CN112781669B - High-precision anti-freezing intelligent water meter - Google Patents
High-precision anti-freezing intelligent water meter Download PDFInfo
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- CN112781669B CN112781669B CN202110034851.8A CN202110034851A CN112781669B CN 112781669 B CN112781669 B CN 112781669B CN 202110034851 A CN202110034851 A CN 202110034851A CN 112781669 B CN112781669 B CN 112781669B
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- intelligent water
- water meter
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- 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
- G01F15/10—Preventing damage by freezing or excess pressure or insufficient pressure
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- 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
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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 relates to the technical field of intelligence and discloses a high-precision anti-freezing intelligent water meter which comprises an intelligent water meter body and an external water pipe, wherein the left end and the right end of the intelligent water meter body are respectively connected with one end, close to the intelligent water meter body, of the external water pipe in a sealing mode, mounting mechanisms are arranged on the left side and the right side of the intelligent water meter body, an anti-freezing mechanism is arranged on the left side of the intelligent water meter body, and an anti-freezing box is fixedly connected to the outer surface of the external water pipe. This intelligent water gauge prevents frostbite of high accuracy drives the axis of rotation through switching on reciprocating motor's switch and begins to rotate, drives the extrusion pole and begins to do horizontal reciprocating motion afterwards to drive hydraulic oil in the pneumatic cylinder and begin reciprocating motion with the pneumatic telescopic link, then extrude gaseous through the pneumatic telescopic link is inside the sleeve pipe that prevents frostbite repeatedly, can change the mechanical energy of motor into the internal energy of extrusion gas, thereby heats the inside rivers of sleeve pipe that prevents frostbite, improves the inconvenient installation of setting up the heating rod in the water gauge and unsafe scheduling shortcoming.
Description
Technical Field
The invention relates to the technical field of intelligent water meters, in particular to a high-precision anti-freezing intelligent water meter.
Background
The intelligent water meter is a novel water meter which measures the water consumption by utilizing the modern microelectronic technology, the modern sensing technology and the intelligent IC card technology and performs water consumption data transmission and settlement transaction; compared with the traditional water meter which generally only has the functions of flow collection and mechanical pointer display of water consumption, the water meter is greatly improved; besides recording and electronic displaying the water consumption, the intelligent water meter can also control the water consumption according to convention, automatically complete water cost calculation of the step water price and simultaneously perform the function of storing water consumption data.
The anti-freezing measures of the intelligent water meter in the current market generally protect the outside of the intelligent water meter through an external device, however, the anti-freezing mode can only control the temperature outside the intelligent water meter, can not control the temperature in the intelligent water meter, and can also solve the problem that the water meter is burst due to freezing of internal water flow; therefore, we propose a high-precision anti-freezing intelligent water meter, which is used for solving the problem that the existing intelligent water meter can not heat up and prevent freezing for the internal temperature.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides the high-precision anti-freezing intelligent water meter, which has the advantage of heating and anti-freezing the inside of the intelligent water meter, and solves the problem that the prior intelligent water meter mentioned in the background art cannot heat and prevent freezing the inside temperature.
(II) technical scheme
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a high accuracy intelligent water gauge that prevents frostbite, includes intelligent water gauge body and external water pipe, the left and right sides of intelligent water gauge body all is close to intelligent water gauge body's one end sealing connection with external water pipe, the left and right sides of intelligent water gauge body all is provided with installation mechanism, just the left side of intelligent water gauge body is provided with the mechanism that prevents frostbite, external water pipe's surface fixedly connected with prevents frostbite the box, just external water pipe's inner wall joint has the installation sleeve, the fixed intercommunication of the left and right sides of intelligent water gauge body has the connecting water pipe, the inside fixedly connected with of intelligent water gauge body prevents frostbite the sleeve pipe;
the installation mechanism comprises an installation clamping block, an installation clamping hook is fixedly connected to the outer surface of the installation clamping block, a sealing nut is arranged on one side, close to the intelligent water meter body, of the installation clamping block, and one side, close to the intelligent water meter body, of the installation clamping block is fixedly connected with a connecting water pipe;
the anti-freezing mechanism comprises a hydraulic cylinder, an air pressure telescopic rod is sleeved in the hydraulic cylinder, an extrusion rod is connected to the hydraulic cylinder in a sliding mode, a rotating shaft is meshed with the bottom of the extrusion rod, a reciprocating motor is meshed with the left side of the rotating shaft, and a sliding fixing plate is connected to the outer surface of the extrusion rod in a sliding mode.
