CN211127001U - Straight-through pipeline suitable for cable to pass through shielding wall - Google Patents
Straight-through pipeline suitable for cable to pass through shielding wall Download PDFInfo
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- CN211127001U CN211127001U CN201921910746.0U CN201921910746U CN211127001U CN 211127001 U CN211127001 U CN 211127001U CN 201921910746 U CN201921910746 U CN 201921910746U CN 211127001 U CN211127001 U CN 211127001U
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Abstract
The utility model provides a straight-through pipeline suitable for a cable to pass through a shielding wall body, which comprises a straight-through pipeline and a flange plate, wherein the straight-through pipeline comprises an inner side port and an outer side port, the flange plate is provided with a flange plate through hole, the flange plate is sleeved and welded on the straight-through pipeline through the flange plate through hole and is close to the inner side port of the straight-through pipeline, the inner side port of the straight-through pipeline passes through a wall body through hole from the outer side of the shielding wall body and extends to the inner side of the shielding wall body, the cable passes through the shielding wall body through the straight-through pipeline to enter a shielding chamber, the straight-through pipeline provides a channel for the cable to pass in and out the shielding chamber, the type of the cable is not limited, the cable does not need to cut off and then pass in and out the shielding chamber through a special adapter, under, simple structure, easy operation, and with low costs.
Description
Technical Field
The utility model relates to a direct pipeline of cable in electrical transmission field specifically relates to a direct pipeline suitable for cable passes shielding wall body.
Background
The shielding chamber is a modern protection device specially designed and built for preventing radar microwave radiation from damaging human bodies. Under the condition that a plurality of wire harnesses exist for some special cables such as aviation products, military products, communication products and the like, in order to achieve a shielding effect, the cables entering a shielding chamber are often switched and connected by adopting switching connectors, the problem that the cables need to be cut off and then switched by special switching connectors is solved, the implementation is very difficult and high in cost, even some special cables cannot find available switching connectors for switching, and inconvenience is brought to cable connection of the shielding chamber.
Patent document CN103326207B discloses a radio frequency coaxial connector and a through-wall shielding connection method thereof, wherein a radio frequency circuit assembly is provided, which sequentially connects a first radio frequency coaxial connector female head, a radio frequency cable and a radio frequency coaxial connector male head, the first radio frequency coaxial connector female head is connected to a shielding box through a mounting flange, and the radio frequency coaxial connector male head is correspondingly connected with a second radio frequency coaxial connector female head arranged on a printed board after passing through a special-shaped hole formed on the shielding box; meanwhile, the special-shaped hole is shielded by the mounting flange. But the design is complicated and costly.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model aims at providing a direct pipeline suitable for cable passes shielding wall body.
According to the utility model provides a straight-through pipeline suitable for cable to pass shielding wall body, including straight-through pipeline 20 and ring flange 30;
the straight-through duct 20 comprises an inner port 21 and an outer port 22;
the flange 30 is provided with a flange through hole 31;
the flange 30 is tightly sleeved on the straight-through pipeline 20 through a flange through hole 31 and is close to the inner side opening 21 of the straight-through pipeline 20.
Preferably, a plurality of flange mounting holes 32 are uniformly formed in the flange 30 along the circumferential direction of the flange through hole 31.
Preferably, the flange 30 is of circular or square configuration.
Preferably, the through-going conduit 20 is a cylindrical through-hole.
Preferably, a wire mesh 40;
the wire mesh 40 is a flexible structure;
the voids in the straight-through conduit 20 through which the cable passes are filled with a wire mesh 40.
Preferably, a metal cover 50;
the metal cover 50 is provided with external threads in the circumferential direction;
the outer opening 22 of the straight-through pipeline 20 is provided with internal threads;
when no cable is passing through the through-duct 20, a metal cover 50 is fitted on the outer opening 22 of the through-duct 20.
Preferably, a shielding wall 10 is further included;
a wall through hole 11 is formed in the shielding wall 10;
the inner side opening 21 of the straight-through pipeline 20 penetrates through the wall through hole 11 from the outer side of the shielding wall 10 and extends to the inner side of the shielding wall 10;
the straight-through pipeline 20 is tightly installed on the shielding wall 10 through a flange 30.
Preferably, the joint between the flange 30 and the straight-through pipe 20 is welded by full welding.
Preferably, the straight-through pipe 20 has an inner diameter of 100 mm, a wall thickness of 5 mm and a length of 151 mm;
the length of the straight-through pipeline 20 is 151 mm;
the thickness of the flange plate 30 is 3 mm;
the distance between the flange 30 and the inner side opening 21 of the straight-through pipeline 20 is 46 mm.
According to the utility model provides a straight-through pipeline suitable for cable to pass shielding wall body, including straight-through pipeline 20 and ring flange 30;
the straight-through duct 20 comprises an inner port 21 and an outer port 22;
the flange 30 is provided with a flange through hole 31;
the flange 30 is tightly sleeved on the straight-through pipeline 20 through a flange through hole 31 and is close to the inner side opening 21 of the straight-through pipeline 20;
a plurality of flange plate mounting holes 32 are uniformly formed in the circumferential direction of the flange plate 30;
the flange plate 30 is of a circular structure or a square structure;
the straight-through pipeline 20 is a cylindrical through hole;
further comprising a wire mesh 40;
the wire mesh 40 is a flexible structure;
the gaps in the straight-through pipe 20 through which the cables pass are filled with a wire mesh 40;
also included is a metal cover 50;
the metal cover 50 is provided with external threads in the circumferential direction;
the outer opening 22 of the straight-through pipeline 20 is provided with internal threads;
when no cable passes through the through-channel 20, the metal cover 50 is fittingly mounted on the outer opening 22 of the through-channel 20;
also comprises a shielding wall body 10;
a wall through hole 11 is formed in the shielding wall 10;
the inner side opening 21 of the straight-through pipeline 20 penetrates through the wall through hole 11 from the outer side of the shielding wall 10 and extends to the inner side of the shielding wall 10;
the straight-through pipeline 20 is fixedly arranged on the shielding wall 10 through a flange 30;
the joint of the flange 30 and the straight-through pipeline 20 is welded in a full welding way;
the straight-through pipeline 20 is 100 mm in inner diameter, 5 mm in wall thickness and 151 mm in length;
the length of the straight-through pipeline 20 is 151 mm;
the thickness of the flange plate 30 is 3 mm;
the distance between the flange 30 and the inner side opening 21 of the straight-through pipeline 20 is 46 mm.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses utilize through pipeline 20 to provide the passageway of a cable business turn over screen room, the type of cable is not restricted moreover, the cable need not cut through special adapter business turn over shielding room, have under the very many pencil circumstances to some special cables such as aviation product, military project product, communication product etc., provide fine solution of having fed through, solved conventional needs and cut the problem of the special adapter conversion of cable rethread, moreover, the steam generator is simple in structure, and low cost.
2. Through setting up ring flange 30 and through the fixed through pipeline 20 of ring flange 30, reduced wall body through-hole 11 and through the pipeline 20 clearance magnetic leakage phenomenon of leaking on the one hand, on the other hand plays the effect of supporting fixed through pipeline 20, and is rational in infrastructure, and the practicality is strong.
3. The metal wire mesh 40 and the metal cover 50 effectively avoid shielding leakage, and have simple structure and convenient operation.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
fig. 3 is a schematic structural view of the metal cover 50;
fig. 4 is a schematic structural view of the metal cover 50 of the present invention;
fig. 5 is a schematic structural view of the present invention;
fig. 6 is a schematic view of the structure of the through-channel 20 for cable penetration with wire mesh 40;
FIG. 7 is a schematic size view of the straight-through duct 20 and the flange 30;
fig. 8 is a schematic size view of the straight-through duct 20.
The figures show that:
Detailed Description
The present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit of the invention. These all belong to the protection scope of the present invention.
According to the present invention, a through pipe suitable for a cable to pass through a shielding wall is provided, as shown in fig. 1 and fig. 2, which comprises a through pipe 20 and a flange 30, the through pipe 20 comprises an inner side opening 21 and an outer side opening 22, the flange 30 is provided with a flange through hole 31, the flange 30 is tightly sleeved on the through pipe 20 and close to the inner side opening 21 of the through pipe 20 through the flange through hole 31, in a preferred embodiment, the joint of the flange 30 and the through pipe 20 is full-welded, the through pipe 20 is a cylindrical through hole, the inner side opening 21 of the through pipe 20 passes through the wall through hole 11 from the outer side of the shielding wall 10 and extends to the inner side of the shielding wall 10, the cable passes through the shielding wall 10 through the through pipe 20 to enter the shielding room, the through pipe 20 provides a passage for the cable to enter and exit the shielding room, and the type of the cable does not need to be cut off the, the cable feed-through device has the advantages that a good feed-through solution is provided under the condition that a plurality of wire harnesses are available for special cables such as aviation products, military products, communication products and the like, the problem that the cables need to be cut off conventionally and then converted through special adapters is solved, and the cable feed-through device is simple in structure, easy to operate and low in cost.
Specifically, as shown in fig. 1, a plurality of flange mounting holes 32 are uniformly formed in the flange 30 along the circumferential direction of the flange through hole 31, in a preferred example, the flange 30 is of a square structure, the shielding wall 10 is provided with the wall mounting hole 12, the flange mounting hole 32 of the flange 30 on the straight-through pipeline 20 is fastened to the wall mounting hole 12 on the shielding wall 10 by a bolt, and the straight-through pipeline 20 is fastened and mounted on the shielding wall 10. In a variation, as shown in fig. 5, the flange 30 is a circular structure, and the flange 30 is arranged and the through-channel 20 is fixed by the flange 30, so that on one hand, the magnetic flux leakage phenomenon of the gap between the wall through-hole 11 and the through-channel 20 is reduced, on the other hand, the effect of supporting and fixing the through-channel 20 is achieved, the structure is reasonable, and the practicability is high.
In particular, in order to ensure that, in the event of a large number of special cables passing through the straight-through duct 20, the shielding leakage due to large apertures does not occur, the remaining apertures are blocked in a sealing manner after the cables have been fed in. As shown in fig. 6, the wire mesh 40 is a flexible structure, and the flexible metal property of the wire mesh 40 can well fill the residual pore diameter inside the straight-through pipeline, thereby achieving a good shielding performance. When no cable passes through the through pipe 20, as shown in fig. 4, a metal cover 50 may be installed to prevent the leakage of the shield, an external thread is provided around the metal cover 50, an internal thread is provided at the outer port 22 of the through pipe 20, and the metal cover 50 is installed to be matched with the outer port 22 of the through pipe 20, thereby effectively preventing the leakage of the shield through the wire mesh 40 and the metal cover 50, and having a simple structure and convenient operation.
Specifically, in one embodiment, as shown in fig. 7 and 8, the straight-through pipe 20 has an inner diameter of 100 mm, a wall thickness of 5 mm and a length of 151 mm, the straight-through pipe 20 has a length of 151 mm, the flange 30 has a thickness of 3 mm, and the distance between the flange 30 and the inner side opening 21 of the straight-through pipe 20 is 46 mm
In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.
The foregoing description of the specific embodiments of the invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.
Claims (10)
1. A through duct for cables passing through a shielding wall, characterized by comprising a through duct (20) and a flange (30);
the straight-through pipeline (20) comprises an inner side opening (21) and an outer side opening (22);
the flange plate (30) is provided with a flange plate through hole (31);
the flange (30) is tightly sleeved on the straight-through pipeline (20) through a flange through hole (31) and is close to the inner side opening (21) of the straight-through pipeline (20).
2. A feed-through duct for cables through a screening wall according to claim 1, characterised in that the flange (30) is provided with a plurality of flange mounting holes (32) uniformly arranged circumferentially around the flange through-hole (31).
3. Straight-through duct suitable for cables to pass through a shielding wall according to claim 1, characterized in that the flange (30) is of circular or square configuration.
4. Straight-through duct for cables through a shielding wall according to claim 1, characterised in that the straight-through duct (20) is a cylindrical through-hole.
5. A feed-through duct for cables through a screening wall according to claim 1, characterised in that it further comprises a wire mesh (40);
the wire mesh (40) is of a flexible structure;
the space in the straight-through pipe (20) through which the cable passes is filled with a wire mesh (40).
6. A feed-through duct for cables through a shielding wall according to claim 1, further comprising a metal cover (50);
the metal cover (50) is circumferentially provided with external threads;
the outer side opening (22) of the straight-through pipeline (20) is provided with internal threads;
when no cable passes through the through-channel (20), a metal cover (50) is fittingly mounted on the outer opening (22) of the through-channel (20).
7. A feed-through duct for cables through a shielding wall according to claim 2, characterised by a shielding wall (10);
a wall through hole (11) is formed in the shielding wall (10);
an inner side opening (21) of the straight-through pipeline (20) penetrates through the wall through hole (11) from the outer side of the shielding wall (10) and extends to the inner side of the shielding wall (10);
the straight-through pipeline (20) is fixedly arranged on the shielding wall body (10) through a flange plate (30).
8. Straight-through duct suitable for cables to pass through a shielding wall according to claim 1, characterized in that the joint between the flange (30) and the straight-through duct (20) is weld-welded.
9. A through-conduit suitable for the passage of cables through a shielding wall according to claim 1, characterized in that said through-conduit (20) has an internal diameter of 100 mm, a wall thickness of 5 mm and a length of 151 mm;
the length of the straight-through pipeline (20) is 151 mm;
the thickness of the flange plate (30) is 3 mm;
the distance between the flange plate (30) and the inner side opening (21) of the straight-through pipeline (20) is 46 mm.
10. A through duct for cables passing through a shielding wall, characterized by comprising a through duct (20) and a flange (30);
the straight-through pipeline (20) comprises an inner side opening (21) and an outer side opening (22);
the flange plate (30) is provided with a flange plate through hole (31);
the flange (30) is tightly sleeved on the straight-through pipeline (20) through a flange through hole (31) and is close to the inner side opening (21) of the straight-through pipeline (20);
a plurality of flange plate mounting holes (32) are uniformly formed in the circumferential direction of the flange plate (30);
the flange plate (30) is of a circular structure or a square structure;
the straight-through pipeline (20) is a cylindrical through hole;
further comprising a wire mesh (40);
the wire mesh (40) is of a flexible structure;
a wire mesh (40) is filled in a gap in the straight-through pipeline (20) through which the cable passes;
further comprising a metal cover (50);
the metal cover (50) is circumferentially provided with external threads;
the outer side opening (22) of the straight-through pipeline (20) is provided with internal threads;
when no cable passes through the through pipeline (20), the metal cover (50) is matched and arranged on the outer port (22) of the through pipeline (20);
also comprises a shielding wall body (10);
a wall through hole (11) is formed in the shielding wall (10);
an inner side opening (21) of the straight-through pipeline (20) penetrates through the wall through hole (11) from the outer side of the shielding wall (10) and extends to the inner side of the shielding wall (10);
the straight-through pipeline (20) is fixedly arranged on the shielding wall body (10) through a flange plate (30);
the joint of the flange plate (30) and the straight-through pipeline (20) is welded in a full welding mode;
the inner diameter of the straight-through pipeline (20) is 100 mm, the wall thickness is 5 mm, and the length is 151 mm;
the length of the straight-through pipeline (20) is 151 mm;
the thickness of the flange plate (30) is 3 mm;
the distance between the flange plate (30) and the inner side opening (21) of the straight-through pipeline (20) is 46 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921910746.0U CN211127001U (en) | 2019-11-07 | 2019-11-07 | Straight-through pipeline suitable for cable to pass through shielding wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921910746.0U CN211127001U (en) | 2019-11-07 | 2019-11-07 | Straight-through pipeline suitable for cable to pass through shielding wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211127001U true CN211127001U (en) | 2020-07-28 |
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ID=71700300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921910746.0U Active CN211127001U (en) | 2019-11-07 | 2019-11-07 | Straight-through pipeline suitable for cable to pass through shielding wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211127001U (en) |
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2019
- 2019-11-07 CN CN201921910746.0U patent/CN211127001U/en active Active
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