CN211005159U

CN211005159U - Composting pool

Info

Publication number: CN211005159U
Application number: CN201921785200.7U
Authority: CN
Inventors: 晏海林; 董静; 雷威
Original assignee: Hubei Shengdatai Water Conservancy And Hydropower Engineering Co ltd
Current assignee: Hubei Shengdatai Water Conservancy And Hydropower Engineering Co ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-07-14
Anticipated expiration: 2029-10-22

Abstract

The utility model relates to a stack retting pond relates to organic waste processing technology field, include: the inlet tube, the warning pipe, the feed inlet, ventilation assembly, the cell body, the pond lid, the valve well, the outlet pipe, sliding assembly and blow-down pipe, sliding assembly sets up between the lower surface of pond lid and the top of cell body, the pond lid passes through sliding assembly and slides the assembly in the top of cell body, the feed inlet sets up in the upper surface of pond lid, and the inside of feed inlet and cell body is linked together, ventilation assembly sets up on the pond lid, the inlet tube level sets up in one side of cell body, the warning pipe level sets up in the opposite side of cell body, one side that the cell body was provided with the warning pipe still is provided with the valve well, outlet pipe and the equal level of blow-down pipe set up in the valve well, and the one end intercommunication of outlet pipe and blow-down pipe and the inside of cell body, the other end. The utility model discloses the difficult frozen effect of outlet pipe has.

Description

Composting pool

Technical Field

The utility model belongs to the technical field of organic waste handles and specifically relates to a stack retting pond is related to.

Background

At present, the composting is to pile organic matters (such as straws, excrement and the like) together, then decompose the organic matters through the fermentation of internal microorganisms, convert the organic matters into small molecular substances which can be utilized by plants, and further use the small molecular substances as fertilizers, so that a composting pool is needed.

Now retrieve a chinese utility model patent that publication number is CN206337178U and disclose a dry-wet separation stack retting pond of domestic dispersed culture livestock and poultry excrement, include: the stack retting pond body, flexible canopy are fixed in the stack retting pond body top, and middle pond is placed and is retting the bottommost of pond body at the stack, and the filter grid baffle is installed on middle pond, and feed inlet, discharge gate are still installed to one side of the pond body is retted to the stack, and flexible canopy passes through the telescopic link to be fixed in the stack retting pond body top, and sewage delivery pipe installs the one side in middle pond. The two side boxes of the stack retting pool body can be pulled open in an external mode, so that the excrement can conveniently enter and exit; the telescopic rain shed is adjusted up and down to control the air and the mosquitoes to enter.

The above prior art solutions have the following drawbacks: the sewage discharge pipe is arranged on one side of the middle pool and is placed outdoors, and in winter, particularly in some northern areas, the sewage discharge pipe is easy to freeze due to low air temperature, so that the discharge of sewage is influenced, and the improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a stack retting pond has the difficult frozen advantage of outlet pipe.

The above object of the present invention can be achieved by the following technical solutions: a retting pond comprising: a water inlet pipe, an overflow pipe, a feed inlet, a ventilation assembly, a tank body, a tank cover, a valve well, a water outlet pipe, a sliding assembly and a blow-down pipe,

the tank body is in a box shape with an opening at the upper end, one part of the tank body is pre-buried below the ground, the other part of the tank body protrudes out of the ground, the sliding assembly is arranged between the lower surface of the tank cover and the top of the tank body, the tank cover is assembled at the top end of the tank body through the sliding assembly in a sliding manner, the feed port is arranged on the upper surface of the tank cover and communicated with the inside of the tank body, the ventilation assembly is arranged on the tank cover and communicated with the inside of the tank body,

the water inlet pipe is horizontally arranged at one side of the tank body and is close to the top of the tank body, the overflow pipe is horizontally arranged at the other side of the tank body and is close to the top of the tank body,

the cell body is provided with one side of warning pipe still is provided with the valve well, the valve well is pre-buried in the below ground just the top of valve well flushes with ground, the outlet pipe with the equal level of blow-down pipe set up in the valve well, just the outlet pipe with the one end intercommunication of blow-down pipe with the inside of cell body, the outlet pipe with the other end of blow-down pipe run through in the lateral wall of valve well, the blow-down pipe can with gas outgoing in the cell body.

