CN219200509U

CN219200509U - Turbine flow metering device

Info

Publication number: CN219200509U
Application number: CN202223473501.0U
Authority: CN
Inventors: 庄千胜; 廖志意; 孟海兴; 刘庄婉婷; 谢招枝; 胡乃顺
Original assignee: Cangyi Technology Shanghai Co ltd
Current assignee: Cangyi Technology Shanghai Co ltd
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-06-16
Anticipated expiration: 2032-12-22

Abstract

The utility model provides a turbine flow metering device, which relates to the technical field of flow meters and comprises a shell, wherein a first ball valve and a second ball valve are respectively and detachably arranged at two ends of the shell, a liquid outlet pipe is communicated with the shell, a third ball valve is communicated with one end of the liquid outlet pipe, which is far away from the shell, a protection structure for protecting the third ball valve is arranged at the outer side of the third ball valve, a guide plate is arranged in the shell, one side of the guide plate is rotationally connected with a rotating rod, a blade is arranged on the rotating rod, a fixing seat positioned above the blade is arranged on the shell, the first ball valve and the second ball valve are arranged, the liquid outlet pipe is communicated with the third ball valve, the first ball valve and the second ball valve are utilized to block the interior of the shell from a pipeline, and then the third ball valve is utilized to enable liquid remained in the shell to be discharged through the liquid outlet pipe, so that the effect of conveniently collecting the liquid in the shell is achieved, and the waste of the liquid is reduced as much as possible.

Description

Turbine flow metering device

Technical Field

The utility model relates to the technical field of flowmeters, in particular to a turbine flow metering device.

Background

The turbine flowmeter is characterized in that the impeller is impacted according to the fluid passing through the pipeline, so that the impeller overcomes friction moment and fluid resistance moment to rotate, in a certain flow range, the blades periodically cut magnetic force lines generated by the electromagnet to change magnetic flux of the coil, and according to an electromagnetic induction principle, a pulsating potential signal, namely an electric pulse signal, is induced in the coil, and the frequency of the electric pulse signal is in direct proportion to the flow of the fluid to be measured. And the device is used for calculating the fluid flow by measuring the rotation angular velocity of the impeller.

Existing turbine flowmeters:

the utility model discloses a turbine flowmeter for a power generation device, which comprises a shell, wherein a fixing seat is arranged at the top of the shell, a pulse signal amplifier is arranged at the top of the fixing seat, a connecting shaft is arranged in the shell, a filtering component is arranged at one end of the connecting shaft in the shell, the shell comprises a first shell and a second shell positioned at the top of the first shell, an overhaul port matched with the filtering component is formed in the top of the second shell and positioned at one side of the fixing seat, first flanges are arranged at two ends of the first shell, second flanges are arranged at two ends of the second shell, and the second flanges are connected with the first flanges through connecting components. The beneficial effects are that: the device has the advantages that the device is convenient to mount and dismount between the first shell and the second shell, the overhaul and replacement of internal parts of the shells are better realized, the impeller damage caused by impurities contained in the liquid to be tested can be effectively avoided, and the service life of the device is effectively prolonged.

However, when the prior art needs to be replaced or maintained, the prior art needs to be detached from the pipeline, and a large amount of liquid still exists in the turbine flowmeter, and when the turbine flowmeter is detached from the pipeline, the liquid in the turbine flowmeter flows out, so that the waste of the liquid in the turbine flowmeter can be caused;

the present utility model thus provides a turbine flow metering device.

Disclosure of Invention

The utility model aims to solve the defect that liquid in a turbine flowmeter is wasted when the turbine flowmeter is detached from a pipeline in the prior art and the liquid in the turbine flowmeter flows out.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a turbine flow metering device, includes the casing, first ball valve and second ball valve are installed to the both ends of casing respectively detachable, the intercommunication has the drain pipe on the casing, the one end intercommunication that the casing was kept away from to the drain pipe has the third ball valve, the outside of third ball valve is provided with the protection architecture that is used for the protection of third ball valve.

As a preferred implementation mode, the internally mounted of casing has the deflector, one side of deflector rotates and is connected with the bull stick, install the blade on the bull stick, install the fixing base that is located the blade top on the casing, the probe is installed to the inboard of fixing base, install pulse signal amplifier on the probe, install the display screen on the pulse signal amplifier.

The technical effect of adopting the further scheme is as follows: through setting up deflector, bull stick, blade, probe, pulse signal amplifier and display screen for detect the liquid velocity of flow in the pipeline.

As a preferred embodiment, the first ball valve and the second ball valve are both provided with first bolts, first nuts are connected to the first bolts in a threaded manner, and the first ball valve and the second ball valve are both connected with the shell through the first bolts and the first nuts.

