CN109405908B - Water meter capable of simultaneously metering hot water and cold water - Google Patents
Water meter capable of simultaneously metering hot water and cold water Download PDFInfo
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- CN109405908B CN109405908B CN201811036614.XA CN201811036614A CN109405908B CN 109405908 B CN109405908 B CN 109405908B CN 201811036614 A CN201811036614 A CN 201811036614A CN 109405908 B CN109405908 B CN 109405908B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/06—Indicating or recording devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/07—Integration to give total flow, e.g. using mechanically-operated integrating mechanism
Abstract
The invention discloses a water meter capable of simultaneously metering hot water and cold water, and belongs to the technical field of water meter design. The water meter is used for metering hot water and cold water simultaneously and comprises a water pipe joint I, a water pipe joint II, a filter screen I, a filter screen II, a filter screen III, a filter screen IV, a rotor I, a rotor II, a transmission shaft I, a transmission shaft II, a bevel gear I, a bevel gear II, a bevel gear III, a bevel gear IV, a transmission rod I, a transmission rod II, a gear I, a gear II, a gear III, a gear IV, a gear V, a gear VI, a gear VII, a gear VIII, a gear IX, a gear X, a rotary rod I, a rotary rod II, a rotary rod III, a rotary rod IV, a rotary rod V, a pointer I, a pointer II, a pointer III, a pointer IV, a pointer V, a water meter glass cover, a water meter dial and a water meter shell. The water meter can simultaneously measure the sum of the water flow of the hot water pipe and the cold water pipe, saves the number of the water meters for use, and facilitates the reading of the sum of the hot water flow and the cold water flow.
Description
Technical Field
The invention relates to the field of water meter design, in particular to a water meter capable of simultaneously metering hot water and cold water.
Background
The water meter is used for measuring water consumption, but the existing water meter types, no matter the water meter is a rotary wing type mechanical water meter or an electronic intelligent water meter, one water meter can only be used for measuring the water flow of a single water pipe, and along with the improvement of living standard, in the actual life, a user generally uses two water pipes, namely a hot water pipe and a cold water pipe, according to the existing water meter technology, each user needs to install two water meters to respectively measure the water flow of the hot water pipe and the cold water pipe, so that the water meter material is wasted, and especially when the installation positions of the hot water pipe water meter and the cold water pipe water meter are far away, the work load for reading the readings of the two water meters is increased.
Disclosure of Invention
Aiming at the problems, the invention provides the water meter for simultaneously measuring hot water and cold water, which can simultaneously measure the sum of the water flow of the hot water pipe and the cold water pipe, saves the number of the water meters for use and facilitates the reading of the sum of the hot water flow and the cold water flow.
The invention is realized by the following technical scheme: a water meter capable of metering hot water and cold water simultaneously comprises a water pipe connector I1, a water pipe connector II 2, a filter screen I3, a filter screen II 4, a filter screen III 5, a filter screen IV 6, a rotor I7, a rotor II 8, a transmission shaft I9, a transmission shaft II 10, a bevel gear I11, a bevel gear II 12, a bevel gear III 13, a bevel gear IV 14, a transmission rod I15, a transmission rod II 16, a gear I17, a gear II 18, a rotary rod I19, a gear III 20, a gear IV 21, a rotary rod II 22, a gear V23, a gear VI 24, a rotary rod III 25, a gear VII 26, a gear VIII 27, a rotary rod IV 28, a gear IX 29, a gear X30, a rotary rod V31, a pointer I32, a pointer II 33, a pointer III 34, a pointer IV 35 and a pointer V36; two sides of the water meter are respectively connected with a hot water pipe and a cold water pipe through a water pipe joint I1 and a water pipe joint II 2, the water pipe joint I1 and the water pipe joint II 2 are fixed on the outer shell, a filter screen I3 and a filter screen III 5 are arranged at two ends of the water pipe joint I1, and a filter screen