By adopting the technical scheme, after organic waste is put into the tank body through the feed inlet, water is injected into the tank body through the water inlet pipe, the organic waste and the water are mixed in the tank body for a period of time, and then the organic waste can be changed into organic fertilizer through fermentation for a period of time; the ventilation assembly can keep the air circulation in the tank body, the fermentation process of the organic waste is accelerated, the fermented organic fertilizer can directly fertilize farmlands, the purpose of changing waste into valuable is successfully achieved, the application amount of chemical waste is reduced, the ecological environment of soil is protected, when the liquid in the tank body is excessive, the redundant liquid can be discharged out of the tank body through the overflow pipe, and the situation that the liquid in the tank body overflows from the top of the tank body is avoided; and the pond lid itself has certain weight, need open the pond lid when the staff, when taking out the organic fertilizer in the pond body, need move the pond lid and just can open, has increased staff's intensity of labour, makes the pond lid slide assembly in the top of cell body through sliding assembly, makes things convenient for the staff to open the pond lid, has alleviateed staff's intensity of labour.

The utility model discloses further set up to, the slip subassembly is provided with two sets ofly and includes: slide rail and pulley

The slide rail is located the upper surface of cell body week lateral wall, and two mutual parallel shape between the slide rail, the lower surface interval of pond lid is provided with two the pulley, the pulley sliding assembly in the slide rail.

Through adopting above-mentioned technical scheme, when the staff need open the pond lid, promote the pond lid along the direction of slide rail, the pulley of pond lid lower surface slides in the slide rail, and the pulley slides and drives the pond lid and slide, just can open the pond lid from the top of cell body, has saved staff's intensity of labour, and the structure is simpler, the operation is more convenient.

The utility model discloses further set up to, the ventilation subassembly is provided with two sets ofly and includes: a ventilation pipe and a ventilation cap,

the ventilation pipe vertical set up in the upper surface of pond lid and with the inside of cell body is linked together, the top of ventilation pipe is provided with the ventilator cap, be provided with the gauze in the ventilator cap.

Through adopting above-mentioned technical scheme, the air current gets into the ventilation pipe from the ventilator cap, and in the rethread ventilation pipe got into the pond, simultaneously, in the air current in the pond also can get into the ventilator cap through the ventilation pipe, the rethread ventilation cap discharged the air current in with the pond, kept the circulation of air in the pond, and gauze in the ventilator cap can prevent that impurity from getting into in the ventilation pipe, caused the jam of ventilation pipe to influence the fermentation of organic waste material, the structure is fairly simple, and the air permeability is better.

The utility model discloses further set up to, set up the control water valve on the outlet pipe, be provided with the control pneumatic valve on the blow-down pipe, the control water valve with the control pneumatic valve all is located in the valve well.

By adopting the technical scheme, when the water in the tank body needs to be discharged out of the tank body, the control air valve is closed, and then the control water valve is opened to discharge the water through the water outlet pipe; when the gas at the bottom of the tank body needs to be discharged out of the tank body, the control water valve is closed, and then the control gas valve is opened to discharge the gas through the vent pipe; and the valve well has the functions of heat preservation and frost resistance on the control water valve and the control air valve, when the outside air temperature is lower, the control water valve and the control air valve are not easy to freeze by rainwater, the normal discharge of water and gas in the tank body is ensured, the structure is simpler, and the antifreezing effect is better.

The utility model discloses further set up to, the outlet pipe with the blow-down pipe is made by hollow steel pipe, the winding has the heating wire on the outer wall of outlet pipe, the heating wire can prevent the outlet pipe freezes.

Through adopting above-mentioned technical scheme, when temperature is lower, after starting the heating wire, the heating wire can heat steel's outlet pipe, has further strengthened the frost-proof effect of outlet pipe, makes the outlet pipe be difficult to freeze under low temperature state, has guaranteed the normal discharge of the interior moisture of cell body, and the structure is simpler, the effect of preventing frostbite is better.

The utility model discloses further set up to, the outlet pipe is close to the one end mouth of pipe of cell body is provided with the filter screen, the filter screen can prevent that impurity from getting into in the inlet tube, being close to of blow-down pipe the one end mouth of pipe of cell body is provided with waterproof ventilated membrane, waterproof ventilated membrane can prevent water in the cell body gets into in the blow-down pipe.

By adopting the technical scheme, when the water in the tank body is discharged through the water outlet pipe, organic waste impurities in the tank body can enter the water outlet pipe along with water flow to cause the blockage of the water outlet pipe, and the impurities can be isolated in the tank body by designing the filter screen at the water inlet end of the water outlet pipe, so that the situation that the water outlet pipe is blocked is avoided; there are more moisture content, organic waste and gas in the pond, when needs exhaust gas, in partial moisture content and the organic waste in the pond also can be got into the cavity, waterproof ventilated membrane can be with moisture content and organic waste separation in the pond, and only allow in gaseous entering cavity, ensured the discharge of the gas in the pond, the structure is fairly simple, and filter screen and waterproof ventilated membrane price ratio are cheap, and convenient for purchase, construction cost is lower.

The utility model discloses further set up to, still include: first limiting plate and second limiting plate, first limiting plate vertical set up in the cell body is provided with inside the lateral wall of inlet tube, just be provided with first spacing hole on the first limiting plate, the inlet tube run through first spacing hole and with first limiting plate fixed connection, the second limiting plate vertical set up in the cell body is provided with inside the lateral wall of warning pipe, just be provided with the spacing hole of a plurality of seconds on the second limiting plate, the warning pipe the outlet pipe with the blow-down pipe runs through respectively the spacing hole of second and with second limiting plate fixed connection.

By adopting the technical scheme, the first limiting plate and the second limiting plate not only can enhance the structural strength of the pool body, but also the first limiting hole has a stable effect on the water inlet pipe, so that the water inlet pipe is not easy to fall off from the side wall of the pool body, and the structural stability and firmness of the water inlet pipe are enhanced; simultaneously, spacing pore pair overflow pipe of second, outlet pipe and blow-down pipe all have firm effect, make overflow pipe, outlet pipe and blow-down pipe be difficult to drop from the lateral wall of cell body, have strengthened the structural stability and the fastness of overflow pipe, outlet pipe and blow-down pipe.

The utility model discloses further set up to, the bottom of cell body is provided with the bed course, the bed course forms through concrete placement.

Through adopting above-mentioned technical scheme, the bed course has born the whole loads of superstructure, transmits superstructure's load subaerial again, and concrete placement's bed course structural strength is higher, can prevent that the cell body from receiving too big pressure and taking place to shift or uneven decline, has strengthened the structural stability of cell body.

The utility model discloses further set up to, the inside pre-buried many planting bars that have of bed course, the top protrusion of planting bar in the upper surface of bed course and with run through in the bottom of cell body.

Through adopting above-mentioned technical scheme, the bar planting can not only strengthen the structural strength of bed course, but also can firmly be connected the bottom of bed course and cell body, and the structure is more than the price stable, firm.

To sum up, the utility model discloses a beneficial technological effect does:

firstly, the valve well has the heat-preservation and anti-freezing effects on the water outlet pipe, so that the water outlet pipe is not easy to freeze when the temperature is low, the anti-freezing effect is good, the sliding assembly can facilitate workers to open the pool cover, and the labor intensity of the workers is saved;

and secondly, the cushion layer is formed by pouring concrete, the structural strength is higher, the tank body can be prevented from being displaced or unevenly descending due to overlarge pressure, and the structural stability of the tank body is enhanced.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an enlarged view at A in FIG. 1;

fig. 3 is an enlarged view at B in fig. 1.

Reference numerals: 1. a water inlet pipe; 2. an overflow pipe; 3. a feed inlet; 4. a ventilation assembly; 41. a vent pipe; 42. a ventilator cap; 5. a tank body; 6. a pool cover; 7. a valve well; 8. a water outlet pipe; 81. controlling a water valve; 9. a sliding assembly; 91. a slide rail; 92. a pulley; 101. an emptying pipe; 1011. a control air valve; 102. an electric heating wire; 103. a first limit plate; 1031. a first limit hole; 104. a second limiting plate; 1041. a second limiting hole; 105. a cushion layer; 106. planting bars; 107. a filter screen; 108. waterproof ventilated membrane.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

With reference to fig. 1 and 2, a retting tank is disclosed, comprising: inlet tube 1, overflow pipe 2, feed inlet 3, ventilation assembly 4, cell body 5, cell lid 6, valve well 7, outlet pipe 8, sliding assembly 9 and blow-down pipe 101, cell body 5 and cell lid 6 are formed by concrete placement, cell body 5 is the box form of upper end open-ended, some of cell body 5 is pre-buried in the below ground, another part protrusion in ground of cell body 5, sliding assembly 9 sets up between the lower surface of cell lid 6 and the top of cell body 5, cell lid 6 slides through sliding assembly 9 and assembles in the top of cell body 5, and cell lid 6 can only slide half and be half the state of half-opening, feed inlet 3 sets up in the upper surface of cell lid 6, and feed inlet 3 is linked together with the inside of cell body 5, ventilation assembly 4 has two sets and sets up on cell lid 6, ventilation assembly 4 is linked together with the inside of cell body 5, inlet tube 1 level sets up in one side of cell body 5 and inlet tube 1 is close to, the 2 levels of warning pipe set up in the opposite side of cell body 5 and the top that warning pipe 2 is close to cell body 5, one side that cell body 5 was provided with warning pipe 2 still is provided with valve well 7, valve well 7 is pre-buried in the below ground and the top of valve well 7 flushes with ground, outlet pipe 8 and the equal level of blow-down pipe 101 set up in valve well 7, and the one end intercommunication of outlet pipe 8 and blow-down pipe 101 and cell body 5's inside, the other end of outlet pipe 8 and blow-down pipe 101 runs through in the lateral wall of valve well 7, blow-down pipe 101 can be with the gas outgoing in the cell body 5.

The sliding assembly 9 is provided with two sets and includes: the slide rails 91 are arranged on the upper surface of the peripheral side wall of the tank body 5, the two slide rails 91 are mutually flat, two pulleys 92 are arranged on the lower surface of the tank cover 6 at intervals, the pulleys 92 are assembled in the slide rails 91 in a sliding manner, and the pulleys 92 can slide. When the staff need open the pond lid 6, promote pond lid 6 along the direction of slide rail 91, slide in slide rail 91 with the pulley 92 of pond lid 6 lower surface, pulley 92 slides and drives the pond lid 6 and slide, just can open pond lid 6 from the top of cell body 5, has saved staff's intensity of labour, and the structure is fairly simple, the operation is more convenient.

The ventilation assembly 4 is provided with two sets and includes: the aeration pipe 41 is vertically arranged on the upper surface of the pool cover 6 and communicated with the inside of the pool body 5, the top end of the aeration pipe 41 is provided with the aeration cap 42, and a gauze is arranged in the aeration cap 42. The air current gets into ventilation pipe 41 from ventilator cap 42, in rethread ventilation pipe 41 gets into cell body 5, and simultaneously, the air current in the cell body 5 also can get into ventilator cap 42 through ventilation pipe 41 in, rethread ventilation cap 42 discharges the air current in the cell body 5, keep the circulation of air in the cell body 5, and gauze in the ventilator cap 42 can prevent in impurity gets into ventilation pipe 41, cause ventilation pipe 41's jam, thereby influence the fermentation of organic waste material, the structure is simpler, and the air permeability is better.

