Automobile steering ball head

Abstract

The utility model discloses an automobile steering ball head which comprises a bottom plate, and at least one mounting hole is formed in the bottom plate. The fixing ring is obliquely fixed on the bottom plate through a connecting part; the ball head mounting mechanism is detachably connected to the fixing ring, the ball head mounting mechanism comprises a ball head positioning assembly and an end cover, the ball head positioning assembly penetrates through the fixing ring, the end cover is in threaded connection to the ball head positioning assembly, the ball head positioning assembly and the fixing ring are matched to form a dust cover mounting groove, and the dust cover mounting groove is far away from the end cover. The steering ball head is convenient to assemble and disassemble, parts are convenient to replace, the maintenance cost is reduced, and meanwhile the service life of the steering ball head can be prolonged.

Description

Technical Field

[0001] The utility model relates to a steering ball head for an automobile. Background Art

[0002] The steering ball joint assembly is one of the most important parts of a car, which can make the car run stably and transmit the driving direction sensitively. The steering ball joint assembly mainly includes a joint, a ball pin, and the ball head of the ball pin is connected to the ball head hole of the joint, and the ball head seat is used to realize the positioning connection.

[0003] Due to the defects in the structural design of the steering ball head in the prior art, when the internal structure is damaged, the entire component can only be replaced, resulting in high maintenance costs. Utility Model Content

[0004] The utility model aims to provide a technical solution for a steering ball head for an automobile in view of the deficiencies in the prior art, which is not only convenient for installation and disassembly of the steering ball head, but also convenient for replacement of parts, thus reducing maintenance costs and extending the service life of the steering ball head.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0006] Car steering ball joint, including

[0007] A bottom plate, with at least one mounting hole provided on the bottom plate;

[0008] and a fixing ring, the fixing ring being fixed obliquely to the bottom plate through the connecting portion;

[0009] Features:

[0010] The ball head mounting mechanism is also included, and the ball head mounting mechanism is detachably connected to the fixing ring. The ball head mounting mechanism includes a ball head positioning assembly and an end cover. The ball head positioning assembly passes through the fixing ring, and the end cover is threadedly connected to the ball head positioning assembly. The ball head positioning assembly and the fixing ring cooperate to form a dust cover mounting groove, and the dust cover mounting groove is away from the end cover. The design of the above structure is not only convenient for installing and disassembling the steering ball head, but also convenient for replacing parts, thereby reducing maintenance costs and extending the service life of the steering ball head.

[0011] Furthermore, the ball head positioning assembly includes a sleeve, a first positioning ring and a second positioning ring. The first positioning ring is fixed to the top of the sleeve, and the second positioning ring is connected to the bottom of the sleeve through a rod assembly. A ball head cover is provided on the inner side of the sleeve close to the first positioning ring. The ball head cover is provided with a through hole and a first curved surface. The first curved surface is connected to the through hole. The rod assembly can improve the connection stability between the ball head positioning assembly and the fixed ring, thereby improving the installation stability and reliability of the steering ball head. The ball head cover can limit the ball head to ensure that the ball head rotates between the ball head cover and the ball head seat.

[0012] Furthermore, the top inner side of the second positioning ring is provided with annular slots, and the bottom of the sleeve is provided with an insert block, which is embedded in the slot to achieve positioning between the sleeve and the second positioning ring, thereby improving the stability and reliability of the connection between the sleeve and the second positioning ring.

[0013] Furthermore, the rod component is distributed in a ring shape between the first positioning ring and the second positioning ring, which not only facilitates the installation and disassembly of the ball head positioning component, but also improves the stability of the connection.

[0014] Furthermore, the rod assembly includes a column, a positioning column and a block, the column is fixedly connected to the first positioning ring, one end of the positioning column is fixed to the column, the other end of the positioning column passes through the block and is connected to the second positioning ring, the block is fixed to the second positioning ring, the second positioning ring is provided with a recessed hole, the positioning column is provided with a threaded column, the threaded column is located in the recessed hole, is connected to the threaded column by a nut, so as to realize the fixed connection between the second positioning ring and the rod assembly, the column facilitates the fixed connection between the positioning column and the first positioning ring, is connected to the threaded column by a nut, so as to realize the rapid assembly of the second positioning ring, and further improves the installation stability between the ball head positioning assembly and the fixing ring.

[0015] Furthermore, a limiting hole is provided on the fixing ring, the sleeve matches the limiting hole, countersunk holes and card slots are respectively provided on the two end surfaces of the fixing ring, a positioning hole is provided between the countersunk hole and the card slot, the column matches the countersunk hole, the positioning column matches the positioning hole, and the card block matches the card slot. Through the design of the limiting hole, countersunk hole, card slot and positioning hole, the stable assembly of the rod assembly can be achieved, shaking can be prevented, and the reliability of the automobile steering ball head can be improved.

