TW201412468A - Multi-functional wrench - Google Patents

Abstract

The present invention provides a multi-functional wrench whose driving member has the ratchet component comprising ratchet teeth base, detent claw, and control member. The ratchet component of driving member is bound at one end of the handle in a pivotally rotational manner, the driving member is concave to form a notch. A shaft member penetrates through the notch from the driving member to pivotally connect to the connection head. The axial direction of connection head to pivotally rotate with respect to the driving ember is perpendicular to the axial direction of handle to pivotally rotate with respect to the driving member. The connection head has at least two jointing parts with different sizes or structures, while being capable of connecting to the tool head via a female joint. The connection head can pivotally rotate and position with respect to the driving member when the location is determined, thereby constituting the present invention.

Description

Multi-function wrench

The invention relates to a wrench, in particular to a wrench structure with a removable tool head and a ratcheting function.

As shown in Fig. 7, it is a conventional wrench having a ratcheting function. The wrench has a handle 90 and a driving member 91. The driving member 1 is provided with a ratchet seat (not shown) and a pawl (not shown). The ratchet assembly of the member such as the control member 92 and the like, the drive member 91 is restrained at one end of the handle 90 by the ratchet assembly.

The driving member 91 is provided with a slot 910, and the tool head 93 is pivotally connected to a plunger 94 laterally. When the tool head 93 is assembled on the driving member 91, the plunger 94 is inserted into the slot of the driving member 91. The 910 is positionable, and the user drives the driven member (not shown) such as a bolt by the tool head 92 by holding the handle 90.

However, the above wrench has the following problems:

1. The driving member 91 of the foregoing wrench has only one slot 910. Therefore, when the tool head is assembled, only the plunger 94 corresponding to the size of the slot 910 can be inserted into the slot 910, and the size or The plunger 94 having a structure different from the slot 910 cannot be inserted into the slot 910, and the applicable tool head is limited; in addition, the insertion direction of the slot 910 of the driving member 91 is fixed, if the plunger is When the tool head 93 is fixed rather than pivoted, the tool head 93 cannot pivot and adjust the driving angle, which also limits the applicable tool head.

2. The common tool head on the market, in the case of a sleeve, is usually recessed into a four-corner hole at one end, and in the case of a screwdriver, it is usually an end having an outer hexagon at one end, but the end is recessed into the four-corner hole. The sleeve, or the driver's head with the outer end of the hexagon, cannot be positioned in the slot 910, that is, the conventional wrench must be connected to the slot 94 of the specific specification in the slot 910 of the driving member 91. Tool heads that are currently available on the market cannot be applied.

Therefore, how to solve the problem of the conventionally used wrench is the main focus of the present invention.

One of the objects of the present invention is to solve the above problems and to provide a multi-function wrench in which a connector provided on a driving member has at least two joints of different sizes or structures on the connector, and can be assembled in different sizes or The tool head of the structure can be positioned relative to the drive member and positioned in the selected position to address the problem that conventional wrenches are limited in tool head applications.

The second object of the present invention is to design the joint portion as a square column or a hexagonal hole to match the square hole of the sleeve which is commonly used in the market or the end of the screwdriver head which is an outer hexagon, so that the sleeve or the screwdriver head on the market is etc. The tool head can be plugged and used, and the tool head to which the wrench of the present invention can be applied is relatively wide.

To achieve the foregoing, the present invention includes a handle, a driving member and a connector, the driving member being provided with a ratchet assembly including a ratchet seat, a pawl that can be blocked from engagement with the ratchet seat, and controlling the cymbal a control member for disengaging the pawl from the ratchet seat, the drive member being pivotally constrained at one end of the handle by the ratchet assembly, and the drive member being recessed from an end remote from the ratchet assembly to form a connector a gap that is recessed at one end of the driving member is greater than a length of the connector, and a shaft member is pivotally connected to the connector by the driving member through the notch, and the connector and the handle are opposite to each other The drive member pivots axially perpendicularly, the connector having at least two joints that are sized and structurally slidable to the tool head, the connector being pivotable and positioned relative to the drive member in the selected position.

The above and other objects and advantages of the present invention will be readily understood from

Of course, the invention may be varied on certain components, or in the arrangement of the components, but the selected embodiments are described in detail in the specification and their construction is shown in the drawings.

Referring to Figures 1 through 5, the structure of the embodiment selected for use in the present invention is for illustrative purposes only and is not limited by such structure in the patent application.

The embodiment provides a multi-function wrench, as shown in FIG. 1, comprising a handle 1, a driving member 2 and a connecting head 3, wherein:

As shown in FIG. 2, the driving member 2 is provided with a ratchet assembly including a ratchet seat 20, two movable claws 21 and a control member 22, and the two movable claws 21 are respectively associated with the ratchet holder 20 The engagement is blocked, and the control member 22 controls one of the pawl 21 to disengage from the ratchet seat 20 to restrict the ratchet seat 20 from being unidirectionally rotated.

As shown in FIG. 2, the driving member 2 is pivotally constrained to one end of the handle 1 with the ratchet assembly, and the driving member 2 is recessed from an end away from the ratchet assembly to form a notch 23, the notch 23 The length of the notch 23 is recessed at one end of the driving member 2 is greater than the length of the connecting head 3, and the shaft member 24 is pivotally connected to the connecting head 3 by the driving member 2 through the notch 23. And the connecting head 3 and the handle 1 are perpendicular to the axial direction of the driving member 2 pivoting. As shown in FIGS. 3 to 4, the handle 1 of the present embodiment pivots with respect to the driving member 2 with the control member 22 as an axis, and the connecting head 3 is pivoted with respect to the driving member 2 with the shaft member 24 as an axis. The heart pivots, and the axial direction of the control member 22 is perpendicular to the axial direction of the shaft member 24 by 90 degrees.

As shown in FIG. 2, the connector 3 has a joint portion 30 and a joint portion 31. The joint portion 30 and the joint portion 31 are different in size or structure. In the present embodiment, the joint portion 30 and the joint portion are different. 31 is identical in structure to a square post, and is located on opposite sides of the connecting head 3, and the engaging portion 30 is larger than the engaging portion 31 in size, and the engaging portion 30 and the engaging portion 31 can be sleeved with the tool head. The connector 3 is pivotable and positioned relative to the driver 2 when in a selected position.

As shown in Figures 2 and 4, the driving member 2 is provided with a blocking member 26 which is supported by the elastic member 25 on the inner side wall 230 of one side of the notch 23, and the blocking member 26 is a ball in this embodiment ( Or in other embodiments, it may be a bullet. When the blocking member 26 is supported by the elastic member 25, the wall surface of the inner side wall 230 is exposed by a spherical surface, and the outer side wall 32 of the connecting head 3 facing the inner side wall 230 is covered by the wall surface. The plurality of positioning grooves 320 are recessed, and the plurality of positioning grooves 320 are configured to allow the spherical surface of the blocking member 26 to pivot with the connecting head 3 to sequentially sink. When the spherical surface of the blocking member 26 is caught in any of the positioning grooves 320, the connecting head 3 is The relative position of the positioning groove 320 is positioned with the driving member 2.

As shown in Fig. 5, a general-purpose tool head is generally available on the market, and can roughly include a generally open type tool head 40, a plum blossom type tool head 41, and a sleeve type tool head 42 (the inner hexagon is shown). Each of the tool heads 40/41/42 has a four-corner hole 400/410/420, and the operator can select a suitable joint for use according to the size of the four-hole hole, like the tool head 40 of the embodiment. /41/42, the individual four-corner holes 400/410/420 are corresponding to the joint portion 30, so that the joint portion 30 can be selected for joint use, and if the four-corner hole of the tool head corresponds to the joint portion 31, the joint can be selected. The portion 31 is used in conjunction.

It is not difficult to find the advantage of the present invention in that the connector has at least two joint portions, so that when the tool head is assembled, the tool head insertion setting position corresponding to the size of each joint portion can be selected, and the connector head 3 is The shaft member is pivotally connected to the notch 23 of the driving member 2, and even if the tool head itself is integrally fixed and cannot be pivoted, the driving angle can be adjusted by pivoting the connecting head 3 relative to the driving member 2, and the engaging portion can be designed as It can be combined with a common tool head on the market, which solves the problem that the tool head is limited in application compared with the conventional wrench.

Of course, there are many examples of the invention, with only minor variations in the details. Referring to FIG. 6 , which is a second embodiment of the present invention, which includes a handle 1 , a driving member 2 and a connecting head 3A as in the first embodiment, but the connecting head 3A of the present embodiment and the first embodiment The main difference is that the joint portion 30A is a hexagonal hole, and the other joint portion 31A is the same as the joint portion 31 of the first embodiment, whereby the joint portion 30A of the joint head 3A can be used for the flat head 50 and the cross screwdriver. The head 51 is joined by the end portion 500/510 of the outer hexagon, and the engaging portion 31A is engageable by the four-corner hole of the sleeve, and in the present embodiment, the joint portion having the two structures can also achieve the same as the first embodiment. efficacy.

It should be noted that the joints of the present invention are said to be different in size or structure, including the same size, structurally different, or the same in size, structurally different, or different in size and structure, meaning that each of the joints is specifically excluded. The joints have the same size and the same structure at the same time; the joints of the present invention are different in size, basically means the same structure and different sizes, for example, the structure is also a square column and has 1/4" in size, 3 /8", 1/2", etc., like the joint portion 30 and the joint portion 31 of the first embodiment; the joint portion of the present invention is different in structure, basically referring to the difference in the construction of the joint itself, such as a joint The portion is a square post and the other joint is a hexagonal hole as in the difference between the joint portion 30A and the joint portion 31A of the second embodiment.

The above description of the embodiments is intended to be illustrative of the invention and is not intended to limit the scope of the invention.

From the above detailed description, it will be apparent to those skilled in the art that the present invention can achieve the foregoing objects and is in accordance with the provisions of the Patent Law.

(customized part)

90. . . handle

91. . . Drive

910. . . Slot

92. . . Control

93. . . Tool head

94. . . Plunger

(part of the invention)

1. . . handle

2. . . Drive

20. . . Ratchet

twenty one. . . Squat claw

twenty two. . . Control

twenty three. . . gap

230. . . Inner side wall

twenty four. . . Shaft

25. . . Elastic component

26. . . Blocker

3. . . Connector

30. . . Joint

31. . . Joint

32. . . Outer side wall

320. . . Positioning slot

40. . . Tool head

400. . . Square hole

41. . . Tool head

410. . . Square hole

42. . . Tool head

420. . . Square hole

50. . . Word starter

500. . . Ends

51. . . Cross screwdriver head

510. . . Ends

Fig. 1 is a perspective view showing the stereoscopic combination of the first embodiment of the present invention.

Fig. 2 is a perspective exploded view showing the first embodiment of the present invention.

Fig. 3 is a schematic view showing the driving member of the first embodiment of the present invention pivoting with respect to the handle with the control member as an axis.

Fig. 4 is a schematic view showing the connector of the first embodiment of the present invention pivoted relative to the driving member.

Figure 5 is a schematic view showing the relative engagement of the wrench and the individual sleeves of the first embodiment of the present invention.

Figure 6 is a schematic view showing the second embodiment of the present invention in which the wrench and the individual driver bit are relatively engageable.

Figure 7 is a three-dimensional appearance of a conventional wrench.

1. . . handle

2. . . Drive

20. . . Ratchet

twenty one. . . Squat claw

twenty two. . . Control

twenty three. . . gap

230. . . Inner side wall

twenty four. . . Shaft

25. . . Elastic component

26. . . Blocker

3. . . Connector

30. . . Joint

31. . . Joint

32. . . Outer side wall

320. . . Positioning slot

Claims (4)

A multi-function wrench includes a handle, a driving member and a connecting rod, the driving member is provided with a ratchet assembly, the ratchet assembly includes a ratchet seat, a tilting claw that can be blocked by the ratchet seat, and the tilting claw is controlled a ratchet seat disengaged control member, the drive member is pivotally constrained to one end of the handle by the ratchet assembly, and the drive member is recessed from an end remote from the ratchet assembly to form a connector for insertion a notch, the length of the notch recessed at one end of the driving member is greater than the length of the connecting head, a shaft member is pivotally connected to the connecting head by the driving member, and the connecting head and the handle are opposite to the driving member The axial direction of the rotation is perpendicular to the joint having at least two joints that are sized and structurally slidable to the tool head, the joint being pivotable and positioned relative to the drive member in the selected position. The multi-function wrench according to claim 1, wherein the driving member has an inner side wall on one side of the notch and an outer side wall of the connecting end facing the inner side wall, one of the two is provided with a The elastic member is supported by the spherical member to expose the wall surface by the spherical surface, and the other is recessed by the wall surface for the positioning groove of the spherical surface of the blocking member to be sequentially engaged with the connecting head. According to the multi-function wrench of claim 1, wherein any joint of the connector can be a four-corner column, and the applicable tool head corresponds to a sleeve with one end recessed into the four-corner hole, and the sleeve is a four-corner sleeve. Positioned at the joint of the connector. According to the multi-function wrench of claim 1, wherein any joint of the connector may be a hexagon socket, and the applicable tool head corresponds to a screwdriver head having an outer hexagon at one end, and one end of the hexagon head of the screwdriver head Positioned by the joint of the connector.