Connecting structure

Abstract

The invention discloses a connecting structure which comprises a connecting piece and a movable assembly, and one end of the connecting piece is provided with a male head; the movable assembly is connected to the connecting piece in a sleeving mode and has a movable range. When the male head is in butt joint with the female head, the connecting piece can move in the set direction within the movable range through the movable assembly, and therefore the connecting piece can be smoothly connected with the female head.

Description

Technical Field

[0001] The present invention relates to a connection structure, and particularly to a connection structure having a moving effect in the X / Y / Z directions. Background Art

[0002] The function of the connection structure is equivalent to that of a coupling. During use, it can not only reduce the assembly error and resistance, but also protect related components. When in use, the male head and the female head are docked through the connection structure.

[0003] Existing connection structures often have problems of insufficient balance accuracy during use. Therefore, it is impossible to keep the actions of the docked male head and female head stable, resulting in leakage or failure due to impact when the male head and the female head are docked.

[0004] Therefore, developing a connection structure that overcomes the above defects is one of the problems that R & D personnel should solve. Summary of the Invention

[0005] The present invention aims to provide a connection structure to ensure accurate docking of the male head and the female head while reducing the friction between the male head and the female head.

[0006] A connection structure disclosed in an embodiment of the present invention includes:

[0007] A connecting member, one end of which has a male head;

[0008] A movable component, sleeved on the connecting member, and the movable component has a movable range;

[0009] Wherein, when the male head is docked with a female head, the connecting member can move in the movable range along a set direction through the movable component, so as to be smoothly connected with the female head.

[0010] In the above connection structure, the connecting member has a first connection segment, an intermediate segment and a second connection segment connected in sequence. The first connection segment has the male head, the movable component is sleeved on the intermediate segment, and the second connection segment is used to connect a pipeline.

[0011] In the above connection structure, the movable component includes:

[0012] A housing, the connecting member passes through the housing and the intermediate segment is located inside the housing;

[0013] An L-shaped guide rod, including a transverse portion and a straight portion connected to each other. The straight portion is sleeved on the intermediate segment, and the transverse portion is parallel to the axial direction of the connecting member;

[0014] An eccentric structure is installed inside the housing and abuts against the straight part. The eccentric structure cooperates with the straight part to provide an eccentric movement range, and through the L-shaped guide rod, the connecting piece can move within the eccentric movement range.

[0015] An axial structure is installed on the bottom of the housing. The axial structure has an axial movement range, and through the L-shaped guide rod, the connecting piece can move within the axial movement range.

[0016] In the above connection structure, the top of the housing facing the connecting piece is an open end, and a first through hole is formed in the bottom of the housing facing away from the connecting piece. The first through hole communicates with the open end, and the middle section passes through the first through hole.

[0017] In the above connection structure, the axial structure includes:

[0018] An elastic member is installed inside the housing. One end of the elastic member abuts against the inner side surface of the bottom of the housing, and the other end of the elastic member abuts against the eccentric structure.

[0019] A slide plate is installed on the outer side surface of the bottom of the housing and sleeved on the outside of the middle section.

[0020] A gasket is sleeved on the first step portion of the middle section and abuts against one side of the slide plate.

[0021] A fastener is sleeved on the second step portion of the middle section and abuts against one side of the gasket.

[0022] Among them, the axial movement range of the connecting piece along its axial direction is provided by the cooperation of the elastic member and the fastener.

[0023] In the above connection structure, the height of the fastener is less than the height of the second step portion.

[0024] In the above connection structure, the eccentric structure includes:

[0025] A pressure plate is sleeved on the elastic member.

[0026] Two rollers are arranged on the pressure plate at intervals and abut against the straight part. The straight part cooperates with the rollers to provide the eccentric movement range for the connecting piece to move along the axial direction or the radial direction of the rollers.

[0027] In the above connection structure, two sliding grooves are formed on the side surface of the straight part facing away from the connecting piece, and parts of the two rollers are correspondingly located in the two sliding grooves.

[0028] The above-mentioned connection structure, wherein the width of the sliding groove is greater than the diameter of the roller.

[0029] The above-mentioned connection structure, wherein one end of the middle section close to the first connection section has a third step portion, and the straight portion is sleeved on the third step portion.

[0030] The above-mentioned connection structure, wherein a limiting portion surrounding the elastic member is provided on the inner side of the outer shell, and the pressing plate is located above the limiting portion.

[0031] According to the connection structure of the above embodiment, adopting the forms of track sliding and rolling, and Z-direction elastic design, the moving effects in the X, Y, and Z directions are realized. Using the guide rod for guiding, the structure can move in the X and Y directions. When ensuring accurate docking with the female head, even if the assembly position is incorrect, it can be synchronously corrected and accurately aligned through the guide posts, reducing the friction between the male head and the female head.

[0032] The above description of the content of the present invention and the following description of the embodiments are used to demonstrate and explain the principle of the present invention, and provide a further explanation of the patent application scope of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] Figure 1 It is a perspective three-dimensional schematic diagram of one perspective of the connection structure of the present invention.

[0034] Figure 2 It is a perspective three-dimensional schematic diagram of another perspective of the connection structure of the present invention.

[0035] Figure 3 For Figure 1 exploded schematic diagram of the connection structure.

[0036] Figure 4 It is a cross-sectional view of one perspective of the connection structure of the present invention.

[0037] Figure 5 It is a cross-sectional view of another perspective of the connection structure of the present invention.

[0038] Figure 6 It is a schematic diagram of the X and Y directions of the connection structure of the present invention.

[0039] Figure 7 It is a schematic diagram of the Z direction of the connection structure of the present invention.

[0040] Figure 8 It is a schematic diagram of the internal structure of the outer shell of the present invention.

[0041] Wherein, reference numerals:

[0042] Connection structure: 1;

[0043] Connector: 11;

[0044] First connecting section: 111;

[0045] Third step portion: T3;

[0046] Middle section: 112;

[0047] First step portion: T1;

[0048] Second step portion: T2;

[0049] Second connecting section: 113;

[0050] Male head: M;

[0051] Moving component: 12;

[0052] Outer shell: 121;

[0053] Receiving groove: C1;

[0054] Open end: K;

[0055] First through hole: K1;

[0056] L-shaped guide rod: 122;

[0057] Horizontal portion: 1221;

[0058] Vertical portion: 1222;

[0059] Sliding groove: C;

[0060] Eccentric structure: 123;

[0061] Pressing plate: 1231;

[0062] Roller: 1232;

[0063] Axial structure: 124;

[0064] Elastic member: 1241;

[0065] Slide plate: 1242;

[0066] Spacer: 1243;

[0067] Fastener: 1245;

[0068] Female head: F. Detailed implementation manner

[0069] Please refer to Figure 1 and Figure 2 . Figure 1 is a perspective three-dimensional schematic diagram of the connection structure of the present invention. Figure 2 is another perspective three-dimensional schematic diagram of the connection structure of the present invention.

[0070] The connection structure 1 of this embodiment includes a connecting member 11 and a movable component 12. One end of the connecting member 11 has a male head M. The movable component 12 is sleeved on the connecting member 11, and the movable component 12 has a movable range. When the male head M is docked with a female head F, the connecting member 11 can move in the set direction within the movable range through the movable component 12, so as to be smoothly connected to the female head F. Among them, the movable range includes movement in the X direction, Y direction, and Z direction. When docking, it is ensured that the male head M can move in the X direction, Y direction, and Z direction, so as to ensure accurate docking with the female head F. At the same time, even if the assembly position is incorrect, it can be correctly aligned through the synchronous correction of the movable component 12, reducing the friction between the male head M and the female head F.

[0071] Please refer to Figures 3 - 8 , Figure 3 is Figure 1 an exploded view of the connection structure. Figure 4 is a cross-sectional view of one perspective of the connection structure of the present invention. Figure 5 is a cross-sectional view of another perspective of the connection structure of the present invention. Figure 6 is a schematic diagram of the X and Y directions of the connection structure of the present invention. Figure 7 is a schematic diagram of the Z direction of the connection structure of the present invention. Figure 8 is a schematic diagram of the internal structure of the housing of the present invention.

[0072] As Figures 3 - 8 shown, the connecting member 11 has a first connecting section 111, an intermediate section 112, and a second connecting section 113 connected in sequence. The first connecting section 111 has the male head M. The movable component 12 is sleeved on the intermediate section 112. The second connecting section 113 is used to connect the pipeline. Among them, in this embodiment, it is a preferred implementation manner to use the entire first connecting section 111 as the male head M.

[0073] Further, the movable component 12 includes: a housing 121, an L-shaped guide rod 122, an eccentric structure 123 and an axial structure 124. The connecting member 11 passes through the housing 121 and the middle section 112 is located inside the housing; the L-shaped guide rod 122 includes a transverse portion 1221 and a straight portion 1222 connected to each other. The straight portion 1222 is sleeved on the middle section 112, and the transverse portion 1221 is parallel to the axial direction of the connecting member 11; the eccentric structure 123 is installed inside the housing 121 and abuts against the straight portion 1222. The eccentric structure 123 and the straight portion 1222 cooperate to provide an eccentric movement range, and through the L-shaped guide rod 122, the connecting member 11 can move within the eccentric movement range; the axial structure 124 is installed on the bottom of the housing 121, and the axial structure 124 has an axial movement range, and through the L-shaped guide rod 122, the connecting member 11 can move within the axial movement range.

[0074] Wherein, the eccentric movement range includes the X direction and the Y direction, and the axial movement range includes the Z direction. In other words, the movable distances of the connecting member 11 in the X direction and the Y direction constitute the eccentric movement range, and the movable distance of the connecting member 11 in the Z direction constitutes the axial movement range.

[0075] Still further, the top of the housing 121 facing the connecting member 111 is an open end K. The bottom of the housing 121 facing away from the connecting member 111 is provided with a first through hole K1, and the first through hole K1 communicates with the open end K. The middle section 112 passes through the first through hole K1. The axial structure 124 includes: an elastic member 1241, a sliding plate 1242, a gasket 1243 and a fastener 1244; the elastic member 1241 is installed inside the housing 121. One end of the elastic member 1241 abuts against the inner side surface S1 of the bottom of the housing 121, and the other end of the elastic member 1241 abuts against the eccentric structure 123; the sliding plate 1242 is installed on the outer side surface S2 of the bottom of the housing 121 and is sleeved on the outside of the middle section 112; the gasket 1243 is sleeved on the first step portion T1 of the middle section 112 and abuts against one side of the sliding plate 1242; the fastener 1244 is sleeved on the second step portion T2 of the middle section 112 and abuts against one side of the gasket 1243; wherein, through the cooperation of the elastic member 1241 and the fastener 1244, the axial movement range for the connecting member 11 to move in its axial direction is provided; wherein, the height H1 of the fastener 1244 is less than the height of the second step portion T2.

[0076] Wherein, in this embodiment, a receiving groove C1 is provided on the outer side surface S2 of the bottom of the housing 121, and the sliding plate 1242 is embedded in the receiving groove and is flush with the outer side surface S2.

[0077] It should be noted that, in this embodiment, it is a preferred embodiment that the axial movement range can move 2 mm along the axial direction of the connecting member 11.

[0078] Furthermore, the eccentric structure 123 includes: a pressing plate 1231 and two rollers 1232. The pressing plate 1231 is sleeved on the elastic member 1241; the two rollers 1232 are spaced apart on the pressing plate 1231 and abut against the straight portion 1222. The straight portion 1222 and the rollers 1232 cooperate to provide the eccentric movement range for the connecting member 11 to move along the axial direction or the radial direction of the rollers 1232.

[0079] It should be noted that, in this embodiment, it is a preferred embodiment that the eccentric movement range can move 2 mm along the axial direction or the radial direction of the rollers 1232.

[0080] Wherein, in this embodiment, one end of the middle section 112 close to the first connection section 111 has a third step portion T3. The straight portion 1222 is sleeved on the third step portion T3. Two sliding grooves C are spaced apart on the side of the straight portion 1222 facing away from the connecting member 11. Parts of the two rollers 1232 are correspondingly located in the two sliding grooves C. The width H3 of the sliding groove C is greater than the diameter D of the roller 1232.

[0081] Furthermore, a limiting portion 1211 surrounding the elastic member 1241 is provided on the inner side of the outer shell 121. The pressing plate 1231 is located above the limiting portion 1211, and the moving distance of the pressing plate 1231 is limited by the limiting portion 1211.

[0082] Wherein, in this embodiment, a notch C2 is further provided on one side surface of the outer shell 121.

[0083] It is worth noting that, in this embodiment, it is a preferred embodiment that the female head F is the UQDB04 female head.

[0084] According to the connection structure of the above embodiment, the axial track and rolling form are adopted for movement, which reduces the friction between each other. When the male head is pushed forward, it can be more smoothly paired with the female head, avoiding damage to the female head caused by impact, thereby causing leakage or failure.

[0085] Although the present invention is disclosed as the foregoing embodiments, it is not intended to limit the present invention. Any person skilled in the relevant art, without departing from the spirit and scope of the present invention, may make some modifications and refinements. Therefore, the patent protection scope of the present invention shall be defined by the protection scope of the claims attached to this application.

Claims

1. A connection structure, characterized in that, Comprising: A connecting piece, one end of which has a male head; A movable component, sleeved on the connecting piece, and the movable component has a movable range; Wherein, when the male head is docked with a female head, the connecting piece can move in the movable range along a set direction through the movable component, so as to be smoothly connected with the female head.

2. The connection structure according to claim 1, characterized in that, The connecting piece has a first connecting section, an intermediate section and a second connecting section connected in sequence. The first connecting section has the male head. The movable component is sleeved on the intermediate section, and the second connecting section is used to connect a pipeline.

3. The connection structure according to claim 2, characterized in that, The movable component includes: A housing, the connecting piece passes through the housing and the intermediate section is located inside the housing; An L-shaped guide rod, including a transverse part and a straight part connected to each other. The straight part is sleeved on the intermediate section, and the transverse part is parallel to the axial direction of the connecting piece; An eccentric structure, installed inside the housing and abutted against the straight part. The eccentric structure cooperates with the straight part to provide an eccentric movement range, and the connecting piece can move within the eccentric movement range through the L-shaped guide rod; An axial structure, installed on the bottom of the housing, and the axial structure has an axial movement range, and the connecting piece can move within the axial movement range through the L-shaped guide rod.

4. The connection structure according to claim 3, characterized in that, The top of the housing facing the connecting piece is an open end. The bottom of the housing facing away from the connecting piece is provided with a first through hole, and the first through hole communicates with the open end. The intermediate section passes through the first through hole.

5. The connection structure according to claim 4, wherein The axial structure includes: An elastic member, installed inside the housing. One end of the elastic member abuts against the inner side surface of the bottom of the housing, and the other end of the elastic member abuts against the eccentric structure; A sliding plate, installed on the outer side surface of the bottom of the housing and sleeved on the outside of the intermediate section; A gasket, sleeved on the first step portion of the intermediate section and attached to one side of the sliding plate; A fastener, sleeved on the second step portion of the intermediate section and attached to one side of the gasket; Wherein, the axial movement range for the connecting piece to move along its axial direction is provided by the cooperation of the elastic member and the fastener.

6. The connection structure according to claim 5, characterized in that, The height of the fastener is less than the height of the second step portion.

7. The connection structure according to claim 5, characterized in that The eccentric structure includes: A pressing plate, sleeved on the elastic member; Two rollers, spaced apart and arranged on the pressing plate and abutted against the straight part. The straight part and the rollers cooperate to provide the eccentric movement range for the connecting piece to move along the axial direction or the radial direction of the rollers.

8. The connection structure according to claim 7, wherein, Two sliding grooves are provided on the side surface of the straight part facing away from the connecting piece, and parts of the two rollers are correspondingly located in the two sliding grooves.

9. The connection structure according to claim 8, wherein, The width of the sliding groove is greater than the diameter of the roller.

10. The connection structure according to claim 8, wherein One end of the intermediate section close to the first connecting section has a third step portion, and the straight part is sleeved on the third step portion.

11. The connection structure according to claim 7, characterized in that, A limiting portion surrounding the elastic member is provided on the inner side of the housing, and the pressing plate is located above the limiting portion.

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