Preferably, the outer surface of the connecting water pipe is provided with threads, and the outer surface of the connecting water pipe is in threaded connection with the inner wall of the sealing nut.
Preferably, an extrusion sliding groove is formed in the anti-freezing box, and the inner wall of the extrusion sliding groove is in sliding connection with the outer surface of the extrusion rod.
Preferably, the inside of installation sleeve has seted up the installation spout, just the joint groove has been seted up to installation sleeve left side inner wall, the surface of installation fixture block and the inside sliding connection of installation sleeve, the surface of installation trip and the inside looks joint in joint groove.
Preferably, the inside fixedly connected with of antifreeze box rotates the fixed block, just the inside of rotating the fixed block rotates with the surface of axis of rotation and is connected.
Preferably, the inner wall of the anti-freezing sleeve is in sliding connection with the outer surface of the air pressure telescopic rod, and the outer surface of the air pressure telescopic rod is fixedly connected with a sealing gasket.
The utility model provides a high accuracy intelligent water gauge's that prevents frostbite installation mechanism, includes the installation fixture block, the surface fixedly connected with installation trip of installation fixture block, one side that the installation fixture block is close to intelligent water gauge body is provided with gland nut, just one side that the installation fixture block is close to intelligent water gauge body and connecting water pipe fixed connection.
The utility model provides a mechanism prevents frostbite of intelligent water gauge that high accuracy prevents frostbite, includes the pneumatic cylinder, just pneumatic telescopic link has been cup jointed to the inside of pneumatic cylinder, the inside sliding connection of pneumatic cylinder has the extrusion pole, just the bottom meshing of extrusion pole has the axis of rotation, the left side meshing of axis of rotation has reciprocating motor, the surface sliding connection of extrusion pole has the slip fixed plate.
Compared with the prior art, the invention provides the high-precision anti-freezing intelligent water meter, which has the following beneficial effects:
1. this high accuracy intelligent water gauge that prevents frostbite through being provided with devices such as box that prevents frostbite, reciprocal motor box atmospheric pressure telescopic link, specifically be after the inside temperature of intelligent water gauge reduces to certain temperature, through switching on the switch of reciprocal motor, drive the axis of rotation and begin to rotate, then drive the extrusion pole and begin to do horizontal reciprocating motion, thereby drive the hydraulic oil in the pneumatic cylinder and begin reciprocating motion with atmospheric pressure telescopic link, then extrude gas through atmospheric pressure telescopic link is inside the sleeve pipe that prevents frostbite, can change the mechanical energy of motor into the internal energy of extrusion gas, thereby the inside rivers of the sleeve pipe that prevents frostbite of heating, improve the inconvenient installation of heating rod and unsafe scheduling shortcoming of inside the water gauge, thereby the current intelligent water gauge that mentions in the above-mentioned background art keeps warm the outside through outside heat preservation device, can not heat up the problem that prevents frostbite to its inside temperature.
2. This high accuracy intelligent water gauge that prevents frostbite through being provided with devices such as installation fixture block, installation trip and gland nut, specifically is when the interface department of external water pipe is installed with intelligent water meter body to needs, through the installation sleeve inside with installation fixture block slip in external water pipe one end, then also operate the other end, then swivelling joint water pipe rotates the joint groove department of installation sleeve inner wall with the installation trip, then the pulling connecting water pipe will install the fixture block and connect in installation sleeve's inside, then can carry out sealing connection with the installation junction through swivel gland nut, thereby reach the effect on convenient sealing installation intelligent water meter to external water pipe.
