CN209554842U - Changeable type tube microfiltration membrane and sewage treatment equipment - Google Patents
Changeable type tube microfiltration membrane and sewage treatment equipment Download PDFInfo
- Publication number
- CN209554842U CN209554842U CN201920081346.7U CN201920081346U CN209554842U CN 209554842 U CN209554842 U CN 209554842U CN 201920081346 U CN201920081346 U CN 201920081346U CN 209554842 U CN209554842 U CN 209554842U
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- Prior art keywords
- end cap
- microfiltration membrane
- changeable type
- shell
- water purification
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000012528 membrane Substances 0.000 title claims abstract description 98
- 238000001471 micro-filtration Methods 0.000 title claims abstract description 57
- 239000010865 sewage Substances 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 97
- 238000000746 purification Methods 0.000 claims abstract description 58
- 238000007789 sealing Methods 0.000 claims description 16
- 244000144985 peep Species 0.000 claims description 15
- 210000004262 dental pulp cavity Anatomy 0.000 claims description 2
- 230000007423 decrease Effects 0.000 claims 1
- 239000002351 wastewater Substances 0.000 abstract description 24
- 238000010586 diagram Methods 0.000 description 5
- 238000004065 wastewater treatment Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 235000005121 Sorbus torminalis Nutrition 0.000 description 1
- 244000152100 Sorbus torminalis Species 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000011045 prefiltration Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
It includes: shell, left end cap, right end cap and Duo Gen tube type membrane that the utility model embodiment, which discloses a kind of changeable type tube microfiltration membrane and sewage treatment equipment, changeable type tube microfiltration membrane,.Shell is hollow cylinder, housing side is equipped with water purification outlet, left end cap is threadedly coupled the both ends of shell with right end cap respectively, and left end cap is equipped with multiple water inlets, and right end cap is equipped with multiple outlets of sewer, corresponding water inlet is located on same axis with corresponding outlet of sewer, tube type membrane is located at enclosure interior in hollow cylindrical, and one end of tube type membrane connects water inlet, and the other end connects outlet of sewer, changeable type tube microfiltration membrane further include: shut-off valve, shut-off valve are mounted on water purification outlet.Changeable type tube microfiltration membrane provided by the utility model can carry out processing to waste water and achieve the purpose that recycle-water, and realization individually controls changeable type tube microfiltration membrane.The sewage treatment equipment may be implemented individually to control, improve water purification efficiency.
Description
Technical field
The utility model embodiment be related to sewage treatment equipment field more particularly to a kind of changeable type tube microfiltration membrane and
Sewage treatment equipment.
Background technique
China human mortality is numerous, and industrial water demand, so that water resource is more deficient, the Industry Waste generated at the same time
Water and sanitary wastewater pose a serious threat environment, and therefore, it is necessary to handle industrial wastewater and sanitary wastewater.
Traditional wastewater treatment carries out biodegrade in the reactor first, is followed by purification process, also referred to as precipitation process,
This wastewater treatment mode area occupied is big, and the processing time is long, and reuse water quality is not achieved in the water of final purification, and can not be independent
Control.
Therefore, the present inventor provides a kind of sewage treatment equipment and sewage treatment equipment, improves the quality of recycle-water, realizes
Individually control, raising water purification efficiency.
Utility model content
The purpose of this utility model is to provide a kind of changeable type tube microfiltration membrane and sewage treatment equipments, can be realized
Waste water recycling purpose realizes individually control, improves water purification efficiency.
The utility model provides a kind of changeable type tube microfiltration membrane, including, shell, left end cap, right end cap and more root canals
Formula filter membrane；
The shell is hollow cylinder；
The housing side is equipped with water purification outlet；
The left end cap and the right end cap are threadedly connected to the both ends of the shell respectively；
The left end cap be equipped with multiple water inlets, the right end cap be equipped with multiple outlets of sewer, corresponding water inlet with it is right
The outlet of sewer answered is located on same axis；
The tube type membrane is in hollow cylindrical, is located at the enclosure interior, and one end of the tube type membrane connects institute
Water inlet is stated, the other end connects the outlet of sewer；
The changeable type tube microfiltration membrane further include: shut-off valve；
The shut-off valve is located at the water purification outlet, for controlling the on-off of the water purification outlet；
The shut-off valve includes: valve body, spool and handle；
The valve body screw thread connects the water purification outlet；
The spool is located at the valve inner, and cooperates with the valve seal；
The handle is fixedly connected with the spool, for driving the Spool rotating；
The spool is equipped with water purification channel, when the handle drives the Spool rotating to predetermined angle, the water purification
Channel is connected to the water purification outlet；
Open and close of the shut-off valve to control the changeable type tube microfiltration membrane.
In a kind of feasible scheme, the side of the shell is equipped with peep hole；
The peep hole is connected to the shell；
The changeable type tube microfiltration membrane further include: sealing cover；
The sealing cover is threadedly coupled with the peep hole, to seal the peep hole；
The peep hole samples the filtered water of changeable type tube microfiltration membrane, and it is micro- to observe changeable type tubular type
The service condition of the tube type membrane inside filter membrane.
In a kind of feasible scheme, the changeable type tube microfiltration membrane further include: supporting element；
The supporting element is located in the shell；
The supporting element is equipped with multiple support frames；
Each support frame as described above is equipped with multiple support through holes, and each tube type membrane is each passed through the support through holes；
Each support frame as described above is additionally provided with water hole, and the water hole is for water purification of circulating.
The supporting element guarantees that the tube type membrane is not rushed during the work time by waste water to the fixation tube type membrane
It is broken, improve water purification ability.
In a kind of feasible scheme, the changeable type tube microfiltration membrane further include: two sealing rings；
Described two sealing rings be separately positioned between the left end cap and the shell and the right end cap with it is described
Between shell；
The sealing ring is to guarantee that filtered waste water in the changeable type tube microfiltration membrane internal flow, prevents from sending out
The raw phenomenon that leaks.
In a kind of feasible scheme, it is recessed that the left end cap and the right end cap form two annulars on the housing
Slot；
For the annular groove to place connection bolt, the left end cap and the right end cap are equipped with connecting screw hole, described
Connecting screw hole is used to be connected to for two changeable type tube microfiltration membrane head and the tail.
The utility model embodiment also provides institute in a kind of sewage treatment equipment, including the feasible scheme of any one of the above
The changeable type tube microfiltration membrane stated, and the multiple changeable type tube microfiltration membrane head and the tail are connected to, and improve water purification efficiency.
Based on above scheme it is found that changeable type tube microfiltration membrane provided by the utility model, comprising: shell, left end cap,
Right end cap and Duo Gen tube type membrane.Shell is hollow cylinder, and housing side is equipped with water purification outlet, left end cap and right end cap difference
The both ends of shell are threadedly connected to, left end cap is equipped with multiple water inlets, and right end cap is equipped with multiple outlets of sewer, corresponding water inlet
It is located on same axis with corresponding outlet of sewer, tube type membrane is in hollow cylindrical, is located at enclosure interior, and tube type membrane
One end connects water inlet, and the other end connects outlet of sewer, changeable type tube microfiltration membrane further include: shut-off valve, shut-off valve are located at
At water purification outlet, for controlling the on-off of water purification outlet, shut-off valve includes: valve body, spool and handle, and valve body screw thread connects water purification
Outlet, spool is located at valve inner, and cooperates with valve seal, and handle is fixedly connected with spool, for driving Spool rotating, valve
Core is equipped with water purification channel, and when handle drives Spool rotating to predetermined angle, water purification channel is connected to water purification outlet.Tube type membrane
Tube type membrane is placed inside housings by left and right end cap, left end cap is equipped with multiple water inlets, and right end cap is equipped with multiple sewage
Outlet, corresponding water inlet are located on same axis with corresponding outlet of sewer, and tube type membrane one end is connected to water outlet, another
End is connected to outlet of sewer, and housing side is equipped with water purification outlet.Waste water is entered inside tube type membrane by water inlet, in gravity
It acts on lower waste water to flow out inside tube type membrane, the purpose of waste water recycling, untreated waste water is then realized by water purification outlet
It is flowed out from outlet of sewer, shut-off valve is located at water purification outlet, for controlling the on-off of water purification outlet, to realize that individually control can
Replaceable tube microfiltration membrane.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is
Some embodiments of the utility model, for those of ordinary skill in the art, in the premise of not making the creative labor property
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the overall structure signal of the changeable type tube microfiltration membrane in the utility model embodiment one；
Fig. 2 is the structural schematic diagram of the shut-off valve of the changeable type tube microfiltration membrane in the utility model embodiment one；
Fig. 3 is the company of the adjacent changeable type tube microfiltration membrane in the sewage treatment equipment in the utility model embodiment two
Connect schematic diagram.
Figure label:
1, shell；11, annular groove；12, peep hole；13, sealing cover；14, water purification outlet；2, left end cap；21, it intakes
Mouthful；3, right end cap；31, outlet of sewer；4, tube type membrane；5, shut-off valve；51, valve body；52, spool；53, handle；6, supporting element；
7, bolt is connected.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
"front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " axial direction ", " radial direction ", " circumferential direction " etc.
The orientation or positional relationship of instruction is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model
It is described with simplifying, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation structure
It makes and operates, therefore should not be understood as limiting the present invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, be also possible to integral；
It can be mechanical connection, be also possible to be electrically connected, be also possible to communication connection；It can be and be directly connected to, centre can also be passed through
Medium is indirectly connected with, and can be the connection inside two elements or the interaction relationship of two elements, unless otherwise clear
Restriction.For the ordinary skill in the art, above-mentioned term can be understood in the utility model as the case may be
In concrete meaning.
The technical solution of the utility model is described in detail with specifically embodiment below.These are specific below
Embodiment can be combined with each other, and the same or similar concept or process may be repeated no more in some embodiments.
Fig. 1 is the overall structure signal of the changeable type tube microfiltration membrane in the utility model embodiment one；Fig. 2 is this reality
With the structural schematic diagram of the shut-off valve of the changeable type tube microfiltration membrane in new embodiment one.
As shown in Figure 1, in the present embodiment, changeable type tube microfiltration membrane includes: shell 1, left end cap 2,3 and of right end cap
More tube type membranes 4.Shell 1 is hollow cylinder, and 1 side of shell is equipped with water purification outlet 14, and water purification outlet 14 is in hollow cylinder
Shape, the diameter of water purification outlet 14 is greater than the diameter of water inlet 21, and is less than 1 diameter of shell.Left end cap 2 and right end cap 3 are equipped with outer
The both ends of screw thread, 1 inner surface of shell are equipped with internal screw thread, and left end cap 2 and right end cap 3 are threadedly coupled with shell 1 respectively.Left end cap 2
Equipped with multiple water inlets 21, right end cap 3 be equipped with multiple outlets of sewer 31, corresponding water inlet 21 with corresponding outlet of sewer 31
In on same axis, tube type membrane 4 is in hollow cylindrical, is located inside shell 1, and one end of tube type membrane 4 connects water inlet
21, the other end connects outlet of sewer 31, the changeable type tube microfiltration membrane further include: shut-off valve, water purification outlet 14 are equipped with outer spiral shell
Line, shut-off valve 5 are equipped with internal screw thread, and shut-off valve 5 is threadedly coupled with water purification outlet 14, and shut-off valve 5 is by valve body 51, spool 52 and handle
53, valve body 51 is threadedly coupled water purification outlet 14, and spool 52 is located inside valve body 51, and seals and cooperate with valve body 51, handle 53 and
Spool 52 is fixedly connected, and is rotated for band movable valve plug 52, and spool 52 is equipped with water purification channel, is rotated extremely in handle 53 with movable valve plug 52
When predetermined angle, water purification channel is connected to water purification outlet 14.Water purification outlet 14 is realized by the handle on revolving stop valve
On-off, so that the working condition of changeable type tube microfiltration membrane is controlled, in addition, when changeable type tube microfiltration membrane is filtered useless
It when water is not up to the purpose of reuse, closes shut-off valve and prevents the outflow for being not up to recycle-water, to realize individually control.
It is worth noting that the tube type membrane 4 is in filtered wastewater, purification is can be realized in waste water under gravity,
Flocculation aid is not needed before cleaning, does not need to carry out waste water prefilter, and shell 1 is using in carbon steel, stainless steel or polyurethane
Any one material be made, have certain corrosion resistance.
Through the above it is not difficult to find that changeable type tube microfiltration membrane provided by the utility model, tube type membrane 4 pass through
Tube type membrane 4 is sealed in inside shell 1 by supporting element 6 by left end cap 2 and right end cap 3, and left end cap 2 is equipped with multiple water inlets
21, right end cap 3 is equipped with multiple outlets of sewer 31, and corresponding water inlet 21 is located at same axis with corresponding outlet of sewer 31, manages
One end of formula filter membrane 4 is connected to water inlet 21, and the other end is connected to outlet of sewer 31, and 1 side of shell is equipped with water purification outlet 14, shut-off valve
5 are mounted on water purification outlet 14.Waste water enters tube microfiltration membrane by water inlet 21, and under gravity, waste water is filtered from tubular type
Film outflow, the waste water handled well is flowed out from water purification outlet 14, to realize the purpose of waste water recycling, untreated waste water directly from
Outlet of sewer 31 flows out, outflow of the shut-off valve 5 to control water purification.
Optionally, in the present embodiment, the side of shell 1 is equipped with peep hole 12, is connected to inside peep hole 12 and shell 1,
Changeable type tube microfiltration membrane further include: sealing cover 13, sealing cover 13 is threadedly coupled with peep hole 12, to seal peep hole
12,13 side of sealing cover is equipped with anti-skid chequer, and screwing force can be improved.It, can be in the changeable type tube microfiltration membrane course of work
The waste water filtered by 12 Duis of peep hole is detected or is observed changeable type tube microfiltration membrane inner case, if is broken
Phenomena such as splitting, blocking can also pass through in addition, excessive gas occur inside changeable type tube microfiltration membrane and influencing water purification efficiency
Excessive gas is discharged in peep hole 12.
Optionally, in the present embodiment, changeable type tube microfiltration membrane further include: supporting element 6, supporting element 6 are located at shell 1
Interior, supporting element 6 is equipped with multiple support frames, and each support frame is equipped with multiple support through holes, and it is logical that each tube type membrane 4 is each passed through support
Hole, each support frame are additionally provided with water hole, and water hole is for water purification of circulating.Since the flexibility of tube type membrane is preferable, waste water enters pipe
When formula 4 inside of filter membrane, tube type membrane easily generates deformation, reduces the filter efficiency of tube type membrane, reduced service life, flow velocity
Fast waste water is easy to break through tube type membrane 4, therefore tube type membrane 4 is threaded through on supporting element 6, improves the water purification effect of tube type membrane
Rate, the use for extending tube type membrane are the service life, are not broken through by waste water.
Optionally, in the present embodiment, changeable type tube microfiltration membrane further include: two sealing rings (position shows in figure), two
A sealing ring is separately positioned between left end cap 2 and shell 1 and between right end cap 3 and shell 1, and sealing ring was to guarantee
Waste water after filter prevents the phenomenon that leaks in changeable type tube microfiltration membrane internal flow.
Optionally, in the present embodiment, left end cap 2 and right end cap 3 form two annular grooves 11 on shell 1, annular
Slot is equipped with connecting screw hole to place connection bolt 7, left end cap 2 and right end cap 3, and connecting screw hole is used to supply two changeable types
Tube microfiltration membrane head and the tail are connected to, to improve waste water treatment efficiency.
Fig. 2 is the shut-off valve schematic diagram in the utility model embodiment one.As shown in Fig. 2, in the present embodiment, shut-off valve
5 are located inside valve body 51 by valve body 51, spool 52 and handle 53, spool 52, and the two is tightly connected, and spool 52 and handle 53 are fixed
Connection, spool 52 are equipped with circular through hole.Circular through hole and water purification when changeable type tube microfiltration membrane works normally, on spool 52
The axis of outlet 14 is overlapped, and filtered water flows out shut-off valve 5 by circular channel and enters water purifying tank, when changeable type tubular type is micro-
When the water that filter membrane is stopped working or filtered is unqualified, it can be rotated by rotating handle 53 with movable valve plug 52, at this time circular through hole
Axis vertical with the axis of water purification outlet 14 end shut-off valve.
Fig. 3 is the connection schematic diagram of the sewage treatment equipment in the utility model embodiment two.As shown in figure 3, at waste water
Reason equipment includes the changeable type tube microfiltration membrane as described in embodiment one, and multiple changeable type tube microfiltration membranes head and the tail connect
It is logical, improve waste water treatment efficiency.For example, when changeable type tube microfiltration membrane therein breaks down, need to will only end
Valve is closed, and entire sewage treatment equipment operation is not influenced, when repair and replacement, it is only necessary to close shut-off valve, unclamp
The bolt of each changeable type tube microfiltration membrane head and the tail connection, then good changeable type tube microfiltration membrane is installed, it grasps
Work is simple, maintenance time is short, greatly improves water purification efficiency.
In the present invention unless specifically defined or limited otherwise, fisrt feature is in the second feature " on " or " down "
It can be that fisrt feature and second feature directly contact or fisrt feature and second feature pass through intermediary mediate contact.
Moreover, fisrt feature can be fisrt feature in second feature above the second feature " above ", " above " and " above "
Directly above or obliquely above, or first feature horizontal height is merely representative of higher than second feature.Fisrt feature is in second feature " it
Under ", " lower section " and " following " can be fisrt feature and be directly under or diagonally below the second feature, or be merely representative of fisrt feature water
Flat height is lower than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc., it is intended that specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with
It can be combined in any suitable manner in one or more any embodiment or example.In addition, without conflicting with each other, this
The technical staff in field can be by the spy of different embodiments or examples described in this specification and different embodiments or examples
Sign is combined.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (6)
1. a kind of changeable type tube microfiltration membrane characterized by comprising shell, left end cap, right end cap and the filter of more root canal formulas
Film；
The shell is hollow cylinder；
The housing side is equipped with water purification outlet；
The left end cap and the right end cap are threadedly connected to the both ends of the shell respectively；
The left end cap be equipped with multiple water inlets, the right end cap be equipped with multiple outlets of sewer, corresponding water inlet with it is corresponding
Outlet of sewer is located on same axis；
The tube type membrane is in hollow cylindrical, is located at the enclosure interior, and the tube type membrane one end connection it is described into
The mouth of a river, the other end connect the outlet of sewer；
The changeable type tube microfiltration membrane further include: shut-off valve；
The shut-off valve is located at the water purification outlet, for controlling the on-off of the water purification outlet；
The shut-off valve includes: valve body, spool and handle；
The valve body screw thread connects the water purification outlet；
The spool is located at the valve inner, and cooperates with the valve seal；
The handle is fixedly connected with the spool, for driving the Spool rotating；
The spool is equipped with water purification channel, when the handle drives the Spool rotating to predetermined angle, the water purification channel
It is connected to the water purification outlet.
2. changeable type tube microfiltration membrane according to claim 1, which is characterized in that the side of the shell is equipped with observation
Hole；
The peep hole is connected to the shell；
The changeable type tube microfiltration membrane further include: sealing cover；
The sealing cover is threadedly coupled with the peep hole, to seal the peep hole.
3. changeable type tube microfiltration membrane according to claim 1, which is characterized in that further include: supporting element；
The supporting element is located in the shell；
The supporting element is equipped with multiple support frames；
Each support frame as described above is equipped with multiple support through holes, and each tube type membrane is each passed through the support through holes；
Each support frame as described above is additionally provided with water hole, and the water hole is for water purification of circulating.
4. changeable type tube microfiltration membrane according to claim 1, which is characterized in that further include: two sealing rings；
Described two sealing rings are separately positioned between the left end cap and the shell and the right end cap and the shell
Between.
5. changeable type tube microfiltration membrane according to claim 1, which is characterized in that the left end cap and the right end cap
Two annular grooves are formed on the housing；
The left end cap and the right end cap are equipped with connecting screw hole, and the connecting screw hole is used to supply two changeable type pipes
The filter membrane head and the tail that decline are connected to.
6. a kind of sewage treatment equipment, which is characterized in that including replaceable described in any one of multiple claims 1 to 5
Formula tube microfiltration membrane, and the multiple changeable type tube microfiltration membrane head and the tail are connected to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920081346.7U CN209554842U (en) | 2019-01-17 | 2019-01-17 | Changeable type tube microfiltration membrane and sewage treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920081346.7U CN209554842U (en) | 2019-01-17 | 2019-01-17 | Changeable type tube microfiltration membrane and sewage treatment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209554842U true CN209554842U (en) | 2019-10-29 |
Family
ID=68308131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920081346.7U Expired - Fee Related CN209554842U (en) | 2019-01-17 | 2019-01-17 | Changeable type tube microfiltration membrane and sewage treatment equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209554842U (en) |
-
2019
- 2019-01-17 CN CN201920081346.7U patent/CN209554842U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |