CN212709976U

CN212709976U - Aerial forest protection fire control is with whereabouts rope ladder receive and releases structure

Info

Publication number: CN212709976U
Application number: CN202021671657.8U
Authority: CN
Inventors: 刘艾琳
Original assignee: Dalian Eurasia Helicopter Co ltd
Current assignee: Dalian Eurasia Helicopter Co ltd
Priority date: 2020-08-12
Filing date: 2020-08-12
Publication date: 2021-03-16
Anticipated expiration: 2030-08-12

Abstract

The utility model belongs to the technical field of rope ladders, in particular to a rope ladder folding and unfolding structure for fire protection of aviation forests, which provides the following proposal aiming at the existing problems, which comprises a helicopter side body, wherein one side of the helicopter side body is respectively and fixedly provided with two fixed blocks, one side of any fixed block is provided with a rotating hole, a rotating rod is rotatably arranged in the rotating hole, both ends of the rotating rod extend out of the fixed block, one end of the rotating rod is fixedly provided with a rotating disc, and the other end of the rotating rod is rotatably arranged on the other fixed block, and the rotating rod is respectively and fixedly provided with two lifting ropes, the utility model solves the defect that the rope ladder is inconvenient to be folded and unfolded in the prior art, so that the rope ladder can be lowered by pulling the pull ring, and winding phenomenon can not take place, it is also very convenient to accomodate rope ladder, has satisfied people's demand.

Description

Aerial forest protection fire control is with whereabouts rope ladder receive and releases structure

Technical Field

The utility model relates to a rope ladder technical field especially relates to an aviation forest protection fire control is with whereabouts rope ladder receive and releases structure.

Background

As is well known, the ladder is widely used in people's life as a climbing tool, and the traditional ladder mainly comprises support rods on two sides and a plurality of cross rods, wherein the cross rods are transversely arranged between the support rods on two sides from top to bottom, and people develop a plurality of rope ladders according to the above conditions, and the volume of the rope ladder is more convenient to carry than that of the traditional ladder.

Aviation forest protection for fire control whereabouts rope ladder on the existing market is various, but the shortcoming of inconvenient receiving and releasing of ubiquitous has, lose down the rope ladder on helicopter and offer the fire fighter and descend, general rope ladder ties very easily, can waste more time when emitting the rope ladder, also very troublesome when receiving the rope ladder simultaneously, so propose an aviation forest protection for fire control whereabouts rope ladder receive and release the structure and solve the above-mentioned problem that proposes.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that the rope ladder is inconvenient to be folded and unfolded in the prior art, and providing a descending rope ladder folding and unfolding structure for fire fighting of aviation forest guard.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a falling rope ladder retracting structure for fire fighting of aviation forest protection comprises a helicopter side body, wherein one side of the helicopter side body is respectively and fixedly provided with two fixed blocks, one side of any one fixed block is provided with a rotating hole, a rotating rod is rotatably arranged in the rotating hole, the two ends of the rotating rod extend out of the fixed blocks, one end of the rotating rod is fixedly provided with a rotating disc, the other end of the rotating rod is rotatably arranged on the other fixed block, the rotating rod is respectively and fixedly provided with two lifting ropes, one sides of the two lifting ropes, which are close to each other, are uniformly and fixedly connected with a plurality of stepping ropes at intervals, the bottoms of the two lifting ropes are respectively and fixedly provided with the same load bar, one side of the helicopter side body is respectively and slidably provided with two movable blocks, one sides of the two movable blocks, which are close to each other, are respectively provided with a groove, the grooves, and the friction pad is matched with the movable block.

Preferably, the rotating rod is fixedly sleeved with a bearing, and the outer wall of the bearing is fixedly installed on the inner wall of the rotating hole.

Preferably, the wheels are rotatably arranged at two ends of the load bar and are matched with the movable blocks.

Preferably, two spouts have been seted up respectively to one side of the helicopter side body, and slidable mounting has one side of slider in the spout, and the opposite side fixed mounting of slider has seted up same aperture on the one side inner wall that two spouts kept away from each other, fixedly connected with rope A's one end on arbitrary slider, and rope A's the other end runs through the aperture to fixed connection is on another slider.

Preferably, the one end of equal fixedly connected with spring on the one side inner wall that two spouts kept away from each other, and the other end fixed connection of spring is on the slider.

Preferably, the rope A is fixedly sleeved with a connecting block, a vertical hole is formed in the inner wall of the top of the small hole, one end of a rope B is fixedly connected to the connecting block, the other end of the rope B extends out of the side of the helicopter, and a pull ring is fixedly mounted on the connecting block.

