CN209469839U - A kind of chimney explosion venting valve - Google Patents
A kind of chimney explosion venting valve Download PDFInfo
- Publication number
- CN209469839U CN209469839U CN201920057544.XU CN201920057544U CN209469839U CN 209469839 U CN209469839 U CN 209469839U CN 201920057544 U CN201920057544 U CN 201920057544U CN 209469839 U CN209469839 U CN 209469839U
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- China
- Prior art keywords
- plate
- vertical tube
- screw rod
- chimney
- explosion venting
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Self-Closing Valves And Venting Or Aerating Valves (AREA)
Abstract
The utility model discloses a kind of chimney explosion venting valves, including the casing being fixedly mounted on chimney body, connecting tube is fixedly installed at the top of described sleeve pipe, and connecting tube is connected with casing, the top of the connecting tube is screwed and has top plate, vertical tube there are two being set in connecting tube, and the top of two vertical tubes all extends to the top of top plate, the top of top plate is equipped with the fixed pressing plate being set on two vertical tubes, the top plate is slidably located on two vertical tubes, the bottom of the pressing plate is bonded with sealing ring, and it is in contact at the top of the bottom of sealing ring and top plate, two vertical tubes are respectively positioned in sealing ring, the shaft being rotatably installed at the top of pressing plate is equipped between two vertical tubes.The utility model structure is simple, easy to operate, carries out pressure release convenient for being recycled, and convenient for adjusting the power for reaching increasing or reduction pressure release to the compression degree of spring according to actual needs, time saving and energy saving, meets the use demand of personnel.
Description
Technical field
The utility model relates to explosion venting valve technical field more particularly to a kind of chimney explosion venting valves.
Background technique
Chimney explosion venting valve is a kind of explosion venting valve used in smoke stack emission high pressure flue gas, and explosion venting valve is by valve body, explosion
The parts such as film, clamper, valve deck, weight composition, rupture disk is connected among the clamper with valve body, when superpressure,
Rupture disk rupture, moment pressure release, valve deck reset under the effect of gravity after bouncing, and explosion venting valve needs vertically upward when replacing rupture disk
Start valve body and clamper；Existing chimney explosion venting valve still has certain deficiency, is not easy to recycle, and needs often
Rupture disk is replaced, it is time-consuming and laborious, great inconvenience is brought to using, is not able to satisfy the use demand of personnel, therefore it is proposed that
A kind of chimney explosion venting valve is for solving the above problems.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of chimney venting of dust explosion proposed
Valve.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of chimney explosion venting valve, including the casing being fixedly mounted on chimney body, the top of described sleeve pipe is fixedly mounted
Have connecting tube, and connecting tube is connected with casing, the top of the connecting tube, which is screwed, top plate, set in connecting tube there are two
Vertical tube, and the top of two vertical tubes all extends to the top of top plate, the top of top plate is equipped with fixation and is set on two vertical tubes
Pressing plate, the top plate are slidably located on two vertical tubes, and the bottom of the pressing plate is bonded with sealing ring, and the bottom of sealing ring with
It is in contact at the top of top plate, two vertical tubes are respectively positioned in sealing ring, are equipped with and are rotatably installed at the top of pressing plate between two vertical tubes
Shaft, and the top of shaft is fixedly installed with knob, fixing sleeve is equipped with the first sprocket wheel, turning set in the vertical tube in the shaft
Top equipped with screw rod, and screw rod extends to the top of corresponding vertical tube and is fixedly installed with the second sprocket wheel, two the second sprocket wheels
Be sequentially connected with the same chain on the first sprocket wheel, the bottom end of the screw rod extends to the lower section of corresponding vertical tube, described perpendicular
The bottom end of pipe is fixedly mounted that there are two locating rods, and in two locating rods being located on the same vertical tube sliding sleeve be equipped with it is same
Movable plate, the movable plate screw thread are set on corresponding screw rod, and the top of the movable plate and the bottom of top plate are welded with together
One spring, and spring is movably set on corresponding vertical tube, two on the same vertical tube locating rod is located remotely from each other
One side bottom is fixedly installed with limited block, and limited block is located at the lower section of corresponding movable plate, opens up at the top of the top plate
There is venthole, and venthole is located between two vertical tubes.
Preferably, threaded hole is offered at the top of the movable plate, and threaded hole is connected with corresponding screw flight.