Drawings
FIG. 1 is a front cross-sectional view of the structure of the present invention;
FIG. 2 is an enlarged view of the structure of FIG. 1A in accordance with the present invention;
FIG. 3 is a schematic cross-sectional view of a mounting sleeve structure of the present invention;
FIG. 4 is a front cross-sectional view of the mounting clip of the present invention;
FIG. 5 is a front cross-sectional view of the structure of the antifreeze mechanism of the present invention;
FIG. 6 is a side view of a sliding mounting plate structure of the present invention;
fig. 7 is a perspective view of the structure of the rotating shaft of the present invention.
Wherein: 1. an intelligent water meter body; 11. connecting a water pipe; 12. an antifreezing sleeve; 2. externally connected water pipes; 21. an antifreezing box; 211. rotating the fixed block; 22. a mounting sleeve; 3. a mounting mechanism; 31. installing a clamping block; 32. installing a clamping hook; 33. a seal nut; 4. an antifreezing mechanism; 41. a hydraulic cylinder; 42. an air pressure telescopic rod; 421. a sealing gasket; 43. an extrusion rod; 44. a rotating shaft; 45. a reciprocating motor; 46. and sliding the fixing plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
The embodiment is an embodiment of a high-precision anti-freezing intelligent water meter.
Referring to fig. 1-7, a high-precision anti-freezing intelligent water meter comprises an intelligent water meter body 1 and an external water pipe 2, wherein the left end and the right end of the intelligent water meter body 1 are respectively and hermetically connected with one end, close to the intelligent water meter body 1, of the external water pipe 2, the left side and the right side of the intelligent water meter body 1 are respectively provided with a mounting mechanism 3, the left side of the intelligent water meter body 1 is provided with an anti-freezing mechanism 4, the outer surface of the external water pipe 2 is fixedly connected with an anti-freezing box 21, the inner wall of the external water pipe 2 is clamped with a mounting sleeve 22, the left side and the right side of the intelligent water meter body 1 are fixedly communicated with a connecting water pipe 11, and the inside of the intelligent water meter body 1 is fixedly connected with an anti-freezing sleeve 12;
through above-mentioned technical scheme, the inside of intelligent water gauge body 1 is provided with the rivers chamber, and the sleeve pipe 12 that prevents frostbite sets up the inside in rivers chamber simultaneously to can extrude the inside gas of sleeve pipe 12 that prevents frostbite through atmospheric pressure telescopic link 42, turn into the internal energy of extrusion gas with the kinetic energy of atmospheric pressure telescopic link 42, thereby heat the rivers in the water gauge.
The mounting mechanism 3 comprises a mounting clamping block 31, the outer surface of the mounting clamping block 31 is fixedly connected with a mounting clamping hook 32, a sealing nut 33 is arranged on one side of the mounting clamping block 31, which is close to the intelligent water meter body 1, and one side of the mounting clamping block 31, which is close to the intelligent water meter body 1, is fixedly connected with the connecting water pipe 11;
through the above technical scheme, when the interface department of external water pipe 2 is installed with intelligent water meter body 1, through the inside installation sleeve 22 that slides installation fixture block 31 into external water pipe 2 one end, then also slide into the installation sleeve 22 of opposite side with the other end in, then swivelling joint water pipe 11 rotates the joint groove department of installation sleeve 22 inner wall with installation trip 32, then pulling connecting water pipe 11 will install fixture block 31 and connect in the inside of installation sleeve 22, then can carry out sealing connection with the installation junction through swivel nut 33, thereby reach the effect on convenient sealing installation intelligent water meter to external water pipe 2.
The antifreezing mechanism 4 comprises a hydraulic cylinder 41, an air pressure telescopic rod 42 is sleeved in the hydraulic cylinder 41, an extrusion rod 43 is slidably connected in the hydraulic cylinder 41, a rotating shaft 44 is meshed with the bottom of the extrusion rod 43, a reciprocating motor 45 is meshed with the left side of the rotating shaft 44, and a sliding fixing plate 46 is slidably connected to the outer surface of the extrusion rod 43.
Through the technical scheme, after the temperature in the intelligent water meter is reduced to a certain temperature, the switch of the reciprocating motor 45 is switched on to drive the rotating shaft 44 to start rotating, then the extrusion rod 43 is driven to start horizontally reciprocating motion to extrude the hydraulic plate in the hydraulic cylinder 41, so that the hydraulic rod 42 starts to reciprocate through the hydraulic change of the hydraulic oil in the hydraulic cylinder 41, then the gas is repeatedly extruded in the anti-freezing sleeve 12 through the pneumatic rod 42, the mechanical energy of the motor can be converted into the internal energy of the extrusion gas, the water flow in the anti-freezing sleeve 12 is heated, and the defects that a heating rod is inconvenient to install and unsafe to be arranged in the water meter are overcome.
Specifically, the outer surface of the connecting water pipe 11 is provided with threads, and the outer surface of the connecting water pipe 11 is screwed with the inner wall of the seal nut 33.
Through the above technical scheme, after the installation clamping hook 32 is clamped into the clamping groove on the inner wall of the installation sleeve 22, the water pipe and the water meter are in sealing connection by rotating the sealing nut 33.
Specifically, the inside of the antifreeze box 21 is provided with an extrusion sliding groove, and the inner wall of the extrusion sliding groove is slidably connected with the outer surface of the extrusion rod 43.
Through the above technical scheme, the extrusion rod 43 radially moves inside the antifreeze box 21, the movement track of the extrusion rod 43 can be controlled through the extrusion sliding groove, so that hydraulic oil in the hydraulic cylinder 41 is conveniently extruded and pulled up, the reciprocating motor 45 can be driven to mechanically move the extrusion rod 43 to store and boost pressure through directly extruding the hydraulic oil, meanwhile, the internal pressurization of the hydraulic cylinder 41 is realized, the deformation of liquid is less than the deformation of gas, the stored internal energy is less than the gas, and therefore, most wind mechanical energy of the reciprocating motor 45 can be converted into the internal energy of extrusion gas inside the antifreeze sleeve 12, and the heating efficiency of cold water inside the intelligent water meter body 1 is improved.
Specifically, the inside of the installation sleeve 22 is provided with an installation chute, the left inner wall of the installation sleeve 22 is provided with a clamping groove, the outer surface of the installation clamping block 31 is in sliding connection with the inside of the installation sleeve 22, and the outer surface of the installation clamping hook 32 is clamped with the inside of the clamping groove.
Through above-mentioned technical scheme, the inside of installation fixture block 31 is provided with telescopic spring, can be in the joint groove department of rotating installation fixture block 31 to the inside joint groove of installation sleeve 22, will install trip 32 chucking joint groove through telescopic spring, can install the interface department at external water pipe 2 fast with intelligent water meter, can block up the junction with the sealing washer in the nut through rotatory seal nut 33 afterwards, seals it.
Specifically, the inside of the antifreeze case 21 is fixedly connected with a rotation fixing block 211, and the inside of the rotation fixing block 211 is rotatably connected with the outer surface of the rotation shaft 44.
Through the above technical scheme, the rotation track of the rotation shaft 44 can be fixed in the rotation fixing block 211, so that the rotation shaft 44 is prevented from being deviated when the reciprocating motor 45 drives the rotation shaft 44 to start rotating.
Specifically, the inner wall of the antifreeze sleeve 12 is slidably connected with the outer surface of the air pressure telescopic rod 42, and the outer surface of the air pressure telescopic rod 42 is fixedly connected with a sealing pad 421.
Through the technical scheme, the sealing gasket 421 can ensure the air tightness inside the anti-freezing sleeve 12, and the air pressure telescopic rod 42 can conveniently pressurize and heat the air in the anti-freezing sleeve 12.
When the intelligent water meter is used, a worker slides the installation clamping block 31 into the installation sleeve 22, then drives the installation clamping block 31 to start rotating through the rotary connection water pipe 11, so that the installation clamping hook 32 is lapped at the inner wall clamping groove of the installation sleeve 22, then the intelligent water meter body 1 is installed at the interface of the external water pipe 2 in a sealing mode through the rotary sealing nut 33, the installation operation of the intelligent water meter body 1 is completed, then when the temperature of the inside of the intelligent water meter is required to be raised, the reciprocating motor 45 is connected to drive the air pressure telescopic rod 42 to start reciprocating motion, and accordingly the temperature of cold water in the intelligent water meter is raised, and the anti-freezing operation of the intelligent water meter is completed.
