CN212532380U - Internal combustion type wastewater treatment device - Google Patents

Internal combustion type wastewater treatment device Download PDF

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Publication number
CN212532380U
CN212532380U CN202020444792.2U CN202020444792U CN212532380U CN 212532380 U CN212532380 U CN 212532380U CN 202020444792 U CN202020444792 U CN 202020444792U CN 212532380 U CN212532380 U CN 212532380U
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China
Prior art keywords
filter membrane
impurity
bevel gear
filter
wastewater treatment
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Expired - Fee Related
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CN202020444792.2U
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Chinese (zh)
Inventor
钟丽君
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Shanghai Tongyutuzhi Environmental Science And Technology Co ltd
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Individual
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Abstract

The utility model provides an internal combustion type wastewater treatment device, which comprises a mixing drum, wherein a mixing mechanism is arranged at the upper end inside the mixing drum, and a filtering mechanism is fixedly connected at the lower end inside the mixing drum; the inside filter mechanism that is connected with filter membrane clearance mechanism through the support rotation, and the sliding connection has impurity to store the mechanism behind the filter mechanism bottom. Through filter membrane clearance mechanism's setting, rotate through stirring paddle leaf and drive first bevel gear and rotate, then through first bevel gear, make second bevel gear drive filter membrane clearance mechanism and rotate, thereby make two rectangle scraper blades carry out rotatory striking off with the impurity that filter membrane upper surface depositd, impurity falls into inside impurity storage mechanism through the impurity export, thereby can carry out effectual diffusion and clearance to the impurity of filter membrane upper surface, the impurity amount of depositd on the filter membrane has been reduced, and then filter membrane's filter effect has effectively been improved.

