CN106871997A - A kind of water meter calibration equipment - Google Patents
A kind of water meter calibration equipment Download PDFInfo
- Publication number
- CN106871997A CN106871997A CN201710101276.2A CN201710101276A CN106871997A CN 106871997 A CN106871997 A CN 106871997A CN 201710101276 A CN201710101276 A CN 201710101276A CN 106871997 A CN106871997 A CN 106871997A
- Authority
- CN
- China
- Prior art keywords
- pipe
- conical section
- tube
- inner tube
- water
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 56
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 239000000203 mixture Substances 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 3
- 210000005056 cell body Anatomy 0.000 claims description 3
- 230000008676 import Effects 0.000 claims description 2
- 239000007921 spray Substances 0.000 abstract description 3
- 238000005303 weighing Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
- G01F25/10—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The present invention relates to originally drainage facility field, a kind of water meter calibration equipment is particularly disclosed.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 present invention 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 the exhaust tube connected by connection hole is all taken away the air in table to be measured so that the calibrating of water meter is more accurate, safer.
Description
(One)Technical field
The present invention relates to originally drainage facility field, more particularly to a kind of water meter calibration equipment.
(Two)Background technology
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 to system
The quality of the measurement instrument make, repaired exercises supervision and checks that ensure the to dispatch from the factory accuracy of water meter safeguard the vital interests of user
Utility network, the intelligentized development trend offer table that flexibility is high, extended capability is strong tools can also be complied with, and is effective
Meet the management requirement of Running-water Company and industry, but current apparatus for calibrating water meter generally existing shadow influenced by ambient temperature
Big, complex structure, the problem of poor accuracy are rung, be also improved space.Therefore, applicant applied on May 30th, 2016
Application No. 2016205037079, patent name is the patent of invention of " a kind of apparatus for calibrating water meter ", and it is special to obtain invention
Economic rights, the patent has substantially solved above mentioned problem, but clean, mozzle does not install fixation there are still bubble cleaning in water meter
Inconvenient problem.
(Three)The content of the invention
Defect in order to make up prior art of the invention, there is provided a kind of to be examined with the water meter of bubble in the clean water meter of thorough cleaning
Locking equipment.
The present invention is achieved through the following technical solutions:
A kind of water meter calibration equipment, including water tank, vacuum tank, meter-clamping apparatus, detection platform and flow adjustment pipe, detection platform bag
Collector is included, flow adjustment pipe includes the first four-way, it is characterized in that, pick out one on the pipeline between vacuum tank and meter-clamping apparatus
The distributive pipe of root belt switch, the other end of distributive pipe is connected with water tank, and vacuum generator, the vacuum hair are provided with distributive pipe
Raw device includes the water inlet pipe, connecting tube and the outlet pipe that are threadedly coupled successively, and the water inlet pipe includes direct tube section and conical section, circular cone
Section is located in connecting tube, and inner tube is provided with the outlet pipe, and the internal diameter of inner tube is equal to the internal diameter of conical section, the exit of conical section
Gap is left and the import of inner tube between, the internal diameter in the conical section exit is 1 with the length ratio of inner tube:17-18.5;Institute
State connecting tube and be provided with two connecting holes, one of connecting hole connects pressure gauge, and another connecting hole is connected by exhaust tube
Onto 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 horizontal strokes
To the fluted body structure that bar is constituted, wherein two following transverse bars are connected by some connecting rods, transverse bar above is with
Connected by vertical rod between the transverse bar in face, two transverse bars above are provided with transverse plate respectively inwards, and transverse plate inner side is provided with
Longitudinal plate, the transverse plate and longitudinal plate composition T-shaped, the circular hole inside the annulus can hold mozzle and pass through, be set on annulus
There are two symmetrical guide grooves, outwardly, the longitudinal plate is located in guide groove for 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 is 9 with the length ratio of inner tube:160.
The collector uses camera.
The beneficial effects of the invention are as follows:
1st, it is of the invention 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, due to going out
Mouth attenuates, and when current spray and enter inner tube, negative pressure will be produced at the gap between conical section and inner tube, so as to pass through
The exhaust tube of connection hole connection all takes the air in table to be measured away, convenient, fast and thorough so that the calibrating of water meter is more
Accurately, it is safer.
2nd, easily can be enclosed within annulus on mozzle due to being provided with fixed mount by the present invention, support and some circles
Ring plays fixation to numerous mozzles, and a mozzle matches somebody with somebody two present invention, then fix more reliable, firmly.
3rd, by camera collection image, image is apparent, more accurately for the present invention
(Four)Brief description of the drawings
The present invention is further illustrated below in conjunction with the accompanying drawings:
Fig. 1 is main structure diagram of the invention;
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 gaps, 35
Distributive pipe, 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 Flow-rate adjustments
Pipeline, 461 first four-ways, 47 commutators, 48 weighing containers.
(Five)Specific embodiment
Accompanying drawing is specific embodiment of the invention.As shown in Figures 1 to 4, this kind of water meter calibration equipment, including PLC control system
Successively the water tank 41 of pipeline connection, water pump 42, vacuum tank 43, meter-clamping apparatus 44, detection platform 45, flow adjustment pipe 46, change
To device 47, weighing container 48, weighing container 48 be connected with water tank 41 again formation circulation, whole device by PLC control system control,
Detection platform 45 includes some mozzles 451 and collector 452, and collector 452 uses camera, mozzle 451 and adopts
The position of storage 452 can be with left and right adjusting, and one collector 452 of each water meter correspondence during calibrating, water meter is located at collector 452
Lower section;Flow adjustment pipe 46 includes the first four-way 461;
Pick out a distributive pipe for belt switch 39 35 on pipeline between vacuum tank 43 and meter-clamping apparatus 44, distributive pipe 35 it is another
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 and goes out
Water pipe 32, water inlet pipe 30 includes direct tube section 301 and conical section 302, and direct tube section 301 is threadedly coupled and conical section with connecting tube 31
302 are located in connecting tube 31, and outlet pipe 32 is threadedly coupled with connecting tube 31, and inner tube 33, the He of inner tube 33 are provided with outlet pipe 32
Outlet pipe 32 is made into integration, and when water inlet pipe 30, connecting tube 31 are connected together with outlet pipe 32 after, conical section 302 goes out
Gap 35 is left between mouth end and the entrance point of inner tube 33, the internal diameter D of inner tube 33 is equal to the internal diameter D of conical section 302, conical section
The ratio between the internal diameter D and inner tube length d in 302 exits are 1:17-18.5, preferably 9:160, that is to say, that conical section 302 is exported
The internal diameter D at place is 9mm, and inner tube length d is 160mm;Two connecting holes 34 are provided with connecting tube 31, one is used to connect pumping
Pipe 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 to connect
Pressure gauge 38 is connect, 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
To the fluted body structure that bar 20 is constituted, wherein two following transverse bars 20 are connected by some connecting rods 21, transverse direction above
Connected by vertical rod 22 between bar 20 and following transverse bar 20, 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, two guide grooves 3 are provided with the outside of annulus 1, 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 for 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 through the circular hole 2 of the two annulus 1 will be 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, open the switch 39 on distributive pipe 35, 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 away the air in table to be measured 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, open the valve before and after table to be checked, system is continued to run with, collector
452 collection related datas, the temperature sensor in flow adjustment pipe 46 gathers the temperature of water, is sent to PLC control system, claims
Weight container 48 weighs the data for obtaining 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.
Claims (4)
1. a kind of water meter calibration equipment, including water tank(41), vacuum tank(43), meter-clamping apparatus(44), detection platform(45)And flow
Regulation 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)Inside it is provided with inner tube(33),
Inner tube(33)Internal diameter be equal to conical section(302)Internal diameter(D), conical section(302)Exit and the import of inner tube 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)It is provided with two connecting holes(34), one of connecting hole(34)Connection pressure gauge(38), another connecting hole
By 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)By 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)Composition 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 |
---|---|---|---|
CN201710101276.2A CN106871997A (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 |
---|---|---|---|
CN201710101276.2A CN106871997A (en) | 2017-02-24 | 2017-02-24 | A kind of water meter calibration equipment |
Publications (1)
Publication Number | Publication Date |
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CN106871997A true CN106871997A (en) | 2017-06-20 |
Family
ID=59168764
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201710101276.2A Pending CN106871997A (en) | 2017-02-24 | 2017-02-24 | A kind of water meter calibration equipment |
Country Status (1)
Country | Link |
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CN (1) | CN106871997A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107389159A (en) * | 2017-08-07 | 2017-11-24 | 济南三宇仪表设备有限公司 | A kind of method of rotary water meter detector and its air-discharging |
CN109029793A (en) * | 2018-07-10 | 2018-12-18 | 浙江永阳节能技术有限公司 | A kind of calorimeter pressure device |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204357657U (en) * | 2014-11-27 | 2015-05-27 | 王振宇 | A kind of vacuum generating device |
CN205580572U (en) * | 2015-11-12 | 2016-09-14 | 杭州中沛电子有限公司 | Water gauge and calorimeter examination school table device |
CN205785441U (en) * | 2016-05-30 | 2016-12-07 | 济南三宇仪表设备有限公司 | A kind of apparatus for calibrating water meter |
CN206563597U (en) * | 2017-02-24 | 2017-10-17 | 济南三宇仪表设备有限公司 | A kind of water meter calibration equipment |
-
2017
- 2017-02-24 CN CN201710101276.2A patent/CN106871997A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204357657U (en) * | 2014-11-27 | 2015-05-27 | 王振宇 | A kind of vacuum generating device |
CN205580572U (en) * | 2015-11-12 | 2016-09-14 | 杭州中沛电子有限公司 | Water gauge and calorimeter examination school table device |
CN205785441U (en) * | 2016-05-30 | 2016-12-07 | 济南三宇仪表设备有限公司 | A kind of apparatus for calibrating water meter |
CN206563597U (en) * | 2017-02-24 | 2017-10-17 | 济南三宇仪表设备有限公司 | A kind of water meter calibration equipment |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107389159A (en) * | 2017-08-07 | 2017-11-24 | 济南三宇仪表设备有限公司 | A kind of method of rotary water meter detector and its air-discharging |
CN107389159B (en) * | 2017-08-07 | 2023-10-17 | 山东三宇智能装备有限公司 | Rotary water meter detector and air exhausting method thereof |
CN109029793A (en) * | 2018-07-10 | 2018-12-18 | 浙江永阳节能技术有限公司 | A kind of calorimeter pressure device |
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Application publication date: 20170620 |
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RJ01 | Rejection of invention patent application after publication |