Combined type double-helix buffer device
The utility model discloses a combined type double-helix buffer device, which comprises a spiral compression spring and a base. The buffer device is characterized in that the spiral compression spring consists of an internal spiral compression spring and an external spiral compression spring. The ba...
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| Main Author | |
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| Format | Patent |
| Language | Chinese English |
| Published |
26.12.2012
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| Subjects | |
| Online Access | Get full text |
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| Summary: | The utility model discloses a combined type double-helix buffer device, which comprises a spiral compression spring and a base. The buffer device is characterized in that the spiral compression spring consists of an internal spiral compression spring and an external spiral compression spring. The base consists of a sleeve, a guide pillar and a base plate. The sleeve and the guide pillar are fixedly connected with the base plate. The guide pillar is arranged at the middle part of the sleeve. The internal spiral compression spring is sleeved onto the guide pillar. The external spiral compression spring sleeved onto the internal spiral compression spring is positioned within the sleeve. The guide pillar and the sleeve play a guiding role for the internal spiral compression spring and the external spiral compression spring respectively. The turning direction of the internal spiral compression spring is opposite to the turning direction of the external spiral compression spring. The combined type double-helix buff |
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| Bibliography: | Application Number: CN20122145594U |