CN208751644U - A kind of water meter detection anti-backflow device - Google Patents

Abstract

The utility model discloses a kind of water meters to detect anti-backflow device, including metering water meter ontology, the left side of the metering water meter ontology is equipped with water outlet end, the right side of the metering water meter ontology is equipped with water inlet end, top on the left of the water outlet end, which is equipped with, flows backwards testing agency, the first water valve is movably installed on the left of the water outlet end, aqueduct is connected on the left of first water valve, it is movably installed with the second water valve on the right side of the water inlet end, is connected with water inlet pipe on the right side of second water valve.By flowing backwards the setting and use of testing agency, it can effectively detect the refluence situation of water meter, and can obviously clearly be observed by user, to allow users to timely close water valve, avoid additional water rate loss.

Description

A kind of water meter detection anti-backflow device

Technical field

The utility model relates to water meter technical field, specially a kind of water meter detects anti-backflow device.

Background technique

It is well known that the tap in user family is delivered to through water supply network after tap water factory, and the water in user family Faucet with water supply network be it is interconnected, when water factory stop supply water, user open family in tap when, the water outlet of tap Mouth can be by air suck-back into water supply network, and suck-back while can may also bring toxic gas or liquid into, leads to the use of user Water security cannot be protected；In addition, tap water used in user is measured by water meter, existing water meter is big More have the function of metering water flow, and when tap water reflux, water meter can equally measure the flow of tap water, cause to user Extra expenses；For present case, now needs to design a kind of water meter detection anti-backflow device, can effectively detect water outlet The case where table is flow backwards avoids additional water rate loss so that user be allowed to close water valve in time.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of water meter detection anti-backflow device, solves above-mentioned The problem of appeared in background technique.

(2) technical solution

To achieve the above object, the utility model provides the following technical solutions: a kind of water meter detection anti-backflow device, including Metering water meter ontology, the left side of the metering water meter ontology are equipped with water outlet end, the right side of the metering water meter ontology be equipped with into Water end (W.E.) portion, the top on the left of the water outlet end, which is equipped with, flows backwards testing agency, and the is movably installed on the left of the water outlet end One water valve is connected with aqueduct on the left of first water valve, is movably installed with the second water on the right side of the water inlet end Valve is connected with water inlet pipe on the right side of second water valve.

Preferably, the refluence testing agency includes water inlet, and the water inlet is provided with the top on the left of water outlet end, The top of the water inlet and surface for being located at water outlet end left side top is fixedly connected with the first threaded connector, described first The surface of threaded connector is threaded with the second threaded connector, is fixedly connected at the top of second threaded connector Bright tempered glass pipe.

Preferably, the inside of the transparent toughened glass pipe is equipped with buoyant spheres, the surface of the buoyant spheres and transparent tempering The colored ribbon convenient for observation is fixedly connected between the top of glass tube cavity, the diameter of the buoyant spheres is transparent toughened glass pipe 3/4ths of internal diameter.

Preferably, the rubber ring for sealing is fixedly connected at the top of first threaded connector.

(3) beneficial effect

The utility model provides a kind of water meter detection anti-backflow device.Have it is following the utility model has the advantages that

(1), this water meter detects anti-backflow device, can be effective by flowing backwards the setting and use of testing agency It detects the refluence situation of water meter, and can obviously clearly be observed by user, to allow users to timely close Water valve is closed, additional water rate loss is avoided；When user is when using water and water pipe is in the state of water flowing, from water inlet The water of pipe pressurization can enter from the inlet the inside of transparent toughened glass pipe, and due to the buoyancy and pressure of water, buoyant spheres can band Dynamic colored ribbon floats to the top of transparent toughened glass tube cavity, this is to show that water meter is not being flow backwards, when water factory stops supplying water, Tap water used in user may be flow backwards along water pipe, and the water inside transparent toughened glass pipe can also be flowed into water pipe at this time In, that after water, buoyant spheres can not fall to the bottom of transparent toughened glass tube cavity, to draw inside transparent toughened glass pipe Long colored ribbon is enabled people to significantly observe that water meter is being flow backwards, to timely close the first water valve or the second water valve, be avoided Additional water rate is caused to lose.

(2), this water meter detects anti-backflow device, by the setting and use of transparent toughened glass pipe, buoyant spheres and colored ribbon, Whether transparent toughened glass pipe inside have water, to effectively judge whether water meter is flowing backwards if can significantly show； By the setting and use of rubber ring, so that the first threaded connector and the second threaded connector is closely attached, keep away Exempt from leakage point situation occur；It, can be effectively to water valve and meter by the setting and use of water outlet end and the end that intakes Water gauge ontology is disassembled and installed, also more convenient when maintenance；It is threadedly coupled by the first threaded connector and second The setting and use of part can effectively replace transparent toughened glass pipe.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is that the utility model is discharged the part of end and flows backwards testing agency's schematic cross-sectional view.

