CN214224239U

CN214224239U - High sensitivity anti-backflow intelligent water meter

Info

Publication number: CN214224239U
Application number: CN202120680506.7U
Authority: CN
Inventors: 张维福; 张建科; 张维朋
Original assignee: Linyi Yuxiang Instrument Co ltd
Current assignee: Linyi Yuxiang Instrument Co ltd
Priority date: 2021-04-02
Filing date: 2021-04-02
Publication date: 2021-09-17
Anticipated expiration: 2031-04-02

Abstract

The utility model discloses a high sensitivity prevents intelligent water gauge that flows backwards, including the ammeter shell, ammeter shell lateral wall intercommunication is equipped with inlet tube and outlet pipe, be equipped with the backflow prevention mechanism who is used for preventing the rivers backward flow on the outlet pipe, backflow prevention mechanism includes the fixed plate of fixed connection at the outlet pipe inner wall, the through-hole has been seted up in the fixed plate lateral wall run-through, the fixed plate lateral wall runs through and is equipped with two connecting rods, two the connecting rod all with fixed plate sliding connection, two the equal fixedly connected with fixed plate of connecting rod one end, two the common fixedly connected with check ball of the connecting rod other end. The utility model discloses a backflow prevention function of water gauge, the water gauge that causes when preventing the rivers backward flow measures inaccurate phenomenon and appears, has guaranteed the measuring precision of water gauge, has improved the practicality of device greatly, can also prevent that aquatic impurity from getting into some precision parts in the water gauge and causing the damage, has guaranteed the measurement precision of water gauge.

Description

High sensitivity anti-backflow intelligent water meter

Technical Field

The utility model relates to a water gauge technical field especially relates to a high sensitivity prevents intelligent water gauge that flows backwards.

Background

Water meters, which are meters for measuring water flow, mostly measure the accumulated flow of water, and are generally classified into a positive displacement water meter and a velocity water meter.

The shell of current water gauge all generally marks the rivers direction, installs the water gauge according to this direction, and the pointer clockwise rotation of water gauge counter correctly counts, but the water gauge probably has the phenomenon of rivers backward flow in the in-process of using, and rivers backward flow makes the unnecessary rotation of impeller in the water gauge take place, leads to the phenomenon that the technique is inaccurate to appear in the water gauge for the resident family still need pay for unnecessary water fee, so, need design a high sensitivity and prevent intelligent water gauge of backward flow and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the intelligent water gauge that flows backwards is prevented to high sensitivity that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a high sensitivity prevents intelligent water gauge that flows backwards, includes the ammeter shell, ammeter shell lateral wall intercommunication is equipped with inlet tube and outlet pipe, be equipped with the backflow prevention mechanism who is used for preventing rivers backward flow on the outlet pipe, backflow prevention mechanism includes the mounting panel of fixed connection at the outlet pipe inner wall, the mounting panel lateral wall runs through and has seted up the through-hole, the mounting panel lateral wall runs through and is equipped with two connecting rods, two the connecting rod all with mounting panel sliding connection, two the equal fixedly connected with fixed plate of connecting rod one end, two the common fixedly connected with check ball of the connecting rod other end, two the fixed plate lateral wall all is through spring and mounting panel lateral wall elastic connection, be equipped with filter equipment on the inlet tube.

Preferably, filtering mechanism includes the installation sleeve of threaded connection at the inlet tube lateral wall, installation sleeve lateral wall fixedly connected with installation pipe, installation pipe one end extends to inside the inlet tube, installation pipe and inlet tube inner wall threaded connection, installation pipe inner wall fixedly connected with filter screen, installation sleeve inner wall and the equal fixedly connected with seal ring of the inlet tube mouth of pipe, two the lateral wall that seal ring is relative closely laminates.

Preferably, the mounting plate is welded on the inner wall of the water outlet pipe, and the longitudinal section of the mounting plate is of a circular ring-shaped structure.

Preferably, the longitudinal section of the mounting sleeve is of a circular ring-shaped structure, and the inner wall of the mounting sleeve is provided with threads.

Preferably, the diameter of the check ball is larger than the aperture of the through hole, and the check ball is made of stainless steel material.

Preferably, the water inlet pipe and the water outlet pipe are both made of plastic materials, and the inner walls of the water inlet pipe and the water outlet pipe are both sprayed with corrosion-resistant coatings.

The utility model discloses following beneficial effect has:

1. by arranging the backflow prevention mechanism, when backflow occurs in water flow, the impact force of the water flow on the check ball is reduced, the check ball can be tightly attached to the fixing plate under the action of the two springs, so that the through hole is tightly plugged, the water flow is prevented from flowing back into the water meter through the through hole, the backflow prevention function of the water meter is effectively realized, the phenomenon that the water meter cannot accurately measure during the backflow of the water flow is prevented, the accuracy of the water meter measurement is ensured, and the practicability of the device is greatly improved;

2. through setting up the filter screen, when rivers get into the water gauge through the inlet tube inside, the impurity that the filter screen can the filtering aquatic adulterated prevents that aquatic impurity from getting into some precision parts in the water gauge and causing the damage, has guaranteed the measurement precision of water gauge, after water gauge work a period, return on the filter screen and adhere to a certain amount of impurity, need the staff to twist off the installation sleeve from the inlet tube this moment, conveniently wash the filter screen in the installation tube, it is convenient to provide for the use of water gauge.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged view of a structure of fig. 1.

In the figure: 1 ammeter shell, 2 inlet tubes, 3 outlet pipes, 4 installation pipes, 5 filter screens, 6 installation sleeves, 7 sealing gaskets, 8 check balls, 9 installation plates, 10 through holes, 11 springs, 12 fixing plates and 13 connecting rods.

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.

Referring to fig. 1-2, a high sensitivity prevents intelligent water gauge of refluence, including ammeter shell 1, ammeter shell 1 lateral wall intercommunication is equipped with inlet tube 2 and outlet pipe 3, and inlet tube 2 and outlet pipe 3 are made by plastic material, and the inner wall of inlet tube 2 and outlet pipe 3 all is sprayed corrosion resistant coating, can slow down the velocity of corrosion of rivers to inlet tube 2 and outlet pipe 3 greatly, effectively prolongs the life of water gauge.

Be equipped with the anti-return mechanism who is used for preventing rivers backward flow on outlet pipe 3, anti-return mechanism includes the mounting panel 9 of fixed connection at 3 inner walls of outlet pipe, mounting panel 9 welds at 3 inner walls of outlet pipe, the longitudinal section of mounting panel 9 is ring circular structure, mounting panel 9 lateral wall runs through and has seted up through-hole 10, mounting panel 9 lateral wall runs through and is equipped with two connecting rods 13, two connecting rods 13 all with mounting panel 9 sliding connection, the equal fixedly connected with fixed plate 12 of two connecting rods 13 one end, the common fixedly connected with check ball 8 of two connecting rods 13 other ends, the diameter of check ball 8 is greater than the aperture of through-hole 10, check ball 8 is made by stainless steel material, can slow down the corrosion rate of rivers to check ball 8, two fixed plate 12 lateral walls all are through spring 11 and mounting panel 9 lateral wall elastic connection.

Be equipped with filtering mechanism on inlet tube 2, filtering mechanism includes threaded connection at the installation sleeve 6 of 2 lateral walls of inlet tube, the longitudinal section of installation sleeve 6 is ring circular structure, the inner wall of installation sleeve 6 is equipped with the screw thread, 6 lateral wall fixedly connected with installation pipes 4 of installation sleeve, 4 one ends of installation pipes extend to inside 2 of inlet tube,

installation pipe

4 and 2 inner wall threaded connection of inlet tube, 4 inner wall fixedly connected with filter screens 5 of installation pipe, 6 inner walls of installation sleeve and the equal fixedly connected with seal ring 7 in the 2 mouths of pipe of inlet tube, the lateral wall that two seal ring 7 are relative closely laminates, improve the sealing performance of installation sleeve 6 and inlet tube 2 junction.

The utility model discloses during the use, when rivers get into the water gauge through inlet tube 2 inside, the impurity that filter screen 5 can the filtration aquatic doping prevents that aquatic impurity from getting into some precision parts in the water gauge and causing the damage, has guaranteed the measurement precision of water gauge, after water gauge work a period, returns on filter screen 5 and adheres to a certain amount of impurity, needs the staff to twist off installation sleeve 6 from inlet tube 2 this moment, conveniently washes filter screen 5 in the installation pipe 4.

Rivers are from left to right when flowing in outlet pipe 3, check ball 8 can remove right extreme end under the impact of rivers, the certain distance has between check ball 8 and the through-hole 10 this moment, rivers can flow through the clearance between through-hole 10 and the check ball 8, when the backward flow appears in rivers, rivers reduce to the impact force of check ball 8, check ball 8 can closely laminate with mounting panel 9 under the effect of two springs 11, thereby tightly plug up through-hole 10, prevent that rivers from flowing backwards to the water gauge through-hole 10 in.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a high sensitivity prevents intelligent water gauge that flows backwards, includes ammeter shell (1), its characterized in that, ammeter shell (1) lateral wall intercommunication is equipped with inlet tube (2) and outlet pipe (3), be equipped with the backflow prevention mechanism who is used for preventing rivers backward flow on outlet pipe (3), backflow prevention mechanism includes mounting panel (9) of fixed connection at outlet pipe (3) inner wall, mounting panel (9) lateral wall runs through and has seted up through-hole (10), mounting panel (9) lateral wall runs through and is equipped with two connecting rods (13), two connecting rod (13) all with mounting panel (9) sliding connection, two connecting rod (13) one end all fixedly connected with fixed plate (12), two the connecting rod (13) other end fixedly connected with check ball (8) jointly, two fixed plate (12) lateral wall all through spring (11) and mounting panel (9) lateral wall elastic connection, and a filtering mechanism is arranged on the water inlet pipe (2).

2. The high sensitivity prevents intelligent water gauge of refluence of claim 1, characterized in that, filtering mechanism includes threaded connection at the installation sleeve (6) of inlet tube (2) lateral wall, installation sleeve (6) lateral wall fixedly connected with installation pipe (4), installation pipe (4) one end extends to inside inlet tube (2), installation pipe (4) and inlet tube (2) inner wall threaded connection, installation pipe (4) inner wall fixedly connected with filter screen (5), installation sleeve (6) inner wall and the equal fixedly connected with seal ring (7) of inlet tube (2) mouth of pipe, two the lateral wall that seal ring (7) is relative closely laminates.

3. The high-sensitivity backflow-preventing intelligent water meter according to claim 1, wherein the mounting plate (9) is welded to the inner wall of the water outlet pipe (3), and the longitudinal section of the mounting plate (9) is of a circular ring-shaped structure.

4. The high-sensitivity backflow-preventing intelligent water meter according to claim 2, wherein the longitudinal section of the mounting sleeve (6) is of a circular ring-shaped structure, and the inner wall of the mounting sleeve (6) is provided with threads.

5. The high-sensitivity backflow-preventing intelligent water meter according to claim 1, wherein the diameter of the check ball (8) is larger than the aperture of the through hole (10), and the check ball (8) is made of a stainless steel material.

6. The high-sensitivity anti-backflow intelligent water meter according to claim 3, wherein the water inlet pipe (2) and the water outlet pipe (3) are both made of plastic materials, and corrosion-resistant coatings are sprayed on the inner walls of the water inlet pipe (2) and the water outlet pipe (3).