CN114498090A - Connecting structure between conductive component and conductive piece - Google Patents
Connecting structure between conductive component and conductive piece Download PDFInfo
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- CN114498090A CN114498090A CN202111574496.XA CN202111574496A CN114498090A CN 114498090 A CN114498090 A CN 114498090A CN 202111574496 A CN202111574496 A CN 202111574496A CN 114498090 A CN114498090 A CN 114498090A
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- 238000004519 manufacturing process Methods 0.000 abstract description 7
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- 238000007906 compression Methods 0.000 description 5
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/10—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation
- H01R4/18—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping
- H01R4/20—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping using a crimping sleeve
Abstract
The invention relates to the technical field of manufacturing of conductive components, and provides a conductive component and a connecting structure between conductive components, wherein the conductive component comprises a second conductive component and a first conductive component for fixing to the end part of the second conductive component; the conductive assembly further comprises a wedge block axially disposed between the plug section and the jack section along the second conductive member; the outer peripheral surface of the plug section is provided with a clamping groove, the end surfaces of the plug section and the jack section which are oppositely arranged when the plug section and the jack section are plugged are provided with contraction rings or a plurality of bending sheets which are arranged at intervals along the circumferential direction, and the radial outer sides of the contraction rings or the bending sheets are provided with adaptive spaces for inserting wedge blocks; the wedge-shaped block is used for being pressed into the adaptive space by the plug section or the jack section which is back to the small end of the wedge-shaped block when the plug section and the jack section are plugged, and the contraction ring or the bending piece is bent by the inclined plane and enters the clamping groove to form an axial stop with the clamping groove.
Description
Technical Field
The invention relates to the technical field of manufacturing of conductive components, in particular to a connecting structure between conductive pieces in a conductive component.
Background
At present, a conducting rod is generally formed by welding a connector and a rod body, the welding process flow is complex, the manufacturing cost is high, in the welding process, noise is large, electromagnetic radiation and light radiation are large, more metal dust and smoke dust can be generated, and the physical and mental health of the environment and workers is influenced.
CN111370876A patent document discloses a connection structure of a conductive rod and an electrical connection device, which includes a contact seat conductive tube and a contact seat, the end of the contact seat conductive tube is provided with a contact compression deformation section, the contact compression deformation section is provided with an insertion hole, the inner peripheral surface of the insertion hole is provided with an annular protrusion, the end of the contact seat is provided with an insertion section, the outer peripheral surface of the insertion section is provided with a contact seat ring groove, when connecting, the contact seat serves as a joint, the contact seat conductive tube serves as a rod body, the insertion section of the contact seat is inserted into the insertion hole of the contact conductive tube, the contact compression deformation section expands outward, so that the annular protrusion is located in the contact seat ring groove, and axial spacing between the contact seat and the contact conductive tube is realized.
Although the connecting structure can realize the axial spacing between the contact seat and the contact conductive tube in a non-welding mode, after the contact crimping deformation section of the contact conductive tube is deformed under pressure, the radial size of the contact crimping deformation section can shrink, so that the shape of the outer peripheral surface of the conductive rod is uneven, the electric field at the position is uneven, and the insulation performance is affected. The above-mentioned problems also exist with respect to connections between other conductive components on the high voltage device.
Disclosure of Invention
The invention aims to provide a conductive assembly to solve the technical problem of uneven electric field caused by uneven joints among conductive pieces in the prior art. The invention also provides a connecting structure between the conductive pieces, which solves the technical problem of uneven electric field caused by uneven connection between the conductive pieces in the prior art.
In order to achieve the purpose, the technical scheme of the conductive component provided by the invention is as follows: the conductive assembly comprises a second conductive piece and a first conductive piece fixed to the end part of the second conductive piece, wherein one of the second conductive piece and the first conductive piece is provided with a plug section, and the other one is provided with a jack section for the plug section to insert; the conductive assembly further comprises a wedge block axially arranged between the plug section and the jack section along the second conductive piece; the outer peripheral surface of the plug section is provided with a clamping groove, the end surfaces of the plug section and the jack section which are oppositely arranged when the plug section and the jack section are plugged are provided with contraction rings or a plurality of bending sheets which are arranged at intervals along the circumferential direction, and the radial outer sides of the contraction rings or the bending sheets are provided with adaptive spaces for inserting wedge blocks; or, the inner wall of the jack section is provided with a clamping groove, the end faces of the plug section, which are oppositely arranged when the plug section and the jack section are plugged, are provided with contraction rings or a plurality of bending sheets which are arranged at intervals along the circumferential direction, and the radial inner sides of the contraction rings or the bending sheets are provided with adaptive spaces for inserting the wedge blocks; when the plug section and the jack section are in an inserting state, the shrink ring or the bending piece corresponds to the clamping groove along the radial direction of the plug section; and one side of the wedge-shaped block, which faces the shrink ring or the bending piece, is provided with an inclined plane, and the inclined plane is used for being pressed into the adaptive space by the plug section or the jack section, which is back to the small end of the wedge-shaped block, when the plug section and the jack section are plugged, and bending the shrink ring or the bending piece by the inclined plane and enabling the shrink ring or the bending piece to enter the clamping groove so as to form an axial stop with the clamping groove.
The beneficial effects are that: the conductive assembly provided by the invention is characterized in that one of the outer peripheral surface of the plug section or the inner wall surface of the jack section is provided with a clamping groove, the other is provided with a contraction ring or a bending piece, the wedge-shaped block provided with an inclined plane is pressed into the adaptation space by the end surface of the plug section or the jack section, the inclined plane presses the contraction ring or the bending piece into the clamping groove to realize the axial limit between the second conductive piece and the first conductive piece, compared with the uneven joint of the second conductive piece and the first conductive piece in the prior art, the bending deformation of the contraction ring or the bending piece is realized by the wedge-shaped block inserted into the adaptation space in the first conductive piece instead of only depending on the compression joint of the second conductive piece and the first conductive piece on the outer peripheral surface, the deformation part is positioned in the first conductive piece, which is beneficial to ensuring that the second conductive piece and the first conductive piece can keep the shape before connection after connection, and then can be favorable to avoiding the electric field change, be favorable to improving the insulating properties between the first electrically conductive piece and the second electrically conductive piece.
As a further improvement, a wedge block mounting groove is arranged on the end face, opposite to the opening of the adapting space, of the second conductive piece or the first conductive piece, and the corresponding end of the wedge block is embedded and positioned.
The beneficial effects are that: the wedge block mounting groove can be used for limiting the wedge block mounted in the wedge block mounting groove in the radial direction, so that the wedge block is prevented from moving, and the wedge block is guaranteed to be stably inserted into the adaptive space.
As a further improvement, the adapting space forms a flaring structure for guiding the wedge-shaped block to enter.
The beneficial effects are that: the flaring structure can guide the wedge block to enter the adaptation space, avoids the wedge block to support the terminal surface of plug section or jack section, is favorable to guaranteeing to insert going on smoothly of process of closing.
As a further improvement, one side of the wedge-shaped block, which is far away from the clamping groove, is a straight surface; the side wall of the adaptive space far away from the contraction ring or the bending piece is a straight wall, a guide slope surface is arranged at the opening, and/or a guide slope surface is arranged on one side, back to the slope, of the front end of the wedge-shaped block.
The beneficial effects are that: the inclined plane is arranged on one side, close to the clamping groove, of the wedge-shaped block, so that the inclined plane can directly act on the contraction ring or the bending piece, the bending efficiency of the contraction ring or the bending piece can be improved, the supporting area of the wedge-shaped block and the adaptive space is increased, and the inclined plane can generate enough crimping force for the contraction ring or the bending piece.
As a further improvement, the wedge block is an annular wedge corresponding to the fitting space.
The beneficial effects are that: the annular wedge block is convenient to manufacture, can be integrally installed during installation, does not need to consider the specific position of a shrinkage ring or a bending piece, and is favorable for improving the installation efficiency of the wedge block.
As a further improvement, the clamping groove is of an annular structure.
The beneficial effects are that: the annular clamping groove is convenient to manufacture and connect.
As a further improvement, the plug section and the jack section are in interference fit.
The beneficial effects are that: the plug section is in interference fit with the jack section, so that the connection strength and the current through-current capacity between the plug section and the jack section are further improved.
As a further improvement, the plug section is arranged on the first conductive piece, a stepped shaft section is arranged at one end, away from the second conductive piece, of the first conductive piece when the plug section is used, a stepped hole section corresponding to the stepped shaft section is arranged on the second conductive piece, and the stepped shaft section is in interference fit with the stepped hole section.
