CN213862193U

CN213862193U - Parking control mechanism capable of running stably

Info

Publication number: CN213862193U
Application number: CN202021866344.8U
Authority: CN
Inventors: 刘斌
Original assignee: Guangzhou Gac Ullitec Auto Interiors R&d Co ltd
Current assignee: Guangzhou Gac Ullitec Auto Interiors R&d Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-08-03
Anticipated expiration: 2030-08-31

Abstract

The utility model discloses a parking control mechanism with stable operation, which comprises a base, a control plate and a reinforcing plate; the base is clamped by the control plate and the reinforcing plate and is rotationally connected with the base, an annular sinking platform is arranged at the rotational connection position of the control plate and the reinforcing plate and the base, a contact surface protruding towards the direction close to the base is arranged on the annular sinking platform, and the contact surface is contacted with the base; the control plate is provided with a first rigidity reinforcing part which is sunken towards the direction far away from the base, the first rigidity reinforcing part is provided with a first sunken platform structure in a shape like a Chinese character 'hui', and the first sunken platform structure is provided with a first abutting part which abuts against the base; the reinforcing plate is provided with a second rigidity reinforcing part which is sunken towards the direction far away from the base, the reinforcing plate is also provided with a second waist-shaped sinking platform structure, and the second sinking platform structure is provided with a second abutting part which abuts against the base, so that the control plate and the reinforcing plate are prevented from contacting the base in a large area, and the no-load operation force of the control plate is reduced; meanwhile, each sinking platform structure can also enhance the transverse rigidity of the parking control mechanism.

Description

Parking control mechanism capable of running stably

Technical Field

The utility model relates to an automobile braking field especially relates to a parking operating mechanism of steady operation.

Background

The parking control mechanism is a manual brake (a hand brake for short) installed on the motor vehicle, and is used for stabilizing the vehicle after the vehicle is stopped stably, so that the vehicle is prevented from sliding due to the road surface. At present, a parking control mechanism generally comprises a base, a control plate, a reinforcing plate and the like, wherein one end of the control plate is used for holding by hands, and the other end of the control plate is used for being rotatably connected with the base; one end of the reinforcing plate is fixed on the control plate, and the other end of the reinforcing plate is rotatably connected with the base; the base is clamped by the control plate and the reinforcing plate, and the connecting point of the control plate, the reinforcing plate and the base is a rotating center.

However, the operation panel and the reinforcement panel in the prior art have a large area to be attached to the base, that is, when the operation panel and the reinforcement panel rotate around the rotation center, the contact area between the operation panel and the base at the rotation center is large, the friction between the operation panel and the base is large, the contact is uneven, the operation panel generates a large frictional resistance when rotating, the no-load operation force of the operation panel is increased, and the operation force of the operation panel is large and the operation hand feeling is poor; to improve the handling (reduce the operating force), the gap between the operating plate and the reinforcing plate and the base is generally increased, so that the operating plate and the reinforcing plate do not clamp the base tightly, and the looseness between the operating plate and the reinforcing plate is increased, so that the transverse swinging amount of the operating rod (the operating rod is the whole rotating component including the operating plate and the reinforcing plate) is affected, and the transverse rigidity of the hand brake is weakened. Therefore, it is an urgent problem to ensure that the lateral rigidity of the parking operating mechanism satisfies the requirements while reducing the no-load operating force of the operating lever.

SUMMERY OF THE UTILITY MODEL

The parking control mechanism comprises a control plate, a reinforcing plate, a base, a contact surface, a; in addition, the transverse rigidity of the control plate and the reinforcing plate is reinforced through the rigidity reinforcing parts of the control plate and the reinforcing plate, so that the transverse rigidity of the parking control mechanism is ensured to meet the requirement while the no-load operation force of the control plate is reduced.

