CN204828705U - Valve blade seal structure and blast gate - Google Patents
Valve blade seal structure and blast gate Download PDFInfo
- Publication number
- CN204828705U CN204828705U CN201520562630.8U CN201520562630U CN204828705U CN 204828705 U CN204828705 U CN 204828705U CN 201520562630 U CN201520562630 U CN 201520562630U CN 204828705 U CN204828705 U CN 204828705U
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- China
- Prior art keywords
- valve blade
- valve
- clinch
- stamping steel
- steel ribbon
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Abstract
The utility model discloses a valve blade seal structure and blast gate, the valve blade seal structure include: the valve blade, both ends are equipped with overlap joint portion about the valve blade, the opposite direction of overlap joint portion of two adjacent valve blades, the whole book face that foldover face that overlap joint portion is stretched out by the slant and reversal were turned back constitutes, and one of them end lap portion one side is equipped with the flexible sealing strip, sealing strip upper end is equipped with the layering, uses on rivet grafting layering and sealing strip be fixed in the valve blade, the sealing strip lower extreme is rolled over the face extrusion eventually by two adjacent overlap joint portions and is hugged closely. Simple structure, simple to operate, when closing the blast gate, the flexible sealing strip produces deformation under the effort of valve blade overlap joint portion, the self -adaptation remedies the joint gap between the valve blade overlap joint portion, as far as control reduce air regulation valve, fire prevention valve, the volume of revealing of discharge fume fire prevention valve, the blast gates such as valve of discharging fume.
Description
Technical field
The utility model relates to wind valves and fittings field, especially relates to a kind of valve blade sealing configuration and a kind of air-valve using this valve blade sealing configuration.
Background technique
At present, the air-valve such as volume damper, fire-closing valve, smoke exhaust fire damper, the exhaust smoke valve air quantity leakage in use for central air-conditioner or other ventilation systems does not all reach NBS, can there is gap, uncontrollable amount of leakage when valve blade is closed.Especially large-sized valve blade, shaping rear straightness accuracy and flatness machining accuracy are difficult to ensure, the clinch inleakage between valve blade can be larger.More seriously, when emergency case such as breaking out of fires, need the air-valve closed in ventilation system, but reveal can not stop the intensity of a fire or smog completely due to the air quantity between valve blade, huge threat is formed to the person and property safety, even more serious consequence may be caused.
Therefore, how designing a kind of air-valve sealing configuration that can make up joint gap between valve blade, is industry problem demanding prompt solution.
Model utility content
The purpose of this utility model is exactly to overcome above-mentioned prior art Problems existing, provides a kind of valve blade sealing configuration and air-valve.
The technical scheme in the invention for solving the above technical problem is: a kind of valve blade sealing configuration, comprise valve blade, the upper and lower two ends of described valve blade are provided with clinch, the face of rolling at end that described clinch is turned back by oblique foldover face of stretching out and reversion is formed, the clinch direction of adjacent two valve blades is contrary, wherein clinch side in one end is provided with flexible sealing strip, described Stamping Steel Ribbon upper end is provided with press strip, use rivet grafting press strip and Stamping Steel Ribbon to be fixed on valve blade, described Stamping Steel Ribbon lower end is close to by two adjacent clinchs whole folding face extruding.
Described Stamping Steel Ribbon adopts resistant to elevated temperatures ceramic fibre material manufacture.
The width of described Stamping Steel Ribbon is 50mm, thickness is 2mm.
Described press strip is galvanized steel plain sheet.
A kind of air-valve being provided with above-mentioned valve blade sealing configuration, comprise: rectangular drum like housing, to be layed in side by side in housing and mutually overlap joint valve blade and be located at housing both sides for overturning the driving mechanism opening valve blade, the upper and lower two ends of described valve blade are provided with clinch, the face of rolling at end that described clinch is turned back by oblique foldover face of stretching out and reversion is formed, wherein clinch side in one end is provided with flexible sealing strip, described Stamping Steel Ribbon upper end is provided with press strip, rivet grafting press strip and Stamping Steel Ribbon is used to be fixed on valve blade, described Stamping Steel Ribbon lower end is close to by two adjacent clinchs whole folding face extruding.
The middle part of described valve blade is formed with slot, and slot both sides are fixed with shaft-pressing plate; Described driving mechanism comprises rotating shaft, executive module and link assembly, described rotating shaft one end is inserted on the axis hole of housing side, the other end inserts between shaft-pressing plate and slot, described executive module clutch end connects the end that wherein rotating shaft protrudes from axis hole, described link assembly is by being located at stock that housing side can move up and down and the rocking bar that one end is rotatably connected on stock is formed, the described rocking bar the other end is fixedly connected on the rotation centerline of valve blade, and described executive module drives valve blade synchronously to overturn by rotating shaft and link assembly to open, closed.
Described valve blade and housing all adopt galvanizing surface process.
Compared with prior art, the beneficial effects of the utility model: structure is simple, easy for installation, when closing air-valve, flexible sealing strip produces deformation under the active force of valve blade clinch, self adaption makes up the joint gap between valve blade clinch, controls the amount of leakage reducing the air-valves such as volume damper, fire-closing valve, smoke exhaust fire damper, exhaust smoke valve as much as possible.And the machining accuracy of valve blade also can suitably reduce, and make up the comparatively wide arc gap caused by above-mentioned defect by Stamping Steel Ribbon.
Stamping Steel Ribbon of the present utility model adopts ceramic fibre material manufacture, it has following characteristics: 1. ceramic fiber is a kind of fibrous light refractory material, there is the advantages such as lightweight, high temperature resistant, that good thermal stability, heat conductivity are low, specific heat is little, certain flexibility, mechanical resistant vibrations, and good hot strength and thermal and insulating performance; 2. long-time continuous uses and high temperature resistantly can reach 1000 DEG C, and short time use heatproof can reach 1260 DEG C, and this just makes Stamping Steel Ribbon when breaking out of fire situation, also can ensure the seal of air-valve, reduces as far as possible and discharges the high hot dense smoke of high temperature; 3. also there is fan's molten metal attack such as good antiacid caustic corrosion and aluminum-resistant zinc, the place of the bad environments such as factory, mine can be applicable to.
Accompanying drawing explanation
Fig. 1 is valve blade sealing configuration stereogram of the present utility model;
Fig. 2 is valve blade sealing configuration side view of the present utility model;
Fig. 3 is the enlarged diagram of part A in Fig. 2;
Fig. 4 is the enlarged diagram of part B in Fig. 2;
Fig. 5 is wind valve structure schematic diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described further.
Refer to Fig. 1 and Fig. 2, a kind of valve blade sealing configuration of the utility model preferred embodiment design, comprise: valve blade 1 and Stamping Steel Ribbon 2, the two ends up and down of multiple valve blade 1 overlap formation one plane mutually, as air-valve valve, Stamping Steel Ribbon 2, by the wherein one end using press strip 3 and rivet 4 to be fixedly mounted on valve blade 1, plays the effect making up joint gap between valve blade.
Refer to Fig. 3 and Fig. 4, the bending of two ends up and down of valve blade 1 has extended to form clinch 11, clinch 11 is that the face of rolling at end turned back by oblique foldover face of stretching out and reversion is formed, and the overbending direction of two clinchs 11 that valve blade 1 is adjacent is contrary, and is connected by the mutual hasp in face of rolling over eventually.Stamping Steel Ribbon 2 is arranged on wherein one end clinch 11 and is recessed into the side in direction, and press strip 3 is arranged on the side, upper end of Stamping Steel Ribbon 2, and press strip 3 is installed rivet 4, and press strip 3 and Stamping Steel Ribbon 2 are fixedly connected on valve blade 1 by rivet 4.When valve blade 1 overlaps mutually, the lower end pressurized of Stamping Steel Ribbon 2, and be close to the face of rolling at end of adjacent two clinchs 11, thus play seal action.
In the present embodiment, Stamping Steel Ribbon 2 adopts resistant to elevated temperatures ceramic fibre material manufacture, and the width of Stamping Steel Ribbon 2 is 50mm, thickness is 2mm, and length is then determined according to clinch 11 length of valve blade.Press strip 3 is long strip galvanized steel plain sheet, adopts galvanizing surface process, and comparing sprays paint processes more environmental protection, durable, plays a protective role simultaneously, corrosion-resistant, also not easily scratches.
Refer to Fig. 5, a kind of air-valve of the utility model preferred embodiment design, comprise: rectangular drum like housing 5, to be side by side layed in housing 5 and mutually overlap joint a plurality of valve blades 1 and be located at housing 5 both sides for overturning the driving mechanism opening valve blade 1, wherein, the bending of two ends up and down of valve blade 1 has extended to form clinch 11, clinch 11 is that the face of rolling at end turned back by oblique foldover face of stretching out and reversion is formed, the overbending direction of two clinchs 11 that valve blade 1 is adjacent is contrary, and is connected by the mutual hasp in face of rolling over eventually.The clinch 11 of valve blade 1 wherein one end is provided with Stamping Steel Ribbon 2, Stamping Steel Ribbon 2 is recessed into the side in direction towards clinch 11, press strip 3 is arranged on the side, upper end of Stamping Steel Ribbon 2, and press strip 3 is installed rivet 4, and press strip 3 and Stamping Steel Ribbon 2 are fixedly connected on valve blade 1 by rivet 4.When valve blade 1 overlaps mutually, the lower end pressurized of Stamping Steel Ribbon 2, and be close to the face of rolling at end of adjacent two clinchs 11, thus play seal action.
Further, be formed with the V-arrangement slot 12 of level at the middle part of valve blade 1, the both sides of slot 12 are installed with shaft-pressing plate 9, and shaft-pressing plate 9 constitutes closed ring-type axle sleeve with corresponding slot 12 region.Driving mechanism comprises rotating shaft 8, executive module 6 and link assembly 7, and executive module 6 and link assembly 7 are arranged on two outer side surfaces of housing 5.One end of rotating shaft 8 is inserted on the axis hole of housing 5 side, and the other end inserts in axle sleeve, makes valve blade 1 and rotating shaft 8 can synchronous rotary.The clutch end of executive module 6 connects the end that wherein rotating shaft protrudes from axis hole, and drives this root rotating shaft to rotate by executive module 6.Link assembly 7 is made up of stock 71 and rocking bar 72, stock 71 is vertically arranged on the side of housing 5, stock 71 can do upper and lower vertical motion, one end of rocking bar 72 is rotatably connected on stock 71, the other end is fixedly connected on the rotation centerline of valve blade 1, when one of them valve blade 1 overturns, connected rocking bar can be driven to swing up and down, this rocking bar is then moved up and down by stock 71 and drives other all rocking bar synchronous hunting.Therefore visible, executive module 6 can drive a valve blade upset by a rotating shaft 8, and the valve blade that this valve blade drives other all by link assembly 7 more synchronously overturns, thus realizes the switch of air-valve.
Further, valve blade 1 and housing 5 all adopt galvanizing surface process, and comparing sprays paint processes more environmental protection, durable, plays a protective role simultaneously, corrosion-resistant, also not easily scratches.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (7)
1. a valve blade sealing configuration, comprise valve blade, the upper and lower two ends of described valve blade are provided with clinch, the face of rolling at end that described clinch is turned back by oblique foldover face of stretching out and reversion is formed, the clinch direction of adjacent two valve blades is contrary, it is characterized in that, wherein clinch side in one end is provided with flexible sealing strip, described Stamping Steel Ribbon upper end is provided with press strip, use rivet grafting press strip and Stamping Steel Ribbon to be fixed on valve blade, described Stamping Steel Ribbon lower end is close to by two adjacent clinchs whole folding face extruding.
2. valve blade sealing configuration according to claim 1, is characterized in that, described Stamping Steel Ribbon adopts resistant to elevated temperatures ceramic fibre material manufacture.
3. valve blade sealing configuration according to claim 1, is characterized in that, the width of described Stamping Steel Ribbon is 50mm, thickness is 2mm.
4. valve blade sealing configuration according to claim 1, is characterized in that, described press strip is galvanized steel plain sheet.
5. one kind is provided with the air-valve of valve blade sealing configuration described in the claims 1 to 4 any one, comprise: rectangular drum like housing, to be side by side layed in housing and mutually overlap joint valve blade and be located at housing both sides for overturning the driving mechanism opening valve blade, the upper and lower two ends of described valve blade are provided with clinch, the face of rolling at end that described clinch is turned back by oblique foldover face of stretching out and reversion is formed, it is characterized in that
Wherein clinch side in one end is provided with flexible sealing strip, and described Stamping Steel Ribbon upper end is provided with press strip, uses rivet grafting press strip and Stamping Steel Ribbon to be fixed on valve blade, and described Stamping Steel Ribbon lower end is close to by two adjacent clinchs whole folding face extruding.
6. air-valve according to claim 5, is characterized in that, the middle part of described valve blade is formed with slot, and slot both sides are fixed with shaft-pressing plate; Described driving mechanism comprises rotating shaft, executive module and link assembly, described rotating shaft one end is inserted on the axis hole of housing side, the other end inserts between shaft-pressing plate and slot, described executive module clutch end connects the end that wherein rotating shaft protrudes from axis hole, described link assembly is by being located at stock that housing side can move up and down and the rocking bar that one end is rotatably connected on stock is formed, the described rocking bar the other end is fixedly connected on the rotation centerline of valve blade, and described executive module drives valve blade synchronously to overturn by rotating shaft and link assembly to open, closed.
7. air-valve according to claim 5, is characterized in that, described valve blade and housing all adopt galvanizing surface process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520562630.8U CN204828705U (en) | 2015-07-30 | 2015-07-30 | Valve blade seal structure and blast gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520562630.8U CN204828705U (en) | 2015-07-30 | 2015-07-30 | Valve blade seal structure and blast gate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204828705U true CN204828705U (en) | 2015-12-02 |
Family
ID=54686308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520562630.8U Expired - Fee Related CN204828705U (en) | 2015-07-30 | 2015-07-30 | Valve blade seal structure and blast gate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204828705U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105065691A (en) * | 2015-07-30 | 2015-11-18 | 深圳市中航大记工程制品有限公司 | Vale blade sealing structure and air valve |
| CN107246480A (en) * | 2017-01-05 | 2017-10-13 | 金龙岩 | A kind of low leakage fire-proof smoke-proof air-valve for optimizing structure |
| CN114439951A (en) * | 2020-11-03 | 2022-05-06 | 江苏新扬机电设备有限公司 | Elastic sealing structure and ventilation valve |
-
2015
- 2015-07-30 CN CN201520562630.8U patent/CN204828705U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105065691A (en) * | 2015-07-30 | 2015-11-18 | 深圳市中航大记工程制品有限公司 | Vale blade sealing structure and air valve |
| CN105065691B (en) * | 2015-07-30 | 2017-11-14 | 深圳市中航大记股份有限公司 | A kind of valve blade sealing structure and air-valve |
| CN107246480A (en) * | 2017-01-05 | 2017-10-13 | 金龙岩 | A kind of low leakage fire-proof smoke-proof air-valve for optimizing structure |
| CN114439951A (en) * | 2020-11-03 | 2022-05-06 | 江苏新扬机电设备有限公司 | Elastic sealing structure and ventilation valve |
| CN114439951B (en) * | 2020-11-03 | 2023-10-10 | 江苏新扬机电设备有限公司 | Elastic sealing structure and ventilation valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518000 Guangdong city of Shenzhen province Futian District Hua Fu Lu Nanguang building 510B Patentee after: Shenzhen CATIC Limited by Share Ltd Address before: 518000 Guangdong city of Shenzhen province Futian District Hua Fu Lu Nanguang building 510B Patentee before: Shenzhen Catic Tai Kee (E. & M.) Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 Termination date: 20180730 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |