阅读说明：本技术 一种下沉式双层消防喷头 (Sinking type double-layer fire-fighting nozzle ) 是由 钟坤祥 于 2021-07-05 设计创作，主要内容包括：本发明公开了一种下沉式双层消防喷头,属于消防喷头领域,一种下沉式双层消防喷头,通过下挡水盘的设置,使水溢出时,下挡水盘下沉,进而在本喷头正下方形成两层挡水层,一方面,便于部分水直接向下垂落,相较于现有技术显著增大喷头正下方的水量,使对火情的控制效果更好,另一方面,双层的挡水效果,有效分散水量,扩大水柱的辐射范围,提高消防效果,另外配合声报预警球的设置,在发生火情时,热爆球较高温度的作用下,快速膨胀并炸裂,从而发出刺耳的爆破声,及时对周围的人达到提醒作用,有效避免人员被困的情况发生,进而显著降低安全隐患。(The invention discloses a sinking type double-layer fire-fighting spray head, which belongs to the field of fire-fighting spray heads, and is characterized in that a sinking type double-layer fire-fighting spray head is arranged, when water overflows, a lower water retaining disc sinks, and then two water retaining layers are formed under the spray head, on one hand, part of water can directly and downwards fall conveniently, compared with the prior art, the water quantity under the spray head is obviously increased, the fire control effect is better, on the other hand, the double-layer water retaining effect can effectively disperse the water quantity, expand the radiation range of a water column and improve the fire-fighting effect, and in addition, the arrangement of a sound alarm early warning ball is matched, when the fire occurs, the hot explosion ball quickly expands and bursts under the action of higher temperature, so that an ear-piercing explosion sound is sent, the warning effect is timely achieved for people around, the occurrence of personnel trapped condition is effectively avoided, and the potential safety hazard is obviously reduced.)

1. The utility model provides a double-deck fire control shower nozzle of formula of sinking, includes roof (1), roof (1) upper end is connected with screw thread end (2), screw thread end (2) are down when being equipped with manger plate (5), be connected with the base on manger plate (5), be connected with two even posts (3) between base outer end and roof (1), be connected with glass post (4), its characterized in that between base upper end and roof (1) lower extreme: go up manger plate (5) edge and cut scattered basin (6) that have a plurality of evenly distributed, it has a plurality of evenly distributed's interior counter bore to cut on the manger plate (5) to go up, be equipped with down the dish in the interior counter bore, it includes manger plate (7) down to sink the dish, it has glued seal (8) to pour between manger plate (7) and the interior counter bore inner wall down, the line (9) that sink of a plurality of evenly distributed of manger plate (7) outer end fixedly connected with down, sink line (9) down and keep away from the one end of manger plate (7) fixed run through glued seal (8) and with last manger plate (5) lower tip fixed connection.

2. The sinking type double-layer fire fighting sprinkler according to claim 1, characterized in that: the rubber sealing ring (8) is made of water-soluble materials, and the sinking connecting line (9) is made of non-elastic materials.

3. A sinking type double-layer fire fighting sprinkler according to claim 2, characterized in that: the diameter of the lower water retaining disc (7) is smaller than the inner diameter of the inner counter bore, and the distance between the lower water retaining disc (7) and the edge of the inner counter bore is not smaller than 3 mm.

4. The sinking type double-layer fire fighting sprinkler according to claim 1, characterized in that: the outer end of a lower water retaining disc (7) of the sinking disc is fixedly connected with a sinking link ring (10), and the edge of the sinking link ring (10) far away from the lower water retaining disc (7) is fixedly connected with the inner wall of the inner counter bore.

5. The sinking type double-layer fire fighting sprinkler according to claim 4, characterized in that: and an adhesive sealing layer (81) is poured in the inner counter bore, and the lower water retaining disc (7) and the sinking connecting ring (10) are embedded in the adhesive sealing layer (81).

6. The sinking type double-layer fire fighting sprinkler according to claim 5, characterized in that: the sinking connecting ring (10) is folded in the adhesive sealing layer (81), and the sinking connecting ring (10) is made of non-elastic flexible material.

7. The sinking type double-layer fire fighting sprinkler according to claim 6, characterized in that: the surface of the sinking connecting ring (10) is provided with a plurality of uniformly distributed strip holes (11), and the strip holes (11) are longitudinally distributed.

8. The sinking type double-layer fire fighting sprinkler according to claim 5, characterized in that: lower water blocking dish (7) lower extreme fixedly connected with a plurality of evenly distributed's sound is reported early warning ball (12), sound is reported early warning ball (12) the tip down and is extended to outside the glue seal (81).

