CN105541069A - Three-cavity septic tank - Google Patents
Three-cavity septic tank Download PDFInfo
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- CN105541069A CN105541069A CN201511031402.9A CN201511031402A CN105541069A CN 105541069 A CN105541069 A CN 105541069A CN 201511031402 A CN201511031402 A CN 201511031402A CN 105541069 A CN105541069 A CN 105541069A
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- 239000010865 sewage Substances 0.000 claims abstract description 40
- 239000004033 plastic Substances 0.000 claims abstract description 7
- 229920003023 plastic Polymers 0.000 claims abstract description 7
- 238000001746 injection moulding Methods 0.000 claims abstract description 5
- 238000004519 manufacturing process Methods 0.000 claims description 13
- 238000004891 communication Methods 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 6
- 238000005192 partition Methods 0.000 abstract 2
- 238000005260 corrosion Methods 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 abstract 1
- 210000001503 joint Anatomy 0.000 abstract 1
- 210000003608 fece Anatomy 0.000 description 15
- 239000007788 liquid Substances 0.000 description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 239000010871 livestock manure Substances 0.000 description 10
- 230000029087 digestion Effects 0.000 description 9
- 239000007789 gas Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 229910052742 iron Inorganic materials 0.000 description 5
- 238000001556 precipitation Methods 0.000 description 5
- 239000010802 sludge Substances 0.000 description 5
- 102000002322 Egg Proteins Human genes 0.000 description 3
- 108010000912 Egg Proteins Proteins 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000855 fermentation Methods 0.000 description 3
- 230000004151 fermentation Effects 0.000 description 3
- 210000004681 ovum Anatomy 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 239000002893 slag Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- 230000001717 pathogenic effect Effects 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/02—Biological treatment
- C02F11/04—Anaerobic treatment; Production of methane by such processes
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Molecular Biology (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Treatment Of Biological Wastes In General (AREA)
Abstract
The invention discloses a three-cavity septic tank. According to the technical scheme, the three-cavity septic tank is characterized by mainly comprising a tank main body, the tank main body comprises an upper tank body and a lower tank body which can in butt joint with each other, the upper tank body and the lower tank body are both made of plastic through integral injection molding, two partition boards are arranged in the tank main body, the partition boards separates internal space defined by the upper tank body and the lower tank body into a first cavity, a second cavity and a third cavity which can allow water flow to sequentially pass through, main sewage inlets allowing sewage to enter are formed in the two sides of the upper tank body, the main sewage inlets communicate the first cavity with the outside, and each main sewage inlet is internally provided with a flange facilitating pipe placement. By means of the upper tank body and the lower tank body which are of plastic structures, cost of the whole septic tank can be greatly saved, the septic tank is convenient to process and can be produced in batches, and sufficient corrosion resistance is achieved. In practical application, openings can be formed in the side faces at multiple angles conveniently, and pipeline connection and laying are facilitated.
Description
Technical field
The present invention relates to field of sewage treatment equipment, particularly a kind of three-grid septic tank.
Background technology
Existing more than the 100 year history of the application of traditional manure pit, at first as a kind of avoid line clogging and arrange cut excrement facility, damming and precipitating macrobead foreign material in sewage, prevent from line clogging, protection of the environment play active effect.Its know-why is the pattern that sewage contacts with mud, the sludge digestion degraded of deposition produces the digestion gas such as biogas, carbonic acid gas, hydrogen sulfide, because the Float upward function of digestion gas produces disturbance to mud, digestion gas can allow mud more abundant with mixing of biological flora to the perturbation action of mud, contributes to digestion degraded.But base sludge rises with digestion gas, after bubble effusion, mud precipitates downwards again, and these rise and the mud of precipitation pollutes sewage again.Under cesspool sewage to contact with mud and mixes, affect precipitation and the effluent quality of septic tank, need to extend dwell time of sewage to improve sedimentation effect and effluent quality, dwell time of sewage is generally 12-24 hour.Because traditional septic tank builds by laying bricks or stones with masonry, cement and mortar to form, self existing defects, the treatment tank (septic tank) of more than 95% is after use 1-2 according to incompletely statistics, starts seepage, serious polluted underground water source; Some septic tanks, because of setting of ground, easily cause buildings inclination in various degree.Because traditional septic tank is with low content of technology, corruption function is poor, manufacture craft simple, easy to leak, easily block, easily freezing, the cycle of drawing clearly is short, makes troubles to daily life, can not meet the requirement of the aspect such as environmental protection and building.
