Sewage adsorption and degradation device for denitrification treatment of low-concentration organic wastewater

Abstract

The utility model relates to the technical field of denitrification treatment of organic wastewater, in particular to a sewage adsorption and degradation device for denitrification treatment of low-concentration organic wastewater, which comprises a tank body, a connecting mechanism and a mounting mechanism are fixed on the tank body, a fixing mechanism is mounted on the tank body, the fixing mechanism comprises a first limiting plate and an insertion block, and the first limiting plate is fixedly connected with the insertion block. A first limiting plate and a second limiting plate are fixed on the tank body, an inserting block and a clamping block are respectively clamped in the first limiting plate and the second limiting plate, the inserting block and the clamping block are fixedly connected with a filter brick, a cavity is formed in the filter brick, the first limiting plate and the second limiting plate are fixedly connected through a connecting plate, and the connecting plate is fixedly connected with the first limiting plate. A supporting mechanism is clamped on the first limiting plate and the second limiting plate; the inserting blocks and the clamping blocks fixed to every two adjacent filter bricks are clamped together, the multiple sets of filter bricks can be installed at the bottom end of the pool body, then the clamping blocks and the inserting blocks are positioned through the first limiting plates and the second limiting plates, and the filter bricks can be limited, disassembled and assembled.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of sewage adsorption and degradation device, specifically a kind of sewage adsorption and degradation device for low-concentration organic wastewater denitrification treatment, belong to organic wastewater denitrification processing technical field. BACKGROUND

[0002] The denitrification deep bed filter combines the functions of denitrification and deep bed filtration. In anoxic environment, denitrifying bacteria attached to the filter material use organic carbon sources (such as methanol, acetic acid and ethanol) as electron donors to reduce nitrate nitrogen or nitrite nitrogen in wastewater to nitrogen gas, thereby completing the denitrification process. At the same time, the filter material layer effectively removes suspended solids, organic matter and heavy metal ions and other harmful substances in water through interception, adsorption and desorption.

[0003] However, in the use of the existing deep bed filter, in order to support the filter material, it is necessary to install filter bricks at the bottom end of the tank body. During the fixing of the filter bricks, if the gap between the filter bricks is too large, it may cause unstable water flow, thereby easily causing deformation or displacement of the filter bricks. SUMMARY

[0004] The purpose of the present utility model is to solve the above problems by providing a sewage adsorption and degradation device for low-concentration organic wastewater denitrification treatment. The fixed insertion blocks and clamping blocks of adjacent two filter bricks are installed together, which can enable multiple groups of filter bricks to be installed at the bottom end of the tank body. The clamping blocks and insertion blocks are positioned by the first and second limiting plates, which can limit the filter bricks and prevent their displacement at the same time.

[0005] The utility model realizes the above-mentioned purpose through the following technical scheme: a sewage adsorption and degradation device for low-concentration organic wastewater denitrification treatment, comprising a tank body, a connecting mechanism and an installation mechanism are fixed on the tank body, a fixing mechanism is installed on the tank body, the fixing mechanism comprises a first limiting plate and an insertion block, a first limiting plate and a second limiting plate are fixedly connected on the tank body, an insertion block and a clamping block are respectively clamped and installed in the first limiting plate and the second limiting plate, the insertion block and the clamping block are fixedly connected with the filter bricks, a cavity is provided on the filter brick, the first limiting plate and the second limiting plate are fixedly connected through a connecting plate, a supporting mechanism is clamped and installed on the first limiting plate and the second limiting plate.

[0006] Preferably, the bottom end of the filter brick is provided in a slope structure, and the filter brick is in contact with the inner wall of the tank body.

[0007] Preferably, the insertion block and the clamping block are clamped and connected, and the contact part of the insertion block and the clamping block is provided in a slope structure.

[0008] Preferably, the height of the first and second limiting plates is greater than the height of the connecting plate, and the bottom end of the connecting plate is provided in an arc surface structure.

[0009] Preferably, the cavity is located at the top of the filter brick, and the filter brick is located at the bottom of the pool body.

[0010] Preferably, the connecting mechanism comprises a flow guide plate and a water distribution tank, two flow guide plates are fixedly installed on the pool body, and the water distribution tank is arranged between the flow guide plates and the pool body.

[0011] Preferably, the two flow guide plates are symmetrically arranged at the top of the pool body, and the flow guide plates are provided in an inclined surface structure.

[0012] Preferably, the mounting mechanism comprises a water collecting channel and a grid, the bottom end of the pool body is provided with the water collecting channel, and the grid is fixedly installed on the pool body near the water collecting channel.

[0013] Preferably, the supporting mechanism comprises a positioning block and a support plate, a plurality of positioning blocks are equidistantly clamped and installed on the first and second limiting plates, and the support plate is fixedly connected between the two groups of positioning blocks, the bottom end of the support plate is fixedly installed with a supporting rod, and the first and second limiting plates are each provided with a plurality of positioning grooves.

[0014] Preferably, the parts of the first and second limiting plates in contact with the positioning blocks are provided in an inclined surface structure, and the plurality of supporting rods are equidistantly arranged.

[0015] The beneficial effects of the utility model are that when the filter bricks are fixed to the bottom of the pool body, the operator can first clamp and install the fixed insertion blocks and clamping blocks on the two sides of the filter bricks on the first and second limiting plates, after the two groups of filter bricks are positioned, the bottom ends thereof are in contact with the bottom end of the pool body, and then the fixed clamping blocks on the filter bricks are clamped and installed with the fixed insertion blocks on the adjacent filter bricks, and after the filter bricks are sequentially assembled, the plurality of groups of filter bricks can be laid on the bottom end of the pool body, thereby facilitating the disassembly and assembly of the filter bricks during subsequent cleaning of the filter tank; the top of the filter brick is provided with a cavity, and the cavity part is poured with concrete, so that the stability and filtering effect during use of the filter brick can be ensured; through the filter brick, a large amount of biological attachment area can be provided on the surface of the filter brick, microorganisms can rapidly reproduce on the filter brick, a biological membrane is formed to perform denitrification, thereby facilitating the removal of nitrogen compounds in water; and the filter brick as a support body of the filter tank filler can fix other filter materials and biological membranes, and prevent sludge accumulation and fluidization phenomenon. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole structure schematic view of the utility model;

[0017] Figure 2 It is a connecting structure schematic view of the positioning block and the support plate of the utility model;

[0018] Figure 3 As Figure 2 the A part enlarged structural schematic view shown in the figure;

[0019] Figure 4 The connecting structure schematic view of the pool body and the flow guide plate of the utility model;

[0020] Figure 5 As Figure 4 the B part enlarged structural schematic view shown in the figure;

[0021] Figure 6 The connecting structure schematic view of the filter brick and the plug block of the utility model;

[0022] Figure 7 The connecting structure schematic view of the filter brick and the plug block of the utility model.

[0023] In the figure: 1, pool body; 2, connecting mechanism; 201, flow guide plate; 202, water distribution tank; 3, mounting mechanism; 301, water collection channel; 302, grating; 4, fixing mechanism; 401, filter brick; 402, first limiting plate; 403, second limiting plate; 404, cavity; 405, plug block; 406, clamping block; 407, connecting plate; 5, supporting mechanism; 501, positioning block; 502, support plate; 503, abutting rod; 504, positioning groove. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0025] Please refer to Figures 1-7 As shown in the figure, a sewage adsorption and degradation device for low-concentration organic wastewater denitrification treatment, comprising a pool body 1, the pool body 1 is fixed with a connecting mechanism 2 and a mounting mechanism 3, the pool body 1 is installed with a fixing mechanism 4, the fixing mechanism 4 comprises a first limiting plate 402 and a plug block 405, the pool body 1 is fixedly connected with the first limiting plate 402 and the second limiting plate 403, the first limiting plate 402 and the second limiting plate 403 are respectively clamped and installed with the plug block 405 and the clamping block 406, the plug block 405 and the clamping block 406 are fixedly connected between the filter brick 401, the filter brick 401 is provided with a cavity 404, the first limiting plate 402 and the second limiting plate 403 are fixedly connected through the connecting plate 407, the first limiting plate 402 and the second limiting plate 403 are clamped and installed with the supporting mechanism 5.

[0026] As a technical optimization scheme of the utility model, the bottom end of the filter brick 401 is provided with a slope structure, the filter brick 401 is in contact with the inner wall of the pool body 1, and the filter brick 401 is installed at the bottom end of the pool body 1, so that the water flow in the pool body 1 can be evenly distributed.