In the utility model, the rope ladder retracting structure for aviation forest protection fire control pulls the pull ring to make the rope B pull the connecting block, so that the rope A can drive the two movable blocks to move to one side away from each other, then the loading rod moves out of the groove and moves downwards, and at the moment, the rope ladder can be opened; if the rope ladder needs to be collected, the turntable is rotated at first to drive the rotating rod to rotate, then the rope ladder can be wound on the rotating rod, after the load rod moves into the groove, the spring can force the movable block and the friction pad to extrude and rub with each other, the rotating rod is fixed, and at the moment, the rope ladder can be stably collected on the rotating rod;

the utility model provides an among the prior art exist the inconvenient shortcoming that receive and releases of rope ladder for the pulling pull ring just can realize transferring to the rope ladder, and can not take place winding phenomenon, it is also very convenient to accomodate of rope ladder, has satisfied people's demand.

Drawings

Fig. 1 is a schematic front view of a rope lowering ladder retracting structure for fire fighting of an aviation forest guard provided by the utility model;

fig. 2 is a schematic structural view of a part a of a rope lowering ladder retracting structure for fire fighting of an aviation forest guard provided by the utility model;

fig. 3 is the utility model provides a B part structure sketch map of aerial forest canopy fire control is with descending rope ladder receive and releases structure.

In the figure: the helicopter comprises a helicopter body 1, a fixed block 2, a rotating hole 3, a rotating rod 4, a bearing 5, a rotating disc 6, a lifting rope 7, a treading rope 8, a load rod 9, wheels 10, a movable block 11, a sliding groove 12, a sliding block 13, a spring 14, a groove 15, a small hole 16, a rope A17, a connecting block 18, a vertical hole 19, a rope B20, a pull ring 21 and a friction pad 22.

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.

Example one

Referring to fig. 1-3, a rope falling ladder retracting structure for aviation forest protection and fire fighting comprises a helicopter side body 1, wherein two fixed blocks 2 are respectively and fixedly installed on one side of the helicopter side body 1, a rotating hole 3 is formed in one side of any one of the fixed blocks 2, a rotating rod 4 is rotatably installed in the rotating hole 3, two ends of the rotating rod 4 extend out of the fixed blocks 2, a rotating disc 6 is fixedly installed at one end of the rotating rod 4, the other end of the rotating rod 4 is rotatably installed on the other fixed block 2, two lifting ropes 7 are respectively and fixedly installed on the rotating rod 4, a plurality of stepping ropes 8 are fixedly connected to one side, close to each other, of the two lifting ropes 7 at equal intervals, the same load bar 9 is fixedly installed at the bottom ends of the two lifting ropes 7, two movable blocks 11 are respectively and slidably installed on one side of the helicopter side body 1, and a groove 15 is, the groove 15 is matched with the load rod 9, the rotating rod 4 is fixedly sleeved with a friction pad 22, and the friction pad 22 is matched with the movable block 11.

The utility model discloses in, the fixed cup joint has bearing 5 on dwang 4, and bearing 5's outer wall fixed mounting is on the inner wall of changeing hole 3, and bearing 5 is for making dwang 4 rotate more firmly.

The utility model discloses in, the both ends of burden pole 9 are all rotated and are installed wheel 10, and wheel 10 and movable block 11 looks adaptation, move on movable block 11 through wheel 10 and force two movable blocks 11 to one side removal of keeping away from each other, and then make recess 15 reach the injecing to burden pole 9.

The utility model discloses in, two spout 12 have been seted up respectively to one side of the helicopter side body 1, and sliding mounting has one side of slider 13 in the spout 12, slider 13's opposite side fixed mounting is on movable block 11, same aperture 16 has been seted up on the one side inner wall that two spout 12 kept away from each other, fixedly connected with rope A17's one end on arbitrary slider 13, rope A17's the other end runs through aperture 16, and fixed connection is on another slider 13, spout 12 and slider 13 mutually support and make movable block 11 slide better.

The utility model discloses in, equal fixedly connected with spring 14's one end on the one side inner wall that two spout 12 kept away from each other, and spring 14's other end fixed connection is on slider 13, and spring 14 is for making 11 automatic re-setting of movable block.

The utility model discloses in, fixed the having cup jointed connecting block 18 on the rope A17, and seted up perpendicular hole 19 on the inner wall at aperture 16 top, fixedly connected with rope B20's one end on the connecting block 18, and outside the other end of rope B20 extended to the helicopter side body 1 to fixed mounting has pull ring 21.

Example two

The utility model discloses in, the fixed cup joint has bearing 5 on dwang 4, and bearing 5's outer wall fixed mounting is on changeing the inner wall of hole 3.

The utility model discloses in, the both ends of load bar 9 are all rotated and are installed wheel 10, and wheel 10 and the 11 looks adaptations of movable block.

The utility model discloses in, two spout 12 have been seted up respectively to one side of the helicopter side body 1, and sliding mounting has one side of slider 13 in the spout 12, and the fixed welding of opposite side of slider 13 is on movable block 11, has seted up same aperture 16 on the one side inner wall that two spout 12 kept away from each other, and fixedly connected with rope A17's one end on arbitrary slider 13, rope A17's the other end runs through aperture 16 to fixed connection is on another slider 13.

The utility model discloses in, equal fixed welding has the one end of spring 14 on the one side inner wall that two spout 12 kept away from each other, and the fixed welding of the other end of spring 14 is on slider 13.

In the utility model, the rope B20 pulls the connecting block 18 by pulling the pull ring 21, and then the rope A17 drives the two movable blocks 11 to move to one side away from each other, and then the loading rod 9 moves out of the groove 15 and moves downwards, and at the moment, the rope ladder is opened; if will receive rope ladder, at first rotate carousel 6, make it drive dwang 4 and rotate, then rope ladder will twine on dwang 4, and after bogie 9 is in immigration recess 15, spring 14 can force movable block 11 and friction pad 22 extrusion friction each other, reaches the fixed of dwang 4 pivoted, and rope ladder will be accomodate on dwang 4 firmly this moment.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a descending rope ladder winding and unwinding structure for aviation forest protection fire control, includes the helicopter side body (1), its characterized in that, one side of the helicopter side body (1) is fixed mounting respectively has two fixed blocks (2), and one side of arbitrary fixed block (2) has seted up changes hole (3), change hole (3) internal rotation and install dwang (4), and the both ends of dwang (4) all extend to outside fixed block (2), the one end fixed mounting of dwang (4) has carousel (6), and the other end of dwang (4) rotates and installs on another fixed block (2), fixed mounting respectively has two lifting ropes (7) on dwang (4), and the impartial interval fixedly connected with a plurality of in one side that two lifting ropes (7) are close to each other steps on rope (8), and the equal fixed mounting in bottom of two lifting ropes (7) has same loading beam (9), one side of the helicopter side body (1) is respectively provided with two movable blocks (11) in a sliding manner, one side of each movable block (11) close to each other is provided with a groove (15), the groove (15) is matched with the load rod (9), the rotating rod (4) is fixedly sleeved with a friction pad (22), and the friction pad (22) is matched with the movable blocks (11).

2. The retracting structure of the descent rope ladder for fire protection of aviation forests according to claim 1, characterized in that the rotating rod (4) is fixedly sleeved with a bearing (5), and the outer wall of the bearing (5) is fixedly installed on the inner wall of the rotating hole (3).

3. The descent rope ladder retracting structure for fire protection of aviation forests according to claim 1, wherein wheels (10) are rotatably mounted at both ends of the loading rod (9), and the wheels (10) are matched with the movable blocks (11).

4. The aerial forest protection fire-fighting falling rope ladder retracting structure as claimed in claim 1, wherein two sliding grooves (12) are formed in one side of the helicopter side body (1) respectively, one side of each sliding block (13) is slidably mounted in each sliding groove (12), the other side of each sliding block (13) is fixedly mounted on each movable block (11), the inner wall, far away from each other, of each sliding groove (12) is provided with one small hole (16), one end of a rope A (17) is fixedly connected to each sliding block (13), and the other end of each rope A (17) penetrates through each small hole (16) and is fixedly connected to the other sliding block (13).

5. The aerial forest fire-fighting falling rope ladder retracting structure as claimed in claim 4, wherein one end of the spring (14) is fixedly connected to the inner wall of one side, away from each other, of the two sliding grooves (12), and the other end of the spring (14) is fixedly connected to the sliding block (13).

6. The aerial forest fire-fighting falling rope ladder retracting structure as claimed in claim 4, wherein the rope A (17) is fixedly connected with a connecting block (18) in a sleeved mode, the inner wall of the top of the small hole (16) is provided with a vertical hole (19), one end of a rope B (20) is fixedly connected to the connecting block (18), the other end of the rope B (20) extends out of the helicopter side body (1), and a pull ring (21) is fixedly installed on the connecting block.