TW202218813A - Hand tool fitting part structure which can be fitted with three different specifications of screw elements and has expansibility and practicability - Google Patents

Abstract

The present invention relates to a hand tool fitting part structure, which comprises: a main body provided with a fitting part; the fitting part includes a plurality of first concave portions, a plurality of second concave portions and a plurality of clamping edges; each first concave portion is in the shape of two concave grooves; each second concave portion includes two first arc surfaces and a second arc surface; the clamping edge is in a flat shape, each clamping edge is arranged between each two second concave portions, and the first concave portion is located within the range of the clamping edge; the six clamping edges form a hexagon, the center of the hexagon is formed with a central axis, and the hexagon is provided with six edge surfaces to coincide and align with each clamping edge; a third screw element is provided with a plurality of protruding ribs, the plurality of protruding ribs are arranged in a ring shape, the number of the protruding ribs is six, and each protruding rib is accommodated in the second concave portion.

Description

Hand tool fitting structure

The present invention is related to a hand tool sleeve structure, especially a hand tool sleeve structure, the sleeve part is provided with the second recess, so that the sleeve part is used for the first screw, the The second screwing part and the third screwing part are compatible and nested, the nesting part can be nested with three different specifications of screwing parts, and the structure of the hand tool nesting part is expandable and practical .

According to our previous knowledge, the conventional hand tool fitting structure is also the patent case we applied for, US Patent No. US10596685B2, Taiwan Patent Application No.: 106214223, Certificate No.: M554037, Patent Name: Hand Tool Fitting Part The structure of the patent case is: a hand tool fitting structure, which includes: a main body 10, the appearance of the main body 10 is a cylindrical body, and one end of the main body 10 is provided with a fitting part 11, the The fitting portion 11 is in the shape of a hexagonal groove; the fitting portion 11 includes a plurality of ratchet teeth 13, a plurality of arc concave portions 14 and a plurality of clamping edges 15, the plurality of ratchet teeth 13, the plurality of arc concave portions 14 and the plurality of The clamping edges 15 are arranged in a spaced ring, the ratchet teeth 13 and the arc recesses 14 are six, and the number of the clamping edges 15 is also six; each ratchet tooth 13 is in the shape of a plurality of concave grooves , each ratchet 13 is in the shape of a triangular groove, at least one ratchet 13 is arranged between every two arc recesses 14, and a clamping edge 15 is arranged between every two arc recesses 14, the ratchet 13 is The number of the ratchet teeth 13 on each clamping edge 15 is two, and the circular arc concave portion 14 is provided at the two ends of each clamping edge 15, The length of the clamping edge 15 is the first length 16. The length of the ratchet tooth 13 is the second length 17; the sleeve portion 11 of the main body 10 forms a hexagon 20, the center of the hexagon 20 is provided with a central axis 21, and the hexagon 20 Each side is an edge 22, the number of the edge 22 is six, each edge 22 is opposite to each clamping edge 15, the length of the edge 22 is the third length 23, the first A length 16 is between 0.5 and 0.65 of the third length 23 , and the center of each arc recess 14 is located on the connecting line between the central axis 21 and the corner end of the hexagon 20 .

However, the lack of this conventional hand tool fitting structure lies in:

As shown in Figure 3 of the Taiwan Gazette, the fitting portion 11 can be used for fitting the screw element 30 , and each corner end 31 of the screw element 30 is located within the range of each arc recess 14 , when the screw 30 is rotated, each corner end 31 can be prevented from being worn, but the fitting portion 11 can only be fitted with the screw 30 of a single specification and size, and is generally a metric screw. 30, that is, not scalable and practical.

In view of the above-mentioned deficiency of the conventional structure, the inventor of the present invention has finally developed a product with a hand tool fitting structure which can solve the disadvantages of the conventional structure with years of experience in manufacturing, production and design in related industries.

