CN112945331A - Valve accuse thing networking wet-type water gauge shell - Google Patents
Valve accuse thing networking wet-type water gauge shell Download PDFInfo
- Publication number
- CN112945331A CN112945331A CN202110067958.2A CN202110067958A CN112945331A CN 112945331 A CN112945331 A CN 112945331A CN 202110067958 A CN202110067958 A CN 202110067958A CN 112945331 A CN112945331 A CN 112945331A
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- China
- Prior art keywords
- pipe head
- water
- water inlet
- inlet pipe
- valve
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 110
- 230000006855 networking Effects 0.000 title claims description 6
- 238000001914 filtration Methods 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 3
- 239000012535 impurity Substances 0.000 abstract description 16
- 238000007789 sealing Methods 0.000 abstract description 7
- 238000003780 insertion Methods 0.000 description 9
- 230000037431 insertion Effects 0.000 description 9
- 238000009434 installation Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/06—Indicating or recording devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/12—Cleaning arrangements; Filters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/12—Cleaning arrangements; Filters
- G01F15/125—Filters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/14—Casings, e.g. of special material
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/18—Supports or connecting means for meters
- G01F15/185—Connecting means, e.g. bypass conduits
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention discloses a valve control Internet of things wet-type water meter shell, which relates to the technical field of water meters and comprises a shell, wherein a display instrument shell is fixedly arranged at the top of the shell, and the valve control Internet of things wet-type water meter shell further comprises: set up in the play water pipe head and the water inlet pipe head of casing both sides, go out water pipe head and water inlet pipe head all with the casing intercommunication, the bottom of water inlet pipe head is seted up threaded hole, and threaded hole female connection has the collection piece, and the overhead position of inlet tube is collected and is installed filtering component between piece and the water inlet, and fixed mounting has the filter screen in the water inlet pipe head. According to the invention, the filter screen can filter water, so that impurities in the water are prevented from entering the water meter to protect the water meter core, the micro motor can drive the scraper to rotate, the impurities attached to the filter screen are cleaned, the filter screen is prevented from being blocked, and meanwhile, the sealing plate can be conveniently installed or taken down by extruding the two sliding blocks, so that the water meter is convenient for a user to use.
Description
Technical Field
The invention relates to the technical field of water meters, in particular to a valve control Internet of things wet-type water meter shell.
Background
Water meters are meters for measuring water flow, most of the water meters are used for measuring accumulated flow of water, and after years of development, intelligent water meter products and technologies enter a new transformation and upgrading period, and an Internet of things water meter era marked by improvement of water meter metering performance and integration of wireless network access and Internet application comes. The water meter of the internet of things is provided along with the technical development of intelligent water supply and intelligent water affairs and the requirements of automation, informatization, intellectualization and the like of pipe network measurement and control. The Internet of things water meter integrates the terminal, the system and the application into a whole, provides a perfect solution for a user, and gradually excavates and presents the status and the function of the Internet of things water meter in the water supply and drainage system and other systems by integrating the intelligent terminal into the overall architecture of the water supply network measurement and control system and the Internet application.
The water gauge shell is the important component of water gauge, valve accuse thing networking wet-type water gauge shell is one kind of water gauge shell, but valve accuse thing networking wet-type water gauge shell, when using, water gets into through the head of intaking, discharging through the play water pipe head, the impurity of aquatic very easily enters into inside the water gauge through the head of intaking, influence the life of water gauge core, and simultaneously, the closing cap of installation on the display appearance shell, adopt the screw thread to fix, the inconvenient closing cap that takes off, influence the user and look over the water gauge number of degrees, can't satisfy user's demand.
