CN211280535U - Rigid oil injection thrust rod - Google Patents
Rigid oil injection thrust rod Download PDFInfo
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- CN211280535U CN211280535U CN201922450515.2U CN201922450515U CN211280535U CN 211280535 U CN211280535 U CN 211280535U CN 201922450515 U CN201922450515 U CN 201922450515U CN 211280535 U CN211280535 U CN 211280535U
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- guide hole
- oiling
- bearing shell
- rod
- joint ball
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Abstract
The utility model relates to a rigidity oiling distance rod belongs to the field of automobile parts, it includes the body of rod, the both ends of the body of rod have set firmly and have connected the ball seat, set up the cavity of placing of through connection ball seat in the connection ball seat, place and be equipped with the bearing housing in the cavity, the bearing housing internal rotation is connected with joint ball round pin, one side of connecting the ball seat is equipped with the oil cup, oil cup intercommunication joint ball round pin, after distance rod uses a period, when the oiling once more needs, only need to the oiling in the oil cup, can pour into oil between bearing housing and the joint ball round pin, the effect that the oiling process is simpler has.
Description
Technical Field
The utility model belongs to the technical field of the technique of automobile parts and specifically relates to a rigidity oiling distance rod is related to.
Background
At present, the thrust rod is mainly applied to a single-axle or double-rear-axle heavy-duty automobile of a non-independent suspension of a truck or a passenger car, a frame and an axle are connected, the automobile body is prevented from inclining when the automobile turns under the action of the thrust rod, the stability and the safety of the automobile when the automobile turns are ensured, and various types of thrust rods are widely applied to trucks and passenger cars produced in various domestic main engine plants.
The existing automobile thrust rod with the publication number of CN2550192Y comprises a rod body, wherein rod heads are arranged at two ends of the rod body, a supporting shaft connected with an automobile double bridge is arranged on the rod head, and the improvement is that a polyurethane elastomer is arranged between the pull rod head and the supporting shaft.
The above prior art solutions have the following drawbacks: mutual rotational friction between back shaft and the bush among the above-mentioned distance rod, back shaft and bush have lubricating oil in advance at the in-process of installation, and along with the use of distance rod, lubricating oil can constantly consume, run off, needs the operator to pour into lubricating oil into once more, but dust ring, gasket are installed at the both ends of bush, need lift dust ring, gasket off, just can be to the oiling between back shaft, the bush, and the oiling process is more complicated.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a rigidity oiling distance rod, it has the simpler effect of oiling process to the not enough of prior art existence.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a rigidity oiling distance rod, includes the body of rod, and the both ends of the body of rod have set firmly the connection ball seat respectively, set up the cavity of placing of through connection ball seat in the connection ball seat, place and be equipped with the bearing housing in the cavity, be equipped with the joint ball round pin in the bearing housing, the both sides cover of joint ball round pin is equipped with the sealing washer, and one side of connecting the ball seat is equipped with the oil cup, sets up the external guide hole one with placing the cavity of intercommunication in the connection ball seat, sets up the guide hole two of the external and joint ball round pin of intercommunication in the bearing housing, and guide hole one communicates with guide hole two.
By adopting the technical scheme, the joint ball pin is arranged in the bearing shell to rotate, lubricating oil is pre-coated on the joint ball pin and the bearing shell when the joint ball pin and the bearing shell are installed, after the thrust rod is used for a period of time, the lubricating oil is continuously consumed and lost, oil needs to be injected between the joint ball pin and the bearing shell again, at the moment, an operator only needs to inject the lubricating oil into the oil cup, and the lubricating oil directly enters the space between the joint ball pin and the bearing shell through the guide hole I and the guide hole II, so that the oil injection process is simpler.
The present invention may be further configured in a preferred embodiment as: and the outer side of the bearing shell is provided with an annular guide groove, and the guide groove is communicated with the first guide hole and the second guide hole.
By adopting the technical scheme, the bearing shell is arranged in the placing cavity, the placing cavity and the bearing shell are cylindrical, the bearing shell can rotate relative to the placing cavity, so that the first guide hole and the second guide hole are deviated in position, the annular guide groove is communicated with the first guide hole and the second guide hole to play a role in guiding lubricating oil, and even if the first guide hole and the second guide hole are deviated in position, the lubricating oil in the first guide hole can be ensured to flow into the second guide hole.
