Mountaineering backpack structure

2018-12-21

The structure includes a shoulder strap, a chest strap, a waist belt, a shoulder force belt, a bottom bearing belt, a supporting device, a ventilation device and an adjusting device (referred to as a five-belt device). The carrying system is the core of the backpack technology content. The biggest difference between the performance of a backpack is the carrying system. The performance of the mountaineering bag is not only considered for ventilation, but also for gravity transmission, load bearing and comfort.

The burden of science is realized in the gradual development. U-shaped tube and double-aluminum strip are commonly used in the early support of the supporting device; the improved backpack adopts the "∏"-shaped aluminum sheet and the supporting plate support, and is shaped according to the body curve; in order to improve the carrying performance, the European backpack manufacturer at the end of the 20th century Invented the "TCS" carrying system, which is supported by an alloy tube frame and is shaped with a high-strength, high-strength titanium alloy tube, which greatly reduces the weight of the material and makes it more stressed and balanced, with a large volume. The backpack is equipped with a waist support to make the load-bearing force more seamless. To solve the problem of looking up on the road, the system is designed with a recessed headrest. In order to adapt to the different body shape of the bearer, some backpack waist points can be opened and a pad can be added to solve the contradiction between the stress point of the buttocks and the waist point. The humanized design makes the "TCS" carrying system, which has been the leader of the European mountaineering bag performance evaluation for six consecutive years, and is known as the "smart carrying system".

The piggyback system ventilation is an important indicator of comfort. The manufacturer usually uses a soft venting material to bulge, the shoulders are designed as a cushion, and the waist fulcrum is equipped with an adjustable ventilated cushion to form the saddle in the longitudinal and lateral directions. Good ventilation is solved.

The piggyback system adjustment device is developed on the basis of the fixed device, the fixed structure can only adapt to a specific height, and it is very inconvenient to use, so the manufacturer has developed an adjustable piggyback (generally common in the European package). The adjustable shoulder is divided into an up-and-down type: the up-regulation type generally has a step adjustment at the root of the shoulder strap, and the down-regulation type is an adjustment device installed in the middle of the belt. Both types of adjustment methods can adjust the back distance according to the shape of the backrest. But subject to certain restrictions. In order to solve this contradiction, the manufacturer developed a waist-shoulder connection stepless adjustment, which completely overcomes the limitations of the first two adjustment methods, and the back can be arbitrarily adjusted to a suitable position according to individual needs, thereby finding the best feeling. There are still some brands that use fixed structures (common in the US package). They think that the fixed type is more stable and adapts to the height with different numbers of S-L.

The five-belt function of the carrying system is to ensure the reliable combination of the backpack and the human body, to ensure the correct force transmission and to assist the bearing. Its materials, processes, and design methods directly affect the comfort of the load. In order to ensure the comfort of the shoulder, the manufacturer invented the "S" shoulder strap, so that the shoulder strap can both open the neck and not the shoulder socket. The material is molded with high temperature to form a multi-layer foam film with a flexible outer layer of lycra, so that the shoulder The pad is soft and comfortable; the shoulder force belt is connected by a whole body, which not only ensures the adjustment of the center of gravity but also meets the requirements of the bearing capacity; the chest strap is a small part of the carrying system, but it is not an insignificant part. The main function of the chest strap is to adjust The shoulder strap is open to enhance the stability of the backpack and is good for breathing. The belt is the weight bearing part of the backpack. It is usually composed of a waist pad and a waist belt. It is designed with a movable design. The belt is fastened to the bottom of the backpack with a nylon sticker. After being removed, the upper and lower sides can be finely adjusted. Find the best combination point; the backpack waist bottom adjustment belt is divided into single belt and double belt. The professional backpack is double belt adjustment and cross force, which ensures the reliable combination of the bottom of the backpack and the waist support and the waist.

The structure of the backpack loading system is generally not too complicated, and usually has a main bag, a top bag, a side bag, and a bag attached. The main bag is mostly divided into upper and lower layers, that is, one opening is arranged at the upper end and the middle portion, and the movable partition is installed in the middle, and can be connected or disconnected. The advantage is that the user can dispense the articles according to the needs, and can be taken out from above and below. The top bag of the backpack is also called the head bag. It is set on the top of the backpack. It has a single-pack structure and a double-pack structure. It is very convenient to install some small items. The side bag is also called the ear bag. It is located on both sides of the backpack like two ears. For the convenience of plugging, some bags are not provided with side bags or hidden side bags, and some are designed with movable side bags. It can be removed when using the plug. Attached bag refers to the small bag attached to the outside of the main bag, attached to the front or side of the bag, the purpose is to facilitate the dispensing of items, and some of the attached bags can be taken separately.

Although the loading system function is to load items, whether the design is scientific or not directly affects comfort and force transmission. For example, the double "V" shape design concept of the backpack is to absorb the Nepalese piggyback and the principle of the Portuguese wine barrel. The self-supporting bracket is designed as a large "V" shape, and the shape of the main bag of the backpack is also designed. Large and small cones, it is clear that the main purpose of this design is to pass the gravity reasonably.

Plug-in system: The function of the backpack plug-in system is to increase the number of items carried and to facilitate the attachment of irregular items.

A professional mountaineering bag, plug-in system is essential. The external plug-in system can be divided into top hanging, side hanging, back hanging, bottom hanging, etc., usually by point fixing or strip fixing. The point-and-hang type generally has one or two sets of corresponding hanging points, and is fixed by four-point binding in use. The strip type is usually equipped with two rows of external hanging strips on the front side of the backpack, each of which is provided with a plurality of fixed points, and the fixed items are more random and less affected by the shape. The design of the professional backpack has many unique features, high and low long and short hail hanging points; small pockets for lifting the hanging items; unique cramp fixed structure and high-strength anti-piercing synthetic leather mat; It is convenient and durable in use. This rational design from practice guarantees the scientific nature of the backpack on the load. A properly used plug-in system can double your backpack capacity.
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