CN2601788Y - Improved ratchet wrench - Google Patents
Improved ratchet wrench Download PDFInfo
- Publication number
- CN2601788Y CN2601788Y CN 03236912 CN03236912U CN2601788Y CN 2601788 Y CN2601788 Y CN 2601788Y CN 03236912 CN03236912 CN 03236912 CN 03236912 U CN03236912 U CN 03236912U CN 2601788 Y CN2601788 Y CN 2601788Y
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- ratchet
- utility
- spine move
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- nut
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Abstract
A ratchet wrench with improved structure is characterized by that the separated rotating disk and ratchet wheel are improved into an integral structure, i.e. ratchet piece, so that the integral strength of ratchet wrench can be raised, at the same time, a clamping groove is set on the ratchet piece, and two magnetic blocks are cover-mounted on the clamping groove, so that it can increase the elastic space of ratchet wrench when the nut is screwed. In addition, the clamping groove is provided with the inclined hole in a penetrating way, and the steel ball and the elastic body are arranged in the clamping groove, so that the screwed-out screw cap can be propped against, and the screwed-out screw cap can not fall off. Because the utility model adopts the above structure, strengthened structural strength, the equipment is easy, rapid, and it is more convenient to operate, has improved the efficiency, and manufacturing cost is corresponding to be reduced, can need not to take out the nut with the hand unscrewing, has avoided the hand to be stained with the danger of stain and scalding one's hand. It is really a design with great industrial utility value.
Description
Technical field
The utility model relates to a kind of spanner of conventional machinery field of tool, particularly relates to a kind of ratchet spanner.It is that rolling disc and ratchet improvement that utilization will separate are that an overall structure is the spine move part, so that improve the ratchet spanner bulk strength, utilize again draw-in groove and two magnetic blocks of suit elastic space when increasing work is set on the spine move part, utilize again and on draw-in groove, wear angularity hole and insert steel ball and elastomer, to guarantee that the nut that screws out can not come off, 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 existing common ratchet spanner, it mainly can be divided into following two kinds:
The known spanner commonly used of first machinery industry, its when the dismounting nut, regular meeting because of the nut pine after to a certain degree, can't effectively mesh between ratchet in the spanner and brake block, make nut to get loose fully, split out so need nut be unscrewed with hand.But sometimes because of nut speckles with oil stain, and allow user's hand be stained with oil stain, cause the inconvenience in the work.Or because some specific factors cause the nut abnormal high temperature, if go out then to scald hand with hand-screw hastily.Therefore in use, utilize this kind structure, seeming does not quite have practicality.
Therefore, for improving above-mentioned shortcoming, industry just is provided with another kind of ratchet spanner structure again, sees also shown in Figure 180ly, is the stereoscopic figure of said structure.Its structure mainly utilizes a monoblock magnetic block that is set on the ratchet that nut is adsorbed, and takes out fully.Its structure is that rolling disc is to separate with ratchet, and magnetic block is set on the ratchet, and rolling disc places on the protuberance of ratchet, and they place the cover transfer part of wrench body jointly, and the C type is buckled and fixed in bottom, cover transfer part.Tear pine open when ratchet and brake block can't mesh when nut, come the turn rolling disc that nut is unscrewed taking-up fully, utilize magnetic block that nut is adsorbed again with thumb, and taking-up fully.Yet this structure has solved the user without just can get loose the fully problem of nut of hand, has avoided user's hand to be stained with the embarrassment of oil stain and the danger of scalding one's hand.Yet but this kind structure causes other defective in the use.
Above-mentioned ratchet spanner, though can provide user one to have easy to operate ratchet spanner, really has progressive, but when using, reality but finds also to have in its structure some shortcomings, cause this ratchet spanner in practical application, fail to reach best result of use, and its shortcoming can be summarized as follows:
1, at first, this kind ratchet spanner structure commonly used is to be slightly less than ratchet protuberance rolling disc with one to be a tight fit on the ratchet protuberance, so after using a period of time, have the situation that gets loose and take place;
2, this kind ratchet spanner structure commonly used is that rolling disc is a tight fit on the ratchet protuberance, so the overall construction intensity deficiency also can cause rotary torsion to reduce indirectly;
3, this kind ratchet spanner structure commonly used, be that a magnetic block is placed on the ratchet protuberance, so when tightly fitting in a rolling disc that is slightly less than the ratchet protuberance on the ratchet protuberance, because of tight fit institute externally applied forces, cause the be full of cracks or the fracture of magnetic block easily, thereby cause the raising of material cost expenditure;
4, this kind ratchet spanner structure commonly used, wherein magnetic block is not because of having retractility, so in assembling process, meeting is very consuming time;
5, this kind common structure owing to the magnetic block that is set on the ratchet, is a complete volume piece, so when tightening nuts, can't provide preferable elastic space.
Above-mentioned is the structure of general existing ratchet spanner commonly used, the use assembling is time-consuming, intensity is low, the life-span is short, consumptive material but because this kind structure not only can cause easily, and existence can cause sizable troubles such as misgivings of result of use difference, so integral body, it can be said so and quite not have practicality.
This shows that above-mentioned existing ratchet spanner still has many defectives, and the assistant officer treats further to be improved.
In order to solve the defective of existing ratchet spanner, 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 ratchet spanner 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 ratchet spanner of new structure, can improve general existing on the market ratchet spanner structure commonly used, 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, overcomes the defective that existing ratchet spanner exists, and a kind of ratchet spanner of improvement is provided, and makes it have high structural strength and preferable elastic space, increases the service life.
Another purpose of the present utility model is, a kind of ratchet spanner of improvement is provided, and makes it have more practicality, and can increase economic efficiency greatly, thereby has the effect of enhancement on the whole, and has the value on the industry.
A purpose more of the present utility model is, a kind of ratchet spanner of improvement is provided, and makes its easily assembling, easy to operate, the nut difficult drop-off.
The purpose of this utility model and to solve its technical problem underlying be to realize by following technical scheme.Ratchet spanner according to the improvement that the utility model proposes, it is made up of wrench body and ratchet structure, it is characterized in that described wrench body has at least an end to be provided with the cover transfer part, cover is formed with a containing hole in the middle of the transfer part, the containing hole bottom surface is provided with a protruding shoulder, and meet the edge place at cover transfer part and shank part and laterally be equipped with one and be communicated with accommodation space, said ratchet structure is by the spine move part, the C type is buckled and brake block is formed, the integral body that the spine move part is made up of superposed rolling disc and the ratchet that is positioned at the bottom constitutes, the rolling disc periphery of spine move part is the rotation section of twill-like, between rolling disc and ratchet, be equipped with a draw-in groove, the lower edge of ratchet is concaved with a cover card division, the C type is buckled and is fixed on the card division, the acquiescence place of brake block rear and front end is formed with the ratchet part of a corresponding ratchet, brake block places the connection accommodation space of cover transfer part, and the spine move part places in the containing hole of cover transfer part, and the C type on the cover card division of ratchet of being fixed in is buckled and fixed on the root edge shoulder of cover transfer part.
The purpose of this utility model and solve its technical problem and can also adopt following technical measures further to realize.
Aforesaid structure improved ratchet spanner is set with two magnetic blocks on the set draw-in groove of wherein said spine move part.
Aforesaid structure improved ratchet spanner, wherein said draw-in groove can wear one or more angularity holes, and respectively can a ccontaining steel ball and an elastomer in corresponding one or more angularity holes.
The utility model compared with prior art has tangible advantage and effect thereof.
There is not the existing defective of existing ratchet spanner commonly used in use fully, and can be so that the utility model structure more firmly reaches changeableization, therefore can reach suitable practicality, and have the extensive value on the industry, specify advantage of the present utility model as follows now:
1, the ratchet spanner of the utility model improvement, it is simple in structure, thereby can significantly reduce cost, and increases economic efficiency.
2, the ratchet spanner of the utility model improvement, because it only is to do slightly structural change for ratchet spanner commonly used, the rolling disc and the ratchet that are about to the spine move part change an overall structure into, change single magnetic block commonly used into two magnetic blocks, to wear angularity hole on the draw-in groove and insert steel ball and elastomer, 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 on the industry.
3, the ratchet spanner of the utility model improvement is not only simple in structure, and is more suitable for practicality in the use, more can meet the demand of user for the ratchet spanner product.Exempted the defective that ratchet spanner commonly used needs armrest that nut is taken out fully owing to utilizing spine move part integrated formed structure, owing to using two small size magnetic blocks to increase elastic space with elastic space, owing to used magnetic block, steel ball and elasticity physical efficiency when the dismounting nut, nut to be adsorbed, this can both give the selection of consumer Geng Jia, and can significantly improve 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, and assembling meets cost benefit rapidly, and have value on the industry really, be suitable for industrial circle and extensively promote 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 ratchet spanner commonly used, and its particular structure feature and function also are far from existing ratchet spanner commonly used and can compare, more existing ratchet spanner commonly used has more technical progress, and have the multinomial effect of enhancement, and creative really.
7, this case applicant is the company that ratchet spanner is made in actual production, develop this series products experience of existing ten several years, quite understand for existing existing problem of ratchet spanner structure commonly used 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 ratchet spanner commonly used has suitable enhancement effect really, and existing known product has more technological progress and practicality, and produced handy and practical good effect, and have practicality really.
In sum, the ratchet spanner of the utility model special construction has above-mentioned many advantages and practical value, it really belongs to innovation on the space structure kenel, more existing ratchet spanner product has the multinomial effect of enhancement, and simple structure, be suitable for practicality, have the extensive value of industry.It is in limited field, technical development space, 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 the utility model constitutional detail exploded perspective view;
Fig. 2 is the utility model structure schematic appearance;
Fig. 3 is the utility model spine move part structural improvement profile;
Fig. 4 is the utility model overall structure profile;
Fig. 5 is the utility model partial structurtes profiles;
Fig. 6 is the exploded view of the utility model structural improvement second embodiment;
Fig. 7 is the second embodiment overall structure profile of the present utility model;
Fig. 8 is the utility model second embodiment partial structurtes profile;
Fig. 9 is the utility model the 3rd embodiment exploded view;
Figure 10 is the utility model the 3rd embodiment overall structure profile;
Figure 11 is the utility model the 3rd embodiment partial structurtes profile;
Figure 12 is the utility model the 3rd embodiment fundamental diagram;
Figure 13 is the utility model the 3rd embodiment fundamental diagram;
Figure 14～Figure 17 the utility model work sheet;
Figure 18 is a ratchet spanner exploded view commonly used.
Wherein:
10---wrench body 11---overlaps the transfer part
12---containing hole 13---shoulder
14---shank part 15---is communicated with accommodation space
20---ratchet structure 21---spine move part
The 22---rolling disc
23---ratchet 24---draw-in groove
The rotation section 26---cover card division of 25---twill-like
The 27---C type is buckled
30---brake block 31--ratchet part
40,41---magnetic block 50---nut
60---angularity hole 61---steel ball
The 62---elastomer
The specific embodiment
Below in conjunction with accompanying drawing and preferred embodiment, to according to its specific embodiment of structure improved ratchet spanner, structure, feature and the effect thereof that the utility model proposes, describe in detail as after.
See also Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Figure 5, the ratchet spanner of the utility model improvement, it mainly is made up of wrench body (10) and ratchet structure (20), wherein:
Said wrench body (10) has at least an end to be provided with a cover transfer part (11).Be formed with a containing hole (12) in the middle of this cover transfer part (11).Containing hole (12) bottom surface is provided with a protruding shoulder (13), and meets the edge place in cover transfer part (11) with shank part (14) and laterally be equipped with one and be communicated with accommodation space (15).
Said ratchet structure (20) includes: spine move part (21), C type are buckled (27) and brake block (30).
Spine move part (21) is formed one by superposed rolling disc (22) and the ratchet (23) that is positioned at the bottom and is wholely constituted.Between rolling disc (22) and ratchet (23), be equipped with a draw-in groove (24) (seeing also shown in Figure 3).Rolling disc (22) periphery then car is provided with the rotation section (25) of a twill-like to provide finger preferable coefficient of friction.Lower edge at ratchet (23) is concaved with a cover card division (26), and the C type is buckled (27) and is fixed on the card division (26).The acquiescence place of brake block (30) rear and front end is formed with the ratchet part (31) of a corresponding ratchet (23).
Brake block (30) places the connection accommodation space (15) of cover transfer part (11), spine move part (21) places in the containing hole (12) of cover transfer part (11), and the C type on the cover card division (26) of spine move part (21) of being fixed in this moment is buckled (27) and fixed on the shoulder (13) of cover transfer part (11) root edge.
When work, extremely shown in Figure 17 as Figure 14, earlier spine move part (21) is fixed on the nut (50), and apply torsion nut (50) is unscrewed, and unclamp when certain stroke can't utilize ratchet spanner to rotate again when nut (50), only need thumb is put on the rotation section (25) of the twill-like of spine move part (21) upper limb rolling disc (22), nut (50) can be unclamped to tear open easily and take off, and can exempt the nut (50) that hand speckles with oil stain or contact high temperature.
Embodiment 2
Consult Fig. 6 to shown in Figure 8, duty sees also shown in Figure 14 to 17, said two magnetic blocks (40), (41) are set in the draw-in groove (24) of spine move part (21), so can improve assembling speed, in the time of also can exempting simultaneously ratchet wrench commonly used because of application of force cover card, the situation that ruptures in institute's magnetic block that causes (40), (41).The main purpose of the utility model is that the rolling disc (22) of spine move part (21) and ratchet (23) is one-body molded, and reach the purpose that structural strength strengthens, and be set in two magnetic blocks (40), (41) on the draw-in groove (24) of spine move part (21), be two small size blocks, so when application of force tightening nuts (50), because of magnetic block (40), (41) are the separately block of two small sizes, so have preferable elastic space on using.And, nut can be adsorbed on the ratchet, and not have obscission because of the magnetic block (40) on the draw-in groove (24), the magneticaction of (41).Same as the previously described embodiments on other structures, the same structure assembly prolongs the element numbers with the foregoing description, and different assemblies indicate separately.
Just be integrated spine move part (21) through the above emphasis of the present utility model as can be known, cooperate two small size magnetic block (40), (41) than the tool elastic space, and reach the effect that structural strength strengthens, two magnetic blocks (40) and (41) are set in the containing hole (12) of wrench body (10) simultaneously, so can bear bigger external force collision, real creation for having progressive and practicality.
Embodiment 3
Shown in Fig. 9 to 13 figure, different with embodiment 2 structures is goes up cutter at the draw-in groove (24) of spine move part (21) and is provided with three angularity holes (60), and pack into a steel ball (61) and an elastomer (62) of correspondence one by one.When nut (50) was unscrewed, the elastomer (62) in the draw-in groove (24) can generate horizontal force pushing and pressing steel ball (61), the steel ball (61) that exposes nut (50) can be withstood, thereby reach the efficacy of adsorption with above-mentioned embodiment.Other structures of this embodiment are identical with above-mentioned second embodiment.
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.
The utility model lay special stress on a bit, the ratchet spanner of this improvement can make its whole structure more perfect, especially in the quite limited field of this type of tool body scope development space, real symbolic animal of the birth year is valuable when being difficult to.
Claims (3)
1, a kind of structure improved ratchet spanner, it is made up of wrench body (10) and ratchet structure (20), it is characterized in that described wrench body (10) has at least an end to be provided with cover transfer part (11), be formed with a containing hole (12) in the middle of the cover transfer part (11), containing hole (12) bottom surface is provided with a protruding shoulder (13), and meet the edge place in cover transfer part (11) with shank part (14) and laterally be equipped with one and be communicated with accommodation space (15), said ratchet structure (20) is by spine move part (21), the C type buckles (27) and brake block (30) is formed, spine move part (21) is by superposed rolling disc (22) and be positioned at the integral body that the ratchet (23) of bottom forms and constitute, rolling disc (22) periphery of spine move part (21) is the rotation section (25) of twill-like, between rolling disc (22) and ratchet (23), be equipped with a draw-in groove (24), the lower edge of ratchet (23) is concaved with a cover card division (26), the C type is buckled (27) and is fixed on the card division (26), the acquiescence place of brake block (30) rear and front end is formed with the ratchet part (31) of a corresponding ratchet (23), brake block (30) places the connection accommodation space (15) of cover transfer part (11), spine move part (21) places in the containing hole (12) of cover transfer part (11), and the C type on the cover card division (26) of ratchet (23) of being fixed in is buckled (27) and fixed on cover transfer part (11) root edge shoulder (13).
2, structure improved ratchet spanner according to claim 1 is characterized in that being set with two magnetic blocks (40), (41) on the set draw-in groove (24) of wherein said spine move part (21).
3, structure improved ratchet spanner according to claim 1 and 2, it is characterized in that wherein said draw-in groove (24) can wear one or more angularity holes (60), and respectively can a ccontaining steel ball (61) and an elastomer (62) in corresponding one or more angularity holes (60).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03236912 CN2601788Y (en) | 2003-01-27 | 2003-01-27 | Improved ratchet wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03236912 CN2601788Y (en) | 2003-01-27 | 2003-01-27 | Improved ratchet wrench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2601788Y true CN2601788Y (en) | 2004-02-04 |
Family
ID=34167065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03236912 Expired - Lifetime CN2601788Y (en) | 2003-01-27 | 2003-01-27 | Improved ratchet wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2601788Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103522235A (en) * | 2013-10-11 | 2014-01-22 | 桂林市啄木鸟医疗器械有限公司 | Torque wrench used for assembling and disassembling working tips of ultrasonic medical equipment |
| CN107378839A (en) * | 2017-08-14 | 2017-11-24 | 国家电网公司 | Ratchet spanner |
-
2003
- 2003-01-27 CN CN 03236912 patent/CN2601788Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103522235A (en) * | 2013-10-11 | 2014-01-22 | 桂林市啄木鸟医疗器械有限公司 | Torque wrench used for assembling and disassembling working tips of ultrasonic medical equipment |
| CN103522235B (en) * | 2013-10-11 | 2015-04-08 | 桂林市啄木鸟医疗器械有限公司 | Torque wrench used for assembling and disassembling working tips of ultrasonic medical equipment |
| CN107378839A (en) * | 2017-08-14 | 2017-11-24 | 国家电网公司 | Ratchet spanner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20130127 Granted publication date: 20040204 |