Multi-angle fire-fighting lance

Abstract

The invention provides a multi-angle fire-fighting lance which comprises a lance body, a steering seat and a spray head which are communicated in sequence, the steering seat is rotatably connected to the water outlet end of the lance body, the spray head is hinged to the steering seat in a swinging mode, when the multi-angle fire-fighting lance is used, by screwing the steering seat, the steering seat and the spray head can rotate relative to the axial direction of the lance body, and by pulling the spray head, the multi-angle fire-fighting lance is formed. According to the fire-fighting lance, multi-angle steering of the fire-fighting lance can be achieved, firefighters can conveniently change the direction of water flow, and the fire-fighting lance is simple in structure and convenient to operate and has good application prospects.

Description

Technical Field

[0001] The invention relates to the technical field of fire fighting equipment, and in particular to a multi-angle fire fighting water gun. Background Art

[0002] A fire hose is a water-shooting tool used for firefighting. Existing hoses have the problem that the direction of the water flow cannot be adjusted. Due to the limitation of the rotation angle, firefighters cannot extinguish fires at any angle indoors during use. It is laborious and inflexible to operate, and cannot meet the needs of existing firefighting. Summary of the invention

[0003] The purpose of the present invention is to overcome the deficiencies of the prior art and provide a multi-angle fire-fighting water gun, which can realize multi-angle steering of the fire-fighting water gun, facilitate firefighters to operate the water flow redirection, has a simple structure, is easy to operate, and has a good application prospect.

[0004] A multi-angle fire-fighting water gun comprises a gun body, wherein a switch handle is arranged on the top of the gun body and a handle is arranged on the bottom of the gun body, a steering seat which can rotate relative to the circumference of the gun body is arranged on the water outlet end of the gun body, a spray head which can swing relative to the steering seat is hinged on the steering seat, and the gun body, the steering seat and the spray head are connected in sequence to supply water.

[0005] As described above, the multi-angle fire-fighting water gun, the water inlet end of the steering seat is provided with a connector protruding outwards for sleeve connection with the water outlet end of the gun body.

[0006] As described above, in the multi-angle fire-fighting water gun, the water outlet end of the steering seat is provided with a hinged joint protruding outwards for hinged connection with the water inlet end of the nozzle.

[0007] As described above, the multi-angle fire-fighting water gun has a hinged tube on the water inlet end of the nozzle, and the hinged tube is provided with a hinged groove for sleeve-connecting the hinged head.

[0008] As described above, the multi-angle fire hose has a first annular groove on the circumferential side of the hinged joint, a second annular groove corresponding to the first annular groove is formed on the groove wall of the hinged groove, and a circular annular channel for filling balls is formed between the first annular groove and the second annular groove.

[0009] As described above, in the multi-angle fire-fighting water gun, a first sealing groove is provided on one side of the first annular groove on the peripheral side of the hinged joint, and a first sealing member is provided in the first sealing groove to abut against the hinged groove for sealing.

[0010] As described above, in the multi-angle fire-fighting water gun, the water outlet end of the gun body is provided with a sleeve pipe, and the connecting head is sleeved in the sleeve pipe and can rotate around the sleeve pipe.

[0011] As described above, the multi-angle fire hose has a third annular groove on the circumferential side of the connecting head, and the inner wall of the sleeve is provided with a fourth annular groove corresponding to the third annular groove, and a circular annular channel for filling balls is formed between the third annular groove and the fourth annular groove.

[0012] As described above, in the multi-angle fire hose, a second sealing groove is provided on the inner wall of the sleeve tube at one side of the fourth annular groove, and a second sealing member is provided in the second sealing groove to abut against the connector for sealing.

[0013] As described above, the multi-angle fire-fighting water gun, the axial direction of the connecting head and the axial direction of the hinged head are arranged perpendicularly.

[0014] As described above, the multi-angle fire-fighting water gun, the nozzle also includes a nozzle connected to the hinged tube, and the direction of the nozzle is perpendicular to the axial direction of the hinged tube.

[0015] Compared with the prior art, the present invention has the following beneficial effects: The present application provides a multi-angle fire-fighting water gun, comprising a gun body, a steering seat and a nozzle connected in sequence, wherein the steering seat is rotatably connected to the water outlet end of the gun body, and the nozzle is swingably hinged on the steering seat. When in use, the steering seat and the nozzle can be rotated relative to the axial direction of the gun body by twisting the steering seat, and the nozzle can be swung relative to the steering seat by pulling the nozzle. This patent can realize multi-angle steering of the fire-fighting water gun, which is convenient for firefighters to operate the water flow change direction. It has a simple structure, is easy to operate, and has a good application prospect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic structural diagram of a multi-angle fire-fighting water gun according to an embodiment of the present invention; Figure 2 It is a schematic structural diagram of a multi-angle fire-fighting water gun after the angle is adjusted in an embodiment of the present invention; Figure 3 It is a cross-sectional schematic diagram of a multi-angle fire-fighting water gun in an embodiment of the present invention; Figure 4 This is an exploded schematic diagram of a multi-angle fire-fighting water gun according to an embodiment of the present invention; Figure 5 It is a schematic diagram of an exploded view of a multi-angle fire-fighting water gun from another perspective in an embodiment of the present invention;. DETAILED DESCRIPTION

[0017] In order to make the technical problems, technical solutions and beneficial effects solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0018] like Figure 1-5 As shown, a multi-angle fire-fighting water gun includes a gun body 1, a switch handle 13 is arranged on the top of the gun body 1, and a handle 14 is arranged on the bottom. A steering seat 2 which can rotate relative to the circumference is provided on the water outlet end of the gun body 1, and a nozzle 3 which can swing relative to the steering seat 2 is hingedly connected to the steering seat 2. The gun body 1, the steering seat 2 and the nozzle 3 are connected in sequence to supply water.

[0019] A multi-angle fire-fighting water gun in an embodiment of the present application comprises a gun body, a steering seat and a nozzle which are connected in sequence, wherein the steering seat is rotatably connected to the water outlet end of the gun body, and the nozzle is swingably hinged on the steering seat. When in use, the steering seat and the nozzle can be rotated relative to the axial direction of the gun body by twisting the steering seat, and the nozzle can be swung relative to the steering seat by pulling the nozzle. This patent can realize multi-angle steering of the fire-fighting water gun, which is convenient for firefighters to change the direction of water flow. It has a simple structure, is easy to operate, and has a good application prospect.

[0020] Specifically, as a preferred embodiment of the present application but not a limitation, the water outlet end of the steering seat 2 is provided with an outwardly protruding hinge head 21 for hinged connection with the water inlet end of the nozzle 3, and the water inlet end of the nozzle 3 is provided with a hinge tube 31, and the hinge tube 31 is provided with a hinge groove 30 for sleeve-connecting the hinge head 21. The nozzle 3 of the present application can realize the swing of the nozzle 3 relative to the steering seat 2 through the cooperation between the hinge groove 30 and the hinge head 21, such as Figure 1 and 2 The middle BB' direction swings to facilitate the steering of the nozzle, and cooperates with the steering seat 2 to rotate relative to the gun body 1 to achieve multi-angle steering, which is convenient for firefighters to operate the water flow change direction.

[0021] As a further preferred embodiment, a first annular groove 211 is provided on the circumferential side of the hinged head 21, and a second annular groove 311 corresponding to the first annular groove 211 is provided on the groove wall of the hinged groove 30, and an annular channel for filling balls (not shown) is formed between the first annular groove 211 and the second annular groove 311. When in use, balls are filled between the first annular groove 211 and the second annular groove 311, so that the nozzle 3 can swing smoothly relative to the steering seat 2, which is convenient for steering.

[0022] Furthermore, a first sealing groove 212 is provided on one side of the first annular groove 211 on the circumferential side of the hinged joint 21, and a first sealing member (not shown) is provided in the first sealing groove 212 for sealing against the hinge groove 30. In a specific embodiment of the present application, the first sealing groove 212 is located on the outside of the first annular groove 211. This design improves the sealing of the product and avoids water leakage.

[0023] Specifically, as a preferred embodiment of the present application but not a limitation, the water inlet end of the steering seat 2 is provided with a connector 22 protruding outward for being sleeved with the water outlet end of the gun body 1, and the water outlet end 11 of the gun body 1 is provided with a sleeve tube 12, and the connector 22 is sleeved in the sleeve tube 12 and can rotate around it. In the specific embodiment of the present application, the connector 2 protrudes toward the gun body, so that the steering seat 2 rotates in the axial direction of the gun body 1. Figure 1 and 2 The steering seat 2 rotates in the AA' direction, and the steering seat 2 cooperates with the sleeve pipe 12 through the connecting head 22, so that the steering seat 2 can rotate relative to the gun body 1, which is convenient for steering the nozzle, and cooperates with the nozzle 3 to swing relative to the steering seat 2, which is convenient for firefighters to change the direction of the water flow.

[0024] As a further preferred embodiment, a third annular groove 221 is provided on the circumferential side of the connecting head 22, and a fourth annular groove 121 corresponding to the third annular groove 221 is provided on the inner wall of the sleeve 12, and a circular channel for filling balls (not shown) is formed between the third annular groove 221 and the fourth annular groove 121. When in use, balls are filled between the third annular groove 221 and the fourth annular groove 121, so that the steering seat 2 can rotate smoothly relative to the gun body 1, which is convenient for steering.

[0025] Furthermore, a second sealing groove 122 is provided on the inner wall of the sleeve 12 on one side of the fourth annular groove 121, and a second sealing member (not shown) is provided in the second sealing groove 122 for sealing against the connector 22. In a specific embodiment of the present application, the second sealing groove 122 is located on the outside of the fourth annular groove 121. This design improves the sealing of the product and avoids water leakage.

[0026] As a preferred embodiment, the axial direction of the connecting head 22 is perpendicular to the axial direction of the articulated head 21, and the nozzle 3 also includes a nozzle 32 connected to the articulated tube 31, and the direction of the nozzle 32 is perpendicular to the axial direction of the articulated head 21. This design allows the swinging direction of the nozzle 32 to remain different from the rotation direction of the steering seat 2. The steering seat 2 can rotate around the axial direction of the connecting head 22, while the nozzle 32 swings around the axial direction of the articulated head 21.

[0027] As a further explanation, the gun body 1 used in the embodiment of the present application is a common structure in the field, such as the gun body 1 of application number CN201020149687.2. Specifically, a switch handle 13 is arranged above the gun body 1, and the switch handle 13 controls the water flow through the valve body. A handle 14 is arranged below the gun body, and a connector 15 for quick disassembly is arranged at the water inlet end of the gun body 1. It should be understood that the gun body 1, the steering seat 2 and the nozzle 3 described in the present application have water flow channels in sequence, and the water body can pass through the water flow channel in sequence and flow out from the nozzle 32.

[0028] Reference Figure 1 and Figure 2 When the present application is used, the steering seat 2 and the nozzle 3 can be rotated axially relative to the gun body 1 by twisting the steering seat 2 by AA'. Further, the nozzle 3 can be swung relative to the steering seat 2 by pulling the nozzle 3 by BB'. The present application can realize multi-angle steering of the fire hose, which is convenient for firefighters to change the direction of the water flow. It has a simple structure, is easy to operate, and has a good application prospect.

[0029] The above is a preferred embodiment of the present invention. It should be pointed out that a person skilled in the art can make several improvements and modifications without departing from the principle of the present invention. These improvements and modifications are also considered to be within the scope of protection of the present invention.

Claims

1. A multi-angle fire-fighting water gun, comprising a gun body (1), wherein a switch handle (13) is arranged on the upper side of the gun body (1) and a handle (14) is arranged on the lower side, characterized in that: A steering seat (2) which can rotate relative to the circumference of the gun body (1) is provided on the water outlet end of the gun body (1), a spray head (3) which can swing relative to the steering seat (2) is hingedly connected to the steering seat (2), and the gun body (1), the steering seat (2) and the spray head (3) are sequentially connected to each other to supply water.

2. The multi-angle fire-fighting water gun according to claim 1 is characterized in that: The water inlet end of the steering seat (2) is provided with a connector (22) protruding outwards and used for sleeve connection with the water outlet end of the gun body (1); The water outlet end of the steering seat (2) is provided with a hinged joint (21) protruding outwards and used for hinged connection with the water inlet end of the spray head (3).

3. The multi-angle fire-fighting water gun according to claim 2 is characterized in that: A hinged tube (31) is provided on the water inlet end of the spray head (3), and a hinged groove (30) for sleeve-connecting the hinged head (21) is provided on the hinged tube (31).

4. The multi-angle fire-fighting water gun according to claim 3 is characterized in that: A first annular groove (211) is provided on the circumferential side of the hinge joint (21), a second annular groove (311) corresponding to the first annular groove (211) is provided on the groove wall of the hinge groove (30), and a circular channel for filling balls is formed between the first annular groove (211) and the second annular groove (311).

5. The multi-angle fire-fighting water gun according to claim 4 is characterized in that: A first sealing groove (212) is provided on the circumferential side of the hinge joint (21) at one side of the first annular groove (211), and a first sealing member is provided in the first sealing groove (212) for abutting against the hinge groove (30) for sealing.

6. The multi-angle fire-fighting water gun according to claim 2 is characterized in that: The water outlet end (11) of the gun body (1) is provided with a sleeve pipe (12), and the connector (22) is sleeved in the sleeve pipe (12) and can rotate around the sleeve pipe (12).

7. The multi-angle fire-fighting water gun according to claim 6, characterized in that: A third annular groove (221) is provided on the circumferential side of the connector (22), a fourth annular groove (121) corresponding to the third annular groove (221) is provided on the inner wall of the sleeve tube (12), and a circular channel for filling balls is formed between the third annular groove (221) and the fourth annular groove (121).

8. The multi-angle fire-fighting water gun according to claim 7, characterized in that: A second sealing groove (122) is provided on the inner wall of the sleeve tube (12) at one side of the fourth annular groove (121), and a second sealing member is provided in the second sealing groove (122) for abutting against the connector (22) for sealing.

9. The multi-angle fire-fighting water gun according to claim 2, characterized in that: The axial direction of the connecting head (22) and the axial direction of the hinge head (21) are arranged perpendicularly.

10. The multi-angle fire-fighting water gun according to claim 3 or 9, characterized in that: The spray head (3) further comprises a nozzle (32) connected to the hinged tube (31), wherein the nozzle (32) is arranged in a direction perpendicular to the axial direction of the hinged head (21).

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