CN206934852U - Accurate filter - Google Patents
Accurate filter Download PDFInfo
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- CN206934852U CN206934852U CN201720616794.3U CN201720616794U CN206934852U CN 206934852 U CN206934852 U CN 206934852U CN 201720616794 U CN201720616794 U CN 201720616794U CN 206934852 U CN206934852 U CN 206934852U
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- cylinder body
- outer cylinder
- inner barrel
- water
- filter element
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Abstract
The utility model discloses a kind of accurate filter, including outer cylinder body (11) and inner barrel (12), annular gap space is formed between inner barrel (12) and outer cylinder body (11), sealing ring (10) makes the annular gap space form separate inhalant region and production pool, precision Filter element (20) is provided with inner barrel (12), the side wall of the inner barrel (12) corresponding with the production pool is provided with multiple water distribution through holes (31).Mezzanine space between outer cylinder body and inner barrel is separated into independent inhalant region and production pool two parts by the accurate filter due to the sealing ring of inner barrel, it is no longer necessary to is set inhalant region or production pool in addition, is reduced product height, is more convenient for changing precision Filter element.Meanwhile the pressure drop that the accurate filter can also bear each precision Filter element is uniform, reach best filter effect, while extend filter element life.
Description
Technical field
Filter plant field is the utility model is related to, particularly a kind of accurate filter.
Background technology
Secondary filter is a kind of reliable method for treating water early stage, for going the micro- of 1 micron~100 microns of diameter in water removal
Little particle.Secondary filter technique is realized by accurate filter.Lead to for the ease of changing precision Filter element and maintenance, accurate filter
Often formed by being provided with raw water mouth, the production mouth of a river, the tank body of monitoring mouth and precision Filter element.Raw water enters secondary filter from water inlet
In device, under pressure, into precision Filter element, particulate matter is retained down, so as to realize the effect by water and particulate separation.
At present, the accurate filter that in the market uses is that water inlet is set above precision Filter element, product during vertical use
It is higher, change filter core operation inconvenience.Simultaneously as not having water distribution runner design, water inlet directly against filter core, causes each essence
The impact for the water inlet current that close filter core is born is different；Similarly, since distance of the production mouth of a river away from each precision Filter element is different, cause close
The precision Filter element inside and outside differential pressure at the production mouth of a river is larger, causes the pressure difference of each precision Filter element film surface different；So that each precision Filter element makes
It is different with the life-span.
Utility model content
In order to solve the problems, such as to change filter core inconvenience, the utility model provides a kind of accurate filter, the secondary filter
Mezzanine space between outer cylinder body and inner barrel is separated into independent inhalant region and production pool two by device due to the sealing ring of inner barrel
Part, it is no longer necessary to inhalant region or production pool are set in addition, reduce product height, is more convenient for changing precision Filter element.Meanwhile produce
The water distributing pore equal density and pore size set on the water distributor of the inner barrel of pool side is different, or the inner cylinder of production pool side
The aperture of the water distributing pore set on the water distributor of body is identical and density is different, realizes consistent to the water distribution of each position, makes each essence
The pressure drop that close filter core is born is uniform, reaches best filter effect, while extend filter element life.
Technical scheme is used by the utility model solves its technical problem：A kind of accurate filter, including outer cylinder body
And inner barrel, inner barrel are sheathed in outer cylinder body, annular gap space, inner barrel and outer barrel are formed between inner barrel and outer cylinder body
Sealing ring is provided between body, sealing ring makes the annular gap space form separate inhalant region and produces pool, on outer cylinder body
Provided with water inlet interface and production water interface, water inlet interface connects with the inhalant region, and production water interface connects with the production pool, in inner barrel
Provided with precision Filter element, one end of inner barrel is provided with filtering entrance, and filtering entrance connects with the inhalant region, relative with the production pool
The side wall for the inner barrel answered is provided with multiple water distribution through holes.
Outer cylinder body is in erectility, and the inhalant region connects positioned at the top in the production pool, sealing ring with inner barrel sealing
Connect, sealing ring is tightly connected with outer cylinder body.
The upper end external seal of outer cylinder body is connected with end cap, and the inhalant region is connected by the inner chamber of end cap with filtering entrance.
The top of outer cylinder body is externally provided with arm seat, and end cap is connected by arm with outer cylinder body, and end cap, which is provided with, puts disk, pressure
Power table and exhaust gas sampling valve.
