CN219347859U - Flow instrument with pressure monitoring function - Google Patents
Flow instrument with pressure monitoring function Download PDFInfo
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- CN219347859U CN219347859U CN202223591596.6U CN202223591596U CN219347859U CN 219347859 U CN219347859 U CN 219347859U CN 202223591596 U CN202223591596 U CN 202223591596U CN 219347859 U CN219347859 U CN 219347859U
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- sleeve
- pressure
- guiding hole
- hole
- monitoring function
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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Abstract
The utility model provides a flow meter with a pressure monitoring function, wherein a pressure monitoring sensor probe is easy to assemble, disassemble and maintain. The structure of the water meter comprises a water meter body, a main pipe and a water pressure sensor, wherein the main pipe is provided with a pressure guiding hole, the pressure guiding hole is communicated with the inside and the outside of the main pipe, a mounting sleeve used for mounting the water pressure sensor is arranged outside the pressure guiding hole, a connecting cavity is arranged between the mounting sleeve and the pressure guiding hole, the upper end and the lower end of the connecting cavity are respectively provided with a communicating mounting sleeve and the pressure guiding hole, a float piston capable of sealing the mounting sleeve is arranged in the connecting cavity, the inner wall of the lower end of the mounting sleeve is inwards sunken to form a cylindrical chute, an annular sleeve is arranged in the cylindrical chute in a sliding sleeve, and a plurality of through holes are formed in the side face of the annular sleeve.
Description
Technical Field
The utility model relates to the technical field of intelligent water meters, in particular to a water meter with a pressure monitoring function.
Background
The intelligent water meter can increase various intelligent functions according to the use requirement, the intelligent water in the prior art has a pressure detection function, the water pressure in the water meter can be monitored in real time, if a user leaks water, forgets to turn off the water and the like, the pressure detection module can monitor in real time and send information to the background, and the background reminds the user. At present, when a suspected fault occurs in a water pressure testing device, the water meter with the built-in pressure monitoring element is troublesome to maintain and replace, and the whole water meter needs to be returned to a factory for maintenance or replacement, so that the cost is greatly increased. Meanwhile, the built-in water pressure monitoring element is greatly limited in the aspects of accuracy, anti-interference performance and the like due to the requirements of volume, wiring design and the like, and the built-in water pressure monitoring element can not perfectly replace a water pressure sensor all the time. If the mode of setting up branch water pipe reconnection water pressure sensor is adopted, just need add control valve on branch water pipe, so can not only influence the water pressure monitoring progress, also can lead to the great inconvenient installation of volume of whole water gauge to use simultaneously.
Disclosure of Invention
The utility model provides the flow meter with the pressure monitoring function, which overcomes the defect of the foot part of the flow meter with the pressure monitoring function in the prior art, can conveniently detach and install the water pressure sensor, and is convenient for overhauling and replacing the water pressure sensor.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model relates to a flow meter with a pressure monitoring function, which comprises a water meter body, a main pipe and a water pressure sensor, wherein a pressure guiding hole is formed in the main pipe and is communicated with the inside and the outside of the main pipe, a mounting sleeve for mounting the water pressure sensor is arranged outside the pressure guiding hole, a connecting cavity is arranged between the mounting sleeve and the pressure guiding hole, the upper end and the lower end of the connecting cavity are respectively provided with the mounting sleeve and the pressure guiding hole, a float piston capable of sealing the mounting sleeve is arranged in the connecting cavity, the inner wall of the lower end of the mounting sleeve is inwards sunken to form a cylindrical chute, an annular sleeve is sleeved in the cylindrical chute in a sliding mode, and a plurality of through holes are formed in the side face of the annular sleeve.
Preferably, a middle shaft rod is arranged at one side, facing the pressure guiding hole, of the lower end of the float piston, a limiting disc is arranged at the tail end of the middle shaft rod, the radius of the limiting disc is in clearance fit with the aperture of the pressure guiding hole, and a plurality of filtering holes are formed in the limiting disc.
