CN210346772U

CN210346772U - Intelligent micro turbine flowmeter

Info

Publication number: CN210346772U
Application number: CN201921594077.0U
Authority: CN
Inventors: 冯明娟
Original assignee: Jiangsu Xinyada Instrument Manufacturing Co Ltd
Current assignee: Jiangsu Xinyada Instrument Manufacturing Co Ltd
Priority date: 2019-09-24
Filing date: 2019-09-24
Publication date: 2020-04-17
Anticipated expiration: 2029-09-24

Abstract

The utility model relates to a flowmeter technical field just discloses small turbine flowmeter of intelligence, which comprises a housin, the connecting pipe has been cup jointed to the both ends difference screw thread of casing, the middle part fixedly connected with metal collapsible tube of connecting pipe, metal collapsible tube's outside fixedly connected with plastic hose, the inboard of connecting pipe is equipped with the internal thread, the movable hole has been seted up at the middle part on casing top, the pivot has been cup jointed in the inside activity of movable hole, the bottom fixedly connected with of pivot is located the inside impeller of casing, the race has been seted up at the middle part of impeller. The utility model discloses a connecting pipe and metal collapsible tube, the vibrations that make to produce around the pipeline can obtain subducing under metal collapsible tube's effect, and furthest's the pipeline of having avoided transmits the shaking force for turbine flowmeter, has guaranteed turbine flowmeter's stability to promote the life and the accuracy nature of device, the turbine flowmeter of being convenient for keeps the calibration characteristic for a long time, has improved the rationality of device.

Description

Intelligent micro turbine flowmeter

Technical Field

The utility model relates to a flowmeter technical field specifically is the small turbine flowmeter of intelligence.

Background

The turbine flowmeter is an instrument formed by a turbine flow sensor and an intelligent instrument, can accurately calculate the flow in unit time, and has the advantages of high accuracy, good repeatability, no zero drift, high range ratio and the like.

The existing turbine flowmeter is in the using process, vibration is often generated along with working equipment around an applied pipeline, the vibration is transmitted to the turbine flowmeter, the turbine flowmeter can be loosened after long-time use, the service life of the turbine flowmeter is shortened, certain influence can be exerted on the accuracy of the turbine flowmeter, the turbine flowmeter is not convenient to maintain the calibration characteristic for a long time, on the other hand, most of turbines have certain requirements on a flowing medium, the physical property of fluid has great influence on the flow characteristic, the accuracy of the turbine flowmeter is reduced, the practicability of the turbine flowmeter is further reduced, and therefore the intelligent small turbine flowmeter is provided.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a small turbine flowmeter of intelligence possesses the advantage stable high and that the practicality is high, has solved the problem mentioned among the above-mentioned background art.

The utility model provides a following technical scheme: the intelligent micro turbine flowmeter comprises a shell, wherein connecting pipes are respectively in threaded sleeve joint at two ends of the shell, a metal hose is fixedly connected to the middle of each connecting pipe, a plastic hose is fixedly connected to the outer side of each metal hose, an internal thread is arranged on the inner side of each connecting pipe, a movable hole is formed in the middle of the top end of the shell, a rotating shaft is movably sleeved in the movable hole, an impeller positioned in the shell is fixedly connected to the bottom of the rotating shaft, a wheel groove is formed in the middle of the impeller, fixing rings positioned on two sides of the impeller are respectively and fixedly connected to the inside of the shell, a rotating rod is fixedly connected to the middle of each fixing ring, guide vanes are fixedly connected to the outer side of each rotating rod, a sealing block positioned above each movable hole is fixedly connected to the top end of each rotating shaft, an amplifier, the top end of the fixed rod is fixedly connected with a display.

Preferably, the outer sides of the two ends of the shell are respectively provided with an external thread, the inner side of one end of the inner side of the connecting pipe is provided with a thread head, and the external thread is matched with the thread head.

Preferably, the plastic hose is U-shaped, and both ends of the plastic hose are connected to the inside of the connection pipe.

Preferably, the diameter value of the impeller is equal to the inner diameter value of the shell, and the impeller uniformly surrounds the outer side of the rotating shaft.

Preferably, the fixed ring is fixedly connected with a connecting rod in the inner part, and the connecting rod is connected with the rotating rod.

Preferably, a counting system is arranged inside the display and electrically connected with the amplifier.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. the utility model discloses a connecting pipe and metal collapsible tube, the vibrations that make to produce around the pipeline can obtain subducing under metal collapsible tube's effect, and furthest's the pipeline of having avoided transmits the shaking force for turbine flowmeter, has guaranteed turbine flowmeter's stability to promote the life and the accuracy nature of device, the turbine flowmeter of being convenient for keeps the calibration characteristic for a long time, has improved the rationality of device.

2. The utility model discloses an impeller and race make the device can adapt to different circulation media and measure, have avoided the fluid rerum natura to produce great influence to the flow characteristic, have guaranteed that turbine flowmeter can measure multiple medium to promote the accuracy of device measurement, improved the practicality and the reliability of device.

Drawings

FIG. 1 is a schematic sectional view of the structure of the present invention;

FIG. 2 is a schematic side view of the structure of the present invention;

fig. 3 is a schematic view of the impeller of the present invention.

In the figure: 1. a housing; 2. a connecting pipe; 3. a metal hose; 4. a plastic hose; 5. an internal thread; 6. a movable hole; 7. a rotating shaft; 8. an impeller; 9. a wheel groove; 10. a fixing ring; 11. rotating the rod; 12. a guide plate; 13. a sealing block; 14. an amplifier; 15. fixing the rod; 16. a display.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, an intelligent micro turbine flowmeter comprises a housing 1, wherein external threads are respectively arranged at the outer sides of two ends of the housing 1, a screw head is arranged at the inner side of one end of the inner side of a connecting pipe 2, the external threads are matched with the screw head, the external threads are respectively arranged at the outer sides of the two ends of the housing 1, the screw head is arranged at the inner side of one end of the inner side of the connecting pipe 2, and the external threads are matched with the screw head, so that a metal hose 3 can be stably connected to the two ends of the device, further, vibration generated around the pipeline can be reduced under the action of the metal hose 3, the vibration force transmitted to the turbine flowmeter by the pipeline is greatly avoided, the stability of the turbine flowmeter is ensured, the service life and the accuracy of the device are improved, the calibration characteristic of the turbine flowmeter is conveniently maintained for a long time, the rational, the middle part of the connecting pipe 2 is fixedly connected with a metal hose 3, the outer side of the metal hose 3 is fixedly connected with a plastic hose 4, the plastic hose 4 is U-shaped, the two ends of the plastic hose 4 are connected inside the connecting pipe 2, the two ends of the plastic hose 4 and the U-shaped plastic hose 4 are connected inside the connecting pipe 2, so that the metal hose 3 can be stably connected inside the connecting pipe 2, and can be self-adaptive along with the bending of the metal hose 3, the aging rate of the metal hose 3 is reduced, the service life of the device is prolonged, the stability and the reliability of the device are improved, the inner side of the connecting pipe 2 is provided with an internal thread 5, the middle part of the top end of the shell 1 is provided with a movable hole 6, the inside of the movable hole 6 is movably sleeved with a rotating shaft 7, the bottom of the rotating shaft 7 is fixedly connected with an impeller 8 positioned inside the shell 1, and, the impeller 8 evenly surrounds the outer side of the rotating shaft 7, the diameter value of the impeller 8 is equal to the inner diameter value of the shell 1 and the impeller 8 evenly surrounds the outer side of the rotating shaft 7, the pressure generated by the circulating medium is ensured to be transmitted to the impeller 8 to the maximum extent, the accuracy of the device is improved, the device can adapt to different circulating media for measurement, the great influence of fluid physical properties on flow characteristics is avoided, a turbine flowmeter can measure various media, the metering accuracy of the device is improved, the practicability and the reliability of the device are improved, the wheel groove 9 is formed in the middle of the impeller 8, the fixing rings 10 which are located on two sides of the impeller 8 are fixedly connected in the shell 1 respectively, the connecting rods are fixedly connected in the fixing rings 10 and are connected with the rotating rod 11, and the connecting rods are connected with the rotating rod 11 through the fixedly connected in the fixing rings 10, the rotating rod 11 and the guide vane 12 can be ensured to normally work, and simultaneously, the medium is transmitted to the impeller 8 by the generated pressure, thereby improving the rationality of the device, the middle part of the fixing ring 10 is fixedly connected with the rotating rod 11, the outer side of the rotating rod 11 is fixedly connected with the guide vane 12, the top end of the rotating shaft 7 is fixedly connected with the sealing block 13 positioned above the movable hole 6, the amplifier 14 is arranged above the sealing block 13, the top end of the amplifier 14 is fixedly connected with the fixing rod 15, the top end of the fixing rod 15 is fixedly connected with the display 16, the inside of the display 16 is provided with the counting system, and the counting system is electrically connected with the amplifier 14, the counting system and the counting system are arranged in the display 16 and electrically connected with the amplifier 14, so that the device can reasonably convert the rotation of the rotating shaft 7 into flow, the normal work of the device is ensured, and the reliability of the device is improved.

