TWM532342U - Ratchet wrench with both fast and force imposing rotation - Google Patents

Description

Ratchet wrench with fast and forceful rotation

This creation is about a wrench technology, especially a ratchet wrench that combines fast and forceful rotation.

Pressing, applying the ratchet wrench to the manual operation of loosening or tightening is quite common, and it has flexible operation and free reciprocating ability. In the case of loosening bolts, nuts or the like, it is gradually Replaced the traditional wrench.

The conventional ratchet wrench mainly comprises a head seat, a handle body extending outward from the head seat, and a set of connectors provided on the head seat. The socket can be used to connect work objects such as nuts, bolts, etc. through a variety of different sizes of sleeves. The user can simply loosen or lock the work by holding the handle body and reciprocatingly rotating it.

The ratchet wrench currently used in the industry is often limited by dead ends or small spaces, so that the socket of the ratchet wrench cannot smoothly engage the work. Therefore, there is a ratchet wrench on the market that can be rotated relative to the handle body.

However, the ratchet wrench of the existing rotatable socket has a positioning structure of the socket which is not only complicated, but also inconvenient in operation, and obviously does not meet the needs of the market.

One of the purposes of the present invention is to provide a ratchet wrench that combines rapid and forceful rotation, which facilitates the rotation of the rotating head on the receiving arm, thereby improving the operational convenience of the ratchet wrench.

In order to achieve the above object, the present invention provides a ratchet wrench that combines rapid and forceful rotation, comprising a handle body, a rotary head, a positioning mechanism and a sleeve, the handle body including a receiving arm connecting the receiving arm a shank having a receiving groove in the shank, the receiving arm is provided with a through hole communicating with the accommodating groove; the rotating head is connected to the receiving arm and is rotatable relative to the receiving arm, the rotating head is set The positioning mechanism includes a positioning member, an elastic body and a stopper. The elastic body is sleeved on the positioning member and is received in the through hole, and one end of the positioning member corresponds to each of the insertion portions. Provided that the stopper is connected to the other end of the positioning member and is received in the receiving groove; the sleeve is sleeved on the rod body corresponding to the receiving groove position, and operably drives the stopping member Sliding in the accommodating groove, so that the positioning member can selectively engage with any of the embedded portions.

The present invention also has the following effects, which is to use the inner ring body and the outer ring body to jointly hold the bumps of the stoppers, thereby achieving the ease of assembly. The cap is attached to the step by the cap, thereby improving the stability of the movement of the stopper in the accommodating groove. The sleeve of the creation can be operated with one hand, which increases the convenience of use.

The detailed description and technical content of the present invention are described below with reference to the drawings, but the drawings are only for reference and explanation, and are not intended to limit the creation.

Referring to FIG. 1 to FIG. 3 , the present invention provides a ratchet wrench that combines rapid and force-applying rotation, and mainly includes a handle body 10 , a rotating head 20 , a positioning mechanism 30 , and a sleeve 40 .

The handle body 10 includes a receiving arm 11 and a rod body 12 extending outward from the bottom end of the receiving arm 11. The receiving arm 11 is substantially U-shaped, and a screw hole 111 is respectively disposed on the opening side thereof, and the closed side is further A through hole 112 is defined. A receiving groove 121 is defined in the position of the receiving portion of the receiving portion 121. The receiving groove 121 is connected to the through hole 112 and a step 122 is formed on the periphery of the notch of the receiving groove 121.

The rotary head 20 includes an outer casing 21 and a sleeve assembly 22 mounted on the outer casing 21. The outer casing 21 has a substantially semi-spherical shape. The outer casing 21 is threaded through the screw holes 111 and the screw holes 111 to rotate. The head 20 is mounted on the receiving arm 11, and the rotating head 20 is capable of rotating the swinging arm 11 with respect to the receiving arm 11. The plurality of embedding portions 211 are respectively opened at positions corresponding to the through holes 112 of the outer casing 21, and the embedding of the embodiment The portion 211 is a pit, but is not limited to this type, and the number of the embedding portions 211 is five, which are respectively located at two corresponding positions of the center and the side wall of the outer casing 21. The socket assembly 22 mainly includes a ratchet member 221 and a ratchet block 222 (shown in FIG. 4). Since the features and functions of the components are the same as those of the prior art, they will not be described in detail.

The positioning mechanism 30 includes a positioning member 31, an elastic body 32 and a stopping member 33. The positioning member 31 includes an abutting post 311, a blocking portion 312 extending rearward from the abutting post 311, and extending rearward from the blocking portion 312. A shaft section 313 and a tail section 314 extending rearward from the shaft section 313 define a buckle groove 315 in the tail section 314 to provide a buckle 316 fastening connection. The elastic body 32 of the present embodiment is a spiral compression spring, but is not limited to this type. It is sleeved on the outer circumference of the shaft section 313 and is accommodated in the through hole 112 together with the positioning member 31. in. The stopper 33 includes a rectangular strip 331, a cap 332 extending from the rectangular strip 331, and a protrusion 333 extending from the cap 332. A through hole 334 is defined in the rectangular strip 331 to provide the tail section 314. And the cap 332 is attached to the step 122 by the buckle 316, and the retaining member 33 is assembled in the receiving groove 121. The elastic body 32 is assembled. It is elastically clamped between the blocking section 312 and the bottom wall of the through hole 112 of the receiving arm 11.

The sleeve 40 includes an inner ring body 41 and an outer ring body 42. The outer ring body 41 is provided with a plurality of cogs 411. The inner ring body 41 is sleeved on the rod body 12 corresponding to the accommodating groove 121. The outer ring body 42 is also sleeved on the rod body 12 corresponding to the accommodating groove 121, and the inner ring body 41 is pressed into the outer ring body 42 and clamps the aforementioned protrusion 333 together. The inner ring body 41 is fixedly coupled to the outer ring body 42 through the cogs 411. At this time, the sleeve 40 can be used for axial displacement on the rod body 12, and the operability of the stopper member 33 can be operatively driven. The groove 121 is slidably moved, so that the positioning member 31 can be selectively engaged with any of the embedded portions 211.

The above-mentioned components can be combined into a ratchet wrench, and the ratchet member 221 and the handle body 10 of the rotary head 20 are fixed in position because the abutment post 311 is fitted to the insertion portion 211 of the side of the outer casing 21 of the rotary head 20. The rod body 12 is arranged in a vertical relationship. At this time, the ratchet wrench can be sleeved with any hand tool at the end of the ratchet member 221, and the ratchet wrench can be used for the rotation of the force.

As shown in FIG. 4, the rotary head 20 of the present invention further includes a latching mechanism 24, wherein the outer surface of the ratchet member 221 is exposed with a bead hole 223, and the latching mechanism 24 mainly includes a push. The rod 241, a scroll spring 242 and a ball 243, the embedding portion 211 is formed on one end surface of the push rod 241, and the other side of the push rod 241 is provided with a notch 244, and the push rod 241 is connected to the ratchet member 221 At the center, the scroll spring 242 is elastically clamped between the end of the push rod 241 and the ratchet member 221, and the ball 243 is mounted between the ratchet member 221 and the push rod 241 and is disposed corresponding to the bead hole 223.

Referring to FIG. 5 to FIG. 7 , when it is required to change the rotary head 20 to a different yaw position, the operation can be performed by one hand. First, the handle body 10 is held by the palm and the three fingers together. And the index finger presses the sleeve 40, and then moves the sleeve 40 away from the receiving arm 11, the sleeve 40 moves the stopping member 33 in the accommodating groove 121, and the positioning member 31 is retracted into the through hole. 112, so that the abutting column 311 can be disengaged from the embedded portion 211. At this time, the pivoting position of the rotating head 20 and the receiving arm 11 can be the center of rotation, and the rotating head 20 can be swiveled, and then re-ordered. The abutting post 311 of the positioning member 31 is fixed to the insertion portion 211 of the push rod 241.

