CN213204303U - Intelligent blank cap for fire hydrant and Internet of things system thereof - Google Patents
Intelligent blank cap for fire hydrant and Internet of things system thereof Download PDFInfo
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- CN213204303U CN213204303U CN202021027531.7U CN202021027531U CN213204303U CN 213204303 U CN213204303 U CN 213204303U CN 202021027531 U CN202021027531 U CN 202021027531U CN 213204303 U CN213204303 U CN 213204303U
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Abstract
The utility model provides an intelligence stifle for fire hydrant and thing networking systems thereof, intelligence stifle includes: the water body detection device comprises a first body, a second body, a water body detection mechanism, a control unit, a first communication unit, a second communication unit, a third communication unit, first power supply equipment and second power supply equipment. The utility model discloses an intelligence stifle and thing networking systems thereof, the thing networking upgrade of the current fire hydrant of mainly used need not carry out whole replacement to the fire hydrant, only need the replacement stifle and at the fire hydrant water storage cavity installation water detection mechanism can.
Description
Technical Field
The utility model relates to a technical field of the thing networking, especially, relate to an intelligence stifle for fire hydrant and thing networking systems thereof.
Background
The fire hydrant is commonly called fire hydrant and is a fixed fire fighting device. The outdoor fire hydrant is mainly used for the fire truck to take water from a municipal water supply network or an outdoor fire-fighting water supply network to put out a fire. An outdoor fire hydrant system is one of the important fire fighting facilities for fighting fires. The water outlet of the existing fire hydrant is provided with a blank cap, and equipment such as a water hose, a water gun and the like can be connected to the water outlet after the blank cap is opened.
However, the working state of the existing fire hydrant cannot be directly known, such as whether the fire hydrant is installed at the original place or not, whether the pressure of a water source at the installation place is enough or not, and the like. The fire hydrant monitoring system needs a worker to perform periodic inspection and maintenance, and goes to the site to confirm the states of the fire hydrants one by one, so that a large amount of manpower, material resources and financial resources are consumed. The condition can not be known in time when the fire hydrant is damaged, aged and leaked, so that the water resource is greatly wasted. When a fire disaster occurs and needs to be used, the damaged fire hydrant which is missed to be detected can cause the problems of no hydrant availability and no water availability, thereby causing great safety accidents and fire-fighting hidden dangers.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an intelligence stifle for fire hydrant and thing networking systems thereof to solve and carry out the problem that thing networking transformation upgraded to current fire hydrant.
The utility model provides an intelligence stifle for fire hydrant, include: the water body detection device comprises a first body, a second body, a water body detection mechanism, a control unit, a first communication unit, a second communication unit, a third communication unit, first power supply equipment and second power supply equipment;
the control unit, the first communication unit, the third communication unit and the first power supply device are hermetically arranged in the first body; the first body is rotatably connected with the second body; the second body is provided with a thread structure which is the same as a blank cap of the fire hydrant water outlet; one end of the water body detection mechanism extends to the outside of the water storage cavity of the fire hydrant, the other end of the water body detection mechanism extends to the inside of the water storage cavity of the fire hydrant, and a valve is arranged on an extension section of the water body detection mechanism extending to the outside of the water storage cavity of the fire hydrant; one end of the water body detection mechanism is provided with a pressure sensor, and the other end of the water body detection mechanism is provided with a filtering mechanism;
the control unit is electrically connected with the first communication unit and the third communication unit respectively, and the first power supply device provides working electric energy for the control unit, the first communication unit and the third communication unit;
the pressure sensor is electrically connected with the second communication unit, and the second power supply equipment provides working electric energy for the pressure sensor and the second communication unit;
the first communication unit is connected with the second communication unit in a wireless communication mode;
and the pressure signals from the pressure sensor are sequentially sent to a cloud server through the second communication unit, the first communication unit, the control unit and the third communication unit.
Further, intelligence stifle, still include: an electrode sensor;
the electrode sensor is arranged in the first body, and at least two pins of the electrode sensor are arranged to extend into a water outlet of the fire hydrant; the electrode sensor is connected with the control unit and current conducting signals from the electrode sensor are sequentially sent to a cloud server through the control unit and the third communication unit.
Further, intelligence stifle, still include: a level sensor;
the horizontal sensor is arranged in the first body, is connected with the control unit and sequentially sends gesture detection signals from the horizontal sensor to the cloud server through the control unit and the third communication unit in sequence.
Further, intelligence stifle, still include: a positioning unit;
the positioning unit is arranged in the first body, is connected with the control unit and sends positioning information from the positioning unit to the cloud server sequentially through the control unit and the third communication unit.
Further, intelligence stifle, still include: a fourth communication unit;
the fourth communication unit is arranged in the first body and is connected with the control unit and used for establishing short-distance wireless connection with the terminal equipment.
Further, intelligence stifle, first body outer wall be equipped with be used for instructing with the horizontal plane vertical direction the instruction arrow point.
Further, intelligence stifle, first communication unit with adopt bluetooth, infrared or NFC to establish communication connection between the second communication unit.
Further, intelligence stifle, water detection mechanism's one end is equipped with temperature sensor, derives from temperature sensor's temperature signal passes through in proper order the second communication unit first communication unit the control unit with the third communication unit sends to high in the clouds server.
Further, intelligence stifle, the first body outer wall of institute be equipped with can observe the observation window of inside electrical components and sealed setting or can instruct inside electrical components operating condition's pilot lamp.
The utility model discloses a thing networking systems for intelligent fire hydrant, include: the system comprises a cloud server, a mobile terminal and an intelligent fire hydrant;
the intelligent fire hydrant, the cloud server and the mobile terminal are sequentially in communication connection;
the intelligence fire hydrant is equipped with the utility model discloses an intelligence stifle.
The utility model provides an intelligence stifle for fire hydrant and thing networking systems thereof monitors fire hydrant water pressure through water detection mechanism's pressure sensor to with water pressure signal transmission to high in the clouds, the user can acquire the water pressure state of each fire hydrant through the high in the clouds at any time, has realized that the fire hydrant inserts the thing networking and upgrades, has avoided the manual work to patrol and examine, has eliminated the fire control hidden danger that the hourglass was examined and is probably caused. Furthermore, the utility model discloses an intelligence stifle and thing networking systems thereof, the thing networking upgrade of the current fire hydrant of mainly used need not carry out whole replacement to the fire hydrant, only need to replace intelligence stifle and at fire hydrant water storage cavity installation water detection mechanism can.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings:
fig. 1 is a schematic structural diagram of an intelligent blank cap for a fire hydrant according to an embodiment of the present invention;
fig. 2 is an exploded view of an intelligent cap for a fire hydrant according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a fire hydrant according to an embodiment of the present invention;
fig. 4 is a schematic circuit diagram of an intelligent blank cap for a fire hydrant according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of an internet of things system for an intelligent fire hydrant according to an embodiment of the present invention.
The same or similar reference numbers in the drawings identify the same or similar elements.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 is the utility model discloses a structural schematic diagram of an intelligence stifle for fire hydrant's intelligence stifle, fig. 2 is the utility model discloses an explosion structural schematic diagram for intelligence stifle for fire hydrant's intelligence stifle, as shown in fig. 1 and fig. 2, include with the intelligence stifle 40 for fire hydrant that novel embodiment provided: a first body 41, a second body 42, a water body detection mechanism 20, a control unit 31, a first communication unit 321, a second communication unit 322, a third communication unit 323, a first power supply device 331, and a second power supply device 332.
The first body 41 is rotatably connected to the second body 42. The second body 42 is provided with a thread structure which is the same as the blank cap of the fire hydrant water outlet 15. A sealing ring is disposed between the first body 41 and the second body 42 to prevent water leakage from a gap between the first body 41 and the second body 42.
Fig. 3 is a schematic structural diagram of a fire hydrant according to an embodiment of the present invention, as shown in fig. 3, the fire hydrant includes: cavity 11, water storage cavity 12, valve 13, top cap 14, delivery port 15. A valve 13 is arranged between the cavity 11 and the reservoir cavity 12. The water storage cavity 12 is communicated with a water supply network to obtain fire-fighting water, and the valve 13 is arranged in a sealing way to prevent the water in the water storage cavity 12 from being sprayed out. A valve stem 111 connected to a valve 13 is provided in the cavity 11. During the use, fire-fighting equipment such as squirt connects the delivery port 15 of cavity 11, opens top cap 14, opens valve 13 through valve rod 111, and the water in the retaining chamber 12 gets into cavity 11, lets in the squirt through delivery port 15. Can be with the utility model discloses a delivery port 15 is located to intelligence stifle 40, replaces current stifle, and will water detection mechanism 20 runs through and locates fire hydrant retaining chamber 12 casing and sealed setting, can realize the transformation upgrade of current fire hydrant, need not replace whole fire hydrant.