[0027] As a technical optimization scheme of the utility model, the plug block 405 is connected with the clamping block 406 in a clamping mode, and the contact part of the plug block 405 and the clamping block 406 is provided with a slope structure, so that the adjacent two filter bricks 401 can be installed together through the plug block 405 and the clamping block 406.

[0028] As a technical optimization scheme of the utility model, the height of the first limiting plate 402 and the second limiting plate 403 is greater than the height of the connecting plate 407, the bottom end of the connecting plate 407 is provided with a cambered surface structure, and the connecting plate 407 is connected with the first limiting plate 402 and the second limiting plate 403, so that the supporting effect of the first limiting plate 402 and the second limiting plate 403 can be improved.

[0029] As a technical optimization scheme of the utility model, the cavity 404 is located at the top of the filter brick 401, and the filter brick 401 is located at the bottom of the pool body 1, so that the stability of the filter brick 401 during use can be improved when the concrete is poured into the cavity 404.

[0030] As a technical optimization scheme of the utility model, the connecting mechanism 2 comprises a flow guide plate 201 and a water distribution groove 202, two flow guide plates 201 are fixedly installed on the pool body 1, and the water distribution groove 202 is arranged between the flow guide plate 201 and the pool body 1, so that the water distribution groove 202 can uniformly distribute the water inlet to the top of the filter tank, and ensure that the water flow can uniformly flow into the filter tank.

[0031] As a technical optimization scheme of the utility model, the two flow guide plates 201 are symmetrically arranged at the top of the pool body 1, and the flow guide plate 201 is provided with a slope structure, so that the water flow can be uniformly distributed through the water distribution groove 202, the blockage of the filter tank can be effectively reduced, and the service life thereof can be prolonged.

[0032] As a technical optimization scheme of the utility model, the mounting mechanism 3 comprises a water collecting channel 301 and a grating 302, the bottom end of the pool body 1 is provided with the water collecting channel 301, and the grating 302 is fixedly installed on the part of the pool body 1 close to the water collecting channel 301, so that the water collecting channel 301 can collect and transport sewage, and ensure that the sewage can smoothly enter the deep bed filter tank for treatment.

[0033] As a technical optimization scheme of the utility model, the supporting mechanism 5 includes positioning block 501 and support plate 502, a plurality of positioning block 501 are installed on the equidistant clamping of first limiting plate 402 and second limiting plate 403, and the support plate 502 is fixedly connected between the two groups of positioning block 501, the bottom end of support plate 502 is fixedly installed with abutting rod 503, a plurality of positioning slots 504 are arranged on first limiting plate 402 and second limiting plate 403, and positioning block 501 is installed into first limiting plate 402 and second limiting plate 403, so that the support plate 502 can be fixed.

[0034] As a technical optimization scheme of the utility model, the parts of first limiting plate 402, second limiting plate 403 and positioning block 501 are all arranged as inclined surface structure, a plurality of abutting rod 503 are arranged equidistantly, and abutting rod 503 contacts the concrete block in filter brick 401, so that the supporting effect of support plate 502 can be improved.

[0035] When the utility model is used, when filter brick 401 is fixed to the bottom of pool body 1, the operator can first clamp and install the fixed insertion block 405 and clamping block 406 on both sides of filter brick 401 on first limiting plate 402 and second limiting plate 403, after the position of the two groups of filter brick 401 is fixed, the bottom end thereof can be contacted with the bottom end of pool body 1, then the fixed clamping block 406 on filter brick 401 and the fixed insertion block 405 on adjacent filter brick 401 are clamped and installed together, after sequential assembly, a plurality of groups of filter brick 401 can be laid on the bottom end of pool body 1, and then filter brick 401 can be disassembled during subsequent cleaning of the filter tank; the top of filter brick 401 is provided with cavity 404, and the cavity 404 part is poured with concrete, so that the stability and filtering effect of filter brick 401 during use can be ensured; through filter brick 401, a large number of biological attachment areas can be provided on the surface thereof, microorganisms can rapidly reproduce on filter brick 401, form a biological membrane to perform denitrification, so that nitrogen compounds in water can be removed; and filter brick 401 as a support body of filter tank filler can fix other filter materials and biological membranes, prevent sludge accumulation and fluidization phenomenon; after the installation of filter brick 401, the fixed positioning block 501 at both ends of support plate 502 can be clamped and installed on the positioning slot 504 part arranged on first limiting plate 402 and second limiting plate 403, the parts of first limiting plate 402 and second limiting plate 403 contacting with positioning block 501 are arranged as inclined surface structure, so that positioning block 501 can position support plate 502, and the bottom end of support plate 502 is installed with abutting rod 503, and abutting rod 503 contacts the concrete of cavity 404 part, so that the fixing effect of support plate 502 can be improved.

