TWM463173U - Impact screwdriver connectable to pneumatic/electric hammer - Google Patents

Description

Impact screwdriver that can be connected to pneumatic/electric hammer

This creation is about an impact driver, especially an impact driver that can be attached to a pneumatic/electric hammer.

According to the press, most of the impact screwdrivers are hand tools that are transformed into powerful torques by the impact of a hammer. They are mainly used to drive screws that are difficult to operate with ordinary hand tools.

The conventional impact screwdriver (such as Taiwan patents M446683, M426473, M413572, etc.), in use, the user must hold the handle in one hand, and the end of the handle is engaged with the screw, and the other end is struck by the hammer of the hand. The handle transmits the impact and torsion forces to the screw, so that the screw that is difficult to drive is easily removed and taken out, but in use, the hammering force is very large due to the hand hammer, and the holding position is close to the tapping In the position, if you use it carelessly, it will easily cause hand injury. In addition, not every user has the same strength. If the strength is small, it may be lost due to physical strength after several times of tapping. The work is not practical, and the grip does not match the pneumatic or electric hammer to save the manual tapping force and avoid the problem of knocking on the hand. Therefore, the applicability of the conventional impact screwdriver is limited.

In order to solve the above problems, the present invention discloses an impact driver that can be connected to a pneumatic/electric hammer. The utility model utilizes a receiving rod to be connected between the impact driver and the pneumatic/electric hammer, and is hammered by a pneumatic/electric hammer. It is used to save the screw that is difficult to unscrew in a way that is labor-saving and easy to operate.

Therefore, the present invention provides an impact driver connectable to a pneumatic/electric hammer, comprising: a handle having a striking end and a connecting end; and a connecting member reciprocally disposed at a connecting end for driving a tool member during the moving stroke; and a receiving rod having a first end and a second end, the first end being engageable with the striking end and the second end being connectable to the second end Pneumatic/electric hammer, by which, under the hammer of the pneumatic/electric hammer, the handle can drive the tool to remove the screw that is difficult to unscrew, which can save manpower and can avoid manpower. If the manual hammering operation is inadvertent and the problem is injured.

Furthermore, the present invention further provides an auxiliary lever which is vertically disposed in the impact direction of the handle. When in use, the user can hold the auxiliary lever in one hand, and the other hand can hold a pneumatic/electric hammer operation. It provides the convenience of operation and eliminates the problem of injury caused by manual hammering.

In addition, the creation can also be mounted on the handle through the auxiliary lever, so that without the pneumatic/electric hammer, the user can still use the hand hammer with one hand and the other hand to strike the handle, and During the striking action, the hand is far away from the direction of the strike, which avoids the problem of hand injury caused by inadvertent blows.

For the convenience of the description, the central idea expressed in the column of the above novel content is expressed by a specific embodiment. Various items in the embodiments are depicted in terms of ratios, dimensions, amounts of deformation, or displacements that are suitable for illustration, and are not drawn to the proportions of actual elements, as set forth above.

Please refer to FIG. 1 to FIG. 3 , FIG. 1 is an exploded view of the present creation, FIG. 2 is a combination diagram of the creation, and FIG. 3 is a cross-sectional view of the creation. The impact driver 100 of the present invention that can be coupled to a pneumatic/electric hammer includes:

A handle 10 has a striking end 11 and a connecting end 12, the striking end 11 has a recessed hole 13 , and the connecting end 12 is recessed with a shaft hole 14 for receiving a spring 15 and the grip 10 A pair of guiding grooves 16 are disposed adjacent to the outer wall of the connecting end 12, wherein the handle 10 is provided with a screw hole 17 adjacent to the striking end 11.

An connecting member 20 is disposed in the shaft hole 14 and is held by the spring 15 to reciprocally move relative to the connecting end 12, and the other end of the connecting member 20 is a socket portion 21, A steel ball 22 and an elastic body 23 are disposed, and can be directly connected to a sleeve through the socket portion 21 for receiving the screw to be rotated.

A pair of the combination of the fixing member 30 and the bead body 31 that can be disposed between the connecting end 12 and the connecting member 20, wherein the fixing member 30 is formed in a U shape for the bead body 31 to be placed therein. The two fixing members 30 and the two beads 31 can be respectively disposed in the guiding grooves 16 .

An annular bushing 32 is provided at the connecting end 12 for shielding the guiding groove 16 and the fixing member 30.

An adapter 33 can be sleeved on the socket portion 21 of the connecting member 20 and clamped by the steel ball 22. The adapter 33 can be engaged with a tool member 60, such as a screwdriver head, to snail The connection can increase the working range.

A receiving rod 40 has a first end 41 and a second end 42. A ring portion 43 is disposed adjacent to the first end 41. The outer diameter of the ring portion 43 is larger than the first end 41 and the second end 42. The end 42 can be used to connect a pneumatic/electric hammer 70 (shown in FIG. 4), wherein a sidewall of one of the first ends 41 of the receiving rod 40 is provided with a steel ball 44 and an elastic body 45 for engaging with The recessed hole 13 of the handle 10, and when engaged, the ring portion 43 can abut against the end face of the striking end 11 for effective transmission of an impact force.

An auxiliary rod 50 has a screw portion 51 at one end for screwing on the screw hole 17 of the handle 10 so that the auxiliary rod 50 can be vertically disposed in the impact direction of the handle 10 for easy grip during operation. .

Wherein, when the grip 10 is subjected to the hammering force, the tool member 60 is pressed against the screw member, and a reaction force is formed to be compressed by the spring 15, and after the reaction force is received, the fixing member 30 and the bead body 31 are pressed. A displacement is generated in the guiding groove 16, so that the connecting member 20 can generate a rotational rotation to drive the tool member 60 to drive, thereby achieving the effect of removing the screw which is difficult to unscrew.

As shown in FIG. 4 , it is a schematic diagram of the first use state of the creation. In the first use state, the connector 20 at one end of the handle 10 is engaged with the tool member 60 for engaging with a screw (not shown). And engaging the striking end 11 of the handle 10 through the receiving rod 40, and the user can hold the auxiliary rod 50 in one hand, and the other hand can hold a pneumatic/electric hammer 70 to make the pneumatic/electric hammer 70 It is connected to the second end 42 of the receiving rod 40, and operates the pneumatic/electric hammer 70 to perform a hammering action on the receiving rod 40, so that the receiving rod 40 transmits the hammering force to the grip 10, while the grip 10 The hammering force and the torsional force generated by the internal mechanism of the handle 10 are transmitted to the tool member 60 through the connecting member 20 to take out the screw which is difficult to unscrew, thereby passing through the impact driver 100 and the pneumatic/electric The connection of the hammer 70 can save the manpower consumption, so that different users can achieve the same force-applying effect, and the manual hammering is easy to cause the injury problem, and the hand is held on the auxiliary rod 50, It provides operational convenience and is easy to handle.

As shown in FIG. 5, it is a schematic diagram of the second use state of the creation. When the work space is narrow, that is, the horizontal space is insufficient, the user can operate the pneumatic/electric hammer 70 at one hand and the other hand directly on the handle 10. In order to carry out the impact operation, in the same way, the labor saving and the manual hammering are easily injured.

As shown in FIG. 6 , it is a schematic diagram of the third use state of the creation. When the work is forgotten to carry or temporarily cannot find the pneumatic/electric hammer 70, the hand can still be directly held by the auxiliary lever 50 and the other hand is used. 80 directly hammers the striking end 11 of the grip 10 so that the grip 10 transmits the hammering force and the torsional force generated by the internal mechanism of the grip 10 to the tool member 60 through the connecting member 20, The screw that is difficult to unscrew is taken out, which makes the creation have different suitability and increase the scope of application.

In summary, the creation can be connected to an impact driver of a pneumatic/electric hammer, which is connected between the handle and the pneumatic/electric hammer by a receiving rod, and provides a user to strike through a pneumatic/electric hammer. In order to drive the screw that is difficult to unscrew, the pneumatic/electrical method can save labor costs, and further, it can avoid the injury caused by accidental manual hammering.

In addition, the creation of the auxiliary rod screw is provided on the handle, whether it is a pneumatic/electric hammer or a hand hammer, it can avoid the problem of easy hand injury and has the effect of easy handling. .

The above embodiments are merely illustrative of the present invention and are not intended to limit the scope of the present invention. All kinds of modifications or changes that are not in violation of the spirit of this creation are all in the scope of this creative intention.

10‧‧‧Handle

12‧‧‧Connected end
14‧‧‧Axis hole
16‧‧‧ guiding slot
20‧‧‧Connected parts
22‧‧‧ steel balls
30‧‧‧Fixed parts
32‧‧‧ bushing
40‧‧‧Support rod
42‧‧‧second end
44‧‧‧ steel balls
50‧‧‧Auxiliary pole
60‧‧‧Tools
80‧‧‧Hand hammer
11‧‧‧Beat end
13‧‧‧ recessed hole
15‧‧‧ Spring
17‧‧‧ screw holes
21‧‧‧ Sockets
23‧‧‧ Elastomers
31‧‧‧ beads
33‧‧‧Adapter
41‧‧‧ first end
43‧‧‧ Ring Department
45‧‧‧ Elastomers
51‧‧‧Spiral
70‧‧‧Pneumatic/electric hammer
100‧‧‧ impact screwdriver

[Fig. 1] is an exploded view of the creation. [Fig. 2] is a combination diagram of the creation. [Fig. 3] is a cross-sectional view of the present creation. [Fig. 4] is a schematic diagram of the first use state of the creation. [Fig. 5] is a schematic diagram of the second use state of the present creation. [Fig. 6] is a schematic diagram of the third use state of the creation.

10‧‧‧Handle

11‧‧‧Beat end

20‧‧‧Connected parts

32‧‧‧ bushing

33‧‧‧Adapter

40‧‧‧Support rod

43‧‧‧ Ring Department

50‧‧‧Auxiliary pole

60‧‧‧Tools

70‧‧‧Pneumatic/electric hammer

Claims (10)

An impact driver connectable to a pneumatic/electric hammer, comprising: a handle having a striking end and an connecting end; and an connecting member reciprocally disposed at the connecting end to a moving stroke, driving a tool member; and a receiving rod having a first end and a second end, the first end being engageable with the striking end, the second end being connectable to a pneumatic/electrical The hammer, by means of the hammer of the pneumatic/electric hammer, can drive the tool. An impact driver connectable to a pneumatic/electric hammer according to claim 1, wherein the strike end has a recess for receiving the first end of the receiving rod. An impact driver as claimed in claim 2, which is connectable to a pneumatic/electric hammer, wherein a side wall of one of the first ends of the receiving rod is elastically disposed with a steel ball and an elastic body for engaging the concave hole. 2 or 3, wherein the first end adjacent to the receiving rod is provided with a ring portion, and the outer diameter of the ring portion is larger than the first end and the second end. The impact driver as claimed in claim 1 can be connected to the pneumatic/electric hammer, and further includes an auxiliary lever attached to the handle for holding during operation. An impact driver connectable to a pneumatic/electric hammer according to claim 5, wherein the auxiliary lever is vertically disposed in an impact direction of the grip. The impact driver as claimed in claim 6 is connectable to the pneumatic/electric hammer, wherein the handle is provided with a screw hole for the auxiliary rod to be screwed. The impact driver of the pneumatic/electric hammer can be connected to the impactor, wherein the connecting end is recessed with a shaft hole for receiving a spring; the handle is disposed adjacent to the outer wall of the connecting end. a pair of guiding grooves; a pair of a combination of a fixing member and a bead body that can be disposed between the connecting end and the connecting member, and the two fixing members and the two beads are respectively disposed on each guiding In the slot, an annular bushing ring is disposed at the connecting end for shielding the guiding slot and the two fixing members. The impact driver of claim 1 is connectable to a pneumatic/electric hammer, wherein the connector is permeable to an adapter to engage the tool. The impact driver according to claim 1 is connectable to the pneumatic/electric hammer, wherein the connector has a set of joints, and the sleeve is elastically provided with a steel ball and an elastic body, which can be used to engage with one Sleeve.