CN219589734U

CN219589734U - Nozzle type flowmeter

Info

Publication number: CN219589734U
Application number: CN202320663404.3U
Authority: CN
Inventors: 乔新凯; 王士朋; 张学瑞; 张登科
Original assignee: Kaifeng Best Instrument Co ltd
Current assignee: Kaifeng Best Instrument Co ltd
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-08-25
Anticipated expiration: 2033-03-30

Abstract

The utility model provides a nozzle type flowmeter. The nozzle-type flowmeter includes: the flange plates are fixedly arranged at the two ends of the connecting pipe; the pressure measuring pipe is fixedly communicated with the connecting pipe, and the pressure measuring pipe is fixedly communicated with the flowmeter body; the support rod is fixedly arranged at the bottom of the flowmeter body, and the bottom end of the support rod is fixedly connected with the connecting pipe; the sleeve seat is arranged on the connecting pipe; the protection shell is fixedly arranged on the sleeve seat. The nozzle type flowmeter provided by the utility model has the advantages of delaying the aging of the assembly and being beneficial to prolonging the service life.

Description

Nozzle type flowmeter

Technical Field

The utility model relates to the technical field of flowmeters, in particular to a nozzle type flowmeter.

Background

The nozzle flowmeter is a differential pressure generating device for measuring flow, can measure the flow of various fluids in pipelines by being matched with various differential pressure meters or differential pressure transmitters, is matched with the differential pressure transmitters for use, can measure the flow of liquid, steam and gas, and is widely applied to parts such as petroleum, chemical industry, metallurgy, electric power, light industry and the like.

In the prior art, as the nozzle flowmeter is arranged on the pipeline and is used for a long time in an outdoor environment, the nozzle flowmeter is influenced by natural factors such as wind, sun, rain and the like, the exposed detection display assembly of the nozzle flowmeter lacks shielding protection, the aging of the assembly can be accelerated, and the service life is seriously influenced.

Accordingly, there is a need to provide a new nozzle flow meter that solves the above-mentioned problems.

Disclosure of Invention

The utility model provides a nozzle type flowmeter, which aims to solve the technical problem that the aging of a component can be quickened due to the lack of shielding protection of a detection display component of the nozzle flowmeter.

The nozzle flowmeter provided by the utility model comprises: the flange plates are fixedly arranged at the two ends of the connecting pipe; the pressure measuring pipe is fixedly communicated with the connecting pipe, and the pressure measuring pipe is fixedly communicated with the flowmeter body; the support rod is fixedly arranged at the bottom of the flowmeter body, and the bottom end of the support rod is fixedly connected with the connecting pipe; the sleeve seat is arranged on the connecting pipe; the protective shell is fixedly arranged on the sleeve seat; and the limiting mechanism is arranged on the protective shell and the connecting pipe.

Preferably, the stop gear includes recess piece, mounting bracket, mounting tube, slide bar, spring, stopper and pull ring, recess piece fixed mounting is on the connecting pipe, mounting bracket fixed mounting is on one side of protecting crust, mounting tube fixed mounting is on the mounting bracket, slide bar slidable mounting is on the mounting bracket, outside the mounting tube is all run through at the both ends of slide bar, the spring housing is established on the slide bar, stopper fixed mounting is on the one end of slide bar, the one end and the recess piece joint of stopper, pull ring fixed mounting is on the other end of stopper.

Preferably, one side of the protective shell is inlaid with observation glass, the top of the protective shell is provided with a shielding cap, the shielding cap is rotatably arranged on a rotating shaft, and fan blades and a cleaning brush are fixedly arranged on the rotating shaft.

Preferably, a plurality of connecting rods are symmetrically and fixedly arranged at the bottom of the shielding cap, a plurality of sleeves are sleeved on the connecting rods, and the bottoms of the sleeves are fixedly connected with the top of the protective shell.

Preferably, the bottom inner wall of the sleeve and the bottom end of the connecting rod are fixedly provided with magnet blocks, and the corresponding magnet blocks are attracted.

Preferably, the mounting frame is provided with a through hole, and the through hole is matched with the limiting block.

Preferably, a sealing ring is fixedly arranged at the bottom of the sleeve seat, and the bottom of the sealing ring is attached to the top of the connecting pipe.

Compared with the related art, the nozzle type flowmeter provided by the utility model has the following beneficial effects:

the utility model provides a nozzle flowmeter:

1. through the sleeve seat, the protective shell can be installed in a connecting way, the flowmeter body and the pressure measuring pipe can be covered by the protective shell, the protective component is not damaged, the aging delaying effect can be achieved, the service life of the component is prolonged, and the sleeve seat and the flowmeter body can be limited and fixed through the limiting mechanism, and meanwhile, the protective shell is convenient to detach during maintenance;

2. through the shielding cap that sets up, shielding surface can be for the protecting crust sunshade greatly, avoids sunshine to penetrate the protecting crust directly, the observation glass of setting, see through the data that its observable flowmeter body shows, when the flabellum that sets up is blown by the wind, can drive pivot and cleaning brush rotation, the dust that is stained with on the observation glass is cleaned in the clearance that can be convenient.

