CN111603714B - Glass ball support and heavy-calibre fire control shower nozzle of heavy-calibre fire control shower nozzle - Google Patents
Glass ball support and heavy-calibre fire control shower nozzle of heavy-calibre fire control shower nozzle Download PDFInfo
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- CN111603714B CN111603714B CN202010495884.8A CN202010495884A CN111603714B CN 111603714 B CN111603714 B CN 111603714B CN 202010495884 A CN202010495884 A CN 202010495884A CN 111603714 B CN111603714 B CN 111603714B
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- 239000011521 glass Substances 0.000 title claims abstract description 99
- 239000004429 Calibre Substances 0.000 title claims description 16
- 230000033001 locomotion Effects 0.000 claims abstract description 22
- 230000000694 effects Effects 0.000 abstract description 8
- 239000000463 material Substances 0.000 description 8
- 239000007921 spray Substances 0.000 description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 6
- 239000010949 copper Substances 0.000 description 6
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- -1 stainless steel Chemical compound 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/28—Accessories for delivery devices, e.g. supports
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The embodiment of the invention provides a glass ball support of a large-caliber fire-fighting nozzle and the large-caliber fire-fighting nozzle, belonging to the technical field of fire-fighting nozzles, wherein the glass ball support of the large-caliber fire-fighting nozzle comprises: a support body having at least one degree of freedom of movement; the bracket body is in a semi-closed structure with a clamping cavity; the glass ball is arranged in the clamping cavity, and two ends of the glass ball are respectively abutted against the support body so as to limit the freedom degree of movement of the support body. The technical effect that the large-caliber fire-fighting nozzle can be made by adopting the glass ball support is achieved.
Description
Technical Field
The invention relates to the technical field of fire-fighting spray heads, in particular to a glass ball support of a large-diameter fire-fighting spray head and the large-diameter fire-fighting spray head.
Background
The fire control shower nozzle reaches end face seal through the cooperation of end cap and glass ball support, and particularly, the end cap setting is in the pipeline mouth of fire control shower nozzle, and the end cap is pushed down to the glass ball support for closely laminate between end cap and the pipeline mouth.
Under the traditional sealing structure, the larger the caliber of the fire nozzle is, the larger the pressure required by the plug seal is, and the more acting force needs to be applied to the glass ball support. However, the glass ball support is a glass product, and the glass ball support needs to explode after sensing temperature, so that the glass ball support cannot bear large pressure, and the caliber of the fire-fighting nozzle adopting the glass ball at present is not large.
Therefore, the technical problems of the prior art are as follows: the caliber of the fire-fighting nozzle adopting the glass ball support is not large.
Disclosure of Invention
The embodiment of the application provides a glass ball support of a large-diameter fire-fighting spray head and the large-diameter fire-fighting spray head, and solves the technical problem that the diameter of the fire-fighting spray head adopting the glass ball support is not large in the prior art; the technical effect that the large-caliber fire-fighting nozzle can be made by adopting the glass ball support is achieved.
The embodiment of the application provides a glass ball support of heavy-calibre fire control shower nozzle, the glass ball support of heavy-calibre fire control shower nozzle includes: a support body having at least one degree of freedom of movement; the bracket body is in a semi-closed structure with a clamping cavity; the glass ball is arranged in the clamping cavity, and two ends of the glass ball are respectively abutted against the support body so as to limit the freedom degree of movement of the support body.
Preferably, the stent body comprises: first support body, first support body includes: a first support section; a second support part connected with the first support part; the second stake body, the second stake body is located the below of first stake body, the second stake body includes: the third supporting part is hinged with the first supporting part, so that the first bracket body and the second bracket body can rotate relatively; a fourth support part connected with the third support part; the fourth supporting part and the second supporting part are arranged up and down correspondingly, and a clamping cavity for accommodating the glass balls is formed between the fourth supporting part and the second supporting part.
Preferably, both ends of the glass ball contact and act on the second support part and the fourth support part, respectively.
Preferably, the lower end of the first supporting part is provided with a first movable connecting part, the first movable connecting part is in a concave covering shape, and the upper end of the third supporting part is provided with a second movable connecting part; wherein, the first movable joint part is sleeved on the second movable joint part.
Preferably, the first movable joint part is in a major arc shape in a wrapping shape, and the end surfaces of two sides of the wrapping shape of the first movable joint part are a first movable joint end surface and a second movable joint end surface respectively; at least one of the first movable joint end surface and the second movable joint end surface is not contacted with the second bracket body, so that a rotating space is formed between the first movable joint part and the second movable joint part.
Preferably, a first force point is arranged at the upper end of the first support body, a third force point is arranged at the lower end of the second support body, and a second force point is arranged at the contact position of the first support part and the third support part; the first force point, the second force point and the third force point are not collinear, so that a movement trend is formed between the first bracket body and the second bracket body.
Preferably, a connecting line of the first force point and the second force point is a first connecting line, a connecting line of the second force point and the third force point is a second connecting line, and an included angle is formed between the first connecting line and the second connecting line; wherein, the card chamber is located the inboard of contained angle to make the glass ball be located the inboard of contained angle.
Preferably, the second supporting part is provided with an upper accommodating cavity, an accommodating seat is arranged in the upper accommodating cavity, and the accommodating seat is attached to the glass ball.
The utility model provides a heavy-calibre fire control shower nozzle, heavy-calibre fire control shower nozzle includes: a plug; the jacking seat is positioned above the plug; the glass ball support is arranged between the plug and the tightening seat; the glass ball support comprises a support body, wherein a bearing part is arranged at the upper end of the support body, and a pressing part is arranged at the lower end of the support body; the pressing part is contacted with the plug, and the support body in the glass ball support presses the plug through the pressing seat.
Preferably, the large-caliber fire sprinkler comprises: the plug, the support body and the jacking seat are positioned on the same central line.
One or more technical solutions in the embodiments of the present application have at least one or more of the following technical effects:
1. in the embodiment of the application, the upper end and the lower end of the bracket body are connected with the abutting seat and the plug by arranging the bracket body with certain structural strength, the pressure of the abutting seat is divided into two parts by the bracket body, most of the pressure is directly borne by the bracket body, and the small part of the pressure is transmitted to the glass ball through the structure, so that the glass ball on the large-caliber fire nozzle only needs to bear a component force of a small force value; in addition, the bracket body has at least one freedom degree of movement, the freedom degree of movement can cause the total height of the bracket body to change, and when the total height of the bracket body is reduced, the bracket body can not transmit the pressure to the plug from the abutting seat; the glass ball is arranged on the bracket body to limit the freedom degree of movement, so that the total height of the bracket body is kept in a stable state, and the bracket body can stably bear large pressure; the technical problem that the caliber of a fire-fighting nozzle adopting a glass ball support is not large in the prior art is solved; the technical effect that the large-caliber fire-fighting nozzle can be made by adopting the glass ball support is achieved.
2. In the embodiment of the application, the bracket body is formed by combining a plurality of parts, for example, a structure combining the upper part and the lower part is adopted, and for example, the connection mode adopts hinging or clamping connection; so that the bracket body has at least one degree of freedom of movement in the height direction. In addition, the extension parts are arranged on a plurality of parts to form a clamping cavity capable of containing the glass ball.
3. In the embodiment of the application, when the upper part and the lower part are hinged, the glass ball is used for limiting the upper part and the lower part to topple in one direction; the upper part and the lower part are required to be optimized, for example, the first loose joint end surface and the first contact end surface are matched and limited to limit the rotation range, so that the support body is prevented from inclining to the direction away from the glass ball.
4. In the embodiment of the application, the upper part and the lower part are connected with each other to form a first force point, a second force point and a third force point, and the three force points are arranged at different positions, so that the three force points are not on the same straight line, and a component force for rotating or moving the support body is generated during pressure transmission.
Drawings
FIG. 1 is a schematic view of a main direction of view structure of a large-caliber fire sprinkler in an embodiment of the present application;
fig. 2 is a schematic sectional view of a first bracket body in the embodiment of the present application;
FIG. 3 is a schematic sectional view of the second stent body in the embodiment of the present application;
FIG. 4 is a schematic sectional view of a glass ball support in the embodiment of the present application;
FIG. 5 is a schematic front view of another glass ball holder in the embodiment of the present application;
FIG. 6 is a schematic front view of a glass ball holder according to another embodiment of the present application.
Reference numerals: A. a first force point; B. a second force point; C. a third force point; 1. a first stent body; 11. a first support section; 12. a pressure-bearing portion; 13. a first movable joint part; 131. a first loose joint end face; 132. a second loose joint end face; 14. a second support portion; 141. an upper accommodating cavity; 2. a second stent body; 21. a third support portion; 211. a first contact end face; 212. a second contact end face; 22. a pressing part; 23. a second movable joint part; 24. a fourth support portion; 241. a lower accommodating cavity; 242. a limiting part; 3. a glass ball; 4. a plug; 5. a jacking seat; 6. a housing seat; 61. a containing groove.
Detailed Description
The numbering of the components as such, e.g., "first", "second", etc., is used herein only to distinguish the objects as described, and does not have any sequential or technical meaning. The term "connected" and "coupled" when used in this application, unless otherwise indicated, includes both direct and indirect connections (couplings). In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present application and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be considered as limiting the present application.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
The embodiment of the application provides a glass ball support of a large-caliber fire nozzle, which is characterized in that a support body with certain structural strength is arranged, the upper end and the lower end of the support body are connected with a jacking seat 5 and a plug 4, the support body divides the pressure of the jacking seat 5 into two parts, most of the pressure is directly borne by the support body, and the small part of the pressure is transmitted to a glass ball 3 through a structure, so that the glass ball 3 on the large-caliber fire nozzle only needs to bear a component force of a small force value; in addition, the bracket body has at least one freedom of movement, and the freedom of movement can cause the total height of the bracket body to change, when the total height of the bracket body is reduced, the bracket body can not transmit the pressure from the jacking seat 5 to the plug 4; the glass ball 3 is arranged on the bracket body to limit the freedom degree of movement, so that the total height of the bracket body is kept in a stable state, and the bracket body can stably bear large pressure; the technical problem that the caliber of a fire-fighting nozzle adopting a glass ball 3 bracket is not large in the prior art is solved; the technical effect that the large-caliber fire-fighting nozzle can be manufactured by adopting the glass ball 3 support is achieved.
In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.
The utility model provides a glass ball support of heavy-calibre fire control shower nozzle, 3 supports of glass ball of heavy-calibre fire control shower nozzle include: a bracket body and a glass ball 3; the support body has at least one degree of freedom of movement; the bracket body is in a semi-closed structure with a clamping cavity; glass ball 3 is current 3 styles of glass ball, and glass ball 3 sets up in the card intracavity, and the both ends of glass ball 3 conflict with the stake body respectively to the activity degree of freedom of restriction stake body makes the stake body be in and stabilizes the pressurized state.
A stent body, preferably of corrosion resistant metal, the stent body comprising: first stake body 1 and second stake body 2, wherein, first stake body 1 and second stake body 2 correspond the setting from top to bottom, and first stake body 1 is located the top of second stake body 2.
As for the description of the hinge relation between the third support portion 21 and the first support portion 11, the lower end of the first support portion 11 is provided with a first movable connection portion 13, the first movable connection portion 13 is in a concave major arc type coating shape, and the upper end of the third support portion 21 is provided with a second movable connection portion 23; the first movable joint part 13 is sleeved on the second movable joint part 23. Note that, the end surfaces on both sides of the first movable joint portion 13 in the coated shape are a first movable joint end surface 131 and a second movable joint end surface 132; at least one of the first and second movable joint end surfaces 131 and 132 is not in contact with the second bracket body 2, so that a rotating space is formed between the first movable joint part 13 and the second movable joint part. And the support body is in the rotation space, the total height of the support body is lower than or equal to the height of the plug 4 to the tightening seat 5, so that after high-pressure water flow in the fire-fighting spray head impacts the plug 4, the plug 4 and the support body are flushed together through force transfer of the plug 4, and the fire-fighting spray head is in an open working state.
For the explanation of the mechanical structure of the stent body, the contact position of the first support part 11 and the third support part 21 is a second force point B; the first force point a, the second force point B and the third force point C are not collinear, so that a movement trend is formed between the first bracket body 1 and the second bracket body 2, and the total height of the bracket body is reduced when the bracket body moves. It should be noted that a connecting line of the first force point a and the second force point B is a first connecting line, a connection of the second force point B and the third force point C is a second connecting line, and an included angle is formed between the first connecting line and the second connecting line; wherein, the card chamber is located the inboard of contained angle to make glass ball 3 be located the inboard of contained angle, make glass ball 3 be located stake body's direction of motion one side.
Specifically, the bracket body is made of copper so that the glass ball 3 is not damaged during installation and use. However, when the support body is made of a copper member, the hardness of copper is low, the pressure from the jacking seat 5 easily causes the middle of the second support part 14 to bend and deform downwards, and after the middle of the second support part 14 deforms downwards, or the contact part of the second support part 14 relative to the glass ball 3 tilts upwards, so that the fixation of the glass ball 3 is unstable, the glass ball 3 can shake, and the reliability of the whole support for the glass ball 3 is affected. In order to solve the problem, the material of the second supporting portion 14 is changed to a material with hardness higher than that of copper, such as stainless steel, and in addition, in order to ensure that the glass balls 3 can be stably installed on the high-hardness material, an upper accommodating cavity 141 is arranged on the second supporting portion 14, an accommodating seat 6 is arranged in the upper accommodating cavity 141, and the accommodating seat 6 is made of a low-hardness material, such as copper; the containing seat 6 is provided with an inwards concave or through containing groove 61, so that the top of the glass ball 3 and the containing seat 6 are conveniently attached and positioned. It should be noted that, based on the above structure, in another embodiment, the whole first bracket body 1 may be made of a high hardness material, such as stainless steel. And for second stake body 2, because 2 portions of second stake body are directly receiving the pressure of the tight seat 5 of top, the material of second stake body 2 can select the copper spare, saves the process of processing the holding chamber and installing holding seat 6, also can be with the second stake body 2 set up with first stake body 1 the same, adopt the high rigidity material, set up the low rigidity material with the contact department of glass ball 3.
It should be noted that, during the installation process, the tail of the glass ball 3 is first placed in the second bracket body 2, and in order to fix the position of the glass ball 3 and avoid the glass ball 3 from tilting, a convex limiting part 242 may be disposed on the fourth supporting part 24.
The utility model provides a heavy-calibre fire control shower nozzle, heavy-calibre fire control shower nozzle includes: a plug 4, a jacking seat 5 and a glass ball 3 support; the jacking seat 5 is positioned above the plug 4, the glass ball 3 support is arranged between the plug 4 and the jacking seat 5, and the plug 4, the support body and the jacking seat 5 are positioned on the same central line. Wherein, the pressing seat 5 acts on the bearing part 12 in a contacting manner, the pressing part 22 contacts the plug 4, and the support body in the glass ball 3 support presses the plug 4 through the pressing seat 5.
The technical effects are as follows:
1. in the embodiment of the application, the upper end and the lower end of the bracket body are connected with the abutting seat and the plug by arranging the bracket body with certain structural strength, the pressure of the abutting seat is divided into two parts by the bracket body, most of the pressure is directly borne by the bracket body, and the small part of the pressure is transmitted to the glass ball through the structure, so that the glass ball on the large-caliber fire nozzle only needs to bear a component force of a small force value; in addition, the bracket body has at least one freedom degree of movement, the freedom degree of movement can cause the total height of the bracket body to change, and when the total height of the bracket body is reduced, the bracket body can not transmit the pressure to the plug from the abutting seat; the glass ball is arranged on the bracket body to limit the freedom degree of movement, so that the total height of the bracket body is kept in a stable state, and the bracket body can stably bear large pressure; the technical problem that the caliber of a fire-fighting nozzle adopting a glass ball support is not large in the prior art is solved; the technical effect that the large-caliber fire-fighting nozzle can be made by adopting the glass ball support is achieved.
2. In the embodiment of the application, the bracket body is formed by combining a plurality of parts, for example, a structure combining the upper part and the lower part is adopted, and for example, the connection mode adopts hinging or clamping connection; so that the bracket body has at least one degree of freedom of movement in the height direction. In addition, the extension parts are arranged on a plurality of parts to form a clamping cavity capable of containing the glass ball.
3. In the embodiment of the application, when the upper part and the lower part are hinged, the glass ball is used for limiting the upper part and the lower part to topple in one direction; the upper part and the lower part are required to be optimized, for example, the first loose joint end surface and the first contact end surface are matched and limited to limit the rotation range, so that the support body is prevented from inclining to the direction away from the glass ball.
4. In the embodiment of the application, the upper part and the lower part are connected with each other to form a first force point, a second force point and a third force point, and the three force points are arranged at different positions, so that the three force points are not on the same straight line, and a component force for rotating or moving the support body is generated during pressure transmission.
While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (7)
1. The utility model provides a glass ball support of heavy-calibre fire control shower nozzle which characterized in that, the glass ball support of heavy-calibre fire control shower nozzle includes:
a support body having at least one degree of freedom of movement; the stent body includes:
first support body, first support body includes:
the lower end of the first supporting part is provided with a first movable connecting part which is in a concave covering shape; the end surfaces of the two sides of the first movable joint part in a wrapping shape are respectively a first movable joint end surface and a second movable joint end surface;
a second support part connected with the first support part;
the second stake body, the second stake body is located the below of first stake body, the second stake body includes:
the upper end of the third supporting part is provided with a second movable connecting part;
a fourth support part connected with the third support part; the fourth supporting part and the second supporting part are arranged up and down correspondingly, and a clamping cavity for containing glass balls is formed between the fourth supporting part and the second supporting part;
the glass ball is arranged in the clamping cavity, two ends of the glass ball are respectively contacted and acted on the second supporting part and the fourth supporting part, and the glass ball and the bracket body are combined to form a stressed triggering structure so as to limit the freedom degree of movement of the bracket body;
the second movable joint part and the first movable joint part are hinged in a sleeved mode, so that the first bracket body and the second bracket body can rotate relatively; and the first loose joint end face is abutted against the second supporting part, and the maximum opening degree of a clamping cavity constructed by the bracket body is limited through the first loose joint end face, so that the position of the glass ball in the stress triggering structure is limited.
2. The glass ball support of a large-caliber fire sprinkler according to claim 1, wherein the first loose joint portion is in the shape of a major arc; at least one of the first movable joint end surface and the second movable joint end surface is not contacted with the second bracket body, so that a rotating space is formed between the first movable joint part and the second movable joint part.
3. The glass ball support of a large-caliber fire sprinkler according to claim 1, wherein the first support body has a first force point at an upper end thereof, the second support body has a third force point at a lower end thereof, and a contact position of the first support body and the third support body is the second force point; the first force point, the second force point and the third force point are not collinear, so that a movement trend is formed between the first bracket body and the second bracket body.
4. The glass ball support of a large-caliber fire sprinkler according to claim 3, wherein a line connecting the first force point and the second force point is a first line, a line connecting the second force point and the third force point is a second line, and an included angle is formed between the first line and the second line; wherein, the card chamber is located the inboard of contained angle to make the glass ball be located the inboard of contained angle.
5. The glass ball support of a large-caliber fire sprinkler head of claim 1, wherein the second support portion is provided with an upper receiving cavity, the upper receiving cavity is provided with a receiving seat therein, and the receiving seat is attached to the glass ball.
6. The utility model provides a heavy-calibre fire control shower nozzle, its characterized in that, heavy-calibre fire control shower nozzle includes:
a plug;
the jacking seat is positioned above the plug; and
a glass sphere support according to any one of claims 1 to 5; the glass ball support is arranged between the plug and the tightening seat; the glass ball support comprises a support body, wherein a bearing part is arranged at the upper end of the support body, and a pressing part is arranged at the lower end of the support body;
the pressing part is contacted with the plug, and the support body in the glass ball support presses the plug through the pressing seat.
7. The large bore fire sprinkler of claim 6, wherein the large bore fire sprinkler comprises: the plug, the support body and the jacking seat are positioned on the same central line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010495884.8A CN111603714B (en) | 2020-06-03 | 2020-06-03 | Glass ball support and heavy-calibre fire control shower nozzle of heavy-calibre fire control shower nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010495884.8A CN111603714B (en) | 2020-06-03 | 2020-06-03 | Glass ball support and heavy-calibre fire control shower nozzle of heavy-calibre fire control shower nozzle |
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| Publication Number | Publication Date |
|---|---|
| CN111603714A CN111603714A (en) | 2020-09-01 |
| CN111603714B true CN111603714B (en) | 2021-08-31 |
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| CN202010495884.8A Active CN111603714B (en) | 2020-06-03 | 2020-06-03 | Glass ball support and heavy-calibre fire control shower nozzle of heavy-calibre fire control shower nozzle |
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| CN203417420U (en) * | 2013-08-19 | 2014-02-05 | 陈三豹 | Rapid response nozzle |
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| US9415250B2 (en) * | 2012-12-20 | 2016-08-16 | Victaulic Company | Dry sprinkler |
| CN108211187A (en) * | 2018-01-25 | 2018-06-29 | 南安市祥发消防设备有限公司 | A kind of adjustable fire water spray nozzle of big flow |
| CN110251873A (en) * | 2019-07-23 | 2019-09-20 | 上海瑞泰消防设备制造有限公司 | A kind of fire water spray nozzle |
| CN111167059A (en) * | 2020-04-01 | 2020-05-19 | 上海瑞泰消防设备制造有限公司 | Large-diameter nozzle temperature sensing mechanism and large-diameter nozzle |
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2020
- 2020-06-03 CN CN202010495884.8A patent/CN111603714B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9415250B2 (en) * | 2012-12-20 | 2016-08-16 | Victaulic Company | Dry sprinkler |
| CN203417420U (en) * | 2013-08-19 | 2014-02-05 | 陈三豹 | Rapid response nozzle |
| CN205252368U (en) * | 2015-12-16 | 2016-05-25 | 福建省三鲸消防器材有限公司 | Construction improvement's fire control watering shower nozzle |
| CN108211187A (en) * | 2018-01-25 | 2018-06-29 | 南安市祥发消防设备有限公司 | A kind of adjustable fire water spray nozzle of big flow |
| CN110251873A (en) * | 2019-07-23 | 2019-09-20 | 上海瑞泰消防设备制造有限公司 | A kind of fire water spray nozzle |
| CN111167059A (en) * | 2020-04-01 | 2020-05-19 | 上海瑞泰消防设备制造有限公司 | Large-diameter nozzle temperature sensing mechanism and large-diameter nozzle |
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| CN111603714A (en) | 2020-09-01 |
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