CN215487457U

CN215487457U - Speed change gear of electric high-pressure cleaning machine

Info

Publication number: CN215487457U
Application number: CN202121337909.8U
Authority: CN
Inventors: 王国本
Original assignee: Ningbo Deye Powder Metallurgy Co ltd
Current assignee: Ningbo Deye Powder Metallurgy Co ltd
Priority date: 2021-06-16
Filing date: 2021-06-16
Publication date: 2022-01-11
Anticipated expiration: 2031-06-16

Abstract

The utility model belongs to the field of variable speed gears, in particular to a variable speed gear of an electric high-pressure cleaning machine, which comprises a tail lowering plate, a pressing block and a fixed plate, wherein the right side surface of the fixed plate is fixedly connected with a connecting plate, the side surface of the connecting plate and the side surface of the tail lowering plate are both provided with connecting holes, a rotating shaft is placed at the right side of the connecting plate, the left end of the rotating shaft penetrates through the connecting holes and extends to the left side of the tail lowering plate, the front side of the fixed plate is provided with a connecting groove, the bottom surface of the tail lowering plate is fixedly connected with the upper surface of the pressing block, the bottom surface of each pressing block is fixedly connected with a buffer spring, and the bottom end of each buffer spring is fixedly connected with a clamping cylinder; according to the utility model, the hydraulic rod can provide power, so that the tail lowering plate is quickly pulled to lift, the purpose of quickly lifting the tail lowering plate is realized, the function of quick lifting is realized, and the problems that the traditional tail lowering plate is driven slowly by a storage battery and wastes time are avoided.

Description

Speed change gear of electric high-pressure cleaning machine

Technical Field

The utility model relates to the field of speed change gears, in particular to a speed change gear of an electric high-pressure cleaning machine.

Background

The speed change gear is a mechanical part which transmits motion and power in a continuous meshing process through teeth on the gear, the speed change gear comprises a common external meshing speed change gear, a common internal meshing speed change gear and a planetary speed change gear, and the planetary speed change gear mechanism in the wheel-type engineering machinery wheel-side speed reducer is widely applied to final transmission of various heavy machinery because of the advantages of compact structure, large load capacity, high transmission efficiency, small load between teeth, good structural rigidity, stable transmission and the like.

The speed change gear of the existing high-pressure cleaning machine is inconvenient to install and disassemble, has poor speed change effect, is more convenient for adding lubricating oil to the internal gear, leads to the gear to rust, increases the friction force between the gear and the gear, and leads to the problem of quick damage of the motor.

Therefore, the speed change gear of the electric high-pressure washer is proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to make up for the defects of the prior art, solve the problems that the installation and the disassembly are inconvenient, the speed change effect is poor, the gear is rusted due to the fact that lubricating oil is added to the internal gear more conveniently, the friction force between the gear and the gear is increased, and the motor is rapidly damaged, the utility model provides the speed change gear of the electric high-pressure cleaning machine.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the speed change gear of the electric high-pressure cleaning machine comprises a base and a top plate, wherein a screw is arranged above the base, a baffle is arranged on one side of the screw, the screw is arranged outside the baffle, the top plate is arranged above the baffle, an oil injection mechanism is arranged above the top plate, a driving connecting port is arranged on the left side of the baffle, a bearing is arranged inside the driving connecting port, a speed reduction mechanism is arranged on the inner side of the bearing, and a driven connecting port is arranged on the right side of the baffle.

Preferably, the screws are distributed above the base at equal intervals, and the base is connected with the baffle in a welding manner.

Preferably, oiling mechanism includes oiling mouth, flip and connecting piece, and the flip is installed to the top of oiling mouth, flip's top is connected with the connecting piece, be welded connection between oiling mouth and the roof, and identical between the external dimension of oiling mouth and flip's the internal dimension.

Preferably, reduction gears includes first pivot, spline, keyway, first gear, second gear, third gear, second pivot, fourth gear and third pivot, and the externally mounted of first pivot has the spline, the outside of spline is provided with the keyway, and the outside of keyway is provided with first gear, the right side of first gear is connected with the second gear, and installs the third gear below the second gear, the internally mounted of third gear has the second pivot, the fourth gear is installed on the right side of third gear, and the internally mounted of fourth gear has the third pivot.

Preferably, the first gear and the first rotating shaft form a clamping structure through the matching between the spline and the key groove, and the inner dimension of the key groove is matched with the outer dimension of the spline.

Preferably, the second gear and the third gear are integrally constructed, and the third gear and the fourth gear are in meshed connection.

The utility model has the advantages that:

1. according to the utility model, the speed reducing mechanism is arranged, the motor is connected with the speed reducing mechanism through the driving connecting port, the motor starts to rotate to drive the first rotating shaft to rotate, so that the first gear rotates along with the first gear, the second gear is meshed with the first gear, the circumference length of the second gear is longer than that of the first gear, the angular speed of the second gear is reduced, the second gear and the third gear are of an integrated structure, the rotating speeds of the third gear and the second gear are the same, the third gear drives the fourth gear to rotate, and the circumference length of the fourth gear is longer than that of the third gear, so that the angular speed of the fourth gear is further reduced, the rotating speed of the driven connecting port is reduced, the speed changing effect is achieved, the motor protection effect is achieved, and the service life of the motor is prolonged;

2. according to the utility model, the oil injection mechanism is arranged, the gears are made of metal materials, so that the gears can not rust for a long time, the lubrication degree is insufficient, the gear beating condition is easy to occur, the turning cover is opened, and lubricating oil is added to the internal gears, so that the speed change gear rotates, the lubricating oil can be uniformly coated outside the gears, the lubrication effect is effectively achieved, the friction force among all the parts is reduced, and the gears are not easy to rust.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic diagram of a front view structure according to an embodiment;

FIG. 2 is a schematic view of the internal structure of the second embodiment;

FIG. 3 is a schematic top view of the second embodiment.

In the figure: 1. a base; 2. a screw; 3. a baffle plate; 4. a screw; 5. a top plate; 6. an oiling mechanism; 601. an oil filling port; 602. a cover is turned; 603. a connecting member; 7. a drive connection port; 8. a bearing; 9. a speed reduction mechanism; 901. a first rotating shaft; 902. a spline; 903. a keyway; 904. a first gear; 905. a second gear; 906. a third gear; 907. a second rotating shaft; 908. a fourth gear; 909. a third rotating shaft; 10. and a driven connecting port.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1, the speed change gear of the electric high-pressure washer comprises a base 1 and a top plate 5, a screw 2 is installed above the base 1, a baffle 3 is arranged on one side of the screw 2, a screw 4 is installed outside the baffle 3, the top plate 5 is installed above the baffle 3, an oil injection mechanism 6 is installed above the top plate 5, a driving connecting port 7 is arranged on the left side of the baffle 3, a bearing 8 is installed inside the driving connecting port 7, a speed reduction mechanism 9 is installed on the inner side of the bearing 8, and a driven connecting port 10 is installed on the right side of the baffle 3.

Screw 2 equidistance distributes in the top of base 1, and is welded connection between base 1 and the baffle 3, is convenient for install change gear through screw 2, makes its firmly install on high pressure cleaner, and welded connection makes change gear during operation more stable, safety during the use more.

Oiling mechanism 6 includes oiling mouth 601, flip 602 and connecting piece 603, and oiling mouth 601's top installs flip 602, flip 602's top is connected with connecting piece 603, be welded connection between oiling mouth 601 and roof (5), and identical between oiling mouth 601's the external dimension and flip 602's the internal dimension, because the gear is the metal material, be unsuitable for a long time to rust, and the lubrication degree is not enough, the easy emergence situation of beating the tooth, through opening flip 602, to inside gear carry out the interpolation of lubricating oil, make change gear rotate, lubricating oil will be even scribble outside the gear, the effectual lubrication that plays, reduce the frictional force between each part, make the gear difficult rust simultaneously.

Example two

Referring to fig. 2 to 3, as another embodiment of the present invention, a first reduction gear 9 includes a first rotation shaft 901, a spline 902, a key slot 903, a first gear 904, a second gear 905, a third gear 906, a second rotation shaft 907, a fourth gear 908, and a third rotation shaft 909, the spline 902 is mounted on the outside of the first rotation shaft 901, the spline 903 is mounted on the outside of the spline 902, the first gear 904 is mounted on the outside of the key slot 903, the second gear 905 is connected to the right side of the first gear 904, the third gear 906 is mounted below the second gear 905, the second rotation shaft 907 is mounted inside the third gear 906, the fourth gear 908 is mounted on the right side of the third gear 906, and the third rotation shaft 909 is mounted inside the fourth gear 908.

First gear 904 constitutes the block structure through the cooperation between spline 902 and keyway 903 with first pivot 901, and is identical between the inside dimension of keyway 903 and the outside dimension of spline 902, through the cooperation between spline 902 and keyway 903 for firmly fixed between pivot and the gear, the condition that can not appear skidding at the during operation two, and the spline 902 is connected and is convenient for install in the dismantlement simultaneously.

The second gear 905 and the third gear 906 are in an integrated structure, the third gear 906 and the fourth gear 908 are in meshed connection, and the integrated structure ensures that the rotating speed of the second gear 905 is the same as that of the third gear 906, so that the function of speed change is achieved.

The working principle is that firstly, the motor is connected with the speed reducing mechanism 9 through the driving connecting port 7, the motor starts to rotate to drive the first rotating shaft 901 to rotate, so that the first gear 904 rotates, the second gear 905 is meshed with the first gear 904, the circumference of the second gear 905 is longer than that of the first gear 904, so that the angular speed of the second gear 905 is reduced, the second gear 905 and the third gear 906 are integrally structured, the rotating speeds of the third gear 906 and the second gear 905 are the same, the third gear 906 drives the fourth gear 908 to rotate, the circumference of the fourth gear 908 is longer than that of the third gear 906, so that the angular speed of the fourth gear 908 is further reduced, the rotating speed is further reduced, so that the rotating speed of the driven connecting port 10 is reduced, the speed changing function is achieved, the motor is further protected, the service life of the motor is prolonged, and the service life of the motor is prolonged by the matching between the spline and the key groove 903, make firmly fixed between pivot and the gear, can not appear the situation of skidding at the during operation two, spline 902 connection is convenient for install in dismantlement simultaneously, because the gear is the metal material, be not suitable for a long time and rust, and the lubrication degree is not enough, the easy emergence situation of beating the tooth, through opening flip 602, the addition of lubricating oil is carried out to inside gear, make change-speed gearing rotate, lubricating oil will be even paint in the gear outside, the effectual lubrication action that plays, reduce the frictional force between each part, make the gear difficult to rust simultaneously.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. Electronic high pressure cleaner change gear, its characterized in that: including base (1) and roof (5), screw (2) are installed to the top of base (1), and one side of screw (2) is provided with baffle (3), the externally mounted of baffle (3) has screw (4), roof (5) are installed to the top of baffle (3), and the top of roof (5) installs oiling mechanism (6), the left side of baffle (3) is provided with drive connector (7), and the internally mounted of drive connector (7) has bearing (8), reduction gears (9) are installed to the inboard of bearing (8), driven connector (10) are installed on the right side of baffle (3).

2. The electric high-pressure washer transmission gear according to claim 1, characterized in that: the screws (2) are distributed above the base (1) in equal distance, and the base (1) and the baffle (3) are connected by welding.

3. The electric high-pressure washer transmission gear according to claim 1, characterized in that: oiling mechanism (6) are including oiling mouth (601), flip (602) and connecting piece (603), and the top of oiling mouth (601) installs flip (602), the top of flip (602) is connected with connecting piece (603), be welded connection between oiling mouth (601) and roof (5), and identical between the inside dimension of the external dimension of oiling mouth (601) and flip (602).

4. The electric high-pressure washer transmission gear according to claim 1, characterized in that: the speed reducing mechanism (9) comprises a first rotating shaft (901), a spline (902), a key groove (903), a first gear (904), a second gear (905), a third gear (906), a second rotating shaft (907), a fourth gear (908) and a third rotating shaft (909), the spline (902) is installed outside the first rotating shaft (901), the spline (903) is installed outside the spline (902), the first gear (904) is installed outside the key groove (903), the second gear (904) is connected to the right side of the first gear (904), the third gear (906) is installed below the second gear (905), the second rotating shaft (907) is installed inside the third gear (906), the fourth gear (908) is installed on the right side of the third gear (906), and the third rotating shaft (909) is installed inside the fourth gear (908).

5. The electric high-pressure washer transmission gear according to claim 4, characterized in that: the first gear (904) and the first rotating shaft (901) form a clamping structure through the matching between the spline (902) and the key groove (903), and the inner size of the key groove (903) is matched with the outer size of the spline (902).

6. The electric high-pressure washer transmission gear according to claim 4, characterized in that: the second gear (905) and the third gear (906) are integrally constructed, and the third gear (906) and the fourth gear (908) are in meshed connection.