Disclosure of Invention
The invention provides a valve control Internet of things wet-type water meter shell, wherein a filter screen is arranged in a water inlet pipe head, impurities in water can be filtered, the impurities are prevented from entering the inside of a water meter and affecting the service life of a water meter core, a micro motor is arranged and can drive a vertical rod to rotate, a second bevel gear drives a first bevel gear to rotate, a transverse rod drives a scraper to rotate on the filter screen, the impurities can be prevented from being attached to the filter screen and blocking meshes, a user can disassemble a collecting piece and take out the impurities in the water inlet pipe head, meanwhile, when an observation groove is closed, two sliding blocks can be squeezed by hands, the two sliding blocks are close to each other in a track groove and drive two inserted rods to squeeze an elastic ring, the inserted rods enter a limiting groove, a closed cover is inserted into the observation groove, the sliding blocks are loosened, the closed cover is rotated, and when the inserted rods align to the insertion grooves, the inserted rods enter the, the realization is to the installation of closing cap, during the dismantlement, extrudees two sliders again for two sliders are close to mutually, alright shift out the slot with the inserted bar, take off the closing cap.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a valve accuse thing networking wet-type water gauge shell, includes the casing, the top fixed mounting of casing has the display instrument shell, still includes:
the water outlet pipe head and the water inlet pipe head are arranged on two sides of the shell, the water outlet pipe head and the water inlet pipe head are both communicated with the shell, a threaded hole is formed in the bottom of the water inlet pipe head, a collecting part is connected with the threaded hole in an internal thread mode, a filtering component is arranged on the water inlet pipe head and located between the collecting part and the water inlet, and a filtering screen is fixedly arranged in the water inlet pipe head;
the observation groove is arranged at the top of the display instrument shell, the inner wall of the circumference of the observation groove is provided with a slot, and a sealing cover is arranged in the observation groove in a clamping manner.
Preferably, the filtering component comprises a box body, the box body is embedded in the water inlet pipe head, a cross rod is arranged in the box body in a rotating mode, a first bevel gear is fixedly arranged at one end, located in the box body, of the cross rod, a scraper is arranged at one end, far away from the first bevel gear, of the cross rod, and is fixedly mounted on the filter screen, and the scraper is attached to the filter screen.
Preferably, the bottom fixed mounting of water pipe head has micro motor, micro motor's output extends to box internal fixed mounting and has the montant, the top fixed mounting of montant has second bevel gear, and second bevel gear is connected with the meshing of first bevel gear.
Preferably, the circumferential wall of the cross rod is fixedly provided with a limiting block, and the limiting block is attached to the filter screen.
Preferably, the horizontal center line of the cross rod and the horizontal center line of the filter screen are positioned on the same straight line.
Preferably, the closing cap includes the apron, the spacing groove has been seted up to the apron interior age, it is provided with the inserted bar to slide in the spacing groove, the one end fixed mounting elastic ring that the inserted bar is located the spacing inslot, and the elastic ring keeps away from one side of inserted bar and the inner wall fixed connection of spacing groove.
Preferably, the top of the cover plate is provided with a track groove, and the track groove is communicated with the limiting groove.
Preferably, the track groove is provided with a sliding block in a sliding manner, and the bottom of the sliding block is fixedly connected with the top of the inserted link.
Preferably, a torsion block is fixedly mounted at the center of the top of the cover plate.
Preferably, the cover plate is made of a rubber material, and the outer diameter of the cover plate is equal to the inner diameter of the through observation groove.
Compared with the prior art, the invention provides a valve control Internet of things wet-type water meter shell which has the following beneficial effects:
the invention installs a filter screen in the water inlet pipe head, which can filter the impurities in the water and avoid the impurities entering the water meter to affect the service life of the water meter core, the arranged micro motor can drive the vertical rod to rotate, so that the second bevel gear drives the first bevel gear to rotate, and then the cross rod drives the scraper to rotate on the filter screen, which can avoid the impurities attaching on the filter screen to block the mesh, the user can disassemble the collecting piece and take out the impurities in the water inlet pipe head, meanwhile, when the observation groove is closed, the two sliding blocks can be squeezed by hands, the two sliding blocks are close in the track groove to drive the two inserted bars to squeeze the elastic ring, the inserted bars enter the limit groove, the closed cover is inserted into the observation groove, the sliding blocks are loosened, the closed cover is rotated, when the inserted bars align to the insertion grooves, the elastic ring enables the inserted bars to enter the insertion grooves, thereby realizing the installation of the closed cover, when the plug-in lever is detached, the two sliding blocks are squeezed again, so that the two sliding blocks are close to each other, the plug-in lever can be moved out of the slot, the sealing cover is taken down, and the plug-in lever is convenient to use by a user.
Drawings
Fig. 1 is a top perspective view of a valve-controlled internet-of-things wet water meter housing according to the present invention;
fig. 2 is a bottom perspective view of a valve-controlled internet-of-things wet water meter housing according to the present invention;
fig. 3 is a split view of a display housing and a closing cover of a valve-controlled internet-of-things wet water meter housing according to the invention;
fig. 4 is a cross-sectional view of a water inlet pipe head of a valve-controlled internet-of-things wet water meter housing according to the invention;
fig. 5 is a cross-sectional view of a valve-controlled internet-of-things wet water meter housing filter assembly of the present invention;
fig. 6 is a perspective view of a valve-controlled internet of things wet water meter housing closing cover according to the present invention;
fig. 7 is a cross-sectional view of a valve-controlled internet-of-things wet water meter housing closing cover according to the present invention.
The reference numbers in the figures illustrate: 1. a housing; 2. a water outlet pipe head; 3. a water inlet pipe head; 301. a threaded hole; 4. a display housing; 401. an observation tank; 402. a slot; 5. a closure cap; 501. a cover plate; 502. a track groove; 503. twisting the block; 504. a slider; 505. inserting a rod; 506. a limiting groove; 507. an elastic ring; 6. a filter assembly; 601. a box body; 602. a micro motor; 603. a vertical rod; 604. a second bevel gear; 605. a first bevel gear; 606. a cross bar; 607. a limiting block; 608. a squeegee; 7. a collecting member; 8. and (4) a filter screen.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other; the specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-5, a valve-controlled internet of things wet water meter housing includes a housing 1, a display instrument housing 4 is fixedly installed on the top of the housing 1, and the housing further includes: the water outlet pipe head 2 and the water inlet pipe head 3 are arranged on two sides of the shell 1, the water outlet pipe head 2 and the water inlet pipe head 3 are both communicated with the shell 1, the bottom of the water inlet pipe head 3 is provided with a threaded hole 301, the threaded hole 301 is internally threaded with a collecting part 7, a filter assembly 6 is arranged on the water inlet pipe head 3 and positioned between the collecting part 7 and a water inlet, a filter screen 8 is fixedly arranged in the water inlet pipe head 3, the filter assembly 6 comprises a box body 601, the box body 601 is embedded in the water inlet pipe head 3, a cross rod 606 is rotatably arranged in the box body 601, one end of the cross rod 606 positioned in the box body 601 is fixedly provided with a first bevel gear 605, one end of the cross rod 606 far away from the first bevel gear 605 is fixedly provided with a scraper 608 through the filter screen 8, the scraper 608 is attached to the filter screen 8, the bottom of the, the top of the vertical rod 603 is fixedly provided with a second bevel gear 604, the second bevel gear 604 is meshed with the first bevel gear 605, the circumferential wall of the cross rod 606 is fixedly provided with a limiting block 607, the limiting block 607 is attached to the filter screen 8, the horizontal central line of the cross rod 606 and the horizontal central line of the filter screen 8 are positioned on the same straight line, the filter screen 8 is arranged in the water inlet pipe head 3, impurities in water can be filtered, the impurities are prevented from entering the water meter to influence the service life of a movement of the water meter, the arranged micro motor 602 can drive the vertical rod 603 to rotate, so that the second bevel gear 604 drives the first bevel gear 605 to rotate, the cross rod 606 drives the scraping plate 608 to rotate on the filter screen 8, the impurities attached on the filter screen 8 are removed, the impurities are prevented from being attached to the filter screen 8 to block meshes, a user can detach the collecting part 7 and take out the impurities in, the micro motor 602 is a widely used device, and a user can select a corresponding model according to a use requirement, which is not described herein again.