One end of the water body detection mechanism 20 extends to the outside of the fire hydrant water storage cavity 12, the other end of the water body detection mechanism 20 extends into the fire hydrant water storage cavity 12, and a valve 201 is arranged on the extension section of the water body detection mechanism 20 extending to the outside of the fire hydrant water storage cavity; one end of the water body detection mechanism 20 is provided with a pressure sensor 21, and the other end of the water body detection mechanism 20 is provided with a filtering mechanism 202. During normal operation, the valve 201 is turned on, and the water body detection mechanism 20 leads the water body in the water storage cavity 12 to the pressure sensor, so that the pressure sensor monitors the water pressure in the water storage cavity 12 in real time. When the pressure sensor needs to be replaced, the valve 201 is closed, the water body in the water storage cavity 12 cannot be sprayed out from the water body detection mechanism 20, and the pressure sensor is taken down and replaced. In the prior art, a plurality of fire hydrants are connected to a water supply pipe network in the same district, and if a certain fire hydrant needs to be turned off, the water supply pipe network in the district needs to be turned off, so that all the fire hydrants covered by the water supply pipe network in the district are turned off, and if a fire disaster occurs, the turned-off fire hydrants are difficult to put into use in time. If water body detection mechanism 20 is not adopted, and the pressure sensor is directly arranged in the water storage cavity 12, when the pressure sensor needs to be replaced, the water supply pipe network of the plate area needs to be shut off, and by adopting the water body detection mechanism 20, when the pressure sensor is replaced, only the valve 201 needs to be shut off, and the water supply pipe network of the whole plate area does not need to be shut off by contacting relevant departments.
The monitoring circuit 400 is arranged in the first body 41, and the cavity in the first body 41 is sealed, so that the monitoring circuit 400 is kept dry.
Fig. 4 is a schematic circuit diagram of an intelligent blank cap for a fire hydrant according to an embodiment of the present invention, as shown in fig. 4, a monitoring circuit 400 of the intelligent blank cap 40 includes: the control unit 31, the first communication unit 321, the third communication unit 323, and the first power supply device 331. The control unit 31 is electrically connected to the first communication unit 321 and the third communication unit 323, respectively, and the first power supply device 331 provides operating power to the control unit 31, the first communication unit 321, and the third communication unit 323.
The control unit 31 may adopt an STM8L151 micro power consumption controller or a similar micro power consumption controller, and the third communication unit 323 may adopt a BC28 full-network communication chip or a similar communication module.
The pressure sensor 21 is electrically connected to the second communication unit 322, and the second power supply device 332 supplies operating power to the pressure sensor 21 and the second communication unit 322.
The first communication unit 321 is connected with the second communication unit 322 by wireless communication. Preferably, the first Communication unit and the second Communication unit establish a Communication connection by using bluetooth, infrared or NFC (Near Field Communication). The first communication unit and the second communication unit can adopt a BLE103 chip or a BC28 full-network infrared communication module. The first communication unit 321 and the second communication unit 322 cooperate with each other to establish a wireless communication connection between the water body detection mechanism 20 and the control unit 31, and if a wired connection is adopted, the communication cable is prone to failure when soaked in water for a long time.
The pressure signal from the pressure sensor 21 is sequentially transmitted to the cloud server 8 through the second communication unit 322, the first communication unit 321, the control unit 31, and the third communication unit 323.
