TWI824670B - Sleeve structure and working tool assembly - Google Patents

Abstract

The present disclosure provides a sleeve structure, which includes a sleeve body, a teeth structure, a stopping structure, an elastic component and a resisting component. The sleeve body has a central axis and includes an opening hole. The teeth structure is disposed around an inner wall of the sleeve body and includes a first groove and a second groove. The stopping structure is disposed around the inner wall of the sleeve body and includes a through hole and an inner surrounding wall. The elastic component is disposed in the first groove and slightly protruded from the first groove. The resisting component is disposed in the second groove and is protruded from the second groove toward a direction of the central axis. Therefore, the clamping effect of the sleeve structure can be improved by the arrangement of the elastic component and the resisting component.

Description

Socket structure and tool assembly

The present invention provides a sleeve structure, and particularly relates to a sleeve structure that can hold a tool piece to form a tool assembly.

With the advancement of science and technology, when operating tools such as screws, users often use sleeve clamping tools to increase the convenience of operation. This causes the tool piece to fall off the sleeve, resulting in a waste of time.

Currently, there are many sockets on the market that are convenient for users to operate, and in order to increase the stability of the socket engagement tool, many accessories have been developed to be used with the socket, but this often increases additional manufacturing costs.

In view of this, how to improve the clamping effect and stability of sleeve clamping tools has become the goal of relevant industry players.

The object of the present invention is to provide a sleeve structure and a tool assembly. Through the arrangement of the elastic member and the contact member, when the tool member is inserted into the sleeve structure, the contact member can block the tool member, and the elastic member can stably hold the tool. parts to improve the clamping effect of the sleeve structure.

One embodiment of the present invention provides a sleeve structure, which includes a sleeve body, a tooth structure, a stop structure, an elastic member and a contact member. The sleeve body has a central axis and includes an opening, which is opened at one end of the sleeve body. The tooth-shaped structure ring is provided on an inner wall of the sleeve body and includes a first groove and a second groove. The first groove and the second groove ring are provided on the tooth-shaped structure, and the first groove is relatively small. The second trench is adjacent to the opening. The stop structure ring is provided on the inner wall of the sleeve body, and the stop structure is further away from the opening than the tooth-like structure. The stop structure includes a through hole and an inner ring wall. The perforation corresponds to the opening and penetrates the inner ring wall. The elastic piece is disposed in the first groove and slightly protrudes from the first groove, and the contact piece is disposed in the second groove and protrudes from the second groove toward the direction of the central axis.

According to the sleeve structure of the aforementioned embodiment, the sleeve body may further include a driving hole, and the driving hole is opened at the other end of the sleeve body.

According to the sleeve structure of the aforementioned embodiment, the elastic member can be a C-shaped ring.

According to the sleeve structure of the aforementioned embodiment, the contact piece can be integrally formed with the sleeve body.

Another embodiment of the present invention provides a tool assembly. The tool assembly includes a sleeve structure and a tool piece. The sleeve structure includes a sleeve body, a tooth structure, a stop structure, an elastic member and a contact member. The sleeve body has a central axis and includes an opening, which is opened at one end of the sleeve body. The tooth-shaped structure ring is provided on an inner wall of the sleeve body and includes a first groove and a second groove. The first groove and the second groove ring are provided on the tooth-shaped structure, and the first groove is relatively small. The second trench is adjacent to the opening. The stop structure ring is provided on the inner wall of the sleeve body, and the stop structure is further away from the opening than the tooth-like structure. The stop structure includes a through hole and an inner ring wall. The perforation corresponds to the opening and penetrates the inner ring wall. The elastic piece is disposed in the first groove and slightly protrudes from the first groove, and the contact piece is disposed in the second groove and protrudes from the second groove toward the direction of the central axis. The tool piece is combined with the sleeve structure and includes a top. The shape of the abutment corresponds to the shape of the tooth-like structure. The width of the top of the top is L1, and the thickness of the top of the top is L2, which satisfies the following conditions: 0.1 ≤ L2/L1 ≤ 0.63.

According to the tool assembly of the aforementioned embodiment, the sleeve body may further include a driving hole, and the driving hole is opened at the other end of the sleeve body.

According to the tool assembly of the aforementioned embodiment, the elastic member can be a C-shaped ring.

According to the tool assembly of the aforementioned embodiment, the abutting member can be integrally formed with the sleeve body.

According to the tool assembly of the aforementioned embodiment, the tool piece may further include a receiving portion, the shape of the receiving portion corresponds to the shape of the through hole of the stopper structure.

According to the tool assembly of the aforementioned embodiment, a distance between the first groove and the second groove may depend on the size of the tool piece.

Thereby, when the tool piece is inserted into the sleeve structure through the opening of the sleeve body, the elastic member can stably clamp the tool piece, and the abutting piece can stop the tool piece, thereby improving the stability of the user when using the sleeve structure.

Several embodiments of the present invention will be described below with reference to the drawings. For the sake of clarity, many practical details will be explained together in the following narrative. However, it will be understood that these practical details should not limit the invention. That is to say, in some embodiments of the present invention, these practical details are not necessary. In addition, in order to simplify the drawings, some commonly used structures and components will be illustrated in a simple schematic manner in the drawings; and repeated components may be represented by the same numbers.

In addition, when an element (or mechanism or module, etc.) is "connected", "disposed" or "coupled" to another element in this article, it may mean that the element is directly connected, directly provided or directly coupled to the other element. , can also mean that an element is indirectly connected, indirectly provided or indirectly coupled to another element, that is, there are other elements between the element and another element. When it is stated that an element is "directly connected", "directly disposed" or "directly coupled" to another element, it means that no other elements are interposed between the said element and the other element. The terms first, second, third, etc. are only used to describe different components or components, and there is no limitation on the component/component itself. Therefore, the first component/component can also be renamed as the second component/component. Moreover, the combination of components/components/mechanisms/modules in this article is not a combination that is generally known, conventional or customary in this field. Whether the components/components/mechanisms/modules themselves are common knowledge cannot be used to determine whether their combination relationship is Easily accomplished by a person of ordinary skill in the technical field.

Please refer to Figures 1, 2 and 3. Figure 1 is a schematic diagram of a sleeve structure 100 according to an embodiment of the present invention, and Figure 2 is a schematic diagram of a sleeve structure according to the embodiment of Figure 1. 100 , Figure 3 shows an exploded view of the sleeve structure 100 according to the embodiment of Figure 1 . As can be seen from Figures 1, 2 and 3, the sleeve structure 100 includes a sleeve body 110, a tooth structure 120, a stop structure 130, an elastic member 140 and a contact member 150.

Specifically, the sleeve body 110 has a central axis X and includes an opening 111 , and the opening 111 is opened at one end of the sleeve body 110 . The tooth-shaped structure 120 is ringed on the inner wall 112 of the sleeve body 110 and includes a first groove 121 and a second groove 122. The first groove 121 and the second groove 122 are both ring-shaped. structure 120, and the first trench 121 is closer to the opening 111 than the second trench 122. The stop structure 130 is arranged around the inner wall 112 of the sleeve body 110, and the stop structure 130 is farther away from the opening 111 than the toothed structure 120. The stop structure 130 includes a through hole 131 and an inner ring wall 132, and the through hole 131 corresponds to the opening. 111, and the through hole 131 penetrates the inner ring wall 132. The elastic member 140 is disposed in the first groove 121 and slightly protrudes from the first groove 121 . The contact member 150 is disposed in the second groove 122 and protrudes from the second groove 122 toward the direction of the central axis X. Thereby, when a tool piece (not shown) is inserted into the sleeve structure 100 through the opening 111, the sleeve structure 100 can clamp the tool piece through the elastic member 140, and prevent the tool piece from entering the sleeve structure through the abutment piece 150. 100' of interior space.

In the embodiment of FIG. 2 , the sleeve body 110 may further include a driving hole 113 , which is opened at the other end of the sleeve body 110 , and the diameter of the opening 111 is larger than the diameter of the driving hole 113 . Specifically, the driving hole 113 can be used for a connecting tool (not shown) to connect with the sleeve structure 100, and the connecting tool can be a socket wrench, but the invention is not limited thereto.

Furthermore, the distance between the first groove 121 and the stop structure 130 is less than the distance between the first groove 121 and the opening 111 of the sleeve body 110, and the elastic member 140 is used to clamp the tool piece, and Through the distance relationship between the first groove 121 and the stopper structure 130, the clamping capacity of the elastic member 140 can be increased. In addition, the elastic member 140 can be a C-shaped ring, which can increase the uniformity of the elastic member 140 clamping the tool piece and is beneficial to the elastic member 140. 140 assembly.

Please refer to FIG. 4 , which illustrates a cross-sectional view of a sleeve structure 200 according to another embodiment of the present invention. The structure and arrangement position of the sleeve body 210, the tooth structure 220, the stopper structure 230 and the elastic member 240 in the embodiment of Figure 4 are all the same as the sleeve body 110, the tooth structure 120 and the stop structure of the embodiment of Figure 2. 130 and the elastic member 140 are the same and will not be described again here. It should be noted that the contact piece 250 in the embodiment of Figure 4 is integrally formed with the sleeve body 210, which can strengthen the engagement of the sleeve structure 200 with the tool piece without adding additional components and causing an increase in manufacturing costs. intensity.

Please refer to Figures 5 and 6. Figure 5 illustrates an exploded cross-sectional view of the tool assembly 300 according to another embodiment of the present invention, and Figure 6 illustrates an explosion of the tool assembly 300 according to the embodiment of Figure 5. Figure. As shown in FIGS. 5 and 6 , the tool assembly 300 includes a sleeve structure 400 and a tool piece 310 .

Specifically, the sleeve structure 400 includes a sleeve body 410, a tooth structure 420, a stopper structure 430, an elastic member 440 and a contact member 450. The sleeve body 410 has a central axis X and includes an opening 411 . The opening 411 is opened at one end of the sleeve body 410 . The tooth-like structure 420 is ringed around an inner wall 412 of the sleeve body 410 and includes a first groove 421 and a second groove 422. The first groove 421 and the second groove 422 are both ring-like. structure 420, and the first trench 421 is closer to the opening 411 than the second trench 422. The stop structure 430 is arranged around the inner wall 412 of the sleeve body 410, and the stop structure 430 is further away from the opening than the toothed structure 420. 411. The stop structure 430 includes a through hole 431 and an inner annular wall 432. The through hole 431 corresponds to the opening 411, and the through hole 431 penetrates the inner annular wall 432. The elastic member 440 is disposed in the first groove 421 and slightly protrudes from the first groove 421. The contact member 450 is disposed in the second groove 422 and protrudes from the second groove 422 toward the direction of the central axis X. The tool piece 310 is combined with the sleeve structure 400 and includes a top 311 , the shape of the top 311 corresponds to the shape of the tooth structure 420 .

Specifically, the tool piece 310 can be engaged with the tooth-like structure 420 through the butt portion 311. The elastic member 440 can clamp the butt portion 311 of the tool piece 310, and the butt portion 311 abuts against the abutment piece 450, thereby preventing the tool piece from slipping. 310 is out of the clampable range of the elastic member 440, which is beneficial to improving the engagement ability of the sleeve structure 400 with the tool piece 310. Furthermore, the tool piece 310 may further include a receiving portion 312 , the shape of the receiving portion 312 corresponds to the shape of the through hole 431 of the stopper structure 430 . In this way, through the configuration of the receiving portion 312, the receiving portion 312 can be engaged in the through hole 431, increasing the number of places where the sleeve structure 400 engages the tool piece 310, which is beneficial to improving the engagement strength between the sleeve structure 400 and the tool piece 310. .

In the embodiments of Figures 5 and 6, the sleeve body 410 may further include a driving hole 413, which is opened at the other end of the sleeve body 410, and the diameter of the opening 411 is larger than the diameter of the driving hole 413, and the elastic member 440 can be a C-shaped ring, which can increase the uniformity of the elastic member 440 clamping the tool piece and facilitate the assembly of the elastic member 440 . In addition, the contact piece 450 of the embodiment in Figure 5 can also be integrally formed with the sleeve body 410, as shown in the contact piece 250 of the embodiment in Figure 4, which will not be described again here.

Please refer to Figures 7 and 8. Figure 7 illustrates a top view of the tool part 310 in the tool assembly 300 according to the embodiment of Figure 5, and Figure 8 illustrates the tool assembly 300 according to the embodiment of Figure 5. Side view of tool piece 310. In the embodiments of FIGS. 7 and 8 , the tool piece 310 can be a hexagonal nut, but the invention is not limited thereto.

In the embodiments of Figures 5, 7 and 8, the top width of the top 311 is L1, and the thickness of the top 311 is L2, which satisfy the following conditions: 0.1 ≤ L2/L1 ≤ 0.63 . Specifically, the butting thickness L2 is the distance from the highest point of the lower edge of the butting top 311 to the upper edge of the butting top 311 , and the butting thickness L2 and the butting width L1 are both variables, which can be used to determine the size of the tool piece 310 , and a distance D between the first groove 421 and the second groove 422 depends on the size of the tool piece 310 . In an embodiment of the present invention, the abutment width L1 of the abutment top 311 of the tool piece 310 may be 19 mm, and the abutment thickness L2 may be between 2 mm and 12 mm, but is not limited to this disclosure. Thereby, due to the relationship between the distance D between the first groove 421 and the second groove 422 and the abutment thickness L2 and abutment width L1 of the abutment portion 311 , the sleeve structure 400 can clamp the tool piece 310 At this time, the lower edge of the tool piece 310 against the top 311 will not completely enter the sleeve structure 400 , which facilitates the tool piece 310 to be easily removed from the sleeve structure 400 and increases the clamping effect of the sleeve structure 400 .

In addition, the above-mentioned technical features such as the structure and relative position of the tooth-like structure, stop structure, elastic member and contact member disclosed in the present invention can be combined and configured according to the needs of different sleeve structures to achieve corresponding effects. In other words , the present invention is not limited to the contents disclosed in the above embodiments.

To sum up, the sleeve structure and tool assembly of the present invention have the following advantages: First, through the configuration of the elastic member, the clamping effect of the sleeve structure can be effectively improved. Secondly, through the relationship between the distance between the first groove and the second groove and the thickness and width of the top, the tool piece can be easily removed from the sleeve structure. Third, a receiving portion can be further provided on the tool piece to strengthen the engagement strength between the sleeve structure and the tool piece.

Although the present invention has been disclosed in the above embodiments, it is not intended to limit the present invention. Anyone skilled in the art can make various modifications and modifications without departing from the spirit and scope of the present invention. Therefore, the protection of the present invention is The scope shall be determined by the appended patent application scope.

100,200,400: sleeve structure 110,210,410: sleeve body 111,411:Open 112,412:Inner wall 113,413: Driving hole 120,220,420:dentate structure 121,421: First trench 122,422: Second trench 130,230,430: Stop structure 131,431: perforation 132,432: Inner ring wall 140,240,440: Elastic parts 150,250,450:butting parts 300:Tool components 310: Tool parts 311: reach the top 312: Undertaking Department X: central axis D: distance L1: top width L2: Top thickness

In order to make the above and other objects, features, advantages and embodiments of the present invention more apparent and understandable, the accompanying drawings are described as follows: Figure 1 is a schematic diagram illustrating a sleeve structure according to an embodiment of the present invention; Figure 2 is a cross-sectional view of the sleeve structure according to the embodiment of Figure 1; Figure 3 is an exploded view of the sleeve structure according to the embodiment of Figure 1; Figure 4 is a cross-sectional view of a sleeve structure according to another embodiment of the present invention; Figure 5 is a cross-sectional exploded view of a tool assembly according to another embodiment of the present invention; Figure 6 is an exploded view of the tool assembly according to the embodiment of Figure 5; Figure 7 is a top view of a tool piece in the tool assembly according to the embodiment of Figure 5; and FIG. 8 is a side view of a tool piece in the tool assembly according to the embodiment of FIG. 5 .

100:Sleeve structure

110:Sleeve body

111:Open your mouth

112:Inner wall

113:Driving hole

120:Tooth-like structure

121:First trench

122:Second trench

130: Stop structure

140: Elastic parts

150:Butt piece

X: central axis

Claims (10)

A sleeve structure containing: A sleeve body has a central axis and includes: An opening is opened at one end of the sleeve body; A tooth-like structure is ringed on an inner wall of the sleeve body and includes: a first groove surrounding the tooth-like structure; and a second groove surrounding the tooth-like structure, and the first groove is closer to the opening than the second groove; A stop structure is ringed around the inner wall of the sleeve body, and the stop structure is further away from the opening than the toothed structure. The stop structure includes: a perforation corresponding to the opening; and An inner ring wall, the perforation penetrates the inner ring wall; An elastic member is disposed in the first groove and slightly protrudes from the first groove; and A contact piece is provided in the second groove and protrudes from the second groove toward the direction of the central axis. The sleeve structure as described in claim 1, wherein the sleeve body further includes: A driving hole is opened at the other end of the sleeve body. The sleeve structure of claim 1, wherein the elastic member is a C-shaped ring. The sleeve structure as claimed in claim 1, wherein the contact piece is integrally formed with the sleeve body. A tool component that contains: A sleeve structure containing: A sleeve body has a central axis and includes: An opening is opened at one end of the sleeve body; A tooth-like structure is ringed on an inner wall of the sleeve body and includes: a first groove surrounding the tooth-like structure; and a second groove surrounding the tooth-like structure, and the first groove is closer to the opening than the second groove; A stop structure is ringed around the inner wall of the sleeve body, and the stop structure is further away from the opening than the toothed structure. The stop structure includes: a perforation corresponding to the opening; and An inner ring wall, the perforation penetrates the inner ring wall; An elastic member is disposed in the first groove and slightly protrudes from the first groove; and a contact piece, which is disposed in the second groove and protrudes from the second groove toward the direction of the central axis; and A tool piece, combined with the sleeve structure, comprising: Once the top of the butt is reached, the shape of the top of the butt corresponds to the shape of the tooth-like structure; Among them, the width of the top of the butt is L1, and the thickness of the top of the butt is L2, which meet the following conditions: 0.1 ≤ L2/L1 ≤ 0.63. The tool assembly as claimed in claim 5, wherein the sleeve body further includes: A driving hole is opened at the other end of the sleeve body. The tool assembly of claim 5, wherein the elastic member is a C-ring. The tool assembly as claimed in claim 5, wherein the contact piece is integrally formed with the sleeve body. The tool component as described in request item 5, wherein the tool component further includes: A receiving portion, the shape of the receiving portion corresponds to the shape of the through hole of the stopper structure. The tool assembly of claim 5, wherein a distance between the first groove and the second groove depends on the size of the tool piece.

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