Description

Internal combustion type wastewater treatment device
Technical Field
The utility model belongs to the technical field of effluent treatment plant, more specifically say, in particular to internal combustion type effluent treatment plant.
Background
The sewage treatment equipment is an industrial equipment capable of effectively treating domestic sewage, industrial wastewater and the like in urban areas, prevents sewage and pollutants from directly flowing into water areas, and has important significance for improving ecological environment, promoting urban grade and promoting economic development. At present, various methods for treating wastewater are available, and boiler evaporation, chemical precipitation, membrane separation and the like are popular.
As in application No.: CN201720127844.1 the utility model discloses an internal combustion type wastewater treatment device, which comprises a filtering device, a motor and an evaporation device, wherein the filtering device comprises a mixing drum, a liquid inlet arranged at the top of the mixing drum and a filtering membrane arranged at the bottom of the filtering device, the evaporation device comprises an evaporation tank and an evaporation drum, and a stirring rod is fixedly connected with an output shaft of the motor; the evaporation tank is characterized in that a filtrate inlet is formed in the top of the evaporation tank, the top of the evaporation tank is an inclined plane, the evaporation tank is arranged inside the evaporation cylinder, and the bottom surface of the evaporation tank is not in contact with the bottom surface of the evaporation cylinder. The internal combustion type wastewater treatment device is simple in structure, and can help distilled water to naturally slide down along the inclined plane by arranging the inclined plane and flow into the distilled water storage box through the water receiving groove, so that the distilled water cannot fall back; through the evaporation tank setting inside the evaporation cylinder, inside bottom surface contactless can be so that the inside sewage of evaporation tank fully receives the heat of the fuel burning in the evaporation cylinder, realizes the rational utilization of resource.
Based on the search of the above patent, it is found that, when the above wastewater treatment device is used, although the filtering membrane is arranged in the mixing drum to primarily filter the impurities in the wastewater, the above wastewater treatment device still has the following disadvantages in the actual use process, such as: 1. the filtering membrane in the wastewater treatment device is easy to precipitate thick impurities on the upper surface after being used for a long time, and although the stirring blade is arranged, the impurities precipitated on the upper surface of the filtering membrane cannot be effectively diffused and cleaned, so that the impurities on the filtering membrane are more and more, and the filtering effect of the filtering membrane is further influenced; 2. because the filtering membrane in the wastewater treatment device is arranged in the mixing drum and needs to be replaced after being used for a period of time, the filtering membrane in the wastewater treatment device is very inconvenient to replace, and the practicability of the wastewater treatment device is further reduced.
In view of the above, the present invention provides an internal combustion type wastewater treatment apparatus, which is improved in view of the conventional structure and disadvantages, and is expected to achieve the purpose of higher practical value.
Disclosure of Invention
In order to solve the technical problem, the utility model provides an internal combustion type wastewater treatment device to solve above-mentioned wastewater treatment device and still have following not enough in the use of reality, if: 1. the filtering membrane in the wastewater treatment device is easy to precipitate thick impurities on the upper surface after being used for a long time, and although the stirring blade is arranged, the impurities precipitated on the upper surface of the filtering membrane cannot be effectively diffused and cleaned, so that the impurities on the filtering membrane are more and more, and the filtering effect of the filtering membrane is further influenced; 2. because the filtering membrane in the wastewater treatment device is arranged in the mixing drum and needs to be replaced after being used for a period of time, the filtering membrane in the wastewater treatment device is very inconvenient to replace, and the practicability of the wastewater treatment device is further reduced.
The purpose and the efficacy of the internal combustion type wastewater treatment device are achieved by the following concrete technical means:
an internal combustion type wastewater treatment device comprises a mixing drum, wherein a mixing mechanism is arranged at the upper end in the mixing drum, and a filtering mechanism is fixedly connected at the lower end in the mixing drum; the inside filter mechanism that is connected with filter membrane clearance mechanism through the support rotation, and the sliding connection has impurity to store the mechanism behind the filter mechanism bottom.
Further, the churn still includes that the filter membrane changes mouth, impurity clearance mouth, first sealing door and second sealing door, both sides are equipped with impurity clearance mouth and filter membrane respectively around the churn lower part and change the mouth, and impurity clearance mouth and filter membrane change a mouthful opening part and rotate respectively through the pivot and be connected with second sealing door and first sealing door, the churn top is equipped with the inlet, second sealing door and first sealing door right side all are equipped with the buckle, impurity clearance mouth and filter membrane are changed mouthful right-hand member face opening part and all are equipped with the joint piece with buckle looks joint, second sealing door and first sealing door medial surface are all pasted and are had a sealed cushion.
Further, the stirring mechanism further comprises a motor, a stirring paddle and a first bevel gear, the motor is connected to the upper portion of the right side of the stirring cylinder through a bolt, the motor is connected with the stirring paddle in a rotating mode through a rotating shaft penetrating through the right side wall of the stirring cylinder, the stirring paddle is provided with the first bevel gear, when the stirring mechanism and the filter membrane cleaning mechanism are in an installation state, the first bevel gear is meshed with the second bevel gear, and the number of teeth of the first bevel gear is equal to that of the second bevel gear.
Further, filter membrane clearance mechanism still includes axle sleeve, second bevel gear and rectangle scraper blade, filter membrane clearance mechanism is the pivot structure, and filter membrane clearance mechanism outside rotation is connected with the axle sleeve, the axle sleeve is inside at the filtering mechanism through four spinal branch frame fixed connection that are the annular array form and distribute, filter membrane clearance mechanism upper end is equipped with second bevel gear, and filter membrane clearance mechanism lower extreme is the annular array form and is equipped with two rectangle scraper blades, two rectangle scraper blade rotates the five millimeters eight millimeters that the diameter is less than filtering mechanism lower part inner peripheral surface diameter, works as when filter membrane clearance mechanism and filtering mechanism are in the mounted state, two rectangle scraper blade bottom faces all contact with the filter membrane upper surface.
Further, filtering mechanism still includes filter membrane installation piece, filtration membrane, sliding sleeve, slide rail and impurity export, its shape of filtering mechanism sets up to leaking hopper-shaped, and is equipped with the sliding sleeve bottom the filtering mechanism, the inside sliding connection of sliding sleeve has filter membrane installation piece, and installs filtration membrane on the filter membrane installation piece, the sliding sleeve front side is the bilateral symmetry form and is equipped with two slide rails, and a bar spout has all been seted up to two slide rail opposite faces, filtering mechanism periphery front side lower part is equipped with the impurity export, and just the sealed cushion of impurity export bottom face is pasted and has the frame shape, two edges and corners all establish to the fillet around the sealed cushion bottom face of frame shape on the impurity export, the impurity export exit end is ninety degrees down and bends the form and distribute.
Further, the impurity storage mechanism still includes the bar slider, the impurity storage mechanism left and right sides all is equipped with a bar slider, and impurity storage mechanism up end sets up the rectangle feed inlet identical with impurity exit dimension, the impurity is stored the preceding terminal surface of mechanism and is the symmetry form and be equipped with two handles, works as when impurity storage mechanism is in the mounted state with filter mechanism, two bar sliders slide with the bar spout of seting up on two slide rails respectively and are connected, and the sealed cushion bottom face of frame shape that impurity storage mechanism up end and impurity export bottom were equipped with closely pastes mutually.
Compared with the prior art, the utility model discloses following beneficial effect has:
through filter membrane clearance mechanism's setting, rotate through stirring paddle leaf and drive first bevel gear and rotate, then through first bevel gear, make second bevel gear drive filter membrane clearance mechanism and rotate, thereby make two rectangle scraper blades carry out rotatory striking off with the impurity that filter membrane upper surface depositd, impurity falls into inside impurity storage mechanism through the impurity export, thereby can carry out effectual diffusion and clearance to the impurity of filter membrane upper surface, the impurity amount of depositd on the filter membrane has been reduced, and then filter membrane's filter effect has effectively been improved.
Through the setting of filter membrane installation piece, when needs change filtration membrane, change mouthful from the filter membrane through manual with first sealing door and open, then change mouthful interior pulling out from sliding sleeve and filter membrane in proper order with filter membrane installation piece, then take off the change with filtration membrane from filter membrane installation piece again, change after accomplish again with filter membrane installation piece and filtration membrane install in the sliding sleeve can to it is more convenient when changing to make the filtration membrane among this effluent treatment plant, and then improved this effluent treatment plant's practicality.
Drawings
Fig. 1 is a schematic sectional structure diagram of the mixing drum and the filtering mechanism of the present invention.
Fig. 2 is a schematic view of a first view angle structure of the mixing drum of the present invention.
Fig. 3 is a schematic view of a second view angle structure of the mixing drum of the present invention.
Fig. 4 is a schematic structural diagram of the filter membrane cleaning mechanism and the filtering mechanism of the present invention.
Fig. 5 is a schematic structural diagram of the filtering mechanism and the impurity storage mechanism after being disassembled.
Fig. 6 is a schematic structural diagram of the filtering mechanism of the present invention.
Fig. 7 is a schematic diagram of the structure of the filtering membrane of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a mixing drum; 101. replacing the filter membrane; 102. an impurity cleaning port; 103. a first sealing door; 104. a second sealing door; 2. a stirring mechanism; 201. a motor; 202. a stirring paddle; 203. a first bevel gear; 3. a filter membrane cleaning mechanism; 301. a shaft sleeve; 302. a second bevel gear; 303. a rectangular squeegee; 4. a filtering mechanism; 401. a filter membrane mounting block; 402. a filtration membrane; 403. a sliding sleeve; 404. a slide rail; 405. an impurity outlet; 5. an impurity storage mechanism; 501. a strip-shaped sliding block.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 7:
the utility model provides an internal combustion type wastewater treatment device, including churn 1, rabbling mechanism 2 is installed to 1 inside upper end of churn, rabbling mechanism 2 still includes motor 201, stirring paddle leaf 202 and first bevel gear 203, motor 201 passes through bolted connection on 1 right side upper portion of churn, and motor 201 rotates through the pivot that passes 1 right side wall of churn and is connected with stirring paddle leaf 202, be equipped with first bevel gear 203 on the stirring paddle leaf 202, when rabbling mechanism 2 is in the mounted state with filter membrane cleaning mechanism 3, first bevel gear 203 meshes with second bevel gear 302, and first bevel gear 203 equals with second bevel gear 302 number of teeth, drive second bevel gear 302 through first bevel gear 203, thereby make two rectangle scraper blades 303 rotate; the lower end of the inner part of the mixing drum 1 is fixedly connected with a filtering mechanism 4, the filtering mechanism 4 also comprises a filter membrane mounting block 401, a filter membrane 402, a sliding sleeve 403, a sliding rail 404 and an impurity outlet 405, the filtering mechanism 4 is shaped like a funnel, and the bottom of the filtering mechanism 4 is provided with a sliding sleeve 403, the inside of the sliding sleeve 403 is connected with a filter membrane installation block 401 in a sliding way, a filter membrane 402 is arranged on the filter membrane mounting block 401, two slide rails 404 are symmetrically arranged at the front side of the sliding sleeve 403, and the opposite surfaces of the two slide rails 404 are respectively provided with a strip-shaped chute, the lower part of the front side of the outer peripheral surface of the filtering mechanism 4 is provided with an impurity outlet 405, a frame-shaped sealing rubber pad is adhered to the bottom end face of the impurity outlet 405, the front edge and the rear edge of the bottom end face of the frame-shaped sealing rubber pad on the impurity outlet 405 are both set to be round corners, so that the impurity storage mechanism 5 is easier to install, and the outlet end of the impurity outlet 405 is bent downwards by ninety degrees; the filter mechanism 4 is connected with a filter membrane cleaning mechanism 3 in a rotating way through a bracket, the filter membrane cleaning mechanism 3 also comprises a shaft sleeve 301, a second bevel gear 302 and a rectangular scraper 303, the filter membrane cleaning mechanism 3 is of a rotating shaft structure, and the outer part of the filter membrane cleaning mechanism 3 is rotatably connected with a shaft sleeve 301, the shaft sleeve 301 is fixedly connected inside the filter mechanism 4 through four brackets which are distributed in an annular array shape, the upper end of the filter membrane cleaning mechanism 3 is provided with a second bevel gear 302, and the lower end of the filter membrane cleaning mechanism 3 is provided with two rectangular scrapers 303 in an annular array shape, the rotating diameter of the two rectangular scrapers 303 is less than five millimeters and eight millimeters of the diameter of the inner peripheral surface of the lower part of the filter mechanism 4, when the filter membrane cleaning mechanism 3 and the filter mechanism 4 are in an installation state, the bottom end surfaces of the two rectangular scraping plates 303 are in contact with the upper surface of the filter membrane 402, so that impurities precipitated on the upper surface of the filter membrane 402 are effectively diffused and cleaned; the rear side of the bottom of the filtering mechanism 4 is connected with an impurity storage mechanism 5 in a sliding way.
Wherein, the churn 1 still includes the filter membrane and changes mouth 101, impurity clearance mouth 102, first sealing door 103 and second sealing door 104, both sides are equipped with impurity clearance mouth 102 and filter membrane respectively around 1 lower part of churn and change mouth 101, and impurity clearance mouth 102 and filter membrane change mouth 101 opening part rotate respectively through the pivot and are connected with second sealing door 104 and first sealing door 103, 1 top of churn is equipped with the inlet, second sealing door 104 and first sealing door 103 right side all are equipped with the buckle, impurity clearance mouth 102 and filter membrane change mouth 101 right-hand member face opening part all are equipped with the joint piece with buckle looks joint, second sealing door 104 and first sealing door 103 medial surface all paste has a sealed cushion, make second sealing door 104 and first sealing door 103 close the back and have better leakproofness.
Wherein, impurity storage mechanism 5 still includes bar slider 501, the impurity storage mechanism 5 left and right sides all is equipped with a bar slider 501, and impurity storage mechanism 5 up end sets up the identical rectangle feed inlet with impurity export 405 size, the terminal surface is the symmetry form before the impurity storage mechanism 5 and is equipped with two handles, when impurity storage mechanism 5 and filter mechanism 4 were in the mounted state, two bar sliders 501 slide with the bar spout of seting up on two slide rails 404 respectively and are connected, and the frame shape sealed cushion bottom face that impurity storage mechanism 5 up end and impurity export 405 bottom were equipped with closely pastes mutually, make to have better leakproofness between impurity storage mechanism 5 and the impurity export 405, avoid revealing of impurity.
The specific use mode and function of the embodiment are as follows:
the utility model discloses in, during the use, waste water enters into churn 1 through the inlet at churn 1 top, rotate through stirring paddle leaf 202 and drive first bevel gear 203 and rotate, then through first bevel gear 203, make second bevel gear 302 drive filter membrane cleaning mechanism 3 and rotate, thereby make two rectangle scraper blades 303 carry out the rotatory strike-off with the impurity that filter membrane 402 upper surface subsides, impurity falls into inside impurity storage mechanism 5 through impurity export 405, thereby can carry out effectual diffusion and clearance to the impurity of filter membrane 402 upper surface, the impurity amount of deposiing on filter membrane 402 has been reduced, and then filter membrane 402's filter effect has effectively been improved;
when the filtering membrane 402 needs to be replaced, the first sealing door 103 is manually opened from the filtering membrane replacing port 101, then the filtering membrane mounting block 401 is sequentially pulled out from the sliding sleeve 403 and the filtering membrane replacing port 101, then the filtering membrane 402 is taken down from the filtering membrane mounting block 401 for replacement, and after the replacement is finished, the filtering membrane mounting block 401 and the filtering membrane 402 are mounted in the sliding sleeve 403, so that the filtering membrane 402 in the wastewater treatment device is more convenient to replace, and the practicability of the wastewater treatment device is improved;
when clearing up in the mechanism 5 is stored to impurity to needs, open second sealing door 104 from impurity clearance mouth 102 through manual, then store mechanism 5 with impurity and pull out in two slide rails 404 and impurity clearance mouth 102 in proper order, at last store mechanism 5 with impurity inside clear up can again, improved the convenience when impurity stores the inside clearance of mechanism 5 greatly.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (6)

1. An internal combustion type wastewater treatment device is characterized in that: the device comprises a mixing drum (1), wherein a mixing mechanism (2) is arranged at the upper end in the mixing drum (1), and a filtering mechanism (4) is fixedly connected at the lower end in the mixing drum (1); the inside of the filtering mechanism (4) is connected with a filter membrane cleaning mechanism (3) through a support in a rotating way, and the rear side of the bottom of the filtering mechanism (4) is connected with an impurity storage mechanism (5) in a sliding way.
2. The internal combustion type wastewater treatment apparatus according to claim 1, characterized in that: mixing drum (1) still includes filter membrane change mouth (101), impurity clearance mouth (102), first sealing door (103) and second sealing door (104), both sides are equipped with impurity clearance mouth (102) and filter membrane change mouth (101) respectively around mixing drum (1) lower part, and impurity clearance mouth (102) and filter membrane change mouth (101) opening part rotate respectively through the pivot and be connected with second sealing door (104) and first sealing door (103), mixing drum (1) top is equipped with the inlet, second sealing door (104) and first sealing door (103) right side all are equipped with the buckle, impurity clearance mouth (102) and filter membrane change mouth (101) right-hand member face opening part all are equipped with the joint piece with buckle looks joint, second sealing door (104) and first sealing door (103) medial surface all paste and have a sealed cushion.
3. The internal combustion type wastewater treatment apparatus according to claim 1, characterized in that: stirring mechanism (2) still include motor (201), stirring paddle leaf (202) and first bevel gear (203), motor (201) pass through bolted connection on churn (1) right side upper portion, and motor (201) rotate through the pivot that passes churn (1) right side wall and be connected with stirring paddle leaf (202), be equipped with first bevel gear (203) on stirring paddle leaf (202), work as when stirring mechanism (2) and filter membrane clearance mechanism (3) are in the mounted state, first bevel gear (203) mesh with second bevel gear (302), and first bevel gear (203) and second bevel gear (302) number of teeth equals.
4. The internal combustion type wastewater treatment apparatus according to claim 1, characterized in that: the filter membrane cleaning mechanism (3) also comprises a shaft sleeve (301), a second bevel gear (302) and a rectangular scraper (303), the filter membrane cleaning mechanism (3) is of a rotating shaft structure, and the outer part of the filter membrane cleaning mechanism (3) is rotationally connected with a shaft sleeve (301), the shaft sleeve (301) is fixedly connected inside the filter mechanism (4) through four brackets which are distributed in an annular array shape, a second bevel gear (302) is arranged at the upper end of the filter membrane cleaning mechanism (3), and the lower end of the filter membrane cleaning mechanism (3) is provided with two rectangular scrapers (303) in an annular array shape, the rotating diameter of the two rectangular scrapers (303) is less than five millimeters and eight millimeters of the diameter of the inner peripheral surface of the lower part of the filter mechanism (4), when the filter membrane cleaning mechanism (3) and the filter mechanism (4) are in an installation state, the bottom end surfaces of the two rectangular scrapers (303) are in contact with the upper surface of the filter membrane (402).
5. The internal combustion type wastewater treatment apparatus according to claim 1, characterized in that: the filtering mechanism (4) also comprises a filter membrane mounting block (401), a filter membrane (402), a sliding sleeve (403), a sliding rail (404) and an impurity outlet (405), the shape of the filtering mechanism (4) is funnel-shaped, a sliding sleeve (403) is arranged at the bottom of the filtering mechanism (4), a filter membrane mounting block (401) is connected inside the sliding sleeve (403) in a sliding manner, a filter membrane (402) is arranged on the filter membrane mounting block (401), two slide rails (404) are arranged on the front side of the sliding sleeve (403) in a bilateral symmetry manner, and the opposite surfaces of the two slide rails (404) are respectively provided with a strip-shaped chute, the lower part of the front side of the peripheral surface of the filtering mechanism (4) is provided with an impurity outlet (405), and impurity export (405) bottom face pastes and has the sealed cushion of frame shape, two edges and corners all establish the fillet around the sealed cushion bottom face of frame shape on impurity export (405), impurity export (405) exit end is the ninety degrees downward and bends the form and distribute.
6. The internal combustion type wastewater treatment apparatus according to claim 1, characterized in that: impurity storage mechanism (5) still includes bar slider (501), impurity storage mechanism (5) left and right sides all is equipped with one bar slider (501), and impurity storage mechanism (5) up end set up with the identical rectangle feed inlet of impurity export (405) size, the terminal surface is the symmetry form before impurity storage mechanism (5) and is equipped with two handles, works as when impurity storage mechanism (5) and filtering mechanism (4) are in the mounted state, two bar sliders (501) slide with the bar spout of seting up on two slide rails (404) respectively and are connected, and the sealed cushion bottom face of frame shape that impurity storage mechanism (5) up end and impurity export (405) bottom were equipped with closely pastes mutually.
CN202020444792.2U 2020-03-31 2020-03-31 Internal combustion type wastewater treatment device Expired - Fee Related CN212532380U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020444792.2U CN212532380U (en) 2020-03-31 2020-03-31 Internal combustion type wastewater treatment device

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Application Number Priority Date Filing Date Title
CN202020444792.2U CN212532380U (en) 2020-03-31 2020-03-31 Internal combustion type wastewater treatment device

Publications (1)

Publication Number Publication Date
CN212532380U true CN212532380U (en) 2021-02-12

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113321346A (en) * 2021-06-26 2021-08-31 南京公诚节能新材料研究院有限公司 Ship cooling system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113321346A (en) * 2021-06-26 2021-08-31 南京公诚节能新材料研究院有限公司 Ship cooling system

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Effective date of registration: 20220905

Address after: 200000 Room 502, building 38, No. 300, chuantu Road, Pudong New Area, Shanghai

Patentee after: SHANGHAI TONGYUTUZHI ENVIRONMENTAL SCIENCE AND TECHNOLOGY Co.,Ltd.

Address before: 044000 Yangguang 5, left bank, Yanhu District, Yuncheng City, Shanxi Province

Patentee before: Zhong Lijun

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Granted publication date: 20210212

CF01 Termination of patent right due to non-payment of annual fee