CN207699574U - Fermentor device for stalk fermentation - Google Patents

Abstract

The utility model is related to straw methane fermentation fields, disclose a kind of fermentor device for stalk fermentation, the fermentor device includes fermentation tank (1) and is installed on the stirring parts (2) of the fermentation tank (1), wherein, the stirring parts (2) are for stirring the material in the fermentation tank (1) and can be stirred to the material in the different height position in the fermentation tank (1).Device provided by the present application can create good condition effectively by the biogas residue discharge of fermenter base aggregation for stalk fermentation.

Description

Fermentor device for stalk fermentation

Technical field

The utility model is related to straw methane fermentation fields, canned more particularly to a kind of fermentation for stalk fermentation It sets.

Background technology

During dry type straw methane fermentation, ferment more sufficient stalk fermentation cylinder for fermentation for a period of time after The bottom of fermentation tank can be sunk to and ultimately form biogas residue, if the biogas residue accumulation of bottom is excessive, not only occupy excessive fermentation tank Space can also adversely affect the fermentation of stalk,

Utility model content

Asking for fermentation is not easily cleaned and influenced the purpose of this utility model is to overcome biogas residue of the existing technology Topic, provides a kind of fermentor device for stalk fermentation.

To achieve the goals above, on the one hand the utility model provides a kind of fermentor device for stalk fermentation, should Fermentor device includes fermentation tank and the stirring parts for being installed on the fermentation tank, wherein the stirring parts are described for stirring Material in fermentation tank and the material can be stirred in the different height position in the fermentation tank.

Preferably, the stirring parts include stirring rod and the blade that is arranged on the stirring rod, the stirring rod energy It is enough to rotate and drive the blade rotation to be stirred to the material.

Preferably, the fermentation tank includes the tank body of open-top and the head cover for closing the tank body, the top It covers with through-hole, the stirring rod is stretched into through the through-hole in the tank body.

Preferably, the stirring rod can be moved on the through-hole axial direction so that the blade is relative to the tank Movement in short transverse occurs for body.

Preferably, the stirring rod includes hollow outer bar and the interior bar that is rotatably set on the inside of the outer bar, The blade is fixed in the interior bar.

Preferably, the outer bar is lead screw, and the through-hole is the threaded hole coordinated with the outer bar.

Preferably, the through-hole is located at the center of the head cover.

Preferably, flange is provided on the stirring rod, the flange is located at the upper end of the stirring rod and the blade Between to prevent head cover described in the blade contact.

Preferably, the blade is welded on the stirring rod.

Preferably, the fermentor device includes the driving machine due to driving the stirring rod to drive the blade rotation Structure.

Through the above technical solutions, carrying out operation using the fermentor device provided by the utility model for stalk fermentation When, when the accumulation of the biogas residue of tank bottom is more to be difficult to stir, thus it is possible to vary the mixing position of stirring parts is being closer to bottom biogas residue Top is stirred material, under the action of the eddy flow of biogas slurry, tank bottom aggregation biogas residue can gradually by biogas slurry drive and most Logical biogas slurry is discharged together eventually.Device provided by the present application can be stalk effectively by the biogas residue discharge of fermenter base aggregation Good condition is created in fermentation.

Description of the drawings

Fig. 1 is the schematic diagram according to the fermentor device for stalk fermentation of the preferred embodiments of the present invention.

Reference sign

1- fermentation tank 2- stirring parts 3- stirring rod 4- blades

5- tank body 6- head cover 7- through-hole 8- flanges

Specific implementation mode

Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.It should be understood that herein Described specific implementation mode is only used for describing and explaining the present invention, and is not intended to limit the utility model.

The utility model provides a kind of fermentor device for stalk fermentation, the fermentor device include fermentation tank 1 with And it is installed on the stirring parts 2 of the fermentation tank 1, wherein the stirring parts 2 are used to stir the material and energy in the fermentation tank 1 Enough different height positions in the fermentation tank 1 are stirred the material.

As shown in Figure 1, when the tank bottom of fermentation tank 1 biogas residue accumulation it is more be difficult to stir when, fermentor device can change The mixing position of stirring parts 2 is stirred material in the top for being closer to bottom biogas residue, under the action of the eddy flow of biogas slurry, The biogas residue of tank bottom aggregation can gradually be driven by biogas slurry and finally lead to biogas slurry and be discharged together.Device provided by the present application can be effective The biogas residue that fermenter base is assembled on ground is discharged, and good condition is created for stalk fermentation.

Stirring parts can select structure appropriate to be stirred material, it is preferable that the stirring parts 2 include stirring rod 3 And the blade 4 being arranged on the stirring rod 3, the stirring rod 3 can rotate and drive the rotation of the blade 4 with to described Material is stirred.As shown in Figure 1, the extending radially out from stirring rod 3 of blade 4, when stirring rod 3 rotates, blade 4 can Biogas slurry is stirred to drive material to rotate.

Fermentation tank 1 can select structure appropriate, it is preferable that the fermentation tank 1 includes the tank body 5 of open-top and uses Stretched into through the through-hole 7 described in having through-hole 7, the stirring rod 3 on the head cover 6 for closing the tank body 5, the head cover 6 In tank body 5, head cover 6 can be effectively prevented impurity and carry out in tank body 5.

In order to realize that the different height in fermentation tank 1 is stirred material, it is preferable that the stirring rod 3 can be It is moved on 7 axial direction of the through-hole so that the blade 4 is needed relative to the movement in the generation short transverse of the tank body 5 Illustrate, blade 4 is integrally fixed on stirring rod 3, relative displacement will not occur with stirring rod 3, therefore when stirring rod 3 is logical When being moved on the axial direction in hole 7, the displacement in short transverse can occur in fermentation tank 1 for blade 4.

Also it may be preferred that the stirring rod 3 includes hollow outer bar and is rotatably set on the inside of the outer bar Interior bar, the blade 4 are fixed in the interior bar, and outer bar is for fixing stirring parts 2 so that stirring parts 2 can be arranged in through-hole 7 Interior, interior bar is used for band movable vane piece 4 and rotates, to realize the agitating function of stirring parts 2.

Wherein, outer bar can be connected with interior bar by bearing, and bearing is arranged between interior bar and outer bar, and interior bar is nested in axis The outer ring of the inner ring held, bearing is fixedly connected with outer bar (such as welding), and blade 4 is arranged in interior bar and extend into tank body 5, when When interior bar rotates, blade 4 can follow interior bar rotation to stir material, and outer bar will not then be influenced by interior bar rotation, from And stirring parts position is unchangeably stirred.

In order to connect outer bar and through-hole 7, it is preferable that the outer bar is lead screw, and the through-hole 7 is to coordinate with the outer bar Threaded hole, when outer bar rotates, the cooperation of lead screw and threaded hole enables to outer bar in axial direction to transport upward or downward It is dynamic, to change height and position of the stirring parts 2 in tank body 5.

Also it may be preferred that the through-hole 7 is located at the center of the head cover 6.As shown in Figure 1, through-hole 7 is located in head cover 6 The heart so that the stirring rod 3 in through-hole 7 can be vertically arranged and blade 4 can be at the center on the cross section of tank body Position is stirred, and realizes the uniform stirring to material.

As shown in Figure 1, the protrusion of blade 4 moves upward to certain altitude on stirring rod 3, in stirring rod 3, blade 4 is just It is possible that touching the wall surface or head cover 6 of tank body 5, the generation of such case in order to prevent, it is preferable that on the stirring rod 3 It is provided with flange 8, the flange 8 is located between the upper end and the blade 4 of the stirring rod 3 to prevent the blade 4 from contacting The head cover 6.When stirring rod 3 moves upward to flange 8 and through-hole 7 contacts, flange 8 will stop the further of stirring rod 3 Ground rises, then the case where touching tank body 5 or head cover 6 would not occur in blade 4.

Also it may be preferred that the blade 4 is welded on the stirring rod 3, blade 4 and stirring rod 3 can select corrosion resistant The metal material of erosion is welded to connect suitable for utilizing.

Preferably, the fermentor device includes the driving machine due to driving the stirring rod 3 that the blade 4 is driven to rotate Structure.The driving mechanism can select 2 motors, and the interior bar rotation of one of motor driving stirring rod 3, another is for driving The outer bar of stirring rod 3 rotates；Due to the operation and infrequently of transformation height, operator can also be by directly rotating the side of outer bar Formula adjusts the height of stirring parts, to reducing cost；And blade 4 needs the rotation of long period, suitable for selecting the drives such as motor Motivation structure drives it.

Preferred embodiments of the present invention, still, the utility model and unlimited are described in detail above in association with attached drawing In this.In the range of the technology design of the utility model, a variety of simple variants can be carried out to the technical solution of the utility model, It is combined in any suitable manner including each particular technique feature.In order to avoid unnecessary repetition, the utility model Various combinations of possible ways are no longer separately illustrated.But these simple variants and combination equally should be considered as the utility model institute Disclosure belongs to the scope of protection of the utility model.

Claims (10)

1. a kind of fermentor device for stalk fermentation, which is characterized in that the fermentor device includes fermentation tank (1) and peace Stirring parts (2) loaded on the fermentation tank (1), wherein the stirring parts (2) are used to stir the material in the fermentation tank (1) And the material can be stirred in the different height position in the fermentation tank (1).

2. the fermentor device according to claim 1 for stalk fermentation, which is characterized in that stirring parts (2) packet The blade (4) for including stirring rod (3) and being arranged on the stirring rod (3), the stirring rod (3) can rotate and drive described Blade (4) is rotated to be stirred to the material.

3. the fermentor device according to claim 2 for stalk fermentation, which is characterized in that fermentation tank (1) packet The tank body (5) of open-top and the head cover (6) for closing the tank body (5) are included, there is through-hole (7) on the head cover (6), The stirring rod (3) is stretched into through the through-hole (7) in the tank body (5).

4. the fermentor device according to claim 3 for stalk fermentation, which is characterized in that stirring rod (3) energy It is enough to be moved on the through-hole (7) axial direction so that the blade (4) occurs relative to the tank body (5) in short transverse It is mobile.

5. the fermentor device according to claim 4 for stalk fermentation, which is characterized in that stirring rod (3) packet The interior bar for including hollow outer bar and being rotatably set on the inside of the outer bar, the blade (4) are fixed in the interior bar.

6. the fermentor device according to claim 5 for stalk fermentation, which is characterized in that the outer bar is lead screw, The through-hole (7) is the threaded hole coordinated with the outer bar.

7. the fermentor device according to claim 6 for stalk fermentation, which is characterized in that the through-hole (7) is located at The center of the head cover (6).

8. the fermentor device according to claim 4 for stalk fermentation, which is characterized in that on the stirring rod (3) It is provided with flange (8), the flange (8) is located between the upper end and the blade (4) of the stirring rod (3) to prevent the leaf Piece (4) contacts the head cover (6).

9. the fermentor device for stalk fermentation according to any one of claim 2-8, which is characterized in that described Blade (4) is welded on the stirring rod (3).

10. the fermentor device according to claim 2 for stalk fermentation, which is characterized in that the fermentor device It include the driving mechanism due to driving the stirring rod (3) to drive blade (4) rotation.