CN215961914U

CN215961914U - Fire control shower nozzle of annular play water

Info

Publication number: CN215961914U
Application number: CN202121435740.XU
Authority: CN
Inventors: 廖建国; 曾英杰; 曾华樑
Original assignee: Fujian Bangxiao Fire Technology Co ltd
Current assignee: Fujian Bangxiao Fire Technology Co ltd
Priority date: 2021-06-25
Filing date: 2021-06-25
Publication date: 2022-03-08
Anticipated expiration: 2031-06-25

Abstract

The utility model relates to the technical field of fire-fighting spray heads, in particular to a fire-fighting spray head with water discharged in an annular manner. Including body, bottom, shutoff piece, temperature sensing glass post, the body includes the last connection pipe section, goes out the water cavity, connects the pipeline section down, it is equipped with the division board to go up between connection pipe section and play water cavity, the inlet opening has been seted up on the division board, goes out the water cavity and includes annular inclined plane, has seted up a plurality of apopores on the annular inclined plane, and each apopore encircles evenly arranging around the body axis, the bottom is installed in the lower connection pipe section, and the perforation has been seted up to the bottom, the shutoff piece can reciprocate locate in the body and be in the division board below, and the inlet opening can be sealed to the shutoff piece upper end. The water outlet cavity is provided with an annular inclined plane, and a plurality of water blowing holes are uniformly distributed on the annular inclined plane, so that water sprayed out of the water outlet cavity can be uniformly distributed, and a reliable fire extinguishing effect is achieved.

Description

Fire control shower nozzle of annular play water

Technical Field

The utility model relates to the technical field of fire-fighting spray heads, in particular to a fire-fighting spray head with water discharged in an annular manner.

Background

The fire-fighting spray head is used for a fire-fighting spray system, and when a fire disaster occurs, the fire-fighting spray head is automatically triggered to be opened, so that fire-fighting water is sprayed out to extinguish the fire. Current fire control shower nozzle generally sets up a splash box below the spout, and rivers impact on splash box, is broken up and the dispersion, but this kind of rivers dispersion mode homogeneity is not good, and it is too much to appear a direction spill rivers easily, and another direction spill rivers are too few, and then lead to the fire control effect not good.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model provides the fire-fighting spray head capable of uniformly spraying water in the lower range and having good fire-fighting effect.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a fire control shower nozzle of annular play water which characterized in that: the temperature-sensing glass column comprises a pipe body, a bottom cover, a plugging piece and a temperature-sensing glass column, wherein the pipe body comprises an upper connecting pipe section, a water outlet cavity and a lower connecting pipe section from top to bottom, a partition plate is arranged between the upper connecting pipe section and the water outlet cavity, water inlet holes which penetrate through the partition plate up and down are formed in the partition plate, the water outlet cavity expands outwards relative to the axis of the pipe body, the water outlet cavity comprises an annular top surface and an annular inclined surface which extend outwards and transversely, the upper end of the annular inclined surface is connected with the outer edge of the annular top surface, the lower end of the annular inclined surface is connected with the lower connecting pipe section, a plurality of water outlet holes are formed in the annular inclined surface, the water outlet holes are uniformly distributed around the axis of the pipe body, the bottom cover is arranged on the lower connecting pipe section, a through hole is formed in the bottom cover, the supporting block is correspondingly arranged below the through hole, the plugging piece can be arranged in the pipe body in a manner of moving up and down manner, the water inlet holes can be sealed at the upper end of the plugging piece, the lower end of the plugging piece can penetrate through the through hole of the bottom cover, and the upper end and the lower end of the temperature-sensitive glass column respectively abut against the plugging piece and the supporting block so as to keep the state of the plugging piece for closing the water inlet hole.

Furthermore, the plugging piece comprises a sealing plate and a sliding rod arranged on the lower side of the sealing plate, the sealing plate is used for sealing the water inlet hole, and the sliding rod is arranged in the through hole and can penetrate out of the through hole downwards.

Further, the division board downside is equipped with circular recess, the shrouding has circular plate body structure and with circular recess looks adaptation, the diameter of circular recess is greater than the inlet opening diameter.

Furthermore, a first positioning groove which is formed upwards is formed in the lower end of the sliding rod, a screw hole is formed in the supporting block of the bottom cover, a positioning bolt is arranged in the screw hole, the positioning bolt penetrates into the screw hole from bottom to top, a second positioning groove which is recessed downwards is formed in the top of the positioning bolt, the upper end of the temperature-sensitive glass column is placed into the first positioning groove, and the lower end of the temperature-sensitive glass column is placed into the second positioning groove.

Furthermore, the upper end and the lower end of the temperature-sensitive glass column are provided with hemispherical structures, and the inner ends of the first positioning groove and the second positioning groove are provided with hemispherical structures.

Furthermore, the bottom cover also comprises a connecting rib, and the connecting rib is connected with the bottom cover and the supporting block.

Further, the bottom cover is connected with the lower connecting pipe section through threads.

According to the description of the utility model, compared with the prior art, the fire-fighting nozzle with the annular water outlet has the advantages that the water outlet cavity is provided with the annular inclined surface, and the annular inclined surface is uniformly provided with the plurality of water blowing holes, so that water sprayed out of the water outlet cavity can be uniformly distributed, and the fire-fighting nozzle has a reliable fire-fighting effect; each part is simple in structure, the assembly mode is adopted for combination, the production cost is low, and equipment reuse can be realized by replacing the temperature-sensitive glass column.

Drawings

Fig. 1 is a schematic structural view of a fire sprinkler with circular water outlet according to the present invention.

FIG. 2 is an exploded view of FIG. 1 according to the present invention.

FIG. 3 is a schematic view of a fire sprinkler with a circular water outlet according to the present invention in a closed state.

FIG. 4 is a schematic view of the fire sprinkler with circular water outlet according to the present invention.

The labels in the figure correspond to the following: 1. the temperature-sensing glass column comprises a pipe body, 11, an upper connecting pipe section, 12, a water outlet cavity, 121, an annular top surface, 122, an annular inclined surface, 123, a water outlet hole, 13, a lower connecting pipe section, 14, a partition plate, 141, a water inlet hole, 142, a circular groove, 2, a bottom cover, 21, a through hole, 22, a supporting block, 221, a screw hole, 23, a connecting rib, 24, a positioning bolt, 241, a second positioning groove, 3, a blocking piece, 31, a sealing plate, 32, a sliding rod, 321, a first positioning groove and 4, a temperature-sensing glass column.

Detailed Description

The utility model is further described below by means of specific embodiments.

Referring to fig. 1 to 4, a fire sprinkler head with water discharged in a circular direction comprises a pipe body 1, a bottom cover 2, a plugging piece 3 and a temperature-sensitive glass column 4.

The tube body 1 comprises an upper connecting tube section 11, a water outlet cavity 12 and a lower connecting tube section 13 from top to bottom, a partition plate 14 is arranged between the upper connecting tube section 11 and the water outlet cavity 12, a water inlet hole 141 penetrating through the partition plate 14 up and down is formed in the partition plate 14, the water outlet cavity 12 expands outwards relative to the axis of the tube body 1, the water outlet cavity 12 comprises an annular top surface 121 and an annular inclined surface 122 extending outwards in the transverse direction, the upper end of the annular inclined surface 122 is connected with the outer edge of the annular top surface 121, the lower end of the annular inclined surface 122 is connected with the lower connecting tube section 13, a plurality of water outlet holes 123 are formed in the annular inclined surface 122, the water outlet holes 123 are uniformly distributed around the axis of the tube body 1, the bottom cover 2 is mounted on the lower connecting tube section 13, the bottom cover 2 is connected with the lower connecting tube section 13 through threads, a through hole 21 is formed in the bottom cover 2, a supporting block 22 is arranged below the bottom cover 2, the connecting rib 23 further comprises a connecting rib 23, and the bottom cover 2 and the supporting block 22, the supporting block 22 is correspondingly arranged below the through hole 21, the blocking piece 3 is arranged in the pipe body 1 and is positioned below the partition plate 14, the blocking piece 3 comprises a sealing plate 31 and a sliding rod 32 arranged on the lower side of the sealing plate 31, a circular groove 142 is arranged on the lower side of the partition plate 14, the sealing plate 31 is provided with a circular plate body structure and is matched with the circular groove 142, the diameter of the circular groove 142 is larger than that of the water inlet hole 141, the sealing plate 31 is used for sealing the water inlet hole 141, the sliding rod 32 is arranged in the through hole 21 and can penetrate out from the through hole 21 downwards, a first positioning groove 321 which is formed upwards is arranged at the lower end of the sliding rod 32, a screw hole 221 is formed in the supporting block 22 of the bottom cover 2, a positioning bolt 24 is arranged in the screw hole 221, the positioning bolt 24 penetrates into the screw hole 221 from bottom to top, a second positioning groove 241 which is recessed downwards is formed at the top of the positioning bolt 24, and the upper end of the temperature-sensitive glass column 4 is placed in the first positioning groove 321, the lower end is placed in the second positioning groove 241 to keep the plugging member 3 in a state of closing the water inlet hole 141. The upper and lower ends of the temperature-sensitive glass column 4 have hemispherical structures, and the inner ends of the first positioning groove 321 and the second positioning groove 241 have hemispherical structures.

The working principle of the fire-fighting nozzle with the annular water outlet is as follows:

before delivery, the plugging piece 3 firstly penetrates into the through hole 21 of the bottom cover 2 from top to bottom through the sliding rod 32, the bottom cover 2 is screwed and fixed on the lower connecting pipe section 13, the plugging piece 3 is pushed upwards until the sealing plate 31 is placed into the circular groove 142, namely, the water inlet hole 141 is plugged, the upper end of the temperature-sensitive glass column 4 is placed into the first positioning groove 321 in the sliding rod 32, the lower end of the temperature-sensitive glass column is placed into the second positioning groove 241 of the positioning bolt 24, and the positioning bolt 24 is rotated upwards to enable the temperature-sensitive glass column 4 to tightly push the plugging piece 3 upwards so as to keep the state that the sealing plate 31 seals the water inlet hole 141;

this fire sprinkler head of annular play water installs on the fire control pipeline through last linkage segment 11, when the external conflagration breaks out, the temperature rises to the critical temperature that temperature sensing glass post 4 corresponds, temperature sensing glass post 4 will burst, shutoff piece 3 loses the support, fire control pipeline water will get into from inlet opening 141, shutoff piece 3 is washed out and slides down, water in the fire control pipeline will be full of fast and go out water cavity 12, and each apopore 123 of going out water cavity 12 erupts, because the tilt state of each annular inclined plane 122 and the even annular distribution of each apopore 123, consequently, the water of water spray will form to below within range evenly distributed, realize reliable fire control effect.

The temperature-sensitive glass column 4, the plugging piece 3 and the positioning bolt 24 are assembled, so that after the fire nozzle is used, only a new temperature-sensitive glass column 4 needs to be replaced, and the fire nozzle can be recovered to realize repeated use.

The above description is only an embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by using the design concept should fall within the scope of infringing the present invention.

Claims

1. The utility model provides a fire control shower nozzle of annular play water which characterized in that: the temperature-sensing glass column comprises a pipe body, a bottom cover, a plugging piece and a temperature-sensing glass column, wherein the pipe body comprises an upper connecting pipe section, a water outlet cavity and a lower connecting pipe section from top to bottom, a partition plate is arranged between the upper connecting pipe section and the water outlet cavity, water inlet holes which penetrate through the partition plate up and down are formed in the partition plate, the water outlet cavity expands outwards relative to the axis of the pipe body, the water outlet cavity comprises an annular top surface and an annular inclined surface which extend outwards and transversely, the upper end of the annular inclined surface is connected with the outer edge of the annular top surface, the lower end of the annular inclined surface is connected with the lower connecting pipe section, a plurality of water outlet holes are formed in the annular inclined surface, the water outlet holes are uniformly distributed around the axis of the pipe body, the bottom cover is arranged on the lower connecting pipe section, a through hole is formed in the bottom cover, the supporting block is correspondingly arranged below the through hole, the plugging piece can be arranged in the pipe body in a manner of moving up and down manner, the water inlet holes can be sealed at the upper end of the plugging piece, the lower end of the plugging piece can penetrate through the through hole of the bottom cover, and the upper end and the lower end of the temperature-sensitive glass column respectively abut against the plugging piece and the supporting block so as to keep the state of the plugging piece for closing the water inlet hole.

2. A fire sprinkler head with circumferential water discharge according to claim 1, characterised in that: the plugging piece comprises a sealing plate and a sliding rod arranged on the lower side of the sealing plate, the sealing plate is used for sealing the water inlet hole, and the sliding rod is arranged in the through hole and can penetrate out of the through hole downwards.

3. A fire sprinkler head with circumferential water discharge according to claim 2, characterised in that: the division board downside is equipped with circular recess, the shrouding has circular plate body structure and with circular recess looks adaptation, the diameter of circular recess is greater than the inlet opening diameter.

4. A fire sprinkler head with circumferential water discharge according to claim 2, characterised in that: the lower end of the sliding rod is provided with a first positioning groove which is formed upwards, the supporting block of the bottom cover is provided with a screw hole, a positioning bolt is arranged in the screw hole, the positioning bolt penetrates into the screw hole from bottom to top, the top of the positioning bolt is provided with a second positioning groove which is sunken downwards, the upper end of the temperature-sensitive glass column is arranged in the first positioning groove, and the lower end of the temperature-sensitive glass column is arranged in the second positioning groove.

5. A fire sprinkler head for circumferential outflow of water according to claim 4, characterised in that: the upper end and the lower end of the temperature-sensitive glass column are provided with hemispherical structures, and the inner ends of the first positioning groove and the second positioning groove are provided with hemispherical structures.

6. A fire sprinkler head for circumferential outflow of water according to claim 4, characterised in that: the bottom cover further comprises a connecting rib, and the connecting rib is connected with the bottom cover and the supporting block.

7. A fire sprinkler head with circumferential water discharge according to claim 1, characterised in that: the bottom cover is connected with the lower connecting pipe section through threads.