CN113358178A - Water loss measuring device and method for water mixing station - Google Patents
Water loss measuring device and method for water mixing station Download PDFInfo
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- CN113358178A CN113358178A CN202110844449.6A CN202110844449A CN113358178A CN 113358178 A CN113358178 A CN 113358178A CN 202110844449 A CN202110844449 A CN 202110844449A CN 113358178 A CN113358178 A CN 113358178A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 317
- 238000000034 method Methods 0.000 title claims abstract description 8
- 238000005259 measurement Methods 0.000 claims abstract description 21
- 238000003756 stirring Methods 0.000 claims description 54
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F22/00—Methods or apparatus for measuring volume of fluids or fluent solid material, not otherwise provided for
- G01F22/02—Methods or apparatus for measuring volume of fluids or fluent solid material, not otherwise provided for involving measurement of pressure
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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
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Abstract
The invention discloses a water loss measuring device and method for a water mixing station, belonging to the technical field of water mixing station measurement and comprising the following steps: the primary network water supply mechanism is used for realizing primary water supply; the secondary network water supply mechanism is arranged at the output end of the primary network water supply mechanism and is used for realizing secondary water supply and water loss measurement; the water mixing mechanism is used for realizing mixing, the output end of the water mixing mechanism is connected with the input end of the secondary network water supply mechanism, and the primary network water supply mechanism and the water mixing mechanism are positioned in two branches; the output end of the secondary net water return mechanism is connected with the input end of the water mixing mechanism; and the output end of the secondary net water return mechanism is also connected with the input end of the primary net water return mechanism, and the primary net water return mechanism and the water mixing mechanism are positioned in two branches. The invention aims to solve the technical problems of large measurement error and inaccurate measurement caused by difficulty in measuring water loss in the prior art.
Description
Technical Field
The invention relates to the technical field of measurement of water mixing stations, in particular to a water loss measuring device and method for a water mixing station.
Background
Compared with the heat supply form of the heat exchange station, the water mixing station saves a heat exchanger and a water replenishing system of the heat exchange station, and has the advantages of small occupied area, low construction cost and small heat loss; compared with a direct supply system, the water mixing station can reduce the pipe diameter of a primary pipe network, reduce the circulating water amount, save investment and save the power consumption of a water pump.
However, in the prior art, the phenomenon of water loss easily occurs on the two-network side of the water mixing station, and the prior art is not easy to measure the water loss, so that the technical problems of large measurement error and inaccurate measurement are caused.
Disclosure of Invention
1. Technical problem to be solved
The invention aims to provide a water loss measuring device and a water loss measuring method for a water mixing station, aiming at solving the problems in the prior art. The invention aims to solve the technical problems of large measurement error and inaccurate measurement caused by difficulty in measuring water loss in the prior art.
2. Technical scheme
In order to solve the problems, the invention adopts the following technical scheme:
a water loss measuring device for a water mixing station comprises:
the primary network water supply mechanism is used for realizing primary water supply;
the secondary network water supply mechanism is arranged at the output end of the primary network water supply mechanism and used for realizing secondary water supply and water loss measurement, and a water loss measurement component is arranged in the secondary network water supply mechanism, wherein the water loss measurement part comprises a heat meter, a first electromagnetic valve, a second flowmeter and a third electromagnetic valve;
the water mixing mechanism is used for realizing mixing, the output end of the water mixing mechanism is connected with the input end of the secondary network water supply mechanism, and the primary network water supply mechanism and the water mixing mechanism are positioned in two branches;
the output end of the secondary net water return mechanism is connected with the input end of the water mixing mechanism; and
the output end of the secondary net water return mechanism is connected with the input end of the primary net water return mechanism, and the primary net water return mechanism and the water mixing mechanism are located in two branches. The invention aims to solve the technical problems of large measurement error and inaccurate measurement caused by difficulty in measuring water loss in the prior art.
As a preferable scheme of the invention, the primary network water supply mechanism comprises a first ball valve and a self-operated flow valve, an output end of the first ball valve is connected with an input end of the self-operated flow valve, and an output end of the self-operated flow valve is respectively connected with an input end of the heat meter and an input end of the second electromagnetic valve.
As a preferable scheme of the present invention, the water mixing mechanism includes a water mixing pump and a check valve, an output end of the water mixing pump is connected to an input end of the check valve, and an output end of the check valve is connected to an output end of the self-operated flow valve and then to an input end of the secondary network water supply mechanism.
As a preferable scheme of the invention, the secondary net water return mechanism comprises a third ball valve and a safety valve, an output end of the third ball valve is connected with an input end of the safety valve, and an output end of the safety valve is connected with an input end of the water mixing pump.
