CN213235322U - Cycloid hydraulic motor of structure for preventing motor oil distribution shaft from being abraded - Google Patents
Cycloid hydraulic motor of structure for preventing motor oil distribution shaft from being abraded Download PDFInfo
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- CN213235322U CN213235322U CN202021874011.XU CN202021874011U CN213235322U CN 213235322 U CN213235322 U CN 213235322U CN 202021874011 U CN202021874011 U CN 202021874011U CN 213235322 U CN213235322 U CN 213235322U
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Abstract
The utility model discloses a cycloid hydraulic motor of a structure for preventing abrasion of an oil distribution shaft of the motor, which comprises a shell, an output shaft, an oil distribution shaft, an end cover, a shaft sleeve and an oil distribution disc, wherein a first oil delivery pipe and a second oil delivery pipe are fixedly arranged on the outer wall of the shell; the utility model has the advantages that: the utility model relates to a prevent that motor from joining in marriage cycloid hydraulic motor of oil shaft wear structure, join in marriage oil shaft and axle sleeve and only contact at the bulge loop of cyclic annular oil groove and cyclic annular oil groove department with the axle sleeve inner wall, there is certain clearance all in other positions, can reduce friction area, mainly rely on two bearing rotations, the wearing and tearing that join in marriage oil shaft and receive are less, and join in marriage the inner of oil shaft and be provided with two oil pockets, all can pass through the oil pocket during fluid input or output, the fluid in two oil pockets can play the thermal effect of absorption oil shaft, thereby reduce the temperature of joining in marriage oil shaft, the difficult wearing and tearing of oil shaft are joined in marriage when the temperature is low excessively, the life of joining in marriage oil shaft has been improved.
Description
Technical Field
The utility model relates to a cycloid hydraulic motor, in particular to prevent motor oil distribution shaft wear structure's cycloid hydraulic motor.
Background
The hydraulic motor is an actuating element of a hydraulic system, converts hydraulic pressure energy provided by a hydraulic pump into mechanical energy (torque and rotating speed) of an output shaft of the hydraulic motor, the liquid is a medium for transmitting force and movement, and the hydraulic motor is also called an oil motor and is mainly applied to injection molding machinery, ships, lifting machines, engineering machinery, construction machinery, coal mine machinery, mining machinery, metallurgical machinery, ship machinery, petrochemical industry, port machinery and the like.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a prevent cycloid hydraulic motor of motor oil distribution shaft wear structure to the common cycloid hydraulic motor who provides in solving above-mentioned background art oil distribution shaft uses the back wearing and tearing for a long time more seriously, easy damaged problem.
In order to achieve the above object, the utility model provides a following technical scheme: a cycloid hydraulic motor of a structure for preventing an oil distribution shaft of the motor from being abraded comprises a shell, an output shaft, an oil distribution shaft, an end cover, a shaft sleeve and an oil distribution disc, wherein a first oil delivery pipe and a second oil delivery pipe are fixedly installed on the outer wall of the shell, a first oil delivery port and a second oil delivery port are respectively formed in the inner ends of the first oil delivery pipe and the second oil delivery pipe, the output shaft is rotatably installed at the inner end of the shell, one end of the output shaft is fixedly connected with one end of the oil distribution shaft, two oil cavities are formed in the inner end of the oil distribution shaft, oil delivery passages are respectively formed in two sides of the two oil cavities, a plurality of radiating grooves are respectively formed in the outer portions of the two oil cavities, one end of the oil distribution shaft is rotatably installed on the side wall of the end cover, two annular oil grooves and two annular oil distribution grooves are formed in the outer wall of the oil distribution shaft, the oil distribution shaft is, the oil distribution device is characterized in that a first oil hole, a second oil hole and a plurality of oil distribution holes are formed in the inner end of the shaft sleeve, a plurality of convex rings are arranged on the inner wall of the shaft sleeve and are respectively located at the edges of the first oil hole, the second oil hole and the plurality of oil distribution holes, a gap is formed in the joint of the oil distribution shaft and the shaft sleeve, the oil distribution disc is sleeved on one side of the outer wall of the oil distribution shaft, and a plurality of oil distribution channels are formed in the inner end of the oil distribution disc.
As a preferred technical scheme of the utility model, first oil delivery port, first oilhole and one of them annular oil groove set up for the intercommunication, second oil delivery port, second oilhole and another annular oil groove set up for the intercommunication.
As an optimized technical scheme of the utility model, a plurality of join in marriage oilhole and a plurality of and join in marriage oily passageway one-to-one and be linked together.
As an optimal technical scheme of the utility model, a plurality of two cyclic annular oil grooves and two cyclic annular oil distribution grooves's inner is located respectively to one side of bulge loop, just the outer wall of bulge loop and cyclic annular oil groove or the cyclic annular oil distribution groove's inner wall zonulae occludens.
As a preferred technical scheme of the utility model, one of them oil pocket encircles in the outside of another oil pocket.
As an optimal technical scheme of the utility model, the oil pocket is linked together with cyclic annular oil groove and cyclic annular oil distribution groove through two oil delivery ducts respectively.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a prevent that motor from joining in marriage cycloid hydraulic motor of oil shaft wear structure, join in marriage oil shaft and axle sleeve and only contact at the bulge loop of cyclic annular oil groove and cyclic annular oil groove department with the axle sleeve inner wall, there is certain clearance all in other positions, can reduce friction area, mainly rely on two bearing rotations, the wearing and tearing that join in marriage oil shaft and receive are less, and join in marriage the inner of oil shaft and be provided with two oil pockets, all can pass through the oil pocket during fluid input or output, the fluid in two oil pockets can play the thermal effect of absorption oil shaft, thereby reduce the temperature of joining in marriage oil shaft, the difficult wearing and tearing of oil shaft are joined in marriage when the temperature is low excessively, the life of joining in marriage oil shaft has been improved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic sectional structure of the present invention;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;
fig. 4 is a schematic side view of the two oil chambers of the present invention.
In the figure: 1. a housing; 2. a first oil delivery pipe; 3. a second oil delivery pipe; 4. an output shaft; 5. an oil distribution shaft; 51. an annular oil groove; 6. an oil chamber; 61. a heat sink; 62. an oil delivery passage; 7. an end cap; 8. a shaft sleeve; 81. a convex ring; 9. a first oil delivery port; 10. a second oil delivery port; 11. a first oil hole; 12. a second oil hole; 13. an oil distribution hole; 14. an annular oil distribution groove; 15. an oil distribution disc; 16. an oil distribution channel; 17. a bearing; 18. a gap.
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.
Referring to fig. 1-4, the utility model provides a cycloid hydraulic motor of a structure for preventing abrasion of a motor oil distribution shaft, which comprises a shell 1, an output shaft 4, an oil distribution shaft 5, an end cover 7, a shaft sleeve 8 and an oil distribution disc 15, wherein a first oil delivery pipe 2 and a second oil delivery pipe 3 are fixedly installed on the outer wall of the shell 1, the first oil delivery pipe 2 and the second oil delivery pipe 3 are used for inputting and outputting oil, the inner ends of the first oil delivery pipe 2 and the second oil delivery pipe 3 are respectively provided with a first oil delivery port 9 and a second oil delivery port 10, the output shaft 4 is rotatably installed on the inner end of the shell 1, one end of the output shaft 4 is fixedly connected with one end of the oil distribution shaft 5, the inner end of the oil distribution shaft 5 is provided with two oil cavities 6, oil delivery passages 62 are respectively arranged on two sides of the two oil cavities 6, a plurality of heat dissipation oil cavities 61 are respectively arranged outside the two oil cavities 6, the oil cavities 6, thereby reduce the temperature of the oil distribution shaft 5, the oil distribution shaft 5 is not easy to wear when the temperature is too low, one end of the oil distribution shaft 5 is rotatably mounted on the side wall of the end cover 7, the outer wall of the oil distribution shaft 5 is provided with two annular oil grooves 51 and two annular oil distribution