TWM633844U - Tool head structure that can be replaced rapidly - Google Patents

Abstract

A tool head structure that can be quickly replaced. A non-circular socket hole is provided at the shaft center of the handle of the Ute finger tool, and a positioning hole is provided at the radial portion of the socket hole for positioning a tool head. For the purpose, the tool head is provided with a sleeve portion corresponding to the socket hole, and the socket portion is provided with a receiving groove corresponding to the positioning hole, and the receiving groove can accommodate an elastic element and a steel ball. A lip is stamped on the periphery of the top of the accommodating groove to restrict the steel ball, so that the part of the steel ball is exposed to the accommodating groove by the elastic force of the elastic element, and is elastically engaged with the handle. The purpose of the positioning hole is to provide users with the ability to quickly replace various tool heads according to actual needs, such as: ring wrench, ratchet wrench, open-end wrench, L-shaped wrench, socket wrench or hexagonal wrench, etc., which is its characteristic feature.

Description

Tool head structure can be replaced quickly

This creation can quickly replace the tool head structure, and is mainly applied to the technology that can quickly replace various functional tool heads.

There are many kinds of traditional hand tools, too numerous to enumerate, such as: ring wrench, ratchet wrench, open-end wrench, L-shaped wrench, socket wrench or hexagonal wrench, etc., and even various types of screwdriver heads, among which: the Hand tools are designed with different structures in response to different uses. The above-mentioned traditional hand tools are all equipped with a handle for the user to hold and apply force. Therefore, the whole can be integrated into a long rod shape. Easy to operate.

In view of the fact that the above-mentioned various forms of tool heads have the characteristics of sharing the handle part, the industry has long released a replacement tool set with a handle part and various tool heads; in this way, not only can the storage space be reduced, but also It can also reduce the cost and selling price, so as to match a tool set with more functions.

However, the most common replacement tool set in the market today requires attention to the clamping structure between the handle and the tool head. The clamping structure needs to be quickly disassembled and replaced with various types of tool heads, so In addition to the most basic loading and unloading functions, it also needs to have good structural stability and a design that is convenient to use; the earliest tool head and handle are interlocked with internal and external threads; however, this The strength of the locking structure The stability and stability are not ideal, and after repeated loading and unloading for a period of time, the internal and external thread locks are prone to deformation or chipping and cannot be used, the service life is short, and they cannot be replaced quickly. There are existing problems and deficiencies that have yet to be overcome.

The author is currently engaged in the manufacture and design of related products, and has accumulated many years of practical experience and experience. Aiming at the existing problems and deficiencies of the traditional replaceable tool sets, he actively invests in the spirit of innovation and improvement, and the completed ones can be quickly replaced. Tool head structure.

The technical means used to solve the problem and the effect compared with the previous technology are: a non-circular socket hole is provided at the axis of one end of the handle of the hand tool, and a positioning hole is provided at the radial portion of the socket hole , as the purpose of positioning a tool head, the tool head is provided with a socket part corresponding to the socket hole, and the socket part is provided with a receiving groove corresponding to the positioning hole, and the receiving groove can accommodate a The elastic element and a steel ball are punched with a lip at the top of the accommodation groove to restrict the steel ball, so that the part of the steel ball is exposed to the accommodation groove by the elastic force of the elastic element, as an elastic clamp It is suitable for the positioning hole of the handle, so that users can quickly replace various tool heads according to actual needs, such as: ring wrench, ratchet wrench, open-end wrench, L-shaped wrench, socket wrench or hexagonal wrench, etc. Those who have the effect of enhancing their main purpose.

10: handle

11: Grip

12: socket hole

13: Positioning hole

20: First tool head

21: Socket

22: storage tank

23: lip

30: The second tool head

31: Socket

40: The third tool head

50: The fourth tool head

51: Socket

50′: Fifth tool head

60: Sixth tool head

61: Fitting groove

62: Hex screwdriver head

63: Hex screwdriver head

70: The seventh tool head

71: Fitting groove

72: drive head

73: drive head

74: Socket

80: sleeve

81: Hexagonal hole

90: sleeve

91: square hole

S: Elastic element

R: steel ball

The first picture: This creation is replaced by a three-dimensional exploded schematic diagram of a hexagonal wrench.

The second picture is a three-dimensional exploded schematic diagram of this creation replaced with a hexagonal wrench.

The third picture: This original creation is replaced with a hexagonal wrench section combination and a partially enlarged schematic diagram.

Figure 4: This is a three-dimensional assembly diagram of this creation where the hexagonal wrench is replaced by a ratchet wrench.

Figure 5: This is a schematic diagram of the three-dimensional combination of this creation replaced with a ratchet wrench.

Figure 6: It is a three-dimensional combination diagram of this creation replaced with an open-end wrench.

Picture 7: A three-dimensional assembly schematic diagram of this creation replaced with a ring wrench.

Figure 8: This is a three-dimensional schematic diagram of this creation replaced with a ratchet ring wrench.

Figure 9: A three-dimensional combination and partially enlarged schematic diagram of this creation replaced by a hexagonal ratchet wrench and a hexagonal screwdriver head.

Figure 10: This is a three-dimensional assembly schematic diagram of replacing different hexagonal screwdriver heads with a hexagonal ratchet wrench.

Figure 11: This is a three-dimensional assembly diagram of this creation replaced with a socket wrench.

Figure 12: This is a three-dimensional exploded schematic diagram of replacing different sockets with a socket wrench.

In order to make it easy for those skilled in this art to understand the structure of this creation and the functional benefits that can be achieved, a specific embodiment is listed hereby, and it is described in detail with the drawings as follows:

A tool head structure that can be quickly replaced, please refer to the first and second pictures: the three-dimensional combination and three-dimensional decomposition diagram of this creation replaced by a hexagonal wrench. As shown in the third picture: a cross-section combination and a partially enlarged schematic diagram of this creation replaced by a hexagonal wrench. Mainly: the hand tool is composed of a handle 10 and a first tool head 20, wherein:

The outside of one end of the handle 10 is provided with a grip portion 11, the grip portion 11 is a handle made of plastic material or an iron handle (extended relay rod) made of metal embossing, as a convenience for the user. For holding purposes, the shaft center at the other end of the handle 10 is provided with a A non-circular socket hole 12 such as a square or rectangular shape, a positioning hole 13 is provided at a radial position of the socket hole 12 for positioning the first tool head 20;

The form of the first tool head 20 is not limited, and it is a hexagonal wrench shown in the figure. The first tool head 20 is provided with a non-circular shape such as a square or a rectangle corresponding to the socket hole 12 of the handle 10. The socket part 21, the shape and size of the socket part 21 are equivalent to the shape and size of the socket hole 12, the length of the socket part 21 is equivalent to the depth of the socket hole 12, so that the socket part 21 When socketed in the socket hole 12, the non-circular contact surface such as square or rectangular can be used to enhance and meet the required torque requirements. The socket part 21 is provided corresponding to the positioning hole 13. There is a containing groove 22, which can accommodate an elastic element S and a steel ball R, and a lip 23 is stamped on the periphery of the top of the containing groove 22, as a usefulness for restricting the steel ball R, so that the A part of the steel ball R is exposed to the accommodating groove 22 by the elastic force of the elastic element S, and is used for being elastically engaged with the positioning hole 13 of the handle 10 .

The creation of the combination of the above-mentioned components is to provide a quick replaceable tool head structure. In actual operation and application:

Please refer to the fourth picture: a three-dimensional assembly diagram of this creation where the hexagonal wrench is replaced by a ratchet wrench. As shown in the fifth picture: a three-dimensional combination diagram of this creation replaced by a ratchet wrench. The quick-replaceable tool head structure provided by this creation allows users to quickly replace various tool heads according to actual needs, for example: pull out the first tool head 20 of the hexagonal wrench directly, and then pull out the second tool head of the ratchet wrench The socket part 31 of 30 is inserted into the socket hole 12, so that the part of the steel ball R is exposed to the outside by the elastic force of the elastic element S. It is elastically engaged in the positioning hole 13 of the handle 10 to achieve the purpose of quickly replacing the second tool head 30 with a ratchet wrench.

Please refer to the sixth picture: a three-dimensional combination diagram of this creation replaced by an open-end wrench. The quick-replaceable tool head structure provided by this creation allows users to quickly replace various tool heads according to actual needs, for example: directly pull out the first tool head 20 of the hexagonal wrench, and then insert and replace it with the third tool head of the open-end wrench The tool head 40 allows the part of the steel ball R to be exposed to the outside by the elastic force of the elastic element S and is directly elastically engaged in the positioning hole 13 of the handle 10, so as to quickly replace the third tool head 40 with an open-end wrench purpose.

Please refer to the seventh picture: the three-dimensional assembly diagram of this creation replaced with a ring wrench. The quick-replaceable tool head structure provided by this creation allows users to quickly replace various tool heads according to actual needs, for example: pull out the first tool head 20 of the hexagonal wrench directly, and then pull out the fourth tool head of the torx wrench The socket part 51 of 50 is inserted into the socket hole 12, and the part of the steel ball R is exposed to the outside by the elastic force of the elastic element S, and is directly elastically engaged in the positioning hole 13 of the handle 10, so as to achieve rapid replacement. The purpose of the fourth tool head 50 of the Torx wrench.

Please refer to the eighth picture: a schematic diagram of the three-dimensional combination of this creation replaced with a ratchet ring wrench. The quick-replaceable tool head structure provided by this creation allows users to quickly replace various tool heads according to actual needs, for example: insert the fifth tool head 50' of the ratchet ring wrench into the sleeve hole 12, so that the The part of the steel ball R utilizes the elastic force of the elastic element S to be exposed outwards and is directly elastically engaged in the positioning hole 13 of the handle 10 to reach To the purpose of quickly replacing the fifth tool head 50' with a ratcheting ring wrench.

Please refer to Figure 9: a three-dimensional combination and partially enlarged schematic diagram of this creation replaced by a hexagonal ratchet wrench and a hexagonal screwdriver head. As shown in Figure 10: This is a three-dimensional assembly schematic diagram of replacing different hexagonal screwdriver heads with a hexagonal ratchet wrench. The quick-replaceable tool head structure provided by this creation allows users to quickly replace various tool heads according to actual needs, for example: directly pull out the first tool head 20 of the hexagonal wrench, and then insert and replace it with the second tool head of the hexagonal ratchet wrench The six tool heads 60 allow the part of the steel ball R to be exposed to the outside by the elastic force of the elastic element S and directly elastically snap into the positioning hole 13 of the handle 10, so as to quickly replace the sixth tool head with a hexagonal ratchet wrench The purpose of 60, the sixth tool head 60 of the hexagonal ratchet wrench is provided with a hexagonal fitting groove 61, which is used for socketing of hexagonal screwdriver heads 62, 63 with different specifications, different sizes and different functions.

Please refer to Figure 11: a three-dimensional assembly schematic diagram of this creation replaced with a socket wrench. As shown in the twelfth picture: a three-dimensional exploded schematic diagram of replacing different sockets with a socket wrench in this creation. The quick-replaceable tool head structure provided by this creation allows users to quickly replace various tool heads according to actual needs, for example: directly pull out the first tool head 20 of the hexagonal wrench, and then insert and replace it with the second tool head of the socket wrench The seven tool heads 70 allow the part of the steel ball R to be exposed to the outside by the elastic force of the elastic element S and directly elastically snap into the positioning hole 13 of the handle 10, so as to quickly replace the seventh tool head with a socket wrench 70, the seventh tool head 70 of the socket wrench is provided with a hexagonal fitting groove 71, which is used for socketing the hexagonal driving head 72, and the driving head 72 can be used for socketing a sleeve 80 , the center of the sleeve 80 is provided with a hexagonal hexagonal hole 81, which is used as a hexagonal screw socket For use, the other hexagonal drive head 73 is provided with a square socket portion 74, which is used as a socket to replace another sleeve 90. The center of the sleeve 90 is provided with a square hole 91, It is used for socketing square screws.

Based on the above, this creation is to provide a quick-replaceable tool head structure. After the actual production and repeated operation tests by the creator, it is confirmed that the expected functional benefits of this creation can indeed be achieved. The first creation without knowledge has industrial use value, and it has indeed met the essentials of utility and progress of the utility model patent. According to the provisions of the Patent Law, an application for the utility model patent is filed with the Jun Bureau.

10: handle

11: Grip

12: socket hole

13: Positioning hole

20: First tool head

21: Socket

30: The second tool head

31: Socket

R: steel ball

Claims (9)

A quick-replaceable tool head structure, mainly in that: the hand tool is composed of a handle and a tool head, wherein: The outside of one end of the handle is socketed with a gripping portion, and the axis of the other end of the handle is provided with a non-circular socket hole, and a positioning hole is provided in the radial direction of the socket hole as a positioning the tool head for; The tool head is provided with a socket corresponding to the socket hole of the handle. The shape and size of the socket are equivalent to the shape and size of the socket hole. There is an accommodation groove, which can accommodate an elastic element and a steel ball, and a lip is stamped on the outer periphery of the top of the accommodation groove to limit the steel ball, so that the steel ball can be partially utilized by the elastic element The elastic force is exposed outward in the receiving groove, and is used for elastically engaging with the positioning hole of the handle. The quick replaceable tool head structure as described in Claim 1, wherein: the holding part is made of plastic material. The quick-replaceable tool head structure as described in claim 1, wherein: the holding part is made of metal embossing. The quick replaceable tool head structure as described in Claim 1, wherein: the tool head is a torx wrench. The quick-replaceable tool head structure as described in Claim 1, wherein: the tool head is an open-ended wrench. The tool head structure can be quickly replaced as described in request item 1, wherein: the tool head is Hex wrench. The quick replaceable tool head structure as described in Claim 1, wherein: the tool head is a ratchet wrench. The quick replaceable tool head structure as described in Claim 1, wherein: the tool head is a socket wrench. The quick-replaceable tool head structure as described in Claim 1, wherein: the tool head is an L-shaped wrench.

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