CN219251898U - Plastic-coated isolation structure inside universal type pre-filter - Google Patents

Abstract

The utility model discloses an internal plastic-coated isolation structure of a universal pre-filter, and relates to the technical field of water filtration. Including universal disk seat, universal disk seat's internally mounted has an insert, universal disk seat both ends's outer wall threaded connection has a nut, the internally connected of a nut has the PPR to connect, the waterway takeover is installed at universal disk seat inner wall's both ends, and waterway takeover's one end and the one end welding of insert, install the gasket between waterway takeover's the other end and the one end that PPR connects, universal disk seat's bottom is installed universal subassembly, the filter flask is installed to universal subassembly's one end. The joint parts among the lining, the main cavity piece and the embedded piece are respectively provided with a sealing ring for sealing gaps, so that water can not contact with the universal valve seat, the universal joint, the universal nut and the universal valve head in the flowing process, and the heavy metal in the metal object is prevented from precipitating out of the water surface and causing harm to human health.

Description

Plastic-coated isolation structure inside universal type pre-filter

Technical Field

The utility model relates to the technical field of water filtration, in particular to an internal plastic-coated isolation structure of a universal pre-filter.

Background

The urban water supply pipeline is old and long, and the rust, sediment and other impurities of the pipeline can cause the control failure of water equipment, so that a filter device is required to be arranged on the water equipment, a pre-filter is generally arranged at the rear of the water meter, the main function is to restore tap water to the standard before delivery, the downstream equipment is protected, the filtering precision of the pre-filter is 5-100 microns, and impurities such as sediment, rust, floaters and the like which are seen by naked eyes can be filtered, so that the service life of the subsequent equipment is greatly prolonged.

The valve head of the pre-filter is generally made of brass, and the common brass can be continuously separated out of the water after being soaked in the water for a long time, so that the quality of the discharged water can not meet the sanitary requirement, and the heavy metal exceeds the standard, thereby endangering the health of users; only the valve head and the parts of the pre-filter are made of environment-friendly low-lead brass, so that the water quality requirement of effluent specified by the state can be met, the price of the environment-friendly low-lead brass is higher, the cost of water filtration can be increased, the pre-filter is coated with copper, two plastic parts are sealed by sealing rings, the sealing rings are aged to cause the failure of the sealing rings, water is in contact with the valve head, heavy metals in the valve head are separated out, and the water quality is influenced, so that the internal plastic-coated isolation structure of the universal pre-filter is provided.

Disclosure of Invention

The utility model aims to provide an internal plastic-coated isolation structure of a universal pre-filter, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an inside package of leading filter of universal version moulds isolation structure, includes the universal disk seat, the internally mounted of universal disk seat has embedded piece, the outer wall threaded connection at universal disk seat both ends has a nut, the internally connected of nut has the PPR to connect, the waterway takeover is installed at the both ends of universal disk seat inner wall, and waterway takeover's one end and the one end welding of embedded piece, install the gasket between waterway takeover's the other end and the one end that the PPR connects, universal assembly is installed to universal disk seat's bottom, the filter flask is installed to universal assembly's one end, the main cavity spare is installed to universal assembly's inner wall, install the bush between the top of main cavity spare and the bottom of embedded piece, filter core is installed on the inside top of filter flask, and the bottom of main cavity spare contacts with the top of filter core, installs the sealing washer between the bottom of main cavity spare and the top of filter core.

Preferably, the bottom of filter core is installed the skeleton, stainless steel filter screen is installed to the outer wall of skeleton, sealing member is installed to the bottom of filter flask, blowdown ball valve is installed to the bottom of sealing member, skeleton internally mounted has the scale inhibition filter material.

Preferably, the universal assembly comprises a universal joint, one end of the universal joint is in threaded connection with the bottom end of the universal valve seat, the universal joint, the universal valve seat and the universal valve head are all provided with sealing rings, a universal nut is installed on the outer wall of the universal joint, the universal valve head is in threaded connection with one end of the universal nut, and the inner wall of the universal valve head is fixed with the outer wall of the main cavity piece.

Preferably, the PPR joint is arranged inside a first nut, one end of the first nut is connected with a universal valve seat in a threaded manner, a gasket is arranged between the universal valve seat and the PPR joint, and the installation gasket is made of rubber or polytetrafluoroethylene.

Preferably, the outer wall of waterway adapter one end is provided with the boss, no. two recesses have been seted up respectively at the inside both ends of universal disk seat, and the outer wall of boss cooperatees with the inner wall of No. two recesses, the other end fixedly connected with protruding end of waterway adapter, the one end and the one end welded connection of embedded piece of protruding end.

Preferably, the internal thread has been seted up to the bottom of universal disk seat, and the one end threaded connection of internal thread and universal switching is passed through to the bottom of universal disk seat, the both ends of universal disk seat are fixedly connected with connecting pipe respectively, the outer wall of connecting pipe and the inner wall threaded connection of nut No. one, the bottom of universal disk seat is provided with spacing plane, spacing plane is inconsistent with the spacing face of interior inserts.

Preferably, the outer wall of inserts bottom has seted up No. three recesses, no. one terminal surface has been seted up to the both sides on inserts top, and the both sides on inserts top are respectively through terminal surface and two protruding end welding, the face of cylinder has been seted up to inserts bottom, and the face of cylinder contacts with the one end of main cavity spare inner wall, still is provided with the sealing washer between the two.

Preferably, the outer wall of bush bottom has been seted up No. four recesses, no. four recesses's internally mounted has the sealing washer, no. two terminal surfaces have been seted up to the bush, the outer wall of No. two terminal surfaces contacts with the one end of main cavity spare inner wall, no. two round holes have been seted up on the top of bush, no. two round holes correspond with No. three recesses between to be provided with the sealing washer.

Preferably, the outer wall of main cavity spare bottom has seted up No. five recesses, no. five recesses's internally mounted has the sealing washer, the interior face hole has been seted up to the one end of main cavity spare, and the inner wall in interior face hole contacts with the outer wall of interior inserts one end, the inside bottom of main cavity spare is provided with the inner tube, and the bottom of inner tube contacts with the top of filter core.

Preferably, the insert, the bushing, the main cavity piece and the waterway connecting tube are all made of environment-friendly nonmetallic materials, preferably made of POM, PP, PPR materials, and the universal valve seat, the universal adapter, the universal valve head, the first nut and the universal nut are made of metal materials, preferably brass materials.

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

this inside plastic isolation structure that wraps of leading filter of universal type, junction between inside bush, main cavity spare and the embedded piece all designs has the sealing washer to seal the gap for water can not with universal disk seat, universal switching, contact between universal nut and the universal valve head in the mobile in-process, prevents that heavy metal in the metal object from precipitating the surface of water, causes harm to human health.

This inside plastic-coated isolation structure of leading filter of universal version forms sealedly through the setting of the sealing washer between chamber spare and the filter flask, prevents water and the contact of universal valve head surface, and universal valve head surface heavy metal separates out, avoids influencing quality of water.

Drawings

FIG. 1 is a side cross-sectional view of the present utility model;

FIG. 2 is a front cross-sectional view of the present utility model;

FIG. 3 is an isometric view of a waterway adapter of the present utility model;

FIG. 4 is a cross-sectional view of the universal valve seat of the present utility model;

FIG. 5 is an isometric view of an insert of the present utility model;

FIG. 6 is a top view of the insert of the present utility model;

FIG. 7 is a cross-sectional view of a bushing of the present utility model;

FIG. 8 is a cross-sectional view of a main chamber element of the present utility model;

FIG. 9 is a schematic front view of the water flow direction of the present utility model;

fig. 10 is a schematic plan view of the water flow direction of the present utility model.

In the figure: 1. a PPR linker; 2. a first nut; 3. a gasket; 4. a waterway connecting pipe; 401. a protruding end; 402. a boss; 5. a universal valve seat; 501. a second groove; 502. a connecting pipe; 503. a limit plane; 504. an internal thread; 6. an insert; 601. a first end face; 602. a third groove; 603. a cylindrical surface; 604. a limiting surface; 7. universal switching; 8. a universal nut; 9. a universal valve head; 10. a bushing; 1001. a fourth groove; 1002. a second end face; 1003. a second round hole; 11. a main chamber member; 1101. an inner face hole; 1102. an inner tube; 1103. a fifth groove; 12. a filter element; 13. stainless steel filter screen; 14. a skeleton; 15. a filter flask; 16. a seal; 17. a sewage discharge ball valve.

