CN115931074A - Intelligent water meter capable of automatically alarming - Google Patents
Intelligent water meter capable of automatically alarming Download PDFInfo
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- CN115931074A CN115931074A CN202211461736.XA CN202211461736A CN115931074A CN 115931074 A CN115931074 A CN 115931074A CN 202211461736 A CN202211461736 A CN 202211461736A CN 115931074 A CN115931074 A CN 115931074A
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- water meter
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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 invention discloses an intelligent water meter capable of automatically alarming, which comprises a water meter, two ball valves and an alarming mechanism, wherein two mounting pipes are mounted at two ends of the water meter, the two ball valves are respectively detachably mounted on the mounting pipes at two ends of the water meter through connecting pieces, the alarming mechanism is mounted on the water meter and used for giving an alarm when the water pressure in the water meter exceeds a set threshold value, the alarming mechanism comprises an audible and visual alarm mounted outside the water meter and a pressure sensor mounted in the mounting pipes, the pressure sensor is electrically connected with the audible and visual alarm through a wire, and the pressure sensor is also in communication connection with a user mobile phone APP through wireless. The intelligent water meter is suitable for water meters, the water pressure in the intelligent water meter can be transmitted to the user mobile phone APP in real time, a user can conveniently master the water pressure condition, and when the pressure sensor senses that the water pressure exceeds a set threshold value, an alarm is given out through the audible and visual alarm and the mobile phone APP, so that the water safety is improved.
Description
Technical Field
The invention relates to the technical field of water meters, in particular to an intelligent water meter capable of automatically alarming.
Background
Water meters, which are meters for measuring water flow, mostly measure the accumulated flow of water, and are generally classified into a positive displacement water meter and a velocity water meter. The internal structure of the traditional water meter can be divided into a shell, a sleeve and an inner core from outside to inside;
however, the main structure of the existing water meter is simple, only the water flow measuring part is provided, when the water meter is used, only the water flow can be simply collected, when the water pressure of the water flow passing through the water meter is too large, the structure of the water meter is easily damaged, and potential safety hazards exist.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides an intelligent water meter capable of automatically alarming.
In order to achieve the purpose, the invention adopts the technical scheme that:
the invention discloses an intelligent water meter capable of automatically alarming, which comprises a water meter, two ball valves and an alarming mechanism, wherein mounting pipes are mounted at two ends of the water meter, the two ball valves are detachably mounted on the mounting pipes at two ends of the water meter respectively through connecting pieces, the alarming mechanism is mounted on the water meter and used for giving an alarm when the water pressure in the water meter exceeds a set threshold value, the alarming mechanism comprises an audible and visual alarm mounted outside the water meter and a pressure sensor mounted in the mounting pipes, the pressure sensor is electrically connected with the audible and visual alarm through a wire, the pressure sensor is also in communication connection with a user mobile phone APP through wireless, the structure arrangement enables the water pressure in the intelligent water meter to be transmitted to the user mobile phone APP in real time, a user can conveniently master the water pressure condition, and when the pressure sensor senses that the water pressure exceeds the set threshold value, the audible and visual alarm and the mobile phone APP give an alarm, so that the safety of water is improved.
Preferably, the installation pipe is provided with a sensor cavity protruding outwards, and the pressure sensor is installed in the sensor cavity, so that the pressure sensor does not influence the normal flow of water in the pipeline during installation, and the influence on water delivery is reduced.
Preferably, a fixing plate is installed below one side of the water meter, and the audible and visual alarm is fixedly installed above the fixing plate.
Preferably, the ball valve comprises a valve body, a knob for controlling the on-off of the valve body is installed above the valve body, a threaded sleeve is installed at one end of the valve body, an end pipe is installed at the other end of the valve body, the structure is arranged so that when the water meter is replaced, the two valve bodies can be controlled to be closed through the knob, the circulation of water in the water meter is avoided, and the old water meter and the new water meter are convenient to disassemble.
As preferred, the connecting piece is including connecting cap and swing joint intubate, wherein, the connection cap adopts internal thread structure, closes soon and installs the one end of installation pipe, swing joint intubate telescopically swing joint be in the one end of connection cap, set up on the one end pipe wall of end pipe with the groove of swing joint intubate adaptation, the swing joint intubate is inserted and is closed the inslot, make the connection cap with end union coupling, such structure setting makes when carrying out the water gauge installation, at first will connect the cap spiral and close the one end of installing the pipe, install the tip of two water pipes through threaded sleeve spiral joint with two valve bodies respectively again, then press the swing joint intubate and make its shrink until the distal end interval of two swing joint intubate is less than the interval between the end pipe on two connection caps, place the water gauge between two end pipes again, control swing joint intubate insert the inslot on the end pipe, accomplish the installation of water gauge promptly, convenient operation is swift to such mounting structure makes the water gauge when the installation, can be under the condition that need not changing two water gauge positions.
