CN211611412U - Non-uniform spraying nozzle of cabinet type fire extinguishing device - Google Patents
Non-uniform spraying nozzle of cabinet type fire extinguishing device Download PDFInfo
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- CN211611412U CN211611412U CN202020063877.6U CN202020063877U CN211611412U CN 211611412 U CN211611412 U CN 211611412U CN 202020063877 U CN202020063877 U CN 202020063877U CN 211611412 U CN211611412 U CN 211611412U
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Abstract
The utility model relates to a extinguishing device technical field just discloses a non-uniform nozzle of putting of cabinet type extinguishing device, the intelligent cabinet temperature adjusting device comprises a cabinet body, and be provided with the front panel on the cabinet body, the internal a plurality of fire extinguishing agent bottles that are provided with of cabinet, be provided with pipeline on the fire extinguishing agent bottle, a plurality of through-holes have been seted up on the lateral wall of front panel, and the embedded nozzle that is equipped with of through-hole, fixedly connected with cable is female on the lateral wall of front panel, and the outer loop setting that cable mother is located the through-hole, adopt fixed connection between nozzle and the cable mother, pipeline's one end runs through cable mother and with the one end fixed connection of nozzle, the orifice of nozzle is arranged for porous encir. The non-uniform spraying nozzle of the cabinet type fire extinguishing device can quickly spray a fire extinguishing agent heavier than air to each position of an indoor space with asymmetric spraying direction, and the balanced fire extinguishing concentration is quickly achieved, so that a better fire extinguishing effect is realized.
Description
Technical Field
The utility model relates to a nozzle with non-uniform spraying, which is used for a cabinet type gas fire extinguishing device.
Background
The existing cabinet type gas fire extinguishing device is characterized in that a fire extinguishing agent bottle group is vertically placed on a bottom plate in a cabinet body, and a nozzle is arranged above a front plate of the cabinet body. In order to reserve the space for installing the conveying pipeline and the signal feedback device and unify the manufacturing specifications of the conveying pipelines of the steel cylinders with different heights, the height of the nozzle is set to be about 300mm higher than the outlet of the container valve of the fire extinguishing agent cylinder group. The installation height of the nozzle is therefore a function of the height of the selected cylinder and cannot be preset to be intermediate the clear height of the protected area. In a protection area with a clear height of more than four meters, when the nozzles with uniform holes spray extinguishing agents, the phenomena of smaller concentration of the extinguishing agents in the upper space and larger concentration of the extinguishing agents in the lower space can occur, which is not beneficial to realizing the best fire extinguishing effect.
The outlet of the container valve of the fire extinguishing agent bottle group is connected with a section of conveying pipeline and then connected with a nozzle, and the nozzle must be firmly fixed on an opening of a front panel of the cabinet body so as to resist the recoil generated when the fire extinguishing agent is sprayed. And the fire extinguishing agent must be firmly connected and sealed so as to prevent the fire extinguishing agent from leaking at the connecting part when the fire extinguishing agent is sprayed. The two parts are typically screwed together and the nozzle and delivery conduit interface must be pressed hard to seal. Because the opening of the front panel is matched and the threaded connecting piece is fastened, the nozzle cannot be adjusted in a radial rotating mode, the opening of the nozzle can only be uniformly and symmetrically arranged, and the direction of the identification characters on the nozzle cannot be adjusted and corrected to assist identification.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a non-uniform nozzle of putting of cabinet type extinguishing device possesses thereby the advantage that reaches balanced concentration of putting out a fire fast and realize better fire extinguishing effect, has solved the problem that the background art provided.
(II) technical scheme
Thereby reach the purpose of balanced concentration of putting out a fire and realize better fire extinguishing effect fast for realizing above-mentioned, the utility model provides a following technical scheme: the utility model provides a cabinet type fire extinguishing apparatus non-uniform spray nozzle, includes the cabinet body, and is provided with the front panel on the cabinet body, the internal a plurality of fire extinguishing agent bottles that are provided with of cabinet, be provided with pipeline on the fire extinguishing agent bottle, a plurality of through-holes have been seted up on the lateral wall of front panel, and the through-hole is embedded to be equipped with the nozzle, fixedly connected with cable on the lateral wall of front panel is female, and the outer loop that cable is located the through-hole sets up, adopt fixed connection between nozzle and the cable mother, pipeline's one end runs through cable mother and with the one end fixed connection of nozzle, the orifice of nozzle is the porous area of arranging of encircleing, and the area of the adjacent orifice of terminal surface parallel direction's part.
