CN111174862A

CN111174862A - High-precision movement liquid seal type water meter

Info

Publication number: CN111174862A
Application number: CN201811334751.1A
Authority: CN
Inventors: 吴新潮; 党恩锋
Original assignee: Xian Triones Digital Information Co Ltd
Current assignee: Xian Triones Digital Information Co Ltd
Priority date: 2018-11-10
Filing date: 2018-11-10
Publication date: 2020-05-19

Abstract

The invention discloses a high-precision core liquid seal type water meter, which comprises a lower meter shell and an upper meter shell, wherein the lower meter shell is in threaded connection with the upper meter shell through an annular connecting sleeve, a water inlet pipe and a water outlet pipe are arranged on both sides of the lower meter shell, a first cavity communicated with the water inlet pipe and the water outlet pipe is arranged inside the lower meter shell, a second cavity communicated with the annular connecting sleeve and the first cavity is arranged inside the upper meter shell, a first sealing mechanism is fixedly arranged inside the annular connecting sleeve, a second sealing mechanism is arranged inside the second cavity, an observation window is arranged at the upper end of the upper meter shell, and a sealing cover is rotatably connected to the observation window. The watch body is arranged to be detachable up and down, so that each part is conveniently installed, the installation process is simplified, and meanwhile, the watch body is convenient to detach, overhaul and replace at the later stage.

Description

High-precision movement liquid seal type water meter

Technical Field

The invention relates to the technical field of water meters, in particular to a high-precision movement liquid-sealed water meter.

Background

The liquid seal water meter is a water meter which is used for meter reading and has a sealed liquid prepared by a counting digit wheel or the whole counter with glycerol and the like with a certain concentration, the definition in the sealed and isolated counter is not influenced by the external water quality, the structure performance of the sealed and isolated water meter is the same as that of a wet water meter,

through the retrieval, chinese patent is granted No. CN207688953U discloses a high accuracy core liquid seal formula water gauge, including the water gauge body, still includes monitoring end and measuring end simultaneously, the measuring end includes water inlet, first cavity and delivery port, the monitoring end includes LCD screen, electronic unit and an anti-interference chip, first cavity upper end is equipped with first sealed glass piece, first sealed glass piece upper end is equipped with the second sealed glass piece.

The count end and the measuring end of the liquid seal type water meter in the comparison file are both electronic structures, have no mechanical transmission structure, greatly simplify the structure of the liquid seal water meter, and solve the problem that the water meter is interfered by the magnetic field through installing an anti-interference chip in the meter body, but still have the defects when installing: because the table body among the comparison file is the integrated into one piece formula, when carrying out the electricity each other connection to each spare part inside it like first sensor, second sensor and other electronic structure, be not convenient for carry out a series of installation operations in narrow and small table body space, also be not convenient for carry out later stage simultaneously and dismantle the maintenance.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a high-precision movement liquid-sealed water meter.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a high accuracy core liquid seal formula water gauge, includes watchcase and last watchcase down, down the watchcase with go up through annular adapter sleeve threaded connection between the watchcase, the both sides of watchcase all are equipped with inlet tube and outlet pipe down, the inside of watchcase is equipped with the first cavity that is linked together with inlet tube, outlet pipe down, the inside of going up the watchcase is equipped with the second cavity that is linked together with annular adapter sleeve and first cavity, the inside fixed mounting of annular adapter sleeve has first sealing mechanism, and the inside of second cavity is equipped with second sealing mechanism, the upper end of going up the watchcase is equipped with the observation window, and observes window department and rotates and be connected with sealed lid.

Preferably, the annular connecting sleeve is fixedly connected to the upper end of the lower watch case, the inner wall of the upper watch case is in threaded connection with the outer wall of the annular connecting sleeve, and both sides of the lower end of the upper watch case are fixedly connected with the side wall of the upper end of the lower watch case through locking mechanisms.

Preferably, the locking mechanism comprises an engaging block fixedly connected to the side wall of the lower end of the upper case, and the engaging block is fixedly connected to the side wall of the upper end of the lower case by a first locking screw.

Preferably, the first sealing mechanism comprises a first sealing glass sheet positioned inside the annular connecting sleeve, two L-shaped positioning plates are fixedly connected to two sides of the upper end of the first sealing glass sheet, and the two L-shaped positioning plates are fixedly connected with the side wall of the upper end of the annular connecting sleeve through second locking screws.

Preferably, the side wall of the first sealing glass sheet is provided with a plurality of mounting holes, and the mounting holes are provided with waterproof sealing rings.

Preferably, the second sealing mechanism comprises a second sealing glass sheet positioned in the second cavity, and third locking screws for fixing the second sealing glass sheet are arranged on two sides of the upper watch case.

Compared with the prior art, the invention has the beneficial effects that:

1. the lower watch shell and the upper watch shell are detachably mounted, and the lower watch shell and the upper watch shell are connected to form a watch body whole;

2. simultaneously with last watchcase and lower watchcase set to threaded connection, threaded connection mode is easy dismounting not only, and sealing performance is good, and first sealed glass piece and the sealed glass piece of second all adopt the connected mode of screw fixation to carry out fixed mounting, the later stage of being convenient for is dismantled and is overhauld and change.

Drawings

Fig. 1 is a schematic structural diagram of a high-precision movement liquid-sealed water meter provided by the invention;

fig. 2 is a schematic partial structural view of a joint between an upper surface casing and an annular connecting sleeve of the high-precision movement liquid-sealed water meter provided by the invention;

fig. 3 is a partial structural schematic diagram of a joint of an annular connecting sleeve and a first sealing mechanism of a high-precision movement liquid-sealed water meter provided by the invention.

In the figure: the water-saving water meter comprises a lower meter case 1, an upper meter case 2, an annular connecting sleeve 3, a water inlet pipe 4, a water outlet pipe 5, a first cavity 6, a second cavity 7, a first sealing glass sheet 8, a second sealing glass sheet 9, a third locking screw 10, a connecting block 11, a first locking screw 12, a viewing window 13, a sealing cover 14, a positioning plate 15L-shaped and a second locking screw 16.

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 a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, a high accuracy core liquid seal formula water gauge, includes watchcase 1 and last watchcase 2 down, goes up through annular adapter sleeve 3 threaded connection between watchcase 1 and the last watchcase 2, and threaded connection is convenient for the dismouting, and the junction leakproofness is good simultaneously, and is specific, annular adapter sleeve 3 fixed connection is in the upper end of watchcase 1 down, and goes up the inner wall of watchcase 2 and the outer wall threaded connection of annular adapter sleeve 3, goes up the lower extreme both sides of watchcase 2 and all passes through locking mechanism and the upper end lateral wall fixed connection of watchcase 1 down.

The locking mechanism comprises a joining block 11 fixedly connected to the side wall of the lower end of the upper meter shell 2, the joining block 11 is fixedly connected with the side wall of the upper end of the lower meter shell 1 through a first locking screw 12, and the joining block 11 and the first locking screw 12 are matched in structure, so that stability is further achieved for connection between the upper meter shell 2 and the lower meter shell 1.

The both sides of lower watchcase 1 all are equipped with inlet tube 4 and outlet pipe 5, and the inside of lower watchcase 1 is equipped with the first cavity 6 that is linked together with inlet tube 4, outlet pipe 5, and the inside of going up watchcase 2 is equipped with the second cavity 7 that is linked together with annular adapter sleeve 3 and first cavity 6, and the inside fixed mounting of annular adapter sleeve 3 has first sealing mechanism, and the inside of second cavity 7 is equipped with second sealing mechanism, forms the liquid seal layer between first sealing mechanism and the second sealing mechanism.

Specifically, first sealing mechanism is including being located the inside first sealed glass piece 8 of annular adapter sleeve 3, the equal fixedly connected with L type locating plate 15 in upper end both sides of first sealed glass piece 8, two L type locating plates 15 are all through the upper end lateral wall fixed connection of second locking screw 16 with annular adapter sleeve 3, two L type locating plates 15 are convenient for hang first sealed glass piece 8 and establish in annular adapter sleeve 3, be equipped with a plurality of mounting holes on the lateral wall of first sealed glass piece 8 simultaneously, and mounting hole department all is equipped with waterproof sealing ring, the mounting hole helps each part to insert with first sealed glass piece and establishes the connection, and waterproof sealing ring plays sealed waterproof effect.

Specifically, the second sealing mechanism comprises a second sealing glass sheet 9 positioned in the second cavity 7, and third locking screws 10 fixed with the second sealing glass sheet 9 are arranged on two sides of the upper surface shell 2.

Further, a viewing window 13 is provided at the upper end of the upper case 2, and a sealing cover 14 is rotatably connected to the viewing window 13.

According to the invention, the watch body is set to be a connecting structure consisting of the lower watch shell 1 and the upper watch shell 2, the upper watch shell 2 is in threaded connection with the lower watch shell 1 through the annular connecting sleeve 3, so that the upper part and the lower part of the watch body are convenient to disassemble and assemble, each component which is mutually connected penetrates into the first cavity 6 through the mounting hole on the first sealing glass sheet 8, the component is in sealed connection with the mounting hole on the first sealing glass sheet 8 through the waterproof sealing ring, the upper end part of the component is positioned above the annular connecting sleeve 3, and then the upper watch shell 2 is in threaded connection with the annular connecting sleeve 3, so that the upper end part of the component is positioned in a liquid sealing layer formed by the first sealing glass sheet 8 and the second sealing glass sheet 9, and the first sealing glass sheet 8 and the second sealing glass sheet 9 are detachably connected, so that the disassembly and the replacement are convenient.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A high-precision movement liquid-sealed water meter comprises a lower meter shell (1) and an upper meter shell (2), it is characterized in that the lower watch case (1) and the upper watch case (2) are in threaded connection through an annular connecting sleeve (3), both sides of the lower meter shell (1) are provided with a water inlet pipe (4) and a water outlet pipe (5), a first cavity (6) communicated with the water inlet pipe (4) and the water outlet pipe (5) is arranged in the lower meter shell (1), a second cavity (7) communicated with the annular connecting sleeve (3) and the first cavity (6) is arranged in the upper watch case (2), a first sealing mechanism is fixedly arranged in the annular connecting sleeve (3), and a second sealing mechanism is arranged in the second cavity (7), an observation window (13) is arranged at the upper end of the upper watchcase (2), and a sealing cover (14) is rotatably connected to the observation window (13).

2. A high accuracy core liquid seal type water meter according to claim 1, characterized in that, the annular adapter sleeve (3) is fixedly connected to the upper end of the lower case (1), and the inner wall of the upper case (2) is in threaded connection with the outer wall of the annular adapter sleeve (3), and both sides of the lower end of the upper case (2) are fixedly connected to the upper end side wall of the lower case (1) through locking mechanisms.

3. A high accuracy core liquid seal type water meter according to claim 2, characterized in that, the locking mechanism comprises a joint block (11) fixedly connected to the lower end side wall of the upper case (2), the joint block (11) is fixedly connected to the upper end side wall of the lower case (1) through a first locking screw (12).

4. A high accuracy core liquid seal formula water gauge according to claim 1, characterized in that, the first sealing mechanism includes the first sealed glass piece (8) that is located annular adapter sleeve (3) inside, the both sides of upper end of first sealed glass piece (8) all fixedly connected with L type locating plate (15), two the L type locating plate (15) all through second locking screw (16) and annular adapter sleeve (3) upper end lateral wall fixed connection.

5. A high accuracy core liquid seal formula water gauge according to claim 4, characterized in that, the lateral wall of first sealing glass piece (8) is equipped with a plurality of mounting holes, and mounting hole department all is equipped with waterproof sealing washer.

6. A high accuracy core liquid seal type water meter according to claim 1, characterized in that, the second sealing mechanism includes a second sealing glass sheet (9) in the second cavity (7), and both sides of the upper meter case (2) are provided with third locking screws (10) fixed with the second sealing glass sheet (9).