CN211382227U

CN211382227U - Stretcher device for helicopter

Info

Publication number: CN211382227U
Application number: CN201921832638.6U
Authority: CN
Inventors: 郗文; 马武明; 周海波; 薛萌萌; 王夫帅; 贺振; 侯烨琦; 李俊杰
Original assignee: AVIC Aerospace Life Support Industries Ltd
Current assignee: AVIC Aerospace Life Support Industries Ltd
Priority date: 2019-10-29
Filing date: 2019-10-29
Publication date: 2020-09-01
Anticipated expiration: 2029-10-29

Abstract

The utility model discloses a helicopter stretcher device, perpendicular course is installed in the cabin, including stretcher station and stretcher, the stretcher station is including installing the floorbar on the cabin track through lower margin mechanism, span and install the slide rail on the floorbar and establish the locking mechanical system on the floorbar, the stretcher supports on the slide rail, the frame bottom of stretcher is equipped with the supporting leg that has the gyro wheel, be equipped with anti-disengaging structure on supporting leg and the slide rail, the stretcher inserts the slide rail through anti-disengaging structure and does not deviate from the slide rail, remove along the slide rail through the gyro wheel, the stretcher passes through the locking mechanical system locking after removing to target in place on the slide rail, be equipped with the safety belt on the stretcher. The device realizes the rapid installation and the disassembly of the stretcher in the cabin, and has high transfer efficiency.

Description

Stretcher device for helicopter

Technical Field

The utility model relates to an airborne equipment, concretely relates to helicopter stretcher device.

Background

The rescue helicopter is used for transporting the sick and wounded to ensure that the sick and wounded are very necessary to be timely rescued, and the first-aid functions of bandaging, hemostasis, fixation, oxygen introduction, defibrillation, electrocardio, blood pressure, respiration and pulse monitoring, sputum, blood, pus, secretion and other dirt in the body of a patient need to be absorbed and removed in the process of delivering serious sick and wounded, but the existing airborne medical rescue equipment of the helicopter, particularly a stretcher, cannot realize quick installation and disassembly, and delays transportation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a helicopter stretcher device, the device have realized the quick installation and the dismantlement of stretcher in the cabin, transport efficiently.

The utility model adopts the technical proposal that:

the utility model provides a stretcher device of helicopter, perpendicular course is installed in the cabin, including stretcher station and stretcher, the stretcher station is including installing the floorbar on the cabin ground rail through lower margin mechanism, span and install the slide rail on the floorbar and establish the locking mechanical system on the floorbar, the stretcher supports on the slide rail, the frame bottom of stretcher is equipped with the supporting leg that has the gyro wheel, be equipped with anti-disengaging structure on supporting leg and the slide rail, the stretcher inserts the slide rail and does not deviate from the slide rail through anti-disengaging structure, remove along the slide rail through the gyro wheel, the stretcher passes through the locking mechanical system locking after removing to target in place on the slide rail, be equipped with the.

Furthermore, two positioning shafts are respectively arranged at two ends of a frame of the stretcher, the locking mechanisms correspond to the positioning shafts one by one and comprise swing rods and locking assemblies, the bottoms of the swing rods are arranged on the bottom beams in a swinging mode, and one sides of the tops of the swing rods are provided with open positioning grooves; the swinging rod is locked by the locking component after swinging downwards, and the movement of the stretcher on the sliding rail is not influenced; the swinging rod swings upwards and then is locked through the locking assembly, the positioning shafts on the frame are respectively positioned in the positioning grooves, and the front and the back of the stretcher are locked.

Furthermore, the locking assembly comprises a knob for driving the swing rod to swing, a guide block arranged on the bottom beam, a locking block matched on the guide block and a compression spring connected with the locking block and the bottom beam, the locking block is pressed against the side face of the knob under the action of the compression spring, a groove is formed in the side face of the knob, and the locking block is clamped in the corresponding groove when the knob drives the swing rod to swing upwards in place and swing downwards in place.

Further, the swinging rod is accommodated in the strip-shaped groove on the bottom beam when swinging downwards to the proper position.

Further, lower margin mechanism includes foot piece, rag bolt, lid type nut and elastic washer, and the cooperation of the rag hole on foot piece and the cabin ground rail, rag bolt are connected the foot piece on the floorbar, and lid type nut just presses elastic washer on the floorbar with rag bolt top cooperation.

Furthermore, the anti-disengaging structure on the supporting leg is a T-shaped groove below the roller, the anti-disengaging structure on the slide rail is a T-shaped plate at the top, the T-shaped groove is inserted into the T-shaped plate, and the roller is supported at the top of the T-shaped plate.

Furthermore, the roller is supported on the supporting leg through a bolt, and a nut used for preventing the roller from being separated from the supporting leg is arranged on the bolt.

Furthermore, two L-shaped pieces are arranged on two sides of the sliding rail to form a T-shaped plate.

Further, the harness includes an upper torso four-point harness and a lower torso two-point harness.

The utility model has the advantages that:

the device realizes the rapid installation and the disassembly of the stretcher in the cabin, and has high transfer efficiency.

Drawings

Fig. 1 is a schematic view of an embodiment of the present invention within a nacelle.

Fig. 2 is a schematic view of the embodiment of the present invention in which the stretcher stands in the cabin.

Fig. 3 is a schematic diagram of an embodiment of the present invention.

Fig. 4 is a schematic view of a stretcher station according to an embodiment of the present invention.

Fig. 5 is a schematic view of a bottom beam and a locking mechanism in an embodiment of the invention.

Fig. 6 is a schematic view of the stretcher according to the embodiment of the present invention.

Fig. 7 is a schematic view of a support leg in an embodiment of the invention.

Fig. 8 is a schematic diagram of the embodiment of the present invention after the lock mechanism is released.

In the figure: 1-a cabin floor; 2-engine room ground rail; 3-a bottom beam; 4-a slide rail; 5-a locking mechanism; 51-a swing lever; 52-a knob; 53-a locking piece; 54-a guide block; 55-a spring; 56-cylindrical pin; 6, stretcher; 61-a frame; 62-paving a board; 7-a safety belt; 8-a ground pin mechanism; 81-a footing piece; 82-foundation bolts; 83-cap nut; 84-a resilient gasket; 9-supporting feet; 91-a roller; 92-T type groove; 93-bolt; 94-a nut; 10-positioning the shaft.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

As shown in fig. 1 to 8, a stretcher device of a helicopter, the vertical course is installed in a cabin, the stretcher device comprises a stretcher station and a stretcher 6, the stretcher station comprises a bottom beam 3 installed on a cabin ground rail 2 through a ground pin mechanism 8, a slide rail 4 stretching across and installed on the bottom beam 3 and a locking mechanism 5 arranged on the bottom beam 3, the stretcher 6 is supported on the slide rail 4, a supporting leg 9 with a roller 91 is arranged at the bottom of a frame 61 of the stretcher 6, anti-falling structures are arranged on the supporting leg 9 and the slide rail 4, the stretcher 6 is inserted into the slide rail 4 through the anti-falling structures, does not fall off the slide rail 4 and moves along the slide rail 4 through the roller 91, the stretcher 6 is locked by the locking mechanism 5 after moving on the slide rail 4 to a certain. The device realizes the rapid installation and disassembly of the stretcher 6 in the cabin, and has high transfer efficiency.

As shown in fig. 1 to 6 and 7, in the present embodiment, two positioning shafts 10 are respectively disposed at two ends of a frame 61 of a stretcher 6, locking mechanisms 5 are in one-to-one correspondence with the positioning shafts 10 and include a swing rod 51 and a locking component, the bottom of the swing rod 51 is swingably disposed on a bottom beam 3, and one side of the top of the swing rod 51 is provided with an open positioning slot; the swinging rod 51 is locked by the locking component after swinging downwards, and the movement of the stretcher 6 on the sliding rail 4 is not influenced; the swinging rod 51 swings upwards and then is locked by the locking component, the positioning shafts 10 on the frame 61 are respectively positioned in the positioning grooves, and the front and the back of the stretcher 6 are locked; the operation is simple and the efficiency is high.

As shown in fig. 3, 5 and 8, in the present embodiment, the locking assembly includes a knob 52 for driving the swing rod 51 to swing, a guide block 54 disposed on the bottom beam 3, a locking block 53 fitted on the guide block 54, and a compression spring 55 connected to the locking block 53 and the bottom beam 3 (one end of the compression spring 55 is fixed on the bottom beam 3, and the other end is connected to the locking block 53 through a cylindrical pin 54), the locking block 53 is pressed against a side surface of the knob 52 under the action of the compression spring 55, a groove is disposed on a side surface of the knob 52, and the locking block 53 is clamped in the corresponding groove when the swing rod 51 is driven by the knob 52 to swing upwards to a proper position and swing downwards to a proper position, so that the locking is reliable.

In this embodiment, the swing lever 51 is received in a strip-shaped groove in the bottom beam 3 when swung down into position, as shown in fig. 8.

As shown in fig. 5, in the present embodiment, the anchor mechanism 8 includes a foot block 81, an anchor bolt 82, a cap nut 83, and an elastic washer 84, the foot block 81 is engaged with a foot hole on the nacelle rail 2, the anchor bolt 82 connects the foot block 81 to the base beam 3, and the cap nut 83 is engaged with a tip end of the anchor bolt 82 and presses the elastic washer 84 against the base beam 3.

As shown in fig. 7, in this embodiment, the anti-falling structure on the support leg 9 is a T-shaped groove 92 located below the roller 91, the anti-falling structure on the slide rail 4 is a T-shaped plate located at the top, the T-shaped groove 92 is inserted into the T-shaped plate, and the roller 91 is supported at the top of the T-shaped plate.

As shown in fig. 7, in the present embodiment, the roller 91 is supported on the support leg 9 by a bolt 93, and a nut 94 for preventing the escape is provided on the bolt 93.

In the embodiment, two L-shaped pieces are mounted on two sides of the sliding rail 4 to form a T-shaped plate.

As shown in fig. 1, 3, 6 and 8, in this embodiment the harness 7 comprises an upper torso four-point harness and a lower torso two-point harness.

It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.

Claims

1. A stretcher device of a helicopter is characterized in that: perpendicular course is installed in the cabin, including stretcher station and stretcher, the stretcher station is including installing the floorbar on the cabin ground rail through lower margin mechanism, span and install the slide rail on the floorbar and establish the locking mechanical system on the floorbar, the stretcher supports on the slide rail, the frame bottom of stretcher is equipped with the supporting leg that has the gyro wheel, be equipped with anti-disengaging structure on supporting leg and the slide rail, the stretcher inserts the slide rail through anti-disengaging structure and does not deviate from the slide rail, remove along the slide rail through the gyro wheel, the stretcher passes through the locking mechanical system locking after removing to target in place on the slide rail, be equipped with the safety belt on.

2. The helicopter stretcher apparatus of claim 1 further characterized by: two positioning shafts are respectively arranged at two ends of a frame of the stretcher, the locking mechanisms correspond to the positioning shafts one by one and comprise swinging rods and locking assemblies, the bottoms of the swinging rods are arranged on the bottom beams in a swinging mode, and one sides of the tops of the swinging rods are provided with open positioning grooves; the swinging rod is locked by the locking component after swinging downwards, and the movement of the stretcher on the sliding rail is not influenced; the swinging rod swings upwards and then is locked through the locking assembly, the positioning shafts on the frame are respectively positioned in the positioning grooves, and the front and the back of the stretcher are locked.

3. The helicopter stretcher apparatus of claim 2 characterized by: the locking assembly comprises a knob for driving the swing rod to swing, a guide block arranged on the bottom beam, a locking block matched on the guide block and a compression spring connected with the locking block and the bottom beam, the locking block is pressed against the side face of the knob under the action of the compression spring, a groove is formed in the side face of the knob, and the locking block is clamped in the corresponding groove when the knob drives the swing rod to swing upwards in place and swing downwards in place.

4. The helicopter stretcher apparatus of claim 2 characterized by: the swinging rod is accommodated in the strip-shaped groove on the bottom beam when swinging downwards to a proper position.

5. The helicopter stretcher apparatus of claim 1 further characterized by: the foundation mechanism comprises a foundation block, a foundation bolt, a cover nut and an elastic washer, the foundation block is matched with a foundation hole on a ground rail of the engine room, the foundation bolt connects the foundation block on the bottom beam, and the cover nut is matched with the top end of the foundation bolt and presses the elastic washer on the bottom beam.

6. The helicopter stretcher apparatus of claim 1 further characterized by: the anti-disengaging structure on the supporting leg is a T-shaped groove located below the roller, the anti-disengaging structure on the slide rail is a T-shaped plate located at the top, the T-shaped groove is inserted into the T-shaped plate, and the roller is supported at the top of the T-shaped plate.

7. The helicopter stretcher apparatus of claim 6 further characterized by: the gyro wheel passes through the bolt support on the supporting leg, is equipped with the nut that is used for preventing deviating from on the bolt.

8. The helicopter stretcher apparatus of claim 1 further characterized by: two L-shaped pieces are arranged on two sides of the sliding rail to form a T-shaped plate.

9. The helicopter stretcher apparatus of claim 1 further characterized by: the harness includes an upper torso four-point restraint strap and a lower torso two-point restraint strap.