CN211158317U - Hidden fire sprinkler device - Google Patents
Hidden fire sprinkler device Download PDFInfo
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- CN211158317U CN211158317U CN201921167056.0U CN201921167056U CN211158317U CN 211158317 U CN211158317 U CN 211158317U CN 201921167056 U CN201921167056 U CN 201921167056U CN 211158317 U CN211158317 U CN 211158317U
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- sprinkler
- glass ball
- fire sprinkler
- splash
- boss
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Abstract
The utility model discloses a hidden fire sprinkler device, including the shower nozzle main part, set up in U type support, glass ball, sealing member and the splash board of shower nozzle main part lower extreme, open at shower nozzle main part middle part has the rivers passageway along vertical direction, the glass ball card is located between U type support and the sealing member, the sealing member is in the shutoff under the support of glass ball the lower extreme of rivers passageway, U type support bilateral symmetry is provided with the boss be provided with the through-hole on the boss, just be provided with the slide bar in the through-hole, the splash board sets up the below of U type support, the slide bar bottom with the left and right sides of splash board links to each other, the top of slide bar is provided with removes the fixture block remove the lower surface of fixture block with be provided with compression spring between the upper surface of boss. The splash board can be prevented from being damaged in a daily state by being used in a vertically telescopic mode, and the splash board is safer and more reliable.
Description
Technical Field
The utility model belongs to the fire-fighting equipment field, concretely relates to hidden fire sprinkler device.
Background
The fire sprinkler head is used for a fire sprinkler system, and when a fire disaster occurs, water is sprayed out through the sprinkler head water splashing disc to extinguish the fire and is commonly used for an indoor suspended ceiling. The fire-fighting spray header is used for a fire-fighting spray system, and when a fire disaster occurs, water is sprayed out through the spray header water splashing disc to extinguish the fire. Common types of showerheads are: a droop type, an upright type, a normal type and a side wall type. However, in order to ensure the normal operation of the spray header, the spray header extends out of a suspended ceiling of a room during installation, and a splash pan exposed on the ceiling and a connecting frame are easily collided horizontally to cause the damage of the splash pan and the connecting frame and influence the appearance.
Therefore, people design an embedded fire sprinkler head, most of the covers of the existing embedded fire sprinkler head are welded on threads by adopting fusible metal, and the melting point is 57 ℃. Therefore, in case of fire, the cover is detached when the temperature rises, and the glass tube bursts when the temperature rises to 68 ℃ (a common shower head), and water flow is sprayed out. In addition, when the fire sprinkler is used, water on a splash plate is easy to splash onto a roof, gypsum is easy to be loosened to be repaired, and the sprinkler is frequently used in a room which is easy to fire, so that the decoration of the roof is easy to be damaged.
SUMMERY OF THE UTILITY MODEL
Problem to among the above-mentioned technical background, the utility model aims at providing a hidden fire sprinkler device of scalable use of splash box, simple structure protects the roof fitment simultaneously.
In order to realize the above purpose, the utility model discloses a technical scheme be:
a hidden fire-fighting spray device comprises a spray head main body, a U-shaped bracket arranged at the lower end of the spray head main body, a glass ball, a sealing element and a splash plate, wherein the middle part of the spray head main body is provided with a water flow channel along the vertical direction, and the outer part of the nozzle body is provided with external threads, the glass ball is clamped between the U-shaped bracket and the sealing element, the sealing element is supported by the glass ball to seal the lower end of the water flow channel, bosses are symmetrically arranged on two sides of the U-shaped bracket, a through hole is arranged on the boss, a sliding rod is arranged in the through hole, the splash plate is arranged below the U-shaped bracket, the bottom end of the sliding rod is connected with the left side and the right side of the splash board, the top end of the sliding rod is provided with a movable clamping block, and a compression spring is arranged between the lower surface of the movable clamping block and the upper surface of the boss.
Furthermore, a positioning screw rod is arranged at the bottom end of the U-shaped support, and the upper end face of the positioning screw rod is of an arc structure matched with the glass ball.
Further, the bottom end of the positioning screw rod is provided with a rubber pad.
Furthermore, a water baffle plate positioned above the boss is arranged on the spray head main body.
Furthermore, the water baffle is detachably arranged on the spray head main body through threaded connection.
Further, the periphery of the water baffle extends downwards to form an arc-shaped cover.
Compared with the prior art, the utility model has the advantages of it is following:
when a fire disaster occurs, the glass ball is heated to expand and break, the sealing element falls down, the water flow channel is opened, the splash plate moves downwards under the impact action of water pressure, the compression spring is pressed downwards, water flow is sprayed on the splash plate after moving downwards, after the fire disaster is extinguished, the water pressure is reduced, and under the elastic action of the compression spring, the splash plate moves upwards to the original position, so that the splash plate can be used in a vertically telescopic manner, the splash plate is prevented from being damaged in a daily state, and the splash plate is safer, more reliable, neat and beautiful; for water splash to top ceiling isotructure when avoiding powerful water pressure to strike splash board, set up the breakwater of arc cover structure, the water that flies to splash through splash board can be blockked by the breakwater, fine protection roof, the suitability is strong.
Drawings
FIG. 1 is a schematic structural view of the hidden fire sprinkler of the present invention in a normal state;
fig. 2 is a schematic structural view of the hidden fire sprinkler of the present invention in a use state.
In the figure: 1-a nozzle body; 2-U-shaped bracket; 3-glass spheres; 4-a seal; 5-a splash plate; 6-a water flow channel; 7-a water baffle; 21-a boss; 22-a slide bar; 23-positioning screw; 221-moving the fixture block; 222-a compression spring; 231-rubber pad.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
As shown in fig. 1-2, a hidden fire sprinkler includes a sprinkler body 1, a U-shaped bracket 2 disposed at a lower end of the sprinkler body 1, a glass ball 3, a sealing member 4, and a splash plate 5, wherein a water flow channel 6 is formed at a middle portion of the sprinkler body 1 along a vertical direction, an external thread is disposed at an outer portion of the sprinkler body 1, the glass ball 3 is clamped between the U-shaped bracket 2 and the sealing member 4, the sealing member 4 blocks a lower end of the water flow channel 6 under support of the glass ball 3, bosses 21 are symmetrically disposed at two sides of the U-shaped bracket 2, through holes are disposed on the bosses 21, a sliding rod 22 is disposed in the through holes, the splash plate 5 is disposed below the U-shaped bracket 2, bottom ends of the sliding rods 22 are connected to left and right sides of the splash plate 5, a moving block 221 is disposed at a top end of the sliding rod 22, a compression spring 222 is provided between the lower surface of the moving latch 221 and the upper surface of the boss 21.
When the conflagration takes place, the utility model discloses well glass ball 3 is heated the inflation and is broken, and sealing member 4 falls, and rivers passageway 6 is opened, and under hydraulic shock action, splash board 5 moves down, pushes down compression spring 222, and rivers spout on splash board 5 after moving down, and after the conflagration was extinguished, water pressure reduced, under compression spring 222's spring action, splash board 5 moved up to the original position. The splash board 5 and the sliding rod 22 connected with the splash board are contracted in a normal state, so that the splash board is prevented from being damaged due to accidental collision and the like, and the use is safer and more reliable.
Furthermore, a positioning screw rod 23 is arranged at the bottom end of the U-shaped support 2, and the upper end surface of the positioning screw rod 23 is of an arc structure matched with the glass ball 3. The positioning screw 23 is used for supporting and fixing the glass ball 3, and when water flows out from the water flow channel 6, part of the water flow can be guided by the positioning screw 23 to be divided, so that the area of the water flow towards the splash plate 5 is enlarged.
Further, a rubber pad 231 is disposed at the bottom end of the positioning screw 23. Under the effect of compression spring 222, splash board 5 moves upward and resets, and rubber pad 231 sets up and can prevent when splash board 5 moves upward and collide with U type support 2, cause and rock or damage.
Further, a water guard 7 is provided on the head body 1 above the boss 21.
Further, the water guard 7 is detachably mounted on the head body 1 by screw coupling.
Further, the circumference of the splash plate 7 extends downwards to form an arc-shaped cover. For water splash to top ceiling isotructure when avoiding powerful water pressure to strike splash board 5, set up the breakwater of arc cover structure, the water that flies to splash through splash board can be blockked by the breakwater, fine protection roof, the suitability is strong.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A hidden fire sprinkler device comprises a sprinkler main body (1), a U-shaped support (2) arranged at the lower end of the sprinkler main body (1), a glass ball (3), a sealing element (4) and a splash plate (5), wherein a water flow channel (6) along the vertical direction is formed in the middle of the sprinkler main body (1), external threads are arranged outside the sprinkler main body (1), the glass ball (3) is clamped between the U-shaped support (2) and the sealing element (4), the sealing element (4) blocks the lower end of the water flow channel (6) under the support of the glass ball (3), the hidden fire sprinkler device is characterized in that bosses (21) are symmetrically arranged at two sides of the U-shaped support (2), through holes are formed in the bosses (21), a sliding rod (22) is arranged in the through holes, the splash plate (5) is arranged below the U-shaped support (2), the bottom end of the sliding rod (22) is connected with the left side and the right side of the splash plate (5), a movable clamping block (221) is arranged at the top end of the sliding rod (22), and a compression spring (222) is arranged between the lower surface of the movable clamping block (221) and the upper surface of the boss (21).
2. A hidden fire sprinkler as claimed in claim 1, characterised in that a positioning screw (23) is provided at the bottom end of the U-shaped bracket (2), and the upper end surface of the positioning screw (23) is of an arc structure matching with the glass ball (3).
3. A concealed fire sprinkler according to claim 2, characterized in that a rubber pad (231) is provided at the bottom end of the positioning screw (23).
4. A concealed fire sprinkler according to claim 1, characterized in that a water deflector (7) is provided on the sprinkler body (1) above the boss (21).
5. A concealed fire sprinkler according to claim 4, characterized in that the water deflector (7) is detachably mounted on the sprinkler body (1) by means of a threaded connection.
6. A concealed fire sprinkler according to claim 4, characterized in that the water deflector (7) extends peripherally downwards to form an arc-shaped hood.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921167056.0U CN211158317U (en) | 2019-07-23 | 2019-07-23 | Hidden fire sprinkler device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921167056.0U CN211158317U (en) | 2019-07-23 | 2019-07-23 | Hidden fire sprinkler device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211158317U true CN211158317U (en) | 2020-08-04 |
Family
ID=71789106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921167056.0U Active CN211158317U (en) | 2019-07-23 | 2019-07-23 | Hidden fire sprinkler device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211158317U (en) |
-
2019
- 2019-07-23 CN CN201921167056.0U patent/CN211158317U/en active Active
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