CN219468029U - Quick unable adjustment base of aircraft store work ladder - Google Patents
Quick unable adjustment base of aircraft store work ladder Download PDFInfo
- Publication number
- CN219468029U CN219468029U CN202320573985.1U CN202320573985U CN219468029U CN 219468029 U CN219468029 U CN 219468029U CN 202320573985 U CN202320573985 U CN 202320573985U CN 219468029 U CN219468029 U CN 219468029U
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- Prior art keywords
- ladder
- quick
- unable adjustment
- base
- connecting piece
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/40—Weight reduction
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Abstract
The utility model belongs to the technical field of aviation, and relates to a quick fixing base of an aircraft store work ladder. The quick unable adjustment base of work ladder (5) is box type structure that the bottom surface lacks, be provided with L type unable adjustment base key groove (6) on the top surface, L type unable adjustment base key groove (6) are including horizontal groove and longitudinal groove, work ladder top connecting piece (7) are including the connecting rod and set up the protruding head at the connecting rod tip, wherein the width of horizontal groove is greater than the external diameter of the connecting rod of work ladder top connecting piece (7) and is less than the protruding head external diameter of work ladder top connecting piece (7), the width of longitudinal groove is greater than the protruding head external diameter of work ladder top connecting piece (7), work ladder quick unable adjustment base (5) bottom is provided with unable adjustment base mounting bolt hole (9) and is used for being connected with large-scale external store platform, work ladder top connecting piece (7) connecting rod is used for being connected with work ladder (3).
Description
Technical Field
The utility model belongs to the technical field of aviation, and relates to a quick fixing base of an aircraft store work ladder.
Background
In order to meet the installation requirement of a large-scale radar array, a special aircraft often adopts an aircraft bearing pylon as an installation structure, such as a bearing balance beam structure, a dome structure, a shield structure and the like. In order to avoid mutual interference between the task system equipment installed inside the machine body and equipment in the cabin of the machine body, the store structure has a certain safety height from the machine back, maintenance personnel need to enter the store by means of an external working ladder, and working ladder fixing bases are correspondingly arranged on the machine back and the store and used for installing the working ladder.
Disclosure of Invention
The utility model aims to: a quick fixing base for an aircraft store working ladder is provided.
The technical scheme is as follows:
the utility model provides an aircraft store work ladder quick unable adjustment base 5, work ladder quick unable adjustment base 5 is the box type structure that the bottom surface lacks, be provided with L type unable adjustment base key groove 6 on the top surface, L type unable adjustment base key groove 6 includes transverse groove and longitudinal groove, work ladder top connecting piece 7 includes the connecting rod and sets up the protruding head at the connecting rod tip, wherein the width of transverse groove is greater than the external diameter of the connecting rod of work ladder top connecting piece 7 and is less than the protruding head external diameter of work ladder top connecting piece 7, the width of longitudinal groove is greater than the protruding head external diameter of work ladder top connecting piece 7, work ladder quick unable adjustment base 5 bottom is provided with unable adjustment base mounting bolt hole 9 and is used for being connected with large-scale store platform, work ladder top connecting piece 7 connecting rod is used for being connected with work ladder 3.
Further, a fixing base safety pin mounting hole 10 is provided on a pair of side surfaces of the rapid fixing base 5 of the work ladder, and a safety pin 8 is provided in the fixing base safety pin mounting hole 10 to prevent the work ladder top connector 7 from sliding from the lateral groove to the longitudinal groove.
Further, the side of the rapid fixing base 5 of the work ladder along the heading direction is an inclined plane.
Further, the included angle between the windward side surface and the top surface of the rapid fixed base 5 of the working ladder is smaller than the included angle between the windward side surface and the top surface.
Further, the arc transition is formed at the joint of the transverse groove and the longitudinal groove.
Further, the protruding head of the working ladder top connecting piece 7 is a ball head.
The beneficial effects are that:
the utility model provides a quick fixing base of an aircraft store working ladder, namely a working ladder fixing base is arranged at the lower part of the store, a connecting piece at the top of the working ladder is limited through a key slot groove on the fixing base, a safety pin hole is arranged on the base, and the working ladder is locked through inserting a safety pin. The ground staff can be enabled to quickly fix the working ladder on the store on the back of the aircraft, and the need that the ground staff enters the store to carry out maintenance work is effectively solved.
Drawings
FIG. 1 is a schematic view of a mounting location of a fixed base of a work ladder;
fig. 2 is a schematic view of the connection of the working ladder and the fixed base along the direction a in fig. 1;
fig. 3 is a schematic view of a structure of a fixing base.
Wherein: 1. the safety device comprises a machine body, a hanging platform, a working ladder, a hanging and machine body connecting bracket, a working ladder fixing base, a fixing base key groove, a working ladder top connecting piece, a safety pin, a fixing base mounting bolt hole and a fixing base safety pin mounting hole.
Detailed Description
A large-scale store platform is arranged at the back of a machine body of a certain type. In order to meet the daily maintenance requirement that the ground staff enters the store, a quick fixing base of the working ladder is arranged below the store, and the quick fixing base can enable the ground staff to quickly fix the working ladder on the store on the back of the aircraft, so that the requirement that the ground staff enters the store to carry out maintenance work is effectively met.
The utility model is realized by the following technical scheme:
and 1, arranging two fixing bases at the lower part of the external storage platform, wherein working ladder convex heads are arranged on the bases and clamped into grooves for the installation and fixation of the working ladder.