The water outlet pipe 8 is provided with a control water valve 81, the emptying pipe 101 is provided with a control air valve 1011, and the control water valve 81 and the control air valve 1011 are both positioned in the valve well 7. When the water in the tank body 5 needs to be discharged out of the tank body 5, the control air valve 1011 is closed, and then the control water valve 81 is opened to discharge the water through the water outlet pipe 8; when the gas at the bottom of the tank body 5 needs to be discharged out of the tank body 5, the control water valve 81 is closed, and then the control gas valve 1011 is opened to discharge the gas through the emptying pipe 101; and the valve well 7 has the functions of heat preservation and frost resistance on the control water valve 81 and the control air valve 1011, when the outside air temperature is low, the control water valve 81 and the control air valve 1011 are not easy to freeze by rainwater, so that the normal discharge of moisture and gas in the pool body 5 is ensured, the structure is simple, and the anti-freezing effect is good.

The water outlet pipe 8 and the emptying pipe 101 are both made of hollow steel pipes, the outer wall of the water outlet pipe 8 is wound with an electric heating wire 102, and the electric heating wire 102 can prevent the water outlet pipe 8 from freezing. When the temperature is lower, after the electric heating wire 102 is started, the electric heating wire 102 can heat the steel water outlet pipe 8, the anti-freezing effect of the water outlet pipe 8 is further enhanced, the water outlet pipe 8 is not easy to freeze in a low-temperature state, the normal discharge of water in the tank body 5 is ensured, the structure is simpler, and the anti-freezing effect is better.

This stack retting pond still includes: first limiting plate 103 and second limiting plate 104, first limiting plate 103 is vertical to be set up inside the lateral wall that cell body 5 was provided with inlet tube 1, and be provided with first spacing hole 1031 on the first limiting plate 103, inlet tube 1 run through first spacing hole 1031 and with first limiting plate 103 fixed connection, second limiting plate 104 is vertical to be set up inside the lateral wall that cell body 5 was provided with warning pipe 2, and be provided with the spacing hole 1041 of a plurality of seconds on the second limiting plate 104, warning pipe 2, outlet pipe 8 and blow-down pipe 101 run through the spacing hole 1041 of second respectively and with second limiting plate 104 fixed connection. The first limiting plate 103 and the second limiting plate 104 can not only enhance the structural strength of the tank body 5, but also the first limiting hole 1031 has a stable effect on the water inlet pipe 1, so that the water inlet pipe 1 is not easy to fall off from the side wall of the tank body 5, and the structural stability and firmness of the water inlet pipe 1 are enhanced; meanwhile, the second limiting hole 1041 has a stable effect on the overflow pipe 2, the water outlet pipe 8 and the emptying pipe 101, so that the overflow pipe 2, the water outlet pipe 8 and the emptying pipe 101 are not easy to fall off from the side wall of the tank body 5, and the structural stability and the firmness of the overflow pipe 2, the water outlet pipe 8 and the emptying pipe 101 are enhanced.

The bottom of the tank body 5 is provided with a cushion layer 105, and the cushion layer 105 is formed by pouring concrete. The cushion layer 105 bears the whole load of the upper structure and transmits the load of the upper structure to the ground, and the concrete poured cushion layer 105 has high structural strength, so that the tank body 5 can be prevented from being displaced or unevenly descending due to excessive pressure, and the structural stability of the tank body 5 is enhanced.

