阅读说明：本技术 一种应用于给水排水系统的污泥冲洗支承架 (Sludge flushing support frame applied to water supply and drainage system ) 是由 池国正 池文君 高伟兴 孟祥焘 陈国� 金永华 王志彬 楼斌 池万青 于 2021-07-08 设计创作，主要内容包括：本发明公开了一种应用于给水排水系统的污泥冲洗支承架,包括支承架支承的反应器或斜板或斜管或填料,还包括由钢制方管或圆管制成的环状底座和设于环状底座上的若干个气喷射管,底座和气喷射管形成底部支承,底座下部设有进气口,气喷射管与底座连通形成环状管网结构,气喷射管开有喷射孔,喷射孔沿气喷射管侧部设置。该支承架既有承载反应器、斜板、斜管、填料的承载功能；又有喷射气体清洁其承载物上堆积的污泥或污染物的功能,对于生物接触氧化池,喷射的气体还可供氧曝气直接提供微生物氧量,起到生物新陈代谢和达到接触氧化法降解有机物的功能。(The invention discloses a sludge washing support frame applied to a water supply and drainage system, which comprises a reactor or an inclined plate or an inclined pipe or a filler supported by the support frame, an annular base made of a steel square pipe or a steel round pipe and a plurality of air injection pipes arranged on the annular base, wherein the base and the air injection pipes form a bottom support, the lower part of the base is provided with an air inlet, the air injection pipes are communicated with the base to form an annular pipe network structure, and the air injection pipes are provided with injection holes which are arranged along the side parts of the air injection pipes. The support frame has the bearing functions of bearing the reactor, the inclined plate, the inclined tube and the filler; the biological contact oxidation pond has the function of cleaning sludge or pollutants accumulated on a bearing object by injecting gas, and the injected gas can also supply oxygen and aerate to directly provide the oxygen content of microorganisms for the biological contact oxidation pond, so that the biological metabolism and the function of degrading organic matters by a contact oxidation method are realized.)

1. A sludge flushing support frame applied to a water supply and drainage system comprises a reactor or an inclined plate or an inclined pipe or a filler supported by the support frame, and is characterized in that: the gas injection device is characterized by further comprising an annular base made of steel square pipes or round pipes and a plurality of gas injection pipes arranged on the annular base, wherein the base and the gas injection pipes form a bottom support, an air inlet is formed in the lower portion of the base, the gas injection pipes are communicated with the base to form an annular pipe network structure, and the gas injection pipes are provided with injection holes which are arranged along the side portions of the gas injection pipes.

2. A sludge washing support frame for a feedwater drainage system as claimed in claim 1 wherein: the gas injection pipe is a steel square pipe or a steel round pipe.

3. A sludge washing support frame for a feedwater drainage system as claimed in claim 2 wherein: the injection hole of the steel round pipe is inclined downwards.

4. A sludge washing support frame for a feedwater drainage system as claimed in claim 3 wherein: the jet holes are arranged on two opposite sides of the gas jet pipe and are distributed at equal intervals along the axial direction of the gas jet pipe.

5. A sludge washing support frame for use in a feedwater drainage system as claimed in claim 4 wherein: the jet holes on two opposite sides of the gas jet pipe are distributed in a staggered way.

6. A sludge washing support frame for use in a feedwater drainage system as claimed in any of claims 1 to 5 wherein: the air inlet is connected with an air inlet main pipe, and the air inlet main pipe is externally connected with an air compressor and a pressure pump.

Technical Field

The invention relates to the field of environmental protection water supply and drainage, in particular to a sludge flushing support frame applied to a water supply and drainage system.

Background

The water treatment process comprises a reaction flocculation stage, a precipitation stage, a biological contact oxidation stage and the like, wherein in the long-time operation process, a sludge discharge hole and a reaction flocculator in the reaction flocculation stage are easily blocked by sludge of aquatic plants, swimming animals, aquatic shellfish, flotage and the like in a raw water body; sludge accumulation on inclined plates and inclined pipes in the flocculation precipitation stage; the filler in the biological contact oxidation stage is easy to be wound by sludge, the sludge accumulation causes the water treatment function of each stage to be reduced and even lost, and the water supply of a water plant is seriously influenced.