The purpose of the utility model is realized by adopting the following technical scheme:

a parking control mechanism capable of running stably comprises a base, a control plate and a reinforcing plate, wherein the control plate is rotatably connected with one side of the base, the first end of the reinforcing plate is rotatably connected with the other side of the base, and the second end of the reinforcing plate is fixedly connected to the control plate;

the rotary connection part of the control plate and the reinforcing plate with the base is provided with an annular sinking platform, the annular sinking platform is provided with a contact surface protruding towards the direction close to the base, and the contact surface is in contact with the base, so that the control plate and the reinforcing plate are in uniform contact with the base, and the contact area of the control plate and the reinforcing plate with the base is reduced;

the control plate is provided with a first rigidity reinforcing part which is sunken towards the direction far away from the base, the first rigidity reinforcing part is positioned above the annular sinking platform, the first rigidity reinforcing part is provided with a first sinking platform structure in a shape like a Chinese character 'hui', and the first sinking platform structure is provided with a first abutting part which abuts against the base;

have on the reinforcing plate to keeping away from the sunken second rigidity rib of direction of base, still have on the reinforcing plate and be the heavy platform structure of second of "waist circular shape", the heavy platform structure of second is located one side of second rigidity rib is located the top of the heavy platform of annular, the heavy platform of second structurally have with the second conflict portion that the base contradicts.

Furthermore, the parking control mechanism also comprises a push rod, a ratchet mechanism, a guide plate and a tensioning mechanism, wherein one end of the control plate, which is far away from the base, is a hand holding part;

the push rod is arranged between the reinforcing plate and the control plate, one end of the push rod extends to the holding part, and a reset mechanism is arranged at one end of the push rod close to the holding part;

the ratchet mechanism comprises a toothed plate and a pawl, the toothed plate is fixedly connected to the base and positioned between the operating plate and the reinforcing plate, a first end of the pawl is rotatably connected with one end, close to the base, of the push rod, the middle of the pawl is rotatably connected with the operating plate, and a second end of the pawl is provided with a pawl tip capable of being meshed with the toothed plate;

the guide plate is fixedly connected with the control plate, one end of the tensioning mechanism is fixedly connected with the guide plate, and the other end of the tensioning mechanism is fixedly connected with a rear wheel brake of the automobile.

Further, the first interference part is abutted against one side of the toothed plate, and the second interference part is abutted against the other side of the toothed plate.

Further, the first interference part is a waist-shaped plane.

Further, the second interference part is a rounded rectangular plane.

Further, the first rigidity reinforcing part is of a reversed-square sunk platform structure.

Further, the second rigidity reinforcing part is of a triangular sunk platform structure.

Furthermore, the tensioning mechanism comprises a stay cable and a balance block, one end of the stay cable is fixed on the guide plate, a contour groove for the stay cable to wind is formed in the guide plate, the other end of the stay cable is fixedly connected with the balance block, and the balance block is fixedly connected with the rear brake of the automobile.

Furthermore, one end of the pawl, which is connected with the push rod, is provided with a mounting hole, the push rod is provided with a rotating shaft matched with the mounting hole, and the rotating shaft is provided with an inverted buckle structure.

Furthermore, the parking control mechanism further comprises a rotating shaft tube, and the rotating shaft tube sequentially penetrates through the control plate, the base and the reinforcing plate from the center position of the annular sinking platform to realize the rotating connection of the control plate and the reinforcing plate with the base.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the utility model has the advantages that the annular sinking platform designed on the control panel and the reinforcing plate is connected with the base by virtue of the contact surface on the annular sinking platform, so that the contact area between the control panel and the base and the contact area between the reinforcing plate and the base are reduced, and the 360-degree circumference uniform contact can be ensured at the same time, so that the control panel and the reinforcing plate are uniformly contacted with the base, and in addition, the control panel and the reinforcing plate are balanced in control force when rotating by utilizing the contact part to be contacted with the base; contact between whole base and control panel and the reinforcing plate just has the contact surface of conflict portion and the heavy platform of annular to contact with it, avoids control panel and reinforcing plate large tracts of land and base contact, reduces frictional resistance, reduces the no-load operating force of control panel, makes the operating force more stable, and the control is felt smoothly more slim and graceful, guarantees less area of contact between control panel and reinforcing plate and the base, lets the control panel reach smooth stable operation effect when rotating.

2. The utility model discloses still strengthen the transverse rigidity of control panel and reinforcing plate through the rigidity reinforcing part of control panel and reinforcing plate, reduce the effect of the horizontal oscillation volume of control panel, ensure when reducing the no-load operating force of control panel, guarantee parking operating mechanism's transverse rigidity meets the demands.

Drawings

Fig. 1 is a schematic structural view of the parking operating mechanism of the present invention;

FIG. 2 is a cross-sectional view taken at A-A of FIG. 1;

fig. 3 is another angle structure diagram of the parking control mechanism of the present invention;

FIG. 4 is an enlarged view of the structure at B in FIG. 3;

FIG. 5 is a cross-sectional view taken at C-C of FIG. 4;

FIG. 6 is a schematic structural view of a push rod and a ratchet mechanism according to an embodiment of the present invention;

fig. 7 is another angle structure diagram of the parking operating mechanism of the present invention.

In the figure: 1. a base; 2. a reinforcing plate; 20. a second sinking platform structure; 200. a second interference part; 21. a second rigidity reinforcing portion; 3. an annular sinking platform; 4. a manipulating panel; 40. a first stiffness reinforcement; 400. a first sink table structure; 4000. a first interference part; 41. a hand-held portion; 410. a handle rubber sleeve; 5. a toothed plate; 6. a pawl; 60. mounting holes; 61. a pawl tip; 7. a guide plate; 70. a wire rope; 71. a counterbalance; 8. a push rod; 80. a button; 81. a return spring; 82. a stop block; 83. a rotating shaft; 830. a back-off structure; 9. and controlling the switch.

Detailed Description

In the following, the present invention is described with priority in conjunction with the accompanying drawings and the detailed description, and it should be noted that, in the premise of no conflict, the embodiments or technical features described below may be arbitrarily combined to form a new embodiment.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "horizontal", "vertical", "top", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through both elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

The implementation mode is as follows:

as shown in fig. 1-7, the utility model discloses a parking operating mechanism of steady operation, including base 1, control panel 4 and reinforcing plate 2, control panel 4 rotates with one side of base 1 to be connected, the first end of reinforcing plate 2 rotates with the opposite side of base 1 to be connected, the second end fixed connection of reinforcing plate 2 is on control panel 4. It will be appreciated that the connection points of the steering plate 4, the reinforcing plate 2 and the base 1 are the centres of rotation. In order to avoid large-area contact between the control plate 4 and the reinforcing plate 2 and the base 1, an annular sinking platform 3 is arranged at a rotating connection part (a rotating center) of the control plate 4 and the reinforcing plate 2 and the base 1, a contact surface protruding towards the direction close to the base 1 is arranged on the annular sinking platform 3, the contact surface is an annular surface, and the contact surface is in contact with the base 1, so that the control plate 4 and the reinforcing plate 2 are in uniform contact with the base 1, the contact area between the control plate 4 and the reinforcing plate 2 and the base 1 is reduced, and meanwhile, when the control plate 4 and the reinforcing plate 2 rotate around the rotating center, the control plate 4 and the reinforcing plate 2 are in uniform contact with the 360-degree circumference between the control plate 4 and the base 1, and the contact between the control plate 4 and the reinforcing plate 2 and the base 1 is uniform. Of course, the parking control mechanism further comprises a rotating shaft 83, and the rotating shaft 83 penetrates through the control plate 4, the base 1 and the reinforcing plate 2 from the center of the annular sinking platform 3 in sequence to realize the rotating connection of the control plate 4 and the reinforcing plate 2 with the base 1.

On the basis of the above structure, the manipulating board 4 is provided with a first stiffness reinforcing part 40 which is recessed towards the direction away from the base 1, and the first stiffness reinforcing part 40 is preferably in a sunken platform structure in a shape like a Chinese character 'hui', and is used for increasing the strength of the manipulating board 4 so as to increase the transverse stiffness of the manipulating board 4. First rigidity reinforcing part 40 is located the top of the heavy platform of annular 3, be equipped with the first heavy platform structure 400 that is "returning the font" on the first rigidity reinforcing part 40, have on the first heavy platform structure 400 with the first conflict portion 4000 that base 1 contradicted, the preferred waist shape plane of first conflict portion 4000, with the help of first conflict portion 4000 and base 1 contact, also can understand, first conflict portion 4000 is located the top of the heavy platform of annular 3 of center of rotation department, and in one side of base 1, the control panel 4 only contacts with base 1 through the contact surface (annular surface) of the heavy platform of annular 3 and first conflict portion 4000 (waist shape plane), avoids the contact of control panel 4 and base 1, can let the contact point of control panel 4 and base 1 balanced again simultaneously for the large tracts of land power of control panel 4 when rotating is balanced.

The reinforcing plate 2 is provided with a second rigidity reinforcing part 21 which is concave towards the direction far away from the base 1, and the second rigidity reinforcing part 21 is preferably in a triangular sunk platform structure and is used for increasing the strength of the reinforcing plate 2 so as to increase the transverse rigidity of the reinforcing plate 2. Still have the second that is "waist circular" on the reinforcing plate 2 and sink a platform structure 20, the heavy platform structure 20 of second is located one side of second rigidity reinforcing part 21 and is located the top that the platform 3 was sunk to the annular, have on the heavy platform structure 20 of second with the second conflict portion 200 that base 1 contradicted, the preferred fillet rectangle plane of second conflict portion 200. With the help of the contact of second conflict portion 200 and base 1, also can understand, second conflict portion 200 is located the annular heavy platform 3 top of centre of rotation department, and at the opposite side of base 1, the control plate 4 only contacts with base 1 through the contact surface (the annular surface) of annular heavy platform 3 and second conflict portion 200 (fillet rectangle plane), avoids the large tracts of land contact of reinforcing plate 2 and base 1, can let the reinforcing plate 2 and the contact point of base 1 balanced again simultaneously for reinforcing plate 2 operates the power when rotating and is balanced.

In conclusion, the utility model discloses an annular heavy platform 3 of design on control panel 4 and reinforcing plate 2, with the help of the contact surface that the annular was heavy on the platform 3 is connected with base 1, the area of contact of control panel 4 and reinforcing plate 2 and base 1 has been reduced, can guarantee 360 circumference uniform contact simultaneously again, make control panel 4 and reinforcing plate 2 even with base 1's contact, still utilize control panel 4's first conflict portion 4000 in addition, reinforcing plate 2's second conflict portion 200 is contradicted with base 1, make control panel and reinforcing plate 2 control force when rotating balanced. Also can understand, the contact between whole base 1 and control panel 4 and reinforcing plate 2 only has the contact surface of each conflict portion and the heavy platform 3 of annular with it contact, avoid

control panel

4 and 2 large tracts of land and base 1 contacts of reinforcing plate, reduce frictional resistance, reduce the no-load operating force of control panel, make the control power more stable, it is more smooth and graceful to handle, it is slim and graceful to handle, guarantee the less area of contact between control panel 4 and reinforcing plate 2 and the base 1, let the control panel reach smooth stable operation effect when rotating. Additionally, the utility model discloses still increase the transverse rigidity of control panel 4 through the first rigidity reinforcing part 40 of control panel 4, increase through the second rigidity reinforcing part 21 of reinforcing plate 2 the transverse rigidity of reinforcing plate 2 to reduce the effect of the horizontal oscillation volume of control panel, ensure when reducing the no-load operating force of control panel 4, guarantee that parking operating mechanism's transverse rigidity satisfies the requirement.

The utility model discloses a parking operating mechanism still includes ratchet, ratchet includes pinion rack 5, pinion rack 5 fixed connection in on the base 1 and be located the control panel 4 with between the reinforcing plate 2. Preferably, the first collision portion 4000 (waist-shaped plane) collides with one side of the tooth plate 5, the second collision portion 200 (rounded rectangular plane) collides with the other side of the tooth plate 5, and the tooth plate 5 is supported by the first collision portion 4000 (waist-shaped plane) and the second collision portion 200 (rounded rectangular plane) together, so that a smaller contact area and a smaller contact gap are ensured, and the operating panel can achieve a smooth and stable operation effect when rotating.

The ratchet mechanism further comprises a pawl 6, a first end of the pawl 6 is rotatably connected with one end, close to the base 1, of the push rod 8, preferably, a mounting hole 60 is formed in one end, connected with the push rod 8, of the pawl 6, a rotating shaft 83 matched with the mounting hole 60 is arranged on the push rod 8, and an inverted buckle structure 830 is arranged on the rotating shaft 83. That is this novel parking operating mechanism's the push rod 8 that the pawl 6 is connected pivot 83 design back-off structure 830, this back-off structure 830 can restrict the floating of pawl 6, prevents that pawl 6 from taking place big beat and leading to its and pinion rack 5's contact ratio not enough and the risk of disengagement appears, has guaranteed that this type parking operating mechanism can move more stable and reliable ground. The middle part of the pawl 6 is rotatably connected with the operating plate 4, that is, the middle part of the pawl 6 is connected with the operating plate 4 by a stepped rivet, so that the pawl 6 can rotate around the stepped rivet in the center; the second end of the pawl 6 has a pawl tip 61 engageable with the tooth plate 5.

The parking control mechanism of the utility model also comprises a push rod 8, a guide plate 7 and a tensioning mechanism, one end of the control plate 4 far away from the base 1 is a holding part 41, and the holding part 41 is sleeved with a handle rubber sleeve 410; the push rod 8 is arranged between the reinforcing plate 2 and the control plate 4, one end of the push rod 8 extends to the holding part, and a reset mechanism is arranged at one end of the push rod 8 close to the holding part 41; the guide plate 7 is fixedly connected with the control plate 4, one end of the tensioning mechanism is fixedly connected with the guide plate 7, and the other end of the tensioning mechanism is fixedly connected with a rear wheel brake of the automobile.

Specifically, the reset mechanism includes a reset spring 81 and a button 80, the grip portion 41 of the operation panel 4 has a stop block 82, the end of the push rod 8 near the grip portion 41 is fixedly connected to the button 80, one end of the reset spring 81 abuts against the stop block 82, the other end abuts against the button 80, the push rod 8 is pulled to one side of the stop block 82, and the reset spring 81 is compressed. Thus, the button 80, the push rod 8, the return spring 81 and the pawl 6 form a linkage system. The tensioning mechanism comprises a steel wire rope 70 and a balance block 71, one end of the steel wire rope 70 is fixed on the guide plate 7, a contour groove for winding the steel wire rope 70 is formed in the guide plate 7, the other end of the steel wire rope 70 is fixedly connected with the balance block 71, and the balance block 71 is fixedly connected with a rear brake of the automobile.

The utility model discloses a parking operating mechanism implements the process of action:

under the non-parking state, the handle of parking operating mechanism is placed in the bottom dead center, and operation panel 4 can contact with control switch 9 that sets up on operation panel 4, and control switch 9 is in the off-state, and the parking warning light goes out. In this state, one end of the return spring 81 abuts against the stopper and the other end abuts against the button 80, so that the button 80 is completely protruded out of the handle rubber 410. When the button 80 is in the fully extended state, the push rod 8 is also pushed in the direction in which the button 80 extends, thereby pulling the pawl 6 and pressing the pawl 6 against the tooth plate 5.

When a driver needs to park the vehicle, the driver holds the handle rubber sleeve 410 to pull up the whole operating handle, the pawl 6 slides on the toothed plate 5, when the pawl tip 61 of the pawl 6 is sequentially jacked up by each tooth of the toothed plate 5, the pawl 6 can rotate around the stepped rivet at the center of the pawl, and then the push rod 8 is pulled to move along the opposite direction of the extension of the push button 80, so that the push button 80 compresses the return spring 81 to provide elastic force for the pawl 6 to be clamped into the next tooth of the toothed plate 5. When the control panel 4 rotates around the rotating shaft 83, the guide plate 7 rotates synchronously, and the steel wire rope 70 is locked on the guide plate 7, and the balance weight 71 at the tail end of the steel wire rope 70 is connected with a pull rope of a rear brake of the automobile, so the pre-tightened steel wire rope 70 is attached in a contour groove of the guide plate 7; when the handle is pulled up, the wire rope 70 is wound along the contour groove of the guide plate 7, and then the rear brake of the vehicle is pulled, so that the braking force is provided for parking the vehicle. When the handle is pulled to a preset position, the pawl 6 is clamped into the toothed plate 5 under the elastic force action of the return spring 81, namely, the pawl 6 is meshed with the toothed plate 5 and is self-locked, and the parking control mechanism finishes parking. At this time, the control panel 4 is separated from the control switch 9, the control switch 9 is in a switch-on state, and the parking warning lamp is turned on.

When the parking is required to be relieved, the handle is slightly pulled up, the pre-tightening force of the pawl 6 and the toothed plate 5 is eliminated, then the button 80 is pressed, the force is conducted to the pawl 6 through the push rod 8, the pawl 6 is further pushed to be disengaged from the toothed plate 5, the control plate 4 is unlocked at the moment, and the control plate 4 is put down to the bottom dead center by a driver. In the process that the control panel 4 is put down, the control panel 4 can be in squeezing contact with the control switch again, the control switch can be disconnected, and the parking warning lamp is turned off to indicate that the parking brake is released. Of course, the operation process of the parking control mechanism of the present invention is the prior art, and reference may be made to a parking brake mechanism disclosed in the patent (publication No. CN209290372U) previously filed by the applicant in the above description, if the operation process is unclear.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. A parking control mechanism capable of running stably comprises a base, a control plate and a reinforcing plate, wherein the control plate is rotatably connected with one side of the base, the first end of the reinforcing plate is rotatably connected with the other side of the base, and the second end of the reinforcing plate is fixedly connected to the control plate; the method is characterized in that: the rotary connection part of the control plate and the reinforcing plate with the base is provided with an annular sinking platform, the annular sinking platform is provided with a contact surface protruding towards the direction close to the base, and the contact surface is in contact with the base, so that the control plate and the reinforcing plate are in uniform contact with the base, and the contact area of the control plate and the reinforcing plate with the base is reduced;

2. A stably operating parking operating mechanism according to claim 1, wherein: the manipulator comprises a base, a push rod, a ratchet mechanism, a guide plate and a tensioning mechanism, wherein one end of the control plate, which is far away from the base, is a hand holding part;

3. A stably operating parking operating mechanism according to claim 2, wherein: the first interference portion is abutted against one side of the toothed plate, and the second interference portion is abutted against the other side of the toothed plate.

4. A stably operating parking operating mechanism according to claim 1 or 3, wherein: the first interference part is a waist-shaped plane.

5. A stably operating parking operating mechanism according to claim 1 or 3, wherein: the second interference part is a round-corner rectangular plane.

6. A stably operating parking operating mechanism according to claim 1, wherein: the first rigidity strengthening part is of a reversed-square-shaped sinking platform structure.

7. A stably operating parking operating mechanism according to claim 1, wherein: the second rigidity reinforcing part is of a triangular sunk platform structure.

8. A stably operating parking operating mechanism according to claim 2, wherein: the tensioning mechanism comprises a stay cable and a balance block, one end of the stay cable is fixed on the guide plate, a contour groove for the stay cable to wind is formed in the guide plate, the other end of the stay cable is fixedly connected with the balance block, and the balance block is fixedly connected with the rear brake of the automobile.

9. A stably operating parking operating mechanism according to claim 2, wherein: the pawl with the one end that the push rod is connected sets up the mounting hole, be provided with on the push rod with the pivot of mounting hole adaptation, just be provided with the back-off structure in the pivot.

10. A stably operating parking operating mechanism according to claim 1, wherein: the rotary shaft tube sequentially penetrates through the center of the annular sinking platform and the control plate, the base and the reinforcing plate, and the control plate, the reinforcing plate and the base are rotatably connected.