CN211620074U

CN211620074U - Total nitrogen treatment device

Info

Publication number: CN211620074U
Application number: CN202020099005.5U
Authority: CN
Inventors: 王丽琼; 王中洲; 许坚立; 程洋洋; 佘征平; 邹祝琪; 张雯文; 吴修宏; 陆家勋
Original assignee: Shenzhen Lanqing Environmental Technology Engineering Co ltd
Current assignee: Shenzhen Lanqing Environmental Technology Engineering Co ltd
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-10-02
Anticipated expiration: 2030-01-16

Abstract

The utility model relates to a total nitrogen treatment device, which comprises a treatment tank, a water inlet pipe and a water outlet pipe, wherein the top of the treatment tank is fixedly connected with a support frame plate in a crossed manner, the crossed position of the two support frame plates is provided with a mounting plate, a conveying device for adding denitrifying bacteria is arranged on the support frame plate, the conveying device comprises a conveying hard pipe, one end of the conveying hard pipe penetrates through the support frame plate and is positioned in the treatment tank, and the other end of the conveying hard pipe is positioned above the support frame plate; one end of the conveying hard pipe, which is far away from the treatment tank, is connected with a conveying hose; a turbine is arranged on one side of the mounting plate close to the conveying hard pipe; a worm is meshed on the turbine; one end of the worm is fixedly connected with a motor which is fixedly connected to the mounting plate; a screw rod is fixedly connected to one side of the turbine, which is far away from the mounting plate; the screw rod is in threaded connection with a movable sliding block; a connecting plate is connected between the movable sliding block and the conveying hard tube. The utility model discloses have and to each partial diffusion denitrification bacterial species in treatment tank for the chemical reaction in treatment tank is rapid more and abundant, in order to improve waste water treatment efficiency's effect.

Description

Total nitrogen treatment device

Technical Field

The utility model relates to a waste water treatment technical field especially relates to a total nitrogen processing apparatus.

Background

With the development of industrialization, a large number of factories are newly provided everywhere, water is naturally used in the product processing and production process, a large amount of waste water is generated and can not be directly discharged into a river channel, the waste water needs to be automatically treated by an enterprise and then is discharged into urban domestic sewage, and the current requirements on the indexes of the waste water include COD, ammonia nitrogen and total nitrogen. The total nitrogen in the sewage comprises ammonia nitrogen, organic nitrogen, nitrate nitrogen and nitrite nitrogen, the organic nitrogen is converted into the ammonia nitrogen through ammoniation reaction, the ammonia nitrogen is converted into the nitrate nitrogen or the nitrite nitrogen through nitration reaction, the nitrite nitrogen is converted into the nitrate nitrogen through nitration reaction, and finally the nitrate nitrogen is converted into the nitrogen through denitrification reaction, so that the total nitrogen in the sewage is removed,

chinese patent with publication number CN207451727U among the prior art discloses an oxygen deficiency pond structure for sewage treatment, including oxygen deficiency pond, grid, water inlet, nitrate sensor, bottom swash plate, bearing, motor, connecting block and mud pipe, one side in oxygen deficiency pond is provided with the mixed liquid pipe interface of backward flow, and one side in oxygen deficiency pond is provided with the water inlet, the opposite side in oxygen deficiency pond is provided with the delivery port. The utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization has set up the denitrifying bacteria species and has added the pipe, makes the inside nitrite in oxygen deficiency pond and nitrous acid accelerated reaction through adding the denitrifying bacteria species, becomes outside the nitrogen gas discharge pond, reaches the purpose of denitrogenation and makes BOD5 concentration descend to some extent, improves the sewage treatment time, has set up the addition material, and the addition material forms for polyethylene and polyurethane foam mix, and the proportion is close to water, can promote getting rid of ammonia and nitrogen gas.