[0036] It is apparent for a person skilled in the art that the present application is not limited to the details of the above-described exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary and non-limiting, the scope of the present application being defined by the claims appended hereto rather than by the above description, and all the changes which fall within the meaning and the scope of the equivalent elements of the claims are intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims to the figures in which the reference signs are used.

[0037] Furthermore, it should be understood that although the present specification describes exemplary embodiments, not every embodiment contains only one independent technical solution, and the present specification is described in this way only for the sake of clarity, and a person skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that a person skilled in the art can understand.

Claims

1. A sewage adsorption and degradation device for low-concentration organic wastewater denitrification treatment, comprising a pool body (1), characterized in that: The pool body (1) is fixed with a connecting mechanism (2) and a mounting mechanism (3), the pool body (1) is provided with a fixing mechanism (4), the fixing mechanism (4) comprises a first limiting plate (402) and an insertion block (405), the pool body (1) is fixedly connected with a first limiting plate (402) and a second limiting plate (403), the first limiting plate (402) and the second limiting plate (403) are respectively clamped and mounted with an insertion block (405) and a clamping block (406), the insertion block (405) and the clamping block (406) are fixedly connected between the filter bricks (401), the filter bricks (401) are provided with cavities (404), the first limiting plate (402) and the second limiting plate (403) are fixedly connected through a connecting plate (407), and the first limiting plate (402) and the second limiting plate (403) are clamped and mounted with a supporting mechanism (5).

2. The sewage adsorption and degradation device for low-concentration organic wastewater denitrification treatment according to claim 1, characterized in that: The bottom end of the filter brick (401) is provided in an inclined surface structure, and the filter brick (401) is in contact with the inner wall of the pool body (1).

3. The device according to claim 1, characterized in that: The insertion block (405) and the clamping block (406) are clamped and connected, and the parts in contact between the insertion block (405) and the clamping block (406) are provided in an inclined surface structure.

4. The device according to claim 1, characterized in that: The height of the first limiting plate (402) and the second limiting plate (403) is greater than the height of the connecting plate (407), and the bottom end of the connecting plate (407) is provided in an arc surface structure.

5. The device for adsorption and degradation of sewage for denitrification treatment of low-concentration organic wastewater according to claim 1, characterized in that: The cavity (404) is located at the top of the filter brick (401), and the filter brick (401) is located at the bottom of the pool body (1).

6. The device according to claim 1, wherein the device is characterized in that: The connecting mechanism (2) comprises a flow guide plate (201) and a water distribution tank (202), two flow guide plates (201) are fixedly installed on the pool body (1), and the flow guide plate (201) is provided with a water distribution tank (202) between the pool body (1).

7. The sewage adsorption and degradation device for low-concentration organic wastewater denitrification treatment according to claim 6, characterized in that: The two flow guide plates (201) are symmetrically arranged at the top of the pool body (1), and the flow guide plate (201) is provided in an inclined surface structure.

8. The device according to claim 1, wherein the device is characterized in that: The mounting mechanism (3) comprises a water collecting channel (301) and a grating (302), the bottom end of the pool body (1) is provided with a water collecting channel (301), and the grating (302) is fixedly installed on the pool body (1) near the water collecting channel (301).

9. The device according to claim 1, wherein the device is characterized in that: The supporting mechanism (5) comprises a positioning block (501) and a support plate (502), a plurality of positioning blocks (501) are clamped and installed at equal intervals on the first limiting plate (402) and the second limiting plate (403), and the support plate (502) is fixedly connected between the two groups of positioning blocks (501), the bottom end of the support plate (502) is fixedly installed with a resisting rod (503), and the first limiting plate (402) and the second limiting plate (403) are each provided with a plurality of positioning grooves (504).

10. The sewage adsorption and degradation device for low-concentration organic wastewater denitrification treatment according to claim 9, characterized in that: The parts in contact between the first limiting plate (402), the second limiting plate (403) and the positioning block (501) are all provided in an inclined surface structure, and a plurality of resisting rods (503) are provided at equal intervals.

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