Preferably, the outer wall of the main pipe is provided with a connecting sleeve coaxial with the pressure guiding hole at the outer end of the pressure guiding hole, the top end of the connecting sleeve is in threaded connection with the mounting sleeve, the inner diameter of the connecting sleeve is larger than that of the mounting sleeve and that of the pressure guiding hole, the connecting sleeve is internally provided with a connecting cavity capable of accommodating the float piston, the length of the connecting cavity is larger than that of the float piston, and the lower end of the connecting sleeve is provided with an annular limiting step structure for limiting the float piston close to the pressure guiding hole.
Preferably, the shape of the float piston is cylindrical, and the diameter of the float piston is larger than the diameter of the annular sleeve and smaller than the inner diameter of the connecting cavity.
Preferably, the annular sleeve member extends inwardly around the two end edges thereof to form an annular flange.
Preferably, the water pressure sensor comprises a sensor body and a probe, wherein the probe is provided with external threads, a detection hole is formed in the center of the tail end face of the probe, and an internal thread for connecting the probe is arranged on the part, above the cylindrical chute, of the inner wall of the mounting sleeve.
Preferably, when the probe of the water pressure sensor is installed in the installation sleeve, the annular sleeve is arranged under the tail end edge of the probe, a gap exists between the top surface of the float piston and the top of the connecting cavity, and the through hole on the side surface of the annular sleeve is at least partially exposed in the gap.
According to the flow meter with the pressure monitoring function, the water pressure sensor is arranged on the mounting sleeve, and the annular sleeve is arranged at the edge of the tail end of the probe of the water pressure sensor, so that the piston is far away from one side of the mounting sleeve, and a gap exists between the top of the float piston and the top of the connecting cavity. Meanwhile, the through holes on the side surface of the annular sleeve member are at least partially exposed in the gap, and the float piston is smaller than the inner diameter of the connecting cavity, so that the water body in the main pipe of the flow meter is conducted to the probe of the water pressure sensor, the water pressure in the main pipe can be monitored, the monitoring position of the water pressure sensor is very close to the main pipe, and the monitoring data are more accurate.
When the water pressure sensor needs to be overhauled and replaced, the water pressure sensor is directly disassembled, the downward pressing action on the annular sleeve and the float piston is relieved, and under the internal water pressure action, the float piston abuts against the top end of the connecting cavity to seal the channel between the connecting cavity and the mounting sleeve, so that water is prevented from overflowing. Therefore, the water pressure sensor can be quickly assembled and disassembled under the condition of continuous water supply.
Drawings
Fig. 1 is a block diagram of a flow meter with pressure monitoring according to the present utility model.
Fig. 2 is an exploded view of the present utility model.
Fig. 3 is a partially cross-sectional view schematically showing the water pressure sensor of the present utility model in an installed state.
Fig. 4 is a partially sectional view schematically showing a water pressure sensor of the present utility model in a disassembled state.
Fig. 5 is a schematic structural view of the ring kit of the present utility model.
Fig. 6 is a schematic structural view of the floating piston of the present utility model.
In the figure: 1. a water meter body; 101. a main pipe; 2. a pressure guiding hole; 3. installing a sleeve; 31. a cylindrical chute; 4. a connecting cavity; 5. a float piston; 51. a middle shaft lever; 52. a limiting disc; 53. filtering holes; 6. an annular sleeve; 61. a through hole; 62. an annular flange; 7. a connection sleeve; 8. a water pressure sensor; 81. a sensor body; 82. a probe.
Detailed Description
The utility model is further described below with reference to the drawings and detailed description.
As shown in fig. 1 and 2, the flow meter with the pressure monitoring function of the present utility model includes a water meter body 1, a main pipe 101 and a water pressure sensor 8.
The main pipe 101 is provided with a pressure guiding hole 2, the pressure guiding hole 2 is communicated with the inside and the outside of the main pipe 101, and the outside of the pressure guiding hole 2 is provided with a mounting sleeve 3 for mounting the water pressure sensor 8. The inner wall of the lower end of the mounting sleeve 3 is inwards sunken to form a cylindrical chute 31, and an annular sleeve 6 is sleeved in the cylindrical chute 31 in a sliding manner.
As shown in fig. 5, the annular sleeve 6 is provided with a plurality of through holes 61 on the side surface. Extending inwardly around the edges of the ends of the annular sleeve 6 to form an annular flange 62.
The water pressure sensor 8 comprises a sensor body 81 and a probe 82, wherein the probe 82 is provided with external threads, a detection hole is formed in the center of the tail end surface of the probe 82, and an internal thread for connecting the probe 82 is formed in the part, above the cylindrical chute 31, of the inner wall of the mounting sleeve 3.
The outer wall of the main pipe 101 is provided with a connecting sleeve 7 coaxial with the pressure guiding hole 2 at the outer end of the pressure guiding hole 2, the top end of the connecting sleeve 7 is in threaded connection with the mounting sleeve 3, the inner diameter of the connecting sleeve 7 is larger than the inner diameter of the mounting sleeve 3 and the inner diameter of the pressure guiding hole 2, a connecting cavity 4 capable of accommodating the float piston 5 is formed inside the connecting sleeve 7, the length of the connecting cavity 4 is larger than that of the float piston 5, and an annular limiting step structure for limiting the float piston 5 is arranged at the lower end of the connecting sleeve 7 close to the pressure guiding hole 2.
The upper end and the lower end of a connecting cavity 4 between the mounting sleeve 3 and the pressure guiding hole 2 are respectively provided with the mounting sleeve 3 and the pressure guiding hole 2 which are communicated, and a float piston 5 capable of plugging the mounting sleeve 3 is arranged in the connecting cavity 4.
As shown in fig. 6, a middle shaft rod 51 is arranged at one side of the lower end of the float piston 5 facing the pressure guiding hole 2, a limiting disc 52 is arranged at the tail end of the middle shaft rod 51, the radius of the limiting disc 52 is in clearance fit with the aperture of the pressure guiding hole 2, and a plurality of filtering holes 53 are formed in the limiting disc 52.
The shape of the float piston 5 is cylindrical, and the diameter of the float piston 5 is larger than the diameter of the annular sleeve 6 and smaller than the inner diameter of the connecting cavity 4.
When the probe 82 of the water pressure sensor 8 is installed in the installation sleeve 3, the annular sleeve 6 is arranged under the tail end edge of the probe 82, a gap exists between the top surface of the float piston 5 and the top of the connecting cavity 4, and the through hole 61 on the side surface of the annular sleeve 6 is at least partially exposed in the gap.
As shown in fig. 3 and 4, in the flow meter with the pressure monitoring function, the water pressure sensor is installed on the installation sleeve, and the edge of the probe end of the water pressure sensor is provided with the lower annular sleeve, so that the piston is far away from one side of the installation sleeve, and a gap exists between the top of the float piston and the top of the connecting cavity. Meanwhile, the through holes on the side surface of the annular sleeve member are at least partially exposed in the gap, and the float piston is smaller than the inner diameter of the connecting cavity, so that the water body in the main pipe of the flow meter is conducted to the probe of the water pressure sensor, the water pressure in the main pipe can be monitored, the monitoring position of the water pressure sensor is very close to the main pipe, and the monitoring data are more accurate.
When the water pressure sensor needs to be overhauled and replaced, the water pressure sensor is directly disassembled, the downward pressing action on the annular sleeve and the float piston is relieved, and under the internal water pressure action, the float piston abuts against the top end of the connecting cavity to seal the channel between the connecting cavity and the mounting sleeve, so that water is prevented from overflowing. Therefore, the water pressure sensor can be quickly assembled and disassembled under the condition of continuous water supply.
The middle shaft rod 51 and the limiting disc 52 are arranged below the float piston 5, and the limiting disc 52 is always positioned in the pressure guiding hole 2 and is mainly used for limiting the position of the float piston 5 deflecting to the periphery so as to prevent the float piston 5 from deviating too far from the central axis directions of the pressure guiding hole 2 and the connecting cavity 4, so that the blocking effect is poor. In addition, the filtering holes 53 on the limiting disc 52 are used for conducting water, and meanwhile, particle sundries can be prevented from entering the connecting cavity 4 to a certain extent to be blocked.
