CN219351214U - Flame-retardant explosion-proof cable sealing element - Google Patents
Flame-retardant explosion-proof cable sealing element Download PDFInfo
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- CN219351214U CN219351214U CN202223318292.2U CN202223318292U CN219351214U CN 219351214 U CN219351214 U CN 219351214U CN 202223318292 U CN202223318292 U CN 202223318292U CN 219351214 U CN219351214 U CN 219351214U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Abstract
The utility model relates to the field of cable sealing structures, in particular to a flame-retardant and explosion-proof cable sealing element, which comprises a shell, a middle limiting assembly and a side sealing assembly; the middle part sets up the spacing subassembly in middle part in the casing, sets up side seal assembly in the casing length both sides, when guaranteeing cable clamping sealing stability, with equal long setting of flame retardant coating and reducing layer, equal length installation flame retardant coating and reducing layer on different casings promptly, can not cut into not unidimensional reducing layer and flame retardant coating with reducing layer raw materials and flame retardant coating raw materials according to the cable size, when promoting its general performance, reduce the rejection rate that its cutting in-process produced to reduction in production and use cost, thereby promote mill benefit.
Description
Technical Field
The utility model relates to the field of cable sealing structures, in particular to a flame-retardant and explosion-proof cable sealing member.
Background
There is a need for cable wall-penetrating rigidity in many areas such as marine manufacturing, marine engineering, petrochemical, electric telecommunications, defense and military, sewage treatment, industrial and civil construction, and cable seals prevent flames, smoke, gases and water from reaching adjacent structural parts through the cable penetration once a dangerous situation occurs in a particular environment. While the cable seal may be considered a smaller component of the installation, the module plays a critical role in protecting personnel, property and continuous operation.
The prior patent CN 202122108468.0 provides a fireproof cable sealing device, which comprises a first sealing element and a second sealing element which are symmetrically arranged; the first sealing element and the second sealing element have the same structure and comprise a body, a fireproof rubber layer and a reducing layer; a semicircular groove is formed in the body; the inner side wall of the groove is provided with a fireproof rubber layer; the inner side of the fireproof rubber layer is provided with a plurality of reducing layers; after the first sealing element and the second sealing element are spliced, the middle part forms a cable channel; a positioning counter bore is formed in the first sealing element; and a positioning lug is arranged on the second sealing element. The utility model has simple structure and is easy to manufacture and install.
However, the above patent still has the following drawbacks: in the above patent, the reducing layer and the fireproof rubber layer are consistent with the length of the body, when the length of the body is inconsistent, a large amount of reducing layers and fireproof rubber layers with corresponding lengths and different diameters are required to be configured, the reducing layer raw materials and the fireproof rubber layer raw materials are generally fixed in length during initial production, and the reducing layer raw materials and the fireproof rubber layer raw materials with fixed lengths are required to be cut for adapting to the cable and the body, so that the cable and the body with different sizes are adapted, a large amount of waste materials are inevitably generated, and the problem of high production and use cost is caused.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a flame-retardant and explosion-proof cable sealing member, which solves the problem of higher production and use costs in the existing patent.
In order to solve the technical problems, the technical scheme of the utility model is as follows: a flame-retardant explosion-proof cable sealing member is characterized in that: comprising
The cable connector comprises a shell, a cable and a cable, wherein the shell is of a hollow cylindrical structure which corresponds to the cable size and is horizontally arranged, the hollow cylindrical structure comprises a first body and a second body which are identical in structure, and the first body is a semicircular arc plate;
the middle limiting assembly is arranged in the center of the inner wall of the shell and comprises a first limiting assembly arranged in the center of the inner wall of the first body and a second limiting assembly arranged in the center of the inner wall of the second body, the first limiting assembly and the second limiting assembly are matched to clamp a cable, and the cable is coaxial with the shell;
side seal assembly between the casing with be in between the cable the inside length both ends department of casing all is equipped with side seal assembly, including coaxial and fixed length fire prevention rubber layer and reducing layer that set up, just fire prevention rubber layer laminating shells inner wall sets up, fire prevention rubber layer is including laminating respectively first arc fire prevention rubber plate that first body set up with laminating second arc fire prevention rubber plate that second body set up, and first, two arc fire prevention rubber plate structures are the same, the reducing layer is in including setting up first arc reducing plate and the setting between first arc fire prevention rubber plate and the cable are in second arc reducing plate between second arc fire prevention rubber plate and the cable, and first, two arc reducing plate structures are the same.