In the conventional hand tool fitting portion structure, the fitting portion can only be fitted with the screw fitting of a single size, that is, it has no expandability and practicability. In the hand tool fitting part structure of the present invention, the fitting part is provided with the second concave part, so that the fitting part is used for the first screwing part, the second screwing part and the third screwing part Compatible with fittings, the fitting part can be used for three different specifications of screw fittings to fit together, the structure of the hand tool fitting part is extensible and practical sex.

A hand tool fitting part structure, which comprises: a system is provided with a fitting part; the fitting part comprises a plurality of first concave parts, a plurality of second concave parts and a plurality of clamping edges; each first concave part is in the shape of a two concave grooves; each second concave part includes two first arc surfaces and a second arc surface; the clamping edge is flat, and each clamping edge is arranged between every two second concave parts , the first concave part is set in the range of the clamping edge; the six clamping edges form a hexagon, the center of the hexagon is provided with a central axis, and the hexagon is provided with six side surfaces The third screw is provided with a plurality of protruding ribs, the plurality of protruding ribs are arranged in a ring shape, the number of the protruding ribs is six, and each protruding rib is The anchorage is arranged in the second concave portion.

The sleeve part is provided with the second concave part, so that the sleeve part is used for the first screw element, the second screw part and the third screw part to be accommodated and sleeved, and the sleeve part is Three different specifications of screw fittings can be fitted together, which is expandable and practical. Each first corner end is located in the range of each second concave portion, each second corner end is also located in the range of each second concave portion, and each convex rib is also located in the range of each second concave portion. It is available for the first screw element, the second screw element and the third screw element to fit together. The second concave portion is provided with the first arc surface, the second arc surface and the second angle, so that the second concave portion can accommodate the protruding rib and has a multi-operation expandability.

In order to make the committee members and those skilled in the art fully understand the effect of the present invention, the structure and composition of the present invention are explained in the following in conjunction with the drawings and drawing numbers, but the following descriptions are only used to explain the implementation of the present invention For example, it is not intended to limit the present invention in any form, so any modifications made under the spirit of the present invention should still belong to the present invention. scope of protection.

10: Ontology

11: Fitting department

12: Drive Department

121: Penetrating Sleeve

122: Wrench

123: Ratchet

124: The first slider

125: Second slider

126: Universal joint

13: The first recess

131: Recessed groove

132: First lead angle

133: First Angle

134: Second lead angle

135: Third lead angle

14: Second recess

141: The first arc

142: The second arc

143: Fourth lead angle

15: Card edge

16: First length

17: Second length

171: First Height

18: Second Angle

20: Hexagon

21: Central axis

22: side face

23: Third length

24: Vertical Line

25: Fourth length

26: First Intersection

30: The first screw joint

31: The first side

32: First corner end

40: Second screw joint

41: Second side face

42: Second corner end

50: The third screw

51: Ribs

Fig. 1 is a perspective view of the structure of the hand tool sleeve of the present invention.

Fig. 2 is a front view of the structure of the hand tool sleeve of the present invention.

Fig. 3 is an enlarged view of part A of Fig. 2 of the present invention.

Fig. 4 is a front view of the present invention when the first screwing member is sleeved.

Fig. 5 is a front view of the present invention when the second screwing member is sheathed.

Fig. 6 is a front view of the present invention when the third screw element is sleeved.

FIG. 7 is a perspective view of the second embodiment of the present invention.

FIG. 8 is a perspective view of the third embodiment of the present invention.

FIG. 9 is a perspective view of a fourth embodiment of the present invention.

FIG. 10 is a perspective view of a fifth embodiment of the present invention.

FIG. 11 is a perspective view of the sixth embodiment of the present invention.

FIG. 12 is a perspective view of a seventh embodiment of the present invention.

Figure 13 is a top view of the eighth embodiment of the present invention.

Fig. 14 is an enlarged view of part B of Fig. 13 of the present invention.

FIG. 15 is a perspective view of the ninth embodiment of the present invention.

FIG. 16 is a perspective view of the tenth embodiment of the present invention.

FIG. 17 is a perspective view of the eleventh embodiment of the present invention.

FIG. 18 is a perspective view of the twelfth embodiment of the present invention.

Fig. 19 is a front view of the thirteenth embodiment of the present invention.

Fig. 20 is an enlarged view of part A of Fig. 19 of the present invention.

First, please refer to FIG. 1 to FIG. 3 , FIG. 1 is a perspective view of the structure of the hand tool fitting part of the present invention, FIG. 2 is a front view of the structure of the hand tool fitting part of the present invention, and FIG. Enlarged view, the present invention relates to a hand tool fitting structure, which includes:

A main body 10, the appearance of the main body 10 is cylindrical, the main body 10 is a sleeve, one end of the main body 10 is provided with a fitting part 11, the fitting part 11 is in the shape of a hexagonal groove, the The other end of the main body 10 is provided with a driving part 12 in the shape of a quadrangular slot, and the driving part 12 can be used for another hand tool to fit together;

The fitting portion 11 includes a plurality of first concave portions 13 , a plurality of second concave portions 14 and a plurality of clamping edges 15 . The plurality of first concave portions 13 , the plurality of second concave portions 14 and the plurality of clamping edges 15 are spaced rings The number of the first concave portion 13, the second concave portion 14 and the clamping edge 15 is six;

Each first concave portion 13 is in the shape of two concave grooves 131 , each concave groove 131 is in the shape of a triangular groove, each concave groove 131 is in the shape of an equilateral triangular groove, and there is no space between the two concave grooves 131 . The distances are arranged in a straight line, a first chamfer 132 is formed between the two concave grooves 131 , the first chamfer 132 is in the shape of a rounded corner, and the two sides of each concave groove 131 have a first angle between the two sides. 133, the first angle 133 is equal to ninety degrees or close to ninety degrees, and the bottom of each recessed groove 131 has a second lead angle 134, that is, each first recess 13 has two second lead angles 134. Each first chamfer 132 is disposed between every two second chamfers 134, the second chamfers 134 are rounded, and the second chamfers 134 are rounded. The dimensions of the two chamfers 132 and the first chamfer 131 are the same or similar, and each of the two ends of each first recess 13 has a third chamfer 135 , and the third chamfer 135 is a rounded chamfer The dimensions of the third chamfer 135 and the first chamfer 131 are the same or similar, and at least one first concave portion 13 is provided between every two second concave portions 14;

Each second recess 14 includes two first arc surfaces 141 and a second arc surface 142 , each second arc surface 142 is disposed between every two first arc surfaces 141 , and the two first arc surfaces 141 are opposite to each other The second arc surface 142 is symmetrical, and the connection between each first arc surface 141 and each second arc surface 142 has a fourth chamfer 143 , and the fourth chamfer 143 is a rounded corner shape;

The clamping edge 15 is flat, each clamping edge 15 is arranged between every two second recesses 14 , the first recess 13 is located within the range of the clamping edge 15 , and each clamping edge 15 The number of the first concave portion 13 on the side 15 is one, each second concave portion 14 is provided at two ends of each clamping side 15, and each clamping side 15 is provided in a second concave portion thereof Between one of the first arc surfaces 141 of the 14 and the other first arc surface 141 of the other second recess 14, each clamping edge 15 is tangent to each first arc surface 141;

The length of the clamping edge 15 is a first length 16 , the length of the first recess 13 including the two third chamfers 135 is a second length 17 , and the second length 17 is not tied to or close to the first length 17 . One half of a length of 16, the maximum height between each concave groove 131 and the clamping edge 15 is a first height 171 , that is, the distance between the second chamfer 134 and the clamping edge 15 With the first height 171, the opening angle of the ends of the two first arc surfaces 141 relative to the axis of the main body 10 is a second angle 18, and the second angle 18 is less than or close to 30 degrees, or the second angle 18 is less than or close to 25 degrees;

