CN210669395U - Connection structure of marine cable box and cable pipe - Google Patents
Connection structure of marine cable box and cable pipe Download PDFInfo
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- CN210669395U CN210669395U CN201921417538.7U CN201921417538U CN210669395U CN 210669395 U CN210669395 U CN 210669395U CN 201921417538 U CN201921417538 U CN 201921417538U CN 210669395 U CN210669395 U CN 210669395U
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Abstract
The utility model discloses a connecting structure of a marine cable box and a cable pipe, which comprises a cable box access pipe, a cable pipe and a connecting device; the cable box access pipe is welded at two sides of the cable box, one end of the cable pipe is nested in the cable box access pipe, and a gap is reserved between the outer side wall of the cable pipe and the inner side wall of the cable box access pipe; and a connecting device is arranged at the joint of the cable access pipe and the cable pipe. When the hull is flexible and deformed, the cable pipe can stretch and slide, the multilayer hollow layer of the rubber gasket arranged in the connecting device can help the cable pipe to slide, so that the relative position of the rubber gasket and the contact part of the cable pipe does not change along with the sliding of the cable pipe, the sealing property between the cable box access pipe and the cable pipe is improved, seawater is prevented from directly entering, and meanwhile, the sliding resistance can be reduced to improve the problem of easy aging and abrasion of the rubber gasket.
Description
Technical Field
The utility model relates to a shipbuilding technical field, concretely relates to connection structure of marine cable case and cable duct.
Background
In the prior art, a central hole of a flange adopted in a connecting structure of a cable box access pipe and a cable pipe is a regular cylindrical through hole, and a rubber gasket corresponding to the regular cylindrical through hole is also a regular cylinder, so that a certain gap still exists between the rubber gasket and the flange or between the rubber gasket and the cable pipe. Due to the special operation environment of the ship, the ship runs on the sea surface for a long time and contacts with seawater, the connecting joint of the structure is used as a leading-out terminal of a cable in the cable box, seawater often enters the cable pipe and the cable box from a joint of a cable box access pipe and the cable pipe, the cable is soaked in the seawater, and the risk of short circuit or electric leakage of the cable is easily caused. In order to obtain better sealing effect, the pressure is usually increased to extrude the rubber gasket, so that the rubber gasket is easy to wear and the sealing effect is not ideal.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the defect that exists among the prior art, provide a simple structure, use convenient, can improve the sealing performance's of cable box and cable duct marine cable box and cable duct's connection structure.
In order to achieve the purpose, the technical scheme of the utility model is to design a connection structure of a marine cable box and a cable pipe, wherein the connection structure comprises a cable box access pipe, a cable pipe and a connection device; the cable box access pipe is welded at two sides of the cable box, one end of the cable pipe is nested in the cable box access pipe, and a gap is reserved between the outer side wall of the cable pipe and the inner side wall of the cable box access pipe; the junction of cable access pipe and cable duct is equipped with connecting device, connecting device includes:
the first flange is welded at the end part of the cable access pipe and is provided with a central hole with the outer diameter larger than that of the cable pipe and an assembling hole for installing a bolt, one end of the central hole close to the cable box is a round hole, and the other end of the central hole is a tapered hole;
the second flange is used for being matched and connected with the first flange, the position and the size of the second flange assembling hole are consistent with those of the first flange assembling hole, and the central hole of the second flange and the central hole of the first flange are mirror images;
the rubber gasket is arranged on the outer wall of the cable pipe and is fixed through the first flange, the second flange, the bolt and the nut; the shape and the size of the rubber gasket correspond to the shape and the size of the central holes of the first flange and the second flange; the outer layer of the rubber gasket is a solid layer, and the inner layer of the rubber gasket is at least two hollow layers.
One end of the cable pipe is nested in the inside of the cable box access pipe, the first flange is welded at the end part of the cable access pipe, the rubber gasket and the second flange are placed outside the cable pipe, the bolt and the nut are screwed, and the rubber gasket is compressed. When the hull is out of shape, the cable pipe stretches and retracts and slides along with the hull, the multilayer hollow layer of the rubber gasket can help the cable pipe to slide, the relative position of the contact part of the rubber gasket and the cable pipe is not changed along with the sliding of the cable pipe, the sealing performance between the cable box access pipe and the cable pipe can be improved, seawater is prevented from directly entering, meanwhile, the sliding resistance can be reduced, and the problem of easy aging and abrasion of the rubber gasket is solved.
In order to limit the length of the cable tube entering the cable box access tube, a further optimized scheme is that a limiting bump is arranged at the end part of the cable box access tube extending into the cable box.
In order to prevent the cable duct from being damaged due to the collision with the limiting convex block, a further optimized scheme is that a rubber buffer layer is attached to the inner side wall of the limiting convex block.
In order to reduce the pulling force when stretching the cable, the further optimized scheme is that a cable guide frame is arranged at the end part of the cable access pipe extending into the cable box, the cable guide frame comprises two support frames, a sleeve shaft and a sleeve, the two support frames are respectively welded at the bottom of the cable access pipe, the sleeve shaft is arranged on the two support frames in a crossing mode, and the sleeve shaft is provided with the sleeve and rotates through the sleeve shaft.
In order to reduce the friction between the cable and the sleeve in the process of winding and unwinding, a further optimized scheme is that a rubber buffer layer is attached to the outer side wall of the sleeve.
In order to prevent the cable from deviating from the sleeve in the stretching process, a circle of limiting convex parts are arranged at two ends of the sleeve, the height of each limiting convex part is more than two times of the diameter of the cable, and the length of each limiting convex part is at least 30 mm; the limiting protruding part is made of rubber.
In order to better fix the first flange, the second flange and the rubber gasket, a further optimized scheme is that 1 or 2 assembling holes for installing bolts are respectively arranged at the upper, lower, left and right positions of the first flange and the second flange.
In a further optimized scheme, the rubber gasket is made of chloroprene rubber.
The utility model has the advantages and the beneficial effects that: connection structure of marine cable case and cable duct has simple structure, uses conveniently, can reduce the cable duct resistance when sliding, improves the easy ageing wearing and tearing problem of rubber packing ring, simultaneously, improves the leakproofness that the cable case inserts between pipe and the cable duct, prevents that the sea water from directly getting into.
Drawings
FIG. 1 is a schematic cross-sectional view of the connection structure of the marine cable box and the cable tube according to the present invention;
fig. 2 is a schematic view of the structure of the end part of the marine cable box of the present invention, into which the access pipe of the marine cable box extends;
fig. 3 is a schematic cross-sectional structural view of the first flange and the second flange of the present invention;
FIG. 4 is a schematic cross-sectional view of the rubber gasket of the present invention;
fig. 5 is a schematic sectional view of the cable guide of the present invention.
In the figure: 1. a cable box access pipe; 2. a cable duct; 3. a connecting device; 4. a first flange; 5. a second flange; 6. a rubber gasket; 7. a bolt; 8. a nut; 11. a limiting bump; 12. a first rubber cushion layer; 13. a cable guide; 41. a circular hole; 42. a tapered hole; 43. an assembly hole; 61. a solid layer; 62. a first hollow layer; 63. a second hollow layer; 131. a support frame; 132. a quill; 133. a sleeve; 134. a second rubber buffer layer; 135. spacing bellying.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1 to 5, the utility model relates to a connection structure of a marine cable box and a cable pipe, which comprises a cable box access pipe 1, a cable pipe 2 and a connection device 3;
the cable box access pipe 1 is welded on two sides of the cable box, a limiting lug 11 is arranged at the end part of the cable box 1 extending into the cable box, and a first rubber buffer layer 12 is attached to the inner side wall of the limiting lug 11;
the end part of the cable access pipe 1 extending into the cable box is provided with a cable guide frame 13, the cable guide frame 13 comprises two support frames 131, a sleeve shaft 132 and a sleeve 133, the two support frames 131 are respectively welded at the bottom of the cable access pipe 1, the sleeve shaft 132 is installed on the two support frames 131 in a crossing manner, and the sleeve shaft 132 is provided with the sleeve 133 and rotates along with the sleeve shaft 132. The outer surface of sleeve pipe 133 is attached with second rubber buffer layer 134, and sleeve pipe 133 both ends are attached with the spacing bellying 135 of a circle thickness more than cable twice diameter, and length is 30 mm.
One end of the cable tube 2 is nested in the inside of the cable box access tube 1, and a gap is formed between the outer side wall of the cable tube 2 and the inner side wall of the cable box access tube 1.
A connecting device 3 is arranged at the joint of the cable access pipe 1 and the cable pipe 2, the connecting device 3 comprises a first flange 4 welded at the end part of the cable access pipe and a second flange 5 matched and connected with the first flange 4, the first flange 4 is provided with a central hole, one end of the central hole close to the cable box is a round hole 41, and the other end of the central hole is a tapered hole 42; the first flange 4 is provided with 4 mounting holes 43 for mounting bolts at the upper, lower, left and right positions. The position and the size of the assembly hole of the second flange 5 are the same as those of the assembly hole 43 of the first flange 4, and the central hole of the second flange 5 is a mirror image of the central hole of the first flange 4.
The outer wall of the cable pipe 2 is provided with a rubber gasket 6 and is fixed through a first flange 4, a second flange 5, a bolt 7 and a nut 8; the shape and size of the rubber gasket 6 corresponds to the shape and size of the central hole of the first flange 4 and the second flange 5. The rubber gasket 6 is three layers, from outside to inside: solid layer 61, first hollow layer 62 and the hollow layer 63 of second, wherein the hollow layer external diameter 63 of second is greater than first hollow layer external diameter 62 and is greater than solid layer 61, and the material of rubber gasket 6 is chloroprene rubber. And screwing the bolt and the nut to compress the rubber gasket. When the ship body deforms, the cable pipe stretches and slides along with the ship body, the multilayer hollow layer of the rubber gasket can help the cable pipe to slide, the relative position of the contact part of the rubber gasket and the cable pipe does not change along with the sliding of the cable pipe, the sealing performance between the cable box access pipe and the cable pipe can be improved, the sliding resistance can be reduced, and the problem that the rubber gasket is prone to aging and abrasion is solved.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A connection structure of a marine cable box and a cable pipe comprises a cable box access pipe, a cable pipe and a connection device; the cable box access pipe is welded on two sides of the cable box, one end of the cable pipe is nested inside the cable box access pipe, and a gap is reserved between the outer side wall of the cable pipe and the inner side wall of the cable box access pipe; the junction of cable access pipe and cable duct is equipped with connecting device, connecting device includes:
the first flange is welded at the end part of the cable access pipe and is provided with a central hole with the outer diameter larger than that of the cable pipe and an assembling hole for installing a bolt, one end of the central hole close to the cable box is a round hole, and the other end of the central hole is a tapered hole;
the second flange is used for being matched and connected with the first flange, the position and the size of the second flange assembling hole are the same as those of the first flange assembling hole, and the central hole of the second flange and the central hole of the first flange are mirror images;
the rubber gasket is arranged on the outer wall of the cable pipe and is fixed through the first flange, the second flange, the bolt and the nut; the shape and the size of the rubber gasket correspond to the shape and the size of the central holes of the first flange and the second flange; the outer layer of the rubber gasket is a solid layer, and the inner layer of the rubber gasket is at least two hollow layers.
2. The connecting structure of a marine cable box and a cable pipe according to claim 1, wherein a limiting projection is provided at an end of the cable box access pipe extending into the cable box.
3. The marine cable box-cable duct connection structure of claim 2, wherein a rubber buffer layer is attached to an inner side wall of the position-restricting protrusion.
4. The connecting structure of a marine cable box and a cable pipe according to claim 3, wherein a cable guide is provided at an end of the cable insertion pipe extending into the cable box, the cable guide comprises two support frames, a sleeve shaft and a sleeve, the two support frames are respectively welded to the bottom of the cable insertion pipe, the sleeve shaft is mounted across the two support frames, and the sleeve shaft is mounted with the sleeve and rotates around the sleeve shaft.
5. The marine cable box-to-cable tube connection structure of claim 4, wherein a rubber buffer layer is attached to an outer side wall of the sleeve.
6. The connecting structure of a marine cable box and a cable tube according to claim 5, wherein a circle of limiting protrusions are arranged at both ends of the sleeve, the height of the limiting protrusions is more than twice of the diameter of the cable, and the length of the limiting protrusions is at least 30 mm; the limiting protruding part is made of rubber.
7. The marine cable box-cable duct connecting structure as set forth in claim 6, wherein 1 or 2 fitting holes for fitting bolts are provided at four positions, i.e., upper, lower, left, and right, of the first flange and the second flange, respectively.
8. The marine cable box-cable duct connection structure of claim 7, wherein the rubber gasket is made of neoprene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921417538.7U CN210669395U (en) | 2019-08-29 | 2019-08-29 | Connection structure of marine cable box and cable pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921417538.7U CN210669395U (en) | 2019-08-29 | 2019-08-29 | Connection structure of marine cable box and cable pipe |
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| Publication Number | Publication Date |
|---|---|
| CN210669395U true CN210669395U (en) | 2020-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921417538.7U Active CN210669395U (en) | 2019-08-29 | 2019-08-29 | Connection structure of marine cable box and cable pipe |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110556765A (en) * | 2019-08-29 | 2019-12-10 | 中船澄西船舶修造有限公司 | connection structure of marine cable box and cable pipe |
| CN114400593A (en) * | 2022-01-20 | 2022-04-26 | 中船黄埔文冲船舶有限公司 | Cable box system and ship |
-
2019
- 2019-08-29 CN CN201921417538.7U patent/CN210669395U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110556765A (en) * | 2019-08-29 | 2019-12-10 | 中船澄西船舶修造有限公司 | connection structure of marine cable box and cable pipe |
| CN114400593A (en) * | 2022-01-20 | 2022-04-26 | 中船黄埔文冲船舶有限公司 | Cable box system and ship |
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