CN208858950U - Novel fireproof valve - Google Patents
Novel fireproof valve Download PDFInfo
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- CN208858950U CN208858950U CN201821676182.4U CN201821676182U CN208858950U CN 208858950 U CN208858950 U CN 208858950U CN 201821676182 U CN201821676182 U CN 201821676182U CN 208858950 U CN208858950 U CN 208858950U
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Abstract
The utility model discloses a kind of Novel fireproof valves comprising a circular valve body, valve body are internally provided with two split blades, a middle partition are equipped between two blades, riveting is fixed with a Packing spring piece on the trailing flank of middle partition；It is provided with sealing limit baffle on the inner wall of valve body, in the top and bottom of the inner wall of valve body, is provided with one section of gap between the sealing limit baffle of the left and right sides respectively, in gap, fixed blade drive shaft and blade is inserted on axle sleeve；A fireproof valve executing mechanism is fixed on valve body；A driving piece is connected on main drive shaft, driving piece is connected by rivet with chain left end, and the right end of chain is connected with the connecting lever at the top of universal driving shaft.By designing above, left side blade and right side blade are used to opening structure the utility model, effectively reduce driving power；When by impacting with high pressure, effectively blade and sealing limit baffle and Packing spring piece can be pressed together.
Description
Technical field
The utility model relates to fire-protection valve technical field more particularly to a kind of Novel fireproof valves.
Background technique
Known, fire resisting damper is generally mounted in passage of central air conditioner system, and working principle on valve using installing
The temperature of pole fusible alloy controls, and using the effect of gravity and tension spring mechanism, when fire occurs, flame invades air duct,
High temperature melts the fusible alloy on valve, or so that memorial alloy is generated deformation is automatically closed valve, for air duct and fire prevention
The perforative occasion of subregion.
In recent years, gradually improving with fire-protection valve industry technology, more and more fire resisting dampers use dedicated driving
Device driving, such driving device are generally fixed on the outer round surface of fire-protection valve, bottom end drive shaft and blade main shaft
It is direct-connected, blade main shaft is directly driven by driving device to realize the switch of fire-protection valve, and the inside of such fire-protection valve
It is swung for single blade, because its driving moment is larger, so the driving power requirement to driving device is larger, to actual use band
Carry out certain drawbacks.By improving, also there are many producers to use the fire-protection valve of more blades coordinated type in the same direction at present, pass through
Blade interior installs connecting shaft additional, and perhaps linkage is when by high temperature or other unsafe conditions, in the driving of driving device
Under, linkage or connecting shaft drive all blades to swing in the same direction together, and then realize fire prevention sealing function, but such knot
Structure is complicated for the fire-protection valve of configuration formula, causes to assemble and install extremely inconvenience when production, and because its accessory is numerous after use
It is more, it is easy to appear failure, airtight performance cannot ensure well.
How to be improved by technology, designed a novel as industry technical staff for the drawback in the prior art
Fire-protection valve allows in the technical foundation of existing fire-protection valve, can not only reduce driving power, but also can be effectively ensured
Closed and fire protecting performance, improve packaging efficiency, reduce use process sequence in failure rate be existing industry technical staff urgently
The technical issues of solution.
Summary of the invention
To achieve the goals above, the technical scheme adopted is as follows for the utility model: a kind of Novel fireproof valve, packet
A circular valve body is included, valve body is internally provided with two split blades, is vertically provided with one between two blades
Middle partition, riveting is fixed with a Packing spring piece on the trailing flank on middle partition, and Packing spring piece or so extends middle partition
Setting；At the inside front-rear center of valve body, on the inner wall of valve body, the left and right sides all welding are provided with sealing limit baffle,
In the top and bottom of the inner wall of valve body, respectively the left and right sides sealing limit baffle between be provided with one section of gap,
In gap, it is respectively arranged with an axle sleeve close to the sealing limit baffle in left side and the sealing limit baffle on right side, is inserted on axle sleeve
It is fixed with blade drive shaft, blade drive shaft and blade welding setting, the blade drive shaft positioned at left side is main drive shaft, top
Portion is after valve body and fireproof valve executing mechanism direct connection, the blade drive shaft positioned at right side are universal driving shaft；On main drive shaft top
It is welded with the fixed bracket of a fireproof valve executing mechanism at position, on valve body, is fixed on the fixed bracket of fireproof valve executing mechanism
One fireproof valve executing mechanism；On main drive shaft, in the driving piece that is externally connected to of valve body, piece is driven to pass through rivet
It is connected with horizontally disposed chain left end, the right end of chain is connected with the connecting lever at the top of universal driving shaft.
