CN205715874U - A kind of fire resisting damper open in usual - Google Patents
A kind of fire resisting damper open in usual Download PDFInfo
- Publication number
- CN205715874U CN205715874U CN201620371615.XU CN201620371615U CN205715874U CN 205715874 U CN205715874 U CN 205715874U CN 201620371615 U CN201620371615 U CN 201620371615U CN 205715874 U CN205715874 U CN 205715874U
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- CN
- China
- Prior art keywords
- blade
- valve body
- fire resisting
- resisting damper
- usual
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Abstract
The utility model discloses a kind of fire resisting damper open in usual, this fire resisting damper includes valve body and the actuator being positioned on valve body, described actuator is connected with temperature sensor, described valve body is provided with the sharf of several parallel settings, described sharf is positioned on blade rack, described sharf is provided with blade, described blade is connected by linkage, it is equipped with baffle plate in the left frame of described valve body and right frame, described blade rack includes that upper bracket and lower carriage, described sharf are provided with axle sleeve with the junction of blade rack；Being additionally provided with two sealing reeds on each blade rack, two sealing reeds lay respectively at the top of upper bracket and the lower section of lower carriage；Two ends, blade left and right are provided with sealed end, and the sealed end of adjacent blades closes contact mutually, and described blade is additionally provided with symmetrical projection.Blade construction is improved by this fire resisting damper, is provided with strip protruding, the probability of deformable blade when reducing high temperature.
Description
Technical field
This utility model belongs to fire resisting damper technical field, particularly relates to a kind of fire resisting damper open in usual.
Background technology
Fire resisting damper is typically mounted on ventilation, the sending of air handling system, return air duct, and fire resisting damper open in usual is at ordinary times in opening
Open state, during fire when in pipeline flue-gas temperature close when reaching 70 DEG C and leakage smoke and fire-resistant can be met within a certain period of time
Integrity demands, plays the valve every cigarette back-fire relief effect.
Fire resisting damper is typically made up of parts such as valve body, blade, actuator and heat detectors.When a fire, the scene of a fire
High temperature can make blade be deformed, and occurs gap between blade, thus cannot effectively stop spreading of flame and high temperature, except
Improvement in production technology level, also reply blade construction is optimized design so that it is more meet the use in the high temperature scene of a fire
Demand；Being designed with rubber weather strip between blade adjacent in the most existing fire resisting damper, it easily melts easy firing, can produce thorn
Nose temperature, should avoid or reduce use.
Utility model content
In order to solve above-mentioned technical problem, this utility model provides a kind of fire resisting damper open in usual, and this fire resisting damper is to blade
Structure improves, and is provided with strip protruding, the probability of deformable blade when reducing high temperature, and adjacent blades passes through sealed end phase
Guan Bi contact, it is not necessary to use sealing strip, has added sealing reed on blade rack simultaneously, has served sharf and high temp fire
The iris action of field, it is ensured that sharf two ends are in the environment of relative closure, improve the service life of fire resisting damper.
The technical solution of the utility model is: a kind of fire resisting damper open in usual, and this fire resisting damper includes valve body and is positioned at valve originally
Actuator on body, described valve body includes upper ledge, lower frame, left frame and right frame, described actuator and temperature sensor phase
Even, described valve body is provided with the sharf of several parallel settings, and described sharf is positioned on blade rack, described
Sharf is provided with blade, and described blade is connected by linkage, and the left frame of described valve body and right frame are equipped with baffle plate,
It is characterized in that, described blade rack includes upper bracket and lower carriage, described upper bracket and lower carriage standing valve body respectively
On upper ledge and lower frame, described sharf is provided with axle sleeve with the junction of blade rack；Be additionally provided with on each blade rack two close
Envelope reed, two sealing reeds lay respectively at the top of upper bracket and the lower section of lower carriage；Two ends, blade left and right are provided with sealed end,
The sealed end of adjacent blades closes contact mutually, and described blade is additionally provided with symmetrical projection, and described convex cross section is arc.
As preferably, the height of described valve body is 1250mm, and width is 800mm.
As preferably, described valve body uses the galvanized sheet that 2.0mm is thick.
As preferably, the number of described sharf is 3.
As preferably, described convex cross section is semicircle.
As preferably, described projection is strip, parallels with sharf, and is positioned at the position being connected with sealed end
Put.
As preferably, the operating temperature of described temperature sensor is 70 DEG C.
The beneficial effects of the utility model are:
1, first blade construction is improved by this fire resisting damper open in usual, is different from traditional blade two ends folding type knot
Structure, is provided with strip protruding, the probability of deformable blade when reducing high temperature；This strip projection is positioned at and sealed end phase simultaneously
The position connected, adjacent blades closes contact mutually by sealed end, belongs to parallel contact, it is not necessary to use sealing strip.
2, on blade rack, add sealing reed, serve the iris action of sharf and the high temperature scene of a fire, it is ensured that leaf
Bobbin two ends are in the environment of relative closure, improve the service life of fire resisting damper.
3, this fire resisting damper open in usual meets standard GB/T/T 15930-2007 " building ventilation and smoke evacuation system fire prevention
Valve " technology requirement.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the A-A direction view of Fig. 1.
Fig. 3 is upper bracket structural representation.
