CN218794488U - Sewage treatment plant for building construction site - Google Patents

Abstract

The utility model belongs to the technical field of sewage treatment and specifically relates to a sewage treatment plant for building construction site is related to, it includes the box, the box top is equipped with the water inlet, the box is close to and is equipped with the delivery port on the lateral wall of bottom, top-down interval has set gradually metal filters, cotton fiber filter layer and non-woven fabrics filter layer in the box inner chamber, the box top is equipped with the clean mechanism that is used for clean metal filters, metal filters one side is provided with the collection mechanism that is used for collecting the impurity that metal filters out. This application has the effect of the filter layer in the cleaning device of being convenient for.

Description

Sewage treatment plant for building construction site

Technical Field

The utility model relates to a sewage treatment's field especially relates to a sewage treatment plant for building construction site.

Background

In a building site, more sewage is generated along with the progress of building construction, and the generated sewage mainly comes from water for production construction and water for production machinery. Contain more cement, iron fillings and grit granule in these sewage, many building sites all are with sewage direct discharge after simple filtration, so not only can cause environmental pollution, still can lead to the waste of water resource.

To this end, chinese patent No. CN207056113U discloses a sewage treatment device for construction site, which has the technical essential that: including the bin, all have the opening about the bin, the inside bottom side of bin is equipped with sand layer, cotton fiber filter layer, non-woven fabrics filter layer and metal filters from last to down in succession. When sewage is treated, sewage is injected into the storage box, and is subjected to gradual penetration filtration sequentially through the sand layer, the cotton fiber filtering layer, the non-woven fabric filtering layer and the metal filter screen, so that particles such as slurry, sand and stone in the sewage can be filtered out in the penetration process, and the water quality is improved.

According to the related technology, the inventor thinks that the filter layers are arranged in sequence and distributed densely, and after the sewage is filtered for a period of time, the filtered impurities are accumulated in the filter layers, so that the cleaning is difficult.

SUMMERY OF THE UTILITY MODEL

In order to improve the difficult problem of clearing up of sewage treatment plant inner filter layer, this application provides a sewage treatment plant for building construction site.

The application provides a pair of sewage treatment plant for building construction site adopts following technical scheme:

the utility model provides a sewage treatment plant for construction site, includes the box, the box top is equipped with the water inlet, the box is close to and is equipped with the delivery port on the lateral wall of bottom, top-down interval has set gradually metal filters, cotton fiber filter layer and non-woven fabrics filter layer in the box inner chamber, the box top is equipped with the clean mechanism that is used for clean metal filters, metal filters one side is provided with the collection mechanism that is used for collecting the impurity that metal filters crosses.

By adopting the technical scheme, sewage entering the device sequentially passes through the metal filter screen, the cotton fiber filter layer and the non-woven fabric filter layer, most particle impurities such as scrap iron, sand and stones and the like can be filtered out after the sewage passes through the metal filter screen, and the sewage can be further filtered after passing through the cotton fiber filter layer and the non-woven fabric filter layer, so that the water quality is improved; the cleaning mechanism at the top of the box body can effectively clean impurities such as scrap iron, gravels and the like filtered out from the metal filter screen, and reduce the possibility of blockage of the metal filter screen; the cleaned impurities fall into the collecting mechanism, so that the accumulation of the impurities on the metal filter screen is effectively reduced; the filter layers are arranged in the box body at intervals, so that the problem that filtered impurities are easy to accumulate due to the fact that the filter layers are tightly arranged together is solved.

Optionally, the cleaning mechanism comprises a guide rail, a slider, a brush body and an electric telescopic rod, the guide rail is arranged on the inner wall of the box body above the metal filter screen and is parallel to the metal filter screen, the slider is arranged on the guide rail in a sliding mode, the brush body is arranged on the slider, bristles of the brush body are abutted to the top surface of the metal filter screen, the electric telescopic rod is arranged parallel to the guide rail, one end of the electric telescopic rod is fixedly connected to the inner wall of the box body, and the other end of the electric telescopic rod is fixedly connected with the brush body.

Through adopting above-mentioned technical scheme, electric telescopic handle drives the brush body and makes reciprocating linear motion, and the brush hair on the brush body then cleans up the impurity on the metal filters ceaselessly, and the stability of brush body motion is helped promoting in being provided with of guide rail and slider.

Optionally, the metal filter screen is obliquely arranged in the inner cavity of the box body, and the collecting mechanism is arranged on the lower side of the metal filter screen.

Through adopting above-mentioned technical scheme, impurity in the sewage can constantly lapse under the effect of gravity when the metal filters, and the impurity that clean mechanism cleared up out also can constantly lapse under the effect of gravity, is convenient for collect the mechanism and collects the impurity on the metal filters.

Optionally, the collecting mechanism comprises a slide rail and a collecting box, a square hole for placing the collecting box is formed in the side face of the box body, the slide rail is fixedly arranged on the inner wall of the box body corresponding to the square hole, sliding grooves matched with the slide rail are formed in the upper end opening and the two sides of the collecting box, and the lower end of the metal filter screen is located above the opening of the collecting box.

Through adopting above-mentioned technical scheme, collect the box and can be used to collect the impurity that filters out on the metal filter screen, collect the box and be sliding fit's detachable construction with the box, when the impurity of collecting the box internal storage is more, can be with collecting the box roll-off to empty inside impurity, will collect the box again and pack into the box and can continue to handle sewage, reduced accumulational impurity in the box effectively, reduced the maintenance frequency, the device continuous use of being convenient for.

Optionally, the bottom of the collecting box is provided with a draining hole.

Through adopting above-mentioned technical scheme for the sewage that gets into in the collection box can be discharged through the waterlogging caused by excessive rainfall hole, has effectively slowed down the speed that the collection box was piled up, helps reducing the clearance frequency of collecting the box.

Optionally, the box body includes a main body portion and a top cover arranged on the main body portion, the water inlet is arranged on the top cover, and the water outlet is arranged on the main body portion.

By adopting the technical scheme, the top cover can be conveniently and periodically opened to clean the bristles of the cleaning mechanism, impurities attached to the bristles are removed, the cleaning effect of the bristles is guaranteed, and the cleaning efficiency is improved.

Optionally, the cotton fiber filter layer and the non-woven fabric filter layer can be detachably arranged in the inner cavity of the box body, and the side wall of the box body is provided with a first mounting hole for dismounting the cotton fiber filter layer and a second mounting hole for dismounting the non-woven fabric filter layer.

Through adopting above-mentioned technical scheme, earlier with cotton fiber filter layer in inserting the box from first mounting hole before the sewage treatment, insert the non-woven fabrics filter layer in the box from the second mounting hole, handle a period sewage after, can take out cotton fiber filter layer from first mounting hole, take out the non-woven fabrics filter layer from the second mounting hole, pack cotton fiber filter layer and non-woven fabrics filter layer into the box after the clearance again, this kind of detachable construction is convenient for clear up cotton fiber filter layer and non-woven fabrics filter layer, help improving sewage treatment efficiency.

Optionally, a water guide plate is fixedly arranged on the inner wall of the box body above the first mounting hole and the second mounting hole.

Through adopting above-mentioned technical scheme, the flow direction of sewage on the lateral wall can be changed in the setting of water deflector, makes sewage flow down along the water deflector, has effectively improved the problem of leaking of box lateral wall mounting hole department.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the metal filter screen, the cotton fiber filter layer and the non-woven fabric filter layer are arranged in the box body at intervals, so that the problem that filtered impurities are easy to accumulate due to the fact that the filter layers are tightly arranged together is effectively solved; the cleaning device is arranged on the upper side of the metal filter screen, so that impurities filtered out of the metal filter screen can be effectively cleaned, and the possibility that the metal filter screen is blocked is reduced.

2. The cotton fiber filter layer and the non-woven fabric filter layer are detachable and easy to clean, and the sewage treatment efficiency is effectively improved.

3. The collecting box is detachably arranged in the box body, so that impurities in the collecting box can be conveniently cleaned, the maintenance frequency is reduced, and the device can be conveniently and continuously used.

