CN212789521U - Splash plate and fire-fighting safety spray head - Google Patents
Splash plate and fire-fighting safety spray head Download PDFInfo
- Publication number
- CN212789521U CN212789521U CN202020882489.0U CN202020882489U CN212789521U CN 212789521 U CN212789521 U CN 212789521U CN 202020882489 U CN202020882489 U CN 202020882489U CN 212789521 U CN212789521 U CN 212789521U
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- central hole
- water
- fixed cylinder
- disc body
- tray body
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Abstract
The utility model discloses a splash pan and a fire-fighting safety nozzle, wherein the splash pan comprises an upper pan body and a lower pan body; the peripheral surface of the upper tray body is circular, and a plurality of water distribution plates extend radially from the peripheral edge of the upper tray body; the middle part of the upper disc body is provided with a central hole, a fixed cylinder is arranged in the central hole, an annular gap is formed between the fixed cylinder and the hole wall of the central hole, and the outer surface of the fixed cylinder is fixedly connected with the inner wall of the central hole through an upper connecting rod; the lower tray body is in a conical shape with an upward tip; the lower disc body is positioned right below the central hole of the upper disc body, the diameter of the lower end of the lower disc body is the same as that of the central hole, and the upper surface of the lower disc body is fixedly connected with the upper disc body through a lower connecting rod. Adopt the utility model discloses a splash box and fire control safety shower nozzle can make moisture four bibliographic categories branch, produce four kinds and spray the radius, more evenly sprinkle, and the watering scope can cover under the splash box, improves the watering fire extinguishing effect of the condition of a fire when first.
Description
Technical Field
The utility model relates to a fire control safety technical field especially relates to a shower nozzle for watering.
Background
The fire-fighting automatic fire extinguishing system can automatically spray water through the fire-fighting safety nozzle at the first time when fire occurs, so that the fire is controlled at the first time of the initial fire. In order to realize automatic water spraying, the existing fire safety nozzle often adopts a glass ball closed nozzle. The glass ball closed type spray head is a spray head which is also called as an explosion bottle type spray head, wherein a water path is communicated by exploding a glass ball through the thermal expansion of liquid filled in the glass ball (in the spray head, a glass tube is also called as the glass ball).
As shown in fig. 1 and 2, the existing glass ball type safety nozzle includes a water pipe connection portion 1 for connecting a water pipe, the water pipe connection portion is connected with a sealing seat 2 downward, the sealing seat 2 is connected with a support frame 3 downward, the support frame 3 is connected with a fixed seat 4 downward, the fixed seat 4 is connected with a splash pan downward, and a glass ball 6 (in a tubular shape) is installed between the fixed seat 4 and the sealing seat 2; a water spraying valve cover (not shown in the figure, which is prior art) is arranged in the sealing seat 2, and the glass ball 6 blocks the water spraying valve cover from falling off. The glass ball 6 is filled with liquid (such as alcohol or ether) for breaking the glass ball 6 after thermal expansion, and the liquid in the glass ball 6 breaks the glass ball 6 when the temperature is raised to the set temperature. After the glass ball 6 explodes, the water spraying valve cover automatically falls off under the action of water pressure, and water is sprayed to the disc body 5 of the water splashing disc from the sealing seat 2.
As shown in fig. 2, the existing splash pan includes a circular pan body 5, a plurality of water diversion plates 51 are radially extended from the circumferential edge of the pan body 5, and the water diversion plates 21 are uniformly spaced along the circumferential edge of the pan body 5.
The water is sprayed to the disc body 5 of the water splashing disc from the sealing seat 2 and then splashed to the periphery along the disc body 5. The water diversion plates 51 have the function that one part of water can fall from the gaps among the water diversion plates 51, and the other part of water is thrown outwards along the radial outer edges of the water diversion plates 51, so that the coverage area of the water is enlarged.
The prior splash pan and the fire-fighting safety nozzle have the following defects: the tray body 5 prevents water from falling to the position under the tray body 5, so that the water distribution quantity under the tray body 5 is easy to be insufficient, and the uniformity of the whole water spray is to be enhanced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a can spray water and eliminate splash box at water spray dead angle more evenly.
In order to achieve the purpose, the utility model discloses a splash box, which comprises an upper box body and a lower box body; the peripheral surface of the upper tray body is circular, a plurality of water distribution plates radially extend from the peripheral edge of the upper tray body, and the water distribution plates are uniformly arranged at intervals along the peripheral edge of the upper tray body; the middle part of the upper disc body is provided with a central hole, a fixed cylinder for positioning a glass ball is arranged in the central hole, an annular gap is formed between the fixed cylinder and the hole wall of the central hole, and the outer surface of the fixed cylinder is fixedly connected with the inner wall of the central hole through an upper connecting rod; the lower tray body is in a conical shape with an upward tip, and the central line of the conical shape is superposed with the central line of the upper tray body; the lower disc body is positioned right below the central hole of the upper disc body, the diameter of the lower end of the lower disc body is the same as that of the central hole, and the upper surface of the lower disc body is fixedly connected with the upper disc body through a lower connecting rod.
2-3 upper connecting rods are arranged, and all the upper connecting rods are uniformly distributed on the outer surface of the fixed cylinder; the number of the lower connecting rods is 2-3, and the lower connecting rods are uniformly distributed on the upper surface of the lower tray body along the circumferential direction.
A plurality of permeable holes which are vertically through are uniformly distributed on the lower tray body.
The utility model also aims to provide a fire-fighting safety spray head using the splash pan, which comprises a water pipe connecting part for connecting a water pipe, wherein the water pipe connecting part is downwards connected with a sealing seat which is downwards connected with a supporting frame, and the supporting frame is downwards connected with a fixed cylinder at the central hole of a disc body on the splash pan; a water spraying valve cover is arranged in the sealing seat, and a glass ball for blocking the water spraying valve cover is arranged between the fixed cylinder and the sealing seat; the glass ball is filled with liquid for breaking the glass ball after being heated and expanded, and the support frame is connected with the water splashing disc through the fixed cylinder.
The utility model discloses have following advantage:
adopt the utility model discloses a splash box and fire control safety shower nozzle can make moisture four bibliographic categories branch, produce four kinds and spray the radius, more evenly sprinkle, and the watering scope can cover under the splash box, improves the watering fire extinguishing effect of the condition of a fire when first.
The upper connecting rod and the lower connecting rod are respectively provided with 2-3 connecting rods, so that firm connection is ensured, the water retaining area of the connecting structure is not excessively increased, and water can be smoothly sprayed on the lower disc body for water distribution.
The arrangement of the water permeable holes ensures that the sprinkling range covers under the water splashing tray, and the sprinkling dead angle is avoided. The utility model discloses a fire control safety shower nozzle and the shower nozzle of current structure, most structure do not change except that splash box, are convenient for reform transform the back production on the basis of current production line, need not set up the production line in addition, reduce the cost of producing new product.
Drawings
FIG. 1 is a schematic structural view of a prior art fire safety sprinkler;
FIG. 2 is a top view of a prior art splash plate;
fig. 3 is a schematic structural view of the splash plate of the present invention;
fig. 4 is a top view of the upper tray body of the present invention;
FIG. 5 is a top view of the lower tray of the present invention;
fig. 6 is a schematic structural view of the fire safety nozzle of the present invention.
Detailed Description
As shown in fig. 3 to 6, the splash plate of the present invention includes an upper plate 7 and a lower plate 8;
the outer peripheral surface of the upper tray body 7 is circular, a plurality of water distribution plates 51 extend radially from the peripheral edge of the upper tray body 7, and the water distribution plates 51 are uniformly arranged at intervals along the peripheral edge of the upper tray body 7; a central hole 9 is formed in the middle of the upper disc body 7, a fixed cylinder 10 for positioning the glass ball 6 (in a tubular shape) is arranged in the central hole 9, an annular gap 11 is formed between the fixed cylinder 10 and the wall of the central hole 9, and the outer surface of the fixed cylinder 10 is fixedly connected with the inner wall of the central hole 9 through an upper connecting rod 13;
the lower tray body 8 is in a conical shape with an upward tip, and the central line of the conical shape is superposed with the central line of the upper tray body 7; the lower disc body 8 is positioned right below a central hole 9 of the upper disc body 7, the diameter of the lower end of the lower disc body 8 is the same as that of the central hole 9, and the upper surface of the lower disc body 8 is fixedly connected with the upper disc body 7 through a lower connecting rod 12.
The number of the upper connecting rods 13 is 2-3 (two or three, preferably 3), and each upper connecting rod 13 is uniformly distributed on the outer surface of the fixed cylinder 10; the number of the lower connecting rods 12 is 2-3, preferably 3. The lower connecting rods 12 are uniformly distributed on the upper surface of the lower disc body 8 along the circumferential direction.
The upper connecting rod 13 and the lower connecting rod 12 are respectively provided with 2-3 connecting rods, so that firm connection is ensured, the water retaining area of the connecting structure is not excessively increased, and water can be smoothly sprayed on the lower disc body 8 for water distribution.
A plurality of permeable holes 14 which are through up and down are uniformly distributed on the lower tray body 8.
The utility model also discloses a fire control safety nozzle using the splash box, which comprises a water pipe connecting part 1 for connecting a water pipe, wherein the water pipe connecting part 1 is connected with a sealing seat 2 downwards, the sealing seat 2 is connected with a supporting frame 3 downwards, and the supporting frame 3 is connected with a fixed cylinder 10 at the central hole 9 of the upper plate body 7 of the splash box downwards; a water spraying valve cover is arranged in the sealing seat 2, and the water spraying valve cover is in the prior art and is not shown in the figure. A glass ball 6 (in a tubular shape) for blocking the water spraying valve cover is arranged between the fixed cylinder 10 and the sealing seat 2; the glass ball 6 is filled with liquid (such as alcohol or ether) for breaking the glass ball 6 after thermal expansion, and the liquid in the glass ball 6 breaks the glass ball 6 when the temperature is raised to the set temperature. After the glass ball 6 explodes, the water spraying valve cover automatically falls off under the action of water pressure, and water is sprayed to the upper disc body 7 of the water splashing disc from the sealing seat 2. The support frame 3 is connected with a water splashing disc through a fixed cylinder 10.
When in use, the utility model discloses a fire control safety nozzle is connected with fire hose through water pipe connecting portion 1 to install in the building. When a fire occurs at the fire safety nozzle, the liquid in the glass ball 6 is heated and expanded; when the temperature of the glass ball 6 reaches the designed temperature, the glass ball 6 is broken, so that the water spraying valve cover falls off, water is sprayed to the water splashing disc from the sealing seat 2, one part of water is sprayed to the upper disc body 7, and the other part of water is sprayed to the lower disc body 8 through the central hole 9 and the fixed cylinder 10 (specifically, through the fixed cylinder 10 or the annular gap 11). The water sprayed to the upper tray body 7 is sprayed out along the radial direction of the upper tray body 7 as before, and part of the water is sprayed out along the edge of the most lateral side of the water distribution plate 51, and the spraying radius of the part of the water is the largest; another portion of the water is sprayed out along the gaps between the water distribution plates 51, and the spraying radius of the portion of the water is inferior. One part of the water sprayed on the lower tray body 8 is sprayed out along the lower end of the lower tray body 8, and the spraying radius of the part of the water is the third largest; the other part of water is sprayed out through the water permeable holes 14 uniformly distributed on the lower disc body 8, and the spraying radius of the part of water is minimum and is positioned right below the central hole 9 of the splash disc.
Through spraying radius third and these two parts water of minimum, the utility model discloses a scope of watering can cover the dish that dabbles under and slightly bigger scope of splashing completely. Adopt the utility model discloses a splash box and fire control safety shower nozzle can make moisture four bibliographic categories branch, produce four kinds and spray the radius, more evenly sprinkle, and the watering scope can cover under the splash box, improves the watering fire extinguishing effect of the condition of a fire when first.
The above embodiments are only used for illustrating but not limiting the technical solutions of the present invention, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: the present invention may be modified or substituted with equivalents without departing from the spirit and scope of the invention, which should be construed as being limited only by the claims.
Claims (4)
1. Splash the water tray, its characterized in that: comprises an upper tray body and a lower tray body;
the peripheral surface of the upper tray body is circular, a plurality of water distribution plates radially extend from the peripheral edge of the upper tray body, and the water distribution plates are uniformly arranged at intervals along the peripheral edge of the upper tray body; the middle part of the upper disc body is provided with a central hole, a fixed cylinder for positioning a glass ball is arranged in the central hole, an annular gap is formed between the fixed cylinder and the hole wall of the central hole, and the outer surface of the fixed cylinder is fixedly connected with the inner wall of the central hole through an upper connecting rod;
the lower tray body is in a conical shape with an upward tip, and the central line of the conical shape is superposed with the central line of the upper tray body; the lower disc body is positioned right below the central hole of the upper disc body, the diameter of the lower end of the lower disc body is the same as that of the central hole, and the upper surface of the lower disc body is fixedly connected with the upper disc body through a lower connecting rod.
2. The splash plate of claim 1, wherein: 2-3 upper connecting rods are arranged, and all the upper connecting rods are uniformly distributed on the outer surface of the fixed cylinder; the number of the lower connecting rods is 2-3, and the lower connecting rods are uniformly distributed on the upper surface of the lower tray body along the circumferential direction.
3. The splash plate of claim 1 or 2, wherein: a plurality of permeable holes which are vertically through are uniformly distributed on the lower tray body.
4. The fire-fighting safety nozzle using the water splashing disc as claimed in claim 3, comprising a water pipe connecting part for connecting a water pipe, wherein the water pipe connecting part is connected with a sealing seat downwards, and the sealing seat is connected with a supporting frame downwards, and the fire-fighting safety nozzle is characterized in that: the support frame is downwards connected with a fixed cylinder at the central hole of the upper disc body of the splash disc; a water spraying valve cover is arranged in the sealing seat, and a glass ball for blocking the water spraying valve cover is arranged between the fixed cylinder and the sealing seat; the glass ball is filled with liquid for breaking the glass ball after being heated and expanded, and the support frame is connected with the water splashing disc through the fixed cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020882489.0U CN212789521U (en) | 2020-05-25 | 2020-05-25 | Splash plate and fire-fighting safety spray head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020882489.0U CN212789521U (en) | 2020-05-25 | 2020-05-25 | Splash plate and fire-fighting safety spray head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212789521U true CN212789521U (en) | 2021-03-26 |
Family
ID=75092220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020882489.0U Expired - Fee Related CN212789521U (en) | 2020-05-25 | 2020-05-25 | Splash plate and fire-fighting safety spray head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212789521U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113663268A (en) * | 2021-07-05 | 2021-11-19 | 钟坤祥 | Sinking type double-layer fire-fighting nozzle |
-
2020
- 2020-05-25 CN CN202020882489.0U patent/CN212789521U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113663268A (en) * | 2021-07-05 | 2021-11-19 | 钟坤祥 | Sinking type double-layer fire-fighting nozzle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210326 |