistant rubber to process and form.
The utility model discloses a setting up of sealing ring and sealing washer is convenient for seal the joint of outside pipeline and inlet tube, outlet pipe, avoids leaking the accurate nature that influences the flowmeter, and impeller, pivot, actuating mechanism, exhaust mechanism and air-tight bag's setting is convenient for further seal the joint of outside pipeline and inlet tube, outlet pipe.
Drawings
Fig. 1 is a schematic structural view of a turbine sealing structure of an electronic water meter housing according to the present invention;
fig. 2 is a top view of the turbine sealing structure of the electronic water meter housing according to the present invention;
fig. 3 is an enlarged view of a portion a in fig. 1 of the turbine sealing structure of the electronic water meter case according to the present invention;
fig. 4 is a schematic structural diagram of a cam in the turbine sealing structure of the electronic water meter case provided by the present invention.
In the figure: 1. a water meter case body; 101. a water inlet pipe; 102. a water outlet pipe; 103. a connecting port; 2. a seal ring; 201. a seal ring; 3. a rotating shaft; 301. an impeller; 302. a cam; 3021. a chute; 4. a cylinder; 401. a piston; 402. a push rod; 403. an air inlet pipe; 404. an exhaust pipe; 5. sealing the air bag; 501. a pressure relief pipe; 502. and (4) releasing the valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example (b):
referring to fig. 1-4, the electronic water meter shell turbine sealing structure comprises a water meter shell body 1, a connector 103 is arranged on the side wall of the water meter shell body 1, a water inlet pipe 101 and a water outlet pipe 102 are respectively arranged at two ends of the water meter shell body 1, sealing rings 2 are fixedly connected in the water inlet pipe 101 and the water outlet pipe 102, a sealing ring 201 is arranged on each sealing ring 2, sealing air bags 5 are respectively arranged on the inner walls of the water inlet pipe 101 and the water outlet pipe 102 far away from one end of the water meter shell body 1, rotating shafts 3 are rotatably connected in the water inlet pipe 101 and the water outlet pipe 102, impellers 301 are arranged on the rotating shafts 3, exhaust mechanisms are respectively arranged in the water inlet pipe 101 and the water outlet pipe 102, a driving mechanism for driving the exhaust mechanisms to exhaust air into the sealing air bags 5 is arranged on the rotating shafts 3, a pressure relief pipe 501 is arranged on each sealing air bag 5, and a pressure relief valve 502 is arranged on each pressure relief pipe 501; when the sealing structure is used, an external pipeline is respectively connected with the water inlet pipe 101 and the water outlet pipe 102, the turbine flowmeter is connected with the water meter shell body 1 through the connector 103, the external pipeline is sleeved in the water inlet pipe 101 and the water outlet pipe 102, the inlet end of the external pipeline is abutted against the sealing ring 2, the sealing ring 201 seals the seam between the external pipeline and the water meter shell body 1, when water flows through the water inlet pipe 101 and the water meter shell body 1 and the water outlet pipe 102, the water flow drives the rotating shaft 3 to rotate through the impeller 301, the rotating shaft 3 drives the exhaust mechanism to guide external air into the sealing air bag 5 through the driving mechanism, the sealing air bag 5 expands to enable the seam between the external pipeline and the water inlet pipe 101 and the seam between the external pipeline and the water outlet pipe 102 to be sealed, when the air pressure in the sealing air bag 5 reaches a certain value, the impeller 502 is opened, the air in the sealing air bag 5 flows out along the pressure relief pipe 501, the connection seam between the external pipeline and the water inlet pipe 101 and the water outlet pipe 102 is conveniently sealed through the arrangement of the sealing ring 2 and the sealing ring 201, the arrangement of the sealing ring 5, the pressure relief valve 102, the arrangement of the impeller 301, the rotating shaft 3, the driving mechanism and the sealing air relief valve 5 is convenient for further sealing mechanism for sealing the arrangement of the water outlet pipe 101, and the connection seam of the water outlet pipe 102, and further sealing bag 102, and further sealing structure, and further sealing effect on the accuracy of the water meter is avoided.
Further, the driving mechanism comprises a cam 302, a push rod 402 is slidably connected to the edge of the side wall of the cam 302, and the rotating shaft 3 drives the air pumping and exhausting mechanism to introduce the outside air into the sealed air bag 5 through the cam 302 and the push rod 402.
