CN203214545U

CN203214545U - Butterfly bolt

Info

Publication number: CN203214545U
Application number: CN 201320150412
Authority: CN
Inventors: 恽建军
Original assignee: 常州金奇雕数控机床有限公司
Priority date: 2013-03-28
Filing date: 2013-03-28
Publication date: 2013-09-25

Abstract

The utility model discloses a butterfly bolt which comprises a body, wherein the body comprises a circular truncated cone and a screw rod below the big end of the circular truncated cone; a hexagonal body sleeved on the screw rod is fixed below the big end of the circular truncated cone. The butterfly bolt has the beneficial effects that the butterfly bolt provided by the utility model can be rotated manually or by moving the hexagonal body through a spanner, and a fastened object can be conveniently fastened or released by a matched nut.

Description

Wing bolt

Technical field

But the utility model relates to the wing bolt that a kind of both hand rotation also can use spanner to rotate.

Background technique

People usually manually tighten or loosen fastened thing by the combination of wing bolt and nut, but the manually too little or wing bolt of fastening force and being connected corrosion of nut and be difficult to unclamp sometimes might make it impaired if use common tool to rotate wing bolt.

The model utility content

The technical problems to be solved in the utility model is: overcome the deficiency in the prior art, but the wing bolt that provides a kind of both hand rotation also can use spanner to rotate.

The technological scheme that its technical problem that solves the utility model adopts is: a kind of wing bolt, comprise body, and body comprises the screw rod of round platform and the big end of round platform below, also fixedly there is the hexagon that is sleeved on the screw rod the big end of round platform below.

The beneficial effects of the utility model are: the wing bolt that the utility model provides, but both hand rotation, and also can pull hexagon by spanner and rotate, to tighten or loosen fastened thing.

Description of drawings

Below in conjunction with drawings and embodiments the utility model is further specified.

Fig. 1 is structural representation of the present utility model.

Among the figure: 1. round platform; 2. hexagon; 3. screw rod.

Embodiment

By reference to the accompanying drawings the utility model is further described now.These accompanying drawings are the schematic representation of simplification, basic structure of the present utility model only is described in a schematic way, so it only show the formation relevant with the utility model.

A kind of wing bolt as shown in Figure 1 comprises body, and body comprises the screw rod 3 of round platform 1 and round platform 1 big end below, and also fixedly there is the hexagon 2 that is sleeved on the screw rod 3 round platform 1 big end below.

Above-mentioned mode of execution only is explanation technical conceive of the present utility model and characteristics; its purpose is to allow the personage that is familiar with this technology can understand content of the present utility model and is implemented; can not limit protection domain of the present utility model with this; all equivalences of doing according to the utility model spirit essence change or modify, and all should be encompassed in the protection domain of the present utility model.

Claims

1. a wing bolt comprises body, and body comprises the screw rod of round platform and the big end of round platform below, it is characterized in that: also fixedly there is the hexagon that is sleeved on the screw rod the big end of round platform below.