TW200528240A - Improved hand tool structure (4) - Google Patents

Abstract

This invention provides an improved hand tool structure (4), including: a wrench body, which is provided at one end thereof with a socket portion that is formed at an inner edge thereof with an urging portion for urging against a threading fastener, and having a shoulder; a smooth portion that is provided at an end of the urging portion and has a diameter slightly greater than the urging portion such that when the fastener falls into the smooth portion, the wrench body may assume a load-free rotation and returning state; a returning structure having a C-clip, an engaging member, resilient member and an urging member; a top and a bottom projecting rings having larger outer diameters being provided on top and bottom ends of the engaging member, wherein the top projecting ring is provided with an indented clip that is able to clip to the shoulder of the socket portion by means of the C-clip, the bottom projecting ring is able to clip to the urging member, the top and bottom projecting rings join to form an annular groove for receiving the resilient member. The above returning structure allows a hexagonal portion of the fastener to be pushed into the smooth portion, and helps generation of reversed load-free rotation and returning effect in the smooth portion. This invention is truly one with industrial applicability.

Description

V. Description of the invention (1) [Technical Field J The present invention relates to the structure of a hand tool (four types of structural elements with simple and low cost, with a reverse reset plum blossom wrench 0, especially the first-hand structure. Known general plum wrench structure = design of taking out and aligning the hexagonal socket, turning and resetting has the disadvantage of taking time;

[Prior technology] / Press. The conventionally known plum blossom grabbing structure is mainly used to set the mouth of the head on the hexagonal coupling, and then pull the power path to make the screw. The parts can achieve the effect of locking and unloading, such as the pictures / pictures and the second picture of the attachment (Pf US Patent No. 6 6 5 5 2 3 9). The Torx wrench is repeatedly reciprocated by Fang Yuda. Generally, when the fastener is locked, there is often an obstacle on the periphery of the screw. Therefore, when the Torx wrench is turned to an angle where it comes into contact with the obstacle, It is necessary to take out the torx wrench and then align the mouth of the torch wrench with the six joints of the torch. You can only pull the screwed part again. In this way, you can repeatedly pull out and align the sleeve card. After many complicated procedures, you can reach the lock-unload effect. The need to tighten the plum blossom will cause the use of a month spanner as shown in the figure. : Need to remove the screwdriver from the corner sleeve, the space between the author and the counter piece. The lack of space 200528240 V. Description of the invention (2) Of course, the above shortcomings are solved after the ratchet wrench is developed in the industry, but The ratchet wrench has a lot of structural elements, which will relatively increase in cost, and it is time-consuming to assemble. 9 幵 ’is based on‘ how to use the existing plum wrench structure to achieve the reciprocating effect of ratchet wrenches, which is the target of the industry ’s efforts. [Content] The present invention relates to an improved structure of a hand tool (4). The improved structure of the hand tool (4) mainly includes: a wrench body 'at least one end of the wrench body is provided with a closed plum sleeve mouth 'The inner wall of the plum blossom sleeve has an appropriate depth ring with a plurality of ratchet teeth on the inner depth wall surface, and through the abutment portion, the locking effect of the screwing plate can be achieved.' Has a grooved shoulder. A smooth part is provided at one end of the top part, and the aperture of the smooth part is slightly larger than the top of the ridge with ratchets, that is, the aperture of the smooth part of the present invention is also slightly larger than the width of the screwed part. The design of the smooth part is larger than that of the screwing part, and when the screwing part is accommodated in the smoothing part, the wrench body can achieve the effect of reverse dislocation. A resetting structure, the resetting structure includes a c-shaped buckle, a set of fittings, an elastic piece and a pushing piece; the fitting piece is made of plastic material, so it has the ability to be deformed slightly. The upper and lower ends of the engaging member are upper and lower convex rings with a large outer diameter, wherein the upper convex ring is provided with a groove-shaped buckle portion, and the buckle portion can be matched with the c-shaped buckle to be fastened to the mouth portion of the flower sleeve. On the shoulder; the lower convex ring can be fastened with the pushing member; and the middle end of the sleeve is formed by a concave ring groove formed by the upper and lower convex rings, and the concave ring groove is for the elastic member to accommodate Use, the flexibility

Page 6 200528240 V. Description of the invention (3) The inner diameter of the part is slightly larger than the concave ring groove and slightly resets the structure, which can be put into the sliding part when no force is applied. The effects of the hand tool of the present invention are summarized and discussed as follows to understand: The ratcheted abutment top provided on the inner edge of the improved knot of the hand tool of the present invention can make the wrench body simple and quick torx wrench structure. As described above, the reverse rotation and dislocation of the plum wrench due to the inside of the sleeve mouth is described above. The present invention transfers the top of the plum and the smooth portion without ratcheting and dislodges, which is conducive to the narrow hollow structure. The removal of the sleeve mouth is not applicable to the wrench again Furthermore, in a narrow space, the present invention facilitates the plum blossom structure to "fall back and rise by the reset structure" to make the screwed member fall into the smooth part more quickly and labor-saving; X, the present invention is only a plum blossom to make a normal plum wrench structure The same effect as the reverse reversal effect of the wheel wrench. Smaller than the upper and lower convex rings; the hexagonal socket of the screwed part is pushed into the flat and improved structure (4). The structure checker has obtained the invention (4), which uses the plum socket The design of the part and the smooth part without ratcheting, and the speed of reversing the resetting effect, and the inadequate margin only has a ratcheting against the top, which is not easy to win; the mouth of the dagger sleeve is designed as a spine The wrench body can be used with a small angle in reverse, to improve the disadvantage of the traditional screwdriver quasi-screw, which has a large angle and is lost; the sleeve mouth is set against the top to set a reset knot force, and the wrench body can be automatically Upward and inward, a smooth part is provided in the reversing and retracting sleeve part of the wrench body, which can reach the complicated structure and higher cost. In terms of cost, it is actually economical.

200528240 V. Description of the invention (4) [Implementation method] The present invention relates to an improved structure of a hand tool (four), please refer to the first and second figures. The improved structure of such a hand tool (four) its It mainly includes a wrench body (10), at least one end of the wrench body (10) is provided with a closed plum blossom mouth (1 1), and the inner wall of the plum blossom mouth (1 1) is provided with a plurality of rings at an appropriate depth. The ratchet top (12) is formed by the ratchet teeth. Through the ratchet top (1 2), the snapping effect of the screwing member can be achieved, and the top (12) is preset and a groove shape is provided. Shoulder (1 3). A smooth portion (1 4) is provided at one end of the top portion (1 2), and the aperture of the smooth portion (1 4) is slightly larger than the ratchet portion (1 2) That is, the diameter of the smooth part (1 4) of the present invention is also slightly larger than the width of the screwed part. By designing the smooth part (1 4) that is slightly larger than the screwed part, the screwed part can be accommodated in the smooth part (1 4), the wrench body (1 0) can achieve the effect of reverse dislocation. A resetting structure (20). The resetting structure (20) includes a C-shaped buckle (2 1), a set of pieces (2 2), an elastic piece (2 3), and a pushing piece (2 4). ); The sleeve (2 2) is made of plastic material, so it has the ability to bend and deform slightly, and the upper and lower ends of the sleeve (2 2) have a large outer diameter above and below. A ring (221, 222), wherein the upper convex ring (221) is provided with a groove-shaped buckle portion (223), and the buckle portion (2 2 3) can be matched with a C-shaped buckle (2 1) to be fastened to a plum sleeve On the shoulder (1 3) of the mouth; the downward convex ring (2 2 2) can be pushed with

200528240 Description of the invention (5) abutment = (24) buckle; and the middle end of the fitting piece (22) is surrounded by upper and lower convex ridges (221 222) to form a concave ring groove (224), the concave ring groove (2 2 4) is used for accommodating the elastic member (2 3). The inner diameter of the elastic member (= 3) is slightly larger than the concave ring groove (2 2 4) and slightly smaller than the upper and lower convex rings (221, 222). ); With the above-mentioned reset structure (20), the hexagonal socket of the screwing part can be pushed into the smoothing section (1 4) when no force is applied. It is completed, so in (22), the ring (2 and 2 2 3 0) and the screwing member (11 the force, 2 3) the screwing member (11 wrench can be used in the present invention 4), and then Push 2 2) a C type) and plum plum sleeve The present invention (30) pushes the snail downward due to its greater elasticity and pushes (30) the inner edge body (1 2) against each other. When the rotation cannot be performed,

At the time of assembly, the ten pieces (2 3 and the elastic pieces abutting the pieces (2 4 'make it buckled (2 1) the joints of the flower sleeves are combined and when in use,), use 4 pieces (3 0 The resetting structure (pieces (2 3) that are pushed against the upper part of the six wall surfaces are set to 0) to fit with the impediment pieces () fit into the fitting (2 3) limit) and fasten to the elastic piece (Fasten to the fitting shoulder (1 3 to complete the assembly. Please refer to the third wrench body () for setting, and then 20). The shot will retract upward (2 4) and also the corner socket (but the top (work obstruction) The object conflict 22) is the pushing of the concave ring groove of the plastic material part (2 2) located on the concave ring groove (2 2 4 under the convex part (2 2) and convex 2 3); the buckle of the last part (2 2) Part (), so that the mouth of the plum sleeve of the reset structure (shown in Figures 2 to 6 when the lock is unloaded 10) exerts a downward pressure, and the sex piece (2 3) abuts against the elastic piece (will Shrink upwards while making 3 1) and the mouth of the plum sleeve 200528240

The channel can be relaxed, and the wrench body (the screwing part 1 that snaps against the pushing part (2 4)) can be changed to the plum blossom sleeve mouth (1 1 and The smooth part (1 4) of the invention has an idling phenomenon due to the hexagonal socket part ((10) of the non-threaded part (3 0), so that the wrench body (10) is rotated in the reverse direction to make the screwed part (3). The inner edge wall surface of the hexagonal socket interface (0) is set to abut (1 1). The design of the screw joint (30) can continue to be pulled, and the mouth of the plum socket (dynamic effect, without conventional use) Due to the disadvantage of the time-consuming process of reciprocating the wrench, the wrench can not be applied to the lack of narrow space, only need to increase the force 2 3), so that the original socket (3 1 4), the hole diameter is slightly larger than the wrench body The resetting effect is that it presses against the plum blossom sleeve as soon as the pressure is pressed, so that the sliding part (1 4 speed reciprocating, which causes plum to be a conventional plum blossom, at this time, use) t the elastic member (10) rises upward (3 0) Hex) smooth part (with ratchet teeth, and 31), so it can be reversed to return the time, and then the part (3 1) is topped again (1 2), by which a flat 11) is achieved to achieve the lack of fast design. At the same time, please refer to the seventh and eighth figures, which is an improved structure of the hand tool of the present invention (four) the second embodiment Among them, the main components are the same as those in the first embodiment, and I will not repeat them here. I will only describe the different structures below. In order to make the improved structure (4) of the hand tool of the present invention simpler, the reset structure (2 〇) Changed by a c-shaped buckle (2 1), a set of pieces (2 2) $ an elastic piece (2 3), the set piece (2 2) is made of plastic material, so it has a little The ability to bend and deform, and the lower end of the sleeve (2 2) 1 has a large outer diameter above and below the convex ring (221, 222)

200528240 V. Description of the invention (7), and a concave ring groove (2 2 4) is enclosed by the upper and lower convex rings (221, 222). The concave ring groove (2 2 4) is used for The C-shaped buckle (2 1) is used for buckling and containing the elastic member (2 3), and the inner diameter of the C-shaped buckle (2 1) is slightly larger than the concave ring groove (2 2 4) and smaller than the upper convex ring ( 2 2 1); and the inner diameter of the elastic member (2 3) is slightly larger than the concave ring groove (2 2 4) and slightly smaller than the upper and lower convex rings (221, 222). In the assembly of the present invention, since the sleeve (2 2) is made of plastic material, the elastic piece (2 3) can be sleeved into the recessed ring groove (2 2 4) of the sleeve (2 2), and The elastic member (2 3) is limited to the concave ring groove (2 2 4) t; then, the C-shaped buckle (2 1) is inserted into the concave ring groove (224) of the fitting member (22) and the plum sleeve opening part (11). ) In the shoulder (13); after the assembly is completed, the upper end of the elastic member (2 3) is limited by the C-shaped buckle (2 1), so the elastic member (2 3) will push against the elastic member (2 3 ) The lower part of the sleeve (22) that is in contact with the convex ring (222), and because the inner diameter of the C-shaped buckle (2 1) is slightly larger than the concave ring groove (224) of the sleeve (22), the C-shaped buckle (2 1) The engaging parts (2 2) of the buckle can also be moved up and down in a small range. When this embodiment is used, please refer to the ninth to twelfth figures. When the screwing part (3 0) is locked, the screw part (1 1) of the wrench body (1 0) is used for screwing. The piece (3 0) is set, and then a downward pressure force is applied. Because the force is greater than the pressing force of the elastic member (2 3) in the reset structure (20), the elastic member (2 3) will retract upward and inward. The fitting piece (2 2) originally pushed down by the elastic piece (2 3) will also protrude upward from the mouth of the plum sleeve (1 1), and at the same time, the upper part of the screw fitting piece (3 0) will be six

200528240 V. Description of the invention (8) The corner socket (3 1) is in contact with the plum blossom top (1 2), and the obstacles interfere with each other, and the road cannot be relaxed again. Make the wrench and the fitting piece (2 2) snap into the smooth part (1 4 Continue to see the improved structure (four identical, f the part of the hand tool piece (2 3) of the present invention (2 3 1) 1) Combiner. The above-mentioned attempt to apply the spirit of the invention to the same should be included in the design and use of practical exhibitions described in this summary, and it is made, so its knowledge structure is more effective. (3 to 10) The third implementation is no longer described. The upper half of the improved structure is used to protect the suit only for the purpose of inventing the following intentional protection. The structure of the chirality and cost-effective disclosure of the present invention is " The novelty effect is improved. The inner edge wall surface of the sleeve part (1 1) is set to rotate when the wrench body (1 0) is turned to resist rotation, at this time, the user only needs to apply elasticity (20) to the elasticity. The part (2 3) generates the body (10) to rise upward, so that the original screwed part (3 0) inside the hexagonal socket (3) The effect of idling reset can be achieved, as shown in the figure: 'It is a manual example of the present invention, in which the main components and the second embodiment, only the different structures are described below, in order to make the assembly more convenient, can be flexible The larger buckle 彳 2 q ^ ° (2 2) and the plum sleeve mouth (1 explain the preferred embodiments of the present invention, but are not limited in form. County μ Any modification or change of the present invention The following are :: The category. The improved structure of the tool of human white w (IV) / μ Bu, it was carefully constructed in the invention, has a previously unresolved fuzziness, and has a long history. 丄"Some innovative structures" should undoubtedly be considered

Therefore, it also has "progressive and rare S" ’its complete 200528240

Page 13 200528240 Schematic illustration The preferred embodiment of the creation can be described in more detail in conjunction with the attached drawings, so that the reviewers can gain a better understanding of the creation, among which: A. Main components Explanation of symbols 10 ---- Wrench body 1 2 ---- Abut the top 14 ---- Smooth part 2 0 ---- Reset structure 2 2 —One-on-one combination 2 2 2 --- Downward convex ring 2 2 4 — _ —Concave ring groove 2 3 1 --- Closing part 3 0 ---- Screw part 11 ---- Plum blossom sleeve mouth part 1 3 — One-to-one shoulder 2 1 — — — — C Buckle 2 2 1 --- Upper convex ring 2 2 3 —One-one buckle part 2 3 —One-one-elastic part 2 4 ---- Pushing part 3 1-—One-hexagonal socket part B · Picture Formula number description: The first picture is the improved structure of the hand tool of the present invention (four) exploded view; the second picture is the improved structure of the hand tool of the present invention (four) perspective view; the third picture is the hand tool of the present invention Improved structure (4) cross-section view of use; The fourth diagram is a modified structure of the hand tool of the present invention (4) Partial cross-section view of the third diagram; The fifth picture is an improved structure (4) use cross-section of the hand tool of the present invention The sixth diagram is an improved structure of the hand tool of the present invention (four) a partial cross-sectional view of the fifth diagram; the seventh diagram is an improved structure of the hand tool of the present invention (four) according to the second embodiment

Page 14 200528240 The diagram is a simple explanation of the diagram; the eighth diagram is an improved structure of the hand tool of the present invention (four) a perspective view of the second embodiment, and the ninth diagram is an improved structure of the hand tool of the present invention (four) the second The embodiment uses a cross-sectional view; the tenth figure is a partial cross-sectional view of the ninth figure of the second embodiment, and the eleventh figure is the improved structure (four) of the hand tool of the present invention The second embodiment uses a sectional view; the twelfth figure is a modified structure of the hand tool of the present invention (four) a partial cross-sectional view of the eleventh figure of the second embodiment; the thirteenth figure is an improved structure of the hand tool of the present invention ( (D) Exploded view of the third embodiment; Fourteenth figure is the improved structure of the hand tool of the present invention (d) Perspective view of the third embodiment; Fifteenth figure is the improved structure of the hand tool of the present invention (d) Third The embodiment uses a cross-sectional view; and the sixteenth figure is a modified structure of the hand tool of the present invention (d) The third embodiment uses a cross-sectional view.

Claims (1)

200528240 VI. Patent application mouth, several ratchet teeth, the top of the mouth of the sleeve is smooth 2 structure (four elastic members 3 structures (four elastic members 4 structures (four into five, 5 structures (four scheduled to Mei 6) Improve the fit of the external screw. A type of wrench that should be closed against the top shoulder is the remaining deep smooth part., According to), and a push, according to), a combination of them, based on), and the bomb, According to), its flower mouth, according to the structure (in the case of the improved structure of the hand tool (four), mainly includes: the body, at least one end of the wrench body is provided with a closed sleeve inner edge wall surface at an appropriate depth. There is a complex part, wherein one end of the top of the abutment is provided with a grooved shoulder for two resetting structures with elastic restoring force; and the degree is formed with a connection to the top of the abutment and the aperture is slightly larger than the abutment and is reset by When the structure is not applied, the screw joint is pushed to the combination of the resetting knot in the patent application patent and the reset formation in the patent application. One end of the reset knot in the application patent application is in the patent application. Junction portion are reset. Please Patent Fan D), when the improved structure based around a first configuration of the return of the hand tools of a c-type fastener, a set of coupling elements, a winner. The improved structure of the hand tool described in item 1 is composed of a C-shaped fastener assembly and the improved structure of the hand tool described in item 1 is composed of a set of components and an elastic member into a large radius. Buckle The fittings surrounding the improved structure of the hand tool described in item 2 are secured by the c-shaped buckle to secure the mouth of the hand tool wrench cover described in items 3 and 4 and pushed. The fitting will protrude upward from the mouth of the sleeve Page 16