CN115845286B - Vibration reduction interface device for single person transportation and use method thereof - Google Patents

Abstract

The invention relates to a vibration reduction interface device for single person transportation and a use method thereof, belongs to the technical field of transportation rescue equipment, and solves the problems of collision and single function of users caused by vibration in the prior art. The damping interface device comprises a tension-compression buffer device, an auxiliary mounting plate and a connecting pipe; the pulling and pressing buffer device comprises a pulling and pressing buffer shaft and a pulling and pressing buffer shaft sleeve; one end of the pulling and pressing buffer shaft is provided with a boss on the shaft; the pulling and pressing buffer shaft sleeve is provided with a shaft sleeve inner boss and a shaft sleeve outer boss; a facility interface is arranged on the auxiliary mounting plate; an upper interface and a lower interface are arranged at two ends of the connecting pipe; the facility interface, the lower interface, the connecting pipe and the upper interface on the auxiliary installation upper plate form a cable channel together. The tension and compression buffer device can improve the comfort level of transportation users and ensure the safety and convenience of the rescue process. The device and the using method of the invention have wide application, simple steps and safe use, and can be combined with other functional devices to be carried on various transportation equipment.

Description

Vibration reduction interface device for single person transportation and use method thereof

Technical Field

The invention relates to the technical field of load transportation equipment, in particular to a vibration reduction interface device for single person transportation and a use method thereof.

Background

In the scenes of rescue, cargo transportation and the like, the transportation of cargoes or users with large loads is frequently carried out by a single person, assistance is needed by means of the device, and the safety of both transportation parties is ensured. Therefore, load transportation auxiliary tools, particularly auxiliary tools for load transportation, are increasingly popular, and the technical requirements on related load transportation equipment are also increasingly improved. For example, the two rescue parties need to absorb vibration in the rescue transportation process, the lightweight and weight-reduction design of equipment, and the rescue users need to carry various power supplies, positioning devices, detection devices and the like. The conventional products usually have functions and structures which cannot meet the requirements at the same time, and particularly relate to equipment carried by users, and the problems that the whole rigid load transportation auxiliary tool has no buffer defect, no interface for installing general facilities or emergency facilities, no storage defect of equipment cables and the like are clearly apparent when the sick and wounded or the precision equipment is transported in the scenes such as rescue and relief work.

In the technical field of load transportation equipment, in particular to auxiliary tools for small load transportation, a device is needed to solve the problems.

Disclosure of Invention

In view of the above analysis, the present invention aims to provide a vibration reduction interface device for single person transportation and a use method thereof, which are used for solving the problems of no vibration reduction, no portability of general facilities, low comfort for users, poor transportation safety and the like of single person load transportation equipment.

The invention is realized by the following technical scheme:

a vibration reduction interface device for single person transportation comprises a tension and compression buffer device, an auxiliary mounting plate and a connecting pipe fixedly connected to the lower side of the auxiliary mounting plate; the pulling and pressing buffer device comprises a pulling and pressing buffer shaft sleeve and a pulling and pressing buffer shaft; the bottom of the pulling and pressing buffer shaft sleeve is fixedly connected to the auxiliary mounting plate; an upper connecting unit interface is arranged at one end of the tension and compression buffer shaft, and threads are arranged at the other end of the tension and compression buffer shaft; an on-shaft boss is arranged at one end of the pull-press buffer shaft, which is close to the interface of the upper connecting unit; the inner middle part of the pulling and pressing buffer shaft sleeve is provided with a shaft sleeve inner boss, and the outer part of the pulling and pressing buffer shaft sleeve is provided with a shaft sleeve outer boss; an upper pressure spring is arranged between the upper shaft boss and the inner shaft sleeve boss, and a lower pressure spring is arranged between the inner shaft sleeve boss and the pull-press buffer shaft limiting block; the pulling and pressing buffer shaft generates buffer displacement in the sleeve cavity of the pulling and pressing buffer shaft; the auxiliary mounting plate comprises an auxiliary mounting upper plate, an auxiliary mounting lower plate and an auxiliary mounting column; the tension and compression buffer device is arranged on the upper side of the auxiliary installation upper plate; the auxiliary installation upper plate and the auxiliary installation lower plate are provided with a plurality of coaxial through holes, and the coaxial through holes comprise 1 group of coaxial through holes arranged in the middle of the auxiliary installation upper plate and the auxiliary installation lower plate and a plurality of groups of coaxial through holes uniformly distributed on the circumference of the coaxial through holes in the middle; the through holes arranged in the middle of the auxiliary installation upper plate and the auxiliary installation lower plate are connected with the tension and compression buffer device; a plurality of facility interfaces are arranged at the through holes on the periphery of the upper side of the auxiliary installation upper plate; the through holes arranged at the periphery of the auxiliary installation upper plate and the auxiliary installation lower plate are connected with the auxiliary installation column; the auxiliary mounting column is a hollow tube; the through holes arranged on the periphery of the lower side of the auxiliary installation lower plate are correspondingly connected with the connecting pipes; the connecting pipe is arranged at the lower side of the auxiliary installation lower plate; the upper end of the connecting pipe is provided with an upper interface, and the lower end of the connecting pipe is provided with a lower interface; the upper interface is provided with a matched connecting structure which is fixedly connected with the auxiliary installation lower plate in a modularized manner; the plurality of connecting pipes share 1 upper interface; a plurality of connecting pipes can share a lower interface; the lower interface is linearly provided with a mounting structure of the connecting pipe; the facility interface, the lower interface, the connecting pipe and the upper interface on the auxiliary installation upper plate form a cable channel together.

Further, one end of the pulling and pressing buffer shaft is provided with threads; and the thread on the pulling and pressing buffer shaft is used for being fixedly connected with a pulling and pressing buffer shaft limiting block.

The auxiliary mounting columns are hollow tubes uniformly distributed along the circumference.

Further, a plurality of auxiliary mounting columns are correspondingly connected with a plurality of connecting pipes in a penetrating way; the plurality of connecting pipes have a spatial three-dimensional shape.

Further, the upper connection unit interface is a connection column with internal and/or external threads and is used for connecting with a device interface worn by a user.

The application method of the vibration reduction interface device for single person transportation comprises the following steps:

s1: connecting a cable of matching equipment on the load device with a facility interface of the auxiliary installation upper plate through an inner cavity of the connecting pipe;

s2: installing an equipment interface worn by a user on a facility interface on an auxiliary installation upper plate;

s3: connecting the load device or the flexible folding unit to be connected with a connecting pipe through a lower interface; or the wounded person is bound on a pocket-shaped structure formed by a plurality of connecting pipes;

s4, connecting a matching interface on equipment worn by a user through an upper connecting unit interface;

s5: the user begins to transport goods or wounded.

Compared with the prior art, the invention has at least one of the following beneficial effects:

1. the vibration reduction interface device for single person transportation is connected with a facility interface carried on a user, has buffering and vibration reduction functions for the user, and can provide safety guarantee and improve comfort for the user and terminal connection.

2. The vibration reduction interface device for single person transportation can assist a user to carry various facilities and install the devices on an auxiliary installation plate.

3. The vibration reduction interface device for single person transportation can facilitate the cable storage of portable equipment.

In the invention, the technical schemes can be mutually combined to realize more preferable combination schemes. Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

The drawings are only for purposes of illustrating particular embodiments and are not to be construed as limiting the invention, like reference numerals being used to designate like parts throughout the drawings;

FIG. 1 is an isometric view of a flexible folding device for a single person load of the present invention;

FIG. 2 is an axial side elevational view of the flexible folding unit structure of the present invention;

FIG. 3 is a schematic cross-sectional view of a vibration damping latch assembly of the present invention;

FIG. 4 is an exploded view of a flexible body frame structure of the present invention;

FIG. 5 is an isometric view of the structure of the damper latch assembly of the present invention;

FIG. 6 is an isometric view of a flexible body structure of the damper latch assembly of the present invention;

FIG. 7 is a schematic view of an exploded view of a flexible body in the vibration damping latch assembly of the present invention;

FIG. 8 is an exploded view of a latch according to the present invention;

FIG. 9 is a schematic view of tooth engagement of arcuate teeth, latches, and end caps in a latch according to the present invention;

FIG. 10 is an isometric view of the structure of the upper connecting unit of the present invention;

FIG. 11 is an exploded view of the connection unit of the present invention;

FIG. 12 is a schematic cross-sectional view of a pull-push buffering mechanism of the present invention.

Reference numerals: 1. an upper connection unit; 1-1, a tension and compression buffer device; 1-1-1. Pulling and pressing the buffer shaft; 1-1-1, upper connection unit interface; 1-1-1-2, an on-shaft boss; 1-1-2, pulling and pressing the buffer shaft sleeve; 1-1-2-1, a boss in the shaft sleeve; 1-1-3, loading a compression spring; 1-1-4. Lower compression spring; 1-1-5, pulling and pressing a buffer shaft limiting block; 1-2, auxiliary mounting plates; 1-2-1. Auxiliary mounting of the upper plate; 1-2-2. Auxiliary mounting of the lower plate; 1-2-3. Auxiliary mounting posts; 1-2-4. Facility interfaces; 1-3, connecting pipes; 1-3-1. Lower interface; 1-3-2. Upper interface; 2. a flexible folding unit; 2-1, folding a rotating arm assembly; 2-1-1. Flexible on-body interface; 2-1-2, stacking rotating arm side plates; 2-1-3, folding the upper plate of the rotating arm; 2-2, a vibration reduction locking assembly; 2-2-1. Flexible body; 2-2-1-1. Connecting disc; 2-2-1-2. Side buffer blocks; 2-2-1-3 connecting sheets; 2-2-1-4. End caps; 2-2-1-5. Support; 2-2-1-6. Buffer block; 2-2-2. A flexible body frame; 2-2-2-1. Support truss; 2-2-2-2. Flexible subbody interface; 2-2-2-3. Flexible internal support; 2-2-2-4. A cover plate assembly; 2-2-2-5. Side plates; 2-2-3, a central adjusting rod; 2-2-4, a latch; 2-2-4-1. An upper cover plate; 2-2-4-2. Latch; 2-2-4-3, a locking shaft; 2-2-4-4. A bottom plate; 2-2-4-5. Coil spring; 2-6, a handle; 3. a lower connection unit; 3-1, an upper interface of the lower connecting unit; 3-2, a lower connection unit main body; 3-3, a lower interface of the lower connecting unit; 4. a fixing device.

Detailed Description

The following detailed description of preferred embodiments of the invention is made in connection with the accompanying drawings, which form a part hereof, and together with the description of the embodiments of the invention, are used to explain the principles of the invention and are not intended to limit the scope of the invention.

The technical solution of the present invention is described in more detail below with reference to fig. 1 to 12:

the invention particularly designs a flexible folding device for single load, which is used as an auxiliary tool for load transportation equipment for single cargo transportation or emergency rescue, can realize large-angle adjustment of the whole device, realizes real-time vibration reduction in axial, radial and vertical directions in related directions, and is suitable for working conditions of narrow space, severe road conditions and stable transportation.

In one embodiment of the present invention, as shown in fig. 1, a flexible folding device for a single load is disclosed, comprising an upper connection unit 1, a flexible folding unit 2 and a lower connection unit 3.

The upper connecting unit 1 is a flexible folding device for single person loading.

As shown in fig. 2, the flexible folding unit 2 is a rotatable structure for achieving folding and unfolding of the upper and lower connection units 1 and 3. Meanwhile, the flexible folding unit 2 is provided with a vibration reduction and buffering function structure which can be realized in the rotation direction and the vertical direction, so that the folding and unfolding processes are stable and smooth, namely, the folding and unfolding processes stop immediately, the whole device can be buffered under the action of strong external force, and the rigid collision of personnel and transportation loads is avoided.

The flexible folding unit 2 comprises a folding rotating arm assembly 2-1 and a damping locking assembly 2-2; the folding rotating arm assembly 2-1 is fixedly connected with the connecting unit 1 and can rotate around the central axis of the damping clamping lock assembly 2-2; the damping latch assembly 2-2 is fixedly connected with the lower connecting unit 3.

