Lifting type stirring device for fermentation tank

Abstract

The utility model discloses a lifting type stirring device for a fermentation tank. The lifting type stirring device comprises a stirring mechanism and a driving and accessory assembly, the driving and accessory assembly comprises an air cylinder, a first hinge piece, a second hinge piece and a lifting swing arm. The output end of the air cylinder is connected with a first hinge piece and connected with the tail end of the lifting swing arm through the first hinge piece. The second hinge piece is arranged in the middle of the lifting swing arm and fixed to the supporting platform, and the supporting platform is used for installing the lifting type stirring device; an L-shaped fixing plate is welded and fixed to the front end of the lifting swing arm, and the stirring mechanism is detachably installed on the L-shaped fixing plate. The air cylinder structure is adopted for lifting driving, the lifting device has the advantages of being low in assembling cost and failure rate, easy to maintain and good in stability, the supporting platform, the back plate and the transverse reinforcing plate can be jointly assembled with the fermentation tank mounting frame, and the assembling structure is good in stability; in addition, the stirring mechanism is arranged in a detachable mode, and overhaul and maintenance are also convenient.

Description

Technical Field

[0001] The utility model relates to a stirring device, in particular to a lifting stirring device for a fermentation tank. Background Art

[0002] Animal manure fermentation is a process of converting manure into fertilizer. Usually, animal manure is concentrated in a fermentation tank for centralized fermentation. In order to improve the fermentation effect, a stirring device can be used to achieve a full fermentation effect. At present, most stirring devices used in fermentation tanks are ordinary mixers without lifting functions. Therefore, the stirring position is fixed at the same point. However, the fermentation liquid in the manure fermentation tank is relatively viscous. This stirring method with a fixed stirring position cannot further improve the mixing effect of the fermentation liquid in the fermentation tank. Utility Model Content

[0003] In order to solve the deficiencies existing in the above-mentioned technology, the utility model provides a lifting stirring device for a fermentation tank.

[0004] In order to solve the above technical problems, the technical solution adopted by the utility model is: a lifting stirring device for a fermentation tank, including a stirring mechanism, which also includes a driving and accessory assembly for driving the stirring mechanism to lift up and down;

[0005] The drive and accessory components include: cylinder, No. 1 hinge, No. 2 hinge and lifting swing arm;

[0006] The output end of the cylinder is connected to hinge No. 1, which is connected to the end of the lifting swing arm through hinge No. 1;

[0007] The second hinge is arranged in the middle of the lifting swing arm, and the second hinge is fixed on the support platform, and the support platform is used for the installation of the lifting stirring device;

[0008] An L-shaped fixing plate is welded and fixed to the front end of the lifting swing arm, and the stirring mechanism is detachably mounted on the L-shaped fixing plate.

[0009] Preferably, the cylinder is connected to a back plate by welding with a fixing block on one side of the cylinder wall, the back plate is vertically fixed below the supporting platform, and the back plate and the supporting platform form an inverted L-shaped structure.

[0010] Preferably, two groups of cylinders are provided, one group of cylinders is equipped with a back plate, and a transverse reinforcing plate is welded between the two back plates.

[0011] Preferably, the support platform, the back plate and the transverse reinforcement plate are all provided with fixing holes for the fixing bolts to pass through.

[0012] Preferably, a damper is also provided between the lifting swing arm and the second hinge.

[0013] Preferably, the cylinder is a hydraulic cylinder, which has its own oil pipe interface.

[0014] Preferably, the stirring mechanism includes a driving reduction motor, the output end of the driving reduction motor is connected to a stirring shaft, and two stirring blade groups arranged vertically are installed at the bottom of the stirring shaft, and the blades of the two stirring blade groups are staggered.

[0015] As a preferred embodiment, a mounting through hole is provided on the horizontal plate body of the L-shaped fixing plate, and No. 1 screw holes are distributed around the mounting through hole;

[0016] A flange is welded around the shell wall of the driving reduction motor of the stirring mechanism, and the flange has a No. 2 screw hole;

[0017] After the stirring mechanism passes through the installation through hole, the flange plate abuts against the four sides of the installation through hole, and the No. 1 screw hole is aligned with the No. 2 screw hole and is locked together with a fixing bolt.

[0018] Preferably, a plurality of weight-reducing holes are provided on the vertical plate body of the L-shaped fixing plate.

[0019] The utility model discloses a lifting stirring device for a fermentation tank, which adopts a cylinder structure for lifting drive and has the advantages of low assembly cost, low failure rate, easy maintenance and good stability. In addition, the supporting platform, the back plate and the transverse reinforcing plate can be assembled together with the fermentation tank mounting frame, and the assembly structure has good stability. In addition, the stirring mechanism is arranged in a detachable manner, and the inspection and maintenance are also convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0021] Figure 2 for Figure 1 Schematic diagram of the structural setting of the middle L-shaped fixed plate.

[0022] Figure 3 for Figure 1 Schematic diagram of the structure of the stirring mechanism.

[0023] In the figure: 1. Back plate; 2. Horizontal reinforcement plate; 3. Fixing hole; 4. Cylinder; 5. Oil pipe interface; 6. No. 1 hinge; 7. No. 2 hinge; 8. Lifting swing arm; 9. Stirring mechanism; 91. Driving reduction motor; 92. Flange; 93. Stirring shaft; 94. Stirring blade group; 95. No. 2 screw hole; 10. L-shaped fixing plate; 11. Weight reduction hole; 12. Damper; 13. Support platform; 14. Installation through hole; 15. No. 1 screw hole. DETAILED DESCRIPTION

[0024] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0025] The utility model discloses a lifting stirring device for a fermentation tank. Figure 1 As shown, it is the overall structural setting diagram of the whole device, including a stirring mechanism 9. The stirring mechanism 9 is the part for realizing the stirring function. In order to meet the use requirements of its lifting stirring, the lifting stirring device for the fermentation tank disclosed in the present invention also includes a driving and accessory assembly for driving the stirring mechanism 9 to move up and down.

[0026] Also like Figure 1 As shown, the drive and accessory components mainly include the following components: a cylinder 4, a first hinge 6, a second hinge 7 and a lifting swing arm 8;

[0027] Among them, the cylinder 4 is used as a power mechanism to achieve lifting and lowering. It adopts a hydraulic cylinder with an oil pipe interface 5, which can provide a large driving force to meet the power demand for lifting and lowering of the entire stirring mechanism 9.

[0028] The lifting swing arm 8 is a power transmission part, which is connected to the cylinder 4 at one end and to the L-shaped fixing plate 10 at the other end. The L-shaped fixing plate 10 is further used for the detachable setting of the stirring mechanism 9.

[0029] First, the output end of the cylinder 4 is connected to the No. 1 hinge 6, through which the output end of the cylinder 4 is connected to the end of the lifting swing arm 8 in a hinged manner; secondly, the No. 2 hinge 7 is arranged in the middle part of the lifting swing arm 8, and the No. 2 hinge 7 is fixed on the supporting platform 13, thereby utilizing the No. 2 hinge 7 to make the middle part of the lifting swing arm 8 rotatable; therefore, when the output end of the cylinder 4 applies a driving force to one end of the lifting swing arm 8, the lifting swing arm 8 can swing up and down.

[0030] Since the front end of the lifting swing arm 8 is welded and fixed with an L-shaped fixing plate 10, and the stirring mechanism 9 is arranged and installed on the L-shaped fixing plate 10, the lifting swing arm 8 transmits power under the driving action of the cylinder 4, so that the stirring mechanism 9 is lifted and lowered along with the L-shaped fixing plate 10. When applied to the stirring treatment of the fermentation tank, the stirring mechanism 9 can be lifted and lowered continuously while rotating, thereby satisfying the use function of the lifting and stirring of the novel lifting stirring device.

[0031] Preferably, in order to facilitate the installation of the entire device above the fermentation tank, the support platform 13 is a horizontally arranged structure 13, which can be connected to the mounting frame horizontally arranged on the fermentation tank. At the same time, in order to realize the setting of the cylinder 4, the cylinder 4 is welded with the back plate 1 using the fixing block on one side of the cylinder wall, and the back plate 1 is vertically fixed below the support platform 13, and the back plate 1 and the support platform 13 form an inverted L-shaped structure, so that when the support platform 13 is assembled with the mounting frame on the fermentation tank, the back plate 1 can contact the side of the mounting frame while meeting the support setting of the cylinder 4, and the support platform 13 and the back plate 1 are both provided with fixing holes 3 for fixing bolts to pass through.

[0032] As a preferred embodiment, two groups of cylinders 4 are designed, and a group of lifting swing arms 8 are respectively hinged on both sides of the two groups of cylinders, and the two groups of lifting swing arms 8 jointly support the L-shaped fixed plate. In addition, a group of cylinders 4 needs to be equipped with a back plate 1 to realize the setting of the cylinders 4. In order to improve the structural stability of the back plate and the support platform as the supporting structure, a transverse reinforcement plate 2 is welded and connected between the two back plates 1, and a fixing hole can also be opened on the transverse reinforcement plate 2 as a connection supplement of the support platform 13, the back plate 1 and the mounting frame on the fermentation tank.

[0033] Preferably, a damper 12 is further provided between the lifting swing arm 8 and the second hinge 7 to increase the swing stability of the lifting swing arm 8 .

[0034] As a preferred embodiment, the lifting stirring device for the fermentation tank disclosed in the utility model adopts a stirring mechanism 9 which is arranged as follows Figure 3 As shown, it includes a driving reduction motor 91, the output end of the driving reduction motor 91 is connected to a stirring shaft 93, and two stirring blade groups 94 arranged up and down are installed at the bottom of the stirring shaft 93, and the blades of the two stirring blade groups 94 are staggered.

[0035] For easy maintenance, the stirring mechanism 9 is detachably arranged on the L-shaped fixing plate 10. Figure 2 As shown, a mounting through hole 14 is opened on the horizontal plate body of the L-shaped fixed plate 10, and No. 1 screw holes 15 are distributed around the mounting through hole 14; at the same time, a flange 92 is welded around the shell wall of the driving reduction motor 91 of the stirring mechanism 9, and the flange 92 has No. 2 screw holes 95; after the stirring mechanism 9 passes through the mounting through hole 14, the flange 92 abuts against the four sides of the mounting through hole 14, and the No. 1 screw hole 15 is aligned with the No. 2 screw hole 95 and is locked together with fixing bolts, so that the stirring mechanism 9 can be detachably set on the L-shaped fixed plate 10.

[0036] In addition, a plurality of weight-reducing holes 11 are provided on the vertical plate body of the L-shaped fixing plate 10 to reduce the weight of the object driven by the cylinder.

[0037] It can be seen from this that the lifting stirring device for the fermentation tank disclosed in the utility model adopts a cylinder structure for lifting drive, which has the advantages of low assembly cost, low failure rate, easy maintenance and good stability. In addition, the supporting platform, back plate and transverse reinforcement plate can be assembled together with the fermentation tank mounting frame, and the assembly structure has good stability. Moreover, the stirring mechanism is arranged in a detachable manner, which is also convenient for inspection and maintenance.

[0038] The above implementation modes are not limitations of the present invention, and the present invention is not limited to the above examples. Any changes, modifications, additions or substitutions made by technicians in this technical field within the technical solution of the present invention also belong to the protection scope of the present invention.

Claims

1. A lifting stirring device for a fermentation tank, comprising a stirring mechanism (9), characterized in that: It also includes a drive and accessory assembly for driving the stirring mechanism (9) to move up and down; The driving and accessory components include: a cylinder (4), a first hinge (6), a second hinge (7) and a lifting swing arm (8); The output end of the cylinder (4) is connected to a first hinge (6), and is connected to the end of a lifting swing arm (8) through the first hinge (6); The second hinge (7) is arranged in the middle of the lifting swing arm (8), and the second hinge (7) is fixed on a support platform (13), and the support platform (13) is used for installing the lifting stirring device; An L-shaped fixing plate (10) is welded and fixed to the front end of the lifting and swinging arm (8), and the stirring mechanism (9) is detachably mounted on the L-shaped fixing plate (10).

2. The lifting stirring device for a fermentation tank according to claim 1, characterized in that: The cylinder (4) is connected to a back plate (1) by welding using a fixing block on one side of the cylinder wall; the back plate (1) is vertically fixed below the supporting platform (13), and the back plate (1) and the supporting platform (13) form an inverted L-shaped structure.

3. The lifting stirring device for a fermentation tank according to claim 2, characterized in that: The cylinders (4) are provided in two groups, one group of cylinders is equipped with a back plate (1), and a transverse reinforcing plate (2) is welded between the two back plates (1).

4. The lifting stirring device for a fermentation tank according to claim 3, characterized in that: The support platform (13), the back plate (1) and the transverse reinforcing plate (2) are all provided with fixing holes (3) for fixing bolts to pass through.

5. The lifting stirring device for a fermentation tank according to claim 4, characterized in that: A damper (12) is also provided between the lifting swing arm (8) and the second hinged member (7).

6. The lifting stirring device for a fermentation tank according to claim 5, characterized in that: The cylinder (4) is a hydraulic cylinder, which has an oil pipe interface (5).

7. The lifting stirring device for a fermentation tank according to claim 1 or 6, characterized in that: The stirring mechanism (9) comprises a driving reduction motor (91), the output end of the driving reduction motor (91) is connected to a stirring shaft (93), and the bottom of the stirring shaft (93) is provided with two stirring blade groups (94) arranged vertically, and the blades of the two stirring blade groups (94) are staggered.

8. The lifting stirring device for a fermentation tank according to claim 7, characterized in that: A mounting through hole (14) is provided on the horizontal plate body of the L-shaped fixing plate (10), and No. 1 screw holes (15) are distributed around the mounting through hole (14); A flange (92) is welded around the shell wall of the driving reduction motor (91) of the stirring mechanism (9), and the flange (92) has a No. 2 screw hole (95); After the stirring mechanism (9) passes through the installation through hole (14), the flange (92) abuts against the four sides of the installation through hole (14), and the No. 1 screw hole (15) and the No. 2 screw hole (95) are aligned and locked together with fixing bolts.

9. The lifting stirring device for a fermentation tank according to claim 7, characterized in that: A plurality of weight-reducing holes (11) are provided on the vertical plate body of the L-shaped fixing plate (10).

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