Existing notification number is: the Chinese patent of CN103864276B, which provides a kind of high strength, the buried globality septic tank of large three lattice that floor space is little.Its structure by Steel Concrete can guarantee overall stability in use, is not easy to occur leaking.
But it is made owing to utilizing Steel Concrete, therefore its one-piece construction is comparatively heavy, also comparatively inconvenience when installation, and its structure is fixed, comparatively fixing at the connecting portion in difference defeated soil pipe road, the connection in some different pipeline distributions can not be adapted to.
Summary of the invention
For the deficiency that prior art exists, the object of the present invention is to provide the three-grid septic tank that a kind of suitability is wide, tooling cost is low.
Above-mentioned technical purpose of the present invention is achieved by the following technical programs: a kind of three-grid septic tank, comprise pond body, described pond body comprises the upper pool body and lower pool body that can mutually dock, described upper pool body and lower pool body form by plastics integrated injection molding, two dividing plates are provided with in the body of described pond, the internal space of upper pool body and lower pool body is divided into the first cavity passed through successively for current by described dividing plate, second cavity, 3rd cavity, the both sides of described upper pool body are provided with the main dirt inlet entered for sewage, described first cavity is in communication with the outside by described main dirt inlet, the rib be convenient to pipeline and placed is provided with in described main dirt inlet.
By technique scheme, extra offers main dirt inlet on side, makes sewage, liquid dung directly enters from both sides, more can be applicable to the laying of some pipelines, and be convenient to whole septic tank when installation, pipeline not easily enters from the end face on both sides.And coordinate the structure of upper rib, and can ensure that pipeline structure after installation is inserted is comparatively stable, less to the deformation pressure of main dirt inlet.
Preferably, described upper pool body is also provided with production well, sewage draining exit, described production well is communicated with described first cavity with extraneous, and described sewage draining exit is communicated with the 3rd cavity with extraneous.
Pass through technique scheme, first production well can discharge inside and occur biogas pressure, due to the first cavity be sewage, the maximum cavity of biogas that produces of liquid dung anaerobism, therefore the first production well is arranged on above the first cavity, can faster by pressure release out, ensure that inner pressure there will not be excessive, the discharge of gas is comparatively smooth and easy.And be substantially all clear water shape in the 3rd cavity, the organism of the inside is substantially all decomposed totally, is flowed out voluntarily after the layering of three cavitys by sewage draining exit again.
Preferably, the volume fraction of described first cavity, the second cavity, the 3rd cavity is 2:1:3.
Pass through technique scheme, under the cavity volume general layout of this ratio, first cavity can the organism of more carrying, but also unnecessary clear water can be discharged in the second cavity, precipitate through the short period of time in the second less space of cavity, the most comparatively minimum being deposited in the 3rd little greatly cavity of space of organic content, directly can flow to the external world by sewage draining exit by the clear water of the inside.
Preferably, described upper pool body is provided with three for drawing the through hole of excrement or observation, three described through holes respectively with the first cavity, the second cavity, the 3rd cavity one_to_one corresponding.
Preferably, the ratio between the through-hole diameter on the through-hole diameter on described first cavity, the through-hole diameter on the second cavity, described 3rd cavity is 1:1:1 or 3:1:3.
By technique scheme, the structure of through hole is convenient to people and is operated the extrudate in the first cavity of the inside, the second cavity, the 3rd cavity, and under peacetime state, through hole can be in sealed state, can open it when by the time needing.
Preferably, described dividing plate top position is provided with the communicating aperture for current flowing, and described dividing plate is distributed with many and strengthens rib, described pond body inwall is provided with the slot plugged together for dividing plate, and described dividing plate is provided with the clamping block with pond body inwall clamping.
By technique scheme, can keep fixing by inserting slot construction dividing plate, and the junction between dividing plate and upper lower pool body comparatively can seal, the space between the first cavity, the second cavity, the 3rd cavity is completely cut off mutually.Clamping block plays the effect of grid spacer angle, allows the communicating aperture of a dividing plate can be in stable all the time, can not rotate, not easily occur deflection.
Preferably, described pond body is cylindric, and upper pool body and lower pool body are symmetrical structure, and described upper pool body is also provided with secondary dirt inlet, described secondary dirt inlet is communicated with described first cavity with extraneous, and described secondary dirt inlet and sewage draining exit lay respectively on two relative bottom surfaces of upper pool body.
Preferably, described upper pool body and lower pool body inside are provided with cross bar for reinforcing structure intensity, and described cross bar is positioned on the face that described upper pool body docks with lower pool body, described cross bar two ends all with the clamping of lower pool body inwall.
By technique scheme, columniform structure is convenient to imbed, and ensures overall Stability Analysis of Structures, and cross bar is when can ensure that lower pool body is squeezed, not easily there is crimp, the supporting structure in the middle of having had, the structural strength of its radial direction can be strengthened, increase resistance variable force.
Preferably, the external wall in described pond is distributed with the stiffening web of groined type.
By technique scheme, the stiffening web of groined type, can disperse meeting with stresses of surface, pond, makes it after imbedding, not easily occur deformation, and its demoulding also convenience comparatively when process for processing, cost-saving.
Preferably, the leg for supporting is provided with bottom described lower pool body.
By technique scheme, also can place stable when being placed on bottom surface time the structure of leg can allow septic tank take out, can not topple over because of columniform structure.
In sum, the beneficial effect that the present invention in contrast to prior art is: utilize the upper pool body of plastic construction and lower pool body structure can save the cost of whole production manure pit greatly, and it is easy to process, can produce in batches, has enough erosion resistancies.In actual applications, can conveniently at the lateral opening of multi-angle, the connection being convenient to pipeline is laid.Diaphragm structure inner in cooperation, the structure of cross bar, can guarantee that entirety while three-phase excrement function, can be guaranteed overall structural strength, also can optimize the ratio of internal cavities, ensure overall change excrement efficiency.
Accompanying drawing explanation
Fig. 1 is the first structure iron of embodiment;
Fig. 2 is the second structure iron of embodiment;
Fig. 3 is the structure iron after the removing upper pool body of embodiment;
Fig. 4 is the structure iron after the removing upper pool body of embodiment and lower pool body;
Fig. 5 is the sectional view of the vertical direction of embodiment;
Fig. 6 is the structure iron of the bottom surface of embodiment;
Fig. 7 is the vertical view of embodiment one;
Fig. 8 is the vertical view of embodiment two;
Fig. 9 is the vertical view of embodiment three;
Figure 10 is the vertical view of embodiment four.
Reference numeral: 11, upper pool body; 111, main dirt inlet; 1111, rib; 112, secondary dirt inlet; 113, through hole; 114, sewage draining exit; 115, production well; 12, lower pool body; 121, leg; 13, stiffening web; 14, slot; 3, dividing plate; 31, rib is strengthened; 32, communicating aperture; 33, clamping block; 4, cross bar; 51, the first cavity; 52, the second cavity; 53, the 3rd cavity.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
As shown in Fig. 1 to 2, a kind of three-grid septic tank, comprise pond body, pond body comprises the upper pool body 11 and lower pool body 12 that can mutually dock, and whole pond body entirety presents cylindrical property, upper pool body 11 and lower pool body 12 form by plastics integrated injection molding, upper pool body 11 is semicircle with the cross section of lower pool body 12, and both structural shapes are consistent, because plastics just have certain elasticity, be mutually engaged by buckle between upper lower pool body 12, ensure stability when connecting.Upper pool body 11 both sides are provided with the main dirt inlet 111 entered for sewage, first cavity 51 is in communication with the outside by main dirt inlet 111, the rib 1111 be convenient to pipeline and placed is provided with in main dirt inlet 111, the shape of rib 1111 as shown in FIG., upper pool body 11 is also provided with two production wells, 115, sewage draining exit 114, two production wells 115 are symmetrical set, the secondary dirt inlet 112 of increase by that can also be extra on upper pool body 11, secondary dirt inlet 112 and sewage draining exit 114 lay respectively on two relative bottom surfaces of upper pool body 11.It is closer that main dirt inlet 111 and secondary dirt inlet 112 lean between the two, and such sewage enters from the side of septic tank, then can from opposite side out.
Extra offers main dirt inlet 111 on side, and make sewage, liquid dung directly enters from both sides, can more be applicable to the laying of pipelines, be convenient to whole septic tank when installing, pipeline not easily enters from the end face on both sides.And coordinate the structure of upper rib 1111, and can ensure that pipeline structure after installation is inserted is comparatively stable, less to the deformation pressure of main dirt inlet 111.
As shown in Fig. 3 or Fig. 5, be provided with two dividing plates 3 in the body of pond, upper pool body 11 and the internal space of lower pool body 12 are divided into the first cavity 51, second cavity 52, the 3rd cavity 53 that pass through successively for current by dividing plate 3.When current are from after main dirt inlet 111 or secondary dirt inlet 112 enter, be introduced into the first cavity 51, then the second cavity 52 is being entered into, finally entering in the 3rd cavity 53, the precipitation of liquid dung in the first cavity 51, after entering into the second cavity 52, water is just more clear, substantially can ensure that it has been the clear water that can discharge time finally in the 3rd cavity 53.Compartition can be opened in order to ensure dividing plate 3, pond body inwall is provided with the slot 14 plugged together for dividing plate 3, can keep fixing by slot 14 structural bulk 3, and the junction between dividing plate 3 and upper lower pool body 12 can comparatively seal, the space between the first cavity 51, second cavity 52, the 3rd cavity 53 is completely cut off mutually.In order to current can flow through dividing plate 3, dividing plate 3 top position is provided with the communicating aperture 32 for current flowing, communicating aperture 32 is positioned at higher position, and when waiting until that in the first cavity 51 or the second cavity 52, current completely come up, current can be flow in next cavity by communicating aperture 32.On septic tank, two air outlets are arranged on above the first cavity 51, first production well 115 can discharge inside and occur biogas pressure, due to the first cavity 51 be sewage, the maximum cavity of biogas that produces of liquid dung anaerobism, therefore the first production well 115 is arranged on above the first cavity 51, can faster by pressure release out, ensure that inner pressure there will not be excessive, the discharge of gas is comparatively smooth and easy.
Upper pool body 11 be provided with three for draw excrement or observation through hole 113, three through holes 113 respectively with the first cavity 51, second cavity 52, the 3rd cavity 53 one_to_one corresponding.Existing four kinds of example structure:
Embodiment one, as shown in Figure 7, the ratio columniform pond body offered between through hole 113 diameter on secondary dirt inlet 112, first cavity 51, through hole 113 diameter on the second cavity 52, through hole 113 diameter on the 3rd cavity 53 is 3:1:3.
Embodiment two, as shown in Figure 8, the ratio columniform pond body not offered between through hole 113 diameter on secondary dirt inlet 112, first cavity 51, through hole 113 diameter on the second cavity 52, through hole 113 diameter on the 3rd cavity 53 is 3:1:3.
Embodiment three, as shown in Figure 9, the ratio columniform pond body offered between through hole 113 diameter on secondary dirt inlet 112, first cavity 51, through hole 113 diameter on the second cavity 52, through hole 113 diameter on the 3rd cavity 53 is 1:1:1.
Embodiment four, as shown in Figure 10, the ratio columniform pond body not offered between through hole 113 diameter on secondary dirt inlet 112, first cavity 51, through hole 113 diameter on the second cavity 52, through hole 113 diameter on the 3rd cavity 53 is 1:1:1.
Above four kinds of embodiments be two kinds different enter dirty environment under, the larger situation of dirty amount is entered if any some, we additionally on the side of septic tank can add that dirt inlet ensures carrying out smoothly into dirty, as the contrast of embodiment one, three and embodiment two, four.But under some conditions, when a lot of settling is larger, in order to draw the convenience of getting, need the diameter of through hole 113 to expand, as a rule needing to draw the position of getting is the first cavity 51 and the 3rd cavity 53 substantially, accumulation thing in first cavity 51 is many, need to draw the amount of getting comparatively large, and in the 3rd cavity 53, need to keep certain clarity, get so need extra carrying out to draw, when drawing taken amount and being less, three through holes 113 directly can be arranged in the same size.As the contrast of embodiment one, two and embodiment three, four.
This three-grid septic tank is the principle utilizing precipitation and anaerobically fermenting, removes the organic treatment facility of suspension in sanitary sewage, belongs to elementary transitionality life process structures.Containing a large amount of ight soil, paper scrap, protozoon in sanitary sewage, suspended solids concentration is 100-350mg/L, and organic concentration BOD5 is between 100-400mg/L, and wherein the organic concentration BOD5 of suspension is 50-200mg/L.Sewage enters the precipitation of this septic tank through 12-24h, can remove the suspended substance of 50%-60%.The mud precipitated, through the anaerobic digestion of more than 3 months, makes the inorganics that the organic substance decomposing in mud becomes stable, and putrefactive raw sludge is converted into stable ripe sludge, changes the structure of mud, reduces the water ratio of mud.Regularly sludge clearing is transported outward, landfill or be used as fertilizer.Large three lattice buried globality septic tank is on the basis of traditional manure pit, remain the advantage of muddy water mixing in septic tank, add the technology of " sewage, mud, digestion gas " three phase separation, make the mud of its water side, digestion gas is separated with sewage treatment process, avoid air supporting phenomenon to the interference of sewage disposal.
First sewage be discharged to the first cavity 51 by water-in, the things such as the solids that proportion is larger in the first cavity 51 and parasitic ovum precipitate, utilize the anaerobic bacterium in the water of pond to start preliminary fermentation to decompose, the sewage processed through the first cavity 51 can be divided into three layers: the excrement slag of pasty state excrement skin, the liquid manure comparing clarification and solid state.Liquid manure through the upper strata of preliminary exposition flows into the second cavity 52, and floating superincumbent excrement skin and the excrement slag be deposited on below are then stayed the first cavity 51 and continued fermentation.In the second cavity 52, liquid manure continues fermentation and decomposes, and worm's ovum continues to sink, and pathogenic agent is dead gradually, and liquid manure obtains further harmless treatment, and excrement skin and excrement slag Thickness Ratio first cavity 51 of generation significantly reduce.The liquid manure flowing into the 3rd cavity 53 generally becomes thoroughly decomposed, and wherein germ and parasitic ovum are killed substantially.3rd cavity 53 function mainly plays the substantially harmless liquid manure effect of temporary transient settlement on storage, finally, flows into city planting ductwork through the liquid manure again precipitated by sewage draining exit 114.In addition, because the present invention can be embedded in underground, it is applied widely, as the sanitary sewage preliminary treatment auxiliary facility of the industry such as residential quarters, school, hospital, Workshop and covil construction, can also be used for the transformation in rural ecological lavatory.
Other, as shown in Figure 4, dividing plate 3 is distributed with many and strengthens rib 31, strengthen the structure distribution of rib 31 in M shape, guarantee the one-piece construction upward stability of dividing plate 3.Meanwhile, dividing plate 3 is provided with the clamping block 33 with pond body inwall clamping.The quantity of clamping block 33 is two, be symmetric respectively, both are connected on the face of the mutual docking of lower pool body 12, the inwall of upper lower pool body 12 is provided with the groove being specifically designed to clamping, just in time consistent with clamping block 33 shape, when installation, only need dividing plate 3 to put into, then upper lower pool body 12 is closed up, like this just can ensure overall stability.Clamping block 33 can play the effect of grid spacer 3 angle, and allow the communicating aperture 32 of a dividing plate 3 can be in stable all the time, can not rotate, not easily occur deflection, this structure simple effects is obvious.
As shown in Fig. 4 and 5, upper pool body 11 and lower pool body 12 inside are provided with the cross bar 4 for reinforcing structure intensity, and cross bar 4 is positioned on the face that upper pool body 11 docks with lower pool body 12, cross bar 4 two ends all with the clamping of lower pool body 12 inwall.In the present embodiment, the quantity of cross bar 4 is one, is arranged in the 3rd cavity 53, time cross bar 4 can ensure that lower pool body 12 is squeezed, not easily there is crimp, the supporting structure in the middle of having had, the structural strength of its radial direction can be strengthened, increase resistance variable force.And the external wall in pond being distributed with the stiffening web 13 of groined type, the thickness of stiffening web 13 is thicker, can disperse meeting with stresses of surface, pond, makes it after imbedding, not easily occur deformation, and its demoulding also convenience comparatively when process for processing, cost-saving.
As shown in Figure 6, the leg 121 for supporting is provided with bottom lower pool body 12.Leg 121 forms with lower pool body 12 integrated injection molding, the quantity of leg 121 is four, be separately positioned on four angles under lower pool body 12, be rectangle the structure distribution on four summits each other, also can place stable time the structure of leg 121 is placed on bottom surface when septic tank can be allowed to take out, can not topple over because of columniform structure.
Below be only exemplary embodiment of the present invention, but not for limiting the scope of the invention, protection scope of the present invention is determined by appended claim.
Claims (10)
1. a three-grid septic tank, comprise pond body, it is characterized in that: described pond body comprises the upper pool body (11) and lower pool body (12) that can mutually dock, described upper pool body (11) and lower pool body (12) form by plastics integrated injection molding, two dividing plates (3) are provided with in the body of described pond, upper pool body (11) and the internal space of lower pool body (12) are divided into the first cavity (51) passed through successively for current by described dividing plate (3), second cavity (52), 3rd cavity (53), the both sides of described upper pool body (11) are provided with the main dirt inlet (111) entered for sewage, described first cavity (51) is in communication with the outside by described main dirt inlet (111), the rib (1111) be convenient to pipeline and placed is provided with in described main dirt inlet (111).
2. three-grid septic tank according to claim 1, it is characterized in that: described upper pool body (11) is also provided with production well (115), sewage draining exit (114), described production well (115) is communicated with described first cavity (51) with extraneous, and described sewage draining exit (114) is communicated with the 3rd cavity (53) with extraneous.
3. three-grid septic tank according to claim 1, is characterized in that: the volume fraction of described first cavity (51), the second cavity (52), the 3rd cavity (53) is 2:1:3.
4. three-grid septic tank according to claim 1, it is characterized in that: described upper pool body (11) is provided with three for drawing the through hole (113) of excrement or observation, three described through holes (113) respectively with the first cavity (51), the second cavity (52), the 3rd cavity (53) one_to_one corresponding.
5. three-grid septic tank according to claim 4, is characterized in that: the ratio between through hole (113) diameter on through hole (113) diameter on described first cavity (51), through hole (113) diameter on the second cavity (52), described 3rd cavity (53) is 1:1:1 or 3:1:3.
6. three-grid septic tank according to claim 1, it is characterized in that: described dividing plate (3) top position is provided with the communicating aperture (32) for current flowing, described dividing plate (3) is distributed with many and strengthens rib (31), described pond body inwall is provided with the slot (14) plugged together for dividing plate (3), and described dividing plate (3) is provided with the clamping block (33) with pond body inwall clamping.
7. three-grid septic tank according to claim 2, it is characterized in that: described pond body is cylindric, and upper pool body (11) and lower pool body (12) are symmetrical structure, described upper pool body (11) is also provided with secondary dirt inlet (112), described secondary dirt inlet (112) is communicated with described first cavity (51) with extraneous, and described secondary dirt inlet (112) and sewage draining exit (114) lay respectively on two relative bottom surfaces of upper pool body (11).
8. three-grid septic tank according to claim 7, it is characterized in that: described upper pool body (11) and lower pool body (12) inside are provided with the cross bar (4) for reinforcing structure intensity, described cross bar (4) is positioned on the face that described upper pool body (11) docks with lower pool body (12), described cross bar (4) two ends all with lower pool body (12) inwall clamping.
9. three-grid septic tank according to claim 1, is characterized in that: the stiffening web (13) the external wall in described pond being distributed with groined type.
10. three-grid septic tank according to claim 1, is characterized in that: described lower pool body (12) bottom is provided with the leg (121) for supporting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511031402.9A CN105541069A (en) | 2015-12-31 | 2015-12-31 | Three-cavity septic tank |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511031402.9A CN105541069A (en) | 2015-12-31 | 2015-12-31 | Three-cavity septic tank |
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| CN105541069A true CN105541069A (en) | 2016-05-04 |
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| CN201511031402.9A Pending CN105541069A (en) | 2015-12-31 | 2015-12-31 | Three-cavity septic tank |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106348433A (en) * | 2016-08-26 | 2017-01-25 | 王益 | Connecting gear of split injection-molding septic tank |
| CN106396323A (en) * | 2016-08-31 | 2017-02-15 | 山东天畅环保科技股份有限公司 | Novel three-squared septic tank |
| CN106698878A (en) * | 2017-02-27 | 2017-05-24 | 陈国旺 | Environment-protective septic tank |
| CN108298787A (en) * | 2018-02-11 | 2018-07-20 | 浙江天井塑业有限公司 | A kind of septic tank |
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| CN106348433B (en) * | 2016-08-26 | 2019-06-21 | 王益 | The bindiny mechanism of split type injection molding septic tank |
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| CN108862420A (en) * | 2018-07-13 | 2018-11-23 | 芜湖鑫霖森椽环保科技有限公司 | One kind is novel can antifreeze sewage-treatment plant |
| CN112012297A (en) * | 2020-04-07 | 2020-12-01 | 刘勇 | Water-saving anti-freezing flushing public toilet suitable for outdoor use in cold regions |
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