CN209557630U - The structure of self-circulation lubricating function is able to achieve in a kind of gear-box - Google Patents
The structure of self-circulation lubricating function is able to achieve in a kind of gear-box Download PDFInfo
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- CN209557630U CN209557630U CN201822264695.0U CN201822264695U CN209557630U CN 209557630 U CN209557630 U CN 209557630U CN 201822264695 U CN201822264695 U CN 201822264695U CN 209557630 U CN209557630 U CN 209557630U
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Abstract
The utility model provides the structure that self-circulation lubricating function is able to achieve in a kind of gear-box, belongs to field of mechanical technique.It solves the problems, such as to lack self-circulation lubricating structure in existing gear-box.The structure of self-circulation lubricating function is able to achieve in this gear-box, including cabinet and transmission shaft, the top and bottom of cabinet offer upper installing hole and lower mounting hole respectively, upper bearing (metal) is set in the upper installing hole of cabinet, lower bearing is set in the lower mounting hole of cabinet, upper installing hole is equipped with sealing gland, lower sealing gland is installed on lower mounting hole, transmission the tip of the axis offers central bore, spiral mandrel is provided in central bore, the upper end of transmission shaft offers several oil outlets, the lower end of transmission shaft offers several fuel feed holes, cabinet is internally provided with lubricating oil.The utility model has a lubricating function structure, and the structure has the advantages that not influence appearance, at low cost, Maintenance free, steady in a long-term.
Description
Technical field
The utility model belongs to field of mechanical technique, in particular to is able to achieve self-circulation lubricating function in a kind of gear-box
Structure.
Background technique
In gear-box, the lubrication of that bearing on vertical transmission shaft top is always a problem, how simple and reliable
Ground guarantees that lubrication influences service life and the cost of entire gear-box, and the method for the existing bearing lubrication for transmission shaft top has two
A, first is lubricating oil to be filled it up with to entire gear-box, then face hangs a small fuel tank outside the enclosure, carries out transporting lubricating oil,
This method needs external attachment, affects external form, production trouble；Second is to increase oil pump outside gear-box, will be in
The lubricating oil of low level is extracted into upper bearing, but the process of the production is excessively cumbersome, and increases cost.
Summary of the invention
The purpose of this utility model be for the above-mentioned problems in the prior art, provide it is a kind of do not influence external form,
The structure of self-circulation lubricating is able to achieve at low cost, Maintenance free, gear-box steady in a long-term.
The purpose of this utility model can be realized by the following technical scheme: be able to achieve self-circulation lubricating in a kind of gear-box
The structure of function, which is characterized in that the transmission shaft being arranged in cabinet including cabinet and vertically, the top and bottom of the cabinet
The upper installing hole placed for transmission shaft installation and lower mounting hole are offered respectively, are provided in the upper installing hole of the cabinet for passing
The upper bearing (metal) of moving axis upper end carrying is provided with the lower bearing for transmission shaft end carrying, institute in the lower mounting hole of the cabinet
The upper installing hole stated is equipped with sealing gland, and lower sealing gland is equipped on lower mounting hole, and the transmission the tip of the axis is opened
Equipped with the central bore axially extending toward inside, spiral mandrel, the end of the spiral mandrel are provided in the central bore
End is fixed by bolts on lower sealing gland, and the upper end of the transmission shaft offers several and is connected with central bore
Oil outlet, the lower end of the transmission shaft offers several fuel feed holes being connected with central bore, the cabinet
Be internally provided with lubricating oil.
It is able to achieve in the structure of self-circulation lubricating function in a kind of above-mentioned gear-box, the spiral mandrel is from upper past
Under be successively made of axle body portion, collar and axis tail portion, the axle body portion offers helicla flute, the diameter of the collar
Less than the diameter in axle body portion and axis tail portion, oil passage is formed between the collar and central bore, the spiral mandrel
Oil discharge passage is formed between top and the bottom of central bore.
It is able to achieve in the structure of self-circulation lubricating function in a kind of above-mentioned gear-box, the oil outlet is located at spiral
At top at the top of mandrel, and it is connected with oil discharge passage.
It is able to achieve in the structure of self-circulation lubricating function in a kind of above-mentioned gear-box, the fuel feed hole and collar
Position it is corresponding, and be connected with oil passage.
It is able to achieve in the structure of self-circulation lubricating function in a kind of above-mentioned gear-box, the upper sealing gland, biography
An oil outlet chamber being connected with oil outlet is formed between moving axis and upper bearing (metal).
It is able to achieve in the structure of self-circulation lubricating function in a kind of above-mentioned gear-box, the lower sealing gland, biography
An oil suction chamber being connected with fuel feed hole is formed between moving axis and lower bearing.
It is able to achieve in the structure of self-circulation lubricating function in a kind of above-mentioned gear-box, the axis tail of the spiral mandrel
O-ring seal is provided between portion and lower sealing gland.
