CN209778540U - Modularized ballast water treatment device - Google Patents
Modularized ballast water treatment device Download PDFInfo
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- CN209778540U CN209778540U CN201821686192.6U CN201821686192U CN209778540U CN 209778540 U CN209778540 U CN 209778540U CN 201821686192 U CN201821686192 U CN 201821686192U CN 209778540 U CN209778540 U CN 209778540U
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- sleeve
- cover plate
- ultraviolet lamp
- valve
- ballast water
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Abstract
a modularized ballast water treatment device comprises an integrated module, a reaction vessel and a back washing unit. The integrated module comprises a module frame, a filter screen, an annular partition plate, an ultraviolet lamp, a sleeve with a self-cleaning coating, a sleeve bottom fixing device, a sleeve top fixing and sealing device, an ultraviolet lamp fixing device, an ultraviolet lamp lampshade, a pressure transmitter and an ultraviolet intensity transmitter; the reaction vessel comprises a lower cavity, an upper cavity, a cover plate 1, a cover plate 2, a valve 1, a valve 2, a pressure transmitter 1, a pressure transmitter 2 and an air release valve. The back washing unit comprises a motor, a transmission shaft, a rotatable suction nozzle, a drain pipe and a valve 3. The utility model discloses in filtering and the ultraviolet technique integration to a module with ballast water treatment, make equipment volume reduce, the installation is simpler, and routine maintenance is more convenient.
Description
Technical Field
the utility model relates to a modularized ballast water treatment device, in particular to a ballast water treatment device which integrates a filtration technology and an ultraviolet sterilization technology into a module.
background
Ballast water is an important guarantee for safe navigation of ships, and when ballast water is injected and discharged in the navigation process of ocean-going ships, cross-sea spread of harmful aquatic organisms and pathogens is easily caused. Uncontrolled discharge of ballast water poses serious hazards to marine ecology and public health. It is estimated that as many as 4500 species of organisms carried by ship ballast water every day worldwide pose a serious threat to the environmental marine environment of port countries.
in order to cope with the biological invasion caused by ship ballast water, international maritime organization (abbreviated as IMO) sets up the convention for controlling and managing ship ballast water and sediments, and according to the convention, the treatment of ballast water refers to killing and removing microorganisms in the ballast water. Among the ballast water treatment methods, the filtration/ultraviolet mode is one of the most widely used ballast water treatment modes at present, and the treatment mode needs two-step treatment, wherein the ballast water firstly enters a filter, organisms with the diameter of at least more than 50 microns are filtered out, the ballast water enters an ultraviolet reaction container after coming out of the filter, and the ultraviolet reaction container can further treat the microorganisms with the diameter of less than 50 microns. Because the filtration/ultraviolet mode needs to carry out two-step treatment, two treatment containers need to be passed through in sequence, the treatment method is still more complicated, the size is also larger, and the filter screen and the ultraviolet lamp sleeve in the ultraviolet reaction container need to be cleaned and maintained by independent cleaning devices, the operation is also more complicated, in the aspect of daily maintenance, the ultraviolet lamp sleeve of the filter element needs to be respectively disassembled, then the filter element is respectively cleaned, and then the filter element and the ultraviolet lamp sleeve are respectively installed and returned, and the maintenance process is complicated.
SUMMERY OF THE UTILITY MODEL
an object of the utility model is to provide a modular ballast water processing apparatus, wherein the module integrated filter and two kinds of techniques of ultraviolet, the ballast water only needs in the device through one step of processing, just can accomplish filtration and ultraviolet treatment, satisfies IMO about the requirement to the ballast water convention. Due to the modularization of the treatment unit, the ballast water treatment device also has the following advantages:
First, the utility model discloses be in the same place two kinds of processing technology integrations of ballast water processing apparatus for the container quantity of ballast water processing apparatus reduces, reduces the quantity of pipeline and valve between the container simultaneously, thereby has reduced ballast water processing apparatus's volume greatly, and this has a very big promotion to the limited space in marine engine room. In addition, the integrated module has simple installation mode, and can finish the assembly and disassembly of the filter element, the ultraviolet lamp and the sleeve only by assembling and disassembling a plurality of screws; meanwhile, the daily maintenance is very simple and convenient, and after the integrated module is disassembled, the filter element and the ultraviolet lamp sleeve can be cleaned simultaneously without being cleaned independently.
