CN220583501U - Flowmeter for measuring flow rate - Google Patents
Flowmeter for measuring flow rate Download PDFInfo
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- CN220583501U CN220583501U CN202322318694.0U CN202322318694U CN220583501U CN 220583501 U CN220583501 U CN 220583501U CN 202322318694 U CN202322318694 U CN 202322318694U CN 220583501 U CN220583501 U CN 220583501U
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- outer shell
- flowmeter
- inner shell
- annular groove
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 40
- 238000007789 sealing Methods 0.000 claims description 35
- 238000005259 measurement Methods 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000004880 explosion Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of flow meters, and particularly relates to a flow meter, which comprises a shell, wherein the shell comprises an inner shell and an outer shell which are coaxially arranged and in threaded connection, a measuring component for measuring flow is arranged in the inner shell, a limiting component is arranged on the surface of the shell and used for limiting radial rotation between the inner shell and the outer shell, two axial ends of the inner shell extend out of two ends of the outer shell respectively and form a poking part and an extending part respectively, and a valve core is arranged in the extending part; through setting up spacing subassembly, lock the interior casing after adjusting, avoid adjusting the back, take place relative rotation between interior casing and the outer casing, make the flow after adjusting change, influence the accuracy after the flow control.
Description
Technical Field
The utility model belongs to the technical field of flowmeters, and particularly relates to a flowmeter.
Background
The water distributing and collecting device is used for connecting the water distributing and collecting device of each heating pipe; the water is separated into a water separator and a water collector according to the water inlet and return; so called water separator or water collector, commonly called water separator, is often used in floor heating.
The main pipe at the water outlet side of the water separator is usually provided with a flowmeter for measuring the flow of each branch, the traditional flowmeter can only test the flow of each branch, the flow of each branch cannot be regulated, the operability is poor, and the practical effect is poor.
As disclosed in chinese patent application No. (CN 202221199628.5), this visual anti-explosion flowmeter, including the flowmeter main part, it is equipped with water inlet and delivery port, and be connected with the case, slide in the case and be equipped with axial flow pole, be provided with lower extreme open-ended inner chamber in the case, inner chamber includes upper chamber and lower chamber, be provided with the anti-explosion sealing washer that can axial activity in the upper chamber, anti-explosion sealing washer and anti-explosion driving piece cover are established on the flow pole and are distributed from top to bottom in proper order, extrusion anti-explosion sealing washer warp and sealed case and flow pole when anti-explosion driving piece moves up, thereby make it reciprocate through rotating the case and adjust the flow, but this application is adjusted the back through rotating the case, radial direction does not lock between its case and the case seat, this just leads to the case to taking place relative rotation because of unexpected condition between case and the case seat easily, and then lead to the flow after the adjustment to change, influence the accuracy after the flow is adjusted.
Disclosure of Invention
The utility model aims to solve the technical problems, and provides a flowmeter which can measure and regulate the flow of each branch of the water separator, lock the flow after regulation, prevent the flow after regulation from changing and influence the accuracy after flow regulation.
In view of this, the present utility model provides a flow meter comprising:
the shell comprises an inner shell and an outer shell which are coaxially arranged, and the inner shell is in threaded connection with the outer shell;
the measuring assembly is arranged in the inner shell and is used for measuring flow;
the limiting component is arranged on the surface of the shell and used for limiting radial rotation between the inner shell and the outer shell;
the two axial ends of the inner shell extend out of the two ends of the outer shell respectively, and a poking part and an extending part are formed respectively, wherein the extending part is provided with a valve core.
In the above technical scheme, further, the spacing subassembly includes:
the limiting sleeve is provided with a first clamping groove on the inner wall of the limiting sleeve, which is positioned at one side of the poking part, and a second clamping groove on the inner wall of the limiting sleeve, which is positioned at one side of the outer shell surface;
the first bulge is arranged on the surface of the poking part and is matched with the first clamping groove;
the second bulge is arranged on the surface of the shell and is matched with the second clamping groove;
the diameter of the inner wall of the limit sleeve on one side of the poking part is smaller than that of the inner wall of the outer shell.
In the above technical solution, further, the measurement assembly includes:
the pull rod is coaxially arranged in the inner shell and is in sliding connection with the inner shell;
the baffle is arranged at one end of the pull rod, which is positioned at the extension part;
the indicating plate is arranged at one end of the pull rod, which is positioned at the poking part;
the spring is sleeved on the surface of the pull rod, and two ends of the spring are respectively abutted with the indication plate and the poking part;
the outer cover is sleeved at one end of the pull rod, which is positioned on the indication plate, and is in threaded connection with the inner shell;
the indication mark is positioned on the outer cover and used for displaying the instant flow value.
In the above technical solution, further, the method further includes:
the first annular groove is formed in one side, far away from the axle center, of the indication plate;
the indication ring is sleeved on the indication plate and embedded in the first annular groove.
In the above technical solution, further, the method further includes:
the indicating sleeve is connected to the surface of the outer cover in a sliding manner;
the indication groove is arranged on the indication sleeve.
In the above technical solution, further, the method further includes:
the second annular groove is formed in one surface of the outer cover at the stirring position, and the bottom end of the outer cover is embedded into the second annular groove and is in threaded connection with the inner shell;
the sealing ring is embedded in the second annular groove and is abutted with the bottom surface of the outer cover.
In the above technical solution, further, the valve core includes:
the mounting seat is sleeved on the extension part;
the sealing gasket is sleeved on the extension part and is positioned below the mounting seat;
the third annular groove is formed in the surface of the extension part;
and the clamping spring is radially embedded in the third annular groove and used for limiting the sealing gasket between the mounting seat and the clamping spring.
In the above technical solution, further, the method further includes:
the water separator main pipe is provided with mounting holes penetrating through the upper surface and the lower surface of the water separator main pipe, and the outer shell is in threaded connection with the mounting holes on the upper side surface of the water separator main pipe;
the lower end connector is in threaded connection with the mounting hole on the lower side surface of the main pipe of the water separator, and a horn mouth is formed in the axial inner wall;
when the valve core is positioned at the lowest position, the valve core is abutted with the top surface of the lower end connector, and the bottom end of the pull rod extends into the horn mouth of the lower end connector.
In the above technical solution, further, the method further includes:
the first sealing piece is sleeved on the surface of the inner shell, is abutted against the inner wall of the outer shell and is positioned below the threaded connection part of the inner shell and the outer shell;
the second sealing piece is sleeved on the surface of the shell and is abutted with the surface of the main pipe of the water separator.
The beneficial effects of the utility model are as follows:
1. through setting up spacing subassembly, lock the inner shell after adjusting, avoid adjusting the back of accomplishing, take place relative rotation between inner shell and the shell, make the flow after adjusting change, influence the accuracy after the flow is adjusted;
2. the first clamping groove and the second clamping groove are formed in the limiting sleeve, so that the surface of the inner shell, which is located on the poking part, and the surface of the outer shell are matched respectively, the inner shell and the outer shell are locked in the radial direction by combining the first bulge and the second bulge, the limiting sleeve is convenient to install, the limiting sleeve is installed in the axial direction, and the limiting sleeve is simple in structure and low in production cost;
3. the baffle is pushed through the rivers, and then the pulling rod drives the instruction board and slides along the axial to correspond through a certain numerical value of instruction board and instruction sign, be current flow size promptly, it is convenient to read, simultaneously through the setting of spring, makes the flow when changing, and the position of instruction board also follows and changes, improves flow measurement's instantaneity.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a top view of the present utility model as installed;
FIG. 3 is a cross-sectional view of A-A of FIG. 2 in accordance with the present utility model;
FIG. 4 is an exploded view of the present utility model;
the label in the figure is: 1. an inner housing; 2. an outer housing; 3. a measurement assembly; 30. a pull rod; 31. a baffle; 32. an indication board; 33. a spring; 34. an outer cover; 35. an indication mark; 4. a limit component; 40. a limit sleeve; 41. a first clamping groove; 42. a second clamping groove; 43. a first protrusion; 44. a second protrusion; 5. a toggle part; 6. an extension; 7. a valve core; 70. a mounting base; 71. a sealing gasket; 72. a third annular groove; 73. clamping springs; 8. a first annular groove; 9. an indication ring; 10. an indication sleeve; 11. an indication groove; 12. a second annular groove; 13. a seal ring; 14. a water separator main pipe; 15. a mounting hole; 16. a lower end joint; 17. a first seal; 18. and a second seal.