A plurality of planting bars 106 are embedded in the cushion layer 105, and the top ends of the planting bars 106 protrude out of the upper surface of the cushion layer 105 and penetrate through the bottom of the pool body 5. The embedded ribs 106 not only can enhance the structural strength of the cushion layer 105, but also can firmly connect the cushion layer 105 with the bottom of the pool body 5, and the structure is more stable and firm.

As shown in the combined drawings 1 and 3, a filter screen 107 is arranged at the pipe orifice of one end of the water outlet pipe 8 close to the tank body 5, the filter screen 107 can prevent impurities from entering the water inlet pipe 1, a waterproof breathable film 108 is arranged at the pipe orifice of one end of the emptying pipe 101 close to the tank body 5, and the waterproof breathable film 108 can prevent water in the tank body 5 from entering the emptying pipe 101. When water in the tank body 5 is discharged through the water outlet pipe 8, organic waste impurities in the tank body 5 can enter the water outlet pipe 8 along with water flow to cause blockage of the water outlet pipe 8, and the impurities can be isolated in the tank body 5 by designing the filter screen 107 at the water inlet end of the water outlet pipe 8, so that the situation that the water outlet pipe 8 is blocked is avoided; there are more moisture content, organic waste and gas in the cell body 5, when needs exhaust gas, partial moisture content and organic waste in the cell body 5 also can be got into blow-down pipe 101, waterproof ventilated membrane 108 can be with moisture content and organic waste separation in cell body 5, and only allow in gaseous entering blow-down pipe 101, guaranteed the discharge of the gas in the cell body 5, the structure is fairly simple, and filter screen 107 and waterproof ventilated membrane 108 price are fairly cheap, and the purchase is convenient, and construction cost is lower.

The implementation principle of the embodiment is as follows: after organic waste is put into the tank body 5 through the feed inlet 3, water is injected into the tank body 5 through the water inlet pipe 1, the organic waste and the water are mixed in the tank body 5 for a period of time, and then the organic waste can be changed into organic fertilizer through fermentation for a period of time, after the fermentation reaction of the organic waste and the water in the tank body 5 is completed, the water in the tank body 5 can be discharged through the water outlet pipe 8, and harmful gases can be remained at the bottom of the tank body 5, and the gases can be discharged out of the tank body 5 through the vent pipe 101, so that the structure is simple, the discharge is convenient, and meanwhile, when the temperature in winter is low, the valve well 7 has the heat-insulating and anti-freezing effects on the water outlet pipe 8, so that the water outlet pipe 8 is not easy to influence the normal discharge of the water in the retting tank; the ventilation assembly 4 can keep the air circulation in the tank body 5, so that the fermentation process of the organic waste is accelerated, the fermented organic fertilizer can directly fertilize farmlands, the aim of changing waste into valuable is successfully fulfilled, the application amount of chemical waste is reduced, the soil ecological environment is protected, when the liquid in the tank body 5 is excessive, the redundant liquid can be discharged out of the tank body 5 through the overflow pipe 2, and the situation that the liquid in the tank body 5 overflows from the top of the tank body 5 is avoided; and pool cover 6 itself has certain weight, and when the staff need open pool cover 6, takes out the organic fertilizer in the cell body 5, need move pool cover 6 and just can open, has increased staff's intensity of labour, makes pool cover 6 slip assembly in the top of cell body 5 through sliding assembly 9, makes things convenient for the staff to open pool cover 6, has alleviateed staff's intensity of labour.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A retting pond, comprising: a water inlet pipe (1), an overflow pipe (2), a feed inlet (3), a ventilation component (4), a tank body (5), a tank cover (6), a valve well (7), a water outlet pipe (8), a sliding component (9) and a blow-down pipe (101),

the tank body (5) is in a box shape with an opening at the upper end, one part of the tank body (5) is embedded below the ground, the other part of the tank body (5) protrudes out of the ground, the sliding assembly (9) is arranged between the lower surface of the tank cover (6) and the top of the tank body (5), the tank cover (6) is assembled at the top end of the tank body (5) in a sliding manner through the sliding assembly (9), the feed port (3) is arranged on the upper surface of the tank cover (6), the feed port (3) is communicated with the inside of the tank body (5), the ventilation assembly (4) is arranged on the tank cover (6), and the ventilation assembly (4) is communicated with the inside of the tank body (5),