9. The sinking type double-layer fire fighting sprinkler according to claim 8, characterized in that: the acoustic warning early warning ball (12) comprises a flexible high-temperature-resistant rope and a thermal explosion ball tied to the end of the high-temperature-resistant rope, and a mixture of carbon dioxide gas and ethanol is filled in the thermal explosion ball.

10. A sinking double-deck fire sprinkler according to claim 9, wherein: the thermal explosion ball is made of silicon rubber materials, and the content of the ethanol is not higher than half of the volume of the thermal explosion ball.

Technical Field

The invention relates to the field of fire-fighting nozzles, in particular to a sinking type double-layer fire-fighting nozzle.

Background

The fire sprinkler is used for a fire sprinkler system, and when a fire disaster occurs, water is sprinkled out through the sprinkler head splashing disc to extinguish the fire, and is 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 drooping type nozzle is the most widely used one, drooping mounted on the water supply branch pipe, the shape of sprinkling is parabolic, and 80-100% of the total water amount is sprayed to the ground. The room with the suspended ceiling is protected, and the spray heads are arranged below the suspended ceiling and should adopt droop type spray heads or suspended ceiling type spray heads.

The radiation range of water column has been enlarged under the setting of manger plate to current fire control shower nozzle, but it is less because the injection of water leads to the below water yield relative distribution, leads to the control of this department condition of a fire relatively poor, in addition, takes place the condition of a fire initial stage, and people are difficult to perceive, and when perceiving, often the condition of a fire spreads the scope great, leads to personnel's evacuation on every side difficult, has great potential safety hazard.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a sinking type double-layer fire-fighting spray head, which is characterized in that a lower water retaining disc is arranged, so that when water overflows, the lower water retaining disc sinks, and then two water retaining layers are formed under the spray head, on one hand, part of water can directly drop downwards conveniently, compared with the prior art, the water quantity under the spray head is obviously increased, so that the fire control effect is better, on the other hand, the double-layer water retaining effect can effectively disperse the water quantity, expand the radiation range of a water column and improve the fire-fighting effect, and in addition, the arrangement of a sound alarm early warning ball is matched, so that when a fire occurs, the heat explosion ball quickly expands and bursts under the action of higher temperature, so that an ear-piercing explosion sound is sent out, the warning effect is timely achieved for people around, the occurrence of trapped situations is effectively avoided, and the potential safety hazard is obviously reduced.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A sinking type double-layer fire-fighting nozzle comprises a top plate, wherein the upper end of the top plate is connected with a threaded end, an upper water retaining disc is arranged below the threaded end, the upper water retaining disc is connected with a base, two connecting columns are connected between the outer end of the base and the top plate, a glass column is connected between the upper end of the base and the lower end of the top plate, a plurality of uniformly distributed water dispersing grooves are formed in the edge of the upper water retaining disc, a plurality of uniformly distributed inner counter bores are formed in the upper water retaining disc, a sinking disc is arranged in each inner counter bore and comprises a lower water retaining disc, a rubber sealing ring is poured between the lower water retaining disc and the inner wall of each inner counter bore, a plurality of uniformly distributed sinking connecting lines are fixedly connected to the outer end of the lower water retaining disc, one end of each sinking line, far away from the corresponding lower water retaining disc, fixedly penetrates through the rubber sealing ring and is fixedly connected with the lower end of the upper water retaining disc, and when water overflows through the arrangement of the lower water retaining disc, lower catch basin sinks, and then form two-layer water retaining layer under this shower nozzle, on the one hand, be convenient for partly direct the downdrooping of water, compare in prior art and show the water yield under the increase shower nozzle, make the control effect to the condition of a fire better, on the other hand, double-deck water retaining effect, the effective dispersion water yield, enlarge the radiation range of water column, improve the fire control effect, cooperate the setting of sound report early warning ball in addition, when taking place the condition of a fire, under the effect of the higher temperature of heat explosion ball, expand fast and explode and split, thereby send out harsh plosive, in time reach the warning effect to people around, effectively avoid the condition that personnel are stranded to take place, and then show and reduce the potential safety hazard.

Furthermore, the rubber sealing ring is made of water-soluble materials, when a fire accident happens, the glass column is broken, the water column overflows, the rubber sealing ring is made to be water-soluble, the fixation of the lower water retaining disc is removed, the lower water retaining disc is made to sink, and therefore another water retaining layer is formed below the upper water retaining disc.

Furthermore, the diameter of the lower water retaining disc is smaller than the inner diameter of the inner counter bore, the distance between the lower water retaining disc and the edge of the inner counter bore is not smaller than 3mm, the strength of the rubber sealing ring is effectively guaranteed, and the limiting and fixing effects of the rubber sealing ring on the lower water retaining disc are better.

Further, the water retaining dish outer end fixedly connected with of dish that sinks links the ring, sink the edge and the interior counter bore inner wall fixed connection that link the ring kept away from down the water retaining dish, make the water retaining dish that sinks after sinking present the basin ground form through sinking links the ring, have certain water-collecting effect, cooperate it to be connected through electronic pivot between base and the last water retaining dish, make it be at the water spray, can be in the rotating state, and then make the water retaining dish water that sinks inwards splash outside under centrifugal force effect fast, and then show and enlarge its spray regime, make the control effect to the condition of a fire better.

Further, the glue seal layer is poured in the inner counter bore, the lower water retaining disc and the sinking connecting ring are embedded in the glue seal layer, the sinking connecting ring is folded in the glue seal layer, and the sinking connecting ring is made of inelastic flexible materials, so that when a fire condition does not occur, the lower water retaining disc and the sinking connecting ring are limited on the upper water retaining disc, and the installation and the transportation of the sprayer are not easily influenced.

Further, the interlinkage surface that sinks is dug has a plurality of evenly distributed's rectangular hole, the rectangular hole is longitudinal distribution, and under the centrifugal force effect, water outwards sprays along the interlinkage department that sinks, and its longitudinal span is great, makes the water yield of spouting great, and the impact is stronger, and is better to the control effect of intensity of a fire.

Furthermore, the lower end of the lower water retaining disc is fixedly connected with a plurality of uniformly distributed sound warning early warning balls, and the lower end parts of the sound warning early warning balls extend out of the glue sealing layer.

Further, the sound reports early warning ball includes that flexible high temperature resistant rope and bolt are at the thermal explosion ball of high temperature resistant rope tip, the thermal explosion ball intussuseption is filled with the mixture of carbon dioxide gas and ethanol, when taking place the condition of a fire, the thermal explosion ball is under the effect of higher temperature on every side, the ethanol volatilizees and produces gaseous carbon dioxide gas inflation simultaneously, makes the thermal explosion ball expand fast and explode and split to send the explosive sound of dazzling, and then when taking place the condition of a fire, in time reach warning effect to people around, in time remind the staff to carry out the condition of a fire control on the one hand, effectively avoid the stranded condition of personnel to take place simultaneously, and then show the reduction potential safety hazard.

Furthermore, the thermal explosion ball is made of silicon rubber materials, so that the thermal explosion ball has strong heat resistance, is not easy to melt quickly under the action of high temperature, can expand and explode when the volume is large, the emitted sound is more obvious, the reminding effect on surrounding people is better, the content of ethanol is not higher than half of the volume of the thermal explosion ball, the ethanol is excessive, and the ethanol volatilizes into gas under the condition of normal temperature or slightly higher temperature, so that the expansion and the breakage are caused, and the wrong reminding is easy to cause.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) this scheme is through the setting of lower catch basin, when making water spill over, lower catch basin sinks, and then form two-layer water retaining layer under this shower nozzle, on the one hand, be convenient for some water direct downwardly droops, compare in prior art and show the water yield under the increase shower nozzle, make the control effect to the condition of a fire better, on the other hand, double-deck manger plate effect, the effective dispersion water yield, enlarge the radiation range of water column, improve the fire control effect, cooperate the setting of sound report early warning ball in addition, when taking place the condition of a fire, under the effect of the higher temperature of thermal explosion ball, expand fast and burst, thereby send harsh plosive, in time reach the warning effect to people around, effectively avoid the stranded condition of personnel to take place, and then show and reduce the potential safety hazard.

(2) The water column is overflowed out of the water column, so that the water column is dissolved in water, the lower water retaining disc is fixed and is made to sink, another water retaining layer is formed below the upper water retaining disc, compared with the prior art, the radiation range of the water column is effectively enlarged, the condition that the water quantity right below the spray head is relatively small is effectively compensated, the spreading of the fire right below the spray head is effectively inhibited, the sinking connecting line is made of non-elastic materials, and when the lower water retaining disc sinks, the sinking connecting line is not prone to deformation under the action of water impact force, so that the stability of the lower water retaining disc is effectively guaranteed, the water retaining disc can block water, and the water is radiated outwards around the sinking connecting line.

(3) The diameter of lower water retaining disc is less than interior counter bore internal diameter, and the distance between lower water retaining disc and the interior counter bore edge is not less than 3mm, effectively guarantees the intensity of rubber seal, makes rubber seal better to the spacing fixed effect of lower water retaining disc.

