CN211813788U - Novel degritting is hydrolysised device - Google Patents
Novel degritting is hydrolysised device Download PDFInfo
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- CN211813788U CN211813788U CN201921784193.9U CN201921784193U CN211813788U CN 211813788 U CN211813788 U CN 211813788U CN 201921784193 U CN201921784193 U CN 201921784193U CN 211813788 U CN211813788 U CN 211813788U
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Abstract
The utility model provides a novel degritting is hydrolysised device, include: the water distribution device is arranged in the outer barrel and positioned at the lower part of the outer barrel, and the water outlet is arranged at the upper part of the outer barrel; the inner barrel is arranged in the outer barrel and is positioned right above the water distribution device, a straight barrel section is arranged at the upper part of the inner barrel, an expansion section is arranged at the bottom of the inner barrel, and a flexible connection section is arranged between the straight barrel section and the expansion section; an up-flow stirrer is arranged at an opening at the lower end of the expansion section, and a backflow channel is formed between the outer wall of the inner cylinder and the inner wall of the outer cylinder; and the oscillating device is connected with the expansion section. The utility model provides a novel degritting hydrolysis unit, through oscillation device drives the expansion section vibration can shake off the mud of expansion section top to prevent that the mud backward flow is not smooth, improve the contact time of intaking with mud, improve the treatment effect.
Description
Technical Field
The utility model belongs to the technical field of water pollution prevention and control, further belong to water treatment technical field, concretely relates to novel degritting is hydrolysised device.
Background
The hydrolytic acidification is a common sewage pretreatment method, has the functions of removing suspended matters in sewage and decomposing refractory organic matters into micromolecular substances with good biodegradability, so that the load of a subsequent treatment process can be reduced, an available carbon source can be provided for a denitrification process, the problems that the carbon source content of sewage in China is low and an additional carbon source is needed during denitrification treatment are solved, and the method is an efficient and economic sewage pretreatment means.
Since the wastewater usually contains inorganic silt, which is not beneficial for the subsequent water treatment process, it should be removed as much as possible in the pretreatment step. However, a certain amount of organic matters are adhered to the surface of inorganic silt in the sewage entering the hydrolysis acidification tank, and the organic matters on the surface of the silt should be stripped as far as possible before the silt is removed. Although the hydrolysis acidification tank with the sand removal function can remove sand grains to a certain extent, the problems of unsmooth sludge backflow and uneven mixing with inlet water often exist, so that the treatment efficiency of the hydrolysis device is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a be that the mud backward flow that degritting among the prior art hydrolysis unit exists is not smooth, with the inhomogeneous problem of intaking mixing, and then provide one kind can promote the mud backward flow, improve mud and the contact time of intaking, guarantee the novel degritting hydrolysis unit of treatment effeciency.
The utility model provides a technical scheme that above-mentioned technical problem adopted does:
a novel degritting is hydrolysised device includes: the water distribution device is arranged in the outer barrel and positioned at the lower part of the outer barrel, and the water outlet is arranged at the upper part of the outer barrel; the inner barrel is arranged in the outer barrel and is positioned right above the water distribution device, a straight barrel section is arranged at the upper part of the inner barrel, an expansion section is arranged at the bottom of the inner barrel, and a flexible connection section is arranged between the straight barrel section and the expansion section; an up-flow stirrer is arranged at an opening at the lower end of the expansion section, and a backflow channel is formed between the outer wall of the inner cylinder and the inner wall of the outer cylinder; and the oscillating device is connected with the expansion section.
The lower part of the outer cylinder body is provided with a contraction section, and the lower end opening of the expansion section of the inner cylinder body is positioned on the inner side of the contraction section.
And a flow isolating cylinder is arranged in the outer cylinder body and positioned on the outer side of the inner cylinder body, the flow isolating cylinder surrounds the upper end opening of the inner cylinder body, and water flow channels are arranged below and at the periphery of the flow isolating cylinder.
An intercepting filter screen is arranged between the flow isolating cylinder and the outer cylinder body.
The intercepting filter screen is gradually inclined downwards along the direction from inside to outside.
The water distribution device comprises a water distributor, and a water inlet pipeline is communicated with the water distributor.
The flexible connection section is a corrugated pipe, and the height of the flexible connection section in the axial direction of the inner cylinder body is 20-30 cm.
And an annular fender is arranged on the inner wall of the contraction section and is positioned below the expansion section.
The annular fender inclines downwards gradually along the direction from outside to inside.
The lowest end of the annular mudguard is positioned on the side of the blade of the upflow stirrer.
Novel degritting hydrolysis device the advantage lie in:
novel degritting hydrolysis unit, including outer barrel and interior barrel, interior barrel includes straight section of thick bamboo, flexible coupling section and expansion section, with the expansion section intercommunication is provided with oscillation device, in the course of the work, intake gets into by the expansion section under the pushing action of upflow propeller, again by inner tube is internal to go upward, through backflow channel backward flow to water inlet department, mud deposits in backflow channel's below under the rivers effect, and via the expansion section bottom with the part of opening backward flow between the outer barrel inner wall, after the long-time operation of hydrolysis device, mud is piled up easily in the expansion section top, influences the backward flow effect, through oscillation device drives the expansion section vibration can shake off the mud of expansion section top to prevent that mud from flowing back not smooth, improve the contact time of intaking and mud, improve the treatment effect.
(2) Novel degritting hydrolysis device be provided with annular fender on the inner wall of shrink section, annular fender is located the below of expansion section. The annular mud guard is used for guiding the sludge to flow to the side of the blade and preventing the shaken-off sludge from settling at the bottom of the cylinder.
In order to make the technical scheme of the novel degritting hydrolysis device of the present invention more clearly understood, the following description is given by combining the specific drawings and the specific embodiments, and the present invention is further explained.
Drawings
FIG. 1 is a structural diagram of the novel desanding and hydrolyzing device of the present invention;
wherein the reference numerals are:
1-a flow isolating cylinder; 2-outer cylinder; 3-a straight cylinder section; 4-a soft connection section; 5-an expansion section; 6-connecting rod; 7-an oscillating device; 8-a ring fender; 9-a water distributor; 10-a water outlet; 11-stirring blade.
Detailed Description
In the following embodiments reference to "outer" and "inner" directions is to the extent that the direction from the central axis inside the hydrolysis apparatus towards the outside of the hydrolysis apparatus is "outward" and vice versa "inward" with respect to the inside and outside of the hydrolysis apparatus.
This embodiment provides a novel degritting is hydrolysised device, as shown in fig. 1, novel degritting hydrolysis device include:
the water distribution device is arranged in the outer barrel 2 and positioned at the lower part of the outer barrel 2, and the water outlet 10 is arranged at the upper part of the outer barrel 2; as a preferred embodiment, in this embodiment, the upper portion of the outer cylinder 2 is a cylindrical cylinder, the bottom of the outer cylinder 2 is a contracting section, the contracting section is gradually contracted from outside to inside along the vertical direction, the contracting section in this embodiment is an inverted truncated cone-shaped cylinder, and a water distribution device is disposed in the contracting section. In this embodiment, the water distribution device includes a water distributor 9, and a water inlet pipe is provided in communication with the water distributor 9.
The inner barrel is arranged in the outer barrel 2 and is positioned right above the water distribution device, the upper part of the inner barrel is provided with a straight barrel section 3, the bottom of the inner barrel is provided with an expansion section 5, and a flexible connecting section 4 is arranged between the straight barrel section 3 and the expansion section 5, namely the inner barrel is sequentially provided with the straight barrel section 3, the flexible connecting section 4 and the expansion section 5 from top to bottom, and the straight barrel section 3, the flexible connecting section 4 and the expansion section 5 are sequentially communicated with each other to form an integral barrel structure; in this embodiment, the flexible connection section 4 is a corrugated tube made of an elastic material, the height of the flexible connection section 4 in the axial direction of the inner cylinder body is 20-30cm, the corrugated tube in this embodiment is made of a silica gel material, and as an alternative embodiment, the corrugated tube may also be made of other existing elastic materials. An up-flow stirrer is arranged at an opening at the lower end of the expansion section 5, the up-flow stirrer adopts a stirring blade 11, the stirring blade 11 is installed on a connecting rod 6 extending in the vertical direction, and the connecting rod 6 is connected with a motor device and is suitable for being driven by a motor to rotate. A backflow channel is formed between the outer wall of the inner cylinder and the inner wall of the outer cylinder 2, in this embodiment, the lower end opening of the expansion section 5 is located on the inner side of the contraction section, a sludge backflow port is formed between the annular outer wall surface of the lower end opening of the expansion section 5 and the inner wall surface of the contraction section, and sludge flows back through the sludge backflow port and is then mixed with inlet water.
The novel desanding and hydrolyzing device in the embodiment is provided with an oscillating device 7 connected with the expansion section 5, and the oscillating device 7 drives the expansion section 5 to oscillate. The inner barrel body 2 is internally provided with a flow isolating barrel 1 which is positioned on the outer side of the inner barrel body, the flow isolating barrel 1 surrounds the upper end opening of the inner barrel body, the edge of the upper end opening of the flow isolating barrel 1 is higher than the upper end opening of the inner barrel body, and water flow channels are arranged below and at the periphery of the flow isolating barrel 1. As a preferable embodiment, the novel desanding and hydrolyzing device in this embodiment is provided with an intercepting filter screen between the flow isolating cylinder 1 and the outer cylinder 2, and the intercepting filter screen gradually inclines downwards along the direction from inside to outside, so that the area of the filter screen can be increased, and the problem of blockage of the filter screen can be alleviated.
In order to further improve the backflow effect of the sludge, the inner wall of the contraction section is provided with an annular mudguard 8, the annular mudguard 8 is located below the expansion section 5, the annular mudguard 8 gradually inclines downwards along the direction from outside to inside, and the lowest end of the annular mudguard 8 is located on the side of the blade of the upflow stirrer.
The novel desanding and hydrolyzing device in the embodiment has the working process that:
the inlet water enters the desanding hydrolysis device through the inlet water pipeline, is distributed by the water distributor 9 and then moves upwards, and continues to move upwards to enter the inner barrel under the pushing action of the stirring blades, and in the process, sand and stones in the inlet water settle under the action of gravity, so that the inlet water is separated from the inlet water. The water flows upwards along the inner cylinder and enters the return channel, the sludge is stored at the lower part of the return channel, and the water flows and the sludge are mixed to complete hydrolysis and acidification and then flow out from the water outlet 10. The oscillating device 7 in the embodiment can drive the expansion section 5 to perform irregular vibration, so that sludge can be prevented from silting at a return opening, the problem of unsmooth sludge return can be prevented, and the mixing of the sludge and inlet water is promoted; meanwhile, the flow isolating cylinder 1 and the intercepting filter screen are arranged, so that the sludge in the water flow can be prevented from flowing out of the water outlet 10.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the claims.
Claims (10)
1. The utility model provides a novel degritting is hydrolysised device which characterized in that includes:
the water distribution device is arranged in the outer barrel and positioned at the lower part of the outer barrel, and the water outlet is arranged at the upper part of the outer barrel;
the inner barrel is arranged in the outer barrel and is positioned right above the water distribution device, a straight barrel section is arranged at the upper part of the inner barrel, an expansion section is arranged at the bottom of the inner barrel, and a flexible connection section is arranged between the straight barrel section and the expansion section; an up-flow stirrer is arranged at an opening at the lower end of the expansion section, and a backflow channel is formed between the outer wall of the inner cylinder and the inner wall of the outer cylinder;
and the oscillating device is connected with the expansion section.
2. The novel desanding and hydrolyzing device as claimed in claim 1, wherein the lower part of the outer cylinder is provided with a contraction section, and the lower end opening of the expansion section of the inner cylinder is positioned at the inner side of the contraction section.
3. The novel desanding and hydrolyzing device as claimed in claim 2, wherein a flow isolating cylinder is arranged in the outer cylinder body and outside the inner cylinder body, the flow isolating cylinder is arranged around the upper end opening of the inner cylinder body, and water flow channels are arranged below and at the periphery of the flow isolating cylinder.
4. The novel desanding and hydrolyzing device as claimed in claim 3, wherein an intercepting screen is arranged between the flow isolating cylinder and the outer cylinder body.
5. The novel degritting hydrolysis device of claim 4, wherein the intercepting screens are gradually inclined downwards in an inside-out direction.
6. The novel desanding and hydrolyzing device as claimed in claim 5, wherein the water distributor comprises a water distributor, and a water inlet pipeline is arranged to communicate with the water distributor.
7. The novel degritting hydrolysis device of claim 6, wherein the flexible connecting section is a corrugated pipe, and the height of the flexible connecting section in the axial direction of the inner cylinder body is 20-30 cm.
8. The novel desanding and hydrolyzing device as claimed in claim 7, wherein an annular fender is arranged on the inner wall of the contraction section and is located below the expansion section.
9. The novel desanding and hydrolyzing device as claimed in claim 8, wherein the annular mudguard is inclined gradually downwards in an outside-in direction.
10. The novel desanding and hydrolyzing unit according to claim 9, wherein the lowest end of the annular mudguard is located to the side of the blades of the upflow stirrer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921784193.9U CN211813788U (en) | 2019-10-23 | 2019-10-23 | Novel degritting is hydrolysised device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921784193.9U CN211813788U (en) | 2019-10-23 | 2019-10-23 | Novel degritting is hydrolysised device |
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| CN211813788U true CN211813788U (en) | 2020-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921784193.9U Active CN211813788U (en) | 2019-10-23 | 2019-10-23 | Novel degritting is hydrolysised device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113860455A (en) * | 2021-11-09 | 2021-12-31 | 温华环境科技（北京）有限公司 | Corrosion-resistant flocculation clarification equipment |
| CN113860454A (en) * | 2021-11-09 | 2021-12-31 | 温华环境科技（北京）有限公司 | Circulation clarification equipment |
-
2019
- 2019-10-23 CN CN201921784193.9U patent/CN211813788U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113860455A (en) * | 2021-11-09 | 2021-12-31 | 温华环境科技（北京）有限公司 | Corrosion-resistant flocculation clarification equipment |
| CN113860454A (en) * | 2021-11-09 | 2021-12-31 | 温华环境科技（北京）有限公司 | Circulation clarification equipment |
| CN113860455B (en) * | 2021-11-09 | 2024-02-02 | 温华环境科技（北京）有限公司 | Corrosion-resistant flocculation clarification plant |
| CN113860454B (en) * | 2021-11-09 | 2024-02-06 | 温华环境科技（北京）有限公司 | Circulation clarification plant |
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