CN210314229U - Hydraulic circulating device applied to biogas fermentation tank - Google Patents

Abstract

The utility model discloses a hydraulic circulating device applied to a biogas fermentation tank, which has the key points of the technical proposal that the hydraulic circulating device comprises a water pump, a water inlet pipe and a water outlet pipe, wherein one end of the water inlet pipe, which is far away from the water pump, extends into the fermentation tank and is arranged in a supernatant layer; one end of the water outlet pipe, which is far away from the water pump, is communicated with a three-way pipe, and two outlets of the three-way pipe are respectively connected with a knot breaking pipe and an impact pipe; one end of the knot breaking pipe, which is far away from the three-way pipe, extends into the fermentation tank and is positioned above the knot layer, and one end of the knot breaking pipe, which extends into the fermentation tank, is provided with a connecting assembly; one end of the impact pipe, which is far away from the three-way pipe, extends into the fermentation tank and is positioned above the active layer, and one end of the impact pipe, which extends into the fermentation tank, is provided with a fixing component; the fixed subassembly strikes the active layer, and the intraformational microorganism of active rises from the fermentation cylinder bottom and mixes with the supernatant layer, and coupling assembling strikes to broken knot pipe, and straw weeds etc. in the knot shell layer sink into the supernatant layer to this can carry out mixed fermentation with the material in the fermentation cylinder, improves the effect that the fermentation produced marsh gas.

Description

Hydraulic circulating device applied to biogas fermentation tank

Technical Field

The utility model relates to an auxiliary device of a biogas fermentation tank, in particular to a hydraulic circulating device applied to the biogas fermentation tank.

Background

Biogas fermentation is also called anaerobic digestion and anaerobic fermentation, and refers to a process of finally forming combustible mixed gas such as methane, carbon dioxide and the like by decomposing and metabolizing organic substances (such as human, livestock and poultry excrement, straws, weeds and the like) through various microorganisms under certain moisture, temperature and anaerobic conditions. In biogas fermentation, a fermentation tank is generally used, and the fermentation tank is an apparatus used for industrial microbial fermentation. In the fermentation process, because the liquid in the fermentation tank is in a static state during fermentation, the liquid is easily divided into a crust layer, a supernatant layer, an active layer and a sediment layer from top to bottom.

Chinese patent No. CN203820777U discloses a biogas fermentation tank structure with heating and stirring functions, which specifically comprises: biogas fermentation tank, heating device, pivot, "by" style of calligraphy heating pipeline, heat preservation, outer various steel sheet, manhole, gas outlet, inlet pipe and discharging pipe. The invention is mainly used for solving the problem that fermentation temperature and bacterial material crusting and layering influence the fermentation effect in the process of methane fermentation, and provides a methane fermentation tank with heating and stirring functions. The methane fermentation device is novel in structure, convenient and practical, fermentation gas production is not affected by the temperature of the surrounding natural environment, the fermentation temperature can be controlled, the bacteria and materials are uniformly mixed, the layering phenomenon is avoided, the gas production rate is high, the gas production is stable, the methane fermentation device is suitable for rural centralized methane production, and is also suitable for methane supply for agricultural production, and the methane fermentation device is novel methane fermentation equipment.

When using the fermentation cylinder among the prior art, motor drive pivot rotates, stirs the liquid in the fermentation cylinder, but the liquid in the fermentation cylinder can not upper and lower cyclic motion, can't flow between every layer of liquid, and active layer and the crust layer of unable effective processing fermentation cylinder jar body bottom, the marsh gas fermentation effect is poor, remains to improve.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects existing in the prior art, the utility model aims to provide a hydraulic circulating device applied to a biogas fermentation tank.

The above object of the present invention can be achieved by the following technical solutions:

a hydraulic circulation device applied to a biogas fermentation tank comprises a water pump arranged on the fermentation tank, a water inlet pipe connected with a water inlet of the water pump and a water outlet pipe connected with a water outlet of the water pump, wherein one end of the water inlet pipe, which is far away from the water pump, extends into the fermentation tank and is arranged in a supernatant layer; one end of the water outlet pipe, which is far away from the water pump, is communicated with a three-way pipe, and two outlets of the three-way pipe are respectively connected with a knot breaking pipe and an impact pipe;

one end of the knot breaking pipe, which is far away from the three-way pipe, extends into the fermentation tank and is positioned above the knot layer, and one end of the knot breaking pipe, which extends into the fermentation tank, is provided with a connecting assembly for impacting the knot layer;

the one end that the impact tube was kept away from the three-way pipe stretches into the fermentation cylinder and is located the top of active layer, the one end that the impact tube stretched into the fermentation cylinder is equipped with the fixed subassembly that is used for assaulting the active layer.

By adopting the technical scheme, when the fermentation tank is used for fermentation, the water pump pumps water in the clear liquid layer in the fermentation tank by utilizing the water inlet pipe and conveys the water to the connecting component and the fixing component from the water outlet pipe, the fixing component impacts the active layer, so that microorganisms in the active layer can ascend from the bottom of the fermentation tank and are mixed with the clear liquid layer, the connecting component impacts the broken knot pipe and sinks straw, weeds and the like in the knot shell layer into the clear liquid layer, and therefore substances in the fermentation tank can be subjected to mixed fermentation, and the effect of producing methane through fermentation is improved; the crust layer is broken, and the methane is conveniently discharged in time.

Further, coupling assembling include respectively with broken knot pipe stretches into first branch pipe and the second branch pipe of fermentation cylinder one end intercommunication, the intercommunication is equipped with a plurality of connecting pipe on the lateral wall of first branch pipe, the intercommunication is equipped with a plurality of installation pipe on the lateral wall of second branch pipe, the axis of connecting pipe with the axis mutually perpendicular of installation pipe, equal equipartition has the first shower nozzle of a plurality of on the lateral wall of connecting pipe and installation pipe, first shower nozzle is towards one side of knot shell layer.

Through adopting above-mentioned technical scheme, water is carried along the inlet tube and is inputed first branch pipe and second branch pipe respectively in, gets into connecting pipe and installation pipe respectively, utilizes first shower nozzle to spout water at last to can be with during straw and weeds wash into the clear liquid, mix liquid and debris, improve the effect of fermentation cylinder fermentation gas production.

Furthermore, a connecting piece is arranged at the intersection of the connecting pipe and the mounting pipe.

Through adopting above-mentioned technical scheme, utilize connecting piece connecting connection pipe and installation pipe to can be as an organic whole with connecting pipe and installation pipe, be favorable to improving the stability of connecting pipe and installation pipe installation in the fermentation cylinder.

Furthermore, the connecting piece includes last piecemeal and piecemeal down, be equipped with the connecting hole that supplies the connecting pipe to pass on the lateral wall of last piecemeal, be equipped with the mounting hole that supplies the installation pipe to pass on the lateral wall of lower piecemeal, the axis of connecting hole is mutually perpendicular with the axis of mounting hole.

Through adopting above-mentioned technical scheme, when the installation, pass the connecting hole with the connecting pipe, pass the mounting hole with the installation pipe again to this connecting pipe and mounting hole that can convenient and fast.

Furthermore, the side walls of the upper block and the lower block are provided with positioning holes, the axes of the positioning holes are respectively vertical to the axes of the connecting holes and the axes of the positioning holes, and the side wall of the upper block is provided with a bolt penetrating through the two positioning holes.

Through adopting above-mentioned technical scheme, utilize the bolt to insert two locating holes to this can convenient and fast with the piecemeal installation down.

