CN214930061U - Ball head assembly, tie rod assembly, steering system and vehicle - Google Patents
Ball head assembly, tie rod assembly, steering system and vehicle Download PDFInfo
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- CN214930061U CN214930061U CN202023056050.1U CN202023056050U CN214930061U CN 214930061 U CN214930061 U CN 214930061U CN 202023056050 U CN202023056050 U CN 202023056050U CN 214930061 U CN214930061 U CN 214930061U
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- 238000000034 method Methods 0.000 description 5
- 230000009467 reduction Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 230000010354 integration Effects 0.000 description 2
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Abstract
The utility model discloses a bulb subassembly, tie rod assembly, a steering system and vehicle, the bulb subassembly includes: the sensor is arranged on the ball seat and fixed relative to the ball seat, and is used for detecting the magnetic field direction of the magnetic field generated by the ball pin so as to obtain the swing angle of the ball pin, and/or the sensor is used for detecting the magnetic field direction change rate of the magnetic field generated by the ball pin so as to obtain the swing speed of the ball pin. According to the utility model discloses bulb subassembly of vehicle when realizing detecting the vehicle running state, can eliminate the problem that the collection signal quality that mechanical error leads to reduces, simple structure, compactness, weight are lighter, and signal quality is better.
Description
Technical Field
The utility model belongs to the technical field of the vehicle technique and specifically relates to a bulb subassembly, tie rod assembly, a steering system and vehicle of vehicle are related to.
Background
The existing vehicles are developed towards intellectualization and safety, and meanwhile, the requirements for comfort and driving feeling are higher and higher. Based on the situation, adaptive headlamps, air suspensions and variable damping shock absorbers are increasingly applied to vehicles. These systems require acquisition of a running state and a vehicle state (such as a position height of the vehicle or a speed of wheel hop) to perform corresponding functions.
In the related art, a complex connecting rod is added on a suspension to be connected with a vehicle body, and a sensor is adopted to measure the relative motion of the suspension and the vehicle body so as to represent the running state and the vehicle state. However, this technical approach has the following disadvantages: 1) the structural form of the sensor ball joint is relatively heavy, and requires a large installation space; 2) the high signal quality of the sensor itself is reduced by the tolerances of the mechanically connected rods and the assembly tolerances of these rods.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide a bulb subassembly of vehicle, this bulb subassembly is through integrated on the bulb seat with the sensor, when realizing detecting the vehicle running state, eliminates the problem that the collection signal quality that mechanical error leads to reduces, simple structure, compactness, weight are lighter, and signal quality is better moreover.
The utility model also provides a tie rod assembly of having above-mentioned ball subassembly.
The utility model also provides a steering system of having above-mentioned tie rod assembly.
The utility model also provides a vehicle of having above-mentioned a steering system.
According to the utility model discloses bulb subassembly of vehicle of first aspect embodiment includes: the ball pin comprises a pin shaft and a ball head which are connected, and the ball pin can generate a magnetic field; the ball head seat covers the outside of the ball head, and the ball head is movably matched with the ball head seat; the sensor is used for detecting the driving state of the vehicle, is arranged on the ball head seat and is fixed relative to the ball head seat, and is used for detecting the magnetic field direction of the magnetic field generated by the ball pin so as to obtain the swinging angle of the ball pin, and/or is used for detecting the magnetic field direction change rate of the magnetic field generated by the ball pin so as to obtain the swinging speed of the ball pin.
According to the utility model discloses bulb subassembly of vehicle, through with the sensor integration on the bulb seat, and make the ball round pin can produce magnetic field, detect magnetic field direction and/or magnetic field direction rate of change through the sensor to can obtain the swing angle of ball round pin and/or the swing speed of ball round pin, thereby can confirm the vehicle running state. Compared with the installation mode of the sensor in the related technology, the ball head assembly with the sensor can detect the running state of a vehicle, simultaneously can eliminate the problem of reduced quality of collected signals caused by mechanical errors, and has the advantages of simple and compact structure, lighter weight and better signal quality.
According to some embodiments of the invention, the ball pin comprises a magnet disposed on the pin shaft or the ball head; or, the ball head is a magnet; or, the pin shaft is a magnet; alternatively, the ball pin is a magnet.
According to some embodiments of the invention, the sensor is a hall sensor.
According to the utility model discloses a some embodiments, the bulb seat has relative first terminal surface and the second terminal surface that sets up, first terminal surface is formed with first uncovered opening, the round pin axle is worn to locate first uncovered opening extends to outside the bulb seat, the sensor is established the second terminal surface.