Wherein, the vibration damping locking assembly 2-2 is responsible for the work of folding and unfolding, locking, flexible buffering and the like of the flexible folding unit.

As shown in fig. 3-9, the damper latch assembly 2-2 includes two sets of buffer modules, a center adjustment lever 2-2-3, and a flexible body frame 2-2-2 surrounding the buffer modules. The buffer module comprises a flexible body 2-2-1 and a lock body 2-2-4. The two groups of buffer modules share a central adjusting rod 2-2-3 as a rotating shaft and are arranged on the central adjusting rod 2-2-3 in a mirror image mode relatively, and are respectively connected with the inner wall of the flexible body frame 2-2-2 through respective supports 2-2-1-5. Wherein, the center adjusting rod 2-2-3 has a limiting section shape and drives the locking shaft 2-2-4-3 with a center hole with the same limiting section shape to rotate. The limiting section shape of the embodiment is preferably quadrilateral.

Each group of buffer modules consists of a flexible body 2-2-1 and a lock body 2-2-4 which is snapped into the flexible body 2-2-1. Wherein the flexible body 2-2-1 performs the function of buffering and damping, and the lock body 2-2-4 performs the function of unlocking and locking the folding rotating arm assembly 2-1.

Optionally, each group of buffer modules comprises a flexible body 2-2-1 and a lock body 2-2-4, and sequentially comprises a connecting disc 2-2-1-1, a lock body 2-2-4, a connecting sheet 2-2-1-3, a support 2-2-1-5, a buffer block 2-2-1-6 and an end cover 2-2-1-4 from two ends of a central adjusting rod 2-2-3 to the center. Wherein the flexible body 2-2-1 comprises a connecting disc 2-2-1-1, a connecting sheet 2-2-1-3, a support 2-2-1-5, a buffer block 2-2-1-6 and an end cover 2-2-1-4.

The buffer module is fixedly connected with the flexible body frame 2-2-2 through a fastening structure arranged on the support 2-2-1-5 in the flexible body 2-2-1; two pillow blocks extending out in the radial direction are symmetrically arranged on the connecting sheet 2-2-1-3 relative to the central adjusting rod 2-2-3, and a side buffer block 2-2-1-2 is arranged at each pillow block.

Specifically, when the integral device is impacted, the upper connecting unit 1 and the lower connecting unit 3 rotate relatively, and the connecting sheet 2-2-1-3 brings the two side buffer blocks 2-2-1-2 to rotate by a small angle, so that the two side buffer blocks 2-2-1-2 are contacted with the flexible body frame 2-2-2; because the side buffer blocks 2-2-1-2 have high elasticity, the impact force is absorbed by the elastic buffer, and the buffer of the real-time rotation direction is realized. Preferably, the side buffer blocks 2-2-1-2 are cylindrical, and the axis of the side buffer blocks 2-2-1-2 is arranged horizontally or vertically with the center adjusting rod 2-2-3.

The end cover 2-2-1-4 of the flexible body 2-2-1 is fixedly connected with the support 2-2-1-5, and the buffer block 2-2-1-6 is arranged in the support 2-2-1-5 and is cylindrical; the inner wall of the buffer block 2-2-1-6 is tightly and fixedly connected with the outer wall of the connecting sheet 2-2-1-3 extending out of the pillow block; the outer wall of the buffer block 2-2-1-6 is in press fastening connection with the inner wall of the support 2-2-1-5. Specifically, when the upper and lower connection units 1 and 3 generate a relative motion with respect to the axis of the vertical center adjustment lever 2-2-3, the buffer blocks 2-2-1-6 can play a role in buffering impact force.

Preferably, the fastening structure arranged on the support 2-2-1-5 is a flange structure; the fastening structure flange structure or screw hole structure arranged on the flexible lower body interface 2-2-2-2 of the flexible body frame 2-2 is connected with the fastening structure flange structure or screw hole structure through a fastener. Optionally, the fastening structure of the support 2-2-1-5 and the flexible subbody interface 2-2-2-2 adopts a flexible internal support 2-2-2-3.

Referring to fig. 8, the two side buffer blocks 2-2-1-2 provided on the connection piece 2-2-1-3 have elasticity, forming an elastic buffer with the flexible body frame 2-2-2. Preferably, the side bumper blocks 2-2-1-2 are of a highly elastic material.

The central part of the lock body 2-2-4 is provided with an inner square, and is matched with the square rod body of the central adjusting rod 2-2-3, so that the lock body is limited to be positioned on the central adjusting rod 2-2-3; two ends of the central adjusting rod 2-2-3 are respectively connected with 1 handle 2-6. The handle 2-6 drives the central adjusting rod 2-2-3 to rotate, so that the lock body 2-2-4 is driven to rotate, and further related structures of the lock body 2-2-4 are driven to rotate, clutch of related parts fixedly connected with the flexible body 2-2-1 and the folding rotating arm assembly 2-1 is realized, folding, unfolding and locking of the upper connecting unit 1 and the lower connecting unit 3 in the flexible folding device are further realized, and flexible buffering of the whole structure is realized.

