CN212102242U - A construction site waste water collection and treatment device - Google Patents

Abstract

The utility model relates to the technical field of wastewater treatment on construction sites, and more particularly, to a wastewater collection and treatment device for construction sites, comprising a bottom plate, a support, a separation device and a centrifugal device. There is a centrifugal cavity between the bottom plate and the screw rod. The utility model adopts the design of the second spiral leaf outside the screw rod and the design of the filter screen inside the second spiral leaf, so that in the process of screw extrusion, dehydration and transportation of sewage, the small and The impurities are filtered through the filter screen, and the compression of solid impurities is completed at the same time. The effect is more obvious. The arc-shaped transition cavity design effectively makes the purified sewage enter the centrifugal cavity through the connecting pipe, and the second motor drives the centrifugal cavity in the centrifugal cavity. The inside of the rack rotates to centrifuge the sewage after preliminary filtration, so as to effectively filter and separate the fine impurities suspended in the sewage, which is simple, practical and convenient, and has a higher purification and filtration effect.

Description

A construction site waste water collection and treatment device

technical field

The utility model relates to the technical field of construction site wastewater treatment, more particularly, to a construction site wastewater collection and treatment device.

Background technique

Wastewater refers to the unusable water caused by pollution, and there are many reasons for the generation of sewage, including domestic sewage, industrial sewage and construction site wastewater. Most of the sewage from the construction site is directly discharged into the sewage or sewage, and a large amount of sediment remaining in the sewage can easily block the sewage guide, and the use of sewage pools to store water takes up a large area, lacking an effective construction site waste cement sand However, the screw rod of the general spiral mud water filter is made of metal material, which cannot filter the impurities with small particles in the sewage, so that the filtered sewage is prone to residual fine particles and fine sand floating in the sewage. The purification effect is not complete, and there are improvements. For this reason, we propose a wastewater collection and treatment device for construction sites.

Utility model content

In order to overcome the deficiencies in the prior art, the utility model provides a waste water collection and treatment device for construction sites with simple structure and good filtering effect.

In order to solve the above-mentioned technical problems, the technical scheme adopted by the present utility model is:

A waste water collection and treatment device for construction sites, comprising a bottom plate, a bracket, a separation device and a centrifugal device, the separation device is erected above the bottom plate through a bracket, and the centrifugal device is arranged below the separation device; the inner cavity of the separation device rotates A rotating rod is connected, the rotating rod is provided with a helical leaf, one end of the rotating rod penetrates the side wall of the separation device and extends to the outside of the separation device, and the through end of the rotating rod is connected with the output end of the first motor, and the separation device is close to the second A discharge chamber is provided on one side of the motor, and a slag discharge pipe is connected to the bottom of the discharge chamber. A feed port is provided on the side of the separation device away from the first motor. The connecting pipe connects the separation device and the centrifugal device in a conductive manner; the centrifugal device is erected above the bottom plate through a centrifugal rack, a second motor is arranged below the centrifugal device, a filter bucket is arranged in the centrifugal device, and the inner side wall of the filter bucket is provided with a second motor. There is a layer of filter membrane, the output end of the second motor is detachably connected to the filter bucket, the bottom of the centrifugal device is connected with a water outlet pipe, the water outlet pipe is communicated with the input end of the delivery pump, and the output end of the delivery pump is connected with the water outlet Connected.

Further, one end of the inner cavity of the separation device close to the discharge cavity is provided with an arc-shaped transition structure as an arc-shaped transition cavity.

Further, the inner helical blade of the separating device is adapted to the shape of the inner cavity; the helical blade includes a first helical blade and a second helical blade, so that the first helical blade has the same height and is continuous, and the second helical blade has the same height. High descending and continuous, the first helical lobe is continuous with the second helical lobe.

Further, the second helical blade is provided with filter holes, and the filter holes are sequentially smaller in diameter according to the material conveying direction.

Further, the top end of the inner wall of the arc-shaped transition cavity is provided with a first cleaning head, the first cleaning head is communicated with a conveying pipe through a conduit, and the other end of the conveying pipe is connected with a water outlet.

Further, a pipeline valve is provided on the conveying pipe.

Further, the rotating rod is partially provided with a discharging paddle through the discharging cavity, and the discharging paddle is evenly arranged on the rotating rod.

Further, the upper end of the connecting pipe is provided with a filter screen.

Further, the end face of the filter screen is smoothly connected with the inner cavity of the separation device.

Further, the inner wall of the centrifugal device is provided with a second cleaning head, and the water outlet direction of the second cleaning head faces the filter bucket.

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

The utility model provides a waste water collection and treatment device for construction sites. Through the design of the second helical blade outside the screw rod and the design of the filter screen inside the second helical blade, in the process of screw extrusion, dehydration and transportation of the sewage, the sewage is removed. The fine impurities in the filter are filtered through the filter screen, and the compression of solid impurities is completed at the same time. The effect is more obvious. The arc-shaped transition cavity design is conducive to the separation of sewage and impurities. The sewage enters the centrifugal device through the connecting pipe, and passes through the second The motor drives the filter barrel to rotate, and centrifuges the sewage after preliminary filtration, so as to effectively filter and separate the fine impurities suspended in the sewage, which is simple, practical and convenient, and has a higher purification and filtration effect. The second motor drives the filter barrel to rotate, so as to realize the rapid separation of water and magazines under the cooperation of centrifugal force and filter membrane, and the cooperation of centrifugal force and filter membrane makes sewage treatment efficient and effective; The setting of the head realizes the cleaning of the sludge and dirt in the filter barrel, and the cleaning of the second spiral blade is realized by the setting of the second cleaning head.

Description of drawings

1 is a schematic diagram of a construction site waste water collection and treatment device provided by the utility model;

FIG. 2 is a cross-sectional view of the second helical blade.

In the figure: 1 is the bottom plate, 2 is the bracket, 3 is the separation device, 4 is the centrifugal device, 5 is the rotating rod, 6 is the first motor, 7 is the discharge chamber, 8 is the slag discharge pipe, 9 is the feed port, 10 is a connecting pipe, 11 is a centrifugal rack, 12 is a second motor, 13 is a filter bucket, 14 is a water outlet, 15 is a delivery pump, 16 is a water outlet, 17 is an arc transition cavity, 18 is the first spiral blade, 19 is the second spiral blade, 20 is the filter hole, 21 is the first cleaning head, 22 is the conduit, 23 is the conveying pipe, 24 is the pipeline valve, 25 is the discharge paddle, 26 is the filter screen, 27 is the second Clean the head.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

As shown in Figures 1-2, a wastewater collection and treatment device for construction sites includes a bottom plate 1, a bracket 2, a separation device 3 and a centrifugal device 4. The separation device 3 is erected above the bottom plate 1 through the bracket 2, and the centrifugal device The device 4 is arranged below the separation device 3; the inner cavity of the separation device 3 is rotatably connected with a rotating rod 5, the rotating rod 5 is provided with a helical leaf, and one end of the rotating rod 5 penetrates the side wall of the separation device 3 and extends to the separation Outside the device 3, the penetrating end of the rotating rod 5 is connected to the output end of the first motor 6, the separation device 3 is provided with a discharge chamber 7 on the side close to the first motor 6, and a slag discharge pipe is connected below the discharge chamber 7 8. A feed port 9 is provided on the side of the separation device 3 away from the first motor 6, and a connecting pipe 10 is provided below the middle of the separation device 3, and the connecting pipe 10 connects the separation device 3 and the centrifugal device 4 in a conductive manner. The centrifugal device 4 is set up above the bottom plate 1 through the centrifugal rack 11, a second motor 12 is arranged below the centrifugal device 4, a filter barrel 13 is provided in the centrifugal device 4, and the inner wall of the filter barrel 13 is provided with a layer of filter membrane , the output end of the second motor 12 is detachably connected to the filter barrel 13, the bottom of the centrifugal device 4 is connected with a water outlet pipe 14, the water outlet pipe 14 is communicated with the input end of the delivery pump 15, and the output end of the delivery pump 15 It communicates with the water outlet 16 .

In this embodiment, one end of the inner cavity of the separation device 3 close to the discharge cavity 7 is set as an arc-shaped transition structure as the arc-shaped transition cavity 17 . The inner helical blade of the separating device 3 is adapted to the shape of the inner cavity; the helical blade includes a first helical blade 18 and a second helical blade 19, so that the tooth height of the first helical blade 18 is equal and continuous, and the second helical blade The tooth height of 19 is decreasing and continuous, and the first helical blade 18 and the second helical blade 19 are continuous. The second helical blade 19 is provided with filter holes 20, and the filter holes 20 become smaller in diameter according to the material conveying direction. The top of the inner wall of the arc-shaped transition cavity 17 is provided with a first cleaning head 21 , the first cleaning head 21 communicates with the conveying pipe 23 through the conduit 22 , and the other end of the conveying pipe 23 communicates with the water outlet 16 . A pipeline valve 24 is provided on the conveying pipe 23 .

In this embodiment, the rotating rod 5 is partially provided with a discharging paddle 25 extending through the discharging cavity 7 , and the discharging paddle 25 is uniformly arranged on the rotating rod 5 .

In this embodiment, the upper end of the connecting pipe 10 is provided with a filter screen 26 . The upper end surface of the filter screen 26 is smoothly connected with the inner cavity of the separation device 3 .

In this embodiment, the inner wall of the centrifugal device 4 is provided with a second cleaning head 27 , and the water outlet direction of the second cleaning head 27 faces the filter barrel 13 .

In this embodiment, the bottom of the filter bucket 13 is provided with a sewage outlet, and the side wall of the centrifugal device 4 is provided with a sewage outlet correspondingly, so as to facilitate the regular cleaning of the filter residue without the filter membrane; vent.

The words "front", "rear", "left", "right", "upper" and "lower" used in the description of this embodiment refer to the directions indicated in the drawings, the words "bottom" and "top" ", "inside" and "outside" refer to directions toward or away from the geometric center of a particular part, respectively.

Only the preferred embodiments of the present utility model have been described in detail above, but the present utility model is not limited to the above-mentioned embodiments, and within the scope of knowledge possessed by those of ordinary skill in the art, it is also possible to do so without departing from the purpose of the present utility model. Various changes are made below, and all changes should be included within the protection scope of the present invention.

Claims (10)

1. A wastewater collection and treatment device for construction sites, characterized in that it comprises a bottom plate (1), a bracket (2), a separation device (3) and a centrifugal device (4), the separation device (3) passing through the bracket (2) ) is erected above the bottom plate (1), the centrifugal device (4) is arranged below the separation device (3); the inner cavity of the separation device (3) is rotatably connected with a rotating rod (5), and the rotating rod (5) is connected to the rotating rod (5). A spiral blade is provided, one end of the rotating rod (5) penetrates the side wall of the separating device (3) and extends to the outside of the separating device (3), and the through end of the rotating rod (5) is connected to the output end of the first motor (6). , the separation device (3) is provided with a discharge cavity (7) on one side close to the first motor (6), and a slag discharge pipe (8) is communicated below the discharge cavity (7). The separation device (3) ) is provided with a feeding port (9) on the side away from the first motor (6), and a connecting pipe (10) is provided under the middle of the separating device (3), and the connecting pipe (10) connects the separating device (3) and the The centrifugal device (4) is electrically connected; the centrifugal device (4) is erected above the bottom plate (1) through the centrifugal rack (11), and a second motor (12) is arranged below the centrifugal device (4). The centrifugal device (4) A filter barrel (13) is provided inside, a layer of filter membrane is arranged on the inner side wall of the filter barrel (13), the output end of the second motor (12) is detachably connected to the filter barrel (13), and the centrifugal device ( 4) A water outlet pipe (14) is connected to the bottom, the water outlet pipe (14) is communicated with the input end of the delivery pump (15), and the output end of the delivery pump (15) is communicated with the water outlet (16). 2. A waste water collection and treatment device for construction sites according to claim 1, characterized in that: one end of the inner cavity of the separation device (3) close to the discharge cavity (7) is set as an arc-shaped transition structure as an arc-shaped transition cavity (17). 3. A waste water collection and treatment device for construction sites according to claim 2, characterized in that: the inner helical blade of the separation device (3) is adapted to the shape of the inner cavity; the helical blade comprises a first helical blade ( 18) and the second helical blade (19), so that the tooth height of the first helical blade (18) is equal and continuous, the tooth height of the second helical blade (19) is decreasing and continuous, and the first helical blade (18) and the The second helical leaf (19) is continuous. 4 . The wastewater collection and treatment device for construction sites according to claim 3 , wherein the second spiral blade ( 19 ) is provided with a filter hole ( 20 ), and the filter hole ( 20 ) is transported according to the material. 5 . The directional aperture becomes smaller sequentially. 5. A waste water collection and treatment device for construction sites according to claim 2, characterized in that: a first cleaning head (21) is provided at the top of the inner wall of the arc-shaped transition cavity (17), and the first cleaning head (21) is communicated with the conveying pipe (23) through the conduit (22), and the other end of the conveying pipe (23) is communicated with the water outlet (16). 6 . The wastewater collection and treatment device for construction sites according to claim 5 , wherein a pipeline valve ( 24 ) is arranged on the conveying pipe ( 23 ). 7 . 7 . The wastewater collection and treatment device for construction sites according to claim 1 , wherein the rotating rod ( 5 ) penetrates through the discharge cavity ( 7 ) and is partially provided with a discharge paddle ( 25 ). The discharging paddle (25) is uniformly arranged on the rotating rod (5). 8 . The wastewater collection and treatment device for construction sites according to claim 1 , wherein a filter screen ( 26 ) is arranged on the upper end of the connecting pipe ( 10 ). 9 . 9 . The wastewater collection and treatment device for construction sites according to claim 8 , wherein the upper end surface of the filter screen ( 26 ) is smoothly connected to the inner cavity of the separation device ( 3 ). 10 . 10. A waste water collection and treatment device for construction sites according to claim 1, characterized in that: the inner wall of the centrifugal device (4) is provided with a second cleaning head (27), and the second cleaning head (27) The water outlet direction is towards the filter bucket (13).

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