CN210011599U - Pedal structure and car - Google Patents
Pedal structure and car Download PDFInfo
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- CN210011599U CN210011599U CN201920877646.6U CN201920877646U CN210011599U CN 210011599 U CN210011599 U CN 210011599U CN 201920877646 U CN201920877646 U CN 201920877646U CN 210011599 U CN210011599 U CN 210011599U
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Abstract
The utility model provides a pedal structure and an automobile, which comprises a pedal base, a pedal arm, an inner spring and an outer spring; one end of the pedal arm is rotatably arranged on the pedal base, and the other end of the pedal arm is provided with a pedal; the inner spring and the outer spring are sleeved together and are fixed between the pedal base and the pedal arm; the pedal structure also comprises a noise reduction buffer part which is arranged between the inner spring and the outer spring and separates the inner spring from the outer spring so as to avoid the contact of the inner spring and the outer spring in the motion process and the friction abnormal sound and abrasion which are correspondingly generated. Implement the utility model discloses, can not only solve the problem of two concentric compression spring abnormal sounds and transition wearing and tearing among the prior art, can also solve among the prior art accelerator pedal produced striking abnormal sound sonotrode obvious problem when returning to initial position fast.
Description
Technical Field
The utility model relates to the technical field of automobiles, especially, relate to a footboard structure and car.
Background
The accelerator of an automobile engine is generally controlled by a pedal, also called an accelerator pedal, and is a device for controlling oil supply of the automobile engine. In the conventional pedal structure, a torsion spring return structure is generally adopted to rapidly return the pedal to an initial position, but the torsion spring return structure is prone to cause a fatigue failure problem. In order to overcome the problem that the return structure of the torsion spring is easy to cause fatigue failure, a unique lever-type pedal arm is adopted, so that the bursting force and the holding force of the pedal are reduced, and the lever-type pedal arm is matched with two concentric compression springs for use, so that the pedal is more reliable, and the service life and the reliability of the pedal are improved.
However, when the two concentric compression springs are in a compressed state, the two concentric compression springs can rub against each other, the problems of abnormal sound and transitional wear are easily caused, and meanwhile, the pedal can generate large impact force when rapidly retreating to the initial position, so that the abnormal sound is obviously impacted.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a technical problem who solves provides a footboard structure and car, can not only solve two problem of concentric compression spring abnormal sound and transition wearing and tearing among the prior art, can also solve among the prior art footboard produced striking abnormal sound utmost point its obvious problem when returning back to initial position fast.
In order to solve the technical problem, an embodiment of the present invention provides a pedal structure, including a pedal base, a pedal arm, an inner spring and an outer spring; one end of the pedal arm is rotatably arranged on the pedal base, and the other end of the pedal arm is provided with a pedal; the inner spring and the outer spring are sleeved together and are fixed between the pedal base and the pedal arm;
further comprising: the noise reduction buffer part is arranged between the inner spring and the outer spring and separates the inner spring from the outer spring so as to avoid the contact of the inner spring and the outer spring in the motion process and the friction abnormal sound and the abrasion which are correspondingly generated.
The noise reduction buffer part is in a hollow circular ring shape, and one end of the noise reduction buffer part is fixed on the pedal base; wherein the content of the first and second substances,
the noise reduction buffer part is a compressible part, and the axial length of the noise reduction buffer part is smaller than the length of the inner spring and the outer spring when the pedal is lifted to the highest position and is larger than the length of the compressed inner spring and the compressed outer spring when the pedal is stepped to the bottom position.
Wherein, the buffer portion of making an uproar falls is the cotton circle of bubble.
Wherein, still include: the buffering and damping part is arranged between an upper limiting surface formed on the pedal arm and a pressing surface formed on the pedal base and is used for buffering the impact of the upper limiting surface to the pressing surface; wherein the content of the first and second substances,
the upper limiting surface on the pedal arm and the abutting surface on the pedal base are two end surfaces which are in collision contact when the pedal is lifted to the highest position.
