TWI222917B - Retaining device for engaging with a tool - Google Patents

Abstract

This invention provides a retaining device for engaging with a tool, including: a tool grip provided with an engaging space and an accommodating space, plural holes provided between the engaging space and accommodating space; a switch lever, retractably installed in the accommodating space, the grip being formed with plural cutting edges corresponding to the plural holes, in which a alignment member is provided between the cutting edges and the holes; a tool head slidably provided in the engaging space and provided with a continuous engagement portion corresponding to the plural holes; accordingly, by controlling the displacement of the switch lever in the accommodating space, the alignment member may be selectively protruded or inserted into the holes, so as to achieve the effect of rapidly disassembling or retaining the tool head and the tool grip.

Description

1222917 V. Description of the invention (l) The technical field to which the invention belongs] The present invention mainly discloses a tool combined with a fixed device. [Previous technology] According to the changing social structure, the quality of life required by people is relatively improved, and the requirements for things It has also become quite delicate from the old thinking of "it works", only the concept of continuous progress or innovation can meet the needs of modern society. Various hand tools have been used by people quite frequently, and their development history is quite long. Relatively, they belong to a field of development that is quite mature, and the number of patent cases approved by them for more than ten years is even more numerous. The 'shown' is US Patent No. 5934384, which discloses a tool device, and the tool device includes: a combination rod 1, which has a second end and a second end, the first end is A coupling groove 10, and a hole 110 is provided on the outer periphery of the first end to communicate with the coupling groove 10; a positioning device includes a sleeve 6, a positioning ring 2 and an elastic member 4, the sleeve "The movable part 3 is set on the first end of the connecting rod 1, and the clamping part 2 of the positioning ring 2 can be selectively exposed in the hole 110;-the tool head 8 has a working end and an = The joint end 'The joint end is provided with a positioning groove 82 in the peripheral ring, and the tool head 8 can be inserted into the joint groove 10 of the joint rod 1 and the convex groove 20 is used to hold the φ position groove 82. And the tool head 8 can be limited to be locked on the second end of the coupling rod i. The above-mentioned tool device intends to pull the tool head 8 out of the coupling rod. When the Department of the sleeve 6 to be movable axially displaced, and that the positioning ring portion 2 of the card is no longer engaged 2〇

1222917 V. Description of the invention ⑵ 'Positioning groove 82, so that the tool head 8 can be pulled out; however, this conventional card I still has a missing way. First, the user must clamp any of the two opposite parts of the sleeve 6 at the same time. To pull the sleeve 6 at the end, if the user's force is small, or the operating force is biased to one end, it is easy to make the sleeve 6 difficult to pull, and the operation method is not good; Moreover, the conventional tool head 8 There is only one circle of positioning groove 82 on the periphery, so it can only be used for single-segment clamping. However, the tool device is now more and more emphasized on its scope of application, and the conventional structure can only be used for single two-work situations. And where the user's hand cannot be reached, the conventional tool device cannot be used, so it can be known that the conventional tool setting = good design. Befeigen "The structure of the conventional invention of τ Ϊft is missing. The inventor invented a shortcoming. The fixing device" can overcome all of the above-mentioned conventional products. [Summary of the Invention] The invention "work ΛΙ jl lies in that The desire to know the work: The technical problem to be solved is the card-type f of the tool head. The axial displacement of the tool set can be controlled by the set, and there are elastic parts in the control. Convenience, in addition, it makes the sleeve less easy to pull, and it is not impossible to operate it as an axial U tool head. Because the coupling rod is a single-stage clamping, the guard device is not! ; The applicable range is relatively small. It is based on the ‘the know-how Tailu.BB P is well-designed and needs to be improved. The handle is provided with a “fixing device”, which includes:-a tool holding a combining space and an accommodating space, and the combining space is: 1222917 V. Description of the invention (3)

There are several holes in the space between the installation space; the all-in-one and M Liuli coffee called Rugan talk free, the switching lever is set retractably in the space, and the cup body is provided with a number of cutouts corresponding to the number of holes. And positioning members are provided between the cutouts and 0 holes;-the tool head is slidably arranged in the joint space, and there are continuous engagements corresponding to the number of holes; and & controls the displacement of the switching lever in the accommodation space ' It can make the positioning member selectively exposed or submerged into the hole, so that the tool head and the tool grip can be quickly removed or fixed. Other objects, advantages, and novel features of the present invention will become more apparent from the following detailed description and the accompanying drawings.

[Embodiment] Regarding the technology, means and effects adopted by the present invention, a preferred embodiment is described in detail with the drawings as follows: Please refer to FIG. 1 to FIG. The structure of several embodiments is for illustrative purposes only and is not limited by such structures in patent applications.

Please refer to the first figure for a three-dimensional appearance of the present invention. Referring to the figure, the tool structure includes a tool grip 10 having a first end and a second end. 'The inside of the shaft of the tool grip 10 has a coupling space 丨 (see the second figure)' And the coupling space 11 is open at the first end, and a tool head 30 is slidably arranged in the coupling space 11 and can be set by a fixing device 20 also arranged at the first end of the tool grip 10. The tool head 30 positions the catcher. Please refer to the second figure, which is an exploded perspective view of the present invention. Referring to the figure, the outer diameter of the first end of the tool grip 10 is larger than the outer diameter of the body of the grip, and therefore an adjustment portion 12 is formed. The adjustment portion 12 has the first end and

Page 7 1222917 V. Description of the invention (4) The second end, and the adjustment portion 12 is parallel to the accommodation space 13 at the two ends, and the accommodation system is provided with a number of holes 1 4 in this embodiment. The second end of 10 is axially provided with a groove 15 which has a hexagonal shape and can be used for setting. It is a conventional technique. Here, the fixing device 20 includes two fixed switching levers 23, which The switching lever 23 is provided with a cutout 2 4 on the side of the lever. A slope 2 5 is formed on the side, and the accommodation space 1 3 included in the above-mentioned adjustment section 12 is switched to the side wall of the second end of the adjustment section 12, but not in this implementation. In the example, the steel ball of the positioning member 21 can be riveted in the hole 14, so that the dispersing portion is just contained in the accommodation space 13 and corresponds to the upper part; The tool head 30 is provided with several continuous cards in this embodiment. When the joint portion 31 is recessed, and one end of the pry bar is provided with the combining space 11, the pry portion 32 is external to different work requirements to implement the operator. Please refer to the third to fifth figures. First referring to the third figure, it is shown that 'the tool head 30 is relative to the working distance, and in this state, the fixed installation space 11 space 1 3 and the knot' are provided with a groove 1 5 In the hexagonal tool head, the position piece 21 is not provided, and a ^ oblique setting rod 23 can be set inside, and the elasticity can be included in the accommodation system as an outlet hole 14 outside. The switching rod 23 is provided with an opening. Two holes 1 4 between the closing space 11; in this embodiment of the present invention (not shown in the figure), the elastic body 22 and a cutout 24 are arranged, and the elastic body 22 and the body 22 can stop the inside of the space 13; Steel ball, and the two and a part of the peripheral edge of the cutout 24 is a pry bar, and the interlocking part 31 on the shaft is a pry part 32 in this embodiment. When the pry bar is included in the tool grip 10 The energy pin is the state of the adjustment state of the present invention before adjustment. The handle 10 protruding from the figure holder has a proper distance of 20 and the positioning member 21 is inclined.

1222917

The surface 25 is snapped into the engaging portion 31 of the tool head 30, so it is in a latched state, and the guard head 3G cannot be pulled out in this state, and the tool head 30 is convex. The longer the distance, and the length of the tool structure is extended accordingly, it can be performed on the workpieces that are far away; as shown in the fourth figure, it indicates the state of releasing the latch, as shown in the view, When the switching lever 23 is pushed to move toward the first end, the two positioning systems are slid upward from the inclined surface 25 of the cutout 24 to the bottom of the cutout 24 so that the second positioning member 21 does not protrude from the hole 14. And it is no longer locked in the tool head 3〇 ^: the joint 31, and the locked state can be released, so that the tool can slide axially relative to the combined space. As shown in the figure, when the tool head 30 is adjusted inward to an appropriate position and the switch 23 is released for elastic return, the two positioning members 21 are returned to be locked on the engaging portion 31 ′ of the tool 30 to enable the tool. The first 30 repositioners.

Please refer to FIG. 6 again, which is a plan view of another preferred embodiment of the present invention. Referring to the figure, it is revealed that a tool grip 40 is provided, and the tool grip 40 has a first end and a second end. The second end is a holding part ", and the first end is laterally provided. There is a combination space 42 and an accommodation space 43. The fixing device 20 can be disposed in the accommodation space 43 except that the structural composition and the use technology are the same as those of the previous embodiment, and are not described herein again; In this embodiment, the tool head 30 can be implemented as a chisel rod ', and the chisel rod is also provided with a plurality of continuous engaging parts 3 on the rod body, and the tool head 30 can be slid on In the combining space 42, the positioning part 21 bis of the positioning device 21 is used to snap into the engaging portion 31 to position the tool head 30.

Page 9 UZ2917

With 1 · Pressing the cutting head can be used to change the tool when the rod is changed, and can be lightly realized 2 · Due to the interval setting) Adjusting the job as described on the workplace can be concluded that the present invention has the following Advantages: The "tool combination fixing device" is described, in which, when the user or the user slides the two positioning members to the bottom of the incision, the combination space of the tool tool grip axially slides and releases the ς These two positioning parts can be snapped back into the engaging part of the tool head and positioned at the position set by the user; therefore, it can be known that ^ can control its latch between the pressing and releasing state of the switch lever and No χ It is easy and simple to control the axial sliding of the tool head. Therefore, this is a very progressive design.

According to the present invention, the "tool combined fixing device", wherein the tool head is provided with a plurality of continuous engaging portions, so the user can be fine (the axial displacement of the micro-head is so that the present invention can be applied to more It is a designer with great industrial applicability. The present invention has been described by the detailed drawings of the best embodiment. Those skilled in the art can derive many changes from the best embodiment without having to memorize the present invention. Scope. Therefore, the preferred embodiment does not limit the scope of the invention. The scope of the invention is defined in the scope of patent application. Ν

Page 10 # 1222917 Brief description of the drawings [Brief description of the drawings The first figure, the second figure, the third figure, the fourth figure, the fifth figure, and the sixth figure are the three-dimensional appearance of the present invention; the three-dimensional exploded view of the present invention; The schematic diagram of the adjustment state of the present invention (1) The schematic diagram of the adjustment state of the present invention (2) The schematic diagram of the adjustment state of the present invention (3) The plan view of another preferred embodiment of the present invention is US Patent No. 5 934 384 case. # Brief description of the component symbols 10 Tool grip 1 3 Receiving space 20 Fixing device 23 Switch lever 30 Tool head 40 Tool grip 43 Receiving space 11 Combining space 14 Hole 2 1 Positioning member 24 Cutout 31 Engaging portion 41 Holding Part 1 2 Adjusting part 15 Groove 22 Elastomer 25 Bevel 32 Pry part 42 Joint space

Page 11

Claims (1)

1222917 · A tool combination fixing device, which includes: The combination = ΐ ΐ handle, one end is provided with a combination space and an accommodation space, a hole is provided between the second workshop and the accommodation space; there is an inclined ΐΓΐ bar, It is a positioning member that is telescopically provided in the accommodation space and has a π corresponding hole on the shaft; a joint; a head; it is slidably installed in the combination space and has a card corresponding to the hole ϋ 搂 Controlling the displacement of the switching lever in the accommodating space enables the positioning command to be inserted into the engaging portion of the tool head so that the tool head can be quickly disassembled from or positioned at a predetermined position. As described in item 1 of the scope of the patent application, the tool combination fixture 2 has a first end and a second end, the second end has a groove and the first end is axial. Those who have the combination space and accommodation space. I 3. The tool binding fixture as described in item 2 of the scope of the patent application, 'wherein the outer diameter of one end of the tool grip is greater than the outer diameter of the body of the grip, and is thus formed as an adjustment portion, and the capacity The placement space is disposed axially on the adjustment portion and parallel to the coupling space. 4. The tool-and-fixing device described in item 2 of the scope of the patent application, wherein the groove is provided for a tool head setter. 5. The tool combination fixing device as described in item 4 of the scope of patent application, wherein the groove can be hexagonal, and the tool head is a hexagonal tool master. 0. As described in item i of the scope of patent application Tool combined fixture Page 1222917 6. Scope of Patent Application ", wherein the tool grip has a first end and a second end, the second end is a holding portion, and the first end is provided with the combining space horizontally And if the space is applied for, the elastic body is between the holes of the elastic body. If you apply for the engaging part of the positioning part on the side of the special incision • If you apply for the engaging part 7 ·, where the space is 8 ·, where the incision and 9 · 'where the displacement is, the position of the tool head is 10, Which of them. 11 sets, 12 sets of which, 13 sets, of which the profit range can be set to stop the profit range. The range of the Lee Fan Garden is inclined and can be concave in the 0 patent series. • If the patent application is applied, the positioning member can be • Such as For patent application, the tool head may be • If the patent application is for the tool head described in item 1, the fixing device is an elastic body, and the switch lever is included in the accommodation block outside the accommodation space without being included. By. The tool-and-fixing device described in item 1 is provided with a cutout, and the positioning member is provided with the tool-and-fixing device surface described in item 8. The switching lever is reciprocated to move on the inclined surface in the accommodation space to selectively The tool described in item 1 of the enclosure is combined with a fixed installation recess, and the recess is used for a positioning member to be engaged with the tool described in item 1 of the enclosure and fixedly installed a steel ball. A pry bar is fixedly attached to the tool described in item 1. The tool described in item 1 is combined with a chisel for fixing the skirt. Page 13