It is able to achieve in the structure of self-circulation lubricating function in a kind of above-mentioned gear-box, the bolt and lower sealing are pressed
Washer is provided between lid.
It is able to achieve in the structure of self-circulation lubricating function in a kind of above-mentioned gear-box, the transmission shaft and upper sealing
The reinforced seal to seal is provided between gland and above oil outlet chamber.
Compared with prior art, it is able to achieve in this gear-box in the structure of self-circulation lubricating function and is provided in transmission shaft
Mandrel with helicla flute and the oil outlet being connected in transmission shaft with helicla flute, the first oil inlet and the second oil inlet
Mouthful, when gear-box operation, transmission shaft can be rotated toward a direction, and the rotary motion relative to mandrel will form showing for " pumping "
As.Lubricating oil in gear-box is sent to top by helicla flute, then is exported from oil outlet, is lubricated to upper bearing, forms one
The circulation of a easy helicoidal pump lubricates, and has the advantages that convenient, at low cost and does not influence shape.
Detailed description of the invention
Fig. 1 is the partial cross-sectional structural diagram being able to achieve in the structure of self-circulation lubricating function in this gear-box.
In figure, 1, cabinet；2, transmission shaft；3, upper installing hole；4, lower mounting hole；5, upper bearing (metal)；6, lower bearing；7, upper sealing
Gland；8, lower sealing gland；9, central bore；10, spiral mandrel；11, bolt；12, oil outlet；13, fuel feed hole；14, axle body
Portion；15, collar；16, axis tail portion；17, helicla flute；18, oil passage；19, oil discharge passage；20, oil outlet chamber；21, oil suction chamber；
22, O-ring seal；23, washer；24, reinforced seal.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figure 1, be able to achieve the structure of self-circulation lubricating function in this gear-box, including cabinet 1 and it is arranged in vertically
Transmission shaft 2 in cabinet 1, the top and bottom of cabinet 1 offer the upper installing hole 3 for the installation placement of transmission shaft 2 under respectively
Mounting hole 4 is provided with the upper bearing (metal) 5 for the carrying of 2 upper end of transmission shaft, the lower mounting hole 4 of cabinet 1 in the upper installing hole 3 of cabinet 1
It is inside provided with the lower bearing 6 for the carrying of 2 end of transmission shaft, upper installing hole 3 is equipped with sealing gland 7, installs on lower mounting hole 4
There is lower sealing gland 8, the end of transmission shaft 2 offers the central bore 9 axially extending toward inside, is provided in central bore 9
The end of spiral mandrel 10, spiral mandrel 10 is fixed on lower sealing gland 8 by bolt 11, and the upper end of transmission shaft 2 opens up
The oil outlet 12 for having several to be connected with central bore 9, the lower end of transmission shaft 2 offer several and 9 phase of central bore
The fuel feed hole 13 of connection, cabinet 1 are internally provided with lubricating oil.
Its working principle is that:
When gear-box operation when, transmission shaft 2 beginning rotate in one direction, the lubricating oil in transmission shaft 2 by several into
Oilhole 13 is flowed into helicla flute 17 by oil passage 18, will since the rotation of spiral mandrel 10 will form " pumping method " principle
Lubricating oil in helicla flute 17 is sent to oil discharge passage 19, and lubricating oil passes through the inflow upper bearing (metal) 5 of oil outlet 12 again to be played to upper bearing (metal) 5
The effect of lubrication.
As preferred structure, spiral mandrel 10 is successively made of axle body portion 14, collar 15 and axis tail portion 16 from top to bottom,
Axle body portion 14 offers helicla flute 17, and the diameter of collar 15 is less than the diameter in axle body portion 14 and axis tail portion 16, the collar 15
Oil passage 18 is formed between central bore 9, is formed between the top of spiral mandrel 10 and the bottom of central bore 9 fuel-displaced logical
Road 19.
As preferred structure, oil outlet 12 is located at the top at 10 top of spiral mandrel, oil outlet 12 and oil discharge passage 19
It is connected.
As preferred structure, fuel feed hole 13 is corresponding with the position of collar 15, and oil outlet 12 is connected with oil passage 18
It is logical.
It further describes in detail, in order to improve the mobility of lubricating oil, shape between upper sealing gland 7, transmission shaft 2 and upper bearing (metal) 5
At an oil outlet chamber being connected with oil outlet 12 20.
It further describes in detail, in order to improve the mobility of lubricating oil, shape between lower sealing gland 8, transmission shaft 2 and lower bearing 6
At an oil suction chamber being connected with fuel feed hole 13 21.
It further describes in detail, in order to improve the leakproofness inside spiral mandrel 10, the axis tail portion 16 of spiral mandrel 10 is close under
O-ring seal 22 is provided between sealed cover 8.
It further describes in detail, in order to reinforce the leakproofness inside spiral mandrel 10, is set between spiral shell bolt 11 and lower sealing gland 8
It is equipped with washer 23.
It further describes in detail, in order to improve the leakproofness between upper sealing gland 7 and transmission shaft 2, spiral shell transmission shaft 2 and upper sealing
The reinforced seal 24 to seal is provided between gland 7 and positioned at the top of oil outlet chamber 20.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (9)
1. being able to achieve the structure of self-circulation lubricating function in a kind of gear-box, which is characterized in that wear including cabinet (1) and vertically
Transmission shaft (2) in cabinet (1), the top and bottom of the cabinet (1) are offered respectively for transmission shaft (2) installation placement
Upper installing hole (3) and lower mounting hole (4), interior be provided with of the upper installing hole (3) of the cabinet (1) are held for transmission shaft (2) upper end
The upper bearing (metal) (5) of load, the interior lower bearing (6) being provided with for the carrying of transmission shaft (2) end of the lower mounting hole (4) of the cabinet (1),
The upper installing hole (3) is equipped with sealing gland (7), is equipped with lower sealing gland (8) on lower mounting hole (4), described
The end of transmission shaft (2) is offered toward internal axially extending central bore (9), and the central bore is provided with spiral shell in (9)
It revolves mandrel (10), the end of the spiral mandrel (10) is fixed on lower sealing gland (8) by bolt (11), the transmission
The upper end of axis (2) offers several oil outlets (12) being connected with central bore (9), under the transmission shaft (2)
End offers several fuel feed holes (13) being connected with central bore (9), and the cabinet (1) is internally provided with lubrication
Oil.
2. being able to achieve the structure of self-circulation lubricating function in a kind of gear-box according to claim 1, which is characterized in that institute
The spiral mandrel (10) stated successively is made of axle body portion (14), collar (15) and axis tail portion (16) from top to bottom, the axis
Body portion (14) offers helicla flute (17), and the diameter of the collar (15) is less than the straight of axle body portion (14) and axis tail portion (16)
Diameter forms oil passage (18) between the collar (15) and central bore (9), and the top of the spiral mandrel (10) is in
Oil discharge passage (19) are formed between the bottom of intracardiac hole (9).
3. being able to achieve the structure of self-circulation lubricating function in a kind of gear-box according to claim 2, which is characterized in that institute
The oil outlet (12) stated is located at the top at the top of spiral mandrel (10), and is connected with oil discharge passage (19).
4. being able to achieve the structure of self-circulation lubricating function in a kind of gear-box according to claim 2, which is characterized in that institute
The fuel feed hole (13) stated is corresponding with the position of collar (15), and is connected with oil passage (18).
5. being able to achieve the structure of self-circulation lubricating function in a kind of gear-box according to claim 1, which is characterized in that institute
An oil outlet chamber being connected with oil outlet (12) is formed between the upper sealing gland (7) stated, transmission shaft (2) and upper bearing (metal) (5)
(20).
6. being able to achieve the structure of self-circulation lubricating function in a kind of gear-box according to claim 1, which is characterized in that institute
An oil suction chamber being connected with fuel feed hole (13) is formed between the lower sealing gland (8) stated, transmission shaft (2) and lower bearing (6)
(21).
7. being able to achieve the structure of self-circulation lubricating function in a kind of gear-box according to claim 2, which is characterized in that institute
O-ring seal (22) are provided between the axis tail portion (16) and lower sealing gland (8) of the spiral mandrel (10) stated.
8. being able to achieve the structure of self-circulation lubricating function in a kind of gear-box according to claim 1, which is characterized in that institute
Washer (23) are provided between the bolt (11) and lower sealing gland (8) stated.
9. being able to achieve the structure of self-circulation lubricating function in a kind of gear-box according to claim 5, which is characterized in that institute
The skeleton to seal is provided between the transmission shaft (2) stated and upper sealing gland (7) and above oil outlet chamber (20)
It seals (24).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822264695.0U CN209557630U (en) | 2018-12-31 | 2018-12-31 | The structure of self-circulation lubricating function is able to achieve in a kind of gear-box |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201822264695.0U CN209557630U (en) | 2018-12-31 | 2018-12-31 | The structure of self-circulation lubricating function is able to achieve in a kind of gear-box |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109780189A (en) * | 2018-12-31 | 2019-05-21 | 浙江戈唯特传动科技有限公司 | The structure of self-circulation lubricating function is able to achieve in a kind of gear-box |
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2018
- 2018-12-31 CN CN201822264695.0U patent/CN209557630U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109780189A (en) * | 2018-12-31 | 2019-05-21 | 浙江戈唯特传动科技有限公司 | The structure of self-circulation lubricating function is able to achieve in a kind of gear-box |
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