CN2578050Y

CN2578050Y - Tool with magnet to attract nuts

Info

Publication number: CN2578050Y
Application number: CN 02256534
Authority: CN
Inventors: 谢智庆
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-09-20
Filing date: 2002-09-20
Publication date: 2003-10-08
Anticipated expiration: 2012-09-20

Abstract

The utility model relates to a tool for magnetically sucking and loosing a back nut structure. The utility model mainly comprises a spanner main body, wherein, one end of the spanner main body is provided with a wrenching part and a containing chamber. The containing chamber is penetrated through a braking groove at the side edge of the head. A ratchet, a braking block, etc. are arranged inside the containing chamber. The ratchet, the braking block, etc. form a mutual engagement structure. The inner surface of a ratchet tooth is provided with a sheathing part for fixedly sheathing a workpiece. The bottom of the wrenching part of the spanner main body is provided with a C-shaped type buckle. A bottom structure which causes the ratchet tooth to fix at the bottom of the wrenching part of the spanner main body is formed. A rotary disc is arranged, the middle of the rotary disc is provided with a sheathing hole, and the inner edge of the sheathing hole is provided with a shoulder part. The shoulder part is sucked and provided with a magnetic member. When the rotary disc is sheathed at the top end of the ratchet tooth, the magnetic member is positioned between the rotary disc and the ratchet tooth, and the magnetic member form a structure that the ratchet tooth is convexly arranged inside the containing chamber. Because of the structure, the rotary disc and the ratchet tooth are integrally adsorbed. When the utility model is used, the magnetic member absorbs the nut workpiece to follow the spanner main body to separate from the original fixed position. Thereby, the utility model has the efficacy for relieving the abuse that hands are directly used for contacting dirty or blanching workpieces, etc.

Description

Has the get loose instrument of back nut structure of magnetic

Technical field

The utility model relate to a kind of hand-operated tools field be used for fastening, connect, dismounting or clamping tools, particularly relate to a kind of utilize the adsorption structure of magnetic part and can reach nut workpiece effect that absorption unscrews have a get loose instrument of back nut structure of magnetic.It is to utilize magnetic part to adsorb rolling disc and hook tooth simultaneously, and make it can adsorb the nut workpiece, and can reach in use, make magnetic part absorption nut workpiece and follow wrench body to leave former fixed position, thereby have that can exempt directly catches and touch the effect of drawbacks such as dirt or blanching workpiece, and become a kind of new design that quite has practicality and progressive, be suitable for the industrial circle wide popularization and application.

Background technology

Current general existing hand-held tool is quite frequent in the use, and because of the scope of its use has the great scope of application, though it can provide user's one effect easy to use to have progressive really, but when using, reality but finds also to have in its structure the greatly inconvenient shortcoming of some uses, cause this hand-held tool in practical application, fail to reach best result of use, and its shortcoming can be summarized as follows:

1, general existing ratchet spanner instrument, it is quite convenient when pulling screw, and industry and sellers have also done great requirement to its torque value, that is to say that it is operable using ratchet spanner to pull fastening nut again under normal condition, even industry more the someone utilize extra outside spanner the designed portion of knocking knock fastening nut, it is comparatively become flexible pulled back-out more afterwards, yet these all are to use the nut when fastening to pull mode;

But when nut by loosening and arrive get loose after, we can find ratchet spanner and no longer can be good at using, because after nut gets loose, the ratchet of ratchet spanner obviously diminishes because of the friction with nut, therefore when rotating, sometimes can produce the situation of similar debentition, promptly just as following ratchet spanner as nut and rotating, and the situation that has bad use produces, therefore most people can directly utilize and manually directly produce nut, this experience of inconvenience of using believes that the user has, and this shows that existing ratchet spanner instrument also has it and uses inconvenient defective.

2, the samely state brightly, utilize that manually to produce the nut that gets loose no doubt comparatively quick, if but nut is dirty or greasy, when being blanching even, the user can not be ready to utilize again and manually produces nut, so the utmost point has necessity of improvement.

3 moreover have the people that the top supporting part of one convex is set on the hook tooth of ratchet spanner again more, and make this nut that unscrews can drop between inner hook tooth and spanner casket end, and can remove the problem of removing to take nut with hand from; But this kind mode is still to be utilized fixing power and fixes the nut that unscrews, and after not excessive nut was unscrewed, then the frictional force with spanner casket end also can diminish certainly, similarly the situation that also always can drop; Moreover, intrinsic hook tooth is provided with the scheme of a top supporting part again, its whole cost is high too, and can not reach best use effect, does not meet cost-benefit defective and have.

The above-mentioned existing hand tool of commonly using can cause the inconvenience in the use, and has trouble or difficulty in the use, so integral body, does not quite have practicality.This shows that above-mentioned existing hand-held tool still has many defectives, and demands urgently further being improved.

In order to solve the defective of existing hand-held tool, relevant manufacturer there's no one who doesn't or isn't seeks the road that solves painstakingly, but does not see always that for a long time suitable design finished by development, and this obviously is the problem that the anxious desire of relevant dealer solves.

Because the defective that above-mentioned existing hand-held tool exists, the design people is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge thereof, actively studied innovation, in the hope of the taking-up structure after founding a kind of nut and getting loose, can improve generally existing on the market hand tool, make it have more practicality.Through constantly research, design, and after studying sample and improvement repeatedly, create the utility model that has practical value finally.

Summary of the invention

Main purpose of the present utility model is, overcome the defective that existing hand tool exists, and provide a kind of novel get loose instrument of back nut structure of magnetic that has, technical problem underlying to be solved is that nut can be taken out from hand-held tool after unscrewing simply, direct problem of taking out of hand and the trouble that causes must be utilized and can exempt the existing hand-held tool of commonly using, the effect that unscrews back nut can be taken out simply and have.

Another purpose of the present utility model is, a kind of get loose instrument of back nut structure of magnetic that has is provided, technical problem to be solved is to make it except can reaching the effect that simple and easy taking-up unscrews back nut, and make its structure be set to quite easy structure, have more practicality, and meet cost benefit, and have the value of extensively utilizing on the industry.

The purpose of this utility model and to solve its technical problem underlying be to adopt following technical scheme to realize.A kind ofly has a get loose instrument of back nut structure of magnetic according to what the utility model proposes, it mainly comprises: a wrench body, at least one end of this wrench body is provided with a pulling part, and this pulling part is provided with a room, this room and the breaker slot that is provided with through the head side, and be provided with members such as hook tooth, brake block in this room and be located in it, and be joggled structure; This hook tooth, its inner face also forms the cover portion that is provided with the solid workpiece of a cover, rotates the action that unscrews to exercise; The pulling part bottom of this wrench body and cooperation are provided with a C type and buckle, and form the structure that hook tooth is fixed in wrench body pulling part bottom; Other is provided with a rolling disc, form in the middle of this rolling disc and be provided with a sleeving fixed hole, inhale in this sleeving fixed hole and be installed with a magnetic part, and make wrench body in use, the nut workpiece that unscrews can be adsorbed, can exempt directly catches touches the drawbacks such as workpiece of dirt or blanching, is very suitable for practicality.

The purpose of this utility model and solve its technical problem underlying and can also realize by the following technical solutions.A kind ofly has a get loose instrument of back nut structure of magnetic according to what the utility model proposes, it mainly comprises: a wrench body, at least one end of this wrench body is provided with a pulling part, and this pulling part is provided with a room, this room and the breaker slot that is provided with through the head side, and be provided with members such as hook tooth, brake block in this room and be located in it, and be joggled structure; This hook tooth, its inner face also forms the cover portion that is provided with the solid workpiece of a cover, rotates the action that unscrews to exercise; The pulling part bottom of this wrench body and cooperation are provided with a C type and buckle, and form the structure that hook tooth is fixed in wrench body pulling part bottom; Other is provided with a rolling disc, form in the middle of this rolling disc and be provided with a sleeving fixed hole, the inner edge of this sleeving fixed hole extends again and is provided with a shoulder, this shoulder is inhaled and is installed with a magnetic part, and when this rolling disc cover is fixed in the top of hook tooth, this magnetic part just is provided with between rolling disc and hook tooth, and this magnetic part and be and protrude the structure of hook tooth in room; By said structure, but can make all one absorption of rolling disc and hook tooth, and make the utility model in use, can make magnetic part absorption nut workpiece and and then wrench body leave former fixed position, thereby have that can exempt directly catches and touch the effect of drawbacks such as dirt or blanching workpiece.

The utility model compared with prior art has tangible advantage and beneficial effect.By above technical scheme as can be known, the utlity model has the get loose instrument of back nut structure of magnetic, it mainly comprises a wrench body, at least one end of this wrench body is provided with pulling part, this pulling part is provided with a room, this room and through the breaker slot of head side, and can supply in members such as hook tooth, brake block are located in, and make it be engagement; The inner face of this hook tooth and formation are provided with a cover portion and can overlap solid workpiece, rotate the action that unscrews to exercise; And the bottom that also cooperates the C type that is provided with to buckle bottom the pulling part of wrench body and hook tooth is fixed in the wrench body pulling part; And be provided with a rolling disc, form in the middle of this rolling disc and be provided with sleeving fixed hole, the sleeving fixed hole inner edge also extends a shoulder again, this shoulder is for inhaling a solid magnetic part, and make this rolling disc when cover is fixed in the top of hook tooth, this magnetic part by chance is positioned between rolling disc and hook tooth, and makes its magnetic part and protrude hook tooth in room; Rolling disc and hook tooth can both one be adsorbed, make the utility model in use, can make magnetic part absorption nut workpiece and follow wrench body to leave former fixed position, touch drawbacks such as dirt or blanching workpiece thereby having exempted directly catches, quite have the value of industry really.

The utility model does not have the existing defective of existing hand tool in use fully, and can be so that the utility model structure more firmly reaches changeableization, therefore can reach suitable practicality, and have extensive value on the industry, specify advantage of the present utility model as follows now:

1, structure of the present utility model is quite simple and easy, and simple especially in assembling, and can exempt having now and commonly use ratchet spanner directly with rolling disc and the integrated drawback of hook tooth, structurally be a quantum jump really.

2, architecture advances of the present utility model and effect are much larger than existing known ratchet spanner structure, and simple structure, cost is comparatively cheap, meet cost benefit, has quite high competitiveness, and the effect that can reach with product and to use practicality to compare value-for-money especially quite has the value of industry.

3, it is not only simple in structure to the utlity model has the get loose instrument of back nut structure of magnetic, and be more suitable for practicality in the use, more can meet the demand of user for the hand-held tool product, can give the selection of consumer Geng Jia, and can significantly promote its overall efficiency, thereby more be suitable for practicality.

4, the utility model can reach the effect in the practicality really, and is not only easy to use, do not need miscellaneous formality, and the processing of structure formation is easy especially, meets cost benefit, and has the value on the industry really, is suitable for industrial circle and extensively promotes the use of.

5, the utility model is on the practicality and cost benefit of structural design, use, really it is required to meet industry development fully, and disclosed structure is unprecedented innovative design, it had not both seen any publication, do not see more that before application that identical architectural feature is arranged is known, formerly public, and also not seeing on the market has similar products like, promptly there is no similar structural design and publish or use in like product, and had novelty really.

6, structure of the present utility model really has more technological progress than existing hand tool, and its particular structure feature and function also are far from existing hand-held tool and can compare, more existing hand tool has more technical progress, and have the multinomial effect of enhancement, and creative really.

7, this case applicant is the company that all kinds of instruments are made in actual production, and enjoy nearly more than 300 achievement of domestic and international patent, the outstanding person of patent application especially, it also is the leading cursor of instrument circle, the experience of these ten several years of series products of development in Drawing upon, quite understand for existing problem of existing hand-held tool and defective, and the utility model is promptly founded according to above-mentioned Study of Defects exploitation, it can reach its intended purposes and effect really, not only on the space structure kenel, really belong to innovation, and more existing hand-held tool has suitable enhancement effect really, and have more technological progress and practicality than existing product, and produced handy and practical good effect, and have practicality really.

In sum, the utility model is special has the get loose instrument of back nut structure of magnetic, after unscrewing, can from hand-held tool, take out simply on nut, direct problem of taking out of hand and the trouble that causes must be utilized and can exempt the existing hand-held tool of commonly using, the effect that unscrews back nut can be taken out simply and have; It is set to quite easy structure and meets cost benefit in addition, has the value of extensively utilizing on the industry.It has above-mentioned many advantages and practical value, no matter structurally or bigger improvement all arranged on the function, and have large improvement technically, and produced handy and practical effect, and has the effect of enhancement really, thereby being suitable for practicality more, really is a new and innovative, progressive, practical new design.

The specific embodiment of the present utility model is provided in detail by following examples and accompanying drawing thereof.

Description of drawings

Fig. 1 is a stereoscopic schematic diagram of the present utility model.

Fig. 2 is an exploded perspective schematic diagram of the present utility model.

Fig. 3 is a structural profile schematic diagram of the present utility model.

Fig. 4 is a partial structurtes enlarged diagram of the present utility model.

Fig. 5 is a user mode schematic diagram one of the present utility model.

Fig. 6 is a user mode schematic diagram two of the present utility model.

10---wrench body 11---pulling part

21---room 22---breaker slot

23---hook tooth 231--cover portion

24---brake block 25---C type is buckled

30---rolling disc 31---sleeving fixed hole

32---shoulder 40---magnetic part

50---nut workpiece

The specific embodiment

Below in conjunction with accompanying drawing and preferred embodiment, to having magnetic get loose its concrete structure of instrument, feature and an effect thereof of back nut structure according to what the utility model proposes, describe in detail as after.

At first see also Fig. 1, shown in Figure 2, the utlity model has the get loose instrument of back nut structure of magnetic, it mainly comprises a wrench body (10), at least one end of this wrench body (10) is provided with a pulling part (11), this pulling part (11) is provided with a room (21), this room (21) and the breaker slot (22) that is provided with through the head side, and in this room (21), can supply hook tooth (23), brake block members such as (24) is located in it, and make it be the joggled structure state, inner face of this hook tooth (23) and formation are provided with a cover portion (231) and can overlap solid workpiece, rotate the action that unscrews to exercise;

See also Fig. 2, shown in Figure 3, the pulling part (11) of this wrench body (10) bottom also cooperates the C type that is provided with to buckle (25) and the bottom of hook tooth (23) being fixed in wrench body (10) pulling part (11);

See also Fig. 2, shown in Figure 4, the utility model also is provided with a rolling disc (30) again, form in the middle of this rolling disc (30) and be provided with a sleeving fixed hole (31), the inner edge of this sleeving fixed hole (31) extends again and is provided with a shoulder (32), shoulder (32) is to be installed with a magnetic part (40) for inhaling, and when this rolling disc (30) is fixed in the top of hook tooth (23) at cover, this magnetic part (40) is provided with just and is positioned between rolling disc (30) and the hook tooth (23), and this magnetic part (40) also is and protrudes the structure of hook tooth (23) in room (21) in, and this magnetic part (40) also is adsorbed between the shoulder (32) of rolling disc (30) and the hook tooth (23) (as shown in Figure 4) just at this moment;

Said structure is combined, constitutes the get loose instrument of back nut structure of magnetic that the utlity model has.

See also shown in Figure 5, the utility model in use, when need rotating nut workpiece (50), can be directly pulling part (11) cover of wrench body (10) be fixed in the nut workpiece (50), and overlaps solid nut workpiece (50) and rotate by the inner cover portion (231) of hook tooth (23);

And after treating nut workpiece (50) unscrewed, because magnetic part (40) is in the room (21) that protrudes from hook tooth (23) (as Fig. 2, shown in Figure 4), therefore can hold and then wrench body (10) and leave former fixed position (as shown in Figure 6) of nut workpiece (50) just by the absorption affinity of magnetic part (40), therefore can exempt directly catching and touch the drawback of dirt or blanching workpiece etc., thereby be very suitable for practicality.

Please cooperate and consult Fig. 2 and shown in Figure 4, other it is emphasized that, in structure of the present utility model, the structure of its magnetic part (40) is very simple, assembles quite simple and easy, this is the breakthrough structure that all hand-held tool products all do not have, and cooperate the rolling disc (30) be provided with direct fit, more can be after unscrewing nut workpiece (50), directly rotate rolling disc (30) and have the effect that nut workpiece (50) is shifted out, and can not produce the situation that drops easily, quite have the value on the industry.

The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, any personnel that are familiar with this technology may utilize the technology contents of above-mentioned announcement to be changed or be modified to the equivalent embodiment of equivalent variations, every content that does not break away from technical solutions of the utility model,, all still belong in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did according to technical spirit of the present utility model.

Claims

1, a kind of have a get loose instrument of back nut structure of magnetic, it is characterized in that it mainly comprises:

One wrench body, at least one end of this wrench body is provided with a pulling part, and this pulling part is provided with a room, this room and the breaker slot that is provided with through the head side, and be provided with hook tooth in this room, the brake block member is located in it, and is joggled structure;

This hook tooth, its inner face also forms the cover portion that is provided with the solid workpiece of a cover;

The pulling part bottom of this wrench body and cooperation are provided with a C type and buckle, and form the structure that hook tooth is fixed in wrench body pulling part bottom;

Other is provided with a rolling disc, forms in the middle of this rolling disc and is provided with a sleeving fixed hole, inhales in this sleeving fixed hole to be installed with a magnetic part.

2, a kind of have a get loose instrument of back nut structure of magnetic, it is characterized in that it mainly comprises:

Other is provided with a rolling disc, form in the middle of this rolling disc and be provided with a sleeving fixed hole, the inner edge of this sleeving fixed hole extends again and is provided with a shoulder, this shoulder is inhaled and is installed with a magnetic part, and this rolling disc cover is fixed in the top of hook tooth, this magnetic part just is provided with between rolling disc and hook tooth, and this magnetic part and be and protrude the structure of hook tooth in room.