Wet sludge temporary storage bin for sludge treatment

Abstract

The utility model belongs to the field of sludge treatment, and particularly relates to a wet sludge temporary storage bin for sludge treatment, which comprises a sludge bin and a conical hopper which are arranged in a combined manner, and a feeder penetrating into an inner cavity is mounted on one side of the sludge bin; the stirring mechanism comprises a gear box arranged above the sludge bin, the gear box is connected to the output end of a driving motor, the end, penetrating into the sludge bin, of the gear box is connected with a plurality of shaft rods, and a plurality of protruding stirring rods are installed on the shaft rods; the pressure relief mechanism comprises a pressure relief pump arranged on one side of the sludge bin, an exhaust groove used for exhausting is formed in the pressure relief pump, and an air guide pipe is formed at the end, penetrating through an inner cavity of the sludge bin, of the pressure relief pump. Wet sludge enters the sludge bin through the feeder, the stirring mechanism works in the temporary storage process, and the wet sludge is stirred for multiple periods of time, so that layered condensation of the wet sludge is prevented; the pressure relief mechanism is used for exhausting and relieving pressure of the wet sludge, so that the hidden danger of accumulation of gas generated by long-time storage and fermentation of the wet sludge is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of sludge treatment, concretely relates to a wet sludge buffering bin for sludge treatment. BACKGROUND

[0002] Wet sludge refers to sludge with high water content generated in the process of sewage treatment. In the process of sewage treatment, wet sludge is mainly formed by the deposition of suspended solids, particulate matter and insoluble substances under the action of gravity, or by the retention of suspended solids, colloids and other fine particles through filter material or filter membrane. The wet sludge buffering bin is an important component of the sludge treatment system, mainly used for the storage, transportation and treatment of sludge. It is a bin container suitable for storing sludge to facilitate the discharge of sludge.

[0003] Wet sludge will stratify, spoil or accumulate gas when stored for a long time. In the process of sludge treatment, the problem of pipe blockage caused by coagulated sludge needs to be addressed. On the other hand, the increase in gas accumulation under the closed interval will increase the pressure in the bin, posing a safety hazard when discharging sludge. SUMMARY

[0004] (I) Utility Model Objectives

[0005] To solve the technical problems in the background art, the utility model provides a wet sludge buffering bin for sludge treatment, which has the characteristics of sludge anti-coagulation and auxiliary pressure relief and exhaust.

[0006] (II) Technical Solutions

[0007] To solve the above technical problems, the utility model provides a wet sludge buffering bin for sludge treatment, which comprises a sludge bin and a conical hopper arranged in combination, a feeder penetrating into the inner cavity of the sludge bin is installed on one side of the sludge bin;

[0008] The stirring mechanism comprises a gear box arranged above the sludge bin, the gear box is connected to the output end of a drive motor, a plurality of shaft rods are connected to one end of the sludge bin penetrating into the sludge bin, and a plurality of protruding stirring rods are installed on the shaft rods;

[0009] The pressure relief mechanism comprises a pressure relief pump arranged on one side of the sludge bin, an exhaust groove for exhaust is formed on the pressure relief pump, a gas guide pipe is formed on one end of the pressure relief pump penetrating into the inner cavity of the sludge bin, protruding gas inlet branch pipes are installed at intervals on the gas guide pipe, and a pressure relief end seat is installed on the gas inlet branch pipes;

[0010] The discharge mechanism comprises a feeder installed at the bottom of the conical hopper, a screw auger shaft is built-in the feeder, the screw auger shaft is controlled to rotate by a screw auger motor, and a spiral screw auger is externally sleeved.

[0011] Preferably, the gear box comprises a main gear and two secondary gears engaged with the main gear, and the three gears are connected with shaft rods penetrating the inner cavity of the sludge bin.

[0012] Preferably, the shaft support is symmetrically arranged in the sludge bin, and the upper part, the middle part and the lower part of the shaft support are provided with shaft sleeves matched with the shaft rods.

[0013] Preferably, a pipe clamp for pulling the air guide pipe is arranged on the shaft support.

[0014] Preferably, three groups of air inlet branch pipes are arranged, and the matched pressure relief end seats are provided with filter holes.

[0015] Preferably, the inner wall of the conical hopper is a slope plate structure inclined inward.

[0016] The above technical scheme of the utility model has the following beneficial technical effects:

[0017] 1. Wet sludge enters the sludge bin through the feeder, and the stirring mechanism works in the buffering process to stir the wet sludge for multiple periods to prevent stratification and condensation;

[0018] 2. The wet sludge is discharged and relieved by the pressure relief mechanism to reduce the accumulation of gas generated by long-term storage and fermentation of the wet sludge. BRIEF DESCRIPTION OF DRAWINGS

[0019] Fig. 1 It is a structural schematic view of the utility model;

[0020] Fig. 2 It is a sectional view of the utility model;

[0021] Fig. 3 It is a structural schematic view of the pressure relief mechanism of the utility model.

[0022] REFERENCE SIGNS:

[0023] 1. sludge bin; 2. conical hopper; 3. feeder; 41. driving motor; 42. gear box; 43. shaft support; 44. shaft rod; 45. stirring rod; 51. pressure relief pump; 52. air guide pipe; 53. air inlet branch pipe; 54. pressure relief end seat; 55. exhaust groove; 61. discharger; 62. auger motor; 63. auger shaft; 64. spiral auger. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical scheme and advantages of the utility model more clear and explicit, the utility model is further described in detail below in combination with specific embodiments and with reference to the drawings. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the utility model. In addition, in the following description, the description of known structures and technologies is omitted to avoid unnecessary confusion of the concept of the utility model.

[0025] As Figs. 1-3 shown, the utility model provides a kind of wet sludge buffer bin for sludge treatment, including the combined setting sludge bin 1 and hopper 2, the one side of sludge bin 1 is equipped with the feeder 3 of penetration inner cavity;

[0026] Stirring mechanism includes gear box 42 being arranged above sludge bin 1, gear box 42 is connected to the output end of driving motor 41, and the one end of penetration sludge bin 1 is connected with several shaft rods 44, and several protruding stirring rods 45 are installed on shaft rod 44;

[0027] Pressure relief mechanism includes pressure relief pump 51 being arranged at one side of sludge bin 1, exhaust groove 55 for exhaust is opened on pressure relief pump 51, and the one end of penetration inner cavity of sludge bin 1 is formed with gas guide pipe 52, protruding gas inlet branch pipe 53 is installed on gas guide pipe 52 at intervals, and pressure relief end seat 54 is installed on gas inlet branch pipe 53;

[0028] Discharging mechanism includes discharger 61 being installed at the bottom of hopper 2, auger shaft 63 is built-in discharger 61, auger shaft 63 is rotated under the control of auger motor 62, and external helical auger 64 is set.

[0029] It needs to be explained that: gear box 42 includes a main gear and two secondary gears meshing with it, three gears are all connected with shaft rod 44 penetrating the inner cavity of sludge bin 1, driving motor 41 drives the rotation of main gear in gear box 42, main gear and two secondary gears mesh transmission, provide the power of the rotation of shaft rod 44, for the work of single motor one drags three.

[0030] It needs to be supplemented that: shaft support 43 is symmetrically installed inside sludge bin 1, and the upper part, middle part and lower part thereof are all provided with shaft sleeve matched with shaft rod 44, shaft rod 44 rotates in shaft sleeve, prevent gear box 42 from bearing the resistance received during the rotation of shaft rod 44 and stirring rod 45 alone, help the stable rotation of each shaft rod.

[0031] In the embodiment, wet sludge enters sludge bin 1 through feeder 3, stirring mechanism works during buffering process, shaft rod 44 and stirring rod 45 are rotated under the cooperation of driving motor 41 and gear box 42, wet sludge is stirred for multiple periods, to prevent stratification condensation from occurring;

[0032] Meanwhile, the exhaust of wet sludge is carried out through pressure relief mechanism, suction force is provided by pressure relief pump 51, gas inlet branch pipe 53 arranged on gas guide pipe 52 sucks the gas fermented by wet sludge through pressure relief end seat 54, to carry out the exhaust pressure relief in sludge bin 1, reduce the hidden danger of gas accumulation generated by long-time storage and fermentation of wet sludge.

[0033] It can be understood that the air inlet branch pipe 53 is provided with three groups, which correspond to the upper layer, the middle layer and the lower layer of the sludge bin 1 respectively, and the matched pressure relief end seat 54 is provided with filter holes, and the sludge and the gas are separated through the filter holes.

[0034] In order to facilitate the installation of the air guide pipe 52, further, the pipe clamp for pulling the air guide pipe 52 is installed on the shaft support 43.

[0035] In order to facilitate the use of the cached wet sludge, further, the inner wall of the cone hopper 2 is a slope plate structure inclined inwardly, the sludge slides along the slope plate inclined inner wall to the discharger 61 under the action of gravity, at this time, the auger shaft 63 in the discharger 61 is rotated under the control of the auger motor 62, and the externally sleeved spiral auger 64 discharges the wet sludge out of the cone hopper 2 in the rotating state.

[0036] It should be understood that the above specific embodiments of the present application are only used for illustrative or explanatory purposes of the principles of the present application, and do not constitute a limitation on the present application. Therefore, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present application shall be included in the protection scope of the present application. In addition, the appended claims of the present application are intended to cover all changes and modifications falling within the scope and boundary of the appended claims, or the equivalent forms of such scope and boundary.

Claims

1. A wet sludge surge bin for sludge treatment, characterized by The utility model provides a sludge storage bin and a conical hopper, the sludge storage bin is provided with a feeder penetrating into the inner cavity on one side; The stirring mechanism comprises a gear box (42) arranged above the sludge storage bin (1), the gear box (42) is connected to the output end of a driving motor (41), and a plurality of shaft rods (44) are connected to one end of the sludge storage bin (1) penetrating into the inner cavity, and a plurality of protruding stirring rods (45) are arranged on the shaft rods (44); The pressure relief mechanism comprises a pressure relief pump (51) arranged on one side of the sludge storage bin (1), the pressure relief pump (51) is provided with an exhaust groove (55) for exhausting, one end of the pressure relief pump (51) penetrating into the inner cavity of the sludge storage bin (1) is formed with a gas guide pipe (52), a plurality of protruding air inlet branch pipes (53) are arranged on the gas guide pipe (52) at intervals, and a pressure relief end seat (54) is arranged on the air inlet branch pipe (53). The discharging mechanism comprises a discharger (61) arranged at the bottom of the conical hopper (2), the discharger (61) is internally provided with an auger shaft (63), the auger shaft (63) is controlled to rotate by an auger motor (62), and the auger shaft (63) is externally provided with a spiral auger (64).

2. A wet sludge surge bin for sludge treatment according to claim 1, characterised in that The gear box (42) comprises a main gear and two auxiliary gears meshing with the main gear, and the three gears are connected with shaft rods (44) penetrating into the inner cavity of the sludge storage bin (1).

3. A wet sludge surge bin for sludge treatment according to claim 1, characterized in that Shaft supports (43) are symmetrically arranged in the sludge storage bin (1), and the upper part, the middle part and the lower part of the shaft supports (43) are all provided with shaft sleeves matched with the shaft rods (44).

4. A wet sludge surge bin for sludge treatment according to claim 3, characterised in that Pipe clamps for pulling the gas guide pipe (52) are arranged on the shaft supports (43).

5. A wet sludge surge bin for sludge treatment according to claim 1, wherein The air inlet branch pipes (53) are provided with three groups, and the matched pressure relief end seats (54) are provided with filter holes.

6. A wet sludge surge bin for sludge treatment according to claim 1, wherein The inner wall of the conical hopper (2) is a slope plate structure inclined inward.

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