CN208120930U - A kind of biological treatment device - Google Patents

Abstract

The utility model discloses a kind of biological treatment devices, including raw water tank, anaerobic pond, anoxic pond, center tank, aerobic tank, sedimentation basin and the effluent trough being sequentially communicated, the inside left-end of the sedimentation basin is connected with metal screen, the outside of the metal screen is equipped with inclined plate, has been respectively and fixedly connected with first partition and second partition at left and right sides of the inner lower edge of the sedimentation basin.The biological treatment device, pass through the cooperation of metal screen, inclined plate and first partition, waste liquid is entered in sedimentation basin in backlash to metal screen by water inlet line, barrier is filtered to the larger impurity in sewage by metal screen, it is stranded in impurity on metal screen, it flow on the inner wall of inclined plate by the filtered sewage of metal screen and is flowed downward by inclined-plane, prolong sedimentation basin to flow down, slow down impact force when sewage falls, excessive water flow fluctuation is avoided, the sedimentation effect of the intracavitary sludge of sludge settling is increased.

Description

A kind of biological treatment device

Technical field

The utility model relates to water-treatment technology field, specially a kind of biological treatment device.

Background technique

As the enterprise that industrial park is entered in recent years increases, while along with economic development, urban wastewater discharge Continue to increase, Urban Water Environment is heavily contaminated, and effluent problem has been China one severe environmental protection and economic problems. Due to cost of sewage disposal height, financial input is hard to carry on, so that wastewater treatment in China rate is very low, the cost of sewage treatment and place Reason efficiency greatlys restrict the development of sewage treatment industry.Therefore, research and development cost is low, the sewage that speed is fast, high-efficient New Process for Treatment, new equipment are the developing direction of sewage treatment industry, and sewage precipitation device is to be acted on using gravitational settling by density The suspended particulate bigger than water is removed from water, is one of sewage treatment link, and in existing sedimentation basin, sewage is directly filled with pond Interior, larger impurity not can be removed, and waves to can not filter on the water surface, and cause excessive buckles when flowing into pond, causes Water level fluctuation is larger, and putting the pond domestic demand long period can reach sedimentation effect, increases the sedimentation time.

Utility model content

The purpose of this utility model is to provide a kind of biological treatment devices, to solve to propose in above-mentioned background technique The problem of.

To achieve the above object, the utility model provides the following technical solutions：A kind of biological treatment device, including according to Raw water tank, anaerobic pond, anoxic pond, center tank, aerobic tank, sedimentation basin and the effluent trough of secondary connection, the sedimentation basin Left side top and right end extend through and be connected with water inlet line and water purification discharge pipe, the left end of the sedimentation basin is connected with sludge Suction tube, the top of the sedimentation basin are connected with cover board, and the left end of the cover board offers salvaging mouth, the inside of the sedimentation basin Left end is connected with metal screen, and the outside of the metal screen is equipped with inclined plate, the inside of the inclined plate by connecting rod respectively with gold Belong to strainer and sedimentation basin be affixed, is respectively and fixedly connected with first partition and second partition at left and right sides of the inner lower edge of the sedimentation basin, Sedimentation basin is separated into sludge settling chamber, filter chamber and water-purifying cavity, the sludge suction tube by the first partition and second partition Bottom end be connected with the second auxiliary suction tube, the second auxiliary suction tube connects through sedimentation basin with sludge settling chamber, the mistake The inner lower edge of filter chamber is connected with raised platform, and coarse sand filtering frame, the coarse sand filtering are connected on the right side of the top of the protrusion platform It is connected with cobblestone filtering frame on the inside of frame, opening is offered at the center of the second partition.

Preferably, the top of the described second auxiliary suction tube is equipped with the first auxiliary suction tube, and the first auxiliary suction tube successively passes through Sedimentation basin and first partition is worn to connect with filter chamber.

Preferably, the top for salvaging mouth is hinged with capping.

Compared with prior art, the utility model has the beneficial effects that：The biological treatment device, is filtered by metal The cooperation of net, inclined plate and first partition, waste liquid are entered in sedimentation basin in backlash to metal screen by water inlet line, pass through gold Belong to strainer and barrier is filtered to the larger impurity in sewage, is stranded in impurity on metal screen, it can be by salvaging mouth to stagnant The impurity stayed on metal screen is cleared up, and is flow on the inner wall of inclined plate by the filtered sewage of metal screen and is passed through inclined-plane It flows downward, flows down that fall into sludge settling intracavitary by the gap of inclined plate bottom end and sedimentation basin, due between setting when sewage flows down Gap prolongs sedimentation basin and flows down, and slows down impact force when sewage falls, avoids excessive water flow fluctuation, increases sludge settling chamber The sedimentation effect of interior sludge.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the sedimentation basin structural schematic diagram of the utility model.