[0016] Furthermore, a base is provided in the end cover, a ball head seat is provided on the base, the ball head seat matches the inner wall of the sleeve, a second arc-shaped surface is provided on the ball head seat, and the ball head seat and the base cooperate to form an oil storage cavity, the ball head seat is used to support the ball head, and the oil storage cavity is used to store lubricating oil, thereby extending the service life of the steering ball head.

[0017] Furthermore, an annular groove is formed between the base and the inner wall of the end cover, and the annular groove matches the second positioning ring. The inner wall of the end cover is provided with an internal thread, and the outer side surface of the second positioning ring is provided with an external thread. The external thread and the internal thread are meshed with each other. The design of the annular groove facilitates the end cover to be sleeved on the second positioning ring, and through the threaded connection, a fixed connection between the end cover and the ball head positioning assembly is achieved, and installation and disassembly are convenient and quick.

[0018] Furthermore, the thickness of the bottom plate is H, 9 mm<H<11 mm.

[0019] Furthermore, the diameter of the mounting hole is L, 10 mm<L<12 mm.

[0020] The utility model has the following beneficial effects due to the adoption of the above technical solution:

[0021] 1. The utility model is not only convenient for installation and disassembly of the steering ball head, but also convenient for replacement of parts, thus reducing maintenance costs and extending the service life of the steering ball head.

[0022] 2. The rod assembly can improve the connection stability between the ball head positioning assembly and the fixing ring, thereby improving the installation stability and reliability of the steering ball head. The ball head cover can limit the ball head to ensure that the ball head rotates between the ball head cover and the ball head seat.

[0023] 3. The column facilitates the fixed connection between the positioning column and the first positioning ring, and is connected to the threaded column through a nut to achieve rapid assembly of the second positioning ring, further improving the installation stability between the ball head positioning assembly and the fixing ring. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] The utility model is further described below in conjunction with the accompanying drawings:

[0025] Figure 1 This is a structural schematic diagram of the automobile steering ball head of the utility model;

[0026] Figure 2 for Figure 1 The main view;

[0027] Figure 3 It is a schematic diagram of the connection between the fixing ring and the ball head mounting mechanism in the utility model;

[0028] Figure 4 It is a structural schematic diagram of the fixing ring in the utility model;

[0029] Figure 5 for Figure 4 Structural diagram of the middle A direction;

[0030] Figure 6 It is a structural schematic diagram of the ball head positioning assembly in the utility model;

[0031] Figure 7 for Figure 6 Schematic diagram of the structure in the B direction;

[0032] Figure 8 It is a structural schematic diagram of the end cover in the utility model;

[0033] Fig. 9 This is a schematic diagram of the bottom structure of the sleeve in the utility model;

[0034] Fig.10 It is a structural schematic diagram of the second positioning ring in the utility model.

[0035] In the figure: 1-base plate; 2-connecting part; 3-fixing ring; 4-ball head mounting mechanism; 5-mounting hole; 6-ball head positioning assembly; 7-end cover; 8-dust cover mounting groove; 9-limiting hole; 10-countersunk hole; 11-positioning hole; 12-slot; 13-sleeve; 14-first positioning ring; 15-ball head cover; 16-second positioning ring; 17-block; 18-column; 19-positioning column; 20-through hole; 21-first arc surface; 22-concave hole; 23-nut; 24-base; 25-annular groove; 26-ball head seat; 27-second arc surface; 28-oil storage cavity; 29-slot; 30-insert block. DETAILED DESCRIPTION

[0036] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0037] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

[0038] It should be noted that the terms "first", "second", etc. in the specification and claims of the utility model and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. In addition, the terms "including" and "having" and any variations thereof are intended to cover non-exclusive inclusions.

[0039] like Figures 1 to 10 As shown, the utility model of the automobile steering ball head includes a base plate 1 and a fixing ring 3. The base plate 1 is provided with at least one mounting hole 5. The present application preferably adopts three mounting holes 5, which are distributed in a triangular shape. The thickness of the base plate 1 is H, 9mm<H<11mm. The diameter of the mounting hole 5 is L, 10mm<L<12mm.

[0040] The fixing ring 3 is obliquely fixed to the bottom plate 1 through the connecting portion 2 , and the fixing ring 3 is located at a side away from the mounting hole 5 .

[0041] The automobile steering ball head further comprises a ball head mounting mechanism 4 , which is detachably connected to the fixing ring 3 . The ball head mounting mechanism 4 comprises a ball head positioning component 6 and an end cover 7 . The ball head positioning component 6 passes through the fixing ring 3 .

[0042] The ball head positioning assembly 6 includes a sleeve 13, a first positioning ring 14 and a second positioning ring 16. The first positioning ring 14 is fixed to the top of the sleeve 13, and the second positioning ring 16 is connected to the bottom of the sleeve 13 through a rod assembly. The rod assembly is evenly distributed between the first positioning ring 14 and the second positioning ring 16 in a ring shape. A ball head cover 15 is provided on the side of the sleeve 13 near the first positioning ring 14. The ball head cover 15 is provided with a through hole 20 and a first arc surface 21. The first arc surface 21 is connected to the through hole 20. The rod assembly can improve the connection stability between the ball head positioning assembly 6 and the fixing ring 3, thereby improving the installation stability and reliability of the steering ball head. The ball head cover 15 can limit the ball head to ensure that the ball head rotates between the ball head cover 15 and the ball head seat 26, thereby improving the stability and reliability of the steering ball head.

[0043] A slot 29 is arranged in a ring shape on the inner side of the top of the second positioning ring 16, and an insert block 30 is provided at the bottom of the sleeve 13. The insert block 30 is embedded in the slot 29 to achieve positioning between the sleeve 13 and the second positioning ring 16, thereby improving the stability and reliability of the connection between the sleeve 13 and the second positioning ring 16.

[0044] The rod components are distributed in an annular shape between the first positioning ring 14 and the second positioning ring 16, which not only facilitates the installation and removal of the ball head positioning component 6, but also improves the stability of the connection. The present application preferably uses 8 rod components to improve the overall stability.

[0045] The rod assembly includes a column 18, a positioning column 19 and a clamping block 17. The column 18 is fixedly connected to the first positioning ring 14. One end of the positioning column 19 is fixed to the column 18. The diameter of the column 18 is larger than the diameter of the positioning column 19. The other end of the positioning column 19 passes through the clamping block 17 and is connected to the second positioning ring 16. The clamping block 17 is fixed to the second positioning ring 16. The second positioning ring 16 is provided with a recessed hole 22. The positioning column 19 is provided with a threaded column. The threaded column is located in the recessed hole 22 and is connected to the threaded column by a nut 23 to achieve a fixed connection between the second positioning ring 16 and the rod assembly. The column 18 facilitates the fixed connection between the positioning column 19 and the first positioning ring 14. The column 18 is connected to the threaded column by a nut 23 to achieve a quick assembly of the second positioning ring 16, further improving the installation stability between the ball head positioning assembly 6 and the fixing ring 3.

[0046] A limiting hole 9 is provided on the fixing ring 3, and the sleeve 13 matches the limiting hole 9. Countersunk holes 10 and card slots 12 are respectively provided on the two end surfaces of the fixing ring 3. A positioning hole 11 is provided between the countersunk hole 10 and the card slot 12. The column 18 matches the countersunk hole 10, the positioning column 19 matches the positioning hole 11, and the clamping block 17 matches the card slot 12. Through the design of the limiting hole 9, the countersunk hole 10, the card slot 12 and the positioning hole 11, the stable assembly of the rod assembly can be achieved, shaking can be prevented, and the reliability of the steering ball head of the automobile can be improved.

[0047] The end cover 7 is threadedly connected to the ball head positioning assembly 6 , and the ball head positioning assembly 6 cooperates with the fixing ring 3 to form a dust cover installation groove 8 , and the dust cover installation groove 8 is far away from the end cover 7 .

[0048] A base 24 is provided in the end cover 7, and a ball head seat 26 is provided on the base 24. The ball head seat 26 matches the inner wall of the sleeve 13, and a second arc surface 27 is provided on the ball head seat 26. The ball head seat 26 and the base 24 cooperate to form an oil storage chamber 28. The ball head seat 26 is used to support the ball head, and the oil storage chamber 28 is used to store lubricating oil to extend the service life of the steering ball head.

[0049] An annular groove 25 is formed between the base 24 and the inner wall of the end cover 7, and the annular groove 25 matches the second positioning ring 16. The inner wall of the end cover 7 is provided with an internal thread, and the outer side surface of the second positioning ring 16 is provided with an external thread, and the external thread and the internal thread are meshed with each other. The design of the annular groove 25 facilitates the end cover 7 to be sleeved on the second positioning ring 16, and through the threaded connection, a fixed connection between the end cover 7 and the ball head positioning assembly 6 is achieved, and installation and disassembly are convenient and quick.

[0050] The above structural design not only facilitates the installation and disassembly of the steering ball head, but also facilitates the replacement of parts, reduces maintenance costs, and can extend the service life of the steering ball head.

[0051] During the actual assembly of the utility model, firstly, the sleeve 13 is inserted into the limiting hole 9, and each positioning column 19 is inserted into the corresponding positioning hole 11, until the column 18 on each positioning column 19 is assembled in the corresponding countersunk hole 10, and then the second positioning ring 16 is installed along the bottom of the fixing ring 3, so that each clamping block 17 is inserted into the corresponding clamping groove 12, and the inserting block 30 at the bottom of the sleeve 13 is embedded in the corresponding slot 29 on the second positioning ring 16, and each threaded rod is fixed by the nut 23; then a suitable ball head is selected, and the ball handle connected to the ball head is passed through the through hole 20, so that the ball head is limited to the first arc surface 21; finally, lubricating oil is filled in the oil storage cavity 28, and the end cover 7 is rotated to the second positioning ring 16 for fixing, so that the bottom of the ball head is limited to the second arc surface 27 of the ball head seat 26.

[0052] The above are only specific embodiments of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent replacements or modifications made based on the present invention to achieve basically the same technical effects are all included in the protection scope of the present invention.

Claims

1. Car steering ball joint, including A bottom plate, wherein at least one mounting hole is provided on the bottom plate; and a fixing ring, the fixing ring being fixed obliquely to the bottom plate through a connecting portion; Features: It also includes a ball head mounting mechanism, which is detachably connected to the fixing ring. The ball head mounting mechanism includes a ball head positioning assembly and an end cover. The ball head positioning assembly passes through the fixing ring, and the end cover is threadedly connected to the ball head positioning assembly. The ball head positioning assembly and the fixing ring cooperate to form a dust cover mounting groove, and the dust cover mounting groove is away from the end cover.

2. The automobile steering ball head according to claim 1, characterized in that: The ball head positioning assembly includes a sleeve, a first positioning ring and a second positioning ring, the first positioning ring is fixed to the top of the sleeve, the second positioning ring is connected to the bottom of the sleeve through a rod assembly, and a ball head cover is provided on the side of the sleeve close to the first positioning ring, the ball head cover is provided with a through hole and a first arcuate surface, and the first arcuate surface is connected to the through hole.

3. The automobile steering ball head according to claim 2, characterized in that: The inner side of the top of the second positioning ring is provided with slots in an annular shape, and the bottom of the sleeve is provided with an insert block, which is embedded in the slot to achieve positioning between the sleeve and the second positioning ring.

4. The automobile steering ball head according to claim 2, characterized in that: The rod component is distributed in an annular shape between the first positioning ring and the second positioning ring.

5. The automobile steering ball head according to claim 4, characterized in that: The rod assembly includes a column, a positioning column and a block, the column is fixedly connected to the first positioning ring, one end of the positioning column is fixed to the column, the other end of the positioning column passes through the block and is connected to the second positioning ring, the block is fixed to the second positioning ring, the second positioning ring is provided with a recessed hole, the positioning column is provided with a threaded column, the threaded column is located in the recessed hole, and is connected to the threaded column by a nut to achieve a fixed connection between the second positioning ring and the rod assembly.

6. The automobile steering ball head according to claim 5, characterized in that: The fixing ring is provided with a limiting hole, the sleeve matches the limiting hole, countersunk holes and card slots are respectively provided on the two end surfaces of the fixing ring, a positioning hole is provided between the countersunk holes and the card slots, the column matches the countersunk holes, the positioning column matches the positioning hole, and the card block matches the card slot.

7. The automobile steering ball head according to claim 2, characterized in that: A base is provided inside the end cover, a ball head seat is provided on the base, the ball head seat matches the inner wall of the sleeve, a second arc surface is provided on the ball head seat, and the ball head seat cooperates with the base to form an oil storage cavity.

8. The automobile steering ball head according to claim 7, characterized in that: The base and the inner wall of the end cover cooperate to form an annular groove, the annular groove matches the second positioning ring, the inner wall of the end cover is provided with an internal thread, the outer side surface of the second positioning ring is provided with an external thread, and the external thread and the internal thread are meshed with each other.

9. The automobile steering ball head according to claim 1, characterized in that: The thickness of the bottom plate is H, 9mm<H<11mm.

10. The automobile steering ball head according to claim 1, characterized in that: The diameter of the mounting hole is L, 10mm<L<12mm.

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