CN207469360U - A kind of tap water supply device with leak self-checking function - Google Patents

Abstract

The utility model discloses a kind of tap water supply devices with leak self-checking function, including main-supply and secondary feed pipe, valve includes main valve and auxiliary-valve, the valve is the detection valve with flow and pressure detecting function being electrically connected with the server of monitoring room, it detects and is installed with the detection pipe for upwardly extending setting on the housing of valve, detection tube cavity hypomere is installed with the detection block affixed with detection valve, detection block upper surface is equipped with the conical bore of the thick lower end point in upper end, further include auscultation instrument, auscultation instrument input terminal, which is electrically connected with, listens clave, it listens clave hypomere that can insert with detection pipe to coordinate, clave lower end is listened to be installed with the conical blocks with conical bore inserting cooperation, auscultation instrument output terminal is electrically connected with earphone.Advantage：Can high quality meet user's water requirements, also can examination judgement quickly, simply be carried out to the leakage point in the water supply pipe of underground, leak hunting an accuracy height, leaks hunting efficient, at low cost and easy to operate.

Description

A kind of tap water supply device with leak self-checking function

Technical field

The utility model is related to a kind of tap water supply devices with leak self-checking function.

Background technology

Water system refers to, water source, water pump, pipeline, the valve needed for different water-using sectors are supplied by certain mass requirement The synthesis of door and other engineerings.For the technical ability function of water supplying system, entire water supplying system should meet user to water quality, water The demand of amount and hydraulic pressure.In addition to this, it in entire capital construction process and produces and there is also a need for capital expenditure in operating and save, usually running cost With low, facility is handled in operation, and tower-free water supplying can produce and give full play to safely the economic benefit of entire water supplying system.Mesh Preceding common tap water supply system is widely used in the building in each town and country, residence district supplies water, and effectively prevented the taste of bacterium Raw, red worm breeding, purer, more good drinking water is provided for vast resident family, not only ensure that urbanite water consumption safety, but also section About energy consumption saves expenses.

Although traditional tap water supply system has the advantages that more than, but due to no matched leak water detdction used There is also following shortcomings for device and method：1st, install after if underground piping there are leakage points, be not easy accurately to check, can only Using existing auscultation instrument and clave blindly large area inspection relatively is listened, a large amount of manpower and materials is needed to support, working efficiency is low Under；2nd, after being used for a long time, the subterranean pipe line leak caused by pipeline corrosion is not easy to check, and causes a large amount of water loss namely supplies It is increased significantly with water cost.

Utility model content

The technical problems to be solved in the utility model be provide against the above deficiency it is a kind of rational in infrastructure, can high quality expire Sufficient user's water requirements also quickly, simply can carry out examination judgement to the leakage point in the water supply pipe of underground, and it is a little accurate to leak hunting Degree is high, leaks hunting efficient, a kind of tap water supply device with leak self-checking function at low cost and easy to operate.

In order to solve the above technical problems, a kind of this tap water supply device with leak self-checking function include feed pipe and Valve on feed pipe, is structurally characterized in that：The feed pipe includes a main-supply, is connected on main-supply Several secondary feed pipes, the valve include the main valve mounted on main-supply water inlet end, further include mounted on every secondary confession The auxiliary-valve of water pipe water inlet end, the valve are electrically connected with the server of monitoring room with flow and pressure detecting function Valve is detected, detects and the detection pipe for upwardly extending setting is installed on the housing of valve, detection tube cavity hypomere is installed with and examines The affixed detection block of side valve door, detection block upper surface are equipped with the conical bore of the thick lower end point in upper end, further include auscultation instrument, auscultation instrument Input terminal, which is electrically connected with, listens clave, listens clave hypomere that can be inserted with detection pipe and coordinates, clave lower end is listened to be installed with and is inserted with conical bore The conical blocks closed are assembled, auscultation instrument output terminal is electrically connected with earphone.

As an improvement, the feed pipe further includes several feed pipes on each secondary feed pipe, the valve is also Branch valve including being mounted on every branch feed pipe water inlet end.