The beneficial effects are that: the arrangement of the stepped shaft section is favorable for increasing the area of interference fit between the second conductive piece and the first conductive piece, and is favorable for further improving the connection strength and the current flow capacity of the second conductive piece and the first conductive piece.
As a further improvement, the outer diameter of the joint of the second conductive member and the first conductive member is equal.
The beneficial effects are that: the outer diameter of the butt joint of the second conductive piece and the first conductive piece is equal, so that the generation of a tip end is favorably avoided, the electric field at the joint is uniform, and the through-current capacity is favorably further improved.
The technical scheme of the connecting structure between the conductive pieces provided by the invention is as follows: the connecting structure between the conducting pieces comprises a second conducting piece and a first conducting piece fixed at the end part of the second conducting piece, wherein one of the second conducting piece and the first conducting piece is provided with a plug section, and the other one is provided with a jack section for the plug section to insert; the conductive assembly further comprises a wedge block axially arranged between the plug section and the jack section along the second conductive piece; the outer peripheral surface of the plug section is provided with a clamping groove, the end surfaces of the plug section and the jack section which are oppositely arranged when the plug section and the jack section are plugged are provided with contraction rings or a plurality of bending sheets which are arranged at intervals along the circumferential direction, and the radial outer sides of the contraction rings or the bending sheets are provided with adaptive spaces for inserting wedge blocks; or, the inner wall of the jack section is provided with a clamping groove, the end faces of the plug section, which are oppositely arranged when the plug section and the jack section are plugged, are provided with contraction rings or a plurality of bending sheets which are arranged at intervals along the circumferential direction, and the radial inner sides of the contraction rings or the bending sheets are provided with adaptive spaces for inserting the wedge blocks; when the plug section and the jack section are in an inserting state, the shrink ring or the bending piece corresponds to the clamping groove along the radial direction of the plug section; the wedge-shaped block is provided with an inclined plane on one side facing the contraction ring or the bending piece, when the plug section is inserted into the jack section, the plug section or the jack section which is back to the small end of the wedge-shaped block is pressed into the adaptive space, and the contraction ring or the bending piece is bent by the inclined plane and enters the clamping groove to form an axial stop with the clamping groove.
The beneficial effects are that: the invention provides a connecting structure between conducting pieces, wherein a clamping groove is arranged on one of the outer peripheral surface of a plug section or the inner wall surface of a jack section, a contraction ring or a bending piece is arranged on the other, a wedge-shaped block provided with an inclined plane is pressed into an adaptation space by the end surface of the plug section or the jack section, the inclined plane presses the contraction ring or the bending piece into the clamping groove to realize the axial limit between a second conducting piece and a first conducting piece, compared with the uneven joint of the second conducting piece and the first conducting piece after the second conducting piece is spliced in the prior art, the bending deformation of the contraction ring or the bending piece is realized by the wedge-shaped block inserted into the adaptation space in the first conducting piece instead of only depending on the compression joint between the second conducting piece and the first conducting piece on the outer peripheral surface, the deformation part is positioned in the first conducting piece, which is favorable for ensuring that the second conducting piece and the first conducting piece can keep the shape before connection after connection, and then can be favorable to avoiding the electric field change, be favorable to improving the insulating properties between the first electrically conductive piece and the second electrically conductive piece.
As a further improvement, a wedge block mounting groove is arranged on the end face, opposite to the opening of the adapting space, of the second conductive piece or the first conductive piece, and the corresponding end of the wedge block is embedded and positioned.
The beneficial effects are that: the wedge block mounting groove can be used for limiting the wedge block mounted in the wedge block mounting groove in the radial direction, so that the wedge block is prevented from moving, and the wedge block is guaranteed to be stably inserted into the adaptive space.
As a further improvement, the fitting space forms a flaring structure for guiding the wedge block into.
The beneficial effects are that: the flaring structure can guide the wedge block to enter the adaptation space, avoids the wedge block to support the terminal surface of plug section or jack section, is favorable to guaranteeing to insert going on smoothly of process of closing.
As a further improvement, one side of the wedge-shaped block, which is far away from the clamping groove, is a straight surface; the side wall of the adaptive space far away from the contraction ring or the bending piece is a straight wall, a guide slope surface is arranged at the opening, and/or a guide slope surface is arranged on one side, back to the slope, of the front end of the wedge-shaped block.
The beneficial effects are that: the inclined plane is arranged on one side, close to the clamping groove, of the wedge-shaped block, so that the inclined plane can directly act on the contraction ring or the bending piece, the bending efficiency of the contraction ring or the bending piece can be improved, the supporting area of the wedge-shaped block and the adaptive space is increased, and the inclined plane can generate enough crimping force for the contraction ring or the bending piece.
As a further improvement, the wedge block is an annular wedge corresponding to the fitting space.
The beneficial effects are that: the annular wedge block is convenient to manufacture, can be integrally installed during installation, does not need to consider the specific position of a shrinkage ring or a bending piece, and is favorable for improving the installation efficiency of the wedge block.
As a further improvement, the clamping groove is of an annular structure.
The beneficial effects are that: the annular clamping groove is convenient to manufacture and connect.
As a further improvement, the plug section and the jack section are in interference fit.
The beneficial effects are that: the plug section is in interference fit with the jack section, so that the connection strength and the current through-current capacity between the plug section and the jack section are further improved.
As a further improvement, the plug section is arranged on the first conductive piece, a stepped shaft section is arranged at one end, away from the second conductive piece, of the first conductive piece when the plug section is used, a stepped hole section corresponding to the stepped shaft section is arranged on the second conductive piece, and the stepped shaft section is in interference fit with the stepped hole section.
The beneficial effects are that: the arrangement of the stepped shaft section is favorable for increasing the area of interference fit between the second conductive piece and the first conductive piece, and is favorable for further improving the connection strength and the current flow capacity of the second conductive piece and the first conductive piece.
As a further improvement, the outer diameter of the joint of the second conductive member and the first conductive member is equal.
The beneficial effects are that: the outer diameter of the butt joint of the second conductive piece and the first conductive piece is equal, so that the generation of a tip end is favorably avoided, the electric field at the joint is uniform, and the through-current capacity is favorably further improved.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of a connection structure between conductive members according to the present invention;
fig. 2 is a schematic structural diagram of the first conductive member in fig. 1;
FIG. 3 is a schematic structural diagram of a second conductive member in FIG. 1;
FIG. 4 is a side view of FIG. 3;
FIG. 5 is a schematic view of the wedge block of FIG. 1;
fig. 6 is a schematic structural diagram of a second connection structure between conductive members according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a third connection structure between conductive members according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram of a fourth connection structure between conductive members according to an embodiment of the present invention.
Description of reference numerals: 1. a first conductive member; 2. a second conductive member; 3. a stepped shaft section; 4. a stepped bore section; 5. a wedge block; 6. a jack section; 7. a plug section; 8. adapting a space; 9. bending the sheet; 10. a card slot; 11. a wedge block mounting groove; 12. a bevel.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
It is to be noted that, in the embodiments of the present invention, relational terms such as "first" and "second", and the like, which may be present in the embodiments, are only used for distinguishing one entity or operation from another entity or operation, and do not necessarily require or imply that such actual relationships or orders between the entities or operations exist. Also, terms such as "comprises," "comprising," or any other variation thereof, which may be present, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, the appearances of the phrase "comprising an … …" or similar limitation may be present without necessarily excluding the presence of additional identical elements in the process, method, article, or apparatus that comprises the same elements.
In the description of the present invention, unless otherwise explicitly specified or limited, terms such as "mounted," "connected," and "connected" that may be present are to be construed broadly, e.g., as a fixed connection, a releasable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art from specific situations.
In the description of the present invention, unless otherwise specifically stated or limited, the term "provided" may be used in a broad sense, for example, the object of "provided" may be a part of the body, or may be arranged separately from the body and connected to the body, and the connection may be detachable or non-detachable. The specific meaning of the above terms in the present invention can be understood by those skilled in the art from specific situations.
The present invention will be described in further detail with reference to examples.
as shown in fig. 1, the connection structure between the conductive members is formed by assembling conductive members including a second conductive member 2 and a first conductive member 1. In this embodiment, the first conductive member 1 is a joint of a conductive rod, and the second conductive member 2 is a rod body of the conductive rod.
The second conductive member 2 is inserted and sleeved together with the first conductive member 1 in an interference fit manner, specifically, as shown in fig. 2, the first conductive member 1 sequentially includes a large diameter section, a medium diameter section and a small diameter section from left to right; as shown in fig. 3, the second conductive member 2 is a tubular structure, and includes a large-diameter section and a small-diameter section sequentially from left to right, the inner diameter of the large-diameter section is adapted to the outer diameter of the middle-diameter section of the first conductive member 1, and the inner diameter of the small-diameter section is adapted to the outer diameter of the small-diameter section of the first conductive member 1. When the connection is performed, the small diameter section is inserted into the small diameter section as the plug section 7, the medium diameter section is inserted into the large diameter section as the stepped shaft section 3, the small diameter section is used as the jack section 6, and the large diameter section is used as the stepped hole section 4.
As shown in fig. 4, an annular groove is formed in the front end surface of the large-aperture section of the second conductive member 2, the annular groove has a certain depth, and four circular arc-shaped bent pieces 9 are arranged on the bottom wall of the groove at positions close to the inner wall surface of the jack section 6. The rear end face of the stepped shaft section 3 of the first conductive piece 1 is provided with an annular wedge block mounting groove 11 at the root of the plug section 7, and an annular clamping groove 10 is arranged at the root of the plug section 7; an annular wedge block 5 is arranged between the stepped shaft section 3 and the stepped hole section 4, as shown in fig. 5, the front side of the inner peripheral surface of the wedge block 5 is an inclined surface 12, an annular groove forms an adaptive space 8 for installing the wedge block 5, when the wedge block 5 is installed, the front side of the wedge block 5 is inserted into the adaptive space 8, and in the process of inserting the wedge block 5, the inclined surface 12 of the wedge block 5 drives the bending piece 9 to bend, so that the bending piece 9 is inserted into the clamping groove 10 of the plug section 7 to form an axial stop with the clamping groove 10, and the first conductive member 1 is prevented from falling off from the second conductive member 2 along the axial direction. The adaptation space 8 is provided with guide ramps at the openings of the side walls remote from the plug section 7 to form an annular flaring for guiding the insertion of the wedge-shaped blocks 5.
When the second conductive piece 2 is connected with the first conductive piece 1, the rear side of the annular wedge block 5 is inserted into the annular wedge block mounting groove 11 of the first conductive piece 1, then the plug section 7 of the first conductive piece 1 is inserted into the jack section 6 of the second conductive piece 2, so that the front side of the wedge block 5 is aligned to be inserted into the adaptation space 8 of the second conductive piece 2, in the process that the first conductive piece 1 pushes the wedge block 5 to move towards the second conductive piece 2, the stepped shaft section 3 applies thrust to the wedge block 5, the inclined surface 12 of the wedge block 5 drives the bending piece 9 to bend, the bending piece 9 is inserted into the clamping groove 10 of the plug section 7, and the connection between the second conductive piece 2 and the first conductive piece 1 is realized.
The invention provides a connecting structure between conducting pieces, wherein a clamping groove 10 is arranged on one of the outer peripheral surface of a plug section 7 or the inner wall surface of a jack section 6, a contraction ring or a bending piece 9 is arranged on the other, and in the process of bending and inserting a wedge-shaped block 5 provided with an inclined surface 12 into an adaptive space 8, the inclined surface 12 presses the contraction ring or the bending piece 9 into the clamping groove 10 to realize the axial limit between a second conducting piece 2 and a first conducting piece 1, compared with the prior art that after the second conducting piece 2 is spliced with the first conducting piece 1, the deformation section on the second conducting piece 2 expands outwards, the bending deformation of the contraction ring or the bending piece 9 is realized by the wedge-shaped block 5 inserted into the adaptive space 8, and is not only dependent on the extrusion between the second conducting piece 2 and the first conducting piece 1, which is beneficial to ensuring that the second conducting piece 2 and the first conducting piece 1 can keep the shape before connection after connection, and further, the change of an electric field can be avoided, and the insulating property between the second conductive piece 2 and the first conductive piece 1 can be improved.
the present embodiment is different from embodiment 1 in that: in embodiment 1, the second conductive member 2 is provided with a jack section 6, and the first conductive member 1 is provided with a plug section 7. In this embodiment, as shown in fig. 6, a plug section 7 is disposed on the second conductive member 2, a socket section 6 is disposed on the first conductive member 1, a bending piece 9 is disposed at an end of the plug section 7 of the second conductive member 2, an annular groove is disposed on a radial inner side of the bending piece 9 to form an adaptive space 8 for mounting the wedge 5, an annular clamping groove 10 is disposed on an inner wall surface of the socket section 6 of the first conductive member 1, and an annular wedge mounting groove 11 is disposed on an end surface of the socket section 6 of the first conductive member 1 opposite to the plug section 7.
the present embodiment is different from embodiment 2 in that: in embodiment 2, an annular wedge mounting groove 11 is formed on an end surface of the first conductive member 1 section of the first conductive member 1 opposite to the annular fitting space 8 of the second conductive member 2, so that the rear side of the wedge 5 is inserted when the wedge is mounted. In the embodiment, as shown in fig. 7, the wedge mounting groove 11 is not disposed on the end surface of the first conductive member 1 opposite to the annular adapting space 8 on the second conductive member 2, and when connecting, the end surface of the first conductive member 1 facing the second conductive member 2 pushes the wedge 5 to insert into the adapting space 8.
the present embodiment is different from embodiment 1 in that: in embodiment 1, the outer peripheral surface of the plug section 7 of the first conductive member 1 is provided with an annular locking groove 10, and the end surface of the jack section 6 of the second conductive member 2 is provided with a bent piece 9. In this embodiment, as shown in fig. 8, an annular groove is formed on an inner wall of the insertion hole section 6 of the second conductive member 2, a bending piece 9 is disposed at an end of the plug section 7 of the first conductive member 1, an annular groove is formed on the plug section 7 at a radial inner side of the bending piece 9 to form an adaptation space 8, a wedge mounting groove 11 is disposed at a position of the insertion hole end of the second conductive member 2 opposite to the annular groove, when mounting, the wedge 5 is inserted into the wedge mounting groove 11, then the plug section 7 of the first conductive member 1 is inserted into the insertion hole section 6 of the second conductive member 2, so that a front end of the wedge 5 is gradually inserted into the adaptation space 8, and in a process of advancing the first conductive member 1, an inclined surface 12 of the wedge 5 drives the bending piece 9 to deform, and the bending piece 9 is inserted into a clamping groove 10 of the second conductive member 2.
the present embodiment is different from embodiment 1 in that: in embodiment 1, the outer peripheral surface of the plug section 7 of the first conductive member 1 is provided with an annular slot 10, and the end surface of the second conductive member 2 is provided with a bent piece 9 for being inserted into the slot 10. In this embodiment, an annular shrink ring is disposed on an end surface of the plug section 6 of the second conductive member 2, and the annular wedge 5 drives the shrink ring to radially shrink in the process of entering the fitting space 8 on the second conductive member 2 so as to be inserted into the slot 10 on the plug section 7 of the first conductive member 1.
the present embodiment is different from embodiment 1 in that: in embodiment 1, the side wall of the fitting space 8 of the second conductor 2, which is far from the plug section 7, is an inclined wall. In this embodiment, the side wall of the fitting space 8 of the second conductive member 2 away from the plug section 7 is a straight wall.
the present embodiment is different from embodiment 1 in that: in embodiment 1, the plug section 7 of the first conductive member 1 is provided with a locking groove 10 on its outer circumferential surface. In this embodiment, four fan-shaped slots 10 are formed in the outer peripheral surface of the plug section 7 of the first conductive member 1, and the fan-shaped slots 10 are circumferentially spaced and correspond to the arc-shaped bent pieces 9 one by one.
the present embodiment is different from embodiment 1 in that: in embodiment 1, the first conductive member 1 is a joint of a conductive rod, and the second conductive member 2 is a rod body of the conductive rod. In this embodiment, the first conductive member 1 and the second conductive member 2 may be two rod bodies butted to each other in a high voltage device.
The invention also provides embodiments of a conductive assembly:
the structure of the conductive element in this embodiment is the same as the structure of the conductive element after assembly of the connection structure between the conductive elements in embodiment 1, and details are not repeated here.
Of course, in other embodiments, the structure of the conductive element in any one of embodiments 2 to 8 of the connection structure between the conductive elements may also be used as the conductive element, and will not be described herein again.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention, the scope of the present invention is defined by the appended claims, and all changes in the structure equivalent to the content of the description and the drawings of the present invention should be considered as being included in the scope of the present invention.
Claims (10)
1. The conductive assembly comprises a second conductive piece (2) and a first conductive piece (1) fixed to the end part of the second conductive piece (2), wherein one of the second conductive piece (2) and the first conductive piece (1) is provided with a plug section (7), and the other one is provided with a jack section (6) for the plug section (7) to insert; the conductive assembly is characterized by further comprising a wedge-shaped block (5) which is arranged between the plug section (7) and the jack section (6) along the axial direction of the second conductive piece (2); clamping grooves (10) are formed in the outer peripheral surface of the plug section (7), shrinkage rings or a plurality of bending pieces (9) which are arranged at intervals along the circumferential direction are arranged on the end surfaces, which are arranged oppositely, of the plug section (6) when the plug section (7) and the plug section (6) are inserted, on the plug section (6), and adaptive spaces (8) for inserting the wedge blocks (5) are formed in the radial outer sides of the shrinkage rings or the bending pieces (9); or the inner wall of the jack section (6) is provided with a clamping groove (10), the end face of the plug section (7) which is arranged oppositely when the plug section (7) and the jack section (6) are inserted is provided with a contraction ring or a plurality of bending sheets (9) which are arranged at intervals along the circumferential direction, and the radial inner side of the contraction ring or the bending sheet (9) is provided with an adaptive space (8) for inserting the wedge block (5); when the plug section (7) and the jack section (6) are in an inserting state, the shrink ring or the bending piece (9) corresponds to the clamping groove (10) along the radial direction of the plug section (7); one side of the wedge-shaped block (5) facing the contraction ring or the bending piece (9) is provided with an inclined plane (12) for being pressed into the adaptation space (8) by the plug section (7) or the jack section (6) of the small end of the wedge-shaped block (5) when the plug section (7) is plugged with the jack section (6), and the contraction ring or the bending piece (9) is bent by the inclined plane (12) and enters the clamping groove (10) to form an axial stop with the clamping groove (10).
2. The conducting assembly according to claim 1, characterized in that the end surface of the second conducting member (2) or the first conducting member (1) arranged opposite to the opening of the adapting space (8) is provided with a wedge mounting groove (11) for the insertion and positioning of the corresponding end of the wedge block (5).
3. The assembly according to claim 1 or 2, characterized in that the fitting space (8) forms a flaring for guiding the wedge-shaped block (5) in.
4. The conductive assembly according to claim 1 or 2, characterized in that the wedge-shaped block (5) is straight on the side away from the slot (10); the side wall of the adaptation space (8) far away from the contraction ring or the bending piece (9) is a straight wall, a guide slope surface is arranged at the opening, and/or a guide slope surface is arranged on one side of the front end of the wedge-shaped block (5) back to the inclined surface (12).
5. The assembly according to claim 1 or 2, characterized in that the wedge-shaped block (5) is an annular wedge corresponding to the fitting space (8).
6. The conductive assembly of claim 1 or 2, wherein the card slot (10) is of annular configuration.
7. The conductive assembly of claim 1 or 2, wherein the plug section (7) is an interference fit with the receptacle section (6).
8. The conductive assembly according to claim 1 or 2, wherein the plug section (7) is disposed on the first conductive member (1), a stepped shaft section (3) is disposed on the first conductive member (1) at an end of the plug section (7) away from the second conductive member (2) in use, a stepped hole section (4) corresponding to the stepped shaft section (3) is disposed on the second conductive member (2), and the stepped shaft section (3) and the stepped hole section (4) are in interference fit.
9. The conductive assembly according to claim 1 or 2, characterized in that the outer diameter of the interface of the second conductive member (2) and the first conductive member (1) is equal.
10. Connection structure between conducting members, characterized in that the connection structure is formed by a conducting component according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111574496.XA CN114498090A (en) | 2021-12-21 | 2021-12-21 | Connecting structure between conductive component and conductive piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111574496.XA CN114498090A (en) | 2021-12-21 | 2021-12-21 | Connecting structure between conductive component and conductive piece |
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| CN114498090A true CN114498090A (en) | 2022-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111574496.XA Pending CN114498090A (en) | 2021-12-21 | 2021-12-21 | Connecting structure between conductive component and conductive piece |
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