CN210135959U

CN210135959U - Drip-proof water meter with adjusting function

Info

Publication number: CN210135959U
Application number: CN201921018743.6U
Authority: CN
Inventors: 鲍颖慧; 鲍学华; 张孟
Original assignee: BEIJING HUIYI SCIENCE & TECHNOLOGY Co Ltd
Current assignee: BEIJING HUIYI SCIENCE & TECHNOLOGY Co Ltd
Priority date: 2019-07-02
Filing date: 2019-07-02
Publication date: 2020-03-10
Anticipated expiration: 2029-07-02

Abstract

The utility model relates to a water supply metering equipment technical field, and disclose the drip-proof water gauge with regulatory function, solved the problem that the low discharge of present water gauge does not count and leads to the phenomenon of stealing water, it includes water gauge main part and drip-proof mechanism, water gauge main part one end is connected with the water inlet, the utility model discloses, through the setting of drip-proof mechanism, when the velocity of flow of water is great, rivers pass baffle and orifice plate and exert pressure to the piston, jack-up piston, make rivers enter the water gauge main part and measure; when the flow velocity of water flow is small, the pressure is small, the piston cannot be jacked up, so that the water source is not circulated, the small-flow water source is prevented from being stolen, and the anti-drip effect is achieved; through the setting of adjusting seat, first spring, spring holder cooperation piston, twist and move the regulation seat, extrude or release first spring to adjust the holding power size of supporting between piston and the first through-hole, control the impact force of velocity of water flow size to the piston, guarantee the unable circulation of low discharge water source.

Description

Drip-proof water meter with adjusting function

Technical Field

The utility model belongs to the technical field of the water supply metering equipment, specifically be antidrip water gauge with regulatory function.

Background

Water meters, which are meters for measuring water flow, mostly measure the accumulated flow of water, and are generally classified into a positive displacement water meter and a velocity water meter.

However, the conventional water meter for water supply metering has a common defect that the initial flow of the water meter capable of metering is high and is generally above 8L/H (i.e. when tap water is discharged outwards in a dripping manner below 8L/H, the water meter does not rotate for metering), when a small flow water source flows through the water meter, the water meter does not count, and if the tap water is stolen in a dripping manner, a tap water company suffers from great economic loss and waste and loss of national water resources, so that an anti-dripping water meter with an adjusting function needs to be designed.

Disclosure of Invention

To the above situation, for overcoming prior art's defect, the utility model provides a antidrip water gauge with regulatory function, the effectual problem of solving present water gauge trickle and not counting and leading to the phenomenon of stealing water.

In order to achieve the above object, the utility model provides a following technical scheme: a drip-proof water meter with an adjusting function comprises a water meter main body and a drip-proof mechanism, wherein one end of the water meter main body is connected with a water inlet, the other end of the water meter main body is connected with a water outlet, one end of the water inlet is in threaded connection with the drip-proof mechanism, the drip-proof mechanism comprises a shell, a water inlet pipeline, a water outlet pipeline, a cavity, a first through hole, a second through hole, a piston, an ejector rod, a sealing plug, an elastic membrane, a spring seat, a first spring, an adjusting seat, an end cover, a baffle plate, a third through hole, an end cap, a small hole, a pore plate and a second spring, one end of the shell is connected with the water inlet pipeline, the water outlet pipeline is in threaded connection with the water inlet, the cavity is arranged inside the shell, the first through hole is arranged at the lower end of, the sealing plug upper end is connected with elastic diaphragm, and elastic diaphragm and shells inner wall connection, elastic diaphragm upper end fixedly connected with spring holder, the spring holder upper end is connected with first spring, first spring upper end has the regulation seat for shells upper portion inner wall threaded connection, it has the end cover to adjust the seat upside for shells upper end joint, intake pipe inner wall fixedly connected with baffle, and the baffle middle part has seted up the third through-hole, the inside joint of third through-hole has the end cap, the aperture has been seted up at the end cap middle part, end cap one side is connected with the orifice plate, and end cap and orifice plate pass through second spring coupling.

Preferably, the outer end of the water outlet pipeline is provided with an external thread, and the inner wall of the water inlet is provided with an internal thread matched with the external thread.

Preferably, a clamping groove used for clamping the plug is formed in one end of the third through hole, and one end of the plug is in a table shape.

Preferably, one end of the plug is provided with a groove relative to the second spring connecting end.

Preferably, the inner wall of the first through hole is provided with a first inclined plane, the lower end of the piston is provided with a second inclined plane, and the first inclined plane is matched with the second inclined plane.

Preferably, the first through hole and the piston clamping end are connected with a sealing ring.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses, through the setting of antidrip mechanism, when the velocity of flow of rivers is great, rivers pass baffle and orifice plate and exert pressure to the piston, jack-up piston makes rivers get into the water gauge main part and measures; when the flow velocity of the water flow is small, the water flow impacts the plug, the plug is kept to be abutted against the third through hole under the action of the second spring due to the small flow velocity, the water source flows into the cavity in one side of the cavity from the small hole, the pressure is small, the piston cannot be jacked up, and the water source is prevented from flowing, so that the small-flow water source is prevented from being stolen, and the anti-dripping effect is achieved;

(2) the adjusting seat is screwed through the adjusting seat, the first spring and the spring seat matched piston, the first spring is extruded or released, and therefore the abutting force between the adjusting piston and the first through hole is adjusted, the impact force of the flow velocity of water on the piston is controlled, and the small-flow water source cannot circulate.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

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

FIG. 2 is a schematic structural view of the drip-proof mechanism of the present invention;

fig. 3 is an enlarged schematic view of a in fig. 1 according to the present invention;

in the figure: 1. a water meter main body; 2. a water inlet; 3. a water outlet; 4. a drip-proof mechanism; 5. a housing; 6. a water inlet pipe; 7. a water outlet pipeline; 8. a cavity; 9. a first through hole; 10. a second through hole; 11. a piston; 12. a top rod; 13. a sealing plug; 14. an elastic diaphragm; 15. a spring seat; 16. a first spring; 17. an adjusting seat; 18. an end cap; 19. a baffle plate; 20. a third through hole; 21. a plug; 22. a small hole; 23. an orifice plate; 24. a second spring; 25. a card slot; 26. and (4) a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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.

In the first embodiment, as shown in fig. 1, fig. 2 and fig. 3, the utility model comprises a water meter body 1 and an anti-dripping mechanism 4, wherein one end of the water meter body 1 is connected with a water inlet 2, the other end of the water meter body 1 is connected with a water outlet 3, one end of the water inlet 2 is in threaded connection with the anti-dripping mechanism 4, the anti-dripping mechanism 4 comprises a shell 5, a water inlet pipe 6, a water outlet pipe 7, a cavity 8, a first through hole 9, a second through hole 10, a piston 11, a mandril 12, a sealing plug 13, an elastic diaphragm 14, a spring seat 15, a first spring 16, an adjusting seat 17, an end cover 18, a baffle 19, a third through hole 20, a plug 21, a small hole 22, a hole plate 23 and a second spring 24, one end of the shell 5 is connected with the water inlet pipe 6, the other end of the shell 5 is connected with the water outlet pipe 7, second through-hole 10 has been seted up to 8 one side ends of cavity, 9 upper ends of first through-hole joint has piston 11, ejector pin 12 is installed to piston 11 upper end, ejector pin 12 upper end fixedly connected with sealing plug 13, sealing plug 13 upper end is connected with elastic diaphragm 14, and

elastic diaphragm

14 and 5 inner wall connections of casing, elastic diaphragm 14 upper end fixedly connected with

spring holder

15, 15 upper ends of spring holder are connected with

first spring

16, 16 upper ends of first spring have regulation seat 17 for 5 upper portion inner wall threaded connection of casing, it has end cover 18 for 5 upper end joints of casing to adjust seat 17 upside, 6 inner wall fixedly connected with baffles 19 of inlet channel, and baffle 19 middle parts have been seted up third through-hole 20, the inside joint of third through-hole 20 has end cap 21, aperture 22 has been seted up at end cap 21 middle part, end cap 21 one side is connected with orifice plate 23, and end cap 21 and.

In the second embodiment, on the basis of the first embodiment, the outer end of the water outlet pipe 7 is provided with an external thread, and the inner wall of the water inlet 2 is provided with an internal thread matched with the external thread, so that the water outlet pipe 7 can be conveniently installed.

In the third embodiment, on the basis of the first embodiment, a clamping groove 25 for clamping the plug 21 is formed at one end of the third through hole 20, and one end of the plug 21 is in a table shape.

In the fourth embodiment, on the basis of the first embodiment, a groove 26 is formed at one end of the plug 21, which is opposite to the connecting end of the second spring 24, so that the second spring 24 can be conveniently placed.

Fifth, on the basis of the first embodiment, the inner wall of the first through hole 9 is provided with a first inclined surface, the lower end of the piston 11 is provided with a second inclined surface, and the first inclined surface is matched with the second inclined surface, so that the first through hole 9 and the piston 11 can be conveniently matched for use.