Specifically, pressure sensor 21 carries out real-time supervision to the water pressure of retaining chamber 12, sends the pressure measurement signal to the control unit 31 through the first communication unit 321 and the second communication unit 322 of mutually supporting, sends the pressure measurement signal to high in the clouds server 8 through third communication unit 323 after the control unit 31 handles, and the user can be at the water pressure state of each fire hydrant of high in the clouds direct observation, has avoided the manual work to patrol and examine, and the pressure data of pressure sensor monitoring is also more accurate. The cloud server 8 can be connected with the mobile terminal 9, and a user can call real-time data and historical data of the cloud about the fire hydrant through the mobile terminal 9 at any time and any place.
Further, the monitoring circuit 400 further includes: the electrode sensor 23, the level sensor 24, the positioning unit 25 and/or the fourth communication unit 324. The first power supply device 331 may employ a large capacity lithium battery to supply operating power to the monitoring circuit 400. The electrode sensor 23, the level sensor 24, the positioning unit 25 and the fourth communication unit 324 are all connected to the control unit 31. The water detection mechanism 20 includes: a sensor circuit 200. The sensor circuit 200 includes: a pressure sensor 21, a temperature sensor 22 and a second communication unit 322. The second power device 332 may employ a large capacity lithium battery to supply operating power to the sensor circuit 200.
Specifically, the electrode sensor 23 is disposed in the first body 41, and at least two pins 231 of the electrode sensor are disposed to extend into the fire hydrant water outlet 15; the electrode sensor 23 is connected to the control unit 31 and the current conducting signals from the electrode sensor 23 are sequentially transmitted to the cloud server 8 through the control unit 31 and the third communication unit 323.
When the intelligent fire hydrant leaks water or steals water, the water level reaches the position of the water outlet 15, the two pins of the electrode sensor 23 are submerged, the electrode sensor 23 is conducted to send a current conduction signal, the control unit determines that the intelligent fire hydrant leaks water according to the current conduction signal and reports the water to the cloud server through the third communication unit 323, and the cloud server sends the alarm of the intelligent fire hydrant leaking water to the mobile terminal for alarming.
Specifically, the level sensor 24 is disposed in the first body 41, the level sensor 24 is connected to the control unit 31, and the posture detection signals from the level sensor 24 are sequentially transmitted to the cloud server 8 through the control unit 31 and the third communication unit 323.
When the intelligent fire hydrant is knocked down or stolen, the intelligent fire hydrant is inclined, and the horizontal sensor 24 sends out an attitude change signal. When the intelligent fire hydrant is in a normal posture state, the horizontal sensor 24 sends out a posture unchanged signal or does not send out a signal. The cloud server 8 receives the attitude detection signal of the level sensor 24, and the user can acquire the real-time attitude state of the fire hydrant from the cloud.
Specifically, the positioning unit 25 is disposed in the first body 41, the positioning unit 25 is connected to the control unit 31, and the positioning information from the positioning unit 25 is sequentially sent to the cloud server 8 through the control unit 31 and the third communication unit 323.
The positioning unit 25 can adopt positioning modules such as a Beidou and a GPS (global positioning system), for example, an ATK-S1216 (automatic train verification system) low-power chip, the position of the intelligent fire hydrant is sent to the cloud in real time, and a fireman can directly obtain the position of the fire hydrant from the cloud through mobile terminals such as a mobile phone and a PAD (programmable input device), so that the fire hydrant is prevented from being found and delay fire rescue is avoided.
Specifically, the fourth communication unit 324 is disposed in the first body 41, and the fourth communication unit 324 is connected to the control unit 31 and is configured to directly establish a short-range wireless connection with the terminal device 9.
The user can establish a connection directly with the terminal device 9 by means of bluetooth, infrared or NFC via the fourth communication unit 324. The terminal equipment 9 comprises a mobile phone or an infrared handheld device, the infrared handheld device is a handheld device which is individually customized and is specially used for being connected and communicated with the intelligent fire hydrant, and operation and maintenance personnel can maintain the fire hydrant conveniently. The user can directly obtain various data of nearby intelligent fire hydrants through the mobile phone or the infrared handheld device, under the condition that mobile phone signals are poor, the user does not need to connect a cloud server, the user directly utilizes the mobile terminal to connect the nearby fire hydrants, and delay of fire rescue due to the problem of the mobile phone signals is avoided. The fourth communication unit 324 may employ a BLE103 chip or a BC28 full-network infrared communication module.
Further, intelligence stifle, first body outer wall be equipped with be used for instructing with horizontal plane vertical direction's instruction arrow 411.
Through setting up instruction arrow 411, when the staff of being convenient for installs, rotatory to the exactness position with intelligence stifle, make the level sensor in the intelligence stifle keep the level. For example, after the second body 42 is installed on the water outlet 15, the first body 41 is rotated to make the indication arrow 411 vertically point to the ground, at this time, the horizontal sensor is kept horizontal, and the intelligent blank cap is in a normal state.
Further, intelligence stifle, the one end of water detection mechanism 20 is equipped with temperature sensor 22, and second communication unit 322 is connected to temperature sensor 22, derives from temperature sensor 22's temperature signal passes through in proper order second communication unit 322 first communication unit 321 the control unit 31 with third communication unit 323 sends to the high in the clouds server.
Specifically, the temperature sensor 22 may be designed integrally with the pressure sensor 21, i.e., a temperature and pressure integrated sensor is used. The temperature sensor monitors the water temperature in the water storage cavity 12 in real time and sends the water temperature to the cloud, and a worker can obtain the real-time water temperature of the fire hydrant from the cloud. For example, when the fire hydrant is frozen, the water temperature is zero, and an alarm is given.
Further, intelligence stifle, the first body outer wall of institute be equipped with can observe inside electrical components and the sealed observation window who sets up or can instruct inside electrical components operating condition's pilot lamp 412.
The observation window can be packaged by a transparent sealing mechanism, so that a worker can conveniently observe whether an electrical element in the intelligent blank cap is damaged. For example, the battery equipment is provided with a power indicator lamp, the control circuit of the integrated control unit is provided with a fault indicator lamp, and a worker can observe the battery power and the circuit fault condition through the transparent sealed observation window. When observing that the interior steam of observation window is more, explain sealed relatively poorly, need in time to change intelligent stifle. Or an indicator light 412 is arranged on the outer wall of the intelligent blank cap to indicate the fault state, for example, red light is fault, green light is normal, and blue light is connection with the terminal equipment.
Optionally, the water detection mechanism 20 may also be provided with a filtering mechanism. Because the corrosion condition, the water has certain muddy among the water supply pipe network, and pressure sensor and temperature sensor need use for a long time, consequently filters water through filtering mechanism, improves pressure sensor, temperature sensor life.
Fig. 5 is the utility model discloses a structural schematic diagram of an internet of things system for intelligent fire hydrant, as shown in fig. 5, the utility model discloses an internet of things system for intelligent fire hydrant, include: cloud server 8, mobile terminal 9 and intelligent fire hydrant.
The intelligent fire hydrant, the cloud server 8 and the mobile terminal 9 are sequentially in communication connection.
The intelligence fire hydrant is equipped with the utility model discloses an intelligence stifle 40.
Each sensor of the intelligent fire hydrant sends a monitoring signal to the cloud end, and a user can acquire each item of monitoring data of the intelligent fire hydrant from the cloud end at any time and any place through the mobile terminal 9.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned. Furthermore, it is obvious that the word "comprising" does not exclude other elements or steps, and the singular does not exclude the plural. The terms first, second, etc. are used to denote names, but not any particular order.
Claims (10)
1. An intelligent blank cap for a fire hydrant, comprising: the water body detection device comprises a first body, a second body, a water body detection mechanism, a control unit, a first communication unit, a second communication unit, a third communication unit, first power supply equipment and second power supply equipment;
the control unit, the first communication unit, the third communication unit and the first power supply device are hermetically arranged in the first body; the first body is rotatably connected with the second body; the second body is provided with a thread structure which is the same as a blank cap of the fire hydrant water outlet; one end of the water body detection mechanism extends to the outside of the water storage cavity of the fire hydrant, the other end of the water body detection mechanism extends to the inside of the water storage cavity of the fire hydrant, and a valve is arranged on an extension section of the water body detection mechanism extending to the outside of the water storage cavity of the fire hydrant; one end of the water body detection mechanism is provided with a pressure sensor, and the other end of the water body detection mechanism is provided with a filtering mechanism;
the control unit is electrically connected with the first communication unit and the third communication unit respectively, and the first power supply device provides working electric energy for the control unit, the first communication unit and the third communication unit;
the pressure sensor is electrically connected with the second communication unit, and the second power supply equipment provides working electric energy for the pressure sensor and the second communication unit;
the first communication unit is connected with the second communication unit in a wireless communication mode;
and the pressure signals from the pressure sensor are sequentially sent to a cloud server through the second communication unit, the first communication unit, the control unit and the third communication unit.