The working principle is as follows: firstly connecting the connecting pipes 2 to two ends of the shell 1 in sequence, then connecting the device to an application pipeline through the internal threads 5, after the device is put into use, the circulating medium pushes the impeller 8 to rotate through the fixing ring 10, the flow is displayed on the display 16 through the work of the amplifier 14 and the fixing rod 15, and when the pipeline vibrates, the generated vibration is transmitted to the metal hose 3 through the connecting pipes 2 to be reduced.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Simultaneously in the utility model discloses an in the drawing, fill the pattern and just do not do any other injecions for distinguishing the picture layer.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Little turbine flowmeter of intelligence, including casing (1), its characterized in that: the connecting pipe (2) is respectively in threaded sleeve joint at the two ends of the shell (1), the metal hose (3) is fixedly connected to the middle of the connecting pipe (2), the plastic hose (4) is fixedly connected to the outer side of the metal hose (3), the inner side of the connecting pipe (2) is provided with an internal thread (5), the movable hole (6) is formed in the middle of the top end of the shell (1), the rotating shaft (7) is sleeved on the inner portion of the movable hole (6), the impeller (8) positioned in the shell (1) is fixedly connected to the bottom of the rotating shaft (7), the wheel groove (9) is formed in the middle of the impeller (8), the fixing rings (10) positioned on the two sides of the impeller (8) are respectively and fixedly connected to the inner portion of the shell (1), the rotating rod (11) is fixedly connected to the middle of the fixing rings (10), and the guide vanes, the top fixedly connected with of pivot (7) is located sealed piece (13) of activity hole (6) top, the top of sealed piece (13) is equipped with amplifier (14), the top fixedly connected with dead lever (15) of amplifier (14), the top fixedly connected with display (16) of dead lever (15).

2. The intelligent micro-turbine flow meter of claim 1, wherein: the outer sides of the two ends of the shell (1) are respectively provided with an external thread, the inner side of one end of the inner side of the connecting pipe (2) is provided with a thread head, and the external thread is matched with the thread head.

3. The intelligent micro-turbine flow meter of claim 1, wherein: the plastic hose (4) is U-shaped, and two ends of the plastic hose (4) are connected to the inside of the connecting pipe (2).

4. The intelligent micro-turbine flow meter of claim 1, wherein: the diameter value of the impeller (8) is equal to the inner diameter value of the shell (1), and the impeller (8) uniformly surrounds the outer side of the rotating shaft (7).

5. The intelligent micro-turbine flow meter of claim 1, wherein: the inside fixedly connected with connecting rod of solid fixed ring (10), and the connecting rod is connected with dwang (11).

6. The intelligent micro-turbine flow meter of claim 1, wherein: the display (16) is internally provided with a counting system, and the counting system is electrically connected with the amplifier (14).