CN207726859U - A kind of dairy wastewater treatment device - Google Patents

Abstract

The utility model provides a kind of dairy wastewater treatment device, including pedestal, the pedestal upper end is connected with settling tank, regulating box and Rose Box in turn from left to right, the first filter screen is equipped in the settling tank, it is equipped with several adsorption plates for being connected to rotary electric machine output end in the regulating box, sandstone filter layer, fibrous filter layer and activated carbon filter layer are equipped with successively from top to bottom in the Rose Box.The utility model solves the problems, such as that the prior art is poor for dairy wastewater treatment effect, has many advantages, such as simple in structure, high treating effect.

Description

A kind of dairy wastewater treatment device

Technical field

The utility model is related to field of waste water treatment, specifically, being related to a kind of dairy wastewater treatment device.

Background technology

During Dairy Wastewater refers to condensed milk, cheese, cream, breast cold drink ice cream and dairy products snack production The waste water of discharge.Waste water contains product raw material essentially from container and the ejected wash water of equipment, waste water main component, including oils fat Type organic matter etc. can cause aquatile anoxic, large area silk although the main component in these Dairy Wastewaters is nontoxic Net, while as casein hydrolysis therein will produce extremely niff, the transparency of water is influenced, therefore, discharging Before must carry out proper treatment, reduction as much as possible harm caused by environment, the mode of traditional dairy wastewater treatment is all It is simply to be filtered.Poor processing effect, treated, and waste water be easy to cause environmental pollution.

Utility model content

In order to achieve the above objectives, the utility model discloses a kind of dairy wastewater treatment device, including pedestal, the pedestals Upper end is equipped with：

Settling tank, the settling tank lower end are connect with the pedestal upper end, and the settling tank side is equipped with the first water inlet, Another side of settling tank is equipped with the first water outlet, is equipped with the first filter screen in the settling tank, outside first filter screen Circle is embedded at the precipitation chamber interior wall, and one end of first filter screen is located at first water inlet water outlet lower end, and institute It states the first filter screen other end and is located at the first water outlet water inlet end upper end；

Regulating box, the regulating box lower end is connect with the pedestal upper end, including shell, and the shell side is equipped with rotation Motor, the rotary electric machine output end are set in shell and are connected with several frames in its output end, and the frame inner wall is solid Surely it is connected with adsorption plate, the shell side is equipped with the second water inlet, passes through between second water inlet and the first water outlet Piping connection, second water inlet is equal with respect to substructure height with first water outlet with respect to substructure height, the shell Side is equipped with the second water outlet by its lower end position；

Rose Box, the Rose Box lower end are connect with the pedestal upper end, and the Rose Box side is equipped with third water inlet, The third water inlet water inlet end is connected with the pipeline with water pump, and the water pump input terminal is discharged by pipeline and the second water outlet End connection, the water pump output end are connect by pipeline with third water inlet water inlet end, in the Rose Box from top to bottom laterally It is fixedly connected with sandstone filter layer, fibrous filter layer and activated carbon filter layer, the Rose Box side is set close to its lower end position There are third water outlet, the third water outlet to be set to the activated carbon filter layer lower end.

Preferably, further include controller, the controller is set to pedestal upper end, and the controller is electrically connected and controls rotation Motor and water pump.

Filtrate is cleaned to convenient for the ease of the filtrate after the first filter screen filtration is gathered one end, Preferred technical solution, which is that first filter screen tilts, to be set in the settling tank, and first filter screen is compared with high dip end End inner wall where being connected to the settling tank the first water outlet and its be set to the first water outlet water inlet end upper end, described first The relatively low beveled end of filter screen is connected to the first water inlet of settling tank place end inner wall and it goes out set on first water inlet Water end (W.E.) lower end, the settling tank side are equipped with sewage draining exit close to its bottom end.

For the ease of carrying out adsorption treatment to the waste water imported in regulating box, preferred technical solution is the shell packet Cylindrical case and cover body shell are included, the open end of the cylindrical case Inner Constitution regulation room, the cover body shell is connected to the cylindrical case On one side, and filter chamber is constituted between the cover body shell inner wall and the cylindrical case outer wall that is connected, the cylindrical case side is set There are the first opening, cover body shell covering the first opening setting, the first opening surrounding to be connected with the second filter screen, institute It states rotary electric machine and is set to the cylindrical case outer wall, and its output end is laterally set in the regulation room, second water inlet is set In cylindrical case outer wall, and its water outlet is connected in the regulation room, and second water outlet is leaned on set on cover body shell lower end Its nearly lower end position, and the second water outlet water inlet end is connected in the filter chamber.

For the ease of being replaced to the second filter screen and adsorption plate, preferred technical solution is that the cover body shell is at it It is equipped with the second opening with pendant positions with first opening, second opening is equipped with the cover board for coordinating it to use, the lid Plate covering the second opening surrounding, the cover board lower end and second open lower end are hinged, the cover board upper end with it is described Second open upper end is connected by padlock, and the cover board surrounding is connected with sealing ring.

For the ease of being dismounted to the second filter screen, preferred technical solution is that second filter screen is set as flexible Laminated structure, and its surrounding is connected with flexible frame, first open bottom end and two side ends are equipped with cooperation flexible frame and use Slot, slot described in two side ends is being equipped with open slot close to first open upper end, and the open slot is set to the slot Far from filter chamber end position, and the open slot and the tangent setting of slot described in both ends, slot described in two side ends extend downwardly with Slot described in bottom end is connected to, and first open top end is equipped with the gear button for coordinating second filter screen to use.

Preferably, the pedestal lower end is equipped with idler wheel.

Preferably, the cover board is equipped with handle far from filter chamber end.

The utility model has the following advantages that：

(1) the dairy wastewater treatment device by the settling tank that is set on pedestal, regulating box, Rose Box, be set to it is heavy The first filter screen in the case of shallow lake, the adsorption plate in regulating box and sandstone filter layer, fiber filter in Rose Box Being used cooperatively between layer and activated carbon filter layer, first filter screen aperture 5mm or so, first filter screen is for thick The bulky grain suspended matter in Dairy Wastewater is filtered, the adsorption plate is used to adsorb colloidal type organic substance and the oil in Dairy Wastewater Lipid organic substance, and the sandstone filter layer, fibrous filter layer are used for thin filter small particles suspended matter, the activated carbon filtering Layer is used for the smart grease type organic filtered in Dairy Wastewater of absorption again, heavy metal and is decolourized, taken off to Dairy Wastewater It is smelly etc., by the present apparatus solve the problems, such as it is existing simple filtration poor processing effect is carried out to Dairy Wastewater, at the Dairy Wastewater Reason device has the advantages that mobility height, high treating effect, and making that treated, Dairy Wastewater reaches normal discharge standard.

(2) the dairy wastewater treatment device in pedestal by having idler wheel, convenient for users to pushing the device to carry out Mobile, the settling tank is tilted to be equipped with the first filter screen, when needing to being cleaned in settling tank, opens blowdown manually Mouthful, Dairy Wastewater water level decreasing in the settling tank to first filter screen compared with high dip end position when, it is only necessary to manually With giant along the relatively low inclination end position flushing waste water liquid level of first filter screen, as water level constantly declines, filtering Object is stacked into the relatively low inclination end position of first filter screen by giant impact, to facilitate cleaning filtrate.

(3) regulating box is divided into regulation room and filter chamber by the dairy wastewater treatment device, is equipped in the regulation room logical Several adsorption plates for crossing the drive of rotary electric machine output end, make to imported into and adjust indoor Dairy Wastewater and stirred by adsorption plate Colloid substance and oil substances in Dairy Wastewater are adsorbed using adsorption plate simultaneously, the Dairy Wastewater accumulation after absorption It in the regulation room bottom end, when accumulating to certain liquid level, is flowed out in filter chamber from the second filter screen, after carrying out secondary filter Export in Rose Box by water pump from the second water outlet and filtered three times, when need in regulating box adsorption plate and When second filter screen is replaced, cover board upper end padlock is opened manually, and opens gear button and extracts the second filter screen out out of slot, it can Cleaning replacement is carried out to the second filter screen, then stirs frame out of first opening, and takes out the absorption being connected on the frame Plate can carry out cleaning replacement, to facilitate the Maintenance and Repair of the regulating box to adsorption plate.

Description of the drawings

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific implementation mode or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be some embodiments of the present invention, for those of ordinary skill in the art, do not making the creative labor Under the premise of, other drawings may also be obtained based on these drawings.

Fig. 1 is the utility model overall structure flow diagram；

Fig. 2 is the utility model regulating box structural schematic diagram；

Fig. 3 is the annexation figure of the utility model controller and rotary electric machine and water pump；

Fig. 4 is that each component splits sectional view in the utility model regulating box；

Fig. 5 is the utility model regulating box internal structure chart；

Fig. 6 is that the utility model the first open side end slot and open slot are connected and scheme.

In figure：1. pedestal；2. settling tank；3. regulating box；4. Rose Box；5. controller；The first water inlets of 2-1.；2-2. the One water outlet；The first filter screens of 2-3.；3-1. shell；3-2. rotary electric machine；3-3. frame；3-4. adsorption plate；3-5. second into The mouth of a river；The second water outlets of 3-6.；4-1. third water inlets；4-2. water pump；4-3. sandstone filter layers；4-4. fibrous filter layer；4- 5. activated carbon filter layer；4-6. third water outlets；3-11. cylindrical case；3-12. cover body shell；3-13. regulation room；3-14. filtering Room；3-15. the first opening；3-16. the second filter screen；3-17. the second opening；3-18. cover board；3-20. slot；3-21. opening Slot；3-22. gear button.

Specific implementation mode

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field The every other embodiment that those of ordinary skill is obtained without making creative work, belongs to the utility model The range of protection.

Embodiment

The utility model is described further below in conjunction with attached drawing.

As shown in Figure 1 and Figure 2, dairy wastewater treatment device provided in this embodiment, including pedestal 1,1 upper end of the pedestal It is equipped with：

Settling tank 2,2 lower end of the settling tank are connect with 1 upper end of the pedestal, 2 side of the settling tank be equipped with first into Mouth of a river 2-1,2 another side of the settling tank are equipped with the first water outlet 2-2, the first filter screen 2-3 are equipped in the settling tank 2, The outer rings first filter screen 2-3 are embedded at 2 inner wall of the settling tank, and the first filter screen 2-3 is located at described first and intakes The mouth water outlets 2-1 lower end, and the first filter screen 2-3 is located at the first water outlet 2-2 water inlet ends upper end；

Regulating box 3,3 lower end of the regulating box are connect with 1 upper end of the pedestal, including the sides shell 3-1, the shell 3-1 End is equipped with rotary electric machine 3-2, and the rotary electric machine 3-2 output ends are set in shell 3-1 and are connected with several in its output end Frame 3-3, the frame 3-3 inner walls are fixedly connected with the sides adsorption plate 3-4, the shell 3-1 and are equipped with the second water inlet 3-5, By piping connection between the second water inlet 3-5 and the first water outlet 2-2, the second water inlet 3-5 is high with respect to pedestal 1 Degree is equal with respect to 1 height of pedestal with the first water outlet 2-2, and the sides the shell 3-1 go out by its lower end position equipped with second Mouth of a river 3-6；

Rose Box 4,4 lower end of the Rose Box are connect with 1 upper end of the pedestal, 4 side of the Rose Box be equipped with third into Mouth of a river 4-1, the third water inlet 4-1 water inlet ends are connected with the pipeline with water pump 4-2, and the water pump 4-2 input terminals pass through pipe Road is connect with the second water outlets water outlet 3-6, and the water pump 4-2 output ends are connected by pipeline and third water inlet 4-1 water inlet ends It connects, is laterally fixedly connected with sandstone filter layer 4-3, fibrous filter layer 4-4 and activated carbon filtering in the Rose Box 4 from top to bottom Layer 4-5,4 side of the Rose Box are equipped with third water outlet 4-6, the third water outlet 4-6 close to its lower end position and are set to institute State the lower ends activated carbon filter layer 4-5.

Above-mentioned dairy wastewater treatment device operation principle is as follows：

Dairy Wastewater is imported into settling tank 2 by the first water inlet 2-1, the first filtering is equipped in the settling tank 2 2-3, described first filter screen 2-3 mesh apertures 5mm or so are netted, the larger particles suspended matter being used in coarse filtration Dairy Wastewater, Described one end first filter screen 2-3 is located at the water outlets the first water inlet 2-1 lower end, the first filter screen 2-3 other ends Positioned at the first water outlet 2-2 water inlet ends upper end, the Dairy Wastewater imported from the first water inlet 2-1 is thick by the first filter screen 2-3 It is connect from the first water outlet 2-2 outflows, the water outlets the first water outlet 2-2 with the second water inlet 3-5 water inlet ends after filtering, by It is equal with respect to the height of pedestal 1 with the second water inlet 3-5 with respect to the height of pedestal 1 in the first water outlet 2-2, pass through Dairy Wastewater after coarse filtration is directly imported by the second water inlet 3-5 in regulating box 3, is equipped in the regulating box 3 several The adsorption plate 3-4, the adsorption plate 3-4 for being connected to rotary electric machine 3-2 output ends are activated carbon adsorption plate, several adsorption plates 3-4 utilizes the colloidal type organic substance and oil in adsorption plate 3-4 absorption Dairy Wastewaters while the interior rotation of regulating box 3, flow-disturbing Lipid organic substance, to the colloid substance and oil substances in coarse filtration Dairy Wastewater, the Dairy Wastewater after absorption is logical It crosses the band water pump 4-2 pipelines connecting with the second water outlet 3-6 to imported into Rose Box 4, and the sandstone by being set in Rose Box 4 Filter layer 4-3, fibrous filter layer 4-4 and activated carbon filter layer 4-5 layerings, the sandstone filter layer 4-3 is by homogeneous etc. The quartz sand of grain size is as filtration supports, for the organic impurities and inorganic impurity in essence filtering Dairy Wastewater, the fiber mistake Filtering layer 4-4 is to be used for the smart small granular suspended matters filtered in Dairy Wastewater, the activated carbon as filtration supports by fiber filtering Filter layer 4-5 is by active carbon particle as filtration supports, for adsorb the grease type organic in Dairy Wastewater, heavy metal with And decolourized, be deodorized to Dairy Wastewater, to realize that the essence filtering of Dairy Wastewater, the dairy products for being finally reached discharge standard are useless Water is discharged from third water outlet 4-6.

As shown in figure 3, preferably, further including controller 5, the controller 5 is set to 1 upper end of pedestal, the controller 5 It is electrically connected and controls rotary electric machine 3-2 and water pump 4-2.

For the ease of will pass through the first filtered filtrates of filter screen 2-3 gather one end to it is convenient to filtrate into Row cleans, and the embodiments of the present invention, which are that the first filter screen 2-3 is tilted, to be set in the settling tank 2, and described first Filter screen 2-3 is connected to 2 first water outlet 2-2 place end inner walls of the settling tank compared with high dip end and it goes out set on described first Mouth of a river 2-2 water inlet ends upper end, the relatively low beveled ends of the first filter screen 2-3 are connected to 2 first water inlet 2-1 institutes of the settling tank In end inner wall and it is set on the water outlets the first water inlet 2-1 lower end, and 2 side of the settling tank is equipped with blowdown close to its bottom end Mouthful, it is set in the settling tank 2 by tilting the first filter screen 2-3, when needs are to the mistake on first filter screen When screening is cleaned, sewage draining exit is opened manually, Dairy Wastewater water level is begun to decline in the settling tank 2, when water level decreasing arrives When positioned at the first filter screen 2-3 compared with high dip end position, by manually using giant, along first filter screen The relatively low inclination end position flushing waste water liquid levels of 2-3, as waste water level constantly declines, filtrate is impacted by giant and is accumulated To the relatively low inclination end positions of the first filter screen 2-3, to facilitate cleaning filtrate.

As shown in Figure 4, Figure 5, for the ease of carrying out adsorption treatment to the waste water imported in regulating box 3, the utility model Embodiment is that the shell 3-1 includes cylindrical case 3-11 and cover body shell 3-12, the cylindrical case 3-11 Inner Constitution regulation rooms The open end of 3-13, the cover body shell 3-12 are connected on mono- sides cylindrical case 3-11, and the cover body shell 3-12 inner walls Filter chamber 3-14 is constituted between the cylindrical case 3-11 outer walls that are connected, the sides the cylindrical case 3-11 are equipped with the first opening 3- 15, cover body shell 3-12 coverings the first opening 3-15 settings, the first opening 3-15 surroundings are connected with the second filtering 3-16 is netted, the rotary electric machine 3-2 is set to the cylindrical case 3-11 outer walls, and its output end is laterally set to the regulation room 3-13 Interior, the second water inlet 3-5 is set to cylindrical case 3-11 outer walls, and its water outlet is connected in the regulation room 3-13, described Second water outlet 3-6 is set to the lower ends cover body shell 3-12 close to its lower end position, and the second water outlet 3-6 water inlet ends connect It is connected in the filter chamber 3-14, Dairy Wastewater is imported into regulation room 3-13 by the second water inlet 3-6, the tune Several adsorption plate 3-4 for being equipped in the 3-13 of room and being driven by rotary electric machine 3-2 output ends are saved, make to imported into regulation room 3-13 Dairy Wastewater realized while being stirred by adsorption plate 3-4 using adsorption plate 3-4 to Dairy Wastewater in colloidal type organic substance It is adsorbed with grease type organic substance, the Dairy Wastewater after absorption accumulates in the bottom ends the regulation room 3-13, when accumulating to one It when determining liquid level, flows out in filter chamber 3-14 from the second filter screen 3-16, passes through from the second water outlet 3-6 after carrying out secondary filter Water pump 4-2 is exported in Rose Box 4 and is filtered three times.

For the ease of being replaced to the second filter screen 3-16 and adsorption plate 3-4, the embodiments of the present invention are institutes State cover body shell 3-12 its with it is described first opening 3-15 with pendant positions be equipped with second opening 3-17, it is described second opening 3-17 Equipped with the cover board 3-18 for coordinating it to use, cover board 3-18 coverings the second opening 3-17 surroundings, under the cover board 3-18 End is open with described second, and the lower ends 3-17 are hinged, and the upper ends the cover board 3-18 are connected with the upper ends the second opening 3-17 by padlock Connect, the cover board 3-18 surroundings are connected with sealing ring, by equipped with the cover board 3-18 be connected second opening 3-17, When need in regulating box 3 adsorption plate 3-4 and the second filter screen 3-16 replace when, be opened manually on cover board 3-18 Padlock is held, the lower ends the cover board 3-18 and the lower ends the second opening 3-17 are hinged, raise cover board 3-18 at this time, and dismantle connection The second filter screen 3-16 on the first opening 3-15 carries out cleaning replacement to the second filter screen 3-16, then from the first opening 3- Frame 3-3 is stirred in 15, takes out the adsorption plate 3-4 being connected on the frame 3-3, can carry out cleaning replacement to adsorption plate 3-4, To facilitate the Maintenance and Repair of the regulating box 3.

As shown in fig. 6, for the ease of being dismounted to the second filter screen 3-16, the utility model preferred embodiment It is that the second filter screen 3-16 is set as flexible sheet structure, and its surrounding is connected with flexible frame, the first opening 3-15 Bottom end and two side ends are equipped with the slot 3-20 that cooperation flexible frame uses, and slot 3-20 is opened close to described first described in two side ends The upper end mouthful 3-15 is equipped with open slot 3-21, and the open slot 3-21 is set to the slot 3-20 far from filter chamber's 3-14 end positions, And the tangent settings of slot 3-20 described in the open slot 3-21 and both ends, slot 3-20 described in two side ends are extended downwardly and bottom end institute Slot 3-20 connections are stated, the tops the first opening 3-15 are equipped with the gear button 3-22 for coordinating the second filter screen 3-16 to use, The first opening bottom ends 3-15 and both sides section are equipped with slot 3-20, and slot 3-20 is set as and the cylindrical case 3-11 described in both sides Flexible frame is inserted by the same radian of outer wall using the flexible characteristic of the second filter screen 3-16 by open slot 3-21 In slot 3-20 described in the both sides the first opening 3-15, the lower ends first opening 3-15 institute is inserted into described flexible frame one end Slot 3-20 is stated, arch the flexible frame interlude, so that the flexible frame upper end is caught in gear button 3-22, to complete State the dismounting of the second filter screen 3-16.

Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or It changes still within the protection scope of the invention.

Claims (6)

1. a kind of dairy wastewater treatment device, including pedestal (1), which is characterized in that pedestal (1) upper end is equipped with：

Settling tank (2), settling tank (2) lower end are connect with the pedestal (1) upper end, and settling tank (2) side is equipped with the One water inlet (2-1), another side of the settling tank (2) are equipped with the first water outlet (2-2), and the is equipped in the settling tank (2) One filter screen (2-3), the first filter screen (2-3) outer ring are embedded at the settling tank (2) inner wall, first filter screen The one end of (2-3) is located at the first water inlet (2-1) water outlet lower end, and first filter screen (2-3) other end is located at First water outlet (2-2) water inlet end upper end；

Regulating box (3), regulating box (3) lower end is connect with the pedestal (1) upper end, including shell (3-1), the shell The side (3-1) is equipped with rotary electric machine (3-2), and rotary electric machine (3-2) output end is set in shell (3-1) and in its output end Several frames (3-3) are connected with, frame (3-3) inner wall is fixedly connected with adsorption plate (3-4), shell (3-1) side End is equipped with the second water inlet (3-5), passes through piping connection, institute between second water inlet (3-5) and the first water outlet (2-2) It is highly equal with respect to pedestal (1) height with first water outlet (2-2) with respect to pedestal (1) to state the second water inlet (3-5), it is described The side shell (3-1) is equipped with the second water outlet (3-6) by its lower end position；

Rose Box (4), Rose Box (4) lower end are connect with the pedestal (1) upper end, and Rose Box (4) side is equipped with the Three water inlets (4-1), third water inlet (4-1) water inlet end are connected with the pipeline with water pump (4-2), the water pump (4-2) Input terminal is connect by pipeline with the water outlet the second water outlet (3-6), water pump (4-2) output end by pipeline and third into The mouth of a river (4-1) water inlet end connects, and laterally sandstone filter layer (4-3), fiber are fixedly connected with from top to bottom in the Rose Box (4) Filter layer (4-4) and activated carbon filter layer (4-5), Rose Box (4) side are equipped with third water outlet close to its lower end position (4-6), the third water outlet (4-6) are set to the lower end the activated carbon filter layer (4-5).

2. dairy wastewater treatment device according to claim 1, which is characterized in that further include controller (5), the control Device (5) is set to pedestal (1) upper end, and the controller (5) is electrically connected and controls rotary electric machine (3-2) and water pump (4-2).

3. dairy wastewater treatment device according to claim 1, which is characterized in that first filter screen (2-3) tilts In the settling tank (2), first filter screen (2-3) is connected to the settling tank (2) first compared with high dip end and is discharged End inner wall where mouthful (2-2) and its be set to the first water outlet (2-2) water inlet end upper end, first filter screen (2-3) compared with Low dip end is connected to (2) first water inlet (2-1) of settling tank place end inner wall and it is set to the first water inlet (2- 1) water outlet lower end, settling tank (2) side are equipped with sewage draining exit close to its bottom end.

4. dairy wastewater treatment device according to claim 1, which is characterized in that the shell (3-1) includes cylindrical case (3-11) and cover body shell (3-12), cylindrical case (3-11) the Inner Constitution regulation room (3-13), the cover body shell (3-12) Open end is connected on the cylindrical case (3-11) side, and cover body shell (3-12) inner wall and the cylindrical case that is connected Filter chamber (3-14) is constituted between (3-11) outer wall, cylindrical case (3-11) side is equipped with the first opening (3-15), the cover Body shell (3-12) covering the first opening (3-15) setting, described first opening (3-15) surrounding are connected with the second filter screen (3-16), the rotary electric machine (3-2) is set to the cylindrical case (3-11) outer wall, and its output end is laterally set to the regulation room In (3-13), second water inlet (3-5) is set to cylindrical case (3-11) outer wall, and its water outlet is connected to the regulation room In (3-13), second water outlet (3-6) is set to the cover body shell lower end (3-12) close to its lower end position, and described second Water outlet (3-6) water inlet end is connected in the filter chamber (3-14).

5. dairy wastewater treatment device according to claim 4, which is characterized in that the cover body shell (3-12) is in itself and institute It states the first opening (3-15) and is equipped with the second opening (3-17) with pendant positions, second opening (3-17), which is equipped with, coordinates its use Cover board (3-18), described second opening (3-17) surrounding of the cover board (3-18) covering, the cover board lower end (3-18) and institute It is hinged to state the lower end the second opening (3-17), the cover board upper end (3-18) is connected with second opening upper end (3-17) by padlock It connects, cover board (3-18) surrounding is connected with sealing ring.

6. dairy wastewater treatment device according to claim 4, which is characterized in that second filter screen (3-16) is set as Flexible sheet structure, and its surrounding is connected with flexible frame, it is soft that the first opening bottom end (3-15) and two side ends are equipped with cooperation Property the slot (3-20) that uses of frame, slot (3-20) described in two side ends is equipped with and opens close to described first upper end (3-15) that is open Mouthful slot (3-21), the open slot (3-21) are set to the slot (3-20) far from filter chamber (3-14) end position, and described open Mouthful slot (3-21) and slot (3-20) tangent setting described in both ends, slot (3-20) described in two side ends extend downwardly with described in bottom end Slot (3-20) is connected to, and first opening top (3-15) is equipped with the gear button for coordinating second filter screen (3-16) to use (3-22)。