In general, a reactor, an inclined plate, an inclined tube, a packing, and the like are mounted on a support frame and placed in a tank to purify raw water. At present, a reactor, an inclined plate, an inclined pipe, a filler and the like are cleaned in a mode of manually discharging from a pool or disassembling from the pool, but the difficulty is high, the efficiency is low, and the reactor cannot be thoroughly cleaned.

Disclosure of Invention

The invention aims to provide a sludge washing support frame applied to a water supply and drainage system, which has the bearing functions of a bearing reactor, an inclined plate, an inclined pipe and a filler; the biological contact oxidation pond has the function of cleaning sludge or pollutants accumulated on a bearing object by injecting gas, and the injected gas can also supply oxygen and aerate to directly provide the oxygen content of microorganisms for the biological contact oxidation pond, so that the biological metabolism and the function of degrading organic matters by a contact oxidation method are realized.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a be applied to sludge washing supporting rack of feedwater drainage system, includes reactor or swash plate or pipe chute or the filler of supporting rack supporting, still includes the annular base of being made by steel side pipe or pipe and locates a plurality of gas injection pipe on the annular base, and base and gas injection pipe form the bottom sprag, and the base lower part is equipped with the air inlet, and the gas injection pipe forms annular pipe network structure with the base intercommunication, and the gas injection pipe is opened there is the jet orifice, and the jet orifice sets up along the gas injection pipe lateral part.

Replace into steel side's pipe or pipe base with whole channel-section steels in the bottom sprag, and lay the gas injection pipe of making by steel side's pipe or pipe on the base, the gas injection pipe forms the annular pipe network structure with the base intercommunication, a plurality of jet orifices are seted up to the gas injection pipe, not only have the bearing function who bears the weight of reactor, the swash plate, the pipe chute, filler etc, the function of accumulational mud or pollutant on its bearing thing is washd in order to carry out the gas-water mixture in addition to the jet gas, to biological contact oxidation pond, the gaseous oxygen suppliment aeration that sprays still can directly provide little biological oxygen volume, play biological metabolism and reach the function that contact oxidation method degrades organic matter. Wherein, the base can be square, rectangle or round, etc., and can be made according to the shape of the water treatment pool.

The jet holes are arranged along the side part of the gas jet pipe, the jet gas forms strong stirring and circulation action in the pool, part of surface sludge which is easy to fall off is removed, and the sludge accumulated on the reactor, the inclined plate, the inclined pipe and the filler is strongly stripped from bottom to top under the action of high shear force generated by the steep rise of bubbles, the washing coverage is wide, the whole block area comprising the reactor, the inclined plate, the inclined pipe and the filler has high washing strength, and the whole block area can be thoroughly cleaned.

When the reactor, the inclined plate, the inclined pipe, the filler and the like bear the block accumulated mud or pollutants to a certain degree, the reactor, the inclined plate, the inclined pipe and the filler are washed by selecting proper air pressure and air volume, and the peeled accumulated mud and pollutants can be washed and settled to a sewage collection area at the bottom of the tank in the purification operation process; the water can be discharged while flushing, or the water can be flushed completely from top to bottom by manpower, so that the water purifying function of the whole process section of water treatment can be well recovered.

Preferably, the gas injection pipe is a steel square pipe or a steel round pipe, and an injection hole of the steel round pipe is inclined downwards. The square steel pipe or round steel pipe has certain strength, can play a role in supporting the reactor, the inclined plate, the inclined pipe and the filler, and is not easy to corrode.

Preferably, the injection holes are formed at opposite sides of the gas injection pipe and are distributed at equal intervals along the axial direction of the gas injection pipe.

Preferably, the injection holes at opposite sides of the gas injection pipe are staggered.

Preferably, the air inlet is connected with an air inlet main pipe, and the air inlet main pipe is externally connected with an air compressor and a pressure pump. The air compressor provides air, and the pressure pump provides pressure, makes the gas of output have certain air blast pressure. The air pressure and the air quantity can be adjusted according to requirements, and the low-air-pressure small-air-quantity air-water mixed impact cleaning can be implemented, the medium-air-pressure medium-air-quantity air-water mixed impact cleaning can also be implemented, and the high-air-pressure high-impact-force air-water mixed impact cleaning can also be implemented.

The invention has the beneficial effects that:

1. replace into steel side's pipe or pipe base with whole channel-section steel in the bottom sprag, and lay the gas injection pipe of making by steel side's pipe or pipe on the base, the gas injection pipe forms the bottom sprag with the base, the intercommunication forms annular pipe network structure simultaneously, a plurality of jet orifices are seted up to the gas injection pipe, not only have the bearing function who bears the weight of the reactor, the swash plate, the pipe chute, pack etc., the function of bearing of gaseous in order to carry out accumulational mud or pollutant on gas-water mixture washing its bearing thing is in addition jetted, to biological contact oxidation pond, the gaseous oxygen suppliment aeration that sprays still can directly provide little biological oxygen volume, play biological metabolism and reach the function that contact oxidation method degraded organic matter.

2. The bottom support structure has the advantages that all channel steel in the bottom support is replaced by steel square tubes or round tube bases, on one hand, the manufacturing cost of the support frame is greatly reduced under the condition that the support strength of the support frame is guaranteed, on the other hand, the bottom support structure of the support frame is simplified, the blocking of floating bubbles is reduced, and the reactor, the inclined plates, the inclined tubes and the filler are favorably and thoroughly cleaned.

3. The annular pipe network structure formed by the base and the gas injection pipe can form modularization, and the assembly universality and the standardization degree are improved.

Drawings

FIG. 1 is a schematic view showing a structure in which a support is combined with a reactor.

FIG. 2 is a schematic view of a support frame.

Fig. 3 is a schematic view showing a structure in which the support frame is combined with the swash plate.

Fig. 4 is a schematic view showing a structure of a support bracket combined with a swash plate.

FIG. 5 is a schematic view of the structure of the support frame combined with the inclined tube.

FIG. 6 is a schematic view of a first support frame coupled to a chute.

FIG. 7 is a schematic view of a second support frame coupled to a chute.

FIG. 8 is a schematic view of a third support frame in combination with a chute.

The labels in the figure are: the reactor comprises a bottom support 1, a base 11, a square pipe 111, an air inlet 112, an air injection pipe 12, an injection hole 121, a side support 13, a reactor 2, an inclined plate 3 and an inclined pipe 4.

Detailed Description

The present invention will be further described with reference to the structures or terms used herein. The description is given for the sake of example only, to illustrate how the invention may be implemented, and does not constitute any limitation on the invention.

A sludge washing support frame applied to a water supply and drainage system is applied to purification structures including but not limited to a reactor, an inclined plate, an inclined pipe, a filler and the like, and the specific description below refers to the use of the support frame in combination with the reactor, the inclined plate and the inclined pipe respectively, and refers to figures 1-8.

The support frame is combined with the reactor

The support frame is integrated with the reactor, see fig. 1 and 2. The reactor is used for enabling water flow flowing through the reactor to quickly form vortex, enabling raw water to fully react with the flocculating agent, enabling micro particles and turbid impurities in the raw water to quickly form uniform and compact particles, enabling the specific gravity of the particles to be increased, and finally enabling the particles to enter the settling zone for quick settling after entering the steady flow zone for balancing.

A sludge washing support frame applied to a water supply and drainage system comprises a plurality of air injection pipes 12 made of steel square pipes, wherein the air injection pipes 12 are mutually communicated to form a rectangular annular pipe network structure. The number of the air injection pipes 12 is not limited, the specific number can be determined according to the construction design requirement, and the base in the embodiment can be replaced by the air injection pipes 12. The annular pipe network structure formed by a plurality of gas injection pipes 12 is positioned below the reactor 2 and has a certain distance with the reactor 2, and the side part of the annular pipe network structure is fixed with the pool wall. The annular pipe network is rectangular and covers the bottom of the whole reactor 2. The reactor includes, but is not limited to, a grid flocculation, a folded plate flocculation and the like, for example, the reactor disclosed in the patent of invention with publication number CN104386788A entitled "a vortex mixing reactor", the reactor disclosed in the patent of invention with application number 2021104800684 entitled "a modular reaction flocculator for water treatment and method of manufacture".

The bottom area of the reactor 2 is provided with a proper annular pipe network structure specification, so that the annular pipe network structure is modularized, and the assembly universality and the standardization degree are improved. Of course, the ring pipe network structure is not limited to the one shown in fig. 2, and can be manufactured according to actual requirements.

The gas injection pipe 12 is provided with an injection hole 121, and the injection hole 121 is formed along a side portion of the gas injection pipe 12 to perform a function of injecting gas to perform gas-water mixing cleaning of sludge or contaminants accumulated on the reactor 2. The reason why the injection hole 121 is provided at the side of the air injection pipe 12 is that if the injection hole 121 is opened at the upper portion of the air injection pipe 12, the sludge deposited is easily clogged, and the washing area is small, making it difficult to wash the sludge cleanly. And the gas is transversely sprayed to form strong stirring and circulation effects in the tank, part of surface sludge which is easy to fall off is removed, and the sludge accumulated on the reactor 2 is strongly stripped from bottom to top under the action of high shear force generated by the steep rising of bubbles, so that the washing coverage is wide, the whole block area of the reactor 2 is included, the washing strength is high, and the cleaning can be thoroughly carried out.

The opposite sides of each gas injection pipe 12 constituting the annular pipe network structure are provided with injection holes 121, and are distributed at equal intervals along the axial direction of the gas injection pipe 12, and the injection holes 121 on the opposite sides of the gas injection pipe 12 are distributed in a staggered manner. The reason why the injection hole 121 is provided at the side of the air injection pipe 12 is that if the injection hole 121 is opened at the upper portion of the air injection pipe 12, the sludge deposited is easily clogged, and the washing area is small, making it difficult to wash the sludge cleanly. And the gas is transversely sprayed to form strong stirring and circulation effects in the tank, part of surface sludge which is easy to fall off from the reactor 2 is removed, and the sludge accumulated on the reactor 2 is strongly stripped from bottom to top under the action of high shear force generated by the steep rising of bubbles, so that the washing coverage is wide, the whole block area of the reactor 2 is included, the washing strength is high, and the cleaning can be thoroughly carried out.

The central pipe of the annular pipe network structure is provided with air inlets 112, and the number of the air inlets 112 can be set according to requirements. The air inlet 112 is connected with an air inlet manifold which is externally connected with an air compressor and a pressure pump. The air inlet 112 is arranged on a central pipe of the annular pipe network structure, so that the air pressure and the air quantity are uniformly distributed. The air compressor provides air, and the pressure pump provides pressure to make the gas of output have certain atmospheric pressure.

When the reactor 2 bears the block sludge or pollutants to a certain degree, the reactor is flushed by selecting proper air pressure and air quantity, and the stripped sludge and pollutants can be flushed in the purification operation process and settled to a sewage collection area at the bottom of the tank; the water can be discharged while flushing, or the water can be flushed completely from top to bottom by manpower, so that the water purifying function of the whole process section of water treatment can be well recovered. The air pressure and the air quantity can be adjusted according to requirements, and the low-air-pressure small-air-quantity air-water mixed impact cleaning can be implemented, the medium-air-pressure medium-air-quantity air-water mixed impact cleaning can also be implemented, and the high-air-pressure high-impact-force air-water mixed impact cleaning can also be implemented. The device can be used for flushing in a single mode, and can also be used in a combination of a low-air-pressure small air flow mode, a medium-air-pressure medium air flow mode and a high-air-pressure mixed mode.

The supporting frame is combined with the inclined plate

The support bracket is coupled to the tilt plate, see fig. 3 and 4. The inclined plate is used for accelerating the sedimentation of suspended particles in water in the water purification treatment process so as to realize the separation of water.

A sludge flushing support frame applied to a water supply and drainage system comprises an annular base 11 made of a steel square pipe. The base 11 includes the rectangle frame, and the span has a plurality of square pipes 111 of parallel arrangement in the rectangle frame, lays a plurality of gas injection pipes 12 of being made by steel square pipe on the base 11, and gas injection pipe 12 is vertically, the crisscross staggered arrangement, and base 11 and gas injection pipe 12 form bottom sprag 1.