In principle, the filtration and the uv irradiation belong to two different treatment methods, respectively, and the two methods do not affect each other, and therefore, the two treatment methods can be integrated.
The utility model provides a pair of modularization ballast water processing apparatus contains integration module (1), reaction vessel (2), back flush unit (3).
further, integration module (1) include module frame (101), filter screen (102), annular baffle (103), ultraviolet lamp (104), sleeve pipe (105), sleeve pipe bottom fixing device (106), sleeve pipe top fixed seal device (107), ultraviolet lamp fixing device (108), ultraviolet lamp shade (109), pressure transmitter (110), ultraviolet intensity changer (111) that have self-cleaning coating.
the module frame (101) of the utility model comprises a hollow base (121), a support rod (122), a bracket (123) and an end cover (124).
further, reaction vessel (2) include cavity (212) down, go up cavity (222), apron 1(223), apron 2(213), valve 1(211), valve 2(221), pressure transmitter 1(214), pressure transmitter 2(224), air release valve (215).
Furthermore, the back washing unit of the utility model comprises a motor (301), a transmission shaft (302), a rotary suction nozzle (303), a blow-off pipe (304) and a valve 3 (305).
The utility model provides a ballast water treatment method as follows:
As shown in fig. 14, the valve 1(223) is opened, ballast water is sent from the subsea door to the lower cavity (201) by the ballast pump, the ballast water enters the integrated module (1) through the opening of the cover plate 2(221), the ballast water is in the integrated module (1), the water flow direction is along the axial direction of the integrated module (1), after a period of ultraviolet irradiation, microorganisms below 50 micrometers can be killed, the ballast water enters the upper cavity (202) through the filter screen, the microorganisms larger than 50 micrometers cannot pass through the filter screen, the treated ballast water passes through the valve 2(213), and finally enters the ballast tank.
As shown in fig. 15, when the apparatus detects an excessive pressure difference, the backwashing process is started. The motor (301) is electrified, the transmission shaft (302) rotates, and the inlet of the rotary suction nozzle (303) is aligned with the inlet of the integrated module (1). The valve 3(305) and the external sewage pump are opened, negative pressure is formed at the inlet of the rotary suction nozzle (303), so that the direction of water flow in the integrated module (1) is changed, the water flow flows to the inside from the outside of the filter screen (102), dirt adsorbed on the inner wall can be washed away, flows into the rotary suction nozzle and then flows out of the sewage pipe (304).
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
Fig. 1 is a schematic structural view of a modular ballast water treatment apparatus according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of an integrated module according to an embodiment of the present invention.
Fig. 3 is a schematic diagram of elements of a frame of an integrated module according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of an integrated module according to an embodiment of the present invention.
Fig. 5 is a top view of the integrated module according to the embodiment of the present invention.
Fig. 6 is a B-B position cross-sectional view of an integrated module (in fig. 4) according to an embodiment of the present invention.
fig. 7 is a cross-sectional view of the integrated module (in fig. 4) in the C-C position according to an embodiment of the present invention.
Fig. 8 is a D-D position cross-sectional view of an integrated module (in fig. 4) according to an embodiment of the present invention.
Fig. 9 is a cross-sectional view of the integrated module (in fig. 4) at position E-E according to an embodiment of the present invention.
Fig. 10 is a schematic view of a reaction vessel according to an embodiment of the present invention.
fig. 11 is a schematic view of a cover plate 1 according to an embodiment of the present invention.
Fig. 12 is a schematic view of a cover plate 2 according to an embodiment of the present invention.
Fig. 13 is a schematic view of a backwashing unit according to an embodiment of the present invention.
Fig. 14 is a schematic diagram of the operation of the embodiment of the present invention.
Fig. 15 is a schematic diagram of backwash according to the embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 is the utility model discloses modular ballast water processing apparatus's of embodiment structural schematic diagram, as shown in fig. 1, the utility model provides an integrated ballast water processing apparatus, include: the device comprises an integrated module (1), a reaction vessel (2) and a back washing unit (3). The number of integrated modules used in this example was 6. The integrated module (1) has the functions of: the filtration and ultraviolet irradiation treatment of the ballast water are finished in the module, so that the ballast water flowing out of the module meets the requirements of IMO on ballast water convention.
Fig. 2 is a schematic structural diagram of the integrated module (1) according to an embodiment of the present invention, as shown in fig. 2, the integrated module includes: the device comprises a module frame (101), a filter screen (102), an annular partition plate (103), an ultraviolet lamp (104), a sleeve (105) with a self-cleaning coating, a sleeve bottom fixing device (106), a sleeve top fixing and sealing device (107), an ultraviolet lamp fixing device (108), an ultraviolet lamp lampshade (109), a pressure transmitter (110) and an ultraviolet intensity transmitter (111).
Fig. 3 is a schematic diagram of elements of a module frame (101) of an integrated module according to the present invention, as shown in fig. 3, the module frame (101) includes a hollow base (121), a support rod (122), a bracket (123), and an end cap (124).
Fig. 4 is the structural schematic diagram of the integrated module of the embodiment of the present invention, fig. 5 is the utility model discloses an integrated module top view, fig. 6 is the utility model discloses an integrated module B-B position profile, fig. 7 is the utility model discloses an integrated module C-C position profile, fig. 8 is the utility model discloses an integrated module D-D position profile, fig. 9 is the utility model discloses an integrated module E-E position profile. As shown in fig. 4, the material of the hollow base (121) is 316L, and the hollow part of the hollow base (121) is the water inlet of the integrated module (1); the middle solid part of the hollow base (101) is used for installing the sleeve bottom fixing device (106), and the sleeve bottom fixing device (106) is fixed on the module frame (101) by adopting a screw fixing mode in the embodiment.
As shown in fig. 4, in the module frame of this example, the material of the supporting rod (122) is 316L, the bottom end of the supporting rod (122) is connected to the hollowed base (121), and the top end of the supporting rod (122) is connected to the end cap (124). The connection method adopted in this example is welding. The number of struts (122) in this example is 6, but other numbers may be selected.
As shown in fig. 3 and 4, the bracket (123) is formed by connecting circular rings and square bars, and is characterized in that the number of the square bars is the same as that of the supporting rods (122), and the sum of the outer diameter of the circular rings and the length of the square bars is equal to the distance from the inner side of the supporting rods to the axis.
As shown in fig. 4, the circular ring of the bracket (123) is connected with the top end of the annular partition plate (103); the outer side of the square bar of the bracket (123) is connected with the inner side of the supporting rod (122) in a welding mode.
As shown in FIG. 4, the bottom end of the annular partition plate (103) is connected to the annular solid circular area of the hollow base (121), and the annular partition plate (103) is coaxial with the hollow base (121). The connection method adopted in the present example is welding.
the thickness of the annular baffle plate (103) of the utility model is the same as the width of the circular ring of the bracket (123).
As shown in fig. 3 and 5, the cover plate (124) includes a hole 1(131), a hole 2(132), a hole 3(133), and a hole 4 (134).
The utility model is characterized in that a fixed sealing device (107) at the top of the sleeve is arranged on the hole 1 (131); the pressure transmitter (110) is mounted on the bore 2 (132); the ultraviolet intensity transmitter (111) is mounted in the hole (3) (133). The holes 4(134) are mounting and fixing holes of the integrated module (1), and the number of the holes 4(134) in the embodiment is 6, and other numbers can be selected.
As shown in fig. 4, the screen (102) is attached to the rod (122) with the rod (122) inside and the screen (102) outside. The connection mode adopted by the embodiment is welding.
The utility model discloses a sleeve pipe (105) of automatically cleaning coating is fixed on sleeve pipe bottom fixing device (106) and sleeve pipe top fixed seal device (107).
The ultraviolet lamp (104) of the utility model is fixed in the ultraviolet lamp sleeve (105) through the ultraviolet lamp fixing device (108) and the ultraviolet lamp shade (109). An outlet hole is arranged on the ultraviolet lamp shade (109), and the ultraviolet lamp and the connecting cable of the electronic ballast enter the integrated module (1).
The utility model discloses an ultraviolet lamp shade (109) are fixed on sleeve pipe top fixed seal device, and ultraviolet lamp shade (109) inner wall of this embodiment is threaded, and the outer wall of sleeve pipe top fixed seal device (107) is threaded, through the thread tightening.
Fig. 10 is a schematic diagram of the reaction vessel (2) according to an embodiment of the present invention, as shown in fig. 5, the reaction vessel (2) includes a lower cavity (212), an upper cavity (222), a cover plate 1(223), a cover plate 2(213), a valve 1(211), a valve 2(221), a pressure transmitter 1(214), a pressure transmitter 2(224), and an air release valve (215). The reaction vessel (2) is characterized by being divided into two chambers, a lower chamber (201) and an upper chamber (202). The lower cavity (201) is enclosed by a lower cavity body (212), a cover plate (213) and a valve (1) (211); the upper chamber (202) is enclosed by an upper chamber body (222), a cover plate 1(223), a cover plate 2(213) and a valve 2 (221).
As shown in fig. 10, the upper flange surface of the lower cavity (212) is connected with the lower flange surface of the upper cavity (222), and the flanges of the two cavities are connected together through bolts. Pressure transmitter 1(214) is mounted on lower cavity (212), pressure transmitter 2(224) is mounted on upper cavity (222), air release valve (215) is mounted on cover plate 1(223), valve 1(211) is mounted on the inlet of lower cavity (201), and valve 2(221) is mounted on the outlet of upper cavity (202).
Fig. 11 is a schematic view of the cover plate 1(223) according to an embodiment of the present invention, the cover plate 1(223) has holes 11(241), 12(242), and 13(243), and the number of the holes 11(241) in this embodiment is 6, which is the same as the number of the integrated modules (1). The hole 11(241) in the cover plate 1(223) is a sealing installation hole of the integrated module (1); the hole 12(242) is a mounting hole of a transmission shaft (302) of the backwashing unit (3); the holes 3(243) are flange holes for mounting the cover plate 1(223) on the upper flange surface of the upper cavity (222), and the number of the holes 13(243) in this example is 12, but other numbers can be selected.
Fig. 12 is a schematic view of the cover plate 2(213) according to the embodiment of the present invention, and the cover plate 2(213) has holes 21(251), 22(252), and 23(253), and in this example, there are 6 holes 21(251) as many as the number of the integrated modules (1). The holes 21(251) in the cover plate 2(213) have two layers, the diameter of the hole at the upper layer is slightly larger than that of the outer wall of the filter screen (102) of the integrated module (1), so that the integrated module (1) can be inserted into the hole at the upper layer of the holes 21(251), and the diameter of the hole at the lower layer of the holes 21(251) is equal to the inner diameter of the annular partition plate (103); the hole 22(252) is a mounting hole of a rotatable suction nozzle (303) of the backwashing unit (3); the holes 23(253) are mounting holes of the cover plate 2(213) for mounting the cover plate 2(213) on the lower cavity (212), and the number of the holes 23(253) in this example is 6, and other numbers may be selected.
Fig. 13 is a schematic view of the back washing unit (3) according to the embodiment of the present invention, as shown in fig. 8, the back washing unit (3) includes a motor (301), a transmission shaft (302), a rotatable suction nozzle (303), a drain pipe (304), and a valve 3 (305). Wherein, the motor (301) is connected with one end of the transmission shaft (302); the other end of the transmission shaft (302) is connected with a rotatable suction nozzle (303); the outlet part of the rotatable suction nozzle (303) is connected with the inlet of the sewage discharge pipe (304), and the rotatable suction nozzle is characterized in that the connecting part is sealed; the outlet of the sewage draining pipe (304) is connected with the valve 3 (305).
Fig. 14 is a schematic operation diagram of an embodiment of the present invention, illustrating a flow direction of a modular ballast water treatment apparatus during ballast water treatment, and is helpful for a person skilled in the art to understand a workflow thereof.
As shown in fig. 14, ballast water is delivered from a subsea door to a lower cavity (201) by a ballast pump after opening a valve 1(223), the ballast water enters the integrated module (1) through a hole 21(251) of a cover plate 2(221), the ballast water is in the integrated module (1), the water flow direction is along the axial direction of the integrated module (1), after a period of ultraviolet irradiation, microorganisms below 50 micrometers can be killed, the ballast water enters the upper cavity (202) through a filter screen, microorganisms larger than 50 micrometers cannot pass through the filter screen, the treated ballast water passes through the valve 2(213), and finally enters a ballast tank.
