Rotatable connecting piece structure and plate rotating connecting structure

Abstract

The utility model provides a rotatable connecting piece structure and a plate rotating connecting structure. The rotatable connecting piece structure comprises a rotating part; the positioning part is arranged in the rotating part in a penetrating manner and is provided with a head part and a connecting part; the head part is fixedly connected to the end part of the connecting part, and the connecting part penetrates into the rotating part; a first matching part is arranged on the outer wall of the connecting part, a second matching part is arranged on the inner wall of the rotating part, and the first matching part abuts against the second matching part to form a riveting structure; the connecting part and the rotating part rotate relatively, the groove extends in the circumferential direction of the outer wall of the connecting part and is closed, the protruding part extends in the circumferential direction of the inner wall of the rotating part and is closed, and the protruding part extends towards the position where the groove is located, so that the protruding part can extend into the groove to form a blocking structure; therefore, the rotating part and the positioning part can be prevented from falling off in the process of keeping relative rotation.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of fasteners, and particularly relates to a rotatable connecting piece structure and a plate rotating connecting structure. BACKGROUND

[0002] In the prior art, three sub-pieces are needed for installing a plate, including two sleeves and a positioning pin, so that the connecting piece assembly is complex, the cost is high, the space is large, and the application scene is limited.

[0003] At present, no effective solution has been proposed for the above problems.

[0004] It should be noted that the above introduction to the technical background is only for the convenience of clearly and completely describing the technical scheme of the utility model, and for the convenience of understanding by those skilled in the art. The above technical scheme cannot be considered as known by those skilled in the art only because the scheme is described in the background of the utility model. CONTENT OF THE UTILITY MODEL

[0005] The application aims to provide a rotatable connecting piece structure and a plate rotating connecting structure to solve the above problems.

[0006] The application provides a rotatable connecting piece structure, which comprises:

[0007] a rotating part, which has a middle axis;

[0008] a positioning part arranged in the rotating part, which has a head part and a connecting part; the head part is fixedly connected to the end of the connecting part, the connecting part is arranged in the rotating part, and the connecting part rotates relative to the rotating part;

[0009] a first matching part is arranged on the outer wall of the connecting part, a second matching part is arranged on the inner wall of the rotating part, the first matching part and the second matching part abut to form a riveting structure, so that the rotating part and the positioning part are prevented from being separated along the direction of the middle axis.

[0010] Preferably, the first matching part is a groove extending circumferentially along the outer wall of the connecting part; the second matching part is a protruding part extending circumferentially along the inner wall of the rotating part; and the protruding part extends into the groove to form the riveting structure.

[0011] Preferably, the first matching part is a first accommodating groove arranged at the connection between the connecting part and the head part; the second matching part is a first blocking part fixedly connected to one side of the rotating part facing the head part; and the first blocking part is arranged in the first accommodating groove to form the riveting structure.

[0012] Preferably, the first matching part is a second stop part fixedly connected to the end side of the connecting part away from the head part; the second matching part is a second accommodating groove formed in the end side of the inner wall of the rotating part away from the head part; and the second stop part is inserted into the second accommodating groove to form a riveting structure.

[0013] Preferably, the side wall of the head part facing the rotating part is in contact with the rotating part.

[0014] A plate rotating connection structure is characterized in that the rotating connection part is used for connection, comprising:

[0015] The outer wall of the rotating part is fixedly connected with a first plate; and the outer wall of the head part of the positioning part is fixedly connected with a second plate.

[0016] The first plate and the second plate are relatively rotatable.

[0017] Preferably, the first plate is riveted or welded to the outer wall of the rotating part.

[0018] Preferably, the second plate is welded or riveted to the outer wall of the head part.

[0019] Preferably, the maximum outer diameter of the rotating part is smaller than the maximum outer diameter of the head part.

[0020] Preferably, the plane of the first plate is parallel to the plane of the second plate.

[0021] Compared with the prior art, the plate rotating connection structure has the following beneficial effects:

[0022] 1. The positioning part is arranged in the inner cavity of the rotating part and can rotate in the rotating part.

[0023] 2. The concave part extends along the outer wall of the connecting part in a closed manner, the convex part extends along the inner wall of the rotating part in a closed manner, and the convex part extends towards the position of the concave part to extend into the concave part to form a blocking structure, so that the rotating part and the positioning part can avoid being separated during relative rotation.

[0024] 3. The first accommodating groove is arranged at the connecting part and the head part, the first stop part is arranged on the side of the rotating part facing the head part, and the first stop part is inserted into the first accommodating groove to form a riveting structure.

[0025] 4. This utility model sets a first mating part as a second stop part, the second stop part is fixedly connected to the end side of the connecting part away from the head, the second mating part is set as a second receiving groove, the second receiving groove is opened on the inner wall of the rotating part away from the head, and the second stop part passes into the second receiving groove to form a riveting structure.

[0026] 5. This utility model provides a first plate fixedly connected to the outer wall of the rotating part and a second plate fixedly connected to the outer wall of the head. During the relative rotation of the rotating part and the head, the first plate and the second plate can rotate. Attached Figure Description

[0027] To more clearly illustrate the technical solutions in the embodiments of this application or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in this application. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0028] Figure 1 This is an overall structural diagram of a rotatable connector structure and a plate rotation connection structure provided in the embodiments of this application;

[0029] Figure 2 This is a cross-sectional view of a rotatable connector structure and a plate rotation connection structure provided in the embodiments of this application;

[0030] Figure 3 This is a diagram of a rotatable connector structure and a plate rotation connection structure provided in the embodiments of this application;

[0031] Figure 4 This is a diagram showing the groove structure of a rotatable connector structure and a plate rotation connection structure provided in the embodiments of this application;

[0032] Figure 5 This is a structural diagram of the first stop of a rotatable connector structure and a plate rotation connection structure provided in the embodiments of this application;

[0033] Figure 6 This is a structural diagram of the second stop of a rotatable connector structure and a plate rotation connection structure provided in the embodiments of this application;

[0034] Figure 7 This is a welding structure diagram of a rotatable connector structure and a plate rotation connection structure provided in the embodiments of this application.

[0035] In the figure: 1. Rotating part; 11. Second mating part; 2. Positioning part; 21. Head; 22. Connecting part; 221. First mating part; 3. First plate; 4. Second plate. DETAILED DESCRIPTION

[0036] In order to make the technical personnel in the technical field better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, not all. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor should be within the scope of protection of the present application.

[0037] In the description of the present application, it should be pointed out that the terms "upper", "middle", "lower", "inner", "outer", "front", "rear" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or components referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore cannot be understood as a limitation on the present application. The terms "first", "second", "third" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to the specific circumstances. The embodiments will be described below according to the overall structure of the present application.

[0038] Referring to Figure 1 The embodiments of the present application provide a rotatable connecting piece structure, which comprises:

[0039] A rotating part, the rotating part has a middle axis;

[0040] A positioning part penetrating in the rotating part, the positioning part has a head part and a connecting part; the head part is fixedly connected to the end of the connecting part, the connecting part penetrates into the rotating part, and the connecting part rotates relative to the rotating part;

[0041] A first matching part is arranged on the outer wall of the connecting part, and a second matching part is arranged on the inner wall of the rotating part, the first matching part and the second matching part abut to form a riveting structure, so that the rotating part and the positioning part are prevented from separating along the direction of the middle axis.

[0042] According to Figure 1 and Figure 2 , those skilled in the art can set the rotating part 1 and the positioning part 2 to be connected to each other, and the rotating part 1 and the positioning part 2 can rotate relative to each other, so as to form a rotatable connecting piece structure.

[0043] Specifically, the positioning part 2 can be arranged to penetrate in the inner cavity of the rotating part 1, and the positioning part 2 can rotate in the rotating part 1, so as to form a structure in which the rotating part 1 and the positioning part 2 rotate relative to each other.

[0044] The skilled in the art can set the positioning part 2 to include the head part 21 and the connecting part 22, and the rotating part 1 to have a middle axis, and the positioning part 2 and the rotating part 1 are connected along the direction of the middle axis. Further, the connecting part 22 can be set to pass into the inner cavity of the rotating part 1, and the head part 21 is set outside the rotating part 1.

[0045] It can be understood that in the above structure, the skilled in the art can set the first matching part 221 on the connecting part 22, and the second matching part 11 on the rotating part 1, and the first matching part 221 and the second matching part 11 are matched to form a riveting structure.

[0046] Through the above structure, after the rotating part 1 and the positioning part 2 are connected, the second matching part 11 in the rotating part 1 and the first matching part 221 of the connecting part 22 on the positioning part 2 are matched, so that the rotating part 1 and the positioning part 2 cannot be separated.

[0047] Further, the skilled in the art can set the rotating part 1 and the connecting part 22 to relatively rotate, so that the positioning part 2 can rotate relative to the rotating part 1. In combination with the structure of the first matching part 221 and the second matching part 11, the rotating part 1 and the positioning part 2 can be connected while relatively rotating.

[0048] In the above embodiment, the structure after the rotating part 1 and the positioning part 2 are connected can be used for connecting parts. That is, the rotating part 1 and the positioning part 2 can be connected with different parts respectively, and can remain relative rotation after connection.

[0049] In summary, through the structure of the above embodiment, the connecting part can remain relative rotation after connection, so that the connecting part can be used in various connection situations, improving the convenience of using the connecting part.

[0050] In the above embodiment, the skilled in the art can form a riveting structure through the mutual matching and resistance of the first matching part 221 and the second matching part 11, so that the rotating part 1 and the positioning part 2 can remain relative rotation while not being separated. Now according to the following three embodiments, the riveting structure is described.

[0051] In the first embodiment, preferably, the first matching part 221 is set as a groove, and the groove extends circumferentially along the outer wall of the connecting part 22; the second matching part 11 is set as a protruding part, and the protruding part extends circumferentially along the inner wall of the rotating part 1; the protruding part extends into the groove to form a riveting structure.

[0052] By the above structure, the person skilled in the art can set the first matching part 221 as a groove. That is, a groove is formed on the outer wall of the connecting part 22, and the groove extends along the circumference of the outer wall of the connecting part 22. In an embodiment, the groove can be set to extend along the circumference of the outer wall of the connecting part 22 and be closed. Further, the person skilled in the art can set the second matching part 11 as a protruding part. Specifically, the protruding part can be formed on the inner wall of the rotating part 1 by pressure riveting the rotating part 1.

[0053] The protruding part extends towards the position where the groove is located during the pressure riveting, so that the protruding part can extend into the groove and abut against the inner wall of the groove, so that the protruding part and the groove form a riveting structure.

[0054] In an embodiment, the person skilled in the art can set the wall thickness of the position where the rotating part 1 needs to be pressure riveted to be smaller than the wall thickness of other wall surfaces of the rotating part 1, and the inner wall diameter of the position where the rotating part 1 needs to be pressure riveted is the same as the inner wall diameter of other wall surfaces. By the foregoing setting, the position where the rotating part 1 needs to be pressure riveted can be deformed during the pressure riveting and form a protruding part towards the position of the inner cavity. The person skilled in the art can set the protruding part to extend along the circumference of the inner wall of the rotating part 1 and be closed, so that an annular protruding part can be formed.

[0055] In summary, the person skilled in the art can set the groove to extend along the circumference of the outer wall of the connecting part 22 and be closed, the protruding part to extend along the circumference of the inner wall of the rotating part 1 and be closed, and the protruding part to extend towards the position where the groove is located, so that the protruding part can extend into the groove to form a blocking structure, so that the rotating part 1 and the positioning part 2 can avoid disengagement during relative rotation.

[0056] In a second embodiment, preferably, the first matching part 221 is set as a first container groove, the first container groove is formed at the connection between the connecting part 22 and the head part 21; the second matching part 11 is set as a first blocking part, the first blocking part is fixedly connected to the side of the rotating part 1 facing the head part; the first blocking part is inserted into the first container groove to form a riveting structure.

[0057] Specifically, in the present embodiment, the person skilled in the art can form the first container groove at the connection between the connecting part 22 and the head part 21. Further, the first blocking part is arranged on the side of the rotating part 1 facing the head part. It can be understood that the first blocking part is inserted into the first container groove, so that a riveting structure can be formed.

[0058] According to the foregoing, Figure 5 the first blocking part is inserted into the first container groove, and the first blocking part abuts against the first container groove, so that the positioning part 2 can not disengage after being inserted into the rotating part 1.

[0059] In the third embodiment, preferably, the first matching part 221 is a second stop part fixedly connected to the end of the connecting part 22 away from the head part 21; the second matching part 11 is a second accommodating groove formed in the inner wall of the rotating part 1 away from the head part; and the second stop part is inserted into the second accommodating groove to form a riveting structure.

[0060] In the third embodiment, preferably, the first matching part 221 is a second stop part fixedly connected to the end of the connecting part 22 away from the head part 21; the second matching part 11 is a second accommodating groove formed in the inner wall of the rotating part 1 away from the head part; and the second stop part is inserted into the second accommodating groove to form a riveting structure.

[0061] Specifically, the second stop part is arranged at the end of the connecting part 22 away from the head part 21, the second accommodating groove is formed in the inner wall of the rotating part 1 away from the head part, and the second stop part extends towards the second accommodating groove and is inserted into the second accommodating groove.

[0062] Through the above structure, when the positioning part 2 has a tendency to come off, the second stop part will be in contact with the second accommodating groove, thereby preventing the positioning part 2 from coming off.

[0063] According to the above three embodiments, those skilled in the art can set according to actual needs to realize the structure that the first matching part 221 cooperates with the second matching part 11, thereby avoiding the situation that the rotating part 1 and the positioning part 2 are disconnected after being connected.

[0064] In one embodiment, preferably, the head part 21 is in contact with the side wall of the rotating part 1. That is, in the embodiment, the head part 21 is in contact with the rotating part 1, thereby optimizing the connection space of the connecting part and improving the convenience of use of the connecting part.

[0065] The present specification also provides a plate rotating connection structure, characterized in that a rotatable connecting part structure is used for connection, comprising:

[0066] The outer wall of the rotating part 1 is fixedly connected with a first plate 3; and the outer wall of the head part 21 of the positioning part 2 is fixedly connected with a second plate 4.

[0067] The first plate 3 rotates relative to the second plate 4.

[0068] In the above embodiment, those skilled in the art can arrange the positioning part 2 to be inserted into the inner cavity of the rotating part 1, and the positioning part 2 can rotate in the rotating part 1, thereby forming a structure that the rotating part 1 and the positioning part 2 rotate relative to each other. Further, the outer wall of the rotating part 1 is fixedly connected with the first plate 3, and the outer wall of the head part 21 is fixedly connected with the second plate 4. During relative rotation of the rotating part 1 and the head part 21, the first plate 3 and the second plate 4 can rotate.

[0069] By the above structure, the first plate 3 and the second plate 4 can be stably connected without friction during relative rotation.

[0070] It can be understood that in the above structure, the length of the positioning portion 2 can be set to determine the distance between the first plate 3 and the second plate 4.

[0071] In an embodiment, the first plate 3 is preferably riveted or welded to the outer wall of the rotating portion 1. The second plate 4 is preferably welded or riveted to the outer wall of the head portion 21.

[0072] By the above structure, the first plate 3 and the second plate 4 can be stably connected without friction during relative rotation.

[0073] In an embodiment, the maximum outer diameter of the rotating portion 1 is preferably smaller than the maximum outer diameter of the head portion 21, so that the rotating portion 1 and the head portion 2 can be stably connected, and the first plate 3 and the second plate 4 can be stably connected.

[0074] Preferably, the plane of the first plate 3 is parallel to the plane of the second plate 4, so that the first plate 3 and the second plate 4 can be further prevented from rubbing and connecting failure.

[0075] In the above two embodiments, the rotating portion 1 has an inner cavity, and the connecting portion 22 of the positioning portion 2 is arranged in the inner cavity of the rotating portion 1. The rotating portion 1 and the connecting portion 22 can be set to be clearance fit, so that the connecting portion 22 can rotate.

[0076] Specifically, the rotating portion 1 can be sleeve-shaped, and the connecting portion 2 can be a connecting pin, so that the connecting portion 2 and the rotating portion 1 can be connected. After connection, the sleeve-shaped rotating portion 1 and the connecting pin are clearance fit, and the sleeve-shaped rotating portion 1 can rotate along the axial direction. In the axial direction, the first fitting portion 221 and the second fitting portion 11 can limit the connecting pin and the sleeve-shaped rotating portion 1.

[0077] Although the present application is described in terms of specific embodiments, the present application is not limited to the embodiments described, but can be practiced with modification and alteration within the scope and spirit of the present application. The description in this detailed description of the application is meant to illustrate embodiments of the application and not to limit the scope of the application. Therefore, the application is not limited to the specific embodiments described herein, but only by the scope of the appended claims, albeit with the pertinent support from the specification.

[0078] While the present application has been described with reference to specific embodiments thereof, it should be understood by those skilled in the art that various changes can be made and equivalents can be substituted without departing from the true spirit and scope of the application. In addition, many modifications can be made to adapt a particular situation to the teachings of the present application without departing from its central scope. Therefore, it is intended that there disclosure be taken as an illustrative example only and not limiting on the scope of the application as would be ascertained by a reader of the claim (s) set forth below.

Claims

1. A rotatable coupling structure, characterized by, The utility model relates to a rotatable connecting piece structure, comprising: a rotating part having a middle axis; a positioning part arranged in the rotating part, the positioning part having a head part and a connecting part, the head part being fixedly connected to an end of the connecting part, the connecting part being arranged in the rotating part, and the connecting part being relatively rotatable with the rotating part; a first matching part being arranged on an outer wall of the connecting part, and a second matching part being arranged on an inner wall of the rotating part, the first matching part and the second matching part being in abutment to form a riveting structure, so that the rotating part and the positioning part are prevented from being separated along the direction of the middle axis.

2. The rotatable coupling structure of claim 1, wherein, The first matching part is a groove extending circumferentially along the outer wall of the connecting part, the second matching part is a protruding part extending circumferentially along the inner wall of the rotating part, and the protruding part extends into the groove to form the riveting structure.

3. The rotatable coupling structure of claim 1, wherein, The first matching part is a first accommodating groove arranged at a connection between the connecting part and the head part, the second matching part is a first blocking part fixedly connected to one side of the rotating part facing the head part, and the first blocking part is arranged in the first accommodating groove to form the riveting structure.

4. The rotatable coupling structure of claim 1, wherein, The first matching part is a second blocking part fixedly connected to an end of the connecting part away from the head part, the second matching part is a second accommodating groove arranged at an end of the inner wall of the rotating part away from the head part, and the second blocking part is arranged in the second accommodating groove to form the riveting structure.

5. The rotatable coupling structure of claim 1, wherein, A side wall of the head part facing the rotating part is in abutment with the rotating part.

6. A plate rotary connecting structure characterized by comprising: The utility model relates to a rotatable connecting piece structure, comprising: an outer wall of the rotating part is fixedly connected with a first plate, and an outer wall of the head part of the positioning part is fixedly connected with a second plate; the first plate is relatively rotatable with the second plate.

7. The plate rotary connecting structure according to claim 6, wherein The first plate is riveted or welded to the outer wall of the rotating part.

8. The plate rotary connecting structure according to claim 6, wherein The second plate is welded or riveted to the outer wall of the head part.

9. The plate rotary connecting structure according to claim 6, wherein The maximum outer diameter of the rotating part is smaller than the maximum outer diameter of the head part.

10. The plate rotary connecting structure according to claim 6, wherein The plane where the first plate is located is parallel to the plane where the second plate is located.

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