Speed reducer shell with oil filtering function

Abstract

The utility model discloses a speed reducer shell with an oil filtering function, which comprises a speed reducer shell body, and an oil pan is fixed at the bottom of the speed reducer shell body through screws. A support is arranged in the oil pan in a sliding mode, a filter screen is attached to the top of the support, the filter screen is arranged in the oil pan, a sliding block is fixed to the side edge of the bottom of the support, the outer end of the sliding block extends into a limiting groove to form a clamping mechanism, and the limiting groove is formed in the oil pan. A protruding block is arranged in the sliding block in a sliding mode, the outer end of the protruding block extends into a groove to form a clamping mechanism, and the groove is formed in the oil pan. According to the speed reducer with the oil filtering function, the sliding block is installed on the shell, the sliding block can be driven to be disengaged from clamping of the limiting groove by rotating the support, then the filter screen can be rapidly replaced, and engine oil can be filtered through the filter screen.

Description

Technical Field

[0001] The utility model relates to the technical field of a reducer housing body, in particular to a reducer housing with an oil filtering function. Background Art

[0002] The reducer housing is an important part of the reducer. Its main function is to organize the transmission parts of the reducer and enable the differential to function effectively. It can also fix and support the internal mechanical components, thereby protecting the mechanical components inside the reducer.

[0003] Reference publication number CN116557496A discloses a highly efficient self-lubricating inter-axle differential structure, which lubricates the differential gear and the cross shaft assembly through the internal circulation of the oil circuit, reduces the oil loss during the oil stirring process, and ensures that the radial needle roller bearing and the end thrust bearing are fully lubricated. The use of a spring-free lip oil seal reduces the shaft holding resistance of the oil seal. The present invention can automatically filter the internal lubricating oil through the oil filter unit, and facilitates the removal, cleaning and replacement of the two sets of filter components, thereby improving the oil quality and lubrication effect. However, the following problems still exist:

[0004] In actual use of the above device, although it is convenient to replace the filter assembly, when replacing it, it is necessary to remove the bolts on the sealing cover first, and the bolts are threaded connections, which makes it time-consuming to disassemble, resulting in inconvenient disassembly of the filter assembly.

[0005] Therefore, we proposed a reducer housing with oil filtering function that can solve the above problems well. Utility Model Content

[0006] The purpose of the utility model is to provide a reducer housing with an oil filtering function, so as to solve the problem in the current market proposed by the above-mentioned background technology that the bolts on the sealing cover need to be removed first, and the bolts are threaded connections, which makes it time-consuming to disassemble, resulting in the problem that the filter assembly is not convenient to disassemble.

[0007] To achieve the above object, the utility model provides the following technical solution: a reducer housing with an oil filtering function, comprising a reducer housing body, the bottom of which is fixed with an oil pan by screws;

[0008] Also includes:

[0009] A bracket is slidably arranged inside the oil pan, and a filter is attached to the top of the bracket, and the filter is arranged inside the oil pan, a slider is fixed to the bottom side of the bracket, and the outer end of the slider extends into the interior of the limiting groove to form a locking mechanism, and the limiting groove is arranged inside the oil pan.

[0010] Preferably, a protrusion slides inside the sliding block, and the outer end of the protrusion extends into the inside of the groove to form a locking mechanism, and the groove is opened inside the oil pan.

[0011] Preferably, the inner end of the protrusion is connected to a spring, and the inner end of the spring is connected to the inside of the slider.

[0012] Preferably, a pull rope is connected to the inner end of the protrusion, and the bottom of the pull rope extends out of the interior of the bracket through a roller, and the roller is connected to the interior of the bracket through a bearing.

[0013] Preferably, the inner end of the top of the bracket is connected to a reciprocating screw via a bearing, and an impeller is fixed to the top of the reciprocating screw.

[0014] Preferably, the impeller is arranged inside the filter screen, and there is a gap between the outer wall of the impeller and the inner wall of the filter screen.

[0015] Preferably, bristles are threadedly connected to the reciprocating screw, and the outer wall of the bristles is fitted to the inner wall of the filter screen through a bracket.

[0016] Compared with the prior art, the utility model has the following beneficial effects: the reducer housing with oil filtering function can facilitate the replacement of the filter and avoid the clogging of the filter. By rotating the slider, the bracket can be quickly disassembled and assembled, thereby facilitating the replacement of the filter. By moving the bristles, the clogging of the filter can be avoided. The specific contents are as follows:

[0017] (1) A slider is provided, and the slider can be driven out of the engagement of the limit groove by rotating the bracket, so that the filter can be quickly replaced, and the engine oil can be filtered through the filter;

[0018] (2) A brush is provided, and the flow of engine oil drives the impeller to rotate, so that the impeller can drive the brush to move, and then the movement of the brush can clean the iron filings adsorbed on the filter, thereby avoiding clogging of the filter;

[0019] (3) A protrusion is provided, the protrusion slides inside the slider, and the outer end of the protrusion extends into the inside of the groove to form a locking mechanism, and the groove is opened inside the oil pan, so that after the protrusion is locked with the groove, the stability of the locking between the slider and the limit groove can be improved;

[0020] (4) A roller is provided, a pull rope is connected to the inner end of the protrusion, and the bottom of the pull rope extends out of the interior of the bracket through the roller, and the roller is connected to the interior of the bracket through a bearing, so that the roller can reduce the resistance of the pull rope to movement, thereby increasing the service life of the pull rope;

[0021] (5) A spring is provided, and the spring is connected to the inner end of the protrusion, and the inner end of the spring is connected to the inside of the slider, so that the spring can limit the protrusion, thereby improving the stability of the protrusion. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the front view structure of the utility model;

[0023] Figure 2 This is a schematic diagram of the front section structure of the utility model;

[0024] Figure 3 This is a schematic diagram of the front cross-sectional structure of the convex block of the utility model;

[0025] Figure 4 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0026] Figure 5 This is a schematic diagram of the top-sectional structure of the slider of the utility model;

[0027] Figure 6 This is a schematic diagram of the three-dimensional structure of the bracket of the utility model;

[0028] Figure 7 It is a schematic diagram of the three-dimensional structure of the slider of the utility model.

[0029] In the figure: 1. reducer housing body; 2. oil pan; 3. bracket; 4. filter; 5. slider; 6. limit groove; 7. bump; 8. groove; 9. spring; 10. pull rope; 11. roller; 12. reciprocating screw; 13. impeller; 14. bristles. DETAILED DESCRIPTION

[0030] 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.

[0031] Embodiment 1:

[0032] The utility model solves the problem that the bolts on the sealing cover need to be removed first, and the bolts are threaded, which makes it time-consuming to disassemble, resulting in the problem that the filter assembly is not convenient to disassemble. The filter screen 4 can be replaced by sliding the slider 5.

[0033] A reducer housing body 1, the bottom of which is fixed with an oil pan 2 by screws; further comprising: a bracket 3 is slidably arranged inside the oil pan 2, a filter screen 4 is attached to the top of the bracket 3, and the filter screen 4 is arranged inside the oil pan 2, a slider 5 is fixed to the side of the bottom of the bracket 3, and the outer end of the slider 5 extends into the inside of the limiting groove 6 to form a clamping mechanism, and the limiting groove 6 is arranged inside the oil pan 2;

[0034] refer to Figures 1 to 3 , Figure 5 and Figure 7 By rotating the bracket 3, the bracket 3 drives the slider 5 to rotate, and then the slider 5 can rotate inside the limit groove 6. After the bracket 3 is rotated to the position, the bracket 3 is pulled, and then the bracket 3 can drive the filter 4 to separate from the oil pan 2, and then the filter 4 can be replaced. By reversing the above operation, the filter 4 can filter the iron filings in the engine oil, thereby achieving the purpose of filtering the oil;

[0035] Embodiment 2:

[0036] The utility model solves the problem that the engagement between the slider 5 and the limiting groove 6 in the first embodiment is not stable enough. The engagement between the protrusion 7 and the groove 8 can improve the stability of the engagement between the slider 5 and the limiting groove 6.

[0037] A protrusion 7 slides inside the slider 5, and the outer end of the protrusion 7 extends into the inside of the groove 8 to form a locking mechanism, and the groove 8 is opened inside the oil pan 2, the inner end of the protrusion 7 is connected to a spring 9, and the inner end of the spring 9 is connected to the inside of the slider 5, the inner end of the protrusion 7 is connected to a pull rope 10, and the bottom of the pull rope 10 extends out of the inside of the bracket 3 through a roller 11, and the roller 11 is connected to the inside of the bracket 3 through a bearing;

[0038] refer to Figures 1 to 3 , Figure 5 and Figure 7 , by pulling the pull rope 10, the pull rope 10 moves through the roller 11 to drive the protrusion 7 to move, and then the protrusion 7 moves to disengage from the engagement with the groove 8, and the movement of the protrusion 7 squeezes the spring 9, so that the spring 9 is compressed, and then the slider 5 can rotate inside the limiting groove 6, and the force of the spring 9 can push the protrusion 7 into the inside of the groove 8, and then the slider 5 can be engaged with the limiting groove 6;

[0039] Embodiment three:

[0040] The utility model solves the problem that the existing filter screen 4 will absorb a large amount of iron filings on its surface after long-term use, which may affect the filtering effect of the filter screen 4 due to the iron filings. The movement of the bristles 14 can prevent the iron filings from clogging the filter screen 4. The utility model discloses:

[0041] The inner end of the top of the bracket 3 is connected to a reciprocating screw 12 through a bearing, and an impeller 13 is fixed to the top of the reciprocating screw 12. The impeller 13 is arranged inside the filter 4, and there is a gap between the outer wall of the impeller 13 and the inner wall of the filter 4. The reciprocating screw 12 is threadedly connected with bristles 14, and the outer wall of the bristles 14 is arranged to fit the inner wall of the filter 4 through the bracket 3;

[0042] refer to Figure 2 , Figure 4 and Figure 6 The engine oil will become thinner due to temperature when in use, and then the engine oil will drive the impeller 13 to rotate after circulation, and then the impeller 13 will drive the reciprocating screw 12 to rotate, so that the reciprocating screw 12 will drive the bristles 14 to move, and then the bristles 14 can move and slide inside the bracket 3, and then the bristles 14 can clean the iron filings adsorbed on the filter 4 when moving up and down, so as to avoid the iron filings being blocked inside the filter 4 and causing the oil fluidity to decrease.

[0043] Working principle: When using this reducer housing with oil filter function, first refer to Figures 1 to 3 , Figure 5 and Figure 7 , by rotating the bracket 3, the bracket 3 rotates to drive the slider 5 to rotate, and then after the bracket 3 rotates to the position, the bracket 3 is pulled, and then the bracket 3 can drive the filter 4 to separate from the oil pan 2, and through the reverse operation, the filter 4 can filter the iron filings in the engine oil, thereby achieving the purpose of filtering the oil;

[0044] refer to Figures 1 to 3 , Figure 5 and Figure 7 , by pulling the pull rope 10, the pull rope 10 moves through the roller 11 to drive the protrusion 7 to move, and the movement of the protrusion 7 will squeeze the spring 9, so that the spring 9 is compressed, and the force of the spring 9 can push the protrusion 7 into the interior of the groove 8, and then the slider 5 can be engaged with the limiting groove 6;

[0045] refer to Figure 2 , Figure 4 and Figure 6 The engine oil will become thinner due to temperature when in use, and then the engine oil will drive the impeller 13 to rotate after circulation, so that the reciprocating screw 12 rotates to drive the bristles 14 to move, and then the bristles 14 can move and slide inside the bracket 3, thereby preventing iron filings from being blocked inside the filter 4 and causing the oil fluidity to decrease.

[0046] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0047] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A reducer housing with an oil filtering function, comprising a reducer housing body (1), wherein an oil pan (2) is fixed to the bottom of the reducer housing body (1) by screws; It is characterized in that Also includes: A bracket (3) is slidably mounted inside the oil pan (2), and a filter (4) is attached to the top of the bracket (3), and the filter (4) is arranged inside the oil pan (2). A slider (5) is fixed to the side of the bottom of the bracket (3), and the outer end of the slider (5) extends into the interior of a limiting groove (6) to form a locking mechanism, and the limiting groove (6) is arranged inside the oil pan (2).

2. The reducer housing with oil filtering function according to claim 1, characterized in that: A protrusion (7) slides inside the sliding block (5), and the outer end of the protrusion (7) extends into the inside of the groove (8) to form a locking mechanism, and the groove (8) is opened inside the oil pan (2).

3. The reducer housing with oil filtering function according to claim 2, characterized in that: The inner end of the protrusion (7) is connected to a spring (9), and the inner end of the spring (9) is connected to the inside of the slider (5).

4. The reducer housing with oil filtering function according to claim 2, characterized in that: The inner end of the protrusion (7) is connected to a pull rope (10), and the bottom of the pull rope (10) extends out of the interior of the bracket (3) through a roller (11), and the roller (11) is connected to the interior of the bracket (3) through a bearing.

5. The reducer housing with oil filtering function according to claim 1, characterized in that: The inner end of the top of the bracket (3) is connected to a reciprocating screw (12) via a bearing, and an impeller (13) is fixed to the top of the reciprocating screw (12).

6. The reducer housing with oil filtering function according to claim 5, characterized in that: The impeller (13) is arranged inside the filter screen (4), and a gap exists between the outer wall of the impeller (13) and the inner wall of the filter screen (4).

7. The reducer housing with oil filtering function according to claim 5, characterized in that: The reciprocating screw rod (12) is threadedly connected with bristles (14), and the outer wall of the bristles (14) is arranged to fit the inner wall of the filter screen (4) through the bracket (3).

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