CN210692863U - High-pressure cylinder penetrating connector suitable for large wire diameter - Google Patents
High-pressure cylinder penetrating connector suitable for large wire diameter Download PDFInfo
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- CN210692863U CN210692863U CN201921630088.XU CN201921630088U CN210692863U CN 210692863 U CN210692863 U CN 210692863U CN 201921630088 U CN201921630088 U CN 201921630088U CN 210692863 U CN210692863 U CN 210692863U
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Abstract
The utility model relates to a jar connector is worn to high pressure suitable for big line footpath for the cable to big line footpath shields in the car, including the shielding return circuit subassembly, the protection lid subassembly, outer shield ring, a housing, peripheral sealing ring, cable sealing ring and binding post, the cable sealing ring is established to the cable overcoat, and pass the protection lid subassembly in proper order, a housing, shielding return circuit subassembly back and binding post crimping, the casing is installed on car interior battery package shell, peripheral sealing ring cover is established at the casing outsidely, the shielding return circuit subassembly is including the shielding terminal of equipment together, keep hasp and interior shield ring, the shielding terminal adopts the hard interference mode of buckle with keeping the hasp to be connected, on the shielding ring including the shielding terminal cover, interior shield ring adopts the crimping mode with outer shield ring to be connected, the shielding terminal contacts with car interior battery package shell. Compared with the prior art, the utility model has the advantages of stable in structure, resistance is less, and the contact is reliable and stable.
Description
Technical Field
The utility model relates to a high pressure wears jar to connect and inserts the device, especially relates to a jar connector is worn to high pressure suitable for big line footpath.
Background
Aiming at the scheme of a high-voltage large-wire-diameter cylinder-penetrating connector, most of shielding schemes of products in the existing market adopt a mode of directly welding or soldering a braided fabric to a shield or directly curling the braided fabric to a connector shell to realize shielding of an electric connector, and the schemes are not firm enough, have poor shock resistance and cannot bear shock and temperature change in the field of automobile application. Meanwhile, most of the shielded cables in the prior art have too high resistance to the connection between the shields, and the cables are easy to twist, and for the cables with large wire diameters, the cables have higher requirements on the resistance.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a high pressure that is applicable to big line footpath wears jar connector in order to overcome the defect that above-mentioned prior art exists.
The purpose of the utility model can be realized through the following technical scheme:
a high-voltage cylinder-penetrating connector suitable for large wire diameter is used for shielding a cable with large wire diameter in an automobile, the plug connector comprises a shielding loop component, a protective cover component, an outer shielding ring, a shell, a peripheral sealing ring, a cable sealing ring and a wiring terminal, wherein the cable sealing ring is sleeved outside the cable, and sequentially penetrates through the protective cover component, the shell and the shielding loop component and then is pressed with the connecting terminal, the shell is arranged on the battery pack shell in the vehicle, the peripheral sealing ring is sleeved outside the shell, the shielding loop component comprises a shielding terminal, a retaining lock catch and an inner shielding ring which are assembled together, the shielding terminal and the retaining lock catch are in hard interference connection by adopting a buckle, the shielding terminal is sleeved on the inner shielding ring, the inner shielding ring and the outer shielding ring are connected in a crimping mode, and the shielding terminal is in contact with the battery pack shell in the vehicle.
Preferably, the shielding terminal is of an annular structure, the outer ring of the shielding terminal is uniformly provided with a plurality of outer contact elastic arms which are in radial contact with the mounting interface, the inner ring of the shielding terminal is uniformly provided with a plurality of inner contact elastic arms which are in contact with the inner shielding ring, and the inner contact elastic arms are embedded between the inner shielding ring and the retaining latch.
Preferably, the inner diameter of the outer shielding ring is larger than the outer diameter of the inner shielding ring, the inner shielding ring is of a two-layer step-shaped structure, after the inner shielding ring is inserted into the retaining latch, the head with the small outer diameter extends out of the retaining latch, the outer shielding ring is sleeved on the head, the shielding terminal sleeve is arranged around the tail with the large outer diameter of the inner shielding ring and is fastened and connected through the buckle, the inner contact elastic arm is embedded between the tail and the retaining latch, the outer edge of the tail is provided with a protruding annular flange for protecting the shielding terminal, and the annular width of the annular flange is larger than the width of the inner contact elastic arm embedded between the inner shielding ring and the retaining latch.
Preferably, the shielding layer braided net of the cable is arranged between the inner shielding ring and the outer shielding ring, the end part of the shielding layer braided net is arranged on the annular flange plate, and the inner shielding ring is in compression joint with the outer shielding ring.
Preferably, the inner shielding ring and the outer shielding ring are in a hexagonal annular structure after being pressed and connected.
Preferably, the protective cover assembly comprises an insertion latch and a protective cover, the end of the protective cover is connected with the insertion latch, a latch hook matched with the insertion latch is arranged on the inner surface of the shell, and the cable is inserted into the protective cover after a cable sealing ring is sleeved outside the cable.
Preferably, the shell is internally provided with an anti-rotation structure for preventing the cable from twisting, the anti-rotation structure is a hexagonal annular structure, six edges of the hexagonal annular structure are respectively provided with protruding outer stirrups, the shell is internally provided with inner hoop grooves which are uniformly distributed and are matched with the six outer stirrups in shape and size, and the cable penetrates through the protective cover and then is sleeved in the anti-rotation structure.
Preferably, the cable sealing ring is a silica gel sealing ring.
Preferably, the shield terminal and the inner shield ring are made of metal.
Preferably, a protruding locking hook is arranged on the inner wall of the middle part of the retaining lock catch, and a locking hole clamped with the locking hook is arranged on the outer wall of the tail part.
Compared with the prior art, the utility model has the advantages of it is following:
1. the structure of the utility model can bear the vibration and temperature change in the application field of the automobile, the inner shielding ring and the outer shielding ring are fixedly connected by the compression joint mode, and the structure is stable and reliable;
2. the shielding terminal is radially contacted with the interface of the battery pack shell in the vehicle through an external contact elastic arm, so that the contact resistance is smaller; the inner contact elastic arm of the shielding terminal is embedded between the inner shielding ring and the retaining lock catch, so that the contact is more stable and the anti-vibration capability is stronger;
3. the connecting terminal of the utility model is provided with a mounting groove matched with the cable, which can be used for fixing the cable; in addition, the anti-rotation structure adopting the hexagonal structure design can further fix the cable, prevent the cable from rotating and improve the stability of the cable;
4. the retaining lock catch of the utility model is connected with the inner shielding ring through the buckle, the connection is stable and reliable, and the anti-seismic performance is outstanding;
5. the utility model discloses a shield terminal is fixed in through the hard interference mode of buckle and keeps on the hasp, therefore can keep long-time reliable and stable contact with the internal shield environmental protection.
Drawings
Fig. 1 is an explosion structure diagram of the high-pressure cylinder connector suitable for large wire diameter of the present invention;
fig. 2 is an exploded schematic view of the shielding loop assembly of the present invention;
fig. 3 is a schematic cross-sectional view of the shielding loop assembly according to the present invention;
FIG. 4 is a schematic structural view of the anti-rotation structure of the present invention;
the reference numbers in the figures indicate:
1. the cable comprises a cable body 21, a protective cover 22, an insertion lock catch 23, a cable sealing ring 3, an anti-rotation structure 31, an outer hoop rib 4, a shell body 41, an interworking piece 5, a peripheral sealing ring 6, an outer shielding ring 7, a retaining lock catch 71, a lock hook 8, a shielding terminal 81, an outer contact elastic arm 82, an inner contact elastic arm 9, an inner shielding ring 91, a head 92, a tail 93, an annular flange plate 94, a lock hole 10 and a wiring terminal.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall fall within the protection scope of the present invention.
As shown in fig. 1-4, the utility model relates to a high pressure wears jar connector suitable for big line footpath, including shielding return circuit subassembly, protection lid subassembly, outer shield ring 6, casing 4, anti-rotation structure 3, peripheral sealing ring 5, cable sealing ring 23 and corresponding binding post 10 and cable 1. The cable 1 sequentially penetrates through the protective cover assembly, the shell 4 and the shielding loop assembly and then is in compression joint with the wiring terminal 10. The cable 1 is of a step-shaped structure, the wiring terminal 10 is connected with a conductor core wire of the cable 1, and the wiring terminal 10 is provided with a cylindrical mounting groove for mounting the end part of the cable 1 with the smallest outer diameter, and the size of the mounting groove is matched with that of the end part of the cable 1.
The shell 4 is designed in two ways, and can also be expanded into one way and three ways. The main body of the shell 4 is a cylindrical hollow structure, and the exterior of the shell is provided with an interworking part 41 connected with a mounting interface, and the mounting interface is a battery pack shell in the vehicle. The body of the housing 4 is externally provided with a peripheral sealing ring 5. Six inner hoop grooves which are uniformly distributed are formed in the main body of the shell 4 and are used for connecting the anti-rotation structure 3.
The protective cover assembly is composed of an insertion latch 22 and a protective cover 21, the end of the protective cover 21 is connected with the insertion latch 22, and the inner surface of the shell 4 is provided with a latch hook matched with the insertion latch 22. After the cable 1 is sleeved with the cable sealing ring 23, the cable sealing ring 23 is inserted into the protective cover 21, and the insertion lock catch 22 can assist in installing the cable sealing ring 23 into the housing 4, thereby helping to fix the cable 1. The cable sealing ring 23 is a silica gel sealing ring.
The shielded loop assembly includes a shield terminal 8, a retention latch 7 and an inner shield ring 9 assembled together. The holding latch 7 is a cylindrical hollow structure, and is connected with the shielding terminal 8 by a snap-fit hard interference manner. The shielding terminal 8 is of an annular structure, a plurality of external contact elastic arms 81 are uniformly distributed on the periphery of the outer ring of the shielding terminal, and the external contact elastic arms 81 are radially contacted with the mounting interface, so that the contact resistance is smaller, and the anti-seismic performance is improved. The inner ring of the shield terminal 8 is uniformly provided with a plurality of inner contact spring arms 82, and the inner contact spring arms 82 are embedded between the inner shield ring 9 and the retaining latch 7, so that the contact is more stable and the anti-vibration capability is stronger. The inner contact spring arm 82 contacts the outer wall of the inner shield ring 9, achieving a secure connection of the contacts to meet more severe vibration requirements.
The inner wall of the middle part of the retaining catch 7 is provided with a protruding locking hook 71. The inner shielding ring 9 is of a two-layer step-shaped structure, a lock hole 94 clamped with the lock hook 71 is formed in the outer wall of the tail portion 92 with the large outer diameter, the inner shielding ring 9 is inserted into the retaining lock 7, and fixation is achieved through the matching effect of the lock hook 71 and the lock hole 94. A head 91 with a small outer diameter projects from the retaining catch 7 for the purpose of sheathing the outer shield ring 6. The inner contact spring arm 82 is embedded between the tail 92 of the inner shield ring 9 having a large outer diameter and the retaining catch 7.
The internal diameter of outer shield ring 6 is greater than the external diameter of interior shield ring 9, and interior shield ring 9 adopts the crimping mode with outer shield ring 6 to be connected, connects stably fastening, can overcome complicated operational environment such as car vibrations. The shielding terminal 8 is sleeved on the periphery of the tail 92, a protruding annular flange 93 is arranged on the outer edge of the tail 92, the annular width of the annular flange 93 is larger than the width of the inner contact elastic arm 82 embedded between the inner shielding ring 9 and the retaining latch 7, and the shielding terminal 8 can be protected and the stop function can be realized. The shielding layer braided net of cable 1 is located between inner shielding ring 9 and outer shielding ring 6, and the shielding layer braided net other end sets up including on the cyclic annular ring flange 93 of the afterbody 92 outer fringe of shielding ring 9, and inner shielding ring 9 and outer shielding ring 6 crimping realize reliable contact and extremely low resistance. Preferably, the shield terminal 8 and the retaining catch 7 can also be connected in a press-fit manner. The shield terminal 8 and the inner shield ring 9 are made of a metal material.
The utility model provides an be hexagon ring structure behind inner shield ring 9 and the 6 crimping of outer shield ring, the hexagon structure can let the shielding layer of cable 1 contact with inner shield ring 9, outer shield ring 6 better, and then improves reliable holding power. After the inner shielding ring 9 and the outer shielding ring 6 are in compression joint, the anti-rotation structure 3 is arranged at the end part of the outer shielding ring 6 which is in compression joint, the anti-rotation structure 3 is of a hexagonal annular structure, convex outer hooping 31 are arranged on each edge of the hexagonal annular structure, and the shape and the size of the outer hooping 31 are matched with six inner hooping grooves uniformly arranged in the shell 4. The anti-rotation structure 3 is fixed in the housing 4 by the assembly of six outer stirrups 31 and six inner stirrup grooves in the housing 4. The cable 1 penetrates through the protective cover 21 and then is sleeved into the anti-rotation structure 3, the anti-rotation structure 3 is fixed in the shell 4, and the cross section of the cable 1 is circular, and the anti-rotation structure 3 is hexagonal, so that the cable 1 can be prevented from being twisted in the transportation process.
The utility model provides an inner shield ring 9 and the crimping of outer shield ring 6, the shielding layer braided network of cable 1 is in between inner shield ring 9 and the outer shield ring 6, and the shielding layer braided network other end of cable 1 sets up on the annular flange dish 93 of the afterbody 92 outer fringe of inner shield ring 9, make the induced-current of cable 1 follow the shielding layer of cable 1, through outer shield ring 6, inner shield ring 9 transmits to shielding terminal 8 on, because of shielding terminal 8 is connected with the interior battery package shell of installation interface car, battery package shell is metal casing in the car, can derive induced-current through ground connection, and then realize the shielding of electric connector.
The structure of the utility model can bear the vibration and temperature change in the application field of the automobile, the inner shielding ring and the outer shielding ring are fixedly connected by crimping and other modes, and the structure is stable; the shielding terminal is radially contacted with the interface of the battery pack shell in the vehicle through the contact elastic arm, so that the contact resistance is small, and the anti-seismic performance is improved; the inner contact elastic arm is clamped between the inner shielding ring and the retaining lock catch, so that the contact is more stable, and the anti-vibration capability is stronger. The lock catch is connected with the inner shielding ring through the buckle, so that the connection is stable and reliable, and the anti-seismic performance is outstanding; the shielding terminal is fixed on the retaining latch in a snap-fit hard interference mode, so that the shielding terminal can be stably and reliably contacted with the inner shielding ring for a long time. Binding post can help fixed cable, and rotation-proof structure can prevent that the cable from rotating, and adjustability and stability are better.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or replacements within the technical scope of the present invention, and these modifications or replacements should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The high-voltage cylinder penetrating connector suitable for the large wire diameter is used for shielding a cable (1) with the large wire diameter in an automobile and is characterized in that the plug connector comprises a shielding loop component, a protective cover component, an outer shielding ring (6), a shell (4), a peripheral sealing ring (5), a cable sealing ring (23) and a wiring terminal (10), the cable (1) is sleeved with the cable sealing ring (23) and is in compression joint with the wiring terminal (10) after sequentially penetrating through the protective cover component, the shell (4) and the shielding loop component, the shell (4) is installed on a battery pack shell in the automobile, the peripheral sealing ring (5) is sleeved outside the shell (4), the shielding loop component comprises a shielding terminal (8), a retaining lock catch (7) and an inner shielding ring (9) which are assembled together, and the shielding terminal (8) and the retaining lock catch (7) are in a buckle hard interference connection, the shielding terminal (8) is sleeved on the inner shielding ring (9), the inner shielding ring (9) is connected with the outer shielding ring (6) in a crimping mode, and the shielding terminal (8) is in contact with a battery pack shell in the vehicle.
2. The high-voltage cylinder penetration connector suitable for the large-wire diameter is characterized in that the shielding terminal (8) is of a ring structure, a plurality of outer contact elastic arms (81) which are in radial contact with a mounting interface are uniformly arranged on the outer ring of the shielding terminal (8), a plurality of inner contact elastic arms (82) which are in contact with the inner shielding ring (9) are uniformly arranged on the inner ring of the shielding terminal (8), and the inner contact elastic arms (82) are embedded between the inner shielding ring (9) and the retaining lock catch (7).
3. A high-pressure through-cylinder connector suitable for large wire diameter according to claim 2, the inner diameter of the outer shielding ring (6) is larger than the outer diameter of the inner shielding ring (9), the inner shielding ring (9) is of a two-layer step-shaped structure, after the inner shielding ring (9) is inserted into the retaining latch (7), the head part (91) with small outer diameter extends out of the retaining latch (7), the outer shielding ring (6) is sleeved on the head part (91), the shielding terminal (8) is sleeved on the periphery of the tail part (92) with large outer diameter of the inner shielding ring (9), and realize the fastening connection through the buckle, interior contact elastic arm (82) inlays between afterbody (92) and keeping hasp (7), and the outer fringe of afterbody (92) is equipped with the protruding cyclic annular ring flange (93) that are used for protecting shielding terminal (8), and the annular width of cyclic annular ring flange (93) is greater than the width that interior contact elastic arm (82) inlayed between interior shield ring (9) and keeping hasp (7).
4. The high-voltage through-cylinder connector applicable to the large-wire diameter according to claim 3 is characterized in that a shielding layer woven mesh of the cable (1) is arranged between the inner shielding ring (9) and the outer shielding ring (6), the end part of the shielding layer woven mesh is arranged on the annular flange (93), and the inner shielding ring (9) is in compression joint with the outer shielding ring (6).
5. The high-voltage through-cylinder connector suitable for the large-wire diameter is characterized in that the inner shielding ring (9) and the outer shielding ring (6) are in a hexagonal annular structure after being pressed and connected.
6. The high-pressure cylinder penetrating connector suitable for the large-wire diameter is characterized in that the protective cover assembly comprises an insertion lock catch (22) and a protective cover (21), the end of the protective cover (21) is connected with the insertion lock catch (22), a lock hook matched with the insertion lock catch (22) is arranged on the inner surface of the shell (4), and the cable (1) is sleeved with a cable sealing ring (23) and then inserted into the protective cover (21).
7. The high-pressure cylinder penetrating connector suitable for the large-wire diameter is characterized in that an anti-rotation structure (3) used for preventing the cable (1) from twisting is arranged in the shell (4), the anti-rotation structure (3) is a hexagonal annular structure, protruding outer stirrups (31) are respectively arranged on six edges of the hexagonal annular structure, inner hoop grooves which are uniformly distributed and matched with the six outer stirrups (31) in shape and size are arranged in the shell (4), and the cable (1) penetrates through the protective cover (21) and then is sleeved in the anti-rotation structure (3).
8. The high-pressure through-cylinder connector suitable for the large-wire diameter according to claim 6, wherein the cable sealing ring (23) is a silica gel sealing ring.
9. The high-voltage through-cylinder connector suitable for the large-wire diameter is characterized in that the shielding terminal (8) and the inner shielding ring (9) are made of metal.
10. The high-pressure through-cylinder connector suitable for the large-wire diameter is characterized in that a protruding locking hook (71) is arranged on the inner wall of the middle of the retaining lock catch (7), and a locking hole (94) which is clamped with the locking hook (71) is arranged on the outer wall of the tail part (92).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921630088.XU CN210692863U (en) | 2019-09-27 | 2019-09-27 | High-pressure cylinder penetrating connector suitable for large wire diameter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921630088.XU CN210692863U (en) | 2019-09-27 | 2019-09-27 | High-pressure cylinder penetrating connector suitable for large wire diameter |
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| Publication Number | Publication Date |
|---|---|
| CN210692863U true CN210692863U (en) | 2020-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921630088.XU Active CN210692863U (en) | 2019-09-27 | 2019-09-27 | High-pressure cylinder penetrating connector suitable for large wire diameter |
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| Country | Link |
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| CN (1) | CN210692863U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023116810A1 (en) * | 2021-12-24 | 2023-06-29 | 长春捷翼汽车科技股份有限公司 | Via connection structure |
-
2019
- 2019-09-27 CN CN201921630088.XU patent/CN210692863U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023116810A1 (en) * | 2021-12-24 | 2023-06-29 | 长春捷翼汽车科技股份有限公司 | Via connection structure |
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