CN211521977U

CN211521977U - Urn type septic tank for rural sanitary toilet

Info

Publication number: CN211521977U
Application number: CN201921572934.7U
Authority: CN
Inventors: 岳小龙; 王冠华; 刘宏梅
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-09-18
Anticipated expiration: 2029-09-20

Abstract

The utility model discloses a rural sanitary lavatory is with urn formula septic tank, including the urn body, the upper portion of the urn body is equipped with into excrement mouth and egress opening respectively, it upwards offers along the both sides axial of the urn body to advance excrement mouth and egress opening, advances the excrement mouth to be connected with the stool pot through advancing the excrement pipe, and the egress opening is used for flowing out the excrement and dirty or connect next-level septic tank through the closed tube. The utility model can effectively solve the technical problems of the existing urn-type septic tank that the leakage is easy, the deposition and the blockage are easy due to the transverse arrangement of the side position of the pipeline connecting port, the occupied area of the urn body is large, the utilization rate of the internal volume is not high, and the like due to unreasonable structure; the pressure resistance and the ring rigidity of the septic tank can be greatly improved by arranging the annular rib and the longitudinal rib on the urn body; the urn body is manufactured by adopting a rotational molding integral forming process, the product is formed without pressure, the edge strength is good, the compressive strength is high, the product is acid and alkali resistant, corrosion resistant, can be deeply buried, and is widely suitable for septic tanks for improving toilets in rural villages in collapsible loess geology in northwest cold and arid regions.

Description

Urn type septic tank for rural sanitary toilet

Technical Field

The utility model belongs to the technical field of domestic sewage treatment, a septic tank is related to, specifically indicate a urn formula septic tank that is applicable to rural lavatory transformation of planning.

Background

With the rapid growth of economic construction, the living conditions of rural areas are gradually improved, and the traditional rural toilets are mostly open-air squatting pan type dry toilets which are dirty, smelly, rich in mosquitoes and easy to spread diseases; the water cannot be flushed, and particularly, when raining, the water is easy to flush and enter river channels to pollute underground water, so that the environmental sanitation is seriously influenced, and great unsafe factors exist. According to statistics, 80% of infectious diseases in rural areas of China are caused by toilet excrement pollution and unsanitary drinking water, wherein the infectious diseases related to the excrement are more than 30. The rural village toilet improvement plan is widely implemented, so that the morbidity of rural intestinal infectious diseases and parasitic diseases can be effectively reduced, and the health level and the life quality of rural residents are improved. However, the core of the rural toilet is 'improved' in which the soil pit of the original dry toilet is replaced by an impervious septic tank, so that the problems of feces leakage, seepage and leakage are avoided, and the problems of dirtiness, odor, more mosquitoes, easy disease transmission and serious environmental pollution of the traditional dry toilet are solved. Therefore, what kind of septic tanks are suitable for the needs of changing toilets in rural villages in various places, in particular to collapsible loess geology in northern frigid and arid areas of China.

At present, the septic tank for rural toilets has the problem of unreasonable structural design. Firstly, the tank body is manufactured by adopting an injection molding two-half splicing process currently, the tank body is divided into an upper part and a lower part, a layer of adhesive tape or glue is coated at a connecting seam and then is connected and fixed by screws and nuts, and the tank body is easy to leak due to the conditions of improper installation, sunken terrain, rusty screws and the like. Secondly, the connecting ports of the tank body and the pipeline of the septic tank are laterally and transversely arranged, and the connecting part of the tank body and the pipeline has serious hidden danger of leakage, dirt, odor and environmental pollution and has the risk of polluting underground water; and the joint of the pipeline and the tank body bears larger vertical soil pressure, so that the service life of the pipeline can be greatly influenced. And thirdly, the lateral connection of the pipelines can form a lower bent angle, so that feces are easy to deposit, the pipelines are blocked, the freezing is easy to happen in winter, the normal cleaning is influenced, the construction amount is increased, and the like. In addition, the existing urn-type septic tank has insufficient strength and poor bearing and compression resistance, and is easy to have the problems of sinking, deformation, cracking and the like when buried below a frozen soil layer. In addition, the urn body has large waist size and high upper and lower body types, which causes the problems of large occupied area of the urn body, large excavation and landfill earth volume, low internal volume utilization rate and the like. Finally, the northern area of China has long winter time, cold climate and low environmental temperature. When the indoor temperature of the toilet is below zero, the excrement and the liquid dung retained in the pipeline are easy to freeze; even the septic tank and the excrement inlet pipe can be frozen, so that the normal use of the toilet is influenced, and the layering and fermentation effects of the excrement are influenced. Therefore, there is a need for innovations in the structure of the existing septic tank to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the utility model provides a rural sanitary lavatory is with urn formula septic tank can effectively solve the easy seepage of current urn formula septic tank, and easy deposit blocks up, urn body intensity is not enough, easily sunken, warp, the fracture, urn body area is big, inside volume utilization ratio is not high and easily freeze the technical problem that the class exists because of the structure is unreasonable.