Claims (7)
1. The utility model provides a flow meter with pressure monitoring function, characterized by includes water gauge body (1), is responsible for (101) and water pressure sensor (8), be equipped with on being responsible for (101) and draw pressure hole (2), draw the inside and the outside of pressure hole (2) intercommunication is responsible for (101) draw the outside of pressure hole (2) to be equipped with and be used for installing installation sleeve (3) of water pressure sensor (8), be equipped with connecting chamber (4) between installation sleeve (3) and pressure hole (2), connecting chamber (4) upper and lower extreme sets up respectively and communicates installation sleeve (3) and pressure hole (2), is equipped with float piston (5) that can shutoff installation sleeve (3) in connecting chamber (4), the inside sunken cylinder spout (31) that constitutes of inner wall of installation sleeve (3) lower extreme, cylinder spout (31) slip cap is equipped with annular external member (6), annular external member (6) side is equipped with a plurality of through-holes (61).
2. The flow meter with the pressure monitoring function according to claim 1, wherein a middle shaft rod (51) is arranged at one side, facing the pressure guiding hole (2), of the lower end of the float piston (5), a limiting disc (52) is arranged at the tail end of the middle shaft rod (51), the radius of the limiting disc (52) is in clearance fit with the aperture of the pressure guiding hole (2), and a plurality of filtering holes (53) are formed in the limiting disc (52).
3. The flowmeter with the pressure monitoring function according to claim 1, wherein the outer wall of the main pipe (101) is provided with a connecting sleeve (7) coaxial with the pressure guiding hole (2) at the outer end of the pressure guiding hole (2), the top end of the connecting sleeve (7) is in threaded connection with the mounting sleeve (3), the inner diameter of the connecting sleeve (7) is larger than the inner diameter of the mounting sleeve (3) and the inner diameter of the pressure guiding hole (2), a connecting cavity (4) capable of accommodating the float piston (5) is formed in the connecting sleeve (7), the length of the connecting cavity (4) is larger than the length of the float piston (5), and an annular limiting step structure for limiting the float piston (5) is arranged at the lower end of the connecting sleeve (7) close to the pressure guiding hole (2).
4. A flow meter with pressure monitoring function according to claim 3, characterized in that the float piston (5) is cylindrical in shape, the diameter of the float piston (5) being larger than the diameter of the annular sleeve (6) and smaller than the inner diameter of the connecting chamber (4).
5. A flow meter with pressure monitoring function according to claim 2, characterized in that the annular flanges (62) are formed extending inwardly around the edges of the ends of the annular sleeve (6).
6. A flow meter with pressure monitoring function according to claim 1, characterized in that the water pressure sensor (8) comprises a sensor body (81) and a probe (82), the probe (82) is provided with external threads, the center of the end face of the probe (82) is provided with a detection hole, and the part of the inner wall of the mounting sleeve (3) above the cylindrical chute (31) is provided with internal threads for connecting the probe (82).
7. A flow meter with pressure monitoring function according to claim 6, characterized in that when the probe (82) of the water pressure sensor (8) is fitted into the mounting sleeve (3), the end edge of the probe (82) is provided with a ring-shaped sleeve (6) downwards, a gap is present between the top surface of the float piston (5) and the top of the connecting chamber (4), and the through hole (61) in the side surface of the ring-shaped sleeve (6) is at least partially exposed in said gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223591596.6U CN219347859U (en) | 2022-12-27 | 2022-12-27 | Flow instrument with pressure monitoring function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223591596.6U CN219347859U (en) | 2022-12-27 | 2022-12-27 | Flow instrument with pressure monitoring function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219347859U true CN219347859U (en) | 2023-07-14 |
Family
ID=87109025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223591596.6U Active CN219347859U (en) | 2022-12-27 | 2022-12-27 | Flow instrument with pressure monitoring function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219347859U (en) |
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2022
- 2022-12-27 CN CN202223591596.6U patent/CN219347859U/en active Active
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