Water meter suitable for complex environment

Abstract

The utility model discloses a water meter suitable for a complex environment, which comprises a water meter shell, a meter cover hinged to the top of the water meter shell, an indicating device arranged at the fixed top end of the water meter shell, a water inlet pipe integrally communicated with two ends of the water meter shell, and a stainless steel coarse filter screen arranged inside the water inlet pipe. A self-scraping mechanism is arranged on the inner surface of the stainless steel coarse filter screen. According to the utility model, the stainless steel coarse filter screen and the micro-filter disc are arranged to filter water flow impurities in a complex environment, and the self-scraping mechanism can be driven by water flow to drive the scraper to rotate in the ball slide way, so that the impurities are prevented from being accumulated on the surface layer of the filter screen to influence the drainage efficiency; meanwhile, the stainless steel coarse filter screen and the micro-filter disc are quickly detached through the quick detaching mechanism, so that the working efficiency is improved when a certain filter assembly is cleaned, maintained and replaced.

Description

TECHNICAL FIELD

[0001] The utility model relates to water gauge technical field especially suitable for complex environment's water gauge. BACKGROUND

[0002] Water gauge is used for the metering water flow's instrument, generally divide into volumetric water gauge and speed type water gauge two categories, origin in the United Kingdom, development to now has nearly two hundred years history. When selecting water gauge specification, should estimate the size and flow range of the flow used under normal circumstances first, then select the water gauge of the specification that the commonly used flow is closest to the value as the first choice.

[0003] However, in the complex environment, such as the impurity remaining in the water flow is more, and the water is easy to be blocked, which leads to the difficulty in recognizing the digital character sequence of the water gauge, and the filter assembly is generally installed inside, but does not have a scraper structure, which leads to the filter screen to easily accumulate impurities affecting drainage, and when multiple filter structures are used, the quick disassembly assembly is lacked between the filter structures, thereby affecting the maintenance and replacement of the single filter assembly, and the above problems are provided in this regard. A water gauge suitable for complex environment. SUMMARY

[0004] In order to make up for the above shortcomings, the utility model provides a kind of water gauge suitable for complex environment, to improve the filter assembly of the water gauge used for complex environment in prior art does not have scraper structure, which leads to impurities accumulation affecting drainage, and the problem of not having quick release mechanism.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme: a water gauge suitable for complex environment, including water gauge shell, the top of the water gauge shell is hinged with a cover, the fixed top end of the water gauge shell is provided with an indicating device, the two ends of the water gauge shell are integrally communicated with a water inlet pipe, the inside of the water inlet pipe is provided with a stainless steel coarse filter screen, the inner surface of the stainless steel coarse filter screen is provided with a self-scraping mechanism.

[0006] As a further description of the above technical scheme:

[0007] The self-scraping mechanism includes a ball slide provided on the inner side surface of the stainless steel coarse filter screen, the inside of the ball slide is slidably connected with a scraper of concave structure, and the diameter of the scraper is consistent with the stainless steel coarse filter screen.

[0008] As a further description of the above technical scheme:

[0009] The back end of the stainless steel coarse filter screen is provided with a micro filter disc, and the quick release mechanism is arranged at the connection between the stainless steel coarse filter screen and the micro filter disc.

[0010] As a further description of the above technical scheme:

[0011] The quick release mechanism comprises a plug rod inserted into the stainless steel coarse filter screen, recesses are formed in the bottom of the plug rod, springs are arranged in the recesses, and trapezoidal bodies are arranged at one end of the springs extending out of the recesses.

[0012] Further description of the above technical solution is as follows:

[0013] The water meter shell is internally provided with an impeller shaft, the bottom of the water meter shell is integrally provided with a bottom shell, and the bottom shell is internally provided with a micro hydroelectric generator.

[0014] The utility model has the advantages of the following beneficial effects:

[0015] In the utility model, the stainless steel coarse filter screen and the micro filter disc are arranged to solve the filtering effect of water flow impurities in complex environments, the scraper is driven to rotate in the ball slide under the driving of the water flow through the self-scraping mechanism, the impurities are prevented from accumulating on the surface of the filter screen to affect the drainage efficiency, the stainless steel coarse filter screen and the micro filter disc are quickly disassembled through the quick release mechanism, and the working efficiency is improved when a certain filtering component is cleaned, maintained or replaced. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 A water meter suitable for complex environments is provided in the utility model;

[0017] Figure 2 A front view of a water inlet pipe of the water meter suitable for complex environments is provided in the utility model;

[0018] Figure 3 A side view of the water inlet pipe of the water meter suitable for complex environments is provided in the utility model;

[0019] Figure 4 A quick release mechanism of the water meter suitable for complex environments is provided in the utility model;

[0020] Figure 5 An enlarged schematic view of the structure at A of the water meter suitable for complex environments is provided in the utility model;

[0021] Figure 6 A bottom shell sectional view of the water meter suitable for complex environments is provided in the utility model;

[0022] LEGEND:

[0023] 1, water meter shell; 2, meter cover; 3, water inlet pipe; 4, stainless steel coarse filter screen; 5, self-scraping mechanism; 51, ball slide; 52, scraper; 6, micro filter disc; 7, quick release mechanism; 71, plug rod; 72, groove; 73, spring; 74, trapezoidal body; 8, impeller shaft; 9, bottom shell; 10, micro hydro generator; 11, indicating device. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0025] Referring to Figures 1-6 An embodiment provided by the utility model: a water meter suitable for complex environment, including water meter shell 1, the top of water meter shell 1 is hinged with meter cover 2, the fixed top of water meter shell 1 is provided with indicating device 11, the both ends of water meter shell 1 are integrally communicated with water inlet pipe 3, the inside of water inlet pipe 3 is provided with stainless steel coarse filter screen 4, the inner surface of stainless steel coarse filter screen 4 is provided with self-scraping mechanism 5.

[0026] Self-scraping mechanism 5 includes the setting of ball slide 51 on the inner side surface of stainless steel coarse filter screen 4, the inside of ball slide 51 is slidably connected with scraper 52 of concave structure, the diameter of scraper 52 is consistent with stainless steel coarse filter screen 4.

[0027] The back end of stainless steel coarse filter screen 4 is installed with micro filter disc 6, and the connecting place of stainless steel coarse filter screen 4 and micro filter disc 6 is provided with quick release mechanism 7.

[0028] Quick release mechanism 7 includes plug rod 71 inserted in stainless steel coarse filter screen 4, the bottom of both sides of plug rod 71 is provided with groove 72, the inside of groove 72 is provided with spring 73, and one end of spring 73 extends out of groove 72 and is provided with trapezoidal body 74.

[0029] The inside of water meter shell 1 is installed with impeller shaft 8, the bottom of water meter shell 1 is integrally provided with bottom shell 9, the inside of bottom shell 9 is provided with micro hydro generator 10, and impeller shaft 8 is driven to rotate by micro hydro generator 10.

[0030] Specific, by the cover 2 in not to see the indication device 11 can be compared with the water meter shell 1 top effect of protection, by the water meter shell 1 to the water meter built-in parts protection, through the water inlet pipe 3 and external water pipe communication, through the stainless steel coarse filter screen 4 and micro filter disc 6 under complex environment of water quality filtering effect, through the self-scraping mechanism 5 can be attached to the surface of the stainless steel filter screen 4 impurities hang off, prevent the emergence of blockage influence overwater efficiency, through the mobility of water body driven scraper 52 in the ball slide 51 sliding, thus realizing the effect of self-rotating scraper, through quick release mechanism 7 can quickly detach micro filter disc 6 and stainless steel coarse filter screen 4, separate two filter components can be repaired after cleaning the structure, by hand holding the plug rod 71 is extracted from the slot, by the extrusion of the force of the top inclined surface of trapezoidal body 74 makes trapezoidal body 74 retract into the recess 72, at this time the separation of two filter components is completed, in fixed installation will be through the spring 73 trapezoidal body 74 into the recess 72, then the plug rod 71 is inserted into the slot, when the trapezoidal body 74 protrudes from the two sides of the wall, through the action force of spring 73 trapezoidal body 74 is ejected from the recess 72 to realize the clamping, through the start of the micro hydro generator 10 can increase the efficiency of the impeller shaft 8 rotation.

[0031] Working principle: in use, after the water inlet pipe 3 and external water pipe communication, can be put into use, open the cover 2 observation indication device 11 can be observed on the display value, through quick release mechanism 7 stainless steel coarse filter screen 4 and micro filter disc 6 fixed connection, through the plug rod 71 drive trapezoidal body 74 into the card slot, through the spring 73 drive trapezoidal body 74 pop out recess 72, with the inner wall of the card slot abutment limit, then the stainless steel coarse filter screen 4 with micro filter disc 6 into the water inlet pipe 3 inside the complex environment of water quality problem, play a filtering effect, through the impact force of water flow drive self-scraping mechanism 5 in the surface of the stainless steel coarse filter screen 4 adhering material scraping, solve the traditional water meter in the sand water quality blockage, need frequent manual cleaning problem, through the external controller start built-in micro hydro generator 10 drive impeller shaft 8 rotation, improve the efficiency of water.

[0032] Finally, it should be noted that: the above only for preferred embodiments of the present application, and not for limiting the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the scope of protection of the present application.

Claims

1. A water meter suitable for complex environments comprising a water meter housing (1), characterized in that: The top of the water meter shell (1) is hinged with a cover (2), the fixed top end of the water meter shell (1) is provided with an indicating device (11), the two ends of the water meter shell (1) are integrally communicated with a water inlet pipe (3), the inside of the water inlet pipe (3) is provided with a stainless steel coarse filter screen (4), the inner surface of the stainless steel coarse filter screen (4) is provided with a self-scraping mechanism (5).

2. A water meter suitable for complex environments according to claim 1, characterized in that: The self-scraping mechanism (5) includes a ball slide (51) provided on the inner side surface of the stainless steel coarse filter screen (4), the inside of the ball slide (51) is slidably connected with a concave scraper (52), and the diameter of the scraper (52) is consistent with that of the stainless steel coarse filter screen (4).

3. The water meter suitable for complex environments according to claim 1, characterized in that: The back end of the stainless steel coarse filter screen (4) is provided with a micro filter disc (6), and the connection between the stainless steel coarse filter screen (4) and the micro filter disc (6) is provided with a quick release mechanism (7).

4. A water meter suitable for complex environments according to claim 3, characterized in that: The quick release mechanism (7) includes a plug rod (71) inserted into the stainless steel coarse filter screen (4), the bottom of the plug rod (71) is provided with a groove (72) on both sides, the inside of the groove (72) is provided with a spring (73), and one end of the spring (73) extends out of the groove (72) and is provided with a trapezoidal body (74).

5. The water meter suitable for complex environments according to claim 1, characterized in that: The inside of the water meter shell (1) is provided with an impeller shaft (8), the bottom of the water meter shell (1) is integrally provided with a bottom shell (9), the inside of the bottom shell (9) is provided with a micro hydroelectric generator (10), and the micro hydroelectric generator (10) drives the impeller shaft (8) to rotate.

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