The technical effect of adopting the further scheme is as follows: through setting up first bolt and first nut, be convenient for dismantle first ball valve and second ball valve installation.

As a preferred embodiment, the third ball valve is provided with a second bolt, the second bolt is provided with a second nut, and the third ball valve is connected with one end of the liquid outlet pipe through the second bolt and the second nut.

The technical effect of adopting the further scheme is as follows: through setting up second bolt and second nut, be convenient for dismantle the installation of third ball valve.

As a preferred embodiment, the protection structure comprises a protection box mounted outside the liquid outlet pipe, the protection box being located outside the third ball valve.

The technical effect of adopting the further scheme is as follows: through setting up the guard box, be convenient for protect the third ball valve.

As a preferred embodiment, the protection box is provided with an operation opening.

The technical effect of adopting the further scheme is as follows: through setting up the operation mouth, be convenient for operate the third ball valve.

As a preferred implementation mode, install the hinge on the guard box, the apron is installed to one side that the hinge kept away from the guard box, the square mouth has been seted up in the apron in the run-through, install the annular plate on the guard box, the annular plate passes square mouthful and installs the lock.

The technical effect of adopting the further scheme is as follows: through setting up hinge, apron, square mouth, annular plate and lock, be convenient for cover the operation mouth.

Compared with the prior art, the utility model has the advantages and positive effects that,

the first ball valve and the second ball valve are arranged, the liquid outlet pipe is communicated with the third ball valve, the first ball valve and the second ball valve are utilized to block the inside of the shell from the pipeline, and then the third ball valve is utilized to enable liquid remained in the shell to be discharged through the liquid outlet pipe, so that the effect of being convenient for collecting the liquid in the shell is achieved, and the waste of the liquid is reduced as much as possible;

through setting up protection architecture, utilize the apron to cover the operation mouth, reuse lock is fixed to the apron to make the guard box protect the third ball valve, and then avoided the third ball valve to open and lead to the liquid in the pipeline to leak in a large number under the condition of non-operation as far as possible.

Drawings

FIG. 1 is a schematic view showing the overall structure of a turbine flow metering device according to the present utility model;

FIG. 2 is a schematic cross-sectional view showing the internal structure of a housing of a turbine flow metering device according to the present utility model;

FIG. 3 is a schematic cross-sectional view showing the internal structure of a protection box of the turbine flow metering device according to the present utility model;

fig. 4 is an enlarged view of a turbine flow metering device according to the present utility model at a point a in fig. 3.

Legend description:

1. a housing; 2. a guide plate; 3. a rotating rod; 4. a blade; 5. a fixing seat; 6. a probe; 7. a pulse signal amplifier; 8. a display screen; 9. a first ball valve; 10. a second ball valve; 11. a first bolt; 12. a first nut; 13. a liquid outlet pipe; 14. a third ball valve; 15. a protective structure; 1501. a protection box; 1502. an operation port; 1503. a hinge; 1504. a cover plate; 1505. a square mouth; 1506. an annular plate; 1507. a lock; 16. a second bolt; 17. and a second nut.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

As shown in fig. 1-4, the present utility model provides a technical solution: the utility model provides a turbine flow metering device, including casing 1, casing 1's internally mounted has deflector 2, one side rotation of deflector 2 is connected with bull stick 3, install blade 4 on the bull stick 3, install the fixing base 5 that is located blade 4 top on the casing 1, probe 6 is installed to the inboard of fixing base 5, install pulse signal amplifier 7 on the probe 6, install display screen 8 on the pulse signal amplifier 7, pass casing 1 through liquid, blade 4 receives liquid to flow and rotate this moment, the frequency that the vortex produced is responded to by probe 6, carry out filtering, plastic and operation by pulse signal amplifier 7 again, can obtain the volumetric flow of pipeline interior liquid, show by display screen 8.

The first ball valve 9 and the second ball valve 10 are detachably installed at the both ends of casing 1 respectively, the intercommunication has drain pipe 13 on the casing 1, the one end intercommunication that casing 1 was kept away from to drain pipe 13 has third ball valve 14, specifically, through closing first ball valve 9 and second ball valve 10, make the liquid in the pipeline no longer get into in the casing 1, then open third ball valve 14, make the liquid that remains in the casing 1 discharge through drain pipe 13, then dismantle casing 1 from between first ball valve 9 and the second ball valve 10 and take off, repair or change, through this technical scheme, when having solved turbine flowmeter and dismantling down from the pipeline, the liquid in this turbine flowmeter can flow out, then can cause the extravagant problem of liquid in the turbine flowmeter, the effect of being convenient for to liquid collection has been realized.

Further, as shown in fig. 1: all install first bolt 11 on first ball valve 9 and the second ball valve 10, threaded connection has first nut 12 on the first bolt 11, and first ball valve 9 and second ball valve 10 are all connected with casing 1 through first bolt 11 and first nut 12, and this technical scheme's advantage is: the first ball valve 9, the housing 1 and the second ball valve 10 are conveniently connected and assembled by the first bolt 11 and the first nut 12.

Further, as shown in fig. 3: the second bolt 16 is installed on the third ball valve 14, the second nut 17 is installed on the second bolt 16, the third ball valve 14 is connected with one end of the liquid outlet pipe 13 through the second bolt 16 and the second nut 17, and the advantage of the technical scheme is that: the third ball valve 14 is easily mounted or dismounted by the second bolt 16 and the second nut 17.

The above solution also has the problem that the third ball valve 14 may be opened in case of no operation, resulting in the opening of the third ball valve 14 to drain the liquid in the pipe, as shown in fig. 2-4: the outside of third ball valve 14 is provided with the protection architecture 15 that is used for protecting third ball valve 14, protection architecture 15 is including installing the guard box 1501 in the drain pipe 13 outside, guard box 1501 is located the outside of third ball valve 14, operating port 1502 has been seted up on the guard box 1501, install hinge 1503 on the guard box 1501, cover plate 1504 is installed to one side that hinge 1503 kept away from guard box 1501, square mouth 1505 has been run through on the cover plate 1504, install annular plate 1506 on the guard box 1501, annular plate 1506 passes square mouth 1505 and installs lock 1507, through rotating cover plate 1504, make the outside of cover plate 1504 laminating guard box 1501, annular plate 1506 passes square mouth 1505 this moment, install lock 1507 again on annular plate 1506, be used for covering operating port 1502, thereby the effect to third ball valve 14 protection has been reached.

Working principle:

as shown in fig. 1-4:

this turbine flow metering device for liquid in the pipeline no longer gets into in the casing 1 through closing first ball valve 9 and second ball valve 10, then opens third ball valve 14, makes the liquid that remains in the casing 1 pass through drain pipe 13 and discharges, then dismantle casing 1 from taking off between first ball valve 9 and the second ball valve 10, repair or change, has realized the effect of being convenient for collect liquid.

This turbine flow metering device is through rotating apron 1504 for apron 1504 laminating is in the outside of guard box 1501, and annular plate 1506 passes square mouth 1505 this moment, installs lock 1507 again on annular plate 1506 for cover operation mouth 1502, thereby reached the effect to the protection of third ball valve 14, help avoiding third ball valve 14 to be opened under the condition of unnecessary operation.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims

1. The turbine flow metering device comprises a shell (1), and is characterized in that a first ball valve (9) and a second ball valve (10) are respectively detachably arranged at two ends of the shell (1), a liquid outlet pipe (13) is communicated with the shell (1), and a third ball valve (14) is communicated with one end, far away from the shell (1), of the liquid outlet pipe (13);

the outside of third ball valve (14) is provided with protection architecture (15) that are used for protecting third ball valve (14).

2. A turbine flow metering device as claimed in claim 1 wherein: the novel ultrasonic probe comprises a shell body (1), wherein a guide plate (2) is arranged in the shell body (1), one side of the guide plate (2) is rotationally connected with a rotating rod (3), a blade (4) is arranged on the rotating rod (3), a fixing seat (5) positioned above the blade (4) is arranged on the shell body (1), a probe (6) is arranged on the inner side of the fixing seat (5), a pulse signal amplifier (7) is arranged on the probe (6), and a display screen (8) is arranged on the pulse signal amplifier (7).

3. A turbine flow metering device as claimed in claim 1 wherein: first bolt (11) are all installed on first ball valve (9) and second ball valve (10), threaded connection has first nut (12) on first bolt (11), first ball valve (9) and second ball valve (10) are all connected with casing (1) through first bolt (11) and first nut (12).

4. A turbine flow metering device as claimed in claim 1 wherein: install second bolt (16) on third ball valve (14), install second nut (17) on second bolt (16), third ball valve (14) are connected with the one end of drain pipe (13) through second bolt (16) and second nut (17).

5. A turbine flow metering device as claimed in claim 1 wherein: the protection structure (15) comprises a protection box (1501) arranged on the outer side of the liquid outlet pipe (13), and the protection box (1501) is positioned on the outer side of the third ball valve (14).

6. A turbine flow metering device as set forth in claim 5 wherein: an operation port (1502) is formed in the protection box (1501).

7. A turbine flow metering device as set forth in claim 5 wherein: install hinge (1503) on guard box (1501), apron (1504) are installed to one side that guard box (1501) was kept away from to hinge (1503), square mouth (1505) have been seted up in running through on apron (1504), install annular plate (1506) on guard box (1501), lock (1507) are installed in annular plate (1506) passing square mouth (1505).