CN111388926A

CN111388926A - Multi-opening wide-angle solid cone fire-fighting spray head

Info

Publication number: CN111388926A
Application number: CN202010212823.6A
Authority: CN
Inventors: 王敬波
Original assignee: Molifang Technology Beijing Co ltd
Current assignee: Molifang Technology Beijing Co ltd
Priority date: 2020-03-24
Filing date: 2020-03-24
Publication date: 2020-07-10
Anticipated expiration: 2040-03-24
Also published as: CN111388926B

Abstract

The invention relates to a multi-port wide-angle solid cone fire-fighting spray header, which comprises a valve body, an end cover and a plug; the upper surface of the valve body is downwards provided with a flow collecting channel, the lower surface of the valve body is provided with a flow transferring bin, an end cover is arranged below the flow transferring bin, and the side surface of the valve body is provided with 1 inlet, at least 2 detection channels and at least 2 flow converging channels, wherein the flow collecting channel is communicated with the detection channels and the inlet, and the flow transferring bin is communicated with the detection channels and the flow converging channel; each detection channel is externally connected with a clamping seat, and each converging channel is externally connected with a corner wide-angle nozzle; a temperature sensing glass ball is arranged in each clamping seat, a valve core is arranged in each detection channel, one end of the valve core is aligned to the flow collecting channel, and the other end of the valve core is opposite to the temperature sensing glass ball. According to the invention, under the condition that a fire-fighting starting mode is not changed, the spraying surface is a solid cone, even if a fire-fighting area is narrow, the area facing the spray header can still be covered by water, the spray flow angle is increased, the atomization effect is enhanced, and the product reliability is improved.

Description

Multi-opening wide-angle solid cone fire-fighting spray head

Technical Field

The invention relates to the field of fire fighting equipment, in particular to a multi-opening wide-angle solid cone fire-fighting spray header.

Background

The existing fire sprinkler head is used for a fire sprinkler system, when a fire disaster occurs, under the action of heat, the fire sprinkler head is automatically started within a preset temperature range, water is sprinkled out through a sprinkler head splashing disc to extinguish the fire, the fire water is evenly sprinkled out through the sprinkler head according to the designed sprinkling shape and flow, the fire behavior of a certain area is controlled, and the fire sprinkler head 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 at present. When the prototype product is used alone, because splash box is in the nozzle dead ahead, the regional difficult water that is covered by in shower head dead ahead, the actual spray face is an annular cone region, especially has spouted on the wall in narrow regional water mostly, and the prototype product is difficult to play the effect of putting out a fire.

Disclosure of Invention

In view of the above, the present invention has been developed to provide a multi-port wide-angle solid cone fire sprinkler head that overcomes, or at least partially solves, the above-mentioned problems.

According to one aspect of the invention, a multi-port wide-angle solid cone fire sprinkler head is provided, which comprises a valve body, an end cover and a plug; the upper surface of the valve body is downwards provided with a flow collecting channel, the lower surface of the valve body is provided with a flow transferring bin, an end cover is arranged below the flow transferring bin, and the side surface of the valve body is provided with 1 inlet, at least 2 detection channels and at least 2 flow converging channels, wherein the flow collecting channel is communicated with the detection channels and the inlet, and the flow transferring bin is communicated with the detection channels and the flow converging channel; each detection channel is externally connected with a clamping seat, and each converging channel is externally connected with a corner wide-angle nozzle; a temperature sensing glass ball is arranged in each clamping seat, a valve core is arranged in each detection channel, one end of the valve core is aligned to the flow collecting channel, and the other end of the valve core is opposite to the temperature sensing glass ball.

In one possible embodiment, the temperature sensing glass ball is pressed in the concave end hole of the valve core through an adjusting screw.

In one possible embodiment, the cartridge is fixed to the valve body by a screw connection.

In a possible embodiment, the end cover and the valve body are fixed through screws, and an O-shaped ring is arranged between the end cover and the valve body.

In one possible embodiment, the corner wide-angle nozzle is connected with the valve body in a sealing mode through straight pipe threads.

In one possible embodiment, a plug is mounted on the manifold.

According to the invention, under the condition that a fire-fighting starting mode is not changed, the spraying surface is a solid cone, even if a fire-fighting area is narrow, the area facing the spray header can still be covered by water, the spray flow angle is increased, the atomization effect is enhanced, and the product reliability is improved.

The foregoing description is only an overview of the technical solutions of the present invention, and the embodiments of the present invention are described below in order to make the technical means of the present invention more clearly understood and to make the above and other objects, features, and advantages of the present invention more clearly understandable.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic perspective view of a multi-port wide-angle solid cone fire sprinkler head according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is yet another cross-sectional view of FIG. 1;

FIG. 4 is yet another cross-sectional view of FIG. 1;

FIG. 5 is a cross-sectional view of a valve body provided in accordance with an embodiment of the present invention;

FIG. 6 is a schematic view of FIG. 5 from another perspective;

description of reference numerals:

1-plug, 2-holder, 3-temperature sensing glass ball, 4-end cover, 5-adjusting screw, 6-corner wide-angle nozzle, 7-valve body, 8-valve core;

71-collecting channel, 72-diversion chamber, 73-inlet, 74-detecting channel and 75-collecting channel.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

The terms "comprises" and "comprising," and any variations thereof, in the present description and claims and drawings are intended to cover a non-exclusive inclusion, such as a list of steps or elements.

The technical solution of the present invention is further described in detail with reference to the accompanying drawings and embodiments.

Referring to fig. 1-6, an embodiment of the present invention provides a multi-port wide-angle solid cone fire sprinkler head, which includes a valve body 7, an end cover 4, and a plug 1.

The upper surface of the valve body 7 is provided with a flow collecting channel 71 downwards, the flow collecting channel 71 is provided with a plug 1, and the valve body is conveniently processed and then sealed by the plug 1 after the flow collecting channel 71 is processed.

The lower surface of the valve body 7 is provided with a diversion chamber 72, and an end cover 4 is arranged below the diversion chamber 72.

The side surface of the valve body 7 is provided with 1

inlet

73, 2 symmetrical detecting

channels

74 and 2 symmetrical collecting channels 75, wherein the collecting channel 71 is communicated with the detecting channels 74 and the inlet 73, and the transferring and reserving bin 72 is communicated with the detecting channels 74 and the collecting channel 75.

The side of valve body 7 links 2

holders

2 and 2 corner wide angle shower nozzles 6 outward, holder 2 corresponds detecting channel 74 installs, corner wide angle shower nozzle 6 corresponds converging the installation of runner 75.

A temperature sensing glass ball 3 is arranged in each clamping seat 2, a valve core 8 is arranged in each detection channel 74, one end of the valve core 8 is aligned with the collecting channel 71, and the other end of the valve core 8 is aligned with the temperature sensing glass ball 3. In which, in order to more clearly illustrate the communication relationship among the outflow collecting duct 71, the diversion chamber 72 and the confluence duct 75, fig. 5 and 6 are taken in a sectional view of which a quarter is cut away.

In one example, the temperature sensitive glass ball 3 is pressed in a concave end hole of the valve core 8 by the adjusting screw 5.

In one example, the cartridge 2 is secured to the valve body 7 by a threaded connection.

In one example, the end cover 4 and the valve body 7 are fixedly connected through screws, an O-shaped ring is arranged between the end cover and the valve body, and the valve body is sealed through compression deformation of the O-shaped ring.

In one example, the angular wide-angle nozzle 6 and the valve body 7 are connected through straight pipe threads in a sealing mode.

The temperature sensing glass ball 3 is filled with organic solution with high thermal expansion coefficient, at normal temperature, the shell of the temperature sensing glass ball 3 can bear certain supporting force, so that the valve core 8 blocks the detection channel 74, water in the collecting channel 71 is not allowed to flow to the reserving bin, the sealing performance of the spray head is ensured, when a fire occurs, the temperature of the organic solution rises and expands until any temperature sensing glass ball 3 is broken, the valve core 8 is pushed to the outer side by the water in the collecting channel 71 after losing the support, the detection channel 74 is not blocked, the water in the collecting channel 71 flows into the reserving bin 72 below through the detection channel 74, then flows to the collecting channel 75 through the reserving bin 72, flows to the corner wide-angle nozzle 6 through the collecting channel 7, the water flows into the corner wide-angle nozzle 6 tangentially, and centrifugally rotates to form a wide-angle conical surface after being sprayed out, and accordingly water spraying.

A plurality of temperature sensing glass balls can be arranged, and all nozzles of the valve body can be started when any one glass ball is broken; a plurality of nozzles may be provided to adjust the atomization effect. The quantity of each of the temperature sensing glass ball 3 and the corner wide-angle nozzle 6 is at least 2, the quantity of the temperature sensing glass ball and the quantity of the corner wide-angle nozzle can be different, and the specific quantity is adjusted according to the actual design requirement.

The above embodiments are provided to further explain the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above embodiments are merely exemplary embodiments of the present invention and are not intended to limit the scope of the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A multi-opening wide-angle solid cone fire-fighting spray header is characterized by comprising a valve body (7), an end cover (4) and a plug (1);

a collecting channel (71) is formed in the upper surface of the valve body (7) in a downward mode, a flow transfer bin (72) is arranged on the lower surface of the valve body (7), an end cover (4) is arranged below the flow transfer bin (72), 1 inlet (73), at least 2 detection channels (74) and at least 2 collecting channels (75) are formed in the side surface of the valve body (7), the collecting channel (71) is communicated with the detection channels (74) and the inlets (73), and the transfer remaining bin (72) is communicated with the detection channels (74) and the collecting channels (75);

each detection channel (74) is externally connected with a clamping seat (2), and each converging channel (75) is externally connected with a corner wide-angle nozzle (6);

a temperature sensing glass ball (3) is installed in each clamping seat (2), a valve core (8) is installed in each detection channel (74), one end of the valve core (8) is aligned to the flow collecting channel (71), and the other end of the valve core (8) is abutted to the temperature sensing glass ball (3).

2. The fire sprinkler head of claim 1, wherein the temperature sensing glass ball (3) is pressed in a concave end hole of the valve core (8) by an adjusting screw (5).

3. The multi-port wide-angle solid cone fire sprinkler head as claimed in claim 1, wherein the holder (2) is fixed to the valve body (7) by a threaded connection.

4. The multi-port wide-angle solid cone fire sprinkler head as claimed in claim 1, wherein the end cap (4) and the valve body (7) are fixed by screw connection, and an O-ring is provided therebetween.

5. The multi-port wide-angle solid cone fire sprinkler head of claim 1, wherein the corner wide-angle sprinkler head (6) is sealingly connected to the valve body (7) by straight pipe threads.

6. The multi-port wide-angle solid cone fire sprinkler head as claimed in claim 1, wherein a plug (1) is mounted on the manifold (71).