The six clamping edges 15 form a hexagon 20, and the center of the hexagon 20 is A central axis 21 is provided, the center of each second arc surface 142 is set on the central axis 21 , the hexagon 20 is provided with six side surfaces 22 , and each side surface 22 is aligned with each clamping edge 15 Coincidence and alignment, the length of each side surface 22 is a third length 23, the first length 16 is between 0.5 and 0.6 of the third length 23, and the central axis 21 has a vertical line 24. The center of the first chamfer 132 is located on the vertical line 24, the distance between the two parallel sides 22 is a fourth length 25, and the first height 171 is the fourth length 25 The first height 171 is between 0.03 and 35 of the fourth length 25, and the two adjacent sides 22 have A first intersection 26, each second arc 142 coincides with each first intersection 26, or the second arc 412 is close to the first intersection 26, or the second arc 412 is located approximately at the first intersection 26 Outside the first intersection 26 .

Please continue to refer to FIG. 4 . FIG. 4 is a front view of the present invention when the first threaded member 30 is engaged with the first threaded member 30 . It can be clearly shown from the figure that the engaging portion 11 is used for the first threaded member 30 to engage with To accommodate the nesting, each first side surface 31 is clamped with each clamping edge 15 , and each first corner end 32 is located within the range of each second recess 14 . When the sleeve portion 11 rotates the first screw member 30, the wear to each first corner end 32 can be avoided. The first screw member 30 is a metric screw member.

Please continue to refer to FIG. 5 . FIG. 5 is a front view of the present invention when the second threaded member 40 is engaged with the second threaded member 40 . It can be clearly shown from the figure that the engaging portion 11 is used for the second threaded member 40 to be compatible. In the case of nesting, each second side surface 41 abuts against each first arc surface 141, or each second side surface 41 abuts against each clamping edge 15, and each second corner end 42 Located within the range of each second concave portion 14 , the specifications of the second screw element 40 and the first screw element 30 are different, and the second screw element 40 is an inch screw element.

Please continue to refer to FIG. 6 . FIG. 6 is a front view of the present invention when the third screw joint 50 is assembled. It can be clearly shown from the figure that the third screw joint 50 is a star screw joint, that is, the third screw joint 50 is a star screw joint. The third screw joint 50 is the screw joint of E-type specification, the third screw joint 50 is provided with a plurality of protruding ribs 51 , the plurality of protruding ribs 51 are arranged in a ring shape, and the number of the protruding ribs 51 There are six, each convex rib 51 is accommodated within the range of the second concave portion 14 , and the side surface of each convex rib 51 abuts against each first arc surface 141 .

Please refer to FIG. 7 . FIG. 7 is a perspective view of a second embodiment of the present invention. The main body 10 is a structure of a penetrating sleeve 121 .

Please refer to FIG. 8 . FIG. 8 is a perspective view of the third embodiment of the present invention. The main body 10 is a structure of a Torx wrench 122 .

Please refer to FIG. 9 , which is a perspective view of a fourth embodiment of the present invention. The main body 10 is a ratchet 123 structure.

Please refer to FIG. 10 . FIG. 10 is a perspective view of a fifth embodiment of the present invention. The main body 10 is a structure of a first sliding rod 124 .

Please refer to FIG. 11 . FIG. 11 is a perspective view of a sixth embodiment of the present invention, which can be clearly shown. In this embodiment, the body 10 is a second sliding rod 125 of a universal joint.

Please continue to refer to FIG. 12 . FIG. 12 is a perspective view of a seventh embodiment of the present invention, which can be clearly shown. In this embodiment, the body 10 is a floating joint or a universal joint 126 structure.

Please refer to FIG. 13 and FIG. 14 , FIG. 13 is a top view of the eighth embodiment of the present invention, and FIG. 14 is an enlarged view of B of FIG. 13 of the present invention, the main body 10 is a composite wrench structure, the The fitting portion 11 is an open-end wrench structure.

Please continue to refer to FIG. 15 . FIG. 15 is a perspective view of the ninth embodiment of the present invention. It can be clearly shown from the figure that the main body 10 is fitted with a hexagonal rod, and the hexagonal rod is connected to the fitting portion 11 . keep away.

Please refer to FIG. 16 . FIG. 16 is a perspective view of a tenth embodiment of the present invention. In this embodiment, one end of the main body 10 is integrally formed with a hexagonal rod, and the hexagonal rod is separated from the sleeve portion 11 .

Please refer to FIG. 17. FIG. 17 is a three-dimensional view of an eleventh embodiment of the present invention, which can be clearly shown. In this embodiment, the main body 10 is a sleeve structure, and the outer peripheral surface of the main body 10 is a sleeve structure. The ring is provided with an embossed portion, and a ring groove is formed on the outer peripheral surface of the main body 10 close to the driving portion 12 .

Please refer to FIG. 18 . FIG. 18 is a three-dimensional view of a twelfth embodiment of the present invention, which can be clearly shown. In this embodiment, the main body 10 is a sleeve structure, and the outer peripheral surface of the main body 10 is a sleeve structure. The ring is provided with an embossed portion, and a ring groove is formed on the outer peripheral surface of the main body 10 close to the driving portion 12 .

Please continue to refer to FIG. 19 and FIG. 20. FIG. 19 is a front view of the thirteenth embodiment of the present invention, and FIG. 20 is an enlarged view of part A of FIG. 19 of the present invention. The two first arc surfaces 141 of the concave portion 14 form a circle, and the first intersection 26 is located within the range of the circle.

The advantages of the hand tool fitting structure of the present invention are:

1. Please refer to FIG. 4 to FIG. 6 , the fitting portion 11 is provided with the second concave portion 14 , so that the fitting portion 11 is used for the first screwing member 30 and the second screwing member 40 and the third screw element 50 is compatible with the sleeve In combination, the fitting portion 11 can be used for fitting of three different specifications of screw elements, which is expandable and practical.

2. Each first corner end 32 is located within the range of each second concave portion 14, each second corner end 42 is also located within the range of each second concave portion 14, and each convex rib 51 is also located within each second concave portion Within the range of 14, the fitting portion 11 can be used for the first screwing member 30 , the second screwing member 40 and the third screwing member 50 to be fitted together.

3. The second concave portion 14 is provided with the first arc surface 141, the second arc surface 142, the fourth chamfer 143 and the second angle 18, so that the second concave portion 14 can accommodate the protruding rib 51 and has many expansions of operation.

4. The second arc surface 142 is coincident with the first intersection 26 or the second arc 412 is close to and slightly outside the first intersection 26, so that the main body 10 can retain more thickness, the main body 10 maintain its structural strength.

5. As shown in FIG. 4, the fitting portion 11 can be used for fitting the first screw member 30, and each first corner end 32 is located within the range of each second concave portion 14, and is rotated. At this time, the wear of each first corner end 32 can be avoided.

6. The clamping edge 15 is provided, so that the structure of the main body 10 is similar to that of the conventional hexagonal groove.

Therefore, the structure of the hand tool set part of the present invention has industrial utilization, novelty and progress, and can meet the application requirements of the invention patent, and the application can be filed in accordance with the law.

10: Ontology

11: Fitting department

12: Drive Department

Claims (14)

A hand tool set part structure, which comprises: a main body, one end of the main body is provided with a fitting part, and the fitting part is in the shape of a hexagonal groove; The fitting portion includes a plurality of first concave portions, a plurality of second concave portions and a plurality of clamping edges, and the plurality of first concave portions, the plurality of second concave portions and the plurality of clamping edges are arranged in a spaced annular shape. The number of the concave portion, the second concave portion and the clamping edge is six; Each first concave portion is in the shape of two concave grooves, each concave groove is in the shape of a triangular groove, and the two concave grooves are arranged in a straight line with no spacing distance, and there is a space between the two sides of each concave groove. At the first angle, at least one first recess is arranged between every two second recesses; Each second concave portion includes two first arc surfaces and a second arc surface, each second arc surface is arranged between each two first arc surfaces, and the two first arc surfaces are opposite to the second arc surface is symmetrical; The clamping edge is flat, each clamping edge is set between every two second recesses, the first recess is set within the range of the clamping edge, the first recess on each clamping edge is The number of a concave portion is one, each second concave portion is set at the two ends of each clamping edge, and each clamping edge is set at one of the first arc surfaces of a second concave portion and the other Between the other first arc surfaces of the second concave portion, each clamping edge is tangent to each first arc surface; The length of the locking edge is a first length, the length of the first recess is a second length, and the maximum height between each recessed groove and the locking edge is a first height, that is, the first height. There is the first height between the two chamfers and the clamping edge, and the opening angle of the two first arc ends relative to the axis of the main body is a second angle; The six clamping edges form a hexagon, the center of the hexagon is provided with a central axis, the hexagon is provided with six side surfaces, and each side surface is coincident and aligned with each clamping edge, The length of each side surface is a third length, the central axis system has a vertical line, and the distance between the two parallel side surfaces is a fourth length; The third screw element is provided with a plurality of protruding ribs, the plurality of protruding ribs are arranged in an annular shape, the number of the protruding ribs is six, and each protruding rib is accommodated in the second concave portion. The hand tool fitting structure according to claim 1, wherein the main body is cylindrical in appearance, the main body is a sleeve, and the other end of the main body is provided with a driving part in the shape of a quadrangular groove , the driving part can be fitted with another hand tool. The hand tool fitting structure according to claim 1, wherein each recessed groove is in the shape of an equilateral triangular groove, a first chamfering angle is formed between the two recessed grooves, and the first chamfering angle is in the shape of an equilateral triangle. In the shape of a rounded corner, the first angle is equal to ninety degrees or close to ninety degrees, and the bottom of each concave groove has a second lead angle, that is, each first concave portion has two second lead angles, Each first chamfer is set between every two second chamfers, the second chamfers are rounded, and two ends of each first recess have a third chamfer respectively. The third chamfer is in the shape of a rounded corner, and the center of the first chamfer is located on the vertical line. The hand tool fitting structure according to claim 3, wherein the dimensions of the second chamfer and the first chamfer are the same or close to each other, and the dimensions of the third chamfer and the first chamfer are the same or near. The hand tool sleeve structure according to claim 1, wherein the connection between each first arc surface and each second arc surface has a fourth chamfer, and the fourth chamfer is in the shape of a rounded corner . The hand tool fitting structure of claim 1, wherein the second length is less than or close to half of the first length, and the second angle is less than 30 degrees or close to 30 degrees, or This second angle is less than or close to 25 degrees. The hand tool sleeve structure according to claim 1, wherein the center of each second arc surface is set on the central axis, and the first length is 0.5 to 0.6 of the third length. , the first height is between 0.03 and 0.04 of the fourth length, or the first height is between 0.03 and 35 of the fourth length. The hand tool fitting structure according to claim 1, wherein each second arc surface is coincident with each first intersection, or the second arc is close to the first intersection, or the second arc The face system lies slightly outside this first intersection. The hand tool sleeve structure according to claim 1, wherein the edge surface of each protruding rib is abutted against each first arc surface. The hand tool fitting structure according to claim 1, wherein the body is a penetrating socket structure, or the body is a Torx wrench structure, or the body is a ratchet structure. The hand tool sleeve structure according to claim 1, wherein the body is a first sliding rod structure, or the body is a second sliding rod structure of a universal joint, or the body is a Floating joint or a universal joint structure, or the body is fitted with a hexagonal rod, and the hexagonal rod is far away from the socket, or one end of the body is integrally formed with a hexagonal rod, and the hexagonal rod is connected with the sleeve. The joints are far away from each other. The hand tool fitting part structure according to claim 1, wherein, or the system is a composite wrench structure, and the fitting part is an open-end wrench structure. The hand tool fitting part structure according to claim 1, wherein the main body is a sleeve structure, and an embossing part is provided on the ring on the outer peripheral surface of the main body. The hand tool sleeve structure according to claim 1, wherein each second recess is The two first arc surfaces form a circle, and the first intersection is located within the range of the circle.

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