CN209988071U - Cargo spiral ladder for ship - Google Patents
Cargo spiral ladder for ship Download PDFInfo
- Publication number
- CN209988071U CN209988071U CN201821964558.1U CN201821964558U CN209988071U CN 209988071 U CN209988071 U CN 209988071U CN 201821964558 U CN201821964558 U CN 201821964558U CN 209988071 U CN209988071 U CN 209988071U
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- mounting
- groove
- rod
- connecting plate
- pedal
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Abstract
The utility model discloses a ship cargo spiral ladder, which comprises a middle upright post, a pedal and a handrail; the middle upright post main rod part consists of a plurality of inserting parts, the bottom of each inserting part is provided with an installation rod, the top of each inserting part is provided with an installation groove, the installation grooves of two inserting parts which are adjacent up and down are connected with the positioning clamping groove, clamping bosses are arranged right above the installation rods and right below the positioning clamping grooves, the clamping bosses above the two inserting parts which are adjacent up and down are arranged in the positioning clamping grooves below the installation rods, and the clamping bosses and the positioning clamping grooves are arranged on the opposite sides of the connecting plates on the inserting parts; the mounting groove wall between the connecting plate and the positioning clamping groove is provided with a thread mounting through hole, the mounting rod is provided with a thread mounting through hole which has the same aperture and the corresponding position with the thread mounting through hole on the mounting groove wall, and the mounting rod and the mounting groove are connected through mounting bolts at the thread mounting through hole. The utility model has the advantages of convenient assembly and disassembly, stable structure and convenient transportation.
Description
Technical Field
The utility model relates to an airstair, in particular to boats and ships goods airstair.
Background
At present, a special passage well is usually arranged in a cargo hold of a ship for freight transportation, and a vertical ladder is arranged in the passage well for getting in and out, but the vertical ladder occupies a large area and needs to be used for saving space. Most of the existing spiral ladders are structurally characterized in that pedals directly surround the periphery of a center pillar. The middle standing pillar is of an integrated structure with the pedal or is connected with the pedal in a welding mode, the middle standing pillar is a whole, and due to the fact that the occupied area is large, great inconvenience is brought to transportation, and in the actual installation process, welding fixation is inconvenient.
Disclosure of Invention
Utility model purpose: the utility model aims at solving the deficiencies in the prior art, providing a ship goods spiral ladder convenient to installation is dismantled, stable in structure, convenient transportation.
The technical scheme is as follows: the utility model relates to a ship cargo spiral ladder, which comprises a center pillar, a pedal and a handrail;
the bottom of the middle column is connected with the cabin through foundation bolts, the pedals ascend spirally, one end of each pedal is fixedly connected with the middle column, and the handrails ascend spirally and are fixed at the other end of each pedal in a surrounding manner;
the middle upright post main rod part consists of a plurality of inserting parts, the bottom of each inserting part is provided with an installation rod, the top of each inserting part is provided with an installation groove matched with the installation rod, the upper installation rods in the two inserting parts which are adjacent up and down are arranged in the installation groove below, the installation grooves are connected with the positioning clamping grooves, the installation rods are connected with the clamping bosses, the clamping bosses above the two inserting parts which are adjacent up and down are arranged in the positioning clamping grooves below, the clamping bosses and the positioning clamping grooves are arranged on opposite sides of a connecting plate on the inserting parts, one end of the connecting plate is fixedly connected with the inserting parts, and the other end of the connecting plate is fixedly;
the mounting groove wall between the connecting plate and the positioning clamping groove is provided with a thread mounting through hole, the mounting rod is provided with a thread mounting through hole which has the same aperture and the corresponding position with the thread mounting through hole on the mounting groove wall, and the mounting rod and the mounting groove are connected through mounting bolts at the thread mounting through hole.
The utility model discloses a further improvement lies in, the handrail is the type of falling U, the type of falling U handrail respectively in two adjacent footboard edge spiro unions.
The utility model discloses a further improvement lies in, and the bottom of the type of falling U handrail is equipped with the threaded rod, and the threaded rod runs through behind the footboard and links to each other with the nut, mounting hole diameter phase-match on diameter and the footboard of threaded rod, the diameter of the handrail of threaded rod top be greater than with footboard 2 on the diameter of mounting hole.
The utility model discloses a further improvement lies in, and the distance of screw thread mounting through-hole distance bottom equals with the distance of 6 cell wall screw thread mounting through-holes of mounting groove apart from the mounting groove tank bottom on the installation pole.
The utility model discloses a further improvement lies in, grafting portion is connected through the welding with the connecting plate.
The utility model discloses a further improvement lies in, is equipped with the inserting groove on the connecting plate, and in the tip of footboard was fixed in the inserting groove, all was equipped with the hole on connecting plate and the footboard, and the connecting plate is connected through at downthehole construction bolt with the footboard.
Compared with the prior art, the ship cargo spiral ladder provided by the invention at least realizes the following beneficial effects:
1. the middle upright post of the spiral ladder is composed of a plurality of inserting parts, so that the installation and the disassembly are convenient, the transportation is convenient, and the occupied area is small;
2. the bottom of the insertion part is provided with an installation rod, the top of the insertion part is provided with an installation groove, and the insertion parts which are adjacent up and down are connected by arranging the installation rod in the installation groove, so that the installation and the fixation are convenient;
3. the arrangement of the clamping boss and the positioning clamping groove is convenient for installation and positioning, and bolts can be conveniently installed in the threaded installation through holes;
4. the outer edges of the adjacent pedals are connected through the inverted U-shaped handrails, so that the installation and the disassembly are convenient, and the occupied space is small during transportation;
5. the bottom of the inverted U-shaped handrail is provided with a threaded rod, and the tail end of the threaded rod is provided with a nut to realize fixation, so that the material is easy to obtain and the installation is convenient; the diameter of the handrail above the threaded rod is larger than that of the mounting hole on the pedal, so that the handrail can be prevented from slipping;
6. the distance between the threaded mounting through hole on the mounting rod and the bottom is equal to the distance between the threaded mounting through hole on the wall of the mounting groove and the bottom of the mounting groove, so that the mounting is convenient during construction and accurate positioning is realized;
7. the plug-in connection part is connected with the connecting plate through welding, so that the reliability is high and the stability is good;
8. holes are formed in the connecting plate and the pedal, the connecting plate is connected with the pedal through mounting bolts in the holes, and the mounting and dismounting are convenient.
Of course, it is not specifically necessary for any one product that implements the invention to achieve all of the above-described technical effects simultaneously.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the insertion part;
FIG. 3 is a schematic structural view of a mounting rod, a mounting groove and a connecting plate;
FIG. 4 is a schematic structural view of the armrest;
wherein, 1-a central upright post; 2-a pedal; 3-a handrail; 4-a plug-in part; 5, mounting a rod; 6, mounting a groove; 7-positioning the clamping groove; 8-clamping the boss; 9-a connecting plate; 10-inserting groove.
Detailed Description
Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.
The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.
Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.
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, further discussion thereof is not required in subsequent figures.
Embodiment 1, as shown in fig. 1, a ship cargo spiral ladder comprises a center pillar 1, a pedal 2, a handrail 3;
the edge of the bottom of the middle upright post 1 is welded with an installation plate, the installation plate is connected with a cabin through foundation bolts at the bottom of the middle upright post 1, the pedal 2 ascends spirally, one end of the pedal 2 is fixedly connected with the middle upright post 1, and the handrail 3 ascends spirally and is fixed at the other end of the pedal 2 in a surrounding manner;
the main rod part of the middle upright post 1 consists of a plurality of inserting parts 4, as shown in fig. 2 and 3, the bottom of each inserting part 4 is provided with an installation rod 5, the top of each inserting part 4 is provided with an installation groove 6 matched with the installation rod 5, the installation rods 5 above the two inserting parts 4 adjacent up and down are arranged in the installation grooves 6 below, the installation grooves 6 are connected with positioning clamping grooves 7, the installation rods 5 are connected with clamping bosses 8, the installation rods 5 and the clamping bosses 8 are of an integrally cast structure, the clamping bosses 8 above the two inserting parts 4 adjacent up and down are arranged in the positioning clamping grooves 7 below, the clamping bosses 8 and the positioning clamping grooves 7 are arranged on the opposite sides of a connecting plate 9 on the inserting parts 4, one end of the connecting plate 9 is fixedly connected with the inserting parts 4, and the other end of the connecting plate 9 is fixedly connected;
as fig. 3, be equipped with threaded mounting through-hole on the 6 cell walls of mounting groove between connecting plate 9, the positioning joint groove 7, be equipped with on the installation pole 5 with 6 cell walls of mounting groove threaded mounting through-hole apertures unanimous, the corresponding threaded mounting through-hole in position, promptly: the perpendicular distance from the thread mounting through hole to the clamping boss 8 is equal to the perpendicular distance from the thread mounting through hole to the positioning clamping groove 7, and the mounting rod 5 and the mounting groove 6 are connected through mounting bolts at the thread mounting through hole.
Based on the above embodiment, the utility model discloses a joint boss 8 realizes the location with positioning joint groove 7, is convenient for install pole 5 and 6 fixed connection of mounting groove, prevents the activity, and simultaneously, the installation is dismantled conveniently, and area is little, the transportation of being convenient for.
In order to further understand the embodiment, it should be noted that, as shown in fig. 4, the handrail 3 is an inverted U-shaped handrail, the inverted U-shaped handrail 3 is respectively screwed on the edges of the two adjacent pedals 2, and the outer edges of the adjacent pedals are connected by the inverted U-shaped handrail 3, so that the installation and the disassembly are convenient, and the occupied space is small during transportation.
In order to further understand the embodiment, it should be noted that the bottom of the inverted U-shaped handrail 3 is provided with a threaded rod, the threaded rod penetrates through the pedal 2 and then is connected with a nut, the diameter of the threaded rod matches with the diameter of the mounting hole on the pedal 2, and the diameter of the handrail 3 above the threaded rod is larger than the diameter of the mounting hole on the pedal 2.
In order to further understand the embodiment, it should be noted that the distance from the threaded mounting through hole on the mounting rod 5 to the bottom is equal to the distance from the threaded mounting through hole on the groove wall of the mounting groove 6 to the bottom of the mounting groove 6, so that the positioning is accurate and the mounting is convenient.
For further understanding of the present embodiment, it should be noted that the plug-in part 4 is connected to the connection plate 9 by welding.
In order to further understand the embodiment, it should be noted that the connection plate 9 is provided with an insertion groove 10, the end of the pedal 2 is fixed in the insertion groove 10, the connection plate 9 and the pedal 2 are both provided with holes, and the connection plate 9 and the pedal 2 are connected by installing bolts in the holes.
According to the embodiment, the ship cargo spiral ladder provided by the invention at least has the following beneficial effects:
1. the middle upright post 1 of the spiral ladder is composed of a plurality of inserting parts, so that the installation and the disassembly are convenient, the transportation is convenient, and the occupied area is small;
2. the bottom of the insertion part 4 is provided with an installation rod 5, the top of the insertion part 4 is provided with an installation groove 6, the insertion parts 4 which are adjacent up and down are connected by arranging the installation rod 5 in the installation groove 6, and the installation and the fixation are convenient;
3. the arrangement of the clamping boss 8 and the positioning clamping groove 7 is convenient for installation and positioning, and bolts can be conveniently installed in the threaded installation through holes;
4. the outer edges of the adjacent pedals are connected through the inverted U-shaped handrails 3, so that the installation and the disassembly are convenient, and the occupied space is small during transportation;
5. the bottom of the inverted U-shaped handrail 3 is provided with a threaded rod, and the fixation is realized by installing a nut at the tail end of the threaded rod, so that the material is easy to obtain and the installation is convenient; the diameter of the handrail 3 above the threaded rod is larger than that of the mounting hole on the pedal 2, so that the handrail 3 can be prevented from slipping;
6. the distance between the threaded mounting through hole on the mounting rod 5 and the bottom is equal to the distance between the threaded mounting through hole on the wall of the mounting groove 6 and the bottom of the mounting groove 6, so that the mounting is convenient during construction and accurate positioning is realized;
7. the plug-in connection part 4 is connected with the connecting plate 9 through welding, so that the reliability is high and the stability is good;
8. holes are formed in the connecting plate 9 and the pedal 2, the connecting plate 9 is connected with the pedal 2 through mounting bolts in the holes, and the mounting and the dismounting are convenient.
Although some specific embodiments of the present invention have been described in detail by way of examples, it should be understood by those skilled in the art that the above examples are for illustrative purposes only and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.
Claims (6)
1. A ship cargo spiral ladder is characterized in that: comprises a central upright post (1), a pedal (2) and a handrail (3);
the bottom of the middle upright post (1) is connected with a cabin through foundation bolts, the pedals (2) rise spirally, one end of each pedal (2) is fixedly connected with the middle upright post (1), and the handrails (3) rise spirally and are fixed at the other end of each pedal (2) in a surrounding mode;
the main rod part of the middle upright post (1) consists of a plurality of inserting parts (4), the bottom of each inserting part (4) is provided with an installation rod (5), the top of the insertion parts (4) is provided with a mounting groove (6) matched with the mounting rod (5), the mounting rod (5) above the two insertion parts (4) which are adjacent up and down is arranged in the mounting groove (6) below, the mounting groove (6) is connected with the positioning clamping groove (7), the mounting rod (5) is connected with the clamping boss (8), the clamping bosses (8) at the upper parts of the two vertically adjacent inserting parts (4) are arranged in the positioning clamping grooves (7) at the lower parts, the clamping boss (8) and the positioning clamping groove (7) are arranged on the opposite side of the connecting plate (9) on the inserting part (4), one end of the connecting plate (9) is fixedly connected with the inserting part (4), and the other end of the connecting plate (9) is fixedly connected with the pedal (2);
the mounting structure is characterized in that thread mounting through holes are formed in the groove wall of the mounting groove (6) between the connecting plate (9) and the positioning clamping groove (7), thread mounting through holes which are consistent in hole diameter and correspond to the thread mounting through holes in the groove wall of the mounting groove (6) in position are formed in the mounting rod (5), and the mounting rod (5) and the mounting groove (6) are connected through mounting bolts in the thread mounting through holes.
2. A ship cargo spiral ladder as claimed in claim 1, wherein: the handrail (3) is of an inverted U shape, and the handrail (3) is in threaded connection with the edges of the two adjacent pedals (2) respectively.
3. A ship cargo spiral ladder as claimed in claim 2, wherein: the utility model discloses a footboard (2) is equipped with the threaded rod, the threaded rod runs through and links to each other with the nut behind footboard (2), the diameter of threaded rod and footboard (2) go up mounting hole diameter phase-match, the diameter of handrail (3) of threaded rod top be greater than with footboard (2) on the diameter of mounting hole.
4. A ship cargo spiral ladder as claimed in claim 1, wherein: the distance between the thread mounting through hole on the mounting rod (5) and the bottom is equal to the distance between the thread mounting through hole on the groove wall of the mounting groove (6) and the bottom of the mounting groove (6).
5. A ship cargo spiral ladder as claimed in claim 1, wherein: the insertion part (4) is connected with the connecting plate (9) through welding.
6. A ship cargo spiral ladder as claimed in claim 1, wherein: the connecting plate (9) is provided with an inserting groove (10), the end part of the pedal (2) is fixed in the inserting groove (10), holes are formed in the connecting plate (9) and the pedal (2), and the connecting plate (9) is connected with the pedal (2) through mounting bolts in the holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821964558.1U CN209988071U (en) | 2018-11-27 | 2018-11-27 | Cargo spiral ladder for ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821964558.1U CN209988071U (en) | 2018-11-27 | 2018-11-27 | Cargo spiral ladder for ship |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209988071U true CN209988071U (en) | 2020-01-24 |
Family
ID=69286940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821964558.1U Expired - Fee Related CN209988071U (en) | 2018-11-27 | 2018-11-27 | Cargo spiral ladder for ship |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209988071U (en) |
-
2018
- 2018-11-27 CN CN201821964558.1U patent/CN209988071U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200124 Termination date: 20201127 |