CN213446442U

CN213446442U - Improved UASB anaerobic reactor

Info

Publication number: CN213446442U
Application number: CN202022264049.1U
Authority: CN
Inventors: 张大伟; 刘伟; 刘少华
Original assignee: Shandong Yizhen Environmental Protection Technology Co ltd
Current assignee: Shandong Yizhen Environmental Protection Technology Co ltd
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2021-06-15
Anticipated expiration: 2030-10-12

Abstract

The utility model relates to the technical field of sewage treatment, in particular to an improved UASB anaerobic reactor, which has the advantages that water discharged from a water distribution port is swirled along a tangent line through a straw hat cover and an ejector, so that bottom muddy water is stirred, the bottom sludge and the inlet water can be fully mixed, the good operation and high-efficiency treatment effect of the whole reactor are ensured, water taking is uniform, the balance of regional water quality in the reactor is facilitated, bottom sludge discharge is collected in a plurality of holes, and the alternate growth of new and old sludge is promoted; the biogas digester comprises a base, a tank body, a water inlet pipe, a water outlet pipe, a three-phase separation device, a gas-liquid ascending pipe, a gas-liquid separation tank, a biogas discharge pipe and a water return pipe, wherein the tank body is fixedly arranged at the top of the base, and an inner cavity is formed in the tank body; the device also comprises a support rod, a straw hat cover, a supporting plate, a water distributor, an external circulating water pipe, a suction head, a water distribution branch pipe, a rotational flow water distributor, a sludge pipe, a sludge discharge ring pipe and a control box, wherein the water distribution branch pipe is provided with a plurality of groups, and the bottoms of the water distribution branch pipes are uniformly and horizontally distributed in the circumference under the straw hat cover.

Description

Improved UASB anaerobic reactor

Technical Field

The utility model relates to a sewage treatment technical field especially relates to an improved generation UASB anaerobic reactor.

Background

As is well known, the improved UASB anaerobic reactor is an auxiliary device for performing an anaerobic reaction on wastewater and effectively treating organic matters in the wastewater in a wastewater treatment process, and is widely used in the technical field of wastewater treatment; traditional UASB anaerobic reactor adopts branch formula water distribution mode, is divided into many water distribution branch pipes and carries out the water distribution in leading into the jar by a main water distribution pipe, and this water distribution mode easily appears the water distribution branch pipe or the water distribution point blocks up, can't take effective measure to dredge again outside the jar to lead to jar interior water distribution inhomogeneous, local acidizing phenomenon appears even, influences whole anaerobic reactor's operation and treatment effect.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an adopt spiral-flow type water distribution mode, according to reactor size design many with the water distribution branch pipe, prevent the improved generation UASB anaerobic reactor that the inhomogeneous phenomenon of water distribution takes place.

The utility model discloses an improved generation UASB anaerobic reactor, the on-line screen storage device comprises a base, a tank body, the inlet tube, the drain pipe, three-phase separator, the gas-liquid tedge, the gas-liquid knockout drum, marsh gas delivery pipe and wet return, jar body fixed setting is at the top of base, the inside of jar body is provided with the inner chamber, the inlet tube is located the right-hand side of jar body, the drain pipe sets up in the right part upside of jar body, three-phase separator fixed setting is in the upper portion of inner chamber and is located the below of drain pipe, the gas-liquid tedge sets up in the upper portion of three separator, gas-liquid separator fixed setting is at the top of jar body and communicates with the top of gas-liquid tedge, marsh gas delivery pipe sets up in the top of gas-liquid separator, the wet return; the device also comprises a supporting rod, a straw cap cover, a supporting plate, a water distributor, an external circulating water pipe, a suction head, water distribution branch pipes, a rotational flow water distributor, a sludge pipe, a sludge discharge ring pipe and a control box, wherein the supporting rod is fixedly arranged at the bottom of the inner cavity, the straw cap cover is fixedly arranged at the top of the supporting rod, the bottom of the water return pipe downwards penetrates through the straw cap cover from the top of the straw cap cover, the supporting plate is fixedly arranged at the lower side of the right part of the tank body, the water distributor is fixedly arranged at the top of the supporting plate, the external circulating water pipe is communicated with the water distributor, the top of the external circulating water pipe is inserted into the inner cavity from the right part of the tank body, the suction head is arranged at the top of the external circulating water pipe, the suction head is provided with a plurality of groups and is uniformly and horizontally distributed in the inner cavity, the water distribution branch pipes are fixedly arranged at the left part of the water distributor and are inserted, the inner chamber is inserted from the right part of the jar body in the left part of sludge pipe, and the mud ring canal sets up in the left part of sludge pipe, and the middle part of mud ring canal evenly is provided with inhales the mud mouth, and the control box is fixed to be set up in the left part of the jar body, all has the water control valve on every group water distribution branch pipe.

The utility model discloses an improved generation UASB anaerobic reactor still includes temperature regulating device, PH on-line monitoring device and temperature on-line monitoring device, and temperature regulating device is fixed to be set up in the middle part of inner chamber, and PH on-line monitoring device and temperature on-line monitoring device all set up in the bottom left side of inner chamber.

The utility model discloses an improved generation UASB anaerobic reactor still includes mud back flow and mud backwash pump, and the right part of base is provided with the sludge impoundment, and the bottom of sludge pipe is located the sludge impoundment, and the mud backwash pump sets up in the sludge impoundment, and the mud back flow sets up in the output of sludge pump, and the top of mud back flow is connected with the middle part of sludge pipe.

The utility model discloses an improved generation UASB anaerobic reactor still includes that the pipe chute deposits device and goes out the water weir, goes out the fixed top that sets up in the top of inner chamber and lie in the drain pipe of water weir, and the pipe chute deposits the device and sets up in the bottom of inner chamber and lie in the below of drain pipe.

The utility model discloses an improved generation UASB anaerobic reactor still includes marsh gas water seal tank, marsh gas delivery pipe and water injection pipe, and marsh gas water seal tank is fixed to be set up in the top right side of the jar body, and marsh gas delivery pipe's right part inserts in the marsh gas water seal tank from the top of marsh gas water seal tank, and the bottom and the marsh gas water seal tank top of marsh gas discharge pipe are linked together, and the water injection pipe extends to its bottom in inserting marsh gas water seal tank from marsh gas water seal tank top.

Compared with the prior art, the beneficial effects of the utility model are that: when the improved UASB anaerobic reactor is used for anaerobic treatment of wastewater, each water distribution branch pipe is provided with an independent water control valve, thereby realizing branch pipe water distribution control outside the tank and effectively solving the problem of blockage and recanalization of the water distribution branch pipes, the water outlet of a water distribution port swirls along a tangent line through a straw hat cover and an ejector to play a role of stirring bottom muddy water, thereby fully mixing bottom sludge and inlet water, preventing the occurrence of uneven water distribution, ensuring good operation and high-efficiency treatment effect of the whole reactor, simultaneously, an outer circulating water pipe adopts a multi-pipe dendritic multi-point water taking design to ensure the average distribution of each water taking point in a horizontal position, more uniform water taking, being beneficial to the balance of regional water quality in the reactor, and the treated water of the outer circulation has good dilution effect on high-concentration raw water which initially enters, further ensuring the operation removal effect of the reactor, the sludge at the bottom is collected by adopting annular multiple holes, so that the average distribution of sludge discharging points is ensured, and the alternate growth of new and old sludge at the bottom of the reactor is promoted.

Drawings

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

FIG. 2 is a schematic view of the top view of the water distribution branch pipe of the present invention;

FIG. 3 is a schematic top view of the mud discharge pipe of the present invention;

FIG. 4 is a schematic top view of the inclined tube settling device of the present invention;

