CN212594179U - Novel pre-filter - Google Patents

Novel pre-filter Download PDF

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Publication number
CN212594179U
CN212594179U CN202021437572.3U CN202021437572U CN212594179U CN 212594179 U CN212594179 U CN 212594179U CN 202021437572 U CN202021437572 U CN 202021437572U CN 212594179 U CN212594179 U CN 212594179U
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China
Prior art keywords
filter
valve
filter screen
valve body
connecting pipe
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Active
Application number
CN202021437572.3U
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Chinese (zh)
Inventor
胡效军
陈志超
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Hangzhou Shuixiang Environmental Technology Co ltd
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Hangzhou Shuixiang Environmental Technology Co ltd
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Priority to CN202021437572.3U priority Critical patent/CN212594179U/en
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Abstract

The utility model belongs to the technical field of filters, in particular to a novel prefilter, which comprises a valve body and a filter cylinder arranged on the upper part of the valve body, wherein the top of the filter cylinder is provided with a filter mantle, the filter mantle is fixed with the filter cylinder in a threaded manner, a filter body for filtering impurities is arranged between the filter cylinder and the filter mantle, the filter body is limited and fixed between the filter cylinder and the filter mantle, quartz sand is filled between the filter body and the filter mantle, and a space is reserved between the quartz sand and the filter mantle; the blowoff valve is used for washing and discharging filtered impurities, is arranged on the connecting pipe and is communicated with the inner cavity of the filter flask, the blowoff valve rod is used for controlling the opening and closing of the blowoff valve, the quartz sand filters the impurities in tap water during filtering, the quartz sand has the functions of interception and filtration, the quartz sand can roll up and down due to the washing of reverse water flow during back washing, the filtered impurities are automatically cleaned, and the impurities flow through the blowoff valve along with water to be discharged out of the filter, so the filter is a good filtering material.

Description

Novel pre-filter
Technical Field
The utility model belongs to the technical field of the filter, concretely relates to novel leading filter.
Background
The pre-filter is the first coarse filtration equipment to the full house water, can filter the silt, rust, the large granule material of running water, installs behind the inlet channel water gauge usually to ensure that a large amount of sediment impurity that produces can not cause the injury to the human body in the pipe network, and play positive guard action to applying pipeline, tap, electrical apparatus etc. secretly.
The general prefilter uses stainless steel net or plastic disc to filter, physically intercepts impurities, particles and the like in tap water, is easy to block and adheres to the filter net to cause poor washing effect because the general prefilter only has one filter net.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a novel leading filter to solve the problem of proposing among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel prefilter, includes the valve body and installs a section of thick bamboo on valve body upper portion, strain the top of a section of thick bamboo and install the filter mantle, the filter mantle with it is fixed to strain a section of thick bamboo spiro union, strain and install the filter body that is used for filtering impurity between a section of thick bamboo and the filter mantle, the filter body is strained a section of thick bamboo and is spacing fixed between the two with the filter mantle, it has quartz sand to cross to be equipped with between the filter body and the filter mantle, quartz sand with it has the space to reserve between the filter mantle, the outside of filter mantle is equipped with the filter flask, the filter flask spiro union is installed the top of valve body, and with valve body sealing connection, the internally mounted of valve body has tee bend inlet valve ball, the blowoff valve is installed to the bottom of valve body, the blow.
Preferably, the valve body includes connecting seat and connecting pipe, the connecting seat is fixed in the top of connecting pipe, the apopore has been seted up between connecting seat and the connecting pipe, the apopore link up connecting seat and connecting pipe, set up the blowoff valve mounting hole that link up on the connecting seat, the inlet opening has been seted up on connecting pipe and the connecting seat, the inlet opening runs through to the lateral wall of apopore, the one end of connecting seat is equipped with the screw hole, the screw hole link up with the inlet opening each other, the outer wall of screw hole is equipped with the valve rod mounting hole.
Preferably, a drain valve is connected to the drain valve mounting hole, the drain valve is in sealing connection with the drain valve mounting hole, a drain valve rod used for controlling opening and closing is arranged on the drain valve, and the drain valve rod is rotatably connected with the drain valve.
Preferably, the tee bend valve ball that intakes is installed inside the screw hole of connecting pipe, run through on the tee bend valve ball that intakes the valve rod mounting hole installs the valve rod that intakes, the valve rod that intakes with the connecting pipe rotates to be connected to be equipped with the sealing washer.
Preferably, the two ends of the connecting pipe are communicated with each other, the threaded hole is provided with a threaded part which is connected with the outer thread of the water inlet pipe and is provided with a sealing ring.
Preferably, the filter body includes filter screen skeleton, filter hopper and filter screen, filter screen skeleton fixed mounting be in strain the inside of section of thick bamboo, the filter screen is attached to be fixed in on the inside wall of filter screen skeleton, the filter hopper is located the inside of filter screen skeleton, the filter hopper with filter screen skeleton block is fixed, the filter screen is located between filter screen skeleton and the filter hopper.
Preferably, one end of the filter cylinder is provided with an annular rib, the other end of the filter cylinder is provided with an internal thread, and the annular rib is arranged in the water outlet hole and is provided with a sealing ring for sealing.
Preferably, the bottom of the filter cover is provided with an external thread matched with the internal thread, and the external thread is in threaded connection with the internal thread for sealing.
Preferably, the top of the filter cover is provided with a grid, and the outer side wall of the bottom of the filter cover is provided with a plurality of water diversion ribs.
Preferably, the bottom end of the filter flask is provided with a screwed part matched with the valve body, the filter flask is screwed and fixed with the valve body, and a sealing ring is arranged at the joint of the filter flask and the valve body.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses in, the blowoff valve is used for washing and discharges filterable impurity, installs on the connecting pipe, link up mutually with the inner chamber of filter flask, and the blowdown valve rod is used for opening and closing of control blowoff valve, filters the impurity in the tap water when quartz sand filters, has interception and filtering action, during the back flush, receives washing of reverse rivers, and quartz sand can roll from top to bottom, and the filterable impurity of automatically cleaning, impurity flow through the blowoff valve discharge filter along with the rivers, is a good filtration material.
The utility model discloses in, it is used for isolated unfiltered tap water and purified water to strain a section of thick bamboo, the filter screen is used for the second filter action, intercept the small granule impurity, the filter flask is used for isolated tap water and external, the inside loading of filter mantle has quartz sand, isolated tap water is direct and the filter screen contact simultaneously, unfiltered tap water gets into inside the filter mantle from the net, too big granule can be intercepted by the net, directly follow the inner chamber of filter flask with the large granule through blowoff valve discharge filter during the back flush, the design interval of net is less than the diameter of quartz sand granule simultaneously, the net can intercept quartz sand when the back flush like this, prevent that quartz sand from being washed out the filter mantle by back flush rivers, cause the filter material loss.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the present invention in a disassembled state;
FIG. 3 is a schematic sectional view of the present invention;
FIG. 4 is a schematic structural view of the filtering state of the present invention;
FIG. 5 is a schematic structural view of the back-washing state of the present invention;
FIG. 6 is a schematic structural view of the valve body of the present invention;
fig. 7 is a schematic structural view of another view angle of the valve body according to the present invention;
fig. 8 is a schematic structural view of a filter cartridge according to the present invention;
fig. 9 is a schematic structural view of the middle filter cover of the present invention.
In the figure: 1. a valve body; 11. a connecting seat; 12. a connecting pipe; 101. a water outlet hole; 102. a blowoff valve mounting hole; 103. a water inlet hole; 104. a threaded hole; 105. a valve stem mounting hole; 2. a filter cartridge; 201. an internal thread; 202. an annular rib; 3. a filter body; 31. a filter screen framework; 32. a filter hopper; 33. filtering with a screen; 4. a filter housing; 401. a grid; 402. a water diversion rib; 403. an external thread; 5. a filter flask; 6. quartz sand; 7. a blowoff valve; 71. a blowdown valve rod; 8. a water inlet pipe; 9. a three-way water inlet valve ball; 91. and a water inlet valve rod.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-9, the present invention provides the following technical solutions: the utility model provides a novel prefilter, include valve body 1 and install a section of thick bamboo 2 on valve body 1 upper portion, strain the top of a section of thick bamboo 2 and install filter mantle 4, filter mantle 4 with strain 2 spiro union fixed, it is used for filtering the filter body 3 of impurity to strain to install between 2 and the filter mantle 4, filter body 3 is strained a section of thick bamboo 2 and filter mantle 4 spacing fixed between the two, filter body 3 and filter mantle 4 between be equipped with to be filled with and have quartz sand 6, it has the space to reserve between quartz sand 6 and the filter mantle 4, the outside of filter mantle 4 is equipped with filter flask 5, filter flask 5 spiro union is installed at the top of valve body 1, and with valve body 1 sealing connection, the internally mounted of valve body 1 has tee bend water inlet valve ball 9, blowoff valve 7 is installed to the bottom of valve body 1, blowoff valve 7 and valve body 1 fixed connection.
In the embodiment, the valve body 1 comprises a connecting seat 11 and a connecting pipe 12, a water inlet and a water outlet are respectively arranged at two ends of the connecting pipe 12, the upper end of the connecting seat 11 is provided with a thread, the connecting seat is connected with the filter flask 5 through the thread, one end of the water inlet pipe 8 is provided with a short thread end, the short thread end is screwed with the thread of the connecting pipe 12 to play a role of the water inlet, the three-way water inlet valve ball 9 and a matched ball valve O-shaped ring are fixed at the same time, the mounting is convenient and fixed, a hole connected with the water inlet pipe 8 is formed in the connecting pipe 12, an internal thread 201 is arranged in; the connecting pipe 12 is provided with a water inlet hole 103 matched with the water inlet valve rod 91, the water inlet valve rod 91 is exposed outside the water inlet hole 103 after being assembled, the water inlet valve rod 91 can be operated outside the connecting pipe 12, and then the three-way water inlet valve ball 9 matched with the water inlet valve rod 91 is controlled, the connecting pipe 12 is provided with a blow-down valve mounting hole 102 mounted with the blow-down valve 7 and used for mounting the blow-down valve 7, the valve body 1 is provided with the water inlet hole 103, and a water inlet is communicated with a connecting hole of the water inlet; the valve body 1 is provided with a water outlet hole 101, the water outlet hole 101 is communicated with a water outlet, a three-way water inlet valve ball 9 is used for switching water paths during filtering and back flushing, a water inlet hole 103 is used for being matched with a water inlet valve rod 91, the water path can be switched when the water inlet valve rod 91 rotates, a water passing hole is used for passing tap water, a blow-down valve 7 is used for flushing and discharging filtered impurities and is arranged on a connecting pipe 12 and communicated with the inner cavity of a filter bottle 5, the blow-down valve rod 71 is used for controlling the opening and closing of the blow-down valve 7, the quartz sand 6 filters the impurities in the tap water during filtering and has the functions of interception and filtration, the quartz sand 6 is flushed by reverse water flow during back flushing, the quartz sand 6 rolls up and down to automatically clean the filtered impurities, the impurities flow through the blow-down valve 7 to discharge out of the filter along with water, the filter is a good filtering material, the filter screen framework 31 is internally embedded with a filter screen 33, the surface of the filter screen framework 31 is in a grid shape and can be filled with water, the filter screen framework 31 mainly plays a role of supporting the filter screen 33, the filter screen 33 is used for a second filtering role and intercepting small-particle impurities, (the first is quartz sand 6), the filter flask 5 is used for isolating tap water from the outside, the filter mantle 4 is internally loaded with the quartz sand 6 and simultaneously isolates the tap water from directly contacting with the filter screen 33, unfiltered tap water enters the filter mantle 4 from the grid 401 and too large particles can be intercepted by the grid 401, the large particles are directly discharged out of the filter from the inner cavity of the filter flask 5 through the drain valve 7 during backwashing, and the design interval of the grid 401 is smaller than the diameter of the particles of the quartz sand 6, so that the grid 401 can intercept the quartz sand 6 during backwashing and prevent the quartz sand 6 from being flushed out of the filter mantle 4 by backwashing water to cause filter material, when the filter normally filters, the running water passes through the multi-disc muscle 402 that divides, can play the effect of dispersed rivers, rivers filter more evenly, divide simultaneously that muscle 402 that divides to contact with the inner wall of filter flask 5, play the effect of location, prevent that filter mantle 4 from rocking in filter flask 5, external screw thread 403, cooperate with the internal thread 201 of straining a section of thick bamboo 2, after the combination, the filter core part becomes whole filter module, filter material and filter screen 33 are all playing inside, can conveniently change and maintain, filter hopper 32 is the infundibulate, the surface design is latticed, be used for intercepting quartz sand 6, prevent quartz sand 6 direct contact filter screen 33, hinder filter screen 33 to filter, water inlet valve pole 91, cooperate with tee bend inlet valve ball 9, thereby steerable tee bend inlet valve ball 9 rotates the effect of switching the water route during rotation.
Specifically, the valve body 1 includes a connecting seat 11 and a connecting pipe 12, the connecting seat 11 is fixed on the top of the connecting pipe 12, a water outlet 101 is formed between the connecting seat 11 and the connecting pipe 12, the water outlet 101 penetrates through the connecting seat 11 and the connecting pipe 12, a penetrating blowoff valve mounting hole 102 is formed on the connecting seat 11, a water inlet 103 is formed on the connecting pipe 12 and the connecting seat 11, the water inlet 103 penetrates through the side wall of the water outlet 101, one end of the connecting seat 11 is provided with a threaded hole 104, the threaded hole 104 and the water inlet 103 are mutually penetrated, the outer wall of the threaded hole 104 is provided with a valve rod mounting hole 105, a blowoff valve 7 is connected on the blowoff valve mounting hole 102, the blowoff valve 7 is hermetically connected with the blowoff valve mounting hole 102, a blowoff valve rod 71 for controlling opening and closing is arranged on the blowoff valve 7, the blowoff valve rod 71 is rotatably connected with the blowoff valve 7, the water inlet valve rod 91 is rotatably connected with the connecting pipe 12 and is provided with a sealing ring, two ends of the connecting pipe 12 are communicated with each other, and the threaded hole 104 is provided with a threaded part which is connected with an external thread of the water inlet pipe 8 and is provided with a sealing ring; the connecting pipe 12 is provided with a water inlet hole 103 matched with the water inlet valve rod 91, the water inlet valve rod 91 is exposed outside the water inlet hole 103 after being assembled, the water inlet valve rod 91 can be operated outside the connecting pipe 12, and then the three-way water inlet valve ball 9 matched with the water inlet valve rod 91 is controlled, the connecting pipe 12 is provided with a blow-down valve mounting hole 102 mounted with the blow-down valve 7 and used for mounting the blow-down valve 7, the valve body 1 is provided with the water inlet hole 103, and a water inlet is communicated with a connecting hole of the water inlet; the valve body 1 is provided with a water outlet hole 101, the water outlet hole 101 is communicated with a water outlet, the three-way water inlet valve ball 9 is used for switching water paths during filtering and backwashing, the water inlet hole 103 is used for being matched with the water inlet valve rod 91, and the water paths can be switched when the water inlet valve rod 91 rotates.
Specifically, the filter body 3 comprises a filter screen framework 31, a filter hopper 32 and a filter screen 33, the filter screen framework 31 is fixedly arranged inside the filter cartridge 2, the filter screen 33 is attached and fixed on the inner side wall of the filter screen framework 31, the filter hopper 32 is positioned inside the filter screen framework 31, the filter hopper 32 is fixedly clamped with the filter screen framework 31, the filter screen 33 is positioned between the filter screen framework 31 and the filter hopper 32, the filter cartridge 2 is used for isolating unfiltered tap water and purified water, the filter screen framework 31 and the filter screen 33 are arranged inside the filter screen framework 31, the filter screen 33 is embedded inside the filter screen framework 31, the surface of the filter screen framework 31 is lattice, can lead to water, filter screen skeleton 31 mainly is the effect that plays support filter screen 33, and filter screen 33 is used for the second filter action, intercepts little particulate impurity, (first is quartz sand 6), and filter flask 5 is used for isolated running water and external, and filter mantle 4 internally loaded has quartz sand 6, and isolated running water directly contacts with filter screen 33 simultaneously.
Specifically, one end of the filter cylinder 2 is provided with an annular rib 202, the other end of the filter cylinder 2 is provided with an internal thread 201, the annular rib 202 is installed in the water outlet hole 101 and is provided with a sealing ring for sealing, the bottom of the filter cover 4 is provided with an external thread 403 matched with the internal thread 201, the external thread 403 is in threaded connection with the internal thread 201 for sealing, the top of the filter cover 4 is provided with a grid 401, the outer side wall of the bottom of the filter cover 4 is provided with a plurality of water diversion ribs 402, unfiltered tap water enters the filter cover 4 from the grid 401, too large particles can be intercepted by the grid 401, during backwashing, the large particles are directly discharged out of the filter from the inner cavity of the filter flask 5 through the drain valve 7, meanwhile, the design interval of the grid 401 is smaller than the diameter of the particles of the quartz sand 6, so that the grid 401 can intercept the quartz sand 6 during backwashing, the quartz sand 6 is prevented, tap water can play the effect of dispersed rivers through multi-disc muscle 402 that divides, and rivers filter more evenly, and the muscle 402 that divides simultaneously contacts with the inner wall of filter flask 5, plays the effect of location, prevents that filter mantle 4 from rocking in filter flask 5.
Specifically, the bottom of filter flask 5 is equipped with valve body 1 complex spiro union portion, and filter flask 5 is fixed with valve body 1 spiro union, and the sealing washer is installed to the junction of filter flask 5 and valve body 1, can guarantee the stability and the leakproofness of installation.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A novel prefilter, its characterized in that: the filter comprises a valve body (1) and a filter cylinder (2) arranged on the upper part of the valve body (1), wherein a filter cover (4) is arranged at the top of the filter cylinder (2), the filter cover (4) is fixed with the filter cylinder (2) in a threaded manner, a filter body (3) for filtering impurities is arranged between the filter cylinder (2) and the filter cover (4), the filter body (3) is limited and fixed between the filter cylinder (2) and the filter cover (4), quartz sand (6) is filled between the filter body (3) and the filter cover (4), a space is reserved between the quartz sand (6) and the filter cover (4), a filter flask (5) is arranged outside the filter cover (4), the filter flask (5) is arranged on the top of the valve body (1) in a threaded manner and is connected with the valve body (1) in a sealing manner, a three-way water inlet valve ball (9) is arranged inside the valve body (1), and a sewage discharge valve (7) is arranged at the bottom of the valve body (, the blowoff valve (7) with valve body (1) fixed connection, one side fixed mounting of valve body (1) has inlet tube (8).
2. The new prefilter of claim 1 wherein: valve body (1) includes connecting seat (11) and connecting pipe (12), connecting seat (11) are fixed in the top of connecting pipe (12), apopore (101) have been seted up between connecting seat (11) and connecting pipe (12), apopore (101) link up connecting seat (11) and connecting pipe (12), set up blowoff valve mounting hole (102) that link up on connecting seat (11), inlet opening (103) have been seted up on connecting pipe (12) and connecting seat (11), inlet opening (103) run through to the lateral wall of apopore (101), the one end of connecting seat (11) is equipped with screw hole (104), screw hole (104) link up each other with inlet opening (103), the outer wall of screw hole (104) is equipped with valve rod mounting hole (105).
3. A novel prefilter as claimed in claim 2 wherein: the improved blowdown valve is characterized in that a blowdown valve (7) is connected to the blowdown valve mounting hole (102), the blowdown valve (7) is in sealing connection with the blowdown valve mounting hole (102), a blowdown valve rod (71) used for controlling opening and closing is arranged on the blowdown valve (7), and the blowdown valve rod (71) is rotatably connected with the blowdown valve (7).
4. A novel prefilter as claimed in claim 2 wherein: tee bend valve ball (9) of intaking are installed inside screw hole (104) of connecting pipe (12), run through on tee bend valve ball (9) of intaking valve rod mounting hole (105) install into water valve rod (91), intake valve rod (91) with connecting pipe (12) rotate and are connected to be equipped with the sealing washer.
5. A novel prefilter as claimed in claim 2 wherein: the two ends of the connecting pipe (12) are communicated with each other, the threaded hole (104) is provided with a threaded part which is connected with the outer thread of the water inlet pipe (8) and is provided with a sealing ring.
6. The new prefilter of claim 1 wherein: the filter body (3) includes filter screen skeleton (31), filter screen (32) and filter screen (33), filter screen skeleton (31) fixed mounting be in the inside of straining a section of thick bamboo (2), filter screen (33) are attached to be fixed in on the inside wall of filter screen skeleton (31), filter screen (32) are located the inside of filter screen skeleton (31), filter screen (32) with filter screen skeleton (31) block is fixed, filter screen (33) are located between filter screen skeleton (31) and the filter screen (32).
7. A novel prefilter as claimed in claim 2 wherein: one end of the filter cylinder (2) is provided with an annular rib (202), the other end of the filter cylinder (2) is provided with an internal thread (201), and the annular rib (202) is installed in the water outlet hole (101) and is provided with a sealing ring for sealing.
8. The new prefilter of claim 7 wherein: the bottom of filter mantle (4) is equipped with external screw thread (403) with internal thread (201) complex, external screw thread (403) with internal thread (201) spiro union is sealed.
9. The new prefilter of claim 8 wherein: the top of filter mantle (4) is equipped with net (401), be equipped with a plurality of on the bottom lateral wall of filter mantle (4) and divide water muscle (402).
10. The new prefilter of claim 1 wherein: the bottom of filter flask (5) be equipped with valve body (1) complex spiro union portion, filter flask (5) with valve body (1) spiro union is fixed, just the sealing washer is installed with the junction of valve body (1) in filter flask (5).
CN202021437572.3U 2020-07-20 2020-07-20 Novel pre-filter Active CN212594179U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021437572.3U CN212594179U (en) 2020-07-20 2020-07-20 Novel pre-filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021437572.3U CN212594179U (en) 2020-07-20 2020-07-20 Novel pre-filter

Publications (1)

Publication Number Publication Date
CN212594179U true CN212594179U (en) 2021-02-26

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021437572.3U Active CN212594179U (en) 2020-07-20 2020-07-20 Novel pre-filter

Country Status (1)

Country Link
CN (1) CN212594179U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113730985A (en) * 2021-09-22 2021-12-03 南京飞婕环保科技有限公司 Automatic abluent filter
CN114508599A (en) * 2022-04-19 2022-05-17 常州市桑豪车辆配件有限公司 Portable special-shaped piece for multilayer filter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113730985A (en) * 2021-09-22 2021-12-03 南京飞婕环保科技有限公司 Automatic abluent filter
CN114508599A (en) * 2022-04-19 2022-05-17 常州市桑豪车辆配件有限公司 Portable special-shaped piece for multilayer filter

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