Further, the first limiting component and the second limiting component are connected with the inner wall of the shell through a connecting piece, the first limiting component comprises a first fixing plate and a first arc-shaped pressing plate, the first fixing plate is horizontally fixed at the bottom end of the connecting piece arranged on the inner wall of the first body, the first arc-shaped pressing plate is fixed at the bottom end of the first fixing plate, an opening of the first arc-shaped plate is arranged towards the second body, and the first arc-shaped plate is consistent with the long axis direction of the first body;
the second limiting assembly comprises a second fixing plate and a second arc-shaped pressing plate, the second fixing plate is horizontally fixed at the bottom end of a connecting piece arranged on the inner wall of the second body, the length direction of the second fixing plate is consistent with the long axis direction of the shell, the second arc-shaped pressing plate is fixed at two ends of the length of the bottom of the second fixing plate, an opening of the second arc-shaped pressing plate is arranged towards the first body, and the second arc-shaped plate is consistent with the long axis direction of the second body;
the first arc-shaped pressing plates and the two second arc-shaped pressing plates are distributed in a delta shape.
Further, the connecting piece is of a telescopic structure and comprises a sleeve, a sliding rod and a fastening bolt;
the sleeve is vertically arranged, a plurality of first connecting holes which are distributed at equal intervals from top to bottom are formed in the sleeve in a penetrating mode, a second connecting hole is formed in the top of the sliding rod in a penetrating mode, the top of the sliding rod is arranged in the sleeve, the bottom of the sliding rod extends out of the sleeve, the fastening bolt penetrates through the first connecting hole and the second connecting hole to fix the sliding rod on the sleeve in a threaded mode, and the first fixing plate or the second fixing plate is fixed to the bottom end of the sliding rod.
Further, the first body is formed by sequentially fixing a first arc section, a second arc section and a third arc section, the structures of the first arc section and the third arc section are the same, and the top end of the sleeve is fixed at the center of the inner wall of the second arc section.
Further, the outer sides of the side sealing assemblies, which are positioned between the inner wall of the shell and the side sealing assemblies, are filled with flame-retardant fireproof sealant.
The utility model has the advantages that:
1) According to the utility model, the middle limiting component is arranged in the middle part of the shell, the side sealing components are arranged on two sides of the inner length of the shell, and the fireproof rubber layer and the reducing layer are uniformly arranged in length while the sealing stability of cable clamping is ensured, namely, the equal-length fireproof rubber layers and the reducing layers are arranged on different shells, so that the reducing layer raw materials and the fireproof rubber layer raw materials cannot be cut into reducing layers and fireproof rubber layers with different sizes according to the cable sizes, the general performance of the cable is improved, and the rejection rate generated in the cutting process is reduced, thereby reducing the production and use costs and improving the factory benefits;
2) According to the utility model, the first arc-shaped pressing plates and the two second arc-shaped pressing plates are staggered in a delta-shaped manner, so that the middle limiting assembly is suitable for clamping and limiting cables with different sizes, meanwhile, the clamping stability of the middle part of the cable can be ensured, the cable is prevented from shaking in the installation process, and the sealing effect is ensured;
3) According to the utility model, the connecting piece is of a telescopic structure, the distance between the first arc-shaped pressing plate and the second arc-shaped pressing plate can be adjusted by adjusting the relative distance between the sliding rod and the sleeve, and finally, the clamping limit of cables with different diameters is realized;
3) The first body is formed by sequentially fixing a first arc section, a second arc section and a third arc section, and the top end of the sleeve is fixed at the center of the inner wall of the second arc section, so that when shells with different lengths are required to be prepared according to cables, only the first arc section and the third arc section with different lengths are required to be in butt joint fixation, the first body and the connecting piece with different length specifications are not required to be prepared, the production cost is reduced, and the inventory is also reduced;
4) The fire-retardant fire-proof seal gum is filled in the outer side of the side seal assembly between the inner wall of the shell and the side seal assembly, and the fire-proof and explosion-proof performances of the device are enhanced by the fire-retardant fire-proof seal gum.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
Fig. 1 is a cross-sectional view of the present utility model.
Fig. 2 is a second cross-sectional view of the present utility model.
Fig. 3 is a cross-sectional view three of the present utility model.
Detailed Description
A flame retardant and explosion proof cable 6 seal as shown in fig. 1-3 includes a housing, a mid-stop assembly and side seal assemblies.
The shell is a hollow cylindrical structure which corresponds to the cable size and is horizontally arranged, the cable comprises a first body 1 and a second body 2 which are identical in structure, and the first body 1 is a semicircular arc plate.
The first body 1 is formed by sequentially fixing a first arc section 11, a second arc section 12 and a third arc section 13, the first arc section and the third arc section have the same structure, and the top end of the sleeve 51 is fixed at the center of the inner wall of the second arc section 12.
When the shells with different lengths are needed to be prepared according to the cables, only the first arc sections and the third arc sections with different lengths are needed to be in butt joint and fixed, the first body 1 and the connecting piece 5 with different length specifications are not needed to be prepared, the production cost is reduced, and the inventory can be reduced.
The middle limiting component is arranged in the center of the inner wall of the shell and comprises a first limiting component 3 arranged in the center of the inner wall of the first body 1 and a second limiting component 4 arranged in the center of the inner wall of the second body 2, the first limiting component and the second limiting component are matched to clamp the cable 6, and the cable 6 is coaxial with the shell.
The first limiting component 3 and the second limiting component 4 are connected with the inner wall of the shell through a connecting piece 5.
The connecting member 5 is a telescopic structure and comprises a sleeve 51, a slide rod 52 and a fastening bolt 53. The connecting piece 5 is of a telescopic structure, and the distance between the first arc-shaped pressing plate and the second arc-shaped pressing plate can be adjusted by adjusting the relative distance between the sliding rod 52 and the sleeve 51, so that the clamping limit of cables with different diameters can be finally realized.
The sleeve 51 is vertically arranged, a plurality of first connecting holes which are equidistantly and alternately distributed from top to bottom are formed in the sleeve 51 in a penetrating manner, a second connecting hole is formed in the top of the sliding rod 52 in a penetrating manner, the top of the sliding rod 52 is arranged in the sleeve 51, the bottom of the sliding rod 52 extends out of the sleeve 51, the sliding rod 52 is fixed on the sleeve 51 through the first connecting holes and the second connecting holes in a threaded manner by fastening bolts 53, and the first fixing plate 31 or the second fixing plate 41 is fixed at the bottom end of the sliding rod 52.
The first limiting component 3 comprises a first fixing plate 31 and a first arc-shaped pressing plate 32, the first fixing plate 31 is horizontally fixed at the bottom end of the connecting piece 5 arranged on the inner wall of the first body 1, the first arc-shaped pressing plate 32 is fixed at the bottom end of the first fixing plate, the opening of the first arc-shaped plate is arranged towards the second body 2, and the first arc-shaped plate is consistent with the long axis direction of the first body 1.
The second limiting component 4 comprises a second fixing plate 41 and a second arc-shaped pressing plate 42, the second fixing plate 41 is horizontally fixed at the bottom end of the connecting piece 5 arranged on the inner wall of the second body 2, the length direction of the second fixing plate 41 is consistent with the long axis direction of the shell, the length of the second fixing plate 41 is not less than half of the length of the shell, the two ends of the length of the bottom of the second fixing plate 41 are both fixed with a second arc-shaped pressing plate 42, an opening of the second arc-shaped pressing plate 42 is arranged towards the first body 1, and the second arc-shaped plate is consistent with the long axis direction of the second body 2.
The first arc-shaped pressing plate 32 and the two second arc-shaped pressing plates 42 are distributed in a delta shape.
The first arc pressing plates 32 and the two second arc pressing plates 42 are staggered in a delta shape, so that the middle limiting assembly is suitable for clamping cables with different limiting sizes, clamping stability of the middle of the cables can be guaranteed, shaking of the cables in the installation process is prevented, and sealing effect of the cables is guaranteed.
Side seal assemblies are arranged between the shell and the cable 6 and at two ends of the length inside the shell, and comprise a fireproof rubber layer 7 and a reducing layer 8 which are coaxial and are arranged at fixed lengths, and the fireproof rubber layer 7 is attached to the inner wall of the shell.
The fireproof rubber layer 7 comprises a first arc fireproof rubber plate which is respectively attached to the first body 1 and a second arc fireproof rubber plate which is attached to the second body 2, and the first arc fireproof rubber plate and the second arc fireproof rubber plate are identical in structure.
The reducing layer 8 comprises a first arc reducing plate arranged between the first arc fireproof rubber plate and the cable 6 and a second arc reducing plate arranged between the second arc fireproof rubber plate and the cable 6, and the structures of the first arc reducing plate and the second arc reducing plate are identical.
And flame-retardant fireproof sealant 9 is filled between the inner wall of the shell and the side sealing assembly and is positioned on the outer side of the side sealing assembly.
The outside that lies in side seal assembly between shells inner wall and the side seal assembly all is filled with fire-retardant fire prevention sealant 9, utilizes fire-retardant fire prevention sealant 9 to strengthen the fire prevention explosion-proof performance of this device both sides.
The working principle of the patent is as follows:
the corresponding first arc section and the corresponding third arc section are selected according to the cable size and length, the first arc section, the third arc section and the second arc section 12 are fixed into a first body 1, the relative distance between a sliding rod 52 of a connecting piece 5 on the first body and the second body and a sleeve 51 is adjusted according to the cable diameter and are fastened and connected by a fastening bolt 53, a second body 2 with the same length is prepared, a first arc fireproof rubber plate and a second arc fireproof rubber plate are respectively arranged at two ends of the inner wall of the first body and the two inner walls of the second body, the first arc variable-diameter plate and the second arc variable-diameter plate are respectively arranged on the inner wall of the first arc fireproof rubber plate and the two arc fireproof rubber plate, finally the first body and the second body are spliced and fixed at two sides of the cable, and flame-retardant fireproof sealing glue 9 is filled outside the side sealing assembly between the inner wall of the shell and the side sealing assembly.
It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a fire-retardant explosion-proof cable sealing member which characterized in that: comprising
The cable connector comprises a shell, a cable and a cable, wherein the shell is of a hollow cylindrical structure which corresponds to the cable size and is horizontally arranged, the hollow cylindrical structure comprises a first body and a second body which are identical in structure, and the first body is a semicircular arc plate;
the middle limiting assembly is arranged in the center of the inner wall of the shell and comprises a first limiting assembly arranged in the center of the inner wall of the first body and a second limiting assembly arranged in the center of the inner wall of the second body, the first limiting assembly and the second limiting assembly are matched to clamp a cable, and the cable is coaxial with the shell;
side seal assembly between the casing with be in between the cable the inside length both ends department of casing all is equipped with side seal assembly, including coaxial and fixed length fire prevention rubber layer and reducing layer that set up, just fire prevention rubber layer laminating shells inner wall sets up, fire prevention rubber layer is including laminating respectively first arc fire prevention rubber plate that first body set up with laminating second arc fire prevention rubber plate that second body set up, and first, two arc fire prevention rubber plate structures are the same, the reducing layer is in including setting up first arc reducing plate and the setting between first arc fire prevention rubber plate and the cable are in second arc reducing plate between second arc fire prevention rubber plate and the cable, and first, two arc reducing plate structures are the same.
2. A flame retardant, explosion proof cable seal as set forth in claim 1, wherein: the first limiting assembly and the second limiting assembly are connected with the inner wall of the shell through a connecting piece, the first limiting assembly comprises a first fixing plate and a first arc-shaped pressing plate, the first fixing plate is horizontally fixed at the bottom end of the connecting piece arranged on the inner wall of the first body, the first arc-shaped pressing plate is fixed at the bottom end of the first fixing plate, an opening of the first arc-shaped plate is arranged towards the second body, and the direction of the long axis of the first arc-shaped plate is consistent with that of the first body;
the second limiting assembly comprises a second fixing plate and a second arc-shaped pressing plate, the second fixing plate is horizontally fixed at the bottom end of a connecting piece arranged on the inner wall of the second body, the length direction of the second fixing plate is consistent with the long axis direction of the shell, the second arc-shaped pressing plate is fixed at two ends of the length of the bottom of the second fixing plate, an opening of the second arc-shaped pressing plate is arranged towards the first body, and the second arc-shaped plate is consistent with the long axis direction of the second body;
the first arc-shaped pressing plates and the two second arc-shaped pressing plates are distributed in a delta shape.
3. A flame retardant, explosion proof cable seal as set forth in claim 2, wherein: the connecting piece is of a telescopic structure and comprises a sleeve, a sliding rod and a fastening bolt;
the sleeve is vertically arranged, a plurality of first connecting holes which are distributed at equal intervals from top to bottom are formed in the sleeve in a penetrating mode, a second connecting hole is formed in the top of the sliding rod in a penetrating mode, the top of the sliding rod is arranged in the sleeve, the bottom of the sliding rod extends out of the sleeve, the fastening bolt penetrates through the first connecting hole and the second connecting hole to fix the sliding rod on the sleeve in a threaded mode, and the first fixing plate or the second fixing plate is fixed to the bottom end of the sliding rod.
4. A flame retardant, explosion proof cable seal according to claim 3, wherein: the first body is formed by sequentially fixing a first circular arc section, a second circular arc section and a third circular arc section, the first circular arc section and the third circular arc section have the same structure, and the top end of the sleeve is fixed at the center of the inner wall of the second circular arc section.
5. A flame retardant, explosion proof cable seal as set forth in claim 1, wherein: and flame-retardant fireproof sealant is filled between the inner wall of the shell and the side sealing assembly and positioned on the outer side of the side sealing assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223318292.2U CN219351214U (en) | 2022-12-12 | 2022-12-12 | Flame-retardant explosion-proof cable sealing element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223318292.2U CN219351214U (en) | 2022-12-12 | 2022-12-12 | Flame-retardant explosion-proof cable sealing element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219351214U true CN219351214U (en) | 2023-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223318292.2U Active CN219351214U (en) | 2022-12-12 | 2022-12-12 | Flame-retardant explosion-proof cable sealing element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219351214U (en) |
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- 2022-12-12 CN CN202223318292.2U patent/CN219351214U/en active Active
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