CN210559713U

CN210559713U - Multi-media filter for two-stage reverse osmosis equipment

Info

Publication number: CN210559713U
Application number: CN201921178859.6U
Authority: CN
Inventors: 范洪立
Original assignee: Qingzhou Huaxin Water Treatment Equipment Co Ltd
Current assignee: Qingzhou Huaxin Water Treatment Equipment Co Ltd
Priority date: 2019-07-25
Filing date: 2019-07-25
Publication date: 2020-05-19
Anticipated expiration: 2029-07-25

Abstract

The utility model discloses a doublestage is multi-media filter for reverse osmosis equipment relates to multi-media filter technical field, and is single for the filter material that solves among the current multi-media filter material district adoption, leads to the filter effect single, to the poor problem of muddy complicated raw water filter effect. The top of the jar body is provided with the water inlet, the bottom of the jar body is provided with the delivery port, be provided with the fixed slot on the inner wall of the jar body, the internally mounted of the jar body has the drainage case, the drainage case is including fixed frame, cardboard, sealed pad, filter screen board, gravel layer, smokeless seam, transition layer, quartz sand layer, the inside upper end of fixed frame is provided with filter screen board, filter screen board's below is provided with the gravel layer, the below on gravel layer is provided with the smokeless seam, the below on smokeless seam is provided with the transition layer, the below on transition layer is provided with the quartz sand layer.

Description

Multi-media filter for two-stage reverse osmosis equipment

Technical Field

The utility model relates to a multi-media filter technical field specifically is a multi-media filter for doublestage reverse osmosis equipment.

Background

The two-stage reverse osmosis equipment is also called as secondary reverse osmosis equipment and is used for filtering and purifying raw water to produce product water. The multi-media filter is used as a pre-treatment device of a double-stage reverse osmosis system. The multi-medium filter is a process of making water with high turbidity pass through granular or non-granular material with a certain thickness under a certain pressure by using one or more filter media, thereby effectively removing suspended impurities and clarifying the water. The equipment has low cost, low running cost and simple operation, so the equipment is widely used.

However, the filtering material adopted by the filtering material area in the existing multi-media filter is single, so that the filtering effect is single, and the filtering effect for turbid and complex raw water is poor, so that the existing requirements are not met, and the multi-media filter for the double-stage reverse osmosis equipment is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a doublestage is multi-media filter for reverse osmosis equipment to the filter material that the filter material district adopted is single among the multi-media filter who provides in solving above-mentioned background art, leads to the filter effect single, to the poor problem of muddy complicated raw water filter effect.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a doublestage is multi-media filter for reverse osmosis equipment, includes a jar body, the top of the jar body is provided with the water inlet, the bottom of the jar body is provided with the delivery port, be provided with the fixed slot on the inner wall of the jar body, the internally mounted of the jar body has the drainage box, the drainage box is including fixed frame, cardboard, sealed pad, filter screen board, gravel layer, smokeless coal seam, transition layer, quartz sand layer, the outside of fixed frame is provided with the cardboard, and the one end of cardboard extends to the inside of fixed slot, be provided with sealed the pad between fixed slot and the cardboard, the inside upper end of fixed frame is provided with filter screen board, filter screen board's below is provided with the gravel layer, the below of gravel layer is provided with the smokeless coal seam, the below in smokeless coal seam is provided with the transition layer, the below.

Preferably, the inside of transition layer is provided with the flow management pipe, the flow management pipe is provided with five, and five flow management pipes distribute in proper order, the inside of flow management pipe is provided with the activated carbon adsorption board, and the activated carbon adsorption board is provided with a plurality of, the lower extreme of flow management pipe is provided with the filtration string bag.

Preferably, the lower extreme of water inlet extends to the inside of the jar body, the lower extreme of water inlet is provided with reposition of redundant personnel mechanism, reposition of redundant personnel mechanism includes mainstream pipe, flow distribution disk, egress opening and flow distribution plate, the lower extreme of mainstream pipe is provided with the flow distribution disk, the bottom of flow distribution disk is provided with the egress opening, the inside lower extreme of flow distribution disk is provided with the flow distribution plate.

Preferably, the flow distribution plate is provided with a plurality of flow distribution plates which are distributed in sequence.

Preferably, the front end of the tank body is provided with two manholes and two peep holes, and the two manholes are located on one side of the peep hole.

Preferably, the bottom of the tank body is provided with four support legs, and the support legs are connected with the tank body in a welding manner.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set gradually at water filter tank top-down and filter otter board, gravel layer, smokeless coal seam, transition layer and quartz sand layer, the filtration pore diminishes thereupon to multiple filter material has been used, thereby increased the filter effect, improved multi-media filter's practicality.

2. The utility model discloses a transition layer sets up the flow management pipe, and the lower extreme of flow management pipe sets up the filter screen bag, and the filter screen bag also has certain filter effect, sets up a plurality of active carbon adsorption plates simultaneously in the inside of flow management pipe, utilizes the good adsorption effect of active carbon to filter the raw water, can also alleviate the harmful substance of raw water to a certain extent.