The support frame also comprises side supports 13 which are in a grid shape and made of steel square tubes. The side supports 13 are provided with two or more parallel sets. In this embodiment, three sets of side supports 13 are arranged in parallel and stand on the base support 1. The inclined plate 3 is inserted between every two groups of side supports 13, two sides of the inclined plate 3 are fixed with the side supports 13, the bottom of the inclined plate 3 is fixed with the base 11 to play a role in supporting the inclined plate 3, wherein the fixing means clamping or welding. The size of the square pipe of the base 11 is larger than that of the air injection pipe 12, so that the strength of the supporting inclined plate 3 is improved.

The base 11 and the gas injection pipe 12 are communicated to form an annular pipe network structure, the base 11 is a main pipe, and the gas injection pipe 12 is a branch pipe. Each gas injection pipe 12 is provided with injection holes 121, the injection holes 121 are arranged on two opposite sides of the gas injection pipe 12 and are distributed at equal intervals along the axial direction of the gas injection pipe 12, and the injection holes 121 on two opposite sides of the gas injection pipe 12 are distributed in a staggered manner. Replace all channel-section steels in the bottom sprag 1 into steel square pipe base to lay the gas injection pipe 12 that steel square pipe made on base 11, use base 11 as the trunk line, gas injection pipe 12 is the branch pipe, base 11 and gas injection pipe 12 intercommunication form the gas conveying of annular pipe network structure, and gas injection pipe 12 sets up a plurality of jet orifices 121, not only has the bearing function who bears swash plate 3, still sprays gaseous function of gas in order to carry out accumulational mud or pollutant on gas-water mixture washing its bearing object. Set up suitable annular pipe network structure specification according to 3 bottom areas of swash plate, so, annular pipe network structure modularization to improve equipment commonality and standardization level. Of course, the ring pipe network structure is not limited to the one shown in fig. 4, and can be manufactured according to actual requirements. The reason why the injection holes 121 are provided at the side of the gas injection pipe 12 is that the gas is injected transversely to form a strong stirring and circulating action in the tank, so that part of the surface sludge on the inclined plate 3 which is easy to fall off is removed, and the sludge accumulated on the inclined plate 3 is strongly stripped from the lower part and the upper part under the action of high shear force generated by the steep rise of bubbles, so that the washing coverage is wide, the whole block area including the inclined plate 3 has high washing strength, and the cleaning can be thoroughly performed.

The bottom of the square tubes 111 is provided with an air inlet 112. The air inlet 112 is connected with an air inlet manifold which is externally connected with an air compressor and a pressure pump. The air inlet 112 is arranged on the central square tube of the base 11 to ensure that the air pressure and the air volume are uniformly distributed. The air compressor provides air, and the pressure pump provides pressure to make the gas of output have certain atmospheric pressure.

When the sloping plate 3 bears the block accumulated mud or pollutants to a certain degree, the sloping plate is washed by selecting proper air pressure and air quantity, so that the peeled accumulated mud and pollutants can be washed in the purification operation process and settled to a sewage collection area at the bottom of the tank; the washing and the discharging can be carried out simultaneously, or the manual work is matched to wash the waste water completely from top to bottom. The air pressure and the air quantity can be adjusted according to requirements, and the low-air-pressure small-air-quantity air-water mixed impact cleaning can be implemented, the medium-air-pressure medium-air-quantity air-water mixed impact cleaning can also be implemented, and the high-air-pressure high-impact-force air-water mixed impact cleaning can also be implemented. The device can be used for flushing in a single mode, and can also be used in a combination of a low-air-pressure small air flow mode, a medium-air-pressure medium air flow mode and a high-air-pressure mixed mode.

The supporting frame being combined with the pipe chute

The support frame is coupled to the chute, see fig. 5-8. The inclined tube is used for accelerating the sedimentation of particles in water in the water purification treatment process and realizing the separation of water and the particles.

A sludge flushing support frame applied to a water supply and drainage system comprises an annular base 11 made of a steel square pipe. The base 11 includes the rectangle frame, and the square pipe 111 has spanned in the rectangle frame, lays a plurality of gas injection pipes 12 on the base 11, and base 11 and gas injection pipe 12 form bottom sprag 1. The two sides of the inclined tube 4 are fixed with the wall, the bottom of the inclined tube 4 is fixed with the bottom support 1, and the base 11 and the air injection tube 12 play a role of supporting the inclined tube 4. The size of the square tube of the base 11 is larger than that of the air injection tube 12 to improve the strength of the supporting inclined tube 4.

The laying form of the air injection pipes 12 is various, and the first is that the air injection pipes 12 are formed in a grid shape, see fig. 6. In the second method, the square tube in the rectangular outer frame is replaced by the air injection tube 12, and the air injection tube 12 is formed in a grid shape, as shown in fig. 7. Thirdly, the square tube in the rectangular outer frame is replaced by the air injection pipe 12, and the air injection pipe 12 is only transversely laid, see fig. 8.

The base 11 is communicated with the gas injection pipe 12 to form a rectangular annular pipe network structure, the base 11 is a main pipe, and the gas injection pipe 12 is a branch pipe. Each gas injection pipe 12 is provided with injection holes 121, the injection holes 121 are arranged on two opposite sides of the gas injection pipe 12 and are distributed at equal intervals along the axial direction of the gas injection pipe 12, and the injection holes 121 on two opposite sides of the gas injection pipe 12 are distributed in a staggered manner. Replace all channel-section steels in the bottom sprag 1 into steel square pipe base to lay the gas injection pipe 12 of making by steel square pipe on base 11, use base 11 as the trunk line, gas injection pipe 12 is the branch pipe, base 11 and gas injection pipe 12 intercommunication form the gas conveying of annular pipe network structure, gas injection pipe 12 sets up a plurality of jet orifices 121, not only has the bearing function who bears pipe chute 4, still jet gas carries out the function of gas-water mixture cleaning accumulational mud or pollutant on its bearing object. The appropriate specification of the annular pipe network structure is set according to the area of the bottom of the inclined pipe 4, so that the annular pipe network structure is modularized, and the assembly universality and the standardization degree are improved. Of course, the ring pipe network structure is not limited to the structure shown in fig. 6-8, and can be manufactured according to actual requirements. The reason why the injection holes 121 are provided at the side portions of the gas injection pipes 12 is that the gas is injected transversely to form a strong stirring and circulating action in the tank, so that part of the surface sludge which is easy to fall off from the inclined pipes 4 is removed, and the sludge accumulated on the inclined pipes 4 is strongly stripped from the lower part to the upper part under the action of high shear force generated by the steep rise of bubbles, so that the washing coverage is wide, the washing strength is high, and the whole block area including the inclined pipes 4 can be thoroughly cleaned.

An air inlet 112 is seted up to square pipe 111 bottom, and air inlet 112 is connected with air intake manifold, and air intake manifold external air compressor and force pump. The air inlet 112 is arranged on the central square tube of the base 11 to ensure that the air pressure and the air volume are uniformly distributed. The air compressor provides air, and the pressure pump provides pressure to make the gas of output have certain atmospheric pressure.

When the inclined tube 4 bears the block accumulated mud or pollutants to a certain degree, the inclined tube is flushed by selecting proper air pressure and air quantity, and the fallen accumulated mud and pollutants can be flushed in the purification operation process and settled to a sewage collection area at the bottom of the tank; the washing and the discharging can be carried out simultaneously, or the manual work is matched to wash the waste water completely from top to bottom. The air pressure and the air quantity can be adjusted according to requirements, and the low-air-pressure small-air-quantity air-water mixed impact cleaning can be implemented, the medium-air-pressure medium-air-quantity air-water mixed impact cleaning can also be implemented, and the high-air-pressure high-impact-force air-water mixed impact cleaning can also be implemented. The device can be used for flushing in a single mode, and can also be used in a combination of a low-air-pressure small air flow mode, a medium-air-pressure medium air flow mode and a high-air-pressure mixed mode.

The embodiments described in this specification are merely illustrative of implementations of the inventive concept and the scope of the present invention should not be considered limited to the specific forms set forth in the embodiments but rather the scope of the present invention is intended to include equivalents thereof as may occur to those skilled in the art upon consideration of the present inventive concept.