TWM382177U - Reciprocating open-end wrench having anti-detachment function - Google Patents

Description

M382177 V. New description: [New technical field] This creation is about the type of hand guards. It is difficult to talk about the reciprocating open-end wrench that prevents the nut from coming off. [Prior Art] Conventional reciprocating open-end wrenches mainly have two inflammations and are used to turn the plate-nuts in the forward direction, and the nut is idly reset in the reverse direction to accelerate the user's work. However, when the user turns the reciprocating phase spanner, the nut often comes out of the opening of the two jaws, which not only causes the operation process, but also causes the user to be inadvertently injured. [New content] The main purpose of this creation (10) is to provide a reciprocating open-end wrench that can prevent the nut from coming out during the turning. The reciprocating open plate hand provided for the above purpose includes two; head: a T. The head is disposed at one end of the handle, the head has a clamp, a second wealth, and an extension extending between the bottom ends of the two clamps, and the extension and the enclosure are surrounded by a drive space. The cap is accommodated therein, and the driving space has a turning surface away from the extending section at the first-to-the lion and the first-making material (9), and the second rhyme = the younger one reaches the top surface, the first a second abutting surface; the retaining member is disposed at the first central tip, the retaining member extends the card abutting end toward the driving space, and the latching end is between the -first position and the second position. When the '4 card is in the Wei's position, the horizontal distance between the financial end and the second top surface is less than s; (4) when the card is at the second position, the card is at the second distance. The horizontal spacing is not less than S. Therefore, when the hexagonal nut enters the driving space from the opening σ, the card abutment 4 can be moved to the second position. When the hex nut is in contact with the extending portion, the releasing member is restored by the elastic member. , causing the card to return to the first position 'can be used to limit the hex nut to prevent it from coming out of the opening of the driving space to achieve the anti-ejection effect. [Embodiment] Hereinafter, the structural features, the working principle and the effect of the revolving axis of the present invention will be described by a number of preferred embodiments, but the phase of the creation is intended to be protected.凊 Refer to Figures 1 to 4. In the first embodiment of the present invention, the reciprocating open-end wrench includes a handle 1〇, a head 2〇, a retaining member 3〇, and an elastic member 40. The handle TJ卩1〇 is for the user to hold, and the head 20 is disposed at at least one end of the handle. The head 20 has a first inflammation 2 and a second clamp 22 and extends to the second An extension 23 between the bottom ends of the clips, the two jaws and the extensions 23 define a drive space 24 for receiving a hexagonal nut 5. The driving space 24 has an opening 241 away from the extending portion 23. The first refreshing 21 has a first abutting surface 211 near the extending portion 23, a concave rotating surface 212 and a first clamping tip 213. , the first abutting surface 211 and M382177

The apex of the extension section 23 defines an apex angle 214. The apex angle 214 is preferably at an angle of 120 degrees for accommodating a corner of the hex nut 5, and the extension 23 has a minimum Position 231 for the other corner of the hex nut 5 to sin. In this embodiment, the first clamping tip 213 includes a pair of arms 215 ′. A pair of slots 216 are formed between the pair of legs 215, and the bottom surface of the slot 216 is an abutting surface 217 ′. The clip (four) 213 $ has a hole 218. Furthermore, the rotating surface 212 is located between the first abutting surface 2 ιι and the first clamping tip 213' and the rotating surface 212 is preferably a shouting surface, wherein the first clamping jaw tip 2U has a face-to-face orientation a second surface 221 of the second abutting surface 221, the second clamping surface 22 has a second abutting surface 22, the horizontal spacing of the first and second abutting surfaces 2U, 221 is s, the short surface 219 and the The horizontal spacing of the second abutting surface 221 is not less than s, and the maximum horizontal spacing of the rotating surface 212 from the second abutting surface 221 is preferably not less than U6s, wherein the opposite side length of the hexagonal nut 5 is slightly smaller than s .

In this way, the hex nut 5 can enter the 24' from the opening 241. When the switch wrench is turned forward, the hex nut $ is driven by the first and second abutting surfaces 211, 221 to be driven. When the opening wrench is reversely rotated, one corner of the hex nut 5 will rotate along the rotating surface 212, so that the hex nut 5 is idly resetted to facilitate the user to quickly and continuously turn the two corners. Nuts 5 0 〇, muscle, Ding ~ City (4) Bullying < 1st clip tip 213. In this embodiment, the retaining member 3 is pivotally disposed on the tip of the first clip.

The π card end 31 cannot continue to drag outward. The elastic member 4G is disposed in the through hole 218 to push the card abutting end 31 to return to the first position. _ A horizontal spacing is not less than that shown in Fig. 3. When the six (four) cap 5 is self-opening into the human drive space 24, the "corner nut 5" will be pressed against the retaining member 3 (), so that its snap end 31 Inserting the pendulum to its second position 'At this time, the yoke nut 5 of the card abutting end 31 from the second abutting surface 221 can smoothly enter the driving space 24, and the card abutting end 31 is again subjected to the elastic member 4 〇 抵 而 而 而 回复 回复 ' ' 即 即 即 即 ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' 23 The vertical distance of the lowest position 231 is slightly larger than 〇87s, and the horizontal distance of the card abutting end 31 from the second abutting surface 221 is less than s. As shown in FIG. 5, when the hex nut 5 is pulled in the forward direction, The hexagonal nut 5 occasionally has a tendency to escape in the direction of the opening 241. Since the horizontal distance of the card abutting end 31 from the second abutting surface 221 is less than s, and since the abutting end 32 abuts against the abutting surface 217 Therefore, the hex nut 5 is blocked by the card abutting end 31 and cannot be taken out. However, when the reciprocating opening wrench M382177 is reversely pulled, the hex screw The corner of the ring will push the card end 31 from its first position to its second position 'so the hex nut 5 can still be reversely idling reset. In other embodiments of the present invention, the extension 23 can be The figure is shown as a concave arc segment, and a planar first-abutting surface 211 is formed between the extending portion 23 and the rotating surface 212. As shown in FIGS. 5B and 5C, the first abutting surface is formed. 2Π above the rotating surface 212, at least two engaging teeth 21Γ” are formed, and the hexagonal nut is worn for the biting corner. Please refer to Figures 6 to 8. In the second implementation of the present invention, the first inflammation 21 is provided with a chute 25 from the first clip tip 213 in the direction of the opening month 24, and the retaining member 3G has a sliding member. In the sliding block S block 33, the elastic member 40 is disposed in the sliding slot 25 and abuts against the slider, whereby the engaging end 31 can slide along the extending direction of the sliding slot 25 to and from the first First, the second position, as shown in Figure 6, Figure 7. It is worth mentioning that when the card end 3H is in the first position, the slider % is located at the top end of the chute ^, so that the card abutting end 31 does not continuously slide outward. Wherein, in order to make the hex nut 5 reversely idling, the card abutting end 31 can be further slid to a third position, that is, as shown in FIG. 8, when the card abutting end 31 is in the third position, the card abutting end The horizontal distance from the second abutting surface 221 is preferably not less than 1.16 s ' to provide sufficient space for the hex nut 5 to be idly reset. Please refer to Figure 9 and Figure 1〇. In the third embodiment of the present invention, the first jaw 21 further has a sliding rod 26, and the sliding rod 2M selectively extends into the driving space 24 for the hexagonal nut 5 to abut, Type of open plate 7 hand turn hex _, reverse phase _ six _ cap _. More specifically, in this embodiment, the first abutting surface 211 of the first clip 21 includes a main abutting surface 211 integrally formed on the first clip 21, and is disposed on the slider The secondary abutting surface 211", and when the sliding bar 26 protrudes from the driving space 24, the primary and secondary abutting surfaces 211', 211" are flush. It can be seen from the above that 'this creation can be moved between the first and first positions (or the second position) by setting the anti-dropping piece, and one can make the hexagonal nut enter the driving space without hindering. The nut is disengaged from the driving space toward the opening, and the working efficiency of the reciprocating open-end wrench is improved and the safety of the use is improved. In summary, the structure of this is still reducing the financial resources, and the financial efficiency as mentioned above is in line with the provisions of the national patent law. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is an exploded view of a first embodiment of the creation. Figure 2 is a combination diagram of the first embodiment of the creation. FIG. 3 is a schematic view showing the card in the second position in the first embodiment of the present invention. FIG. 4 is a schematic view of the first embodiment of the present invention in which the card end is located at the first position. Fig. 5 is a schematic view showing the prevention of the escape of the hex nut by the card end of the first embodiment. FIG. 5A is a schematic diagram of another embodiment of the creation. FIG. 5B is a schematic diagram of still another embodiment of the creation. M382177 Figure 5C is a partial enlarged view of Figure 5B. Figure 6 is a diagram showing the second embodiment of the present invention in which the card end is located at the first position. Figure 7 is a second embodiment of the second embodiment. FIG. 8 is a diagram showing the second embodiment of the present invention in which the card end is located at the third position. FIG. Figure 1〇 is the third embodiment of the present invention, the card is located in the second position, not intended. [Main component symbol description]

5: Hex nut 219 · Short plane 10 : Handle 22 : Second loss 20 : Head 221 : Second abutment surface 21 : First clamp 23 : Extension 211 : First abutment surface 231 : Minimum Position 211, main contact top surface 24: drive space 211, ': secondary top surface 241 · · opening 21 Γ ”: occlusal tooth 25: chute 212: swivel surface 26 • slide bar 213: first nip tip 30: Release member 214: apex angle 31: card end 215: arm 32: abutting end 216 = grooving 33: slider 217: abutment surface 35: shaft portion 218: bore 40: elastic member

Claims (1)

M382177 VI. Scope of application: L-type reciprocating open-end wrench with anti-out function, including: a handle; - head, located at one end of the handle, the head has a first clip and a second And extending and extending between the bottom end of the two financial ends, the second rhyme and the extension portion have a driving space for a hexagonal nut to be received therein, the moving space having a distance away from the extension An opening of the segment, the first clip has a first-abutting surface of the proximal extension, a concave-shaped rotating surface, and a first clamping tip, and the first abutting surface forms an abutment with the extension a horn of the hex nut for accommodating the gusset, the slewing surface being located between the first abutting surface and the first county edge, the second cymbal having a second surface, the first The clamping tip has a short plane facing the second display clip, the horizontal spacing of the first and second abutting surfaces is s, and the horizontal spacing between the short plane and the second abutting surface is not less than s; Provided at a tip end of the first clamp of the first display clip, the retaining member extends toward the driving space with a card-butting end, and the card is abutted The end is movable between the first position and the second position; wherein, when the card end is at the first position, the vertical distance of the card end from the abutment angle is greater than 0.58 s, and the card is at the end The horizontal distance from the second abutting surface is less than s; wherein 'when the card abutting end is in the second position, the horizontal distance of the card abutting end from the second abutting surface is not less than S. 10 M382177. The reciprocating open-end wrench according to claim 1, wherein the retaining member is pivotally disposed at the tip end of the first jaw, and the retaining member extends further to the abutting end. The first jaw of the first jaw is missing the tip and is provided with an abutting surface. When the card end is in the first position, the abutting end is abutted against the abutting surface. 3. The reciprocating open-end wrench according to claim 1, wherein the first jaw is provided with a groove from a tip end of the first jaw toward a distance away from the opening, the retaining member having a Slide the slider in the chute. 4. The reciprocating open-end wrench with anti-out function according to claim 3, wherein the card abutting end is further movable to a third position, and when the card abutting end is at the second position, the card abutting distance The horizontal spacing of the second abutting surface is not less than 1.16 s. The reciprocating opening wrench having an anti-out function according to any one of claims 1 to 4, further comprising an elastic member </ RTI> for pushing the card abutment to a position thereof. 6. The reciprocating open end wrench according to claim 1, wherein the first jaw clamp further has a slide bar, and the slide bar selectively extends into the drive space for the hexagonal nut Reach the top. 7. The reciprocating open-end wrench of claim 1, wherein the first abutting surface further has at least a snap-in tooth for engaging a corner-worn hex nut. 8. A reciprocating open-end wrench with anti-out function, comprising: a handle; 11 M382177 a head disposed at one end of the handle, the head having a first jaw and a first jaw And an extension extending between the bottom ends of the two jaws, the two jaws and the extension section surrounding a drive space for receiving a hexagonal nut, the drive space having a distance away from the extension The first jaw clamp has a first abutting surface of the proximal extension, a concave rotating surface and a first jaw tip, the extension having a lowest position for the corner of the hexagonal nut隅 隅 , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , a short plane of the clip, a horizontal spacing of the first and second abutting surfaces is S, and a horizontal spacing between the short plane and the second abutting surface is not less than s; a retaining member is disposed in the first clip a clip tip, the retaining member extends toward the driving space with a card abutting end, and the card abutting end can be in a first position And moving between a second position; wherein, when the card end is in the first position, the vertical distance of the card end from the lowest position of the extension is greater than 087s, and the card is offset from the second top surface The horizontal spacing is less than S; wherein, when the card abutting end is in the second position, the horizontal distance between the card abutting end and the second abutting surface is not less than S. 9. The reciprocating open-end wrench of claim 8, wherein the retaining member is pivotally disposed on the first jaw tip, and the retaining member extends further to an abutting end, the first- The first clip tip of the clip is provided with an abutment surface against which the abutment end abuts when the card abutment is in the first position. 12 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 The piece has a slider that is slidably disposed in the sliding slot. 11. The reciprocating open-end wrench with anti-out function according to claim 10, wherein the card abutting end is further movable to a third position, and when the card abutting end is in the third position, the card abutting distance _ The water side distance of the second abutting surface is not less than 1.16 s. 12. The reciprocating open-end wrench with anti-extraction of Wei as described in claim 8 to U.S., further comprising an elastic member for pushing the end of the card to return to its first position. 13. The reciprocating open-end wrench with anti-out function according to claim 8, wherein the first rhyme has a slider - the slider selectively extends into the driving jade for the hexagonal screw The cap is against the top. 14. The reciprocating phase spanner having the anti-out function according to claim 8, wherein the top surface has at least one engaging tooth for engaging the hex nut with the corner wear. 13