Preferably, one end of the connecting cap is provided with a ring groove, one end of the movable connecting insertion pipe is inserted into the ring groove, and the ring groove can accommodate and mount the movable connecting insertion pipe.
Preferably, an elastic component is further arranged inside the ring groove, one end of the elastic component is connected to the movable connection insertion pipe, pushing force can be provided for the movable connection insertion pipe through the elastic action of the elastic component, and after the movable connection insertion pipe is installed, one end of the movable connection insertion pipe can be inserted into the groove in the inner side of the pipe wall of one end of the end pipe, so that connection stability is guaranteed.
Preferably, the elastic component is a spring or a spring sheet.
As preferred, still alternate on the connecting cap and install the pull rod, the one end of pull rod extends to in the annular with swing joint intubate is connected, through the pull rod can promote or stimulate the swing joint intubate removes, and such structure setting makes and can stimulate the swing joint intubate through the pull rod and remove to the shrink that realizes the swing joint intubate is certain, makes things convenient for the installation and the dismantlement of water gauge.
Preferably, the number of the pull rods is two, and the two pull rods are symmetrically arranged.
As preferred, the both ends surface of swing joint intubate all inlays and is equipped with the sealed pad that is ring shape structure, sealed pad has elasticity, the cross-section of sealed pad is the arch, the inner wall of annular and the inslot wall on the end pipe all seted up with the recess of sealed pad adaptation works as when the swing joint intubate is in hookup location, two sealed pad block respectively are in the recess of the inslot wall on the inner wall of annular and the end pipe, such structure setting makes the water gauge installation accomplish the back leakproofness higher, is difficult for producing the phenomenon of leaking to the propelling movement and the shrink of swing joint intubate can be assisted to the pull rod (avoid elastomeric element's elasticity to be not enough to make sealed pad produce the condition of deformation).
Compared with the prior art, the invention has the following beneficial effects:
the water pressure in the intelligent water meter can be transmitted to the user mobile phone APP in real time, so that a user can conveniently master the water pressure condition, and when the pressure sensor senses that the water pressure exceeds a set threshold value, an alarm is given out through the audible and visual alarm and the mobile phone APP, so that the safety of water utilization is improved;
this intelligence water gauge when installation, only need close the one end of installing the installation pipe soon with the connection cap earlier, the tip of installing two water pipes is closed soon through threaded sleeve pipe with two valve bodies respectively to the subdividing, then press the swing joint intubate and make its shrink, the distal end interval up to two swing joint intubate is less than the interval between the end pipe on two connection caps, arrange the water gauge between two end pipes again, control the inslot on the swing joint intubate inserted end pipe, accomplish the installation of water gauge promptly, convenient operation is swift, and such mounting structure makes the water gauge when the installation, can be under the condition that need not change two water pipe positions, dismantle the change to the water gauge.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of another embodiment of the present invention;
FIG. 3 is a schematic view of the connector structure of the present invention;
FIG. 4 is a schematic view of another perspective structure of the connector of the present invention;
FIG. 5 is a schematic view of the articulating cannula mounting arrangement of the present invention.
Reference numerals: 1. a ball valve; 101. a knob; 102. a valve body; 103. a threaded bushing; 104. an end tube; 2. a connecting member; 201. a gasket; 202. a connecting cap; 203. a ring groove; 204. the cannula is movably connected; 205. a pull rod; 206. an elastic member; 3. a water meter; 301. a watch cover; 302. a dial plate; 303. installing a pipe; 401. an audible and visual alarm; 402. a fixing plate; 403. a wire; 404. a sensor chamber.
Detailed Description
The following further describes a specific embodiment of the intelligent water meter capable of automatically alarming according to the present invention with reference to fig. 1 to 5. The intelligent water meter capable of automatically alarming according to the invention is not limited to the description of the following embodiments.
Example 1:
this embodiment provides a but intelligence water gauge of automatic alarm, as shown in fig. 1-5, including water gauge 3, ball valve 1 and alarm mechanism, wherein, installation pipe 303 is installed at 3 both ends of water gauge, ball valve 1 is provided with two altogether, install on the installation pipe 303 at 3 both ends of water gauge through 2 detachable of connecting piece respectively, alarm mechanism installs on water gauge 3, be used for in the water pressure of 3 inside water gauges send out the police dispatch newspaper when surpassing the settlement threshold value, alarm mechanism is including installing in the outside audible-visual annunciator 401 of water gauge and installing the pressure sensor in installation pipe 303, pressure sensor passes through wire 403 and audible-visual annunciator 401 electric connection, this pressure sensor still through wireless and user's cell-phone APP communication connection.
The installation pipe 303 is provided with a sensor cavity 404 protruding outwards, and the pressure sensor is installed in the sensor cavity 404, so that the pressure sensor does not influence the normal flow of water in the pipeline during installation, and the influence on water delivery is reduced.
A fixing plate 402 is arranged below one side of the water meter 3, an audible and visual alarm 401 is fixedly arranged above the fixing plate 402, a meter cover 301 is rotatably arranged above the water meter 3, and a dial 302 is arranged above the inside of the water meter 3.
By adopting the technical scheme:
this inside water pressure of intelligent water gauge can real-time transmission to user's cell-phone APP, and the user of being convenient for masters the water pressure condition to when pressure sensor senses water pressure and surpasss the threshold value of settlement, send out the police dispatch newspaper through audible-visual annunciator 401 and cell-phone APP, promoted the security of water.
Example 2
On the basis of embodiment 1, in this embodiment, the ball valve 1 includes a valve body 102, a knob 101 for controlling the on-off of the valve body 102 is installed above the valve body 102, a threaded sleeve 103 is installed at one end of the valve body 102, and an end pipe 104 is installed at the other end of the valve body 102, so that when the water meter 3 is replaced, the knob 101 can be used for controlling the two valve bodies 102 to be closed, the circulation of water in the water meter 3 is ensured, and the old water meter 3 is convenient to detach and the new water meter 3 is convenient to install.
The connecting piece 2 comprises a connecting cap 202 and a movable connecting insertion tube 204, wherein the connecting cap 202 is of an internal thread structure and is screwed at one end of the mounting tube 303, the movable connecting insertion tube 204 is telescopically and movably mounted at one end of the connecting cap 202, a groove matched with the movable connecting insertion tube 204 is formed in the tube wall of one end of the end tube 104, and the movable connecting insertion tube 204 is inserted in the groove to connect the connecting cap 202 and the end tube 104.
One end of the connecting cap 202 is provided with a ring groove 203, one end of the movable connecting insertion pipe 204 is inserted into the ring groove 203, and the ring groove 203 can accommodate and mount the movable connecting insertion pipe 204.
An elastic component 206 is further arranged inside the annular groove 203, one end of the elastic component 206 is connected to the movable connection insertion pipe 204, and thrust can be provided for the movable connection insertion pipe 204 through the elastic action of the elastic component 206, so that after the movable connection insertion pipe 204 is installed, one end of the movable connection insertion pipe 204 can be inserted into the inner side groove of the pipe wall at one end of the end pipe 104 in a propping mode, and connection stability is guaranteed.
The elastic member 206 is a spring or a leaf spring.
By adopting the technical scheme:
when the water meter 3 is installed, the connecting cap 202 is screwed and installed at one end of the installing pipe 303, the two valve bodies 102 are screwed and installed at the end parts of the two water pipes through the threaded sleeves 103 respectively, then the movable connecting insertion pipes 204 are pressed to be contracted until the distance between the far ends of the two movable connecting insertion pipes 204 is smaller than the distance between the end pipes 104 on the two connecting caps 202, the water meter 3 is placed between the two end pipes 104, the movable connecting insertion pipes 204 are controlled to be inserted into the grooves on the end pipes 104, the installation of the water meter 3 is completed, the operation is convenient and fast, and the installation structure enables the water meter 3 to be disassembled and replaced when the water meter 3 is installed without changing the positions of the two water pipes.
Example 3
On the basis of embodiment 2, in this embodiment, the pull rod 205 is further installed on the connection cap 202 in an inserted manner, one end of the pull rod 205 extends into the ring groove 203 to be connected with the swing connection insertion tube 204, and the swing connection insertion tube 204 can be pushed or pulled to move through the pull rod 205.
The two pull rods 205 are arranged in total, and the two pull rods 205 are symmetrically arranged.
