CN206563597U - A kind of water meter calibration equipment - Google PatentsA kind of water meter calibration equipment Download PDF
- Publication number
- CN206563597U CN206563597U CN201720167700.9U CN201720167700U CN206563597U CN 206563597 U CN206563597 U CN 206563597U CN 201720167700 U CN201720167700 U CN 201720167700U CN 206563597 U CN206563597 U CN 206563597U
- Prior art keywords
- conical section
- inner tube
- Prior art date
- 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.)
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 55
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 238000005452 bending Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 239000007921 spray Substances 0.000 abstract description 3
- 238000005303 weighing Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005755 formation reaction Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
The utility model is related to originally drainage facility field, particularly discloses a kind of water meter calibration equipment.It includes water tank, vacuum tank, meter-clamping apparatus, detection platform and flow adjustment pipe, a distributive pipe is picked out on pipeline between vacuum tank and meter-clamping apparatus, the other end of distributive pipe is connected with water tank, vacuum generator is provided with distributive pipe, vacuum generator includes water inlet pipe, connecting tube and outlet pipe, water inlet pipe includes direct tube section and conical section, inner tube is provided with outlet pipe, gap is left between conical section and inner tube, connecting tube is connected with pressure gauge and the first four-way respectively, and detection platform also includes fixed mount.The utility model is due to being provided with water inlet pipe, when current flow through conical section, because outlet attenuates, when current spray and enter inner tube, negative pressure will be produced at gap between conical section and inner tube, so as to which the exhaust tube connected by connection hole all takes the air in table to be measured away so that the calibrating of water meter is more accurate, safer.
The utility model is related to originally drainage facility field, more particularly to a kind of water meter calibration equipment.
Water meter needs the accuracy of metering to be examined and determine before dispatching from the factory, water meter calibration equipment is not only convenient for administrative department of measurement pair Manufacture, the quality for the measurement instrument repaired, which exercise supervision, checks that ensure the to dispatch from the factory accuracy of water meter safeguard the vital interests of user The table tool that can also comply with utility network, intelligentized development trend offer flexibilities are high, extended capability is strong is effective The management requirement of Running-water Company and industry is met, but current apparatus for calibrating water meter generally existing shadow influenced by ambient temperature The problem of ringing big, complicated, poor accuracy, be also improved space.Therefore, applicant applied on May 30th, 2016 Application No. 2016205037079, patent name are the utility model patent of " a kind of apparatus for calibrating water meter ", and obtain reality Weighed with new patent, the patent has substantially solved above mentioned problem, but clears up not clean, mozzle there are still bubble in water meter The problem of installing fixed inconvenient.
（Three）The content of the invention
The utility model can be with bubble in the clean water meter of thorough cleaning there is provided one kind in order to make up the defect of prior art Water meter calibration equipment.
The utility model is achieved by the following technical solution：
A kind of water meter calibration equipment, including water tank, vacuum tank, meter-clamping apparatus, detection platform and flow adjustment pipe, detection are flat Platform includes collector, and flow adjustment pipe includes the first four-way, it is characterized in that, connect on the pipeline between vacuum tank and meter-clamping apparatus Go out the distributive pipe of a belt switch, the other end of distributive pipe is connected with water tank, vacuum generator is provided with distributive pipe, it is described true Empty generator includes water inlet pipe, connecting tube and the outlet pipe being threadedly coupled successively, and the water inlet pipe includes direct tube section and conical section, Conical section is located in connecting tube, is provided with inner tube in the outlet pipe, the internal diameter of inner tube is equal to the internal diameter of conical section, and conical section goes out Gap is left at mouthful between the import of inner tube, the internal diameter in the conical section exit and the length ratio of inner tube are 1:17- 18.5；The connecting tube is provided with two connecting holes, and one of connecting hole connects pressure gauge, and another connecting hole passes through pumping Pipe is connected on the first four-way；
The detection platform also includes fixed mount, and the fixed mount includes support and some annulus, and the support is by four The fluted body structure of root transverse bar composition, wherein two following transverse bars are connected by some connecting rods, transverse bar above It is connected between following transverse bar by vertical rod, two transverse bars above are provided with the inside of transverse plate, transverse plate respectively inwards Provided with longitudinal plate, the circular hole that the transverse plate and longitudinal plate are constituted inside T-shaped, the annulus can hold mozzle and pass through, in annulus Symmetrical two guide grooves are provided with, outwardly, the longitudinal plate is located in guide groove the opening of the guide groove.
The edge of the guide groove is respectively facing the bending of cell body direction and forms flange.
The internal diameter in the conical section exit and the length ratio of inner tube are 9:160.
The collector uses camera.
The beneficial effects of the utility model are：
1st, the utility model is due to being provided with the water inlet pipe being made up of direct tube section and conical section, when current flow through conical section When, because outlet attenuates, when current spray and enter inner tube, it will be produced at the gap between conical section and inner tube negative Pressure, so that the exhaust tube connected by connection hole all takes the air in table to be measured away, it is convenient, fast and thorough so that The calibrating of water meter is more accurate, safer.
2nd, annulus easily can be enclosed on mozzle by the utility model due to being provided with fixed mount, if support and Dry annulus plays fixation to numerous mozzles, and a mozzle then fixes more reliable, jail with two the utility model Gu.
3rd, the utility model is by camera collection image, and image is apparent, more accurately
（Four）Brief description of the drawings
The utility model is further described below in conjunction with the accompanying drawings：
Fig. 1 is main structure diagram of the present utility model；
Fig. 2 is the cross section structure diagram of vacuum generator；
Fig. 3 is the overlooking the structure diagram of fixed mount；
Fig. 4 is the left view structural representation of fixed mount.
In figure, 1 annulus, 2 circular holes, 3 guide grooves, 4 flanges；
20 transverse bars, 21 connecting rods, 22 vertical rods, 23 transverse plates, 24 longitudinal plates
30 water inlet pipes, 301 direct tube sections, 302 conical sections, 31 connecting tubes, 32 outlet pipes, 33 inner tubes, 34 connecting holes, 35 seams Gap, 35 distributive pipes, 37 exhaust tubes, 38 pressure gauges, 39 switches, D internal diameters, d inner tube lengths；
41 water tanks, 42 water pumps, 43 vacuum tanks, 44 meter-clamping apparatus, 45 detection platforms, 451 mozzles, 452 collectors, 46 flows Adjust pipeline, 461 first four-ways, 47 commutators, 48 weighing containers.
Accompanying drawing is specific embodiment of the utility model.As shown in Figures 1 to 4, this kind of water meter calibration equipment, including PLC Control system and successively water tank 41, water pump 42, vacuum tank 43, meter-clamping apparatus 44, detection platform 45, the flow regulation pipe of pipeline connection Road 46, commutator 47, weighing container 48, weighing container 48 are connected formation circulation with water tank 41 again, and whole device controls system by PLC System control, detection platform 45 includes some mozzles 451 and collector 452, and collector 452 uses camera, mozzle 451 and collector 452 position can with left and right adjusting, during calibrating each water meter correspondence one collector 452, water meter be located at adopts The lower section of storage 452；Flow adjustment pipe 46 includes the first four-way 461；
The distributive pipe 35 of a belt switch 39 is picked out on pipeline between vacuum tank 43 and meter-clamping apparatus 44, distributive pipe 35 The other end is connected with water tank 41, and vacuum generator is provided with distributive pipe 35, and vacuum generator includes water inlet pipe 30, connecting tube 31 With outlet pipe 32, water inlet pipe 30 includes direct tube section 301 and conical section 302, and direct tube section 301 is threadedly coupled and circle with connecting tube 31 Bore section 302 to be located in connecting tube 31, outlet pipe 32 is threadedly coupled with connecting tube 31, inner tube 33, inner tube are provided with outlet pipe 32 33 and outlet pipe 32 be made into integration, after water inlet pipe 30, connecting tube 31 are connected together with outlet pipe 32, conical section 302 The port of export and inner tube 33 entrance point between leave gap 35, the internal diameter D of inner tube 33 is equal to the internal diameter D of conical section 302, circular cone The ratio between the internal diameter D and inner tube length d in 302 exits of section are 1:17-18.5, preferably 9:160, that is to say, that conical section 302 goes out Internal diameter D at mouthful is 9mm, and inner tube length d is 160mm；Two connecting holes 34 are provided with connecting tube 31, one is taken out for connection Tracheae 37, exhaust tube 37 is welded on the connecting hole, and the other end of exhaust tube 37 is connected on the first four-way 461；Another is used for Pressure gauge 38 is connected, a pipe is welded on the connecting hole, then pressure gauge 38 is installed on pipe.
Detection platform 45 also includes fixed mount, and fixed mount includes support and some annulus 1 again, and its medium-height trestle is by four horizontal strokes The fluted body structure constituted to bar 20, wherein two following transverse bars 20 are connected by some connecting rods 21, transverse direction above Connected between bar 20 and following transverse bar 20 by vertical rod 22, two transverse bars 20 above are provided with transverse plate respectively inwards 23, the inner side of transverse plate 23 is provided with longitudinal plate 24, transverse plate 23 and the composition T-shaped of longitudinal plate 24；Circular hole 2 inside annulus 1 can hold very much Change places and allow mozzle to pass through, in the outside of annulus 1 provided with two guide grooves 3, the two guide grooves 3 are symmetrical arranged with the center of circle of annulus 1, Outwardly, the edge of each guide groove 3 is respectively facing the cell body direction bending formation flange 4 of guide groove 3, longitudinal plate 24 to the opening of guide groove 3 In guide groove 3.
It is as follows using process：Two first 1 one groups of annulus, mozzle 451 are passed through the circular hole 2 of the two annulus 1, will treated Inspection table is put between two mozzles 451, is clamped with meter-clamping apparatus 44, starts PLC control system, whole system operation, and water is by water After table is filled, the valve before and after table to be checked is shut, the switch 39 on distributive pipe 35 is opened, when water flows through conical section 302, by Attenuate in outlet, when current spray and enter inner tube 33, will be produced at the gap 35 between conical section 302 and inner tube 33 Negative pressure, so as to all be taken the air in table to be measured away by the exhaust tube 37 connected at connecting hole 34.Sky in table to be checked After gas is drained only, the switch 39 on distributive pipe 35 is turned off, the valve before and after table to be checked is opened, system is continued to run with, collector Temperature sensor in 452 collection related datas, flow adjustment pipe 46 gathers the temperature of water, is sent to PLC control system, claims Weight container 48 weighs obtained data and also communicates to PLC control system, and the water flowed into weighing container 48 is calculated by water temperature Volume, is then contrasted with the data on water meter.
In addition to technical characteristic described in specification, remaining technical characteristic is technology known to those skilled in the art.
1. a kind of water meter calibration equipment, including water tank（41）, vacuum tank（43）, meter-clamping apparatus（44）, detection platform（45）And flow Adjust pipeline（46）, detection platform（45）Including collector（452）, flow adjustment pipe（46）Including the first four-way（461）, its It is characterized in, from vacuum tank（43）And meter-clamping apparatus（44）Between pipeline on pick out a belt switch（39）Distributive pipe（35）, point Water pipe（35）The other end and water tank（41）Connection, in distributive pipe（35）It is provided with vacuum generator, the vacuum generator bag Include the water inlet pipe being threadedly coupled successively（30）, connecting tube（31）And outlet pipe（32）, the water inlet pipe（30）Including direct tube section （301）And conical section（302）, conical section（302）Positioned at connecting tube（31）It is interior, the outlet pipe（32）It is interior to be provided with inner tube（33）, Inner tube（33）Internal diameter be equal to conical section（302）Internal diameter（D）, conical section（302）Exit and inner tube import between stay There is gap（35）, the conical section（302）The internal diameter in exit（D）With the length of inner tube（d）The ratio between be 1:17-18.5；It is described Connecting tube（31）Provided with two connecting holes（34）, one of connecting hole（34）Connect pressure gauge（38）, another connecting hole Pass through exhaust tube（37）It is connected to the first four-way（461）On；
The detection platform（45）Also include fixed mount, the fixed mount includes support and some annulus（1）, the support serves as reasons Four transverse bars（20）The fluted body structure of composition, wherein two following transverse bars（20）Pass through some connecting rods（21）Even Connect, transverse bar above（20）With following transverse bar（20）Between pass through vertical rod（22）Connection, two transverse bars above （20）Transverse plate is provided with respectively inwards（23）, transverse plate（23）Inner side is provided with longitudinal plate（24）, the transverse plate（23）And longitudinal direction Plate（24）Constitute T-shaped, the annulus（1）Internal circular hole（2）Mozzle can be held to pass through, in annulus（1）It is provided with symmetrical two Individual guide groove（3）, the guide groove（3）Opening outwardly, the longitudinal plate（24）Positioned at guide groove（3）It is interior.
2. water meter calibration equipment according to claim 1, it is characterized in that, the guide groove（3）Edge be respectively facing cell body Direction bending forms flange（4）.
3. water meter calibration equipment according to claim 1, it is characterized in that, the conical section（302）The internal diameter in exit（D） With the length of inner tube（d）The ratio between be 9:160.
4. water meter calibration equipment according to claim 1, it is characterized in that, the collector（452）Use camera.
Priority Applications (1)
|Application Number||Priority Date||Filing Date||Title|
|CN201720167700.9U CN206563597U (en)||2017-02-24||2017-02-24||A kind of water meter calibration equipment|
Applications Claiming Priority (1)
|Application Number||Priority Date||Filing Date||Title|
|CN201720167700.9U CN206563597U (en)||2017-02-24||2017-02-24||A kind of water meter calibration equipment|
|Publication Number||Publication Date|
|CN206563597U true CN206563597U (en)||2017-10-17|
Family Applications (1)
|Application Number||Title||Priority Date||Filing Date|
|CN201720167700.9U Active CN206563597U (en)||2017-02-24||2017-02-24||A kind of water meter calibration equipment|
Country Status (1)
|CN (1)||CN206563597U (en)|
- 2017-02-24 CN CN201720167700.9U patent/CN206563597U/en active Active
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|CP03||Change of name, title or address|
|CP03||Change of name, title or address||
Address after: 264100 Renren Street 359, Dayao Street, Mouping District, Yantai City, Shandong Province
Patentee after: Shandong Sanyu Intelligent Equipment Co., Ltd.
Address before: Room 322, Public Building No. 1, Dianliuxincun District 3, Lixia District, Jinan City, Shandong Province, 250000
Patentee before: Jinan three space instrumentation company limited