CN206159509U - High airtight novel fire prevention valve - Google Patents
High airtight novel fire prevention valve Download PDFInfo
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- CN206159509U CN206159509U CN201621255942.5U CN201621255942U CN206159509U CN 206159509 U CN206159509 U CN 206159509U CN 201621255942 U CN201621255942 U CN 201621255942U CN 206159509 U CN206159509 U CN 206159509U
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- blade
- bobbin
- valve body
- novel fire
- accessory lobes
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Abstract
The utility model discloses a high airtight novel fire prevention valve, including the valve body valve member inside with arranging the valve body in, the valve member include the blade, the main blade axle, the accessory lobes bobbin, an execution mechanism, connecting rod and rocking arm, blade retention is in main blade axle or accessory lobes bobbin, main blade axle and accessory lobes bobbin are connected the connecting rod through the rocking arm and are kept the linkage, still include blade sealing spare and body seals spare, blade sealing spare sets up in the lap -joint of blade, body seals spare sets up in the junction of main blade axle and accessory lobes bobbin and valve body, the blade passes through blade splint and bolt fixed connection with the rocking arm, actuating mechanism's round pin axle one end is fixed in actuating mechanism, the other end keeps the blade to be in the open mode with the locking of temperature -sensing ware, the temperature -sensing ware fuses under specified fusing temperature, thereby automatic disconnection makes the blade be in the closure state with being connected of round pin axle. The utility model discloses the closure state lower seal is effectual, and air leakage under the high temperature work significantly reduces.
Description
Technical field
The utility model is related to a kind of fire resisting damper of ventilation and fire-fighting smoke exhaust system, more particularly to a kind of high airtight new anti-
Fiery valve.
Background technology
In prior art, certain gap is there are between fireproof valve body and blade, make valve there is inleakage excessive, shadow
Ring fire resisting damper enclosed tobacco-partition Fire resistances；Fire resisting damper occur fire when, due to temperature raise, blade produce distortion, blade with
Blade lap-joint gap becomes big, affects fire resisting damper enclosed tobacco-partition Fire resistances；It is by main axis band that fireproof valve blade is rotated
Movable vane piece, then drive other blades to rotate by connecting rod, because blade drives blade to rotate, make vane stress unbalanced, affect
Valve airtight performance；Fireproof valve blade axle and blade are that, by being welded to connect, due to expanding with heat and contract with cold in welding process, blade is produced
Raw distortion, makes blade overlap out-of-flatness with blade, affects valve airtight performance.
Therefore, for the defect of above-mentioned impact fire resisting damper enclosed tobacco-partition Fire resistances, it is necessary to make improvements, so as to
There is provided a kind of with more preferably fire resisting damper of the sealing every cigarette back-fire relief effect.
The content of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, there is provided a kind of high airtight novel fire damper,
The fire-proof valve structure is simple, and low manufacture cost can effectively reduce inleakage, and sealing effectiveness is reliable and stable.
In order to achieve the above object, the technical solution adopted in the utility model is：A kind of high airtight novel fire damper, including
Valve body and the valve member for being placed in valve inner, described valve member includes blade, main lobe bobbin, accessory lobes bobbin, execution machine
Structure, connecting rod and rocking arm, blade includes blade and lower blade, and blade is fixed on main lobe bobbin, and lower blade is fixed on accessory lobes
On bobbin, main lobe bobbin and accessory lobes bobbin connect connecting rod by rocking arm, and main lobe bobbin is fixed on and installed in valve body in executing agency
It is outside；
Also include vane seals and valve body seal, vane seals are arranged at blade and lower blade lap-joint, valve
Body seal is arranged at the junction of main lobe bobbin and accessory lobes bobbin and valve body.
Described blade is fixedly connected with rocking arm by blade clamping plate and bolt.
Main lobe bobbin or accessory lobes bobbin are installed in the cylindrical cavity between described blade and rocking arm.
Described main lobe bobbin constitutes link gear by connecting rod and rocking arm with accessory lobes bobbin.
Described executing agency also includes being arranged at the temperature inductor and bearing pin of executing agency side, and bearing pin one end is fixed
In executing agency, the other end is locked with temperature inductor, and temperature inductor is fixed on blade.
