Cleaning device for engine maintenance

Abstract

The utility model relates to a cleaning device for engine maintenance, which comprises a cleaning groove, a crankshaft mounting cavity cleaning unit and a plunger stroke cavity cleaning unit, and has the technical key points that a horizontal track is arranged in the cleaning groove, a horizontal sliding seat is arranged on the horizontal track, and a horizontal limiting baffle table is arranged at the rear end of the horizontal sliding seat; a horizontal pushing mechanism is arranged on the front side wall of the cleaning groove, the crankshaft mounting cavity cleaning unit comprises a left horizontal cantilever rotating shaft, a right horizontal cantilever rotating shaft, an annular cleaning brush sleeve, a left driving motor and a right driving motor, and the left horizontal cantilever rotating shaft and the right horizontal cantilever rotating shaft are coaxially arranged; the plunger stroke cavity cleaning unit comprises a horizontal supporting plate, a vertical rotating rod, a rotating driving mechanism and a cleaning brush set, the vertical rotating rod is a hollow rod, the lower end of the vertical rotating rod is closed, a suspension is arranged above the horizontal supporting plate, a discharging conical hopper is arranged on the top face of the suspension and communicated with the hollow rod through a rotating connector, and a brush rod of the cleaning brush set is communicated with the hollow rod. The device solves the problem that the inner cavity of the engine cylinder block is inconvenient to clean quickly, and the cleaning efficiency is remarkably improved.

Description

Technical Field

[0001] The utility model relates to the technical field of diesel engine cleaning equipment, in particular to a cleaning device for engine repair and maintenance. Background Art

[0002] When repairing a diesel engine, it is usually necessary to clean the inner cavity of the cylinder body to restore the initial cleanliness of the cylinder body and ensure the normal operation of the engine. However, the inner cavity of the engine cylinder body is irregular in shape and the multiple cavities extend in different directions, that is, the inner cavity of the engine cylinder body is composed of a crankshaft installation cavity and multiple plunger stroke cavities connected to the crankshaft installation cavity. The crankshaft installation cavity and each plunger stroke cavity are cross-connected, which makes it inconvenient to quickly clean each cavity and the cleaning efficiency is low. Summary of the invention

[0003] The utility model aims to provide a cleaning device for engine repair and maintenance with reasonable structure and reliable use, so as to solve the problem that the inner cavity of the engine cylinder body is inconvenient to clean quickly and significantly improve the cleaning efficiency.

[0004] The technical solution of the utility model is:

[0005] A cleaning device for engine maintenance and repair comprises a cleaning tank, a crankshaft mounting cavity cleaning unit and a plunger stroke cavity cleaning unit, the technical key points of which are as follows: a horizontal track extending from the left wall to the right wall is provided on the bottom surface of the cleaning tank, a horizontal slide is provided on the horizontal track, a horizontal limit stop is provided at the rear end of the horizontal slide, a horizontal pushing mechanism is provided on the front side wall of the cleaning tank, the crankshaft mounting cavity cleaning unit comprises a left horizontal cantilever rotating shaft fixed on the left side wall of the cleaning tank, a right horizontal cantilever rotating shaft fixed on the right side wall of the cleaning tank, an annular cleaning brush sleeve arranged on the outer periphery of the left and right horizontal cantilever rotating shafts, and a left drive connected to the left and right horizontal cantilever rotating shafts. The left and right horizontal cantilever rotating shafts are coaxially arranged; the plunger stroke chamber cleaning unit includes a horizontal support plate, a plurality of mutually parallel vertical rotating rods supported on the horizontal support plate by bearings, a rotating drive mechanism connected to the upper end of the vertical rotating rod, and a cleaning brush group arranged on the vertical rotating rod, the vertical rotating rod is a hollow rod and the lower end is closed, a suspension is provided above the horizontal support plate, and a discharge cone bucket corresponding to the hollow rod is provided on the top surface of the suspension, the lower end of the discharge pipe of the discharge cone bucket is connected to the corresponding hollow rod by a rotating joint, and the brush rods of each cleaning brush of the cleaning brush group are connected to the hollow rod and a spray hole is provided at the end.

[0006] The above-mentioned cleaning device for engine maintenance and repair, the horizontal pushing mechanism includes a left horizontal push rod and a right horizontal push rod fixed at intervals on the front side wall of the cleaning tank, the ends of the telescopic rods of the left and right horizontal push rods are commonly connected to a horizontal push plate, and the horizontal push plate corresponds to the horizontal limit stop platform.

[0007] The above-mentioned cleaning device for engine maintenance and repair, the rotation drive mechanism includes a rotation drive motor fixed on the horizontal support plate, a driving sprocket connected to the output shaft of the rotation drive motor, a first driven sprocket arranged on the first vertical rotating rod and connected to the driving sprocket, and an intermediate sprocket transmission mechanism connected between two adjacent vertical rotating rods.

[0008] In the cleaning device for engine maintenance, the top of each of the discharge cone buckets is communicated with the same buffer bin, and a pressurized material inlet is fixed on the top of the buffer bin.

[0009] The above-mentioned cleaning device for engine repair and maintenance, the cleaning brush group includes a plurality of cleaning brushes evenly arranged from top to bottom, the cleaning brush is composed of a plurality of cleaning brush units evenly arranged around the center line of a hollow rod, and the cleaning brush unit is composed of a brush rod connected to the hollow rod and a brush body arranged at the end of the brush rod.

[0010] The above-mentioned cleaning device for engine repair and maintenance, the horizontal slide is composed of an upper support plate, a lower slide plate, a support block arranged between the upper support plate and the lower slide plate, and a thread sleeve arranged on the support block, the bottom of the lower slide plate is provided with a slider that cooperates with the horizontal track, a horizontal lead screw that cooperates with the thread sleeve is provided between the left and right walls of the cleaning groove, and a horizontal drive motor connected to the horizontal lead screw is provided on the outside of the right side wall of the cleaning groove.

[0011] In the cleaning device for engine maintenance, a water inlet is provided at the top of the cleaning tank, and a sewage outlet is provided at the side of the bottom of the cleaning tank.

[0012] The beneficial effects of the utility model are:

[0013] 1. A horizontal limit stop and a horizontal pushing mechanism on a horizontal slide are used to horizontally position the diesel engine cylinder body to be cleaned, so that the two ends of the crankshaft mounting cavity of the diesel engine cylinder body correspond to the left and right horizontal cantilever rotating shafts, so as to facilitate cleaning the crankshaft mounting cavity of the diesel engine cylinder body; when it is necessary to clean the crankshaft mounting cavity, the horizontal slide is first used to drive the diesel engine cylinder body to the left, so that the left horizontal cantilever rotating shaft and the annular cleaning brush sleeve of the crankshaft mounting cavity cleaning unit are inserted into the left section of the crankshaft mounting cavity, and the left drive motor is started to rotate the annular cleaning brush sleeve on the left horizontal cantilever rotating shaft, so as to achieve the purpose of cleaning the left section of the crankshaft mounting cavity; then the horizontal slide is used to drive the diesel engine cylinder body to the right, so that the right horizontal cantilever rotating shaft and the annular cleaning brush sleeve of the crankshaft mounting cavity cleaning unit are inserted into the right section of the crankshaft mounting cavity, and the right drive motor is started to rotate the annular cleaning brush sleeve on the right horizontal cantilever rotating shaft, so as to achieve the purpose of cleaning the right section of the crankshaft mounting cavity.

[0014] 2. When cleaning each plunger stroke cavity of the diesel engine cylinder body, the rotary drive mechanism drives each vertical rotary rod to rotate, which drives each vertical rotary rod and cleaning brush group inserted into each plunger stroke cavity to rotate. The cleaning brush group achieves the purpose of brushing the inner wall of the plunger stroke cavity during the rotation process. At the same time, each vertical rotary rod receives the pressurized cleaning liquid from the discharge cone bucket, and then transmits it to each brush body, evenly applying it to each brush body to enhance the cleaning effect. The rotary drive mechanism is activated to complete the cleaning of each plunger stroke cavity at one time.

[0015] In summary, the utility model solves the problem that the inner cavity of the engine cylinder is difficult to clean quickly, and significantly improves the cleaning efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the internal structure of the utility model;

[0017] Figure 2 yes Figure 1 Side view of

[0018] Figure 3 It is a front side schematic diagram of the utility model.

[0019] In the figure: 1. left drive motor, 2. cleaning tank, 3. annular cleaning brush sleeve, 4. rotary drive motor, 5. driving sprocket, 6. first driven sprocket, 7. buffer bin, 8. suspension, 9. discharge cone bucket, 10. rotary joint, 11. pressurized material inlet, 12. intermediate sprocket transmission mechanism, 13. horizontal support plate, 14. vertical rotating rod, 15. cleaning brush set, 16. crankshaft mounting cavity, 17. right drive motor, 18. horizontal drive motor , 19. right horizontal cantilever shaft, 20. horizontal lead screw, 21. horizontal slide, 2101. upper support plate, 2102. support block, 2103. lower slide plate, 2104. slide block, 22. thread sleeve, 23. horizontal limit stop, 24. left horizontal cantilever shaft, 25. plunger stroke chamber, 26. water inlet, 27. horizontal push plate, 28. left horizontal push rod, 29. sewage outlet, 30. right horizontal push rod, 31. diesel engine cylinder block. DETAILED DESCRIPTION

[0020] The utility model is described in detail according to the accompanying drawings of the specification.

[0021] like Figure 1-Figure 3 As shown, the cleaning device for engine maintenance comprises a cleaning tank 2, a crankshaft mounting cavity cleaning unit and a plunger stroke cavity cleaning unit.

[0022] Wherein, a horizontal track extending from the left side wall to the right side wall is provided on the bottom surface of the cleaning tank 2, a horizontal slide 21 is provided on the horizontal track, a horizontal limit stop 23 is provided at the rear end of the horizontal slide 21, and a horizontal pushing mechanism is provided on the front side wall of the cleaning tank 2. In this embodiment, the horizontal pushing mechanism includes a left horizontal push rod 28 and a right horizontal push rod 30 fixed at intervals on the front side wall of the cleaning tank 2, and the ends of the telescopic rods of the left and right horizontal push rods are connected to a horizontal push plate 27, and the horizontal push plate 27 corresponds to the horizontal limit stop 23. The horizontal slide 21 is composed of an upper support plate 2101, a lower slide plate 2103, a support block 2102 arranged between the upper support plate and the lower slide plate, and a wire sleeve 22 arranged on the support block 2102. A slider 2104 cooperating with the horizontal track is provided at the bottom of the lower slide plate 2103, a horizontal lead screw 20 cooperating with the thread sleeve 22 is provided between the left and right walls of the cleaning tank 2, and a horizontal drive motor 18 connected to the horizontal lead screw 20 is provided outside the right side wall of the cleaning tank 2.

[0023] The crankshaft mounting cavity cleaning unit includes a left horizontal cantilever rotating shaft 24 fixed on the left side wall of the cleaning tank 2, a right horizontal cantilever rotating shaft 19 fixed on the right side wall of the cleaning tank 2, an annular cleaning brush sleeve 3 arranged on the outer periphery of the left and right horizontal cantilever rotating shafts, a left drive motor 1 and a right drive motor 17 connected to the left and right horizontal cantilever rotating shafts, and the left and right horizontal cantilever rotating shafts are coaxially arranged.

[0024] The plunger stroke chamber cleaning unit comprises a horizontal support plate 13, a plurality of mutually parallel vertical rotating rods 14 supported on the horizontal support plate 13 by bearings, a rotating drive mechanism connected to the upper end of the vertical rotating rod 14, and a cleaning brush group 15 arranged on the vertical rotating rod 14. The vertical rotating rod 14 is a hollow rod with a closed lower end, a suspension 8 is arranged above the horizontal support plate 13, a discharge cone hopper 9 corresponding to the hollow rod is arranged on the top surface of the suspension 8, the lower end of the discharge pipe of the discharge cone hopper 9 is connected to the corresponding hollow rod by a rotating joint 10, and the brush rods of each cleaning brush of the cleaning brush group 15 are connected to the hollow rod and a liquid spraying hole is arranged at the end. In this embodiment, the rotating drive mechanism comprises a rotating drive motor 4 fixed on the horizontal support plate 13, a driving sprocket 5 connected to the output shaft of the rotating drive motor 4, a first driven sprocket 6 arranged on the first vertical rotating rod 14 and connected to the driving sprocket 5, and an intermediate sprocket transmission mechanism 12 connected between two adjacent vertical rotating rods 14. The top of each of the discharge cone hoppers 9 is connected to the same buffer bin 7, and a pressurized material inlet 11 is fixed on the top of the buffer bin 7. The cleaning brush group 15 includes a plurality of cleaning brushes evenly arranged from top to bottom, and the cleaning brush is composed of a plurality of cleaning brush monomers evenly arranged around the center line of the hollow rod, and the cleaning brush monomer is composed of a brush rod connected to the hollow rod and a brush body arranged at the end of the brush rod.

[0025] A water inlet 26 is provided at the top of the cleaning tank 2 , and a sewage outlet 29 is provided at the side of the bottom of the cleaning tank 2 .

[0026] Working principle:

[0027] 1. Place the diesel engine cylinder block 31 to be cleaned on the upper support plate 2101 of the horizontal slide 21, start the two horizontal push rods, drive the horizontal push plate 27 to push the diesel engine cylinder block 31, so that it abuts against the horizontal limit stop 23 on the horizontal slide 21, and realize horizontal positioning of the diesel engine cylinder block 31. The two ends of the crankshaft mounting cavity 16 of the diesel engine cylinder block 31 correspond to the left and right horizontal cantilever rotating shafts; put clean water into the cleaning tank 2 until the clean water covers the upper ends of each plunger stroke cavity 25.

[0028] 2. Place the horizontal support plate 13 on the top of the diesel engine cylinder 31, insert each vertical rotating rod 14 and the cleaning brush group 15 into each plunger stroke cavity 25, the lowermost brush body of the cleaning brush group 15 abuts against the bottom surface of the plunger stroke cavity 25, start the rotary drive mechanism, drive each vertical rotating rod 14 and the cleaning brush group 15 to rotate, and the cleaning brush group 15 achieves the purpose of brushing the inner wall of the plunger stroke cavity 25 during the rotation process. At the same time, add cleaning liquid to the buffer bin 7 through the pressurized material inlet 11, and the cleaning liquid evenly enters each discharge cone bucket 9. After each vertical rotating rod 14 receives the cleaning liquid in the corresponding discharge cone bucket 9, it is transmitted to each brush body through the brush rod to achieve the purpose of evenly applying to each brush body. The rotary drive mechanism is activated to complete the cleaning of each plunger stroke cavity 25 at one time.

[0029] 3. After the piston stroke chamber 25 is cleaned, the horizontal drive motor 18 is started first, and the horizontal slide 21 is used to drive the diesel engine cylinder 31 to move left, so that the left horizontal cantilever shaft 24 and the annular cleaning brush sleeve 3 of the crankshaft installation chamber cleaning unit are inserted into the left section of the crankshaft installation chamber 16, and the left drive motor 1 is started to rotate the annular cleaning brush sleeve 3 on the left horizontal cantilever shaft 24 to achieve the purpose of cleaning the left section of the crankshaft installation chamber 16; then the horizontal drive motor 18 is reversed, and the horizontal slide 21 is used to drive the diesel engine cylinder 31 to move right, so that the right horizontal cantilever shaft 19 and the annular cleaning brush sleeve 3 of the crankshaft installation chamber cleaning unit are inserted into the right section of the crankshaft installation chamber 16, and the right drive motor 17 is started to rotate the annular cleaning brush sleeve 3 on the right horizontal cantilever shaft 19 to achieve the purpose of cleaning the right section of the crankshaft installation chamber 16.

[0030] The above is a detailed description of the embodiments of the utility model, but the above contents are only preferred embodiments of the utility model and cannot be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of the invention of the utility model should still fall within the scope of this patent.

Claims

1. A cleaning device for engine maintenance, comprising a cleaning tank, a crankshaft mounting cavity cleaning unit and a plunger stroke cavity cleaning unit, characterized in that: A horizontal track extending from the left side wall to the right side wall is provided on the bottom surface of the cleaning tank, a horizontal slide is provided on the horizontal track, a horizontal limit stop is provided at the rear end of the horizontal slide, a horizontal pushing mechanism is provided on the front side wall of the cleaning tank, and the crankshaft mounting cavity cleaning unit comprises a left horizontal cantilever rotating shaft fixed on the left side wall of the cleaning tank, a right horizontal cantilever rotating shaft fixed on the right side wall of the cleaning tank, an annular cleaning brush sleeve arranged on the outer periphery of the left and right horizontal cantilever rotating shafts, a left driving motor and a right driving motor connected to the left and right horizontal cantilever rotating shafts, and the left and right horizontal cantilever rotating shafts are coaxially arranged; The plunger stroke chamber cleaning unit includes a horizontal support plate, a plurality of mutually parallel vertical rotating rods supported on the horizontal support plate by bearings, a rotating drive mechanism connected to the upper end of the vertical rotating rod, and a cleaning brush group arranged on the vertical rotating rod, wherein the vertical rotating rod is a hollow rod with a closed lower end, a suspension is arranged above the horizontal support plate, a discharge cone bucket corresponding to the hollow rod is arranged on the top surface of the suspension, the lower end of the discharge pipe of the discharge cone bucket is connected to the corresponding hollow rod by a rotating joint, and the brush rods of each cleaning brush of the cleaning brush group are connected to the hollow rod and a liquid spray hole is arranged at the end.

2. The cleaning device for engine maintenance according to claim 1, characterized in that: The horizontal pushing mechanism comprises a left horizontal pushing rod and a right horizontal pushing rod fixed at intervals on the front side wall of the cleaning tank. The ends of the telescopic rods of the left and right horizontal pushing rods are commonly connected to a horizontal pushing plate, and the horizontal pushing plate corresponds to the horizontal limit stop.

3. The cleaning device for engine maintenance according to claim 1, characterized in that: The rotary drive mechanism includes a rotary drive motor fixed on a horizontal support plate, a driving sprocket connected to the output shaft of the rotary drive motor, a first driven sprocket arranged on a first vertical rotary rod and connected to the driving sprocket, and an intermediate sprocket transmission mechanism connected between two adjacent vertical rotary rods.

4. The cleaning device for engine maintenance according to claim 1, characterized in that: The top of each of the discharge cone hoppers is communicated with the same buffer bin, and a pressurized material inlet is fixed on the top of the buffer bin.

5. The cleaning device for engine maintenance according to claim 1, characterized in that: The cleaning brush set comprises a plurality of cleaning brushes evenly arranged from top to bottom, the cleaning brush comprises a plurality of cleaning brush units evenly arranged around the center line of a hollow rod, and the cleaning brush unit comprises a brush rod connected to the hollow rod and a brush body arranged at the end of the brush rod.

6. The cleaning device for engine maintenance according to claim 1, characterized in that: The horizontal slide is composed of an upper support plate, a lower slide plate, a support block arranged between the upper support plate and the lower slide plate, and a wire sleeve arranged on the support block. A sliding block cooperating with a horizontal track is provided at the bottom of the lower slide plate, a horizontal lead screw cooperating with the wire sleeve is provided between the left and right walls of the cleaning tank, and a horizontal drive motor connected to the horizontal lead screw is provided outside the right side wall of the cleaning tank.

7. The cleaning device for engine maintenance according to claim 1, characterized in that: A water inlet is arranged at the top of the cleaning tank, and a sewage outlet is arranged at the side of the bottom of the cleaning tank.

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