In figure：1, raw water tank, 2, anaerobic pond, 3, anoxic pond, 4, center tank, 5, aerobic tank, 6, sedimentation basin, 7, Effluent trough, 8, salvaging mouth, 9, capping, 10, metal screen, 11, inclined plate, 12, filter chamber, 13, cover board, 14, water inlet line, 15, Sludge suction tube, 16, connecting rod, the 17, first auxiliary suction tube, the 18, second auxiliary suction tube, 19, sludge settling chamber, 20, first every Plate, 21, raised platform, 22, coarse sand filtering frame, 23, cobblestone filtering frame, 24, opening, 25, second partition, 26, water-purifying cavity, 27, Water purification discharge pipe.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

The utility model provides a kind of technical solution referring to FIG. 1-2,：A kind of biological treatment device, including successively Raw water tank 1, anaerobic pond 2, anoxic pond 3, center tank 4, aerobic tank 5, sedimentation basin 6 and the effluent trough 7 of connection, sedimentation basin 6 left side top and right end, which extend through, is connected with water inlet line 14 and water purification discharge pipe 27, and the left end of sedimentation basin 6 is connected with Sludge suction tube 15, the top of sedimentation basin 6 are connected with cover board 13, and the left end of cover board 13, which offers, salvages mouth 8, salvage the top of mouth 8 End is hinged with capping 9, and the inside left-end of sedimentation basin 6 is connected with metal screen 10, and the outside of metal screen 10 is equipped with inclined plate 11, The bottom position of inclined plate 11 and the inner wall distance of sedimentation basin 6 are 10cm, and the inside of inclined plate 11 is filtered with metal respectively by connecting rod 16 Net 10 and sedimentation basin 6 are affixed, and the quantity of connecting rod 16 is 6, and 2 are one group, are separately positioned on the upper, middle and lower position of inclined plate 11, And with 6 Joint of metal screen 10 and sedimentation basin, guarantee that metal screen 10 and inclined plate 11 are fixed, waste liquid passes through water inlet line 14 enter in sedimentation basin 6 in backlash to metal screen 10, are filtered by metal screen 10 to the larger impurity in sewage Barrier, is stranded in impurity on metal screen 10, is periodically carried out by salvaging the impurity that 8 pairs of mouth are trapped on metal screen 10 Cleaning, is left on the inner wall of inclined plate 11 by the filtered sewage of metal screen 10, is flowed downward by the inclined-plane of inclined plate 11, leads to The gap for crossing 11 bottom end of inclined plate and sedimentation basin 6, which flows down, to be fallen into sludge settling chamber 19, and since gap is arranged when sewage flows down, it is heavy to prolong Shallow lake pond 6 flows down, and slows down impact force when sewage falls, avoids excessive water flow fluctuation, increases dirty in sludge settling chamber 19 The sedimentation effect of mud, has been respectively and fixedly connected with first partition 20 and second partition 25 at left and right sides of the inner lower edge of sedimentation basin 6, first every Sedimentation basin 6 is separated into sludge settling chamber 19, filter chamber 12 and water-purifying cavity 26 by plate 20 and second partition 25, sludge suction tube 15 Bottom end is connected with the second auxiliary suction tube 18, and the second auxiliary suction tube 18 connects through sedimentation basin 6 with sludge settling chamber 19, filter chamber 12 inner lower edge is connected with raised platform 21, is connected with coarse sand filtering frame 22, coarse sand filtering frame 22 on the right side of the top of raised platform 21 Inside be connected with cobblestone filtering frame 23, opening 24, the top of the second auxiliary suction tube 18 are offered at the center of second partition 25 End is equipped with the first auxiliary suction tube 17, and the first auxiliary suction tube 17 sequentially passes through sedimentation basin 6 and first partition 20 and passes through with 12 phase of filter chamber Logical, the first auxiliary suction tube 17 is used as the impurity in suction filtration chamber 12 under filtering, the sludge retention in sewage after precipitation in In sludge settling chamber 19, sludge is carried out by suction discharge by sludge suction tube 15 and the second auxiliary suction tube 18, liquid gradually increases Prolong first partition 20 after length to flow into filter chamber 12, through the filter media in coarse sand filtering frame 22 and cobblestone filtering frame 23 It is flowed into water-purifying cavity 26 by opening 24, is flowed into effluent trough 7 by water purification discharge pipe 27 afterwards.

Working principle is：Sewage by process handle after by water inlet pipe 14 flow into sedimentation basin 6 in, waste liquid by into Waterpipe 14 enters in sedimentation basin 6 in backlash to metal screen 10, by metal screen 10 to the larger impurity in sewage into Row filtering barrier, is stranded in impurity on metal screen 10, periodically by salvaging 8 pairs of impurity being trapped on metal screen 10 of mouth It is cleared up, is left on the inner wall of inclined plate 11 by the filtered sewage of metal screen 10, by the inclined-plane of inclined plate 11 to flowing down It is dynamic, it is flowed down and is fallen into sludge settling chamber 19 by the gap of 11 bottom end of inclined plate and sedimentation basin 6, due between setting when sewage flows down Gap prolongs sedimentation basin 6 and flows down, and slows down impact force when sewage falls, avoids excessive water flow fluctuation, increases sludge settling chamber The sedimentation effect of sludge in 19, the sludge retention in sewage after precipitation pass through sludge suction tube in sludge settling chamber 19 15 and second auxiliary suction tube 18 sludge is subjected to suction discharge, liquid prolongs first partition 20 and flows into filter chamber 12 after gradually increasing It is interior, it is flowed into water-purifying cavity 26 after the filter media in coarse sand filtering frame 22 and cobblestone filtering frame 23 by opening 24, It is flowed into effluent trough 7 by water purification discharge pipe 27.

In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ", " in The orientation of the instructions such as portion ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " or position are closed System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot It is construed as a limitation of the present invention.

In addition, term " first ", " second ", " third ", " the 4th " are used for description purposes only, and should not be understood as instruction or It implies relative importance or implicitly indicates the quantity of indicated technical characteristic, define " first ", " second ", " the as a result, Three ", the feature of " the 4th " can explicitly or implicitly include at least one of the features.

In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu Calmly ", the terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral； It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can be with It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly, for this field For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (3)

1. a kind of biological treatment device, including be sequentially communicated raw water tank (1), anaerobic pond (2), anoxic pond (3), in Heart tank (4), aerobic tank (5), sedimentation basin (6) and effluent trough (7), it is characterised in that：The left side top of the sedimentation basin (6) It is extended through with right end and is connected with water inlet line (14) and water purification discharge pipe (27), the left end of the sedimentation basin (6) is connected with dirt The top of mud suction tube (15), the sedimentation basin (6) is connected with cover board (13), and the left end of the cover board (13) offers salvaging mouth (8), the inside left-end of the sedimentation basin (6) is connected with metal screen (10), and the outside of the metal screen (10) is equipped with inclined plate (11), the inside of the inclined plate (11) is affixed with metal screen (10) and sedimentation basin (6) respectively by connecting rod (16), the precipitating First partition (20) and second partition (25), the first partition (20) have been respectively and fixedly connected at left and right sides of the inner lower edge in pond (6) Sedimentation basin (6) is separated into sludge settling chamber (19), filter chamber (12) and water-purifying cavity (26), the sludge with second partition (25) The bottom end of suction tube (15) is connected with the second auxiliary suction tube (18), and the second auxiliary suction tube (18) is through sedimentation basin (6) and dirty Mud precipitating chamber (19) connects, and the inner lower edge of the filter chamber (12) is connected with raised platform (21), the protrusion platform (21) It is connected with coarse sand filtering frame (22) on the right side of top, is connected with cobblestone filtering frame (23) on the inside of the coarse sand filtering frame (22), Opening (24) are offered at the center of the second partition (25).

2. a kind of biological treatment device according to claim 1, it is characterised in that：The second auxiliary suction tube (18) Top be equipped with the first auxiliary suction tube (17), the first auxiliary suction tube (17) sequentially passes through sedimentation basin (6) and first partition (20) it connects with filter chamber (12).

3. a kind of biological treatment device according to claim 1, it is characterised in that：The top for salvaging mouth (8) It is hinged with capping (9).