CN216269512U

CN216269512U - Speed-following power-assisted steering control valve structure

Info

Publication number: CN216269512U
Application number: CN202122954923.9U
Authority: CN
Inventors: 李振全; 童平
Original assignee: Guangzhou Kuayue Auto Parts And Accessories Industry Co ltd
Current assignee: Guangzhou Kuayue Auto Parts And Accessories Industry Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-04-12
Anticipated expiration: 2031-11-29

Abstract

The utility model relates to the technical field of steering control valves and discloses a power-assisted steering control valve structure with speed, wherein a fixing bolt is in threaded connection with the right side of the front face of a steering control valve, the middle of the fixing bolt is in threaded connection with a fixing block, the bottom of the fixing block is fixedly connected with a base, a working cavity is formed in an installation block, a first damping mechanism is arranged on the left side of the bottom of the working cavity, a second damping mechanism is arranged in the middle of the bottom of the working cavity, and the first damping mechanism comprises a damping block, a moving rod, a sealing ring, a damping disc and a connecting frame. This power assisted steering control valve structure along with speed drives the support frame and removes when the link reciprocates, removes the pulley and slides on the shock attenuation paster on the shock attenuation frame this moment, because the shock attenuation paster material is rubber, has increaseed frictional force to make the steering control valve can secondary shock attenuation work when the vibration, prevent that the steering control valve from damaging because of vibrations, having prolonged the life of steering control valve.

Description

Speed-following power-assisted steering control valve structure

Technical Field

The utility model relates to the technical field of steering control valves, in particular to a power-assisted steering control valve structure with speed.

Background

The steering control valve is a valve for changing a power transmission route in the power steering gear. When the vehicle is steered, the direction of the vehicle needs to be changed by rotating a steering wheel, and when the vehicle is steered, the steering operation is performed through internal oil liquid.

Because the steering control valve is a small part installed in the steering control valve assembly, the existing steering control valve is only fixed when installed, and when a vehicle runs, the steering control valve can swing up and down, so that the steering control valve is damaged, the existing steering control valve cannot perform damping work on the existing steering control valve, the steering control valve is easy to damage, and improvement is needed to solve the problem.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a power steering control valve structure with speed, so as to solve the problems of the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a follow-up helping hand steering control valve structure, includes steering control valve and supporting shoe, steering control valve openly right side threaded connection has fixing bolt, fixing bolt middle part threaded connection has the fixed block, fixed block bottom fixedly connected with base has seted up the working chamber in the installation piece, working chamber bottom left side is provided with first damper, be provided with second damper in the middle of the working chamber bottom.

First damper is including snubber block, carriage release lever, sealing ring, damper disc and link, snubber block fixed connection bottom left side in the supporting shoe, carriage release lever sliding connection is in the middle of the snubber block top, sealing ring fixed connection is in the middle of the snubber block top, damper disc fixed connection is in the carriage release lever bottom, link fixed connection is in the carriage release lever top.

Preferably, the second damping mechanism comprises a supporting spring, a supporting frame, a connecting block, a movable leg, a movable pulley, a damping frame and a damping patch, wherein the supporting spring is fixedly connected to the bottom of the supporting block and close to the right side, the supporting frame is fixedly connected to the top end of the supporting spring, the connecting block is fixedly connected to the left side of the supporting frame, the movable leg is fixedly connected to the bottom of the connecting block, the movable pulley is rotatably connected to the left side of the movable leg, the damping frame is fixedly connected to the bottom of the supporting block on the right side of the damping block, and the damping patch is fixedly connected to the right side of the damping frame.

Preferably, the support frame top is fixedly connected with the bottom of the connecting frame, and the connecting frame top is fixedly connected with the base and can support and fix the base.

Preferably, the damping block is filled with damping oil, and four rings of the top of the damping disc are provided with round holes, so that the damping oil can flow in the round holes on the damping disc.

Preferably, the bottom end of the movable rod penetrates through the middle of the sealing ring and the top of the damping block and extends into the damping block to fixedly connect the damping disc, so that the movable rod drives the damping disc to move up and down.

Preferably, the movable pulley is connected with the damping patch in a sliding mode, and the damping patch is made of rubber, so that the friction force of the movable pulley can be increased.

Preferably, the number of the shock absorption blocks, the moving rod, the sealing ring and the shock absorption disc is two, and the shock absorption blocks, the moving rod, the sealing ring and the shock absorption disc are symmetrically distributed on the left side and the right side of the bottom in the supporting block, so that the shock absorption effect is better.

Compared with the prior art, the utility model provides a speed-following power-assisted steering control valve structure, which has the following beneficial effects:

1. this follow-up helping hand power-assisted steering control valve structure, when the vehicle went, the base of steering control valve bottom rocked from top to bottom, and supporting spring shrink this moment makes the link carry out the up-and-down motion, and the damper disc of carriage release lever bottom reciprocates in the damper block this moment, makes damping oil flow in the round hole on the damper disc, has increaseed pressure to can carry out the shock attenuation work for the first time to the steering control valve.

2. This power assisted steering control valve structure along with speed drives the support frame and removes when the link reciprocates, removes the pulley and slides on the shock attenuation paster on the shock attenuation frame this moment, because the shock attenuation paster material is rubber, has increaseed frictional force to make the steering control valve can secondary shock attenuation work when the vibration, prevent that the steering control valve from damaging because of vibrations, having prolonged the life of steering control valve.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic cross-sectional front view of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

fig. 4 is an enlarged schematic view of the point B in fig. 2.

In the figure: 1. a steering control valve; 2. fixing the bolt; 3. a fixed block; 4. a base; 5. a support block; 6. Mounting blocks; 7. a working chamber; 8. a first damper mechanism; 801. a damper block; 802. a travel bar; 803. a seal ring; 804. a damper disc; 805. a connecting frame; 9. a second damper mechanism; 901. a support spring; 902. A support frame; 903. connecting blocks; 904. moving the legs; 905. a movable pulley; 906. a shock-absorbing mount; 907. A shock absorbing patch.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-4, the present invention provides a technical solution: a servo-assisted steering control valve structure comprises a steering control valve 1 and a supporting block 5, wherein the right side of the front surface of the steering control valve 1 is in threaded connection with a fixing bolt 2, the middle part of the fixing bolt 2 is in threaded connection with a fixing block 3, the bottom of the fixing block 3 is fixedly connected with a base 4, a working chamber 7 is arranged in an installation block 6, the left side of the bottom of the working chamber 7 is provided with a first damping mechanism 8, the middle of the bottom of the working chamber 7 is provided with a second damping mechanism 9, the second damping mechanism 9 comprises a supporting spring 901, a supporting frame 902, a connecting block 903, a moving leg 904, a moving pulley 905, a damping frame 906 and a damping patch 907, the supporting spring 901 is fixedly connected to the inner bottom of the supporting block 5 close to the right side, the supporting frame 902 is fixedly connected to the top end of the supporting spring 901, the top of the supporting frame 902 is fixedly connected with the bottom of a connecting frame 805, the top of the connecting frame 805 is fixedly connected with the base 4, and can support and fix the base 4, connecting block 903 fixed connection is in the left side of support frame 902, remove leg 904 fixed connection in the bottom of connecting block 903, remove pulley 905 and rotate and connect in removing the leg 904 left side, shock attenuation frame 906 fixed connection is in the shock attenuation 801 right side in the supporting shoe 5 bottom, remove pulley 905 sliding connection shock attenuation paster 907, the material of shock attenuation paster 907 is rubber, can increase the frictional force of removing pulley 905, shock attenuation paster 907 fixed connection is in shock attenuation frame 906 right side, it removes to drive support frame 902 when link 805 reciprocates, remove pulley 905 and slide on the shock attenuation paster 907 on shock attenuation frame 906 this moment, because shock attenuation paster 907 is rubber, frictional force has been increased, thereby make steering control valve 1 can secondary shock attenuation work when the vibration, prevent steering control valve 1 because of vibrations damage, the life of steering control valve 1 has been prolonged.

The first shock absorption mechanism 8 comprises a shock absorption block 801, a movable rod 802, a sealing ring 803, a shock absorption disc 804 and a connecting frame 805, the shock absorption block 801 is fixedly connected to the left side of the bottom in the supporting block 5, the shock absorption block 801 is filled with damping oil, four circles of the top of the shock absorption disc 804 are provided with round holes, the damping oil can flow in the round holes in the shock absorption disc 804, the movable rod 802 is slidably connected to the middle of the top of the shock absorption block 801, the bottom end of the movable rod 802 penetrates through the middle of the sealing ring 803 and the middle of the top of the shock absorption block 801 and extends into the shock absorption block 801 to be fixedly connected with the shock absorption disc 804, the movable rod 802 can drive the shock absorption disc 804 to move up and down, the sealing ring 803 is fixedly connected to the middle of the top of the shock absorption block 801, the shock absorption disc 804 is fixedly connected to the bottom end of the movable rod 802, the connecting frame 805 is fixedly connected to the top end of the movable rod 802, the shock absorption block 801, the two shock absorption blocks 801, the sealing ring 803 and the shock absorption disc 804 are two shock absorption blocks 801, the shock absorption disc 804, The movable rod 802, the sealing ring 803 and the shock absorption plate 804 are symmetrically distributed on the left side and the right side of the bottom in the supporting block 5, so that the shock absorption effect is better, when a vehicle runs, the base 4 at the bottom of the steering control valve 1 swings up and down, the supporting spring 901 contracts at the moment, so that the connecting frame 805 moves up and down, the shock absorption plate 804 at the bottom of the movable rod 802 moves up and down in the shock absorption block 801, damping oil flows in a circular hole in the shock absorption plate 804, the pressure is increased, and therefore the shock absorption work for the first time can be performed on the steering control valve 1.

