CN220853734U - Flowmeter for measuring flow rate - Google Patents

Abstract

The utility model provides a flowmeter, which comprises a flowmeter body and a dampproof box, wherein the top surface of the flowmeter body is provided with a counter, the dampproof box is arranged on the flowmeter body through an arc-shaped fixing plate, the counter is positioned in the dampproof box, the bottom end of the dampproof box is provided with a top cover, the top cover is fixed with the dampproof box through a first fastening piece, the bottom end of the dampproof box is provided with a first fixing plate, the top end of the arc-shaped fixing plate is provided with a second fixing plate, and the first fixing plate and the second fixing plate are fixed through a second fastening piece.

Description

Flowmeter for measuring flow rate

Technical Field

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

Background

Metering is an industrial eye. The flow meter has important functions of ensuring the quality of products, improving the production efficiency and promoting the development of science and technology, and has more obvious position and function in national economy especially in the current times of increasing energy crisis and industrial production automation degree.

Traditional impeller type flowmeter in market generally includes flow cavity and counter, is provided with the impeller in the flow cavity, drives the impeller through fluid and rotates, and then the impeller drives the part transmission count in the counter.

However, the traditional flowmeter meter is generally exposed on the flowmeter, the service life of the meter can be reduced due to the corrosion of moist gas and dust, and impurities are easy to wind and block the impeller when the traditional impeller type flowmeter is used for measuring liquid with high turbidity, so that the rotation resistance of the impeller is increased, the counting accuracy is affected, and the normal use of the flowmeter is easily damaged due to the fact that impurities are accumulated in the cavity of the flow cavity.

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

Disclosure of utility model

The utility model provides a flowmeter, which solves the problems in the background technology.

In order to solve the technical problems, the flowmeter provided by the utility model comprises a flowmeter body and a dampproof box, wherein a counter is arranged on the top surface of the flowmeter body, the dampproof box is arranged on the flowmeter body through an arc-shaped fixing plate, the counter is positioned in the dampproof box, a top cover is arranged at the bottom end of the dampproof box and is fixed with the dampproof box through a first fastening piece, a first fixing plate is arranged at the bottom end of the dampproof box, a second fixing plate is arranged at the top end of the arc-shaped fixing plate, and the first fixing plate and the second fixing plate are fixed through the second fastening piece.

Preferably, the flowmeter body input link up through the pipeline and is provided with the rose box, the rose box is inside to be provided with the runner, the filter chamber has been seted up to rose box top surface, the filter chamber surface is provided with the internal thread, the inside screwed connection of filter chamber has the cartridge filter, cartridge filter outside surface is provided with the external screw thread, the cartridge filter top is provided with sealed lid, the cartridge filter surface runs through and has been seted up the hole of stepping down, the cartridge filter surface runs through and is provided with the filter screen.

Preferably, the top surface of the filter box is provided with a first alignment arrow and the top surface of the sealing cover is provided with a second alignment arrow.

Preferably, a transparent observation window is arranged on the surface of the top cover.

Preferably, one end of the flowmeter body is provided with a first flange through a pipeline, and one end of the filter box is provided with a second flange through a pipeline.

Preferably, a sealing gasket is arranged at the contact part of the moisture-proof box and the flowmeter body.

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

1. Compared with the prior art, the flowmeter is convenient to protect the counter on the flowmeter body by arranging the dampproof box, the arc-shaped fixing plate and the transparent observation window, avoids external moist gas and dust from being adsorbed on the surface of the counter, and corrodes the counter during production, so that the counter is protected by the protective box, and the service life of the counter is prolonged.

2. Compared with the prior art, this kind of flowmeter uses through the cooperation that sets up rose box, cartridge filter, filter screen, be convenient for filter the medium that gets into inside flowmeter body, thereby avoid the impurity winding of medium inside on the inside impeller of flowmeter body, thereby guarantee the normal use of flowmeter body, through setting up first alignment arrow and second alignment arrow, be convenient for play the marking effect to the user, make when the operation, when first alignment arrow and second alignment arrow align, the hole of stepping down and runner through connection that the description cartridge filter surface, thereby can guarantee that the medium of runner inside enters into inside the cartridge filter through the hole of stepping down, then the rethread filter screen filters the back and enters into inside the flowmeter body.

Drawings

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

FIG. 2 is a schematic diagram of a meter structure of a flowmeter according to the present utility model;

FIG. 3 is a schematic diagram of a flow meter filter cartridge according to the present utility model;

FIG. 4 is an enlarged view of a portion of the structure of a flowmeter according to the present utility model;

Fig. 5 is a schematic diagram of a structure of a filter box of a flowmeter according to the present utility model.

Reference numerals in the drawings:

1. A flowmeter body; 2. a first flange; 3. a first fastener; 4. a transparent viewing window; 5. a top cover; 6. a moisture proof box; 7. a first alignment arrow; 8. sealing cover; 9. a second flange; 10. a filter box; 11. an arc-shaped fixing plate; 12. a count table; 13. an external thread; 14. a filter screen; 15. a relief hole; 16. a filter cartridge; 17. a second alignment arrow; 18. a first fixing plate; 19. a second fixing plate; 20. a second fastener; 21. an internal thread; 22. a filter chamber; 23. a flow channel.

Detailed Description

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

First embodiment

Please refer to fig. 1-5 in combination. The utility model provides a flowmeter, includes flowmeter body 1 and dampproof tank 6, flowmeter body 1 top surface mounting has counter 12, dampproof tank 6 passes through arc fixed plate 11 to be installed on flowmeter body 1, counter 12 is located dampproof tank 6 inside, dampproof tank 6 bottom is provided with top cap 5, top cap 5 is fixed with dampproof tank 6 through first fastener 3, dampproof tank 6 bottom is provided with first fixed plate 18, arc fixed plate 11 top is provided with second fixed plate 19, first fixed plate 18 and second fixed plate 19 are fixed through second fastener 20.

Through setting up dampproof box 6, arc fixed plate 11, the cooperation of transparent observation window 4 and using, be convenient for protect the counter 12 on the flowmeter body 1, avoid external moist gas and dust to adsorb on counter 12 surface, the production period causes the corruption to counter 12 to utilize the protection box to protect counter 12, with this life who improves counter 12.

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

This kind of flowmeter, after the installation is accomplished, the staff passes through arc fixed plate 11 and dampproof tank 6 and installs on flowmeter body 1, through setting up dampproof tank 6, arc fixed plate 11, transparent observation window 4's cooperation is used, be convenient for protect the counter 12 on the flowmeter body 1, avoid outside moist gas and dust to adsorb at counter 12 surface, the production period causes the corruption to counter 12, thereby utilize the protective housing to protect counter 12, with this improvement counter 12's life, secondly through setting up rose box 10, cartridge filter 16, filter screen 14's cooperation is used, be convenient for filter the medium that gets into flowmeter body 1 inside, thereby avoid the impurity winding of medium inside to on the impeller of flowmeter body 1 inside, thereby guarantee flowmeter body 1's normal use, through setting up first alignment arrow 7 and second alignment arrow 17, be convenient for play the marking effect to the user, make when first alignment arrow 7 and second alignment arrow 17 align, the hole 15 that gives way on cartridge filter 16 surface link up with runner 23, thereby can guarantee that runner 23 inside medium gets into inside through the filter screen 16, then get into inside through the inside filter screen 1 through the inside filter screen 16, then get into the inside filter screen 1 through the inside through the filter screen body 16 when operating.

Second embodiment

Referring to fig. 1-5 in combination, a second embodiment of the present application provides another flow meter according to the first embodiment of the present application. The second embodiment is merely a preferred manner of the first embodiment, and implementation of the second embodiment does not affect the implementation of the first embodiment alone.

Specifically, the second embodiment of the present application provides a flowmeter, which is different in that the input end of the flowmeter body 1 is provided with a filter box 10 through a pipeline, a flow channel 23 is provided inside the filter box 10, a filter cavity 22 is provided on the top surface of the filter box 10, an internal thread 21 is provided on the surface of the filter cavity 22, a filter cartridge 16 is spirally connected inside the filter cavity 22, an external thread 13 is provided on the outer surface of the filter cartridge 16, a sealing cover 8 is provided at the top end of the filter cartridge 16, a yielding hole 15 is provided on the surface of the filter cartridge 16 in a penetrating manner, a filter screen 14 is provided on the surface of the filter cartridge 16 in a penetrating manner, and the medium entering the flowmeter body 1 is conveniently filtered through the cooperation of the filter box 10, the filter cartridge 16 and the filter screen 14, so that impurities inside the medium are prevented from winding on the impeller inside the flowmeter body 1, and normal use of the flowmeter body 1 is ensured.

By adopting the technical scheme, the top surface of the filter box 10 is provided with the first alignment arrow 7, the top surface of the sealing cover 8 is provided with the second alignment arrow 17, and the first alignment arrow 7 and the second alignment arrow 17 are arranged, so that a user can conveniently be marked, and when the first alignment arrow 7 and the second alignment arrow 17 are aligned in operation, the yielding hole 15 on the surface of the filter cartridge 16 is communicated with the flow channel 23, so that the medium inside the flow channel 23 can be ensured to enter the filter cartridge 16 through the yielding hole 15, and then the medium is filtered by the filter screen 14 and then enters the flowmeter body 1.

By adopting the technical scheme, the transparent observation window 4 is arranged on the surface of the top cover 5, and the count table 12 is convenient to observe by arranging the transparent observation window 4.

By adopting the technical scheme, the first flange 2 is arranged at one end of the flowmeter body 1 through a pipeline, the second flange 9 is arranged at one end of the filter box 10 through a pipeline, and the flowmeter body 1 is conveniently connected with an external pipeline through the first flange 2 and the second flange 9.

It should be noted that, various components used in the document of the present application are standard components, which can be purchased from the market, the specific connection modes of the components adopt conventional means such as mature bolts, rivets and welding in the prior art, the mechanical, the components and the electrical equipment adopt conventional models in the prior art, the circuit connection adopts conventional connection modes in the prior art, and the electrical equipment is communicated with an external safety power supply, and no specific description is made here.

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 (6)

1. The utility model provides a flowmeter, includes flowmeter body (1) and dampproof tank (6), a serial communication port, flowmeter body (1) top surface mounting has counter (12), dampproof tank (6) are installed on flowmeter body (1) through arc fixed plate (11), counter (12) are located dampproof tank (6) inside, dampproof tank (6) bottom is provided with top cap (5), top cap (5) are fixed with dampproof tank (6) through first fastener (3), dampproof tank (6) bottom is provided with first fixed plate (18), arc fixed plate (11) top is provided with second fixed plate (19), first fixed plate (18) and second fixed plate (19) are fixed through second fastener (20).

2. The flowmeter of claim 1, wherein the input end of the flowmeter body (1) is provided with a filter box (10) through a pipeline, a flow channel (23) is arranged inside the filter box (10), a filter cavity (22) is formed in the top surface of the filter box (10), an internal thread (21) is arranged on the surface of the filter cavity (22), a filter cartridge (16) is spirally connected inside the filter cavity (22), an external thread (13) is arranged on the outer side surface of the filter cartridge (16), a sealing cover (8) is arranged at the top end of the filter cartridge (16), a yielding hole (15) is formed in the surface of the filter cartridge (16) in a penetrating manner, and a filter screen (14) is arranged in the surface of the filter cartridge (16) in a penetrating manner.

3. A flowmeter according to claim 2, characterized in that the top surface of the filter box (10) is provided with a first alignment arrow (7) and the top surface of the sealing cap (8) is provided with a second alignment arrow (17).

4. A flowmeter according to claim 1, characterized in that said top cover (5) is surface mounted with a transparent viewing window (4).

5. A flowmeter according to claim 2, characterized in that said flowmeter body (1) is provided with a first flange (2) at one end via a pipe and said filter box (10) is provided with a second flange (9) at one end via a pipe.

6. A flowmeter according to claim 1, characterized in that the moisture proof box (6) is provided with a gasket at the contact with the flowmeter body (1).