The buffer damping part comprises a body, a first flange and a second flange, wherein the first flange and the second flange are respectively formed at two ends of the body; wherein the content of the first and second substances,
the first flange faces to a pressing surface on the pedal base, penetrates or penetrates through the pressing surface on the pedal base and is fixedly clamped with the pressing surface on the pedal base;
the second flange faces an upper stop surface on the pedal arm.
Wherein the first flange is formed with an assembly slope on an end surface facing a pressing surface on the step base.
Wherein, the material of buffering shock attenuation portion is rubber.
Wherein, the pedal arm is in a crank arm lever type structure.
The embodiment of the utility model provides a still provide an automobile, it includes aforementioned footboard structure.
Implement the embodiment of the utility model provides a, following beneficial effect has:
for traditional footboard structure, the embodiment of the utility model provides a footboard structure is equipped with between the inside and outside spring that cup joints together and falls the buffering portion of making an uproar, keep apart inside and outside spring and be used for avoiding meeting in the two motion process and correspond friction abnormal sound and the wearing and tearing that produce, the problem of two concentric compression spring abnormal sounds and transition wearing and tearing among the prior art has been solved, still be equipped with buffering shock attenuation portion between the terminal surface of two looks collision contacts on footboard arm and the footboard base when the footboard is fast backed to initial position simultaneously, be used for reducing the impact of footboard arm to the footboard base, solved among the prior art footboard when the initial position produced striking abnormal sound utmost point its obvious problem of footboard in fast backing to.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings obtained from these drawings still belong to the scope of the present invention without inventive laboriousness.
Fig. 1 is an exploded view of a pedal structure according to a first embodiment of the present invention;
fig. 2 is a cross-sectional view of a pedal structure according to a first embodiment of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A-A;
fig. 4 is an assembly diagram of a pedal structure formed by an inner spring, an outer spring and a noise reduction buffer portion according to a first embodiment of the present invention;
fig. 5 is a schematic perspective view of a buffering and shock absorbing portion in a pedal structure according to a first embodiment of the present invention;
in the figure: 1-pedal base, 11-pressing surface, 2-pedal arm, 21-upper limiting surface, 3-inner spring, 4-outer spring, 5-noise reduction buffer part, 6-buffer shock absorption part, 61-buffer shock absorption part body, 62-first flange, 621-assembly inclined surface, 63-second flange and 7-rotating shaft.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 5, in order to provide a pedal structure in a first embodiment of the present invention, the pedal structure includes a pedal base 1, a pedal arm 2, an inner spring 3 and an outer spring 4; the pedal arm 2 is of a crank lever type structure, one end of the pedal arm is rotatably arranged on the pedal base 1 through a rotating shaft 7 or other bearings, and the other end of the pedal arm is provided with a pedal; the inner spring 3 and the outer spring 4 are concentric compression springs which are sleeved together and are fixed between the pedal base 1 and the pedal arm 2;
the pedal structure further includes: and the noise reduction buffer part 5 is arranged between the inner spring 3 and the outer spring 4, and separates the inner spring 3 from the outer spring 4 so as to avoid the contact of the two springs in the motion process and the corresponding friction abnormal sound and abrasion.
The embodiment of the utility model provides an in, it has tensile and compression process to consider inner spring 3 and outer spring 4, simultaneously in order to avoid making an uproar buffer 5 to influence the displacement designing requirement of footboard because of self factor, consequently need to fall the buffer 5 of making an uproar and avoid damaging along with inner spring 3 and the motion of outer spring 4 as far as possible, buffer 5 that still need to fall simultaneously makes an uproar possesses compression and automatic recovery function, could both satisfy footboard displacement designing requirement, otherwise unable realization footboard is stepped on the bottom position, can also keep apart inner spring 3 and outer spring 4 and avoid meeting in the two motion process and touch and correspond the friction abnormal sound and the wearing and tearing that produce.
In one example, the noise reduction buffer 5 has a hollow annular shape, and one end thereof is fixed to the step base 1; the noise reduction buffer part 5 is a compressible part, the axial length of the noise reduction buffer part is smaller than the length of the inner spring 3 and the outer spring 4 when the pedal is fast retreated to the initial position, namely lifted to the highest position, and is larger than the length of the compressed inner spring 3 and the compressed outer spring 4 when the pedal is stepped to the bottom position, so that the noise reduction buffer part 5 is compressed to the bottom position required to be stepped by the pedal, the displacement design requirement of the pedal cannot be influenced, the friction abnormal sound and abrasion which are contacted and correspondingly generated in the motion process of the inner spring 3 and the outer spring 4 can be avoided, and meanwhile, the noise reduction buffer part can be automatically expanded or stretched and restored to respond to the condition that the pedal is stepped next time when the pedal is fast retreated to the initial position.
The embodiment of the utility model provides an in, the preparation material of buffer 5 of making an uproar is including but not limited to the bubble cotton, if the buffer 5 of making an uproar is for bubble cotton circle etc..
The embodiment of the utility model provides an in, pedal arm 2 can collide with footboard base 1 when considering the footboard to return to initial position fast, produces by pedal arm 2 to the impact of footboard base 1 direction, not only produces extremely obvious striking abnormal sound, still can lead to pedal arm 2 or footboard base 1 to appear striking deformation and reduce life, consequently need cushion the shock attenuation between pedal arm 2 and footboard base 1 and handle.
In one example, the pedal structure further includes: a buffer and shock absorption part 6, the buffer and shock absorption part 6 is arranged between an upper limiting surface 21 formed on the pedal arm 2 and a pressing surface 11 formed on the pedal base 1 and is used for buffering the impact of the upper limiting surface 21 to the direction of the pressing surface 11; the upper limiting surface 21 on the pedal base 1 and the pressing surface 11 on the pedal base 1 are two end surfaces which are in collision contact with each other when the pedal is quickly retracted to an initial position, namely lifted to a highest position.
Wherein, the material of buffering shock attenuation portion 6 is rubber, and its structural design has a plurality ofly, like I shape, T type etc. and this buffering shock attenuation portion 6 can adopt assembly methods such as interference fit, assembles on the face 11 that supports of footboard base 1 or on the last spacing face 21 on the footboard base 1.
In one example, the shock absorbing portion 6 is designed to have an i-shaped structure, and the shock absorbing portion 6 includes a body 61 and first and second flanges 62 and 63 formed at both ends of the body 61; wherein the content of the first and second substances,
the first flange 62 faces the pressing surface 11 on the pedal base 1, penetrates or passes through the pressing surface 11 on the pedal base 1 and is clamped and fixed with the pressing surface 11 on the pedal base 1; wherein, the first flange 62 is formed with an assembling slope 621 on the end surface facing the pressing surface 11 on the pedal base 1, and the assembling slope 621 is not only beneficial to assembling, but also saves labor;
the second flange 63 faces the upper limiting surface 21 on the pedal arm 2.
The working principle of the pedal structure in the first embodiment of the utility model is that when the pedal is stepped down and moves towards the bottom position, the inner spring 3 and the outer spring 4 are compressed to a certain range and then drive the noise reduction buffer part 5 to be compressed to the bottom position where the pedal needs to be stepped, the noise reduction buffer part 5 isolates the inner spring 3 and the outer spring 4 to avoid the contact between the two springs in the moving process and avoid the friction abnormal sound and the abrasion correspondingly generated, and the problems of abnormal sound and transitional abrasion of the two concentric compression springs in the prior art are solved;
after the pedal is loosened, when the pedal is rapidly retreated to the initial position, the noise reduction buffer part 5 is automatically expanded or stretched to recover to cope with the condition that the pedal is stepped on next time, meanwhile, because the buffer shock absorption part 6 carries out buffer shock absorption on the upper limit surface 21 on the pedal base 1 and the abutting surface 11 on the pedal base 1, the direct collision contact between the upper limit surface 21 on the pedal base 1 and the abutting surface 11 on the pedal base 1 can be avoided, the impact force of the pedal arm 2 to the pedal base 1 is reduced, and the problem that the impact abnormal sound pole generated when the pedal is rapidly retreated to the initial position in the prior art is obvious is solved.
Corresponding to the utility model discloses the footboard structure in the embodiment one, the utility model provides a two still provides a car, include the utility model provides a first in the footboard structure, and with the utility model provides a first in the footboard structure have the same structure and relation of connection, consequently no longer give unnecessary detail here.
Implement the embodiment of the utility model provides a, following beneficial effect has:
for traditional footboard structure, the embodiment of the utility model provides a footboard structure is equipped with between the inside and outside spring that cup joints together and falls the buffering portion of making an uproar, keep apart inside and outside spring and be used for avoiding meeting in the two motion process and correspond friction abnormal sound and the wearing and tearing that produce, the problem of two concentric compression spring abnormal sounds and transition wearing and tearing among the prior art has been solved, still be equipped with buffering shock attenuation portion between the terminal surface of two looks collision contacts on footboard arm and the footboard base when the footboard is fast backed to initial position simultaneously, be used for reducing the impact of footboard arm to the footboard base, solved among the prior art footboard when the initial position produced striking abnormal sound utmost point its obvious problem of footboard in fast backing to.
The above disclosure is only a preferred embodiment of the present invention, and certainly should not be taken as limiting the scope of the invention, which is defined by the claims and their equivalents.
Claims (9)
1. A pedal structure comprises a pedal base, a pedal arm, an inner spring and an outer spring; one end of the pedal arm is rotatably arranged on the pedal base, and the other end of the pedal arm is provided with a pedal; the inner spring and the outer spring are sleeved together and are fixed between the pedal base and the pedal arm;
it is characterized by also comprising: the noise reduction buffer part is arranged between the inner spring and the outer spring and separates the inner spring from the outer spring so as to avoid the contact of the inner spring and the outer spring in the motion process and the friction abnormal sound and the abrasion which are correspondingly generated.
2. The pedal structure according to claim 1, wherein the noise reduction buffer portion is hollow and annular, and one end thereof is fixed to the pedal base; wherein the content of the first and second substances,
the noise reduction buffer part is a compressible part, and the axial length of the noise reduction buffer part is smaller than the length of the inner spring and the outer spring when the pedal is lifted to the highest position and is larger than the length of the compressed inner spring and the compressed outer spring when the pedal is stepped to the bottom position.
3. The pedal structure of claim 2 wherein the noise reduction bumper is a foam ring.
4. The pedal structure of claim 1 further comprising: the buffering and damping part is arranged between an upper limiting surface formed on the pedal arm and a pressing surface formed on the pedal base and is used for buffering the impact of the upper limiting surface to the pressing surface; wherein the content of the first and second substances,
the upper limiting surface on the pedal arm and the abutting surface on the pedal base are two end surfaces which are in collision contact when the pedal is lifted to the highest position.
5. The pedal structure according to claim 4, wherein the cushion shock-absorbing portion includes a body and first and second flanges formed at both ends of the body, respectively; wherein the content of the first and second substances,
the first flange faces to a pressing surface on the pedal base, penetrates or penetrates through the pressing surface on the pedal base and is fixedly clamped with the pressing surface on the pedal base;
the second flange faces an upper stop surface on the pedal arm.
6. The pedal structure according to claim 5 wherein the first flange is formed with a fitting slope on an end surface facing the pressing surface on the pedal base.
7. The pedal structure according to claim 6, wherein the material of the cushion shock-absorbing portion is rubber.
8. The pedal structure of claim 1 wherein the pedal arm is a crank lever type structure.
9. An automobile, characterized in that it comprises a pedal structure according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920877646.6U CN210011599U (en) | 2019-06-11 | 2019-06-11 | Pedal structure and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920877646.6U CN210011599U (en) | 2019-06-11 | 2019-06-11 | Pedal structure and car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210011599U true CN210011599U (en) | 2020-02-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920877646.6U Active CN210011599U (en) | 2019-06-11 | 2019-06-11 | Pedal structure and car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210011599U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113879268A (en) * | 2020-07-03 | 2022-01-04 | 大众汽车股份公司 | Method for returning brake pedal |
-
2019
- 2019-06-11 CN CN201920877646.6U patent/CN210011599U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113879268A (en) * | 2020-07-03 | 2022-01-04 | 大众汽车股份公司 | Method for returning brake pedal |
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