Disc tube type reverse osmosis system for heavy metal wastewater treatment

Abstract

The utility model discloses a disc tube type reverse osmosis system for heavy metal wastewater treatment, which belongs to the technical field of wastewater treatment, and adopts the technical scheme that the disc tube type reverse osmosis system comprises a base, universal wheels are respectively bolted at four corners of the bottom of the base, and positioning components are respectively bolted at the front side and the rear side of two sides of the base; receding grooves are formed in the front side and the rear side of the base correspondingly, and by arranging the base, universal wheels, a positioning assembly, the receding grooves, a reverse osmosis device, a pull rod, an arc-shaped shell, a cavity groove, a traction assembly, a ring sleeve and a fixing ring, the universal wheels arranged at the bottom of the base can carry the receding grooves in the top of the base and the reverse osmosis device in the arc-shaped shell of the base to be movably used; after the universal wheels stop moving, the positioning assemblies located on the two sides of the base are rotated by a user to move downwards, so that the base is positioned, and when a membrane in the reverse osmosis device needs to be replaced, the arc-shaped shell on the outer side of the reverse osmosis device is detached.

Description

Technical Field

[0001] The utility model relates to the technical field of wastewater treatment, in particular to a disc-tube reverse osmosis system for heavy metal wastewater treatment. Background Art

[0002] Disc-tube reverse osmosis is a membrane column composed of disc-type diaphragms, guide plates, O-rings, center rods and pressure-resistant casings. Sewage treatment is the process of purifying sewage to meet the water quality requirements for discharge into a certain water body or reuse. Sewage treatment is widely used in various fields such as construction, agriculture, transportation, energy, petrochemicals, environmental protection, urban landscape, medical care, catering, etc., and is increasingly entering the daily lives of ordinary people.

[0003] At present, a Chinese utility model with a bulletin number of CN209522622U discloses a disc-tube reverse osmosis device for wastewater treatment. The utility model discloses a disc-tube reverse osmosis device for wastewater treatment, including a base and a reverse osmosis device. The reverse osmosis device includes a pull rod, a membrane, and a guide plate. The membrane and the guide plate are arranged inside the reverse osmosis device. The bottom of the reverse osmosis device is plugged with an arc-shaped shell, and a avoidance groove is opened on the top of the base. A worm is rotatably connected to the inner surface of the mounting groove, and a worm wheel is rotatably connected to the inner surface of the mounting groove. A rotating rod is fixedly connected to the surface of the worm wheel near the middle thereof, and a wire drawing is wound around the surface of the rotating rod. A column is fixedly connected to the top of the base, and a hook is fixedly connected to the end of the wire drawing. A fixing ring is fixedly connected to the surface of the reverse osmosis device. The utility model is provided with a rotating worm, and the worm drives the worm wheel to rotate, and the worm wheel drives the rotating rod to retract the wire drawing, so as to facilitate the flattening and erection of the anti-osmosis device, thereby achieving the convenience of replacing the membrane.

[0004] According to the above patent, although the existing disc-tube reverse osmosis system for heavy metal wastewater treatment can slowly tilt the reverse osmosis device until it is laid flat and the membrane is replaced when the membrane is replaced inside the reverse osmosis device, its overall transmission structure is too complicated and requires manual operation, which is not conducive to actual use. Although the reverse osmosis device is movable through the universal wheel, its stability cannot be guaranteed by the self-locking function of the universal wheel when it is not moving. Therefore, the above patent is improved based on the problems raised. Utility Model Content

[0005] The utility model provides a disc-tube reverse osmosis system for heavy metal wastewater treatment, aiming to solve the problem that the existing disc-tube reverse osmosis system for heavy metal wastewater treatment can slowly tilt the reverse osmosis device when replacing the membrane inside the reverse osmosis device until the reverse osmosis device is laid flat and then the membrane is replaced, but the overall transmission structure is too complicated and requires manual operation, which is not conducive to actual use, and the reverse osmosis device can be moved by the universal wheel, but its stability cannot be guaranteed by the self-locking function of the universal wheel when it is not moved.

[0006] The utility model is implemented as follows: a disc-tube reverse osmosis system for heavy metal wastewater treatment comprises a base, four corners of the bottom of the base are bolted with universal wheels, the front and rear sides of both sides of the base are bolted with positioning components, the front and rear sides of the base are provided with avoidance grooves, a reverse osmosis device is arranged inside the avoidance groove, a pull rod is arranged inside the reverse osmosis device, an arc shell is bolted to the front and rear sides of the base, the inner side of the arc shell contacts the outer side of the reverse osmosis device, a cavity is opened on the inner side of the top of the base, a pulling component is arranged inside the cavity, a ring sleeve is bolted to the outer side of the reverse osmosis device, a fixing ring is welded on the inner side of the ring sleeve, and the inner side of the fixing ring is clamped with the rear side of the pulling component;

[0007] The pulling assembly includes a servo reduction motor, a retractable shaft, a traction cylinder, a wire drawing and a hook. The servo reduction motor is bolted to the left side of the base, and the output end of the servo reduction motor passes through the left side of the base and is connected to the inside of the cavity. The left side of the retractable shaft is bolted to the output end of the servo reduction motor, and the right side of the retractable shaft is rotatably connected to the right side of the cavity. The traction cylinder passes through the top of the base and is connected to the cavity. The wire drawing is wound around the outside of the retractable shaft, and the top of the wire drawing passes through the inside of the traction cylinder. The hook is bolted to the rear side of the wire drawing, and the hook is hung inside the fixing ring.

[0008] In order to achieve the effect of positioning and reinforcing the base that supports and carries the reverse osmosis device when it is not moving, a disc-tube reverse osmosis system for heavy metal wastewater treatment is preferably used in the utility model. The positioning assembly includes a fixed block, a turntable screw and a bottom block. The fixed blocks are respectively welded to the front and rear sides of both sides of the base, the bottom of the turntable screw is threadedly connected to the top of the fixed block and passes through it, and the bottom block is bolted to the bottom of the turntable screw.

[0009] In order to protect the turntable screw and improve the comfort during use, as a preferred embodiment of the disc tube reverse osmosis system for heavy metal wastewater treatment of the utility model, the outer side of the turntable screw is provided with a protective sleeve, and the protective sleeve is made of rubber material.

[0010] In order to further enhance the anti-skid performance of the protective cover, as a preferred embodiment of the disc-tube reverse osmosis system for heavy metal wastewater treatment of the utility model, the outer side of the protective cover is provided with anti-skid patterns, and the anti-skid patterns are in a grid shape.

[0011] In order to achieve the effect of improving the anti-skid performance of the bottom block, as a preferred disc tube reverse osmosis system for heavy metal wastewater treatment of the utility model, an anti-slip block is bonded to the bottom of the bottom block, and the bottom of the anti-slip block is provided with anti-skid patterns.

[0012] In order to achieve the effect of assisting the traction of the wire drawing, as a preferred disc tube reverse osmosis system for heavy metal wastewater treatment of the utility model, the front and rear sides of the top side of the traction cylinder are bolted with traction wheels, and the inner side of the traction wheel is in contact with the wire drawing.

[0013] In order to further enhance the stability of the hook when it is connected to the fixing ring, as a preferred disc tube reverse osmosis system for heavy metal wastewater treatment of the utility model, a reinforcement sleeve is welded to the outer side of the hook, and the reinforcement sleeve is made of hard rubber material.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The disc-tube reverse osmosis system for heavy metal wastewater treatment is provided with a base, universal wheels, a positioning component, an avoidance groove, a reverse osmosis device, a pull rod, an arc-shaped shell, a cavity groove, a pulling component, a ring sleeve and a fixing ring. The universal wheels provided at the bottom of the base can carry the avoidance groove at the top of the base and the reverse osmosis device inside the arc-shaped shell for movement. After the universal wheels stop moving, the user rotates the positioning components on both sides of the base to move downward, so as to achieve the positioning of the base. When the membrane inside the reverse osmosis device needs to be replaced, the arc-shaped shell outside the reverse osmosis device is removed, and then the servo reduction motor on the left side of the base is started to drive the retracting shaft inside the cavity groove to rotate in the opposite direction, so that the wire drawing outside the retracting shaft is released outward through the traction cylinder. Out, and then the wire drawing cooperates with the hook inside the fixed ring to extend outward, so that the ring sleeve welded with the fixed ring carries the reverse osmosis device to rotate outward inside its cavity, so that the reverse osmosis device is slowly tilted until the reverse osmosis device is laid flat, and then the diaphragm is replaced. After the replacement is completed, the servo reduction motor rotates forward, and then through the cooperation between the above structures, the wire drawing is slowly wound on the retractable shaft until the reverse osmosis device is erected inside its cavity, and then fixed with the arc shell, so as to achieve the effect of facilitating the replacement of the diaphragm, thereby reducing the complexity of the overall transmission structure, and eliminating the need for manual operation, which is beneficial to actual use. Herein, some structures are cited to the document with patent number CN209522622U. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is the overall structure diagram of the disc-tube reverse osmosis system for heavy metal wastewater treatment of the utility model;

[0017] Figure 2 It is a structural schematic diagram of the base in the utility model;

[0018] Figure 3 It is a schematic diagram of the structure of the reverse osmosis device in the utility model;

[0019] Figure 4 It is a structural schematic diagram of the positioning component in the utility model;

[0020] Figure 5 It is a structural schematic diagram of the pulling component in the utility model.

[0021] In the figure, 1. base; 2. universal wheel; 3. positioning assembly; 301. fixing block; 302. turntable screw; 303. bottom block; 4. avoidance groove; 5. reverse osmosis device; 6. pull rod; 7. arc shell; 8. cavity groove; 9. pulling assembly; 901. service reduction motor; 902. retracting shaft; 903. traction cylinder; 904. drawing; 905. hook; 10. ring sleeve; 11. fixing ring; 12. protective cover; 13. anti-sliding block; 14. traction wheel; 15. reinforcement sleeve. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0023] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0024] See also Figure 1-5 The utility model provides a technical solution: a disc-tube reverse osmosis system for heavy metal wastewater treatment, comprising a base 1, universal wheels 2 are bolted to the four corners of the bottom of the base 1, positioning components 3 are bolted to the front and rear sides of both sides of the base 1, avoidance grooves 4 are provided on the front and rear sides of the base 1, a reverse osmosis device 5 is arranged inside the avoidance groove 4, a pull rod 6 is arranged inside the reverse osmosis device 5, an arc shell 7 is bolted to the front and rear sides of the base 1, the inner side of the arc shell 7 is in contact with the outer side of the reverse osmosis device 5, a cavity 8 is provided on the inner side of the top of the base 1, a pulling component 9 is arranged inside the cavity 8, a ring sleeve 10 is bolted to the outer side of the reverse osmosis device 5, a fixing ring 11 is welded to the inner side of the ring sleeve 10, and the inner side of the fixing ring 11 is clamped with the rear side of the pulling component 9;

[0025] The pulling assembly 9 includes a servo reduction motor 901, a retracting shaft 902, a traction cylinder 903, a wire drawing 904 and a hook 905. The servo reduction motor 901 is bolted to the left side of the base 1, and the output end of the servo reduction motor 901 passes through the left side of the base 1 and is connected to the interior of the cavity 8. The left side of the retracting shaft 902 is bolted to the output end of the servo reduction motor 901, and the right side of the retracting shaft 902 is rotatably connected to the right side of the interior of the cavity 8. The traction cylinder 903 passes through the top of the base 1 and is connected to the cavity 8. The wire drawing 904 is wound around the outside of the retracting shaft 902, and the top of the wire drawing 904 passes through the interior of the traction cylinder 903. The hook 905 is bolted to the rear side of the wire drawing 904, and the hook 905 is hung inside the fixing ring 11.

[0026] In this embodiment: by setting a base 1, a universal wheel 2, a positioning component 3, an avoidance groove 4, a reverse osmosis device 5, a pull rod 6, an arcuate shell 7, a cavity 8, a pulling component 9, a ring sleeve 10 and a fixing ring 11, the universal wheel 2 set at the bottom of the base 1 can carry the avoidance groove 4 at the top of the base 1 and the reverse osmosis device 5 inside the arcuate shell 7 for movement, and then after the universal wheel 2 stops moving, the user rotates the positioning components 3 located on both sides of the base 1 to move downward, so as to realize the positioning of the base 1, and then when the membrane inside the reverse osmosis device 5 needs to be replaced, the arcuate shell 7 on the outside of the reverse osmosis device 5 is removed, and then the servo reduction motor 901 located on the left side of the base 1 is started to drive the retracting shaft 902 located inside the cavity 8 to rotate in the opposite direction, so that the outside of the retracting shaft 902 The wire drawing 904 is released outward through the traction cylinder 903, and then the wire drawing 904 cooperates with the hook 905 inside the fixed ring 11 to extend outward, so that the ring sleeve 10 welded with the fixed ring 11 carries the reverse osmosis device 5 to rotate outward inside its cavity 8, so that the reverse osmosis device 5 is slowly tilted until the reverse osmosis device 5 is laid flat, and then the membrane is replaced. After the replacement is completed, the servo reduction motor 901 rotates forward, and then through the cooperation between the above structures, the wire drawing 904 is slowly wound around the retracting shaft 902 until the reverse osmosis device 5 is erected inside its cavity 8, and then fixed with the arc shell 7, so as to achieve the effect of facilitating the replacement of the membrane, thereby reducing the complexity of the overall transmission structure, and eliminating the need for manual operation, which is beneficial to actual use.

[0027] As a technical optimization solution of the utility model, the positioning assembly 3 includes a fixed block 301, a turntable screw 302 and a bottom block 303. The fixed block 301 is welded to the front and rear sides of the base 1 respectively. The bottom thread of the turntable screw 302 is connected to the top of the fixed block 301 and passes through it. The bottom block 303 is bolted to the bottom of the turntable screw 302.

[0028] In this embodiment: by setting a fixed block 301, a turntable screw 302 and a bottom block 303, the universal wheel 2 set at the bottom of the base 1 can carry the avoidance groove 4 on the top of the base 1 and the reverse osmosis device 5 inside the arc shell 7 for movement, and then after the universal wheel 2 stops moving, the user rotates the turntable screw 302 in the fixed block 301 on both sides of the base 1 to carry the bottom block 303 to move downward, so that the bottom block 303 contacts the ground, thereby realizing the positioning of the base 1.

[0029] As a technical optimization solution of the present invention, a protective sleeve 12 is provided on the outer side of the turntable screw 302, and the protective sleeve 12 is made of rubber material.

[0030] In this embodiment, the protective cover 12 is provided to protect the turntable screw 302 and improve the comfort during use.

[0031] As a technical optimization solution of the present invention, the outer side of the protective cover 12 is provided with anti-skid patterns, and the anti-skid patterns are in a grid shape.

[0032] In this embodiment, a grid-shaped anti-skid pattern is provided on the outer side of the protective cover 12 , so as to further improve the anti-skid performance of the protective cover 12 .

[0033] As a technical optimization solution of the present invention, an anti-slip block 13 is bonded to the bottom of the bottom block 303 , and an anti-slip pattern is provided on the bottom of the anti-slip block 13 .

[0034] In this embodiment, the anti-slip block 13 is provided to improve the anti-slip performance of the bottom block 303 and avoid sliding when the bottom block 303 is positioned.

[0035] As a technical optimization solution of the present invention, the front side and the rear side of the top side of the traction cylinder 903 are both bolted with traction wheels 14 , and the inner side of the traction wheel 14 is in contact with the drawing wire 904 .

[0036] In this embodiment, by providing a traction wheel 14 , the effect of assisting the traction of the wire drawing 904 can be achieved, and the wear of the wire drawing 904 can be avoided.

[0037] As a technical optimization solution of the present invention, a reinforcement sleeve 15 is welded to the outer side of the hook 905, and the reinforcement sleeve 15 is made of hard rubber material.

[0038] In this embodiment, by providing the reinforcing sleeve 15 , the hook 905 can be further stabilized when being clamped with the fixing ring 11 .

[0039] Working principle: First, the universal wheel 2 arranged at the bottom of the base 1 can carry the avoidance groove 4 at the top of the base 1 and the reverse osmosis device 5 inside the arc-shaped shell 7 to move, and then after the universal wheel 2 stops moving, the user rotates the turntable screw 302 in the fixed blocks 301 on both sides of the base 1 to carry the bottom block 303 to move downward, so that the bottom block 303 contacts the ground, so as to realize the positioning of the base 1, and then when the membrane inside the reverse osmosis device 5 needs to be replaced, the arc-shaped shell 7 on the outside of the reverse osmosis device 5 is removed, and then the servo reduction motor 901 located on the left side of the base 1 is started to drive the retracting shaft 902 located inside the cavity 8 to rotate in the opposite direction, so that the drawing wire 904 on the outside of the retracting shaft 902 passes through the traction cylinder 903. Release it outward, and then make the wire drawing 904 cooperate with the hook 905 inside the fixed ring 11 to extend outward, so that the ring sleeve 10 welded with the fixed ring 11 carries the reverse osmosis device 5 to rotate outward inside its cavity 8, so that the reverse osmosis device 5 is slowly tilted until the reverse osmosis device 5 is laid flat, and then the membrane is replaced. After the replacement is completed, the servo reduction motor 901 rotates forward, and then through the cooperation between the above structures, the wire drawing 904 is slowly wound on the retracting shaft 902 until the reverse osmosis device 5 is erected inside its cavity 8, and then fixed with the arc shell 7, so as to achieve the effect of facilitating the replacement of the membrane, thereby reducing the complexity of the overall transmission structure, and eliminating the need for manual operation, which is beneficial to actual use.

[0040] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A disc-tube reverse osmosis system for heavy metal wastewater treatment, comprising a base (1), characterized in that: Universal wheels (2) are bolted to the four corners of the bottom of the base (1); positioning components (3) are bolted to the front and rear sides of both sides of the base (1); avoidance grooves (4) are provided on the front and rear sides of the base (1); a reverse osmosis device (5) is arranged inside the avoidance groove (4); a pull rod (6) is arranged inside the reverse osmosis device (5); an arc shell (7) is bolted to the front and rear sides of the base (1); the inner side of the arc shell (7) is in contact with the outer side of the reverse osmosis device (5); a cavity (8) is provided on the inner side of the top of the base (1); a pulling component (9) is arranged inside the cavity (8); a ring sleeve (10) is bolted to the outer side of the reverse osmosis device (5); a fixing ring (11) is welded to the inner side of the ring sleeve (10); the inner side of the fixing ring (11) is clamped to the rear side of the pulling component (9); The pulling assembly (9) comprises a servo reduction motor (901), a retracting shaft (902), a traction cylinder (903), a wire drawing (904) and a hook (905), wherein the servo reduction motor (901) is bolted to the left side of the base (1), the output end of the servo reduction motor (901) passes through the left side of the base (1) and is connected to the inside of the cavity (8), the left side of the retracting shaft (902) is bolted to the output end of the servo reduction motor (901), the right side of the retracting shaft (902) is rotatably connected to the right side of the inside of the cavity (8), the traction cylinder (903) passes through the top of the base (1) and is connected to the cavity (8), the wire drawing (904) is wound around the outside of the retracting shaft (902), the top of the wire drawing (904) passes through the inside of the traction cylinder (903), the hook (905) is bolted to the rear side of the wire drawing (904), and the hook (905) is hung inside the fixing ring (11).

2. The disc-tube reverse osmosis system for heavy metal wastewater treatment according to claim 1, characterized in that: The positioning assembly (3) comprises a fixed block (301), a turntable screw (302) and a bottom block (303); the fixed block (301) is welded to the front and rear sides of the base (1) respectively; the bottom of the turntable screw (302) is threadedly connected to the top of the fixed block (301) and passes through; and the bottom block (303) is bolted to the bottom of the turntable screw (302).

3. The disc-tube reverse osmosis system for heavy metal wastewater treatment according to claim 2, characterized in that: The outer side of the turntable screw (302) is provided with a protective sleeve (12), and the protective sleeve (12) is made of rubber material.

4. The disc-tube reverse osmosis system for heavy metal wastewater treatment according to claim 3, characterized in that: The outer side of the protective sleeve (12) is provided with anti-skid patterns, and the anti-skid patterns are in a grid shape.

5. The disc-tube reverse osmosis system for heavy metal wastewater treatment according to claim 2, characterized in that: An anti-slip block (13) is bonded to the bottom of the bottom block (303), and an anti-slip pattern is provided on the bottom of the anti-slip block (13).

6. The disc-tube reverse osmosis system for heavy metal wastewater treatment according to claim 1, characterized in that: The front side and the rear side of the top side of the traction cylinder (903) are both bolted with traction wheels (14), and the inner side of the traction wheel (14) is in contact with the drawing wire (904).

7. The disc-tube reverse osmosis system for heavy metal wastewater treatment according to claim 1, characterized in that: A reinforcement sleeve (15) is welded to the outer side of the hook (905), and the reinforcement sleeve (15) is made of hard rubber material.

Images