Detailed Description
Technical solutions in the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some of the embodiments of the present application, but not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application are within the scope of the protection of the present application.
Example 1:
the present embodiment provides a flow meter including:
the shell comprises an inner shell 1 and an outer shell 2 which are coaxially arranged, and the inner shell 1 is in threaded connection with the outer shell 2;
a measuring assembly 3, the measuring assembly 3 being mounted in the inner housing 1 and being used for measuring the flow;
the limiting component 4 is arranged on the surface of the shell, and is used for limiting radial rotation between the inner shell 1 and the outer shell 2;
wherein, the two axial ends of the inner shell 1 extend out of the two ends of the outer shell 2 respectively, and form a poking part 5 and an extending part 6 respectively, wherein the extending part 6 is provided with a valve core 7.
This embodiment can see that through setting up spacing subassembly 4, lock inner shell 1 after adjusting, avoid adjusting the back, take place relative rotation between inner shell 1 and the outer shell 2, make the flow after adjusting change, influence the accuracy after the flow control.
Example 2:
the present embodiment provides a flowmeter having the following technical features in addition to the technical scheme including the above embodiment, the limit assembly 4 includes:
the limiting sleeve 40 is provided with a first clamping groove 41 on the inner wall of the limiting sleeve 40 on one side of the poking part 5, and a second clamping groove 42 on the inner wall of the limiting sleeve on one side of the surface of the outer shell 2;
the first bulge 43 is arranged on the surface of the poking part 5 and is matched with the first clamping groove 41;
the second protrusion 44, the second protrusion 44 is disposed on the surface of the outer shell 2, and is adapted to the second clamping groove 42;
wherein, the diameter size of the inner wall of the limit sleeve 40 at one side of the poking part 5 is smaller than that of the inner wall at one side of the outer shell 2;
meanwhile, an integral structure is preferably adopted between the first protrusion 43 and the poking part 5, and an integral structure is preferably adopted between the second protrusion 44 and the surface of the outer shell 2.
It can be seen that, in this embodiment, the first clamping groove 41 and the second clamping groove 42 are formed on the stop collar 40, so that the surface of the inner housing 1 on the stirring portion 5 and the surface of the outer housing 2 are matched respectively, the inner housing 1 and the outer housing 2 are locked in the radial direction by combining the first protrusion 43 and the second protrusion 44, and meanwhile, the installation is convenient, the stop collar 40 is installed in the axial direction, and meanwhile, the structure is simple, and the production cost is low.
Example 3:
the present embodiment provides a flow meter having the following technical features in addition to the technical scheme including the above embodiment, the measurement assembly 3 includes:
the pull rod 30 is coaxially arranged in the inner shell 1 and is in sliding connection with the inner shell 1;
a baffle 31, the baffle 31 is installed at one end of the pull rod 30 located at the extension part 6;
the indicating plate 32, the indicating plate 32 is installed at one end of the pull rod 30 located in the poking part 5;
the spring 33 is sleeved on the surface of the pull rod 30, and two ends of the spring 33 are respectively abutted against the indication plate 32 and the poking part 5;
the outer cover 34 is sleeved at one end of the pull rod 30, which is positioned on the indication plate 32, and is in threaded connection with the inner shell 1;
the indication mark 35 is positioned on the outer cover 34, and is used for displaying the instant flow value;
the baffle 31 and the pull rod 30 preferably adopt an integral structure, the indicating plate 32 and the pull rod 30 are preferably in threaded connection, the outer cover 34 is made of transparent materials, the indicating plate 32 in the outer cover 34 can be seen from the surface of the outer cover 34, the indicating mark 35 preferably adopts a character presentation form of a concave pattern, the transparency of the surface of the outer cover 34 cannot be influenced, and meanwhile the indicating mark 35 can be seen to see the indicating plate 32 in the outer cover 34.
In this embodiment, it can be seen that the baffle 31 is pushed by water flow, and the pull rod 30 is pulled to drive the indication board 32 to slide along the axial direction, and a certain value of the indication mark 35 corresponds to the indication board 32, that is, the current flow is convenient to read, and meanwhile, when the flow changes, the position of the indication board 32 is also changed along with the change of the flow through the arrangement of the spring 33, so that the instantaneity of flow measurement is improved.
Example 4:
the present embodiment provides a flowmeter, which has the following technical features in addition to the technical scheme of the above embodiment, and further includes:
the first annular groove 8 is formed in one side, away from the axle center, of the indication plate 32;
the indication ring 9 is sleeved on the indication plate 32 and is embedded in the first annular groove 8;
wherein, the indicator 9 is preferably made of rubber, is convenient to install and detach, has good installation stability, and is preferably in a vivid color.
It can be seen that, by providing the indicating ring 9, the indicating plate 32 is easier to identify, so as to be easier to correspond to the indication mark 35, the convenience and accuracy of reading the numerical value are improved, and the first annular groove 8 is convenient for installing and positioning the indicating ring 9.
Example 5:
the present embodiment provides a flowmeter, which has the following technical features in addition to the technical scheme of the above embodiment, and further includes:
the indicating sleeve 10, the indicating sleeve 10 is connected on the surface of the outer cover 34 in a sliding way;
the indication groove 11 is formed in the indication sleeve 10;
the indication groove 11 is arc-shaped along the radial direction, and the angle of the arc is preferably 130-150 degrees, and two indication grooves are symmetrical to each other.
In this embodiment, it can be seen that by providing the indicator sleeve 10 and providing the indicator groove 11 in the indicator sleeve 10, so as to facilitate setting the predetermined flow rate, the indicator sleeve 10 is moved to the corresponding indicator mark 35, and then the indicator plate 32 corresponds to the indicator groove 11, that is, the flow rate is the predetermined flow rate at this time.
Example 6:
the present embodiment provides a flowmeter, which has the following technical features in addition to the technical scheme of the above embodiment, and further includes:
the second annular groove 12 is formed in one surface of the poking part 5 positioned on the outer cover 34, and the bottom end of the outer cover 34 is embedded into the second annular groove 12 to be in threaded connection with the inner shell 1;
the sealing ring 13 is embedded in the second annular groove 12 and is abutted with the bottom surface of the outer cover 34;
the sealing ring 13 is preferably made of rubber, and the sealing ring 13 is preferably located below a threaded connection portion between the outer cover 34 and the toggle portion 5.
According to the embodiment, the second annular groove 12 is formed in the bottom surface of the stirring part 5, so that the bottom end of the outer cover 34 is conveniently embedded into the second annular groove 12, and then the sealing effect of the inner part of the outer cover 34 is ensured through the sealing ring 13, so that external liquid is prevented from invading into the outer cover 34, and the accurate measurement of the flow is influenced.
Example 7:
the present embodiment provides a flow meter having the following technical features in addition to the technical scheme including the above embodiment, the spool 7 including:
the mounting seat 70 is sleeved on the extension part 6;
the sealing gasket 71, the sealing gasket 71 is sleeved on the extension part 6 and is positioned below the mounting seat 70;
a third annular groove 72, the third annular groove 72 being provided on the surface of the extension portion 6;
a snap spring 73, wherein the snap spring 73 is radially embedded in the third annular groove 72 and is used for limiting the sealing gasket 71 between the mounting seat 70 and the snap spring 73;
among them, the gasket 71 is preferably made of rubber.
It can be seen that, through the setting of mount pad 70 and jump ring 73, be convenient for to the fixed of sealing pad 71, adopt the installation of the jump ring 73 that third ring channel 72 is convenient for simultaneously, be convenient for empty the bottom surface most of sealing pad 71 simultaneously, and then be convenient for sealing pad 71 plays sealed effect.
Example 8:
the present embodiment provides a flowmeter, which has the following technical features in addition to the technical scheme of the above embodiment, and further includes:
a main water separator pipe 14, wherein the main water separator pipe 14 is provided with mounting holes 15 penetrating through the upper surface and the lower surface of the main water separator pipe 14, and the outer shell 2 is in threaded connection with the mounting holes 15 on the upper surface of the main water separator pipe 14;
the lower end joint 16, the lower end joint 16 is connected in the mounting hole 15 of the lower side surface of the main pipe 14 of the water separator by screw thread, and the axial inner wall is provided with a bell mouth;
when the valve core 7 is at the lowest position, the valve core is abutted with the top surface of the lower end connector 16, and the bottom end of the pull rod 30 extends into the bell mouth of the lower end connector 16.
In this embodiment, it can be seen that, by forming the through-type mounting hole 15, and installing the outer casing 2 in the mounting hole 15 on the upper side surface of the main pipe 14 of the water knockout drum by screw thread, and connecting the lower end connector 16 with the mounting hole 15 on the lower side surface of the main pipe 14 of the water knockout drum, it is convenient to form a three-way structure, and it is convenient to set up a plurality of lower end connectors 16 on the main pipe 14 of the water knockout drum, so that the main pipe 14 of the water knockout drum can supply water for each branch pipe at the same time, and at the same time, the flow rate of each branch pipe is measured; while the flare at the lower end fitting 16 facilitates the flow of water pushing the baffle 31 downward while improving the accuracy of the water flow measurement.
Example 9:
the present embodiment provides a flowmeter, which has the following technical features in addition to the technical scheme of the above embodiment, and further includes:
the first sealing piece 17 is sleeved on the surface of the inner shell 1, is abutted against the inner wall of the outer shell 2 and is positioned below the threaded connection part of the inner shell 1 and the outer shell;
the second sealing element 18 is sleeved on the surface of the outer shell 2 and is abutted against the surface of the main pipe 14 of the water separator;
wherein the first seal 17 and the second seal 18 are each preferably rubber rings.
In this embodiment, it can be seen that, by the first sealing member 17 and the second sealing member 18, the sealing performance of the adjusting valve is improved, and the water leakage is prevented, specifically, the first sealing member 17 effectively improves the sealing performance between the inner housing 1 and the outer housing 2, and the second sealing member 18 effectively improves the sealing performance between the outer housing 2 and the main pipe 14 of the water separator.
The embodiments of the present application and the features of the embodiments may be combined without conflict, and the present application is not limited to the specific embodiments described above, which are merely illustrative, not restrictive, and many forms may be made by those of ordinary skill in the art, without departing from the spirit of the present application and the scope of the claims, which are also within the protection of the present application.
Claims (9)
1. A flow meter, comprising:
the shell comprises an inner shell (1) and an outer shell (2) which are coaxially arranged, and the inner shell (1) is in threaded connection with the outer shell (2);
a measuring assembly (3), the measuring assembly (3) being mounted within the inner housing (1) and being used for measuring a flow;
the limiting component (4) is arranged on the surface of the shell and used for limiting radial rotation between the inner shell (1) and the outer shell (2);
the two axial ends of the inner shell (1) extend out of the two ends of the outer shell (2) respectively, and a poking part (5) and an extending part (6) are formed respectively, wherein the extending part (6) is provided with a valve core (7).
2. The flowmeter of claim 1, wherein the stop assembly (4) comprises:
the limiting sleeve (40), the inner wall of the limiting sleeve (40) positioned at one side of the poking part (5) is provided with a first clamping groove (41), and the inner wall of the limiting sleeve positioned at one side of the surface of the outer shell (2) is provided with a second clamping groove (42);
the first bulge (43) is arranged on the surface of the poking part (5) and is matched with the first clamping groove (41);
the second bulge (44) is arranged on the surface of the outer shell (2) and is matched with the second clamping groove (42);
the diameter of the inner wall of the limit sleeve (40) positioned at one side of the poking part (5) is smaller than that of the inner wall positioned at one side of the outer shell (2).
3. The flowmeter of claim 1, wherein the measurement assembly (3) comprises:
the pull rod (30) is coaxially arranged in the inner shell (1) and is in sliding connection with the inner shell (1);
the baffle plate (31) is arranged at one end of the pull rod (30) positioned at the extension part (6);
the indicating plate (32) is arranged at one end of the pull rod (30) positioned at the stirring part (5);
the spring (33) is sleeved on the surface of the pull rod (30), and two ends of the spring are respectively abutted with the indication plate (32) and the poking part (5);
the outer cover (34) is sleeved at one end of the pull rod (30) positioned on the indication plate (32), and is in threaded connection with the inner shell (1);
an indicator (35), the indicator (35) being located on the housing (34) and being adapted to display the instantaneous flow value.
4. The flowmeter of claim 3, further comprising:
the first annular groove (8) is formed in one side, far away from the axle center, of the indication plate (32);
the indicating ring (9) is sleeved on the indicating plate (32) and is embedded in the first annular groove (8).
5. The flowmeter of claim 3, further comprising:
the indicating sleeve (10) is connected to the surface of the outer cover (34) in a sliding manner;
the indicating groove (11), the indicating groove (11) is opened on the indicating sleeve (10).
6. The flowmeter of claim 3, further comprising:
the second annular groove (12) is formed in one surface of the stirring part (5) located on the outer cover (34), and the bottom end of the outer cover (34) is embedded into the second annular groove (12) to be in threaded connection with the inner shell (1);
the sealing ring (13) is embedded in the second annular groove (12) and is abutted with the bottom surface of the outer cover (34).
7. The flowmeter according to claim 1, characterized in that said spool (7) comprises:
the mounting seat (70) is sleeved on the extension part (6);
the sealing gasket (71), the sealing gasket (71) is sleeved on the extension part (6) and is positioned below the mounting seat (70);
a third annular groove (72), wherein the third annular groove (72) is arranged on the surface of the extension part (6);
and the clamping spring (73) is radially embedded in the third annular groove (72) and is used for limiting the sealing gasket (71) between the mounting seat (70) and the clamping spring (73).
8. The flowmeter of claim 1, further comprising:
the water separator main pipe (14), wherein the water separator main pipe (14) is provided with mounting holes (15) penetrating through the upper surface and the lower surface of the water separator main pipe (14), and the outer shell (2) is in threaded connection with the inside of the mounting holes (15) on the upper surface of the water separator main pipe (14);
the lower end connector (16), the said lower end connector (16) is screwed in the mounting hole (15) of the lower side surface of the main pipe (14) of the water knockout drum, and offer the bell mouth on the axial inner wall;
the valve core (7) is in abutting connection with the top surface of the lower end connector (16) when being positioned at the lowest position, and the bottom end of the pull rod (30) extends into the horn mouth of the lower end connector (16).
9. The flowmeter of claim 1, further comprising:
the first sealing piece (17) is sleeved on the surface of the inner shell (1), is abutted with the inner wall of the outer shell (2), and is positioned below the threaded connection part of the inner shell (1) and the outer shell;
and the second sealing piece (18) is sleeved on the surface of the outer shell (2) and is abutted against the surface of the main pipe (14) of the water separator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322318694.0U CN220583501U (en) | 2023-08-28 | 2023-08-28 | Flowmeter for measuring flow rate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322318694.0U CN220583501U (en) | 2023-08-28 | 2023-08-28 | Flowmeter for measuring flow rate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220583501U true CN220583501U (en) | 2024-03-12 |
Family
ID=90122242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322318694.0U Active CN220583501U (en) | 2023-08-28 | 2023-08-28 | Flowmeter for measuring flow rate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220583501U (en) |
-
2023
- 2023-08-28 CN CN202322318694.0U patent/CN220583501U/en active Active
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