KR20050032959A - Water meter prevents freezing - Google Patents

Water meter prevents freezing Download PDF

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Publication number
KR20050032959A
KR20050032959A KR1020030068965A KR20030068965A KR20050032959A KR 20050032959 A KR20050032959 A KR 20050032959A KR 1020030068965 A KR1020030068965 A KR 1020030068965A KR 20030068965 A KR20030068965 A KR 20030068965A KR 20050032959 A KR20050032959 A KR 20050032959A
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South Korea
Prior art keywords
water meter
transparent plate
polycarbonate sheet
plastic
plate body
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KR1020030068965A
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Korean (ko)
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KR100547511B1 (en
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이병진
양옥순
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이병진
양옥순
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/10—Preventing damage by freezing or excess pressure or insufficient pressure
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/14—Casings, e.g. of special material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use

Abstract

A water meter is provided to prevent water leakage of the water meter in the winter season by preventing the water meter from freezing through replacing glass plates with polycarbonate sheets. A water meter includes a case(30). A lower internal case(12) having a wheel shaft(13) and an upper internal case(11) are installed in the case(30). A protrusion(23) of a transparent plastic plate(5) is inserted into a recess(21) of a polycarbonate sheet(3). Glycerine is inputted into a gap formed between a transparent plate(5') of the transparent plastic plate(5) and the polycarbonate sheet(3). A numeral plate gear set(29) is inserted into a gear set(15). The polycarbonate sheet(3) includes a first resin layer, a fiber layer and a second resin layer and has a thickness of about 8-10mm.

Description

동파를 방지시킨 수도미터기{omitted}Water meter prevented freezing {omitted}

본 발명은 수도미터기 동파방지에 관한 것으로, 특히 추운 동계절에 잘 파손되는 수도미터기의 유리면과 플라스틱 투명판체를, 양면에 기능성 코팅을 형성한 폴리카보네이트 시트와 많은 가이드형 미세돌기를 형성시킨 플라스틱 투명판체로 대체시켜, 추운 동계절에도 수도미터기가 동파되지 않도록 하므로서, 수돗물의 누수현상과 재설치 작업등 많은 불편과 손실을 방지할 수 있도록 한 동파를 방지시킨 수도미터기에 관한 것이다.The present invention relates to water meter freeze protection, and in particular, the glass surface and the plastic transparent plate of the water meter, which are easily damaged in the cold winter season, the polycarbonate sheet having a functional coating formed on both sides and the plastic transparent formed with many guide type micro projections. By replacing the plate, so that the water meter does not freeze even in the cold winter season, it relates to a water meter prevented the freeze to prevent many inconveniences and losses, such as water leakage and reinstallation work.

종래에는 수돗물 사용량을 알 수 있도록 하는 숫자판과 계측침이 보이면서, 수돗물이 외부로 누수되지 않도록 하기 위해, 내충격성과 내한성 등이 약한 유리면과 플라스틱 투명판체를 평면형으로 형성하거나 또는 중앙부위에 서너개의 돌기를 형성하여 조립 장착하여 사용해 왔으나, 통상적으로, 추운 동계절에 수돗물이 얼면 부피가 커지므로 약한곳을 밀게되는데, 수도미터기 외갑체는 금속재로 되어있고, 입수측과 출수측 양측으로는 금속재 파이프가 연결 배관 되므로 동파되지 않게 되고, 결국 수도미터기 상부측 유리면과 계측침이 보이도록하고 유리면 바로밑에 위치한 플라스틱 투명판체가 동파, 파손되어, 수도물이 외부로 대량 누수되고 이로인해 수돗물 공급을 중단하게 되므로 많은 불편이 생기게 되었으며, 추운동계절에 일시에 여러곳에서 대량파손되므로 재설치 작업 시간과 제반 비용이 증대되어 막대한 손실을 초래하게되는 문제점이 있었다.Conventionally, while the number plate and the measuring needle to see the tap water usage is visible, in order to prevent the tap water from leaking to the outside, the glass surface and the plastic transparent plate with weak impact resistance and cold resistance are formed in a flat shape, or three or four projections in the central part are formed. It has been formed and assembled and used, but in general, when the tap water freezes during the cold winter season, the volume becomes large, so it is pushed to a weak place. The water meter outer shell is made of metal, and metal pipes are connected to both the inlet and outlet sides. Because it is piped, it is not freeze. Finally, the glass surface and the measuring needle on the upper side of the water meter are visible, and the plastic transparent plate located directly under the glass surface is broken and broken, and the tap water is leaked to the outside, which stops the supply of tap water. In the cold winter season Since there was a large amount of breakage problems are increasing the reinstallation time and expenses that will result in a huge loss.

또한 유리면 조립시 재질이 유리이므로 플라스틱 투명판체에 직접 접착하거나, 또는 고주파용접을 할 수가 없으므로, 반드시 플라스틱 고정캡(27)이 필요하게 되어 조립공정과 부품이 증대되고, 조립작업시간과 재료비 및 금형비 등이 증가하는 문제점이 있었다.In addition, since the glass material is made of glass, it cannot be directly adhered to the transparent plastic sheet or high frequency welding. Therefore, a plastic fixing cap 27 is required, thereby increasing the assembly process and parts, and the assembly time, material cost, and mold cost. There was a problem of increasing the back.

본 발명은 상기한 종래기술이 갖고 있는 문제점을 해소코자 창출된 것으로, 추운 동계절에도, 수도미터기의 유리면부분과 유리면 하측의 플라스틱 투명판체가 동파, 파손 되지 않도록 형성하므로서, 수돗물의 대량 누수와 수돗물 공급, 중단등의 폐해와 불편이 없도록 하고, 일시에 여러곳에서 대량 파손되어, 재설치에 따른 막대한 작업시간과 제반비용이 증대되어 막대한 손실을 초래하지 않도록 하는데 그 목적이 있다.The present invention was created to solve the problems of the prior art described above, so that even in the cold winter season, the glass surface portion of the water meter and the plastic transparent plate under the glass surface are formed so that they do not freeze and break, so that large amounts of tap water leak and tap water. Its purpose is to prevent the damage and inconvenience of supply and interruption, and to be damaged in a large number of places at one time, thereby increasing the enormous working time and costs associated with re-installation, and thus not causing enormous losses.

이러한 본 발명의 목적은, 수도미터기 유리면 대체용으로, 투명성과 내충격성 및 내구성과 내한성이 뛰어나 온도변화에도 성능을 유지하는 폴리카보네이트 시트의 양면에 기능성 코팅을 형성시킨 폴리카보네이트 시트 (두께 8-10mm)를 일정한 형상으로 절단, 가공하여 장착, 사용할 수 있도록 하고, 수도미터기 유리면 바로 밑에 설치되는 플라스틱 투명판체는, 투명판 상측면에 10여개 이상의 가이드형 미세돌기를 형성시켜 장착시키면, 수돗물이 얼어 부피가 늘어나면, 플라스틱 투명판체의 투명판이 먼저 약간 신축되면서 폴리카보네이트 씨트쪽으로 밀리게되나, 폴리카보네이트 시트는 강화유리보다 150배이상 강하므로 동파되지 않게 되고, 그대로 있게 되므로, 투명판의 많은 가이드형 미세돌기가 폴리카보네이트 시트에 접촉되어, 투명판을 지지방어하게 되므로, 방어력이 증대되어 동파 및 파손이 되지 않게 되어, 수도미터기의 동파를 방지하고자 하는 본 발명의 목적이 이뤄지게 된다.The object of the present invention is to replace a water meter glass surface, a polycarbonate sheet having a functional coating on both sides of a polycarbonate sheet that is excellent in transparency, impact resistance, durability and cold resistance and maintains performance even with temperature changes (thickness 8-10 mm) ) The plastic transparent plate, which is installed under the glass surface of the water meter, can be cut and processed to a certain shape, and installed under the glass surface of the water meter. When is increased, the transparent plate of the plastic transparent plate is first stretched slightly and is pushed toward the polycarbonate sheet, but since the polycarbonate sheet is 150 times stronger than the tempered glass, it does not freeze and remains as it is. The projection contacts the polycarbonate sheet, supporting the transparent plate Since it, the toughness is increased, is prevent the frost damage, and, also the object of this invention to prevent freezing of the meter is yirwojige.

수도미터기에 있어서,In the water meter,

수돗물 사용량을 알 수 있도록 하는 숫자판(10)상측에 장착시키는 유리면(2) 대체용으로, 폴리카보네이트 시트(3)를 형성하되, 폴리카보네이트 시트(3)는 수지제품으로 열가소성 플라스틱의 일종으로, 수지층(RESIN)+유리섬유층(FIBER GLASS)+수지층(RESIN)으로 구성되고, 두께를 8-10mm로 형성한 다음, 양면에 기능성코팅면(4)(4')을 형성하고, 유리면(2)과 같은 형상으로 절단,가공한 다음, 폴리카보네이트 시트(3)의 주연부에는 플라스틱 투명판체(5)의 단턱돌부(23)에 형합될 수 있는 환요홈부(21)를 형성하며, 플라스틱 투명판체(5)에 종래의 플라스틱 고정캡(27)을 사용하지 않고, 접착 또는 고주파 융착으로 고정 장착할 수 있도록 하고, 플라스틱 투명판체(5)의 투명판(5')상측에는 10여개 이상의 많은 가이드형 미세돌기(6)(6')를 형성하되 투명판(5') 하측에 있는 계측침(9)9')이 보이도록 배열 형성하여, 계측침(9)9')이 설치된 기어셋트(15)일측에 숫자판기어셋트(29)가 장착되도록, 기어셋트(15)와 플라스틱 투명판체(5)를 조립,고정시킨뒤, 플라스틱 투명판체(5)상측에서 폴리카보네이트 시트(3)의 환요홈부(21)와 접착면(23)에 접착제를 도포하여 형합, 고정, 장착시키거나, 접착제 대신 폴리카보네이트시트(3)의 주연면을 고주파 융착시켜 고정시키고, 폴리카보네이트 시트(3)면과 플라스틱 투명판체(5)의 투명판(5)사이에 글리세린(28)을 주입,밀봉한후 수도미터기(1)의 상부내갑체(11)에 삽입 장착 되도록 한 것을 특징으로 한 동파를 방지시킨 수도미터기이다.In order to replace the glass surface (2) to be mounted on the upper surface of the number plate (10) so that the usage of tap water, the polycarbonate sheet (3) is formed, but the polycarbonate sheet (3) is a resin product, a kind of thermoplastic, It is composed of RESIN + FIBER GLASS + RESIN layer, and forms a thickness of 8-10mm, and then forms functional coated surfaces 4, 4 'on both sides, and a glass surface 2 After cutting and processing into a shape such as), the periphery of the polycarbonate sheet (3) forms a groove recess 21 that can be joined to the stepped portion 23 of the plastic transparent plate body 5, the plastic transparent plate body ( 5) without using a conventional plastic fixing cap 27, it is possible to be fixed mounting by adhesive or high frequency fusion, and more than 10 guide-type fine fine on the transparent plate (5 ') of the plastic transparent plate body (5) Measuring needle (9) forming protrusions (6) and 6 'but below transparent plate (5'). 9 '), the gear set 15 and the plastic transparent plate 5 so that the number plate gear set 29 is mounted on one side of the gear set 15 on which the measuring needle 9' 9 'is installed. After assembling and fixing the adhesive, the adhesive is applied to the annular groove 21 and the adhesive surface 23 of the polycarbonate sheet 3 on the plastic transparent plate body 5 to form, fix, and mount the polycarbonate instead of the adhesive. The peripheral surface of the sheet 3 is fixed by high frequency fusion, and glycerin 28 is injected and sealed between the polycarbonate sheet 3 surface and the transparent plate 5 of the plastic transparent plate body 5, and then the water meter 1 The water meter prevented freezing, characterized in that the insertion into the upper inner shell body 11).

이와같이 구성된 본 발명의 작용은 다음과 같다.The operation of the present invention configured as described above is as follows.

수도미터기 외갑체(30)내에 익차(14)와 익차축(13)이 설치된 하부내갑체(12)와 상부내갑체(11)를 넣고, 폴리카보네이트시트(3)의 환요홈부(21)에 플라스틱 투명판체(5)의 단턱돌부(23)가 삽입되도록 하고, 접착제나 고주파 융착으로 고착시키고, 폴리카보네이트 시트(3)와 플라스틱 투명판체(5)의 투명판(5') 사이 공간(두께 약1mm정도)에 글리세린(28)을 투입하여, 숫자판(10)과 숫자판기어셋트(29)가 동파되지 않고 회전이 원활하도록 하고 밀봉시킨 다음, 폴리카보네이트 씨트(3)를 장착시킨 플라스틱 투명판체(5)의 숫자판 기어셋트(29)가 기어셋트(15) 일측에 삽입되면서, 기어셋트(15)와 플라스틱 투명판체(5)와 폴리카보네이트 씨트(3)가 하나로 상호 형합 장착된 상부 조립체(31)를 상부내갑체(11)에 올려 놓으면, 상부 조립체(31)의 고무오링(8) 하부측은 상부내갑체(11)에 삽입되고, 고무오링(8)상부측은 수도미터기 외갑체(30)의 체결부(18)위에 장착되며, 이위에 뚜껑이(20)설치되고, 체결산(17)과 걸림면(19)을 형성시킨 상부 체결캡(16)을 체결 장착시키면 상부조립체(31)가 고무오링(8)을 밀착시키면서 전체가 조립된다.The lower inner shell body 12 and the upper inner shell body 11 in which the blade wheel 14 and the blade shaft 13 are installed are placed in the water meter outer shell body 30, and the plastic grooves 21 of the polycarbonate sheet 3 The stepped portion 23 of the transparent plate 5 is inserted, fixed by adhesive or high frequency fusion, and spaced between the polycarbonate sheet 3 and the transparent plate 5 'of the plastic transparent plate 5 (about 1 mm in thickness). To the glycerin (28), the number plate (10) and the number plate gear set (29) to ensure that the rotation is smooth and free of rotation, and then the plastic transparent plate body (5) equipped with a polycarbonate sheet (3) The number plate gear set 29 of the gear set 15 is inserted into one side, the gear set 15, the plastic transparent plate body 5 and the polycarbonate sheet (3) of the upper assembly 31, which is integrally mounted to one another When placed on the inner shell 11, the lower side of the rubber o-ring 8 of the upper assembly 31 is the upper inner shell 11 Is inserted, the upper portion of the rubber o-ring (8) is mounted on the fastening portion 18 of the water meter outer shell body 30, the lid 20 is installed on this, forming the fastening peak 17 and the engaging surface (19) When the upper fastening cap 16 is fastened and mounted, the entire assembly 31 is assembled while keeping the rubber o-ring 8 in close contact.

이때 폴리카보네이트 씨트(3)는 유리재가 아니므로, 플라스틱 투명판체(5)에 장착, 고정시, 종래의 플라스틱 고정캡(27)을 사용하지 않아도 폴리카보네이트 시트(3)는 접착, 고정되므로 조립공정이 단순화되고, 재료비 및 금형비 등이 절감된다.At this time, since the polycarbonate sheet 3 is not a glass material, when the polycarbonate sheet 3 is attached to and fixed to the plastic transparent plate body 5, the polycarbonate sheet 3 is adhered and fixed without using the conventional plastic fixing cap 27. This simplifies and saves material costs, mold costs and the like.

또한 수돗물은 고무오링(8)과 플라스틱 투명판체(5)에 의해 누수가 차단되고, 글리세린(28)은 투명판(5')상측의 고무오링(7)과 폴리카보네이트 시트(3)면의 접착으로 외부 누출이 차단된다.In addition, tap water is blocked by the rubber o-ring 8 and the plastic transparent plate 5, and glycerin 28 is adhered to the surface of the rubber o-ring 7 and the polycarbonate sheet 3 on the transparent plate 5 '. This prevents external leakage.

이러한 상태에서, 수도미터기(1) 좌우양측으로 금속재 파이프를 연결,배관하여 수돗물을 사용하게 되는데, 추운 동계절에 온도가 급강하 하면 수도미터기(1)내의 플라스틱 투명판체(5)하부측까지 유입된 수돗물이 얼면서 부피가 팽창되어 약한곳을 밀게되는데 플라스틱 투명판체(5)의 투명판(5')이 약간 신축되면서, 폴리카보네이트 시트(3)측으로 밀리게 되는데, 폴리카보네이트 시트(3)는 투명성과 내충격성 및 내구성과 내한성이 뛰어나고, 내충격성이 강화유리의 150배, 판유리의 250배, 아크릴의 30배이기 때문에, 동파로 파손되지 않게 되고, 플라스틱 투명판체(5)의 투명판(5')측에 형성시킨 10여개 이상의 많은 가이드형 미세돌기(6)(6)'가 폴리카보네이트 시트(3)에 접촉되어 투명판(5)'을 고르게 지지, 방어해 주므로 동파로 파손되지 않게 된다.In this state, tap water is used by connecting and piping metal pipes to the left and right sides of the water meter 1, and when the temperature drops sharply in the cold winter season, the water flows into the bottom of the plastic transparent plate 5 in the water meter 1. As the tap water freezes, the volume expands and pushes a weak place. As the transparent plate 5 'of the plastic transparent plate 5 is slightly stretched and pushed toward the polycarbonate sheet 3 side, the polycarbonate sheet 3 has transparency It is excellent in impact resistance, durability and cold resistance, and the impact resistance is 150 times of tempered glass, 250 times of plate glass, and 30 times of acryl, so that it is not damaged by freezing, and the transparent plate (5 ') of the plastic transparent plate body (5) More than a dozen or more guide-type microprojections 6, 6 'formed on the side contact with the polycarbonate sheet 3 to evenly support and defend the transparent plate 5, so as not to be damaged by freezing waves.

이상에서 살펴본 바와 같이 본 발명은 구성이 간단하면서, 조립공정이 단순해 지고, 재료비 및 금형비가 절감되며, 특히 수도미터기의 계측부가 투명하게 잘 보이면서도 추운 동계절에 동파가 되지 않으므로 수돗물의 대량누수와 많은 불편을 방지하고, 재설치 작에 따른 많은 작업시간과 막대한 자재 및 제반비용의 손실을 방지 할 수 있는 대단히 유용한 발명인 것이다.As described above, the present invention has a simple configuration, simplifies the assembly process, reduces the material cost and the mold cost, and in particular, the measurement part of the water meter is transparent and well visible, but does not freeze in the cold winter season, so large amount of tap water leaks And it is a very useful invention that can prevent a lot of inconvenience, and to prevent a lot of work time and enormous loss of materials and costs due to the reinstallation work.

도1은 본 발명 전체 분해사시도1 is an exploded perspective view of the present invention

도2는 종래 유리면 장착 상태도Figure 2 is a conventional glass surface mounting state diagram

도3은 종재 유리면과 플라스틱 투명판체 조립 장착 상태도Figure 3 is assembled glass state and the transparent transparent plate assembly state diagram

도4는 본 발명 폴리카보네이트 씨트 설치 공정도Figure 4 is a polycarbonate sheet installation process diagram of the present invention

도5는 본 발명 플라스틱 투명판체 평면도5 is a plan view of the present invention plastic transparent plate

도6은 본 발명 요부 조립 상태도Figure 6 is a main part assembled state diagram of the present invention

도7은 본 발명 전체 조립 상태도Figure 7 is a complete assembly state of the present invention

*도면의 주요 부분에 대한 부호의 설명* Explanation of symbols for the main parts of the drawings

1.수도미터기 2. 유리면1. Water meter 2. Glass surface

3.폴리카보네이트시트(polycarbonates sheet)3.polycarbonates sheet

4.4'기능성코팅면 5.플라스틱두명판체 5'투명판4.4 'functional coating surface 5.plastic nameplate 5'transparent plate

6.6'가이드형 미세돌기 7.8.고무오링6.6 'Guide Type Micro Projection 7.8.Rubber O-Ring

9,9'계량침 10.숫자판9,9 'meter hand 10.

11.상부내갑체 12.하부내갑체11.Upper inner shell 12.Lower inner shell

13.익자축 14.익차 15.기어셋트13.wing shaft 14.wing wheel 15.gear set

16.상부체결 캡. 17.체결산. 18.체결산16.Top fastening cap. 17. Closing Closing. 18. Closing Closing

19.걸림면 20.뚜껑19.Jangmyeon 20.Lid

21.환요홈부 22.접착면 23.단턱돌부21. Fan groove 22. Adhesive surface 23. Stepped part

24.단턱면 25.유입공 26.배출공24.Mut surface 25.Inlet hole 26.Outlet hole

27.플라스틱 고정캡 28.글리세린27.Plastic fixing cap 28.Glycerin

29.숫자판 기어셋트 30.수도미터기 외갑체29.Number plate gear set 30.Water meter outer shell

31.상부 조립체31. Upper assembly

Claims (2)

수도미터기에서 ,On the water meter, 수돗물 사용량을 알 수 있도록 하는 숫자판(10)상측에 장착시키는 유리면(2)대체용으로, 폴리카보네이트 시트(3)를 형성하되, 폴리카보네이트 시트(3)는 수지제품으로 열가소성 플라스틱의 일종으로, 수지층(RESIN)+유리섬유층(FIBER GLASS)+수지층(RESIN)으로 구성되고, 두께를 8-10mm로 형성한 다음, 양면에 기능성코팅면(4)(4')을 형성하고, 유리면(2)과 같은 형상으로 절단,가공하여 유리면(2)대신 수도미터기(1)에 장착 사용하는 것을 특징으로한 동파를 방지시킨 수도미터기.The polycarbonate sheet (3) is formed as a substitute for the glass surface (2) to be mounted on the upper surface of the number plate (10) so that the usage amount of tap water can be known, and the polycarbonate sheet (3) is a resin product, which is a kind of thermoplastic. It is composed of RESIN + FIBER GLASS + RESIN layer, and forms a thickness of 8-10mm, and then forms functional coated surfaces 4, 4 'on both sides, and a glass surface 2 A water meter that prevents freezing waves by cutting and processing into a shape such as) and mounted on the water meter (1) instead of the glass surface (2). 수도미터기에 있어서,In the water meter, 수도미터기(1)의 유리면(2) 대체용으로, 폴리카보네이트 시트(3)를 형성하되, 폴리카보네이트 시트(3)는 두께를 8-10mm로 형성한 다음, 양면에 기능성 코팅면(4)(4')을 형성하고, 플라스틱 투명판체(5)의 평면도와 같은 형상으로 절단,가공한 다음, 폴리카보네이트 시트(3)의 주연부에는 플라스틱 투명판체(5)의 단턱돌부(23)에 형합될 수 있는 환요홈부(21)를 형성하여, 종래의 플라스틱 고정캡(27)을 사용하지 않고, 플라스틱 투명판체(5)에 접착제 또는 고주파 융착으로 고정 장착할 수 있도록 하고, 플라스틱 투명판체(5)의 투명판(5')상측에는 10여개 이상의 많은 가이드형 미세돌기(6)(6')를 형성하되, 투명판(5')하측에 있는 계측침(9)9')이 보이도록 배열 형성하고, 플라스틱 투명판체(5)상측에서 폴리카보네이트 시트(3)의 환요홈부(21)와 접착면(23)에 접착제를 도포하여 형합, 고정 장착시키거나, 접착제 대신 폴리카보네이트시트(3)의 주연면을 고주파 융착시켜 고정시키고, 폴리카보네이트 시트(3)면과 플라스틱 투명판체(5)의 투명판(5)사이에 글리세린(28)을 주입,밀봉한후, 계측침(9)9')이 설치된 기어셋트(15)일측에 플라스틱 투명판체(5)의 숫자판 기어셋트(29)가 삽입,장착되도록, 기어셋트(15)와 플라스틱 투명판체(5)를 조립,고정시킨, 상부 조립체(31)를 수도미터기(1)의 상부내갑체(11)에 삽입장착 되도록 한 다음, 그위에 상부 체결캡(16)을 체결, 장착시킨것을 특징으로 한 동파를 방지시킨 수도미터기.As a substitute for the glass surface 2 of the water meter 1, a polycarbonate sheet 3 is formed, the polycarbonate sheet 3 having a thickness of 8-10 mm, and then the functional coating surface 4 on both sides ( 4 '), and cut and process the same shape as the top view of the plastic transparent plate body 5, and then join the stepped portion 23 of the plastic transparent plate body 5 to the periphery of the polycarbonate sheet 3. The recessed groove portion 21 is formed so that the plastic transparent plate body 5 can be fixedly fixed by adhesive or high frequency fusion without using the conventional plastic fixing cap 27, and the transparent glass plate 5 is transparent. On the upper side of the plate 5 ', a plurality of guide-type micro protrusions 6 and 6' are formed, and the alignment needles 9 '9' under the transparent plate 5 'are formed to be arranged. An adhesive is applied to the groove 21 and the adhesive surface 23 of the polycarbonate sheet 3 on the plastic transparent plate body 5 side. By means of high frequency fusion or fixation of the peripheral surface of the polycarbonate sheet (3) instead of the adhesive, and between the surface of the polycarbonate sheet (3) and the transparent plate (5) of the plastic transparent plate (5). 28) After the injection and sealing, the gear set 15 to insert and mount the numeric gear set 29 of the plastic transparent plate body 5 on one side of the gear set 15 on which the measuring needles 9 '9' are installed. And the upper assembly 31 to assemble and fix the plastic transparent plate body 5 to the upper inner shell body 11 of the water meter 1, and then fasten and mount the upper fastening cap 16 thereon. Water meter prevented freezing, characterized in that.
KR1020030068965A 2003-10-02 2003-10-02 Water meter prevents freezing KR100547511B1 (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111457979A (en) * 2020-04-15 2020-07-28 山东虎力机械有限公司 Water meter capable of preventing frost cracking
CN111457980A (en) * 2020-04-15 2020-07-28 山东虎力机械有限公司 Anti-freezing water meter
KR20210131877A (en) 2020-04-24 2021-11-03 신에쓰 가가꾸 고교 가부시끼가이샤 Method for controlling flatness, method for forming coating film, apparatus for controlling flatness, and apparatus for forming coating film

Families Citing this family (1)

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Publication number Priority date Publication date Assignee Title
KR100734137B1 (en) 2006-09-30 2007-06-29 강순이 Freeze protection device for water meter

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111457979A (en) * 2020-04-15 2020-07-28 山东虎力机械有限公司 Water meter capable of preventing frost cracking
CN111457980A (en) * 2020-04-15 2020-07-28 山东虎力机械有限公司 Anti-freezing water meter
CN111457980B (en) * 2020-04-15 2022-07-01 沈阳佳德联益能源科技股份有限公司 Anti-freezing water meter
CN111457979B (en) * 2020-04-15 2022-08-12 临沂沂川仪表有限公司 Water meter capable of preventing frost cracking
KR20210131877A (en) 2020-04-24 2021-11-03 신에쓰 가가꾸 고교 가부시끼가이샤 Method for controlling flatness, method for forming coating film, apparatus for controlling flatness, and apparatus for forming coating film

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