CN114084830A

CN114084830A - Support device for rescue

Info

Publication number: CN114084830A
Application number: CN202111571185.8A
Authority: CN
Inventors: 王春朋; 王义花
Original assignee: Aolai Rescue Technology Co ltd
Current assignee: Aolai Rescue Technology Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-02-25

Abstract

The present application provides a support device for rescue, the support device comprising: the device comprises a shell, a supporting rod, a stopping device and a control device; the shell is provided with a containing cavity; one end of the supporting rod is inserted into the accommodating cavity, the other end of the supporting rod is exposed out of the accommodating cavity, and the supporting rod can slide along the accommodating cavity; the stopping device is connected with one end of the supporting rod inserted into the accommodating cavity; the control device is connected with one end of the support rod exposed out of the accommodating cavity and used for controlling the connection state of the stopping device and the inner wall of the shell, and further controlling the stopping position of the support rod relative to the shell. The supporting equipment for rescue provided by the embodiment of the application has the characteristics of reasonable design, convenience in use, stability in supporting, capability of quickly self-locking and unlocking to complete adjustment, realization of lifting, fixing and supporting functions, convenience in operation, easiness in adjustment and stability in supporting.

Description

Support device for rescue

Technical Field

The invention relates to the technical field of rescue equipment, in particular to support equipment for rescue.

Background

The rescue support tool is applied to rescue places such as geological disasters, traffic accidents and the like, and is mainly used for rescuing trapped people and rescuing injured objects in dangerous environments. The rescue support tool adopts two modes of mechanical adjustment and pneumatic adjustment to realize lifting, fixing and supporting functions in rescue, and is easy to adjust, safe to use and stable and reliable in support.

The existing rescue support tool generally adopts a manual support mode or a hydraulic support mode, and plays a locking role through the tightening force of a screw nut, so that the support work is completed. The locking work of the existing rescue support tool is completed by a screw nut, the screw nut plays a role in locking through the tightening force of the screw nut, and due to the fact that the difference of the processing precision of screw threads is large, the support part is not perpendicular to a workpiece after the screw threads are easily deformed, and the locking force is reduced. The hydraulic support mode needs to be provided with a manual pump for working, and the manual pump has small flow and low efficiency and is not easy to realize working quickly.

Disclosure of Invention

The embodiment of the application provides a support equipment for rescuing, support equipment includes:

a housing formed with an accommodation chamber;

one end of the supporting rod is inserted into the accommodating cavity, the other end of the supporting rod is exposed out of the accommodating cavity, and the supporting rod can slide along the accommodating cavity;

the stopping device is connected with one end of the supporting rod inserted into the accommodating cavity;

the control device is connected with one end of the support rod, which is exposed out of the accommodating cavity, and is used for controlling the connection state of the stopping device and the inner wall of the shell, so as to control the stopping position of the support rod relative to the shell.

In some embodiments, the stopping device includes a stopping sleeve, a steel ball, and a steel ball retaining plate, the stopping sleeve is provided with a stopping groove having an inclined surface on the periphery, the steel ball is arranged in the stopping groove and abuts against the inner side wall of the housing, and the steel ball retaining plate is used for retaining the steel ball from one end of the stopping sleeve facing the supporting rod.

In some embodiments, the control device includes a connecting rod and an operation button, the connecting rod is disposed in the supporting rod, one end of the connecting rod abuts against the steel ball retaining disc, the other end of the connecting rod is connected with the operation button, and the connecting rod is used for pushing the steel ball retaining disc to move under the driving of the operation button, so as to push the steel ball to move, and thus unlocking is achieved.

In some embodiments, the control device comprises a self-locking thimble, one end of the self-locking thimble is connected with the connecting rod, and the other end of the self-locking thimble supports the operation key; the operation key is contacted with the self-locking ejector pin through a jacking inclined plane.

In some embodiments, the stopping device further includes a spring and a connecting member, the connecting member is connected to the connecting rod, and two ends of the spring respectively support the connecting member and the steel ball baffle disc.

In some embodiments, the steel ball retaining disc comprises a support, a plurality of connecting columns and a retaining ring, the connecting columns are inserted into the periphery of the outer ring of the support, and the outer ends of the connecting columns are connected with the retaining ring.

In some embodiments, the control device further includes a control end cover, the control end cover is provided with a receiving hole, the operation key is inserted into the receiving hole, the control end cover is provided with an air hole communicated with the receiving hole, and the air hole is used for being connected with an external inflation device and inflating the air hole, so as to drive the operation key to move along the receiving hole.

In some embodiments, the control device further includes a protective sleeve, and the protective sleeve is sleeved on one end of the control end cover, which is far away from the support rod.

In some embodiments, the stopping device further comprises a connecting sleeve, and two ends of the connecting sleeve are respectively in threaded connection with the supporting rod and the stopping sleeve.

In some embodiments, the support apparatus further comprises a protective end cap disposed at an end of the housing remote from the control device.

The supporting equipment for rescue provided by the embodiment of the application has the characteristics of reasonable design, convenience in use, stability in supporting, capability of quickly self-locking and unlocking to complete adjustment, realization of lifting, fixing and supporting functions, convenience in operation, easiness in adjustment and stability in supporting.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram of an embodiment of the supporting device for rescuing according to the present application;

FIG. 2 is a schematic diagram of a disassembled structure of the supporting device in the embodiment of FIG. 1;

FIG. 3 is a schematic sectional view of the structure of the supporting device in the embodiment of FIG. 1;

FIG. 4 is a schematic structural diagram of the steel ball baffle in the embodiment of FIG. 2;

fig. 5 is a schematic structural diagram of the control end cap in the embodiment of fig. 2.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be noted that the following examples are only illustrative of the present invention, and do not limit the scope of the present invention. Likewise, the following examples are only some but not all examples of the present invention, and all other examples obtained by those skilled in the art without any inventive step are within the scope of the present invention.

The terms "first", "second" and "third" in the embodiments of the present application are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," or "third" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise. All directional indications (such as up, down, left, right, front, and rear … …) in the embodiments of the present application are only used to explain the relative positional relationship between the components, the movement, and the like in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indication is changed accordingly.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

Referring to fig. 1 to 3 together, fig. 1 is a schematic overall structure diagram of an embodiment of a support device for rescue according to the present application, and fig. 2 is a schematic disassembly structure diagram of the support device in the embodiment of fig. 1;

FIG. 3 is a schematic sectional view of the structure of the supporting device in the embodiment of FIG. 1; the support device for rescue in the embodiment includes, but is not limited to, the following structural components: a housing 100, a support rod 200, a stopper 300, and a control device 400. It should be noted that the terms "comprises" and "comprising," and any variations thereof, in the embodiments of the present application, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or may alternatively include other steps or elements inherent to such process, method, article, or apparatus.

Specifically, the housing 100 is formed with a housing cavity; alternatively, the housing 100 in this embodiment may be a hollow cylindrical structure. The outer end of the casing 100 is provided with a sleeve 110, one end of the support rod 200 is inserted into the accommodating cavity, the other end (the end close to the sleeve 110) is exposed out of the accommodating cavity, and the support rod 200 can slide along the accommodating cavity (the arrow direction in fig. 3), so as to change the support distance of the support device (the distance from one end of the support device to the other end).

Wherein, a stopper 300 is connected to one end of the support rod 200 inserted into the receiving cavity. The control device 400 is connected to an end of the support rod 200 exposed out of the accommodating cavity, and the control device 400 is used for controlling a connection state between the stopping device 300 and an inner wall of the housing 100, so as to control a stopping position of the support rod 200 relative to the housing 100, thereby realizing support of the support device at different positions (lengths).

With continuing reference to fig. 2 and 3, the locking device 300 includes a locking sleeve 310, a steel ball 320 and a steel catch plate 330, the locking sleeve 310 is provided at an outer periphery thereof with a locking groove 311 having a plurality of annular inclined surfaces, the steel ball 320 is disposed in the locking groove 311 and abuts against an inner side wall of the housing 100, and when the locking sleeve 310 moves to the right side, the steel ball 320 is engaged with the locking groove 311 having the inclined surface and the inner side wall of the housing 100 to fix the position. The ball retainer 330 is used to retain the ball 320 from the retainer 310 toward the end of the support rod 200.

The control device 400 comprises a connecting rod 410, an operation key 420 and a self-locking thimble 430, the connecting rod 410 is arranged in the supporting rod 200, one end of the connecting rod 410 is abutted to the steel ball baffle plate 330, the other end of the connecting rod is abutted to the self-locking thimble 430, the self-locking thimble 430 is connected with the operation key 420, and the connecting rod 410 is used for supporting the steel ball baffle plate 330 to move under the driving of the operation key 420, so as to push the steel ball 320 to move and realize unlocking.

Optionally, please refer to fig. 2, wherein the steel balls 320 may be a plurality of steel balls and are annularly distributed in a plurality of annular stop grooves 311 on the outer circumference of the stop sleeve 310. Optionally, the stopping device 300 further includes a plurality of steel ball spacing rings 340, where the steel ball spacing rings 340 are disposed between steel balls of different rings at intervals, and on one hand, play a role of spacing adjacent ring steel balls 320, and on the other hand, play a role of transferring and pushing steel balls 320 located in different rings in a process that the steel ball baffle disc 330 pushes the steel balls 320 to move to the right side of the arrow in fig. 3 for unlocking, so that the steel balls 320 located in different ring positions have approximately synchronous movement, thereby achieving unlocking.

Referring to fig. 3, the operation button 420 is in contact with the self-locking thimble 430 through the supporting inclined plane 421, and the supporting inclined plane 421 supports the self-locking thimble 430 during the pressing process of the operation button 420, so that the self-locking thimble 430 and the link 410 move to the right side of the arrow in the figure.

With continued reference to fig. 2 and fig. 3, the stopping device 300 further includes a spring 350, a connecting member 360 and a connecting sleeve 370, the connecting member 360 is connected to the connecting rod 410, and two ends of the spring 350 respectively support the connecting member 360 and the steel catch tray 330. Both ends of the connection sleeve 370 are respectively in threaded connection with the support rod 200 and the stop sleeve 310.

Referring to fig. 2 and 4 together, fig. 4 is a schematic structural diagram of the steel ball retaining disc in the embodiment of fig. 2, the steel ball retaining disc 330 includes a support 331, a plurality of connecting columns 332 and a retaining ring 333, the number of the connecting columns 332 (four in the embodiment shown in the figure, the specific number is not limited) is multiple, the connecting columns 332 are inserted around the outer periphery of the support 331, the outer ends of the connecting columns 332 are connected with the retaining ring 333, and the retaining ring 333 is used for retaining and pushing the steel ball 320 to move.

Wherein the control device 400 further comprises a control end cap 440. Referring to fig. 2, 3 and 5, fig. 5 is a schematic structural view of the control end cap in the embodiment of fig. 2, wherein the control end cap 440 is connected to the support rod 200 through a screw thread. The control end cover 440 is provided with a receiving hole 441, the operation key 420 is inserted into the receiving hole 441, the control end cover 440 is provided with an air hole 442 communicated with the receiving hole 441, the air hole 442 is used for being connected with an external inflation device (not specifically limited here, the external inflation device may be an air pump or the like), and is used for inflating the air hole 442 and further driving the operation key 420 to move along the receiving hole 441, wherein the inflation and pressing of the air hole 442 are two ways of driving the operation key 420 to move, and the advantage of air pressure driving is that the operation key can be remotely operated, so that an operator is far away from a supported dangerous area, or when the support area is inconvenient to operate, the advantage of air pressure driving is embodied.

Referring to fig. 2 and fig. 3, the control device 400 further includes a protective sleeve 450, the protective sleeve 450 is sleeved on one end of the control end cap 440 away from the support rod 200, and the protective sleeve 450 may be made of rubber or other materials to play a role of buffering and anti-skidding.

Optionally, the supporting device may further include a protective end cap 500, and the protective end cap 500 is disposed at an end of the casing 100 away from the control device 400. The protective end cap 500 is used to protect the end.

The supporting equipment in the embodiment of the application has two adjusting modes of mechanical adjustment and pneumatic adjustment, so that the operation is more convenient; the spring can be locked at any position of the stroke, and the supporting force is stronger; the end part is provided with a fine adjustment device which can be adjusted in a small range, so that the support is more stable. The supporting equipment has the characteristics of reasonable design, convenience in use, stability in supporting, capability of quickly self-locking and unlocking to complete adjustment, realization of lifting, fixing and supporting functions, convenience in operation, easiness in adjustment and stability in supporting.

The above description is only a part of the embodiments of the present invention, and not intended to limit the scope of the present invention, and all equivalent devices or equivalent processes performed by the present invention through the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A support apparatus for rescue, the support apparatus comprising:

a housing formed with an accommodation chamber;

2. The support device according to claim 1, wherein the stopper device comprises a stopper sleeve, a steel ball and a steel ball retaining disc, the stopper sleeve is provided with a stopper groove with an inclined surface on the periphery, the steel ball is arranged in the stopper groove and is abutted against the inner side wall of the housing, and the steel ball retaining disc is used for retaining the steel ball from one end of the stopper sleeve towards the support rod.

3. The supporting equipment as claimed in claim 2, wherein the control device comprises a connecting rod and an operation button, the connecting rod is arranged in the supporting rod, one end of the connecting rod is abutted to the steel ball retaining disc, the other end of the connecting rod is connected with the operation button, and the connecting rod is used for supporting the steel ball retaining disc to move under the driving of the operation button so as to push the steel ball to move and realize unlocking.

4. The support apparatus according to claim 3, wherein the control device comprises a self-locking thimble, one end of the self-locking thimble is connected with the connecting rod, and the other end of the self-locking thimble supports the operation key; the operation key is contacted with the self-locking ejector pin through a jacking inclined plane.

5. The support apparatus as claimed in claim 4, wherein the stopping device further comprises a spring and a connecting member, the connecting member is connected to the connecting rod, and both ends of the spring respectively support the connecting member and the steel ball baffle disc.

6. The supporting device as claimed in claim 5, wherein the steel ball retaining disc comprises a plurality of supporting bases, a plurality of connecting columns and a retaining ring, the connecting columns are inserted into the periphery of the outer ring of the supporting bases, and the outer ends of the connecting columns are connected with the retaining ring.

7. The support device according to claim 3, wherein the control device further comprises a control end cap, the control end cap is provided with a receiving hole, the operation key is inserted into the receiving hole, the control end cap is provided with an air hole communicated with the receiving hole, and the air hole is used for being connected with an external inflating device and used for inflating the air hole so as to drive the operation key to move along the receiving hole.

8. The support apparatus as claimed in claim 7, wherein the control device further comprises a protective sleeve, the protective sleeve is sleeved on an end of the control end cap far away from the support rod.

9. The support apparatus as claimed in claim 6, wherein the stopper device further comprises a connecting sleeve, and both ends of the connecting sleeve are respectively in threaded connection with the support rod and the stopper sleeve.

10. The support apparatus of claim 9 further comprising a protective end cap disposed at an end of the housing remote from the control device.