CN212107112U - Safe efficient fire prevention valve that discharges fume - Google Patents
Safe efficient fire prevention valve that discharges fume Download PDFInfo
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- CN212107112U CN212107112U CN202020529782.9U CN202020529782U CN212107112U CN 212107112 U CN212107112 U CN 212107112U CN 202020529782 U CN202020529782 U CN 202020529782U CN 212107112 U CN212107112 U CN 212107112U
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- fire damper
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Abstract
The utility model discloses a safe efficient fire prevention valve that discharges fume, comprising a main body, the spout has been seted up to the main part, both sides all are provided with the closing plate through the pivot activity about the spout is inside, the right side of closing plate is provided with the dead lever through the pivot activity, both ends right side all is provided with the mounting bracket through the pivot activity about the spout is inside, the fixed first motor of right-hand member that sets up of one end of mounting bracket, the fixed lead screw that is provided with of output shaft of first motor, the one end activity that first motor was kept away from to the lead screw sets up the threaded holes inside that the dead lever was seted up, the inner wall of main part is at the fixed plate that. The utility model discloses an open the second motor, make the second motor drive impeller take place to rotate, can make the air of smoke exhaust fire damper left end extract the right-hand member of smoke exhaust fire damper through the impeller when the impeller carries out the pivoted, can effectual increase smoke exhaust fire damper's smoke exhaust efficiency.
Description
Technical Field
The utility model belongs to the technical field of the fire prevention valve, concretely relates to safe efficient fire prevention valve that discharges fume.
Background
The fire-proof valve is a normally closed valve, which is opened by a control center through 24V direct current or manually opened, automatically closed at 280 ℃, and manually reset, and has the following functions: when the temperature of the smoke reaches 280 ℃, people are basically evacuated, the smoke discharge has no practical significance, the fire is brought in the smoke, the valve is automatically closed, and the fire is prevented from spreading, however, various smoke discharge fire prevention valves on the market still have various problems.
The currently used smoke exhaust fire damper has low efficiency during smoke exhaust, so that the smoke circulation is slow and the smoke exhaust efficiency is low; and present smoke exhaust fire damper stability after sealed is not high, when taking place conflagration under the impact of stormy waves, makes easily to produce the gap between the inside closing plate of smoke exhaust fire damper, leads to the flue gas to reveal.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a safe efficient fire prevention valve that discharges fume to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a safe and efficient smoke-discharging fire-resisting damper comprises a main body, wherein a chute is formed in the main body, sealing plates are movably arranged on the upper side and the lower side of the inner part of the chute through rotating shafts, a fixed rod is movably arranged on the right side of the upper end and the lower end of the inner part of the chute, a mounting frame is movably arranged on the right side of the upper end and the lower end of the inner part of the chute through rotating shafts, a right-end first motor is fixedly arranged at one end of the mounting frame, a lead screw is fixedly arranged at the output shaft end of the first motor, one end of the lead screw, which is far away from the first motor, is movably arranged in a threaded hole formed in the fixed rod, a fixed plate is fixedly arranged on the right side of the chute on the inner wall of the main body, an air, the right side of mounting panel is provided with the second motor through the fixed mount, the output shaft end of second motor is provided with the impeller in the fixed left side of mounting panel, the left end activity of impeller sets up inside the air outlet.
Preferably, a sealing strip is fixedly arranged on the left side inside the sliding groove.
Preferably, the upper end and the lower end of the inside of the sliding groove are both provided with limiting grooves, the two sides of the sealing plate are both fixedly provided with sliding blocks, the sliding blocks are movably arranged in the limiting grooves, and the limiting grooves are arc-shaped.
Preferably, the sealing plates are fixedly provided with sealing blocks at the ends close to each other.
Preferably, the bottom end and the right side of the top end of the sealing plate are fixedly provided with a baffle plate.
Preferably, the air outlet is circular, and the air outlet is meshed with the impeller.
Preferably, the clamping plate is fixedly arranged in the mounting groove through a bolt.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses an open the second motor, make the second motor drive impeller take place to rotate, can make the air of smoke exhaust fire damper left end extract the right-hand member of smoke exhaust fire damper through the impeller when the impeller carries out the pivoted, can effectual increase smoke exhaust fire damper's smoke exhaust efficiency.
(2) The utility model discloses a first motor drives the lead screw and rotates, make the lead screw left end setting in the inside part of dead lever diminish gradually when the lead screw rotates, make the dead lever length of total length side with the lead screw, can prop the closing plate through lead screw and dead lever this moment, and the slider slides in the spacing inslot portion this moment, the one end that makes two sealing plates be close to gradually is close to, make the sealing strip contact of the left end setting inside being of left side and the spout of closing plate, can play fine sealed effect this moment, and through the supporting role of dead lever and lead screw to the closing plate, can effectively guarantee the stability of closing plate.
Drawings
FIG. 1 is a schematic view of the overall structure of a safe and efficient smoke-discharging fire-proof valve of the present invention;
fig. 2 is an enlarged schematic view of a safe and efficient smoke evacuation fire damper of the present invention at a point a in fig. 1;
FIG. 3 is a schematic view of a structure of a fixing plate of the safe and efficient smoke exhaust fire damper of the present invention;
fig. 4 is the utility model relates to a schematic diagram is seted up to safe efficient smoke exhaust fire damper's spout.
In the figure: 1. a main body; 2. a chute; 3. a sealing plate; 4. fixing the rod; 5. a mounting frame; 6. a first motor; 7. a screw rod; 8. a fixing plate; 9. an air outlet; 10. mounting grooves; 11. mounting a plate; 12. clamping a plate; 13. a second motor; 14. an impeller; 15. a limiting groove; 16. a slider; 17. and a baffle plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a safe and efficient smoke exhaust fire damper, which comprises a main body 1, a chute 2 is formed in the main body 1, sealing plates 3 are movably disposed on the upper and lower sides of the inside of the chute 2 through a rotating shaft, a fixing rod 4 is movably disposed on the right side of the sealing plate 3 through a rotating shaft, a mounting frame 5 is movably disposed on the right side of the upper and lower ends of the inside of the chute 2 through a rotating shaft, a right-hand first motor 6 is fixedly disposed at one end of the mounting frame 5, a lead screw 7 is fixedly disposed on the output shaft of the first motor 6, the end of the lead screw 7 away from the first motor 6 is movably disposed inside a threaded hole formed in the fixing rod 4, a fixing plate 8 is fixedly disposed on the right side of the chute 2 on the inner wall of the main body 1, the cardboard 12 is all fixed being provided with in four sides of mounting panel 11, inside cardboard 12 kept away from the fixed mounting groove 10 that is provided with of one end of mounting panel 11, the fixed second motor 13 that is provided with of mount is passed through on the right side of mounting panel 11, and the output shaft end of second motor 13 is fixed in the left side of mounting panel 11 and is provided with impeller 14, and impeller 14's left end activity sets up inside air outlet 9.
In this embodiment, preferably, the sealing strip is fixedly arranged on the left side inside the chute 2, so that the sealing effect is better;
in this embodiment, preferably, the upper end and the lower end of the inside of the chute 2 are both provided with a limiting groove 15, the two sides of the sealing plate 3 are both fixedly provided with a sliding block 16, the sliding block 16 is movably arranged inside the limiting groove 15, and the limiting groove 15 is arc-shaped, so that the movement of the sealing plate 15 is more stable;
in this embodiment, preferably, the sealing blocks are fixedly disposed at the ends of the sealing plates 3 close to each other, so that the gap between the two sealing plates 3 can be sealed when the two sealing plates 3 are sealed;
in the embodiment, preferably, the baffle 17 is fixedly arranged on the right side of the top end of the bottom end sealing plate 3, so that the sealing property is improved;
in this embodiment, preferably, the shape of the air outlet 9 is circular, and the air outlet 9 is engaged with the impeller 14;
in this embodiment, preferably, the clamping plate 12 is fixedly arranged inside the mounting groove 10 through bolts, so that the mounting and dismounting are more convenient.
The utility model discloses a theory of operation and use flow: when the smoke exhaust fire damper is used for exhausting smoke, the second motor 13 is started to drive the impeller 14 to rotate, air at the left end of the smoke exhaust fire damper can be pumped to the right end of the smoke exhaust fire damper through the impeller 14 when the impeller 14 rotates, the smoke exhaust efficiency of the smoke exhaust fire damper can be effectively increased, when the smoke exhaust fire damper needs to be closed, the screw rod 7 is driven to rotate through the first motor 6, the part of the left end of the screw rod 7, which is arranged inside the fixed rod 4, is gradually reduced when the screw rod 7 rotates, the total length of the fixed rod 4 and the screw rod 7 is longer, the sealing plates 3 can be supported through the screw rod 7 and the fixed rod 4, the sliding block 16 slides inside the limiting groove 15 at the moment, the ends, which are close to the two sealing plates 3, are gradually close to each other, and the left side of the sealing plate 3 is in contact with the sealing strip arranged at the left end inside the sliding, can play fine sealed effect this moment, and through the supporting role of dead lever 4 and lead screw 7 to closing plate 3, can effectively guarantee closing plate 3's stability.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, and variations may be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a safe efficient fire damper that discharges fume, includes main part (1), its characterized in that: the novel electric iron wire rope is characterized in that a sliding groove (2) is formed in the main body (1), sealing plates (3) are movably arranged on the upper side and the lower side of the inner portion of the sliding groove (2) through rotating shafts, a fixing rod (4) is movably arranged on the right side of the sealing plate (3) through rotating shafts, mounting frames (5) are movably arranged on the right sides of the upper end and the lower end of the inner portion of the sliding groove (2) through rotating shafts, a right-end first motor (6) is fixedly arranged at one end of each mounting frame (5), a lead screw (7) is fixedly arranged at the output shaft end of each first motor (6), one end, far away from each first motor (6), of each lead screw (7) is movably arranged in a threaded hole formed in each fixing rod (4), a fixing plate (8) is fixedly arranged on the right side of the sliding groove (2) on, the air conditioner is characterized in that a mounting plate (11) is movably arranged on the right side inside the main body (1), clamping plates (12) are fixedly arranged on four sides of the mounting plate (11), one end, far away from the mounting plate (11), of each clamping plate (12) is fixedly arranged inside a mounting groove (10), a second motor (13) is fixedly arranged on the right side of the mounting plate (11) through a fixing frame, an impeller (14) is fixedly arranged at the left side of the mounting plate (11) at the output shaft end of the second motor (13), and the left end of the impeller (14) is movably arranged inside the air outlet (9).
2. A safe and efficient smoke evacuation fire damper as claimed in claim 1, wherein: and a sealing strip is fixedly arranged on the left side inside the sliding groove (2).
3. A safe and efficient smoke evacuation fire damper as claimed in claim 1, wherein: limiting grooves (15) are formed in the upper end and the lower end of the interior of the sliding groove (2), sliding blocks (16) are fixedly arranged on the two sides of the sealing plate (3), the sliding blocks (16) are movably arranged in the limiting grooves (15), and the limiting grooves (15) are arc-shaped.
4. A safe and efficient smoke evacuation fire damper as claimed in claim 1, wherein: and one end of the sealing plate (3) close to each other is fixedly provided with a sealing block.
5. A safe and efficient smoke evacuation fire damper as claimed in claim 1, wherein: the bottom end and the right side of the top end of the sealing plate (3) are fixedly provided with a baffle plate (17).
6. A safe and efficient smoke evacuation fire damper as claimed in claim 1, wherein: the air outlet (9) is circular, and the air outlet (9) is meshed with the impeller (14).
7. A safe and efficient smoke evacuation fire damper as claimed in claim 1, wherein: the clamping plate (12) is fixedly arranged in the mounting groove (10) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020529782.9U CN212107112U (en) | 2020-04-13 | 2020-04-13 | Safe efficient fire prevention valve that discharges fume |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020529782.9U CN212107112U (en) | 2020-04-13 | 2020-04-13 | Safe efficient fire prevention valve that discharges fume |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212107112U true CN212107112U (en) | 2020-12-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020529782.9U Active CN212107112U (en) | 2020-04-13 | 2020-04-13 | Safe efficient fire prevention valve that discharges fume |
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| Country | Link |
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| CN (1) | CN212107112U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113082883A (en) * | 2021-03-31 | 2021-07-09 | 江苏大橡木集团有限公司 | Laboratory fire control fume extractor |
-
2020
- 2020-04-13 CN CN202020529782.9U patent/CN212107112U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113082883A (en) * | 2021-03-31 | 2021-07-09 | 江苏大橡木集团有限公司 | Laboratory fire control fume extractor |
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