Toolbox stacking construction

Abstract

This invention includes at least: a base box, a middle box or expansion box stacked on the base box, a top cover stacked on the middle box, and length adjustment fasteners respectively assembled on the base box and the top cover; the base box includes a recessed area, a positioning base, and a fixing part; the middle box includes a recessed area, a positioning base, and a fixing part; the top cover includes a fixing part, a fastening part, and a handle; the expansion box includes a space area, a positioning base, and a fixing part; the length adjustment fastener includes a positioning member disposed on the fixing part of the base box, a flexible band assembled on the positioning member, and a component capable of sliding on the flexible band. A limiting fastener assembly; the fastener assembly includes a base fastener seat, a shaft, a pressing element, and a spring; with the above structure, by utilizing the positioning element of the length adjusting fastener assembly and the fastener assembly respectively assembled at the fixing part of the base box and the fastening part of the top cover, one or more middle layer boxes or expansion boxes can be reliably clamped between the base box and the top cover, so that the installation, fixing or disassembly of multiple stacked boxes is a quick and convenient operation. At the same time, it can also improve the conventional method of stacking tool boxes, where the total number of fasteners required is twice the number of stacked tool boxes, thereby greatly reducing the total number of fasteners required and the cost when stacking.

Claims

1. A toolbox stacking structure, comprising at least: A base box, a middle box stacked on the base box, a top cover stacked on the middle box, and length adjustment fasteners respectively assembled on the base box and the top cover; wherein: the base box includes at least a recessed area for placing tools, a positioning base for stacking and fitting the middle box, and a fixing part for assembling one end of the length adjustment fasteners; the middle box includes at least a recessed area for placing tools, a positioning base for stacking and fitting the top cover, and a part that is stacked and fitted onto the base box. The top cover includes at least a fixed part at the positioning base of the middle box, a fastening part for fastening the length adjustment buckle assembly, and a handle for lifting; the length adjustment buckle assembly includes at least a positioning member at the fixed part of the base box, a flexible band assembled with the positioning member, and a buckle assembly for sliding and limiting the flexible band; the buckle assembly includes a base buckle seat with a hollow area, a shaft horizontally assembled in the hollow area, and a set of... The device includes a pressing member for moving within the hollowed-out area and a spring sandwiched between the base buckle and the pressing member; the base buckle includes at least a hollowed-out area for accommodating the movable assembly of the pressing member, a snap-fit ​​portion for engaging with the snap-fit ​​portion of the top cover, a stop portion for one end of the spring to abut against, and a stop portion for preventing the pressing member from moving; the pressing member includes at least a pressing portion for pressing with a finger, a shaft hole for the shaft to pass through, and a stop portion for controlling whether the pressure is tight and limited at the flexible band; With the above structure, the positioning part of the length adjustment buckle and the buckle assembly are respectively assembled at the fixing part of the base box and the buckle part of the top cover, so that one or more middle boxes can be securely sandwiched between the base box and the top cover. This makes the installation, fixing or disassembly of multiple stacked boxes quick and convenient. At the same time, it can also improve the conventional method of stacking tool boxes, which requires twice the number of buckles, thus greatly reducing the total number of buckles required and the cost when stacking.

2. A toolbox stacking structure, comprising at least: A base box, an expansion box stacked on the base box, a top cover stacked on the expansion box, and length adjustment fasteners respectively assembled on the base box and the top cover; wherein: the base box includes at least a recessed area for placing tools, a positioning base for stacking and fitting the expansion box, and a fixing part for assembling one end of the length adjustment fasteners; the expansion box includes at least a space area communicating with the recessed area, a positioning base for stacking and fitting the top cover, and a positioning base having a position for stacking and fitting with the base box. The top cover includes at least a fixed connection portion having a positioning base that overlaps and fits onto the expansion box, a fastening portion for fastening the length adjustment buckle assembly, and a handle for lifting; the length adjustment buckle assembly includes at least a positioning member disposed at the fixed portion of the base box, a flexible band assembled at the positioning member, and a buckle assembly for sliding and limiting the flexible band; the buckle assembly includes a base buckle seat having a hollow area, a shaft horizontally disposed at the hollow area, and a fastener assembly disposed at the shaft and movable within the hollow area. The fastener comprises a pressing element and a spring sandwiched between the base fastener and the pressing element; the base fastener includes at least a hollow area for accommodating the movable assembly of the pressing element, a snap-fit ​​portion for engaging with the fastening portion of the top cover, a stop portion for one end of the spring to abut against, and a stop portion for preventing the pressing element from moving; the pressing element includes at least a pressing portion for pressing with a finger, a shaft hole for the shaft to pass through, and a pressure stop portion for controlling whether the pressure is tightened and limited at the flexible band; by means of the above structure, the positioning element of the length adjustment fastener assembly and the fastener assembly are used to adjust the position of the fastener assembly. The expansion boxes are respectively installed at the fixing part of the base box and the fastening part of the top cover, so as to reliably clamp one or more expansion boxes between the base box and the top cover, thereby increasing the space that the base box can accommodate. This allows for the placement of larger hand tools or other tools. At the same time, it enables quick and convenient operation for the installation, fixing or disassembly of multiple stacked boxes. Furthermore, it improves upon conventional stacking of tool boxes by doubling the total number of fasteners required, thereby greatly reducing the total number of fasteners required and the cost when stacking.

3. A toolbox stacking structure, comprising at least: A base box, a middle box stacked on the base box, and length adjustment buckle assemblies respectively assembled on the base box and the middle box; wherein: the base box includes at least a recessed area for placing tools, a positioning base for stacking and fitting the middle box, and a fixing part for assembling one end of the length adjustment buckle assemblies; the middle box includes at least a recessed area for placing tools, a fixing part having a mounting part stacked and fitted on the positioning base of the base box, and a fastening part for fastening the length adjustment buckle assemblies; the length adjustment buckle assemblies include at least a positioning member provided on the fixing part of the base box, a flexible band assembled on the positioning member, and a buckle assembly for sliding and limiting the flexible band; the buckle assembly includes a base buckle seat with a hollow area, a shaft horizontally assembled on the hollow area, a pressing member fitted on the shaft and movable within the hollow area, and a clamping part placed on the base box. The base buckle includes a spring between the buckle seat and the pressing member; the base buckle seat includes at least a hollow area for accommodating the movable assembly of the pressing member, a snap-fit ​​part for engaging with the fastening part of the middle box, a stop part for one end of the spring to abut against, and a stop part for preventing the pressing member from moving; the pressing member includes at least a pressing part for pressing with a finger, a shaft hole for the shaft to pass through, and a pressure stop part for controlling whether the pressure is tight and limited at the flexible band; with the above structure, by using the positioning part of the length adjustment buckle assembly and the buckle assembly respectively assembled at the fixing part of the base box and the fastening part of the middle box, the middle box can be reliably stacked and fixed on top of the base box, so that the fixing or disassembly after stacking is a quick and convenient operation. At the same time, it can also improve the conventional method of stacking tool boxes, where the total number of buckles required is twice the number of stacked tool boxes, thereby greatly reducing the total number of buckles required and the cost when stacking.

4. A toolbox stacking structure, comprising at least: A base box, an expansion box stacked on the base box, and length adjustment buckle assemblies respectively assembled on the base box and the expansion box; wherein: the base box includes at least a recessed area for placing tools, a positioning base for stacking and fitting the expansion box, and a fixing part for assembling one end of the length adjustment buckle assemblies; the expansion box includes at least a space area communicating with the recessed area, a fixing part having a mounting part stacked and fitted on the positioning base of the base box, and a fastening part for fastening the length adjustment buckle assemblies; the length adjustment buckle assemblies include at least a positioning member provided on the fixing part of the base box, a flexible band assembled on the positioning member, and a buckle assembly for sliding and limiting the flexible band; the buckle assembly includes a base buckle seat with a hollow area, a shaft horizontally assembled on the hollow area, a pressing member fitted on the shaft and movable within the hollow area, and a spring clamped between the base buckle seat and the pressing member; the base buckle... The base includes at least a hollow area for accommodating the movable assembly of the pressing member, a snap-fit ​​portion for engaging with the fastening portion of the expansion box, a stop portion for abutting one end of the spring, and a stop portion for preventing the pressing member from moving; the pressing member includes at least a pressing portion for pressing with a finger, a shaft hole for the shaft to pass through, and a pressure stop portion for controlling whether the pressure is tight and limited at the flexible band; with the above structure, by using the positioning member of the length adjustment buckle assembly and the buckle assembly respectively assembled at the fixing portion of the base box and the fastening portion of the expansion box, the expansion box can be reliably stacked and fixed on top of the base box, thereby increasing the space it can accommodate, making it easier to place larger hand tools or other tools, etc. At the same time, it can make the fixing or disassembly after stacking quick and convenient, and it can improve the total number of buckles required for conventional stacking tool boxes, which is twice the number of stacked tool boxes, thereby greatly reducing the total number of buckles required and the cost when stacking.

5. The toolbox stacking structure as described in claim 3, wherein, The middle box is provided with a positioning base for mounting to another middle box or an expansion box for stacking and fitting together.

6. The toolbox stacking structure as described in claim 4, wherein, The expansion box is provided with a positioning base for mounting a middle box or another adjacent expansion box to be stacked and fitted together.

7. The toolbox stacking structure as described in any one of claims 1 to 6, wherein, One end of the flexible band has a handle for gripping with fingers.

8. The toolbox stacking structure as described in claim 7, wherein, The flexible band is equipped with Velcro straps at both ends for positioning the two ends after folding.

9. The toolbox stacking structure as described in claim 7, wherein, The positioning base can be a hole, a groove, a protrusion, or a raised strip.

10. The toolbox stacking structure as described in claim 7, wherein, The fixing part is a hole, a groove, or a protrusion, and a protruding block is formed on the side wall edge of the fixing part to prevent the positioning member from easily disengaging from the fixing part.

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