CN218207179U - Oil throwing ring type lubricating structure of rotary jet pump - Google Patents
Oil throwing ring type lubricating structure of rotary jet pump Download PDFInfo
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- CN218207179U CN218207179U CN202222537156.6U CN202222537156U CN218207179U CN 218207179 U CN218207179 U CN 218207179U CN 202222537156 U CN202222537156 U CN 202222537156U CN 218207179 U CN218207179 U CN 218207179U
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- bearing
- oil
- oil slinger
- slinger
- main shaft
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Abstract
The utility model discloses a smooth structure of throwing oil ring formula of jet-propelled pump, including the bearing box, the main shaft, the oil slinger, be provided with the bearing body on the bearing box, the main shaft rotates the supporting by the bearing of installing in the bearing body, still establish the oil slinger spacer sleeve of the main shaft and one end and bearing inner race terminal surface butt other end and main shaft journal terminal surface butt including lieing in the bearing box endotheca, the oil slinger free jacket is sheathe in the oil slinger spacer sleeve, the equipartition is provided with a plurality of oil slinger oil advance grooves on the outer circumference of oil slinger, this oil slinger loop constructs, when the rotational speed is high, the lubricating oil mass of getting rid of into the bearing is also big more, fully lubricated bearing, and then reduce bearing temperature, improve the bearing life, improve the reliability of jet-propelled pump.
Description
Technical Field
The utility model relates to a smooth technical field of structure of spouting the pump soon specifically is a smooth structure of oil ring formula of throwing away of spouting the pump soon.
Background
The rotary spraying pump in the prior art usually adopts lubricating grease or an oil throwing disc structure to lubricate a bearing, the amount of lubricating oil/lubricating grease stored in a bearing body is less, and when the rotary spraying pump operates under the working condition of high rotating speed, the bearing is poor in lubrication, so that the temperature of the lubricating oil is too high, and the condition of bearing damage is caused. The problem of bearing lubrication is urgently needed to be solved, the temperature of lubricating oil is reduced, the temperature of a bearing is reduced, the fault rate is reduced, the service life of the bearing is prolonged, and the reliability of the jet pump is improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a smooth structure of gets rid of oil ring formula of jet-propelled pump to solve the problem among the prior art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a spinning pump's lubricated structure of flinger ring formula, includes bearing box, main shaft 1, is provided with bearing body 7 on the bearing box, main shaft 1 is rotated the support by the bearing 5 who installs in bearing body 7, still establishes including lieing in the bearing box endotheca main shaft 1 last and one end with the bearing 5 inner circle terminal surface butt other end with the flinger spacer 6 of 1 axle journal terminal surface butt of main shaft, flinger 11 empty sleeve in on the flinger spacer 6, the equipartition is provided with a plurality of flinger oil grooves 1101 on the outer circumference of flinger 11.
Further, a conical section 601, a cylindrical section 602 and a flange section 603 are arranged on the outer circumference of the slinger retainer 6, the large diameter end of the conical section 601 faces the bearing 5, the small diameter end is connected with the cylindrical section 602, the flange section 603 is arranged at one end far away from the bearing 5, the flange section 603 is connected with the cylindrical section 602 through a conical surface, the slinger 11 is sleeved in the cylindrical section 602 in an empty mode, and a slinger retainer rod 10 is arranged above the flange section 603.
Further, the smooth structure of throwing away oil ring formula of jet-grouting pump still includes oil return structure, oil return structure including be used for with 5 outer lane axial compresses tightly of bearing 5 are in bearing gland 4 and the cover in the bearing body 7 are established dustproof dish 3 on the main shaft 1, dustproof dish 3 has axle sleeve portion and flange dish portion, axle sleeve portion runs through bearing gland 4 and front end with 5 inner circle outer end butt of bearing, 4 inner walls of bearing gland are equipped with bearing gland labyrinth groove 401, the outer disc of flange dish portion with bearing gland labyrinth groove 401 corresponds and is equipped with dustproof dish labyrinth groove 301, bearing gland labyrinth groove 401 lower part is equipped with oil return tank 402, be equipped with the intercommunication on the bearing body 7 the oil gallery 701 of oil return tank 402.