As a preferred scheme of the invention, the primary net water return mechanism comprises a second ball valve and a pressure-maintaining relief valve, an output end of the relief valve is further connected with an input end of the pressure-maintaining relief valve, the pressure-maintaining relief valve and the water mixing pump are located in two branches, and an output end of the pressure-maintaining relief valve is connected with an input end of the second ball valve.
A water loss measuring device for a water mixing station comprises:
the primary network water supply mechanism is used for realizing primary water supply;
the water mixing mechanism is used for realizing mixing, and the output end of the primary net water supply mechanism is connected with one input end of the water mixing mechanism;
the water loss measuring part is arranged in the secondary network water supply mechanism and comprises a heat meter, a first electromagnetic valve, a second flowmeter and a third electromagnetic valve, the output end of the water mixing mechanism is respectively connected with the input end of the heat meter and the input end of the second electromagnetic valve, the output end of the heat meter is connected with the input end of the first electromagnetic valve, the output end of the second electromagnetic valve is connected with the input end of the second flowmeter, the output end of the second flowmeter is connected with the input end of the third electromagnetic valve, and the output end of the first electromagnetic valve and the output end of the third electromagnetic valve are connected to realize secondary water supply;
the output end of the secondary net water return mechanism is connected with the other input end of the water mixing mechanism; and
the output end of the secondary net water return mechanism is connected with the input end of the primary net water return mechanism, and the primary net water return mechanism and the water mixing mechanism are located in two branches.
As a preferable scheme of the invention, the water mixing mechanism comprises a water mixing pump, a check valve and a water mixing component, an output end of the water mixing pump is connected with an input end of the check valve, an output end of the check valve is connected with an output end of the self-operated flow valve and then connected with an input end of the water mixing component, and an output end of the water mixing component is respectively connected with an input end of the heat meter and an input end of the second electromagnetic valve.
As a preferable aspect of the present invention, the water mixing part includes:
a first conduit;
the first pipeline and the second pipeline are in rotating fit through a rotating sealing part, and the output end of the first pipeline extends into the second pipeline;
the second pipeline and the third pipeline are in rotary fit through a rotary sealing part, and the input end of the third pipeline extends into the second pipeline;
the staggered mixing component is arranged in the first pipeline and used for realizing staggered mixing;
the transmission component is arranged in the second pipeline, and the first pipeline is connected with the second pipeline through the transmission component;
the primary stirring component is arranged on the first fan-shaped baffle block and positioned in the second pipeline and used for realizing primary stirring and mixing;
the second-stage stirring component is arranged in the second pipeline and is arranged in a staggered manner with the first-stage stirring component, so that second-stage stirring and mixing are realized;
the lifting mixing component is arranged at the bottom of the primary stirring component and positioned in the third pipeline and used for realizing lifting stirring mixing; and
transfer to the driver part, locate on the first pipeline, transfer to the driver part and realize that second pipeline, first pipeline, dislocation mixing unit, one-level stirring part and second grade stirring part rotate, transfer to the driver part and still realize going up and down straight reciprocating motion of mixing unit.
As a preferred scheme of the invention, the primary network water supply mechanism comprises a first ball valve and a self-operated flow valve, wherein the output end of the first ball valve is connected with the input end of the self-operated flow valve, and the output end of the self-operated flow valve is connected with the output end of a check valve and then connected with the input end of a first pipeline;
the secondary net water return mechanism comprises a third ball valve and a safety valve, the output end of the third ball valve is connected with the input end of the safety valve, and the output end of the safety valve is connected with the input end of the water mixing pump;
the primary net water return mechanism comprises a second ball valve and a pressure maintaining and releasing valve, the output end of the safety valve is connected with the input end of the pressure maintaining and releasing valve, the pressure maintaining and releasing valve and the water mixing pump are located in two branches, and the output end of the pressure maintaining and releasing valve is connected with the input end of the second ball valve.
A water loss measuring method for a water mixing station comprises the following steps:
s1, when the water mixing station normally operates, opening the first electromagnetic valve and the third ball valve, and closing the second electromagnetic valve and the third electromagnetic valve;
s2, when the water loss amount of the water mixing station is measured, the third ball valve of the valve is closed, the first electromagnetic valve is closed, the two-network side becomes a closed container, the second electromagnetic valve and the third electromagnetic valve are opened, 25-35 seconds are waited, the water inlet pressure of the secondary network water supply mechanism and the water outlet pressure of the secondary network water return mechanism are observed, and after the pressures are balanced, the flow displayed by the second flowmeter is observed;
s3, if a water leakage point exists, the flow displayed by the second flowmeter is the water loss flow of the second net side; if the flow of the second flowmeter is displayed as zero, the two-net side does not lose water.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) when the water loss of the water mixing station is measured, the first electromagnetic valve and the third ball valve are opened, the second electromagnetic valve and the third electromagnetic valve are closed, the third ball valve of the valve is closed at first, then the first electromagnetic valve is closed, the second network side becomes a closed container, the second electromagnetic valve and the third electromagnetic valve are opened, 25-35 seconds are waited, the water inlet pressure of the second-level network water supply mechanism and the water outlet pressure of the second-level network water return mechanism are observed, after the pressures are balanced, the flow displayed by the second flow meter is observed, and if a water leakage point exists, the flow displayed by the second flow meter is the water loss flow of the second network side; if the flow of the second flowmeter is displayed as zero, the two-net side does not lose water.
(2) The water output by the primary network water supply mechanism and the secondary network water return mechanism is well mixed through the first pipeline, the dislocation mixing component is used for dislocation water falling, the dislocation mixing component rotates along with the first pipeline to perform efficient mixing, the primary stirring component and the secondary stirring component rotate to realize stirring and mixing, and then the upgrading mixing component is used for realizing lifting and mixing.
(3) The second pipeline, the first pipeline, the staggered mixing component, the primary stirring component and the secondary stirring component are driven by the direction-adjusting driving component in a rotating mode, and meanwhile the direction-adjusting driving component can achieve the effect that the lifting mixing component can do up-and-down linear reciprocating motion when the staggered mixing component rotates.
Drawings
FIG. 1 is a schematic structural view in embodiment 1 of the present invention;
FIG. 2 is a schematic structural view in embodiment 2 of the present invention;
FIG. 3 is a perspective view of the present invention at a first conduit;
FIG. 4 is a cross-sectional view at a first conduit in the present invention;
FIG. 5 is an enlarged view taken at A of FIG. 4 in accordance with the present invention;
FIG. 6 is an enlarged view taken at B of FIG. 4 in accordance with the present invention;
FIG. 7 is an exploded view of the present invention at a first conduit;
FIG. 8 is a schematic view of the structure of the pipeline at-A and at-B in the present invention;
FIG. 9 is a schematic structural view in embodiment 3 of the present invention;
fig. 10 is a schematic structural view in embodiment 4 of the present invention.
The reference numbers in the figures illustrate:
1. a primary network water supply mechanism; 101. a first ball valve; 102. a self-operated flow valve; 103. a first flow meter; 104. a first pressure gauge; 105. a first thermometer; 106. pipeline-A; 2. a primary net water return mechanism; 201. a second ball valve; 202. a pressure maintaining and relieving valve; 203. a second pressure gauge; 204. a second thermometer; 3. a secondary network water supply mechanism; 301. a heat meter; 302. a first solenoid valve; 303. a second solenoid valve; 304. a second flow meter; 305. a third electromagnetic valve; 306. a third pressure gauge; 307. a third thermometer; 4. a secondary net water return mechanism; 401. a safety valve; 402. a third ball valve; 403. a third pressure gauge; 404. a third thermometer; 5. a water mixing mechanism; 501. a water mixing pump; 502. a check valve; 503. a water mixing component; 5031. a first conduit; 5032. a second conduit; 5033. a third pipeline; 5034. an annular seal cover; 5035. rotating the mounting ring; 5036. a first missing gear; 5037. a second missing gear; 5038. a servo motor; 50310. a first sector stop; 50311. a second sector stop; 50312. an internal gear; 50313. a first drive gear; 50314. a first stirring blade; 50315. a second stirring blade; 50316. a connecting shaft; 50317. a screw rod; 50318. a chute; 50319. a travel nut; 50320. a connecting rod; 50321. mixing the balls; 50322. a second transmission gear; 504. pipeline-B.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1, a water loss measuring device for a water mixing station includes:
one-level net water supply mechanism 1 for realize that the one-level supplies water, it is specific: the primary network water supply mechanism 1 comprises a first ball valve 101 and a self-operated flow valve 102, wherein the output end of the first ball valve 101 is connected with the input end of the self-operated flow valve 102, the output end of the self-operated flow valve 102 is respectively connected with the input ends of a heat meter 301 and a second electromagnetic valve 303, in the embodiment, the first ball valve 101 and the self-operated flow valve 102 are both installed on a primary water supply end pipeline, water is in a flowing state after the first ball valve 101 and the self-operated flow valve 102 are opened, and water is in a shut-off state after the first ball valve 101 and the self-operated flow valve 102 are closed;
referring to fig. 1, a secondary network water supply mechanism 3 is disposed at an output end of the primary network water supply mechanism 1 for implementing secondary water supply and water loss measurement, and a water loss measurement component is disposed in the secondary network water supply mechanism 3, specifically: the water loss measuring part comprises a heat meter 301, a first electromagnetic valve 302, a second electromagnetic valve 303, a second flow meter 304 and a third electromagnetic valve 305, wherein the output end of the primary network water supply mechanism 1 is respectively connected with the input end of the heat meter 301 and the input end of the second electromagnetic valve 303, the output end of the heat meter 301 is connected with the input end of the first electromagnetic valve 302, the output end of the second electromagnetic valve 303 is connected with the input end of the second flow meter 304, the output end of the second flow meter 304 is connected with the input end of the third electromagnetic valve 305, and the output end of the first electromagnetic valve 302 is connected with the output end of the third electromagnetic valve 305 to realize secondary water supply. Opening the first electromagnetic valve 302 and the third electromagnetic valve 402, closing the second electromagnetic valve 303 and the third electromagnetic valve 305, when measuring the water loss amount of the water mixing station, firstly closing the third electromagnetic valve 402, then closing the first electromagnetic valve 302, changing the two-network side into a closed container, opening the second electromagnetic valve 303 and the third electromagnetic valve 305, waiting for 25-35 seconds, observing the water inlet pressure of the secondary-network water supply mechanism 3 and the water outlet pressure of the secondary-network water return mechanism 4, observing the flow displayed by the second flow meter 304 after the pressures are balanced, and if a water leakage point exists, at the moment, the flow displayed by the second flow meter 304 is the water loss flow of the two-network side; if the flow rate of the second flowmeter 304 is displayed as zero, the two-network side does not lose water;
referring to fig. 1, the present invention further includes a water mixing mechanism 5 to achieve mixing, an output end of the water mixing mechanism 5 is connected to an input end of the second-level network water supply mechanism 3, the first-level network water supply mechanism 1 and the water mixing mechanism 5 are located in two branches, specifically, the water mixing mechanism 5 includes a water mixing pump 501 and a check valve 502, an output end of the water mixing pump 501 is connected to an input end of the check valve 502, an output end of the check valve 502 is connected to an output end of the self-operated flow valve 102 and then to an input end of the second-level network water supply mechanism 3, in this embodiment, the water mixing pump 501 is used as a power element to pump water, an output end of the water mixing pump is provided with a mixing pipeline, the check valve 502 is installed on the mixing pipeline, and an output end of the mixing pipeline is also fixedly connected to the first-level water supply pipeline;
referring to fig. 1, a secondary net backwater mechanism 4 is disposed at an input end of the water mixing mechanism 5, specifically: the secondary network water return mechanism 4 comprises a third ball valve 402 and a safety valve 401, an output end of the third ball valve 402 is connected with an input end of the safety valve 401, and an output end of the safety valve 401 is connected with an input end of the water mixing pump 501;
referring to fig. 1, a primary net water returning mechanism 2 is disposed at an output end of the secondary net water returning mechanism 4, and the primary net water returning mechanism 2 and the water mixing mechanism 5 are located in two branches, specifically: one-level net return water mechanism 2 includes second ball valve 201 and holds pressure relief valve 202, and the output of relief valve 401 still with hold the input of pressing pressure relief valve 202 and be connected, hold pressure relief valve 202 and be in two branches with muddy water pump 501, hold the output that presses pressure relief valve 202 and be connected with the input of second ball valve 201, in this embodiment, second ball valve 201 with hold pressure relief valve 202 and all install on one-level return water pipe.
Example 2:
referring to fig. 2, in embodiment 1, the water mixing mechanism 5 cannot well mix water output by the primary grid water supply mechanism 1 and the secondary grid water return mechanism 4, so embodiment 2 optimizes embodiment 1, so that the water mixing mechanism 5 can well mix water output by the primary grid water supply mechanism 1 and the secondary grid water return mechanism 4 with high efficiency, the water mixing mechanism 5 is additionally provided with a water mixing component 503 on the basis of retaining the water mixing pump 501 and the check valve 502, the output end of the check valve 502 is connected with the output end of the self-operated flow valve 102 and then connected with the input end of the water mixing component 503, and the output end of the water mixing component 503 is respectively connected with the input end of the heat meter 301 and the input end of the second electromagnetic valve 303;
referring to fig. 3, the water mixing component 503 includes a first pipe 5031, a second pipe 5032, a third pipe 5033, a staggered mixing component, a transmission component, a primary stirring component, a secondary stirring component, a lifting mixing component and a direction-adjusting driving component, the first pipe 5031 and the second pipe 5032 are rotatably matched through a rotary sealing component, and an output end of the first pipe 5031 extends into the second pipe 5032; the second conduit 5032 is also rotationally matched with the third conduit 5033 through a rotary sealing component, and the input end of the third conduit 5033 extends into the second conduit 5032; the staggered mixing component is arranged in the first pipeline 5031 to realize staggered mixing; the transmission component is arranged in the second pipeline 5032, and the first pipeline 5031 is connected with the second pipeline 5032 through the transmission component; the primary stirring component is arranged on the first fan-shaped block 50310 and positioned in the second pipeline 5032 to realize primary stirring and mixing; the second-stage stirring component is arranged in the second pipeline 5032 and is arranged in a staggered manner with the first-stage stirring component to realize second-stage stirring and mixing; the lifting mixing component is arranged at the bottom of the primary stirring component and positioned in the third pipeline 5033 to realize lifting stirring mixing; the direction-adjusting driving component is arranged on the first pipeline 5031, the direction-adjusting driving component realizes the rotation of the second pipeline 5032, the first pipeline 5031, the staggered mixing component, the primary stirring component and the secondary stirring component, and the direction-adjusting driving component also realizes the vertical linear reciprocating motion of the lifting mixing component, specifically:
referring to fig. 4 and 7, the staggered mixing component includes a plurality of first fan-shaped stoppers 50310 and a plurality of second fan-shaped stoppers 50311, the first fan-shaped stoppers 50310 and the second fan-shaped stoppers 50311 are disposed, the plurality of first fan-shaped stoppers 50310 are equidistantly fixed on one side wall of the first pipe 5031, the plurality of second fan-shaped stoppers 50311 are equidistantly fixed on the other side wall of the first pipe 5031, and the plurality of first fan-shaped stoppers 50310 and the plurality of second fan-shaped stoppers 50311 are spatially staggered from each other, in this embodiment, water output by the primary network water supply mechanism 1 and the secondary network water return mechanism 4 is staggered and mixed in the first pipe 5031 by the staggered mixing component, and meanwhile, the movement path is increased and is subjected to resistance during output, so that an excellent staggered mixing effect is achieved;
referring to fig. 4, 5 and 7, the transmission component includes an internal gear 50312 and a first transmission gear 50313, the internal gear 50312 is fixed on the inner wall of the second pipe 5032, the first transmission gear 50313 is fixed on the outer wall of the first pipe 5031, the first transmission gear 50313 is located in the second pipe 5032, the first transmission gear 50313 is engaged with the internal gear 50312, in this embodiment, the first pipe 5031 and the second pipe 5032 rotate synchronously by engaging the first transmission gear 50313 with the internal gear 50312, so that the rotation of the dislocated mixing component can be realized, and the mixing effect is further increased;
referring to fig. 4, 5 and 7, the primary stirring component includes a connecting shaft 50316 and a first stirring blade 50314, the connecting shaft 50316 is fixed at the bottom of the first fan-shaped stopper 50310 at the lowest side, the bottom of the connecting shaft 50316 extends into the third pipe 5033, the first stirring blade 50314 is provided with a plurality of first stirring blades 50314, the plurality of first stirring blades 50314 are fixed on the surface of the connecting shaft 50316 from top to bottom at equal intervals, and the connecting shaft 50316 can rotate along with the first fan-shaped stopper 50310, so as to rotate the plurality of first stirring blades 50314 to perform rotation, stirring and mixing;
referring to fig. 4 and 5, the secondary stirring component includes a plurality of second stirring blades 50315, the plurality of second stirring blades 50315 are equidistantly fixed on the inner wall of the second conduit 5032 from top to bottom, the plurality of second stirring blades 50315 and the plurality of first stirring blades 50314 are distributed in a staggered manner, each second stirring blade 50315 is provided with a plurality of second stirring blades 5032, the second conduit 5032 rotates to drive the plurality of second stirring blades 50315 to rotate, and efficient staggered stirring and mixing are realized through the matching of the second stirring blades 50315 and the first stirring blades 50314;
referring to fig. 6 and 7, the lifting mixing component includes a screw rod 50317, a sliding groove 50318, a stroke nut 50319, a connecting rod 50320 and a mixing ball 50321, the screw rod 50317 is fixed at the bottom of the connecting shaft 50316, the sliding groove 50318 is formed in the side wall of the third pipeline 5033, the stroke nut 50319 is arranged on the surface of the screw rod 50317 in a threaded manner, a plurality of connecting rods 50320 and the mixing ball 50321 are arranged, the connecting rods 50320 are uniformly fixed on the surface of the stroke nut 50319, the mixing balls 50321 are respectively fixed at the end parts of the connecting rods 50320, one mixing ball 50321 is arranged in the sliding manner in the sliding groove 50318, the connecting shaft 50316 rotates to drive the screw rod 50317 to rotate, one mixing ball 50321 is limited by the sliding groove 50318, so that the stroke nut 50319 makes a linear motion, and the mixing ball 50321 makes an up-and down acting force for water supply to lift and mix;