(4) The lower water retaining dish outer end fixedly connected with of dish that sinks links the ring, sink link and keep away from down the edge and interior counter bore inner wall fixed connection of water retaining dish, it shows the basin ground form to make the dish that sinks the back that sinks through sinking links, certain water-collecting effect has, it is connected through electronic pivot between with base and last water retaining dish to cooperate it, it is making it be spraying water, can be in the rotating-state, and then make the dish that sinks water-retaining dish internal water outwards splashes fast under centrifugal force effect, and then show and enlarge its spray regime, make the control effect to the condition of a fire better.

(5) Pour the glue seal in the interior counter bore, the water blocking dish all inlays in the glue seal with the link that sinks down, and the link that sinks is the rugosity in the glue seal, and sinks and link to be made for inelastic flexible material, when making not taking place the condition of a fire, water blocking dish and sink down link to be restricted on last water blocking dish to make its installation transportation that is difficult for influencing this shower nozzle.

(6) The interlinkage surface that sinks is dug has a plurality of evenly distributed's rectangular hole, and the rectangular hole is longitudinal distribution, and under the centrifugal force effect, water outwards sprays along the interlinkage department that sinks, and its longitudinal span is great, makes the water yield of spouting great, and the impact nature is stronger, and is better to the control effect of intensity of a fire.

(7) The lower end of the lower water blocking disc is fixedly connected with a plurality of uniformly distributed sound warning early warning balls, and the lower end parts of the sound warning early warning balls extend out of the glue sealing layer.

(8) The sound reports early warning ball includes flexible high temperature resistant rope and ties the thermal explosion ball at high temperature resistant rope tip, the thermal explosion ball intussuseption is filled with the mixture of carbon dioxide gas and ethanol, when taking place the condition of a fire, the thermal explosion ball is under the effect of higher temperature on every side, ethanol volatilizees and produces gaseous carbon dioxide gas inflation simultaneously, make the thermal explosion ball expand fast and explode and split, thereby send harsh plosives, and then when taking place the condition of a fire, in time reach the warning effect to people around, in time remind the staff to carry out the condition of a fire control on the one hand, effectively avoid personnel's stranded condition to take place simultaneously, and then show reduction potential safety hazard.

(9) The thermal explosion ball is made of silicon rubber materials, so that the thermal explosion ball has stronger heat resistance, is not easy to melt quickly under the action of high temperature, can expand and explode when the volume is larger, the sent sound is more obvious, the reminding effect for surrounding people is better, the content of ethanol is not higher than half of the volume of the thermal explosion ball, the ethanol is excessive, the ethanol volatilizes into gas under the condition of normal temperature or slightly higher temperature, the expansion and the breakage are caused, and the wrong reminding is easy to cause.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic top view of the upper water-retaining plate of the present invention;

FIG. 3 is a schematic structural view of a partial cross section of an upper water-retaining pan of the present invention;

FIG. 4 is a schematic structural diagram of the front side of the present invention after a fire occurs;

FIG. 5 is a schematic structural view of a part of the fire sinking plate sinking to form two water retaining layers according to the present invention;

FIG. 6 is a partial sectional view of the upper water guard plate according to embodiment 2 of the present invention;

FIG. 7 is a schematic view of the structure at A in FIG. 6;

fig. 8 is a schematic structural view of a fire sinking plate sinking to form two water retaining layers in embodiment 2 of the present invention;

FIG. 9 is a schematic view showing the structure of a lower sink portion in embodiment 2 of the present invention;

FIG. 10 is a schematic diagram of a prior art configuration;

the reference numbers in the figures illustrate:

1 top plate, 2 thread ends, 3 connecting columns, 4 glass columns, 5 upper water retaining discs, 6 water dispersing grooves, 7 lower water retaining discs, 8 glue sealing rings, 81 glue sealing layers, 9 sinking connecting lines, 10 sinking connecting rings, 11 strip holes and 12-sound warning balls.

Detailed Description

The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1, a sinking type double-layer fire-fighting nozzle comprises a top plate 1, wherein the upper end of the top plate 1 is connected with a threaded end 2, an upper water retaining disc 5 is arranged below the threaded end 2, the upper water retaining disc 5 is connected with a base, two connecting columns 3 are connected between the outer end of the base and the top plate 1, a glass column 4 is connected between the upper end of the base and the lower end of the top plate 1, and a plurality of water scattering grooves 6 which are uniformly distributed are drilled on the edge of the upper water retaining disc 5.

Referring to fig. 2-3, a plurality of inner counter bores which are uniformly distributed are drilled on the upper water retaining disc 5, a lower water retaining disc is arranged in each inner counter bore and comprises a lower water retaining disc 7, a rubber sealing ring 8 is poured between the lower water retaining disc 7 and the inner wall of each inner counter bore, the diameter of the lower water retaining disc 7 is smaller than the inner diameter of each inner counter bore, the distance between the lower water retaining disc 7 and the edge of each inner counter bore is not smaller than 3mm, the strength of the rubber sealing ring 8 is effectively ensured, the limiting and fixing effects of the rubber sealing ring 8 on the lower water retaining disc 7 are better, and a plurality of uniformly distributed sinking connecting lines 9 are fixedly connected to the outer end of the lower water retaining disc 7;

the sinking connecting line 9 is made of non-elastic material, when the lower water baffle plate 7 sinks, the sinking connecting line 9 is not easy to deform under the action of water impact force, so that the stability of the lower water baffle plate 7 is effectively ensured, and the water can be blocked, causing the water to radiate outwardly around it.

Example 2:

referring to fig. 6-7, the outer end of the lower water retaining disc 7 of the lower water retaining disc is fixedly connected with a sinking link 10, the sinking link 10 is far away from the edge of the lower water retaining disc 7 and is fixedly connected with the inner wall of the inner counter bore, referring to fig. 8, the sinking link 10 enables the sinking lower water retaining disc 7 to be in a basin shape, and a certain water collecting effect is achieved.

Pour in the counter bore and glued seal 81, glue seal 81 and also be that water-soluble material makes, keep off water tray 7 down and sink and link 10 and all inlay in gluing seal 81, sink and link 10 and be the rugosity in gluing seal 81, and sink and link 10 and make for inelastic flexible material, when making not taking place the condition of a fire, keep off water tray 7 down and sink and link 10 and be restricted on last water tray 5 to make its installation transportation that is difficult for influencing this shower nozzle.

As shown in fig. 9, the surface of the sinking link 10 is provided with a plurality of uniformly distributed strip holes 11, the strip holes 11 are longitudinally distributed, water is sprayed outwards along the sinking link 10 under the action of centrifugal force, the longitudinal span of the water is large, the sprayed water volume is large, the impact is strong, and the control effect on the fire is better.

The lower end of the lower water retaining disc 7 is fixedly connected with a plurality of uniformly distributed sound warning early warning balls 12, the lower end parts of the sound warning early warning balls 12 extend out of the rubber sealing layer 81, each sound warning early warning ball 12 comprises a flexible high-temperature-resistant rope and a thermal explosion ball tied at the end part of the high-temperature-resistant rope, a mixture of carbon dioxide gas and ethanol is filled in the thermal explosion ball, when a fire occurs, the thermal explosion ball volatilizes to generate gas and simultaneously expands carbon dioxide gas under the action of higher ambient temperature, so that the thermal explosion ball rapidly expands and explodes to generate an ear-piercing explosion sound, and further, when a fire occurs, a warning effect is timely achieved on surrounding people, on one hand, workers are timely reminded of fire control, meanwhile, the situation that the personnel are trapped is effectively avoided, and further potential safety hazards are remarkably reduced, the thermal explosion balls are made of silicon rubber materials, and the silicon rubber has elasticity and can work for a long time at 180 ℃, the hot explosion ball has stronger heat resistance, is not easy to melt quickly under the action of high temperature, can expand and explode when the volume is larger, makes the sent sound more obvious, has better reminding effect for people around, has the ethanol content not higher than half of the volume of the hot explosion ball, has excessive ethanol content, causes the ethanol to volatilize into gas under the condition of normal temperature or slightly higher temperature, causes the expansion and the breakage, and is easy to cause wrong reminding.

Through the setting of lower manger plate 7, when making water spill over, lower manger plate 7 sinks, and then form two-layer manger plate layer under this shower nozzle, on the one hand, be convenient for some water direct downwardly drooping, compare in prior art and show the water yield under the increase shower nozzle, make the control effect to the condition of a fire better, on the other hand, double-deck manger plate effect, the effective dispersion water yield, enlarge the radiation range of water column, improve the fire control effect, cooperate the setting of sound report early warning ball 12 in addition, when taking place the condition of a fire, under the effect of the higher temperature of heat explosion ball, expand fast and burst, thereby send the explosive sound of dazzling, in time reach the warning effect to people around, effectively avoid personnel's stranded condition to take place, and then show and reduce the potential safety hazard.

The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.