3. The utility model discloses a lower extreme of water inlet sets up reposition of redundant personnel mechanism, sets up a plurality of flow distribution plates in the flow distribution plate of reposition of redundant personnel mechanism below, separates into a plurality of osculums with the egress opening, realizes the reposition of redundant personnel to the raw water, reduces the impact force that raw water whereabouts produced, avoids filtering the condition that the otter board received the impact to take place to damage to the extension filters the life of otter board, practices thrift cost of maintenance.

Drawings

Fig. 1 is a schematic diagram of the internal structure of a multi-media filter for a two-stage reverse osmosis apparatus according to the present invention;

fig. 2 is a schematic structural view of the flow dividing mechanism of the present invention;

FIG. 3 is a partial enlarged view of region A of the present invention;

fig. 4 is a front view of a multi-media filter for a two-stage reverse osmosis apparatus according to the present invention.

In the figure: 1. a tank body; 2. a water inlet; 3. a water outlet; 4. a water filtering tank; 5. fixing the outer frame; 6. clamping a plate; 7. a gasket; 8. a filter screen plate; 9. a gravel layer; 10. a smokeless coal seam; 11. a transition layer; 12. a quartz sand layer; 13. a support leg; 14. a flow dividing mechanism; 141. a main flow pipe; 142. a diverter tray; 143. an outflow port; 144. a flow distribution plate; 15. flowing through the tube; 16. an activated carbon adsorption plate; 17. a filter net bag; 18. a manhole; 19. a sight glass.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, the present invention provides an embodiment: a multi-media filter for a double-stage reverse osmosis device comprises a tank body 1, a water inlet 2 is arranged at the top end of the tank body 1, a water outlet 3 is arranged at the bottom end of the tank body 1, a fixing groove is arranged on the inner wall of the tank body 1, a water filtering tank 4 is arranged inside the tank body 1, the water filtering tank 4 comprises a fixing outer frame 5, a clamping plate 6, a sealing gasket 7, a filtering screen plate 8, a gravel layer 9, a smokeless coal layer 10, a transition layer 11 and a quartz sand layer 12, the clamping plate 6 is arranged outside the fixing outer frame 5, one end of the clamping plate 6 extends to the inside of the fixing groove, the sealing gasket 7 is arranged between the fixing groove and the clamping plate 6, the sealing performance of the installation of the water filtering tank 4 is guaranteed, the raw water can be better filtered, the filtering screen plate 8 is arranged at the upper end inside the fixing outer frame 5 and is used, mechanical strength is high, and compressive property is good, and chemical properties is stable, and the below of gravel layer 9 is provided with smokeless coal seam 10, and the below of smokeless coal seam 10 is provided with transition layer 11, and the below of transition layer 11 is provided with quartz sand layer 12, and the particle diameter of quartz sand layer 12 is less than smokeless coal seam 10 particle diameter, can filter littleer granule impurity.

Further, the inside of transition layer 11 is provided with flows through pipe 15, and flows through pipe 15 and be provided with five, and five flow through pipe 15 distribute in proper order, and the inside of flow through pipe 15 is provided with activated carbon adsorption plate 16, has good adsorption effect, increases the filter effect, and activated carbon adsorption plate 16 is provided with a plurality of, and the lower extreme of flow through pipe 15 is provided with filtering net bag 17 and has the filtering action.

Further, the lower end of the water inlet 2 extends to the inside of the tank body 1, the lower end of the water inlet 2 is provided with the flow dividing mechanism 14, the raw water is prevented from washing the filter screen plate 8, the service life of the filter screen plate 8 is shortened, the flow dividing mechanism 14 comprises a main flow pipe 141, a flow dividing disc 142, an outlet 143 and a flow dividing plate 144, the lower end of the main flow pipe 141 is provided with the flow dividing disc 142, water is divided into main components, the bottom end of the flow dividing disc 142 is provided with the outlet 143 for water to flow out, and the lower end inside the flow dividing disc 142 is provided with the flow.

Further, the plurality of flow dividing plates 144 are provided, and the plurality of flow dividing plates 144 are sequentially distributed to divide the outlet 143 into a plurality of equal small holes to divide the raw water.

Further, the front end of the tank body 1 is provided with a manhole 18 and a peep hole 19, the manhole 18 is a perforated structure convenient for installation, maintenance and safety inspection, the peep hole 19 is provided with two, and the two manholes 18 are both positioned on one side of the peep hole 19, so that a user can observe the working condition inside the tank body 1 conveniently.

Further, stabilizer blade 13 is installed to the bottom of jar body 1, and stabilizer blade 13 installs four, for jar body 1 provides stable support, and stabilizer blade 13 and jar body 1 welded connection, joint strength is high, and structural rigidity is big, and the installation is firm.

