Internal gearing speed reduction transmission part of high-pressure cleaning machine

Abstract

The utility model discloses an internal gearing speed reduction transmission part of a high-pressure cleaning machine, which comprises a speed reduction shell, an output shaft is arranged in the speed reduction shell, two first bearings are fixedly embedded in the inner wall of the speed reduction shell, and the inner rings of the two first bearings are fixedly connected with the outer surface of the output shaft. Two second bearings are fixedly embedded in the inner wall of the speed reduction shell, inner rings of the two second bearings are jointly and fixedly connected with a driving shaft, two driving gears are fixedly connected to the outer surface of the driving shaft, and two third bearings are fixedly embedded in the inner wall of the speed reduction shell; and inner rings of the two third bearings are jointly and fixedly connected with two transmission shafts, the outer surfaces of the transmission shafts are fixedly connected with two first transmission gears, and the outer surfaces of the transmission shafts are fixedly connected with second transmission gears. According to the internal gearing speed reduction transmission piece of the high-pressure cleaning machine, the speed reduction transmission effect and the transmission continuity are improved, and noise in the transmission process is reduced.

Description

Technical Field

[0001] The utility model relates to the field of high-pressure cleaning machines, in particular to an internal meshing reduction transmission component of a high-pressure cleaning machine. Background Art

[0002] A high-pressure cleaner is a machine that uses a power device to make a high-pressure plunger pump generate high-pressure water to wash the surface of an object. It can peel off and wash away dirt to achieve the purpose of cleaning the surface of the object.

[0003] At present, a high-pressure cleaning machine is composed of a cylinder assembly, a high-pressure cleaning machine motor pump unit and a reduction transmission component. The traditional reduction transmission component currently adopts an external meshing transmission. When the large and small gears of this external meshing structure are transmitted, the overlap between the two gears is small, the transmission continuity is poor, and the noise during the transmission process is high, which affects the use effect of the high-pressure cleaning machine. For this reason, we propose an internal meshing reduction transmission component for a high-pressure cleaning machine to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide an internal meshing reduction transmission member of a high-pressure cleaning machine to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] An internal meshing reduction transmission component of a high-pressure cleaning machine comprises a reduction housing, an output shaft is provided inside the reduction housing, two first bearings are fixedly embedded in the inner wall of the reduction housing, the inner rings of the two first bearings are fixedly connected to the outer surface of the output shaft, two second bearings are fixedly embedded in the inner wall of the reduction housing, the inner rings of the two second bearings are commonly fixedly connected to a drive shaft, the outer surface of the drive shaft is fixedly connected to two drive gears, two third bearings are fixedly embedded in the inner wall of the reduction housing, the inner rings of the two third bearings are commonly fixedly connected to two transmission shafts, the outer surface of the transmission shaft is fixedly connected to two first transmission gears, the outer surface of the transmission shaft is fixedly connected to the second transmission gear, and the outer surface of the output shaft is fixedly connected to the output gear.

[0007] In a further embodiment, a cover plate is provided above the reduction housing, two groups of first through holes are provided on the upper surface of the cover plate, and two groups of threaded grooves are provided on the upper surface of the reduction housing.

[0008] In a further embodiment, a sealing gasket is provided below the cover plate, and two groups of second through holes are formed on the bottom surface of the sealing gasket.

[0009] In a further embodiment, a first connecting plate is fixedly connected to the back side of the reduction housing, and a first connecting hole is formed on an outer surface of the first connecting plate.

[0010] In a further embodiment, a second connecting plate is fixedly connected to the front side of the reduction housing, and a second connecting hole is formed on the outer surface of the second connecting plate.

[0011] In a further embodiment, two mounting seats are fixedly connected to the bottom surface of the reduction housing, and two mounting holes are provided on the upper surfaces of the two mounting seats.

[0012] In a further embodiment, a threaded liquid injection hole is provided on the upper surface of the cover plate, and a sealing plug is provided above the cover plate, and the outer surface of the sealing plug is matched with the inner wall of the threaded liquid injection hole.

[0013] In a further embodiment, the left ends of the two driving gears are respectively meshed with the right ends of the two first transmission gears, and the left end of the second transmission gear is meshed with the right end of the output gear.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The device is provided with a driving shaft and two driving gears, and cooperates with the transmission shaft and two first transmission gears to perform a first-stage deceleration. At the same time, the second transmission gear on the surface of the transmission shaft will mesh with the output gear on the surface of the output shaft for transmission, thereby playing a role of a second-stage deceleration, thereby improving the deceleration transmission effect of the deceleration transmission component, and the internal meshing deceleration transmission component improves the continuity of transmission and reduces noise during the transmission process. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional structural schematic diagram of the front view of the internal meshing reduction transmission component of the high-pressure cleaning machine.

[0017] Figure 2 It is a three-dimensional structural schematic diagram of the rear view of the internal meshing reduction transmission component of the high-pressure cleaning machine.

[0018] Figure 3 It is a three-dimensional structural schematic diagram of a top view of an internal meshing reduction transmission component of a high-pressure cleaning machine.

[0019] Figure 4 It is a three-dimensional structural schematic diagram of a bottom view of a cover plate in an internal meshing reduction transmission component of a high-pressure cleaning machine.

[0020] In the figure: 1. reduction housing; 2. output shaft; 3. second bearing; 4. drive shaft; 5. drive gear; 6. third bearing; 7. transmission shaft; 8. first transmission gear; 9. second transmission gear; 10. output gear; 11. first bearing; 12. second connecting plate; 13. second connecting hole; 14. first connecting plate; 15. first connecting hole; 16. threaded groove; 17. cover plate; 18. threaded injection hole; 19. sealing plug; 20. sealing gasket; 21. second through hole; 22. mounting seat; 23. mounting hole; 24. first through hole. DETAILED DESCRIPTION

[0021] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0022] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-4In the utility model, an internal meshing reduction transmission of a high-pressure cleaning machine includes a reduction housing 1, an output shaft 2 is arranged inside the reduction housing 1, two first bearings 11 are fixedly inlaid on the inner wall of the reduction housing 1, the inner rings of the two first bearings 11 are fixedly connected to the outer surface of the output shaft 2, two second bearings 3 are fixedly inlaid on the inner wall of the reduction housing 1, a driving shaft 4 is fixedly connected to the inner rings of the two second bearings 3, and two driving gears 5 are fixedly connected to the outer surface of the driving shaft 4, and two driving gears 5 are fixedly connected to the outer surface of the driving shaft 4, and two third bearings 6 are fixedly inlaid on the inner wall of the reduction housing 1, and two third bearings 6 are fixedly connected to the inner rings of the two third bearings 6. Two transmission shafts 7 are fixedly connected to the outer surface of the transmission shaft 7. Two first transmission gears 8 are fixedly connected, and the outer surface of the transmission shaft 7 is fixedly connected to the second transmission gear 9, and the outer surface of the output shaft 2 is fixedly connected to the output gear 10, and the left ends of the two driving gears 5 are respectively meshed with the right ends of the two first transmission gears 8, and the left end of the second transmission gear 9 is meshed with the right end of the output gear 10.

[0025] A cover plate 17 is provided above the reduction housing 1, and two groups of first through holes 24 are opened on the upper surface of the cover plate 17. Two groups of threaded grooves 16 are opened on the upper surface of the reduction housing 1. A sealing gasket 20 is provided below the cover plate 17, and two groups of second through holes 21 are opened on the bottom surface of the sealing gasket 20. Through the cover plate 17 and the sealing gasket 20, and in cooperation with the threaded grooves 16, the first through holes 24 and the second through holes 21, the fixing screws can be used to install and fix the cover plate 17, thereby sealing the top of the reduction housing 1.

[0026] A first connecting plate 14 is fixedly connected to the back of the reduction housing 1, and a first connecting hole 15 is provided on the outer surface of the first connecting plate 14. A second connecting plate 12 is fixedly connected to the front of the reduction housing 1, and a second connecting hole 13 is provided on the outer surface of the second connecting plate 12. Through the first connecting plate 14 and the first connecting hole 15, and the second connecting plate 12 and the second connecting hole 13, the reduction housing can be connected and installed with the drive shaft 4 and the output shaft 2 respectively, thereby improving the flexibility during connection and installation.

[0027] Two mounting seats 22 are fixedly connected to the bottom surface of the reduction housing 1, and two mounting holes 23 are provided on the upper surfaces of the two mounting seats 22. A threaded injection hole 18 is provided on the upper surface of the cover plate 17, and a sealing plug 19 is provided above the cover plate 17. The outer surface of the sealing plug 19 is matched with the inner wall of the threaded injection hole 18. The reduction housing 1 can be installed and fixed through the mounting seats 22 and the mounting holes 23, and the gear oil can be conveniently injected through the threaded injection hole 18. The threaded injection hole 18 can be sealed by the sealing plug 19.

[0028] The working principle of the utility model is: first, the driving motor is connected to the driving shaft 4. When the output power of the driving motor is reduced in speed, the driving shaft 4 can drive the two driving gears 5 to mesh with the two first transmission gears 8, and then a first-stage reduction can be performed. Then the first transmission gear 8 will drive the transmission shaft 7 and the second transmission gear 9 to rotate, so that the second transmission gear 9 can mesh with the output gear 10 for transmission, and a second-stage reduction will be performed. Finally, the power of the motor is output through the output shaft 2.

[0029] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0030] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. An internal meshing reduction transmission member of a high-pressure cleaning machine, characterized in that: The invention comprises a reduction housing (1), wherein an output shaft (2) is arranged inside the reduction housing (1), two first bearings (11) are fixedly embedded in the inner wall of the reduction housing (1), the inner rings of the two first bearings (11) are fixedly connected to the outer surface of the output shaft (2), two second bearings (3) are fixedly embedded in the inner wall of the reduction housing (1), the inner rings of the two second bearings (3) are fixedly connected to a drive shaft (4), the outer surface of the drive shaft (4) is fixedly connected to two drive gears (5), two third bearings (6) are fixedly embedded in the inner wall of the reduction housing (1), the inner rings of the two third bearings (6) are fixedly connected to two transmission shafts (7), the outer surface of the transmission shaft (7) is fixedly connected to two first transmission gears (8), the outer surface of the transmission shaft (7) is fixedly connected to a second transmission gear (9), and the outer surface of the output shaft (2) is fixedly connected to an output gear (10).

2. The internally meshing reduction transmission member of a high-pressure cleaning machine according to claim 1, characterized in that: A cover plate (17) is provided above the reduction housing (1), two groups of first through holes (24) are provided on the upper surface of the cover plate (17), and two groups of thread grooves (16) are provided on the upper surface of the reduction housing (1).

3. The internally meshing reduction transmission member of a high-pressure cleaning machine according to claim 2, characterized in that: A sealing gasket (20) is provided below the cover plate (17), and two groups of second through holes (21) are formed on the bottom surface of the sealing gasket (20).

4. The internally meshing reduction transmission member of a high-pressure cleaning machine according to claim 2, characterized in that: A first connection plate (14) is fixedly connected to the back of the reduction housing (1), and a first connection hole (15) is provided on the outer surface of the first connection plate (14).

5. The internally meshing reduction transmission member of a high-pressure cleaning machine according to claim 1, characterized in that: A second connection plate (12) is fixedly connected to the front side of the reduction housing (1), and a second connection hole (13) is provided on the outer surface of the second connection plate (12).

6. The internally meshing reduction transmission member of a high-pressure cleaning machine according to claim 1, characterized in that: The bottom surface of the reduction housing (1) is fixedly connected to two mounting seats (22), and the upper surfaces of the two mounting seats (22) are each provided with two mounting holes (23).

7. The internally meshing reduction transmission member of a high-pressure cleaning machine according to claim 2, characterized in that: A threaded liquid injection hole (18) is provided on the upper surface of the cover plate (17), and a sealing plug (19) is provided above the cover plate (17), wherein the outer surface of the sealing plug (19) is matched with the inner wall of the threaded liquid injection hole (18).

8. The internally meshing reduction transmission member of a high-pressure cleaning machine according to claim 1, characterized in that: The left ends of the two driving gears (5) are respectively meshed with the right ends of the two first transmission gears (8), and the left end of the second transmission gear (9) is meshed with the right end of the output gear (10).

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