CN211663156U

CN211663156U - Novel boarding ladder installation fixing structure and pull platform assembly

Info

Publication number: CN211663156U
Application number: CN201922263595.0U
Authority: CN
Inventors: 孔庆珍; 梁家杰; 靳浩锋; 赵秀
Original assignee: Henan Ma Che Hung Industrial Co ltd
Current assignee: Henan Ma Che Hung Industrial Co ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-10-13
Anticipated expiration: 2029-12-17

Abstract

The utility model relates to the technical field of vehicle accessories, in particular to a novel boarding ladder mounting and fixing structure, which comprises a hook, a mounting hole and an embedded groove, wherein the hook is connected to the upper part of the boarding ladder; the mounting opening is a notch formed on the vehicle body platform; the embedded groove comprises a fixed plate and a hollow part, the middle part of the hollow part is provided with a through groove, the fixed plate is a flange plate which extends outwards from the upper end edge of the hollow part, the hollow part is embedded into the mounting opening, and the fixed plate is clamped on a vehicle body platform on the side edge of the mounting opening and is connected with the vehicle body platform through a fastener; the hook is inserted into the through groove matched with the shape of the hook. The utility model provides a pull platform assembly, includes automobile body platform and the ladder of stepping on the cabin, the ladder of stepping on the cabin is installed on the automobile body platform through preceding novel ladder installation fixed knot of stepping on the cabin installation, and the platform handrail is installed to the side of automobile body platform, and the side of the ladder of stepping on the cabin is connected with the folding handrail of the ladder of stepping on the cabin. The utility model discloses well couple does not rock with the cabin ladder firm in connection, has eliminated the potential safety hazard such as rocking, focus unstability that exist when personnel climb the ladder.

Description

Novel boarding ladder installation fixing structure and pull platform assembly

Technical Field

The utility model relates to a vehicle accessory technical field, concretely relates to novel boarding ladder installation fixed knot constructs and pull platform assembly.

Background

With the continuous development of the transportation industry, special vehicles represented by vehicle-mounted cabins or van vehicles are increasingly widely applied, the vehicle-mounted cabins or van vehicles need to enter and exit from a cabin body or van vehicles through a cabin-climbing ladder, hooks of the existing cabin-climbing ladder are only hung on a vehicle-mounted vehicle body platform, the vehicle body platform only has a supporting function on the cabin-climbing ladder, a through groove which is matched with the hooks and used for limiting the hooks is not formed in the vehicle-mounted vehicle body platform, and the cabin-climbing ladder can be rotated and adjusted in position relative to the vehicle body platform, for example, the existing cabin-climbing ladder and vehicle body platform are connected through a circular hook and a fixed ring, the cabin-climbing ladder is shaken left and right and up and down, and potential safety hazards such as shaking and unstable gravity center exist when people climb the ladder.

The boarding ladder is generally arranged on a drawing platform of a vehicle, and after the boarding ladder is arranged on the drawing platform, in order to facilitate the walking of personnel on the boarding ladder, a handrail generally needs to be arranged, and how to arrange the handrail which is firmly connected and can be detached on the boarding ladder and the drawing platform is a new technical problem to be solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the problem that above-mentioned exists with not enough, provide a novel boarding ladder installation fixed knot construct and pull platform assembly, through inserting the couple rather than shape assorted logical inslot, can make couple and boarding ladder firm in connection not rock, eliminated rocking, potential safety hazards such as focus unstability that personnel exist when the boarding ladder, through setting up the folding handrail of boarding ladder, make things convenient for personnel to walk on the boarding ladder.

In order to realize the purpose of the utility model, the technical proposal of the utility model is that:

a novel boarding ladder installation and fixing structure comprises a hook, an installation opening and an embedding groove, wherein the hook is connected to the upper part of the boarding ladder; the mounting opening is a notch formed on the vehicle body platform; the embedded groove comprises a fixed plate and a hollow part, the middle part of the hollow part is provided with a through groove, the fixed plate is a flange plate which extends outwards from the upper end edge of the hollow part, the hollow part is embedded in the mounting opening, and the fixed plate is clamped on a vehicle body platform on the side edge of the mounting opening and is connected with the vehicle body platform through a fastener; wherein, the couple inserts in the logical groove of caulking groove, just the shape of couple with lead to the groove phase-match.

Furthermore, in the novel boarding ladder installation and fixation structure, a plurality of round holes are formed in the fixing plate of the caulking groove, and the fixing plate is fixed on the vehicle body platform through rivets which are driven into the vehicle body platform from the round holes.

Furthermore, in the novel boarding ladder installation and fixation structure, the number of the hooks is two, and the two hooks are fixedly connected to two sides of the upper part of the boarding ladder through screws.

Further, in the novel boarding ladder installation and fixation structure, the through groove is a rectangular groove, and the cross section of the hook is set to be rectangular matched with the through groove.

Further, in the novel boarding ladder installation and fixation structure, the installation opening is rectangular, and the shape of the hollow part is a cuboid matched with the installation opening.

The utility model provides a pull platform assembly, includes automobile body platform and the ladder of stepping on the cabin, the automobile body platform is the pull platform, the ladder of stepping on the cabin passes through preceding arbitrary novel ladder of stepping on installation fixed knot construct install on the automobile body platform, the platform handrail is installed to the side of automobile body platform, the side of the ladder of stepping on the cabin is connected with the folding handrail of the ladder of stepping on the cabin.

Further, in the above pull platform assembly, the lower end of the platform handrail is provided with a plurality of bosses, the vehicle body platform is provided with a plurality of through holes corresponding to the bosses, and the bosses of the platform handrail are inserted into the through holes on the vehicle body platform.

Further, in the above-mentioned pull platform assembly, the folding handrail of the boarding ladder includes a handrail body, a handrail rotating shaft and a locking pin, the handrail rotating shaft is fixedly connected to the boarding ladder, the lower end of the handrail body is provided with two shaft sleeves matched with the handrail rotating shaft, the lower end of the shaft sleeve is provided with a notch, and the notch is clamped by the locking pin vertically arranged on the handrail rotating shaft.

Further, in the above-mentioned pull platform assembly, a spring is sleeved on the handrail rotating shaft, the upper end of the spring is fixedly connected with the handrail rotating shaft, and the other end of the spring is pressed on the upper end of the shaft sleeve.

The utility model discloses a novel beneficial effect of boarding ladder installation fixed knot construct and pull platform assembly:

1. the novel boarding ladder mounting and fixing structure can enable the hollow part of the caulking groove to be embedded into the opening of the vehicle body platform by arranging the caulking groove, can provide a through groove structure capable of limiting for the hook, can conveniently fix the caulking groove on the vehicle body platform by arranging the fixing plate, can enable the hook and the boarding ladder to be firmly connected without shaking by inserting the hook into the through groove matched with the shape of the hook, and eliminates potential safety hazards of shaking, unstable gravity center and the like of personnel during boarding;

2. in the novel boarding ladder mounting and fixing structure, the fixing plate of the caulking groove is connected with the vehicle body platform through the rivet, so that the connection is firm and is not easy to loosen, and the novel boarding ladder mounting and fixing structure can adapt to the vehicle running environment;

3. the utility model discloses an among the pull platform assembly, the cabin ladder of stepping on does not rock with vehicle body platform firm in connection, can dismantle on vehicle body platform and be connected with the platform handrail, is connected with the folding handrail of cabin ladder of stepping on at the side of the cabin ladder of stepping on, both makes things convenient for personnel to get on the bus, the platform handrail with step on the folding handrail of cabin ladder also conveniently receive and release.

Drawings

Fig. 1 is a schematic structural diagram of a novel boarding ladder installation and fixation structure according to an embodiment of the present invention.

Fig. 2 is a schematic structural view of a caulking groove according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a drawing platform assembly according to an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of the folding and pulling platform of the boarding ladder according to the embodiment of the present invention.

Fig. 5 is an enlarged schematic view of a portion I of fig. 4.

In the figure: the platform handrail is 1, the boarding ladder is 2, the boarding ladder is 3, the boarding ladder folding handrail is 31, the handrail body is 32, the handrail rotating shaft is 33, the locking pin is 33, the shaft sleeve is 34, the notch is 35, the spring is 36, the vehicle body platform is 4, the caulking groove is 5, the fixing plate is 51, the hollow part is 52, the circular hole is 53, the hook is 6, and the mounting opening is 7.

Detailed Description

The novel boarding ladder installation fixing structure and the pull platform assembly of the present invention will be described in more detail with reference to the accompanying drawings and specific embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "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.

Referring to fig. 1-5, a novel boarding ladder mounting and fixing structure comprises a hook, a mounting opening and an embedding groove, wherein the hook is connected to the upper part of the boarding ladder; the mounting opening is a notch formed on the vehicle body platform; the caulking groove comprises a fixed plate and a hollow part, wherein the middle part of the hollow part is provided with a through groove, the fixed plate is a flange plate which extends outwards from the edge of the upper end of the hollow part, the caulking groove is formed by welding thin plates, the lower end of the caulking groove is a rectangular hollow part, and the upper end of the caulking groove is a cuboid fixed plate with a notch in the middle part; the hollow part is embedded into the mounting opening, the shape of the hollow part is matched with that of the mounting opening, and the fixing plate is clamped on the vehicle body platform on the side edge of the mounting opening and is connected with the vehicle body platform through a fastening piece; wherein, the couple inserts the logical inslot of caulking groove, and the shape of couple and lead to the groove phase-match, through the fit clearance that logical groove on rational design couple and the caulking groove for couple and the ladder firm in connection of stepping on the cabin do not rock. The novel cabin ladder installation fixed knot that steps on of this embodiment constructs through setting up the caulking groove, makes in the opening of the cavity embedding automobile body platform of caulking groove, can provide one for the couple can spacing logical groove structure, through setting up the fixed plate, conveniently fixes the caulking groove on automobile body platform, through inserting the couple rather than shape assorted logical inslot, can make the couple and step on cabin ladder firm in connection do not rock, eliminated rocking that personnel exist when stepping on the ladder, potential safety hazards such as focus unstability.

In this embodiment, preferably, four round holes are opened on the fixed plate of caulking groove, and the fixed plate is fixed on the automobile body platform through the rivet of beating into the automobile body platform from round hole department to fix the caulking groove on the automobile body platform, through rivet connection, firm in connection is difficult not hard up, can adapt to vehicle operational environment.

In this embodiment, preferably, the couple sets up to two, and two couples that have certain width pass through screw fixed connection on the both sides of the upper portion of the ladder of stepping on the cabin, correspondingly, also fixedly connected with two caulking grooves with couple complex on the automobile body platform, the ladder of stepping on the cabin is connected with the automobile body platform through two couples, firm in connection.

In this embodiment, preferably, logical groove is the cuboid groove, and the cross-section of couple sets up to the rectangle with logical groove complex, makes logical groove more reliable to the spacing of couple, and single couple assembly just can restrict the boarding ladder and rock about, in logical inslot.

In this embodiment, preferably, the shape of installing port is the rectangle, and the appearance of cavity sets up to the cuboid with installing port complex, and the mounting hole processing is convenient, and cavity welding is convenient.

The embodiment also discloses a pull platform assembly, including automobile body platform and the ladder of stepping on the cabin, the automobile body platform is the pull platform, and the ladder of stepping on the cabin is installed on the automobile body platform through the novel installation fixed knot structure of the ladder of stepping on of preceding description on, makes the installation of the ladder of stepping on the cabin firmly not rock, and the platform handrail is installed to the side of automobile body platform, and the side of the ladder of stepping on the cabin is connected with the folding handrail of the ladder of stepping on the cabin. The arrangement of the platform handrails and the folding handrails of the boarding ladder facilitates getting on of personnel.

In this embodiment, preferably, the lower end of the platform handrail is provided with a plurality of bosses, the vehicle body platform is provided with a plurality of through holes corresponding to the bosses, the bosses of the platform handrail are inserted into the through holes on the vehicle body platform, and the platform handrail is inserted into the vehicle body platform and is convenient to fold and unfold.

In this embodiment, preferably, the folding handrail of the boarding ladder comprises a handrail body, a handrail rotating shaft and a locking pin, the handrail rotating shaft is fixedly connected to the boarding ladder through screws, two shaft sleeves matched with the handrail rotating shaft are arranged at the lower end of the handrail body, a notch is arranged at the lower end of each shaft sleeve, and the notch is clamped by the locking pin vertically arranged on the handrail rotating shaft. During the use, can follow handrail pivot axial displacement earlier with the axle sleeve, make the breach of axle sleeve and the epaxial locking round pin of handrail commentaries on classics stagger, then rotate axle sleeve and handrail body, when treating that handrail body rotates vertical position, follow handrail pivot axial displacement with the axle sleeve again, make the breach and the locking round pin joint of axle sleeve, prevent that the axle sleeve is rotatory, design benefit can easily realize folding handrail of stepping on cabin ladder receiving and releasing.

In this embodiment, preferably, the handrail rotating shaft is sleeved with a spring, an upper end of the spring is fixedly connected with the handrail rotating shaft, and the other end of the spring is pressed on an upper end of the shaft sleeve, so that the shaft sleeve can be limited from moving axially on the handrail rotating shaft.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and in the claims does not indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not necessarily denote a limitation of quantity. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect.

The exemplary embodiments of the present invention have been described in detail with reference to the preferred embodiments, however, it will be understood by those skilled in the art that various modifications and changes may be made to the specific embodiments without departing from the concept of the present invention, and various combinations of the technical features and structures of the present invention may be implemented without departing from the scope of the present invention.

Claims

1. The utility model provides a novel boarding ladder installation fixed knot constructs which characterized in that includes:

the hook is connected to the upper part of the boarding ladder;

the mounting opening is a notch formed in the vehicle body platform; and

the embedded groove comprises a fixed plate and a hollow part, wherein the middle part of the hollow part is provided with a through groove, the fixed plate is a flange plate which extends outwards from the upper end edge of the hollow part, the hollow part is embedded into the mounting opening, and the fixed plate is clamped on a vehicle body platform at the side edge of the mounting opening and is connected with the vehicle body platform through a fastener;

wherein, the couple inserts in the logical groove of caulking groove, just the shape of couple with lead to the groove phase-match.

2. The novel boarding ladder installation and fixation structure of claim 1, wherein a plurality of round holes are formed in the fixing plate of the caulking groove, and the fixing plate is fixed on the vehicle body platform through rivets which are driven into the vehicle body platform from the round holes.

3. The novel boarding ladder installation and fixation structure is characterized in that the number of the hooks is two, and the two hooks are fixedly connected to two sides of the upper portion of the boarding ladder through screws.

4. The novel boarding ladder installation and fixation structure of claim 1, wherein the through groove is a rectangular groove, and the cross section of the hook is rectangular matched with the through groove.

5. The novel boarding ladder installation and fixing structure of claim 1, wherein the installation opening is rectangular, and the hollow member is shaped as a rectangular parallelepiped matched with the installation opening.

6. A pull platform assembly comprises a vehicle body platform and a boarding ladder, wherein the vehicle body platform is a pull platform, and the boarding ladder is mounted on the vehicle body platform through the novel boarding ladder mounting and fixing structure as claimed in any one of claims 1 to 5, a platform handrail is mounted on the side edge of the vehicle body platform, and a folding handrail of the boarding ladder is connected to the side edge of the boarding ladder.

7. The pull platform assembly of claim 6 wherein the platform arm rest has a plurality of bosses at a lower end thereof, the body platform has a plurality of through holes corresponding to the bosses, and the bosses of the platform arm rest are inserted into the through holes of the body platform.

8. The pull platform assembly as claimed in claim 6, wherein the folding handrail of the boarding ladder comprises a handrail body, a handrail rotating shaft and a locking pin, the handrail rotating shaft is fixedly connected to the boarding ladder, two shaft sleeves matched with the handrail rotating shaft are arranged at the lower end of the handrail body, and the lower ends of the shaft sleeves are provided with notches which are clamped by the locking pin vertically arranged on the handrail rotating shaft.

9. The pull platform assembly of claim 8, wherein the arm pivot shaft is sleeved with a spring, an upper end of the spring is fixedly connected with the arm pivot shaft, and the other end of the spring presses against an upper end of the bushing.