CN215488235U

CN215488235U - Composite multilayer fireproof hose

Info

Publication number: CN215488235U
Application number: CN202121456842.XU
Authority: CN
Inventors: 姜涛; 田朋; 杨文辉
Original assignee: Kaidi Northwest Rubber Co ltd
Current assignee: Kaidi Northwest Rubber Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2022-01-11
Anticipated expiration: 2031-06-29

Abstract

The utility model discloses a composite multilayer fireproof hose, which comprises a fireproof hose main body, wherein a sleeve is arranged on the outer surface of the fireproof hose main body, a threaded head is integrally formed at the end part of the fireproof hose main body, a nut is arranged at the end part of the threaded head, an inner colloid, a braided body, an outer colloid, a colloidal silica body and a glass fiber body are sequentially arranged in the fireproof hose main body, a first groove is formed in the edge of the outer surface of the threaded head, and a second elastic sheet is fixedly arranged in the first groove through a screw; through the first elastic sheet of the internal design in first recess and second elastic sheet and at the tight clamp plate of tip design of second elastic sheet and sticis the tooth, can be when the mounting nut, through first elastic sheet and second elastic sheet take place elastic deformation's effect with sticis the internal surface at the nut with sticis the tooth sticis, be convenient for sticis the nut installation, the installation back nut is difficult not hard up, the fastening installation is used.

Description

Composite multilayer fireproof hose

Technical Field

The utility model belongs to the technical field of fireproof hoses, and particularly relates to a composite multilayer fireproof hose.

Background

The existing fireproof hose is widely applied in reality and applied to different fields, and the fireproof hose is not softened, does not reduce strength, is soft and ageing-resistant in a high-temperature environment, has a certain service life, and is convenient to have a certain fireproof and flame-retardant effect when in use; the existing fireproof hose is directly connected in a screwing mode through a threaded structure when a nut is installed, the nut is easily not fastened, the nut is easily loosened when the fireproof hose is used, the using effect is affected, then the end portion of the sleeve is not easily fastened with the hose, the end portion of the sleeve deforms and is easily loosened when the fireproof hose is used after the fireproof hose is installed, and the fireproof hose is not convenient for protecting the end portion.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a composite multi-layer fireproof hose, and aims to solve the problems that the existing fireproof hose is directly screwed and connected through a threaded structure when a nut is installed, the nut is easily installed and is not fastened, the nut is easily loosened during use, the use effect is influenced, then the end part of a sleeve and the hose are not easily fastened, the end part of the sleeve is deformed and shortened and is easily loosened during use after installation, and the protection of the end part is inconvenient.

In order to achieve the purpose, the utility model provides the following technical scheme: a composite multi-layer fireproof hose comprises a fireproof hose main body, wherein a sleeve is arranged on the outer surface of the fireproof hose main body, a threaded head is integrally formed at the end part of the fireproof hose main body, a nut is arranged at the end part of the threaded head, an inner colloid, a woven body, an outer colloid, a silica gel body and a glass fiber body are sequentially arranged in the fireproof hose main body, a first groove is formed in the edge of the outer surface of the threaded head, a second elastic sheet is fixedly arranged in the first groove through a screw, a first elastic sheet is fixedly arranged at the middle position of the second elastic sheet and the connection part of the pressing plate and the bottom end of the first groove through a screw, pressing teeth are integrally formed on the outer surface of the pressing plate, and the pressing plate and the first groove are elastically connected with the second elastic sheet through the first elastic sheet, the two ends of the pressing plate are integrally formed with sliding blocks, the two ends of the first groove are located in the threaded head, a first sliding groove is formed in the threaded head, and the pressing plate and the threaded head are connected with the first sliding groove in a sliding mode through the sliding blocks.

Preferably, both sides of the end of the sleeve are fixedly provided with a flexible rod through screws, the inner surface of the flexible rod is fixedly provided with a second clamping block through screws, both sides of the second clamping block are respectively provided with a second groove, the inside of the second groove is fixedly provided with a spring through glue solution adhesion, the end of the spring is elastically connected with a first clamping block, one side of the second groove is positioned inside the second clamping block and is provided with a second sliding groove, the inside of the second sliding groove is slidably connected with a connecting block, the end of the connecting block is connected with the end of the first clamping block in a clamping manner, both sides of the end of the fireproof hose body are respectively provided with a second clamping groove, both ends of the second clamping groove are positioned inside the fireproof hose body and are provided with a first clamping groove, and the spring and the fireproof hose body are connected with the first clamping groove through the first clamping block in a pressing manner, preferably, the end of the first clamping block is embedded into the first clamping groove, the end of the first clamping block is matched with the first clamping groove, preferably, the second clamping groove is of an integrated structure with the fireproof hose main body, the flexible rod is connected with the fireproof hose main body through the second clamping block in a clamped mode with the second clamping groove, preferably, the flexible rod is of an L-shaped structure, the end of the flexible rod is embedded into the fireproof hose main body, preferably, the pressing plate is of an arc-shaped structure, the inner surface of the pressing plate is embedded into the first groove, preferably, the first sliding groove is of an integrated structure with the threaded head, and the sliding block is connected with the first sliding groove in a sliding mode.

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

(1) through the first flexure strip of the internal design at first recess and second flexure strip and at the tight clamp plate of tip design of second flexure strip and sticis the tooth, can be when mounting nut, take place elastic deformation's effect through first flexure strip and second flexure strip in the inside of first recess and sticis the internal surface at the nut with sticis the tooth, be convenient for sticis the nut installation, the installation back nut is difficult not hard up, the fastening installation is used, it directly closes soon through the helicitic texture and connects to have solved the fire prevention hose when mounting nut, easily cause the nut installation not to fasten, the easy not hard up problem when using.

(2) Through the tip design flexible rod at telescopic tip and second fixture block and at the tip side design second draw-in groove of fire prevention hose main part, can take place the tip closure of deformation with the flexible rod at the fire prevention hose main part through the flexible rod, and with the inside of second fixture block at the second draw-in groove, and take place elastic deformation's effect through the spring in the inside of second recess and sticis first fixture block in the inside of first draw-in groove, be convenient for sticis the installation with the tip of sleeve with fire prevention hose main part, non-deformable and shorten when using, smooth tip protection to fire prevention hose main part, telescopic tip deformation shortens and easily becomes flexible when having solved the use after the installation, be not convenient for to the problem of end protection.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the screw head, the pressing tooth and the pressing plate of the present invention;

FIG. 3 is an enlarged view of portion B of FIG. 2 according to the present invention;

FIG. 4 is a schematic view of the compressing tooth, the compressing plate and the screw head of the present invention in a partial cross-sectional view;

FIG. 5 is an enlarged view of portion A of FIG. 1;

FIG. 6 is an enlarged view of the portion C of FIG. 5 according to the present invention;

in the figure: 1. a nut; 2. a sleeve; 3. a fire hose body; 4. an inner colloid; 5. a braid; 6. an outer colloid; 7. a colloidal silica body; 8. a glass fiber body; 9. a spring; 10. a screw head; 11. pressing the teeth; 12. pressing the plate tightly; 13. a first groove; 14. a first elastic sheet; 15. A second elastic sheet; 16. a first chute; 17. a slider; 18. a first clamping block; 19. a first card slot; 20. a flexible rod; 21. connecting blocks; 22. a second chute; 23. a second fixture block; 24. A second card slot; 25. a second groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, the present invention provides a technical solution: a composite multi-layer fireproof hose comprises a fireproof hose main body 3, a sleeve 2 is arranged on the outer surface of the fireproof hose main body 3, a threaded head 10 is integrally formed at the end part of the fireproof hose main body 3, a nut 1 is arranged at the end part of the threaded head 10, an inner colloid 4, a braided body 5, an outer colloid 6, a silica gel body 7 and a glass fiber body 8 are sequentially arranged inside the fireproof hose main body 3, fuel oil leakage is prevented through the inner colloid 4, the fireproof hose main body 3 bears internal pressure, the hose is prevented from expanding and deforming and breaking under the action of the internal pressure through the braided body 5, the outer colloid 6 is prevented from being reinforced, broken and aged, the hose is protected through the silica gel body 7 and prevents heat from being transmitted to the inside of the hose, the hose is prevented from being blocked from transmitting external heat to the hose through the glass fiber body 8, and the hose is prevented from being damaged and generating fuel oil leakage under extreme conditions such as environmental fire and the like, the edge of the outer surface of the threaded head 10 is provided with a first groove 13, a second elastic sheet 15 is fixedly installed inside the first groove 13 through screws, a first elastic sheet 14 is fixedly installed at the middle position of the second elastic sheet 15 and the joint of the inner bottom end of the pressing plate 12 and the first groove 13 through screws, the outer surface of the pressing plate 12 is integrally formed with a pressing tooth 11, the pressing plate 12 and the inner part of the first groove 13 are elastically connected with the second elastic sheet 15 through the first elastic sheet 14, two ends of the pressing plate 12 are integrally formed with a sliding block 17, two ends of the first groove 13 are positioned inside the threaded head 10 and are provided with a first sliding groove 16, the pressing plate 12 and the threaded head 10 are slidably connected with the first sliding groove 16 through the sliding block 17, when the nut 1 is installed, the pressing plate 12 and the pressing tooth 11 are pressed on the inner surface of the nut 1 through the elastic deformation effect of the first elastic sheet 14 and the second elastic sheet 15 inside the first groove 13, the nut 1 is convenient to press and install, and the nut 1 is not easy to loosen after installation and is fastened, installed and used.

In this embodiment, preferably, both sides of the end portion of the sleeve 2 are fixedly provided with a flexible rod 20 by screws, the inner surface of the flexible rod 20 is fixedly provided with a second fixture block 23 by screws, both sides of the second fixture block 23 are both provided with second grooves 25, the inside of the second grooves 25 is fixedly provided with a spring 9 by adhesive bonding, the end portion of the spring 9 is elastically connected with a first fixture block 18, one side of the second groove 25 is positioned inside the second fixture block 23 and is provided with a second chute 22, the inside of the second chute 22 is slidably connected with a connecting block 21, the end portion of the connecting block 21 is connected with the end portion of the first fixture block 18 in a clamping manner, both sides of the end portion of the fireproof hose body 3 are provided with second clamping grooves 24, both ends of the second clamping grooves 24 are positioned inside the fireproof hose body 3 and are provided with first clamping grooves 19, and the spring 9 and the fireproof hose body 3 are tightly pressed and connected with the first clamping grooves 19 by the first fixture block 18, the end of the flexible rod 20 can be closed at the end of the fireproof hose body 3 by deforming the flexible rod 20, the second clamping block 23 is clamped inside the second clamping groove 24, the first clamping block 18 is tightly pressed inside the first clamping groove 19 by the elastic deformation of the spring 9 inside the second groove 25, so that the sleeve 2 and the end of the fireproof hose body 3 can be tightly pressed and installed, the end of the fireproof hose body 3 is not easily deformed and shortened in use and can be smoothly protected, in order to be conveniently and tightly connected with the sleeve 2 by clamping the first clamping block 18 inside the first clamping groove 19, in the embodiment, preferably, the end of the first clamping block 18 is embedded inside the first clamping groove 19, and the end of the first clamping block 18 is matched with the inside of the first clamping groove 19, in order to be conveniently and tightly connected with the flexible rod 20 and the fireproof hose body 3 by clamping the second clamping block 23 inside the second clamping groove 24, in the present embodiment, preferably, the second engaging groove 24 and the fire-proof hose body 3 are of an integral structure, and the flexible rod 20 and the fire-proof hose body 3 are engaged with each other through the second engaging block 23 and the second engaging groove 24, so that after the flexible rod 20 and the fire-proof hose body 3 are closed, the fire-proof hose is easily installed and used after being closed, in the present embodiment, preferably, the flexible rod 20 is of an L-shaped structure, and an end portion of the flexible rod 20 is embedded into the fire-proof hose body 3, so that the inner surface of the bolt is fastened and installed through the tightening plate 12, and is not easily loosened, in the present embodiment, preferably, the tightening plate 12 is of an arc-shaped structure, and the inner surface of the tightening plate 12 is embedded into the first groove 13, so that the tightening plate 12 is stably controlled during elastic buffering by sliding the slider 17 in the first sliding groove 16, in the present embodiment, preferably, the first sliding groove 16 and the threaded head 10 are of an integral structure, and the slider 17 is relatively slidably coupled with the inside of the first slide groove 16.

The working principle and the using process of the utility model are as follows: before the composite multilayer fireproof hose is used, firstly, a finger is in contact with the surface of a connecting block 21, the connecting block 21 is pressed to enable a first clamping block 18 to be located inside a second groove 25, the end portion of a flexible rod 20 is closed at the end portion of a fireproof hose main body 3 through deformation of the flexible rod 20, a second clamping block 23 is clamped inside a second clamping groove 24, at the moment, the connecting block 21 slides inside a second sliding groove 22, the first clamping block 18 is tightly pressed inside a first clamping groove 19 through elastic deformation of a spring 9 inside the second groove 25, the flexible rod 20 is easily fastened, a sleeve 2 and the end portion of the fireproof hose main body 3 are conveniently and tightly pressed and installed, the composite multilayer fireproof hose is not prone to deformation and shortening in use and can smoothly protect the end portion of the fireproof hose main body 3, then when a nut 1 is installed, the nut 1 is directly screwed and connected with the outer face of a threaded head 10 through a threaded structure, at this moment, when mounting nut 1, take place elastic deformation's effect through first flexure strip 14 and second flexure strip 15 in the inside of first recess 13 and sticiss clamp 12 and sticis tooth 11 and sticis in the internal surface of nut 1 to slide through slider 17 in the inside of first spout 16 with sticis clamp 12 stable control, be convenient for sticis the installation with nut 1, the difficult not hard up of nut 1 after the installation, easily be connected nut 1 with external pipeline, easily fasten the installation and use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a compound multilayer fire hose, includes fire hose main part (3), the surface of fire hose main part (3) is provided with sleeve (2), the tip integral type shaping of fire hose main part (3) has screw thread head (10), the tip of screw thread head (10) is provided with nut (1), the inside of fire hose main part (3) has set gradually interior colloid (4), has woven body (5), outer colloid (6), colloidal silica (7) and glass fiber body (8), its characterized in that: first recess (13) have been seted up at the surface edge of screw thread head (10), there is second flexure strip (15) inside of first recess (13) through screw fixed mounting, the intermediate position department of second flexure strip (15) with clamp plate (12) with the inside bottom junction of first recess (13) all has first flexure strip (14) through screw fixed mounting, the surface integral type shaping of clamp plate (12) has sticiss tooth (11), just clamp plate (12) with the inside of first recess (13) is passed through first flexure strip (14) with second flexure strip (15) elastic connection, the both ends integral type shaping of clamp plate (12) has slider (17), the both ends of first recess (13) are located first spout (16) have been seted up to the inside of screw thread head (10), just clamp plate (12) with screw thread head (10) pass through slider (17) with first spout (16) slide And (4) dynamic connection.

2. A composite multi-layer fire hose according to claim 1, wherein: the utility model discloses a fire prevention hose, including sleeve (2), the tip both sides of sleeve (2) all have flexible rod (20) through screw fixed mounting, the internal surface of flexible rod (20) has second fixture block (23) through screw fixed mounting, second recess (25) have all been seted up to the both sides of second fixture block (23), the inside of second recess (25) is fixed with spring (9) through glue solution bonding, the tip elastic connection of spring (9) has first fixture block (18), one side of second recess (25) is located second spout (22) have been seted up to the inside of second fixture block (23), the inside sliding connection of second spout (22) has connecting block (21), just the tip of connecting block (21) with the tip looks block of first fixture block (18) is connected, second draw-in groove (24) have all been seted up to the tip both sides of fire prevention hose main part (3), the both ends of second draw-in groove (24) are located first draw-in groove (19) have been seted up to the inside of fire prevention hose main part (3) ) And the spring (9) and the fireproof hose main body (3) are connected with each other in a pressing mode through the first clamping block (18) and the first clamping groove (19).

3. A composite multi-layer fire hose according to claim 2, wherein: the end part of the first clamping block (18) is embedded into the first clamping groove (19), and the end part of the first clamping block (18) is matched with the inner part of the first clamping groove (19).

4. A composite multi-layer fire hose according to claim 2, wherein: the second clamping groove (24) and the fireproof hose main body (3) are of an integrated structure, and the flexible rod (20) and the fireproof hose main body (3) are connected with the second clamping groove (24) in a clamping mode through the second clamping block (23).

5. A composite multi-layer fire hose according to claim 2, wherein: the flexible rod (20) is of an L-shaped structure, and the end part of the flexible rod (20) is embedded into the fireproof hose main body (3).

6. A composite multi-layer fire hose according to claim 1, wherein: the pressing plate (12) is of an arc-shaped structure, and the inner surface of the pressing plate (12) is embedded into the first groove (13).

7. A composite multi-layer fire hose according to claim 1, wherein: the first sliding groove (16) and the thread head (10) are of an integrated structure, and the sliding block (17) is connected with the inside of the first sliding groove (16) in a relatively sliding mode.