Portable strap for carbon dioxide gas cylinder

Abstract

The utility model relates to a portable strap for carbon dioxide gas cylinders, belongs to the technical field of surgical equipment, and solves the problems that a large number of carbon dioxide gas cylinders are inconvenient to carry and easy to fall off in the prior art. The back strap comprises a back strap main body and a fixing device, the fixing device is used for fixing a carbon dioxide cylinder; the fixing device comprises a gas cylinder fixing seat, an encircling type fixing clamp arranged on the gas cylinder fixing seat and an auxiliary fastening belt, one end of the auxiliary fastening belt is fixed to the top of the gas cylinder fixing seat, and the other end of the auxiliary fastening belt can bypass the top of the carbon dioxide gas cylinder and then is connected to the bottom of the gas cylinder fixing seat through a buckle. The fixing device is adopted, so that the carbon dioxide gas cylinder is conveniently and stably fixed, and the carbon dioxide gas cylinder is prevented from falling off in the carrying process.

Description

Technical Field

[0001] The utility model relates to the technical field of surgical equipment, in particular to a portable shoulder strap for a carbon dioxide gas cylinder. Background Art

[0002] With the continuous advancement of medical technology, laparoscopic surgery has gained widespread application in the treatment of abdominal combat trauma due to its minimally invasive and precise nature. During laparoscopic surgery, carbon dioxide gas must be injected into the abdominal cavity to create sufficient operating space, separating the internal organs from the abdominal wall. In battlefield environments, due to limited conditions, carbon dioxide gas can only be supplied via cylinders. However, the entire surgical procedure requires a large amount of carbon dioxide gas, posing a pressing challenge in safely and efficiently carrying and securing the cylinders.

[0003] Traditional gas cylinder carrying methods lack portability, increasing the burden on soldiers on the battlefield. During strenuous exercise or in complex terrain, cylinders can easily fall off or become damaged, leading to gas leaks and posing a safety hazard. Carrying cylinders for extended periods of time can place significant pressure on soldiers' shoulders and waists, impacting combat effectiveness. Furthermore, the battlefield environment is harsh, and gas cylinder carriers must withstand a variety of extreme conditions, which traditional devices often struggle to cope with. Furthermore, traditional gas cylinder carriers are often brightly colored, easily revealing a soldier's position and increasing combat risks. Utility Model Content

[0004] In view of the above analysis, the embodiment of the present utility model aims to provide a portable shoulder strap for a carbon dioxide gas cylinder, so as to solve the problem that the carbon dioxide gas cylinder is inconvenient to carry and easy to fall off.

[0005] On the one hand, the utility model provides a portable shoulder strap for a carbon dioxide cylinder, comprising a shoulder strap body and a fixing device; the fixing device is used to fix the carbon dioxide cylinder; the fixing device comprises a cylinder fixing seat, an embracing fixing clip arranged on the cylinder fixing seat, and an auxiliary fastening strap, one end of the auxiliary fastening strap is fixed to the top of the cylinder fixing seat, and the other end of the auxiliary fastening strap can pass around the top of the carbon dioxide cylinder and then be connected to the bottom of the cylinder fixing seat through a buckle.

[0006] Furthermore, four fixing devices are provided, which are respectively located at the upper and lower parts of the rear side of the strap body.

[0007] Furthermore, the gas cylinder fixing seat has a groove, and the groove is used to accommodate the bottom of the carbon dioxide gas cylinder.

[0008] Furthermore, the shape of the gas cylinder fixing seat matches the shape of the carbon dioxide gas cylinder, and is a recessed or semi-enclosed type.

[0009] Furthermore, the semi-enclosed gas cylinder fixing seat has a groove, and the depth of the groove is 5-8 cm.

[0010] Furthermore, a non-slip rubber material pad is provided inside the gas cylinder fixing seat.

[0011] Furthermore, the encircling fixing clamp includes two arc-shaped aluminum alloy clips.

[0012] Furthermore, one end of the clip is connected to both sides of the gas cylinder fixing seat through a hinge, and the clip can be rotated around the hinge to open and close.

[0013] Furthermore, a rubber anti-slip layer is provided on the inner side of the clip.

[0014] Furthermore, the encircling fixing clamps are provided in two groups, which are distributed on the gas cylinder fixing seat in an upper and lower manner.

[0015] Furthermore, the shoulder strap body includes a shoulder strap, a waist belt and a connecting belt; the carbon dioxide cylinder portable shoulder strap also includes a buffer component, which is a buffer pad. The buffer pad is arranged on the inner side of the shoulder strap and the waist belt, and the thickness of the buffer pad at different positions is different.

[0016] Furthermore, it also includes auxiliary accessories, which include a tool pocket and an adjustable buckle; the tool pocket is arranged on one side of the shoulder strap; there are multiple adjustable buckles, which are respectively arranged on the shoulder strap and the waist belt.

[0017] Compared with the prior art, the present invention can achieve at least one of the following beneficial effects:

[0018] (1) The fixing device of the present invention includes a gas cylinder fixing seat, an embracing fixing clamp and an auxiliary fastening belt, which can achieve triple fixation of the carbon dioxide gas cylinder, improve safety and stability, and can easily and quickly take or replace the gas cylinder, which can better meet the needs of surgery in emergency situations.

[0019] (2) The utility model adopts a method of setting four fixing structures on the shoulder strap body, which makes it possible to carry four carbon dioxide cylinders conveniently and stably, meeting the demand for carbon dioxide gas during the surgical process.

[0020] (3) The main body of the harness of the present invention is easy to put on and take off and can effectively disperse pressure.

[0021] In the present invention, the above-mentioned technical solutions can be combined with each other to achieve more preferred combination solutions. Other features and advantages of the present invention will be described in the subsequent description, and some advantages will become apparent from the description or be understood through practice of the present invention. The objectives and other advantages of the present invention can be achieved and obtained through the contents particularly pointed out in the description and drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The accompanying drawings are only used for the purpose of illustrating specific embodiments and are not to be considered as limiting the present invention. Throughout the accompanying drawings, the same reference symbols denote the same components.

[0023] Figure 1 This is a structural diagram of Example 1 of the carbon dioxide gas cylinder portable strap of the present utility model;

[0024] Figure 2 A schematic diagram of the structure of the fixing device of the carbon dioxide gas cylinder portable strap of the present invention (the auxiliary fastening strap is not shown);

[0025] Figure 3 This is a schematic structural diagram of the fixing device of the portable strap for the carbon dioxide gas cylinder of the present invention;

[0026] Figure 4 This is a schematic structural diagram of a gas cylinder fixing seat of a utility model carbon dioxide gas cylinder portable shoulder strap, wherein (a) is a front view, (b) is a side view, and (c) is a top view.

[0027] Reference numerals:

[0028] 1- Harness body; 11- Shoulder strap; 12- Waist belt; 13- Horizontal connecting belt; 14- Vertical connecting belt; 15- Gas cylinder connecting belt; 2- Fixing device; 21- Gas cylinder fixing seat; 22- Encircling fixing clip; 23- Auxiliary fastening belt; 3- Buffer component. DETAILED DESCRIPTION

[0029] The preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings, wherein the accompanying drawings constitute a part of the present invention and are used together with the embodiments of the present invention to illustrate the principles of the present invention, and are not used to limit the scope of the present invention.

[0030] Example 1

[0031] A specific embodiment of the present invention is as follows Figure 1 As shown, a portable shoulder strap for a carbon dioxide gas cylinder is disclosed, comprising a shoulder strap body 1, a fixing device 2, a buffer component 3 and auxiliary accessories. The various parts are tightly connected by stitching, snaps, screws, etc. to form a whole, thereby ensuring the stability and safety of the gas cylinder during carrying.

[0032] The harness body 1 includes a shoulder strap 11 , a waist belt 12 , a transverse connecting belt 13 , a vertical connecting belt 14 and a gas cylinder connecting belt 15 .

[0033] The width of the shoulder strap 11 is designed to be 5-7 cm and the thickness is about 1-2 cm. There are two shoulder straps 11, extending obliquely from the shoulder to the back and downward, and connected to the waist belt 12 on both sides of the back. The front sides of the two shoulder straps 11 are connected by a transverse connecting belt 13. The vertical connecting belt 14 is used to connect the transverse connecting belt and the waist belt 12. One end of the vertical connecting belt is fixedly connected to the middle part of the transverse connecting belt 13, and the other end is connected to the middle part of the front side of the waist belt 12. The gas cylinder connecting belt 15 connects the two gas cylinder fixing seats 21 above together. The shoulder strap 11, waist belt 12, transverse connecting belt 13, vertical connecting belt 14 and gas cylinder connecting belt 15 are connected together to form a stable structure, and evenly distribute the weight of the gas cylinder on the shoulders and waist. A layer of sponge cushioning pad with a thickness of about 1-1.5 cm is attached to the top and inner side of the shoulder strap 11, and the surface is covered with breathable fabric to prevent sweat accumulation. The weight of the shoulder strap 11 part (including the cushion) is 0.3-0.4 kg.

[0034] Preferably, a buffer pad is provided in the middle of the gas cylinder connecting belt 15 .

[0035] The waist belt 12 is 4-5 cm wide and approximately 1.5-2 cm thick. The waist belt 12 is a ring-shaped belt connected end to end and is wrapped around the waist when in use. Both sides of the waist belt 12 are connected to the shoulder straps 11. A wider sponge or silicone cushioning pad is set on the inside of the waist belt 12. The sponge cushioning pad is 1-2 cm thick to reduce pressure on the waist. The surface is covered with breathable fabric to prevent sweat accumulation. The weight of the waist belt 12 part (including the cushioning pad) is 0.4-0.5 kg.

[0036] The harness body 1 is made of durable, abrasion-resistant, highly flexible, and camouflaged high-strength nylon material, ensuring it can withstand the weight of the gas cylinder and the strength required for use in various environments. The nylon material is preferably coated with a waterproof coating to prevent the cylinder from slipping and falling during large movements by soldiers in harsh weather and field conditions. The choice of nylon not only ensures the harness's durability but also its reliability in various environments.

[0037] The design of the harness body 1 fully considers ergonomic principles to ensure that the weight is evenly distributed when carried, reducing the pressure of the harness and cylinder on the body, and thus meeting the design goal of comfort.

[0038] like Figure 2 、 Figure 3As shown, the securing device 2 includes a gas cylinder holder 21, an encircling retaining clip 22, and an auxiliary fastening strap 23. The gas cylinder holder 21 is connected to the harness body 1 and is used to accommodate the gas cylinder. The encircling retaining clip 22 is hinged to both sides of the gas cylinder holder 21 and can be rotated around the hinge to open and close. The auxiliary fastening strap 23 has one end fixed to the top of the holder and the other end, which passes over the top of the gas cylinder and connects to the bottom of the holder via a quick-release fastener.

[0039] This embodiment of the carbon dioxide gas cylinder portable harness has four gas cylinder mounts 21, allowing it to carry four gas cylinders. The two shoulder straps 11 are each provided with two gas cylinder mounts 21, one above and one below. The upper gas cylinder mount 21 is located at the shoulder blades, while the lower gas cylinder mount 21 is located near the junction of the shoulder straps 11 and the waist belt 12.

[0040] like Figure 4 As shown, the cylinder holder 21 is recessed and matches the shape of the CO2 cylinder. The bottom of the cylinder holder 21 has a groove approximately 5-8 cm deep to accommodate the bottom of the CO2 cylinder. This groove ensures that each cylinder holder 21 can accommodate a 1L CO2 cylinder measuring 22.5 cm tall and 10 cm in diameter. A non-slip rubber pad is provided inside the cylinder holder 21 to increase friction with the cylinder. The total weight of the cylinder holder 21 (including the rubber lining) is 0.4-0.6 kg.

[0041] In order to further ensure the stability of the gas cylinder fixation, an embracing fixing clamp 22 is provided on the gas cylinder fixing seat 21 .

[0042] The wraparound retaining clamp 22 consists of two curved aluminum alloy clips with a rubber anti-slip coating on the inside. One end of the clip is connected to the cylinder holder 21 via a hinge, allowing it to be opened and closed. The other end features a quick-lock mechanism using a latch and spring-loaded detent. When the clip is closed, the latch inserts into the corresponding hole, and the spring-loaded detent automatically locks the latch, achieving quick securement. To unlock, simply press the spring-loaded detent and pull out the latch to open the clip and remove the cylinder.

[0043] To ensure stability, two sets of encircling fixing clamps 22 are set, distributed above and below the gas cylinder fixing base 21, and the width of each set of clamps is 4-6 cm. The weight of the encircling fixing clamps 22 (including hinges, latches and other accessories) is 0.2-0.3 kg.

[0044] The encircling fixing clamp 22 is made of aluminum alloy, which can ensure strength and durability, and also ensures its corrosion resistance in long-term use.

[0045] like Figure 3As shown, the fixing device 2 also includes a longitudinally arranged auxiliary fastening strap 23 with a width of 3-5 cm. One end of the auxiliary fastening strap 23 is fixed to the top of the gas cylinder holder 21, and the other end is connected to the bottom of the gas cylinder holder 21 via a quick-release fastener after passing over the top of the gas cylinder. The fastener can be fastened and released with one click, further enhancing the stability of the gas cylinder fixation. The auxiliary fastening strap 23 and the fastener weigh 0.1-0.2 kg.

[0046] The entire fixing device 2 offers both secure fixation and quick removal, ensuring rapid removal of the gas cylinder in an emergency. It utilizes an encircling fixing clip 22 with a quick-lock and unlock mechanism and an auxiliary fastening strap 23 that combines a quick-release buckle with Velcro, ensuring that the gas cylinder can be quickly installed and removed from the harness without shaking or slipping. The encircling fixing clip 22 provides primary fixation, while the fastening strap provides auxiliary fixation. This combination ensures both stability and quick removal.

[0047] In order to further ensure the fixing effect, an anti-misoperation mechanism is also set up. By adding a safety lock on the fixing fastener, it is ensured that it will not be accidentally opened during normal use. It can remain firm even during strenuous exercise, which can meet the safety requirements during use.

[0048] The buffer component 3 includes a buffer pad made of sponge or silicone material, which is arranged on the inner side of the shoulder strap 11 and the waist belt 12. The thickness of the buffer pad changes according to the force applied to different parts of the body.

[0049] Cushioning pads are placed at key areas of contact between the strap and the wearer's body (such as the shoulders and waist). Made of a breathable, soft, and flexible material such as sponge or silicone, they reduce pressure and discomfort caused by prolonged wear. The thickness of the cushioning pads varies according to the amount of force applied to different areas of the body to ensure optimal comfort and support. The cushioning pads are treated with antibacterial material to ensure hygiene after extended use. Cushioning component 3 further ensures the design goal of comfort.

[0050] In the preferred embodiment, the cushioning pads are made of EVA foam, providing additional comfort and cushioning. The EVA cushioning pads are glued or sewn onto the inside of the harness to ensure optimal comfort and support. The choice of EVA foam ensures not only the comfort of the harness but also its durability over long-term use.

[0051] Accessory accessories include a tool pocket and adjustable buckle.

[0052] The tool pocket is located on one side of the harness and measures approximately 15 x 20 x 5 cm. It can hold small tools or accessories related to the use of CO2 cylinders, such as wrenches and spare valves. The pocket (including sewing material) weighs 0.1-0.2 kg.

[0053] Both the shoulder straps 11 and the waist belt 12 are equipped with adjustable buckles, which can be sliding buckles. Both the shoulder straps 11 and the waist belt 12 are equipped with adjustable metal or high-strength plastic buckles, so that the adjustment range of the shoulder strap 11 is 50-100 cm, and the adjustment range of the waist belt 12 is 70-120 cm, so that users of different heights and weights can adjust to a comfortable length. At the same time, it can also further stabilize the position of the strap body 1 to prevent the sliding buckle from accidentally loosening during strenuous exercise, causing the shoulder strap 11 or waist belt 12 to slip. The design of the sliding buckle is simple and efficient, and soldiers can easily adjust to the most comfortable length. The adjustable buckle weighs 0.1-0.2 kg.

[0054] The total weight of the various parts of the shoulder strap is 1.6-2.4 kg, which will not add too much extra burden to the user and can meet the design goal of portability when used.

[0055] The carbon dioxide gas cylinder portable shoulder strap proposed by the utility model meets the requirements of portability, safety, comfort, durability, concealment, etc. through reasonable structural design and material selection.

[0056] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any changes or replacements that can be easily thought of by any technician familiar with this technical field within the technical scope disclosed in the present invention should be covered by the protection scope of the present invention.

Claims

1. Carrying strap for carbon dioxide cylinder, characterized by: It comprises a shoulder strap body and a fixing device; wherein, the fixing device is used to fix the carbon dioxide gas cylinder; the fixing device comprises a gas cylinder fixing seat, an embracing fixing clip arranged on the gas cylinder fixing seat, and an auxiliary fastening belt, one end of the auxiliary fastening belt is fixed to the top of the gas cylinder fixing seat, and the other end of the auxiliary fastening belt can pass around the top of the carbon dioxide gas cylinder and then be fixed to the bottom of the gas cylinder fixing seat.

2. The carbon dioxide gas cylinder portable strap according to claim 1, characterized in that: The fixing devices are provided in four numbers and are respectively located at the upper part and the lower part of the rear side of the strap body.

3. The carbon dioxide gas cylinder portable strap according to claim 2, characterized in that: The gas cylinder fixing seat has a groove, and the groove is used to accommodate the bottom of the carbon dioxide gas cylinder.

4. The carbon dioxide gas cylinder portable strap according to claim 2 or 3, characterized in that: An anti-skid rubber material pad is provided inside the gas cylinder fixing seat.

5. The carbon dioxide gas cylinder portable strap according to claim 2 or 3, characterized in that: The encircling fixing clamp comprises two arc-shaped aluminum alloy clips.

6. The carbon dioxide gas cylinder portable strap according to claim 5, characterized in that: One end of the clip is connected to both sides of the gas cylinder fixing seat through a hinge, and the clip can be rotated around the hinge to open and close.

7. The carbon dioxide gas cylinder portable strap according to claim 6, characterized in that: The inner side of the clip is provided with a rubber anti-slip layer.

8. The carbon dioxide gas cylinder portable strap according to claim 6 or 7, characterized in that: The encircling fixing clamps are provided in two groups, which are distributed on the gas cylinder fixing seat in an upper and lower manner.

9. The carbon dioxide gas cylinder portable strap according to claim 1, characterized in that: The shoulder strap body includes a shoulder strap, a waist belt and a connecting belt; the carbon dioxide cylinder portable shoulder strap also includes a buffer component, which is a buffer pad. The buffer pad is arranged on the inner side of the shoulder strap and the waist belt, and the thickness of the buffer pad is different at different positions.

10. The carbon dioxide gas cylinder portable strap according to claim 9, characterized in that: It also includes auxiliary accessories, which include a tool pocket and an adjustable buckle; the tool pocket is arranged on one side of the shoulder strap; there are multiple adjustable buckles, which are respectively arranged on the shoulder strap and the waist belt.

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