Referring to fig. 1 and 6-7, an observation slot 401 is opened at the top of a display housing 4, a slot 402 is opened on the inner wall of the circumference of the observation slot 401, a sealing cover 5 is engaged with the observation slot 401, the sealing cover 5 includes a cover plate 501, a limiting slot 506 is opened in the cover plate 501, an insertion rod 505 is slidably disposed in the limiting slot 506, an elastic ring 507 is fixedly installed at one end of the insertion rod 505 located in the limiting slot 506, one side of the elastic ring 507 away from the insertion rod 505 is fixedly connected with the inner wall of the limiting slot 506, a track slot 502 is opened at the top of the cover plate 501, the track slot 502 is communicated with the limiting slot 506, a sliding block 504 is slidably disposed in the track slot 502, the bottom of the sliding block 504 is fixedly connected with the top of the insertion rod 505, a torsion block 503 is fixedly installed at the center of the top of the cover plate 501, the cover plate 501 is made of rubber material, the outer diameter of the cover plate 501 is equal to, the two sliding blocks 504 can be pressed by hand, the two sliding blocks 504 are close to each other in the track groove 502, the two inserting rods 505 are driven to press the elastic ring 507, the inserting rods 505 completely enter the limiting grooves 506, the sealing cover 5 is inserted into the observation groove 401, the sliding blocks 504 are released, the sealing cover 5 is rotated, when the insertion rod 505 is aligned with the slot 402, the insertion rod 505 can enter the slot 402 under the restoring force of the elastic ring 507, so as to realize the installation of the closing cover 5, when the closing cover is disassembled, the two sliding blocks 504 are squeezed again, the two sliding blocks 504 are close to each other, so that the inserted rod 505 can be moved out of the slot 402, the closing cover 5 can be taken down, and the use is convenient for users, the control mode of the invention is controlled by manually starting and closing the switch, the wiring diagram of the power element and the supply of the power supply belong to the common knowledge in the field, and the invention is mainly intended to protect mechanical devices, the invention will not be explained in detail with regard to the manner of control and wiring arrangements.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the equivalent replacement or change according to the technical solution and the modified concept of the present invention should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a valve accuse thing networking wet-type water gauge shell, includes casing (1), the top fixed mounting of casing (1) has display instrument shell (4), its characterized in that still includes:
the water outlet pipe head (2) and the water inlet pipe head (3) are arranged on two sides of the shell (1), the water outlet pipe head (2) and the water inlet pipe head (3) are communicated with the shell (1), a threaded hole (301) is formed in the bottom of the water inlet pipe head (3), a collecting piece (7) is connected with the threaded hole (301) in an internal thread mode, a filtering component (6) is arranged between the collecting piece (7) and a water inlet on the water inlet pipe head (3), and a filtering screen (8) is fixedly arranged in the water inlet pipe head (3);
set up observation groove (401) at display appearance shell (4) top, slot (402) have been seted up on the circumference inner wall of observation groove (401), observation groove (401) interior joint is provided with closing cap (5).
2. The valve-controlled Internet of things wet water meter housing according to claim 1, wherein the filter assembly (6) comprises a housing (601), the housing (601) is embedded in the water inlet pipe head (3), a cross rod (606) is rotatably arranged in the housing (601), a first bevel gear (605) is fixedly mounted at one end of the cross rod (606) positioned in the housing (601), a scraper (608) is fixedly mounted at one end, far away from the first bevel gear (605), of the cross rod (606) and penetrates through the filter screen (8), and the scraper (608) is attached to the filter screen (8).
3. The valve-controlled internet of things wet water meter housing according to claim 2, wherein a micro motor (602) is fixedly mounted at the bottom of the water inlet pipe head (3), an output end of the micro motor (602) extends into the box body (601) and is fixedly mounted with a vertical rod (603), a second bevel gear (604) is fixedly mounted at the top of the vertical rod (603), and the second bevel gear (604) is meshed with the first bevel gear (605).
4. The valve-controlled internet of things wet water meter housing according to claim 2, wherein a limiting block (607) is fixedly installed on the circumferential wall of the cross bar (606), and the limiting block (607) is attached to the filter screen (8).
5. The wet water meter housing with the valve-controlled internet of things as claimed in claim 2, wherein the horizontal center line of the cross bar (606) and the horizontal center line of the filter screen (8) are located on the same straight line.