Drawings

FIG. 1 is a schematic diagram of a nozzle flow meter according to a preferred embodiment of the present utility model;

FIG. 2 is a schematic view of a front cross-sectional structure of the present utility model;

FIG. 3 is an enlarged schematic view of the portion A shown in FIG. 2;

FIG. 4 is a schematic structural view of the protective shell of the present utility model.

Reference numerals in the drawings: 1. a connecting pipe; 2. a flange plate; 3. a pressure measuring tube; 4. a flowmeter body; 5. a support rod; 6. a sleeve seat; 7. a protective shell; 8. a groove block; 9. a mounting frame; 10. installing a pipe; 11. a slide bar; 12. a spring; 13. a limiting block; 14. a pull ring; 15. a shielding cap; 16. observing glass; 17. a rotating shaft; 18. a fan blade; 19. a cleaning brush.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

Referring to fig. 1-4 in combination, fig. 1 is a schematic front view of a nozzle flow meter according to a preferred embodiment of the present utility model; FIG. 2 is a schematic view of a front cross-sectional structure of the present utility model; FIG. 3 is an enlarged schematic view of the portion A shown in FIG. 2; FIG. 4 is a schematic structural view of the protective shell of the present utility model.

The nozzle type flowmeter comprises: the connecting pipe 1, the flange plate 2 is fixedly arranged at two ends of the connecting pipe 1; the pressure measuring pipe 3 is fixedly communicated with the connecting pipe 1, and the pressure measuring pipe 3 is fixedly communicated with the flowmeter body 4; the support rod 5 is fixedly arranged at the bottom of the flowmeter body 4, and the bottom end of the support rod 5 is fixedly connected with the connecting pipe 1; the sleeve seat 6 is arranged on the connecting pipe 1; the protective shell 7 is fixedly arranged on the sleeve seat 6; stop gear, stop gear sets up on protecting crust 7 and connecting pipe 1, through the cover seat 6 that sets up, but the joinable installation protecting crust 7, through the protecting crust 7 that sets up, can cover flowmeter body 4 and piezometer tube 3 to its shielding protection, and protection subassembly is not damaged, can play the effect of delaying ageing, is favorable to extension subassembly life.

The utility model provides a stop gear includes recess piece 8, mounting bracket 9, mounting tube 10, slide bar 11, spring 12, stopper 13 and pull ring 14, recess piece 8 fixed mounting is on connecting pipe 1, mounting bracket 9 fixed mounting is on one side of protecting crust 7, mounting tube 10 fixed mounting is on mounting bracket 9, slide bar 11 slidable mounting is on mounting tube 10, outside the mounting tube 10 is all run through at the both ends of slide bar 11, spring 12 cover is established on slide bar 11, stopper 13 fixed mounting is on the one end of slide bar 11, the one end and the recess piece 8 joint of stopper 13, pull ring 14 fixed mounting is on the other end of stopper 13, can be spacing fixedly to cover seat 6 and flowmeter body 4 through the stop gear who sets up, dismantles when also convenient to overhaul simultaneously.

One side of the protecting shell 7 is inlaid with an observation glass 16, the top of the protecting shell 7 is provided with a shielding cap 15, the shielding cap 15 is rotatably arranged on a rotating shaft 17, fan blades 18 and cleaning brushes 19 are fixedly arranged on the rotating shaft 17, the shielding surface can be used for shielding the protecting shell 7 and sun, sunlight is prevented from directly irradiating the protecting shell 7, the arranged observation glass 16 is used for observing data displayed on the flowmeter body 4 through the observing glass, and when the fan blades 18 are blown by wind, the rotating shaft 17 and the cleaning brushes 19 can be driven to rotate, so that dust adhered on the observation glass 16 can be cleaned conveniently.

The bottom symmetry fixed mounting of shielding cap 15 has a plurality of connecting rods, and is a plurality of all overlap on the connecting rod and be equipped with the sleeve, a plurality of telescopic bottom all with the top fixed connection of protecting crust 7.

Magnet blocks are fixedly mounted on the inner wall of the bottom of the sleeve and the bottom end of the connecting rod, and the corresponding magnet blocks attract each other.

The mounting frame 9 is provided with a through hole, and the through hole is matched with the limiting block 13.

The bottom fixed mounting of cover seat 6 has the sealing washer, the bottom of sealing washer is laminated with the top of connecting pipe 1, and the setting of sealing washer can play sealed effect, prevents the infiltration of water.

It should be noted that, in the present utility model, the circuits, electronic components and modules are all related to the prior art, and those skilled in the art may implement the present utility model completely, and it is needless to say that the protection of the present utility model does not relate to improvement of software and methods.