Preferably, the first circular hole there are two being opened up at the top of the movable plate, and the first circular hole is sliding with corresponding locating rod
Dynamic connection.
Preferably, first through hole is offered in the top inner wall of described sleeve pipe, and first through hole is connected with connecting tube.
Preferably, the second circular hole there are two being opened up at the top of the top plate, and the second circular hole slides with corresponding vertical tube and connects
It connects.
Preferably, it is opened up at the top of the pressing plate there are two third circular hole, and third circular hole and corresponding vertical tube fixing sleeve
Dress.
Preferably, fixing sleeve is equipped with first bearing in the vertical tube, and the inner ring of first bearing and corresponding screw rod outside
The fixed suit in side.
Preferably, second bearing is welded at the top of the pressing plate, and the inner ring of second bearing and the outside of shaft are fixed
Suit.
Compared with prior art, the beneficial effects of the utility model are:
Pass through casing, connecting tube, top plate, vertical tube, pressing plate, sealing ring, shaft, knob, screw rod, the second sprocket wheel, chain, shifting
Movable plate, locating rod are matched with spring, and high pressure flue gas when pressure release in chimney body is successively through first through hole, connecting tube and ventilation
Hole flows into the top of top plate, and high pressure flue gas pushes pressing plate upwards at this time, drives so that pressing plate moves up and passes through two vertical tubes
Two screw rods move up, and screw rod drives corresponding movable plate to compress upwards to spring, pressing plate also band dynamic seal ring and top
The top of plate separates, and the sealed circle of high pressure flue gas is flowed out with the gap separated between top plate at this time, after the outflow of high pressure flue gas, this
When the spring reset in compressive state and by corresponding movable plate drive screw reset, screw rod by vertical tube band dynamic pressure plate shifting
Dynamic, pressing plate realizes sealing with the top that dynamic seal ring compresses top plate, and when needing to adjust the power of pressure release, turning knob, knob leads to
It crosses shaft and drives the rotation of the first sprocket wheel, by two the second sprocket wheel rotations of chain-driving, the second sprocket wheel drives to be corresponded to the first sprocket wheel
Screw rod rotation, under the action of threaded hole, screw rod rotation drives corresponding movable plate to slide in two locating rods and to bullet
Spring is compressed, and the compression degree of adjustment spring according to actual needs is made it possible to, and is reached and is increased or reduce according to actual needs
The power of pressure release.
The utility model structure is simple, easy to operate, carries out pressure release convenient for being recycled, and convenient for adjusting according to actual needs
It saves and increasing is reached to the compression degree of spring or reduces the power of pressure release, it is time saving and energy saving, meet the use demand of personnel.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of chimney explosion venting valve structural schematic diagram；
Fig. 2 be the utility model proposes a kind of chimney explosion venting valve part A schematic cross-sectional view；
Fig. 3 be the utility model proposes a kind of chimney explosion venting valve part B schematic cross-sectional view.
In figure: 1 casing, 2 connecting tubes, 3 top plates, 4 vertical tubes, 5 pressing plates, 6 sealing rings, 7 shafts, 8 knobs, 9 screw rods, 10 second
Sprocket wheel, 11 chains, 12 movable plates, 13 locating rods, 14 springs, 15 limited blocks, 16 ventholes.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-3, a kind of chimney explosion venting valve, including the casing 1 being fixedly mounted on chimney body, the top of casing 1
It is fixedly installed with connecting tube 2, and connecting tube 2 is connected with casing 1, the top of connecting tube 2, which is screwed, top plate 3, connecting tube 2
Vertical tube 4 there are two inside setting, and the top of two vertical tubes 4 all extends to the top of top plate 3, the top of top plate 3 is equipped with fixation and is arranged
Pressing plate 5 on two vertical tubes 4, top plate 3 are slidably located on two vertical tubes 4, and the bottom of pressing plate 5 is bonded with sealing ring 6, and close
The bottom of seal 6 is in contact with the top of top plate 3, and two vertical tubes 4 are respectively positioned in sealing ring 6, and rotation is equipped between two vertical tubes 4
It is mounted on the shaft 7 at 5 top of pressing plate, and the top of shaft 7 is fixedly installed with knob 8, fixing sleeve is equipped with the first chain in shaft 7
Wheel, turning set is equipped with screw rod 9 in vertical tube 4, and the top of screw rod 9 extends to the top of corresponding vertical tube 4 and is fixedly installed with the
Two sprocket wheels 10, are sequentially connected with the same chain 11 on two the second sprocket wheels 10 and the first sprocket wheel, and the bottom end of screw rod 9 extends to pair
The lower section for the vertical tube 4 answered, there are two locating rods 13 for the bottom end fixed installation of vertical tube 4, and two be located on the same vertical tube 4 are fixed
Sliding sleeve is equipped with the same movable plate 12 on the bar 13 of position, and 12 screw thread of movable plate is set on corresponding screw rod 9, the top of movable plate 12
Portion and the bottom of top plate 3 are welded with the same spring 14, and spring 14 is movably set on corresponding vertical tube 4, are located at same
The side bottom that two locating rods 13 on vertical tube 4 are located remotely from each other is fixedly installed with limited block 15, and limited block 15 is located at pair
The lower section for the movable plate 12 answered, the top of top plate 3 offers venthole 16, and venthole 16 is located between two vertical tubes 4, passes through
Casing 1, connecting tube 2, top plate 3, vertical tube 4, pressing plate 5, sealing ring 6, shaft 7, knob 8, screw rod 9, the second sprocket wheel 10, chain 11,
Movable plate 12, locating rod 13 are matched with spring 14, and high pressure flue gas when pressure release in chimney body is successively through first through hole, connection
Pipe 2 and venthole 16 flow into the top of top plate 3, and high pressure flue gas pushes pressing plate 5 upwards at this time, so that pressing plate 5 moves up and leads to
Crossing two vertical tubes 4 drives two screw rods 9 to move up, and screw rod 9 drives corresponding movable plate 12 to compress upwards to spring 14,
Pressing plate 5 is also separated with dynamic seal ring 6 with the top of top plate 3, between separating between the sealed circle 6 of high pressure flue gas and top plate 3 at this time
Clearance flow goes out, and after the outflow of high pressure flue gas, the spring 14 for being now in compressive state is resetted and driven by corresponding movable plate 12
Screw rod 9 resets, and screw rod 9 is mobile with dynamic pressure plate 5 by vertical tube 4, and pressing plate 5 is realized close with the top that dynamic seal ring 6 compresses top plate 3
Envelope, when needing to adjust the power of pressure release, turning knob 8, knob 8 drives the rotation of the first sprocket wheel by shaft 7, and the first sprocket wheel passes through
Chain 11 drives two the second sprocket wheel 10 rotations, and the second sprocket wheel 10 drives corresponding screw rod 9 to rotate, under the action of threaded hole,
The rotation of screw rod 9 drives corresponding movable plate 12 to slide in two locating rods 13 and compress to spring 14, makes it possible to root
According to the compression degree of actual needs adjustment spring 14, reach the power for increasing or reducing pressure release according to actual needs, the utility model
Structure is simple, easy to operate, carries out pressure release convenient for being recycled, and convenient for adjusting the compression journey to spring 14 according to actual needs
Degree reaches increasing or reduces the power of pressure release, time saving and energy saving, meets the use demand of personnel.
In the utility model, the top of movable plate 12 offers threaded hole, and threaded hole connects with corresponding 9 screw thread of screw rod
It connects, the top of movable plate 12 is opened up there are two the first circular hole, and the first circular hole is slidably connected with corresponding locating rod 13, casing 1
Top inner wall on offer first through hole, and first through hole is connected with connecting tube 2, and the top of top plate 3 opens up that there are two the
Two circular holes, and the second circular hole is slidably connected with corresponding vertical tube 4, the top of pressing plate 5 open up that there are two third circular holes, and third circle
Hole and corresponding vertical tube 4 are fixed to be set with, and fixing sleeve is equipped with first bearing in vertical tube 4, and the inner ring of first bearing and corresponding spiral shell
The fixed suit in the outside of bar 9, the top of pressing plate 5 is welded with second bearing, and the inner ring of second bearing and the outside of shaft 7 are fixed
Suit, passes through casing 1, connecting tube 2, top plate 3, vertical tube 4, pressing plate 5, sealing ring 6, shaft 7, knob 8, screw rod 9, the second sprocket wheel
10, chain 11, movable plate 12, locating rod 13 are matched with spring 14, and high pressure flue gas when pressure release in chimney body is successively through
One through-hole, connecting tube 2 and venthole 16 flow into the top of top plate 3, and high pressure flue gas pushes pressing plate 5 upwards at this time so that pressing plate 5 to
On move through two vertical tubes 4 two screw rods 9 driven to move up, screw rod 9 drives corresponding movable plate 12 upwards to spring
14 are compressed, and pressing plate 5 is also separated with dynamic seal ring 6 with the top of top plate 3, at this time high pressure flue gas it is sealed circle 6 with top plate 3 it
Between separate gap outflow, when high pressure flue gas outflow after, be now in compressive state spring 14 reset and by corresponding shifting
Movable plate 12 drives screw rod 9 to reset, and screw rod 9 is mobile with dynamic pressure plate 5 by vertical tube 4, and pressing plate 5 compresses the top of top plate 3 with dynamic seal ring 6
Portion realizes sealing, and when needing to adjust the power of pressure release, turning knob 8, knob 8 drives the first sprocket wheel to rotate by shaft 7, first
Sprocket wheel drives two the second sprocket wheel 10 rotations by chain 11, and the second sprocket wheel 10 drives corresponding screw rod 9 to rotate, in threaded hole
Under effect, the rotation of screw rod 9 drives corresponding movable plate 12 to slide in two locating rods 13 and compress to spring 14, so that
It is capable of the compression degree of adjustment spring 14 according to actual needs, reaches the power for increasing or reducing pressure release according to actual needs, this reality
It is simple with new structure, it is easy to operate, pressure release is carried out convenient for being recycled, and convenient for being adjusted according to actual needs to spring 14
Compression degree reaches increasing or reduces the power of pressure release, time saving and energy saving, meets the use demand of personnel.
Working principle: when the high pressure flue gas in chimney body flows into casing 1, high pressure flue gas is flowed into through first through hole to be connected
In adapter tube 2, then the top through the inflow top plate 3 of venthole 16, as high pressure flue gas constantly flows into, high pressure flue gas pushes upwards at this time
Pressing plate 5, so that pressing plate 5 moves up, pressing plate 5 drives two vertical tubes 4 to move up, and vertical tube 4 drives corresponding screw rod 9 to moving up
Dynamic, screw rod 9 drives corresponding movable plate 12 to move up, and movable plate 12 upwards compresses corresponding spring 14, presses simultaneously
Plate 5 is separated with dynamic seal ring 6 with the top of top plate 3, clearance flow between separating between the sealed circle 6 of high pressure flue gas and top plate 3 at this time
Out, after high pressure flue gas flows out, the spring 14 for being now in compressive state resets, and spring 14 drives corresponding movable plate 12 multiple
Position, movable plate 12 drive vertical tube 4 to reset by corresponding screw rod 9, and vertical tube 4 compresses top plate 3 with dynamic seal ring 6 by pressing plate 5
Sealing is realized at top, and when needing to adjust the power of high pressure flue gas pressure release, turning knob 8, knob 8 drives shaft 7 on the top of pressing plate 5
Portion's rotation, shaft 7 drive the rotation of the first sprocket wheel, and the first sprocket wheel drives two the second sprocket wheel 10 rotations, the second chain by chain 11
Wheel 10 drives corresponding screw rod 9 to rotate in vertical tube 4, and under the action of threaded hole, the rotation of screw rod 9 drives corresponding movable plate 12
It moves up, movable plate 12 is slided in corresponding two locating rods 13 and compressed to spring 14, is made it possible to according to reality
Border needs the compression degree of adjustment spring 14, reaches the power for increasing or reducing pressure release according to actual needs.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (8)
1. a kind of chimney explosion venting valve, including the casing (1) being fixedly mounted on chimney body, which is characterized in that described sleeve pipe (1)
Top be fixedly installed with connecting tube (2), and connecting tube (2) is connected with casing (1), the top screw thread of the connecting tube (2)
It is fixed with top plate (3), sets that there are two vertical tube (4) in connecting tube (2), and the top of two vertical tubes (4) all extends to top plate (3)
Top, the top of top plate (3) are equipped with the fixed pressing plate (5) being set on two vertical tubes (4), and the top plate (3) is slidably located in
On two vertical tubes (4), the bottom of the pressing plate (5) is bonded with sealing ring (6), and the top of the bottom of sealing ring (6) and top plate (3)
Portion is in contact, and two vertical tubes (4) are respectively positioned in sealing ring (6), is equipped between two vertical tubes (4) and is rotatably installed in pressing plate (5) top
The shaft (7) in portion, and the top of shaft (7) is fixedly installed with knob (8), fixing sleeve is equipped with the first sprocket wheel on the shaft (7),
The interior turning set of the vertical tube (4) is equipped with screw rod (9), and the top of screw rod (9) extends to top and the fixation of corresponding vertical tube (4)
It is equipped with the second sprocket wheel (10), is sequentially connected with the same chain (11) on two the second sprocket wheels (10) and the first sprocket wheel, it is described
The bottom end of screw rod (9) extends to the lower section of corresponding vertical tube (4), and there are two locating rods for the bottom end fixed installation of the vertical tube (4)
(13), sliding sleeve is equipped with the same movable plate (12) and on two locating rods (13) on the same vertical tube (4), the shifting
Movable plate (12) screw thread is set on corresponding screw rod (9), and the top of the movable plate (12) and the bottom of top plate (3) are welded with together
One spring (14), and spring (14) is movably set on corresponding vertical tube (4), two be located on the same vertical tube (4) are fixed
The side bottom that position bar (13) is located remotely from each other is fixedly installed with limited block (15), and limited block (15) is located at corresponding movable plate
(12) lower section offers venthole (16) at the top of the top plate (3), and venthole (16) is located between two vertical tubes (4).
2. a kind of chimney explosion venting valve according to claim 1, which is characterized in that offered at the top of the movable plate (12)
Threaded hole, and threaded hole is threadedly coupled with corresponding screw rod (9).
3. a kind of chimney explosion venting valve according to claim 1, which is characterized in that offered at the top of the movable plate (12)
Two the first circular holes, and the first circular hole is slidably connected with corresponding locating rod (13).
4. a kind of chimney explosion venting valve according to claim 1, which is characterized in that opened in the top inner wall of described sleeve pipe (1)
Equipped with first through hole, and first through hole is connected with connecting tube (2).
5. a kind of chimney explosion venting valve according to claim 1, which is characterized in that offer two at the top of the top plate (3)
A second circular hole, and the second circular hole is slidably connected with corresponding vertical tube (4).
6. a kind of chimney explosion venting valve according to claim 1, which is characterized in that offer two at the top of the pressing plate (5)
A third circular hole, and third circular hole is fixed with corresponding vertical tube (4) and is set with.
7. a kind of chimney explosion venting valve according to claim 1, which is characterized in that the interior fixing sleeve of the vertical tube (4) is equipped with the
One bearing, and the inner ring of first bearing is fixed with the outside of corresponding screw rod (9) and is set with.
8. a kind of chimney explosion venting valve according to claim 1, which is characterized in that be welded at the top of the pressing plate (5)
Two bearings, and the fixed suit in the outside of the inner ring of second bearing and shaft (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920057544.XU CN209469839U (en) | 2019-01-14 | 2019-01-14 | A kind of chimney explosion venting valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920057544.XU CN209469839U (en) | 2019-01-14 | 2019-01-14 | A kind of chimney explosion venting valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209469839U true CN209469839U (en) | 2019-10-08 |
Family
ID=68092978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920057544.XU Expired - Fee Related CN209469839U (en) | 2019-01-14 | 2019-01-14 | A kind of chimney explosion venting valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209469839U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110843647A (en) * | 2019-11-26 | 2020-02-28 | 衡阳市利美电瓶车制造有限责任公司 | Explosion-proof vehicle |
| CN114182058A (en) * | 2021-12-14 | 2022-03-15 | 无锡翔龙环球科技股份有限公司 | Protective explosion-proof device for converter flue gas waste heat boiler |
-
2019
- 2019-01-14 CN CN201920057544.XU patent/CN209469839U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110843647A (en) * | 2019-11-26 | 2020-02-28 | 衡阳市利美电瓶车制造有限责任公司 | Explosion-proof vehicle |
| CN114182058A (en) * | 2021-12-14 | 2022-03-15 | 无锡翔龙环球科技股份有限公司 | Protective explosion-proof device for converter flue gas waste heat boiler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191008 Termination date: 20210114 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |