CN205639892U - Anti -explosion cable seal joint - Google Patents
Anti -explosion cable seal joint Download PDFInfo
- Publication number
- CN205639892U CN205639892U CN201620448416.4U CN201620448416U CN205639892U CN 205639892 U CN205639892 U CN 205639892U CN 201620448416 U CN201620448416 U CN 201620448416U CN 205639892 U CN205639892 U CN 205639892U
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- spiral cover
- sealing ring
- cable
- main pipe
- installing hole
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Abstract
The utility model relates to an anti -explosion cable seal joint, including being responsible for the body and spiral cover, it is provided with the cable installing hole that external cable passed to be responsible for internal axial, it is located the internal conduct cabinet body installation end of cabinet to be responsible for body one end, it is external as the installation of cable end that the other end is located the cabinet, the spiral cover is installed in the installation of cable end of being responsible for the body, spiral cover and the coaxial spiral cover mounting hole that supplies external cable to pass that is provided with of cable installing hole, spiral cover mounting hole inner peripheral surface is provided with and is responsible for external global screw -thread fit's spiral cover screw thread, be provided with in the spiral cover mounting hole and support the first sealing ring of joining in marriage with the external cable outer peripheral face, the spiral cover is kept away from the tip of being responsible for the body and is provided with and supports bending of joining in marriage towards the spiral cover mounting hole and with first sealing ring, the relative spiral cover inner peripheral surface of spiral cover screw thread is protrusion setting, spiral cover screw thread orientation is kept away from the terminal surface of being responsible for the body and is joined in marriage with the counterbalance of first sealing ring terminal surface. When the scheme is adopted, the utility model provides an anti -explosion cable seal joint that the sealing ring is difficult for losing.
Description
Technical field
This utility model relates to a kind of cable installed part, is specifically related to a kind of anti-explosion cable seal joint.
Background technology
Cabinet generally requires when installing external cable and offers cabinet installing hole on cabinet wall, anti-explosion cable seal joint is then mounted to cabinet installing hole the fixture passed for external cable, for strengthening the sealing property between external cable and cabinet installing hole, so that reaching requirement of explosion proof.
Traditional anti-explosion cable seal joint includes main pipe, the axially arranged cable installing hole having external cable to pass in this main pipe, main pipe one end is positioned at cabinet as cabinet installation end, it is outer as cable installation end that the other end is positioned at cabinet, main pipe is positioned at cable installation end and is provided with spiral cover, this spiral cover and cable installing hole are coaxially arranged with the spiral cover installing hole passed for external cable, spiral cover installing hole inner peripheral surface and main pipe's outer peripheral face threaded engagement, spiral cover installing hole inner peripheral surface is additionally provided with and supports, with external cable outer peripheral face, the first sealing ring joined, owing to spiral cover in use can repeated disassembled and assembled, the first sealing ring is caused easily to drop out from spiral cover, easily lose, bring inconvenience to continuation installation.
Summary of the invention
The deficiency existed for prior art, the purpose of this utility model is to provide a kind of sealing ring to be difficult to the anti-explosion cable seal joint lost.
nullFor achieving the above object，This utility model provides following technical scheme: include main pipe and spiral cover，The axially arranged cable installing hole having external cable to pass in described main pipe，Described main pipe one end is positioned at cabinet as cabinet installation end，It is outer as cable installation end that the other end is positioned at cabinet，Described spiral cover is installed on the cable installation end of main pipe，Described spiral cover and cable installing hole are coaxially arranged with the spiral cover installing hole passed for external cable，Described spiral cover installing hole inner peripheral surface is provided with and the spiral cover screw thread of main pipe's outer peripheral face threaded engagement，It is provided with in described spiral cover installing hole and supports, with external cable outer peripheral face, the first sealing ring joined，Described spiral cover is provided with towards spiral cover installing hole away from the end of main pipe and supports, with the first sealing ring, the bending joined，It is characterized in that: described spiral cover screw thread is arranged in protruding relative to spiral cover inner peripheral surface，Described spiral cover screw thread is directed away from the end face of main pipe and the first sealing ring end face offsets and joins.
By using technique scheme, the existing helicitic texture of Appropriate application, constitute the position limiting structure of the first sealing member, make sealing ring be difficult in spiral cover depart from, it is to avoid spiral cover is during often outwarding winding and screwing, because of the loss loss of seal function of sealing ring.
This utility model is further arranged to: be provided with sealing auxiliary member between described spiral cover installing hole inner peripheral surface and the first sealing ring, described sealing auxiliary member is annular metalwork, the first described sealing ring is limited in sealing auxiliary member inner peripheral surface, described sealing auxiliary member is circumferentially placed equidistant several legs that can bend to the first sealing ring towards the cable installation end of main pipe, described spiral cover installing hole inner circumferential is provided with the lead-in curve of extruding leg, and this lead-in curve is gradually close to the central shaft of spiral cover installing hole along with the cable installation end near spiral cover.
By using technique scheme, seal auxiliary member under the extruding of main pipe end, the directed curved surface of leg extrudes to the first sealing ring, while first sealing ring inner circumferential can be automatically adjusted according to the extraneous actual peripheral shape of cable, also make between the first sealing ring with extraneous cable coordinate tightr, make sealing property more preferable, make explosion-proof performance more preferable.
This utility model is further arranged to: each described leg is relatively distant from the end of sealing auxiliary member and the first sealing ring is provided with limited block, and the first described sealing ring is provided with the cannelure corresponding with each limited block position.
By using technique scheme, on the one hand limited block makes the relative position not malleable of leg and the first sealing ring, also avoids the first sealing ring to depart from and seals auxiliary member.
This utility model is further arranged to: be respectively arranged with installation shirt rim on the outer peripheral face at the first described axial two ends of sealing ring, and described the installing at two ends constitutes the installation cavity suitable with sealing auxiliary member shape between shirt rim.
By using technique scheme, after elastic shirt rim makes sealing auxiliary member and the first sealing ring be assembled integrally, then it is installed on spiral cover, increases simple installation.
This utility model is further arranged to: the cabinet installation end of described main pipe is provided with extensional pipeline, this extensional pipeline and cable installing hole are coaxially arranged with the extension passage passed for external cable, described extensional pipeline outer peripheral face and cable installing hole inner peripheral surface are threaded engagement, be arranged with and support, with external cable outer peripheral face, the second sealing ring joined in described extension passage.
By using technique scheme, extensional pipeline extends the cooperation position of main pipe and cabinet, thus sets up the second sealing ring, constitutes dual-seal with the first sealing ring, and improve sealing property further.
This utility model is further arranged to: circumferentially arranged in described extension passage have the seal groove installing the second sealing ring, this seal groove is provided with installing port towards main pipe, being provided with in described main pipe and support, with the second sealing ring end face, the extrusion joined, described main pipe's inner peripheral surface is positioned at extrusion and is provided with extrusion to the limited step joined relative to the opposite side of the second sealing ring.
By using technique scheme, extrusion is set, gradually the second sealing ring is extruded in installation process, make the second sealing ring internal diameter diminish due to compressional deformation, and limited step is on the one hand by spacing for extrusion, on the other hand give extrusion support to extrude the second sealing member.
This utility model is further arranged to: described extrusion is suitable from main pipe's inner peripheral surface and coordinates ring with limited step to join and forms to the extrusion ring joined with the second sealing ring, described coordinate ring and extrusion ring successively and are coaxially disposed along the direction near the second sealing ring, and described extrusion ring is arranged in coordinating ring and outer peripheral face is circumferentially fixedly installed and supports, with coordinating ring end, the spacing ring joined.
By using technique scheme, being two parts by extrusion split, it is simple to be easily installed while processing, spacing ring constitutes the linkage coordinating ring with extrusion ring.
This utility model is further arranged to: the circumferentially arranged deformation groove having in the form of a ring on the second described sealing ring outer peripheral face.
By using technique scheme, deformation groove is easy to the second sealing ring edge can be to inboard compression deformation, and it is more regular to make to compress everywhere uniform force, deformation by deformation groove so that it is and between the external cable being installed in extension passage, sealing property is more preferable.
With detailed description of the invention, this utility model is further described below in conjunction with the accompanying drawings.
Accompanying drawing explanation
Fig. 1 is the axonometric chart of this utility model detailed description of the invention；
Fig. 2 is spiral cover and the explosive view of internal structure in this utility model detailed description of the invention；
Fig. 3 is the axonometric chart of spiral cover in this utility model detailed description of the invention；
Fig. 4 is the explosive view in this utility model detailed description of the invention between main pipe and extensional pipeline；
Fig. 5 is the axonometric chart of main pipe in this utility model detailed description of the invention；
Fig. 6 is the axonometric chart of extensional pipeline in this utility model detailed description of the invention.
Detailed description of the invention
nullAs shown in Fig. 1 Fig. 6，The utility model discloses one and include anti-explosion cable seal joint，Including main pipe 1 and spiral cover 2，The axially arranged cable installing hole 11 having external cable to pass in main pipe 1，Main pipe 1 one end is positioned at cabinet as cabinet installation end 12，It is outer as cable installation end 13 that the other end is positioned at cabinet，Spiral cover 2 is installed on the cable installation end 13 of main pipe 1，Spiral cover 2 and cable installing hole are coaxially arranged with the spiral cover installing hole 21 passed for external cable，Spiral cover installing hole 21 inner peripheral surface is provided with and the spiral cover screw thread 211 of main pipe 1 outer peripheral face threaded engagement，Spiral cover installing hole 21 inner peripheral surface and main pipe 1 outer peripheral face threaded engagement and be provided with and support, with external cable outer peripheral face, the first sealing ring 3 joined，Spiral cover is provided with towards spiral cover installing hole away from the end of main pipe and supports, with the first sealing ring, the bending 22 joined，Relative spiral cover 2 inner peripheral surface of spiral cover screw thread 211 is arranged in protruding，Spiral cover screw thread 211 offsets join towards the end face inside spiral cover 2 and the first sealing ring 3 end face，The existing helicitic texture of Appropriate application，Constitute the position limiting structure of the first sealing member，Sealing ring is made to be difficult in spiral cover 2 depart from，Avoid spiral cover 2 during often outwarding winding and screwing，Loss loss of seal function because of sealing ring.
nullSealing auxiliary member 4 it is provided with between spiral cover installing hole 21 inner peripheral surface and the first sealing ring 3，Sealing auxiliary member 4 is annular metalwork，First sealing ring 3 is limited in sealing auxiliary member 4 inner peripheral surface，Sealing auxiliary member 4 is circumferentially placed equidistant several legs 41 that can bend to the first sealing ring 3 towards the cable installation end 13 of main pipe 1，Spiral cover installing hole 21 inner circumferential is provided with the lead-in curve 212 of extruding leg 41，This lead-in curve 212 is gradually close to the central shaft of spiral cover installing hole 21 along with the cable installation end 13 near spiral cover 2，Seal auxiliary member 4 under the extruding of main pipe 1 end，The directed curved surface of leg 41 212 extrudes to the first sealing ring 3，While first sealing ring 3 inner circumferential can be automatically adjusted according to the extraneous actual peripheral shape of cable，Also make between the first sealing ring 3 with extraneous cable coordinate tightr，Sealing property is more preferable.
Each leg 41 is relatively distant from the end of sealing auxiliary member 4 and first sealing ring 3 is provided with limited block 411, first sealing ring 3 is provided with the cannelure 31 corresponding with each limited block 411 position, limited block 411 1 aspect makes the relative position not malleable of leg 41 and the first sealing ring 3, also avoids the first sealing ring 3 to depart from and seals auxiliary member 4.
Installation shirt rim 32 it is respectively arranged with on the outer peripheral face at the first axial two ends of sealing ring 3, installing of two ends constitutes the installation cavity 33 suitable with sealing auxiliary member 4 shape between shirt rim 32, after elastic shirt rim makes sealing auxiliary member 4 and the first sealing ring 3 be assembled integrally, it is installed on spiral cover 2 again, increases simple installation.
The cabinet installation end 12 of main pipe 1 is provided with extensional pipeline 5, this extensional pipeline 5 and cable installing hole are coaxially arranged with the extension passage 51 passed for external cable, extensional pipeline 5 outer peripheral face and cable installing hole 11 inner peripheral surface are threaded engagement, extend passage 51 to be arranged with external cable outer peripheral face to the second sealing ring 6 joined, extensional pipeline 5 extends the cooperation position of main pipe 1 and cabinet, thus set up the second sealing ring 6, dual-seal is constituted with the first sealing ring 3, the most progressive sealing property, extensional pipeline 5 outer peripheral face is provided with the installation portion 52 stretching into cabinet, threaded engagement spacing and in cabinet nut 53 it is provided with on this installation portion 52, sealing ring 54 it is folded with between extensional pipeline 5 and cabinet.
Circumferentially arranged in extending passage 51 have the seal groove 55 installing the second sealing ring 6, seal groove 55 is provided with installing port 551 towards main pipe, it is provided with in main pipe 1 and supports, with the second sealing ring 6 end face, the extrusion 7 joined, main pipe 1 inner peripheral surface is positioned at the opposite side of relative second sealing ring 6 of extrusion 7 and is provided with extrusion 7 to the limited step 14 joined, extrusion 7 is set, second sealing ring 6 is gradually extruded by installation process, the second sealing ring 6 internal diameter is made to diminish due to compressional deformation, and limited step is on the one hand by spacing for extrusion 7, on the other hand give extrusion 7 to support to extrude the second sealing member.
Extrusion 7 is suitable from main pipe 1 inner peripheral surface and coordinates ring 71 with limited step 14 to join and forms to the extrusion ring 72 joined with the second sealing ring 6, ring 71 and extrusion ring 72 is coordinated successively and to be coaxially disposed along the direction near the second sealing ring 6, extrusion ring 72 is arranged in coordinating ring 71 and outer peripheral face is circumferentially fixedly installed and supports, with coordinating ring 71 end, the spacing ring 721 joined, it is two parts by extrusion 7 split, being easily installed while being easy to processing, spacing ring 721 constitutes the linkage coordinating ring 71 with extrusion ring 72.
The circumferentially arranged deformation groove 61 having in the form of a ring on second sealing ring 6 outer peripheral face, deformation groove is easy to the second sealing ring edge can be to inboard compression deformation, and it is more regular to make to compress everywhere uniform force, deformation by deformation groove so that it is and it is more preferable to be installed on sealing property between the external cable extended in passage.
Claims (8)
- null1. an anti-explosion cable seal joint，Including main pipe and spiral cover，The axially arranged cable installing hole having external cable to pass in described main pipe，Described main pipe one end is positioned at cabinet as cabinet installation end，It is outer as cable installation end that the other end is positioned at cabinet，Described spiral cover is installed on the cable installation end of main pipe，Described spiral cover and cable installing hole are coaxially arranged with the spiral cover installing hole passed for external cable，Described spiral cover installing hole inner peripheral surface is provided with and the spiral cover screw thread of main pipe's outer peripheral face threaded engagement，It is provided with in described spiral cover installing hole and supports, with external cable outer peripheral face, the first sealing ring joined，Described spiral cover is provided with towards spiral cover installing hole away from the end of main pipe and supports, with the first sealing ring, the bending joined，It is characterized in that: described spiral cover screw thread is arranged in protruding relative to spiral cover inner peripheral surface，Described spiral cover screw thread is directed away from the end face of main pipe and the first sealing ring end face offsets and joins.
- Anti-explosion cable seal joint the most according to claim 1, it is characterized in that: between described spiral cover installing hole inner peripheral surface and the first sealing ring, be provided with sealing auxiliary member, described sealing auxiliary member is annular metalwork, the first described sealing ring is limited in sealing auxiliary member inner peripheral surface, described sealing auxiliary member is circumferentially placed equidistant several legs that can bend to the first sealing ring towards the cable installation end of main pipe, described spiral cover installing hole inner circumferential is provided with the lead-in curve of extruding leg, this lead-in curve is gradually close to the central shaft of spiral cover installing hole along with the cable installation end near spiral cover.
- Anti-explosion cable seal joint the most according to claim 2, it is characterized in that: each described leg is relatively distant from the end of sealing auxiliary member and the first sealing ring is provided with limited block, and the first described sealing ring is provided with the cannelure corresponding with each limited block position.
- Anti-explosion cable seal joint the most according to claim 2, it is characterized in that: be respectively arranged with installation shirt rim on the outer peripheral face at the first described axial two ends of sealing ring, described the installing at two ends constitutes the installation cavity suitable with sealing auxiliary member shape between shirt rim.
- 5. according to the anti-explosion cable seal joint described in claim 1 or 2 or 3 or 4, it is characterized in that: the cabinet installation end of described main pipe is provided with extensional pipeline, this extensional pipeline and cable installing hole are coaxially arranged with the extension passage passed for external cable, described extensional pipeline outer peripheral face and cable installing hole inner peripheral surface are threaded engagement, be arranged with and support, with external cable outer peripheral face, the second sealing ring joined in described extension passage.
- Anti-explosion cable seal joint the most according to claim 5, it is characterized in that: circumferentially arranged in described extension passage have the seal groove installing the second sealing ring, this seal groove is provided with installing port towards main pipe, being provided with in described main pipe and support, with the second sealing ring end face, the extrusion joined, described main pipe's inner peripheral surface is positioned at extrusion and is provided with extrusion to the limited step joined relative to the opposite side of the second sealing ring.
- Anti-explosion cable seal joint the most according to claim 6, it is characterized in that: described extrusion is suitable from main pipe's inner peripheral surface and coordinates ring with limited step to join and forms to the extrusion ring joined with the second sealing ring, described coordinate ring and extrusion ring successively and are coaxially disposed along the direction near the second sealing ring, and described extrusion ring is arranged in coordinating ring and outer peripheral face is circumferentially fixedly installed and supports, with coordinating ring end, the spacing ring joined.
- Anti-explosion cable seal joint the most according to claim 6, it is characterised in that: the circumferentially arranged deformation groove having in the form of a ring on the second described sealing ring outer peripheral face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620448416.4U CN205639892U (en) | 2016-05-16 | 2016-05-16 | Anti -explosion cable seal joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620448416.4U CN205639892U (en) | 2016-05-16 | 2016-05-16 | Anti -explosion cable seal joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205639892U true CN205639892U (en) | 2016-10-12 |
Family
ID=57056545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620448416.4U Active CN205639892U (en) | 2016-05-16 | 2016-05-16 | Anti -explosion cable seal joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205639892U (en) |
-
2016
- 2016-05-16 CN CN201620448416.4U patent/CN205639892U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |