CN218510037U

CN218510037U - Transmission shaft is dirt proof boot for ball cage with leak protection oil function

Info

Publication number: CN218510037U
Application number: CN202222798264.9U
Authority: CN
Inventors: 周浩
Original assignee: Qingdao Fengruiyuan Auto Parts Co ltd
Current assignee: Qingdao Fengruiyuan Auto Parts Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-02-21
Anticipated expiration: 2032-10-24

Abstract

The utility model discloses a transmission shaft ball cage is with dirt proof boot with leak protection oil function relates to the dirt proof boot field, including the mounting panel, one side installation of mounting panel has the iron cover, and one side of iron cover is equipped with the dirt proof boot, and one side of dirt proof boot is equipped with the bearing cap, and the inside of dirt proof boot is equipped with the bearing, and the inside of bearing is provided with lubricated subassembly, and the inside of bearing is equipped with pops out the subassembly, pops out the subassembly including the activity chamber. The utility model discloses a be provided with lubricating assembly, when the need oiling so that lubricate between countershaft bar and bearing, the user's accessible rotates the shutoff piece, the shutoff piece can drive the inlet port after rotating and rotate, make the inlet port align with the oil filler point, can pour into lubricating oil to the inlet port this moment, lubricating oil then passes through the oil filler point, the oil through cavity, the inner wall that flows to the bearing with the oil extraction hole, so that lubricate the contact site between bearing and axostylus axostyle, slow down the rate of wear of bearing and axostylus axostyle, and then improved the life of bearing and axostylus axostyle.

Description

Transmission shaft is dirt proof boot for ball cage with leak protection oil function

Technical Field

The utility model relates to a dirt proof boot field specifically is a transmission shaft dirt proof boot for ball cage with leak protection oil function.

Background

The dirt proof boot is one of the essential device in the transmission shaft ball cage, and its can the dress cover in the outside of transmission shaft ball cage, protects it and plays dirt-proof effect, and because the condition that appears bearing cap position department oil leak on the dirt proof boot easily takes place, consequently can set up the sealing washer in the dirt proof boot for the sealing washer closely laminates with the transmission shaft, in order to prevent the oil leak.

According to the chinese patent with publication number CN216742518U discloses a driving shaft dirt proof boot for ball cage with leak protection oil function, this utility model discloses an install the lantern ring, the staff can be when installing the device, insert the inboard of the lantern ring towards the iron cover to thumb web, insert the inboard of dactylotheca with forefinger and middle finger afterwards, cooperate the connection effect of piece under the support of the lantern ring, dactylotheca and interior pad afterwards, what make the staff can stabilize holds the iron cover and carry out the installation work, it is convenient for the staff body.

In view of the above disclosure, the inventor believes that the transmission shaft may rub against the bearing after rotating, and it is difficult to add the lubricant into the gap between the transmission shaft and the bearing, which may cause the transmission shaft or the bearing to be worn for a long time, thereby reducing the service life of the transmission shaft or the bearing.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims at providing a transmission shaft dirt proof boot for ball cage with leak protection oil function to it is difficult to add lubricating oil to the technical problem of clearance department between transmission shaft and bearing so that lubricate both to solve.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a transmission shaft dirt proof boot for ball cage with leak protection oil function, includes the mounting panel, the iron cover is installed to one side of mounting panel, one side of iron cover is equipped with the dirt proof boot, one side of dirt proof boot is equipped with the bearing cap, the inside of dirt proof boot is equipped with the bearing, the inside of bearing is provided with lubricating assembly, the inside of bearing is equipped with pops out the subassembly, it includes the activity chamber to pop out the subassembly, spring and ejector pin are installed to inside one side in activity chamber, the one end of spring is connected with the loose ring, the inside in activity chamber is equipped with the push rod, the one end of push rod is connected with the second sealing washer.

Through adopting above-mentioned technical scheme, the activity ring can extrude the spring when the activity intracavity portion slides for the spring atress compression, so that subsequent activity ring resets.

Furthermore, lubricating component is including leading the oil ring, leading oil pocket, oil drain hole, logical oilhole, oil filler point and recess, the ball groove has been seted up to the inside of recess, the inside in ball groove is equipped with a plurality of balls, and is a plurality of be connected with the shutoff piece between the ball, the inlet port has been seted up on the shutoff piece.

Through adopting above-mentioned technical scheme, when the needs oiling, user's accessible rotates the shutoff piece, can drive the inlet port after the shutoff piece rotates and rotate for the inlet port aligns with the filler hole.

Further, the bottom and the oil filler point contact of shutoff piece, the shutoff piece passes through ball and ball groove sliding connection.

Through adopting above-mentioned technical scheme, but the shutoff oil filler point of shutoff piece prevents that outside impurity from dropping to the inside of oil filler point.

Furthermore, the diameter of the oil inlet is the same as that of the oil filling hole, and a through hole is formed in one side of the bearing cover.

Through adopting above-mentioned technical scheme, inside lubricating oil accessible inlet port flowed into the oil filler point to the axostylus axostyle passes through the inside that the through-hole penetrated to the dirt proof boot.

Furthermore, the movable ring is connected with the movable cavity in a sliding mode, and the ejector rod is located inside the spring.

Through adopting above-mentioned technical scheme to the activity ring is at the inside slip of activity chamber, prevents the spring deformation distortion, has then improved its life.

Furthermore, one end of the push rod is in contact with the movable ring, and one side of the second sealing ring is in contact with the bearing cover.

Through adopting above-mentioned technical scheme to can promote the push rod when the loose ring resets, the bearing cap can be spacing to the second sealing washer simultaneously, prevents to drop.

Further, bearing cap and dirt proof boot threaded connection, the inside of dirt proof boot is equipped with first sealing washer.

Through adopting above-mentioned technical scheme to dismouting bearing cap improves the leakproofness of dirt proof boot inside.

To sum up, the utility model discloses mainly have following beneficial effect:

1. the utility model discloses a be provided with lubricated subassembly, when needing the oiling so that lubricate between axostylus axostyle and bearing, user's accessible rotates the shutoff piece, can drive the inlet port rotation after the shutoff piece rotates, make inlet port and oil filler point align, can pour into lubricating oil into in the inlet port this moment, lubricating oil then flows to the inner wall of bearing through oil filler point, oil through cavity, oil through hole and oil extraction hole to lubricate the contact site between bearing and axostylus axostyle, slow down the wearing and tearing speed of bearing and axostylus axostyle, and then improved the life of bearing and axostylus axostyle;

2. the utility model discloses a be provided with and pop out the subassembly, when needing to dismantle the second sealing washer and change it, the user can take out the bearing cap, the bearing cap is no longer spacing to the second sealing washer this moment, and spring return can promote the loose ring and reset, the loose ring then can promote the push rod and remove and reset, after the push rod shifts out from the activity intracavity, the user alright take off the second sealing washer, and then can carry out quick replacement to the second sealing washer, thereby the change efficiency to the second sealing washer has been improved, the second sealing washer after avoiding wearing and tearing is using always and reduces leak protection oil effect.

Drawings

FIG. 1 is a schematic view of the overall front cross-section structure of the present invention;

fig. 2 is an enlarged view of the utility model at a in fig. 1;

fig. 3 is an enlarged view of the present invention at B in fig. 1;

FIG. 4 is a schematic perspective view of a partial structure of the bearing cap of the present invention;

fig. 5 is a schematic view of a three-dimensional partial structure of the second seal ring of the present invention.

In the figure: 1. mounting a plate; 2. an iron cover; 3. a first seal ring; 4. a dust-proof sleeve; 5. a bearing cap; 6. A bearing; 7. a through hole; 8. a pop-up assembly; 801. a movable cavity; 802. a push rod; 803. a movable ring; 804. A spring; 805. a top rod; 9. a lubrication assembly; 901. an oil guide ring; 902. an oil through hole; 903. an oil cavity is communicated; 904. an oil discharge hole; 905. an oil filler hole; 906. a plugging block; 907. a groove; 908. a ball groove; 909. a ball bearing; 910. an oil inlet hole; 10. and a second seal ring.

Detailed Description

The technical solution 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. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

Next, an embodiment of the present invention will be described with reference to the overall structure thereof.

The utility model provides a transmission shaft is dirt proof boot for ball cage with leak protection oil function, as figure 1, figure 2, figure 3, figure 4 and figure 5 show, including mounting panel 1, iron cover 2 is installed to one side of mounting panel 1, one side of iron cover 2 is equipped with dirt proof boot 4, one side of dirt proof boot 4 is equipped with bearing cap 5, the inside of dirt proof boot 4 is equipped with bearing 6, bearing

cap

5 and 4 threaded connection of dirt proof boot, the inside of dirt proof boot 4 is equipped with first sealing washer 3, so that dismouting bearing cap 5, improve the inside leakproofness of dirt proof boot 4, the inside of bearing 6 is provided with lubricated subassembly 9, the inside of bearing 6 is equipped with pops out subassembly 8.

Specifically, the pop-up assembly 8 includes an activity chamber 801, a spring 804 and an ejector rod 805 are installed on one side of the inside of the activity chamber 801, one end of the spring 804 is connected with a movable ring 803, a push rod 802 is arranged inside the activity chamber 801, the movable ring 803 can extrude the spring 804 when sliding inside the activity chamber 801, so that the spring 804 is stressed and compressed, so that the subsequent movable ring 803 is reset, one end of the push rod 802 is connected with a second seal ring 10, the movable ring 803 is in sliding connection with the activity chamber 801, the ejector rod 805 is located inside the spring 804, so that the movable ring 803 slides inside the activity chamber 801, the spring 804 is prevented from being deformed and distorted, one end of the push rod 802 is in contact with the movable ring 803, and one side of the second seal ring 10 is in contact with the bearing cover 5.