Example two
The embodiment is an embodiment of a mounting mechanism of a high-precision anti-freezing intelligent water meter.
The utility model provides a high accuracy intelligent water gauge's that prevents frostbite installation mechanism 3, includes the surface fixedly connected with installation trip 32 of installation fixture block 31, and one side that installation fixture block 31 is close to intelligent water gauge body 1 is provided with gland nut 33, and one side that installation fixture block 31 is close to intelligent water gauge body 1 and connecting water pipe 11 fixed connection.
Through the above embodiment, when the intelligent water meter body 1 needs to be installed at the interface of the external water pipe 2, the installation clamping block 31 slides into the installation sleeve 22 at one end of the external water pipe 2, then the other end also slides into the installation sleeve 22 at the other side, then the rotary connecting water pipe 11 rotates the installation clamping hook 32 to the clamping groove of the inner wall of the installation sleeve 22, then the connecting water pipe 11 is pulled to connect the installation clamping block 31 in the installation sleeve 22, and then the installation connecting part can be in sealing connection through the rotary sealing nut 33, so that the effect of conveniently and sealingly installing the intelligent water meter on the external water pipe 2 is achieved.
Example III
The embodiment is an embodiment of an anti-freezing mechanism of a high-precision anti-freezing intelligent water meter.
The utility model provides a mechanism 4 prevents frostbite of intelligent water gauge that high accuracy prevents frostbite, includes pneumatic cylinder 41, and pneumatic cylinder 41's inside has cup jointed pneumatic telescopic link 42, and pneumatic cylinder 41's inside sliding connection has extrusion rod 43, and extrusion rod 43's bottom meshing has axis of rotation 44, and axis of rotation 44's left side meshing has reciprocating motor 45, and extrusion rod 43's surface sliding connection has slip fixed plate 46.
Through the above embodiment, after the temperature inside the intelligent water meter is reduced to a certain temperature, the switch of the reciprocating motor 45 is turned on to drive the rotating shaft 44 to start rotating, then the extrusion rod 43 is driven to start horizontally reciprocating motion, and the hydraulic plate in the hydraulic cylinder 41 is extruded, so that the hydraulic rod 42 starts to reciprocate through the hydraulic pressure change of the hydraulic oil in the hydraulic cylinder 41, and then the gas is repeatedly extruded inside the anti-freezing sleeve 12 through the pneumatic rod 42, so that the mechanical energy of the motor can be converted into the internal energy of the extrusion gas, thereby heating the water flow inside the anti-freezing sleeve 12, and overcoming the defects of inconvenient installation and unsafe of the heating rod arranged inside the water meter, and the like.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. The utility model provides a high accuracy intelligence water gauge that prevents frostbite, includes intelligent water gauge body (1) and external water pipe (2), its characterized in that: the intelligent water meter comprises an intelligent water meter body (1), wherein the left end and the right end of the intelligent water meter body (1) are respectively and hermetically connected with one end of an external water pipe (2) close to the intelligent water meter body (1), the left side and the right side of the intelligent water meter body (1) are respectively provided with an installation mechanism (3), the left side of the intelligent water meter body (1) is provided with an anti-freezing mechanism (4), the outer surface of the external water pipe (2) is fixedly connected with an anti-freezing box (21), the inner side of the external water pipe (2) is clamped with an installation sleeve (22), the inner side of the anti-freezing box (21) is fixedly connected with a rotation fixing block (211), the inner side of the rotation fixing block (211) is rotationally connected with the outer surface of a rotating shaft (44), the inner side of the anti-freezing box (21) is provided with an extrusion sliding groove, the inner wall of the extrusion sliding groove is slidably connected with the outer surface of an extrusion rod (43), the inner side of the installation sleeve (22) is provided with an installation sliding groove, the left side inner wall of the installation sleeve (22) is fixedly communicated with a connecting water pipe (11), the inner side of the intelligent water meter body (1) is fixedly connected with an inner surface of the threaded nut (12), and the inner surface of the threaded water meter body (11) is connected with the threaded nut (12);
