CN214734812U

CN214734812U - UASB reactor

Info

Publication number: CN214734812U
Application number: CN202120981580.2U
Authority: CN
Inventors: 程刚
Original assignee: Hebei Tim Environmental Engineering Co ltd
Current assignee: Hebei Tim Environmental Engineering Co ltd
Priority date: 2021-05-10
Filing date: 2021-05-10
Publication date: 2021-11-16
Anticipated expiration: 2031-05-10

Abstract

The utility model discloses a UASB reactor, including gas holder and anaerobic microorganism sludge blanket, anaerobic microorganism sludge blanket installs in the inside of UASB reactor shell body, and the top of anaerobic microorganism sludge blanket is provided with the UASB reacting chamber, and the top of UASB reacting chamber is provided with the three-phase separator, and the below of anaerobic microorganism sludge blanket installs the branch pipe, and the upper end of branch pipe is provided with the inlet tube, and the gas holder is installed in the top of three-phase separator, and the top of gas holder is provided with vapour and liquid separator, and the top of vapour and liquid separator is provided with marsh gas collection device; the anaerobic sludge bed is discharged from the discharge port, and a new anaerobic sludge bed is added through the feed port, so that the anaerobic sludge bed can be conveniently and rapidly replaced; the left side and the right side are provided with a sludge discharge port and a treated water discharge port, so that the sludge and the treated water can be discharged quickly, and the service efficiency and the effect of the reactor are enhanced.

Description

UASB reactor

Technical Field

The utility model belongs to the technical field of UASB, specifically be UASB reactor.

Background

The UASB is called an up-flow anaerobic sludge bed reactor, which is an anaerobic biological method for treating sewage and is called an up-flow anaerobic sludge bed; invented by professor netherlands in 1977 (D.D.).

The utility model discloses a novel UASB reactor of grant bulletin number CN 206395926U, including gas holder, anaerobic microorganism sludge blanket, water distribution device and the suspended solid controlling means of intaking, anaerobic microorganism sludge blanket installs the inside at UASB reactor shell body, anaerobic microorganism sludge blanket's top is provided with UASB reacting chamber, UASB reacting chamber's top is provided with the three-phase separator, the below at anaerobic microorganism sludge blanket is installed to the water distribution device, the below of water distribution device is provided with the branch pipe, the left side of water distribution device is provided with the inlet tube, the top at the three-phase separator is installed to the gas holder, the top of gas holder is provided with vapour and liquid separator. The utility model discloses in, the water distribution device of design can pass through each branch pipe with the sewage that the pump was advanced, and the bottom of UASB reactor shell body is evenly discharged, and the effectual short stream phenomenon of having avoided appearing has reduced the impact to the reactor, effectively improves reaction efficiency.

The water distribution device of this patent design can pass through each branch pipe with the sewage that the pump advances, and the bottom of UASB reactor shell body is discharged to the even, and the effectual short current phenomenon of having avoided appearing has reduced the impact to the reactor, effectively improves reaction efficiency, but the change of anaerobic microorganism sludge blanket is very inconvenient, uses the condition that the suitability is low to appear very easily after a period.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a UASB reactor to the problem of availability factor low after solving and using a period.

In order to achieve the above object, the utility model provides a following technical scheme: UASB reactor, including gas holder and anaerobic microbial sludge blanket, anaerobic microbial sludge blanket installs the inside at UASB reactor shell body, anaerobic microbial sludge blanket's top is provided with UASB reacting chamber, UASB reacting chamber's top is provided with the three-phase separator, the branch pipe is installed to anaerobic microbial sludge blanket's below, and the branch pipe is provided with a plurality ofly to the equidistance sets up, the upper end of branch pipe is provided with the inlet tube, and the inlet tube sets up the upper end at the branch pipe, the gas holder is installed in the top of three-phase separator, the top of gas holder is provided with vapour and liquid separator, vapour and liquid separator's top is provided with marsh gas collection device, the outside of UASB reactor shell body is provided with the processing water discharge port, and the processing water discharge port is equipped with two, sets up respectively in the left and right sides, the below of processing water discharge port is provided with sludge discharge port, the two sludge discharge ports are respectively corresponding to the treated water discharge ports.

Preferably, install into water suspended solid controlling means in the inlet pipe, it is provided with two altogether to advance water suspended solid controlling means, and two suspension controlling means that advance install respectively in the left and right sides inlet pipe.

Preferably, the one end of anaerobic sludge bed is provided with the feed inlet, the other end of anaerobic sludge bed is provided with the discharge gate, and anaerobic sludge bed is the tilt state, and the feed inlet setting is at the upper right side of anaerobic sludge bed, and the discharge gate setting is at the left downside of anaerobic sludge bed, and the convenience is changed anaerobic sludge bed.

Preferably, the UASB reactor shell is provided with an observation window, and the observation window is arranged at the front side of the UASB reactor shell, so that the condition in the UASB reactor shell can be conveniently observed.

Preferably, the lower extreme of UASB reactor casing is provided with the base, and the base fixed weld is in the lower extreme of UASB reactor casing, conveniently supports it.

Compared with the prior art, the beneficial effects of the utility model are that: 1. the anaerobic sludge bed is discharged from the discharge hole of the reactor, and a new anaerobic sludge bed is added from the feed hole, so that the anaerobic sludge bed can be rapidly replaced conveniently.