The both ends surface of swing joint intubate 204 all inlays and is equipped with the sealed pad 201 that is ring loop configuration, sealed pad 201 has elasticity, the cross-section of sealed pad 201 is the arch, the recess with sealed pad 201 adaptation is all seted up to the inner wall of annular groove 203 and the inslot wall on the end pipe 104, when swing joint intubate 204 is in hookup location, two sealed pads 201 block respectively in the inner wall of annular groove 203 and the recess of the inslot wall on the end pipe 104.
By adopting the technical scheme:
after the water meter 3 is installed, the sealing performance is higher, the water leakage phenomenon is not easy to occur, and the pull rod 205 can assist the pushing and the contraction of the movable connection insertion pipe 204 (the situation that the elastic force of the elastic component 206 is not enough to deform the sealing gasket 201 is avoided).
The foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications are within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a but intelligent water gauge of automatic alarm which characterized in that: the method comprises the following steps:
a water meter (3) with mounting pipes (303) mounted at both ends thereof;
the two ball valves (1) are arranged and are respectively detachably arranged on the mounting pipes (303) at the two ends of the water meter (3) through connecting pieces (2);
the alarm mechanism is arranged on the water meter (3) and is used for giving an alarm when the water pressure in the water meter (3) exceeds a set threshold value;
wherein, alarm mechanism is including installing outside audible-visual annunciator (401) of water gauge (3) with install the inside pressure sensor of installation pipe (303), pressure sensor pass through wire (403) with audible-visual annunciator (401) electric connection, pressure sensor still through wireless and user's cell-phone APP communication connection.
2. An intelligent water meter with automatic alarm function as claimed in claim 1, wherein: the installation pipe (303) is provided with a sensor cavity (404) protruding outwards, and the pressure sensor is installed in the sensor cavity (404).
3. An intelligent water meter with automatic alarm function as claimed in claim 1, wherein: a fixing plate (402) is installed below one side of the water meter (3), and the audible and visual alarm (401) is fixedly installed above the fixing plate (402).
4. An intelligent water meter with automatic alarm function as claimed in claim 1, wherein: the ball valve (1) comprises a valve body (102), a knob (101) for controlling the on-off of the valve body (102) is installed above the valve body (102), a threaded sleeve (103) is installed at one end of the valve body (102), and an end pipe (104) is installed at the other end of the valve body (102).
5. An intelligent water meter with automatic alarm function as claimed in claim 4, wherein: the connector (2) comprises:
the connecting cap (202) adopts an internal thread structure and is screwed and installed at one end of the installation pipe (303);
an articulating cannula (204) telescopically movably mounted at one end of the coupling cap (202);
the pipe wall of one end of the end pipe (104) is provided with a groove matched with the movable connecting insertion pipe (204), and the movable connecting insertion pipe (204) is inserted in the groove, so that the connecting cap (202) is connected with the end pipe (104).
6. An intelligent water meter with automatic alarm function as claimed in claim 5, wherein: one end of the connecting cap (202) is provided with a ring groove (203), and one end of the movable connecting insertion pipe (204) is inserted into the ring groove (203).
7. An intelligent water meter with automatic alarm function as claimed in claim 6, wherein: an elastic component (206) is further arranged inside the annular groove (203), and one end of the elastic component (206) is connected to the movable connection insertion pipe (204).
8. An intelligent water meter with automatic alarm function as claimed in claim 7, wherein: the elastic component (206) adopts a spring or a spring sheet.
9. An intelligent water meter with automatic alarm function as claimed in claim 7, wherein: connect and still alternate on cap (202) and install pull rod (205), the one end of pull rod (205) extends to in annular (203) with swing joint intubate (204) are connected, through pull rod (205) can promote or stimulate swing joint intubate (204) remove.