the installation mechanism (3) comprises an installation clamping block (31), an installation clamping hook (32) is fixedly connected to the outer surface of the installation clamping block (31), the outer surface of the installation clamping block (31) is in sliding connection with the inside of the installation sleeve (22), the outer surface of the installation clamping hook (32) is clamped with the inside of the clamping groove, a sealing nut (33) is arranged on one side, close to the intelligent water meter body (1), of the installation clamping block (31), and one side, close to the intelligent water meter body (1), of the installation clamping block is fixedly connected with the connecting water pipe (11);
the anti-freezing mechanism (4) comprises a hydraulic cylinder (41), an air pressure telescopic rod (42) is sleeved in the hydraulic cylinder (41), the inner wall of the anti-freezing sleeve (12) is slidably connected with the outer surface of the air pressure telescopic rod (42), a sealing pad (421) is fixedly connected with the outer surface of the air pressure telescopic rod (42), an extrusion rod (43) is slidably connected in the hydraulic cylinder (41), a rotating shaft (44) is meshed with the bottom of the extrusion rod (43), a reciprocating motor (45) is meshed with the left side of the rotating shaft (44), and a sliding fixing plate (46) is slidably connected with the outer surface of the extrusion rod (43).
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| CN202110034851.8A CN112781669B (en) | 2021-01-12 | 2021-01-12 | High-precision anti-freezing intelligent water meter |
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| CN202110034851.8A CN112781669B (en) | 2021-01-12 | 2021-01-12 | High-precision anti-freezing intelligent water meter |
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|---|---|---|---|---|
| CN110712497A (en) * | 2019-11-15 | 2020-01-21 | 山东鲁道尔汽车科技有限公司 | Independent warm braw system of car as a house |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101357147B1 (en) * | 2013-05-25 | 2014-02-05 | 주식회사 아셀 | Multi-functional composite films consisting of meter for volume expansion absorbing member and a method for manufacturing the same |
| KR101501404B1 (en) * | 2014-01-23 | 2015-03-12 | 근 식 윤 | Umbreller For Amoumted Loop of Car |
| GB2531407B (en) * | 2014-08-12 | 2020-09-02 | Quaw M'dimoir | Thermal efficiency enhancing unit |
| CN104440306A (en) * | 2014-11-29 | 2015-03-25 | 重庆渝达六星动力机械有限公司 | Plate gas-liquid reinforcement clamp |
| CN107606356A (en) * | 2017-09-05 | 2018-01-19 | 无锡市永兴金属软管有限公司 | It is a kind of can Fast Installation or dismounting metal hose joint |
| CN110030747A (en) * | 2018-01-12 | 2019-07-19 | 张占海 | A kind of gas compression acquisition energy method |
| CN208437111U (en) * | 2018-04-20 | 2019-01-29 | 安徽沃尔德新材料有限公司 | A kind of aqueous film spraying equipment |
| CN208568003U (en) * | 2018-08-13 | 2019-03-01 | 泰州建源仪表有限公司 | A kind of anti-freezing type self-powered intellectual water meter based on NB-IOT |
| CN208651747U (en) * | 2018-08-18 | 2019-03-26 | 沈喜广 | A kind of gas meter valve Hermetical connecting structure |
| CN211500921U (en) * | 2019-12-19 | 2020-09-15 | 苏州佳奇克电子有限公司 | Gas compressor heat utilization device |
| CN111637934B (en) * | 2020-04-21 | 2021-12-21 | 安徽丹凤缘科技有限公司 | Metering device of NB-IOT thing networking water gauge |
| CN111504412A (en) * | 2020-04-27 | 2020-08-07 | 福建浪川智能科技有限公司 | Novel intelligent water meter |
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| CN110712497A (en) * | 2019-11-15 | 2020-01-21 | 山东鲁道尔汽车科技有限公司 | Independent warm braw system of car as a house |
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