CN213268123U - Fire-fighting water tank - Google Patents
Fire-fighting water tank Download PDFInfo
- Publication number
- CN213268123U CN213268123U CN202021393910.8U CN202021393910U CN213268123U CN 213268123 U CN213268123 U CN 213268123U CN 202021393910 U CN202021393910 U CN 202021393910U CN 213268123 U CN213268123 U CN 213268123U
- Authority
- CN
- China
- Prior art keywords
- municipal
- water
- tank
- fire
- branch
- 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.)
- Active
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 175
- 239000010865 sewage Substances 0.000 claims abstract description 47
- 239000008399 tap water Substances 0.000 claims abstract description 26
- 235000020679 tap water Nutrition 0.000 claims abstract description 26
- 238000010438 heat treatment Methods 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 4
- 238000000746 purification Methods 0.000 claims description 4
- 238000004659 sterilization and disinfection Methods 0.000 claims description 4
- 239000012528 membrane Substances 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 8
- 239000012535 impurity Substances 0.000 description 5
- 238000001914 filtration Methods 0.000 description 4
- 238000005485 electric heating Methods 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
Landscapes
- Water Treatment By Sorption (AREA)
Abstract
The utility model discloses a fire-fighting water tank belongs to fire-fighting equipment technical field. The method comprises the following steps: municipal administration sewage branch case and municipal administration sewage pipeline intercommunication, municipal administration sewage branch case is from last to having set gradually biomembrane purifying box and a plurality of filter layer down. Municipal rainwater branch case and municipal rainwater pipeline intercommunication, the top of municipal rainwater branch case is provided with the filter screen, and still is provided with a plurality of flourishing basins from last to down in the municipal rainwater branch case, and adjacent flourishing basin is connected with the relative both sides wall in the municipal rainwater branch case respectively, and the projection part coincidence of two adjacent flourishing basins on its direction of height. The municipal tap water branch box is communicated with a municipal tap water pipeline. The cross valve is connected with the controller through signals, one side of the cross valve is communicated with the municipal sewage branch box, the municipal rainwater branch box and the municipal tap water branch box respectively, and the other side of the cross valve is communicated with the outlet of the fire-fighting water tank. The utility model provides a pair of fire water tank can combine municipal sewage and municipal rainwater as the fire water, and conveniently switches the water supply state.
Description
Technical Field
The utility model relates to a fire-fighting equipment technical field specifically relates to a fire-fighting water tank.
Background
At present, in the field of fire fighting, a fire water tank is an important device for storing fire water, when a dangerous situation occurs, the fire water tank is connected with fire spraying equipment to carry out fire extinguishing operation, and at present, the fire water is generally selected from rivers and lakes or municipal tap water, so that the loss of better water resources is serious.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned problem that exists among the prior art, aim at providing a fire water tank, can utilize municipal sewage, municipal rainwater and the cooperation of municipal running water after handling to use as fire water to the use of water economy resource.
The specific technical scheme is as follows:
a fire hose tank comprising: municipal administration sewage branch case, municipal administration rainwater branch case, municipal administration running water branch case and cross valve.
Municipal administration sewage branch case and municipal administration sewage pipeline intercommunication, municipal administration sewage branch case is from last to having set gradually biomembrane purifying box and a plurality of filter layer down, and the bottom of municipal administration sewage branch case is provided with first water level detection meter, first water level detection meter and controller signal connection.
Municipal rainwater branch case and municipal rainwater pipeline intercommunication, the top of municipal rainwater branch case is provided with the filter screen, and still is provided with a plurality of flourishing basins from last to down in the municipal rainwater branch case, and adjacent flourishing basin is connected with the relative both sides wall in the municipal rainwater branch case respectively, and the projection part coincidence of two adjacent flourishing basins on its direction of height, and the bottom of municipal rainwater branch case is provided with the second water level detection meter, second water level detection meter and controller signal connection.
The municipal tap water branch box is communicated with a municipal tap water pipeline.
The cross valve is connected with the controller through signals, one side of the cross valve is communicated with the municipal sewage branch box, the municipal rainwater branch box and the municipal tap water branch box respectively, and the other side of the cross valve is communicated with the outlet of the fire-fighting water tank.
