A kind of adjustable spanner
Technical field
The utility model relates to a kind of adjustable spanner.
Background technology
The instrument of tradition swivel bolt, a kind of is fork spanner, can only rotate a sized bolt, another kind is monkey wrench, rotatable plurality of specifications bolt, but because monkey wrench is little with the bolt contact area, simultaneously because the gap of monkey wrench own is larger, in operating process, may cause the damage of nut or bolt head, can't effectively screw.
The utility model content
The utility model purpose is to provide for the defective that prior art exists
The utility model adopts following technical scheme for achieving the above object: a kind of adjustable spanner comprises wrench body and the handle of hollow also comprising fixedly slide block and movable slider; It is on one side inboard that described fixedly slide block is fixed on wrench body, and described movable slider and described fixedly slide block are oppositely arranged and are slidingly connected with described wrench body; The corresponding V-type draw-in groove that is provided with on described fixedly slide block and the described movable slider; Described wrench body one end is provided with adjusting bolt, and described adjusting bolt one end can be connected on the described movable slider.
The beneficial effects of the utility model: the utility model can make spanner follow nut fully to contact by two V structures, effectively prevents the nut damage of trackslipping, and by the adjusting screw(rod) adjusting slider, can rotate the different size nut simultaneously.
Description of drawings
Fig. 1 structural representation of the present utility model.
The specific embodiment
Be a kind of adjustable spanner among Fig. 1, comprise wrench body 1 and the handle 4 of hollow, also comprise fixedly slide block 2 and movable slider 3; It is on one side inboard that described fixedly slide block 2 is fixed on wrench body 1, and described movable slider 3 is oppositely arranged with described fixedly slide block 2 and is slidingly connected with described wrench body 1; The corresponding V-type draw-in groove that is provided with on described fixedly slide block 2 and the described movable slider 3; Described wrench body 1 one ends are provided with adjusting bolt 5, and described adjusting bolt 5 one ends can be connected on the described movable slider 3.
The above only is preferred embodiment of the present utility model, and is in order to limit the utility model, not all within spirit of the present utility model and principle, any modification of doing, is equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.