Described temperature inductor is set to disconnect the connection with bearing pin automatically under specified fusing-off temperature.
To be inverted S-shaped, side contacts described vane seals with blade face, opposite side and lower blade linear contact lay.
Described valve body seal is flat Loadings On Hemispherical Shell, is contacted for face with the internal protrusion junction of valve body.
Described valve member also includes upper fixed blade, lower fixed blade and copper sheathing, upper fixed blade and lower fixed leaf
Piece is L-shaped, is contacted with valve body face, and copper sheathing is arranged at the internal protrusion junction of valve body, main lobe bobbin and accessory lobes bobbin two ends
Respectively wear a copper sheathing.
Four angles of described valve body are provided with four limbs.
The beneficial effects of the utility model are：Fireproof valve body inside increase on fix blade and lower fixed blade, its with
Vane seals are set between blade, so as to reduce the inleakage between valve body and blade；Adopt between blade clamping plate and blade
Screw connection, it is to avoid the installation gap of the deformation effect blade of blade during welding；It is by connecting between axle and axle that blade is rotated
Bar transmission is rotated, and makes vane stress more balanced, so that it is guaranteed that the spacing between blade stablizes controllable, is conducive to being protected under folding condition
Hold and divulge information and closed, the effect of wherein valve body seal is to reduce the inleakage between valve body and sharf, vane seals
Effect is to reduce the inleakage between blade and blade.
Description of the drawings
Fig. 1 is utility model embodiment main structure diagram.
Fig. 2 is the cross section structure diagram in A-A directions in Fig. 1.
Fig. 3 is the partial enlargement structural representation in Fig. 1 at B.
Fig. 4 is the partial enlargement structural representation in Fig. 2 at C.
Mark in accompanying drawing for：1. valve body；11. limbs；Blade is fixed on 12.；13. times fixed blades；2. valve member；
20. executing agencies；21. temperature inductors；22. connecting rods；23. rocking arms；24. bearing pins；3. main lobe bobbin；31. accessory lobes bobbins；4.
Blade clamping plate；5. bolt；6. blade；68. blades；7. vane seals；8. lower blade；9. valve body seal；91. copper sheathings.
Specific embodiment
It is described in detail referring to the drawings with reference to embodiment, to enter to technical characteristic of the present utility model and advantage
Row deeper into annotation.
As Figure 1-4, the high airtight novel fire damper of one kind of the present utility model, including valve body 1 and it is placed in inside valve body 1
Valve member 2, described valve member 2 include blade 68, main lobe bobbin 3, accessory lobes bobbin 31, executing agency 20, connecting rod 22,
Rocking arm 23, vane seals 7, valve body seal 9, upper fixed blade 12, lower fixed blade 13 and copper sheathing 91, blade 68 includes upper
Blade 6 and lower blade 8；Described blade 68 is fixedly connected with rocking arm 23 by blade clamping plate 4 and bolt 5；Described blade 68
With installation main lobe bobbin 3 or accessory lobes bobbin 31 in the cylindrical cavity between rocking arm 23；Described main lobe bobbin 3 passes through connecting rod 22
Linkage is kept with rocking arm 23 and accessory lobes bobbin 31；Described executing agency 20 includes temperature inductor 21 and bearing pin 24, temperature sense
Device 21 is answered to be fixed on blade 68, executing agency 20 is fixed in the one end of bearing pin 24, and the other end keeps leaf with the locking of temperature inductor 21
Piece is in open mode, and temperature inductor disconnects automatically under specified fusing-off temperature makes blade be in closed form with the connection of bearing pin
State.Valve body 1 is square shape, and at its four angles four limbs are provided with, can conveniently installation, the blade 68 of valve member 2 and master
Sharf 3 or/and accessory lobes bobbin 31 can be adapted to work according to what the size of valve body 1 did accordingly size and structural strength
Condition.
When fire resisting damper is passed through without fire or high-temperature flue gas, temperature inductor 21 detects temperature less than specified fusing
Without fusing, i.e., temperature inductor 21 locks bearing pin 24 to temperature, and by executing agency 20, connecting rod 22 and rocking arm 23 blade 68 is made
In open mode；When a fire, high-temperature flue gas are by fire resisting damper, and it is molten higher than specified that temperature inductor 21 detects temperature
Disconnected temperature and fuse, i.e. temperature inductor 21 disconnects and the connection of bearing pin 24, and now executing agency 20 opens under gravity
Beginning work, makes main lobe bobbin 3 and accessory lobes bobbin 31 keep linkage by connecting rod 22 and the collective effect of rocking arm 23, simultaneously closes off blade
68, hinder high-temperature flue gas to pass through, realize sealing every cigarette back-fire relief function.
As shown in Figure 1, 2, blade 68 is fixedly connected with rocking arm 23 by blade clamping plate 4 and bolt 5, on the one hand installs letter
It is single, on the other hand overcome the local stress deformation that welding manner brings so that the installation gap between blade 68 stablizes controllable,
Inleakage can be effectively reduced under the closure state of blade 68.
As shown in Fig. 2 main lobe bobbin 3 or accessory lobes bobbin 31 are installed in the cylindrical cavity between blade 68 and rocking arm 23,
The intensity of blade 68 is improved, while can also arrange on blade 68 taking the measures such as reinforcement further to lift the intensity of blade 68, leaf
Piece 68 can also further lift as needed fire protecting performance, such as coat refractory ceramics layer.
As shown in Fig. 2 main lobe bobbin 3 keeps linking by connecting rod 22 and rocking arm with accessory lobes bobbin 31, the one of main lobe bobbin 3
End connection executing agency 20, executing agency 20 is in heat detector control or Electronic control or release spring power, drive under control manually
Main lobe bobbin works, and then is acted on by the linkage of connecting rod 22, makes the close synchronously of all blades 68.
As shown in figure 3, vane seals 7 are to be inverted S-shaped, it is contacted with the face of blade 6, with the linear contact lay of lower blade 8, works as height
When warm flue gas passes through, the bottom of vane seals 7 is subject to the gas pressure of high-temperature flue gas so as to become by linear contact lay with lower blade 8
Into face contact, so as to greatly reduce the inleakage between blade 68.
As shown in Figure 2,4, valve body seal 9 is flat Loadings On Hemispherical Shell, and it connects with the internal protrusion junction of valve body 1 for face
Touch, it is possible to reduce the gap between main lobe bobbin 3 and accessory lobes bobbin 31 and valve body 1, so as to play closed effect.Valve member
2 also include upper fixed blade 12, lower fixed blade 13 and copper sheathing 91, and upper fixed blade 12 and lower fixed blade 13 are L-shaped, all and
The face of valve body 1 contacts, and vane seals 7 are all provided between blade 68, further reduces between blade 68 and valve body 1
Inleakage.Copper sheathing 91 is arranged at the internal protrusion junction of valve body 1, and main lobe bobbin 3 or the two ends of accessory lobes bobbin 31 respectively wear one
Copper sheathing 91, can preferably make main lobe bobbin 3 or the axially-movable of accessory lobes bobbin 31, so as not to block or cannot normal rotation, together
Sample can also guarantee axially-movable normal work using modes such as bearings.
Clear, complete description is carried out to the utility model by the technical scheme in above example, it is clear that described
Embodiment be the utility model part embodiment, rather than the embodiment of whole.Based on the enforcement in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made is belonged to
The scope of the utility model protection.
Claims (10)
1. a kind of high airtight novel fire damper, it is characterised in that：Including valve body (1) and the valve member being placed in inside valve body (1)
(2), described valve member (2) includes blade (68), main lobe bobbin (3), accessory lobes bobbin (31), executing agency (20), connecting rod
(22) and rocking arm (23), blade (68) includes blade (6) and lower blade (8), and blade (6) is fixed on main lobe bobbin (3),
Lower blade (8) is fixed on accessory lobes bobbin (31), and main lobe bobbin (3) and accessory lobes bobbin (31) connect connecting rod by rocking arm (23)
(22), main lobe bobbin (3) is fixed on and installed in valve body (1) outside in executing agency (20)；
Also include vane seals (7) and valve body seal (9), vane seals (7) are arranged at blade (6) and lower blade
(8) lap-joint, valve body seal (9) is arranged at the junction of main lobe bobbin (3) and accessory lobes bobbin (31) and valve body (1).
2. high airtight novel fire damper according to claim 1, it is characterised in that described blade (68) and rocking arm (23)
It is fixedly connected with bolt (5) by blade clamping plate (4).
3. high airtight novel fire damper according to claim 2, it is characterised in that described blade (68) and rocking arm (23)
Between cylindrical cavity in main lobe bobbin (3) or accessory lobes bobbin (31) is installed.
4. high airtight novel fire damper according to claim 3, it is characterised in that described main lobe bobbin (3) is by even
Bar (22) and rocking arm (23) constitute link gear with accessory lobes bobbin (31).
5. high airtight novel fire damper according to claim 4, it is characterised in that described executing agency (20) also includes
The temperature inductor (21) and bearing pin (24) of executing agency (20) side are arranged at, executing agency is fixed in bearing pin (24) one end
(20), the other end is locked with temperature inductor (21), and temperature inductor (21) is fixed on blade (68).
6. high airtight novel fire damper according to claim 5, it is characterised in that described temperature inductor (21) is arranged
It is to disconnect the connection with bearing pin (24) automatically under specified fusing-off temperature.
7. high airtight novel fire damper according to claim 6, it is characterised in that described vane seals (7) are to fall
S-shaped is put, side contacts with blade (6) face, side lower blade linear contact lay.
8. high airtight novel fire damper according to claim 7, it is characterised in that described valve body seal (9) is flat
Flat Loadings On Hemispherical Shell, contacts with the internal protrusion junction of valve body (1) for face.
9. high airtight novel fire damper according to claim 8, it is characterised in that described valve member (2) also includes
Upper fixed blade (12), lower fixed blade (13) and copper sheathing (91), upper fixed blade (12) and lower fixed blade (13) are L-shaped,
Contact with valve body (1) face, copper sheathing (91) is arranged at the internal protrusion junction of valve body (1), main lobe bobbin (3) and accessory lobes bobbin
(31) two ends respectively wear a copper sheathing (91).
10. high airtight novel fire damper according to claim 9, it is characterised in that four angles peace of described valve body (1)
Equipped with four limbs (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621255942.5U CN206159509U (en) | 2016-11-08 | 2016-11-08 | High airtight novel fire prevention valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621255942.5U CN206159509U (en) | 2016-11-08 | 2016-11-08 | High airtight novel fire prevention valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206159509U true CN206159509U (en) | 2017-05-10 |
Family
ID=58661216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621255942.5U Active CN206159509U (en) | 2016-11-08 | 2016-11-08 | High airtight novel fire prevention valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206159509U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108744350A (en) * | 2018-07-10 | 2018-11-06 | 广州市泰昌实业有限公司 | High-air-tightness anti-fire smoke expelling valve and smoke discharging pipe |
| CN108757960A (en) * | 2018-08-20 | 2018-11-06 | 致和环境科技（江苏）有限公司 | A kind of closed butterfly valve |
| CN110185807A (en) * | 2019-06-11 | 2019-08-30 | 点夺机电工程江苏有限公司 | A kind of side's valve |
| CN112780785A (en) * | 2019-11-11 | 2021-05-11 | 四川泓奇航都科技有限公司 | Fire-proof valve |
-
2016
- 2016-11-08 CN CN201621255942.5U patent/CN206159509U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108744350A (en) * | 2018-07-10 | 2018-11-06 | 广州市泰昌实业有限公司 | High-air-tightness anti-fire smoke expelling valve and smoke discharging pipe |
| CN108757960A (en) * | 2018-08-20 | 2018-11-06 | 致和环境科技（江苏）有限公司 | A kind of closed butterfly valve |
| CN110185807A (en) * | 2019-06-11 | 2019-08-30 | 点夺机电工程江苏有限公司 | A kind of side's valve |
| CN112780785A (en) * | 2019-11-11 | 2021-05-11 | 四川泓奇航都科技有限公司 | Fire-proof valve |
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