Positive pressure type air respirator with safety belt function

Abstract

The utility model discloses a positive pressure type air respirator with a safety belt function, which belongs to the technical field of positive pressure type air respirators and mainly comprises a back support, an air bottle is arranged behind the back support and connected with one end of an air pipe, and a mask fastener is arranged at the other end of the air pipe. A quick clamping head and a quick clamping piece are arranged on the back support, the quick clamping piece is matched with the quick clamping head, and a safety belt assembly is arranged on the back support; in the specific implementation process, the back support and the gas cylinder are rapidly worn on the body through the safety belt assembly, then the waist is fixed through the joint of the rapid clamping connector and the rapid clamping piece, and finally the mask is communicated with the gas cylinder through the joint of the mask joint piece and the mask, so that the wearing of the device can be completed. The positive pressure type air respirator has the function of a safety belt at the same time, wearing is convenient and fast, the wearing time of rescue workers is shortened, and then the rescue preparation time of the rescue workers is shortened.

Description

Technical Field

[0001] The utility model relates to the technical field of positive pressure air respirators, in particular to a positive pressure air respirator with the function of a safety belt. Background Art

[0002] The operation and maintenance of sewage pipe networks involves confined space operations. The emergency rescue methods for confined space operations are divided into entry rescue and non-entry rescue. In the entry rescue process, in addition to wearing positive pressure respirators, they also need to wear safety belts and safety ropes to ensure the safety of the rescuers themselves. It has been found in previous emergency drills that it takes a certain amount of time for rescuers to wear safety belts and positive pressure respirators, and the process is relatively cumbersome.

[0003] Therefore, it is necessary to design a positive pressure air respirator with the function of a safety belt. Utility Model Content

[0004] Purpose of the utility model: A positive pressure air respirator with the function of a safety belt to solve the above-mentioned problems existing in the prior art.

[0005] In order to solve the above technical problems, the utility model provides a positive pressure air respirator with the function of a safety belt, including a back support, a gas cylinder is arranged at the rear of the back support, the gas cylinder is connected to one end of a trachea, a mask connector is arranged at the other end of the trachea, a quick clamping joint and a quick clamping piece are arranged on the back support, the quick clamping piece is adapted to the quick clamping joint, and a safety belt assembly is arranged on the back support.

[0006] As a preferred embodiment, the safety belt assembly includes a shoulder strap group arranged on the back support, the shoulder strap group is provided with a chest strap group with two ends connected to the shoulder strap group, a leg guard strap group is provided at the lower end of the back support, and the leg guard strap group is provided with a connecting belt with two ends connected to the leg guard strap group.

[0007] As a preferred embodiment, the shoulder strap group includes a first shoulder strap having one end connected to the back support, a second shoulder strap having one end connected to the back support is provided on the back support, a shoulder adjustment buckle is provided at the other end of the second shoulder strap, and the other end of the first shoulder strap is connected to the shoulder adjustment buckle.

[0008] As a preferred embodiment, the chest strap set includes a first chest strap having one end connected to the second shoulder strap, another second shoulder strap is provided with a second chest strap having one end connected to the second shoulder strap, the other end of the second chest strap is provided with a chest adjustment buckle, and the other end of the first chest strap is connected to the chest adjustment buckle.

[0009] As a preferred embodiment, the leg guard strap set includes a first leg guard strap with one end connected to the back support, a second leg guard strap with one end connected to the back support is provided on the back support, the other end of the second leg guard strap is provided with a leg adjustment buckle, and the other end of the first leg guard strap is connected to the leg adjustment buckle.

[0010] As a preferred solution, a first metal buckle is provided on the back support below the connection point between the first shoulder strap and the back support, and a second metal buckle is provided on the top of the back support.

[0011] As a preferred solution, the first shoulder strap is provided with a widened pressure-reducing shoulder strap.

[0012] As a preferred solution, the first leg guard is provided with a widened decompression leg guard.

[0013] Beneficial effects: The utility model relates to a positive pressure air respirator with the function of a safety belt. When working, the back support and the gas cylinder are first quickly worn on the body through the safety belt assembly, and then the waist is fixed by engaging the quick clamp joint with the quick clamp joint, and finally the mask is engaged with the mask through the mask joint to connect the mask with the gas cylinder, so that the wearing of the positive pressure air respirator can be completed; the positive pressure air respirator also has the function of a safety belt, which is convenient and quick to wear, shortening the wearing time of rescuers, and thus shortening the rescue preparation time of rescuers. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the front side of the utility model.

[0015] Figure 2 It is a schematic diagram of the overall structure of the back side of the utility model.

[0016] The reference numerals in the figure are: back support 1, gas cylinder 2, trachea 3, mask joint 4, first shoulder strap 5, widened decompression shoulder strap 6, shoulder adjustment buckle 7, second shoulder strap 8, first chest strap 9, second chest strap 10, chest adjustment buckle 11, first metal buckle 12, quick clamping joint 13, quick clamping part 14, second leg guard strap 15, first leg guard strap 16, leg adjustment buckle 17, widened decompression leg guard strap 18, connecting strap 19, second metal buckle 20. DETAILED DESCRIPTION

[0017] In the following description, a large number of specific details are given to provide a more thorough understanding of the utility model. However, it is obvious to those skilled in the art that the utility model can be implemented without one or more of these details. In other examples, in order to avoid confusion with the utility model, some technical features known in the art are not described.

[0018] The applicant's research found that from previous emergency drills, it takes a certain amount of time for rescue workers to put on safety belts and positive pressure respirators, and the process is rather cumbersome.

[0019] To this end, the utility model provides a positive pressure air respirator with the function of a safety belt, please refer to Figure 1 to Figure 2 The device includes a back support 1, a gas cylinder 2 is arranged at the rear of the back support 1, the gas cylinder 2 is connected to one end of the trachea 3, and a mask connector 4 is arranged at the other end of the trachea 3. A quick clamping joint 13 and a quick clamping joint 14 are arranged on the back support 1, and the quick clamping joint 14 is adapted to the quick clamping joint 13, and a safety belt assembly is arranged on the back support 1; in specific implementation, the back support 1 and the gas cylinder 2 are first quickly worn on the body through the safety belt assembly, and then the waist is fixed by engaging the quick clamping joint 13 with the quick clamping joint 14, and finally the mask is engaged with the mask through the mask connector 4 to connect the mask with the gas cylinder 2, so that the wearing of the device can be completed.

[0020] Preferably, the safety belt assembly includes a shoulder strap group arranged on the back support 1, the shoulder strap group is provided with a chest strap group with two ends connected to the shoulder strap group, a leg guard strap group is arranged at the lower end of the back support, and the leg guard strap group is provided with a connecting belt 19 with two ends connected to the leg guard strap group.

[0021] Preferably, the shoulder strap group includes a first shoulder strap 5 having one end connected to the back support 1, a second shoulder strap 8 having one end connected to the back support 1 is provided on the back support 1, a shoulder adjustment buckle 7 is provided at the other end of the second shoulder strap 8, and the other end of the first shoulder strap 5 is connected to the shoulder adjustment buckle 7; in specific implementation, the length of the first shoulder strap 5 can be adjusted by the shoulder adjustment buckle 7 so that the shoulder strap group can adapt to wearers of different body shapes.

[0022] Preferably, the chest strap set includes a first chest strap 9 having one end connected to the second shoulder strap 8, a second chest strap 10 having one end connected to the second shoulder strap 8 is provided on the other second shoulder strap 8, a chest adjustment buckle 11 is provided at the other end of the second chest strap 10, and the other end of the first chest strap 9 is connected to the chest adjustment buckle 11; in specific implementation, the length of the first chest strap 9 can be adjusted by the chest adjustment buckle 11 to make the chest strap set adapt to wearers of different body shapes.

[0023] Furthermore, the leg guard strap set includes a first leg guard strap 16 having one end connected to the back support 1, a second leg guard strap 15 having one end connected to the back support 1 is provided on the back support 1, the second leg guard strap 15 is provided with a leg adjustment buckle 17 at the other end, and the other end of the first leg guard strap 16 is connected to the leg adjustment buckle 17; in specific implementation, the length of the first leg guard strap 16 can be adjusted by the leg adjustment buckle 17 to make the leg guard strap set adapt to wearers of different body shapes.

[0024] Furthermore, a first metal buckle 12 is provided on the back support 1 below the connection point between the first shoulder strap 5 and the back support 1, and a second metal buckle 20 is provided on the top of the back support 1; in specific implementation, the safety rope can be passed around the gas cylinder and fixed to the back of the wearer through the two first metal buckles 12, or the safety rope can be fixed to the second metal buckle 20, so that the wearer can perform suspension tasks.

[0025] Preferably, in order to reduce the pressure on the shoulders, the first shoulder strap 5 is provided with a widened decompression shoulder strap 6 .

[0026] Preferably, in order to reduce the pressure on the legs, the first leg guard 16 is provided with a widened decompression leg guard 18 .

[0027] The preferred embodiments of the present invention are described in detail above in conjunction with the accompanying drawings; however, the present invention is not limited to the specific details in the above embodiments. Within the technical concept of the present invention, various equivalent transformations can be made to the technical scheme of the present invention, and these equivalent transformations all belong to the protection scope of the present invention.

Claims

1. A positive pressure air respirator with the function of a safety belt, characterized in that: include: Back support; A gas cylinder, arranged behind the back support; A gas pipe, one end of which is connected to the gas cylinder; A mask joint, arranged at the other end of the trachea; A quick-release connector, arranged on the back support; A quick-clamp connector, arranged on the back support and adapted to the quick-clamp connector; The safety belt assembly is arranged on the back support.

2. A positive pressure air respirator with safety belt function according to claim 1, characterized in that: The seat belt assembly comprises: A shoulder strap set, arranged on the back support; A leg guard belt set, arranged at the lower end of the back support; A chest strap set, both ends of which are connected to the shoulder strap set; The two ends of the connecting belt are connected to the leg guard belt set.

3. A positive pressure air respirator with safety belt function according to claim 2, characterized in that: The shoulder strap set comprises: A first shoulder strap, one end of which is connected to the back support; A second shoulder strap, one end of which is connected to the back support; A shoulder adjustment buckle, arranged at the other end of the second shoulder strap; The other end of the first shoulder strap is connected to the shoulder adjustment buckle.

4. A positive pressure air respirator with safety belt function according to claim 3, characterized in that: The chest belt set comprises: a first chest strap, one end of which is connected to the second shoulder strap; a second chest strap, one end of which is connected to the second shoulder strap; A chest adjustment buckle, arranged at the other end of the second chest strap; The other end of the first chest strap is connected to the chest adjustment buckle.

5. A positive pressure air respirator with safety belt function according to claim 2, characterized in that: The leg guard belt set comprises: A first leg guard strap, one end of which is connected to the back support; A second leg guard strap, one end of which is connected to the back support; A leg adjustment buckle, arranged at the other end of the second leg guard strap; The other end of the first leg guard strap is connected to the leg adjustment buckle.

6. A positive pressure air respirator with safety belt function according to claim 3, characterized in that: A first metal buckle is arranged on the back support below the connection point between the first shoulder strap and the back support, and a second metal buckle is arranged on the top of the back support.

7. A positive pressure air respirator with safety belt function according to claim 3, characterized in that: The first shoulder strap is provided with a widened pressure-reducing shoulder strap.

8. A positive pressure air respirator with safety belt function according to claim 5, characterized in that: The first leg guard is provided with a widened pressure relief leg guard.

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