The working principle is as follows: when the filter tank is used, raw water enters the tank body 1 through the water inlet 2 to be filtered, firstly passes through the flow dividing mechanism 14 to divide the entering raw water, reduces the impact force generated by the falling of the raw water, avoids the filter screen plate 8 from being damaged by impact, flows into the flow dividing disc 142 from the main flow pipe 141, is divided by the plurality of flow dividing plates 144 in the flow dividing disc 142, and finally flows out of the outflow port 143, flows downwards and enters the water filtering tank 4. The first-step filtration is carried out through the filter screen plate 8, then the filtration is carried out through the gravel layer 9, the smokeless coal layer 10, the transition layer 11 and the quartz sand layer 12 in sequence, meanwhile, the filter holes are downward smaller and smaller, and the filtration precision is higher and higher. When water flows through the filter layer from above, part of solid suspended substances in the water enter the gravel layer 9, the smokeless coal layer 10 and the quartz sand layer 12 to form tiny holes among the filter materials, the tiny holes are intercepted by the surface layer of the filter materials under the adsorption and mechanical interception effects, and the intercepted suspended substances are overlapped and bridged to be like a layer film formed on the surface of the filter layer to continuously filter the suspended substances in the water. Meanwhile, the filter materials are closely arranged, when suspended substance particles in water flow through the curved pore passages in the filter layer, the suspended substance particles in the water are mutually adhered to the flocculating constituent on the particle surface of the filter material, and a contact coagulation process is generated, so that the filtering effect is achieved. Having set up the flow through pipe 15 on the transition layer 11, through the filterable water of smokeless coal seam 10 through flow through pipe 15 flow direction quartz sand bed 12, the lower extreme that flows through pipe 15 simultaneously sets up filter screen bag 17, and filter screen bag 17 also has certain filter effect, sets up a plurality of active carbon adsorption plates 16 in the inside of flowing through pipe 15 simultaneously, utilizes the good adsorption effect of active carbon to filter water, can also alleviate the harmful substance of aquatic to a certain extent, improves filter effect. The filtered water flows out from the water outlet 3.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a doublestage is multi-media filter for reverse osmosis equipment, includes jar body (1), its characterized in that: the water inlet (2) is arranged at the top end of the tank body (1), the water outlet (3) is arranged at the bottom end of the tank body (1), a fixing groove is formed in the inner wall of the tank body (1), a water filtering tank (4) is arranged inside the tank body (1), the water filtering tank (4) comprises a fixing outer frame (5), a clamping plate (6), a sealing gasket (7), a filtering screen plate (8), a gravel layer (9), a smokeless coal layer (10), a transition layer (11) and a quartz sand layer (12), the clamping plate (6) is arranged outside the fixing outer frame (5), one end of the clamping plate (6) extends into the fixing groove, the sealing gasket (7) is arranged between the fixing groove and the clamping plate (6), the filtering screen plate (8) is arranged at the upper end inside the fixing outer frame (5), the gravel layer (9) is arranged below the filtering screen, a smokeless coal layer (10) is arranged below the gravel layer (9), a transition layer (11) is arranged below the smokeless coal layer (10), and a quartz sand layer (12) is arranged below the transition layer (11).

2. The multi-media filter for a dual stage reverse osmosis plant of claim 1, wherein: the inside of transition layer (11) is provided with flows through pipe (15), flow through pipe (15) are provided with five, and five flow through pipe (15) distribute in proper order, the inside of flow through pipe (15) is provided with activated carbon adsorption board (16), and activated carbon adsorption board (16) are provided with a plurality of, the lower extreme of flow through pipe (15) is provided with filtration string bag (17).

3. The multi-media filter for a dual stage reverse osmosis plant of claim 1, wherein: the lower extreme of water inlet (2) extends to the inside of jar body (1), the lower extreme of water inlet (2) is provided with reposition of redundant personnel mechanism (14), reposition of redundant personnel mechanism (14) include main flow pipe (141), flow distribution disc (142), egress opening (143) and flow distribution plate (144), the lower extreme of main flow pipe (141) is provided with flow distribution disc (142), the bottom of flow distribution disc (142) is provided with egress opening (143), the inside lower extreme of flow distribution disc (142) is provided with flow distribution plate (144).

4. The multi-media filter for a dual stage reverse osmosis plant of claim 3, wherein: the number of the splitter plates (144) is multiple, and the splitter plates (144) are distributed in sequence.

5. The multi-media filter for a dual stage reverse osmosis plant of claim 1, wherein: the front end of the tank body (1) is provided with a manhole (18) and a peep hole (19), the number of the peep holes (19) is two, and the two manholes (18) are located on one side of the peep hole (19).

6. The multi-media filter for a dual stage reverse osmosis plant of claim 1, wherein: the bottom of the tank body (1) is provided with four support legs (13), and the four support legs (13) are welded with the tank body (1).