As a further improvement, the detection pipe upper end is coaxially installed with the small coniform guide housing of big lower mouth suitable for reading, also Including the rubber the cover that can be fastened with guide housing, the cover includes the down-set cover of oral area, and cover madial wall is in lower mouth imperial palace Small coniform in bottom, cover inner bottom diameter is identical with guide housing outer diameter suitable for reading, and cover madial wall inner segment upper edge madial wall circumference is consolidated Surely be equipped at least two flexibly positioned pieces, locating piece for lower end from the height that cover madial wall protrude than upper end from cover inside The low wedge block of height of wall protrusion.

As further improving, the operating block for being installed in cover upper end is further included, operating block upper end is equipped with listening clave Hypomere and the handle hole of conical blocks inserting cooperation, operating block or cover side it is fixed there are two it is spaced can elastics wing Operate ring, operation ring where track plane it is vertically arranged, listen clave hypomere be vertically installed with a root long degree more than two operation interannulars away from Horizontal bar, horizontal bar is opposite to listen clave to be symmetrical set.

As an improvement, the handle hole is the cone more slightly larger than internal orifice suitable for reading, operation hole mouth ratio listens clave hypomere slightly Slightly, be equipped with up and down extended elastic rib on handle hole inner wall, elastic rib and listen clave hypomere step up during cooperation horizontal bar with Operating block upper surface is adjacent to by press-fit.

To solve aforementioned technical problem, a kind of tap water supply device leak detection method packet with leak self-checking function It includes：

The first step, auxiliary-valve arranged side by side each to main valve passage downstream is according to the number that puts in order, as follow-up switch auxiliary-valve Operation order foundation, and using each secondary feed pipe of main-supply and downstream as a detection unit, according to water supply upstream-downstream relationship, Water pipe of the definition positioned at upstream is higher level's water pipe, and the valve of higher level's water pipe water inlet is higher level's valve, positioned at higher level's water pipe downstream Water pipe for subordinate's water pipe, the valve of subordinate's water pipe water inlet is subordinate's valve；

Second step under all detection valve opening states, is selected in -100 seconds 10 seconds interval ranges sometime to adopt Collect interval time, every the primary acquisition time interval server（7）To higher level's valve namely main valve（4）Acquire a flow Signal and pressure signal at least acquire 5 data and calculate average flow rate value, which is defined as level-one is averaged Flow value；

Third walks, and each subordinate's valve is closed successively by first step sequence（Auxiliary-valve）, after one auxiliary-valve of every closing, often Every primary aforementioned acquisition time interval to upper machine valve（Main valve）A flow signal and pressure signal are acquired, at least acquires 5 A data simultaneously calculate corresponding average value, thus obtain and several one-to-one average flow rates of higher level's valve quantity Value, two level average flow rate value is defined as by the average flow rate value；After closing all subordinate's valves, the last one obtained level-one is put down Equal flow value is equal to zero after cutting error estimation value, otherwise judges higher level's water pipe（Main-supply）Leak must carry out listening leak detection；

4th step listens leak detection step：The conical blocks for listening clave are pressed into judgement leakage by hand-held auscultation instrument, headphone Water water pipe is mated formation on the corresponding ground in track, and the leak sound of earphone outflow is bigger, it was demonstrated that closer to leakage point, when conical blocks press When the leak sodar of position is to maximum, this position is determined as leakage point；

5th step, if higher level's water pipe is water-tight, by level-one average flow rate value, each two level average flow rate value by acquisition time according to Secondary to be arranged in average value row, the difference of value is represented before and after subordinate corresponding with being worth afterwards valve is closed before and after average value is adjacent in arranging Difference in flow if the difference of the difference in flow and error estimation value is zero, proves that subordinate valve downstream user is in and does not have to water state And it is water-tight, if the difference of the difference in flow and error estimation value is not zero, prove that subordinate's valve downstream water pipe is in watery State or this subordinate's valve downstream water pipe leak must carry out the 4th step and listen leak detection step.

If as an improvement, several feed pipes are installed, and every branch feed pipe water inlet end is equipped with branch on secondary feed pipe Valve, then secondary feed pipe and downstream branch feed pipe form a detection unit, then further include the 6th step, determined according to the first step Any higher level's water pipe and downstream all subordinate's water pipes are considered as a detection unit by higher level's water pipe and subordinate's water pipe, and will be by The water-supply structure that higher level's water pipe, subordinate's water pipe are formed is considered as the water-supply structure being made of main-supply, secondary feed pipe, and before repetition State two to five steps, you can determine that there are water leakage situation and leaking areas for which root subordinate water pipe.

