Efficient lubricating device for flat-bottom sludge bin sliding frame

By spraying lubricating oil onto the carriage track and using a mixing component to prevent lubricating oil sedimentation, the problem of insufficient lubrication between the carriage and guide rails, hinge points, and other parts is solved, improving the stability and lifespan of the carriage operation and reducing the frequency of manual intervention.

CN224150652UActive Publication Date: 2026-04-21ZHEJIANG DONGJIA WATER CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
ZHEJIANG DONGJIA WATER CO LTD
Filing Date
2025-06-26
Publication Date
2026-04-21

AI Technical Summary

Technical Problem

In existing technologies, the carriage lacks lubrication at the guide rail, hinge points, and other parts, leading to increased wear and affecting the operational stability and service life of the carriage and lubrication system.

Method used

A high-efficiency lubrication device for a flat-bottomed sludge silo slide was designed. The lubrication unit sprays lubricating oil onto the slide track to ensure effective lubrication of the push-pull power source, slide track, hinge points, and other parts. The mixing component prevents lubricating oil from settling, thereby improving the lubrication effect and efficiency.

Benefits of technology

It effectively avoids accelerated wear, improves the operational stability of the push-pull power source and carriage assembly, extends the service life of the flat-bottomed sludge silo, and reduces the need for manual intervention.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides a flat-bottom sludge bin carriage efficient lubricating device which comprises a carriage assembly and a push-pull power source, the push-pull power source is used for pushing and pulling the carriage assembly to reciprocate, and the carriage assembly is used for damaging a bridge formed by sludge at the bottom of an inner cavity of a flat-bottom sludge bin body. The two sides of the sliding frame assembly are in sliding connection with the inner sides of the sliding frame rails correspondingly, the sliding frame rails are connected to the inner wall of the flat-bottom sludge bin body, and the sliding frame rails are used for guiding movement of the sliding frame assembly; and the lubricating unit comprises a lubricating assembly, the lubricating assembly is arranged along the sliding frame rail, and the lubricating assembly is used for providing lubricating oil for the lubricating assembly. According to the utility model, the lubricating unit can be used for spraying lubricating oil to the carriage track, so that parts such as the push-and-pull power source, the carriage track and a hinge point can be lubricated, the situation that the parts are lack of effective lubrication and wear is aggravated is avoided, and the operation stability of the push-and-pull power source and the carriage assembly is improved.
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Description

Technical Field

[0001] This utility model relates to the field of sludge silos, and in particular to a high-efficiency lubrication device for a flat-bottomed sludge silo carriage. Background Technology

[0002] Flat-bottomed sludge silo trolleys are key equipment in sludge treatment and storage systems, primarily used to address sludge flow issues within the silo, ensuring smooth unloading and preventing blockages and bridging. Driven by a hydraulic system, the trolley reciprocates at the bottom of the silo. This movement breaks up bridging formed by the sludge, scooping it up and pushing it to the discharge port at the bottom of the silo. From there, a screw conveyor or other conveying equipment transports the sludge out of the silo. This design ensures uniform distribution and smooth flow of sludge within the silo, improving unloading efficiency.

[0003] To ensure the efficiency and service life of the slide, the lubrication management of the flat-bottomed sludge silo slide is crucial. Currently, it is generally driven by a hydraulic power unit to ensure that lubricating oil is supplied evenly and timely to each lubrication point. However, the above application mainly lubricates the hydraulic system, but lacks lubrication for parts such as the slide and guide rails, hinge points, etc. During long-term operation, the lack of effective lubrication in these parts leads to accelerated wear, affecting the stability and service life of the slide and lubrication system. Utility Model Content

[0004] The technical problem to be solved by this utility model is to overcome the lack of lubrication in the existing technology of the slide, guide rail, hinge points and other parts, and to provide an efficient lubrication device for the slide of the flat-bottomed sludge silo.