Specifically, the lubricating component 9 includes an oil guide ring 901, an oil through cavity 903, an oil discharge hole 904, an oil through hole 902, an oil filling hole 905 and a groove 907, the oil guide ring 901 is disposed inside the bearing 6, the oil filling hole 905 is disposed inside the oil guide ring 901 and the bearing 6, the oil through cavity 903, the oil discharge hole 904 and the oil through hole 902 are disposed inside the bearing 6, the movable cavity 801 is disposed on one side of the bearing 6, a ball groove 908 is disposed inside the groove 907, a plurality of balls 909 are disposed inside the ball groove 908, a sealing block 906 is connected between the balls 909, the bottom of the sealing block 906 is in contact with the oil filling hole 905, the sealing block 906 is slidably connected with the ball groove 908 through the balls 909, the sealing block 906 can seal the oil filling hole 905, the diameter of the oil filling hole 910 is the same as that of the oil filling hole 905, a through hole 7 is disposed on one side of the bearing cover 5, the oil filling hole 910 is disposed on the sealing block 906, when oil filling is needed, a user can rotate the sealing block 906, and drive the oil filling hole 910 to rotate, so that the oil filling hole 910 is aligned with the oil filling hole 905.

The implementation principle of the embodiment is as follows: firstly, the shaft rod can be inserted into the dustproof sleeve 4, the outer wall of the shaft rod can be contacted with the second sealing ring 10, and the second sealing ring 10 is tightly attached to the shaft rod, so that the oil leakage can be prevented;

when oil needs to be injected so as to lubricate the space between the shaft lever and the bearing 6, a user can rotate the blocking block 906, the blocking block 906 can drive the oil inlet hole 910 to rotate after rotating, so that the oil inlet hole 910 is aligned with the oil inlet hole 905, at the moment, lubricating oil can be injected into the oil inlet hole 910, and the lubricating oil flows to the inner wall of the bearing 6 through the oil inlet hole 905, the oil through cavity 903, the oil through hole 902 and the oil discharge hole 904 so as to lubricate the contact part between the bearing 6 and the shaft lever;

when second sealing washer 10 is dismantled and change it to needs, the user can rotate bearing cap 5 for bearing cap 5 screws out from dirt proof boot 4, and bearing cap 5 is no longer spacing to second sealing washer 10 this moment, and spring 804 resets and can promote loose ring 803 to reset, and loose ring 803 then can promote push rod 802 to remove and reset, and when push rod 802 removed the back from activity chamber 801, the user alright take off second sealing washer 10, and then can carry out quick replacement to second sealing washer 10.

Although embodiments of the present invention have been shown and described, it is intended that the present embodiments be illustrative only and not limiting to the invention, and that the particular features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples, and that modifications, substitutions, variations, and the like, which are not inventive in light of the above teachings, may be made to the embodiments by those skilled in the art without departing from the principles and spirit of the present invention, but are to be construed as broadly as the following claims.

Claims

1. The utility model provides a driving shaft dirt proof boot for ball cage with leak protection oil function, includes mounting panel (1), its characterized in that: iron cover (2) are installed to one side of mounting panel (1), one side of iron cover (2) is equipped with dirt proof boot (4), one side of dirt proof boot (4) is equipped with bearing cap (5), the inside of dirt proof boot (4) is equipped with bearing (6), the inside of bearing (6) is provided with lubricating component (9), the inside of bearing (6) is equipped with pops out subassembly (8), it includes activity chamber (801) to pop out subassembly (8), spring (804) and ejector pin (805) are installed to inside one side in activity chamber (801), the one end of spring (804) is connected with loose ring (803), the inside in activity chamber (801) is equipped with push rod (802), the one end of push rod (802) is connected with second sealing washer (10).

2. The anti-oil-leakage driving shaft ball cage dustproof sleeve with the function of preventing oil leakage according to claim 1, characterized in that: the lubricating component (9) comprises an oil guide ring (901), an oil through cavity (903), an oil discharge hole (904), an oil through hole (902), an oil filling hole (905) and a groove (907), wherein a ball groove (908) is formed in the groove (907), a plurality of balls (909) are arranged in the ball groove (908), a plurality of sealing blocks (906) are connected between the balls (909), and oil inlet holes (910) are formed in the sealing blocks (906).

3. The dust boot for propeller shaft ball cage with oil leakage prevention according to claim 2, wherein: the bottom of the blocking block (906) is in contact with the oil filling hole (905), and the blocking block (906) is in sliding connection with the ball groove (908) through a ball (909).

4. The dust boot for propeller shaft ball cage with oil leakage prevention according to claim 2, wherein: the diameter of the oil inlet hole (910) is the same as that of the oil filling hole (905), and a through hole (7) is formed in one side of the bearing cover (5).

5. The dust boot for propeller shaft ball cage with oil leakage prevention according to claim 1, wherein: the movable ring (803) is connected with the movable cavity (801) in a sliding mode, and the ejector rod (805) is located inside the spring (804).

6. The dust boot for propeller shaft ball cage with oil leakage prevention according to claim 1, wherein: one end of the push rod (802) is in contact with the movable ring (803), and one side of the second sealing ring (10) is in contact with the bearing cover (5).

7. The dust boot for propeller shaft ball cage with oil leakage prevention according to claim 1, wherein: bearing cap (5) and dirt proof boot (4) threaded connection, the inside of dirt proof boot (4) is equipped with first sealing washer (3).