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.

It should be noted that, in the description of the present utility model, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, it should be understood that the dimensions of the various elements shown in the figures are not drawn to actual scale, e.g., the thickness or width of some layers may be exaggerated relative to other layers for ease of description.

It should be noted that like reference numerals and letters refer to like items in the following figures, and thus once an item is defined or illustrated in one figure, no further detailed discussion or description thereof will be necessary in the following description of the figures.

As shown in fig. 1 to 10, the present utility model provides a technical solution: the utility model provides an inside package of leading filter of universal type moulds isolation structure, including universal disk seat 5, universal disk seat 5 internally mounted has interior inserts 6, the outer wall threaded connection at universal disk seat 5 both ends has nut 2, the internal connection of nut 2 has PPR to connect 1, waterway takeover 4 is installed at the both ends of universal disk seat 5 inner wall, waterway takeover 4's one end and interior inserts 6's one end welding, install gasket 3 between waterway takeover 4's the other end and PPR to connect 1's one end, universal subassembly is installed to universal subassembly's bottom, filter flask 15 is installed to universal subassembly's inner wall, main cavity piece 11 is installed to universal subassembly's inner wall, install bush 10 between the top of main cavity piece 11 and the bottom of interior inserts 6, filter core 12 is installed on the inside top of filter flask 15, the bottom of main cavity piece 11 contacts with the top of filter core 12, install the sealing washer between the bottom of main cavity piece 11 and the top of filter core 12 that shows.

The bottom of the filter element 12 is provided with a framework 14, the outer wall of the framework 14 is provided with a stainless steel filter screen 13, the bottom of a filter flask 15 is provided with a sealing piece 16, the bottom of the sealing piece 16 is provided with a sewage ball valve 17, and the inside of the framework 14 is provided with a scale inhibition filter material.

The universal assembly comprises a universal joint 7, one end of the universal joint 7 is in threaded connection with the bottom end of the universal valve seat 5, the universal joint 7, the universal valve seat 5 and the universal valve head 9 are all provided with sealing rings, a universal nut 8 is installed on the outer wall of the universal joint 7, one end of the universal nut 8 is in threaded connection with the universal valve head 9, and the inner wall of the universal valve head 9 is fixed with the outer wall of the main cavity piece 11.

The PPR joint 1 is arranged inside the first nut 2, one end of the first nut 2 is connected with a universal valve seat 5 in a threaded manner, a gasket 3 is arranged between the universal valve seat 5 and the PPR joint 1, and the gasket 3 is made of rubber or polytetrafluoroethylene.

The outer wall of 4 one ends of water route takeover is provided with boss 402, and No. two recess 501 have been seted up respectively at the inside both ends of universal disk seat 5, and the outer wall of boss 402 cooperatees with the inner wall of No. two recess 501, and the other end fixedly connected with protruding end 401 of 4 is taken over to the water route, the one end of protruding end 401 and the one end welded connection of inserts 6.

The internal thread 504 has been seted up to the bottom of universal disk seat 5, and the one end threaded connection of internal thread 504 and universal switching 7 is passed through to the bottom of universal disk seat 5, and the both ends of universal disk seat 5 are fixedly connected with connecting pipe 502 respectively, and the outer wall of connecting pipe 502 and the inner wall threaded connection of nut 2 No. one, the bottom of universal disk seat 5 is provided with spacing plane 503, and spacing plane 503 is inconsistent with the spacing face 604 of insert 6.

The outer wall of inserts 6 bottom has seted up No. three recess 602, and No. one terminal surface 601 has been seted up to the both sides on inserts 6 top, and the both sides on inserts 6 top are respectively through No. one terminal surface 601 and two protruding end 401 welding, and the face of cylinder 603 has been seted up to inserts 6 bottom, and the face of cylinder 603 contacts with the one end of main cavity piece 11 inner wall, still is provided with the sealing washer between the two.

The outer wall of bush 10 bottom has seted up No. four recess 1001, and No. four recess 1001 internally mounted has the sealing washer, and No. two terminal surfaces 1002 have been seted up to bush 10, and No. two terminal surfaces 1002's outer wall contacts with the one end of main cavity spare 11 inner wall, and No. two round holes 1003 have been seted up on the top of bush 10, and No. two round holes 1003 correspond with No. three recess 602 between to be provided with the sealing washer.

The outer wall of main cavity piece 11 bottom has seted up No. five recesses 1103, and No. five recesses 1103's internally mounted has the sealing washer, and interior face hole 1101 has been seted up to the one end of main cavity piece 11, and the inner wall of interior face hole 1101 contacts with the outer wall of interior inserts 6 one end, and the inside bottom of main cavity piece 11 is provided with inner tube 1102, and the bottom of inner tube 1102 contacts with the top of filter core.

The insert 6, the bushing 10, the main cavity member 11 and the waterway adapter 4 are all made of environment-friendly nonmetallic materials, preferably made of POM, PP, PPR, and the universal valve seat 5, the universal adapter 7, the universal valve head 9, the first nut 2 and the universal nut 8 are made of metal materials, preferably brass materials.

The water flows to the waterway adapter 4 through one PPR joint 1 and then flows to the inner insert 6 through the waterway adapter 4, the inner insert 6 is provided with two pipelines, an inner water pipe and an outer pipe, the water can be slowly accumulated between the outer wall of the stainless steel filter 13 and the inside of the filter flask 15 along with the arrangement of the inner channel of the inner insert 6, the main cavity piece 11 is also provided with two pipelines, one inner pipe and one outer pipe, the water passes through the outer pipe of the main cavity piece 11 and then passes through the filter element 12, the water can flow to the filter flask 15 and then flows to the framework 14 through the stainless steel filter 13 by the filter flask 15, impurities in the water can be blocked between the outer wall of the stainless steel filter 13 and the inside of the filter flask 15 by the stainless steel filter 13 due to the existence of the stainless steel filter 13, the impurities can be slowly accumulated through the arrangement of the bottom of the filter flask 15, after the structure works for a certain time, the drain ball valve 17 is opened, the water deposited at the bottom of the filter flask 15 flows out for the convenience of personnel treatment, when the drain ball valve 17 is opened, the structure can be filled with water, partial water flows from the drain ball valve 17 due to the opening of the drain ball valve 17, partial impurities are difficult to flow out due to the difficulty in flowing out of the impurities in the interior, the cleanliness of the interior of the structure is ensured, the secondary pollution to water is prevented, the water in the framework 14 can lead the water level to reach the top end of the framework 14 due to the pressure of the water, flows into the inner pipe of the main cavity member 11 through the filter element 12, flows into the inner water pipe of the inner insert 6 from the inner pipe of the main cavity member 11, flows into the other waterway connecting pipe 4 from the inner water pipe of the inner insert 6, flows into the other PPR joint 1 from the waterway connecting pipe 4, the circulation of the water in the interior of the structure is completed, and the joints among the inner bushing 10, the main cavity member 11 and the inner insert 6 are completed, all design has the sealing washer to seal the gap for water can not with universal disk seat 5, universal switching 7, universal nut 8 and universal valve head 9 in the flow in-process between contact, prevent heavy metal in the metal object and separate out the surface of water, cause harm to human health, through the setting of the sealing washer between main cavity piece 11 and the filter flask 15, form sealedly, prevent water and universal valve head 9 surface contact, lead to universal valve head 9 surface heavy metal to separate out, avoid influencing quality of water.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. The utility model provides an inside plastic-coated isolation structure of leading filter of universal version, includes universal disk seat (5), its characterized in that: the utility model provides a universal valve seat (5) internally mounted has embedded piece (6), the outer wall threaded connection at universal valve seat (5) both ends has nut (2), the internally connected of nut (2) has PPR to connect (1), waterway takeover (4) are installed at the both ends of universal valve seat (5) inner wall, and the one end of waterway takeover (4) and the one end welding of embedded piece (6), install gasket (3) between the other end of waterway takeover (4) and the one end of PPR connect (1), universal subassembly is installed to the bottom of universal valve seat (5), filter flask (15) are installed to the one end of universal subassembly, install bush (10) between the bottom of main cavity piece (11) and embedded piece (6), filter core (12) are installed on the inside top of filter flask (15), and filter core (12) are contacted to the bottom of main cavity piece (11) and the top of filter core (12), install the sealing washer between the top of main cavity piece (11) and filter core (12).

2. The internal plastic-coated isolation structure of a universal prefilter of claim 1, wherein: the filter is characterized in that a framework (14) is arranged at the bottom end of the filter element (12), a stainless steel filter screen (13) is arranged on the outer wall of the framework (14), a sealing piece (16) is arranged at the bottom end of the filter bottle (15), a pollution discharge ball valve (17) is arranged at the bottom end of the sealing piece (16), and a scale inhibition filter material is arranged in the framework (14).

3. The internal plastic-coated isolation structure of a universal prefilter of claim 1, wherein: the universal assembly comprises a universal adapter (7), one end of the universal adapter (7) is in threaded connection with the bottom end of the universal valve seat (5), the universal adapter (7) is provided with a sealing ring, the universal valve seat (5) and the universal valve head (9) are both provided with sealing rings, a universal nut (8) is installed on the outer wall of the universal adapter (7), the universal valve head (9) is in threaded connection with one end of the universal nut (8), and the inner wall of the universal valve head (9) is fixed with the outer wall of the main cavity piece (11).

4. The internal plastic-coated isolation structure of a universal prefilter of claim 1, wherein: the PPR joint (1) is arranged inside a first nut (2), one end of the first nut (2) is connected with a universal valve seat (5) in a threaded mode, a gasket (3) is arranged between the universal valve seat (5) and the PPR joint (1), and the gasket (3) is made of rubber or polytetrafluoroethylene.

5. The internal plastic-coated isolation structure of a universal prefilter of claim 1, wherein: the outer wall of waterway adapter tube (4) one end is provided with boss (402), no. two recess (501) have been seted up respectively at the inside both ends of universal disk seat (5), and the outer wall of boss (402) cooperatees with the inner wall of No. two recess (501), the other end fixedly connected with protruding end (401) of waterway adapter tube (4), the one end welded connection of protruding end (401) and the one end of inserts (6).

6. A universal prefilter internal plastic coated isolation structure as defined in claim 3, wherein: the utility model discloses a universal valve seat, including universal valve seat (5), internal thread (504) has been seted up to the bottom of universal valve seat (5), and the one end threaded connection of internal thread (504) and universal switching (7) is passed through to the bottom of universal valve seat (5), the both ends of universal valve seat (5) are fixedly connected with connecting pipe (502) respectively, the outer wall of connecting pipe (502) and the inner wall threaded connection of nut (2) No. one, the bottom of universal valve seat (5) is provided with spacing plane (503), spacing plane (503) are inconsistent with spacing face (604) of inserts (6).

7. The internal plastic-coated isolation structure of a universal prefilter of claim 1, wherein: the outer wall of inserts (6) bottom has seted up No. three recess (602), terminal surface (601) has been seted up to the both sides on inserts (6) top, and the both sides on inserts (6) top are respectively through terminal surface (601) and two protruding end (401) welding, cylindrical surface (603) has been seted up to inserts (6) bottom, and cylindrical surface (603) contacts with the one end of main cavity spare (11) inner wall, still is provided with the sealing washer between the two.

8. The internal plastic-coated isolation structure of a universal prefilter of claim 1, wherein: the novel sealing device is characterized in that a fourth groove (1001) is formed in the outer wall of the bottom end of the bushing (10), a sealing ring is arranged in the fourth groove (1001), a second end face (1002) is formed in the bushing (10), the outer wall of the second end face (1002) is contacted with one end of the inner wall of the main cavity piece (11), a second round hole (1003) is formed in the top end of the bushing (10), and the second round hole (1003) and the third groove (602) are corresponding to each other and are provided with sealing rings.

9. The internal plastic-coated isolation structure of a universal prefilter of claim 1, wherein: the outer wall of main cavity piece (11) bottom has seted up No. five recess (1103), the internally mounted of No. five recess (1103) has the sealing washer, interior face hole (1101) have been seted up to the one end of main cavity piece (11), and the inner wall of interior face hole (1101) contacts with the outer wall of interior inserts (6) one end, the inside bottom of main cavity piece (11) is provided with inner tube (1102), and the bottom of inner tube (1102) contacts with the top of filter core.

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