CN212654277U - A supplementary fixing device for car as a house ladder of boarding - Google Patents
A supplementary fixing device for car as a house ladder of boarding Download PDFInfo
- Publication number
- CN212654277U CN212654277U CN202020538107.2U CN202020538107U CN212654277U CN 212654277 U CN212654277 U CN 212654277U CN 202020538107 U CN202020538107 U CN 202020538107U CN 212654277 U CN212654277 U CN 212654277U
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- caravan
- connecting plate
- cylinder
- plate
- boarding ladder
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Abstract
The utility model discloses an auxiliary fixing device for a caravan boarding ladder, which comprises a caravan door frame and a caravan boarding ladder, wherein the caravan door frame and the caravan boarding ladder are both arranged at a caravan door opening, and the auxiliary fixing device comprises a folded plate, a cylinder and a first connecting plate for connecting the folded plate and the cylinder; the folding plate comprises a pedal positioned at the upper end and a second connecting plate positioned at the lower end, the inner edge of the pedal is connected with a first mounting plate through a hinge, the outer edge of the pedal is bent and folded downwards to form the second connecting plate, and the caravan boarding ladder is fixedly mounted on the second connecting plate; the cylinder is located the top of footboard, and cylinder fixed mounting is in the inboard of car as a house door frame, and the lower extreme of cylinder is partial to the slope of first mounting panel and sets up, and the telescopic link of cylinder is articulated with the upper end of first connecting plate, and the lower extreme of first connecting plate is articulated with the one end of footboard, and the articulated department of first connecting plate and footboard is close to the inboard border of first connecting plate and the inboard border of footboard.
Description
Technical Field
The utility model relates to a car as a house field, concretely relates to supplementary fixing device in order to reach laborsaving purpose of assisting when withdrawing car as a house boarding ladder and fixing.
Background
The reform is open, especially China has a strong development momentum in the automobile industry in recent years, China becomes a country which breaks tens of millions of automobiles in the third year after the United states and the day, and the China enters a great nation line of tens of millions of automobiles. In order to meet the requirements of the rapid development of the automobile industry, the requirements on the structure, quality and quantity of produced parts are higher and higher for automobile part matching manufacturers which play a decisive role in the production speed and quality of automobiles.
At present, the car as a house is too high from ground, needs the ladder of ascending a car to go on from top to bottom, and the ladder of ascending a car sets up the gate at the car as a house, puts down it when needing, lifts it when not needing and fixes on the door frame of car as a house, however, the ladder weight of ascending a car of car as a house is heavier, lifts it and wastes time and energy when fixing.
Disclosure of Invention
In order to solve the weak point among the above-mentioned prior art, the utility model provides a supplementary fixing device in order to reach laborsaving purpose assists when withdrawing car as a house boarding ladder and fix.
In order to realize the technical effect, the utility model discloses a following scheme:
an auxiliary fixing device for a caravan boarding ladder comprises a caravan door frame and the caravan boarding ladder, wherein the caravan door frame and the caravan boarding ladder are both arranged at a caravan door opening;
the folding plate comprises a pedal positioned at the upper end and a second connecting plate positioned at the lower end, the pedal is horizontally positioned in the caravan door frame and is placed at the bottom of the caravan door frame, the inner edge of the pedal is connected with a first mounting plate through a hinge, the first mounting plate is fixedly mounted on the floor of the caravan door, the outer edge of the pedal is bent and folded downwards to form the second connecting plate, and the caravan boarding ladder is fixedly mounted on the second connecting plate;
the cylinder is located the top of footboard, and cylinder fixed mounting is in the inboard of car as a house door frame, and the cylinder sets up down, and the lower extreme of cylinder is partial to first mounting panel slope setting, and the inclination of cylinder keeps fixed unchangeably, and the telescopic link of cylinder is articulated with the upper end of first connecting plate, and the lower extreme of first connecting plate is articulated with the one end of footboard, and the articulated department of first connecting plate and footboard is close to the inboard border of first connecting plate and the inboard border of footboard.
Through the technical scheme, when the caravan boarding ladder is lifted, the telescopic rod of the air cylinder supplies pressure to the pedal through the first connecting plate, one side of the caravan boarding ladder is subjected to upward lifting force, and the other side of the caravan boarding ladder is subjected to pressure, so that the caravan boarding ladder is lifted upwards, and the caravan boarding ladder is easier and more labor-saving.
Preferably, the lower end edge of the transmission plate extends downwards and bends towards the lower part of the pedal to form an auxiliary plate, and the auxiliary plate is arranged in parallel with the pedal.
Through the technical scheme, when the first connecting plate is driven by the cylinder to rotate towards the car as a house, the auxiliary plate can rotate outwards, so that the lower surface of the pedal is propped against, an upward force is given to the pedal, and the car climbing ladder is further lifted in an auxiliary mode.
Preferably, the telescopic link of cylinder passes through the button head bolt and is articulated with the baffle, in the telescopic link of cylinder is gone into to the button head one end card of button head bolt to can free rotation in the telescopic link of cylinder, the other end and the first connecting plate threaded connection of button head bolt.
Through above-mentioned technical scheme, can make the telescopic link of cylinder and the articulated portion pivoted scope of first connecting plate bigger through the button head bolt.
Preferably, the both sides border of second connecting plate is equipped with a second mounting panel respectively, and two second mounting panel boards set up with the second connecting plate is perpendicular, and two second mounting panel boards set up with second connecting plate integrated into one piece, and the both sides of car as a house boarding ladder are installed respectively on two second mounting panel boards.
Through above-mentioned technical scheme, make the installation more convenient through second mounting panel installation car as a house boarding ladder, the second mounting panel makes the structural connection between second mounting panel and the second connecting plate more firm with second connecting plate integrated into one piece.
Preferably, all have three mounting hole on two second mounting panels, three mounting hole is triangular distribution, and six mounting holes and second mounting panel fixed connection are passed through six bolts respectively to the both sides of car as a house boarding ladder.
Through above-mentioned technical scheme, three mounting hole is triangular distribution, and triangular distribution is more firm.
Compared with the prior art, the beneficial effects are:
the utility model discloses simple structure, when lifting car as a house boarding ladder, the telescopic link of cylinder passes through first connecting plate and gives a pressure of footboard, and car as a house boarding ladder one side receives an ascending power of lifting, and the opposite side receives a pressure for it is more light laborsaving to lift car as a house boarding ladder upwards.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
fig. 2 is a front view of the present invention;
fig. 3 is a bottom view of the present invention.
Reference numerals: 1. a pedal; 2. a first connecting plate; 3. a first mounting plate; 4. a second connecting plate; 5. a cylinder; 6. a caravan door frame; 7. a caravan boarding ladder; 8. a second mounting plate; 9. an auxiliary plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
An auxiliary fixing device for a caravan boarding ladder comprises a caravan door frame 6 and a caravan boarding ladder 7, wherein the caravan door frame 6 and the caravan boarding ladder 7 are both installed at the door of a caravan, the door frame is formed by an upper rod positioned at the upper part, a lower rod positioned at the bottom, a left side rod positioned at the left side and a right side rod positioned at the right side, the auxiliary fixing device comprises a folded plate, the folded plate comprises a pedal 1 at the upper end and a second connecting plate 4 at the lower end, the pedal 1 is positioned in the door frame and is placed on the lower rod at the bottom of the door frame, the pedal 1 is horizontally arranged, the inner side edge of the pedal 1 is connected with a first mounting plate 3, the pedal 1 is hinged with the first mounting plate 3 through a hinge, the hinge is positioned at the lower surfaces of the pedal 1 and the first mounting plate 3, the mounting plate 3 is connected with the floor of the caravan through a bolt, the outer side edge of the pedal 1 is, the outer cars are all the sides facing the outside of the caravan). The top of footboard 1 is equipped with cylinder 5, and cylinder 5 has atmospheric pressure all the time, and cylinder 5 passes through the fixed plate to be installed on the door frame, and fixed plate fixed mounting is in the inboard of right side pole or left side pole, cylinder 5 and fixed plate fixed connection. The cylinder 5 is arranged to incline downward, the lower end of the cylinder 5 inclines toward the first mounting plate 3, and the inclination angle is fixed. The cylinder 5 is connected with the pedal 1 through the first connecting plate 2 of vertical setting, and the telescopic link of cylinder 5 passes through the button head bolt and is articulated with the upper end of first connecting plate 2, and in the telescopic link of cylinder 5 was located to the circular bulb card of button head bolt to can free rotation in the telescopic link of cylinder 5, the other end of button head bolt and the upper end threaded connection of first connecting plate 2. The lower end of the first connecting plate 2 is hinged with the pedal 1, the hinge joint of the first connecting plate 2 and the pedal 1 is arranged on the inner side edge of the pedal 1 close to the pedal 1, and the inner side edge of the first connecting plate 2 on the first connecting plate 2 is close to the first connecting plate 2. The lower end of the first connecting plate 2 extends downwards and is bent towards the lower part of the pedal 1 to form an auxiliary plate 9, the auxiliary plate 9 is close to the pedal 1, and the auxiliary plate 9 is parallel to the pedal 1.
The outside border of footboard 1 is buckled downwards and is extended formation second connecting plate 4, and the both sides border of second connecting plate 4 is equipped with a second mounting panel 8 respectively, and 8 boards of second mounting panel perpendicular to second connecting plate 4, second connecting plate 4 and 8 integrated into one piece of second mounting panel have three mounting hole on the second mounting panel 8, and three mounting hole is triangular distribution. The two sides of the caravan boarding ladder 7 are respectively installed on the two second connecting plates 4 and respectively penetrate through the three mounting holes in the two second mounting plates 8 through six bolts to be fixed.
The working principle is as follows: when the caravan boarding ladder 7 needs to be turned up to be retracted and fixed, the caravan boarding ladder 7 is lifted by hands, the caravan boarding ladder 7 rotates around the hinged portion of the first connecting plate 2 and the pedal 1, the telescopic rod of the air cylinder 5 is in a contraction state, the air cylinder 5 has pressure, and the air cylinder 5 is obliquely arranged, so that the telescopic rod of the air cylinder 5 has an angle with the first connecting plate 2, the telescopic rod of the air cylinder 5 gives two component forces, the first component force is the pressure acting on the pedal 1 through the first connecting plate 2, and the second component force is a driving force for driving the first connecting plate 2 to rotate around the hinged portion of the first connecting plate 2 and the pedal 1.
The effect point of pressure is located the articulated department of first connecting plate 2 and footboard 1, and the pressure direction is downward for boarding ladder and folded plate fixed connection, consequently when upwards lifting the boarding ladder, the boarding ladder upwards rotates around the articulated department of first connecting plate 2 and footboard 1, receives a pressure on the footboard 1 simultaneously, and pressure can assist upwards to rotate the boarding ladder, reaches laborsaving purpose.
The driving force drives the first connecting plate 2 to rotate towards the caravan around the hinged position of the first connecting plate 2 and the pedal 1, and the lower end of the first connecting plate 2 can rotate towards the outside of the caravan, so that the outer side of the auxiliary plate 9 is propped against the lower surface of the pedal 1, an upward force is provided for the pedal 1, and the caravan climbing ladder 7 can be lifted up in an auxiliary labor-saving manner.
In the process, the inclination angle of the cylinder 5 is always fixed, so that the cylinder 5 can be prevented from driving the first connecting plate 2 to do circular motion around the hinged part of the first connecting plate 2 and the pedal 1, and a component force can not be generated to act on the pedal 1.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like refer to the orientation or position relationship shown in the drawings, or the orientation or position relationship that the product of the present invention is usually placed when in use, or the orientation or position relationship that one skilled in the art conventionally understands, and are only for convenience of describing the present invention and simplifying the description, but do not refer to or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Claims (5)
1. An auxiliary fixing device for a caravan boarding ladder comprises a caravan door frame (6) and a caravan boarding ladder (7), wherein the caravan door frame (6) and the caravan boarding ladder (7) are both installed at a caravan door opening, and the auxiliary fixing device is characterized by comprising a folded plate, an air cylinder (5) and a second connecting plate (4) for connecting the folded plate and the air cylinder (5);
the folding plate comprises a pedal (1) positioned at the upper end and a first connecting plate (2) positioned at the lower end, the pedal (1) is horizontally positioned in a caravan door frame and is placed at the bottom of the caravan door frame (6), the inner side edge of the pedal (1) is connected with a first mounting plate (3) through a hinge, the first mounting plate (3) is fixedly mounted on the floor at the caravan door, the outer side edge of the pedal (1) is bent downwards to form the first connecting plate (2), and the caravan boarding ladder (7) is fixedly mounted on the first connecting plate (2);
cylinder (5) are located the top of footboard (1), cylinder (5) fixed mounting is in the inboard of car as a house door frame (6), cylinder (5) set up down, the lower extreme of cylinder (5) is partial to first mounting panel (3) slope setting, the inclination of cylinder (5) keeps fixed unchangeable, the telescopic link of cylinder (5) is articulated with the upper end of second connecting plate (4), the lower extreme of second connecting plate (4) is articulated with the one end of footboard (1), the articulated department of second connecting plate (4) and footboard (1) is close to the inboard border of second connecting plate (4) and the inboard border of footboard (1).
2. The auxiliary fixing device for a boarding ladder for caravans according to claim 1, characterized in that the lower end edge of the driving plate extends downward and is bent toward the lower side of the step plate (1) to form an auxiliary plate (9), and the auxiliary plate (9) is arranged in parallel with the step plate (1).
3. The auxiliary fixing device for the boarding ladder for the caravan according to claim 1, wherein the telescopic rod of the cylinder (5) is hinged to the baffle through a round-head bolt, one end of the round head of the round-head bolt is clamped into the telescopic rod of the cylinder (5) and can freely rotate in the telescopic rod of the cylinder (5), and the other end of the round-head bolt is in threaded connection with the first connecting plate (2).
4. The auxiliary fixing device for the caravan boarding ladder according to claim 1, wherein one second mounting plate (8) is provided at each of both side edges of the first connecting plate (2), the two second mounting plates (8) are arranged perpendicular to the first connecting plate (2), the two second mounting plates (8) are integrally formed with the first connecting plate (2), and both sides of the caravan boarding ladder (7) are mounted on the two second mounting plates (8), respectively.
5. The auxiliary fixing device for the caravan boarding ladder according to claim 4, wherein the two second mounting plates (8) are respectively provided with three mounting holes, the three mounting holes are distributed in a triangular shape, and two sides of the caravan boarding ladder (7) are respectively fixedly connected with the second mounting plates (8) through six bolts penetrating through the six mounting holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020538107.2U CN212654277U (en) | 2020-04-13 | 2020-04-13 | A supplementary fixing device for car as a house ladder of boarding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020538107.2U CN212654277U (en) | 2020-04-13 | 2020-04-13 | A supplementary fixing device for car as a house ladder of boarding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212654277U true CN212654277U (en) | 2021-03-05 |
Family
ID=74766179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020538107.2U Active CN212654277U (en) | 2020-04-13 | 2020-04-13 | A supplementary fixing device for car as a house ladder of boarding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212654277U (en) |
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2020
- 2020-04-13 CN CN202020538107.2U patent/CN212654277U/en active Active
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