Drawings

FIG. 1 is a schematic view of the overall structure of a sewage treatment apparatus according to an embodiment of the present application.

FIG. 2 is a schematic view showing a maintenance state of the sewage treatment apparatus of FIG. 1.

Fig. 3 is a schematic structural view of the main body part in fig. 1.

Reference numerals: 1. a box body; 11. a main body portion; 111. a water inlet; 112. a water outlet; 12. a top cover; 13. a first mounting hole; 14. a second mounting hole; 2. a metal filter screen; 3. a cotton fiber filter layer; 4. a non-woven fabric filter layer; 5. a cleaning mechanism; 51. a guide rail; 52. a slider; 53. a brush body; 54. an electric telescopic rod; 6. a collection mechanism; 61. a slide rail; 62. a collection box; 621. a chute; 622. draining holes; 623. a handle; 63. a square hole; 7. a water guide plate; 8. a drain valve; 9. a first bump; 10. and a second bump.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses sewage treatment plant for building construction site. Referring to fig. 1, the sewage treatment device for the construction site comprises a box body 1, wherein the box body 1 comprises a main body part 11 and a top cover 12, a water inlet 111 is formed in the top cover 12, a water outlet 112 is formed in the side wall, close to the bottom, of the main body part 11, and a drain valve 8 is installed on the water outlet 112 and used for controlling the discharge of treated water. Referring to fig. 2, a metal filter screen 2, a cotton fiber filter layer 3 and a non-woven fabric filter layer 4 are sequentially arranged in the inner cavity of the main body portion 11 from top to bottom at intervals, so that impurity particles filtered from top to bottom gradually become smaller, impurities in sewage can be effectively filtered, and water quality is improved. The main body 11 is provided with a cleaning mechanism 5 for cleaning the metal filter 2 above the metal filter 2, which helps to reduce clogging of the metal filter 2. The main body 11 is also provided with a collecting mechanism 6 corresponding to the metal filter screen 2, so as to collect impurities sliding down from the metal filter screen 2. Meanwhile, the three filter screens are arranged at intervals, so that the accumulation of impurities among the filter screens can be effectively reduced, the sewage can smoothly pass through each filter layer, and the sewage treatment efficiency is improved.

Referring to fig. 2 and 3, the metal filter screen 2 is welded in the inner cavity of the main body part 11 in an inclined manner, the upper end of the collecting mechanism 6 is lapped with the lower side of the metal filter screen 2, the collecting mechanism 6 comprises a slide rail 61 and a collecting box 62, a square hole 63 for placing the collecting box 62 is formed in the side surface of the main body part 11, the number of the slide rails 61 is two, and the slide rail 61 is fixedly connected to the inner wall of the main body part 11 through bolts corresponding to the square hole 63. The upper end of the collecting box 62 is opened, and the two sides of the bottom are provided with sliding chutes 621 matched with the sliding rails 61; through the cooperation of slide rail 61 and spout 621 for collect box 62 and possess the ability of gliding roll-off box 1, be convenient for clear away and collect the interior accumulational impurity of box 62, improved effectively and collected mechanism 6 and piled up and can influence the filterable problem of sewage after the impurity. Further, in order to facilitate the insertion and removal of the collection box 62, a handle 623 is provided on the side of the collection box 62.

Referring to fig. 1 and 2, when the sewage discharge speed of the water inlet 111 is fast, the inside of the collecting box 62 can enter impurities and also can enter part of sewage which is not filtered in time, so that the bottom of the collecting box 62 is provided with draining holes 622, the sewage entering the collecting box 62 can be discharged through the draining holes 622 to be filtered in the next step, the speed of the collecting box 62 which is fully piled is effectively slowed down, and the collecting box 62 can be replaced for a long time.

Referring to fig. 2, the cleaning mechanism 5 includes two guide rails 51, a slider 52, a brush 53 and an electric telescopic rod 54, the two guide rails 51 in the cleaning mechanism 5 are respectively disposed on the inner walls of the two sides of the main body 11 above the metal filter screen 2 by bolts, and are disposed parallel to the metal filter screen 2. The slider 52 is provided with a groove, and the slider 52 is clamped on the guide rail 51 through the sliding fit of the groove and the guide rail 51. The brush body 53 is fixedly connected to the bottom of the sliding block 52 through a bolt, the length specification of the brush body 53 is matched with the width of the metal filter screen 2, and the brush bristles of the brush body 53 are abutted to the top surface of the metal filter screen 2. In order to reduce the accumulation of impurities on the bristles, the top cover 12 of the box body 1 is hinged on the main body part 11 of the box body 1, so that the bristles of the cleaning mechanism 5 can be cleaned conveniently by opening the top cover 12. The electric telescopic rod 54 is arranged in parallel with the guide rail 51, one end of the electric telescopic rod 54 is fixedly connected to the inner wall of the main body part 11 close to one side of the collecting mechanism 6 through a bolt, and the other end of the electric telescopic rod 54 is connected with the brush body 53 through a bolt. The electric telescopic rod 54 can enable the brush body 53 to smoothly clean impurities on the metal filter screen 2 in a reciprocating mode, and the arrangement of the guide rail 51 and the sliding block 52 is helpful for enabling the brush body 53 to move more stably, so that the cleaning efficiency is effectively ensured.

Referring to fig. 2 and 3, the metal filter net 2 is cleaned by the bristles of the brush body 53, and if the cotton fiber filter layer 3 and the non-woven fabric filter layer 4 are cleaned by the reciprocating motion of the brush body 53, the structure of the filter layers is damaged, and the sewage treatment effect is greatly influenced. Therefore, in order to ensure the filtering effect of the cotton fiber filter layer 3 and the nonwoven fabric filter layer 4, the cotton fiber filter layer 3 and the nonwoven fabric filter layer 4 are detachably provided in the main body portion 11 in the present embodiment. The cotton fiber filter layer 3 and the non-woven fabric filter layer 4 are the same in structure and comprise a frame body and filler, the frame body is filled with the filler, the filler inside the cotton fiber filter layer 3 is cotton fiber, and the filler inside the non-woven fabric filter layer 4 is non-woven fabric. The side wall of the main body part 11 is provided with a first mounting hole 13 for dismounting the cotton fiber filter layer 3 and a second mounting hole 14 for dismounting the non-woven fabric filter layer 4, one side of the inner wall of the main body part 11, which is opposite to the mounting hole, is fixedly provided with a first lug 9 and a second lug 10, the first lug 9 and the second lug 10 are respectively positioned at the lower sides of the cotton fiber filter layer 3 and the non-woven fabric filter layer 4 after mounting, and the movement of the cotton fiber filter layer 3 and the non-woven fabric filter layer 4 in the main body part 11 is limited. In order to facilitate the removal of the cotton fiber filter layer 3 and the nonwoven fabric filter layer 4 from the main body 11, the lengths of the cotton fiber filter layer 3 and the nonwoven fabric filter layer 4 are slightly longer than the distance between the inner wall of the main body 11 where the first mounting hole 13 is formed and the inner wall where the first projection 9 is formed.

Since water is easily leaked from the inner wall of the body 11 due to the first mounting hole 13 and the second mounting hole 14, the water guide plate 7 is welded to the inner wall of the body 11 obliquely above the first mounting hole 13 and the second mounting hole 14. The water guide plate 7 is of a flat plate-shaped structure, one side of the water guide plate 7 is welded on the inner wall of the main body part 11, and the other side of the water guide plate 7 is positioned above the filter layer, so that sewage can flow down along the water guide plate 7, and the problem of water leakage of the side wall of the main body part 11 is effectively solved.

The utility model provides a sewage treatment plant's for building construction site implementation principle does: before sewage treatment, the collecting box 62 is slid into the box body 1 along the slide rail 61, and then the cotton fiber filter layer 3 and the nonwoven fabric filter layer 4 are inserted into the main body 11 from the first mounting hole 13 and the second mounting hole 14, respectively. During sewage treatment, with sewage drainage water inlet 111, impurity such as great grit granule in the sewage can be filtered out by metal filters 2, because metal filters 2 are the slope, the impurity that is filtered out slips into under the action of gravity and collects box 62 in, with the brush body 53 of metal filters 2 butt constantly clear up metal filters 2 under electric telescopic handle 54's drive, with some impurity brushes that block up on metal filters 2 collect in the box 62. Some sewage that is not filtered in time enters the collection box 62 and is discharged through the draining holes 622; after passing through the metal filter screen 2, the sewage reaches the cotton fiber filter layer 3, and impurities such as sand, stone, cement and the like in the sewage are further filtered. Then the sewage reaches the non-woven fabric filter layer 4, smaller impurities such as cement particles and the like are fully filtered, the water after the third filtering is stored at the bottom of the box body 1, and when the water needs to be used, the drain valve 8 of the water outlet 112 is opened.

The above is a preferred embodiment of the present application, and the scope of protection of the present application is not limited by the above, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a sewage treatment plant for building construction site, includes box (1), box (1) top is equipped with water inlet (111), box (1) is close to and is equipped with delivery port (112) on the lateral wall of bottom, a serial communication port, top-down interval is provided with metal filters (2), cotton fiber filter layer (3) and non-woven fabrics filter layer (4) in proper order in box (1) inner chamber, box (1) top is equipped with clean mechanism (5) that are used for clean metal filters (2), metal filters (2) one side is provided with and is used for collecting mechanism (6) of collecting the impurity that metal filters (2) filtered out.

2. The sewage treatment device for the building construction site according to claim 1, wherein the cleaning mechanism (5) comprises a guide rail (51), a slide block (52), a brush body (53) and an electric telescopic rod (54), the guide rail (51) is arranged on the inner wall of the box body (1) above the metal filter screen (2) and is arranged in parallel with the metal filter screen (2), the slide block (52) is arranged on the guide rail (51) in a sliding manner, the brush body (53) is arranged on the slide block (52), the bristles of the brush body (53) are abutted against the top surface of the metal filter screen (2), the electric telescopic rod (54) is arranged in parallel with the guide rail (51), one end of the electric telescopic rod (54) is fixedly connected on the inner wall of the box body (1), and the other end of the electric telescopic rod is fixedly connected with the brush body (53).

3. The sewage treatment device for the construction site according to claim 1 or 2, wherein the metal filter screen (2) is obliquely arranged in an inner cavity of the box body (1), and the collecting mechanism (6) is arranged on a lower side of the metal filter screen (2).

4. The sewage treatment device for the building construction site according to claim 3, wherein the collecting mechanism (6) comprises a slide rail (61) and a collecting box (62), a square hole (63) for placing the collecting box (62) is formed in the side surface of the box body (1), the slide rail (61) is fixedly arranged on the inner wall of the box body (1) corresponding to the square hole (63), the upper end of the collecting box (62) is opened, sliding grooves (621) matched with the slide rail (61) are formed in two sides of the collecting box (62), and the lower end of the metal filter screen (2) is positioned above the opening of the collecting box (62).

5. The sewage treatment apparatus for use in construction sites according to claim 4, wherein the bottom of the collecting box (62) is provided with a draining hole (622).

6. The sewage treatment apparatus for construction sites according to claim 2, wherein the tank body (1) includes a main body portion (11) and a top cover (12) provided on the main body portion (11) with a movable cover, the water inlet (111) is provided on the top cover (12), and the water outlet (112) is provided on the main body portion (11).

7. The sewage treatment device for the building construction site according to claim 1, wherein the cotton fiber filter layer (3) and the non-woven fabric filter layer (4) are detachably arranged in an inner cavity of the box body (1), and a first mounting hole (13) for dismounting and mounting the cotton fiber filter layer (3) and a second mounting hole (14) for dismounting and mounting the non-woven fabric filter layer (4) are arranged on the side wall of the box body (1).

8. The sewage treatment device for the building construction site according to claim 7, wherein a water guide plate (7) is fixedly arranged on the inner wall of the box body (1) above the first mounting hole (13) and the second mounting hole (14).

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