Specifically, the lock body 2-2-4 comprises an upper cover plate 2-2-4-1 with inner ring teeth, 3 teeth 2-2-4-2 with inner side teeth and outer side teeth, a lock shaft 2-2-4-3 with 3 arc teeth, a bottom plate 2-2-4-4 and a coil spring 2-2-4-5; six circular bosses which can be positioned with 6 holes on the connecting sheet 2-2-1-3 are arranged on one side of the upper cover sheet 2-2-4-1, which is contacted with the connecting sheet 2-2-1-3, and a through hole is arranged in the middle; the bottom plate 2-2-4-4 is fixedly connected with the connecting disc 2-2-1-1 through four threaded holes on the bottom plate, a through hole is arranged in the middle, 3 uniformly distributed radial grooves are formed in one side facing the clamping teeth 2-2-4-2, the corresponding 3 clamping teeth 2-2-4-2 are positioned in the radial grooves, the thickness of the clamping teeth 2-2-4-2 is larger than the depth of the radial grooves, and the clamping lock shaft 2-2-4-3 is contacted with the part, higher than the thickness of the radial grooves, of the clamping teeth 2-2-4-2 through arc-shaped teeth on the clamping lock shaft to drive the clamping teeth 2-2-4-3 to move in the radial grooves along the radial directions; the locking shaft 2-2-4-3 passes through a through hole in the middle of the upper cover plate 2-2-4-1 and the bottom plate 2-2-4-4; the center hole of the locking shaft 2-2-4-3 is a square hole, three arc-shaped teeth are uniformly distributed on the cylindrical surface of the locking shaft 2-2-4-3, and the arc-shaped teeth interact with the inner side teeth of the locking teeth 2-2-4-2; the arc tooth section of the locking shaft 2-2-4-3 is a curve with convex points and concave points, so as to ensure that when the locking shaft 2-2-4-3 rotates along with the handle 2-6 to lock the upper cover plate 2-2-4-1, the arc tooth convex points jack the inner side teeth of the locking teeth 2-2-4-2, so that the locking teeth 2-2-4-2 displace along the radial grooves of the bottom plate 2-2-4-4 until the locking teeth are meshed with the inner ring teeth of the upper cover plate 2-2-4-1 at the circumferential inner ring teeth of the upper cover plate 2-2-4-1, when the locking shaft 2-2-4-3 rotates along with the handle 2-6 in the opposite direction, the latch 2-2-4-2 retreats along the arc gradient of the arc teeth, the arc tooth concave points accommodate the latch 2-2-4-2, and the latch 2-2-4-2 generates centripetal displacement in the radial groove of the bottom plate 2-2-4-4, so that the outer side teeth of the latch 2-2-4-2 are disengaged with the inner ring teeth of the upper cover plate 2-2-4-1, and the unlocking of the cover plate 2-2-4-1 and the latch 2-2-4-2 is realized.

Specifically, when the folding rotating arm assembly 2-1 and the vibration damping locking assembly 2-2 need to unlock and adjust the angle, the handle 6 rotates to drive the central adjusting rod 2-2-3 and the locking shaft 2-2-4-3 to rotate, at the moment, the coil spring 2-2-4-5 is gradually wound tightly, and meanwhile, the salient points of the arc teeth are gradually separated from the clamping teeth 2-2-4-2, so that the clamping teeth 2-2-4-2 generate centripetal displacement in the radial grooves of the bottom plate 2-2-4-4, and therefore, the inner gear ring of the meshed upper cover plate 2-2-4-1 is separated, and at the moment, the part (the flexible body frame 2-2 and the lower connecting unit 3 fixedly connected with the flexible body frame 2-2-3) and the part (the folding rotating arm assembly 2-1 and the upper connecting unit 1 fixedly connected with the upper cover plate 2-2-4-1) are in an angle-adjustable state. When the angle adjustment of the upper connecting unit 1 and the lower connecting unit 3 is finished, the handle 2-6 is rotated in the opposite direction, the coil springs 2-2-4-5 are released instantaneously, the center adjusting rod 2-2-3 and the locking shaft 2-2-4-3 are driven to rotate, at the moment, the arc teeth on the locking shaft 2-2-4-3 gradually jack up the inner side teeth of the locking teeth 2-2-4-2, so that the locking teeth 2-2-4-2 are pushed to move along the radial grooves in the circumferential direction, and the locking teeth are gradually lifted until the outer side teeth of the locking teeth 2-2-4-2 are meshed with the inner side teeth of the upper cover plate 2-2-4-1. The handle is stopped to rotate, the outer side teeth of the latch 2-2-4-2 and the inner ring teeth of the upper cover plate 2-2-4-1 are always in a meshed state, at the moment, the folding rotating arm assembly 2-1 and the upper connecting unit 1 fixedly connected with the folding rotating arm assembly are fixed in the angle position with the flexible body frame 2-2 and the lower connecting unit 3 fixedly connected with the flexible body frame 2-2, the upper connecting unit 1 and the lower connecting unit 3 are fixed in the angle, and the whole device is in a locking state.

Optionally, several latches 2-2-4-2 may be provided; correspondingly, a plurality of arc-shaped teeth are arranged on the locking shaft 2-2-4-3, and the same number of radial grooves are arranged on the bottom plate 2-2-4-4.

The two ends of the coil spring 2-2-4-5 are respectively and fixedly connected with a first clamping groove of the inner ring of the bottom plate 2-2-4-4 and a second clamping groove arranged on the axial surface of the locking shaft 2-2-4-3, so that the reaction force and the clamping effect on the coil spring 2-2-4-5 can be realized.

Referring to fig. 4, the flexible body frame 2-2-2 includes a support truss 2-2-2-1, a cover assembly 2-2-2-4, and side panels 2-2-2-5. The flexible body 2-2-1 is disposed within the flexible body frame 2-2.

The center positions of the two ends of the flexible body frame 2-2 are provided with square holes or round holes, the two ends of the center adjusting rod 2-2-3 can extend out of the square holes or round holes of the two ends of the flexible body frame 2-2, and the end faces of the connecting disc 2-2-1-1 can be exposed out of the square holes or round holes of the two ends of the flexible body frame 2-2. Therefore, the outer side of the connecting disc 2-2-1-1 can be contacted with the two side surfaces of the folding rotating arm assembly 2-1 through the hollow structure, and the connecting disc is connected with the two side surfaces in a smooth and fastening mode.

The cross section of the supporting truss 2-2-2-1 is a hexahedron with a rhombic hexagon.

Preferably, the supporting trusses 2-2-2-1 adopt an assembled structure, each supporting truss is a framework, and the supporting trusses are built into a keel structure; the cover plate assembly 2-2-2-4 comprises a plurality of cover plates, and a plurality of cover plates are respectively and independently connected to the support truss 2-2-2-1; the side plates 2-2-2-5 are also provided with loose plates, each of which is fastened to both ends of the supporting truss 2-2-2-1 in order to reduce the weight. The cover plate component 2-2-2-4 and the side plate 2-2-5 are made of composite materials, and have the characteristics of light weight, high strength and light weight and attractive appearance.

The support truss 2-2-2-1, the cover plate component 2-2-2-4 and the side plate 2-2-5 are hollowed out at the passing position of the central adjusting rod 2-2-3.

Alternatively, the flexible underbody interface 2-2-2 and the flexible underbody support 2-2-3 are threaded holes formed in the trusses of the support truss 2-2-2-1.

Preferably, the flexible body frame 2-2-2 is further provided with a plurality of fixing devices 4, which can be hooks, lifting lugs or hanging rings, for binding and fixing the lower connecting unit 3 or other equipment to be rescued, and the fixing devices 4 are used for binding and fixing other equipment to be rescued when the lower connecting unit 3 is used for bearing the rescued personnel.

The folding rotating arm assembly 2-1 is an inverted U-shaped structural member, is sleeved at two ends of the central adjusting rod 2-2-3 through a passing structure matched with the central adjusting rod 2-2-3 arranged on the opposite side wall, and is fixedly connected to the outer side of the connecting disc 2-2-1-1 of the flexible body 2-2-1; the upper part of the folding rotating arm assembly 2-1 is provided with a flexible body upper interface 2-1-1 for connecting the upper connecting unit 1;

preferably, the inverted U-shaped structure of the folding rotating arm assembly 2-1 is composed of two folding rotating arm side plates 2-1-2 and 1 folding rotating arm upper plate 2-1-3, wherein the two folding rotating arm side plates 2-1-2 and 1 folding rotating arm upper plate 2-1-3 are metal plates, and overlap is arranged at the overlapping position so as to form surface-to-surface contact and reduce the shearing force; the outer side of the connecting disc 2-2-1-1 is fixedly connected with the rotating arm stacking side plate 2-1-2 through a hollow structure.

Specifically, the flexible folding unit 2 is used as follows:

the two handles 2-6 are respectively fixedly connected with two ends of the central adjusting rod 2-2-3 to form an adjusting rotating shaft, specifically, when the folding rotating arm assembly 2-1 and the damping locking assembly 2-2 need unlocking and adjusting angles, the handles 2-6 rotate to drive the central adjusting rod 2-2-3 and the locking shaft 2-2-4-3 to rotate, and at the moment, the coil springs 2-2-4-5 are gradually wound tightly, so that the positions of the radial grooves on the bottom of the clamping teeth 2-2-4-2, which are close to the centers, are close to concave points of arc-shaped teeth on the clamping teeth 2-2-4-2; at this time, the part (the flexible body frame 2-2 together with the lower connecting unit 3 fixedly connected thereto) integrally rotated with the center adjusting lever 2-2-3 and the part (the folding rotating arm assembly 2-1 together with the upper connecting unit 1 fixedly connected thereto) fixedly connected with the upper cover plate 2-2-4-1 are in an angle-adjustable state. When the angle adjustment of the upper connecting unit 1 and the lower connecting unit 3 is finished, the handle 2-6 is loosened, the coil spring 2-2-4-5 is released instantaneously (the rotating force of the handle 2-6 can be used), the locking shaft 2-2-4-3 and the central adjusting rod 2-2-3 are driven to rotate, at the moment, the arc tooth protruding points on the locking shaft 2-2-4-3 push the locking teeth 2-2-4-2 to gradually lift until the outer teeth of the locking teeth are meshed with the inner ring teeth of the upper cover plate 2-2-4-1, at the moment, the coil spring 2-2-4-5 is still in an elastic release stage, the elastic force maintains the outer teeth of the locking teeth 2-2-4-2 and the inner ring teeth of the upper cover plate 2-2-4-1 to be always in a meshed state, at the moment, the angle position of the folding rotating arm assembly 2-1 and the lower connecting unit 3 fixedly connected with the flexible body frame 2-2-2 is fixed, and the whole device is in a locking state, so that the whole device is in a locking state after being unfolded or folded.

The support 2-2-1-5 is fixedly connected with the flexible body frame 2-2-2. The end cover 2-2-1-4 is fixed with the support 2-2-1-5 through a screw, a cylindrical buffer block 2-2-1-6 is arranged in the middle, the cylindrical inner wall of the buffer block 2-2-1-6 is fixedly connected with the extending shaft platform of the connecting plate 2-2-1-3 in a pressing mode, the cylindrical outer wall of the buffer block 2-2-1-6 is fixedly connected with the inner wall of the support 2-2-1-5 in a pressing mode, the buffer block 2-2-1-6 is used for realizing buffering vibration reduction of the flexible folding unit 2 in the radial direction and the vertical direction, when the flexible folding unit 2 is stressed in the vertical direction, the lower connecting unit 3 and the upper connecting unit 1 generate relative motion, the lower connecting unit 3 drives the flexible body frame 2-2-2 and the support 2-1-5 on the flexible folding unit 2, the folding assembly 2-1 connected with the connecting plate 2-2-1-1, the clamping disc 2-4 and the connecting plate 2-2-1-3 are kept motionless, and the buffer block 2-2-1-6 is stressed vertically and outwards due to the elastic force generated vertically and outwards.

As shown in fig. 10-12, the upper connection unit 1 includes an auxiliary mounting plate 1-2 to which the tension and compression buffer device 1-1 is mounted, and a connection pipe 1-3 mounted at the other side of the auxiliary mounting plate 1-2, the other end of the connection pipe 1-3 being fixedly connected with the flexible folding unit 2. According to the invention, the upper connecting unit 1 and the connecting structure 3 can be adjusted in real time through the operation of the handles 2-6 at any time, and the maximum folding angle can enable the upper connecting unit 1 and the connecting structure 3 to be basically overlapped, so that the folding and storage functions are realized.

Specifically, the tension and compression buffer device 1-1 in the upper connecting unit 1 is a buffer function, and is mounted on the auxiliary mounting plate 1-2. The tension-compression buffer device 1-1 comprises a tension-compression buffer shaft 1-1-1, an elastic piece and a tension-compression buffer shaft 1-1-2. One end of the tension and compression buffer shaft 1-1-1 is provided with an upper connecting unit interface 1-1-1, and preferably, the upper connecting unit interface 1-1-1 is a connecting column with internal and/or external threads and can be connected with an interface bound by a person body. The elastic piece makes the shaft receive the buffer of the elastic piece in the sleeve after being stressed, and the motion range and the strength of the buffer shaft end are impacted to a controllable range. The pull-press buffer shaft 1-1 can generate buffer displacement in the pull-press buffer shaft sleeve 1-1-2. The other end of the pulling and pressing buffer shaft 1-1 is provided with threads, the pulling and pressing buffer shaft limiting block 1-1-5 is fixedly connected with the pulling and pressing buffer shaft limiting block 1-1-5, and the pulling and pressing buffer shaft limiting block 1-1-5 is provided with internal threads; preferably, the pull-press buffer shaft limiting block 1-1-5 is a nut. The middle part of the pulling and pressing buffer shaft sleeve 1-1-2 is provided with a shaft sleeve inner boss 1-1-2-1, and the bottom is fixedly connected with the auxiliary mounting plate 1-2. One end of the pull-press buffer shaft 1-1, which is close to the upper connecting unit interface 1-1-1, is provided with an on-shaft boss 1-1-2, the other end of the pull-press buffer shaft is provided with an external thread matched with an internal thread of the pull-press buffer shaft limiting block 1-1-5, and the outer diameter of the pull-press buffer shaft limiting block 1-1-5 is larger than the inner diameter of the boss 1-1-2-1 in the shaft sleeve, so that the axial movement of the pull-press buffer shaft 1-1-1 is controlled and the pull-press buffer shaft sleeve 1-1-2 cannot fall out. The elastic piece comprises an upper pressure spring 1-1-3 and a lower pressure spring 1-1-4, wherein the upper pressure spring 1-1-3 is arranged between an upper shaft boss 1-1-2 and an inner shaft sleeve boss 1-1-2-1, and the lower pressure spring 1-1-4 is arranged between the inner shaft sleeve boss 1-1-2-1 and a pull-press buffer shaft limiting block 1-1-5.

In the embodiment, the auxiliary mounting plate 1-2 preferably comprises an auxiliary mounting upper plate 1-2-1 and an auxiliary mounting lower plate 1-2-2, and a plurality of uniformly distributed auxiliary mounting columns 1-2-3 are fixedly connected between the auxiliary mounting upper plate 1-2-1 and the auxiliary mounting lower plate; wherein, the tension and compression buffer device 1-1 is arranged in the middle of the auxiliary installation upper plate 1-2-1. The through hole on the lower side of the auxiliary installation lower plate 1-2-2 is connected with a connecting pipe 1-3 to form a channel; the upper side of the through hole of the auxiliary installation upper plate 1-2-1 is provided with a facility interface 1-2-4. Optionally, the auxiliary mounting posts 1-2-3 are hollow tubes, and can form channels for cables and other objects to pass through.

The upper end of the connecting pipe 1-3 is provided with an upper interface 1-3-2 which is fixedly arranged on the lower side of the auxiliary installation lower plate 1-2-2; the lower end of the connecting pipe 1-3 is provided with a lower interface 1-3-1 which is fastened and installed with a flexible body interface 2-1-1 on the folding rotating arm assembly 2-1. Optionally, the upper interface 1-3-2 may be made into a plate structure with the shape consistent with that of the auxiliary mounting lower plate 1-2-2, and a matched connection structure fixedly connected with the auxiliary mounting lower plate 1-2-2 is arranged on the upper interface in a modularized manner, for example, a through hole structure is arranged on the upper interface, and the lower interface is connected with the upper interface through a bolt and a nut, or one of the upper interface and the lower interface is provided with threads, and the upper interface and the lower interface are connected through a fastening bolt; the upper end of the connecting pipe 1-3 is welded or fastened on the plate of the upper connector 1-3-2 which is consistent with the shape of the auxiliary installation lower plate 1-2-2. The upper connector 1-3-2 is a flange plate fixedly connected to the upper end of the connecting pipe 1-3, the auxiliary installation lower plate 1-2-2 is provided with a connecting hole corresponding to the flange plate, and the connecting pipe 1-3 is fastened on the auxiliary installation lower plate 1-2-2 through bolts and nuts; the upper end of the connecting pipe 1-3 can be directly welded at the lower side of the auxiliary installation lower plate 1-2-2, and a structural member of the lower connector 1-3-1 is omitted.

Likewise, the lower end of the connecting pipe 1-3 is provided with a lower connector 1-3-1 which can be an omitted structural member, and the connecting pipe 1-3 is directly welded on the folding rotating arm assembly 2-1; or a flange plate connected to the lower end of the connecting pipe 1-3. If a plurality of connecting pipes 1-3 are simultaneously connected to the folding rotating arm assembly 2-1, each connecting pipe 1-3 can be independently provided with a lower interface 1-3-1, and the connecting pipes are respectively fixedly connected to the folding rotating arm assembly 2-1; or a large plate-shaped flange structure lower interface 1-3-1 is shared, a matched through hole connecting structure is arranged on the folding rotating arm assembly 2-1, and a plurality of connecting pipes 1-3 are fixedly connected to the plate-shaped flange structure lower interface 1-3-1.

Preferably, the auxiliary mounting lower plate 1-2-2 is provided with a through hole to communicate with the connection pipe 1-3, and some general facility interfaces 1-2-4 such as power sockets, detector sockets, etc. mounted on the auxiliary mounting upper plate 1-2-1, cables such as cables, ropes, etc. connected to various sockets can be accommodated in the inner cavity of the connection pipe 1-3 or output from the connection pipe 1-3 to the outside of the device, thus facilitating the accommodation and transportation. When the flexible folding device needs a plurality of connecting pipes 1-3, the plurality of connecting pipes 1-3 can be fixedly connected to the lower side of the auxiliary installation lower plate 1-2-2.

In this embodiment, the whole section of the auxiliary mounting plate 1-2 is preferably triangular, and the upper and lower plates are provided with coaxial through holes for facilitating the passage of cables. Preferably, the middle of the auxiliary installation upper plate 1-2-1 is connected with 1 tension and compression buffer device 1-1, 3 facility interfaces are arranged on the periphery of the auxiliary installation upper plate, 3 auxiliary installation columns 1-2-3 are correspondingly arranged, and 3 connecting pipes 1-3 are correspondingly connected to the lower side of the auxiliary installation lower plate 1-2-2 so as to form a cable channel; as shown in fig. 10-11, the upper connector 1-3-2 has a plate-shaped structure, and is connected with the through hole of the auxiliary installation lower plate 1-2-2 through bolts and nuts, 3 connecting pipes 1-3 are directly welded on the plate-shaped structural member of the upper connector 1-3-2, and the positions of the upper ports of the 3 connecting pipes 1-3 are triangular; the lower connectors 1-3-1 are flange structures arranged at the lower ends of the connecting pipes 1-3, and are respectively and fixedly connected with the folding rotating arm assembly 2-1 in a straight line, so that the 3 connecting pipes have space shapes, and the strength is improved.

Alternatively, the plurality of connection pipes 1-3 may share one lower interface 1-3-1, and the connection pipe 1-3 mounting structure is linearly arranged on the lower interface 1-3-1.

In addition, a plurality of mounting points of the auxiliary mounting plates 1-2 corresponding to the attachment of the body of a single person can be arranged at the same time; at this time, the flexible folding device needs to fixedly connect the plurality of tension-compression buffer devices 1-1 with different auxiliary mounting plates 1-2 respectively, and uniformly distribute facility interfaces 1-2-4 on different auxiliary mounting plates 1-2.

The upper connection unit 1 is used as follows:

s1: connecting cables of matching equipment on a load device with facility interfaces 1-2-4 of an auxiliary installation upper plate 1-2-1 through an inner cavity of a connecting pipe 1-3 and the auxiliary installation plate 1-2;

s2: installing a device interface worn by a user on a facility interface 1-2-4 on an auxiliary installation upper plate 1-2-1;

s3: connecting the load device or the flexible folding unit 2 to be connected with the connecting pipe 1-3 through the lower interface 1-3-1; or the wounded person is bound on a pocket-shaped structure formed by a plurality of connecting pipes 1-3;

s4, connecting a matching interface on equipment worn by a user through an upper connecting unit interface 1-1-1;

s5: the user begins to transport goods or wounded.

One end of the lower connecting unit 3 is connected with the flexible folding unit 2, and the other end is provided with an interface for connecting load transportation equipment or other structures.

The lower connecting unit 3 comprises a lower connecting unit upper interface 3-1, a tubular lower connecting unit main body 3-2 and a lower connecting unit lower interface 3-3, wherein the lower connecting unit upper interface 3-1 at the upper end is fixedly connected with the flexible body lower interface 2-2-2-2 of the flexible body frame 2-2, and can be a flange or a flat-mouth direct welding; the lower connector 3-3 of the lower connecting unit at the lower end is externally connected with a device, and can be a flange or other structures. One end of the lower connecting unit 3 is connected with the flexible folding unit 2, and the other end is provided with an interface for connecting load transportation equipment or other structures.

Preferably, the lower connecting unit main body 3-2 is a hollow metal tube, the whole device is light in weight, the upper connector 3-1 of the lower connecting unit is a flange, and the lower connector 3-3 of the lower connecting unit is a connecting seat with an inner screw hole. The connection base can be directly connected to the device to be transported by the user. More preferably, the three tubular lower connecting unit main bodies 3-2 are internally provided with a certain radian, two of the two sides of the three tubular lower connecting unit main bodies 3-2 are outwards bent to enlarge the bearing area, and are combined into a pocket, and after the upper connecting unit 1 and the lower connecting structure 3 form a folding angle, the pocket can be used for loading heavy objects, wounded persons and the like.

Alternatively, the lower connection unit 3 is identical in structure to the upper connection unit 1, thereby having the functions of elastic shock absorption, external connection of cables, and storage of cables when other loads are connected.

A method of using the aforementioned flexible folding device for single person loading, comprising the steps of:

s1: installing equipment (such as a mobile phone, a positioning instrument and the like) which needs to be externally connected on a facility interface 1-2-4 on an auxiliary installation upper plate 1-2-1, penetrating a cable of the externally connected equipment into an upper interface 1-3-2 of a connecting pipe 1-3, penetrating a pipe cavity of the connecting pipe 1-3, penetrating out from a lower interface 1-3-1, and connecting equipment (such as power supply equipment and the like) on a load device connected with a lower connecting unit 3;

s2: connecting the load device to the lower connecting unit 3 through the lower interface 3-3 of the lower connecting unit;

s3: connecting the flexible folding device to an equipment interface worn by a user through an upper connecting unit interface 1-1-1;

s4: the user shakes the handle 2-6 to drive the center adjusting rod 2-2-3 and the locking shaft 2-2-4-3 to rotate; the coil springs 2-2-4-5 are gradually wound, and simultaneously the protruding points of the arc teeth are gradually separated from the clamping teeth 2-2-4-2, so that the clamping teeth 2-2-4-2 generate centripetal displacement in the radial grooves of the bottom plate 2-2-4-4, thereby separating from the inner gear ring of the meshed upper cover plate 2-2-4-1, and enabling a part (the flexible body frame 2-2 and the lower connecting unit 3 fixedly connected with the flexible body frame 2-2) and a part (the folding rotating arm assembly 2-1 and the upper connecting unit 1 fixedly connected with the folding rotating arm assembly 2-1) which are integrally rotated with the central adjusting rod 2-2-3 to be in an adjustable angle state;

s5: the user stops shaking the handles 2-6, and at this time, the upper connection unit 1 and/or the lower connection unit 3 can be rotated to thereby achieve continuous adjustment of the angle between the upper connection unit 1 and the lower connection unit 3;

s6: when the angle adjustment of the upper connecting unit 1 and the lower connecting unit 3 is finished, a user rotates the handles 2-6 in opposite directions; the coil spring 2-2-4-5 is released instantaneously to drive the locking shaft 2-2-4-3 and the central adjusting rod 2-2-3 to rotate, at the moment, the arc tooth salient points on the locking shaft 2-2-4-3 gradually jack the inner side teeth of the locking tooth 2-2-4-2, so that the locking tooth 2-2-4-2 is pushed to be lifted gradually until the outer side teeth of the locking tooth 2-2-4-2 are meshed with the inner ring teeth of the upper cover plate 2-2-4-1;

s6: the handles 2-6 are in a static state; the outer side teeth of the clamping teeth 2-2-4-2 are always meshed with the inner ring teeth of the upper cover plate 2-2-4-1, at the moment, the folding rotating arm assembly 2-1 is fixedly connected with the upper connecting unit 1, the folding rotating arm assembly is fixedly connected with the flexible body frame 2-2 and the lower connecting unit 3, the angle position is fixed, and the whole device is in a locking state;

s7: the angle between the upper and lower connection units 1 and 3 can be continuously adjusted by repeating S4-S6.

