Drive axle anti-vibration block

Abstract

The utility model discloses a drive axle anti-vibration block which comprises a balancing weight, a vibration isolation structure and an adjustable installation structure, the vibration isolation structure is installed on the balancing weight, the adjustable installation structure is installed on the vibration isolation structure, and an installation hole is formed in the balancing weight. Under the cooperation of the rubber sleeve, the rubber gasket and the rubber gasket, complete isolation between the rigid balancing weight and the rigid mounting plate is achieved, the anti-vibration quality is improved, in the mounting process, the L-shaped frame plate is used for being attached to the drive axle, the L-shaped frame plate is stretched to move in the fixing sleeve, the position of a mounting point position is adjusted, and the mounting quality is improved. And then positioning bolts penetrate through the insertion holes and the fixing sleeves and are connected through positioning nuts, so that position adjustment of the installation point positions is achieved, the drive axle anti-vibration block can be used in different installation positions and different installation spaces, and the use range is widened.

Description

Technical Field

[0001] The utility model relates to the technical field of vibration damping blocks, in particular to a vibration damping block for a driving axle. Background Technique

[0002] There is a vibration damping block for a driving axle with a publication number of CN219774673U in the prior art, which relates to the field of automotive parts production and manufacturing. It includes a mounting bracket and a rigid mass block of the driving axle arranged on the mounting bracket. The rigid mass block of the driving axle includes a connecting part and a counterweight part. The counterweight part is a hexahedron structure. The surface of the counterweight part close to the connecting part is the front surface of the counterweight part, and the surface of the counterweight part far from the connecting part is the rear surface of the counterweight part. The upper surface of the counterweight part is connected to the front surface and the rear surface through a rounded corner structure, and the lower surface of the counterweight part is connected to the rear surface through a rounded corner structure. The lower surface of the counterweight part is an inclined surface that gradually rises from the rear surface to the front surface. The vertical length of the front surface of the counterweight part is less than the vertical length of the rear surface. However, in this patent document, the interval space between the counterweight part and the mounting point part is not adjustable, and the mounting point part is also not adjustable, and it cannot be adjusted for use according to different shapes and models of driving axles, which is not convenient for meeting the use of different mounting positions and different mounting spaces, resulting in limited use range.

[0003] In view of the above problems, there may already be technical means to solve them in the prior art, but this case wants to provide an alternative or replacement technical solution. Content of the Utility Model

[0004] To solve the problems raised in the background technique, the utility model is realized through the following technical solutions: A vibration damping block for a driving axle includes a counterweight block, a vibration isolation structure, and an adjustable mounting structure. The vibration isolation structure is mounted on the counterweight block, and the adjustable mounting structure is mounted on the vibration isolation structure. Mounting holes are provided on the counterweight block.

[0005] The vibration isolation structure includes a rubber sleeve, the rubber sleeve is inserted into the mounting hole, a rubber gasket is movably sleeved on the rubber sleeve, the rubber gasket is movably attached to the lower wall surface of the counterweight block, a mounting plate is sleeved on the rubber sleeve, the mounting plate is movably attached to the lower wall surface of the rubber gasket, a connecting bolt is inserted into the rubber sleeve, the connecting bolt is movably attached to the mounting plate, a rubber washer is sleeved on the connecting bolt, and a connecting nut is also sleeved on the connecting bolt. The connecting nut is movably attached to the upper wall surface of the rubber washer.

[0006] The adjustable mounting structure includes a fixed sleeve, the fixed sleeve is mounted on the lower wall surface of the mounting plate, an L-shaped frame plate is movably inserted into the fixed sleeve, a plurality of insertion holes are longitudinally and equidistantly arranged on the L-shaped frame plate, a positioning bolt passes through one of the plurality of insertion holes, the positioning bolt also passes through the fixed sleeve, and a positioning nut is sleeved on the positioning bolt.

[0007] Preferably, a fixing hole is formed on the lower wall surface of the L-shaped frame plate.

[0008] Preferably, the number of the mounting holes is more than 1.

[0009] Preferably, the number of the adjustable mounting structures is more than 1.

[0010] Preferably, the cross-section of the fixed sleeve is a rectangular structure.

[0011] Preferably, the thickness dimension of one end of the counterweight block is larger than the thickness dimension of the other end of the counterweight block.

[0012] Beneficial effects

[0013] The utility model provides a vibration-proof block for a driving axle. Compared with the prior art, the following beneficial effects are achieved: with the cooperation of the rubber sleeve, the rubber gasket and the rubber washer, complete isolation between the rigid counterweight block and the rigid mounting plate is realized, the anti-vibration quality is improved. During installation, the L-shaped frame plate is used to fit the driving axle. By stretching the L-shaped frame plate, the L-shaped frame plate moves in the fixed sleeve to adjust the position of the installation point. Then, the positioning bolt passes through the insertion hole and the fixed sleeve, and is connected by the positioning nut, so as to realize the position adjustment of the installation point, making the vibration-proof block of the driving axle meet the use requirements of different installation positions and different installation spaces, and expanding the scope of use. Description of the drawings

[0014] Figure 1 It is a three-dimensional structure diagram of a vibration-proof block for a driving axle of the utility model.

[0015] Figure 2 It is a front view structure diagram of a vibration-proof block for a driving axle of the utility model.

[0016] Figure 3 It is a sectional structure diagram taken along line A-A of a vibration-proof block for a driving axle of the utility model Figure 2 in the utility model.

[0017] In the figure: 1, counterweight block; 2, rubber sleeve; 3, rubber gasket; 4, mounting plate; 5, connecting bolt; 6, rubber washer; 7, connecting nut; 8, fixed sleeve; 9, L-shaped frame plate; 10, positioning bolt; 11, positioning nut; 12, fixing hole. Detailed implementation manners

[0018] Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0019] Embodiment: Please refer to Figures 1-3 , in order to enable the vibration damping block of the drive axle to match drive axles of different shapes and models and expand its application range, this technical solution is designed. The detailed technical solution is as follows:

[0020] A vibration damping block for a drive axle includes a counterweight block 1, a vibration isolation structure, and an adjustable mounting structure. The vibration isolation structure is installed on the counterweight block 1, and the adjustable mounting structure is installed on the vibration isolation structure. An installation hole is provided on the counterweight block 1;

[0021] Specifically, the vibration isolation structure includes a rubber sleeve 2. The rubber sleeve 2 is inserted into the installation hole. A rubber gasket 3 is movably sleeved on the rubber sleeve 2. The rubber gasket 3 is movably attached to the lower wall surface of the counterweight block 1. An installation plate 4 is sleeved on the rubber sleeve. The installation plate 4 is movably attached to the lower wall surface of the rubber gasket 3. A connecting bolt 5 is inserted into the rubber sleeve 2. The connecting bolt 5 is movably attached to the installation plate 4. A rubber washer 6 is sleeved on the connecting bolt 5. A connecting nut 7 is also sleeved on the connecting bolt 5. The connecting nut 7 is movably attached to the upper wall surface of the rubber washer 6;

[0022] The vibration damping block of the drive axle is installed on the drive axle through the adjustable mounting structure. The connecting bolt 5 and the connecting nut 7 clamp and install the counterweight block 1, the rubber gasket 3, and the installation plate 4. Among them, the rubber gasket 3 is used to isolate the vibration between the counterweight block 1 and the installation plate 4, the rubber sleeve 2 is used to isolate the vibration between the counterweight block 1, the installation plate 4 and the connecting bolt 5, and the rubber washer 6 is used to isolate the vibration between the connecting nut 7 and the counterweight block 1. With the cooperation of the rubber sleeve 2, the rubber gasket 3, and the rubber washer 6, complete isolation between the rigid counterweight block 1 and the rigid installation plate 4 is achieved, improving the anti-vibration quality;

[0023] Specifically, the adjustable mounting structure includes a fixed sleeve 8. The fixed sleeve 8 is installed on the lower wall surface of the installation plate 4. An L-shaped frame plate 9 is movably inserted into the fixed sleeve 8. A plurality of insertion holes are longitudinally and equidistantly provided on the L-shaped frame plate 9. One of the plurality of insertion holes is penetrated by a positioning bolt 10. The positioning bolt 10 also penetrates through the fixed sleeve 8. A positioning nut 11 is sleeved on the positioning bolt 10;

[0024] During installation, the L-shaped frame plate 9 is used to fit the drive axle. By stretching the L-shaped frame plate 9, the L-shaped frame plate 9 moves in the fixed sleeve 8 to adjust the position of the installation point. Subsequently, the positioning bolt 10 is penetrated through the insertion hole and the fixed sleeve 8, and then connected through the positioning nut 11 to realize the position adjustment of the installation point, enabling the vibration damping block of the drive axle to meet the use requirements of different installation positions and different installation spaces, and expanding the application range;

[0025] Preferably, further, a fixing hole 12 is formed in the lower wall surface of the L-shaped plate 9 for inserting a bolt to connect the L-shaped plate 9 with the drive axle;

[0026] Preferably, further, the number of the mounting holes is more than 1.

[0027] Preferably, further, the number of the adjustable mounting structures is more than 1.

[0028] Preferably, further, the cross section of the fixing sleeve 8 is a rectangular structure for preventing the L-shaped plate 9 from rotating in the fixing sleeve 8.

[0029] Preferably, further, the thickness dimension of one end of the counterweight 1 is larger than that of the other end of the counterweight 1.

[0030] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A vibration damping block for a drive axle, comprising a counterweight (1), a vibration isolation structure, and an adjustable mounting structure. The vibration isolation structure is mounted on the counterweight (1), and the adjustable mounting structure is mounted on the vibration isolation structure, characterized in that, The counterweight block (1) is provided with mounting holes; The vibration isolation structure includes a rubber sleeve (2), the rubber sleeve (2) is inserted into the mounting hole, a rubber gasket (3) is movably sleeved on the rubber sleeve (2), the rubber gasket (3) is movably attached to the lower wall surface of the counterweight block (1), a mounting plate (4) is sleeved on the rubber sleeve, the mounting plate (4) is movably attached to the lower wall surface of the rubber gasket (3), a connecting bolt (5) is inserted into the rubber sleeve (2), the connecting bolt (5) is movably attached to the mounting plate (4), a rubber washer (6) is sleeved on the connecting bolt (5), and a connecting nut (7) is also sleeved on the connecting bolt (5), the connecting nut (7) is movably attached to the upper wall surface of the rubber washer (6); The adjustable mounting structure includes a fixed sleeve (8), the fixed sleeve (8) is installed on the lower wall surface of the mounting plate (4), an L-shaped frame plate (9) is movably inserted into the fixed sleeve (8), a plurality of insertion holes are longitudinally and equidistantly formed on the L-shaped frame plate (9), a positioning bolt (10) penetrates through one of the plurality of insertion holes, the positioning bolt (10) also penetrates through the fixed sleeve (8), and a positioning nut (11) is sleeved on the positioning bolt (10).

2. The anti-vibration block for a drive axle according to claim 1, characterized in that, A fixing hole (12) is formed on the lower wall surface of the L-shaped frame plate (9).

3. The anti-vibration block for a drive axle according to claim 1, characterized in that, The number of the mounting holes is more than 1.

4. The anti-vibration block for a drive axle according to claim 1, characterized in that The number of the adjustable mounting structures is more than 1.

5. The anti-vibration block for a drive axle according to claim 1, characterized in that, The cross section of the fixed sleeve (8) is a rectangular structure.

6. The anti-vibration block for a drive axle according to claim 1, wherein The thickness dimension of one end of the counterweight block (1) is larger than the thickness dimension of the other end of the counterweight block (1).

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