The above prior art solutions have the following drawbacks: the denitrifying bacteria adding pipe is communicated with one side wall of the anoxic pond, so that the adding position of the denitrifying bacteria is always in the same position, the adding of the bacteria cannot be diffused into the whole anoxic pond, and the wastewater treatment efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art existence, one of the purposes of the utility model is to provide a total nitrogen processing apparatus, can be to each partial diffusion denitrification bacterial species in handling the pond for the chemical reaction in handling the pond is rapid more and abundant, in order to improve waste water treatment efficiency.

The above object of the present invention can be achieved by the following technical solutions:

a total nitrogen treatment device comprises a treatment pool, a water inlet pipe and a water outlet pipe, wherein the water inlet pipe is used for conveying water to be treated to enter the treatment pool, the water outlet pipe is used for discharging purified water in the treatment pool, support frame plates are fixedly connected to the top of the treatment pool in a crossed mode, mounting plates which are integrally formed with the support frame plates are arranged at the crossed positions of the two support frame plates, a conveying device used for adding denitrifying bacteria is arranged on each support frame plate, and the conveying device comprises a conveying hard pipe, one end of the conveying hard pipe penetrates through the support frame plates and is located in the treatment pool, and the other end of the conveying hard pipe is located above the support; one end of the conveying hard pipe, which is far away from the treatment tank, is connected with a conveying hose; a turbine rotatably connected with the mounting plate is arranged on one side, close to the conveying hard pipe, of the mounting plate, and the axis of the turbine is consistent with the axis of the conveying hard pipe in direction; a worm is meshed with the worm wheel; one end of the worm is fixedly connected with a motor, and the motor is fixedly connected to the mounting plate; a screw rod is fixedly connected to one side of the turbine, which is far away from the mounting plate, and the length of the screw rod is greater than that of the conveying hard pipe; the screw rod is in threaded connection with a movable sliding block; the movable sliding block and the conveying hard tube are connected through a connecting plate, and the connecting plate is located close to one end, away from the mounting plate, of the conveying hard tube.

Through adopting above-mentioned technical scheme, earlier handle in waste water carries to handling the pond through the inlet tube, when needs add the denitrifying bacteria kind, motor corotation drives the worm and rotates, the worm rotates and drives the turbine and rotate, the turbine rotates and drives the lead screw and rotate, removal slider on the lead screw can the downstream, because carry and be connected through the connecting plate between hard tube and the removal slider, thereby carry the hard tube and can stretch into in the handling pond, and carry the denitrifying bacteria kind to carrying the hard tube through the delivery hose, and then can carry the denitrifying bacteria kind to handling in the pond, in addition, the height of carrying the hard tube can be adjusted to positive and negative rotation through the lead screw, and then can be to the waste water diffusion denitrifying bacteria kind of the different degree of depth in the handling pond, make the chemical reaction of handling the pond more rapidly and abundant, in order to improve waste water treatment efficiency.

The present invention may be further configured in a preferred embodiment as: the conveying hard pipes are provided with five conveying hard pipes which are communicated with each other, one conveying hard pipe is positioned at the intersection of the two supporting frame plates, and the other four conveying hard pipes are symmetrically arranged on two sides of the two supporting frame plates in pairs respectively.

Through adopting above-mentioned technical scheme, set up five transport hard tubes to set up five transport hard tubes respectively on two support frame boards, thereby can further to each position diffusion denitrifying bacterial of handling the pond, further improve waste water treatment efficiency.

The present invention may be further configured in a preferred embodiment as: the conveying hard pipe sleeve is provided with a guide seat which is fixedly connected with the upper surface of the mounting plate.

Through adopting above-mentioned technical scheme, will carry the hard tube to slide and set up on the guide seat, utilize the guide seat can make and carry the hard tube can not take place the slope at the upper and lower slip in-process, improved the stability that carries the hard tube and reciprocate.

The present invention may be further configured in a preferred embodiment as: the lower surface of the support frame plate is provided with a closing mechanism for sealing the port of the conveying hard tube, the closing mechanism comprises a groove formed in the lower surface of the support frame plate, and the axis of the conveying hard tube penetrates through the central point of the groove; the two sides of the conveying hard pipe are provided with a closed plate which is rotationally connected with the side wall of the groove; and a spring is connected between the closing plate and the bottom of the groove.