2. The smart lid according to claim 1, further comprising: an electrode sensor;
the electrode sensor is arranged in the first body, and at least two pins of the electrode sensor are arranged to extend into a water outlet of the fire hydrant; the electrode sensor is connected with the control unit and current conducting signals from the electrode sensor are sequentially sent to a cloud server through the control unit and the third communication unit.
3. The smart lid according to claim 1, further comprising: a level sensor;
the horizontal sensor is arranged in the first body, is connected with the control unit and sequentially sends gesture detection signals from the horizontal sensor to the cloud server through the control unit and the third communication unit in sequence.
4. The smart lid according to claim 1, further comprising: a positioning unit;
the positioning unit is arranged in the first body, is connected with the control unit and sends positioning information from the positioning unit to the cloud server sequentially through the control unit and the third communication unit.
5. The smart lid according to claim 1, further comprising: a fourth communication unit;
the fourth communication unit is arranged in the first body and is connected with the control unit and used for establishing short-distance wireless connection with the terminal equipment.
6. The smart lid according to any of the claims 1 to 5, characterized in that the first body outer wall is provided with an indication arrow for indicating a direction perpendicular to the horizontal plane.
7. The smart lid as claimed in any one of claims 1 to 5, wherein the first communication unit and the second communication unit establish a communication connection using Bluetooth, infrared or NFC.
8. The intelligent blank cap of any one of claims 1 to 5, wherein a temperature sensor is disposed at one end of the water body detection mechanism, and a temperature signal from the temperature sensor is sequentially transmitted to a cloud server through the second communication unit, the first communication unit, the control unit and the third communication unit.
9. The intelligent blank cap of any one of claims 1 to 5, wherein the outer wall of the first body is provided with an observation window for observing the internal electrical components and being hermetically disposed or an indicator light for indicating the working status of the internal electrical components.
10. An internet of things system for an intelligent fire hydrant, comprising: the system comprises a cloud server, a mobile terminal and an intelligent fire hydrant;
the intelligent fire hydrant, the cloud server and the mobile terminal are sequentially in communication connection;
the intelligent fire hydrant is provided with the intelligent blank cap of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021027531.7U CN213204303U (en) | 2020-06-05 | 2020-06-05 | Intelligent blank cap for fire hydrant and Internet of things system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021027531.7U CN213204303U (en) | 2020-06-05 | 2020-06-05 | Intelligent blank cap for fire hydrant and Internet of things system thereof |
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| CN213204303U true CN213204303U (en) | 2021-05-14 |
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| CN202021027531.7U Active CN213204303U (en) | 2020-06-05 | 2020-06-05 | Intelligent blank cap for fire hydrant and Internet of things system thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11839785B2 (en) | 2019-06-07 | 2023-12-12 | Mueller International, Llc | Hydrant monitoring communications hub |
| WO2023239828A1 (en) * | 2022-06-10 | 2023-12-14 | Mueller International, Llc | Hydrant pumper cap communication assembly |
| US11946233B2 (en) | 2019-06-07 | 2024-04-02 | Mueller International, Llc | Hydrant monitoring system |
| US11952755B2 (en) | 2019-06-07 | 2024-04-09 | Mueller International, Llc | Self-contained hydrant monitoring system |
-
2020
- 2020-06-05 CN CN202021027531.7U patent/CN213204303U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11839785B2 (en) | 2019-06-07 | 2023-12-12 | Mueller International, Llc | Hydrant monitoring communications hub |
| US11946233B2 (en) | 2019-06-07 | 2024-04-02 | Mueller International, Llc | Hydrant monitoring system |
| US11952755B2 (en) | 2019-06-07 | 2024-04-09 | Mueller International, Llc | Self-contained hydrant monitoring system |
| WO2023239828A1 (en) * | 2022-06-10 | 2023-12-14 | Mueller International, Llc | Hydrant pumper cap communication assembly |
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