CN219495343U - Intelligent water meter signal rod - Google Patents

Abstract

The utility model discloses an intelligent water meter signal rod, which comprises a base meter, wherein the middle part of the base meter is provided with a flow channel, a control valve and a core impeller are arranged on the base meter, mounting holes are formed in corresponding positions of the base meter and the core impeller, a signal rod sleeve is arranged in each mounting hole, the signal rod sleeve sequentially comprises a signal rod pressing sleeve, a gasket, an upper sealing ring and a signal rod assembly from top to bottom, the signal rod assembly comprises a red copper signal shell and a circuit board positioned in the middle of the red copper signal shell, and the outer ring of the circuit board positioned in the interior of the red copper signal shell is filled with sealant; the signal rod assembly, the upper sealing ring and the gasket are sequentially placed in the Hall sensor, and the Hall sensor is screwed into the signal rod pressing sleeve through threads to carry out limit installation, and the signal rod is provided with the red copper signal shell, so that the Hall sensor has good heat dissipation and positioning functions, a rigid structure and anti-magnetic performance, and the sensitivity and stability of Hall sensing signals are greatly improved.

Description

Intelligent water meter signal rod

Technical Field

The utility model relates to the technical field of water meters, in particular to an intelligent water meter signal rod.

Background

The intelligent water meter records the flow rate by sensing and converting the rotation speed of the impeller flushed by water flow in the water meter base meter by the electronic module through the Hall structure of the signal rod internal signal transmitting circuit connected with the signal transmitting circuit, and the signal transmitting circuit board of the electronic spiral wing intelligent water meter is inserted into the signal rod of the base meter close to the impeller; the existing electronic spiral wing intelligent water meter signal rod protective sleeve made of high polymer plastic has the problems of long-term oxidation resistance and water resistance due to the chemical structure of a large number of hydroxyl groups and carboxyl groups in the high polymer material, and particularly has obviously poorer long-term air tightness and water resistance compared with a metal material with compact texture and good chemical stability, and the long-term wear resistance of the plastic protective sleeve is obviously poorer than that of the metal material; the stainless steel thin wall is used as the signal rod protective sleeve, so that the defects of the high polymer plastic protective sleeve are overcome, and the texture and air tightness of the metal can ensure long-term water resistance; however, because the magnetic attraction is provided, the magnetic attraction has acting force with magnetic steel designed in a water impeller set of a water meter movement, and has great influence on the metering accuracy of the water meter; the signal rod protective sleeve is made of metal materials such as brass or galvanized copper, the problem of high magnetic attraction of stainless steel materials is solved, but because magnetic impurities exist in the brass, the galvanized copper and the like, the accuracy of water meter measurement is still affected to a certain extent, the starting deviation found from the test is high, the mounting part of the water meter signal rod is usually sealed by a rubber ring, the problem of tightness exists when the water meter signal rod is used for a long time, and the water leakage is easy to occur.

Disclosure of Invention

The utility model mainly aims to provide an intelligent water meter signal rod which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the intelligent water meter signal rod comprises a base meter, wherein a flow channel is formed in the middle of the base meter, a control valve and a core impeller are arranged on the base meter, mounting holes are formed in positions, corresponding to the base meter and the core impeller, of the base meter, a signal rod sleeve is arranged in each mounting hole, the signal rod sleeve sequentially comprises a signal rod pressing sleeve, a gasket, an upper sealing ring and a signal rod assembly from top to bottom, the signal rod assembly comprises a red copper signal shell and a circuit board positioned in the middle of the red copper signal shell, and sealing glue is filled in the outer ring of the circuit board inside the red copper signal shell.

Preferably, the lower end of the red copper signal shell is of a round-notch structure and is in sliding connection with the mounting hole.

Preferably, the outer ring of the signal rod pressing sleeve is provided with threads and is in threaded connection with the inlet end of the mounting hole.

Preferably, the upper end of the red copper signal shell is of a ladder-shaped structure, and a lower sealing ring is arranged below the circumferential boss of the red copper signal shell.

Preferably, the gasket is formed by combining an upper gasket and a lower gasket, the lower end of the upper gasket and the upper end of the lower gasket are provided with clamping grooves, sealing sleeves are clamped in the clamping grooves, and the sealing sleeves are of a circular truncated cone structure.

Preferably, the lower end face of the upper gasket and the upper end face of the lower gasket are located on two sides of the clamping groove and are in a stepped structure.

Preferably, the bottom of the lower gasket is provided with an arc-shaped ring groove matched with the upper sealing ring.

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

1. this intelligence water gauge signal pole, signal pole cover piece installs the position of hall sensing structure on the base table mounting hole department corresponding agreeing with the structure, the magnet steel that has also standardized reflection water flow on the core impeller simultaneously is to hall proximate position, hall can convert corresponding water gauge flow digital signal to the motion perception of magnet steel, when installing red copper shell signal pole cover piece in the mounting hole, put into signal pole subassembly in proper order, go on spacing installation through screw in signal pole cover, because signal pole is to bear the washing and the corruption of rivers for a long time, the signal pole that this application set up adopts red copper signal shell, red copper shell material can overcome the long-term poor and the magnetic absorption metering error scheduling problem of metal material such as stainless steel, brass of water flow, still have good heat dissipation and locate function simultaneously, rigid structure and anti-hetero-magnetic performance, the biggest benefit is that hall sensing signal's sensitivity and stability have all obtained very big improvement.

2. This intelligence water gauge signal pole forms the gasket through last gasket and lower gasket combination, can improve the area of contact between the gasket, and go up and down the gasket and receive the laminating more after the external force extrusion, and can laminate closely mutually with gasket outer lane position, improve sealing performance, and through setting up round platform structure seal cover, make the gasket connect closely from top to bottom, and the gasket external force that receives can be along the seal cover dispersion of slope, and act on lateral wall and inner wall, make lateral wall and inner wall and outside cavity laminate more, further improvement waterproof sealing performance.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the whole structure of the present utility model;

FIG. 3 is a schematic view of the internal structure of the present utility model;

FIG. 4 is a schematic view of the internal structure of the present utility model;

fig. 5 is a schematic view of the internal structure of the present utility model.

In the figure: 1. a base table; 2. a flow passage; 3. a control valve; 4. a mounting hole; 5. a signal rod assembly; 51. a circuit board; 52. sealing glue; 53. a red copper signal shell; 54. a lower sealing ring; 6. a gasket; 61. a gasket is arranged on the upper part; 62. a lower gasket; 63. sealing sleeve; 64. a clamping groove; 7. pressing the signal rod sleeve; 8. and (5) an upper sealing ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, connected via an intermediary, or connected by communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Embodiment 1, referring to fig. 1-3, the intelligent water meter signal pole, including base table 1, runner 2 has been seted up at the middle part of base table 1, install control valve 3 and core impeller on the base table 1, base table 1 and core impeller correspond the position and are provided with mounting hole 4, install the signal pole external member in the mounting hole 4, the signal pole external member is from top to bottom including signal pole cover 7, gasket 6, go up sealing washer 8 and signal pole subassembly 5 in proper order, signal pole subassembly 5 includes red copper signal shell 53, and be located circuit board 51 at red copper signal shell 53 middle part, the inside of red copper signal shell 53 is located the outer lane of circuit board 51 and is filled with sealant 52.

The signal rod assembly is installed at the corresponding fit structure of base meter mounting hole department and has been confirmed the position of hall sensing structure on the signaling circuit board, the magnet steel that has also standardized the water flow on the core impeller is to hall proximate position, the hall can convert corresponding water gauge flow digital signal to the motion perception of magnet steel, when installing signal rod assembly in the mounting hole, put into signal rod subassembly in proper order, go up sealing washer, gasket, and carry out spacing installation through screw in signal rod press sleeve, because signal rod needs bear the washing and the corruption of rivers for a long time, the signal rod that this application set up adopts red copper signal shell, red copper shell material can overcome the long-term water resistance of plastics shell and the magnetic of metal material such as stainless steel, brass and inhale the metering error scheduling problem, have good heat dissipation and locate function again simultaneously, rigid structure and anti-magnetic performance, the biggest benefit is that hall sensing signal's sensitivity and stability have all obtained very big improvement.

Referring to fig. 1-2, in this embodiment, the lower end of the red copper signal shell 53 is in a circular-segment structure, and is slidably inserted into the mounting hole 4, and the outer ring of the signal rod pressing sleeve 7 is provided with threads and is in threaded connection with the inlet end of the mounting hole 4.

Through setting up the lower extreme and be the red copper signal shell 53 of circular shape structure that lacks, be convenient for carry out spacing installation through mounting structure to the signal pole, improve the stability of connection to press cover 7 and mounting hole 4 threaded connection through the signal pole, be convenient for install, and can improve the seal of structure.

Referring to fig. 2, in the present embodiment, the upper end of the red copper signal housing 53 has a stepped structure, and a lower seal ring 54 is disposed below a circumferential boss of the red copper signal housing 53.

Through the red copper signal shell 53 of the ladder-shaped structure, sealing rings are arranged at the upper end and the lower end of the ladder-shaped structure of the red copper signal shell 53, and the sealing performance of the structure prevents the situation of water leakage when the red copper signal shell is used for a long time.

In order to improve the waterproof sealing performance of the signal rod installation part, the following examples are given:

in embodiment 2, referring to fig. 3-5, in this embodiment, the gasket 6 is formed by combining an upper gasket 61 and a lower gasket 62, a clamping groove 64 is formed at the lower end of the upper gasket 61 and the upper end of the lower gasket 62, a sealing sleeve 63 is clamped in the clamping groove 64, the sealing sleeve 63 is in a circular truncated cone structure, the lower end face of the upper gasket 61 and the upper end face of the lower gasket 62 are located at two sides of the clamping groove 64 and are in a stepped structure, and an arc-shaped ring groove matched with the upper sealing ring 8 is formed at the bottom of the lower gasket 62.

The gasket is formed by combining the upper gasket 61 and the lower gasket 62, the contact area between the gaskets can be increased, the upper gasket and the lower gasket are more attached after being extruded by external force, and the gasket can be attached and sealed with the outer ring part of the gasket, so that the sealing performance is improved, the sealing sleeve with the round table structure is arranged, the upper gasket and the lower gasket are tightly connected, the external force applied by the gasket can be dispersed along the inclined sealing sleeve, and acts on the side wall and the inner wall, so that the side wall and the inner wall are attached to the outer cavity, and the waterproof sealing performance is further improved.

From the above, the intelligent water meter signal rod provided by the utility model is characterized in that the signal rod assembly 5, the upper sealing ring 8 and the gasket 6 are sequentially placed in and are screwed into the signal rod pressing sleeve 7 through threads for limiting and mounting, the red copper signal shell 53 is adopted, the red copper shell material can overcome the problems of poor long-term water resistance of the plastic shell, magnetic attraction metering errors of metal materials such as stainless steel and brass and the like in the prior art, and meanwhile, the intelligent water meter signal rod has good heat dissipation and positioning functions, a rigid structure and anti-magnetic performance, and the sensitivity and stability of Hall sensing signals are greatly improved.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims (7)

1. The utility model provides an intelligent water meter signal pole, includes basic table (1), runner (2) have been seted up at the middle part of basic table (1), install control valve (3) and core impeller on basic table (1), basic table (1) and core impeller correspond the position and are provided with mounting hole (4), install signal pole external member, its characterized in that in mounting hole (4): the signal pole external member is from top to bottom including signal pole pressure cover (7), gasket (6), go up sealing washer (8) and signal pole subassembly (5) in proper order, and signal pole subassembly (5) are including red copper signal shell (53) and be located circuit board (51) at red copper signal shell (53) middle part, and the inside of red copper signal shell (53) is located circuit board (51) the outer lane packing has sealant (52).

2. The intelligent water meter signal pole of claim 1, wherein: the lower end of the red copper signal shell (53) is of a round-notch structure and is in sliding connection with the mounting hole (4).

3. The intelligent water meter signal pole of claim 1, wherein: the outer ring of the signal rod pressing sleeve (7) is provided with threads and is in threaded connection with the inlet end of the mounting hole (4).

4. The intelligent water meter signal pole of claim 1, wherein: the upper end of the red copper signal shell (53) is of a ladder-shaped structure, and a lower sealing ring (54) is arranged below a circumferential boss of the red copper signal shell (53).

5. The intelligent water meter signal pole of claim 1, wherein: the gasket (6) is formed by combining an upper gasket (61) and a lower gasket (62), a clamping groove (64) is formed in the lower end of the upper gasket (61) and the upper end of the lower gasket (62), a sealing sleeve (63) is clamped in the clamping groove (64), and the sealing sleeve (63) is of a circular truncated cone structure.

6. The intelligent water meter signal pole of claim 5, wherein: the lower end face of the upper gasket (61) and the upper end face of the lower gasket (62) are positioned at two sides of the clamping groove (64) to form a ladder-shaped structure.

7. The intelligent water meter signal pole of claim 5, wherein: an arc-shaped ring groove matched with the upper sealing ring (8) is arranged at the bottom of the lower gasket (62).