Preferably, the spray holes of the nozzle are eight holes uniformly distributed, and the area of three holes in the parallel direction of the front end face of the nozzle is more than two times larger than that of the rest five holes.
Preferably, clearance fit is adopted between the nozzle and the conveying pipeline, and one end of the conveying pipeline is inserted into an inner cavity of the nozzle.
Preferably, the cable nut and the nozzle are connected by a metric fine thread, and the cable nut and the nozzle are fastened on the front panel through threaded connection.
Preferably, the outer side of the nozzle is provided with a dust cover, and the dust cover is connected with the front panel in an adhesion manner.
(III) advantageous effects
Compared with the prior art, the utility model discloses possess following beneficial effect:
1. the non-uniform spraying nozzle of the cabinet type fire extinguishing device can utilize the spraying principle through the arranged parts such as the nozzle, the spray holes, the conveying pipeline and the like, leakage cannot occur between the nozzle and the conveying pipeline because of a gap, the gap enables the radial direction and the axial direction of the nozzle and the conveying pipeline to be adjustable, the spraying direction of the spray holes with different apertures can be adjusted by rotating the nozzle in the radial direction so as to adjust distribution when fire extinguishing agents are sprayed, the connection between the conveying pipeline and the nozzle can be adjusted, and meanwhile, the fire extinguishing agents cannot be leaked.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the connection structure of the conveying pipe, the cable nut and the nozzle of the present invention;
fig. 3 is a schematic front view of the nozzle of the present invention.
In the figure: 1. a cabinet body; 2. a fire suppressant bottle; 3. a front panel; 4. a nozzle; 5. a delivery conduit; 6. a cable nut; 7. a dust cover; 8. and (6) spraying the holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-3, a non-uniform spraying nozzle of a cabinet type fire extinguishing apparatus comprises a cabinet body 1, a front panel 3 is arranged on the cabinet body 1, a plurality of fire extinguishing agent bottles 2 are arranged in the cabinet body 1, a conveying pipeline 5 is arranged on each fire extinguishing agent bottle 2, a plurality of through holes are formed in the side wall of the front panel 3, nozzles 4 are embedded in the through holes, a dust cover 7 is arranged outside each nozzle 4, the dust cover 7 is connected with the front panel 3 through adhesion, the dust cover 7 can prevent the cabinet body 1 from being placed in a region with large dust for a long time to block the nozzles 4, so that fire extinguishing effect is affected, the adhesion connection can be achieved by directly flushing or quickly tearing the dust cover 7 when the nozzles 4 work, and the adhesion mode can be bonding through magic tapes, double-sided adhesive tapes or glue.
The side wall of the front panel 3 is fixedly connected with a cable nut 6, the cable nut 6 is arranged on an outer ring of the through hole, the nozzle 4 is fixedly connected with the cable nut 6, the cable nut 6 is connected with the nozzle 4 through a male fine thread, the cable nut 6 is fixedly connected with the nozzle 4 through a thread on the front panel 3, the arranged thread connection enables the nozzle 4 to be fastened on the front panel 3 after adjustment, one end of the conveying pipeline 5 penetrates through the cable nut 6 and is fixedly connected with one end of the nozzle 4, the nozzle 4 is in clearance fit with the conveying pipeline 5, one end of the conveying pipeline 5 is inserted into an inner cavity of the nozzle 4, the conveying pipeline 5 needs to be inserted into the inner cavity of the nozzle 4 with a certain length, and the radial direction and the axial direction of the nozzle 4 and the conveying pipeline 5 can be adjusted through the arranged clearance fit.
The spray holes 8 of the nozzle 4 are arranged in a multi-hole surrounding mode, the area of part of adjacent spray holes 8 in the parallel direction of the front end face of the nozzle 4 is larger than that of the rest spray holes 8, the spray holes 8 of the nozzle 4 are uniformly distributed in eight holes, the area of three holes in the parallel direction of the front end face of the nozzle 4 is more than two times larger than that of the rest five holes, the three holes in the parallel direction of the front end face of the nozzle 4 are arranged at the positions, perpendicular to the central axis of the holes, of the bottom, the directions of the three spray holes 8 are upward when the nozzle is installed, the positions of the rest five holes are arranged in the perpendicular direction of the lateral inclined end face of the nozzle 4, the directions of the five spray holes 8 are arranged forward and downward when the nozzle is.
The working principle is as follows: when fire extinguishing spraying is carried out, the spray holes 8 of the nozzle 4 are arranged in a multi-hole surrounding mode, the area of part of adjacent spray holes 8 in the parallel direction of the front end face of the nozzle 4 is larger than that of the other spray holes 8, and the spray holes 8 with larger hole diameters can convey more fire extinguishing agents to the rear part and the upper part of the cabinet type gas fire extinguishing device, so that the fire extinguishing agents heavier than air can be quickly sprayed to all parts of the indoor space in the asymmetrical spraying direction, and the balanced fire extinguishing concentration is quickly achieved, and therefore a better fire extinguishing effect is achieved.
Furthermore, the connection between the nozzle 4 and the cable nut 6 uses a metric fine thread, so that the nozzle 4 and the cable nut 6 can be conveniently installed on the front panel 3 of the cabinet type gas fire extinguishing device, the opening direction of the nozzle 4 is adjusted to meet the requirement through radial rotation, and then the cable nut 6 is screwed to fasten the nozzle 4. The end part of the conveying pipeline 5 is inserted into the inner cavity of the nozzle 4, the inner cavity wall is allowed to be contacted, flexible and smooth telescopic adjustment can be realized, acting force is not generated on the inner cavity of the nozzle 4, and according to the jet flow principle, when the fire extinguishing agent is sprayed out through the conveying pipeline 5 at a high speed, negative pressure is formed at the inlet of the nozzle 4 due to the fact that surrounding air is entrained by jet flow, and therefore the fire extinguishing agent cannot leak at the connecting part.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A non-uniform spraying nozzle of a cabinet type fire extinguishing device comprises a cabinet body (1), wherein a front panel (3) is arranged on the cabinet body (1), and a plurality of fire extinguishing agent bottles (2) are arranged in the cabinet body (1);
the method is characterized in that:
be provided with pipeline (5) on fire extinguishing agent bottle (2), a plurality of through-holes have been seted up on the lateral wall of front panel (3), and the embedded nozzle (4) that is equipped with of through-hole, fixedly connected with cable mother (6) on the lateral wall of front panel (3), and cable mother (6) are located the outer loop setting of through-hole, adopt fixed connection between nozzle (4) and cable mother (6), pipeline (5)'s one end runs through cable mother (6) and with the one end fixed connection of nozzle (4), orifice (8) of nozzle (4) are porous to encircle and arrange, and the area of the adjacent orifice of part of terminal surface parallel direction is big than the area of all the other orifices (8) before nozzle (4).
2. The cabinet fire suppression apparatus non-uniform discharge nozzle of claim 1, wherein: the spray holes (8) of the spray nozzle (4) are uniformly distributed in eight holes, and the area of three holes in the parallel direction of the front end face of the spray nozzle (4) is more than two times larger than that of the rest five holes.
3. The cabinet fire suppression apparatus non-uniform discharge nozzle of claim 1, wherein: and the nozzle (4) and the conveying pipeline (5) are in clearance fit, and one end of the conveying pipeline (5) is inserted into the inner cavity of the nozzle (4).
4. The cabinet fire suppression apparatus non-uniform discharge nozzle of claim 1, wherein: the cable nut (6) and the nozzle (4) are connected by metric fine threads, and the cable nut (6) and the nozzle (4) are fixedly arranged on the front panel (3) through threaded connection.
5. The cabinet fire suppression apparatus non-uniform discharge nozzle of claim 1, wherein: the outer side of the nozzle (4) is provided with a dust cover (7), and the dust cover (7) is connected with the front panel (3) in an adhesion mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020063877.6U CN211611412U (en) | 2020-01-13 | 2020-01-13 | Non-uniform spraying nozzle of cabinet type fire extinguishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020063877.6U CN211611412U (en) | 2020-01-13 | 2020-01-13 | Non-uniform spraying nozzle of cabinet type fire extinguishing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211611412U true CN211611412U (en) | 2020-10-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020063877.6U Active CN211611412U (en) | 2020-01-13 | 2020-01-13 | Non-uniform spraying nozzle of cabinet type fire extinguishing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211611412U (en) |
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2020
- 2020-01-13 CN CN202020063877.6U patent/CN211611412U/en active Active
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