In figure: 1, metering water meter ontology；2, it is discharged end；3, intake end；4, testing agency is flow backwards；5, the first water valve； 6, aqueduct；7, the second water valve；8, water inlet pipe；9, water inlet；10, the first threaded connector；11, the second threaded connector；12, Transparent toughened glass pipe；13, buoyant spheres；14, colored ribbon；15, rubber ring.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

As shown in Figs. 1-2, the utility model provides a kind of technical solution: a kind of water meter detection anti-backflow device, including meter Water gauge ontology 1, the left side of metering water meter ontology 1 are equipped with water outlet end 2, and the right side of metering water meter ontology 1 is equipped with water inlet end 3, by the setting and use of water outlet end 2 and the end 3 that intakes, can effectively to water valve and metering water meter ontology 1 into Row disassembly and installation, also more convenient when maintenance, the top in 2 left side of water outlet end, which is equipped with, flows backwards testing agency 4, flows backwards detection Mechanism 4 includes water inlet 9, and water inlet 9 is provided with the top in water outlet end 2 left side, the top of water inlet 9 and is located at water outlet end The surface of 2 left side tops is fixedly connected with the first threaded connector 10, and the top of the first threaded connector 10 is fixedly connected useful The first threaded connector 10 and the second threaded connector are made by the setting and use of rubber ring 15 in the rubber ring 15 of sealing 11 can closely be attached, and avoid the occurrence of leakage point situation, and the surface of the first threaded connector 10 is threaded with second Threaded connector 11 can be effective by the setting and use of the first threaded connector 10 and the second threaded connector 11 Transparent toughened glass pipe 12 is replaced, the top of the second threaded connector 11 is fixedly connected with transparent toughened glass pipe 12, the inside of transparent toughened glass pipe 12 is equipped with buoyant spheres 13, surface and 12 inner cavity of transparent toughened glass pipe of buoyant spheres 13 The colored ribbon 14 convenient for observation is fixedly connected between top, the diameter of buoyant spheres 13 is four points of 12 internal diameter of transparent toughened glass pipe Three, by flow backwards testing agency 4 setting and use, can effectively detect the refluence situation of water meter, Yi Jineng It is enough obviously clearly to be observed by user, to allow users to timely close water valve, avoid additional water rate damage It loses, by the setting and use of transparent toughened glass pipe 12, buoyant spheres 13 and colored ribbon 14, can significantly show transparent Whether there is water inside tempered glass pipe 12, thus effectively judge whether water meter is flowing backwards, the left side activity installation of water outlet end 2 There is the first water valve 5, the left side of the first water valve 5 is connected with aqueduct 6, and the right side of water inlet end 3 is movably installed with the second water The right side of valve 7, the second water valve 7 is connected with water inlet pipe 8.

In conclusion can effectively detect the refluence of water meter by the setting and use of flowing backwards testing agency 4 Situation, and can obviously clearly be observed by user, to allow users to timely close water valve, avoid volume Outer water rate loss.

In use, when user is when using water and water pipe is in the state of water flowing, the water that is pressurized from water inlet pipe 8 can be from Water inlet 9 enters the inside of transparent toughened glass pipe 12, and due to the buoyancy and pressure of water, buoyant spheres 13 will drive the drift of colored ribbon 14 The top of 12 inner cavity of transparent toughened glass pipe is floated to, this is to show that water meter is not being flow backwards, when water factory stops supplying water, Yong Husuo Tap water may be flow backwards along water pipe, and the water inside transparent toughened glass pipe 12 can be also flowed into water pipe at this time, thoroughly After not having water inside bright tempered glass pipe 12, buoyant spheres 13 can fall to the bottom of 12 inner cavity of transparent toughened glass pipe, thus Colored ribbon 14 is elongated, enables people to significantly observe that water meter is being flow backwards, to timely close the first water valve 5 or the second water valve 7, avoid additional water rate loss.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof, it should be noted that this article The electric elements of middle appearance are electrically connected with extraneous main controller and 220V alternating current, and main controller can play control for computer etc. The conventionally known equipment of system.

Claims (4)

1. a kind of water meter detects anti-backflow device, including metering water meter ontology (1), it is characterised in that: the metering water meter ontology (1) left side is equipped with water outlet end (2), and the right side of the metering water meter ontology (1) is equipped with water inlet end (3), the water outlet Top on the left of portion (2), which is equipped with, flows backwards testing agency (4), is movably installed with the first water valve on the left of the water outlet end (2) (5), it is connected with aqueduct (6) on the left of first water valve (5), is movably installed on the right side of the water inlet end (3) Second water valve (7) is connected with water inlet pipe (8) on the right side of second water valve (7).

2. a kind of water meter according to claim 1 detects anti-backflow device, it is characterised in that: the refluence testing agency It (4) include water inlet (9), the water inlet (9) is provided with the top on the left of water outlet end (2), the top of the water inlet (9) And the surface for being located at water outlet end (2) left side top is fixedly connected with the first threaded connector (10), described first is threadedly coupled The surface of part (10) is threaded with the second threaded connector (11), is fixedly connected at the top of second threaded connector (11) There are transparent toughened glass pipe (12).

3. a kind of water meter according to claim 2 detects anti-backflow device, it is characterised in that: the transparent toughened glass pipe (12) inside is equipped with buoyant spheres (13), the top of the surfaces of the buoyant spheres (13) and transparent toughened glass pipe (12) inner cavity it Between be fixedly connected with convenient for observation colored ribbon (14), the diameter of the buoyant spheres (13) is transparent toughened glass pipe (12) internal diameter 3/4ths.

4. a kind of water meter according to claim 2 detects anti-backflow device, it is characterised in that: first threaded connector (10) rubber ring (15) for sealing is fixedly connected at the top of.