A spring module for making a spring cushion of furniture, the spring module comprising: one or more conical springs; and a spring bracket configured to hold and fix the one or more conical springs therein, the spring bracket comprising: a rectangular base comprising one or more spring mounting seats, each spring mounting seat having a spring fixing part for fixing an end of one conical spring; one or more end covers, each end cover arranged opposite to one corresponding spring mounting seat and cooperate with each other, so as to hold one conical spring of the one or more conical springs; and one or more groups of flexible straps, each group of flexible straps comprising a plurality of flexible straps spaced from each other and uniformly arranged between a corresponding pair of the spring mounting seat and the end cover, wherein a pair of opposite sides of the base are respectively provided with connections extending along the sides, the connection comprising: a first flange extending upward along a height direction of the spring module; and a second flange extending downward along the height direction of the spring module, wherein when the connection of one spring module is arranged adjacent to the connection of another spring module, the adjacently arranged connections are configured to be connected together by an independent connector passing therebetween. one or more conical springs; and a spring bracket configured to hold and fix the one or more conical springs therein, the spring bracket comprising: a rectangular base comprising one or more spring mounting seats, each spring mounting seat having a spring fixing part for fixing an end of one conical spring; one or more end covers, each end cover arranged opposite to one corresponding spring mounting seat and cooperate with each other, so as to hold one conical spring of the one or more conical springs; and one or more groups of flexible straps, each group of flexible straps comprising a plurality of flexible straps spaced from each other and uniformly arranged between a corresponding pair of the spring mounting seat and the end cover, a rectangular base comprising one or more spring mounting seats, each spring mounting seat having a spring fixing part for fixing an end of one conical spring; one or more end covers, each end cover arranged opposite to one corresponding spring mounting seat and cooperate with each other, so as to hold one conical spring of the one or more conical springs; and one or more groups of flexible straps, each group of flexible straps comprising a plurality of flexible straps spaced from each other and uniformly arranged between a corresponding pair of the spring mounting seat and the end cover, wherein a pair of opposite sides of the base are respectively provided with connections extending along the sides, the connection comprising: a first flange extending upward along a height direction of the spring module; and a second flange extending downward along the height direction of the spring module, wherein when the connection of one spring module is arranged adjacent to the connection of another spring module, the adjacently arranged connections are configured to be connected together by an independent connector passing therebetween. a first flange extending upward along a height direction of the spring module; and a second flange extending downward along the height direction of the spring module, wherein when the connection of one spring module is arranged adjacent to the connection of another spring module, the adjacently arranged connections are configured to be connected together by an independent connector passing therebetween.