CN215975037U

CN215975037U - Treatment facility of ammonia nitrogen waste water in PCB board production

Info

Publication number: CN215975037U
Application number: CN202122614671.5U
Authority: CN
Inventors: 张传华; 张俊; 张宏
Original assignee: Huaping Environmental Protection Technology Co ltd
Current assignee: Huaping Environmental Protection Technology Co ltd
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-03-08
Anticipated expiration: 2031-10-29

Abstract

The utility model discloses a treatment device for ammonia nitrogen wastewater in PCB production, which comprises a device main body, a water inlet for receiving ammonia nitrogen wastewater is arranged above the left side of the equipment main body, the equipment main body is supported by supporting legs, a stirring mechanism is arranged in the equipment main body, a cover plate is arranged above the equipment main body, a stirring motor is fixed on the cover plate, an output shaft of the stirring motor passes through the cover plate and is connected with a stirring mechanism, a dosing mechanism for dosing to the inside is arranged below the equipment main body, an exhaust fan is arranged above the right side of the equipment main body and is used for pumping the gas in the equipment main body into a waste gas treatment tower for treatment, a pipeline is arranged below the equipment main body, a centrifugal pump, a filter press and a recovery box are sequentially arranged on the pipeline, used for extracting the sediment at the lower part of the equipment main body into the recycling box, and a water outlet is fixed at the middle part of the right side of the equipment main body. The utility model improves the recovery effect.

Description

Treatment facility of ammonia nitrogen waste water in PCB board production

Technical Field

The utility model belongs to the field of wastewater treatment equipment, and particularly relates to treatment equipment for ammonia nitrogen wastewater in PCB production.

Background

The PCB board is the indispensable important part in modern electronics trade, along with the increase of demand, has also brought PCB waste water treatment's problem simultaneously, contains more ammonia nitrogen in the PCB board waste water, because aeration equipment and charge device position set up unreasonable at present, so influenced the quality of clear liquid and recovery thing.

Disclosure of Invention

In view of the above technical problems, the present invention provides a treatment apparatus for ammonia nitrogen wastewater in PCB production, which can solve the problems in the prior art by arranging the positions of an aeration device (i.e. a blower) and a dosing device (i.e. a dosing mechanism).

In order to solve the technical problems, the technical scheme of the utility model is as follows:

the treatment equipment for ammonia nitrogen wastewater in PCB production comprises an equipment main body 1, wherein a water inlet 2 for receiving ammonia nitrogen wastewater is arranged above the left side of the equipment main body 1, the equipment main body 1 is supported by support legs 3, a stirring mechanism 4 is arranged inside the equipment main body 1, a cover plate 6 is arranged above the equipment main body 1, a stirring motor 5 is fixed on the cover plate 6, an output shaft of the stirring motor 5 penetrates through the cover plate 6 to be connected with the stirring mechanism 4, a medicine adding mechanism 7 for adding medicine to the inside is arranged below the equipment main body 1, an exhaust fan 8 is arranged above the right side of the equipment main body 1, the exhaust fan 8 is used for pumping the gas inside the equipment main body 1 into a waste gas treatment tower 9 for treatment, a pipeline 12 is arranged below the equipment main body 1, and a centrifugal pump 13 and a centrifugal pump 12 are sequentially arranged on the pipeline 12, A filter press 14 and a recovery tank 15 for pumping the sediment at the lower part of the apparatus body 1 into the recovery tank 15, and a water outlet 11 is fixed at the middle part of the right side of the apparatus body 1.

Further, 4 fixed pipes 16 are uniformly arranged around the equipment main body 1, the fixed pipes 16 are communicated with the inside of the equipment main body 1, the fixed pipes 16 are connected with a blower 18 through air conveying pipes 17, and the blower 18 is fixed on the equipment main body 1.

Further, the stirring mechanism 4 is provided with a stirring shaft 26, a stirring rod 27 is fixed on the stirring shaft 26 through an upper fixing piece 33 and a lower fixing piece 34, a connecting rod 32 is arranged at the upper end of the stirring shaft 26, and the connecting rod 32 is connected with an output shaft of the stirring motor 5.

Further, the medicine adding mechanisms 7 are 4 in number and respectively comprise a medicine box 23 and a medicine adding pump 25 arranged inside the medicine box 23, and an output port of the medicine adding pump 25 is communicated with the inside of the device main body 1.

Further, two lower limiting projections 28 are arranged at the lower end of the stirring shaft 26, a lower support ring 29 is sleeved on the stirring shaft 26 between the two lower limiting projections 28, a lower channel 37 is arranged on the lower support ring 29, the lower channel 37 is connected with a lower support pipe 24 arranged on the inner side wall of the device main body 1 through a lower inlet 38, the lower support pipe 24 is connected with the dosing pump 25, and a plurality of pesticide spraying holes 43 are arranged on the upper side of the lower support ring 29.

Further, the connecting rod 32 with go up and be provided with spacing arch 30 between the mounting 33 go up spacing arch 30 with the cover is equipped with support ring 31 between the connecting rod 32, upward set up passageway 35 on the support ring 31, it is connected with last stay tube 19 of setting on the main part 1 inside wall through last mouth 36 to go up passageway 35, go up stay tube 19 with fixed pipe 16 intercommunication go up the downside of support ring 31 and seted up a plurality of fumaroles 41.

Further, the upper support ring 31 includes an upper circular ring 31.1 and an upper support rod 31.2 for supporting, an upper through hole 40 for passing through the stirring shaft 26 is opened on the upper support rod 31.2, the lower support ring 29 includes a lower circular ring 29.1 and a lower support rod 29.2 for supporting, a lower through hole 42 for passing through the stirring shaft 26 is opened on the lower support rod 29.2, a cavity 39 is opened on the connecting rod 32, the cross section of the cavity 39 is square, and the cross section of the output shaft of the stirring motor 5 is square matched with the cavity 39.

Furthermore, electromagnetic valves are arranged on the water inlet 2 and the water outlet 11, and an electromagnetic valve is connected between the dosing pump 25 and the lower supporting pipe 24.

Further, an air valve is provided inside each of the fixing pipes 16.

The utility model has the following technical effects:

the inner part of the equipment main body is divided into an upper layer, a middle layer and a lower layer through a stirring mechanism, clear liquid is positioned at the upper layer, sediment is positioned at the lower layer, and the middle layer belongs to a reaction zone. The medicine feeding pump pumps the liquid medicine in the medicine box to the middle layer (reaction region) through the lower supporting tube, the lower inlet nozzle, the lower channel and the medicine spraying hole in sequence, and directly pumps the liquid medicine to the middle layer, so that the waste of the liquid medicine can be avoided, and the reaction effect is improved; meanwhile, the blower directly exposes the gas to the middle layer area through the gas conveying pipe, the fixed pipe, the upper nozzle, the upper channel and the gas injection hole in sequence, and the reaction effect is improved. The arrangement of the positions of the aeration device (air blowing device) and the dosing mechanism improves the recycling effect.

Drawings

FIG. 1 is a schematic diagram showing the overall structure of an ammonia nitrogen wastewater treatment apparatus according to the present invention;

FIG. 2 is a partial sectional view of an apparatus for treating ammonia nitrogen wastewater according to the present invention;

FIG. 3 is a schematic view of the structure of the stirring mechanism of the present invention;

FIG. 4 is a cross-sectional view of the agitation mechanism of the present invention;

FIG. 5 is a schematic view of the construction of the upper support ring of the present invention;

FIG. 6 is a schematic view of the construction of the lower support ring of the present invention;

in the figure, the device comprises a device main body 1, a water inlet 2, a support leg 3, a stirring mechanism 4, a stirring motor 5, a cover plate 6, a dosing mechanism 7, an exhaust fan 8 (centrifugal type), a waste gas treatment tower 9, an exhaust pipe 10, a water outlet 11, a pipeline 12, a centrifugal pump 13, a filter press 14, a recycling tank 15, a fixing pipe 16, a gas conveying pipe 17, a blower 18, an upper support pipe 19, an upper layer 20, a middle layer 21, a lower layer 22, a medicine box 23, a lower support pipe 24, a dosing pump 25, a stirring shaft 26, a stirring rod 27, a lower limiting lug 28, a lower support ring 29, a lower ring 29.1, a lower support rod 29.2, an upper limiting bulge 30, an upper support ring 31, an upper ring 31.1, an upper support rod 31.2, a connecting rod 32, an upper fixing piece 33, a lower fixing piece 34, an upper channel 35, an upper nozzle 36, a lower channel 37, a lower nozzle 38, a cavity 39, an upper through hole 40, an air injection hole 41, a lower through hole 42 and a medicine spraying hole 43.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected or detachably connected; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

As shown in figure 1, the utility model discloses a treatment device for ammonia nitrogen wastewater in PCB production, which comprises a device main body 1, wherein a water inlet 2 for receiving ammonia nitrogen wastewater is arranged above the left side of the device main body 1, the device main body 1 is supported by support legs 3, a stirring mechanism 4 is arranged inside the device main body 1, a cover plate 6 is arranged above the device main body 1, and the treatment device is characterized in that: a stirring motor 5 is fixed on the cover plate 6, an output shaft of the stirring motor 5 penetrates through the cover plate 6 to be connected with the stirring mechanism 4, and a medicine adding mechanism 7 used for adding medicine to the inside is arranged below the equipment main body 1, and the medicine adding mechanism 7 is arranged at the lower part of the equipment main body and can enable water discharged from the water outlet not to contain suspended sediment needing to be recovered. An exhaust fan 8 is arranged above the right side of the equipment main body 1, the exhaust fan 8 is used for pumping gas inside the equipment main body 1 into a waste gas treatment tower 9 for treatment so as to reach the standard that the gas can be exhausted into the atmosphere through an exhaust pipe 10, the waste gas treatment tower 9 is selected from the existing technologies in the prior art, and the utility model is not described in detail and is only used. A pipeline 12 is arranged below the equipment main body 1, a centrifugal pump 13, a filter press 14 and a recovery tank 15 are sequentially arranged on the pipeline 12 and used for pumping sediments at the lower part of the equipment main body 1 into the recovery tank 15, a water outlet 11 is fixed in the middle of the right side of the equipment main body 1, and the water outlet 11 is used for discharging clear liquid above the inside.

As shown in fig. 1, 4 fixing pipes 16 are uniformly arranged around the main body 1, the fixing pipes 16 are communicated with the inside of the main body 1, the fixing pipes 16 are connected with a blower 18 through air pipes 17, and the blower 18 is fixed on the main body 1.

As shown in fig. 3, the stirring mechanism 4 has a stirring shaft 26, a stirring rod 27 is fixed on the stirring shaft 26 through an upper fixing member 33 and a lower fixing member 34, a connecting rod 32 is arranged at the upper end of the stirring shaft 26, and the connecting rod 32 is connected with an output shaft of the stirring motor 5.

As shown in FIG. 2, the supernatant is at the upper layer 20 and the precipitate is at the lower layer 22, and the middle layer 21 belongs to the reaction zone, as shown in FIG. 2. The medicine adding mechanism 7 is provided with 4 medicine adding mechanisms, and comprises a medicine box 23 and a medicine adding pump 25 arranged inside the medicine box 23, wherein an output port of the medicine adding pump 25 is communicated with the inside of the equipment main body 1.

As shown in fig. 3 and 4, two lower limiting protrusions 28 are disposed at the lower end of the stirring shaft 26, a lower support ring 29 is sleeved on the stirring shaft 26 between the two lower limiting protrusions 28, a lower channel 37 is disposed on the lower support ring 29, the lower channel 37 is connected to a lower support tube 24 disposed on the inner side wall of the device body 1 through a lower inlet 38, the lower support tube 24 is connected to the dosing pump 25, and a plurality of spraying holes 43 are disposed on the upper side of the lower support ring 29. The medicine adding pump 25 pumps the liquid medicine in the medicine box 23 to the middle layer 21 (reaction zone) through the lower support tube 24, the lower inlet 38, the lower channel 37 and the medicine spraying hole 43 in sequence, and directly pumps the liquid medicine to the middle layer 21, so that waste of the liquid medicine can be avoided.

As shown in fig. 3 and 4, the connecting rod 32 and the upper fixing member 33 are provided with an upper limiting protrusion 30, the upper limiting protrusion 30 and the connecting rod 32 are sleeved with an upper supporting ring 31, the upper supporting ring 31 is provided with an upper channel 35, the upper channel 35 is connected with an upper supporting pipe 19 arranged on the inner side wall of the main body 1 through an upper nozzle 36, the upper supporting pipe 19 is communicated with the fixing pipe 16, and the lower side of the upper supporting ring 31 is provided with a plurality of air injection holes 41.

As shown in fig. 5 and 6, the upper support ring 31 includes an upper circular ring 31.1 and an upper support rod 31.2 for supporting, an upper through hole 40 for passing through the stirring shaft 26 is opened on the upper support rod 31.2, the lower support ring 29 includes a lower circular ring 29.1 and a lower support rod 29.2 for supporting, a lower through hole 42 for passing through the stirring shaft 26 is opened on the lower support rod 29.2, a cavity 39 is opened on the connecting rod 32, the cross section of the cavity 39 is square, and the cross section of the output shaft of the stirring motor 5 is square matched with the cavity 39.

The water inlet 2 and the water outlet 11 are provided with electromagnetic valves, and the electromagnetic valves are connected between the dosing pump 25 and the lower supporting pipe 24 to prevent the dosing pump 25 from being impacted.

The fixing tube 16 is provided with an air valve inside to prevent backflow.

The mode of opening and closing of solenoid valve and pneumatic valve is among the prior art to and the liquid medicine also is among the prior art, does not describe here again, and this application is only to aeration equipment (air-blowing device) and the effect of improving the recovery of setting up of adding medicine mechanism position. The application provides a treatment device, which does not limit the treatment method, and a person skilled in the art can use the treatment device in various ways, including but not limited to using different liquid medicines for treating ammonia nitrogen wastewater in the prior art.

The utility model has the following technical effects:

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a treatment facility of ammonia nitrogen waste water in PCB board production, treatment facility includes equipment main part (1), is provided with water inlet (2) that are used for receiving ammonia nitrogen waste water above the left side of equipment main part (1), equipment main part (1) supports through supporting leg (3), the inside of equipment main part (1) is provided with rabbling mechanism (4) be provided with apron (6) the top of equipment main part (1), its characterized in that: be fixed with agitator motor (5) on apron (6), the output shaft of agitator motor (5) pass apron (6) with rabbling mechanism (4) are connected, the below of equipment main part (1) is provided with and is used for adding medicine mechanism (7) to inside, the right side top of equipment main part (1) is provided with air exhauster (8), air exhauster (8) are arranged in handling the inside gas suction of equipment main part (1) to waste gas treatment tower (9) the below of equipment main part (1) is provided with pipeline (12), centrifugal pump (13), pressure filter (14) and collection box (15) have set gradually on pipeline (12) for in extracting collection box (15) with equipment main part (1) lower part deposit the middle part on equipment main part (1) right side is fixed with delivery port (11).

2. The apparatus for treating ammonia nitrogen wastewater in PCB production as claimed in claim 1, wherein: evenly be provided with 4 fixed pipes (16) around equipment main part (1), fixed pipe (16) with the inside of equipment main part (1) switches on, fixed pipe (16) are connected with air-blower (18) through gas-supply pipe (17), air-blower (18) are fixed on equipment main part (1).

3. The apparatus for treating ammonia nitrogen wastewater in PCB production as claimed in claim 2, wherein: stirring mechanism (4) have (mixing) shaft (26), be fixed with puddler (27) through last mounting (33) and lower mounting (34) on (mixing) shaft (26), the upper end of (mixing) shaft (26) is provided with connecting rod (32), connecting rod (32) with the output shaft of agitator motor (5).

4. The apparatus for treating ammonia nitrogen wastewater in PCB production as claimed in claim 3, wherein: the medicine feeding mechanism (7) is provided with 4 medicine feeding mechanisms, and comprises a medicine box (23) and a medicine feeding pump (25) arranged inside the medicine box (23), wherein an output port of the medicine feeding pump (25) is communicated with the inside of the equipment main body (1).

5. The apparatus for treating ammonia nitrogen wastewater in PCB production as claimed in claim 4, wherein: the lower extreme of (mixing) shaft (26) is provided with two lower spacing lugs (28), two the cover is equipped with lower support ring (29) on (mixing) shaft (26) between lower spacing lug (28), lower passageway (37) have been seted up on lower support ring (29), lower passageway (37) are connected with lower stay tube (24) of setting on equipment main part (1) inside wall through lower mouth (38), lower stay tube (24) with add medicine pump (25) and connect a plurality of medicine spraying hole (43) have been seted up to the upside of lower support ring (29).

6. The apparatus for treating ammonia nitrogen wastewater in PCB production as claimed in claim 5, wherein: connecting rod (32) with go up and be provided with between mounting (33) spacing arch (30) go up spacing arch (30) with the cover is equipped with between connecting rod (32) and goes up support ring (31), go up passageway (35) of having seted up on support ring (31), it is connected with last stay tube (19) of setting on main part (1) inside wall through last mouth (36) to go up passageway (35), go up stay tube (19) with fixed pipe (16) intercommunication go up the downside of support ring (31) and seted up a plurality of fumaroles (41).

7. The apparatus for treating ammonia nitrogen wastewater in PCB production as claimed in claim 6, wherein: go up support ring (31) including last ring (31.1) and last bracing piece (31.2) that is used for supporting, go up to offer on bracing piece (31.2) and be used for passing last through-hole (40) of (mixing) shaft (26), lower support ring (29) is including lower ring (29.1) and lower bracing piece (29.2) that are used for supporting, offer lower through-hole (42) that are used for passing (mixing) shaft (26) on lower bracing piece (29.2), cavity (39) have been seted up on connecting rod (32), the cross-section of cavity (39) becomes the square, the cross-section and the cavity (39) complex square of the output shaft of agitator motor (5).

8. The apparatus for treating ammonia nitrogen wastewater in PCB production as claimed in claim 7, wherein: the water inlet (2) and the water outlet (11) are provided with electromagnetic valves, and the electromagnetic valves are connected between the dosing pump (25) and the lower supporting pipe (24).

9. The apparatus for treating ammonia nitrogen wastewater in PCB production as claimed in claim 8, wherein: the fixed pipes (16) are internally provided with air valves.