英文版椅子.doc

Multi-function fitness computer chairDesigner: Liu DuolunInstructor:Abstract:With the popularity of computers intensified, more and more people are interested in the network,A long time sitting in front of the computer makes it increasingly lack of exercise, based on this phenomenon, we have designed this a family fitness computer chair. The computer chair with inverted L shaped structure, equipped with a casing of iron handrail and leg movement.Can exercise the body sitting in front of the computer.Keywords: computers; family; leg movement; fitness;1 Introduction:1.1 development backgroundIn the 21st century, high-speed network development, network technology, not just make our lives even better,Also bring modern health risks more than ever.Whether in the office or at home, sitting in front of the computer for a long time is a lot of young peoples habits.Computer users at home, work and play more and more time will be getting higher and higher probability to gain a disease.For example, as long as the sit two hours, the calf blood viscosity increased by 17, increase the probability of pulmonary embolism.So if you are part of the sedentary,There will be a fatal crisis.Computer savvy high-risk populations are often pulmonary embolism.According to statistics, more than 90% of pulmonary embolism, a blood clot from the leg veins, and most of them asymptomatic.Pulmonary embolism mortality rate without treatment the mortality rate of 20-30%.Also such a long time in one position in front of the computer, so that the muscles of the cervical spine has been in a stiff state, poor blood circulation, it can easily lead to the Ministry of cervical disease.Once the cervical spine have trouble, it will affect the blood supply to the brain, dizziness and other symptoms.Modern people are lack of exercise and is in inferior health, computer disease harm is great, need causes our attention. While fitness computer chairs appear easily solved this problem.The computer chair is convenient for people in the network at the same time to achieve fitness effect, suitable for companies, Internet cafes, family and other places, to ensure healthy and efficient and comfortable entertainment leisure and work.1.2 Product brief introductionHome fitness computer chair is a pure mechanical control, through the different mechanical transform muscle training fitness equipment. Armrest by stretching and then adjust the appropriate angle variable for arm trainer, by doing advance movement can exercise the muscles of the arm; the seat by a leg exerciser, through the control spring is connected with the base, a person sits on the chair to make the kick movement can exercise the thigh muscles, can effectively prevent muscle atrophy. And when not in use the lightweight appearance, as common computer chair has a higher comfort.1.3 computer chair profilesAt present the computer chair can be divided into the following categories:1) working chair: applicable to the production workshop and other workplace, chair, consisted of simple.2) student chair: applicable to schools and meeting place. The same chair has simple structure. 3) the staff chair: widely used in office environment, chair, small volume, less space occupied. 4) chair: chair of large volume, large occupied space, usually for a class of user management personnel. 5) Ceo chair: also known as the boss chairs, the appearance of the atmosphere.Although various chairs with atmosphere and beautiful appearance, but not in terms of the structure of the fitness, fitness chair as a new product, have extremely high market potential for development. Chair撤消修改 Staff chair Ceo chair2 、design schemesgeneral designThe overall structure of the inverted L type structure, mainly by the seat portion, movement of the arm and leg training device of three partsForm. The main material for 45 steel, based on design drawings, the square and round grinding, welding and other mechanical processing, hinged assembled.The base for the I-shaped steel frame, used to support the chair body weight, and the backrest and leg exercise device connected thereto, so its size slightly larger than the average household computer chair ten percent.Arm muscle exercise device is composed of two sections of rotary bending tube with two spiral spring.Leg training device is composed of a pedal and the pedal bracket, and the base of the U bracket connected through springs.Working principle: the seat portion of the chair 1, chair seating face 3 and a rubber mat 4 through a supporting frame 2 are connected together, form a basic seat. Fitness components including arm force device and a pedal device, arm force device 5 is connected to the arm for the bracket 6, the strength of arm under the bracket 7 is fixed on the seat frame 2, and by turning the screw 8 and the bracket 6 is connected on the bili. Foot pedal device 9 through the pedal bracket 10 is connected with the support of the chair 2. Its characteristic lies in: Bili 5 and a pedal device 9 can pass through respective the rotation of the bracket to change position, each function when using do not affect each other. 3D effect chart3、major work innovation and application prospectAnd the existing domestic computer chair, computer chair has the following innovative advantages and application prospect of:The new fitness function, can be in the home or office space for the mild to moderate physical exercise.Compared with the traditional large fitness equipment, its have higher subjective initiative, can freely move and can reach the modern people in the gym in the pursuit of the fitness effects.Compared with the general fitness equipment at lower costs, marketing and strong, in line with the modern pursuit of he