The utility model discloses a following technical scheme realizes:

the utility model provides a rural sanitary lavatory is with urn formula septic tank, includes the urn body, the upper portion of urn body is equipped with into excrement mouth and egress opening respectively, it upwards offers along the both sides axial of urn body to advance excrement mouth and egress opening, advances the excrement mouth and is connected with the stool pot through advancing the excrement pipe, and the egress opening is used for flowing out the excrement and dirt or connects next-level septic tank through communicating pipe.

Preferably, the manure inlet pipe and the communicating pipe are respectively connected with the manure inlet and the manure outlet in a direct-insertion mode through inner plugs.

Preferably, the vat is an integral closed container consisting of a bottom cylindrical barrel and an upper conical transition section.

Preferably, a plurality of annular grooves are uniformly distributed on the inner wall of the urn body, and the annular grooves protrude outwards and form uniform annular ribs on the outer wall of the urn body.

Preferably, the thickest point of the wall thickness of the convex surface of the annular rib is more than or equal to 7.0mm, and the thinnest point of the wall thickness of the concave surface adjacent to the annular rib is more than or equal to 2.0 mm.

Preferably, the outer wall of the urn body is uniformly distributed with longitudinal reinforcing ribs, wherein the pressure bearing surfaces of the longitudinal reinforcing ribs positioned on the cylindrical barrel at the bottom are lower than the pressure bearing surfaces of the annular ribs, and the pressure bearing surfaces of the longitudinal reinforcing ribs positioned on the conical transition section at the upper part are higher than the pressure bearing surfaces of the annular ribs.

Preferably, the top of the urn body is provided with a clearing opening, the clearing opening is connected with a heat preservation pipe, the heat preservation pipe is vertically communicated with the urn body, and the top of the heat preservation pipe is sealed and the side position of the heat preservation pipe is connected with an exhaust pipe.

Preferably, the vertical length of the heat preservation pipe is more than or equal to the thickness of the frozen soil layer embedded in the septic tank.

Preferably, the urn body is manufactured by adopting a rotational molding and integral forming process.

Preferably, the vat body can be assembled into a double-vat or three-vat or tank-vat multi-stage septic tank through a communicating pipe.

The utility model has the advantages that:

1. the septic tank has the advantages that the manure inlet and the manure outlet of the septic tank are vertically and upwardly arranged instead of being transversely arranged from side positions, so that the problem of serious leakage at the joint of the vat body and the pipeline can be solved, the vertical soil pressure borne by the pipeline is greatly eliminated, and the service life of the pipeline is ensured; on the other hand can avoid the pipe connection department to form bent angle down to lead to the problem of pipeline jam because of the deposit excrement is dirty, and the opening upwards sets up and can not influence normally to draw the excrement dirty, has guaranteed the operating efficiency.

2. The urn body is an integral closed container consisting of a bottom cylindrical barrel and an upper conical transition section, and compared with the existing urn type septic tank, the urn body has the advantages of large effective volume, small excavated earthwork amount and shallow buried ground, and solves the problems of large occupied area of the urn body, large excavated earthwork amount during burying, low utilization rate of internal volume and the like; and the installation stability and the pressure bearing capacity of the septic tank are improved to a certain extent.

3. By the annular ribs (namely the annular grooves on the inner wall) uniformly distributed on the outer wall of the urn body, the pressure resistance and the annular rigidity of the septic tank can be greatly improved aiming at the larger lateral and axial stress borne by the septic tank, and the septic tank is not easy to dent, deform and crack; the convex surface of the annular rib is a pressure bearing surface, the thickest point of the wall thickness of the annular rib is more than or equal to 7.0mm, the concave surface adjacent to the annular rib is a non-pressure bearing surface, the thinnest point of the wall thickness of the annular rib is more than or equal to 2.0mm, the structure ensures that the urn body has good edge strength and high compressive strength, and the structural stress is integrally highlighted; in addition, sewage flows into the pond with the circulation formula, can play certain stirring effect, is favorable to the dirty layering of pond excrement, promotes the microbial effect, makes the utility model discloses a sewage treatment ability is obviously higher than equal volumetric traditional septic tank.

4. By arranging the heat preservation pipe, the length of the heat preservation pipe is suitable for frozen soil layers in different areas, so that the problem that liquid dung in the septic tank and the pipeline is frozen can be solved; when the septic tank is buried underground, the septic tank can play a role in positioning, and the septic tank is prevented from laterally displacing along with the terrain; and the internal air pressure of the septic tank can be adjusted and the purpose of capacity increasing is achieved.

5. The urn body is manufactured by adopting a rotational molding integrated forming process, the product is formed without pressure, the edge strength is good, the compressive strength is high, and the urn body is acid-base-resistant and corrosion-resistant; the problems that the existing septic tank is manufactured by adopting an injection molding two-half splicing process, is easy to crack and leak and is not suitable for collapsible loess areas which are easy to collapse can be solved.

6. Reasonable structure, obvious effect, better market benefit and economic prospect, and suitability for popularization and application.

Drawings

FIG. 1 is a schematic structural view of the urn-type septic tank for the rural sanitary toilet of the utility model;

FIG. 2 is a schematic structural view of the urn body of the present invention;

FIG. 3 is a side view of the urn body of the present invention;

in the figure: 1-vat body, 2-feces inlet, 3-outflow port, 4-feces inlet pipe, 5-communicating pipe, 6-heat preservation pipe, 7-exhaust pipe, 8-bottom cylindrical barrel, 9-upper conical transition section, 10-annular groove, 11-longitudinal reinforcing rib, 12-annular rib and 13-clearing opening.

Detailed Description

The present invention and its effects will be further explained with reference to the drawings and the embodiments.

As shown in figures 1-3, a rural sanitary toilet uses urn type septic tank, including urn body 1, the upper portion of urn body 1 is equipped with into excrement mouth 2 and egress opening 3 respectively, it all sets up upwards along the both sides axial of urn body 1 to advance excrement mouth 2 and egress opening 3, advance excrement mouth 2 and be connected with the stool pot through advancing excrement pipe 4, egress opening 3 is used for flowing out the excrement and dirt or is connected next-stage septic tank through communicating pipe 5. The utility model changes the lateral position of the manure inlet and the flow outlet on the septic tank from horizontal to vertical and upward, on one hand, the problem of serious leakage at the joint of the urn body and the pipeline can be avoided, the vertical soil pressure born by the pipeline is greatly eliminated, and the service life of the pipeline is ensured; on the other hand can avoid the pipe connection department to form bent angle down to lead to the problem of pipeline jam because of the deposit excrement is dirty, and the opening upwards sets up and can not influence normally to draw the excrement dirty, has guaranteed the operating efficiency. Moreover, the manure inlet pipe 4 and the communicating pipe 5 are respectively connected with the manure inlet 2 and the manure outlet 3 in a plug-in type, so that on one hand, a double-vat or three-vat or tank-vat type multistage septic tank can be freely assembled as required, the installation speed is greatly improved, the requirement of large-scale construction is met, and meanwhile, the problems that other septic tank pipelines are easy to invert and block are avoided; on the other hand, current septic tank causes septic tank and septic tank to install directly because pipeline side position transverse connection, has very big limitation, the utility model discloses can lay the mounted position and the angle between the septic tank according to live nimble.

Further, urn body 1 comprises the airtight container of formula as an organic whole by bottom cylindricality bucket 8 and upper portion toper changeover portion 9, compares with current urn formula septic tank, and effective volume is big, excavation earth volume is little, bury the ground shallowly, has solved current urn body area big, digs dark earth volume when burying big, and inside volume utilization ratio scheduling problem is not high. The bottom cylindrical barrel 8 can improve the installation stability of the septic tank to a certain extent, and the upper conical transition section 9 can greatly improve the pressure bearing capacity. A plurality of annular grooves 10 are uniformly distributed on the inner wall of the urn body 1, the annular grooves 10 protrude outwards and form uniform annular ribs 12 on the outer wall of the urn body 1, the arc radius of the annular ribs 12 is 10-100mm, and the height of the annular ribs 12 is 20-200 mm. On one hand, the pressure resistance and the ring stiffness of the septic tank can be greatly improved, and the septic tank is not easy to dent, deform and crack; on the other hand sewage flows into the pond with the circulation formula, can play certain stirring effect, is favorable to the dirty layering of excrement in the pond, promotes the microbial ization effect, makes the utility model discloses a sewage treatment ability is obviously higher than equal volumetric traditional septic tank. The convex surface of the annular rib is a pressure bearing surface, the thickest point of the wall thickness of the annular rib is more than or equal to 7.0mm, the concave surface adjacent to the annular rib is a non-pressure bearing surface, the thinnest point of the wall thickness of the annular rib is more than or equal to 2.0mm, and the structure ensures that the urn body has good edge strength and high compressive strength, and the structural stress is integrally highlighted.

In order to further improve the rigidity and the bearing capacity of the urn body, longitudinal reinforcing ribs 11 are uniformly distributed on the outer wall of the urn body 1. Wherein the pressure bearing face of the longitudinal reinforcing rib 11 on the bottom cylindrical barrel 8 is lower than the pressure bearing face of the annular rib 12, the longitudinal reinforcing rib 11 at the position is mainly used for resisting the internal pressure of the urn, and the annular rib 12 is mainly used for bearing the external pressure; the bearing surface of the longitudinal reinforcing rib 11 positioned on the upper conical transition section 9 is higher than that of the annular rib 12, the longitudinal reinforcing rib 11 and the annular rib 12 at the position form a triangular bearing surface, the bearing capacity of the shoulder of the urn body is greatly enhanced, the burial depth of the urn body is increased, and the deformation of the annular rib 12 can be effectively avoided by the raised longitudinal reinforcing rib 11.

Furthermore, the top of the urn body 1 is provided with a cleaning opening 13 for cleaning the feces or checking the condition in the pot, the cleaning opening 13 is connected with a heat preservation pipe 6, the heat preservation pipe 6 is vertically communicated with the urn body 1, and the top of the heat preservation pipe 6 is sealed and the side position thereof is connected with an exhaust pipe 7. By arranging the heat insulation pipe 6, the vertical length of the heat insulation pipe 6 is more than or equal to the thickness of a frozen soil layer embedded in the septic tank, so that the urn body 1 is positioned below the frozen soil layer, the problem that liquid dung in the septic tank and a pipeline is frozen can be solved, and the process and the cost of adding a heat insulation layer on the ground are saved; when the heat preservation pipe 6 is buried underground, the positioning effect can be achieved, the lateral displacement of the septic tank along with the terrain can be effectively reduced, and the purposes of adjusting the internal air pressure of the septic tank and increasing the volume can be achieved. Odor in the septic tank upwards gathers in insulating tube 6, is discharged by blast pipe 7, and the outside diameter of blast pipe 7 adopts 110mm tubular product, and the height should surpass lavatory roofing more than 50cm at least, and will avoid the right angle and turn.

The urn body 1 is manufactured by adopting a rotational molding integral forming process, and the raw material adopts polyethylene high polymer material resin. The product is formed without pressure, has uniform wall thickness, good edge strength, high compressive strength, acid and alkali resistance and corrosion resistance, and is not easy to dent, deform and crack; the problems that the existing septic tank is manufactured by adopting an injection molding two-half splicing process, is easy to crack and leak, and cannot be suitable for collapsible loess areas which are easy to collapse can be solved. Compared with the prior septic tank, the utility model discloses a standardized monomer, no baffle in the pond has overcome the current ubiquitous baffle of septic tank and sealed not tight, the harmless poor problem of effect of excrement and urine, can really realize the dirty processing of innoxious excrement.

The effective volume of the vat type septic tank can be calculated according to the sum of the total number of family population, excrement discharge amount and water consumption for flushing the toilet bowl according to the sum of 2L/(person, day) and the total volume 1/3 of water added before use, and the excrement is required to be stored in the previous stage septic tank for more than 30 days. Specifications are mainly divided into 0.2 m, 0.5m, 0.75m, 1.0m, 1.5m, 2.0m, 3.0m, 5.0m, 10m, 500 m, and the like, which can be used independently for one pot or combined into multistage septic tanks of different specifications. The problems of small capacity and single selectivity of other septic tank products are solved.

The above embodiments are merely exemplary and do not limit the present invention, and it should be noted that other equivalent variations and modifications made by those skilled in the art in light of the technical teaching provided by the present invention should be considered as the protection scope of the present invention.

Claims

1. The utility model provides a rural sanitary lavatory is with urn formula septic tank, includes the urn body, the upper portion of urn body is equipped with into excrement mouth and egress opening respectively, its characterized in that: the excrement inlet (2) and the outflow port (3) are vertically and upwards arranged along the axial direction of the urn body (1), the excrement inlet (2) is connected with the toilet through an excrement inlet pipe (4), and the outflow port (3) is used for flowing out excrement or is connected with a next-stage septic tank through a communicating pipe (5).

2. The rural sanitary toilet vat type septic tank of claim 1, wherein: the manure inlet pipe (4) and the communicating pipe (5) are respectively connected with the manure inlet (2) and the manure outlet (3) in a direct-insertion mode by adopting inner plugs.

3. The rural sanitary toilet vat type septic tank of claim 1, wherein: the urn body (1) is an integrated closed container consisting of a bottom cylindrical barrel (8) and an upper conical transition section (9).

4. The rural sanitary toilet vat type septic tank of claim 3, wherein: a plurality of annular grooves (10) are uniformly distributed on the inner wall of the urn body (1), and the annular grooves (10) protrude outwards and form uniform annular ribs (12) on the outer wall of the urn body (1).

5. The rural sanitary toilet vat type septic tank of claim 4, wherein: the thickest point of the wall thickness of the convex surface of the annular rib (12) is more than or equal to 7.0mm, and the thinnest point of the wall thickness of the concave surface adjacent to the annular rib (12) is more than or equal to 2.0 mm.

6. The rural sanitary toilet vat type septic tank of claim 3, wherein: the urn body (1) outer wall evenly distributed has vertical strengthening rib (11), and wherein lie in its pressure-bearing face of vertical strengthening rib (11) on bottom cylindricality bucket (8) and be less than the pressure-bearing face of annular muscle (12), lie in its pressure-bearing face of vertical strengthening rib (11) on upper portion toper changeover portion (9) and be higher than the pressure-bearing face of annular muscle (12).

7. The rural sanitary toilet vat type septic tank of any one of claims 1 to 6, wherein: the top of the urn body (1) is provided with a cleaning opening (13), the cleaning opening (13) is connected with a heat preservation pipe (6), the heat preservation pipe (6) is vertically communicated with the urn body (1), and the top of the heat preservation pipe (6) is sealed and the side position of the heat preservation pipe is connected with an exhaust pipe (7).

8. The rural sanitary toilet vat type septic tank of claim 7, wherein: the vertical length of the heat preservation pipe (6) is more than or equal to the thickness of the frozen soil layer embedded in the septic tank.

9. The rural sanitary toilet vat type septic tank of claim 1, wherein: the urn body (1) is manufactured by adopting a rotational molding integral forming process.

10. The rural sanitary toilet vat type septic tank of claim 1, wherein: the vat body (1) can be assembled into a double-vat or three-vat or tank-vat multi-stage septic tank through a communicating pipe (5).