6. The valve-controlled internet of things wet water meter housing according to claim 1, wherein the closing cover (5) comprises a cover plate (501), a limit groove (506) is formed in the cover plate (501), an insert rod (505) is slidably arranged in the limit groove (506), an elastic ring (507) is fixedly mounted at one end of the insert rod (505) located in the limit groove (506), and one side, far away from the insert rod (505), of the elastic ring (507) is fixedly connected with the inner wall of the limit groove (506).
7. The valve-controlled Internet of things wet water meter housing according to claim 6, wherein a track groove (502) is formed in the top of the cover plate (501), and the track groove (502) is communicated with the limiting groove (506).
8. The valve-controlled internet of things wet water meter housing according to claim 7, wherein a sliding block (504) is slidably arranged in the track groove (502), and the bottom of the sliding block (504) is fixedly connected with the top of the inserted rod (505).
9. The valve-controlled internet of things wet water meter housing according to claim 6, wherein a torsion block (503) is fixedly installed at the top center of the cover plate (501).
10. The valve-controlled internet of things wet water meter housing according to claim 6, wherein the cover plate (501) is made of rubber material, and the outer diameter of the cover plate (501) is equal to the inner diameter of the through observation groove (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110067958.2A CN112945331A (en) | 2021-01-19 | 2021-01-19 | Valve accuse thing networking wet-type water gauge shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110067958.2A CN112945331A (en) | 2021-01-19 | 2021-01-19 | Valve accuse thing networking wet-type water gauge shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112945331A true CN112945331A (en) | 2021-06-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110067958.2A Pending CN112945331A (en) | 2021-01-19 | 2021-01-19 | Valve accuse thing networking wet-type water gauge shell |
Country Status (1)
| Country | Link |
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| CN (1) | CN112945331A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN208847269U (en) * | 2018-10-08 | 2019-05-10 | 河北迪勒仪表科技有限责任公司 | A kind of detachable NB-IOT wireless remote transmission intelligent mechanical water meter |
| CN209978991U (en) * | 2019-07-22 | 2020-01-21 | 山东金泉仪表有限公司 | Explosion-proof type intelligence water gauge |
| CN210051392U (en) * | 2019-06-28 | 2020-02-11 | 江花集团有限公司 | Photoelectric direct-reading Internet of things water meter based on NB-IoT valve control |
| CN210071043U (en) * | 2019-06-28 | 2020-02-14 | 江花集团有限公司 | NB-IOT narrowband Internet of things intelligent water meter |
| CN111504413A (en) * | 2020-04-27 | 2020-08-07 | 福建浪川智能科技有限公司 | Thing networking water gauge |
| CN211552976U (en) * | 2020-04-03 | 2020-09-22 | 连云港海腾仪表有限公司 | Sealing structure of intelligent water meter |
| WO2020248525A1 (en) * | 2019-06-11 | 2020-12-17 | 淄博创立机电科技有限公司 | Integrated treatment equipment for wastewater purification |
-
2021
- 2021-01-19 CN CN202110067958.2A patent/CN112945331A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208847269U (en) * | 2018-10-08 | 2019-05-10 | 河北迪勒仪表科技有限责任公司 | A kind of detachable NB-IOT wireless remote transmission intelligent mechanical water meter |
| WO2020248525A1 (en) * | 2019-06-11 | 2020-12-17 | 淄博创立机电科技有限公司 | Integrated treatment equipment for wastewater purification |
| CN210051392U (en) * | 2019-06-28 | 2020-02-11 | 江花集团有限公司 | Photoelectric direct-reading Internet of things water meter based on NB-IoT valve control |
| CN210071043U (en) * | 2019-06-28 | 2020-02-14 | 江花集团有限公司 | NB-IOT narrowband Internet of things intelligent water meter |
| CN209978991U (en) * | 2019-07-22 | 2020-01-21 | 山东金泉仪表有限公司 | Explosion-proof type intelligence water gauge |
| CN211552976U (en) * | 2020-04-03 | 2020-09-22 | 连云港海腾仪表有限公司 | Sealing structure of intelligent water meter |
| CN111504413A (en) * | 2020-04-27 | 2020-08-07 | 福建浪川智能科技有限公司 | Thing networking water gauge |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210611 |
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| RJ01 | Rejection of invention patent application after publication |