By adopting the technical scheme, when the conveying hard tube moves downwards, the end part of the conveying hard tube can be abutted against the closing plate, so that the closing plates on the two sides are opened, and the spring is in a stretching state; and when need not to carry the hard tube and carry the denitrifying bacteria kind, remove the slider and can carry the hard tube rebound, until the tip of carrying the hard tube gets into in the recess, two closing plates can be closed under the effect of spring, and then can make the tip of carrying the hard tube seal to the recess in, thereby carry the denitrifying bacteria kind in the hard tube can stop in recess or carry the hard tube, and then can reduce because of handling the pond and add too much denitrifying bacteria kind and lead to the possibility of side reaction, be favorable to improving the precision of handling chemical reaction in the pond.

The present invention may be further configured in a preferred embodiment as: and a rubber pad is fixedly connected to the side wall of one side of the closing plate far away from the hinge joint.

Through adopting above-mentioned technical scheme, the setting of rubber pad can make the closure plate of both sides inseparabler closed, has further improved closing mechanism's leakproofness.

The present invention may be further configured in a preferred embodiment as: : and a limiting plate is arranged at one end, far away from the turbine, of the screw rod.

Through adopting above-mentioned technical scheme, the setting of limiting plate can inject the removal height that removes the slider, reduces the connecting plate and breaks away from the possibility of lead screw to guarantee conveyor's normal operating.

The present invention may be further configured in a preferred embodiment as: the limiting plate is in threaded connection with the screw rod, fastening bolts are in threaded connection with the circumferential surface of the limiting plate, and the axis of each fastening bolt penetrates through the axis of the screw rod.

Through adopting above-mentioned technical scheme, because limiting plate and lead screw threaded connection, can adjust the height of limiting plate to fix the limiting plate through fastening bolt, so that inject the height of limiting plate.

The present invention may be further configured in a preferred embodiment as: one side of the bottom surface of the treatment pool, which is close to the water outlet pipe, is lower than one side of the water inlet pipe.

Through adopting above-mentioned technical scheme, the one side that will handle the bottom surface in pond and be close to the outlet pipe sets up to be less than the one side of inlet tube, can accelerate the interior speed of rivers of purifying of treatment pond in the outlet pipe.

To sum up, the utility model discloses a following at least one useful technological effect:

1. by arranging the conveying device, the height of the conveying hard tube can be adjusted through the forward and reverse rotation of the screw rod, and further denitrifying strains can be diffused to wastewater at different depths in the treatment tank, so that the chemical reaction of the treatment tank is quicker and more sufficient, and the wastewater treatment efficiency is improved;

2. through arranging the five conveying hard tubes which are respectively arranged on the two support frame plates, denitrifying strains can be further diffused at each position of the treatment pool, and the wastewater treatment efficiency is further improved;

3. by arranging the closing mechanism, when the conveying hard tube moves downwards, the end part of the conveying hard tube can be abutted against the closing plate, so that the closing plates on the two sides are opened, and the spring is in a stretching state; and when need not to carry the hard tube and carry the denitrifying bacteria kind, remove the slider and can carry the hard tube rebound, until the tip of carrying the hard tube gets into in the recess, two closing plates can be closed under the effect of spring, and then can make the tip of carrying the hard tube seal to the recess in, thereby carry the denitrifying bacteria kind in the hard tube can stop in recess or carry the hard tube, and then can reduce because of handling the pond and add too much denitrifying bacteria kind and lead to the possibility of side reaction, be favorable to improving the precision of handling chemical reaction in the pond. .

Drawings

FIG. 1 is a view mainly illustrating the overall construction of a treating apparatus of the present invention;

FIG. 2 is an enlarged schematic view of a portion A in FIG. 1, mainly illustrating a partial configuration of the conveying apparatus;

FIG. 3 is a partial structure of the transfer device of FIG. 1, illustrating primarily the positioning of the closure mechanism;

fig. 4 is an enlarged schematic view of a portion B in fig. 3, mainly illustrating the configuration of the closing mechanism.

In the figure, 1, treatment tank; 11. a support frame plate; 12. mounting a plate; 2. a water inlet pipe; 3. a water outlet pipe; 4. a conveying device; 41. conveying the hard pipe; 42. a delivery hose; 43. a turbine; 44. a worm; 45. a motor; 46. a screw rod; 47. moving the slide block; 48. a connecting plate; 5. a guide seat; 6. a closing mechanism; 61. a groove; 62. a closing plate; 621. a rubber pad; 63. a spring; 7. a limiting plate; 71. and fastening the bolt.

Detailed Description

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

Referring to fig. 1, a total nitrogen treatment device disclosed by the utility model comprises a treatment tank 1, a water inlet pipe 2, a water outlet pipe 3 and a conveying device 4. The treatment tank 1 is used for converting ammonia nitrogen into nitrite and nitrate by the wastewater through nitrifying bacteria and nitrosobacteria, and then performing denitrification to convert the nitrate into ammonia. The water inlet pipe 2 is communicated with the treatment tank 1, and the water inlet pipe 2 is close to the top of the treatment tank 1 and is used for conveying wastewater; the water outlet pipe 3 is communicated with the treatment tank 1, and the water outlet pipe 3 is close to the bottom of the treatment tank 1 and is used for conveying purified water. The top of the treatment pool 1 is crossed and fixedly connected with two support frame plates 11, the two support frame plates 11 are arranged in a crossed manner, the cross part of the two support frame plates 11 is provided with an installation plate 12 which is integrally formed with the support frame plates 11, and in addition, one side of the bottom surface in the treatment pool 1, which is close to the water outlet pipe 3, is lower than one side of the water inlet pipe 2. The conveying device 4 is mounted on the mounting plate 12, and the conveying device 4 is used for conveying denitrifying bacteria species into the treatment tank 1.

As shown in fig. 1 and 2, the conveying device 4 includes a conveying pipe 41, a conveying hose 42, a worm wheel 43, a worm 44, a motor 45, a screw rod 46, a moving slider 47, and a connecting plate 48. Carry hard tube 41 to be the hard tube, the one end of carrying hard tube 41 is vertical to pass and to support frame plate 11 and be located and handle pond 1, the other end is located the top of supporting frame plate 11, carry hard tube 41 to be five, one of them carries hard tube 41 to be located two intersection that support frame plate 11, four other carry hard tube 41 two bisymmetries respectively and set up in the both sides of two support frame plates 11, five carry hard tube 41 to be located the one end intercommunication each other that supports frame plate 11 top, it is further, carry the last cover of hard tube 41 to be equipped with guide seat 5, guide seat 5 rigid coupling in the upper surface of mounting panel 12. One end of the conveying hose 42 is communicated with the conveying hard pipe 41 positioned in the middle, the communication position is positioned at one end of the conveying hard pipe 41 positioned above the support frame plate 11, the other end of the conveying hose 42 is communicated with the bacterium chamber for storing the denitrifying bacterium seeds, and the conveying hose 42 can convey the denitrifying bacterium seeds into each conveying hard pipe 41. The turbine 43 is rotatably connected to the upper surface of the mounting plate 12, the axial direction of the turbine 43 is consistent with the axial direction of the conveying hard pipe 41, and the turbine 43 is close to one side of the conveying hard pipe 41. The worm 44 is located above the mounting plate 12 and intermeshes with the worm gear 43. The motor 45 is arranged on the upper surface of the mounting plate 12, and a conveying shaft of the motor 45 is fixedly connected with the worm 44. One end of the screw rod 46 is fixedly connected to the upper surface of the worm wheel 43, the axis of the screw rod 46 is consistent with the axis of the worm wheel 43, and the length of the screw rod 46 is greater than that of the conveying hard pipe 41. The movable slider 47 is screwed to the screw 46. The connecting plate 48 is connected between the movable slider 47 and the conveying pipe 41, and the conveying pipe 41 can be moved up and down by the up-and-down movement of the movable slider 47.

