CN212559846U

CN212559846U - UASB reaction unit

Info

Publication number: CN212559846U
Application number: CN202020407131.2U
Authority: CN
Inventors: 罗涛; 肖一凡; 李丛贸
Original assignee: Beijing Greenwater Environmental Engineering Technology Co ltd
Current assignee: Beijing Greenwater Environmental Engineering Technology Co ltd
Priority date: 2020-03-26
Filing date: 2020-03-26
Publication date: 2021-02-19
Anticipated expiration: 2030-03-26

Abstract

The utility model provides a UASB reaction unit. The UASB reaction apparatus includes: a work table; the reactor is fixedly connected to the left side of the top of the workbench; the sedimentation tank is fixedly connected to the right side of the top of the workbench; communicating pipe, communicating pipe fixed connection in the top of the internal surface of reactor, the right-hand member of communicating pipe runs through the reactor and extends to the inside of sedimentation tank, the right-hand member of communicating pipe with the top fixed connection of the internal surface of sedimentation tank. The utility model provides a UASB reaction unit has and sets up filtering component in the inside of sedimentation tank, and the convenience carries out filtration once more to the sewage after handling, makes that sewage is filterable cleaner, and filtering component makes and fixes jointly inside the sedimentation tank through fixed subassembly and supporting component, conveniently in time takes out filtering component from the sedimentation tank inside, then cleans the filter screen to guarantee the filter effect of filter screen.

Description

UASB reaction unit

Technical Field

The utility model relates to a sewage treatment field especially relates to a UASB reaction unit.

Background

The UASB is an upflow anaerobic sludge blanket reactor, which is an anaerobic biological method for treating sewage, also called upflow anaerobic sludge blanket, the sewage passes through the UASB from bottom to top, the UASB reaction is that the wastewater is introduced into the bottom of the reactor as uniformly as possible, the sewage passes through the sludge blanket containing granular sludge or flocculent sludge from top to bottom, and the anaerobic reaction occurs in the process of contacting the wastewater and sludge granules.

The UASB reactor can be handled sewage, and sewage passes through during the pipeline reentries sedimentation tank, carries out the filtration once more to sewage by the filtering component in the sedimentation tank, can make sewage treatment's cleaner, but current processing pond is inside to be provided with filtering component once more, but these filtering components are the snap-on inside the sedimentation tank, and inconvenient staff takes off filtering component and washs, and this effect that just can influence secondary filter.

Therefore, it is necessary to provide a UASB reaction apparatus to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a UASB reaction unit has solved the inside secondary filter subassembly of UASB reaction unit and has dismantled inconveniently, may influence the problem of filter effect.

In order to solve the technical problem, the utility model provides a UASB reaction unit, include: a work table;

the reactor is fixedly connected to the left side of the top of the workbench;

the sedimentation tank is fixedly connected to the right side of the top of the workbench;

the communicating pipe is fixedly connected to the top of the inner surface of the reactor, the right end of the communicating pipe penetrates through the reactor and extends to the interior of the sedimentation tank, and the right end of the communicating pipe is fixedly connected with the top of the inner surface of the sedimentation tank;

the fixing assembly is fixedly connected to the left side of the inner surface of the sedimentation tank;

the support assembly is fixedly connected to the right side of the inner surface of the sedimentation tank;

the filter assembly is arranged on the right side of the top of the fixing assembly, and the right end of the filter assembly extends to the inside of the supporting assembly;

and the box door is arranged in the middle of the outer surface of the sedimentation tank.

The inside through reprecipitation pond sets up filtering component, and the convenience carries out filtration once more to the sewage after handling, makes the filterable cleaner of sewage, and filtering component makes and fixes jointly inside the sedimentation tank through fixed subassembly and supporting component, conveniently in time takes out filtering component from the sedimentation tank inside, then cleans the filter screen to guarantee the filter effect of filter screen.

Preferably, the fixed subassembly includes first fixed block, the mounting groove has been seted up to the top on first fixed block right side, the left side intercommunication of mounting groove internal surface has the draw-in groove, the left side intercommunication of draw-in groove internal surface has the spread groove, the inside of spread groove is provided with the connecting plate, the top of connecting plate extends to the outside of fixed block.

Preferably, the bottom on the right side of the connecting plate is fixedly connected with an extrusion plate, the right side of the inner surface of the connecting groove is fixedly connected with a first spring, and the left end of the first spring is fixedly connected with the right side of the connecting plate.

Preferably, a first telescopic groove is formed in the inner portion of the right side of the first fixing block, a second spring is arranged in the first telescopic groove, a supporting piece is fixedly connected to the top end of the second spring, and the top of the supporting piece extends to the inner portion of the mounting groove.

Preferably, the supporting component comprises a second fixing block, and a limiting groove is formed in the top of the left side of the second fixing block.

Preferably, filtering component includes the filter screen, the first connecting block of middle fixedly connected with on filter screen right side, first connecting block extends to the inside of spacing groove, the left middle fixedly connected with second connecting block of filter screen, second connecting block left side extends to the inside of mounting groove.

Preferably, a second telescopic groove is formed in the second connecting block, a third spring is arranged in the second telescopic groove, a clamping block is fixedly connected to the left end of the third spring, and one side of the clamping block penetrates through the second connecting block and extends to the inside of the clamping groove.

Compared with the prior art, the utility model provides a UASB reaction unit has following beneficial effect:

the utility model provides a UASB reaction unit sets up filtering component through the inside at the sedimentation tank, and the convenience carries out filtration once more to the sewage after handling, makes the filterable cleaner of sewage, and filtering component makes to fix jointly inside the sedimentation tank through fixed subassembly and supporting component, conveniently in time takes out filtering component from the sedimentation tank inside, then cleans the filter screen to guarantee the filter effect of filter screen.

Drawings

Fig. 1 is a schematic structural diagram of a UASB reaction apparatus according to a preferred embodiment of the present invention;

FIG. 2 is a schematic structural view of the fixing assembly shown in FIG. 1;

FIG. 3 is a schematic structural view of the support assembly shown in FIG. 1;

FIG. 4 is a schematic view of the filter assembly of FIG. 1;

fig. 5 is a schematic view of the external structure shown in fig. 1.

Reference numbers in the figures: 1. the workstation, 2, the reactor, 3, the sedimentation tank, 4, communicating pipe, 5, fixed subassembly, 501, first fixed block, 502, the mounting groove, 503, the draw-in groove, 504, the spread groove, 505, the connecting plate, 506, press the clamp plate, 507, first spring, 508, first flexible groove, 509, the second spring, 510, support piece, 6, supporting component, 601, the second fixed block, 602, spacing groove, 7, filtering component, 701, the filter screen, 702, first connecting block, 703, the second connecting block, 704, the flexible groove of second, 705, the third spring, 706, the fixture block, 8, the chamber door.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5 in combination, in which fig. 1 is a schematic structural diagram of a UASB reaction apparatus according to a preferred embodiment of the present invention; FIG. 2 is a schematic structural view of the fixing assembly shown in FIG. 1; FIG. 3 is a schematic structural view of the support assembly shown in FIG. 1; FIG. 4 is a schematic view of the filter assembly of FIG. 1; fig. 5 is a schematic view of the external structure shown in fig. 1. The UASB reaction apparatus includes: a work table 1;

the reactor 2 is fixedly connected to the left side of the top of the workbench 1;

the sedimentation tank 3 is fixedly connected to the right side of the top of the workbench 1;

the communicating pipe 4 is fixedly connected to the top of the inner surface of the reactor 2, the right end of the communicating pipe 4 penetrates through the reactor 2 and extends to the interior of the sedimentation tank 3, and the right end of the communicating pipe 4 is fixedly connected with the top of the inner surface of the sedimentation tank 3;

the fixing component 5 is fixedly connected to the left side of the inner surface of the sedimentation tank 3;

the supporting component 6 is fixedly connected to the right side of the inner surface of the sedimentation tank 3;

the filter assembly 7 is arranged on the right side of the top of the fixing assembly 5, and the right end of the filter assembly 7 extends to the inside of the supporting assembly 6;

and the box door 8 is arranged in the middle of the outer surface of the sedimentation tank 3.

The anaerobic reaction process in the UASB reactor 2 is the same as other anaerobic biological treatment processes, including hydrolysis, acidification, acetogenesis, methanogenesis and the like. Different microorganisms participate in the conversion process of the substrate to convert the substrate into final products, namely inorganic substances such as methane, water and the like, and the anaerobic microorganisms participating in the reaction in the anaerobic digestion reaction process mainly comprise the following microorganisms: hydrolysis-fermenting (acidifying) bacteria, which hydrolytically ferment substrates of complex structure into various organic acids, ethanol, sugars, hydrogen and carbon dioxide; ② acetogenic bacteria, which convert the products of the first hydrolytic fermentation into hydrogen, acetic acid and carbon dioxide; and the UASB consists of a sludge reaction zone, a gas-liquid-solid three-phase separator (including a settling zone) and a gas chamber, a large amount of anaerobic sludge is reserved in the bottom reaction zone, and sludge with good settling property and coagulation property forms a sludge layer at the lower part. The sewage to be treated flows into the anaerobic sludge bed from the bottom of the anaerobic sludge bed to be mixed and contacted with the sludge in the sludge bed, and the microorganisms in the sludge decompose the organic matters in the sewage and convert the organic matters into methane. The marsh gas is continuously discharged in the form of micro bubbles, the micro bubbles are continuously merged in the rising process to gradually form larger bubbles, sludge with thinner sludge concentration is formed at the upper part of a sludge bed due to the stirring of the marsh gas and rises together with water to enter a three-phase separator, when the marsh gas touches a reflecting plate at the lower part of the separator, the marsh gas is folded to the periphery of the reflecting plate and then passes through a water layer to enter a gas chamber, the marsh gas is concentrated in the gas chamber and is guided out by a guide pipe, solid-liquid mixed liquid enters a settling zone of the three-phase separator through reflection, the sludge in the sewage is flocculated, particles are gradually increased and are settled under the action of gravity, the sludge settled on the inclined wall slides back to an anaerobic reaction zone along the inclined wall, so that a large amount of sludge is accumulated in the reaction zone, treated water separated from the sludge overflows from the upper part of.

The fixed component 5 comprises a first fixed block 501, a mounting groove 502 is formed in the upper portion of the right side of the first fixed block 501, a clamping groove 503 is communicated with the left side of the inner surface of the mounting groove 502, a connecting groove 504 is communicated with the left side of the inner surface of the clamping groove 503, a connecting plate 505 is arranged inside the connecting groove 504, and the top of the connecting plate 505 extends to the outside of the fixed block 501.

The first fixing block 501 and the second fixing block 601 are respectively fixed on the upper left and right sides of the inner surface of the sedimentation tank 3, the size of the mounting groove 502 is matched with the second connecting block 703, and the clamping groove 503 is a groove matched with the clamping block 706.

A pressing plate 506 is fixedly connected to the bottom of the right side of the connecting plate 505, a first spring 507 is fixedly connected to the right side of the inner surface of the connecting groove 504, and the left end of the first spring 507 is fixedly connected to the right side of the connecting plate 505.

Through removing connecting plate 505, make press plate 506 can slide inside connecting groove 504 to can extrude fixture block 706 draw-in groove 503, first spring 507 is compression spring, and compression spring is the coil spring who bears axial pressure, and it is mostly circular that its used material cross-section is mostly, also has rectangle and stranded steel winding, and the spring generally is equidistant, and compression spring's shape has: cylindrical, conical, convex and concave and a few non-circular etc., there is certain clearance between the circle of compression spring, and the spring contracts when receiving external load and warp, stores the deformation energy.

First flexible groove 508 has been seted up to the inside on first fixed block 501 right side, the inside of first flexible groove 508 is provided with second spring 509, the top fixedly connected with support piece 510 of second spring 509, the top of support piece 510 extends to the inside of mounting groove 502.

The first telescopic slot 508 and the second spring 509 are adaptive slots, the second spring 509 is also a compression spring, and the second connecting block 703 and the entire shakegofer filter assembly 7 can be sprung upward by the cooperation of the second spring 509 and the support 510.

The supporting component 6 includes a second fixing block 601, a limiting groove 602 is formed at the top of the left side of the second fixing block 601, and the limiting groove 602 is a groove adapted to the first connecting block 702.

The filtering component 7 comprises a filter screen 701, a first connecting block 702 is fixedly connected to the middle of the right side of the filter screen 701, the first connecting block 702 extends to the inside of the limiting groove 602, a second connecting block 703 is fixedly connected to the middle of the left side of the filter screen 701, and the left side of the second connecting block 703 extends to the inside of the mounting groove 502.

The meshes of the filter screen 701 are small, so that the treated sewage can be further filtered, and the impurity removal amount of the sewage is ensured.

A second telescopic groove 704 is formed in the second connecting block 703, a third spring 705 is arranged in the second telescopic groove 704, a clamping block 706 is fixedly connected to the left end of the third spring 705, and one side of the clamping block 706 penetrates through the second connecting block 703 and extends into the clamping groove 503.

The second telescopic slot 704 is a slot matched with the third spring 705, one end of the fixture block 706 extending into the fixture slot 503 is an arc-shaped surface, so that the friction between the fixture block 706 and the first fixing block 501 is reduced, and the third spring 705 is also a compression spring.

The utility model provides a UASB reaction unit's theory of operation as follows:

s1, when UASB is used, a worker firstly introduces sewage into a sludge bed at the bottom of the inner surface of the reactor 2 through a pipeline at the bottom of the reactor 2, then the sewage enters the sedimentation tank 3 through the communicating pipe 4 after being treated in each step, and the treated sewage is discharged through a drain pipe at the bottom of the sedimentation tank 3 after being filtered by the filtering component 7 in the sedimentation tank 3.

S2, after the whole reaction apparatus is used for a period of time, the staff can open the door 8, then the staff inserts the hand into the sedimentation tank 3, then moves the connection plate 505 to the right, when the pressing plate 506 enters the slot 503 to the right, and presses the latch 706 to the second slot 704, the latch 706 presses the third spring 705 in the second slot 704, when the latch 706 completely leaves the slot 503, the second spring 509 in the first slot 508, which is always in a compressed state, presses the support 510 upwards, and bounces the filter assembly 7 upwards through the support 510, at this time, the staff can release the connection plate 505 in the hand, then the first spring 507 presses the connection plate 505 and the pressing plate 506 together to the left of the connection slot 504, then the staff can take the filter assembly 7 out of the sedimentation tank 3 through the door, then cleans the filter screen 701, and cleans the impurities on the filter screen 701, the filtering effect of the filter screen 701 is ensured.

S3, after the filter screen 701 is cleaned, a worker can install the filter assembly 7 back into the sedimentation tank 3 again, align the first connecting block 702 with the limiting groove 602 on the second fixing block 601, align the second connecting block 703 with the mounting groove 502, then press down the whole filter assembly 7, when the fixture block 706 enters the clamping groove 503 along the inner wall of the mounting groove 502, the filter assembly 7 is installed back between the fixing assembly 5 and the supporting assembly 6 again, the circular treatment equipment can be restarted, and the sedimentation tank 3 continues to treat the pharmaceutical wastewater.

set up filtering component 7 through the inside at sedimentation tank 3, conveniently carry out filtration once more to the sewage after handling, make sewage filterable cleaner, and filtering component 7 makes to fix jointly inside sedimentation tank 3 through fixed subassembly 5 and supporting component 6, conveniently in time takes out filtering component 7 from sedimentation tank 3 is inside, then cleans filter screen 701 to guarantee filter screen 701's filter effect.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A UASB reactor, comprising: a work table;

the reactor is fixedly connected to the left side of the top of the workbench;

2. A UASB reaction apparatus according to claim 1, wherein the fixed component includes a first fixed block, a mounting groove is formed above the right side of the first fixed block, a clamping groove is communicated with the left side of the inner surface of the mounting groove, a connecting groove is communicated with the left side of the inner surface of the clamping groove, a connecting plate is provided inside the connecting groove, and the top of the connecting plate extends to the outside of the fixed block.

3. A UASB reaction apparatus according to claim 2, wherein a pressing plate is fixedly connected to the bottom of the right side of the connecting plate, a first spring is fixedly connected to the right side of the inner surface of the connecting groove, and the left end of the first spring is fixedly connected to the right side of the connecting plate.

4. A UASB reaction apparatus according to claim 2, wherein a first telescopic slot is formed in the right side of the first fixed block, a second spring is disposed in the first telescopic slot, a support member is fixedly connected to the top end of the second spring, and the top of the support member extends into the mounting slot.

5. A UASB reaction apparatus as recited in claim 2, wherein the support assembly comprises a second stationary block, and a limit groove is formed at the top of the left side of the second stationary block.

6. A UASB reactor according to claim 5, wherein the filter assembly comprises a filter screen, the middle of the right side of the filter screen is fixedly connected with a first connecting block, the first connecting block extends to the inside of the limiting groove, the middle of the left side of the filter screen is fixedly connected with a second connecting block, the left side of the second connecting block extends to the inside of the mounting groove.

7. A UASB reaction device according to claim 6, wherein a second telescopic slot is provided in the second connecting block, a third spring is provided in the second telescopic slot, a clamping block is fixedly connected to the left end of the third spring, and one side of the clamping block passes through the second connecting block and extends to the inside of the clamping slot.