When the abutting portion 311 of the ejector pin 311 corresponding to the insertion portion 211 of the push rod 241 of the rotary head 20 is in a fixed position, the ratchet member 221 of the rotary head 20 and the rod body 12 of the shank 10 are arranged in an upright position, and the ratchet wrench is at this time. Any hand tool can be sleeved at the end of the ratchet member 221, and the sleeve 40 can be held by the other hand to rotate the handle body 10, thereby stably performing the rapid rotation operation with the ratchet wrench.

Referring to FIG. 8 to FIG. 9 , since the push rod 241 of the holding mechanism 24 is subjected to the elastic force of the scroll spring 242 in a normal state, the rod 243 is pushed in the ball hole 223 by the rod body, thereby further The socket tool (not shown) can be stably held on the socket portion of the ratchet member 221, and when the tool is to be unloaded from the socket portion of the ratchet member 221, the handle is held by the palm and the four fingers together. After the body 10 is moved by the thumb force relative to the handle body 10, the positioning member 31 will push the push rod 241 and compress the scroll spring 242, thereby moving the push rod 241 toward the outside of the ratchet member 221. When the notch 244 of the push rod 241 is aligned with the ball 243, the ball 243 will fall into the notch 244 to release the force exerted by the ball 243 on the tool, so that the tool can be easily taken from the ratchet member 221 The sleeves are unloaded.

The ratchet wrench of the present invention can be operated by one hand in the process of changing the rotating head 20 in a rapid or forceful manner, and in the process of unloading the ratchet member 221 and the socket tool, one hand can also be used. The way to operate, thus increasing the convenience of use.

In summary, the ratchet wrench with both rapid and forceful rotation can achieve the intended purpose of use, and solve the lack of knowledge. Because of its novelty and progress, it fully meets the requirements of new patent applications. If you apply for the patent law, please check and grant the patent in this case to protect the rights of the applicant.

10‧‧‧handle

11‧‧‧Support arm

111‧‧‧ screw holes

112‧‧‧through hole

12‧‧‧ rod body

121‧‧‧ accommodating slots

122‧‧‧ steps

20‧‧‧Rotating head

21‧‧‧Outer casing

211‧‧‧ embedded department

22‧‧‧ Socket assembly

221‧‧‧ ratchet parts

222‧‧‧ ratchet block

223‧‧‧容珠孔

23‧‧‧ Screw components

24‧‧‧Cars

241‧‧‧Put

242‧‧‧ Scroll spring

243‧‧‧Beads

244‧‧‧ gap

30‧‧‧ Positioning agency

31‧‧‧ Positioning parts

311‧‧‧The top pillar

312‧‧‧Block section

313‧‧‧ shaft section

314‧‧ End

315‧‧‧ buckle groove

316‧‧‧ buckle

32‧‧‧ Elastomers

33‧‧‧stops

331‧‧‧Rectangle strip

332‧‧‧Cap

333‧‧‧Bumps

334‧‧‧Perforation

40‧‧‧ sleeve

41‧‧‧ Inner ring

411‧‧‧ cogs

42‧‧‧ outer ring

Figure 1 is an exploded perspective view of the ratchet wrench.

Figure 2 is a vertical view of the combination of the rotating head and the handle body.

Figure 3 is a partial cross-sectional view of Figure 2.

Figure 4 is a cross-sectional view of the sleeve of the present invention taken away from the receiving arm.

Figure 5 is a cross-sectional view of the rotary head of the present invention.

Figure 6 shows the appearance of the rotating head of the present invention adjusted and erected in an upright position.

Figure 7 is a partial cross-sectional view of Figure 6.

Fig. 8 is a sectional view (1) of the state in which the card holding mechanism of the present invention is used.

Figure 9 is a sectional view (2) of the state in which the card holding mechanism of the present invention is used.

10‧‧‧handle

11‧‧‧Support arm

111‧‧‧ screw holes

112‧‧‧through hole

12‧‧‧ rod body

121‧‧‧ accommodating slots

122‧‧‧ steps

20‧‧‧Rotating head

21‧‧‧Outer casing

211‧‧‧ embedded department

22‧‧‧ Socket assembly

23‧‧‧ Screw components

24‧‧‧Cars

30‧‧‧ Positioning agency

31‧‧‧ Positioning parts

311‧‧‧The top pillar

312‧‧‧Block section

313‧‧‧ shaft section

314‧‧ End

315‧‧‧ buckle groove

316‧‧‧ buckle

32‧‧‧ Elastomers

33‧‧‧stops

331‧‧‧Rectangle strip

332‧‧‧Cap

333‧‧‧Bumps

334‧‧‧Perforation

40‧‧‧ sleeve

41‧‧‧ Inner ring

411‧‧‧ cogs

42‧‧‧ outer ring

Claims (10)

A ratchet wrench that has both a fast and a force-applied rotation, comprising: a handle body, comprising a rod body connected to the receiving arm, a receiving groove is formed in the rod body, and the receiving arm is opened to communicate with the receiving body a through hole of the slot; a rotating head connected to the receiving arm and capable of swinging relative to the receiving arm, the rotating head is provided with a plurality of embedded portions; a positioning mechanism comprising a positioning member, an elastic body and a stop member The elastic body is sleeved in the positioning member and is received in the through hole. One end of the positioning member is disposed corresponding to each of the insertion portions, and the stopper is connected to the other end of the positioning member and is accommodated in the receiving portion. a sleeve, a sleeve corresponding to the position of the accommodating groove, and operably driving the stopper to slide in the accommodating groove, thereby enabling the positioning member to selectively The embedded portion is embedded in a fixed position. The ratchet wrench of claim 1 , wherein the stop member comprises a protrusion, the sleeve comprises an inner ring body and an outer ring body, and the inner ring body is accommodating The slot position is sleeved on the rod body, and the outer ring body is sleeved corresponding to the inner ring body, and the bump is clamped together. The ratchet wrench of claim 2, wherein the stopper further comprises a rectangular strip and a cap extending from the rectangular strip, the projection extending from the cap and away from the cap Rectangular bar. The ratchet wrench of claim 1 , wherein the positioning member comprises an abutting column, a blocking segment extending from the abutting column, and a shaft segment extending from the blocking portion. The abutting column is embedded corresponding to each of the embedding portions, and the elastic body is sleeved on the shaft rod segment and is elastically clamped between the blocking portion and the bottom wall of the through hole. The ratchet wrench of claim 4, wherein the positioning member further comprises a tail section extending from the shaft section, the tail section defines a buckle groove, and the stopper comprises a rectangle The strip has a perforation, and the tail section is connected to the perforation and is fastened to the buckle by a buckle. The ratchet wrench of claim 5, wherein the stop member further comprises a cap extending from the rectangular strip, and the periphery of the notch of the receiving groove is provided with a step, the cap Corresponding to the step. A ratchet wrench having both a fast and a force-rotating rotation as claimed in claim 6, wherein the stopper further comprises a protrusion extending from the cap, the sleeve comprising an inner ring body and an outer ring body, The inner ring body is sleeved on the rod body corresponding to the position of the accommodating groove, and the outer ring body is sleeved corresponding to the inner ring body, and the block is clamped together. The ratchet wrench of claim 1, wherein the rotary head comprises an outer casing and a set of joints mounted on the outer casing, each of the inserts being respectively disposed on a side wall of the outer casing. Two corresponding positions and the socket assembly. The ratchet wrench of claim 8 , wherein the socket assembly comprises a ratchet member and a latching mechanism, and a bead hole is formed laterally of the ratchet member, the latching mechanism The utility model comprises a push rod and a ball, wherein the inserting portion of the socket assembly is formed on the end surface of the push rod, the push rod is provided with a notch, the push rod is connected to the ratchet member, and the ball is mounted on the ratchet Between the piece and the push rod and corresponding to the bead hole setting. A ratchet wrench having both a fast and a force-applied rotation as claimed in claim 9, wherein the latching mechanism further includes a scroll spring that is elastically clamped between the push rod and the ratchet member.