In some optional embodiments of the utility model, be formed with annular positioning groove on the second terminal surface, positioning groove's inner peripheral side defines the location arch, the orientation of sensor the surface of second terminal surface includes depressed part and non-depressed part, the depressed part orientation is kept away from the direction of second terminal surface is sunken, non-depressed part encircles the periphery side of depressed part, non-depressed part holds the cooperation and is in positioning groove, the location arch holds the cooperation and is in the depressed part.
In some optional embodiments of the utility model, the ball headstock includes the ball headstock body and flap, the ball headstock body cover is established outside the bulb, the bulb with ball headstock body movably cooperates, the ball headstock body has the first terminal surface, the ball headstock body with be formed with the second open mouth on the terminal surface that the first terminal surface is relative, the bulb is suitable for to pass through the second open mouth install extremely in the ball headstock body, flap detachably lid is established the second open mouth department, the flap has the second terminal surface.
Optionally, the sensor is integrally formed with the seat cover.
According to the utility model discloses tie rod assembly of vehicle of second aspect embodiment includes: the inner pull rod comprises an inner pull rod body, and an inner ball head assembly is arranged at the first end of the inner pull rod body; outer pull rod, outer pull rod includes the outer pull rod body, the first pot head of outer pull rod body is established the second end of inner pull rod body, the second end of outer pull rod body is equipped with outer bulb subassembly, outer bulb subassembly is according to the utility model discloses the bulb subassembly of above-mentioned first aspect embodiment.
According to the utility model discloses tie rod assembly of vehicle through setting up foretell bulb subassembly, when realizing detecting the vehicle running state, eliminates the problem that the collection signal quality that mechanical error leads to reduces, simple structure, compactness, weight are lighter, and signal quality is better moreover.
According to the utility model discloses third aspect embodiment's a steering system of vehicle includes: according to the utility model discloses the tie rod assembly of above-mentioned second aspect embodiment.
According to the utility model discloses a steering system of vehicle, through setting up foretell tie rod assembly, when realizing detecting the vehicle running state, the problem of the collection signal quality reduction that eliminates mechanical error and lead to, simple structure, compactness, weight are lighter, and signal quality is better moreover.
According to the utility model discloses vehicle of fourth aspect embodiment includes: according to the above third aspect of the present invention, a steering system is provided.
According to the utility model discloses vehicle, through setting up foretell a steering system, when realizing detecting the vehicle running state, the problem of the collection signal quality reduction of eliminating mechanical error and leading to, simple structure, compactness, weight are lighter, and signal quality is better moreover.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a perspective view of an outer draw bar according to some embodiments of the present invention;
FIG. 2 is a front view of the outer draw rod of FIG. 1;
FIG. 3 is a top view of the outer draw rod of FIG. 1;
FIG. 4 is a perspective view of another angle of the outer draw bar of FIG. 1;
fig. 5 is a cross-sectional view of the outer draw bar of fig. 1.
Reference numerals:
an outer tie rod 10;
an outer tie rod body 1;
a ball pin 2; a pin 21; a ball head 22;
a ball cup 3; a ball mount body 31; a first end face 311; a first open aperture 312; a seat cover 32; a second end face 321; a positioning groove 322; a positioning projection 323;
a sensor 4; a recessed portion 41; the non-recessed portion 42;
a dust cover 5.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
A ball joint assembly for a vehicle, which may be an automobile, and a ball joint assembly for an outer tie rod 10 according to an embodiment of the present invention will now be described with reference to fig. 1-5.
As shown in fig. 1 to 5, a ball head assembly for a vehicle according to an embodiment of the first aspect of the present invention includes: a ball pin 2, a ball cup 3 and a sensor 4.
The ball stud 2 comprises a pin shaft 21 and a ball head 22 which are connected, the ball stud 2 can generate a magnetic field, the ball head seat 3 is covered outside the ball head 22, and the ball head 22 is movably matched with the ball head seat 3, for example, the ball head 22 can swing relative to the ball head seat 3.
Wherein, the generation of the magnetic field by the ball pin 2 can be realized by the following modes: for example, the ball pin 2 may include a magnet disposed on the pin 21 or the ball head 22, so that the magnetic field generated by the ball pin 2 can be realized by generating a magnetic field by the magnet; for example, the ball head 22 may be a magnet, that is, the ball head 22 itself is made into a magnet, so that the ball pin 2 can generate a magnetic field by generating the magnetic field through the ball head 22; for example, the pin 21 may be a magnet, that is, the pin 21 itself is made into a magnet, so that the pin 21 generates a magnetic field, which can realize that the ball pin 2 generates a magnetic field; or, the ball pin 2 is a magnet, that is, the ball pin 2 itself is made into a magnet, so that the ball pin 2 can generate a magnetic field.
The sensor 4 is used for detecting the driving state of the vehicle, the sensor 4 can be used for detecting the driving state of the vehicle and the driving state, the sensor 4 is arranged on the ball socket 3 and is fixed relative to the ball socket 3, the sensor 4 is used for detecting the direction of the magnetic field generated by the ball pin 2 so as to obtain the swinging angle of the ball pin 2, and/or the sensor 4 is used for detecting the direction change rate of the magnetic field generated by the ball pin 2 so as to obtain the swinging speed of the ball pin 2. Alternatively, the sensor 4 may be a hall sensor.
When the vehicle is stopped, the ball pin 2 is in a stationary state, and the ball pin 2 is in a vertical state, the sensor 4 may detect the magnetic field direction of the magnetic field generated by the ball pin 2 at this time, and the magnetic field direction generated when the ball pin 2 is in the vertical state may be taken as a reference direction, and the swing angle of the ball pin 2 corresponding to the reference direction may be set to a reference angle, which may be set to zero.
During the running of the vehicle, the ball pin 2 swings, the ball pin 2 changes from a vertical state to an inclined state, the direction of the magnetic field generated by the ball pin 2 also changes, the sensor 4 can detect the direction of the magnetic field generated by the ball pin 2 in real time, and the swing angle of the ball pin 2 can be obtained by comparing the detected direction of the magnetic field with the reference direction, so that the state of the vehicle, such as the position height of the vehicle, can be obtained.
During the running process of the vehicle, the ball pin 2 swings, the ball pin 2 is changed from a vertical state to an inclined state, the direction of the magnetic field generated by the ball pin 2 is also changed, the sensor 4 can detect the direction of the magnetic field generated by the ball pin 2 in real time and calculate the change rate of the direction of the magnetic field, so that the swinging speed of the ball pin 2 can be obtained, and the running state of the vehicle, such as the jumping speed of wheels, can be obtained.
Only the swing angle of the ball pin 2 can be obtained by the sensor 4, only the swing speed of the ball pin 2 can be obtained by the sensor 4, and both the swing angle and the swing speed of the ball pin 2 can be obtained by the sensor 4.
By integrating the sensor 4 on the ball cup 3 and making the ball pin 2 generate a magnetic field, the direction of the magnetic field and/or the change rate of the direction of the magnetic field are/is detected by the sensor 4, so that the swing angle of the ball pin 2 and/or the swing speed of the ball pin 2 can be obtained, and the vehicle running state can be determined. Compared with the installation mode of the sensor 4 in the related technology, the ball head assembly with the sensor 4 can detect the running state of a vehicle, simultaneously can eliminate the problem of reduced quality of collected signals caused by mechanical errors, and has the advantages of simple and compact structure, lighter weight and better signal quality. Compare in 4 structure quality of sensor in the correlation technique, the utility model discloses a sensor 4 can reduce 1.0kg, and the seal structure and the bearing structure of ball round pin 2 do not change simultaneously.
Optionally, referring to fig. 1 to 5, the ball joint assembly may further include a dust cover 5, the dust cover 5 covers the ball joint seat 3 and the pin 21, the dust cover 5 is fixedly connected to the ball joint seat 3, the ball pin 2 is movable relative to the dust cover 5, and the dust cover 5 may prevent external dust, liquid, etc. from entering the ball joint seat 3, so as to ensure that the ball pin 2 stably and reliably moves relative to the ball joint seat 3.
According to the utility model discloses bulb subassembly of vehicle, through with sensor 4 integration on bulb seat 3, and make ball round pin 2 can produce magnetic field, detect magnetic field direction and/or magnetic field direction rate of change through sensor 4 to can obtain ball round pin 2 the swing angle and/or ball round pin 2's swing speed, thereby can confirm the vehicle running state. Compared with the installation mode of the sensor 4 in the related technology, the ball head assembly with the sensor 4 can detect the running state of a vehicle, simultaneously can eliminate the problem of reduced quality of collected signals caused by mechanical errors, and has the advantages of simple and compact structure, lighter weight and better signal quality.
According to some embodiments of the present invention, referring to fig. 1 to 5, the ball cup 3 has a first end surface 311 and a second end surface 321 oppositely disposed, the first end surface 311 is formed with a first open hole 312, the pin 21 is inserted into the first open hole 312 and extends out of the ball cup 3, and the sensor 4 is disposed on the second end surface 321. By arranging the sensor 4 on the second end face 321 of the ball cup 3, the sensor 4 is conveniently mounted and fixed, and the sensor 4 is mounted at the position without influencing the movement of the ball pin 2.
In some optional embodiments of the present invention, referring to fig. 5, an annular positioning groove 322 is formed on the second end face 321 of the ball cup 3, a positioning protrusion 323 is defined on an inner peripheral side of the positioning groove 322, the surface of the sensor 4 facing the second end face 321 of the ball cup 3 includes a recessed portion 41 and a non-recessed portion 42, the recessed portion 41 is recessed toward a direction away from the second end face 321, the non-recessed portion 42 surrounds an outer peripheral side of the recessed portion 41, the non-recessed portion 42 is accommodated and matched in the positioning groove 322, and the positioning protrusion 323 is accommodated and matched in the recessed portion 41. Thus, the installation and positioning of the sensor 4 are facilitated.
In some optional embodiments of the present invention, referring to fig. 5, the ball socket 3 includes a ball socket body 31 and a seat cover 32, the ball socket body 31 covers the ball 22, the ball 22 movably cooperates with the ball socket body 31, the ball socket body 31 has a first end surface 311, a second opening is formed on an end surface of the ball socket body 31 opposite to the first end surface 311, the ball 22 is suitable for being installed into the ball socket body 31 through the second opening, the seat cover 32 detachably covers the second opening, and the seat cover 32 has the second end surface 321. The ball seat 3 is provided with the ball seat body 31 and the seat cover 32, so that the ball pin 2 and the ball seat 3 can be conveniently mounted and matched, the size of the first opening 312 is smaller than that of the ball head 22, the ball head 22 can be prevented from falling off from the ball seat 3, the seat cover 32 can be detachably mounted on the ball seat body 31, and the ball pin 2 can be conveniently dismounted.
Optionally, the sensor 4 is integrally formed with the seat cover 32. Thus, when the mount cover 32 is mounted on the ball mount body 31, the sensor 4 is also mounted and fixed on the ball mount body 31, so that the mounting process of mounting the sensor 4 separately is eliminated, and the assembly process of the ball head assembly is simplified.
Referring to fig. 1 to 5, a tie rod assembly for a vehicle according to an embodiment of a second aspect of the present invention includes: an inner tie rod and an outer tie rod 10. The inner pull rod includes the inner pull rod body, and the first end of inner pull rod body is equipped with interior bulb subassembly, and outer pull rod 10 includes outer pull rod body 1, and the second end of inner pull rod body is established to the first pot head of outer pull rod body 1, and outer pull rod body 1 is fixed to the relative inner pull rod body, and the second end of outer pull rod body 1 is equipped with outer bulb subassembly, and outer bulb subassembly is according to the utility model discloses the bulb subassembly of above-mentioned first aspect embodiment.
According to the utility model discloses tie rod assembly of vehicle through setting up foretell bulb subassembly, when realizing detecting the vehicle running state, eliminates the problem that the collection signal quality that mechanical error leads to reduces, simple structure, compactness, weight are lighter, and signal quality is better moreover.
According to the utility model discloses third aspect embodiment's a steering system of vehicle includes: according to the utility model discloses the tie rod assembly of above-mentioned second aspect embodiment.
According to the utility model discloses a steering system of vehicle, through setting up foretell tie rod assembly, when realizing detecting the vehicle running state, the problem of the collection signal quality reduction that eliminates mechanical error and lead to, simple structure, compactness, weight are lighter, and signal quality is better moreover.
According to the utility model discloses vehicle of fourth aspect embodiment includes: according to the above third aspect of the present invention, a steering system is provided.
According to the utility model discloses vehicle, through setting up foretell a steering system, when realizing detecting the vehicle running state, the problem of the collection signal quality reduction of eliminating mechanical error and leading to, simple structure, compactness, weight are lighter, and signal quality is better moreover.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A ball joint assembly for a vehicle, comprising:
the ball pin comprises a pin shaft and a ball head which are connected, and the ball pin can generate a magnetic field;
the ball head seat covers the outside of the ball head, and the ball head is movably matched with the ball head seat;
the sensor is used for detecting the driving state of the vehicle, is arranged on the ball head seat and is fixed relative to the ball head seat, and is used for detecting the magnetic field direction of the magnetic field generated by the ball pin so as to obtain the swinging angle of the ball pin, and/or is used for detecting the magnetic field direction change rate of the magnetic field generated by the ball pin so as to obtain the swinging speed of the ball pin.
2. The ball assembly of the vehicle of claim 1, wherein the ball stud includes a magnet disposed on the pin or the ball head; or, the ball head is a magnet; or, the pin shaft is a magnet; alternatively, the ball pin is a magnet.
3. The ball head assembly of a vehicle of claim 1, wherein the sensor is a hall sensor.
4. The vehicle ball head assembly according to any one of claims 1-3, wherein the ball seat has a first end surface and a second end surface which are oppositely arranged, the first end surface is formed with a first open mouth, the pin shaft is arranged through the first open mouth and extends out of the ball seat, and the sensor is arranged on the second end surface.
5. The vehicle ball assembly according to claim 4, wherein an annular positioning groove is formed on the second end surface, an inner peripheral side of the positioning groove defines a positioning projection, a surface of the sensor facing the second end surface includes a recessed portion that is recessed in a direction away from the second end surface, and a non-recessed portion that surrounds an outer peripheral side of the recessed portion, the non-recessed portion being accommodated in the positioning groove, and the positioning projection being accommodated in the recessed portion.
6. The vehicle ball joint assembly according to claim 4, wherein the ball mount includes a ball mount body and a seat cover, the ball mount body is covered outside the ball, the ball is movably engaged with the ball mount body, the ball mount body has the first end surface, a second open opening is formed on an end surface of the ball mount body opposite to the first end surface, the ball is adapted to be mounted into the ball mount body through the second open opening, the seat cover is detachably covered at the second open opening, and the seat cover has the second end surface.
7. The ball head assembly of a vehicle of claim 6, wherein the sensor is integrally formed with the seat cover.
8. A tie rod assembly for a vehicle, comprising:
the inner pull rod comprises an inner pull rod body, and an inner ball head assembly is arranged at the first end of the inner pull rod body;
the outer pull rod comprises an outer pull rod body, the first end of the outer pull rod body is sleeved at the second end of the inner pull rod body, an outer ball head assembly is arranged at the second end of the outer pull rod body, and the outer ball head assembly is the ball head assembly according to any one of claims 1-7.
9. A steering system of a vehicle, characterized by comprising: the tie rod assembly of claim 8.
10. A vehicle, characterized by comprising: the steering system of claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023056050.1U CN214930061U (en) | 2020-12-17 | 2020-12-17 | Ball head assembly, tie rod assembly, steering system and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023056050.1U CN214930061U (en) | 2020-12-17 | 2020-12-17 | Ball head assembly, tie rod assembly, steering system and vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN214930061U true CN214930061U (en) | 2021-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023056050.1U Active CN214930061U (en) | 2020-12-17 | 2020-12-17 | Ball head assembly, tie rod assembly, steering system and vehicle |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115218772A (en) * | 2022-07-11 | 2022-10-21 | 索密克汽车配件有限公司 | Real-time in-transit detection system for height of ball head and automobile chassis |
| CN117189772A (en) * | 2023-10-24 | 2023-12-08 | 索密克汽车配件有限公司 | Double-pendulum ball joint and service life real-time evaluation system |
-
2020
- 2020-12-17 CN CN202023056050.1U patent/CN214930061U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115218772A (en) * | 2022-07-11 | 2022-10-21 | 索密克汽车配件有限公司 | Real-time in-transit detection system for height of ball head and automobile chassis |
| CN117189772A (en) * | 2023-10-24 | 2023-12-08 | 索密克汽车配件有限公司 | Double-pendulum ball joint and service life real-time evaluation system |
| CN117189772B (en) * | 2023-10-24 | 2024-04-30 | 索密克汽车配件有限公司 | Double-pendulum ball joint and service life real-time evaluation system |
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Effective date of registration: 20231206 Address after: 518000 Baoneng Center, No. 3008 Baoneng North Road, Luohu District, Shenzhen, Guangdong Province Patentee after: Shenzhen Shengbo Hairui Management Co.,Ltd. Address before: No.6-2, Changxin Industrial Park, east section of Tiangong 1st Road, ZhouLing Street office, Xinzhuang village, Qinhan new town, Xixian New District, Xianyang City, Shaanxi Province Patentee before: Baoneng (Xi'an) Automobile Research Institute Co.,Ltd. |