As a further improvement, further including step 7, if subordinate's water pipe downstream is also equipped with several subordinate's water pipes, press Higher level's water pipe and subordinate's water pipe are defined as, and according to the processing of the 6th step according to water supply upstream-downstream relationship.

As further improving, in the third step, after subordinate's valve is closed, need to carry out valve leak detection, including hand Auscultation instrument is held, headphone will listen clave hypomere to be inserted into detection pipe along guide housing, and make to listen conical blocks and the detection of clave lower end Conical bore on block is corresponded to by press-fit, if leak, earphone is by the leak sound of outflow, it was demonstrated that subordinate's valve does not fasten needs Again it fastens；It after fastening again, repeats the above steps, until earphone can't hear leak sound.

As an improvement, further include final step, detection finishes resume water supply after, by conical blocks and clave hypomere is listened to be inserted into behaviour Make in the handle hole of block upper end and make elastic rib and listen clave hypomere clamping engagement, then hold and listen clave that will be covered by operating block Lid probes into originally water cellar well, and cover oral area is made to be aligned and close to guide housing；When the locating piece of cover inner wall snaps fitted to guide housing mouth During portion, pull listen clave straight up, you can realize the separation for listening clave and the cover, just complete and blocked on the ground with the cover The function of guide housing.

In conclusion using a kind of tap water supply device with leak self-checking function of this structure, it is rational in infrastructure, Can high quality meet user's water requirements, also can quickly, simply to the leakage point in the water supply pipe of underground carry out examination sentence Disconnected, leak hunting an accuracy height, leaks hunting efficient, at low cost and easy to operate.

Description of the drawings

The utility model is described in further detail with reference to attached drawing：

Fig. 1 is the structure diagram of the utility model entirety；

Fig. 2 is auscultation instrument, listens the fit structure schematic diagram of clave, detection pipe and the cover；

Fig. 3 is the fit structure schematic diagram of the cover and guide housing discrete state；

Fig. 4 is the structure diagram of the cover and guide housing buckling state.

Specific embodiment

As shown in the figure, a kind of tap water supply device with leak self-checking function includes feed pipe and mounted on water supply Valve on pipe, the feed pipe include a main-supply 1, and several secondary feed pipes 2, the valve are connected on main-supply Door includes the main valve 4 mounted on main-supply water inlet end, further includes the auxiliary-valve 5 mounted on every secondary feed pipe water inlet end, The valve is the detection valve with flow and pressure detecting function being electrically connected with the server of monitoring room 7, detects valve Housing on be installed with the detection pipe 8 for upwardly extending setting, detection tube cavity hypomere is installed with the detection affixed with detection valve Block 9, detection block upper surface are equipped with the conical bore 10 of the thick lower end point in upper end, further include auscultation instrument 11, auscultation instrument input terminal is electrically connected It is connected to and listens clave 12, listen clave hypomere that can be inserted with detection pipe and coordinate, clave lower end is listened to be installed with and conical bore inserting cooperation Conical blocks 13, auscultation instrument output terminal are electrically connected with earphone 14.

In this patent, the feed pipe further includes several feed pipes 3 on each secondary feed pipe, the valve The branch valve 6 mounted on every branch feed pipe water inlet end is further included,

In this patent, the detection pipe upper end is coaxially installed with the small coniform guide housing 15 of big lower mouth suitable for reading, also wraps The rubber the cover 16 that can be fastened with guide housing is included, the cover includes the down-set cover 17 of oral area, and cover madial wall is big in lower mouth Small coniform in interior bottom, cover inner bottom diameter is identical with guide housing outer diameter suitable for reading, cover madial wall inner segment upper edge madial wall circumference Retainer ring is equipped at least two flexibly positioned pieces 18, locating piece for lower end from the height that cover madial wall protrudes than upper end from cover The low wedge block of height of madial wall protrusion.