Fig. 15 is a schematic diagram of the backwash according to the embodiment of the present invention, illustrating the flow direction of the water during the backwash of the modular ballast water treatment apparatus during ballast water treatment, and is helpful for those skilled in the art to understand the work flow thereof.
As shown in fig. 15, when the apparatus detects an excessive pressure difference, the backwashing process is started. The motor (301) is energized, the transmission shaft (302) rotates, and the inlet of the rotatable suction nozzle (303) is aligned with the inlet of the integrated module (1) (i.e. the inlet of the rotatable suction nozzle (303) is aligned with the hole (21 (251)) of the cover plate (2 (213)). The valve 3(305) and the external sewage pump are opened, negative pressure is formed at the inlet of the rotary suction nozzle (303), so that the direction of water flow in the integrated module (1) is changed, the water flow flows to the inside from the outside of the filter screen (102), dirt adsorbed on the inner wall can be washed away, flows into the rotary suction nozzle and then flows out of the sewage pipe (304).
Claims (2)
1. A modular ballast water treatment device is characterized by comprising an integrated module (1), a reaction vessel (2) and a backwashing unit (3); the integrated module (1) is vertically arranged in the reaction vessel (2) and is communicated with the reaction vessel (2); the back washing unit (3) is arranged in the reaction vessel (2);
The integrated module (1) comprises a module frame (101), a filter screen (102), an annular partition plate (103), an ultraviolet lamp (104), a sleeve (105) with a self-cleaning coating, a sleeve bottom fixing device (106), a sleeve top fixing sealing device (107), an ultraviolet lamp fixing device (108), an ultraviolet lamp shade (109), a pressure transmitter (110) and an ultraviolet intensity transmitter (111);
the reaction vessel (2) comprises a lower cavity (212), an upper cavity (222), a cover plate 1(223), a cover plate 2(213), a valve 1(211), a valve 2(221), a pressure transmitter 1(214), a pressure transmitter 2(224) and an air release valve (215); the lower cavity (212), the upper cavity (222), the cover plate 1(223) and the cover plate 2(213) are coaxial;
The back washing unit (3) comprises a motor (301), a transmission shaft (302), a rotatable suction nozzle (303), a sewage discharge pipe (304) and a valve 3 (305).
2. the modular ballast water treatment apparatus according to claim 1,
The integrated module (1) is fixedly arranged on the cover plate 1(223) and the cover plate 2 (213);
The module frame (101) comprises a hollow base (121), a support rod (122), a bracket (123) and an end cover (124);
The filter screen (102) is arranged on the module frame (101);
the sleeve bottom fixing device (106) and the sleeve top fixing sealing device (107) are arranged on the module frame (101);
The sleeve (105) with the self-cleaning coating is fixed on a sleeve bottom fixing device (106) and a sleeve top fixing and sealing device (107), and the coating of the sleeve (105) with the self-cleaning coating is super-hydrophobic nano silicon dioxide;
The ultraviolet lamp (104) is arranged inside the sleeve (105) with the self-cleaning coating, and the ultraviolet lamp (104) is a medium-pressure ultraviolet lamp or a low-pressure ultraviolet lamp;
The pressure transmitter (110) inside the integrated module (1) is arranged on the module frame (101); the ultraviolet intensity transmitter (111) is arranged on the module frame (101);
The pressure transmitter 1(214) is mounted on the lower cavity (212); the pressure transmitter 2(224) is arranged on the upper cavity (222); the air release valve (215) is installed on the cover plate 1 (223).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821686192.6U CN209778540U (en) | 2018-10-18 | 2018-10-18 | Modularized ballast water treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821686192.6U CN209778540U (en) | 2018-10-18 | 2018-10-18 | Modularized ballast water treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209778540U true CN209778540U (en) | 2019-12-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821686192.6U Expired - Fee Related CN209778540U (en) | 2018-10-18 | 2018-10-18 | Modularized ballast water treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209778540U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109368888A (en) * | 2018-10-18 | 2019-02-22 | 九江精密测试技术研究所 | A kind of modularization ballast water treatment plant |
-
2018
- 2018-10-18 CN CN201821686192.6U patent/CN209778540U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109368888A (en) * | 2018-10-18 | 2019-02-22 | 九江精密测试技术研究所 | A kind of modularization ballast water treatment plant |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191213 Termination date: 20201018 |