CN115607888A - Small-caliber wear-resistant lightweight fire hose interface integrated water gun - Google Patents
Small-caliber wear-resistant lightweight fire hose interface integrated water gun Download PDFInfo
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- CN115607888A CN115607888A CN202211353284.3A CN202211353284A CN115607888A CN 115607888 A CN115607888 A CN 115607888A CN 202211353284 A CN202211353284 A CN 202211353284A CN 115607888 A CN115607888 A CN 115607888A
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- fire hose
- connector
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/02—Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/28—Accessories for delivery devices, e.g. supports
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C33/00—Hose accessories
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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
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The invention provides a small-caliber wear-resistant lightweight fire hose interface integrated water gun, and relates to the technical field of fire hoses and water guns. This small-bore stand wear and tear lightweight fire hose interface integration squirt, including fire hose and fire hose, fire hose comprises inner liner and the outer weaving layer that bonds through the polyurethane adhesive, the outer weaving layer is located the outside of inner liner, the inner liner has inner weaving layer and filling layer to constitute, the filling layer is made by the polyurethane material. According to the invention, the sliding block in the sliding cavity is connected with the movable hook head and the long line for connecting the sealing ring and the inner liner through the woven belt, so that the inner liner and the connector are tightly squeezed by the sliding block during working, the connection reliability of the connector and the fire hose is improved, water leakage basically cannot occur, and the fire hose is smaller in unit length and mass and convenient for a fireman to carry due to the selected materials and structural characteristics of the fire hose.
Description
Technical Field
The invention relates to the technical field of fire hoses and fire-fighting lances, in particular to a small-caliber wear-resistant lightweight fire hose interface integrated lance.
Background
Forest fires are the most dangerous enemies of forests and the most feared disasters of forestry, which can cause the most harmful and devastating consequences to forests. Forest fires not only burn pieces of forest to damage animals in the forest, but also reduce the reproductive capacity of the forest, cause soil impoverishment and destroy forest conservation water sources, and even cause the ecological environment to lose balance, so that forest fire fighting is an important means for ensuring forest safety.
The specification of the existing fire hose is generally 25mm at the minimum, the mass per unit length is 165-180g, the pulling is labor-consuming in forest fire extinguishment, the physical consumption of firemen is large, the manual fire extinguishment by the firemen in the forest is not facilitated, and in addition, the water leakage is easy to occur at the joint of the fire hose and a connector connected with a fire-fighting lance due to the insecurity of fixation and the pulling reason.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a small-caliber abrasion-resistant lightweight fire hose interface integrated water gun, and solves the problems that the existing small-specification fire hose is heavy in weight and inconvenient for forest manual fire extinguishing, and the joint of the fire hose and a connector is easy to leak water.
(II) technical scheme
In order to realize the purpose, the invention is realized by the following technical scheme: the small-caliber wear-resistant lightweight fire hose interface integrated water gun comprises a fire hose and a fire gun, wherein the fire hose is composed of an inner liner layer and an outer braid layer which are bonded through a polyurethane adhesive, the outer braid layer is positioned on the outer side of the inner liner layer, the inner liner layer is composed of an inner braid layer and a filling layer, the filling layer is made of a polyurethane material, the inner braid layer is wrapped on the inner side of the filling layer, the inner diameter of the inner liner layer is 15 mm-25 mm, the inner braid layer and the outer braid layer are identical in structure, outer rings and long wires of the inner braid layer and the outer braid layer are both made of high-strength high-modulus lightweight wear-resistant polyethylene fibers, the outer braid layer is composed of outer rings which are distributed in parallel and long wires which are woven with the outer rings along the length direction to form a net shape, and water seepage holes with the pore diameter of 35 mu m-40 mu m are formed in the weaving junction of the outer rings and the long wires of the inner braid layer;
the fire hose comprises a fire hose body, a lining layer, a connecting head, a silica gel ring, a sliding block and a braided belt, wherein the two ends of the fire hose body are both sleeved with the connecting head, the connecting head is provided with an annular groove which is opened towards the lining layer on the inner side of the fire hose body, the inner side wall of the annular groove close to the middle part of the fire hose body is fixedly connected with the silica gel ring, the other side of the silica gel ring is fixedly connected with the sliding block, and the middle part of the other side of the sliding block is fixedly connected with the braided belt;
the fire hose connector is characterized in that a connecting ring groove is formed in the connector, a sliding cavity with a conical surface is formed in one side, close to the center of the connector, the sliding block is connected with the sliding cavity in a sliding mode, the end portion of a long wire of the inner weaving layer is fixedly connected with the sliding block in a position corresponding to the sliding block, a connector is arranged at one end, far away from the fire hose, of the connector, a connecting channel is formed between the connector and the sliding cavity, the woven belt penetrates through the connecting channel, and a movable hook head connected with the connecting channel in a sliding mode is fixedly connected to the other end of the woven belt;
one side of the water inlet of the fire-fighting lance extends into one side, away from the fire hose, of the connector, and a fixed hook is fixedly connected with the end face, which is abutted against one side, away from the fire hose, of the connector, and the fixed hook is hooked with the movable hook.
Preferably, the surfaces of the long wire of the outer woven layer and the outer ring are attached with polydimethylsiloxane vitrified thin films.
Preferably, the braided belt is made of high-strength high-modulus light wear-resistant polyethylene fibers.
Preferably, the tapered surface of the sliding cavity has a large diameter on the side facing the end of the fire hose.
Preferably, two ends of the fire hose are respectively wrapped inside the two connectors and are bonded through a polyurethane adhesive.
Preferably, one side of the connecting port facing the fire hose is provided with a mounting groove, the inner side of the mounting groove is provided with a sealing ring, and the inner side of the sealing ring is in contact with the inner side part of the fire-fighting lance extending into the mounting groove.
Preferably, one side of the sliding block, which is far away from the conical surface of the sliding cavity, is in contact with the inner side surface of the lining layer.
Preferably, the hook end of the movable hook head faces the side wall of the connecting head outside the connecting port.
Preferably, the fixed hook head is arranged in the connecting port and fixedly connected with the cylindrical surface of the fire-fighting lance on the inner side of the connecting port, and the number and the distribution positions of the fixed hook head, the woven belt, the movable hook head and the sliding block correspond to each other.
(III) advantageous effects
The invention provides a small-caliber wear-resistant lightweight fire hose interface integrated water gun. The method has the following beneficial effects:
according to the invention, the sliding block in the sliding cavity is connected with the movable hook head and the long line for connecting the sealing ring and the inner liner layer through the woven belt, so that the inner liner layer and the connector are tightly squeezed by the sliding block during working, the connection reliability of the connector and the fire hose is improved, water leakage basically cannot occur, the expansion rate of the whole axial elongation and the diameter is small, and the fire hose has smaller mass per unit length due to the selected materials and structural characteristics, and is convenient for firemen to carry.
Drawings
FIG. 1 is a structural cross-sectional view of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is a schematic structural view of the inner and outer braided layers of the present invention;
FIG. 4 is a cross-sectional view of an inner liner in the present invention;
FIG. 5 is a schematic view of the connection between the slider and the silicone ring of the present invention;
FIG. 6 is an enlarged view at B in FIG. 1;
fig. 7 is a cross-sectional view of the fire-fighting lance of the present invention at the fixed hook head.
Wherein, 1, an inner liner layer; 2. an outer braid layer; 3. a connector; 4. weaving a belt; 5. a movable hook head; 6. a fire-fighting lance; 8. a seal ring; 9. a connecting channel; 10. a sliding cavity; 12. a slider; 13. a silica gel ring; 14. a filling layer; 15. a water seepage hole; 16. a ring groove; 17. a connecting port; 18. and fixing the hook head.
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.
Example (b):
as shown in fig. 1-7, the embodiment of the invention provides a small-caliber abrasion-resistant lightweight fire hose interface integrated water gun, which comprises a fire hose and a fire water gun 6, wherein the fire hose is composed of an inner liner layer 1 and an outer braid layer 2 bonded by a polyurethane adhesive, the outer braid layer 2 is positioned on the outer side of the inner liner layer 1, the inner liner layer 1 is composed of an inner braid layer and a filling layer 14, the filling layer 14 is made of a polyurethane material, the inner braid layer is wrapped on the inner side of the filling layer 14, the inner diameter of the inner liner layer 1 is 15-25mm, the inner braid layer and the outer braid layer 2 have the same structure, namely the inner braid layer and the outer braid layer are woven in the same way, the outer rings and long wires of the inner braid layer and the outer braid layer 2 are both made of high-strength high-modulus lightweight abrasion-resistant polyethylene fibers, the abrasion resistance of the outer braid layer 2 can be improved by the high-strength high-modulus lightweight abrasion-resistant polyethylene fibers, so as to ensure the service life, the outer woven layer 2 consists of outer rings which are distributed in parallel and long wires which are woven into a net shape along the length direction, the direction of the long wires is consistent with the length direction of the fire hose, polydimethylsiloxane vitrified thin films are attached to the surfaces of the long wires of the outer woven layer 2 and the outer rings, the polydimethylsiloxane vitrified thin films have hydrophobicity and self-healing property, the adhesion and permeation of water seeped from the water seepage holes 15 on the surface of the outer woven layer 2 can be reduced, the rapid heat absorption and evaporation are facilitated, the influence of the high temperature of a fire scene is avoided, in addition, the wear resistance of the outer woven layer 2 is favorably improved, the surfaces of the long wires and the outer rings corresponding to the inner woven layer do not contain the polydimethylsiloxane vitrified thin films, the water seepage holes 15 with the aperture of 35-40 mu m are arranged at the weaving junction of the outer rings and the long wires of the inner woven layer 1, and no water seeps from the water seepage holes 15 when water flow passes through without pressure in the inner lining layer 1;
the two ends of the fire hose are sleeved with the connectors 3, the connectors 3 are used for connecting a fire-fighting lance 6, a water outlet of a fire truck and a water outlet of a fire hydrant, two end parts of the fire hose are wrapped inside the two connectors 3 respectively and are bonded through a polyurethane adhesive, so that the connection reliability of the connectors 3 and the fire hose can be improved, the connectors 3 are provided with annular grooves 16 which are opened towards the inner lining 1 inside the fire hose, the annular grooves 16 are fixedly connected with silica gel rings 13 close to the inner side walls of the middle parts of the fire hose, the sliding blocks 12 can slide in the sliding cavities 10 under the elastic action of the silica gel rings 13, the silica gel rings 13 can be pulled towards the inner side walls close to the middle parts of the fire hose when the elasticity is recovered, the other sides of the silica gel rings 13 are fixedly connected with the sliding blocks 12, the middle parts of the other sides of the sliding blocks 12 are fixedly connected with the woven belts 4, and the woven belts 4 are made of high-strength high-modulus lightweight wear-resistant polyethylene fibers;
the connector 3 is provided with a sliding cavity 10 which is connected with an annular groove 16 and has a conical surface close to one side of the center of the connector 3, the conical surface of the sliding cavity 10 is large-diameter at one side facing the end part of the fire hose, the conical surface of the sliding cavity 10 is small-diameter at one side facing the middle part of the fire hose, so that the sliding block 12 extrudes to the inner side surface of the inner lining layer 1 when moving to the large-diameter side of the sliding cavity 10 along the sliding cavity 10, one side of the sliding block 12 far away from the conical surface of the sliding cavity 10 is contacted with the inner side surface of the inner lining layer 1, the sliding block 12 is in sliding connection with the sliding cavity 10, the long line of the inner weaving layer is fixedly connected with the sliding block 12 at the position corresponding to the sliding block 12 at the end part, one end of the connector 3 far away from the fire hose is provided with a connector 17, for the position of the fire-fighting lance 6 extending into the connector 3, one side of the connector 17 facing the fire-fighting hose is provided with a mounting groove, the inner side of the mounting groove is provided with a sealing ring 8, the inner side of the sealing ring 8 is in contact with the inner side part of the fire-fighting lance 6 extending into the mounting groove, so that the sealing ring 8 realizes the connection and sealing of the fire-fighting lance 6 and the connector 3, the connector 3 is provided with a connecting channel 9 between the connector 17 and the sliding cavity 10, the woven belt 4 penetrates through the connecting channel 9, the other end of the woven belt is fixedly connected with a movable hook head 5 in sliding connection with the connecting channel 9, and the hook end of the movable hook head 5 faces the side wall of the connector 3 outside the connector 17;
in water inlet one side of fire-fighting lance 6 stretched into connector 3 and kept away from one side of fire-fighting hose, and kept away from the fixed gib head 18 of terminal surface department fixedly connected with that fire-fighting hose one side offseted with connector 3, fixed gib head 18 colludes with activity gib head 5 mutually and links, when connecting fire-fighting lance 6 and connector 3, fills in fixed gib head 18 in 5 distribution clearance departments of activity gib head earlier, later rotates fire-fighting lance 6 for fixed gib head 18 colludes with activity gib head 5 mutually and links.
The fixed hook head 18 is positioned in the connecting port 17 and fixedly connected with the cylindrical surface of the fire-fighting lance 6 on the inner side of the connecting port 17, and the quantity and the distribution positions of the fixed hook head 18, the woven belt 4, the movable hook head 5 and the sliding block 12 correspond to each other.
The working principle is as follows: after being connected fire-fighting lance 6 and connector 3, and after beginning work, because rivers are to fire-fighting lance 6's impact, make fire-fighting lance 6 drive fixed gib head 18 pulling activity gib head 5 and keep away from the one side motion of fire hose to connector 3, and then activity gib head 5 pulling braid 4 makes the big footpath one side motion of sliding block 12 to sliding chamber 10, and then make sealing washer 8 warp, in addition because the conical surface of sliding chamber 10 is to sliding block 12's guide effect, make sliding chamber 10 press from both sides the long line in 1 to the inner liner of lengthening 1 on one side, make the long line in the inner liner 1 tighten, and then reduced the diameter direction's of inner liner 1 inflation rate and axial elongation, and then make under the small and then increased range of inner liner 1 diameter direction inflation of infiltration hole 15 relatively stable, because long line and sealing washer 8 act on fixed gib head 18 and then pass through movable gib head 5 to sliding block 12's pulling force that sliding block 12 was transmitted to sliding block 4 and rivers impact, the pulling force reaches dynamic balance.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The wear-resistant lightweight small-caliber fire hose interface integrated water gun is characterized in that: the fire hose comprises a fire hose body and a fire-fighting lance (6), wherein the fire hose body comprises an inner lining layer (1) and an outer weaving layer (2) which are bonded through a polyurethane adhesive, the outer weaving layer (2) is positioned on the outer side of the inner lining layer (1), the inner lining layer (1) comprises an inner weaving layer and a filling layer (14), the filling layer (14) is made of a polyurethane material, the inner weaving layer is wrapped on the inner side of the filling layer (14), the inner diameter of the inner lining layer (1) is 15-25mm, the structures of the inner weaving layer and the outer weaving layer (2) are the same, the outer rings and long wires of the inner weaving layer and the outer weaving layer (2) are both made of high-strength high-modulus lightweight wear-resistant polyethylene fibers, the outer weaving layer (2) comprises outer rings which are distributed in parallel and long wires which are woven into a net shape with the outer rings along the length direction, and the woven junction of the inner weaving layer and the long wires is provided with a water seepage hole (15) with the aperture of 35-40 mu m;
the fire hose is characterized in that two ends of the fire hose are respectively sleeved with a connector (3), the inner side of the fire hose of each connector (3) is provided with an annular groove (16) which is opened to the inner lining layer (1), the inner side wall, close to the middle of the fire hose, of the annular groove (16) is fixedly connected with a silica gel ring (13), the other side of the silica gel ring (13) is fixedly connected with a sliding block (12), and the middle of the other side of the sliding block (12) is fixedly connected with a woven belt (4);
the fire hose connector is characterized in that a connecting ring groove (16) is formed in the connector (3), a sliding cavity (10) which is a conical surface is formed in one side of the connector (3) close to the center of the connector (3), the sliding block (12) is connected with the sliding cavity (10) in a sliding mode, the long line of the inner weaving layer is fixedly connected with the sliding block (12) at the position, corresponding to the sliding block (12), of the end portion of the connector, a connecting port (17) is formed in one end, away from the fire hose, of the connector (3), a connecting channel (9) is formed between the connecting port (17) and the sliding cavity (10) of the connector (3), the woven belt (4) penetrates through the connecting channel (9), and the other end of the woven belt is fixedly connected with a movable hook head (5) in sliding connection with the connecting channel (9);
one side of a water inlet of the fire-fighting lance (6) extends into one side, away from the fire hose, of the connector (3), and is fixedly connected with a fixed hook head (18) at the end face, away from one side of the fire hose, of the connector (3), and the fixed hook head (18) is hooked with the movable hook head (5).
2. The small-caliber wear-resistant lightweight fire hose interface integrated water gun according to claim 1, characterized in that: the surfaces of the long wire and the outer ring of the outer woven layer (2) are respectively attached with a polydimethylsiloxane vitrified film.
3. The small-caliber wear-resistant lightweight fire hose interface integrated water gun according to claim 1, characterized in that: the braided belt (4) is made of high-strength high-modulus light wear-resistant polyethylene fibers.
4. The small-caliber wear-resistant lightweight fire hose interface integrated water gun according to claim 1, characterized in that: the conical surface of the sliding cavity (10) is of a large diameter on the side facing the end of the fire hose.
5. The small-caliber wear-resistant lightweight fire hose interface integrated water gun according to claim 1, characterized in that: two ends of the fire hose are wrapped inside the two connectors (3) respectively and are bonded through a polyurethane adhesive.
6. The small-caliber wear-resistant lightweight fire hose interface integrated water gun according to claim 1, characterized in that: one side of the connecting port (17) facing the fire hose is provided with a mounting groove, the inner side of the mounting groove is provided with a sealing ring (8), and the inner side of the sealing ring (8) is in contact with the inner side part of the fire-fighting lance (6) extending into the mounting groove.
7. The small-caliber wear-resistant lightweight fire hose interface integrated water gun according to claim 1, characterized in that: one side of the sliding block (12) far away from the conical surface of the sliding cavity (10) is in contact with the inner side surface of the lining layer (1).
8. The small-caliber wear-resistant lightweight fire hose interface integrated water gun according to claim 1, characterized in that: the hook end of the movable hook head (5) faces the side wall of the connecting head (3) on the outer side of the connecting port (17).
9. The small-caliber wear-resistant and light-weight fire hose interface integrated water gun according to claim 1, characterized in that: the fixed hook heads (18) are positioned in the connecting ports (17) and fixedly connected with the cylindrical surfaces of the fire-fighting lance (6) on the inner sides of the connecting ports (17), and the fixed hook heads (18), the woven belts (4), the movable hook heads (5) and the sliding blocks (12) correspond to each other in number and distribution positions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211353284.3A CN115607888B (en) | 2022-11-01 | 2022-11-01 | Small-caliber wear-resistant light fire hose interface integrated water gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211353284.3A CN115607888B (en) | 2022-11-01 | 2022-11-01 | Small-caliber wear-resistant light fire hose interface integrated water gun |
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| Publication Number | Publication Date |
|---|---|
| CN115607888A true CN115607888A (en) | 2023-01-17 |
| CN115607888B CN115607888B (en) | 2023-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211353284.3A Active CN115607888B (en) | 2022-11-01 | 2022-11-01 | Small-caliber wear-resistant light fire hose interface integrated water gun |
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| CN213789726U (en) * | 2020-10-11 | 2021-07-27 | 浙江中辰安全科技有限公司 | Fire-fighting lance that can install fast |
| CN214050292U (en) * | 2020-10-10 | 2021-08-27 | 杨秀贞 | Fire-fighting water pipe connector |
| WO2021203594A1 (en) * | 2020-04-07 | 2021-10-14 | 菲时特集团股份有限公司 | Explosion-proof ice maker pipe with self-blocking function |
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2022
- 2022-11-01 CN CN202211353284.3A patent/CN115607888B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108543257A (en) * | 2018-05-11 | 2018-09-18 | 泰州市三江消防器材有限公司 | A kind of fire-fighting complete set of equipments |
| CN209925822U (en) * | 2019-05-15 | 2020-01-10 | 王玉华 | Water leakage-proof water hose connector |
| CN210623858U (en) * | 2019-09-29 | 2020-05-26 | 浙江格水管业科技有限公司 | High-wear-resistance fire hose capable of being spliced quickly |
| WO2021203594A1 (en) * | 2020-04-07 | 2021-10-14 | 菲时特集团股份有限公司 | Explosion-proof ice maker pipe with self-blocking function |
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| Publication number | Publication date |
|---|---|
| CN115607888B (en) | 2023-08-11 |
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