Furthermore, the flange plate part is movably buckled with the outer end of the bearing gland 4, and the outer end of the flange plate part is abutted against the round nut 2 screwed on the main shaft 1.
Furthermore, the upper end of the oil slinger baffle rod 10 is provided with a threaded section which is in threaded connection with the bearing box cover 8, and the oil slinger baffle rod 10 is also provided with a cylindrical pin 9.
The utility model has the advantages that: the utility model provides a pair of smooth structure of slinger oil ring formula of jet-propelled pump sets up the slinger oil feed tank on the slinger, and when the main shaft of jet-propelled pump was rotatory, the slinger spacer sleeve drove the rotation of slinger, and lubricating oil in the bearing box gets into the slinger oil feed tank, is taken to the slinger oil spacer sleeve, gets into the bearing through the slinger spacer sleeve, and this slinger oil ring structure, when the rotational speed was higher, the lubricating oil mass of slinging into the bearing was also bigger, fully lubricated bearing, and then reduced bearing temperature, improved bearing life, improved jet-propelled pump's reliability; the bearing gland is provided with a bearing gland oil return groove, the bearing body is provided with an oil return hole, so that the lubricating oil heated after lubricating the bearing returns to the bearing box for cooling through the bearing gland oil return groove and the oil return hole, the heat generated by the bearing is taken away, the temperature of the bearing is reduced, the service life of the bearing is further prolonged, and the reliability of the rotary jet pump is improved; an oil slinger baffle rod is arranged on the bearing box cover, so that the oil slinger is prevented from running out of an oil slinger baffle sleeve, the condition of poor bearing lubrication is further avoided, and the reliability of the rotary jet pump is ensured; a bearing gland labyrinth groove is arranged on the bearing gland, and a dustproof disc labyrinth groove is arranged on the dustproof disc corresponding to the bearing gland labyrinth groove, so that the reliability of labyrinth seal is improved, and bearing lubricating oil is prevented from leaking; the oil slinger stop lever is fixed on the bearing box cover in a threaded mode, the cylindrical pin is installed on the oil slinger stop lever, an oil slinger is hung on the cylindrical pin during assembly, the bearing box cover is installed again, after a bearing is fixed, a half-circle oil slinger stop lever is unscrewed, the oil slinger slides on the oil slinger stop sleeve from the cylindrical pin, the oil slinger stop lever is screwed, the oil slinger with a large outer diameter is convenient to install, the installation convenience is improved, and the assembly efficiency is improved.
Drawings
Fig. 1 is a cross-sectional view of the present invention;
fig. 2 is a partially enlarged view of a portion a in fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. 1-2, an oil slinger ring type lubricating structure of a jet-grouting pump comprises a bearing box, a main shaft 1, an oil slinger 11, a bearing body 7 arranged on the bearing box, wherein the main shaft 1 is rotatably supported by a bearing 5 arranged in the bearing body 7, the jet-grouting pump further comprises an oil slinger baffle sleeve 6 which is positioned in the bearing box and sleeved on the main shaft 1, one end of the oil slinger baffle sleeve is abutted to the end surface of the inner ring of the bearing 5, the other end of the oil slinger baffle sleeve is abutted to the end surface of the shaft neck of the main shaft 1, the oil slinger 11 is sleeved on the oil slinger baffle sleeve 6 in an empty manner, the lower part of the oil slinger 11 is immersed in lubricating oil in the bearing box, and a plurality of oil slinger oil inlet grooves 1101 are uniformly distributed on the outer circumference of the oil slinger 11; the outer circumference of the slinger baffle sleeve 6 is provided with a conical section 601, a cylindrical section 602 and a flange section 603, the large diameter end of the conical section 601 faces the bearing 5, the small diameter end is connected with the cylindrical section 602, the flange section 603 is arranged at one end far away from the bearing 5, the flange section 603 is connected with the cylindrical section 602 through a conical surface, the slinger 11 is freely sleeved on the cylindrical section 602, a slinger baffle rod 10 is arranged above the flange section 603, when the main shaft 1 of the rotary jet pump rotates, the slinger baffle sleeve 6 drives the slinger 11 to rotate, lubricating oil in a bearing box enters the slinger oil inlet groove 1101, when the slinger oil inlet groove 1101 with the lubricating oil rotates to the upper side of the slinger baffle sleeve 6, the lubricating oil flows to the surface of the slinger baffle sleeve 6, namely the lubricating oil is brought to the slinger baffle sleeve 6, the centrifugal force generated along with the rotation of the slinger baffle sleeve 6 and resultant force formed by the adhesion force on the surface of the lubricating oil make the lubricating oil advance along the surface of the lubricating oil finally entering the bearing 5 and finally entering the bearing 5, namely the bearing 5 through the slinger 6, the lubricating oil is prevented from entering the bearing 5, the bearing, the reliability is improved, and the reliability of the slinger is prevented from being increased, and the bearing is ensured by the arrangement of the slinger, and the slinger, the bearing, the reliability of the bearing is improved.
Preferably, the oil throwing ring type lubricating structure of the jet pump further comprises an oil return structure, the oil return structure comprises a bearing gland 4 and a dustproof disc 3, the bearing gland 4 is used for axially pressing the outer ring of the bearing 5 in the bearing body 7, the dustproof disc 3 is sleeved on the main shaft 1, the dustproof disc 3 is provided with a shaft sleeve part and a flange disc part, the shaft sleeve part penetrates through the bearing gland 4, the front end of the shaft sleeve part is abutted against the outer end of the inner ring of the bearing 5, a bearing gland labyrinth groove 401 is arranged on the inner wall of the bearing gland 4, a dustproof disc labyrinth groove 301 is correspondingly arranged on the outer circumferential surface of the flange disc part and the bearing gland labyrinth groove 401, an oil return groove 402 is arranged at the lower part of the bearing gland labyrinth groove 401, and an oil return hole 701 communicated with the oil return groove 402 is arranged on the bearing body 7, so that the bearing gland oil return groove 402 is arranged on the bearing 4, the oil return hole 701 is arranged on the bearing body 7, lubricating oil which is heated after lubricating the bearing 5 passes through the bearing gland oil return groove 402 and returns to the bearing box for cooling, the heat generated by taking away, the temperature of the bearing 5 is reduced, the service life of the bearing is further prolonged, and the reliability of the bearing 5 is improved; set up bearing gland labyrinth groove 401 on bearing gland 4, set up dustproof dish labyrinth groove 301 on dustproof dish 3 corresponding to the place of bearing gland labyrinth groove 401, promote labyrinth seal reliability, prevent that bearing lubricating oil from leaking.
As further preferred, the flange dish portion of dustproof dish 3 and the activity lock of 4 outer ends of bearing gland, avoid outside dust to get into in the bearing 5, flange dish portion outer end and the round nut 2 butt that closes soon on main shaft 1, through revolve round nut 2 of box on main shaft 1 with dustproof dish 3 support tightly on bearing 5, avoid dustproof dish 3 pine to take off.
