CN206896939U - Self-cleaning accurate filter - Google Patents
Self-cleaning accurate filter Download PDFInfo
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- CN206896939U CN206896939U CN201720640067.0U CN201720640067U CN206896939U CN 206896939 U CN206896939 U CN 206896939U CN 201720640067 U CN201720640067 U CN 201720640067U CN 206896939 U CN206896939 U CN 206896939U
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- filter
- tube box
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- filter core
- shell
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Abstract
It the utility model is related to a kind of self-cleaning accurate filter, including shell-side cylinder, upper filter tube sheet, lower filter tube sheet, upper tube box, lower tube box, multiple filter cores, dividing plate is provided with lower tube box so that the space in lower tube box is isolated into two cavitys, one of cavity is provided with material liquid entrance on lower tube box, another cavity is provided with material liquid outlet on lower tube box, finished fluid outlet and backwash mouth are provided with shell-side cylinder.The self-cleaning accurate filter forms reversible passage using dividing plate, and so during material liquid filtering is carried out, the flow of material liquid is lengthened, and material liquid to be filtered is filtered from inside to outside from filter core, and filtering accuracy is improved.The filter core in the self-cleaning accurate filter can carry out on-line cleaning simultaneously, ensure that equipment is continuously run.
Description
Technical field
It the utility model is related to a kind of self-cleaning accurate filter.
Background technology
In artificial oil device, in order to improve the quality of artificial oil, meet downstream treatment process to artificial oil impurity content
Requirement, thick artificial oil needs to be separated with filter, the impurity content in synthetic oil is reduced in the range of permission.
Can artificial oil be separated to continuous effective from impure thick artificial oil, be that can artificial oil device long period safety fortune
One of important factor of row.
As shown in figure 1, generally use external-compression type, the filter of single-phase runner can not realize secondary filter in the prior art,
Filter core can fail in a short time, while be difficult to the online cleaning of filter core, be gradually reduced filter efficiency.Authorization Notice No. is
CN202087114U (Application No. 201120129614.1) Chinese utility model patent《A kind of filter》, wherein disclosed
Filter, its material liquid from inlet enter filter in, then filtered from outside to inside by filter core, by filter core into
Product liquid leaves filter by liquid outlet again.Solid in material liquid not by filter core is then adsorbed on filter core, is adsorbed in filter core
On impurity need to carry out periodic cleaning.The filter equally exists the problem of such.Therefore, in order to realize secondary filter, and protect
Card equipment is continuously run, and is intended to develop a kind of self-cleaning accurate filter.
Utility model content
Technical problem to be solved in the utility model is to provide one kind for above-mentioned prior art to utilize internal pressure cross-flow shape
Into reversible passage to improve filter effect, and can be backwashed online to realize the accurate filter continuously run.
The technical scheme in the invention for solving the above technical problem is：A kind of self-cleaning accurate filter, including shell
Journey cylinder, the upper filter tube sheet for being connected to shell-side cylinder upper end, the lower filter tube sheet for being connected to the shell-side cylinder lower end, connection
Upper tube box on the upper filter tube sheet, the lower tube box being connected on the lower filter tube sheet, it is arranged on the shell-side cylinder
Interior multiple filter cores, each filter core are connected between the upper filter tube sheet and the lower filter tube sheet, the upper filter pipe
The filter core hole for the installation of each filter core is provided with plate and the lower filter tube sheet；
It is characterized in that：Dividing plate is provided with the lower tube box so that the space in the lower tube box is isolated into two chambers
Body, one of cavity is provided with material liquid entrance on the lower tube box, corresponds to another chamber on the lower tube box
Body is provided with material liquid outlet, and finished fluid outlet and backwash mouth are provided with the shell-side cylinder.
Preferably, it is additionally provided with drain on the upper tube box.
In order to ensure installation and steady operation of the filter core in shell-side cylinder, it is provided with the shell-side cylinder for supporting
The support meanss of the filter core, the support meanss include the full supporting plate that multi-disc be arranged in parallel, through being arranged in each full support
More pull bars in plate, it is socketed in that the pull bar is outer and the distance sink tube between the full supporting plate of two panels；
One end of the pull bar is connected on the lower filter tube sheet, and the other end of the pull bar is fixed on most by nut
In the full supporting plate of upper end, offer for the filter core filter core hole passed through and pass through for liquid through-flow in each full supporting plate
Hole.
Preferably, the total cross-sectional area of the through flow hole is more than or equal to the area of section of finished fluid outlet.
Preferably, the upper tube box includes the upper tube box flange connect relative with the upper filter tube sheet, is connected on described
Upper tube box cylinder on channel flange and the upper tube box end socket being connected on the upper tube box cylinder；
The lower tube box includes the lower tube box flange connect relative with the lower filter tube sheet, is connected to the lower tube box flange
On lower tube box cylinder and the lower tube box end socket that is connected on the lower tube box cylinder.
Preferably, the filter core includes the supporter of tubulose made of powder metallurgy sintered stainless steel, the branch of the tubulose
The surface sintering of support body has filter membranous layer.
Preferably, the filtering accuracy of the filter core is 0.1 μm.
Compared with prior art, the utility model has the advantage of：The self-cleaning accurate filter is formed double using dividing plate
To runner, so during material liquid filtering is carried out, the flow of material liquid lengthens, and material liquid to be filtered is from filter core
Filtered from inside to outside, filtering accuracy is improved.In cleaning, nitrogen or other inert gases are introduced from backwash mouth,
Swiftly flowing gas by filter core by the impurities purging remained on filter core inwall into filter core, entered by tube side material liquid
Mouth, material liquid outlet and drain discharge filter, realize the self-cleaning of filter element.Filter core in the self-cleaning accurate filter
On-line cleaning can be carried out, ensures that equipment is continuously run.
Brief description of the drawings
Fig. 1 is the fundamental diagram of conventional filters.
Fig. 2 is the fundamental diagram of self-cleaning accurate filter filter process in the utility model.
Fig. 3 is the fundamental diagram of the utility model self-cleaning accurate filter backwash process.
Fig. 4 is the structural representation of the utility model embodiment.
Fig. 5 be along Fig. 1 A to schematic diagram.
Fig. 6 be along Fig. 1 B to schematic diagram.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing embodiment.
As shown in Figures 2 to 6, the self-cleaning accurate filter in the utility model includes shell-side cylinder 1, is connected to shell side
The upper filter tube sheet 7 of the upper end of cylinder 1, the lower filter tube sheet 8 for being connected to the lower end of shell-side cylinder 1, it is connected on upper filter tube sheet 7
Upper tube box, the lower tube box being connected on lower filter tube sheet 8, the multiple filter cores 2 being arranged in shell-side cylinder 1, it is arranged on shell side cylinder
Body 1 is interior and is used for the support meanss for supporting filter core 2.The shell side of the self-cleaning accurate filter, upper tube box are formed in shell-side cylinder 1
With the tube side that the self-cleaning accurate filter is formed in lower tube box.
Dividing plate 18 is provided with lower tube box so that the space in lower tube box to be isolated into two cavitys of left and right distribution, is corresponded to
Two cavitys, multiple filter cores 2 are divided to for two groups.And one of cavity is provided with material liquid entrance on lower tube box
19, another cavity is provided with material liquid outlet 20 on lower tube box, being provided with finished fluid in shell-side cylinder 1 exports 9 Hes
Mouth 10 is backwashed, wherein finished fluid outlet 9 is located at shell-side cylinder 1 positioned at shell-side cylinder 1 close to the position of lower end, backwash mouth 10
Close to the position of upper end.So from material liquid entrance 19 to material liquid, outlet 20 then forms the reversible passage of filtering.
Be provided with upper filter tube sheet 7 and lower filter tube sheet 8 for each filter core 2 installation filter core hole 21, the two of each filter core 2
End by welding, expanded joint or expanded and welded tube joint and connected mode be arranged in filter core hole 21, and then be connected to upper filter tube sheet 7 with
Between filter core tube sheet 8.Corresponding to two groups of filter cores 2, the filter core hole 21 on upper filter tube sheet 7 and lower filter tube sheet 8 is divided to be set for two groups
Put, every group of filter core hole 21 can be in equilateral triangle, rectangle, rhombus or the shaped formation such as trapezoidal as needed.In the present embodiment
Filter core 2 includes the supporter of tubulose made of powder metallurgy sintered stainless steel, and the surface sintering of described tubular support has filter
Film layer, the filtering accuracy of filter core 2 is 0.1 μm.
Each filter core 2 is arranged in shell-side cylinder 1 by support device, and support meanss be arranged in parallel complete including multi-disc
Supporting plate 3, through more pull bars 6 being arranged in each full supporting plate 3, be socketed in pull bar 6 it is outer and positioned at the full supporting plate 3 of two panels it
Between distance sink tube 4.The threaded one end of pull bar 6 is screwed on lower filter tube sheet 8, and the other end of pull bar 6 is fixed on most by nut 5
In the full supporting plate 3 of upper end.The filter core hole 21 passed through for filter core 2 is offered in each full supporting plate 3, such filter core 2 passes through filter
Core bore 21 is installed with realizing.The through flow hole 22 passed through for liquid is further opened with each full supporting plate 3, to ensure liquid in shell side cylinder
Flowing in body 1.In order to ensure liquid mobility good in shell-side cylinder 1, the total cross-sectional area of through flow hole 22 is more than etc.
Area of section in finished fluid outlet 9.
Upper tube box include the upper tube box flange 11 connect relative with upper filter tube sheet 7, be connected to it is upper on upper tube box flange 11
Bobbin carriage cylinder 12 and the upper tube box end socket 13 being connected on upper tube box cylinder 12.An emptying is provided with upper tube box end socket 13
Mouth 14.
Lower tube box includes the relative lower tube box flange 15 connect with lower filter tube sheet 8, be connected on lower tube box flange 15 under
Bobbin carriage cylinder 16 and the lower tube box end socket 17 being connected on lower tube box cylinder 16.
Bolt hole is set on upper tube box flange 11, bolt hole size is identical with the bolt hole size on upper filter tube sheet 7, from
And make by bolt to be connected between upper tube box and shell side.Bolt hole, bolt hole size and lower filter are set on lower tube box flange 15
Bolt hole size on tube sheet 8 is identical, so that being connected between lower tube box and shell side by bolt.
The course of work of the self-cleaning accurate filter is as follows：Material liquid is flowed into lower tube box by material liquid entrance 19
In one cavity, then it is flowed into through the cavity and is interposed between by dividing plate 18 inside one group of filter core 2 of the side of material liquid entrance 19.Material liquid arrives
In up to upper tube box after change flow direction, pass through by dividing plate 18 be interposed between material liquid export 20 sides one group of filter core 2 inside be back to down
In another cavity of bobbin carriage.Not over the material liquid of filter core 2 self-cleaning precision is left eventually through material liquid outlet 20
Filter.Material liquid it is above-mentioned flow through the inside of filter core 2 during, internal pressure act on filtering of the lower part liquid by filter core 2
It is applied to up to outside filter core 2, reaches the purpose of secondary filter, the liquid after filtering is collected by shell-side cylinder 1, then by shell side
Leave the self-cleaning accurate filter in finished fluid outlet 9 on cylinder 1.The self-cleaning accurate filter passes through the fortune of certain time
After row, different degrees of blocking occurs in its filter core 2, filter efficiency reduces.Now, finished fluid outlet 9 is closed, opens raw material
Liquid entrance 19, material liquid outlet 20 and drain 14, nitrogen or other inert gases are introduced from backwash mouth 10, it is swiftly flowing
Gas will remain in the impurities purging on the inwall of filter core 2 to inside filter core 2 by filter core 2, then be entered again by tube side material liquid
Mouth 19, material liquid outlet 20 and the discharge filter of drain 14, realize the self-cleaning of filter core 2.In the self-cleaning accurate filter
Filter core 2 can carry out on-line cleaning, ensure that equipment is continuously run.
Claims (7)
1. a kind of self-cleaning accurate filter, including shell-side cylinder, it is connected to the upper filter tube sheet of shell-side cylinder upper end, is connected to
The lower filter tube sheet of the shell-side cylinder lower end, the upper tube box being connected on the upper filter tube sheet, it is connected to the lower filter
Lower tube box on tube sheet, the multiple filter cores being arranged in the shell-side cylinder, each filter core are connected to the upper filter tube sheet
Between the lower filter tube sheet, the filter for the installation of each filter core is provided with the upper filter tube sheet and the lower filter tube sheet
Core bore；
It is characterized in that：Dividing plate is provided with the lower tube box so that the space in the lower tube box is isolated into two cavitys, institute
State and one of cavity is provided with material liquid entrance on lower tube box, corresponding to another cavity on the lower tube box is set
There is material liquid outlet, finished fluid outlet and backwash mouth are provided with the shell-side cylinder.
2. self-cleaning accurate filter according to claim 1, it is characterised in that：Emptying is additionally provided with the upper tube box
Mouthful.
3. self-cleaning accurate filter according to claim 1, it is characterised in that：It is provided with and is used in the shell-side cylinder
Support the support meanss of the filter core, the support meanss include the full supporting plate that multi-disc be arranged in parallel, each complete through being arranged in
More pull bars in supporting plate, it is socketed in that the pull bar is outer and the distance sink tube between the full supporting plate of two panels；
One end of the pull bar is connected on the lower filter tube sheet, and the other end of the pull bar is fixed on topmost by nut
Full supporting plate on, offered for the filter core filter core hole passed through and the through flow hole passed through for liquid in each full supporting plate.
4. self-cleaning accurate filter according to claim 3, it is characterised in that：The total cross-sectional area of the through flow hole is big
In the area of section exported equal to the finished fluid.
5. self-cleaning accurate filter according to claim 1, it is characterised in that：The upper tube box includes and the upper filter
Core pipe plate is with respect to the upper tube box flange connect, the upper tube box cylinder being connected on the upper tube box flange and is connected on described
Upper tube box end socket on bobbin carriage cylinder；
The lower tube box includes the lower tube box flange connect relative with the lower filter tube sheet, is connected on the lower tube box flange
Lower tube box cylinder and the lower tube box end socket being connected on the lower tube box cylinder.
6. the self-cleaning accurate filter according to Claims 1-4 any claim, it is characterised in that：The filter core
Include the supporter of tubulose made of powder metallurgy sintered stainless steel, the surface sintering of the supporter of the tubulose has filter membranous layer.
7. self-cleaning accurate filter according to claim 6, it is characterised in that：The filtering accuracy of the filter core is 0.1 μ
m。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720640067.0U CN206896939U (en) | 2017-06-05 | 2017-06-05 | Self-cleaning accurate filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720640067.0U CN206896939U (en) | 2017-06-05 | 2017-06-05 | Self-cleaning accurate filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206896939U true CN206896939U (en) | 2018-01-19 |
Family
ID=61286974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720640067.0U Active CN206896939U (en) | 2017-06-05 | 2017-06-05 | Self-cleaning accurate filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206896939U (en) |
-
2017
- 2017-06-05 CN CN201720640067.0U patent/CN206896939U/en active Active
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