CN214232497U

CN214232497U - Rotary fire-extinguishing spray head

Info

Publication number: CN214232497U
Application number: CN202022573455.6U
Authority: CN
Inventors: 李红; 董宏利; 吴汉基; 苏永锋
Original assignee: Guangzhou Yucheng Fire Technology Co ltd
Current assignee: Guangzhou Yucheng Fire Technology Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-09-21
Anticipated expiration: 2030-11-09

Abstract

The utility model provides a rotary fire-extinguishing nozzle, which comprises a nozzle main body, wherein the nozzle main body comprises a rotating shaft base, a rotating shaft, a rotating head and a swinging driving piece; the rotating shaft base is provided with a rotating shaft, the rotating shaft is connected with a rotating head, and the rotating head swings relative to the rotating shaft base by taking the rotating shaft as an axis; the pendulum changes the driving piece drive and changes the head and pendulum changes, and the pendulum changes the driving piece and includes driving gear, driven gear, pendulum and changes the motor, and driven gear installs at the top surface of turning the head, and the driving gear is installed in the meshing of driven gear rear side, and the driving gear rear side installation pendulum changes the motor, and pendulum changes the motor control driving gear and carries out the rotation to drive driven gear and rotate. The utility model discloses a swing of turning round is realized in gear engagement motion, makes it can swing in the fire extinguishing process, has increased the practicality of shower nozzle.

Description

Rotary fire-extinguishing spray head

Technical Field

The utility model relates to a fire-fighting equipment, concretely relates to rotary type fire sprinkler head.

Background

Along with the development of science and technology and the improvement of the demand of people on fire control safety, an indoor fire extinguishing system is widely applied to indoor areas such as markets, office buildings, schools and houses, is generally used for extinguishing fires in buildings, and is generally used for an automatic water spraying fire extinguishing system at present, and consists of a water spraying nozzle, an alarm valve group, a water flow alarm device (a water flow indicator or a pressure switch) and other components, a pipeline and water supply facilities.

The drooping type spray head is the most widely used spray head, drooping is arranged on a water supply branch pipe, the shape of water spraying is parabolic, and 80-100% of the total water quantity is sprayed to the ground. This type of watering shower nozzle generally is the indifference of certain limit around shower nozzle itself and sprays, and it is comparatively single to spray the mode, and the shower nozzle can't swing.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, a rotary fire extinguishing nozzle capable of swinging and extinguishing fire is provided.

The utility model discloses a following technical scheme realizes:

a rotary fire-extinguishing nozzle comprises a nozzle main body, wherein the nozzle main body comprises a rotating shaft base, a rotating shaft, a rotating head and a swinging driving piece; the rotating shaft base is provided with a rotating shaft, the rotating shaft is connected with a rotating head, and the rotating head swings relative to the rotating shaft base by taking the rotating shaft as an axis; the pendulum changes the driving piece drive and changes the head and swing, and the pendulum changes the driving piece and includes driving gear, driven gear, pendulum and changes the motor, and driven gear installs at the top surface of turning, and the driving gear is installed in the meshing of driven gear rear side, and the driving gear rear side installation pendulum changes the motor, and pendulum changes the motor control driving gear and carries out the rotation to drive driven gear and rotate, realize the pendulum function of turning round.

And the nozzle is arranged on the front side of the rotating head, a fluid channel is formed in the nozzle body and is connected with the nozzle, and the nozzle is communicated with the outside through the fluid channel.

Further, the nozzle is a fan-shaped fine water mist nozzle.

Furthermore, position sensors are respectively arranged at two ends of the front side face of the rotating head and used for preventing the nozzle from being shielded in the swinging process of the rotating head and keeping the nozzle facing the outside.

Furthermore, the two position sensors control the rotating angle range of the rotating head to be 0-90 degrees.

Further, including flame detection module, turn round front side installation flame detection module for survey flame position and signals, make the turn round fix a position towards flame and put out a fire, realize intelligent fire extinguishing.

Further, including the protection casing, the protection casing keeps off the cover and is in the front side of shower nozzle main part, the protection casing includes the transparent plate, and the transparent plate is located the protection casing middle part, changes the front side of turning round, and the transparent plate is turned round relatively and is carried out elevating movement, realizes opening and closing of protection casing.

Furthermore, the protective cover comprises an outer panel, the outer panel is provided with an opening, the opening is positioned on the front side of the rotary head, the transparent plate is positioned on the rear side of the outer panel, and when the protective cover is in a closed state, the transparent plate is blocked at the opening; the protective cover comprises a lifting gear, the lifting gear is installed on the front side of the spray head main body, the gear rotates, a rack matched with the gear is arranged on the rear side face of the transparent plate, the gear and the rack control lifting of the transparent plate through meshing motion, and opening and closing of the protective cover are achieved.

Furthermore, including the casing, the casing cover is in the outside of shower nozzle main part, the casing includes the adjustable face of a fixed face and a back-and-forth movement, and fixed face and adjustable face press from both sides the wall body and press from both sides tight in the centre, the fastening function when realizing the installation in the intelligence fire extinguishing shower nozzle wall.

Further, the shell comprises an inner shell, a pre-buried box, a movable stopper and a locking screw; the inner shell comprises a front side cover plate, the spray head main body is fixed in the inner shell, and the front side cover plate is provided with an opening for the rotary head to extend out of the front side surface of the rotary head; the embedded box is sleeved outside the rear side of the inner shell and is covered with the front side cover plate, and at least one side surface of the embedded box is provided with an adjusting groove; the movable blocking piece comprises a sliding part and a blocking piece, the sliding part is positioned in the embedded box and is attached to the adjusting groove to slide back and forth, and the movable blocking piece is connected to the sliding part and extends out through the adjusting groove to the outer side; the wall body is clamped between the blocking piece of the movable blocking piece and the front side cover plate, and the distance between the movable blocking piece and the front side cover plate is connected and adjusted through a locking screw.

Compared with the prior art, the utility model, following beneficial effect has:

1. the utility model discloses a swing of turning round is realized in the gear engagement motion, makes the turning round can swing in the fire extinguishing process, has increased the practicality of shower nozzle.

2. The utility model discloses set up flame detection module, can monitor flame positional information, the shower nozzle obtains the rotatory orientation flame of feedback and opens the state of putting out a fire to realize that intelligence is put out a fire, improve the degree of accuracy of putting out a fire, concentrate to spray to flame and effectively put out a fire.

3. The utility model discloses set up the protection casing, and the design of transparent plate can not influence the flame detection function of shower nozzle, the protection casing receives flame detection module or fire extinguishing systems host system's signal and pressure sensor's the signal of telecommunication, carries out intelligent switch.

4. The utility model discloses but set up the casing of wall, reduced the rotary type and put out a fire the abrupt sense of shower nozzle dress on the wall, more pleasing to the eye, casing front side apron and separation blade can be adjusted and press from both sides tight wall body, make the installation of casing more fastening.

Drawings

FIG. 1 is a perspective view of a rotary fire suppression sprinkler head;

FIG. 2 is a front view of the rotary fire suppression sprinkler head;

FIG. 3 is a cross-sectional view of the rotary fire suppression sprinkler taken along section line A-A of FIG. 2;

FIG. 4 is a cross-sectional view of the rotary fire suppression sprinkler taken along section line C-C of FIG. 2;

FIG. 5 is a perspective view of a portion of the nozzle body;

FIG. 6 is a partial half-sectional view of the showerhead body;

fig. 7 is an assembly view of the rotary fire sprinkler head and the wall.

The reference numerals are explained below:

1-a nozzle body; 11-a spindle base; 12-a rotating shaft; 13-turning the head; 14-a nozzle; 15-a flame detection module; 16-a position sensor; 17-a pressure sensor; 18-a fluid channel; 181-inlet; 19-swinging the driving member; 191-a drive gear; 192-a driven gear; 193-swing motor; 2-a protective cover; 21-a lifting motor; 22-lifting gear; 23-an outer panel; 231-a projection; 24-a transparent plate; 241-a rack; 3-a shell; 31-an inner shell; 311-front side cover plate; 312-rear side cover plate; 313-a connecting frame; 32-embedding a box; 321-an adjusting groove; 33-a movable stopper; 331-baffle plate; 332-a sliding part; 34-a locking screw; 4, a wall body; 41-mounting groove; 411-main groove; 412-side groove; 413-clamped part.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. In the description of the present invention, it is to be understood that the positional or orientational relationships indicated are based on the positional or orientational relationships shown in the drawings and are merely for convenience of description and simplicity of description, and are not intended to indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and that the particular embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

As shown in fig. 7, a rotary fire-extinguishing nozzle according to a preferred embodiment of the present invention mainly includes three parts: the sprayer comprises a sprayer body 1, a protective cover 2 and a shell 3, wherein the sprayer body 1, the protective cover 2 and the shell 3 are assembled as shown in figure 1, the sprayer body 1 is fixed in the shell 3, and the protective cover 2 covers the front side of the sprayer body 1 and covers the shell 3.

Referring to fig. 3 to 6, the nozzle body 1 includes a rotating shaft base 11, a rotating shaft 12, a rotating head 13, a nozzle 14, a flame detecting module 15, a position sensor 16, a pressure sensor 17, and a swinging driving member 19.

As shown in fig. 5, a rotating shaft 12 is vertically installed on a rotating shaft base 11, a rotating head 13 is connected above the rotating shaft 12, the rotating head 13 rotates relative to the rotating shaft base 11 with the rotating shaft 12 as an axis, the rotating head 13 is a cylinder with a longitudinal section in this embodiment, a flame detection module 15, a nozzle 14 and two position sensors 16 are installed on the longitudinal section, the flame detection module 15 is located at the middle-upper position of the longitudinal section, the nozzle 14 is installed below the flame detection module, and the position sensors 16 are installed at the left end and the right end of the longitudinal section respectively.

The flame detection module 15 is a red ultraviolet composite sensor, and the red ultraviolet composite flame detector adopts an ultraviolet sensor insensitive to sunlight and an infrared sensor with a narrow frequency band and a high signal-to-noise ratio, so that excellent detection sensitivity can be ensured, and the immunity to non-fire alarm sources is improved. The flame detection module 15 sends out alarm signal when detecting infrared wavelength and ultraviolet wavelength in the flame, feeds back to the rotary type fire extinguishing nozzle, controls the rotary head 13 to turn to the fire source and open the state of putting out a fire, and the signal also can feed back to the fire extinguishing system to realize intelligent fire extinguishing.

The nozzle 14 adopts a fan-shaped fine water mist nozzle, and compared with the traditional spray fire-extinguishing mode, the fine water mist fire-extinguishing mode has the advantages that the action area and the heat exchange area are larger, the evaporation time is shortened, the fire-extinguishing efficiency is greatly improved, the water consumption is less than that of the traditional nozzle, the environment is more protected, and the damage degree to indoor articles is smaller.

Two position sensors 16 on the left and right of the turret 13 for preventing the nozzle 14 and the flame detection module 15 from being blocked during the rotation of the turret 13, for example: the nozzle 14 and the flame detection module 15 are prevented from being directed to the rear housing 3 due to the excessive rotation of the rotor 13, which may result in the failure of normal water spraying for fire extinguishing and flame detection. The position sensor 16 is mainly used to keep the nozzle 14 and the flame detection module 15 facing the outside.

The rotation of the rotor 13 is driven by a swing driving member 19, the swing driving member 19 includes a driving gear 191, a driven gear 192, and a swing motor 193, as shown in fig. 5, the driven gear 192 is mounted on the top surface of the rotor 13, as shown in fig. 4, the driving gear 191 is mounted on the rear side of the driven gear 192 in a meshed manner, the swing motor 193 is mounted on the rear side of the driving gear 191, and the swing motor 193 controls the driving gear 191 to rotate, thereby driving the driven gear 192 to rotate, and realizing the swing function of the rotor 13. The swing motor 193 is a micro motor. When this embodiment changes 13 horizontal hunting, the control angle scope is 90 degrees, when putting out a fire, can predetermine the swing of little range to flame, fully puts out a fire.

The nozzle body 1 is provided with a fluid passage 18, the fluid passage 18 communicates the nozzle 14 with the outside for receiving water or fire extinguishing agent, in this embodiment, as shown in fig. 6, the fluid passage 18 extends upward from the bottom surface of the rotating shaft base 11, passes through the rotating shaft 12, and finally leads to the rotator 13 and is connected with the nozzle 14. The inlet 181 of the fluid channel 18 is located on the bottom surface of the spindle base 11, and a pressure sensor 17 is installed at the rear end near the inlet 181, and is used for sensing the fluid pressure in the fluid channel 18 and sending a signal.

Referring to fig. 1 to 4 and 7, a protection cover 2 is installed at a front side of the nozzle body 1, and the protection cover 2 includes a lifting motor 21, a lifting gear 22, an outer panel 23 and a transparent plate 24.

As shown in fig. 1 and 7, the outer panel 23 is a rectangular plate with a semi-cylinder protruding forward, the semi-cylinder is a protruding portion 231, the middle of the protruding portion 231 is opened horizontally, the turning head 13 at the rear side is exposed, the transparent plate 24 is installed at the rear side of the protruding portion 231, the transparent plate 24 can be lifted, and the opening is covered. When in the open state, the transparent plate 24 descends and is received in the protruding portion 231; when in the closed position, the transparent plate 24 is raised upward, covering the opening. The transparent plate 24 is made of transparent material, so that the flame detection module 15 can detect external flame when the protective cover is in a closed state.

The lifting function of the transparent plate 24 is realized by the engaging movement of the lifting gear 22 and the rack gear 241, as shown in fig. 3, the lifting motor 21 and the lifting gear 22 are installed at the front side of the head main body 1, the lifting motor 21 drives the lifting gear 22 to rotate, the vertical rack gear 241 is provided on the transparent plate 24 to engage with the lifting gear 22, thereby controlling the lifting of the transparent plate 24.

The flame detection module 15 can transmit a flame signal to the lifting motor 21, and the lifting motor 21 controls the opening of the protective cover 2. The pressure sensor 17 can transmit a fluid pressure signal to the lift motor 21, and the protection cover 2 is closed when the fire extinguishing system control cuts off the fluid supply.

As shown in fig. 7, this embodiment can be wall-mounted, i.e., built into a wall. As shown in fig. 7, the wall 4 is pre-grooved, and is provided with a rectangular main groove 411, the inner side surface of the main groove 411 is further provided with a side groove 412, the front side of the side groove 412 forms a protruding clamped portion 413, and the clamped portion 413 is a part of the wall 4.

In contrast, a housing 3 is externally mounted to the rear of the head main body 1. The housing 3 includes an inner shell 31, an embedded box 32, a movable stopper and a locking screw 34, please refer to fig. 7 and 4.

As shown in fig. 7, the inner case 31 includes a front cover 311, a connecting frame 313 and a rear cover 312 connected in sequence, and the front cover 311 has a larger plate surface than the connecting frame 313 and the rear cover 312. The head body 1 is fixed in the inner casing 31, and the front cover 311 is opened to allow the rotor 13 to protrude from the front side thereof.

As shown in fig. 7, the embedded box 32 is sleeved outside the rear side of the inner shell 31 and covers the front side cover plate 311, at least one side of the embedded box 32 has an adjusting groove 321, and in this embodiment, the adjusting grooves 321 are disposed on the left and right sides.

As shown in fig. 7, the movable stopper 33 includes a sliding portion 332 and a blocking piece 331, the sliding portion 332 is located in the embedded box 32 and slides back and forth along the adjustment slot 321, and keeps the sliding portion 332 unable to come out of the adjustment slot 321 in the embedded box 32, the movable stopper 33 is connected to the sliding portion 332 and protrudes outward through the adjustment slot 321;

the stop piece 331 of the movable stopper 33 and the front cover 311 clamp the clamped part 413 of the wall 4 therebetween, and the movable stopper 33 and the front cover 311 are connected by the locking screw 34 to adjust the distance therebetween.

Therefore, the rotary fire-extinguishing nozzle can be more tightly arranged on the wall 4, and the sudden feeling of the nozzle can be reduced, and the aesthetic feeling is increased.

This rotary type sprinkler head chooses for use as fire extinguishing system's terminal to put out a fire with fire extinguishing system's smog detection module linkage, combine the signal joint judgement of smoke sense promptly, fire extinguishing system's main control module judges flame jointly through smog, temperature signal. The flame judgment accuracy is enhanced, the flame is more quickly identified, and the practicability is improved.

The above description is only the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all the equivalent structural changes made by the contents of the specification and the drawings or the direct or indirect application in other related technical fields are also included.

Claims

1. A rotary type fire extinguishing nozzle is characterized in that: the nozzle comprises a nozzle body (1), wherein the nozzle body (1) comprises a rotating shaft base (11), a rotating shaft (12), a rotating head (13) and a swinging driving piece (19);

a rotating shaft (12) is arranged on the rotating shaft base (11), the rotating shaft (12) is connected with a rotating head (13), and the rotating head (13) swings relative to the rotating shaft base (11) by taking the rotating shaft (12) as an axis;

swing driving piece (19) drive and change head (13) and swing, swing driving piece (19) including driving gear (191), driven gear (192), swing motor (193), driven gear (192) are installed at turning head (13) top surface, driving gear (191) are installed in driven gear (192) rear side meshing, driving gear (191) rear side installation swing motor (193), swing motor (193) control driving gear (191) carry out the rotation, thereby drive driven gear (192) and rotate, realize the function of swinging of turning head (13).

2. A rotary fire suppression sprinkler according to claim 1, wherein: the sprayer comprises a nozzle (14), wherein the nozzle (14) is arranged on the front side of the rotating head (13), a fluid channel (18) is formed in the sprayer body (1) and connected with the nozzle (14), and the nozzle (14) is communicated with the outside through the fluid channel (18).

3. A rotary fire suppression sprinkler according to claim 2, wherein: the nozzle (14) is a fan-shaped fine water mist nozzle.

4. A rotary fire suppression sprinkler according to claim 2, wherein: and two ends of the front side surface of the rotating head (13) are respectively provided with a position sensor (16) for preventing the nozzle (14) from being shielded in the swinging process of the rotating head (13) and keeping the nozzle (14) facing the outside.

5. A rotary fire suppression sprinkler according to claim 4, wherein: the two position sensors (16) control the rotating angle range of the rotating head (13) to be 0-90 degrees.

6. A rotary fire suppression sprinkler according to any one of claims 1-5, comprising: including flame detection module (15), turn round (13) front side installation flame detection module (15) for survey flame position and send out signal, make turn round (13) fix a position towards flame and put out a fire, realize intelligent fire extinguishing.

7. A rotary fire suppression sprinkler according to any one of claims 1-5, comprising: including protection casing (2), protection casing (2) keep off the cover and are in the front side of shower nozzle main part (1), protection casing (2) include transparent plate (24), and transparent plate (24) are located protection casing (2) middle part, the front side of turning round (13), and transparent plate (24) turn round relatively (13) carry out elevating movement, realize opening and closing of protection casing (2).

8. A rotary fire suppression sprinkler according to claim 7, wherein: the protective cover (2) comprises an outer panel (23), the outer panel (23) is provided with an opening, the opening is positioned on the front side of the rotating head (13), the transparent plate (24) is positioned on the rear side of the outer panel (23), and when the protective cover (2) is in a closed state, the transparent plate (24) is blocked at the opening;

the protection cover (2) comprises a lifting gear (22) and is installed on the front side of the spray head main body (1), the gear (22) rotates, a rack (241) matched with the gear (22) is arranged on the rear side face of the transparent plate (24), the gear (22) and the rack (241) move through meshing to control lifting of the transparent plate (24), and opening and closing of the protection cover (2) are achieved.

9. A rotary fire suppression sprinkler according to any one of claims 1-5, comprising: including casing (3), casing (3) cover is in the outside of shower nozzle main part (1), and casing (3) include the adjustable face of a fixed face and a back-and-forth movement, and fixed face presss from both sides the wall body with adjustable face and tightly in the centre, fastening function when realizing the installation in the intelligence fire extinguishing shower nozzle wall.

10. A rotary fire suppression sprinkler according to claim 9, wherein: the shell (3) comprises an inner shell (31), an embedded box (32), a movable stopper (33) and a locking screw (34);

the inner shell (31) comprises a front side cover plate (311), the spray head main body (1) is fixed in the inner shell (31), and the front side cover plate (311) is provided with an opening for the rotary head (13) to extend out of the front side surface of the rotary head;

the embedded box (32) is sleeved outside the rear side of the inner shell (31) and is covered with the front side cover plate (311), and at least one side of the embedded box (32) is provided with an adjusting groove (321);

the movable blocking piece (33) comprises a sliding part (332) and a blocking piece (331), the sliding part (332) is positioned in the embedded box (32) and is attached to the adjusting groove (321) to slide back and forth, and the movable blocking piece (33) is connected to the sliding part (332) and extends out through the adjusting groove (321) to the outside;

the blocking piece (331) of the movable blocking piece (33) and the front side cover plate (311) clamp the wall body in the middle, and the movable blocking piece (33) and the front side cover plate (311) are connected through a locking screw (34) and the distance between the movable blocking piece and the front side cover plate is adjusted.