Multi-flow meter with rotatable movement

Abstract

The utility model discloses a multi-flow meter with a rotatable movement, relates to the technical field of multi-flow meters, and aims to solve the problems that a multi-flow meter in the prior art is often mounted in a narrow area environment, a worker cannot read accurately due to the orientation of a dial when reading the meter, the meter reading work of the worker is inconvenient, and the practicability is poor. A flip cover is rotatably installed above the meter cover, a counter is arranged in the meter cover, a copper sealing shell is arranged on the outer side of the counter, the copper sealing shell is fixedly connected with the meter cover, a pressing ring is fixedly installed above the meter shell along the inner side of the meter cover, the meter shell and the pressing ring are of an integrated structure, an annular groove is formed in the outer side of the pressing ring, and the pressing ring is fixedly connected with the meter cover. The outer side of the pressing ring is provided with a plurality of notches in the circumferential direction above the annular groove, the notches are communicated with the annular groove, the inner side of the meter cover is provided with a plurality of protruding blocks in the circumferential direction, the protruding blocks are fixedly connected with the meter cover, the number of the protruding blocks is the same as that of the notches, and the protruding blocks and the notches are arranged at corresponding intervals.

Description

Technical Field

[0001] The utility model relates to the technical field of multi-flow meters, in particular to a multi-flow meter with a rotatable movement. Background Art

[0002] A water meter is an instrument that measures the flow of water, mostly the cumulative flow of water. It is generally divided into two categories: volumetric water meters and velocity water meters. A water meter is a device used to measure the amount of water used in residential and commercial buildings supplied by a public water supply system. They can also be used on wells, water sources or water supply systems to determine the flow of water through a specific part of the system. A multi-flow meter is a type of water meter;

[0003] For example, the authorized patent with announcement number CN204881709U (a multi-flow water meter): includes an impeller, the impeller includes an impeller shaft and a plurality of blades, a center hole is opened on the impeller shaft along the axial direction, the impeller also includes an axis core, the axis core is arranged in the center hole and is tightly connected to the center hole, one end of the axis core is provided with an upper top, the upper top and the axis core are an integral structure connected as one, and a connecting groove with a circular cross-section is opened on the end surface of the other end of the axis core, and the center line of the upper top, the center line of the connecting groove and the center line of the impeller shaft are collinear;

[0004] Although the above-mentioned prior art is convenient for making the friction coefficient low when the impeller rotates, when in use, the multi-flow meter is often installed in a narrow area environment. When reading the meter, the staff often cannot read the meter accurately due to the direction of the dial, which is inconvenient for the staff to read the meter and has poor practicality. Therefore, the market urgently needs to develop a multi-flow meter with a rotatable movement to help people solve the existing problems. Utility Model Content

[0005] The purpose of the utility model is to provide a multi-flow meter with a rotatable movement to solve the problem that the multi-flow meter proposed in the above background technology is often installed in a narrow area environment, and the staff cannot read the meter accurately due to the direction of the dial when reading the meter, which is inconvenient for the staff to read the meter and has poor practicality.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multi-flow meter with a rotatable movement, comprising a meter cover and a watch case, a flip cover is rotatably installed on the top of the meter cover, a counter is arranged inside the meter cover, a copper shell is arranged on the outside of the counter, and the copper shell is fixedly connected to the meter cover, a pressure ring is fixedly installed on the top of the watch case along the inner side of the meter cover, and the watch case and the pressure ring are arranged as an integral structure, an annular groove is arranged on the outside of the pressure ring, a plurality of notches are arranged circumferentially above the annular groove on the outside of the pressure ring, and the notches are connected to the annular groove, a plurality of protrusions are arranged circumferentially on the inner side of the meter cover, and the protrusions are fixedly connected to the meter cover, and the number of the protrusions and the notches are the same and the arrangement spacing is corresponding.

[0007] Preferably, glass is provided inside the copper shell along the top of the counter, a sealing ring 1 is fixedly installed on the outside of the glass and is fixedly connected to the copper shell, a sealing ring 2 is fixedly installed above the outside of the copper shell and is fixedly connected to the meter cover.

[0008] Preferably, a middle cover is provided on the outer side of the copper shell, a gear box is provided below the copper shell, and a sealing ring is provided on the outer side of the gear box.

[0009] Preferably, a mounting column is provided in the middle below the gear box, a plurality of impellers are fixedly mounted on the outer side of the mounting column, a transmission column is fixedly mounted on the upper part of the interior of the mounting column, and the transmission column is transmission-connected to the input end of the counter.

[0010] Preferably, an impeller groove body is provided below the gear box, and the impeller groove body is located outside the impeller, and a top column is fixedly installed at the lower middle of the impeller groove body.

[0011] Preferably, a bottom groove is provided in the middle below the mounting column, a bushing is provided inside the bottom groove, and the upper end of the top column extends into the interior of the bushing.

[0012] Preferably, a filter is provided at one end of the interior of the case, and a check valve is provided at the other end of the interior of the case.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The utility model provides a pressure ring with an annular groove and a protrusion on the upper side of the meter case, and provides a protrusion on the inner side of the meter cover, so that the protrusion can pass through the corresponding notch into the annular groove and slide circumferentially along the annular groove, so that the meter cover can be rotated and passed through. The meter cover is fixedly connected to the copper shell with the counter, so that when the staff sees that the content of the counter dial is inverted or tilted during meter reading, the table cover can be rotated 360 degrees at will to drive the counter to rotate and adjust the direction, so that the content of the counter dial faces the staff for reading, which is conducive to meter reading in a narrow area environment and increases the practicality of multi-flow meters.

[0015] 2. The utility model has a sealing ring 1 fixedly installed on the outer side of the inner glass of the copper shell, and a sealing ring 2 fixedly installed on the upper side of the outer side of the copper shell, so that the copper shell has a better sealing performance.

[0016] 3. The utility model sets the counter in the copper shell so that the multi-flow meter adopts a dry water meter design. The counter is separated from the water and the counter is vacuum-sealed to prevent freezing and condensation, solve the problem of water droplets on the glass, and increase the practicality of the multi-flow meter. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a cross-sectional view of a multi-flow meter with a rotatable movement of the utility model;

[0018] Figure 2 It is an enlarged schematic diagram of the A part of the utility model;

[0019] Figure 3 It is a structural schematic diagram of the pressure ring of the utility model;

[0020] Figure 4 It is a cross-sectional view of the watch cover of the utility model when viewed from above.

[0021] In the figure: 1, flip cover; 2, meter cover; 3, glass; 4, sealing ring 1; 5, sealing ring 2; 6, counter; 7, copper shell; 8, middle cover; 9, gear box; 10, meter case; 11, impeller groove; 12, mounting column; 13, impeller; 14, transmission column; 15, top column; 16, bushing; 17, filter; 18, check valve; 19, pressure ring; 1901, annular groove; 1902, notch; 20, bump. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] See also Figure 1-4 The utility model provides an embodiment: a multi-flow meter with a rotatable movement, including a meter cover 2 and a meter case 10, a flip cover 1 is rotatably installed above the meter cover 2, a counter 6 is arranged inside the meter cover 2, a copper sealing shell 7 is arranged outside the counter 6, and the copper sealing shell 7 is fixedly connected to the meter cover 2, a pressure ring 19 is fixedly installed above the meter case 10 along the inner side of the meter cover 2, and the meter case 10 and the pressure ring 19 are set as an integral structure, and an annular groove 1901 is arranged on the outer side of the pressure ring 19, and the pressure ring 1 The outer side of 9 is provided with a plurality of notches 1902 arranged circumferentially above the annular groove 1901, and the notches 1902 are communicated with the annular groove 1901, the inner side of the watch cover 2 is provided with a plurality of protrusions 20 arranged circumferentially, and the protrusions 20 are fixedly connected to the watch cover 2, the number of protrusions 20 and the notches 1902 are the same and the arrangement intervals are corresponding, and the assembly of the watch cover 2 and the watch case 10 is facilitated by allowing the protrusions 20 to pass through the corresponding notches 1902 into the annular groove 1901 and slide circumferentially along the annular groove.

[0024] When in use, when reading the meter, the staff can open the flip cover 1 to view the contents of the counter dial. When the contents of the counter dial are inverted or tilted and inconvenient to view, the staff can rotate the meter cover 2 360 degrees at will to drive the counter 6 to rotate and adjust the direction so that the contents of the counter dial face the staff, which is convenient for the staff to read the meter. This solves the problem that multi-flow meters are often installed in narrow area environments, and the staff often cannot read the meter accurately due to the direction of the dial, which is inconvenient for the staff to read the meter and has poor practicality.

[0025] Furthermore, a glass 3 is arranged inside the copper shell 7 along the top of the counter 6, a sealing ring 4 is fixedly installed on the outside of the glass 3, and the sealing ring 4 is fixedly connected to the copper shell 7, thereby increasing the sealing performance between the glass 3 and the copper shell 7, a sealing ring 2 5 is fixedly installed above the outside of the copper shell 7, and the sealing ring 2 5 is fixedly connected to the meter cover 2, thereby increasing the sealing performance between the copper shell 7 and the meter cover 2, and a vacuum sealing method is adopted inside the copper shell 7, which can prevent freezing and fogging, prevent water droplets from forming on the glass 3, and increase practicality.

[0026] Furthermore, a middle cover 8 is provided on the outer side of the copper shell 7, a gear box 9 is provided below the copper shell 7, and a sealing ring is provided on the outer side of the gear box 9 to improve the sealing between the gear box 9 and the meter case 10. A mounting column 12 is provided in the middle below the gear box 9, and a plurality of impellers 13 are fixedly installed on the outer side of the mounting column 12, a transmission column 14 is fixedly installed on the upper part of the inside of the mounting column 12, and the transmission column 14 is transmission-connected to the input end of the counter 6. An impeller groove body 11 is provided below the gear box 9, and the impeller groove body 11 is on the outer side of the impeller 13, and a top column 15 is fixedly installed on the lower middle part of the impeller groove body 11. When water flows through the multi-flow meter, the impeller 13 is driven to rotate, and the counter accumulates the number of revolutions of the impeller through the connection between the linkage component on the mounting column 12 and the counter mechanism, thereby recording the amount of water passing through the multi-flow meter.

[0027] Furthermore, a bottom groove is provided in the middle below the mounting column 12, and a bushing 16 is provided inside the bottom groove. The upper end of the top column 15 extends into the bushing 16, and the top of the top column 15 contacts the upper end of the bottom groove, so that the mounting column 12 can be supported and positioned.

[0028] Furthermore, a filter 17 is provided at one end of the case 10 to facilitate filtering of the water flowing into the multi-flow meter, preventing residual impurities in the multi-flow meter from causing blockage of the multi-flow meter, thereby increasing the stability of the use of the multi-flow meter. A check valve 18 is provided at the other end of the case 10, so that during the use of the multi-flow meter, the check valve 18 can prevent the output water flow from flowing back, which is conducive to the stable output of the water flow from the multi-flow meter and increases the practicality.

[0029] Working principle: When in use, when reading the meter, the staff can open the flip cover 1 to check the contents of the counter dial, and when the contents of the counter dial are inverted or tilted and inconvenient to view, the cover 2 can be rotated 360° to drive the counter 6 to rotate and adjust the direction so that the contents of the counter dial face the staff, which is convenient for the staff to read the meter. In addition, by arranging the counter 6 in the copper shell 7, the multi-flow meter adopts a dry water meter design, which is separated from the water by the counter 6. The counter 6 adopts a vacuum seal to prevent freezing and condensation, and can solve the problem of water droplets on the glass 3, thereby increasing the practicality of the multi-flow meter.

[0030] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A multi-flow meter with a rotatable movement, comprising a meter cover (2) and a meter case (10), characterized in that: A flip cover (1) is rotatably mounted on the top of the meter cover (2); a counter (6) is arranged inside the meter cover (2); a copper shell (7) is arranged on the outside of the counter (6), and the copper shell (7) is fixedly connected to the meter cover (2); a pressure ring (19) is fixedly mounted on the top of the meter case (10) along the inner side of the meter cover (2), and the meter case (10) and the pressure ring (19) are arranged as an integral structure; an annular groove (1901) is arranged on the outside of the pressure ring (19); a plurality of notches (1902) are arranged circumferentially above the annular groove (1901) on the outside of the pressure ring (19), and the notches (1902) are connected to the annular groove (1901); a plurality of protrusions (20) are arranged circumferentially on the inner side of the meter cover (2), and the protrusions (20) are fixedly connected to the meter cover (2); the number of the protrusions (20) and the notches (1902) are the same and the arrangement intervals are corresponding.

2. A multi-flow meter with a rotatable movement according to claim 1, characterized in that: A glass (3) is arranged inside the copper shell (7) along the top of the counter (6); a sealing ring (4) is fixedly installed on the outside of the glass (3), and the sealing ring (4) is fixedly connected to the copper shell (7); a sealing ring (5) is fixedly installed above the outside of the copper shell (7), and the sealing ring (5) is fixedly connected to the meter cover (2).

3. A multi-flow meter with a rotatable movement according to claim 1, characterized in that: A middle cover (8) is arranged on the outer side of the copper sealing shell (7), a gear box (9) is arranged below the copper sealing shell (7), and a sealing ring is arranged on the outer side of the gear box (9).

4. A multi-flow meter with a rotatable movement according to claim 3, characterized in that: A mounting column (12) is arranged in the middle below the gear box (9), a plurality of impellers (13) are fixedly mounted on the outer side of the mounting column (12), a transmission column (14) is fixedly mounted on the upper part of the mounting column (12), and the transmission column (14) is transmission-connected to the input end of the counter (6).

5. A multi-flow meter with a rotatable movement according to claim 4, characterized in that: An impeller groove body (11) is arranged below the gear box (9), and the impeller groove body (11) is located outside the impeller (13). A top column (15) is fixedly installed below the middle of the impeller groove body (11).

6. A multi-flow meter with a rotatable movement according to claim 5, characterized in that: A bottom groove is arranged in the middle below the installation column (12), and a bushing (16) is arranged inside the bottom groove, and the upper end of the top column (15) extends into the inside of the bushing (16).

7. A multi-flow meter with a rotatable movement according to claim 1, characterized in that: A filter (17) is provided at one end of the interior of the watch case (10), and a check valve (18) is provided at the other end of the interior of the watch case (10).

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