Preferably, the upper end of the oil slinger baffle rod 10 is provided with a threaded section which is in threaded connection with the bearing box cover 8, the oil slinger baffle rod 10 is further provided with a cylindrical pin 9, the oil slinger baffle rod 10 is fixed on the bearing box cover 8 in a threaded mode, the cylindrical pin 9 is installed on the oil slinger baffle rod 10, the oil slinger 11 is hung on the cylindrical pin 9 during assembly, then the bearing box cover 8 is installed, finally the bearing 5 is assembled and fixed, the semi-circle oil slinger baffle rod 10 is unscrewed, namely the cylindrical pin 9 rotates for an angle, the oil slinger 11 slides from the cylindrical pin 9 onto the oil slinger baffle sleeve 6 under the blocking of the oil slinger baffle sleeve 6, and then the oil slinger baffle rod 10 is screwed tightly, so that the oil slinger 11 with a large outer diameter can be installed conveniently, the installation convenience is improved, and the assembly efficiency is improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "top", "bottom", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
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 (5)
1. The utility model provides a smooth structure of throwing away oil ring formula of jet-propelled pump, includes bearing box, main shaft (1), is provided with bearing body (7) on the bearing box, main shaft (1) rotates the supporting by bearing (5) of installing in bearing body (7), its characterized in that: the oil slinger is characterized by further comprising an oil slinger baffle sleeve (6) which is positioned in a bearing box and sleeved on the main shaft (1), wherein one end of the oil slinger baffle sleeve is abutted to the end face of the inner ring of the bearing (5) and the other end of the oil slinger baffle sleeve is abutted to the end face of the shaft neck of the main shaft (1), the oil slinger (11) is sleeved on the oil slinger baffle sleeve (6) in an empty mode, and a plurality of oil slinger oil inlet grooves (1101) are uniformly distributed on the outer circumference of the oil slinger (11).
2. The oil slinger type lubricating structure of the rotary jet pump of claim 1, characterized in that: the oil slinger is characterized in that a conical section (601), a cylindrical section (602) and a flange section (603) are arranged on the outer circumference of the oil slinger baffle sleeve (6), the large-diameter end of the conical section (601) faces the bearing (5), the small-diameter end of the conical section (601) is connected with the cylindrical section (602), the flange section (603) is arranged at one end far away from the bearing (5), the flange section (603) is connected with the cylindrical section (602) through a conical surface, an oil slinger (11) is sleeved in the cylindrical section (602) in an empty mode, and an oil slinger baffle rod (10) is arranged above the flange section (603).
3. The oil slinger type lubricating structure of the rotary spraying pump as claimed in claim 1, characterized in that: still include the oil return structure, the oil return structure including be used for with bearing (5) outer lane axial compresses tightly bearing gland (4) and cover in the bearing body (7) are established dustproof dish (3) on main shaft (1), dustproof dish (3) have axle sleeve portion and flange dish portion, axle sleeve portion runs through bearing gland (4) and front end with bearing (5) inner circle outer end butt, bearing gland (4) inner wall is equipped with bearing gland labyrinth groove (401), the outer disc of flange dish with bearing gland labyrinth groove (401) correspond and are equipped with dustproof dish labyrinth groove (301), bearing gland labyrinth groove (401) lower part is equipped with oil return groove (402), be equipped with the intercommunication on bearing body (7) oil return hole (701) of oil return groove (402).
4. The oil slinger type lubricating structure of the rotary spraying pump as claimed in claim 3, characterized in that: the flange plate part is movably buckled with the outer end of the bearing gland (4), and the outer end of the flange plate part is abutted against a round nut (2) screwed on the main shaft (1).
5. The oil slinger type lubricating structure of the rotary spraying pump as claimed in claim 2, characterized in that: the upper end of the oil slinger baffle rod (10) is provided with a threaded section which is in threaded connection with the bearing box cover (8), and the oil slinger baffle rod (10) is also provided with a cylindrical pin (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222537156.6U CN218207179U (en) | 2022-09-23 | 2022-09-23 | Oil throwing ring type lubricating structure of rotary jet pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222537156.6U CN218207179U (en) | 2022-09-23 | 2022-09-23 | Oil throwing ring type lubricating structure of rotary jet pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218207179U true CN218207179U (en) | 2023-01-03 |
Family
ID=84638445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222537156.6U Active CN218207179U (en) | 2022-09-23 | 2022-09-23 | Oil throwing ring type lubricating structure of rotary jet pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218207179U (en) |
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2022
- 2022-09-23 CN CN202222537156.6U patent/CN218207179U/en active Active
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