CN219570815U - Input type sealing shaft of reduction gearbox - Google Patents

Input type sealing shaft of reduction gearbox Download PDF

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Publication number
CN219570815U
CN219570815U CN202321289625.5U CN202321289625U CN219570815U CN 219570815 U CN219570815 U CN 219570815U CN 202321289625 U CN202321289625 U CN 202321289625U CN 219570815 U CN219570815 U CN 219570815U
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China
Prior art keywords
oil
end cover
output shaft
reduction gearbox
piece
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Application number
CN202321289625.5U
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Chinese (zh)
Inventor
倪立伟
倪彦波
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Shanghai Jieying Sealing Technology Co ltd
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Shanghai Jieying Sealing Technology Co ltd
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction

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Abstract

The utility model relates to the technical field of gearbox production, in particular to an input type sealing shaft of a gearbox, which comprises a box body, an output shaft and an end cover, wherein the output shaft is arranged in the box body, the end cover is sleeved at the end part of the output shaft, the two ends of the end cover are buckled on the side wall of the box body, an oil seal piece is arranged between the end cover and the output shaft and is used for sealing the interior of the end cover, an oil shielding plate is arranged between the oil seal piece and the output shaft, the end part of the oil shielding plate extends upwards vertically towards the direction far away from the output shaft to form an oil shielding plate, an oil blocking part is additionally arranged between the oil seal piece and the oil shielding plate, and the oil blocking part is positioned between the end cover and the oil shielding plate. The utility model can effectively reduce the leakage of oil and oil gas in the use process of the reduction gearbox, thereby achieving the effect of saving the oil and the oil gas.

Description

Input type sealing shaft of reduction gearbox
Technical Field
The utility model relates to the technical field of gearbox production, in particular to an input type sealing shaft of a gearbox.
Background
The input shaft of the reduction gearbox often has more oil and oil gas, and when in actual use, the fact that part of the oil and the oil gas leak from the input shaft causes waste;
in the related art, in order to reduce leakage of oil and oil gas, a baffle is additionally arranged at an input shaft of a reduction gearbox, and the baffle is utilized to block a flow route of the oil, so that the phenomenon of oil and oil gas leakage is reduced.
However, the blocking piece is used for blocking oil and oil gas, leakage of the oil and the oil gas can be reduced to a certain extent, the blocking piece is not suitable for working conditions of large oil and gas quantity, and leakage phenomenon still exists when the oil and the oil gas are more.
Disclosure of Invention
The utility model provides an input type sealing shaft of a reduction gearbox, and aims to effectively reduce leakage of oil and oil gas in the use process of the reduction gearbox, so as to achieve the effect of saving the oil and the oil gas.
The utility model provides a gearbox input type sealing shaft, which adopts the following technical scheme:
the utility model provides a gearbox input formula sealed axle, includes box, output shaft and end cover, the output shaft is installed in the box, the end cover is established the tip of output shaft, just the both ends lock of end cover is in the lateral wall of box, the end cover with be equipped with the oil blanket piece between the output shaft, the oil blanket piece is used for right the inside sealed of end cover, the oil blanket piece with install the shielding plate between the output shaft, the tip orientation of shielding plate is kept away from the vertical upward extension shaping of direction of output shaft has the oil shield, the oil blanket piece with add between the shielding plate and be equipped with oil retaining portion, just oil retaining portion is located the end cover with between the oil shield.
Through adopting above-mentioned technical scheme, when the oil gas in the box leaks outside the end cover through the oil baffle, these oil gas can be sheltered from by oil retaining portion, can effectively reduce the reducing gear box through oil retaining portion in the use, and oil gas reveal, and then reaches the effect of saving oil and oil gas.
Preferably, the oil seal comprises a first sealing element and a second sealing element, the first sealing element is composed of a first plate body and a second plate body which are integrally formed, the second sealing element is integrally composed of a vertical part and a bending part which are integrally formed, the first plate body, the second plate body, the vertical part and the bending part form a semi-annular structure, and an opening of the semi-annular structure faces to the direction of the oil baffle.
Through adopting above-mentioned technical scheme, because not be complete sealing state between oil baffle and the oil baffle, in-service use in-process still has less some oil gas to pass two oil baffles and reveal outside the box, through the semi-ring shape structure that first sealing member and second sealing member are constituteed, the oil gas that leaks gets into the opening part of this semi-ring shape structure and gets into, then shelter from oil gas by the inner wall of first sealing member and second sealing member, further effectively avoids revealing of oil gas.
Preferably, the first plate body is connected with the vertical part in a plugging manner.
By adopting the technical scheme, the first sealing element and the second sealing element are convenient for workers to assemble.
Preferably, the side wall of the first plate body is provided with a caulking groove, the vertical part is embedded in the caulking groove, and the outer wall of the vertical part is abutted against the inner wall of the caulking groove.
Through adopting above-mentioned technical scheme, during the concrete installation, can directly inlay the vertical portion on the second sealing member and establish to the caulking groove on the first plate body, it is very convenient.
Preferably, the oil baffle part is composed of two oil baffle plates which are distributed at intervals along the horizontal direction, the tops of the two oil baffle plates are connected with the oil sealing piece, and the bottoms of the two oil baffle plates are connected with the top of the oil baffle plate.
Through adopting above-mentioned technical scheme, utilize two oil baffles to seal the oil gas in the box, can effectively increase the effect to the oil gas shielding.
Preferably, a fastener is inserted between the two oil baffles, and the end part of the fastener sequentially passes through the two oil baffles and is locked to the inner wall of the box body.
Through adopting above-mentioned technical scheme, utilize the fastener to lock two oil baffles to the inner wall of box, be favorable to guaranteeing the stability of two oil baffles installation, simultaneously, also can connect two oil baffles as a whole for two oil baffles form a whole with the box, stability is better.
Preferably, the oil baffle is made of copper sheet.
Through adopting above-mentioned technical scheme, the copper sheet surface is smooth, and oil gas is difficult for bonding on the copper sheet surface, simultaneously, the reducing gear box is at during operation, and inside temperature is often higher, and the copper sheet has good heat resistance and ductility, regard as the oil baffle with the copper sheet, is favorable to the life of guarantee oil baffle.
Preferably, the top of the oil shielding plate is provided with a ring groove.
Through adopting above-mentioned technical scheme, after oil and oil gas are sheltered from by the oil baffle, oil and oil gas are drained to the annular under centrifugal force and the effect of gravity in, utilize the annular to collect oil and oil gas, when making things convenient for post-treatment, also effectively avoid oil and oil gas to flow at will in the box, influence the health and the clean and tidy in the box.
In summary, the present utility model includes at least one of the following beneficial technical effects:
1. when oil gas in the box body leaks towards the outside of the end cover through the oil baffle plate, the oil gas can be shielded by the oil baffle part, and leakage of oil and oil gas in the use process of the reduction gearbox can be effectively reduced through the oil baffle part, so that the effects of saving oil and oil gas are achieved;
2. because the oil baffle plate and the oil shielding plate are not in a complete sealing state, in the actual use process, less part of oil gas still leaks out of the box body through the two oil baffle plates, the leaked oil gas enters the opening of the semi-ring-shaped structure through the semi-ring-shaped structure formed by the first sealing element and the second sealing element, and then the inner walls of the first sealing element and the second sealing element shield the oil gas, so that the leakage of the oil gas is further effectively avoided;
3. after oil and oil gas are sheltered from by the oil baffle, oil and oil gas are drained to the annular under the effect of centrifugal force and gravity, utilize the annular to collect oil and oil gas, when making things convenient for the aftertreatment, also effectively avoid oil and oil gas to flow at will in the box, influence the health and the clean and tidy in the box.
Drawings
FIG. 1 is a schematic view of the overall structure of an embodiment of the present utility model;
FIG. 2 is a schematic cross-sectional view of an output shaft of an embodiment of the present utility model;