The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the technical scope of the present invention should be included in the scope of the present invention. Meanwhile, all equipment with the device for expanding the application field and producing the composite technical effect belong to the protection scope of the method.

Claims (6)

1. The vibration reduction interface device for single person transportation is characterized by comprising a tension and compression buffer device (1-1), an auxiliary mounting plate (1-2) and a connecting pipe (1-3) fixedly connected to the lower side of the auxiliary mounting plate (1-2);

the tension-compression buffer device (1-1) comprises a tension-compression buffer shaft (1-1-1) and a tension-compression buffer shaft sleeve (1-1-2); the bottom of the pulling and pressing buffer shaft sleeve (1-1-2) is fixedly connected to the auxiliary mounting plate (1-2);

one end of the tension and compression buffer shaft (1-1-1) is provided with an upper connecting unit interface (1-1-1), and the other end of the tension and compression buffer shaft (1-1-1) is provided with threads; an on-shaft boss (1-1-1-2) is arranged at one end of the pull-press buffer shaft (1-1-1) close to the upper connecting unit interface (1-1-1);

the middle part in the pull-press buffer shaft sleeve (1-1-2) is provided with a shaft sleeve inner boss (1-1-2-1), and the pull-press buffer shaft sleeve (1-1-2) is externally provided with a shaft sleeve outer boss;

an upper pressure spring (1-1-3) is arranged between the shaft upper boss (1-1-1-2) and the shaft sleeve inner boss (1-1-2-1), and a lower pressure spring (1-1-4) is arranged between the shaft sleeve inner boss (1-1-2-1) and the pull-press buffer shaft limiting block (1-1-5);

the pulling and pressing buffer shaft (1-1-1) generates buffer displacement in the tube cavity of the pulling and pressing buffer shaft sleeve (1-1-2);

the auxiliary mounting plate (1-2) comprises an auxiliary mounting upper plate (1-2-1), an auxiliary mounting lower plate (1-2-2) and an auxiliary mounting column (1-2-3); the tension and compression buffer device (1-1) is arranged on the upper side of the auxiliary installation upper plate (1-2-1);

coaxial through holes are formed in the auxiliary installation upper plate (1-2-1) and the auxiliary installation lower plate (1-2-2);

the through holes arranged in the middle of the auxiliary installation upper plate (1-2-1) and the auxiliary installation lower plate (1-2-2) are connected with the tension-compression buffer device (1-1); a plurality of facility interfaces (1-2-4) are arranged at through holes on the periphery of the upper side of the auxiliary installation upper plate (1-2-1);

coaxial through holes at the periphery of the auxiliary installation upper plate (1-2-1) and the auxiliary installation lower plate (1-2-2) are connected with the auxiliary installation column (1-2-3); the auxiliary mounting column (1-2-3) is a hollow tube; the through holes arranged on the periphery of the lower side of the auxiliary installation lower plate (1-2-2) are correspondingly connected with the connecting pipes (1-3);

the connecting pipe (1-3) is arranged at the lower side of the auxiliary installation lower plate (1-2-2);

an upper connector (1-3-2) is arranged at the upper end of the connecting pipe (1-3), and a lower connector (1-3-1) is arranged at the lower end of the connecting pipe (1-3);

the upper interface (1-3-2) is provided with a matched connecting structure which is fixedly connected with the auxiliary installation lower plate (1-2-2) in a modularized manner; the plurality of connecting pipes (1-3) share 1 upper interface (1-3-2);

a plurality of connecting pipes (1-3) can share one lower interface (1-3-1); the lower interface (1-3-1) is linearly provided with a mounting structure of the connecting pipe (1-3);

the auxiliary installation upper plate (1-2-1) is provided with a facility interface (1-2-4), a lower interface (1-3-1), a connecting pipe (1-3) and an upper interface (1-3-2) which form a cable channel together.

2. The vibration reduction interface device for single person transportation according to claim 1, wherein the pull-press buffer shaft (1-1-1) is fixedly connected with a pull-press buffer shaft limiting block (1-1-5) through threads on the pull-press buffer shaft (1-1-1).

3. Vibration-damping interface device for single person transportation according to claim 2, characterized in that the auxiliary mounting posts (1-2-3) are provided in plurality, and the plurality of auxiliary mounting posts (1-2-3) are circumferentially distributed between the auxiliary mounting upper plate (1-2-1) and the auxiliary mounting lower plate (1-2-2).

4. A vibration-damping interface device for single person transportation according to claim 3, wherein a plurality of said auxiliary mounting posts (1-2-3) are connected through a plurality of connecting pipes (1-3) correspondingly; the plurality of connecting pipes (1-3) have a spatial three-dimensional shape.

5. Vibration-damping interface device for single person transportation according to claim 1, characterized in that the upper connection unit interface (1-1-1) is a connection post with internal and/or external threads for connecting to a device interface worn by a user.

6. A method of using the vibration reduction interface device for single person transportation as defined in any one of claims 1 to 5, comprising the steps of:

s1: connecting cables of matching equipment on the load device with facility interfaces (1-2-4) of the auxiliary installation upper plate (1-2-1) through an inner cavity of the connecting pipe (1-3) and the auxiliary installation plate (1-2);

s2: a facility interface (1-2-4) for installing the equipment interface worn by the user on the auxiliary An Zhuangshang board (1-2-1);

s3: the load device or the flexible folding unit (2) to be connected is connected with the connecting pipe (1-3) through the lower interface (1-3-1); or the wounded person is bound on a pocket-shaped structure formed by a plurality of connecting pipes (1-3);

s4, connecting a matching interface on equipment worn by a user through an upper connecting unit interface (1-1-1-1);

s5: the user begins to transport goods or wounded.