The fire water tank is characterized in that the filter layers sequentially comprise a gravel filter layer, an active carbon filter layer and an ozone disinfection filter layer from top to bottom.
The fire water tank is characterized in that a water suction pump is arranged at the outlet of the fire water tank.
The fire water tank is characterized in that the filter screen is opposite to the water containing groove at the head end.
The fire water tank is characterized in that the water containing groove is polygonal, the corresponding side wall on one side is shorter than the other side walls, and the projection of the shorter side wall in the height direction falls into the water containing groove located below the shorter side wall.
The fire water tank is characterized in that a water tank buckle or a water tank clamping groove is arranged on one side of the water tank.
Foretell fire water tank still has such characteristic, and municipal rainwater branch's inside wall is provided with lateral wall draw-in groove or lateral wall buckle, basin buckle and lateral wall draw-in groove phase-match, or basin draw-in groove and lateral wall buckle phase-match, basin detachably joint at municipal rainwater branch's inside wall.
Foretell fire water tank still has such characteristic, and municipal sewage is divided case, municipal rainwater branch case and municipal running water branch incasement portion all is provided with heating device.
Foretell fire water tank still has such characteristic, and municipal administration sewage branch case, municipal administration rainwater branch case, municipal administration running water branch case are provided with the check valve respectively with the junction of cross valve.
The positive effects of the technical scheme are as follows:
the utility model provides a fire water tank, when involving fire water, use the water storage of municipal sewage at first, wait the water storage of municipal sewage to use up, continue to adopt the water storage of municipal rainwater, use the municipal tap water as the replenishment after the water storage of municipal sewage and municipal rainwater is all used up, can save the use of better water resource; in addition, the municipal sewage branch box, the municipal rainwater branch box and the municipal tap water branch box are provided with heating devices, so that the phenomenon that water is inconvenient to use due to the fact that the stored water is frozen when the temperature is too low is avoided.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the fire water tank of the present invention.
In the drawings: 1. dividing municipal sewage into boxes; 11. a biofilm purifying tank; 12. a gravel filter layer; 13. an activated carbon filter layer; 14. an ozone disinfection filter layer; 15. a first water level gauge; 2. dividing municipal rainwater into boxes; 21. a water containing tank; 22. a second water level detector; 3. dividing municipal tap water into boxes; 4. a four-way valve; 5. a one-way valve; 6. a water pump; 7. an outflow hole; 8. a heating device.
Detailed Description
In order to make the technical means, creation characteristics, achievement purpose and efficiency of the utility model easy to understand and understand, the following embodiment is combined with the attached figure 1 to specifically explain the utility model provides a fire water tank.
The numbering of the components themselves, such as "first", "second", etc., is used herein only to distinguish between the objects depicted and not to have any sequential or technical meaning. The term "connected" and "coupled" when used in this application, unless otherwise indicated, includes both direct and indirect connections (couplings). In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the fire-fighting water tank, the water storage of the fire-fighting water tank provides a water source for fire-fighting and extinguishing, the municipal sewage branch tank 1 is communicated with a municipal sewage pipeline and is used as fire-fighting water after being treated so as to save the municipal water, the municipal sewage branch tank 1 is sequentially provided with a biomembrane purification tank 11 and a plurality of filter layers from top to bottom, organic nutrients are adsorbed by the biomembrane purification tank 11, biological oxidation and the like occur in the biomembrane purification tank 11, pollutants are decomposed, then the sewage is filtered and purified again by the filter layers in a physical filtration mode, the bottom of the municipal sewage branch tank 1 is provided with a first water level detector 15, the water level in the municipal sewage branch tank 1 is detected by the first water level detector 15, the first water level detector 15 is in signal connection with a controller, when the first water level detector 15 detects that the water level in the municipal sewage branch tank 1 is lower than a set value, the controller controls a pipeline channel in the four-way valve to switch the connection state, and the outlet of the fire water tank is communicated with the municipal rainwater branch tank 2.
The municipal rainwater branch box 2 is communicated with a municipal rainwater pipeline, municipal rainwater is treated and then used as fire-fighting water to save urban water, a filter screen is arranged at the top of the municipal rainwater branch box 2 and is used for filtering larger impurities in the municipal rainwater to prevent the impurities from entering a water tank to cause blockage, a plurality of water containing grooves 21 are also arranged in the municipal rainwater branch box 2 from top to bottom, adjacent water containing grooves 21 are respectively connected with two opposite side walls in the municipal rainwater branch box 2, the projection parts of the adjacent two water containing grooves 21 in the height direction are overlapped, rainwater passing through the filter screen firstly enters the water containing groove 21 at the head end, then after the water containing grooves 21 at the head end are filled, water begins to overflow and continuously flows into the next water containing groove 21, and part of fine impurities are left in each water containing groove 21 through the overflow of each layer of water containing groove 21 in a standing way, so as to obtain rainwater with lower impurity content, as fire-fighting water, and the bottom of municipal rainwater branch case 2 is provided with second water level detection meter 22, detect the water level of the water storage in municipal rainwater branch case 2 through second water level detection meter 22, second water level detection meter 22 and controller signal connection, when second water level detection meter 22 detects that the water level in municipal rainwater branch case 2 is less than the setting value, the switching of connected state is carried out to the pipe-line passageway in the four-way valve of controller control, switch to fire water tank export and municipal tap water branch case 3 intercommunication.
Municipal tap water branch box 3 communicates with municipal tap water pipeline, then adopts municipal tap water as fire-fighting water after the water storage in municipal sewage branch box 1 and municipal rainwater branch box 2 is not enough.
The four-way valve 4 is in signal connection with a controller (not shown in the figure), one side of the four-way valve 4 is respectively communicated with the municipal sewage branch box 1, the municipal rainwater branch box 2 and the municipal tap water branch box 3, the other side of the four-way valve is communicated with the outlet of the fire-fighting water tank, the general four-way valve is a four-position four-way electromagnetic valve, and when the four-way valve is located at a first position, the outlet of the fire-fighting water tank is disconnected with the municipal sewage branch box 1, the municipal rainwater branch box 2 and the municipal; when the four-way valve 4 is positioned at the second position, the outlet of the fire water tank is communicated with the municipal sewage branch tank 1 and is disconnected from the municipal rainwater branch tank 2 and the municipal tap water branch tank 3; when the four-way valve is positioned at the third position, the outlet of the fire water tank is communicated with the municipal rainwater branch tank 2 and is disconnected with the municipal sewage branch tank 1 and the municipal tap water branch tank 3; when the cross valve 4 was in the fourth position, the fire water tank export and 3 intercommunications of municipal running water branch case, divide case 1, municipal rainwater branch case 2 all to break off with municipal sewage. The position of the four-way valve 4 can be switched according to the water level condition in each branch tank.
In a preferred embodiment, as shown in fig. 1, the filter layers comprise a sand filter layer 12, an activated carbon filter layer 13 and an ozone disinfection filter layer 14 from top to bottom, and the sewage is purified and treated effectively through three-stage filtration, so that the filter layer can serve as fire-fighting water.
In a preferred embodiment, as shown in fig. 1, a water suction pump 6 is arranged at the outlet of the fire water tank, and the stored water in the municipal sewage branch tank 1 or the municipal rainwater branch tank 2 or the municipal tap water branch tank 3 is pumped and then sprayed out through the water suction pump 6.
In a preferred embodiment, as shown in fig. 1, the filter net is opposite to the water tank 21 at the head end, the opening area of the general filter net is positioned right above the water tank 21, and the opening area of the filter net is smaller than the cross section of the water tank 21, so that the water entering from the filter net can fall into the water tank 21 at the head end completely.
In a preferred embodiment, as shown in fig. 1, the water containing trough 21 is a polygon, generally has at least four sides, and one side of the corresponding side wall is shorter than the other side walls, the water in the water containing trough 21 will overflow from the shorter side wall to the next water containing trough 21 after being full, the projection of the shorter side wall in the height direction falls into the water containing trough 21 located adjacent to and below, so that the overflowing water can just fall into the next water containing trough 21, and the rainwater can be filtered by standing each water containing trough 21, so that the rainwater can meet the requirement of fire-fighting water.
In a preferred embodiment, as shown in fig. 1, a water tank snap or a water tank clamping groove is provided at one side of the water tank 21, and the connecting structure of the water tank 21 can be adjusted according to actual conditions.
In a preferred embodiment, as shown in fig. 1, the municipal rainwater branch box 2 is provided with a side wall slot or a side wall buckle on the inner side wall, the water containing groove buckle is matched with the side wall slot or the water containing groove buckle is matched with the side wall buckle, the water containing groove 21 is detachably clamped on the inner side wall of the municipal rainwater branch box 2, the setting number of the water containing groove 21 can be increased or reduced according to actual requirements, each water containing groove 21 can be detached for impurity cleaning after being used for a period of time, the water containing groove 21 is installed after being cleaned, the area provided with the water containing groove 21 is mutually separated from the water storage area in the municipal rainwater branch box 2, the water storage area is arranged below the water containing groove area, one side of the water storage area is provided with an outflow hole 7, excessive water can flow back to the municipal rainwater pipeline through the outflow hole 7 on one side after the water storage area in the municipal rainwater branch box 2 is full of water, and can not overflow the whole water containing area, the rainwater which is primarily filtered is prevented from returning to the water containing tank 21.
Be provided with biomembrane purifying box 11 in addition, the regional water storage area mutual separation in 1 with municipal sewage branch case of a plurality of filter layers, and the water storage area sets up the below in filter layer region, and water storage area one side is provided with outflow hole 7, the excessive water that goes out after the water storage area of municipal sewage storage water tank stores up water can flow back to municipal sewage pipeline through the outflow hole of one side, can not overflow and submerge whole biomembrane purifying box 11 and filter layer region, avoid purifying the water after filtering and flow backward.
In a preferred embodiment, as shown in fig. 1, a heating device 8 is arranged inside each of the municipal sewage branch tank 1, the municipal rainwater branch tank 2 and the municipal tap water branch tank 3, the heating device 8 is electrically connected with an external power supply, a common heating device is an electric heating wire or an electric heating tube, and the heating device is started in winter with low temperature, so that the temperature of the stored water in the fire water tank is kept between 5 ℃ and 10 ℃, and the stored water in the fire water tank is prevented from freezing due to low temperature.
In a preferred embodiment, as shown in fig. 1, the joints of the municipal sewage branch tank 1, the municipal rainwater branch tank 2 and the municipal tap water branch tank 3 with the four-way valve 4 are respectively provided with a one-way valve 5, so that water in the municipal sewage branch tank 1, the municipal rainwater branch tank 2 and the municipal tap water branch tank 3 can enter the four-way valve 4 in one way, and mutual influence of water in the branch tanks is avoided.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above is only a preferred embodiment of the present invention, and not intended to limit the scope of the invention, and it should be appreciated by those skilled in the art that various equivalent substitutions and obvious changes made in the specification and drawings should be included within the scope of the present invention.
Claims (9)
1. A fire hose, comprising:
the municipal sewage branch box is communicated with a municipal sewage pipeline, a biological membrane purification box and a plurality of filter layers are sequentially arranged on the municipal sewage branch box from top to bottom, a first water level detector is arranged at the bottom of the municipal sewage branch box, and the first water level detector is in signal connection with a controller;
the municipal rainwater branch box is communicated with a municipal rainwater pipeline, a filter screen is arranged at the top of the municipal rainwater branch box, a plurality of water containing grooves are further arranged in the municipal rainwater branch box from top to bottom, the adjacent water containing grooves are respectively connected with two opposite side walls in the municipal rainwater branch box, the projection parts of the two adjacent water containing grooves in the height direction are overlapped, a second water level detector is arranged at the bottom of the municipal rainwater branch box, and the second water level detector is in signal connection with the controller;
the municipal tap water branch box is communicated with a municipal tap water pipeline;
and the four-way valve is in signal connection with the controller, one side of the four-way valve is communicated with the municipal sewage branch tank, the municipal rainwater branch tank and the municipal tap water branch tank respectively, and the other side of the four-way valve is communicated with an outlet of the fire water tank.
2. A fire water tank as claimed in claim 1, wherein the filter layers include a gravel filter layer, an activated carbon filter layer and an ozone disinfection filter layer in sequence from top to bottom.
3. A fire fighting water tank as defined in claim 1, wherein the fire fighting water tank outlet is provided with a suction pump.
4. A fire water tank as claimed in claim 1, wherein the filter screen is located opposite the water receiving trough at the head end.
5. A fire-fighting water tank as claimed in claim 1, wherein the water tank is polygonal, and one side wall is shorter than the other side walls, and the projection of the shorter side wall in the height direction falls into the water tank located below the shorter side wall.
6. A fire water tank as claimed in claim 1, wherein a tank snap or tank groove is provided on one side of the tank.
7. A fire water tank as claimed in claim 6, wherein the inside wall of the municipal rainwater branch tank is provided with a side wall clamping groove or a side wall buckle, the water containing groove buckle is matched with the side wall clamping groove, the water containing groove is matched with the side wall buckle, and the water containing groove is detachably clamped on the inside wall of the municipal rainwater branch tank.
8. A fire water tank as claimed in claim 1, wherein heating means are provided inside the municipal sewage branch tank, the municipal rainwater branch tank and the municipal tap water branch tank.
9. A fire water tank as claimed in claim 1, wherein the municipal sewage branch tank, the municipal rainwater branch tank and the municipal tap water branch tank are respectively provided with a one-way valve at the connection with the four-way valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021393910.8U CN213268123U (en) | 2020-07-15 | 2020-07-15 | Fire-fighting water tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021393910.8U CN213268123U (en) | 2020-07-15 | 2020-07-15 | Fire-fighting water tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213268123U true CN213268123U (en) | 2021-05-25 |
Family
ID=75959710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021393910.8U Active CN213268123U (en) | 2020-07-15 | 2020-07-15 | Fire-fighting water tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213268123U (en) |
-
2020
- 2020-07-15 CN CN202021393910.8U patent/CN213268123U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101456609A (en) | Purifier for reverse osmosis direct drinking machine | |
| CN213268123U (en) | Fire-fighting water tank | |
| CN211035531U (en) | Blue algae water bloom treatment system based on intelligent cleaning boat and flocculating agent | |
| CN105110507A (en) | Self-cleaning-floatation-filtration treatment facility | |
| CN210369610U (en) | Roof rainwater purification device | |
| CN201358177Y (en) | Water purifying device for reverse-osmosis direct-drinking water dispenser | |
| CN210291419U (en) | Cooling water pool circulating system of generator set | |
| CN2447404Y (en) | Automatic purifying device for water tank | |
| CN102583832B (en) | Floating and moving type water purifier | |
| CN207294371U (en) | A kind of aeration refined filtration all-in-one machine with siphon destroying device | |
| CN109761392A (en) | A kind of hydrocone type sewage-treatment plant | |
| CN206289708U (en) | A kind of underground multilayer drainage structure | |
| CN202227412U (en) | Circulating purification water-saving device | |
| CN201284281Y (en) | Biochemical treatment system for wastewater | |
| CN205742348U (en) | Clear water storage system | |
| CN205133358U (en) | Integrated domestic -sewage treatment system | |
| CN211207440U (en) | Drainage alarm device for sewage storage pool in construction site | |
| CN205222858U (en) | Integration self -cleaning is floated and is strained water treatment facilities | |
| CN114984660B (en) | Water storage pool | |
| CN210764682U (en) | Filter for sewage treatment | |
| CN202482094U (en) | Floating mobile water quality purifier | |
| CN219240724U (en) | Waste water recycling device | |
| CN220292827U (en) | Breed pond with limit groove return water ware | |
| CN212655610U (en) | Landscape water treatment device | |
| CN212403688U (en) | Water purifying machine with full-automatic wastewater recovery device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240408 Address after: 072350 No. 6, Zone 7, Zhangxiankou Village, Beidiantou Township, Tang County, Baoding City, Hebei Province Patentee after: Zhang Yuxin Country or region after: China Address before: 315000 No.1, Jinger Road, honorary village, Xinpu Town, Cixi City, Ningbo City, Zhejiang Province Patentee before: Ningbo Mercury Environmental Technology Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right |