Carry waste water to handle in the pond 1 through inlet tube 2 earlier, when needing to add the denitrification bacterial, motor 45 corotation drives worm 44 and rotates, worm 44 rotates and drives turbine 43 and rotate, turbine 43 rotates and drives lead screw 46 and rotates, removal slider 47 on the lead screw 46 can the downstream, because carry and be connected through connecting plate 48 between hard tube 41 and the removal slider 47, thereby carry hard tube 41 can stretch into in handling the pond 1, and carry the denitrification bacterial to carrying hard tube 41 through delivery hose 42, and then can carry the denitrification bacterial to handling in the pond 1, in addition, the height of carrying hard tube 41 can be adjusted through the just reversing of lead screw 46, and then can be to the waste water diffusion denitrification bacterial of the different degree of depth in handling the pond 1, make the chemical reaction of handling the pond 1 more rapid and abundant, in order to improve waste water treatment efficiency.

As shown in fig. 3 and 4, the lower surface of the support frame plate 11 is provided with a closing mechanism 6 for the port of the conveying rigid pipe 41, and the closing mechanism 6 comprises a groove 61, a closing plate 62 and a spring 63. The grooves 61 are formed in the lower surface of the support frame plate 11, the central points of the grooves 61 penetrate through the axes of the conveying hard tubes 41, the grooves 61 are formed in the lower surfaces of the support frame plate 11 where the five conveying hard tubes 41 are located, and the grooves 61 are rectangular; the number of the two closing plates 62 is two, the two closing plates 62 are rotatably arranged on the side walls of the two sides of the groove 61 in the length direction, one side of the two closing plates 62 away from the rotation side is fixedly connected with a rubber pad 621, and the arrangement of the rubber pad 621 can enable the closing plates 62 on the two sides to be closed more tightly, so that the sealing performance of the closing plates 62 is improved; the spring 63 is connected between the closing plates 62 and the bottom of the groove 61, the springs 63 being arranged on both closing plates 62. When the conveying hard tube 41 moves downwards, the end part of the conveying hard tube 41 is abutted against the closing plates 62, so that the closing plates 62 on the two sides are opened, and the spring 63 is in a stretching state; and when need not to carry hard tube 41 and carry the denitrifying bacteria species, remove slider 47 and will carry hard tube 41 upward movement, get into in recess 61 until the tip of carrying hard tube 41, two closing plates 62 can be closed under spring 63's effect, and then can make the tip of carrying hard tube 41 seal to in the recess 61, thereby carry the denitrifying bacteria species in the hard tube 41 to stop in recess 61 or carry hard tube 41, and then can reduce because of handling the possibility that pond 1 adds too much denitrifying bacteria species and lead to the side reaction, be favorable to improving the precision of handling chemical reaction in the pond 1.

Further, as shown in fig. 2, a limit plate 7 is disposed at an end of the screw rod 46 away from the turbine 43, the limit plate 7 is connected to the screw rod 46 in a threaded manner, a fastening bolt 71 is connected to a peripheral surface of the limit plate 7 in a threaded manner, and an end of the fastening bolt 71 away from the nut abuts against an outer wall of the screw rod 46. The operator adjusts the height of limiting plate 7 through rotatory limiting plate 7 for when removing slider 47 butt in limiting plate 7, the one end that the conveying hard tube 41 kept away from and is connected limiting plate 7 just in time lies in recess 61, has adjusted the limiting plate 7 after, utilizes fastening bolt 71's most advanced butt to connect to the lateral wall of lead screw 46, can fix limiting plate 7.

The implementation principle of the embodiment is as follows: carry waste water to handle in the pond 1 through inlet tube 2 earlier, when needing to add the denitrification bacterial, motor 45 corotation drives worm 44 and rotates, worm 44 rotates and drives turbine 43 and rotate, turbine 43 rotates and drives lead screw 46 and rotates, removal slider 47 on the lead screw 46 can the downstream, because carry and be connected through connecting plate 48 between hard tube 41 and the removal slider 47, thereby carry hard tube 41 can stretch into in handling the pond 1, and carry the denitrification bacterial to carrying hard tube 41 through delivery hose 42, and then can carry the denitrification bacterial to handling in the pond 1, in addition, the height of carrying hard tube 41 can be adjusted through the just reversing of lead screw 46, and then can be to the waste water diffusion denitrification bacterial of the different degree of depth in handling the pond 1, make the chemical reaction of handling the pond 1 more rapid and abundant, in order to improve waste water treatment efficiency.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A total nitrogen treatment device comprises a treatment tank (1), a water inlet pipe (2) for conveying water to be treated into the treatment tank (1), and a water outlet pipe (3) for discharging purified water in the treatment tank (1), and is characterized in that: supporting frame plates (11) are fixedly connected to the top of the treatment pool (1) in a crossed mode, mounting plates (12) which are integrally formed with the supporting frame plates (11) are arranged at the crossed positions of the two supporting frame plates (11), a conveying device (4) for adding denitrifying bacteria is arranged on each supporting frame plate (11), and each conveying device (4) comprises a conveying hard pipe (41) one end of which penetrates through the supporting frame plate (11) to be located in the treatment pool (1) and the other end of which is located above the supporting frame plate (11); one end of the conveying hard pipe (41) far away from the treatment tank (1) is connected with a conveying hose (42); a turbine (43) rotatably connected with the mounting plate (12) is arranged on one side, close to the conveying hard pipe (41), of the mounting plate (12), and the axis of the turbine (43) is consistent with the axis direction of the conveying hard pipe (41); a worm (44) is meshed on the worm wheel (43); one end of the worm (44) is fixedly connected with a motor (45), and the motor (45) is fixedly connected to the mounting plate (12); a screw rod (46) is fixedly connected to one side, away from the mounting plate (12), of the turbine (43), and the length of the screw rod (46) is greater than that of the conveying hard pipe (41); a movable sliding block (47) is connected to the screw rod (46) in a threaded manner; a connecting plate (48) is connected between the movable sliding block (47) and the conveying hard pipe (41), and the connecting plate (48) is located at one end, away from the mounting plate (12), of the conveying hard pipe (41).

2. A total nitrogen treatment apparatus according to claim 1, wherein: the conveying hard pipes (41) are five in number, the five conveying hard pipes (41) are communicated with each other, one conveying hard pipe (41) is located at the intersection of the two supporting frame plates (11), and the other four conveying hard pipes (41) are symmetrically arranged on two sides of the two supporting frame plates (11) in pairs respectively.

3. A total nitrogen treatment apparatus according to claim 1, wherein: carry hard tube (41) cover to be equipped with guide seat (5), guide seat (5) rigid coupling in the upper surface of mounting panel (12).

4. A total nitrogen treatment apparatus according to claim 1, wherein: the lower surface of the support frame plate (11) is provided with a closing mechanism (6) for sealing the port of the conveying hard tube (41), the closing mechanism (6) comprises a groove (61) formed in the lower surface of the support frame plate (11), and the axis of the conveying hard tube (41) penetrates through the central point of the groove (61); a closing plate (62) which is rotatably connected with the side wall of the groove (61) is arranged on two sides of the conveying hard pipe (41); a spring (63) is connected between the closing plate (62) and the bottom of the groove (61).

5. A total nitrogen treatment apparatus according to claim 4, wherein: and a rubber pad (621) is fixedly connected to the side wall of one side of the closing plate (62) far away from the hinged joint.

6. A total nitrogen treatment apparatus according to claim 1, wherein: and a limiting plate (7) is arranged at one end, far away from the turbine (43), of the screw rod (46).

7. A total nitrogen treatment apparatus according to claim 6, wherein: the limiting plate (7) is in threaded connection with the screw rod (46), a fastening bolt (71) is in threaded connection with the circumferential surface of the limiting plate (7), and the axis of the fastening bolt (71) penetrates through the axis of the screw rod (46).

8. A total nitrogen treatment apparatus according to claim 1, wherein: one side of the bottom surface of the treatment pool (1), which is close to the water outlet pipe (3), is lower than one side of the water inlet pipe (2).