referring to fig. 5 and 7, the direction-adjusting driving part includes a first missing gear 5036, a second missing gear 5037, a servo motor 5038 and a second transmission gear 50322, the second transmission gear 50322 is fixed on the surface of the second pipe 5032, the first missing gear 5036 and the second missing gear 5037 are disposed on both sides of the second transmission gear 50322, and when the first missing gear 5036 is engaged with the second transmission gear 50322, the second missing gear 5037 is separated from the second transmission gear 50322; when the second missing gear 5037 is meshed with the second transmission gear 50322, the first missing gear 5036 is separated from the second transmission gear 50322, two servo motors 5038 are provided, the models of the two servo motors 5038 are the same, the servo motors 5038 are supported by an installation bracket (not shown in the figure), due to the threaded fit between the screw rod 50317 and the stroke nut 50319, but the steering of the screw rod 50317 is not changed, the stroke nut 50319 can only move towards one direction, and in order to realize the vertical reciprocating linear motion of the stroke nut 50319, through the arrangement, the second pipeline 5032 can rotate clockwise and then rotate counterclockwise, and then the steering is changed repeatedly, and finally the vertical reciprocating linear motion of the stroke nut 50319 is realized;
referring to fig. 7, two sets of rotary seal components are provided, which are only illustrated as rotary seal components connecting the first pipeline 5031 and the second pipeline 5032, where the rotary seal components include an annular seal cover 5034 and two rotary mounting rings 5035, the two rotary mounting rings 5035 are provided, the two rotary mounting rings 5035 are fixed on the surface of the first pipeline 5031, the annular seal cover 5034 is rotatably provided on the surface of the first pipeline 5031, the annular seal cover 5034 is sealed with the two rotary mounting rings 5035, the top of the second pipeline 5032 is fixed with the bottom of the annular seal cover 5034, by the above arrangement, the first pipeline 5031 and the second pipeline 5032 can rotate relatively, and similarly, the second pipeline 5032 and the third pipeline 5033 can also rotate relatively;
referring to fig. 8, in this embodiment, the primary water supply pipeline is a pipeline-a 106, the water mixing pipeline is a pipeline-B504, the pipeline-a 106 is vertically connected and communicated with the pipeline-B504, and the output end of the pipeline-a 106 is rotatably matched with the first pipeline 5031 through a sealed bearing, so as to ensure that the first pipeline 5031 can rotate and water inlet is not affected.
Example 3:
referring to fig. 9, in order to record the flow rate, pressure and temperature of the primary network water supply mechanism 1, in embodiment 3, a first flowmeter 103, a first pressure gauge 104 and a first temperature gauge 105 are arranged on the basis of embodiment 1, and the first flowmeter 103, the first pressure gauge 104 and the first temperature gauge 105 are sequentially arranged behind the self-operated flow valve 102 and are installed on the primary water supply pipeline;
in order to record the pressure and the temperature of the primary network backwater mechanism 2, in embodiment 3, a second pressure gauge 203 and a second temperature gauge 204 are arranged on the basis of embodiment 1, and the second pressure gauge 203 and the second temperature gauge 204 are arranged between a second ball valve 201 and a pressure-maintaining pressure relief valve 202;
in order to record the pressure and the temperature on the secondary grid water supply mechanism 3, embodiment 3 is provided with a third electromagnetic valve 306 and a third thermometer 307 on the basis of embodiment 1, wherein the third electromagnetic valve 306 and the third thermometer 307 are arranged in front of the heat meter 301 and the second electromagnetic valve 303;
in order to record the pressure and the temperature of the secondary net water return mechanism 4, the embodiment 3 is provided with a third pressure gauge 403 and a third temperature gauge 404 on the basis of the embodiment 1, and the third pressure gauge 403 and the third temperature gauge 404 are arranged between the safety valve 401 and the third ball valve 402.
Example 4:
referring to fig. 10, the components in embodiment 4 are the same as those in embodiment 3, but embodiment 4 is implemented on the basis of embodiment 2, and the arrangement positions are the same as those in embodiment 3, and thus are not described again.
A water loss measuring method for a water mixing station comprises the following steps:
s1, when the water mixing station normally operates, the first electromagnetic valve 302 and the third ball valve 402 are opened, and the second electromagnetic valve 303 and the third electromagnetic valve 305 are closed;
s2, when the water loss amount of the water mixing station is measured, the valve third ball valve 402 is closed firstly, then the first electromagnetic valve 302 is closed, the two-network side becomes a closed container, the second electromagnetic valve 303 and the third electromagnetic valve 305 are opened, 25-35 seconds are waited for, the priority is given, the waiting time is 30 seconds, the optimal time is taken, the water inlet pressure of the secondary network water supply mechanism 3 and the water outlet pressure of the secondary network water return mechanism 4 are observed, and after the pressures are balanced, the flow displayed by the second flow meter 304 is observed;
s3, if a water leakage point exists, the flow displayed by the second flow meter 304 is the water loss flow of the two-network side; if the second flow meter 304 flow rate indicates "zero", the two net sides do not lose water.
