CN209428339U - A kind of integrated equipment for sewage treatment - Google Patents
A kind of integrated equipment for sewage treatment Download PDFInfo
- Publication number
- CN209428339U CN209428339U CN201821696805.4U CN201821696805U CN209428339U CN 209428339 U CN209428339 U CN 209428339U CN 201821696805 U CN201821696805 U CN 201821696805U CN 209428339 U CN209428339 U CN 209428339U
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- Prior art keywords
- room
- hydrolysis acidification
- sewage
- sewage treatment
- area
- Prior art date
- 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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- 239000010865 sewage Substances 0.000 title claims abstract description 48
- 230000007062 hydrolysis Effects 0.000 claims abstract description 40
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract description 40
- 230000020477 pH reduction Effects 0.000 claims abstract description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 40
- 238000004332 deodorization Methods 0.000 claims abstract description 20
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 20
- 230000001105 regulatory effect Effects 0.000 claims abstract description 14
- 238000005273 aeration Methods 0.000 claims abstract description 13
- 238000005276 aerator Methods 0.000 claims abstract description 8
- 238000006303 photolysis reaction Methods 0.000 claims abstract description 7
- 238000012856 packing Methods 0.000 claims description 12
- 239000003610 charcoal Substances 0.000 claims description 7
- 230000001877 deodorizing effect Effects 0.000 claims description 7
- 230000002265 prevention Effects 0.000 abstract description 6
- 238000005457 optimization Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 17
- 238000012545 processing Methods 0.000 description 8
- 238000012423 maintenance Methods 0.000 description 7
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000005416 organic matter Substances 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 239000002910 solid waste Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 150000003384 small molecules Chemical class 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 230000003519 ventilatory effect Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Landscapes
- Physical Water Treatments (AREA)
- Treating Waste Gases (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The utility model relates to a kind of integrated equipment for sewage treatment, including tank body, hydrolysis acidification room is equipped in the center of tank body, hydrolysis acidification room side is equipped with sewage inlet, and filter is connected in sewage inlet front end, the N grades of concatenated rooms AO, clarifying chamber and clear water disinfection room are radially looped around around hydrolysis acidification room, and are surrounded one week；The room AO includes the area A and the area O, and gas distribution pipe is equipped in the area A, the area O, and the inlet end of each gas distribution pipe is connected to aeration supervisor, and outlet side is connected with micro-hole aerator, and aeration supervisor and the junction of gas distribution pipe are equipped in the indoor regulating valve of hydrolysis acidification；There is the dredging well extended to outside tank body in hydrolysis acidification ceiling portion, the deodorization device and UV photodissociation device hung is equipped with inside dredging well.The utility model is not only compact-sized, invests small, easy to operate, easy to repair and dredging, and in conjunction with existing septic tank, and treatment effeciency is high, also by optimization of inside structure, eliminates odor pollution and health and epidemic prevention hidden danger.
Description
Technical field
The utility model relates to environmental technology field more particularly to a kind of integrated equipment for sewage treatment.
Background technique
As urban-rural paces are accelerated and new countryside construction is pushed forward comprehensively, though countryside sewage treating achieves certain hair
Exhibition, but still can not meet growing sewage treatment requirement；Due to the strong feature of cities and towns rural population dispersibility, sewage is caused
The pipe network that processing uses is laid with concentrated investment is big, difficulty of construction is big, operation maintenance cost is high and treatment effect is unobvious etc., at present
Point family tupe can be used to cope with, but use point family processing equipment containing septic tank in the market or with existing septic tank
Partition family processing equipment, for the sewage of courtyard-style scale, that there are costs of investment is high, operational effect is undesirable, dredging and foul smell shadow
Ring be not easy to solve, water quality the problems such as there are health and epidemic prevention hidden danger after processing.
Utility model content
To solve the above-mentioned problems, the utility model provides a kind of integrated equipment for sewage treatment, the sewage treatment one
Body equipment is not only compact-sized, invests small, easy to operate, easy to repair and dredging, and in conjunction with existing septic tank, processing effect
Rate is high, also by optimization of inside structure, eliminates odor pollution and health and epidemic prevention hidden danger.
The technical solution adopted in the utility model is: a kind of integrated equipment for sewage treatment, including tank body, in tank body
Heart position is equipped with hydrolysis acidification room, is equipped with perforated pipe in the hydrolysis acidification room, the inlet end of the perforated pipe is connected to setting
The aeration supervisor in overhead, outlet side insert in hydrolysis acidification room in hydrolysis acidification pool, and hydrolysis acidification room side is equipped with dirt
Water water inlet, and sewage inlet front end connect filter, the other side be equipped with sewage outlet, through the sewage outlet according to
It is secondary to be connected with the N grades of concatenated rooms AO, clarifying chamber and clear water disinfection room, the concatenated room AO N grades of, clarifying chamber and clear water disinfection
Room is radially looped around around hydrolysis acidification room, and is surrounded one week；The room AO includes the area A and the area O by separator lined,
Gas distribution pipe is equipped in the area A, the area O, the inlet end of each gas distribution pipe is connected to the aeration supervisor, and outlet side is connected with micro-
Hole aerator, aeration supervisor are equipped with regulating valve with gas distribution pipe junction, on each regulating valve is arranged in hydrolysis acidification room
Side；Inclined guide plate is arranged along side wall in the bottom of the clarifying chamber, and air-lift device is equipped in clarifying chamber, the air-lift device
Entrance is placed in the bottom of clarifying chamber, and outlet is connected to hydrolysis acidification room；The clear water disinfection room is equipped with clear water outlet mouth；The water
There is the dredging well extended to outside tank body in solution acidification ceiling portion, and the deodorization device hung and UV photodissociation dress are equipped with inside dredging well
It sets, well lid is arranged in the top of the dredging well.
It is further limited as to above-mentioned technical proposal, is equipped with packing layer in the hydrolysis acidification room and the room AO.
It is further limited as to above-mentioned technical proposal, the regulating valve is dismountable.
It is further limited as to above-mentioned technical proposal, the connectivity part of the clarifying chamber and clear water disinfection room is equipped with water outlet
Weir.
It is further limited as to above-mentioned technical proposal, ultra violet sterilizer is equipped in the clear water disinfection room.
It is further limited as to above-mentioned technical proposal, the deodorization device includes upper and lower spaced apart biological deodorizing
Packing layer and bioactivity layer of charcoal, deodorization device form integral structure by basket type frame.
It is further limited as to above-mentioned technical proposal, the well lid is equipped with blast cap.
Using above-mentioned technology, utility model has the advantages that
Courtyard-style integrated equipment for sewage treatment described in the utility model, using the pond body knot around central area setting
Structure not only makes device structure compact, and investment is small, and treatment effeciency is high, facilitates operation management；Connect by sewage inlet front end
The filter connect, prevents solid waste from entering in equipment；The regulating valve of each gas distribution pipe is arranged to the water of center
Solution acidification is indoor, facilitates the operation and maintenance of post facility；Also with the deodorization device and UV light hung inside dredging well
Device is solved, foul smell and methane bring hidden danger can be eliminated, keep sewage treatment more efficient, convenient.
The setting of packing layer, convenient microbe are attached on filler in hydrolysis acidification room and the room AO described in the utility model,
Increase the contact area with sewage, improves treatment effeciency.
The detachable setting of this practical regulating valve, is conducive to the maintenance of post facility, convenient for operation.
The setting of clarifying chamber described in the utility model and clear water disinfection room connectivity part effluent weir, it is equal convenient for water flow in clarifying chamber
It is entered in clear water disinfection room evenly.
The setting of the utility model ultra violet sterilizer in the clear water disinfection room ensure that processing heel row discharges water matter
Health and epidemic prevention safety.
Deodorization device described in the utility model includes upper and lower spaced apart biological deodorizing packing layer and bioactivity layer of charcoal,
Convenient for thorough deodorization, odor removal efficient is further increased, and bioactivity layer of charcoal does not have to replacement, self-renewing；More specifically remove
Smelly device is arranged to integral structure, convenient for the later maintenance of equipment, while by basket type frame take out deodorization device after, will
Dredging well is used as observation well, conducive to the operational monitoring of equipment.
The setting of blast cap on well lid described in the utility model is conducive to the release of gas pressure in equipment reducing gas
Concentration is effectively prevented from hidden peril of explosion.
Detailed description of the invention
Fig. 1 is a kind of top view of integrated equipment for sewage treatment of the utility model；
Fig. 2 is the structural schematic diagram of tank body periphery in a kind of integrated equipment for sewage treatment of the utility model；
Fig. 3 is the sectional view in a kind of integrated equipment for sewage treatment of the utility model at A.
In figure: 1- tank body；2- hydrolysis acidification room；The room 3-AO；31- partition；The clarifying chamber 4-；41- guide plate；The disinfection of 5- clear water
Room；6- sewage inlet；7- sewage outlet；8- filter；The area 9-A；The area 10-O；11- gas distribution pipe；12- micro-hole aerator；
13- aeration supervisor；14- regulating valve；15- air-lift device；16- ultra violet sterilizer；17- clear water outlet mouth；18- dredging well；
19- deodorization device；20- biological deodorizing packing layer；21- bioactivity layer of charcoal；22-UV photodissociation device；23- well lid.
Specific embodiment
With reference to the accompanying drawing and specific embodiment the utility model is described in further detail.
As shown in Figure 1-3, the integrated equipment for sewage treatment, including tank body 1, hydrolysis is equipped in the center of tank body 1
It is acidified room 2, perforated pipe is equipped in the hydrolysis acidification room 2, plays the role of stirring hydrolysis acidification room 2, perforated pipe can be steel
Pipe or ABS pipe, the inlet end of the perforated pipe are connected to the aeration supervisor 13 that overhead in hydrolysis acidification room 2 is arranged in, aeration master
Pipe 13 is connected to external blower, and outlet side inserts in hydrolysis acidification room 2；2 side of hydrolysis acidification room is equipped with wastewater influent
Mouth 6, and filter 8 is connected in 6 front end of sewage inlet, prevent the biggish solid waste of particle from entering in equipment, it is another
Side is equipped with sewage outlet 7, is connected with the N grades of concatenated rooms AO 3, clarifying chamber 4 and clear water in turn through the sewage outlet 7 and sterilizes
Room 5, the concatenated room AO 3 N grades of, clarifying chamber 4 and clear water disinfection room 5 are radially looped around around hydrolysis acidification room 2, and
Surround one week, can clockwise flow, and can counterclockwise flow；N in the concatenated room AO 3 N grades of is described more than or equal to 1
The room AO 3 includes the area A 9 and the area O 10 divided by partition 31, and the area A 9 and the area O 10 are equipped with the staggered water inlet of upstream and downstream and water outlet
Mouthful, gas distribution pipe 11 is equipped in the area A 9, the area O 10, the inlet end of each gas distribution pipe 11 is connected to aeration supervisor 13, outlet
End is connected with micro-hole aerator 12, and 12 ventilatory capacity of micro-hole aerator is big, and base drag is small, and oxygen-transfer efficiency is high, and is not easy to plug, A
The quantity of micro-hole aerator 12 in area 9 is less than the micro-hole aerator 12 in the area O 10, the aeration supervisor 13 and gas distribution pipe 11
Junction is equipped with regulating valve 14, and each regulating valve 14 is arranged in hydrolysis acidification room 2 top, is conducive to the maintenance of post facility, just
In operation；Inclined guide plate 41 is arranged along side wall in the bottom of the clarifying chamber 4, forms cone-shaped, fills in clarifying chamber 4 equipped with air lift
15 are set, the entrance of the air-lift device 15 is placed in the bottom of clarifying chamber 4, and outlet is connected to hydrolysis acidification room 2；The bottom of clarifying chamber 4
The tapered shape in portion is conducive to the precipitating of sludge, facilitates the sludge reflux of air-lift device 15, and is not easy siltation and easy cleaning dirt
Mud；The clear water disinfection room 5 is equipped with clear water outlet mouth 17, and handling sewage up to standard directly can be discharged into city from clear water outlet mouth 17
Political affairs pipe network.
Since equipment leakproofness is good, there is the dredging well 18 extended to outside tank body 1 at the top of the hydrolysis acidification room 2,
The deodorization device 19 and UV photodissociation device 22 hung is equipped with inside dredging well 18, exhaust gas is adsorbed by 19 deodorization of deodorization device, then
So that biogas in equipment is resolved into the small-molecule substances such as carbon dioxide by UV photodissociation device 22, avoid biogas bring hidden danger,
The well lid 23 being finally arranged from the top of dredging well 18 is discharged.
In order to increase the contact area with sewage, packing layer is set in Yu Suoshu hydrolysis acidification room 2 and the room AO 3, so then
It facilitates microorganism to be attached on filler, improves treatment effeciency.
In the detachable setting of the regulating valve 14, be conducive to the maintenance of post facility, be convenient for operation, specifically regulating valve
14 can be ball valve, convenient to operate in tank body 1.
Triangular-notch weir or rectangle can be used in the setting of the another clarifying chamber 4 and 5 connectivity part effluent weir of clear water disinfection room, effluent weir
The form on weir makes to enter in clear water disinfection room 5 to uniform fluid flow in clarifying chamber 4.At the same time in the clear water disinfection room 5
The setting of ultra violet sterilizer 16, ensure that processing heel row discharge water matter health and epidemic prevention safety.
Further, the deodorization device 19 includes upper and lower spaced apart biological deodorizing packing layer 20 and bioactivity
Layer of charcoal 21 is convenient for the thorough deodorization of device, further increases odor removal efficient, and bioactivity layer of charcoal 21 does not have to replacement, can self more
Newly；More specifically deodorization device 19 is arranged to integral structure, convenient for the later maintenance of equipment, while being taken by basket type frame
Out after deodorization device 19, dredging well 18 is used as observation well, conducive to the operational monitoring of equipment.
In addition, on the well lid 23 blast cap setting, be conducive to the release of gas pressure in equipment it is dense to reduce gas
Degree, is effectively prevented from hidden peril of explosion.
The filter 8 that sewage to be processed can enter 6 front end of sewage inlet after septic tank effluent is pre-processed
Afterwards, then from sewage inlet 6 hydrolysis acidification room 2 is entered, larger molecular organics is made to be degraded to small point in hydrolysis acidification room 2
Sub- organic matter, improves biodegradability；The N grade concatenated rooms AO 3 are then entered by sewage outlet 6, using nitrifier with
Denitrifying bacterium realizes denitrogenation dephosphorizing, organic matter degradation；To be discharged into clarifying chamber 4, the purpose of separation of solid and liquid is realized,
The supernatant of clarifying chamber 4 is discharged into clear water disinfection room 5, water flow is mapped to by intensive ultraviolet illumination, so that sewage treatment be made to reach
It is discharged to city planting ductwork from clear water outlet mouth 17 after mark, the sewage of outlet reaches water environment quality standard GB after processing
IV class standard in 3838-2002.
The harmful exhausts such as the hydrogen sulfide that accumulation generates in equipment make to dislike in dredging well 18 by biological deodorizing packing layer 20
Odour is attached on biological deodorizing packing layer 20, by the microbial degradation in biologic packing material at small point of carbon dioxide or water etc.
Sub- organic matter, then the exhaust gas remaining by biological activated carbon absorption, further ensure the treatment effeciency of exhaust gas；Finally utilize UV
High energy ultraviolet in photodissociation device 22 eliminates methane bring hidden danger, recycles blast cap on well lid 23 by the gas in equipment
Pressure discharges, to reduce gas concentration, in addition opens well lid 23, extracts deodorization device 19 by basket type frame
Afterwards, the deposit in hydrolysis acidification room 2 is cleared up, dredging well 18 can also be used as observation well, be conducive to the operation prison of equipment
It surveys.The utility model is not only compact-sized, invests small, easy to operate, easy to repair and dredging, and in conjunction with existing septic tank,
Treatment effeciency is high, also by optimization of inside structure, eliminates odor pollution and health and epidemic prevention hidden danger.
The foregoing is merely the preferred embodiment of the utility model, but the protection scope of the utility model is not limited to
This, anyone skilled in the art within the technical scope disclosed by the utility model, technology according to the present utility model
Design is subject to the resulting technical solution of equivalent substitution or change, should all be covered by the protection scope of the utility model.
Claims (7)
1. a kind of integrated equipment for sewage treatment, it is characterised in that: including tank body, be equipped with hydrolysis acidification in the center of tank body
Room is equipped with perforated pipe in the hydrolysis acidification room, and the inlet end of the perforated pipe, which is connected to, is arranged in hydrolysis acidification pool overhead
Aeration supervisor, outlet side inserts in hydrolysis acidification room, and hydrolysis acidification room side is equipped with sewage inlet, and sewage into
Mouth of a river front end connects filter, and the other side is equipped with sewage outlet, is connected with N grades of concatenated AO in turn through the sewage outlet
Room, clarifying chamber and clear water disinfection room, the concatenated room AO N grades of, clarifying chamber and clear water disinfection room are radially looped around hydrolysis
It is acidified around room, and surrounds one week；The room AO includes the area A and the area O by separator lined, and the area A, O are equipped in area
Gas distribution pipe, the inlet end of each gas distribution pipe are connected to the aeration supervisor, and outlet side is connected with micro-hole aerator, the aeration master
Pipe is equipped with regulating valve with gas distribution pipe junction, and top is arranged in hydrolysis acidification room in each regulating valve；The bottom of the clarifying chamber
Inclined guide plate is set along side wall, air-lift device is equipped in clarifying chamber, the entrance of the air-lift device is placed in the bottom of clarifying chamber
Portion, outlet are connected to hydrolysis acidification room；The clear water disinfection room is equipped with clear water outlet mouth；There is extension in hydrolysis acidification ceiling portion
Dredging well outside to tank body is equipped with the deodorization device and UV photodissociation device hung, the top of the dredging well inside dredging well
Well lid is set.
2. a kind of integrated equipment for sewage treatment according to claim 1, it is characterised in that: the hydrolysis acidification room and AO
Interior is equipped with packing layer.
3. a kind of integrated equipment for sewage treatment according to claim 1, it is characterised in that: the regulating valve is detachable
's.
4. a kind of integrated equipment for sewage treatment according to claim 1, it is characterised in that: the clarifying chamber disappears with clear water
The connectivity part of malicious room is equipped with effluent weir.
5. a kind of integrated equipment for sewage treatment according to claim 1, it is characterised in that: in the clear water disinfection room
Equipped with ultra violet sterilizer.
6. a kind of integrated equipment for sewage treatment according to claim 1, it is characterised in that: the deodorization device includes upper
Under spaced apart biological deodorizing packing layer and bioactivity layer of charcoal, deodorization device forms integrated knot by basket type frame
Structure.
7. a kind of integrated equipment for sewage treatment according to claim 1, it is characterised in that: the well lid is equipped with wind
Cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821696805.4U CN209428339U (en) | 2018-10-18 | 2018-10-18 | A kind of integrated equipment for sewage treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821696805.4U CN209428339U (en) | 2018-10-18 | 2018-10-18 | A kind of integrated equipment for sewage treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209428339U true CN209428339U (en) | 2019-09-24 |
Family
ID=67966392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821696805.4U Active CN209428339U (en) | 2018-10-18 | 2018-10-18 | A kind of integrated equipment for sewage treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209428339U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11299411B2 (en) | 2020-06-18 | 2022-04-12 | Shenzhen Green Fields Environmental Technology Co., Ltd. | Bio-enhanced deodorization equipment |
-
2018
- 2018-10-18 CN CN201821696805.4U patent/CN209428339U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11299411B2 (en) | 2020-06-18 | 2022-04-12 | Shenzhen Green Fields Environmental Technology Co., Ltd. | Bio-enhanced deodorization equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 050000 room 706, block B, white commercial plaza, 105 Huai'an East Road, Yuhua District, Shijiazhuang City, Hebei Province Patentee after: Zhongxia Xujie Construction Technology Co.,Ltd. Country or region after: China Address before: 050000 No.116 Pingan South Street, Qiaoxi District, Shijiazhuang City, Hebei Province Patentee before: HEBEI XUJIE ENVIRONMENTAL ENGINEERING Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |