CN210583436U

CN210583436U - Multi-angle water-outlet fire-fighting lance

Info

Publication number: CN210583436U
Application number: CN201921470953.9U
Authority: CN
Inventors: 赵新强
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-05
Filing date: 2019-09-05
Publication date: 2020-05-22
Anticipated expiration: 2029-09-05

Abstract

The utility model discloses a multi-angle water-discharging fire-fighting lance, a shunt mechanism is arranged between a first lance head and a lance body, wherein, one end of a straight pipe of the shunt pipe is connected with the first lance head, the other end is connected with the lance body, the connection between the lance body and the first lance head is ensured, and further the forward water discharging is ensured, the angle pipe of the shunt pipe and the straight pipe are 90 degrees, and a T-shaped three-way ball valve is arranged in the shunt pipe, the T-shaped three-way ball valve is rotated by an adjusting valve rod, so that the first lance head can discharge water independently, the second lance head can discharge water independently, or the first lance head and the; when the water discharged by the second gun head is discharged independently, the fire extinguishing device can extinguish fire of ignition points in the directions of two sides of a door opening or in a narrow space in a room, and when the first gun head and the second gun head discharge water simultaneously, the fire extinguishing device can extinguish fire of the ignition points at different positions in the direction of the door opening and the directions of two sides of the door opening simultaneously, so that the fire extinguishing speed is improved; the second flow state regulator on the second gun head can regulate the water outlet state, so that the fire extinguishing efficiency is further improved.

Description

Multi-angle water-outlet fire-fighting lance

Technical Field

The utility model relates to a fire-fighting lance field especially relates to a multi-angle goes out water fire-fighting lance.

Background

The fire-fighting lance is a water jetting tool for fire extinguishment, and can jet dense and full water flow when being connected with a water hose. Has the advantages of long shooting range, large water quantity and the like; the existing fire-fighting lance is only provided with a water outlet lance head generally, the lance head is provided with a flow state regulator capable of regulating water shape, when the fire-fighting lance is used, a ball valve inside the lance body is opened through a ball valve switch, the fire-fighting operation can be carried out by discharging water, however, the fire-fighting lance can not be aligned to a fire point by a fire fighter in a handheld manner when the fire point is in the direction of two sides of a doorway, the recoil of the fire-fighting lance is large, the fire-fighting lance can hardly cause large-angle bending under the action of water pressure, so that the fire-fighting can not be ensured to be rapidly extinguished, and the fire-fighting point in a narrow space is also extinguished, for example, in a carriage, the fire fighter can not enter the fire-fighting lance in the prior art, the fire-fighting lance is not easy.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a multi-angle fire-fighting lance is provided which is convenient for put out a fire to the ignition point in door opening both sides direction or narrow and small space in the room, and then improves the speed of putting out a fire.

In order to solve the technical problem, the utility model discloses the technical scheme who takes is: a fire-fighting lance with multi-angle water outlet comprises a lance body, a ball valve switch, a first lance head, a first fluid regulator and an operating handle; the ball valve is positioned in the gun body and used for controlling the on-off of water flow; the ball valve switch is positioned on the gun body and used for controlling the opening or closing of a ball valve in the gun body, the operating handle is fixed on the gun body, and the first flow regulator is positioned on the first gun head and used for regulating the water flow form; the first gun head is connected with the gun body through threads; the method is characterized in that: a flow dividing mechanism is arranged between the first gun head and the gun body;

the flow dividing mechanism comprises a flow dividing pipe, a T-shaped three-way ball valve, a second gun head and a second flow state regulator, and the flow dividing pipe comprises a straight pipe and an angle pipe which forms an angle of 90 degrees with the straight pipe; one end of the straight pipe is connected with the first gun head through a first connecting structure, and the other end of the straight pipe is connected with the gun body through a second connecting structure; the second gun head angle pipe is connected through threads; the T-shaped three-way ball valve is positioned in the shunt pipe, an adjusting valve rod extending to the outside of the shunt pipe is fixed on the T-shaped three-way ball valve, and the first gun head can independently discharge water, the second gun head can independently discharge water or the first gun head and the second gun head can simultaneously discharge water by rotating the T-shaped three-way ball valve through the adjusting valve rod; and the second flow state regulator is positioned on the second gun head and is used for regulating the water flow state.

The further technical scheme is as follows: a fluid director is arranged inside the corner pipe and comprises a flow guide pipe and a flow guide sheet; the guide pipe is coaxially and slidably connected inside the angle pipe, the outer wall of the guide pipe is in contact with the inner wall of the angle pipe, the guide pipe is radially and threadedly connected with a shifting lever, the shifting lever penetrates through the angle pipe, a long sliding hole is formed in the position, where the shifting lever is located, on the angle pipe, the shifting lever is slidably connected in the long sliding hole, and the length direction of the long sliding hole is consistent with the axial direction of the angle pipe; the guide vane is fixed at one end of the flow guide pipe close to the straight pipe, and when the T-shaped three-way ball valve is adjusted to enable the first gun head and the second gun head to simultaneously discharge water, the deflector rod pushes the flow guide pipe to enable the guide vane to be positioned in a water passing channel of the T-shaped three-way ball valve, so that the deflector can shunt and guide part of water flowing to the straight pipe into the flow guide pipe; the shifting rod can be locked with the angle pipe by means of a locking mechanism.

The further technical scheme is as follows: the flow deflector is of an arc-shaped structure, and the free end of the flow deflector is bent towards the direction of the gun body.

The further technical scheme is as follows: the locking mechanism comprises a fastening cap; the fastening cap is sleeved on the shifting rod and is in threaded connection with the shifting rod.

The further technical scheme is as follows: a semicircular mounting groove is formed in the outer pipe wall of the flow guide pipe in the circumferential direction, a sealing ring is sleeved in the mounting groove, and the sealing ring is in contact with the inner wall of the angle pipe.

The further technical scheme is as follows: the first connecting structure comprises a first sub-connector located on the straight pipe and a first female connector located on the first gun head, the first female connector is in threaded connection with the first sub-connector, and a first limiting ring is in threaded connection with the first sub-connector.

The further technical scheme is as follows: the second connecting structure comprises a second sub-connector located on the straight pipe and a second female connector located on the gun body, the second female connector is in threaded connection with the second sub-connector, and a second limiting ring is in threaded connection with the second sub-connector.

Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:

a flow dividing mechanism is arranged between the first gun head and the gun body, wherein one end of a straight pipe of the flow dividing pipe is connected with the first gun head by virtue of a first connecting structure, the other end of the straight pipe of the flow dividing pipe is connected with the gun body by virtue of a second connecting structure, the gun body is ensured to be communicated with the first gun head, and further forward water outlet is ensured, an angle pipe of the flow dividing pipe and the straight pipe form a 90-degree angle, a T-shaped three-way ball valve is arranged in the flow dividing pipe, and the T-shaped three-way ball valve is rotated by an adjusting valve rod, so that the first gun head can independently output water, the; when the water discharged by the second gun head is discharged independently, the fire extinguishing device can extinguish fire of ignition points in the directions of two sides of a door opening or in a narrow space in a room, and when the first gun head and the second gun head discharge water simultaneously, the fire extinguishing device can extinguish fire of the ignition points at different positions in the direction of the door opening and the directions of two sides of the door opening simultaneously, so that the fire extinguishing speed is improved; the second flow state regulator on the second gun head can regulate the water outlet form, so that the fire extinguishing efficiency is further improved;

the angle pipe is internally provided with a fluid director, when the T-shaped three-way ball valve is adjusted to enable the first gun head and the second gun head to simultaneously discharge water, the deflector rod pushes the flow guide pipe to enable the deflector to be positioned in a water passing channel of the T-shaped three-way ball valve, part of water flowing in a straight pipe can be guided into the flow guide pipe in a shunting manner by the deflector, the quantity and pressure of water entering the angle pipe can be improved by the deflector, when the fire is simultaneously extinguished towards different positions in the direction of the door opening and the direction of two sides of the door opening, and when the fire is larger in the direction of two sides of the door opening in a room, the large fire can be quickly suppressed and extinguished through the effect of the deflector.

Drawings

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

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

fig. 2 is a schematic structural view of the gun body and the interior of the shunt tube according to the present invention;

fig. 3 is an exploded view of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention are 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 some, not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

As shown in fig. 1 to 3, a fire-fighting lance capable of discharging water from multiple angles comprises a lance body 1, a ball valve 2, a ball valve switch 3, a first lance head 4, a first flow regulator 5 and an operating handle 6; the ball valve 2 is positioned in the gun body 1 and used for controlling the on-off of water flow; the ball valve switch 3 is positioned on the gun body 1 and used for controlling the opening or closing of the ball valve 2 in the gun body 1, the operating handle 6 is fixed on the gun body 1, and the first flow regulator 5 is positioned on the first gun head 4 and used for regulating the water flow form; the first gun head 4 is connected with the gun body 1 through threads; a flow dividing mechanism is arranged between the first gun head 4 and the gun body 1; the flow dividing mechanism comprises a flow dividing pipe, a T-shaped three-way ball valve 72, a second gun head 73 and a second flow state regulator 74, wherein the flow dividing pipe comprises a straight pipe 75 and an angle pipe 76 which forms an angle of 90 degrees with the straight pipe 75; one end of the straight pipe 75 is connected with the first gun head 4 through a first connecting structure, and the other end of the straight pipe is connected with the gun body 1 through a second connecting structure; the second gun head 73 is connected with the angle pipe 76 through threads; the T-shaped three-way ball valve 72 is positioned in the shunt pipe, an adjusting valve rod 721 extending to the outside of the shunt pipe is fixed on the T-shaped three-way ball valve 72, and the first gun head 4 can independently discharge water, the second gun head 73 can independently discharge water or the first gun head 4 and the second gun head 73 can simultaneously discharge water by rotating the T-shaped three-way ball valve 72 through the adjusting valve rod 721; the second flow state regulator 74 is positioned on the second gun head 73 and is used for regulating the water flow state; the diameter of the water passing channel on the T-shaped three-way ball valve 72 is consistent with that of the straight pipe 75 and is larger than that of the corner pipe.

In the using process, the multi-angle fire-fighting lance is connected with the fire-fighting hose through the conventional rotatable joint, so that the fire-fighting hose is prevented from being blocked due to twisting, when a fire point in the forward direction of a door opening in a room is extinguished, a fireman holds the operating handle 6, opens the ball valve 2 through the ball valve switch 3, and can rotate the T-shaped three-way ball valve 72 through the adjusting valve rod 721 to enable the first lance head 4 to discharge water independently and the second lance head 73 to discharge water independently or enable the first lance head 4 and the second lance head 73 to discharge water simultaneously; when the first gun head 4 discharges water, the water shape can be adjusted according to the fire intensity and the ignition point position through the first flow state adjuster 5, if the ignition point exists in the room in the lateral direction of the door or in a narrow space, the T-shaped three-way ball valve 72 can be rotated through the adjusting valve rod 721 to enable the second gun head 73 to discharge water independently, the water is sprayed out from the second gun head 73 to suppress and extinguish the ignition point in the lateral direction of the door in the room, the water shape can be adjusted according to the fire intensity and the ignition point position in the direction through the second flow state adjuster 74, and the second gun head 73 can be oriented to the two sides of the door in the room by rotating the multi-angle fire-fighting lance; the first flow regulator 5 and the second flow regulator 74 are both flow regulators on a multifunctional fire-fighting lance in the prior art, the T-shaped three-way ball valve 72 is a valve core of an existing T-shaped three-way valve, the T-shaped three-way ball valve 72 and a shunt pipe are assembled and combined to be consistent with the overall structure of the existing T-shaped three-way valve, the T-shaped three-way ball valve 72 is hinged to the connecting position of a straight pipe 75 and an angle pipe 76 of the shunt pipe, and the regulating valve rod 721 can also be used as a handle, so that a fireman can hold the lance more stably; the ball valve 2 can be removed, and the water outlet is directly controlled by the T-shaped three-way ball valve 72, so that the water outlet control device is more convenient and fast.

As shown in fig. 2, the T-shaped three-way ball valve 72 can enable the first lance head 4 and the second lance head 73 to discharge water simultaneously, the T-shaped three-way ball valve 72 is rotated 90 ° counterclockwise by the adjusting valve rod 721 to enable the second lance head 73 to discharge water separately, and the T-shaped three-way ball valve 72 is rotated 90 ° counterclockwise to enable the first lance head 4 to discharge water separately.

A flow dividing mechanism is arranged between the first gun head 4 and the gun body 1, wherein one end of a straight pipe 75 of the flow dividing pipe is connected with the first gun head 4 by virtue of a first connecting structure, the other end of the straight pipe is connected with the gun body 1 by virtue of a second connecting structure, the gun body 1 is ensured to be communicated with the first gun head 4, further, forward water outlet is ensured, an angle pipe 76 of the flow dividing pipe is 90 degrees to the straight pipe 75, a T-shaped three-way ball valve 72 is arranged in the flow dividing pipe, and the T-shaped three-way ball valve 72 is rotated by an adjusting valve rod 721, so that the first gun head 4 can independently discharge water, the second gun head 73 independently discharge water or the first gun; when the second gun heads 73 discharge water independently, fire extinguishment can be carried out on ignition points in the directions of two sides of a door opening or in a narrow space in a room, and when the first gun heads 4 and the second gun heads 73 discharge water simultaneously, the fire extinguishment can be carried out on the ignition points at different positions in the direction of the door opening and the directions of two sides of the door opening simultaneously, so that the fire extinguishment speed is improved; the second flow state regulator 74 on the second gun head 73 can regulate the water outlet state, and further improves the fire extinguishing efficiency.

A flow guide device 77 is arranged inside the corner tube 76, and the flow guide device 77 comprises a flow guide tube 771 and a flow guide sheet 772; the guide tube 771 is coaxially and slidably connected inside the angle tube 76, the outer wall of the guide tube 771 is in contact with the inner wall of the angle tube 76, the guide tube 771 is radially and threadedly connected with a deflector rod 773, the deflector rod 773 penetrates through the angle tube 76, a long slide hole 774 is formed in the position, where the deflector rod 773 is located, on the angle tube 76, the deflector rod 773 is slidably connected inside the long slide hole 774, and the length direction of the long slide hole 774 is consistent with the axial direction of the angle tube 76; the flow deflector 772 is fixed at one end of the flow guide tube 771 close to the straight tube 75, and when the flow guide tube 771 is pushed by the deflector rod 773 so that the flow guide plate 772 is positioned in the straight tube 75, part of the water in the straight tube 75 can be guided into the flow guide tube 771 in a shunting manner by the flow deflector 772; the shift lever 773 can be locked to the angled tube 76 by a locking mechanism.

The fluid director 77 is arranged in the corner pipe 76, when the T-shaped three-way ball valve 72 is adjusted to enable the first gun head 4 and the second gun head 73 to simultaneously discharge water, the deflector 773 pushes the guide pipe 771 to enable the deflector 772 to be located in a water passage of the T-shaped three-way ball valve 72, the deflector 772 can shunt and guide part of the water flowing to the straight pipe 75 into the guide pipe 771, the water quantity and the pressure in the corner pipe can be improved through the deflector 772, when the fire extinguishing is simultaneously performed on the fire points at different positions in the direction towards the door opening and the direction at two sides of the door opening, and when the fire point in the direction at two sides of the door opening in a room is large, the fire point with large fire can be rapidly suppressed and extinguished through the effect of the deflector 772.

The flow deflector 772 has an arc-shaped structure, the free end of the flow deflector 772 is bent towards the gun body 1, and the flow deflector 772 can change the direction of water flow in the straight pipe 75, so that water in the straight pipe 75 is guided into the corner pipe 76, and the water flow speed cannot be greatly reduced.

The locking mechanism includes a securing cap 775; the fastening cap 775 is sleeved on the shift lever 773 and is in threaded connection with the shift lever 773, and the guide tube 771 can be locked at the position after the fastening cap 775 tightly pushes against the angle tube 76, so that the guide tube 771 cannot be displaced due to the impact of water.

Semicircular mounting groove 776 is annularly seted up on the outer pipe wall of honeycomb duct 771, mounting groove 776 endotheca is equipped with sealing washer 777, sealing washer 777 and the contact of angle pipe 76 inner wall, sealing washer 777 can guarantee the leakproofness between honeycomb duct 771 and the angle pipe 76 for the rubber material, and long slide opening 774 can be sheltered from to honeycomb duct 771, and honeycomb duct 771 sliding range is decided by the length of long slide opening 774.

The first connecting structure comprises a first sub-connector 41 positioned on the straight pipe 75 and a first female connector 42 positioned on the first gun head 4, the first female connector 42 is in threaded connection with the first sub-connector 41, the first sub-connector 41 is in threaded connection with a first limiting ring 43, and the straight pipe 75 of the flow dividing pipe and the direction of the rear angle pipe 76 of the first gun head 4 in threaded connection can be adjusted by rotating the first limiting ring 43 to adjust the position. Second connection structure is including being located the son connector 11 of second on the straight tube 75 and being located the female connector 12 of second on the rifle body 1, the female connector 12 of second passes through threaded connection with the son connector 11 of second, and threaded connection has second spacing ring 13 on the son connector 11 of second, adjusts the straight tube 75 that its position also can adjust the shunt tubes through rotating second spacing ring 13 and the direction of rifle body 1 threaded connection back corner tube 76, need not adjust the orientation with respect to second rifle head 73 through rotating multi-angle squirt is whole, makes the fireman hold the rifle more stable.

The above is only the preferred embodiment of the present invention, and any person can make some simple modifications, deformations and equivalent replacements according to the present invention, all fall into the protection scope of the present invention.

Claims

1. A fire-fighting lance with multi-angle water outlet comprises a lance body (1), a ball valve (2), a ball valve switch (3), a first lance head (4), a first fluid regulator (5) and an operating handle (6); the ball valve (2) is positioned in the gun body (1) and is used for controlling the on-off of water flow; the ball valve switch (3) is positioned on the gun body (1) and used for controlling the opening or closing of a ball valve (2) inside the gun body (1), the operating handle (6) is fixed on the gun body (1), and the first flow state regulator (5) is positioned on the first gun head (4) and used for regulating the water flow state; the first gun head (4) is connected with the gun body (1) through threads; the method is characterized in that: a flow dividing mechanism is arranged between the first gun head (4) and the gun body (1);

the flow dividing mechanism comprises a flow dividing pipe, a T-shaped three-way ball valve (72), a second gun head (73) and a second flow state regulator (74), and the flow dividing pipe comprises a straight pipe (75) and an angle pipe (76) which forms an angle of 90 degrees with the straight pipe (75); one end of the straight pipe (75) is connected with the first gun head (4) through a first connecting structure, and the other end of the straight pipe is connected with the gun body (1) through a second connecting structure; the second gun head (73) is connected with the angle pipe (76) through threads; the T-shaped three-way ball valve (72) is positioned in the shunt pipe, an adjusting valve rod (721) extending to the outside of the shunt pipe is fixed on the T-shaped three-way ball valve (72), and the first gun head (4) can independently discharge water, the second gun head (73) can independently discharge water or the first gun head (4) and the second gun head (73) can simultaneously discharge water by rotating the T-shaped three-way ball valve (72) through the adjusting valve rod (721); the second flow state regulator (74) is positioned on the second gun head (73) and is used for regulating the water flow state.

2. The multi-angle water-discharging fire-fighting lance of claim 1, characterized in that: a fluid director (77) is arranged inside the corner pipe (76), and the fluid director (77) comprises a fluid guide pipe (771) and a fluid guide sheet (772); the guide pipe (771) is coaxially and slidably connected inside the angle pipe (76), the outer wall of the guide pipe (771) is in contact with the inner wall of the angle pipe (76), a deflector rod (773) is in threaded connection with the guide pipe (771) in the radial direction, the deflector rod (773) penetrates through the angle pipe (76), a long slide hole (774) is formed in the position, where the deflector rod (773) is located, the deflector rod (773) is slidably connected into the long slide hole (774), and the length direction of the long slide hole (774) is consistent with the axial direction of the angle pipe (76); the flow deflector (772) is fixed at one end, close to the straight pipe (75), of the flow guide pipe (771), when the T-shaped three-way ball valve (72) is adjusted to enable the first gun head (4) and the second gun head (73) to simultaneously discharge water, the flow guide pipe (771) is pushed by the deflector rod (773) to enable the flow deflector (772) to be located in a water passing channel of the T-shaped three-way ball valve (72), and therefore the flow deflector (772) can guide partial water flowing from the straight pipe (75) into the flow guide pipe (771); the shifting lever (773) can be locked with the angle pipe (76) by means of a locking mechanism.

3. The multi-angle water-discharging fire-fighting lance of claim 2, characterized in that: the flow deflector (772) is of an arc-shaped structure, and the free end of the flow deflector (772) is bent towards the gun body (1).

4. The multi-angle water outlet fire-fighting lance of claim 2 or 3, characterized in that: the locking mechanism includes a securing cap (775); the fastening cap (775) is sleeved on the shifting rod (773) and is in threaded connection with the shifting rod.

5. The multi-angle water-discharging fire-fighting lance of claim 4, wherein: semicircular mounting grooves (776) are annularly formed in the outer wall of the flow guide pipe (771), sealing rings (777) are sleeved in the mounting grooves (776), and the sealing rings (777) are in contact with the inner wall of the corner pipe (76).

6. The multi-angle water-discharging fire-fighting lance of claim 1, characterized in that: the first connecting structure comprises a first sub-connector (41) located on the straight pipe (75) and a first female connector (42) located on the first gun head (4), the first female connector (42) is in threaded connection with the first sub-connector (41), and the first sub-connector (41) is in threaded connection with a first limiting ring (43).

7. The multi-angle water-discharging fire-fighting lance of claim 1, characterized in that: the second connection structure comprises a second sub-connector (11) located on the straight pipe (75) and a second female connector (12) located on the gun body (1), the second female connector (12) is in threaded connection with the second sub-connector (11), and the second sub-connector (11) is in threaded connection with a second limiting ring (13).