CN211676018U

CN211676018U - Active and passive dual-control two-way single-bead-blasting spray header

Info

Publication number: CN211676018U
Application number: CN202020049406.XU
Authority: CN
Inventors: 江正云
Original assignee: Smart Holding Co ltd
Current assignee: Smart Holding Co ltd
Priority date: 2020-01-10
Filing date: 2020-01-10
Publication date: 2020-10-16
Anticipated expiration: 2030-01-10

Abstract

The utility model relates to an initiative and passive dual control's bi-pass list explodes pearl shower head, including shower head main part (1) that is provided with two exhalant canal, two exhalant canals are initiative exhalant canal and passive exhalant canal, be provided with valve (2) on the initiative exhalant canal, valve (2) are in the normal close state and pass through micro motor drive, the last inductive switch that sets up of micro motor. A control system is arranged at a floor management position and is provided with a corresponding smoke detector or other smoke and fire detection equipment to transmit signals to an inductive switch, so that the aim of controlling the water outlet of the active water outlet channel is fulfilled, and the traditional design is reserved for the passive water outlet channel. The utility model discloses remain the function of traditional shower nozzle, the utility model discloses a shower nozzle need not to rearrange when using and sprays pipe-line system, and the initiative goes out the water route and can pass through manual or automatic fire extinguishing of smoke and fire detector or floor managers under the condition that the intensity of a fire is still little, prevents that the intensity of a fire from expanding and causing harm and loss.

Description

Active and passive dual-control two-way single-bead-blasting spray header

Technical Field

The utility model relates to a fire-fighting equipment technical field, especially an initiative and passive dual control's bi-pass list explodes pearl shower head.

Background

The fire sprinkler head is used for a fire sprinkler system, and when a fire disaster occurs, water is sprinkled out through a sprinkler head splashing disc to extinguish the fire, and is currently divided into a drooping type sprinkler head, an upright type sprinkler head, a common type sprinkler head, a side wall type sprinkler head and the like. The traditional spray head can be generally divided into an open type (generally used for a rain system) and a closed type, and is divided into an upper spray, a lower spray and a side spray according to the installation mode, and is divided into an orange spray with the temperature of 57 ℃, a red 68 ℃, a yellow 79 ℃, a green 93 ℃, a blue 141 ℃, a purple 182 ℃ and a black 227 ℃ according to the action temperature, and the spray head is in a closed state under the normal condition. When the glass ball filled with heat-sensitive liquid reaches the action temperature in a fire, the liquid in the ball expands, so that the internal pressure is increased, the glass ball bursts, the sealing gasket is separated, and pressure water is sprayed. However, the shower head is not used for a large number of times, so that the water outlet channel of the shower head is easily blocked when the shower head is placed for a long time, and the performance of the shower head is unstable. And because the position of the spray header is usually arranged on the ceiling, when the glass bead of the spray header is subjected to high-temperature explosion, the fire behavior is expanded and even extends to other floors. Therefore, the existing spray header can not play the roles of extinguishing small fire and preventing big fire. Because the ordinary spray header can not be automatically closed after the glass bead explodes, not only the waste of water resources is caused, but also the subsequent work of fire extinguishing is hindered.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide a shower head that is provided with two kinds of water spray water routes, the water route of initiatively spraying can be closed after finishing putting out a fire to preserve original passive water route, not influence original structure and use.

The purpose of the utility model is realized through the following technical scheme: the utility model provides an initiative and passive dual control's bi-pass list explodes pearl shower head, is including the shower head main part that is provided with two exhalant passages, two exhalant passages are initiative exhalant passage and passive exhalant passage, be provided with the valve on the initiative exhalant passage, the valve is in normal close state, passive exhalant passage export is provided with the breakwater, and the breakwater carries out the shutoff to passive exhalant passage, shower head main part bottom is provided with sputters the dish, be provided with the bracing piece between breakwater and the sputters the dish, the bracing piece both ends are supported respectively and are leaned on in breakwater bottom and sputters a set roof.

Preferably, a micro motor is arranged on the spray header main body and connected with the valve through a worm gear and a worm.

Preferably, an inductive switch for receiving signals is arranged on the spray header main body, and a signal output end of the inductive switch is electrically connected with the micro motor. Through set up solitary firework detector at indoor, the signal output part of firework detector sends wireless signal to inductive switch, and inductive switch receives control micro motor drive valve behind the signal to set up control system in floor management department, control system is connected with inductive switch's signal receiving terminal electricity.

When the fire was detected to the firework detector, thereby automatic control micro motor starts and opens the valve, and initiative exhalant canal goes out water and sprays the inactivation, and the sputtering dish can disperse the spun water and sputter, promotes and sprays the scope. When the smoke detector detects that the surrounding environment is free of fire, the micro motor is controlled to close the valve, and the spraying of the active water outlet waterway is stopped.

If the smoke detector is in fault, the floor management personnel can open the valve through the control system after receiving the fire information, and the aim of fire extinguishing can be achieved; and a passive water outlet channel is reserved on the spray header main body, when the smoke detector and the control system both break down and the active water outlet channel is not opened, the indoor temperature reaches a certain degree, the supporting rod is deformed or broken by high temperature, the water baffle loses support and the passive water outlet channel is opened under the water pressure action of the passive water outlet channel, and therefore the purpose of passive fire extinguishing is achieved.

Preferably, a water pressure sensor is arranged on the spray header main body, and a detection probe of the water pressure sensor is arranged in the active water outlet channel or the passive water outlet channel. Whether water and water pressure are normal can swiftly detect the water route that sprays through water pressure sensor, can reduce maintenance frequency and maintenance cost.

Preferably, the sputtering disk is fixed at the bottom of the spray header main body through a U-shaped rod.

Preferably, the bracing piece is glass explodes pearl or metal pole, metal pole one end is provided with a plurality of screens pieces, the breakwater bottom is provided with and is used for the screens groove with screens piece matched with. Under the effect of high temperature, the glass bead explodes and splits thereby eliminate the support to the breakwater, and the screens piece of metal pole is the weak department on the metal pole, begins to warp at first when receiving high temperature, takes place the slope under breakwater and hydraulic effect, and under hydraulic further effect, the breakwater is opened and is made passive delivery channel spray put out a fire.

Preferably, the spray header main part is provided with a limiting structure for limiting the rotation angle of the valve, and the end face of the worm wheel in the worm gear is provided with a bulge matched with the limiting structure.

Preferably, the limiting structure is a sensor mounting seat, and the sensor mounting seat is provided with a sensor mounting seat for detecting the rotation position of the worm wheel. The sensor detects that the turbine rotates to the position of the limiting structure, and sends a signal to the inductive switch, and the inductive switch stops the micro motor.

The utility model has the advantages of it is following:

1. the function of the traditional spray head is kept, and the spray head of the utility model does not need to rearrange a spray pipeline system when in use;

2. set up the initiative water route that goes out through valve control, can be through manual or automatic fire extinguishing of smoke and fire detector or floor managers under the condition that the intensity of a fire is still little, prevent that the intensity of a fire from expanding and causing harm and loss.

Drawings

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

fig. 2 is a cross-sectional view of the present invention;

in the figure: 1-a spray header main body, 2-a valve, 3-a worm gear, 4-a sensor mounting seat, 5-a water baffle, 6-a support rod, 7-a U-shaped rod and 8-a sputtering disc.

Detailed Description

The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.

As shown in fig. 1 and 2, an initiative and passive dual control's bi-pass list explodes pearl shower head, including the shower head main part 1 that is provided with two exhalant passageways, two exhalant passageways are initiative exhalant passageway and passive exhalant passageway, be provided with valve 2 on the initiative exhalant passageway, valve 2 is in the normally closed state, be provided with micro motor on the shower head main part 1, micro motor passes through worm gear 3 with valve 2 and is connected, be provided with the inductive switch who is used for received signal on the shower head main part 1, inductive switch's signal output part and micro motor electricity are connected. Therefore, after the corresponding smoke and fire detector or other smoke and fire detection equipment is configured, the smoke and fire detector sends a signal to the induction switch when detecting a fire, the induction switch controls the micro motor to start, and the micro motor opens the valve 2 through the worm gear 3 to achieve the purpose of fire extinguishment. Meanwhile, a control system can be arranged at a floor management position, wireless signals can be sent through the control system, and the induction switch controls the micro motor to open the valve 2 after receiving the signals, so that the purpose of fire extinguishing is achieved.

Preferably, the spray header main body 1 can be a shell, the active water outlet channel and the passive water outlet channel are water pipes, and the two water pipes are connected with a fire-fighting water pipe through a three-way joint. The connection mode of the inner sleeve and the outer sleeve can also be adopted, the inner pipe serves as an active water outlet channel, the annular space between the inner pipe and the outer pipe serves as a passive water outlet channel, and the middle part of the water baffle is provided with a through hole, so that the active water outlet channel can conveniently discharge water and the passive water outlet channel can be conveniently sealed. The micro motor is connected with the valve through the worm gear and the worm, so that the volume of the spray header can be reduced, and the micro motor and the valve hand wheel are positioned on two adjacent surfaces.

Preferably, the valve 2 is a ball valve, a sensor mounting seat for limiting the rotation angle of the valve 2 is arranged on the spray header main body 1, and a sensor for detecting the rotation position of the worm gear is arranged on the sensor mounting seat. The sensor detects that the turbine rotates to the limit structure and sends a signal to the inductive switch, the inductive switch stops the micro motor, and a bulge matched with the sensor mounting seat 4 is arranged on the end face of the turbine in the worm gear 3. After the valve 2 is rotated to be completely opened, the worm gear 3 connected with the valve 2 cannot continue to rotate under the action of the sensor mounting seat 4, so that the problem that the spraying effect is not good due to the excessive rotation of the ball valve is avoided. And the sensor mounting seat is provided with a sensor mounting seat for detecting the rotation position of the worm wheel. The sensor detects that the turbine rotates to the position of the limiting structure, and sends a signal to the inductive switch, and the inductive switch stops the micro motor. The sensor is preferably an infrared sensor. The sensor is preferably an infrared sensor.

Preferably, the outlet of the passive water outlet channel is provided with a water baffle 5, and the water baffle 5 blocks the passive water outlet channel.

Preferably, the bottom of the spray header main body 1 is provided with a sputtering disc 8, the sputtering disc 8 is fixed at the bottom of the spray header main body 1 through a U-shaped rod 7, a support rod 6 is arranged between the water baffle 5 and the sputtering disc 8, and two ends of the support rod 6 are respectively abutted against the bottom of the water baffle 5 and the top of the sputtering disc 8. The support rod 6 is used for supporting the water baffle 5, the water baffle 5 is used for plugging the passive water outlet channel, after the support rod 6 is deformed or damaged, the support of the support rod 6 on the water baffle 5 is unbalanced, and under the action of the water pressure of the passive water outlet channel, the support rod 6 falls off, so that the passive water outlet channel is opened. Sputtering dish 8 is the disc structure, disc structure edge is provided with the arch of a plurality of radial directions, the middle part of disc structure is provided with the screw, be provided with the pretension screw in the screw, the pretension screw is from upwards screwing up down, makes the top of pretension screw compress tightly bracing piece 6, the installation and the maintenance of bracing piece 6 of being convenient for.

Preferably, the bracing piece 6 is glass blasting pearl or metal pole, metal pole one end is provided with a plurality of screens pieces, 5 bottoms of breakwater are provided with and are used for the screens groove with screens piece matched with. Under the effect of high temperature, the glass bead explodes and splits to eliminate the support to breakwater 5, and the screens piece of metal pole is the weak department on the metal pole, begins to warp at first when receiving high temperature, takes place the slope under breakwater 5 and hydraulic effect, and under hydraulic further effect, breakwater 5 opens and makes passive delivery channel spray and put out a fire.

Preferably, a water pressure sensor is arranged on the spray header main body 1, and a detection probe of the water pressure sensor is arranged in the active water outlet channel or the passive water outlet channel. Whether water or water pressure is normal can swiftly detect the water route that sprays through water pressure sensor, can reduce maintenance frequency and maintenance cost.

The working process of the utility model is as follows: when the fire was detected to the firework detector, thereby automatic control micro motor starts and opens valve 2, and initiative exhalant canal goes out water and sprays the inactivation, and sputtering dish 8 can disperse the sputter with spun water, promotes and sprays the scope. When the smoke detector detects that the surrounding environment is free of fire, the micro motor is controlled to close the valve 2, and the spraying of the active water outlet waterway is stopped.

If the smoke detector is in fault, the floor management personnel can open the valve 2 through the control system after receiving the fire information, and the aim of fire extinguishing can be achieved; and a passive water outlet channel is reserved on the spray header main body 1, when the smoke detector and the control system both break down and the active water outlet channel is not opened, the indoor temperature reaches a certain degree, the support rod 6 is deformed or broken by high temperature, the water baffle 5 loses support and opens the passive water outlet channel under the water pressure action of the passive water outlet channel, and therefore the purpose of passive fire extinguishing is achieved.

Claims

1. The utility model provides a two-way list of initiative and passive dual control explodes pearl shower head which characterized in that: the automatic water spraying device comprises a spraying head main body (1) provided with two water outlet channels, wherein the two water outlet channels are an active water outlet channel and a passive water outlet channel, a valve (2) is arranged on the active water outlet channel, a water baffle (5) is arranged at the outlet of the passive water outlet channel, a sputtering disc (8) is arranged at the bottom of the spraying head main body (1), a support rod (6) is arranged between the water baffle (5) and the sputtering disc (8), and two ends of the support rod (6) are respectively abutted against the bottom of the water baffle (5) and the top plate of the sputtering disc (8).

2. The dual active and passive controlled dual pass single bead blasting showerhead of claim 1, wherein: the spray header is characterized in that a micro motor is arranged on the spray header main body (1), and the micro motor is connected with the valve (2) through a worm gear (3).

3. The dual active and passive controlled dual-pass single bead blasting showerhead of claim 2, wherein: the shower head main body (1) is provided with an inductive switch for receiving signals, and the signal output end of the inductive switch is electrically connected with the micro motor.

4. The dual active and passive controlled dual pass single bead blasting showerhead of claim 1, wherein: the spray header is characterized in that a water pressure sensor is arranged on the spray header main body (1), and a detection probe of the water pressure sensor is arranged in the active water outlet channel or the passive water outlet channel.

5. The dual active and passive controlled dual pass single bead blasting showerhead of claim 1, wherein: the sputtering disk (8) is fixed at the bottom of the spray head main body (1) through a U-shaped rod (7).

6. The dual active and passive controlled dual pass single bead blasting showerhead of claim 1, wherein: the support rod (6) is a glass bead or a metal rod, one end of the metal rod is provided with a plurality of clamping blocks, and the bottom of the water baffle (5) is provided with a clamping groove matched with the clamping blocks.

7. The dual active and passive controlled dual-pass single bead blasting showerhead of claim 2, wherein: the spray header is characterized in that a limiting structure used for limiting the rotation angle of the valve (2) is arranged on the spray header main body (1), and a protrusion matched with the limiting structure is arranged on the end face of a worm wheel in the worm gear (3).

8. The dual active and passive controlled dual pass single bead blasting showerhead of claim 7, wherein: the limiting structure is a sensor mounting seat (4), a sensor used for detecting the rotation position of the worm wheel is arranged on the sensor mounting seat, and the signal output end of the sensor is electrically connected with the inductive switch.