in the drawings, the reference numbers: 1. a base; 2. a tank body; 3. a water inlet pipe; 4. a drain pipe; 5. a three-phase separation device; 6. a gas-liquid riser; 7. a gas-liquid separation tank; 8. a biogas discharge pipe; 9. a water return pipe; 10. a strut; 11. a straw hat cover; 12. a support plate; 13. a water distributor; 14. an external circulation water pipe; 15. a suction head; 16. a water distribution branch pipe; 17. a rotational flow water distributor; 18. a sludge pipe; 19. a mud discharge ring pipe; 20. a control box; 21. a temperature control device; 22. a PH on-line monitoring device; 23. a temperature on-line monitoring device; 24. a sludge return pipe; 25. a sludge reflux pump; 26. an inclined tube precipitation device; 27. an effluent weir; 28. water sealing the tank with methane; 29. a biogas discharge pipe; 30. a water injection pipe.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in figures 1 to 4, the improved UASB anaerobic reactor of the utility model comprises a base 1, a tank body 2, a water inlet pipe 3 and a water outlet pipe 4, the device comprises a three-phase separation device 5, a gas-liquid ascending pipe 6, a gas-liquid separation tank 7, a methane discharge pipe 8 and a water return pipe 9, wherein the tank body 2 is fixedly arranged at the top of a base 1, an inner cavity is arranged inside the tank body 2, a water inlet pipe 3 is positioned at the right side of the tank body 2, a water outlet pipe 4 is arranged at the upper side of the right part of the tank body 2, the three-phase separation device 5 is fixedly arranged at the upper part of the inner cavity and positioned below the water outlet pipe 4, the gas-liquid ascending pipe 6 is arranged at the upper part of the three-phase separation device, the gas-liquid separation tank 7 is fixedly arranged at the top of the tank body 2 and communicated with the top of the gas-liquid ascending pipe 6, the methane discharge pipe 8 is arranged at the top of the gas-; the water distributor comprises a support rod 10, a straw cap cover 11, a supporting plate 12, a water distributor 13, an external circulating water pipe 14, a suction head 15, a water distribution branch pipe 16, a rotational flow water distributor 17, a sludge pipe 18, a sludge discharge ring pipe 19 and a control box 20, wherein the support rod 10 is fixedly arranged at the bottom of an inner cavity, the straw cap cover 11 is fixedly arranged at the top of the support rod 10, the bottom of a water return pipe 9 penetrates through the straw cap cover 11 downwards from the top of the straw cap cover 11, the supporting plate 12 is fixedly arranged at the lower right side of the tank body 2, the water distributor 13 is fixedly arranged at the top of the supporting plate 12, the external circulating water pipe 14 is communicated with the water distributor 13, the top of the external circulating water pipe 14 is inserted into the inner cavity from the right part of the tank body 2, the suction head 15 is arranged at the top of the external circulating water pipe 14, the suction head 15 is provided with a plurality of groups and is uniformly and horizontally distributed in the inner cavity, the water distribution branch pipe 16 is fixedly arranged, the water distribution branch pipes 16 are provided with a plurality of groups, the bottoms of the water distribution branch pipes are uniformly and horizontally distributed in a circumferential manner under the straw hat cover 11, the left part of the sludge pipe 18 is inserted into the inner cavity from the right part of the tank body 2, the sludge discharge ring pipe 19 is arranged at the left part of the sludge pipe 18, the middle part of the sludge discharge ring pipe 19 is uniformly provided with a sludge suction port, the control box 20 is fixedly arranged at the left part of the tank body 2, and each group of water distribution branch pipes 16 is provided with a water control valve; when the improved UASB anaerobic reactor is used for anaerobic treatment of wastewater, each water distribution branch pipe is provided with an independent water control valve, thereby realizing branch pipe water distribution control outside the tank and effectively solving the problem of blockage and recanalization of the water distribution branch pipes, the water outlet of a water distribution port swirls along a tangent line through a straw hat cover and an ejector to play a role of stirring bottom muddy water, thereby fully mixing bottom sludge and inlet water, preventing the occurrence of uneven water distribution, ensuring good operation and high-efficiency treatment effect of the whole reactor, simultaneously, an outer circulating water pipe adopts a multi-pipe dendritic multi-point water taking design to ensure the average distribution of each water taking point in a horizontal position, more uniform water taking, being beneficial to the balance of regional water quality in the reactor, and the treated water of the outer circulation has good dilution effect on high-concentration raw water which initially enters, further ensuring the operation removal effect of the reactor, the sludge at the bottom is collected by adopting annular multiple holes, so that the average distribution of sludge discharging points is ensured, and the alternate growth of new and old sludge at the bottom of the reactor is promoted.

The utility model discloses an improved UASB anaerobic reactor, which also comprises a temperature control device 21, a PH online monitoring device 22 and a temperature online monitoring device 23, wherein the temperature control device 21 is fixedly arranged in the middle of the inner cavity, and the PH online monitoring device 22 and the temperature online monitoring device 23 are both arranged on the left side of the bottom of the inner cavity; the reaction temperature in the inner cavity is controlled and the temperature and the pH are monitored through the arrangement.

The utility model discloses an improved UASB anaerobic reactor, still include mud back flow 24 and mud backwash pump 25, the right part of base 1 is provided with the sludge tank, the bottom of sludge pipe 18 is located the sludge tank, mud backwash pump 25 sets up in the sludge tank, mud back flow 24 sets up in the output of sludge pump, the top of mud back flow 24 is connected with the middle part of sludge pipe 18; the arrangement is convenient for supplementing the sludge in the inner cavity.

The utility model discloses an improved UASB anaerobic reactor, which also comprises an inclined tube sedimentation device 26 and an effluent weir 27, wherein the effluent weir 27 is fixedly arranged at the top of the inner cavity and is positioned above the drain pipe 4, and the inclined tube sedimentation device 26 is arranged at the bottom of the inner cavity and is positioned below the drain pipe 4; through the setting, the treatment effect on sewage is improved.

The utility model discloses an improved UASB anaerobic reactor, still include marsh gas water seal tank 28, marsh gas discharge pipe 29 and water injection pipe 30, marsh gas water seal tank 28 is fixed to be set up in the top right side of jar body 2, the right part of marsh gas discharge pipe 8 inserts in marsh gas water seal tank 28 from the top of marsh gas water seal tank 28, the bottom of marsh gas discharge pipe 29 is linked together with marsh gas water seal tank 28 top, water injection pipe 30 inserts in marsh gas water seal tank 28 from marsh gas water seal tank 28 top and extends to its bottom; the output end of the methane discharge pipe is sealed by the arrangement.

The utility model discloses an improved UASB anaerobic reactor, when using improved UASB anaerobic reactor to carry out anaerobic treatment to waste water, every water distribution branch pipe sets up independent water control valve, thereby can realize branch pipe water distribution control outside the jar, and effectively solve the problem of water distribution branch pipe jam recanalization, through grass cap cover and ejector, the water distribution outlet water whirls along the tangent line, play the stirring effect to bottom muddy water, thereby make bottom mud and influent water fully mix, prevent the uneven phenomenon of water distribution from taking place, guarantee good operation and high-efficiency treatment effect of whole reactor, outer circulating water pipe adopts the design of multitube branch form multiple spot water intaking simultaneously, guarantee the average distribution of each water intaking point at horizontal position, it is more even to get water, be favorable to the equilibrium of regional quality of water in the reactor, and the treated water of outer circulation has fine dilution effect to the high concentration of initial entering, the operation removal effect of the reactor is further ensured, sludge at the bottom is collected by adopting annular multi-holes, the uniform distribution of sludge discharge points is ensured, the replacement growth of new and old sludge at the bottom of the reactor is promoted, and the reactor is firstly moved to a position required by a user before the actions are finished.

The utility model discloses an improved generation UASB anaerobic reactor, above the mounting means, the connected mode or the mode that sets up of all parts are common mechanical means to concrete structure, model and the coefficient index of its all parts are its from taking the technique, as long as can reach all can implement of its beneficial effect, so do not add at much and give unnecessary detail.

The improved UASB anaerobic reactor of the utility model, without being described to the contrary, contains the terms of "up, down, left, right, front, back, inner, front, back, horizontal" and the like, which only represents the orientation of the term in the normal use state, or be a trivial term understood by those skilled in the art, and should not be considered as limiting the term, at the same time, the numerical terms "first," "second," and "third," etc. do not denote any particular quantity or order, but rather are used to distinguish one from another, furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements, but also includes other elements not expressly listed or inherent to such process, method, article, or apparatus.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. An improved UASB anaerobic reactor comprises a base (1), a tank body (2), a water inlet pipe (3), a water outlet pipe (4), a three-phase separation device (5), a gas-liquid ascending pipe (6), a gas-liquid separation tank (7), a methane discharge pipe (8) and a water return pipe (9), wherein the tank body (2) is fixedly arranged at the top of the base (1), an inner cavity is arranged inside the tank body (2), the water inlet pipe (3) is positioned at the right side of the tank body (2), the water outlet pipe (4) is arranged at the upper side of the right part of the tank body (2), the three-phase separation device (5) is fixedly arranged at the upper part of the inner cavity and positioned below the water outlet pipe (4), the gas-liquid ascending pipe (6) is arranged at the upper parts of the three separation devices, the gas-liquid separation tank (7) is fixedly arranged at the top of the tank body (2) and communicated with the top of the gas, the water return pipe (9) is arranged at the bottom of the gas-liquid separation tank (7), and the bottom of the water return pipe (9) is inserted into the inner cavity from the top of the tank body (2) and penetrates through the three-phase separation device (5); it is characterized by also comprising a support rod (10), a straw cap cover (11), a support plate (12), a water distributor (13), an external circulating water pipe (14), a suction head (15), a water distribution branch pipe (16), a rotational flow water distributor (17), a sludge pipe (18), a sludge discharge ring pipe (19) and a control box (20), wherein the support rod (10) is fixedly arranged at the bottom of the inner cavity, the straw cap cover (11) is fixedly arranged at the top of the support rod (10), the bottom of the water return pipe (9) downwards passes through the straw cap cover (11) from the top of the straw cap cover (11), the support plate (12) is fixedly arranged at the lower side of the right part of the tank body (2), the water distributor (13) is fixedly arranged at the top of the support plate (12), the external circulating water pipe (14) is communicated with the water distributor (13), the top of the external circulating water pipe (14) is inserted into the inner cavity from the right part of the tank body (2), the suction head (15) is, the suction head (15) is provided with a plurality of groups and is uniformly and horizontally distributed in the inner cavity, the water distribution branch pipes (16) are fixedly arranged at the left part of the water distributor (13) and are inserted into the inner cavity leftwards, the rotational flow water distributor (17) is arranged at the water outlet end of the water distribution branch pipes (16) and is positioned below the straw cap cover (11), the water distribution branch pipes (16) are provided with a plurality of groups, the bottoms of the water distribution branch pipes are uniformly and horizontally distributed at the periphery below the straw cap cover (11), the left part of the sludge pipe (18) is inserted into the inner cavity from the right part of the tank body (2), the sludge discharge ring pipe (19) is arranged at the left part of the sludge pipe (18), the middle part of the sludge discharge ring pipe (19) is uniformly provided with a sludge suction port, the control box (20) is fixedly arranged at the left part of the tank body.

2. The improved UASB anaerobic reactor according to claim 1, further comprising a temperature control device (21), a PH on-line monitoring device (22) and a temperature on-line monitoring device (23), wherein the temperature control device (21) is fixedly arranged in the middle of the inner cavity, and the PH on-line monitoring device (22) and the temperature on-line monitoring device (23) are both arranged on the left side of the bottom of the inner cavity.

3. An improved UASB anaerobic reactor according to claim 2, further comprising a sludge return pipe (24) and a sludge return pump (25), wherein the right part of the base (1) is provided with a sludge tank, the bottom of the sludge pipe (18) is positioned in the sludge tank, the sludge return pump (25) is arranged in the sludge tank, the sludge return pipe (24) is arranged at the output end of the sludge pump, and the top of the sludge return pipe (24) is connected with the middle part of the sludge pipe (18).

4. An improved UASB anaerobic reactor according to claim 3, further comprising a tube settler (26) and an effluent weir (27), the effluent weir (27) being fixedly arranged at the top of the inner chamber and above the water discharge pipe (4), the tube settler (26) being arranged at the bottom of the inner chamber and below the water discharge pipe (4).

5. The improved UASB anaerobic reactor according to claim 4, further comprising a biogas water-sealed tank (28), a biogas discharge pipe (29) and a water injection pipe (30), wherein the biogas water-sealed tank (28) is fixedly arranged at the right side of the top of the tank body (2), the right part of the biogas discharge pipe (8) is inserted into the biogas water-sealed tank (28) from the top of the biogas water-sealed tank (28), the bottom end of the biogas discharge pipe (29) is communicated with the top end of the biogas water-sealed tank (28), and the water injection pipe (30) is inserted into the biogas water-sealed tank (28) from the top end of the biogas water-sealed tank (28) and extends to the bottom thereof.