Furthermore, the air pumping and exhausting mechanism comprises a cylinder 4, a piston 401 is connected in the cylinder 4 in a sliding manner, one end, far away from the cam 302, of a push rod 402 is fixedly connected with the piston 401, an air inlet pipe 403 is arranged on the cylinder 4, an exhaust pipe 404 is connected between the cylinder 4 and the sealed air bag 5, one-way valves are arranged on the air inlet pipe 403 and the exhaust pipe 404, the push rod 402 drives the piston 401 to slide in the cylinder 4 in a reciprocating manner, and external air is led into the sealed air bag 5 along the air inlet pipe 403 and the exhaust pipe 404.
Furthermore, the edge of the side wall of the cam 302 is provided with a sliding groove 3021, the push rod 402 is provided with a sliding block, the sliding block is slidably connected with the sliding groove 3021, and the arrangement of the sliding groove 3021 and the sliding block is convenient for increasing the stability of the connection between the cam 302 and the push rod 402.
Furthermore, in order to prolong the service life of the sealing ring 201 and the sealing airbag 5, the sealing ring 201 and the sealing airbag 5 are both made of corrosion-resistant rubber.
The utility model discloses a setting up of sealing ring 2 and sealing washer 201 is convenient for seal the joint of outside pipeline and inlet tube 101, outlet pipe 102, avoids leaking the accurate nature that influences the flowmeter, and impeller 301, pivot 3, actuating mechanism, exhaust mechanism and air bag 5's setting is convenient for further seal the joint of outside pipeline and inlet tube 101, outlet pipe 102.
The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.
Claims (5)
1. Electronic water meter casing turbine seal structure, including water meter shell body (1), its characterized in that, water meter shell body (1) lateral wall is equipped with connector (103), water meter shell body (1) both ends are equipped with inlet tube (101) and outlet pipe (102) respectively, equal fixedly connected with sealing ring (2) in inlet tube (101) and outlet pipe (102), be equipped with sealing washer (201) on sealing ring (2), all be equipped with sealed gasbag (5) on the inner wall of water meter shell body (1) one end is kept away from in inlet tube (101) and outlet pipe (102), it is connected with pivot (3) all to rotate in inlet tube (101) and outlet pipe (102), be equipped with impeller (301) on pivot (3), all be equipped with exhaust mechanism in inlet tube (101) and outlet pipe (102), be equipped with on pivot (3) and be used for driving exhaust mechanism to sealed gasbag (5) carminative actuating mechanism, be equipped with pressure release pipe (501) on sealed gasbag (5), be equipped with pressure release pipe (502) on pressure release pipe (501).
2. The electronic water meter housing turbine seal structure of claim 1, characterized in that the driving mechanism comprises a cam (302), the cam (302) is arranged on the rotating shaft (3), and a push rod (402) is slidably connected to the edge of the side wall of the cam (302).
3. The turbine sealing structure of the electronic water meter shell according to claim 2, wherein the air pumping and exhausting mechanism comprises a cylinder (4), a piston (401) is connected in the cylinder (4) in a sliding manner, one end, far away from the cam (302), of the push rod (402) is fixedly connected with the piston (401), an air inlet pipe (403) is arranged on the cylinder (4), an air exhaust pipe (404) is connected between the cylinder (4) and the sealing air bag (5), and one-way valves are arranged on the air inlet pipe (403) and the air exhaust pipe (404).
4. The turbine sealing structure of the electronic water meter shell as claimed in claim 3, wherein the edge of the side wall of the cam (302) is provided with a sliding groove (3021), the push rod (402) is provided with a sliding block, and the sliding block is slidably connected with the sliding groove (3021).
5. The turbine sealing structure of the electronic water meter shell according to claim 1, wherein the sealing ring (201) and the sealing air bag (5) are both made of corrosion-resistant rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123392050.3U CN217687362U (en) | 2021-12-30 | 2021-12-30 | Turbine sealing structure of electronic water meter shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123392050.3U CN217687362U (en) | 2021-12-30 | 2021-12-30 | Turbine sealing structure of electronic water meter shell |
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| Publication Number | Publication Date |
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| CN217687362U true CN217687362U (en) | 2022-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202123392050.3U Active CN217687362U (en) | 2021-12-30 | 2021-12-30 | Turbine sealing structure of electronic water meter shell |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117053888A (en) * | 2023-10-10 | 2023-11-14 | 山东晨晖电子科技有限公司 | Internet of things water meter convenient to detach |
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2021
- 2021-12-30 CN CN202123392050.3U patent/CN217687362U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117053888A (en) * | 2023-10-10 | 2023-11-14 | 山东晨晖电子科技有限公司 | Internet of things water meter convenient to detach |
| CN117053888B (en) * | 2023-10-10 | 2024-01-09 | 山东晨晖电子科技有限公司 | Internet of things water meter convenient to detach |
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