CN211676013U - Two-way cross bead spray header with active and passive dual control - Google Patents
Two-way cross bead spray header with active and passive dual control Download PDFInfo
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- CN211676013U CN211676013U CN202020049765.5U CN202020049765U CN211676013U CN 211676013 U CN211676013 U CN 211676013U CN 202020049765 U CN202020049765 U CN 202020049765U CN 211676013 U CN211676013 U CN 211676013U
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Abstract
The utility model relates to an initiative and passive dual control's bi-pass cross pearl shower head, including shower head main part (1) that is provided with two exhalant passages, two exhalant passages are initiative exhalant passage and passive exhalant passage, be provided with valve (2) on the initiative exhalant passage, the delivery port of initiative exhalant passage is provided with first breakwater (5), the delivery port of passive exhalant passage is provided with the second breakwater, first breakwater (5) bottom is provided with first bracing piece (6), around having heating resistor silk (7) on first bracing piece (6), second breakwater bottom sets up in two breakwater branch (11), breakwater branch (11) set up respectively in second bracing piece (9) both ends. The utility model discloses both kept the function of traditional shower nozzle, can also prevent that the intensity of a fire from expanding and causing harm and loss at manual or automatic fire extinguishing under the condition that the intensity of a fire is still little.
Description
Technical Field
The utility model relates to a fire-fighting equipment technical field, especially a bi-pass cross pearl shower head of initiative and passive dual control.
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: a bi-pass cross bead spray header with dual control of active and passive comprises a spray header main body 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 is arranged on the active water outlet channel and is in a normally open state, the valve can be closed to stop spraying after the active water outlet channel sprays and extinguishes fire, a first water baffle is arranged at a water outlet of the active water outlet channel, a second water baffle is arranged at a water outlet of the passive water outlet channel, a plurality of water baffle supporting rods are arranged at the bottom of the second water baffle, a sputtering disc is arranged at the bottom of the spray header main body, a first supporting rod is arranged between the first water baffle and the sputtering disc, two ends of the first supporting rod respectively abut against the top of the sputtering disc and the bottom of the first water baffle, a through hole is arranged on the sputtering disc, and the axis of the through hole is vertical to the axis of the first supporting rod, the second support rod is inserted into the through hole, the water baffle support rods are respectively connected with two ends of the second support rod, and the heating element is wound on the first support rod. Any one of the first water baffle and the second water baffle falls off, and the water can be sprayed by the spray head, so that the purpose of extinguishing fire is achieved. The second supporting rod positioned below the fixed seat is deformed or damaged by indoor high temperature to open the passive water outlet channel, and the first supporting rod positioned above the fixed seat is heated by the heating element to be deformed or damaged to open the active water outlet channel.
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 induction switch for receiving signals is arranged on the spray header main body, a signal output end of the induction switch is electrically connected with the micro motor and the heating element, and the heating element is a heating resistance wire. Through set up solitary smoke and fire detector at indoor, the signal output part of smoke and fire detector sends wireless signal to inductive switch, and the first bracing piece of micro motor drive valve and heating element heating is controlled respectively to inductive switch control after receiving the signal to set up control system in floor management department, control system's signal output part and micro motor and heating element's inductive switch's electricity are connected.
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 or water pressure is normal can swiftly detect the water route that sprays through water pressure sensor, can reduce maintenance frequency and maintenance cost.
Preferably, the sputtering disc is fixed at the bottom of the spray head main body through a U-shaped rod, the sputtering disc is of a disc structure, an axial boss is arranged in the middle of the disc structure, and the through hole is formed in the boss.
Preferably, first bracing piece and second bracing piece explode pearl or metal pole for glass, the metal pole both ends are provided with a plurality of screens pieces, first breakwater bottom is provided with and is used for the screens groove with screens piece matched with, the one end that breakwater branch and second bracing piece are connected is provided with the screens groove with screens piece complex. Under receiving the high temperature effect, first bracing piece all can take place to destroy or warp with the second bracing piece, thereby the glass explodes the pearl and takes place to explode and splits and eliminate the support to first breakwater or second breakwater, the screens piece of metal pole is the weak department on the metal pole, begin to warp at first when receiving high temperature, take place the slope under first breakwater or second breakwater and hydraulic effect, and under hydraulic further effect, first breakwater or second breakwater are opened and are made initiative exhalant canal or passively exhalant canal spray and 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 gear is provided with a protrusion 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 does not need to be rearranged in a spray pipeline system when in use;
2. the active water outlet waterway controlled by the valve, the heating resistance wire and the first supporting rod is arranged, so that manual or automatic fire extinguishing can be realized by a smoke detector or a floor manager under the condition of small fire intensity, and the fire intensity is prevented from being enlarged to cause 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 first water baffle, 6-a first support rod, 7-a heating resistance wire, 8-a U-shaped rod, 9-a second support rod, 10-a sputtering disc and 11-a water baffle support rod.
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, the active and passive dual-control two-way cross bead spray header comprises a spray header 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, the valve 2 is in a normally open state, a first water baffle 5 is arranged at a water outlet of the active water outlet channel, the first water baffle 5 is used for plugging the active water outlet channel, a first support rod 6 is arranged at the bottom of the first water baffle 5, and the first support rod 6 is used for supporting the first water baffle 5. The bottom of the spray head main body 1 is provided with a sputtering disc 10, the sputtering disc 10 is connected with the spray head main body 1 through a U-shaped rod 8, and two ends of the first supporting rod 6 are respectively abutted against the bottom of the first water baffle 5 and the top of the sputtering disc 10.
The water outlet of the passive water outlet channel is provided with a second water baffle, the bottom of the second water baffle is provided with two water baffle supporting rods 11, the sputtering disc 10 is of a disc structure, the middle of the disc structure is provided with an axial boss, the boss is provided with a through hole, a second supporting rod 9 is inserted into the through hole, and the second supporting rod 9 is perpendicular to the first supporting rod 6. The two water baffle supporting rods 11 are respectively connected with two ends of the second supporting rod 9. The disc structure edge is provided with the arch of a plurality of radial directions, and the dispersion of the water of being convenient for is sputtered, the middle part of disc structure is provided with the screw, be provided with two pretension screws in the screw, pretension screw is from upwards screwing up down, makes the top of pretension screw compress tightly first bracing piece 6 and second bracing piece 9, the installation and the maintenance of the bracing piece of being convenient for.
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 second water baffle is provided with a through hole, so that the first water baffle 5 and the active water outlet channel are conveniently sealed.
Preferably, first bracing piece 6 and second bracing piece 9 explode pearl or metal pole for glass, the metal pole both ends are provided with a plurality of screens pieces, 5 bottoms of first breakwater are provided with and are used for the screens groove with screens piece matched with, the one end that breakwater branch 11 is connected with second bracing piece 9 is provided with the screens groove with screens piece complex. Under receiving the high temperature effect, first bracing piece 6 all can take place to destroy or warp with second bracing piece 9, thereby the glass explodes the pearl and takes place to explode and splits and eliminate the support to first breakwater 5 or second breakwater, the screens piece of metal pole is the weak department on the metal pole, begin to warp at first when receiving high temperature, take place the slope under first breakwater 5 or second breakwater and hydraulic effect, and under hydraulic further effect, first breakwater 5 or second breakwater are opened and are made initiative exhalant canal or passively exhalant canal spray and put out a fire.
Preferably, the valve 2 is a ball valve, a micro motor is arranged on the spray header main body 1 and connected with the ball valve through a worm gear 3, the size of the spray header is convenient to reduce by the connection mode of the worm gear 3, hand wheels of the micro motor and the ball valve are respectively located on two adjacent faces, a sensor mounting seat 4 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 sensor mounting seat 4 is arranged on the end face of 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.
Preferably, an induction switch for receiving signals is arranged on the shower head main body 1, a signal output end of the induction switch is electrically connected with the micro motor and the heating element, the heating element is a heating resistance wire, corresponding smoke and fire detectors or other smoke and fire detection equipment can be arranged in floors, a control system is arranged at a floor management position, wireless signals are sent to the induction switch through the smoke and fire detectors or other smoke and fire detection equipment, the induction switch controls the heating element to heat the first supporting rod after receiving the signals, the heating resistance wire 7 heats the first supporting rod 6, and the active water outlet channel is opened after the first supporting rod 6 is damaged or deformed; after the fire is successfully extinguished, a signal is sent to the induction switch through the control system, the induction switch controls the micro motor to close the valve 2 through the worm gear 3, the spraying of the active water outlet channel is stopped, the second support rod 9 cannot be damaged or deformed under the condition that the fire is not strong, and the water resource can be saved by closing the valve 2. In case of a failure of the smoke detector or other smoke and fire detection devices, the heating resistance wire 7 can be controlled by the control system to heat. If control system and firework detector or other firework check out test set all break down, after indoor temperature reachd certain degree, second bracing piece 9 and first bracing piece 6 all can take place to destroy or warp, make initiative exhalant canal and passive exhalant canal open and spray and put out a fire.
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 exists in the spraying waterway or whether the water pressure is normal can be quickly detected through the water pressure sensor, and the maintenance frequency and the maintenance cost can be reduced
The working process of the utility model is as follows: when the fire detector detects the condition of a fire, send a signal to the inductive switch who is connected with heating resistor silk 7, heating resistor silk 7 heats first bracing piece 6, makes first bracing piece 6 destroy or warp, and first breakwater 5 loses the support, and initiative exhalant canal is opened and is sprayed and put out a fire. After fire extinguishing, the floor management personnel close the valve 2 of the active water outlet channel through the control system, and the spray head stops spraying, so that the aim of saving water resources is fulfilled.
If it is the smoke and fire detector trouble, floor managers after receiving the conflagration information sends the signal through control system to the inductive switch who is connected with heating resistor silk 7, and heating resistor silk 7 heats first bracing piece 6, makes first bracing piece 6 destroy or warp, and first breakwater 5 loses the support, and initiative exhalant canal is opened and is sprayed and put out a fire. If the control system and the smoke detector both break down, after the fire expands and the indoor temperature reaches a certain degree, the first support rod 6 and the second support rod 9 both break or deform, so that the active water outlet channel and the passive water outlet channel are opened to spray and extinguish fire.
Claims (9)
1. The utility model provides an initiative and passive dual control's bi-pass cross 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 first water baffle (5) is arranged at a water outlet of the active water outlet channel, a second water baffle is arranged at a water outlet of the passive water outlet channel, a plurality of water baffle supporting rods (11) are arranged at the bottom of the second water baffle, a sputtering disc (10) is arranged at the bottom of the spraying head main body (1), a first supporting rod (6) is arranged between the first water baffle (5) and the sputtering disc (10), two ends of the first supporting rod (6) respectively abut against the top of the sputtering disc (10) and the bottom of the first water baffle (5), a through hole is formed in the sputtering disc (10), and the axis of the through hole is perpendicular to the axis of the first supporting rod (6), a second support rod (9) is inserted into the through hole, the water baffle support rods (11) are respectively connected with two ends of the second support rod (9), and a heating element is wound on the first support rod (6).
2. The dual active and passive controlled two-way cross bead 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 two-way cross bead showerhead of claim 1, 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 two-way cross bead 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 two-way cross bead showerhead of claim 1, wherein: the sputtering disc (10) is fixed at the bottom of the spray head main body (1) through a U-shaped rod (8), the sputtering disc (10) is of a disc structure, an axial boss is arranged in the middle of the disc structure, and the through hole is formed in the boss.
6. The dual active and passive controlled two-way cross bead showerhead of claim 1, wherein: first bracing piece (6) and second bracing piece (9) explode pearl or metal pole for glass, the metal pole both ends are provided with a plurality of screens pieces, first breakwater (5) bottom is provided with and is used for the screens groove with screens piece matched with, the one end that breakwater branch (11) and second bracing piece (9) are connected is provided with the screens groove with screens piece complex.
7. The dual active and passive controlled two-way cross bead 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 two-way cross bead 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.
9. The dual active and passive controlled two-way cross bead showerhead of claim 3, wherein: the signal output end of the induction switch is also electrically connected with a heating element, and the heating element is a heating resistance wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020049765.5U CN211676013U (en) | 2020-01-10 | 2020-01-10 | Two-way cross bead spray header with active and passive dual control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020049765.5U CN211676013U (en) | 2020-01-10 | 2020-01-10 | Two-way cross bead spray header with active and passive dual control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211676013U true CN211676013U (en) | 2020-10-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020049765.5U Active CN211676013U (en) | 2020-01-10 | 2020-01-10 | Two-way cross bead spray header with active and passive dual control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211676013U (en) |
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2020
- 2020-01-10 CN CN202020049765.5U patent/CN211676013U/en active Active
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