2 when the groove design on the base, design for the key groove form, working ladder top connecting piece card goes into this key groove inslot, can carry out spacingly to the working ladder, and the unexpected roll-off of working ladder when preventing personnel to climb for the first time guarantees personnel's safety.
3, in order to further lock the working ladder, the safety of the installation of the working ladder is increased, a safety pin installation hole is formed in the fixed base, and a worker locks the working ladder by inserting the safety pin in the fixed base after first boarding the ladder.
The utility model relates to a quick fixing base for an aircraft store working ladder, which is described in detail below with reference to the accompanying drawings.
As shown in fig. 1-3, two working ladder fixing bases 5 are arranged below the external stores 2 on the back of the machine body 1 and used for installing the working ladder 3. When the working ladder 3 is installed, the working ladder is fixed by inserting the working ladder top connecting piece 7 into the key groove 6 of the working ladder fixing base 5.
In each maintenance process, when personnel climb the working ladder for the first time, the limiting of the connecting piece 7 at the top of the working ladder can be realized through the key groove 6 arranged on the fixed base 5, so that the working ladder is prevented from accidentally sliding out of the fixed base.
After a person first climbs the ladder, the safety pin 8 is inserted into the safety pin mounting hole 10 formed in the fixed base 5, and the top connecting piece of the working ladder is further locked.
Specifically, an aircraft store work ladder quick fixation base 5 is box type structure that the bottom surface lacks, be provided with L type unable adjustment base key way 6 on the top surface, L type unable adjustment base key way 6 includes horizontal groove and longitudinal groove, work ladder top connecting piece 7 includes the connecting rod and sets up the protruding head at the connecting rod tip, wherein the width of horizontal groove is greater than the external diameter of the connecting rod of work ladder top connecting piece 7 and is less than the protruding head external diameter of work ladder top connecting piece 7, the width of longitudinal groove is greater than the protruding head external diameter of work ladder top connecting piece 7, work ladder quick fixation base 5 bottom is provided with unable adjustment base mounting bolt hole 9 and is used for being connected with large-scale store platform, work ladder top connecting piece 7 connecting rod is used for being connected with work ladder 3.
Preferably, a fixed base safety pin mounting hole 10 is provided on a pair of sides of the quick fixed base 5 of the work ladder, and the safety pin 8 is provided in the fixed base safety pin mounting hole 10 to prevent the work ladder top connector 7 from sliding from the lateral slot to the longitudinal slot.
Preferably, the side of the rapid-fixing base 5 of the work ladder along the heading direction is an inclined plane.
Preferably, the angle between the windward side and the top surface of the rapid fixing base 5 of the working ladder is smaller than the angle between the windward side and the top surface.
Preferably, the arc transition is formed at the connection part of the transverse groove and the longitudinal groove.
Preferably, the nose of the ladder top connector 7 is a ball head.
Claims (6)
1. The utility model provides an aircraft store working ladder quick unable adjustment base (5), a serial communication port, working ladder quick unable adjustment base (5) is the box type structure that the bottom surface lacks, be provided with L type unable adjustment base key groove (6) on the top surface, L type unable adjustment base key groove (6) include horizontal groove and longitudinal groove, working ladder top connecting piece (7) include the connecting rod and set up the protruding head at the connecting rod tip, wherein the width of horizontal groove is greater than the external diameter of the connecting rod of working ladder top connecting piece (7) and is less than the protruding head external diameter of working ladder top connecting piece (7), the width of longitudinal groove is greater than the protruding head external diameter of working ladder top connecting piece (7), working ladder quick unable adjustment base (5) bottom is provided with unable adjustment base mounting bolt hole (9) and is used for being connected with large-scale store platform, working ladder top connecting piece (7) connecting rod is used for being connected with working ladder (3).
2. An aircraft store work ladder quick-fixing base according to claim 1, characterized in that a fixing base safety pin mounting hole (10) is provided on a pair of sides of the work ladder quick-fixing base (5), and that a safety pin (8) is provided in the fixing base safety pin mounting hole (10) to prevent the work ladder top connection piece (7) from sliding from the transverse slot to the longitudinal slot.
3. The quick-action base for an aircraft store work ladder according to claim 1, characterized in that the side of the quick-action base for an aircraft ladder (5) along the heading direction is beveled.
4. The quick-action base for an aircraft store work ladder according to claim 1, characterized in that the angle between the windward side and the top surface of the quick-action base for a work ladder (5) is smaller than the angle between the windward side and the top surface.
5. The quick stationary base of an aircraft pylon working ladder of claim 1 wherein the transverse slot and longitudinal slot communicate in a circular arc transition.
6. The quick-action base for an aircraft pylon working ladder of claim 1, wherein the nose of the top connector (7) of the ladder is a ball head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320573985.1U CN219468029U (en) | 2023-03-22 | 2023-03-22 | Quick unable adjustment base of aircraft store work ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320573985.1U CN219468029U (en) | 2023-03-22 | 2023-03-22 | Quick unable adjustment base of aircraft store work ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219468029U true CN219468029U (en) | 2023-08-04 |
Family
ID=87441504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320573985.1U Active CN219468029U (en) | 2023-03-22 | 2023-03-22 | Quick unable adjustment base of aircraft store work ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219468029U (en) |
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2023
- 2023-03-22 CN CN202320573985.1U patent/CN219468029U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |