Retaining ring for gearbox

Abstract

The utility model discloses a check ring for a gearbox, and relates to the technical field of gearboxes. The positioning device comprises an upper check ring, a lower check ring is arranged at the lower end of the upper check ring, two positioning blocks are fixedly arranged on the outer surface of each of the upper check ring and the lower check ring, a positioning screw is arranged in each two positioning blocks, and the upper check ring and the lower check ring can be limited and fixed through the positioning screws. The outer surfaces of the two positioning screw rods are both sleeved with positioning nuts in a threaded mode, the outer surface of the upper check ring and the outer surface of the lower check ring are both fixedly provided with fixing blocks, and a fixing screw rod is jointly arranged in the two fixing blocks. According to the check ring for the gearbox, the connecting position can be well fixed and limited when the check ring for the gearbox is installed, and the check ring for the gearbox can be well adjusted according to the diameter of the connecting position when the check ring for the gearbox is installed through the adjusting screw rod.

Description

Technical Field

[0001] The utility model relates to the technical field of gearboxes, in particular to a retaining ring used for a gearbox. Background Art

[0002] A retaining ring is installed on a grooved shaft to prevent the axial movement of fixed parts. The inner diameter of this type of retaining ring is slightly smaller than the diameter of the assembly shaft.

[0003] However, the prior art still has the following problems:

[0004] Firstly, when assembling the retaining rings used in the prior art gearboxes, most of the retaining rings used in the gearboxes cannot well fix and limit the connection during installation, which causes the internal connection of the gearbox to become loose after long-term use.

[0005] Secondly, when assembling the retaining rings for the gearboxes in the prior art, most of the retaining rings for the gearboxes cannot be adjusted well according to the diameter of the connection during installation, which causes the retaining rings for the gearboxes to be easily damaged during installation.

[0006] In view of the above problems, the inventor proposes a retaining ring for a gearbox to solve the above problems. Utility Model Content

[0007] In order to solve the problem that most retaining rings used in gearboxes cannot fix and limit the connection well during installation and most retaining rings used in gearboxes cannot be adjusted well according to the diameter of the connection during installation; the purpose of the utility model is to provide a retaining ring for a gearbox.

[0008] The lockhole that is formed on the upper and lower surfaces of the two guide wheels is formed on the two guide wheels, and the two guide wheels have the shape of a bolt, and a bolt has a round shank to move relative to the two guide wheels.

[0009] Preferably, an adjustment block is fixedly provided on one side of the four positioning blocks, an adjustment screw is commonly provided inside every two of the adjustment blocks, an adjustment nut is threadedly sleeved on the outer surfaces of the two adjustment screws, anti-slip grooves are provided on the inner surfaces of the upper retaining ring and the lower retaining ring, adjustment grooves respectively used in conjunction with the two adjustment screws are provided on one side of the four adjustment blocks, anti-slip rubber rings are fixedly provided on the inner surfaces of the two anti-slip grooves, and the two adjustment blocks are made of soft materials.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] 1. The utility model uses a positioning screw and a fixing screw to limit and fix the two connecting parts when the retaining ring for the gearbox is installed, so that the retaining ring for the gearbox can well fix and limit the connecting parts when it is installed;

[0012] 2. The utility model uses an adjusting screw to enable the retaining ring for the gearbox to be adjusted and fixed according to the diameter of the connection during installation, thereby achieving that the retaining ring for the gearbox can be well adjusted according to the diameter of the connection during installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 It is a schematic diagram of the structure of the utility model.

[0015] Figure 2 It is a partial structural schematic diagram of the utility model.

[0016] Figure 3 It is a partial structural schematic diagram of the utility model.

[0017] In the figure: 1. upper retaining ring; 2. lower retaining ring; 20. positioning screw; 21. positioning block; 22. positioning groove; 23. positioning nut; 24. fixing nut; 25. fixing groove; 26. fixing block; 27. fixing screw; 30. adjusting screw; 31. adjusting block; 32. adjusting groove; 33. adjusting nut; 34. anti-skid rubber ring; 35. anti-skid groove. DETAILED DESCRIPTION

[0018] 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.

[0019] Embodiment 1: Figure 1-2 As shown, the utility model provides a retaining ring for a gearbox, comprising an upper retaining ring 1, a lower retaining ring 2 is provided at the lower end of the upper retaining ring 1, two positioning blocks 21 are fixedly provided on the outer surfaces of the upper retaining ring 1 and the lower retaining ring 2, a positioning screw 20 is commonly provided inside each of the two positioning blocks 21, and a positioning nut 23 is threadedly sleeved on the outer surfaces of the two positioning screws 20, a fixing block 26 is fixedly provided on the outer surfaces of the upper retaining ring 1 and the lower retaining ring 2, a fixing screw 27 is commonly provided inside the two fixing blocks 26, and a fixing nut 24 is threadedly sleeved on the outer surfaces of the fixing screws 27.

[0020] The upper ends of the four positioning blocks 21 are provided with positioning grooves 22 respectively used in conjunction with the two positioning screws 20, and the upper ends of the two fixing blocks 26 are provided with fixing grooves 25 used in conjunction with the fixing screws 27. The upper retaining ring 1 and the lower retaining ring 2 are both made of soft metal.

[0021] When it is necessary to install a retaining ring in the gearbox, the upper retaining ring 1 and the lower retaining ring 2 are put on the outer surfaces of the two joints, and then the positioning nut 23 on the positioning screw 20 is rotated so that the positioning screw 20 can slide in the positioning groove 22 on the positioning block 21, and then the fixing nut 24 on the fixing screw 27 is rotated so that the fixing screw 27 can slide in the fixing groove 25 on the fixing block 26, so that the two joints can be clamped and fixed by the upper retaining ring 1 and the lower retaining ring 2.

[0022] The positioning screw 20 can slide on the inner surface of the positioning groove 22 through the positioning groove 22, and the fixing screw 27 can slide on the inner surface of the fixing groove 25 through the fixing groove 25. The upper retaining ring 1 and the lower retaining ring 2 can be bent to a certain extent during installation, so that the retaining ring used for the gearbox can be well fixed and limited at the connection during installation.

[0023] Embodiment 2: Figure 3 As shown, an adjustment block 31 is fixedly provided on one side of the four positioning blocks 21, and an adjustment screw 30 is commonly provided inside every two adjustment blocks 31. An adjustment nut 33 is threadedly sleeved on the outer surfaces of the two adjustment screws 30, and an anti-slip groove 35 is provided on the inner surfaces of the upper retaining ring 1 and the lower retaining ring 2.

[0024] One side of the four adjustment blocks 31 is provided with an adjustment groove 32 respectively used in conjunction with the two adjustment screws 30 , and the inner surfaces of the two anti-skid grooves 35 are fixed with anti-skid rubber rings 34 . Both adjustment blocks 31 are made of soft material.

[0025] When it is necessary to install a retaining ring in the gearbox, the adjusting nut 33 on the adjusting screw 30 is rotated so that the adjusting screw 30 can slide in the adjusting groove 32 on the adjusting block 31 . The adjusting block 31 can bend to a certain extent when moving to cooperate with the sliding of the adjusting screw 30 .

[0026] The adjusting screw 30 can slide in the adjusting groove 32 through the adjusting groove 32, and the anti-skid rubber ring 34 in the anti-skid groove 35 can prevent the retaining ring from sliding. The adjusting block 31 can be bent to a certain extent during installation, so that the retaining ring for the gearbox can be well adjusted according to the diameter of the connection during installation.

[0027] Working principle: When it is necessary to install the retaining ring in the gearbox, the upper retaining ring 1 and the lower retaining ring 2 are sleeved on the outer surfaces of the two joints, and then the positioning nut 23 on the positioning screw 20 is rotated so that the positioning screw 20 can slide in the positioning groove 22 on the positioning block 21, and then the fixing nut 24 on the fixing screw 27 is rotated so that the fixing screw 27 can slide in the fixing groove 25 on the fixing block 26, so that the two joints can be clamped and fixed by the upper retaining ring 1 and the lower retaining ring 2, the positioning screw 20 can slide on the inner surface of the positioning groove 22 through the positioning groove 22, and the fixing screw 27 can slide on the inner surface of the fixing groove 25 through the fixing groove 25, and the upper retaining ring 1 and the lower retaining ring 2 can be installed together. The adjusting block 31 can be bent to a certain extent when moving to cooperate with the sliding of the adjusting screw 30. The adjusting screw 30 can slide in the adjusting groove 32 through the adjusting groove 32. The anti-slip rubber ring 34 in the anti-slip groove 35 can prevent the retaining ring from sliding. The adjusting block 31 can be bent to a certain extent when installing, so that the retaining ring for the gearbox can be well adjusted according to the diameter of the connection when installing.

[0028] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A retaining ring for a gearbox, comprising an upper retaining ring (1), characterized in that: A lower retaining ring (2) is provided at the lower end of the upper retaining ring (1); two positioning blocks (21) are fixedly provided on the outer surfaces of the upper retaining ring (1) and the lower retaining ring (2); a positioning screw (20) is commonly provided inside each of the two positioning blocks (21); a positioning nut (23) is threadedly sleeved on the outer surfaces of the two positioning screws (20); a fixing block (26) is fixedly provided on the outer surfaces of the upper retaining ring (1) and the lower retaining ring (2); a fixing screw (27) is commonly provided inside the two fixing blocks (26); a fixing nut (24) is threadedly sleeved on the outer surfaces of the fixing screws (27).

2. A retaining ring for a gearbox as claimed in claim 1, characterized in that: An adjustment block (31) is fixedly provided on one side of each of the four positioning blocks (21); an adjustment screw (30) is commonly provided inside each of the two adjustment blocks (31); an adjustment nut (33) is threadedly sleeved on the outer surfaces of the two adjustment screws (30); and anti-slip grooves (35) are provided on the inner surfaces of the upper retaining ring (1) and the lower retaining ring (2).

3. A retaining ring for a gearbox as claimed in claim 1, characterized in that: The upper ends of the four positioning blocks (21) are each provided with a positioning groove (22) for use with the two positioning screws (20) respectively.

4. A retaining ring for a gearbox as claimed in claim 1, characterized in that: The upper ends of the two fixing blocks (26) are each provided with a fixing groove (25) for use with a fixing screw rod (27).

5. A retaining ring for a gearbox as claimed in claim 1, characterized in that: The upper retaining ring (1) and the lower retaining ring (2) are both made of soft metal.

6. A retaining ring for a gearbox as claimed in claim 2, characterized in that: One side of each of the four adjusting blocks (31) is provided with an adjusting slot (32) for use with two adjusting screw rods (30) respectively.

7. A retaining ring for a gearbox as claimed in claim 2, characterized in that: Anti-slip rubber rings (34) are fixedly provided on the inner surfaces of the two anti-slip grooves (35).

8. A retaining ring for a gearbox as claimed in claim 2, characterized in that: The two adjustment blocks (31) are both made of soft material.

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