Rapid escape tool in limited space

Abstract

The utility model provides a quick escape tool in limited space, which relates to the technical field of escape tools, and comprises an operation bag, a plurality of rigid supports are distributed in the operation bag, a plurality of pulleys are rotatably connected to the inner wall of each rigid support, a connecting ferrule is fixed at one end of the operation bag, and the other end of the operation bag is connected with an escape rope. A mounting ferrule is rotationally connected to the outer wall of the connecting ferrule, and an air inlet pipe is fixed to the end, away from the operation bag, of the connecting ferrule. Through the arrangement of the mounting plate and the second mounting hole, the device is mounted not only through the mounting ferrule and the first mounting hole, through the arrangement of the spring, the mounting plate can be contracted and adjusted, the device can be adjusted and mounted according to the actual condition at the entrance of the limited space, the practicability is higher, and the practicability is higher. And in addition, through the arrangement of a guide frame and a guide hole, the guide hole can guide the rope tied on the body of the worker, so that the rope is always located in the center of the operation bag, and the rope can be conveniently pulled out during follow-up rescue.

Description

Technical Field

[0001] The utility model relates to the technical field of escape tools, in particular to a tool for rapid escape in a limited space. Background Art

[0002] During operations in confined spaces, accidents such as hypoxia, suffocation, and poisoning are prone to occur. This equipment first provides sufficient air volume to ensure oxygen supply, and then enables the operator to escape quickly while remaining conscious, or provides a way or channel for search and rescue personnel to quickly rescue.

[0003] A confined space rapid escape tool currently in the prior art cannot be adjusted with its mounting ring at the confined space entrance, which makes installation very troublesome at different locations at some confined space entrances and has poor practicality. In addition, a confined space rapid escape tool in the prior art does not have a structure to guide the position of the pull rope, resulting in the pull rope constantly rubbing against the operating bag when being pulled, causing the operating bag to be damaged, resulting in poor practicality. Utility Model Content

[0004] The purpose of the utility model is to solve the problems in the prior art that the installation ring at the entrance of the confined space cannot be adjusted, the installation is very troublesome at different places of the entrance of the confined space, and there is no structure to guide the position of the pull rope, which causes the pull rope to be damaged due to continuous friction with the operating bag when being pulled. A confined space rapid escape tool is proposed.

[0005] In order to achieve the above-mentioned purpose, the present invention adopts the following technical solutions: a tool for rapid escape in a confined space, comprising an operating bag, wherein a plurality of rigid brackets are distributed in the operating bag, and a plurality of pulleys are rotatably connected to the inner wall of each rigid bracket, a connecting ring is fixed at one end of the operating bag, and a mounting ring is rotatably connected to the outer wall of the connecting ring, an air inlet pipe is fixed at the end of the connecting ring away from the operating bag, four mounting plates are equidistantly distributed on the outer wall of the mounting ring, an adjustment structure for adjusting the position of the mounting plate is provided in the mounting ring, a guide frame is provided on the side of the air inlet pipe away from the connecting ring, a guide hole is opened in the guide frame, and an adjustment structure for adjusting the position of the guide frame is provided on the outer wall of the air inlet pipe.

[0006] Preferably, the adjustment structure includes a slot on the outer wall of the mounting ring that matches the mounting plate, a spring is fixed on the inner wall of the slot, the other end of the spring is fixed to the mounting plate, a first limit block is fixed at both ends of the mounting plate, and a first limit slot matching the first limit block is provided at both ends of the slot.

[0007] Preferably, the adjustment structure includes a fixing frame fixed to both ends of the outer wall of the air inlet duct, and a slider is slidably connected to the two fixing frames. One end of the two sliders passes through the fixing frame and is respectively fixed to the two ends of the guide frame. A bolt is threadedly connected to the fixing frame, and the output end of the bolt passes through one side of the fixing frame and is arranged in the slider. One end of the fixing frame is provided with a plurality of limiting holes matching the bolts.

[0008] Preferably, a second limiting block is fixed on the outer wall of the sliding block, and a second limiting groove matching the second limiting block is formed on the inner wall of the fixing frame.

[0009] Preferably, a plurality of first mounting holes are provided in the mounting ring, and a second mounting hole is provided in the mounting plate.

[0010] Preferably, the horizontal position of the guide hole is set at the center point of the air inlet pipe, and the rotation direction of the pulley is the same as the direction of the operating bag.

[0011] Compared with the prior art, the advantages and positive effects of the present invention are:

[0012] In the utility model, by setting the mounting plate and the second mounting hole, the device is not only installed by relying on the mounting ring and the first mounting hole, but also by setting the spring, the mounting plate can be retracted and adjusted, and can be adjusted and installed according to the actual situation of the confined space entrance, which is more practical. In addition, the device is provided with a guide frame and a guide hole. The guide hole will guide the rope tied to the worker's body so that it is always in the center of the operation bag, which is convenient for subsequent rescue and pulling it out. By setting the air inlet pipe, the external fan can pass through the opening of the air inlet pipe to provide sufficient oxygen for the operator working in the confined space. By setting the rigid bracket, the operation bag is supported, providing a quick rescue channel for the search and rescue personnel. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 A three-dimensional diagram of a tool for rapid escape in a limited space is provided for the utility model;

[0014] Figure 2 The utility model provides a cross-sectional view of a tool for rapid escape in a limited space;

[0015] Figure 3 The utility model provides a schematic diagram of the adjustment structure of a limited space rapid escape tool;

[0016] Figure 4 The utility model provides a schematic diagram of the adjustment structure of a limited space rapid escape tool.

[0017] Legend: 1. Operating bag; 2. Rigid bracket; 3. Pulley; 4. Connecting ring; 5. Mounting ring; 6. Air inlet duct; 7. First mounting hole; 8. Mounting plate; 9. Second mounting hole; 10. Adjustment structure; 1001. Slot; 1002. Spring; 1003. First limit block; 1004. First limit slot; 11. Guide frame; 12. Guide hole; 13. Adjustment structure; 1301. Fixing frame; 1302. Slider; 1303. Bolt; 1304. Limit hole; 14. Second limit block; 15. Second limit slot. DETAILED DESCRIPTION

[0018] In order to more clearly understand the above-mentioned purpose, features and advantages of the present invention, the present invention is further described below with reference to the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features therein can be combined with each other without conflict.

[0019] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments disclosed in the following specification.

[0020] Example 1, as Figure 1-4 As shown, the utility model provides a tool for rapid escape in a confined space, including an operating bag 1, wherein a plurality of rigid brackets 2 are distributed in the operating bag 1, and a plurality of pulleys 3 are rotatably connected to the inner wall of each rigid bracket 2, a connecting ring 4 is fixed at one end of the operating bag 1, and a mounting ring 5 is rotatably connected to the outer wall of the connecting ring 4, an air inlet pipe 6 is fixed at the end of the connecting ring 4 away from the operating bag 1, four mounting plates 8 are equidistantly distributed on the outer wall of the mounting ring 5, an adjusting structure 10 for adjusting the position of the mounting plate 8 is provided in the mounting ring 5, a guide frame 11 is provided on the side of the air inlet pipe 6 away from the connecting ring 4, a guide hole 12 is opened in the guide frame 11, and an adjusting structure 13 for adjusting the position of the guide frame 11 is provided on the outer wall of the air inlet pipe 6.

[0021] The effect achieved by the entire embodiment 1 is that, through the setting of the air inlet pipe 6, the external fan can provide sufficient oxygen for the operator working in a limited space through the opening of the air inlet pipe 6; through the setting of the rigid bracket 2, the operating bag 1 is supported to provide a quick rescue channel for the search and rescue personnel; through the setting of the pulley 3, when the external safety rope is contracted and pulled, the pulley 3 will guide the affected person, making it convenient for the affected person to slide out quickly; by adjusting the setting of the structure 10, the position of the mounting plate 8 can be adjusted according to actual use requirements to facilitate installation processing; by adjusting the setting of the structure 13, the position of the guide frame 11 can be adjusted so that it will not affect the entry of the air inlet pipe 6.

[0022] Example 2, as Figure 1-4 As shown, the adjustment structure 10 includes a slot 1001 provided on the outer wall of the mounting ring 5 and matching the mounting plate 8, a spring 1002 is fixed on the inner wall of the slot 1001, the other end of the spring 1002 is fixed to the mounting plate 8, and a first limit block 1003 is fixed at both ends of the mounting plate 8. Both ends of the slot 1001 are provided with a first limit groove 1004 matching the first limit block 1003, and the adjustment structure 13 includes a fixing frame 1301 fixed at both ends of the outer wall of the air inlet pipe 6, and a slider 1302 is slidably connected in the two fixing frames 1301, and one end of the two sliders 1302 passes through the fixing frame 1301 and is respectively connected to the two ends of the guide frame 11 The fixing frame 1301 is fixed with a bolt 1303 through an internal thread, and the output end of the bolt 1303 passes through one side of the fixing frame 1301 and is arranged in the slider 1302. One end of the fixing frame 1301 is provided with a plurality of limiting holes 1304 matching the bolt 1303. A second limiting block 14 is fixed on the outer wall of the slider 1302, and a second limiting groove 15 matching the second limiting block 14 is provided on the inner wall of the fixing frame 1301. A plurality of first mounting holes 7 are provided in the mounting ring 5, and a second mounting hole 9 is provided in the mounting plate 8. The horizontal position of the guide hole 12 is provided at the center point of the air inlet pipe 6, and the rotation direction of the pulley 3 is the same as that of the operating bag 1.

[0023] The effect achieved by the entire embodiment 2 is that, through the arrangement of the mounting plate 8 and the second mounting hole 9, the device is not only installed by relying on the mounting ring 5 and the first mounting hole 7, but also through the arrangement of the spring 1002, the mounting plate 8 can be retracted and adjusted, and can be adjusted and installed according to the actual situation of the confined space entrance, which is more practical. In addition, the device is provided with a guide frame 11 and a guide hole 12. The guide hole 12 will guide the rope tied to the worker's body so that it is always in the center of the operation bag 1, which is convenient for subsequent rescue and pulling it out. Through the arrangement of the air inlet pipe 6, the external fan can pass through the opening of the air inlet pipe 6 to provide sufficient oxygen for the operator working in the confined space. Through the arrangement of the rigid bracket 2, the operation bag 1 is supported, providing a quick rescue channel for the search and rescue personnel. The user can adjust the position of the guide frame 11 by pulling the two sliders 1302. After adjustment, it is only necessary to insert the bolt 1303 into the corresponding limit hole 1304 to limit the position of the slider 1302.

[0024] Working principle: When the device is used, the arrangement of the mounting plate 8 and the second mounting hole 9 allows the device to be installed not only by the mounting ring 5 and the first mounting hole 7, but also by the arrangement of the spring 1002, the mounting plate 8 can be retracted and adjusted, and can be adjusted and installed according to the actual situation at the entrance of the confined space. After installation, when personnel enter, they leave the operating bag 1 while walking forward, and ensure that the operating personnel have sufficient oxygen by blowing air into the operating bag 1. If it is a special medium, an oxygen tube can be used. When a person encounters danger, he can press the alarm on his chest and pull himself out quickly. , it will also activate the alarm and let colleagues around know, which is convenient for quick rescue. Through the setting of the guide frame 11 and the guide hole 12, the guide hole 12 will guide the rope tied to the worker's body so that it is always in the center of the operation bag 1, which is convenient for subsequent rescue and pulling it out. Through the setting of the rigid bracket 2, the operation bag 1 is supported, providing a quick rescue channel for search and rescue personnel. The position of the guide frame 11 can be adjusted by the user by pulling the two sliders 1302. After adjustment, it is only necessary to insert the bolt 1303 into the corresponding limit hole 1304 to limit the position of the slider 1302.

[0025] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any other form. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes for application in other fields. However, any simple modification, equivalent change and modification of the above embodiment made according to the technical essence of the present invention without departing from the content of the technical solution of the present invention shall still fall within the scope of protection of the technical solution of the present invention.

Claims

1. A tool for rapid escape from a confined space, comprising an operating bag (1), characterized in that: A plurality of rigid supports (2) are distributed in the operating bag (1), and a plurality of pulleys (3) are rotatably connected to the inner wall of each rigid support (2). A connecting ring (4) is fixed to one end of the operating bag (1), and a mounting ring (5) is rotatably connected to the outer wall of the connecting ring (4). An air inlet pipe (6) is fixed to the end of the connecting ring (4) away from the operating bag (1), and four mounting plates (8) are evenly distributed on the outer wall of the mounting ring (5). An adjusting structure (10) for adjusting the position of the mounting plate (8) is provided in the mounting ring (5), and a guide frame (11) is provided on the side of the air inlet pipe (6) away from the connecting ring (4). A guide hole (12) is opened in the guide frame (11), and an adjusting structure (13) for adjusting the position of the guide frame (11) is provided on the outer wall of the air inlet pipe (6).

2. A confined space rapid escape tool according to claim 1, characterized in that: The adjustment structure (10) comprises a slot (1001) formed on the outer wall of the mounting ring (5) and matching the mounting plate (8); a spring (1002) is fixed on the inner wall of the slot (1001); the other end of the spring (1002) is fixed to the mounting plate (8); a first limiting block (1003) is fixed at both ends of the mounting plate (8); and a first limiting slot (1004) matching the first limiting block (1003) is formed at both ends of the slot (1001).

3. The confined space rapid escape tool according to claim 1, characterized in that: The adjustment structure (13) comprises a fixing frame (1301) fixed to both ends of the outer wall of the air inlet pipe (6); a slider (1302) is slidably connected to the inside of the two fixing frames (1301); one end of the two sliders (1302) passes through the fixing frame (1301) and is respectively fixed to the two ends of the guide frame (11); a bolt (1303) is connected to the internal thread of the fixing frame (1301); the output end of the bolt (1303) passes through one side of the fixing frame (1301) and is arranged in the slider (1302); and a plurality of limiting holes (1304) matching the bolts (1303) are opened at one end of the fixing frame (1301).

4. A confined space rapid escape tool according to claim 3, characterized in that: A second limiting block (14) is fixed on the outer wall of the sliding block (1302), and a second limiting groove (15) matching the second limiting block (14) is provided on the inner wall of the fixing frame (1301).

5. The confined space rapid escape tool according to claim 1, characterized in that: A plurality of first mounting holes (7) are provided in the mounting ring (5), and a second mounting hole (9) is provided in the mounting plate (8).

6. The confined space rapid escape tool according to claim 1, characterized in that: The horizontal position of the guide hole (12) is set at the center point of the air inlet pipe (6), and the rotation direction of the pulley (3) is the same as the direction of the operating bag (1).

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