Inner barrel contains water distributor, top seal plate and lower seal plate, top seal plate and is sealingly fastened in water distributor
In upper end, the lower end of lower seal plate and water distributor is tightly connected, and filtering entrance is located in top seal plate, and precision Filter element is located at
In water distributor.
Precision Filter element is cylindrical in shape structure, multiple precision Filter elements along the circumferentially distributed of inner barrel, the upper end of precision Filter element with it is upper
Portion's sealing plate is tightly connected, and the upper end of precision Filter element is corresponding with filtering entrance.
The inner wall surface of filtering entrance is provided with neck, and upper neck is connected with pressure ring, and the upper end of precision Filter element passes through upper
Neck and pressure ring are connected with top seal plate.
The upper end of water distributor and the upper end of outer cylinder body are located in the same horizontal plane, and the external diameter of lower seal plate is more than water distributor
External diameter, the lower end of the edge of lower seal plate and outer cylinder body is tightly connected.
Lower bayonet slot is provided with the lower end of outer cylinder body, lower bayonet slot is connected with baffle ring, and lower seal plate passes through lower bayonet slot and baffle ring
It is connected with outer cylinder body.
The position of water distribution through hole is uniformly distributed, and along the direction away from production water interface, the aperture of water distribution through hole gradually increases；Or
Person, the aperture of all water distribution through holes is identical, and along the direction away from production water interface, the dense degree of water distribution through hole is gradual on water distributor
Increase.
The beneficial effects of the utility model are：The accurate filter is because the sealing ring of inner barrel is by outer cylinder body and inner barrel
Between mezzanine space be separated into independent inhalant region with production pool two parts, it is no longer necessary in addition set inhalant region or production pool,
Product height is reduced, is more convenient for changing precision Filter element.Meanwhile the water distributing pore set on the water distributor of the inner barrel of production pool side
Equal density and pore size are different, or the water distributing pore set on the water distributor of the inner barrel of production pool side aperture it is identical and
Density is different, realizes consistent to the water distribution of each position, and the pressure drop for bearing each precision Filter element is uniform, reaches best filtering effect
Fruit, while extend filter element life.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing further understanding to of the present utility model, this practicality
New schematic description and description is used to explain the utility model, does not form to improper restriction of the present utility model.
Fig. 1 is the installation diagram of accurate filter described in the utility model.
Fig. 2 is the sectional view of outer cylinder body.
Fig. 3 is the sectional view of inner barrel.
Fig. 4 is the sectional view of end cap.
Fig. 5 is the front view of pressure ring.
Fig. 6 is the front view of baffle ring.
Fig. 7 is the expanded view of second of water distributor.
Fig. 8 is the expanded view of the third water distributor.
Fig. 9 is the fundamental diagram of accurate filter described in the utility model.
1st, end cap；2nd, disk is put；3rd, fastening bolt；4th, swivel nut；5th, O-ring seal；6th, seal groove；7th, water inlet interface；8th, it is close
Sealing rubber ring；9th, seal groove, 10, sealing ring；11st, outer cylinder body；12nd, inner barrel；13rd, water distributor；14th, water interface is produced；15th, fluid sealant
Circle；16th, seal groove；17th, lower seal plate；18th, baffle ring；19th, lower bayonet slot；20th, precision Filter element；21st, arm seat；22nd, top is close
Shrouding；23rd, O-ring seal；24th, upper neck；25th, pressure ring；26th, filter core mounting hole；27th, arm；28th, exhaust gas sampling valve；29th, press
Power table；30th, entrance is filtered；31st, water distribution through hole.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
A kind of accurate filter, including outer cylinder body 11 and inner barrel 12, inner barrel 12 are sheathed in outer cylinder body 11, inner barrel
Annular gap space is formed between 12 and outer cylinder body 11, sealing ring 10, sealing ring 10 are provided between inner barrel 12 and outer cylinder body 11
The annular gap space is set to form the production pool of separate annular inhalant region and annular, outer cylinder body 11 connects provided with water inlet
Mouth 7 and production water interface 14, water inlet interface 7 connects with the inhalant region, and production water interface 14 connects with the production pool, is set in inner barrel 12
There is precision Filter element 20, one end of inner barrel 12 is provided with filtering entrance 30, and filtering entrance 30 connects with the inhalant region, with the production water
The side wall of the corresponding inner barrel 12 in area is provided with multiple water distribution through holes 31, as shown in Figure 1.