[0005] The present invention solves the above-mentioned technical problems through the following technical solution:

[0006] This utility model provides a high-efficiency lubrication device for a flat-bottomed sludge silo slide, comprising a flat-bottomed sludge silo body and a flat-bottomed sludge silo support frame, wherein the flat-bottomed sludge silo body is installed on top of the flat-bottomed sludge silo support frame.

[0007] The slide assembly and the push-pull power source are provided. The slide assembly is located on the bottom side of the inner cavity of the flat-bottomed sludge silo body. One side of the slide assembly is connected to one end of the push-pull power source. The push-pull power source is connected to the top of the support frame of the flat-bottomed sludge silo body. The push-pull power source is used to push and pull the slide assembly to move back and forth. The slide assembly is used to bridge the sludge formed at the bottom of the inner cavity of the flat-bottomed sludge silo body.

[0008] The carriage assembly has two sides that are slidably connected to the inner side of the carriage track. The carriage track is connected to the inner wall of the flat-bottomed sludge silo body. The carriage track is used to guide the movement of the carriage assembly.

[0009] A lubrication unit, comprising a lubrication assembly disposed along a carriage track, the lubrication assembly being used to supply lubricating oil to the lubrication assembly.

[0010] In this technical solution, the lubrication unit can spray lubricating oil onto the carriage track, thereby lubricating the push-pull power source, carriage track, hinge points, and other parts. This avoids the situation where the above parts lack effective lubrication, which would lead to increased wear, improves the stability of the push-pull power source and carriage assembly operation, and extends the service life of the flat-bottomed sludge silo.

[0011] Preferably, the carriage assembly includes a center plate, and push plates are connected to both the front and rear sides of the center plate;

[0012] The two push plates are connected at both ends by sliding blocks.

[0013] In this technical solution, the reciprocating movement of the carriage assembly can push away the sludge at the bottom of the inner cavity of the flat-bottomed sludge silo, break up the bridging formed by the sludge, and prevent sludge blockage at the discharge port at the bottom of the inner cavity of the flat-bottomed sludge silo.

[0014] Preferably, the cross-section of the sliding block has an "I" shaped structure.

[0015] Preferably, the carriage track has a "C" shaped cross-section, and the inner wall of the carriage track is slidably connected to the sliding block.

[0016] In this technical solution, the sliding block can slide within the carriage track.

[0017] Preferably, the push-pull power source includes an expanded hydraulic system component, which is installed on the top of the flat-bottomed sludge silo support frame, and the output end of the hydraulic system component is connected to a connecting shaft;

[0018] The surface of the connecting shaft is slidably connected to the side of the flat-bottomed sludge silo body. Two symmetrically distributed mounting plates are arranged around the hydraulic system component. The two mounting plates are symmetrically distributed and are both connected to the top of the center plate. The mounting plates and the connecting shaft are detachably connected by multiple sets of disassembly and assembly bolts.

[0019] In this technical solution, the carriage assembly can be moved smoothly back and forth using a push-pull power source.

[0020] Preferably, a dynamic seal is provided at the connection between the connecting shaft and the side of the flat-bottomed sludge silo body.

[0021] In this technical solution, sludge leakage from the flat-bottomed sludge silo body is prevented.

[0022] Preferably, the lubrication assembly includes lubrication lines, and lubrication lines are provided on both the upper and lower layers of the carriage track. The lubrication lines are connected to multiple spray nozzles on the side near the sliding block.

[0023] One side of the lubrication pipeline is connected to the oil supply pipeline.

[0024] In this technical solution, lubricating oil can be sprayed onto the carriage track using a lubrication assembly.

[0025] Preferably, the lubrication unit further includes an oil supply assembly connected to the end of the oil supply line away from the lubrication line;

[0026] The oil supply assembly includes a support base plate and an oil supply pump group. The top of the support base plate is connected to two symmetrically distributed support side plates. The support side plates are fixedly and through-connected to the surfaces of fixed shafts. The surfaces of the two fixed shafts are rotatably and through-connected to the two end faces of the oil reservoir.

[0027] The inlet end of the oil supply pump unit is connected to an oil extraction pipeline. One end of the oil extraction pipeline passes through the fixed shaft and extends to the inner cavity of the oil storage tank. The inlet end of the oil supply pump unit is connected to one end of the oil supply pipeline.

[0028] In this technical solution, an oil supply component can be used to supply oil to the lubrication component.

[0029] Preferably, the lubrication unit further includes a mixing assembly, which includes a mixing power source connected to the top of the support base plate. The output end of the mixing power source is connected to a drive shaft, and the end of the drive shaft away from the mixing power source is rotatably connected to one side of the support side plate.

[0030] The drive shaft surface is connected to two symmetrically distributed main gears. The side of the main gear meshes with the side of the auxiliary gear ring, and the auxiliary gear ring is connected to the surface of the flat-bottomed sludge silo body.

[0031] In this technical solution, the mixing component can be used to mix the lubricating oil in the oil storage tank.

[0032] Preferably, the mixing assembly further includes three horizontal mixing racks, which are arranged in a circular array inside the oil reservoir cavity, and both ends of the horizontal mixing racks are respectively connected to the side of the fixed shaft.

[0033] The surface of the horizontal mixing rack is connected to multiple vertical mixing strips.

[0034] In this technical solution, the use of a horizontal mixing rack and a vertical mixing strip can further improve the mixing effect and efficiency of lubricating oil.

[0035] Based on common knowledge in the field, the above-mentioned preferred conditions can be combined arbitrarily to obtain various preferred embodiments of this utility model.

[0036] The positive and progressive effects of this utility model are as follows:

[0037] This utility model utilizes a lubrication unit to spray lubricating oil onto the carriage track, thereby lubricating the push-pull power source, carriage track, hinge points, and other parts, avoiding the situation where the above parts lack effective lubrication and thus cause accelerated wear, improving the stability of the push-pull power source and carriage assembly operation, and extending the service life of the flat-bottomed sludge silo.

[0038] The mixing component can be used to mix the lubricating oil stored in the oil reservoir, preventing the lubricating oil from settling due to long-term storage, and facilitating the storage and use of the lubricating oil. Attached Figure Description

[0039] Figure 1 This is a schematic diagram of the high-efficiency lubrication device for the flat-bottomed sludge silo slide frame according to an embodiment of the present invention.

[0040] Figure 2 for Figure 1 The diagram shows a top view of the overall internal structure of the high-efficiency lubrication device for the flat-bottomed sludge silo carriage.

[0041] Figure 3 for Figure 1 The diagram shows a three-dimensional structural representation of the connection relationship between the slide assembly, push-pull power source, slide track, and lubrication unit of the high-efficiency lubrication device for the flat-bottomed sludge silo slide.

[0042] Figure 4 for Figure 3 The diagram shows a side cross-sectional view of the slide assembly, push-pull power source, slide track, and lubrication unit of the high-efficiency lubrication device for the flat-bottomed sludge silo slide.

[0043] Figure 5 for Figure 4 The diagram shows a partially enlarged structural schematic of point A of the high-efficiency lubrication device for the flat-bottomed sludge silo carriage.

[0044] Figure 6 for Figure 1 The diagram shows a three-dimensional structural representation of the connection between the oil supply component and the mixing component of the high-efficiency lubrication device for the flat-bottomed sludge silo carriage.

[0045] Figure 7 for Figure 6 The diagram shows a front cross-sectional view of the oil supply component and mixing component of the high-efficiency lubrication device for the flat-bottomed sludge silo carriage.

[0046] Figure 8 for Figure 6The diagram shows a side view of the oil supply component and mixing component of the high-efficiency lubrication device for the flat-bottomed sludge silo carriage.

[0047] Explanation of reference numerals in the attached figures

[0048] 1. Flat-bottomed sludge silo body;

[0049] 2. Flat-bottomed sludge silo support frame;

[0050] 3. Carriage assembly; 31. Center plate; 32. Push plate; 33. Sliding block;

[0051] 4. Push-pull power source; 41. Hydraulic system components; 42. Connecting shaft; 43. Mounting plate; 44. Assembly and disassembly bolt assembly;

[0052] 5. Carriage rails;

[0053] 6. Lubrication components; 61. Lubrication pipelines; 62. Spray nozzles; 63. Oil supply pipelines;

[0054] 7. Oil supply assembly; 71. Support base plate; 72. Support side plate; 73. Fixed shaft; 74. Oil reservoir; 75. Oil supply pump assembly; 76. Oil extraction pipeline;

[0055] 8. Mixing assembly; 81. Mixing power source; 82. Drive shaft; 83. Main gear; 84. Secondary gear ring; 85. Horizontal mixing frame; 86. Vertical mixing strip. Detailed Implementation

[0056] The present invention will be further illustrated by way of embodiments below, but the present invention is not limited to the scope of the embodiments described herein.

[0057] Figures 1 to 8 The diagram shown is a structural schematic of an embodiment of the high-efficiency lubrication device for the flat-bottomed sludge silo slide of this utility model.

[0058] Example 1: The high-efficiency lubrication device for the flat-bottomed sludge silo slide includes a flat-bottomed sludge silo body 1 and a flat-bottomed sludge silo support frame 2. The flat-bottomed sludge silo body 1 is installed on top of the flat-bottomed sludge silo support frame 2.

[0059] The slide assembly 3 and the push-pull power source 4 are provided. The slide assembly 3 is located on the bottom side of the inner cavity of the flat-bottomed sludge silo body 1. One side of the slide assembly 3 is connected to one end of the push-pull power source 4. The push-pull power source 4 is connected to the top of the flat-bottomed sludge silo support frame 2. The push-pull power source 4 is used to push and pull the slide assembly 3 to move back and forth. The slide assembly 3 is used to bridge the sludge formed at the bottom of the inner cavity of the flat-bottomed sludge silo body 1.

[0060] The slide rail 5 is slidably connected to the inner side of the slide assembly 3 on both sides. The slide rail 5 is connected to the inner wall of the flat-bottomed sludge silo body 1. The slide rail 5 is used to guide the movement of the slide assembly 3.

[0061] The lubrication unit includes a lubrication component 6, which is arranged along the carriage track 5 and is used to provide lubricating oil to the lubrication component 6.

[0062] In this technical solution, the lubrication unit can spray lubricating oil onto the carriage track 5, thereby lubricating the push-pull power source 4, the carriage track 5, the hinge points, and other parts. This avoids the situation where the above parts lack effective lubrication, which would lead to increased wear, improves the stability of the push-pull power source 4 and the carriage assembly 3, and extends the service life of the flat-bottomed sludge silo.

[0063] The carriage assembly 3 includes a center plate 31, and push plates 32 are connected to both the front and rear sides of the center plate 31.

[0064] The two push plates 32 are connected at both ends by sliding blocks 33.

[0065] The central plate 31 has an inclined structure to facilitate pushing the sludge at the bottom of the inner cavity of the flat-bottomed sludge silo body 1.

[0066] In this technical solution, the reciprocating movement of the slide assembly 3 can push away the sludge at the bottom of the inner cavity of the flat-bottomed sludge silo body 1, break the bridging formed by the sludge, and avoid sludge blockage at the discharge port at the bottom of the inner cavity of the flat-bottomed sludge silo body 1.

[0067] The cross-section of the sliding block 33 is in the shape of an "I".

[0068] The cross-section of the carriage track 5 is C-shaped, and the inner wall of the carriage track 5 is slidably connected to the sliding block 33.

[0069] In this technical solution, the sliding block 33 can slide within the carriage track 5.

[0070] The push-pull power source 4 includes an expanded hydraulic system component 41, which is installed on the top of the flat-bottomed sludge silo support frame 2, and the output end of the hydraulic system component 41 is connected to a connecting shaft 42.

[0071] The surface of the connecting shaft 42 is slidably connected to the side of the flat-bottomed sludge silo body 1. Two symmetrically distributed mounting plates 43 are arranged around the hydraulic system component 41. The two mounting plates 43 are symmetrically distributed and are both connected to the top of the center plate 31. The mounting plates 43 and the connecting shaft 42 are detachably connected by multiple sets of disassembly and assembly bolts 44.

[0072] In this technical solution, the push-pull power source 4 can be used to make the carriage assembly 3 move back and forth smoothly.

[0073] A dynamic seal is provided at the connection between the connecting shaft 42 and the side of the flat-bottomed sludge silo body 1.

[0074] In this technical solution, sludge leakage from the flat-bottomed sludge silo body 1 is prevented.

[0075] Dynamic seals include rubber sealing strips, labyrinth seals, or other components that can achieve dynamic sealing functions;

[0076] The dynamic seal fits into the flat-bottomed sludge silo body 1 to prevent sludge leakage.

[0077] In use, the hydraulic system component 41 drives the connecting shaft 42 to move back and forth, which in turn drives the disassembly bolt group 44, the mounting plate 43, and the center plate 31 to move in the same direction. This in turn drives the center plate 31 and the sliding block 33 to move in the same direction, allowing the sliding block 33 to move within the slide rail 5. During this process, the push plate 32 and other structures push the sludge.

[0078] The lubrication assembly 6 includes a lubrication pipeline 61. Both the upper and lower layers of the slide rail 5 are provided with lubrication pipelines 61. The lubrication pipeline 61 is connected to a plurality of spray nozzles 62 on the side near the sliding block 33.

[0079] One side of the lubrication line 61 is connected to the oil supply line 63.

[0080] In this technical solution, lubricating oil can be sprayed onto the carriage track 5 using the lubrication component 6.

[0081] A pressure sensor and a solenoid valve are installed at hydraulic system component 41. The solenoid valve is connected to the lubrication assembly 6.

[0082] When the hydraulic system component 41 pushes the carriage assembly 3 to its maximum stroke, the pressure sensor triggers the solenoid valve, which causes the spray nozzle 62 to spray a fixed amount of lubricating oil onto the carriage track 5, thereby lubricating the carriage track 5, the carriage assembly 3 and the connection points, and reducing friction.

[0083] Lubrication frequency can be evaluated without manual intervention, making it more automated and intelligent, and reducing labor costs.

[0084] Example 2, as an embodiment of this application, differs from Example 1 in that the lubrication unit further includes an oil supply component 7, which is connected to the end of the oil supply pipeline 63 away from the lubrication pipeline 61.

[0085] The oil supply assembly 7 includes a support base plate 71 and an oil supply pump group 75. The top of the support base plate 71 is connected to two symmetrically distributed support side plates 72. The support side plates 72 are fixedly and through-connected to the surface of the fixed shaft 73. The surfaces of the two fixed shafts 73 are rotatably and through-connected to the two end faces of the oil storage tank 74, respectively.

[0086] The inlet end of the oil supply pump assembly 75 is connected to an oil extraction pipeline 76. One end of the oil extraction pipeline 76 passes through the fixed shaft 73 and extends to the inner cavity of the oil storage tank 74. The inlet end of the oil supply pump assembly 75 is connected to one end of the oil supply pipeline 63.

[0087] The oil supply pump assembly 75 includes structures such as an oil supply pump and a distributor, which can ensure that the lubricating oil can be accurately delivered to the lubrication assembly 6 and the carriage track 5.

[0088] In this technical solution, the oil supply component 7 can be used to supply oil to the lubrication component 6.

[0089] In use, the lubricating oil in the oil reservoir 74 is sent into the oil supply line 63 by the oil supply pump set 75 and the oil extraction line 76, and then sprayed out through the lubrication line 61 and the spray nozzle 62.

[0090] The lubrication unit also includes a mixing component 8, which includes a mixing power source 81. The mixing power source 81 is connected to the top of the support base plate 71. The output end of the mixing power source 81 is connected to a drive shaft 82. The end of the drive shaft 82 away from the mixing power source 81 is rotatably connected to one side of the support side plate 72.

[0091] The drive shaft 82 is connected to two symmetrically distributed main gears 83. The side of the main gears 83 meshes with the side of the auxiliary gear ring 84. The auxiliary gear ring 84 is connected to the surface of the flat-bottomed sludge silo body 1.

[0092] In this technical solution, the mixing component 8 can be used to mix the lubricating oil in the oil storage tank 74.

[0093] The mixing assembly 8 also includes three horizontal mixing racks 85, which are arranged in a ring array in the inner cavity of the oil storage tank 74. The two ends of each horizontal mixing rack 85 are connected to the side of the fixed shaft 73.

[0094] The surface of the horizontal mixing rack 85 is connected to multiple vertical mixing strips 86.

[0095] In this technical solution, the effect and efficiency of lubricating oil mixing can be further improved by using the horizontal mixing rack 85 and the vertical mixing strip 86.

[0096] In use, the mixing power source 81 drives the transmission shaft 82 to rotate, which in turn drives the main gear 83 to rotate, and then drives the secondary gear ring 84 to rotate. At this time, the oil reservoir 74 can be rotated to mix the lubricating oil in the support base plate 71.

[0097] When the oil reservoir 74 rotates, the horizontal mixing rack 85 and the vertical mixing bar 86 remain stationary, causing the horizontal mixing rack 85 and the vertical mixing bar 86 to rotate relative to the oil reservoir 74. This allows the horizontal mixing rack 85 and the vertical mixing bar 86 to further mix the lubricating oil in the support base plate 71, preventing the lubricating oil from settling.

[0098] While specific embodiments of this utility model have been described above, those skilled in the art should understand that these are merely illustrative examples, and the scope of protection of this utility model is defined by the appended claims. Those skilled in the art can make various changes or modifications to these embodiments without departing from the principles and essence of this utility model, but all such changes and modifications fall within the scope of protection of this utility model.

Claims

1. A high-efficiency lubricating device for flat-bottom sludge silo skid, comprising a flat-bottom sludge silo body (1) and a flat-bottom sludge silo support frame (2), wherein the flat-bottom sludge silo body (1) is installed on the top of the flat-bottom sludge silo support frame (2), characterized in that, The high-efficiency lubrication device for the flat-bottomed sludge silo slide also includes: a slide assembly (3) and a push-pull power source (4). The slide assembly (3) is located on the bottom side of the inner cavity of the flat-bottomed sludge silo body (1). One side of the slide assembly (3) is connected to one end of the push-pull power source (4). The push-pull power source (4) is connected to the top of the flat-bottomed sludge silo support frame (2). The push-pull power source (4) is used to push and pull the slide assembly (3) to move back and forth. The slide assembly (3) is used to bridge the sludge formed at the bottom of the inner cavity of the flat-bottomed sludge silo body (1). The slide rail (5) is slidably connected to the inner side of the slide rail (5) on both sides of the slide assembly (3). The slide rail (5) is connected to the inner wall of the flat-bottomed sludge silo body (1). The slide rail (5) is used to guide the movement of the slide assembly (3). The lubrication unit includes a lubrication assembly (6) which is disposed along the carriage track (5) and is used to provide lubricating oil to the lubrication assembly (6).

2. The high efficiency lubrication system for a flat bottomed sludge bin skid as claimed in claim 1, wherein: The carriage assembly (3) includes a center plate (31), and push plates (32) are connected to both the front and rear sides of the center plate (31). The two push plates (32) are connected at both ends by sliding blocks (33).

3. The high-efficiency lubrication device for the flat-bottomed sludge silo slide as described in claim 2, characterized in that: The cross-section of the sliding block (33) is in the shape of an "I".

4. The high efficiency lubrication system for a flat bottomed sludge bin skid as claimed in claim 1, wherein: The cross-section of the carriage track (5) is "C" shaped, and the inner wall of the carriage track (5) is slidably connected to the sliding block (33).

5. The high efficiency lubrication system for a flat bottom hopper slide of claim 1 wherein: The push-pull power source (4) includes an expanded hydraulic system component (41), which is installed on the top of the flat-bottomed sludge silo support frame (2), and the output end of the hydraulic system component (41) is connected to a connecting shaft (42). The surface of the connecting shaft (42) is slidably connected to the side of the flat-bottomed sludge silo body (1). Two symmetrically distributed mounting plates (43) are arranged around the hydraulic system component (41). The two mounting plates (43) are symmetrically distributed and are both connected to the top of the center plate (31). The mounting plates (43) and the connecting shaft (42) are detachably connected by multiple sets of disassembly and assembly bolts (44).

6. The high efficiency lubrication system for a flat bottom hopper slide of claim 5 wherein: The connection between the connecting shaft (42) and the side of the flat-bottomed sludge silo body (1) is provided with a dynamic seal.

7. The high efficiency lubrication system for a flat bottom hopper slide of claim 1 wherein: The lubrication assembly (6) includes a lubrication pipeline (61). The upper and lower layers of the slide rail (5) are provided with lubrication pipelines (61). The lubrication pipeline (61) is connected to a plurality of spray nozzles (62) on the side near the sliding block (33). The lubrication line (61) is connected to the oil supply line (63) on one side.

8. The high efficiency lubrication system for a flat bottom hopper slide of claim 1 wherein: The lubrication unit also includes an oil supply assembly (7), which is connected to the end of the oil supply line (63) away from the lubrication line (61); The oil supply assembly (7) includes a support base plate (71) and an oil supply pump group (75). The top of the support base plate (71) is connected to two symmetrically distributed support side plates (72). The support side plates (72) are fixedly connected to the surface of the fixed shaft (73). The surfaces of the two fixed shafts (73) are rotatably connected to the two end faces of the oil reservoir (74). The inlet end of the oil supply pump assembly (75) is connected to an oil extraction pipeline (76). One end of the oil extraction pipeline (76) passes through the fixed shaft (73) and extends to the inner cavity of the oil storage tank (74). The inlet end of the oil supply pump assembly (75) is connected to one end of the oil supply pipeline (63).

9. The high efficiency lubrication system for a flat bottom hopper slide of claim 8 wherein: The lubrication unit also includes a mixing assembly (8), which includes a mixing power source (81). The mixing power source (81) is connected to the top of the support base plate (71). The output end of the mixing power source (81) is connected to a drive shaft (82). The end of the drive shaft (82) away from the mixing power source (81) is rotatably connected to one side of the support side plate (72). The drive shaft (82) has two main gears (83) that are symmetrically distributed on the left and right. The side of the main gear (83) meshes with the side of the auxiliary gear ring (84). The auxiliary gear ring (84) is connected to the surface of the flat-bottomed sludge silo body (1).

10. The high efficiency lubrication system for a flat bottom hopper slide of claim 9 wherein: The mixing assembly (8) also includes three horizontal mixing racks (85), which are arranged in a ring array in the inner cavity of the oil storage tank (74). The two ends of the horizontal mixing racks (85) are respectively connected to the side of the fixed shaft (73). The surface of the horizontal mixing rack (85) is connected to multiple vertical mixing strips (86).