CN212106835U - Automobile part duplicate gear - Google Patents

Abstract

The utility model belongs to the technical field of the transmission machine part, especially, be an automobile parts duplicate gear, including first gear, second gear and be used for connecting the coupling piece of first gear and second gear, first gear, second gear and the coaxial setting of coupling piece, be formed with the hole that is used for with the connecting axle between first gear, second gear and the coupling piece, the inside oil storage chamber that is equipped with of inner wall of coupling piece, both ends extend to inside the inner wall of first gear and second gear respectively around the oil storage chamber. The utility model discloses a combination setting of coupling spring, oil baffle piece and shell fragment utilizes the automatic oil duct of opening of centrifugal force that duplicate gear work produced, makes the lubricating property of gear obtain greatly promoting, effectively prolongs the life of gear to automatic closed oil duct when centrifugal effort finishes, has solved the problem that the lubricating oil of duplicate gear in its oil duct still can produce oil under being in unoperated state, has reduced the waste of lubricating oil to a very big degree.

Description

Automobile part duplicate gear

Technical Field

The utility model relates to a transmission machine part technical field specifically is an automobile parts duplicate gear.

Background

The double gear is a common one in automobile transmission mechanical parts, two coaxial gears are connected into a whole to form the double gear, the double gear is called as a sliding gear in a gear train (a speed changer), and the function of the double gear is to change the rotating speed or the speed of an output shaft. In the gear box, the sliding gear can have various rotating speeds or speeds, and the sliding gear is not provided, so that only one rotating speed or speed is available.

At present, the duplicate gear on the market is equipped with the oil duct including having two wheel bodies of hole and coaxial body coupling between the tooth's socket of wheel body and the hole, and the oil duct includes the oil outlet, gets rid of the tooth's socket with lubricating oil through the oil duct owing to the effect of centrifugal force when the gear rotates, lubricates the gear, but this kind of duplicate gear still can produce oil at the lubricating oil that is in under the unoperated state in its oil duct, lacks the self-adaptation part of producing oil and closed oil duct, causes the waste of lubricating oil.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an automobile parts duplicate gear has solved current duplicate gear lubricating oil in its oil duct under the unoperated state still can produce oil, lacks the self-adaptation part of producing oil and closed oil duct, causes the extravagant problem of lubricating oil.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automobile parts duplicate gear, includes first gear, second gear and is used for connecting the coupling block of first gear and second gear, first gear, second gear and the coaxial setting of coupling block, be formed with the hole that is used for with connecting shaft between first gear, second gear and the coupling block, the inside oil storage chamber that is equipped with of inner wall of coupling block, both ends extend to inside the inner wall of first gear and second gear respectively around the oil storage chamber, the inside of first gear and second gear all is equipped with the first longitudinal channel with the oil storage chamber intercommunication and the second longitudinal channel with teeth of a cogwheel tooth socket intercommunication, through the cross passage intercommunication between first longitudinal channel and the second longitudinal channel, the inside oil inlet department that corresponds first longitudinal channel of hole is equipped with the fixed disk, be equipped with the oil hole of crossing of first longitudinal channel of intercommunication and oil storage chamber on the fixed disk, the oil baffle structure is characterized in that a connecting spring fixedly connected with the fixed disc is radially arranged in the first longitudinal channel, an oil baffle block in sliding fit with the inner wall of the first longitudinal channel is arranged at one end, far away from the fixed disc, of the connecting spring, the lower end portion of the oil baffle block is arranged in the first longitudinal channel, the upper end portion of the oil baffle block is arranged at the intersection of the first longitudinal channel and the transverse channel, an elastic sheet is arranged in the transverse channel, one end of the elastic sheet is connected with the inner wall of the transverse channel, and the other end of the elastic sheet is fixedly connected with the oil baffle block.

As an optimized technical solution of the present invention, the first gear and the second gear are two gears having the same module and different outer diameters.

As an optimal technical scheme of the utility model, be equipped with the oiling mouth that is used for adding lubricating oil to the oil storage chamber on the first gear, be equipped with the sealing plug on the oiling mouth.

As a preferred technical scheme of the utility model, transverse passage's inside is equipped with the overlap joint board that corresponds from top to bottom with the shell fragment, be equipped with on the shell fragment with the overlap joint board overlap joint and make the closed shrouding of transverse passage.