On the right side of universal driving shaft, be welded with the fixed bracket of tension spring on valve body, the fixed bracket of tension spring by tension spring and
The right end of chain connects.
The fixed bracket of the middle part fireproof valve executing mechanism designs for U-shaped structure, and open end is towards front side.
Two blades of left and right settings are symmetrical arranged, and structure is identical；On the blade in left side, on a main drive shaft left side
Right two sides are all distributed, and are outer blade section on the left of main drive shaft, are inner blade section, Outer blade positioned at right side
Partially larger than inner blade section.
It is welded with a gap baffle along the inner wall of outer frame body respectively in the gap of the top and bottom of the inner wall of valve body,
Gap baffle plate setting is between two axle sleeves；For gap baffle when fixed, setting position is forward compared with sealing limit baffle, gap
The gap of setting before and after baffle and sealing limit baffle between the two is greater than or equal to the thickness of blade.
In the inside of valve body, the bottom of fireproof valve executing mechanism is provided with temperature inductor, the temperature inductor
It is arranged in the support bracket fastened front side of fireproof valve executing mechanism.
It is designed above the beneficial effects of the utility model are: the utility model passes through, by being arranged in the inside of valve body
There are two split blades, and by the way that sealing limit baffle is arranged on the internal diameter of valve body, while setting at valve inner center
Middle partition is set, setting Packing spring piece by fireproof valve executing mechanism direct connection main drive shaft, passes through when in use on middle partition
Main drive shaft drive left side blade oscillating, under the action of the chain on valve body, universal driving shaft drive right side blade oscillating, by with
Upper movement, left side blade and right side blade are used to opening structure, and such structure effectively reduces influence of the windage to blade, are reduced
Driving power；Furthermore by the way that Packing spring piece is arranged on middle partition, after blade is closed, in the effect of internal wind pressure
Under, edge blows blade to sealing limit baffle, and intermediate position blows Packing spring piece on blade, by such structure,
When by impacting with high pressure, effectively blade and sealing limit baffle and Packing spring piece can be pressed together, effectively mentioned
Leakproofness under high the utility model use state.
Detailed description of the invention
Fig. 1 is the utility model antero-lateral perspective schematic diagram；
Fig. 2 is the utility model rear perspective schematic diagram；
Fig. 3 is the utility model schematic view of the front view；
Fig. 4 be in Fig. 3 A to structure enlarged structure schematic diagram；
Fig. 5 is that the utility model overlooks section structural schematic diagram；
Fig. 6 is the closed structure schematic diagram under the utility model overlooking state；
Appended drawing reference: 1, valve body, 2, the fixed bracket of fireproof valve executing mechanism, 3, fireproof valve executing mechanism, 4, handle, 5, chain
Item, 6, connecting lever, 7, tension spring, 8, the fixed bracket of tension spring, 9, universal driving shaft, 10, driving piece, 11, sealing limit baffle, 12, blade,
13, temperature inductor, 14, main drive shaft, 15, axle sleeve, 16, middle partition, 17, Packing spring piece, 18, gap baffle.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing, to this reality
It is further elaborated with novel.It should be appreciated that the specific embodiments described herein are only used to explain that this is practical
It is novel, it is not used to limit the utility model.
As shown in the picture, a kind of Novel fireproof valve comprising a circular valve body 1, valve body 1 are internally provided with two
A split blade 12 is vertically provided with a middle partition 16 between two blades 12, rivets on the trailing flank of middle partition 16
It is fixed with a Packing spring piece 17, Packing spring piece 17 or so extends middle 16 left and right side of partition setting, to increase interval
Plate 16 is special that valve body 1 is designed as U-shaped structure design to the support strength of entire valve body 1, open end towards front side, in order to
Trailing flank fixing seal spring leaf 17；At the inside front-rear center of valve body 1, on the inner wall of the valve body 1, the left and right sides
All welding is provided with sealing limit baffle 11, and in the top and bottom of the inner wall of valve body 1, the sealing in the left and right sides is limited respectively
The gap of one fixed width is provided between baffle 11, depending on size of this gap according to practical valve body 1, in gap, close to left
The sealing limit baffle 11 of side and the sealing limit baffle 11 on right side are respectively arranged with an axle sleeve 15, insert and fix on axle sleeve 15
There are blade drive shaft, blade drive shaft and the welding setting of blade 12, the blade drive shaft positioned at left side is main drive shaft 20, top
Portion is after valve body 1 and 3 direct connection of fireproof valve executing mechanism, the blade drive shaft positioned at right side are universal driving shaft 9；In main drive shaft 20
At apical position, the fixed bracket 2 of a fireproof valve executing mechanism is welded on valve body 1, fireproof valve executing mechanism is fixed on bracket 2
It is fixed with a fireproof valve executing mechanism 3；On main drive shaft 20, in the driving piece 10 that is externally connected to of valve body 1, drive
Movable plate 10 is connected by rivet with horizontally disposed 5 left end of chain, and the connecting lever 6 at 9 top of right end and universal driving shaft of chain 5 connects.
Through the above structure, the utility model can easily realize the linkage of split blade, on the right side of universal driving shaft 9,
The fixed bracket 8 of a tension spring is welded on valve body 1, the fixed bracket 8 of tension spring is connected by tension spring 7 with the right end of chain 5, with such
Structure setting can realize reversal interlocking relay to two blades by tension spring 7, when fireproof valve executing mechanism 3 is being closed in opening state
When closing movement, after fireproof valve executing mechanism 3 unloads power, tension spring holds twayblade automatically, gap occurs to prevent rebound.
Further, two blades of left and right settings are symmetrical arranged, and structure is identical；On the blade in left side,
14 left and right sides of main drive shaft is all distributed, and it is inner lobe positioned at right side that 14 left side of main drive shaft, which is outer blade section,
Piece part, Outer blade are greater than inner blade section.
When the utility model is used, by being internally provided with two split blades 12 in valve body 1, and by valve
Setting sealing limit baffle 11 on the internal diameter of body 1, while the partition 16 in setting at 1 inside center of valve body, pass through middle partition 16
Trailing flank on setting Packing spring piece 17 by 1 direct connection main drive shaft 14 of fireproof valve executing mechanism, pass through master when in use
Drive shaft 14 drives left side blade oscillating, and under the action of chain 5 on valve body 1, universal driving shaft 9 drives right side blade 12 to swing,
By acting above, left side blade and right side blade are used to opening structure, and such structure effectively reduces windage to blade 12
It influences, more existing single blade either multiple-blade driving structure is compared, and which reduce driving powers；Furthermore by
Packing spring piece 17 is set on the fixed bracket 2 of the fireproof valve executing mechanism in portion, after blade is closed, in the effect of internal wind pressure
Under, edge blows Outer blade 12 to sealing limit baffle 11, and intermediate position will be blown on Packing spring piece 17 inwardly blade 14,
It, can be effectively by blade 12 and sealing limit baffle 11 and Packing spring piece when by impacting with high pressure by such structure
17 press together, and effectively raise the leakproofness under the utility model use state.
To realize above functions, in existing structure basis, as shown in Figure 1, the top and bottom of the inner wall in valve body 1
Gap in be welded with a gap baffle 18 along the inner wall of outer frame body respectively, the setting of gap baffle 18 two axle sleeves 15 it
Between；Gap baffle 18, in order not to interfere the rotation of blade 12, can be seen that setting position relatively seals limit when fixed in Fig. 5
Position baffle 11 is forward, and the gap of the setting of gap baffle 18 and 11 front and back of sealing limit baffle between the two is greater than or equal to blade
12 thickness when blade 12 rotates, both can guarantee blade 12 and sealing limit baffle 11 and sealing bullet with the design of such structure
The leakproofness of reed 17, moreover it is possible to guarantee smooth degree when blade 12 rotates.
On the basis of the above structure setting, the utility model can be in the inside of valve body 1, in fireproof valve executing mechanism 3
Bottom is provided with temperature inductor 13, as shown in fig. 6, the front side of middle partition 16 is arranged in the temperature inductor 13, sets
Air intake indoors is set, it, can be by signal when interior causes high temperature or smog to be sensed by temperature inductor 13 because of burning
It reaches in fireproof valve executing mechanism 3, is acted by fireproof valve executing mechanism 3, realize the closing of blade 12.
Claims (5)
1. a kind of Novel fireproof valve comprising a circular valve body, it is characterised in that: valve body be internally provided with two it is right
The blade opened is vertically provided with a middle partition between two blades, and riveting is fixed with one on the trailing flank on middle partition
Packing spring piece, Packing spring piece or so extend middle partition setting；At the inside front-rear center of valve body, the inner wall of valve body
On, the left and right sides all welding are provided with sealing limit baffle, in the top and bottom of the inner wall of valve body, respectively in the left and right sides
Sealing limit baffle between be provided with one section of gap, in gap, close to left side sealing limit baffle and right side sealing
Limit baffle is respectively arranged with an axle sleeve, and inserting is fixed with blade drive shaft on axle sleeve, and blade drive shaft and blade welding are set
It sets, the blade drive shaft positioned at left side is main drive shaft, and top, with fireproof valve executing mechanism direct connection, is located at the right side after valve body
The blade drive shaft of side is universal driving shaft；It is solid that a fireproof valve executing mechanism is welded at main drive shaft apical position, on valve body
Fixed rack, fireproof valve executing mechanism are fixed on bracket and are fixed with a fireproof valve executing mechanism；On main drive shaft, in valve body
Be externally connected to a driving piece, driving piece is connected by rivet with horizontally disposed chain left end, the right end and connection of chain
Connecting lever connection at the top of moving axis.
2. Novel fireproof valve according to claim 1, it is characterised in that: on the right side of universal driving shaft, welded on valve body
There is the fixed bracket of a tension spring, the fixed bracket of tension spring is connected by tension spring with the right end of chain.
3. Novel fireproof valve according to claim 1, it is characterised in that: the middle part fireproof valve executing mechanism is fixed
Bracket designs for U-shaped structure, and open end is towards front side.
4. Novel fireproof valve according to claim 1, it is characterised in that: between the top and bottom of the inner wall of valve body
It is welded with a gap baffle along the inner wall of outer frame body respectively in gap, gap baffle plate setting is between two axle sleeves；Gap baffle
When fixed, setting position relatively sealing limit baffle is forward, gap baffle and sealing limit baffle front and back setting between the two
The gap set is greater than or equal to the thickness of blade.
5. Novel fireproof valve according to claim 1, it is characterised in that: in the inside of valve body, execute machine in fire resisting damper
The bottom of structure is provided with temperature inductor, and the temperature inductor is arranged before middle part fireproof valve executing mechanism is support bracket fastened
Side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821676182.4U CN208858950U (en) | 2018-10-16 | 2018-10-16 | Novel fireproof valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821676182.4U CN208858950U (en) | 2018-10-16 | 2018-10-16 | Novel fireproof valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208858950U true CN208858950U (en) | 2019-05-14 |
Family
ID=66421042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821676182.4U Active CN208858950U (en) | 2018-10-16 | 2018-10-16 | Novel fireproof valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208858950U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112096944A (en) * | 2020-08-20 | 2020-12-18 | 中国核电工程有限公司 | Nuclear-grade fireproof isolation valve |
| CN113483127A (en) * | 2021-07-02 | 2021-10-08 | 江苏瑞雨斯环保科技有限公司 | Composite material special-shaped air pipe check valve for circular gas transmission pipeline |
-
2018
- 2018-10-16 CN CN201821676182.4U patent/CN208858950U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112096944A (en) * | 2020-08-20 | 2020-12-18 | 中国核电工程有限公司 | Nuclear-grade fireproof isolation valve |
| CN113483127A (en) * | 2021-07-02 | 2021-10-08 | 江苏瑞雨斯环保科技有限公司 | Composite material special-shaped air pipe check valve for circular gas transmission pipeline |
| CN113483127B (en) * | 2021-07-02 | 2023-04-14 | 江苏瑞雨斯环保科技有限公司 | Composite material special-shaped air pipe check valve for circular gas transmission pipeline |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 253000 Shandong city of Dezhou province Wucheng Lu Quan Tun Zhen Xi Wang Zhuang Cun Patentee after: Keruite air conditioning Group Co., Ltd Address before: 253000 Shandong city of Dezhou province Wucheng Lu Quan Tun Zhen Xi Wang Zhuang Cun Patentee before: DEZHOU KERUITE FAN Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |