CN2566989Y - Improved ratchet direction control structure - Google Patents

Abstract

The utility model relates to an improved direction control structure of a ratchet wheel. One head of a spanner main body is provided with a containing chamber. One side edge of the containing chamber is provided with a braking slot, and is also provided with a direction control slot. A communicating structure is formed between the direction control slot and the braking slot. A ratchet wheel and a braking block are respectively arranged inside the containing chamber and the braking slot, and the ratchet wheel and the braking block form an engaging structure. The back part of the direction control slot is provided with a left and a right push hole slots. The direction control structure comprises one direction control block and one elastic push device, wherein, the direction control block is provided with one containing hole. The elastic push device is arranged inside the containing hole. The back surface of the braking block is provided with two braking parts which can be pushed by the elastic push device. Each member or each steel ball of the elastic push device and a direction control spring can be easily replaced, and the utility model has the efficacy of convenient replacement. Thereby, the utility model is practical, and an assembly structure of the utility model is simple and convenient. The completely steady structure can be achieved, and the accurate service efficiency can be used. The utility model has industrial using value.

Description

The direction control structure of the ratchet of improvement

Technical field

The utility model relates to the direction control structure that a kind of field of hand is used for the ratchet of fastening, connection, dismounting or clamping tools, particularly relates to a kind of direction control structure (six) of ratchet of the improvement with simple and easy installation function.It mainly is that a head in wrench body is provided with an accommodation chamber, this accommodation chamber side and formation are provided with a brake groove, in addition and be provided with one the control to groove, and between groove and brake groove, form a connectivity structure state in this control, and in accommodation chamber and brake groove can be respectively be placed in for ratchet-gear wheel and brake block, and make it be the engaging structure state; This control forms to the groove back and is provided with the left and right top hole slot of pulling; This direction control structure also comprises a control to piece and the elastic top device of pulling, and this control is provided with a containing hole to piece, and this containing hole is that the confession elastic top device of pulling is placed in it; The back side of brake block then forms the two stopper portions that are provided with, and can be for pulled by pull device top of elastic top.So can reach structure fully firm, use service efficiency very accurately, 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

Existing general ratchet screw or ratchet tool have been popular being extensive use of now, and it is quite convenient in the use, and torque value also can both reach the level that requires of industrial use along with the progress of science and technology.Yet along with the change of consumer spending custom, even a lot of thing instrument is required that all different types and outward appearance will be arranged, same, the direction control structure of ratchet screw also is constantly to change and to develop, and just can meet the requirement of modern consumer now.

The current existing common ratchet screw or the direction control structure of ratchet tool, as Taiwan patent announcement No. 386476 " ratchet spanner structure-improved ", Taiwan patent announcement No. 422158 " the combined type reversing ratchet wrench structural improvement of high torsion ", Taiwan patent announcement No. 382298 " switching construction that turns to of ratchet spanner is improved ", No. the 408653rd, Taiwan patent announcement " ratchet-driven tool () ", Taiwan patent announcement No. 399510 " a kind of ratchet spanner switching button structure improvement ".The content of above-mentioned all kinds of patents all is the different structure-improved of relevant direction control structure, it serves to show that industry all actively researching and developing development towards further improved direction aspect the direction control structure of ratchet screw or ratchet tool.

Above-mentioned is the direction control structure of general existing ratchet, though it can provide user one to have the effect of reversing ratchet wrench structure, really has progressive, but when using, reality but finds also to have in its structure controlling party to defective inconvenient and that conflict is arranged in the use, requirement apart from the user still has certain distance, the direction control structure that causes this ratchet fails to reach best result of use in practical application.This shows that the direction control structure of above-mentioned existing ratchet is still demanded urgently further being improved.

In order further to improve the direction control structure of ratchet, 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.

The applicant also is the leading industry of instrument circle, naturally also at the row of being devoted to make great efforts improvement, therefore because the problem that the direction control structure of above-mentioned existing ratchet 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, actively studied innovation, in the hope of founding a kind of direction control structure of new and improved ratchet, can improve the direction control structure of general existing on the market conventional ratchet, 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 ratchet direction control structure exists, and provide a kind of direction control structure of new and improved ratchet, technical problem underlying to be solved is to make its controlling party that can improve general existing ratchet tool existence of commonly using to defective inconvenient and that conflict is arranged in the use, can reach that structure is fully firm, controlling party can not produce conflict in very convenient, use, and use very precisely, comparatively practical effect, quite have industrial utilization.

Another purpose of the present utility model is, a kind of direction control structure of ratchet of improvement is provided, technical problem to be solved is to make its control structure convenient in assembling, the theory that more meets design, be suitable for practicality more, thereby have the enhancement effect on the whole, and have value on the industry.

The purpose of this utility model and to solve its technical problem underlying be to adopt following technical scheme to realize.The direction control structure of the ratchet of a kind of improvement that foundation the utility model proposes, mainly comprise a wrench body, ratchet-gear wheel, brake block and a direction control structure, wherein: a head of this wrench body is provided with an accommodation chamber, the side of this accommodation chamber and formation are provided with a brake groove, in addition and be provided with one the control to groove, and this control is set to form the connectivity structure state between groove and brake groove, and be equipped with ratchet-gear wheel and brake block in this accommodation chamber and the brake groove respectively in it, and this ratchet-gear wheel and brake block are for being the joggled structure state; It is characterized in that: above-mentioned control is to groove, and it forms at the back and is provided with the left and right top hole slot of pulling; Above-mentioned direction control structure comprises a control to piece and the elastic top device of pulling, and this control is provided with a containing hole to piece, and this elastic top is pulled, and device is then ccontaining to be located in this containing hole; Above-mentioned brake block, it forms the two stopper portions that are provided with overleaf, and is the top structure of pulling with the elastic top device of pulling, and pulled by the pull top of device of elastic top.

The purpose of this utility model and solve its technical problem and can also adopt following technical measures further to realize.

The direction control structure of the ratchet of aforesaid improvement, wherein said elastic top pull device and comprise a steel ball and one the control to spring, this control is set to push up to spring and pulls in the stopper portion of brake block, and this steel ball is set to pass control and pushes up to piece and pull in the structure of control on hole slot is pulled on top about groove.

The direction control structure of the ratchet of aforesaid improvement, the wherein said elastic top device of pulling can be provided with a cover plate again, make this elastic top pull device or the control can effectively be positioned in the containing hole to spring, this cover plate is provided with a location division and cap, and this cap be set to press control to spring in containing hole, this location division then is set to plug control in the locating slot that piece is established in addition, this cover plate presses elastic head and is placed in containing hole, and the top pulls in the brake block stopper portion, and form press control to spring in structure and the effect of control in groove.

The direction control structure of the ratchet of aforesaid improvement, wherein said control to the end of piece be connected with one pull this control to piece in the pulling part of control to the left and right sides of groove, be available for users to pull easily this control and change to the left and right sides of groove in controlling to piece.

The utility model compared with prior art has tangible advantage and beneficial effect.By above technical scheme as can be known, the direction control structure of the ratchet of the utility model improvement, mainly comprise a wrench body, ratchet-gear wheel, brake block and a direction control structure, wherein, one head of this wrench body is provided with an accommodation chamber, the side of accommodation chamber and formation are provided with a brake groove, in addition and be provided with one the control to groove, and between groove and brake groove, form a connectivity structure state in control, and in accommodation chamber and brake groove can be respectively be placed in for ratchet-gear wheel and brake block, and make its configuration state that is engagement, and this control forms to the back of groove and is provided with the left and right top hole slot of pulling; This direction control structure also comprises that a control is to piece and the elastic top device of pulling, this elastic top pull device and comprise a steel ball and one the control to spring, and this control is provided with a locating slot and a containing hole to piece, this locating slot is to receive into for cover plate, and containing hole is ccontaining for the elastic top device of pulling, and its steel ball can be pushed up pull the hole slot of pulling on left and right top; The back side of brake block then forms the stopper portion that is provided with, and can be for pulled to spring top by the pull control of device of elastic top.So can reach another different practicality direction control structure, quite have practicality.

The utility model does not have the existing defective of direction control structure of the existing ratchet of commonly using in use fully, and can make the utility model structure more firmly reach changeableization, therefore can reach suitable practicality, and have extensive value on the industry, specify advantage of the present utility model as follows now:

1, the direction control structure of the ratchet of the utility model improvement, it is simple in structure, and make control to ratchet tool can reach real control to structure and real control to effect, thereby can satisfy industry and user's demand.

2, the utility model also can make simultaneously it work as part need change the time, cover plate can be taken away in advance, the every member or the steel ball of the device of just can easily elastic top being pulled like this are still controlled to the accommodative replacement of spring, and can exempt the existing drawback of commonly using structure can't simple and easy replacement, and be suitable for practicality more.

3, the utility model also is to utilize the cover plate device of elastic top can being pulled firmly to be fixed in the containing hole, thereby can reach splendid locating effect, meets the demand when using more.

4, in addition, can also make it more simple and easy and convenient in assembling by the utility model, thereby can increase work efficiency greatly.

5, the direction control structure of the ratchet of the utility model improvement, because it only is to do slightly structural change at direction control structure, so simple structure, manufacturing cost also reduces relatively, meet cost benefit, and the effect that can reach with product and to use practicality to compare value-for-money especially quite has the value of industry.

6, 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.

7, the utility model is on the practicality and cost benefit of structural design, use, really meet industry development fully and the user is required, 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.

8, structure of the present utility model really has more technological progress than the direction control structure of existing ratchet, and its particular structure feature and function also are far from existing direction control structure and can compare, more existing direction control structure has more technical progress, and have the multinomial effect of enhancement, and creative really.

9, 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, it also is the leading enterprise of instrument circle, the experience of existing ten several years of this series products of development in Drawing upon, quite understand for existing existing problem of rotating force increasable lever project organization and the defective of commonly using, 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 direction control structure has suitable enhancement effect really, and compare existing known product and have more technological progress and practicality, and produced handy and practical good effect, and have practicality really.

In sum, the direction control structure of the ratchet of the improvement of the utility model special construction, can easily elastic top be pulled every member of device or steel ball still controlled to spring and replaced, have and change effect easily, thereby be suitable for practicality more, and it is more simple and easy and convenient on package assembly, it is firm fully to reach structure, and use service efficiency very accurately, quite have industrial utilization.It has above-mentioned many advantages and practical value, is very suitable for the user and uses, and have the extensive value of industry.No matter it structurally or bigger improvement is all arranged on the function, and have large improvement technically, and produced handy and practical effect, and have the effect of enhancement really, thereby be 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 the exploded perspective schematic diagram of direction control structure of the ratchet of the utility model improvement.

Fig. 2 is the generalized section that the control of direction control structure of the ratchet of the utility model improvement moves to right to piece.

Fig. 3 is the generalized section that the control of direction control structure of the ratchet of the utility model improvement moves to left to piece.

Fig. 4 is the side generalized section of direction control structure of the ratchet of the utility model improvement.

Fig. 5 is the stereoscopic schematic diagram for the direction control structure of the ratchet of the utility model improvement.

10---wrench body 11---accommodation chamber

12---brake groove 13---control is to groove

15---steel ball 16---spring

20---ratchet-gear wheel 30---brake block

The 31---stopper 40---of portion direction control structure

The 50---control is to piece 51---locating slot

52---containing hole 53---pulling part

The 60---elastic top device 70---cover plate of pulling

71---location division 72---cap

142--pushes up the hole slot of pulling in the right hole slot 141--left side of pulling of pushing up

The specific embodiment

Below in conjunction with accompanying drawing and preferred embodiment, to its specific embodiment of direction control structure, structure, feature and effect thereof according to the ratchet of the improvement that the utility model proposes, describe in detail as after.

See also Fig. 1, shown in Figure 5, the direction control structure of the ratchet of the utility model improvement, it mainly comprises a wrench body (10), ratchet-gear wheel (20), brake block (30) and a direction control structure (40), wherein:

This wrench body (10), its head is provided with an accommodation chamber (11), the side of accommodation chamber (11) and formation are provided with a brake groove (12), in addition and be provided with one the control to groove (13), control is provided with between groove (13) and brake groove (12) and forms a connectivity structure state, and ratchet-gear wheel (20) and brake block (30) are placed in respectively in accommodation chamber (11) and the brake groove (12), and are the joggled structure state; This control is equipped with direction control structure (40) in groove (13);

Principal character of the present utility model is:

Above-mentioned control is to groove (13), and it forms at the back and is provided with the left hole slot (141) of pulling, the right hole slot (142) of pulling that pushes up of pushing up;

Above-mentioned direction control structure (40) comprises that a control is to piece (50) and the elastic top device (60) of pulling, wherein:

This elastic top device (60) of pulling comprises that a steel ball (15) and a control are to spring (16);

This control is to piece (50), be provided with a locating slot (51) and a containing hole (52), be equipped with the above-mentioned elastic top device (60) of pulling in this containing hole (52), promptly be equipped with control in this containing hole (52) to spring (16) and steel ball (15), and this steel ball (15) can push up to pull and is arranged on pull hole slot (141), right top of left side top and pulls in the hole slot (142);

Above-mentioned brake block (30), it forms the stopper portion (31) that is provided with overleaf, and is the top structure of pulling with control to spring (16), and can pull on controlled top to spring (16);

Please cooperate again and consult Fig. 2, shown in Figure 4, for make above-mentioned elastic top pull device (60) or the control in spring (16) can effectively be positioned containing hole (52), the utility model can be provided with a cover plate (70) again, this cover plate (70) is provided with a location division (71) and cap (72), this cap (72) can in order to press control to spring (16) in containing hole (52), this location division (71) then is inserted into control in the locating slot (51) that piece (50) is established in addition, so can utilize cover plate (70) to reach to press control to spring (16) in control in groove (13), and make the steel ball (15) of its other end can pass control to piece (50) and control is pulled to the top, a left side of groove (13) hole slot (141) of pulling in the top, pull on the hole slot (142) in right top;

And this control can be connected with a pulling part (53) to the end of piece (50), be available for users to pull easily control to piece (50) in the left and right sides of control to groove (13).

See also Fig. 1, Fig. 2, shown in Figure 4, the utility model in use, because above-mentioned brake block (30) is meshed with ratchet-gear wheel (20), and the back stopper portion (31) of this brake block (30) is pulled to the top of spring (16) by the pull control of device (60) of elastic top also, and control is pulled by also on the top of cover plate (70) to spring (16) and steel ball (15), add the ccontaining effect that is placed in the containing hole (52), and can be located in the containing hole (52), therefore will control to piece (50) by pulling part (53) as the user and pull when being displaced into control to the right side of groove (13), can be because the one end be pulled on the hole slot (141) by steel ball (15) the top Yu Zuoding that pulls, therefore can cause pull device (60) or the control of the elastic top of the other end to move to right simultaneously to spring (16), elastic top device (60) brake block (30) of can the top pulling of pulling is moved to right, so can bestow bigger top than the right side of brake block (30) and pull power on ratchet-gear wheel (20), and make this ratchet-gear wheel (20) can only do clockwise rotation;

Please cooperate again and consult Fig. 3, shown in Figure 4, similarly, to control to piece (50) by pulling part (53) as the user and to pull when turning on control to the left side of groove (13), can cause this steel ball (15) top to pull in control in hole slot (142) is pulled on the top, the right side of groove (13) simultaneously, therefore its other end then can cause elastic top pull device (60) or control moving to left to spring (16), so make the left side of this brake block (30) bestow bigger top and pull power on ratchet-gear wheel (20), and making this ratchet-gear wheel (20) can only do counterclockwise rotation, its whole structure chart is as shown in Figure 5.

The utility model in use, when the generation part need be changed, cover plate (70) can be taken away in advance, so just, can easily elastic top be pulled every member of device (60) or steel ball (15), still control is replaced to spring (16), and can exempt the drawback that the direction control structure of the existing ratchet of commonly using can't simple and easy replacement parts.In addition, utilize cover plate (70) device (60) of elastic top can being pulled firmly to be fixed in the containing hole (52), and can reach splendid locating effect.

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 (5)

1, a kind of direction control structure of ratchet of improvement mainly comprises a wrench body, ratchet-gear wheel, brake block and a direction control structure, wherein:

One head of this wrench body is provided with an accommodation chamber, the side of this accommodation chamber and formation are provided with a brake groove, in addition and be provided with one the control to groove, and this control is set to form connectivity structure between groove and brake groove, and be equipped with ratchet-gear wheel and brake block in this accommodation chamber and the brake groove respectively in it, and this ratchet-gear wheel and brake block are for being joggled structure;

It is characterized in that:

Above-mentioned control is to groove, and it forms at the back and is provided with the left and right top hole slot of pulling;

Above-mentioned direction control structure comprises a control to piece and the elastic top device of pulling, and this control is provided with a containing hole to piece, and this elastic top is pulled, and device is then ccontaining to be located in this containing hole;

Above-mentioned brake block, it forms the two stopper portions that are provided with overleaf, and is the top structure of pulling with the elastic top device of pulling.

2, the direction control structure of the ratchet of improvement according to claim 1, it is characterized in that wherein said elastic top pull device and comprise a steel ball and one the control to spring, this control is set to push up to spring and pulls in the stopper portion of brake block, and this steel ball is set to pass control and pushes up to piece and pull in the structure of control on hole slot is pulled on top about groove.

3, the direction control structure of the ratchet of improvement according to claim 1 and 2, it is characterized in that wherein said control to the end of piece be connected with one pull this control to piece in the pulling part of control to the left and right sides of groove.

4, the direction control structure of the ratchet of improvement according to claim 1 and 2, it is characterized in that the wherein said elastic top device of pulling can be provided with a cover plate again, this cover plate is provided with a location division and cap, and this cap be set to press control to spring in containing hole, this location division is set to plug control in the locating slot that piece is established in addition, this cover plate presses elastic head and is placed in containing hole, and the top pulls in brake block stopper portion, form press control to spring in the structure of control in groove.

5, the direction control structure of the ratchet of improvement according to claim 4, it is characterized in that wherein said control to the end of piece be connected with one pull this control to piece in the pulling part of control to the left and right sides of groove.

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