CN114274878A - Hidden vehicle step of getting on bus - Google Patents
Hidden vehicle step of getting on bus Download PDFInfo
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- CN114274878A CN114274878A CN202011041565.6A CN202011041565A CN114274878A CN 114274878 A CN114274878 A CN 114274878A CN 202011041565 A CN202011041565 A CN 202011041565A CN 114274878 A CN114274878 A CN 114274878A
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Abstract
The application relates to a hidden type vehicle getting-on step, which comprises a step assembly and a telescopic mechanism; one end of the telescopic mechanism is fixed on the frame, the other end of the telescopic mechanism is fixedly connected with the stepping assembly, a hidden gap is arranged on the side surface of the vehicle, and the telescopic mechanism is used for driving the stepping assembly to extend out of the hidden gap to the outer side of the vehicle and retract to the bottom of the vehicle; the side surface of the stepping assembly is provided with a skin, and when the stepping assembly is retracted to the bottom of the vehicle, the skin just covers the hidden gap. The application provides a get on bus and mark time, its covering adopts carbon-fibre composite, and the skeleton of marking time adopts die-cast aluminium material with the footboard, and integrated fender device utilizes telescopic machanism to realize marking time stretching out, the hidden action of assembly, can reduce whole car windage 2%, lightweight 15%.
Description
Technical Field
The application belongs to the technical field of the vehicle lightweight, especially relates to a hidden vehicle is got on bus and is marked time.
Background
The traditional commercial vehicle getting-on steps are all low-carbon steel plate structures and are exposed, the wind resistance is large and the weight is heavy when the vehicle runs, and no contribution is made to the improvement of the fuel economy of the whole vehicle.
Disclosure of Invention
The application provides a hidden vehicle is got on bus and is marked time, and its covering adopts carbon-fibre composite, and the skeleton of marking time adopts die-casting aluminium material with the footboard, and integrated fender device utilizes telescopic machanism to realize the extension of the assembly of marking time, hidden action, can reduce whole car windage 2%, lightweight 15%.
Specifically, the application provides a hidden vehicle getting-on step which comprises a step assembly and a telescopic mechanism;
one end of the telescopic mechanism is fixed on the frame, the other end of the telescopic mechanism is fixedly connected with the stepping assembly, a hidden gap is arranged on the side surface of the vehicle, and the telescopic mechanism is used for driving the stepping assembly to extend out of the hidden gap to the outer side of the vehicle and retract to the bottom of the vehicle;
the side surface of the stepping assembly is provided with a skin, and when the stepping assembly is retracted to the bottom of the vehicle, the skin just covers the hidden gap.
Optionally, the step assembly comprises pedals and frameworks, the pedals are arranged at intervals from top to bottom, and the frameworks are fixed on two sides of the pedals.
Optionally, the step assembly further comprises a mudguard, and the mudguard is fixed to the rear side of the framework.
Optionally, the pedals are of a trapezoidal structure with different widths at two sides, and the large-width sides of two adjacent pedals are arranged in a staggered manner.
Optionally, the skin is fixedly covered on the outer side of the skeleton.
Optionally, the framework is a die-cast aluminum framework.
Optionally, the telescopic mechanism comprises a telescopic arm, a cylinder fixing arm and a bidirectional electromagnetic directional valve;
the telescopic arm is fixedly connected with the step assembly, the cylinder fixing arm is in sliding fit with the telescopic arm, the bidirectional electromagnetic directional valve is connected onto the cylinder fixing arm, and air enters the cylinder fixing arm through the bidirectional electromagnetic directional valve, so that the telescopic arm can extend out to drive the step assembly to extend out.
Optionally, the skin is a carbon fiber skin.
Optionally, the carbon fiber skin is formed by laying 3 kinds of carbon fiber cloth in layers, wherein the 3 kinds of carbon fiber cloth are carbon fiber unidirectional cloth, twill cloth and + -45-degree biaxial woven cloth.
Compared with the prior art, the method has the following beneficial technical effects:
1. according to the hidden type boarding step structure, the stretching and hiding actions of the boarding step can be realized through the telescopic mechanism, the stepping stretching realizes the boarding and alighting actions of passengers, the stepping hiding realizes the neat and attractive appearance of the whole vehicle, and meanwhile, the boarding step hiding can effectively reduce the wind resistance of the whole vehicle and improve the fuel economy in the driving process;
2. this application adopts carbon fiber lightweight material to according to the mechanical properties difference between carbon fiber material and die-casting aluminum skeleton, the ordinary steel footboard, design this carbon-fibre composite covering, realize the lightweight when making commercial car get on the bus to mark time and satisfy the steadiness demand of getting on or off the bus.
Drawings
FIG. 1 is a schematic view of an overall structure of a hidden step for a vehicle according to the present invention;
FIG. 2 is a schematic structural view of a retractable mechanism of the hidden step on a vehicle according to the present invention;
FIG. 3 is a schematic view of a step assembly of the hidden step for boarding a vehicle according to the present application;
FIG. 4 is a schematic view of the connection between the frame and the step of the hidden step of the vehicle provided by the present application;
FIG. 5 is a schematic view of an assembly structure of the step assembly and the telescoping mechanism provided in the present application;
FIG. 6 is an enlarged view of a portion of the step assembly and the telescoping mechanism of FIG. 5.
Description of the reference numerals
1-a step assembly; 11-a pedal; 12-a skin; 13-a mudguard; 14-a backbone; 2-a telescoping mechanism; 21-a telescopic arm; 22-cylinder fixed arm; 23-bidirectional electromagnetic directional valve.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. 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 application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present application, it is to be noted that the terms "upper", "lower", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally laid out when products of the application are used, and are only for convenience in describing the application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
The technical solution of the present application will be explained with reference to specific embodiments.
As shown in FIGS. 1-6, a hidden type vehicle getting-on step comprises a step assembly 1 and a telescopic mechanism 2;
one end of the telescopic mechanism 2 is fixed on the frame, the other end of the telescopic mechanism is fixedly connected with the stepping assembly 1, a hidden gap is arranged on the side surface of the vehicle, and the telescopic mechanism 2 is used for driving the stepping assembly 1 to extend out of the hidden gap to the outer side of the vehicle and retract to the bottom of the vehicle;
the side surface of the stepping assembly 1 is provided with a skin 12, and when the stepping assembly 1 is retracted to the bottom of the vehicle, the skin 12 just covers the hidden gap.
According to the hidden type boarding step structure designed by the application, the stretching and hiding actions of the boarding step can be realized through the telescopic mechanism 2, the stretching of the step realizes the boarding and disembarking actions of passengers, the hiding of the step realizes the neat and attractive appearance of the whole vehicle, and meanwhile, the hiding of the boarding step in the driving process can effectively reduce the wind resistance of the whole vehicle and improve the fuel economy;
the matching relation between the skin 12 and the hidden gap enables the mark time assembly 1 to utilize the skin 12 to fill the vehicle exterior decorative surface at the position of the hidden gap after being retracted, so that the overall aesthetic property of the vehicle appearance is improved, the telescopic mechanism 2 can be fixed on a frame at the bottom of a cab of a commercial vehicle in the specific use process, the mark time assembly 1 can be ensured to extend to the position below a side door outside the cab, and passengers can get on or off the vehicle smoothly; in addition, the retractable travel of the step assembly 1 can be set to 650 mm.
Specifically, the stepping assembly 1 comprises pedals 11 and frameworks 14, wherein the pedals 11 are arranged at intervals from top to bottom, and the frameworks 14 are fixed on two sides of the pedals 11; the skin 12 is fixedly covered on the outer side of the framework 14
Wherein, the holistic steadiness of assembly 1 of marking time can be guaranteed in the setting of skeleton 14, and the skeleton 14 is preferred to adopt the die casting aluminium skeleton, for example: the die-casting aluminum framework material is YL112, and the thickness of the material is 5 mm; the material of the pedal 10 is YL113, the thickness of the material is 5mm, the 1-level difference of the pedal assembly is 280mm, 5-level steps are totally arranged, and the width of the steps is 480 mm.
In addition, footboard 11 is preferred to be set up to the trapezium structure that both sides width is different, and adjacent two the large width side of footboard 11 is crisscross to be set up, when the passenger gets on the bus, can trample the great one side of footboard 11 width, guarantees to trample the steadiness, and sets up footboard 11 to the different structural style of both sides width, can further satisfy the lightweight requirement of this structure of stepping on the bus.
Further, covering 12 is preferably the carbon fiber covering, and carbon fiber lightweight material is adopted in this application to according to the mechanical properties difference between carbon fiber material and die-casting aluminum skeleton, the ordinary steel footboard, design this carbon-fibre composite covering, realize the lightweight when making commercial car get on the bus to mark time and satisfying the steadiness demand of getting on and off the bus.
Specifically, the carbon fiber skin is formed by laying 3 carbon fiber cloths in layers, wherein the carbon fiber cloths are unidirectional cloth (T700 grade, 12K tow and single-layer thickness of 0.3mm), twill cloth (T300 grade, 3K tow and single-layer thickness of 0.2mm) and +/-45-degree biaxial woven cloth (T700 grade, 12K tow and single-layer thickness of 0.3mm), and the reference material is 2mm thick.
Furthermore, the step assembly 1 further comprises a mudguard 13, the mudguard 13 is fixed on the rear side of the framework 14, the structural design of the mudguard 13 enables the step assembly 1 to be connected with a vehicle more tightly, and after the step assembly 1 is retracted, the mudguard 13 is just positioned above wheels of a cab of a commercial vehicle, so that the function of mudguard is realized; specifically, the mudguard 5 is made of PP, and the thickness of the material is 3.5 mm.
In a realizable manner, the telescopic mechanism 2 comprises a telescopic arm 21, a cylinder fixing arm 22 and a bidirectional electromagnetic directional valve 23;
the telescopic arm 21 is fixedly connected with the stepping assembly 1, the cylinder fixing arm 22 is in sliding fit with the telescopic arm 21, the bidirectional electromagnetic directional valve 23 is connected to the cylinder fixing arm 22, and air enters the cylinder fixing arm 22 through the bidirectional electromagnetic directional valve 23, so that the telescopic arm 21 can extend out to drive the stepping assembly 1 to extend out; in the specific use process, a control device of the bidirectional electromagnetic directional valve 23 can be arranged in the cab, and air enters the cylinder fixing arm 22 through the bidirectional electromagnetic directional valve 23 by operating a button of the control device, so that the telescopic arm 21 extends out to drive the step assembly 1 to extend out, and a driver can get on or off the vehicle; when the button of the control device in the cab is operated again, air is exhausted from the cylinder fixing arm 22, the telescopic arm 21 retracts, and the treading assembly 1 is driven to retract.
Bolts can be adopted to realize the fixed connection between the skin 12 and the framework 14, between the telescopic arm 21 and the stepping assembly 1, between the pedal 11 and the framework 14, and between the mudguard 13 and the framework 14.
The embodiments given above are preferable examples for implementing the present application, and the present application is not limited to the above-described embodiments. Any non-essential addition or replacement made by a person skilled in the art according to the technical features of the technical solution of the present application falls within the scope of the present application.
Claims (9)
1. The utility model provides a hidden vehicle is got on bus and is marked time which characterized in that: comprises a stepping assembly (1) and a telescopic mechanism (2);
one end of the telescopic mechanism (2) is fixed on the frame, the other end of the telescopic mechanism is fixedly connected with the stepping assembly (1), a hidden gap is formed in the side face of the vehicle, and the telescopic mechanism (2) is used for driving the stepping assembly (1) to extend out of the hidden gap to the outer side of the vehicle and retract to the bottom of the vehicle;
the side surface of the stepping assembly (1) is provided with a skin (12), and when the stepping assembly (1) is retracted to the bottom of the vehicle, the skin (12) just covers the hidden gap.
2. The hidden vehicle step of claim 1, wherein: the stepping assembly (1) comprises pedals (11) and frameworks (14), the pedals (11) are arranged at intervals from top to bottom, and the frameworks (14) are fixed on two sides of the pedals (11).
3. The concealed vehicle step of claim 2, wherein: the step assembly (1) further comprises a mudguard (13), and the mudguard (13) is fixed to the rear side of the framework (14).
4. The concealed vehicle step of claim 2, wherein: the pedals (11) are of a trapezoidal structure with different widths at two sides, and the large-width sides of two adjacent pedals (11) are arranged in a staggered mode.
5. The concealed vehicle step of claim 2, wherein: the skin (12) is fixedly covered on the outer side of the framework (14).
6. The concealed vehicle step of claim 2, wherein: the framework (14) is a die-cast aluminum framework.
7. The hidden vehicle step of claim 1, wherein: the telescopic mechanism (2) comprises a telescopic arm (21), a cylinder fixing arm (22) and a bidirectional electromagnetic directional valve (23);
flexible arm (21) with mark time assembly (1) fixed connection, cylinder fixed arm (22) with flexible arm (21) sliding fit, two-way electromagnetic reversing valve (23) are connected on cylinder fixed arm (22), the air passes through two-way electromagnetic reversing valve (23) get into cylinder fixed arm (22), can make flexible arm (21) stretch out, drive mark time assembly (1) and stretch out.
8. The hidden vehicle step of claim 1, wherein: the skin (12) is a carbon fiber skin.
9. The concealed vehicle step of claim 8, wherein: the carbon fiber skin is formed by laying 3 kinds of carbon fiber cloth in layers, namely carbon fiber unidirectional cloth, twill cloth and + -45-degree biaxial woven cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011041565.6A CN114274878A (en) | 2020-09-28 | 2020-09-28 | Hidden vehicle step of getting on bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011041565.6A CN114274878A (en) | 2020-09-28 | 2020-09-28 | Hidden vehicle step of getting on bus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114274878A true CN114274878A (en) | 2022-04-05 |
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ID=80868148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011041565.6A Pending CN114274878A (en) | 2020-09-28 | 2020-09-28 | Hidden vehicle step of getting on bus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114274878A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114801942A (en) * | 2022-05-31 | 2022-07-29 | 东风商用车有限公司 | Getting-on and getting-off auxiliary device, engineering truck and control method thereof |
| CN117416281A (en) * | 2023-12-18 | 2024-01-19 | 质子汽车科技有限公司 | Electric hidden step and vehicle |
-
2020
- 2020-09-28 CN CN202011041565.6A patent/CN114274878A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114801942A (en) * | 2022-05-31 | 2022-07-29 | 东风商用车有限公司 | Getting-on and getting-off auxiliary device, engineering truck and control method thereof |
| CN114801942B (en) * | 2022-05-31 | 2023-05-05 | 东风商用车有限公司 | Get-on/off auxiliary device, engineering truck and control method thereof |
| CN117416281A (en) * | 2023-12-18 | 2024-01-19 | 质子汽车科技有限公司 | Electric hidden step and vehicle |
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