Sixth embodiment, on the basis of first embodiment, first through-hole 9 and piston 11 joint end are connected with the sealing washer, increase the leakproofness, facilitate the use.

The working principle is as follows: when the anti-drip mechanism 4 is used, the anti-drip mechanism 4 is arranged at one end of the water inlet 2 of the water meter main body 1, when water flows in from the water inlet pipeline 6 and the flow rate of the water flow is high, the water flow passes through the third through hole 20 on the baffle plate 19 to impact the plug 21, the second spring 24 is compressed under the stress, the plug 21 is separated from the third through hole 20, the water flow passes through the plug and is extruded to the piston 11 through the pore plate 23, the piston 11 moves upwards to be separated from the first through hole 9, a water source enters the cavity 8 and then flows to the water meter main body 1 from the second through hole 10, and the water meter main body 1 measures the water flow; when the flow rate of the water flow is small, the water flow impacts the plug 21, and because the flow rate is small, the plug 21 is kept in contact with the third through hole 20 under the action of the second spring 24, a water source flows into a cavity in one side of the cavity 8 from the small hole 22, the pressure is small, the piston 11 cannot be jacked up, the water source is not circulated, and therefore the small-flow water source is prevented from being stolen, and the anti-dripping effect is achieved; in addition, the end cover 18 is opened, the adjusting seat 17 is screwed, the first spring 16 is extruded or discharged, and the abutting force between the piston 11 and the first through hole 9 is adjusted, so that the impact force of the flow velocity of the water flow on the piston 11 is controlled.

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.

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. Antidrip water gauge with regulatory function, including water gauge main part (1) and antidrip mechanism (4), its characterized in that: one end of the water meter main body (1) is connected with a water inlet (2), the other end of the water meter main body (1) is connected with a water outlet (3), one end of the water inlet (2) is in threaded connection with an anti-dripping mechanism (4), the anti-dripping mechanism (4) comprises a shell (5), a water inlet pipeline (6), a water outlet pipeline (7), a cavity (8), a first through hole (9), a second through hole (10), a piston (11), an ejector rod (12), a sealing plug (13), an elastic diaphragm (14), a spring seat (15), a first spring (16), an adjusting seat (17), an end cover (18), a baffle (19), a third through hole (20), a plug (21), a small hole (22), a hole plate (23) and a second spring (24), one end of the shell (5) is connected with the water inlet pipeline (6), the other end of the shell (5) is connected with the water, a cavity (8) is arranged in the shell (5), a first through hole (9) is arranged at the lower end of the cavity (8), a second through hole (10) is arranged at one side end of the cavity (8), a piston (11) is clamped at the upper end of the first through hole (9), a push rod (12) is arranged at the upper end of the piston (11), a sealing plug (13) is fixedly connected at the upper end of the push rod (12), an elastic diaphragm (14) is connected at the upper end of the sealing plug (13), the elastic diaphragm (14) is connected with the inner wall of the shell (5), a spring seat (15) is fixedly connected at the upper end of the elastic diaphragm (14), a first spring (16) is connected at the upper end of the spring seat (15), an adjusting seat (17) is in threaded connection with the upper end of the first spring (16) relative to the inner wall of the upper part of the shell (5), an end cover, and a third through hole (20) is formed in the middle of the baffle (19), a plug (21) is clamped inside the third through hole (20), a small hole (22) is formed in the middle of the plug (21), a pore plate (23) is connected to one side of the plug (21), and the plug (21) and the pore plate (23) are connected through a second spring (24).

2. An adjustable drip resistant water meter as set forth in claim 1, wherein: the outer end of the water outlet pipeline (7) is provided with an external thread, and the inner wall of the water inlet (2) is provided with an internal thread matched with the external thread.

3. An adjustable drip resistant water meter as set forth in claim 1, wherein: and one end of the third through hole (20) is provided with a clamping groove (25) for clamping the plug (21), and one end of the plug (21) is in a table shape.

4. An adjustable drip resistant water meter as set forth in claim 1, wherein: one end of the plug (21) is provided with a groove (26) relative to the connecting end of the second spring (24).

5. An adjustable drip resistant water meter as set forth in claim 1, wherein: a first inclined plane is arranged on the inner wall of the first through hole (9), a second inclined plane is arranged at the lower end of the piston (11), and the first inclined plane is matched with the second inclined plane.

6. An adjustable drip resistant water meter as set forth in claim 1, wherein: the first through hole (9) and the clamping end of the piston (11) are connected with a sealing ring.