II 4 and a filter screen IV 6 are arranged at two ends of the water pipe joint II 2; a rotor I7 and a rotor II 8 are respectively arranged inside the water pipe joint I1 and the water pipe joint II 2, the rotor I7 is connected with a bevel gear I11 through a transmission shaft I9, the rotor II 8 is connected with a bevel gear II 12 through a transmission shaft II 10, the bevel gear I11 is meshed with a bevel gear III 13 and a bevel gear IV 14, and the bevel gear II 12 is meshed with the bevel gear III 13 and the bevel gear IV 14; one end of a transmission rod I15 is fixed on a bevel gear III 13, one end of a transmission rod II 16 is fixed on a bevel gear IV 14, and the other ends of the transmission rod I15 and the transmission rod II 16 are fixed on a gear I17; the pointer I32, the gear III 20 and the gear II 18 are sequentially fixed on the rotary rod I19 from top to bottom, the gear II 18 is meshed with the gear I17, the gear I17 drives the gear II 18 to rotate, and the rotary rod I19, the gear III 20 and the pointer I32 also rotate for a circle when the gear II 18 rotates for a circle; the pointer II 33, the gear IV 21 and the gear V23 are sequentially fixed on the rotary rod II 22 from top to bottom, the gear III 20 is meshed with the gear IV 21, the gear IV 21 is driven by the gear III 20 to rotate, and the rotary rod II 22, the gear V23 and the pointer II 33 also rotate for a circle when the gear IV 21 rotates for a circle; the pointer III 34, the gear VII 26 and the gear VI 24 are sequentially fixed on the rotary rod III 25 from top to bottom, the gear V23 is meshed with the gear VI 24, the gear V23 drives the gear VI 24 to rotate, and the rotary rod III 25, the gear VII 26 and the pointer III 34 also rotate for one circle when the gear VI 24 rotates for one circle; the pointer IV 35, the gear VIII 27 and the gear IX 29 are sequentially fixed on the rotary rod IV 28 from top to bottom, the gear VII 26 is meshed with the gear VIII 27, the gear VII 26 drives the gear VIII 27 to rotate, and the rotary rod IV 28, the gear IX 29 and the pointer IV 35 also rotate for one circle when the gear VIII 27 rotates for one circle; the pointer V36 and the gear X30 are sequentially fixed on the rotary rod V31 from top to bottom; the gear IX 29 is meshed with the gear X30, the gear IX 29 drives the gear X30 to rotate, and the rotary rod V31 and the pointer V36 also rotate for a circle when the gear X30 rotates for a circle; the pointer I32, the pointer II 33, the pointer III 34, the pointer IV 35 and the pointer V36 are fixed on a water meter dial 38, and scale numerical values corresponding to each pointer are engraved on the water meter dial 38; all components are located within the outer housing.
The gear radii of the bevel gear I11, the bevel gear II 12, the bevel gear III 13 and the bevel gear IV 14 are the same; the sum of the rotating speeds of the bevel gear I11 and the bevel gear II 12 is equal to twice of the rotating speed of the gear I17.
The water meter can adjust the size of a rotary vane of the rotary wing I7 and the radius proportion of the bevel gear I11 to the bevel gear III 13 and the bevel gear IV 14; adjusting the size of a rotor blade of the rotor wing II 8 and the radius proportion of the bevel gear II 12 to the bevel gears III 13 and IV 14; the radius ratio of the gear I17 and the gear II 18 is adjusted, so that the gear II 18 just rotates for a circle when the flow rate of water in the hot water pipe and the cold water pipe is 0.1 cubic meter.
The radius ratio of the gear III 20 to the gear IV 21 meets the condition that the gear IV 21 rotates for 0.1 cycle when the gear III 20 rotates for one cycle; the radius ratio of the gear V23 to the gear VI 24 meets the requirement that the gear V23 rotates for one circle; gear VI 24 rotates for 0.1 cycle; the radius ratio of the gear VII 26 to the gear VIII 27 meets the condition that the gear VII 27 rotates for 0.1 cycle when the gear VII 26 rotates for one cycle; the ratio of the radii of gear ix 29 and gear x 30 is such that for each revolution of gear ix 29, gear x 30 rotates 0.1 revolutions.
The shell body comprises a water meter upper side shell 39 and a water meter lower side shell 40, wherein the upper and lower side shells are integrated and used for fixing and protecting the water meter, and a water meter glass cover 37 is fixed on the water meter upper side shell 39 and used for protecting a water meter pointer.
The principle of the invention is as follows: the gear radii of the bevel gear I11, the bevel gear II 12, the bevel gear III 13 and the bevel gear IV 14 are the same; the sum of the rotating speeds of the bevel gear I11 and the bevel gear II 12 is equal to twice of the rotating speed of the gear I17. The radii r of the bevel gear III 13 and the bevel gear IV 14 are the same, and the bevel gear III and the bevel gear IV are fixed with the gear I17 into a whole, so that the angular velocities of the bevel gear III and the gear I17 are the same and are all omega 0; the radiuses of the bevel gear I11 and the bevel gear II 12 are also r, and the angular speeds are respectively omega 1 and omega 2; the motion situation can be divided into two types:
firstly, a bevel gear I11 and a bevel gear II 12 are driven by water flow to rotate, at the moment, the bevel gear I11 and the bevel gear II 12 rotate together with a bevel gear III 13, a bevel gear IV 14 and a gear I17, the bevel gear I11 and the bevel gear III 13, the bevel gear II 12 and the bevel gear III 13 are meshed and do not transmit by themselves, so the linear velocity of the edge of the gear is the same, namely: ω 0= ω 1= ω 2, where the sum of the rotation speeds of the bevel gear i 11 and the bevel gear ii 12 is equal to twice the rotation speed of the gear i 17;
when only one of the bevel gears I11 and II 12 is driven by water flow to rotate, only one of the bevel gears I11 and II 12 has power and rotates together with the bevel gears III 13, IV 14 and I17, for example: bevel gear I11 rotates, and bevel gear II 12 does not rotate, and at this moment bevel gear I11 can revolve round with bevel gear III 13, bevel gear IV 14, gear I17 together, and can also make the rotation around the I9 direction of transmission shaft of oneself, and it is omega 4 to set its rotation angular velocity, and then the gear edge linear velocity of bevel gear I11 is: ω 1r = ω 0r + ω 4r, and the gear edge linear speed of the bevel gear ii 12 is: ω 2r = ω 0r- ω 4r, so: ω 1r + ω 2r =2 ω 0r, i.e.: ω 1+ ω 2=2 ω 0, it is also satisfied that the sum of the rotational speeds of the bevel gear i 11 and the bevel gear ii 12 is equal to twice the rotational speed of the gear i 17.
The invention has the beneficial effects that: the invention realizes that one water meter simultaneously measures the water flow in two water pipes, saves the water meter material and is convenient for reading the result of simultaneously measuring the water flow of the hot water pipe and the cold water pipe.
Drawings
FIG. 1 is a schematic diagram of the apparatus of the present invention:
FIG. 2 is an enlarged view of a part of the structure of the apparatus of the present invention.
In the figure: 1-water pipe joint I; 2-water pipe joint II; 3-filter screen I; 4-filter screen II; 5-filter screen III; 6-filter screen IV; 7-rotor wing I; 8-rotor II; 9-a transmission shaft I; 10-a transmission shaft II; 11-bevel gear I; 12-bevel gear II; 13-bevel gear iii, 14-bevel gear iv; 15-a transmission rod I; 16-driving rod II; 17-gear i; 18-gear II; 19-rotating rod I; 20-gear iii; 21-gear IV; 22-rotating rod II; 23-gear v; 24-gear vi; 25-rotation rod III; 26-gear VII; 27-gear VIII; 28-rotating rod IV; 29-gear IX; 30-gear X; 31-rotating rod V; 32-pointer I; 33-pointer II; 34-pointer III; 35-pointer IV; 36-pointer V; 37-water meter glass cover; 38-water meter dial; 39-water meter upper side shell; 40-water meter underside housing.
Detailed Description
The invention will be described in more detail with reference to the following figures and examples, but the scope of the invention is not limited thereto.
Example 1
A water meter capable of metering hot water and cold water simultaneously comprises a water pipe connector I1, a water pipe connector II 2, a filter screen I3, a filter screen II 4, a filter screen III 5, a filter screen IV 6, a rotor I7, a rotor II 8, a transmission shaft I9, a transmission shaft II 10, a bevel gear I11, a bevel gear II 12, a bevel gear III 13, a bevel gear IV 14, a transmission rod I15, a transmission rod II 16, a gear I17, a gear II 18, a rotary rod I19, a gear III 20, a gear IV 21, a rotary rod II 22, a gear V23, a gear VI 24, a rotary rod III 25, a gear VII 26, a gear VIII 27, a rotary rod IV 28, a gear IX 29, a gear X30, a rotary rod V31, a pointer I32, a pointer II 33, a pointer III 34, a pointer IV 35 and a pointer V36;
two sides of the water meter are respectively connected with a hot water pipe and a cold water pipe through a water pipe joint I1 and a water pipe joint II 2, the water pipe joint I1 and the water pipe joint II 2 are fixed on the outer shell, a filter screen I3 and a filter screen III 5 are arranged at two ends of the water pipe joint I1, and a filter screen II 4 and a filter screen IV 6 are arranged at two ends of the water pipe joint II 2; a rotor I7 and a rotor II 8 are respectively arranged inside the water pipe joint I1 and the water pipe joint II 2, the rotor I7 is connected with a bevel gear I11 through a transmission shaft I9, the rotor II 8 is connected with a bevel gear II 12 through a transmission shaft II 10, the bevel gear I11 is meshed with the bevel gear III 13 and the bevel gear IV 14, the bevel gear II 12 is meshed with the bevel gear III 13 and the bevel gear IV 14, the bevel gear I11 and the bevel gear II 12 are respectively provided with a unidirectional ratchet and are respectively driven by the transmission shaft I9 and the transmission shaft II 10, and then the rotating power is transmitted to the bevel gear III 13 and the bevel gear IV 14; the bevel gears III 13 and the bevel gears IV 14 are provided with unidirectional ratchets, so that the bevel gears III 13 and the bevel gears IV 14 can be driven to rotate by the single rotation of the bevel gears I11 or the bevel gears II 12, but the bevel gears I11 or the bevel gears II 12 cannot be driven by the rotation of the bevel gears III 13 and the bevel gears IV 14; one end of a transmission rod I15 is fixed on a bevel gear III 13, one end of a transmission rod II 16 is fixed on a bevel gear IV 14, and the other ends of the transmission rod I15 and the transmission rod II 16 are fixed on a gear I17; the gear I17 is driven by the transmission rod I15 and the transmission rod II 16 to rotate, and the middle of the gear I17 is hollow so that the transmission shaft II 10 can penetrate through the middle of the gear I17 and the transmission shaft II can not be influenced; the pointer I32, the gear III 20 and the gear II 18 are sequentially fixed on the rotary rod I19 from top to bottom, the gear II 18 is meshed with the gear I17, the gear I17 drives the gear II 18 to rotate, the rotary rod I19, the gear III 20 and the pointer I32 also rotate for one circle when the gear II 18 rotates for one circle, and the sum of water flow of the hot water pipe and the cold water pipe is 0.1 cubic meter when the pointer I32 rotates for one circle; the pointer II 33, the gear IV 21 and the gear V23 are sequentially fixed on the rotary rod II 22 from top to bottom, the gear III 20 is meshed with the gear IV 21, the gear III 20 drives the gear IV 21 to rotate, the rotary rod II 22, the gear V23 and the pointer II 33 also rotate for one circle when the gear IV 21 rotates for one circle, and the sum of water flow of the hot water pipe and the cold water pipe is 1 cubic meter when the pointer II 33 rotates for one circle; the pointer III 34, the gear VII 26 and the gear VI 24 are sequentially fixed on the rotary rod III 25 from top to bottom, the gear V23 is meshed with the gear VI 24, the gear V23 drives the gear VI 24 to rotate, the rotary rod III 25, the gear VII 26 and the pointer III 34 also rotate for one circle when the gear VI 24 rotates for one circle, and the sum of the water flow rates of the hot water pipe and the cold water pipe is 10 cubic meters when the pointer III 34 rotates for one circle; the pointer IV 35, the gear VIII 27 and the gear IX 29 are sequentially fixed on the rotary rod IV 28 from top to bottom, the gear VII 26 is meshed with the gear VIII 27, the gear VII 26 drives the gear VIII 27 to rotate, each time the gear VIII 27 rotates for one circle, the sum of the water flow rates of the hot water pipe and the cold water pipe is 100 cubic meters when the pointer IV 35 rotates for one circle, and the rotary rod IV 28, the gear IX 29 and the pointer IV 35 also rotate for one circle; the pointer V36 and the gear X30 are sequentially fixed on the rotary rod V31 from top to bottom; the gear IX 29 is meshed with the gear X30, the gear IX 29 drives the gear X30 to rotate, and when the gear X30 rotates for one circle, the rotary rod V31 and the pointer V36 also rotate for one circle, and when the pointer V36 rotates for one circle, the sum of the water flow rates of the hot water pipe and the cold water pipe is 1000 cubic meters; the pointer I32, the pointer II 33, the pointer III 34, the pointer IV 35 and the pointer V36 are fixed on a water meter dial 38, and scale numerical values corresponding to each pointer are engraved on the water meter dial 38; all components are located within the outer housing.
In the embodiment, the gear radii of the bevel gear I11, the bevel gear II 12, the bevel gear III 13 and the bevel gear IV 14 are the same; the sum of the rotating speeds of the bevel gear I11 and the bevel gear II 12 is equal to twice of the rotating speed of the gear I17.
The water meter can adjust the size of a rotor plate of the rotor I7 and the radius ratio of the bevel gear I11 to the bevel gear III 13 to the bevel gear IV 14; adjusting the size of a rotor blade of the rotor wing II 8 and the radius proportion of the bevel gear II 12 to the bevel gears III 13 and IV 14; the radius ratio of the gear I17 and the gear II 18 is adjusted, so that the gear II 18 just rotates for a circle when the flow rate of water in the hot water pipe and the cold water pipe is 0.1 cubic meter.
The radius ratio of the gear III 20 to the gear IV 21 in the embodiment meets the requirement that the gear IV 21 rotates for 0.1 cycle every time the gear III 20 rotates for one cycle; the radius ratio of the gear V23 to the gear VI 24 meets the requirement that the gear V23 rotates for one circle; gear VI 24 rotates for 0.1 cycle; the radius ratio of the gear VII 26 to the gear VIII 27 meets the condition that the gear VII 27 rotates for 0.1 cycle when the gear VII 26 rotates for one cycle; the ratio of the radii of gear ix 29 and gear x 30 is such that for each revolution of gear ix 29, gear x 30 rotates 0.1 revolutions.
The shell body comprises a water meter upper side shell 39 and a water meter lower side shell 40, wherein the upper and lower side shells are integrated and used for fixing and protecting the water meter, and a water meter glass cover 37 is fixed on the water meter upper side shell 39 and used for protecting a water meter pointer.
Example 2
The structure of the present embodiment is the same as that of embodiment 1, except that the number of the pointers is 4, and the number of the pointers can be increased or decreased according to actual needs in the actual use process.
Claims (6)
1. The utility model provides a measure hot water and cold water gauge simultaneously which characterized in that: comprises a water pipe joint I (1), a water pipe joint II (2), a filter screen I (3), a filter screen II (4), a filter screen III (5), a filter screen IV (6), a rotary wing I (7), a rotary wing II (8), a transmission shaft I (9), a transmission shaft II (10), a bevel gear I (11), a bevel gear II (12), a bevel gear III (13), a bevel gear IV (14), a transmission rod I (15), a transmission rod II (16), a gear I (17), a gear II (18), a rotary rod I (19), a gear III (20), a gear IV (21), a rotary rod II (22), a gear V (23), a gear VI (24), a rotary rod III (25), a gear VII (26), a gear VIII (27), a rotary rod IV (28), a gear IX (29), a gear X (30), a rotary rod V (31), a pointer I (32), a pointer II (33), a pointer III (34), a pointer IV (35), A pointer V (36); two sides of the water meter are respectively connected with a hot water pipe and a cold water pipe through a water pipe joint I (1) and a water pipe joint II (2), the water pipe joint I (1) and the water pipe joint II (2) are fixed on the outer shell, two ends of the water pipe joint I (1) are provided with a filter screen I (3) and a filter screen III (5), and two ends of the water pipe joint II (2) are provided with a filter screen II (4) and a filter screen IV (6); the rotor I (7) and the rotor II (8) are respectively arranged inside the water pipe joint I (1) and the water pipe joint II (2), the rotor I (7) is connected with a bevel gear I (11) through a transmission shaft I (9), the rotor II (8) is connected with a bevel gear II (12) through a transmission shaft II (10), the bevel gear I (11) is meshed with a bevel gear III (13) and a bevel gear IV (14), and the bevel gear II (12) is meshed with the bevel gear III (13) and the bevel gear IV (14); one end of a transmission rod I (15) is fixed on a bevel gear III (13), one end of a transmission rod II (16) is fixed on a bevel gear IV (14), and the other ends of the transmission rod I (15) and the transmission rod II (16) are fixed on a gear I (17); the pointer I (32), the gear III (20) and the gear II (18) are sequentially fixed on the rotary rod I (19) from top to bottom, the gear II (18) is meshed with the gear I (17), the gear I (17) drives the gear II (18) to rotate, and the rotary rod I (19), the gear III (20) and the pointer I (32) also rotate for a circle every time the gear II (18) rotates for a circle; the pointer II (33), the gear IV (21) and the gear V (23) are sequentially fixed on the rotary rod II (22) from top to bottom, the gear III (20) is meshed with the gear IV (21), the gear III (20) drives the gear IV (21) to rotate, and the rotary rod II (22), the gear V (23) and the pointer II (33) also rotate for a circle every time the gear IV (21) rotates for a circle; the pointer III (34), the gear VII (26) and the gear VI (24) are sequentially fixed on the rotary rod III (25) from top to bottom, the gear V (23) is meshed with the gear VI (24), the gear V (23) drives the gear VI (24) to rotate, and the rotary rod III (25), the gear VII (26) and the pointer III (34) also rotate for a circle every time the gear VI (24) rotates for a circle; the pointer IV (35), the gear VIII (27) and the gear IX (29) are sequentially fixed on the rotary rod IV (28) from top to bottom, the gear VII (26) is meshed with the gear VIII (27), the gear VII (26) drives the gear VIII (27) to rotate, and the rotary rod IV (28), the gear IX (29) and the pointer IV (35) also rotate for a circle when the gear VIII (27) rotates for a circle; the pointer V (36) and the gear X (30) are sequentially fixed on the rotary rod V (31) from top to bottom; the gear IX (29) is meshed with the gear X (30), the gear IX (29) drives the gear X (30) to rotate, and the rotary rod V (31) and the pointer V (36) rotate for a circle when the gear X (30) rotates for a circle; the pointer I (32), the pointer II (33), the pointer III (34), the pointer IV (35) and the pointer V (36) are fixed on a water meter dial (38), and scale numerical values corresponding to each pointer are engraved on the water meter dial (38); all components are located within the outer housing.
2. The simultaneous time measuring hot and cold water meter of claim 1, further comprising: the gear radii of the bevel gear I (11), the bevel gear II (12), the bevel gear III (13) and the bevel gear IV (14) are the same; the sum of the rotating speeds of the bevel gear I (11) and the bevel gear II (12) is equal to twice of the rotating speed of the gear I (17).
3. The simultaneous time measuring hot and cold water meter of claim 1, further comprising: by adjusting the size of a rotor plate of the rotor I (7) and the radius proportion of the bevel gear I (11) to the bevel gear III (13) and the bevel gear IV (14); adjusting the size of a rotor plate of the rotor wing II (8), and the radius ratios of the bevel gear II (12), the bevel gear III (13) and the bevel gear IV (14); the radius proportion of the gear I (17) and the gear II (18) is adjusted, so that the gear II (18) just rotates for a circle when the flow rate of water in the hot water pipe and the cold water pipe is 0.1 cubic meter.
4. The simultaneous time measuring hot and cold water meter of claim 1, further comprising: the radius ratio of the gear III (20) to the gear IV (21) is such that the gear IV (21) rotates for 0.1 cycle every time the gear III (20) rotates for one cycle; the radius ratio of the gear V (23) to the gear VI (24) meets the requirement that the gear V (23) rotates for one circle; the gear VI (24) rotates for 0.1 circle; the radius ratio of the gear VII (26) to the gear VIII (27) is such that the gear VIII (27) rotates for 0.1 cycle per cycle of rotation of the gear VII (26); the ratio of the radii of gear IX (29) and gear X (30) is such that for each revolution of gear IX (29), gear X (30) rotates 0.1 revolutions.
5. The simultaneous time measuring hot and cold water meter of claim 1, further comprising: the shell body comprises a shell (39) on the upper side of the water meter and a shell (40) on the lower side of the water meter, the shells on the upper side and the lower side are integrated and used for fixing and protecting the water meter, and a glass cover (37) of the water meter is fixed on the shell (39) on the upper side of the water meter and used for protecting a pointer of the water meter.
6. The simultaneous time measuring hot and cold water meter of claim 1, further comprising: the number of pointers is increased or decreased according to actual needs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811036614.XA CN109405908B (en) | 2018-09-06 | 2018-09-06 | Water meter capable of simultaneously metering hot water and cold water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811036614.XA CN109405908B (en) | 2018-09-06 | 2018-09-06 | Water meter capable of simultaneously metering hot water and cold water |
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| Publication Number | Publication Date |
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| CN109405908A CN109405908A (en) | 2019-03-01 |
| CN109405908B true CN109405908B (en) | 2020-04-07 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2427796Y (en) * | 2000-05-26 | 2001-04-25 | 王新华 | Improved two direction measuring water meter |
| KR101196500B1 (en) * | 2012-06-27 | 2012-11-01 | 부산광역시 | Water meter for preventing steel |
| BR112016029257A2 (en) * | 2014-06-20 | 2017-08-22 | Unilever Nv | measuring device for a self-disconnecting assembly |
| CN204042113U (en) * | 2014-07-16 | 2014-12-24 | 林江翔 | Water outlet timing tap |
| CN107255497B (en) * | 2017-04-25 | 2023-08-15 | 中国计量大学 | Ultrasonic wave water meter reflector plate scrubbing device |
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