CN218444017U

CN218444017U - Water meter

Info

Publication number: CN218444017U
Application number: CN202222904496.8U
Authority: CN
Inventors: 严曙
Original assignee: Anhui Jiayuan Intelligent Technology Co ltd
Current assignee: Anhui Jiayuan Intelligent Technology Co ltd
Priority date: 2022-11-02
Filing date: 2022-11-02
Publication date: 2023-02-03
Anticipated expiration: 2032-11-02

Abstract

The utility model provides a water meter, include: expansion assembly, connecting portion and water gauge main part, water gauge main part downside is equipped with connecting portion, the expansion assembly is installed through flange, sealed pad, fixing bolt to the connecting portion downside, compares with prior art, the utility model discloses following beneficial effect has: through setting up expansion block, be used for protecting the water gauge main part, avoid the inside damage that leads to because of expansion pressure when freezing of water gauge main part, spacing spring cooperation plastics plectane, the kicking block, when the running water is in the state that does not freeze, be convenient for jack-up the elasticity bag on the elastic component, it is spacing to carry out the elasticity bag, through setting up the expansion piece, when the water of water gauge main part is frozen, through the position that changes the elasticity bag in the expansion piece and change the volume of shell upside, with this expansion pressure that produces when reaching the water of release water gauge main part and freezing, avoid the water gauge main part to be damaged, and can not have the rivers to go out the water gauge main part.

Description

Water meter

Technical Field

The utility model belongs to the technical field of the water gauge, in particular to water gauge.

Background

The water meter has the advantages that the water meter is extremely easy to frost crack in winter, normal water supply is affected, the water pipe or the water meter is wrapped with a heat insulation material, or a water faucet is opened to keep a trickle state, the two methods have limitations, and once the operation is not timely, the water meter is easily frozen.

Chinese patent No. CN105651354A mentions an anti-freezing water meter with multiple protection functions, which comprises a metering part at the upper part of the water meter and a water storage device part at the lower part, wherein the water storage device comprises an anti-freezing water meter water storage cavity outer shell, a piston and a controllable adjusting spring are arranged in the anti-freezing water meter water storage cavity outer shell, one end of the controllable adjusting spring is connected with the bottom of the anti-freezing water meter lower cavity outer shell, and the other end of the controllable adjusting spring is connected with the piston; the anti-freezing water meter is reasonable in structural design, plays a role in double protection by arranging the water storage cavity and the water drainage groove, and has better safety and practicability.

Above-mentioned scheme is through being equipped with the protection sluicing groove on water gauge water storage chamber shell body inner wall prevents frostbite, and be equipped with the wash port in water gauge water storage chamber shell body bottom prevents frostbite, it produces the expansion pressure to reach release water storage device partial inside when freezing, however set up like this and make the water that releases directly arrange outward through the wash port easily, thereby lead to the ground near the water gauge moist, freeze, bring inconvenience, and when the temperature is lower, partly water flows through the protection sluicing groove, can be when flowing, freeze on water gauge water storage chamber shell body inner wall prevents frostbite, influence the motion of whole piston, therefore, we provide a water gauge to solve above problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a water gauge, the problem of proposing among the above-mentioned background art is solved to not enough that prior art exists.

The utility model discloses a following technical scheme realizes: a water meter, comprising: the expansion component is arranged on the lower side of the water meter main body, a connecting flange is arranged on the lower side of the connecting part, and the expansion component is arranged on the lower side of the connecting part through the connecting flange, a sealing gasket and a fixing bolt;

a partition plate is arranged in the lower side of the connecting part, the upper surface of the partition plate penetrates downwards to form a plurality of communicating holes, and the lower side of the connecting part is communicated with the inside of the water meter main body through the communicating holes;

expansion assembly includes shell, spacing spring, inflation piece, plastics plectane, kicking block, spacing spring is installed to the shell lower part, spacing spring upside is connected with the plastics plectane, plastics plectane upside is equipped with the kicking block, butt in the middle of kicking block upside and the inflation piece, the inflation piece is installed at the inside upside of shell.

As a preferred embodiment, the connection part is integrally formed with the lower side of the water meter main body, the water meter main body is a water meter with a rotor structure, and the water meter main body comprises a shell, an impeller measuring mechanism and a speed reducing mechanism.

As a preferred embodiment, the limiting springs are provided in plurality, the limiting springs are distributed in an annular shape, and the upper ends of the limiting springs are fixedly connected with the edge of the lower surface of the plastic circular plate.

In a preferred embodiment, the top block is a spherical silica gel block.

As a preferred embodiment, the inflation piece includes elastic component, retainer plate one and retainer plate two, the elastic component includes retainer plate and elasticity bag, elasticity bag and retainer plate are by TPE material integrated into one piece.

As a preferred embodiment, a positioning ring is fixed between the first fixing ring and the second fixing ring, the first fixing ring and the second fixing ring are both of a circular structure made of food-grade 304 materials, and the inner diameters of the first fixing ring and the second fixing ring are larger than the diameter of the plastic circular plate.

After the technical scheme is adopted, the beneficial effects of the utility model are that: the expansion assembly is arranged and used for protecting the water meter main body, so that damage caused by expansion pressure when the interior of the water meter main body is frozen is avoided;

the limiting spring is matched with the plastic circular plate and the jacking block, so that the elastic bag on the elastic part can be jacked conveniently and limited when the tap water is in a non-icing state;

through setting up the inflation piece, when the inside water of water gauge main part freezes, through the position that changes the elasticity bag in the inflation piece and change the volume of shell upside to this inflation pressure that produces when reaching the inside water of release water gauge main part and freezing avoids the water gauge main part to be damaged, and can not have water outflow water gauge main part.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is the overall structure schematic diagram of the water meter of the present invention.

Fig. 2 is a schematic view of a cross-sectional view of an expansion assembly of the water meter according to the present invention.

Fig. 3 is a schematic view of the concave top pressing top block of the elastic bag of the water meter of the present invention.

Fig. 4 is a schematic view of the three-dimensional structure of the elastic member of the water meter of the present invention.

In the figure, 1-expansion component, 2-connecting part, 3-water meter main body, 4-shell, 5-limiting spring, 6-expansion piece, 7-plastic circular plate, 8-top block, 9-elastic piece, 10-fixing ring I, 11-sealing pad, 12-clapboard, 13-communicating hole, 14-fixing ring II, 15-positioning ring and 16-elastic bag.

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 of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a water meter, comprising: the expansion assembly comprises an expansion assembly 1, a connecting part 2 and a water meter main body 3, wherein the connecting part 2 is arranged on the lower side of the water meter main body 3, a connecting flange is arranged on the lower side of the connecting part 2, and the expansion assembly 1 is arranged on the lower side of the connecting part 2 through the connecting flange, a sealing gasket 11 and a fixing bolt;

a partition plate 12 is arranged in the lower side of the connecting part 2, the upper surface of the partition plate 12 penetrates downwards to form a plurality of communicating holes 13, and the lower side of the connecting part 2 is communicated with the inside of the water meter main body 3 through the communicating holes 13;

expansion assembly 1 includes shell 4, spacing spring 5, inflation piece 6, plastics plectane 7, kicking block 8, and spacing spring 5 is installed to shell 4 lower part, and 5 upsides of spacing spring are connected with

plastics plectane

7, and 7 upsides of plastics plectanes are equipped with

kicking block

8, 8 upsides of kicking block and 6 middle butt of inflation piece, and inflation piece 6 is installed at the inside upside of shell 4.

The connecting part 2 and the lower side of the water meter main body 3 are integrally formed, the water meter main body 3 is a water meter with a rotor wing type structure, and the water meter main body 3 comprises a shell 4, an impeller measuring mechanism and a speed reducing mechanism.

As an embodiment of the present invention, please refer to fig. 2 and 3, the limiting springs 5 are provided with a plurality of limiting springs 5, the plurality of limiting springs 5 are distributed annularly, and the upper ends of the plurality of limiting springs 5 are fixedly connected to the lower surface of the plastic circular plate 7, the limiting springs 5 are matched with the plastic circular plate 7 and the ejecting block 8, when the tap water is in the non-icing state, the elastic bag 16 on the elastic member 9 is conveniently ejected, and the elastic bag 16 is limited.

As an embodiment of the utility model, please refer to fig. 2, fig. 3, kicking block 8 is a spherical silica gel block, in the time of practical use, the water of 16 upsides of elastic bag freezes, the water freezes takes place the volume expansion, in the in-process that water freezes gradually, constantly to the elastic bag 16 by 8 jack-ups of kicking block, kicking block 8 is pushed down gradually, and meanwhile, elastic bag 16 is pushed down to recessed state gradually, along with elastic bag 16 is constantly sunken, the volume increase of shell 4 upside, the very big inflation extrusion force that produces water meter main part 3 when having alleviated freezing, the effectual water meter main part 3 that has protected, and the kicking block 8 of silica gel material when jacking elastic bag 16, can not influence the sunken of elastic bag 16, the characteristic that can deform makes elastic bag 16 can not damaged, promote elastic bag 16's life.

As an embodiment of the present invention, please refer to fig. 2 to 4, the expansion member 6 includes an elastic member 9, a first fixing ring 10 and a second fixing ring 14, the elastic member 9 includes a positioning ring 15 and an elastic bag 16, the elastic bag 16 and the positioning ring 15 are integrally formed by a TPE material, when the water on the upper side of the housing 4 is in a non-icing state, the limiting spring 5 drives the plastic circular plate 7 and the top block 8 to push the elastic bag 16 more than the sum of the water pressure and the gravity of the elastic bag 16, because the positioning ring 15 on the edge of the elastic bag 16 is fixed by the first fixing ring 10 and the second fixing ring 14, the elastic bag 16 is pushed up upwards, so as to reduce the volume on the upper side of the housing 4, when the water on the upper side of the housing 4 is gradually frozen in a low temperature environment, the frozen expansion force is gradually larger than the extrusion force of the limiting spring 5 driving the plastic circular plate 7 and the top block 8 to push the elastic bag 16, the elastic bag 16 is gradually recessed, so that the volume on the upper side of the housing 4 is increased;

by providing the expansion member 6, when the water in the water meter main body 3 freezes, the volume of the upper side of the housing 4 is changed by changing the position of the elastic bag 16 in the expansion member 6, so as to release the expansion pressure generated when the water in the water meter main body 3 freezes, thereby preventing the water meter main body 3 from being damaged and preventing water from flowing out of the water meter main body 3.

A positioning ring 15 is fixed between the first fixing ring 10 and the second fixing ring 14, the first fixing ring 10 and the second fixing ring 14 are both of a circle structure made of food-grade 304 materials, and the inner diameters of the first fixing ring 10 and the second fixing ring 14 are larger than the diameter of the plastic circular plate 7 and used for fixing the positioning ring 15 at the edge of the elastic bag 16.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A water meter, comprising: the water meter comprises an expansion component (1), a connecting part (2) and a water meter main body (3), wherein the connecting part (2) is arranged on the lower side of the water meter main body (3), and is characterized in that a connecting flange is arranged on the lower side of the connecting part (2), and the expansion component (1) is arranged on the lower side of the connecting part (2) through the connecting flange, a sealing gasket (11) and a fixing bolt;

a partition plate (12) is arranged in the lower side of the connecting part (2), the upper surface of the partition plate (12) penetrates downwards to form a plurality of communicating holes (13), and the lower side of the connecting part (2) is communicated with the inside of the water meter main body (3) through the communicating holes (13);

expansion assembly (1) includes shell (4), spacing spring (5), inflation piece (6), plastics plectane (7), kicking block (8), spacing spring (5) are installed to shell (4) lower part, spacing spring (5) upside is connected with plastics plectane (7), plastics plectane (7) upside is equipped with kicking block (8), butt in the middle of kicking block (8) upside and inflation piece (6), the inside upside in shell (4) is installed in inflation piece (6).

2. A water meter as claimed in claim 1, wherein: connecting portion (2) and water gauge main part (3) downside integrated into one piece, water gauge main part (3) are the water gauge of rotor formula structure, water gauge main part (3) include shell (4), impeller measuring mechanism and reduction gears.

3. A water meter as claimed in claim 1, wherein: limiting spring (5) are equipped with a plurality ofly, and are a plurality of limiting spring (5) are the annular and distribute, and are a plurality of limiting spring (5) upper end and plastics plectane (7) lower surface edge fixed connection.

4. A water meter as claimed in claim 1, wherein: the top block (8) is a spherical silica gel block.

5. A water meter as claimed in claim 1, wherein: the expansion piece (6) comprises an elastic piece (9), a first fixing ring (10) and a second fixing ring (14), the elastic piece (9) comprises a positioning ring (15) and an elastic bag (16), and the elastic bag (16) and the positioning ring (15) are integrally formed by TPE materials.

6. A water meter as claimed in claim 5, wherein: be fixed with position circle (15) between retainer plate (10) and retainer plate two (14), retainer plate one (10), retainer plate two (14) are the circle structure of food level 304 materials, the internal diameter of retainer plate one (10), retainer plate two (14) is greater than the diameter of plastics plectane (7).