In use, water to be filtered can enter precision after water inlet interface 7, the inhalant region, filtering entrance 30 successively
Filtered in filter core 20, the water after filtering can flow out after water distribution through hole 31, the production pool, production water interface 14 successively.Due to
The sealing function of sealing ring 10, the inhalant region is set directly to be connected with production pool.Water distribution through hole 31 is only located at and the production
The side wall of the corresponding inner barrel 12 in pool, the side wall of the inner barrel 12 corresponding with the inhalant region are not provided with water distribution through hole 31.
In the present embodiment, outer cylinder body 11 and inner barrel 12 are in erectility, axis and the inner barrel 12 of outer cylinder body 11
Axis overlap, the inhalant region is positioned at the top in the production pool, and water inlet interface 7 is positioned at the top of production water interface 14, sealing
Ring 10 and the fixed seal connection of inner barrel 12, sealing ring 10 are tightly connected with outer cylinder body 11, as shown in Figure 1 to Figure 3.
In the present embodiment, the upper end external seal of outer cylinder body 11 is connected with the end cap 1 of spherical crown shape, and filtering entrance 30 passes through end
The inner chamber of lid 1 connects with the inhalant region.The top of outer cylinder body 11 is externally provided with arm seat 21, and end cap 1 passes through arm 27 and outer cylinder body
11 connections, end cap 1, which is provided with, puts disk 2, pressure gauge 29 and exhaust gas sampling valve 28.Disk 2 is put to can be used for placing other articles,
As shown in Figure 4.
In the present embodiment, inner barrel 12 contains water distributor 13, top seal plate 22 and lower seal plate 17, top seal
Plate 22 is sealingly fastened in the upper end of water distributor 13, and the lower end of lower seal plate 17 and water distributor 13 is tightly connected, and filters entrance
30 in top seal plate 22, and precision Filter element 20 is located in water distributor 13.Precision Filter element 20 is cylindrical in shape structure, multiple accurate filters
Circumference of the core 20 along inner barrel 12 is uniformly distributed, and upper end and the top seal plate 22 of precision Filter element 20 are tightly connected, precision Filter element
The position of 20 upper end is corresponding with filtering entrance 30, and filtering entrance 30, precision Filter element 20 are fixed in the upper end of precision Filter element 20
Lower end can be connected with lower seal plate 17.Specifically, the inner wall surface of filtering entrance 30 is provided with neck 24, on
Neck 24 is connected with pressure ring 25, and the upper end of precision Filter element 20 is connected admittedly by upper neck 24 and pressure ring 25 with top seal plate 22
It is fixed, as shown in Figure 1 and Figure 5.
In the present embodiment, the upper end of water distributor 13 and the upper end of outer cylinder body 11 are located in the same horizontal plane, lower seal
The external diameter of plate 17 is more than the external diameter of water distributor 13, and the edge of lower seal plate 17 is tightly connected with the lower end of outer cylinder body 11.Outer barrel
Lower bayonet slot 19 is provided with the lower end of body 11, lower bayonet slot 19 is connected with baffle ring 18, and lower seal plate 17 passes through lower bayonet slot 19 and baffle ring
18 are connected with outer cylinder body 11, as shown in figures 1 to 6.Vertically, the length of inner barrel 12 is less than the length of outer cylinder body 11
Degree, the upper end and the upper end of outer cylinder body 11 of inner barrel 12 are located in the same horizontal plane.
In the present embodiment, water distribution through hole 31 is only located at the side wall of the water distributor 13 corresponding with the production pool, with this
The side wall of the corresponding water distributor 13 of inhalant region is not provided with water distribution through hole 31.The setting of water distribution through hole 31 can have three kinds of modes,
Firstth, the position of water distribution through hole 31 is uniformly distributed, as the center of water distribution through hole 31 is in rule at the middle part of water distributor 13 and bottom
Ranks are arranged, and the aperture of all water distribution through holes 31 is identical；Second, the position of water distribution through hole 31 is uniformly distributed, and is connect along away from production water
The direction of mouth 14, the aperture of water distribution through hole 31 gradually increase, as shown in Figure 7.3rd, the aperture of all water distribution through holes 31 is identical,
Along the direction away from production water interface 14, the dense degree of water distribution through hole 31 gradually increases on water distributor 13, i.e., is connect along away from production water
Mouthfuls 14 direction, the quantity on water distributor 13 with water distribution through hole 31 in homalographic gradually increases, as shown in figure 8, in water distributor 13
On, the quantity away from the water distribution through hole 31 at production water interface 14 is more than the quantity of the water distribution through hole 31 at production water interface 14.
Because the current close to the position of production water interface 14 and impulsive force are larger, water distributor can be made using second and the third scheme
The flow of 13 different parts is as far as possible uniform, and the impulsive force suffered by precision Filter element 20 is as far as possible permanent, extends the use of precision Filter element 20
Life-span.
The concrete structure of the accurate filter is introduced in detail further below：
Water inlet interface 7, production water interface 14, arm seat 21 are provided with outer cylinder body 11, the upper surface of outer cylinder body 11 is provided with
Seal groove 6, swivel nut 4 (make outer cylinder body 11 with end cap 1 be connected by fastening bolt 3), O-ring seal is installed on seal groove 6
5, the lower end inner wall of outer cylinder body 11 is provided with neck 19.Sealing ring 10 is by the annular gap space between outer cylinder body 11 and inner barrel 12
Inhalant region and production pool two parts are separated into, the water distributor 13 of inhalant region side is closed, produces and is set on the water distributor 13 of pool side
Water distribution through hole 31 is equipped with, seal groove 9 is provided with the outer wall of sealing ring 10, O-ring seal 8, sealing ring 10 are installed on seal groove 9
Realized and sealed by O-ring seal 8 between outer cylinder body 11.Filter core mounting hole 26 is provided with the top seal plate 22 of inner barrel 12,
Filter core mounting hole 26 (i.e. filtering entrance 30 in Fig. 1) inwall is provided with neck 24, and the mounted inside of inner barrel 12 has precision
Filter core 20, precision Filter element 20 are fixed by the pressure ring 25 on upper neck 24, top seal plate 22 and the essence of inner barrel 12
Realized and sealed by O-ring seal 23 between close filter core 20.The lower seal plate 17 of inner barrel 12 is provided with seal groove 16, seal groove
O-ring seal 15 is installed on 16, inner barrel 12 is assemblied at the lower bayonet slot 19 of outer cylinder body 11 by baffle ring 18, outer cylinder body 11 with
Realized and sealed by O-ring seal 15 between the lower seal plate 17 of inner barrel 12.The top of outer cylinder body 11 is provided with the end cap of ellipse
1, oval end cap 1, which is provided with, puts disk 2, pressure gauge 29, exhaust gas sampling valve 28 and arm 27, outer cylinder body 11 and ellipse
It is assembled together by fastening bolt 3 between end cap 1 and is realized by O-ring seal 5 and is sealed.
The course of work of the accurate filter is introduced in detail further below：
Water (raw water) to be filtered is laggard by water inlet interface 7, the inhalant region, the inner chamber of end cap 1, filtering entrance 30 successively
Enter in precision Filter element 20 and filter, the water after filtering enters in water distributor 13, then in turn through water distribution through hole 31, the production pool,
(production water) is flowed out after producing water interface 14, as shown in Figure 9.
Because the annular gap between outer cylinder body 11 and inner barrel 12 is spatially separated into inhalant region by sealing ring 10 and produces pool
Two parts, it is no longer necessary to inhalant region or production pool are set in addition above or below precision Filter element 20, reduce product height, more
It is conveniently replaceable precision Filter element 20.Meanwhile the water distributing pore equal density and pore size set on the water distributor 13 of production pool side is not
Together, or on the water distributor 13 of production pool side the aperture of the water distributing pore set is identical and density is different, realizes the cloth to each position
Water is consistent, and the pressure drop for bearing each precision Filter element is uniform, reaches best filter effect, and can extend the use of precision Filter element
Life-span.
It is described above, only specific embodiment of the utility model, it is impossible to which the scope that utility model implemented, institute are limited with it
With the displacement of its equivalent assemblies, or the equivalent variations made according to the utility model patent protection domain and modification, it should all still fall within
The category that this patent is covered.In addition, between technical characteristic and technical characteristic in the utility model, technical characteristic and technical scheme
Between, can be used with independent assortment between technical scheme and technical scheme.
Claims (10)
1. a kind of accurate filter, it is characterised in that the accurate filter includes outer cylinder body (11) and inner barrel (12), inner cylinder
Body (12) is sheathed in outer cylinder body (11), and annular gap space, inner barrel are formed between inner barrel (12) and outer cylinder body (11)
(12) it is provided with sealing ring (10) between outer cylinder body (11), sealing ring (10) forms the annular gap space separate to enter
Pool and production pool, outer cylinder body (11) are provided with water inlet interface (7) and production water interface (14), water inlet interface (7) and the inhalant region
Connection, production water interface (14) are connected with the production pool, and precision Filter element (20), one end of inner barrel (12) are provided with inner barrel (12)
Provided with filtering entrance (30), filtering entrance (30) connects with the inhalant region, the inner barrel (12) corresponding with the production pool
Side wall is provided with multiple water distribution through holes (31).
2. accurate filter according to claim 1, it is characterised in that outer cylinder body (11) is in erectility, the water inlet
Area is tightly connected positioned at the top in the production pool, sealing ring (10) with inner barrel (12), sealing ring (10) and outer cylinder body (11)
It is tightly connected.
3. accurate filter according to claim 2, it is characterised in that the upper end external seal of outer cylinder body (11) is connected with end
Cover (1), the inhalant region is connected by the inner chamber of end cap (1) with filtering entrance (30).
4. accurate filter according to claim 3, it is characterised in that the top of outer cylinder body (11) is externally provided with arm seat
(21), end cap (1) is connected by arm (27) with outer cylinder body (11), end cap (1) be provided with put disk (2), pressure gauge (29) and
Exhaust gas sampling valve (28).
5. accurate filter according to claim 3, it is characterised in that inner barrel (12) contains water distributor (13), top
Sealing plate (22) and lower seal plate (17), top seal plate (22) are sealingly fastened in the upper end of water distributor (13), and bottom is close
The lower end of shrouding (17) and water distributor (13) is tightly connected, and filtering entrance (30) is located in top seal plate (22), precision Filter element
(20) in water distributor (13).
6. accurate filter according to claim 5, it is characterised in that precision Filter element (20) is cylindrical in shape structure, Duo Gejing
Close filter core (20) is tightly connected along the circumferentially distributed of inner barrel (12), upper end and the top seal plate (22) of precision Filter element (20),
The upper end of precision Filter element (20) is corresponding with filtering entrance (30).
7. accurate filter according to claim 6, it is characterised in that the inner wall surface of filtering entrance (30) is provided with
Neck (24), upper neck (24) are connected with pressure ring (25), and the upper end of precision Filter element (20) passes through upper neck (24) and pressure ring (25)
It is connected with top seal plate (22).
8. accurate filter according to claim 5, it is characterised in that the upper end of water distributor (13) and outer cylinder body (11)
Upper end is located in the same horizontal plane, and the external diameter of lower seal plate (17) is more than the external diameter of water distributor (13), lower seal plate (17)
The lower end of edge and outer cylinder body (11) be tightly connected.
9. accurate filter according to claim 8, it is characterised in that lower bayonet slot is provided with the lower end of outer cylinder body (11)
(19), lower bayonet slot (19) is connected with baffle ring (18), and lower seal plate (17) passes through lower bayonet slot (19) and baffle ring (18) and outer cylinder body
(11) it is connected.
10. accurate filter according to claim 1, it is characterised in that
The position of water distribution through hole (31) is uniformly distributed, along the direction away from production water interface (14), the aperture of water distribution through hole (31) by
It is cumulative big；
Or the aperture of all water distribution through holes (31) is identical, along the direction away from production water interface (14), water distribution on water distributor (13)
The dense degree of through hole (31) gradually increases.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720616794.3U CN206934852U (en) | 2017-05-31 | 2017-05-31 | Accurate filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720616794.3U CN206934852U (en) | 2017-05-31 | 2017-05-31 | Accurate filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206934852U true CN206934852U (en) | 2018-01-30 |
Family
ID=61363416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720616794.3U Active CN206934852U (en) | 2017-05-31 | 2017-05-31 | Accurate filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206934852U (en) |
-
2017
- 2017-05-31 CN CN201720616794.3U patent/CN206934852U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 150090 room 2501, Pudong building, 209 Changjiang Road, Nangang District, Harbin, Heilongjiang. Patentee after: Harbin lop Industrial Co., Ltd. Address before: 150090 room 2501, Pudong building, 209 Changjiang Road, Nangang District, Harbin, Heilongjiang. Patentee before: Harbin ROPV Industry Development Center |