The present invention may be further configured in a preferred embodiment as: an oil groove is formed in the inner wall of the bearing shell, and one end, far away from the guide groove, of the guide hole II is arranged in the oil groove.
Through adopting above-mentioned technical scheme, lubricating oil is through having the guide hole in the influent oil groove, the oil groove has increased the contact surface that lubricating oil and joint ball round pin connect, has the advantage that improves lubricated effect.
The present invention may be further configured in a preferred embodiment as: one end of the placing cavity is fixedly provided with an annular convex edge.
Through adopting above-mentioned technical scheme, the bearing shell is arranged in and is placed the cavity and the convex edge is arranged in to the one end of bearing shell, and the convex edge plays the effect of supporting and injecing the bearing shell position.
The present invention may be further configured in a preferred embodiment as: one side of the placing cavity, which is far away from the convex edge, is provided with a first chamfer.
Through adopting above-mentioned technical scheme, the bearing shell is placed from placing the cavity and keeping away from the one side of chimb and is placed in the cavity, and chamfer one has the effect that the bearing shell of being convenient for is put into and is placed in the cavity.
The present invention may be further configured in a preferred embodiment as: one side of the placing cavity, which is far away from the convex edge, is provided with an annular limiting groove, and a check ring is arranged in the limiting groove.
Through adopting above-mentioned technical scheme, the convex edge is arranged in to the bearing housing and between the retaining ring, and the retaining ring has the effect of injecing the bearing housing position, and the spacing inslot is arranged in to the retaining ring, and the spacing groove has the effect of injecing the retaining ring position.
The present invention may be further configured in a preferred embodiment as: an opening is formed in one side of the check ring, and round holes are formed in two ends of the check ring.
Through adopting above-mentioned technical scheme, the operator stretches into the tip of jump ring pincers in the round hole, and the operator of being convenient for installs and lift off the retaining ring.
The present invention may be further configured in a preferred embodiment as: and the end part of the outer wall of the bearing shell is provided with a second chamfer.
Through adopting above-mentioned technical scheme, the bearing shell is put into and is placed the cavity, and chamfer two has the effect that the bearing shell of being convenient for is put into and is placed the cavity.
To sum up, the utility model discloses a following at least one useful technological effect:
1. through the arrangement of the oil cup, the first guide hole and the second guide hole, lubricating oil is injected from the oil cup, passes through the first guide hole and the second guide hole and is directly injected between the joint ball pin and the bearing shell, and the effect of simpler oil injection process is achieved;
2. through the setting of oil groove, the oil groove has increased the contact surface that lubricating oil and joint ball round pin and has connect, has the advantage that improves lubricated effect.
Drawings
Fig. 1 is a schematic structural diagram of the embodiment.
Fig. 2 is an exploded view of the connecting ball seat and the knuckle ball pin of the embodiment.
FIG. 3 is a sectional view of an oil cup in the example.
FIG. 4 is a schematic structural view of a bearing housing in the embodiment.
Fig. 5 is a cross-sectional view of the ball pin of the embodiment.
In the figure, 1, a rod body; 2. connecting a ball seat; 3. placing the cavity; 4. a bearing housing; 5. a joint ball pin; 6. an oil cup; 7. a first guide hole; 8. a second guide hole; 9. a guide groove; 10. an oil sump; 11. a convex edge; 12. a limiting groove; 13. a retainer ring; 14. an opening; 15. a circular hole; 16. chamfering I; 17. chamfering II; 18. a seal ring; 19. and a through hole.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, for the utility model discloses a rigidity oiling distance rod, including the body of rod 1, body of rod 1 is hollow circular cylinder, and the both ends of the body of rod 1 have set firmly respectively and have connected ball seat 2, have seted up the cavity 3 of placing of through connection ball seat 2 in the connection ball seat 2, place and install bearing housing 4 in the cavity 3, and the bearing housing 4 internal rotation is connected with joint ball round pin 5, and joint ball round pin 5 is the polyurethane material, has wear-resisting, buffering, oil-fast effect. Both ends of the joint ball pin 5 are cylindrical, through holes 19 penetrating through the end parts of the joint ball pin 5 are formed in both ends of the joint ball pin 5, and the end parts of the joint ball pin 5 are fixed on the axle through bolts and cover plates, so that the connection stability is improved, and the bolts are prevented from being broken. The bearing shell 4 is made of rigid metal, has the characteristics of high strength, high hardness and the like, and prevents the bearing shell 4 from being broken due to stress extrusion in the rotating process of the joint ball pin 5.
Referring to fig. 2, the sealing rings 18 are sleeved on two sides of the joint ball pin 5, and the sealing rings 18 can prevent impurities such as dust, silt and the like from falling around the joint ball pin 5, so that the joint ball pin 5 is protected. The sealing ring 18 is in interference fit with the joint ball pin 5, the diameter of the inner ring of the sealing ring 18 is smaller than that of the end part of the joint ball pin 5, the sealing ring 18 is made of elastic materials and has certain elasticity, and the sealing ring 18 is sleeved at the end part of the joint ball pin 5 to play a role in improving the connection stability of the sealing ring 18 and the joint ball pin 5.
Referring to fig. 2 and 3, an oil cup 6 is fixedly arranged on one side of the connecting ball seat 2, a first guide hole 7 for communicating the outside and the placing cavity 3 is formed in the connecting ball seat 2, a second guide hole 8 for communicating the outside and the joint ball pin 5 is formed in the bearing shell 4, the first guide hole 7 is communicated with the second guide hole 8, and the oil cup 6 is arranged at one end, far away from the second guide hole 8, of the first guide hole 7. The joint ball pin 5 is arranged in the bearing shell 4 to rotate, lubricating oil is pre-coated when the joint ball pin 5 and the bearing shell 4 are installed, after the thrust rod is used for a period of time, the lubricating oil is continuously consumed and lost, oil needs to be injected between the joint ball pin 5 and the bearing shell 4 again, at the moment, an operator only needs to inject the lubricating oil into the oil cup 6, the lubricating oil directly enters the space between the joint ball pin 5 and the bearing shell 4 through the guide hole I7 and the guide hole II 8, and the effect of simple oil injection process is achieved.
Referring to fig. 2 and 3, an annular guide groove 9 is formed in the outer side of the bearing shell 4, and the guide groove 9 communicates with the first guide hole 7 and the second guide hole 8. The placing cavity 3 and the bearing shell 4 are both cylindrical, the bearing shell 4 and the placing cavity 3 rotate relatively, so that the first guide hole 7 and the second guide hole 8 are deviated in position, the annular guide groove 9 is communicated with the first guide hole 7 and the second guide hole 8 to play a role of guiding lubricating oil, and even if the first guide hole 7 and the second guide hole 8 are deviated in position, the lubricating oil in the first guide hole 7 can be ensured to flow into the second guide hole 8.
Referring to fig. 3 and 4, the inner wall of the bearing shell 4 is provided with oil grooves 10 which are in cross communication, and one end of the guide hole two 8 far away from the guide groove 9 is arranged in the oil groove 10. Lubricating oil flows into the oil groove 10 through the guide hole II 8, the oil groove 10 increases the contact surface of the lubricating oil and the joint ball pin 5, and the lubricating oil has the advantage of improving the lubricating effect.
Referring to fig. 2 and 5, an annular flange 11 is fixedly arranged at one end of the placing cavity 3, and the flange 11 is perpendicular to the placing cavity 3. The bearing shell 4 is placed in the placing cavity 3 and one end of the bearing shell 4 is placed on the flange 11, and the flange 11 plays a role in supporting and limiting the position of the bearing shell 4.
Referring to fig. 2 and 5, a first chamfer 16 is formed on one side of the placing cavity 3 away from the convex edge 11, and a second chamfer 17 is formed on the end part of the outer wall of the bearing shell 4. One end of the bearing shell 4 close to the second chamfer 17 is placed into the placing cavity 3 from one side of the placing cavity 3 far away from the convex edge 11, and the first chamfer 16 and the second chamfer 17 have the effect of facilitating the placement of the bearing shell 4 into the placing cavity 3.
Referring to fig. 2 and 5, an annular limiting groove 12 is formed in one side of the placing cavity 3 away from the convex edge 11, and a retaining ring 13 is installed in the limiting groove 12. The bearing shell 4 is arranged between the convex edge 11 and the retainer ring 13, the retainer ring 13 has the effect of limiting the position of the bearing shell 4, the retainer ring 13 is arranged in the limiting groove 12, and the limiting groove 12 has the effect of limiting the position of the retainer ring 13.
Referring to fig. 2, an opening 14 is formed at one side of the retainer 13, and circular holes 15 are formed at both ends of the retainer 13. The operator stretches into the tip of jump ring pincers in the round hole 15, is convenient for the operator to install and lift retaining ring 13 off.
The implementation principle of the embodiment is as follows: the joint ball pin 5 is arranged in the bearing shell 4 to rotate, when oil needs to be injected between the joint ball pin 5 and the bearing shell 4, an operator injects lubricating oil into the oil cup 6, and the lubricating oil is directly injected between the joint ball pin 5 and the bearing shell 4 through the guide hole I7, the guide groove 9, the guide hole II 8 and the oil groove 10, so that the oil injection process of the thrust rod is completed.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a rigidity oiling distance rod, includes the body of rod (1), and the both ends of the body of rod (1) have set firmly connection ball seat (2), its characterized in that respectively: the connecting ball seat is characterized in that a placing cavity (3) penetrating through the connecting ball seat (2) is formed in the connecting ball seat (2), a bearing shell (4) is arranged in the placing cavity (3), a joint ball pin (5) is arranged in the bearing shell (4), through holes (19) penetrating through the end portion of the joint ball pin (5) are formed in the two ends of the joint ball pin (5), sealing rings (18) are sleeved on the two sides of the joint ball pin (5), an oil cup (6) is arranged on one side of the connecting ball seat (2), a first guide hole (7) communicating the outside and placing the cavity (3) is formed in the connecting ball seat (2), a second guide hole (8) communicating the outside and the joint ball pin (5) is formed in the bearing shell (4), the first guide hole (7) is communicated with the second guide hole (8), and the oil cup (6) is arranged at one end.
2. A rigidly oiling thrust rod in accordance with claim 1, wherein: an annular guide groove (9) is formed in the outer side of the bearing shell (4), and the guide groove (9) is communicated with the guide hole I (7) and the guide hole II (8).
3. A rigidly oiling thrust rod in accordance with claim 2, wherein: an oil groove (10) is formed in the inner wall of the bearing shell (4), and one end, far away from the guide groove (9), of the guide hole II (8) is arranged in the oil groove (10).
4. A rigidly oiling thrust rod in accordance with claim 1, wherein: one end of the placing cavity (3) is fixedly provided with an annular convex edge (11).
5. A rigidly oiling thrust rod in accordance with claim 4, wherein: a first chamfer (16) is formed on one side, far away from the convex edge (11), of the placing cavity (3).
6. A rigidly oiling thrust rod in accordance with claim 4, wherein: one side of the placing cavity (3) far away from the convex edge (11) is provided with an annular limiting groove (12), and a check ring (13) is arranged in the limiting groove (12).
7. A rigidly oiling thrust rod in accordance with claim 6, wherein: an opening (14) is formed in one side of the retainer ring (13), and round holes (15) are formed in two ends of the retainer ring (13).
8. A rigidly oiling thrust rod in accordance with claim 1, wherein: and a second chamfer (17) is formed at the end part of the outer wall of the bearing shell (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922450515.2U CN211280535U (en) | 2019-12-30 | 2019-12-30 | Rigid oil injection thrust rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922450515.2U CN211280535U (en) | 2019-12-30 | 2019-12-30 | Rigid oil injection thrust rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211280535U true CN211280535U (en) | 2020-08-18 |
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ID=72014128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922450515.2U Active CN211280535U (en) | 2019-12-30 | 2019-12-30 | Rigid oil injection thrust rod |
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| Country | Link |
|---|---|
| CN (1) | CN211280535U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112937237A (en) * | 2021-03-17 | 2021-06-11 | 长岛高能聚氨酯有限公司 | Hollow casting type rubber bushing assembly |
-
2019
- 2019-12-30 CN CN201922450515.2U patent/CN211280535U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112937237A (en) * | 2021-03-17 | 2021-06-11 | 长岛高能聚氨酯有限公司 | Hollow casting type rubber bushing assembly |
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