CN218207453U

CN218207453U - Steering ball seat

Info

Publication number: CN218207453U
Application number: CN202222927516.3U
Authority: CN
Inventors: 周忠良; 李甜甜
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-01
Filing date: 2022-11-01
Publication date: 2023-01-03
Anticipated expiration: 2032-11-01

Abstract

The utility model discloses a turn to bulb seat, which comprises an outer shell, the shell is upper and lower opening setting, be provided with the bulb seat in the shell, the bulb is installed to the bulb seat internal rotation, be provided with the spring in the shell, the spring sets up in the below of bulb seat, and the bulb seat passes through the elasticity top of spring and tightly fixes, the lower extreme of shell is provided with measuring component, measuring component is used for measuring spring's deformation length, can dismantle between measuring component and the shell and be connected. The utility model discloses after the ball cup used wearing and tearing, the automatic tight ball cup in top of spring elastic deformation made clearance elimination between ball cup and the bulb, can real-time detection go out the variable length of spring when spring elastic deformation to learn the degree of wear of ball cup, and then can reach the purpose of real-time supervision ball cup state, thereby can let the car owner learn the situation of ball cup and bulb, improve the security.

Description

Steering ball seat

Technical Field

The utility model belongs to the technical field of the steering linkage, especially, relate to a turn to bulb seat.

Background

In a modern automobile steering system, wheel steering is performed through connection of components such as a drag link or a tie rod, steering bulbs with different structures exist in the steering link, and one end of each bulb can perform three-degree-of-freedom spherical rotation motion around the corresponding tie rod. The steering tie rod ball head mainly functions to transfer the motion and load of the tie rod and two end parts of the ball head, and then the relative motion process of the steering tie rod ball head is accompanied by the damping which can not be eliminated, wherein the damping is generated by the ball head and the tie rod under the action of pressure and relative rotation. Due to the acting force, abrasion which cannot be eliminated exists between the ball head and the pull rod, the abrasion is increased, and meanwhile, the damping of the ball head of the pull rod is reduced. The damping of the tie rod ball head is reduced, namely the damping of a steering system is reduced. Along with the vehicle uses, the damping of a steering system constantly reduces, the whole vehicle can have the problem of drifting in steering and inaccurate steering in different degrees, and a user has great safety accident risk in the high-speed driving process in serious cases.

For example, chinese patent (publication No. CN 110735851A) discloses a steering tie rod ball head structure, which includes: the steering pull rod is provided with an installation groove; the ball pin comprises a pin rod and a spherical head arranged at the end part of the pin rod, and the spherical head is arranged in the mounting groove; and the elastic base comprises a pressure plate structure and an elastic structure which are sequentially arranged at the end part of the mounting groove of the steering pull rod, the pressure plate structure corresponds to the spherical head, and the elastic structure is abutted to the pressure plate structure. The utility model discloses still provide a steering linkage assembly on the basis of above-mentioned steering linkage bulb structure, including above-mentioned steering linkage bulb structure.

However, the prior art has some problems: among the above-mentioned technical scheme, carry out the top through elastic construction to the bulb seat tightly, the clearance that the wearing and tearing lead to influences driving safety, but longer when the time, behind the bulb seat wearing and tearing are too serious, the bulb directly breaks away from with the bulb seat easily, has bigger potential safety hazard, consequently needs carry out real-time detection to bulb seat degree of wear to remind the car owner to notice the potential safety hazard, therefore we propose a steering bulb seat.

SUMMERY OF THE UTILITY MODEL

Problem to prior art exists, the utility model provides a turn to bulb seat possesses thereby the advantage that detects the volume of spring deformation volume control bulb seat degree of wear, has solved the too serious back of bulb seat wearing and tearing, and the bulb directly breaks away from with the bulb seat easily, has bigger potential safety hazard, consequently needs to carry out real-time detection to bulb seat degree of wear to remind the car owner to notice the problem of potential safety hazard.

The utility model discloses a realize like this, a turn to bulb seat, which comprises an outer shell, the shell is the upper and lower opening setting, be provided with the bulb seat in the shell, the bulb is installed to the bulb seat internal rotation, be provided with the spring in the shell, the spring sets up in the below of bulb seat, and the elasticity top that the bulb seat passes through the spring tightly fixes, the lower extreme of shell is provided with measuring component, measuring component is used for measuring the deformation length of spring, can dismantle between measuring component and the shell and be connected.

As the utility model discloses it is preferred, the outer skin weld of shell has the pull rod to connect, the first lead screw of one end fixedly connected with that the pull rod connects, fixedly connected with second lead screw on the bulb, the upper end of shell is provided with the dirt proof boot, through elastic rubber ring fixed connection between dirt proof boot and the shell.

As the utility model discloses preferred, the measuring component is including the installation base, the spring sets up between installation base and bulb seat, and is provided with the sensor on the installation base.

As the utility model discloses it is preferred, the installation base sets up to upper end open-ended tubular structure, the outer wall of installation base is equipped with the external screw thread, the shell inner wall is equipped with the internal thread, installation base and shell threaded connection.

As the utility model discloses it is preferred, the card hole has been seted up to the bottom of installation base, the sensor is installed in the card hole, the lower extreme screw thread in card hole is installed and is twisted the head, twist overhead interior hexagonal hole of having seted up, the wire hole that is used for the wire to pass is seted up to the lateral wall of installation base, it has the silica gel protection tube to peg graft in the wire hole.

As the utility model discloses it is preferred, slidable mounting has the top sheet in the installation base, the upper end and the top sheet fixed connection of spring, the lower extreme of spring and the interior bottom fixed connection of installation base, the upper surface and the laminating of bulb seat lower extreme of top sheet.

As the utility model discloses preferred, the sensor sets up to laser sensor, the lower fixed surface of top piece installs the reflector plate that corresponds with the sensor.

As the utility model discloses it is preferred, the lower extreme fixed mounting of top piece has the guide post, guide post lower extreme fixedly connected with slider, set up the spout that corresponds with the slider on the inner wall of installation base, slider slidable mounting is in the spout.

As the utility model discloses preferred, the embedding hole has been seted up to the bulb lower extreme, be provided with inclination sensor in the embedding hole, inclination sensor's lower extreme fixedly connected with stopper post, stopper post and embedding hole threaded connection.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a spring is tight with the top of bulb seat, make bulb seat inseparable with the bulb laminating, stronger pretightning force has, use the wearing and tearing back at the bulb seat, the automatic tight bulb seat that pushes up of spring elastic deformation, make clearance elimination between bulb seat and the bulb, so that bulb monolithic connection's damping always controls at certain within range, steering effect has been guaranteed, user's driving safety has further been ensured, design through measuring component, can real-time detection go out the change length of spring when spring elastic deformation, thereby learn the degree of wear of bulb seat, and then can reach the purpose of real-time supervision bulb seat state, thereby can let the car owner learn the situation of bulb seat and bulb, safety is improved.

2. The utility model discloses a threaded connection, the card hole of installation base and the design of twisting the head make the installation base in this device can follow the bulb seat and dismantle, and the sensor also can be dismantled to reach the purpose that can the periodic overhaul or change the sensor, make things convenient for daily maintenance to use.

3. The utility model discloses a top piece, guide post and slider's design, when having the clearance between bulb seat and bulb, the spring takes place to deform under self elasticity, and the top piece is slided in the top to promote the tight bulb in top that the bulb seat upwards made progress, reach the purpose of eliminating the clearance, the guide post plays the guide effect with the slider, makes the top piece slide to make and to remain stable state all the time, can not appear crooked.

4. The utility model discloses an add inclination sensor in the bulb, can survey the deflection angle of bulb, consequently can reset in the parking and examine time measuring, judge through inclination sensor whether the bulb is in initial condition to judge whether the bulb is because of use wearing and tearing back incline for a long time, be convenient for more judge the situation of vehicle.

Drawings

Fig. 1 is a schematic structural diagram provided by an embodiment of the present invention;

fig. 2 is a schematic view of a ball head provided by the embodiment of the present invention;

fig. 3 is a schematic diagram of a spring provided by an embodiment of the present invention;

fig. 4 is a schematic view of a measuring assembly provided by an embodiment of the present invention;

fig. 5 is a schematic view of a reflector according to an embodiment of the present invention;

fig. 6 is a schematic view of a tilt sensor according to an embodiment of the present invention.

In the figure: 1. a housing; 2. a tie-rod joint; 3. a first lead screw; 4. a second screw rod; 5. a ball head; 6. a dust-proof sleeve; 7. an elastic rubber ring; 8. a ball cup seat; 9. a spring; 10. a measurement component; 1001. installing a base; 1002. a topsheet; 1003. a sensor; 1004. a reflective sheet; 1005. a silica gel protection tube; 1006. a guide post; 1007. a slider; 1008. screwing the head; 11. a tilt sensor; 12. and (5) plugging the column.

Detailed Description

In order to further understand the contents, features and functions of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.

The structure of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 6, an embodiment of the present invention provides a steering ball socket, which includes a housing 1, wherein the housing 1 is provided with an upper opening and a lower opening, a ball socket 8 is provided in the housing 1, a ball 5 is rotatably mounted in the ball socket 8, a spring 9 is provided in the housing 1, the spring 9 is provided below the ball socket 8, the ball socket 8 is tightly supported and fixed by the spring 9, a measuring assembly 10 is provided at the lower end of the housing 1, the measuring assembly 10 is used for measuring the deformation length of the spring 9, and the measuring assembly 10 is detachably connected with the housing 1; the outer surface welding of shell 1 has pull rod to connect 2, and the one end fixedly connected with first lead screw 3 of pull rod joint 2, fixedly connected with second lead screw 4 on the bulb 5, and the upper end of shell 1 is provided with dirt proof boot 6, passes through elastic rubber ring 7 fixed connection between dirt proof boot 6 and the shell 1.

The scheme is adopted: push up ball headstock 8 through spring 9, make ball headstock 8 inseparable with the laminating of bulb 5, stronger pretightning force has, after ball headstock 8 uses the wearing and tearing, spring 9 elastic deformation automatic top ball headstock 8, make the clearance eliminate between ball headstock 8 and the bulb 5, so that the damping of making bulb 5 monolithic coupling always controls in certain within range, the steering effect has been guaranteed, user's driving safety has further been ensured, through the design of measuring component 10, can real-time detection spring 9's change length when spring 9 elastic deformation, thereby learn the degree of wear of ball headstock 8, and then can reach the purpose of real-time supervision ball headstock 8 state, thereby can let the car owner learn the situation of ball headstock 8 and bulb 5, improve the security.

Referring to fig. 4 and 5, the measuring assembly 10 includes an installation base 1001, the spring 9 is disposed between the installation base 1001 and the ball cup seat 8, and the installation base 1001 is provided with a sensor 1003 thereon, the installation base 1001 is set to be a cylindrical structure with an open upper end, the outer wall of the installation base 1001 is provided with an external thread, the inner wall of the housing 1 is provided with an internal thread, the installation base 1001 is in threaded connection with the housing 1, a clamping hole is formed in the bottom of the installation base 1001, the sensor 1003 is installed in the clamping hole, a screwing head 1008 is installed on the lower end thread of the clamping hole, an inner hexagonal hole is formed in the screwing head 1008, a wire outlet for a wire to pass through is formed in the side wall of the installation base 1001, a silica gel protective tube 1005 is inserted in the wire outlet, a top plate 1002 is slidably installed in the installation base 1001, the upper end of the spring 9 is fixedly connected with the top plate 1002, the lower end of the spring 9 is fixedly connected with the inner bottom of the installation base 1001, and the upper surface of the top plate 1002 is attached to the lower end of the ball cup seat 8.

The scheme is adopted: through the design of the threaded connection, the clamping hole and the screwing head 1008 of the mounting base 1001, the mounting base 1001 in the device can be detached from the ball socket 8, and the sensor 1003 can also be detached, so that the purpose of regularly overhauling or replacing the sensor 1003 is achieved, and the daily maintenance and use are facilitated.

Referring to fig. 5, the sensor 1003 is exemplarily configured as a laser sensor, and a reflective sheet 1004 corresponding to the sensor 1003 is fixedly mounted on a lower surface of the top sheet 1002.

The scheme is adopted: the laser sensor emits the laser reflection sheet 1004 and receives the laser reflected by the reflection sheet 1004, so as to measure the distance between the top sheet 1002 and the laser sensor, thereby obtaining the deformation distance.

Referring to fig. 5, a guide column 1006 is fixedly mounted at the lower end of the top plate 1002, a sliding block 1007 is fixedly connected to the lower end of the guide column 1006, a sliding groove corresponding to the sliding block 1007 is formed in the inner wall of the mounting base 1001, and the sliding block 1007 is slidably mounted in the sliding groove.

Adopt above-mentioned scheme: through the design of top plate 1002, guide post 1006 and slider 1007, when there is a clearance between bulb seat 8 and bulb 5, spring 9 is deformed under self elasticity, pushes top plate 1002 to slide to promote bulb seat 8 upwards push against bulb 5, reach the purpose of eliminating the clearance, guide post 1006 and slider 1007 play the guide effect, make top plate 1002 slide to make and can remain stable state all the time, can not appear crooked.

Referring to fig. 6, an insertion hole is formed at the lower end of the ball head 5, an inclination angle sensor 11 is arranged in the insertion hole, a plug 12 is fixedly connected to the lower end of the inclination angle sensor 11, and the plug 12 is in threaded connection with the insertion hole.

The scheme is adopted: the tilt sensor 11 is added in the ball head 5, so that the deflection angle of the ball head 5 can be measured, and therefore, when parking reset detection is carried out, whether the ball head 5 is in an initial state or not can be judged through the tilt sensor 11, so that whether the ball head 5 is inclined after being worn due to long-term use or not is judged, and the condition of a vehicle can be judged more conveniently.

The utility model discloses a theory of operation: after the ball headstock 8 is worn, when a gap exists between the ball headstock 8 and the ball head 5, the spring 9 deforms under the elasticity of the spring to push the top plate 1002 to slide, so that the ball headstock 8 is pushed to tightly push the ball head 5 upwards, the gap between the ball headstock 8 and the ball head 5 is eliminated, the sensor 1003 can measure the distance between the top plate 1002 and the sensor 1003, the deformation distance of the spring 9 is obtained, and the wear degree of the ball headstock 8 is known.

In conclusion: this kind of turn to bulb seat through the structure of bulb seat 8, spring 9, installation base 1001, sensor 1003, top piece 1002 and guide post 1006, has solved the too serious back of bulb seat wearing and tearing, and the bulb directly breaks away from with the bulb seat easily, has bigger potential safety hazard, consequently needs to carry out real-time detection to bulb seat degree of wear to remind the car owner to notice the problem of potential safety hazard.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a turn to bulb seat, includes shell (1), lower open setting about shell (1) is, be provided with bulb seat (8) in shell (1), bulb (5) are installed to bulb seat (8) internal rotation, be provided with spring (9) in shell (1), spring (9) set up in the below of bulb seat (8), and the elasticity top of bulb seat (8) through spring (9) is tight fixed its characterized in that: the lower extreme of shell (1) is provided with measuring component (10), measuring component (10) are used for measuring the deformation length of spring (9), can dismantle between measuring component (10) and shell (1) and be connected.

2. A steering cup as claimed in claim 1, wherein: the outer surface welding of shell (1) has pull rod to connect (2), the first lead screw of one end fixedly connected with (3) of pull rod joint (2), fixedly connected with second lead screw (4) on bulb (5), the upper end of shell (1) is provided with dirt proof boot (6), pass through elastic rubber ring (7) fixed connection between dirt proof boot (6) and shell (1).

3. A steering cup as claimed in claim 1, wherein: the measuring component (10) comprises a mounting base (1001), the spring (9) is arranged between the mounting base (1001) and the ball seat (8), and a sensor (1003) is arranged on the mounting base (1001).

4. A steering cup as claimed in claim 3, wherein: the mounting base (1001) is of a cylindrical structure with an open upper end, external threads are arranged on the outer wall of the mounting base (1001), internal threads are arranged on the inner wall of the shell (1), and the mounting base (1001) is in threaded connection with the shell (1).

5. A steering cup as claimed in claim 4, wherein: the sensor fixing device is characterized in that a clamping hole is formed in the bottom of the mounting base (1001), the sensor (1003) is mounted in the clamping hole, a screwing head (1008) is mounted at the lower end of the clamping hole in a threaded mode, a hexagon socket is formed in the screwing head (1008), a wire outlet for a wire to pass through is formed in the side wall of the mounting base (1001), and a silica gel protection pipe (1005) is inserted in the wire outlet.

6. A steering cup as claimed in claim 5, wherein: install top plate (1002) in the installation base (1001), the upper end and top plate (1002) fixed connection of spring (9), the lower extreme of spring (9) and the interior bottom fixed connection of installation base (1001), the upper surface and the laminating of bulb seat (8) lower extreme of top plate (1002).

7. A steering cup as claimed in claim 6, wherein: the sensor (1003) is a laser sensor, and a reflecting sheet (1004) corresponding to the sensor (1003) is fixedly mounted on the lower surface of the top sheet (1002).

8. A steering cup as claimed in claim 6, wherein: the lower extreme fixed mounting of top flat (1002) has guide post (1006), guide post (1006) lower extreme fixedly connected with slider (1007), set up the spout that corresponds with slider (1007) on the inner wall of installation base (1001), slider (1007) slidable mounting is in the spout.

9. A steering cup, as claimed in any one of claims 1 to 8, wherein: an insert hole is formed in the lower end of the ball head (5), an inclination angle sensor (11) is arranged in the insert hole, a plug column (12) is fixedly connected to the lower end of the inclination angle sensor (11), and the plug column (12) is in threaded connection with the insert hole.