CN218238511U - Waste water waste heat recovery device - Google Patents
Waste water waste heat recovery device Download PDFInfo
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- CN218238511U CN218238511U CN202221248125.2U CN202221248125U CN218238511U CN 218238511 U CN218238511 U CN 218238511U CN 202221248125 U CN202221248125 U CN 202221248125U CN 218238511 U CN218238511 U CN 218238511U
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- water tank
- waste
- tank
- hot water
- waste water
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- 239000002351 wastewater Substances 0.000 title claims abstract description 101
- 238000011084 recovery Methods 0.000 title claims abstract description 21
- 239000002918 waste heat Substances 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 116
- 239000011152 fibreglass Substances 0.000 claims abstract description 38
- 239000007788 liquid Substances 0.000 claims description 17
- 238000005260 corrosion Methods 0.000 claims description 9
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 6
- 229910052719 titanium Inorganic materials 0.000 claims description 6
- 239000010936 titanium Substances 0.000 claims description 6
- 239000010865 sewage Substances 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 230000007797 corrosion Effects 0.000 claims description 2
- 238000004062 sedimentation Methods 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 abstract description 13
- 239000011521 glass Substances 0.000 abstract description 13
- 239000010959 steel Substances 0.000 abstract description 13
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 abstract description 6
- 229910052731 fluorine Inorganic materials 0.000 abstract description 6
- 239000011737 fluorine Substances 0.000 abstract description 6
- 229910019142 PO4 Inorganic materials 0.000 abstract description 4
- 239000010452 phosphate Substances 0.000 abstract description 4
- 238000012546 transfer Methods 0.000 abstract description 4
- 238000006243 chemical reaction Methods 0.000 description 8
- 238000005536 corrosion prevention Methods 0.000 description 5
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The utility model provides a waste water waste heat recovery device belongs to energy utilization technical field, and this waste water waste heat recovery device is including deposiing structure and heat transfer structure. The heat exchanger sets up in the glass steel jar, and the inlet tube sets up in the water inlet, and the outlet pipe sets up in the drain, and the overflow pipe sets up in the overflow mouth, and the thermometer sets up in the thermometer reservation mouth. The heat pump unit is connected with a waste water source heat pump, the waste water source heat pump is connected with the glass fiber reinforced plastic tank through an overflow pipe, the waste water source heat pump is connected with a first hot water tank pipeline, the first hot water tank is connected with a second hot water tank pipeline, the pure water tank is connected with the second hot water tank pipeline, and the second hot water tank is connected with the pure water tank and the waste water source heat pump pipeline. Wherein, heat is absorbed from the waste water heat exchanger in a low-temperature and low-pressure state, and then the waste water heat exchanger is in a high-temperature and high-pressure state through the compressor to exchange heat with pure water. Not only solves the problems of fluorine and phosphate radical contained in the existing wastewater, but also utilizes the waste heat of the wastewater, reduces the cost and saves the energy.
Description
Technical Field
The utility model relates to an energy utilization technical field particularly, relates to a waste water waste heat recovery device.
Background
99% of steam used for production is used for heating pure water, but the final heat is discharged in the form of hot water, and is not recycled, so that the waste is very large. Reducing the consumption of natural gas is an important step in reducing the cost of the product. Because the wastewater contains fluorine and phosphate radical, zero emission treatment cannot be directly carried out, and pretreatment work of removing fluorine and phosphorus at the early stage is required.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a waste water waste heat recovery device, it contains fluorine and phosphate radical to aim at solving in the current waste water, can not directly carry out the processing of zero release, must carry out the preliminary treatment of fluoride and phosphorus in earlier stage, can utilize waste water waste heat, the problem of energy saving again.
The embodiment of the utility model provides a waste water waste heat recovery device, including deposiing structure and heat transfer structure.
Wherein, the sedimentation structure includes glass steel tank and heat exchanger, the heat exchanger sets up in the glass steel tank, glass steel tank and heat exchanger pipe connection, the glass steel tank includes the inlet tube, the outlet pipe, the overflow pipe, thermometer and pipe, the manhole has been seted up to the glass steel tank, through-hole and relief port, the water inlet has been seted up to the glass steel tank, the drain, overflow mouth and thermometer reservation mouth, the inlet tube sets up in the water inlet, the outlet pipe sets up in the drain, the overflow pipe sets up in the overflow mouth, the thermometer sets up in the thermometer reservation mouth, the pipe sets up in the upper surface of glass steel tank.
The heat exchange structure comprises a heat pump unit, a wastewater source heat pump, a first hot water tank, a second hot water tank and a pure water tank, wherein the heat pump unit is connected with the wastewater source heat pump, the wastewater source heat pump is connected with the glass fiber reinforced plastic tank through an overflow pipe, the wastewater source heat pump is connected with a first hot water tank pipeline, the first hot water tank is connected with a second hot water tank pipeline, the pure water tank is connected with a second hot water tank pipeline, and the second hot water tank is connected with the pure water tank and a wastewater source heat pump pipeline.
In this embodiment, deposit the structure, waste water gets into in the glass steel jar, carries out the heat transfer with the heat exchanger, and the rethread pipeline gets into waste water source heat pump and carries out the heat transfer, and through PLC chain, heat pure water to 60-65 degrees. The heat exchange equipment can be switched between high-temperature high-pressure state and low-temperature low-pressure state, and can absorb heat from the waste water heat exchanger under the low-temperature low-pressure state, and then the heat is transferred with pure water by the compressor so as to obtain energy from waste water greatly.
The utility model discloses an overflow mouth is seted up to the upper surface apart from the glass steel jar among the embodiment and is 150MM.
In this embodiment, the overflow mouth is seted up and is 150MM apart from the upper surface of glass steel jar for when the waste water in the glass steel jar is higher than the overflow mouth, waste water gets into waste water source heat pump through the overflow pipe.
In one embodiment of the present invention, one or more manhole is provided.
In this embodiment, one or more manholes are opened. The glass fiber reinforced plastic tank is convenient for workers to enter the glass fiber reinforced plastic tank for checking and maintaining.
In one embodiment of the present invention, the tube is provided with one or more.
In this embodiment, the tube is provided with one or more connections that may be multi-directional.
In one embodiment of the present invention, the heat exchanger is a titanium tube heat exchanger.
In the embodiment, the heat exchanger adopts a titanium tube heat exchanger, so that the one-time investment is less, and the cost is saved.
The utility model discloses an in the implementation scheme, liquid level mouth has been seted up to first hot-water cylinder, and the liquid level mouth is provided with the level gauge.
In this embodiment, the liquid level mouth has been seted up to first hot-water cylinder, and the liquid level mouth is provided with the level gauge, and the equipment power is chain with the liquid level of first hot-water cylinder, and high liquid level is shut down, and when being higher than a more value again, equipment stop operation.
In one embodiment of the present invention, the first hot water tank is provided with a second thermometer.
In the embodiment, the power supply of the equipment is interlocked with the second thermometer of the first hot water tank to realize the functions of low-temperature starting and high-temperature stopping, and the temperature can be freely set (40-60 degrees).
The utility model discloses an in the embodiment, glass steel jar is provided with the anticorrosive pump with waste water source heat pump connecting tube.
In this embodiment, the pipeline connecting the glass fiber reinforced plastic tank and the waste water source heat pump adopts an anti-corrosion heat pump, so that the glass fiber reinforced plastic tank and the waste water source heat pump are not corroded by the waste water converted between the glass fiber reinforced plastic tank and the waste water source heat pump.
The utility model discloses an in the embodiment, second hot-water cylinder, pure water jar all are provided with the anticorrosive pump with waste water source heat pump connecting tube.
In this embodiment, the pure water tank and the waste water source heat pump connecting pipeline are provided with the anti-corrosion heat pump, so that the pure water tank and the waste water source heat pump are not corroded by the conversion of the second hot water tank and the pure water between the pure water tank and the waste water source heat pump.
In one embodiment of the present invention, the corrosion-resistant pump is a stainless steel pump.
In this embodiment, the corrosion prevention pump is a stainless steel pump, so that the corrosion prevention pump is not corroded.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of a waste water waste heat recovery device provided by an embodiment of the present invention;
fig. 2 is a schematic sectional structural view of the precipitation structure of the present invention.
Icon: 10-a waste water waste heat recovery device; 100-a precipitate structure; 110-glass fiber reinforced plastic tank; 120-water inlet pipe; 121-a water inlet; 130-a water outlet pipe; 131-a sewage draining outlet; 140-an overflow pipe; 141-overflow port; 150-thermometer; 151-thermometer prepared hole; 160-a tube; 170-manhole; 180-air release port; 190-heat exchanger; 191-a titanium tube heat exchanger; 300-a heat exchange structure; 310-a heat pump unit; 320-a waste water source heat pump; 330-a first hot water tank; 340-a second hot water tank; 350-pure water tank; 360-corrosion prevention pump; 361-stainless steel pump; 370-second thermometer.
Detailed Description
To make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
In the present application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Examples
Referring to fig. 1, the present invention provides a waste water waste heat recovery device 10, which includes a precipitation structure 100 and a heat exchange structure 300.
Referring to fig. 1, the settling structure 100 includes a glass fiber reinforced plastic tank 110 and a heat exchanger 190, the heat exchanger 190 is disposed in the glass fiber reinforced plastic tank 110, the glass fiber reinforced plastic tank 110 is connected to the heat exchanger 190 through a pipe, the glass fiber reinforced plastic tank 110 includes a water inlet pipe 120, a water outlet pipe 130, an overflow pipe 140, a thermometer 150 and a pipe 160, the glass fiber reinforced plastic tank 110 has a manhole 170 and an air release port 180, the glass fiber reinforced plastic tank 110 has a water inlet 121, a sewage outlet 131, an overflow port 141 and a reserved thermometer 150 port, the water inlet pipe 120 is disposed at the water inlet 121, the water outlet pipe 130 is disposed at the sewage outlet 131, the overflow pipe 140 is disposed at the overflow port 141, the thermometer 150 is disposed at the reserved thermometer 150 port, and the pipe 160 is disposed on the upper surface of the glass fiber reinforced plastic tank 110.
In this embodiment, the wastewater enters the glass fiber reinforced plastic tank 110 through the water inlet pipe 120, and the heat exchanger 190 performs heat conversion. The temperature gauge 150 can measure the temperature of the wastewater in the glass fiber reinforced plastic tank 110, and when the temperature of the converted water reaches a predetermined temperature, the wastewater is output through the overflow pipe 140. When the temperature exceeds a predetermined temperature, the discharge port 180 is opened to discharge the excessive hot air, and unnecessary waste water can be discharged through the drain port 131.
Specifically, referring to fig. 1, the overflow port 141 is opened 150MM away from the upper surface of the glass fiber reinforced plastic tank 110, so that when the wastewater in the glass fiber reinforced plastic tank 110 is higher than the overflow port 141, the wastewater enters the wastewater source heat pump 320 through the overflow pipe 140.
Specifically, referring to fig. 1, one or more manholes 170 are formed to facilitate the inspection and maintenance of workers.
Specifically, referring to fig. 1, one or more pipes 160 may be provided to allow connection in multiple directions.
Specifically, referring to fig. 2, the heat exchanger 190 is a titanium tube heat exchanger 191, so that one-time investment is low and cost is saved.
Referring to fig. 1, the heat exchange structure 300 includes a heat pump unit 310, a waste water source heat pump 320, a first hot water tank 330, a second hot water tank 340, and a pure water tank 350, the heat pump unit 310 is connected to the waste water source heat pump 320, the waste water source heat pump 320 is connected to the glass fiber reinforced plastic tank 110 through an overflow pipe 140, the waste water source heat pump 320 is connected to the first hot water tank 330 by a pipeline, the first hot water tank 330 is connected to the second hot water tank 340 by a pipeline, the pure water tank 350 is connected to the second hot water tank 340 by a pipeline, and the second hot water tank 340 is connected to the pure water tank 350 by a pipeline and the waste water source heat pump 320.
In this embodiment, a specific implementation manner is that the wastewater in the glass fiber reinforced plastic tank 110 enters the wastewater source heat pump 320, the heat pump unit 310 operates and switches to deliver the high-temperature wastewater to the first hot water tank 330, the hot water in the first hot water tank 330 is delivered into the second hot water tank 340 through a pipeline, and the second hot water tank 340 delivers the hot water into the wastewater source heat pump 320 again for switching. Meanwhile, the pure water in the pure water tank 350 is transferred into the wastewater source heat pump 320 through a pipe. The low-temperature hot water converted in the waste water source heat pump 320 is input into the glass fiber reinforced plastic tank 110 for heat conversion. Thus, the high-temperature high-pressure and low-temperature low-pressure are repeatedly switched, heat is absorbed from the waste water heat exchanger 190 in a low-temperature low-pressure state, and the high-temperature high-pressure state is obtained through the compressor and exchanges heat with pure water, so that energy can be greatly obtained from waste water.
Specifically, referring to fig. 1, the first hot water tank 330 is provided with a liquid level port, and the liquid level port is provided with a liquid level meter. The power supply of the device is interlocked with the liquid level of the first hot water tank 330, the high liquid level is stopped, and when the liquid level is higher than a higher value, the device stops running.
Specifically, referring to fig. 1, the first hot water tank 330 is provided with a second thermometer 370. The power supply of the device is interlocked with the second thermometer 370 of the first hot water tank 330, so as to realize the functions of low-temperature starting and high-temperature stopping, and the temperature can be freely set (40-60 degrees).
Specifically, referring to fig. 1, an anti-corrosion heat pump 360 is disposed in a pipeline connecting the glass fiber reinforced plastic tank 110 and the wastewater source heat pump 320, so that the glass fiber reinforced plastic tank 110 and the wastewater source heat pump 320 are not corroded by wastewater converted between the glass fiber reinforced plastic tank 110 and the wastewater source heat pump 320.
Specifically, referring to fig. 1, the connecting pipes of the second hot water tank 340, the pure water tank 350 and the wastewater source heat pump 320 are all provided with an anti-corrosion pump 360, so that the pure water tank 350 and the wastewater source heat pump 320 are not corroded by the conversion between the pure water tank 350 and the wastewater source heat pump 320 by the second hot water tank 340 and the pure water.
Specifically, referring to fig. 1, the corrosion prevention pump 360 is a stainless steel pump 361, so that the corrosion prevention pump 360 is not corroded.
The embodiment of the utility model provides a pair of waste water waste heat recovery device 10's theory of operation does: firstly, the wastewater enters the glass fiber reinforced plastic tank 110 through the water inlet pipe 120, and the titanium tube heat exchanger 191 performs heat conversion. The thermometer 150 can measure the temperature of the wastewater in the glass fiber reinforced plastic tank 110, when the converted water temperature reaches a preset temperature, the wastewater is output through the overflow pipe 140 and enters the wastewater source heat pump 320, the high-temperature wastewater is conveyed to the first hot water tank 330 through the operation conversion of the heat pump unit 310, the power supply of the equipment is linked with the liquid level of the first hot water tank 330, the high liquid level is stopped, and when the water temperature is higher than a higher value, the equipment stops operating. The power supply of the device is interlocked with the second thermometer 370 of the first hot water tank 330, so as to realize the functions of low-temperature starting and high-temperature stopping, and the temperature can be freely set (40-60 degrees). The hot water in the first hot water tank 330 is input into the second hot water tank 340 through a pipeline, and the second hot water tank 340 inputs the hot water into the waste water source heat pump 320 again for conversion. Meanwhile, the pure water in the pure water tank 350 is inputted into the wastewater source heat pump 320 through a pipe to be converted. The low-temperature hot water converted in the waste water source heat pump 320 is input into the glass fiber reinforced plastic tank 110 for heat conversion. Thus, the high-temperature high-pressure and low-temperature low-pressure are repeatedly switched, heat is absorbed from the waste water heat exchanger 190 in a low-temperature low-pressure state, and the high-temperature high-pressure state is obtained through the compressor and exchanges heat with pure water, so that energy can be greatly obtained from waste water. The method solves the problem that the prior wastewater contains fluorine and phosphate radicals and is treated for the pretreatment of removing fluorine and phosphorus, and also utilizes the waste heat of the wastewater, thereby reducing the cost and saving the energy.
It should be noted that the specific types and specifications of the heat pump unit 310, the waste water source heat pump 320, and the anti-corrosion pump 360 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art, so detailed description is omitted.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A waste water afterheat recovery device is characterized by comprising
The sedimentation structure comprises a glass fiber reinforced plastic tank and a heat exchanger, wherein the heat exchanger is arranged in the glass fiber reinforced plastic tank, the glass fiber reinforced plastic tank is connected with the heat exchanger through a pipeline, the glass fiber reinforced plastic tank comprises a water inlet pipe, a water outlet pipe, an overflow pipe, a thermometer and a pipe, the glass fiber reinforced plastic tank is provided with a manhole and an air relief port, the glass fiber reinforced plastic tank is provided with a water inlet, a sewage outlet, an overflow port and a thermometer reserved port, the water inlet pipe is arranged at the water inlet, the water outlet pipe is arranged at the sewage outlet, the overflow pipe is arranged at the overflow port, the thermometer is arranged at the thermometer reserved port, and the pipe is arranged on the upper surface of the glass fiber reinforced plastic tank;
the heat exchange structure comprises a heat pump unit, a wastewater source heat pump, a first hot water tank, a second hot water tank and a pure water tank, wherein the heat pump unit is connected with the wastewater source heat pump, the wastewater source heat pump is connected with the glass fiber reinforced plastic tank through an overflow pipe, the wastewater source heat pump is connected with a first hot water tank pipeline, the first hot water tank is connected with a second hot water tank pipeline, the pure water tank is connected with the second hot water tank pipeline, and the second hot water tank is connected with the pure water tank and the wastewater source heat pump pipeline.
2. The waste water waste heat recovery device of claim 1, wherein the overflow port is opened 150MM from the upper surface of the glass fiber reinforced plastic tank.
3. The waste water residual heat recovery device according to claim 1, wherein one or more manhole is opened.
4. The waste water heat recovery device of claim 1, wherein the pipe is provided with one or more pipes.
5. The waste water waste heat recovery device of claim 1, wherein the heat exchanger is configured as a titanium tube heat exchanger.
6. The waste water waste heat recovery device according to claim 1, wherein the first hot water tank is provided with a liquid level port, and the liquid level port is provided with a liquid level meter.
7. The waste water residual heat recovery device according to claim 1, wherein the first hot water tank is provided with a second thermometer.
8. The waste water waste heat recovery device of claim 1, wherein the glass fiber reinforced plastic tank and the waste water source heat pump connecting pipeline are provided with an anti-corrosion pump.
9. The wastewater waste heat recovery device according to claim 1, wherein the second hot water tank, the pure water tank and the wastewater source heat pump connecting pipeline are all provided with an anti-corrosion pump.
10. The wastewater waste heat recovery device according to claim 8 or 9, wherein the corrosion-resistant pump is a stainless steel pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221248125.2U CN218238511U (en) | 2022-05-23 | 2022-05-23 | Waste water waste heat recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221248125.2U CN218238511U (en) | 2022-05-23 | 2022-05-23 | Waste water waste heat recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218238511U true CN218238511U (en) | 2023-01-06 |
Family
ID=84672322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221248125.2U Active CN218238511U (en) | 2022-05-23 | 2022-05-23 | Waste water waste heat recovery device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218238511U (en) |
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2022
- 2022-05-23 CN CN202221248125.2U patent/CN218238511U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Wastewater waste heat recovery device Granted publication date: 20230106 Pledgee: Bank of China Limited Baotou Jiuyuan sub branch Pledgor: Baotou Haorui rare earth Co.,Ltd. Registration number: Y2024150000086 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |