TWI586490B - Wrench - Google Patents

Description

Slip wrench

The present invention relates to a slip wrench, and more particularly to a slip wrench having a plurality of heads.

Wrench is a relatively versatile hand tool, and a wrench that can be used to change the head has been found in the prior art, for example, as disclosed in the U.S. Patent No. 5,557,992, which is incorporated herein by reference.

However, one of the upper and lower sides of the handle of the wrench has a head, and both ends of the head are provided with first and second driving portions of different sizes, and it is important that the two heads are integrally connected. The wrench is quite thick at one end and cannot work deep into a narrow space.

Furthermore, the positions of the first and second driving portions respectively correspond to the first and second driving portions of the head on the other side of the handle, and the user rotates a workpiece by one of the first and second driving portions. When the user's line of sight is blocked by the first and second driving portions on the other side of the grip, it is not easy to aim the first and second driving portions toward the workpiece.

SUMMARY OF THE INVENTION A primary object of the present invention is to provide a slip wrench that can be used in a narrow space and that the first and second drive portions are easily aimed at a workpiece.

To achieve the above object, the sliding wrench of the present invention includes a first body, a second body, a kit and a limiting mechanism.

The first body includes a first handle and a first head, the first head is disposed on One end of the first handle, the first head is provided with a first driving portion; the second body includes a second handle and a second head, and the second head is disposed at one end of the second handle. The second head is provided with a second driving portion; the sleeve is wrapped around the first and second grips, and the first and second heads are exposed outside the sleeve; the limiting mechanism comprises a limiting member and a sliding slot, one of the limiting member and the sliding slot is disposed on the first handle, and the other is disposed on one of the second handle and the sleeve, the limiting member is displaceable to the sliding slot The first body is movable relative to the second body between a first position and a second position.

Thereby, one end of the first and second bodies protrudes from the other end so that the first and second heads can extend into a narrow space to turn a workpiece, and one of the first The second driving portion can easily aim at a workpiece without being blocked by the first and second heads.

10‧‧‧First Ontology

11‧‧‧First grip

111‧‧‧First shaft hole

12‧‧‧ first head

121, 121'‧‧‧ first drive department

122‧‧‧ first through hole

13‧‧‧First joint

131‧‧‧First gear

132‧‧‧ pole

133‧‧‧Meshing Department

134‧‧‧second gear

14‧‧‧First elastic parts

15‧‧‧Perforation

16‧‧‧Long slot

20‧‧‧Second ontology

21‧‧‧Second grip

211‧‧‧Second shaft hole

22‧‧‧ second head

221, 221 '‧‧‧ second drive

222‧‧‧Second through hole

23‧‧‧Second joint

24‧‧‧Second elastic parts

30‧‧‧ kit

41‧‧‧ latch

41'‧‧‧ Slider

42‧‧‧ chute

1 is a perspective view of a preferred embodiment of the present invention.

Figure 2 is an exploded view of a preferred embodiment of the present invention.

3 is a schematic diagram of the first body moving to a first position in accordance with a preferred embodiment of the present invention.

4 is a schematic diagram of a first body moving to a second position in accordance with a preferred embodiment of the present invention.

FIG. 5 is a schematic diagram of the first body moving toward the first position according to another embodiment of the present invention.

FIG. 6 is a schematic diagram of the first body moving toward the second position according to another embodiment of the present invention.

Fig. 7 is a schematic view showing another aspect of the first and second driving portions of the present invention.

In the following, the structural features of the present invention and the intended effects thereof will be described in the preferred embodiments, and are not intended to limit the scope of the invention as claimed.

Referring to FIG. 1 and FIG. 2, the sliding wrench of the present invention comprises a first body 10, a second body 20, a sleeve 30 and a limiting mechanism.

The first body 10 includes a first handle 11 and a first head 12. The first head 12 is disposed at one end of the first handle 11. The first head 12 is provided with a first driving portion 121. In the embodiment, the first head portion 12 is detachably disposed at one end of the first handle 11. Specifically, the first handle 11 defines a first shaft hole 111, and the first shaft hole 111 The first shaft hole 111 has an inner wall surface, and the inner wall surface of the first shaft hole 111 is non-circular, preferably the inner wall surface of the first shaft hole 111. A plurality of first gears 121 and 121 ′ are respectively provided for the plurality of horns or the ring, and the two first driving portions 121 and 121 ′ are respectively two angular closed openings of different sizes. As shown in FIG. 1 , in the other embodiments, the two first driving parts 121 and 121 ′ are respectively two different sizes. The opening of the first driving portion 121, 121' is not limited thereto, and the opening of the first driving portion 121, 121' is not limited thereto. Directly or indirectly driven hand tool of the workpiece rotation drive means (e.g. a sleeve) may apply to the present invention, two of the first head of the first driving unit 121, 121 '. It should be noted that the two first driving parts 121, 121' do not necessarily have only the difference in size, and may be composed of driving devices of two different aspects of the hand tool, for example, one of the first driving parts 121 is multi-angle closed. The other opening portion 121' is a sleeve. The first through hole 122 defines a first through hole 122. The first through hole 122 is located between the two first driving portions 121 and 121 ′. The first through hole 122 has an inner wall surface, and the first through hole The shape of the inner wall surface of 122 corresponds to the shape of the first shaft hole 111. The first The first coupling member 13 includes a first coupling member 13 and a first elastic member 14. The first coupling member 13 is movably disposed on the first shaft hole 111 and the first through hole 122. The first coupling member 13 includes a first coupling member 13 The first blocking member 131 has one end abutting against the first blocking member 131 and the other end abutting against the first head portion 12. Specifically, the first coupling member 13 includes a first end a second end portion, a rod portion 132 and an engaging portion 133, the rod portion 132, the engaging portion 133 and the second end portion are integrally formed, and the second end portion forms a second blocking member 134 The second member 134 is embedded in the first handle 11 and faces the second handle 21 . The first handle 11 and the first head 12 are limited to the first member 131 and the second member 131 . After the second portion 134 passes through the first shaft hole 111 and the first through hole 122 , the second blocking member 134 abuts against the first handle 11 . In the embodiment, the first elastic member 14 is a metal coil spring and is sleeved on the rod portion 132. The first member 131 is a head end of a fastener, and the rod portion 132 defines a hole. Removably fixed to After the hole, one end of the first elastic member 14 abuts against the first blocking member 131, and the other end abuts against the first head portion 12, and the first blocking member 131 is the first coupling member 13 at this time. The first end is shown in Figures 1 and 2. The shape of the engaging portion 133 corresponds to the shape of the first shaft hole 111 and the first through hole 122. Next, the exchange operation mode (not shown) of the first driving portions 121 and 121' of the first head in the embodiment will be briefly described. First, the first coupling member 13 may be along the first shaft hole. The movement direction of the first through hole 122 is between a third position and a fourth position. When the first coupling member 13 is in the third position, the engaging portion 133 is simultaneously engaged with the first shaft hole. And the first through hole 122 is fixed to the first handle 11 . When the first coupling member 13 is in the fourth position, the engaging portion 133 is away from the first through hole 122 . However, the first shaft hole 111 is still engaged with the first shaft hole 111, and the first head portion 12 is rotated relative to the first handle 11 about an axis, whereby the two first driving portions 121, 121' can be exchanged for use. The first stop The first elastic member 14 is compressed by the 131, and then the user releases the hand, and the force of the first elastic member 14 pushes the first blocking member 131 to displace the first coupling member 13 back to the third position. Referring to FIG. 7 , in another embodiment, the first head portion 12 is integrally formed at one end of the first handle 11 . In this embodiment, the first head portion 12 is provided with a first driving portion 121 . The first driving portion 121 is in the form of an open wrench.

The second body 20 includes a second handle 21 and a second head 22. The second head 22 is disposed at one end of the second handle 21. The second head 22 is provided with a second driving portion 221. In other words, the structure of the second body 20 substantially corresponds to the first body 10. For example, in the preferred embodiment, as shown in FIG. 2 and FIG. 4, the second head 22 is detachably disposed on the first body. The second handle 21 is provided with a second shaft hole 211, and the second head portion 22 is provided with two second driving portions 221, 221' and a second through hole 222, and the second body 20 further includes a second coupling member 23 and a second elastic member 24. However, the components of the second body and the corresponding components of the first body have the same detailed structure, connection relationship and usage manner, and are not Narration.

The kit 30 is wrapped around the first and second grips 11, 21, and the first and second heads 12, 22 are exposed outside the sleeve 30, more specifically, the first and second grips 11 The 21 series passes through the sleeve 30 in an overlapping manner, so that the first and second grips 11, 21 are parallel to each other, and the lengths of the first and second grips 11, 21 are greater than the length of the sleeve 30, so the first The two ends of the second handles 11, 21 protrude from the sleeve 30, and the first and second heads 12, 22 are respectively located at one ends of the first and second grips 11, 21, naturally, the first, The second heads 12, 22 will be exposed outside of the kit 30.

The limiting mechanism includes a limiting member and a sliding slot 42. One of the limiting member and the sliding slot 42 is disposed on the first handle 11 and the other is disposed on the second handle 21 and the sleeve 30 of its In the first case, the first body 10 is movable relative to the second body 20 between a first position and a second position, wherein the second handle is movable. 21 is stacked in parallel with the first handle 11, and the first handle 11 and the second handle 21 are slid in parallel on different planes. In this embodiment, the sliding slot 42 is disposed on a side of the second handle 21 facing the first handle 11 , and the extending direction of the sliding slot 42 is parallel to the extending direction of the second body 20 , the limiting member The first handle 11 defines a through hole 15 extending through the top and bottom surfaces thereof. The pin 41 is inserted into the through hole 15 . One end of the pin 41 protrudes from the through hole 15 and is located in the sliding slot 42 .

Referring to FIG. 3 and FIG. 4 , the first body 10 is movable relative to the second body 20 between the first and second positions by the latch 41 being displaced by the sliding slot 42 . Referring to FIG. 3, when the first body 10 is in the first position, one end of the first body 10 protrudes from the end of the second body 20. At this moment, one of the first driving portions 121 of the first head 10 Relatively protruding from the second head 22 and the second blocking member 134 is exposed outside the second head portion 22, whereby the first head portion 12 can extend into a narrow space to drive a workpiece to rotate. In the general space, the first driving portion 121 can easily aim at a workpiece without being blocked by the second head portion 22, and the first coupling member 13 can be smoothly pressed without being subjected to the second grip. The impact of 21.

Referring to FIG. 4, when the first body 10 is in the second position, one end of the second body 20 protrudes from the end of the first body 10. At this moment, one of the second driving portions 221 of the second head 22 is Relatively protruding from the first head 12 and the second blocking member 134 is smoothly moved to be sandwiched between the first handle and the second handle, whereby the second head 22 can extend into Driving a workpiece in a narrow space, in a general space, the second driving portion 221 can easily aim at a workpiece without being blocked by the first head 12, and the second coupling member 23 can be smoothly It is pressed and is not affected by the first grip 11.

It is worth mentioning that the kit 30 covers the first and second bodies 10, 20, whereby the first and second bodies 10, 20 are not loose when the user uses the invention. The problem, and the kit 30 is also comfortable to hold by the user's hand. In addition, the kit 30 also has the effect of preventing the latch 41 from falling out of the perforation 15.

In other embodiments, the limiting member may be a protrusion (not shown) protruding from the side of the first handle 11 facing the second handle 21 and also located in the sliding slot 42. In another embodiment, as shown in FIG. 5 and FIG. 6 , the limiting member is a slider 41 ′. The first handle 11 faces the second grip 21 and is provided with a long slot 16 . The extending direction of the slot 16 is parallel to the extending direction of the first body 10. The slider 41' is movably disposed in the slot 16 and the slot 42. Preferably, the slider 41' is a spherical shape. The ball, in another embodiment, because the slider 41' is movably disposed in the slot 16 and the slot 42, whereby the first and second bodies 10, 20 are relatively movable Longer, the first head 12 can protrude more than the second head 22, or the second head 22 can protrude more with respect to the first head 12, so that the first head 12 Or the second head 22 can enter deeper into the narrow space.

Moreover, the present invention may also include a plurality of first and second shaft holes 111, 211 on the first and second grips 11, 21, and a plurality of first and second heads 12, 22, and 1. The second coupling members 13, 23 and the first and second elastic members 14, 24 are as shown in Figs. 1 and 2, whereby the present invention becomes a first driving portion 121, 121' having a plurality of different uses. And the sliding wrench of the second driving portions 221, 221'.

In summary, the slip-type wrench of the present invention not only has a structural innovation, but also has a progressive effect, complies with the relevant provisions of the patent law, and filed a patent application according to law, so that the bureau can approve the patent as soon as possible.

10‧‧‧First Ontology

11‧‧‧First grip

12‧‧‧ first head

13‧‧‧First joint

14‧‧‧First elastic parts

21‧‧‧Second grip

22‧‧‧ second head

30‧‧‧ kit

Claims (6)

A sliding wrench includes a first body including a first handle and a first head, the first head is disposed at one end of the first handle, and the first head is provided with a first driving a second body comprising a second handle and a second head, the second head being disposed at one end of the second handle, the second head being provided with a second driving portion; a kit, a package Covering the first and second grips, the first and second heads are exposed outside the kit; a limiting mechanism includes a limiting member and a sliding slot, and the limiting member and the sliding slot are respectively The first handle is disposed on the first handle, and the other is disposed on the second handle and the kit. The limiting member is displaceable in the sliding slot to move the first body relative to the second body Between a first position and a second position, the second handle is stacked in parallel with the first handle, and the first handle and the second handle are slid in parallel on the different planes; The first body includes a first coupling member and a first elastic member, the first head portion is provided with two first driving portions, and the first head portion defines a first through hole, the first The first coupling member defines a first shaft hole, the first coupling member is movably disposed on the first through hole and the first shaft hole, and the first coupling member comprises An engaging portion, a first blocking member and a second blocking member, the second blocking member being embedded flush with the first grip and facing the second grip, the first grip and the first head Between the first member and the second member, the first member is abutted against the first member and the other end is abutted against the first head; wherein the first member is Moving along a direction between an axis of the first through hole and the first axial hole at a third position and a fourth position, and when the first coupling member is in the third position, the engaging portion simultaneously engages the first portion a shaft hole and the first through hole, the first head being fixed to the first handle, when the first knot When the engaging member is in the fourth position, the engaging portion is at least away from the first through hole and the first shaft hole, so that the first head rotates relative to the first handle about an axis; When a body is in the first position, one of the first driving portions of the first head is relatively protruded from the second head and the second blocking member is exposed outside the second head, when the first When the body is in the second position, the second driving portion of the second head is relatively protruded from the first head and the second blocking member is smoothly moved to be sandwiched between the first handle and the second grip. Between the handles. The sliding wrench of claim 1, wherein the sliding slot is disposed on a side of the second handle facing the first handle, and the sliding slot extends in a direction parallel to the extending direction of the second body. The sliding wrench of claim 2, wherein the limiting member is a latch, the first handle defines a through hole extending through the top and bottom surfaces thereof, the latch is inserted into the through hole, and the latch protrudes at one end The perforation is located in the chute. The sliding wrench of claim 2, wherein the limiting member is a protrusion protruding from a side of the first handle facing the second handle and located in the sliding slot. The sliding wrench of claim 2, wherein the limiting member is a slider, the first handle opening a long slot facing the second handle, the extending direction of the long slot is parallel to the first The slider is movably disposed in the long slot and the sliding slot. A slip wrench as claimed in claim 5, wherein the slider is a ball.