10. An intelligent water meter with automatic alarm function as claimed in claim 9, wherein: the number of the pull rods (205) is two, and the two pull rods (205) are symmetrically arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211461736.XA CN115931074A (en) | 2022-11-17 | 2022-11-17 | Intelligent water meter capable of automatically alarming |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211461736.XA CN115931074A (en) | 2022-11-17 | 2022-11-17 | Intelligent water meter capable of automatically alarming |
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| Publication Number | Publication Date |
|---|---|
| CN115931074A true CN115931074A (en) | 2023-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211461736.XA Pending CN115931074A (en) | 2022-11-17 | 2022-11-17 | Intelligent water meter capable of automatically alarming |
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Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210981411U (en) * | 2020-01-08 | 2020-07-10 | 山东秉恬信息科技有限公司 | Valve accuse water gauge based on NB-IoT |
| CN211175825U (en) * | 2019-09-26 | 2020-08-04 | 宁夏新龙蓝天科技股份有限公司 | Low mercury catalyst vacuum rotary joint |
| CN211234598U (en) * | 2020-01-07 | 2020-08-11 | 上海桑锐电子科技股份有限公司 | Intelligent water meter based on NB-IoT |
| CN211398900U (en) * | 2019-12-26 | 2020-09-01 | 佛山南方建筑设计院有限公司 | Novel control valve for water supply and drainage |
| CN211705552U (en) * | 2018-06-04 | 2020-10-20 | 李玉霞 | Tracheal cannula fixer |
| CN112161667A (en) * | 2020-09-28 | 2021-01-01 | 成都易信达科技股份有限公司 | Photoelectric direct reading valve control water meter |
| CN212567560U (en) * | 2020-08-13 | 2021-02-19 | 浙江中瀚智能控制股份有限公司 | Valve-controlled water meter shell |
| CN212616444U (en) * | 2020-05-09 | 2021-02-26 | 江苏裕隆锻造有限公司 | Safety ball valve of high-pressure large-caliber petroleum pipeline |
| CN212963524U (en) * | 2020-09-01 | 2021-04-13 | 河北翔源仪表科技有限公司 | Thing networking water gauge convenient to maintain |
| CN213240266U (en) * | 2020-10-19 | 2021-05-18 | 深圳华检计量检测技术有限公司 | Withstand voltage tester |
| CN213336317U (en) * | 2020-11-02 | 2021-06-01 | 山东泰全电子有限公司 | Intelligent water meter with pressure detection function |
| CN216473731U (en) * | 2021-12-15 | 2022-05-10 | 杭州迪胜机械有限公司 | Synchronous driving beating-up sley mechanism of water-jet loom |
| CN217276322U (en) * | 2022-02-22 | 2022-08-23 | 江花集团有限公司 | Remote automatic transmission water meter for large caliber |
| CN217304044U (en) * | 2022-05-09 | 2022-08-26 | 浙江友恒阀门有限公司 | Detachable cleaning ultrasonic basic meter |
-
2022
- 2022-11-17 CN CN202211461736.XA patent/CN115931074A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211705552U (en) * | 2018-06-04 | 2020-10-20 | 李玉霞 | Tracheal cannula fixer |
| CN211175825U (en) * | 2019-09-26 | 2020-08-04 | 宁夏新龙蓝天科技股份有限公司 | Low mercury catalyst vacuum rotary joint |
| CN211398900U (en) * | 2019-12-26 | 2020-09-01 | 佛山南方建筑设计院有限公司 | Novel control valve for water supply and drainage |
| CN211234598U (en) * | 2020-01-07 | 2020-08-11 | 上海桑锐电子科技股份有限公司 | Intelligent water meter based on NB-IoT |
| CN210981411U (en) * | 2020-01-08 | 2020-07-10 | 山东秉恬信息科技有限公司 | Valve accuse water gauge based on NB-IoT |
| CN212616444U (en) * | 2020-05-09 | 2021-02-26 | 江苏裕隆锻造有限公司 | Safety ball valve of high-pressure large-caliber petroleum pipeline |
| CN212567560U (en) * | 2020-08-13 | 2021-02-19 | 浙江中瀚智能控制股份有限公司 | Valve-controlled water meter shell |
| CN212963524U (en) * | 2020-09-01 | 2021-04-13 | 河北翔源仪表科技有限公司 | Thing networking water gauge convenient to maintain |
| CN112161667A (en) * | 2020-09-28 | 2021-01-01 | 成都易信达科技股份有限公司 | Photoelectric direct reading valve control water meter |
| CN213240266U (en) * | 2020-10-19 | 2021-05-18 | 深圳华检计量检测技术有限公司 | Withstand voltage tester |
| CN213336317U (en) * | 2020-11-02 | 2021-06-01 | 山东泰全电子有限公司 | Intelligent water meter with pressure detection function |
| CN216473731U (en) * | 2021-12-15 | 2022-05-10 | 杭州迪胜机械有限公司 | Synchronous driving beating-up sley mechanism of water-jet loom |
| CN217276322U (en) * | 2022-02-22 | 2022-08-23 | 江花集团有限公司 | Remote automatic transmission water meter for large caliber |
| CN217304044U (en) * | 2022-05-09 | 2022-08-26 | 浙江友恒阀门有限公司 | Detachable cleaning ultrasonic basic meter |
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