In the actual operation process, when the device is used, when a vehicle runs, the base 4 at the bottom of the steering control valve 1 shakes up and down, the supporting spring 901 contracts to enable the connecting frame 805 to move down, when the supporting spring 901 recovers elastically, the connecting frame 805 is lifted, when the connecting frame 805 moves up and down, the shock absorption disc 804 at the bottom of the moving rod 802 moves up and down in the shock absorption block 801 at the moment, damping oil flows in a circular hole in the shock absorption disc 804 to increase the pressure, so that the steering control valve 1 can be subjected to primary shock absorption work, when the connecting frame 805 moves up and down, the supporting frame 902 is driven to move up and down, at the moment, the moving pulley 905 on the moving leg 904 slides on the shock absorption patch 907 on the shock absorption frame 906, and as the shock absorption patch 907 is made of rubber, the friction force is increased, so that the steering control valve 1 can perform secondary shock absorption work when vibrating, the damage of the steering control valve 1 due to vibration is prevented, and the service life of the steering control valve 1 is prolonged.

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. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.

Claims

1. The utility model provides a follow-up helping hand power steering control valve structure, includes steering control valve (1) and supporting shoe (5), its characterized in that: the right side of the front of the steering control valve (1) is in threaded connection with a fixing bolt (2), the middle of the fixing bolt (2) is in threaded connection with a fixing block (3), the bottom of the fixing block (3) is fixedly connected with a base (4), a working chamber (7) is formed in an installation block (6), a first damping mechanism (8) is arranged on the left side of the bottom of the working chamber (7), and a second damping mechanism (9) is arranged in the middle of the bottom of the working chamber (7);

first damper (8) are including snubber block (801), carriage release lever (802), sealing ring (803), shock attenuation dish (804) and link (805), snubber block (801) fixed connection is in bottom left side in supporting shoe (5), carriage release lever (802) sliding connection is in the middle of snubber block (801) top, sealing ring (803) fixed connection is in the middle of snubber block (801) top, shock attenuation dish (804) fixed connection is in carriage release lever (802) bottom, link (805) fixed connection is in carriage release lever (802) top.

2. A speed-dependent power steering control valve arrangement according to claim 1, wherein: the second damping mechanism (9) comprises a supporting spring (901), a supporting frame (902), a connecting block (903), a moving leg (904), a moving pulley (905), a damping frame (906) and a damping patch (907), wherein the supporting spring (901) is fixedly connected to the bottom of the supporting block (5) close to the right side, the supporting frame (902) is fixedly connected to the top end of the supporting spring (901), the connecting block (903) is fixedly connected to the left side of the supporting frame (902), the moving leg (904) is fixedly connected to the bottom of the connecting block (903), the moving pulley (905) is rotatably connected to the left side of the moving leg (904), the damping frame (906) is fixedly connected to the bottom of the supporting block (5) on the right side of the damping block (801), and the damping patch (907) is fixedly connected to the right side of the damping frame (906).

3. A speed-dependent power steering control valve arrangement according to claim 2, wherein: the top of the support frame (902) is fixedly connected with the bottom of a connecting frame (805), and the top of the connecting frame (805) is fixedly connected with a base (4).

4. A speed-dependent power steering control valve arrangement according to claim 1, wherein: damping oil is filled in the damping block (801), and round holes are formed in four rings of the top of the damping disc (804).

5. A speed-dependent power steering control valve arrangement according to claim 1, wherein: the bottom end of the moving rod (802) penetrates through the middle of the sealing ring (803) and the middle of the top of the damping block (801) and extends into the damping block (801) to be fixedly connected with a damping disc (804).

6. A speed-dependent power steering control valve arrangement according to claim 2, wherein: the movable pulley (905) is connected with a damping patch (907) in a sliding mode, and the damping patch (907) is made of rubber.

7. A speed-dependent power steering control valve arrangement according to claim 1, wherein: the number of the shock absorption blocks (801), the number of the moving rods (802), the number of the sealing rings (803) and the number of the shock absorption discs (804) are two, and the shock absorption blocks (801), the moving rods (802), the number of the sealing rings (803) and the number of the shock absorption discs (804) are symmetrically distributed on the left side and the right side of the bottom in the supporting block (5).