CN212110174U

CN212110174U - Water meter filtering device

Info

Publication number: CN212110174U
Application number: CN202021344079.7U
Authority: CN
Inventors: 孔华卿
Original assignee: Jiangxi Baichuan Water Meter Co ltd
Current assignee: Jiangxi Baichuan Water Meter Co ltd
Priority date: 2020-07-10
Filing date: 2020-07-10
Publication date: 2020-12-08
Anticipated expiration: 2030-07-10

Abstract

The utility model provides a water gauge filter equipment, its double thread intraductal location fixture block that is equipped with, location fixture block one side is equipped with the filter screen, the filter screen cover is established in the double thread intraductal, the filter screen comprises one-level filter screen, second grade filter screen and filter screen body, the one-level filter screen passes through screw fixed connection filter screen body, screw fixed connection second grade filter screen is passed through to filter screen body bottom. The utility model discloses can filter the impurity in the strainer effectively, prolong the life of water gauge.

Description

Water meter filtering device

Technical Field

The utility model relates to a filter equipment technical field especially relates to a water gauge filter equipment.

Background

A water meter is a metering tool for calculating tap water used by a user, and is generally an accumulated flow measuring tool for water, and is generally classified into a positive displacement water meter and a velocity water meter.

Because various impurities in the water pipeline such as fine silt contained in water and scrap iron generated by rusting of the water pipe finally come into the water meter along with water flow, the water meter is internally provided with a flow metering structure (measuring the amount of water flowing through), the impurities are easy to adhere to the structure when contacting with the structure, the water meter is easy to damage due to excessive impurities (more adhesion), the service life of the water meter is shortened, the water meter is failed, and the metering accuracy of the water meter is influenced.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a water meter filtering device to solve the problem that impurities contained in the existing water pipe easily damage the water meter, reduce the service life of the water meter, and cause the water meter to fail.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a water gauge filter equipment, its double thread intraductal location fixture block that is equipped with, location fixture block one side is equipped with the filter screen, the filter screen cover is established in the double thread intraductal, the filter screen comprises one-level filter screen, second grade filter screen and filter screen body, the one-level filter screen passes through screw fixed connection filter screen body, screw fixed connection second grade filter screen is passed through to filter screen body bottom.

Further, the one-level filter screen with second grade filter screen structure is the same, by first fixed block, the mesh screen, the second fixed block, rotation axis and doctor-bar are constituteed, first fixed block both sides fixed connection mesh screen, two mesh screen one side fixed connection second fixed block, bearing swing joint rotation axis is passed through at first fixed block middle part, fixed connection doctor-bar on the rotation axis can effectually filter impurity through being equipped with one-level filter screen and second grade filter screen, and the doctor-bar that is equipped with can scrape the impurity on the filter screen and get, avoids impurity to block up the filter screen.

Further, a sealing groove is formed in the second fixing block, a rubber ring is arranged in the sealing groove, a screw hole is formed in the second fixing block, and the rubber ring is arranged to enable the filter screen to be in interference clamping connection with the double-end threaded pipe, so that the filter screen is prevented from sliding.

Further, the rubber ring is provided with four at least, improves interference joint effect effectively, and improves the leakproofness between filter screen and the double-end screwed pipe.

Further, the filter screen body is internally provided with grooves at two sides, magnets are arranged in the grooves, and the arranged magnets can adsorb iron chips in water, so that the iron chips are effectively prevented from flowing into the water meter.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. through the mesh screens arranged on the first-stage filter screen and the second-stage filter screen, impurities in water can be effectively filtered, the impurities are prevented from entering the water meter, and the service life of the water meter is effectively prolonged;

2. the first-stage filter screen and the second-stage filter screen are provided with the scraping blades, so that impurities on the filter screens can be scraped, and the filter screens are prevented from being blocked;

3. the rubber ring can clamp the filter screen and the double-end threaded pipe in an interference manner, so that the filter screen is effectively prevented from sliding, and the clamping block plays a role in blocking because the water flow flows towards one direction, and further the filter screen is prevented from sliding;

4. the filter screen is in interference clamping in the double-end threaded pipe through the rubber ring and can be pulled out under the action of external force, so that the filter screen is convenient to take out and is cleaned and reassembled;

5. the iron fillings in the aquatic can be adsorbed to the magnet that this internal both sides of filter screen were equipped with, avoid iron fillings to flow into in the water gauge effectively.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is the structure diagram of the filter screen of the present invention.

Figure 3 is the structure schematic diagram of the one-level filter screen of the utility model.

Fig. 4 is a schematic view of the utility model.

In the figure: 1. the water meter comprises a double-end threaded pipe, 2. a positioning fixture block, 3. a filter screen, 31. a primary filter screen, 312. a mesh screen, 313. a second fixing block, 314. a rotating shaft, 315. a scraper, 316. a sealing groove, 317. a rubber ring, 32. a secondary filter screen, 33. a filter screen body, 331. a first fixing block, 331. a groove, 332. a magnet, 4. a water inlet pipe and 5. a water meter.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in the figures 1-3, a water meter filtering device, a positioning fixture block 2 is arranged in a double-end threaded pipe 1, a filter screen 3 is arranged on one side of the positioning fixture block 2, the filter screen 3 can be effectively blocked by the arranged positioning fixture block 2 due to the fact that the water flow direction is a single flow direction, the sliding of the filter screen 3 can be avoided, the filter screen 3 is sleeved in the double-end threaded pipe 1, the filter screen 3 is in interference clamping in the double-end threaded pipe 1 through a rubber ring 317 and can be pulled out under the action of external force, so that the filter screen 3 can be conveniently taken out and cleaned and reassembled, the filter screen 3 comprises a first-stage filter screen 31, a second-stage filter screen 32 and a filter screen body 33, the first-stage filter screen 31 is fixedly connected with the filter screen body 33 through screws, the bottom end of the filter screen body 33 is fixedly connected with the second-stage filter screen 32, so that the screws can effectively fix the filter screen body 33, the primary filter screen 31 and the secondary filter screen 32.

As shown in fig. 2 and 3, the primary filter 31 and the secondary filter 32 have the same structure, and are composed of a first fixing block 311, a mesh screen 312, a second fixing block 313, a rotating shaft 314 and a scraper 315, the two sides of the first fixed block 311 are fixedly connected with the mesh screens 312, the mesh screens 312 can effectively filter impurities in water and prevent the impurities from entering the water meter 5, the service life of the water meter 5 is effectively prolonged, one side of each of the two mesh screens 312 is fixedly connected with the second fixed block 313, the middle part of the first fixing block 311 is movably connected with a rotating shaft 314 through a bearing, the rotating shaft 314 is fixedly connected with a scraping blade 315, because water has water pressure in a water pipe, and because of the water flow direction is single, the velocity of flow of production can drive doctor-bar 315 and rotate, and the distance between doctor-bar 315 and the mesh screen 312 is less, makes doctor-bar 315 touch mesh screen 312, guarantees that the impurity on the mesh screen 312 can be scraped and gets to effectively avoid filter screen 3 to block up.

As shown in fig. 1 and 3, a sealing groove 316 has been opened on the second fixing block 313, be equipped with rubber ring 317 in the sealing groove 316, rubber ring 317 is equipped with four at least, and rubber ring 317 can carry out the interference joint between filter screen 3 and the double-end screwed pipe 1, avoids filter screen 3 to slide, and is equipped with 4 at least rubber rings 317, effectively improves the interference joint effect, and improves the leakproofness between filter screen 3 and the double-end screwed pipe 1, set up the screw hole on the second fixing block 313, the screw hole can be fixed one-level filter screen 31 and second grade filter screen 32 and filter screen body 33 under the effect of screw.

As shown in fig. 2, two sides of the inside of the strainer body 33 are provided with grooves 331, the inside of each groove 331 is provided with a magnet 332, and the magnets 332 arranged in the grooves 331 on the two sides of the strainer body 33 can adsorb iron filings in water, so as to prevent the iron filings from flowing into the water meter 5.

The utility model discloses a theory of operation is: as shown in fig. 4, put into double thread pipe 1 with filter screen 3 in, make filter screen 3 touch location fixture block 2, because of being equipped with rubber ring 317 on filter screen 3 for filter screen 3 is mutually pertinent in double thread pipe 1, and after filter screen 3 was placed, because of 1 both ends of double thread pipe are equipped with the screw thread, one end was through external screw fixed connection inlet tube 4, 5 entrance points of other end fixed connection water gauge, thereby made filter screen 3 realize filtering.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A water meter filter device is characterized in that: be equipped with location fixture block (2) in double-end screwed pipe (1), location fixture block (2) one side is equipped with filter screen (3), filter screen (3) cover is established in double-end screwed pipe (1), filter screen (3) are by one-level filter screen (31), and second grade filter screen (32) and filter screen body (33) are constituteed, screw fixed connection filter screen body (33) are passed through in one-level filter screen (31), screw fixed connection second grade filter screen (32) are passed through in filter screen body (33) bottom.

2. A water meter filter assembly as claimed in claim 1, wherein: one-level filter screen (31) with second grade filter screen (32) structure is the same, by first fixed block (311), mesh screen (312), second fixed block (313), rotation axis (314) and doctor-bar (315) are constituteed, first fixed block (311) both sides fixed connection mesh screen (312), two mesh screen (312) one side fixed connection second fixed block (313), bearing swing joint rotation axis (314) are passed through in first fixed block (311) middle part, fixed connection doctor-bar (315) on rotation axis (314).

3. A water meter filter assembly as claimed in claim 2, wherein: a sealing groove (316) is formed in the second fixing block (313), a rubber ring (317) is arranged in the sealing groove (316), and a screw hole is formed in the second fixing block (313).

4. A water meter filter assembly as claimed in claim 3, wherein: the rubber ring (317) is provided with at least four channels.

5. A water meter filter assembly as claimed in claim 1, wherein: both sides are equipped with recess (331) in filter screen body (33), be equipped with magnet (332) in recess (331).