CN2794754Y

CN2794754Y - Magnetic suction screw opener

Info

Publication number: CN2794754Y
Application number: CN 200520025471
Authority: CN
Inventors: 刘国珍
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-03-24
Filing date: 2005-03-24
Publication date: 2006-07-12
Anticipated expiration: 2015-03-24

Abstract

The utility model relates to a magnetic suction screw opener. The utility model comprises a grab handle part, a movable sleeve pipe and a telescopic rod body, wherein the bottom end of the telescopic rod body is fixed at the front end of the grab handle part, the bottom end of the telescopic rod body is provided with a sleeve joint part and the front end of the telescopic rod body is provided with a magnetic piece. The bottom end of the movable sleeve pipe is sheathed at the sleeve joint part of the telescopic rod body, and the front end of the movable sleeve pipe forms an opener head inserting mouth. The utility model can overcome the inconvenience of extension by sucking out the telescopic rod body magnetic piece by an opener head at the front end of the movable sleeve pipe in the existing structure. When the utility model is folded, the telescopic rod body can be shortened by being pressed and only the movable sleeve pipe is sheathed in the sleeve joint part of the telescopic rod body.

Description

The magnetic screwdriver

Technical field

The utility model relates to a kind of hand-operated tools, relates in particular to a kind of magnetic screwdriver with flexible magnetic function.

Background technology

Screwdriver is a hand-held tool indispensable in the daily life, and in some machinery or large-scale plant, need to use long screwdriver to lock the screw tightening that is set in the depths, and when if desire is taken out these and is positioned at the depths screw tightening, then need a kind of instrument that can extend and adsorb screw tightening with magnetic force, replace user's hand can't touch part, to take out this screw tightening.

See also No. 5878637 patent of the U.S., it mainly is to utilize the end at Screwdriver handle to be installed with a body, the other end of this body is an openend, and can be for combining sub-head, and body inside is to be installed with a flexible body of rod, should flexible lever front end be a magnetic part, and can be protruding by the openend of body, absorption is positioned at the screw tightening of depths whereby.

Yet, the steel turn-buckle bottle opener of this kind tool magnetic effect is because of its body is to cooperate screwdriver head sheathed, so the major diameter of body openend need cooperate the size of screwdriver head, so the desire elongation is somebody's turn to do when stretching the body of rod, only can lean on the screwdriver head and the suction of the lever front end magnetic part that should stretch to finish; And if in should flexible body of rod retraction body during than the depths, this screwdriver head also be difficult for stretching body of rod sucking-off, so can cause user's inconvenience, can't effectively adsorb this object so plant existing structure.

Therefore in the streets there is the dealer to release the screwdriver of another kind of flexible magnetic, see also No. 414122 patent in Taiwan, " be built-in with the screwdriver of flexible magnetic assembly ", it mainly is that the flexible body of rod is arranged in the Screwdriver handle, and one removable lid is set at this Screwdriver handle end, should stretch the body of rod except that can stretching out by the openend of body front end, also can take out, be somebody's turn to do the flexible body of rod and use separately by Screwdriver handle is terminal.

Yet, though the existing structure of this kind can increase the maximum length that the flexible body of rod can extend, but must will be somebody's turn to do the flexible body of rod earlier by taking out in the Screwdriver handle, therefore the user must grip a bottle opener lever and a flexible body of rod simultaneously, so can cause the inconvenience in the use, and when the body of rod that should stretch is recovered, the thin part of front end of the body of rod of must will stretching is pulled out a bit of in advance, again it is stretched out by the body openend, and may make this flexible lever front end in assembling process by bending or fracture, easily cause fault even can't use.Again, it still can only utilize screwdriver head by the front end sucking-off of body of rod magnetic absorption member of will stretching of the tiny openend of this body front end, and fail to improve this shortcoming under average service conditions.

The utility model content

Technical problem underlying to be solved in the utility model is, overcome the difficult elongation that existing tool magnetic effect steel turn-buckle bottle opener exists, impaired easily during folding, shortcomings such as the easy loss of assembly, and a kind of magnetic screwdriver is provided, impaired easily when it can overcome difficult elongation that existing tool magnetic effect steel turn-buckle bottle opener exists, folding, assembly is shortcoming such as loss easily.

The technical scheme that its technical problem that solves the utility model adopts is:

A kind of magnetic screwdriver comprises a shank part, a moving casing and a flexible body of rod, and it is characterized in that: the shank part front end is fixed in flexible body of rod bottom, flexible body of rod bottom and have a socket part, and flexible lever front end has magnetic part; The moving casing bottom is placed in the socket part of the flexible body of rod, and the moving casing front end forms the screwdriver head inserting port.

Aforesaid magnetic screwdriver, wherein the moving casing socket has short slot, and flexible body of rod socket part has keeper, and flexible body of rod socket part borrows keeper to combine with moving casing socket short slot.

So can overcome existing structure can only be by the front end of moving casing, and with the screwdriver head inconvenience that the sucking-off of body of rod magnetic part elongates of will stretching, and the body of rod that also only needs should stretch when folding is pressed into shortening, and the socket part of again moving casing being inserted in the body of rod that stretches gets final product.

Description of drawings

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

Fig. 1 is the exploded perspective schematic diagram of the utility model magnetic screwdriver.

Fig. 2 is the partial sectional view of the utility model magnetic screwdriver.

Fig. 3 is the perspective view of the utility model magnetic screwdriver.

Fig. 4 is the use schematic diagram of the utility model magnetic screwdriver.

Fig. 5, Fig. 6 are that the flexible body of rod of the utility model magnetic screwdriver elongates the action schematic diagram.

Fig. 7 is that the utility model magnetic screwdriver uses schematic diagram.

Fig. 8, Fig. 9, Figure 10 are another occupation mode schematic diagrames of the utility model magnetic screwdriver.

The number in the figure explanation:

1--shank part 11--storage tank

2--moves sleeve pipe 21--inserting port

22--socket 221--short slot

The 3--body of rod 31--rod tube that stretches

32--socket part 321--keeper

33--magnetic part 40--screwdriver head

The 41--screw tightening

The specific embodiment

See also Fig. 1 to shown in Figure 3, the utility model magnetic screwdriver comprises a shank part 1, a moving casing 2 and a flexible body of rod 3.

Above-mentioned shank part 1 grips for the user and carries out PROPEL, and the front end of this shank part 1 is provided with a hexagonal storage tank 11, and this storage tank 11 is for the flexible body of rod 3 sheathed usefulness.

The above-mentioned flexible body of rod 3 mainly is to be made of several layers of several the rod tube 31 by big gradually little socket in regular turn, so when folding, thinner rod tube can be placed in the thicker rod tube, make its contraction in length, and in use, then rod tube 31 outwards can be extracted out one by one, make its elongation of extending; Rod tube 31 outer lower end that wherein have maximum caliber then are provided with the socket part 32 of a hexagonal cylindricality, the storage tank 11 that is fixed in shank part 1 can be overlapped in the bottom of this socket part 32, and be friction tight bonding state with storage tank 11, these 32 upper ends, socket part then can be sheathed for moving casing 2, and these 32 upper ends, socket part then are provided with positioning piece 321, this keeper 321 can cooperate elastic component to form by steel ball, when making this moving casing 2 be sheathed on this socket part 32, can provide an elasticity to fasten by keeper 321, and can not break away from easily.And the rod tube that has minimum pipe in this rod tube, its front end then is provided with a magnetic part 33, and this magnetic part 33 is the effects with absorption object.

Above-mentioned moving casing front end has an inserting port 21, this inserting port plugs for screwdriver head 40, the bottom of this moving casing then be provided with one with the corresponding socket 22 in flexible body of rod socket part, the cross section of this socket also is a hexagon, and the appropriate location of a side is provided with the keeper buckle of a short slot 221 for the socket part therein, makes moving casing and the nonvoluntary disengaging of the flexible body of rod.

The utility model is when assembling, be that will stretch the earlier socket part 32 of the body of rod 3 is forced in the storage tank 11 of shank part 1, the flexible body of rod 3 of order is combined closely with shank part 1, again the socket 22 of this moving casing 2 is inserted in the socket part 32 of this flexible body of rod 3, and the short slot 221 of socket one side is combined with the keeper 321 of socket part, so just finish the assembling of the utility model magnetic screwdriver, and and the visual user's of this moving casing demand insert solid or pull up, also very easy in the use.

Please cooperate and consult Fig. 4 to shown in Figure 10, the utility model in use, this screwdriver head can be inserted by the inserting port of moving casing front end, at this moment, the bottom of this screwdriver head is subjected to the absorption of expansion link body rod pipe front end magnetic part, and can not come off, so this screwdriver head can be sheathed on the inserting port of moving casing with switching screw tightening 41.And when desire is used objects such as being somebody's turn to do flexible body of rod absorption screw tightening, this screwdriver head can be pulled out, the related magnetic part that makes is drawn out along with screwdriver head, and the screw tightening of body of rod elongation with absorption slit place so just can stretch.Moving casing of the present utility model can separate with the flexible body of rod, so also can be with this moving casing by pulling up on the flexible body of rod, so, the user just can directly pull out extension with the rod tube of the body of rod that should stretch, and utilizes the objects such as magnetic part absorption screw tightening of this flexible lever front end.It is also very easy to desire to fold this flexible body of rod after finishing using, and each rod tube of the body of rod that only needs should stretch compresses to be packed up, and the socket part of again this moving casing being recovered the body of rod that stretches gets final product, and can not produce bending fully or damage the situation of this rod tube.

The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.

Claims

1, a kind of magnetic screwdriver comprises a shank part, a moving casing and a flexible body of rod, it is characterized in that:

The shank part front end is fixed in flexible body of rod bottom, flexible body of rod bottom and have a socket part, and flexible lever front end has magnetic part;

The moving casing bottom is placed in the socket part of the flexible body of rod, and the moving casing front end forms the screwdriver head inserting port.

2, magnetic screwdriver according to claim 1 is characterized in that, the moving casing socket has short slot, and flexible body of rod socket part has keeper, and flexible body of rod socket part borrows keeper to combine with moving casing socket short slot.