Wherein: 1, actuator 2, upper ledge 3, lower frame 4, left frame
5, right frame 6, temperature sensor 7, sharf 8, blade
9, linkage 10, baffle plate 11, upper bracket 12, lower carriage
13, axle sleeve 14, sealing reed 15, sealed end 16, projection
Detailed description of the invention
Below in conjunction with the accompanying drawings detailed description of the invention of the present utility model is made brief description.
As it can be seen, a kind of fire resisting damper open in usual, this fire resisting damper includes valve body and the actuator being positioned on valve body
1, described valve body includes upper ledge 2, lower frame 3, left frame 4 and right frame 5, and described actuator 1 is connected with temperature sensor 6, described
The operating temperature of temperature sensor 6 is 70 DEG C, at ordinary times in opening, during fire when in pipeline flue-gas temperature close when reaching 70 DEG C
Close, and leakage smoke and fire integrity demands can be met, play every cigarette back-fire relief effect, described valve body be provided with 3 equal
The sharf 7 that row is arranged, described sharf 7 is positioned on blade rack, and described sharf 7 is provided with blade 8, and described blade 8 leads to
Crossing linkage 9 to be connected, described blade is connected by linkage, it is ensured that several blade actions on same fire resisting damper
Concordance, the left frame 4 of described valve body and right frame 5 are equipped with baffle plate 10, and described blade rack includes upper bracket 11 and lower
On the upper ledge 2 of frame 12, described upper bracket 11 and lower carriage 12 standing valve body respectively and lower frame 3, described sharf 7 props up with blade
The junction of frame is provided with axle sleeve 13；Two sealing reeds 14, two sealing reed 14 positions respectively it are additionally provided with on each blade rack
In the top of upper bracket 11 and the lower section of lower carriage 12；Blade about 8 two ends are provided with sealed end 15, the sealed end of adjacent blades 8
15 phase Guan Bi contacts, described blade 8 is additionally provided with symmetrical strip projection 16, and described protruding 16 cross sections are semicircle,
Described protruding 16 parallel with sharf 7, and are positioned at the position being connected with sealed end 15.
In the present embodiment, the height of described valve body is 1250mm, and width is 800mm, and described valve body uses 2.0mm
Thick galvanized sheet.
Above an embodiment of the present utility model is described in detail, but described content is the most of the present utility model
Preferred embodiment, it is impossible to be considered for limiting practical range of the present utility model.All made according to this utility model application range
Impartial change and improvement etc., within all should still belonging to patent covering scope of the present utility model.
Claims (7)
1. a fire resisting damper open in usual, this fire resisting damper includes valve body and the actuator being positioned on valve body, described valve body
Including upper ledge, lower frame, left frame and right frame, described actuator is connected with temperature sensor, if described valve body is provided with
The sharf of dry parallel setting, described sharf is positioned on blade rack, and described sharf is provided with blade, described blade
It is connected by linkage, the left frame of described valve body and right frame is equipped with baffle plate, it is characterised in that described blade rack bag
Include upper bracket and lower carriage, on the upper ledge of described upper bracket and lower carriage standing valve body respectively and lower frame, described sharf with
The junction of blade rack is provided with axle sleeve；Two sealing reeds, two sealing reed positions respectively it are additionally provided with on each blade rack
In the top of upper bracket and the lower section of lower carriage；Two ends, blade left and right are provided with sealed end, and the sealed end of adjacent blades closes mutually and connects
Touching, described blade is additionally provided with symmetrical projection, described convex cross section is arc.
One the most according to claim 1 fire resisting damper open in usual, it is characterised in that the height of described valve body is
1250mm, width is 800mm.
One the most according to claim 1 fire resisting damper open in usual, it is characterised in that described valve body uses 2.0mm thickness
Galvanized sheet.
One the most according to claim 1 fire resisting damper open in usual, it is characterised in that the number of described sharf is 3.
One the most according to claim 1 fire resisting damper open in usual, it is characterised in that described convex cross section is semicircle.
One the most according to claim 1 fire resisting damper open in usual, it is characterised in that described projection is strip, with blade
Axle is parallel, and is positioned at the position being connected with sealed end.
One the most according to claim 1 fire resisting damper open in usual, it is characterised in that the operating temperature of described temperature sensor
It it is 70 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620371615.XU CN205715874U (en) | 2016-04-27 | 2016-04-27 | A kind of fire resisting damper open in usual |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620371615.XU CN205715874U (en) | 2016-04-27 | 2016-04-27 | A kind of fire resisting damper open in usual |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205715874U true CN205715874U (en) | 2016-11-23 |
Family
ID=57292527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620371615.XU Expired - Fee Related CN205715874U (en) | 2016-04-27 | 2016-04-27 | A kind of fire resisting damper open in usual |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205715874U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106594370A (en) * | 2016-12-29 | 2017-04-26 | 天津市金中基暖通净化设备有限公司 | Manual oppositely-opened multi-vane air amount adjusting valve |
-
2016
- 2016-04-27 CN CN201620371615.XU patent/CN205715874U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106594370A (en) * | 2016-12-29 | 2017-04-26 | 天津市金中基暖通净化设备有限公司 | Manual oppositely-opened multi-vane air amount adjusting valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161123 Termination date: 20200427 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |