CN113483013A - Connecting structure - Google Patents
Connecting structure Download PDFInfo
- Publication number
- CN113483013A CN113483013A CN202110795628.5A CN202110795628A CN113483013A CN 113483013 A CN113483013 A CN 113483013A CN 202110795628 A CN202110795628 A CN 202110795628A CN 113483013 A CN113483013 A CN 113483013A
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- China
- Prior art keywords
- expansion
- hole
- assembly
- cladding
- piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005253 cladding Methods 0.000 claims abstract description 58
- 239000011248 coating agent Substances 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
- F16C11/06—Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints
- F16C11/0604—Construction of the male part
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
- F16C11/06—Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints
- F16C11/0614—Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints the female part of the joint being open on two sides
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
- F16C11/10—Arrangements for locking
- F16C11/103—Arrangements for locking frictionally clamped
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connection Of Plates (AREA)
Abstract
The invention discloses a connecting structure, which comprises a cladding component, an expansion component and a first fastener, wherein the cladding component is provided with an accommodating cavity, part of the expansion component is accommodated in the accommodating cavity, the cladding component is provided with a first through hole, the expansion component is provided with a second through hole, the expansion component has a rotating state and a fixed state relative to the cladding component, when the expansion component is in the rotating state relative to the cladding component, the expansion component can rotate relative to the cladding component, the first fastener can penetrate through the first through hole and extend into the second through hole so as to expand the expansion component, the outer surface of the expansion component is abutted against the inner surface of the cladding component so as to fix the expansion component in the cladding component, and the expansion component is in the fixed state relative to the cladding component so as to improve the fixity of the connecting structure, improve the stability of a mechanical structure and reduce the failure rate.
Description
Technical Field
The invention relates to the technical field of mechanical connection, in particular to a connecting structure.
Background
In the mechanical structure, in order to adjust the positional relationship between the components, adjustment is often performed by rotation in the connecting structure. However, the fixing mode of the connection structure after rotation in the prior art is unstable, which results in unstable performance of the mechanical structure and high failure rate.
Disclosure of Invention
Therefore, a connection structure is needed to be provided, and the technical problems that the performance of a mechanical structure is unstable and the failure rate is high due to unstable fixing mode after the connection structure rotates in the prior art are solved.
The invention provides a connecting structure which comprises a cladding component, an expansion component and a first fastener, wherein the cladding component is provided with an accommodating cavity, part of the expansion component is accommodated in the accommodating cavity, the cladding component is provided with a first through hole, and the expansion component is provided with a second through hole;
the expansion assembly has a rotating state and a fixed state relative to the cladding assembly, when the expansion assembly is in the rotating state relative to the cladding assembly, the expansion assembly can rotate relative to the cladding assembly, the first fastener can penetrate through the first through hole and extend into the second through hole so as to expand the expansion assembly, the outer surface of the expansion assembly abuts against the inner surface of the cladding assembly, the expansion assembly is further fixed in the cladding assembly, and the expansion assembly is in the fixed state relative to the cladding assembly.
Further, the expansion assembly comprises a first expansion piece and a second expansion piece, the first expansion piece is abutted with the second expansion piece, the first expansion piece is provided with a first gap, the second expansion piece is provided with a second gap, and the first gap and the second gap enclose the two through holes;
the first expansion piece and the second expansion piece have a rotating state and a fixed state relative to the sheathing assembly, and the first expansion piece and the second expansion piece are abutted when the first expansion piece and the second expansion piece are in the rotating state; the first fastener extends into the second through hole to enable the first expansion piece and the second expansion piece to be away from each other, so that the outer surface of the first expansion piece and the outer surface of the second expansion piece are abutted against the inner surface of the cladding piece.
Furthermore, the cladding assembly comprises a first cladding piece and a second cladding piece, the first cladding piece is abutted to the second cladding piece, a third gap is formed in the first cladding piece, a fourth gap is formed in the second cladding piece, the third gap and the fourth gap are enclosed to form the first through hole, and the first cladding piece and the second cladding piece are enclosed to form the accommodating cavity.
Further, the connecting structure comprises a fixing component, the fixing component is arranged on one side, away from the expansion component, of the first coating piece and the second coating piece, and the fixing component is used for fixing the first coating piece and the second coating piece together.
Furthermore, the fixing component comprises a base, a groove is formed in the base, and the first coating piece and the second coating piece are clamped in the groove together.
Furthermore, the fixing assembly further comprises a locking piece and a plurality of second fasteners, the locking piece is arranged on one side, away from the first cladding piece, of the base, a plurality of first threaded holes are formed in the locking piece, a plurality of second threaded holes are formed in the base, the first threaded holes and the second threaded holes correspond to each other in a one-to-one mode, and the second fasteners penetrate through the first threaded holes and the second threaded holes and are screwed with the side walls of the first threaded holes and the side walls of the second threaded holes.
Further, the second fastener is a threaded fastener.
Furthermore, the connecting structure further comprises a third fastener, the cladding assembly is provided with a third through hole opposite to the first through hole, the expansion assembly is provided with a fourth through hole opposite to the second through hole, and the third fastener can penetrate through the third through hole and extend into the fourth through hole.
Further, the first fastener and the third fastener are taper bolts, and the first through hole, the second through hole, the third through hole and the fourth through hole are taper holes.
Further, the part of the expansion assembly accommodated in the accommodating cavity is in the shape of an elliptic cylinder or an elliptic ball.
According to the connecting structure provided by the invention, when the expansion component is in a rotating state relative to the cladding component, the expansion component can rotate relative to the cladding component, the first fastening piece penetrates through the first through hole and extends into the second through hole so as to expand the expansion component, the outer surface of the expansion component is abutted against the inner surface of the cladding component, and then the expansion component is fixed in the cladding component, so that the fixing property of the connecting structure is improved, the stability of a mechanical structure is improved, and the failure rate is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a connection structure according to an embodiment of the present invention;
fig. 2 is a schematic view of an expansion assembly according to another embodiment of the present invention.
The main components are as follows:
100. a sheathing assembly; 110. a first through hole; 120. a first cover; 130. a second covering member; 200. an expansion assembly; 210. a second through hole; 220. a first expansion member; 230. a second expansion member; 300. a first fastener; 310. a second fastener; 320. a third fastener; 400. a fixing assembly; 410. a base; 420. a locking member.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, "and/or" in the whole text includes three schemes, taking a and/or B as an example, including a technical scheme, and a technical scheme that a and B meet simultaneously; in addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
As shown in fig. 1, in some embodiments, a connecting structure includes a covering assembly 100, an expansion assembly 200 and a first fastener 300, the covering assembly 100 has a receiving cavity, the expansion assembly 200 is partially received in the receiving cavity, the covering assembly 100 is provided with a first through hole 110, the expansion assembly 200 is provided with a second through hole 210, the expansion assembly 200 has a rotating state and a fixed state relative to the covering assembly 100, when the expansion assembly 200 is in the rotating state relative to the covering assembly 100; the expansion assembly 200 can rotate relative to the cladding assembly 100, the first fastener 300 can penetrate through the first through hole 110 and extend into the second through hole 210, so that the expansion assembly 200 expands, the outer surface of the expansion assembly 200 abuts against the inner surface of the cladding assembly 100, the expansion assembly 200 is further fixed in the cladding assembly 100, and the expansion assembly 200 is in a fixed state relative to the cladding assembly 100, so that the fixing performance of the connection structure is improved, the stability of a mechanical structure is improved, and the failure rate is reduced.
Specifically, the expansion assembly 200 includes a first expansion piece 220 and a second expansion piece 230, the first expansion piece 220 is abutted with the second expansion piece 230, the first expansion piece 220 is provided with a first notch, the second expansion piece 230 is provided with a second notch, the first notch and the second notch enclose to form a second through hole, the first expansion piece 220 and the second expansion piece 230 have a rotating state and a fixed state relative to the sheathing assembly 100, and when the first expansion piece 220 and the second expansion piece 230 are in the rotating state, the first expansion piece 220 is abutted with the second expansion piece 230; the first fastener 300 extends into the second through hole 210 to move the first expansion member 220 and the second expansion member 230 away from each other, so that the outer surface of the first expansion member 220 and the outer surface of the second expansion member 230 are pressed against the inner surface of the sheathing assembly 100.
Further, the cladding assembly 100 includes a first cladding member 120 and a second cladding member 130, the first cladding member 120 abuts against the second cladding member 130, a third gap is opened on the first cladding member 120, a fourth gap is opened on the second cladding member 130, the third gap and the fourth gap surround the first through hole 110, and the first cladding member 120 and the second cladding member 130 surround the accommodating cavity.
In some embodiments, the connecting structure includes a fixing member 400, the fixing member 400 is disposed on a side of the first and second covering members 120 and 130 away from the expansion member 200, and the fixing member 400 is used to fix the first and second covering members 120 and 130 together.
Specifically, the fixing assembly 400 includes a base 410, the base 410 is provided with a groove, and the first covering member 120 and the second covering member 130 are jointly clamped in the groove.
In another embodiment, as shown in fig. 2, the second expansion member 230 may be a separate structure, and the second expansion member 230 is sleeved in the first expansion member 220.
Further, the fixing assembly 400 further includes a locking member 420 and a plurality of second fastening members 310, the locking member 420 is disposed on one side of the base 410 away from the first cladding member 120, the locking member 420 is provided with a plurality of first threaded holes, the base 410 is provided with a plurality of second threaded holes, the plurality of first threaded holes and the plurality of second threaded holes are in one-to-one correspondence, and the second fastening members 310 are inserted into the first threaded holes and the second threaded holes and screwed with the side walls of the first threaded holes and the side walls of the second threaded holes. The second fastener 310 is a threaded fastener.
In operation, when the first and second expansion members 220 and 230 are expanded, the first and second covering members 120 and 130 are compressed to expand the first and second covering members 120 and 130 outwardly. The first covering member 120 and the second covering member 130 are jointly clamped in the groove of the base 410, and the first covering member 120 and the second covering member 130 are tightly locked together by arranging the locking member 420 and the plurality of second fastening members 310.
In some embodiments, the connection structure further includes a third fastening member 320, the covering assembly 100 defines a third through hole opposite to the first through hole 110, the expansion assembly 200 defines a fourth through hole opposite to the second through hole 210, and the third fastening member 320 can penetrate through the third through hole and extend into the fourth through hole. By providing the third fastening member 320, the first fastening member 300 and the third fastening member 320 are engaged, so that both sides of the first expansion member 220 and the second expansion member 230 can be simultaneously expanded, thereby increasing the fixing property of the structure.
Specifically, the first fastener 300 and the third fastener 320 are tapered bolts, and the first through hole 110, the second through hole 210, the third through hole, and the fourth through hole are all tapered holes. During operation, the first expansion piece 220 abuts against the second expansion piece 230, the first covering piece 120 abuts against the second covering piece 130, the first expansion piece 220 and the second expansion piece 230 are accommodated in an accommodating cavity formed by enclosing the first covering piece 120 and the second covering piece 130 (the first covering piece 120 and the second covering piece 130 jointly cover the first expansion piece 220 and the second expansion piece 230), and the first expansion piece 220 and the second expansion piece 230 have freedom degrees relative to the first covering piece 120 and the second covering piece 130. When the fixing is required, the taper bolt is inserted through the taper holes of the first and second wrapping members 120 and 130 and then screwed into the taper holes of the first and second expansion members 220 and 230, so that the first and second expansion members 220 and 230 are expanded.
The portion of the expansion assembly 200 received in the receiving cavity has the shape of an elliptic cylinder or an elliptic ball.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A connecting structure is characterized by comprising a cladding component, an expansion component and a first fastener, wherein the cladding component is provided with an accommodating cavity, part of the expansion component is accommodated in the accommodating cavity, the cladding component is provided with a first through hole, and the expansion component is provided with a second through hole;
the expansion assembly has a rotating state and a fixed state relative to the cladding assembly, when the expansion assembly is in the rotating state relative to the cladding assembly, the expansion assembly can rotate relative to the cladding assembly, the first fastener can penetrate through the first through hole and extend into the second through hole so as to expand the expansion assembly, the outer surface of the expansion assembly abuts against the inner surface of the cladding assembly, the expansion assembly is further fixed in the cladding assembly, and the expansion assembly is in the fixed state relative to the cladding assembly.
2. The connecting structure according to claim 1, wherein the expansion assembly comprises a first expansion member and a second expansion member, the first expansion member and the second expansion member are abutted, the first expansion member is provided with a first notch, the second expansion member is provided with a second notch, and the first notch and the second notch enclose the second through hole;
the first expansion piece and the second expansion piece have a rotating state and a fixed state relative to the sheathing assembly, and the first expansion piece and the second expansion piece are abutted when the first expansion piece and the second expansion piece are in the rotating state; the first fastener extends into the second through hole to enable the first expansion piece and the second expansion piece to be away from each other, so that the outer surface of the first expansion piece and the outer surface of the second expansion piece are abutted against the inner surface of the cladding piece.
3. The connecting structure according to claim 1, wherein the covering assembly includes a first covering member and a second covering member, the first covering member abuts against the second covering member, the first covering member defines a third gap, the second covering member defines a fourth gap, the third gap and the fourth gap surround the first through hole, and the first covering member and the second covering member surround the accommodating cavity.
4. The connection structure according to claim 3, comprising a fixing member provided on a side of the first and second sheathing members remote from the expansion member, the fixing member being for fixing the first and second sheathing members together.
5. The connecting structure of claim 4, wherein the fixing component comprises a base, the base is provided with a groove, and the first wrapping member and the second wrapping member are clamped in the groove together.
6. The connecting structure according to claim 5, wherein the fixing assembly further comprises a locking member and a plurality of second fastening members, the locking member is disposed on a side of the base away from the first covering member, the locking member is provided with a plurality of first threaded holes, the base is provided with a plurality of second threaded holes, the plurality of first threaded holes and the plurality of second threaded holes correspond to each other one by one, and the second fastening members are inserted into the first threaded holes and the second threaded holes and screwed with side walls of the first threaded holes and side walls of the second threaded holes.
7. The connection according to claim 6, wherein the second fastener is a threaded fastener.
8. The connecting structure of claim 1, further comprising a third fastening member, wherein the covering member defines a third through hole opposite to the first through hole, the expansion member defines a fourth through hole opposite to the second through hole, and the third fastening member can penetrate through the third through hole and extend into the fourth through hole.
9. The connecting structure according to claim 8, wherein the first and third fasteners are tapered bolts, and the first through hole, the second through hole, the third through hole, and the fourth through hole are all tapered holes.
10. The connecting structure according to claim 1, wherein the portion of the expansion member received in the receiving chamber has a shape of an elliptic cylinder or an elliptic ball.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110795628.5A CN113483013A (en) | 2021-07-14 | 2021-07-14 | Connecting structure |
| US17/398,926 US11815116B2 (en) | 2021-07-14 | 2021-08-10 | Connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110795628.5A CN113483013A (en) | 2021-07-14 | 2021-07-14 | Connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113483013A true CN113483013A (en) | 2021-10-08 |
Family
ID=77938714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110795628.5A Pending CN113483013A (en) | 2021-07-14 | 2021-07-14 | Connecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113483013A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119860754A (en) * | 2025-03-25 | 2025-04-22 | 西安天和激光仪器有限责任公司 | Laser line module structure |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201897054U (en) * | 2010-11-04 | 2011-07-13 | 王金祥 | Tripod with swinging center shaft |
| US20130172934A1 (en) * | 2011-12-30 | 2013-07-04 | Blackstone Medical, Inc. | Multi-axial spinal cross connecting device |
| KR101334300B1 (en) * | 2012-07-31 | 2013-11-27 | (주)메디쎄이 | Vertebral body replacement |
| KR20180055567A (en) * | 2016-11-17 | 2018-05-25 | 덴탈에이스 주식회사 | Ball joint assy |
| TWM584378U (en) * | 2019-05-03 | 2019-10-01 | 保捷車材有限公司 | Steering connection seat |
| CN215861289U (en) * | 2021-07-14 | 2022-02-18 | 义乌市宝梭网络科技有限公司 | Connecting structure |
-
2021
- 2021-07-14 CN CN202110795628.5A patent/CN113483013A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201897054U (en) * | 2010-11-04 | 2011-07-13 | 王金祥 | Tripod with swinging center shaft |
| US20130172934A1 (en) * | 2011-12-30 | 2013-07-04 | Blackstone Medical, Inc. | Multi-axial spinal cross connecting device |
| KR101334300B1 (en) * | 2012-07-31 | 2013-11-27 | (주)메디쎄이 | Vertebral body replacement |
| KR20180055567A (en) * | 2016-11-17 | 2018-05-25 | 덴탈에이스 주식회사 | Ball joint assy |
| TWM584378U (en) * | 2019-05-03 | 2019-10-01 | 保捷車材有限公司 | Steering connection seat |
| CN215861289U (en) * | 2021-07-14 | 2022-02-18 | 义乌市宝梭网络科技有限公司 | Connecting structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119860754A (en) * | 2025-03-25 | 2025-04-22 | 西安天和激光仪器有限责任公司 | Laser line module structure |
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