The working principle of the nozzle type flowmeter provided by the utility model is as follows:

the protective shell 7 and the sleeve seat 6 are sleeved outside the flowmeter body 4 and the pressure measuring pipe 3, and the protective shell 7 and the sleeve seat 6 cover the flowmeter body 4 and the pressure measuring pipe 3;

personnel can see the numerical value detected and displayed by the flowmeter body 4 through the observation glass 16, and when the weather of wind exists, the fan blades 18 are blown by the wind to drive the rotating shaft 17 and the cleaning brush 19 to rotate, and the rotating cleaning brush 19 can clean dust attached to the observation glass 16, so that the observation glass 16 is prevented from being covered by the dust to influence the observation of personnel; when the flowmeter body 4 needs to be overhauled, a person can detach the sleeve seat 6 and the protective shell 7, when the flowmeter is detached, the person can respectively buckle the two pull rings 14 by hands, then pull the pull rings in opposite directions, the sliding rod 11 slides along with the pull rings, the limiting block 13 can be separated from the limiting groove on the groove block 8, the spring 12 contracts along with the limiting groove, the protective shell 7 and the sleeve seat 6 lose limiting, and then the sleeve seat 6 can be taken down, so that the flowmeter can be conveniently detached, and then the flowmeter body 4 can be overhauled.

the utility model provides a nozzle type flowmeter, through the set socket 6, the protective shell 7 can be installed in a connecting way, through the set protective shell 7, the flowmeter body 4 and the pressure measuring tube 3 can be covered and protected, the protection component is not damaged, the function of delaying aging can be achieved, the service life of the component is prolonged, through the set limiting mechanism, the socket 6 and the flowmeter body 4 can be limited and fixed, meanwhile, the nozzle type flowmeter is convenient to detach during maintenance, through the set shielding cap 15, the shielding surface can be largely used for shielding the protective shell 7, sunlight is prevented from directly irradiating the protective shell 7, the set observation glass 16 can observe data displayed by the flowmeter body 4 through the set protective shell, when the set fan blade 18 is blown by wind, the rotating shaft 17 and the cleaning brush 19 can be driven to rotate, and dust adhered on the observation glass 16 can be cleaned conveniently.

The device structure and the drawings of the present utility model mainly describe the principle of the present utility model, and in terms of the technology of the design principle, the arrangement of the power mechanism, the power supply system, the control system, etc. of the device is not completely described, but the specific details of the power mechanism, the power supply system, and the control system thereof can be clearly known on the premise that those skilled in the art understand the principle of the present utility model.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. A nozzle flow meter, comprising:

the flange plates are fixedly arranged at the two ends of the connecting pipe;

the pressure measuring pipe is fixedly communicated with the connecting pipe, and the pressure measuring pipe is fixedly communicated with the flowmeter body;

the support rod is fixedly arranged at the bottom of the flowmeter body, and the bottom end of the support rod is fixedly connected with the connecting pipe;

the sleeve seat is arranged on the connecting pipe;

the protective shell is fixedly arranged on the sleeve seat;

and the limiting mechanism is arranged on the protective shell and the connecting pipe.

2. The nozzle flow meter of claim 1, wherein the limiting mechanism comprises a groove block, a mounting frame, a mounting pipe, a sliding rod, a spring, a limiting block and a pull ring, wherein the groove block is fixedly mounted on the connecting pipe, the mounting frame is fixedly mounted on one side of the protective shell, the mounting pipe is fixedly mounted on the mounting frame, the sliding rod is slidably mounted on the mounting pipe, both ends of the sliding rod penetrate out of the mounting pipe, the spring is sleeved on the sliding rod, the limiting block is fixedly mounted on one end of the sliding rod, one end of the limiting block is clamped with the groove block, and the pull ring is fixedly mounted on the other end of the limiting block.

3. The nozzle flow meter of claim 1, wherein an observation glass is inlaid on one side of the protective shell, a shielding cap is arranged on the top of the protective shell, the shielding cap is rotatably installed on a rotating shaft, and fan blades and a cleaning brush are fixedly installed on the rotating shaft.

4. The nozzle flowmeter of claim 3, wherein a plurality of connecting rods are symmetrically and fixedly arranged at the bottom of the shielding cap, sleeves are sleeved on the connecting rods, and the bottoms of the sleeves are fixedly connected with the top of the protective shell.

5. The nozzle flow meter of claim 4, wherein the bottom inner wall of the sleeve and the bottom end of the connecting rod are fixedly provided with magnet blocks, and the corresponding magnet blocks attract each other.

6. The nozzle flow meter of claim 2, wherein the mounting bracket is provided with a through opening, and the through opening is adapted to the stopper.

7. The nozzle flow meter of claim 1, wherein a sealing ring is fixedly mounted at the bottom of the sleeve seat, and the bottom of the sealing ring is attached to the top of the connecting pipe.