CN220472705U - Float flowmeter - Google Patents
Float flowmeter Download PDFInfo
- Publication number
- CN220472705U CN220472705U CN202320951360.4U CN202320951360U CN220472705U CN 220472705 U CN220472705 U CN 220472705U CN 202320951360 U CN202320951360 U CN 202320951360U CN 220472705 U CN220472705 U CN 220472705U
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- Prior art keywords
- measuring
- float
- rod
- guide
- tube
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- 238000007789 sealing Methods 0.000 claims abstract description 18
- 239000007788 liquid Substances 0.000 claims description 19
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 15
- 230000009286 beneficial effect Effects 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000012530 fluid Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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- Measuring Volume Flow (AREA)
Abstract
The present utility model provides a float flowmeter comprising: a measuring tube, in which a flow guide tube is arranged; the measuring assembly is arranged at the upper part of the measuring tube and used for measuring flow and sealing the top of the measuring tube, the measuring assembly comprises a measuring tube and a converter, the measuring tube is connected with the measuring tube, the measuring tube is arranged above the measuring tube, and a limiting device is arranged inside the measuring tube; the float assembly is arranged inside the flow guide pipe, the float assembly comprises a float and a floating rod, the float is matched with the flow guide pipe to fix the float, the bottom of the floating rod is connected with the float, the top of the floating rod penetrates out of the flow guide pipe and the measuring pipe and is arranged inside the limiting device, and the beneficial effects brought by the technical scheme of the utility model at least comprise that: through setting up the measuring guide pipe, the stop device setting with the floating lever in the guide pipe, when rivers pass through the honeycomb duct, can not influence rivers throughput and the speed of rivers by stop device, improved measurement accuracy, realized high accuracy measurement.
Description
Technical Field
The application relates to the technical field of flowmeters, in particular to a float flowmeter.
Background
The metal tube float flowmeter is one kind of variable area flow meter, and its main measuring element is one vertically installed cone tube and one float inside the cone tube capable of moving in vertical direction. The float and the cone form an annular flow area which is smaller than the flow area of the cone at the upper and lower ends of the float, thereby resulting in a throttling action and an upward static pressure differential. The force acting on the buoy also comprises the self gravity of the buoy, the buoyancy of the fluid on the buoy and the viscous friction force formed when the fluid flows, and when the three forces are balanced with each other, the buoy is stabilized at a certain height. The flow passing through the pipeline can be deduced by measuring the height of the buoy in the taper pipe;
in the prior art, the balance component of buoy all sets up inside the taper pipe, can pass through the spacing direction subassembly that sets up on taper pipe upper portion when rivers flow from the taper pipe, and spacing direction subassembly plays the hindrance to rivers to can influence measuring precision, influence measuring result.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, an object of the present utility model is to provide a float flowmeter for solving the problems that the limit guide assembly in the prior art blocks water flow, thereby affecting measurement accuracy and measurement result.
To achieve the above and other related objects, the present utility model provides a float flowmeter comprising:
a measuring tube, in which a flow guide tube is arranged;
the measuring assembly is arranged at the upper part of the measuring tube and used for measuring flow and sealing the top of the measuring tube, the measuring assembly comprises a measuring tube and a converter, the converter is connected with the measuring tube, the measuring tube is arranged above the measuring tube, and a limiting device is arranged inside the measuring tube;
the float assembly is arranged inside the guide pipe and comprises a float and a float rod, the float is matched with the guide pipe to fix the float, the bottom of the float rod is connected with the float, and the top of the float rod penetrates out of the guide pipe and the measuring pipe and is arranged inside the limiting device.
Optionally, the floating rod includes first pole and second pole, first pole lower extreme with the buoy is connected, first pole upper end with the second pole lower extreme is connected, the second pole sets up wears to establish inside the stop device, the diameter of first pole is greater than stop device's inner circle diameter is used for spacing first pole.
Optionally, a sealing table is arranged at the top of the measuring tube, a via hole is formed in the middle of the sealing table, the measuring cylinder is arranged on the sealing table and coaxial with the via hole, and the floating rod passes through the via hole and is arranged in the measuring cylinder.
Optionally, the stop device includes limit bearing, limit bearing sets up inside the measuring cylinder, the floating rod passes limit bearing inner circle, just the floating rod upper end wears out limit bearing sets up.
Optionally, stop device includes the spacing ball, the spacing ball is provided with a plurality of, and a plurality of spacing ball evenly distributed is in inside the measuring vessel, and a plurality of spacing ball combination becomes annular structure, the floating rod sets up between the spacing ball.
Optionally, a guiding part is arranged at the inner bottom of the guiding pipe, the bottom of the buoy is connected with the upper end of the guiding rod, and the lower end of the guiding rod is arranged in the guiding part.
Optionally, the guide part is a linear bearing, and the lower end of the guide rod is arranged inside the linear bearing.
Optionally, the guiding part comprises a mounting frame, the mounting frame is arranged inside the guiding pipe, a guiding ring is arranged at the top of the mounting frame, the bottom of the guiding rod is arranged inside the guiding ring, and the bottom of the guiding rod penetrates through the guiding ring and is positioned below the guiding ring.
Optionally, a positioning plate is arranged at the bottom in the measuring tube, a positioning groove is arranged at the bottom of the guiding part, and the positioning plate is arranged in the positioning groove.
Optionally, two opposite sides of the bottom of the measuring tube are respectively provided with a liquid inlet tube and a liquid outlet tube, and the liquid inlet tube passes through the measuring tube and is communicated with the flow guide tube.
As described above, the technical solution of the present utility model at least includes: by arranging the measuring guide tube, the limiting device of the floating rod is arranged in the guide tube, and when water flows through the guide tube, the water flow throughput and the water flow speed are not influenced by the limiting device, so that the measuring precision is improved, and the high-precision measurement is realized;
and the limiting device is arranged in the measurement guide tube, and the contact part is only the contact part of the limiting device and the floating rod, so that the contact area between the floating rod and the measurement guide tube is reduced, and the friction force is reduced, and the measurement accuracy is improved.
Drawings
FIG. 1 shows a front view of an exemplary embodiment of the present utility model;
FIG. 2 shows a cross-sectional view of an exemplary embodiment of the present utility model;
fig. 3 shows a left side view of an exemplary embodiment of the present utility model.
Part number description:
1. a measuring tube; 2. a measurement assembly; 201. measuring a guide tube; 202. a converter; 3. a float assembly; 301. a buoy; 302. a floating rod; 303. a first lever; 304. a second lever; 4. a flow guiding pipe; 5. a limiting device; 6. a sealing table; 7. a via hole; 8. a guide part; 9. a guide rod; 10. a liquid inlet pipe; 11. and a liquid outlet pipe.
Detailed Description
Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model.
It should be noted that the illustrations provided in the following embodiments merely illustrate the basic concept of the present utility model by way of illustration, and only the components related to the present utility model are shown in the drawings and are not drawn according to the number, shape and size of the components in actual implementation, and the form, number and proportion of the components in actual implementation may be arbitrarily changed, and the layout of the components may be more complicated.
The measuring guide tube and the converter are located at the upper part, and the liquid inlet tube and the liquid outlet tube are located at the lower part.
Fig. 1 is a front view showing an exemplary embodiment of the present application, fig. 3 is a left side view showing an exemplary embodiment of the present application, referring to fig. 1 and 3, the present utility model provides a float flowmeter, comprising: the measuring device comprises a measuring tube 1, a measuring assembly 2 and a float assembly 3, wherein a flow guide tube 4 is arranged in the measuring tube 1, the measuring assembly 2 is arranged at the upper part of the measuring tube 1 and is used for measuring flow and sealing the top of the measuring tube 1, the measuring assembly 2 comprises a measuring guide tube 201 and a converter 202, the converter 202 is connected with the measuring guide tube 201, the measuring guide tube 201 is arranged above the measuring tube 1, and a limiting device 5 is arranged inside the measuring guide tube 201; the float assembly 3 is arranged inside the flow guide pipe 4, the float assembly 3 comprises a float 301 and a floating rod 302, the float 301 is matched with the flow guide pipe 4 to fix the float 301, the bottom of the floating rod 302 is connected with the float 301, and the top of the floating rod 302 penetrates out of the flow guide pipe 4 and the measuring pipe 1 and is arranged inside the limiting device 5.
In an embodiment of the application, concrete, survey buret 1 vertical setting, set up honeycomb duct 4 in survey buret 1 inside, survey buret 1's top is sealed state, honeycomb duct 4 also vertical setting, be provided with float subassembly 3 in honeycomb duct 4 inside, float subassembly 3 includes buoy 301 and float rod 302, buoy 301 sets up inside honeycomb duct 4, honeycomb duct 4 inside is provided with the conical surface, when no rivers, buoy 301 contacts with the conical surface, when rivers, rivers upwards dash buoy 301, buoy 301 forms an annular flow area with honeycomb duct 4's conical surface, still be connected with float rod 302's lower part in buoy 301 upper portion, float rod 302's upper portion wears out survey buret 1's top setting, still set up measuring subassembly 2 in survey buret 1's upper portion, measuring subassembly 2 includes measuring guide tube 201 and converter 202, measuring guide tube 201 sets up at survey buret 1 top, and float rod 302 wears out the part of survey buret 1 and sets up inside measuring guide tube 201, the diameter of measuring guide tube 201 is greater than float rod 302, set up stop device 5 in measuring guide tube 201, float rod 302 wears out the measuring guide tube inside, float rod 302 wears out the measuring guide tube 5, float rod 302 and is worn out the lower part and is connected with the lower part of float rod 302, the lower part of measuring guide tube 1, the upper end of measuring guide tube 1 is passed through measuring guide tube 1, the measuring guide tube 5, the measuring guide tube is passed through the measuring guide tube is measured 5, the measuring guide tube 201 and the measuring precision is reduced, the measuring device is passed through the measuring guide tube 5, the measuring guide tube 201 and is measured in the measuring guide tube 201, the measuring device is measured by the measuring guide tube 201 and is measured 5, and is measured by the measuring device is measured 5, and is measured by the measuring tube 201 and is measured 3.
FIG. 2 is a cross-sectional view of an exemplary embodiment of the present application, see FIG. 2;
the floating rod 302 comprises a first rod 303 and a second rod 304, the lower end of the first rod 303 is connected with the buoy 301, the upper end of the first rod 303 is connected with the lower end of the second rod 304, the second rod 304 is arranged in the limiting device 5 in a penetrating mode, and the diameter of the first rod 303 is larger than that of an inner ring of the limiting device 5 and used for limiting the first rod 303.
In one embodiment of the present application, specifically, the floating rod 302 includes a first rod 303 and a second rod 304, where the diameter of the first rod 303 is greater than that of the second rod 304, the first rod 303 is connected to the top of the buoy 301, the second rod 304 is connected to the top of the first rod 303, the second rod 304 is inserted into the limiting device 5, and the diameter of the first rod 303 is greater than that of the limiting device 5, that is, the first rod 303 cannot pass through the limiting device 5, to protect the measurement guide tube 201, and when water is prevented from flowing too much, the greater the impact on the buoy 301, the greater the buoy 301 is located upward, and the floating rod 302 is driven to displace upward, thereby causing the floating rod 302 to jack the top seal of the measurement guide tube 201.
The top of the measuring tube 1 is provided with a sealing table 6, the middle part of the sealing table 6 is provided with a through hole 7, the measuring guide tube 201 is arranged on the sealing table 6 and is coaxial with the through hole 7, and the floating rod 302 passes through the through hole 7 and is arranged in the measuring guide tube 201.
In one embodiment of the application, specifically, the top of the measuring tube 1 is provided with a support flange, the upper surface of the support flange is provided with a sealing table 6, a fixing flange is further arranged on the sealing table 6, the support flange, the sealing table 6 and the fixing flange are fixed and installed on the top of the measuring tube 1 through fixing screws, meanwhile, the top of the measuring tube 1 is sealed, a through hole 7 is formed in the sealing table 6, the through hole 7 is coaxial with the measuring guide tube 201, and a floating rod 302 penetrates through the through hole 7 and is arranged inside the measuring guide tube 201.
The limiting device 5 comprises a limiting bearing, the limiting bearing is arranged inside the measurement guide tube 201, the floating rod 302 penetrates through the inner ring of the limiting bearing, and the upper end of the floating rod 302 penetrates out of the limiting bearing.
In one embodiment of the present application, specifically, the limiting device 5 is a limiting bearing, the limiting bearing is disposed inside the measurement guide tube 201, a limiting groove is disposed on an inner wall of the measurement guide tube 201, the limiting bearing is disposed in the limiting groove, and the floating rod 302 passes through an inner ring of the limiting bearing and passes out of the setting of the limiting bearing.
The limiting device 5 comprises a plurality of limiting balls, the limiting balls are uniformly distributed inside the measuring guide tube 201, the limiting balls are combined into an annular structure, and the floating rod 302 is arranged between the limiting balls.
In an embodiment of the present application, specifically, the limiting device 5 includes four limiting columns, four limiting columns are uniformly distributed on the same horizontal plane in the measuring guide tube 201, and two pairs of limiting columns are arranged, the opposite surfaces of the limiting columns are provided with mounting grooves, limiting balls are arranged in the mounting grooves, the limiting balls can rotate in the mounting grooves, and the floating rod 302 passes through between the limiting balls.
The guiding pipe 4 is provided with a guiding part 8 at the bottom, the bottom of the buoy 301 is connected with the upper end of the guiding rod 9, and the lower end of the guiding rod 9 is arranged in the guiding part 8.
In one embodiment of the present application, specifically, a guiding portion 8 is disposed at the bottom of the guiding tube 4, a guiding hole is disposed in the guiding portion 8, the bottom of the buoy 301 is connected to a guiding rod 9, and the lower portion of the guiding rod 9 is disposed in the guiding hole.
Alternatively, the guide 8 is provided inside the measurement guide tube 201.
The guide part 8 is a linear bearing, and the lower end of the guide rod 9 is arranged in the linear bearing.
The guide part 8 comprises a mounting frame, the mounting frame is arranged inside the guide pipe 4, a guide ring is arranged at the top of the mounting frame, the bottom of the guide rod 9 is arranged inside the guide ring, and the bottom of the guide rod 9 penetrates through the guide ring to be located below the guide ring.
In one embodiment of the application, specifically, the guiding part 8 comprises a mounting frame, the mounting frame is arranged at the bottom of the guiding pipe 4, a guiding ring is further arranged at the top of the mounting frame, and the guiding rod 9 is arranged inside the guiding ring.
The measuring tube 1 is provided with a locating plate in the bottom, the guide part 8 is provided with a locating groove in the bottom, and the locating plate is arranged in the locating groove.
The two opposite sides of the bottom of the measuring tube 1 are respectively provided with a liquid inlet tube 10 and a liquid outlet tube 11, and the liquid inlet tube 10 passes through the measuring tube 1 and is communicated with the flow guide tube 4.
In an embodiment of the present application, specifically, the left and right ends of the bottom of the measuring tube 1 are respectively provided with a liquid inlet tube 10 and a liquid outlet tube 11, the liquid outlet tube 11 is communicated with the measuring tube 1, the liquid inlet tube 10 passes through the measuring tube 1 and is communicated with the guide tube, water flow enters from the liquid inlet tube 10, flows into the guide tube, flows into the measuring tube 1 again, and finally flows out from the liquid outlet tube 11.
The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.
Claims (10)
1. A float flow meter, comprising:
a measuring tube, in which a flow guide tube is arranged;
the measuring assembly is arranged at the upper part of the measuring tube and used for measuring flow and sealing the top of the measuring tube, the measuring assembly comprises a measuring tube and a converter, the converter is connected with the measuring tube, the measuring tube is arranged above the measuring tube, and a limiting device is arranged inside the measuring tube;
the float assembly is arranged inside the guide pipe and comprises a float and a float rod, the float is matched with the guide pipe to fix the float, the bottom of the float rod is connected with the float, and the top of the float rod penetrates out of the guide pipe and the measuring pipe and is arranged inside the limiting device.
2. A float flow meter as claimed in claim 1, wherein:
the floating rod comprises a first rod and a second rod, the lower end of the first rod is connected with the buoy, the upper end of the first rod is connected with the lower end of the second rod, the second rod is arranged inside the limiting device in a penetrating mode, and the diameter of the first rod is larger than that of an inner ring of the limiting device and used for limiting the first rod.
3. A float flow meter according to claim 1 or 2, wherein:
the measuring tube top is equipped with the sealing station, the sealing station middle part is provided with the via hole, the measuring cylinder sets up on the sealing station just the measuring cylinder with the coaxial of via hole, the floating rod passes the via hole sets up in the measuring cylinder.
4. A float flow meter as claimed in claim 1, wherein:
the limiting device comprises a limiting bearing, the limiting bearing is arranged inside the measuring cylinder, the floating rod penetrates through the inner ring of the limiting bearing, and the upper end of the floating rod penetrates out of the limiting bearing.
5. A float flow meter as claimed in claim 1, wherein:
the limiting device comprises a plurality of limiting balls, the limiting balls are uniformly distributed in the measuring cylinder, the limiting balls are combined into an annular structure, and the floating rod is arranged between the limiting balls.
6. A float flow meter according to claim 4 or 5, wherein:
the bottom is provided with the guiding portion in the honeycomb duct, the buoy bottom is connected with the guide bar upper end, the guide bar lower extreme sets up in the guiding portion.
7. The float flow meter of claim 6 wherein:
the guide part is a linear bearing, and the lower end of the guide rod is arranged in the linear bearing.
8. The float flow meter of claim 7 wherein:
the guide part comprises a mounting frame, the mounting frame is arranged inside the guide pipe, a guide ring is arranged at the top of the mounting frame, the bottom of the guide rod is arranged inside the guide ring, and the bottom of the guide rod penetrates through the guide ring and is positioned below the guide ring.
9. The float flow meter of claim 8 wherein:
the bottom is provided with the locating plate in the survey buret, the guide part bottom is provided with the constant head tank, the locating plate sets up in the constant head tank.
10. A float flow meter as claimed in claim 1, wherein:
the liquid inlet pipe and the liquid outlet pipe are respectively arranged at two opposite side edges of the bottom of the measuring pipe, and the liquid inlet pipe penetrates through the measuring pipe and is communicated with the guide pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320951360.4U CN220472705U (en) | 2023-04-24 | 2023-04-24 | Float flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320951360.4U CN220472705U (en) | 2023-04-24 | 2023-04-24 | Float flowmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220472705U true CN220472705U (en) | 2024-02-09 |
Family
ID=89776490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320951360.4U Active CN220472705U (en) | 2023-04-24 | 2023-04-24 | Float flowmeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220472705U (en) |
-
2023
- 2023-04-24 CN CN202320951360.4U patent/CN220472705U/en active Active
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