CN217939467U

CN217939467U - Tanning wastewater denitrification treatment device

Info

Publication number: CN217939467U
Application number: CN202221448802.5U
Authority: CN
Inventors: 王东杰; 王培中; 朱维博; 杨武超; 邓杰
Original assignee: Xiangcheng Huabao Leather Industrial Park Co ltd
Current assignee: Xiangcheng Huabao Leather Industrial Park Co ltd
Priority date: 2022-06-11
Filing date: 2022-06-11
Publication date: 2022-12-02
Anticipated expiration: 2032-06-11

Abstract

The utility model discloses a tannery wastewater denitrification processing apparatus, including preliminary rose box, reaction box and setting tank, preliminary rose box lower extreme and reaction box upper end intercommunication, reaction box lower extreme intercommunication is equipped with the connecting pipe, be equipped with the solenoid valve on the connecting pipe, connecting pipe lower extreme and setting tank upper end intercommunication, preliminary rose box upper end intercommunication is equipped with the waste water admission pipe, the connection is equipped with the multilayer filter screen between the preliminary rose box inner wall, is located it is equipped with the pivot to rotate between the preliminary rose box inside wall of filter screen below, and the advantage lies in: by arranging the multiple layers of filter screens, the wastewater can be filtered for multiple times, and the primary filtering effect on the wastewater is better; through setting up pivot and flabellum, can utilize the potential energy that waste water fell, drive the flabellum, through the cooperation of band pulley one, band pulley two and belt, make the (mixing) shaft drive the puddler and stir reaction incasement portion, removed from plus drive arrangement.

Description

Tanning wastewater denitrification treatment device

Technical Field

The utility model relates to the technical field, in particular to a tanning wastewater denitrification treatment device.

Background

Non-wastewater is generated in the tanning process, and the process of denitrification treatment of wastewater for preventing water eutrophication is generally divided into a physicochemical method and a biological denitrification method, wherein the physicochemical method comprises a breakpoint oxidation method, an air stripping or steam stripping method and a selective ion exchange method, and a biological denitrification method with nitrification-denitrification is mostly adopted in practice.

The existing wastewater denitrification device cannot primarily filter wastewater when in use, and in order to fully react the wastewater in the denitrification process, the wastewater is usually required to be continuously stirred; the denitrification device that adopts at present generally is for using drive arrangement (such as motor, hydro-cylinder etc.) drive stirring leaf to stir waste water, and this kind of mode has increased the probability that denitrification device broke down owing to the increase of a lot of external drive device.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome the problem in the background art, provide a tanning wastewater denitrification processing apparatus.

In order to solve the technical problem, the utility model provides a technical scheme does: the utility model provides a tannery wastewater denitrification processing apparatus, includes prefilter box, reaction box and settling tank, prefilter box lower extreme and reaction box upper end intercommunication, reaction box lower extreme intercommunication is equipped with the connecting pipe, be equipped with the solenoid valve on the connecting pipe, connecting pipe lower extreme and settling tank upper end intercommunication, prefilter box upper end intercommunication is equipped with the waste water admission pipe, it is equipped with the multilayer filter screen to connect between the prefilter box inner wall, is located it is equipped with the pivot to rotate between the prefilter box inside wall of filter screen below, the pivot lateral wall is connected and is equipped with a plurality of flabellums, the pivot wherein one end rotates and passes the prefilter box lateral wall, and the lateral wall cup joints and be equipped with band pulley one, it is equipped with the (mixing) shaft to rotate between the inside lateral wall of reaction box, the connection of (mixing) shaft lateral wall is equipped with a plurality of puddlers, the (mixing) shaft wherein one end rotates and stretches out the reaction box, and the lateral wall cup joints and is equipped with band pulley two, the cooperation is equipped with the belt between band pulley one and two.

As the improvement, connect between the inside lateral wall of setting tank and be equipped with the filtration swash plate, be located the setting tank lateral wall intercommunication of filtration swash plate top is equipped with the scum pipe, the setting tank lower extreme intercommunication is equipped with the outlet pipe.

As an improvement, the bottoms of the reaction box and the settling box are of funnel structures.

As an improvement, the slag discharging pipe and the water outlet pipe are both provided with valves.

As an improvement, a feeding pipe is communicated with the reaction box, and a sealing cover is connected to the feeding pipe in a threaded manner.

As an improvement, the outer surface of the fan blade is provided with anti-skid grains.

As a refinement, the cross section of the preliminary filter box is smaller than the cross section of the reaction box.

Compared with the prior art, the utility model the advantage lie in: by arranging the multiple layers of filter screens, the wastewater can be filtered for multiple times, and the primary filtering effect on the wastewater is better; through setting up pivot and flabellum, can utilize the potential energy that waste water fell, drive the flabellum, through the cooperation of band pulley one, band pulley two and belt, make the (mixing) shaft drive the puddler and stir reaction incasement portion, removed from plus drive arrangement, both the cost is reduced has reduced the fault probability again.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

As shown in the figure: 1. a primary filter box; 2. a reaction box; 3. a settling tank; 4. a connecting pipe; 5. an inlet pipe; 6. a filter screen; 7. a rotating shaft; 8. a fan blade; 9. a feeding pipe; 10. a first belt wheel; 11. a stirring shaft; 12. a stirring rod; 13. a second belt wheel; 14. a belt; 15. a filtering inclined plate; 16. a slag discharge pipe; 17. and (5) discharging a water pipe.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Combine figure 1, a tannery waste water denitrification processing apparatus, including preliminary rose box 1, reaction box 2 and settling tank 3, 1 lower extreme of preliminary rose box and 2 upper ends of reaction box intercommunication, 2 lower extreme intercommunications of reaction box are equipped with connecting pipe 4, be equipped with the solenoid valve on the connecting pipe 4, connecting pipe 4 lower extremes and 3 upper ends of settling tank intercommunication, 1 upper end intercommunication of preliminary rose box is equipped with waste water admission pipe 5, it is equipped with multi-layer filter 6 to connect between the 1 inner walls of preliminary rose box, is located it is equipped with pivot 7 to rotate between 1 inside walls of preliminary rose box of filter screen 6 below, 7 lateral walls of pivot are connected and are equipped with a plurality of flabellums 8, pivot 7 wherein one end rotates and passes 1 lateral wall of preliminary rose box, and the lateral wall cup joints and is equipped with band pulley one 10, it is equipped with (mixing) shaft 11 to rotate between 2 inside lateral walls of reaction box, the connection of (mixing) shaft 11 lateral walls is equipped with a plurality of

puddlers

12, 11 wherein one end rotates and stretches out reaction box 2, and cup joints and is equipped with band pulley two 13, the cooperation is equipped with belt 14 between band pulley one 10 and two 13.

The connection is equipped with between the inside lateral wall of settling tank 3 and filters swash plate 15, is located 3 lateral wall intercommunications of settling tank above filtering swash plate 15 are equipped with slag pipe 16, 3 lower extreme intercommunications of settling tank are equipped with outlet pipe 17.

The bottom of the reaction box 2 and the bottom of the settling box 3 are both of funnel structures.

And valves are arranged on the slag discharge pipe 16 and the water outlet pipe 17.

A feeding pipe 9 is communicated with the reaction box 2, and a sealing cover is connected to the feeding pipe 9 in a threaded manner.

The outer surface of the fan blade 8 is provided with anti-skid lines.

The cross section of the preliminary filter tank 1 is smaller than that of the reaction tank 2.

When the utility model is implemented, the multi-layer filter screen 6 is arranged, so that the waste water can be filtered for a plurality of times, and the primary filtering effect on the waste water is better; through the arrangement of the rotating shaft 7 and the fan blades 8, the fan blades 8 can be driven by utilizing the potential energy of falling wastewater, and the stirring shaft 11 drives the stirring rod 12 to stir the inside of the reaction box 2 through the matching of the belt wheel I10, the belt wheel II 13 and the belt 14, so that an additional driving device is omitted, the cost is reduced, and the failure occurrence probability is reduced; the filtered water enters the settling tank 3, the filter sloping plate 15 can filter impurities still existing in the water again, and the filtered impurities are discharged through the slag discharge pipe 16.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a tannery wastewater denitrification processing apparatus, includes preliminary rose box (1), reaction box (2) and setting tank (3), its characterized in that: preliminary rose box (1) lower extreme and reaction box (2) upper end intercommunication, reaction box (2) lower extreme intercommunication is equipped with connecting pipe (4), be equipped with the solenoid valve on connecting pipe (4), connecting pipe (4) lower extreme and settling box (3) upper end intercommunication, preliminary rose box (1) upper end intercommunication is equipped with waste water admission pipe (5), it is equipped with multi-layer filter net (6) to connect between preliminary rose box (1) the inner wall, is located it is equipped with pivot (7) to rotate between preliminary rose box (1) the inside wall of filter net (6) below, pivot (7) lateral wall connection is equipped with a plurality of flabellums (8), pivot (7) wherein one end rotates and passes preliminary rose box (1) lateral wall, and the lateral wall cup joints and is equipped with band pulley (10), it is equipped with (mixing) shaft (11) to rotate between reaction box (2) the inside lateral wall, mixing shaft (11) lateral wall connection is equipped with a plurality of puddlers (12), mixing shaft (11) wherein one end rotates and stretches out reaction box (2), and lateral wall is equipped with band pulley (13), it is equipped with band pulley (10) and cup joints between two (13) and is equipped with belt (14).

2. The tannery wastewater denitrification processing apparatus according to claim 1, wherein: the filter device is characterized in that a filter inclined plate (15) is connected and arranged between the side walls in the settling tank (3), the outer side wall of the settling tank (3) above the filter inclined plate (15) is communicated and provided with a slag discharge pipe (16), and the lower end of the settling tank (3) is communicated and provided with a water outlet pipe (17).

3. The tannery wastewater denitrification processing apparatus according to claim 1, wherein: the bottom parts of the reaction box (2) and the settling box (3) are of funnel structures.

4. The tannery wastewater denitrification treatment device according to claim 2, wherein: and valves are arranged on the slag discharge pipe (16) and the water outlet pipe (17).

5. The tannery wastewater denitrification processing apparatus according to claim 1, wherein: a feeding pipe (9) is communicated with the reaction box (2), and a sealing cover is connected to the feeding pipe (9) in a threaded manner.

6. The tannery wastewater denitrification processing apparatus according to claim 1, wherein: the outer surface of the fan blade (8) is provided with anti-skid lines.

7. The tannery wastewater denitrification treatment device according to claim 1, wherein: the cross section of the preliminary filter box (1) is smaller than that of the reaction box (2).