CN220568190U - Turbine flowmeter for measuring tiny gas flow - Google Patents
Turbine flowmeter for measuring tiny gas flow Download PDFInfo
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- CN220568190U CN220568190U CN202322250770.9U CN202322250770U CN220568190U CN 220568190 U CN220568190 U CN 220568190U CN 202322250770 U CN202322250770 U CN 202322250770U CN 220568190 U CN220568190 U CN 220568190U
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 28
- 229910052742 iron Inorganic materials 0.000 claims description 14
- 238000000926 separation method Methods 0.000 claims description 12
- 238000005259 measurement Methods 0.000 abstract description 5
- 230000035945 sensitivity Effects 0.000 abstract description 3
- 238000010030 laminating Methods 0.000 description 3
- 210000003437 trachea Anatomy 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- -1 chemical engineering Substances 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model provides a turbine flowmeter for measuring the flow of tiny gas, which belongs to the technical field of flowmeters and aims to solve the problems that when the flow of the tiny gas is detected by the existing flowmeter, the rotation speed of blades inside the flowmeter is slow due to small impact force of the tiny gas, so that the measurement result is inaccurate, and a worker has inconvenience when transporting and storing the flowmeter. According to the utility model, the baffle plate is in a plate-shaped structure, and the baffle plate is arranged in a vertical state, so that the contact area between the baffle plate and the air flow can be increased, the baffle plate can be pushed to rotate by the tiny air flow, and the sensitivity of the flowmeter for measuring the tiny air flow is improved.
Description
Technical Field
The utility model belongs to the technical field of flowmeters, and particularly relates to a turbine flowmeter for measuring micro gas flow.
Background
Turbine flowmeters generally adopt multi-blade rotors to sense the average flow velocity of fluid, so that the flow or total flow meter is deduced, and the turbine flowmeter has wide application in industries such as petroleum, chemical engineering, steel and the like, but the existing flowmeters have some defects.
Based on the above, when the flow of the tiny gas is detected by the current flowmeter, the impact force of the tiny gas is smaller, so that the rotation speed of the blades in the flowmeter is slow, and the measurement result is inaccurate; and the workers have some inconveniences when transporting and storing the flowmeter.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a turbine flowmeter for measuring the flow of tiny gas, which is used for solving the problems that the rotation speed of blades inside the flowmeter is slow due to small impact force of tiny gas when the flow of tiny gas is detected by the existing flowmeter, the measurement result is inaccurate, and a worker has inconvenience when carrying and storing the flowmeter.
The utility model provides a turbine flowmeter for measuring micro gas flow, which is characterized by comprising the following specific technical means: a turbine flowmeter for measuring minute gas flow includes a housing;
the inside of the shell is provided with a cavity, the left side of the inside of the shell is provided with an air inlet hole, the air inlet hole is communicated with the cavity, the right side of the inside of the shell is provided with an air outlet hole, and the air outlet hole is communicated with the cavity;
the front end face of the connecting pipe is provided with external threads, and the rear end face of the connecting pipe is internally provided with internal threads;
the surface of the connecting plate is provided with a through hole, and the left end and the right end of the connecting plate are respectively provided with an iron strip;
the connecting shaft is rotationally connected in the cavity inside the shell;
the turntable is positioned in the cavity in the shell, and is fixedly arranged in the middle of the surface of the connecting shaft.
Further, the left end surface fixed mounting of casing has the intake pipe, intake pipe and inlet port intercommunication, intake pipe and connecting pipe threaded connection, and the right end surface fixed mounting of casing has the outlet duct, and outlet duct and venthole intercommunication.
Further, the upper end surface of carousel is equipped with the treater, and the recess has evenly been seted up to the outer terminal surface of carousel, and the separation blade is installed to the outer terminal surface of carousel, and the separation blade is platelike structure.
Further, a display is arranged in the middle of the upper end face of the shell, and the display main body is of a circular plate structure.
Further, two device grooves are respectively formed in the front end face and the rear end face of the shell, a connecting plate is connected in the device grooves in a rotating mode, and when the connecting plate is clamped in the device grooves, the outer end face of the connecting plate is flush with the outer end face of the shell.
Further, two magnet blocks are respectively installed on the left end face and the right end face of the device groove, and when the connecting plate is clamped in the device groove, the magnet blocks are attached to iron bars at the left end and the right end of the connecting plate.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the front end surface of the connecting pipe is provided with the external thread, the rear end of the connecting pipe is provided with the internal thread, and a worker can connect two or more connecting pipes together, so that when the air pipe of the flow to be measured is far away from the shell, the worker can increase the number of the connecting pipes, and the air flow in the air pipe can be conveniently measured.
In addition, the baffle plate is of a plate-shaped structure, and the baffle plate is arranged in a vertical state, so that the contact area between the baffle plate and the air flow can be increased, the baffle plate can be pushed to rotate by the tiny air flow, and the sensitivity of the flowmeter for measuring the tiny air flow is improved.
In addition, rotate the setting of connection at the device inslot portion through the connecting plate for the workman is when installing the casing, can rotate out the connecting plate from the device inslot portion, and the terminal surface is still installed an iron strap about the connecting plate respectively, and the magnet piece has all been seted up to the terminal surface about the device groove, makes the workman transport the casing when storing, can be with the connecting plate joint at the device inslot portion, through the setting of magnet piece and iron strap laminating, can fix the connecting plate at the device inslot portion.
Drawings
Fig. 1 is a schematic view of the overall device structure of the present utility model.
Fig. 2 is a schematic view of the internal device structure of the housing of the present utility model.
Fig. 3 is a schematic cross-sectional view of the housing of the present utility model.
Fig. 4 is a schematic diagram of a housing and a display according to the present utility model.
Fig. 5 is a schematic view of the structure of the housing, the air inlet pipe and the connecting pipe of the present utility model.
Fig. 6 is a schematic view of the structure of the connecting shaft and the turntable according to the present utility model.
In the figure, the correspondence between the component names and the drawing numbers is:
1. a housing; 101. a cavity; 102. an air inlet hole; 103. an air outlet hole; 104. a device slot; 1041. a magnet block; 2. an air inlet pipe; 3. an air outlet pipe; 4. a connecting pipe; 5. a connecting plate; 501. iron bars; 6. a connecting shaft; 7. a turntable; 701. a processor; 8. a baffle; 9. a display.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples.
Embodiment one: as shown in fig. 1 to 6:
the utility model provides a turbine flowmeter for measuring tiny gas flow, which comprises a shell 1;
the inside of the shell 1 is provided with a cavity 101, the left side of the inside of the shell 1 is provided with an air inlet hole 102, the air inlet hole 102 is communicated with the cavity 101, the right side of the inside of the shell 1 is provided with an air outlet hole 103, and the air outlet hole 103 is communicated with the cavity 101;
the front end surface of the connecting pipe 4 is provided with external threads, and the rear end surface of the connecting pipe 4 is internally provided with internal threads;
the connecting plate 5 is provided with through holes on the surface of the connecting plate 5, and the left end and the right end of the connecting plate 5 are respectively provided with an iron strip 501;
a connecting shaft 6, the connecting shaft 6 is rotatably connected in a cavity 101 inside the housing 1;
the turntable 7, the turntable 7 is located in the cavity 101 inside the housing 1, and the turntable 7 is fixedly installed at a position intermediate the surface of the connection shaft 6.
Wherein, the left end surface fixed mounting of casing 1 has intake pipe 2, intake pipe 2 and inlet port 102 intercommunication, intake pipe 2 and connecting pipe 4 threaded connection, the right-hand member surface fixed mounting of casing 1 has outlet duct 3, outlet duct 3 and venthole 103 intercommunication, in the use, the external screw thread has been seted up to the preceding terminal surface of connecting pipe 4, the internal screw thread has been seted up to the rear end of connecting pipe 4, the workman can be with the front end threaded connection of connecting pipe 4 inside intake pipe 2 of casing 1 left end face, then with the rear end of connecting pipe 4 with the trachea connection of measuring the flow, and when measuring the flow trachea and casing 1 distance far away, the workman can increase the quantity of connecting pipe 4, link together two or more connecting pipes 4, be convenient for measure the inside gas flow of trachea.
The upper end surface of carousel 7 is equipped with treater 701, the outward facing surface of carousel 7 evenly sets up flutedly, separation blade 8 is installed to the outward facing surface of carousel 7, separation blade 8 is platelike structure, display 9 is installed to the up end intermediate position of casing 1, display 9 main part is circular plate structure, in the use, gas enters into inlet port 102 from intake pipe 2, and inlet port 102, cavity 101, venthole 103 intercommunication each other, make gas when being discharged from venthole 103 through cavity 101, the air current can strike separation blade 8 of carousel 7 outward facing surface, consequently separation blade 8 can take place to rotate along with the impact of air current, because separation blade 8 is platelike structure, and separation blade 8 is in vertical state, can increase separation blade 8 and the area of contact of air current, make tiny air current just can promote separation blade 8 and rotate, the setting in cavity 101 is inside to be rotated through connecting axle 6, carousel 7 can rotate around connecting axle 6, the velocity of flow of gas changes into the rotational speed of electrical signal 7 at this moment, the up end surface of carousel 7 installs treater, the electrical signal 701 can change into electrical signal 7 and change into the rotational speed of rotation of carousel 7 into the casing 9 and can be fixed to the display of gas, thereby the display flow rate of flow is known to the workman, the display 9 can be carried out to the display on the surface of the carousel 1.
Wherein, two device grooves 104 have been seted up respectively to the front and back terminal surface of casing 1, device groove 104 inside rotates and is connected with connecting plate 5, connecting plate 5 joint is in the inside time of device groove 104, the outer terminal surface of connecting plate 5 and the outer terminal surface parallel and level of casing 1, two magnet piece 1041 are installed respectively to the inside left and right sides terminal surface of device groove 104, when connecting plate 5 joint is in the inside time of device groove 104, magnet piece 1041 and the laminating of iron bar 501 at both ends about connecting plate 5, in the use, rotate the setting of connecting at device groove 104 through connecting plate 5, make the workman when installing casing 1, can rotate out connecting plate 5 from device groove 104 inside, and the through-hole has been seted up on connecting plate 5's surface, the workman can pass the through-hole on connecting plate 5 surface, realize the fixing to casing 1, and the iron bar 501 is still installed respectively to the left and right sides terminal surface of connecting plate 5, the time of device groove 104 all has seted up magnet piece 1041, make the workman transport the inside device groove 104, can be with connecting plate 5 joint, through magnet piece 1041 and setting up inside can be fixed at connecting plate 5 inside the device groove 104.
Specific use and action of the embodiment:
in the utility model, the front end surface of the connecting pipe 4 is provided with external threads, the rear end of the connecting pipe 4 is provided with internal threads, a worker can connect the front end of the connecting pipe 4 in the air inlet pipe 2 on the left end surface of the shell 1 in a threaded manner, then connect the rear end of the connecting pipe 4 with the air pipe of the flow to be measured, when the air pipe of the flow to be measured is far away from the shell 1, the worker can increase the number of the connecting pipes 4, connect two or more connecting pipes 4 together, facilitate the measurement of the air flow in the air pipe, the air enters the air inlet hole 102 from the air inlet pipe 2, the air inlet hole 102, the cavity 101 and the air outlet 103 are mutually communicated, so that when the air is discharged from the air outlet hole 103 through the cavity 101, the air flow can impact the baffle 8 on the outer end surface of the turntable 7, therefore, the baffle 8 can rotate along with the impact of the air flow, and the baffle 8 is in a vertical state, the contact area of the baffle 8 and the air flow can be increased, so that the baffle 8 can be pushed to rotate by the tiny air flow, the sensitivity is increased, the rotary table 7 can rotate around the connecting shaft 6 through the arrangement of the connecting shaft 6 in a rotating way, the flow rate of the air can be converted into the rotating speed of the rotary table 7 at the moment, the processor 701 is arranged on the upper end surface of the rotary table 7, the rotating speed of the rotary table 7 can be converted into an electric signal in direct proportion to the flow, the display 9 is fixedly arranged on the upper end surface of the shell 1, the display 9 can display the electric signal, thereby enabling workers to know the flow rate of the air, the connecting plate 5 can be rotated out of the device groove 104 through the arrangement of the connecting plate 5 in the process of installing the shell 1, through holes are formed on the surface of the connecting plate 5, the workman can pass the through-hole on connecting plate 5 surface with the screw, realizes fixing casing 1, and still installs an iron strap 501 about the terminal surface about connecting plate 5 respectively, and magnet piece 1041 has all been seted up to the terminal surface about the device groove 104 for the workman can transport the time of storing casing 1, can be with connecting plate 5 joint inside device groove 104, through the setting of magnet piece 1041 and iron strap 501 laminating, can fix connecting plate 5 inside device groove 104.
Embodiment two: based on the connection board 5 in the first embodiment, the connection board 5 may be made of iron, at this time, the two ends of the connection board 5 may not need to be provided with the iron strips 501, and when the connection board 5 is clamped inside the device slot 104, the connection board 5 itself may be attracted by the magnet block 1041, so that the connection board 5 may be fixed inside the device slot 104.
Embodiment III: based on the connecting pipe 4 in the first embodiment, the connecting pipe 4 can be set to different lengths, so that a worker can select the connecting pipe 4 with a proper length according to the site requirement when installing the housing 1, thereby facilitating the measurement work of the worker.
Claims (6)
1. A turbine flowmeter for measuring minute gas flow, characterized by: the device comprises a shell (1), wherein a cavity (101) is formed in the shell (1), an air inlet hole (102) is formed in the left side of the interior of the shell (1), the air inlet hole (102) is communicated with the cavity (101), an air outlet hole (103) is formed in the right side of the interior of the shell (1), and the air outlet hole (103) is communicated with the cavity (101); the connecting pipe (4), the front end surface of the connecting pipe (4) is provided with external threads, and the rear end surface of the connecting pipe (4) is internally provided with internal threads; the connecting plate (5), the surface of the connecting plate (5) is provided with a through hole, and the left end and the right end of the connecting plate (5) are respectively provided with an iron strip (501); the connecting shaft (6), the said connecting shaft (6) rotates and connects in the cavity (101) inside body (1); the rotary table (7), the rotary table (7) is arranged in a cavity (101) in the shell (1), and the rotary table (7) is fixedly arranged at the middle position of the surface of the connecting shaft (6).
2. A turbine flowmeter for measuring minute gas flow as defined in claim 1, wherein: the left end surface fixed mounting of casing (1) has intake pipe (2), intake pipe (2) and inlet port (102) intercommunication, and intake pipe (2) and connecting pipe (4) threaded connection, the right-hand member surface fixed mounting of casing (1) has outlet duct (3), outlet duct (3) and venthole (103) intercommunication.
3. A turbine flowmeter for measuring minute gas flow as defined in claim 1, wherein: the upper end surface of carousel (7) is equipped with treater (701), and the outer terminal surface of carousel (7) is evenly seted up flutedly, and separation blade (8) are installed to the outer terminal surface of carousel (7), and separation blade (8) are platelike structure.
4. A turbine flowmeter for measuring minute gas flow as defined in claim 1, wherein: the display (9) is arranged in the middle of the upper end face of the shell (1), and the display (9) body is of a circular plate structure.
5. A turbine flowmeter for measuring minute gas flow as defined in claim 1, wherein: two device grooves (104) are respectively formed in the front end face and the rear end face of the shell (1), a connecting plate (5) is connected inside the device grooves (104) in a rotating mode, and when the connecting plate (5) is clamped inside the device grooves (104), the outer end face of the connecting plate (5) is flush with the outer end face of the shell (1).
6. A turbine flowmeter for measuring minute gas flow as defined in claim 5, wherein: two magnet blocks (1041) are respectively arranged on the left end face and the right end face inside the device groove (104), and when the connecting plate (5) is clamped inside the device groove (104), the magnet blocks (1041) are attached to iron bars (501) at the left end and the right end of the connecting plate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322250770.9U CN220568190U (en) | 2023-08-22 | 2023-08-22 | Turbine flowmeter for measuring tiny gas flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322250770.9U CN220568190U (en) | 2023-08-22 | 2023-08-22 | Turbine flowmeter for measuring tiny gas flow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220568190U true CN220568190U (en) | 2024-03-08 |
Family
ID=90090992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322250770.9U Active CN220568190U (en) | 2023-08-22 | 2023-08-22 | Turbine flowmeter for measuring tiny gas flow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220568190U (en) |
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2023
- 2023-08-22 CN CN202322250770.9U patent/CN220568190U/en active Active
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