Finally, it is to be noted that: the primary network water supply mechanism 1 and the primary network water return mechanism 2 are on the primary network side, and the secondary network water supply mechanism 3 and the secondary network water return mechanism 4 are on the secondary network side.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the equivalent replacement or change according to the technical solution and the modified concept of the present invention should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a water loss measuring device of muddy water station which characterized in that includes:
the primary network water supply mechanism (1) is used for realizing primary water supply;
the secondary water supply system comprises a secondary network water supply mechanism (3) arranged at the output end of a primary network water supply mechanism (1) and used for achieving secondary water supply and water loss measurement, wherein a water loss measurement part is arranged in the secondary network water supply mechanism (3), the water loss measurement part comprises a heat meter (301), a first electromagnetic valve (302), a second electromagnetic valve (303), a second flow meter (304) and a third electromagnetic valve (305), the output end of the primary network water supply mechanism (1) is connected with the input end of the heat meter (301) and the input end of the second electromagnetic valve (303), the output end of the heat meter (301) is connected with the input end of the first electromagnetic valve (302), the output end of the second electromagnetic valve (303) is connected with the input end of the second flow meter (304), the output end of the second flow meter (304) is connected with the input end of the third electromagnetic valve (305), and the output end of the first electromagnetic valve (302) and the output end of the third electromagnetic valve (305) are connected to achieve secondary water supply (ii) a
The water mixing mechanism (5) is used for realizing mixing, the output end of the water mixing mechanism (5) is connected with the input end of the secondary network water supply mechanism (3), and the primary network water supply mechanism (1) and the water mixing mechanism (5) are positioned in two branches;
the output end of the secondary net water return mechanism (4) is connected with the input end of the water mixing mechanism (5); and
the system comprises a primary net water return mechanism (2), wherein the output end of a secondary net water return mechanism (4) is connected with the input end of the primary net water return mechanism (2), and the primary net water return mechanism (2) and a water mixing mechanism (5) are located in two branches.
2. The water loss measuring device of the water mixing station according to claim 1, wherein the primary network water supply mechanism (1) comprises a first ball valve (101) and a self-operated flow valve (102), an output end of the first ball valve (101) is connected with an input end of the self-operated flow valve (102), and an output end of the self-operated flow valve (102) is respectively connected with input ends of a heat meter (301) and a second electromagnetic valve (303).
3. The water loss measuring device of the water mixing station according to claim 2, wherein the water mixing mechanism (5) comprises a water mixing pump (501) and a check valve (502), an output end of the water mixing pump (501) is connected with an input end of the check valve (502), and an output end of the check valve (502) is connected with an output end of the self-operated flow valve (102) and then connected with an input end of the secondary network water supply mechanism (3).
4. The water mixing station water loss measuring device according to claim 3, wherein the secondary net water return mechanism (4) comprises a third ball valve (402) and a safety valve (401), an output end of the third ball valve (402) is connected with an input end of the safety valve (401), and an output end of the safety valve (401) is connected with an input end of the water mixing pump (501).
5. The water loss measuring device of the water mixing station according to claim 4, wherein the primary net water return mechanism (2) comprises a second ball valve (201) and a pressure-maintaining pressure relief valve (202), the output end of the pressure relief valve (401) is further connected with the input end of the pressure-maintaining pressure relief valve (202), the pressure-maintaining pressure relief valve (202) and the water mixing pump (501) are in two branches, and the output end of the pressure-maintaining pressure relief valve (202) is connected with the input end of the second ball valve (201).
6. The utility model provides a water loss measuring device of muddy water station which characterized in that includes:
the primary network water supply mechanism (1) is used for realizing primary water supply;
the water mixing mechanism (5) is used for realizing mixing, and the output end of the primary net water supply mechanism (1) is connected with one input end of the water mixing mechanism (5);
the secondary network water supply mechanism (3) is arranged at one output end of the water mixing mechanism (5) and is used for realizing secondary water supply and water loss measurement, a water loss measurement component is arranged in the secondary network water supply mechanism (3), wherein the water loss measuring part comprises a heat meter (301), a first electromagnetic valve (302), a second electromagnetic valve (303), a second flowmeter (304) and a third electromagnetic valve (305), the output end of the water mixing mechanism (5) is respectively connected with the input end of the heat meter (301) and the input end of the second electromagnetic valve (303), the output end of the heat meter (301) is connected with the input end of the first electromagnetic valve (302), the output end of the second electromagnetic valve (303) is connected with the input end of a second flowmeter (304), the output end of the second flowmeter (304) is connected with the input end of a third electromagnetic valve (305), the output end of the first electromagnetic valve (302) is connected with the output end of the third electromagnetic valve (305) to realize secondary water supply;
the output end of the secondary net water return mechanism (4) is connected with the other input end of the water mixing mechanism (5); and
the system comprises a primary net water return mechanism (2), wherein the output end of a secondary net water return mechanism (4) is connected with the input end of the primary net water return mechanism (2), and the primary net water return mechanism (2) and a water mixing mechanism (5) are located in two branches.
7. The water loss measuring device of the water mixing station according to claim 6, wherein the water mixing mechanism (5) comprises a water mixing pump (501), a check valve (502) and a water mixing component (503), an output end of the water mixing pump (501) is connected with an input end of the check valve (502), an output end of the check valve (502) is connected with an output end of the self-operated flow valve (102) and then connected with an input end of the water mixing component (503), and output ends of the water mixing component (503) are respectively connected with an input end of the heat meter (301) and an input end of the second electromagnetic valve (303).
8. The mixing station water loss measuring device according to claim 7, wherein the mixing component (503) comprises:
a first conduit (5031);
the first pipeline (5031) and the second pipeline (5032) are in rotating fit through a rotating sealing component, and the output end of the first pipeline (5031) extends into the second pipeline (5032);
a third pipeline (5033), the second pipeline (5032) and the third pipeline (5033) are in rotary fit through a rotary sealing component, and the input end of the third pipeline (5033) extends into the second pipeline (5032);
a staggered mixing component arranged in the first pipeline (5031) and used for realizing staggered mixing;
the transmission component is arranged in the second pipeline (5032), and the first pipeline (5031) is connected with the second pipeline (5032) through the transmission component;
the primary stirring component is arranged on the first fan-shaped block (50310) and positioned in the second pipeline (5032) to realize primary stirring and mixing;
the second-stage stirring component is arranged in the second pipeline (5032) and is arranged in a staggered manner with the first-stage stirring component to realize second-stage stirring and mixing;
the lifting mixing component is arranged at the bottom of the primary stirring component and positioned in the third pipeline (5033) and used for realizing lifting stirring mixing; and
the direction-adjusting driving component is arranged on the first pipeline (5031), the direction-adjusting driving component realizes the rotation of the second pipeline (5032), the first pipeline (5031), the staggered mixing component, the primary stirring component and the secondary stirring component, and the direction-adjusting driving component also realizes the up-and-down linear reciprocating motion of the lifting mixing component.
9. The water loss measuring device of the water mixing station according to claim 8, wherein the primary network water supply mechanism (1) comprises a first ball valve (101) and a self-operated flow valve (102), an output end of the first ball valve (101) is connected with an input end of the self-operated flow valve (102), and an output end of the self-operated flow valve (102) is connected with an output end of a check valve (502) and then connected with an input end of a first pipeline (5031);
the secondary network water return mechanism (4) comprises a third ball valve (402) and a safety valve (401), the output end of the third ball valve (402) is connected with the input end of the safety valve (401), and the output end of the safety valve (401) is connected with the input end of a water mixing pump (501);
the primary network water return mechanism (2) comprises a second ball valve (201) and a pressure maintaining relief valve (202), the output end of the relief valve (401) is connected with the input end of the pressure maintaining relief valve (202), the pressure maintaining relief valve (202) and a water mixing pump (501) are located in two branches, and the output end of the pressure maintaining relief valve (202) is connected with the input end of the second ball valve (201).
10. A water loss measuring method for a water mixing station is characterized by comprising the following steps:
s1, when the water mixing station normally operates, opening the first electromagnetic valve (302) and the third ball valve (402), and closing the second electromagnetic valve (303) and the third electromagnetic valve (305);
s2, when the water loss amount of the water mixing station is measured, firstly, the valve third ball valve (402) is closed, then, the first electromagnetic valve (302) is closed, the second network side becomes a closed container, the second electromagnetic valve (303) and the third electromagnetic valve (305) are opened, 25-35 seconds are waited, the water inlet pressure of the secondary network water supply mechanism (3) and the water outlet pressure of the secondary network water return mechanism (4) are observed, and after the pressures are balanced, the flow displayed by the second flow meter (304) is observed;
s3, if a water leakage point exists, the flow displayed by the second flow meter (304) is the water loss flow of the two-net side; if the flow rate of the second flowmeter (304) is displayed as zero, the two-net side does not lose water.
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| CN215178002U (en) * | 2021-07-26 | 2021-12-14 | 威海市文登区恒源供热有限公司 | Water loss measuring device for water mixing station |
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Effective date of registration: 20220209 Address after: 264400 No. 19, Xiushan East Road, Wendeng District, Weihai City, Shandong Province (Tianfu Office) Applicant after: Weihai Wendeng Thermal Power Plant Co.,Ltd. Address before: 264400 No. 19-4, Xiushan East Road, Wendeng District, Weihai City, Shandong Province (Tianfu Office) Applicant before: Weihai Wendeng Hengyuan heating Co.,Ltd. |
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