CN219413476U - Gearbox output semi-axis oil blanket protection architecture - Google Patents

Abstract

The utility model discloses a transmission output half shaft oil seal protection structure which comprises a protection sleeve, wherein the inner wall of the protection sleeve is in threaded connection with a protection inner cover, the top end of the protection inner cover is fixedly provided with a border, the outer wall of the protection inner cover is sleeved with a first sealing ring, the first sealing ring is positioned below the border, and the outer wall of the border is sleeved with a second sealing ring. Place clearance structure, clear up the position of second sealing washer and first sealing washer and border, avoid the residue of dust, with the inside of protecting cover spiro union to the protective sheath again, the surface of protective sheath sets up a blind hole, use appurtenance such as screwdriver, insert the inside of blind hole and conveniently rotate protective housing, the protective cover is placed inside the protective sheath after, also avoid the mistake to touch and take off protective cover, still avoid simultaneously being used for lubricating oil seal to spill, prevent dust impurity etc. to lead to the rotten of lubricating oil, seal up many times, strengthen sealed effect, improve security performance, increase the durability.

Description

Gearbox output semi-axis oil blanket protection architecture

Technical Field

The utility model relates to the technical field of gearboxes, in particular to a gearbox output half shaft oil seal protection structure.

Background

The transmission output half shaft oil seal protection structure is a very important part in an automobile transmission, the main effect of the output half shaft oil seal is to prevent oil leakage in the rotation process of a transmission output shaft, modern automobile manufacturers can design multiple protection measures for better protecting the transmission output half shaft oil seal, the design of a sealing sleeve, a double oil seal and the like is mainly included around the output shaft sealing ring, the design can reduce the risk of oil leakage, the service life of the oil seal can be ensured, the normal operation of a vehicle is ensured, and meanwhile, the maintenance cost is reduced.

Disclosure of Invention

The utility model aims to provide a transmission output half shaft oil seal protection structure so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a gearbox output semi-axis oil blanket protective structure, includes the protective sheath, the inner wall spiro union of protective sheath has the protection inner cup, the top fixedly mounted of protection inner cup has the border, the outer wall of protection inner cup joints first sealing washer, first sealing washer is located the border below, the second sealing washer has been cup jointed to the outer wall of border, the inner wall top spiro union of protective sheath has the protection enclosing cover, install clearance structure between protection enclosing cover and the protection inner cup.

Preferably, the cleaning structure comprises a loop bar, the loop bar penetrates through the protective outer cover, the bottom plate is installed at the top end of the loop bar, the supporting rod is inserted into the inner wall of the loop bar, the partition plate is fixedly assembled at the bottom end of the supporting rod and located on the second sealing ring, a plurality of through holes are formed in the surface of the partition plate, a plurality of brushes are fixedly assembled on the bottom surface of the partition plate and are arranged in a staggered mode, the brushes are located between the edge and the second sealing ring, a rubber ring is fixedly assembled on the surface of the partition plate, and the rubber ring is located above the through holes.

Preferably, a bearing is arranged between the loop bar and the protective outer cover.

Preferably, a rubber ring is arranged between the bottom plate and the protective outer cover.

Preferably, the surface of the bottom plate is fixedly provided with a bump.

Preferably, a plurality of through holes and a plurality of hairbrushes are arranged in a staggered mode, and the number of the through holes is the same as that of the hairbrushes.

Compared with the prior art, the utility model has the beneficial effects that: the utility model provides a gearbox output semi-axis oil blanket protection architecture, through the cooperation of two sealing washer, at first place first sealing washer in the inside of protecting bush, insert and spiro union protective cover, the border is suppressed first sealing washer this moment, carry out first sealing, place the second sealing washer around the border afterwards, place the clearance structure, clear up the position of second sealing washer and first sealing washer and border, avoid the residue of dust, the inside of protecting cover spiro union protective sheath is received again to the protection enclosing cover, the surface of protecting cover sets up a blind hole, when rotating the protecting enclosing cover, appurtenance such as screwdriver is used, the inside of inserting the blind hole is convenient to rotate protective housing, the protecting enclosing cover is placed in the inside back of protecting bush, also avoid the mistake to touch and take off the protecting enclosing cover, still avoid being used for the lubricating oil leakage of oil blanket simultaneously, prevent that dust impurity etc. from leading to the rotten of lubricating oil, seal is sealed many times, strengthen the effect of sealing, improve the security performance, increase durability.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model.

Fig. 2 is a schematic cross-sectional view of a protective sleeve according to the present utility model.

Fig. 3 is a cross-sectional view of the structure of the present utility model.

Fig. 4 is a bottom view of the baffle structure of the present utility model.

In the figure: 1. a protective sleeve; 2. a protective inner cover; 3. an edge; 4. a first seal ring; 5. a second seal ring; 6. a through hole; 7. a brush; 8. a rubber ring; 9. a partition plate; 10. a rubber ring; 11. a bottom plate; 12. a support rod; 13. a loop bar; 14. a bearing; 15. a bump; 16. and a protective outer cover.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a gearbox output semi-axis oil blanket protective structure, includes protective sheath 1, protective sheath 1's inner wall spiro union has protective inner cup 2, protective inner cup 2's top fixed mounting has border 3, protective inner cup 2's outer wall has cup jointed first sealing washer 4, and first sealing washer 4 is located border 3 below, and second sealing washer 5 has been cup jointed to border 3's outer wall, protective sheath 1's inner wall top spiro union has protective outer cover 16, installs the clearance structure between protective outer cover 16 and the protective inner cup 2.

The protective sheath 1 is prior art, install on the gearbox, the concrete use is not made excessively here and is repeated, at first place first sealing washer 4 in the inside of protective sheath 1, insert and spiro union protective inner cup 2, border 3 suppresses first sealing washer 4 this moment, carry out first sealing, place second sealing washer 5 around border 3 afterwards, place clearance structure, clear up the position of second sealing washer 5 and first sealing washer 4 and border 3, avoid the residual of dust, pour into lubricating oil after the clearance is accomplished, in the position of gap, for conveniently pour into and need use appurtenance such as syringe, avoid falling into the dust once more, with protective outer cup 16 spiro union to protective sheath 1's inside, protective sheath 1's surface sets up a blind hole, when rotating protective outer cup 16, appurtenance such as screwdriver is used, insert the inside of blind hole and conveniently rotate protective housing, protective outer cup 16 is placed in protective sheath 1 inside after, also avoid the mistake to touch and take off protective outer cup 16, seal once more, strengthen sealed effect.

Specifically, the clearance structure includes loop bar 13, loop bar 13 runs through protective outer lid 16, bottom plate 11 is installed on the top of loop bar 13, peg graft and have branch 12 to the inner wall of loop bar 13, the bottom fixed mounting of branch 12 has baffle 9, baffle 9 is located second sealing washer 5, a plurality of through-holes 6 have been seted up on the surface of baffle 9, the bottom surface fixed mounting of baffle 9 has a plurality of brushes 7, a plurality of through-holes 6 and the crisscross setting of brush 7, brush 7 is located between border 3 and the second sealing washer 5, the fixed surface mounting of baffle 9 has rubber ring 8, rubber ring 8 is located a plurality of through-holes 6 top.

The cleaning structure can clean dust and chips and the like near the inner protecting cover 2, when the inner protecting cover 2 is installed and the outer protecting cover 16 is installed in the using process, the second sealing ring 5 is firstly arranged near the edge 3 on the inner protecting cover 2, the baffle plate 9 is arranged inside the protecting cover 1, the hairbrush 7 stretches into the gap position between the second sealing ring 5 and the edge 3 as shown in figure 3, the outer protecting cover 16 is not installed inside the protecting cover 1 and is only arranged at the top position of the protecting cover 1, the screwing installation is not performed, the supporting rod 12 and the sleeve rod 13 are in an elongated state, the sections of the supporting rod 12 and the sleeve rod 13 are quadrilateral, the sleeve rod 13 can drive the supporting rod 12 to rotate, namely, most of the supporting rod 12 is positioned outside the sleeve rod 13, the inner ring and the outer ring of the rubber ring 8 are fixed on the partition plate 9, the middle position of the rubber ring 8 bulges, the cross section is shown in fig. 3, the bottom plate 11 is rotated to drive the partition plate 9 to rotate through the loop bar 13 and the supporting rod 12, the hairbrush 7 on the partition plate 9 is continuously contacted with the gap position, dust clamped before is brought into the gap, the protective outer cover 16 is pressed downwards rapidly, the rubber ring 8 is extruded rapidly, air in the rubber ring 8 is discharged from the position of the through hole 6, air is sucked from the through hole 6 rapidly, dust is sucked into the rubber ring 8, after repeated times, the protective outer cover 16 is rotated, the protective outer cover 16 is screwed into the protective sleeve 1, the pressure of the rubber ring 8 is gradually increased, and the dust in the rubber ring 8 is not blown out again.

Specifically, a bearing 14 is installed between the stem 13 and the shield cover 16.

The bearing 14 is arranged on the protective outer cover 16, the sleeve rod 13 penetrates through the bearing 14, friction force generated when the sleeve rod 13 rotates can be reduced in the using process, and meanwhile, gaps between the protective outer cover 16 and the sleeve rod 13 can be shielded by the bearing 14.

Specifically, a rubber ring 10 is provided between the base plate 11 and the protective outer cover 16.

The gap between the base plate 11 and the protective outer cover 16 is sealed with a rubber ring 10.

Specifically, the surface of the base plate 11 is fixedly fitted with the bumps 15.

The bump 15 is arranged on the surface of the bottom plate 11, the bump 15 can increase the contact area with the bottom plate 11, and the bottom plate 11 is rotated through the contact bump 15, so that the use is more convenient.

Specifically, the through holes 6 and the brushes 7 are arranged alternately, and the number of the through holes 6 is the same as that of the brushes 7.

The distribution of the through holes 6 and the brushes 7 is shown in fig. 4.

Working principle: firstly, place first sealing washer 4 in the inside of protective sheath 1, insert and spiro union protection inner cup 2, border 3 suppresses first sealing washer 4 this moment, seal for the first time, later place second sealing washer 5 around border 3, place clearance structure, clear up the position of second sealing washer 5 and first sealing washer 4 and border 3, avoid the residual of dust, the oiling after the clearance is accomplished, carry out the processing of oil blanket, with the inside of protective sheath 1 of protective outer cover 16 spiro union again, seal, strengthen sealed effect.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a gearbox output semi-axis oil blanket protection architecture, includes protective sheath (1), its characterized in that: the inner wall spiro union of protective sheath (1) has protection inner cup (2), the top fixedly mounted of protection inner cup (2) has border (3), first sealing washer (4) have been cup jointed to the outer wall of protection inner cup (2), first sealing washer (4) are located border (3) below, second sealing washer (5) have been cup jointed to the outer wall of border (3), the inner wall top spiro union of protective sheath (1) has protection enclosing cover (16), install clearance structure between protection enclosing cover (16) and the protection inner cup (2).

2. The transmission output half shaft oil seal protection structure according to claim 1, wherein: the cleaning structure comprises a loop bar (13), the loop bar (13) penetrates through a protective outer cover (16), a bottom plate (11) is arranged at the top end of the loop bar (13), a supporting rod (12) is inserted into the inner wall of the loop bar (13), a partition plate (9) is fixedly arranged at the bottom end of the supporting rod (12), the partition plate (9) is located on a second sealing ring (5), a plurality of through holes (6) are formed in the surface of the partition plate (9), a plurality of brushes (7) are fixedly arranged on the bottom surface of the partition plate (9), the through holes (6) and the brushes (7) are staggered, the brushes (7) are located between the edge (3) and the second sealing ring (5), a rubber ring (8) is fixedly arranged on the surface of the partition plate (9), and the rubber ring (8) is located above the through holes (6).

3. The transmission output half shaft oil seal protection structure according to claim 2, wherein: a bearing (14) is arranged between the loop bar (13) and the protective outer cover (16).

4. The transmission output half shaft oil seal protection structure according to claim 2, wherein: a rubber ring (10) is arranged between the bottom plate (11) and the protective outer cover (16).

5. The transmission output half shaft oil seal protection structure according to claim 2, wherein: the surface of the bottom plate (11) is fixedly provided with a lug (15).

6. The transmission output half shaft oil seal protection structure according to claim 2, wherein: the through holes (6) and the brushes (7) are arranged in a staggered mode, and the number of the through holes (6) is the same as that of the brushes (7).