Furthermore, a fixing pipe is arranged at one end of the impact pipe extending into the fermentation tank, and the fixing pipe is arranged along the radial direction of the fermentation tank;

fixed subassembly spare including respectively with fixed first minute pipe of a plurality of and a plurality of second minute pipe of pipe intercommunication, first minute pipe and second minute pipe are all followed the circumference setting of fermentation cylinder, a plurality of the radius that first minute pipe a plurality of second minute was managed all increases progressively in proper order, fixed pipe, first minute pipe and second all are equipped with a plurality of second shower nozzle on the lateral wall of minute pipe, the second shower nozzle is towards one side of active layer.

Through adopting above-mentioned technical scheme, water along strikeing in the pipe input fixed tube, in the first minute pipe of input and second minute pipe respectively again, the second shower nozzle sprays water to the active layer at last, thereby the microorganism in the active layer can rise and get into the supernatant layer, carries out mixed fermentation with liquid, straw and weeds, helps the effect of fermentation gas production.

Furthermore, a plurality of supporting rods for supporting the first branch pipe and the second branch pipe are arranged on the inner side wall of the fermentation tank.

Through adopting above-mentioned technical scheme, utilize the bracing piece to support first minute pipe and second and divide the pipe, increase fixed pipe, first minute pipe and second and divide the installation stability of managing in the fermentation cylinder.

Furthermore, valves are arranged on the side walls of the knot breaking pipe and the impact pipe.

Through adopting above-mentioned technical scheme, utilize the valve, make things convenient for the circulation of the intraductal liquid of workman control.

To sum up, the utility model discloses following beneficial effect has:

1. the water pump pumps out water in a clear liquid layer in the fermentation tank, and then the water is conveyed to the connecting assembly and the fixing assembly from the water outlet pipe, the fixing assembly impacts the active layer, so that microorganisms in the active layer can rise from the bottom of the fermentation tank and are mixed with the clear liquid layer, the connecting assembly impacts the knot breaking pipe, straw, weeds and the like in the knot shell layer are sunk into the clear liquid layer, and therefore liquid, straw, weeds and microorganisms in the fermentation tank can be mixed and fermented, and the effect of producing biogas through fermentation is improved;

2. the connecting pipe and the mounting pipe are connected by the connecting piece, so that the mounting stability of the connecting pipe and the mounting pipe in the fermentation tank is improved;

3. utilize the bracing piece to support first minute pipe and second and be in charge of, be favorable to increasing first minute pipe and second and be in charge of the installation stability in the fermentation cylinder.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment.

Fig. 2 is a schematic structural diagram of a connecting assembly in an embodiment.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is a schematic structural diagram of a fixing assembly in an embodiment.

In the figure: 1. a fermentation tank; 2. a water pump; 3. a water inlet pipe; 4. a water outlet pipe; 5. a three-way pipe; 6. breaking the knot pipe; 7. an impingement tube; 8. a connecting assembly; 80. a first branch pipe; 81. a second branch pipe; 82. a connecting pipe; 83. installing a pipe; 84. a first nozzle; 85. a connecting member; 86. partitioning the blocks; 87. dividing into blocks; 88. connecting holes; 89. mounting holes; 800. positioning holes; 801. a bolt; 802. a water diversion box; 9. a fixing assembly; 90. a fixed tube; 91. a first branch pipe; 92. a second branch pipe; 93. a second nozzle; 94. a support bar; 10. and (4) a valve.

Detailed Description

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

Example (b):

referring to fig. 1, a hydraulic circulation device applied to a biogas fermentation tank comprises a water pump 2 arranged on the fermentation tank 1, a water inlet pipe 3 connected with a water inlet of the water pump 2, and a water outlet pipe 4 connected with a water outlet of the water pump 2, wherein one end of the water inlet pipe 3, which is far away from the water pump 2, extends into the fermentation tank 1 and is placed in a supernatant layer; one end of the water outlet pipe 4, which is far away from the water pump 2, is communicated with a three-way pipe 5, and two outlets of the three-way pipe 5 are respectively connected with a knot breaking pipe 6 and an impact pipe 7; the side walls of the knot breaking pipe 6 and the impact pipe 7 are respectively provided with a valve 10, and the valves 10 are utilized to facilitate workers to control the circulation of water in the knot breaking pipe 6 and the impact pipe 7;