the water inlet pipe (1) is horizontally arranged at one side of the tank body (5) and the water inlet pipe (1) is close to the top of the tank body (5), the overflow pipe (2) is horizontally arranged at the other side of the tank body (5) and the overflow pipe (2) is close to the top of the tank body (5),

cell body (5) are provided with one side of warning pipe (2) still is provided with valve well (7), valve well (7) are pre-buried in the below ground just the top and the ground of valve well (7) flush, outlet pipe (8) with blow-down pipe (101) average level set up in valve well (7), just outlet pipe (8) with the one end intercommunication of blow-down pipe (101) with the inside of cell body (5), outlet pipe (8) with the other end of blow-down pipe (101) run through in the lateral wall of valve well (7), blow-down pipe (101) can with gas escape in cell body (5).

2. Tank according to claim 1, characterized in that said sliding means (9) are provided in two groups and comprise: slide rail (91) and pulley (92)

Slide rail (91) are located the upper surface of cell body (5) week lateral wall, and two mutual platykurtic between slide rail (91), the lower surface interval of pond lid (6) is provided with two pulley (92), pulley (92) sliding assembly in slide rail (91).

3. Tank according to claim 1, characterized in that said ventilation means (4) are provided in two groups and comprise: a ventilation pipe (41) and a ventilation cap (42),

the ventilation pipe (41) is vertically arranged on the upper surface of the pool cover (6) and communicated with the inside of the pool body (5), the top end of the ventilation pipe (41) is provided with the ventilation cap (42), and a gauze is arranged in the ventilation cap (42).

4. A stack retting pond according to claim 1, characterised in that said outlet pipe (8) is provided with a control water valve (81), said emptying pipe (101) is provided with a control air valve (1011), said control water valve (81) and said control air valve (1011) being both located in said valve well (7).

5. A stack retting bath according to claim 1, characterised in that said outlet pipe (8) and said evacuation duct (101) are made of hollow steel pipes, and in that an electric heating wire (102) is wound on the outer wall of said outlet pipe (8), said electric heating wire (102) being able to prevent said outlet pipe (8) from freezing.

6. A stack retting pond according to claim 1, characterised in that the outlet pipe (8) is provided with a filter screen (107) near the mouth of one end of the pond body (5), said filter screen (107) preventing impurities from entering the inlet pipe (1), and the vent pipe (101) is provided with a waterproof and breathable membrane (108) near the mouth of one end of the pond body (5), said waterproof and breathable membrane (108) preventing water in the pond body (5) from entering the vent pipe (101).

7. The stack retting pond according to claim 1, characterised in that it further comprises: first limiting plate (103) and second limiting plate (104), first limiting plate (103) vertical set up in cell body (5) is provided with inside the lateral wall of inlet tube (1), just be provided with first spacing hole (1031) on first limiting plate (103), inlet tube (1) run through first spacing hole (1031) and with first limiting plate (103) fixed connection, second limiting plate (104) vertical set up in cell body (5) are provided with inside the lateral wall of warning pipe (2), just be provided with a plurality of spacing holes of second (1041) on second limiting plate (104), warning pipe (2) outlet pipe (8) with blow-down pipe (101) run through respectively spacing hole of second (1041) and with second limiting plate (104) fixed connection.

8. A stack retting pond according to claim 1, characterised in that the bottom of the pond body (5) is provided with a bedding (105), said bedding (105) being made by concrete casting.

9. The stack retting pond according to claim 8, wherein a plurality of planting bars (106) are pre-embedded in the bed layer (105), and top ends of the planting bars (106) protrude from the upper surface of the bed layer (105) and penetrate through the bottom of the pond body (5).