Device and method for measuring expansion ratio of experimental foamed asphalt
A technology of foamed asphalt and measuring devices, applied in the direction of material inspection products, etc., can solve the problems of poor accuracy and unreliable data, and achieve the effect of easy operation and simple structure
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[0037] The present invention is further described below in conjunction with accompanying drawing:
[0038] see figure 1 and figure 2 , a device for measuring the expansion ratio of foamed pitch for experiments, comprising a motor 1, a stirring device, a cylinder body 10, a cylinder head 7 and an angular contact ball bearing 5; the cylinder body 10 is a cylinder body with an upper end opening, and the cylinder head 7 is fixedly arranged on On the opening at the top of the body 10; the cylinder cover 7 is provided with a hole, and the angular contact ball bearing 5 is arranged in the hole, and the stirring device is arranged in the cylinder body 10 through the hole; the angular contact ball bearing 5 is set on the stirring device; The device is connected to the motor 1.
[0039] A bearing bush 6 is arranged between the angular contact ball bearing 5 and the cylinder head 7; a bearing cover 4 is arranged above the angular contact ball bearing 5, and the bearing cover 4 is fixe...
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