CN215185603U - Through cable sleeve type fireproof sealing device - Google Patents

Abstract

The utility model provides a through cable sleeve type fireproof sealing device, which comprises a sealing device shell, wherein the sealing device shell comprises an upper shell, a lower shell, a circular cavity and a fixing device, the upper shell is movably connected with the lower shell through the fixing device, the surface of one side of the upper shell and one side of the lower shell is provided with the circular cavity, the circular cavity penetrates through the upper shell and the lower shell, the inner wall of the circular cavity is compositely connected with an insulating shielding layer, the outer side of the insulating shielding layer is compositely connected with a fireproof heat-insulating layer, fireproof daub layers are respectively filled between the outer wall of the fireproof heat-insulating layer and the inner wall of the upper shell and between the inner walls of the lower shell, the utility model discloses a sealing device which can prevent fire by utilizing fireproof materials, the sealing device can be suitable for occasions with high fireproof requirements, plays the protective roles of sealing, fire prevention, water prevention and pressure resistance on cables, and is easy to adjust simultaneously, the use of the user is convenient.

Description

Through cable sleeve type fireproof sealing device

Technical Field

The utility model mainly relates to the technical field of cable equipment, specifically be a wear to separate cable bushing type fire prevention sealing device.

Background

The cable sealing device is a special product in a penetrating sealing form of cables, optical fibers and the like, and is widely applied to a plurality of fields of ship manufacturing, electric power telecommunication, industry, civil buildings and the like.

Can be according to patent document (203387134U), the utility model relates to a cable is worn to separate sealing device, including backplate, bottom plate, clamp plate and cross the line module, backplate both sides an organic whole are made to the backplate with the portion of bending of extending and mutual symmetry, inlay respectively between the top of the inboard surface of these two portions of bending and the below and adorn clamp plate and bottom plate, range upon range of between this clamp plate and the bottom plate and inlay and adorn the multilayer and cross the line module, all make at least one through-hole on every layer of passing the line module, the through-hole with the open pore contraposition of making on the backplate inlays in every through-hole and adorns an annular rubber circle. The utility model discloses in, wear to adorn many cables in every line module, every cable all with the bulge loop crimping of making at rubber circle inner edge middle part together, because the elasticity of rubber, the cable is by inseparable parcel, realized preventing wind, it is dustproof, anticorrosion and prevent purposes such as mouse nibbles, whole displacement module moreover, simple installation, flexibility, be convenient for adjust, area is little, although can realize preventing wind among this technical scheme, dustproof, anticorrosive effect, but this sealing device can not play the effect of good fire prevention, can't be applicable to the occasion that the fire prevention requires height.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides a wear to separate cable bushing type fire prevention sealing device for solve the technical problem who proposes among the above-mentioned background art.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

the utility model provides a wear to separate cable bushing type fire prevention sealing device, includes the sealing device casing, the sealing device casing includes casing, lower casing, circular cavity and fixing device, go up the casing and pass through fixing device and casing swing joint down, go up the casing and seted up circular cavity on the surface of casing one side down, circular cavity runs through casing and lower casing, the composite connection has the insulation shield layer on the circular cavity inner wall, insulation shield layer outside composite connection has the fire prevention insulating layer, it has the fire prevention cement gum layer all to fill between fire prevention insulating layer outer wall and last shells inner wall and the shells inner wall down.

Preferably, go up the casing and be the fire prevention plastic layer with lower casing, use fire prevention plastics preparation sealing device casing can prevent fires, also can avoid the casing surface to receive corrosive substance to corrode, damages sealing device to plastics also have electrical insulation nature, can avoid people to electrocute the injury.

Preferably, go up the casing and be equipped with fireproof rubber pad with lower casing junction, can make fireproof rubber pad connect the casing and have fine leakproofness down after the casing is connected through fireproof rubber pad, can completely cut off other material and exert an influence to cable duct.

Preferably, the insulation shielding layer is a crosslinked polyethylene insulation layer, and the crosslinked polyethylene layer has good strength and temperature resistance and can well protect the cable.

Preferably, the fireproof heat-insulating layer is a ceramic wool heat-insulating layer, and high-temperature conduction can be effectively prevented through the ceramic wool, so that the cable is prevented from being influenced by high temperature and flame, and adverse effects are avoided.

Preferably, the thickness of the fireproof daub layer is 10mm-20mm, and the fireproof daub layer with a certain thickness can play a role in fire prevention and high temperature isolation to protect the cable.

Preferably, the fireproof sealing rings are arranged at two ends of the circular cavity and have elasticity, cables of different specifications can be sealed through the fireproof sealing ring, and the sealing performance of the fireproof sealing device when the cables penetrate through the fireproof sealing ring is guaranteed.

Preferably, fixing device includes first fixed block, second fixed block, screw hole and bolt, the outer wall below of casing one side is connected to first fixed block, be equipped with the second fixed block under the first fixed block, casing outer wall top under the second fixed block connection, first fixed block surface set up screw hole, the screw hole runs through first fixed block and second fixed block, screw hole swing joint bolt can avoid sealing device to wear to overlap sealedly to the cable through this fixing device, has made things convenient for user's use to easy operation.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model can protect the cable from being affected by fire source combustion and prevent high temperature conduction through the fireproof plastic layer, the fireproof heat-insulating layer and the fireproof mortar layer, thereby achieving good fireproof and heat-insulating effects, ensuring the sealing performance of the cable passing through the fireproof sealing device and simultaneously achieving sufficient fireproof performance; through first fixed block, second fixed block, screw hole and bolt can avoid sealing device to wear the cover to seal the cable, have made things convenient for user's use.

The present invention will be explained in detail with reference to the drawings and specific embodiments.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the device of the present invention;

fig. 3 is a schematic sectional structure of the present invention;

fig. 4 is an enlarged schematic view of the area a of fig. 3.

In the figure: 1. a sealing device housing; 11. an upper housing; 111. an insulating shield layer; 112. a fireproof heat-insulating layer; 113. a fireproof daub layer; 114. a fireproof rubber pad; 12. a lower housing; 13. a circular cavity; 14. a fixing device; 141. a first fixed block; 142. a second fixed block; 143. a threaded hole; 144. a bolt; 15. fireproof sealing ring.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1-4, a through cable sleeve type fire-proof sealing device, which comprises a sealing device housing 1, wherein the sealing device housing 1 comprises an upper housing 11, a lower housing 12, a circular cavity 13 and a fixing device 14, the upper housing 11 and the lower housing 12 are made of fireproof plastic layers, the sealing device housing 1 is made of the fireproof plastic, so that fire can be prevented, corrosion of corrosive substances on the surface of the housing can be avoided, the sealing device can be damaged, the plastic has electrical insulation, people can be prevented from being injured by electric shock, the upper housing 11 is movably connected with the lower housing 12 through the fixing device 14, a fireproof rubber gasket 114 is arranged at the joint of the upper housing 11 and the lower housing 12, the fireproof rubber gasket 114 can be connected with the upper housing 11 and the lower housing 12 to have good sealing performance, and can isolate the influence of other substances on a cable pipeline, the surface of one side of the upper shell 11 and the lower shell 12 is provided with a circular cavity 13, the circular cavity 13 penetrates through the upper shell 11 and the lower shell 12, both ends of the circular cavity 13 are provided with fireproof sealing rings 15, cables of different specifications can be sealed through the material, the sealing performance of the cable penetrating through a fireproof sealing device is guaranteed, the inner wall of the circular cavity 13 is compositely connected with an insulating and shielding layer 111, the insulating and shielding layer 111 is a crosslinked polyethylene insulating layer, the crosslinked polyethylene layer has good strength and temperature resistance and can well protect the cable, the outer side of the insulating and shielding layer 111 is compositely connected with a fireproof heat-insulating layer 112, the fireproof heat-insulating layer 112 is a ceramic cotton heat-insulating layer, high-temperature conduction can be effectively prevented through the ceramic cotton, the influence of high temperature and flame on the cable is avoided, and adverse consequences are caused, fireproof clay layer 113 is all filled to fireproof thermal-protective layer 112 outer wall and last casing 11 inner wall and between lower casing 12 inner wall, fireproof clay layer thickness is 10mm-20mm, through reaching the fireproof clay layer 113 of certain thickness, can play the effect of fire prevention and isolated high temperature, protection cable, the utility model discloses a device can be applicable to the high occasion of fire prevention requirement to play airtight, fire prevention, waterproof, withstand voltage guard action to the cable, it is easy to adjust simultaneously, convenient to use person's use.

Please refer to fig. 3 and 4 again, the fixing device 14 includes a first fixing block 141, a second fixing block 142, a threaded hole 143, and a bolt 144, the first fixing block 141 is connected to a lower portion of an outer wall of one side of the upper housing 11, the second fixing block 142 is directly below the first fixing block 141, the second fixing block 142 is connected to an upper portion of an outer wall of the lower housing 12, the threaded hole 143 is formed on the surface of the first fixing block 141, the threaded hole 143 penetrates through the first fixing block 141 and the second fixing block 142, the threaded hole 143 is movably connected to the bolt 144, the fixing device 14 can prevent the sealing device from sealing the cable, thereby facilitating the use of the user, and the operation is simple.

The utility model discloses a concrete operation as follows:

firstly, opening the sealing device shell 1, dividing the sealing device shell 1 into an upper shell 11 and a lower shell 12, aligning the circular cavities 13 in the upper shell 11 and the lower shell 12 with cables, then, covering the upper shell 11 and the lower shell 12, connecting the upper shell 11 and the lower shell 12 through a first fixing block 141 and a second fixing block 142 of a fixing device 14, and connecting the upper shell 11 and the lower shell 12 through threaded holes 143 in the first fixing block 141 and the second fixing block 142 by using bolts 144, wherein the fireproof sealing ring 15 and the fireproof rubber pad 114 are continuously extruded during connection, so that the upper shell 11 and the lower shell 12 achieve a sealing effect, when a fire occurs, the sealing device shell 1 is made of fireproof plastics, can prevent the corrosion of corrosive substances on the surface of the shell and can also prevent the flame, a fireproof mortar layer 113 is compositely connected in the sealing device shell 1, and the fireproof mortar layer 113 can protect the cables by preventing the fire and isolating high temperature, the inside composite connection of fire prevention daub layer 113 has fire prevention insulating layer 112, fire prevention insulating layer 112 can the conduction of effectual prevention high temperature, avoids the cable to receive the influence of high temperature, causes bad consequence, the inboard composite connection of fire prevention insulating layer 112 has insulation shield 111, insulation shield 111 has electrical insulation, can avoid people to electrocute the injury.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, if the method and the technical solution of the present invention are adopted, the present invention can be directly applied to other occasions without substantial improvement, and the present invention is within the protection scope of the present invention.

Claims (8)

1. A through cable sleeve type fireproof sealing device comprises a sealing device shell (1), it is characterized in that the sealing device shell (1) comprises an upper shell (11), a lower shell (12), a circular cavity (13) and a fixing device (14), the upper shell (11) is movably connected with the lower shell (12) through a fixing device (14), the surfaces of one sides of the upper shell (11) and the lower shell (12) are provided with round cavities (13), the round cavity (13) penetrates through the upper shell (11) and the lower shell (12), the inner wall of the round cavity (13) is compositely connected with an insulating shielding layer (111), the outer side of the insulation shielding layer (111) is compositely connected with a fireproof heat-insulating layer (112), fireproof mortar layers (113) are filled between the outer wall of the fireproof heat-insulating layer (112) and the inner walls of the upper shell (11) and the lower shell (12).

2. A fire-resistant sealing device of the type that passes through and separates the cable ducts as claimed in claim 1, characterised in that the upper and lower housings (11, 12) are made of a fire-resistant plastic layer.

3. A fire-resistant sealing device of the cable-through tube type according to claim 1, wherein a fire-resistant rubber gasket (114) is provided at the junction of the upper casing (11) and the lower casing (12).

4. A fire protection seal of the type that passes through a cable sleeve according to claim 1, characterised in that said insulating shield (111) is a cross-linked polyethylene insulating layer.

5. A pass-through cable sleeve fire protection seal according to claim 1, characterised in that said fire protection insulation (112) is a ceramic wool insulation.

6. A fire-resistant sealing arrangement according to claim 1, characterised in that the fire-resistant mastic layer (113) is 10-20 mm thick.

7. A fire-resistant sealing device of the cable-through tube type according to claim 1, wherein the fire-resistant sealing rings (15) are provided at both ends of the circular cavity (13).

8. The fire-proof sealing device of the through cable sleeve type according to claim 1, wherein the fixing device (14) comprises a first fixing block (141), a second fixing block (142), a threaded hole (143) and a bolt (144), the first fixing block (141) is connected to the lower portion of the outer wall of one side of the upper shell (11), the second fixing block (142) is arranged under the first fixing block (141), the second fixing block (142) is connected to the upper portion of the outer wall of the lower shell (12), the threaded hole (143) is formed in the surface of the first fixing block (141), the threaded hole (143) penetrates through the first fixing block (141) and the second fixing block (142), and the threaded hole (143) is movably connected with the bolt (144).

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