grooves 14, the annular oil grooves 51 are used for inputting or outputting oil to the first oil delivery pipe 2 or the second oil delivery pipe 3, the annular oil distribution grooves 14 are used for inputting or outputting oil to the oil distribution channel 16, the oil distribution shaft 5 is rotatably mounted at the inner end of the shaft sleeve 8, the oil distribution shaft 5 is rotatably connected with the shaft sleeve 8 through two bearings 17, the inner end of the shaft sleeve 8 is provided with a first oil hole 11, a second oil hole 12 and a plurality of oil distribution holes 13, the inner wall of the shaft sleeve 8 is provided with a plurality of convex rings 81, the plurality of convex rings 81 are respectively positioned at the edges of the first oil hole 11, the second oil hole 12 and the plurality of oil distribution holes 13, a gap 18 is arranged at the joint of the oil distribution shaft 5 and the shaft sleeve 8 The oil distribution disc 15 is sleeved on one side of the outer wall of the oil distribution shaft 5, a plurality of oil distribution channels 16 are arranged at the inner end of the oil distribution disc 15, and oil is filled or absorbed into a cavity between the stator and the rotor through the oil distribution channels 16, so that the output shaft 4 at the inner end of the rotor is driven to rotate.
Preferably, the first oil delivery port 9, the first oil hole 11 and one of the annular oil grooves 51 are arranged in a communicating manner, the second oil delivery port 10, the second oil hole 12 and the other annular oil groove 51 are arranged in a communicating manner so as to input or output oil into or from the annular oil groove 51, the plurality of oil distribution holes 13 are in one-to-one correspondence with the plurality of oil distribution passages 16 so as to input or output oil into or from the oil distribution passages 16 through the oil distribution holes 13, one side of the plurality of collars 81 is respectively arranged at the inner ends of the two annular oil grooves 51 and the two annular oil distribution grooves 14, and the outer wall of the collar 81 is tightly connected with the annular oil groove 51 or the inner wall of the annular oil distribution groove 14 so as to prevent the oil from overflowing, one of the oil grooves 6 surrounds the outer side of the other oil groove 6, the oil groove 6 is respectively communicated with the annular oil groove 51 and the annular oil distribution groove 14 through the two oil delivery passages 62, and, the group of oil inlets are used for inputting oil into the oil distribution channel 16, the group of oil inlets are used for outputting oil in the oil distribution channel 16, the input oil sequentially passes through the first oil delivery port 9, the first oil hole 11, the annular oil groove 51, the oil delivery channel 62, the oil chamber 6, the oil delivery channel 62, the annular oil distribution channel 14 and the oil distribution hole 13 to enter the oil distribution channel 16, and the oil in the oil distribution channel 16 sequentially passes through the oil distribution hole 13, the annular oil distribution channel 14, the oil delivery channel 62, the oil chamber 6, the oil delivery channel 62, the annular oil groove 51 and the second oil hole 12 to be discharged from the second oil delivery port 10 during output.
When specifically using, the utility model relates to a prevent that motor from joining in marriage cycloid hydraulic motor of oil shaft wear structure, cycloid motor makes by hydraulic pump's drive and joins in marriage oil shaft 5 and rotates, through the 2 input fluid of first defeated oil pipe, through the 3 output fluid of second defeated oil pipe, fluid passes through first oil delivery port 9 in proper order during input, first oilhole 11, cyclic annular oil groove 51, defeated oil way 62, oil pocket 6, defeated oil way 62, cyclic annular oil distribution groove 14 and the entering oil distribution channel 16 of joining in marriage oilhole 13, fluid in the oil distribution channel 16 is through joining in marriage oilhole 13 in proper order during output, cyclic annular oil distribution groove 14, defeated oil way 62, oil pocket 6, defeated oil way 62, cyclic annular oil groove 51 and second oilhole 12 are discharged from second defeated oil port 10, the reciprocal cavity department of filling between stator and rotor of fluid, thereby drive fixed mounting's between the rotor joins in marriage oil shaft 5 and rotate.
In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A cycloid hydraulic motor of a structure for preventing abrasion of an oil distribution shaft of the motor comprises a shell (1), an output shaft (4), the oil distribution shaft (5), an end cover (7), a shaft sleeve (8) and an oil distribution disc (15), and is characterized in that a first oil conveying pipe (2) and a second oil conveying pipe (3) are fixedly installed on the outer wall of the shell (1), a first oil conveying port (9) and a second oil conveying port (10) are respectively formed in the inner ends of the first oil conveying pipe (2) and the second oil conveying pipe (3), the output shaft (4) is rotatably installed on the inner end of the shell (1), one end of the output shaft (4) is fixedly connected with one end of the oil distribution shaft (5), two oil cavities (6) are formed in the inner end of the oil distribution shaft (5), oil conveying ducts (62) are respectively arranged on two sides of the two oil cavities (6), and a plurality of heat dissipation grooves (61) are respectively arranged outside the two oil cavities (6), one end of the oil distribution shaft (5) is rotatably arranged on the side wall of the end cover (7), two annular oil grooves (51) and two annular oil distribution grooves (14) are arranged on the outer wall of the oil distribution shaft (5), the oil distribution shaft (5) is rotatably arranged at the inner end of the shaft sleeve (8), the oil distribution shaft (5) is rotatably connected with the shaft sleeve (8) through two bearings (17), a first oil hole (11), a second oil hole (12) and a plurality of oil distribution holes (13) are formed in the inner end of the shaft sleeve (8), a plurality of convex rings (81) are arranged on the inner wall of the shaft sleeve (8), the plurality of convex rings (81) are respectively positioned at the edges of the first oil hole (11), the second oil hole (12) and the plurality of oil distribution holes (13), a gap (18) is arranged at the joint of the oil distribution shaft (5) and the shaft sleeve (8), and the oil distribution disc (15) is sleeved on one side of the outer wall of the oil distribution shaft (, the inner end of the oil distribution disc (15) is provided with a plurality of oil distribution channels (16).
2. The cycloid hydraulic motor of claim 1 having a structure for preventing wear of a motor oil distribution shaft, wherein: the first oil conveying port (9), the first oil hole (11) and one of the annular oil grooves (51) are communicated, and the second oil conveying port (10), the second oil hole (12) and the other annular oil groove (51) are communicated.
3. The cycloid hydraulic motor of claim 1 having a structure for preventing wear of a motor oil distribution shaft, wherein: the oil distribution holes (13) are communicated with the oil distribution channels (16) in a one-to-one correspondence manner.
4. The cycloid hydraulic motor of claim 1 having a structure for preventing wear of a motor oil distribution shaft, wherein: one side of each of the convex rings (81) is respectively arranged at the inner ends of the two annular oil grooves (51) and the two annular oil distribution grooves (14), and the outer wall of each of the convex rings (81) is tightly connected with the inner walls of the annular oil grooves (51) or the annular oil distribution grooves (14).
5. The cycloid hydraulic motor of claim 1 having a structure for preventing wear of a motor oil distribution shaft, wherein: one of the oil chambers (6) surrounds the outside of the other oil chamber (6).
6. The cycloid hydraulic motor of claim 1 having a structure for preventing wear of a motor oil distribution shaft, wherein: the oil cavity (6) is respectively communicated with the annular oil groove (51) and the annular oil distribution groove (14) through two oil conveying passages (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021874011.XU CN213235322U (en) | 2020-09-01 | 2020-09-01 | Cycloid hydraulic motor of structure for preventing motor oil distribution shaft from being abraded |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021874011.XU CN213235322U (en) | 2020-09-01 | 2020-09-01 | Cycloid hydraulic motor of structure for preventing motor oil distribution shaft from being abraded |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213235322U true CN213235322U (en) | 2021-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021874011.XU Active CN213235322U (en) | 2020-09-01 | 2020-09-01 | Cycloid hydraulic motor of structure for preventing motor oil distribution shaft from being abraded |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213235322U (en) |
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2020
- 2020-09-01 CN CN202021874011.XU patent/CN213235322U/en active Active
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