fig. 3 is an enlarged schematic view at a in fig. 2.
Reference numerals: in the figure, 1, a box body; 2. an output shaft; 3. an end cap; 4. an oil seal; 41. a first seal; 411. a first plate body; 412. a second plate body; 42. a second seal; 421. a vertical portion; 422. a bending part; 5. an oil shielding plate; 6. an oil baffle plate; 7. a caulking groove; 8. an oil baffle plate; 9. a fastener; 10. and a ring groove.
Detailed Description
The present utility model will be described in further detail with reference to fig. 1 to 3.
Examples:
the embodiment of the utility model discloses an input type sealing shaft of a reduction gearbox, which comprises a box body 1, an output shaft 2 and an end cover 3, wherein the output shaft 2 is arranged in the box body 1 along the horizontal direction, and the end cover 3 is sleeved at the end part of the output shaft 2; meanwhile, referring to fig. 1 and 3, both ends of the end cover 3 are buckled on the case 1, oil sealing elements 4 for sealing the internal structure of the end cover 3 are arranged inside both ends of the end cover 3 connected with the output shaft 2, and a relatively sealed space is formed in the end cover 3 through the oil sealing elements 4; an oil shielding plate 5 is arranged between the two oil sealing pieces 4 and the output shaft 2 along the horizontal direction, and an oil baffle 6 is formed by extending the end part of the oil shielding plate 5 vertically upwards in the direction away from the output shaft 2; in order to reduce leakage of oil and oil gas, at present, it is more common practice to utilize the oil baffle 6 to block the flow route of oil, so as to reduce the phenomenon of oil and oil gas leakage, however, because the oil baffle 6 is not sealed with the interior of the box 1, when oil gas is more, oil gas can still leak from the clearance between the oil baffle 6 and the box 1, thereby causing certain waste.
Referring to fig. 1 and 3, in order to further perfect the oil leakage prevention phenomenon of the reduction gearbox, in this embodiment, an oil blocking part is additionally arranged between the oil sealing member 4 and the oil shielding plate 5 along the vertical direction, and the oil blocking part is arranged between the end cover 3 and the oil blocking piece 6, so that when oil gas in the gearbox 1 leaks outside the end cover 3 through the oil blocking piece 6, the oil gas can be blocked by the oil blocking part, and leakage of the oil and the oil gas in the use process of the reduction gearbox can be effectively reduced through the oil blocking part, and further the effects of saving oil and the oil gas are achieved.
Specifically, referring to fig. 1 and 3, the oil retaining portion is composed of two oil retaining plates 8 distributed at intervals along the horizontal direction, the tops of the two oil retaining plates 8 are connected with the oil sealing piece 4, the bottoms of the two oil retaining plates 8 are connected with the top of the oil shielding plate 5, oil gas in the box body 1 is sealed by the two oil retaining plates 8, and the effect of shielding the oil gas can be effectively increased.
In this embodiment, the material of oil baffle 8 is the copper sheet, and the copper sheet surface is smooth, and oil gas is difficult for bonding on the copper sheet surface, simultaneously, the reducing gear box is at during operation, and inside temperature often is higher, and the copper sheet has good heat resistance and ductility, regard as oil baffle 8 with the copper sheet, is favorable to the life of guarantee oil baffle 8.
In this embodiment, referring to fig. 1 and 3, a fastener 9 is inserted between two oil baffles 8, and the end of the fastener 9 sequentially passes through the two oil baffles 8 and is locked to the inner wall of the case 1; utilize fastener 9 to lock two oil baffles 8 to the inner wall of box 1, be favorable to guaranteeing the stability of two oil baffles 8 installation, simultaneously, also can connect two oil baffles 8 as a whole for two oil baffles 8 form a whole with box 1, and stability is better.
In the embodiment, the fastener 9 is a bolt, so that the material is simple and easy to find, and the cost is low.
Further, referring to fig. 1 and 3, the top of the oil shielding plate 5 is inwards sunk with a ring groove 10 in a direction away from the oil shielding plate 8, when oil and oil gas are shielded by the oil shielding plate 8, the oil and the oil gas are drained into the ring groove 10 under the action of centrifugal force and gravity, and the ring groove 10 is used for collecting the oil and the oil gas, so that the oil and the oil gas are prevented from flowing randomly in the box 1 while the later treatment is facilitated, and the sanitation and the cleanliness in the box 1 are affected.
Referring to fig. 1 and 3, the oil seal comprises a first sealing member 41 and a second sealing member 42, the first sealing member 41 and the second sealing member 42 are integrally in a semi-ring structure, the opening of the semi-ring structure is arranged towards the direction of the oil baffle plate 8, and as the oil baffle plate 8 and the oil baffle plate 5 are not in a complete sealing state, in the practical use process, less part of oil gas still leaks out of the box body 1 through the two oil baffle plates 8, the leaked oil gas enters the opening of the semi-ring structure through the semi-ring structure formed by the first sealing member 41 and the second sealing member 42, and then the oil gas is blocked by the inner walls of the first sealing member 41 and the second sealing member 42, so that the leakage of the oil gas is further effectively avoided.
In this embodiment, the first sealing member 41 and the second sealing member 42 are installed in a plugging manner, so that a worker can assemble the first sealing member 41 and the second sealing member 42 conveniently.
Specifically, referring to fig. 1 and 3, the first sealing member 41 is composed of a first plate 411 and a second plate 412 which are integrally formed, the first plate 411 is vertically disposed, the second plate 412 is horizontally disposed, the first plate 411 and the second plate 412 are integrally in an "L" shape structure, and the second sealing member 42 is integrally composed of a vertical portion 421 and a bent portion 422; the side wall of the first plate 411 is provided with a caulking groove 7, and the caulking groove 7 is matched with the vertical part 421 on the second sealing piece 42; during specific installation, the vertical part 421 on the second sealing element 42 can be directly embedded into the caulking groove 7 on the first plate 411, and after the installation is completed, the outer wall of the vertical part 421 on the second sealing element 42 is abutted against the inner wall of the caulking groove 7; meanwhile, the bolts penetrate through the side wall of the first plate 411 and are screwed to the vertical portion 421 of the second seal member 42, and the connection strength between the vertical portion 421 and the first plate 411 is reinforced by the bolts, so that the stability of connection between the first seal member 41 and the second seal member 42 is effectively ensured.
The embodiment of the utility model provides an implementation principle of an input type sealing shaft of a reduction gearbox, which comprises the following steps:
according to the utility model, the oil blocking part is additionally arranged on the basis of the prior art, the oil sealing piece 4 is of a semi-ring structure, and the oil blocking part and the oil sealing piece 4 form a multi-layer structure, so that the shielding of oil gas in the box body 1 can be effectively enhanced, and the effects of saving oil and gas are achieved.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (8)

1. The utility model provides a gearbox input formula sealed axle, includes box (1), output shaft (2) and end cover (3), output shaft (2) are installed in box (1), end cover (3) cover is established the tip of output shaft (2), just the both ends lock of end cover (3) is in the lateral wall of box (1), end cover (3) with be equipped with oil blanket piece (4) between output shaft (2), oil blanket piece (4) are used for right inside sealed of end cover (3), oil blanket piece (4) with install oil shielding board (5) between output shaft (2), the tip of oil shielding board (5) is towards keeping away from the vertical upwards extension shaping of direction of output shaft (2) has oil shield piece (6), its characterized in that: an oil blocking part is additionally arranged between the oil sealing piece (4) and the oil shielding plate (5), and the oil blocking part is positioned between the end cover (3) and the oil blocking piece (6).
2. A reduction gearbox input seal shaft as defined in claim 1, wherein: the oil seal comprises a first sealing element (41) and a second sealing element (42), wherein the first sealing element (41) is composed of a first plate body (411) and a second plate body (412) which are integrally formed, the second sealing element (42) is integrally composed of a vertical portion (421) and a bending portion (422) which are integrally formed, the first plate body (411), the second plate body (412), the vertical portion (421) and the bending portion (422) form a semi-annular structure, and an opening of the semi-annular structure faces the direction of the oil baffle (6).
3. A reduction gearbox input seal shaft as defined in claim 2, wherein: the first plate body (411) is connected with the vertical part (421) in a plugging mode.
4. A reduction gearbox input seal shaft as defined in claim 3 wherein: the side wall of the first plate body (411) is provided with a caulking groove (7), the vertical portion (421) is embedded in the caulking groove (7), and the outer wall of the vertical portion (421) is abutted against the inner wall of the caulking groove (7).
5. A reduction gearbox input seal shaft as defined in claim 1, wherein: the oil baffle part consists of two oil baffle plates (8) which are distributed at intervals along the horizontal direction, the top parts of the two oil baffle plates (8) are connected with the oil sealing piece (4), and the bottom parts of the two oil baffle plates (8) are connected with the top parts of the oil baffle plates (5).
6. A reduction gearbox input seal shaft as defined in claim 5 wherein: a fastening piece (9) is inserted between the two oil baffle plates (8), and the end parts of the fastening piece (9) sequentially penetrate through the two oil baffle plates (8) and are locked to the inner wall of the box body (1).
7. The reduction gearbox input type seal shaft of claim 6, wherein: the oil baffle (8) is made of copper sheets.
8. A reduction gearbox input seal shaft as defined in claim 1, wherein: the top of the oil shielding plate (5) is provided with a ring groove (10).
CN202321289625.5U 2023-05-25 2023-05-25 Input type sealing shaft of reduction gearbox Active CN219570815U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321289625.5U CN219570815U (en) 2023-05-25 2023-05-25 Input type sealing shaft of reduction gearbox

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321289625.5U CN219570815U (en) 2023-05-25 2023-05-25 Input type sealing shaft of reduction gearbox

Publications (1)

Publication Number Publication Date
CN219570815U true CN219570815U (en) 2023-08-22

Family

ID=87667900

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321289625.5U Active CN219570815U (en) 2023-05-25 2023-05-25 Input type sealing shaft of reduction gearbox

Country Status (1)

Country Link
CN (1) CN219570815U (en)

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