After the cover button is covered on guide housing, because cover is in up-thin-low-thick coniform, therefore either dust, sundries Or rainwater, can all flow down along the cover, thus block dust, rainwater, sundries and enter detection pipe, ensure that inside detection pipe Cleaning, can ensure accuracy of detection and quality in subsequent valves leak detection.

This patent further includes the operating block 19 for being installed in cover upper end, and operating block upper end is equipped with listening clave hypomere and circular cone The handle hole 20 of block inserting cooperation, the fixed operation ring there are two spaced energy elastics wing of operating block or cover side 21, operation ring where track plane it is vertically arranged, listen clave hypomere be vertically installed with a root long degree more than two operation interannulars away from horizontal stroke Stick 22, horizontal bar is opposite to listen clave to be symmetrical set.

In specific manufacture, for the convenience of operation, round and smooth bending upwards is connected at transverse slat both ends namely to operation Person, which holds, listens the bending section 24 that the direction of clave is bent.In fact in this patent, horizontal bar length much larger than two operation interannulars away from can To ensure that operation ring will not slide from transverse slat end during pull-up.But if horizontal bar length is long not only to carry not side Just, it is also very inconvenient when horizontal bar catches on operation ring or takes out horizontal bar from two operation interannulars.Therefore, the mesh of bending section is set One of, transverse slat is exactly made to ensure the reliability that pull-up process crepis is connect with operating ring under the premise of not needing to be too long of. In addition, the second purpose is exactly the convenience and reliability increased when hooking operation ring.

In this patent, the handle hole is the cone more slightly larger than internal orifice suitable for reading, and operation hole mouth ratio listens clave hypomere It is slightly thick, elastic rib 23 extended up and down is equipped on handle hole inner wall, elastic rib is with listening clave hypomere horizontal when stepping up to coordinate Stick is adjacent to operating block upper surface by press-fit.

In this patent, clave upper end is listened to be installed with handle 25, handle 25 is in pistol-shaped, in order to which user holds.Hand Button 26 corresponding with index finger location is installed, which, which is serially connected in, listens in clave and auscultation instrument signal circuit, therefore only on handle There is the signal for listening clave when a button is depressed that can just pass to auscultation instrument and earphone.In this way, user can by press and pine Button is opened to judge the relative size of signal, convenient for accurate judgement leaking area.

In the present embodiment, a kind of tap water supply device leak detection method with leak self-checking function includes：

The first step, auxiliary-valve arranged side by side each to main valve passage downstream is according to the number that puts in order, as follow-up switch auxiliary-valve Operation order foundation, and using each secondary feed pipe of main-supply and downstream as a detection unit, according to water supply upstream-downstream relationship, Water pipe of the definition positioned at upstream is higher level's water pipe, and the valve of higher level's water pipe water inlet is higher level's valve, positioned at higher level's water pipe downstream Water pipe for subordinate's water pipe, the valve of subordinate's water pipe water inlet is subordinate's valve；

Second step under all detection valve opening states, is selected in -100 seconds 10 seconds interval ranges sometime to adopt Collect interval time, a flow signal is acquired to higher level's valve namely main valve 4 every the primary acquisition time interval server 7 And pressure signal, it at least acquires 5 data and calculates average flow rate value, which is defined as level-one average flow rate Value；

Third walks, and each subordinate's valve is closed successively by first step sequence（Auxiliary-valve）, after one auxiliary-valve of every closing, often Every primary aforementioned acquisition time interval to upper machine valve（Main valve）A flow signal and pressure signal are acquired, at least acquires 5 A data simultaneously calculate corresponding average value, thus obtain and several one-to-one average flow rates of higher level's valve quantity Value, two level average flow rate value is defined as by the average flow rate value；After closing all subordinate's valves, the last one obtained level-one is put down Equal flow value is equal to zero after cutting error estimation value, otherwise judges higher level's water pipe（Main-supply）Leak must carry out listening leak detection；

4th step listens leak detection step：The conical blocks for listening clave are pressed into judgement leakage by hand-held auscultation instrument, headphone Water water pipe is mated formation on the corresponding ground in track, and the leak sound of earphone outflow is bigger, it was demonstrated that closer to leakage point, when conical blocks press When the leak sodar of position is to maximum, this position is determined as leakage point；

