CN215102359U

CN215102359U - Shallow medium filter for water purification pretreatment

Info

Publication number: CN215102359U
Application number: CN202121103525.XU
Authority: CN
Inventors: 詹振中
Original assignee: Tianjin Kelin Beijian Water Purification Technology Co ltd
Current assignee: Tianjin Kelin Beijian Water Purification Technology Co ltd
Priority date: 2021-05-21
Filing date: 2021-05-21
Publication date: 2021-12-10
Anticipated expiration: 2031-05-21

Abstract

The utility model discloses a shallow media filter for water purification preliminary treatment relates to water treatment facilities technical field, specifically is a shallow media filter for water purification preliminary treatment, including the one-level filtration jar, the top of one-level filtration jar is provided with the second grade and filters the jar, the fixed cover in below of one-level filtration jar outside is equipped with the support frame. This shallow medium filter for water purification preliminary treatment, filter the filter pulp of jar inside three one-level filter screen and one-level filter through the inside specification of second grade filter jar increase in proper order, activated carbon adsorption packs and carries out multistage filtration to sewage, can effectively filter bulky impurity and particulate matter in the sewage, the filter effect has been improved, set up the center tube at the middle part of three one-level filter screen in addition, can make the impurity that one-level filter screen top filtered off follow the center tube, arrange the direct outflow of slag pipe, reduce the content of three one-level filter screen top impurity, the problem that needs frequent clearance in the past has been solved.

Description

Shallow medium filter for water purification pretreatment

Technical Field

The utility model relates to a water treatment facilities technical field specifically is a shallow medium filter for water purification preliminary treatment.

Background

The sewage treatment equipment can effectively treat 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. Along with the development of social economy, the living standard of people is gradually improved, the environmental protection consciousness is gradually strengthened, in recent years, China pays attention to the environmental protection problem, the strength is increased to control the environmental protection problem brought by the economic development, particularly the problem of water resource treatment, water is the root of the survival of people, sewage discharge is the main problem which puzzles water resources, and sewage filtration is the important link of water treatment.

Sewage treatment needs to use the filter to filter bulky impurity and particulate matter, and the filter needs regularly clearance. Common sewage filter equipment in the existing market filters sewage through inside filter usually only, and the structure is comparatively simple, can not effectively filter impurity, and in addition, present common filter equipment need frequently clear up filtration, and need dismantle overall structure when clearing up, and the operation is comparatively loaded down with trivial details, for this reason we propose a shallow medium filter for water purification preliminary treatment in order to solve the above-mentioned problem of proposing.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a shallow medium filter for water purification preliminary treatment has advantages such as improve the filter effect, reduce the clearance degree of difficulty, has solved the problem of proposing among the above-mentioned background art.

For the purpose that improves the filter effect more than realizing, reduces the clearance degree of difficulty, the utility model discloses a following technical scheme realizes: a shallow medium filter for the pretreatment of purified water comprises a primary filter tank, a secondary filter tank is arranged at the top of the primary filter tank, a supporting frame is fixedly sleeved below the outer part of the primary filtering tank, two positioning holding tiles are clamped above the inner part of the secondary filtering tank, and the middle parts of the two positioning holding tiles are clamped with three primary filter screens, the middle parts of the three primary filter screens are fixedly provided with central pipes, and the outer part of the central tube at the lowest part is movably sleeved with a slag discharge pipe which penetrates to the outer part of the secondary filter tank, two metal supporting separation nets are movably arranged in the primary filter tank, activated carbon adsorption filler positioned in the middle parts of the two metal supporting separation nets is filled in the primary filter tank, the inside joint of one-level filtration jar has the filtration cotton that is located the metal-support and separates the net top, the bottom fixed mounting of one-level filtration jar has the drain valve.

Preferably, the top of the first-stage filter tank and the bottom of the second-stage filter tank are fixedly provided with connecting lugs which are matched with each other, and the connecting lugs on the upper side and the lower side are fixedly connected through screws.

Preferably, the right side fixed mounting at support frame top has the circulation tank that is located the scum pipe below, circulation tank's right side fixed mounting has the anti-clogging water pump, and the fixed cover of output that prevents the anti-clogging water pump is equipped with the circulating pipe, the one end of circulating pipe is located the top of secondary filter jar, circulation tank's top joint has the filtration cotton.

Preferably, the top end of the secondary filter tank is in threaded connection with a water guide ring pipe, a dispersion head is fixedly mounted in the middle of the water guide ring pipe, and the dispersion head is integrally conical.

Preferably, the cylinder groove of mutually supporting with the location panting is seted up to the inside of second grade filtration jar, the draw-in groove of mutually supporting with three one-level filter screen is seted up to the inside of location panting.

Preferably, the height value of the central pipe is smaller than the distance value between two adjacent first-stage filter screens, the three first-stage filter screens are in inverted conical shapes, and the specifications of the three first-stage filter screens are sequentially increased from top to bottom.

Preferably, the inside fixed mounting of one-stage filter jar has two and metal support to separate the position circle of net mutually supporting, below the diameter value that the metal support separated the net the rain top metal support separated the diameter value of net

The utility model provides a shallow medium filter for water purification preliminary treatment possesses following beneficial effect:

1. this shallow medium filter for water purification preliminary treatment, filter the filter pulp of three one-level filter screen and one-level filter jar inside through the inside specification of second grade filter jar increase in proper order, activated carbon adsorption packs and carries out multistage filtration to sewage, can effectively filter bulky impurity and particulate matter in the sewage, the filter effect has been improved, set up the center tube at the middle part of three one-level filter screen in addition, can make the impurity that one-level filter screen top filtered off follow the center tube, arrange the direct outflow of slag pipe, reduce the content of three one-level filter screen top impurity, the problem that needs frequent clearance in the past has been solved, the work degree of difficulty has been reduced.

2. This shallow layer medium filter for water purification preliminary treatment flows the back along the scum pipe at impurity, filters impurity through the filter pulp at circulating water tank top, makes the moisture in the impurity flow into inside the circulating water tank to pour into sewage into secondary filter jar again through preventing blockking up the water pump inside, carry out loop filter to the sewage that flows out, further improve the filter effect to sewage.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a schematic view of the structure inside the second-stage filtration tank of the present invention;

FIG. 3 is a schematic structural view of the inside of the positioning band-type tile of the present invention;

FIG. 4 is a schematic structural view of the inside of the primary filter tank of the present invention;

fig. 5 is a schematic diagram of the inside explosion of the one-stage filtration tank of the present invention.

In the figure: 1. a primary filtration tank; 2. a secondary filtration tank; 3. a support frame; 4. connecting lugs; 5. a water guide ring pipe; 6. a dispersion head; 7. positioning the tile; 8. a first-stage filter screen; 9. a central tube; 10. a slag discharge pipe; 11. a circulating water tank; 12. an anti-clogging water pump; 13. filtering cotton; 14. a circulation pipe; 15. positioning rings; 16. activated carbon adsorption packing; 17. the metal supports the separation net.

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 to 5, the present invention provides a technical solution: a shallow medium filter for water purification pretreatment comprises a primary filter tank 1, a secondary filter tank 2 is arranged at the top of the primary filter tank 1, connecting lugs 4 which are matched with each other are fixedly arranged at the top of the primary filter tank 1 and the bottom of the secondary filter tank 2, the connecting lugs 4 at the upper side and the lower side are fixedly connected through screws, the primary filter tank 1 and the secondary filter tank 2 are connected through the connecting lugs 4 and the screws, the connection stability of the primary filter tank 1 and the secondary filter tank 2 is improved, the screws are screwed down at the same time, the filter cotton 13 and the activated carbon adsorption filler 16 inside the primary filter tank 1 are conveniently cleaned and replaced, a support frame 3 is fixedly sleeved below the outer part of the primary filter tank 1, two positioning holding tiles 7 are clamped above the inner part of the secondary filter tank 2, three primary filter screens 8 are clamped in the middle parts of the two positioning holding tiles 7, and three central filter screens 9 are fixedly arranged in the middle parts of the three primary filter screens 8, a slag discharge pipe 10 is movably sleeved outside the bottommost central pipe 9, the slag discharge pipe 10 penetrates the outside of the secondary filter tank 2, two metal supporting separation nets 17 are movably installed inside the primary filter tank 1, activated carbon adsorption filler 16 located in the middle of the two metal supporting separation nets 17 is filled inside the primary filter tank 1, filter cotton 13 located at the top of the metal supporting separation net 17 is clamped inside the primary filter tank 1, a drain valve is fixedly installed at the bottom end of the primary filter tank 1, a circulating water tank 11 located below the slag discharge pipe 10 is fixedly installed on the right side of the top of the support frame 3, an anti-clogging water pump 12 is fixedly installed on the right side of the circulating water tank 11, a circulating pipe 14 is fixedly sleeved at the output end of the anti-clogging water pump 12, one end of the circulating pipe 14 is located at the top of the secondary filter tank 2, the filter cotton 13 is clamped at the top of the circulating water tank 11, and impurities filtered by the primary filter net 8 are discharged along the slag discharge pipe 10, the sewage in the impurities is filtered through the filter cotton 13 at the top of the circulating water tank 11, the impurities can be directly cleaned, the sewage is guided into the secondary filter tank 2 again through the anti-blocking water pump 12, the filtering effect on the sewage is improved, the top end of the secondary filter tank 2 is in threaded connection with the water guide ring pipe 5, the middle part of the water guide ring pipe 5 is fixedly provided with the dispersing head 6, the dispersing head 6 is integrally conical, when the sewage is guided into the secondary filter tank 2, the sewage is blocked through the water guide ring pipe 5 to prevent the sewage from leaking, in addition, when the sewage falls, the flow direction of the sewage is limited through the dispersing head 6, the sewage mainly falls along the periphery of the dispersing head 6, the sewage is prevented from flowing into the slag discharge pipe 10 in large quantity, the inside of the secondary filter tank 2 is provided with cylindrical grooves matched with the positioning holding tiles 7, the inside of the positioning holding tiles 7 is provided with clamping grooves matched with the three primary filter screens 8, the position of the first-stage filter screen 8 is limited by the two positioning holding tiles 7, the stability of the first-stage filter screen 8 in working is ensured, the first-stage filter screen 8 can be conveniently taken out for cleaning by the positioning holding tiles 7, the cleaning difficulty is reduced, the height value of the central tube 9 is smaller than the distance value between two adjacent first-stage filter screens 8, the three first-stage filter screens 8 are all in inverted cones, the specifications of the three first-stage filter screens 8 are sequentially increased from top to bottom, sewage is filtered by the three first-stage filter screens 8, the filter cotton 13 and the activated carbon adsorption filler 16, the filtering effect on the sewage is improved, the three first-stage filter screens 8 are informed to be in inverted cones, impurities filtered from the top of the first-stage filter screens 8 can slide down to the middle and are discharged along the central tube 9, the effectiveness of the device is ensured, two positioning rings 15 matched with the metal supporting separation net 17 are fixedly arranged in the first-stage filter tank 1, the diameter value of the lower metal support separation net 17 is limited by the diameter value of the upper metal support separation net 17 in rainy days, the position of the metal support separation net 17 is limited by the two positioning rings 15, the stability of the metal support separation net 17 in working is guaranteed, the diameter value of the lower metal support separation net 17 is smaller than that of the upper metal support separation net 17, and the situation that the upper positioning ring 15 obstructs the lower metal support separation net 17 in installation is avoided.

In conclusion, when the shallow medium filter for water purification pretreatment is used, sewage is guided into the secondary filter tank 2 along the water guide ring pipe 5, the flow direction of the sewage is limited by the dispersion head 6 in the water guide ring pipe 5, the flow of the sewage entering the slag discharge pipe 10 is reduced, large-volume impurities in the sewage are filtered by the three primary filter screens 8 with sequentially increased specifications in the secondary filter tank 2, the impurities slide down along the inclined planes on the inner sides of the primary filter screens 8, enter the slag discharge pipe 10 along the central pipe 9 and fall to the top of the circulating water tank 11 along the bottom end of the slag discharge pipe 10, the impurities can be directly cleaned, the impurity content on the top of the primary filter screens 8 is reduced, the impurities are filtered by the filter cotton 13 on the top of the circulating water tank 11, moisture in the impurities enters the circulating water tank 11, and the moisture in the circulating water tank 11 is re-injected into the secondary filter tank 2 for filtering by the anti-clogging water pump 12, improve the filter effect, inside the sewage after 2 internal filtrations of secondary filter jar got into primary filter jar 1, filtered sewage once more through 1 internal filter pulp 13 of primary filter jar and active carbon adsorption filler 16, reduced the content of fine granule in the sewage, discharged sewage through the drain valve of 1 bottom of primary filter jar, can.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a shallow medium filter for water purification preliminary treatment, includes first grade filtration jar (1), its characterized in that: the top of the first-stage filter tank (1) is provided with a second-stage filter tank (2), a support frame (3) is fixedly sleeved below the outside of the first-stage filter tank (1), two positioning holding tiles (7) are clamped above the inside of the second-stage filter tank (2), three first-stage filter screens (8) are clamped in the middle of the two positioning holding tiles (7), a central pipe (9) is fixedly installed in the middle of each first-stage filter screen (8), a deslagging pipe (10) is movably sleeved outside the central pipe (9) at the lowest position, the deslagging pipe (10) penetrates through the outside of the second-stage filter tank (2), two metal supporting separation nets (17) are movably installed inside the first-stage filter tank (1), and activated carbon adsorption fillers (16) positioned in the middle of the two metal supporting separation nets (17) are filled in the inside of the first-stage filter tank (1), the inside joint of one-level filtration jar (1) has and is located the filtration cotton (13) at metal-support separation net (17) top, the bottom fixed mounting of one-level filtration jar (1) has the drain valve.

2. The shallow medium filter for water purification pretreatment of claim 1, wherein: the top of one-level filtration jar (1) and the bottom fixed mounting of second grade filtration jar (2) have engaging lug (4) of mutually supporting, and engaging lug (4) of the downside pass through screw fixed connection.

3. The shallow medium filter for water purification pretreatment of claim 1, wherein: the right side fixed mounting at support frame (3) top has circulation tank (11) that are located scum pipe (10) below, the right side fixed mounting of circulation tank (11) has anti-clogging water pump (12), and the fixed cover of output that prevents clogging water pump (12) is equipped with circulating pipe (14), the one end of circulating pipe (14) is located the top of secondary filter jar (2), the top joint of circulation tank (11) has filter pulp (13).

4. The shallow medium filter for water purification pretreatment of claim 1, wherein: the top end of the secondary filter tank (2) is in threaded connection with a water guide ring pipe (5), a dispersion head (6) is fixedly mounted in the middle of the water guide ring pipe (5), and the dispersion head (6) is integrally conical.

5. The shallow medium filter for water purification pretreatment of claim 1, wherein: the inside of second grade filter jar (2) is seted up the cylinder groove of mutually supporting with location armful tile (7), the inside of location armful tile (7) is seted up the draw-in groove of mutually supporting with three one-level filter screen (8).

6. The shallow medium filter for water purification pretreatment of claim 1, wherein: the height value of center tube (9) is less than the distance value between two adjacent one-level filter screen (8), and is three the shape of one-level filter screen (8) is the toper of invering, and is three the specification of one-level filter screen (8) increases from top to bottom in proper order.

7. The shallow medium filter for water purification pretreatment of claim 1, wherein: the inside fixed mounting of one-level filtration jar (1) has two and metal support to separate position circle (15) that net (17) mutually supported, below the metal support separates the diameter value of rain top metal support that net (17) separates the diameter value of net (17).