CN203273135U - High-speed rotary type oil line distributor - Google Patents
High-speed rotary type oil line distributor Download PDFInfo
- Publication number
- CN203273135U CN203273135U CN 201320309722 CN201320309722U CN203273135U CN 203273135 U CN203273135 U CN 203273135U CN 201320309722 CN201320309722 CN 201320309722 CN 201320309722 U CN201320309722 U CN 201320309722U CN 203273135 U CN203273135 U CN 203273135U
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- housing
- mandrel
- diameter end
- speed rotary
- central spindle
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Abstract
The utility model provides a high-speed rotary type oil line distributor which comprises a cylindrical shell, a central spindle and a bearing end cover. The high-speed rotary type oil line distributor is characterized in that the shell is composed of a left section and a right section, and the bottom of the left section and the bottom of the right section are both provided with annular lugs; the central spindle is composed of a left central spindle section and a right central spindle section, and each central spindle section is provided with a small diameter end and a large diameter end; annular grooves are formed in the end faces of the large diameter ends of the central spindle, the annular lugs of the shell are mounted in the annular grooves, semicircular ring grooves are formed in the contacting surfaces of the annular lugs and the annular grooves, and balls are mounted in the ring grooves; the shell is provided with oil inlets; the small diameter ends of the central spindle are arranged in inner holes of the shell in a sleeved mode through bearings, and the small diameter ends of the central spindle are provided with oil outlet holes; sealing rings are arranged between adjacent oil inlets in the inner holes of the shell. According to the high-speed rotary type oil line distributor, the contacting surface of the central spindle and the shell is changed to be a relative rolling surface with a clamping groove, the friction force of the contacting surface can be reduced, the cracking problem of the oil line distributor due to the fact that the shell and a core body are separated after bearing retainer rings fail can also be prevented, and the requirement for high-pressure and high-speed rotating oil distribution is met.
Description
Technical field
The utility model belongs to the hydraulic transmission element field, relates in particular to the distributor that a kind of hydraulic circuit is rotatably connected.
Background technique
Some need to be driven the worktable of rotation by hydraulic transmission, on revolving table, and its power end generally is arranged on frame because of its executive component, and this just need to support the use revolving oil-way pipe joint, to complete the connection of oil hydraulic circuit.At present, the rotary oil circuit pipe joint structure on market is complicated, and maintenance is inconvenient, has brought difficulty to working service.
The patent No. provides a kind of rotary oil circuit pipe distributor for 201210422199.8.The dust cover that this rotary oil circuit pipe distributor comprises columnar housing, is positioned at the housing inner core-body, is fixed in the base plate of housing one end and is fixed in the housing the other end; Be characterized in: along the shell length direction, some filler openings are set on described housing; Described core body and housing are Spielpassung and are equiped with bearing at its two ends, be disposed radially the circular groove corresponding with filler opening on its cylindrical; On near the end face of the core body of dust cover one side, the oil outlet identical with filler opening quantity is set; Described oil outlet is communicated with circular groove by independent oil path.This invention is simple in structure, has solved preferably the fuel feeding problem of the machinery that rotatablely moves.But because being Spielpassung between core body and housing, add man-hour in manufacturing, if the more difficult control of this gap value excessive in the gap, be easy to cause each inlet and outlet of fuel channel intercommunication, and do not have effect; If gap value is too small, can increase manufacture cost again.Simultaneously, due to its axially locating a little less than, can not satisfy the requirement that high pressure, High Rotation Speed are joined oil.
Summary of the invention
Embodiment of the present utility model provides a kind of high-speed rotary oil path distributor, and is easy to manufacture, simple in structure, safe and reliable, can overcome existing oil path distributor unreasonable structure drawback, the oil-way pipe allocation problem when more being adapted to high pressure, High Rotation Speed.
For achieving the above object, embodiment of the present utility model adopts following technological scheme:
Embodiment of the present utility model provides a kind of high-speed rotary oil path distributor, comprises columnar housing, mandrel, bearing (ball) cover, it is characterized in that: described housing is comprised of by being connected left and right two lobe housings; The bottom of described left and right housing is with annular ledge; Described mandrel is comprised of by being connected left and right two lobe mandrels; Described left and right mandrel all has mandrel smaller diameter end and mandrel larger diameter end; Described mandrel smaller diameter end is positioned at housing, and the mandrel larger diameter end is positioned at outside housing, and mandrel and housing concentric; On described housing, along the housing outer wall, offer the endoporus of connection housing and some filler openings of outer wall, and be connected with the exterior tube joint; In the endoporus of described housing, along axial direction, at described some filler openings between any two, between filler opening and bearings mounted end face, all offer some seal grooves; End face in described mandrel larger diameter end is offered annular groove; At the surface of contact of described annular groove and annular ledge, correspondence is offered several circular grooves respectively; The cross section of described circular groove is semicircle, and ball is installed therein; The housing annular ledge is arranged in the annular groove of described mandrel larger diameter end; Offer bearing hole on the endoporus of described housing, and by bearing, the mandrel smaller diameter end is arranged in the housing endoporus; End in described mandrel smaller diameter end arranges end ring, to realize the location of bearing; On the axle side of described mandrel smaller diameter end, some oil outlets are set, its position is corresponding with the filler opening on housing respectively; In some seal grooves of described housing, seal ring is installed; The outer oil outlet end of described some oil outlets is opened on the mandrel larger diameter end, and is connected with the exterior tube joint; Described bearing (ball) cover is connected and is connected on housing.
Further, described housing is comprised of by being connected the left and right two lobe housings of symmetry.
Further, described mandrel is comprised of by being connected the left and right two lobe mandrels of symmetry.
Further, in the bottom surface of the end face of described mandrel larger diameter end and housing respectively the corresponding number of offering several circular grooves be 2～4.
Further, the seal groove of offering on described housing is " O " type or " V " type groove, and the corresponding seal ring of installing is respectively " O " type or " V " RunddichtringO.
Further, on described housing, the number that some filler openings are set along the housing axial direction is 2～4.
Further, the oil outlet of offering on described mandrel, its outer oil outlet end are all in the bottom surface of mandrel larger diameter end.
Further, on the end face of described mandrel larger diameter end, the flange hole of some circle distribution is set.
the high-speed rotary oil path distributor that the utility model embodiment provides, compared with prior art, described high-speed rotary oil path distributor at some filler openings between any two, between filler opening and bearings mounted end face, some seal grooves and seal ring have all been offered, can prevent effectively that adjacent two oil circuits from communicating, this seal ring that utilized seals adjacent two oil circuits, can prevent effectively that adjacent two oil circuits from communicating, mandrel in housing and the gap between housing like this, needn't strictly control, give to make to process and brought convenience, effectively reduced manufacture cost.Simultaneously, mandrel and housing surface of contact are become relative rolling surface with draw-in groove, both can reduce frictional force between the two, can prevent again because of after the end ring inefficacy, the problem of the oil pipe distributor explosion that housing produced with separating of core body can satisfy the requirement that the larger high-speed rotary of oil circuit pressure is joined oil.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or description of the Prior Art, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the assembly structure schematic diagram of the high-speed rotary oil path distributor in the utility model example.
In figure: 1-housing; 2-bolt; 3-bearing; 4-mandrel; 5-oil outlet; 6-seal ring; 7-filler opening;
8-exterior tube joint; 10-ball; 11-flange hole; 13-outer oil outlet end; 19-seal groove; 21-bearing (ball) cover; 31-end ring; 41-mandrel smaller diameter end; 42-mandrel larger diameter end; 43-circular groove; 50-annular ledge; 51-annular groove.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technological scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiments.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment who obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
As the utility model embodiment one, a kind of high-speed rotary oil path distributor is provided, as shown in Figure 1, comprise columnar housing 1, mandrel 4, bearing (ball) cover 21, it is characterized in that: described housing 1 is comprised of by being connected left and right two lobe housings; The bottom of described left and right housing is with annular ledge 50; Described mandrel 4 is comprised of by being connected left and right two lobe mandrels; Described left and right mandrel comprises mandrel smaller diameter end 41 and mandrel larger diameter end 42; Described mandrel smaller diameter end 41 is positioned at housing 1, and mandrel larger diameter end 42 is positioned at outside housing 1, and mandrel 4 and housing 1 concentric; On described housing 1, offer the some filler openings 7 that are communicated with endoporus and outer wall, and be connected with exterior tube joint 8; In the endoporus of described housing 1, along axial direction, at described some filler openings 7 between any two, between filler opening 7 and bearings mounted end face, all offer some seal grooves 19; Offer annular groove 51 at the end face of described mandrel larger diameter end 42; At the surface of contact of described annular groove 51 and annular ledge 50, correspondence is offered several circular grooves 43 respectively; The cross section of described circular groove 43 is semicircle, and ball 10 is installed therein; The annular ledge 50 of housing 1 is arranged in the annular groove 51 of described mandrel larger diameter end 42; Offer bearing hole on the endoporus of described housing 1, and by bearing 3, mandrel smaller diameter end 41 is arranged in housing 1 endoporus; End in described mandrel smaller diameter end 41 arranges end ring 31, to realize the location of bearing 3; On the axle side of described mandrel smaller diameter end 41, some oil outlets 5 are set, its position is corresponding with the filler opening 7 on housing 1 respectively; At the interior installation seal ring 6 of some the seal grooves 19 of described housing 1, prevent adjacent two oil outlet 5 intercommunications and prevent to outside leakage of oil; The outer oil outlet end 13 of described some oil outlets 5 is opened on mandrel larger diameter end 42, and is connected with exterior tube joint 8; Described bearing (ball) cover 21 is connected by bolt 2 and is connected on housing 1, reaches dustproof with the axially locating that realizes bearing 3.
Further, described housing 1 is comprised of by being connected the left and right two lobe housings of symmetry.
Further, described mandrel 4 is comprised of by being connected the left and right two lobe mandrels of symmetry.
Further, in the bottom surface of the end face of described mandrel larger diameter end 42 and housing 1 respectively the corresponding number of offering several circular grooves 43 be 1～4.
Further, the seal groove 19 of offering on described housing 1 is " O " type, " V " type or other forms of groove, and the corresponding seal ring 6 of installing is respectively " O " type, " V " type or other form seal rings.
Further, on the end face of described mandrel larger diameter end 42, the flange hole 11 of some circle distribution is set, the high-speed rotary oil path distributor be used for is installed fixedly in revolving part.
Further, on described housing 1, along the housing axial direction, some filler opening 7 numbers being set is 2～4.
Further, the oil outlet 5 of offering on described mandrel 4, its outer oil outlet end 13 are all in the bottom surface of mandrel larger diameter end 42.
The above; it is only the utility model embodiment; but protection domain of the present utility model is not limited to this; anyly be familiar with those skilled in the art of the present technique in the technical scope that the utility model discloses; can expect easily changing or replacing, within all should being encompassed in protection domain of the present utility model.Protection domain of the present utility model should being as the criterion with described claim.
Claims (9)
1. a high-speed rotary oil path distributor, comprise columnar housing (1), mandrel (4), bearing (ball) cover (21), it is characterized in that: described housing (1) is comprised of by being connected left and right two lobe housings;
The bottom of described left and right housing is all with annular ledge (50);
Described mandrel (4) is comprised of by being connected left and right two lobe mandrels;
Described left and right mandrel has mandrel smaller diameter end (41) and mandrel larger diameter end (42);
Described mandrel smaller diameter end (41) is positioned at housing (1), and mandrel larger diameter end (42) is positioned at outside housing (1), and mandrel (4) and housing (1) concentric;
On described housing (1), offer the some filler openings (7) that are communicated with endoporus and outer wall, and be connected with exterior tube joint (8);
In the endoporus of described housing (1), along axial direction, at described some filler openings (7) between any two, between filler opening (7) and bearings mounted end face, all offer some seal grooves (19);
Offer annular groove (51) at the end face of described mandrel larger diameter end (42), and the annular ledge (50) of housing (1) is arranged on wherein;
At the surface of contact of described annular groove (51) and annular ledge (50), correspondence is offered several circular grooves (43) respectively;
The cross section of described circular groove (43) is semicircle, and ball (10) is installed therein;
Offer bearing hole on the endoporus of described housing (1), and by bearing (3), mandrel smaller diameter end (41) is arranged in housing (1) endoporus;
End in described mandrel smaller diameter end (41) arranges end ring (31), to realize the fixing and location of bearing (3);
On the axle side of described mandrel smaller diameter end (41), some oil outlets (5) are set, its position is corresponding with the filler opening (7) on housing (1) respectively;
Seal ring (6) is installed in some the seal grooves (19) of described housing (1);
The outer oil outlet end (13) of described oil outlet (5) is opened on mandrel larger diameter end (42), and is connected with exterior tube joint (8);
Described bearing (ball) cover (21) is connected and is connected on housing (1), reaches dustproof with the axially locating that realizes bearing (3).
2. high-speed rotary oil path distributor according to claim 1, it is characterized in that: described housing (1) is comprised of by being connected the left and right two lobe housings of symmetry.
3. high-speed rotary oil path distributor according to claim 1, it is characterized in that: described mandrel (4) is comprised of by being connected the left and right two lobe mandrels of symmetry.
4. high-speed rotary oil path distributor according to claim 1 is characterized in that: the corresponding number of offering several circular grooves (43) is 1～4 respectively in the bottom surface of the end face of described mandrel larger diameter end (42) and housing (1).
5. high-speed rotary oil path distributor according to claim 1 is characterized in that: the seal groove (19) of offering on described housing (1), be " O " type groove, and the corresponding seal ring (6) of installing is " O " RunddichtringO.
6. high-speed rotary oil path distributor according to claim 1 is characterized in that: the seal groove (19) of offering on described housing (1), be " V " type groove, and the corresponding seal ring (6) of installing is " V " RunddichtringO.
7. high-speed rotary oil path distributor according to claim 1, it is characterized in that: on described housing (1), the number that some filler openings (7) are set along housing (1) axial direction is 2～4.
8. high-speed rotary oil path distributor according to claim 1 is characterized in that: the oil outlet (5) of offering on described mandrel (4), its outer oil outlet end (13) are all in the bottom surface of mandrel larger diameter end (42).
According to claim 1 to 8 one of described high-speed rotary oil path distributor, it is characterized in that: on the end face of described mandrel larger diameter end (42), the flange hole (11) of some circle distribution is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320309722 CN203273135U (en) | 2013-05-31 | 2013-05-31 | High-speed rotary type oil line distributor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320309722 CN203273135U (en) | 2013-05-31 | 2013-05-31 | High-speed rotary type oil line distributor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203273135U true CN203273135U (en) | 2013-11-06 |
Family
ID=49503545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320309722 Withdrawn - After Issue CN203273135U (en) | 2013-05-31 | 2013-05-31 | High-speed rotary type oil line distributor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203273135U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103267193A (en) * | 2013-05-31 | 2013-08-28 | 滁州华冶机电科技有限公司 | High-speed rotating type oil way distributor |
| CN114542552A (en) * | 2020-11-26 | 2022-05-27 | 中国船舶重工集团公司第七一一研究所 | High-pressure and high-linear-speed oil distribution device |
-
2013
- 2013-05-31 CN CN 201320309722 patent/CN203273135U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103267193A (en) * | 2013-05-31 | 2013-08-28 | 滁州华冶机电科技有限公司 | High-speed rotating type oil way distributor |
| CN114542552A (en) * | 2020-11-26 | 2022-05-27 | 中国船舶重工集团公司第七一一研究所 | High-pressure and high-linear-speed oil distribution device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131106 Effective date of abandoning: 20150408 |
|
| RGAV | Abandon patent right to avoid regrant |