5th step, if higher level's water pipe is water-tight, by level-one average flow rate value, each two level average flow rate value by acquisition time according to Secondary to be arranged in average value row, the difference of value is represented before and after subordinate corresponding with being worth afterwards valve is closed before and after average value is adjacent in arranging Difference in flow if the difference of the difference in flow and error estimation value is zero, proves that subordinate valve downstream user is in and does not have to water state And it is water-tight, if the difference of the difference in flow and error estimation value is not zero, prove that subordinate's valve downstream water pipe is in watery State or this subordinate's valve downstream water pipe leak must carry out the 4th step and listen leak detection step.

In the present embodiment, if being equipped with several feed pipes on secondary feed pipe, and every branch feed pipe water inlet end installation There is branch valve, then secondary feed pipe and downstream branch feed pipe form a detection unit, then the 6th step are further included, according to the first step It determines higher level's water pipe and subordinate's water pipe, any higher level's water pipe and downstream all subordinate's water pipes is considered as a detection unit, and The water-supply structure being made of higher level's water pipe, subordinate's water pipe is considered as to the water-supply structure being made of main-supply, secondary feed pipe, is laid equal stress on Multiple aforementioned two to five step, you can determine that there are water leakage situation and leaking areas for which root subordinate water pipe.

In the present embodiment, step 7 is further included, if subordinate's water pipe downstream is also equipped with several subordinate's water pipes, according to Water supply upstream-downstream relationship is defined as higher level's water pipe and subordinate's water pipe, and according to the processing of the 6th step.

In the present embodiment, it in the third step, after subordinate's valve is closed, needs to carry out valve leak detection, be listened including hand-held Instrument is examined, headphone will listen clave hypomere to be inserted into detection pipe along guide housing, and make to listen on the conical blocks and detection block of clave lower end Conical bore correspond to by press-fit, if leak, earphone is by the leak sound of outflow, it was demonstrated that subordinate's valve does not fasten needs again It fastens；It after fastening again, repeats the above steps, until earphone can't hear leak sound.

In the present embodiment, further include final step, detection finishes resume water supply after, by conical blocks and clave hypomere is listened to insert Enter in the handle hole of operating block upper end and make elastic rib and listen clave hypomere clamping engagement, then hold and clave is listened to pass through operating block The cover is probeed into originally water cellar well, cover oral area is made to be aligned and close to guide housing；When the locating piece of cover inner wall snaps fitted to guiding During cover oral area, pull listen clave straight up, you can realize the separation for listening clave and the cover, just complete and use the cover on the ground Block the function of guide housing.

In the present embodiment, before valve leak detection is carried out to the detection valve comprising main valve, auxiliary-valve, branch valve, also It needs to operate following steps：Clave is listened in holding, and clave hypomere will be listened to probe into originally water cellar well, and then rotation listens clave to make audition Horizontal bar on the left of stick catches on the operation ring on the left of cover and left-hand operation circumferential direction is pushed to move left from right to left, then rotates backward Clave is listened to make to listen the horizontal bar on the right side of clave to catch on the operation ring on the right side of cover from left to right again and clave will be listened to move to two operations Ring centre position finally pulls up and listens clave.Since two operation rings are located at cover the same side, clave is listened to apply cover The pulling force added is located at cover side rather than entirety, and the locating piece that the pulling force in this direction is easiest to make wall in the side cover body is with leading It is detached to cover oral area.It to be detached from once there are one locating pieces and guide housing oral area, other locating pieces will also take advantage of a situation and guide housing mouth Portion is detached from, and plays the role of Rapid opening.By cover after guide housing is removed, then clave hypomere will be listened from two operation ring separation Out, then in the relevant operation for carrying out valve leak detection.

In order to improve accuracy in detection, when the fact leaks hunting work, morning 1-4 points are typically chosen, resident has been substantially at this time It is operated through falling asleep, with water business stability, water consumption is more constant.It leaks hunting more to detect in the above-mentioned period and judges not having to Then the water pipe of water namely watertight water pipe can be oriented detection, accuracy with water or leak water pipe on a small quantity to residue It greatly promotes.In addition, in work of actually leaking hunting, error estimation value is determined according to running water pipe actual motion environment and situation , cell mats formation water pipe error estimation value in 0-1 ton hours within general 5 years, and 5-10 cells are mated formation water pipe error estimation value In 1-3 ton hours, 10 years or more cells mat formation water pipe error estimation value within 5 ton hours.In order to which accurate perception night is used Water enterprise or the accurate water consumption of user can carry out average computation in one week to it with period water consumption, thus can be with Substantially its water consumption when work of leaking hunting carries out is determined.If valve closes front and rear difference in flow and subtracts the water consumption again accidentally Then water-tight in poor estimated value, there are water leakage situations if beyond error estimation value, carry out listening leak detection.In this patent In, detection valve can be in the time interval of setting, such as 10 seconds or 1 minute, and flow and pressure instantaneous value are transmitted to server, Server can record and be depicted as table automatically, in order to which staff judges leak source.

In this patent, server, detection valve and auscultation instrument are the off-the-shelfs bought on the market, and detection valve is equal In the assembly of flowmeter, pressure gauge and valve, structure and operation principle belong to known technology, not described in detail herein.

Claims (5)

1. a kind of tap water supply device with leak self-checking function, the valve including feed pipe and on feed pipe, It is characterized in that：The feed pipe includes a main-supply（1）, several secondary feed pipes are connected on main-supply（2）, it is described Valve includes the main valve mounted on main-supply water inlet end（4）, further include the secondary valve mounted on every secondary feed pipe water inlet end Door（5）, the valve is the server with monitoring room（7）The detection valve with flow and pressure detecting function of electrical connection, It detects and is installed with the detection pipe for upwardly extending setting on the housing of valve（8）, detection tube cavity hypomere is installed with and detection valve Affixed detection block（9）, detection block upper surface is equipped with the conical bore of the thick lower end point in upper end（10）, further include auscultation instrument（11）, Auscultation instrument input terminal, which is electrically connected with, listens clave（12）, listen clave hypomere that can be inserted with detection pipe and coordinate, clave lower end is listened to be installed with With the conical blocks of conical bore inserting cooperation（13）, auscultation instrument output terminal is electrically connected with earphone（14）.

2. a kind of tap water supply device with leak self-checking function as described in claim 1, it is characterized in that：The water supply Pipe further includes several feed pipes on each secondary feed pipe（3）, the valve further included mounted on every branch feed pipe The branch valve of water inlet end（6）.

3. a kind of tap water supply device with leak self-checking function as claimed in claim 2, it is characterized in that：The detection Pipe upper end is coaxially installed with the small coniform guide housing of big lower mouth suitable for reading（15）, further include the rubber the cover that can be fastened with guide housing （16）, the cover includes the down-set cover of oral area（17）, cover madial wall is in small coniform, the bottom in cover in lower mouth imperial palace bottom Diameter is identical with guide housing outer diameter suitable for reading, and it is fixed that cover madial wall inner segment upper edge madial wall circumference retainer ring is equipped at least two elasticity Position block（18）, locating piece is lower end from the height that cover madial wall the protrudes wedge lower than the height that upper end is protruded from cover madial wall Shape block.

4. a kind of tap water supply device with leak self-checking function as claimed in claim 3, it is characterized in that：It further includes solid It is located at the operating block of cover upper end（19）, operating block upper end is equipped with clave hypomere and conical blocks is listened to insert the handle hole of cooperation （20）, the fixed operation ring there are two spaced energy elastics wing of operating block or cover side（21）, it is in-orbit to operate ring institute Mark face is vertically arranged, listen clave hypomere be vertically installed with a root long degree more than two operation interannulars away from horizontal bar（22）, horizontal bar is opposite Clave is listened to be symmetrical set.

5. a kind of tap water supply device with leak self-checking function as claimed in claim 4, it is characterized in that：The operation Hole is the cone more slightly larger than internal orifice suitable for reading, and operation hole mouth ratio is listened clave hypomere slightly thick, is equipped on handle hole inner wall up and down Extended elastic rib（23）, elastic rib and horizontal bar and operating block upper surface are adjacent to by press-fitting when listening the clave hypomere to step up cooperation It closes.