2. The left side and the right side of the reactor are provided with a sludge discharge port and a treated water discharge port, so that the sludge and the treated water can be discharged quickly, and the service efficiency and the effect of the reactor are enhanced.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a cross-sectional view of the present invention.

In the figure: 1. a UASB reactor shell; 2. a biogas collection device; 3. a gas-liquid separator; 4. a gas storage tank; 5. a treated water discharge port; 6. a three-phase separator; 7. a sludge discharge port; 8. a UASB reaction chamber; 9. anaerobic sludge bed; 91. a feed inlet; 92. a discharge port; 10. a branch pipe; 11. a water inflow suspended matter control device; 12. a water inlet pipe; 13. an observation window; 14. a base.

Detailed Description

Referring to fig. 1 and 2, the UASB reactor includes a gas storage tank 4 and an anaerobic microbial sludge bed 9, the anaerobic microbial sludge bed 9 is installed inside a housing 1 of the UASB reactor, a UASB reaction chamber 8 is provided above the anaerobic microbial sludge bed 9, a three-phase separator 6 is provided above the UASB reaction chamber 8, a plurality of branch pipes 10 are installed below the anaerobic microbial sludge bed 9, the branch pipes 10 are equidistantly provided, a water inlet pipe 12 is provided at an upper end of the branch pipes 10, the gas storage tank 4 is installed above the three-phase separator 6, a gas-liquid separator 3 is provided above the gas storage tank 4, a biogas collecting device 2 is provided above the gas-liquid separator 3, a treated water discharge port 5 is provided outside the housing 1 of the UASB reactor, two treated water discharge ports 5 are provided, which are respectively provided on the left and right sides, a sludge discharge port 7 is provided below the treated water discharge port 5, two sludge discharge ports 7 are arranged and respectively correspond to the treated water discharge ports 5.

Referring to fig. 1 and 2, two inflow suspended matter control devices 13 are installed in the water inlet pipe 12, and the two inflow suspended matter control devices 13 are installed in the left and right water inlet pipes 12, respectively.

Referring to fig. 1 and 2, one end of the anaerobic sludge blanket 9 is provided with a feed port 91, the other end of the anaerobic sludge blanket 9 is provided with a discharge port 92, the anaerobic sludge blanket 9 is in an inclined state, the feed port 91 is arranged at the upper right side of the anaerobic sludge blanket 9, and the discharge port 92 is arranged at the lower left side of the anaerobic sludge blanket 9, so that the anaerobic sludge blanket 9 can be conveniently replaced.

Referring to fig. 1 and 2, the UASB reactor housing 1 is provided with an observation window 13, and the observation window 13 is disposed at the front side of the UASB reactor housing 1 to facilitate observation of the inside of the UASB reactor housing 1.

Referring to fig. 1 and 2, a base 14 is disposed at the lower end of the UASB reactor housing 1, and the base 14 is fixedly welded to the lower end of the UASB reactor housing 1 to support the UASB reactor housing.

The working principle of the scheme is as follows: the waste water enters from a water inlet pipe 12, the suspended matters in the waste water keep an upper limit value under the control of a water inlet suspended matter control device 13, the waste water uniformly enters into the interior of the UASB reactor outer shell 1 through each branch pipe 10 and is treated by an anaerobic microbial sludge bed 9, most organic pollutants in the waste water are degraded into methane and carbon dioxide through anaerobic fermentation, a three-phase separator 6 at the upper part of a UASB reaction chamber 8 is used for separating digestion gas, digestion liquid and sludge particles, the digestion gas generates methane through the action of a gas-liquid separator 3, the methane is collected by a methane collection device 2, the digestion liquid is discharged from treatment water discharge ports 5 at two sides, the sludge particles are discharged from sludge discharge ports 7 at two sides, the whole process is efficient and reliable, the operation cost is low, energy methane is produced, when the anaerobic sludge bed 9 needs to be replaced, a discharge port 92 is opened, the original anaerobic sludge bed 9 is discharged, and then a new anaerobic sludge bed 9 is injected through the feed port 91.

Claims

The UASB reactor comprises a gas storage tank (4) and an anaerobic microorganism sludge bed (9), and is characterized in that: the inside at UASB reactor shell body (1) is installed in anaerobic microbial sludge blanket (9), the top of anaerobic microbial sludge blanket (9) is provided with UASB reacting chamber (8), the top of UASB reacting chamber (8) is provided with three-phase separator (6), branch pipe (10) are installed to the below of anaerobic microbial sludge blanket (9), the upper end of branch pipe (10) is provided with inlet tube (12), the top at three-phase separator (6) is installed in gas holder (4), the top of gas holder (4) is provided with vapour and liquid separator (3), the top of vapour and liquid separator (3) is provided with marsh gas collection device (2), the outside of UASB reactor shell body (1) is provided with treatment water discharge opening (5), the below of treatment water discharge opening (5) is provided with sludge discharge opening (7).
2. A UASB reactor according to claim 1, wherein: and a water inlet suspended matter control device (11) is arranged in the water inlet pipe (12).
3. A UASB reactor according to claim 1, wherein: one end of the anaerobic microorganism sludge bed (9) is provided with a feed inlet (91), and the other end of the anaerobic microorganism sludge bed (9) is provided with a discharge outlet (92).
4. A UASB reactor according to claim 1, wherein: and an observation window (13) is arranged on the UASB reactor outer shell (1).
5. A UASB reactor according to claim 1, wherein: the lower end of the UASB reactor outer shell (1) is provided with a base (14).