CN216789276U - High leakproofness fire prevention valve - Google Patents
High leakproofness fire prevention valve Download PDFInfo
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- CN216789276U CN216789276U CN202220303032.9U CN202220303032U CN216789276U CN 216789276 U CN216789276 U CN 216789276U CN 202220303032 U CN202220303032 U CN 202220303032U CN 216789276 U CN216789276 U CN 216789276U
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Abstract
The utility model discloses a high-sealing fireproof valve, relates to the technical field of fireproof valves, and aims to solve the problems that the existing fireproof valve only adopts a single three-section turnover plate layer to block smoke and flame, and once a single layer of the existing fireproof valve fails or the turnover plate is not sealed in place, the smoke and flame are easy to leak, so that the overall fireproof effect is lost. The front end of fire prevention valve body is provided with leading installation frame, the rear end of fire prevention valve body is provided with rearmounted installation frame, and is adjacent be provided with middle part pipeline chamber between leading installation frame and the rearmounted installation frame, the inside one end that is close to leading installation frame of middle part pipeline chamber is provided with first sealing mechanism, the inside intermediate position department of middle part pipeline chamber is provided with second sealing mechanism, and is adjacent be provided with gas passage between first sealing mechanism and the second sealing mechanism, the intermediate position department of first sealing mechanism and second sealing mechanism outer wall all is provided with gas inlet.
Description
Technical Field
The utility model relates to the technical field of fire valves, in particular to a high-sealing fire valve.
Background
The fire-proof valve is a valve body with a fire-proof structure, is assembled with an air pipe, is generally square, and has the functions of fire resistance and smoke resistance.
However, the existing fire damper only adopts a single three-section flap layer to block smoke and flame, and once a single layer of the fire damper fails or the flap is not sealed in place, the smoke and flame easily leak out, so that the overall fire damper fails; therefore, the existing requirements are not met, and a high-tightness fire damper is provided for the fire damper.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a high-sealing fireproof valve, which solves the problems that the existing fireproof valve provided in the background art only adopts a single three-section flap plate layer to block smoke and flame, and once a single layer of the existing fireproof valve fails or the flap plate is not sealed in place, the smoke and flame are easy to leak, so that the overall fireproof effect is lost.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a high leakproofness fire prevention valve, includes the fire prevention valve body, the front end of fire prevention valve body is provided with leading installation frame, the rear end of fire prevention valve body is provided with rearmounted installation frame, and is adjacent be provided with middle part pipeline chamber between leading installation frame and the rearmounted installation frame, the inside one end that is close to leading installation frame of middle part pipeline chamber is provided with first sealing mechanism, middle part pipeline intracavity portion's intermediate position department is provided with second sealing mechanism, and is adjacent be provided with gas passage between first sealing mechanism and the second sealing mechanism, the intermediate position department of first sealing mechanism and second sealing mechanism outer wall all is provided with gaseous entry, the both sides of gaseous entry all are provided with electric pushing mechanism.
Preferably, the output end of the electric pushing mechanism is provided with an electric pushing rod, one end, away from the electric pushing mechanism, of the electric pushing rod is provided with a semicircular sealing plate, the electric pushing mechanism is in transmission connection with the semicircular sealing plate through the electric pushing rod, both sides of the electric pushing mechanism are provided with thread mounting pieces, and the electric pushing mechanism is in threaded connection with the first sealing mechanism through the thread mounting pieces.
Preferably, the outer wall of the semicircular sealing plate on one side is provided with a slot, the outer wall of the semicircular sealing plate on the other side is provided with an insertion block, and the insertion block is connected with the slot in an embedded manner.
Preferably, the outer wall of leading installation frame one side is provided with the jingle bell alarm, the top of gas inlet inner wall is provided with smoke transducer and temperature sensor, and smoke transducer and temperature sensor's output and jingle bell alarm and electric pushing mechanism's input electric connection.
Preferably, the top in middle part pipeline chamber is provided with the mechanism of putting out a fire, the lower surface of the mechanism of putting out a fire is provided with the passageway of putting out a fire, the below of passageway of putting out a fire is provided with the protection screen panel.
Preferably, the outer wall of gas inlet is provided with the entry and keeps off the net, four angles departments of leading installation frame and rearmounted installation frame outer wall all are provided with the installation screw.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model utilizes the first sealing mechanism and the second sealing mechanism to carry out double-layer smoke resistance and fire resistance, so that the internal sealing performance is improved, in the smoke resistance and fire resistance process, the original three-section type plate-turning switch is changed into the two-side push type switch, the size of the gas channel is unchanged, the size of a flame inlet is reduced, the electric push mechanism drives the electric push rod to move the semicircular sealing plate, the two-side semicircular sealing plate seals the gas inlet, the insert block and the slot are used for embedding and fixing, so that the inlet is sealed, and the situation that the three-section is blocked when being turned over to cause the sealing not in place is not easy to occur.
2. The smoke content and the temperature in the gas at the position of the pipeline can be detected by utilizing the smoke sensor and the temperature sensor, when the smoke content and the temperature are higher than preset values, the smoke sensor can feed back data information to the alarm bell and the electric pushing mechanism, and the fire prevention warning function is played in two modes of closing the air port inside the alarm bell outside, so that the fire prevention safety at the position of the fire prevention valve is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a partial schematic view of a first sealing mechanism according to the present invention;
FIG. 3 is a schematic view of a partial structure of the middle tube cavity of the present invention;
in the figure: 1. a fire damper body; 2. a front mounting frame; 3. a gas inlet; 4. an entrance blocking net; 5. a middle pipe cavity; 6. a rear mounting frame; 7. mounting screws; 8. ringing an alarm; 9. a first sealing mechanism; 10. a gas channel; 11. a second sealing mechanism; 12. a fire extinguishing mechanism; 13. a fire extinguishing passage; 14. a protective mesh enclosure; 15. an electrical pushing mechanism; 16. electrically pushing the rod; 17. a semicircular sealing plate; 18. a slot; 19. inserting a block; 20. a threaded mounting; 21. a smoke sensor; 22. a temperature sensor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, an embodiment of the present invention is shown: the utility model provides a high leakproofness fire prevention valve, including fire prevention valve body 1, the front end of fire prevention valve body 1 is provided with leading installation frame 2, the rear end of fire prevention valve body 1 is provided with rearmounted installation frame 6, be provided with middle part pipeline chamber 5 between adjacent leading installation frame 2 and the rearmounted installation frame 6, the inside one end that is close to leading installation frame 2 in middle part pipeline chamber 5 is provided with first sealing mechanism 9, the inside intermediate position department in middle part pipeline chamber 5 is provided with second sealing mechanism 11, be provided with gas passage 10 between adjacent first sealing mechanism 9 and the second sealing mechanism 11, the intermediate position department of first sealing mechanism 9 and the 11 outer walls of second sealing mechanism all is provided with gas inlet 3, the both sides of gas inlet 3 all are provided with electric pushing mechanism 15.
Further, an electric pushing rod 16 is arranged at the output end of the electric pushing mechanism 15, a semicircular sealing plate 17 is arranged at one end, far away from the electric pushing mechanism 15, of the electric pushing rod 16, the electric pushing mechanism 15 is in transmission connection with the semicircular sealing plate 17 through the electric pushing rod 16, threaded installation parts 20 are arranged on two sides of the electric pushing mechanism 15, the electric pushing mechanism 15 is in threaded connection with the first sealing mechanism 9 through the threaded installation parts 20, the electric pushing mechanism 15 drives the electric pushing rod 16 to move the semicircular sealing plate 17, the semicircular sealing plates 17 on two sides are enabled to seal the gas inlet 3, and the threaded installation parts 20 are used for installing and fixing the electric pushing mechanism 15.
Further, the outer wall of the semicircular sealing plate 17 on one side is provided with a slot 18, the outer wall of the semicircular sealing plate 17 on the other side is provided with an insertion block 19, the insertion block 19 is connected with the slot 18 in an embedded mode, the insertion block 19 and the slot 18 are fixedly embedded, and therefore the sealing performance and the connecting effect of the two semicircular sealing plates 17 are improved.
Further, the outer wall of 2 one sides of leading installation frame is provided with jingle bell alarm 8, the top of 3 inner walls of gas inlet is provided with smoke transducer 21 and temperature sensor 22, and smoke transducer 21 and temperature sensor 22's output and jingle bell alarm 8 and electric pushing mechanism 15's input electric connection, it can detect smog content and temperature in the pipeline department gas to utilize smoke transducer 21 and temperature sensor 22, when smog content and temperature are higher than the default, but its feedback data information is to jingle bell alarm 8 and electric pushing mechanism 15 department, two kinds of modes through the inside gas port that closes of outside jingle bell alarm play the effect of fire prevention warning, the fire safety that makes fire prevention valve department obtains improving.
Further, the top of middle part pipeline cavity 5 is provided with fire extinguishing mechanism 12, and the lower surface of fire extinguishing mechanism 12 is provided with passageway 13 of putting out a fire, and the below of passageway 13 of putting out a fire is provided with protection screen 14, and fire extinguishing mechanism 12 is independent system, and after the alarm of outer jingle bell, the user can start fire extinguishing mechanism 12 and go out except that the inside remaining kind of a fire.
Further, the outer wall of gas inlet 3 is provided with the entry and keeps off net 4, and four angles departments of leading installation frame 2 and 6 outer walls of rearmounted installation frame all are provided with installation screw 7, and the entry keeps off net 4 and is used for playing the effect that shelters from, and installation screw 7 convenience of customers installs and dismantles.
The working principle is as follows: when the device is used, the device performs double-layer smoke resistance and fire resistance by using the first sealing mechanism 9 and the second sealing mechanism 11, so that the internal sealing performance is improved, in the smoke resistance and fire resistance process, the original three-section type plate-turning switch is changed into a two-side push type switch, the size of the gas channel 10 is unchanged, so that the size of a flame inlet is reduced, the electric push mechanism 15 is used for driving the electric push rod 16 to move the semicircular sealing plate 17, so that the semicircular sealing plates 17 on two sides seal the gas inlet 3, and the insertion block 19 and the insertion slot 18 are used for embedding and fixing, so that the inlet is sealed, and the situation that the sealing is not in place due to the clamping during three-section turning is not easy to occur, the smoke content and the temperature in the gas at the pipeline can be detected by using the smoke sensor 21 and the temperature sensor 22, when the smoke content and the temperature are higher than preset values, the smoke content and the temperature can feed back data information to the bell alarm 8 and the electric push mechanism 15, the inside effect of closing the gas port of warning plays the fire prevention warning through outside jingle bell, makes the fire prevention security of fire prevention valve department obtain improving, and fire extinguishing mechanism 12 is independent system, and the user can start fire extinguishing mechanism 12 and go out except that inside remaining kindling after the warning of outer jingle bell.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a high leakproofness fire prevention valve, includes fire prevention valve body (1), its characterized in that: the fire damper is characterized in that a front-mounted mounting frame (2) is arranged at the front end of the fire damper body (1), a rear-mounted mounting frame (6) is arranged at the rear end of the fire damper body (1), a middle pipeline cavity (5) is arranged between the adjacent front-mounted mounting frame (2) and the rear-mounted mounting frame (6), a first sealing mechanism (9) is arranged at one end of the inner part of the middle pipeline cavity (5) close to the front mounting frame (2), a second sealing mechanism (11) is arranged in the middle position in the middle pipeline cavity (5), a gas channel (10) is arranged between the adjacent first sealing mechanism (9) and the second sealing mechanism (11), the middle positions of the outer walls of the first sealing mechanism (9) and the second sealing mechanism (11) are both provided with a gas inlet (3), and electric pushing mechanisms (15) are arranged on two sides of the gas inlet (3).
2. The high-sealing fire-resisting damper as claimed in claim 1, wherein: the output of electric pushing mechanism (15) is provided with electric pushing rod (16), the one end that electric pushing mechanism (15) were kept away from in electric pushing rod (16) is provided with semicircle closing plate (17), and electric pushing mechanism (15) are connected with semicircle closing plate (17) transmission through electric pushing rod (16), the both sides of electric pushing mechanism (15) all are provided with screw thread installed part (20), and electric pushing mechanism (15) are through screw thread installed part (20) and first sealing mechanism (9) threaded connection.
3. A high-sealability fire damper as claimed in claim 2, wherein: the outer wall of the semicircular sealing plate (17) on one side is provided with a slot (18), the outer wall of the semicircular sealing plate (17) on the other side is provided with an insertion block (19), and the insertion block (19) is connected with the slot (18) in an embedded mode.
4. The fire damper with high sealing performance according to claim 1, wherein: the outer wall of leading installation frame (2) one side is provided with ringing alarm (8), the top of gas inlet (3) inner wall is provided with smoke transducer (21) and temperature sensor (22), and the output of smoke transducer (21) and temperature sensor (22) and the input electric connection of ringing alarm (8) and electric pushing mechanism (15).
5. The high-sealing fire-resisting damper as claimed in claim 1, wherein: the top of middle part pipeline chamber (5) is provided with fire extinguishing mechanism (12), the lower surface of fire extinguishing mechanism (12) is provided with passageway (13) of putting out a fire, the below of passageway (13) of putting out a fire is provided with protection screen panel (14).
6. The fire damper with high sealing performance according to claim 1, wherein: the outer wall of gas inlet (3) is provided with entry fender net (4), four angles departments of leading installation frame (2) and rearmounted installation frame (6) outer wall all are provided with installation screw (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220303032.9U CN216789276U (en) | 2022-02-15 | 2022-02-15 | High leakproofness fire prevention valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220303032.9U CN216789276U (en) | 2022-02-15 | 2022-02-15 | High leakproofness fire prevention valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216789276U true CN216789276U (en) | 2022-06-21 |
Family
ID=82017693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220303032.9U Active CN216789276U (en) | 2022-02-15 | 2022-02-15 | High leakproofness fire prevention valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216789276U (en) |
-
2022
- 2022-02-15 CN CN202220303032.9U patent/CN216789276U/en active Active
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