As a preferred technical scheme of the utility model, the both ends outer wall of shell fragment all is equipped with respectively with the lateral passage inner wall with keep off oily piece top fixed connection's protruding spliced pole, the lateral passage inner wall all is equipped with the draw-in groove with protruding spliced pole joint with fender oily piece top.

(III) advantageous effects

Compared with the prior art, the utility model provides an automobile parts duplicate gear possesses following beneficial effect:

this automobile parts duplicate gear sets up through the combination of coupling spring, oil baffle piece and shell fragment, utilizes the centrifugal force that duplicate gear work produced to open the oil duct automatically, makes the lubricating property of gear obtain greatly promoting, effectively prolongs the life of gear to automatic closed oil duct when centrifugal effort finishes, solved the problem that the lubricating oil of duplicate gear in its oil duct still can produce oil under being in unoperated state, reduced the waste of lubricating oil to a very big degree.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

FIG. 3 is a partial cross-sectional view of a second gear of the present invention;

fig. 4 is a schematic structural view of the middle spring piece of the present invention.

In the figure: 1. a first gear; 2. a second gear; 3. a coupling block; 4. an oil storage chamber; 5. a first longitudinal channel; 6. a second longitudinal channel; 7. a transverse channel; 8. fixing the disc; 9. an oil passing hole; 10. a connecting spring; 11. an oil blocking block; 12. a spring plate; 13. a lap plate; 14. closing the plate; 15. and a convex connecting column.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: a dual gear for automobile parts comprises a first gear 1, a second gear 2 and a coupling block 3 for connecting the first gear 1 and the second gear 2, wherein the first gear 1, the second gear 2 and the coupling block 3 are coaxially arranged, an inner hole for connecting with a connecting shaft is formed among the first gear 1, the second gear 2 and the coupling block 3, an oil storage cavity 4 is arranged inside the inner wall of the coupling block 3, the front end and the rear end of the oil storage cavity 4 respectively extend into the inner walls of the first gear 1 and the second gear 2, a first longitudinal channel 5 communicated with the oil storage cavity 4 and a second longitudinal channel 6 communicated with a gear tooth groove are respectively arranged inside the first gear 1 and the second gear 2, the first longitudinal channel 5 is communicated with the second longitudinal channel 6 through a transverse channel 7, a fixed disc 8 is arranged inside the inner hole corresponding to an oil inlet of the first longitudinal channel 5, and an oil hole 9 communicated with the oil storage cavity 4 are arranged on the fixed disc 8, the inside of first longitudinal channel 5 radially is equipped with connecting spring 10 with fixed disk 8 fixed connection, connecting spring 10 keeps away from the one end of fixed disk 8 and is equipped with 5 inner walls sliding fit's of first longitudinal channel oil blocking piece 11, the lower tip of oil blocking piece 11 is arranged in first longitudinal channel 5, the upper end part of oil blocking piece 11 is arranged in first longitudinal channel 5 and cross-linking department of transverse channel 7, the inside of transverse channel 7 is equipped with shell fragment 12, the one end of shell fragment 12 and the inner wall connection of transverse channel 7, the other end and the oil blocking piece 11 fixed connection of shell fragment 12.

Specifically, the first gear 1 and the second gear 2 are two gears having the same module and different outer diameters.

Specifically, an oil filling port for adding lubricating oil to the oil storage cavity 4 is arranged on the first gear 1, and a sealing plug is arranged on the oil filling port.

In this embodiment, accessible oiling mouth adds lubricating oil to storage oil chamber 4 during the use, through sealing plug sealing oiling mouth after accomplishing the oiling, avoids lubricating oil to reveal from the oiling mouth.

Specifically, the inside of the transverse channel 7 is provided with a lapping plate 13 vertically corresponding to the elastic sheet 12, and the elastic sheet 12 is provided with a sealing plate 14 lapped with the lapping plate 13 and used for closing the transverse channel 7.

In this embodiment, when the duplicate gear is in a static state, and the connecting spring 10 does not receive the effect of centrifugal force, the closing plate 14 on the shrapnel 12 and the lapping plate 13 are lapped to close the transverse passage 7, so as to play a role in separating lubricating oil, avoid oil leakage, and reduce the waste of lubricating oil.

Specifically, the outer walls of the two ends of the elastic sheet 12 are respectively provided with a protruding connecting column 15 fixedly connected with the inner wall of the transverse channel 7 and the top of the oil blocking block 11, and the inner wall of the transverse channel 7 and the top of the oil blocking block 11 are respectively provided with a clamping groove clamped with the protruding connecting column 15.

In this embodiment, the protruding connecting posts 15 on the outer walls of the two ends of the elastic sheet 12 are respectively connected to the inner wall of the transverse channel 7 and the top of the oil blocking block 11, so that the connection between the elastic sheet 12 and the protruding connecting posts 15 and the inner wall of the transverse channel 7 is more stable.

The utility model discloses a theory of operation and use flow: during installation, the connecting shaft penetrates through the inner hole, so that the first gear 1 and the second gear 2 are fixedly installed on the connecting shaft, when the duplicate gear works, the centrifugal force generated by rotation of the first gear 1 and the second gear 2 enables the connecting spring 10 to deform, the oil blocking block 11 radially slides along the first longitudinal channel 5 to the direction close to the gear teeth under the centrifugal action, after the oil blocking block 11 is separated from the initial oil blocking level, the first longitudinal channel 5 is communicated with the transverse channel 7, the oil blocking block 11 compresses the elastic sheet 12 to deform, the sealing plate 14 is far away from the lap plate 13, the transverse channel 7 is opened at the moment, and lubricating oil in the oil storage cavity 4 reaches the gear grooves through the first longitudinal channel 5, the transverse channel 7 and the second longitudinal channel 6 under the centrifugal action to finish gear tooth lubrication; when the duplicate gear stops working, the connecting spring 10 is restored under the elastic action to block the lubricating oil from entering the transverse channel 7, and meanwhile, the elastic sheet 12 is restored to the original state, and the closing plate 14 on the elastic sheet 12 is lapped with the lapping plate 13 to close the transverse channel 7, so that the lubricating oil is blocked.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. A duplicate gear of an automobile part, comprising a first gear (1), a second gear (2) and a coupling block (3) for connecting the first gear (1) and the second gear (2), characterized in that: the connecting device is characterized in that the first gear (1), the second gear (2) and the connecting block (3) are coaxially arranged, an inner hole connected with a connecting shaft is formed between the first gear (1), the second gear (2) and the connecting block (3), an oil storage cavity (4) is arranged inside the inner wall of the connecting block (3), the front end and the rear end of the oil storage cavity (4) respectively extend to the inner wall of the first gear (1) and the inner wall of the second gear (2), the first gear (1) and the second gear (2) are respectively provided with a first longitudinal channel (5) communicated with the oil storage cavity (4) and a second longitudinal channel (6) communicated with a gear tooth groove, the first longitudinal channel (5) and the second longitudinal channel (6) are communicated through a transverse channel (7), and a fixing disc (8) is arranged at the position of the inner hole corresponding to the oil inlet of the first longitudinal channel (5), be equipped with the oilhole (9) of crossing that communicate first vertical passageway (5) and oil storage chamber (4) on fixed disk (8), the inside of first vertical passageway (5) radially is equipped with connecting spring (10) with fixed disk (8) fixed connection, the one end that fixed disk (8) were kept away from in connecting spring (10) is equipped with and keeps off oil piece (11) with first vertical passageway (5) inner wall sliding fit, the lower tip of keeping off oil piece (11) is arranged in first vertical passageway (5), the upper end part of keeping off oil piece (11) is arranged in first vertical passageway (5) and transverse passage (7) cross-connection department, the inside of transverse passage (7) is equipped with shell fragment (12), the one end of shell fragment (12) and the interior wall connection of transverse passage (7), the other end and the oil piece (11) fixed connection of shell fragment (12).

2. A vehicle component duplicate gear according to claim 1, wherein: the first gear (1) and the second gear (2) are two gears with the same module and different outer diameters.

3. A vehicle component duplicate gear according to claim 1, wherein: and an oil filling port for adding lubricating oil to the oil storage cavity (4) is arranged on the first gear (1), and a sealing plug is arranged on the oil filling port.

4. A vehicle component duplicate gear according to claim 1, wherein: the inner part of the transverse channel (7) is provided with a lapping plate (13) which vertically corresponds to the elastic sheet (12), and the elastic sheet (12) is provided with a sealing plate (14) which is lapped with the lapping plate (13) and enables the transverse channel (7) to be closed.

5. A vehicle component duplicate gear according to claim 1, wherein: the outer walls of the two ends of the elastic sheet (12) are respectively provided with a protruding connecting column (15) fixedly connected with the inner wall of the transverse channel (7) and the top of the oil blocking block (11), and the inner wall of the transverse channel (7) and the top of the oil blocking block (11) are respectively provided with a clamping groove connected with the protruding connecting column (15) in a clamped mode.

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