referring to fig. 1, one end of the knot breaking pipe 6, which is far away from the three-way pipe 5, extends into the fermentation tank 1 and is positioned above the knot layer, and one end of the knot breaking pipe 6, which extends into the fermentation tank 1, is provided with a connecting assembly 8 for impacting the knot layer;

referring to fig. 1, one end of the impact tube 7, which is far away from the three-way tube 5, extends into the fermentation tank 1 and is positioned above the active layer, and one end of the impact tube 7, which extends into the fermentation tank 1, is provided with a fixing component 9 for impacting the active layer; when the fermentation tank 1 starts to ferment biogas, water in a clear liquid layer in the fermentation tank 1 is pumped out by using the water pump 2, the water is respectively filled into the connecting component 8 and the fixing component 9 along the water inlet pipe 3, the water outlet pipe 4, the knot breaking pipe 6 and the impact pipe 7, the knot breaking layer is impacted by using the connecting component 8, substances such as straws, weeds and the like in the knot breaking layer are flushed into the clear liquid layer, the fixing component 9 impacts the active layer to flush microorganisms in the active layer, and the microorganisms are lifted and enter the clear liquid layer, so that liquid, weeds, straws and microorganisms in the fermentation tank 1 can be mixed, and the effect of producing biogas by fermentation is improved; the connecting component 8 can be used for punching the crust layer, and can also be used for facilitating the overflow of the biogas.

Referring to fig. 2, the connecting assembly 8 comprises a first branch pipe 80 and a second branch pipe 81 which are respectively communicated with one end of the knot breaking pipe 6 extending into the fermentation tank 1, the knot breaking pipe 6, the first branch pipe 80 and the second branch pipe 81 are connected through a water distribution box 802, a plurality of connecting pipes 82 are communicated with the side wall of the first branch pipe 80, a plurality of mounting pipes 83 are communicated with the side wall of the second branch pipe 81, the mounting pipes 83 are positioned below the connecting pipes 82, the axes of the connecting pipes 82 are perpendicular to the axes of the mounting pipes 83, a plurality of first spray heads 84 are uniformly distributed on the side walls of the connecting pipes 82 and the mounting pipes 83, and the first spray heads 84 face one side of the knot shell layer; water is respectively input into the first branch pipe 80 and the second branch pipe 81 along the knot breaking pipe 6, then respectively input into the connecting pipe 82 and the mounting pipe 83, finally the first spray head 84 sprays liquid to the crusting layer, and straws and weeds are flushed into the clear liquid layer, so that the liquid, the straws and the weeds can be mixed, and the effect of generating biogas through fermentation is improved; install a plurality of first shower nozzle 84 respectively on connecting pipe 82 and installation pipe 83, increase the mounted position of installing first shower nozzle 84, increase and wash straw and weeds into the intraformational impact force of clear liquid to can realize that straw and weeds and liquid mix more evenly.

Referring to fig. 2 and 3, since the connection pipe 82 and the installation site are located at the top position of the fermentation tank 1, i.e., at a high position, a connection member 85 is provided at the intersection of the connection pipe 82 and the installation pipe 83; the connecting piece 85 comprises an upper block 86 and a lower block 87, a connecting hole 88 for the connecting pipe 82 to pass through is arranged on the side wall of the upper block 86, a mounting hole 89 for the mounting pipe 83 to pass through is arranged on the side wall of the lower block 87, and the axis of the connecting hole 88 is vertical to the axis of the mounting hole 89; the side walls of the upper block 86 and the lower block 87 are provided with positioning holes 800, the upper block 86 and the lower block 87 are rectangular blocks, the axes of the positioning holes 800 are respectively vertical to the axes of the connecting holes 88 and the axes of the positioning holes 800, and preferably two positioning holes 800 are arranged.

Referring to fig. 2 and 3, the sidewall of the upper block 86 is provided with a pin 801 passing through two positioning holes 800; when the connecting pipe is installed, the upper block 86 is installed on the connecting pipe 82, the lower block 87 is installed on the lower block 87, and the bolts 801 are inserted into the two positioning holes 800 respectively, so that the connecting piece 85 can be conveniently and quickly fixedly installed on the installing pipe 83 and the connecting pipe 82, and the installing stability of the connecting pipe 82 and the installing pipe 83 in the fermentation tank 1 is improved.

Referring to fig. 4, a fixing pipe 90 is provided at one end of the impingement pipe 7 extending into the fermentation tank 1 (refer to fig. 1), and the fixing pipe 90 is arranged along the radial direction of the fermentation tank 1;

referring to fig. 4, the fixing assembly 9 includes a plurality of first branch pipes 91 and a plurality of second branch pipes 92 respectively communicated with the fixing pipe 90, the first branch pipes 91 and the second branch pipes 92 are all arranged along the circumferential direction of the fermentation tank 1, the radiuses of the first branch pipes 91 and the second branch pipes 92 are sequentially increased, the circle centers of the first branch pipes 91 and the second branch pipes 92 are located at the same point, a plurality of second spray heads 93 are arranged on the side walls of the fixing pipe 90, the first branch pipes 91 and the second branch pipes 92, and the second spray heads 93 face one side of the active layer; water enters the fixed pipe 90 along the impact pipe 7 and then enters the first branch pipe 91 and the second branch pipe 92, finally the second spray head 93 sprays liquid to microorganisms in an active layer, the microorganisms rise into a clear liquid layer and are mixed with the liquid, straws and weeds, the fermentation and gas production effects are facilitated, the plurality of second spray heads 93 are installed on the first branch pipe 91 and the second branch pipe 92, the installation positions of the second spray heads 93 are increased, the impact force of impacting the microorganisms is increased, and therefore the microorganisms, the liquid, the straws, the weeds and the liquid can be mixed more uniformly.

Referring to fig. 4, a plurality of support bars 94 for supporting the first branch pipe 91 and the second branch pipe 92 are disposed on the inner side wall of the fermentation tank 1 (refer to fig. 1), and the support bars 94 are respectively located below the first branch pipe 91 and the second branch pipe 92; the support rods 94 are used for supporting the first branch pipe 91 and the second branch pipe 92, respectively, so that the installation stability of the first branch pipe 91, the fixed pipe 90 and the second branch pipe 92 in the fermentation tank 1 is improved.

The implementation principle of the above embodiment is as follows: when the fermentation, water in the supernatant layer is taken out along inlet tube 3 in 2 with the fermentation cylinder 1 to the water pump, carry to coupling assembling 8 and fixed subassembly 9 along outlet pipe 4 again, fixed subassembly 9 strikes the active layer, active intraformational microorganism rises and mixes with the supernatant layer from 1 bottom of fermentation cylinder, coupling assembling 8 strikes to broken knot pipe 6, straw weeds etc. in the knot shell layer rush into the supernatant layer, with this can be with the interior liquid of fermentation cylinder 1, straw, weeds and microorganism carry out the mixed fermentation, be favorable to improving the effect that the fermentation produced marsh gas.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims (8)

1. The utility model provides a be applied to hydraulic circulation device of biogas fermentation cylinder which characterized in that: the fermentation tank comprises a water pump (2) arranged on the fermentation tank (1), a water inlet pipe (3) connected with a water inlet of the water pump (2) and a water outlet pipe (4) connected with a water outlet of the water pump (2), wherein one end, far away from the water pump (2), of the water inlet pipe (3) extends into the fermentation tank (1) and is arranged in a clear liquid layer; one end of the water outlet pipe (4) far away from the water pump (2) is communicated with a three-way pipe (5), and two outlets of the three-way pipe (5) are respectively connected with a knot breaking pipe (6) and an impact pipe (7);

one end of the knot breaking pipe (6), which is far away from the three-way pipe (5), extends into the fermentation tank (1) and is positioned above the knot shell, and one end of the knot breaking pipe (6), which extends into the fermentation tank (1), is provided with a connecting assembly (8) for impacting the knot shell;

the one end that strikes pipe (7) keep away from three-way pipe (5) stretches into fermentation cylinder (1) and is located the top of active layer, the one end that strikes pipe (7) stretch into fermentation cylinder (1) is equipped with fixed subassembly (9) that are used for assaulting the active layer.

2. The hydraulic circulation device applied to the biogas fermentation tank as claimed in claim 1, wherein: coupling assembling (8) including respectively with broken knot pipe (6) stretch into first branch pipe (80) and second branch pipe (81) of fermentation cylinder (1) one end intercommunication, the intercommunication is equipped with a plurality of connecting pipe (82) on the lateral wall of first branch pipe (80), the intercommunication is equipped with a plurality of installation pipe (83) on the lateral wall of second branch pipe (81), the axis of connecting pipe (82) with the axis mutually perpendicular of installation pipe (83), equal equipartition has first shower nozzle (84) of a plurality of on the lateral wall of connecting pipe (82) and installation pipe (83), first shower nozzle (84) are towards the one side of tying the shell layer.

3. The hydraulic circulation device applied to the biogas fermentation tank as claimed in claim 2, wherein: and a connecting piece (85) is arranged at the intersection of the connecting pipe (82) and the mounting pipe (83).

4. The hydraulic circulation device applied to the biogas fermentation tank as claimed in claim 3, wherein: connecting piece (85) are including last piecemeal (86) and lower piecemeal (87), be equipped with connecting hole (88) that supply connecting pipe (82) to pass on the lateral wall of last piecemeal (86), be equipped with mounting hole (89) that supply installation pipe (83) to pass on the lateral wall of lower piecemeal (87), the axis of connecting hole (88) is mutually perpendicular with the axis of mounting hole (89).

5. The hydraulic circulation device applied to the biogas fermentation tank is characterized in that: the side walls of the upper sub-block (86) and the lower sub-block (87) are respectively provided with a positioning hole (800), the axis of the positioning hole (800) is respectively vertical to the axis of the connecting hole (88) and the axis of the positioning hole (800), and the side wall of the upper sub-block (86) is provided with a bolt (801) penetrating through the two positioning holes (800).

6. The hydraulic circulation device applied to the biogas fermentation tank as claimed in claim 1, wherein: a fixed pipe (90) is arranged at one end of the impact pipe (7) extending into the fermentation tank (1), and the fixed pipe (90) is arranged along the radial direction of the fermentation tank (1);

fixed subassembly (9) spare including respectively with fixed a plurality of first minute pipe (91) and a plurality of second minute pipe (92) of managing (90) intercommunication, first minute pipe (91) and second minute pipe (92) are all followed the circumference setting of fermentation cylinder (1), a plurality of the radius that first minute pipe (91) a plurality of second minute pipe (92) all scales up in proper order, all be equipped with a plurality of second shower nozzle (93) on the lateral wall of fixed pipe (90), first minute pipe (91) and second minute pipe (92), second shower nozzle (93) are towards one side of active layer.

7. The hydraulic circulation device applied to the biogas fermentation tank as claimed in claim 6, wherein: the inner side wall of the fermentation tank (1) is provided with a plurality of support rods (94) for supporting the first branch pipe (91) and the second branch pipe (92).

8. The hydraulic circulation device applied to the biogas fermentation tank as claimed in claim 1, wherein: and valves (10) are arranged on the side walls of the knot breaking pipe (6) and the impact pipe (7).

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